Patent Description:
The present disclosure relates to the field of detection systems, and in particular to a trolley wire detection device and a trolley wire detection system.

The trolley wire for power supply is installed on the frame body of work sites used for a shuttle car, etc. After installation of the trolley wire is completed, it is necessary to detect whether the installation of the trolley wire meets requirements. Whether a current collector has phenomena such as deviation and jamming when operating in the trolley wire in a plugged state is mainly detected, so as to repair the defects generated during the installation of the trolley wire in time. The detection in related art is mainly completed by manpower, that is, the current collector hand-held by manpower cooperates with movement of the trolley wire to detect whether there are defects in the operation process. Manual detection of the trolley wire consumes a lot of labor and time, and there are great safety hazards during detection of high-rise frame bodies. The document <CIT> discloses a robot than can monitor the status of the rail transit infrastructure in general.

Some embodiments of the present disclosure provide a trolley wire detection device, wherein a trolley wire is disposed on a guide rail and is disposed along an extending direction of the guide rail, wherein the trolley wire detection device includes:.

In some embodiments, the power mechanism includes:.

In some embodiments, the power mechanism further includes driven wheels, the driven wheels are disposed on the mounting seat, and the driven wheels are in contact with the guide rail, and are driven by the mounting seat to roll along the guide rail.

In some embodiments, the driving wheels are disposed on an outer side of the guide rail, the driven wheels are disposed on an inner side of the guide rail, and the driven wheels and the driving wheels are configured to cooperate to clamp the guide rail.

In some embodiments, the guide rail includes a top wall, the driving wheels are disposed on an outer side of the top wall, and the driven wheels are disposed on an inner side of the top wall.

In some embodiments, the mounting seat includes:.

In some embodiments, the connecting assembly includes:.

In some embodiments, the power mechanism further includes guide wheels, and the guide wheels are disposed on the mounting seat, are in contact with the guide rail, and are driven by the mounting seat to roll along the guide rail.

In some embodiments, the guide wheels include:.

In some embodiments, the driving wheels include a first driving wheel and a second driving wheel, two first guide wheels are disposed, and two second guide wheels are disposed; a central axis of the first driving wheel is perpendicular to and coplanar with a central axis of one of the first guide wheels; a central axis of the second driving wheel is perpendicular to and coplanar with a central axis of the other first guide wheel; and the two first guide wheels and the two second guide wheels are located in the same plane.

In some embodiments, the guide rail includes a top wall and a side wall connected to the top wall, the power mechanism further includes driven wheels, the driven wheels are disposed on the mounting seat, and the driven wheels are in contact with the guide rail, and are driven by the mounting seat to roll along the guide rail; the driving wheels and the driven wheels are configured to clamp the top wall of the guide rail, and the first guide wheels and the second guide wheels are configured to clamp the side wall of the guide rail.

In some embodiments, axes of the guide wheels are perpendicular to axes of the driving wheels.

In some embodiments, the engagement assembly includes magnetic assemblies which are attracted to each other and disposed on the current collector assembly and the power mechanism, or includes elastic snap-fit assemblies which are connected to each other in a snap-fit manner and disposed on the current collector assembly and the power mechanism.

In some embodiments, the current collector assembly includes a current collector body and a connecting member, the connecting member is connected to the current collector body, and the connecting member is also connected to the power mechanism through the engagement assembly.

Some embodiments of the present disclosure provide a trolley wire detection system, including a trolley wire, a guide rail and the above trolley wire detection device, the trolley wire being disposed on the guide rail and disposed along an extending direction of the guide rail.

Based on the above technical solutions, the present disclosure at least has the following beneficial effects:.

In some embodiments, the trolley wire detection device includes the current collector assembly, the power mechanism and the engagement assembly, the current collector assembly and the power mechanism are connected by the preset engagement force provided by the engagement assembly, before detection, the trolley wire detection device is disposed at one of end parts of the guide rail, and during detection, the current collector assembly is driven by the power mechanism to move along the trolley wire; when the trolley wire meets installation requirements, the trolley wire detection device will operate smoothly from one end of the guide rail to the other end of the guide rail; when the trolley wire has defects such as deformation and offset, the trolley wire produces a resistance to the current collector assembly, and when the resistance generated by the trolley wire to the current collector assembly is greater than the preset engagement force, the current collector assembly is disengaged from the power mechanism, which indicates that the defect exists in the installation of the trolley wire; and the position where the current collector assembly is disengaged from the power mechanism is the position of the defect in the installation of the trolley wire, and the position where the trolley wire has the installation defect can be conveniently, quickly and accurately found. The trolley wire detection device is convenient to operate, has high detection efficiency, and can greatly reduce labor costs and construction safety risks.

The accompanying drawings described herein are used to provide a further understanding of the present disclosure and form a part of the present application. The exemplary embodiments of the present disclosure and their descriptions are used to explain the present disclosure and do not form an improper limitation to the present disclosure. In the drawings:.

The technical solutions in the embodiments will be clearly and completely described below in combination with the accompanying drawings in the embodiments of the present disclosure. Obviously, the described embodiments are only a part but not all of the embodiments of the present disclosure. Based on the embodiments of the present disclosure, all other embodiments obtained by those ordinary skilled in the art without creative work are within the protection scope of the present disclosure.

In the description of the present disclosure, it should be understood that the orientation or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner" and "outer" are based on the orientation or positional relationships shown in the drawings, only for the purposes of the ease in describing the present disclosure and simplification of its descriptions, but not indicating or implying that the specified device or element must be specifically located, and structured and operated in a specific direction, and therefore, should not be understood as limitations to the protective scope of the present disclosure.

An electric-driven mobile device, such as a shuttle car, constantly changes the position when moving on a frame body <NUM>. At each different position, the shuttle car (mobile device) has to obtain a power supply at any time, otherwise it cannot continue to move.

The frame body <NUM> includes a guide rail <NUM>. The guide rail <NUM> is provided with a trolley wire <NUM> therein. The trolley wire <NUM> is disposed along an extending direction of the guide rail <NUM>. The trolley wire <NUM> is powered on, and a current collector that can take electricity from the trolley wire <NUM> is disposed on the mobile device. In this way, when the mobile device moves, the current collector operates synchronously with the mobile device, obtains the power supply from the trolley wire <NUM> at any time, and supplies the same to the mobile device, so that the mobile device can continue to move.

After installation of the trolley wire <NUM> is completed, it is necessary to detect whether the installation of the trolley wire <NUM> meets requirements. Whether the current collector has phenomena such as deviation and jamming when operating in the trolley wire <NUM> in a plugged state is mainly detected, so as to repair the defects generated during the installation of the trolley wire <NUM> in time.

Some embodiments of the present disclosure provide a trolley wire detection device and a trolley wire detection system, which are adopted to alleviate the problem of labor and time waste in detection of the trolley wire.

In some embodiments, the trolley wire detection device <NUM> is used to detect whether the installation of the trolley wire <NUM> meets the requirements.

As shown in <FIG>, the frame body <NUM> includes the guide rail <NUM>. The guide rail <NUM> is provided with the trolley wire <NUM> therein, and the trolley wire <NUM> is disposed along an extending direction of the guide rail <NUM>. When it is necessary to detect whether the installation of the trolley wire <NUM> meets the requirements, the trolley wire detection device <NUM> is disposed on one of end parts of the guide rail <NUM> (as shown in <FIG>). When the trolley wire <NUM> meets the installation requirements, the trolley wire detection device <NUM> operates smoothly from one end to the other end of the guide rail <NUM>; when the trolley wire <NUM> has defects such as deformation and offset, the trolley wire <NUM> generates a resistance to a current collector assembly <NUM>. The operation of a current collector brush is no longer smooth, and has the phenomena such as jamming or deviation. Therefore, the installation defects of the trolley wire can be efficiently detected.

As shown in <FIG>, in some embodiments, the trolley wire detection device <NUM> includes a current collector assembly <NUM>, a power mechanism <NUM> and an engagement assembly <NUM>.

The current collector assembly <NUM> is connected to the trolley wire <NUM> to take electricity from the trolley wire <NUM>.

The power mechanism <NUM> is slidably disposed on the guide rail <NUM>. Optionally, power of the power mechanism <NUM> includes electric power, hydraulic power or the like. The electric power of the power mechanism <NUM> is not obtained from the trolley wire.

The engagement assembly <NUM> is disposed between the current collector assembly <NUM> and the power mechanism <NUM>, and the engagement assembly <NUM> is configured to provide a preset engagement force to connect the current collector assembly <NUM> to the power mechanism <NUM>.

The power mechanism <NUM> is configured to drive the current collector assembly <NUM> to move along the trolley wire <NUM> after being connected to the current collector assembly <NUM> through the preset engagement force provided by the engagement assembly <NUM>, and the current collector assembly <NUM> is configured to be disengaged from the power mechanism <NUM> when the resistance generated by the trolley wire <NUM> is greater than the preset engagement force, as shown in <FIG>.

In order to improve detection efficiency of the trolley wire, the present disclosure provides a trolley wire detection device <NUM>, which includes the current collector assembly <NUM>, the power mechanism <NUM> and the engagement assembly <NUM>, and the current collector assembly <NUM> and the power mechanism <NUM> are connected by the preset engagement force provided by the engagement assembly <NUM>. Before detection, the trolley wire detection device <NUM> is disposed on one of end parts of the guide rail <NUM>, and during detection, the current collector assembly <NUM> is driven by the power mechanism <NUM> to move along the trolley wire <NUM>.

When the trolley wire <NUM> meets the installation requirements, the trolley wire detection device <NUM> will operate smoothly from one end to the other end of the guide rail <NUM>; when the trolley wire <NUM> has defects such as deformation and offset, the trolley wire <NUM> generates a resistance to the current collector assembly <NUM>, and the operation of the current collector brush is no longer smooth, and has the phenomena such as jamming or deviation. When the resistance generated by the trolley wire <NUM> to the current collector assembly <NUM> is greater than the preset engagement force, the current collector assembly <NUM> is disengaged from the power mechanism <NUM>. The position where the current collector assembly <NUM> is disengaged from the power mechanism <NUM> is the position of the defect in installation of the trolley wire <NUM>. The trolley wire detection device <NUM> according to the embodiments of the present disclosure is small in size and good in portability, and can improve the detection efficiency after the trolley wire <NUM> is installed, reduce labor costs, and reduce construction safety risks. Furthermore, the speed at which the power mechanism <NUM> drives the current collector assembly <NUM> to move along the trolley wire <NUM> is adjustable, which can highly restore actual working conditions.

In some embodiments, as shown in <FIG>, the power mechanism <NUM> includes a mounting seat <NUM> and driving wheels <NUM>. The driving wheels <NUM> are disposed on the mounting seat <NUM>, and the driving wheels <NUM> are in contact with the guide rail <NUM> and configured to roll along the guide rail <NUM> to drive the mounting seat <NUM> to move along the guide rail <NUM>. When the driving wheels <NUM> rotate, the mounting seat <NUM> drags the current collector assembly <NUM> to move along the guide rail <NUM> at a set speed.

Optionally, the driving wheel <NUM> includes an in-wheel motor. The in-wheel motor is adopted as the driving wheel.

Optionally, the driving wheel <NUM> includes a roller and a motor.

In some embodiments, the power mechanism <NUM> further includes driven wheels <NUM>. The driven wheels <NUM> are disposed on the mounting seat <NUM>. The driven wheels <NUM> are in contact with the guide rail <NUM> and are driven by the mounting seat <NUM> to roll along the guide rail <NUM>.

In some embodiments, the power mechanism <NUM> includes the mounting seat <NUM>, the driving wheels <NUM> and the driven wheels <NUM>.

The driving wheels <NUM> are disposed on the mounting seat <NUM> and are located on the outer side of the guide rail <NUM>. The driving wheels <NUM> are in contact with the outer wall of the guide rail <NUM> and configured to roll along the guide rail <NUM> to drive the mounting seat <NUM> to move along the guide rail <NUM>.

The driven wheels <NUM> are disposed on the mounting seat <NUM> and located on the inner side of the guide rail <NUM>. The driven wheels <NUM> are in contact with the inner wall of the guide rail <NUM>, and are driven by the mounting seat <NUM> to roll along the guide rail <NUM>.

In some embodiments, as shown in <FIG>, the power mechanism <NUM> includes a control box <NUM>, the control box <NUM> is disposed on the mounting seat <NUM>, and the control box <NUM> is internally provided with a battery for providing power to the driving wheels <NUM>, a controller for controlling start, stop and rotation speeds of the driving wheels <NUM>, and the like.

In some embodiments, the driving wheels <NUM> are disposed on the outer side of the guide rail <NUM>, the driven wheels <NUM> are disposed on the inner side of the guide rail <NUM>, and the driven wheels <NUM> and the driving wheels <NUM> are configured to cooperate to clamp the guide rail <NUM>.

Optionally, positions of the driven wheels <NUM> are aligned with positions of the driving wheels <NUM>, and the driven wheels <NUM> cooperate with the driving wheels <NUM> to clamp the guide rail <NUM>.

In some embodiments, the guide rail <NUM> includes a top wall, the driving wheels <NUM> are disposed on the outer side of the top wall, and the driven wheels <NUM> are disposed on the inner side of the top wall.

The top wall of the guide rail <NUM> here is shown as the top of the guide rail <NUM> according to <FIG>. When the guide rail <NUM> is not disposed in the orientation shown in <FIG>, the top wall of the guide rail <NUM> may also be the side part or bottom of the guide rail <NUM>.

In some embodiments, as shown in <FIG>, the mounting seat <NUM> includes a first mounting member <NUM>, the first mounting member <NUM> is located on the outer side of the guide rail <NUM>, and the driving wheels <NUM> are disposed on the first mounting member <NUM>.

The mounting seat <NUM> further includes a second mounting member <NUM>, the second mounting member <NUM> includes a first part located on the outer side of the guide rail <NUM>, and a second part located on the inner side of the guide rail <NUM>, and the driven wheels <NUM> are disposed on the second part.

The mounting seat <NUM> further includes a connecting assembly <NUM>, the connecting assembly <NUM> is connected to the first mounting member <NUM> and the first part of the second mounting member <NUM>, and the connecting assembly <NUM> is configured to adjust a gap h between the first mounting member <NUM> and the first part, as shown in <FIG>.

In some embodiments, as shown in <FIG> and <FIG>, the connecting assembly <NUM> includes screw rods <NUM>, first ends of the screw rods <NUM> are threadedly connected to the first part of the second mounting member <NUM>, and second ends of the screw rods <NUM> penetrate the first mounting member <NUM>. That is to say, the first mounting member <NUM> is provided with through holes, the screw rods <NUM> penetrate the through holes, and the screw rods <NUM> may move relative to the first mounting member <NUM>.

The connecting assembly <NUM> further includes springs <NUM>, and the springs <NUM> sleeve the second ends of the screw rods <NUM>.

The connecting assembly <NUM> further includes nuts <NUM>, and the nuts <NUM> are threadedly connected to the second ends of the screw rods <NUM> to compress the springs <NUM> between the nuts <NUM> and the first mounting member <NUM>.

Before working, by rotating the nuts <NUM> to compress the springs <NUM>, the springs <NUM> are compressed and extrude the first mounting member <NUM>, so that the first mounting member <NUM> is deformed to approach the second mounting member <NUM>. At this time, the screw rods <NUM> play a guide role, and the gap h between the first mounting member <NUM> and the first part of the second mounting member <NUM> is accordingly adjusted, so that the driving wheels <NUM> on the first mounting member <NUM> and the driven wheel <NUM> on the second part of the second mounting member <NUM> can clamp the guide rail <NUM> to maintain a sufficient contact frictional force, and the driving wheels <NUM> and the driven wheels <NUM> can roll along the guide rail <NUM>.

In some embodiments, the power mechanism <NUM> further includes guide wheels <NUM>. The guide wheels <NUM> are disposed on the mounting seat <NUM>. The guide wheels <NUM> are in contact with the guide rail <NUM> and are driven by the mounting seat <NUM> to roll along the guide rail <NUM>. The guide wheels <NUM> may be located on the inner side or outer side of the guide rail <NUM>. The guide wheels <NUM> are adopted to guide the operation of the entire device.

In some embodiments, as shown in <FIG> and <FIG>, the guide wheels <NUM> include first guide wheels <NUM>, and the first guide wheels <NUM> are disposed on the inner side of the guide rail <NUM>.

The guide wheels <NUM> further include second guide wheels <NUM>, and the second guide wheels <NUM> are disposed on the outer side of the guide rail <NUM>; the second guide wheels <NUM> cooperate with the first guide wheels <NUM> to clamp the guide rail <NUM>.

Optionally, positions of the second guide wheels <NUM> are aligned with positions of the first guide wheels <NUM>.

In some embodiments, the driving wheels <NUM>, the driven wheels <NUM> and the first guide wheels <NUM> are disposed in sequence, and aligned in position, and the driven wheels <NUM> are located between the driving wheels <NUM> and the first guide wheels <NUM>.

In some embodiments, the driving wheels <NUM> include a first driving wheel <NUM> and a second driving wheel <NUM>, the number of the first guide wheels <NUM> is two, and the number of the second guide wheels <NUM> is two; a central axis of the first driving wheel <NUM> is perpendicular to and coplanar with a central axis of one of the first guide wheels <NUM>; a central axis of the second driving wheel <NUM> is perpendicular to and coplanar with a central axis of the other first guide wheel <NUM>; and the two first guide wheels <NUM> and the two second guide wheels <NUM> are located in the same plane.

In some embodiments, the driving wheels <NUM> include the first driving wheel <NUM> and the second driving wheel <NUM>, the driven wheels <NUM> include a first driven wheel <NUM> and a second driven wheel <NUM>, the number of the first guide wheels <NUM> is two, and the number of the second guide wheels <NUM> is two. The central axis of the first driving wheel <NUM>, a central axis of the first driven wheel <NUM> and the central axis of one of the first guide wheels <NUM> are coplanar; the central axis of the second driving wheel <NUM>, a central axis of the second driven wheel <NUM> and the central axis of the other first guide wheel <NUM> are coplanar; and the two first guide wheels <NUM> and the two second guide wheels <NUM> are located in the same plane.

The driving wheels <NUM> and the driven wheels <NUM> are respectively in contact with two surfaces of the guide rail <NUM> under an action of the compression springs <NUM>, and clamp the guide rail <NUM>, and the driving wheels <NUM> and the driven wheels <NUM> roll along the guide rail <NUM>; and the two first guide wheels <NUM> on the inner side of the guide rail <NUM> and the two second guide wheels <NUM> on the outer side of the guide rail <NUM> cooperate with each other to clamp the guide rail <NUM>. The guide wheels <NUM> are adopted to guide the operation of the entire detection device along the guide rail <NUM>, which is beneficial for operation stability of the entire detection device.

In some embodiments, the guide rail <NUM> includes a top wall and a side wall connected to the top wall, the driving wheels <NUM> and the driven wheels <NUM> clamp the top wall of the guide rail <NUM>, and the first guide wheels <NUM> and the second guide wheels <NUM> clamp the side wall of the guide rail <NUM>.

In some embodiments, axes of the driving wheels <NUM> are parallel to axes of the driven wheels <NUM>. Axes of the guide wheels <NUM> are perpendicular to the axes of the driving wheels <NUM>.

Optionally, the driving wheels <NUM> and the driven wheels <NUM> are all located on the same side of the guide wheels <NUM>. For example, the driving wheels <NUM> and the driven wheels <NUM> are all located above the guide wheels <NUM>, as shown in <FIG>.

In some embodiments, the engagement assembly <NUM> includes magnetic assemblies <NUM> which are attracted to each other and disposed on the current collector assembly <NUM> and the power mechanism <NUM>.

Optionally, the magnetic assemblies <NUM> include magnets disposed on the current collector assembly <NUM>, and also include the iron mounting seat <NUM> of the power mechanism <NUM>. Further, the second mounting member <NUM> of the mounting seat <NUM> is made of metal iron. The current collector assembly <NUM> and the power mechanism <NUM> are connected together by an attraction force of the magnets attracting the iron. When a frictional resistance between the trolley wire <NUM> and the current collector assembly <NUM> exceeds the attraction force of the magnets, the current collector assembly <NUM> is disengaged from the power mechanism <NUM>, as shown in <FIG>. The disengagement position between the current collector assembly <NUM> and the power mechanism <NUM> is the position of the defect in installation of the trolley wire.

Optionally, the magnetic assemblies <NUM> include electromagnets disposed at the current collector assembly <NUM> and the power mechanism <NUM>. By using the electromagnets instead of neodymium magnets, the electromagnets can adjust a magnetic force according to different speeds to adapt to different disengagement pull forces.

In some embodiments, the engagement assembly <NUM> includes elastic snap-fit assemblies which are connected to each other in a snap-fit manner and disposed on the current collector assembly <NUM> and the power mechanism <NUM>.

Optionally, the elastic snap-fit assembly includes an elastic member disposed on the current collector assembly <NUM> and an elastic member disposed on the power mechanism <NUM>. The two elastic members are snap-fitted together through limiting tables disposed on the elastic members. When the frictional resistance between the trolley wire <NUM> and the current collector assembly <NUM> is greater than a snap-fit force of the limiting tables on the two elastic members, the elastic members are deformed, and the current collector assembly <NUM> is disengaged from the power mechanism <NUM>, referring to <FIG>.

In some embodiments, as shown in <FIG>, the current collector assembly <NUM> includes a current collector body <NUM> and a connecting member <NUM>, the connecting member <NUM> is connected to the current collector body <NUM>, and the connecting member <NUM> is connected to the power mechanism <NUM> through the engagement assembly <NUM>.

As shown in <FIG>, in some specific embodiments of the trolley wire detection device, the trolley wire detection device includes two driving wheels <NUM>, two driven wheels <NUM>, two first guide wheels <NUM>, and two second guide wheels <NUM>. The mounting seat <NUM> includes the first mounting member <NUM> and the second mounting member <NUM>.

As shown in <FIG>, the two driving wheels <NUM> are disposed on the first mounting member <NUM> and are located on the outer side of the guide rail <NUM>, the two driven wheels <NUM> are disposed on the second mounting member <NUM> and are located on the inner side of the guide rail <NUM>, and the two driving wheels <NUM> and the two driven wheels <NUM> cooperate to clamp the top wall of the guide rail <NUM>.

The two first guide wheels <NUM> are disposed on the inner side of the guide rail <NUM> and located below the driven wheels <NUM>, the two second guide wheels <NUM> are disposed on the outer side of the guide rail <NUM>, and the two first guide wheels <NUM> and the two second guide wheels <NUM> cooperate to clamp the side walls of the guide rail <NUM>. The central axes of the driving wheels <NUM> are parallel to the central axes of the driven wheels <NUM>, the central axes of the first guide wheels <NUM> are parallel to the central axes of the second guide wheels <NUM>, and the central axes of the driving wheels <NUM> are perpendicular to the central axes of the guide wheels <NUM>.

The two driving wheels <NUM> are located in the same plane. The two driven wheels <NUM> are located in the same plane. The two first guide wheels <NUM> and the two second guide wheels <NUM> are located in the same plane.

<FIG> shows a driving assembly, including the driving wheels <NUM>, the first mounting member <NUM> and the control box <NUM>. The first mounting member <NUM> is an L-shaped plate. The two driving wheels <NUM> are disposed on a vertical plate of the L-shaped first mounting member <NUM>, and the control box <NUM> is disposed on a lateral plate of the first mounting member <NUM>. The lateral plate of the first mounting member <NUM> is provided with the through holes for the bolts <NUM> to penetrate.

<FIG> shows a driven assembly, including the second mounting member <NUM>, the first driven wheel <NUM>, the second driven wheel <NUM>, the two first guide wheels <NUM> and the two second guide wheels <NUM>. The second mounting member <NUM> includes a first bracket <NUM>, a second bracket <NUM> and a connecting plate <NUM>, the first bracket <NUM> and the second bracket <NUM> are disposed side by side at intervals, and the connecting plate <NUM> is connected to the first bracket <NUM> and the second bracket <NUM>.

The structures of the first bracket <NUM> and the second bracket <NUM> are the same, and the first bracket <NUM> is taken as an example for description. The first bracket <NUM> includes a first mounting part and a second mounting part, and the first mounting part is provided with the first guide wheels <NUM> and the second guide wheels <NUM> at intervals. The first guide wheels <NUM> and the second guide wheels <NUM> are located in the same plane. Optionally, the first mounting part is provided with a U-shaped groove, and the U-shaped groove is located between the first guide wheels <NUM> and the second guide wheels <NUM>.

First ends of the second mounting parts are connected to the first mounting parts, second ends of the second mounting parts extend upward, and the driven wheels <NUM> are mounted on the second mounting parts. The driven wheels <NUM> are located above the first guide wheels <NUM>. The driven wheels <NUM> and the first guide wheels <NUM> are located on the inner side of the guide rail <NUM>. The second guide wheels <NUM> are located on the outer side of the guide rail <NUM>.

The connecting plate <NUM> is L-shaped, a vertical side of the connecting plate <NUM> is connected to the first bracket <NUM> and the second bracket <NUM> respectively, and a lateral side of the connecting plate <NUM> is located above the second guide wheels <NUM>. The first ends of the screw rods <NUM> are threadedly connected to the lateral side of the connecting plate <NUM> (the first part of the second mounting member <NUM>), the second ends of the screw rods <NUM> penetrate the first mounting member <NUM>, the second ends of the screw rods <NUM> are provided with the springs <NUM> in a sleeving manner and are threadedly connected to the nuts <NUM>, and the nuts <NUM> compress the springs <NUM> between the nuts <NUM> and the first mounting member <NUM>. The distance h between the lateral side of the connecting plate <NUM> and the lateral plate of the first mounting member <NUM> is adjusted by rotating the nuts <NUM>, as shown in <FIG>.

As shown in <FIG>, the current collector assembly <NUM> includes the current collector body <NUM> and the connecting member <NUM>, the connecting member <NUM> is L-shaped, a first end of the connecting member <NUM> is connected to the current collector body <NUM>, the middle of a second end of the connecting member <NUM> is provided with a positioning hole, and four magnets are disposed in a circumferential direction of the positioning hole. According to different types of trolley wires, the magnetic force or the number of the adopted magnets can be changed.

As shown in <FIG>, the first bracket <NUM> is made of metal iron, and the magnets on the connecting member <NUM> are adopted to attract the first bracket <NUM> to combine the current collector assembly <NUM> and the power mechanism <NUM> together. The first bracket <NUM> is provided with a positioning member <NUM>, and the positioning member <NUM> cooperates with the positioning hole disposed in the second end of the connecting member <NUM> (as shown in <FIG>) for positioning the connecting member <NUM> and the first bracket <NUM>.

Optionally, the positioning member <NUM> includes a positioning pin. The positioning pin is fixed on the iron first bracket <NUM> and is adopted to cooperate with the positioning hole in the connecting member <NUM> of the current collector assembly <NUM> to play a positioning role, as shown in <FIG>.

In some embodiments, the trolley wire detection device further includes a sensor, the sensor is disposed at the power mechanism <NUM>, and the sensor is adopted to collect and record the sound in a running-in process (including an abnormal sound of the current collector, the deceleration caused by local narrowing of an acceleration trolley wire slide way and other parameters), so as to process the defects of the trolley wire in time.

Some embodiments also provide a trolley wire detection system, including the trolley wire <NUM>, the guide rail <NUM> and the above trolley wire detection device. The trolley wire <NUM> is disposed on the guide rail <NUM> and disposed along an extending direction of the guide rail <NUM>.

In some embodiments, as shown in <FIG>, the guide rail <NUM> includes the top wall, a bottom wall, a first side wall connected to the top wall and the bottom wall, and a second side wall with one end connected to the top wall and the other end suspended in air. The guide rail <NUM> forms a cavity for accommodating the trolley wire <NUM> by the top wall, the bottom wall, the first side wall and the second side wall, and there is a gap between the second side wall and the bottom wall, so as to facilitate the connection between the current collector assembly <NUM> and the trolley wire <NUM>, and to facilitate walking of the current collector assembly <NUM> along the trolley wire <NUM>. Of course, the shape and structure of the guide rail <NUM> are not limited thereto.

The orientation or positional relationship indicated by the "top" and "bottom" in the top wall and the bottom wall is based on the orientation or positional relationship shown in <FIG>, only for the purposes of the case in describing the embodiment and simplification of its descriptions, but not indicating or implying that the specified device or element must have the specific orientation or position.

In some embodiments, the driving wheels <NUM> and the driven wheels <NUM> in the trolley wire detection device cooperate to clamp the top wall of the guide rail <NUM>, and the first guide wheels <NUM> and the second guide wheels <NUM> cooperate to clamp the second side wall of the guide rail <NUM>.

The inner side of the guide rail <NUM> refers to the inside of the cavity of the guide rail, and the outer side of the guide rail <NUM> refers to the outer side of the cavity of the guide rail. The driving wheels <NUM> are located on the outer side of the guide rail <NUM>, the driven wheels <NUM> are located on the inner side of the guide rail <NUM>, the first guide wheels <NUM> are located on the inner side of the guide rail <NUM>, and the second guide wheels <NUM> are located on the outer side of the guide rail <NUM>.

In some embodiments, a length of the guide rail is <NUM> meters, the highest position of the guide rail is <NUM> meters, and the frame body has <NUM> layers in total. Alternatively, the length of the trolley wire installed on the frame body is about <NUM> meters to <NUM> meters, and the height is about <NUM> meters to <NUM> meters. The trolley wire detection device according to the present disclosure is adopted to detect the installation of the trolley wire, which can improve the detection efficiency after the trolley wire <NUM> is installed, reduce labor costs, and reduce construction safety risks. Furthermore, the speed at which the power mechanism <NUM> drives the current collector assembly <NUM> to move along the trolley wire <NUM> is adjustable, which can highly restore the actual working conditions.

In the description of the present disclosure, it should be understood that the use of words such as "first", "second" and "third" to define the assemblies is only for the convenience of distinguishing the above assemblies, and unless otherwise stated, the above words have no special meaning, and therefore cannot be construed as limiting the protection scope of the present disclosure.

In addition, the technical features of one of the embodiments can be beneficially combined with one or more other embodiments, unless explicitly denied.

Claim 1:
A trolley wire detection device, wherein a trolley wire (<NUM>) is disposed on a guide rail (<NUM>) and is disposed along an extending direction of the guide rail (<NUM>), and the trolley wire detection device comprises:
a current collector assembly (<NUM>) connected to the trolley wire (<NUM>);
a power mechanism (<NUM>) slidably disposed on the guide rail (<NUM>); and
an engagement assembly (<NUM>) disposed between the current collector assembly (<NUM>) and the power mechanism (<NUM>), wherein the engagement assembly (<NUM>) is configured to provide a preset engagement force, so that the current collector assembly (<NUM>) is connected to the power mechanism (<NUM>);
wherein the power mechanism (<NUM>) is configured to drive the current collector assembly (<NUM>) to move along the trolley wire (<NUM>) through the engagement assembly (<NUM>), and the current collector assembly (<NUM>) is configured to be disengaged from the power mechanism (<NUM>) when a resistance generated by the trolley wire (<NUM>) is greater than the preset engagement force.