Patent Description:
Currently, most of outdoor electronic devices (such as an outdoor advertising machine) implement waterproofness by making a closed complete machine, so that heat can only be dissipated by the surface of the complete machine and cannot be dissipated by air cooling, resulting in low heat dissipation efficiency. When the outdoor electronic devices work under a high-temperature condition for a long time, it is liable to cause damage to parts due to a high temperature so as to influence the service life of a display.

The China Patent Publication No. <CIT> relates a kind of car roof lamp box air inlet structure, it includes lamp house casing, the lamp house casing includes upper lid and the lower cover below upper lid, heat emission hole is provided with upper lid, multiple fresh air inlets are offered on lower lid, in lower cover middle inside, depression forms boss downwards, and at least one apopore is provided with boss, and the part being recessed on the inside of the boss can converge the water entered by fresh air inlet in lamp house casing and be drawn off by apopore. This car roof lamp box air inlet structure has the advantages of can guarantee that intake, radiating effect ideal.

The United States Patent Publication No. <CIT> relates a water barrier structure for display unit is arranged on one lateral side of a casing of a display unit. In the casing there are received an illuminating module and a display module of the display unit, the lateral side is provided with at least one air inlet and at least one air outlet. The water barrier structure includes at least one intake fan mounted in the at least one air inlet; at least one exhaust fan mounted in the at least one air outlet; and a plurality of water-stop caps used to cover the at least one air inlet and the at least one air outlet. With the specially structured intake fan, exhaust fan and water-stop caps, the water barrier structure can provide good water barrier effect while allows heat in the casing produced by the display unit to be effecti <IMG>rely removed from the casing through air convection.

The United States Patent Publication No. <CIT> relates a display device including a display panel; a cabinet which accommodates the display panel; an aeration part provided inside the cabinet, the aeration part which communicates between the outside the inside of the cabinet; a fan which leads air to the inside or to the outside ofthe cabinet via the aeration part; a filter arranged in the aeration part, and an alerting part arranged in the back side of the display panel, and informs a clog up of the filter.

The China Patent Publication No. <CIT> relates a kind of water proof type open air liquid crystal integral machine, including cabinet, cabinet includes center, front door and Rear Door, and touch screen is provided on the front door. Bottom is provided with radiator fan in the center, bottom is provided with air inlet on the Rear Door, lower heat dissipating housing is provided on the Rear Door, the lower heat dissipating housing is upwardly extended by air inlet, and the opening towards radiator fan is provided on lower heat dissipating housing, the open lower side of the lower heat dissipating housing is higher than the top margin of air inlet, the center, which corresponds to, is provided with radiating dustproof cotton at radiator fan, the opening of the lower heat dissipating housing is close to radiating dustproof cotton, the Rear Door is provided with air outlet close to top, upper heat dissipating housing identical with lower radiating cover structure is additionally provided on the Rear Door, the upper heat dissipating housing coordinates with air outlet, the opening of the upper heat dissipating housing is provided with Air Filter, this practicality dustproof and waterproof effect is more, it is suitable for outdoor environment use.

The application discloses a case and an electronic device, and aims to simultaneously improve waterproof and heat dissipation effects of the electronic device.

In order to fulfill the object above, the present disclosure provides the following technical solution:
a case includes:.

Optionally, the front frame further includes a left border and a right border;.

Optionally, water outlets are respectively formed at one end of the bottom side close to the left side, and at one end of the bottom side close to the right side; the water outlet at one end close to the left side is at the left flow guide interlayer and configured to discharge water in the left flow guide interlayer; and the water outlet at one end close to the right side is at the right flow guide interlayer and configured to discharge water in the right flow guide interlayer.

Optionally, the first baffle includes a first portion and a second portion;.

Optionally, the first portion includes one group of openings, and the one group of openings are disposed opposite to the first group of vents; and
the case includes one group of first fans corresponding to the one group of openings, and each of the first fans is arranged at a corresponding opening on one side of the opening away from the upper border of the front frame, and configured to blow air to one side of the upper border through the corresponding opening.

Optionally, the case further includes two groups of connectors respectively in detachable connection with the left flow guide plate and the right flow guide plate, and the two groups of connectors are configured to be in detachable connection with two side end faces of a display module accommodated in the case body so as to respectively fix two side end faces of the display module to the left flow guide plate and the right flow guide plate.

Optionally, the case includes one group of second fans inside, and the one group of second fans are fixed to the lower border of the front frame, and is above the second group of vents and configured to blow air towards the direction of the top side along the front side.

Optionally, the case further includes a heat dissipation plate, one group of third fans and one group of fourth fans inside, the heat dissipation plate is arranged opposite to the transparent glass, the edges of both sides of the heat dissipation plate are respectively connected with the two groups of connectors, and a space for accommodating the display module is formed between the heat dissipation plate and the transparent glass;
the third fans and the fourth fans are arranged on the surface of one side of the heat dissipation plate away from the transparent glass, and configured to blow air towards the direction of the top side; and the third fans are arranged close to the lower end of the heat dissipation plate, and the fourth fans are above the third fans.

Optionally, the case body includes rain shelters, positions of the rain shelters correspond to positions of the vents, and the rain shelters protrude towards a direction away from an outer side of the case body.

An electronic device includes a display module and the case according to any one of the above, and the display module is in the case and is in detachable connection with the case.

Optionally, the case includes the second baffle, and the second baffle is right below the display module.

Optionally, the electronic device further includes a circuit board which is in the case body and configured to be electrically connected with the display module, and the circuit board is arranged on the second baffle and on one side of the second baffle away from the lower border of the front frame.

The technical solution of the embodiments of the present disclosure will be described in a clearly and fully understandable way in connection with the drawings related to the embodiments of the present disclosure. It is obvious that the described embodiments are just a part but not all of the embodiments of the present disclosure. Based on the embodiments of the present disclosure, those skilled in the art can obtain other embodiments, without any inventive work, which should be within the scope of protection of the present disclosure.

As shown in <FIG>, an embodiment of the present disclosure provides a case, including:.

In some embodiments, the vents are disposed on the case body <NUM>, so that heat dissipation may be carried out on modules inside the case by air cooling, and heat dissipation efficiency is relatively high. Meanwhile, the water retaining mechanism is arranged on the inner wall of the case body <NUM> and at the vents, so that rainwater through the vents may be blocked, then the rainwater is remained in the water retaining mechanism and it is avoided that the rainwater enters an electronic device accommodation space behind the water retaining mechanism, and thus, a waterproof effect of the case body <NUM> can be effectively improved. From the above, the case gives consideration to both heat dissipation and the waterproof design, and simultaneously has good heat dissipating and waterproof effects. The case in the application may be configured to accommodate an electronic device, is particularly applicable to an outdoor space, and exemplarily, may be used as an outdoor advertising case.

Exemplarily, as shown in <FIG>, the case body <NUM> is a solid, and may be a cuboid, or a cube and the like. The case body has six sides both inside and outside, including two opposite sides, i.e., a front side <NUM> and a rear side, and four sides connected with the two sides, including a top side <NUM>, a bottom side <NUM>, a left side <NUM> and a right side <NUM>.

In some embodiments of the application, descriptions, such as "top side", "bottom side" and "upper edge", "lower edge", "above", "below" and the like mentioned below, refer to descriptions on relative position and functional forms of a certain structure in a state that the case body is vertically placed (for example, in a placement state of the case, configured to display outdoor advertising).

As shown in <FIG>, in some embodiments, the front side <NUM> of the case body <NUM> includes a front frame <NUM> and transparent glass <NUM> arranged on the front frame <NUM>, and exemplarily, the transparent glass <NUM> may be toughened glass. Optionally, as shown in <FIG> and <FIG>, the transparent glass <NUM> is configured to exhibit or display a display module <NUM> inside the case body <NUM>, and the display module <NUM> generally directly faces the transparent glass <NUM>; and the front frame <NUM> generally is made of a metal material, the transparent glass <NUM> may be fixed to the front frame <NUM> by screws, a gap between the transparent glass <NUM> and the front frame is sealed by an adhesive, and exemplarily, the adhesive is an AB adhesive.

Exemplarily, as shown in <FIG> and <FIG>, the vents are disposed on the front frame <NUM>, and the water retaining mechanism is connected with the front frame <NUM> in a matching manner.

As shown in <FIG>, in some embodiments, the front frame <NUM> is of a rectangle shape, and includes upper, lower, left and right borders, i.e., an upper border <NUM>, a lower border <NUM>, a left border <NUM> and a right border <NUM> as shown in <FIG>.

As shown in <FIG> and <FIG>, the vents include the first group of vents <NUM> and the second group of vents <NUM>; the first group of vents <NUM> are disposed on the upper border <NUM>, and the second group of vents <NUM> are disposed on the lower border <NUM>; and the arrangement of both the upper and lower groups of vents is beneficial for forming air flow circulation inside and outside the case body so as to reinforce heat dissipation.

As shown in <FIG>, the water retaining mechanism includes the first baffle <NUM>; the first baffle <NUM> is arranged at the first group of vents <NUM> on the upper border <NUM> and connected with the upper border <NUM> to form a first water storage portion <NUM> surrounding the first group of vents <NUM>; and the first baffle <NUM> may block rainwater through the first group of vents <NUM> and reserve the water in the first water storage portion <NUM> so as to avoid a case that the rainwater enters an electronic device accommodation space inside the case body.

As shown in <FIG>, the water retaining mechanism may further include the second baffle <NUM>, the second baffle <NUM> is arranged on the bottom side <NUM> and arranged opposite to the second group of vents <NUM> on the lower border <NUM>, and the second baffle <NUM> may block rainwater from the second group of vents <NUM> so as to avoid the rainwater splashing into the electronic device accommodation space inside the case body. As shown in <FIG> and <FIG>, in some embodiments, the case further includes a left flow guide plate <NUM> and a right flow guide plate <NUM>, wherein the edges of the left flow guide plate <NUM> are respectively connected with the left border of the front frame, the left side <NUM>, the top side <NUM> and the bottom side <NUM> so as to form a left flow guide interlayer <NUM>; and the edges of the right flow guide plate are respectively connected with the right border <NUM> of the front frame, the right side <NUM>, the top side <NUM> and the bottom side <NUM> so as to form a right flow guide interlayer <NUM>. <FIG> and <FIG> show a case that the edges of the right flow guide plate <NUM> are respectively connected with the right border <NUM>, the right side <NUM>, the top side <NUM> and the bottom side <NUM> so as to form the right flow guide interlayer <NUM>.

Optionally, as shown in <FIG>, an extension direction of the first baffle <NUM> is the same as an extension direction of the upper border of the front frame, and the edges of both ends of the first baffle <NUM> in the extension direction of the first baffle <NUM> are respectively connected with the left flow guide plate <NUM> and the right flow guide plate <NUM>, so that both ends of the first water storage portion respectively communicate with the left side flow guide interlayer and the right side flow guide interlayer.

Exemplarily, as shown in <FIG>, water outlets <NUM> are respectively formed at one end of the bottom side <NUM> close to the left side <NUM>, and at one end of the bottom side <NUM> close to the right side <NUM>; the water outlet <NUM> at one end close to the left side <NUM> is positioned at the left side flow guide interlayer and configured to discharge water in the left side flow guide interlayer; and the water outlet <NUM> at one end close to the right side <NUM> is positioned at the right side flow guide interlayer and configured to discharge water in the right side flow guide interlayer. Optionally, the rainwater reserved in the first water storage portion above may be guided to the bottom side <NUM> through the left side flow guide interlayer and the right side flow guide interlayer and then discharged through the water outlets <NUM> so as to avoid rainwater accumulation.

From the above, the case disclosed by embodiments of the present disclosure cannot only prevent the rainwater from entering the module accommodation space by the first baffle <NUM> and the second baffle <NUM>, but also guide the rainwater blocked by the first baffle <NUM> at the upper part to the bottom of the case and discharge the rainwater out of the case body, so that waterproofness of the overall case can be effectively improved.

As shown in <FIG> and <FIG>, in some embodiments, in some embodiments, the case further includes two groups of connectors <NUM> respectively in detachable connection with the left flow guide plate <NUM> and the right flow guide plate <NUM>, and the two groups of connectors <NUM> are configured to be in detachable connection with two side end faces of the display module <NUM> accommodated in the case body so as to respectively fix two side end faces of the display module <NUM> to the left flow guide plate <NUM> and the right flow guide plate <NUM>.

Exemplarily, as shown in <FIG>, the second baffle <NUM> is positioned right below the display module <NUM>.

In some embodiments, the case may further include a fan assembly, and the fan assembly is positioned in the case body and may form air flow in the case body, so that air inside and outside the case may be circulated through the first group of vents and the second group of vents, and dissipation of heat inside the case body is accelerated.

In some embodiments, as shown in <FIG>, the first baffle <NUM> may include a first portion <NUM> and a second portion <NUM>; a main side of the first portion <NUM> is arranged opposite to the upper border <NUM> of the front frame and extends from the left side <NUM> to the right side <NUM>, and the upper edge of the first portion <NUM> is close to the top side <NUM> and is connected with the top side <NUM>, while the lower edge is connected with the upper edge of the second portion <NUM>; the second portion <NUM> is inclined towards the upper border <NUM> relative to the first portion <NUM>, and the lower edge of the second portion <NUM> is in sealed connection with the upper border <NUM>; and further, a water storage portion, i.e., the first water storage portion <NUM>, is formed by the first portion <NUM> and the second portion <NUM> of the first baffle <NUM>, the upper border <NUM> and the top side <NUM> in an enclosed manner together. The first portion <NUM> directly faces the upper border <NUM> and may shield the first group of vents <NUM> so as to avoid rainwater entering the inside cavity through the first group of vents <NUM>, and thus, the blocked rainwater may slide to the bottom of the first water storage portion <NUM> along the second portion <NUM> and further flows to the bottom of the case from the left side flow guide interlayer and the right side flow guide interlayer.

Further, as shown in <FIG> and <FIG>, the first portion <NUM> is provided with openings <NUM> for allowing air circulation. The air flow in the module accommodation space may sequentially pass through the openings <NUM> and the first group of vents <NUM> so as to implement air circulation with the external space.

In some embodiments, as shown in <FIG>, the first portion <NUM> may be provided with one group of openings <NUM>, and the one group of openings <NUM> are disposed opposite to the first group of vents <NUM>. The case includes one group of first fans <NUM> corresponding to the one group of openings <NUM> inside, and each of the first fans <NUM> is arranged at the corresponding opening <NUM>, positioned on one side of the opening <NUM> away from the upper border <NUM> of the front frame, and configured to blow air to the upper border <NUM> through the opening <NUM>.

As shown in <FIG>, <FIG> and <FIG>, in some embodiments, the case further includes one group of second fans <NUM> inside, and the one group of second fans <NUM> are fixed to the lower border <NUM> of the front frame, positioned above the second group of vents <NUM> and configured to blow air towards the direction of the top side <NUM> along the front side of the case body.

As shown in <FIG>, the display module <NUM> is mounted in the case body by the connectors <NUM>, and a gap <NUM> is formed between a display surface of the display module <NUM> and the transparent glass <NUM>; and optionally, the one group of second fans <NUM> may blow air into the gap <NUM> to take away heat between the display module <NUM> and the transparent glass <NUM>, so that an excessively high temperature between the display module <NUM> and the transparent glass <NUM>, which is caused by inward irradiation of outdoor sunlight through the transparent glass <NUM>, can be effectively prevented. In addition, as shown in <FIG> and <FIG>, the second portion <NUM> of the first baffle <NUM> is inclined towards the upper border <NUM> of the front frame, and the air flow may ascend along the second portion <NUM> to reach the first portion <NUM> after reaching the first baffle <NUM> through the gap <NUM>, enters the first water storage portion <NUM> through the openings on the first portion <NUM> and finally, is discharged out of the case body.

Exemplarily, as shown in <FIG> and <FIG>, the case further includes a heat dissipation plate <NUM>, one group of third fans <NUM> and one group of fourth fans <NUM> inside.

Optionally, as shown in <FIG>, the heat dissipation plate <NUM> is arranged opposite to the transparent glass <NUM>, the edges of both sides of the heat dissipation plate <NUM> are respectively connected with the two groups of connectors <NUM>, and a space for accommodating the display module <NUM> is formed between the heat dissipation plate <NUM> and the transparent glass <NUM>.

As shown in <FIG> and <FIG>, the third fans <NUM> and the fourth fans <NUM> are arranged on the surface of one side of the heat dissipation plate <NUM> facing away from the transparent glass <NUM>, and configured to blow air towards the direction of the top side <NUM>; and the one group of third fans <NUM> are arranged close to the lower end of the heat dissipation plate <NUM>, and the one group of fourth fans <NUM> are positioned above the one group of third fans <NUM>, i.e., one group of fourth fans <NUM> and one group of third fans <NUM> are arranged up and down and disposed side by side.

As shown in <FIG> and <FIG>, the heat dissipation plate <NUM> can accelerate heat dissipation efficiency of the rear side (one side facing the rear side of the case body) of the display module <NUM>, and the third fans <NUM> and the fourth fans <NUM> are positioned between the heat dissipation plate <NUM> and the rear side of the case body and may take away heat between the display module <NUM> and the rear side of the case so as to accelerate heat dissipation on the rear side of the display module <NUM>. In addition, the third fans <NUM> are arranged close to the lower end of the heat dissipation plate <NUM>; under the drive of the third fans <NUM>, cold air through the second group of vents may bypass the second baffle <NUM> to reach the rear side of the display module <NUM>; and under the further drive of the fourth fans <NUM>, the air flow on the rear side of the display module <NUM> may further ascend to the position of the first baffle <NUM> so as to take away heat on the rear side of the display module <NUM>, and the air flow reaching the first baffle may be discharged out of the case body through one group of first fans <NUM>.

Exemplarily, as shown in <FIG> and <FIG>, the outside air enters the case body through the second group of vents <NUM>; under the drive of the second fans <NUM>, the third fans <NUM> and the fourth fans <NUM>, the air flow flows upwards and simultaneously, takes away heat around the display module <NUM>; and further, the air flow may enter the first water storage portion under the drive of the first fans <NUM> after reaching the upper portion, and is discharged out of the case body through the first group of vents. Such circulation not only can effectively reduce a temperature of a module product, but also can achieve the waterproof effect.

In some embodiments, as shown in <FIG>, the case body may further be provided with rain shelters <NUM> corresponding to the positions of the vents (for example, the first vents <NUM> and the second vents <NUM> in <FIG>). Optionally, the rain shelters <NUM> are positioned above the vents and protrude towards a direction away from an outer side of the case body <NUM>, so that the rainwater entering the case through the vents can be effectively reduced, thereby improving overall waterproofness of the case body <NUM>.

Exemplarily, as shown in <FIG>, the rain shelters <NUM> may correspond to the vents one to one, i.e., one rain shelter <NUM> is arranged above each vent.

Certainly, the rain shelters may also correspond to one group of vents, i.e., one common rain shelter is designed above one group of vents.

As shown in <FIG>, exemplarily, the front frame of the front side, the top side <NUM>, the bottom side <NUM>, the left side <NUM> and the right side <NUM> of the case body may be of an integrated structure, and the integrated structure is a front cover; and the left flow guide plate <NUM> and the right flow guide plate <NUM> are separately connected to an inner side of the front cover.

Exemplarily, the edges of both sides of the rear side of the case body may be respectively connected to the left side flow guide plate and the right side flow guide plate by screws so as to implement fixed connection with the front cover. Exemplarily, waterproof foam may also be placed at the junction of the front cover and the rear side so as to prevent the rainwater from entering the case body through an assembly gap.

Optionally, in some embodiments, in the case disclosed by the application, the vents and the water retaining mechanism may also be disposed on the rear side, the left side or the right side, the water retaining structure is not limited to a flat plate and may also be an arc plate or a curved plate, the fan assembly is also not limited to the setting of the first fans, the second fans, the third fans and the like, and specifically, many improvements or modifications can be made according to the invention purpose of the embodiments of the application.

In addition, an embodiment of the present disclosure further provides an electronic device. As shown in <FIG>, the electronic device includes the case according to any one of the above, and a display module <NUM> which is positioned in the case body and is in detachable connection with the case body.

Exemplarily, as shown in <FIG> and <FIG>, the case body includes transparent glass <NUM>, and a display surface of the display module <NUM> is opposite to the transparent glass <NUM>.

Exemplarily, as shown in <FIG> and <FIG>, the case includes a first baffle <NUM> and a second baffle <NUM>, and the first baffle <NUM> is positioned above the display module; and the second baffle <NUM> is positioned right below the display module.

Exemplarily, as shown in <FIG>, the electronic device disclosed by the embodiment of the present disclosure further includes a circuit board <NUM> which is positioned in the case body and configured to be electrically connected with the display module <NUM>, and the circuit board <NUM> may include a mainboard and a control circuit board; and the circuit board <NUM> is arranged on the second baffle <NUM> and positioned on one side of the second baffle <NUM> away from the lower border of the front frame. The second baffle <NUM> may block the rainwater from the second group of vents so as to avoid rainwater splashing to the circuit board <NUM>.

Claim 1:
A case, comprising:
a case body (<NUM>) comprising a plurality of case sides, and a cavity enclosed by the case sides, the cavity being configured to accommodate an electronic device;
a plurality of vents disposed on at least part of the case sides and configured to ventilate between the case cavity and an external space; and
a water retaining mechanism disposed on an inner wall of the cavity of the case body (<NUM>) and positioned at the vents;
wherein the case body (<NUM>) is a cuboid and comprises a front side (<NUM>), a rear side, an top side (<NUM>), a bottom side (<NUM>), a left side (<NUM>) and a right side (<NUM>);
the front side (<NUM>) comprises a front frame (<NUM>) and transparent glass (<NUM>) arranged on the front frame (<NUM>); and
the vents are disposed on the front frame (<NUM>) of the front side (<NUM>), and the water retaining mechanism is connected with the front frame (<NUM>);
characterized in that, the vents comprises a first group of vents (<NUM>) and a second group of vents (<NUM>);
the front frame (<NUM>) comprises an upper border (<NUM>) and a lower border (<NUM>); the first group of vents (<NUM>) are disposed on the upper border (<NUM>), and the second group of vents (<NUM>) are disposed on the lower border (<NUM>); and
the water retaining mechanism comprises:
a first baffle (<NUM>) arranged at the first group of vents (<NUM>) on the upper border (<NUM>) and connected with the upper border (<NUM>) to form a first water storage portion (<NUM>) surrounding the first group of vents (<NUM>); and
a second baffle (<NUM>) fixed to the bottom side (<NUM>) and arranged opposite to the second group of vents (<NUM>) on the lower border (<NUM>).