Patent Description:
As an outdoor leisure appliance, umbrella is widely used in square, beach, park, courtyard and other leisure places, providing people with comfortable cool space. The existing umbrella generally comprises a canopy, a middle column and a cap. The canopy is disposed between the middle column and the cap. The middle column has a frame for supporting the canopy, and the frame is hinged with the middle column. The existing umbrellas on the market only have the function of sunshade and rain proof, and the function is relatively single. At present, there are also multi-functional umbrellas.

After searching, a Chinese patent <CIT> (patent No.: <CIT>) disclosed "a new type of solar umbrella" is found. The umbrella comprises a waterproof cover, a flexible solar film, a piece of heatproof fabric, a foldable rod, a movable column, a fixed column, a base and a locking knob. The movable column is of a structure raised in the middle and hollow inside, and is in threaded connection with the waterproof cover at its top and formed with a wire hole on its upper side, the foldable rods are sleeved at a position below the wire hole of the movable column, a plurality of slots and a plurality of USB interfaces are disposed on an upper portion of the movable column, and a USB fan and an LED light may be plugged in the slots. A lower portion of the movable column is sleeved inside the fixed column, and an inner side of the heatproof fabric is mounted on the foldable rods while an outer side thereof is connected to buckles on an inner side of the flexible solar film. The solar-powered umbrella has the functions of light and fan, but its structure is complicated, so the movable column needs to be provided additionally. The USB fan and the LED light are plugged in the slots of the movable column, and the LED light needs to be plugged in and out frequently, so that this structure is less convenient to use.

Bluetooth audio is a built-in Bluetooth chip, which replaces the traditional wire connected audio device with Bluetooth connection. It is convenient and fast to connect with Bluetooth playback devices such as mobile phones, tablets and notebooks. At present, Bluetooth audio is also mounted on the umbrella, but the structure integrating Bluetooth audio and lighting has not yet been reported. <CIT> discloses a sun umbrella, including umbrella pole and the umbrella face on the umbrella pole, solar energy reception control unit installed at the top of umbrella pole, and equipped with long ribs and short ribs, rib lamp on the long rib, the upper end of umbrella pole is equipped with a bluetooth sound speaker connected with the solar energy reception control unit, the centre of umbrella pole is equipped with the switch for turning on/off rib lamp, bluetooth sound speaker includes loudspeaker and the touch switch.

A technical problem to be solved in the present invention is to provide a Bluetooth audio system for an umbrella with simple and reasonable structure and convenient disassembly and use. The invention is defined by the combination of features of claim <NUM>.

To solve the technical problem, the Bluetooth audio system for an umbrella, the umbrella comprises a column; an upper nest having a top, the upper nest being attached to the column; a lower nest having a bottom, the lower nest being mounted on the column; a plurality of rods connected to the upper nest; a plurality of LED light bars mounted on the plurality of rods; a solar panel having an output end mounted on the top of the upper nest; and the Bluetooth audio system; characterized in that the Bluetooth audio system comprises a housing having a bottom surface detachably mounted at the bottom of the lower nest of the umbrella; a battery having an input end disposed inside the housing; and a speaker disposed inside the housing; the housing has a conductive interface electrically connected to the output end of the solar panel and the input end of the battery; a lamp plate with a plurality of lamps inside is connected to the bottom surface of the housing; and a Bluetooth audio switch and a lighting switch for controlling the lamps inside the lamp plate and the plurality of LED light bars disposed on the rods are mounted on the housing.

Furthermore, the housing comprises a left half-annular housing with two vertical surfaces and a right half-annular housing with two vertical surfaces, the left half-annular housing and the right half-annular housing are positioned with the bottom of the lower nest with each vertical surface of the left half-annular housing correspondingly facing and positioned with one vertical surface of the right half-annular housing, forming a circular central hole for the column to pass through; one vertical surface of the left half-annular housing and one vertical surface the right half-annular housing are movably hinged with each other through a hinge, and the other vertical surface of the left half-annular housing and the other vertical surface the right half-annular housing are positioned with each other through a magnet; the lamp plate comprises a left half-annular lamp plate and a right half-annular lamp surface the right half-annular housing are positioned with each other through a magnet; the lamp plate comprises a left half-annular lamp plate and a right half-annular lamp plate respectively connected to the bottom surfaces of the left half-annular housing and the right half-annular housing.

As a first preferred embodiment, the umbrella is a vertical umbrella, and the column passes through the central hole of the housing and is connected to the lower nest and the upper nest; the lower nest has a connecting ring protruding at the bottom surface of the lower nest, and the connecting ring has a connecting interface for electrically connecting to the output end of the solar panel, correspondingly, the housing has an annular groove formed on the inner wall of the top of the left half-annular housing and the right half-annular housing for receiving the connecting ring; the housing has a conductive interface at the annular groove corresponding to the connecting interface; when the connecting ring is positioned inside the annular groove of the housing, the housing is connected to the bottom of the lower nest, and the connecting interface is connected to the conductive interface, accordingly, the electrical energy in the solar panel is supplied to the battery.

As a second preferred embodiment, the umbrella is a hanging umbrella, the housing is connected to the lower nest through a connecting piece, the connecting piece is a cylinder suitable to the central hole of the housing; the connecting piece is an external thread top end with a reduced diameter, and correspondingly the lower nest has an internal thread hole open downward, the external thread top end is threaded connected to the internal thread hole of the lower nest, so that the connecting piece is connected to the lower nest; the connecting piece has a connecting ring protruding below the external thread top end, the connecting ring has a connecting interface for electrically connecting to the output end of the solar panel, correspondingly, the housing has an annular groove formed on the inner wall of the top of the left half-annular housing and the right half-annular housing for receiving the connecting interface; the housing has a conductive interface at the annular groove corresponding to the connecting interface; the housing is sleeved outside the connecting piece, when the connecting ring is positioned inside the annular groove of the housing, the housing is connected to the bottom of the lower nest, and the connecting interface is connected to the conductive interface, accordingly, the electrical energy in the solar panel is supplied to the battery.

Preferably, the left half-annular housing has a positioning chamber for receiving the battery and the speaker; the Bluetooth audio switch and the lighting switch are located at the periphery of the left half-annular housing; a circuit board is located inside the lower nest, the battery, the speaker, the lamps, the LED light bars, the Bluetooth audio switch and the lighting switch are electrically connected with the circuit board through a conductive pin assembly or/and a wire, forming a lighting control circuit and a Bluetooth audio circuit.

Preferably, the lamps are two semi-circular arc-shaped LED lamps respectively disposed inside the left half-annular lamp plate and the right half-annular lamp plate; a plug and a conductive socket are respectively disposed on two adjacent vertical surfaces of the left half-annular housing and the right half-annular housing; the plug and the conductive socket are electrically connected with the circuit board, so that the LED lights are electrically connected with the circuit board through the conductive socket and the plug.

Preferably, the left half-annular housing has a USB interface and a micro interface located above the Bluetooth audio switch.

Preferably, a sound transmission cover and a waterproof cover are disposed on the outside of the housing; the housing is a hollow cylinder, preferably a cylindrical structure.

Compared with the prior art, the present invention has the following advantages: the Bluetooth audio system integrates Bluetooth audio and lighting, and is mounted on the lower end face of the lower nest, greatly increasing the function of the umbrella; a solar panel is mounted on the top of the upper nest, the output end of the solar panel is connected with the battery in the Bluetooth audio by a conductive interface, which is very convenient for disassembly and assembly. The battery supplies power to the product itself and to the umbrella LED light bars through the connector; a Bluetooth audio switch and a lighting switch for controlling the lamps inside the lamp plate and the plurality of LED light bars disposed on the rods are mounted on the housing to realize the function of switching the product lighting and LED light bars on the umbrella. The invention has simple, compact and reasonable structure, convenient operation, Bluetooth sound and lighting functions, and strong practicability. It can be used on the outdoor umbrella of straight umbrella and hanging umbrella, and can be used alone or as an outdoor umbrella accessory.

The present invention will be described in further detail with reference to the following embodiments.

<FIG> show a first embodiment of the Bluetooth audio system for an umbrella of the present invention. The umbrella of this embodiment is a vertical umbrella, the umbrella comprises a column <NUM>, an upper nest <NUM>, a lower nest <NUM> and a plurality of rods <NUM>. A plurality of LED light bars <NUM> mounted on the plurality of rods <NUM>. Generally, the LED light bars <NUM> can be disposed in both a long rod <NUM> and a short rod <NUM>, which are respectively electrically connected with a circuit board in the upper nest <NUM> and a circuit board in the lower nest <NUM>. As shown in <FIG>, a solar panel <NUM> having an output end mounted on the top of the upper nest <NUM>, the upper nest <NUM> has an upper nest circuit board <NUM>, and a DC interface <NUM> is disposed in the middle of the upper nest circuit board <NUM>. The DC interface <NUM> extends upward from the upper nest <NUM> and is electrically connected with the solar panel <NUM>. In addition, the LED light bars <NUM> having a power line in the long rod <NUM> are electrically connected through a plug <NUM> and the socket on the upper nest circuit board <NUM>. Similarly, the lower nest <NUM> has a lower nest circuit board 3a, the power line of the LED light bars <NUM> in the short rod <NUM> is electrically connected with a socket <NUM> on the lower nest circuit board 3a through a plug <NUM>, and the lower nest circuit board 3a is electrically connected with the top solar panel <NUM> through a wiring in the column <NUM>.

The Bluetooth audio system <NUM> comprises a hollow cylindrical housing 6a which is detachably mounted at the bottom of the lower nest <NUM> of the umbrella. The housing 6a is equipped with a battery <NUM>, a speaker <NUM> and other main components. A lamp plate with a plurality of lamps inside is connected to the bottom surface of the housing 6a. The housing 6a has a conductive interface <NUM> electrically connected to the output end of the solar panel <NUM> and the input end of the battery <NUM>; a Bluetooth audio switch <NUM> and a lighting switch <NUM> for controlling the lamps inside the lamp plate and the plurality of LED light bars <NUM> are mounted on the housing 6a.

The specific structure is as follows: as shown in <FIG>, the housing 6a comprises a left half-annular housing <NUM> with two vertical surfaces and a right half-annular housing <NUM> with two vertical surfaces, the left half-annular housing <NUM> and the right half-annular housing <NUM> are positioned with the bottom of the lower nest <NUM> with each vertical surface of the left half-annular housing <NUM> correspondingly facing and positioned with one vertical surface of the right half-annular housing <NUM>, forming a central hole for the column <NUM> to pass through. The column <NUM> passes through the central hole of the housing 6a and is connected to the lower nest <NUM> and the upper nest <NUM>. Generally, the upper nest <NUM> is fixed on the top of the column <NUM>, while the lower nest <NUM> is sliding on the column <NUM>. One vertical surface of the left half-annular housing <NUM> and one vertical surface the right half-annular housing <NUM> are movably hinged with each other through a hinge <NUM>, and the other vertical surface of the left half-annular housing <NUM> and the other vertical surface the right half-annular housing <NUM> are positioned with each other through a magnet <NUM> to form a cylindrical structure; the lamp plate comprises a left half-annular lamp plate <NUM> and a right half-annular lamp plate <NUM> respectively connected to the bottom surfaces of the left half-annular housing <NUM> and the right half-annular housing <NUM>. The lower nest <NUM> has a connecting ring <NUM> protruding at the bottom surface of the lower nest <NUM>, and the connecting ring <NUM> has a connecting interface <NUM> for electrically connecting to the output end of the solar panel <NUM>, correspondingly, the housing 6a has an annular groove <NUM> formed on the inner wall of the top of the left half-annular housing <NUM> and the right half-annular housing <NUM> for receiving the connecting ring <NUM>; the housing 6a has a conductive interface <NUM> at the annular groove <NUM> corresponding to the connecting interface <NUM>; when the connecting ring <NUM> is positioned inside the annular groove <NUM> of the housing 6a, the housing 6a is connected to the bottom of the lower nest <NUM>, and the connecting interface <NUM> is connected to the conductive interface <NUM>, accordingly, the electrical energy in the solar panel <NUM> is supplied to the battery <NUM>. The left half-annular housing <NUM> has a positioning chamber for receiving the battery <NUM> and the speaker <NUM>; the Bluetooth audio switch <NUM> and the lighting switch <NUM> are located at the periphery of the left half-annular housing <NUM>; a circuit board 3a is located inside the lower nest <NUM>, the battery <NUM>, the speaker <NUM>, the lamps, the LED light bars <NUM>, the Bluetooth audio switch <NUM> and the lighting switch <NUM> are electrically connected with the circuit board 3a of the lower nest <NUM> through a conductive pin assembly <NUM> or/and a wire, forming a lighting control circuit and a Bluetooth audio circuit, these circuits are conventional technology. The lamps are two semi-circular arc-shaped LED lamps respectively disposed inside the left half-annular lamp plate <NUM> and the right half-annular lamp plate <NUM>; a plug <NUM> and a conductive socket <NUM> are respectively disposed on two adjacent vertical surfaces of the left half-annular housing <NUM> and the right half-annular housing <NUM>; the plug <NUM> and the conductive socket <NUM> are connected with the conductive interface <NUM> through wiring, and then electrically connected with the circuit board 3a though the connection interface <NUM>, so that the LED lights are electrically connected with the circuit board 3a through the conductive socket <NUM> and the plug <NUM>, forming a part of the lighting control circuit. The left half-annular housing <NUM> has a USB interface <NUM> and a micro interface <NUM> located above the Bluetooth audio switch <NUM> to facilitate the charging of mobile phones, laptops, etc., and the battery <NUM> can also be charged by external power. A sound transmission cover <NUM> and a waterproof cover <NUM> are disposed on the outside of the housing 6a.

During installation, first separate the left half-annular housing <NUM> from the right half-annular housing <NUM>, align the annular groove <NUM> with the connecting ring <NUM> of the lower nest <NUM>, and align the conductive interface <NUM> with the connecting interface <NUM>. Then close the left half-annular housing <NUM> and the right half-annular housing <NUM>, and fix them through the magnet <NUM>, that is, complete the installation.

When in use, music can be played through the Bluetooth audio switch <NUM>, and the lighting switch <NUM> can realize the switching of the lamp and the LED light bars lighting.

<FIG> show a second embodiment of the Bluetooth audio system for an umbrella of the present invention. The Bluetooth audio system of the second embodiment is different from Embodiment <NUM> in that, the umbrella of this embodiment is a hanging umbrella, the umbrella comprises an upper nest <NUM>, a lower nest <NUM> and a plurality of rods <NUM>. A plurality of LED light bars <NUM> are mounted on the plurality of rods <NUM>, and a solar panel <NUM> having an output end is mounted on the top of the upper nest <NUM>. The structure of Bluetooth audio system <NUM> is consistent with Embodiment <NUM>. The housing of Bluetooth audio system <NUM> is connected to the lower nest <NUM> through a connecting piece <NUM>, the connecting piece <NUM> is a cylinder suitable to the central hole of the housing 6a; the connecting piece <NUM> is an external thread top end <NUM> with a reduced diameter, and correspondingly the lower nest <NUM> has an internal thread hole open downward, the external thread top end <NUM> is threaded connected to the internal thread hole of the lower nest <NUM>, so that the connecting piece <NUM> is connected to the lower nest <NUM>; the connecting piece <NUM> has a connecting ring <NUM> protruding below the external thread top end <NUM>, the connecting ring <NUM> has a connecting interface <NUM> for electrically connecting to the output end of the solar panel <NUM>, correspondingly, the housing 6a has an annular groove <NUM> formed on the inner wall of the top of the left half-annular housing <NUM> and the right half-annular housing <NUM> for receiving the connecting interface <NUM>; the housing 6a has a conductive interface <NUM> at the annular groove <NUM> corresponding to the connecting interface <NUM>; the housing 6a is sleeved outside the connecting piece <NUM>, when the connecting ring <NUM> is positioned inside the annular groove <NUM> of the housing 6a, the housing 6a is connected to the bottom of the lower nest <NUM>, and the connecting interface <NUM> is connected to the conductive interface <NUM>, accordingly, the electrical energy in the solar panel <NUM> is supplied to the battery <NUM>. Other structures are consistent with Embodiment <NUM>.

During installation, first separate the left half-annular housing <NUM> and the right half-annular housing <NUM>, insert the connecting piece <NUM> into the left half-annular housing <NUM> and the right half-annular housing <NUM>, align the annular groove <NUM> with the connecting ring <NUM> of the connecting piece <NUM>, and align the conductive interface <NUM> with the connecting interface <NUM>, then close the left half-annular housing <NUM> and the right half-annular housing <NUM>, and fix them through the magnet <NUM> to form a cylindrical structure, and then screw the external thread top end <NUM> at the upper end of the connecting piece <NUM> into the threaded hole of the lower nest <NUM>, which completes the installation.

Claim 1:
A Bluetooth audio system for an umbrella, the umbrella comprising:
a column (<NUM>);
an upper nest (<NUM>) having a top, the upper nest being attached to the column;
a lower nest (<NUM>) having a bottom, the lower nest being mounted on the column;
a plurality of rods (<NUM>) connected to the upper nest;
a plurality of LED light bars (<NUM>) mounted on the plurality of rods;
a solar panel (<NUM>) having an output end mounted on the top of the upper nest; and
a housing (6a) having a bottom surface detachably mounted at the bottom of the lower nest of the umbrella;
wherein
the Bluetooth audio system (<NUM>) further comprises a battery (<NUM>) having an input end disposed inside the housing; and
a speaker (<NUM>) disposed inside the housing;
the housing has a conductive interface (<NUM>) electrically connected to the output end of the solar panel and the input end of the battery;
a lamp plate (6b) with a plurality of lamps inside is connected to the bottom surface of the housing; and
a Bluetooth audio switch (<NUM>) and a lighting switch (<NUM>) for controlling the lamps inside the lamp plate and the plurality of LED light bars are mounted on the housing;
wherein the housing comprises a left half-annular housing (<NUM>) with two vertical surfaces and a right half-annular housing (<NUM>) with two vertical surfaces, the left half-annular housing and the right half-annular housing are positioned with the bottom of the lower nest with each vertical surface of the left half-annular housing correspondingly facing and positioned with one vertical surface of the right half-annular housing, forming a central hole for the column to pass through;
wherein one vertical surface of the left half-annular housing and one vertical surface the right half-annular housing are movably hinged with each other through a hinge (<NUM>), and the other vertical surface of the left half-annular housing and the other vertical surface the right half-annular housing are positioned with each other through a magnet (<NUM>);
the lamp plate comprises a left half-annular lamp plate (<NUM>) and a right half-annular lamp plate (<NUM>) respectively connected to the bottom surfaces of the left half-annular housing and the right half-annular housing.