CN219626232U - an advertising machine - Google Patents

Abstract

The utility model discloses an advertisement release machine, which relates to the technical field of information publicity, and comprises a device casing and a display screen body arranged on one side of the device casing; a casing cover, a control circuit board, a heat conduction unit, a heat conduction air duct and Heat dissipation unit; the shell cover is disassembled on the side edge of the other side of the equipment shell; the control circuit board is fixedly installed in the equipment shell; the heat conduction unit includes a cooling water box and a heat conduction silicone grease layer; the heat conduction air duct is fixedly installed in the cooling water box. The purpose of the utility model is to quickly realize the transfer of high working temperature on the control circuit board, so as to achieve the effect of controlling the heat dissipation and cooling of the circuit board. For the purpose of improving the cooling temperature of the control circuit board, the stability of the heat conduction unit for continuous heat dissipation and cooling of the control circuit board is improved, which effectively solves the problem that dust enters the equipment casing and affects the working performance of the control circuit board.

Description

an advertising machine

technical field

The utility model relates to the technical field of information publicity, in particular to an advertisement publishing machine.

Background technique

Advertisement, as the name suggests, is to advertise widely, to inform the general public of something. In terms of its meaning, advertisement can be divided into broad sense and narrow sense. With the rapid development of media communication technology, advertising playback terminals are widely used in more and more More and more places, such as shopping malls, elevators, and buildings, more and more businesses use advertising machines to promote their products and services.

After retrieval, the application number is 202121957737.4, which discloses an Internet advertising publishing machine, including a housing, which is characterized in that a panel is provided on the front side of the housing, a display screen is installed in the housing, and a heat conduction panel is provided on the rear side of the display screen. The back side of the heat conduction fin is composed of plates parallel to each other, the heat sink is pressed on the back side of the heat conduction fin, a fan is installed on the underside of the heat sink, and the heat sink is slidably connected in the hole on the rear side of the housing; the housing The rear side of the buffer seat is rectangular and is provided with four buffer seats, and the buffer seat is in the shape of an elastic rubber tube, and the rear side of the buffer seat is connected with a suction cup.

It has been found that when the related art Internet advertising publishing machine dissipates heat from the display unit (including the circuit board and the display body), it adopts a fan for air-cooled heat dissipation. The fan blowing process easily carries dust into the body, and a large amount of dust The product and coverage of the display unit will easily reduce the working performance of the display unit, and the comprehensive interception of dust ingress cannot be achieved by adding a dust-proof net. Therefore, there is an urgent need for an advertising release machine with a closed heat dissipation and dust-proof effect.

Utility model content

Based on this, it is necessary to consider that when the current Internet advertising machine dissipates heat for the display unit, it uses a fan for air-cooled heat dissipation. The fan blowing process is easy to carry dust into the body, and the product and coverage of a large amount of dust will easily reduce the display unit. In addition to the problem that the comprehensive interception of dust ingress cannot be realized by adding a dust-proof net, an advertisement publishing machine is provided.

An advertisement publishing machine, comprising a device casing and a display screen body arranged on one side of the device casing;

Also includes:

a case cover, which is removed from the side edge on the other side of the device case;

a control circuit board, which is fixedly arranged in the device casing;

A heat conduction unit, which is fixedly installed on the side of the control circuit board; the heat conduction unit includes a cooling water box and a heat conduction silicone grease layer arranged between the cooling water box and the control circuit board;

The heat-conducting air duct is fixedly installed in the cooling water box, and its two ends are fixed to pass through the side wall of the cooling water box;

A heat dissipation unit is fixedly connected to one end of the heat conduction air pipe and fixedly embedded in the equipment casing; the heat dissipation unit includes an air intake cover and a silent fan detached and installed inside the equipment casing.

Further, the heat-conducting air pipe is arranged in the cooling water box in the form of a disc-shaped pipeline, and the heat-conducting air pipe is immersed in the cooling water of the cooling water box.

Further, a fixing hoop is fixedly connected between the heat conducting air pipe and the cooling water box.

Further, the end of the air intake hood is disassembled and installed with a dust-proof net.

Further, an embedding hole matching the air intake cover is opened on the device casing.

Further, an assembly bracket is provided on the cover.

Further, the control circuit board is electrically connected to the display screen body.

Compared with the prior art, the beneficial effects of the utility model are:

In this application, by setting the heat conduction unit, the heat conduction air duct and the heat dissipation unit, the heat conduction unit has efficient heat conduction and heat absorption performance when the inner cavity of the equipment shell is closed, so as to quickly realize the transfer of high working temperature on the control circuit board , to achieve the effect of controlling the heat dissipation and cooling of the circuit board. At the same time, the heat-conducting air duct is aimed at the heat exchangeability of the cooling water in the heat-conducting unit. With the blowing effect of the heat-dissipating unit, it can quickly reduce the heat dissipation temperature of the cold water and improve the heat-conducting unit’s effect on the control circuit. The stability of the continuous heat dissipation and cooling of the board, using the above method to dissipate heat from the control circuit board, effectively solves the problem that dust enters the equipment casing and affects the working performance of the control circuit board.

Description of drawings

Fig. 1 shows the overall structural representation of the utility model.

Figure 2 is an exploded view of Figure 1.

FIG. 3 is a schematic structural diagram of the control circuit board, the sectioned heat conduction unit and the heat dissipation unit in FIG. 2 .

Figure 4 is an enlarged view of part A in Figure 3 .

Description of main component symbols

1. Equipment shell; 2. Shell cover; 3. Display body; 4. Control circuit board; 5. Heat conduction unit; 51. Cooling water box; 52. Heat conduction silicone grease layer; ; 71, air intake cover; 72, silent fan; 8, fixed hoop; 9, dustproof net; 10, embedded hole; 11, assembly frame.

The above description of the symbols of the main components will further describe the utility model in detail in conjunction with the accompanying drawings and specific embodiments.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described in detail.

This embodiment provides an advertisement distribution machine, which includes a device casing 1 and a display screen body 3 arranged on one side of the device casing 1 .

The above-mentioned advertising release machine also includes a shell cover 2, a control circuit board 4, a heat conduction unit 5, a heat conduction air duct 6, and a heat dissipation unit 7;

The shell cover 2 is disassembled on the side edge of the other side of the equipment shell 1; the shell cover 2 can be connected to the equipment shell 1 by screws and gaskets, which is convenient for the maintenance of the components in the equipment shell 1 and meets the requirements of the equipment. Sealing of the inner cavity of the shell 1;

The shell cover 2 is provided with an assembly frame 11; the assembly frame 11 is provided with mounting holes, and the assembly frame 11 can facilitate the installation of the entire advertisement publishing machine on the mounting surface;

The control circuit board 4 is fixedly arranged in the device casing 1; the control circuit board 4 is electrically connected to the display body 3; 4 for output;

Referring to Fig. 3, the heat conduction unit 5 is fixedly installed on the side of the control circuit board 4; the heat conduction unit 5 includes a cooling water box 51 and a thermally conductive silicone grease layer 52 arranged between the cooling water box 51 and the control circuit board 4; The cooling water box 51 is filled with cooling water, which is used to absorb heat, and the cooling water box 51 can be made of heat-conducting material; the heat-conducting silicone grease layer 52 is used to transfer the working temperature on the control circuit board 4 to the cooling water box 51. In the water, to realize the heat conduction and heat absorption heat dissipation effect on the control circuit board 4;

The heat-conducting air duct 6 is fixedly installed in the cooling water box 51, and both ends are fixed to run through the side wall of the cooling water box 51; the heat-conducting air duct 6 can be made of copper pipe;

The heat-conducting air pipe 6 is arranged in the cooling water box 51 in the form of a disc-shaped pipeline, and the heat-conducting air pipe 6 is immersed in the cooling water of the cooling water box 51; the advantage of this design is that it can increase the contact with the cooling water in the cooling water box 51 Surface, in order to achieve the effect of heat exchange;

A fixing hoop 8 is fixedly connected between the heat-conducting air duct 6 and the cooling water box 51; the fixing hoop 8 is used to stabilize the position of the heat-conducting air duct 6 in the cooling water box 51;

Referring to Fig. 4 in combination, the heat dissipation unit 7 is fixedly connected to one end of the heat conduction duct 6, and is fixedly embedded on the equipment casing 1; the heat dissipation unit 7 includes an air intake cover 71 and a mute fan 72 installed inside the equipment casing 1; The fan 72 can speed up the circulation rate of the air in the heat-conducting air duct 6 through low-noise operation, so as to accelerate the removal of the heat exchanged by the heat-conducting air duct 6 through the cooling water, thereby ensuring that the cooling water is in a stable heat-absorbing state at all times;

In this embodiment, the working temperature on the control circuit board 4 is transferred to the cooling water through the cooling water box 51 in the heat-conducting silicone grease layer 52, and the heat dissipation of the control circuit board 4 is completed by realizing heat conduction and heat absorption to the control circuit board 4. Then the silent fan 72 inhales the air and sends it into the heat-conducting air duct 6 through the air inlet cover 71, and sends it out from the other end of the heat-conducting air duct 6. During the heat exchange process of the cooling water by the heat-conducting air duct 6, the temperature of the heat-conducting air duct 6 can be quickly cooled by air cooling, that is, the temperature of the cooling water can be lowered;

It is worth noting that, because the silent fan 72 air-cools and carries the dust in the air, it circulates through the heat-conducting air duct 6, and because no dust enters the device casing 1, it solves the problem that the dust enters the device casing 1 and affects the operation of the control circuit board 4. Performance issues.

The end of the air intake cover 71 is disassembled and installed with a dust-proof net 9; the dust-proof net 9 can be disassembled and connected to the air intake cover 71 by screws, and the dust-proof net 9 can be used to increase the dustproof performance of the silent fan 72;

The device housing 1 is provided with an embedding hole 10 matching the air intake cover 71; the embedding hole 10 can be used to seal and insert the air intake cover 71 to stabilize the position of the air intake cover 71 and achieve a dustproof effect.

The working principle of an advertisement release machine of the present utility model is as follows: firstly, the user installs the entire advertisement release machine on the surface to be installed through the assembly frame 11, and the display screen body 3 carries out the display and playback of the advertisement content, and the display screen on the control circuit board 4. When the working temperature is generated during work, the heat-conducting silicone grease layer 52 can transfer the working temperature on the control circuit board 4 to the cooling water box 51 with heat-conducting material, and the heat is absorbed in the cooling water in the cooling water box 51. Realize heat conduction and heat absorption to the control circuit board 4, and the heat dissipation of the control circuit board 4 can be completed; then the low-noise mute fan 72 is controlled to inhale air, and it is sent into the heat-conducting air duct 6 through the air inlet cover 71, and the heat-conducting air duct 6 At this time, the wind sent by the silent fan 72 can speed up the circulation rate of the air in the heat-conducting air duct 6. During the heat-exchanging process of the heat-conducting air duct 6 to the cooling water, the heat-conducting air duct can be quickly cooled by air cooling. 6 to cool down, that is, to cool down the cooling water.

Claims (7)

1. An advertisement publishing machine, comprising a device casing (1) and a display screen body (3) arranged on one side edge of the device casing (1); It is characterized in that it also includes: Shell cover (2), which is disassembled on the side edge of the other side of the device shell (1); A control circuit board (4), which is fixedly arranged in the device casing (1); A heat conduction unit (5), which is fixedly installed on the side of the control circuit board (4); the heat conduction unit (5) includes a cooling water box (51) and is arranged between the cooling water box (51) and the control The thermally conductive silicone grease layer (52) between the circuit boards (4); A heat-conducting air duct (6), which is fixedly installed in the cooling water box (51), and whose two ends are fixed to run through the side wall of the cooling water box (51); A cooling unit (7), which is fixedly connected to one end of the heat-conducting air duct (6), and fixedly embedded on the device casing (1); the cooling unit (7) includes an air intake cover (71) and Disassemble the silent fan (72) installed inside the device casing (1). 2. A kind of advertising publishing machine according to claim 1, characterized in that, the heat-conducting air duct (6) is arranged in the cooling water box (51) in a disc-shaped pipeline, and the heat-conducting air duct (6) is arranged in the cooling water box (51). 6) Immerse in the cooling water of the cooling water box (51). 3. The advertisement publishing machine according to claim 1, characterized in that, a fixing hoop (8) is fixedly connected between the heat conducting air pipe (6) and the cooling water box (51). 4. An advertisement publishing machine according to claim 1, characterized in that, a dust-proof net (9) is detached and installed at the end of the air intake cover (71). 5 . The advertisement publishing machine according to claim 1 , characterized in that, an embedding hole ( 10 ) matching the air inlet cover ( 71 ) is provided on the device casing ( 1 ). 6 . 6. An advertisement publishing machine according to claim 1, characterized in that an assembly frame (11) is arranged on the cover (2). 7. The advertisement publishing machine according to claim 1, characterized in that, the control circuit board (4) is electrically connected to the display screen body (3).