CN213279804U

CN213279804U - Decoding board of mobile digital television

Info

Publication number: CN213279804U
Application number: CN202022675743.2U
Authority: CN
Inventors: 刘琴
Original assignee: Shenzhen Gaosuda Technology Co ltd
Current assignee: Shenzhen Gaosuda Technology Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-05-25
Anticipated expiration: 2030-11-18

Abstract

The utility model relates to a TV decodes deck technical field, and a remove digital TV decoding deck is disclosed, including the mounting panel, the installation cavity has been seted up to the inside of mounting panel, the same decoding deck body of the upper and lower inner wall fixedly connected with of installation cavity, two working chambers have been seted up to the inside symmetry of mounting panel, the upper and lower inner wall of two working chambers is rotated through the bearing and is connected with the reciprocal lead screw of same root, reciprocal lead screw thread bush is equipped with a screw thread section of thick bamboo, the lateral wall fixedly connected with deflector of a screw thread section of thick bamboo, the direction mouth that matches each other with the deflector is seted up to the lateral wall of working chamber, two deflector one end in opposite directions all are located the same connecting plate of installation cavity and fixedly connected with. The utility model discloses can certainly clear the dust on decoding board work one end time later and understand the code board surface, avoid decoding the problem that the dust on code board surface too much can influence the heat dispersion and the working property of decoding the code board.

Description

Decoding board of mobile digital television

Technical Field

The utility model relates to a TV decodes deck technical field, especially relates to a mobile digital TV decodes deck.

Background

The decoding board is a device which can output switching value signals when in work and is commonly used in a system, and the decoding board in the liquid crystal television is also an important component.

After the television decoding board is installed in a television for a long time, more dust can be adsorbed on the surface of the decoding board, and the heat dissipation performance and the working performance of the decoding board can be influenced by excessive dust on the surface of the decoding board.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art TV and decoding the deck and installing after TV set is inside for a long time, decoding the surface of deck and can adsorbing more dust, decoding the problem that the too much dust on board surface can influence the heat dispersion and the working property of decoding the deck, and the mobile digital TV that provides decodes the deck.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a mobile digital television decoding board comprises a mounting board, wherein a mounting cavity is formed in the mounting board, the upper inner wall and the lower inner wall of the mounting cavity are fixedly connected with the same decoding board body, the mounting board is symmetrically provided with two working cavities, the upper inner wall and the lower inner wall of the two working cavities are rotatably connected with the same reciprocating lead screw through a bearing, a thread cylinder is sleeved on the outer thread of the reciprocating lead screw, the side wall of the thread cylinder is fixedly connected with a guide plate, the side wall of the working cavity is provided with guide ports matched with the guide plate, the opposite ends of the two guide plates are both positioned in the mounting cavity and fixedly connected with the same connecting plate, the left side wall of the connecting plate is symmetrically and fixedly connected with two clamping frames, the same clamping board is inserted in each clamping frame, the left side wall of each clamping board is fixedly connected with a brush board, and, two the spacer pin has all been pegged graft in the spacing hole, two openings that match each other with the spacer pin are seted up to the lateral wall symmetry of cardboard, two the same arm-tie of one end fixedly connected with that the spacer pin stretches out spacing hole, lateral wall fixedly connected with cover between arm-tie and the card frame is established at the spring outside the spacer pin, the motor storehouse has been seted up to the inside of mounting panel, the motor storehouse is located the right side reciprocal lead screw below, the lateral wall fixedly connected with driving motor in motor storehouse, driving motor's output run through the lateral wall of working chamber and with reciprocal lead screw fixed connection, the top of mounting panel is equipped with the transmission chamber, two connecting blocks of inner wall symmetry fixedly connected with in transmission chamber, two the connecting block all rotates through the bearing and is connected with same transfer line, the equal fixedly connected with transmission in both ends of transfer line, two reciprocating lead screw's upper end all is located the transmission intracavity and fixedly The driving bevel gear.

Preferably, the lateral wall fixedly connected with air pump of mounting panel, the air inlet end fixedly connected with connecting pipe of air pump, the left end of connecting pipe and the lateral wall fixed connection of connecting plate, the left end of connecting pipe runs through the lateral wall and the fixedly connected with suction hood of connecting plate.

Preferably, the side wall of the mounting plate is fixedly connected with a cleaning box, and the air outlet end of the air pump is fixedly communicated with the upper side wall of the cleaning box.

Preferably, the inner wall of the installation cavity is fixedly connected with a fan.

Preferably, the connecting pipe is a corrugated pipe.

Preferably, the spring is made of copper alloy.

Compared with the prior art, the utility model provides a mobile digital television decodes deck possesses following beneficial effect:

this mobile digital television decoding deck, mounting panel through setting up, the installation cavity, decode the deck body, the working chamber, reciprocal lead screw, the thread cylinder, the deflector, the spigot, the connecting plate, the card frame, the cardboard, the brush board, spacing hole, the spacer pin, the opening, the arm-tie, a spring, the motor storehouse, driving motor, from the driving chamber, the connecting block, the transfer line, driven helical gear and initiative helical gear, can be after decoding deck work end time from deciding the dust that understands the code deck surface clearly, avoid decoding deck surface's the too much problem that can influence decoding deck's heat dispersion and working property.

And the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can certainly clear the dust on decoding board work end time after, avoid decoding the surperficial dust of board too much can influence the heat dispersion of decoding the board and working property's problem.

Drawings

Fig. 1 is a schematic structural diagram of a decoding board of a mobile digital television according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a right sectional view of fig. 1.

In the figure: the device comprises a mounting plate 1, a mounting cavity 2, a decoding plate body 3, a working cavity 4, a reciprocating screw rod 5, a threaded cylinder 6, a guide plate 7, a guide opening 8, a connecting plate 9, a clamping frame 10, a clamping plate 11, a brushing plate 12, a limiting hole 13, a limiting pin 14, a pulling plate 15, a spring 16, a motor cabin 17, a driving motor 18, a transmission cavity 19, a connecting block 20, a transmission rod 21, a transmission bevel gear 22, a driving bevel gear 23, an air pump 24, a connecting pipe 25, a dust hood 26, a cleaning box 27, a fan 28 and an opening 29.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a mobile digital television decoding board comprises a mounting plate 1, a mounting cavity 2 is arranged inside the mounting plate 1, the upper inner wall and the lower inner wall of the mounting cavity 2 are fixedly connected with the same decoding board body 3, two working cavities 4 are symmetrically arranged inside the mounting plate 1, the upper inner wall and the lower inner wall of each of the two working cavities 4 are rotatably connected with the same reciprocating screw rod 5 through a bearing, the reciprocating screw rod 5 is externally threaded and sleeved with a threaded cylinder 6, the side wall of the threaded cylinder 6 is fixedly connected with a guide plate 7, the side wall of each of the working cavities 4 is provided with a guide opening 8 matched with the guide plate 7, opposite ends of the two guide plates 7 are both positioned in the mounting cavity 2 and are fixedly connected with the same connecting plate 9, the left side wall of the connecting plate 9 is symmetrically and fixedly connected with two clamping frames 10, the same clamping plate, the side wall of the clamping frame 10 is symmetrically provided with two limiting holes 13, limiting pins 14 are inserted into the two limiting holes 13, the side wall of the clamping plate 11 is symmetrically provided with two openings 29 matched with the limiting pins 14, one end of each of the two limiting pins 14 extending out of the corresponding limiting hole 13 is fixedly connected with the same pull plate 15, a spring 16 sleeved outside the corresponding limiting pin 14 is fixedly connected to the side wall between the pull plate 15 and the clamping frame 10, a motor bin 17 is arranged inside the mounting plate 1, the motor bin 17 is positioned below the right reciprocating screw 5, the side wall of the motor bin 17 is fixedly connected with a driving motor 18, the output end of the driving motor 18 penetrates through the side wall of the working cavity 4 and is fixedly connected with the reciprocating screw 5, a transmission cavity 19 is arranged above the mounting plate 1, the inner wall of the transmission cavity 19 is symmetrically and fixedly connected with two connecting blocks 20, and the two connecting blocks, two ends of the transmission rod 21 are fixedly connected with transmission bevel gears 22, and the upper ends of the two reciprocating screw rods 5 are positioned in the transmission cavity 19 and fixedly connected with driving bevel gears 23 matched with the transmission bevel gears 22.

The lateral wall fixedly connected with air pump 24 of mounting panel 1, the air inlet end fixedly connected with connecting pipe 25 of air pump 24, the left end of connecting pipe 25 and the lateral wall fixed connection of connecting plate 9, the left end of connecting pipe 25 runs through the lateral wall and the fixedly connected with suction hood 26 of connecting plate 9, can collect dust in the installation cavity 2.

The lateral wall fixedly connected with of mounting panel 1 clears up case 27, and the end of giving vent to anger of air pump 24 is fixed the intercommunication with the last lateral wall of clearing up case 27, conveniently collects the dust.

The inner wall fixedly connected with fan 28 of installation cavity 2 improves the heat-sinking capability of decoder body 3.

The connecting pipe 25 is a corrugated pipe, so that the connecting pipe 25 can be conveniently stretched.

The spring 16 is made of copper alloy, so that the service life of the spring 16 is prolonged.

The utility model discloses in, during the use, start driving motor 18 work, driving motor 18 drives the reciprocal lead screw 5 rotation on right side, the reciprocal lead screw 5 on right side is through initiative helical gear 23, the left reciprocal lead screw 5 rotation of mutually supporting drive of transmission helical gear 22 and transfer line 21, it reciprocates together to drive two screw thread section of thick bamboo 6 through screw-thread fit, two screw thread section of thick bamboo 6 drive connecting plate 9 through deflector 7 and reciprocate, connecting plate 9 clears up the dust on decoder body 3 surfaces through brush board 12, then adsorb the dust through air pump 24, the device can be after decoding board work one end time from deciding the dust that the clear understanding code board surface, avoid decoding board surface dust too much can influence the problem of the heat dispersion and the working property of decoding board.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a mobile digital television decoding deck, includes mounting panel (1), its characterized in that, installation cavity (2) have been seted up to the inside of mounting panel (1), the same decoding deck body (3) of the upper and lower inner wall fixedly connected with of installation cavity (2), two working chambers (4) have been seted up to the inside symmetry of mounting panel (1), two the upper and lower inner wall of working chamber (4) is connected with same reciprocal lead screw (5) through bearing rotation, reciprocal lead screw (5) external screw thread cover is equipped with a screw thread section of thick bamboo (6), the lateral wall fixedly connected with deflector (7) of screw thread section of thick bamboo (6), the lateral wall of working chamber (4) is seted up direction mouth (8) that matches each other with deflector (7), two deflector (7) one end in opposite directions all is located installation cavity (2) and fixedly connected with same connecting plate (9), the left side wall of the connecting plate (9) is symmetrically and fixedly connected with two clamping frames (10), the same clamping plate (11) is inserted in each clamping frame (10), the left side wall of each clamping plate (11) is fixedly connected with a brush plate (12), the side wall of each clamping frame (10) is symmetrically provided with two limiting holes (13), two limiting pins (14) are inserted in the two limiting holes (13), the side wall of each clamping plate (11) is symmetrically provided with two openings (29) matched with the limiting pins (14), one end, extending out of the limiting holes (13), of each limiting pin (14) is fixedly connected with the same pull plate (15), a spring (16) sleeved outside each limiting pin (14) is fixedly connected to the side wall between each pull plate (15) and the corresponding clamping frame (10), a motor bin (17) is arranged inside the mounting plate (1), and the motor bin (17) is located on the right side and below the reciprocating screw rod (5), lateral wall fixedly connected with driving motor (18) in motor storehouse (17), the output of driving motor (18) run through the lateral wall of working chamber (4) and with reciprocal lead screw (5) fixed connection, the top of mounting panel (1) is equipped with transmission chamber (19), two connecting blocks (20) of the inner wall symmetry fixedly connected with of transmission chamber (19), two connecting block (20) all are connected with same transfer line (21) through the bearing rotation, the equal fixedly connected with transmission helical gear (22) in both ends of transfer line (21), two the upper end of reciprocal lead screw (5) all is located transmission chamber (19) and the initiative helical gear (23) that fixedly connected with and transmission helical gear (22) mateed each other.

2. The mobile digital television decoding board according to claim 1, wherein an air pump (24) is fixedly connected to the side wall of the mounting board (1), a connecting pipe (25) is fixedly connected to the air inlet end of the air pump (24), the left end of the connecting pipe (25) is fixedly connected to the side wall of the connecting board (9), and the left end of the connecting pipe (25) penetrates through the side wall of the connecting board (9) and is fixedly connected with a dust hood (26).

3. The mobile digital television decoding board according to claim 2, wherein a cleaning box (27) is fixedly connected to the side wall of the mounting board (1), and the air outlet end of the air pump (24) is fixedly communicated with the upper side wall of the cleaning box (27).

4. The decoding deck for mobile digital televisions according to claim 1, characterized in that a fan (28) is fixedly connected to the inner wall of the installation cavity (2).

5. A mobile digital television decoding board according to claim 2 wherein the connecting tube (25) is a bellows tube.

6. The decoding board of claim 1, wherein the spring (16) is made of copper alloy.