LED display screen receiving card

Abstract

The utility model discloses an LED display screen receiving card, which comprises a receiving card main body arranged on an LED display screen A, the heat dissipation piece comprises a heat dissipation plate installed on the outer side of the receiving card main body and a pressing block installed at the center position of the surface opposite to the heat dissipation plate; the limiting mechanism is used for connecting the LED display screen A and the heat dissipation piece and comprises a mounting plate mounted on the LED display screen A, a connecting copper column penetrating through the mounting plate, a fixing plate connected with the end part of the connecting copper column, and a connecting elastic plate connected with the fixing plate in a welding manner; when the receiving card body on the LED display screen A is disassembled and assembled, the design of conveniently limiting the position and fixing is adopted, the pressing block is inserted into the mounting plate, the second tooth block rotates under the acting force and drives the rotating gear to rotate, the first tooth block rotates and is exposed at the moment, the first tooth block and the pressing block can be fastened through a hand-turned screw, a heat dissipation plate is convenient to disassemble and assemble, and the service life of the receiving card body is prolonged. The two sides of the receiving card main body are elastically clamped by the extrusion elastic plates, and the elastic pressing columns limit the stabilizing plates, so that the receiving card main body can be conveniently disassembled and assembled.

Description

Technical Field

[0001] This utility model belongs to the field of LED display component technology, and specifically relates to an LED display receiver card. Background Technology

[0002] LED display receiver cards are key components in LED display systems. They are typically installed on the back of the LED screen and connected to the sending card via a network cable or other communication methods. The main function of the receiver card is to receive image data from the sending card and convert this data into signals that the LED screen can recognize according to specific protocols and formats, thereby driving the LED screen to display the corresponding images. Chinese utility model patent application number CN201920020808.4 discloses a multi-port output LED display receiver card. LED display receiver cards are a conventional type of LED display component.

[0003] LED display receiver cards may encounter various problems during use, such as receiver card damage, unstable power supply to the receiver card, unstable connection between the receiver card and the cable, incorrect installation or connection of the receiver card, and dust on the surface of the receiver card. Regular inspection of the receiver card is required. Sometimes it is necessary to disassemble the receiver card when inspecting it. The installation method of the receiver card is generally to fix it by screwing in multiple screws. The disassembly and assembly of angle screws is more troublesome. The screws are prone to stripping during installation, and multiple small screws are also easy to lose.

[0004] Existing receiver cards require periodic inspection and disassembly, but lack convenient location and fixed design. Therefore, this application proposes an LED display receiver card. Utility Model Content

[0005] The purpose of this utility model is to provide an LED display receiver card to solve the problem mentioned in the background art that the receiver card lacks a convenient and fixed design for disassembly and assembly.

[0006] To achieve the above objectives, this utility model provides the following technical solution: an LED display receiver card, comprising...

[0007] The receiver card body installed on LED display screen A;

[0008] The heat dissipation component includes a heat dissipation plate installed on the outside of the receiver card body and a pressure block installed at the center of the surface opposite to the heat dissipation plate;

[0009] The limiting mechanism for connecting the LED display screen A and the heat dissipation piece comprises a mounting plate mounted on the LED display screen A, a connecting copper column penetrating through the mounting plate, a fixing plate connected with the end of the connecting copper column, a connecting elastic plate welded with the fixing plate, and an extruding elastic plate welded on the surface of the connecting elastic plate facing the receiving card body.

[0010] The rotating piece mounted in the mounting plate comprises a fixed shaft mounted in the mounting plate, a rotating gear sleeved outside the fixed shaft, a first tooth block and a second tooth block mounted outside the rotating gear.

[0011] Preferably, a cuboid-shaped clamping block is welded at the center position of the bottom of the heat dissipation plate.

[0012] Preferably, a first clamping groove matched with the clamping block is formed at the center position of the surface of the mounting plate, and a second clamping groove matched with the "L"-shaped pressing block is arranged at the center position of the two sides of the surface of the mounting plate.

[0013] Preferably, a movable groove communicated with the second clamping groove is arranged on the surface of the mounting plate, the fixed shaft, the rotating gear and the first tooth block are located in the movable groove, and one end of the second tooth block is located in the second clamping groove.

[0014] Preferably, the two ends of the heat dissipation plate are in right angle structure, a stable plate is arranged on the opposite surfaces of the heat dissipation plate, and one end of the stable plate close to the heat dissipation plate is in bent angle shape.

[0015] Preferably, a "U"-shaped connecting rod and an elastic pressing column rotatably connected with one end of the connecting rod are arranged on the fixing plate, and a groove matched with the elastic pressing column is formed in the stable plate.

[0016] Preferably, the extruding elastic plate comprises vertical portions at the two ends and an elastic portion at the center position, and the elastic portion is in wave shape.

[0017] Compared with the prior art, the present application has the following beneficial effects:

[0018] In the present application, when the receiving card body on the LED display screen A is disassembled, the convenient limiting position and the fixed design are provided, the pressing block is inserted into the mounting plate, the second tooth block is rotated under the action force, the second tooth block drives the rotating gear to rotate, at this time, the first tooth block is rotated and exposed, the first tooth block and the pressing block can be firmly fixed by hand screwing, the heat dissipation plate is convenient to disassemble and assemble, the two sides of the receiving card body are elastically clamped by the extruding elastic plate, the elastic pressing column limits the stable plate, and the receiving card body can be conveniently disassembled and assembled. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structural schematic view of the present application;

[0020] Figure 2 It is a structural schematic view of the present application; Figure 1Enlarged structure schematic view of middle B part;

[0021] Figure 3 Top view structure schematic view of the mounting plate of the utility model;

[0022] Figure 4 Sectional view structure schematic view of the mounting plate of the utility model;

[0023] Figure 5 Front view structure schematic view of the fixing plate of the utility model;

[0024] Figure 6 Side view structure schematic view of the heat dissipation plate of the utility model;

[0025] In the figure: 1, receiving card main body;21, mounting plate;22, connecting copper column;23, fixing plate;24, connecting elastic plate;25, extrusion elastic plate;31, heat dissipation plate;32, pressing block;33, clamping block;41, fixed shaft;42, rotating gear;43, first tooth block;44, second tooth block;211, first clamping groove;212, second clamping groove;213, movable slot;231, elastic pressing column;232, connecting rod;311, stabilizing plate. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] EMBODIMENT

[0028] Please refer to Figures 1 to 6The utility model provides a technical scheme: a LED display screen receiving card, including the receiving card main part 1 of installation on LED display screen A, the use method and principle of LED display screen A and receiving card main part 1 are conventional technology, this application does not make detailed elaboration and repetition;Heat dissipation piece, including the heat dissipation plate 31 of installation on the outside of receiving card main part 1, the pressing block 32 of installation on the surface center position of heat dissipation plate 31 opposite, heat dissipation plate 31 is firmly with receiving card main part 1 through sticking, pressing block 32 is connected with heat dissipation plate 31 welding, heat dissipation plate 31 and pressing block 32 adopt the same heat dissipation material support, such as aluminium alloy or copper material, and pressing block 32 is embedded in the inside of mounting plate 21, and pressing block 32 is limited, so that heat dissipation plate 31 is installed accurately;The limiting mechanism of connecting LED display screen A and heat dissipation piece, including the mounting plate 21 of installation on LED display screen A, the connecting copper column 22 of passing through mounting plate 21, the fixed plate 23 of being connected with the end of connecting copper column 22, the connecting elastic plate 24 of being connected with fixed plate 23 welding, the extrusion elastic plate 25 of welding on the surface of connecting elastic plate 24 facing receiving card main part 1, mounting plate 21 is combined with LED display screen A through conventional method (such as strong glue bonding or screw screwing fixed), in the dismounting process of receiving card main part 1 needed in subsequent inspection, the mounting plate 21 of initial installation fixation is always in the firm state of not disassembling, and the end of connecting copper column 22 is connected with fixed plate 23 through welding, and connecting elastic plate 24 and extrusion elastic plate 25 are made of elastic material, such as spring steel material, and the extrusion elastic plate 25 distributed on both sides can extrude receiving card main part 1 installed on mounting plate 21, and receiving card main part 1 is clamped and fixed by both sides extrusion elastic plate 25;The rotating piece of installation in mounting plate 21, including the fixed shaft 41 of installation in mounting plate 21, the rotation gear 42 of sleeve setting in the outside of fixed shaft 41, the first tooth block 43 and the second tooth block 44 of installation in the outside of rotation gear 42, fixed shaft 41 is combined with mounting plate 21 through conventional method (such as welding, strong glue bonding), when heat dissipation plate 31 is installed on mounting plate 21, pressing block 32 is inserted into mounting plate 21, and pressing block 32 presses second tooth block 44, and second tooth block 44 is rotated by acting force, and second tooth block 44 drives rotation gear 42 to rotate, at this moment, first tooth block 43 rotates and exposes, and can be firmly held first tooth block 43 and pressing block 32 by hand screwing screw, convenient for dismounting heat dissipation plate 31.

[0029] In the embodiment, the cuboid structure's clamping block 33 is welded in the center position of the bottom of heat dissipation plate 31, the first clamping groove 211 that cooperates with clamping block 33 is set up in the center position of the surface of mounting plate 21, clamping block 33 is embedded in first clamping groove 211, and clamping block 33 is limited, and the center position of the surface of mounting plate 21 is equipped with the second clamping groove 212 that cooperates with the "L" type pressing block 32 on both sides, and pressing block 32 is embedded in second clamping groove 212, and pressing block 32 is limited, so that heat dissipation plate 31 is installed accurately.

[0030] In the embodiment, the surface of the mounting plate 21 is provided with a movable slot 213 communicated with the second clamping slot 212, the fixed shaft 41, the rotating gear 42 and the first tooth block 43 are located in the movable slot 213, and one end of the second tooth block 44 is located in the second clamping slot 212, so that the fixed shaft 41 and the rotating gear 42 are facilitated to rotate, and the angle of the first tooth block 43 and the second tooth block 44 is facilitated to change.

[0031] In the embodiment, the heat dissipation plate 31 is provided with a stable plate 311 on the opposite surface, one end of the stable plate 311 close to the heat dissipation plate 31 is in an angle shape, the fixed plate 23 is provided with a connecting rod 232 in a U-shaped structure and an elastic pressing column 231 rotatably connected with one end of the connecting rod 232, the elastic pressing column 231 is made of an elastic material, such as spring steel material, the stable plate 311 is provided with a groove matched with the elastic pressing column 231, the elastic pressing column 231 is embedded in the groove of the stable plate 311, so that the elastic pressing column 231 limits the stable plate 311, and the heat dissipation plate 31 is avoided from shaking, the elastic pressing column 231 has a deformation capacity, can buffer the vibration amplitude of the heat dissipation plate 31, and has a certain damping performance.

[0032] In the embodiment, the extrusion elastic plate 25 includes vertical parts at two ends and an elastic part at a central position, the elastic part is in a wave shape, the two sides of the extrusion elastic plate 25 extrude the receiving card main body 1 located at the central position, the extrusion elastic plate 25 has a deformation capacity, can buffer the vibration amplitude of the heat dissipation plate 31, and has a certain damping performance in a micro level invisible to naked eyes.

[0033] The working principle and use process of the utility model are as follows:

[0034] The mounting plate 21 is combined on the appropriate position of the LED display screen A through a conventional method, and then the receiving card main body 1 is installed;

[0035] The receiving card main body 1 is fixedly connected with the heat dissipation plate 31, the heat dissipation plate 31 is installed on the mounting plate 21, the clamping block 33 and the pressing block 32 are embedded in the inside of the mounting plate 21, the clamping block 33 and the pressing block 32 are limited, and the heat dissipation plate 31 is accurately installed;

[0036] When the receiving card main body 1 is installed, the two sides of the receiving card main body 1 are elastically clamped by the extrusion elastic plate 25, the extrusion elastic plate 25 has a deformation capacity, can buffer the vibration amplitude of the heat dissipation plate 31, and has a certain damping performance in a micro level invisible to naked eyes.

[0037] When the heat dissipation plate 31 is installed on the mounting plate 21, the pressing block 32 is inserted into the mounting plate 21, the second tooth block 44 is pressed by the pressing block 32, the second tooth block 44 is rotated under the action force, the second tooth block 44 drives the rotating gear 42 to rotate, at this time, the first tooth block 43 is rotated and exposed, and the first tooth block 43 and the pressing block 32 can be fastened by hand screwing, so that the heat dissipation plate 31 is convenient to disassemble and assemble;

[0038] The elastic pressing column 231 is rotated to be embedded in the groove of the stable plate 311, the elastic pressing column 231 is limited to the stable plate 311, the heat dissipation plate 31 is avoided from shaking, the elastic pressing column 231 has a deformation capacity, the vibration amplitude of the heat dissipation plate 31 is buffered, and the elastic pressing column 231 has a certain vibration reduction performance.

[0039] In summary, when the receiving card body 1 on the LED display screen A is disassembled and assembled, the convenient limiting position and the fixed design are provided, the pressing block 32 is inserted into the mounting plate 21, the second tooth block 44 is rotated under the action force, the second tooth block 44 drives the rotating gear 42 to rotate, at this time, the first tooth block 43 is rotated and exposed, and the first tooth block 43 and the pressing block 32 can be fastened by hand screwing, so that the heat dissipation plate 31 is convenient to disassemble and assemble, the two sides of the receiving card body 1 are elastically clamped by the pressing plate 25, the elastic pressing column 231 is limited to the stable plate 311, and the receiving card body 1 is convenient to disassemble and assemble.

[0040] Although the embodiments of the utility model have been shown and described (for details, see the foregoing detailed description), it can be understood by those skilled in the art that the embodiments can be changed, modified, replaced and changed in various ways without departing from the principles and spirits of the utility model, the range of the utility model is defined by the appended claims and its equivalents.

Claims

1. An LED display screen receiving card, characterized by: Comprising The receiving card body (1) is installed on the LED display screen A; The heat dissipation piece includes a heat dissipation plate (31) installed on the outer side of the receiving card body (1), and a pressing block (32) installed at the center position of the opposite surface of the heat dissipation plate (31); The limiting mechanism connecting the LED display screen A and the heat dissipation piece includes a mounting plate (21) installed on the LED display screen A, a connecting copper column (22) penetrating through the mounting plate (21), a fixed plate (23) connected with the end of the connecting copper column (22), a connecting elastic plate (24) welded with the fixed plate (23), and an extrusion elastic plate (25) welded on the surface of the connecting elastic plate (24) facing the receiving card body (1); The rotating piece installed in the mounting plate (21) includes a fixed shaft (41) installed in the mounting plate (21), a rotating gear (42) sleeved on the outer side of the fixed shaft (41), a first tooth block (43) and a second tooth block (44) installed on the outer side of the rotating gear (42). 2.The LED display screen receiving card of claim 1, wherein: The bottom center position of the heat dissipation plate (31) is welded with a cuboid-shaped clamping block (33). 3.The LED display screen receiving card of claim 2, characterized in that: The center position of the surface of the mounting plate (21) is provided with a first clamping groove (211) matched with the clamping block (33), and the center positions of the two sides of the surface of the mounting plate (21) are provided with second clamping grooves (212) matched with the "L"-shaped pressing block (32).

4. The LED display screen receiving card according to claim 3, characterized in that: The surface of the mounting plate (21) is provided with a movable groove (213) communicating with the second clamping groove (212), the fixed shaft (41), the rotating gear (42) and the first tooth block (43) are located in the movable groove (213), and one end of the second tooth block (44) is located in the second clamping groove (212).

5. The LED display screen receiving card according to claim 1, characterized in that: The two ends of the heat dissipation plate (31) are right angle structures, and the opposite surfaces of the heat dissipation plate (31) are provided with stable plates (311), one end of the stable plate (311) close to the heat dissipation plate (31) is in a bent corner shape.

6. The LED display screen receiving card according to claim 5, characterized in that: The fixed plate (23) is provided with a "U"-shaped connecting rod (232) and an elastic pressing column (231) rotatably connected with one end of the connecting rod (232), and the stable plate (311) is provided with a groove matched with the elastic pressing column (231).

7. The LED display screen receiving card according to claim 1, characterized in that: The extrusion elastic plate (25) includes vertical portions at two ends and an elastic portion at the center position, and the elastic portion is in a wave shape.

Images