Instrument display screen assembly

Abstract

The utility model discloses an instrument display screen assembly, and relates to the technical field of instrument display screens. The front surface of the rear cover is movably provided with a liquid crystal screen, one end of the liquid crystal screen is fixedly connected with a main board, the outer side of the liquid crystal screen is fixedly connected with a connecting frame, one end of the connecting frame is fixedly provided with inserting blocks which are symmetrically distributed, the front surface of the rear cover is provided with inserting ports which are symmetrically distributed, and the inserting ports are fixedly connected with the main board. One end of each insertion block is slidably inserted into the inner side of the corresponding insertion opening, external frames which are symmetrically distributed are fixedly installed on the outer side of the rear cover, and springs which are symmetrically distributed are fixedly installed on the inner sides of the external frames; through cooperative use of a first bolt, a rotating shaft, a cam, a connecting piece, an inserting column, an inserting block, a spring, a connecting frame and an inserting opening, convenient disassembly and assembly of components such as a liquid crystal screen are achieved, operation is easy, the starting difficulty is reduced, the possibility that the liquid crystal screen and a main board are prone to being damaged during assembly and disassembly is also reduced, and the device is worthy of popularization.

Description

TECHNICAL FIELD

[0001] The utility model relates to instrument display screen technical field, concretely is a kind of instrument display screen assembly. BACKGROUND

[0002] Automobile instrument is very important part on whole vehicle, can provide some states of car to driver in real time, such as real-time speed, engine speed, water temperature, driving mileage, residual fuel quantity or electric quantity, and car light switch state and some fault display etc., so automobile instrument is applied very widely on vehicle.

[0003] Due to the progress of science and technology, in order to improve the intelligentization of vehicle, the display instrument of vehicle is integrated with a large number of electronic components, and the electronic components may fail and need to be repaired after long-term use, however, the current display screen is mostly built-in in the structure of dismounting from the rear cover, which greatly improves the difficulty of mounting and dismounting operation, is troublesome to handle, and the display screen and other components are easily damaged during mounting and dismounting process, and the above problems are solved by the present application. UTILITARIAN CONTENT

[0004] To solve the above technical problems, the utility model adopts the following technical scheme: an instrument display screen assembly, comprising a rear cover, a liquid crystal screen movably mounted on the front of the rear cover, a mainboard fixedly connected to one end of the liquid crystal screen, a connecting frame fixedly connected to the outside of the liquid crystal screen, symmetrically distributed plug blocks fixedly installed at one end of the connecting frame, symmetrically distributed sockets opened on the front of the rear cover, the one end of the plug block is slidably inserted into the inside of the socket, symmetrically distributed external racks fixedly installed on the outside of the rear cover, symmetrically distributed springs fixedly installed on the inside of the external racks, connecting plates fixedly connected to the opposite ends of the springs, two connecting plates, symmetrically distributed plug columns fixedly connected to one end of the connecting plates, the plug columns are slidably inserted into the inside of the plug blocks, horizontal bars fixedly installed at one end of the external racks, rotating shafts rotatably installed at one end of the horizontal bars, cams fixedly connected to one end of the rotating shafts, symmetrically distributed first bolts threadedly installed on the outside of the connecting frame, and the first bolts are threadedly connected to the rear cover at one end.

[0005] Preferably, the one end of the rotating shaft away from the cam is fixedly connected to a connecting strip, the one end of the connecting strip is threadedly installed with a second bolt, and the one end of the horizontal bar is provided with a positioning hole corresponding to the second bolt.

[0006] Preferably, an anti-glare film is installed on the front of the liquid crystal screen.

[0007] Preferably, the back of the rear cover is provided with equally spaced heat dissipation openings.

[0008] Preferably, the inner side of the heat dissipation opening is fixedly installed with a dust screen.

[0009] Preferably, the top of the rear cover is fixedly installed with symmetrically distributed protective pads.

[0010] Compared with the prior art, the utility model has the beneficial effects that:

[0011] 1. The cooperation of the first bolt, the rotating shaft, the cam, the connecting piece, the insertion column, the insertion block, the spring, the connecting frame and the insertion opening realizes convenient disassembly and installation of the liquid crystal screen and other components, operation is simple, the difficulty of operation is reduced, the possibility of damage of the liquid crystal screen and the mainboard during assembly and disassembly is reduced, and the utility model is worth promoting.

[0012] 2. The connecting strip is rotated to conveniently drive the rotating shaft to rotate, the rotation of the connecting strip causes the second bolt to be butted with the positioning hole, the second bolt is installed into the positioning hole to conveniently position the spring, the thrust of the spring is prevented from affecting the disassembly operation, and the disassembly stability is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained by those skilled in the art without creative labor on the basis of these drawings.

[0014] Figure 1 It is a structural schematic diagram of the utility model.

[0015] Figure 2 It is a structural split schematic diagram of the utility model.

[0016] Figure 3 It is a structural split schematic diagram of the utility model.

[0017] Figure 4 It is a structural split schematic diagram of the utility model. Figure 3 It is an enlarged schematic diagram of the structure at A in the utility model.

[0018] In the drawing: 1, rear cover;11, liquid crystal screen;12, mainboard;13, connecting frame;14, insertion block;15, insertion opening;16, external frame;17, spring;18, connecting piece;19, insertion column;20, horizontal strip;21, rotating shaft;22, cam;23, first bolt;24, connecting strip;25, second bolt;26, positioning hole;27, anti-glare film;28, heat dissipation opening;29, dust screen;30, protective pad. DETAILED DESCRIPTION

[0019] Clearly and completely describe the technical scheme in the embodiments of the utility model with reference to the drawings in the embodiments of the utility model, obviously, the described embodiment is only a part of the embodiment of the utility model, and is not all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the scope of the utility model protection.

[0020] Embodiment: as Figures 1-4 The utility model provides a technical scheme: a kind of instrument display screen assembly, including back cover 1, the front of back cover 1 is movably installed with liquid crystal screen 11, one end of liquid crystal screen 11 is fixedly connected with mainboard 12, the outside of liquid crystal screen 11 is fixedly connected with connecting frame 13, one end of connecting frame 13 is fixedly installed with the plug block 14 of symmetrical distribution, the front of back cover 1 is equipped with the socket 15 of symmetrical distribution, one end of plug block 14 is slidably inserted in the inside of socket 15, the outside of back cover 1 is fixedly installed with the external rack 16 of symmetrical distribution, the inside of external rack 16 is all fixedly installed with the spring 17 of symmetrical distribution, opposite end of spring 17 is fixedly connected with connecting piece 18, connecting piece 18 is equipped with two, one end of connecting piece 18 is all fixedly connected with the plug post 19 of symmetrical distribution, one end of plug post 19 is slidably inserted in the inside of plug block 14, one end of external rack 16 is all fixedly installed with horizontal strip 20, one end of horizontal strip 20 is rotatably installed with rotation shaft 21, one end of rotation shaft 21 is all fixedly connected with cam 22, the outside of connecting frame 13 is screw-mounted with the first bolt 23 of symmetrical distribution, one end of first bolt 23 is screw-connected with back cover 1.

[0021] One end of rotation shaft 21 away from cam 22 is all fixedly connected with connecting strip 24, one end of connecting strip 24 is all screw-mounted with second bolt 25, and one end of horizontal strip 20 is equipped with the positioning hole 26 corresponding with second bolt 25.

[0022] By adopting the above technical scheme, the rotation of connecting strip 24 is adjusted to facilitate the rotation of rotation shaft 21, so that the rotation of connecting strip 24 makes the second bolt 25 butt joint with the positioning hole 26, and then the second bolt 25 is installed into the positioning hole 26 to facilitate the positioning of the spring 17, prevent the influence of the pushing force of the spring 17 on the disassembly operation, and further improve the disassembly stability.

[0023] The front of liquid crystal screen 11 is provided with an anti-glare film 27.

[0024] By adopting the above technical scheme, the anti-glare film 27 is set to help the liquid crystal screen 11 to prevent glare, prevent the light from affecting the driver to watch the display content on the liquid crystal screen 11, and indirectly improve the safety.

[0025] The back of back cover 1 is provided with equally spaced heat dissipation holes 28.

[0026] By adopting the technical scheme, the heat dissipation port 28 is arranged to facilitate heat dissipation of the mainboard 12.

[0027] The inner side of the heat dissipation port 28 is fixedly installed with a dust screen 29.

[0028] By adopting the technical scheme, the dust screen 29 is arranged to filter air and prevent dust from entering the rear cover 1 to damage the mainboard 12.

[0029] The top of the rear cover 1 is fixedly installed with symmetrically distributed protective pads 30.

[0030] By adopting the technical scheme, the protective pad 30 is arranged to protect the corners of the rear cover 1.

[0031] Working principle: first, when the liquid crystal screen 11 and the mainboard 12 need to be maintained due to failure, the first bolt 23 is disassembled, the rotating shaft 21 is rotated to drive the cam 22 to rotate, the cam 22 is rotated to move the connecting piece 18, the connecting piece 18 is moved to drive the insertion column 19 to separate from the insertion block 14, the spring 17 is in a squeezed state, and then the connecting frame 13 is pulled to pull out the insertion block 14 from the insertion port 15, so that the liquid crystal screen 11 and the mainboard 12 are disassembled and maintained, when installation is needed, the insertion block 14 is inserted into the insertion port 15, the spring 17 is used to push the connecting piece 18 to push the insertion column 19 into the insertion block 14, and then the first bolt 23 is installed, the assembly is completed, the convenient disassembly and installation of the liquid crystal screen 11 and the like components are realized, the operation is simple, the difficulty of operation is reduced, the possibility of damage of the liquid crystal screen 11 and the mainboard 12 during assembly and disassembly is reduced, and the method is worth promoting, during the adjusting process of the rotating shaft 21, the connecting strip 24 is rotated with the rotating shaft 21, so that the rotation of the connecting strip 24 makes the second bolt 25 and the positioning hole 26 abut, the second bolt 25 is installed into the positioning hole 26 to facilitate positioning of the spring 17, the influence of the pushing force of the spring 17 on disassembly operation is prevented, and the disassembly stability is further improved.

[0032] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Therefore, if these modifications and variations of the present application fall within the scope of the claims of the present application and their equivalent technologies, the present application also intends to include these modifications and variations.

Claims

1. An instrument cluster assembly comprising a rear cover (1), characterised in that: The front of the rear cover (1) is movably mounted with a liquid crystal screen (11), one end of the liquid crystal screen (11) is fixedly connected with a mainboard (12), the outer side of the liquid crystal screen (11) is fixedly connected with a connecting frame (13), one end of the connecting frame (13) is fixedly mounted with symmetrically distributed plug blocks (14), the front of the rear cover (1) is provided with symmetrically distributed sockets (15), one end of the plug block (14) is slidably inserted into the inner side of the socket (15), the outer side of the rear cover (1) is fixedly mounted with symmetrically distributed external racks (16), the inner side of the external rack (16) is fixedly mounted with symmetrically distributed springs (17), the opposite end of the spring (17) is fixedly connected with a connecting piece (18), the connecting piece (18) is provided with two, one end of the connecting piece (18) is fixedly connected with symmetrically distributed plug posts (19), one end of the plug post (19) is slidably inserted into the inner side of the plug block (14), one end of the external rack (16) is fixedly mounted with a horizontal bar (20), one end of the horizontal bar (20) is rotatably mounted with a rotating shaft (21), one end of the rotating shaft (21) is fixedly connected with a cam (22), the outer side of the connecting frame (13) is threadedly mounted with symmetrically distributed first bolts (23), one end of the first bolt (23) is threadedly connected with the rear cover (1).

2. An instrument cluster assembly as in claim 1, wherein, The end of the rotating shaft (21) away from the cam (22) is fixedly connected with a connecting strip (24), one end of the connecting strip (24) is threadedly mounted with a second bolt (25), one end of the horizontal bar (20) is provided with a positioning hole (26) corresponding to the second bolt (25).

3. An instrument cluster assembly as in claim 1, wherein, The front of the liquid crystal screen (11) is mounted with an anti-glare film (27).

4. An instrument cluster assembly as in claim 1, wherein, The back of the rear cover (1) is provided with equidistantly distributed heat dissipation openings (28).

5. An instrument cluster assembly as in claim 4, wherein: The inner side of the heat dissipation opening (28) is fixedly mounted with a dust screen (29).

6. An instrument cluster assembly as in claim 1, wherein, The top of the rear cover (1) is fixedly mounted with symmetrically distributed protective pads (30).

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