Antistatic motorcycle instrument screen

Abstract

The anti-static motorcycle instrument screen comprises a glass cover plate, a display screen, an upper cover, a PCB and a rear shell which are sequentially arranged from front to back, the rear shell is covered with the upper cover, a fixing groove used for installing the display screen is formed in the middle of the front side of the upper cover in a concave mode, and a conductive hole is further formed in the groove bottom of the fixing groove; the PCB is installed on the rear side of the upper cover, conductive blocks are arranged on the portions, corresponding to the conductive holes, of the PCB, the tops of the conductive blocks abut against the bottom of the display screen, static conductive pins are arranged on the rear side of the PCB, and receding holes allowing the static conductive pins to penetrate through are formed in the rear shell. And the static electricity conducting pin is connected with a grounding wire of the whole wire harness of the vehicle machine. Static electricity of the display screen can be released to the PCB, and the antistatic performance is improved.

Description

Technical Field

[0001] The invention relates to the technical field of motorcycle accessories, and in particular to an antistatic motorcycle instrument screen. Background Art

[0002] The instrument panel is an important part of the motorcycle, which can display important information such as driving data and vehicle status indication in real time. However, during the use of the instrument panel, static electricity will be generated due to the internal circuit of the display screen, frequent touch of the display screen, charge transfer, and magnetic field interference, which will cause the display to be disordered or the screen to be distorted. Especially in the drier winter season, the air conductivity is poor, and static electricity is more likely to accumulate. Therefore, there is an urgent need for a motorcycle instrument panel with good antistatic performance. Summary of the invention

[0003] The present invention aims to solve the technical problems existing in the prior art, and particularly innovatively proposes an antistatic motorcycle instrument screen, which can release the static electricity of the display screen to the PCB, thereby improving the antistatic performance.

[0004] In order to achieve the above-mentioned purpose, the present invention provides an anti-static motorcycle instrument screen, comprising a glass cover plate, a display screen, an upper cover, a PCB board and a rear shell arranged in sequence from front to rear, the upper cover is covered on the rear shell, a fixing groove for installing the display screen is recessed in the middle of the front side of the upper cover, and a conductive hole is also arranged at the bottom of the fixing groove, the PCB board is installed on the rear side of the upper cover, and a conductive block is arranged at a position corresponding to the conductive hole on the PCB board, the top of the conductive block is against the bottom of the display screen, the rear side of the PCB is provided with an electrostatic conductive pin, and the rear shell is provided with a clearance hole for the electrostatic conductive pin to pass through, and the electrostatic conductive pin is connected to the ground wire of the overall wiring harness of the vehicle machine;

[0005] A display area and an operation area are provided on both sides of the left and right sides of the display screen; the glass cover plate is used to cover the display screen and the display area and the operation area on both sides; display through holes and operation through holes are provided on the upper cover corresponding to the display area and the operation area on both sides, respectively; LED lights are provided on the display areas on the PCB board corresponding to the two sides; operation sensing areas are provided on the PCB board corresponding to the two sides; an elastic conductive structure for realizing touch screen operation is provided between the operation sensing area and the glass cover plate; and the elastic conductive structure is located in the operation through hole.

[0006] In the above solution: the conductive block is conductive foam.

[0007] In the above scheme: there are two conductive holes, which are respectively arranged on the left and right sides, and there are also two conductive blocks, so as to improve the performance of conducting static electricity.

[0008] In the above scheme: the conductive holes on both sides are arranged one above the other, and the arrangement is reasonable, which can expand the range as much as possible and ensure the antistatic effect.

[0009] In the above scheme: the elastic conductive structure is a compression spring with both ends resting on the PCB board and the glass cover plate, and each of the elastic conductive structures is equipped with a mounting tube, which is located in the operating through hole. The elastic conductive structure can be guided by the mounting tube to avoid left and right tilting or bending.

[0010] In the above solution: a wiring hole for electrically connecting the display screen and the PCB board is provided at the bottom of the fixing groove to facilitate the connection.

[0011] In the above scheme: the rear side of the upper cover is provided with a mounting groove for mounting the rear shell, the front side of the rear shell is provided with a clamping ring for clamping in the mounting groove, and a sealing ring is provided in the mounting groove.

[0012] In the above scheme: a photosensitive element is also provided on the PCB board, and a photosensitive through hole is provided on the upper cover corresponding to the photosensitive element, which can detect ambient light and facilitate adjusting the brightness of the display screen according to the brightness of the ambient light.

[0013] In the above scheme: a light-guiding column is arranged on the photosensitive element to improve the photosensitivity.

[0014] In the above scheme: the rear shell is provided with a circle of mounting ears along its circumference for mounting on the motorcycle body, so as to facilitate mounting on the body.

[0015] In summary, the beneficial effects of the present invention are: the static electricity of the display screen can be released to the PCB through the conductive block, and then connected to the overall wiring harness through the static conductive pins on the rear side of the PCB to release the static electricity, improve the anti-electric performance, avoid the situation of screen distortion, and reduce or prevent static electricity from damaging the device. The elastic conductive structure can change the capacitance when the glass cover is touched, thereby realizing touch button operation, with a simple structure and reduced costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the present invention.

[0017] Figure 2 It is a cross-sectional view of the present invention.

[0018] Figure 3 It is an exploded view of the present invention.

[0019] Figure 4 It is a schematic diagram of the upper cover and the rear shell.

[0020] Figure 5 This is a schematic diagram of the PCB board.

[0021] Figure 6 is a cross-sectional view of the display screen. DETAILED DESCRIPTION

[0022] The present invention will be further described below by way of embodiments and in conjunction with the accompanying drawings:

[0023] like Figure 1 to Figure 5 As shown, an antistatic motorcycle instrument screen includes a glass cover plate 1a, a display screen 1, an upper cover 2, a PCB board 5 and a rear shell 3 arranged in sequence from front to back, and the upper cover 2 covers the rear shell 3. The rear side of the upper cover 2 is provided with a mounting groove for mounting the rear shell 3, and the front side of the rear shell 3 is provided with a clamping ring 3b for clamping in the mounting groove, and a sealing ring 2b is provided in the mounting groove. A circle of mounting ears 3a for mounting on the motorcycle body is arranged along its circumference on the rear shell 3, which is convenient for mounting on the body.

[0024] A fixing groove 2a for mounting the display screen 1 is recessed in the middle of the front side of the upper cover 2, and a wiring hole 2d for electrically connecting the display screen 1 to the PCB board 5 is provided at the bottom of the fixing groove 2a, which is convenient for connection. A conductive hole 2c is also provided at the bottom of the fixing groove 2a, wherein there are two conductive holes 2c, which are respectively arranged on the left and right sides, and there are also two conductive blocks, which improves the performance of conducting static electricity. The conductive holes 2c on both sides are arranged one above and one below, which is reasonably arranged, can expand the range as much as possible, and ensure the anti-static effect.

[0025] The PCB board 5 is installed on the rear side of the upper cover 2, and a conductive block is provided on the portion of the PCB board 5 corresponding to the conductive hole 2c, and the top of the conductive block is against the bottom of the display screen 1. The conductive block is a conductive foam with good conductivity and a certain deformation ability, which can ensure stability against the bottom of the display screen 1. The rear side of the PCB5 is provided with an electrostatic conductive pin, and the rear shell 3 is provided with a clearance hole for the electrostatic conductive pin to pass through, which is connected to the ground wire of the overall wiring harness of the vehicle machine through the electrostatic conductive pin.

[0026] The left and right sides of the display screen 1 are provided with a display area and an operation area, and the glass cover plate 1a is used to cover the display screen 1 and the display area and the operation area on both sides. The upper cover 2 is provided with display through holes 2e and operation through holes 2f corresponding to the display area and the operation area on both sides, respectively, and the PCB board 5 is provided with LED lights corresponding to the display area on both sides. The operation area on both sides of the PCB board 5 is provided with an operation sensing area, and an elastic conductive structure 4 for realizing touch screen operation is provided between the operation sensing area and the glass cover plate 1a. The elastic conductive structure 4 is located in the operation through hole 2f.

[0027] The elastic conductive structure 4 is a compression spring with both ends resting against the PCB board 5 and the glass cover plate 1a. Each elastic conductive structure 4 is equipped with a mounting tube 4a, which is located in the operating through hole 2f. The mounting tube 4a can guide the elastic conductive structure 4 to avoid tilting or bending to the left or right.

[0028] A photosensitive element is also provided on the PCB board 5, and a photosensitive through hole is provided on the upper cover 2 corresponding to the photosensitive element, which can detect ambient light and adjust the brightness of the display screen according to the brightness of the ambient light. A light guide column 5a is provided on the photosensitive element to improve the photosensitivity.

[0029] Display screen 1 is as follows Figure 6 The liquid crystal screen shown includes a cover plate 101, an upper polarizer 103, an ITO electrostatic layer 104, an upper glass substrate 105, an upper ITO wiring layer 106, a liquid crystal structure layer, a lower ITO wiring layer 110, a lower glass substrate 111, a lower polarizer 117 and a color filter 112, which are arranged in sequence from top to bottom. Among them, OCA glue is filled between the upper polarizer 103 and the cover plate 101 to form an OCA layer 102.

[0030] One side of the lower ITO wiring layer 110 extends outside the liquid crystal structure layer, and a conductive pin 114 is connected between the ITO electrostatic layer 104 and the lower ITO wiring layer 110. The conductive pin 114 of this embodiment is made of silver paste, which is conductive and can improve the conductive effect, and ensure that the static electricity generated on the surface of the cover plate 101 can be effectively introduced into the FPC 116 as much as possible.

[0031] The lower glass substrate 111 is connected to the PCB of the motorcycle instrument equipment through FPC 116, and static electricity is introduced to the ground terminal of the PCB through FPC 116. Specifically, one side of the lower glass substrate 111 extends outside the lower ITO wiring layer 110, and an IC 115 is arranged on the part of the lower glass substrate 111 outside the lower ITO wiring layer 110 and connected to FPC 116, so as to facilitate the connection of FPC 116 and improve the installation stability of FPC 116.

[0032] The liquid crystal structure layer includes PI alignment layers 107 spaced apart from each other, and a circle of edge glue 113 is arranged around the two layers of PI alignment layers 107, and the edge glue 113 is used to seal the two layers of PI alignment layers 107, so that a cavity is left in the two layers of PI alignment layers 107, and the cavity is filled with liquid crystal and static agent to form a liquid crystal layer 109. The accumulation and discharge of static electricity are effectively reduced, the antistatic performance is further improved, and the stability of the liquid crystal structure layer is guaranteed.

Claims

1. An antistatic motorcycle instrument panel, comprising a glass cover plate (1a), a display screen (1), an upper cover (2), a PCB board (5) and a rear shell (3) arranged in sequence from front to back, wherein the upper cover (2) covers the rear shell (3), and is characterized in that: A fixing groove (2a) for mounting the display screen (1) is recessed in the middle of the front side of the upper cover (2), and a conductive hole (2c) is also provided at the bottom of the fixing groove (2a). The PCB board (5) is mounted on the rear side of the upper cover (2), and a conductive block is provided at a position on the PCB board (5) corresponding to the conductive hole (2c), and the top of the conductive block abuts against the bottom of the display screen (1). An electrostatic conductive pin is provided on the rear side of the PCB (5), and a clearance hole for the electrostatic conductive pin to pass through is provided on the rear shell (3), and the electrostatic conductive pin is connected to the ground wire of the overall wiring harness of the vehicle machine through the ground conductive pin; The display screen (1) is provided with a display area and an operation area on both sides; the glass cover plate (1a) is used to cover the display screen (1) and the display area and the operation area on both sides; the upper cover (2) is provided with display through holes (2e) and operation through holes (2f) corresponding to the display areas and the operation areas on both sides; the PCB (5) is provided with LED lights corresponding to the display areas on both sides; the PCB (5) is provided with operation sensing areas corresponding to the operation areas on both sides; an elastic conductive structure (4) for realizing touch screen operation is provided between the operation sensing area and the glass cover plate (1a); the elastic conductive structure (4) is located in the operation through hole (2f).

2. The antistatic motorcycle instrument panel according to claim 1, characterized in that: The conductive block is conductive foam.

3. The antistatic motorcycle instrument panel according to claim 2, characterized in that: There are two conductive holes (2c), which are respectively arranged on the left and right sides, and there are also two conductive blocks.

4. The antistatic motorcycle instrument panel according to claim 3, characterized in that: The conductive holes (2c) on both sides are arranged one above and one below.

5. The antistatic motorcycle instrument panel according to claim 1, characterized in that: The elastic conductive structure (4) is a compression spring with two ends resting against the PCB board (5) and the glass cover plate (1a), and each of the elastic conductive structures (4) is equipped with a mounting tube (4a), and the mounting tube (4a) is located in the operating through hole (2f).

6. The antistatic motorcycle instrument panel according to claim 1, characterized in that: The bottom of the fixing groove (2a) is provided with a wiring hole (2d) for electrically connecting the display screen (1) and the PCB board (5).

7. The antistatic motorcycle instrument panel according to claim 1, characterized in that: The rear side of the upper cover (2) is provided with a mounting groove for mounting the rear shell (3), the front side of the rear shell (3) is provided with a clamping ring (3b) for clamping in the mounting groove, and a sealing ring (2b) is provided in the mounting groove.

8. The antistatic motorcycle instrument panel according to claim 1, characterized in that: A photosensitive element is also provided on the PCB board (5), and a photosensitive through hole is provided on the upper cover (2) corresponding to the photosensitive element.

9. The antistatic motorcycle instrument panel according to claim 8, characterized in that: A light guide column (5a) is arranged on the photosensitive element.

10. The antistatic motorcycle instrument panel according to claim 1, characterized in that: The rear shell (3) is provided with a circle of mounting ears (3a) along its circumference for mounting on a motorcycle body.

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