Liquid crystal instrument capable of preventing light reflection

Abstract

The utility model discloses a liquid crystal instrument capable of preventing light reflection, which belongs to the technical field of automobile instruments and comprises a liquid crystal instrument body and an installation seat, a light sensing mechanism is arranged on the upper half portion of the front face of the liquid crystal instrument body, the top of the installation seat is open, and the liquid crystal instrument body is arranged on the top of the installation seat through a limiting mechanism. The bottom of the mounting base is fixedly connected with a fixing frame through bolts, the bottom of the fixing frame is open, the fixing frame communicates with the mounting base through a through groove, and an adjusting mechanism is arranged in an inner cavity of the fixing frame. The driving gear, the driven gear and the first rotating shaft are sequentially driven by the motor to rotate, so that the angle of the liquid crystal instrument body is adjusted, reflection and glare can be reduced to the maximum extent, and different from belt transmission in the prior art, high precision and accuracy are achieved through meshing transmission of the driving gear and the driven gear.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile instruments, in particular to a liquid crystal instrument capable of preventing reflection. Background Art

[0002] Car LCD instrument refers to the LCD screen used to display vehicle-related information in the car cockpit. It is usually located on the dashboard in front of the driver to replace the traditional mechanical dashboard, providing richer information display and personalized settings. Car LCD instrument adopts LCD display technology to display various information required by the driver through the LCD screen, such as vehicle speed, speed, fuel level, water temperature, navigation instructions, vehicle warnings, etc. It can also display other functions, such as audio system information, mobile phone connection status and driving assistance functions.

[0003] After searching, in the prior art, Chinese patent application number: CN202022092160.7 discloses an anti-reflective electric vehicle dashboard. The utility model, through the use of an adjustment ring, a support plate, a gear, a rack, a servo motor, a light sensor and a controller, can control the rotation of the support plate through the adjustment ring, so as to facilitate the adjustment of the angle of the dashboard, thereby changing the angle of light exposure and reducing the reflection phenomenon.

[0004] However, the device still has the following defects: the applicant believes that the above-mentioned device realizes the angle adjustment of the instrument panel through the transmission of a passive pulley, an active pulley and a belt, but the belt material is relatively soft, easy to deform and wear, and has poor stability when used in a car that is prone to vibration. At the same time, the surface of components such as the mounting plate is smooth and has a high gloss, which is prone to reflection and glare.

[0005] Therefore, those skilled in the art provide a liquid crystal instrument that prevents reflection to solve the problems mentioned in the above-mentioned prior art. Utility Model Content

[0006] In order to solve the above problems, the utility model provides a liquid crystal instrument which can prevent reflection.

[0007] The utility model is realized through the following technical solutions:

[0008] A liquid crystal instrument for preventing reflection comprises a liquid crystal instrument body and a mounting seat, wherein a photosensitive mechanism is arranged on the upper half of the front side of the liquid crystal instrument body, the top of the mounting seat is open, the liquid crystal instrument body is arranged on the top of the mounting seat through a limiting mechanism, the bottom of the mounting seat is fixedly connected with a fixing frame through bolts, the bottom of the fixing frame is open, the fixing frame and the mounting seat are connected through a through groove, an inner cavity of the fixing frame is provided with an adjustment mechanism, the adjustment mechanism comprises a motor fixedly assembled on the inner wall of the fixing frame, the output shaft of the motor is fixedly connected with a rotating shaft through a coupling, a driving gear is connected with a flat key on one side of the rotating shaft, a driven gear is meshed with the top of the driving gear, the driven gear is arranged on the surface of the limiting mechanism, and a protective mechanism is arranged on the surface of the mounting seat.

[0009] Preferably, the limiting mechanism includes a first rotating shaft and a second rotating shaft fixedly mounted on both sides of the LCD instrument body, the first rotating shaft flat key is connected to the inner cavity of the driven gear, and the first rotating shaft and the second rotating shaft are both rotatably connected to the inner wall of the mounting seat through bearings.

[0010] Preferably, the protection mechanism comprises an anti-reflective coating coated on the surface of the mounting seat, and the material of the anti-reflective coating is acrylic resin.

[0011] Preferably, the photosensitive mechanism includes a light sensor fixedly mounted on the upper front half of the LCD instrument body, and a PLC controller is fixedly mounted on the top of the mounting seat. The PLC controller is electrically connected to the light sensor and the motor through wires.

[0012] Preferably, a protective film is bonded to the lower half of the front surface of the liquid crystal instrument body, and the material of the protective film is polycarbonate.

[0013] Preferably, the upper half of one side of the liquid crystal instrument body is fixedly connected with a sliding block by bolts, and the inner wall of the mounting seat is provided with a sliding groove used in conjunction with the sliding block.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model adopts the structural design of the motor, the driving gear, the driven gear and the first rotating shaft. The motor sequentially drives the driving gear, the driven gear and the first rotating shaft to rotate, so that the angle of the liquid crystal instrument body can be adjusted, thereby minimizing reflection and glare. Different from the belt drive in the prior art, the meshing transmission of the driving gear and the driven gear has higher precision and accuracy, and has a longer service life and higher durability.

[0016] 2. The utility model adopts the structural design of the anti-reflective coating, and the anti-reflective coating is applied to the surface of the mounting seat, which can effectively reduce the reflected light on the mounting seat and reduce the visual interference to the driver. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the structure of the adjusting mechanism and the limiting mechanism of the utility model;

[0019] Figure 3 It is a schematic diagram of the cross-sectional structure of the mounting seat and the fixing frame of the utility model;

[0020] Figure 4 It is a schematic diagram of the back structure of the utility model;

[0021] Figure 5 It is a schematic diagram of the enlarged structure of area A of the present utility model.

[0022] In the figure: 1. LCD instrument body; 2. Mounting seat; 3. Fixed frame; 4. Through slot; 5. Motor; 6. Driving gear; 7. Driven gear; 8. First rotating shaft; 9. Second rotating shaft; 10. Light sensor; 11. PLC controller; 12. Protective film; 13. Slider; 14. Slide slot. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figures 1 to 5 , the utility model provides embodiments:

[0025] The embodiment of the present application discloses a liquid crystal instrument for preventing reflection, comprising a liquid crystal instrument body 1 and a mounting seat 2, wherein a photosensitive mechanism is arranged on the upper half of the front side of the liquid crystal instrument body 1, the top of the mounting seat 2 is open, the liquid crystal instrument body 1 is arranged on the top of the mounting seat 2 through a limiting mechanism, the bottom of the mounting seat 2 is fixedly connected with a fixing frame 3 by bolts, the bottom of the fixing frame 3 is open, the fixing frame 3 and the mounting seat 2 are connected through a through groove 4, the inner cavity of the fixing frame 3 is provided with an adjustment mechanism, the adjustment mechanism comprises a motor 5 fixedly assembled on the inner wall of the fixing frame 3, the output shaft of the motor 5 is fixedly connected with a rotating shaft through a coupling, a driving gear 6 is connected with a flat key on one side of the rotating shaft, a driven gear 7 is meshed with the top of the driving gear 6, the driven gear 7 is arranged on the surface of the limiting mechanism, and a protective mechanism is arranged on the surface of the mounting seat 2.

[0026] As a technical optimization scheme of the utility model, the meshing of the driving gear 6 and the driven gear 7 can enable the motor 5 to drive the LCD instrument body 1 to adjust the angle, thereby achieving the purpose of reducing reflection and glare, and the meshing transmission has higher precision and accuracy, because they transmit power through the meshing of gears, the shape and size of the gears can be precisely controlled, which makes the gear transmission more suitable for applications requiring precise transmission ratios and positions. Therefore, compared with the belt drive in the prior art, the meshing transmission is more suitable for the use environment in the car.

[0027] The limiting mechanism includes a first rotating shaft 8 and a second rotating shaft 9 fixedly mounted on both sides of the LCD instrument body 1. The first rotating shaft 8 is flatly keyed to the inner cavity of the driven gear 7. The first rotating shaft 8 and the second rotating shaft 9 are both rotatably connected to the inner wall of the mounting base 2 through bearings.

[0028] As a technical optimization solution of the utility model, the LCD instrument body 1 can be limited by the cooperation of the first rotating shaft 8 and the second rotating shaft 9. When the angle of the LCD instrument body 1 is adjusted, it will swing around the first rotating shaft 8 and the second rotating shaft 9.

[0029] The protection mechanism includes an anti-reflective coating coated on the surface of the mounting seat 2, and the material of the anti-reflective coating is acrylic resin.

[0030] As a technical optimization solution of the utility model, acrylic resin has good weather resistance and UV resistance, and can effectively reduce the reflected light of sunlight.

[0031] The photosensitive mechanism includes a light sensor 10 fixedly mounted on the upper front half of the LCD instrument body 1, and a PLC controller 11 fixedly mounted on the top of the mounting base 2. The PLC controller 11 is electrically connected to the light sensor 10 and the motor 5 through wires.

[0032] As a technical optimization solution of the utility model, when the light sensor 10 detects sunlight, the motor 5 can be driven by the PLC controller 11 to rotate the liquid crystal instrument body 1, thereby improving direct sunlight.

[0033] A protective film 12 is bonded to the lower half of the front surface of the liquid crystal instrument body 1 , and the material of the protective film 12 is polycarbonate.

[0034] As a technical optimization solution of the utility model, the polycarbonate film has high transparency and excellent weather resistance, can effectively reduce the reflected light on the liquid crystal instrument body 1, and provide protection.

[0035] The upper half of one side of the liquid crystal instrument body 1 is fixedly connected with a slider 13 by bolts, and the inner wall of the mounting seat 2 is provided with a slide groove 14 used in conjunction with the slider 13 .

[0036] As a technical optimization solution of the present invention, the cooperation between the slider 13 and the slide groove 14 can limit and support the liquid crystal instrument body 1, thereby increasing its stability during rotation.

[0037] Working principle: When the light sensor 10 detects sunlight, the motor 5 can be driven by the PLC controller 11, thereby driving the driving gear 6, the driven gear 7, the first rotating shaft 8 and the LCD instrument body 1 to rotate and adjust the angle in turn, thereby avoiding direct sunlight, effectively reducing reflection and glare, and the gear meshing transmission has high stability, which is conducive to use in scenes prone to shaking such as in the car. At the same time, the structural design of the protective film 12 and the anti-reflective coating can effectively reduce reflected light and reduce the interference of reflected light on the driver's line of sight.

[0038] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0039] In summary, the above are only preferred embodiments of the present invention and are not intended to limit the scope of implementation of the present invention. All equivalent changes and modifications to the shapes, structures, features and spirits described in the claims of the present invention should be included in the claims of the present invention.

Claims

1. A liquid crystal instrument for preventing reflection, comprising a liquid crystal instrument body (1) and a mounting seat (2), characterized in that: The upper half of the front side of the liquid crystal instrument body (1) is provided with a photosensitive mechanism, the top of the mounting seat (2) is open, the liquid crystal instrument body (1) is arranged on the top of the mounting seat (2) through a limiting mechanism, the bottom of the mounting seat (2) is fixedly connected with a fixing frame (3) by bolts, the bottom of the fixing frame (3) is open, the fixing frame (3) and the mounting seat (2) are connected through a through groove (4), the inner cavity of the fixing frame (3) is provided with an adjustment mechanism, the adjustment mechanism comprises a motor (5) fixedly assembled on the inner wall of the fixing frame (3), the output shaft of the motor (5) is fixedly connected with a rotating shaft through a coupling, one side of the rotating shaft is connected with a driving gear (6) by a flat key, the top of the driving gear (6) is meshed with a driven gear (7), the driven gear (7) is arranged on the surface of the limiting mechanism, and the surface of the mounting seat (2) is provided with a protective mechanism.

2. The anti-reflection liquid crystal instrument according to claim 1, characterized in that: The limiting mechanism comprises a first rotating shaft (8) and a second rotating shaft (9) fixedly mounted on both sides of the liquid crystal instrument body (1); the first rotating shaft (8) is connected to the inner cavity of the driven gear (7) by a flat key; and the first rotating shaft (8) and the second rotating shaft (9) are both rotatably connected to the inner wall of the mounting seat (2) via bearings.

3. The anti-reflection liquid crystal instrument according to claim 1, characterized in that: The protection mechanism comprises an anti-reflective coating coated on the surface of the mounting seat (2), and the material of the anti-reflective coating is acrylic resin.

4. The anti-reflection liquid crystal instrument according to claim 1, characterized in that: The light sensing mechanism comprises a light sensor (10) fixedly mounted on the upper front half of the liquid crystal instrument body (1), a PLC controller (11) fixedly mounted on the top of the mounting seat (2), and the PLC controller (11) is electrically connected to the light sensor (10) and the motor (5) respectively through wires.

5. The anti-reflection liquid crystal instrument according to claim 1, characterized in that: A protective film (12) is bonded to the lower half of the front surface of the liquid crystal instrument body (1), and the material of the protective film (12) is polycarbonate.

6. The anti-reflection liquid crystal instrument according to claim 2, characterized in that: The upper half of one side of the liquid crystal instrument body (1) is fixedly connected to a slider (13) by means of bolts, and the inner wall of the mounting seat (2) is provided with a slide groove (14) used in conjunction with the slider (13).

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