CN219029271U

CN219029271U - Intelligent dimming rearview mirror

Info

Publication number: CN219029271U
Application number: CN202223078716.2U
Authority: CN
Inventors: 余德桢; 李风华; 郭才; 郑礼鹏; 秦振锋
Original assignee: Shenzhen Wicue Optoelectronics Co Ltd
Current assignee: Shenzhen Wicue Optoelectronics Co Ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-05-16
Anticipated expiration: 2032-11-17

Abstract

The utility model provides an intelligent dimming rearview mirror which comprises a dimming lens, a mounting shell, a rear shell, a sliding adjusting device, a power supply device and a circuit board, wherein a grid mounting groove is formed in the shell wall of the rear shell, the sliding adjusting device is fixedly arranged in the grid mounting groove, a sliding touch part of the sliding adjusting device is exposed on the surface of the rear shell, the circuit board and the power supply device are fixedly arranged in the rear shell, the power supply device is arranged on the side edge of the circuit board and is electrically connected with the circuit board, the sliding adjusting device is electrically connected with the circuit board, the mounting shell is detachably arranged on the rear shell and covers the circuit board in the rear shell, the dimming lens is fixedly arranged in the mounting shell, and the dimming lens is electrically connected with the circuit board, and the sliding adjusting device can adjust the voltage of the dimming lens by the power supply device so as to adjust the light transmittance of the dimming lens. The utility model can freely adjust the light transmittance of the dimming lens according to the sliding position of the finger, thereby adjusting the intensity of the light reflected into eyes of a driver.

Description

Intelligent dimming rearview mirror

Technical Field

The utility model relates to the technical field of rearview mirrors, in particular to an intelligent dimming rearview mirror.

Background

With the popularization of automobiles, particularly electric automobiles, the running safety is also receiving more and more attention. The rear view mirror has a very important role as a vehicle safety auxiliary device, which can reflect the situation behind the vehicle and expand the visual field of the driver. However, due to the fact that the strong light from the rear vehicle irradiates, the intensity of the light entering the eyes of the driver is too high, and a large potential safety hazard is easily generated due to the glare of the rearview mirror, so that the research of the automatic anti-glare rearview mirror is necessary. The conventional light-adjustable automobile rearview mirror generally uses an electrochromic technology, and when a photosensitive element of the rearview mirror receives light with certain intensity, a driving module outputs voltage with certain intensity, so that an electrochromic medium is subjected to electrochemical reaction to generate color change, and the color change is changed from a transparent state to a dark state, so that the rearview light is adjusted. The automobile rearview mirror capable of manually adjusting the light transmittance in the market at present has only 0N and 0FF states, namely an anti-glare state and a non-anti-glare state, cannot freely adjust the light transmittance, cannot meet different anti-glare requirements under different light intensity environments, and can cause certain potential safety hazard.

Disclosure of Invention

The utility model mainly aims to provide an intelligent dimming rearview mirror, which can adjust the light transmittance of the rearview mirror through a vehicle-mounted system, can also perform stepless adjustment through a sliding adjusting device and meets different anti-dazzle requirements under different light intensity environments.

In order to achieve the above purpose, the present utility model is realized by the following technical scheme:

the utility model provides an intelligent dimming rearview mirror which comprises a dimming lens, a mounting shell, a rear shell, a sliding adjusting device, a power supply device and a circuit board, wherein a grid mounting groove is formed in the shell wall of the rear shell, the sliding adjusting device is fixedly arranged in the grid mounting groove, a sliding touch part of the sliding adjusting device can be exposed on the surface of the rear shell through the grid mounting groove, the circuit board and the power supply device are fixedly arranged in the rear shell, the power supply device is arranged on the side edge of the circuit board and is electrically connected with the circuit board, the sliding adjusting device is electrically connected with the circuit board, the mounting shell is detachably arranged on the rear shell and covers the circuit board in the rear shell, the dimming lens is fixedly arranged in the mounting shell, and the dimming lens is electrically connected with the circuit board, and the sliding adjusting device can adjust the voltage of the power supply device to the dimming lens, so that the light transmittance of the dimming lens is adjusted.

Further, the sliding adjusting device comprises a touch control component, a sliding position detecting circuit, a touch module, a communication module, a control unit and a driving circuit, wherein the touch module can detect the sliding position of a finger on the touch control component through the sliding position detecting circuit, the communication module sends a control instruction sent out by the touch module to the control unit, and the control unit outputs a corresponding PWM duty ratio according to the control instruction so as to drive the driving circuit to drive the dimming lens according to the voltage corresponding to the output.

Further, the dimming lens is a liquid crystal dimming sheet, and the used liquid crystal material is one of GH, TN, STN, VA, ECB.

Further, the circuit board is provided with a front sensor and a rear sensor, and the front sensor and the rear sensor are respectively arranged in front of and behind the circuit board.

Further, the intelligent dimming rearview mirror further comprises a base, wherein the base is movably connected with the rear shell, and the rear shell can rotate and move relative to the base.

Further, the intelligent dimming rearview mirror further comprises a data connecting wire, and the data connecting wire is electrically connected with the circuit board.

Further, pad cotton is arranged on the installation shell and is flatly paved between the dimming lens and the installation shell.

Further, the intelligent dimming rearview mirror further comprises a cover plate and a protective sleeve, wherein the cover plate is fixed right in front of the dimming lens in a fitting mode, and the protective sleeve is sleeved on the periphery of the installation shell.

The utility model has the beneficial effects that:

the intelligent dimming rearview mirror provided by the utility model is provided with the sliding adjusting device on the rear shell, and the light transmittance of the dimming lens is adjusted according to the sliding position of the finger, so that the light transmittance of the dimming lens can be manually adjusted to be suitable for the light transmittance in the current light intensity environment, and the anti-dazzle requirement in the current light intensity environment is met. The built-in power supply device can supply power for the dimming lens, and when the automobile does not supply power for the rearview mirror, the dimming function of the rearview mirror can be normally used, and dimming operation can be completed through the sliding adjusting device.

Drawings

FIG. 1 is an exploded view of the smart dimming rearview mirror of the present utility model;

fig. 2 is a schematic structural view of the intelligent dimming rearview mirror of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1 and 2, the present utility model proposes a smart dimming rearview mirror, which includes a dimming lens 12, a mounting case 13, a rear case 15, a sliding adjustment device 18, a power supply device 19, and a circuit board 20, wherein a grid mounting groove 16 is provided on a wall of the rear case 15, the sliding adjustment device 18 is fixedly mounted in the grid mounting groove 16, a sliding touch portion of the sliding adjustment device 18 can be exposed on a surface of the rear case 15 through the grid mounting groove 16, the grid mounting groove 16 is provided with a plurality of grids, each grid can divide the sliding touch portion into a sliding touch area, so that a driver can touch the sliding touch portion through the grids conveniently, and the driver can feel more when adjusting the sliding. The circuit board 20 and the power supply device 19 are fixedly installed in the rear shell 15, the power supply device 19 is arranged on the side edge of the circuit board 20 and is electrically connected with the circuit board 20, the sliding adjusting device 18 is electrically connected with the circuit board 20, the installation shell 13 is detachably installed on the rear shell 15 and covers the circuit board 20 in the rear shell 15, the dimming lens 12 is fixedly installed in the installation shell 13, the dimming lens 12 is electrically connected with the circuit board 20, and the sliding adjusting device 18 can adjust the voltage of the dimming lens 12 given by the power supply device 19, so that the light transmittance of the dimming lens 12 is adjusted. The dimming lens 12 is a liquid crystal dimming sheet, and the liquid crystal material used is one of GH, TN, STN, VA, ECB, and in this embodiment, a GH liquid crystal material is preferably used. The dimming lens 12 is a sheet lens formed by combining a total reflection mirror film and a liquid crystal dimming film, and the liquid crystal dimming film can enable the dimming lens 12 to have a dimming function, so that the dimming range of the liquid crystal dimming film made of GH liquid crystal material is enlarged.

Further, the sliding adjustment device 18 includes a touch component, a sliding position detection circuit, a touch module, a communication module, a control unit, and a driving circuit, where the touch component is a touch sliding portion of the sliding adjustment device 18, and the touch component, the sliding position detection circuit, the touch module, the communication module, the control unit, and the driving circuit are all commonly known components and circuits and can be directly taken and used, which is not repeated herein. The touch module can detect the sliding position of the finger on the touch control component through the sliding position detection circuit, the communication module sends a control instruction sent out by the touch module to the control unit, and the control unit outputs a corresponding PWM duty ratio according to the control instruction so as to drive the driving circuit to drive the dimming lens 12 according to the voltage corresponding to the output.

Further, the circuit board 20 is provided with a front sensor 21 and a rear sensor 22, and the front sensor 21 and the rear sensor 22 are respectively disposed in front of and behind the circuit board 20.

In this embodiment, the front sensor 21 and the rear sensor 22 are both light intensity sensors for sensing the light intensity of the rear view mirror. The front and rear directions of the circuit board 20 are consistent with the front and rear directions of the smart dimming rearview mirror, and the side of the rearview mirror facing the driver is the front of the rearview mirror. The rear sensor 22 may penetrate out to the outer surface of the rear case 15 to sense the rear ambient light intensity, and the front sensor 21 may penetrate out to the surface of the mounting case 13 to sense the front ambient light intensity. Ambient light intensity can be sensed through the front and rear photo sensors, and then the dimming rate of the dimming lens 12 is automatically adjusted through the car system.

Further, the smart dimming rearview mirror further comprises a base 17, the base 17 is movably connected with the rear shell 15, and the rear shell 15 can rotate and move relative to the base 17. The smart dimming rearview mirror further comprises a data connection line 23, and the data connection line 23 is electrically connected with the circuit board 20. The mounting shell 13 is provided with pad cotton 14, and the pad cotton 14 is flatly paved between the dimming lens 12 and the mounting shell 13. The intelligent dimming rearview mirror further comprises a cover plate 11 and a protective sleeve 10, wherein the cover plate 11 is fixedly attached to the right front side of the dimming lens 12, and the protective sleeve 10 is sleeved on the periphery of the mounting shell 13.

In this embodiment, the base 17 is of a universal head type, which can make the rotation range of the rearview mirror larger, and is suitable for various angle adjustments. The protective sleeve 10 can well protect the cover plate 11 and the dimming lens 12, so that the cover plate 11 and the dimming lens 12 cannot be easily separated from the mounting case 13. The pad cotton 14 plays a role of shock absorption and buffering for the dimming lens 12. The data link 23 is connected to a car system by which the light transmittance of the dimming lens 12 can be controlled. The power supply device 19 is a rechargeable battery, and can charge the power supply device 19 when the data connection line 23 is connected to the automobile system, and the power supply device 19 can supply power to the rearview mirror when the automobile system does not supply power to the rearview mirror.

It should be noted that the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the embodiments, and when the technical solutions are contradictory or cannot be implemented, those skilled in the art should consider that the technical solutions are not combined, and are not within the scope of protection claimed by the present utility model.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the present utility model and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the present utility model.

Claims

1. The utility model provides a rear-view mirror is adjusted luminance to intelligence, its characterized in that, the rear-view mirror is adjusted luminance to intelligence includes the lens of adjusting luminance, installation shell, backshell, slip adjusting device, power supply unit, circuit board be provided with the check mounting groove on the shell wall of backshell, slip adjusting device fixed mounting is in the check mounting groove, through the check mounting groove can make slip touch part of slip adjusting device exposes on the surface of backshell, the circuit board with power supply unit fixed mounting is in the backshell, power supply unit sets up the side of circuit board and with the circuit board electricity is connected, slip adjusting device with the circuit board electricity is connected, installation shell detachably installs on the backshell and with the circuit board covers in the backshell, the lens of adjusting luminance fixed mounting is in the installation shell, the lens of adjusting luminance with the circuit board electricity is connected, slip adjusting device can adjust for the power supply unit adjusts the size of the voltage of lens of adjusting luminance, thereby adjusts the luminousness of lens.

2. The intelligent dimming rearview mirror according to claim 1, wherein the sliding adjustment device comprises a touch control component, a sliding position detection circuit, a touch module, a communication module, a control unit and a driving circuit, the touch module can detect the sliding position of a finger on the touch control component through the sliding position detection circuit, the communication module sends a control instruction sent by the touch module to the control unit, and the control unit outputs a corresponding PWM duty cycle according to the control instruction so as to drive the driving circuit to drive the dimming lens according to the output corresponding voltage.

3. The smart dimming rearview mirror according to claim 1, wherein the dimming lens is a liquid crystal dimming sheet, and the liquid crystal material is one of GH, TN, STN, VA, ECB.

4. The intelligent dimming rearview mirror according to claim 1, wherein a front sensor and a rear sensor are arranged on the circuit board, and the front sensor and the rear sensor are respectively arranged in front of and behind the circuit board.

5. The smart dimming rearview mirror of claim 1, further comprising a base movably connected to the rear housing, the rear housing being rotatably movable relative to the base.

6. The smart dimming rearview mirror of claim 1, further comprising a data connection line electrically connected to the circuit board.

7. The intelligent dimming rearview mirror according to claim 1, wherein a pad cotton is arranged on the mounting shell, and the pad cotton is tiled between the dimming lens and the mounting shell.

8. The intelligent dimming rearview mirror according to claim 1, further comprising a cover plate and a protective sleeve, wherein the cover plate is fixed in front of the dimming lens in a fitting manner, and the protective sleeve is sleeved on the periphery of the mounting shell.