CN213213624U - Vehicle-mounted camera and front cover thereof - Google Patents
Vehicle-mounted camera and front cover thereof Download PDFInfo
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- CN213213624U CN213213624U CN202022360870.3U CN202022360870U CN213213624U CN 213213624 U CN213213624 U CN 213213624U CN 202022360870 U CN202022360870 U CN 202022360870U CN 213213624 U CN213213624 U CN 213213624U
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- cover
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- infrared light
- front cover
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Abstract
The embodiment of the utility model provides an on-vehicle camera and protecgulum thereof, the protecgulum includes that the middle part sets up the apron in the hole of making a video recording that supplies the camera lens to expose, assemble in the apron openly make a video recording infrared light filling module around the hole, surround the shading cotton in the infrared light filling module outside and cover the light-passing board in the apron openly side, the cotton top butt light-passing board internal surface of shading, the apron is formed with the pit of the sunken formation of the front to the back direction of self-cover board around making a video recording the hole, infrared light filling module and the cotton equal holding of shading are in the pit, the apron openly still has laid the hole of making a video recording and the spaced sealing material layer of pit in the region around the hole of making a video. In the embodiment, the pits are arranged to prevent infrared light emitted by the infrared light supplementing module from being reflected to the lens; the volatile oily material of shading cotton is limited outside the camera hole through the sealing material layer, the shading cotton can be effectively utilized to shade the infrared light supplementing module, and the effect of camera imaging caused by volatilization of the shading cotton is avoided.
Description
Technical Field
The embodiment of the utility model provides a relate to on-vehicle camera technical field, especially relate to an on-vehicle camera and protecgulum thereof.
Background
In order to enable the vehicle-mounted camera to still effectively acquire video images in an environment with poor illumination, an infrared light supplement module is generally mounted on a front cover of the vehicle-mounted camera so as to provide a supplementary illumination light source when ambient light is insufficient; in addition, for the lens of protection vehicle camera, the light-passing board still covers in the camera lens outside of vehicle camera usually, however, when infrared light filling module during operation, the infrared light that infrared light filling module sent can pass through the light-passing board and reflect to the camera lens, forms the parasitic light and has influenced vehicle camera's image quality.
For the infrared reflection camera lens that prevents infrared light filling module and send, current on-vehicle camera adopts the trompil to supply the camera lens to expose on the light-passing board usually, surround infrared light filling module outside and set up means such as shading cotton or surround the camera lens outside and set up shading support, wherein, when setting up the shading cotton outside infrared light filling module, because infrared light filling module is nearer usually from the camera lens, and the shading cotton can produce some oily materials that easily volatilize under high temperature at the manufacturing process, consequently, when ambient temperature changes or on-vehicle camera work leads to the camera lens ambient temperature to rise, oily material that the shading cotton volatilizees the production is attached to the camera lens surface easily, influence camera lens formation of image effect.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a technical problem who solves provides a protecgulum of on-vehicle camera, can effectively utilize the shading cotton to carry out the shading to avoid the shading cotton to volatilize and influence camera formation of image effect.
The embodiment of the utility model provides a technical problem who further solves provides an on-vehicle camera, can effectively utilize the shading cotton to carry out the shading to avoid the shading cotton to volatilize and influence camera formation of image effect.
In order to solve the technical problem, an embodiment of the utility model provides a following technical scheme: the front cover of the vehicle-mounted camera comprises a cover plate, an infrared light supplementing module, light shading cotton and a light transmission plate, wherein the middle of the cover plate is provided with a camera shooting hole for exposing a lens, the infrared light supplementing module is assembled on the front side of the cover plate and around the camera shooting hole, the light shading cotton surrounds the outer side of the infrared light supplementing module, the light transmission plate covers the front side of the cover plate, the top end of the light shading cotton is abutted to the inner surface of the light transmission plate, at least one pit formed by sinking the front side of the cover plate to the back side is formed on the periphery of the camera shooting hole through the cover plate, the infrared light supplementing module and the light shading cotton are contained in the pit, a sealing material layer for separating the camera shooting hole from the pit is laid on the front side of the cover plate.
Furthermore, a limit ring edge protruding from the front surface is formed at the periphery of the front surface of the cover plate, the shape and size of the limit ring edge formed by surrounding are matched with those of the light-transmitting plate, and the light-transmitting plate is assembled in the limit ring edge.
Furthermore, a side baffle which is formed by protruding outwards and is in a closed ring shape and is vertical to the back surface and used for being butted with a rear cover of the vehicle-mounted camera is formed at the periphery of the back surface of the cover plate.
Further, the sealing material layer is applied to the front surface of the cover plate in the area surrounding each pit.
Further, the sealing material layers respectively laid around the area of the camera hole and the area of each pit are connected into a whole and are punched by the sealing material sheet.
Furthermore, the sealing material layer is a double-sided adhesive tape, and the two opposite side surfaces of the sealing material layer are respectively adhered to the front surface of the cover plate and the inner surface of the light-transmitting plate.
Further, the double-sided adhesive tape is opaque.
Furthermore, the infrared light supplementing module comprises a PCB and an infrared LED light source assembled on the PCB, and the shading cotton is arranged on the outer side of the infrared LED light source in a surrounding mode.
Furthermore, the cover plate is provided with a pit on each of two opposite sides of the camera hole, and each pit is provided with one infrared light supplement module and one shading cotton.
On the other hand, in order to solve the above technical problem, the embodiment of the utility model provides a following technical scheme: a vehicle-mounted camera comprises a front cover, a lens assembled on the front cover, a circuit board assembled in the front cover, a photosensitive chip arranged on the circuit board and a rear cover assembled at the tail end of the front cover, wherein the front cover is any one of the front covers.
After the technical scheme is adopted, the embodiment of the utility model provides an at least, following beneficial effect has: the embodiment of the utility model provides a through set up the pit around the hole of making a video recording on the apron, the camera lens exposes from the hole of making a video recording, and infrared light filling module and shading cotton all hold in the pit, rationally utilize the lateral wall of pit and shading cotton to realize the shading to infrared light filling module, avoided the infrared light reflection that infrared light filling module sent to the lens; in addition, the sealing material layer laid on the front face of the cover plate effectively separates the camera shooting hole from the pit, and can prevent the shading cotton from entering the camera shooting hole through an assembly gap between the cover plate and the inner surface of the light-transmitting plate due to oily materials generated by high-temperature volatilization, so that the aims of effectively utilizing the shading cotton to reasonably shade the infrared light supplementing module and avoiding the shading cotton from volatilizing to influence the imaging effect of the camera are fulfilled.
Drawings
Fig. 1 is a schematic view of a disassembled state of an optional embodiment of a front cover of the vehicle-mounted camera.
Fig. 2 is a schematic view of a combination state of an optional embodiment of the front cover of the vehicle-mounted camera.
Fig. 3 is a schematic view of a cross-sectional structure along the length central axis of an optional embodiment of the vehicle-mounted camera of the present invention.
Detailed Description
The present application will now be described in further detail with reference to the accompanying drawings and specific examples. It is to be understood that the following illustrative embodiments and description are only intended to illustrate the present invention, and are not intended to limit the present invention, and features in the embodiments and examples may be combined with each other in the present application without conflict.
As shown in fig. 1-3, an optional embodiment of the present invention provides a front cover 1 of a vehicle-mounted camera, including a cover plate 10 having a camera hole 101 at a middle portion thereof for exposing a lens 3, an infrared light supplement module 12 assembled on a front surface 100 of the cover plate 10 around the camera hole 101, a light shielding cotton 14 surrounding the infrared light supplement module 12, and a transparent plate 16 covering a front surface side of the cover plate 10, wherein a top end of the light shielding cotton 14 abuts against an inner surface of the transparent plate 16, the cover plate 10 forms at least one recess 103 recessed from the front surface 100 of the cover plate 10 to a back surface direction around the camera hole 101, the infrared light supplement module 12 and the light shielding cotton 14 are both accommodated in the recess 103, the front surface 100 of the cover plate 10 is further provided with a sealing material layer 18 separating the camera hole 101 from the recess 103 at least in a region around the camera hole 101, the light-transmitting plate 16 is crimped onto the layer of sealing material 18.
The embodiment of the utility model provides a through set up pit 103 around the hole 101 of making a video recording on apron 10, camera lens 3 exposes from the hole 101 of making a video recording, and infrared light filling module 12 and shading cotton 14 all hold in pit 103, rationally utilize the lateral wall of pit 103 and shading cotton 14 to realize the shading to infrared light filling module 12, avoided the infrared light reflection that infrared light filling module 12 sent to the camera lens 3; in addition, the sealing material layer 18 laid on the front surface 100 of the cover plate 10 effectively separates the camera hole 101 from the pit 103, so that the light shielding cotton 14 can be prevented from entering the camera hole 101 through an assembly gap between the cover plate 10 and the inner surface of the light transmitting plate 16 due to oily materials generated by high-temperature volatilization, and therefore the purposes that the infrared light supplementing module 12 is effectively shielded by the light shielding cotton 14 and the imaging effect of the camera is influenced by the volatilization of the light shielding cotton 14 are achieved.
In another optional embodiment of the present invention, a limit ring 105 protruding from the front surface 100 is further formed at the periphery of the front surface 100 of the cover plate 10, the limit ring 105 is adapted to the shape and size of the light-transmitting plate 16 around the shape and size of the front surface 100, and the light-transmitting plate 16 is assembled in the limit ring 105. The installation and the location of light-transmitting plate 16 are also facilitated by the limiting ring edge 105.
In another alternative embodiment of the present invention, a side baffle 107 is formed at the periphery of the back surface of the cover plate 10, and the side baffle is formed perpendicular to the back surface and protrudes outward to form a closed loop shape for being abutted with the rear cover 5 of the vehicle-mounted camera. This embodiment is still through setting up side shield 107, makes things convenient for apron 10 and the rear cover 5 assembled fitting of on-vehicle camera, can effectively improve assembly efficiency.
In another alternative embodiment of the present invention, the front surface 100 of the cover plate 10 is further provided with the sealing material layer 18 in the area surrounding each of the recesses 103. In this embodiment, the sealing material layer 18 is applied to the area surrounding each of the concave pits 103, so that the oily substances generated by the light-shielding cotton 14 can be effectively confined in the concave pits 103.
In yet another alternative embodiment of the present invention, the sealing material layers respectively laid around the area of the camera hole 101 and the area of each of the pits 103 are connected into a whole and punched out from a sealing material sheet. This embodiment adopts above-mentioned mode integrated into one piece sealing material layer, and assembly process is simpler, assembles convenience more.
In another alternative embodiment of the present invention, the sealing material layer 18 is a double-sided adhesive tape with opposite side surfaces respectively adhered to the front surface 100 of the cover plate 10 and the inner surface of the light-transmitting plate 16. The sealing material layer 18 of this embodiment is made of a double-sided adhesive tape, and the double-sided adhesive tape is directly bonded to the front surface 100 of the cover plate 10 and the inner surface of the light-transmitting plate 16, so that the sealing isolation can be realized, the structure is simple, and the installation is convenient.
In another optional embodiment of the present invention, the double-sided adhesive tape 18 is a light-tight double-sided adhesive tape. The double-sided adhesive tape 18 of this embodiment is a light-tight double-sided adhesive tape, which can effectively shield part of the light of the infrared light supplement module 12 from being emitted to the camera hole 101 through the gap between the front surface 100 of the cover plate 10 and the inner surface of the transparent plate 16 due to the assembly error.
In the present invention, in another optional embodiment, the infrared light supplement module 12 includes a PCB 121 and an infrared LED light source 123 assembled on the PCB 121, and the shading cotton 14 is disposed around the outside of the infrared LED light source 123. The infrared light supplement module 12 of the embodiment adopts the PCB board 121 and the infrared LED light source 123, and has a simple structure, and can effectively supplement light.
In another optional embodiment of the present invention, the cover plate 10 is provided with one concave pit 103 on each of two opposite sides of the camera hole 101, and one infrared light supplement module 12 and one light shielding cotton 14 are provided in each concave pit 103. This embodiment all corresponds at the both sides limit of making a video recording hole 101 and sets up infrared light filling module 12 and shading cotton 14, and both sides can carry out the light filling to the camera lens 3 of equipment in making a video recording hole 101 simultaneously, and the light filling effect is better.
On the other hand, as shown in fig. 3, another alternative embodiment of the present invention provides an on-vehicle camera, which includes a front cover 1, a lens 3 assembled on the front cover 1, a circuit board 7 assembled in the front cover 1, a photosensitive chip 9 disposed on the circuit board 7, and a rear cover 5 assembled at the rear end of the front cover 1, where the front cover 1 is any one of the front covers described above. The vehicle-mounted camera of the embodiment adopts the front cover 1 as described above, and can effectively utilize the shading cotton 14 to shade light, and simultaneously ensure the imaging effect of the lens 3.
The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, and these forms are within the scope of the present invention.
Claims (10)
1. The front cover of the vehicle-mounted camera comprises a cover plate, an infrared light supplementing module, light shading cotton and a light transmitting plate, wherein the middle part of the cover plate is provided with a camera shooting hole for exposing a lens, the infrared light supplementing module is assembled on the front side of the cover plate and around the camera shooting hole, the light shading cotton surrounds the outer side of the infrared light supplementing module, the light transmitting plate covers the front side of the cover plate, the top end of the light shading cotton is abutted to the inner surface of the light transmitting plate, the front cover plate is characterized in that at least one pit formed by sinking from the front side to the back side of the cover plate is formed on the periphery of the camera shooting hole, the infrared light supplementing module and the light shading cotton are contained in the pit, a sealing material layer for separating the camera shooting hole from the pit is laid on the front side of the.
2. The front cover of the vehicle-mounted camera according to claim 1, wherein a limit ring edge protruding from the front surface is further formed at a periphery of the front surface of the cover plate, a shape and a size of the limit ring edge are matched with those of the light-transmitting plate, and the light-transmitting plate is assembled in the limit ring edge.
3. The front cover of the vehicle-mounted camera according to claim 1, wherein a side barrier in a closed ring shape protruding outward perpendicularly to the rear surface is formed at a periphery of the rear surface of the cover plate for abutting against a rear cover of the vehicle-mounted camera.
4. The front cover for a vehicle-mounted camera according to claim 1, wherein the cover front surface is further provided with the sealing material layer in an area surrounding each of the dimples.
5. The front cover of a vehicle-mounted camera according to claim 4, wherein the layers of sealing material laid respectively around the area of the camera hole and the area of each of the recesses are united and punched out from a sheet of sealing material.
6. The front cover of the vehicular camera according to claim 1, 4 or 5, wherein the sealing material layer is a double-sided adhesive tape with opposite side surfaces respectively adhered to the front surface of the cover plate and the inner surface of the light-transmitting plate.
7. The front cover of the vehicular camera according to claim 6, wherein the double-sided adhesive tape is a light-tight double-sided adhesive tape.
8. The front cover of the vehicle-mounted camera according to claim 1, wherein the infrared light supplement module comprises a PCB board and an infrared LED light source assembled on the PCB board, and the shading cotton is disposed around an outer side of the infrared LED light source.
9. The front cover of the vehicle-mounted camera according to claim 1, wherein the cover plate is provided with a pit on each of two opposite sides of the camera hole, and each pit is provided with one infrared light supplement module and one shading cotton.
10. A vehicle-mounted camera, comprising a front cover, a lens assembled on the front cover, a circuit board assembled in the front cover, a photosensitive chip arranged on the circuit board, and a rear cover assembled at the tail end of the front cover, wherein the front cover is the front cover of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022360870.3U CN213213624U (en) | 2020-10-21 | 2020-10-21 | Vehicle-mounted camera and front cover thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022360870.3U CN213213624U (en) | 2020-10-21 | 2020-10-21 | Vehicle-mounted camera and front cover thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213213624U true CN213213624U (en) | 2021-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022360870.3U Active CN213213624U (en) | 2020-10-21 | 2020-10-21 | Vehicle-mounted camera and front cover thereof |
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| Country | Link |
|---|---|
| CN (1) | CN213213624U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115291457A (en) * | 2022-08-05 | 2022-11-04 | 银牛微电子(无锡)有限责任公司 | Camera front cover and camera |
-
2020
- 2020-10-21 CN CN202022360870.3U patent/CN213213624U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115291457A (en) * | 2022-08-05 | 2022-11-04 | 银牛微电子(无锡)有限责任公司 | Camera front cover and camera |
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