CN212950391U - Visual auxiliary device of car blind area - Google Patents
Visual auxiliary device of car blind area Download PDFInfo
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- CN212950391U CN212950391U CN202021729935.0U CN202021729935U CN212950391U CN 212950391 U CN212950391 U CN 212950391U CN 202021729935 U CN202021729935 U CN 202021729935U CN 212950391 U CN212950391 U CN 212950391U
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Abstract
The utility model discloses a visual auxiliary device for automobile blind areas, which comprises a vehicle-mounted blind area control box, a patch cord, a front camera arranged on the vehicle head, a left camera arranged below a left rearview mirror and a right camera arranged below a right rearview mirror; the vehicle-mounted blind area control box comprises a main control chip arranged in the box and a video signal conversion and transmission device connected with the main control chip; the video signal conversion and transmission device is characterized by also comprising three video signal interfaces arranged at the top of the box, wherein one end of each video signal interface is connected to the video signal conversion and transmission device through a video line, and the other end of each video signal interface is connected with a camera corresponding to the interface through the video line; the box also comprises a left-view switch and a right-view switch which are arranged at the bottom of the box and connected with the main control chip. The utility model discloses a former car CAN-BUS BUS of special car special use decoding, CAN compatible former car or install the rear-view mirror additional, CAN show preceding, back, left and right image alone on former car display screen, simple to operate need not the concatenation and reduces during the installation, remains former car design style, does not destroy former car function.
Description
Technical Field
The utility model relates to an auto-parts field, concretely relates to visual auxiliary device of car blind area.
Background
The automobile blind area is a part of area which is located at a normal driver seat position and cannot be directly observed because the sight line of the driver is shielded by a vehicle body. In short, when a driver sits on a driver seat to drive, a place which cannot be observed is called a blind area of the automobile, and the blind area mainly comprises the following components: front blind area, rear-view mirror blind area, AB post blind area. Traffic accidents caused by blind areas in the field of view of cars have become non-negligible killers in traffic accidents! Wherein, the blind area is concentrated on lower height, in the blind area within range before, when children's height is less than 80CM, in the rear-view mirror blind area within range, when children's height is less than 108CM, in right rear wheel outside blind area within range, when children's height is less than 108CM, and in the contained angle blind area of left and right rear-view mirror outside, the driver can't see children's position on the driving position, when car start, very easily take place very much because of children around the car or run out suddenly, because be in the car blind area and not notice and cause serious consequence, also let the accident become more violent and painstaking.
Although most of existing vehicles are provided with a back-up image or a radar, the difficulty of parking by a novice driver is relieved to a certain extent, however, the problem of parking or driving under complex road conditions caused by the back-up image or the radar aiming at a front blind area, a rear view mirror blind area and an AB column blind area cannot be solved, and particularly, when the novice driver parks or drives under complex road conditions, accidents are easily caused because the novice driver is not familiar with the distance between vehicles and the road conditions, and great potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The utility model provides a visual auxiliary device of car blind area aims at solving the driver and leads to causing the accident or having the problem of potential safety hazard when starting, parking, complicated road conditions condition because of the car blind area at the in-process of driving the car.
The utility model is realized in the following way, a visual auxiliary device for automobile blind areas comprises a vehicle-mounted blind area control box, a patch cord, a front camera which is respectively arranged at the lower position of the middle part of a net in the automobile head, a left camera which is arranged at the middle position below a left rearview mirror, and a right camera which is arranged at the middle position below a right rearview mirror; the vehicle-mounted blind area control box comprises a main control chip arranged in the box and a video signal conversion and transmission device connected with the main control chip; the vehicle-mounted blind area control box also comprises three video signal interfaces arranged at the top of the box, namely a left-view interface, a front-view interface and a right-view interface from left to right, one end of the vehicle-mounted blind area control box is connected to the video signal conversion and transmission device through a video cable, and the other end of the vehicle-mounted blind area control box is connected with a camera corresponding to the interfaces through the video cable; the vehicle-mounted blind area control box further comprises a left-view switch and a right-view switch which are arranged at the bottom of the box, and the vehicle-mounted blind area control box is electrically connected to the main control chip.
Preferably: the bottom of the vehicle-mounted blind area control box further comprises a bus interface which is connected with the bus interface of the original vehicle through a special patch cord.
Preferably: the vehicle-mounted blind area control box further comprises label pages arranged on the front face of the box and fixing supports arranged on two sides of the box.
Preferably: the master control chip establishes communication connection transmission through CAN-BUS BUS decoding original vehicle CAN BUS protocol.
Preferably: the front camera, the left camera and the right camera adopt standard waterproof lenses.
Preferably: the video signal conversion and transmission device adopts CVBS vehicle-mounted display video signal output.
Compared with the prior art, the beneficial effects of the utility model are that:
the CAN-BUS BUS of the original vehicle is decoded through the special vehicle-mounted blind area control box, meanwhile, the CAN-BUS BUS CAN be compatible with the original vehicle and provided with a rearview mirror head, front, rear, left and right images CAN be independently displayed on a display screen of the original vehicle, the CAN-BUS BUS has an intelligent opening or closing function, the CAN-BUS BUS is plugged with a special wire harness perfectly matched with the original vehicle, the CAN-BUS BUS is installed in a nondestructive mode, the visual blind area is thoroughly eliminated by displaying the front, rear, left and right images on the screen, the installation is convenient, the splicing is not needed, the installation time is reduced, the design style of. Simultaneously, the method also has the following advantages:
1. safe starting assistance: through preceding camera, left camera, the all-round supplementary safe start of right camera, need not the driver to look at the blind area environment around the car by a wide margin left side and look after right, to the car front, left and right condition surveyability in mind, guarantee start safety.
2. Safe parking assistance: the problem of difficult on-road parking of novice is solved, and the safe parking is assisted in all sides, and through switching multichannel video signal, the angle with the periphery, distance are mastered at any time.
3. The method comprises the following steps of (1) assisting in complex road conditions: the urban road conditions are complex and pass through the front and the left. The right camera switches and displays, so that the distance between the right camera and other vehicles, pedestrians and roadblocks can be mastered in real time, and safety accidents can be prevented.
Drawings
Fig. 1 is a schematic structural view of a visual auxiliary device for blind areas of an automobile according to the present invention;
FIG. 2 is a schematic view of the bottom structure of the box body of the visual auxiliary device for the blind area of the automobile provided by the present invention;
FIG. 3 is a schematic view of a top structure of a box body of the visual auxiliary device for blind areas of an automobile according to the present invention;
fig. 4 is the utility model provides a pair of visual auxiliary device box body front structure sketch map of car blind area.
Wherein: 1-vehicle blind area control box; 101-a bus interface; 102-left view switch; 103-right view switch; 104-a tab page; 105-a master control chip; 106-left view interface; 107-a forward-looking interface; 108-right view interface; 109-video signal conversion transmission means; 2-a fixing frame; 3-a left camera; 4-front camera; 5-a right camera; 6-original vehicle bus interface; 7-vehicle mounted display screen; 8-patch cord.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-4, the present invention provides a technical solution: a visual auxiliary device for an automobile blind area comprises a vehicle-mounted blind area control box 1, a patch cord 8, a front camera 4, a left camera 3 and a right camera 5, wherein the front camera 4, the left camera 3 and the right camera 5 are respectively arranged at the lower positions of the middle parts of a central network of an automobile head and the lower positions of the middle parts of a left rearview mirror and a right rearview mirror; the vehicle-mounted blind area control box 1 comprises a main control chip arranged in the box and a video signal conversion and transmission device 109 connected with the main control chip 105; the vehicle-mounted blind area control box 1 further comprises three video signal interfaces arranged at the top of the box, namely a left-view interface 106, a front-view interface 107 and a right-view interface 108 from left to right, one end of the video signal interface is connected to a video signal conversion transmission device 109 through a special patch cord 8, and the other end of the video signal interface is connected with a camera corresponding to the interface through the special patch cord 8; the vehicle-mounted blind area control box 1 further comprises a left-view switch 102 and a right-view switch 103 which are arranged at the bottom of the box and electrically connected to the main control chip 105.
Further: the bottom of the vehicle-mounted blind area control box 1 further comprises a bus interface 101 which is connected to the bus interface 6 of the original vehicle.
As shown in fig. 3, in the present embodiment: during installation: the front camera 4, the left camera 3 and the right camera 5 are respectively installed at the lower position of the middle part of the automobile head middle net, the lower position of the middle part of the left rearview mirror and the lower position of the middle part of the right rearview mirror, the camera connectors are inserted into the front view interface 107, the left view interface 106 and the right view interface 108 of the camera corresponding to the vehicle-mounted blind area control box 1, and then the bus interface 101 of the vehicle-mounted blind area control box 1 is connected with the original vehicle bus interface 6.
Further: the vehicle-mounted blind area control box 1 further comprises a label page 104 arranged on the front face of the box and fixing supports 2 arranged on two sides of the box.
As shown in fig. 4, in the present embodiment: the label page 104 is used for pasting and displaying the use instruction of the vehicle-mounted blind area control box 1, and the fixed support 2 is used for fixing the vehicle-mounted blind area control box 1.
Further: the master control chip (105) decodes the original vehicle CAN BUS protocol through the CAN-BUS to establish communication connection transmission.
As shown in fig. 1, in the present embodiment: when the automobile is ignited, the vehicle-mounted blind area control box 1 is powered on, the main control chip 105 automatically decodes the original automobile BUS protocol through the CAN-BUS BUS protocol, establishes communication with an original automobile CAN BUS, exchanges data with each other, captures the original automobile BUS protocol, CAN be compatible with an original automobile with a rearview lens or additionally provided with a rearview camera, CAN independently display front, rear, left and right images on the original automobile-mounted display screen 7, does not need to be spliced, reduces the installation time, keeps the original automobile design style, and does not damage the original automobile function.
Further: the front camera 4, the left camera 3 and the right camera 5 adopt standard waterproof lenses.
In this embodiment: the installation angle can be freely adjusted according to the automobile blind area condition to the angle of making a video recording, and single camera lens supports 180 wide angle at the utmost and shoots. For safe starting, new-hand on-road parking and complex road conditions in cities, the front camera 4, the left camera 3 and the right camera 5 assist the safe starting in an all-around manner, a driver does not need to look at the surrounding blind area environment of the automobile greatly in a left-right mode, the angle and the distance between the driver and the surrounding are grasped at any time, the conditions of the front, the left and the right of the automobile are clear, and safety accidents are prevented.
Further: the video signal conversion and transmission device 109 outputs a CVBS vehicle-mounted display video signal, and it should be noted that the video signal conversion and transmission device 109 may also use other high-definition vehicle-mounted display video signal conversion and output devices for converting and outputting a video signal.
When in use: when the automobile is started, the automobile ACC is electrified, the vehicle-mounted blind area control box 1 starts to work, the main control chip 105 automatically decodes an original automobile BUS protocol through the CAN-BUS protocol, establishes communication with the automobile BUS, exchanges data with the automobile BUS, and captures starting information, gear information, speed information, steering wheel rotation angle information, radar information, steering lamp information, high beam information and the like of the original automobile BUS. When the vehicle owner needs to start automatically, the vehicle owner flickers the high beam once, and the main control chip 105 controls the video signal conversion and transmission device 109 to display the picture of the front camera 4 to the vehicle-mounted display screen 7; or after normal driving, when the main control chip 105 monitors that the steering wheel of the automobile rotates in a larger amplitude (more than 90 degrees), the steering wheel rotation angle information is grabbed, and the vehicle-mounted display screen 7 is controlled to display the picture of the front camera 4; when the automobile is switched from the P gear to the D gear or the R gear, the main control chip 105 decodes an original automobile BUS signal through the CAN-BUS and then receives gear information, and controls the video signal conversion transmission device 109 to display a front camera or a rear camera picture to the vehicle-mounted display screen 7; when the speed per hour of the automobile is lower than the set safe starting speed range, the speed information and the steering lamp information are captured, and if the left steering lamp is turned on, the vehicle-mounted display screen 7 automatically displays the picture of the left camera 3; when the speed per hour of the automobile is lower than the set safe starting speed range, a right steering lamp is turned on, and the vehicle-mounted display screen 7 automatically displays the picture of the right camera 5; vehicle radar signal grabbing: after the vehicle-mounted blind area control box 1 is started, a ranging signal of a vehicle-mounted radar is captured, when a dangerous vehicle distance signal monitored by the vehicle-mounted radar is monitored, a camera picture near a dangerous vehicle distance is automatically switched and displayed by the vehicle-mounted display screen 7, if the left camera 3 or the right camera 5 is not needed, the corresponding left camera 3 or the right camera 5 can be closed only by dialing the corresponding left view switch 102 or the right view switch 103 to a closing position.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a visual auxiliary device of car blind area which characterized in that: the device comprises a vehicle-mounted blind area control box (1), a patch cord (8), a front camera (4) which is respectively arranged at the lower position near the middle of a network in the head of the vehicle, a left camera (3) at the middle position below a left rearview mirror, and a right camera (5) at the middle position below a right rearview mirror; the vehicle-mounted blind area control box (1) comprises a main control chip (105) arranged in the box and a video signal conversion and transmission device (109) connected with the main control chip (105); the vehicle-mounted blind area control box (1) further comprises three video signal interfaces arranged at the top of the box, namely a left view interface (106), a front view interface (107) and a right view interface (108) from left to right, one end of the vehicle-mounted blind area control box is connected to a video signal conversion and transmission device (109) through a video cable, and the other end of the vehicle-mounted blind area control box is connected with a camera corresponding to the interfaces through the video cable; the vehicle-mounted blind area control box (1) further comprises a left-view switch (102) and a right-view switch (103) which are arranged at the bottom of the box and electrically connected to the main control chip (105).
2. The visual auxiliary device of car blind area of claim 1, characterized by: the bottom of the vehicle-mounted blind area control box (1) further comprises a bus interface (101) which is connected to the bus interface (6) of the original vehicle through a special patch cord (8).
3. The visual auxiliary device of car blind area of claim 1, characterized by: the vehicle-mounted blind area control box (1) further comprises a label page (104) arranged on the front face of the box and fixing supports (2) arranged on two sides of the box.
4. The visual auxiliary device of car blind area of claim 1, characterized by: the master control chip (105) decodes the original vehicle CAN BUS protocol through the CAN-BUS to establish communication connection transmission.
5. The visual auxiliary device of car blind area of claim 1, characterized by: the front camera (4), the left camera (3) and the right camera (5) adopt standard waterproof lenses.
6. The visual auxiliary device of car blind area of claim 1, characterized by: the video signal conversion and transmission device (109) adopts CVBS vehicle-mounted display video signal output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021729935.0U CN212950391U (en) | 2020-08-19 | 2020-08-19 | Visual auxiliary device of car blind area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021729935.0U CN212950391U (en) | 2020-08-19 | 2020-08-19 | Visual auxiliary device of car blind area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212950391U true CN212950391U (en) | 2021-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021729935.0U Active CN212950391U (en) | 2020-08-19 | 2020-08-19 | Visual auxiliary device of car blind area |
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| Country | Link |
|---|---|
| CN (1) | CN212950391U (en) |
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2020
- 2020-08-19 CN CN202021729935.0U patent/CN212950391U/en active Active
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