CN103481829A - Visibility safety aids for car cockpits - Google Patents

Abstract

The invention relates to a visual field safety auxiliary device for an automobile cockpit, which comprises a camera, an image processing unit, at least one projector and a pair of projection screens, wherein the camera is used for shooting a video image; the camera is arranged in the driving cabin of the automobile and used for shooting images in front of the automobile except the front windshield, the image processing unit is electrically connected with the camera and the projector respectively so as to transmit external images corresponding to a pair of upright posts in the driving cabin to the projector arranged in the driving cabin after processing the images shot by the camera, and the images outside the pair of upright posts are respectively transmitted and projected to the pair of projection screens combined on the surfaces of the pair of upright posts through the projector so as to overcome the problem of view dead angles generated by the pair of upright posts.

Description

Visibility safety aids for car cockpits

technical field

The invention relates to a visual field safety auxiliary device, in particular to a visual field safety auxiliary device used in an automobile cockpit.

Background technique

According to current vehicles, such as automobiles, due to safety requirements, a pair of pillars (called A-pillars) are usually arranged in front of the driver's seat and the passenger's seat, that is, between the windshield in front of the cockpit and the window glass of the front door. . And for the driver in the cockpit, the pair of uprights will cause a blind spot on the field of view, so as to affect driving safety.

As shown in the automobile cockpit schematic diagram in Figure 1, the front windshield 11 and the window 12 of the front car door of the cockpit 1 are blocked by a pair of columns 2, so that the real scene outside the front windshield 11 cannot be seen. Connecting with the real scene outside the window glass 12 of the front door, resulting in a blind spot in the field of vision; that is, the pair of uprights 2 shield the driver's field of vision, so that when the driver turns the car or runs a curve, the partial angle of view is covered by the pair of uprights. 2, it is impossible to fully observe the state of the road, so that accidents are prone to occur.

For example, Taiwan Patent Announcement No. M420735 patent application "Cockpit Vision Safety Auxiliary Device", this application is to solve the problem that the aforementioned uprights will cause blind spots in the field of vision, wherein the cockpit visual field safety auxiliary device includes a camera and a positioning frame , a display screen and a host, the camera has at least one photographic lens combined with the positioning frame and installed on the inner side of the front windshield of the cockpit, the display screen is installed on the inner side of the cockpit column, and the The host computer is electrically connected to the camera and the display screen, and uses the camera to capture images around the column of the cockpit, and transmits the captured images to the display screen through the host computer for presentation.

Since the pair of uprights are non-geometric and elongated, the combination of the pair of uprights and the display screen causes great trouble. In particular, when a car accident occurs, the display screen is likely to be broken due to impact, and the glass of the display screen is not made of safety glass such as the front windshield or the window glass, so that the display screen The glass shards of the display screen are easy to puncture and cut the driver and passengers, and there are safety concerns, which is a problem that relevant operators need to overcome urgently.

Contents of the invention

The main purpose of the present invention is to provide a visual field safety auxiliary device for a car cockpit, which can overcome the problem of blind spots in the field of vision caused by the shadowing of the cockpit pillars when the driver drives the vehicle to turn or drive a curve.

In order to solve the above-mentioned technical problems, the technical means adopted by the present invention is to provide a visual field safety auxiliary device for a car cockpit, which includes a video camera, an image processing unit, at least one projector, and a pair of projection screens; The camera is installed in the cockpit of the car to capture the external front image of the front windshield of the car, and the image processing unit is electrically connected to the camera and the projector so that the image captured by the camera can be processed Transmitting the external image corresponding to a pair of uprights in the cockpit to the projector installed inside the cockpit, and sending and projecting the external images of the pair of uprights respectively to the pair through the projector On the projection screen on the surface of the column.

In the present invention, the camera includes a first positioning frame, so that the camera can be connected to the inner surface of the front windshield or in front of the rearview mirror in an angle-adjustable manner.

In the present invention, the camera adopts a super wide-angle lens.

In the present invention, the image processing unit is an independent component and installed in the cockpit.

In the present invention, the image processing unit is integrated with the camera and electrically connected with the projector.

In the present invention, the image processing unit is integrated with the projector, and then electrically connected to the camera.

In the present invention, the image processing unit includes a recording medium for storing image data captured by the camera.

In the present invention, the recording medium is a memory card.

In the present invention, the projection screen is at least one layer of light-colored sheet-shaped reflective film attached to the surface of each column.

In the present invention, the projection screen is a light-color reflective coating coated on the surface of each column.

In the present invention, there is one projector, which is connected with a second positioning frame, and is used to connect the projector to the inner ceiling wall of the cockpit in an angle-adjustable manner.

In the present invention, the number of projectors is two, and each projector includes a second positioning frame, so that the pair of projectors can be connected to the top surfaces on both sides of the instrument panel of the cockpit in an angle-adjustable manner.

In the present invention, the number of projectors is two, and each projector includes a second positioning frame, so that the pair of projectors can be connected to the armrests of the front doors on both sides of the cockpit in an angle-adjustable manner.

Beneficial effects: the present invention not only ensures that the driver's line of sight is not easily blocked by the A-pillar, but also ensures that in the event of a car accident, the driver and passengers will not be stabbed or cut by the broken glass of the display screen, thereby enabling the use of Safety.

Description of drawings

The advantages of the above and/or other aspects of the present invention will become clearer as the present invention will be further described in detail in conjunction with the accompanying drawings and specific embodiments.

Fig. 1 is the schematic diagram of existing automobile cockpit.

Fig. 2 is a schematic diagram of a module of the vision safety auxiliary device of the present invention.

FIG. 3 is a schematic top view of the vision safety assisting device of the present invention installed in a car.

FIG. 4 is a schematic diagram of a first embodiment of the vision safety assisting device of the present invention installed in the cockpit.

FIG. 5 is a schematic diagram of a second embodiment of the vision safety assisting device of the present invention installed in the cockpit.

FIG. 6 is a schematic diagram of a third embodiment of the vision safety assisting device of the present invention installed in the cockpit.

Detailed ways

The corresponding Chinese meanings of the reference signs in each accompanying drawing of the present invention are as follows:

Cockpit 1 Front Windshield 11

Window glass 12 rearview mirror 13

Dashboard 14 Front door 15

Armrest 151

Column 2

Camera 3 First positioning frame 31

Image Processing Unit 4

Projector 5 Second positioning frame 51

projection screen 6

Angle of view α Column blind angle of view β

As shown in FIGS. 2 to 4 , basically, the visual field safety auxiliary device of the present invention includes a camera 3 , an image processing unit 4 , at least one projector 5 , and a pair of projection screens 6 .

The video camera 3 is installed in the cockpit 1 of the automobile, and is used to capture the external front image of the front windshield 11 of the automobile. The video camera 3 further includes a first positioning frame 31, so that the video camera 3 can be attached to the inner surface of the front windshield 11 or the rearview mirror 13 in an angle-adjustable manner, and the video camera can be connected through the first positioning frame 31. 3 Adjust to the best viewing position and angle. Wherein, the camera 3 preferably adopts a super wide-angle lens, so as to increase the range of captured images, such as the angle of view α.

The image processing unit 4 is electrically connected to the video camera 3 and the projector 5, and the image processing unit 4 is an independent component and installed in the cockpit 1, or the image processing unit 4 is combined with the video camera 3, and then combined with the projector 5 electrically connected, or the image processing unit 4 is integrated with the projector 5 and then electrically connected with the camera 3 .

Therefore, through the aforementioned implementation, the image processing unit 4 can be installed in the cockpit 1 along with the camera 3 or the projector 5, so that the image captured by the camera 3 can be processed by the image processing unit 4 with hardware or software to remove the front block. The images of the windshield 11 and the windows 12 on both sides, that is, only the external images of the pair of pillars 2 are transmitted to the projector 5 for projection. Wherein, the image processing unit 4 further includes a recording medium, such as a memory card, capable of storing the image data captured by the camera 3, so that the image processing unit 4 and the camera 3 basically become a driving recorder.

The method of removing the images of the front windshield 11 and the windows 12 on both sides by the hardware method is as follows: a movable and adjustable occluder can be directly set on the lens of the camera 3, such as a shading blackboard, and the shading blackboard can be set as needed There are three blocks, which respectively block the images of the front and the window glass on both sides, leaving the images of the front pillars on both sides for capture and projection. Obstructions can also be placed in front of the lens.

The method of removing the images of the front windshield 11 and the windows 12 on both sides by software is as follows: according to the angle of capture of the camera and the position in the car, the screen is divided into multiple blocks, and the image blocks other than the front pillars on both sides are reserved. , and project on the left column and the right column respectively according to the left and right blocks.

The projector 5 is arranged inside the cockpit 1, as shown in Fig. 3 and Fig. 4, the projector 5 quantity is one, and it further includes a second positioning frame 51, so that the projector 5 can be connected in an angle-adjustable manner. The interior of the cockpit is, for example, installed at the position of the night light on the interior ceiling of the cockpit or at the center of the interior ceiling of the cockpit 1 . After being processed by the image processing unit 4, the projector 5 sends the light corresponding to the external image of the corresponding column 2 and projects it to the projection screen 6, so that the blind spot β of the column field of view covered by the pair of columns 2 can be displayed on the pair of projection screens 6. superior.

In this embodiment, the projector 5 is a miniature projector. When the projection direction of the projector 5 needs to be changed, the projection direction of the projector 5 can be changed by rotating the angle of the second positioning frame 51 .

In this embodiment, the projector 5 is a miniature projector. When the projection direction of the projector 5 needs to be changed, the projection direction of the projector 5 can be changed by rotating the angle of the second positioning frame 51 .

As shown in Figure 5, Figure 5 discloses a schematic diagram of the second embodiment of the visual field safety auxiliary device. The difference between this embodiment and the previous embodiment is that the number of projectors 5 is two, and each projector 5 further includes a second positioning Frame 51, so that the pair of projectors 5 can be connected to both sides of the top surface of the instrument panel 14 of the cockpit 1 in an angle-adjustable manner, so that the outside world corresponding to the corresponding column 2 picked up after being processed by the image processing unit 4 The image light is sent and projected onto the projection screen 6 combined with the surfaces of the pair of columns 2 .

As shown in Figure 6, what Figure 6 discloses is a schematic diagram of a third embodiment of the visual field safety auxiliary device. The difference between this embodiment and the foregoing embodiments is that the number of projectors 5 is two, and each projector 5 further includes a first Two positioning frames 51, so that the pair of projectors 5 can be attached to the armrests 151 of the front doors 15 on both sides of the cockpit 1 in an angle-adjustable manner, and the external image corresponding to the corresponding column 2 after being processed by the image processing unit 4 The light is sent and projected onto the projection screen 6 combined with the surfaces of the pair of columns 2 .

When the field of view safety auxiliary device is in use, the photographic lens of the camera 3 captures an image in front of the front windshield of the automobile through the front windshield 11, and after being processed by the image processing unit 4, the processed image corresponds to the corresponding column. The external image rays of 2 are respectively sent and projected to display images on these projection screens 6, which can display in real time the area blocked by the pair of columns 2 to the driver's field of vision, so that the real scene outside the windshield 11 in front of the cockpit 1 and the projector 5 The images projected onto the projection screen 6 are connected to each other, so that there is no blind angle of view, so that the pair of columns 2 in the cockpit 1 can have a perspective-like visual effect, so that the driver can avoid the blind spot when turning or driving the car. The blind angle of vision generated by the upright column 2 is shielded, thereby improving the safety of driving.

The beneficial effect of the present invention is that the visual field safety auxiliary device is displayed on a projection screen, and the bendable characteristics of the sheet-shaped projection screen are used to make it closely adhere to the surfaces of the pair of columns in the cockpit, and when a car accident occurs, the The projection screen will not puncture or cut the driver and passengers, thus gaining the advantages of safe use, which can be called a major breakthrough that has never been seen in similar products.

The present invention provides a field of vision safety auxiliary device for the cockpit of an automobile. There are many methods and approaches for realizing the technical solution. The above description is only a preferred embodiment of the present invention. That is to say, without departing from the principle of the present invention, some improvements and modifications can also be made, and these improvements and modifications should also be regarded as the protection scope of the present invention. All components that are not specified in this embodiment can be realized by existing technologies.

Claims (10)

1. the view safety auxiliary device for automobile cabin, it comprises a video camera, a graphics processing unit, at least one projector, and a pair of projection screen; Described video camera is installed in the driving compartment of this automobile, in order to absorb the place ahead, boundary image outside this shield glass, graphics processing unit is electrically connected to video camera and projector, so that the image that this video camera is absorbed will transfer to the projector that is arranged on driving compartment inside corresponding to the external image of the column in this driving compartment after processing, and by this column, outer image sends respectively and is projected to this on the projection screen that is incorporated into this column surface via this projector.

2. the view safety auxiliary device for automobile cabin according to claim 1, is characterized in that, video camera comprises one first locating rack, in order to this video camera is installed in to this front windshield inner face or back mirror the place ahead in the adjustable angle mode.

3. the view safety auxiliary device for automobile cabin according to claim 2, is characterized in that, video camera adopts bugeye lens.

4. the view safety auxiliary device for automobile cabin according to claim 1, is characterized in that, graphics processing unit is a stand-alone assembly and is installed in this driving compartment.

5. the view safety auxiliary device for automobile cabin according to claim 1, is characterized in that, graphics processing unit and camera combination one, and be electrically connected to projector.

6. the view safety auxiliary device for automobile cabin according to claim 1, is characterized in that, graphics processing unit and projector integrally combine, then be electrically connected at this video camera.

7. the view safety auxiliary device for automobile cabin according to claim 1, is characterized in that, graphics processing unit comprises a recording medium, the image data absorbed for storing video camera.

8. the view safety auxiliary device for automobile cabin according to claim 7, is characterized in that, described recording medium is memory card.

9. the view safety auxiliary device for automobile cabin according to claim 1, is characterized in that, projection screen is the light colour flaky reflectance coating that at least one layer fits in each column surface.

10. the view safety auxiliary device for automobile cabin according to claim 1, is characterized in that, projection screen is one reflectorized paint to be coated to the light reflectance coating on each column surface.

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