CN212909735U

CN212909735U - Be applied to target collection system under automatic driving's rain and fog state

Info

Publication number: CN212909735U
Application number: CN202022094787.6U
Authority: CN
Inventors: 连宇航; 李诗琪
Original assignee: Anhui Normal University
Current assignee: Anhui Normal University
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-04-06
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses a target object collecting device applied to automatic driving in a rain and fog state, which comprises an installation support and a camera fixed on the installation support, wherein a ring light reinforcing structure is arranged around the camera; the ring body light reinforcing structure comprises a ring body hollow seat with an annular cavity, the ring body hollow seat is arranged on the mounting support, a plurality of groups of embedded grooves for assembling laser emitting heads are arranged on cavity walls of two sides in the annular cavity, the fixed ends of the laser emitting heads are inserted into the embedded grooves, and the emitting ends of the laser emitting heads are located outside the annular cavity on the ring body hollow seat. Improve the light of making a video recording through setting up ring body light reinforcing structure, under the rain and fog state, the work of the laser emission head cooperation camera in the inlay groove, the light intensity of picture is taken to the reinforcing camera, has increased the data definition of the initial image of gathering, has improved computer processing speed.

Description

Be applied to target collection system under automatic driving's rain and fog state

Technical Field

The utility model relates to a target identification technical field, concretely relates to be applied to target collection system under automatic driving's rain and fog state.

Background

The automobile unmanned technology is a technology for sensing the position and the movement of a vehicle, navigating the vehicle according to the sensing result and controlling the vehicle to run to a destination, and the automobile is driven safely by shooting and sensing obstacles on a road through a camera and a sensor and then sending commands to each driving device of the unmanned automobile through computer processing.

However, in a rain and fog state, the shooting of the camera is limited by rain and fog, the sensing range of the sensor is limited, the shot image is fuzzy, the function of identifying obstacles is reduced, the vehicle enters the effective range of the sensor to sense again, the information processing time is shortened, the time for issuing commands by the computer is possibly caused to have errors, and further the driving danger of the unmanned vehicle is increased.

At present, in a rain and fog state, an unmanned automobile mostly uses a computer to carry out defogging treatment on an image shot by a camera by using an image enhancement theory to obtain a clear image, but if the definition of an acquired initial image is also an important factor for determining the definition of a final target image, if the definition of the initial image is higher, the target image processed by the computer is clearer naturally, and the image processing process of the computer can also be reduced.

However, in order to obtain a clearer initial image in the prior art, a higher-resolution image capturing device is mostly adopted or an anti-fog function is added to the image capturing device for optimization, but in rain fog, an image of a relatively distant object cannot be obtained clearly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be applied to automatic driving's target collection system under rain and fog state to solve among the prior art the limited technical problem of target definition that unmanned automobile picked up a video recording under the rain and fog state.

In order to solve the above technical problem, the utility model particularly provides the following technical scheme:

a target object collecting device applied to automatic driving in a rain and fog state comprises an installation support and a camera fixed on the installation support, wherein a ring body light ray reinforcing structure used for improving camera light rays is arranged on the periphery of the camera;

the ring body light reinforcing structure is including the hollow seat of ring body that has annular cavity, the hollow seat of ring body is installed through spacing fastener of spacing groove cooperation on the erection support be provided with the multiunit on the cavity wall of the internal both sides of annular chamber and inlay the groove inlay the inslot and be provided with the laser emission head, the stiff end of laser emission head inserts inlay the groove, the transmitting end of laser emission head is located the annular chamber is external on the hollow seat of ring body.

As a preferred scheme of the utility model, the spacing groove includes first spacing groove and second spacing groove, spacing fastener is including all being provided with the spacing fastener of bellied first spacing fastener and second at the top, first spacing groove with first spacing fastener straggly sets up the hollow seat bottom of ring body, the second spacing groove with the spacing fastener of second sets up on the inside wall of erection support top.

As a preferred scheme of the utility model, the axostylus axostyle is installed at the inside center of erection support the axostylus axostyle top is provided with the movable part, the camera is installed on the movable part, the crooked rotation of movable part drives in step the camera rotates.

As an optimal scheme of the utility model a be provided with a plurality of bracing pieces along the axial in the erection support, the other end of bracing piece is installed on the edge of the hollow seat's of ring body bottom side, the bracing piece adopts the telescopic link.

As an optimized scheme of the utility model, inlay groove evenly distributed and be in around the camera.

Compared with the prior art, the utility model following beneficial effect has:

the utility model discloses a set up ring body light reinforcing structure in order to improve light of making a video recording, ring body light reinforcing structure is including the hollow seat of ring body that has annular cavity, the hollow seat parcel of ring body, support the protection camera, and the internal inlay groove that is provided with a plurality of assembly laser emission heads in the annular chamber of the hollow seat of ring body, under the rain and fog state, laser emission head cooperation camera work in the inlay groove, the light intensity of camera shooting picture has been strengthened, the data definition of the originated image of collection has been improved, and can obtain the object image of more remote department, computer processing time has been shortened.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

Fig. 1 is a schematic structural view of an acquisition device according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a limiting clamping piece and a limiting clamping groove on a mounting support according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a limiting clamping piece and a limiting clamping groove on a ring body hollow seat according to an embodiment of the present invention;

fig. 4 is a schematic view of a shaft rod mounting structure according to an embodiment of the present invention;

fig. 5 is a schematic view of a supporting rod mounting structure provided in the embodiment of the present invention;

the reference numerals in the drawings denote the following, respectively:

1-a ring light enhancement structure; 2-a laser emitting head; 3-a camera; 4-ring hollow seat; 5, mounting a support; 6-embedding a groove; 7-an annular cavity; 8-a limiting groove; 9-limiting clamping pieces; 10-shaft lever; 11-a support bar; 12-a movable part;

801-a first limit groove; 802-a second restraint slot; 901-a first limit fastener; 902-a second limit catch; 903-bulge.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment of the utility model discloses a target object collecting device applied to automatic driving in a rain and fog state, as shown in figure 1, comprising an installation support 5 and a camera 3 fixed on the installation support 5, wherein a ring body light reinforcing structure 1 for improving the camera light is arranged around the camera 3; under the rain and fog weather condition, the light intensity of picture is shot in the cooperation of 1 cooperation camera 3 of ring body light reinforcing structure, reinforcing, weakens the influence of rain and fog to making a video recording, improves the definition of camera 3 shooting within range picture under the rain and fog state, improves the driving safety of unmanned driving under the rain and fog state.

The ring light reinforcing structure 1 comprises a ring hollow seat 4 with an annular cavity 7, the ring hollow seat 4 is matched with a limiting clamp 9 through a limiting groove 8 and is arranged on a mounting support 5, a plurality of groups of embedded grooves 6 are arranged on the cavity walls of two sides in the annular cavity 7, a laser emitting head 2 is arranged in each embedded groove 6, the fixed end of each laser emitting head 2 is inserted into each embedded groove 6, and the emitting end of each laser emitting head 2 is positioned on the ring hollow seat 4 outside the annular cavity 7.

The hollow seat 4 of ring body is installed on erection support 5 through spacing groove 8 and the cooperation of spacing fastener 9, and camera 3 is located the 7 central points of annular cavity of the hollow seat 4 of ring body and puts, and the hollow seat 4 protection of ring body supports camera 3. The image that camera was shot under the rain fog state is used commonly in most unmanned vehicles is influenced by the rain fog, lead to in the image vehicle, the pedestrian, road barrier etc. obscure, the degree of difficulty of unmanned vehicle computer processing image information has been increased, still can not obtain more clear image behind the computer processing initial image, assign wrong instruction easily, or the time that the computer processed the obscure image is too long, the car reaction time extension leads to the computer instruction to assign the delay, but the car that still goes does not receive timely instruction and carries out urgent action adjustment, cause the incident very easily.

In order to improve the definition that camera 3 of autopilot car shot the image under the rain fog state, obtain comparatively clear originated image, reduce the time that the computer processed the image, make the computer can in time issue the action instruction, improve the car security, the utility model discloses set up a plurality ofly in annular cavity 7 and install respectively at laser emission head 2 in inlay groove 6. Because the laser has the characteristics of high brightness, good coherence, good monochromaticity, good directivity, long service life and the CCD sensing the wavelength of the laser more than that of the LED, the laser can irradiate a longer distance, and the light intensity is much stronger than that of a conventional light source. A plurality of laser emission heads 2 that distribute around camera 3 are selected activation work when the trip meets the rain and fog situation, simultaneously in order to prevent to influence other vehicles or pedestrian around the laser lamp source in downtown area, unmanned driving can set for selectively activate and open the work of light source on certain laser emission head 2, can select to activate and open more laser emission head 2 and reach better shooting effect and obtain clearer data image information on the road that people's cigarette is rare.

The laser lamp adopts a facula uniformity strengthening technology and a facula automatic focusing technology to strengthen luminosity, so that the shot picture is more uniform, and meanwhile, the laser lamp has low power consumption and long service life; keep away from laser camera and use on ordinary unmanned vehicle carries camera, laser lamp cooperation camera can acquire the image information of more remote distance, and camera 3 adopts the stronger laser lamp of automatic zoom lens cooperation penetrating power to improve the definition of shooing the image to the laser lamp can not be like producing great heat at the infrared light in-process of use tradition, influences the work of other structures of camera. Therefore, the laser camera is added, so that the whole information acquisition device is not influenced more, and a relatively clear image at a relatively far position can be obtained.

In unmanned vehicle, body construction's stability is very important, especially information acquisition part, consequently, in order to improve device structural connection stability, the hollow seat 4 of ring body that has annular cavity 7 has the mode that a lot of are connected with erection support 4, the utility model provides one of them embodiment: the limiting groove 8 comprises a first limiting groove 801 and a second limiting groove 802, the limiting clamping piece 9 comprises a first limiting clamping piece 901 and a second limiting clamping piece 902 which are provided with protrusions 903 at the tops, the first limiting groove 801 and the first limiting clamping piece 901 are arranged at the bottom of the hollow base 4 of the ring body in a staggered mode, and the second limiting groove 802 and the second limiting clamping piece 902 are arranged on the inner side wall of the top of the mounting support 5. Shown in fig. 2 and 3, the hollow seat 4 of ring body and the erection support 5 are all provided with spacing fastener 9 and the spacing groove of corresponding installation with spacing fastener 9 by mistake, and the end of spacing fastener 9 sets up protruding 903, and when spacing fastener 9 corresponds the installation in spacing groove 8, protruding 903 makes the more firm buckle of spacing fastener 9 advance spacing groove 8 in, improves the firm stability of installation.

In order to enable image information acquired by the camera 3 and a laser light source in a matched mode to be clearer and more comprehensive, the embedded grooves 6 are evenly distributed around the camera 3, the laser emitting heads 2 are evenly distributed around the camera 3, light intensity is improved, the image definition of the camera 3 is enhanced, even though the specific information data definition of each object in a shot image is not enough, the outline state of each object in the image is still recognizable, the image definition is higher than that of a common camera in a rain fog state, meanwhile, far image information can be shot at each time, the image processing time of a computer is shortened, the target image obtained while the processing speed is improved is clearer, meanwhile, far image information can be shot at each time, the frequency of image processing of the computer is reduced, and the automobile can run faster and better.

Therefore, for the picture to be clearer and more comprehensive, the shaft lever 10 is installed at the center inside the installation support 5, the movable part 12 is arranged at the top end of the shaft lever 10, the camera 3 is installed on the movable part 12, and the movable part 12 rotates in a bending mode and synchronously drives the camera 3 to rotate. As shown in fig. 4, the axostylus axostyle 10 bottom is installed at the erection support center, the top passes hollow seat 4 bottom centers of ring body in proper order, camera 3 is installed through movable part 12 in the top, axostylus axostyle 10 keeps vertical always, support installation camera 3 and the hollow seat 4 of ring body, movable part 12 is driven the bending of camera 3 by computer control, it is rotatory, 360 degrees rotations in the plane when needs and movable part 12 can 90 degrees buckles, movable part 12 straightens, whole camera 3, movable part 12, axostylus axostyle 10 coaxial line, movable part 12 drives camera 3 and takes place to buckle, the angle of buckling of movable part is between 0 degree and 90 degrees, buckle at different angles, rotate simultaneously, obtain the image information of different angles difference levels in unmanned driving vehicle the place ahead field of vision, improve the degree of pixel information and definition.

Furthermore, a plurality of support rods 11 are axially arranged in the mounting support 5, the other ends of the support rods 11 are mounted on the side edge of the bottom of the hollow seat 4 of the ring body, and the support rods 11 are telescopic rods. Bracing piece 11 that can stretch out and draw back freely distributes between erection support 5 and the hollow seat of ring body 4, when activity portion 12 drives the rotatory bending of camera 3, the hollow seat of ring body 4 that has annular cavity 7 also moves along with the action synchronization of camera 3, in order to keep the light that laser emission head sent and the action synchronization cooperation that camera 3 shot the picture, bracing piece 11 that distributes around axostylus axostyle 10 is flexible along with the action cooperation that activity portion 12 drove the camera, the stability of camera 3 is kept, the synchronous real-time of image acquisition is improved, stability and the definition of the initial image of gathering.

The above embodiments are only exemplary embodiments of the present application, and are not intended to limit the present application, and the protection scope of the present application is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present application and such modifications and equivalents should also be considered to be within the scope of the present application.

Claims

1. The target object collecting device applied to automatic driving in a rain and fog state is characterized by comprising an installation support (5) and a camera (3) fixed on the installation support (5), wherein a ring body light ray reinforcing structure (1) used for improving a camera light ray is arranged on the periphery of the camera (3);

ring body light reinforcing structure (1) is including the hollow seat of ring body (4) that has annular cavity (7), the hollow seat of ring body (4) are in through spacing groove (8) cooperation spacing fastener (9) setting on installing support (5) be provided with multiunit inlay groove (6) on the cavity wall of both sides in annular cavity (7) be provided with laser emission head (2) in inlay groove (6), the stiff end of laser emission head (2) inserts inlay groove (6), the transmitting end of laser emission head (2) is located outside annular cavity (7) on the hollow seat of ring body (4).

2. The device for collecting the target object in the rain and fog state applied to the automatic driving is characterized in that the limiting groove (8) comprises a first limiting groove (801) and a second limiting groove (802), the limiting clamping piece (9) comprises a first limiting clamping piece (901) and a second limiting clamping piece (902) which are provided with protrusions (903) at the tops, the first limiting groove (801) and the first limiting clamping piece (901) are arranged at the bottom of the ring body hollow seat (4) in a staggered mode, and the second limiting groove (802) and the second limiting clamping piece (902) are arranged on the inner side wall of the top of the mounting support (5).

3. The device for collecting the target object in the rain and fog state applied to the automatic driving is characterized in that a shaft rod (10) is installed at the center inside the installation support (5), a movable part (12) is arranged at the top end of the shaft rod (10), the camera (3) is installed on the movable part (12), and the movable part (12) rotates in a bending mode and synchronously drives the camera (3) to rotate.

4. The device for collecting the target object in the rain and fog state applied to the automatic driving is characterized in that a plurality of support rods (11) are axially arranged in the mounting support (5), the other ends of the support rods (11) are mounted on the bottom side edge of the annular hollow seat (4), and the support rods (11) are telescopic rods.

5. The device for collecting the target objects in the rain and fog state applied to the automatic driving is characterized in that the embedded grooves (6) are uniformly distributed around the camera (3).