CN219319725U - Simulation tool - Google Patents

Abstract

The application relates to a simulation tool, comprising: the bearing tool is used for bearing the windshield, wherein a camera is arranged on the windshield through a camera bracket; the target shooting object is arranged opposite to the bearing tool so as to provide shooting materials for the camera; the light source module comprises a light emitting element, the light emitting element can emit light and provide a light source for the camera, and the light source module can drive the light emitting element to adjust the position of the bearing tool. The utility model has the advantages that: can simulate the state of camera and camera support dress on the laboratory car, the facula that the glossiness of the different supports of being convenient for arouse is to the influence of camera perception, and the whole process of simulation can go on in the laboratory, has avoided the influence of environmental weather when outdoor work, has reduced the input of time cost and manpower and materials.

Description

Simulation tool

Technical Field

The application relates to the technical field of vehicle-mounted cameras, in particular to a simulation tool.

Background

Along with development of the driving assisting technology, the dosage requirement of the vehicle-mounted camera is gradually increased, the visual field of the camera is also larger and larger, and the area for supporting the camera support to adapt to the camera is also larger and larger, so that after the camera support is irradiated by strong light, the camera support is reflected in the imaging area of the camera through the windshield, and a flaky light spot is formed. The facula overlaps with the thing of waiting to be detected in the reality scene, has reduced the detection accuracy of on-vehicle camera to waiting to be detected in the reality scene, influences on-vehicle camera's perception effect. Wherein the influence of the light spot on the perception of the camera is related to the glossiness of the bracket.

The traditional method is that the camera support to be tested is loaded to carry out actual data acquisition and analysis of different scenes, so as to evaluate and confirm whether the perception effect of the light spot on the camera is within the acceptance degree. However, the traditional method has higher requirements on cost, time and manpower input, and the test process also depends on weather, and can only be carried out under the condition that the weather is clear and the camera support can be irradiated by sunlight, and if the weather is overcast and rainy, the test can not be carried out.

Disclosure of Invention

Based on the above, it is necessary to provide a simulation tool capable of reducing the requirements of manpower and material resources, shortening the time, and testing whether the influence of the light spot reflected by the bracket in the imaging area on the sensing effect of the camera is within the acceptable degree without being influenced by weather.

In order to solve the technical problems, the application provides the following technical scheme:

a simulation tool for verifying the effect of a light spot generated by a camera support on a windshield on camera imaging, wherein the camera is mounted on the camera support; the simulation tool includes:

the bearing tool can bear a windshield, wherein a camera is arranged on the windshield through a camera bracket;

the target shooting object is arranged opposite to the bearing tool so as to provide shooting materials for the camera; and

the light source module comprises a light emitting element which can emit light and provide a light source for the camera, wherein the light source module can drive the light emitting element to adjust the position of the bearing tool.

It can be understood that through bearing the mutual cooperation of frock, target shooting thing and light source module, simulation camera and camera support dress are on the laboratory car, and the facula that the glossiness of the different camera supports of being convenient for verify arouses is to the influence of camera perception, and the whole process of simulation can be gone on in the laboratory, has avoided outdoor work to the influence of environmental weather, has reduced the input of time cost and manpower and materials.

In one embodiment, the light source module further includes a telescopic component, and the light emitting element is mounted on the telescopic component, so that the light emitting element is driven by the telescopic component to control the light emitting element to move up and down relative to the camera bracket.

It can be understood that by arranging the telescopic component, the luminous element can be adjusted relative to the upper and lower positions of the camera, so that the light source module can simulate the sun illumination at different moments.

In one embodiment, the telescopic assembly comprises a support tube, a telescopic tube and a locking piece, wherein the telescopic tube is telescopically arranged on the support tube and is locked by the locking piece;

wherein, the luminous element is installed on the telescopic pipe and is far away from one end of the stay tube.

It will be appreciated that by providing a support tube, telescoping tube and locking member, one embodiment of the telescoping assembly on the simulation tool is embodied with the function of supporting and adjusting the position of the light emitting element.

In one embodiment, the light emitting element is movably mounted on the telescopic assembly, and the position of the light emitting element relative to the telescopic assembly can be adjusted to adjust the irradiation angle of the light emitting element towards the camera.

It can be appreciated that by movably connecting the light emitting element to the telescopic assembly, the light emitting element can be angularly adjusted relative to the camera support, so as to facilitate simulating sunlight.

In one embodiment, the light source module further comprises a fixing seat and a connecting sphere, wherein a spherical cavity is formed in the fixing seat, the spherical cavity is matched with the connecting sphere, and the connecting sphere is rotatably arranged in the spherical cavity of the fixing seat;

the fixing seat is arranged on the telescopic assembly, and the light-emitting element is arranged on the connecting sphere.

It can be understood that the movable connection between the light-emitting element and the telescopic component is specifically realized by arranging the fixing seat and the connecting ball head, and the function of adjusting the irradiation angle of the light-emitting element is realized.

In one embodiment, the bearing tool comprises a fixed frame and a vertical adjustment mechanism, wherein the fixed frame can bear and fix the windshield;

the fixed frame is arranged on the vertical adjusting mechanism, and the vertical adjusting mechanism can drive the fixed frame to adjust the position relative to the target shooting object.

It can be understood that the windshield can be mounted on the fixed frame by arranging the fixed frame and the vertical adjusting mechanism, and the adjusting position can be adjusted up and down relative to the target shooting object under the driving of the vertical adjusting mechanism, so that the test requirement is met.

In one embodiment, the vertical adjustment mechanism includes a telescopic driving member, and a telescopic portion of the telescopic driving member is movably connected with the fixed frame, so as to control the fixed frame to perform an angular adjustment with respect to the target object under the driving of the telescopic driving member.

It can be appreciated that by providing a telescopic driving member, the vertical adjustment mechanism in one embodiment of the simulation tool has the effect of driving the fixed frame to drive the windshield to perform angular adjustment relative to the target object.

In one embodiment, the bearing tool further comprises a translation adjusting mechanism, and the fixed frame, the vertical adjusting mechanism and/or the target shooting object are/is mounted on the translation adjusting mechanism for adjusting the distance between the windshield and the target shooting object.

It can be understood that by arranging the translation adjusting mechanism, the fixed frame and the vertical adjusting mechanism drive the windshield to adjust relative to the front-back direction and the left-right direction of the target shooting object, and the target shooting object can also adjust relative to the front-back direction and the left-right direction of the windshield under the drive of the translation adjusting mechanism.

In one embodiment, the target photographic object is configured as a display for displaying video or photos.

It can be understood that by setting the target shooting object as the display, the display plays videos or photos of different environmental road conditions such as in and out of the tunnel, and the videos or photos have no reflection light spots, so that the outdoor test scene can be simulated.

In one embodiment, the simulation tool further includes a mounting substrate, and the bearing tool, the target shooting object and the light source module are all mounted on the mounting substrate.

It can be understood that the complete equipment is formed by installing the bearing tool, the target shooting object and the light source module on the mounting substrate, so that the use is convenient.

Due to the application of the scheme, compared with the prior art, the application has the following advantages:

the utility model discloses a simulation tool of protection is requested through setting up and bears the weight of the state that mutually supports of frock, target shooting thing and light source module, simulation camera and camera support dress on the laboratory car, and the facula that the glossiness of the different supports of verification of being convenient for arouses is to the influence of camera perception, and the whole process of simulation can be gone on in the laboratory, has avoided the during outdoor work to receive the influence of environmental weather, has reduced the input of time cost and manpower and materials.

Drawings

In order to more clearly illustrate the technical solutions of embodiments or conventional techniques of the present application, the drawings that are required to be used in the description of the embodiments or conventional techniques will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person of ordinary skill in the art.

FIG. 1 is a schematic diagram of a simulation tool according to an embodiment of the present application.

Reference numerals: 100. a simulation tool; 10. carrying a tool; 11. a fixed frame; 111. fixing the table top; 112. a support frame; 113. a rotating shaft; 12. a vertical adjustment mechanism; 13. a translational adjustment mechanism; 131. a first linear slide rail; 132. the second linear slide rail; 20. a windshield; 30. a light source module; 31. a light emitting element; 32. a telescoping assembly; 40. a target photographic subject; 401. a display; 50. a mounting substrate; 200. a camera bracket; 300. a camera is provided.

Detailed Description

In order to make the above objects, features and advantages of the present application more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is, however, susceptible of embodiment in many other forms than those described herein and similar modifications can be made by those skilled in the art without departing from the spirit of the application, and therefore the application is not to be limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used in the description of the present application for purposes of illustration only and do not represent the only embodiment.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are 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 the description of the present application, the meaning of "plurality" is at least two, such as two, three, etc., unless explicitly defined otherwise.

In this application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be a direct contact of the first feature with the second feature, or an indirect contact of the first feature with the second feature via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely under the second feature, or simply indicating that the first feature is less level than the second feature.

Unless defined otherwise, all technical and scientific terms used in the specification of this application have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the present application. The term "and/or" as used in the specification of this application includes any and all combinations of one or more of the associated listed items.

The simulation tool 100 claimed in the present application is used to verify the effect of a light spot generated by the camera mount 200 on the windshield 20 on the imaging of the camera 300.

Referring to fig. 1, an embodiment of a simulation tool 100 is provided, in which a camera 300 is mounted on a camera stand 200; the simulation tool 100 includes: the bearing tool 10, wherein the bearing tool 10 can bear the windshield 20, and a camera 300 is arranged on the windshield 20 through a camera bracket 200; the target shooting object 40 is arranged opposite to the bearing tool 10, so that shooting materials are provided for the camera 300; and the light source module 30 includes a light emitting element 31, the light emitting element 31 can emit light and provide a light source for the camera 300, wherein the light source module 30 can drive the light emitting element 31 to adjust the position relative to the bearing tool 10. Through bearing the mutual cooperation of frock 10, target shooting thing 40 and light source module 30, simulation camera 300 and camera support 200 dress are on the laboratory car, and the facula that the glossiness of the different camera supports 200 arouses of being convenient for verify is to the influence of camera 300 perception, and the whole course of simulation can go on in the laboratory, has avoided the during outdoor work to receive the influence of environmental weather, has reduced the input of time cost and manpower and materials.

In an embodiment, the load-bearing tool 10 includes a fixed frame 11 and a vertical adjustment mechanism 12, the fixed frame 11 mainly includes a fixed table 111 and a support frame 112, the fixed table 111 is mounted on the vertical adjustment mechanism 12, and the fixed table 111 and the support frame 112 form an included angle and are rotationally connected through a rotation shaft 113. The windshield 20 is installed in the supporting frame 112, so that when the supporting frame 112 rotates relative to the fixed table top 111 through the rotating shaft 113, the windshield 20 is driven to adjust the inclination angle, and the simulation of the inclination angles of the glass of different types of vehicles is realized. Of course, the fixed frame 11 is not limited to the above-described arrangement, and may be provided as a cylinder, a pulley, or the like.

Further, the vertical adjustment mechanism 12 is mounted below the fixed frame 11, and serves to fix and support the fixed frame 11 and the windshield 20. The vertical adjustment mechanism 12 can move along the direction perpendicular to the fixed table 111 to drive the fixed frame 11 to adjust the position of the target object 40, so that the windshield 20 can be driven by the vertical adjustment mechanism 12 to adjust the angle of the target object 40, and the adjustment position meets the test requirement.

The vertical adjustment mechanism 12 includes a telescopic driving member (not shown), and a telescopic portion of the telescopic driving member is movably connected with the fixed table top 111 of the fixed frame 11, so as to control the fixed frame 11 to perform an angle adjustment relative to the target object 40 under the driving of the telescopic driving member, so that the vertical adjustment mechanism 12 has the effect of driving the fixed frame 11 to drive the windshield 20 to perform an angle adjustment relative to the target object 40 in a specific embodiment of the simulation tool 100. The telescopic driving piece can be specifically arranged as a telescopic motor or a telescopic cylinder and the like.

Further, the carrying tool 10 further includes a translation adjusting mechanism 13, and the fixed frame 11, the vertical adjusting mechanism 12 and/or the target shooting object 40 are mounted on the translation adjusting mechanism 13. The translation adjusting mechanism 13 includes a first linear rail 131 and a second linear rail 132, where the first linear rail 131 and the second linear rail 132 intersect and are substantially cross-shaped. The vertical adjustment mechanism 12 is movably connected with the first linear rail 131 and/or the second linear rail 132, so that the vertical adjustment mechanism 12 can drive the fixed frame 11 and the windshield 20 to move along the direction of the first linear rail 131 or the second linear rail 132 for adjusting the distance between the windshield 20 and the target photographic object 40. Meanwhile, the target photographic subject 40 is movably mounted on the first linear slide rail 131 and/or the second linear slide rail 132, so that the target photographic subject 40 can be adjusted in position relative to the windshield 20. Specifically, the target photographic subject 40 and the translational adjustment mechanism 13 may be slidably engaged with each other by an inner sleeve and an outer sleeve, so that the target photographic subject 40 can move up and down relative to the translational adjustment mechanism 13.

The vertical adjustment mechanism 12 and the translational adjustment mechanism 13 are not limited to the above-described configuration, and may be configured as a robot arm or the like for a person skilled in the art.

In an embodiment, the light emitting element 31 is movably mounted on the telescopic component 32, and the position of the light emitting element 31 relative to the telescopic component 32 can be adjusted, so that the light emitting element 31 can move along the axial direction of the telescopic component 32 to adjust the illumination angle of the light emitting element 31 towards the camera 300, and the light emitting element 31 can adjust the illumination intensity according to the requirement, so as to be convenient for simulating the sunlight illumination at different moments. The light emitting element 31 may be provided as an LED lamp, a fluorescent lamp, or the like.

Further, the light source module 30 further includes a fixing base (not shown) and a connection sphere (not shown), the fixing base and the connection sphere are disposed between the light emitting element 31 and the telescopic assembly 32, the fixing base is mounted on the telescopic assembly 32, and the light emitting element 31 is mounted on the connection sphere. The fixing seat is internally provided with a spherical containing cavity, the spherical containing cavity is matched with the connecting sphere, and the connecting sphere is rotatably arranged in the spherical containing cavity of the fixing seat, so that movable connection between the light-emitting element 31 and the telescopic component 32 is specifically realized, and the light-emitting element 31 can be subjected to angle adjustment relative to the telescopic component 32.

In an embodiment, the light emitting element 31 is mounted on the telescopic component 32, and the light emitting element 31 can move up and down relative to the camera bracket 200 under the driving of the telescopic component 32, so as to adjust the up and down position relative to the camera 300, and facilitate the light source module 30 to simulate the sun illumination at different moments.

The telescopic assembly 32 includes a support tube fixedly mounted on the mounting substrate 50, a telescopic tube telescopically mounted on the support tube, and a locking member (not shown) for locking. That is, by movably sleeving the telescopic tube on the support tube, when the telescopic tube moves along the axial direction of the support rod, the total length of the telescopic tube and the support tube is lengthened or shortened, specifically, the telescopic tube can be sleeved on the inner wall of the support tube or the outer wall of the support tube. The light emitting element 31 is mounted on the end of the telescopic tube remote from the support tube. Thus, to embody one embodiment of the telescopic assembly 32 on the simulation tool 100, it has the function of supporting and adjusting the position of the light emitting element 31. The locking element may in particular be provided as a bolt, screw or the like.

In one embodiment, the target object 40 is configured as a display 401 for displaying video or photo, so that the display 401 can simulate the actual road condition. The low-distortion camera is adopted to collect videos or photos of different environmental road conditions such as in and out of a tunnel and the like without light spots, the display 401 can rapidly switch different scenes to meet the requirement of verifying the light spots, the invalid road collection process work is greatly reduced, the videos or photos can be reused, the follow-up time and labor investment are reduced, and the cost is saved. Of course, the target subject 40 is not limited to the above-described arrangement, and may be provided as a poster or the like.

In an embodiment, the simulation tool 100 further includes a mounting substrate 50, and the carrying tool 10, the target object 40 and the light source module 30 are all mounted on the mounting substrate 50 to form a complete set of the simulation tool 100 for convenient use.

In summary, in the testing process using the simulation tool 100, the glossiness of the camera support 200 is first tested, the glossiness is determined to be within the verification range of the simulation tool 100, then the camera 300 with the known internal reference is fixed on the camera support 200, the camera support 200 with the camera 300 is attached to the windshield 20, specifically, the attaching manner may be an adhesive, and the edge gap between the camera support 200 and the windshield 20 is sealed, so as to avoid dust or parasitic light interference. Then, the optical axis of the camera 300 is aligned with the center of the video or photo played back on the display 401, the distance between the camera 300 and the display 401 is adjusted, the left and right boundaries of the field of view of the camera 300 are consistent with the boundaries of the video or photo played back, then, the light source module 30 is started, the position, illumination intensity, illumination angle and the like of the light emitting element 31 are adjusted, and the light spot generated in the imaging area of the camera 300 in the simulation tool 100 simulates the light spot effect during outdoor test. Finally, checking the light spot generated by the camera bracket 200 on the imaging area of the camera 300 on the external monitor, and further judging whether the influence of the light spot on the sensing result of the camera 300 is in the receiving range. If the camera is not in the receiving range, the camera bracket 200 is directly subjected to the optimal design; if the test is within the acceptance range, further loading to carry out experimental verification and road mining endurance test of a small number of special scenes.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples only represent a few embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the claims. It should be noted that it would be apparent to those skilled in the art that various modifications and improvements could be made without departing from the spirit of the present application, which would be within the scope of the present application. Accordingly, the scope of the present application is to be determined by the following claims.

Claims (10)

1. A simulation tool for verifying an effect of a light spot generated by a camera mount (200) on a windshield (20) on imaging of a camera (300), wherein the camera (300) is mounted to the camera mount (200); characterized in that the simulation tool (100) comprises:

the bearing tool (10), wherein the bearing tool (10) can bear the windshield (20), and a camera (300) is arranged on the windshield (20) through a camera bracket (200);

the target shooting object (40) is arranged opposite to the bearing tool (10) so as to provide shooting materials for the camera (300); and

the light source module (30), the light source module (30) includes light emitting component (31), light emitting component (31) can give camera (300) provides the light source, wherein, light source module (30) can drive light emitting component (31) are relative bear the position adjustment of frock (10).

2. The simulation tool according to claim 1, wherein the light source module (30) further comprises a telescopic assembly (32), and the light emitting element (31) is mounted on the telescopic assembly (32) so as to control the light emitting element (31) to move up and down relative to the camera bracket (200) under the driving of the telescopic assembly (32).

3. Simulation tool according to claim 2, characterized in that the telescopic assembly (32) comprises a support tube, a telescopic tube and a locking element, the telescopic tube being telescopically mounted on the support tube and locked with the locking element;

wherein the light emitting element (31) is arranged at one end of the telescopic tube far away from the supporting tube.

4. A simulation tool according to claim 2, wherein the light emitting element (31) is movably mounted on the telescopic assembly (32), and the light emitting element (31) is capable of being adjusted in position relative to the telescopic assembly (32) to adjust the illumination angle of the light emitting element (31) towards the camera (300).

5. The simulation tool according to claim 4, wherein the light source module (30) further comprises a fixing seat and a connecting sphere, the fixing seat is internally provided with a spherical cavity, the spherical cavity is matched with the connecting sphere, and the connecting sphere is rotatably arranged in the spherical cavity of the fixing seat;

the fixing seat is mounted on the telescopic assembly (32), and the light-emitting element (31) is mounted on the connecting sphere.

6. Simulation tool according to claim 1, characterized in that the load-bearing fixture (10) comprises a fixed frame (11) and a vertical adjustment mechanism (12), the fixed frame (11) being capable of carrying and fixing the windscreen (20);

the fixed frame (11) is mounted on the vertical adjustment mechanism (12), and the vertical adjustment mechanism (12) can drive the fixed frame (11) to adjust the position relative to the target shooting object (40).

7. The simulation tool according to claim 6, wherein the vertical adjustment mechanism (12) comprises a telescopic driving piece, and a telescopic part of the telescopic driving piece is movably connected with the fixed frame (11) so as to control the fixed frame (11) to perform angle adjustment relative to the target shooting object (40) under the driving of the telescopic driving piece.

8. Simulation tool according to claim 6, wherein the load tool (10) further comprises a translational adjustment mechanism (13), the fixed frame (11) and the vertical adjustment mechanism (12) and/or the target photographic object (40) being mounted on the translational adjustment mechanism (13) for adjusting the distance between the windscreen (20) and the target photographic object (40).

9. Simulation tool according to claim 1, characterized in that the target photographic subject (40) is arranged as a display (401) for displaying video or pictures.

10. The simulation tool according to claim 1, wherein the simulation tool (100) further comprises a mounting substrate (50), and the carrier tool (10), the target photographic subject (40) and the light source module (30) are mounted on the mounting substrate (50).

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