Explosion-proof camera precision testing device
By designing an explosion-proof camera accuracy test device including electric telescopic rods, gears and rotating rods, the problem of camera offset during the test is solved, and higher detection accuracy and working efficiency are achieved.
Patent Information
- Application Number
- CN202421324582.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-12
- Publication Date
- 2025-02-14
- Estimated Expiration
- 2034-06-12
AI Technical Summary
In the prior art, explosion-proof cameras are prone to shift during testing, poor stability, resulting in low detection accuracy and working efficiency.
An explosion-proof camera accuracy test device is designed, using components such as electric telescopic rods, gears and rotating rods. Through the cooperation of gears and rotating rods, the camera can be clamped and fixed, prevented offset, and the threaded columns and slides are driven by the motor. block, realizes the movement of the shadow screen and tests the effect of the camera in different positions.
It effectively prevents the camera from being offset during the test, improves the accuracy and work efficiency of detection, and ensures the reliability of the accuracy test results of the explosion-proof camera.
Smart Images
Figure CN222481782U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of camera testing, in particular to an explosion-proof camera accuracy testing device. Background Art
[0002] With the development of science and technology, we have entered the digital age, and the advent of the digital age has promoted the rapid development of the camera industry. The camera is a video input device and is widely used in video conferencing, telemedicine and real-time monitoring. The performance of the camera has a great impact on the electronic equipment that depends on the camera. Conventional camera products cannot be used in high-risk flammable and explosive scenes, and they need to have explosion-proof functions. Therefore, explosion-proof cameras need to be strictly tested before leaving the factory.
[0003] One of the test methods of explosion-proof cameras is to set up a screen within the camera's observation range. In the prior art, the screen consists of a square glass and a layer pasted on the glass. During the test, the camera is fixed on one side, and the screen is fixed on the bracket on the other side. During the test, it is necessary to test the camera's front view and various oblique rotation effects. At present, the camera is prone to offset during testing and has poor stability, resulting in low accuracy and low work efficiency during testing. Therefore, it is very important to fix the camera when performing accuracy testing on the explosion-proof camera. Utility Model Content
[0004] In order to remedy the above deficiencies, the utility model provides an explosion-proof camera accuracy testing device, which aims to improve the problem of easy deviation during camera testing.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an explosion-proof camera accuracy testing device, comprising a test bench, the top of the test bench is fixedly connected to an electric telescopic rod, the output end of the electric telescopic rod is fixedly connected to a gear column, the top of the test bench is fixedly connected to a first gear through an installation component, the teeth of the first gear are meshed with a second gear, the teeth of the first gear are meshed with the teeth of the gear column, the top of the first gear is provided with two rotating rods through the installation component, the tops of the two rotating rods are fixedly connected with positioning blocks, and the top of the test bench is provided with a moving component.
[0006] Preferably, the moving component includes a motor, an outer wall of the motor is fixedly connected to the top of the test bench, an output end of the motor is fixedly connected to a threaded column, an outer wall of the threaded column is threadedly connected to a slider, the bottom of the slider is slidably connected to the top of the test bench, and a screen is provided on the top of the slider.
[0007] Preferably, the mounting assembly includes a second rotating column, one end of which is rotatably connected to the top of the test bench, the middle part of the first gear is fixedly connected to the outer wall of the second rotating column, the top of the test bench is rotatably connected to the first rotating column, the middle part of the second gear is fixedly connected to the outer wall of the first rotating column, the outer wall of the first rotating column is fixedly connected to the inside of a rotating rod, and the outer wall of the second rotating column is fixedly connected to the inside of another rotating rod.
[0008] Preferably, the top of the slider is fixedly connected to a moving plate, the inner wall of the moving plate is slidably connected to a base, the top of the base is fixedly connected to a mounting frame, and one side of the mounting frame is fixedly connected to one side of the screen.
[0009] Preferably, an electric push rod is fixedly connected to the inner wall of the movable plate, and an output end of the electric push rod is fixedly connected to one side of the base.
[0010] Preferably, a support plate is fixedly connected to the top of the test bench, and the outer wall of the gear column is slidably connected to the inside of the support plate.
[0011] Preferably, a vertical plate is fixedly connected to the top of the test bench, and one end of the threaded column is rotatably connected to the inside of the vertical plate.
[0012] Preferably, a placement table is fixedly connected to the top of the test bench, and the placement table is located below the positioning block.
[0013] The utility model has the following beneficial effects:
[0014] 1. In the utility model, the gear column is pushed to slide by the electric telescopic rod, and the sliding of the gear column realizes the rotation of the first gear, and the rotation of the second gear is realized by the rotation of the first gear, and the rotation of the second rotating column is realized by the rotation of the first gear, and the rotation of the first rotating column is realized by the rotation of the second gear. The rotation of the rotating rod is realized by the rotation of the first rotating column and the second rotating column, and the movement of the positioning block is realized by the rotation of the rotating rod. The explosion-proof camera placed on the top of the placement table is clamped and fixed by the movement of the positioning block to prevent the camera from shifting during detection and affecting the detection result.
[0015] 2. In the utility model, the threaded column is driven to rotate by a motor, and the rotation of the threaded column drives the slider to slide on the top of the test bench, and the electric push rod drives the base to slide in the movable plate. The movement of the base and the slider is used to realize the movement of the screen. The movement of the screen can test the shooting effect of the explosion-proof camera at different positions of the screen, thereby improving the accuracy of detection. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1This is a stereoscopic diagram of an explosion-proof camera accuracy testing device proposed by the utility model;
[0017] Figure 2 A schematic diagram of a tooth column of an explosion-proof camera accuracy testing device proposed by the utility model;
[0018] Figure 3 A schematic diagram of a moving plate of an explosion-proof camera accuracy testing device proposed by the utility model.
[0019] Legend:
[0020] 1. Test bench; 2. Placement table; 3. Vertical board; 4. Sliding block; 5. Threaded column; 6. Motor; 7. First rotating column; 8. Electric telescopic rod; 9. Support plate; 10. Gear column; 11. Second rotating column; 12. First gear; 13. Rotating rod; 14. Positioning block; 15. Second gear; 16. Screen; 17. Moving plate; 18. Base; 19. Electric push rod; 20. Mounting frame. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings of the specification of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0022] Reference Figure 1-Figure 3 The utility model provides an embodiment: an explosion-proof camera accuracy testing device, comprising a test bench 1, the top of the test bench 1 is fixedly connected with an electric telescopic rod 8, the output end of the electric telescopic rod 8 is fixedly connected with a tooth column 10, the top of the test bench 1 is fixedly connected with a first gear 12 through a mounting assembly, the teeth of the first gear 12 are meshed with a second gear 15, the teeth of the first gear 12 are meshed with the teeth of the tooth column 10, the top of the first gear 12 is provided with two rotating rods 13 through a mounting assembly, the tops of the two rotating rods 13 are fixedly connected with a positioning block 14, the top of the test bench 1 is fixedly connected with a placing table 2, the placing table 2 is located below the positioning block 14, the top of the test bench 1 is fixedly connected with a support plate 9, the outer wall of the tooth column 10 is slidably connected to the inside of the support plate 9, and the top of the test bench 1 is provided with a moving assembly.
[0023] Specifically, when testing the explosion-proof camera, place it on the top of the placement table 2, then start the electric telescopic rod 8, and push the tooth column 10 to slide inside the support plate 9 through the electric telescopic rod 8, the teeth of the first gear 12 match the tooth grooves of the tooth column 10, and the first gear 12 rotates when the tooth column 10 slides, and the second gear 15 engages with the first gear 12, and the rotation of the second gear 15 is achieved by the rotation of the first gear 12. When the second gear 15 and the first gear 12 rotate, the rotation of the rotating rod 13 is achieved through the installation assembly, and the rotation of the positioning block 14 is achieved by the rotation of the rotating rod 13. The explosion-proof camera placed on the top of the placement table 2 is clamped and fixed through the movement of the positioning block 14 to prevent the camera from shifting during detection and affecting the detection result.
[0024] Reference Figure 1 and Figure 3 The moving component includes a motor 6, the outer wall of the motor 6 is fixedly connected to the top of the test bench 1, the output end of the motor 6 is fixedly connected to a threaded column 5, the outer wall of the threaded column 5 is threadedly connected to a slider 4, the bottom of the slider 4 is slidably connected to the top of the test bench 1, a screen 16 is provided on the top of the slider 4, the top of the test bench 1 is fixedly connected to a vertical plate 3, and one end of the threaded column 5 is rotatably connected to the inside of the vertical plate 3.
[0025] Specifically, the motor 6 drives the threaded column 5 to rotate, and the rotation of the threaded column 5 drives the slider 4 to slide on the top of the test bench 1. The sliding of the slider 4 realizes the movement of the screen 16. The movement of the screen 16 can test the camera effect of the explosion-proof camera for the screen 16 in different positions, thereby improving the accuracy of detection.
[0026] Reference Figure 1 and Figure 2 The mounting assembly includes a second rotating column 11, one end of the second rotating column 11 is rotatably connected to the top of the test bench 1, the middle part of the first gear 12 is fixedly connected to the outer wall of the second rotating column 11, the top of the test bench 1 is rotatably connected to the first rotating column 7, the middle part of the second gear 15 is fixedly connected to the outer wall of the first rotating column 7, the outer wall of the first rotating column 7 is fixedly connected to the inside of a rotating rod 13, and the outer wall of the second rotating column 11 is fixedly connected to the inside of another rotating rod 13.
[0027] Specifically, the second rotating column 11 is rotated by the rotation of the first gear 12, the first rotating column 7 is rotated by the rotation of the second gear 15, the rotating rod 13 is rotated by the rotation of the first rotating column 7 and the second rotating column 11, thereby driving the positioning block 14 to move, thereby fixing the explosion-proof camera.
[0028] Reference Figure 1 and Figure 3The top of the slider 4 is fixedly connected to a moving plate 17, the inner wall of the moving plate 17 is slidably connected to a base 18, the top of the base 18 is fixedly connected to a mounting frame 20, one side of the mounting frame 20 is fixedly connected to one side of the screen 16, the inner wall of the moving plate 17 is fixedly connected to an electric push rod 19, and the output end of the electric push rod 19 is fixedly connected to one side of the base 18.
[0029] Specifically, the screen 16 is fixed by the mounting frame 20, and the base 18 is pushed to slide in the movable plate 17 by the electric push rod 19, so that the distance between the screen 16 and the explosion-proof camera can be adjusted by the sliding of the base 18.
[0030] Working principle: When using the device, first place the explosion-proof camera on the top of the placement table 2, and then start the electric telescopic rod 8, the electric telescopic rod 8 pushes the tooth column 10 to slide, when the tooth column 10 slides, the first gear 12 rotates, the second gear 15 meshes with the first gear 12, when the first gear 12 rotates, the second gear 15 rotates synchronously, when the first gear 12 rotates, the second rotating column 11 rotates, when the second gear 15 rotates, the first rotating column 7 rotates, the rotation of the first rotating column 7 and the second rotating column 11 realizes the rotation of the rotating rod 13, and then drives the positioning block 1 4 moves to fix the explosion-proof camera, so that the camera is aimed at the screen 16, and then the motor 6 drives the threaded column 5 to rotate. The rotation of the threaded column 5 drives the slider 4 to slide on the top of the test bench 1. When the slider 4 slides, the screen 16 moves, and then the electric push rod 19 is started to push the base 18 to slide in the moving plate 17. The distance between the screen 16 and the explosion-proof camera is adjusted by the sliding of the base 18. The movement of the screen 16 can test the shooting effect of the explosion-proof camera on the screen 16 at different positions, thereby improving the accuracy of detection and making the detection more accurate.
[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. An explosion-proof camera accuracy testing device, comprising a test bench (1), characterized in that: The top of the test bench (1) is fixedly connected to an electric telescopic rod (8), the output end of the electric telescopic rod (8) is fixedly connected to a tooth column (10), the top of the test bench (1) is fixedly connected to a first gear (12) through a mounting assembly, the teeth of the first gear (12) are meshingly connected to a second gear (15), the teeth of the first gear (12) are meshingly connected to the tooth grooves of the tooth column (10), the top of the first gear (12) is provided with two rotating rods (13) through a mounting assembly, the tops of the two rotating rods (13) are fixedly connected to positioning blocks (14), and the top of the test bench (1) is provided with a moving assembly.
2. The explosion-proof camera accuracy testing device according to claim 1, characterized in that: The moving assembly comprises a motor (6), the outer wall of the motor (6) is fixedly connected to the top of the test bench (1), the output end of the motor (6) is fixedly connected to a threaded column (5), the outer wall of the threaded column (5) is threadedly connected to a slider (4), the bottom of the slider (4) is slidably connected to the top of the test bench (1), and a shadow screen (16) is arranged on the top of the slider (4).
3. The explosion-proof camera accuracy testing device according to claim 1, characterized in that: The mounting assembly comprises a second rotating column (11), one end of the second rotating column (11) is rotatably connected to the top of the test bench (1), the middle part of the first gear (12) is fixedly connected to the outer wall of the second rotating column (11), the top of the test bench (1) is rotatably connected to the first rotating column (7), the middle part of the second gear (15) is fixedly connected to the outer wall of the first rotating column (7), the outer wall of the first rotating column (7) is fixedly connected to the inside of a rotating rod (13), and the outer wall of the second rotating column (11) is fixedly connected to the inside of another rotating rod (13).
4. The explosion-proof camera accuracy testing device according to claim 2, characterized in that: The top of the slider (4) is fixedly connected to a moving plate (17), the inner wall of the moving plate (17) is slidably connected to a base (18), the top of the base (18) is fixedly connected to a mounting frame (20), and one side of the mounting frame (20) is fixedly connected to one side of the screen (16).
5. The explosion-proof camera accuracy testing device according to claim 4, characterized in that: An electric push rod (19) is fixedly connected to the inner wall of the movable plate (17), and an output end of the electric push rod (19) is fixedly connected to one side of the base (18).
6. The explosion-proof camera accuracy testing device according to claim 1, characterized in that: A support plate (9) is fixedly connected to the top of the test bench (1), and the outer wall of the tooth column (10) is slidably connected to the inside of the support plate (9).
7. The explosion-proof camera accuracy testing device according to claim 2, characterized in that: The top of the test bench (1) is fixedly connected to a vertical plate (3), and one end of the threaded column (5) is rotatably connected to the inside of the vertical plate (3).
8. The explosion-proof camera accuracy testing device according to claim 1, characterized in that: The top of the test bench (1) is fixedly connected to a placement table (2), and the placement table (2) is located below the positioning block (14).