Load testing device capable of automatically measuring

Abstract

The utility model discloses a load testing device capable of automatic measurement, which belongs to the technical field of photovoltaic testing equipment and comprises a rack, and a clamping assembly used for clamping a photovoltaic panel is mounted at the lower end of the rack; an adjusting assembly used for adjusting the distance is installed at the upper end of the machine frame. The adjusting assembly comprises an equal-interval adjusting assembly, an air cylinder, a testing pressure head and a sliding rod. By means of the mode, photovoltaic panels with different widths can be clamped, and it is prevented that the photovoltaic panels shift when loads are measured, and the measurement result is affected; and load testing can be carried out on photovoltaic panels with different lengths.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic testing equipment, in particular to a load testing device capable of automatic measurement. Background Art

[0002] Photovoltaic panels are devices that use the photovoltaic effect of solar energy to generate electricity. They are also called solar panels. They are composed of multiple photovoltaic cells and can directly convert sunlight into electrical energy. Photovoltaic panels are widely used in solar power generation systems, outdoor lighting, aerospace, etc. They are a clean and renewable energy device. With the development of the solar energy industry, the performance and efficiency of photovoltaic panels are constantly improving, becoming an important part of future energy development.

[0003] Chinese patent CN113131866B discloses a test fixture for photovoltaic module load testing, including an equipment frame and a test mechanism installed on the equipment frame, the test mechanism includes a plurality of test pressure heads and a test pressure plate driven to rise and fall by a test drive box, and a through hole is provided on the test pressure plate for the test pressure head to pass through.

[0004] However, the distance between the test plates in this patent cannot be changed, and cannot adapt to photovoltaic panels of different lengths.

[0005] Based on this, the utility model designs a load testing device capable of automatic measurement to solve the above problems. Utility Model Content

[0006] In view of the above-mentioned shortcomings of the prior art, the utility model provides a load testing device capable of automatic measurement.

[0007] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0008] A load testing device capable of automatic measurement comprises a frame;

[0009] A clamping assembly for clamping a photovoltaic panel is installed at the lower end of the frame;

[0010] An adjustment component for adjusting the spacing is installed at the upper end of the frame;

[0011] The adjustment component includes an equidistant adjustment component, a cylinder, a test pressure head and a sliding rod. The equidistant adjustment component is connected to a frame, a plurality of sliding rods are fixedly connected to the inner wall of the upper end of the frame, the equidistant adjustment component is connected to a plurality of cylinders, a test pressure head is fixedly connected to the output end of the cylinder, and the equidistant adjustment component is connected to the sliding rod.

[0012] Furthermore, the clamping assembly includes a fixed plate, a first motor, a bidirectional threaded rod, a sliding rail, a clamping plate and a square hole. Two square holes are provided on the front and rear sides of the upper end of the fixed plate. The upper inner wall of the fixed plate is fixedly connected with the sliding rail. The rear end of the fixed plate is fixedly connected with the first motor. The output end of the first motor passes through the fixed plate and is fixedly connected to the bidirectional threaded rod. The front and rear ends of the bidirectional threaded rod are both threadedly connected to the lower end of the clamping plate. The upper end of the clamping plate passes through the square hole and is slidably connected to the square hole. The front end end of the bidirectional threaded rod is rotatably connected to the front end of the fixed plate through a bearing, and the sliding rail is slidably connected to the clamping plate.

[0013] Furthermore, the threads at the front and rear ends of the bidirectional threaded rod rotate in opposite directions.

[0014] Furthermore, the fixing plate is fixedly connected to the inner wall of the lower end of the frame.

[0015] Furthermore, the equal-interval adjustment component includes a second motor, a threaded rod, a connecting block, a fixed block, a sliding groove, a movable plate, an inclined groove, a mounting plate and a connecting hole.

[0016] Furthermore, the output end of the second motor passes through the frame and is fixedly connected to the threaded rod, the rear end of the threaded rod passes through the fixed block and is rotatably connected to the fixed block, sliding grooves are opened on the left and right sides of the upper end of the frame, the movable plate is embedded in the sliding grooves and is slidably connected to the sliding grooves, a plurality of inclined grooves are opened on the movable plate, the connecting rods at the upper ends of the plurality of mounting plates all pass through the inclined grooves and are slidably connected to the inclined grooves, the front end of the movable plate is fixedly connected to a connecting block, the upper end of the connecting block passes through the connecting hole and is threadedly connected to the threaded rod.

[0017] Furthermore, the fixing block is fixedly connected to the upper end of the frame, a connecting hole is provided at the upper end of the frame, and the second motor is fixedly connected to the front side of the upper end of the frame.

[0018] Furthermore, the plurality of cylinders are fixedly connected to the lower end of the mounting plate, and the front and rear ends of the mounting plate are slidably connected to the slide rod.

[0019] The utility model has the following technical effects:

[0020] When the utility model clamps the photovoltaic panel, the photovoltaic panel is placed on the fixed plate, and the first motor is started, the first motor drives the bidirectional threaded rod to rotate, and the bidirectional threaded rod drives the clamping plate to slide inward along the slide rail to clamp the photovoltaic panel;

[0021] The utility model can clamp photovoltaic panels of different widths to prevent the photovoltaic panels from shifting when measuring loads, thereby affecting the measurement results.

[0022] When the utility model adjusts the distance according to the length of the photovoltaic panel, the second motor is started, the second motor drives the threaded rod to rotate, the threaded rod drives the connecting block to move forward and backward, the connecting block drives the moving plate to slide forward and backward in the sliding groove, the mounting plate slides inward and outward along the sliding rod under the joint action of the sliding rod, the moving plate and the inclined groove, the mounting plate drives the cylinder to slide inward and outward, and the cylinder drives the test pressure head to slide inward and outward, so as to adapt to photovoltaic panels of different lengths;

[0023] The utility model can carry out load tests on photovoltaic panels of different lengths. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0025] Figure 1 The utility model is a three-dimensional load test device capable of automatic measurement Figure 1 ;

[0026] Figure 2 It is a front view of a load testing device capable of automatic measurement according to the utility model;

[0027] Figure 3 The utility model is a three-dimensional load test device capable of automatic measurement Figure 2 ;

[0028] Figure 4 The utility model is a three-dimensional load test device capable of automatic measurement Figure 3 ;

[0029] Figure 5 The utility model is a three-dimensional load test device capable of automatic measurement Figure 4 .

[0030] The numbers in the figure represent:

[0031] 1. Frame; 2. Clamping assembly; 21. Fixed plate; 22. First motor; 23. Bidirectional threaded rod; 24. Slide rail; 25. Clamp plate; 26. Square hole; 3. Adjustment assembly; 31. Equal spacing adjustment assembly; 311. Second motor; 312. Threaded rod; 313. Connecting block; 314. Fixed block; 315. Slide groove; 316. Moving plate; 317. Inclined groove; 318. Mounting plate; 319. Connecting hole; 32. Cylinder; 33. Test pressure head; 34. Slide rod; 4. Photovoltaic panel. DETAILED DESCRIPTION

[0032] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment 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.

[0033] The utility model is further described below in conjunction with embodiments.

[0034] The terms “left”, “right”, “front”, “back”, “up” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0035] In some embodiments, please refer to the appendix of the manual. Figure 1-5 , a load testing device capable of automatic measurement, comprising a frame 1;

[0036] A clamping assembly 2 for clamping a photovoltaic panel 4 is installed at the lower end of the frame 1;

[0037] An adjustment component 3 for adjusting the spacing is installed at the upper end of the frame 1;

[0038] The adjustment component 3 includes an equidistant adjustment component 31, a cylinder 32, a test pressure head 33 and a sliding rod 34. The equidistant adjustment component 31 is connected to the frame 1, and a plurality of sliding rods 34 are fixedly connected to the inner wall of the upper end of the frame 1. The equidistant adjustment component 31 is connected to a plurality of cylinders 32, and a test pressure head 33 is fixedly connected to the output end of the cylinder 32. The equidistant adjustment component 31 is connected to the sliding rod 34.

[0039] Preferably, four sliding rods 34 are fixedly connected to the inner wall of the upper end of the frame 1 .

[0040] The clamping assembly 2 includes a fixed plate 21, a first motor 22, a bidirectional threaded rod 23, a slide rail 24, a clamping plate 25 and a square hole 26. Two square holes 26 are provided on the front and rear sides of the upper end of the fixed plate 21. The slide rail 24 is fixedly connected to the inner wall of the upper end of the fixed plate 21. The rear end of the fixed plate 21 is fixedly connected to the first motor 22. The output end of the first motor 22 passes through the fixed plate 21 and is fixedly connected to the bidirectional threaded rod 23. The front and rear ends of the bidirectional threaded rod 23 are both threadedly connected to the lower end of the clamping plate 25. The upper end of the clamping plate 25 passes through the square hole 26 and is slidably connected to the square hole 26. The front end end of the bidirectional threaded rod 23 is rotatably connected to the front end of the fixed plate 21 through a bearing, and the slide rail 24 is slidably connected to the clamping plate 25.

[0041] The threads at the front and rear ends of the bidirectional threaded rod 23 rotate in opposite directions.

[0042] The fixing plate 21 is fixedly connected to the inner wall of the lower end of the frame 1 .

[0043] Preferably, the length and width of the fixing plate 21 are greater than the length and width of the photovoltaic panel 4 .

[0044] When clamping the photovoltaic panel 4, the photovoltaic panel 4 is placed on the fixing plate 21, and the first motor 22 is started. The first motor 22 drives the bidirectional threaded rod 23 to rotate, and the bidirectional threaded rod 23 drives the clamping plate 25 to slide inward along the slide rail 24 to clamp the photovoltaic panel 4;

[0045] The utility model can clamp photovoltaic panels 4 of different widths, and prevent the photovoltaic panels 4 from shifting when measuring the load, thereby affecting the measurement result;

[0046] The equal-distance adjustment component 31 includes a second motor 311 , a threaded rod 312 , a connecting block 313 , a fixing block 314 , a sliding groove 315 , a moving plate 316 , an inclined groove 317 , a mounting plate 318 and a connecting hole 319 .

[0047] The output end of the second motor 311 passes through the frame 1 and is fixedly connected to the threaded rod 312. The rear end of the threaded rod 312 passes through the fixed block 314 and is rotatably connected to the fixed block 314. Slide grooves 315 are provided on the left and right sides of the upper end of the frame 1. The movable plate 316 is embedded in the slide groove 315 and is slidably connected to the slide groove 315. A plurality of inclined grooves 317 are provided on the movable plate 316. The connecting rods at the upper ends of the plurality of mounting plates 318 all pass through the inclined grooves 317 and are slidably connected to the inclined grooves 317. The front end of the movable plate 316 is fixedly connected to the connecting block 313. The upper end of the connecting block 313 passes through the connecting hole 319 and is threadedly connected to the threaded rod 312.

[0048] The fixing block 314 is fixedly connected to the upper end of the frame 1 . A connecting hole 319 is provided at the upper end of the frame 1 . The second motor 311 is fixedly connected to the front side of the upper end of the frame 1 .

[0049] The plurality of cylinders 32 are all fixedly connected to the lower end of the mounting plate 318 , and the front and rear ends of the mounting plate 318 are both slidably connected to the slide rod 34 .

[0050] When adjusting the distance according to the length of the photovoltaic panel 4, the second motor 311 is started, the second motor 311 drives the threaded rod 312 to rotate, the threaded rod 312 drives the connecting block 313 to move forward and backward, the connecting block 313 drives the movable plate 316 to slide forward and backward in the slide groove 315, the mounting plate 318 slides inward and outward along the slide rod 34 under the joint action of the slide rod 34, the movable plate 316 and the inclined groove 317, the mounting plate 318 drives the cylinder 32 to slide inward and outward, and the cylinder 32 drives the test pressure head 33 to slide inward and outward to adapt to photovoltaic panels 4 of different lengths;

[0051] The utility model can perform load tests on photovoltaic panels 4 of different lengths.

[0052] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A load testing device capable of automatic measurement, comprising a frame (1), characterized in that: A clamping assembly (2) for clamping a photovoltaic panel (4) is installed at the lower end of the frame (1); An adjustment component (3) for adjusting the spacing is installed at the upper end of the frame (1); The adjustment component (3) comprises an equal-pitch adjustment component (31), a cylinder (32), a test pressure head (33) and a slide bar (34); the equal-pitch adjustment component (31) is connected to the frame (1); a plurality of slide bars (34) are fixedly connected to the inner wall of the upper end of the frame (1); the equal-pitch adjustment component (31) is connected to a plurality of cylinders (32); the output end of the cylinder (32) is fixedly connected to the test pressure head (33); and the equal-pitch adjustment component (31) is connected to the slide bar (34).

2. The load testing device capable of automatic measurement according to claim 1, characterized in that: The clamping assembly (2) comprises a fixed plate (21), a first motor (22), a bidirectional threaded rod (23), a slide rail (24), a clamping plate (25) and a square hole (26). Two square holes (26) are provided at the front and rear sides of the upper end of the fixed plate (21). The inner wall of the upper end of the fixed plate (21) is fixedly connected with the slide rail (24). The rear end of the fixed plate (21) is fixedly connected with the first motor (22). The output end of the first motor (22) passes through the fixed plate (21) and is fixedly connected with the bidirectional threaded rod (23). The front and rear ends of the bidirectional threaded rod (23) are both threadedly connected with the lower end of the clamping plate (25). The upper end of the clamping plate (25) passes through the square hole (26) and is slidably connected with the square hole (26). The front end of the bidirectional threaded rod (23) is rotatably connected with the front end of the fixed plate (21) via a bearing. The slide rail (24) is slidably connected with the clamping plate (25).

3. The load testing device capable of automatic measurement according to claim 2, characterized in that: The threads of the bidirectional threaded rod (23) rotate in opposite directions at the front and rear ends.

4. The load testing device capable of automatic measurement according to claim 3, characterized in that: The fixing plate (21) is fixedly connected to the inner wall of the lower end of the frame (1).

5. The load testing device capable of automatic measurement according to claim 4, characterized in that: The equal-distance adjustment component (31) comprises a second motor (311), a threaded rod (312), a connecting block (313), a fixing block (314), a sliding groove (315), a moving plate (316), an inclined groove (317), a mounting plate (318) and a connecting hole (319).

6. The load testing device capable of automatic measurement according to claim 5, characterized in that: The output end of the second motor (311) passes through the frame (1) and is fixedly connected to the threaded rod (312); the rear end of the threaded rod (312) passes through the fixed block (314) and is rotatably connected to the fixed block (314); the left and right sides of the upper end of the frame (1) are provided with sliding grooves (315); the movable plate (316) is embedded in the sliding grooves (315) and is slidably connected to the sliding grooves (315); the movable plate (316) is provided with a plurality of inclined grooves (317); the connecting rods at the upper ends of the plurality of mounting plates (318) all pass through the inclined grooves (317) and are slidably connected to the inclined grooves (317); the front end of the movable plate (316) is fixedly connected to a connecting block (313); the upper end of the connecting block (313) passes through a connecting hole (319) and is threadably connected to the threaded rod (312).

7. The load testing device capable of automatic measurement according to claim 6, characterized in that: The fixing block (314) is fixedly connected to the upper end of the frame (1); a connecting hole (319) is provided at the upper end of the frame (1); and the second motor (311) is fixedly connected to the front side of the upper end of the frame (1).

8. The load testing device capable of automatic measurement according to claim 7, characterized in that: The plurality of cylinders (32) are fixedly connected to the lower end of the mounting plate (318), and the front and rear ends of the mounting plate (318) are slidably connected to the slide bar (34).

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