CN221186428U - Fixing clamp for mechanical load test of photovoltaic module - Google Patents
Fixing clamp for mechanical load test of photovoltaic module Download PDFInfo
- Publication number
- CN221186428U CN221186428U CN202323145344.5U CN202323145344U CN221186428U CN 221186428 U CN221186428 U CN 221186428U CN 202323145344 U CN202323145344 U CN 202323145344U CN 221186428 U CN221186428 U CN 221186428U
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- photovoltaic module
- groove
- mechanical load
- baffles
- bevel gear
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- 238000012360 testing method Methods 0.000 title claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 230000002457 bidirectional effect Effects 0.000 claims description 14
- 230000008093 supporting effect Effects 0.000 claims description 12
- 230000007306 turnover Effects 0.000 claims description 5
- 238000005056 compaction Methods 0.000 claims 1
- 238000001125 extrusion Methods 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 238000010998 test method Methods 0.000 description 1
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- Photovoltaic Devices (AREA)
Abstract
The application relates to a fixing clamp for mechanical load test of a photovoltaic module, which comprises a bracket and a support plate arranged on the bracket, wherein two baffles are connected to the support plate in a sliding manner, and a transmission assembly for driving the baffles to slide along the length direction of the support plate is arranged below the bracket; the clamping tool effectively solves the problem that the existing clamping tool cannot be adapted to photovoltaic modules with different lengths and thicknesses, so that convenience is low.
Description
Technical Field
The application relates to the field of fixing clamps, in particular to a fixing clamp for mechanical load testing of a photovoltaic module.
Background
The mechanical load test of the photovoltaic module is a test method for testing the performance and stability of the solar photovoltaic module under a certain mechanical load. The mechanical load includes both a forward load and a reverse load. The forward load refers to the load applied to the surface of the photovoltaic module perpendicular to the module plane, and the reverse load refers to the load applied to the back of the photovoltaic module.
In the load test, the photovoltaic module is required to be clamped and positioned so as to prevent the photovoltaic module from displacement to influence the test result, however, the photovoltaic module has various different specifications, the length and the thickness of the photovoltaic module of each specification are different, when the photovoltaic module with different lengths and thicknesses is positioned by using the existing clamping tool, the clamping tools with different lengths and thicknesses are required to be replaced according to the lengths and the thicknesses of the photovoltaic modules to be tested, and the convenience is low.
Disclosure of utility model
In order to solve the problem of low convenience of the existing clamping tool, the application provides a fixing clamp for testing the mechanical load of a photovoltaic module.
The application provides a fixing clamp for mechanical load test of a photovoltaic module, which adopts the following technical scheme:
The fixing clamp for the mechanical load test of the photovoltaic module comprises a bracket and a supporting plate arranged on the bracket, wherein two baffles are connected onto the supporting plate in a sliding manner, and a transmission assembly for driving the baffles to slide along the length direction of the supporting plate is arranged below the bracket; the two opposite side walls of the baffle are respectively provided with a pressing plate, the baffle is provided with a placing groove, and a locking piece for locking the pressing plates is arranged in the placing groove.
Through adopting the technical scheme, when the photovoltaic module is required to be fixed and clamped, the photovoltaic module is firstly placed on the supporting plate, the two baffles are driven to move along the length direction of the supporting plate through the transmission assembly until the two baffles are attached to the two opposite side walls of the photovoltaic module, and the displacement of the photovoltaic module in the horizontal direction is limited; and the pressing plate is driven to move downwards along the vertical direction through the locking piece until the bottom surface of the pressing plate is attached to the upper surface of the photovoltaic module, so that the displacement of the photovoltaic module in the vertical direction is limited. Through such setting, simple structure and effectively improved the unable photovoltaic module of adapting to different length and thickness of present clamping frock and lead to the lower problem of convenience.
In a specific implementation mode, the transmission assembly comprises a guide rail, the first knob and a connecting block, wherein the guide rail is connected below the bracket, a bidirectional threaded rod is rotatably connected in the guide rail, and one end of the bidirectional threaded rod is connected with the first knob; the two connecting blocks are connected to the two-way threaded rod in a threaded manner, the two connecting blocks are respectively located on rod bodies with opposite thread directions of the two sections of the two-way threaded rod, the connecting blocks are in one-to-one correspondence with the baffles and are connected with the bottoms of the corresponding baffles, and the connecting blocks are connected with the guide rails in a sliding manner.
By adopting the technical scheme, when the transmission assembly is used for driving the baffle to move in the horizontal direction, the first knob is rotated, and at the moment, the first knob drives the bidirectional threaded rod to start rotating, and the connecting block drives the baffle to move in the horizontal direction due to the limitation of the guide rail; the two connecting blocks are close to each other simultaneously, and are far away from each other simultaneously, so that the speed of the connecting blocks approaching each other is accelerated, the time required for adjusting the fixing clamp is reduced, and the efficiency of limiting the photovoltaic module is improved. In addition, the arrangement of the bidirectional threaded rod is beneficial to improving the stability of the baffle plate, so that the baffle plate is not easy to displace after the first knob stops rotating.
In a specific embodiment, the locking member comprises a second knob, the placement groove comprises a groove I and a groove II positioned below the groove I, a first bevel gear is rotationally connected to the groove I, and the first bevel gear is coaxially connected with the second knob; the second groove is rotationally connected with a vertically arranged threaded column, the threaded column is inserted into the first groove, one end of the threaded column inserted into the first groove is connected with a second bevel gear, and the first bevel gear is meshed with the second bevel gear; the compression plate is in sliding connection with the second groove and in threaded connection with the threaded column, and the compression plate is attached to the side wall of the second groove.
By adopting the technical scheme, when the locking piece is used for driving the compressing plate to move in the vertical direction, the second knob is rotated, at the moment, the second knob drives the first bevel gear to rotate, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the threaded column to rotate, and the compressing plate which is in sliding connection with the threaded column moves in the vertical direction due to the limitation of the baffle plate; such setting simple structure just helps improving the stability of pressure strip, makes it be difficult to take place the displacement after the second knob stops rotating.
In a specific implementation manner, grooves are formed in the opposite side walls of the two baffles, the grooves extend to the bottom ends of the baffles, and the grooves are communicated to two sides of the baffles; the bottom wall of the groove is provided with an elastic element, and one end of the elastic element, which is far away from the bottom wall of the groove, is connected with a buffer pad.
By adopting the technical scheme, when the baffles at the two sides are abutted against the side wall of the photovoltaic module and the personnel continue to rotate the first knob, the side wall of the photovoltaic module is abutted against the cushion pad and pushes the cushion pad to move towards the bottom wall of the groove, at the moment, the cushion pad can give a force towards the bottom wall of the groove to the elastic element, and the elastic element can return to a force in the opposite direction; at this time, the rotation of the first knob becomes resistant as compared with the initial rotation, and thus the person can judge whether or not the limitation in the horizontal direction has been completed. Through such setting, simple structure has just effectively protected photovoltaic module.
In addition, the photovoltaic module can make the backoff of certain degree after receiving the extrusion, for it provides certain buffer space, helps reducing photovoltaic module and directly by the condition that the baffle excessive extrusion of both sides leads to the damage.
In a specific embodiment, the support plate is hollowed out.
Through adopting above-mentioned technical scheme, when spacing to photovoltaic module, because photovoltaic module is not necessarily put in the middle of two baffles, when two baffles are close to each other this moment, the baffle can drive photovoltaic module and displace together in the backup pad, and the backup pad that the fretwork set up has reduced the area of contact between photovoltaic module and the backup pad to reduce the frictional force between the two, reduced the damage that the backup pad caused to the photovoltaic module back to a certain extent.
In a specific embodiment, a turnover mechanism for driving the supporting plate to rotate is arranged on one side of the bracket.
Through adopting above-mentioned technical scheme, when accomplishing the positive mechanical load test of photovoltaic module, can overturn the mechanical load test in order to accomplish the back with fixed photovoltaic module through rotating the backup pad, need not dismantle again and fix photovoltaic module, extensive applicability and easy operation have improved test photovoltaic module's convenience.
In a specific embodiment, the bottom of the compacting plate is provided with a protective pad.
Through adopting above-mentioned technical scheme, when the clamp plate downwardly moving and press close to photovoltaic module, the protection pad helps reducing the condition that the clamp plate caused the damage to photovoltaic module's upper surface.
In summary, the present application includes at least one of the following beneficial technical effects:
1. The clamping fixture has the advantages that the structure is simple, and the problem that the convenience is low due to the fact that the existing clamping fixture cannot be adapted to photovoltaic modules with different lengths and thicknesses is effectively solved;
2. the bidirectional threaded rod is arranged to effectively stabilize the position of the baffle plate, and meanwhile, the mutual approaching speed of the connecting blocks is accelerated, so that the time required for adjusting the fixing clamp is reduced, and the efficiency of limiting the photovoltaic module is improved;
3. In the mechanical load test of the front and back surfaces of the photovoltaic module, the photovoltaic module is not required to be disassembled and fixed again, and the convenience of testing the photovoltaic module is improved.
Drawings
Fig. 1 is a front view of a fixture for mechanical load testing of a photovoltaic module according to an embodiment of the present application.
FIG. 2 is a partial cross-sectional view of a structure embodying a transmission assembly in accordance with an embodiment of the present application.
Fig. 3 is a partial cross-sectional view of a structure embodying a locker according to an embodiment of the present application.
Reference numerals illustrate: 01. a bracket; 1. a support plate; 2. a baffle; 21. a compacting plate; 211. a protective pad; 22. a placement groove; 221. a first groove; 222. a second groove; 23. a groove; 231. a cushion pad; 232. an elastic element; 3. a transmission assembly; 31. a first knob; 32. a two-way threaded rod; 33. a guide rail; 34. a connecting block; 4. a turnover mechanism; 5. a locking member; 51. a second knob; 52. a first bevel gear; 53. a second bevel gear; 55. and (5) a threaded column.
Detailed Description
The present application will be described in further detail below with reference to the accompanying drawings.
The embodiment of the application discloses a fixing clamp for mechanical load testing of a photovoltaic module.
Referring to fig. 1, a fixing jig for mechanical load testing of a photovoltaic module includes a bracket 01 and a support plate 1 provided on the bracket 01. The two baffles 2 are connected to the support plate 1 in a sliding manner along the length direction of the support plate 1, and the clamp can adapt to photovoltaic modules with different lengths by approaching and separating the two baffles 2 from each other; in order to reduce the condition that the back of the photovoltaic module is damaged by the support plate 1 when the baffle plate 2 drives the photovoltaic module to move on the support plate 1, the support plate 1 is hollowed out, and the inner wall of the support plate 1 is attached to the side wall of the baffle plate 2. Such a provision helps to reduce the friction area between the upper surface of the support plate 1 and the bottom surface of the photovoltaic module, and does not affect the supporting action of the support plate 1 on the photovoltaic module.
Referring to fig. 1, compression plates 21 are slidably connected to opposite side walls of the two baffles 2 in the vertical direction; the clamp can adapt to photovoltaic modules with different thicknesses through lifting of the pressing plate 21.
Referring to fig. 1, a support 01 is provided with a turnover mechanism 4 for driving a support plate 1 to rotate, and in this embodiment, the support plate 1 can drive a baffle 2 to rotate around a central axis in the length direction of the support plate 1; in the turnover mechanism 4 of the embodiment, taking the example that a motor shaft is directly inserted into the side wall of the supporting plate 1, the motor shaft is in rotary connection with the bracket 1, and the motor shaft is in fixed connection with the supporting plate 1; when the motor is started, the support plate 1 will rotate relative to the support frame 01.
Referring to fig. 1 and 2, a transmission assembly 3 for driving the baffle plate 2 to slide along the length direction of the support plate 1 is provided below the bracket 01. The transmission assembly 3 includes a first knob 31, a bi-directional threaded rod 32, a guide rail 33 and a connection block 34. The guide rail 33 is fixedly connected below the support 01, the bidirectional threaded rod 32 is rotatably connected in the guide rail 33, one end of the bidirectional threaded rod 32 is fixedly connected with the first knob 31, and the bidirectional threaded rod 32 can rotate relative to the guide rail 33 by rotating the first knob 31. Two connecting blocks 34 corresponding to the baffles 2 one by one are connected to the bidirectional threaded rod 32 in a threaded manner, the two connecting blocks 34 are respectively located on two sections of rod bodies of the bidirectional threaded rod 32 in opposite threaded directions, the connecting blocks 34 are fixedly connected with the bottoms of the corresponding baffles 2, and the connecting blocks 34 are in sliding connection with the guide rails 33.
In this embodiment, when the first knob 31 rotates leftwards, the first knob 31 drives the bi-directional threaded rod 32 to rotate, the connecting block 34 on the bi-directional threaded rod 32 moves horizontally due to the limitation of the guide rail 33, and the connecting block 34 drives the corresponding baffle plate 2 to slide on the support plate 1, and the baffle plates 2 approach each other.
Referring to fig. 1 and 3, the opposite side walls of the two baffles 2 are provided with a placing groove 22, and a locking member 5 for locking the compacting plates 21 is arranged in the placing groove 22. The placement groove 22 includes a groove one 221 and a groove two 222, and the locker 5 includes a second knob 51, a first bevel gear 52, a second bevel gear 53, and a screw post 55.
Referring to fig. 1 and 3, a first bevel gear 52 is rotatably connected to the groove one 221, and a second knob 51 is coaxially connected to the first bevel gear 52; tank two 222 is located below tank one 221; the threaded column 55 is rotatably arranged in the second groove 222, the threaded column 55 is vertically arranged, and the threaded column 55 is inserted into the first groove 221; the second bevel gear 53 is fixedly connected with one end of the threaded column 55 inserted into the first groove 221; the first bevel gear 52 meshes with the second bevel gear 53; the compacting plate 21 is in threaded connection with the threaded column 55, and the compacting plate 21 is attached to the side wall of the second groove 222, and the compacting plate 21 can slide up and down along the length direction of the second groove 222.
In this embodiment, when the second knob 51 rotates leftwards, the second knob 51 drives the first bevel gear 52 to rotate, and the first bevel gear 52 drives the second bevel gear 53 to rotate, so that the pressing plate 21 slides vertically downwards due to the restriction of the second groove 222.
When personnel utilize baffle 2 to carry out spacing to photovoltaic module, it is very likely that two baffles 2 are close to each other to continue under the circumstances that the lateral wall of baffle 2 has contradicted photovoltaic module lateral wall, and at this moment baffle 2 can lead to the fact the extrusion to photovoltaic module, can harm photovoltaic module to a certain extent, consequently in order to avoid this kind of condition as far as possible, adopts following structural setting:
referring to fig. 1 and 3, grooves 23 are formed in opposite side walls of the two baffles 2, and the grooves 23 extend to the bottom ends of the baffles 2 and are communicated to both sides of the baffles 2. The bottom wall of the groove 23 is fixedly connected with an elastic element 232, and one end of the elastic element 232 away from the bottom wall of the groove 23 is fixedly connected with a buffer pad 231; the elastic member 232 of the present embodiment is exemplified by a spring.
When the above extrusion occurs, the side wall of the photovoltaic module will give an outward thrust to the cushion pad 231, so as to extrude the elastic element 232, and the elastic element 232 deformed by extrusion will return an inward reaction force, and the return reaction force has little influence on the photovoltaic module, has a locking effect, and is helpful for personnel to find and stop the extrusion of the baffle plate 2 to the photovoltaic module in time.
Referring to fig. 1 and 3, in order to avoid interference of the grooves 23 with the placement grooves 22 for placing the locking members 5, which results in inability to accommodate the photovoltaic modules having different thicknesses, the compacting plates 21 of the present embodiment are L-shaped.
The implementation principle of the fixing clamp for the mechanical load test of the photovoltaic module provided by the embodiment of the application is as follows: when the mechanical load test is required to be performed on the photovoltaic module, the photovoltaic module is firstly placed on the supporting plate 1, then the first knob 31 is rotated until two side walls of the photovoltaic module respectively abut against the buffer modules 230 on the corresponding baffle plates 2, so that the movement of the photovoltaic module in the horizontal direction is limited, the second knob 51 is rotated until the bottom surface of the pressing plate 21 abuts against the upper surface of the photovoltaic module, so that the movement of the photovoltaic module in the vertical direction is limited, and finally the mechanical load test is started.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (7)
1. A mounting fixture for photovoltaic module mechanical load test, including support (01) with set up in backup pad (1) on support (01), its characterized in that: two baffles (2) are connected to the support plate (1) in a sliding manner, and a transmission assembly (3) for driving the baffles (2) to slide along the length direction of the support plate (1) is arranged below the support (01); two opposite side walls of the baffle plates (2) are respectively and slidably connected with a pressing plate (21), a placing groove (22) is formed in each baffle plate (2), and locking pieces (5) for locking the pressing plates (21) are arranged in the placing grooves (22).
2. The fixture for mechanical load testing of a photovoltaic module of claim 1, wherein: the transmission assembly (3) comprises a guide rail (33), the guide rail (33) is connected below the bracket (01), a bidirectional threaded rod (32) is rotationally connected to the guide rail (33), and one end of the bidirectional threaded rod (32) is connected with a first knob (31); two connecting blocks (34) are connected to the threads on the bidirectional threaded rod (32), the two connecting blocks (34) are respectively located on rod bodies with opposite thread directions of the two sections of the bidirectional threaded rod (32), the connecting blocks (34) are connected with the baffle plates (2) in one-to-one correspondence, and the connecting blocks (34) are connected with the guide rails (33) in a sliding mode.
3. The fixture for mechanical load testing of a photovoltaic module of claim 1, wherein: the locking piece (5) comprises a second knob (51), the placing groove (22) comprises a groove I (221) and a groove II (222) positioned below the groove I (221), a first bevel gear (52) is rotationally connected to the groove I (221), and the first bevel gear (52) is coaxially connected with the second knob (51); the second groove (222) is rotationally connected with a vertically arranged threaded column (55), one end of the threaded column (55) is inserted into the first groove (221) and is connected with a second bevel gear (53), and the first bevel gear (52) is meshed with the second bevel gear (53); the pressing plate (21) is in sliding fit with the second groove (222), and the pressing plate (21) is in threaded connection with the threaded column (55).
4. The fixture for mechanical load testing of a photovoltaic module of claim 1, wherein: grooves (23) are formed in the opposite side walls of the two baffles (2), the grooves (23) extend to the bottom ends of the baffles (2), and the grooves (23) are communicated to the two sides of the baffles (2); the bottom wall of the groove (23) is provided with an elastic element (232), and one end, far away from the bottom wall of the groove (23), of the elastic element (232) is connected with a buffer pad (231).
5. The fixture for mechanical load testing of a photovoltaic module of claim 1, wherein: the supporting plate (1) is arranged in a hollowed-out mode.
6. The fixture for mechanical load testing of a photovoltaic module of claim 1, wherein: one side of the bracket (01) is provided with a turnover mechanism (4) for driving the supporting plate (1) to rotate.
7. The fixture for mechanical load testing of a photovoltaic module of claim 1, wherein: the bottom of the compaction plate (21) is provided with a protection pad (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323145344.5U CN221186428U (en) | 2023-11-21 | 2023-11-21 | Fixing clamp for mechanical load test of photovoltaic module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323145344.5U CN221186428U (en) | 2023-11-21 | 2023-11-21 | Fixing clamp for mechanical load test of photovoltaic module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221186428U true CN221186428U (en) | 2024-06-21 |
Family
ID=91515373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323145344.5U Active CN221186428U (en) | 2023-11-21 | 2023-11-21 | Fixing clamp for mechanical load test of photovoltaic module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221186428U (en) |
-
2023
- 2023-11-21 CN CN202323145344.5U patent/CN221186428U/en active Active
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