Tool for IV test of photovoltaic module

Abstract

The utility model, which relates to the technical field of the auxiliary test of the photovoltaic product, discloses a tool for the IV test of a photovoltaic assembly, comprising: a copper sheet fixing outer cover; one end of the original tool connector and one end of the copper sheet fixing outer cover are fixedly connected with an inner core insulation sheet fixing column, and the original tool connector is fixedly connected to one end of the inner core insulation sheet fixing column. And the telescopic mechanism is arranged in the original tool joint. According to the tool for the IV test of the photovoltaic module, through the use of the telescoping mechanism, the placement position of the tool and the adjustment of an IV test section assembly line due to the length of a junction box cable can be avoided, and the wire plugging port of the tool is improved, so that the tool port is telescoped back and forth according to the length of the cable, and the efficiency of the IV test process is improved; according to the tool for the IV test of the photovoltaic module, through the use of the positioning mechanism, the telescopic joint and the original tool joint can be kept stable during extension, and the situation that the overall use effect is affected due to looseness is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic product auxiliary testing, in particular to a tool for IV testing of photovoltaic components. Background Art

[0002] With the rapid development of the photovoltaic industry, the advancement of photovoltaic technology is accelerating, product costs are gradually decreasing, and the scale of the industry is rapidly expanding, showing strong development potential and broad development prospects. With the continuous advancement of production technology and the significant increase in the degree of production automation, the photoelectric conversion rate of photovoltaic modules has achieved a major breakthrough.

[0003] Authorization publication number "CN208638330U" records "a photovoltaic module IV test tool, including a tool base and a thimble mechanism, the tool base includes a base body, and two groups of contact pieces made of conductive material are fixed to one side surface of the base body, each group of contact pieces includes at least two contact pieces, and the thimble mechanism includes a test thimble seat, and the test thimble seat is provided with thimbles made of conductive material with the same number as the contact pieces on the base body. Each group of the contact pieces is electrically connected to a transfer terminal for connecting to a photovoltaic module junction box, and the IV test of the photovoltaic module is completed by contact between the contact pieces and the thimbles. The utility model uses a multi-thimble test method to improve the stability and accuracy of the test."

[0004] The above patent uses a multi-pin test method, which can improve the stability and accuracy of the test. However, during use, when testing components with existing IV test tooling, the tooling placement needs to be adjusted according to the length of the component junction box cables, affecting the production line test rhythm and the adjustment of the IV test section assembly line. Summary of the Invention

[0005] The utility model provides a tool for IV testing of photovoltaic modules. By using a telescopic mechanism, it is possible to avoid adjusting the tool placement position and the IV testing section assembly line due to the length of the junction box cable. The tool plug-in port is improved so that the tool port can be extended and retracted back and forth according to the length of the cable, thereby improving the efficiency of the IV testing process. By using the jacking mechanism, the expansion joint and the original tool joint can be ensured to be stable when extended, thereby avoiding looseness and affecting the overall use effect.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: A tool for IV testing of photovoltaic modules, comprising:

[0007] Copper sheet fixed outer cover;

[0008] Original tooling connector, one end of the copper sheet fixing outer cover is fixedly connected to the inner core insulating sheet fixing column, and the original tooling connector is fixedly connected to one end of the inner core insulating sheet fixing column;

[0009] A telescopic mechanism is provided in the original tooling joint and is used to adjust the length of the original tooling joint. The telescopic mechanism includes a clamping component, a rotating guide component, and a telescopic joint. The telescopic joint is movably connected to the original tooling joint, and one end of the telescopic joint is fixedly connected to a rotating handle. The rotating guide component is provided on the telescopic joint, and the guide component is connected to the original tooling joint. The clamping component is provided on the rotating handle and is connected to the original tooling joint; and

[0010] The jacking mechanism is arranged in the original tooling joint and is connected to the expansion joint for positioning the expansion joint and the original tooling joint. The jacking mechanism includes a limiting component and a jacking spring. One end of the jacking spring is fixedly connected to one side of the inner wall of the original tooling joint, and one end of the jacking spring is arranged in the expansion joint.

[0011] Furthermore, the clamping component includes multiple clamping blocks and multiple clamping slots, and the multiple clamping blocks are fixedly connected to the rotating handle at equal distances, and the multiple clamping slots are opened at equal distances on one side of the outer surface of the original tooling joint, and each of the clamping blocks is movably clamped in each clamping slot.

[0012] Furthermore, the rotating guide component includes a plurality of rotating grooves and a plurality of guide fixing blocks, and the plurality of guide fixing blocks are fixedly connected to the edge of one end of the inner wall of the original tooling joint at equal distances, and the plurality of rotating grooves are opened on the telescopic joint at equal distances, and each of the guide fixing blocks is slidably connected to each rotating groove.

[0013] Furthermore, the limiting component includes a docking guide sleeve and a docking guide column, the docking guide sleeve is fixedly connected to the original tooling joint, the docking guide column is fixedly connected to the telescopic joint, and the docking guide column is movably inserted in the docking guide sleeve.

[0014] Furthermore, contact copper sheets are provided on both sides of the inner wall of the copper sheet fixing outer cover, and each of the contact copper sheets is provided with a plurality of hexagon socket fixing screws, and the plurality of hexagon socket fixing screws are connected to the copper sheet fixing outer cover.

[0015] Furthermore, an inner column is fixedly connected to the center of the copper sheet fixed outer cover.

[0016] The utility model provides a tool for IV testing of photovoltaic modules, which has the following beneficial effects:

[0017] (1) The tooling used for the IV test of photovoltaic modules can avoid the need to adjust the tooling placement position and the IV test section production line due to the length of the junction box cable by using a telescopic mechanism. The tooling plug-in port is improved so that the tooling port can be extended and retracted forward and backward according to the length of the cable, thereby improving the efficiency of the IV test process.

[0018] (2) The fixture used for the IV test of photovoltaic modules can ensure the stability between the expansion joint and the original fixture joint when extended through the use of a top-positioning mechanism, avoiding loosening and affecting the overall use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a cross-sectional exploded view of the present invention.

[0020] Figure 2 It is a partial cross-sectional view of the present utility model.

[0021] Figure 3 This is a first perspective stereogram of the present invention.

[0022] Figure 4 This is a stereoscopic diagram from a second viewing angle of the present invention. DETAILED DESCRIPTION

[0023] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of them. All other embodiments obtained by ordinary technicians in this field based on the embodiments of the present invention without making any creative efforts are within the scope of protection of the present invention.

[0024] like Figure 1-4 As shown, it includes 1. copper sheet fixing outer cover; 2. contact copper sheet; 3. hexagon socket fixing screw; 4. inner column; 5. docking guide sleeve; 6. inner core insulation sheet fixing column; 7. original tooling joint; 8. guide fixing block; 9. slot; 10. rotating groove; 11. rotating handle; 12. docking guide column; 13. block; 14. top spring; 15. expansion joint.

[0025] like Figure 1-4 As shown, the utility model provides a technical solution: a tool for IV testing of photovoltaic modules, comprising:

[0026] Copper sheet fixing outer cover 1;

[0027] The original tooling connector 7, one end of the copper sheet fixing outer cover 1 is fixedly connected to the inner core insulating sheet fixing column 6, and the original tooling connector 7 is fixedly connected to one end of the inner core insulating sheet fixing column 6;

[0028] A telescopic mechanism is provided in the original tooling joint 7 for adjusting the length of the original tooling joint 7. The telescopic mechanism includes a clamping component, a rotating guide component, and a telescopic joint 15. The telescopic joint 15 is movably connected to the original tooling joint 7, and one end of the telescopic joint 15 is fixedly connected to a rotating handle 11. The rotating guide component is provided on the telescopic joint 15, and the guide component is connected to the original tooling joint 7. The clamping component is provided on the rotating handle 11, and the clamping component is connected to the original tooling joint 7; and

[0029] The jacking mechanism is arranged in the original tooling joint 7, and the jacking mechanism is connected to the telescopic joint 15, and is used for positioning between the telescopic joint 15 and the original tooling joint 7. The jacking mechanism includes a limiting component and a jacking spring 14. One end of the jacking spring 14 is fixedly connected to one side of the inner wall of the original tooling joint 7, and one end of the jacking spring 14 is arranged in the telescopic joint 15.

[0030] In this embodiment: a telescopic joint 15 is set in the wire plug-in port of the original tooling joint 7. By turning the front end rotatable handle 11, the extended joint can be stretched out. The telescopic joint 15 can be extended by 30mm, plus the length of the original tooling joint 7 32mm, which can meet the existing requirement of the shortest wire 50mm. When the telescopic joint 15 is extended, the top spring 14 ensures that the telescopic joint 15 and the original tooling joint 7 are stable during extension to avoid loosening and retraction.

[0031] Specifically, the clamping components include multiple clamping blocks 13 and multiple clamping slots 9. The multiple clamping blocks 13 are fixedly connected to the rotating handle 11 at equal distances. The multiple clamping slots 9 are opened at equal distances on one side of the outer surface of the original tooling joint 7. Each clamping block 13 is movably clamped in each clamping slot 9.

[0032] In this embodiment, the plurality of clamping blocks 13 and the plurality of clamping slots 9 cooperate with each other, so that the expansion joint 15 enters the interior of the original tooling joint 7 and is clamped thereto, thereby ensuring the stability of the overall structure.

[0033] Specifically, the rotating guide component includes a plurality of rotating grooves 10 and a plurality of guide fixing blocks 8. The plurality of guide fixing blocks 8 are fixedly connected at an equal distance to the edge of one end of the inner wall of the original tooling joint 7. The plurality of rotating grooves 10 are opened at an equal distance on the telescopic joint 15. Each guide fixing block 8 is slidably connected to each rotating groove 10.

[0034] In this embodiment, the plurality of rotating grooves 10 and the plurality of guide fixing blocks 8 cooperate with each other to allow the expansion joint 15 to rotate into the original tooling joint 7 and to limit the position to avoid separation from the interior.

[0035] Specifically, the limiting component includes a docking guide sleeve 5 and a docking guide column 12. The docking guide sleeve 5 is fixedly connected to the original tooling joint 7, the docking guide column 12 is fixedly connected to the telescopic joint 15, and the docking guide column 12 is movably inserted into the docking guide sleeve 5.

[0036] In this embodiment, the docking guide sleeve 5 and the docking guide column 12 cooperate with each other to keep the top spring 14 stable during use and avoid bending.

[0037] Specifically, contact copper sheets 2 are provided on both sides of the inner wall of the copper sheet fixing outer cover 1 , and each contact copper sheet 2 is provided with a plurality of hexagon socket fixing screws 3 , which are all connected to the copper sheet fixing outer cover 1 .

[0038] In this embodiment, the hexagon socket fixing screw 3 enables the contact copper sheet 2 to be stably installed to ensure the connection effect.

[0039] Specifically, an inner column 4 is fixedly connected to the center of the copper sheet fixed outer cover 1.

[0040] In this embodiment: the inner column 4 is used as a guide when the connector is in use.

[0041] When in use, the connector is plugged in and installed for connection, and docked through the contact copper sheet 2 to complete the conduction. When the length of the connector is not enough, pull the rotating handle 11 to disengage the clamping block 13 from the clamping slot 9, rotate the expansion joint 15, and make the guide fixing block 8 rotate in the rotating groove 10, control the expansion joint 15 to disengage from the original tooling joint 7, and complete the overall length adjustment. During use, the top spring 14 pushes the expansion joint 15 to ensure stable use between the expansion joint 15 and the original tooling joint 7. After use, rotate and press the rotating handle 11 to retract the top spring 14 into the original tooling joint 7, and press the clamping block 13 into the clamping slot 9 for clamping and maintaining stability.

[0042] The control method of the present invention is to manually start and stop the switch. The wiring diagram of the power element and the provision of power supply are common knowledge in the field. Moreover, the present invention is mainly used to protect mechanical devices. Therefore, the control method and wiring arrangement are not explained in detail in the present invention.

[0043] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A tool for IV testing of photovoltaic modules, characterized in that: include: Copper sheet fixing outer cover (1); An original tooling joint (7), one end of the copper sheet fixed outer cover (1) is fixedly connected to an inner core insulation sheet fixed column (6), and the original tooling joint (7) is fixedly connected to one end of the inner core insulation sheet fixed column (6); A telescopic mechanism is provided in the original tooling joint (7) for adjusting the length of the original tooling joint (7), the telescopic mechanism comprising a clamping component, a rotating guide component and a telescopic joint (15), the telescopic joint (15) being movably connected to the original tooling joint (7), and one end of the telescopic joint (15) being fixedly connected to a rotating handle (11), the rotating guide component being provided on the telescopic joint (15), and the guide component being connected to the original tooling joint (7), the clamping component being provided on the rotating handle (11), and the clamping component being connected to the original tooling joint (7); and A positioning mechanism is provided in the original tooling joint (7), and the positioning mechanism is connected to the telescopic joint (15) for positioning the telescopic joint (15) and the original tooling joint (7). The positioning mechanism includes a limiting component and a positioning spring (14), one end of the positioning spring (14) is fixedly connected to one side of the inner wall of the original tooling joint (7), and one end of the positioning spring (14) is provided in the telescopic joint (15).

2. The tooling for photovoltaic module IV testing according to claim 1, characterized in that: The clamping component comprises a plurality of clamping blocks (13) and a plurality of clamping slots (9), wherein the plurality of clamping blocks (13) are fixedly connected to the rotating handle (11) at equal intervals, and the plurality of clamping slots (9) are opened at equal intervals on one side of the outer surface of the original tooling joint (7), and each clamping block (13) is movably clamped in each clamping slot (9).

3. The tooling for photovoltaic module IV testing according to claim 2, characterized in that: The rotating guide component comprises a plurality of rotating grooves (10) and a plurality of guide fixing blocks (8), wherein the plurality of guide fixing blocks (8) are fixedly connected to the edge of one end of the inner wall of the original tooling joint (7) at equal distances, and the plurality of rotating grooves (10) are opened on the telescopic joint (15) at equal distances, and each of the guide fixing blocks (8) is slidably connected to each rotating groove (10).

4. The tooling for photovoltaic module IV testing according to claim 3, characterized in that: The limiting component comprises a docking guide sleeve (5) and a docking guide column (12), wherein the docking guide sleeve (5) is fixedly connected to the original tooling joint (7), the docking guide column (12) is fixedly connected to the telescopic joint (15), and the docking guide column (12) is movably inserted into the docking guide sleeve (5).

5. The tooling for photovoltaic module IV testing according to claim 4, characterized in that: Contact copper sheets (2) are provided on both sides of the inner wall of the copper sheet fixed outer cover (1), and each of the contact copper sheets (2) is provided with a plurality of hexagon socket fixing screws (3), and the plurality of hexagon socket fixing screws (3) are all connected to the copper sheet fixed outer cover (1).

6. The tooling for photovoltaic module IV testing according to claim 5, characterized in that: An inner column (4) is fixedly connected to the inner center of the copper sheet fixed outer cover (1).

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