CN204993253U - Test fixture anchor clamps - Google Patents

Abstract

The utility model provides a test fixture anchor clamps, includes the grip block, grip block one side sets up the upper grip, grip block and upper grip pass through elastomeric element fixed connection, the upper grip is connected to elastomeric element one end, and the centre gripping piece is connected to the elastomeric element other end, the grip block opposite side is equipped with conductive parts, conductive parts includes and is equipped with the cable on two conducting strips respectively by the conducting strip of two separation of each other, cable one end fixed connection conducting strip, the cable other end is equipped with the connector. The utility model discloses a set up conducting strip, cable and additional connector for test fixture anchor clamps connector and photovoltaic cell subassembly connect and link to each other, avoid among the test procedure tester test wire to connect that connect frequent plug and the joint life that leads to descends with the photovoltaic cell subassembly. The utility model discloses simple structure, it is easy and simple to handle, low in production cost.

Description

Test fixture

technical field

The utility model relates to the field of test tooling accessories in the photoelectric industry, more specifically, the utility model relates to a test tool fixture.

Background technique

At present, the testing tooling of photovoltaic panels is used to test the power, withstand voltage and EL of the produced photovoltaic panel components, and to check whether their performance can meet the predetermined standards, which is an important link in the production of photovoltaic panel components. When testing the photovoltaic panel assembly, the test tooling fixture fixes the photovoltaic panel assembly, and the connectors of the two test wires of the tester are manually inserted into the connectors of the photovoltaic panel assembly, and then the power and endurance of the photovoltaic panel assembly are Voltage and EL tests, because the tester cannot be moved, so that the photovoltaic panel components and test fixtures connected to it cannot also be moved, so when it needs to go through the power, withstand voltage, and EL test procedures successively, the same photovoltaic panel The connectors of the component connectors need to be plugged and pulled out three times in a row, resulting in large damage to the connectors connected to the tester test line, requiring frequent replacement of the connectors, and relatively high testing costs. The existing test fixtures have various shapes, but the test fixtures generally consist of an upper chuck and a clamping block. After the photovoltaic panel assembly is fixed, the test fixture cannot move together with the tester, which cannot solve the above problems at all.

Utility model content

The purpose of the utility model is to solve the existing above-mentioned problems, and provides a test fixture.

In order to achieve the above purpose, the technical solution of the utility model provides a test fixture, including a clamping block, an upper chuck is arranged on one side of the clamping block, and the clamping block and the upper chuck are fixedly connected by an elastic member. , one end of the elastic component is connected to the upper chuck, and the other end of the elastic component is connected to the clamping block; the other side of the clamping block is provided with a conductive component, and the conductive component includes two conductive pieces separated from each other, two The conductive sheets are respectively provided with cables, one end of the cables is fixedly connected to the conductive sheets, and the other end of the cables is provided with a connector. By setting the conductive sheet, cable and its additional connector, the connector of the test fixture is connected to the connector of the photovoltaic cell module, so as to avoid the decline in the service life of the connector caused by frequent plugging and unplugging of the connector of the tester test line and the connector of the photovoltaic cell module during the test process .

Optionally, a positive terminal and a negative terminal are welded on the conductive sheet, and the positive terminal and the negative terminal are perpendicular to the conductive sheet. With this structure, the conduction is stable and the structure is simple.

Optionally, external threads are provided on the outside of the bottom end of the terminal.

Optionally, a ferrule is provided at the connecting end of the cable and the conductive sheet, and internal threads are provided on the inside of the metal ferrule, and the internal threads on the inside of the metal ferrule are adapted to the external threads on the outside of the terminal. The external thread at the bottom of the binding post is fixed with the internal thread of the ferrule, and the structure is simple and easy to operate.

Optionally, the connector is a photovoltaic connector. Photovoltaic connectors are used to ensure that the life of the connectors meets the scheduled production requirements.

Optionally, the connectors are divided into male plug connectors and female plug connectors, wherein the connector of the cable connected to the positive terminal is a male connector, and the connector of another cable connected to the negative terminal For the female connector.

Optionally, the male connector is adapted to the female connector of the photovoltaic cell module, and the female connector is adapted to the male connector of the photovoltaic cell module connector. The male-female plug-in connector can be better matched with the connector on the photovoltaic cell module connector assembly. It has a simple structure and stable electrical conductivity after connection.

Optionally, a roller is installed at the free end of the upper chuck, and the roller abuts against the side of the clamping block. Adopting this structure can reduce the friction between the upper chuck and the photovoltaic panel assembly.

Compared with the prior art, this technical solution has the following advantages:

The utility model connects the connector of the test fixture with the connector of the photovoltaic battery component by setting the conductive sheet, the cable and the additional connector structure, so as to avoid frequent plugging and unplugging of the connector of the tester test line and the connector of the photovoltaic battery component during the test process. The defect that the service life of the joint is reduced improves the performance of the joint of the tester. The utility model has the advantages of simple structure, convenient operation and low production cost.

Description of drawings

Fig. 1 is a side structure schematic diagram of a kind of test fixture of the utility model embodiment;

Fig. 2 is a schematic diagram of the bottom surface structure of a test fixture according to an embodiment of the present invention.

1. Upper clamp, 2. Elastic part, 3. Clamping block, 4. Terminal, 5. Roller, 6. Ferrule, 7. Conductive part, 8. Connector, 9. Cable, 41. External thread, 42, positive terminal, 43, negative terminal, 61, internal thread, 81, female connector, 82, male connector.

detailed description

The technical solutions of the present utility model will be clearly and completely described below through specific embodiments in conjunction with the accompanying drawings.

Embodiment: In order to achieve the above purpose, the technical solution of the utility model provides a test fixture, including a clamping block 3, an upper clamp 1 is arranged on one side of the clamping block 3, and the clamping block 3 and the upper clamp The head 1 is fixedly connected by an elastic component 2, one end of the elastic component 2 is connected to the chuck 1, and the other end of the elastic component 2 is connected to the clamping block 3; the other side of the clamping block 3 is provided with a conductive component 7, The conductive component 7 includes two separate conductive sheets 10 . Cables 9 are respectively provided on the two conductive sheets 10 . One end of the cables 9 is fixedly connected to the conductive sheets 10 , and the other end of the cables 9 is provided with a connector 8 . By arranging the conductive sheet 10, the cable 9 and its additional connector 8, the test fixture connector 8 is connected to the photovoltaic cell module connector, so as to avoid frequent plugging and unplugging of the tester test line connector and the photovoltaic cell module connector during the test. Reduced service life of joints. In this embodiment, the conductive sheet is made of aluminum sheet, so that the production cost is lower. A positive terminal 42 and a negative terminal 43 are welded on the conductive sheet 10 , and the positive terminal 42 and the negative terminal 43 are perpendicular to the conductive sheet 10 . With this structure, the conduction is stable and the structure is simple. An external thread 41 is provided outside the bottom end of the terminal post 4 . The connecting end of the cable 9 and the conductive sheet 10 is provided with a metal ferrule 6 , and the inner side of the metal ferrule 6 is provided with an internal thread 61 , and the inner internal thread 61 of the metal ferrule 6 is adapted to the outer thread 41 of the terminal 4 . The external thread 41 at the bottom of the terminal post 4 is fixed with the internal thread 61 of the ferrule 6, and the structure is simple and easy to operate. The copper hoop with better conductivity is adopted in this embodiment. The connector 8 is a photovoltaic connector. Photovoltaic connectors are used to ensure that the life of the connectors meets the scheduled production requirements. In this example take the MC4 connector. The connector 8 is divided into a male connector 82 and a female connector 81, wherein the connector of the cable connected to the positive terminal 42 is a male connector 82, and the connector of another cable connected to the negative terminal 43 is The connector is a female plug connector 81 . The male connector 82 is compatible with the female connector of the photovoltaic cell module, and the female connector 81 is compatible with the male connector of the photovoltaic cell module. The male-female plug-in connector can be better matched with the connector on the photovoltaic cell module connector assembly. It has a simple structure and stable electrical conductivity after connection. The free end of the upper chuck 1 is equipped with a roller 5 , and the roller 5 abuts against the side of the clamping block 3 . Adopting this structure reduces the friction between the upper chuck 1 and the photovoltaic cell panel assembly.

When the utility model is in use, an upper chuck is used to fix one end of the short frame of the photovoltaic battery module. The male and female connectors on the test tooling fixture are connected to the female connectors on the photovoltaic cell assembly, and the test tool and the photovoltaic cell assembly are integrated and move on the assembly line together with the photovoltaic cell assembly. After the test tooling is connected, the photovoltaic cell module is sent to the predetermined position, the cylinder of the tester is pressed down, and the two positive and negative electrodes on the tester are respectively pressed against the conductive sheet on the tooling, and then the photovoltaic cell module is energized. Then conduct power, withstand voltage and EL tests on photovoltaic cell modules.

To sum up, the utility model connects the connector of the test tool fixture with the joint of the photovoltaic battery module by setting the conductive sheet, the cable and the additional connector, so as to avoid the frequent insertion of the joint of the tester test line and the joint of the photovoltaic battery module during the test process. The service life of the joint is reduced due to unplugging. The conductive sheet is connected with a positive and negative terminal structure, which ensures stable conduction and a simple structure. The external thread at the bottom of the binding post is fixed with the internal thread of the ferrule, and the structure is simple and easy to operate. Photovoltaic connectors are used to ensure that the life of the connectors meets the scheduled production requirements. The male-female plug-in connector can be better matched with the connector on the photovoltaic cell module connector assembly. It has a simple structure and stable electrical conductivity after connection. Rollers are arranged on the upper chuck, which can reduce the friction between the upper chuck and the photovoltaic panel assembly. The utility model has the advantages of simple structure, convenient operation and low production cost.

Although the utility model has been disclosed as above with preferred embodiments, it is not intended to limit the utility model, and any person skilled in the art can utilize the method and technology disclosed above without departing from the spirit and scope of the utility model The content makes possible changes and modifications to the technical solution of the utility model. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the utility model without departing from the content of the technical solution of the utility model shall be It belongs to the protection scope of the technical solution of the utility model.

Claims (8)

1. A test fixture, characterized in that it comprises: a clamping block, an upper clamp is arranged on one side of the clamping block, and the clamping block and the upper clamp are fixedly connected by an elastic member, and the elastic member One end is connected to the upper chuck, and the other end of the elastic member is connected to the clamping block; the other side of the clamping block is provided with a conductive component, and the conductive component includes two conductive sheets separated from each other, and the two conductive sheets are respectively provided with A cable, one end of the cable is fixedly connected to the conductive sheet, and the other end of the cable is provided with a connector. 2 . The test fixture according to claim 1 , wherein a positive terminal and a negative terminal are welded on the conductive sheet, and the positive terminal and the negative terminal are perpendicular to the conductive sheet. 3 . 3 . The test fixture according to claim 2 , wherein an external thread is provided on the outer side of the bottom end of the terminal. 4 . 4. The test fixture as claimed in claim 1, wherein a ferrule is provided at the connecting end of the cable and the conductive sheet, an internal thread is provided on the inner side of the ferrule, and the internal thread on the inner side of the ferrule is connected to the terminal Compatible with external external thread. 5. The test fixture according to claim 1, wherein the connector is a photovoltaic connector. 6. The test fixture according to claim 5, wherein the connectors are divided into male connectors and female connectors, wherein the connector of the cable connected to the positive terminal is a male connector, The other cable's connector to the negative terminal is a female connector. 7. The test fixture according to claim 6, wherein the male connector is compatible with the female connector of the photovoltaic cell module, and the female connector is connected with the male connector of the photovoltaic cell module compatible with the device. 8 . The test fixture according to claim 1 , wherein a roller is installed at the free end of the upper chuck, and the roller abuts against the side of the clamping block. 8 .