CN216625696U - PID testing device of photovoltaic module - Google Patents

Abstract

The utility model discloses a PID testing device of a photovoltaic assembly, which comprises a bracket and a plurality of supporting pieces connected with the bracket, wherein the two sides of each supporting piece are detachably connected with a testing piece, the bracket is connected with a locking structure for locking the testing piece and the supporting pieces, the testing piece is provided with placing grooves, two adjacent placing grooves are arranged oppositely, the manufacturing material of the testing piece is a conductive material, the bracket and the supporting pieces are both made of insulating materials, the frameless photovoltaic assembly can be wrapped and then grounded through the arranged testing piece, so that the aluminum foil is not needed to be adhered, the waste of the aluminum foil is reduced, the work load of workers is also reduced, the testing piece is detachably arranged on the bracket, when the photovoltaic assembly with a frame is tested, the testing piece can be taken down, and the photovoltaic assembly with the frame can be conveniently tested, meanwhile, various types of photovoltaic modules can be placed on one support to simultaneously perform testing work, and the practicability is higher.

Description

PID testing device of photovoltaic module

Technical Field

The utility model relates to the field of supporting devices of photovoltaic modules, in particular to a PID testing device of a photovoltaic module.

Background

Because the anti PID ability of photovoltaic module is related to the actual power generation ability of photovoltaic power plant, the PID test to photovoltaic module is more and more emphasized now, place photovoltaic module behind the support frame usually, push the support frame into damp and hot environment case again, carry out circular telegram test work to photovoltaic module.

In order to perform the PID testing work, the chinese utility model patent with publication number cn201621297223.x discloses a photovoltaic module PID testing apparatus, which comprises a bracket, wherein the bracket is used for placing a photovoltaic module to be tested, a fixing rod is arranged at the top end of the bracket, and two grounding wire clamps are arranged on the fixing rod and used for connecting a grounding wire and a grounding hole of the photovoltaic module to be tested; the pin, the pin sets up or places on the support, be used for the photovoltaic module that awaits measuring places behind the support, it is fixed the photovoltaic module that awaits measuring with the relative position of support through with support and earth clamp integration, only need place photovoltaic module on the support, use the pin fixed, clip photovoltaic module's ground wire hole using the earth clamp, the external test power positive pole is tested the positive pole of case test hole coupling assembling and is drawn forth the end and test, easy operation, convenience, simple structure.

But above-mentioned device is carrying out test work, can directly make frame ground connection to the photovoltaic module who has the frame, and the photovoltaic module who does not have the frame then needs the staff earlier to use the aluminium foil to wrap up work to photovoltaic module, make aluminium foil ground connection again, to large batch PID test work, because the aluminium foil is disposable consumables, then can cause very big waste, and the no frame photovoltaic module of each test all need wrap up work, and work load is big, staff's burden has been increased, and the convenience is reduced.

Therefore, there is a need for an improvement of the PID testing apparatus of the photovoltaic module in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, and provides a PID testing device for a photovoltaic module, which does not need to wrap the photovoltaic module with aluminum foil, reduces waste and lightens the workload of workers.

In order to realize the technical effects, the technical scheme of the utility model is as follows: the utility model provides a photovoltaic module's PID testing arrangement, includes the support and with a plurality of support piece of leg joint, support piece's both sides are all dismantled and are connected with the test piece, be connected with the locking structure that is used for testing piece and support piece locking between test piece and the support or the support piece, the standing groove has been seted up on the test piece, and two adjacent standing grooves are just to setting up, the preparation material of test piece is conducting material, support and support piece are made by insulating material.

Preferably, the locking structure is connected with the bracket.

Preferably, the locking structure comprises a limiting part arranged on the bracket in a sliding manner and a lock hole arranged on the test piece and matched with the limiting part.

Preferably, the device further comprises a moving member connected with the support in a sliding manner, and the moving member is connected with the limiting member.

Preferably, a disassembly structure is connected between the test piece and the support piece.

Preferably, the disassembly structure comprises a connecting piece connected with one of the support piece and the test piece and a limiting groove which is arranged on the other of the support piece and the test piece and is matched with the connecting piece.

Preferably, the cavity is opened at the tank bottom of standing groove, the test piece still including slide set up in the cavity support to the piece with set up to support and support the pressure spring between piece and the cavity, the direction of movement who supports to support is unanimous with the depth direction of standing groove.

Preferably, the material of the test piece is aluminum.

Preferably, the material for manufacturing the bracket and the material for manufacturing the supporting piece are both wood.

In summary, compared with the prior art, the PID testing device for the photovoltaic module can wrap the frameless photovoltaic module and then be grounded through the arranged testing piece, so that an aluminum foil does not need to be adhered, the waste of the aluminum foil is reduced, the workload of workers is reduced, the testing piece is detachably mounted on the support, when the framed photovoltaic module is tested, the testing piece can be taken down, the framed photovoltaic module can be conveniently tested, meanwhile, various types of photovoltaic modules can be placed on one support to simultaneously test, the application range is expanded, and the practicability is higher.

Drawings

FIG. 1 is a schematic structural diagram of a PID testing device of a photovoltaic module according to the utility model;

FIG. 2 is a schematic structural diagram of a locking structure of the PID testing device of the photovoltaic module;

in the figure: 1. the test device comprises a support, 2 parts for supporting, 3 parts for testing, 4 parts for limiting, 5 parts for moving, 6 parts for connecting, 7 parts for pressing spring and 8 parts for abutting against.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1, a PID testing device for a photovoltaic module includes a support 1 and a plurality of support members 2 connected to the support 1, wherein test pieces 3 are detachably connected to both sides of the support members 2, a locking structure for locking the test pieces 3 and the support members 2 is connected between the test pieces 3 and the support 1 or the support members 2, placing grooves are formed in the test pieces 3, two adjacent placing grooves are arranged in a right-to-right manner, a manufacturing material of the test pieces 3 is a conductive material, and the support 1 and the support members 2 are made of an insulating material.

When the frameless photovoltaic assembly needs to be tested, a worker places the frameless photovoltaic assembly in the placing grooves of two adjacent test pieces 3, when in testing, the test pieces 3 are made of conductive materials, so that the test pieces 3 are directly grounded, the frameless photovoltaic assembly can be tested, the worker does not need to coat a layer of aluminum foil on the periphery of the frameless photovoltaic assembly, the use of the aluminum foil is reduced, the waste is avoided, the work load of the worker is reduced, the practicability is higher, when the photovoltaic assembly with the frame is tested, the locking structure works, the position of the test piece 3 is not fixed, the test piece 3 can be detached from the support piece 2, the photovoltaic assembly with the frame can still be placed on the support 1 for testing, and whether the test piece 3 is installed or not can be adjusted according to the model of the photovoltaic assembly actually placed, meanwhile, various types of photovoltaic modules can be placed on one support 1 to simultaneously perform testing work, the application range is expanded, and the practicability is higher.

As shown in fig. 2, the locking structure is connected with the support 1, the locking structure includes a limiting part 4 slidably disposed on the support 1 and a locking hole provided on the testing part 3 and matched with the limiting part 4, and further includes a moving part 8 slidably connected with the support 1, the moving part 8 is connected with the limiting part, a dismounting structure is connected between the testing part 3 and the supporting part 2, the dismounting structure includes a connecting part 6 connected with one of the supporting part 2 and the testing part 3 and a limiting groove provided on the other one of the supporting part 2 and the testing part and matched with the connecting part 6.

When the test piece 3 needs to be disassembled, the moving piece 5 is driven to move, so that the plurality of limiting pieces 4 can be synchronously moved out of the lock hole, the position of the test piece 3 is not fixed, then the test piece 3 is moved, the connecting piece 6 is moved out of the limiting groove, thereby the function of disassembling the test piece 3 can be realized, after the test piece 3 is installed on the supporting piece 1, the limiting pieces 4 are inserted into the lock hole on the test piece 3, the function of fixing the position of the test piece 3 is realized, the possibility of shaking of the test piece 3 is reduced, the stability during installation is improved, the locking structure is connected with the bracket 1, the limiting work of the plurality of test pieces 3 is convenient, the plurality of limiting pieces 5 can be simultaneously driven to synchronously move by the moving piece 8, thereby the plurality of test pieces 3 can be simultaneously locked and limited, and the operation steps are reduced, more convenient.

It should be noted that, dismantle the structure and can also include the elasticity ball of being connected with test piece 3 and set up on support piece 2 with the breach of elasticity ball phase-match, when the installation, can with in the elasticity ball stopper breach, it is spacing through locating part 4, when dismantling, only need extract the elasticity ball from the breach, this kind of structure also can realize test piece 3 and support piece 1's dismantlement and is connected.

Preferably, a cavity is formed in the bottom of the placing groove, the test piece 3 further comprises an abutting piece 8 arranged in the cavity in a sliding mode and a pressure spring 7 arranged between the abutting piece 8 and the cavity, and the moving direction of the abutting piece 8 is consistent with the depth direction of the placing groove.

When the photovoltaic module of no frame is placed in the standing groove of two adjacent test pieces 3, photovoltaic module with lean on to support and lean on 8, can give through the pressure spring 7 that sets up and support and lean on 8 one to the power that is close to photovoltaic module, thereby support through the photovoltaic module both sides and give photovoltaic module certain clamping-force, the phenomenon of rocking back and forth appears in the photovoltaic module of no frame of preventing to place in the standing groove, can avoid the phenomenon of breaking damage to appear in the collision of photovoltaic module of no frame and test piece 3, thereby the security has been improved.

In order to realize the function of electric conduction, the material for manufacturing the test piece 3 is aluminum.

The material for manufacturing the test piece 3 may be copper, copper alloy, aluminum alloy, or the like, and may all realize the function of electrical conduction.

For the purpose of insulation, the material for the bracket 1 and the material for the support 2 are both wood.

It should be noted that the support 1 and the support 2 may be made of insulating materials such as glass and ceramic, which can achieve the purpose of insulation, and prevent the electric leakage during the test, thereby avoiding the personal safety of the staff from being threatened.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (9)

1. The utility model provides a photovoltaic module's PID testing arrangement, includes support (1) and a plurality of support piece (2) of being connected with support (1), its characterized in that:

the both sides of support piece (2) are all dismantled and are connected with test piece (3), be connected with the locking structure that is used for testing piece (3) and support piece (2) locking between test piece (3) and support (1) or support piece (2), the standing groove has been seted up on test piece (3), and two adjacent standing grooves are just to setting up, the preparation material of test piece (3) is conducting material, support (1) and support piece (2) are made by insulating material.

2. The PID testing device of a photovoltaic module according to claim 1, characterized in that: the locking structure is connected with the bracket (1).

3. The PID testing device of a photovoltaic module according to claim 2, characterized in that: the locking structure comprises a limiting part (4) arranged on the support (1) in a sliding mode and a lock hole which is arranged on the test piece (3) and matched with the limiting part (4).

4. The PID testing device of the photovoltaic module according to claim 3, wherein: the device is characterized by further comprising a moving piece (5) in sliding connection with the support (1), wherein the moving piece (5) is connected with the limiting piece (4).

5. The PID testing device of a photovoltaic module according to claim 1, characterized in that: a disassembly structure is connected between the test piece (3) and the support piece (2).

6. The PID testing device of the photovoltaic module according to claim 5, wherein: the disassembly structure comprises a connecting piece (6) connected with one of the supporting piece (2) and the testing piece (3) and a limiting groove which is arranged on the other one of the supporting piece and the testing piece and matched with the connecting piece (6).

7. The PID testing device of a photovoltaic module according to claim 1, characterized in that: the test piece (3) comprises a support piece (8) arranged in the cavity in a sliding mode and a pressure spring (7) arranged between the support piece (8) and the cavity, and the moving direction of the support piece (8) is consistent with the depth direction of the placing groove.

8. The PID testing device of the photovoltaic module according to claim 1, wherein: the manufacturing material of the test piece (3) is aluminum.

9. The PID testing device of a photovoltaic module according to claim 1, characterized in that: the support (1) and the support (2) are made of wood.

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