Testing device and tester for photovoltaic module

Abstract

The utility model discloses a testing device and tester for a photovoltaic module, and the device comprises a clamping part, a positive electrode double-joint part, a positive electrode conductive terminal, a negative electrode double-joint part, and a negative electrode conductive terminal. The positive electrode double-connector piece, the positive electrode conductive terminal, the negative electrode double-connector piece and the negative electrode conductive terminal are all arranged on the clamping piece, the positive electrode double-connector piece is connected with the positive electrode conductive terminal, and the negative electrode double-connector piece is connected with the negative electrode conductive terminal. And the positive conductive terminal and the negative conductive terminal are matched with a tester probe on a photovoltaic module assembly line. According to the utility model, the steps of plugging and unplugging a connector from the back of the photovoltaic module by personnel can be reduced during automatic test abnormity checking, manual test is facilitated, and the test efficiency of the photovoltaic module is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to photovoltaic module technical field, concretely relates to a photovoltaic module's testing arrangement and testing appearance. BACKGROUND

[0002] The test tool of the existing photovoltaic module IV tester is installed on the back of the module, and the connector of the photovoltaic module is connected with the metal sheet terminal on the tool, when automatic testing, the ejector pin under the assembly line will automatically eject to contact the metal sheet terminal to form a loop. However, due to the small contact area, unstable contact force, large resistance and other limitations, the test abnormal phenomenon may occur, at this time, the abnormality needs to be checked and switched to manual testing, the reserved connector on the tester needs to be connected with the connector on the photovoltaic module, at this time, the personnel need to drill to the back of the photovoltaic module under the assembly line to pull out the connection between the connector of the photovoltaic module and the metal sheet of the tool, so that the reserved connector on the tester can be connected to the connector of the photovoltaic module for manual testing, the personnel operation is difficult, the safety factor is low, and the test efficiency is low. SUMMARY

[0003] In order to solve at least one problem mentioned in the background art, the utility model provides a photovoltaic module testing device and tester, which can reduce the step of inserting and pulling out the connector on the back of the photovoltaic module during automatic test abnormality checking, facilitate manual testing, and improve the test efficiency of the photovoltaic module.

[0004] The specific technical scheme provided by the utility model is as follows:

[0005] In the first aspect, a photovoltaic module testing device is provided, which comprises a clamping piece, a positive electrode double connector piece, a positive electrode conductive terminal, a negative electrode double connector piece and a negative electrode conductive terminal. The clamping piece is detachably clamped on the frame of the photovoltaic module. The positive electrode double connector piece, the positive electrode conductive terminal, the negative electrode double connector piece and the negative electrode conductive terminal are all arranged on the clamping piece. The positive electrode double connector piece is connected with the positive electrode conductive terminal, and the negative electrode double connector piece is connected with the negative electrode conductive terminal. The positive electrode conductive terminal and the negative electrode conductive terminal are matched with the tester probe on the photovoltaic module assembly line.

[0006] As a preferred embodiment of the above-mentioned scheme, the positive electrode double connector piece comprises a positive electrode double connector seat, and the negative electrode double connector piece comprises a negative electrode double connector seat. The positive electrode double connector seat and the negative electrode double connector seat are both arranged at one end of the clamping piece outside the frame of the photovoltaic module.

[0007] As a preferred embodiment of the above-mentioned scheme, the positive electrode conductive terminal and the negative electrode conductive terminal are both arranged at one end of the clamping piece inside or outside the frame of the photovoltaic module.

[0008] As a preferred embodiment of the above-mentioned scheme, when the positive and negative conductive terminals are arranged at one end of the clamping member inside the frame of the photovoltaic module, the clamping member comprises a wire channel, which is arranged at the lower side of the frame of the photovoltaic module, and the positive and negative double-joint seats are arranged at one end of the wire channel outside the frame of the photovoltaic module, and the positive and negative conductive terminals are arranged at one end of the wire channel inside the frame of the photovoltaic module.

[0009] As a preferred embodiment of the above-mentioned scheme, a wire is arranged in the wire channel, and the wire connects the positive and negative double-joint seats and the positive and negative conductive terminals.

[0010] As a preferred embodiment of the above-mentioned scheme, the positive double-joint member comprises a first positive single-joint seat and a second positive single-joint seat, and the first positive single-joint seat is arranged at one end of the clamping member inside the frame of the photovoltaic module, and the second positive single-joint seat is arranged at one end of the clamping member outside the frame of the photovoltaic module; and the negative double-joint member comprises a first negative single-joint seat and a second negative single-joint seat, and the first negative single-joint seat is arranged at one end of the clamping member inside the frame of the photovoltaic module, and the second negative single-joint seat is arranged at one end of the clamping member outside the frame of the photovoltaic module.

[0011] As a preferred embodiment of the above-mentioned scheme, the clamping member comprises a wire channel, which is arranged at the lower side of the frame of the photovoltaic module, and a wire is arranged in the wire channel, and the first positive single-joint seat is arranged at one end of the wire channel inside the frame of the photovoltaic module, and the second positive single-joint seat is arranged at one end of the wire channel outside the frame of the photovoltaic module, and the first positive single-joint seat and the second positive single-joint seat are connected by the wire; and the first negative single-joint seat is arranged at one end of the wire channel inside the frame of the photovoltaic module, and the second negative single-joint seat is arranged at one end of the wire channel outside the frame of the photovoltaic module, and the first negative single-joint seat and the second negative single-joint seat are connected by the wire.

[0012] As a preferred embodiment of the above-mentioned scheme, the positive and negative conductive terminals are arranged at one end of the wire channel inside or outside the frame of the photovoltaic module, and the positive conductive terminal is connected with the corresponding first or second positive single-joint seat, and the negative conductive terminal is connected with the corresponding first or second negative single-joint seat.

[0013] As a preferred of the above scheme, the clamping piece comprises a body and a limiting part arranged on the body, a clamping groove is arranged between the body and the limiting part, and the clamping groove is clamped at the C face of the frame of the photovoltaic module.

[0014] By the above technical scheme, the testing device is detachably clamped on the frame of the photovoltaic module through the clamping piece, the positive connector and the negative connector of the junction box of the photovoltaic module are connected with one positive terminal of the positive double-terminal piece and one negative terminal of the negative double-terminal piece respectively, and the other positive terminal of the positive double-terminal piece and the other negative terminal of the negative double-terminal piece are reserved for standby. During automatic testing, the testing probe of the tester on the photovoltaic module assembly line is automatically ejected to contact the positive conductive terminal and the negative conductive terminal for testing. When abnormal testing needs to be checked, the connector of the tester is directly connected with the reserved positive terminal and negative terminal to be connected with the positive and negative connectors of the junction box of the photovoltaic module, so that the operator does not need to connect the connector on the back of the photovoltaic module. At this time, the positive conductive terminal and the negative conductive terminal are regarded as wires, and manual testing can be performed to check the abnormality, so that the step of plugging the connector on the back of the photovoltaic module is reduced during automatic testing, manual testing is facilitated, and the testing efficiency of the photovoltaic module is improved.

[0015] In a second aspect, a tester for a photovoltaic module is provided, comprising the testing device for a photovoltaic module, the testing probe and the probe ejecting piece as described above, the testing probe and the probe ejecting piece are located below the photovoltaic module assembly line, the probe ejecting piece ejects the testing probe, and the testing probe contacts the positive conductive terminal and the negative conductive terminal. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0017] Figure 1 The structure diagram of the positive double-terminal seat and the positive conductive terminal in one embodiment of the present application and the frame of the photovoltaic module is shown.

[0018] Figure 2 The structure diagram of the positive double-terminal seat and the positive conductive terminal in one embodiment of the present application is shown.

[0019] Figure 3 The structure diagram of the positive double-terminal seat and the positive conductive terminal in one embodiment of the present application is shown.

[0020] Figure 4 Structure diagram of one embodiment of the positive electrode double connector seat and the positive electrode conductive terminal of the utility model;

[0021] Figure 5 Structure diagram of one embodiment of the positive electrode double connector seat and the positive electrode conductive terminal of the utility model;

[0022] Figure 6 Structure diagram of one embodiment of the first positive electrode single connector seat, the second positive electrode single connector seat and the positive electrode conductive terminal of the utility model;

[0023] Figure 7 Structure diagram of one embodiment of the first positive electrode single connector seat, the second positive electrode single connector seat and the positive electrode conductive terminal of the utility model;

[0024] Figure 8 Structure diagram of one embodiment of the first positive electrode single connector seat, the second positive electrode single connector seat and the positive electrode conductive terminal of the utility model;

[0025] Figure 9 Structure diagram of one embodiment of the first positive electrode single connector seat, the second positive electrode single connector seat and the positive electrode conductive terminal of the utility model;

[0026] Figure 10 Structure diagram of one embodiment of the first positive electrode single connector seat, the second positive electrode single connector seat and the positive electrode conductive terminal of the utility model;

[0027] Figure 11 Structure diagram of one embodiment of the first clamping piece and the second clamping piece of the utility model. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical scheme and advantages of the utility model clearer, the technical scheme in the utility model embodiment will be described clearly and completely in combination with the drawings in the utility model embodiment below. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0029] It should be noted that when an element is described as being "fixed to" another element, it can be directly on the other element, or one or more intermediate elements may exist between them. When an element is described as being "connected to" another element, it can be directly connected to the other element, or one or more intermediate elements may exist between them. The terms "vertical," "horizontal," "left," "right," "upper," "lower," "inner," "outer," and "bottom," etc., used in this specification to indicate orientation or positional relationships are based on the orientation or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention. Furthermore, the terms "first," "second," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0030] Example 1

[0031] See Figures 1 to 10 This utility model provides a testing device for photovoltaic modules, including a snap-fit ​​component 1, a positive double-ended connector 2, a positive conductive terminal 3, a negative double-ended connector 4, and a negative conductive terminal 5. The snap-fit ​​component 1 is detachably snapped onto the frame 100 of the photovoltaic module. The positive double-ended connector 2, the positive conductive terminal 3, the negative double-ended connector 4, and the negative conductive terminal 5 are all disposed on the snap-fit ​​component 1. The positive double-ended connector 2 is connected to the positive conductive terminal 3, and the negative double-ended connector 4 is connected to the negative conductive terminal 5. The positive conductive terminal 3 and the negative conductive terminal 5 cooperate with the probes (not shown) of the testing instrument on the photovoltaic module production line.

[0032] See Figure 1 and Figure 11 The photovoltaic module frame 100 includes the A-side ( Figure 1 A) and B sides ( Figure 1 (B) and C surfaces ( Figure 1 (C) The snap-fit ​​component 1 includes a body 11 and a limiting part 12 disposed on the body 11. A snap-fit ​​groove 13 is provided between the body 11 and the limiting part 12, and the snap-fit ​​groove 13 is snapped onto the C-side of the photovoltaic module frame 100. The body 11 is L-shaped to adapt to the C-side of the photovoltaic module frame 100. The limiting part 12 abuts against the C-side of the photovoltaic module frame 100. The snap-fit ​​groove 13 is U-shaped to cooperate with the C-side of the photovoltaic module frame 100. One end of the body 11 facing the photovoltaic module frame 100 is provided with a beveled part 16. Since the height of the C-side of the photovoltaic module frame 100 is very small in actual applications, about 2mm, the beveled part 16 facilitates the precise alignment of the snap-fit ​​groove 13 with the C-side of the photovoltaic module frame 100, thereby facilitating the snap-fit ​​groove 13 to be snapped onto the C-side of the photovoltaic module frame 100. See alsoFigures 1 to 10 The clamping member 1 can be a single clamping member 1, in which case the positive double connector member 2, the positive conductive terminal 3, the negative double connector member 4 and the negative conductive terminal 5 are all arranged on the single clamping member 1, see Figure 11 The clamping member 1 can also be two separate first and second clamping members 14 and 15, in which case the positive double connector member 2 and the positive conductive terminal 3 are arranged on the first clamping member 14, and the negative double connector member 4 and the negative conductive terminal 5 are arranged on the second clamping member 15. The first and second clamping members 14 and 15 are identical in structure to the single clamping member 1 described above, and are detachably clamped to the C face of the photovoltaic module frame 100. Preferably, the first and second clamping members 14 and 15 are detachably clamped to opposite C faces of the photovoltaic module frame 100, and correspond to the positive and negative connectors of the photovoltaic module junction box respectively. This facilitates the connection of the positive and negative connectors of the photovoltaic module junction box to the positive and negative double connector members 2 and 4 respectively. In addition, the first and second clamping members 14 and 15 can be connected by a connecting member (not shown), which facilitates the installation or removal of the positive double connector member 2, the positive conductive terminal 3, the negative double connector member 4 and the negative conductive terminal 5 on or from the photovoltaic module frame 100.

[0033] See Figures 1 to 5 In a preferred embodiment, the positive double connector member 2 comprises a positive double connector seat 21, and the negative double connector member 5 comprises a negative double connector seat (not shown). The positive and negative double connector seats are arranged at one end of the single clamping member 1 outside the photovoltaic module frame 100, or are arranged at one end of the first and second clamping members 14 and 15 outside the photovoltaic module frame 100 respectively, see Figure 1 and Figure 11 The arrow direction of D1 indicates the outside of the photovoltaic module frame 100, and the arrow direction of D2 indicates the inside of the photovoltaic module frame 100. The positive double connector seat 21 is provided with two positive connector pins 211, which are connected to the positive conductive terminal 3. The negative double connector seat is provided with two negative connector pins, which are connected to the negative conductive terminal 5. The axial direction of the positive connector pins 211 or the axial direction of the negative connector pins can be arranged parallel to the B face of the photovoltaic module frame 100 and perpendicular to the A face of the photovoltaic module frame 100 (see Figure 3 ), or perpendicular to the B face of the photovoltaic module frame 100 and parallel to the A face of the photovoltaic module frame 100 (see Figure 2 and Figure 4 ), or perpendicular to both the B face of the photovoltaic module frame 100 and the A face of the photovoltaic module frame 100 (see Figure 1 and Figure 5), two positive electrode connectors 211 can be arranged on the opposite side walls or adjacent side walls of the positive electrode double connector seat 21, and two negative electrode connectors can be arranged on the opposite side walls or adjacent side walls of the negative electrode double connector seat.

[0034] Referring to Figure 1 and Figure 2 In a preferred embodiment, the positive electrode conductive terminal 3 and the negative electrode conductive terminal 5 are arranged at one end of the clamping piece 1 outside the frame 100 of the photovoltaic module, or are arranged at one end of the first clamping piece 14 and the second clamping piece 15 outside the frame 100 of the photovoltaic module, respectively. The positive electrode conductive terminal 3 and the negative electrode conductive terminal 5 are arranged at one end of the clamping piece 1 outside the frame 100 of the photovoltaic module, and the positive electrode conductive terminal 3 is connected with the positive electrode connector 211, and the negative electrode conductive terminal 5 is connected with the negative electrode connector. The positive electrode conductive terminal 3 can be fixed on the positive electrode double connector seat 21, and the negative electrode conductive terminal can be fixed on the negative electrode double connector seat. The positive electrode conductive terminal 3 is fixed on the side of the positive electrode double connector seat 21 away from the photovoltaic module 200, and the negative electrode conductive terminal 5 is fixed on the side of the negative electrode double connector seat away from the photovoltaic module 200. In this way, the positive electrode conductive terminal 3 and the negative electrode conductive terminal 5 are located at the bottom end of the testing device during automatic testing, so as to ensure that the probes of the tester on the photovoltaic module assembly line can contact the positive electrode conductive terminal 3 and the negative electrode conductive terminal 5.

[0035] Referring to Figures 3 to 5 In a preferred embodiment, the positive electrode conductive terminal 3 and the negative electrode conductive terminal 5 are arranged at one end of the clamping piece 1 inside the frame 100 of the photovoltaic module, or are arranged at one end of the first clamping piece 14 and the second clamping piece 15 inside the frame 100 of the photovoltaic module, respectively. The positive electrode conductive terminal 3 and the negative electrode conductive terminal 5 are arranged at one end of the clamping piece 1 inside the frame 100 of the photovoltaic module, and the positive electrode conductive terminal 3 and the negative electrode conductive terminal 5 can be fixed on the side of the clamping piece 1 away from the photovoltaic module 200. In this way, the positive electrode conductive terminal 3 and the negative electrode conductive terminal 5 are located at the bottom end of the testing device during automatic testing, so as to ensure that the probes of the tester on the photovoltaic module assembly line can contact the positive electrode conductive terminal 3 and the negative electrode conductive terminal 5.

[0036] Referring to Figures 3 to 5In a preferred embodiment, when the positive conductive terminal 3 and the negative conductive terminal 5 are arranged at one end of the separate clamping piece 1 inside the frame 100 of the photovoltaic module, or arranged at one end of the first clamping piece 14 and the second clamping piece 15 inside the frame 100 of the photovoltaic module respectively, the clamping piece 1 comprises a wire passage (not shown) arranged at the lower side of the frame 100 of the photovoltaic module, the wire passage is arranged in the limiting part 12, the positive double connector seat 21 and the negative double connector seat are arranged at one end of the wire passage outside the frame 100 of the photovoltaic module, the positive conductive terminal 3 and the negative conductive terminal 5 are arranged at one end of the wire passage inside the frame 100 of the photovoltaic module, the wire passage is provided with a wire (not shown), the wire connects the positive double connector seat 21 and the positive conductive terminal 3, and the wire connects the negative double connector seat and the negative conductive terminal 5. The positive conductive terminal 3 and the negative conductive terminal 5 are distributed at both ends of the wire passage together with the positive double connector seat 21 and the negative double connector seat, the length direction of the wire passage is parallel to the A surface of the frame 100 of the photovoltaic module, and the positive conductive terminal 3 and the negative conductive terminal 5 are fixed at the side of the wire passage away from the photovoltaic module 200, so as to facilitate the contact and cooperation with the probe of the tester on the photovoltaic module assembly line.

[0037] In the above embodiment, during automatic testing, one of the positive connectors 211 on the positive double connector seat 21 and one of the negative connectors on the negative double connector seat are connected to the positive and negative connectors (not shown) of the photovoltaic module junction box respectively, and the other positive connector 211 and the other negative connector are reserved for use. The probe of the tester on the photovoltaic module assembly line automatically contacts the positive conductive terminal 3 and the negative conductive terminal for testing. When manually testing and troubleshooting, the connector (not shown) for manual testing of the tester is directly connected to the reserved positive connector 211 and the negative connector, so as to be connected to the positive and negative connectors of the photovoltaic module junction box. The operator does not need to plug in and pull out the connector from the back of the photovoltaic module 200. At this time, the positive conductive terminal 3 and the negative conductive terminal 5 are regarded as wires, and manual testing can be performed to realize troubleshooting. The positive double connector seat 21 and the negative double connector seat are arranged at one end of the separate clamping piece 1 outside the frame 100 of the photovoltaic module, or arranged at one end of the first clamping piece 14 and the second clamping piece 15 outside the frame 100 of the photovoltaic module respectively. In this way, the operator can easily plug in the connector for manual testing of the tester, and the operator does not need to plug in the connector from the lower side of the photovoltaic module 200 on the back of the frame 100 of the photovoltaic module.

[0038] Referring to Figures 6 to 10In another preferred embodiment, the positive electrode double connector 2 comprises a first positive electrode single connector seat 22 and a second positive electrode single connector seat 23, which are respectively arranged at one end of the separate clamping piece 1 or the first clamping piece 14 located inside and outside the photovoltaic module frame 100, and the negative electrode double connector 4 comprises a first negative electrode single connector seat (not shown) and a second negative electrode single connector seat (not shown), which are respectively arranged at one end of the separate clamping piece 1 or the second clamping piece 15 located inside and outside the photovoltaic module frame 100.

[0039] Referring to Figures 6 to 10 In a preferred embodiment, the separate clamping piece 1 comprises a wire channel or the first clamping piece 14 comprises a wire channel, the second clamping piece 15 comprises a wire channel, which is located at the lower side of the photovoltaic module frame 100, the wire channel is arranged in the limiting part 12, the wire channel is provided with a wire, the first positive electrode single connector seat 22 and the second positive electrode single connector seat 23 are respectively arranged at one end of the wire channel located inside and outside the photovoltaic module frame 100, the first positive electrode single connector seat 22 and the second positive electrode single connector seat 23 are connected by the wire, and the first negative electrode single connector seat and the second negative electrode single connector seat are respectively arranged at one end of the wire channel located inside and outside the photovoltaic module frame 100, and the first negative electrode single connector seat and the second negative electrode single connector seat are connected by the wire.

[0040] Referring to Figures 6 to 10 In a preferred embodiment, the positive electrode conductive terminal 3 and the negative electrode conductive terminal 5 are arranged at one end of the wire channel located inside or outside the photovoltaic module frame 100, the positive electrode conductive terminal 3 is connected with the corresponding first positive electrode single connector seat 22 or the second positive electrode single connector seat 23, and the negative electrode conductive terminal 5 is connected with the corresponding first negative electrode single connector seat or the second negative electrode single connector seat. The wire channel is arranged in the limiting part 12, the length direction of the wire channel is parallel to the A surface of the photovoltaic module frame 100, the wire is arranged in the wire channel, the positive electrode conductive terminal 3 is fixed on the side of the corresponding first positive electrode single connector seat 22 or the second positive electrode single connector seat 23 away from the photovoltaic module 200, and the negative electrode conductive terminal 5 is fixed on the side of the corresponding first negative electrode single connector seat or the second negative electrode single connector seat away from the photovoltaic module 200, so that the positive electrode conductive terminal 3 and the negative electrode conductive terminal 5 are located at the bottom end of the testing device during automatic testing, thereby facilitating contact with the test probe on the photovoltaic module assembly line.

[0041] Referring to Figures 6 to 10, compared with the two positive electrode connectors 211 in the foregoing embodiment, the two positive electrode connectors 211 are arranged on one positive electrode double connector seat 21, and the two negative electrode connectors are arranged on one negative electrode double connector seat. In the foregoing embodiment, the two positive electrode connectors 211 are arranged separately, that is, arranged as a first positive electrode single connector seat 22 and a second positive electrode single connector seat 23, and one positive electrode connector 211 is arranged on each of the first positive electrode single connector seat 22 and the second positive electrode single connector seat 23. The two positive electrode connectors 211 are connected by a wire. The two negative electrode connectors are arranged separately, that is, arranged as a first negative electrode single connector seat and a second negative electrode single connector seat, and one negative electrode connector is arranged on each of the first negative electrode single connector seat and the second negative electrode single connector seat. The two negative electrode connectors are connected by a wire. See Figures 6 to 10 The axial direction of the positive electrode connector 211 or the axial direction of the negative electrode connector can be arranged parallel to the B face of the photovoltaic module frame 100 and perpendicular to the A face of the photovoltaic module frame 100, or perpendicular to the B face of the photovoltaic module frame 100 and parallel to the A face of the photovoltaic module frame 100, or perpendicular to both the B face of the photovoltaic module frame 100 and the A face of the photovoltaic module frame 100. During automatic testing, the positive electrode connector 211 of the first positive electrode single connector seat 22 and the negative electrode connector of the first negative electrode single connector seat are respectively connected to the positive and negative connectors of the photovoltaic module junction box. The positive electrode connector 211 of the second positive electrode single connector seat 23 and the negative electrode connector of the second negative electrode single connector seat are reserved. The tester probe on the photovoltaic module assembly line automatically contacts the positive electrode conductive terminal 3 and the negative electrode conductive terminal 5 for testing. When manually testing and troubleshooting abnormalities, the connector for manual testing of the tester is directly connected to the reserved positive electrode connector 211 and negative electrode connector to connect the positive and negative connectors of the photovoltaic module junction box. Since the reserved positive electrode connector 211 and negative electrode connector are arranged at the end of the clamping piece 1 located outside the photovoltaic module frame 100, it is convenient for the operator to plug in the connector for manual testing of the tester. The operator does not need to plug in the connector inside the photovoltaic module frame 100.

[0042] It should be noted that in the foregoing embodiment, according to the different positions of the positive electrode conductive terminal 3 and the negative electrode conductive terminal 5 on the clamping piece 1, or when the size of the photovoltaic module 200 changes, the tester probe on the photovoltaic module assembly line may need to adjust the position to adapt to the position of the positive electrode conductive terminal 3 and the negative electrode conductive terminal 5 for testing. When the clamping piece 1 is a separate clamping piece 1, Figures 1 to 10The negative electrode double-joint piece and the negative electrode conductive terminal 5 are not shown in the figure, and the embodiments of the negative electrode double-joint piece and the negative electrode conductive terminal are the same as those of the positive electrode double-joint piece 2 and the positive electrode conductive terminal 3 respectively, and the structure and position of the negative electrode double-joint piece and the negative electrode conductive terminal can be the same as those of the positive electrode double-joint piece 2 and the positive electrode conductive terminal 3 respectively; the connection of the positive electrode conductive terminal 3 and the negative electrode conductive terminal 5, the positive and negative joints and the positive and negative connectors of the photovoltaic module junction box in the embodiment is four-wire, which reduces the contact resistance and loop resistance in the test, improves the test power stability and power loss in the test process, and improves the test accuracy.

[0043] The test device can be used for IV test of the photovoltaic module 200, before automatic test, the photovoltaic module 200 is turned upside down, the clamping piece 1 is clamped on the photovoltaic module frame 100, then the positive and negative connectors of the photovoltaic module junction box are connected with one positive joint 211 in the positive electrode double-joint piece 2 and one negative joint in the negative electrode double-joint piece, the other positive joint 211 in the positive electrode double-joint piece 2 and the other negative joint in the negative electrode double-joint piece 4 are reserved for standby, during automatic test, the photovoltaic module 200 is turned upside down, the tester probe on the photovoltaic module assembly line is automatically ejected to contact the positive electrode conductive terminal 3 and the negative electrode conductive terminal 5 for test, when test abnormity needs to be checked, the connector of the tester is directly connected with the reserved positive joint 211 and the negative joint to connect with the positive and negative connectors of the photovoltaic module junction box, the operator does not need to connect the connector on the back of the photovoltaic module 200, at this time, the positive electrode conductive terminal 3 and the negative electrode conductive terminal 5 are regarded as wires, manual test can be realized to check the abnormity, so that the step of plugging the connector on the back of the photovoltaic module 200 is reduced during automatic test, manual test is facilitated, and the test efficiency of the photovoltaic module 200 is improved.

[0044] Embodiment two

[0045] The utility model provides a kind of tester of photovoltaic module, including the test device of photovoltaic module as described in embodiment one, tester probe (not shown), probe ejector (not shown) and artificial test connector (not shown), the tester probe and the probe ejector are located below the photovoltaic module assembly line, the probe ejector ejects the tester probe, and the tester probe contacts the positive electrode conductive terminal 3 and the negative electrode conductive terminal.

[0046] The utility model discloses a photovoltaic module's tester is the upper light IV tester, and the tester still includes test box (not shown), upper light flash lamp (not shown), and the probe ejector is the ejector pneumatic cylinder, and when automatic testing, the photovoltaic module 200 back is located in the test box and faces down, and the upper light flash lamp carries out the upper light to the photovoltaic module 200, and the ejector pneumatic cylinder will tester probe upward and eject and carry out the close physical contact with the positive conductive terminal 3 and negative conductive terminal 5, and after tester probe and the positive conductive terminal 3 and negative conductive terminal 5 contact, will electric signal transmission to the tester, and the tester carries out automatic flash test, when testing exception needs to carry out the exception investigation, directly connects the connector of manual test with the positive terminal 211 and negative terminal and connects with the photovoltaic module junction box positive and negative connector, and the operator does not need to be connected to the photovoltaic module 200 back and carry out connector plugging, and at this time, the positive conductive terminal 3 and negative conductive terminal 5 are regarded as the wire, and manual test can be carried out to realize the exception investigation, thereby reducing the step of personnel to the photovoltaic module 200 back and plugging the connector when automatic testing exception investigation, and convenient manual test improves the photovoltaic module 200 test efficiency.

[0047] Although the preferred embodiments in the utility model embodiments have been described, the person skilled in the art can make additional changes and modifications to these embodiments once the basic creative concept is known. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments and all changes and modifications falling within the scope of the utility model embodiments.

[0048] Obviously, those skilled in the art can make various modifications and variations to the utility model without departing from the spirit and scope of the utility model. Thus, if these modifications and variations of the utility model fall within the scope of the utility model claims and their equivalents, the utility model also intends to include these modifications and variations.

Claims

1. A testing device for a photovoltaic module, characterized in that, The utility model provides a photovoltaic module test fixture, including clamping piece (1), positive pole double connector piece (2), positive pole conductive terminal (3), negative pole double connector piece (4) and negative pole conductive terminal (5), the clamping piece (1) can be dismantled and is installed on photovoltaic module frame (100), positive pole double connector piece (2), positive pole conductive terminal (3), negative pole double connector piece (4) and negative pole conductive terminal (5) all are arranged on the clamping piece (1), positive pole double connector piece (2) connects positive pole conductive terminal (3), negative pole double connector piece connects negative pole conductive terminal (5), and positive pole conductive terminal (3) and negative pole conductive terminal (5) cooperate with tester probe on photovoltaic module assembly line.

2. The testing device of a photovoltaic module according to claim 1, characterized in that, The positive pole double connector piece (2) includes a positive pole double connector seat (21), and the negative pole double connector piece (4) includes a negative pole double connector seat, wherein the positive pole double connector seat (21) and the negative pole double connector seat are both arranged at one end of the clamping piece (1) located outside the photovoltaic module frame (100).

3. The testing device of a photovoltaic module according to claim 2, characterized in that, The positive pole conductive terminal (3) and the negative pole conductive terminal (5) are both arranged at one end of the clamping piece (1) located inside or outside the photovoltaic module frame (100).

4. The test apparatus for a photovoltaic assembly of claim 3, wherein, When the positive pole conductive terminal (3) and the negative pole conductive terminal (5) are both arranged at one end of the clamping piece (1) located inside the photovoltaic module frame (100), the clamping piece (1) includes a wire channel, the wire channel is located at the lower side of the photovoltaic module frame (100), the positive pole double connector seat (2) and the negative pole double connector seat are both arranged at one end of the wire channel located outside the photovoltaic module frame (100), and the positive pole conductive terminal (3) and the negative pole conductive terminal (5) are both arranged at one end of the wire channel located inside the photovoltaic module frame (100).

5. The test device for photovoltaic modules according to claim 4, characterized in that The wire channel is provided with a wire, the wire is connected with the positive pole double connector seat (2) and the positive pole conductive terminal (3), and the wire is connected with the negative pole double connector seat and the negative pole conductive terminal (5).

6. The test apparatus for photovoltaic modules according to claim 1, characterized in that, The positive pole double connector piece (2) includes a first positive pole single connector seat (22) and a second positive pole single connector seat (23), the first positive pole single connector seat (22) is arranged at one end of the clamping piece (1) located inside the photovoltaic module frame (100), and the second positive pole single connector seat (23) is arranged at one end of the clamping piece (1) located outside the photovoltaic module frame (100); the negative pole double connector piece (4) includes a first negative pole single connector seat and a second negative pole single connector seat, the first negative pole single connector seat is arranged at one end of the clamping piece (1) located inside the photovoltaic module frame (100), and the second negative pole single connector seat is arranged at one end of the clamping piece (1) located outside the photovoltaic module frame (100).

7. The testing device of a photovoltaic module according to claim 6, characterized in that, The clamping piece (1) comprises a wire channel located at the lower side of the photovoltaic module frame (100), a wire is arranged in the wire channel, the first positive single connector seat (22) is arranged at one end of the wire channel located at the inner side of the photovoltaic module frame (100), the second positive single connector seat (23) is arranged at one end of the wire channel located at the outer side of the photovoltaic module frame (100), and the first positive single connector seat (22) and the second positive single connector seat (23) are connected by the wire; the first negative single connector seat is arranged at one end of the wire channel located at the inner side of the photovoltaic module frame (100), the second negative single connector seat is arranged at one end of the wire channel located at the outer side of the photovoltaic module frame (100), and the first negative single connector seat and the second negative single connector seat are connected by the wire.

8. The testing device of a photovoltaic module according to claim 7, characterized in that, The positive conductive terminal (3) and the negative conductive terminal (5) are arranged at one end of the wire channel located at the inner side or the outer side of the photovoltaic module frame (100), the positive conductive terminal (3) is connected with the corresponding first positive single connector seat (22) or the second positive single connector seat (23), and the negative conductive terminal (5) is connected with the corresponding first negative single connector seat or the second negative single connector seat.

9. The testing device of a photovoltaic module according to claim 1, characterized by, The clamping piece (1) comprises a body (11) and a limiting portion (12) arranged on the body (11), a clamping groove (13) is arranged between the body (11) and the limiting portion (12), and the clamping groove (13) is clamped at the C face of the photovoltaic module frame (100).

10. A tester for photovoltaic modules, characterized in that, A test device, a tester probe and a probe ejector comprising the photovoltaic module according to any one of claims 1-9, the tester probe and the probe ejector are located below the photovoltaic module flow line, the probe ejector ejects the tester probe, and the tester probe is in contact with the positive conductive terminal (3) and the negative conductive terminal.

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