Photovoltaic module IAM testing device

Abstract

The utility model discloses a photovoltaic module IAM testing device, and belongs to the field of photovoltaic testing. The device is characterized in that a rotary test frame is arranged on one side, opposite to the light source box, in the test darkroom; a linear guide rail is arranged at a position, corresponding to the rotary test frame, of the top of the test darkroom; an upper rotating assembly and a lower rotating assembly are arranged at the upper end and the lower end of the rotating test frame respectively; the lower end of the lower rotating assembly is provided with an angle adjusting assembly, and the upper end is connected with the rotating test frame. By improving the existing photovoltaic test device, arranging the rotary test frame on the opposite side surface of the light source box, carrying out IAM test on a to-be-tested photovoltaic module arranged on the rotary test frame, and meanwhile, realizing displacement of the whole rotary test frame in the test camera obscura through the linear guide rail, thereby realizing convenient station switching. Cost is low, operation is easy, and application and popularization are facilitated.

Description

Technical Field

[0001] The utility model belongs to the field of photovoltaic testing, and in particular relates to an IAM testing device for a photovoltaic component. Background Art

[0002] For photovoltaic module testing, the existing testing methods are relatively simple. The test station is fixed in the darkroom. When the test requirements are expanded, the original station needs to be dismantled, which is not only cumbersome for personnel to operate, but also time-consuming. At the same time, the angle electrical performance test function is rarely used in IV testing. The existing test mechanism structure on the market is relatively complex, the cost is high, and the cost-effectiveness is low for users. The existing test equipment cannot meet the corresponding test requirements. Summary of the invention

[0003] The utility model aims to solve the above problems and provides a photovoltaic module IAM testing device which has a simple structure and is easy to operate and is applied in IV testing.

[0004] The photovoltaic module IAM test device of the utility model comprises a test darkroom; a rotating test frame is arranged on the side of the test darkroom opposite to the light source box;

[0005] A linear guide rail is arranged on the top of the test darkroom at a position corresponding to the rotating test frame; a slider that can slide along the linear guide rail is arranged in the linear guide rail;

[0006] An upper rotating assembly and a lower rotating assembly are respectively provided at the upper and lower ends of the rotating test frame;

[0007] The upper end of the upper rotating assembly is fixedly connected to the aforementioned slider, and the lower end is connected to the rotating test frame;

[0008] The lower end of the lower rotating assembly is provided with an angle adjustment assembly, and the upper end is connected to the rotating test frame.

[0009] When conducting a test, the slider is moved along the linear guide rail to move the rotating test frame connected to the slider to the test position in the test darkroom, and then the upper rotating assembly and the lower rotating assembly are synchronously rotated to rotate the rotating test frame to an angle that meets the test requirements, so as to test the photovoltaic component to be tested on the rotating test frame.

[0010] Further, in the photovoltaic module IAM testing device of the utility model, the upper rotating assembly includes a base mounting plate, an upper bearing seat and an upper rotating shaft;

[0011] The base mounting plate is fixedly connected to the aforementioned sliding block;

[0012] The upper bearing seat is fixedly arranged on the aforementioned basic mounting plate;

[0013] The upper end of the upper rotating shaft is connected to the upper bearing seat, and the lower end is connected to the aforementioned rotating test frame. The rotation of the lower end of the rotating test frame is realized through the upper bearing seat and the upper rotating shaft; the entire rotating test frame realizes linear displacement through the base mounting plate in the upper rotating assembly following the slider.

[0014] Further, in the photovoltaic module IAM testing device of the utility model, the lower rotating assembly includes a lower bearing seat and a lower rotating shaft;

[0015] The lower end of the lower rotating shaft is connected to the lower bearing seat, and the upper end is connected to the aforementioned rotating test frame. The rotation of the lower end of the rotating test frame is achieved through the lower bearing seat and the lower rotating shaft.

[0016] Further, in the photovoltaic module IAM test device of the utility model, the angle adjustment assembly includes a dial, a rotating arm and a knob plunger;

[0017] The scale plate is provided with scales for angle adjustment;

[0018] The scale plate is provided with angle adjustment holes along the edge thereof;

[0019] One end of the rotating arm is fixedly connected to the aforementioned lower rotating shaft, and the other end is provided with a knob plunger;

[0020] The area directly below the knob blockage corresponds to the aforementioned angle adjustment hole. According to the test requirements, the rotary test frame is rotated to an angle that meets the test requirements. Since the rotary arm is fixedly connected to the lower rotary shaft, when it is rotated to an angle that meets the test requirements, the knob plunger at the front end of the rotary arm is pressed down and inserted into the corresponding angle adjustment hole to fix the adjustment component.

[0021] Furthermore, in the photovoltaic module IAM test device of the utility model, a positioning seat is provided between the upper rotating shaft and the rotating test frame;

[0022] A positioning seat is provided between the lower rotating shaft and the rotating test frame, which facilitates the rapid positioning and fixed connection of the rotating test frame during installation of the rotating test frame, thereby improving the assembly efficiency of the entire test device and saving use and maintenance time.

[0023] Furthermore, in the photovoltaic module IAM test device of the utility model, the rotating test frame is provided with a fixing member for fixing the photovoltaic module. By providing the fixing member, the photovoltaic module to be tested can be quickly and conveniently fixed, thereby improving the test efficiency.

[0024] Furthermore, in the photovoltaic module IAM test device of the utility model, the fixing member includes a locking member and a placing member; the locking member is arranged above the placing member. The locking member is arranged above the placing member, and the placing member at the lower end only plays a supporting role. The photovoltaic module to be tested is fixed by the locking member arranged above, and the operation steps are reduced while the fixing is achieved, the operation efficiency is improved, and the test efficiency is further improved.

[0025] Further, in the photovoltaic module IAM test device of the utility model, the scale plate is provided with a plurality of threaded fixing holes, and the scale plate is fixedly connected to the bottom wall of the test darkroom through the threaded fixing holes provided on the scale plate, which can effectively improve the stability of the rotating test frame during the test process.

[0026] The photovoltaic module IAM test device described in the utility model improves the existing photovoltaic test device by arranging a rotating test frame on the side opposite to the light source box, and performs IAM test on the photovoltaic module to be tested which is arranged on the rotating test frame. At the same time, the displacement of the entire rotating test frame in the test dark box is achieved by a linear guide rail, so as to realize convenient work station switching. The test device described in the utility model has a simple structure, low cost, and is easy to operate, and is suitable for popularization and application. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is a schematic diagram of the structure of the photovoltaic module IAM testing device according to an embodiment of the utility model;

[0028] Figure 2 This is a schematic diagram of the linear guide structure described in an embodiment of the utility model;

[0029] Figure 3 This is a schematic diagram of the structure of the upper rotating assembly according to an embodiment of the utility model;

[0030] Figure 4 This is a schematic diagram of the structure of the lower rotating assembly and the angle adjustment assembly according to an embodiment of the utility model;

[0031] Among them, 1-test darkroom, 2-light source box, 3-photovoltaic module, 4-rotating test frame, 5-foundation mounting plate, 6-upper bearing seat, 7-upper rotating shaft, 8-lower bearing seat, 9-lower rotating shaft, 10-dial, 11-rotating arm, 12-knob plunger, 13-linear guide, 14-angle adjustment hole, 15-threaded fixing hole, 16-locking piece, 17-placing piece, 18-upper rotating assembly, 19-lower rotating assembly, 20-positioning seat. DETAILED DESCRIPTION

[0032] The photovoltaic module 3IAM testing device of the present invention is described in detail below through the accompanying drawings and embodiments.

[0033] This embodiment discloses a photovoltaic module 3IAM testing device, such as Figure 1 As shown, it includes a test darkroom 1; a rotating test frame 4 is provided on the side of the test darkroom 1 opposite to the light source box 2; Figure 2 As shown, a linear guide rail 13 is arranged on the top of the test darkroom 1 at a position corresponding to the rotating test frame 4; a slider which can slide along the linear guide rail 13 is arranged inside the linear guide rail 13; an upper rotating component 18 and a lower rotating component 19 are respectively arranged at the upper and lower ends of the rotating test frame 4; the upper end of the upper rotating component 18 is fixedly connected to the aforementioned slider, and the lower end is connected to the rotating test frame 4; the lower end of the lower rotating component 19 is provided with an angle adjustment component, and the upper end is connected to the rotating test frame 4.

[0034] In the embodiments of the present disclosure, Figure 3 As shown, the upper rotating assembly 18 includes a base mounting plate 5, an upper bearing seat 6 and an upper rotating shaft 7; the base mounting plate 5 is fixedly connected to the aforementioned slider; the upper bearing seat 6 is fixedly arranged on the aforementioned base mounting plate 5; the upper end of the upper rotating shaft 7 is connected to the upper bearing seat 6, and the lower end is connected to the aforementioned rotating test frame 4. The rotation of the lower end of the rotating test frame 4 is achieved through the upper bearing seat 6 and the upper rotating shaft 7; the entire rotating test frame 4 realizes linear displacement through the base mounting plate 5 in the upper rotating assembly 18 following the slider.

[0035] In the embodiments of the present disclosure, Figure 4 As shown, the lower rotating assembly 19 includes a lower bearing seat 8 and a lower rotating shaft 9;

[0036] The lower end of the lower rotating shaft 9 is connected to the lower bearing seat 8, and the upper end is connected to the aforementioned rotating test frame 4. The rotation of the lower end of the rotating test frame 4 is achieved through the lower bearing seat 8 and the lower rotating shaft 9.

[0037] In the disclosed embodiment, the angle adjustment assembly includes a dial 10, a rotating arm 11 and a knob plunger 12; the dial 10 is provided with a scale for angle adjustment; the dial 10 is provided with an angle adjustment hole 14 along the edge; one end of the rotating arm 11 is fixedly connected to the aforementioned lower rotating shaft 9, and the other end is provided with a knob plunger 12; the angle adjustment hole 14 corresponds to the angle adjustment hole 14 directly below the knob blockage. According to the test requirements, the rotating test frame 4 is rotated to an angle that meets the test requirements. Since the rotating arm 11 is fixedly connected to the lower rotating shaft 9, when it is rotated to an angle that meets the test requirements, the knob plunger 12 at the front end of the rotating arm 11 is pressed down and inserted into the corresponding angle adjustment hole 14 to achieve the fixation of the adjustment assembly.

[0038] In the disclosed embodiment, a positioning seat 20 is provided between the upper rotating shaft 7 and the rotating test frame 4; a positioning seat 20 is provided between the lower rotating shaft 9 and the rotating test frame 4. The positioning seat 20 facilitates the rapid positioning and fixed connection of the rotating test frame 4 when installing the rotating test frame 4, thereby improving the assembly efficiency of the entire test device and saving use and maintenance time. The rotating test frame 4 is provided with a fixing member for fixing the photovoltaic component 3. The fixing member includes a locking member 16 and a placing member 17; the locking member 16 is arranged above the placing member 17. The locking member 16 is arranged above the placing member 17, and the placing member 17 at the lower end only plays a supporting role. The fixing of the photovoltaic component 3 to be tested is achieved by the locking member 16 arranged above, and the operation steps are reduced under the premise of achieving fixation, and the operation efficiency is improved, thereby improving the test efficiency. The dial 10 is provided with a plurality of threaded fixing holes 15. The dial 10 is fixedly connected to the bottom wall of the test darkroom 1 through the threaded fixing holes 15 provided on the dial 10 , which can effectively improve the stability of the rotating test frame 4 during the test process.

[0039] When conducting a test, the slider is moved along the linear guide rail 13 to move the rotating test frame 4 connected to the slider to the test position in the test darkroom 1, and the photovoltaic component 3 to be tested is placed close to the rotating test frame 4 with its lower edge placed on the placement piece 17. Through the locking piece 16, an elbow clamp is used in the disclosed embodiment to quickly lock the photovoltaic component 3 to be tested, and then the rotating test frame 4 is rotated as a whole through the upper rotating component 18 and the lower rotating component 19, so that the photovoltaic component 3 to be tested is angled with the test light source to meet the required test requirements for testing.

[0040] When the test device is not needed in the test environment, the connecting screws between the dial 10 and the test darkroom 1 are loosened, and the rotating test frame 4 is manually pushed out of the test area along the linear guide rail 13 and stored close to the inner wall of the darkroom to make room for other electrical performance test needs, thereby realizing the switching of test stations.

[0041] In specific applications, the position of the locking member 16 can be adjusted to accommodate photovoltaic modules 3 of different sizes; at the same time, a driving device (using a servo motor in conjunction with a control program) can be added to the upper rotating assembly 18 and / or the lower rotating assembly 19 to achieve automatic rotation of the rotating test frame 4, saving manpower while improving test efficiency.

Claims

1. A photovoltaic module IAM test device, comprising a test darkroom; characterized in that: A rotating test frame is provided in the test darkroom on one side opposite to the light source box; A linear guide rail is arranged on the top of the test darkroom at a position corresponding to the rotating test frame; a slider that can slide along the linear guide rail is arranged in the linear guide rail; An upper rotating assembly and a lower rotating assembly are respectively provided at the upper and lower ends of the rotating test frame; The upper end of the upper rotating assembly is fixedly connected to the aforementioned slider, and the lower end is connected to the rotating test frame; The lower end of the lower rotating assembly is provided with an angle adjustment assembly, and the upper end is connected to the rotating test frame.

2. The photovoltaic module IAM testing device according to claim 1, characterized in that: The upper rotating assembly comprises a base mounting plate, an upper bearing seat and an upper rotating shaft; The base mounting plate is fixedly connected to the aforementioned sliding block; The upper bearing seat is fixedly arranged on the aforementioned basic mounting plate; The upper end of the upper rotating shaft is connected to the upper bearing seat, and the lower end is connected to the aforementioned rotating test frame.

3. The photovoltaic module IAM testing device according to claim 2, characterized in that: The lower rotating assembly comprises a lower bearing seat and a lower rotating shaft; The lower end of the lower rotating shaft is connected to the lower bearing seat, and the upper end is connected to the aforementioned rotating test frame.

4. The photovoltaic module IAM testing device according to claim 3, characterized in that: The angle adjustment assembly includes a dial, a rotating arm and a knob plunger; The scale plate is provided with scales for angle adjustment; The scale plate is provided with angle adjustment holes along the edge thereof; One end of the rotating arm is fixedly connected to the aforementioned lower rotating shaft, and the other end is provided with a knob plunger; The area directly below where the knob is blocked corresponds to the aforementioned angle adjustment hole.

5. The photovoltaic module IAM testing device according to claim 4, characterized in that: A positioning seat is provided between the upper rotating shaft and the rotating test frame; A positioning seat is arranged between the lower rotating shaft and the rotating test frame.

6. The photovoltaic module IAM testing device according to claim 5, characterized in that: The rotating test frame is provided with fixing parts for fixing photovoltaic components.

7. The photovoltaic module IAM testing device according to claim 6, characterized in that: The fixing member comprises a locking member and a placing member; the locking member is arranged above the placing member.

8. The photovoltaic module IAM testing device according to claim 7, characterized in that: The scale plate is provided with a plurality of threaded fixing holes.

Images