Novel unilateral efficiency testing mechanism

Abstract

The utility model discloses a novel unilateral efficiency testing mechanism, which relates to the field of photovoltaic equipment and comprises a copper base and two mounting seats, four uniformly distributed second mounting holes are formed in the upper end of the copper base in a penetrating manner, a testing battery piece is arranged at the upper end of the copper base, and a plurality of uniformly distributed fixing clamping grooves are formed in the upper ends of the mounting seats. A circuit board test probe row is inserted in the fixing clamping groove, a plurality of clamping groove cover plates which are evenly distributed are arranged at the upper end of the installation base, and a plurality of fixing grooves which are evenly distributed are formed in the lower ends of the clamping groove cover plates. The current and voltage data can be acquired in parallel left and right, the problems of shading and low efficiency possibly occurring in single-side testing in traditional equipment are avoided, and meanwhile, the mechanism can adjust probe layout according to different requirements, so that the mechanism can be compatible with testing of some special battery pieces, and the adaptability of the equipment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to photovoltaic equipment field, concretely relates to a novel single -edge efficiency test mechanism. BACKGROUND

[0002] The solar cell piece of photovoltaic module is the core part in solar power generation system, is also the highest value part in solar power generation system, its function is to convert solar energy into electric energy, and the cell piece usually needs to pass through efficiency test in the production process, evaluates its current, voltage and overall performance.

[0003] Most cell piece testing devices adopt single probe arrangement mode, and in the testing process, the collection efficiency of probe is often affected by problems such as shading, poor probe contact and middle part unable to effectively collect data, leading to poor stability of test results, and even in the test of special cell piece, accurate data cannot be provided, in addition, in the existing test system, the number and arrangement layout of probes are often fixed, leading to the inability to adapt to different types and different shapes of cell piece. This situation not only affects the efficiency of test, but also increases the difficulty of debugging and equipment adjustment, therefore, a novel single -edge efficiency test mechanism is provided to solve the problems in the above. SUMMARY

[0004] To solve the above technical problem, a novel single -edge efficiency test mechanism is provided, which solves the problem that most cell piece testing devices adopt single probe arrangement mode in the background art, and in the testing process, the collection efficiency of probe is often affected by problems such as shading, poor probe contact and middle part unable to effectively collect data, leading to poor stability of test results, and even in the test of special cell piece, accurate data cannot be provided, in addition, in the existing test system, the number and arrangement layout of probes are often fixed, leading to the inability to adapt to different types and different shapes of cell piece. This situation not only affects the efficiency of test, but also increases the difficulty of debugging and equipment adjustment.

[0005] To achieve the above purpose, the technical scheme adopted by the utility model is as follows:

[0006] A novel single -edge efficiency test mechanism, including copper base and two mounting seats, the upper end of copper base is provided with four second mounting holes that are evenly distributed, the upper end of copper base is provided with test cell piece, the upper end of mounting seat is provided with a plurality of evenly distributed fixed clamping grooves, the inside of fixed clamping groove is inserted with circuit board test needle row, the upper end of mounting seat is provided with a plurality of evenly distributed clamping groove cover plates, the lower end of clamping groove cover plate is provided with a plurality of evenly distributed fixed slots, the inside top end of fixed slot is in abutment with the upper end of circuit board test needle row, the front side of circuit board test needle row is provided with brass rod, the inside of brass rod is fixedly connected with right angle probe.

[0007] Preferably, the two mounting seats are symmetrically distributed on the left and right sides of the copper base.

[0008] Preferably, the upper end of the mounting seat is provided with a first connecting hole penetratingly formed between the two adjacent fixing grooves, a first fixing hole with the same size as the first connecting hole is penetratingly formed at the corresponding position of the upper end of the groove cover plate, and a screw is threadedly connected in the first connecting hole and the first fixing hole.

[0009] Preferably, the front end of the circuit board test needle row is provided with two second connecting holes penetratingly formed, and the front end of the brass rod is provided with second fixing holes with the same size as the second connecting holes penetratingly formed at the corresponding positions of the second connecting holes, and a screw is threadedly connected in the second connecting holes and the second fixing holes.

[0010] Preferably, the upper end of the mounting seat is provided with three first mounting holes penetratingly formed away from the side of the groove cover plate.

[0011] Preferably, the upper end of the test battery piece is provided with a plurality of evenly distributed grid lines, and the plurality of grid lines are parallel to each other.

[0012] Preferably, the test end of the right-angle probe is in contact with the grid line of the test battery piece, and the two right-angle probes and the grid lines in contact with them are located in the same vertical plane.

[0013] The utility model has the beneficial effects compared with prior art:

[0014] The scheme provides a novel single-side efficiency test mechanism, which realizes left-right parallel collection of current and voltage data through the left-right symmetric circuit board test probe structure, avoids the light shielding problem and low efficiency that may occur in unilateral test of traditional equipment, and realizes left-right parallel work of the two groups of probes, thereby improving the test efficiency, reducing the problem that the unilateral probe cannot collect data in the middle area in traditional equipment, ensuring the integrity of data collection, and adjusting the probe layout according to different requirements, so that the mechanism can be compatible with the test of some special battery pieces and the adaptability of the equipment is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of the utility model;

[0016] Figure 2 It is a structural schematic view of the mounting seat in the utility model;

[0017] Figure 3 It is a structural schematic view of the groove cover plate in the utility model;

[0018] Figure 4The utility model discloses a structure diagram of circuit board test needle row in the utility model.

[0019] Figure 5 The utility model discloses a structure diagram of brass rod in the utility model.

[0020] Figure 6 The utility model discloses a structure diagram of copper base.

[0021] The figure mark is:

[0022] 1, copper base, 2, mounting seat, 3, fixed slot, 4, circuit board test needle row, 5, slot cover plate, 6, brass rod, 7, right angle probe, 8, first connecting hole, 9, fixed groove, 10, first fixed hole, 11, second connecting hole, 12, second fixed hole, 13, test battery piece, 14, first mounting hole, 15, second mounting hole. Specific implementation

[0023] The following description is used to disclose the utility model to enable the person skilled in the art to realize the utility model. The preferred embodiment in the following description is only as an example, and other obvious variants can be thought by the person skilled in the art.

[0024] Referring to Figures 1-6 As shown in the figure, a novel unilateral efficiency test mechanism includes copper base 1 and two mounting seats 2, two mounting seats 2 are symmetrically distributed on the left and right sides of copper base 1, four second mounting holes 15 are evenly distributed on the upper end of copper base 1, test battery piece 13 is arranged on the upper end of copper base 1, a plurality of fixed slots 3 are evenly distributed on the upper end of mounting seat 2, circuit board test needle row 4 is inserted into the fixed slots 3, a plurality of slot cover plates 5 are evenly distributed on the upper end of mounting seat 2, a plurality of fixed grooves 9 are evenly distributed on the lower end of slot cover plate 5, the upper end of circuit board test needle row 4 is abutted with the inner side top end of fixed groove 9, brass rod 6 is arranged on the front side of circuit board test needle row 4, and right angle probe 7 is fixedly connected to the inner side of brass rod 6.

[0025] Further, copper base 1 is used as the support of test battery piece 13, by aligning the second mounting hole 15 on the upper end with the reserved hole on the machine table and fixing the screw in the second mounting hole 15, copper base 1 can be installed at the bottom of the machine table.

[0026] Further, by inserting and pulling circuit board test needle row 4, the number and arrangement order of circuit board test needle row 4 can be adjusted to adapt to the test of various battery pieces.

[0027] Further, by setting the left and right symmetrical circuit board test probe structure, the left and right parallel acquisition of current and voltage data is realized, the light shielding problem and low efficiency of the traditional equipment are avoided, the left and right two groups of probes work in parallel, the test efficiency is improved, and the problem that the middle area data cannot be collected due to the single-sided probe in the traditional equipment is reduced, and the integrity of data collection is ensured.

[0028] Further, the upper end of the mounting seat 2 is located between the two adjacent fixed clamping grooves 3 and is provided with a first connecting hole 8, the upper end of the clamping groove cover plate 5 is provided with a first fixing hole 10 with the same size as the first connecting hole 8 at the corresponding position of the first connecting hole 8, and the first connecting hole 8 and the first fixing hole 10 are internally screwed with screws. The cooperation of the screws, the first connecting hole 8 and the first fixing hole 10 can tightly press the clamping groove cover plate 5 on the upper end of the circuit board test needle row 4, thereby avoiding the shaking of the circuit board test needle row 4 during the measurement process, and helping to improve the accuracy of the test.

[0029] Further, the front end of the circuit board test needle row 4 is provided with two second connecting holes 11, the front end of the brass rod 6 is provided with a second fixing hole 12 with the same size as the second connecting hole 11 at the corresponding position of the second connecting hole 11, and the second connecting hole 11 and the second fixing hole 12 are internally screwed with screws.

[0030] Further, the upper end of the mounting seat 2 is located between the two adjacent fixed clamping grooves 3 and is provided with a first connecting hole 8, the upper end of the clamping groove cover plate 5 is provided with a first fixing hole 10 with the same size as the first connecting hole 8 at the corresponding position of the first connecting hole 8, and the first connecting hole 8 and the first fixing hole 10 are internally screwed with screws. The cooperation of the screws, the first connecting hole 8 and the first fixing hole 10 can tightly press the clamping groove cover plate 5 on the upper end of the circuit board test needle row 4, thereby avoiding the shaking of the circuit board test needle row 4 during the measurement process, and helping to improve the accuracy of the test.

[0031] Further, the mounting seat 2 can be moved up and down by the lifting assembly on the machine, so that the right-angle probe 7 contacts the grid lines of the test battery piece 13, and then the test is performed.

[0032] Further, the upper end of the test battery piece 13 is provided with a plurality of evenly distributed grid lines, and the plurality of grid lines are parallel to each other. The test end of the right-angle probe 7 contacts the grid lines of the test battery piece 13, and the two right-angle probes 7 and the grid lines contacted thereby are located in the same vertical plane. The test end of the right-angle probe 7 contacts the grid lines of the test battery piece 13, directly measures the electrical performance of the battery piece, and the right-angle probe 7 and the grid lines are located in the same vertical plane, which can ensure the consistency and stability of the contact.

[0033] Further, in actual use, a camera is arranged at the entrance of the testing mechanism to assist in positioning the test battery piece 13. After the test battery piece 13 is placed on the copper base 1, the position of the test battery piece 13 is observed through the camera by continuously moving the test battery piece 13, so as to align the grid lines on the upper end of the test battery piece 13 with the right-angle probes 7 at the corresponding positions.

[0034] Working principle: in use, first, by aligning the second mounting hole 15 on the copper base 1 with the reserved hole on the machine table, the copper base 1 is fixed on the machine table by screws, then the three first mounting holes 14 on the mounting seat 2 are docked with the corresponding reserved holes on the machine table and are fixed on the machine table by screws, then the test battery piece 13 is placed on the upper end of the copper base 1, then a certain number of circuit board test needle rows 4 are inserted into the fixed clamping groove 3 according to the size of the test battery piece 13 and the arrangement of the grid lines, then the position of the test battery piece 13 is moved and observed through the camera system at the entrance of the testing mechanism, so as to ensure that the grid lines on the battery piece are aligned with the corresponding test needles, after alignment, the position of the mounting seat 2 is adjusted through the mechanical lifting assembly on the machine table, so as to adjust the height of the right-angle probes 7, so that they are in good contact with the grid lines, then the test battery piece 13 is tested through the measuring system.

[0035] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection required by the present application is defined by the appended claims and their equivalents.

Claims

1. A novel unilateral efficiency testing mechanism characterized in that, The utility model relates to a copper base (1) and two mounting seat (2) are included, the upper end of copper base (1) is passed through and set up four second mounting hole (15) that are evenly distributed, the upper end of copper base (1) is provided with test battery piece (13), the upper end of mounting seat (2) is set up a plurality of evenly distributed fixed clamping groove (3), the inside of fixed clamping groove (3) is inserted with circuit board test needle row (4), the upper end of mounting seat (2) is provided with a plurality of evenly distributed clamping groove cover plate (5), the lower end of clamping groove cover plate (5) is set up a plurality of evenly distributed fixed slot (9), the inside top end of fixed slot (9) and the upper end of circuit board test needle row (4) abut, the front side of circuit board test needle row (4) is provided with brass pole (6), the inside of brass pole (6) is fixedly connected with right angle probe (7).

2. A novel unidirectional efficiency testing mechanism as claimed in claim 1, wherein: Two mounting seats (2) are symmetrically distributed on the left and right sides of the copper base (1).

3. A novel unidirectional efficiency testing mechanism as claimed in claim 1, wherein: The upper end of the mounting seat (2) is provided with a first connecting hole (8) between two adjacent fixed clamping grooves (3), the upper end of the clamping groove cover plate (5) is provided with a first fixing hole (10) with the same size as the first connecting hole (8) at the corresponding position of the first connecting hole (8), and the first connecting hole (8) and the first fixing hole (10) are screwed.

4. The novel unidirectional efficiency testing mechanism according to claim 1, characterized in that: The front end of the circuit board test needle row (4) is provided with two second connecting holes (11), the front end of the brass pole (6) is provided with a second fixing hole (12) with the same size as the second connecting hole (11) at the corresponding position of the second connecting hole (11), and the second connecting hole (11) and the second fixing hole (12) are screwed.

5. The novel unidirectional efficiency testing mechanism according to claim 1, wherein: The upper end of the mounting seat (2) is provided with three first mounting holes (14) on the side away from the clamping groove cover plate (5).

6. A novel unidirectional efficiency testing mechanism as claimed in claim 1, wherein: The upper end of the test battery piece (13) is provided with a plurality of evenly distributed grid lines, and the plurality of grid lines are parallel to each other.

7. A novel unidirectional efficiency testing mechanism as claimed in claim 1, wherein: The test end of the right angle probe (7) is in contact with the grid line of the test battery piece (13), and the two right angle probes (7) and the grid line in contact with them are located in the same vertical plane.

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