CN216411370U

CN216411370U - Thimble tool for improving testing accuracy of solar simulator

Info

Publication number: CN216411370U
Application number: CN202122800426.3U
Authority: CN
Inventors: 华飞; 蒋孝山
Original assignee: Changzhou Suntech Solar Power Co ltd
Current assignee: Changzhou Suntech Solar Power Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-04-29
Anticipated expiration: 2031-11-16

Abstract

The utility model relates to the technical field of photovoltaic panel assembly testing tools, in particular to a thimble tool for improving the testing accuracy of a solar simulator, which comprises a bottom plate, wherein a top plate is arranged above the bottom plate, the bottom plate is connected with the top plate through a spring, two groups of side probes are symmetrically arranged on the surface of the top plate, each group of side probes comprises a thimble body, one side of each side probe is provided with an inner probe, each group of inner probes comprises a thimble body, the surface of the top plate is provided with black POM blocks, and the bottoms of the thimble bodies are connected with cables. The copper sheet contact test of large area is carried out through 16 needle bodies, and the needle bodies are all connected through cables in a switching mode, and the multi-strand cables meet the reliability of the acquisition circuit to the maximum extent.

Description

Thimble tool for improving testing accuracy of solar simulator

Technical Field

The utility model relates to the technical field of photovoltaic panel assembly testing tools, in particular to a thimble tool for improving the testing accuracy of a solar simulator.

Background

Photovoltaic panel subassembly is one kind and exposes just can produce direct current's power generation facility under the sunlight, the mill subassembly can simulate at solar simulator, the test probe mechanism of simulator is by four copper probes, spring telescopic machanism, black POM module, parts such as wire constitute, the copper sheet through probe contact module switches on, accomplish the test, but because of the probe is less, the data that form when leading to probe test mechanism contact copper sheet is not accurate enough, there is the deviation and inaccurate in the IV test, there is the deviation in the IV power, and test thimble mechanism is only four copper structures, long-time contact, if certain contact is not good, still can lead to the inaccurate condition of power.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a thimble tool for improving the test accuracy of a solar simulator so as to solve the problems in the background technology.

In order to achieve the purpose, the ejector pin tool for improving the testing accuracy of the solar simulator comprises a bottom plate, a top plate is arranged above the bottom plate, the bottom plate is connected with the top plate through a spring, two groups of side probes are symmetrically arranged on the surface of the top plate, each group of side probes comprises a pin body, inner probes are arranged on one sides of the side probes, each group of inner probes comprises a pin body, black POM blocks are arranged on the surface of the top plate, and cables are connected to the bottoms of the pin bodies.

As a further improvement of the technical scheme, the surface of the needle body is in a nine-claw plum blossom shape.

As a further improvement of the technical scheme, the surface of the bottom plate is symmetrically provided with cavities, and the cables can be outwards arranged along the cavities.

As a further improvement of the technical scheme, rear supporting rods are arranged at the corner ends of the bottom surface of the bottom plate.

As a further improvement of the technical scheme, the cavity openings are internally provided with fixed blocks and fixed plates.

As a further improvement of the technical scheme, the surfaces of the fixing block and the fixing plate are provided with arc openings, and the arc openings are connected with the cables in a clamping mode.

Compared with the prior art, the utility model has the beneficial effects that:

in this improve thimble frock of solar simulator test accuracy, through 6 needle bodies that two sets of side probes include, 10 needle bodies that the probe includes in two sets of, constitute 16 needle bodies and carry out the test of large tracts of land to copper sheet contact, and adopt arranging of "3+5" between the needle body: wherein 5 middle needle bodies are the current return circuit, switch on the back current accessible, and 5 needle bodies are about 25A for 5A's of every needle body accessible electric current, to satisfy trade subassembly maximum current, 3 needle bodies are both sides voltage return circuit, guarantee that voltage return circuit is the excessive heavy current return circuit, guarantee that the electric current passes through, improve and gather accuracy and reliability, and wherein, the needle body is whole to pass through the cable switching, and the stranded cable satisfies acquisition circuit reliability the most.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an exploded view of the side and inner probe structures of the present invention;

fig. 3 is a schematic diagram of the needle circuit of the present invention.

The various reference numbers in the figures mean:

1. a base plate; 11. a lumen port; 12. a support bar; 2. a spring; 3. a top plate; 4. a side probe; 41. a fixed block; 5. an inner probe; 51. a fixing plate; 6. black POM blocks; 7. a cable.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Please refer to fig. 1-2, the present embodiment provides a thimble tool for improving the testing accuracy of a solar simulator, which includes a bottom plate 1, a top plate 3 is disposed above the bottom plate 1, the bottom plate 1 is connected to the top plate 3 through a spring 2, two sets of side probes 4 are symmetrically disposed on the surface of the top plate 3, each set of side probes 4 includes 3 needle bodies, inner probes 5 are disposed on one sides of the side probes 4, each set of inner probes 5 includes 5 needle bodies, black POM blocks 6 are disposed on the surface of the top plate 3, and cables 7 are connected to the bottoms of the needle bodies.

In this embodiment, the pins included in the side probe 4 and the inner probe 5 are arranged in a 3+5 manner, and the pin circuit diagram is shown in fig. 3: the number of the middle needle bodies is 5, the middle needle bodies are current loops, after the middle needle bodies are conducted, current can pass, each needle body can pass 5A of current, the number of the ejector pins is about 25A of current, the number of the ejector pins can meet the maximum current of an industrial assembly, meanwhile, the number of the middle needle bodies is 3, the number of the ejector pins is two-side voltage loops, in order to guarantee that the voltage loops are not excessive to large current loops, the current in the structure can pass, and therefore collection accuracy and reliability are improved, the number of the ejector pins is 1-1, the number of the ejector pins is 1-2, the number of the ejector pins is 1-3, the number of the ejector pins is 1-2, the number of the ejector pins is 1-1, the number of the ejector pins is 1-2, the number of the ejector pins is 1-3, the number of the ejector pins is 1-4, the ejector pins are 4-1-2; 6 needle bodies that include through two sets of side probes 4 and 10 horizontal needle bodies that probe 5 in two sets of included, constitute 16 needle bodies, after the device enters into IV test area through the assembly line, the inside needle body of two sets of side probes 4 and two sets of interior probe 5 contacts with frock transmission copper sheet, the IV tester starts the test back, the electrical property parameter of copper sheet passes through the copper sheet and transmits to the needle body, and accomplish the test of subassembly IV through 7 transmission to the IV tester of cable, can obtain the data of test, wherein, the needle body is whole to pass through the cable switching, the stranded cable satisfies acquisition circuit reliability the most.

In order to improve the whole structure, the surface of the needle body is in a nine-claw plum blossom shape so as to be suitable for various types of contact points and improve the contact area with the copper sheet.

Further, the cavity 11 has been seted up to the surface symmetry of bottom plate 1, and the cable 7 can be outwards along cavity 11, connects the back at cable 7, reaches preliminary spacing through cavity 11, reduces the chaos degree.

Still further, back bracing piece 12 is all installed to the bottom surface angle end of bottom plate 1, and bracing piece 12 contact surface, bottom plate 1 leave the contact surface, avoids running through of cable 7 to cause the not enough level of whole device.

Wherein, the inside of accent 11 all is equipped with fixed block 41 and fixed plate 51, can form regional restriction in the inside of accent 11 through fixed block 41 and fixed plate 51, separates the cable 7 that side probe 4 and inner probe 5 are connected respectively, avoids the confusion.

Finally, the surfaces of the fixing block 41 and the fixing plate 51 are both provided with an arc opening, and the arc opening is connected with the cable 7 in a clamping manner, so that the cable 7 can be connected and fixed with the arc opening after being blocked, and the stability and the limitation of the cable 7 in the cavity opening 11 are improved.

The thimble frock of improvement solar simulator test accuracy of this embodiment is when specifically using, and after the device entered into IV test area through the assembly line, the inside needle body of probe 5 and the contact of frock transmission copper sheet in two sets of side probes 4 and two sets of, the IV tester starts the test back, and the electrical property parameter of copper sheet passes through the copper sheet and transmits to the needle body to accomplish the subassembly IV test through cable 7 transmission to the IV tester, can obtain the data of testing.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an improve thimble frock of solar simulator test accuracy, includes bottom plate (1), its characterized in that: the top of bottom plate (1) is equipped with roof (3), bottom plate (1) with connect through spring (2) between roof (3), the surface symmetry of roof (3) is equipped with two sets of side probe (4), every group side probe (4) include 3 needle bodies, one side of side probe (4) all is equipped with interior probe (5), every group interior probe (5) include 5 needle bodies, the surface of roof (3) is equipped with black POM piece (6), the bottom of needle body all is connected with cable (7).

2. The thimble tool for improving the testing accuracy of the solar simulator according to claim 1, wherein: the surface of the needle body is in a nine-claw plum blossom shape.

3. The thimble tool for improving the testing accuracy of the solar simulator according to claim 1, wherein: the surface of the bottom plate (1) is symmetrically provided with cavity openings (11), and the cable (7) can be outward along the cavity openings (11).

4. The thimble tool for improving the testing accuracy of the solar simulator according to claim 3, wherein: and rear supporting rods (12) are arranged at the corner ends of the bottom surface of the bottom plate (1).

5. The thimble tool for improving the testing accuracy of the solar simulator according to claim 3, wherein: and a fixed block (41) and a fixed plate (51) are arranged in each cavity opening (11).

6. The thimble tool for improving the testing accuracy of the solar simulator according to claim 5, wherein: the arc mouth has all been seted up on the surface of fixed block (41) and fixed plate (51), the arc mouth with cable (7) joint.