CN216925442U

CN216925442U - Measuring device for surface subsidence deformation of photovoltaic module

Info

Publication number: CN216925442U
Application number: CN202220774944.4U
Authority: CN
Inventors: 辛星亮; 张帆; 胡敬轩
Original assignee: Dongfang Risheng Yiwu New Energy Co ltd
Current assignee: Dongfang Risheng Yiwu New Energy Co ltd
Priority date: 2022-04-06
Filing date: 2022-04-06
Publication date: 2022-07-08
Anticipated expiration: 2032-04-06

Abstract

The utility model discloses a measuring device for the surface subsidence deformation of a photovoltaic module, which comprises a reinforcing rib rod, a measuring instrument and a fixing tool, wherein the reinforcing rib rod and the measuring instrument are fixed on the fixing tool; the fixing tool comprises a reinforcing rib fixing assembly and a measuring instrument fixing assembly, the reinforcing rib fixing assembly comprises a fixing block and a limiting block, the fixing block is provided with a slot for inserting a reinforcing rib rod, and the limiting block is fixed on one side of the fixing block so as to limit the position of the reinforcing rib rod; the measuring instrument fixing assembly comprises a measuring main body and a mounting plate, wherein a cavity for fixing the measuring instrument is formed in the measuring main body, and the mounting plate is used for limiting the position of the measuring instrument. The method is simple and accurate in operation, can measure any point position on the surface of the photovoltaic module, accurately measure the actual deformation value of the photovoltaic module, and can ensure that the initial position of each test is on the same plane; in addition, the portable ultrasonic probe can be disassembled and carried, can be assembled at any time when needing to be measured, and is convenient to disassemble.

Description

Measuring device for surface subsidence deformation of photovoltaic module

Technical Field

The utility model relates to the technical field of photovoltaic cell manufacturing, in particular to a device for measuring the surface subsidence deformation of a photovoltaic module.

Background

The existing photovoltaic module mainly comprises a crystalline silicon module, and the crystalline silicon module cannot deform greatly due to the characteristics of a crystalline silicon cell, otherwise the cell is cracked, and the module fails.

However, the photovoltaic high-efficiency assembly all can have the phenomenon that the photovoltaic assembly sinks in the use process of a power station at present, and the photovoltaic assembly sinks for the reasons including the following points: 1. when the photovoltaic module is used in a power station, the large-size photovoltaic module can sink and deform; 2. rainwater snow is accumulated on the surface of the photovoltaic module, the load of external objects such as rainwater snow and the like can also cause the sinking deformation phenomenon of the photovoltaic module, and after the external objects exceed the bearing capacity of the photovoltaic module, the problems of hidden cracking and the like of a battery piece inside the photovoltaic module can be caused, so that the power of the photovoltaic module is attenuated, and the power life of a product cannot be guaranteed.

At present, there is no exact standard for how to measure the sinking deformation degree of the photovoltaic module, and various existing measuring modes have certain errors. For example, a straight ruler or a thickness gauge is mainly used in the same industry to solve the problem of measuring the sinking degree of the component. After the customer complaint occurs, the sinking deformation degree of the photovoltaic module cannot be correctly evaluated, so that unnecessary economic loss of an enterprise is caused.

In view of the above drawbacks, those skilled in the art need to provide a device for measuring the sinking deformation of the surface of a photovoltaic module, which can accurately measure the sinking deformation degree of each point on the surface of the photovoltaic module, and ensure the accuracy of the measurement data.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides the device for measuring the sinking deformation of the surface of the photovoltaic module, which can accurately measure the sinking deformation degree of each point position on the surface of the photovoltaic module and ensure the accuracy of measured data.

In order to achieve the purpose, the utility model provides a measuring device for the surface subsidence deformation of a photovoltaic module, which comprises a reinforcing rib rod, a measuring instrument and a fixing tool, wherein the reinforcing rib rod and the measuring instrument are fixed on the fixing tool; wherein, fixed frock includes: the reinforcing rib fixing assembly comprises a fixing block and a limiting block, the fixing block is provided with a slot for inserting the reinforcing rib rod, and the limiting block is fixed on one side of the fixing block so as to limit the position of the reinforcing rib rod; the measuring instrument fixing assembly comprises a measuring main body and a mounting plate, the measuring main body is provided with a cavity for fixing the measuring instrument, one side of the lower portion of the measuring main body is provided with a mounting groove for the mounting plate to be inserted, and the mounting plate is used for limiting the position of the measuring instrument.

Furthermore, the fixed block is provided with a concave part, the limiting block is provided with a convex part corresponding to the concave part in shape and position, and the concave part and the convex part are matched to limit the position of the reinforcing rib rod.

Furthermore, be equipped with first connecting piece and second connecting piece on the fixed block, first connecting piece passes fixed block and stopper fixed connection, the second connecting piece passes the fixed block with strengthening rib pole fixed connection.

Furthermore, a third connecting piece is arranged on the measuring main body and penetrates through the measuring main body to be fixedly connected with the mounting plate.

Furthermore, the first connecting piece, the second connecting piece and the third connecting piece are all fastening bolts.

Furthermore, the reinforcing rib rod is of a telescopic structure, and a plurality of mounting holes are formed in the surface of the reinforcing rib rod.

Furthermore, the cross sections of the slot and the reinforcing rod are both rectangular structures.

Further, a cavity on the measuring body is adapted to the shape of the measuring instrument.

Further, the reinforcing rib fixing assembly and the measuring instrument fixing assembly are fixedly connected to form the fixing tool.

Furthermore, a measuring hole for extending the thimble of the measuring instrument is arranged below the measuring main body.

The utility model has the technical effects and advantages that:

1. firstly, fixing a reinforcing rib rod on a reinforcing rib fixing component, lapping two ends of the reinforcing rib rod on a frame of a photovoltaic component to be measured to ensure the leveling, then fixing a measuring instrument on the measuring instrument fixing component, and after the assembly is finished, pressing down an ejector pin of the measuring instrument to obtain a measured value of the photovoltaic component to be measured; the method is simple and accurate to operate, any point position on the surface of the photovoltaic module can be measured, and the actual deformation value of the photovoltaic module can be accurately measured;

2. according to the measuring device, the two ends of the reinforcing rib rod are lapped on the frame of the photovoltaic module to be measured, so that the initial testing positions of the measuring device at each time can be ensured to be on the same plane;

3. the measuring device can be disassembled into the reinforcing bar rod, the measuring instrument and the fixing tool, and particularly can be disassembled for carrying during outdoor operation, can be assembled at any time when measurement is needed, and is convenient to disassemble.

Drawings

FIG. 1 is a schematic structural diagram of a device for measuring the surface sag deformation of a photovoltaic module according to the present invention;

FIG. 2 is a schematic structural view of a fixing tool according to the present invention;

FIG. 3 is a schematic view of the reinforcing bar securing assembly of the present invention;

FIG. 4 is a schematic view of the structure of the fixture assembly of the present invention;

FIG. 5 is a cross-sectional view of a meter mounting assembly of the present invention;

FIG. 6 is a schematic view of the structure of the measuring apparatus according to the present invention;

the reference signs are:

100. a reinforcing bar rod; 200. a measuring instrument; 300. fixing a tool;

310. a reinforcing rib fixing assembly; 311. a fixed block; 312. a limiting block; 313. a first connecting member; 314. a second connecting member;

320. a gauge securing assembly; 321. a measurement subject; 322. Mounting a plate; 323. a cavity; 324. and a third connecting member.

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.

As shown in fig. 1, the utility model provides a device for measuring the sinking deformation of the surface of a photovoltaic module, which comprises a reinforcing rib rod 100, a measuring instrument 200 and a fixing tool 300, wherein the reinforcing rib rod 100 and the measuring instrument 200 are fixed on the fixing tool 300, two ends of the reinforcing rib rod 100 are lapped on the frame of the photovoltaic module to be measured to ensure the leveling, then the measuring instrument 200 is fixed on a measuring instrument fixing component 320, and after the assembly is completed, a thimble of the measuring instrument 200 is pressed down to obtain the measured value of the sinking deformation of the photovoltaic module to be measured.

The method is simple and accurate in operation, can measure any point position on the surface of the photovoltaic component, accurately measures the actual deformation value of the photovoltaic component, and can ensure that the initial testing position of the measuring device is on the same plane every time by lapping the two ends of the reinforcing rib rod on the frame of the photovoltaic component to be measured.

As shown in fig. 2, the fixing tool 300 includes a reinforcing bar fixing component 310 and a measuring instrument fixing component 320, the reinforcing bar fixing component 310 is used for installing the reinforcing bar rod 100, the measuring instrument fixing component 320 is used for installing the measuring instrument 200, and the reinforcing bar fixing component 310 and the measuring instrument fixing component 320 are fixedly connected to form the fixing tool 300.

Specifically, the reinforcing bar 100 of the present embodiment is a telescopic structure, which is intended to be portable for carrying the reinforcing bar 100 when performing outdoor work, and to adjust the length of the reinforcing bar 100 as required. In addition, the surface of the reinforcing bar rod 100 in this embodiment has a plurality of mounting holes for connecting the second connectors 314, the mounting holes may be uniformly and equidistantly distributed on the surface of the reinforcing bar rod 100, and the material of the reinforcing bar rod 100 is preferably a metal material, and is not easily deformed.

As shown in fig. 6, fig. 6 is a G-type thickness gauge used in this embodiment, and the type and model of the gauge are not limited in the present invention, and can be selected according to actual needs.

As shown in fig. 3, fig. 3 is a schematic structural diagram of the reinforcing rib fixing assembly, the reinforcing rib fixing assembly 310 includes a fixing block 311 and a limiting block 312, the fixing block 311 has a slot for inserting the reinforcing rib rod 100, and the limiting block 312 is fixed on one side of the fixing block 311 to limit the position of the reinforcing rib rod 100 to prevent displacement thereof.

The cross sections of the insertion groove and the reinforcing bar rod 100 in this embodiment are both rectangular structures, and the cross sections of the insertion groove and the reinforcing bar rod 100 may be designed into other shapes, such as circular shapes, as required.

Specifically, the fixing block 311 in this embodiment has a recessed portion, the limiting block 312 has a protruding portion corresponding to the recessed portion in shape and position, and the recessed portion and the protruding portion are matched to define the position of the reinforcing bar rod 100. The cross-sectional shapes of the concave part and the convex part in the embodiment are rectangular structures, and the structures with other shapes can be designed according to requirements, so that the limiting effect can be achieved.

In addition, in order to fixedly connect the fixing block 311 with the limiting block 312, a first connecting member 313 is disposed on the fixing block 311, and the first connecting member 313 penetrates through the fixing block 311 and is fixedly connected with the limiting block 312.

In order to fixedly connect the fixing block 311 with the reinforcing bar rod 100, a second connecting member 314 is arranged on the fixing block 311, and the second connecting member 314 passes through the fixing block 311 and is fixedly connected with the reinforcing bar rod 100. The first and second connecting

members

313 and 314 in this embodiment are preferably fastening bolts.

As shown in fig. 4, fig. 4 is a schematic structural diagram of a measuring instrument fixing assembly, the measuring instrument fixing assembly 320 includes a measuring main body 321 and a mounting plate 322, a cavity 323 for fixing the measuring instrument 200 is formed on the measuring main body 321, a mounting groove is formed on one side of the lower portion of the measuring main body 321 for inserting the mounting plate 322, and the mounting plate 322 is used for limiting the position of the measuring instrument 200.

Specifically, the cavity 323 of the measuring body 321 in this embodiment is adapted to the shape of the measuring instrument 200, the specific shape of the cavity 323 may be determined according to the shape of the measuring instrument 200, and the cavity 323 may accommodate and fix the measuring instrument 200.

In addition, the measuring body 321 is provided with a third connecting member 324, the third connecting member 324 passes through the measuring body 321 to be fixedly connected with the mounting plate 322, the number and the position of the third connecting members 324 can be determined according to requirements, and the third connecting member 324 is preferably a fastening bolt.

In order to ensure that the thimble below the measuring instrument 200 can extend out to measure the sag deformation measurement value of the photovoltaic module, a measuring hole for extending out the thimble of the measuring instrument 200 is arranged below the measuring main body 321.

The working principle of the utility model is as follows:

firstly, the reinforcing rib rod 100 is fixed on the reinforcing rib fixing component 310, two ends of the reinforcing rib rod 100 are lapped on a frame of a photovoltaic component to be detected, the level is guaranteed, the limiting block 312 is inserted, the limiting block 312 is fixed by the first connecting piece 313, and the reinforcing rib rod 100 is fixed by the second connecting piece 314.

Next, the surveying instrument 200 is fixed in the cavity 323 of the surveying instrument fixing unit, the mounting plate 322 is inserted into the mounting groove at the side of the surveying body 321, and fixed and connected by the third connector 324 to define the position of the surveying instrument 200,

finally, after the assembly is completed, the reinforcing rib rod 100 is placed on the back of the photovoltaic module, the measuring instrument 200 is reset to zero, the thimble of the measuring instrument 200 is pressed until the thimble of the measuring instrument 200 props against the surface of the photovoltaic module, and the measured value of the photovoltaic module to be measured is obtained.

In conclusion, the method is simple and accurate to operate, can measure any point position on the surface of the photovoltaic module, and can accurately measure the actual deformation value of the photovoltaic module; the two ends of the reinforcing rib rod are lapped on the frame of the photovoltaic module to be measured, so that the initial test position of the measuring device can be ensured to be on the same plane each time; in addition, the measuring device can be disassembled into the reinforcing bar rod, the measuring instrument and the fixing tool, and particularly can be disassembled for carrying in outdoor operation, can be assembled at any time when measurement is needed, and is convenient to disassemble.

Finally, the above description is only a preferred embodiment and non-further embodiments of the present invention, and should not be taken as limiting the utility model, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The scope of the utility model is indicated by the appended claims, rather than the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims should not be construed as limiting the claim concerned.

Claims

1. The device for measuring the surface subsidence deformation of the photovoltaic module is characterized by comprising a reinforcing rib rod (100), a measuring instrument (200) and a fixing tool (300), wherein the reinforcing rib rod (100) and the measuring instrument (200) are fixed on the fixing tool (300); wherein, fixed frock (300) includes:

the reinforcing rib fixing assembly (310) comprises a fixing block (311) and a limiting block (312), the fixing block (311) is provided with a slot for inserting the reinforcing rib rod (100), and the limiting block (312) is fixed on one side of the fixing block (311) to limit the position of the reinforcing rib rod (100); and

the measuring instrument fixing component (320) comprises a measuring main body (321) and a mounting plate (322), a cavity (323) for fixing the measuring instrument (200) is formed in the measuring main body (321), a mounting groove is formed in one side of the lower portion of the measuring main body (321) and used for inserting the mounting plate (322), and the mounting plate (322) is used for limiting the position of the measuring instrument (200).

2. The device for measuring the surface subsidence deformation of the photovoltaic module according to claim 1, wherein the fixing block (311) is provided with a concave part, the limiting block (312) is provided with a convex part corresponding to the shape and position of the concave part, and the concave part and the convex part are matched to limit the position of the reinforcing bar rod (100).

3. The device for measuring the surface subsidence deformation of the photovoltaic module according to claim 1, wherein a first connecting member (313) and a second connecting member (314) are arranged on the fixing block (311), the first connecting member (313) penetrates through the fixing block (311) to be fixedly connected with a limiting block (312), and the second connecting member (314) penetrates through the fixing block (311) to be fixedly connected with the reinforcing rib rod (100).

4. The device for measuring the surface subsidence deformation of the photovoltaic module according to claim 3, wherein a third connecting member (324) is disposed on the measuring body (321), and the third connecting member (324) passes through the measuring body (321) and is fixedly connected with a mounting plate (322).

5. The device for measuring the surface subsidence deformation of the photovoltaic module according to claim 4, wherein the first connecting piece (313), the second connecting piece (314) and the third connecting piece (324) are all fastening bolts.

6. The device for measuring the surface subsidence deformation of the photovoltaic module according to claim 1, wherein the stiffener rod (100) is a telescopic structure, and the surface of the stiffener rod (100) is provided with a plurality of mounting holes.

7. The device for measuring the surface subsidence deformation of the photovoltaic module according to claim 6, wherein the cross-section of the insertion groove and the reinforcing bar rod (100) are rectangular structures.

8. The device for measuring the surface sagging deformation of a photovoltaic module according to claim 1, characterized in that the cavity (323) on the measuring body (321) is adapted to the shape of the measuring instrument (200).

9. The device for measuring the surface subsidence deformation of the photovoltaic module according to claim 1, wherein the reinforcing rib fixing component (310) is fixedly connected with the measuring instrument fixing component (320) to form the fixing tool (300).

10. The device for measuring the surface subsidence deformation of the photovoltaic module as claimed in claim 1, wherein a measuring hole for extending a thimble of the measuring instrument (200) is arranged below the measuring main body (321).