CN211700767U - Connector and photovoltaic module with same - Google Patents
Connector and photovoltaic module with same Download PDFInfo
- Publication number
- CN211700767U CN211700767U CN202020342114.5U CN202020342114U CN211700767U CN 211700767 U CN211700767 U CN 211700767U CN 202020342114 U CN202020342114 U CN 202020342114U CN 211700767 U CN211700767 U CN 211700767U
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- CN
- China
- Prior art keywords
- connector
- connecting terminal
- cable
- photovoltaic module
- protection device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000001012 protector Effects 0.000 claims abstract description 20
- 230000003139 buffering effect Effects 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 5
- 229920002379 silicone rubber Polymers 0.000 claims description 4
- 238000013461 design Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 description 4
- 238000005336 cracking Methods 0.000 description 2
- 229910021419 crystalline silicon Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004945 silicone rubber Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The utility model provides a connector, include the connection body, be located the cable of connection body one end and the connecting terminal of the other end, the connector still includes both ends open-ended elasticity protector, elasticity protector cover is established connect body and connecting terminal's the outside, the cable is stretched out by elasticity protector's one end, connecting terminal is covered by elasticity protector's the other end. Compared with the prior art, the utility model discloses an elasticity protector is established to the outside cover of connecting body and connecting terminal to make elasticity protector cover connecting terminal, and then reduce because of the connector crushes the photovoltaic module latent risk that produces, simple structure, use are convenient.
Description
Technical Field
The utility model relates to a connector technical field especially relates to a connector and have photovoltaic module of this connector.
Background
With the development of the solar market becoming mature continuously, the requirements of customers on the quality of photovoltaic modules are higher and higher. The 'hidden crack' is a defect of the cell piece generated due to the self characteristic of the crystal structure, and the hidden crack problem of the crystalline silicon cell piece is easy to occur. However, most customers put forward the requirement of "zero subfissure" of photovoltaic modules. The problem of subfissure of the cell sheet can be generated in the manufacturing and transportation processes of many photovoltaic modules, and the essential reason of the subfissure can be summarized as the generation of mechanical stress or thermal stress on the cell sheet.
In addition, in recent years, the crystalline silicon battery piece is always thinner, and the capability of preventing the mechanical damage of the battery piece is inevitably reduced, so that the hidden crack problem is more and more prominent in the battery piece industry, and the tolerance of a customer to the hidden crack problem of the battery piece is lower and lower.
Especially, when photovoltaic modules are produced in factories, the test electrical property of the photovoltaic modules needs to be tested by means of test tools with connectors. In the testing process of the photovoltaic module, the connector of the photovoltaic module and the connector of the testing tool are easy to smash onto the back plate of the photovoltaic module, so that the problem of hidden cracking of the photovoltaic module is caused.
In addition, the connectors of the photovoltaic module are typically packaged with the photovoltaic module. However, the thickness of the connectors on the market is basically more than 20mm, and as the frame of the assembly becomes thinner, the space for placing the connectors becomes smaller. Therefore, it is often the case that the connector breaks the back sheet or glass of the photovoltaic module, thereby risking subfissure of the cell sheet.
In view of the above, there is a need for an improved connector and a photovoltaic module having the same to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simple structure, use convenient connector and have the photovoltaic module of this connector.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a connector, includes the connecting body, is located the cable of connecting body one end and the connecting terminal of the other end, the connector still includes both ends open-ended elasticity protector, elasticity protector cover is established the outside of connecting body and connecting terminal, the cable is stretched out by elasticity protector's one end, connecting terminal is covered by elasticity protector's the other end.
As a further improved technical proposal of the utility model, the elastic protection device is made of silicon rubber material.
As the utility model discloses further modified technical scheme, elasticity protector is including bottom, fixed part and the buffering portion that all is the tube-shape, the diameter of bottom, fixed part and buffering portion increases in proper order and three integrated into one piece, bottom, fixed part and buffering portion overlap respectively and establish the outside at cable, connecting body and connecting terminal.
As the utility model discloses further modified technical scheme, the bottom specifically is tubaeform, and it includes first opening and bottom body, first open-ended diameter is less than the diameter of bottom body, bottom body and cable fastening, partial cable has been accommodated in the bottom body.
As a further improved technical scheme of the utility model, the fixing part is formed with an accommodating cavity for accommodating the connecting body, and the fixing part adopts a tightening design; when the connecting body is not assembled in the accommodating cavity, the diameter of the connecting body is larger than that of the accommodating cavity; when the connecting body is assembled in the accommodating cavity, the connecting body is fastened with the accommodating cavity.
As the utility model discloses further modified technical scheme, buffering portion specifically is tubaeform, and it includes second opening and buffering body, second open-ended diameter is greater than the diameter of buffering body.
As a further improved technical solution of the present invention, the connection terminal is accommodated in the buffering portion, and the connection terminal does not extend out of the second opening.
A photovoltaic module comprising a laminate, a junction box mounted on one side of the laminate, and at least one connector as described above electrically connected to the junction box.
As a further improved technical solution of the present invention, the number of the connectors is two, and the connectors include a positive connector and a negative connector; when the positive connector is plugged with the negative connector, the elastic protection device of the positive connector and the elastic protection device of the negative connector are mutually overlapped and sealed.
As a further improved technical scheme of the utility model, be provided with the sign that corresponds with anodal connector and negative pole connector on the elasticity protector.
The utility model has the advantages that: the elastic protection device is sleeved on the outer side of the connecting body and the connecting terminal, so that the elastic protection device covers the connecting terminal, the hidden crack risk of the photovoltaic module caused by the fact that the photovoltaic module is crushed by the connector is reduced, and the photovoltaic module protective device is simple in structure and convenient to use.
Drawings
Fig. 1 is a cross-sectional view of the connector of the present invention 1.
Fig. 2 is a cross-sectional view of the connector of the present invention 2.
Fig. 3 is an enlarged view of the elastic guard of fig. 1.
Fig. 4 is a cross-sectional view of the positive connector and the negative connector of the present invention when they are mated.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 and 2, the connector 1 of the present invention includes a connecting body 11, a cable 12 located at one end of the connecting body 11, and a connecting terminal 13 located at the other end, wherein the connecting body 11, the cable 12, and the connecting terminal 13 are fixedly connected to each other.
The connector 1 further includes an elastic protection device 14 with openings at two ends, and the elastic protection device 14 is sleeved on the outer sides of the connecting body 11 and the connecting terminal 13. The cable 12 extends from one end of the elastic protection device 14, and the connecting terminal 13 is covered by the other end of the elastic protection device 14, so that the risk of hidden cracking of the photovoltaic module (not shown) caused by crushing of the photovoltaic module by the connector 1 is reduced, and the connector is simple in structure and convenient to use.
The elastic protection device 14 is made of silicone rubber material, which has no volatilization of chemical gas and no addition of alkane substance, and has no influence on the junction box material and the fluorine film of the back plate. Meanwhile, the hardness of the silicone rubber material is controlled between 50 and 70 degrees, so that sufficient elastic supporting force and buffering force can be provided for the connector 1.
As shown in fig. 1, 2 and 3, the elastic guard 14 includes a bottom 141, a fixing portion 142 and a buffering portion 143. The diameters of the bottom 141, the fixing portion 142 and the buffer portion 143 are sequentially increased, and the bottom 141, the fixing portion 142 and the buffer portion 143 are integrally formed, and the bottom 141, the fixing portion 142 and the buffer portion 143 are respectively sleeved on the outer sides of the cable 12, the connecting body 11 and the connecting terminal 13.
The bottom 141 is shaped like a horn, and includes a first opening 144 and a bottom body 145, wherein the diameter of the first opening 144 is smaller than that of the bottom body 145. Bottom body 145 and cable 12 fastening, have received partial cable 12 in bottom body 145 to make bottom 141 with partial cable 12 seal package, and then guarantee that cable 12 can't be pulled off, and be convenient for the operating personnel installs elasticity protector 14 fast when the operation.
The fixing portion 142 is formed with a housing cavity 146 for housing the connection body 11, and the connection body 11 is fastened in the housing cavity 146. Meanwhile, the fixing portion 142 adopts a tightening design; when the connecting body 11 is not assembled in the accommodating cavity 146, the diameter of the connecting body 11 is larger than that of the accommodating cavity 146; when the connecting body 11 is assembled in the receiving cavity 146, the connecting body 11 is fastened with the receiving cavity 146. The embodiment of the present invention provides a diameter of the connecting body 11 is 1mm ~ 2mm larger than the diameter of the accommodating cavity 146, so that the fixing portion 142 provides enough tightening force for the connecting body 11, and facilitates the installation of the connector 1.
The buffer portion 143 is shaped like a horn, and includes a second opening 147 and a buffer body 148, wherein the diameter of the second opening 147 is larger than the diameter of the buffer body 148. The buffer 143 is designed to have a large opening, which is mainly convenient for the insertion of the connection terminals 13 of the connector 1. The connection terminal 13 is accommodated in the buffer portion 143, and the connection terminal 13 does not extend out of the second opening 147, so that the buffer portion 143 wraps the connection terminal 13; when the connector 1 collides with the photovoltaic module, the buffer part 143 can provide an effective buffer stroke, and the force of the connecting terminal 13 hitting the photovoltaic module is reduced, so that the hidden crack problem of the photovoltaic module is effectively prevented.
As shown in fig. 1, 2 and 4, the present invention further provides a photovoltaic module, which includes a laminate, a junction box (not shown) installed on one side of the laminate, and at least one connector 1 electrically connected to the junction box. In the present embodiment, the number of the connectors 1 is two, and the connectors include a positive connector 15 and a negative connector 16. When the positive connector 15 is plugged with the negative connector 16, the elastic guard 14 of the positive connector 15 and the elastic guard 14 of the negative connector 16 are overlapped and sealed with each other, thereby achieving sealing between the connectors 1. Therefore, the elastic protection device 14 can replace the existing dustproof sleeve, so that the production cost is effectively reduced. Specifically, the elastic protection device 14 can provide IP 67-level protection for the connector 1, so as to effectively prevent dust and moisture from entering the connection terminal 13, and further avoid the problems of corrosion, failure and the like of the connection terminal 13. Meanwhile, after the photovoltaic modules are installed, the elastic protection device 14 does not need to be taken out, so that the problems that the connecting terminal 13 is abraded and the like due to wind shock in long-term use of the connector 1 can be further solved.
Further, the elastic protector 14 is provided with marks (not shown) corresponding to the positive connector 15 and the negative connector 16, so that the operator can easily and quickly recognize the positive connector 15 and the negative connector 16, and the positive connector 15 and the negative connector 16 can be easily inserted into each other.
To sum up, the utility model provides a connector 1, including connecting body 11, be located connecting body 11 one end cable 12 and the connecting terminal 13 of the other end. The utility model discloses an elasticity protector 14 is established to the outside cover of connecting body 11 and connecting terminal 13 to make elasticity protector 14 cover connecting terminal 13, and then reduce because of the hidden risk of splitting of the photovoltaic module that 1 crushing photovoltaic module of connector produced, simple structure, it is convenient to use.
The above embodiments are only used for illustrating the present invention and not for limiting the technical solutions described in the present invention, and the understanding of the present specification should be based on the technical personnel in the technical field, and although the present specification has described the present invention in detail with reference to the above embodiments, the skilled personnel in the art should understand that the technical personnel in the technical field can still modify or substitute the present invention, and all the technical solutions and modifications thereof that do not depart from the spirit and scope of the present invention should be covered within the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a connector, is including connecting the body, being located the cable of connecting body one end and the connecting terminal of the other end, its characterized in that: the connector still includes both ends open-ended elasticity protector, the elasticity protector cover is established connect the body and connecting terminal's the outside, the cable is stretched out by elasticity protector's one end, connecting terminal is covered by elasticity protector's the other end.
2. The connector of claim 1, wherein: the elastic protection device is made of silicon rubber materials.
3. The connector of claim 1, wherein: the elastic protection device comprises a cylindrical bottom, a fixing part and a buffering part, the diameters of the bottom, the fixing part and the buffering part are sequentially increased, the bottom, the fixing part and the buffering part are integrally formed, and the bottom, the fixing part and the buffering part are respectively sleeved on the outer sides of the cable, the connecting body and the connecting terminal.
4. The connector of claim 3, wherein: the bottom is horn-shaped specifically, and it includes first opening and bottom body, the diameter of first opening is less than the diameter of bottom body, bottom body and cable fastening, partial cable is held in the bottom body.
5. The connector of claim 3, wherein: the fixing part is provided with an accommodating cavity for accommodating the connecting body, and the fixing part adopts a tightening design; when the connecting body is not assembled in the accommodating cavity, the diameter of the connecting body is larger than that of the accommodating cavity; when the connecting body is assembled in the accommodating cavity, the connecting body is fastened with the accommodating cavity.
6. The connector of claim 3, wherein: the buffer part is horn-shaped and comprises a second opening and a buffer body, and the diameter of the second opening is larger than that of the buffer body.
7. The connector of claim 6, wherein: the connecting terminal is accommodated in the buffer part, and the second opening does not extend out of the connecting terminal.
8. A photovoltaic module, characterized by: the connector comprises a laminated part, a junction box arranged on one side of the laminated part and at least one connector according to any one of claims 1-7 electrically connected with the junction box.
9. The photovoltaic module of claim 8, wherein: the number of the connectors is two, and the connectors comprise positive connectors and negative connectors; when the positive connector is plugged with the negative connector, the elastic protection device of the positive connector and the elastic protection device of the negative connector are mutually overlapped and sealed.
10. The photovoltaic module of claim 9, wherein: and the elastic protection device is provided with marks corresponding to the positive connector and the negative connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020342114.5U CN211700767U (en) | 2020-03-18 | 2020-03-18 | Connector and photovoltaic module with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020342114.5U CN211700767U (en) | 2020-03-18 | 2020-03-18 | Connector and photovoltaic module with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211700767U true CN211700767U (en) | 2020-10-16 |
Family
ID=72779385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020342114.5U Active CN211700767U (en) | 2020-03-18 | 2020-03-18 | Connector and photovoltaic module with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211700767U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112367032A (en) * | 2020-10-28 | 2021-02-12 | 陈栋 | Protection component |
-
2020
- 2020-03-18 CN CN202020342114.5U patent/CN211700767U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112367032A (en) * | 2020-10-28 | 2021-02-12 | 陈栋 | Protection component |
| CN112367032B (en) * | 2020-10-28 | 2021-08-06 | 陈栋 | Protection component |
| US11227957B1 (en) | 2020-10-28 | 2022-01-18 | Dong Chen | Protective component |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 199, Lushan Road, Suzhou hi tech Zone, Suzhou City, Jiangsu Province Patentee after: CSI Cells Co.,Ltd. Patentee after: Changshu Artes Sunshine Power Technology Co.,Ltd. Patentee after: Atlas sunshine Power Group Co.,Ltd. Address before: No. 199, Lushan Road, Suzhou hi tech Zone, Suzhou City, Jiangsu Province Patentee before: CSI Cells Co.,Ltd. Patentee before: Changshu Artes Sunshine Power Technology Co.,Ltd. Patentee before: CSI SOLAR POWER GROUP Co.,Ltd. |