CN110444939B - Photovoltaic cell connecting device - Google Patents
Photovoltaic cell connecting device Download PDFInfo
- Publication number
- CN110444939B CN110444939B CN201910656751.1A CN201910656751A CN110444939B CN 110444939 B CN110444939 B CN 110444939B CN 201910656751 A CN201910656751 A CN 201910656751A CN 110444939 B CN110444939 B CN 110444939B
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- CN
- China
- Prior art keywords
- connecting piece
- pin
- arm
- straight plate
- plate part
- 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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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/04—Pins or blades for co-operation with sockets
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/10—Sockets for co-operation with pins or blades
- H01R13/11—Resilient sockets
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/20—Pins, blades, or sockets shaped, or provided with separate member, to retain co-operating parts together
- H01R13/213—Pins, blades, or sockets shaped, or provided with separate member, to retain co-operating parts together by bayonet connection
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
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- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The application provides a photovoltaic cell connecting device, which comprises a cable, the busbar, upper cover connecting piece and base connecting piece, upper cover connecting piece and cable junction, base connecting piece and busbar are connected, be equipped with on the upper cover connecting piece and participate in, be equipped with first arm lock and second arm lock on the base connecting piece, the one end of the first straight plate portion of first arm lock is connected on the bottom plate portion of base connecting piece, the up end of the third straight plate portion of first arm lock supports and presses on participating in the second side, the one end of second arm lock is connected on the bottom plate portion, the other end of second arm lock supports and presses on participating in the first side, thereby make and participate in by the centre gripping between first arm lock and second arm lock, and then make upper cover connecting piece and base connecting piece be connected. The application provides a photovoltaic cell connecting device has effectively increased the area of contact of upper cover connecting piece and base connecting piece grafting department, has reduced contact resistance, has promoted the transmission efficiency of electric current, and the connection of upper cover connecting piece and base connecting piece is reliable simultaneously.
Description
Technical Field
The present disclosure relates to photovoltaic cell connectors, and particularly to a photovoltaic cell connector.
Background
The solar photovoltaic cell is used for directly converting solar energy into electric energy, and has the advantages of high energy quality, no limitation of resource distribution region, reliable operation of a power supply system and the like.
The published patent No. cn201120196361.x discloses a photovoltaic cell connecting device, which comprises a bus bar and a cable with a plug, and also comprises an upper cover connecting piece and a base connecting piece, wherein the upper cover connecting piece is provided with a jack matched with the cable plug and is also provided with a pin; the base connecting piece is connected with the bus bar, the base connecting piece is provided with a slot, and the upper cover connecting piece and the base connecting piece are matched with the slot in an inserting mode through the inserting pins. However, in use, the insertion part of the pin and the slot still has high contact resistance, which affects the transmission efficiency of current.
In summary, how to reduce the contact resistance at the insertion position of the pin and the slot is a problem that needs to be solved urgently by those skilled in the art.
Disclosure of Invention
The invention aims to provide a photovoltaic cell connecting device, which solves the problem that the existing connecting device has higher contact resistance at the splicing part of a pin and a slot.
In order to solve the technical problems, the invention provides the following technical scheme: a photovoltaic cell connecting device comprises a cable, a bus bar, an upper cover connecting piece and a base connecting piece, wherein the upper cover connecting piece is connected with the cable, the base connecting piece is connected with the bus bar, the upper cover connecting piece is provided with a pin, the base connecting piece is provided with a first clamping arm and a second clamping arm, the first clamping arm is provided with a first straight plate part, a first arc bending part, a second straight plate part, a second arc bending part and a third straight plate part which are sequentially connected, one end of the first straight plate part is connected to the bottom plate part of the base connecting piece, the upper end face of the third straight plate part is pressed against the second side face of the pin, one end of the second clamping arm is connected to the bottom plate part, the other end of the second clamping arm is pressed against the first side face of the pin, so that the pin is clamped between the first clamping arm and the second clamping arm, thereby connecting the upper cover connector and the base connector.
Furthermore, the free end of the second clamping arm is provided with an arc-shaped bent head which is pressed against the first side face.
Furthermore, a protrusion is arranged on the first side face, and the outer arc face of the arc elbow part abuts against the protrusion.
Furthermore, the two sides of the front end of the pin are provided with first inclined guide surfaces, and the front end surface of the pin is pressed against the bottom plate part.
Further, still be equipped with the card on the base connecting piece and press the arm, the one end of card pressure arm is connected on the bottom plate portion, the card of the other end of card pressure arm presses elbow portion block and is in participate in the card hole of anterior portion.
Furthermore, the edge of the upper opening of the clamping hole is provided with an arc-shaped chamfer, and the periphery of the clamping bending head part is pressed against the arc-shaped chamfer.
Further, still be equipped with the brace arm on the first arm lock, the brace arm is located the lower part of first straight plate portion, the brace arm has fourth straight plate portion, third arc curved portion and the fifth straight plate portion that connects gradually, the one end of fourth straight plate portion is connected on the first straight plate portion, the second direction curved head portion of the free end of fifth straight plate portion supports and presses on the supplementary participating in of upper cover connecting piece.
Still further, the first clip arm is located between the prong and the auxiliary prong.
Furthermore, the upper part of the front end of the auxiliary pin is provided with a second inclined guide surface.
Furthermore, the first clamping arm is provided with a first hole, and the supporting arm is made by bending a plate at the first hole.
According to the technical scheme, the invention has the following beneficial effects:
according to the invention, when the pin is inserted between the first clamping arm and the second clamping arm, the upper end surface of the third straight plate part of the first clamping arm tightly abuts against the second side surface of the pin, the arc elbow part at the other end of the second clamping arm tightly abuts against the first side surface of the pin, so that the pin is clamped between the first clamping arm and the second clamping arm, the upper cover connecting piece is connected with the base connecting piece, and the upper end surface of the third straight plate part abuts against the second side surface of the pin, so that the contact area between the first clamping arm and the pin can be effectively increased, the contact resistance is reduced, and the transmission efficiency of current is improved;
the outer arc surface of the arc-shaped bent part is abutted against the protrusion, the clamping and pressing bent part of the clamping and pressing arm is clamped in the clamping hole in the front part of the pin, and the pin can be effectively prevented from being pulled out from the space between the first clamping arm and the second clamping arm, so that the pin is more reliably clamped between the first clamping arm and the second clamping arm, the auxiliary pin is extruded to abut against the pushing arm, the upper end surface of the third straight plate part is more reliably abutted against the second side surface of the pin, and the pin is more reliably connected with the first clamping arm;
in conclusion, the invention effectively increases the contact area of the splicing part of the upper cover connecting piece and the base connecting piece, reduces the contact resistance, improves the transmission efficiency of current, and simultaneously, the connection of the upper cover connecting piece and the base connecting piece is reliable.
The invention is described in further detail below with reference to the figures and the detailed description.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged schematic view of fig. 1.
Fig. 3 is a schematic structural view of the base-connector of the present invention.
Fig. 4 is a schematic view of a further enlarged partial structure of fig. 1.
Fig. 5 is a still another partially enlarged structural view of fig. 1.
Description of reference numerals: the upper cover connecting piece 1, the base connecting piece 2, the bottom plate part 21, the pins 3, the clamping holes 31, the arc-shaped chamfers 311, the first side surface 32, the second side surface 33, the first inclined guide surface 34, the protrusions 35, the auxiliary pins 4, the second inclined guide surface 41, the first clamping arms 5, the first straight plate part 51, the first holes 511, the first arc-shaped bent parts 52, the second straight plate part 53, the second arc-shaped bent parts 54, the third straight plate part 55, the first guide bent parts 551, the second clamping arms 6, the arc-shaped bent parts 61, the second holes 62, the clamping and pressing arms 7, the clamping and pressing bent parts 71, the supporting arms 8, the fourth straight plate part 81, the third arc-shaped bent parts 82, the fifth straight plate part 83 and the second guide bent parts 831.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
Referring to fig. 1 to 5, the invention will be further described, and a photovoltaic cell connecting device as shown in fig. 1 includes a cable, a bus bar, an upper cover connecting member 1 and a base connecting member 2, the upper cover connecting member 1 is connected with the cable, the base connecting member 2 is connected with the bus bar, the upper cover connecting member 1 is provided with a pin 3, the base connecting member 2 is provided with a first clamping arm 5 and a second clamping arm 6, the first clamping arm 5 is Z-shaped, the first clamping arm 5 has a first straight plate portion 51, a first arc bending portion 52, a second straight plate portion 53, a second arc bending portion 54 and a third straight plate portion 55 which are connected in sequence, one end of the first straight plate portion 51 is connected to the base plate portion 21 of the base connecting member 2, one end of the second clamping arm 6 is connected to the base plate portion 21, when the pin 3 is inserted between the first clamping arm 5 and the second clamping arm 6, the front end surface of the pin 3 is pressed against the base plate portion 21, the first clamping arm 5 and the second, the upper end face of the third straight plate part 55 of the first clamping arm 5 tightly abuts against the second side face 33 of the pin 3, the arc elbow part 61 of the other end of the second clamping arm 6 tightly abuts against the first side face 32 of the pin 3, so that the pin 3 is clamped between the first clamping arm 5 and the second clamping arm 6, the upper cover connecting piece 1 is connected with the base connecting piece 2, and the upper end face of the third straight plate part 55 abuts against the second side face 33 of the pin 3, so that the contact area between the first clamping arm 5 and the pin 3 is effectively increased, the contact resistance is reduced, and the transmission efficiency of current is improved.
In this embodiment, as shown in fig. 1 and 2, the first inclined guide surfaces 34 are disposed on two sides of the front end of the pin 3, the first guide elbow 551 is disposed on the free end of the third straight plate portion 55 of the first arm lock 5, and the arc elbow 61 is disposed on the free end of the second arm lock 6, so that the pin 3 can be inserted between the first arm lock 5 and the second arm lock 6.
In this embodiment, as shown in fig. 1 and 4, a protrusion 35 is disposed on the first side surface 32 of the pin 3, and an outer arc surface of the arc-shaped elbow portion 61 abuts against the protrusion 35 to prevent the pin 3 from being drawn out from between the first arm 5 and the second arm 6, so that the pin 3 is more reliably clamped between the first arm 5 and the second arm 6.
In this embodiment, as shown in fig. 1, 3, and 5, the base connector 2 is further provided with a pressing arm 7, one end of the pressing arm 7 is connected to the bottom plate portion 21, a pressing elbow portion 71 at the other end of the pressing arm 7 is engaged with the clamping hole 31 at the front portion of the pin 3, so as to effectively prevent the pin 3 from being drawn out from between the first clamping arm 5 and the second clamping arm 6, so that the pin 3 is more reliably clamped between the first clamping arm 5 and the second clamping arm 6, an arc-shaped chamfer 311 is provided at an edge of an upper opening of the clamping hole 31, and an outer periphery of the pressing elbow portion 71 abuts against the arc-shaped chamfer 311, so as to effectively reduce abrasion of the edge of the clamping hole 31 on the pressing elbow portion 71 when the pin 3 is inserted into and pulled out, and prolong a service life of.
In this embodiment, as shown in fig. 1, 2, and 3, the first clip arm 5 is further provided with a support arm 8, the support arm 8 is located at the lower portion of the first straight plate 51, the support arm 8 is in a V shape, the support arm 8 has a fourth straight plate 81, a third curved portion 82, and a fifth straight plate 83 that are sequentially connected, one end of the fourth straight plate 81 is connected to the first straight plate 51, a second guiding curved head portion 831 at a free end of the fifth straight plate 83 abuts against the auxiliary pin 4 of the upper cover connector 1, the first clip arm 5 is located between the pin 3 and the auxiliary pin 4, and the auxiliary pin 4 abuts against the support arm 8, so that an upper end surface of the third straight plate 55 more reliably abuts against the second side surface 33 of the pin 3, and the pin 3 is more reliably connected to the first clip arm 5.
In this embodiment, as shown in fig. 1, 2 and 3, the upper portion of the front end of the auxiliary pin 4 is provided with a second inclined guide surface 41, and the free end of the fifth straight plate portion 83 is provided with a second guide elbow portion 831, so that the auxiliary pin 4 can slide and press the supporting arm 8.
In this embodiment, as shown in fig. 1 and 3, the first clamping arm 5 has a first hole 511, the supporting arm 8 is formed by bending a plate at the first hole 511, the second clamping arm 6 has a second hole 62, and the clamping and pressing arm 7 is formed by bending a plate at the second hole 62.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A photovoltaic cell connecting device comprises a cable, a bus bar, an upper cover connecting piece (1) and a base connecting piece (2), wherein the upper cover connecting piece (1) is connected with the cable, and the base connecting piece (2) is connected with the bus bar, and is characterized in that a pin (3) is arranged on the upper cover connecting piece (1), a first clamping arm (5) and a second clamping arm (6) are arranged on the base connecting piece (2), the first clamping arm (5) is provided with a first straight plate part (51), a first arc bending part (52), a second straight plate part (53), a second arc bending part (54) and a third straight plate part (55) which are sequentially connected, one end of the first straight plate part (51) is connected onto a bottom plate part (21) of the base connecting piece (2), and the upper end face of the third straight plate part (55) is pressed on a second side face (33) of the pin (3), one end of the second clamping arm (6) is connected to the bottom plate part (21), the other end of the second clamping arm (6) is pressed against the first side surface (32) of the pin (3), so that the pin (3) is clamped between the first and second clamping arms (5, 6), thereby connecting the upper cover connecting piece (1) with the base connecting piece (2), the first clamping arm (5) is also provided with a supporting arm (8), the supporting arm (8) is positioned at the lower part of the first straight plate part (51), the supporting arm (8) is provided with a fourth straight plate part (81), a third arc-shaped bent part (82) and a fifth straight plate part (83) which are connected in sequence, one end of the fourth straight plate part (81) is connected to the first straight plate part (51), the second guiding elbow part (831) at the free end of the fifth straight plate part (83) is pressed against the auxiliary pin (4) of the upper cover connecting piece (1).
2. The connection device according to claim 1, characterized in that the free end of the second clip arm (6) is provided with an arc-shaped bent portion (61), the arc-shaped bent portion (61) being pressed against the first lateral surface (32).
3. The photovoltaic cell connection device according to claim 2, wherein the first side surface (32) is provided with a protrusion (35), and an outer arc surface of the arc elbow portion (61) abuts against the protrusion (35).
4. The photovoltaic cell connection device according to claim 1, wherein both sides of the front end of the pin (3) are provided with first inclined guide surfaces (34), and the front end surfaces of the pin (3) are pressed against the bottom plate portion (21).
5. The photovoltaic cell connecting device according to claim 1, wherein a clamping arm (7) is further provided on the base connecting member (2), one end of the clamping arm (7) is connected to the bottom plate portion (21), and a clamping bent head portion (71) at the other end of the clamping arm (7) is clamped in the clamping hole (31) at the front portion of the pin (3).
6. The photovoltaic cell connection device according to claim 5, wherein an edge of the upper opening of the card hole (31) is provided with an arc-shaped chamfer (311), and an outer periphery of the card press bending head portion (71) is pressed against the arc-shaped chamfer (311).
7. The connection device according to claim 1, characterized in that said first clip arm (5) is located between said pin (3) and said auxiliary pin (4).
8. The photovoltaic cell connection device according to claim 1, characterized in that the front end upper part of the auxiliary pin (4) is provided with a second inclined guide surface (41).
9. The connection device according to claim 1, characterized in that said first clip arm (5) has a first hole (511) and said brace arm (8) is made by bending a plate at said first hole (511).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910656751.1A CN110444939B (en) | 2019-07-19 | 2019-07-19 | Photovoltaic cell connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910656751.1A CN110444939B (en) | 2019-07-19 | 2019-07-19 | Photovoltaic cell connecting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110444939A CN110444939A (en) | 2019-11-12 |
| CN110444939B true CN110444939B (en) | 2020-11-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910656751.1A Active CN110444939B (en) | 2019-07-19 | 2019-07-19 | Photovoltaic cell connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110444939B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1790315B1 (en) * | 1963-06-24 | 1975-08-14 | Gerard Benoit | Electrical connection terminal |
| CN1988269A (en) * | 2005-12-20 | 2007-06-27 | 索尼计算机娱乐公司 | Grounding end and electronic equipment having the same |
| CN101299496A (en) * | 2007-04-30 | 2008-11-05 | 周晓华 | Sleeve of power supply socket |
| CN202120953U (en) * | 2011-06-28 | 2012-01-18 | 高鹏飞 | Photovoltaic cell connecting device |
| CN202120943U (en) * | 2011-06-13 | 2012-01-18 | 高鹏飞 | Photovoltaic cell connecting device |
| CN103199358A (en) * | 2012-01-09 | 2013-07-10 | 苏州中兴联精密工业有限公司 | Electric connector component and combined terminal thereof |
| CN103931018A (en) * | 2011-11-16 | 2014-07-16 | 矢崎总业株式会社 | Power supply device |
| CN204497390U (en) * | 2015-04-22 | 2015-07-22 | 泰科电子(上海)有限公司 | Power connector |
| CN107431299A (en) * | 2015-02-27 | 2017-12-01 | 诺曼·R·伯恩 | For busbar and the electric contact receiver of blade terminal |
| CN208873940U (en) * | 2018-11-26 | 2019-05-17 | 北京维通利电气有限公司 | V-arrangement fingertip for conductive plugging member |
-
2019
- 2019-07-19 CN CN201910656751.1A patent/CN110444939B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1790315B1 (en) * | 1963-06-24 | 1975-08-14 | Gerard Benoit | Electrical connection terminal |
| CN1988269A (en) * | 2005-12-20 | 2007-06-27 | 索尼计算机娱乐公司 | Grounding end and electronic equipment having the same |
| CN101299496A (en) * | 2007-04-30 | 2008-11-05 | 周晓华 | Sleeve of power supply socket |
| CN202120943U (en) * | 2011-06-13 | 2012-01-18 | 高鹏飞 | Photovoltaic cell connecting device |
| CN202120953U (en) * | 2011-06-28 | 2012-01-18 | 高鹏飞 | Photovoltaic cell connecting device |
| CN103931018A (en) * | 2011-11-16 | 2014-07-16 | 矢崎总业株式会社 | Power supply device |
| CN103199358A (en) * | 2012-01-09 | 2013-07-10 | 苏州中兴联精密工业有限公司 | Electric connector component and combined terminal thereof |
| CN107431299A (en) * | 2015-02-27 | 2017-12-01 | 诺曼·R·伯恩 | For busbar and the electric contact receiver of blade terminal |
| CN204497390U (en) * | 2015-04-22 | 2015-07-22 | 泰科电子(上海)有限公司 | Power connector |
| CN208873940U (en) * | 2018-11-26 | 2019-05-17 | 北京维通利电气有限公司 | V-arrangement fingertip for conductive plugging member |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110444939A (en) | 2019-11-12 |
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| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20191112 Assignee: Zhejiang Creative Park Culture Communication Co.,Ltd. Assignor: ZHEJIANG INDUSTRY & TRADE VACATIONAL College Contract record no.: X2021330000387 Denomination of invention: Photovoltaic cell connecting device Granted publication date: 20201103 License type: Common License Record date: 20211011 |
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