CN103413852B - The solar junction box of card welding end minor structure - Google Patents
The solar junction box of card welding end minor structure Download PDFInfo
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- CN103413852B CN103413852B CN201310360112.3A CN201310360112A CN103413852B CN 103413852 B CN103413852 B CN 103413852B CN 201310360112 A CN201310360112 A CN 201310360112A CN 103413852 B CN103413852 B CN 103413852B
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The invention provides a kind of solar junction box of card welding end minor structure, comprise: main body, be fixedly mounted on the base plate of bottom part body, and be arranged on positive connector and the negative pole connector of body rear, described base plate is installed with a conducting terminal, described conducting terminal comprises: the first connector, the second connector, the 3rd connector and the 4th connector.The solar junction box of card welding end minor structure provided by the invention, base plate is provided with conducting terminal, the flanging utilizing each connector front end of conducting terminal to arrange and elastic component form collecting tray, by fixing for busbar clamping, this structure effectively prevent the problem of the easy fatigue deformation of elastic component, ensure that the stability that busbar is connected with conducting terminal; Between each connector, be provided with the pin fastener for holding diode simultaneously, achieve diode by pin fastener effectively fixing, avoid shorted diode, open circuit and the problem that causes product to reduce useful life.
Description
Technical field
The present invention relates to solar junction box, what be specifically related to is a kind of solar junction box of card welding end minor structure.
Background technology
Photovoltaic solar terminal box is used to connection solar module, during use, is cascaded by several solar modules as required by several photovoltaic solar terminal boxes.
Existing photovoltaic solar junction box structure comprises: box body, to be arranged on box body and the lid cooperatively interacted with box body, the installing hole that can access for the positive busbar of drawing bottom solar module and negative rail is provided with bottom box body, some connectors are disposed with in box body, between connector, be provided with diode, the box body being arranged on two connector correspondence positions on two ends, left and right is respectively arranged with wiring hole.During use, cable welds with two connectors through above-mentioned wiring hole, and the other end of connector welds with positive busbar and negative rail respectively, and positive busbar and negative rail are then connected on photovoltaic solar crystal silicon plate.
Because current solar junction box interconnecting piece is all independent terminals mostly, its usually adopt extruding, crimping or welding mode diode is connected with conducting terminal, but employing extrudes, crimping mode easily causes the contact resistance of diode and conducting terminal excessive, and the easy fatigue deformation of shell fragment of connector under long-term work environment, thus lose connection function, cause impedance excessive and make terminal box temperature rise sharply increase, harm solar components, even burns whole photovoltaic plant; Adopt general welding manner, temperature controls and weld job flow process uncontrollable easily causes shorted diode, open circuit and forward voltage drop to rise or reverse leakage current is excessive, thus affects the power output of photovoltaic module, reduction useful life.
Summary of the invention
For this reason, the object of the present invention is to provide a kind of solar junction box of card welding end minor structure, diode is connected with conducting terminal by the mode adopt extruding to solve current solar junction box, crimping or weld, there is the easy fatigue deformation of shell fragment of connector, lose connection function and shorted diode, open circuit and the problem that causes product to reduce useful life.
The object of the invention is to be achieved through the following technical solutions.
A kind of solar junction box of card welding end minor structure, comprise: main body (10), be fixedly mounted on main body (10) bottom base plate (20), and be arranged on positive connector (40) and the negative pole connector (41) of main body (10) rear end, wherein:
Described base plate (20) front end is provided with the first hole clipping (21), the second hole clipping (22), the 3rd hole clipping (23) and the 4th hole clipping (24) side by side parallel to each other, and base plate rear end is provided with base plate electrode cable groove (25) and base plate negative pole cable trough (26); The first location card column (211) and the first fixing card column (212) is disposed with at the rear side of upper first hole clipping (21) of base plate (20); The second location card column (221) and the second fixing card column (222) is disposed with at the rear side of upper second hole clipping (22) of base plate (20); The 3rd location card column (231) and the 3rd fixing card column (232) is disposed with at the rear side of upper 3rd hole clipping (23) of base plate (20); The 4th location card column (241) and the 4th fixing card column (242) is disposed with at the rear side of upper 4th hole clipping (24) of base plate (20);
Described base plate (20) is installed with a conducting terminal (30), described conducting terminal (30) comprising: the first connector (31), the second connector (32), the 3rd connector (33) and the 4th connector (34);
Described first connector (31) front end is provided with the first flanging (311), described first flanging (311) is provided with the first elastic component (312), described first flanging (311) and the first elastic component (312) correspondence are arranged in the first hole clipping (21), and between the first flanging (311) and the first elastic component (312), be formed with the first collecting tray (313) for holding busbar; The centre of the first connector (31) is disposed with the first standing block hole (314) and the first fixing hole clipping (315), described first standing block hole (314) correspondence is stuck on described first location card column (211), and the described first fixing hole clipping (315) correspondence is stuck in the described first fixing card column (212); The rear end of described first connector (31) is provided with the first U-shaped connecting groove (316), and described first U-shaped connecting groove (316) correspondence is placed in base plate electrode cable groove (25); Between the first U-shaped connecting groove (316) and the first fixing hole clipping (315), be welded with the first diode (50), described first diode (50) is provided with the first pin (51);
Described second connector (32) front end is provided with the second flanging (321), described second flanging (321) is provided with the second elastic component (322), described second flanging (321) and have the second elastic component (322) correspondence to be arranged in the second hole clipping (22), and between the second flanging (321) and the second elastic component (322), be formed with the second collecting tray (323) for holding busbar; The centre of the second connector (32) is disposed with the second standing block hole (324) and the second fixing hole clipping (325), and the both sides between the second standing block hole (324) and the second fixing hole clipping (325) are respectively arranged with the first baffle plate (326) and second baffle (327), described second standing block hole (324) correspondence is stuck on described second location card column (221), and the described second fixing hole clipping (325) correspondence is stuck in the second fixing card column (222); Described second baffle (327) rear end is provided with the first pin fastener (328), and described second connector (32) is stuck in the first pin fastener (328) by the first pin (51) correspondence and is connected with described first connector (31);
Described 3rd connector (33) front end is provided with the 3rd flanging (331), described 3rd flanging (331) is provided with the 3rd elastic component (332), described 3rd flanging (331) and the 3rd elastic component (332) correspondence are arranged in the 3rd hole clipping (23), and between the 3rd flanging (331) and the 3rd elastic component (332), be formed with the 3rd collecting tray (333) for holding busbar, the 3rd standing block hole (334) and the 3rd fixing hole clipping (335) is disposed with in the middle of 3rd connector (33), described 3rd standing block hole (334) correspondence is stuck on the 3rd location card column (231), and the 3rd fixing hole clipping (335) correspondence is stuck in the 3rd fixing card column (232), described 3rd connector (33) side, rear end is provided with third gear plate (336), fourth gear plate (337), and in third gear plate (336), the second diode (52) is provided with between fourth gear plate (337), described second diode (52) is provided with the second pin (53), the opposite side of the 3rd connector (33) rear end is provided with middle connecting pin fastener (338), described middle connecting pin fastener (338) is equipped with middle connecting pin (54), and the 3rd connector (33) is connected with the second connector (32) by middle connecting pin (54),
The front end of described 4th connector (34) is provided with Fourth Fold (341), described Fourth Fold (341) is provided with the 4th elastic component (342), described Fourth Fold (341) and the 4th elastic component (342) correspondence are arranged in the 4th hole clipping (24), and are formed with the 4th collecting tray (343) for holding busbar between Fourth Fold (341) and the 4th elastic component (342); The centre of the 4th connector (34) is disposed with the 4th standing block hole (344), the 4th fixing hole clipping (345) and the second pin fastener (346), described 4th standing block hole (344) correspondence is stuck in the 4th location card column (241), and the described 4th fixing hole clipping (345) correspondence is stuck in the 4th fixing card column (242); Be equipped with second pin (53) of the second diode (52) in second pin fastener (346), described 4th connector (34) is connected with the 3rd connector (33) by the second pin (53); The rear end of the 4th connector (34) is also provided with the second U-shaped connecting groove (347), and described second U-shaped connecting groove (347) correspondence is placed in base plate negative pole cable trough (26).
Preferably, described main body (10) front end is provided with the perforate (11) that runs through main body (10), described perforate (11) top is provided with a cover plate (12), and described cover plate (12) is sealed in perforate (11) by sealing ring (13); The below of described perforate (11) is provided with the busbar for connecting solar panel.
Preferably, described main body (10) both sides are respectively provided with a draw-in groove (14), and described cover plate (12) both sides are provided with the buckle (121) that engage corresponding to described draw-in groove (14).
Preferably, described main body (10) both sides, rear end are respectively arranged with main body electrode cable groove (15) and main body negative pole cable trough (16), and main body electrode cable groove (15) and base plate electrode cable groove (25) are combined to form the wire casing for fixing positive connector (40) cable; Main body negative pole cable trough (16) and base plate negative pole cable trough (26) are combined to form the wire casing for fixing negative pole connector (41) cable.
Preferably, described positive connector (40) cable is electrically connected with the first U-shaped connecting groove (316) terminal; Described negative pole connector (41) cable is electrically connected with the second U-shaped connecting groove (347) terminal.
The present invention compared with prior art, beneficial effect is: the solar junction box of card welding end minor structure provided by the invention, base plate is provided with conducting terminal, the flanging utilizing each connector front end of conducting terminal to arrange and elastic component form collecting tray, by fixing for busbar clamping, this structure effectively prevent the problem of the easy fatigue deformation of elastic component, ensure that the stability that busbar is connected with conducting terminal; Between each connector, be provided with the pin fastener for holding diode simultaneously, achieve diode by pin fastener effectively fixing, avoid shorted diode, open circuit and the problem that causes product to reduce useful life.
Accompanying drawing explanation
Fig. 1 is the front perspective view of solar junction box of the present invention;
Fig. 2 is the back side perspective view of solar junction box of the present invention;
Fig. 3 is the decomposition texture schematic diagram of solar junction box of the present invention;
Fig. 4 is the base arrangement schematic diagram of solar junction box of the present invention;
Fig. 5 is solar junction box conducting terminal of the present invention and diode package assembly schematic diagram;
Fig. 6 is the structural representation of the first connector in solar junction box conducting terminal of the present invention;
Fig. 7 is the structural representation of the second connector in solar junction box conducting terminal of the present invention;
Fig. 8 is the structural representation of the 3rd connector in solar junction box conducting terminal of the present invention;
Fig. 9 is the structural representation of the 4th connector in solar junction box conducting terminal of the present invention;
Figure 10 is the structural representation that solar junction box conducting terminal of the present invention is arranged on base plate.
Identifier declaration in figure: main body 10, perforate 11, cover plate 12, buckle 121, sealing ring 13, draw-in groove 14, main body electrode cable groove 15, main body negative pole cable trough 16, base plate 20, first hole clipping 21, first location card column 211, first fixing card column 212, second hole clipping 22, second location card column 221, second fixing card column 222, 3rd hole clipping 23, 3rd location card column 231, 3rd fixing card column 232, 4th hole clipping 24, 4th location card column 241, 4th fixing card column 242, base plate electrode cable groove 25, base plate negative pole cable trough 26, conducting terminal 30, first connector 31, first flanging 311, first elastic component 312, first collecting tray 313, first standing block hole 314, first fixing hole clipping 315, first U-shaped connecting groove 316, second connector 32, second flanging 321, second elastic component 322, second collecting tray 323, second standing block hole 324, second fixing hole clipping 325, first baffle plate 326, second baffle 327, first pin fastener 328, 3rd connector 33, 3rd flanging 331, 3rd elastic component 332, 3rd collecting tray 333, 3rd standing block hole 334, 3rd fixing hole clipping 335, third gear plate 336, fourth gear plate 337, middle connecting pin fastener 338, 4th connector 34, Fourth Fold 341, 4th elastic component 342, 4th collecting tray 343, 4th standing block hole 344, 4th fixing hole clipping 345, second pin fastener 346, second U-shaped connecting groove 347, positive connector 40, negative pole connector 41, first diode 50, first pin 51, second diode 52, second pin 53, middle connecting pin 54.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Refer to shown in Fig. 1, Fig. 2, Fig. 3, Fig. 1 is the front perspective view of solar junction box of the present invention; Fig. 2 is the back side perspective view of solar junction box of the present invention; Fig. 3 is the decomposition texture schematic diagram of solar junction box of the present invention.The present invention is to provide a kind of solar junction box of card welding end minor structure, it is mainly used in solving current solar junction box interconnecting piece and adopts the mode extruding, crimp or weld to there is the easy fatigue deformation of connector shell fragment, lose connection function and shorted diode, power output that open circuit easily affects photovoltaic module, reduce the problem in useful life.
Wherein solar junction box of the present invention, include main body 10, base plate 20 and positive connector 40, negative pole connector 41, base plate 20 is fixedly mounted on rear side of the bottom of main body 10, the front end of main body 10 is provided with a circular openings 11, this perforate 11 runs through the front end of whole main body 10, and the both sides of perforate 11 are provided with draw-in groove 14; The top of perforate 11 is provided with a cover plate 12, is also provided with a sealing ring 13 between cover plate 12 and perforate 11; Be provided with the buckle 121 corresponding with described draw-in groove 14 position in the both sides of cover plate 12, be stuck in draw-in groove 14 by described buckle 121 correspondence, the sealing to main body 10 upper front end perforate 11 can be realized.
Main body 10 front lower portion perforate 11 unsealing, so that be connected to the busbar of solar panel, can enter in solar junction box from bottom opening, be connected with conducting terminal.
The both sides, rear end of main body 10 are respectively arranged with main body electrode cable groove 15 and main body negative pole cable trough 16, corresponding is provided with base plate electrode cable groove 25, base plate negative pole cable trough 26 in the both sides, rear end of base plate 20, and main body electrode cable groove 15 forms with base plate electrode cable groove 25 is capable of being combined the wire casing being used for fixing positive connector 40 cable; Main body negative pole cable trough 16 and base plate negative pole cable trough 26 wire casing formed for fixing negative pole connector 41 cable capable of being combined.
As shown in Figure 3, Figure 4, Fig. 3 is the decomposition texture schematic diagram of solar junction box of the present invention; Fig. 4 is the base arrangement schematic diagram of solar junction box of the present invention.Wherein said base plate 20 is fixedly mounted on bottom main body 10 by screw, and front end is perforate 11, and rear end then makes main body negative pole cable trough 16 and base plate negative pole cable trough 26, main body electrode cable groove 15 and base plate electrode cable groove 25 aligned in position.
The present embodiment is provided with the first hole clipping 21, second hole clipping 22, the 3rd hole clipping 23 and the 4th hole clipping 24 side by side parallel to each other in the front end of base plate 20, be provided with base plate electrode cable groove 25 and base plate negative pole cable trough 26 in the rear end of base plate 20; The rear side of the first hole clipping 21 is disposed with the first location card column 211 and the first fixing card column 212 on the base plate 20; The rear side of the second hole clipping 22 is disposed with the second location card column 221 and the second fixing card column 222 on the base plate 20; The rear side of the 3rd hole clipping 23 is disposed with the 3rd location card column 231 and the 3rd fixing card column 232 on the base plate 20; The rear side of the 4th hole clipping 24 is disposed with the 4th location card column 241 and the 4th fixing card column 242 on the base plate 20.
As shown in Fig. 3, Fig. 5, Fig. 3 is the decomposition texture schematic diagram of solar junction box of the present invention; Fig. 5 is solar junction box conducting terminal of the present invention and diode package assembly schematic diagram.Be installed with conducting terminal 30 on the base plate 20, described conducting terminal 30 comprises: the first connector 31, second connector 32, the 3rd connector 33 and the 4th connector 34.
Wherein the first connector 31 is welded with the first diode 50, the first pin 51 correspondence of described first diode 50 is connected with the second connector 32; And the second connector 32 is welded with middle connecting pin 54, be connected with the 3rd connector 33 by this middle connecting pin 54; 3rd connector 33 is welded with the second diode 52, the second pin 53 correspondence of described second diode 52 is connected to the 4th connector 34.
As shown in Fig. 3, Fig. 6, Fig. 3 is the decomposition texture schematic diagram of solar junction box of the present invention; Fig. 6 is the structural representation of the first connector in solar junction box conducting terminal of the present invention.Wherein the first connector 31 front end is provided with the first flanging 311, described first flanging 311 is provided with the first elastic component 312, described first flanging 311 and the first elastic component 312 correspondence are arranged in the first hole clipping 21, and are formed with the first collecting tray 313 for holding busbar between the first flanging 311 and the first elastic component 312; The centre of the first connector 31 is disposed with the first standing block hole 314 and the first fixing hole clipping 315, described first standing block hole 314 correspondence is stuck in described first location card column 211, and the described first fixing hole clipping 315 correspondence is stuck in the described first fixing card column 212; The rear end of described first connector 31 is provided with the first U-shaped connecting groove 316, and described first U-shaped connecting groove 316 correspondence is placed in base plate electrode cable groove 25; Between the first U-shaped connecting groove 316 and the first fixing hole clipping 315, be welded with the first diode 50, described first diode 50 is provided with the first pin 51.
As shown in Fig. 3, Fig. 7, Fig. 3 is the decomposition texture schematic diagram of solar junction box of the present invention; Fig. 7 is the structural representation of the second connector in solar junction box conducting terminal of the present invention.Wherein the second connector 32 front end is provided with the second flanging 321, described second flanging 321 is provided with the second elastic component 322, described second flanging 321 and have the second elastic component 322 correspondence to be arranged in the second hole clipping 22, and the second collecting tray 323 for holding busbar is formed between the second flanging 321 and the second elastic component 322; The centre of the second connector 32 is disposed with the second standing block hole 324 and the second fixing hole clipping 325, and the both sides between the second standing block hole 324 and the second fixing hole clipping 325 are respectively arranged with the first baffle plate 326 and second baffle 327, described second standing block hole 324 correspondence is stuck in described second location card column 221, and the described second fixing hole clipping 325 correspondence is stuck in the second fixing card column 222; Described second baffle 327 rear end is provided with the first pin fastener 328, and described second connector 32 is stuck in the first pin fastener 328 by the first pin 51 correspondence and is connected with described first connector 31.
As shown in Fig. 3, Fig. 8, Fig. 3 is the decomposition texture schematic diagram of solar junction box of the present invention; Fig. 8 is the structural representation of the 3rd connector in solar junction box conducting terminal of the present invention.Wherein the 3rd connector 33 front end is provided with the 3rd flanging 331, described 3rd flanging 331 is provided with the 3rd elastic component 332, described 3rd flanging 331 and the 3rd elastic component 332 correspondence are arranged in the 3rd hole clipping 23, and between the 3rd flanging 331 and the 3rd elastic component 332, be formed with the 3rd collecting tray 333 for holding busbar; Be disposed with the 3rd standing block hole 334 and the 3rd fixing hole clipping 335 in the middle of 3rd connector 33, described 3rd standing block hole 334 correspondence is stuck in the 3rd location card column 231, and the 3rd fixing hole clipping 335 correspondence is stuck in the 3rd fixing card column 232; Described 3rd side, connector 33 rear end is provided with third gear plate 336, fourth gear plate 337, and the second diode 52 is provided with between third gear plate 336, fourth gear plate 337, described second diode 52 is provided with the second pin 53, the opposite side of the 3rd connector 33 rear end is provided with middle connecting pin fastener 338, described middle connecting pin fastener 338 is equipped with middle connecting pin 54, and the 3rd connector 33 is connected with the second connector 32 by middle connecting pin 54.
As shown in Fig. 3, Fig. 9, Fig. 3 is the decomposition texture schematic diagram of solar junction box of the present invention; Fig. 9 is the structural representation of the 4th connector in solar junction box conducting terminal of the present invention.Wherein the front end of the 4th connector 34 is provided with Fourth Fold 341, described Fourth Fold 341 is provided with the 4th elastic component 342, described Fourth Fold 341 and the 4th elastic component 342 correspondence are arranged in the 4th hole clipping 24, and are formed with the 4th collecting tray 343 for holding busbar between Fourth Fold 341 and the 4th elastic component 342; The centre of the 4th connector 34 is disposed with the 4th standing block hole 344, the 4th fixing hole clipping 345 and the second pin fastener 346, described 4th standing block hole 344 correspondence is stuck in the 4th location card column 241, and the described 4th fixing hole clipping 345 correspondence is stuck in the 4th fixing card column 242; Be equipped with the second pin 53 of the second diode 52 in second pin fastener 346, described 4th connector 34 is connected with the 3rd connector 33 by the second pin 53; The rear end of the 4th connector 34 is also provided with the second U-shaped connecting groove 347, and described second U-shaped connecting groove 347 correspondence is placed in base plate negative pole cable trough 26.
As shown in Fig. 3, Fig. 4, Fig. 5, Figure 10, Fig. 3 is the decomposition texture schematic diagram of solar junction box of the present invention; Fig. 4 is the base arrangement schematic diagram of solar junction box of the present invention; Fig. 5 is solar junction box conducting terminal of the present invention and diode package assembly schematic diagram; Figure 10 is the structural representation that solar junction box conducting terminal of the present invention is arranged on base plate.Wherein by the first connector 31, second connector 32, the conducting terminal 30 of the 3rd connector 33 and the 4th connector 34 composition, be connected by the first diode 50 between first connector 31 with the second connector 32, connected by the second diode 52 between 3rd connector 33 and the 4th connector 34, and correspondence by the first hole clipping 21, first location card column 211 and the first fixing card column 212 correspondence are by fixing on the base plate 20 for the first connector 31, by the second hole clipping 22, second location card column 221 and the second fixing card column 222 correspondence are by fixing on the base plate 20 for the second connector 32, by the 3rd hole clipping 23, 3rd location card column 231 and the 3rd fixing card column 232 correspondence are by fixing on the base plate 20 for the 3rd connector 33, by the 4th hole clipping 24, 4th location card column 241 and the 4th fixing card column 242 correspondence are by fixing on the base plate 20 for the 4th connector 34.
Positive connector 40 front end cable correspondence through base plate electrode cable groove 25, and is connected with the first U-shaped connecting groove 316 terminal of the first connector 31 rear end, thus is electrically connected with the first connector 31; Negative pole connector 41 front end cable correspondence through base plate negative pole cable trough 26, and is connected with the second U-shaped connecting groove 347 terminal of the rear end of the 4th connector 34, thus is electrically connected with the 4th connector 34.
In sum, the flanging that the present invention utilizes each connector front end of conducting terminal to arrange and elastic component form collecting tray, for clamping fixing for busbar; And by pin fastener realization electrical connection each other between each connector, present invention, avoiding extruding, crimping mode easily causes the contact resistance of diode and conducting terminal excessive, and the easy fatigue deformation of the shell fragment of connector, thus lose the problem of connection function; And avoiding welding manner, temperature controls and weld job flow process uncontrollable easily causes shorted diode, open circuit and forward voltage drop to rise or reverse leakage current is excessive, thus affects the power output of photovoltaic module, the problem in reduction useful life.This invention ensures that the stability that busbar is connected with conducting terminal; Achieve diode by pin fastener effectively fixing simultaneously, avoid shorted diode, open circuit and the problem that causes product to reduce useful life.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. the solar junction box of a card welding end minor structure, comprise: main body (10), be fixedly mounted on main body (10) bottom base plate (20), and be arranged on positive connector (40) and the negative pole connector (41) of main body (10) rear end, it is characterized in that:
Described base plate (20) front end is provided with the first hole clipping (21), the second hole clipping (22), the 3rd hole clipping (23) and the 4th hole clipping (24) side by side parallel to each other, and base plate rear end is provided with base plate electrode cable groove (25) and base plate negative pole cable trough (26); The first location card column (211) and the first fixing card column (212) is disposed with at the rear side of upper first hole clipping (21) of base plate (20); The second location card column (221) and the second fixing card column (222) is disposed with at the rear side of upper second hole clipping (22) of base plate (20); The 3rd location card column (231) and the 3rd fixing card column (232) is disposed with at the rear side of upper 3rd hole clipping (23) of base plate (20); The 4th location card column (241) and the 4th fixing card column (242) is disposed with at the rear side of upper 4th hole clipping (24) of base plate (20);
Described base plate (20) is installed with a conducting terminal (30), described conducting terminal (30) comprising: the first connector (31), the second connector (32), the 3rd connector (33) and the 4th connector (34);
Described first connector (31) front end is provided with the first flanging (311), described first flanging (311) is provided with the first elastic component (312), described first flanging (311) and the first elastic component (312) correspondence are arranged in the first hole clipping (21), and between the first flanging (311) and the first elastic component (312), be formed with the first collecting tray (313) for holding busbar; The centre of the first connector (31) is disposed with the first standing block hole (314) and the first fixing hole clipping (315), described first standing block hole (314) correspondence is stuck on described first location card column (211), and the described first fixing hole clipping (315) correspondence is stuck in the described first fixing card column (212); The rear end of described first connector (31) is provided with the first U-shaped connecting groove (316), and described first U-shaped connecting groove (316) correspondence is placed in base plate electrode cable groove (25); Between the first U-shaped connecting groove (316) and the first fixing hole clipping (315), be welded with the first diode (50), described first diode (50) is provided with the first pin (51);
Described second connector (32) front end is provided with the second flanging (321), described second flanging (321) is provided with the second elastic component (322), described second flanging (321) and have the second elastic component (322) correspondence to be arranged in the second hole clipping (22), and between the second flanging (321) and the second elastic component (322), be formed with the second collecting tray (323) for holding busbar; The centre of the second connector (32) is disposed with the second standing block hole (324) and the second fixing hole clipping (325), and the both sides between the second standing block hole (324) and the second fixing hole clipping (325) are respectively arranged with the first baffle plate (326) and second baffle (327), described second standing block hole (324) correspondence is stuck on described second location card column (221), and the described second fixing hole clipping (325) correspondence is stuck in the second fixing card column (222); Described second baffle (327) rear end is provided with the first pin fastener (328), and described second connector (32) is stuck in the first pin fastener (328) by the first pin (51) correspondence and is connected with described first connector (31);
Described 3rd connector (33) front end is provided with the 3rd flanging (331), described 3rd flanging (331) is provided with the 3rd elastic component (332), described 3rd flanging (331) and the 3rd elastic component (332) correspondence are arranged in the 3rd hole clipping (23), and between the 3rd flanging (331) and the 3rd elastic component (332), be formed with the 3rd collecting tray (333) for holding busbar, the 3rd standing block hole (334) and the 3rd fixing hole clipping (335) is disposed with in the middle of 3rd connector (33), described 3rd standing block hole (334) correspondence is stuck on the 3rd location card column (231), and the 3rd fixing hole clipping (335) correspondence is stuck in the 3rd fixing card column (232), described 3rd connector (33) side, rear end is provided with third gear plate (336), fourth gear plate (337), and in third gear plate (336), the second diode (52) is provided with between fourth gear plate (337), described second diode (52) is provided with the second pin (53), the opposite side of the 3rd connector (33) rear end is provided with middle connecting pin fastener (338), described middle connecting pin fastener (338) is equipped with middle connecting pin (54), and the 3rd connector (33) is connected with the second connector (32) by middle connecting pin (54),
The front end of described 4th connector (34) is provided with Fourth Fold (341), described Fourth Fold (341) is provided with the 4th elastic component (342), described Fourth Fold (341) and the 4th elastic component (342) correspondence are arranged in the 4th hole clipping (24), and are formed with the 4th collecting tray (343) for holding busbar between Fourth Fold (341) and the 4th elastic component (342); The centre of the 4th connector (34) is disposed with the 4th standing block hole (344), the 4th fixing hole clipping (345) and the second pin fastener (346), described 4th standing block hole (344) correspondence is stuck in the 4th location card column (241), and the described 4th fixing hole clipping (345) correspondence is stuck in the 4th fixing card column (242); Be equipped with second pin (53) of the second diode (52) in second pin fastener (346), described 4th connector (34) is connected with the 3rd connector (33) by the second pin (53); The rear end of the 4th connector (34) is also provided with the second U-shaped connecting groove (347), and described second U-shaped connecting groove (347) correspondence is placed in base plate negative pole cable trough (26).
2. the solar junction box of card welding end minor structure according to claim 1, it is characterized in that, described main body (10) front end is provided with the perforate (11) that runs through main body (10), described perforate (11) top is provided with a cover plate (12), and described cover plate (12) is sealed in perforate (11) by sealing ring (13); The below of described perforate (11) is provided with the busbar for connecting solar panel.
3. the solar junction box of card welding end minor structure according to claim 2, it is characterized in that, described main body (10) both sides are respectively provided with a draw-in groove (14), and described cover plate (12) both sides are provided with the buckle (121) that engage corresponding to described draw-in groove (14).
4. the solar junction box of card welding end minor structure according to claim 1, it is characterized in that, described main body (10) both sides, rear end are respectively arranged with main body electrode cable groove (15) and main body negative pole cable trough (16), and main body electrode cable groove (15) and base plate electrode cable groove (25) are combined to form the wire casing for fixing positive connector (40) cable; Main body negative pole cable trough (16) and base plate negative pole cable trough (26) are combined to form the wire casing for fixing negative pole connector (41) cable.
5. the solar junction box of card welding end minor structure according to claim 4, is characterized in that, described positive connector (40) cable is electrically connected with the first U-shaped connecting groove (316) terminal; Described negative pole connector (41) cable is electrically connected with the second U-shaped connecting groove (347) terminal.
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| CN201310360112.3A CN103413852B (en) | 2013-08-16 | 2013-08-16 | The solar junction box of card welding end minor structure |
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| CN201310360112.3A CN103413852B (en) | 2013-08-16 | 2013-08-16 | The solar junction box of card welding end minor structure |
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| CN103413852A CN103413852A (en) | 2013-11-27 |
| CN103413852B true CN103413852B (en) | 2015-11-25 |
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| CN104184408A (en) * | 2014-08-28 | 2014-12-03 | 常州天合光能有限公司 | Photovoltaic junction box with photovoltaic module substring level optimizing function and photovoltaic module thereof |
| CN104378061A (en) * | 2014-09-28 | 2015-02-25 | 江苏海天微电子科技有限公司 | High-voltage photovoltaic junction box for 1500 V |
| CN104270089A (en) * | 2014-09-28 | 2015-01-07 | 江苏海天微电子科技有限公司 | Photovoltaic junction box resistant to high voltage |
| CN106656024A (en) * | 2017-02-17 | 2017-05-10 | 江苏天昇光伏科技有限公司 | Suspended photovoltaic wiring device |
| WO2020030119A1 (en) * | 2018-08-10 | 2020-02-13 | 领凡新能源科技(北京)有限公司 | Photovoltaic junction box, photovoltaic assembly, and photovoltaic junction box installation method |
| CN108964605A (en) * | 2018-09-20 | 2018-12-07 | 江苏天昇光伏科技有限公司 | A kind of laminated batteries photovoltaic junction box |
| CN109150093A (en) * | 2018-09-20 | 2019-01-04 | 江苏天昇光伏科技有限公司 | A kind of photovoltaic termination |
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