CN201928201U - Quick junction box - Google Patents

Quick junction box Download PDF

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Publication number
CN201928201U
CN201928201U CN2011200126815U CN201120012681U CN201928201U CN 201928201 U CN201928201 U CN 201928201U CN 2011200126815 U CN2011200126815 U CN 2011200126815U CN 201120012681 U CN201120012681 U CN 201120012681U CN 201928201 U CN201928201 U CN 201928201U
Authority
CN
China
Prior art keywords
box body
conducting strip
opening
shell fragment
compressing tablet
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.)
Expired - Fee Related
Application number
CN2011200126815U
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Chinese (zh)
Inventor
张丽娜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NINGBO FONWELL NEW ENERGY TECHNOLOGY CO LTD
Original Assignee
NINGBO FONWELL NEW ENERGY TECHNOLOGY CO LTD
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NINGBO FONWELL NEW ENERGY TECHNOLOGY CO LTD filed Critical NINGBO FONWELL NEW ENERGY TECHNOLOGY CO LTD
Priority to CN2011200126815U priority Critical patent/CN201928201U/en
Application granted granted Critical
Publication of CN201928201U publication Critical patent/CN201928201U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

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  • Photovoltaic Devices (AREA)

Abstract

The utility model discloses a quick junction box comprising a box body and a box cover. The quick junction box further comprises at least two groups of parallel conductive components and radiating components corresponding to the conductive components in the box body, the conductive components are embedded in the radiating components to connect a solar battery component bus bar and an output conducting wire, diodes are arranged among the conductive components in a bridging manner, wiring terminal components corresponding to the two groups of conductive components are arranged at the lateral part of the box body and penetrate and lead the output conducting wire, and the box body and the box cover are fixedly sealed though a buckle structure. Each conductive component comprises a conducting strip and a pressing piece, a socket for inserting the output conducting wire is arranged at the front end of each conducting strip, the pressing pieces are arranged on the conducting strips to help fix the diodes, fixing structures for fixing the diodes are arranged between the conducting strips and the pressing pieces, and self-locking structures for being positioned on the conducting strips are arranged on the pressing pieces. The quick junction box has the advantages of reasonable structure, convenience in use, rapidness in switching, assembly and disassembly, less heat of the diodes, and improved radiating property of the radiating components in the box body.

Description

A kind of quick connector
Technical field
The utility model relates to a kind of quick connection and the electric apparatus connector of removing stage makeup and costume, and particularly is used to connect the photovoltaic junction box of solar module in solar energy power generating.
Background technology
Photovoltaic junction box is in the extensive use of solar energy power generating field, possesses characteristics such as high temperature resistant, waterproof and dustproof, anticorrosion.Because the electric appliance component of photovoltaic junction box is more, heat dissipation problem is that the manufacturer wants to solve always, and the electric appliance component in the existing terminal box is more, install concentratedly in plastic box body, after using heating, because the box body inner air convection is few, heat can only rely on the box body heat loss through conduction, and effect is relatively poor; The input current of desirable in addition terminal box is to be the bigger the better, but because heat radiation is slower, make the heating of diode puncture the size of current limited himself, therefore how to improve terminal box simultaneously by electric current with to reduce the diode caloric value be one of the problem that will research and solve of a lot of businessmans.How to seal between the box body of terminal box and the lid in addition and be connected, not only require waterproof and dustproof, also require to open close convenient and swift.
The utility model content
Problem to be solved in the utility model just provides a kind of quick connector rational in infrastructure, easy to use, and waterproof and dustproof is effective, but high-speed switch, loading and unloading has reduced the diode caloric value, has strengthened the heat dispersion of heat sink in the box.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme: a kind of quick connector, comprise box body and lid, also comprise parallel at least two group conductive components and the radiating subassembly corresponding that is located in the box body with conductive component, conductive component is inlaid in and connects solar module busbar and output lead in the radiating subassembly, cross-over connection has diode between conductive component, be provided with corresponding and connect the post assembly of output lead at the box body sidepiece with two groups of conductive components wherein, encapsulate by buckle structure is fixing between box body and the lid, it is characterized in that: described conductive component comprises conducting strip and compressing tablet, the front end of conducting strip is provided with the socket of plug-in mounting output lead, compressing tablet is located at auxiliary fixedly diode on the conducting strip, be provided with the fixedly fixed structure of diode between conducting strip and compressing tablet, compressing tablet is provided with the self-locking structure that positions itself on the conducting strip.
Further, described fixed structure comprises the crotch II that is located at the crotch I that extends on the conducting strip downwards and is located at downward extension on the compressing tablet, conducting strip is provided with opening I, it is corresponding with opening I that compressing tablet is provided with opening II, crotch I is located at opening I below, crotch II is located at opening II below, and the pin of diode is passed down through opening I and opening II and is cooperated by crotch I and crotch II and clamps.
Further, described opening I and opening II are double biserial and arrange that cross-over connection in parallel has two diodes between close in twos conducting strip.
Further, described self-locking structure comprises that being located at the compressing tablet two ends keeps outward-dipping elastic hook, and elastic hook is passed opening I and is stuck on the conducting strip.
Further, described conductive component also comprises back-shaped shell fragment, the rear end of conducting strip is provided with the concave shaped portion of the back-shaped shell fragment in location, the top of back-shaped shell fragment is provided with groove, the head of back-shaped shell fragment extends downwards, the afterbody of back-shaped shell fragment passes groove and keeps elasticity to press to head, back-shaped shell fragment is clipped in by head and afterbody on the riser of concave shaped portion and locatees, under external force, the top of back-shaped shell fragment and head move backward and cooperate with the riser of concave shaped portion by head relative to afterbody the solar module busbar is fixedly clamped.
Further, described buckle structure comprises the locating ring that is located at the lid sidepiece and is located at the box body sidepiece Elastic buckle corresponding with locating ring that be provided with the non-return buckle in the locating ring, Elastic buckle is stuck on the non-return buckle lid is sealed on the box body.
Further, described lid bottom surface is provided with the caulking groove of setting-in box body sidepiece, is provided with sealing ring in the caulking groove, also is provided with to make lid open the back to keep the connecting band that is connected with box body between box body and lid.
Further, described radiating subassembly comprises heat radiation rack, after compressing tablet is fixed on the conducting strip heat radiation rack is covered on conducting strip, the sidewall at heat radiation rack two ends is provided with bayonet socket, be provided with in the box body that protruding buckle is corresponding with bayonet socket to be fixed on heat radiation rack in the box body, when being provided with the through hole I that connects the solar module busbar and clamping the solar module busbar, the heat radiation rack top regulates the through hole II of shell fragment, through hole I is corresponding with the head position of shell fragment, through hole II is corresponding with the shell fragment front position, heat radiation rack is provided with flange I and is pressed on the compressing tablet, also is provided with the location structure that supports catching diode on heat radiation rack.
Further, described location structure is the flange II that is located on the heat radiation rack, and flange II is that double biserial is arranged, is provided with groove at the top of flange II, and diode pin rides in the groove and extends through opening I downwards and opening II and clamped by crotch I and crotch II.
Further, described post assembly comprises the holder that is located in the box body, be located at binding post and the lead tightening device that is located at the box body outside in the holder, the left and right sides side of holder is equipped with the step of horizontal protrusion, being provided with buckling body in the box body cooperates with step the holder located lateral, being provided with catch in box body keeps off at the holder rear the holder axial location, binding post is stretched in the front portion of conducting strip, holder is provided with and passes holder and binding post and output lead is pressed on screw on the conducting strip that stretches in the binding post, the lead tightening device comprises locking knob and the packing ring that tightens up that is located in the locking knob, be provided with the hollow stud that is threaded with locking knob in the box body outside, tighten to make behind the locking knob and tighten up packing ring and tighten up output lead the output lead axial location.
After adopting technique scheme, the utlity model has following advantage: compressing tablet is fixed on the conducting strip by self-locking structure, and is easy for installation, also is convenient to the heat conduction between compressing tablet and the conducting strip; Two diodes are arranged in parallel, and have reduced the caloric value of single diode; Flange I is set on the heat radiation rack is pressed on the compressing tablet in auxiliary fixedly compressing tablet and conducting strip, can also better heat absorption on the conducting strip be come, the enhancing radiating effect.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is the explosive view of a kind of embodiment of the utility model;
Fig. 2 is the vertical view after embodiment illustrated in fig. 1 the opening the lid;
Fig. 3 is conducting strip and compressing tablet fit structure cutaway view;
Fig. 4 is the vertical view of conducting strip;
Fig. 5 is the entity view of compressing tablet;
Fig. 6 is the entity view of back-shaped shell fragment;
Fig. 7 is the cutaway view of back-shaped shell fragment;
Fig. 8 is box body and lid assembly structure cutaway view;
Fig. 9 is the entity view of heat radiation rack;
Figure 10 is a box body internal structure schematic diagram;
Figure 11 is the assembling entity schematic diagram of holder and binding post;
Figure 12 is the box body internal structure schematic diagram after assembling;
Figure 13 is an A place enlarged drawing among Figure 12.
Embodiment
The structural representation of a kind of embodiment of the utility model shown in Fig. 1 to 13, a kind of quick connector, comprise box body 1 and lid 2, also comprise parallel at least two group conductive components 3 in the box body and the radiating subassembly 4 corresponding of being located at conductive component, be provided with four groups of conductive components and radiating subassembly in the present embodiment altogether, conductive component is inlaid in and connects solar module busbar 11 and output lead 12 in the radiating subassembly, cross-over connection has diode 6 between conductive component, be provided with corresponding and connect the post assembly 5 of output lead at the box body sidepiece with two groups of conductive components wherein, encapsulate by buckle structure is fixing between box body and the lid, described conductive component comprises conducting strip 31 and compressing tablet 32, the front end of conducting strip is provided with the socket 311 of plug-in mounting output lead, compressing tablet is located at auxiliary fixedly diode on the conducting strip, be provided with the fixedly fixed structure of diode between conducting strip and compressing tablet, compressing tablet is provided with the self-locking structure that positions itself on the conducting strip.
Described fixed structure comprises the crotch II321 that is located at the crotch I314 that extends on the conducting strip downwards and is located at downward extension on the compressing tablet, conducting strip is provided with opening I312, it is corresponding with opening I that compressing tablet is provided with opening II322, crotch I is located at opening I below, crotch II is located at opening II below, and the pin of diode is passed down through opening I and opening II and is cooperated by crotch I and crotch II and clamps.Described opening I and opening II are double biserial and arrange that cross-over connection in parallel has two diodes between close in twos conducting strip.Described self-locking structure comprises that being located at the compressing tablet two ends keeps outward-dipping elastic hook 323, and elastic hook is passed opening I and is stuck on the conducting strip.
Described conductive component also comprises back-shaped shell fragment 33, the rear end of conducting strip is provided with the concave shaped portion 313 of the back-shaped shell fragment in location, the top of back-shaped shell fragment is provided with groove 331, the head 332 of back-shaped shell fragment extends downwards, the afterbody 333 of back-shaped shell fragment passes groove and keeps elasticity to press to head, back-shaped shell fragment is clipped in location on the riser 3131 of concave shaped portion by head and afterbody, under external force, the top of back-shaped shell fragment and head move backward and cooperate with the riser of concave shaped portion by head relative to afterbody the solar module busbar is fixedly clamped.
Described buckle structure comprises the locating ring 21 that is located at the lid sidepiece and is located at the box body sidepiece Elastic buckle corresponding with locating ring 13 that be provided with non-return buckle 22 in the locating ring, Elastic buckle is stuck on the non-return buckle lid is sealed on the box body.In the present embodiment, be equipped with six pairs of buckle structures on box body and the lid, the non-return buckle is set in locating ring, can prevent effectively that buckle from fractureing, breakage, Elastic buckle stretches in the locating ring with the non-return buckle that is clasped and is difficult for deviating from automatically in addition, such buckle structure just can easily be opened with one group on screwdriver, and is convenient and practical.
Described lid bottom surface is provided with the caulking groove 23 of setting-in box body sidepiece, is provided with sealing ring 24 in the caulking groove, also is provided with to make lid open the back to keep the connecting band 25 that links to each other with box body between box body and lid.
Described radiating subassembly comprises heat radiation rack 41, after compressing tablet is fixed on the conducting strip heat radiation rack is covered on conducting strip, the sidewall at heat radiation rack two ends is provided with bayonet socket 411, be provided with in the box body that protruding buckle 14 is corresponding with bayonet socket to be fixed on heat radiation rack in the box body, when being provided with the through hole I412 that connects the solar module busbar and clamping the solar module busbar, the heat radiation rack top regulates the through hole II413 of shell fragment, through hole I is corresponding with the head position of shell fragment, through hole II is corresponding with the shell fragment front position, heat radiation rack is provided with flange I414 and is pressed on the compressing tablet, also is provided with the location structure that supports catching diode on heat radiation rack.
Described location structure is the flange II415 that is located on the heat radiation rack, and flange II is that double biserial is arranged, is provided with groove 416 at the top of flange II, and diode pin rides in the groove and extends through opening I downwards and opening II and clamped by crotch I and crotch II.Groove is convenient to the diode pin location, is arranged to circular arc in the present embodiment.
Described post assembly comprises the holder 51 that is located in the box body, be located at binding post 52 and the lead tightening device that is located at the box body outside in the holder, the left and right sides side of holder is equipped with the step 511 of horizontal protrusion, being provided with buckling body 15 in the box body cooperates with step the holder located lateral, being provided with catch 16 in box body keeps off at the holder rear the holder axial location, binding post is stretched in the front portion of conducting strip, holder is provided with and passes holder and binding post and output lead is pressed on screw 53 on the conducting strip that stretches in the binding post, the lead tightening device comprises locking knob 54 and is located at and tightens up packing ring 55 in the locking knob, be provided with the hollow stud 17 that is threaded with locking knob in the box body outside, tighten to make behind the locking knob and tighten up packing ring and tighten up output lead the output lead axial location.
In the foregoing description, adopt being connected in parallel of two diodes that the electric current that passes through of single diode is reduced, so just reduced the caloric value at diode place.The material of compressing tablet will have good heat-conducting, can be the large-area fin of heat transferred of diode generation.
Except that above preferred embodiment, the utility model also has other execution mode, those skilled in the art can make various changes and distortion according to the utility model, only otherwise break away from spirit of the present utility model, all should belong to the defined scope of the utility model claims.

Claims (10)

1. quick connector, comprise box body (1) and lid (2), also comprise parallel at least two group conductive components (3) in the box body and the radiating subassembly (4) corresponding of being located at conductive component, conductive component is inlaid in and connects solar module busbar (11) and output lead (12) in the radiating subassembly, cross-over connection has diode (6) between conductive component, be provided with corresponding and connect the post assembly (5) of output lead at the box body sidepiece with two groups of conductive components wherein, encapsulate by buckle structure is fixing between box body and the lid, it is characterized in that: described conductive component comprises conducting strip (31) and compressing tablet (32), the front end of conducting strip is provided with the socket (311) of plug-in mounting output lead, compressing tablet is located at auxiliary fixedly diode on the conducting strip, be provided with the fixedly fixed structure of diode between conducting strip and compressing tablet, compressing tablet is provided with the self-locking structure that positions itself on the conducting strip.
2. a kind of quick connector according to claim 1, it is characterized in that: described fixed structure comprises the crotch II (321) that is located at the crotch I (314) that extends on the conducting strip downwards and is located at downward extension on the compressing tablet, conducting strip is provided with opening I (312), it is corresponding with opening I that compressing tablet is provided with opening II (322), crotch I is located at opening I below, crotch II is located at opening II below, and the pin of diode is passed down through opening I and opening II and is cooperated by crotch I and crotch II and clamps.
3. a kind of quick connector according to claim 2 is characterized in that: described opening I and opening II are double biserial and arrange that cross-over connection in parallel has two diodes between close in twos conducting strip.
4. a kind of quick connector according to claim 1 is characterized in that: described self-locking structure comprises that being located at the compressing tablet two ends keeps outward-dipping elastic hook (323), and elastic hook is passed opening I and is stuck on the conducting strip.
5. a kind of quick connector according to claim 1, it is characterized in that: described conductive component also comprises back-shaped shell fragment (33), the rear end of conducting strip is provided with the concave shaped portion (313) of the back-shaped shell fragment in location, the top of back-shaped shell fragment is provided with groove (331), the head of back-shaped shell fragment (332) extends downwards, the afterbody of back-shaped shell fragment (333) passes groove and keeps elasticity to press to head, back-shaped shell fragment is gone up the location by the riser (3131) that head and afterbody are clipped in concave shaped portion, under external force, the top of back-shaped shell fragment and head move backward and cooperate with the riser of concave shaped portion by head relative to afterbody the solar module busbar is fixedly clamped.
6. a kind of quick connector according to claim 1, it is characterized in that: described buckle structure comprises the locating ring (21) that is located at the lid sidepiece and is located at the box body sidepiece Elastic buckle corresponding with locating ring (13), be provided with non-return buckle (22) in the locating ring, Elastic buckle is stuck on the non-return buckle lid is sealed on the box body.
7. a kind of quick connector according to claim 1, it is characterized in that: described lid bottom surface is provided with the caulking groove (23) of setting-in box body sidepiece, be provided with sealing ring (24) in the caulking groove, between box body and lid, also be provided with and make lid open the back to keep the connecting band (25) that links to each other with box body.
8. a kind of quick connector according to claim 1, it is characterized in that: described radiating subassembly comprises heat radiation rack (41), after compressing tablet is fixed on the conducting strip heat radiation rack is covered on conducting strip, the sidewall at heat radiation rack two ends is provided with bayonet socket (411), be provided with in the box body that protruding buckle (14) is corresponding with bayonet socket to be fixed on heat radiation rack in the box body, when being provided with the through hole I (412) that connects the solar module busbar and clamping the solar module busbar, the heat radiation rack top regulates the through hole II (413) of shell fragment, through hole I is corresponding with the head position of shell fragment, through hole II is corresponding with the shell fragment front position, heat radiation rack is provided with flange I (414) and is pressed on the compressing tablet, also is provided with the location structure that supports catching diode on heat radiation rack.
9. a kind of quick connector according to claim 8, it is characterized in that: described location structure is the flange II (415) that is located on the heat radiation rack, flange II is that double biserial is arranged, be provided with groove (416) at the top of flange II, diode pin rides in the groove and extends through opening I and opening II downwards and clamped by crotch I and crotch II.
10. a kind of quick connector according to claim 1, it is characterized in that: described post assembly comprises the holder (51) that is located in the box body, be located at the binding post (52) in the holder and be located at the lead tightening device in the box body outside, the left and right sides side of holder is equipped with the step (511) of horizontal protrusion, being provided with buckling body (15) in the box body cooperates with step the holder located lateral, being provided with catch (16) in box body keeps off at the holder rear the holder axial location, binding post is stretched in the front portion of conducting strip, holder is provided with and passes holder and binding post and output lead is pressed on screw (53) on the conducting strip that stretches in the binding post, the lead tightening device comprises locking knob (54) and is located at and tightens up packing ring (55) in the locking knob, be provided with the hollow stud (17) that is threaded with locking knob in the box body outside, tighten to make behind the locking knob and tighten up packing ring and tighten up output lead the output lead axial location.
CN2011200126815U 2011-01-17 2011-01-17 Quick junction box Expired - Fee Related CN201928201U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011200126815U CN201928201U (en) 2011-01-17 2011-01-17 Quick junction box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011200126815U CN201928201U (en) 2011-01-17 2011-01-17 Quick junction box

Publications (1)

Publication Number Publication Date
CN201928201U true CN201928201U (en) 2011-08-10

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ID=44432036

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011200126815U Expired - Fee Related CN201928201U (en) 2011-01-17 2011-01-17 Quick junction box

Country Status (1)

Country Link
CN (1) CN201928201U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105091953A (en) * 2015-08-27 2015-11-25 瑞安市宏创汽车配件有限公司 Air flow sensor
CN106160654A (en) * 2016-08-26 2016-11-23 苏州快可光伏电子股份有限公司 Wiring pedestal and apply its photovoltaic component terminal box
CN106160655A (en) * 2016-08-26 2016-11-23 苏州快可光伏电子股份有限公司 Photovoltaic component terminal box
CN110474265A (en) * 2019-08-26 2019-11-19 宁波艾森光电科技有限公司 A kind of battery case lamp line mounting structure

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105091953A (en) * 2015-08-27 2015-11-25 瑞安市宏创汽车配件有限公司 Air flow sensor
CN105091953B (en) * 2015-08-27 2018-08-21 瑞安市宏创汽车配件有限公司 A kind of air flow sensor
CN106160654A (en) * 2016-08-26 2016-11-23 苏州快可光伏电子股份有限公司 Wiring pedestal and apply its photovoltaic component terminal box
CN106160655A (en) * 2016-08-26 2016-11-23 苏州快可光伏电子股份有限公司 Photovoltaic component terminal box
CN110474265A (en) * 2019-08-26 2019-11-19 宁波艾森光电科技有限公司 A kind of battery case lamp line mounting structure

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110810

Termination date: 20120117