CN204465448U - A kind of big current photovoltaic junction box - Google Patents
A kind of big current photovoltaic junction box Download PDFInfo
- Publication number
- CN204465448U CN204465448U CN201520104902.XU CN201520104902U CN204465448U CN 204465448 U CN204465448 U CN 204465448U CN 201520104902 U CN201520104902 U CN 201520104902U CN 204465448 U CN204465448 U CN 204465448U
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- China
- Prior art keywords
- lid
- box
- screw
- groove
- base plate
- 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
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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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- Photovoltaic Devices (AREA)
Abstract
The utility model relates to a kind of big current photovoltaic junction box, comprise box body and be arranged on the photovoltaic module in box body, described box body comprises at the bottom of box, the first lid that lid is located at the bottom of box and lid are located at the second lid on the first lid, include base plate at the bottom of described box and be around in the base plate fence of base plate surrounding, the first described lid comprises the base being set to hollow and the lid fence being around in base surrounding, described lid fence sealing is around in the periphery of described base plate fence, the second described lid is set to tabular, lid is located at the hollow position place of the first described lid.The utility model is by the setting to the first lid, the second lid, and terminal box body is arranged more flexible, structure is more compact.
Description
Technical field
The utility model relates to a kind of photovoltaic junction box.
Background technology
Photovoltaic junction box is the connector for connecting between solar module and control circuit, its sealing property, water resistance and circuit performance etc. are the standards weighing its quality, in prior art, photovoltaic junction box generally comprises at the bottom of box and is arranged on the lid at the bottom of box, cable connecting screw hole is generally set directly at the downside at the bottom of box, but in prior art, particularly some big current photovoltaic junction boxes, when each terminal box connects, in order to reduce cable consumption, or switching performance is more superior, usually cable screw is arranged on the left and right sides of terminal box, also to consider the restriction and sealing property etc. of metal header and manufacture in terminal box in addition, the mode that matches with lid at the bottom of existing this box is so unreasonable.
Summary of the invention
In order to overcome the above-mentioned deficiency of prior art, the utility model provides a kind of box body structure more rational big current photovoltaic junction box.
The technical scheme in the invention for solving the technical problem is:
A kind of big current photovoltaic junction box, comprise box body and be arranged on the photovoltaic module in box body, described box body comprises at the bottom of box, the first lid that lid is located at the bottom of box and lid are located at the second lid on the first lid, include base plate at the bottom of described box and be around in the base plate fence of base plate surrounding, the first described lid comprises the base being set to hollow and the lid fence being around in base surrounding, described lid fence sealing is around in the periphery of described base plate fence, the second described lid is set to tabular, lid is located at the hollow position place of the first described lid, the both sides, front and back of the first described lid are respectively arranged with Button Block, the both sides, front and back of the second described lid are respectively arranged with the buckle that can snap in Button Block, both sides, front and back at the bottom of described box are respectively arranged with elastic chuck, the inner side of the first described lid is provided with the deck snapped in for elastic chuck, the left and right sides at the bottom of box is respectively arranged with seat under screw, the left and right sides of the first described lid is respectively arranged with the screw seat of honour, the described screw seat of honour is pressed together under screw and seat forms screw, be positioned at that the outside of the photovoltaic module of the left and right sides is extended respectively cable crimp sheet, be positioned at the inner side of seat under screw at the bottom of described box and be respectively arranged with perforate, described position of opening is corresponding cable crimp sheet position respectively.
As preferably, photovoltaic module comprises metal header and is connected to the diode between metal header, described diode is set to stamp-mounting-paper diode, described metal header is provided with the groove of matched diodes, described groove is provided with stuck point, the two ends of described diode to snap in respectively on stuck point and are arranged on described groove, and neighboring diode is crisscross arranged up and down.
As preferably, cable crimp sheet is crimped with photovoltaic connector respectively, the cable of described photovoltaic connector is worn described screw respectively and is screwed by nut, described photovoltaic connector is provided with threaded portion, the inner of described threaded portion is provided with latch, the outer end of described nut is provided with draw-in groove, and described latch can be clamped on described draw-in groove.
As preferably, screw place is arranged at intervals with water proof annular groove from inside to outside.
Lid is set to the first lid, the second lid, first lid lid is located at the bottom of box, and the sealing of lid fence is around in the periphery of base plate fence, and under screw at the bottom of box, the screw seat of honour of seat and the first lid forms screw, and the second lid lid is located on the first lid.By the setting of the first lid, the second lid, at the bottom of box, lid is more flexible on vibrational power flow.No longer need at the bottom of box to arrange full screw, in height can be thinner, whole box body can be more miniaturized.Form ground floor between at the bottom of first lid and box to seal, form the second layer between the first lid and the second lid and seal, also clamped by elastic chuck with the first lid at the bottom of box.
Metal header arranges the groove of coupling stamp-mounting-paper diode, and neighboring diode is crisscross arranged up and down, and the contact area increasing diode and metal header decreases contact resistance, also makes whole box body structure more compact.
The threaded portion of photovoltaic connector arranges latch, draw-in groove is set at nut side, then nut to be tightened on after on threaded portion again by latch, draw-in groove to cooperation, make to be threaded more reliable.Be arranged at intervals with water proof annular groove from inside to outside at screw place, also can converge in water proof annular groove even if be then formed with steam, add water resistance.
The beneficial effects of the utility model are: the utility model is by the setting to the first lid, the second lid, and terminal box body is arranged more flexible, structure is more compact.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1, a kind of big current photovoltaic junction box, comprise box body and be arranged on the photovoltaic module in box body, described box body to comprise at the bottom of box 10, the first lid 5 that lid is located at the bottom of box and the second lid 1 that lid is located on the first lid, include base plate at the bottom of described box and be around in the base plate fence 9 of base plate surrounding, the first described lid comprises the base being set to hollow and the lid fence 4 being around in base surrounding, described lid fence 4 sealing is around in the periphery of described base plate fence 9, the second described lid 1 is set to tabular, lid is located at the hollow position place of the first described lid, the both sides, front and back of the first described lid are respectively arranged with Button Block 3, the both sides, front and back of the second described lid are respectively arranged with the buckle 2 that can snap in Button Block, both sides, front and back at the bottom of described box are respectively arranged with elastic chuck 17, the inner side of the first described lid is provided with the deck snapped in for elastic chuck.The left and right sides at the bottom of box is respectively arranged with seat 12 under screw, the left and right sides of the first described lid is respectively arranged with the screw seat of honour 6, the described screw seat of honour is pressed together under screw and seat forms screw, be positioned at that the outside of the photovoltaic module of the left and right sides is extended respectively cable crimp sheet, be positioned at the inner side of seat under screw at the bottom of described box and be respectively arranged with perforate 16, described position of opening is corresponding cable crimp sheet position respectively.The diode that photovoltaic module comprises metal header 8 and is connected between metal header, diode is set to stamp-mounting-paper diode, described metal header is provided with the groove 7 of matched diodes, described groove is provided with stuck point, the two ends of described diode to snap in respectively on stuck point and are arranged on described groove, and neighboring diode is crisscross arranged up and down.
Cable crimp sheet is crimped with photovoltaic connector respectively, the cable of described photovoltaic connector is worn described screw respectively and is screwed by nut, described photovoltaic connector is provided with threaded portion 15, the inner of described threaded portion is provided with latch 14, the outer end of described nut is provided with draw-in groove 13, and described latch can be clamped on described draw-in groove.Screw place is arranged at intervals with water proof annular groove 11 from inside to outside.
Lid is set to the first lid 5, second lid 1, first lid lid is located at the bottom of box, and lid fence 4 sealing is around in the periphery of base plate fence 9, and under screw at the bottom of box, the screw seat of honour 6 of seat 12 and the first lid forms screw, and the second lid lid is located on the first lid.By the setting of the first lid, the second lid, at the bottom of box, lid is more flexible on vibrational power flow.No longer need at the bottom of box to arrange full screw, in height can be thinner, whole box body can be more miniaturized.Form ground floor between at the bottom of first lid and box to seal, form the second layer between the first lid and the second lid and seal, also clamped by elastic chuck 17 with the first lid at the bottom of box.
Metal header 8 arranges the groove 7 of coupling stamp-mounting-paper diode, and neighboring diode is crisscross arranged up and down, and the contact area increasing diode and metal header decreases contact resistance, also makes whole box body structure more compact.
The threaded portion 15 of photovoltaic connector arranges latch 14, draw-in groove 13 is set at nut side, then nut to be tightened on after on threaded portion again by latch, draw-in groove to cooperation, make to be threaded more reliable.Be arranged at intervals with water proof annular groove 11 from inside to outside at screw place, also can converge in water proof annular groove even if be then formed with steam, add water resistance.
The utility model is by the setting to the first lid, the second lid, and terminal box body is arranged more flexible, structure is more compact.
Claims (4)
1. a big current photovoltaic junction box, comprise box body and be arranged on the photovoltaic module in box body, it is characterized in that: described box body comprises at the bottom of box, the first lid that lid is located at the bottom of box and lid are located at the second lid on the first lid, include base plate at the bottom of described box and be around in the base plate fence of base plate surrounding, the first described lid comprises the base being set to hollow and the lid fence being around in base surrounding, described lid fence sealing is around in the periphery of described base plate fence, the second described lid is set to tabular, lid is located at the hollow position place of the first described lid, the both sides, front and back of the first described lid are respectively arranged with Button Block, the both sides, front and back of the second described lid are respectively arranged with the buckle that can snap in Button Block, both sides, front and back at the bottom of described box are respectively arranged with elastic chuck, the inner side of the first described lid is provided with the deck snapped in for elastic chuck, the left and right sides at the bottom of described box is respectively arranged with seat under screw, the left and right sides of the first described lid is respectively arranged with the screw seat of honour, the described screw seat of honour is pressed together under screw and seat forms screw, be positioned at that the outside of the photovoltaic module of the left and right sides is extended respectively cable crimp sheet, be positioned at the inner side of seat under screw at the bottom of described box and be respectively arranged with perforate, described position of opening is corresponding cable crimp sheet position respectively.
2. a kind of big current photovoltaic junction box according to claim 1, it is characterized in that: described photovoltaic module comprises metal header and is connected to the diode between metal header, described diode is set to stamp-mounting-paper diode, described metal header is provided with the groove of matched diodes, described groove is provided with stuck point, the two ends of described diode to snap in respectively on stuck point and are arranged on described groove, and neighboring diode is crisscross arranged up and down.
3. a kind of big current photovoltaic junction box according to claim 2, it is characterized in that: described cable crimp sheet is crimped with photovoltaic connector respectively, the cable of described photovoltaic connector is worn described screw respectively and is screwed by nut, described photovoltaic connector is provided with threaded portion, the inner of described threaded portion is provided with latch, the outer end of described nut is provided with draw-in groove, and described latch can be clamped on described draw-in groove.
4. a kind of big current photovoltaic junction box according to claim 3, is characterized in that: described screw place is arranged at intervals with water proof annular groove from inside to outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520104902.XU CN204465448U (en) | 2015-02-13 | 2015-02-13 | A kind of big current photovoltaic junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520104902.XU CN204465448U (en) | 2015-02-13 | 2015-02-13 | A kind of big current photovoltaic junction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204465448U true CN204465448U (en) | 2015-07-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520104902.XU Expired - Fee Related CN204465448U (en) | 2015-02-13 | 2015-02-13 | A kind of big current photovoltaic junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204465448U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106253841A (en) * | 2016-08-31 | 2016-12-21 | 江苏海天微电子股份有限公司 | One just dismantles photovoltaic junction box body |
| CN106452347A (en) * | 2016-08-31 | 2017-02-22 | 江苏海天微电子股份有限公司 | Novel clamping connection type photovoltaic conjunction box |
-
2015
- 2015-02-13 CN CN201520104902.XU patent/CN204465448U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106253841A (en) * | 2016-08-31 | 2016-12-21 | 江苏海天微电子股份有限公司 | One just dismantles photovoltaic junction box body |
| CN106452347A (en) * | 2016-08-31 | 2017-02-22 | 江苏海天微电子股份有限公司 | Novel clamping connection type photovoltaic conjunction box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20160213 |