CN205142129U - Low resistance solar junction box - Google Patents
Low resistance solar junction box Download PDFInfo
- Publication number
- CN205142129U CN205142129U CN201520948581.1U CN201520948581U CN205142129U CN 205142129 U CN205142129 U CN 205142129U CN 201520948581 U CN201520948581 U CN 201520948581U CN 205142129 U CN205142129 U CN 205142129U
- Authority
- CN
- China
- Prior art keywords
- base
- cable
- plug
- tension disc
- junction box
- 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
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The utility model provides a low resistance solar junction box, includes upper cover, base, line ball board, diode, interior claw, end cap, rear cover and cable, and upper cover and base are connected with the form of buckle, and the standing groove in the base is located to the line ball board through the screw fixation in, through diode series connection in proper order between the line ball board, just first line ball board all is connected with the cable with terminal line ball board, and the cable forms with the double -end riveted connects the line ball board, the cable extends to the outside of base along the line hole on the base, and the cable passes the centre bore of interior claw, end cap and rear cover in proper order, and the rear cover is with threaded connection's form base, the cable still is connected with output end connector and input end joint, and input end joint and output end connector insert structure or mother for public affairs and insert the structure, public affairs insert the structure mainly by rear cover A, interior claw A, end cap A, metallic interconnect piece, rand, public affairs are inserted and O type circle constitutes, are equipped with metallic interconnect spare in public affairs are inserted.
Description
Technical field
The utility model relates to electrical equipment, specifically a kind of low-resistance solar junction box.
Background technology
General solar photovoltaic power plant is primarily of compositions such as photovoltaic battery array, header box, low-voltage direct cabinet, inverter cabinet, AC low-tension cabinet, step-up transformers, and the high-voltage alternating finally produced is directly incorporated into electrical network.For BIPV (BIPV) power generation project, photovoltaic confluence device is for a kind of jockey between film assembly and header box.Be that array and header box case do not have collector-shoe gear in the past, and be all that each single battery sheet is connected with header box, complete series connection in header box inside.Its shortcoming: cause that the casing that confluxes is large, cable waste is many, resistance large, inconvenience is installed and cost high, therefore occurred on the market conveniently terminal box is installed at present.
Solar junction box is a kind of jockey between solar cell and storage battery or controller.Solar junction box of the prior art, is provided with multiple junction block in its box body, and these junction blocks are connected mutually by several diode.Usually, the pin of these diodes is contacted with junction block by copper sheet, and lived by the elastic clamping of a stainless steel shell fragment, in existing terminal box, cable is all be connected with tension disc by the form of manual soldering, therefore in the process of practical operation, easily there is the situation of rosin joint, make equipment use instability very.
Utility model content
The purpose of this utility model is to provide a kind of low-resistance solar junction box, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of low-resistance solar junction box, comprise upper cover, base, tension disc, diode, interior pawl, plug, back cover and cable, described upper cover is connected with the form of buckle with base, described tension disc is screwed in the standing groove be located in base, be sequentially connected in series by diode between described tension disc, and the tension disc of first tension disc and end is all connected with cable, the formation that described cable is riveted with double end connects tension disc, relatively traditional manual soldering, its bonding strength is higher, and joint efficiency is more accelerated simultaneously; Described cable extends to the outside of base along the string holes on base, and cable is successively through the centre bore of interior pawl, plug and back cover, and described back cover is with the form base be threaded; Described cable is also connected with output end connector and input joint, described input joint and output end connector are male plug structure or female plug structure, described male plug structure is formed primarily of back cover A, interior pawl A, plug A, metal connecting sheet, collar, male plug and O type circle, is provided with metal connecting sheet in male plug; Described female plug structure forms primarily of back cover A, interior pawl A, plug A, metal connecting sheet, collar, female plug, and is provided with metal connecting sheet in female plug.
As further program of the utility model: described upper cover and base all adopt engineering plastics to make, and entirety has higher intensity.
As the utility model further scheme: the conductive electric wire sectional area size of described cable is 2.5mm
2-4mm
2.
As the utility model further scheme: the quantity of described tension disc is 4-8.Compared with prior art, the beneficial effects of the utility model are: the utility model is simple and reasonable, use operation very convenient, effectively and fast can realize effective docking of equipment, equipment is also more convenient in the process of actual installation simultaneously, relative to traditional equipment, the form that in the utility model, cable and tension disc adopt double end to rivet is connected, its parts connect more firm, and also prevent the situation of welding rosin joint, integral installation efficiency is high simultaneously.
Accompanying drawing explanation
Fig. 1 is the explosive view of a kind of low-resistance solar junction box of the utility model.
Fig. 2 is the structural representation of female plug in a kind of low-resistance solar junction box of the utility model.
Fig. 3 is the structural representation of male plug in a kind of low-resistance solar junction box of the utility model.
Fig. 4 is the assembling schematic diagram of a kind of low-resistance solar junction box of the utility model.
In figure: pawl A, 13-plug A, 14-metal connecting sheet, 15-collar, 16-female plug, 17-O type circle, 18-male plug, 22-input joint, 23-output end connector in pawl, 6-plug, 7-back cover, 8-cable, 11-back cover A, 12-in 1-upper cover, 2-base, 3-tension disc, 4-diode, 5-.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 ~ 4, in the utility model embodiment, a kind of low-resistance solar junction box, comprise upper cover 1, base 2, tension disc 3, diode 4, interior pawl 5, plug 6, back cover 7 and cable 8, described upper cover 1 is connected with the form of buckle with base 2, described tension disc 3 is screwed in the standing groove be located in base 2, be sequentially connected in series by diode 4 between described tension disc 3, and the tension disc 3 of first tension disc 3 and end is all connected with cable 8, the formation that described cable 8 is riveted with double end connects tension disc 3, relatively traditional manual soldering, its bonding strength is higher, joint efficiency is more accelerated simultaneously, described cable 8 extends to the outside of base 2 along the string holes on base 2, and cable 8 is successively through the centre bore of interior pawl 5, plug 6 and back cover 7, and described back cover 7 is with the form base 2 be threaded, described cable 8 is also connected with output end connector 23 and input joint 22, described input joint 22 is male plug structure or female plug structure with output end connector 23, and described male plug structure is formed primarily of back cover A11, interior pawl A12, plug A13, metal connecting sheet 14, collar 15, male plug 18 and O type circle 17, be provided with metal connecting sheet 14 in male plug 18, described female plug structure is formed primarily of back cover A11, interior pawl A12, plug A13, metal connecting sheet 14, collar 15, female plug 16, is provided with metal connecting sheet 14 in female plug 16.
Described upper cover 1 and base 2 all adopt engineering plastics to make, and entirety has higher intensity.
The conductive electric wire sectional area size of described cable is 2.5mm
2-4mm
2.
The quantity of described tension disc 3 is 4-8.
Operation principle of the present utility model is: tension disc 3 is screwed in the standing groove be located in base 2, be sequentially connected in series by diode 4 between described tension disc 3, and the tension disc 3 of first tension disc 3 and end is all connected with cable 8, the formation that described cable 8 is riveted with double end connects tension disc 3, relatively traditional manual soldering, its bonding strength is higher, and joint efficiency is more accelerated simultaneously.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification is described according to execution mode, but not each execution mode only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, and the technical scheme in each embodiment also through appropriately combined, can form other execution modes that it will be appreciated by those skilled in the art that.
Claims (4)
1. a low-resistance solar junction box, comprise upper cover, base, tension disc, diode, interior pawl, plug, back cover and cable, described upper cover is connected with the form of buckle with base, described tension disc is screwed in the standing groove be located in base, it is characterized in that, be sequentially connected in series by diode between described tension disc, and the tension disc of first tension disc and end is all connected with cable, the formation that described cable is riveted with double end connects tension disc; Described cable extends to the outside of base along the string holes on base, and cable is successively through the centre bore of interior pawl, plug and back cover, and described back cover is with the form base be threaded; Described cable is also connected with output end connector and input joint, described input joint and output end connector are male plug structure or female plug structure, described male plug structure is formed primarily of back cover A, interior pawl A, plug A, metal connecting sheet, collar, male plug and O type circle, is provided with metal connecting piece in male plug; Described female plug structure forms primarily of back cover A, interior pawl A, plug A, metal connecting sheet, collar, female plug, and is provided with metal connecting piece in female plug.
2. low-resistance solar junction box according to claim 1, is characterized in that, described upper cover and base all adopt engineering plastics to make.
3. low-resistance solar junction box according to claim 1, is characterized in that, the conductive electric wire sectional area size of described cable is 2.5mm
2-4mm
2.
4. low-resistance solar junction box according to claim 1, is characterized in that, the quantity of described tension disc is 4-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520948581.1U CN205142129U (en) | 2015-11-25 | 2015-11-25 | Low resistance solar junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520948581.1U CN205142129U (en) | 2015-11-25 | 2015-11-25 | Low resistance solar junction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205142129U true CN205142129U (en) | 2016-04-06 |
Family
ID=55627880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520948581.1U Expired - Fee Related CN205142129U (en) | 2015-11-25 | 2015-11-25 | Low resistance solar junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205142129U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109274277A (en) * | 2018-10-17 | 2019-01-25 | 深圳古瑞瓦特新能源股份有限公司 | A kind of connecting terminal and photovoltaic DC-to-AC converter, power equipment |
-
2015
- 2015-11-25 CN CN201520948581.1U patent/CN205142129U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109274277A (en) * | 2018-10-17 | 2019-01-25 | 深圳古瑞瓦特新能源股份有限公司 | A kind of connecting terminal and photovoltaic DC-to-AC converter, power equipment |
| CN109274277B (en) * | 2018-10-17 | 2023-09-05 | 深圳古瑞瓦特新能源有限公司 | Binding post and photovoltaic inverter, power equipment |
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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: 20160406 Termination date: 20171125 |