CN204180010U - Split type photovoltaic junction box - Google Patents
Split type photovoltaic junction box Download PDFInfo
- Publication number
- CN204180010U CN204180010U CN201420683339.1U CN201420683339U CN204180010U CN 204180010 U CN204180010 U CN 204180010U CN 201420683339 U CN201420683339 U CN 201420683339U CN 204180010 U CN204180010 U CN 204180010U
- Authority
- CN
- China
- Prior art keywords
- box component
- connecting line
- box
- component
- diode
- 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
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The utility model provides a kind of split type photovoltaic junction box, comprises separate left box component, middle box component and right box component; Electric conductor and diode is equipped with in the box body of left box component, middle box component and right box component, welding diode is on electric conductor, in left box component and right box component, electric conductor forms by two sheet metals, diode is one, electric conductor in middle box component is made up of three sheet metals, and diode is two; Draw a connecting line in left box component, there is negative pole connector connecting line one end; Draw a connecting line in right box component, there is positive connector connecting line one end.This terminal box adopts split-type structural, left box component, middle box component and right box component with the use of, substantially reduce the connecting line length between cell panel and cell panel, save material, reduce the internal resistance in transmission loop, thus reduce the loss in current delivery process.
Description
Technical field
The utility model belongs to photovoltaic application, specifically a kind of split type photovoltaic junction box.
Background technology
Inexhaustible solar energy because its safety, clean, environmental protection and be more and more subject to the favor of people.Solar photovoltaic industry becomes the rising industry that the whole world is competitively chased, and in China, increasing enterprise joins this " day by day enterprise ", and China has become global the third-largest photovoltaic manufacture base, is only second to Japan, Germany.Meanwhile, also promote the development of solar energy related components industry, as photovoltaic terminal box, photovoltaic connector, controller, inverter, storage battery etc.
Photovoltaic terminal box is as a vitals of solar module, it is the connector between the solar cell array and rechargeable solar battery control device of solar module formation, the cross-cutting comprehensive design that collection electrical design, Machine Design and a material science combine, for user provides the scheme that is connected of solar panel.As a kind of connector of solar module, the main effect of photovoltaic terminal box is exactly be stored up to storage battery through cable transmission by the electric energy that solar module produces.Due to particularity and the costliness of itself value of solar cell use occasion, photovoltaic terminal box must have following principal character: shell has strong anti-aging, ultraviolet-resistant capacity; Accord with the instructions for use under outdoor severe environmental conditions; Outstanding radiating mode and rational cavity volume effectively reduce internal temperature, to meet electrical safety requirements; Good waterproof and dustproof is protected as user provides safe connection scheme.Along with the power of solar photovoltaic power plant is increasing, the power of photovoltaic junction box is also increasing, so photovoltaic junction box also should the trend development of, current carrying capacity large, thermal diffusivity good, sealing structure good, security reliability high, user installation use the feature such as flexible little towards volume.
Terminal box nearly all is at present all one-piece type structure, all be mounted in the position, middle and upper part of solar panel, and in the cell panel of photovoltaic plant is installed, on every block cell panel, the connecting line of terminal box all will be connected with the cell panel of the left and right sides, because the width of cell panel is comparatively large, so the length of the connecting line of each terminal box is at least more than one meter, so not only waste connecting line, and connecting line also has internal resistance, can the large volume and electricity of loss.
Utility model content
The technical problems to be solved in the utility model is the defect overcoming prior art, a kind of split type photovoltaic junction box is provided, this split type photovoltaic junction box is divided into three independently parts, be arranged on both sides and the centre position of cell panel respectively, eliminate the connecting line of roughly one piece of cell panel width, shorten the length of connecting line, not only cost-saving, also reduce internal resistance, greatly reduce the kwh loss on connecting line.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is to provide a kind of split type photovoltaic junction box, comprises separate left box component, middle box component and right box component; Electric conductor and diode is provided with in described left box component, middle box component and right box component box body, welding diode is on electric conductor, in left box component, electric conductor is made up of two sheet metals, diode is one, electric conductor in middle box component is made up of three sheet metals, diode is two, and in right box component, electric conductor is made up of two sheet metals, and diode is one; Draw a connecting line in described left box component, there is negative pole connector connecting line one end, and draw a connecting line in described right box component, there is positive connector connecting line one end.
For the purpose of simple declaration problem, below to split type photovoltaic junction box described in the utility model all referred to as this terminal box.
This terminal box adopts split-type structural, left box component, middle box component and right box component with the use of, left box component is arranged on the left side of solar panel, middle box component is arranged on the centre position of solar panel, right box component is arranged on the right side of solar panel, connect with connecting line between adjacent cell plate, the connections such as the inner available nickel aluminium strip of same cell panel, substantially reduce the connecting line length between cell panel and cell panel, save material, reduce the internal resistance in transmission loop, thus reduce the loss in current delivery process.This terminal box has four diodes, and the electric current that can realize at least 96 polycrystalline assembly solar energy generations transmits in transmission loop.
The junction of described negative pole connector and positive connector and connecting line all has sealing plug to seal, and strengthens waterproof and dustproof and the decay resistance in transmission loop.
The inside of described left box component, middle box component and right box component all adopts casting glue to seal, and strengthens dust-proof, waterproof and the decay resistance of terminal box, thus extends the useful life of terminal box.
The left side of described left box component and the right side of right box component are all provided with briquetting.While being fixedly connected with line, strengthen dust-proof, waterproof and the decay resistance of terminal box.
The exit of described connecting line passes briquetting and first rivets with metalwork and welds afterwards, also reduces loop electronics while strengthening exit intensity, thus realizes reducing the loss of electric current in transmitting procedure.
Accompanying drawing explanation
Fig. 1 is the structural representation of the split type photovoltaic junction box of the utility model;
Fig. 2 is the structural representation of the left box component of the utility model;
Fig. 3 is the structural representation of box component in the utility model;
Fig. 4 is the structural representation of the right box component of the utility model.
Embodiment
In order to more clearly understand the utility model, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Split type photovoltaic junction box, as shown in Figure 1, be made up of left box component 100, middle box component 200 and right box component 300, left box component 100, middle box component 200 and right box component 300 are separate, with the use of.
As shown in Figure 2, left box component 100 comprises left box body 6 and left lid 9, left lid 9 can engagingly cover on left box body 6, electric conductor and a diode 8 is had in left box body 6, described electric conductor is two metalworks 7, diode 8 is between two metalworks 7, the two ends of diode 8 are welded with two metalworks 7 respectively, the perforate for wearing wire is had bottom left box body 6, there is briquetting 4 in the left side of left box body 6, briquetting 4 is one-body molded with left box body 6, the exit of connecting line 3 passes briquetting 4 and takes first to rivet the mode of welding again with the metalwork 7 in left side and is connected, connecting line 3 other end is connected with negative pole connector 1, and seal at connecting line 3 and negative pole connector 1 junction sealing plug 2, inside casting glue 5 embedding of left box body 6.
As shown in Figure 3, middle box component 200 comprises middle box body 11 and middle lid 10, middle lid 10 can engagingly cover on middle box body 11, electric conductor and two diodes 8 are had in middle box body 11, described electric conductor is that three metalworks, 7, two diodes 8 lay respectively between three metalworks 7, and the two ends of diode 8 are welded with metalwork 7 respectively, middle box body 11 both sides have the perforate for wearing wire, inside casting glue 5 embedding of middle box body 11.
As shown in Figure 4, right box component 300 comprises right box body 12 and right lid 13, right lid 13 can engagingly cover on right box body 12, electric conductor and a diode 8 is had in right box body 12, described electric conductor is two metalworks 7, diode 8 is between two metalworks 7, the two ends of diode 8 are welded with two metalworks 7 respectively, there is briquetting 4 on the right side of right box body 12, briquetting 4 utilizes supersonic welding to be connected on right box body 12, the exit of connecting line 3 passes briquetting 4 and takes first to rivet the mode of welding again with the metalwork 7 on right side and is connected, connecting line 3 other end is connected with positive connector 14, and seal at connecting line 3 and positive connector 14 junction sealing plug 2, inside casting glue 5 embedding of right box body 12.
Split type photovoltaic junction box of the present utility model not only can shorten the length of connecting line, cost-saving, reduces the resistance in transmission loop, and has dust-proof, waterproof anti-corrosion performance preferably.
The above; it is only embodiment of the present utility model; be not limitation of the utility model; those skilled in the art is not when departing from the utility model Technology design principle, and the change utilizing above-mentioned technology contents to do or modification all should be considered as belonging to protection range of the present utility model.
Claims (5)
1. split type photovoltaic junction box, is characterized in that: comprise separate left box component, middle box component and right box component; Electric conductor and diode is provided with in the box body of described left box component, middle box component and right box component, welding diode is on electric conductor, in left box component, electric conductor is made up of two sheet metals, diode is one, electric conductor in middle box component is made up of three sheet metals, diode is two, and in right box component, electric conductor is made up of two sheet metals, and diode is one; Draw a connecting line in described left box component, there is negative pole connector connecting line one end; Draw a connecting line in described right box component, there is positive connector connecting line one end.
2. split type photovoltaic junction box according to claim 1, is characterized in that: the junction of described negative pole connector and positive connector and connecting line all has sealing plug to seal.
3. split type photovoltaic junction box according to claim 1, is characterized in that: the inside of described left box component, middle box component and right box component all adopts casting glue to seal.
4. split type photovoltaic junction box according to claim 1, is characterized in that: the left side of described left box component and the right side of right box component are all provided with briquetting.
5. split type photovoltaic junction box according to claim 4, is characterized in that: the exit of described connecting line passes briquetting and first rivets with metalwork and welds afterwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420683339.1U CN204180010U (en) | 2014-11-15 | 2014-11-15 | Split type photovoltaic junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420683339.1U CN204180010U (en) | 2014-11-15 | 2014-11-15 | Split type photovoltaic junction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204180010U true CN204180010U (en) | 2015-02-25 |
Family
ID=52568784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420683339.1U Expired - Fee Related CN204180010U (en) | 2014-11-15 | 2014-11-15 | Split type photovoltaic junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204180010U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105280738A (en) * | 2015-07-02 | 2016-01-27 | 常州天合光能有限公司 | Split-type conjunction box used for solar assembly and solar cell assembly thereof |
| CN105280739A (en) * | 2015-07-02 | 2016-01-27 | 常州天合光能有限公司 | Heat-dissipation split-type conjunction box used for solar assembly and solar cell assembly thereof |
| CN105932958A (en) * | 2016-06-25 | 2016-09-07 | 苏州同泰新能源科技有限公司 | Split type photovoltaic junction box with bypass modules |
| CN107086854A (en) * | 2017-06-07 | 2017-08-22 | 江西晶科光伏材料有限公司 | Split photovoltaic junction box |
| CN107612497A (en) * | 2017-10-30 | 2018-01-19 | 扬中市龙飞达汽车配件有限公司 | A kind of small-sized split type photovoltaic junction box |
| CN108599716A (en) * | 2018-06-26 | 2018-09-28 | 浙江晶科能源有限公司 | A kind of photovoltaic junction box |
| CN115037243A (en) * | 2022-08-09 | 2022-09-09 | 南通市乐能电力有限公司 | Photovoltaic module junction box and photovoltaic module |
-
2014
- 2014-11-15 CN CN201420683339.1U patent/CN204180010U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105280738A (en) * | 2015-07-02 | 2016-01-27 | 常州天合光能有限公司 | Split-type conjunction box used for solar assembly and solar cell assembly thereof |
| CN105280739A (en) * | 2015-07-02 | 2016-01-27 | 常州天合光能有限公司 | Heat-dissipation split-type conjunction box used for solar assembly and solar cell assembly thereof |
| CN105280738B (en) * | 2015-07-02 | 2017-02-22 | 常州天合光能有限公司 | Split-type conjunction box used for solar assembly and solar cell assembly thereof |
| CN105932958A (en) * | 2016-06-25 | 2016-09-07 | 苏州同泰新能源科技有限公司 | Split type photovoltaic junction box with bypass modules |
| CN107086854A (en) * | 2017-06-07 | 2017-08-22 | 江西晶科光伏材料有限公司 | Split photovoltaic junction box |
| CN107612497A (en) * | 2017-10-30 | 2018-01-19 | 扬中市龙飞达汽车配件有限公司 | A kind of small-sized split type photovoltaic junction box |
| CN107612497B (en) * | 2017-10-30 | 2023-11-07 | 江苏海天微电子股份有限公司 | Small split type photovoltaic junction box |
| CN108599716A (en) * | 2018-06-26 | 2018-09-28 | 浙江晶科能源有限公司 | A kind of photovoltaic junction box |
| CN115037243A (en) * | 2022-08-09 | 2022-09-09 | 南通市乐能电力有限公司 | Photovoltaic module junction box and photovoltaic module |
| CN115037243B (en) * | 2022-08-09 | 2022-12-02 | 南通市乐能电力有限公司 | Photovoltaic module junction box and photovoltaic module |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204180010U (en) | Split type photovoltaic junction box | |
| CN104362972A (en) | Split type photovoltaic terminal box with cable protection structure | |
| CN204180011U (en) | The split type photovoltaic junction box of tape cable operator guards | |
| CN206180057U (en) | Lithium ion battery module with inner heating function | |
| CN202068340U (en) | Inverter | |
| CN201466598U (en) | Photovoltaic component terminal box | |
| CN208271984U (en) | A kind of safe type electric bicycle use lithium battery installs case with waterproof effect | |
| CN206564573U (en) | A kind of photovoltaic component terminal box | |
| CN206865413U (en) | A kind of photovoltaic terminal box | |
| CN103856165A (en) | Crystalline silicon solar cell module provided with integrated bus bar | |
| CN211605262U (en) | Integrative collection structure of power battery temperature voltage | |
| CN204243103U (en) | A kind of battery structure and include the electric motor car of battery structure | |
| CN202487625U (en) | Wiring box with fin welding plate | |
| CN202423514U (en) | New energy automobile power battery pack | |
| CN2923410Y (en) | Solar-cell shed of electric bicycle | |
| CN205490409U (en) | Novel storage battery charging machine | |
| CN106410065A (en) | Weak mixing lithium battery pack system for starting and stopping of engine | |
| CN205900659U (en) | Soft -packing lithium battery module structure | |
| CN204597881U (en) | A kind of heat energy diffused terminal box | |
| CN204068859U (en) | A kind of high pressure resistant photovoltaic junction box | |
| CN204857794U (en) | A weak system of lithium cell group of mixing for engine opens and stops | |
| CN203691342U (en) | Crystalline silicon solar cell module provided with integrated busbars | |
| CN201781431U (en) | Modified photovoltaic module junction box | |
| CN204349908U (en) | Based on the intelligent junction box of DC carrier wave communication | |
| CN203645358U (en) | A water-cooled type vehicle-mounted charger |
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: 20150225 Termination date: 20181115 |