CN203071110U - Diode embedding filling structure for solar junction box - Google Patents
Diode embedding filling structure for solar junction box Download PDFInfo
- Publication number
- CN203071110U CN203071110U CN2013201144114U CN201320114411U CN203071110U CN 203071110 U CN203071110 U CN 203071110U CN 2013201144114 U CN2013201144114 U CN 2013201144114U CN 201320114411 U CN201320114411 U CN 201320114411U CN 203071110 U CN203071110 U CN 203071110U
- Authority
- CN
- China
- Prior art keywords
- diode
- junction box
- box body
- base
- solar junction
- 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
Abstract
The utility model provides a diode embedding filling structure for a solar junction box. The structure comprises a box body and a base welded at the bottom of the box body; the base is fixedlyprovided with connecting terminals; the connecting terminals are connected through a diode; a filling cavity is formed in the box body; an overflow cavity and a clamping groove for fixing the diode are formed in the filling cavity; and the base is providedwith two glue pouring holes communicated with the filling cavity and an overflow groove corresponding to the overflow cavity. The back of the base is providedwith the glue pouring holes, and glue is poured into the junction box; and a silica gel or resin insulating material is poured into the junction box throughthe glue pouring holes to coat the diode, the filled silica gel or resin quickly conducts heat generated by the diode, and the problem that a rubber part for supporting the diode is heated and deformed is effectively avoided, and the working stability and safety of the junction box are ensured.
Description
Technical field
The utility model relates to solar junction box, and what be specifically related to is a kind of solar junction box diode embedding interstitital texture.
Background technology
The photovoltaic solar terminal box is used for connecting solar module, during use, by several photovoltaic solar terminal boxes several solar modules is cascaded as required.
Existing photovoltaic solar junction box structure comprises: box body, the lid that is arranged on the box body and cooperatively interacts with box body, being provided with in the box body bottom can be for the installing hole of the positive busbar of drawing from the solar module bottom and negative rail access, in box body, be disposed with some connectors, between connector, be provided with diode, be arranged on the box body of two connector correspondence positions on the two ends, the left and right sides and be respectively arranged with wiring hole.During use, cable passes above-mentioned wiring hole and two connector welding, and the other end of connector welds with positive busbar and negative rail respectively, and positive busbar and negative rail then are connected on the photovoltaic solar crystal silicon plate.
But the diode in the terminal box mainly is to connect between the conducting connecting part by welding or crimping mode at present, and pass through air heat conduction to the terminal box wall, and then conduct to external agency, because diode can not in time conduct hear rate, therefore cause the plastic parts temperature distortion of supporting easily when bypass is worked.
The utility model content
For this reason, the purpose of this utility model is to provide a kind of solar junction box diode embedding interstitital texture, with realization the diode embedding is filled in the terminal box, and by silica gel or the resin of filling the heat that diode produces is conducted fast, avoid occurring supporting the problem of the plastic parts temperature distortion of diode.
The purpose of this utility model is achieved through the following technical solutions.
A kind of solar junction box diode embedding interstitital texture, comprise box body (1) and be welded on the base (5) of box body (1) bottom, be installed with binding post (7) on the described base (5), connect by diode (8) between the described binding post (7), be provided with one in the wherein said box body (1) and fill chamber (101), be provided with a spill cavity (103) and in this filling chamber (101) and be used for the fixedly draw-in groove (102) of diode (8); Described base (5) is provided with two glue filling openings (501) that are communicated with filling chamber (101) and one and spill cavity (103) position corresponding flooding groove (502).
Preferably, described binding post (7) one ends are connected with connector (3) by lead (4), the other end and busbar welding.
Preferably, also be provided with on the described binding post (7) for welding the fixedly welding draw-in groove (701) of diode (8).
Preferably, described base (5) is provided with a two-sided offset plate (6).
The utility model compared with prior art, beneficial effect is: the solar junction box diode embedding interstitital texture that the utility model provides, by in base back surface glue filling opening being set, encapsulating with the line box that achieves a butt joint, the utility model is filled to silica gel or resin-insulated material in the terminal box by glue filling opening, diode is wrapped up, utilize silica gel or the resin of filling that the heat that diode produces is conducted fast, effectively avoid supporting the problem of diode plastic parts temperature distortion, guaranteed stability and the fail safe of terminal box work.
Description of drawings
Fig. 1 is the positive perspective view of the utility model solar junction box.
Fig. 2 is the back side perspective view of the utility model solar junction box.
Fig. 3 is the package assembly schematic diagram of the utility model solar junction box.
Fig. 4 is the structural representation of the utility model solar energy box body.
Fig. 5 is the utility model binding post and diode welded structure schematic diagram.
Identifier declaration among the figure: box body 1, filling chamber 101, draw-in groove 102, spill cavity 103, metallic channel 104, welding groove 105, cover plate 2, connector 3, lead 4, base 5, glue filling opening 501, overflow launder 502, double-glue bat 6, binding post 7, welding draw-in groove 701, diode 8, sealing ring 9.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
See also Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, Fig. 1 is the positive perspective view of the utility model solar junction box; Fig. 2 is the back side perspective view of the utility model solar junction box; Fig. 3 is the package assembly schematic diagram of the utility model solar junction box; Fig. 4 is the structural representation of the utility model solar energy box body; Fig. 5 is the utility model binding post and diode welded structure schematic diagram.The utility model provides a kind of solar junction box diode embedding interstitital texture, diode is connected between the conducting connecting part by welding or crimping mode in the present terminal box to solve, can not in time hear rate be conducted by air heat conduction, and cause the problem of the plastic parts temperature distortion of supporting.
The utility model solar junction box diode embedding interstitital texture is provided with glue filling opening by base, can be convenient to the encapsulating encapsulation of diode in the butted line box, silica gel or resin-insulated material are filled in the terminal box, diode is wrapped up, the silica gel that the utility model utilization is simultaneously filled or resin can conduct the heat that diode produces fast, effectively avoid supporting the problem of diode plastic parts temperature distortion, guaranteed stability and the fail safe of terminal box work.
Wherein this solar junction box diode embedding interstitital texture includes box body 1 and the base 5 that is welded on box body 1 bottom, described box body 1 and base 5 are welded together to form an integral body, box body 1 is provided with a welding groove 105, correspondence is provided with a sealing ring 9 in this welding grass 105, and described sealing ring 9 is fixing by cover plate 2.
Be installed with two binding posts 7 on the base 5, described binding post 7 one ends are connected with lead 4, and are connected with connector 3 by lead 4, and described lead 4 correspondences are fixed in the interior metallic channel 104 of box body 1; The other end of binding post is then corresponding with busbar to weld together, and welding is undertaken by above-mentioned welding groove 105.Be provided with welding draw-in groove 701 on wherein said two binding posts 7, and can diode 8 corresponding welding are fixing by this welding draw-in groove 701.
In box body 1, be provided with one and fill chamber 101, be provided with a spill cavity 103 and one in this fillings chamber 101 for the fixing draw-in groove 102 of diode 8; Described base 5 is provided with two glue filling openings 501 and one and the spill cavity 103 position corresponding flooding grooves 502 that are communicated with filling chamber 101.When diode 8 is installed in the draw-in groove 102, and after base 5 is connected together by supersonic welding with box body 1, can pass through one of them glue filling opening 501 at base 5 back sides to filling encapsulating in the chamber 101, filling gel or resin-insulated material, an other glue filling opening and overflow launder 502 then are used for exhaust, the air of filling in the chamber 101 is discharged, do not have bubble to guarantee to fill in the chamber 101.
Be provided with thermal paste in the wherein said draw-in groove 102, and the side of box body 1 is provided with radiating groove and radiating ribs that a plurality of heat conduction are used, so that accelerate heat loss through convection.Owing to filled after silica gel or the resin-insulated material, diode is then wrapped up by this silica gel or resin-insulated material, its corresponding heat that produces then can be directly transferred to the box side wall of terminal box by this silica gel or resin medium, and because the radiator structure that box body arranges, therefore can very fast heat be delivered in the extraneous air, thereby reach good heat conduction and heat radiation effect.
In addition, the back side of the utility model base also is provided with a double-glue bat 6, the terminal box correspondence can be bonded on the photovoltaic module by this double-glue bat 6, thereby the technology instability problem of effectively avoiding adhesive back silica gel or resin to bring has also been avoided security performance and integrity problem after long-range circumstances burn-in test and temperature rise test simultaneously.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (4)
1. solar junction box diode embedding interstitital texture, comprise box body (1) and be welded on the base (5) of box body (1) bottom, be installed with binding post (7) on the described base (5), connect by diode (8) between the described binding post (7), it is characterized in that being provided with in the described box body (1) one and fill chamber (101), be provided with a spill cavity (103) and in this filling chamber (101) and be used for the fixedly draw-in groove (102) of diode (8); Described base (5) is provided with two glue filling openings (501) that are communicated with filling chamber (101) and one and spill cavity (103) position corresponding flooding groove (502).
2. solar junction box diode embedding interstitital texture according to claim 1 is characterized in that described binding post (7) one ends are connected with connector (3) by lead (4), the other end and busbar welding.
3. solar junction box diode embedding interstitital texture according to claim 1 is characterized in that also being provided with on the described binding post (7) for welding the fixedly welding draw-in groove (701) of diode (8).
4. solar junction box diode embedding interstitital texture according to claim 1 is characterized in that described base (5) is provided with a two-sided offset plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201144114U CN203071110U (en) | 2013-03-13 | 2013-03-13 | Diode embedding filling structure for solar junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201144114U CN203071110U (en) | 2013-03-13 | 2013-03-13 | Diode embedding filling structure for solar junction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203071110U true CN203071110U (en) | 2013-07-17 |
Family
ID=48769868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201144114U Expired - Fee Related CN203071110U (en) | 2013-03-13 | 2013-03-13 | Diode embedding filling structure for solar junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203071110U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103888053A (en) * | 2014-03-04 | 2014-06-25 | 苏州边枫电子科技有限公司 | Heat-dissipation connecting box of solar panel |
| CN104270087A (en) * | 2014-09-26 | 2015-01-07 | 江西晶科光伏材料有限公司 | Low-power photovoltaic junction box |
| CN105207609A (en) * | 2015-03-13 | 2015-12-30 | 常州天合光能有限公司 | Ventilation and heat dissipation intelligent junction box |
| CN109450140A (en) * | 2018-11-20 | 2019-03-08 | 卧龙电气集团股份有限公司 | It is a kind of to use vacuum resin encapsulating line stator vibrating motor and its assembling manufacturing method |
-
2013
- 2013-03-13 CN CN2013201144114U patent/CN203071110U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103888053A (en) * | 2014-03-04 | 2014-06-25 | 苏州边枫电子科技有限公司 | Heat-dissipation connecting box of solar panel |
| CN104270087A (en) * | 2014-09-26 | 2015-01-07 | 江西晶科光伏材料有限公司 | Low-power photovoltaic junction box |
| CN105207609A (en) * | 2015-03-13 | 2015-12-30 | 常州天合光能有限公司 | Ventilation and heat dissipation intelligent junction box |
| CN105207609B (en) * | 2015-03-13 | 2018-05-15 | 天合光能股份有限公司 | A kind of intelligent wiring box of ventilation and heat |
| CN109450140A (en) * | 2018-11-20 | 2019-03-08 | 卧龙电气集团股份有限公司 | It is a kind of to use vacuum resin encapsulating line stator vibrating motor and its assembling manufacturing method |
| CN109450140B (en) * | 2018-11-20 | 2024-03-01 | 卧龙电气驱动集团股份有限公司 | Stator vibration motor adopting vacuum resin encapsulated wires and assembly manufacturing method thereof |
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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 |
Granted publication date: 20130717 Termination date: 20180313 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |