CN103929127A - Photovoltaic junction box - Google Patents
Photovoltaic junction box Download PDFInfo
- Publication number
- CN103929127A CN103929127A CN201410110870.4A CN201410110870A CN103929127A CN 103929127 A CN103929127 A CN 103929127A CN 201410110870 A CN201410110870 A CN 201410110870A CN 103929127 A CN103929127 A CN 103929127A
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- CN
- China
- Prior art keywords
- rack body
- medium
- link
- height trestle
- head
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- 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.)
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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 invention relates to a photovoltaic junction box which is convenient to install. The photovoltaic junction box comprises a box body, wherein a metal piece set is arranged in the box body. The metal piece set comprises a left support, two middle supports, a right support and three diodes, first flow tin grooves are formed in a left support body, middle support bodies and a right support body respectively, a second flow tin groove is formed below the first flow tin grooves of the middle support bodies, the first flow tin grooves in the left support body, the middle support bodies and the right support body are located on the same horizontal plane, and tubular needles of the diodes are horizontally fixed in the flow tin grooves of the corresponding supports through tin soldering, so that the welding efficiency is improved by more than two times; meanwhile, labor is saved, welding reliability is greatly improved, the installation is convenient, fixation is firm and the photovoltaic junction box is safe and reliable.
Description
Technical field
The present invention relates to a kind of terminal box, particularly a kind of terminal box of solar module.
Background technology
Solar energy refers generally to the emittance of sunlight.Because it is pollution-free, the feature of environmental protection and more and more being paid attention to by the mankind, be normally used for water heater industry.Recently, along with social development, occurred that solar photovoltaic generation system utilizes the photovoltaic effect of solar cell semi-conducting material, solar radiation can be directly converted to a kind of new power generating system of electric energy.The terminal box of solar module is jockey crucial in this system.
The photovoltaic junction box generally using at present comprises and in box body, box body, is provided with metalwork module, metalwork module comprises metalwork and diode, between diode and metalwork, diode can only adopt solder stick spot welding to fix or mechanical fixing, need manual operation, assembling process complexity, connects insecure, and whole composition welding process need to complete in terminal box, efficiency is not high, and rosin joint probability is also larger, and fail safe cannot be guaranteed.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of easy for installation for above drawback, the photovoltaic junction box of fixation.
For solving the problems of the technologies described above, technical scheme of the present invention is:
A kind of photovoltaic junction box, comprise box body, in described box body, be provided with metalwork group, wherein, described metalwork group comprises left side support, two medium-height trestles, the right support and three diodes, described left side support comprises left side support head, left side rack body and left side support afterbody, described left side rack body is just L shaped structure, between itself and left side support head, be connected by the first link of U-shaped, be connected by the second link with left side support afterbody, the width of described left side support head is greater than the width of left side rack body, described the second link is positioned at the right side of support afterbody, difference in height between described left side frame head and left side rack body is 2.8-3.1mm, described left side support afterbody is provided with the bound edge of circular arc, described left side support head, left side rack body, left side support afterbody, the first link and the second link are integral type structure, described the right support comprises the right support head, the right rack body and the right support afterbody, described the right rack body is anti-L shaped structure, between itself and the right support head, be connected by the 3rd link of U-shaped, be connected by the 4th link with the right support afterbody, the width of described the right support head is greater than the width of the right rack body, described the 4th link is positioned at the left side of support afterbody, difference in height between described the right frame head and the right rack body is 2.8-3.1mm, described left side support afterbody is provided with the bound edge of circular arc, described the right support head, the right rack body, the right support afterbody, the 3rd link and the 4th link are integral type structure, described medium-height trestle comprises medium-height trestle head and medium-height trestle main body, and the 5th link by U-shaped between described medium-height trestle main body and medium-height trestle head is connected, and described medium-height trestle frame head, medium-height trestle main body and the 5th link are integral type structure, on described left side rack body, medium-height trestle main body and the right rack body, be respectively provided with a first-class molten tin bath, the first-class molten tin bath below of described medium-height trestle main body is provided with a second molten tin bath, and the first-class molten tin bath on described left side rack body, medium-height trestle main body and the right rack body is positioned in same level, in the stream molten tin bath that is fixed on respective holder of described diode bobbin by soldering level.
Above-mentioned a kind of photovoltaic junction box, wherein, the first-class molten tin bath top of described left side rack body, medium-height trestle main body and the right rack body is respectively provided with a location hole.
Above-mentioned a kind of photovoltaic junction box, wherein, the both sides of described left side rack body, medium-height trestle main body and the right rack body are equipped with baffle plate.
Beneficial effect of the present invention is:
Photovoltaic junction box metalwork group can be in advance in mould soldering become an entirety, be fit among box body, whole process simple and fast, fixes from solder stick spot welding between original diode and metalwork or machinery is fixed different again, coordinate the Reflow Soldering equipment of SMT welding, make welding fabrication of metalwork group, thereby more than making welding efficiency raising twice, save artificial simultaneously, soldering reliability increases greatly, easy for installation, fixation, safe and reliable.
Tin water after stream molten tin bath dissolves tin cream can wrap the metal pin that is placed on diode wherein completely, make to be connected between diode and metalwork more firm, contact-making surface increases, conductivity is better, simultaneously, on metalwork, be also provided with location hole, metalwork is more firmly arranged on mould.
Brief description of the drawings
Fig. 1 is structure chart of the present invention
Fig. 2 is the end view of left/right of the present invention limit support 3/6
Fig. 3 is the end view of medium-height trestle 4 of the present invention
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
A kind of photovoltaic junction box as shown in the figure, comprise box body 1, in described box body 1, be provided with metalwork group, wherein, described metalwork group comprises left side support 3, the first medium-height trestle 4, the second medium-height trestle 5, the right support 6 and the first diode 7, the second diode 8, the 3rd diode 9, described left side support 3 comprises left side support head 31, left side rack body 32 and left side support afterbody 33, described left side rack body 32 is just L shaped structure, between itself and left side support head 31, be connected by the first link 34 of U-shaped, be connected by the second link 35 with left side support afterbody 33, the width L1 of described left side support head 31 is greater than the width L2 of left side rack body 32, described the second link 35 is positioned at the right side of support afterbody 33, difference in height h1 between described left side frame head 31 and left side rack body 32 is 2.9mm, described left side support head 31, left side rack body 32, left side support afterbody 33, the first link 34 and the second link 35 are integral type structure, described the right support 6 comprises the right support head 61, the right rack body 62 and the right support afterbody 63, described the right rack body 62 is anti-L shaped structure, between itself and the right support head 61, be connected by the 3rd link 64 of U-shaped, be connected by the 4th link 65 with the right support afterbody 63, the width L3 of described the right support head 61 is greater than the width L4 of the right rack body 62, described the 3rd link 65 is positioned at the left side of support afterbody 63, difference in height h2 between described the right frame head 61 and the right rack body 62 is 2.9mm, described the right support head 61, the right rack body 62, the right support afterbody 63, the 3rd link 64 and the 4th link 65 are integral type structure, described the first medium-height trestle 4 and the second medium-height trestle 5 comprise medium-height trestle head 41, medium-height trestle main body 42, the 5th link 43 by U-shaped between described medium-height trestle main body 42 and medium-height trestle head 41 is connected, and described medium-height trestle frame head 41, medium-height trestle main body 42 and the 5th link 43 are integral type structure, on described left side rack body 32, medium-height trestle main body 42 and the right rack body 62, be respectively provided with a first-class molten tin bath 10, first-class molten tin bath 10 belows of described medium-height trestle main body 42 are provided with a second molten tin bath 11, and the first-class molten tin bath 10 on described left side rack body 32, medium-height trestle main body 42 and the right rack body 62 is positioned in same level, in the first-class molten tin bath 10 that is fixed on left side support 3 and the first medium-height trestle 4 of described the first diode 7 metal pins 71 by soldering level, in the second molten tin bath 11 that is fixed on the first medium-height trestle 4 and the second medium-height trestle 5 of the second diode 8 metal pins 81 by soldering level, in the first-class molten tin bath 10 that is fixed on the second medium-height trestle 5 and the right support 6 of the 3rd diode 9 metal pins 91 by soldering level, described left side rack body 32, the first-class molten tin bath top of medium-height trestle main body 42 and the right rack body 62 is respectively provided with a location hole 12, and its both sides are equipped with baffle plate 13.
Photovoltaic junction box metalwork group of the present invention can be in advance in mould soldering become an entirety, be fit among box body, whole process simple and fast, fixes from solder stick spot welding between original diode and metalwork or machinery is fixed different again, coordinate the Reflow Soldering equipment of SMT welding, make welding fabrication of metalwork group, thereby more than making welding efficiency raising twice, save artificial simultaneously, soldering reliability increases greatly, easy for installation, fixation, safe and reliable.
Tin water after stream molten tin bath dissolves tin cream can wrap the metal pin that is placed on diode wherein completely, make to be connected between diode and metalwork more firm, contact-making surface increases, conductivity is better, simultaneously, on metalwork, be also provided with location hole, metalwork is more firmly arranged on mould.
Here description of the invention and application is illustrative, not wants scope of the present invention to limit in the above-described embodiments, and therefore, the present invention is not subject to the restriction of the present embodiment, and the technical scheme that any employing equivalence replacement obtains is all in the scope of protection of the invention.
Claims (3)
1. a photovoltaic junction box, comprise box body, in described box body, be provided with metalwork group, it is characterized by, described metalwork group comprises left side support, two medium-height trestles, the right support and three diodes, described left side support comprises left side support head, left side rack body and left side support afterbody, described left side rack body is just L shaped structure, between itself and left side support head, be connected by the first link of U-shaped, be connected by the second link with left side support afterbody, the width of described left side support head is greater than the width of left side rack body, described the second link is positioned at the right side of support afterbody, difference in height between described left side frame head and left side rack body is 2.8-3.1mm, described left side support head, left side rack body, left side support afterbody, the first link and the second link are integral type structure, described the right support comprises the right support head, the right rack body and the right support afterbody, described the right rack body is anti-L shaped structure, between itself and the right support head, be connected by the 3rd link of U-shaped, be connected by the 4th link with the right support afterbody, the width of described the right support head is greater than the width of the right rack body, described the 4th link is positioned at the left side of support afterbody, difference in height between described the right frame head and the right rack body is 2.8-3.1mm, described the right support head, the right rack body, the right support afterbody, the 3rd link and the 4th link are integral type structure, described medium-height trestle comprises medium-height trestle head and medium-height trestle main body, and the 5th link by U-shaped between described medium-height trestle main body and medium-height trestle head is connected, and described medium-height trestle frame head, medium-height trestle main body and the 5th link are integral type structure, on described left side rack body, medium-height trestle main body and the right rack body, be respectively provided with a first-class molten tin bath, the first-class molten tin bath below of described medium-height trestle main body is provided with a second molten tin bath, and the first-class molten tin bath on described left side rack body, medium-height trestle main body and the right rack body is positioned in same level, in the stream molten tin bath that is fixed on respective holder of described diode bobbin by soldering level.
2. a kind of photovoltaic junction box as claimed in claim 1, is characterized by, and the first-class molten tin bath top of described left side rack body, medium-height trestle main body and the right rack body is respectively provided with a location hole.
3. a kind of photovoltaic junction box as claimed in claim 1, is characterized by, and the both sides of described left side rack body, medium-height trestle main body and the right rack body are equipped with baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410110870.4A CN103929127A (en) | 2014-03-24 | 2014-03-24 | Photovoltaic junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410110870.4A CN103929127A (en) | 2014-03-24 | 2014-03-24 | Photovoltaic junction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103929127A true CN103929127A (en) | 2014-07-16 |
Family
ID=51147230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410110870.4A Pending CN103929127A (en) | 2014-03-24 | 2014-03-24 | Photovoltaic junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103929127A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105262438A (en) * | 2015-11-02 | 2016-01-20 | 江苏海天微电子科技有限公司 | Winding tooling for junction box |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201171189Y (en) * | 2007-12-19 | 2008-12-24 | 苏州快可光伏电子有限公司 | Control wiring box for high-power solar cell panel |
| CN101944866A (en) * | 2010-09-15 | 2011-01-12 | 苏州快可光伏电子有限公司 | Glue-filling waterproof photovoltaic junction box |
| US20110081808A1 (en) * | 2009-10-07 | 2011-04-07 | Japan Aviation Electronics Industry, Limited | Contact and connection unit provided with the contact |
| CN201797464U (en) * | 2010-09-16 | 2011-04-13 | 常熟市冠日新材料有限公司 | Terminal box of solar photovoltaic component |
-
2014
- 2014-03-24 CN CN201410110870.4A patent/CN103929127A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201171189Y (en) * | 2007-12-19 | 2008-12-24 | 苏州快可光伏电子有限公司 | Control wiring box for high-power solar cell panel |
| US20110081808A1 (en) * | 2009-10-07 | 2011-04-07 | Japan Aviation Electronics Industry, Limited | Contact and connection unit provided with the contact |
| CN101944866A (en) * | 2010-09-15 | 2011-01-12 | 苏州快可光伏电子有限公司 | Glue-filling waterproof photovoltaic junction box |
| CN201797464U (en) * | 2010-09-16 | 2011-04-13 | 常熟市冠日新材料有限公司 | Terminal box of solar photovoltaic component |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105262438A (en) * | 2015-11-02 | 2016-01-20 | 江苏海天微电子科技有限公司 | Winding tooling for junction box |
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Application publication date: 20140716 |