CN203827272U - Photovoltaic junction box - Google Patents
Photovoltaic junction box Download PDFInfo
- Publication number
- CN203827272U CN203827272U CN201420134887.9U CN201420134887U CN203827272U CN 203827272 U CN203827272 U CN 203827272U CN 201420134887 U CN201420134887 U CN 201420134887U CN 203827272 U CN203827272 U CN 203827272U
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- CN
- China
- Prior art keywords
- rack body
- medium
- link
- main body
- height trestle
- 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 photovoltaic junction box convenient to install. The photovoltaic junction box includes a box body. A metal member module is disposed in the box body, and includes a left support, two middle supports, a right support and three diodes. Each of a left support main body, a middle support main body and a right support main body is provided with a first tin flow channel. A second tin flow channel is disposed below the first tin flow channel in the middle support main body. The first tin flow channels in the left support main body, the middle support main body and the right support main body are positioned on the same horizontal plane. Base pins of the diodes are horizontally fixed to the tin flow channels in corresponding supports through soldering. Therefore, the soldering efficiency is improved by over two times, the manpower is saved, and the soldering reliability is substantially increased. The photovoltaic junction box is convenient to install and firm in fixing, and is safe and reliable.
Description
Technical field
The utility model 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 in the utility model 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 utility model
Fig. 2 is the end view of the utility model left/right limit support 3/6
Fig. 3 is the end view of the utility model medium-height trestle 4
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.
The utility model 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.
Here description of the present utility model and application is illustrative; not want scope of the present utility model to limit in the above-described embodiments; therefore, the utility model 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 the utility model protection.
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 |
|---|---|---|---|
| CN201420134887.9U CN203827272U (en) | 2014-03-24 | 2014-03-24 | Photovoltaic junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420134887.9U CN203827272U (en) | 2014-03-24 | 2014-03-24 | Photovoltaic junction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203827272U true CN203827272U (en) | 2014-09-10 |
Family
ID=51482731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420134887.9U Expired - Fee Related CN203827272U (en) | 2014-03-24 | 2014-03-24 | Photovoltaic junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203827272U (en) |
-
2014
- 2014-03-24 CN CN201420134887.9U patent/CN203827272U/en not_active Expired - Fee Related
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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: 20140910 Termination date: 20190324 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |