CN205376551U - Photovoltaic module and contain this photovoltaic module's terminal box - Google Patents
Photovoltaic module and contain this photovoltaic module's terminal box Download PDFInfo
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- CN205376551U CN205376551U CN201620101526.3U CN201620101526U CN205376551U CN 205376551 U CN205376551 U CN 205376551U CN 201620101526 U CN201620101526 U CN 201620101526U CN 205376551 U CN205376551 U CN 205376551U
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- electric conductor
- diode
- photovoltaic module
- pin
- straight line
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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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Abstract
Photovoltaic module and contain this photovoltaic module's terminal box relates to the photovoltaic module field, especially relates to the institutional advancement of photovoltaic diode and inside frame. The utility model provides a structure is exquisite, excellent in use effect and stability are good, can avoid effectively during the use that the local temperature is too high, inhomogeneous scheduling problem dispels the heat to the whole life's of effective extension equipment photovoltaic module and contain this photovoltaic module's terminal box. The one end of electric conductor has the foot of drawing forth, and the foot of drawing forth in the n electric conductor is located same straight line, and is adjacent the diode sets up separately in these sharp both sides. N -1 is individual the equal syntropy setting of diode, just mutually perpendicular with the electric conductor. The diode divide into diode no. 1, diode no. 2 and diode no. 3 in proper order, effectively avoid too high, the inhomogeneous scheduling problem that dispels the heat of the local temperature, effectively promoted the whole life of holistic result of use of equipment and extension equipment.
Description
Technical field
This utility model relates to photovoltaic module field, and the structure particularly relating to photovoltaic diode and inner frame thereof is improved.
Background technology
Along with greatly developing of photovoltaic diode, the kind of rosette also becomes more and more, adds the restriction of cost so that people are also more and more stricter to the performance requirement of diode.In traditional handicraft, the work such as installation and the installation of diode, welding of copper sheet need to be carried out in rosette, bring that operation is more, operation easier big and the more high defect of percent defective, becomes the technical problem that those skilled in the art are urgently to be resolved hurrily.
To this, State Bureau once on May 30th, 2012 disclose a by name " a kind of high temperature resistant photovoltaic component junction box ", application number is the Chinese invention patent of " 201120343941.7 ", this case is made up of n diode, n+1 electric conductor, a base and a box body, its configuration is as shown in Figure 3 (for n=3), four electric conductors be arranged in parallel, and three diodes are arranged in order and the two ends of diode connect with two adjacent electric conductors respectively.
But, after those skilled in the art are actually used, it has been found that this type of technical scheme still suffers from problems with:
One, the diode spacing owing to arranging successively is too small, excessively concentrate and be positioned at the same area；Therefore, concentration is operationally generated heat by it, thus causing the too high problem of rosette entirety temperature rise.
Two, when one of them diode is due to hot spot effect adstante febre, remaining diode is still operated in reverse state, and now reverse current will sharply increase, thus causing temperature rise；The serious diode that even results in damages.
Three, long high-temperature work environment also will be greatly increased the aging speed of working of plastics, casting glue and the oxidation rate of electric-conductor, thus significantly reducing the service life that rosette is overall, the serious normal operation that have impact on solar photovoltaic assembly power station.
Utility model content
This utility model is for problem above, propose that a kind of delicate structure, result of use be good and good stability, can be prevented effectively from during use that local temperature is too high, the problem such as uneven of dispelling the heat, thus the effective photovoltaic module of extension device whole service life and comprise the rosette of this photovoltaic module.
The technical solution of the utility model is: including n the electric conductor being arranged in order and be parallel to each other and n-1 diode, leave gap between adjacent described electric conductor, described diode is connected between adjacent two electric conductors by two pins；
One end of described electric conductor has leading foot, and the leading foot in n electric conductor is located along the same line, and adjacent described diode sets up the both sides at this straight line separately.
N-1 described diode is arranged and perpendicular with electric conductor all in the same direction.
The both sides of described leading foot are provided with capillary groove.
Described photovoltaic module includes four electric conductors being parallel to each other and three diodes being parallel to each other, described electric conductor is divided into electric conductor one, electric conductor two, electric conductor three and electric conductor four, and described diode is divided into diode one, diode two and diode three；
Described electric conductor one and electric conductor four are positioned at the same side of described straight line, and described electric conductor two and electric conductor three are positioned at the same side of described straight line, and described electric conductor one and electric conductor two are positioned at the both sides of described straight line；
Described diode one and diode three are positioned at the same side of described straight line and diode one and diode two is positioned at the both sides of described straight line；
Described pin is divided into long pin and short pin, and described short pin is in-line, and described long pin is L-shaped, and described diode one is connected with electric conductor one by short pin and is connected with electric conductor two by long pin；The both sides of described diode two are connected with electric conductor two and electric conductor three respectively by two short pin；Described diode threeway is crossed long pin and is connected with electric conductor three and is connected with electric conductor four by short pin.
The negative pole of described diode one is connected on electric conductor one by short pin, and the negative pole of described diode two is connected on electric conductor two by short pin, and the negative pole of described diode three is connected on electric conductor three by long pin；
Described electric conductor three is provided with extension board away from the side of diode two, and described extension board offers the storage tank of the L-shaped adaptive with long pin, and described long pin is contained in described storage tank and is fixedly linked with described storage tank.
Described rosette includes box body, base and a pair cable, described base is fixedly connected in box body and for the described photovoltaic module of fixing connection, described box body end face offers the side of n fairlead and box body offers a pair cable hole, described fairlead and leading foot one_to_one corresponding and the top being positioned at described leading foot, described cable is located in cable hole and cable described in two is connected with the first electric conductor and position, end electric conductor respectively.
This case is under the premise not changing original wiring (invariant position of leading foot), the layout type of internal photovoltaic module is adjusted, originally the diode " staggering " being disposed adjacent is arranged, thus the spacing simply, effectively expanded between neighboring diode.Thus it is possible, on the one hand, can be prevented effectively from because spacing is too small between two neighboring stages pipe, excessively concentrate and the problem that heating is concentrated, local temperature rise is too high of the photovoltaic module that is positioned at the same area and causes；On the other hand, being separated by two neighboring stages pipe in the both sides of above-mentioned straight line, also effectively prevent when some diode is due to hot spot effect adstante febre, remaining diode is still operated in reverse state, the problem that its leakage current sharply increases, causes temperature rise.In conjunction with above-mentioned 2 points, it is possible to be greatly reduced on the whole contact with photovoltaic module working of plastics, casting glue aging speed, and the oxidation rate of electric-conductor in photovoltaic module, extend result of use and the service life of its entirety.
In sum, this case can be prevented effectively from that local temperature is too high on the whole, the problem such as uneven of dispelling the heat, and is effectively improved the overall result of use of equipment extension device whole service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of this case,
Fig. 2 is the structural representation of this case optimal enforcement example,
Fig. 3 is the structural representation of this case background technology；
In figure, 1 is electric conductor, and 10 is leading foot, and 11 is electric conductor one, 12 is electric conductor two, and 13 is electric conductor three, and 130 is extension board, 131 is storage tank, and 14 is electric conductor four, and 2 is diode, 21 is diode one, and 22 is diode two, and 23 is diode three, 3 be pin 31 is long pin, 32 is short pin, and 4 is box body, and 5 is cable.
Detailed description of the invention
This utility model as shown in Figure 1-2, including the individual electric conductor 1 being arranged in order and being parallel to each other of n and n-1 diode 2, leaves gap between adjacent described electric conductor 1, described diode 2 is connected between adjacent two electric conductors 1 by two pins 3；
The leading foot 10 that one end of described electric conductor 1 has in 10, n electric conductors 1 of leading foot is located along the same line, and adjacent described diode 2 sets up the both sides at this straight line separately.Thus it is possible, on the one hand, can be prevented effectively from because spacing is too small between two neighboring stages pipe, excessively concentrate and the problem that heating is concentrated, local temperature rise is too high of the photovoltaic module that is positioned at the same area and causes；On the other hand, being separated by two neighboring stages pipe in the both sides of above-mentioned straight line, also effectively prevent when some diode is due to hot spot effect adstante febre, remaining diode is still operated in reverse state, the problem that its leakage current sharply increases, causes temperature rise.In conjunction with above-mentioned 2 points, it is possible to be greatly reduced on the whole contact with photovoltaic module working of plastics, casting glue aging speed, and the oxidation rate of electric-conductor in photovoltaic module, extend result of use and the service life of its entirety.
In sum, this case can be prevented effectively from that local temperature is too high on the whole, the problem such as uneven of dispelling the heat, and is effectively improved the overall result of use of equipment extension device whole service life.
N-1 described diode 2 is arranged and perpendicular with electric conductor 1 all in the same direction.
The both sides of described leading foot 10 are provided with capillary groove.
Representative explanation is done for embodiment below with n=4:
Described photovoltaic module includes four electric conductors being parallel to each other 1 and three diodes being parallel to each other 2, described electric conductor 1 is divided into electric conductor 1, electric conductor 2 12, electric conductor 3 13 and electric conductor 4 14, and described diode 2 is divided into diode 1, diode 2 22 and diode 3 23；
Described electric conductor 1 and electric conductor 4 14 are positioned at the same side of described straight line, and described electric conductor 2 12 and electric conductor 3 13 are positioned at the same side of described straight line, and described electric conductor 1 and electric conductor 2 12 are positioned at the both sides of described straight line；
Described diode 1 and diode 3 23 are positioned at the same side of described straight line and diode 1 and diode 2 22 is positioned at the both sides of described straight line；
Described pin 3 is divided into long pin 31 and short pin 32, and described short pin 32 is in in-line, and described long pin 31 is in L-shaped, and described diode 1 is connected with electric conductor 1 by short pin 32 and is connected with electric conductor 2 12 by long pin 31；The both sides of described diode 2 22 are connected with electric conductor 2 12 and electric conductor 3 13 respectively by two short pin 32；Described diode 3 23 is connected with electric conductor 3 13 by long pin 31 and is connected with electric conductor 4 14 by short pin 32.So, while making neighboring diode be positioned at the both sides of above-mentioned straight line, make the spacing between neighboring diode equal, thus effectively ensure that heat dissipation uniformity, and then avoid the problem that the temperature rise caused because concentrating heating is too high, effectively extend the service life of photovoltaic module, improve the result of use of photovoltaic module.
People find after a procedure, owing to the electric conductor by being connected with its negative pole is guided diffusion by diode major part heat after heating, in simultaneously above-mentioned, three diodes must there is the negative pole of to be connected (reason is that three diodes are sequentially connected in series) with corresponding electric conductor by long pin；Therefore, the radiating efficiency of this diode will significantly lower than other diodes, thus significantly reducing result of use and the service life of this diode；And owing to diode cannot be carried out being individually replaced after impaired, therefore, this also will significantly reduce result of use and the service life of photovoltaic module on the whole.To this, this case has also made following improvement from the radiating efficiency of each diode, heat dissipation uniformity angularly:
The negative pole of described diode 1 is connected on electric conductor 1 by short pin 32, and the negative pole of described diode 2 22 is connected on electric conductor 2 12 by short pin 32, and the negative pole of described diode 3 23 is connected on electric conductor 3 13 by long pin 31；
Described electric conductor 3 13 is provided with extension board 130 away from the side of diode 2 22, offering the storage tank 131 of L-shaped with long pin 31 adaptation on described extension board 130, described long pin 31 is contained in described storage tank 131 and is fixedly linked the form such as welding with described storage tank 131.Thus effectively ensure that the concordance of each diode heat dissipation path, namely effectively prevent result of use that diode three categories of etiologic factors radiating efficiency causes and the service life problem far below other diodes lower than other diodes, therefore, this optimal enforcement mode improves the radiating efficiency of photovoltaic module, heat dissipation uniformity and result of use on the whole, and effectively extends the service life that photovoltaic module is overall.
Described rosette includes box body 4, base and a pair cable 5, described base is fixedly connected in box body 4 and for the described photovoltaic module of fixing connection, described box body 4 end face offers the side of n fairlead and box body 4 offers a pair cable hole, described fairlead and leading foot 10 one_to_one corresponding and the top being positioned at described leading foot 10, described cable 5 is located in cable hole and cable 5 described in two is connected with the first electric conductor and position, end electric conductor respectively.
Claims (6)
1. photovoltaic module, including the individual electric conductor being arranged in order and being parallel to each other of n and n-1 diode, leaves gap between adjacent described electric conductor, described diode is connected between adjacent two electric conductors by two pins；It is characterized in that,
One end of described electric conductor has leading foot, and the leading foot in n electric conductor is located along the same line, and adjacent described diode sets up the both sides at this straight line separately.
2. photovoltaic module according to claim 1, it is characterised in that n-1 described diode is arranged and perpendicular with electric conductor all in the same direction.
3. photovoltaic module according to claim 1, it is characterised in that the both sides of described leading foot are provided with capillary groove.
4. photovoltaic module according to claim 1, it is characterized in that, described photovoltaic module includes four electric conductors being parallel to each other and three diodes being parallel to each other, described electric conductor is divided into electric conductor one, electric conductor two, electric conductor three and electric conductor four, and described diode is divided into diode one, diode two and diode three；
Described electric conductor one and electric conductor four are positioned at the same side of described straight line, and described electric conductor two and electric conductor three are positioned at the same side of described straight line, and described electric conductor one and electric conductor two are positioned at the both sides of described straight line；
Described diode one and diode three are positioned at the same side of described straight line and diode one and diode two is positioned at the both sides of described straight line；
Described pin is divided into long pin and short pin, and described short pin is in-line, and described long pin is L-shaped, and described diode one is connected with electric conductor one by short pin and is connected with electric conductor two by long pin；The both sides of described diode two are connected with electric conductor two and electric conductor three respectively by two short pin；Described diode threeway is crossed long pin and is connected with electric conductor three and is connected with electric conductor four by short pin.
5. photovoltaic module according to claim 4, it is characterized in that, the negative pole of described diode one is connected on electric conductor one by short pin, and the negative pole of described diode two is connected on electric conductor two by short pin, and the negative pole of described diode three is connected on electric conductor three by long pin；
Described electric conductor three is provided with extension board away from the side of diode two, and described extension board offers the storage tank of the L-shaped adaptive with long pin, and described long pin is contained in described storage tank and is fixedly linked with described storage tank.
6. comprise the rosette of photovoltaic module described in claim 1, it is characterized in that, described rosette includes box body, base and a pair cable, described base is fixedly connected in box body and for the described photovoltaic module of fixing connection, described box body end face offers the side of n fairlead and box body offers a pair cable hole, described fairlead and leading foot one_to_one corresponding and the top being positioned at described leading foot, described cable is located in cable hole and cable described in two is connected with the first electric conductor and position, end electric conductor respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620101526.3U CN205376551U (en) | 2016-02-01 | 2016-02-01 | Photovoltaic module and contain this photovoltaic module's terminal box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620101526.3U CN205376551U (en) | 2016-02-01 | 2016-02-01 | Photovoltaic module and contain this photovoltaic module's terminal box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205376551U true CN205376551U (en) | 2016-07-06 |
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ID=56264223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620101526.3U Withdrawn - After Issue CN205376551U (en) | 2016-02-01 | 2016-02-01 | Photovoltaic module and contain this photovoltaic module's terminal box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205376551U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105514203A (en) * | 2016-02-01 | 2016-04-20 | 江苏通灵电器股份有限公司 | Photovoltaic assembly and junction box provided with photovoltaic assembly |
-
2016
- 2016-02-01 CN CN201620101526.3U patent/CN205376551U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105514203A (en) * | 2016-02-01 | 2016-04-20 | 江苏通灵电器股份有限公司 | Photovoltaic assembly and junction box provided with photovoltaic assembly |
| CN105514203B (en) * | 2016-02-01 | 2017-03-15 | 江苏通灵电器股份有限公司 | A kind of photovoltaic module and the terminal box comprising the photovoltaic module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160706 Effective date of abandoning: 20171114 |