CN201514945U - Terminal box for solar cell modules and module with the same - Google Patents
Terminal box for solar cell modules and module with the same Download PDFInfo
- Publication number
- CN201514945U CN201514945U CN200920178932XU CN200920178932U CN201514945U CN 201514945 U CN201514945 U CN 201514945U CN 200920178932X U CN200920178932X U CN 200920178932XU CN 200920178932 U CN200920178932 U CN 200920178932U CN 201514945 U CN201514945 U CN 201514945U
- Authority
- CN
- China
- Prior art keywords
- solar cell
- terminal box
- cell module
- support
- frame
- 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 - Lifetime
Links
- 239000003351 stiffener Substances 0.000 claims description 24
- 239000006260 foam Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 239000011257 shell material Substances 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 abstract 3
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 5
- 238000000354 decomposition reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/34—Electrical components comprising specially adapted electrical connection means to be structurally associated with the PV module, e.g. junction boxes
-
- 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 discloses a terminal box for solar cell modules, which comprises a conductive plate or a wire holder and a bypass diode arranged on the conductive plate or the wire holder, the conductive plate or the wire holder is attached on a frame of a solar cell module or a support for mounting the solar cell module or a reinforcing plate for reinforcing the strength of the solar cell module, thereby the frame or the reinforcing plate or the support can be used to dissipate heat. The utility model also discloses a solar cell module with the terminal box. The utility model improves the working environment of the bypass diode, so that the heat of the bypass diode can be timely and effectively conducted out and the junction temperature is reduced, consequently, the service life of the bypass diode is prolonged, and the damage probability of the terminal box and the solar cell module is reduced. Not only can heat be effectively dissipated, but also the size of the terminal box is not increased, the cost of the terminal box is reduced, and moreover, the terminal box can be more reliably used.
Description
Technical field
The utility model relates to a kind of junction box for solar cell module, relates in particular to a kind of thermal diffusivity terminal box and solar module with this terminal box preferably.
Background technology
Existing junction box for solar cell module is to adopt bypass diode directly to be installed on the mode of this terminal box inside.Be that described bypass diode is directly installed on the conducting strip of this terminal box inside or on the junction block, conducting strip or junction block directly contact be the bad medium of thermal conductivity.In order to make described bypass diode heat radiation, the employing that has in the prior art directly increases radiator in this terminal box.
The inventor finds that there is the bad problem of thermal diffusivity in terminal box of the prior art in realizing process of the present utility model.Because contacted with bypass diode all is the bad medium of thermal conductance, so the heat that produces during bypass diode work is difficult to shed, can cause the junction temperature of bypass diode too high like this, thereby can shorten bypass diode useful life, increase the possibility that bypass diode lost efficacy, also may make this terminal box and solar module or whole solar module system failure simultaneously.The heat that makes bypass diode distribute by the mode that directly increases radiator in terminal box still can not pass to outside the terminal box, so radiating effect is limited, when bypass diode works long hours, still have the possibility that bypass diode was lost efficacy, also increased the cost of this terminal box simultaneously.
The utility model content
A purpose of the present utility model is, a kind of junction box for solar cell module is provided, and has the bad problem of thermal diffusivity in order to solve existing terminal box.
Another purpose of the present utility model is, a kind of solar module that comprises above-mentioned terminal box is provided, in order to solve the problem that existing solar module is easy to damage.
For solving the problems of the technologies described above, the utility model provides a kind of junction box for solar cell module, comprise conducting strip or junction block and be arranged on bypass diode on described conducting strip or the junction block, described conducting strip or junction block support the support be attached to the frame of described solar module or be used to increase the stiffener of solar module intensity or be used to install solar module, thereby dispel the heat by described frame or stiffener or support.
Wherein, be provided with the heat conductive insulating medium between described conducting strip or junction block and described frame or stiffener or the support.
Wherein, described conducting strip or junction block can be fixed on the housing of described terminal box, and the frame of described housing and described solar module or stiffener or support support to be sticked and put, thereby dispel the heat by described frame or stiffener or support.
Wherein, can be provided with the heat conductive insulating medium between described housing and described frame or stiffener or the support.
Wherein, described shell material is a metal.
Wherein, described heat conductive insulating medium can be the heat conduction foam.
Wherein, the connected mode between connected mode between described conducting strip or junction block and the described heat conductive insulating medium and described frame or stiffener and the described heat conductive insulating medium can be bonding or clamping.
Wherein, the connected mode between connected mode between described housing and the described heat conductive insulating medium and described frame or stiffener or support and the described heat conductive insulating medium can be bonding or clamping.
Wherein, described terminal box is split-type structural terminal box or integral structure terminal box.
The utility model also provides a kind of solar module, and it comprises the structure of above-mentioned at least a terminal box.
The utlity model has following beneficial effect: the operational environment that 1, has improved bypass diode, make it in time, effectively the bypass diode liberated heat derived, reduced the temperature of bypass diode node, thereby make prolong the useful life of bypass diode, reduced the possibility that this junction box for solar cell module and solar module damage.2, both reached the purpose of efficiently radiates heat, do not increased the volume of junction box for solar cell module again, and reduced the cost of this terminal box and improved the reliability of its use.
Description of drawings
A kind of solar module that Fig. 1 provides for the utility model embodiment adopts the decomposition texture schematic diagram of split-type structural terminal box;
The another kind of solar module that Fig. 2 provides for the utility model embodiment adopts the decomposition texture schematic diagram of integral structure terminal box.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, the utility model is elaborated below in conjunction with accompanying drawing.
As shown in Figure 1, its a kind of solar module that provides for an embodiment of the present utility model adopts the decomposition texture schematic diagram of split-type structural terminal box.Be provided with bypass diode 12 in the main body terminal box 1 of this split type terminal box 2, this bypass diode 12 can be arranged on the conducting strip 13, can certainly be arranged on other parts as on the junction block.This conducting strip 13 supports and is attached on the frame 5 of solar module 6, and is provided with heat conductive insulating medium 15 between conducting strip 13 and frame 5.Certainly this conducting strip 13 also can support and be attached to the stiffener that is used to strengthen solar module intensity, then also should be provided with heat conductive insulating medium 15 between conducting strip 13 and the described stiffener.The heat that makes bypass diode 12 distribute is so directly passed to frame 5 by heat conductive insulating medium 15, and dissipates by the very fast heat that bypass diode 12 is produced of frame 5, thereby reaches the purpose that reduces bypass diode 12 junction temperatures.Wherein, heat conductive insulating medium 15 is the good but nonconducting material of a kind of thermal conductivity, the heat conductive insulating medium of preferable use flexibility, and foam or the like for example dispels the heat, between conducting strip 13 and frame 5, the air gap can be do not formed like this, better thermal conduction effect can be reached.Connected mode between connected mode between conducting strip 13 and the heat conductive insulating medium 15 and heat conductive insulating medium 15 and the frame 5 can be bonding or clamping.Finally, this main body terminal box 1 mode that can adopt lid 11 to add box body 14 seals.Certainly the sealing means of this main body terminal box 1 also can be encapsulating mode or plastic packaging mode etc.
As shown in Figure 2, its a kind of solar module that provides for another embodiment of the utility model adopts the decomposition texture schematic diagram of integral structure terminal box.Be provided with bypass diode 22 in this integral structure terminal box 21, this bypass diode 22 can be arranged on the conducting strip 23, can certainly be arranged on other parts as on the junction block.This conducting strip 23 directly supports and is attached on the frame 24 of solar module, and also can be provided with heat conductive insulating medium (not shown) between this conducting strip 23 and the frame 24.This conducting strip 23 also can be directly supports and is attached on the stiffener that is used to strengthen solar module intensity or is used for the support that solar module is installed, and then also can be provided with the heat conductive insulating medium between conducting strip 23 and described support or the stiffener.The heat that makes bypass diode 22 distribute is so directly passed to frame 24 by the heat conductive insulating medium and is dissipated very soon, thereby reaches the purpose that reduces bypass diode 22 junction temperatures.Wherein, described heat conductive insulating medium is the good but nonconducting material of a kind of thermal conductivity, the heat conductive insulating medium of preferable use flexibility, and foam or the like for example dispels the heat, between conducting strip 23 and frame 23 or stiffener or support, the air gap can be do not formed like this, better thermal conduction effect can be reached.Between described conducting strip 23 and the heat conductive insulating medium and the connected mode between described heat conductive insulating medium and the described frame 24 can be bonding or clamping, the connected mode between certain described heat conductive insulating medium and described stiffener or the support also can be bond or clamping.Described integral structure terminal box 21 can be bonded on the described frame 24 by silica gel or adhesive tape etc.Finally, integral type terminal box 21 can be made a hermetic structure by modes such as encapsulating mode, plastic packaging mode or sealing box bodys.
Among the aforesaid embodiment, be directly to support and be attached on metal edge frame or stiffener or the support by the heat conductive insulating medium with the conducting strip of bypass diode or junction block are installed, this mode is more suitable when being relatively poor material of thermal conductivity such as plastic polymeric material when terminal block housings, should be understood that, when the terminal block housings material is the good metal material of thermal conductivity, conducting strip or the junction block that bypass diode is installed can be fixed on the terminal block housings, and this housing can reach better radiating effect equally by the subsides that offset of heat conductive insulating medium and frame or stiffener or support.
The above is a preferred implementation of the present utility model; should be understood that; for the person of ordinary skill of the art; under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications on the basis of above-mentioned disclosed embodiment, these improvements and modifications also are considered as protection range of the present utility model.
Claims (10)
1. junction box for solar cell module, comprise conducting strip or junction block and be arranged on bypass diode on described conducting strip or the junction block, it is characterized in that, the support that the frame of described conducting strip or junction block and described solar module or stiffener or be used to installed solar module supports to be sticked to be put, thereby dispels the heat by described frame or stiffener or support.
2. junction box for solar cell module according to claim 1 is characterized in that, is provided with the heat conductive insulating medium between described conducting strip or junction block and described frame or stiffener or the support.
3. junction box for solar cell module according to claim 1, it is characterized in that, described conducting strip or junction block are fixed on the housing of described terminal box, the frame of described housing and described solar module or stiffener or support support to be sticked and put, thereby dispel the heat by described frame or stiffener or support.
4. junction box for solar cell module according to claim 3 is characterized in that, is provided with the heat conductive insulating medium between described housing and described frame or stiffener or the support.
5. according to claim 3 or 4 described junction box for solar cell module, it is characterized in that described shell material is a metal.
6. according to claim 2 or 4 described junction box for solar cell module, it is characterized in that described heat conductive insulating medium is the heat conduction foam.
7. junction box for solar cell module according to claim 2, it is characterized in that the connected mode between connected mode between described conducting strip or junction block and the described heat conductive insulating medium and described frame or stiffener or support and the described heat conductive insulating medium is bonding or clamping.
8. junction box for solar cell module according to claim 4, it is characterized in that the connected mode between connected mode between described housing and the described heat conductive insulating medium and described frame or stiffener or support and the described heat conductive insulating medium is bonding or clamping.
9. junction box for solar cell module according to claim 1 is characterized in that, described terminal box is split-type structural terminal box or integral structure terminal box.
10. a solar module is characterized in that, it comprises as each described terminal box of claim 1 to 9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920178932XU CN201514945U (en) | 2009-09-25 | 2009-09-25 | Terminal box for solar cell modules and module with the same |
| PCT/CN2010/001499 WO2011035553A1 (en) | 2009-09-25 | 2010-09-25 | Junction box for solar cell components and compenont with the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920178932XU CN201514945U (en) | 2009-09-25 | 2009-09-25 | Terminal box for solar cell modules and module with the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201514945U true CN201514945U (en) | 2010-06-23 |
Family
ID=42486356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920178932XU Expired - Lifetime CN201514945U (en) | 2009-09-25 | 2009-09-25 | Terminal box for solar cell modules and module with the same |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN201514945U (en) |
| WO (1) | WO2011035553A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011035553A1 (en) * | 2009-09-25 | 2011-03-31 | 无锡尚德太阳能电力有限公司 | Junction box for solar cell components and compenont with the same |
| CN102723396A (en) * | 2012-07-12 | 2012-10-10 | 保定市易通光伏科技有限公司 | Solar battery pack and connecting box thereof |
| CN103094385A (en) * | 2011-11-03 | 2013-05-08 | 无锡尚德太阳能电力有限公司 | Photovoltaic module |
| CN106160655A (en) * | 2016-08-26 | 2016-11-23 | 苏州快可光伏电子股份有限公司 | Photovoltaic component terminal box |
| CN110535433A (en) * | 2019-08-21 | 2019-12-03 | 西安中易建科技有限公司 | Photovoltaic module and photovoltaic curtain wall |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6292514B2 (en) * | 2014-03-27 | 2018-03-14 | パナソニックＩｐマネジメント株式会社 | Solar cell module and method for manufacturing solar cell module |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201256268Y (en) * | 2008-07-17 | 2009-06-10 | 江苏林洋电子有限公司 | Wiring box for solar cell assembly |
| CN201514945U (en) * | 2009-09-25 | 2010-06-23 | 无锡尚德太阳能电力有限公司 | Terminal box for solar cell modules and module with the same |
-
2009
- 2009-09-25 CN CN200920178932XU patent/CN201514945U/en not_active Expired - Lifetime
-
2010
- 2010-09-25 WO PCT/CN2010/001499 patent/WO2011035553A1/en active Application Filing
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011035553A1 (en) * | 2009-09-25 | 2011-03-31 | 无锡尚德太阳能电力有限公司 | Junction box for solar cell components and compenont with the same |
| CN103094385A (en) * | 2011-11-03 | 2013-05-08 | 无锡尚德太阳能电力有限公司 | Photovoltaic module |
| CN102723396A (en) * | 2012-07-12 | 2012-10-10 | 保定市易通光伏科技有限公司 | Solar battery pack and connecting box thereof |
| CN106160655A (en) * | 2016-08-26 | 2016-11-23 | 苏州快可光伏电子股份有限公司 | Photovoltaic component terminal box |
| CN110535433A (en) * | 2019-08-21 | 2019-12-03 | 西安中易建科技有限公司 | Photovoltaic module and photovoltaic curtain wall |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011035553A1 (en) | 2011-03-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100623 |
|
| CX01 | Expiry of patent term |