CN202651168U - Solar cell module and junction box thereof - Google Patents
Solar cell module and junction box thereof Download PDFInfo
- Publication number
- CN202651168U CN202651168U CN2012203377256U CN201220337725U CN202651168U CN 202651168 U CN202651168 U CN 202651168U CN 2012203377256 U CN2012203377256 U CN 2012203377256U CN 201220337725 U CN201220337725 U CN 201220337725U CN 202651168 U CN202651168 U CN 202651168U
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- Prior art keywords
- terminal box
- solar module
- frame
- junction box
- module according
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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
The utility model discloses a solar cell module and a junction box thereof. The junction box is arranged to fit with a frame (2) of the solar cell module. A junction box's outer side wall (113) which is arranged to fit with the frame (2) lacks parts. With the structure, the junction box saves a part of outer side walls of a housing, thereby greatly reducing raw materials used to produce the junction box and reducing production cost of the junction box. In addition, in a working process of a battery pack, since the junction box is without a part of outer side walls, heat generated inside the junction box can be dissipated directly from the inside. Heat dissipation steps of the junction box are reduced by one, so that heat dissipation of the junction box is sped up, and heat dissipation is preferable.
Description
Technical field
The utility model relates to the solar energy generation technology field, relates in particular to a kind of solar module and terminal box thereof.
Background technology
Present solar cell system is combined by a plurality of solar modules usually, needs between wherein each the solar module to interconnect by terminal box and wire.
In recent years, the solar module industry competition is fierce, and technological progress, saving raw material become the development trend of solar module industry.Therefore, how to realize that the miniaturization of terminal box, the reduction terminal box cost of raw material also become the target that each producer is pursued.
In the prior art, terminal box comprises housing, and housing surrounds an annular seal space, is provided with bypass diode, conducting strip etc. in this cavity, and this terminal box is located at the back side of solar module usually.
Yet the raw material that this terminal box is used are more, and production cost is higher, does not conform to current cheaply development trend.
In view of this, demand urgently doing further optimal design for the structure of terminal box in the prior art, reduce the use material of terminal box, the production cost of reduction terminal box.
The utility model content
The purpose of this utility model is for providing a kind of terminal box for solar module, and the raw material that this terminal box is used are less, and production cost is lower.Another purpose of the present utility model is for providing a kind of solar module that comprises above-mentioned terminal box.
For solving the problems of the technologies described above, the utility model provides a kind of terminal box for solar module, and the frame of described terminal box and described solar module is fitted and arranged; The lateral wall with described frame applying setting of described terminal box lacks a part.
Preferably, bypass diode, the sheet metal of described terminal box inside directly fit on the sidewall of described frame by the heat conductive insulating medium.
Preferably, the housing of described terminal box is L-type, and described L-type terminal box comprises vertical part and horizontal component, and the outside of described vertical part and the sidewall of described frame are fitted, and the inboard of described horizontal component and outside battery pack have level interval.
Preferably, described heat conductive insulating medium is specially casting glue.
The utility model provides a kind of terminal box for solar module, and the lateral wall with frame applying setting of this terminal box lacks a part.
Adopt this structure, be a part of lateral wall that frame has served as terminal box, compare with terminal box of the prior art, terminal box provided by the utility model has been saved a part of lateral wall of housing, the raw material that this has greatly reduced the production terminal box have reduced the production cost of terminal box.And, in the course of work of battery pack, owing to reduced a part of lateral wall of terminal box, so that the inner heat that produces of terminal box can directly dispel the heat by frame internally, be that above-mentioned terminal box has reduced by a heat radiation step, so that the heat radiation process of terminal box is accelerated, radiating effect is better.
The utility model also provides a kind of solar module, comprises a plurality of cell pieces and frame; Also comprise aforesaid terminal box, described terminal box is fitted and is located at described scuncheon.
Preferably, comprise at least two described terminal boxes, at least two described terminal boxes are located in the described frame side by side, and described at least two described terminal boxes comprise the terminal box that is provided with electrode cable and are provided with the terminal box of negative pole cable.
Preferably, the top of described frame is provided with top board.
Preferably, the madial wall of described top board is positioned at the inboard of the madial wall of described terminal box, or the madial wall of described top board flushes with the madial wall of described terminal box.
Preferably, the madial wall of described top board is positioned at the outside of the madial wall of described terminal box.
Preferably, the lateral wall of the described vertical part of described terminal box is provided with through hole, and the embedding of described heat conductive insulating medium is in described through hole, and described lateral wall is bonding by viscose glue and described frame.
Because above-mentioned terminal box has above-mentioned technique effect, therefore, comprises that the solar module of this terminal box also should have corresponding technique effect, does not repeat them here.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of terminal box that the utility model provides;
Fig. 2 is the structural representation of the lateral surface of terminal box among Fig. 1;
Fig. 3 is the structural representation of solar module that the utility model provides in the terminal box installation place.
Wherein, the Reference numeral among Fig. 1 to Fig. 3 and the corresponding relation between the component names are: terminal box 1; Vertical part 11; Horizontal component 12; Bypass diode 111; Sheet metal 112; Lateral wall 113; Through hole 114; Frame 2; Top board 21.
Embodiment
Core of the present utility model is for providing a kind of terminal box for solar module, and the raw material of this terminal box are less, and production cost is lower.The utility model also provides a kind of solar module that comprises above-mentioned terminal box.
In order to make those skilled in the art understand better the technical solution of the utility model, the utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Need to prove, the noun of locality " outward " that occurs herein refers to dextrosinistral direction among Fig. 1, and " interior " refers among Fig. 1 direction from left to right; The appearance that should be appreciated that these nouns of locality is set up take Figure of description as benchmark, and their appearance should not affect protection range of the present utility model.
Please refer to Fig. 1 and Fig. 2, Fig. 1 is the structural representation of a kind of embodiment of terminal box that the utility model provides; Fig. 2 is the structural representation of the lateral surface of terminal box among Fig. 1.
In a kind of embodiment, as depicted in figs. 1 and 2, the utility model provides a kind of terminal box for solar module, and the frame 2 of terminal box and solar module is fitted and arranged.The lateral wall 13 with frame 2 applying settings of this terminal box lacks a part.
Adopt this structure, be a part of lateral wall that frame has served as terminal box, compare with terminal box of the prior art, terminal box provided by the utility model has been saved a part of lateral wall of housing, the raw material that this has greatly reduced the production terminal box have reduced the production cost of terminal box.And, in the course of work of battery pack, owing to reduced a part of lateral wall of terminal box, so that the inner heat that produces of terminal box can directly dispel the heat by frame internally, be that above-mentioned terminal box has reduced by a heat radiation step, so that the heat radiation process of terminal box is accelerated, radiating effect is better.
In the concrete scheme, the bypass diode 111 of this terminal box inside, sheet metal 112 directly fit on the sidewall of frame 2 by the heat conductive insulating medium.
Adopt this structure, in the production process of terminal box, directly at the arranged outside heat conductive insulating medium of bypass diode 111, sheet metal 112, the outside of this heat conductive insulating medium directly is fitted on the frame 2.So that the heat that bypass diode 111 produces is through the 2 directly heat radiations of sheet metal 112-heat conductive insulating medium-frame, and need in the prior art greatly to have strengthened the radiating effect to the bypass diode 111 of above-mentioned terminal box through sheet metal 112-heat conductive insulating medium-sidewall-frame 2 heat radiations.
The concrete structure of above-mentioned terminal box can also further be set.
In another kind of embodiment, the terminal box that the utility model provides can be L-type, the L-type terminal box comprises vertical part 11 and horizontal component 12, and vertically the sidewall of the outside of part 11 and frame 2 is fitted, and the inboard of horizontal component 12 and outside battery pack have level interval.
Adopt this structure, the plane figure of terminal box inside in the prior art is changed to stereoscopic arrangement, with above-mentioned bypass diode 111, sheet metal 112 is located in the above-mentioned vertical part 11, this structure is by changing parts layout type and the shell shape of terminal box, reduced dexterously the width of terminal box inward-outward direction, by reasonably arranging, can be so that the inboard of horizontal component 12 and outside battery pack have level interval, like this, the heat that terminal box produces can not pass to cell piece, thereby can not affect the heating efficiency of cell piece, guarantee the useful life of cell piece.This has wide range of applications so that above-mentioned terminal box is applicable to any solar module.And above-mentioned terminal box can not blocked cell piece in the solar module course of work, thereby guarantees that cell piece can absorb more sunlight, produces more heat, keeps higher operating efficiency.Therefore, the terminal box of this structure is particularly useful for the solar module that transparent back panel or both sides are provided with glass.
In another kind of embodiment, the heat conductive insulating medium of being located in the above-mentioned terminal box between sheet metal 112 and the frame 2 can be specially casting glue.
Because casting glue is a kind of high-heat-conductivity glue, its conductive coefficient is 11 times of conductive coefficient of air, and it has preferably insulating properties and resistance to pressure, therefore with its heat conductive insulating medium as terminal box, not only can guarantee the safety in utilization of terminal box, and strengthen the thermal diffusivity of terminal box.
On the basis of above-mentioned terminal box, the utility model also provides a kind of solar module, comprises many Battery packs and frame 2, also comprises aforesaid terminal box, and terminal box is fitted and is located at frame 2 inboards.
Because above-mentioned terminal box has above-mentioned technique effect, therefore, comprises that the solar module of this terminal box also should have corresponding technique effect, does not repeat them here.
Please refer to Fig. 3, Fig. 3 is the structural representation of solar module that the utility model provides in the terminal box installation place.
In another kind of embodiment, as shown in Figure 3, above-mentioned solar module comprises at least two terminal boxes 1, and at least two terminal boxes 1 are located in the frame 2 side by side, and at least two described terminal boxes 1 comprise the terminal box that is provided with electrode cable and the terminal box that is provided with the negative pole cable.Particularly, above-mentioned solar module can comprise three terminal boxes that are arranged side by side 1.Certainly, above-mentioned solar module can also comprise the terminal box 1 of other numbers.
Adopt this structure, the solar module of a terminal box only is set in the prior art of comparing, above-mentioned solar module can be saved convergent belt length, build-out, thereby reduces the assembly internal resistance, increases the generated output of assembly.
In another kind of embodiment, as shown in Figure 1, the top of above-mentioned frame 2 can also be provided with top board 21.
Particularly, the madial wall of above-mentioned top board 21 is positioned at the inboard of the madial wall of terminal box, and perhaps the madial wall of top board 21 flushes with the madial wall of terminal box.Adopt this structure; the top board 21 of frame 2 can block terminal box above terminal box; the butted line box plays certain protective effect; avoid terminal box owing to for a long time in the sunlight lower generation that causes the phenomenons such as housing cracking of being exposed to the sun, further strengthened solar module job stability, prolonged the working life of terminal box.
Can expect, the madial wall of above-mentioned top board 21 also can be positioned at the outside of the madial wall of terminal box, and the operating space that terminal box and frame joint are reserved is larger, convenient operation personnel's installation and removal.The user can select voluntarily according to self needs.
In another kind of embodiment, the lateral wall 113 of the vertical part 11 of above-mentioned terminal box is provided with through hole 114, and the embedding of heat conductive insulating medium is in through hole 114, and lateral wall 113 is bonding by viscose glue and frame.
Adopt this structure, above-mentioned terminal box has been saved a material identical with through hole 114 sizes.In the installation process of terminal box, only need pour casting glue to the outside of bypass diode 111 and sheet metal 112, until casting glue when reaching a certain amount of, is smeared viscose glue at lateral wall 113, then terminal box is adhered on the frame 2 and gets final product, this has improved the globality of solar module.In addition, the mode that connects by threaded fastener in the prior art of comparing, above-mentioned bonding connected mode has also further been saved trifling parts, has saved the raw material of terminal box, and has greatly simplified manufacturing, the course of processing of solar module.
Above a kind of solar module provided by the utility model and terminal box thereof are described in detail.Used specific case herein principle of the present utility model and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection range of the utility model claim.
Claims (10)
1. the setting of fitting of terminal box that is used for solar module, the frame of described terminal box and described solar module (2); It is characterized in that, the lateral wall (13) with described frame (2) applying setting of described terminal box lacks a part.
2. the terminal box for solar module according to claim 1, it is characterized in that, bypass diode (111), the sheet metal (112) of described terminal box inside directly fit on the sidewall of described frame (2) by the heat conductive insulating medium.
3. the terminal box for solar module according to claim 2, it is characterized in that, the housing of described terminal box is L-type, described L-type terminal box comprises vertical part (11) and horizontal component (12), the sidewall of the outside of described vertical part (11) and described frame (2) is fitted, and inboard and the outside battery pack of described horizontal component (12) have level interval.
4. the terminal box for solar module according to claim 3 is characterized in that, described heat conductive insulating medium is specially casting glue.
5. a solar module comprises a plurality of cell pieces and frame; It is characterized in that, also comprise each described terminal box such as claim 1-4, described terminal box is fitted and is located at described frame (2) inboard.
6. solar module according to claim 5, it is characterized in that, comprise at least two described terminal boxes (1), at least two described terminal boxes (1) are located in the described frame (2) side by side, and described at least two described terminal boxes (1) comprise the terminal box that is provided with electrode cable and are provided with the terminal box of negative pole cable.
7. solar module according to claim 5 is characterized in that, the top of described frame (2) is provided with top board (21).
8. solar module according to claim 7 is characterized in that, the madial wall of described top board (21) is positioned at the inboard of the madial wall of described terminal box, or the madial wall of described top board (21) flushes with the madial wall of described terminal box.
9. solar module according to claim 7 is characterized in that, the madial wall of described top board (21) is positioned at the outside of the madial wall of described terminal box.
10. solar module according to claim 5, it is characterized in that, the lateral wall (113) of described terminal box (1) is provided with through hole (114), the embedding of described heat conductive insulating medium is in described through hole (114), and described lateral wall (113) is bonding by viscose glue and described frame (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203377256U CN202651168U (en) | 2012-07-12 | 2012-07-12 | Solar cell module and junction box thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203377256U CN202651168U (en) | 2012-07-12 | 2012-07-12 | Solar cell module and junction box thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202651168U true CN202651168U (en) | 2013-01-02 |
Family
ID=47420225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203377256U Withdrawn - After Issue CN202651168U (en) | 2012-07-12 | 2012-07-12 | Solar cell module and junction box thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202651168U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
-
2012
- 2012-07-12 CN CN2012203377256U patent/CN202651168U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
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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 |
Granted publication date: 20130102 Effective date of abandoning: 20150715 |
|
| RGAV | Abandon patent right to avoid regrant |