CN202662642U - Photovoltaic junction box - Google Patents
Photovoltaic junction box Download PDFInfo
- Publication number
- CN202662642U CN202662642U CN2012203182972U CN201220318297U CN202662642U CN 202662642 U CN202662642 U CN 202662642U CN 2012203182972 U CN2012203182972 U CN 2012203182972U CN 201220318297 U CN201220318297 U CN 201220318297U CN 202662642 U CN202662642 U CN 202662642U
- Authority
- CN
- China
- Prior art keywords
- junction box
- photovoltaic junction
- connecting piece
- conductive connecting
- cavity
- 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
Links
Images
Classifications
-
- 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 photovoltaic junction box, which comprises a box body, a box cover, an electrical assembly and insulating and heat-conducting filling materials, wherein the box body and the box cover form a cavity; the electrical assembly is arranged in the cavity; and the filling materials are filled in the cavity and are quartz sand filling materials. By the technical scheme, the photovoltaic junction box has the advantages that quartz sand is used as the filling materials, and requirements on insulation, heat conduction, sealing and resistance of the junction box are met; and moreover, a manufacturing process is simple and convenient, and manufacturing time is short, so that the production efficiency of the photovoltaic junction box is effectively improved.
Description
Technical field
The utility model relates to solar photovoltaic assembly, is specifically related to a kind of photovoltaic junction box.
Background technology
Currently marketed terminal box kind generally adopts the housing of open back, being provided with the electrical equipment terminal in the housing is electrically connected each convergent belt of solar cell template electric energy output end with each input of electrical equipment terminal accordingly, cable extend into through the hole of housing one side in the housing and is electrically connected with the output stomidium of electrical equipment terminal opposite side, but because the existence of electrical equipment terminal, the volume of terminal box is large, poor radiation, and the cable entry port on the housing can cause the water resistance of product to descend.For this reason, the sealed terminal box that adopts the encapsulating mode to work it out utilizes heat conduction, insulation, the anti-resistance of silica gel to satisfy the demand of terminal box, but this mode manufacture craft trouble, curing time is long.
The utility model content
For solving the problems of the technologies described above, the purpose of this utility model is to provide a kind of photovoltaic junction box, satisfies the demand of terminal box insulation, heat conduction, sealing, anti-resistance, and manufacture craft is simple and convenient simultaneously, and Production Time is short, thus the production efficiency of Effective Raise product.
For achieving the above object, the technical solution of the utility model is as follows: a kind of photovoltaic junction box, comprise box body, lid, electric component, and described box body and described lid form cavity, and described electric component is arranged in the described cavity; Comprise that also described inserts is the quartz sand inserts for the inserts of filling insulating heat-conductive in the cavity.
Preferably, described electric component comprises diode, conductive connecting piece and cable brace, and described diode is electric to be connected between the described conductive connecting piece, described cable brace and the electrical connection of described conductive connecting piece.
Preferably, the terminals of the terminals of described conductive connecting piece and described cable brace are arranged on outside the described cavity.
Preferably, described diode is provided with at least one, and described conductive connecting piece is provided with at least two.
Preferably, the terminals of described conductive connecting piece are provided with sealing ring.
Preferably, the terminals of described cable brace are provided with sealing ring.
Preferably, also be provided with between described box body and the described lid for the sealing ring that seals
Adopt the beneficial effect of the technical program to be: by adopting quartz sand as inserts, satisfy the demand of terminal box insulation, heat conduction, sealing, anti-resistance, manufacture craft is simple and convenient simultaneously, and Production Time is short, thus the production efficiency of Effective Raise product.Quartz sand has higher thermal conductivity and insulation property, and with electric arc very large contact area is arranged, and is convenient to absorb arc energy, therefore electric arc is cooled off rapidly.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the utility model embodiment technology, the below will do to introduce simply to the accompanying drawing of required use in the embodiment technical description, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is main pseudosection of the present utility model.
Fig. 2 is plan structure schematic diagram of the present utility model.
Fig. 3 is electric component schematic diagram of the present utility model.
Numeral and the represented corresponding component title of letter among the figure:
1. box body 2. lids 3. electric components 4. quartz sand inserts 5. diodes 6. conductive connecting pieces 7. cable braces.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
As depicted in figs. 1 and 2, a kind of photovoltaic junction box of the present utility model comprises box body 1, lid 2, electric component 3, and box body 1 forms cavity with lid 2, and electric component 3 is arranged in the cavity; Comprise that also described inserts is quartz sand inserts 4 for the inserts of filling insulating heat-conductive in the cavity.Quartz sand has higher thermal conductivity and insulation property, and with electric arc very large contact area is arranged, and is convenient to absorb arc energy, therefore electric arc is cooled off rapidly.
As shown in Figure 3, electric component 3 comprises diode 5, conductive connecting piece 6 and cable brace 7, and diode 5 electrical connections are between conductive connecting piece 6, and cable brace 7 is electrically connected with conductive connecting piece 6.The terminals of the terminals of conductive connecting piece 6 and cable brace 7 are arranged on outside the cavity.In the present embodiment, diode 5 is provided with three, and conductive connecting piece 6 is provided with four, and four conductive connecting piece 6 intervals arrange, and form three intervals, and three diodes 5 are separately positioned in three intervals, and is electrically connected with the conductive connecting piece 6 at two ends respectively.Cable brace 7 respectively with the electrical connection of the conductive connecting piece at two ends, the left and right sides.
For further sealing, the terminals of conductive connecting piece are provided with sealing ring.The terminals of cable brace are provided with sealing ring.Also be provided with the sealing ring for sealing between box body and the described lid.Thereby improve the sealing of terminal box, guarantee can using for a long time of terminal box.
All the other are identical with embodiment 1, and difference is, diode 5 is provided with one, and conductive connecting piece 6 is provided with two, and two conductive connecting piece 6 intervals arrange, and form an interval, and diode 5 is arranged in the interval, and are electrically connected with the conductive connecting piece 6 at two ends.Cable brace 7 respectively with the electrical connection of the conductive connecting piece at two ends, the left and right sides.
Adopt the beneficial effect of the technical program to be: by adopting quartz sand as inserts, satisfy the demand of terminal box insulation, heat conduction, sealing, anti-resistance, manufacture craft is simple and convenient simultaneously, and Production Time is short, thus the production efficiency of Effective Raise product.Quartz sand has higher thermal conductivity and insulation property, and with electric arc very large contact area is arranged, and is convenient to absorb arc energy, therefore electric arc is cooled off rapidly.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model, in other embodiments realization.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. a photovoltaic junction box is characterized in that, comprises box body, lid, electric component, and described box body and described lid form cavity, and described electric component is arranged in the described cavity; Comprise that also described inserts is the quartz sand inserts for the inserts of filling insulating heat-conductive in the cavity.
2. a kind of photovoltaic junction box according to claim 1, it is characterized in that, described electric component comprises diode, conductive connecting piece and cable brace, and described diode is electric to be connected between the described conductive connecting piece, described cable brace and the electrical connection of described conductive connecting piece.
3. a kind of photovoltaic junction box according to claim 2 is characterized in that, the terminals of the terminals of described conductive connecting piece and described cable brace are arranged on outside the described cavity.
4. a kind of photovoltaic junction box according to claim 3 is characterized in that, described diode is provided with at least one, and described conductive connecting piece is provided with at least two.
5. a kind of photovoltaic junction box according to claim 4 is characterized in that, the terminals of described conductive connecting piece are provided with sealing ring.
6. a kind of photovoltaic junction box according to claim 4 is characterized in that, the terminals of described cable brace are provided with sealing ring.
7. a kind of photovoltaic junction box according to claim 1 is characterized in that, also is provided with the sealing ring for sealing between described box body and the described lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203182972U CN202662642U (en) | 2012-07-03 | 2012-07-03 | Photovoltaic junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203182972U CN202662642U (en) | 2012-07-03 | 2012-07-03 | Photovoltaic junction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202662642U true CN202662642U (en) | 2013-01-09 |
Family
ID=47457527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203182972U Expired - Fee Related CN202662642U (en) | 2012-07-03 | 2012-07-03 | Photovoltaic junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202662642U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102723395A (en) * | 2012-07-03 | 2012-10-10 | 常熟市福莱德连接器科技有限公司 | Photovoltaic junction box |
-
2012
- 2012-07-03 CN CN2012203182972U patent/CN202662642U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102723395A (en) * | 2012-07-03 | 2012-10-10 | 常熟市福莱德连接器科技有限公司 | Photovoltaic junction box |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203026535U (en) | Totally-gummed sealed solar junction box | |
| CN204180010U (en) | Split type photovoltaic junction box | |
| CN104362972A (en) | Split type photovoltaic terminal box with cable protection structure | |
| CN203788238U (en) | High-heat-dissipation pencil type junction box | |
| CN204180011U (en) | The split type photovoltaic junction box of tape cable operator guards | |
| CN204481759U (en) | Solar cell | |
| CN202662642U (en) | Photovoltaic junction box | |
| CN108540086A (en) | A kind of conductive module of solar battery connecting box | |
| CN202662641U (en) | Three-in-one type junction box for photovoltaic module | |
| CN203312337U (en) | Connection box for solar batteries | |
| CN102723395A (en) | Photovoltaic junction box | |
| CN207782750U (en) | A kind of conductive module of solar battery connecting box | |
| CN204272015U (en) | A kind of photovoltaic component terminal box | |
| CN201038138Y (en) | Photovoltaic diode | |
| CN203984345U (en) | A kind of photovoltaic component terminal box of being convenient to busbar connection | |
| CN207782751U (en) | A kind of modular fission terminal box | |
| CN202534666U (en) | Solar energy cell conjunction box | |
| CN203596793U (en) | Solar cell assembly | |
| CN202695438U (en) | Ultra-fast recovery rectified diode module for large current | |
| CN203827264U (en) | Heat-dissipation connecting box of solar panel | |
| CN107517037B (en) | A kind of terminal box of solar battery structure | |
| CN206865409U (en) | A kind of photovoltaic special DC anti-reverse device | |
| CN203536478U (en) | Power NI-MH (nickel-metal hydride) battery | |
| CN203984343U (en) | A kind of environment-friendly type photovoltaic component terminal box | |
| CN203827265U (en) | Solar connecting box with heat radiation structure |
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: 20130109 Termination date: 20140703 |
|
| EXPY | Termination of patent right or utility model |