CN206575380U - A kind of solar photovoltaic assembly terminal box - Google Patents
A kind of solar photovoltaic assembly terminal box Download PDFInfo
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- CN206575380U CN206575380U CN201720155409.XU CN201720155409U CN206575380U CN 206575380 U CN206575380 U CN 206575380U CN 201720155409 U CN201720155409 U CN 201720155409U CN 206575380 U CN206575380 U CN 206575380U
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- sealing
- sealing strip
- embedding pin
- groove
- terminal box
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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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 discloses the solar photovoltaic assembly terminal box that a kind of sealing property is excellent, waterproof and other effects can be effectively played, the terminal box includes Shang Gai and lower box, upper lid is arranged on lower box, lower box upper surface surrounding has the first sealing strip and the second sealing strip of protrusion, and the first seal groove is formed between the first sealing strip and the second sealing strip；Outside the first sealing strip, the both sides of lower box have caulking groove, the downside of lower box has the first cable outlet and the second cable outlet, there is the first embedding pin and second that links closely to link closely embedding pin for the both sides of first cable outlet, and there is the 3rd embedding pin and the 4th that links closely to link closely embedding pin for the both sides of the second cable outlet；The upper lid back side has the 3rd sealing strip and the 4th sealing strip of protrusion, and the second seal groove is formed between cover rim and the 3rd sealing strip, the 3rd seal groove is formed between the 3rd sealing strip and the 4th sealing strip；3rd sealing strip is fastened in the first seal groove, and the second sealing strip is fastened in the 3rd seal groove, forms sealing structure.
Description
Technical field
The utility model is related to a kind of terminal box, specifically a kind of terminal box applied to solar photovoltaic assembly.
Background technology
During Development of Human Civilization, the mankind constantly ask for the various energy of suitable survival and development from nature,
But conventional petrochemical energy reserves is rapid exhausted just with the high development of human civilization, and traditional fossil energy uses process
The environmental pollution of middle generation and greenhouse effects are causing a series of ecocatastrophes.In order to reduce atmosphere pollution, protection mankind's life
State environment, the supply steady in a long-term for ensureing the energy, it is necessary to the Implement of sustainable development strategy, are altered in steps existing energy resource structure,
Devoting Major Efforts To Developing utilizes new energy, and this turns into the common recognition of various countries.In new regenerative resource, photovoltaic generation and wind-power electricity generation hair
Exhibition is most fast, and solar energy power generating have become industrialized development after field of renewable energy relaying wind-power electricity generation it is most fast,
Maximum industry.Solar assembly junction box is used as the power transmission of photovoltaic cell and the core component of performance guarantee, its performance
It directly affects the electrical efficiency and reliability of photovoltaic plant.Terminal box design is a collection electrical design, Machine Design and material
The cross-cutting comprehensive design that material science is combined, on the premise of photovoltaic system equipment standard is met, solar components wiring
The design of box:On the one hand it must is fulfilled for (the requirement of mechanical performance：It is small and attractive in appearance that junction box body should not only be designed, it is easy to is molded
Shaping, assembling will meet requirement of UL1703, IEC61215 and GB/T4798.6 standard to impulsive force with safeguarding,
Connection cable can guarantee that safe and stable operation under tension or torquing forces；On the other hand, solar assembly junction box
Design should make it have excellent electrical security：Not only there is relatively low bulk resistor to reduce what terminal box was brought as far as possible
Power attenuation, and internal temperature effectively is reduced with good radiating mode and rational cavity volume, to meet electrically
Safety requirements, at the same improve the electric clearance of terminal box by using high-insulativity material and Design of Mechanical Structure and climb electricity away from
From so as to lift the security of terminal box；Using high electrical security diode and improve its packaged type in terminal box
Photovoltaic cell is damaged with avoiding or reducing hot spot phenomenon；What is more important cell material should have excellent anti-aging, resistance to
UV resistance, while box body has good waterproof and dustproof sealing design protection (degree of protection IP67), be satisfied with illumination,
Use actual effect under the severe environmental conditions of the outdoor such as sleet was up to 25 years requirements above.In recent years, with photovoltaic plant scale
The fast development of business application and the raising of photovoltaic system equipment standard requirement, the current carrying capacity increasingly increased is (at present most
High current can reach 30A) caloric value of component in solar assembly junction box is increased, therefore, how to ensure solar energy group
Waterproof and dustproof sealing protection of the part terminal box in the service life time limit under outdoor severe environmental conditions, which turns into, determines that it is used
The key issue of reliability.
Utility model content
The purpose of this utility model is to provide a kind of solar photovoltaic assembly terminal box, and the terminal box has excellent sealing
Performance.
In order to reach above-mentioned technical purpose, the technical solution of the utility model is：
A kind of solar photovoltaic assembly terminal box, including Shang Gai and lower box, the upper lid are arranged on lower box, the lower box
Upper surface surrounding has the first sealing strip and the second sealing strip of protrusion, is formed between first sealing strip and the second sealing strip
There is the first seal groove；Outside first sealing strip, the both sides of the lower box have caulking groove, and the downside of the lower box has first
There is the first embedding pin and second that links closely to link closely for cable outlet and the second cable outlet, the both sides of the first cable outlet
There is the 3rd embedding pin and the 4th that links closely to link closely embedding pin for embedding pin, the both sides of the second cable outlet；The back side tool of the upper lid
Have cover rim, on the inside of the cover rim, the upper lid back side have protrusion the 3rd sealing strip and the 4th sealing strip, the cover rim with
The second seal groove is formed between 3rd sealing strip, the 3rd sealing is formed between the 3rd sealing strip and the 4th sealing strip
Groove；When upper lid and lower casing are closed, the 3rd sealing strip is fastened in the first seal groove, and the second sealing strip is fastened on the 3rd sealing
In groove, sealing structure is formed；The both sides of the upper lid have embedding pin, and the embedding pin is corresponding with caulking groove, and embedding pin is fastened in caulking groove,
Having below for the upper lid is covered on first on lid and second, covers corresponding with the first cable outlet on described first, first is tight
Detain embedding pin and the second embedding pin that links closely is fastened on first on lid, the 3rd links closely embedding pin and the 4th embedding pin that links closely is fastened on second and covered
On；Sealing is offered on the upper lid, for completing to be provided with envelope in its performance for detecting terminal box, the sealing in assembling
Lid, the capping is fastened in sealing.
Specifically, preferably, the sealing side, which has, is provided with sealing ring in sealing groove, the sealing groove, the capping back of the body
Face has chimb, when the sealing engages with capping, and the chimb is with being provided with sealing ring formation sealing structure in sealing groove.
Specifically, in order to which capping is arranged in sealing, the upper side and lower side of the capping is respectively provided with more than one the
There is the groove being engaged with first projection, the capping is connected to envelope by the first projection in one projection, the sealing
Fastening state is reached in the groove of mouth.
For the fastness connected between Shang Gai and lower box, the upside of the upper lid has bayonet socket, the upside of the lower box
With the second projection being fastened in bayonet socket.
In order to strengthen the firmness of upper lid groove, side is covered on described, the groove is provided with boss.
For the jail strengthened on first lid and the first cable outlet, connected between lid and the second cable outlet on second
Soundness, described first link closely embedding pin, second link closely embedding pin it is symmetrical and inwardly roll it is oblique, the described 3rd link closely embedding pin, the 4th link closely
Embedding pin is symmetrical and inwardly rolls oblique.
Fluid sealant is filled with first seal groove, the second seal groove and the 3rd seal groove.
Terminal box sealing property of the present utility model is excellent, waterproof and dustproof and other effects can be effectively played, in photovoltaic generation
In system, reduce because causing the probability of whole photovoltaic system collapse the problems such as terminal box is intake, improve the stability of photovoltaic system.
Brief description of the drawings
Fig. 1 is upper lid front schematic view.
Fig. 2 is upper lid reverse side schematic diagram.
Fig. 3 is capping schematic diagram.
Fig. 4 is lower box front schematic view.
Fig. 5 is lower box reverse side schematic diagram
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
As Figure 1-5, a kind of solar photovoltaic assembly terminal box, including upper lid (are such as schemed with lower box (as shown in Figure 1, 2)
Shown in 5), the upper lid is arranged on lower box, is provided with metal connecting sheet, the metal connecting sheet and is pacified in the box body of the lower box
Equipped with multiple diodes, metal connecting sheet is connected with conductive lead wire.The lower box upper surface surrounding has the first sealing of protrusion
The first seal groove is formed between the sealing strip 13 of side 12 and second, the sealing strip 13 of the first sealing strip 12 and second；Described
Outside first sealing strip 12, the both sides of the lower box have a caulking groove 18, and the downside of the lower box has the first cable outlet 2 and the
There is the first embedding pin 14 and second that links closely to link closely embedding pin 15, institute for two cable outlets 21, the both sides of the first cable outlet 2
Stating the both sides of the second cable outlet 21, there is the 3rd embedding pin 16 and the 4th that links closely to link closely embedding pin 17；The back side of the upper lid has
Cover rim 3, in the inner side of cover rim 3, the upper lid back side has the 3rd sealing strip 4 and the 4th sealing strip 5 of protrusion, the cover rim
3 and the 3rd are formed with the second seal groove between sealing strip 4, and the 3rd is formed between the 3rd sealing strip 4 and the 4th sealing strip 5
Seal groove；When upper lid and lower casing are closed, the 3rd sealing strip 4 is fastened in the first seal groove, and the second sealing strip 13 is fastened on
In 3rd seal groove, formed in sealing structure, first seal groove, the second seal groove and the 3rd seal groove filled with sealing
Glue.Fluid sealant is from the professional fluid sealant of solar cell module.
The both sides of the upper lid have embedding pin 1, and embedding pin 1 and caulking groove 18 correspondence, embedding pin 1 is fastened in caulking groove 18, institute
Stating the following of lid has on first lid 22 on lid 23 on lid 22 and second, described first corresponding with the first cable outlet 2, the
One links closely embedding pin 14 and the second embedding pin 15 that links closely is fastened on first on lid 22, and the 3rd embedding pin 16 and the 4th that links closely links closely embedding pin 17
On lid 23 is fastened on second
Offered on the upper lid and capping is installed in sealing 24, the sealing 24,24 sides of the sealing have sealing groove, institute
State and sealing ring is installed in sealing groove, the capping back side has chimb 10, the capping is fastened in sealing 24, i.e., described sealing
24 with capping when engage, and being provided with sealing ring in the chimb and sealing groove forms sealing structure.
Specifically, in order to which capping is arranged in sealing 24, the upper side and lower side of the capping is respectively provided with more than one
There is the groove being engaged with first projection 9 in first projection 9, the sealing 24, the capping passes through the mistake of the first projection 9
The mode of cooperation of being full of is connected in the groove of sealing and reaches fastening state.
For the fastness connected between Shang Gai and lower box, the upside of the upper lid has bayonet socket 6, the upside of the lower box
With the second projection 11 being fastened in bayonet socket 6, the second projection 11 is connected to by way of interference fit in bayonet socket 6.
In the groove that sealing 24 is connected to due to the mode that the first projection 9 is interference fitted, therefore, the firmness of groove is determined
Clamping stability, in order to strengthen the firmness of upper lid groove, covers side, the groove is provided with boss on described
25。
In order to strengthen on first on the cable outlet 2, second of lid 22 and first between the cable outlet 21 of lid 23 and second
The firmness of connection, described first link closely embedding pin 14, second link closely embedding pin 15 it is symmetrical and inwardly roll it is oblique, the described 3rd link closely it is embedding
The embedding pin 17 that links closely of pin the 16, the 4th is symmetrical and inwardly roll oblique.
Above-described embodiment does not limit the utility model in any way, every by the way of equivalent substitution or equivalent transformation
The technical scheme of acquisition is all fallen within protection domain of the present utility model.
Claims (8)
1. a kind of solar photovoltaic assembly terminal box, it is characterised in that including Shang Gai and lower box, the upper lid is arranged on lower box,
The lower box upper surface surrounding has the first sealing strip and the second sealing strip of protrusion, first sealing strip and the second sealing strip
Between be formed with the first seal groove；Outside first sealing strip, the both sides of the lower box have caulking groove, the downside of the lower box
With the first cable outlet and the second cable outlet, the both sides of the first cable outlet have first link closely embedding pin and
Second links closely embedding pin, and there is the 3rd embedding pin and the 4th that links closely to link closely embedding pin for the both sides of the second cable outlet；The upper lid
The back side there is cover rim, on the inside of the cover rim, the upper lid back side have protrusion the 3rd sealing strip and the 4th sealing strip, institute
State and the second seal groove is formed between cover rim and the 3rd sealing strip, is formed between the 3rd sealing strip and the 4th sealing strip
Three seal grooves；When upper lid and lower casing are closed, the 3rd sealing strip is fastened in the first seal groove, and the second sealing strip is fastened on the
In three seal grooves, sealing structure is formed；The both sides of the upper lid have embedding pin, and the embedding pin is corresponding with caulking groove, and embedding pin is fastened on
In caulking groove, having below for the upper lid is covered on first on lid and second, covers corresponding with the first cable outlet on described first,
First links closely embedding pin and the second embedding pin that links closely is fastened on first on lid, and the 3rd links closely embedding pin and the 4th embedding pin that links closely is fastened on the
On two on lid；Offered on the upper lid and capping is installed in sealing, the sealing, the capping is fastened in sealing.
2. a kind of solar photovoltaic assembly terminal box according to claim 1, it is characterised in that：The sealing side has envelope
Sealing ring is installed, the capping back side has chimb, when the sealing engages with capping, the chimb in groove, the sealing groove
With being provided with sealing ring formation sealing structure in sealing groove.
3. a kind of solar photovoltaic assembly terminal box according to claim 1, it is characterised in that：The upside of the capping and
Downside, which is respectively provided with, has the groove being engaged with first projection, the envelope in more than one first projection, the sealing
Lid is connected in the groove of sealing by the first projection reaches fastening state.
4. a kind of solar photovoltaic assembly terminal box according to claim 3, it is characterised in that：The upside tool of the upper lid
There is bayonet socket, the upside of the lower box has the second projection being fastened in bayonet socket.
5. a kind of solar photovoltaic assembly terminal box according to claim 4, it is characterised in that：Side is covered on described,
The groove is provided with boss.
6. a kind of solar photovoltaic assembly terminal box according to claim 1, it is characterised in that：Described first link closely it is embedding
Pin, the second embedding pin that links closely are symmetrical and inwardly roll oblique.
7. a kind of solar photovoltaic assembly terminal box according to claim 1, it is characterised in that：Described 3rd link closely it is embedding
Pin, the 4th embedding pin that links closely are symmetrical and inwardly roll oblique.
8. a kind of solar photovoltaic assembly terminal box according to claim 1, it is characterised in that：First seal groove,
Fluid sealant is filled with second seal groove and the 3rd seal groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720155409.XU CN206575380U (en) | 2017-02-21 | 2017-02-21 | A kind of solar photovoltaic assembly terminal box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720155409.XU CN206575380U (en) | 2017-02-21 | 2017-02-21 | A kind of solar photovoltaic assembly terminal box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206575380U true CN206575380U (en) | 2017-10-20 |
Family
ID=60058647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720155409.XU Active CN206575380U (en) | 2017-02-21 | 2017-02-21 | A kind of solar photovoltaic assembly terminal box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206575380U (en) |
-
2017
- 2017-02-21 CN CN201720155409.XU patent/CN206575380U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200825 Address after: 201306 building C, No. 888, Huanhu West 2nd Road, Lingang New Area, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai Patentee after: Shanghai 300 million new energy Co., Ltd Address before: Suzhou City, Jiangsu province 215500 Changshou City Changkun Industrial Park Patentee before: JIANGSU FAVOUR AUTOMOTIVE NEW STUFF SCI-TECH Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210812 Address after: 255418 10-1, Bay building, No. 1, Fenghuangshan Road, Fenghuang Town, Linzi District, Zibo City, Shandong Province Patentee after: Shandong Zhongneng Technology Co.,Ltd. Address before: 201306 building C, No. 888, Huanhu West 2nd Road, Lingang New District, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai Patentee before: Shanghai 300 million new energy Co., Ltd |
|
| TR01 | Transfer of patent right |