CN208738495U - Photovoltaic generating system connector flameproof protection device - Google Patents
Photovoltaic generating system connector flameproof protection device Download PDFInfo
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- CN208738495U CN208738495U CN201821068682.XU CN201821068682U CN208738495U CN 208738495 U CN208738495 U CN 208738495U CN 201821068682 U CN201821068682 U CN 201821068682U CN 208738495 U CN208738495 U CN 208738495U
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- generating system
- photovoltaic generating
- system connector
- protection device
- flameproof protection
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Abstract
A kind of photovoltaic generating system connector flameproof protection device provided by the utility model, comprising: fire-proof high-temperature resistant ceramic protecting pipe, for housing in the slotting junction of photovoltaic generating system connector.The utility model is by fire-proof high-temperature resistant ceramic protecting pipe housing at fire-proof high-temperature resistant ceramic protecting pipe; improve the security reliability of photovoltaic generating system DC side electric connecting point; reduce security risk risk point; it avoids photovoltaic connector simultaneously to be directly exposed in open-air atmosphere, its service life can be improved.
Description
Technical field
The utility model relates to photovoltaic generating system connector flameproof protection engineering device technique fields, and in particular to a kind of photovoltaic
Electricity generation system connector flameproof protection device.
Background technique
In recent years, the increasing for putting into effect dynamics therewith with country to photovoltaic new energy items encouragement policy, photovoltaic hair
Electric system has obtained unprecedented development.From photovoltaic generating system application scenarios, can be divided into: centralized photovoltaic generating system (site:
Gobi, desert, beach), distributed photovoltaic power generation system (site: industry and commerce roof, the at village level poverty alleviation in ground) and household use up
Photovoltaic generating system (site: resident roof).
Status in the application of distributed photovoltaic power generation system has: site is more dispersed, and systems most is installed on industrial color steel
On tile roof, site itself and surrounding enviroment differ greatly, and majority is installed on denser population area, and project itself is to photovoltaic
More stringent requirements are proposed for the fire safety of system.
Photovoltaic system power generation characteristics: photovoltaic system power generation, which is illuminated by the light, to be affected, and the sunlight moment is in fluctuation status,
Especially maximum is influenced when by shadow occlusion.Photovoltaic generating system DC side, be by N number of photovoltaic module by series connection and
Form connection in parallel is converged.There are N number of direct current tie points in system.Existing industry photovoltaic module is usually to pass through " light
Lie prostrate connector and insert connection " form electric loop realization electric energy transmission.The undulation of photovoltaic generating system characteristic, solar irradiation is easy
Cause photovoltaic connector to insert junction and generates " direct current drawing electric arc " bad phenomenon.Direct current arcing, easily leads to photovoltaic connector
It inserts junction and generates high temperature or the inflammable and explosive environment generation fire of dust.
Existing distributed photovoltaic power generation system, photovoltaic module are usually after being concatenated by photovoltaic connector directly by " photovoltaic
Connector " is placed in roof color steel tile or on support guide, and there are many places security risks.Often have because of connector mismatch, connect
Touch bad, direct current arcing generation connector fusing, roof is burnt, the generation of operation maintenance personnel electric shock and other safety accidents.
For example, number of patent application be CN106848725A " a kind of photovoltaic connector " its by photovoltaic connector concatenation after
Directly " photovoltaic connector " is placed in roof color steel tile or on support guide, is easy to happen because of connector mismatch, contact
Bad, direct current arcing generates connector fusing, operation maintenance personnel electric shock and other safety accidents.
Utility model content
(1) technical problems to be solved
The purpose of the utility model is to provide a kind of photovoltaic generating system connector flameproof protection devices, solve existing
Directly " photovoltaic connector " is placed in roof color steel tile after photovoltaic connector concatenation or on support guide, is easy to happen because even
Connect the defect of device mismatch, poor contact, the fusing of direct current arcing generation connector, operation maintenance personnel electric shock and other safety accidents.
(2) technical solution
In order to solve the above-mentioned technical problem, a kind of photovoltaic generating system connector flameproof protection dress provided by the utility model
It sets, comprising: fire-proof high-temperature resistant ceramic protecting pipe, for housing in the slotting junction of photovoltaic generating system connector.This is practical new
Fire-proof high-temperature resistant ceramic protecting pipe housing at fire-proof high-temperature resistant ceramic protecting pipe, is improved photovoltaic generating system DC side electricity by type
The security reliability of gas tie point reduces security risk risk point, while avoiding photovoltaic connector and being directly exposed to outdoor ring
In border, its service life can be improved.Connector after being socketed by fire-proof high-temperature resistant ceramic protecting pipe can be placed directly in roof
It in color steel tile, on support guide or is embedded in roofing insulation, even if junction connector occurs because of connection caused by electric arc
The bad phenomenons such as device high temperature melting, on fire can also prevent to contact with the direct of roofing, improve the safety of entire photovoltaic system,
It is more applicable for using in BAPV and BIPV system.Fire-proof high-temperature resistant ceramic protecting pipe has characteristics that 1) physical characteristic:
High-melting-point, high rigidity, high-wearing feature, resistance to oxidation belong to inorganic matter, non-corrosive, safe and reliable；2) electric property: insulator,
It is matched with photovoltaic connector and plays the role of electrical isolation；3) installation convenience: plug-in type+retaining clip spring structure, Yi Wei
It protects, is easy to install.
Preferably, further include several retaining parts, be fixed on fire-proof high-temperature resistant ceramic protecting pipe, for limiting photovoltaic hair
Electric system connector is skidded off from fire-proof high-temperature resistant ceramic protecting pipe.
Preferably, two sides are equipped at least two mounting structures to the fire-proof high-temperature resistant ceramic protecting pipe along its length, use
In fixed retaining part.
Preferably, mounting structure described in two is located at the width direction two sides of photovoltaic generating system connector.
Preferably, the mounting structure includes upper installing hole and lower mounting hole, and the retaining part is inserted into upper installing hole simultaneously
With lower mounting hole.
Preferably, the upper installing hole and lower mounting hole are on same central axes.
Preferably, the retaining part includes the limit end of arc and the extension that extends downwardly, the extension end
With the clamping part bent outward.
Preferably, the retaining part after one metal wire bending by forming.
(3) beneficial effect
A kind of photovoltaic generating system connector flameproof protection device provided by the utility model, has the advantage that
1, the utility model improves light by fire-proof high-temperature resistant ceramic protecting pipe housing at fire-proof high-temperature resistant ceramic protecting pipe
The security reliability of photovoltaic generating system DC side electric connecting point reduces security risk risk point, while avoiding photovoltaic connection
Device is directly exposed in open-air atmosphere, its service life can be improved.
Detailed description of the invention
Fig. 1 is the photovoltaic generating system connector flameproof protection device cross-section structure signal of the embodiments of the present invention 1
Figure；
Fig. 2 is that the side view structure of the photovoltaic generating system connector flameproof protection device of the embodiments of the present invention 1 is shown
It is intended to；
Fig. 3 is the fire-proof high-temperature resistant of the photovoltaic generating system connector flameproof protection device of the embodiments of the present invention 1
Ceramic protecting pipe overlooking structure diagram；
Fig. 4 is that the side view structure of the photovoltaic generating system connector flameproof protection device of the embodiments of the present invention 2 is shown
It is intended to；
Fig. 5 is the supporting piece structure of the photovoltaic generating system connector flameproof protection device of the embodiments of the present invention 2
Schematic diagram.
1, fire-proof high-temperature resistant ceramic protecting pipe；2, retaining part；3, mounting structure；4, upper installing hole；5, lower mounting hole；6, it limits
Position end；7, extension；8, clamping part；9, supporting element；10, fastening part；11, bottom is along portion；12, folder hole；100, photovoltaic power generation system
System connector.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Example is not intended to limit the scope of the present invention for illustrating the utility model.
Embodiment 1:
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of photovoltaic generating system connector flameproof protection provided by the utility model
Device, comprising: fire-proof high-temperature resistant ceramic protecting pipe 1, for housing in the slotting junction of photovoltaic generating system connector 100；With
And several retaining parts 2, it is fixed on fire-proof high-temperature resistant ceramic protecting pipe, for limiting photovoltaic generating system connector from fire prevention
Refractory ceramics protection pipe skids off.
Two sides are equipped at least two mounting structures 3 to the fire-proof high-temperature resistant ceramic protecting pipe along its length, for fixing
Retaining part.The retaining part is formed after being bent by an one metal wire.Mounting structure described in two is located at photovoltaic power generation system
The width direction two sides of system connector.The mounting structure includes upper installing hole 4 and lower mounting hole 5, and the retaining part is inserted simultaneously
Enter upper installing hole and lower mounting hole.The upper installing hole and lower mounting hole are on same central axes.The retaining part includes arc
The limit end 6 of shape and the extension 7 extended downwardly, the extension end have the clamping part 8 bent outward.The limit
The size of position end is greater than the outer diameter of upper installing hole.
When the embodiments of the present invention are implemented, before the male plug of photovoltaic generating system connector and female plug grafting, it will prevent
Fiery refractory ceramics protection pipe is inserted in male plug or female plug side, is combined using male plug with female plug, and retaining part is inserted into simultaneously
In mounting hole and lower mounting hole, the two sides of retaining part extension are bent, form the clamping part to extend outward.
Embodiment 2:
Embodiment 2 the difference from embodiment 1 is that, retaining part lower part is additionally provided with equipped with supporting element 9, the supporting element
By being formed after one metal wire bending；The supporting element is with the fastening part 10 for after overlapping up and down being in 8-shaped and is located at fastening part
The bottom of end is along portion 11；There are two folder holes 12 for the fastening part tool.It uses the lower end that supporting element is located at photovoltaic generating system connector
In support photovoltaic generating system connector.
When the present embodiment is implemented, the extension of retaining part be each passed through two folder holes in fastening part realize it is fixed,
Embodiment 3:
A kind of photovoltaic generating system connector flameproof protection device provided by the utility model, comprising: fire-proof high-temperature resistant pottery
Porcelain protection pipe, for housing in the slotting junction of photovoltaic generating system connector.
The various embodiments described above are merely to illustrate the utility model, wherein the structure of each component, connection type etc. are all can be with
It is varied, all equivalents and improvement carried out on the basis of technical solutions of the utility model should not exclude
Except the protection scope of the utility model.
Claims (8)
1. a kind of photovoltaic generating system connector flameproof protection device characterized by comprising
Fire-proof high-temperature resistant ceramic protecting pipe, for housing in the slotting junction of photovoltaic generating system connector；It further include several
Retaining part is fixed on fire-proof high-temperature resistant ceramic protecting pipe, is made pottery for limiting photovoltaic generating system connector from fire-proof high-temperature resistant
Porcelain protection pipe skids off.
2. photovoltaic generating system connector flameproof protection device as described in claim 1, which is characterized in that the resistance to height of fire prevention
Two sides are equipped at least two mounting structures to warm ceramic protecting pipe along its length, for fixing retaining part.
3. photovoltaic generating system connector flameproof protection device as claimed in claim 2, which is characterized in that peace described in two
Assembling structure is located at the width direction two sides of photovoltaic generating system connector.
4. photovoltaic generating system connector flameproof protection device as claimed in claim 3, which is characterized in that the mounting structure
Including upper installing hole and lower mounting hole, the retaining part is inserted into upper installing hole and lower mounting hole simultaneously.
5. photovoltaic generating system connector flameproof protection device as claimed in claim 4, which is characterized in that the upper installing hole
It is on same central axes with lower mounting hole.
6. the photovoltaic generating system connector flameproof protection device as described in claims 1 or 2 or 3 or 4 or 5, which is characterized in that
The retaining part includes the limit end of arc and the extension that extends downwardly, and the extension end has to be bent outward
Clamping part.
7. photovoltaic generating system connector flameproof protection device as claimed in claim 6, which is characterized in that the retaining part by
It is formed after the bending of one one metal wire.
8. photovoltaic generating system connector flameproof protection device as claimed in claim 6, which is characterized in that under the retaining part
Portion is additionally provided with supporting element, and the supporting element is formed after being bent by an one metal wire；The supporting element is in 8 words after having upper and lower overlap
The fastening part of shape and positioned at fastening part end bottom along portion；There are two folder holes for the fastening part tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821068682.XU CN208738495U (en) | 2018-07-06 | 2018-07-06 | Photovoltaic generating system connector flameproof protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821068682.XU CN208738495U (en) | 2018-07-06 | 2018-07-06 | Photovoltaic generating system connector flameproof protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208738495U true CN208738495U (en) | 2019-04-12 |
Family
ID=66026755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821068682.XU Active CN208738495U (en) | 2018-07-06 | 2018-07-06 | Photovoltaic generating system connector flameproof protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208738495U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB202109882D0 (en) | 2021-07-08 | 2021-08-25 | Viridian Concepts Ltd | Fire enclosure |
| EP4160830A1 (en) | 2021-09-29 | 2023-04-05 | Urszula Binda | Housing of electrical connectors with an autonomous fire prevention system and protection method of electrical connectors |
-
2018
- 2018-07-06 CN CN201821068682.XU patent/CN208738495U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB202109882D0 (en) | 2021-07-08 | 2021-08-25 | Viridian Concepts Ltd | Fire enclosure |
| GB2608637A (en) | 2021-07-08 | 2023-01-11 | Viridian Solar Ltd | Fire enclosure |
| WO2023281066A1 (en) | 2021-07-08 | 2023-01-12 | Viridian Solar Limited | Fire enclosure |
| EP4160830A1 (en) | 2021-09-29 | 2023-04-05 | Urszula Binda | Housing of electrical connectors with an autonomous fire prevention system and protection method of electrical connectors |
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