CN209674950U - A kind of photovoltaic cable - Google Patents
A kind of photovoltaic cable Download PDFInfo
- Publication number
- CN209674950U CN209674950U CN201920752975.8U CN201920752975U CN209674950U CN 209674950 U CN209674950 U CN 209674950U CN 201920752975 U CN201920752975 U CN 201920752975U CN 209674950 U CN209674950 U CN 209674950U
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- inner sleeve
- flame
- air sac
- resistant layer
- proof abrasion
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Abstract
The utility model discloses a kind of photovoltaic cables, are related to cable field, including inner sleeve, are equipped with multiple air sac strips in inner sleeve, formation accommodation space against each other between every three air sac strips, are equipped with cable core in accommodation space.There is a problem of that shock resistance or extrusion performance are insufficient for the prior art; the utility model in inner sleeve by being arranged multiple air sac strips; utilize the accommodation space formed between every three air sac strips; it is laid with cable core; it is dispersed between air sac strip convenient for extraneous anti-extrusion impact will be come from, to protect cable core from damage.
Description
Technical field
The utility model relates to cable fields, more specifically, it relates to a kind of photovoltaic cable.
Background technique
Cable is usually every group by several or the cable of similar rope that several groups of conducting wires (every group at least two) are twisted
Mutually insulated between conducting wire, and be often twisted into around a center, entire outside is surrounded by the coating of high-insulation.Cable has
Interior energization, the feature of external insulation.Cable is made of sub-thread or stranded conductor and insulating layer, for connecting circuit, electric appliance etc..Too
Positive energy technology will become following one of the green energy resource technology, and solar energy or photovoltaic (PV) are increasingly extensive in Chinese application, remove political affairs
Mansion support photovoltaic power generation factory quickly grow except, private investor is also just actively founding the factory, plan go into operation global marketing too
Positive energy component.The application of photovoltaic cable is also increasingly extensive.
It is the Chinese patent of CN109346221A for a kind of existing photovoltaic cable, such as patent publication No., it discloses
A kind of photovoltaic cable, fixed frame, inner insulating layer, external insulation layer, enhancement layer, waterproof layer and oversheath, fixed frame are triangular form knot
Structure is equipped with cable core between three sides of fixed frame, and cable core is wrapped with inner insulating layer, and fixed frame is externally provided with shielding filled layer, screen
It covers filled layer and is externally provided with external insulation layer, external insulation layer is externally provided with waterproof layer, and waterproof layer is wrapped with enhancement layer, and enhancement layer is externally provided with
Oversheath.
In above-mentioned patent, the angle of fixed frame is arranged in cable core, after cable is by foreign impacts or extruding, fixed frame
Adjacent both sides it is close to each other, the angle of fixed frame shrinks the cable core for then squeezing and angle being arranged in, and cable core is caused to damage.
Utility model content
There is a problem of that shock resistance or extrusion performance are insufficient for the prior art, the purpose of the utility model is to provide one kind
Photovoltaic cable has the advantages that anti-extrusion impact property is strong.
To achieve the above object, the utility model provides following technical solution:
A kind of photovoltaic cable, including inner sleeve, are equipped with multiple air sac strips in the inner sleeve, between every three air sac strips
Formation accommodation space against each other is equipped with cable core in the accommodation space.
Through the above technical solutions, inner sleeve can pass through in use, if inner sleeve is received from extraneous impact or extruding
The impact force being subject to is passed to air sac strip by inner wall, since accommodation space is mutually to be abutted to be formed by three air sac strips, single gas
The pressure that capsule item can be subject to passes to adjacent air sac strip, so that the extruding to accommodation space is greatly reduced, to protect
Cable core therein is from damage；In addition, it is strong by the accommodation space stability that three air sac strips mutually abut formation, it is not easy to loosen,
Improve the stability of the utility model internal structure.
Further, the inner hole of the inner sleeve is triangular in shape, is worn in the inner sleeve there are three air sac strip, three gas
Capsule item is respectively arranged at three angles in the inner sleeve, and is abutted with the adjacent inner wall of the inner sleeve.
Through the above technical solutions, air sac strip is abutted with the adjacent inner wall of the inner sleeve, convenient for air sac strip absorb inner sleeve by
The impact or extruding force arrived.
Further, interior put on is arranged with flame-proof abrasion-resistant layer, is arranged between the flame-proof abrasion-resistant layer and the inner sleeve
There are the multiple cushioning supportive parts for being used to support the flame-proof abrasion-resistant layer.
It is held round through the above technical solutions, cushioning supportive part is used to support flame-proof abrasion-resistant layer, is convenient for the utility model
Winding storage.
Further, it is abutted with the flame-proof abrasion-resistant layer inner wall at three angles of the inner sleeve, the flame-proof abrasion-resistant layer
It is interior that the cushioning supportive part is provided at three sides of the inner sleeve.
Through the above technical solutions, inner sleeve is abutted with flame-proof abrasion-resistant layer inner wall, inner sleeve is avoided to slide in flame-proof abrasion-resistant layer.
Further, the cushioning supportive part includes the column that supports abutted with the sidewall of the inside race, described to support column side one
Multiple extended stabilizers are fixed with, the extended stabilizer is abutted far from described one end to column with the flame-proof abrasion-resistant layer inner wall.
Through the above technical solutions, extended stabilizer is abutted with flame-proof abrasion-resistant layer inner wall, branch supports for column and abuts with sidewall of the inside race,
To form the structure of support inner sleeve.
Further, it is described support column opened up close to the side of the inner sleeve it is fluted.
Through the above technical solutions, setting groove utilization is sucker principle, improves and support column relative to the steady of inner sleeve position
It is qualitative.
Further, the extended stabilizer is fixed with bolster far from described one end to column.
Through the above technical solutions, setting bolster adapts to the shape of flame-proof abrasion-resistant layer inner wall convenient for extended stabilizer, into one
Step improves the performance of the utility model protection cable core.
Further, the flame-proof abrasion-resistant layer inner wall is coated with flexible layer
Through the above technical solutions, setting flexible layer is matched convenient for the abutting between extended stabilizer and flame-proof abrasion-resistant layer inner wall
It closes.
Compared with prior art, the utility model has the beneficial effects that
(1) it is mutually abutted by three air sac strips and forms accommodation space, the pressure transmitting that single air sac strip can be subject to
To adjacent air sac strip, the extruding to accommodation space is greatly reduced, to protect cable core therein from damage；
(2) accommodation space of formation is mutually abutted by three air sac strips, stability is strong, is not easy to loosen, and it is practical to improve this
The stability of novel internal structure；
(3) further, by cushioning supportive part, flame-proof abrasion-resistant layer is supported to be held round, convenient for the volume of the utility model
Around storage.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the overall structure diagram of cushioning supportive part.
Appended drawing reference: 1, inner sleeve；2, air sac strip；3, accommodation space；4, cable core；5, flame-proof abrasion-resistant layer；6, cushioning supportive part；
7, column is supported；8, extended stabilizer；9, groove；10, bolster；11, flexible layer.
Specific embodiment
In order to keep the purpose of this utility model, technical scheme and beneficial effects clearer, below with reference to embodiment and attached
The utility model is described in further detail for figure, but the embodiments of the present invention is not limited only to this.
A kind of photovoltaic cable, as depicted in figs. 1 and 2, including cross section inner sleeve 1 triangular in shape, the inner hole of inner sleeve 1 is in etc.
It is worn along its length away from triangle, in inner sleeve 1 there are three air sac strip 2, three air sac strips 2 are located at three in inner sleeve 1
At a angle, each air sac strip 2 is abutted with the adjacent inner wall of inner sleeve 1, formation accommodation space against each other between three air sac strips 2
3, cable core 4 is equipped in accommodation space 3.In use, if inner sleeve 1, by external impacts or extruding, inner sleeve 1 can transmit the force to
The air sac strip 2 of inner wall, due to mutually abutting between three air sac strips 2, the impact or extruding that single air sac strip 2 is subject to are shared to phase
On adjacent air sac strip 2, to mitigate the extruding or impact to cable core 4 significantly, the damage of cable core 4 is effectively avoided.
It is arranged with flame-proof abrasion-resistant layer 5 in inner sleeve 1,5 cross section of flame-proof abrasion-resistant layer is in circular ring shape, equal at three angles of inner sleeve 1
It is abutted with 5 inner wall of flame-proof abrasion-resistant layer, inner sleeve 1 is avoided to slide in flame-proof abrasion-resistant layer 5, in three sides of inner sleeve 1 in flame-proof abrasion-resistant layer 5
Place is provided with the cushioning supportive part 6 for being used to support flame-proof abrasion-resistant layer 5.Setting flame-proof abrasion-resistant layer 5 can prevent extraneous open fire burn
Inner sleeve 1, plays the role of flameproof protection；Cushioning supportive part 6 supports flame-proof abrasion-resistant layer 5, it is ensured that flame-proof abrasion-resistant layer 5 is able to maintain circle
Shape, convenient for winding winding.
Cushioning supportive part 6 include abutted with 1 side wall of inner sleeve support column 7, open up to column 7 close to the side of inner sleeve 1 fluted
9, it is integrally fixed there are four extended stabilizer 8 to support 7 side of column, extended stabilizer 8 and is all made of silica gel to column 7 and is made, in use, supporting column
79 face of groove and 1 side wall of inner sleeve push against, and groove 9 is capable of forming sucker effect, improve and support column 7 relative to the steady of 1 position of inner sleeve
It is qualitative.Extended stabilizer 8 is abutted far from one end to column 7 with 5 inner wall of flame-proof abrasion-resistant layer, and extended stabilizer 8 is solid far from one end to column 7
Surely there is bolster 10, bolster 10 is spring made of plastic material, fire-retardant resistance to for improving the cushion performance of the utility model
It grinds 5 inner wall of layer and is coated with flexible layer 11, flexible layer 11 is made of elastic rubber, for further increasing the slow of the utility model
Shock stability is eaten up part of, effective protection cable core 4 avoids cable core 4 from being damaged by external impacts.
In summary:
When the utility model is used, it is mutually abutted by three air sac strips 2 and forms accommodation space 3, single air sac strip 2 can incite somebody to action
Its pressure being subject to passes to adjacent air sac strip 2, greatly reduces the extruding to accommodation space 3, to protect cable core 4 therein
From damage；The accommodation space 3 formed is mutually abutted by three air sac strips 2, stability is strong, is not easy to loosen, and it is practical to improve this
The stability of novel internal structure；By cushioning supportive part 6, flame-proof abrasion-resistant layer 5 is supported to be held round, convenient for the utility model
Being collected in winding manner.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of photovoltaic cable, which is characterized in that including inner sleeve (1), be equipped with multiple air sac strips (2) in the inner sleeve (1), often
Formation accommodation space (3) against each other between three air sac strips (2), the accommodation space (3) is interior to be equipped with cable core (4).
2. a kind of photovoltaic cable according to claim 1, which is characterized in that the inner hole of the inner sleeve (1) is triangular in shape, institute
It states and is worn in inner sleeve (1) there are three air sac strip (2), three air sac strips (2) are respectively arranged at three in the inner sleeve (1)
At angle, and abutted with the adjacent inner wall of the inner sleeve (1).
3. a kind of photovoltaic cable according to claim 2, which is characterized in that be arranged with flame-proof abrasion-resistant on the inner sleeve (1)
Layer (5), is provided between the flame-proof abrasion-resistant layer (5) and the inner sleeve (1) and is used to support the multiple of the flame-proof abrasion-resistant layer (5)
Cushioning supportive part (6).
4. a kind of photovoltaic cable according to claim 3, which is characterized in that at three angles of the inner sleeve (1) and institute
Flame-proof abrasion-resistant layer (5) inner wall abutting is stated, is provided at three sides of the inner sleeve (1) in the flame-proof abrasion-resistant layer (5) described
Cushioning supportive part (6).
5. a kind of photovoltaic cable according to claim 3 or 4, which is characterized in that the cushioning supportive part (6) includes and institute
That states inner sleeve (1) side wall abutting supports column (7), and described column (7) side of supporting integrally is fixed with multiple extended stabilizers (8), the extension
Stabilizer blade (8) is abutted far from described one end to column (7) with flame-proof abrasion-resistant layer (5) inner wall.
6. a kind of photovoltaic cable according to claim 5, which is characterized in that support column (7) are close to the inner sleeve (1)
Side opens up fluted (9).
7. a kind of photovoltaic cable according to claim 5, which is characterized in that the extended stabilizer (8) supports column far from described
(7) one end is fixed with bolster (10).
8. a kind of photovoltaic cable according to claim 3, which is characterized in that flame-proof abrasion-resistant layer (5) inner wall is coated with
Flexible layer (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920752975.8U CN209674950U (en) | 2019-05-23 | 2019-05-23 | A kind of photovoltaic cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920752975.8U CN209674950U (en) | 2019-05-23 | 2019-05-23 | A kind of photovoltaic cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209674950U true CN209674950U (en) | 2019-11-22 |
Family
ID=68575459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920752975.8U Active CN209674950U (en) | 2019-05-23 | 2019-05-23 | A kind of photovoltaic cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209674950U (en) |
-
2019
- 2019-05-23 CN CN201920752975.8U patent/CN209674950U/en active Active
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