CN208351988U - A kind of crosslinked polyetylene insulated pvc sheath cable of antidetonation fire resisting - Google Patents
A kind of crosslinked polyetylene insulated pvc sheath cable of antidetonation fire resisting Download PDFInfo
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- CN208351988U CN208351988U CN201820963443.4U CN201820963443U CN208351988U CN 208351988 U CN208351988 U CN 208351988U CN 201820963443 U CN201820963443 U CN 201820963443U CN 208351988 U CN208351988 U CN 208351988U
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- chloride insulating
- flame
- polyvinyl chloride
- insulating sheath
- proof polyvinyl
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Abstract
The utility model discloses a kind of crosslinked polyetylene insulated pvc sheath cables of antidetonation fire resisting, including flame-proof polyvinyl chloride insulating sheath, shock absorber part, fire retardant storage tape and cross-linked polrvinyl chloride insulating layer, the surface of flame-proof polyvinyl chloride insulating sheath is provided with limiting slot, the inside of limiting slot is plugged with shock absorber part, flame-proof polyvinyl chloride insulating sheath is internally provided with connection separation layer, fire retardant storage tape is fixedly connected between connection separation layer and the inner wall of flame-proof polyvinyl chloride insulating sheath, fire retardant storage tape is provided with multiple, adhesive sheet is provided between multiple fire retardant storage tapes；On flame-proof polyvinyl chloride insulating sheath surface, shock absorber part is set, improve the anti-seismic performance between flame-proof polyvinyl chloride insulating sheath and the contact surface of external object, it avoids causing due to prolonged strenuous vibration the bending repeatedly of wire body inside flame-proof polyvinyl chloride insulating sheath and is broken, while expanding the scope of application of flame-proof polyvinyl chloride insulating sheath.
Description
Technical field
The utility model relates to jacketed cable technical field, specially a kind of crosslinked polyetylene insulated polychlorostyrene second of antidetonation fire resisting
Alkene jacketed cable.
Background technique
Jacketed cable refers to single or multiple core cord with restrictive coating, and with the safer of sheath, we are most common " to be protected
Cover line ", one layer of white polyvinyl chloride sheath, the inside covers several BV lines, and this line is usually copper conductor, in addition to outside conducting wire
Have outside a layer insulating, there are also a protective layer outside conducting wire, sheathed cable is divided into hard sheathed cable and two kinds of soft sheathed cable, root
It is divided into round sheathed cable and flat sheathed cable according to application environment and shape, general circle sheathed cable is multicore, and flat is usually single；
In the prior art, the anti-seismic performance of jacketed cable is poor, reduces its scope of application significantly；And traditional sheath
The insulation performance of cable is preferable, but fire resistance is poor, and after causing house fire, the emergency set of passageway for fire apparatus is not available；
For this purpose, the utility model proposes a kind of crosslinked polyetylene insulated pvc sheath cables of antidetonation fire resisting.
Utility model content
The purpose of this utility model is to provide a kind of crosslinked polyetylene insulated pvc sheath cable of antidetonation fire resisting, with
Solve the problems mentioned above in the background art.
To achieve the above object, the utility model provides the following technical solutions: a kind of antidetonation fire resisting is crosslinked polyetylene insulated
Pvc sheath cable, including flame-proof polyvinyl chloride insulating sheath, shock absorber part, fire retardant storage tape and cross-linked polrvinyl chloride
Insulating layer, the surface of the flame-proof polyvinyl chloride insulating sheath are provided with limiting slot, and the inside of the limiting slot is plugged with damping
Part, flame-proof polyvinyl chloride insulating sheath are internally provided with connection separation layer, and the connection separation layer and flame-proof polyvinyl chloride are exhausted
Fire retardant storage tape is fixedly connected between the inner wall of edge sheath, the fire retardant storage tape is provided with multiple, multiple fire retardants
Adhesive sheet is provided between storage tape, the adhesive sheet is bonded on the surface of connection separation layer, and the surface of adhesive sheet is provided with
Material stock slot, and the inner wall for connecting separation layer is fixedly connected with flexible compressive zone, the other end of the elasticity compressive zone is fixedly connected
On the outer wall of cross-linked polrvinyl chloride insulating layer, it is fixedly connected with limit band on the inner wall of the cross-linked polrvinyl chloride insulating layer,
The limit band is contacted with copper wire.
Preferably, the limiting slot is in circle hole shape structure, limiting slot be provided with it is multiple, multiple limiting slots are isodistantly spaced it is equal greatly
Minispread is fixedly connected with spring on the outer wall of flame-proof polyvinyl chloride insulating sheath between limiting slot and shock absorber part.
Preferably, the adhesive sheet is arc-shaped plate structure, and adhesive sheet is bonded plate surface from both ends to depression in centre
Material stock slot be provided with multiple, multiple material stock slots are isodistantly spaced etc., and sizes are arranged on the surface of adhesive sheet.
Preferably, the elastic compressive zone is arc-shaped plate structure, and elastic compressive zone is provided with multiple groups, and multiple groups elasticity is squeezed
Pressure zone the sizes such as is isodistantly spaced and is arranged between connection separation layer and cross-linked polrvinyl chloride insulating layer, every group of elasticity compressive zone setting
There are two, two elastic compressive zone Relative distributions, and the middle part of elastic compressive zone is protruded outward compared with both ends.
Preferably, the limit is with trapezoidal column structure, limits band and is provided with multiple, multiple limits bands are in cross row
It is listed on the inner wall of cross-linked polrvinyl chloride insulating layer, and two adjacent limit bands limit copper wire.
Compared with prior art, the utility model has the beneficial effects that the utility model structure setting is reasonable, it is functional
By force, it has the advantage that
1. shock absorber part is arranged on flame-proof polyvinyl chloride insulating sheath surface, flame-proof polyvinyl chloride insulating sheath and the external world are improved
Anti-seismic performance between the contact surface of object avoids causing in flame-proof polyvinyl chloride insulating sheath due to prolonged strenuous vibration
The bending repeatedly of portion's wire body and be broken, while expanding the scope of application of flame-proof polyvinyl chloride insulating sheath；
2. setting connection separation layer, connects inside separation layer between flame-proof polyvinyl chloride insulating sheath and connection separation layer
The aluminium-hydroxide powder of loading slides outward when connecting separation layer end and being burnt, and the surface for being adhered to adhesive sheet forms one
The fire-retardant separation layer of layer, improves the fire resistance of cable.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model adhesive sheet structural schematic diagram；
Fig. 3 is that A goes out structure enlargement diagram in Fig. 1.
In figure: flame-proof polyvinyl chloride insulating sheath 1, limiting slot 2, shock absorber part 3, connection separation layer 4, fire retardant storage tape 5,
Adhesive sheet 6, cross-linked polrvinyl chloride insulating layer 7, elastic compressive zone 8, limit band 9, copper wire 10, material stock slot 11.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of crosslinked polyetylene insulated polychlorostyrene of antidetonation fire resisting
Ethylene jacketed cable, including flame-proof polyvinyl chloride insulating sheath 1, shock absorber part 3, fire retardant storage tape 5 and cross-linked polrvinyl chloride
Insulating layer 7, the surface of flame-proof polyvinyl chloride insulating sheath 1 are provided with limiting slot 2, and the inside of limiting slot 2 is plugged with shock absorber part 3,
Flame-proof polyvinyl chloride insulating sheath 1 is internally provided with connection separation layer 4, and connection separation layer 4 and flame-proof polyvinyl chloride insulation are protected
It is fixedly connected with fire retardant storage tape 5 between the inner wall of set 1, fire retardant storage tape 5 is provided with multiple, multiple fire retardant storage tapes
Adhesive sheet 6 is provided between 5, adhesive sheet 6 is bonded on the surface of connection separation layer 4, and the surface of adhesive sheet 6 is provided with material stock slot
11, and the inner wall for connecting separation layer 4 is fixedly connected with flexible compressive zone 8, the other end of elastic compressive zone 8 is fixedly connected on crosslinking
On the outer wall of polyvinyl chloride insulation layer 7, it is fixedly connected with limit band 9 on the inner wall of cross-linked polrvinyl chloride insulating layer 7, limits band 9
It is contacted with copper wire 10.
Further, limiting slot 2 is in circle hole shape structure, and limiting slot 2 is provided with multiple, and multiple limiting slots 2 are isodistantly spaced
Size is arranged on the outer wall of flame-proof polyvinyl chloride insulating sheath 1, and spring is fixedly connected between limiting slot 2 and shock absorber part 3, real
Existing 1 any angle of flame-proof polyvinyl chloride insulating sheath is contacted with external object, generation damping effect.
Further, adhesive sheet 6 is arc-shaped plate structure, and adhesive sheet 6 is from both ends to depression in centre, and 6 table of adhesive sheet
The material stock slot 11 in face is provided with multiple, and multiple material stock slots 11 are isodistantly spaced etc., and sizes are arranged on the surface of adhesive sheet 6, adhesive sheet
Fire retardant inside fire retardant storage tape 5 is adsorbed on surface by 6, forms fire-retardant separation layer.
Further, elastic compressive zone 8 is arc-shaped plate structure, and elastic compressive zone 8 is provided with multiple groups, and multiple groups elasticity is squeezed
Pressure zone 8 sizes such as is isodistantly spaced and is arranged between connection separation layer 4 and cross-linked polrvinyl chloride insulating layer 7, every group of elasticity compressive zone 8
There are two settings, two 8 Relative distributions of elastic compressive zone, and the middle part of elastic compressive zone 8 is protruded outward compared with both ends, and elasticity is squeezed
Pressure zone 8 cooperates cross-linked polrvinyl chloride insulating layer 7 to carry out package clamping to copper wire 10.
Further, the trapezoidal column structure of band 9 is limited, limit band 9 is provided with multiple, and multiple limit bands 9 are in cross
It is arranged on the inner wall of cross-linked polrvinyl chloride insulating layer 7, and two adjacent limit bands 9 limit copper wire 10.
Working principle: in use, the surface of the prominent flame-proof polyvinyl chloride insulating sheath 1 of shock absorber part 3 inside limiting slot 2,
When shock absorber part 3 and exterior object contact, the spring inside limiting slot 2 is squeezed, cushioning effect is played to cable；Flame-proof polyvinyl chloride
Fire retardant storage tape 5 between insulating sheath 1 and connection separation layer 4 burnt it is soft after, powdered resistance inside fire retardant storage tape 5
Combustion agent slides outward, and is adhered to the surface of adhesive sheet 6, and 7 inner product of cross-linked polrvinyl chloride insulating layer on 6 surface of adhesive sheet is full
Fire retardant improves flame retardant property, and after the edge on 6 surface of adhesive sheet is stained with fire retardant, fire retardant slides to middle part, forms a resistance
Fire separation layer；The limit band 9 of 7 inner wall of cross-linked polrvinyl chloride insulating layer is limited and is fixed to copper wire 10, prevents copper wire 10 from existing
7 internal slide of cross-linked polrvinyl chloride insulating layer, to cross-linked polrvinyl chloride insulating layer 7 inside when being inserted into copper wire 10, copper wire 10 is outside
Side squeezes cross-linked polrvinyl chloride insulating layer 7, at this point, cross-linked polrvinyl chloride insulating layer 7 squeezes elastic compressive zone 8 outward, in this way,
Realize that cross-linked polrvinyl chloride insulating layer 7 cooperates elastic compressive zone 8 to carry out including clamping to copper wire 10.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of crosslinked polyetylene insulated pvc sheath cable of antidetonation fire resisting, including flame-proof polyvinyl chloride insulating sheath (1),
Shock absorber part (3), fire retardant storage tape (5) and cross-linked polrvinyl chloride insulating layer (7), it is characterised in that: the fire-retardant polychlorostyrene second
The surface of alkene insulating sheath (1) is provided with limiting slot (2), and the inside of the limiting slot (2) is plugged with shock absorber part (3), fire-retardant poly-
Vinyl chloride insulating sheath (1) is internally provided with connection separation layer (4), and the connection separation layer (4) and flame-proof polyvinyl chloride are exhausted
Be fixedly connected between the inner wall of edge sheath (1) fire retardant storage tape (5), the fire retardant storage tape (5) be provided with it is multiple, it is more
It is provided with adhesive sheet (6) between a fire retardant storage tape (5), the adhesive sheet (6) is bonded in the surface of connection separation layer (4)
On, the surface of adhesive sheet (6) is provided with material stock slot (11), and the inner wall for connecting separation layer (4) is fixedly connected with flexible compressive zone
(8), the other end of the elastic compressive zone (8) is fixedly connected on the outer wall of cross-linked polrvinyl chloride insulating layer (7), the crosslinking
Limit band (9) is fixedly connected on the inner wall of polyvinyl chloride insulation layer (7), the limit band (9) contacts with copper wire (10).
2. the crosslinked polyetylene insulated pvc sheath cable of a kind of antidetonation fire resisting according to claim 1, feature exist
It is in circle hole shape structure in: the limiting slot (2), limiting slot (2) is provided with multiple, the sizes such as multiple limiting slots (2) are isodistantly spaced
It is arranged on the outer wall of flame-proof polyvinyl chloride insulating sheath (1), is fixedly connected with spring between limiting slot (2) and shock absorber part (3).
3. the crosslinked polyetylene insulated pvc sheath cable of a kind of antidetonation fire resisting according to claim 1, feature exist
In: the adhesive sheet (6) is arc-shaped plate structure, and adhesive sheet (6) is from both ends to depression in centre, and adhesive sheet (6) surface
Material stock slot (11) is provided with multiple, and multiple material stock slots (11) are isodistantly spaced etc., and sizes are arranged on the surface of adhesive sheet (6).
4. the crosslinked polyetylene insulated pvc sheath cable of a kind of antidetonation fire resisting according to claim 1, feature exist
In: the elasticity compressive zone (8) is arc-shaped plate structure, and elastic compressive zone (8) is provided with multiple groups, multiple groups elasticity compressive zone
(8) it the sizes such as is isodistantly spaced to be arranged between connection separation layer (4) and cross-linked polrvinyl chloride insulating layer (7), every group of elasticity extruding
There are two band (8) settings, two elastic compressive zone (8) Relative distributions, and the middle part of elastic compressive zone (8) is compared with the outside pleurapophysis in both ends
Out.
5. the crosslinked polyetylene insulated pvc sheath cable of a kind of antidetonation fire resisting according to claim 1, feature exist
In limit band (9) trapezoidal column structure, limit band (9) is provided with multiple, and multiple limits bands (9) are in cross-shaped arrangement
On the inner wall of cross-linked polrvinyl chloride insulating layer (7), and adjacent two limits band (9) limits copper wire (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820963443.4U CN208351988U (en) | 2018-06-21 | 2018-06-21 | A kind of crosslinked polyetylene insulated pvc sheath cable of antidetonation fire resisting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820963443.4U CN208351988U (en) | 2018-06-21 | 2018-06-21 | A kind of crosslinked polyetylene insulated pvc sheath cable of antidetonation fire resisting |
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| Publication Number | Publication Date |
|---|---|
| CN208351988U true CN208351988U (en) | 2019-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820963443.4U Active CN208351988U (en) | 2018-06-21 | 2018-06-21 | A kind of crosslinked polyetylene insulated pvc sheath cable of antidetonation fire resisting |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111785425A (en) * | 2020-07-06 | 2020-10-16 | 安徽恒明工程技术有限公司 | Flat type inter-plate cable for space |
| CN113205909A (en) * | 2021-05-07 | 2021-08-03 | 安徽金环电气设备有限责任公司 | Buried composite cable with good protection effect |
-
2018
- 2018-06-21 CN CN201820963443.4U patent/CN208351988U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111785425A (en) * | 2020-07-06 | 2020-10-16 | 安徽恒明工程技术有限公司 | Flat type inter-plate cable for space |
| CN113205909A (en) * | 2021-05-07 | 2021-08-03 | 安徽金环电气设备有限责任公司 | Buried composite cable with good protection effect |
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