CN208673759U - A kind of elastomer fire resistant flexible stretch-proof cable - Google Patents
A kind of elastomer fire resistant flexible stretch-proof cable Download PDFInfo
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- CN208673759U CN208673759U CN201821610229.7U CN201821610229U CN208673759U CN 208673759 U CN208673759 U CN 208673759U CN 201821610229 U CN201821610229 U CN 201821610229U CN 208673759 U CN208673759 U CN 208673759U
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Abstract
The utility model discloses a kind of elastomer fire resistant flexible stretch-proof cables, including conductor, insulating layer, filled layer, fireprotection layer, belting layer, sheath, spacer block, tension rope, sheath is halogen-free and low-smoke flame-retardant polyolefin sheathed layer, belting layer is equipped on the inside of sheath, belting layer is flame retardant type belting layer, fireprotection layer is equipped on the inside of belting layer, filled layer is equipped on the inside of fireprotection layer, several insulating layers are equipped on the inside of filled layer, conductor is equipped in insulating layer, filled layer center is equipped with spacer block, and spacer block center is equipped with tension rope.The utility model is flexible, and cable is indeformable, and can knot use, and tensile strength is high, and fire-protection rating is high, on the one hand can be used alone, and on the other hand may be used as branch cable use.
Description
Technical field
The utility model relates to a kind of cable, in particular to a kind of elastomer fire resistant flexible stretch-proof cable.
Background technique
It is well known that causing electric system to supply due to fire incident ignition of cable in the industrial building of modern metropolitan cities
The ratio in electric middle section rises year by year, and in the case of fire, the systems such as monitoring, control, guidance and alarm are able to maintain that normal work
It is the basic guarantee for reducing loss and injures and deaths；Therefore, fire prevention is used in important fire-hazardous industry and civilian installation equipment
Type wire and cable be it is vital, the transmission of electricity function that how can be brought into normal play under flame condition is current one of fireproof cable
A problem；Existing cable easily occurs branch's connection of cable, in the prior art, domestic mineral insulation branch cable in construction
Connector is generally to connect trunk cable with branch line cable cold using the method manufacture of molding, then that manufacture is good not
It makees the branch joint to insulate and is put into injection mold, molded and insulated using plastic injection equipment.The branch joint insulation manufactured in this way, mould
The insulation thickness of modeling is big, so that radiating condition is severe, separately since injection molding insulation thickness is uneven, causes appearance coarse.
Summary of the invention
The purpose of the utility model is to overcome deficiencies in the prior art, provide a kind of elastomer fire resistant flexible stretch-proof electricity
Cable, flexible, cable is indeformable, and can knot use, and tensile strength is high, and fire-protection rating is high, on the one hand can be used alone, another
Aspect may be used as branch cable use.
To achieve the goals above, the technical solution adopted in the utility model is:
A kind of elastomer fire resistant flexible stretch-proof cable, including conductor, insulating layer, filled layer, fireprotection layer, belting layer, shield
Set, spacer block, tension rope, the sheath are halogen-free and low-smoke flame-retardant polyolefin sheathed layer, and belting layer, packet are equipped on the inside of the sheath
Belt is flame retardant type belting layer, and fireprotection layer is equipped on the inside of belting layer, is equipped with filled layer on the inside of fireprotection layer, if being equipped on the inside of filled layer
Dry insulating layer, insulating layer is interior to be equipped with conductor, and filled layer center is equipped with spacer block, and spacer block separates insulating layer separation, between described
Spacer block center is equipped with tension rope, and the setting of tension rope can enhance the tensile strength of cable so that in the flexible preferable situation of cable,
Improve the toughness of cable.
Preferably, the belting layer is that warp thread and weft yarn weaving form, belting layer by warp thread and weft yarns at
Section is the strip carrying belt of rectangle, and packing layer is equipped in strip carrying belt, and packing layer is silicon rubber flame-retardant layer；Strip carrying belt
Using chlorosulfonated polyethylene rubber as base rubber, using melamine phosphate as self-expanding fire retardant, it is with aluminium hydroxide, magnesium hydroxide
Synergistic fire retardant, and be prepared using synthetic fibers mesh grid as supporting body.
Preferably, separation band is equipped with inside the insulating layer, conductor is divided into two by separation band, and cable construction scene is led
Body reduces the docking of semiconductor in docking, can reduce the sectional area of conductor tab, reduces when being powered due to local electrical resistance
The difficult problem of excessive heat dissipation.
Preferably, it is equipped with pedestal on the outside of the Heavenly Stems and Earthly Branches conductor in the filled layer, pedestal is equipped with upper shell cover, and the two passes through spiral shell
Nail connection, pedestal are equipped with several support bases, and support base is equipped with fixed frame, fixed frame and support base and is divided Heavenly Stems and Earthly Branches conductor
From several branch conductors are formed, several buckles are equipped on the inside of upper shell cover, buckle separates Heavenly Stems and Earthly Branches conductor and branch conductors,
It is effectively fixed by fixed frame, insulating layer is equipped on the outside of branch conductors, is equipped with branch cable fireprotection layer on the outside of insulating layer,
It is equipped with branch cable filled layer on the outside of branch cable fireprotection layer, is equipped with branch cable sheath, branch on the outside of branch cable filled layer
Cable cover(ing) is halogen-free and low-smoke flame-retardant polyolefin sheathed layer, is respectively equipped with extruding spiral shell on Heavenly Stems and Earthly Branches cable cover(ing) and branch cable sheath
Nail, extrusion screw rotate through the threaded hole on upper shell cover, Heavenly Stems and Earthly Branches cable cover(ing) and branch cable sheath are fixed.
Beneficial effect is shown the utility model compared with prior art:
1) flexible, cable is indeformable, and can knot use, and tensile strength is high, and fire-protection rating is high, on the one hand can individually make
With, on the other hand may be used as branch cable use；
2) belting layer is that warp thread and weft yarn weaving form, and belting layer is rectangle at section by warp thread and weft yarns
Strip carrying belt, packing layer is equipped in strip carrying belt, packing layer is silicon rubber flame-retardant layer, and belting layer and fireprotection layer combine,
Fire-protection rating is high, ensure that normal transmission under flame condition；
3) Heavenly Stems and Earthly Branches conductor separate forming several branch conductors by fixed frame with support base, if being equipped on the inside of upper shell cover
Heavenly Stems and Earthly Branches conductor and branch conductors are separated, are effectively fixed by fixed frame, change traditional mould by dry buckle, buckle
The fixed form of branch cable is moulded, radiating condition is good.
Detailed description of the invention
Attached drawing 1 is a kind of elastomer fire resistant flexible stretch-proof cable structural schematic diagram of the utility model；
Attached drawing 2 is a kind of elastomer fire resistant flexible stretch-proof cable other side structural schematic diagram of the utility model；
Attached drawing 3 is a kind of elastomer fire resistant flexible stretch-proof cable middle section structural schematic diagram of the utility model；
Attached drawing 4 is cable branch structural schematic diagram in a kind of elastomer fire resistant flexible stretch-proof cable of the utility model；
Attached drawing 5 is that cable branch internal structure is illustrated in a kind of elastomer fire resistant flexible stretch-proof cable of the utility model
Figure；
Attached drawing 6 is upper shell cover structural schematic diagram in a kind of elastomer fire resistant flexible stretch-proof cable of the utility model；
In figure: 11- conductor, 12- insulating layer, 13- filled layer, 14- fireprotection layer, 15- belting layer, 16- sheath, the interval 17-
Block, 18- tension rope, 19- separation band, 20- branch cable, 101- upper shell cover, 102- pedestal, 103- screw, 104- extrusion screw,
1041- threaded hole, 105- buckle, 106- fixed frame, 107- support base, 201- branch cable sheath, the filling of 202- branch cable
Layer, 203- branch cable fireprotection layer.
Specific embodiment
For convenience of the understanding of those skilled in the art, 1-6 with reference to the accompanying drawing, to the technical solution of the utility model into one
Step illustrates.
A kind of elastomer fire resistant flexible stretch-proof cable, including conductor 11, insulating layer 12, filled layer 13, fireprotection layer 14, packet
Belt 15, sheath 16, spacer block 17, tension rope 18, the sheath 16 are halogen-free and low-smoke flame-retardant polyolefin sheathed layer, the sheath
16 insides are equipped with belting layer 15, and belting layer 15 is flame retardant type belting layer, are equipped with fireprotection layer 14 on the inside of belting layer 15, fireprotection layer 14 is adopted
It is made of macromolecule composite ceramic coating polyolefin, filled layer 13 is equipped on the inside of fireprotection layer 14, be equipped on the inside of filled layer 13 several exhausted
Edge layer 12, is equipped with conductor 11 in insulating layer 12, and 13 center of filled layer is equipped with spacer block 17, spacer block 17 by insulating layer separate every
It opens, 17 center of spacer block is equipped with tension rope 18, and the setting of tension rope can enhance electricity so that in the flexible preferable situation of cable
The tensile strength of cable improves the toughness of cable.
The belting layer 15 is that warp thread and weft yarn weaving form, and belting layer 15 is by warp thread and weft yarns at section
For the strip carrying belt of rectangle, strip carrying belt is interior to be equipped with packing layer, and packing layer is silicon rubber flame-retardant layer；Strip carrying belt is with chlorine
Sulfonated polyethylene rubber is base rubber, is collaboration with aluminium hydroxide, magnesium hydroxide using melamine phosphate as self-expanding fire retardant
Fire retardant, and be prepared using synthetic fibers mesh grid as supporting body.
Separation band 19 is equipped with inside the insulating layer 12, conductor 11 is divided into two by separation band 19, and cable construction scene is led
Body reduces the docking of semiconductor in docking, can reduce the sectional area of conductor tab, reduces when being powered due to local electrical resistance
The difficult problem of excessive heat dissipation.
Pedestal 102 is equipped on the outside of Heavenly Stems and Earthly Branches conductor in the filled layer 13, pedestal 102 is equipped with upper shell cover 101, and the two is logical
Cross screw 103 connection, pedestal 102 be equipped with several support bases 107, support base 107 be equipped with fixed frame 106, fixed frame 106 with
Heavenly Stems and Earthly Branches conductor is carried out separation and forms several branch conductors by support base 107, and several buckles 105, card are equipped on the inside of upper shell cover 101
Button 105 separates Heavenly Stems and Earthly Branches conductor and branch conductors, is effectively fixed by fixed frame 106, sets on the outside of branch conductors
There is insulating layer 12, branch cable fireprotection layer 203 is equipped on the outside of insulating layer 12, branch's electricity is equipped on the outside of branch cable fireprotection layer 203
Cable filled layer 202, branch cable sheath 201 is equipped on the outside of branch cable filled layer 202, and branch cable sheath 201 is that Halogen is low
Extrusion screw 104, extrusion screw are respectively equipped on smoke flame-retardant polyolefin sheathed layer, Heavenly Stems and Earthly Branches cable cover(ing) and branch cable sheath
104 rotate through the threaded hole 1041 on upper shell cover, and Heavenly Stems and Earthly Branches cable cover(ing) and branch cable sheath are fixed.
Cable does branch cable 20 in use, Heavenly Stems and Earthly Branches conductor separate forming several branches by fixed frame with support base
Conductor, upper shell cover inside are equipped with several buckles, and Heavenly Stems and Earthly Branches conductor and branch conductors are separated, had by fixed frame by buckle
The fixation of effect, changes the fixed form of tradition molding branch cable, and radiating condition is good.
Above content is only the structure example and explanation to the utility model, the technologies of affiliated the art
Personnel make various modifications or additions to the described embodiments or are substituted in a similar manner, without departing from
The structure of utility model or beyond the scope defined by this claim, all should belong to the protection range of the utility model.
Claims (4)
1. a kind of elastomer fire resistant flexible stretch-proof cable, including conductor, insulating layer, filled layer, fireprotection layer, belting layer, sheath,
Spacer block, tension rope, it is characterised in that the sheath is halogen-free and low-smoke flame-retardant polyolefin sheathed layer, is equipped with packet on the inside of the sheath
Belt, belting layer are flame retardant type belting layer, and fireprotection layer is equipped on the inside of belting layer, are equipped with filled layer on the inside of fireprotection layer, in filled layer
Side is equipped with several insulating layers, and conductor is equipped in insulating layer, and filled layer center is equipped with spacer block, and the spacer block center is equipped with tension
Rope.
2. a kind of elastomer fire resistant flexible stretch-proof cable according to claim 1, it is characterised in that the belting layer is
Warp thread and weft yarn weaving form, and belting layer is the strip carrying belt of rectangle, strip at section by warp thread and weft yarns
Packing layer is equipped in carrying belt, packing layer is silicon rubber flame-retardant layer.
3. a kind of elastomer fire resistant flexible stretch-proof cable according to claim 1, it is characterised in that in the insulating layer
Portion is equipped with separation band.
4. a kind of elastomer fire resistant flexible stretch-proof cable according to claim 1, it is characterised in that in the filled layer
Heavenly Stems and Earthly Branches conductors on the outside of be equipped with pedestal, pedestal is equipped with upper shell cover, and the two is connected by screw to, and pedestal is equipped with several supports
Seat, support base are equipped with fixed frame, and Heavenly Stems and Earthly Branches conductor separate forming several branch conductors, upper casing by fixed frame with support base
Lid inside is equipped with several buckles, and insulating layer is equipped on the outside of branch conductors, and branch cable fireprotection layer, branch's electricity are equipped on the outside of insulating layer
It is equipped with branch cable filled layer on the outside of cable fireprotection layer, branch cable sheath, branch cable shield are equipped on the outside of branch cable filled layer
Set is halogen-free and low-smoke flame-retardant polyolefin sheathed layer, is respectively equipped with extrusion screw on Heavenly Stems and Earthly Branches cable cover(ing) and branch cable sheath, is squeezed
Pressure screw rotates through the threaded hole on upper shell cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821610229.7U CN208673759U (en) | 2018-09-30 | 2018-09-30 | A kind of elastomer fire resistant flexible stretch-proof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821610229.7U CN208673759U (en) | 2018-09-30 | 2018-09-30 | A kind of elastomer fire resistant flexible stretch-proof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208673759U true CN208673759U (en) | 2019-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821610229.7U Active CN208673759U (en) | 2018-09-30 | 2018-09-30 | A kind of elastomer fire resistant flexible stretch-proof cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113161072A (en) * | 2021-04-20 | 2021-07-23 | 涌纬集团股份有限公司 | Manufacturing method of pre-branch cable |
-
2018
- 2018-09-30 CN CN201821610229.7U patent/CN208673759U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113161072A (en) * | 2021-04-20 | 2021-07-23 | 涌纬集团股份有限公司 | Manufacturing method of pre-branch cable |
| CN113161072B (en) * | 2021-04-20 | 2022-07-12 | 涌纬集团股份有限公司 | Manufacturing method of pre-branch cable |
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