CN207718916U - Shock resistance fire-resisting cable - Google Patents
Shock resistance fire-resisting cable Download PDFInfo
- Publication number
- CN207718916U CN207718916U CN201721742575.6U CN201721742575U CN207718916U CN 207718916 U CN207718916 U CN 207718916U CN 201721742575 U CN201721742575 U CN 201721742575U CN 207718916 U CN207718916 U CN 207718916U
- Authority
- CN
- China
- Prior art keywords
- oversheath
- inner sheath
- resistance
- outside
- compression layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- 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
Landscapes
- Details Of Indoor Wiring (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model discloses a kind of shock resistance fire-resisting cables, including insulated wire cores and inner sheath, the inner sheath center is equipped with fixed column, insulated wire cores outer wall is coated with fixing clasp, fill flexible filler particles in gap in the inner sheath between core, it is socketed with oversheath outside the inner sheath, it is connected by several equally distributed supporting racks between inner sheath and oversheath, fire resistance fibre is filled in gap between the inner sheath and oversheath, it is cased with resistance to compression layer outside the oversheath, several equally distributed reinforcing ribs are equipped between resistance to compression layer and oversheath, water tight packing is filled between the oversheath and resistance to compression layer, it is also coated with refractory layer successively from inside to outside outside the resistance to compression layer, flame-retardant layer, metal armor layers and insulating coating.The utility model can increase substantially the impact resistance of cable, so that cable is had higher stability, while having preferable heat-proof combustion-resistant performance.
Description
Technical field
The utility model belongs to field of cable technology, and in particular to a kind of shock resistance fire-resisting cable.
Background technology
With the rapid development of the national economy, being got over as its dosage of the electric wire of national economy aorta and use scope
Come bigger.Present requirement of the every field to the quality and performance of electric wire is also higher and higher.Cable at present on the market is general
Store-through is poor in impact resistance, insufficient to the protection of core in cable, causes cable service life short, and it is hidden to there is greatly safety
Suffer from.
Invention content
Technical problem to be solved in the utility model is in view of the above shortcomings of the prior art, to provide a kind of shock resistance
Fire-resisting cable, it has good impact resistance and fire resistance.
Technical solution used by the utility model is：A kind of shock resistance fire-resisting cable, including insulated wire cores further include interior
Sheath, the inner sheath center are equipped with fixed column, and the insulated wire cores are evenly distributed in inner sheath, insulated wire cores outer wall cladding
There are two the fixing clasps of semicircular in shape, and one of fixing clasp is fixedly connected by elastomeric support column with fixed column, another
A fixing clasp is fixedly connected by elastomeric support column with inner sheath inner wall, and the gap in the inner sheath between core is filled out
Filled with elastic filler particles, it is socketed with oversheath outside the inner sheath, is uniformly distributed by several between inner sheath and oversheath
Supporting rack connection, support frame as described above is domed, and oversheath inner wall is equipped with the arc of several place's Corresponding matchings that arch upward with supporting rack
The both ends of connected in star, support frame as described above are connect with inner sheath outer wall, arch upward at the top of supporting rack place with it is recessed on oversheath inner wall
Slot is clamped, and Auxiliary support column is arranged between support frame as described above and inner sheath outer wall, between the inner sheath and oversheath
It is filled with fire resistance fibre in gap, resistance to compression layer is cased with outside the oversheath, several uniform points are equipped between resistance to compression layer and oversheath
The reinforcing rib of cloth is filled with water tight packing, is also wrapped successively from inside to outside outside the resistance to compression layer between the oversheath and resistance to compression layer
It is covered with refractory layer, flame-retardant layer, metal armor layers and insulating coating.
Preferably, support frame as described above is made of silica gel.
Preferably, support frame as described above is distributed with reinforcing rib interleaved.
Preferably, the elasticity filler particles are foam filler, the water tight packing is polyvinyl chloride particles.
Preferably, the refractory layer uses fire-resistant isinglass belt outside resistance to compression layer, the flame-retardant layer uses aluminium oxide
It is made, the metal armor layers are made of thermal conductive metallic material, and the insulating coating uses low smoke halogen-free flame-retardant polyolefin system
At.
The utility model simple structure and reasonable design can increase substantially the impact resistance of cable, enhance cable
Intensity makes cable have higher stability, while having preferable heat-proof combustion-resistant performance.
Description of the drawings
Fig. 1 is the structure schematic diagram of the utility model.
In figure：1, insulated wire cores；2, inner sheath；3, fixed column；4, fixing clasp；5, elastomeric support column；6, elasticity filling
Particle；7, oversheath；8, supporting rack；9, arc groove；10, Auxiliary support column；11, fire resistance fibre；12, resistance to compression layer；13, reinforce
Muscle；14, water tight packing；15, refractory layer；16, flame-retardant layer；17, metal armor layers；18, insulating coating.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings and the specific embodiments.
Embodiment
As shown in Figure 1, shock resistance fire-resisting cable provided in this embodiment includes insulated wire cores 1 and inner sheath 2, the interior shield
It covers 2 centers and is equipped with fixed column 3, the insulated wire cores 1 are evenly distributed in inner sheath 2, and there are two be in 1 outer wall of insulated wire cores cladding
Semicircular fixing clasp 4, one of fixing clasp 4 are fixedly connected by elastomeric support column 5 with fixed column 3, another is solid
Determine snap ring 4 to be fixedly connected with 2 inner wall of inner sheath by elastomeric support column 5, the gap in the inner sheath 2 between core is filled out
Filled with elastic filler particles 6, it is socketed with oversheath 7 outside the inner sheath 2, by several uniform between inner sheath 2 and oversheath 7
The supporting rack 8 of distribution connects, and support frame as described above 8 is domed, and it is corresponding that 7 inner wall of oversheath is equipped with several places that arch upward with supporting rack 8
The both ends of matched arc groove 9, support frame as described above 8 are connect with 2 outer wall of inner sheath, and the top of supporting rack 8, which is arched upward, to be located and outer shield
The groove clamping on 7 inner walls is covered, Auxiliary support column 10, the interior shield are arranged between 2 outer wall of support frame as described above 8 and inner sheath
Be filled with fire resistance fibre 11 in gap between set 2 and oversheath 7, be cased with resistance to compression layer 12 outside the oversheath 7, resistance to compression layer 12 and
It is equipped with several equally distributed reinforcing ribs 13 between oversheath 7, water tight packing is filled between the oversheath 7 and resistance to compression layer 12
14, the resistance to compression layer 12 is also coated with refractory layer 15, flame-retardant layer 16, metal armor layers 17 and insulating coating successively from inside to outside outside
18。
In above-described embodiment, support frame as described above 8 is made of silica gel.
In above-described embodiment, support frame as described above 8 is distributed with 13 interleaved of reinforcing rib.
In above-described embodiment, the elasticity filler particles 6 are foam filler, and the water tight packing 14 is polyvinyl chloride
Grain.
In above-described embodiment, the refractory layer 15 uses fire-resistant isinglass belt outside resistance to compression layer 12, the flame-retardant layer 16
Be made of aluminium oxide, the metal armor layers 17 are made of thermal conductive metallic material, the insulating coating 18 using low cigarette without
Halogen fire retardant polyolefin is made.
The utility model fixes insulated wire cores 1 by using fixing clasp 4, fixing clasp 4 by elastomeric support column 5 with
2 inner wall of inner sheath connects, while the flexible filler particles 6 of filling in inner sheath 2, can significantly subtract when receiving extruding, impact
The slow impact to insulated wire cores 1 ensure that the stabilization of insulated wire cores 1；The support of arch is set between oversheath 7 and inner sheath 2
Frame 8 so that anti-impact force is further enhanced, between oversheath 7 and inner sheath 2 fill fire resistance fibre 11, make it have compared with
High flame retardant property；Oversheath 7 is outer to be connected with resistance to compression layer 12 by reinforcing rib 13, and metal armor layers 17 are additionally provided with outside resistance to compression layer 12,
So that the shock resistance of the utility model is greatly improved, ensure that the operation is stable of insulated wire cores 1, oversheath 7
The anti-particle water filled between resistance to compression layer 12, makes it have good water proofing property；The setting of refractory layer 15 and flame-retardant layer 16, into
One step improves the flame retardant property of the utility model.
The above is only the utility model preferred embodiment, but the scope of protection of the utility model is not limited to
This, any transformation carried out based on technical solution provided by the utility model and inventive concept and replacement should all be covered in this reality
With in novel protection domain.
Claims (5)
1. a kind of shock resistance fire-resisting cable, including insulated wire cores (1), it is characterised in that：Further include inner sheath (2), the interior shield
It covers (2) center and is equipped with fixed column (3), the insulated wire cores (1) are evenly distributed in inner sheath (2), insulated wire cores (1) outer wall packet
The fixing clasp (4) there are two semicircular in shape is covered, one of fixing clasp (4) passes through elastomeric support column (5) and fixed column (3)
It is fixedly connected, another fixing clasp (4) is fixedly connected by elastomeric support column (5) with inner sheath (2) inner wall, the inner sheath
(2) flexible filler particles (6) are filled in the gap between core, and oversheath (7) is socketed with outside the inner sheath (2),
It being connect by several equally distributed supporting racks (8) between inner sheath (2) and oversheath (7), support frame as described above (8) is domed,
Oversheath (7) inner wall is equipped with the arc groove (9) of several place's Corresponding matchings that arch upward with supporting rack (8), support frame as described above (8)
Both ends are connect with inner sheath (2) outer wall, and the place that arches upward at the top of supporting rack (8) is clamped with the groove on oversheath (7) inner wall, described
Be arranged with Auxiliary support column (10) between supporting rack (8) and inner sheath (2) outer wall, the inner sheath (2) and oversheath (7) it
Between gap in be filled with fire resistance fibre (11), be cased with resistance to compression layer (12), resistance to compression layer (12) and oversheath outside the oversheath (7)
(7) it is equipped with several equally distributed reinforcing ribs (13) between, is filled out filled with waterproof between the oversheath (7) and resistance to compression layer (12)
Expect (14), the resistance to compression layer (12) is also coated with refractory layer (15), flame-retardant layer (16), metal armor layers successively from inside to outside outside
(17) and insulating coating (18).
2. shock resistance fire-resisting cable according to claim 1, it is characterised in that：Support frame as described above (8) is made of silica gel.
3. shock resistance fire-resisting cable according to claim 1, it is characterised in that：Support frame as described above (8) and reinforcing rib (13)
Interleaved is distributed.
4. shock resistance fire-resisting cable according to claim 1, it is characterised in that：The elasticity filler particles (6) are foaming
Filler, the water tight packing (14) are polyvinyl chloride particles.
5. shock resistance fire-resisting cable according to claim 1, it is characterised in that：The refractory layer (15) uses fireproof mica
Outside around resistance to compression layer (12), the flame-retardant layer (16) is made band of aluminium oxide, and the metal armor layers (17) use heat conduction
Metal material is made, and the insulating coating (18) is made of low smoke halogen-free flame-retardant polyolefin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721742575.6U CN207718916U (en) | 2017-12-13 | 2017-12-13 | Shock resistance fire-resisting cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721742575.6U CN207718916U (en) | 2017-12-13 | 2017-12-13 | Shock resistance fire-resisting cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207718916U true CN207718916U (en) | 2018-08-10 |
Family
ID=63055752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721742575.6U Expired - Fee Related CN207718916U (en) | 2017-12-13 | 2017-12-13 | Shock resistance fire-resisting cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207718916U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114706179A (en) * | 2022-04-06 | 2022-07-05 | 富通集团（嘉善）通信技术有限公司 | Wind-resistant optical cable |
-
2017
- 2017-12-13 CN CN201721742575.6U patent/CN207718916U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114706179A (en) * | 2022-04-06 | 2022-07-05 | 富通集团（嘉善）通信技术有限公司 | Wind-resistant optical cable |
| CN114706179B (en) * | 2022-04-06 | 2023-09-01 | 富通集团（嘉善）通信技术有限公司 | Wind-light-resistant cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Impact resistant and fire resistant cable Effective date of registration: 20211027 Granted publication date: 20180810 Pledgee: Bank of China Limited Jintang sub branch Pledgor: SICHUAN NEW CENTURY CABLE Co.,Ltd. Registration number: Y2021510000264 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180810 Termination date: 20211213 |