CN212032725U - Environment-friendly energy-saving fireproof cable - Google Patents
Environment-friendly energy-saving fireproof cable Download PDFInfo
- Publication number
- CN212032725U CN212032725U CN202021145941.1U CN202021145941U CN212032725U CN 212032725 U CN212032725 U CN 212032725U CN 202021145941 U CN202021145941 U CN 202021145941U CN 212032725 U CN212032725 U CN 212032725U
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- Prior art keywords
- layer
- pressure
- resistant
- fixedly connected
- fireproof cable
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 15
- 230000007613 environmental effect Effects 0.000 claims abstract description 9
- 238000005253 cladding Methods 0.000 claims abstract description 3
- 239000000835 fiber Substances 0.000 claims description 9
- 240000008564 Boehmeria nivea Species 0.000 claims description 8
- 229920006231 aramid fiber Polymers 0.000 claims description 8
- 239000004760 aramid Substances 0.000 claims description 4
- 238000009941 weaving Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 abstract description 49
- 238000007906 compression Methods 0.000 abstract description 49
- 238000001125 extrusion Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 10
- 239000004020 conductor Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- 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
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- Insulated Conductors (AREA)
Abstract
The utility model relates to an environmental protection and energy saving fireproof cable, the technical field of cable is related to, it includes that a plurality of sinle silks wind the wire of making, fixedly connected with inner insulating layer on the global of wire, the common cladding of a plurality of inner insulating layers has the shielding layer, be equipped with the outer insulating cover on the global of shielding layer, fixedly connected with compressive layer on the inner peripheral surface of outer insulating cover, fixedly connected with waterproof layer on the inner peripheral surface of compressive layer, be equipped with a plurality of compression resistant piece between waterproof layer and the shielding layer, the compression resistant piece is including fixing the supporting part one on the waterproof layer inner peripheral surface, fix supporting part two on the shielding layer global and fix the connecting portion between supporting part one and supporting. The utility model provides a cable in use can receive the influence of outside various pressure, the problem of its inside wire extrusion fracture easily.
Description
Technical Field
The utility model belongs to the technical field of the technique of cable and specifically relates to an environmental protection and energy saving fireproof cable is related to.
Background
Along with the development of society, the fire resistance of high-rise buildings and important buildings is more and more paid attention to by people, and especially special class equipment mainlines such as stadiums, theaters, hospitals, underground parking lots and the like and class one fire-fighting equipment mainlines generally adopt fire-proof cables.
The current chinese patent with publication number CN205211441U discloses an environmental protection and energy saving fireproof cable, including conductor and joint fixing device, the conductor adopts a plurality of copper wires or aluminium silk or aluminium alloy silk transposition to form, the conductor outside is by inside outside parcel fire prevention waterproof insulation layer in proper order, the fire prevention filling layer, separate temperature waterproof shield layer, back-fire relief layer and environmental protection restrictive coating, can add resistance to compression tensile layer between back-fire relief layer and the environmental protection restrictive coating, separate temperature waterproof shield layer and adopt bonding aluminium foil to constitute again behind the ceramic fibre paper back bonding glass fiber cloth, joint fixing device includes the nut, joint sleeve, toper sealing sleeve and fixed cover, connect fixedly through fixed cover between two joint sleeve, two joint sleeve's opposite side overlaps respectively has toper sealing sleeve and nut.
The above prior art solutions have the following drawbacks: the cable can be influenced by various external pressures in use, and the lead in the cable is easily extruded and cracked, so that the service life of the cable is short.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing an environmental protection and energy saving fireproof cable, it has the better effect of compressive property.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides an environmental protection and energy saving fireproof cable, includes that a plurality of sinle silks wind the wire of making, fixedly connected with inner insulating layer on the global of wire, it is a plurality of the common cladding of inner insulating layer has the shielding layer, be equipped with outer insulation cover on the global of shielding layer, fixedly connected with compressive layer on the inner peripheral surface of outer insulation cover, fixedly connected with waterproof layer on the inner peripheral surface of compressive layer, the waterproof layer with be equipped with a plurality of compressive piece between the shielding layer, compressive piece including fix supporting part one on the waterproof layer inner peripheral surface, fix supporting part two on the shielding layer peripheral surface and fix the connecting portion between supporting part one and supporting part two.
By adopting the technical scheme, the compression-resistant layer has certain compression resistance, so that the compression resistance of the cable can be improved; the waterproof layer has good waterproof performance, and the waterproof performance of the cable is improved; when the cable receives external pressure effect, at first the anti-pressure layer can bear some pressure, remaining pressure loops through supporting part one, connecting portion and supporting part two transmit to the shielding layer on, pressure is through supporting part one, being weakened when connecting portion and supporting part two go up step by step, the last pressure that acts on the shielding layer is just very little, consequently, can play the effect of resistance to compression, it receives external pressure to have reduced the cable, its inside wire is easily by extrusion fracture's problem, thereby the life of cable has been prolonged.
The present invention may be further configured in a preferred embodiment as: the connecting part is provided with a cavity.
Through adopting above-mentioned technical scheme, seted up the cavity on connecting portion, the cavity has weakened the intensity of connecting portion, and when consequently pressure was used in connecting portion, can make connecting portion take place deformation to weaken the pressure that is used in connecting portion greatly, with this compressive property that has further promoted the resistance to compression spare.
The present invention may be further configured in a preferred embodiment as: and a pressure-resistant block is arranged between every two adjacent pressure-resistant pieces, and a pressure-resistant cavity is formed in each pressure-resistant block.
Through adopting above-mentioned technical scheme, pressure is behind the resistance to compression layer, and partial pressure is used in the resistance to compression piece, and the resistance to compression piece receives pressure effect time, because the existence of resistance to compression cavity can make the resistance to compression piece take place deformation to weaken the pressure of effect on the resistance to compression piece, with this further reduced the pressure of effect on the shielding layer, promoted the compressive property of cable.
The present invention may be further configured in a preferred embodiment as: the pressure-resistant layer is formed by weaving aramid fibers and ramie fibers as warps and wefts.
By adopting the technical scheme: the aramid fiber has excellent performances of high strength, high temperature resistance, light weight and the like, and can be used as a component of the pressure-resistant layer, so that the strength of the cable can be enhanced to improve the pressure resistance of the cable, and the high temperature resistance of the cable is also improved; the ramie fiber is very tough, has high strength and low extensibility, and can better improve the compression resistance of the cable by combining the ramie fiber with the aramid fiber braided layer compression-resistant layer.
The present invention may be further configured in a preferred embodiment as: and a filling layer is arranged in a gap between the shielding layer and the inner insulating layer, and a pressure-resistant branch pipe is fixedly connected in the filling layer.
By adopting the technical scheme, the filling layer can be filled in a gap between the shielding layer and the inner insulating layer, so that the condition that the shielding layer deforms under stress to cause cable faults is reduced; and meanwhile, the pressure resistance of the filling layer is further improved by the pressure-resistant branch pipe, so that the pressure resistance of the cable is improved.
The present invention may be further configured in a preferred embodiment as: the inner wall of the pressure-resistant branch pipe is uniformly and fixedly connected with a plurality of pressure-resistant plates, and the pressure-resistant plates are jointly and fixedly connected with pressure-resistant rods.
Through adopting above-mentioned technical scheme, resistance to compression board evenly distributed is in the resistance to compression branch pipe, and the pressure that dispersible resistance to compression branch pipe received has not only promoted the intensity of resistance to compression branch pipe, has still promoted its compressive capacity.
The present invention may be further configured in a preferred embodiment as: and the middle part of the pressure resistant plate is provided with a convex part.
When pressure is acted on the compression plate, the bearing capacity of the middle part of the compression plate is weakest, and the problem of bending is probably caused.
The present invention may be further configured in a preferred embodiment as: the outer insulating sleeve comprises an inner layer fixedly connected with the compression-resistant layer, tearing-preventing biting teeth evenly distributed on the outer peripheral surface of the inner layer and an outer layer fixed on the tearing-preventing biting teeth.
By adopting the technical scheme, the inner layer is coated on the pressure-resistant layer, so that the surface of the pressure-resistant layer is relatively flat, the anti-tearing teeth are convenient to fix, and the outer layer can protect the anti-tearing teeth; after the outer layer is damaged, the anti-tearing biting teeth can resist animals from biting the cable, so that the safety of the cable is improved.
To sum up, the utility model discloses a following at least one useful technological effect:
when the cable is under the action of external pressure, the pressure-resistant layer can bear part of pressure, the rest pressure is transmitted to the shielding layer through the first supporting part, the connecting part and the second supporting part in sequence, the pressure is weakened step by step when passing through the first supporting part, the connecting part and the second supporting part, and the pressure on the shielding layer is very small finally, so that the pressure-resistant effect can be achieved, the problem that the cable is under the external pressure, and the lead in the cable is easy to extrude and crack is solved, and the service life of the cable is prolonged;
the aramid fiber has excellent performances of high strength, high temperature resistance, light weight and the like, and can be used as a component of the pressure-resistant layer, so that the strength of the cable can be enhanced to improve the pressure resistance of the cable, and the high temperature resistance of the cable is also improved; the ramie fiber is very tough, has large strength and small extensibility, and can better improve the compression resistance of the cable by combining the ramie fiber with the aramid fiber braided layer;
the resistance to compression board evenly distributed is in the resistance to compression branch pipe, and the pressure that the dispersable resistance to compression branch pipe received has not only promoted the intensity of resistance to compression branch pipe, has still promoted its compressive capacity.
Drawings
Fig. 1 is a schematic structural diagram of the embodiment.
Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
FIG. 3 is a schematic structural view of the compression-resistant layer in the embodiment.
Reference numerals: 1. a wire; 11. an inner insulating layer; 2. a shielding layer; 21. a filling layer; 3. a compression-resistant branch pipe; 31. a pressure resistant plate; 311. a boss portion; 32. a compression resistant lever; 4. a waterproof layer; 5. a compression resistant part; 51. a first support part; 52. a connecting portion; 521. a cavity; 53. a second support part; 54. anti-briquetting; 541. a compression resistant chamber; 6. a pressure resistant layer; 61. aramid fibers; 62. ramie fibers; 7. an outer insulating sleeve; 71. an inner layer; 72. anti-tearing teeth; 73. and (4) an outer layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses an environmental protection and energy saving fireproof cable, including four wires 1 that are made by the sinle silk winding, four sinle silks are rectangle evenly distributed, and all parcel has inner insulating layer 11 on any sinle silk global. The shielding layer 2 is coated on the four wires 1 together, the filling layer 21 is arranged in a gap between the shielding layer 2 and the wires 1, and the filling layer 21 can play a role in supporting the shielding layer 2, so that the problem of deformation of the shielding layer 2 is reduced.
Fixedly connected with resistance to compression branch pipe 3 in filling layer 21, resistance to compression branch pipe 3 is the round tubular structure, and the length direction of resistance to compression branch pipe 3 is unanimous with the length direction of wire 1. The compression-resistant plates 31 are fixedly connected in the compression-resistant branch pipes 3, the compression-resistant plates 31 are of rectangular plate-shaped structures, the number of the compression-resistant plates 31 is six, and the six compression-resistant plates 31 are uniformly distributed in the compression-resistant branch pipes 3 in an annular mode. The middle part of the pressure resisting plate 31 is integrally formed with a convex part 311, the cross section of the convex part 311 is semicircular, the length direction of the convex part 311 is consistent with that of the pressure resisting plate 31, and the arrangement of the convex part 311 can enhance the strength of the middle part of the pressure resisting plate 31. The side faces, far away from the pressure-resistant branch pipes 3, of the six pressure-resistant plates 31 are fixedly connected with pressure-resistant rods 32, the pressure-resistant rods 32 are of cylindrical structures, the length direction of the pressure-resistant rods 32 is consistent with that of the pressure-resistant branch pipes 3, and the pressure-resistant rods 32 and the pressure-resistant branch pipes 3 are coaxial.
Referring to fig. 1 and 2, a waterproof layer 4 is arranged on the outer circumferential surface of the shielding layer 2, compression-resistant members 5 are arranged between the waterproof layer 4 and the shielding layer 2, the number of the compression-resistant members 5 is six, and the six compression-resistant members 5 are uniformly distributed on the outer circumferential surface of the shielding layer 2 in an annular shape. The compression resistant piece 5 is made of rubber materials and has certain deformability, and comprises a first supporting portion 51, a second supporting portion 53, a connecting portion 52 and a first supporting portion 51, wherein the first supporting portion 51 is fixed on the inner circumferential surface of the waterproof layer 4, the connecting portion 52 is fixed on the side surface of the first supporting portion 51 away from the waterproof layer 4, and a cavity 521 is formed in the connecting portion 52. The second support portion 53 is fixed on the outer peripheral surface of the shielding layer 2, and the side surface of the second support portion 53 away from the shielding layer 2 and the connecting portion 52 are integrally formed. And a pressure-resistant block 54 is arranged between the adjacent pressure-resistant pieces 5, the pressure-resistant block 54 is fixedly connected with the outer peripheral surface of the shielding layer 2 and the inner peripheral surface of the waterproof layer 4, and the length direction of the pressure-resistant block 54 is consistent with that of the lead 1. The pressure-resistant block 54 is provided with a pressure-resistant chamber 541, and the pressure-resistant chamber 541 penetrates through the pressure-resistant block 54 along the length direction of the pressure-resistant block 54.
Referring to fig. 1 and 3, the outer circumferential surface of the waterproof layer 4 is coated with the compression-resistant layer 6, the compression-resistant layer 6 is a circular tubular structure woven by aramid fibers 61 as warp yarns and ramie fibers 62 as weft yarns, and the circular tubular structure and the waterproof layer 4 have the same axial lead. The outer insulating sleeve 7 is fixedly sleeved on the outer peripheral surface of the pressure resistant layer 6, and the outer insulating sleeve 7 comprises an inner layer 71, tearing-preventing teeth 72 and an outer layer 73. The inner layer 71 is coated on the outer peripheral surface of the pressure-resistant layer 6, the anti-tearing teeth 72 are uniformly distributed on the outer peripheral surface of the inner layer 71 in a circular ring shape, and the outer layer 73 is coated on the end part, far away from the inner layer 71, of the anti-tearing teeth 72.
The implementation principle of the embodiment is as follows: the pressure-resistant layer 6 has certain pressure-resistant capacity, so that the pressure-resistant capacity of the cable can be improved; the waterproof layer 4 has good waterproof performance, and the waterproof performance of the cable is improved; when the cable receives external pressure effect, at first anti-pressure layer 6 can bear a part of pressure, remaining pressure loops through supporting part one 51, connecting portion 52 and supporting part two 53 transmit to shielding layer 2 on, pressure is weakened when passing through supporting part one 51, connecting portion 52 and supporting part two 53 step by step, the last pressure that acts on shielding layer 2 is just very little, consequently, can play the effect of resistance to compression, it receives external pressure to have reduced the cable, the problem of its inside wire 1 easily by extrusion fracture, thereby the life of cable has been prolonged.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides an environmental protection and energy saving fireproof cable, includes that a plurality of sinle silks wind wire (1) of making, fixedly connected with inner insulating layer (11) on wire (1) global, it is a plurality of inner insulating layer (11) have shielding layer (2) in the cladding jointly, be equipped with outer insulating cover (7), its characterized in that on shielding layer (2) global: the inner circumferential surface of the outer insulating sleeve (7) is fixedly connected with a pressure resistant layer (6), the inner circumferential surface of the pressure resistant layer (6) is fixedly connected with a waterproof layer (4), a plurality of pressure resistant pieces (5) are arranged between the waterproof layer (4) and the shielding layer (2), and each pressure resistant piece (5) comprises a first supporting part (51) fixed on the inner circumferential surface of the waterproof layer (4), a second supporting part (53) fixed on the outer circumferential surface of the shielding layer (2) and a connecting part (52) fixed between the first supporting part (51) and the second supporting part (53).
2. The environment-friendly energy-saving fireproof cable according to claim 1, wherein: the connecting part (52) is provided with a cavity (521).
3. The environment-friendly energy-saving fireproof cable according to claim 1, wherein: and a pressure resisting block (54) is arranged between every two adjacent pressure resisting pieces (5), and a pressure resisting cavity (541) is formed in each pressure resisting block (54).
4. The environment-friendly energy-saving fireproof cable according to claim 1, wherein: the pressure-resistant layer (6) is formed by weaving aramid fibers (61) and ramie fibers (62) as warps and wefts.
5. The environment-friendly energy-saving fireproof cable according to claim 1, wherein: a filling layer (21) is arranged in a gap between the shielding layer (2) and the inner insulating layer (11), and a pressure-resistant branch pipe (3) is fixedly connected in the filling layer (21).
6. The environment-friendly energy-saving fireproof cable according to claim 5, wherein: the inner wall of the pressure-resistant branch pipe (3) is uniformly and fixedly connected with a plurality of pressure-resistant plates (31), and the pressure-resistant plates (31) are jointly and fixedly connected with pressure-resistant rods (32).
7. The environment-friendly energy-saving fireproof cable according to claim 6, wherein: the middle part of the pressure resisting plate (31) is provided with a convex part (311).
8. The environment-friendly energy-saving fireproof cable according to claim 1, wherein: the outer insulating sleeve (7) comprises an inner layer (71) fixedly connected with the pressure resistant layer (6), anti-tearing biting teeth (72) evenly distributed on the outer peripheral surface of the inner layer (71) and an outer layer (73) fixed on the anti-tearing biting teeth (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021145941.1U CN212032725U (en) | 2020-06-18 | 2020-06-18 | Environment-friendly energy-saving fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021145941.1U CN212032725U (en) | 2020-06-18 | 2020-06-18 | Environment-friendly energy-saving fireproof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212032725U true CN212032725U (en) | 2020-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021145941.1U Expired - Fee Related CN212032725U (en) | 2020-06-18 | 2020-06-18 | Environment-friendly energy-saving fireproof cable |
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| Country | Link |
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| CN (1) | CN212032725U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112712921A (en) * | 2020-12-22 | 2021-04-27 | 闫哲 | Copper-clad aluminum alloy conductor |
-
2020
- 2020-06-18 CN CN202021145941.1U patent/CN212032725U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112712921A (en) * | 2020-12-22 | 2021-04-27 | 闫哲 | Copper-clad aluminum alloy conductor |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20201127 |