CN218896501U - Insulating armoured polyvinyl chloride sheath flame-retardant chip power cable - Google Patents
Insulating armoured polyvinyl chloride sheath flame-retardant chip power cable Download PDFInfo
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- CN218896501U CN218896501U CN202222859968.2U CN202222859968U CN218896501U CN 218896501 U CN218896501 U CN 218896501U CN 202222859968 U CN202222859968 U CN 202222859968U CN 218896501 U CN218896501 U CN 218896501U
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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
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- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model discloses an insulating armoured polyvinyl chloride sheath flame-retardant chip power cable, which comprises a cable core, wherein the cable core consists of a plurality of insulating wire cores and a filling layer, the filling layer is filled among the plurality of insulating wire cores, a plurality of chip layers are arranged on the outer side of the cable core and correspond to the insulating wire cores, a wrapping belt is arranged on the outer side of the cable core, the chip layers are wrapped by the wrapping belt, a protective layer is arranged on the outer side of the wrapping belt in a surrounding manner, a plastic armoured layer is arranged on the outer side of the protective layer in a surrounding manner, a polyethylene insulating layer is arranged on the outer side of the plastic armoured layer, a composite flame-retardant layer is arranged on the outer side of the polyethylene insulating layer in a surrounding manner, a polyvinyl chloride sheath is arranged on the outer side of the composite flame-retardant layer in a surrounding manner, the chip layers comprise test chips, antennas and packaging materials for packaging the test chips and the test chips together, and the chip layers are uniformly distributed along the circumferential direction of the cable core. According to the utility model, the cable is resistant to high temperature, fire and flame through the protective layer and the composite flame-retardant layer.
Description
Technical Field
The utility model relates to the technical field of power cables, in particular to an insulated armored polyvinyl chloride sheath flame-retardant chip power cable.
Background
The national power grid company puts forward the demand of building energy internet, and intelligent cable is built-in chip, can carry out quick discernment and record the basic information of cable to the cable through built-in chip in the cable, and the management and the operation maintenance of later stage of being convenient for, and traditional cable is in long-term erection use a lot of information inconvenient searching, but the cable of built-in chip in use has higher requirement to heat dissipation and flame retardant property of cable.
Known chinese publication patent: the application number is 201710676189. X) discloses a chip embedded plastic armored intelligent power cable for intelligent energy and a manufacturing method thereof, wherein the cable core, the isolation layer, the intelligent chip layer, the fastening protection layer, the inner liner layer, the plastic armor layer and the outer protection layer are sequentially arranged from inside to outside; the cable core comprises at least one insulated wire core; the intelligent chip layer comprises self-adhesive intelligent chips which form natural number multiples with the number of the insulated wire cores, so that the operation monitoring, the rapid searching and positioning, the manufacturing, the installation and the laying of the cable and other information are recorded, stored and called, the cable is simpler in structure, flame-retardant and fireproof in material arrangement, flame-retardant and fireproof effects are not ideal, the cable with the built-in chips has higher requirements on flame-retardant and fireproof performance, and if the fire occurs, the chip is seriously damaged to cause irreversible consequences, so that the insulated armored polyvinyl chloride sheath flame-retardant chip power cable is provided.
Disclosure of Invention
In order to solve the problems that the flame-retardant and fireproof layer of the existing power cable is single and the flame-retardant and fireproof effect is not ideal, the power cable with the insulating armored polyvinyl chloride sheath flame-retardant chip is provided.
The utility model is realized by the following technical scheme: the utility model provides an insulating armoured polyvinyl chloride sheath flame-retardant chip power cable which is characterized by comprising a cable core, wherein the cable core consists of a plurality of insulating wire cores and a filling layer, the filling layer is filled among the plurality of insulating wire cores, a plurality of chip layers are arranged on the outer side of the cable core and correspond to the insulating wire cores, a wrapping belt is arranged on the outer side of the cable core, the chip layers are wrapped by the wrapping belt, a protective layer is arranged on the outer side of the wrapping belt in a surrounding manner, a plastic armoured layer is arranged on the outer side of the protective layer in a surrounding manner, a polyethylene insulating layer is arranged on the outer side of the plastic armoured layer, a composite flame-retardant layer is arranged on the outer side of the polyethylene insulating layer, and a polyvinyl chloride sheath is arranged on the outer side of the composite flame-retardant layer in a surrounding manner.
Further, the wrapping belt is ultrathin non-woven fabric.
Further, the chip layer comprises a test chip, an antenna and a packaging material for packaging the test chip and the antenna together, and the length direction of each chip is along the axial direction of the cable and is uniformly distributed along the circumferential direction of the cable core.
Further, the protective layer comprises a flame-retardant belting and an acetate cloth adhesive tape, and the acetate cloth adhesive tape is annularly arranged outside the flame-retardant belting.
Further, the composite flame-retardant layer comprises a polyolefin layer and an aluminum silicate ceramic fiber layer, and the aluminum silicate ceramic fiber layer is annularly arranged outside the polyolefin layer.
Further, the insulating wire core comprises a conductor, an insulating layer, an aluminum foil shielding layer and a mica flame-retardant belt, wherein the insulating layer is arranged on the outer ring of the conductor, the aluminum foil shielding layer is arranged on the outer ring of the insulating layer, and the mica flame-retardant belt is arranged on the outer ring of the aluminum foil shielding layer.
Further, the filling layer is filled with flame-retardant filling ropes.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the chip layer is wrapped by the ultrathin non-woven fabric, so that the chip layer can be protected, the chip is attached and wrapped, the damage to the chip can be reduced, the mechanical stress of the cable core can be borne, the external protective layer adopts the design of the flame-retardant wrapping tape and the acetate cloth adhesive tape, the flame-retardant protective effect can be achieved on the chip layer, and the tear resistance and the flame-retardant effect of the acetate cloth are excellent.
The utility model is provided with the polyolefin layer and the aluminum silicate ceramic fiber layer, and the aluminum silicate ceramic fiber has the advantages of high temperature resistance, good thermal stability, low thermal conductivity, small heat capacity, good mechanical vibration resistance, small thermal expansion and capability of blocking the heat outside the cable, so that the service life of the insulated wire core in the cable core is longer, and the cable core can be operated at high temperature. And the inside is filled and is also fire-retardant filling rope, and flame retardant effect is good, and the fire-retardant area of multilayer mica can be able to bear the burning for a long time, even if the polymer of applying flame department is burnt, also can guarantee the normal operating of circuit, and the aluminium foil shielding layer also can provide effectual flame retardant effect.
3. The utility model adopts the plastic armor layer, can play a certain role in protection, but has smaller interference effect on the information transmission of the chip compared with the conventional metal armor, and can realize the accuracy of the information transmission.
Drawings
FIG. 1 is a schematic cross-sectional view of the present utility model;
FIG. 2 is a schematic diagram of a cross-sectional structure of a wire core according to the present utility model;
FIG. 3 is a schematic cross-sectional view of a composite flame retardant layer according to the present utility model;
fig. 4 is a schematic cross-sectional view of a protective layer according to the present utility model.
1. A wire core; 2. a cable core; 11. a conductor; 12. an insulating layer; 13. an aluminum foil shielding layer; 14. mica flame retardant tape; 3. a filling layer; 4. wrapping the belt; 5. a protective layer; 6. a plastic armor layer; 7. a polyethylene insulating layer; 8. a composite flame retardant layer; 9. a polyvinyl chloride sheath; 10. a chip layer; 51. flame-retardant belting; 52. acetic acid cloth adhesive tape; 81. an aluminum silicate ceramic fiber layer; 82. a polyolefin layer.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The cable core 2 is composed of a plurality of insulating wire cores 1 and a filling layer 3, the filling layer 3 is filled between the insulating wire cores 1, the outer side of the cable core 2 is provided with a plurality of chip layers 10, the chip layers 10 are arranged corresponding to the insulating wire cores 1, the outer side of the cable core 2 is provided with a wrapping belt 4, the chip layers 10 are wrapped by the wrapping belt 4, the outer side of the wrapping belt 4 is provided with a protective layer 5 in a surrounding manner, the outer side of the protective layer 5 is provided with a plastic armor layer 6 in a surrounding manner, the outer side of the plastic armor layer 6 is provided with a polyethylene insulating layer 7, the outer side of the polyethylene insulating layer 7 is provided with a composite flame-retardant layer 8, and the outer side of the composite flame-retardant layer 8 is provided with a polyvinyl chloride sheath 9 in a surrounding manner.
In this embodiment, specific: the wrapping belt 4 is an ultrathin non-woven fabric, and the chip layer 10 is wrapped through the ultrathin non-woven fabric, so that the chip layer 10 can be protected, the chip is attached and wrapped, the damage to the chip can be reduced, and the mechanical stress of the cable core 2 can be borne.
In this embodiment, specific: the chip layer 10 comprises test chips, antennas and packaging materials for packaging the test chips and the antennas together, the length direction of each chip is along the axial direction of the cable and is uniformly distributed along the circumferential direction of the cable core 2, and the built-in chip can rapidly identify and record the basic information of the cable, so that later management, operation and maintenance are facilitated.
In this embodiment, specific: the protective layer 5 comprises a flame-retardant wrapping tape 51 and an acetate cloth adhesive tape 52, the acetate cloth adhesive tape 52 is arranged outside the flame-retardant wrapping tape 51 in a surrounding manner, the flame-retardant wrapping tape and the acetate cloth adhesive tape can play a flame-retardant protective role on the chip layer 10, and the tear resistance and the flame-retardant effect of the acetate cloth 52 are excellent.
In this embodiment, specific: the composite flame-retardant layer comprises a polyolefin layer 71 and an aluminum silicate ceramic fiber layer 72, wherein the aluminum silicate ceramic fiber layer 72 is annularly arranged outside the polyolefin layer 71, and the aluminum silicate ceramic fiber has the advantages of high temperature resistance, good thermal stability, low thermal conductivity, small heat capacity, good mechanical vibration resistance, small thermal expansion and capability of blocking the heat outside the cable.
In this embodiment, specific: the insulated wire core 1 comprises a conductor 11, an insulating layer 12, an aluminum foil shielding layer 13 and a mica flame-retardant belt 14, wherein the insulating layer 12 is arranged on the outer ring of the conductor 11, the aluminum foil shielding layer 13 is arranged on the outer ring of the insulating layer 12, and the mica flame-retardant belt 14 is arranged on the outer ring of the aluminum foil shielding layer 13.
In this embodiment, specific: the filling layer 3 is filled with flame-retardant filling ropes.
The utility model relates to an insulated armored polyvinyl chloride sheath flame-retardant chip power cable, which comprises a cable core 2, wherein the cable core 2 consists of a plurality of insulated wire cores 1 and a filling layer 3, the filling layer 3 is filled among the plurality of insulated wire cores 1, the outer side of the cable core 2 is provided with a plurality of chip layers 10, the chip layers 10 are arranged corresponding to the insulated wire cores 1, the outer side of the cable core 2 is provided with a wrapping belt 4, the chip layers 10 are wrapped by the wrapping belt 4, the outer side of the wrapping belt 4 is provided with a protective layer 5 in a surrounding manner, the outer side of the protective layer 5 is provided with a plastic armor layer 6 in a surrounding manner, the outer side of the plastic armor layer 6 is provided with a polyethylene insulating layer 7, the outer side of the polyethylene insulating layer 7 is provided with a composite flame-retardant layer 8 in a surrounding manner, the outer side of the composite flame-retardant layer 8 is provided with a polyvinyl chloride sheath 9, the wrapping belt 4 is made of ultrathin non-woven fabric, the chip layers 10 can be protected by wrapping the ultrathin non-woven fabric, and chips can be attached and wrapped, the chip layer 10 comprises a test chip, an antenna and packaging materials for packaging the test chip and the antenna together, the length direction of each chip is along the axial direction of the cable and is uniformly distributed along the circumferential direction of the cable core 2, the built-in chip can rapidly identify and record the basic information of the cable, the later management and operation maintenance are convenient, the protective layer 5 comprises a flame-retardant wrapping tape 51 and an acetate cloth tape 52, the acetate cloth tape 52 is arranged outside the flame-retardant wrapping tape 51 in a surrounding manner, the flame-retardant protective effect can be achieved on the chip layer 10 by the two, the tear resistance and the flame-retardant effect of the acetate cloth 52 are excellent, the composite flame-retardant layer comprises a polyolefin layer 71 and an aluminum silicate ceramic fiber layer 72, the aluminum silicate ceramic fiber layer 72 is arranged outside the polyolefin layer 71 in a surrounding manner, the aluminum silicate ceramic fiber is high-temperature resistant and has good thermal stability, the heat conduction rate is low, the heat capacity is small, the mechanical vibration resistance is good, the thermal expansion is small, the heat outside the cable is isolated outside, the insulated wire core 1 comprises a conductor 11, an insulating layer 12, an aluminum foil shielding layer 13 and a mica flame-retardant belt 14, the insulating layer 12 is arranged on the outer ring of the conductor 11, the aluminum foil shielding layer 13 is arranged on the outer ring of the insulating layer 12, the mica flame-retardant belt 14 is arranged on the outer ring of the aluminum foil shielding layer 13, and the filling layer 3 is filled into a flame-retardant filling rope.
The above examples are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the spirit and scope of the present utility model. Various modifications and improvements of the technical scheme of the present utility model will fall within the protection scope of the present utility model without departing from the design concept of the present utility model, and the technical content of the present utility model is fully described in the claims.
Claims (7)
1. The utility model provides an insulating armoured polyvinyl chloride sheath flame retardant chip power cable, its characterized in that, including cable core (2), cable core (2) are constituteed by a plurality of insulating sinle silk (1) and filling layer (3), filling layer (3) are filled a plurality of between insulating sinle silk (1), cable core (2) outside and have a plurality of chip layer (10), chip layer (10) set up with insulating sinle silk (1) corresponding, cable core (2) outside is provided with around band (4), wrap up around band (4) to chip layer (10), around band (4) outside ring is equipped with inoxidizing coating (5), inoxidizing coating (5) outside ring is equipped with armor (6), the plastic armor (6) outside is equipped with polyethylene insulating layer (7), polyethylene insulating layer (7) outside is equipped with compound flame retardant coating (8), compound flame retardant coating (8) outside ring is equipped with polyvinyl chloride sheath (9).
2. The insulated armored polyvinyl chloride jacketed flame retardant chip power cable of claim 1, wherein: the wrapping belt (4) is ultrathin non-woven fabric.
3. The insulated armored polyvinyl chloride jacketed flame retardant chip power cable of claim 1, wherein: the chip layer (10) comprises test chips, antennas and packaging materials for packaging the test chips and the antennas together, and the length direction of each chip is along the axial direction of the cable and is uniformly distributed along the circumferential direction of the cable core (2).
4. The insulated armored polyvinyl chloride jacketed flame retardant chip power cable of claim 1, wherein: the protective layer (5) comprises a flame-retardant wrapping belt (51) and an acetate cloth adhesive tape (52), and the acetate cloth adhesive tape (52) is arranged outside the flame-retardant wrapping belt (51) in a surrounding mode.
5. The insulated armored polyvinyl chloride jacketed flame retardant chip power cable of claim 1, wherein: the composite flame-retardant layer comprises a polyolefin layer (71) and an aluminum silicate ceramic fiber layer (72), and the aluminum silicate ceramic fiber layer (72) is arranged outside the polyolefin layer (71) in a surrounding mode.
6. The insulated armored polyvinyl chloride jacketed flame retardant chip power cable of claim 1, wherein: the insulation wire core (1) comprises a conductor (11), an insulation layer (12), an aluminum foil shielding layer (13) and a mica flame-retardant belt (14), wherein the insulation layer (12) is arranged on the outer ring of the conductor (11), the aluminum foil shielding layer (13) is arranged on the outer ring of the insulation layer (12), and the mica flame-retardant belt (14) is arranged on the outer ring of the aluminum foil shielding layer (13).
7. The insulated armored polyvinyl chloride jacketed flame retardant chip power cable of claim 1, wherein: the filling layer (3) is filled with flame-retardant filling ropes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222859968.2U CN218896501U (en) | 2022-10-28 | 2022-10-28 | Insulating armoured polyvinyl chloride sheath flame-retardant chip power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222859968.2U CN218896501U (en) | 2022-10-28 | 2022-10-28 | Insulating armoured polyvinyl chloride sheath flame-retardant chip power cable |
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| Publication Number | Publication Date |
|---|---|
| CN218896501U true CN218896501U (en) | 2023-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222859968.2U Active CN218896501U (en) | 2022-10-28 | 2022-10-28 | Insulating armoured polyvinyl chloride sheath flame-retardant chip power cable |
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| Country | Link |
|---|---|
| CN (1) | CN218896501U (en) |
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2022
- 2022-10-28 CN CN202222859968.2U patent/CN218896501U/en active Active
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