CN217333712U - Flame-retardant fireproof cable with copper-aluminum composite core sheath - Google Patents
Flame-retardant fireproof cable with copper-aluminum composite core sheath Download PDFInfo
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- CN217333712U CN217333712U CN202220413163.2U CN202220413163U CN217333712U CN 217333712 U CN217333712 U CN 217333712U CN 202220413163 U CN202220413163 U CN 202220413163U CN 217333712 U CN217333712 U CN 217333712U
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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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Abstract
The utility model discloses a fire-retardant fireproof cable of compound core sheath of copper aluminium, include sinle silk, cable core, around band, graphite alkene heat-conducting layer, armor, outer shielding layer, fire-retardant layer, waterproof layer, insulating layer and oversheath layer, the cable core comprises a plurality of sinle silks and filler, the filler is filled a plurality of between the sinle silks, it is a plurality of around the band winding setting the sinle silks are outside, graphite alkene heat-conducting layer encircles and establishes around the band surface, the armor encircles and establishes in graphite alkene heat-conducting layer outside. The utility model discloses a set up fire-retardant layer, can utilize high silica fibre cloth and the fire-retardant area of mica to carry out the fire prevention fire-retardant work of preventing fires, be equipped with a plurality of inner groovings and outer recess simultaneously on fire-retardant rubber layer to including the recess with outer recess intussuseption be filled with fire-retardant powder, can be so that the holistic fire-retardant fire prevention of cable is effectual, increase the security that the cable used, prolong the life of cable.
Description
Technical Field
The utility model relates to a relevant technical field of cable specifically is a fire-retardant fireproof cable of compound core sheath of copper aluminium.
Background
The cable is a line for transmitting and distributing electric energy, and in the existing life, the cable generally consists of a conductive metal wire and an outer protective layer, and the wire cable is widely applied to various fields such as transportation, communication, buildings and the like.
The existing cable is poor in overall flame-retardant fireproof effect, so that the overall use safety of the cable is low, the overall heat dissipation effect of the cable is poor, heat is easily accumulated inside the cable and is not easy to dissipate, the spontaneous combustion phenomenon is caused, the existing cable outer sheath is easily abraded, the service life of the cable is influenced, and improvement is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fire-retardant fireproof cable of compound core sheath of copper aluminium to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fire-retardant fireproof cable of compound core sheath of copper aluminium, includes sinle silk, cable core, winds band, graphite alkene heat-conducting layer, armor, outer shielding layer, fire-retardant layer, waterproof layer, insulating layer and oversheath layer, the cable core comprises a plurality of sinle silks and filler, the filler is filled a plurality ofly between the sinle silks, it is a plurality of to wind the band winding setting the sinle silks are outside, graphite alkene heat-conducting layer encircles and establishes around the band surface, the armor encircles and establishes in graphite alkene heat-conducting layer outside, outer shielding layer sets up between armor and fire-retardant layer, the waterproof layer sets up at fire-retardant layer outside, the waterproof layer passes through insulating layer and oversheath layer fixed connection.
As further preferable in the present technical solution: graphene heat conduction layer surface is equipped with a plurality of heat conduction metal support, set up a plurality of heat dissipation recesses on the oversheath in situ wall, it is a plurality of the inside first metal conducting strip that is equipped with of heat dissipation recess, it is a plurality of heat conduction metal support one end all runs through armor, outer shielding layer, fire-retardant layer, waterproof layer and insulating layer and first metal conducting strip fixed connection in proper order.
As further preferable in the present technical solution: the outer heat dissipation device is characterized in that a plurality of outer heat dissipation fins are arranged on the outer wall of the outer sheath layer and are connected with the first metal heat conduction fins through second metal heat conduction fins.
As a further preferred aspect of the present invention: the cross section of the outer heat dissipation sheet is trapezoidal, and the outer heat dissipation sheet is protruded on the surface of the outer sheath layer.
As further preferable in the present technical solution: the flame-retardant layer 8 comprises a flame-retardant rubber layer 21, high silica fiber cloth 25 and a mica flame-retardant tape 26, wherein the high silica fiber cloth 25 and the mica flame-retardant tape 26 are respectively arranged on the inner surface and the outer surface of the flame-retardant rubber layer 21.
As further preferable in the present technical solution: a plurality of inner grooves and a plurality of outer grooves are respectively formed in the inner surface and the outer surface of the flame-retardant rubber layer, the inner grooves and the outer grooves are arranged in a staggered mode, and the inner grooves and the outer grooves are filled with flame-retardant powder.
As further preferable in the present technical solution: the cable core comprises a conductor, an insulating layer is arranged on the outer portion of the conductor in a surrounding mode, an inner shielding layer is arranged on the outer portion of the insulating layer in a surrounding mode, and glass fiber cloth is arranged on the outer portion of the inner shielding layer in a surrounding mode.
The utility model provides a fire-retardant fireproof cable of compound core sheath of copper aluminium possesses following beneficial effect:
(1) the utility model discloses a set up fire-retardant layer, can utilize high silica fiber cloth and the fire-retardant area of mica to carry out the fire prevention fire-retardant work, be equipped with a plurality of inner groovies and outer recess simultaneously on fire-retardant rubber layer to including recess and outer recess intussuseption be filled with fire-retardant powder, can be so that the holistic fire-retardant fire prevention of cable is effectual, increase the security that the cable used, prolong the life of cable.
(2) The utility model discloses a set up a plurality of heat conduction metal support, can utilize a plurality of heat conduction metal support with heat conduction to first metal heat conduction piece on, then on conducting to a plurality of outer radiating fins through second metal heat conduction piece, effectively distribute away the inside heat of cable, can make the holistic radiating effect of cable good, avoid inside heat gathering to appear the phenomenon of spontaneous combustion, and through with outer radiating fin protrusion setting on outer restrictive coating surface, can reduce the wearing and tearing that the oversheath received, the life of improvement cable.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of a portion a in fig. 1 according to the present invention;
fig. 3 is a schematic diagram of the structure of the wire core of the present invention;
fig. 4 is a schematic view of the structure of the flame retardant layer of the present invention.
In the figure: 1. a wire core; 2. a cable core; 3. a filler; 4. wrapping a tape; 5. a graphene heat conducting layer; 6. an armor layer; 7. an outer shield layer; 8. a flame retardant layer; 9. a thermal insulation layer; 10. an outer jacket layer; 11. an outer heat-dissipating sheet; 12. a thermally conductive metal support; 13. a first metal heat-conducting sheet; 14. a heat dissipation groove; 15. a second metal heat-conducting sheet; 16. a waterproof layer; 17. a conductor; 18. an insulating layer; 19. an inner shield layer; 20. glass fiber cloth; 21. a flame retardant rubber layer; 22. an inner groove; 23. an outer groove; 24. a flame retardant powder; 25. high silica fiber cloth; 26. mica flame retardant tape.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1-4, the utility model provides a technical solution: the utility model provides a fire-retardant fireproof cable of compound core sheath of copper aluminium, including sinle silk 1, the cable core 2, around band 4, graphite alkene heat-conducting layer 5, armor 6, outer shielding layer 7, fire-retardant layer 8, waterproof layer 16, insulating layer 9 and oversheath layer 10, cable core 2 comprises a plurality of sinle silks 1 and filler 3, filler 3 is filled between a plurality of sinle silks 1, set up in a plurality of sinle silks 1 outsidely around the winding of band 4, graphite alkene heat-conducting layer 5 encircles and is established at band 4 surface, 6 rings of armor are established at graphite alkene heat-conducting layer 5 outsidely, outer shielding layer 7 sets up between armor 6 and fire-retardant layer 8, waterproof layer 16 sets up in fire-retardant layer 8 outsidely, waterproof layer 16 passes through insulating layer 9 and oversheath layer 10 fixed connection.
In this embodiment, specifically: 5 surfaces of graphite alkene heat-conducting layer are equipped with a plurality of heat conduction metal support 12, a plurality of heat dissipation grooves 14 have been seted up on the outer jacket layer 10 inner wall, the inside first metal conducting strip 13 that is equipped with of a plurality of heat dissipation grooves 14, armor 6 is all run through in proper order to a plurality of heat conduction metal support 12 one end, outer shielding layer 7, fire-retardant layer 8, waterproof layer 16 and insulating layer 9 and first metal conducting strip 13 fixed connection, can utilize graphite alkene heat-conducting layer 5 to adsorb the heat that produces on the cable core 2, then can adsorb the heat on the graphite alkene heat-conducting layer 5 and convey to on the first metal conducting strip 13 through a plurality of heat conduction metal support 12.
In this embodiment, specifically: be equipped with a plurality of outer radiating fins 11 on the outer wall of oversheath layer 10, a plurality of outer radiating fins 11 all are connected with first metal conducting strip 13 through second metal conducting strip 15, can absorb the heat on first metal conducting strip 13 through second metal conducting strip 15, then the conduction gives off to 11 enterprising effluvium of outer radiating fin, guarantees that the radiating effect is good.
In this embodiment, specifically: the transversal trapezoidal setting of personally submitting of outer heat dissipation piece 11, and outer heat dissipation piece 11 protrusion sets up on outer sheath layer 10 surface, through set up outer sheath layer 10 surface with outer heat dissipation piece 11 protrusion, can reduce the wearing and tearing that outer sheath layer 10 received, the life of extension cable.
In this embodiment, specifically: the flame-retardant layer 8 comprises a flame-retardant rubber layer 21, high silica fiber cloth 25 and a mica flame-retardant belt 26, the high silica fiber cloth 25 and the mica flame-retardant belt 26 are respectively arranged on the inner surface and the outer surface of the flame-retardant rubber layer 21, and the high silica fiber cloth 25, the mica flame-retardant belt 26 and the flame-retardant rubber layer 21 can be compounded, so that the overall flame-retardant performance of the cable can be improved, and the fireproof flame-retardant effect is good.
In this embodiment, specifically: a plurality of inner grooves 22 and a plurality of outer grooves 23 have been seted up on flame retardant rubber layer 21 internal surface and the surface respectively, a plurality of inner grooves 22 and outer groove 23 set up in a staggered way, and a plurality of inner grooves 22 and outer groove 23 are inside all to be filled with flame retardant powder 24, through setting up a plurality of inner grooves 22 and outer groove 23, and pack flame retardant powder 24 in inner groove 22 and outer groove 23, wherein flame retardant powder 24 is carbon dioxide flame retardant powder 24, can further increase the flame retardant efficiency of cable, the security that increases the cable and use.
In this embodiment, specifically: the cable core 1 comprises a conductor 17, an insulating layer 18 is arranged around the outer portion of the conductor 17, an inner shielding layer 19 is arranged around the outer portion of the insulating layer 18, and glass fiber cloth 20 is arranged around the outer portion of the inner shielding layer 19.
It should be noted that, in the flame-retardant fireproof cable with the copper-aluminum composite core sheath, when in operation, the high silica fiber cloth 25, the mica flame-retardant belt 26 and the flame-retardant rubber layer 21 can be utilized to be compounded, so that the overall flame-retardant performance of the cable can be increased, the flame-retardant effect of the cable is good, by arranging the plurality of inner grooves 22 and the plurality of outer grooves 23, and filling the inner grooves 22 and the outer grooves 23 with the flame-retardant powder 24, wherein the flame-retardant powder 24 is carbon dioxide flame-retardant powder 24, the flame-retardant effect of the cable can be further increased, the safety of the cable in use can be increased, in the cable working process, the heat generated on the cable core 2 can be absorbed by the graphene heat conduction layer 5, then the heat on the graphene heat conduction layer 5 can be absorbed and transmitted to the first metal heat conduction sheet 13 by the plurality of heat conduction metal brackets 12, the heat on the first metal heat conduction sheet 13 can be absorbed by the second metal heat conduction sheet 15, the cable is protected by arranging the plurality of heat-conducting metal brackets 12, the compression resistance of the cable can be improved, the cable is protected, the outer heat-radiating fins 11 are arranged on the surface of the outer sheath layer 10 in a protruding manner, the abrasion of the outer sheath layer 10 can be reduced, and the service life of the cable is prolonged; wherein waterproof layer 16 adopts waterproof ventilated membrane and the yarn structure that blocks water, avoids outside water to enter into inside the cable, and insulating layer 9 adopts superfine glass cotton, and isolated outside heat enters into inside the cable, effectively protects the cable.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The flame-retardant fireproof cable with the copper-aluminum composite core sheath is characterized by comprising wire cores (1), a cable core (2), a winding tape (4), a graphene heat-conducting layer (5), an armor layer (6), an outer shielding layer (7), a flame-retardant layer (8), a waterproof layer (16), a heat-insulating layer (9) and an outer sheath layer (10), wherein the cable core (2) consists of a plurality of wire cores (1) and fillers (3), the fillers (3) are filled among the plurality of wire cores (1), the winding tape (4) is wound outside the plurality of wire cores (1), the graphene heat-conducting layer (5) is annularly arranged on the outer surface of the winding tape (4), the armor layer (6) is annularly arranged outside the graphene heat-conducting layer (5), the outer shielding layer (7) is arranged between the armor layer (6) and the flame-retardant layer (8), the waterproof layer (16) is arranged outside the flame-retardant layer (8), the waterproof layer (16) is fixedly connected with the outer sheath layer (10) through the heat insulation layer (9).
2. The copper-aluminum composite core sheath flame-retardant fireproof cable according to claim 1, characterized in that: graphene heat-conducting layer (5) surface is equipped with a plurality of heat conduction metal support (12), a plurality of heat dissipation recess (14) have been seted up on oversheath layer (10) inner wall, and is a plurality of heat dissipation recess (14) inside is equipped with first metal conducting strip (13), and is a plurality of heat conduction metal support (12) one end all runs through armor (6), outer shielding layer (7), fire-retardant layer (8), waterproof layer (16) and insulating layer (9) and first metal conducting strip (13) fixed connection in proper order.
3. The copper-aluminum composite core sheath flame-retardant fireproof cable according to claim 2, characterized in that: the outer wall of the outer sheath layer (10) is provided with a plurality of outer radiating fins (11), and the outer radiating fins (11) are connected with the first metal heat-conducting fins (13) through second metal heat-conducting fins (15).
4. The copper-aluminum composite core sheath flame-retardant fireproof cable according to claim 3, characterized in that: the cross section of the outer heat dissipation sheet (11) is trapezoidal, and the outer heat dissipation sheet (11) is arranged on the surface of the outer sheath layer (10) in a protruding mode.
5. The copper-aluminum composite core sheath flame-retardant fireproof cable according to claim 1, characterized in that: the flame-retardant layer (8) comprises a flame-retardant rubber layer (21), high silica fiber cloth (25) and a mica flame-retardant belt (26), wherein the high silica fiber cloth (25) and the mica flame-retardant belt (26) are respectively arranged on the inner surface and the outer surface of the flame-retardant rubber layer (21).
6. The copper-aluminum composite core sheath flame-retardant fireproof cable according to claim 5, characterized in that: a plurality of inner grooves (22) and a plurality of outer grooves (23) are respectively formed in the inner surface and the outer surface of the flame-retardant rubber layer (21), the inner grooves (22) and the outer grooves (23) are arranged in a staggered mode, and the inner grooves (22) and the outer grooves (23) are filled with flame-retardant powder (24).
7. The copper-aluminum composite core sheath flame-retardant fireproof cable according to claim 1, characterized in that: the cable core (1) comprises a conductor (17), an insulating layer (18) is arranged outside the conductor (17) in a surrounding mode, an inner shielding layer (19) is arranged outside the insulating layer (18) in a surrounding mode, and glass fiber cloth (20) is arranged outside the inner shielding layer (19) in a surrounding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220413163.2U CN217333712U (en) | 2022-02-28 | 2022-02-28 | Flame-retardant fireproof cable with copper-aluminum composite core sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220413163.2U CN217333712U (en) | 2022-02-28 | 2022-02-28 | Flame-retardant fireproof cable with copper-aluminum composite core sheath |
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| Publication Number | Publication Date |
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| CN217333712U true CN217333712U (en) | 2022-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220413163.2U Active CN217333712U (en) | 2022-02-28 | 2022-02-28 | Flame-retardant fireproof cable with copper-aluminum composite core sheath |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115249549A (en) * | 2022-09-23 | 2022-10-28 | 燕通电缆有限公司 | Novel flame-retardant circuit cable with environment-friendly effect and manufacturing method thereof |
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2022
- 2022-02-28 CN CN202220413163.2U patent/CN217333712U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115249549A (en) * | 2022-09-23 | 2022-10-28 | 燕通电缆有限公司 | Novel flame-retardant circuit cable with environment-friendly effect and manufacturing method thereof |
| CN115249549B (en) * | 2022-09-23 | 2022-12-06 | 燕通电缆有限公司 | Flame-retardant circuit cable with environment-friendly effect and manufacturing method thereof |
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