CN114121357A - Low-smoke halogen-free flame-retardant flexible fireproof cable - Google Patents
Low-smoke halogen-free flame-retardant flexible fireproof cable Download PDFInfo
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- CN114121357A CN114121357A CN202111355406.8A CN202111355406A CN114121357A CN 114121357 A CN114121357 A CN 114121357A CN 202111355406 A CN202111355406 A CN 202111355406A CN 114121357 A CN114121357 A CN 114121357A
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- cable
- positioning
- conductor
- hole
- sheath
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1805—Protections not provided for in groups H01B7/182 - H01B7/26
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
- H01B7/221—Longitudinally placed metal wires or tapes
- H01B7/223—Longitudinally placed metal wires or tapes forming part of a high tensile strength core
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- Electric Cable Installation (AREA)
Abstract
The invention discloses a low-smoke halogen-free flame-retardant flexible fireproof cable which comprises a cable sheath, wherein an insulating filler is filled in the cable sheath, a reinforcing mechanism is fixedly arranged at the middle position in the cable sheath and comprises a reinforcing steel cable, a conductor through hole, a positioning base, a positioning rod, a positioning burr and a steel cable through hole, a cable conductor is arranged in the steel cable through hole, the surface of the cable conductor is fixedly provided with the conductor insulating sheath, the surface of the cable sheath is movably provided with a repairing mechanism, the repairing mechanism comprises a first diversion groove, an upper positioning sleeve, an arc-shaped rubber plate, a second diversion groove and a lower positioning sleeve, two ends of the cable sheath are respectively provided with a sealing mechanism, and the sealing mechanism comprises a sealing end cover, a conductor outlet, a positioning screw rod, a limiting hole and a limiting seat. The invention discloses a low-smoke halogen-free flame-retardant flexible fireproof cable, belongs to the field of flame-retardant cables, and is strong in pulling resistance and convenient for user maintenance.
Description
Technical Field
The invention relates to the field of flame-retardant cables, in particular to a low-smoke halogen-free flame-retardant flexible fireproof cable.
Background
The cable is an electric energy or signal transmission device, usually it is made up of several or several groups of wire, the manufacturing of the cable is totally different from the production mode of most electromechanical products, the electromechanical products usually adopt assembling the parts into parts, assembling several parts into a single product, the product is measured by the number of pieces or number of pieces, the wire and cable is the basic measurement unit of length, all the wire and cable are from the conductor processing, add insulation, shielding, cabling, protective layer, etc. to make the wire and cable product on the periphery of the conductor layer by layer, the more complicated the product structure, the more the superimposed layer. The flame-retardant cable is a cable which is characterized in that a test sample is burnt under a specified test condition, after a test fire source is removed, the flame spread is only within a limited range, and residual flame or residual ignition can be self-extinguished within a limited time. The basic characteristics are as follows: in the event of a fire, may burn out and fail to operate, but may prevent the spread of the fire. However, the existing flame-retardant cable has certain disadvantages in use, the flame-retardant cable is low in strength and poor in anti-pulling performance, and the cable sheath is easily damaged in the use process.
Disclosure of Invention
The invention mainly aims to provide a low-smoke halogen-free flame-retardant flexible fireproof cable which can effectively solve the problems in the background art.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a fire-retardant flexible fireproof cable of low smoke and zero halogen, includes the cable sheath, the cable sheath intussuseption is filled with insulating filler, intermediate position fixed mounting in the cable sheath has reinforcing mechanism, reinforcing mechanism is including strengthening steel cable, conductor through-hole, location base, locating lever, location burr and steel cable through-hole, be equipped with cable conductor in the steel cable through-hole, cable conductor fixed surface installs the insulating crust of conductor, cable sheath movable surface installs repairing mechanism, repairing mechanism includes first guiding gutter, goes up position sleeve, arc rubber slab, second guiding gutter and lower position sleeve, the cable sheath both ends all are provided with sealing mechanism, sealing mechanism includes end cover, conductor export, positioning screw, spacing hole and spacing seat.
Furthermore, the positioning base is installed in the cable sheath at intervals, a steel cable through hole is formed in the middle of the positioning base, the surface of the positioning base is located around the steel cable through hole and is arranged in the conductor through hole, a positioning rod is fixedly installed at the edge of the positioning base, positioning burrs are fixedly installed on the surface of the positioning rod, and a reinforced steel cable is installed in the steel cable through hole.
Furthermore, the positioning base is connected to the reinforced steel cable through a steel cable through hole, the cable conductor is connected to the inside of the positioning base through a conductor through hole, two ends of the reinforced steel cable are connected to the sealing mechanism respectively, a screw hole is formed in the positioning base, and the positioning rod is connected to the positioning base through the screw hole.
Further, the end covers are fixedly installed at two ends of the cable sheath, the surface of each end cover is located at the middle position and is fixedly provided with a limiting seat, limiting holes are formed in the limiting seats, positioning screws are installed on the side walls of the limiting seats in a threaded mode, and the surface of each end cover is located at the edge of the limiting seat and is provided with a conductor outlet.
Furthermore, two ends of the cable conductor penetrate through the sealing end cover through the conductor outlet, the tail end of the reinforced steel cable is connected in the limiting hole, and the tail end of the reinforced steel cable is limited in the limiting hole through the positioning screw rod.
Further, the upper locating sleeve and the lower locating sleeve are movably mounted on the cable sheath, an arc-shaped rubber plate is mounted between the upper locating sleeve and the lower locating sleeve, a first diversion trench is formed in the upper locating sleeve, and a second diversion trench is formed in the lower locating sleeve.
Furthermore, one end of the arc-shaped rubber plate is connected to the cable sheath through the upper positioning sleeve, and the other end of the arc-shaped rubber plate is connected to the cable sheath through the lower positioning sleeve.
Further, the cable conductor is limited in the cable sheath through a reinforcing mechanism, and the upper positioning sleeve and the lower positioning sleeve are fixed on the cable sheath through glue.
Compared with the prior art, the invention has the following beneficial effects:
during insulating filler can be pricked into to the location burr to make location base remain stable in the cable sheath, location base can be in the same place cable conductor and reinforcing steel cable combination simultaneously, thereby improve cable conductor's anti-tensile performance of tearing, and can remove the damaged department of cable sheath with the arc rubber slab in the use, can connect it on the cable sheath through glue after removing the damaged department of cable sheath with the arc rubber slab, thereby repair the damaged department of cable fast.
Drawings
FIG. 1 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a schematic view of a reinforcement mechanism of the present invention;
FIG. 4 is a schematic view of the repair mechanism of the present invention;
fig. 5 is a schematic view of the sealing mechanism of the present invention.
In the figure: 1. a cable conductor; 2. a conductor insulation sheath; 3. an insulating filler; 4. a cable sheath; 5. a reinforcing mechanism; 501. reinforcing the steel cable; 502. a conductor via; 503. positioning a base; 504. positioning a rod; 505. positioning burrs; 506. a wire rope through hole; 6. a sealing mechanism; 601. sealing the end cap; 602. a conductor outlet; 603. positioning a screw rod; 604. a limiting hole; 605. a limiting seat; 7. a repair mechanism; 701. a first diversion trench; 702. mounting a positioning sleeve; 703. an arc-shaped rubber plate; 704. a second guiding gutter; 705. and a lower positioning sleeve.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-5, a low-smoke halogen-free flame-retardant flexible fireproof cable comprises a cable sheath 4, an insulating filler 3 is filled in the cable sheath 4, a reinforcing mechanism 5 is fixedly installed at the middle position in the cable sheath 4, the reinforcing mechanism 5 comprises a reinforcing steel cable 501, a conductor through hole 502, a positioning base 503, a positioning rod 504, a positioning burr 505 and a steel cable through hole 506, a cable conductor 1 is arranged in the steel cable through hole 506, a conductor insulating sheath 2 is fixedly installed on the surface of the cable conductor 1, a repairing mechanism 7 is movably installed on the surface of the cable sheath 4, the repairing mechanism 7 comprises a first diversion trench 701, an upper positioning sleeve 702, an arc-shaped rubber plate 703, a second diversion trench 704 and a lower positioning sleeve 705, sealing mechanisms 6 are respectively arranged at two ends of the cable sheath 4, each sealing mechanism 6 comprises a sealing end cover 601, a conductor outlet 602, a positioning screw 603, a limiting hole 604 and a limiting seat 605, the cable conductor 1 is confined within the cable sheath 4 by the strengthening means 5 and both the upper 702 and lower 705 positioning sleeves are fixed to the cable sheath 4 by glue.
Example one
In order to improve the anti-pulling performance of the cable, an insulation filler 3 is filled in the cable sheath 4, a reinforcing mechanism 5 is fixedly arranged at the middle position in the cable sheath 4, the reinforcing mechanism 5 comprises a reinforcing steel cable 501, a conductor through hole 502, a positioning base 503, a positioning rod 504, a positioning burr 505 and a steel cable through hole 506, a cable conductor 1 is arranged in the steel cable through hole 506, a conductor insulation sheath 2 is fixedly arranged on the surface of the cable conductor 1, sealing mechanisms 6 are respectively arranged at two ends of the cable sheath 4, each sealing mechanism 6 comprises a sealing end cover 601, a conductor outlet 602, a positioning screw 603, a limiting hole 604 and a limiting seat 605, the cable conductor 1 is limited in the cable sheath 4 through the reinforcing mechanism 5, the positioning bases 503 are arranged in the cable sheath 4 at intervals, the steel cable through hole 506 is arranged at the middle position of the positioning base 503, the surface of the positioning base 503 is arranged around the steel cable through hole 506 and is arranged in the conductor through hole 502, the edge of a positioning base 503 is fixedly provided with a positioning rod 504, the surface of the positioning rod 504 is fixedly provided with a positioning burr 505, a reinforced steel cable 501 is arranged in a steel cable through hole 506, the positioning base 503 is connected on the reinforced steel cable 501 through the steel cable through hole 506, a cable conductor 1 is connected in the positioning base 503 through a conductor through hole 502, two ends of the reinforced steel cable 501 are respectively connected on a sealing mechanism 6, the positioning base 503 is provided with a screw hole, the positioning rod 504 is connected on the positioning base 503 through the screw hole, sealing end covers 601 are fixedly arranged at two ends of a cable sheath 4, the surface of the sealing end cover 601 is fixedly provided with a limiting seat 605 at the middle position, the limiting seat 605 is provided with a limiting hole 604, a positioning screw 603 is arranged on the side wall of the limiting seat 605 by screw thread, the surface of the sealing end cover 601 is provided with a conductor outlet 602 at the edge of the limiting seat 605, two ends of the cable conductor 1 pass through the sealing end covers 601 through the conductor outlet 602, the tail end of the reinforced steel cable 501 is connected in the limiting hole 604, the tail end of the reinforced steel cable 501 is limited in the limiting hole 604 through the positioning screw 603, and the positioning burr 505 can be pricked into the insulating filler 3, so that the positioning base 503 is kept stable in the cable sheath 4, meanwhile, the positioning base 503 can combine the cable conductor 1 and the reinforced steel cable 501 together, and the anti-pulling performance of the cable conductor 1 is improved.
Example two
In order to quickly repair the damage on the cable sheath 4, a repairing mechanism 7 is movably installed on the surface of the cable sheath 4, the repairing mechanism 7 comprises a first guide groove 701, an upper positioning sleeve 702, an arc-shaped rubber plate 703, a second guide groove 704 and a lower positioning sleeve 705, the upper positioning sleeve 702 and the lower positioning sleeve 705 are both movably installed on the cable sheath 4, the arc-shaped rubber plate 703 is installed between the upper positioning sleeve 702 and the lower positioning sleeve 705, the first guide groove 701 is arranged in the upper positioning sleeve 702, the second guide groove 704 is arranged in the lower positioning sleeve 705, one end of the arc-shaped rubber plate 703 is connected to the cable sheath 4 through the upper positioning sleeve 702, the other end of the arc-shaped rubber plate 703 is connected to the cable sheath 4 through the lower positioning sleeve 705, the arc-shaped rubber plate can be moved to the damage position of the cable sheath 4 in the using process, the arc-shaped rubber plate 703 can be connected to the cable sheath 4 through glue water after being moved to the damage position of the cable sheath 4, thereby rapidly repairing the damaged part of the cable.
It should be noted that, in the present invention, when in actual use, the positioning base 503 is installed in the cable sheath 4 at intervals, after the positioning base 503 is installed in the cable sheath 4 at intervals, the reinforced steel cable 501 and the cable conductor 1 can be installed in the steel cable through hole 506 and the conductor through hole 502 respectively, after the reinforced steel cable 501 and the cable conductor 1 are installed in the steel cable through hole 506 and the conductor through hole 502 respectively, they are combined by the positioning base 503, after the reinforced steel cable 501 and the cable conductor 1 are combined, the toughness of the cable can be improved, so as to improve the tensile resistance of the cable conductor 1, once the cable sheath 4 is damaged during use, the arc-shaped rubber plate 703 can be moved to the damaged part of the cable sheath 4, and glue can be applied to the inner sides 705 of the arc-shaped rubber plate 703, the upper positioning sleeve 702 and the lower positioning sleeve 703, after glue is coated on the inner sides of the arc-shaped rubber plate 703, the upper positioning sleeve 702 and the lower positioning sleeve 705, the arc-shaped rubber plate can be fixed at a damaged position, and then the cable sheath 4 is repaired.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A low smoke zero halogen flame retardant flexible fireproof cable is characterized in that: the cable sheath comprises a cable sheath (4), an insulating filler (3) is filled in the cable sheath (4), a reinforcing mechanism (5) is fixedly installed at the middle position in the cable sheath (4), the reinforcing mechanism (5) comprises a reinforcing steel cable (501), a conductor through hole (502), a positioning base (503), a positioning rod (504), a positioning burr (505) and a steel cable through hole (506), a cable conductor (1) is arranged in the steel cable through hole (506), a conductor insulating sheath (2) is fixedly installed on the surface of the cable conductor (1), a repairing mechanism (7) is movably installed on the surface of the cable sheath (4), the repairing mechanism (7) comprises a first diversion trench (701), an upper positioning sleeve (702), an arc-shaped rubber plate (703), a second diversion trench (704) and a lower positioning sleeve (705), and sealing mechanisms (6) are arranged at two ends of the cable sheath (4), the sealing mechanism (6) comprises a sealing end cover (601), a conductor outlet (602), a positioning screw rod (603), a limiting hole (604) and a limiting seat (605).
2. The low-smoke halogen-free flame-retardant flexible fireproof cable according to claim 1, characterized in that: the cable sheath is characterized in that the positioning base (503) is installed in the cable sheath (4) at intervals, a steel cable through hole (506) is formed in the middle of the positioning base (503), the surface of the positioning base (503) is located around the steel cable through hole (506) and is arranged in the conductor through hole (502), the edge of the positioning base (503) is fixedly provided with a positioning rod (504), the surface of the positioning rod (504) is fixedly provided with a positioning burr (505), and a reinforced steel cable (501) is installed in the steel cable through hole (506).
3. The low-smoke halogen-free flame-retardant flexible fireproof cable according to claim 2, characterized in that: the positioning base (503) is connected on a reinforced steel cable (501) through a steel cable through hole (506), the cable conductor (1) is connected in the positioning base (503) through a conductor through hole (502), two ends of the reinforced steel cable (501) are respectively connected on a sealing mechanism (6), a screw hole is formed in the positioning base (503), and the positioning rod (504) is connected on the positioning base (503) through the screw hole.
4. The low-smoke halogen-free flame-retardant flexible fireproof cable according to claim 3, characterized in that: the cable sheath is characterized in that the sealing end covers (601) are fixedly arranged at two ends of the cable sheath (4), the surfaces of the sealing end covers (601) are located at the middle positions and are fixedly provided with limiting seats (605), limiting holes (604) are formed in the limiting seats (605), positioning screws (603) are arranged on the side walls of the limiting seats (605) in a threaded mode, and conductor outlets (602) are formed in the surfaces of the sealing end covers (601) and are located at the edges of the limiting seats (605).
5. The low-smoke halogen-free flame-retardant flexible fireproof cable according to claim 4, characterized in that: two ends of the cable conductor (1) penetrate through the sealing end cover (601) through a conductor outlet (602), the tail end of the reinforced steel cable (501) is connected in the limiting hole (604), and the tail end of the reinforced steel cable (501) is limited in the limiting hole (604) through a positioning screw (603).
6. The low-smoke halogen-free flame-retardant flexible fireproof cable according to claim 5, characterized in that: the cable sheath is characterized in that the upper locating sleeve (702) and the lower locating sleeve (705) are movably mounted on the cable sheath (4), an arc-shaped rubber plate (703) is mounted between the upper locating sleeve (702) and the lower locating sleeve (705), a first diversion trench (701) is arranged in the upper locating sleeve (702), and a second diversion trench (704) is arranged in the lower locating sleeve (705).
7. The low-smoke halogen-free flame-retardant flexible fireproof cable according to claim 6, characterized in that: one end of the arc-shaped rubber plate (703) is connected to the cable sheath (4) through an upper positioning sleeve (702), and the other end of the arc-shaped rubber plate (703) is connected to the cable sheath (4) through a lower positioning sleeve (705).
8. The low-smoke halogen-free flame-retardant flexible fireproof cable according to claim 7, characterized in that: the cable conductor (1) is limited in the cable sheath (4) through a reinforcing mechanism (5), and the upper positioning sleeve (702) and the lower positioning sleeve (705) are fixed on the cable sheath (4) through glue.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111355406.8A CN114121357A (en) | 2021-11-16 | 2021-11-16 | Low-smoke halogen-free flame-retardant flexible fireproof cable |
Applications Claiming Priority (1)
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CN202111355406.8A CN114121357A (en) | 2021-11-16 | 2021-11-16 | Low-smoke halogen-free flame-retardant flexible fireproof cable |
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CN114121357A true CN114121357A (en) | 2022-03-01 |
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CN202111355406.8A Pending CN114121357A (en) | 2021-11-16 | 2021-11-16 | Low-smoke halogen-free flame-retardant flexible fireproof cable |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010069795A (en) * | 2008-09-19 | 2010-04-02 | Anan Denki Kk | Sheet for repairing member, and method for repairing member |
CN207097533U (en) * | 2017-07-25 | 2018-03-13 | 浙江昌泰电力电缆有限公司 | Tension flame-retardant fire-resistant power cable |
CN110739101A (en) * | 2019-10-29 | 2020-01-31 | 江苏亨通线缆科技有限公司 | High-strength photoelectric composite cable |
CN211045086U (en) * | 2019-12-31 | 2020-07-17 | 安徽天星电缆科技有限公司 | Aging-resistant cable |
CN211350186U (en) * | 2020-02-27 | 2020-08-25 | 李月明 | Servo motor control line |
CN212967203U (en) * | 2020-09-04 | 2021-04-13 | 济南圣通电力线缆有限公司 | Mould-proof and damp-proof power cable |
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2021
- 2021-11-16 CN CN202111355406.8A patent/CN114121357A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010069795A (en) * | 2008-09-19 | 2010-04-02 | Anan Denki Kk | Sheet for repairing member, and method for repairing member |
CN207097533U (en) * | 2017-07-25 | 2018-03-13 | 浙江昌泰电力电缆有限公司 | Tension flame-retardant fire-resistant power cable |
CN110739101A (en) * | 2019-10-29 | 2020-01-31 | 江苏亨通线缆科技有限公司 | High-strength photoelectric composite cable |
CN211045086U (en) * | 2019-12-31 | 2020-07-17 | 安徽天星电缆科技有限公司 | Aging-resistant cable |
CN211350186U (en) * | 2020-02-27 | 2020-08-25 | 李月明 | Servo motor control line |
CN212967203U (en) * | 2020-09-04 | 2021-04-13 | 济南圣通电力线缆有限公司 | Mould-proof and damp-proof power cable |
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