CN111145950B - Anti-corrosion fireproof cable - Google Patents
Anti-corrosion fireproof cable Download PDFInfo
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- CN111145950B CN111145950B CN202010019749.6A CN202010019749A CN111145950B CN 111145950 B CN111145950 B CN 111145950B CN 202010019749 A CN202010019749 A CN 202010019749A CN 111145950 B CN111145950 B CN 111145950B
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- heat conduction
- sleeve
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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
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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
- H01B7/20—Metal tubes, e.g. lead sheaths
- H01B7/205—Metal tubes, e.g. lead sheaths composed of aluminium
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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
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/2806—Protection against damage caused by corrosion
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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
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
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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
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/428—Heat conduction
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/03—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations
- H01R11/09—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations the connecting locations being identical
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/70—Insulation of connections
- H01R4/72—Insulation of connections using a heat shrinking insulating sleeve
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- Cable Accessories (AREA)
Abstract
The invention discloses an anti-corrosion fireproof cable, which comprises a cable body, a sub-conductive piece, a main conductive piece, a fireproof sleeve, a heat shrinkable tube, a rotary cover, a sub-connector tube and a main connector tube, wherein in the cable body, the outer layer of a conductive core is fixedly connected with the inner layer of an insulating layer, the outer layer of the insulating layer is fixedly connected with an aluminum sleeve, the aluminum sleeve is a hollow cylinder, aluminum sleeve support legs are uniformly distributed on the periphery of the aluminum sleeve, mica tapes are fixedly connected at the tail ends of the aluminum sleeve support legs, a mineral filling layer is filled between two adjacent aluminum sleeve support legs and the mica tapes, a heat conduction ring is a thin-wall hollow cylinder, heat conduction ring support legs are uniformly distributed on the inner side of the cylinder, the heat conduction ring support legs and the aluminum sleeve support legs are movably connected and are matched in size and number, the heat conduction ring absorbs the heat of the aluminum sleeve and then transmits the heat, keeping it dry and preventing water corrosion.
Description
Technical Field
The invention relates to the technical field of cables, in particular to an anti-corrosion fire-resistant cable.
Background
The cable is generally a rope-like cable formed by twisting several or several groups of conductors (at least two in each group), each group of conductors are insulated from each other and usually twisted around a center, the whole is covered with a highly insulating covering layer, the cable has the characteristics of internal energization and external insulation, and the cable includes a power cable, a control cable, a compensation cable, a shielding cable, a high-temperature cable, a computer cable, a signal cable, a coaxial cable, a fire-resistant cable, a marine cable, a mining cable, an aluminum alloy cable and the like, and the cables are composed of single-strand or multi-strand conductors and an insulating layer and are used for connecting circuits, electric appliances and the like.
The existing cable is poor in corrosion resistance, and in some regions with humid climate, an anticorrosive coating on the surface of the cable is easily attached by water vapor, so that the corrosion of the anticorrosive coating is increased, and the service life of the cable is short. It is therefore desirable to ensure that the surface of the cable is dry, reducing the amount of corrosion of the corrosion layer by water, while also having a simple construction to reduce costs.
The existing cable has poor fire resistance, and when a fire disaster happens, the cable is required to have certain fire resistance, so that the integrity of a cable core can be protected in the fire, and particularly, the fire resistance of the cable core is required to be noticed at the joint of the primary cable and the secondary cable, so that the problems are urgently needed to be solved.
Disclosure of Invention
The invention aims to solve the technical problems of reduced anticorrosion effect and poor fireproof effect of the existing cable, and provides an anticorrosion fireproof cable.
In order to achieve the purpose, the invention provides the following technical scheme:
an anti-corrosion fire-resistant cable comprises a cable body, a sub-conductive piece, a main conductive piece, a fireproof sleeve, a heat shrinkable tube, a rotary cover, a sub-joint tube and a main joint tube, wherein the cable body comprises a conductive core, an insulating layer, an aluminum sleeve, aluminum sleeve supporting legs, mineral filling layers, mica tapes, heat conduction rings, heat conduction ring supporting legs and an anti-corrosion layer, the outer layer of the conductive core is fixedly connected with the inner layer of the insulating layer, the outer layer of the insulating layer is fixedly connected with the aluminum sleeve, the aluminum sleeve is a hollow cylinder, the aluminum sleeve supporting legs are uniformly distributed on the periphery of the aluminum sleeve supporting legs, the tail ends of the aluminum sleeve supporting legs are fixedly connected with the mica tapes, the mineral filling layers are filled between two adjacent aluminum sleeve supporting legs and the mica tapes, the heat conduction rings are thin-wall hollow cylinders, the heat conduction ring supporting legs are uniformly distributed on the inner sides of the cylinders, the periphery of heat conduction ring is fixedly connected with one deck anticorrosive coating still, the thermal contraction pipe surrounds fixed connection at the intermediate position of fire prevention cover, the inboard both ends joint of fire prevention cover is between son electrically conductive piece and mother electrically conductive piece, son electrically conductive piece and mother electrically conductive piece respectively with the one end fixed connection of electrically conductive core, son joint pipe joint is in fire prevention cover one end, mother joint pipe joint is at the fire prevention cover other end, son joint pipe is provided with the external screw thread, the rotatory lid is provided with the internal thread, the rotatory lid is fixed son joint pipe and mother joint pipe.
Preferably, the heat-shrinkable tube is made of a heat-shrinkable material, the PET heat-shrinkable tube is selected for the application, the heat-shrinkable tube is a tube body with a narrow outer end and a wide inner diameter, and the position of the heat-shrinkable tube corresponds to the joint of the child conductive piece and the parent conductive piece.
Preferably, the fireproof sleeve is a cylinder with a stepped inner part and two slightly higher ends, the diameter of the conductive piece is 4-5mm away from the outer end of the cable body, and the fireproof sleeve is clamped on the cable body.
Preferably, five aluminum sleeve supporting feet are uniformly distributed on the periphery of the aluminum sleeve, and the aluminum sleeve supporting feet are gourd-shaped.
Preferably, the mineral filling layer is integrally formed by filling an inner layer and an outer layer, the inner layer is made of fireproof mud, and the outer layer is made of ceramic silicon rubber.
Preferably, five heat conduction ring supporting legs are arranged on the inner side of the heat conduction ring and are in mutual contact with the aluminum sleeve supporting legs, the heat conduction ring supporting legs are gourd-shaped, the heat conduction ring is placed at the position, close to the outer layer, of the anticorrosive layer, and the inner portion of the heat conduction ring is hollow.
Preferably, the material of the insulating layer is high density polyethylene.
Preferably, the material of the anticorrosive layer is polypropylene.
Preferably, the sub-joint pipe and the female joint pipe are mutually matched with the fireproof sleeve and the heat shrinkable pipe in size.
Has the advantages that:
1. the heat-shrinkable tube is arranged in the fire-proof sleeve, the heat-shrinkable tube is a tube body with a narrow outer end and a wide inner diameter, materials are saved, the contact area of the inner diameter is increased, the fastening effect is enhanced, the position of the heat-shrinkable tube corresponds to the joint of the child conductive piece and the parent conductive piece, when the fire burns out the joint tube, the heat-shrinkable tube is heated to shrink and fix the joint of the conductive pieces, and the fire-proof time length of the joint is prevented from being influenced due to the fact that the fire-proof sleeve falls off.
2. The cable is provided with the fireproof sleeve, the fireproof sleeve is a cylinder with a step shape inside and two slightly higher ends, the falling impact can be relieved, the diameter of the conductive piece is 4-5mm away from the outer end of the cable body, and the step part inside the fireproof sleeve is clamped on the cable body in a clamping mode, so that the axial movement can be prevented.
3. In the invention, five aluminum sleeve supporting feet are uniformly distributed on the periphery of the aluminum sleeve, the aluminum sleeve supporting feet are in a gourd shape, the contact area of the gourd-shaped bulge is increased, heat can be more and faster transferred, meanwhile, heat generated by the conductive core can be transferred to the heat conduction ring, heat dissipation is increased, when a fire burns and drops the outer anticorrosive layer and the mineral filling layer, the aluminum sleeve supporting feet are firstly connected with the fire to absorb the heat, although the melting point of metal aluminum is lower, the aluminum sleeve of a part of cable in the flame can be melted, most of the aluminum sleeve supporting feet are only melted at the position close to a fire source, and other aluminum sleeves far away from the fire source still have the protection effect on the cable.
4. In the invention, five heat conduction ring support legs are arranged on the inner side of the heat conduction ring and are mutually contacted with the aluminum sleeve support legs, the heat conduction ring support legs are in a calabash shape, the heat transfer space can be increased, the heat can flow uniformly, the heat of the aluminum sleeve can be absorbed and then transferred to the surface of the anticorrosive coating with lower temperature, the surface temperature of the anticorrosive coating is increased, the dryness of the anticorrosive coating is kept, the corrosion of water is prevented, and the hollow heat conduction ring is beneficial to heat circulation and uniform transfer.
Drawings
Fig. 1 is a schematic view of the connection structure of the present invention.
Fig. 2 is a schematic cross-sectional view of the cable body according to the present invention.
Fig. 3 is a schematic view of the overall structure of the aluminum sheath of the present invention.
Fig. 4 is a schematic view of the overall structure of the heat conductive ring of the present invention.
In FIGS. 1-4: 1. a cable body; 2. a conductive core; 3. an insulating layer; 4. an aluminum sleeve; 401. an aluminum jacket leg; 5. a mineral-filled layer; 6. mica tapes; 7. a heat conducting ring; 701. a heat conductive ring leg; 8. an anticorrosive layer; 9. a sub-conductive member; 10. a female conductive member; 11. a fireproof sleeve; 12. a heat shrinkable tube; 13. a rotating cover; 131. an internal thread; 14. a sub-joint pipe; 141. an external thread; 15. a female connector pipe.
Detailed Description
The technical solution of the embodiment of the present invention will be clearly and completely described below with reference to fig. 1 to 4 of the drawings in the embodiment of the present invention, and the child conductive member and the parent conductive member of the present invention are commercially available.
Referring to fig. 1 to 4, the present invention provides a technical solution:
an anti-corrosion fire-resistant cable comprises a cable body 1, a sub-conductive piece 9, a main conductive piece 10, a fireproof sleeve 11, a heat shrinkable tube 12, a rotary cover 13, internal threads 131, a sub-joint tube 14, external threads 141 and a main joint tube 15, wherein the cable body 1 comprises a conductive core 2, an insulating layer 3, an aluminum sleeve 4, aluminum sleeve support legs 401, a mineral filling layer 5, a mica tape 6, a heat conduction ring 7, heat conduction ring support legs 701 and an anti-corrosion layer 8, the outer layer of the conductive core 2 is fixedly connected with the inner layer of the insulating layer 3, the outer layer of the insulating layer 3 is fixedly connected with the aluminum sleeve 4, the aluminum sleeve 4 is a hollow cylinder, the periphery of the aluminum sleeve support legs 401 is uniformly distributed with the aluminum sleeve support legs 401, the tail end of the aluminum sleeve support legs 401 is fixedly connected with the mica tape 6, the mineral filling layer 5 is filled between the two adjacent aluminum sleeve support legs 401 and the mica tape 6, the heat conduction ring 7 is a thin-wall cylinder, fixed connection anticorrosive coating 8 in the middle of mica tape 6 and heat conduction ring 7, the periphery of heat conduction ring 7 still fixedly connected with one deck anticorrosive coating 8, thermal contraction pipe 12 surrounds fixed connection in the intermediate position of fire prevention cover 11, the inboard both ends joint of fire prevention cover 11 is between child conductive piece 9 and female conductive piece 10, child conductive piece 9 and female conductive piece 10 respectively with the one end fixed connection of electrically conductive core 2, child joint pipe 14 joint is in fire prevention cover 11 one end, female joint pipe 15 joint is at the fire prevention cover 11 other end, child joint pipe 14 is provided with external screw thread 141, swivel cap 13 is provided with internal thread 131, swivel cap 13 fixes child joint pipe 14 and female joint pipe 15 through the screw thread.
In the present invention, the child conductive member 9 and the parent conductive member 10 are collectively referred to as conductive members.
In the invention, the heat-shrinkable tube 12 is made of a heat-shrinkable material, the PET heat-shrinkable tube is selected, the heat-shrinkable tube 12 is a tube body with a narrow outer end and a wide inner diameter, materials are saved, the contact area of the inner diameter is increased, the fastening effect is enhanced, the position of the heat-shrinkable tube 12 corresponds to the joint of the child conductive piece 9 and the mother conductive piece 10, when the joint tube is burnt out by fire, the heat-shrinkable tube 12 is heated to shrink and fix the joint of the conductive pieces, and the fire-resistant time length of the joint is prevented from being influenced by the falling of the fireproof sleeve 11.
In the invention, the fireproof sleeve 11 is a cylinder with a step shape inside and two slightly higher ends, so that the impact of falling to the ground can be relieved, the diameter of the conductive piece is 4-5mm away from the outer end of the cable body 1, and the step part inside the fireproof sleeve 11 is clamped on the cable body 1 to prevent axial movement.
In the invention, five aluminum sleeve supporting feet 401 are uniformly distributed on the periphery of the aluminum sleeve 4, the aluminum sleeve supporting feet 401 are in a calabash shape, the contact area of the calabash-shaped bulge is increased, heat can be transferred more and more quickly, meanwhile, heat generated by the conductive core 2 can be transferred into the heat conducting ring 7, heat dissipation is increased, when a fire burns and drops the outer anticorrosive layer 8 and the mineral filling layer 5, the aluminum sleeve supporting feet 401 are firstly connected with the fire to absorb the heat, although the melting point of metal aluminum is lower, the aluminum sleeve 4 of a part of cable in the flame can be melted, most of the aluminum sleeve supporting feet 401 are only melted at the position close to a fire source, and other aluminum sleeves 4 far away from the fire source still have the protection effect on the cable.
In the invention, the mineral filling layer 5 is integrally formed by filling the inner layer and the outer layer, the inner layer is made of fireproof mud, and the outer layer is made of ceramic silicon rubber, so that the mineral filling layer has reasonable price and good effect.
In the present invention, the material of the insulating layer 3 is high density polyethylene.
In the invention, the material of the anticorrosive layer 8 is polypropylene.
In the invention, five heat conduction ring support legs 701 are arranged on the inner side of the heat conduction ring 7 and are mutually contacted with the aluminum sleeve support legs 401, the heat conduction ring support legs 701 are in a calabash shape, so that the heat transfer space can be increased, the heat flow is uniform, the heat of the aluminum sleeve 4 can be absorbed and transferred to the surface of the anticorrosive coating 8 with lower temperature, the temperature of the surface of the anticorrosive coating 8 is increased, the dryness of the anticorrosive coating is kept, the corrosion of water is prevented, and the heat conduction ring 7 is hollow, so that the heat circulation and uniform transfer are facilitated.
In the invention, the sizes of the sub-joint pipe 14 and the female joint pipe 15, the fireproof sleeve 11 and the heat-shrinkable tube 12 are matched with each other, so that the gap can be reduced, and the matching connection is tighter.
The using method comprises the following steps: when the fireproof cover is used daily, one end of the fireproof cover 11 is sleeved on the sub-conductive piece 9, the main conductive piece 10 is clamped into the fireproof cover 11, the sub-joint pipe 14 and the main joint pipe 15 are clamped on the fireproof cover 11, and finally the rotary cover 13 is screwed tightly.
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 (9)
1. An anti-corrosion fire-resistant cable comprises a cable body (1), a sub-conductive piece (9), a main conductive piece (10), a fire-proof sleeve (11), a heat-shrinkable tube (12), a rotary cover (13) and a sub-joint tube
(14) And a female joint pipe (15), characterized in that: the cable body (1) comprises a conductive core (2), an insulating layer (3), an aluminum sleeve (4), aluminum sleeve supporting legs (401), a mineral filling layer (5) and a mica tape
(6) The heat-conducting ring comprises a heat-conducting ring (7), heat-conducting ring supporting legs (701) and an anticorrosive layer (8), wherein the outer layer of the heat-conducting core (2) is fixedly connected to the inner layer of the insulating layer (3), the outer layer of the insulating layer (3) is fixedly connected with an aluminum sleeve (4), the aluminum sleeve (4) is a hollow cylinder, and aluminum sleeve supporting legs (401) are uniformly distributed on the periphery of the aluminum sleeve (4), and the aluminum sleeve supporting legs
(401) The end of the mica tape (6) is fixedly connected, a mineral filling layer (5) is filled between two adjacent aluminum sleeve support legs (401) and the mica tape (6), a heat conduction ring (7) is a thin-wall cylinder, heat conduction ring support legs (701) are uniformly distributed on the inner side of the cylinder, the heat conduction ring support legs (701) are movably connected with the aluminum sleeve support legs (401) and are mutually matched in size and number, an anti-corrosion layer (8) is fixedly connected between the mica tape (6) and the heat conduction ring (7), an anti-corrosion layer (8) is also fixedly connected on the periphery of the heat conduction ring (7), a heat shrinkable tube (12) is fixedly connected in the middle of a fireproof sleeve (11) in a surrounding manner, two ends of the inner side of the fireproof sleeve (11) are clamped between a sub-conductive piece (9) and a main conductive piece (10), the sub-conductive piece (9) and the main conductive piece (10) are respectively fixedly connected with one end of a core (2), the female joint pipe (15) is clamped at the other end of the fireproof sleeve (11), and the male joint pipe (14) is provided with external threads
(141) The rotary cover (13) is provided with internal threads (131), and the rotary cover (13) fixes the sub joint pipe (14) and the female joint pipe (15); the heat-shrinkable tube (12) is a tube body with a narrow outer end and a wide inner diameter, the position of the heat-shrinkable tube (12) corresponds to the joint of the child conductive piece (9) and the mother conductive piece (10), and the aluminum sleeve support leg (401) is in a gourd shape.
2. The anti-corrosion fire-resistant cable according to claim 1, wherein: what is needed is
The fireproof sleeve (11) is a cylinder with a step shape inside and two high ends, the diameter of the conductive piece is 4-5mm away from the outer end of the cable body (1), and the fireproof sleeve (11) is clamped on the cable body
(1) The above.
3. The anti-corrosion fire-resistant cable according to claim 1, wherein: five aluminum sleeve supporting legs (401) are uniformly distributed on the periphery of the aluminum sleeve (4).
4. The anti-corrosion fire-resistant cable according to claim 1, wherein: the mineral filling layer (5) is integrally formed by filling an inner layer and an outer layer.
5. The anti-corrosion fire-resistant cable according to claim 1, wherein: five heat conduction ring supporting legs (701) are arranged on the inner side of the heat conduction ring (7) and are in mutual contact with the aluminum sleeve supporting leg (401), the heat conduction ring supporting leg (701) is in a gourd shape, the heat conduction ring (7) is placed at the position, close to the outer layer, of the anticorrosive layer (8), and the interior of the heat conduction ring (7) is hollow.
6. The anti-corrosion fire-resistant cable according to claim 1, wherein: what is needed is
The insulating layer (3) is made of high-density polyethylene, and the anticorrosive layer (8) is made of polypropylene.
7. An anti-corrosion fire-resistant cable according to claim 1 or 2, characterized in that: the heat-shrinkable tube (12) is a PET heat-shrinkable tube.
8. The anti-corrosion fire-resistant cable according to claim 4, wherein: the inner layer is made of fireproof mud, and the outer layer is made of ceramic silicon rubber.
9. The anti-corrosion fire-resistant cable according to claim 1, wherein: the sizes of the sub-joint pipe (14) and the female joint pipe (15) are matched with those of the fireproof sleeve (11) and the heat-shrinkable pipe (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010019749.6A CN111145950B (en) | 2020-01-08 | 2020-01-08 | Anti-corrosion fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010019749.6A CN111145950B (en) | 2020-01-08 | 2020-01-08 | Anti-corrosion fireproof cable |
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| Publication Number | Publication Date |
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| CN111145950A CN111145950A (en) | 2020-05-12 |
| CN111145950B true CN111145950B (en) | 2021-07-02 |
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| CN202010019749.6A Active CN111145950B (en) | 2020-01-08 | 2020-01-08 | Anti-corrosion fireproof cable |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113053579A (en) * | 2021-03-09 | 2021-06-29 | 江苏中柔电缆有限公司 | Anti-corrosion fireproof cable |
| CN114388184B (en) * | 2022-01-10 | 2023-10-13 | 青岛华强电缆有限公司 | High-temperature-resistant cable and manufacturing method thereof |
| CN114783669B (en) * | 2022-05-10 | 2024-06-11 | 浙江卡迪夫电缆有限公司 | Mobile cable |
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| CN209747847U (en) * | 2019-04-24 | 2019-12-06 | 无锡光电宝新能源科技有限公司 | Solar photovoltaic connector fire protection device |
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| CN111145950A (en) | 2020-05-12 |
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