CN214671950U - High flame-retardant insulated wire and cable - Google Patents
High flame-retardant insulated wire and cable Download PDFInfo
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- CN214671950U CN214671950U CN202121088707.4U CN202121088707U CN214671950U CN 214671950 U CN214671950 U CN 214671950U CN 202121088707 U CN202121088707 U CN 202121088707U CN 214671950 U CN214671950 U CN 214671950U
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Abstract
The utility model discloses a high flame-retardant insulated wire and cable, which belongs to the technical field of wire and cable, comprising a cable core, wherein the outer side of the cable core is fixedly connected with an inner insulating layer, the outer side of the inner insulating layer is fixedly connected with an inner shielding layer, the outer side of the inner shielding layer is fixedly connected with an outer shielding layer, and the inner part of the outer shielding layer is filled with a filler, the utility model is provided with a ceramic glass fiber rope filling rope, which has flame-retardant property while ensuring the tensile resistance of the cable, and the inner insulating layer and the outer insulating layer respectively adopt a flame-retardant low-smoke halogen-free polyolefin material, the filler adopts an aluminum hydroxide flame-retardant filler, the inner protective sheath layer adopts ceramic silicon rubber, the outer protective sheath layer adopts a halogen-free low-smoke flame-retardant polyolefin sheath layer, thereby improving the flame-retardant property of the cable through the multilayer flame-retardant material, and simultaneously increasing the buffering elastic action of the wire and cable through the arrangement of a buffer layer, the damage to the electric wire and the electric cable when the electric wire and the electric cable are extruded is reduced.
Description
Technical Field
The utility model relates to a wire and cable technical field, more specifically say, relate to a high fire-retardant insulated wire and cable.
Background
The wire and cable is used for transmitting electric (magnetic) energy, information and wire products for realizing electromagnetic energy conversion. A wire cable in a broad sense, also referred to as a cable for short, refers to an insulated cable, which can be defined as: an aggregate consisting of; one or more insulated wire cores, and their respective possible coatings, total protective layers and outer jackets, the cable may also have additional conductors without insulation.
At present, the protection function of the electric wire and cable is poor, the electric wire and cable are damaged due to the fact that the electric wire and cable are easily damaged by external damage, the flame-retardant insulating property of the electric wire and cable is poor, adverse effects are brought to the service life of the electric wire and cable, and high-flame-retardant insulation is easily damaged by extrusion.
SUMMERY OF THE UTILITY MODEL
Problem to exist among the prior art, the utility model aims to provide a high fire-retardant insulated wire and cable, the utility model discloses be equipped with pottery glass fiber rope filling rope, also possess flame retardant property when guaranteeing the cable stretch-proofing, and inner insulating layer and outer insulating layer adopt fire-retardant low smoke and zero halogen polyolefin warp material respectively, the filler adopts the fire-retardant filler of aluminium hydroxide, inner protecting jacket layer adopts pottery porcelain silicon rubber, outer protecting jacket layer adopts the fire-retardant polyolefin of zero halogen low smoke and warp sheath layer, can pass through the fire-retardant material of multilayer fire prevention, promote the flame retardant property of cable, simultaneously through the setting of buffer layer, the buffering elastic action of wire and cable has been increaseed, the destruction that receives when having reduced wire and cable and receiving the extrusion.
In order to solve the above problems, the utility model adopts the following technical proposal.
A high flame-retardant insulated wire and cable comprises a cable core, wherein an inner insulating layer is fixedly connected to the outer side of the cable core, an inner shielding layer is fixedly connected to the outer side of the inner shielding layer, an outer shielding layer is fixedly connected to the outer side of the inner shielding layer, a filler is filled in the outer shielding layer, a plurality of filling ropes are fixedly connected to the inner side of the filler, an inner anti-cracking layer is fixedly connected to the outer side of the outer shielding layer, an outer insulating layer is fixedly connected to the outer side of the inner anti-cracking layer, a fireproof layer is fixedly connected to the outer side of the outer insulating layer, a waterproof layer is fixedly connected to the outer side of the fireproof layer, a buffer layer is fixedly connected to the outer side of the waterproof layer, an anti-cracking layer is fixedly connected to the outer side of the anti-cracking layer, a fireproof coating layer is fixedly connected to the outer side of the outer anti-cracking layer, and the utility model is provided with a ceramic glass fiber rope filling rope, also possess flame retardant property when guaranteeing the cable stretch-proofing, and the inner insulating layer adopts fire-retardant low smoke and zero halogen polyolefin to pass through the material with the outer insulating layer respectively, the filler adopts the fire-retardant filler of aluminium hydroxide, interior lag layer adopts ceramic silicon rubber, outer lag layer adopts the fire-retardant polyolefin of zero halogen low smoke to pass through the restrictive coating, can pass through the fire prevention flame retardant material of multilayer, promote the flame retardant property of cable, simultaneously through the setting of buffer layer, the buffering elasticity effect of wire and cable has been increaseed, the destruction that receives when having reduced wire and cable and receiving the extrusion.
Furthermore, the material of cable core is the copper, the internal insulation layer adopts fire-retardant low smoke and zero halogen polyolefin warp material respectively with the external insulation layer, through internal insulation layer and external insulation layer set up respectively, has increaseed the protection to wire and cable, has increaseed wire and cable's insulating properties.
Further, shielding is woven for copper wire or tinned copper wire to internal shield layer and external shield layer, the packing rope adopts the pottery porcelain glass fiber rope, and through the internal shield layer and the external shield layer that set up, dual shielding can make the shielding performance of cable better, reduces the electromagnetic interference between the cable core and between cable and the outside electronic equipment.
Furthermore, the inner protective sleeve layer is made of ceramic silicon rubber, the fireproof layer is made of alkali-free glass fiber tape, and the fireproof performance of the electric wire and the electric cable is improved through the arrangement of the fireproof layer.
Furthermore, the outer protective sleeve layer is made of halogen-free low-smoke flame-retardant polyolefin through a sheath layer, the fireproof coating layer is made of aluminum hydroxide flame-retardant filler, and the overall flame retardant performance is improved through the arrangement of the fireproof coating layer.
Compared with the prior art, the utility model has the advantages of:
(1) the utility model discloses be equipped with pottery glass fiber rope filling rope, also possess fire behaviour when guaranteeing the cable stretch-proofing, and inner insulating layer and outer insulating layer adopt fire-retardant low smoke and zero halogen polyolefin to pass through the material respectively, the filler adopts the fire-retardant filler of aluminium hydroxide, inner protective cover layer adopts pottery porcelain silicon rubber, outer protective cover layer adopts the fire-retardant polyolefin of zero halogen low smoke and zero halogen to pass through the restrictive coating, can pass through the fire retardant material of multilayer, the flame retardant property of promotion cable, simultaneously through the setting of buffer layer, electric wire and cable's buffering elastic action has been increaseed, the destruction that receives when having reduced electric wire and cable and receiving the extrusion.
(2) The cable core is made of copper, the inner insulating layer and the outer insulating layer are made of flame-retardant low-smoke halogen-free polyolefin materials respectively, and through the arrangement of the inner insulating layer and the outer insulating layer respectively, the protection of wires and cables is enhanced, and the insulating property of the wires and cables is enhanced.
(3) The inner shielding layer and the outer shielding layer are copper wires or tinned copper wires for weaving shielding, the filling ropes are ceramic glass fiber ropes, and through the inner shielding layer and the outer shielding layer which are arranged, double shielding can enable the shielding performance of the cable to be better, and electromagnetic interference between cable cores and between the cable and external electronic equipment is reduced.
(4) The inner protective sleeve layer is made of ceramic silicon rubber, the fireproof layer is made of alkali-free glass fiber tape, and the fireproof performance of the electric wire and the electric cable is improved through the arrangement of the fireproof layer.
(5) The outer protective sheath layer adopts the fire-retardant polyolefin of halogen-free low cigarette to pass through the restrictive coating, and fireproof coating layer adopts the fire-retardant filler of aluminium hydroxide, improves holistic fire behaviour through setting up of fireproof coating layer.
Drawings
FIG. 1 is a sectional view of the overall structure of the present invention;
figure 2 is the utility model discloses an enlarged sectional view of cable core.
The reference numbers in the figures illustrate:
1 cable core, 2 internal insulation layers, 3 internal shielding layers, 4 external shielding layers, 5 fillers, 6 filling ropes, 7 internal protective sleeve layers, 8 external insulation layers, 9 fireproof layers, 10 waterproof layers, 11 buffer layers, 12 crack prevention layers, 13 external protective sleeve layers and 14 fireproof coating layers.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-2, a high flame-retardant insulated wire and cable comprises a cable core 1, referring to fig. 1, an inner insulating layer 2 is fixedly connected to the outer side of the cable core 1, an inner shielding layer 3 is fixedly connected to the outer side of the inner insulating layer 2, an outer shielding layer 4 is fixedly connected to the outer side of the inner shielding layer 3, a filler 5 is filled in the outer shielding layer 4, a plurality of filling ropes 6 are fixedly connected to the inner side of the filler 5, an inner protecting jacket layer 7 is fixedly connected to the outer side of the outer shielding layer 4, an outer insulating layer 8 is fixedly connected to the outer side of the inner protecting jacket layer 7, a fireproof layer 9 is fixedly connected to the outer side of the outer insulating layer 8, a waterproof layer 10 is fixedly connected to the outer side of the fireproof layer 9, a buffer layer 11 is fixedly connected to the outer side of the waterproof layer 10, an anti-cracking layer 12 is fixedly connected to the outer side of the buffer layer 11, an outer anti-cracking layer 13 is fixedly connected to the outer side of the outer anti-cracking layer 13, a fireproof coating layer 14 is fixedly connected to the outer anti-cracking layer 13, the utility model discloses be equipped with pottery glass fiber rope filling rope 6, also possess fire behaviour when guaranteeing the cable stretch-proofing, and inner insulating layer 2 adopts fire-retardant low smoke and zero halogen polyolefin to pass through the material respectively with outer insulating layer 8, filler 5 adopts the fire-retardant filler of aluminium hydroxide, inner protective cover layer 7 adopts pottery porcelain silicone rubber, outer protective cover layer 13 adopts the fire-retardant polyolefin of zero halogen low smoke and zero halogen to pass through the restrictive coating, can pass through the fire retardant material of multilayer, promote the flame retardant property of cable, pass through the setting of buffer layer 11 simultaneously, the buffering elasticity effect of wire and wire cable has been increaseed, the destruction that receives when having reduced wire and cable and receiving the extrusion.
Referring to fig. 1, a cable core 1 is made of copper, an inner insulating layer 2 and an outer insulating layer 8 are made of flame-retardant low-smoke halogen-free polyolefin warp materials respectively, the inner insulating layer 2 and the outer insulating layer 8 are arranged respectively, protection of the electric wire and the electric wire is enhanced, insulating performance of the electric wire and the electric wire is enhanced, an inner shielding layer 3 and an outer shielding layer 4 are braided and shielded by copper wires or tinned copper wires, a filling rope 6 is made of ceramic glass fiber ropes, and through the arranged inner shielding layer 3 and the outer shielding layer 4, double shielding can enable shielding performance of the electric wire to be better, and electromagnetic interference between the cable core and between the electric wire and external electronic equipment is reduced.
Referring to fig. 1, the inner protective sheath layer 7 is made of ceramic silicon rubber, the fire-retardant layer 9 is made of alkali-free glass fiber tape, the fire-retardant performance of the electric wire and cable is improved by the arrangement of the fire-retardant layer 9, the outer protective sheath layer 13 is made of halogen-free low-smoke flame-retardant polyolefin warp sheath layer, the fire-retardant coating layer 14 is made of aluminum hydroxide flame-retardant filler, and the overall flame-retardant performance is improved by the arrangement of the fire-retardant coating layer 14.
Outer shielding layer 4 sets up in the inboard of interior protective sheath layer 7, pottery glass fiber rope packing rope 6, also possess flame retardant property when guaranteeing the cable stretch-proofing, and inner insulating layer 2 adopts fire-retardant low smoke and zero halogen polyolefin material respectively with outer insulating layer 8, filler 5 adopts the fire-retardant filler of aluminium hydroxide, interior protective sheath layer 7 adopts ceramic silicon rubber, outer protective sheath layer 13 adopts the fire-retardant polyolefin of halogen-free low smoke and through the restrictive coating, can pass through the fire-retardant material of multilayer fire prevention, promote the flame retardant property of cable, simultaneously through buffer layer 11's setting, the buffering elasticity effect of wire and cable has been increaseed, the destruction that receives when having reduced wire and cable and receiving the extrusion.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (5)
1. The utility model provides a high fire-retardant insulated wire and cable, includes cable core (1), its characterized in that: the cable comprises a cable core (1), an inner insulating layer (2) is fixedly connected to the outer side of the cable core (1), an inner shielding layer (3) is fixedly connected to the outer side of the inner insulating layer (2), an outer shielding layer (4) is fixedly connected to the outer side of the inner shielding layer (3), a filler (5) is filled in the outer shielding layer (4), a plurality of filling ropes (6) are fixedly connected to the inner portion of the filler (5), an inner protective sleeve layer (7) is fixedly connected to the outer side of the outer shielding layer (4), an outer insulating layer (8) is fixedly connected to the outer side of the inner protective sleeve layer (7), a fireproof layer (9) is fixedly connected to the outer side of the outer insulating layer (8), a waterproof layer (10) is fixedly connected to the outer side of the fireproof layer (9), a buffer layer (11) is fixedly connected to the outer side of the waterproof layer (10), and an anti-cracking layer (12) is fixedly connected to the outer side of the buffer layer (11), the outer side of the anti-cracking layer (12) is fixedly connected with an outer anti-cracking layer (13), and the outer side of the outer anti-cracking layer (13) is fixedly connected with a fireproof coating layer (14).
2. A high flame retardant insulated wire and cable according to claim 1, wherein: the cable core (1) is made of copper, and the inner insulating layer (2) and the outer insulating layer (8) are made of flame-retardant low-smoke halogen-free polyolefin materials respectively.
3. A high flame retardant insulated wire and cable according to claim 1, wherein: the inner shielding layer (3) and the outer shielding layer (4) are copper wires or tinned copper wires for weaving shielding, and the filling ropes (6) are ceramic glass fiber ropes.
4. A high flame retardant insulated wire and cable according to claim 1, wherein: the inner protective sleeve layer (7) is made of ceramic silicon rubber, and the fireproof layer (9) is made of alkali-free glass fiber tape.
5. A high flame retardant insulated wire and cable according to claim 1, wherein: the outer protective sleeve layer (13) is made of halogen-free low-smoke flame-retardant polyolefin through a protective sleeve layer, and the fireproof coating layer (14) is made of aluminum hydroxide flame-retardant filler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121088707.4U CN214671950U (en) | 2021-05-20 | 2021-05-20 | High flame-retardant insulated wire and cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121088707.4U CN214671950U (en) | 2021-05-20 | 2021-05-20 | High flame-retardant insulated wire and cable |
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| Publication Number | Publication Date |
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| CN214671950U true CN214671950U (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121088707.4U Active CN214671950U (en) | 2021-05-20 | 2021-05-20 | High flame-retardant insulated wire and cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114582559A (en) * | 2022-03-31 | 2022-06-03 | 江苏超洲电工科技有限公司 | Flame-retardant wire and cable |
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2021
- 2021-05-20 CN CN202121088707.4U patent/CN214671950U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114582559A (en) * | 2022-03-31 | 2022-06-03 | 江苏超洲电工科技有限公司 | Flame-retardant wire and cable |
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