CN212809812U - High-temperature-resistant flexible cable with mesh-shaped woven protective layer for fan - Google Patents

High-temperature-resistant flexible cable with mesh-shaped woven protective layer for fan Download PDF

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Publication number
CN212809812U
CN212809812U CN202022203246.2U CN202022203246U CN212809812U CN 212809812 U CN212809812 U CN 212809812U CN 202022203246 U CN202022203246 U CN 202022203246U CN 212809812 U CN212809812 U CN 212809812U
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insulating layer
cable
protective sleeve
sheath
mesh
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CN202022203246.2U
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Chinese (zh)
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闵海华
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Wuxi Huacheng Cable Co ltd
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Wuxi Huacheng Cable Co ltd
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Abstract

The utility model discloses a take netted flexible cable for high temperature resistant fan who weaves sheath, its technical scheme is: the utility model discloses an electric cable, the inside parcel of cable has many electric wires, the electric wire includes the second insulating layer, the inside parcel of second insulating layer has the copper conductor, the outside winding of copper conductor has the median, the median periphery is wrapping up the insulating layer, the insulating layer periphery is wrapping up the second insulating layer, the second insulating layer is being covered one deck special type fibre, the special type fibre coats and is being covered with silicone resin, silicone resin is including special type fibre and second insulating layer parcel, the peripheral parcel of electric wire has protective sheath in the PE, be fixed with the filler between protective sheath and the electric wire in the PE, the beneficial effects of the utility model are that: the corrosion resistance of the cable is improved by fixedly mounting the PE protective sleeve on the cable, the strength and the rigidity of the cable are improved, and the flexibility of the cable is improved by the PE protective sleeve, the filler, the silicone resin and the copper conductor.

Description

High-temperature-resistant flexible cable with mesh-shaped woven protective layer for fan
Technical Field
The utility model relates to a wire and cable technical field, concretely relates to take netted flexible cable for high temperature resistant fan who weaves sheath.
Background
The high-voltage cable is one of power cables, is mostly applied to a main road of power transmission, and along with the rapid development of power industry and urban construction, the requirements of various industries on the cable are higher and higher, and the cable for a fan needs good toughness, is convenient to construct and install and has high heat resistance.
The prior art has the following defects: the more relatively poor structure of heat-proof quality that has adopted of traditional cable, flame-proof, high temperature, consequently, when conflagration breaing out or receiving high temperature to influence, the flame-proof of this type of cable toasts, is difficult to isolated flame, therefore these protective layers are ablated very easily to flame, make the cable directly receive the firing of flame, lead to the cable to work because of the short circuit, and ordinary cable's antitorque distortion ability is not enough, be difficult for buckling, receive distortion, buckle and influence easy deformation, lead to the life of cable to shorten.
Therefore, it is necessary to invent a high temperature resistant flexible cable for a blower with a mesh-shaped braided sheath.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a take netted flexible cable for high temperature resistant fan who weaves sheath has increased the pliability of cable through PE protective sheath, filler, silicone resin and copper conductor, and the end heat conductivity through rock wool rope, insulating layer, first insulation layer, second insulating layer has increased the high temperature resistance of cable to the problem of the short circuit is burnt out to the cable that takes place conflagration at the bottom of solving cable pliability too poor inconvenient installation and heat resistance.
In order to achieve the above object, the present invention provides the following technical solutions: a flexible cable with a mesh-shaped braided sheath for a high-temperature resistant fan comprises a cable, wherein a plurality of wires are wrapped in the cable, the wire comprises a second insulating layer, a copper conductor is wrapped in the second insulating layer, an isolation belt is wound outside the copper conductor, the periphery of the isolation belt is wrapped with a heat insulation layer, the periphery of the heat insulation layer is wrapped with a second insulation layer, the second insulation layer is covered with a layer of special fiber, the special fiber is covered with silicon resin which wraps the special fiber and the second insulating layer, the periphery of the electric wire is wrapped with a PE inner protective sleeve, a filler is fixed between the PE inner protective sleeve and the electric wire, the PE inner protective sleeve is externally and fixedly provided with a PE outer protective sleeve, a first insulation layer is fixedly connected between the PE outer protective sleeve and the PE inner protective sleeve, and a shielding wire is fixedly arranged between the PE inner protective sleeve and the first insulation layer.
Preferably, the copper conductor comprises a copper wire, and the copper conductor is formed by winding a plurality of copper wires.
Preferably, the specialty fibers are woven in a mesh pattern to cover seventy-five percent of the second insulation layer.
Preferably, the filler comprises a rock wool rope, and the rock wool rope is filled into a gap between the PE inner protective sleeve and the electric wire.
Preferably, the cable is shielded from electromagnetic fields on the cable that may interfere with the signal.
Preferably, the filler comprises a PE filler strip, and the rock wool rope is filled into a gap between the PE inner protective sleeve and the electric wire.
The utility model has the advantages that:
1. the utility model discloses an regard copper as the electric conductor of cable, because copper flexibility itself is good, the degree of curvature radius of allowwing is little, turn round convenient, bend repeatedly difficult fracture, the wiring is convenient, and mechanical strength is high, can bear great mechanical pulling force, has increased the intensity of cable for it is more convenient to be under construction.
2. The utility model discloses a rock wool rope, insulating layer, first insulation layer, the end heat conductivity of second insulating layer have increased the high temperature resistance of cable.
3. The utility model discloses a silicone resin has improved the ageing resistance of electric wire and has increased the life of cable.
4. The utility model discloses a fixed mounting PE protective sheath has increased the corrosion resistance of cable on the cable, has improved the intensity and the rigidity of cable to through PE protective sheath, filler, silicone and copper conductor increased the pliability of cable.
5. The utility model discloses an at the inside fixed mounting shielded wire of cable, the electromagnetic field that prevents to give off on the cable causes the interference to the signal.
Drawings
Fig. 1 is a front view provided by the present invention;
fig. 2 is a cross-sectional view of the electric wire provided by the present invention;
FIG. 3 is a diagram of the structure of the electric wire provided by the present invention;
fig. 4 is a front view of embodiment 2 provided by the present invention;
in the figure: 1 cable, 11PE outer protective sleeve, 12 first insulating layer, 13 shielding wire, 14PE inner protective sleeve, 15 filler, 151 rock wool rope, 152PE filler strip, 2 electric wire, 21 copper conductor, 22 copper wire, 23 isolation belt, 24 thermal insulation layer, 25 second insulating layer, 26 special fiber and 27 silicone.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Embodiment 1, referring to fig. 1-3, the utility model provides a flexible cable with a mesh-shaped woven sheath for high temperature resistant fan, including a cable 1, a plurality of electric wires 2 are wrapped inside the cable 1, the electric wires 2 include a second insulating layer 25, a copper conductor 21 is wrapped inside the second insulating layer 25, an isolation belt 23 is wrapped outside the copper conductor 21, a thermal insulation layer 24 is wrapped outside the isolation belt 23, an insulating layer 25 is wrapped outside the thermal insulation layer 24, a layer of special fiber 26 is covered on the second insulating layer 25, a silicone resin 27 is covered on the special fiber 26, the silicone resin 27 wraps the special fiber 26 and the second insulating layer 25, a PE inner protective sleeve 14 is wrapped outside the electric wires 2, a filler 15 is fixed between the PE inner protective sleeve 14 and the electric wires 2, a PE outer protective sleeve 11 is fixedly mounted outside the PE inner protective sleeve 14, a first insulating layer 12 is fixedly connected between the PE outer protective sleeve 11 and the PE inner protective sleeve 14, a shielding wire 13 is fixedly installed between the PE inner protective sleeve 14 and the first insulating layer 12, flexibility of the cable 1 is enhanced through flexibility of the filler 15 and the copper wire 22, construction is more convenient, and high temperature resistance of the cable 1 is increased through high temperature resistance of the copper wire 22 and the silicon resin 27 and bottom thermal conductivity of the rock wool rope 151, the heat insulation layer 24, the first insulating layer 12 and the second insulating layer 25;
further, the copper conductor 21 comprises copper wires 22, the copper conductor 21 is formed by winding a plurality of copper wires 22, the copper wires 22 are good in flexibility, small in permitted bending radius, convenient to bend, difficult to break after being repeatedly bent and convenient to wire, and due to the fact that the copper wires are high in mechanical strength, large mechanical tension can be borne, great convenience is brought to construction, conditions are created for mechanical construction, and due to the fact that the flexibility of the copper wires 22 is good, the flexibility of the cable 1 is increased, and installation is more convenient;
further, the specialty fibers 26 are woven into a net shape to cover seventy-five percent of the second insulation layer 25, so that the strength of the wire 2 is increased;
furthermore, the filler 15 comprises a rock wool rope 151, the rock wool rope 151 is filled into a gap between the PE inner protective sleeve and the electric wire 2, the rock wool rope 151 is made of artificial fibers which are prepared by taking selected basalt and diabase as main raw materials and adding a certain amount of auxiliary materials through high-temperature melting and spraying, and has the characteristics of non-flammability, no toxicity, light weight, good insulation, good chemical stability, long service cycle and the like, and a good heat insulation effect can be achieved due to the low heat conductivity coefficient of the rock wool rope 151;
further, the cable 1 prevents the electromagnetic field on the cable 1 from interfering with the signal by shielding the wire 13.
The utility model discloses a use as follows: when the utility model is used, a plurality of copper wires 22 are wound into the copper conductor 21 along one direction, a layer of isolation belt 23 is wound outside the copper conductor 21, a layer of thermal insulation layer 24 is wrapped outside the isolation belt 23, the external heat is insulated by the insulating layer 24, the insulating layer 24 is wrapped by the second insulating layer 25, seventy-five percent of the second insulating layer 25 is covered by the woven mesh of the specialty fibers 26, the outer surface of the second insulating layer 25 is covered with a layer of silicone 27, the special fiber 26 is fixed, a plurality of wires 2 are wrapped in the PE inner protective layer 14, a filler 15 is placed in the gap between the electric wire 2 and the PE inner protective layer 14, and after the first insulating layer 12 is fixed inside by the PE outer protective layer 11 and the PE inner protective layer 14, interference of the electromagnetic field on the cable 1 with the signal is prevented by the shield wire 13 under the first insulating layer 12.
Embodiment 2, according to the flexible cable with the mesh-shaped braided sheath for the high temperature resistant fan provided by the present invention, the filler 15 includes the PE filler 152, the PE filler is filled into the gap between the inner PE protective sheath and the electric wire 2, the PE filler 152 increases the toughness and strength of the cable 1, and the manufacturing cost is low, thereby reducing the production cost of enterprises;
when the utility model is used, a plurality of copper wires 22 are wound into the copper conductor 21 along one direction, a layer of isolation belt 23 is wound outside the copper conductor 21, a layer of thermal insulation layer 24 is wrapped outside the isolation belt 23, the external heat is insulated by the insulating layer 24, the insulating layer 24 is wrapped by the second insulating layer 25, seventy-five percent of the second insulating layer 25 is covered by the woven mesh of the specialty fibers 26, the outer surface of the second insulating layer 25 is covered with a layer of silicone 27, the special fiber 26 is fixed, a plurality of wires 2 are wrapped in the PE inner protective layer 14, a filler 15 is placed in the gap between the electric wire 2 and the PE inner protective layer 14, and by fixing the first insulating layer 12 inside the PE outer protective layer 11 and the PE inner protective layer 14, interference of the electromagnetic field on the cable 1 with the signal is prevented by the shield wire 13 under the first insulating layer 12.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims (6)

1. The utility model provides a take netted flexible cable for high temperature resistant fan who weaves sheath, includes cable (1), its characterized in that: the cable is characterized in that a plurality of wires (2) are wrapped inside the cable (1), each wire (2) comprises a second insulating layer (25), a copper conductor (21) is wrapped inside the second insulating layer (25), an isolating belt (23) is wound outside the copper conductor (21), a heat insulating layer (24) is wrapped on the periphery of the isolating belt (23), the second insulating layer (25) is wrapped on the periphery of the heat insulating layer (24), a layer of special fiber (26) covers the second insulating layer (25), a silicone resin (27) covers the special fiber (26) and the second insulating layer (25), a PE inner protective sleeve (14) is wrapped on the periphery of each wire (2), a filler (15) is fixed between the PE inner protective sleeve (14) and each wire (2), and a PE outer protective sleeve (11) is fixedly mounted on the outer portion of the PE inner protective sleeve (14), fixedly connected with first insulating layer (12) between protective sheath (14) in PE outer protective sheath (11) and the PE, fixed mounting has shielded wire (13) between protective sheath (14) and first insulating layer (12) in the PE.
2. The flexible cable with the mesh-shaped braided sheath for the high-temperature resistant fan as claimed in claim 1, wherein: the copper conductor (21) comprises a copper wire (22), and the copper conductor (21) is formed by winding a plurality of copper wires (22).
3. The flexible cable with the mesh-shaped braided sheath for the high-temperature resistant fan as claimed in claim 1, wherein: the special fiber (26) is woven into a net shape to cover seventy-five percent of the second insulating layer (25).
4. The flexible cable with the mesh-shaped braided sheath for the high-temperature resistant fan as claimed in claim 1, wherein: the filler (15) comprises a rock wool rope (151), and the rock wool rope (151) is filled into a gap between the PE inner protective sleeve and the electric wire (2).
5. The flexible cable with the mesh-shaped braided sheath for the high-temperature resistant fan as claimed in claim 1, wherein: the cable (1) prevents electromagnetic fields on the cable (1) from interfering with signals by shielding the wires (13).
6. The flexible cable with the mesh-shaped braided sheath for the high-temperature resistant fan as claimed in claim 4, wherein: the filler (15) comprises a PE filling strip (152), and the rock wool rope (151) is filled into a gap between the PE inner protective sleeve and the electric wire (2).
CN202022203246.2U 2020-09-30 2020-09-30 High-temperature-resistant flexible cable with mesh-shaped woven protective layer for fan Active CN212809812U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022203246.2U CN212809812U (en) 2020-09-30 2020-09-30 High-temperature-resistant flexible cable with mesh-shaped woven protective layer for fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022203246.2U CN212809812U (en) 2020-09-30 2020-09-30 High-temperature-resistant flexible cable with mesh-shaped woven protective layer for fan

Publications (1)

Publication Number Publication Date
CN212809812U true CN212809812U (en) 2021-03-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022203246.2U Active CN212809812U (en) 2020-09-30 2020-09-30 High-temperature-resistant flexible cable with mesh-shaped woven protective layer for fan

Country Status (1)

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CN (1) CN212809812U (en)

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