CN216902305U - High flame-retardant insulated wire and cable - Google Patents
High flame-retardant insulated wire and cable Download PDFInfo
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- CN216902305U CN216902305U CN202220564259.9U CN202220564259U CN216902305U CN 216902305 U CN216902305 U CN 216902305U CN 202220564259 U CN202220564259 U CN 202220564259U CN 216902305 U CN216902305 U CN 216902305U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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Abstract
The utility model discloses a high-flame-retardance insulated wire and cable, which relates to the technical field of wires and cables and comprises a protective sleeve, wherein the outer wall of the protective sleeve is fixedly connected with a flame-retardance insulating structure, the front side of the flame-retardance insulating structure is provided with a wire, the wire is lapped with rubber filling, the protective sleeve comprises a soft rubber layer, the inner wall of the soft rubber layer is fixedly connected with the outer wall of the flame-retardance insulating structure, the bottom of the soft rubber layer is fixedly connected with a hard rubber layer, and the flame-retardance insulating structure comprises an outer flame-retardance annular tube. The utility model improves the wear resistance and the inner corrosion of the protective sleeve, reduces the damage of the surface of the protective sleeve, prolongs the service life of the electric wire and the electric cable and reduces the damage of the surface of the protective sleeve through the action of the wear-resistant layer and the anticorrosive layer.
Description
Technical Field
The utility model relates to the technical field of wires and cables, in particular to a high-flame-retardant insulated wire and cable.
Background
In the development of the current information age and the network age, the application of the electric wire and the electric cable in various social industry fields is more and more, and the demand is more and more diversified, wherein the electric wire and the electric cable used in some important engineering facilities, public places, precise equipment and large-scale machinery have higher and higher requirements on the insulation shielding performance and the flame retardant performance. In these fields, the development of highly flame-retardant insulated electric wires and cables is an important trend.
The following problems exist in the prior art:
1. the protection effect of the existing protective layer on the surface of the wire and cable is poor, and the wire and cable are often damaged due to abrasion of the protective layer;
2. the existing electric wire and cable has poor flame-retardant insulating capability, and the problem of short circuit or burning loss of the electric wire and cable often occurs, thereby causing serious accidents.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high flame-retardant insulated wire and cable, which aims to improve the protection capability of a protective layer on an internal structure and solve the problems that the protective layer on the surface of the wire and cable has poor protection effect and the wire and cable are damaged frequently due to the abrasion of the protective layer; the other purpose is to solve the problems that the flame-retardant insulating capability of the wire and the cable is poor and the wire and the cable are frequently short-circuited or burnt so as to improve the flame-retardant insulating effect of the wire and the cable.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
the utility model provides a high fire-retardant insulated wire and cable, includes the lag, the outer wall fixedly connected with fire-retardant insulation system of lag, fire-retardant insulation system's front is provided with the electric wire, the overlap joint of electric wire has rubber to fill.
The protective sleeve comprises a soft rubber layer, the inner wall of the soft rubber layer is fixedly connected with the outer wall of the flame-retardant insulation structure, and the bottom of the soft rubber layer is fixedly connected with a hard rubber layer.
The flame-retardant insulation structure comprises an outer flame-retardant annular pipe, the outer wall of the outer flame-retardant annular pipe is fixedly connected with the inner wall of the protective sleeve, and the inner wall of the outer flame-retardant annular pipe is fixedly connected with a flame-retardant plate.
The technical scheme of the utility model is further improved as follows: the bottom fixedly connected with anticorrosive coating of stereoplasm rubber layer, the bottom fixedly connected with wearing layer of anticorrosive coating.
Adopt above-mentioned technical scheme, the wearing layer in this scheme, the cooperation each other between the anticorrosive coating, improve the wear-resisting and corrosion resistance of protective sheath to improve wire and cable's life.
The technical scheme of the utility model is further improved as follows: the front surface of the soft rubber layer is fixedly connected with a spiral steel wire ring, and the front surface of the soft rubber layer is fixedly connected with an insulating protective sleeve between the spiral steel wire ring and the spiral steel wire ring.
Adopt above-mentioned technical scheme, mutually supporting between insulating protective sheath, the spiral steel wire winding in this scheme reinforces the inner structure of lag, makes electric wire and cable have good pull resistance and toughness, prevents that cracked problem from appearing in the lag.
The technical scheme of the utility model is further improved as follows: one end of the flame-retardant plate is fixedly connected with an inner flame-retardant annular tube, and the inner wall of the inner flame-retardant annular tube is fixedly connected with a support frame.
By adopting the technical scheme, the outer flame-retardant annular tube, the flame-retardant plate and the inner flame-retardant annular tube in the scheme are matched with each other to isolate the electric wire from the electric wire, so that the electric wire and the cable have good flame retardance.
The technical scheme of the utility model is further improved as follows: the other end fixedly connected with insulating tube of support frame, the inner wall and the outer wall fixed connection that the rubber was filled of insulating tube.
Adopt above-mentioned technical scheme, mutually supporting between insulating tube, the support frame in this scheme isolates the electric wire at central part, makes wire and cable have good insulating nature, prevents to appear the problem of short circuit between electric wire and the electric wire.
The technical scheme of the utility model is further improved as follows: the support frame comprises a rubber soft sleeve, one end of the rubber soft sleeve is fixedly connected with the outer wall of the insulating tube, and a spring is arranged on the front face of the rubber soft sleeve.
By adopting the technical scheme, the rubber soft sleeve and the spring in the scheme are matched with each other to support and fix the insulating tube, and the internal flame-retardant annular tube is spaced from the insulating tube.
Due to the adoption of the technical scheme, compared with the prior art, the utility model has the technical progress that:
1. the utility model provides a high flame-retardant insulated wire and cable, which adopts the mutual matching of a protective sleeve, a wear-resistant layer, an anticorrosive layer, an insulating protective sleeve and a spiral steel wire ring, improves the wear resistance and the internal corrosion of the protective sleeve through the action of the wear-resistant layer and the anticorrosive layer, reduces the damage of the surface of the protective sleeve, prolongs the service life of the wire and cable, reduces the damage of the surface of the protective sleeve, and reinforces the internal structure of the protective sleeve by utilizing the action of the insulating protective sleeve and the spiral steel wire ring, so that the wire and cable has good tensile property and toughness, and the problem of fracture of the protective sleeve is prevented.
2. The utility model provides a high flame-retardant insulated wire and cable, which adopts the mutual matching of a flame-retardant plate, an inner flame-retardant annular tube, an insulating tube, a support frame and wires, and isolates the wires from each other through the action of the flame-retardant plate and the inner flame-retardant annular tube, so that the wire and cable have good flame retardance.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of a protective cover of the present invention;
FIG. 3 is a schematic cross-sectional structural view of the flame retardant insulation structure of the present invention;
fig. 4 is an enlarged schematic structural view of the support frame of the present invention.
In the figure: 1. a protective sleeve; 11. a wear layer; 12. an anticorrosive layer; 13. a hard rubber layer; 14. a soft rubber layer; 15. an insulating protective sleeve; 16. a spiral bead ring; 2. a flame retardant insulating structure; 21. an outer flame-retardant annular tube; 22. a flame retardant sheet; 23. an inner flame-retardant annular tube; 24. an insulating tube; 25. a support frame; 251. A rubber soft sleeve; 252. a spring; 3. an electric wire; 4. and (5) filling rubber.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
As shown in fig. 1-4, the utility model provides a high flame-retardant insulated wire and cable, which comprises a protective sleeve 1, wherein the outer wall of the protective sleeve 1 is fixedly connected with a flame-retardant insulating structure 2, the front surface of the flame-retardant insulating structure 2 is provided with an electric wire 3, rubber filling 4 is lapped on the electric wire 3, the protective sleeve 1 comprises a soft rubber layer 14, the inner wall of the soft rubber layer 14 is fixedly connected with the outer wall of the flame-retardant insulating structure 2, the bottom of the soft rubber layer 14 is fixedly connected with a hard rubber layer 13, the flame-retardant insulating structure 2 comprises an outer flame-retardant annular tube 21, the outer wall of the outer flame-retardant annular tube 21 is fixedly connected with the inner wall of the protective sleeve 1, and the inner wall of the outer flame-retardant annular tube 21 is fixedly connected with a flame-retardant plate 22.
In this embodiment, through the effect of lag 1, protect wire and cable's inner structure, reduce the damage on lag 1 surface, improve wire and cable's life, under the effect of outer fire-retardant ring pipe 21 and fire-retardant board 22, to insulating between electric wire 3 and the electric wire 3, make wire and cable have good fire resistance, fill wire and cable's inner structure under the effect that 4 was filled to rubber.
Example 2
As shown in fig. 1 to 4, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the bottom of the hard rubber layer 13 is fixedly connected with an anticorrosive layer 12, the bottom of the anticorrosive layer 12 is fixedly connected with a wear-resistant layer 11, the front of the soft rubber layer 14 is fixedly connected with a spiral bead ring 16, and the front of the soft rubber layer 14 and between the spiral bead ring 16 and the spiral bead ring 16 is fixedly connected with an insulating protective sleeve 15.
In this embodiment, through the effect of wearing layer 11 and anticorrosive coating 12, improve the wear-resisting and the interior corrosivity of protective sheath, reduce the damage on protective sheath 1 surface, improve wire and cable's life, reduce the damage on protective sheath 1 surface, utilize insulating protective sheath 15 and spiral steel wire winding 16's effect, consolidate the inner structure of protective sheath 1, make wire and cable have good tensile nature and toughness, prevent that fracture from appearing in protective sheath 1.
Example 3
As shown in fig. 1 to 4, on the basis of embodiment 1, the present invention provides a technical solution: preferably, one end of the flame retardant plate 22 is fixedly connected with the inner flame retardant annular tube 23, the inner wall of the inner flame retardant annular tube 23 is fixedly connected with the support frame 25, the other end of the support frame 25 is fixedly connected with the insulating tube 24, the inner wall of the insulating tube 24 is fixedly connected with the outer wall of the rubber packing 4, the support frame 25 comprises a rubber soft sleeve 251, one end of the rubber soft sleeve 251 is fixedly connected with the outer wall of the insulating tube 24, and the front surface of the rubber soft sleeve 251 is provided with a spring 252.
In this embodiment, the flame retardant plate 22 and the inner flame retardant annular tube 23 are used to isolate the electric wire 3 from the electric wire 3, so that the electric wire and the electric cable have good flame retardancy, the electric wire 3 at the center is isolated by the insulation tube 24, so that the electric wire and the electric cable have good insulation, short circuit between the electric wire 3 and the electric wire 3 is prevented, the insulation tube 24 is supported and fixed by the support frame 25, and the inner flame retardant annular tube 23 is spaced from the insulation tube 24.
The working principle of the high flame retardant insulated wire and cable will be described in detail below.
As shown in fig. 1-4, firstly, the wear resistance and the inner corrosion resistance of the protective sleeve are improved by the action of the wear-resistant layer 11 and the corrosion-resistant layer 12, the damage on the surface of the protective sleeve 1 is reduced, the service life of the electric wire and cable is improved, the damage on the surface of the protective sleeve 1 is reduced, the internal structure of the protective sleeve 1 is reinforced by the action of the insulating protective sleeve 15 and the spiral steel wire ring 16, the electric wire and cable has good tensile property and toughness, the electric wire and cable is isolated between the electric wire 3 and the electric wire 3 by the action of the flame-retardant plate 22 and the inner flame-retardant annular tube 23, the electric wire and cable has good flame retardance, the electric wire 3 at the central part is isolated by the action of the insulating tube 24, the electric wire and cable has good insulation property, the insulating tube 24 is supported and fixed by the action of the support frame 25, and the inner flame-retardant annular tube 23 is isolated from the insulating tube 24, the inner structure of the electric wire and cable is filled by the rubber filler 4.
The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the utility model without departing from the spirit of the inventive concept.
Claims (6)
1. The utility model provides a high fire-retardant insulated wire and cable, includes lag (1), its characterized in that: the outer wall of the protective sleeve (1) is fixedly connected with a flame-retardant insulating structure (2), the front of the flame-retardant insulating structure (2) is provided with an electric wire (3), and rubber filling (4) is lapped on the electric wire (3);
the protective sleeve (1) comprises a soft rubber layer (14), the inner wall of the soft rubber layer (14) is fixedly connected with the outer wall of the flame-retardant insulating structure (2), and the bottom of the soft rubber layer (14) is fixedly connected with a hard rubber layer (13);
the flame-retardant insulation structure (2) comprises an outer flame-retardant annular pipe (21), the outer wall of the outer flame-retardant annular pipe (21) is fixedly connected with the inner wall of the protective sleeve (1), and the inner wall of the outer flame-retardant annular pipe (21) is fixedly connected with a flame-retardant plate (22).
2. A high flame retardant insulated wire and cable according to claim 1, wherein: the bottom of the hard rubber layer (13) is fixedly connected with an anticorrosive layer (12), and the bottom of the anticorrosive layer (12) is fixedly connected with a wear-resistant layer (11).
3. A high flame retardant insulated wire and cable according to claim 1, wherein: the front surface of the soft rubber layer (14) is fixedly connected with a spiral steel wire ring (16), and the front surface of the soft rubber layer (14) and positioned between the spiral steel wire ring (16) and the spiral steel wire ring (16) is fixedly connected with an insulating protective sleeve (15).
4. A high flame retardant insulated wire and cable according to claim 1, wherein: one end of the flame-retardant plate (22) is fixedly connected with an inner flame-retardant annular pipe (23), and the inner wall of the inner flame-retardant annular pipe (23) is fixedly connected with a support frame (25).
5. A high flame retardant insulated wire and cable according to claim 4, characterized in that: the other end of the support frame (25) is fixedly connected with an insulating tube (24), and the inner wall of the insulating tube (24) is fixedly connected with the outer wall of the rubber filling (4).
6. A high flame retardant insulated wire and cable according to claim 5, characterized in that: the supporting frame (25) comprises a rubber soft sleeve (251), one end of the rubber soft sleeve (251) is fixedly connected with the outer wall of the insulating tube (24), and a spring (252) is arranged on the front face of the rubber soft sleeve (251).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220564259.9U CN216902305U (en) | 2022-03-15 | 2022-03-15 | High flame-retardant insulated wire and cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220564259.9U CN216902305U (en) | 2022-03-15 | 2022-03-15 | High flame-retardant insulated wire and cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216902305U true CN216902305U (en) | 2022-07-05 |
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ID=82190456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220564259.9U Active CN216902305U (en) | 2022-03-15 | 2022-03-15 | High flame-retardant insulated wire and cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216902305U (en) |
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2022
- 2022-03-15 CN CN202220564259.9U patent/CN216902305U/en active Active
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