CN217982883U - Novel copper pipe sheath halogen-free low-smoke double-sheath fireproof cable - Google Patents

Abstract

The utility model discloses a novel copper pipe sheath does not have steamed low two sheath fireproof cable of cigarette relates to the cable field, including copper pipe sheath, copper pipe sheath's outer wall fixedly connected with abrasion pad, the positive fixedly connected with seal insulation pipe of abrasion pad, seal insulation pipe's outer wall glue has glutinous insulating sticky tape, the positive fixedly connected with of seal insulation pipe connects the end, has seted up first logical groove in the inner chamber of first no steamed low smoke layer, the positive fixedly connected with locating piece of first no steamed low smoke layer inner chamber, the inner chamber fixedly connected with cable core of first no steamed low smoke layer. A novel copper pipe sheath does not have steamed low two sheath fireproof cable of cigarette, this cable has better sealed insulating effect, high temperature resistant simultaneously, whole protecting effect is better, when pulling, can replace the cable wall body and contact with ground through the wear pad that sets up to reduce the degree of wear, improved life greatly.

Description

Novel copper pipe sheath halogen-free low-smoke double-sheath fireproof cable

Technical Field

The utility model relates to the field of cables, in particular to novel copper pipe sheath does not have steamed low two sheath fireproof cable of cigarette.

Background

The cable is made by one or more mutually insulated conductors and an outer insulation protective layer, a wire for transmitting electric power or information from one place to another place is arranged, the cable comprises 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, the cables are all composed of single-strand or multi-strand wires and an insulation layer and used for connecting circuits, electric appliances and the like, most of the outer wall of the existing cable adopts a sheath for protection, the protection effect is not high enough, when the cable is used, when the cable is dragged on the ground, the outer wall of the cable can be abraded, the service life of the cable is easily influenced, and meanwhile, no good protection effect exists inside the cable to deal with the damage condition caused by impact.

Therefore, it is necessary to provide a new copper tube sheath halogen-free low-smoke double-sheath fireproof cable to solve the above problems.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a novel copper pipe sheath does not have steamed low two sheath fireproof cable of cigarette, can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel copper pipe sheath halogen-free low-smoke double-sheath fireproof cable comprises a copper pipe sheath, wherein a wear-resistant pad is fixedly connected to the outer wall of the copper pipe sheath, a sealing insulating pipe is fixedly connected to the center of the front surface of the wear-resistant pad, an insulating tape is bonded to the outer wall of the sealing insulating pipe, and a connecting end is fixedly connected to the center of the front surface of the sealing insulating pipe;

the inner wall fixedly connected with of copper pipe sheath is the first no halogen low smoke layer, set up first logical groove in the inner chamber on first no halogen low smoke layer, the centre fixedly connected with locating piece in first no halogen low smoke layer inner chamber, the inner chamber fixedly connected with cable core on first no halogen low smoke layer.

Preferably, the wear-resisting pad has eight, and every wear-resisting pad symmetry fixed connection is at the outer wall of copper pipe sheath, the back of insulating sticky tape outer wall glues and is glued the PVC sticky tape, the back of PVC sticky tape glues and glues in the front of copper pipe sheath.

Preferably, the inner wall fixedly connected with copper shield layer of sealed insulating tube, the inner wall fixedly connected with cold-shrink insulating tube on copper shield layer, the positive fixedly connected with semi-conductive glue of cold-shrink insulating tube inner wall, the back of connecting the end extends to the back in cold-shrink insulating tube inner chamber.

Preferably, the back of the sealed insulating tube is fixedly connected with four grounding braided wires, and the front of each grounding braided wire symmetrically penetrates through the back of the sealed insulating tube and is fixedly connected to the back of the connecting end.

Preferably, there are four first through grooves, each first through groove is symmetrically arranged around the inner cavity of the first halogen-free low-smoke layer, a second through groove is arranged in the center of the positioning block, the periphery of the outer wall of the positioning block is symmetrically and fixedly connected with a flame retardant coating, and the inner wall of the flame retardant coating is fixedly connected with a second halogen-free low-smoke layer.

Preferably, the cable core has four, every cable core symmetry fixed connection is in the centre of every halogen-free low smoke layer inner chamber of second, every cable core's front symmetry fixed connection is at the inner chamber of every ground connection braided wire, every cable core's front symmetry fixed connection is at the back of connecting the end.

Advantageous effects

Compared with the prior art, the utility model discloses following beneficial effect has:

1. this novel copper pipe sheath does not have steamed low two sheath fireproof cable of cigarette, wear pad through setting up, when dragging the cable, can protect the outer wall of copper pipe sheath, reduce the friction of copper pipe sheath and ground with this, improve the life of copper pipe sheath simultaneously greatly, avoid it to lead to damaged phenomenon to take place because of permanent friction, lead to groove and a plurality of first logical groove through the second that sets up, when lightening the whole weight of cable, can improve its resiliency, when avoiding receiving great pressure, lead to whole cracked phenomenon to take place.

2. This novel copper pipe sheath does not have steamed low two sheath fireproof cable of cigarette, through the sealed insulating tube that sets up, insulating sticky tape and PVC sticky tape, when connecting end and cable core and being connected, can play better leakproofness, can effectively prevent that water or other debris from getting into, simultaneously through the copper shield layer and the shrinkage insulating tube that set up, can play better insulation and shielding effect, simultaneously through the semi-conductive glue that sets up for cable core can play better linkage effect with the connection end.

3. This novel copper pipe sheath does not have steamed low two sheath fireproof cable of cigarette, through the copper pipe sheath that sets up, first no halogen low smoke layer and the steamed low smoke layer of second, can play better protecting effect to the cable core, the flame retardant coating that the cooperation set up can improve the holistic fire resistance of cable core greatly, the phenomenon of burning can not appear easily.

Drawings

FIG. 1 is a schematic structural view of a copper pipe sheath according to the present invention;

FIG. 2 is a schematic structural view of the inner cavity of the copper tube sheath of the present invention;

fig. 3 is a schematic structural view of the inner cavity of the sealed insulating tube according to the present invention;

fig. 4 is an enlarged view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a copper pipe sheath; 2. a wear pad; 3. sealing the insulating tube; 4. an insulating tape; 5. PVC adhesive tape; 6. connecting the end heads; 7. a copper shield layer; 8. a cold-shrink insulating tube; 9. a semi-conductive glue; 10. a ground braided wire; 11. a first halogen-free low smoke layer; 12. a first through groove; 13. positioning blocks; 14. a second through groove; 15. a refractory layer; 16. a second halogen-free low smoke layer; 17. a cable core.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-4, a novel copper tube sheath halogen-free low-smoke double-sheath fireproof cable comprises a copper tube sheath 1, a wear-resistant pad 2 fixedly connected to the outer wall of the copper tube sheath 1, a sealing insulating tube 3 fixedly connected to the center of the front surface of the wear-resistant pad 2, an insulating tape 4 adhered to the outer wall of the sealing insulating tube 3, a connecting end 6 fixedly connected to the center of the front surface of the sealing insulating tube 3, a first halogen-free low smoke layer 11 fixedly connected to the inner wall of the copper tube sheath 1, a first through groove 12 formed in the inner cavity of the first halogen-free low smoke layer 11, a positioning block 13 fixedly connected to the center of the inner cavity of the first halogen-free low smoke layer 11, cable cores 17 fixedly connected to the inner cavity of the first halogen-free low smoke layer 11, eight wear-resistant pads 2, each wear-resistant pad 2 symmetrically and fixedly connected to the outer wall of the copper tube sheath 1, a PVC tape 5 adhered to the back surface of the outer wall of the insulating tape 4, a PVC tape 5 adhered to the front surface of the copper tube sheath 1, the inner wall of the sealing insulating tube 3 is fixedly connected with a copper shielding layer 7, the inner wall of the copper shielding layer 7 is fixedly connected with a cold-shrinkage insulating tube 8, the center of the inner wall of the cold-shrinkage insulating tube 8 is fixedly connected with a semi-conductive adhesive 9, the back of the connecting end 6 extends to the back of the inner cavity of the cold-shrinkage insulating tube 8, the back of the sealing insulating tube 3 is fixedly connected with four grounding braided wires 10, the front of each grounding braided wire 10 symmetrically penetrates through the back of the sealing insulating tube 3 and is fixedly connected with the back of the connecting end 6, four first through grooves 12 are provided, each first through groove 12 is symmetrically arranged around the inner cavity of the first halogen-free low smoke layer 11, the center of the positioning block 13 is provided with a second through groove 14, the periphery of the outer wall of the positioning block 13 is symmetrically and fixedly connected with a fire-resistant layer 15, and the inner wall of the fire resistant layer 15 is fixedly connected with a second halogen-free low smoke layer 16, cable core 17 has four, 17 symmetry fixed connection of every cable core is in the centre of 16 inner chambers of every second halogen-free low smoke layer, every 17 front symmetry fixed connection of cable core is at the inner chamber of every ground connection braided wire 10, every 17 front symmetry fixed connection of cable core is at the back of connection end 6, wear pad 2 through the setting, when dragging the cable, can protect the outer wall of copper pipe sheath 1, with this reduce the friction of copper pipe sheath 1 and ground, simultaneously improve copper pipe sheath 1's life greatly, avoid it to lead to the phenomenon of damage because of permanent friction to take place, lead to 14 and a plurality of first logical groove 12 through the second that sets up, when lightening the whole weight of cable, can improve its buffer, when avoiding receiving great pressure, lead to the phenomenon that the whole appears breaking, through the sealed insulating tube 3 that sets up, insulating tape 4 and PVC 5, when connection end 6 is connected with cable core 17, can play better leakproofness, can effectively prevent water or other debris from getting into, simultaneously through 7 and insulating tape 7 and the shielding effect of the shielding of the copper pipe that sets up, can set up the better shielding effect through the fire-resistant effect of the second and the shielding effect of the cable core 17 and the better heat-resistant cable core that the fire-proof effect that sets up when connecting end and the cable core 17 that the fire-free low smoke layer that the fire-resistant cable core can set up easily, make the heat-proof effect of the second set up, the heat-resistant cable core 17 can not have better.

It needs to explain, the utility model relates to a novel copper pipe sheath does not have steamed low cigarette two sheath fireproof cable, fix the outer wall at cable core 17 with the parcel of the steamed low cigarette layer 16 of second during the use, fix flame retardant coating 15 parcel at the steamed low cigarette layer 16's of second outer wall, fix four flame retardant coatings 15 around locating piece 13 outer wall, fix first steamed low cigarette layer 11 at four flame retardant coatings 15's outer wall, set up first logical groove 12 and second logical groove 14 at first steamed low cigarette layer 11 and locating piece 13's inner chamber respectively, fix the outer wall at first steamed low cigarette layer 11 of copper pipe sheath 1 parcel, wear pad 2 is connected to outer wall fixed connection at copper pipe sheath 1, when carrying out the transportation to cable core 17, wear pad 2 can replace copper pipe sheath 1 to contact with ground, with this consumption that reduces copper pipe sheath 1, fix the winding of ground connection 10 at cable core 17's front, see through the front of sealed insulating pipe 3's the back at sealed insulating end 6, with sealed insulating pipe 3's back fixed connection, make the insulating tape 4 carry out sealed insulating tape 3 and the sealed insulating tape can carry out the sealed insulating effect of PVC and can carry out the sealed insulating tape and the sealed insulating tape 5 effect of PVC insulating tape and can carry out the sealed insulating tape and the sealed shield 5 shield effect to the sealed copper pipe insulating tape 5 when carrying out sealed insulating tape, the sealed insulating tape and the sealed insulating tape 5 sealing effect of copper pipe 5, the sealed insulating tape and can carry out sealed insulating tape and the sealed insulating tape, the sealed effect of sealed insulating tape, the sealed insulating tape and can carry out sealed effect simultaneously, the sealed insulating tape and the sealed copper pipe insulating tape, the sealed effect of sealed insulating tape, the sealed insulating tape is good sealed insulating tape.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a novel copper pipe sheath does not have steamed low two sheath fireproof cable of cigarette, includes copper pipe sheath (1), its characterized in that: the outer wall of the copper pipe sheath (1) is fixedly connected with a wear-resistant pad (2), the center of the front surface of the wear-resistant pad (2) is fixedly connected with a sealing insulating pipe (3), the outer wall of the sealing insulating pipe (3) is adhered with an insulating adhesive tape (4), and the center of the front surface of the sealing insulating pipe (3) is fixedly connected with a connecting end (6);

the inner wall fixedly connected with of copper pipe sheath (1) is first no halogen low smoke layer (11), set up first logical groove (12) in the inner chamber of first no halogen low smoke layer (11), centre fixedly connected with locating piece (13) of first no halogen low smoke layer (11) inner chamber, the inner chamber fixedly connected with cable core (17) of first no halogen low smoke layer (11).

2. A novel copper pipe sheath halogen-free low-smoke double-sheath fireproof cable according to claim 1, characterized in that: wear pad (2) have eight, every wear pad (2) symmetry fixed connection is at the outer wall of copper pipe sheath (1), the back of insulating sticky tape (4) outer wall is glued and is glued PVC sticky tape (5), the back of PVC sticky tape (5) is glued and is glued in the front of copper pipe sheath (1).

3. A novel copper pipe sheath halogen-free low-smoke double-sheath fireproof cable according to claim 1, characterized in that: the inner wall fixedly connected with copper shield layer (7) of sealed insulating tube (3), the inner wall fixedly connected with shrinkage insulating tube (8) of copper shield layer (7), the semi-conductive glue (9) of the positive fixedly connected with of shrinkage insulating tube (8) inner wall, the back of connecting end (6) extends to the back of shrinkage insulating tube (8) inner chamber.

4. A novel copper pipe sheath halogen-free low-smoke double-sheath fireproof cable according to claim 1, characterized in that: the back fixedly connected with ground connection braided wire (10) of sealed insulating tube (3), ground connection braided wire (10) have four, every the front symmetry of ground connection braided wire (10) runs through the back of sealed insulating tube (3) and fixed connection is at the back of connecting end (6).

5. A novel copper pipe sheath halogen-free low-smoke double-sheath fireproof cable according to claim 1, characterized in that: the first through grooves (12) are four in number, each first through groove (12) is symmetrically formed in the periphery of an inner cavity of the first halogen-free low-smoke layer (11), the second through groove (14) is formed in the center of the positioning block (13), the periphery of the outer wall of the positioning block (13) is symmetrically and fixedly connected with a fire-resistant layer (15), and the inner wall of the fire-resistant layer (15) is fixedly connected with a second halogen-free low-smoke layer (16).

6. A novel copper pipe sheath halogen-free low-smoke double-sheath fireproof cable according to claim 1, characterized in that: cable core (17) have four, every cable core (17) symmetry fixed connection is in the centre of every halogen-free low smoke layer (16) inner chamber of second, every the front symmetry fixed connection of cable core (17) is at the inner chamber of every ground connection braided wire (10), every the front symmetry fixed connection of cable core (17) is at the back of connecting end (6).

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