CN211319773U

CN211319773U - Improved flame-retardant cable

Info

Publication number: CN211319773U
Application number: CN201922188696.6U
Authority: CN
Inventors: 崔逸; 吴德君; 储锡珍
Original assignee: Wuxi Yuhui Cable Co ltd
Current assignee: Wuxi Yuhui Cable Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-08-21
Anticipated expiration: 2029-12-10

Abstract

The utility model discloses a modified flame retarded cable, including fire-retardant layer, the outside on fire-retardant layer is provided with the air guide groove, outside protection wearing layer is installed in the outside in air guide groove, resistance to compression mechanism is installed to the inboard on fire-retardant layer, resistance to compression mechanism includes resistance to compression layer, spiral strengthening rib and first shielding layer, resistance to compression layer's internally mounted has fifteen spiral strengthening ribs, first shielding layer is installed to resistance to compression layer's inboard, six movable buffering strips are installed to the inboard of first shielding layer, one of them single transmission device is installed to one side of movable buffering strip, single transmission device includes first filling layer, second conductor and inside isolated frame, six first filling layers are installed in the outside of inside isolated frame, thirty second conductors are installed to the inboard of first filling layer. The utility model discloses a protect cable conductor, can effectively strengthen holistic fire-retardant and compressive capacity of cable, application scope is wider.

Description

Improved flame-retardant cable

Technical Field

The utility model relates to the technical field of cables, specifically a modified flame retarded cable.

Background

With the rapid development of social economy, the materials of cables are more and more diversified, the purpose of each material of cable is different, but the structure of the cable is basically similar, usually the cable is a rope-like cable formed by twisting a plurality of or a plurality of groups of wires (at least two wires in each group), each group of wires are mutually insulated and often twisted around a center, the whole outer surface is wrapped by a highly-insulated covering layer, and the cable has the characteristics of internal electrification and external insulation, and can meet the use requirements of people for different environments according to the difference of the materials.

However, the existing cable has poor high temperature resistance, the cable cannot resist flame in case of fire, and the compression resistance effect is poor; thus, the existing needs are not met, for which we propose an improved flame retardant cable.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a modified flame retarded cable to current cable high temperature resistance that proposes in solving above-mentioned background art is poor, and the cable conductor is unable fire-retardant when taking place the conflagration, and the not good scheduling problem of resistance to compression effect.

In order to achieve the above object, the utility model provides a following technical scheme: an improved flame-retardant cable comprises a flame-retardant layer, wherein an air guide groove is formed in the outer side of the flame-retardant layer, an outer protective wear-resistant layer is installed on the outer side of the air guide groove, a compression-resistant mechanism is installed on the inner side of the flame-retardant layer, the compression-resistant mechanism comprises a compression-resistant layer, spiral reinforcing ribs and a first shielding layer, fifteen spiral reinforcing ribs are installed inside the compression-resistant layer, the first shielding layer is installed on the inner side of the compression-resistant layer, six movable buffering strips are installed on the inner side of the first shielding layer, and a single transmission mechanism is installed on one side of one of the movable buffering strips;

single transmission device includes first filling layer, second conductor and inside isolated frame, six first filling layers are installed in the outside of inside isolated frame, thirty second conductors are installed to the inboard of first filling layer, inside main part mechanism is installed to the inboard of inside isolated frame.

Preferably, the inner main body mechanism comprises a second filling layer, first conductors and a second shielding layer, the second filling layer is installed on the inner side of the second shielding layer, and six first conductors are installed on the inner side of the second filling layer.

Preferably, the outer side protection wear-resistant layer is made of polyurethane rubber, and the outer side protection wear-resistant layer is bonded and fixed on the outer side of the flame-retardant layer.

Preferably, the outside of inside isolated frame is provided with the constant head tank, first filling layer sets up the inboard at the constant head tank, first filling layer bonding is fixed in the inboard of first shielding layer.

Preferably, the inner side of the pressure-resistant layer is provided with a spiral through hole, the spiral reinforcing rib is arranged on the inner side of the spiral through hole, and the spiral reinforcing rib is made of copper wires.

Preferably, the first shielding layer is made of polyethylene, and the first shielding layer is connected with the internal isolation frame through six movable buffer strips.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a carry out simultaneous transmission to two kinds of signals through first conductor and second conductor, first shielding layer and second shielding layer can play the shielded effect in signal transmission process, reduce the interference condition that external world and self produced, be provided with the air guide groove in the outside of fire-retardant layer, can insulate high temperature with fire-retardant layer jointly in the use, and the material through outside protection wearing layer is polyurethane rubber, can tentatively carry on fire-retardant, further improve holistic high temperature resistance ability;

2. the utility model discloses a spiral strengthening rib for when receiving external extrusion, the spiral strengthening rib can be to whole fine supporting effect and the deformation resilience of playing, and first shielding layer is connected through six movable buffering strips with inside isolated frame, makes movable buffering strip can assist the spiral strengthening rib to cushion, strengthens holistic resistance to compression effect.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a side view of the utility model in its entirety;

fig. 3 is a schematic view of a partial structure of the flame retardant layer of the present invention.

In the figure: 1. an outer protective wear layer; 2. a flame retardant layer; 3. a compression resistance mechanism; 4. a pressure resistant layer; 5. a spiral reinforcing rib; 6. a first shielding layer; 7. a single transport mechanism; 8. a second filling layer; 9. a first conductor; 10. a movable buffer strip; 11. a first filling layer; 12. a second conductor; 13. an internal isolation frame; 14. an inner body mechanism; 15. a second shielding layer; 16. and a gas guide groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: an improved flame-retardant cable comprises a flame-retardant layer 2, wherein an air guide groove 16 is formed in the outer side of the flame-retardant layer 2, an outer side protective wear-resistant layer 1 is installed on the outer side of the air guide groove 16, a compression-resistant mechanism 3 is installed on the inner side of the flame-retardant layer 2, the compression-resistant mechanism 3 comprises a compression-resistant layer 4, spiral reinforcing ribs 5 and a first shielding layer 6, fifteen spiral reinforcing ribs 5 are installed inside the compression-resistant layer 4, the spiral reinforcing ribs 5 can have a good supporting effect and good deformation recovery capability on the whole, the first shielding layer 6 is installed on the inner side of the compression-resistant layer 4, six movable buffering strips 10 are installed on the inner side of the first shielding layer 6, the movable buffering strips 10 can assist the spiral reinforcing ribs 5 to buffer, the whole compression-resistant effect is enhanced, and a single transmission mechanism 7 is;

single transmission device 7 includes first filling layer 11, second conductor 12 and inside isolated frame 13, six first filling layers 11 are installed in inside isolated frame 13's the outside, inside isolated frame 13's the outside is provided with the constant head tank, first filling layer 11 sets up the inboard at the constant head tank, inside isolated frame 13 can fix a position first filling layer 11, prevent to take place the skew when receiving the extrusion, thirty second conductor 12 are installed to first filling layer 11's inboard, inside main part mechanism 14 is installed to inside isolated frame 13's inboard, through protecting the cable conductor, can effectively strengthen the holistic fire-retardant and compressive capacity of cable, application scope is wider.

Further, the inner main body mechanism 14 includes a second filling layer 8, first conductors 9 and a second shielding layer 15, the second filling layer 8 is installed on the inner side of the second shielding layer 15, six first conductors 9 are installed on the inner side of the second filling layer 8, and the first conductors 9 and the second conductors 12 are separated by the second shielding layer 15, so that stability during signal transmission is facilitated.

Further, the material of outside protection wearing layer 1 is polyurethane rubber, and outside protection wearing layer 1 bonds and fixes in the outside of fire-retardant layer 2, can tentatively carry out fire-retardant, further improves holistic high temperature resistance ability.

Further, the outside of inside isolated frame 13 is provided with the constant head tank, and first filling layer 11 sets up the inboard at the constant head tank, and first filling layer 11 bonds and fixes the inboard at first shielding layer 6, and inside isolated frame 13 can fix a position first filling layer 11, prevents to take place the skew when receiving the extrusion.

Further, the inboard on resistance to compression layer 4 is provided with the spiral through-hole, and spiral strengthening rib 5 sets up in the inboard of spiral through-hole, and the material of spiral strengthening rib 5 is the copper wire, and spiral strengthening rib 5 can play fine support effect and deformation recovery ability to whole.

Further, first shielding layer 6's material is polyethylene, and first shielding layer 6 is connected through six movable buffering strips 10 with inside isolated frame 13 for movable buffering strip 10 can assist spiral strengthening rib 5 to cushion, strengthens holistic resistance to compression effect.

The working principle is as follows: when in use, whether the functions of all parts are intact is checked, the first conductor 9 and the second conductor 12 are separated by the whole internal isolation frame 13, so that two signals can be simultaneously transmitted through the first conductor 9 and the second conductor 12, the first shielding layer 6 is arranged on the outer side of the second conductor 12, the second shielding layer 15 is arranged on the outer side of the second filling layer 8, the shielding effect can be achieved in the signal transmission process, the interference condition between the outside and the self is reduced, the air guide groove 16 is arranged on the outer side of the flame-retardant layer 2, the high temperature can be isolated together with the flame-retardant layer 2 in the use process, the polyurethane rubber is used as the material of the outer side protection wear-resistant layer 1, the flame retardance can be primarily carried out, the whole high temperature resistance is further improved, the spiral through hole is arranged on the inner side of the compression-resistant layer 4, and the spiral reinforcing rib 5 is arranged on the inner side of the spiral through hole, make when receiving external extrusion, spiral strengthening rib 5 can play fine support effect and deformation recovery ability to whole, and first shielding layer 6 is connected through six movable buffering strips 10 with inside isolated frame 13 for movable buffering strip 10 can assist spiral strengthening rib 5 to cushion, strengthens holistic resistance to compression effect.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An improved flame retardant cable comprising a flame retardant layer (2) characterized in that: the outer side of the flame-retardant layer (2) is provided with an air guide groove (16), the outer side protection wear-resistant layer (1) is installed on the outer side of the air guide groove (16), the compression-resistant mechanism (3) is installed on the inner side of the flame-retardant layer (2), the compression-resistant mechanism (3) comprises a compression-resistant layer (4), spiral reinforcing ribs (5) and a first shielding layer (6), fifteen spiral reinforcing ribs (5) are installed inside the compression-resistant layer (4), the first shielding layer (6) is installed on the inner side of the compression-resistant layer (4), six movable buffering strips (10) are installed on the inner side of the first shielding layer (6), and a single transmission mechanism (7) is installed on one side of one of the movable buffering strips (10);

single transmission device (7) include first filling layer (11), second conductor (12) and inside isolated frame (13), six first filling layers (11) are installed in the outside of inside isolated frame (13), thirty second conductor (12) are installed to the inboard of first filling layer (11), inside main part mechanism (14) are installed to the inboard of inside isolated frame (13).

2. An improved flame retardant cable according to claim 1 wherein: inside body mechanism (14) include second filling layer (8), first conductor (9) and second shielding layer (15), second filling layer (8) are installed to the inboard of second shielding layer (15), six first conductor (9) are installed to the inboard of second filling layer (8).

3. An improved flame retardant cable according to claim 1 wherein: the outer side protection wear-resistant layer (1) is made of polyurethane rubber, and the outer side protection wear-resistant layer (1) is bonded and fixed on the outer side of the flame-retardant layer (2).

4. An improved flame retardant cable according to claim 1 wherein: the outside of inside isolated frame (13) is provided with the constant head tank, first filling layer (11) set up the inboard at the constant head tank, first filling layer (11) bonding is fixed in the inboard of first shielding layer (6).

5. An improved flame retardant cable according to claim 1 wherein: the inner side of the pressure-resistant layer (4) is provided with a spiral through hole, the spiral reinforcing rib (5) is arranged on the inner side of the spiral through hole, and the spiral reinforcing rib (5) is made of copper wires.

6. An improved flame retardant cable according to claim 1 wherein: the material of first shielding layer (6) is polyethylene, first shielding layer (6) are connected through six movable buffering strips (10) with inside isolated frame (13).