CN218585680U - Fireproof high-temperature-resistant encoder wire - Google Patents

Abstract

The utility model discloses a fire prevention high temperature resistance encoder line, including the cable core, the external fixation parcel of cable core has the inoxidizing coating, and the fixed parcel in one side that the cable core was kept away from to the inoxidizing coating has the insulating layer, and the fixed parcel in one side that the inoxidizing coating was kept away from to the insulating layer has the top layer, and the fixed coating of outer wall on top layer has fire-retardant layer. The cable core is used for the transmission requirement of encoder communication, and the inoxidizing coating has elasticity, protects the cable core, improves the whole toughness of encoder line, avoids buckling the cable core damage that leads to, and the insulating layer avoids outside high temperature conduction to the cable core, improves the life-span of cable core, and the fire-retardant layer of surface coating on top layer reduces the flammability of encoder line, and encoder line direct combustion when avoiding the conflagration.

Description

Fireproof high-temperature-resistant encoder wire

Technical Field

The utility model relates to an encoder line technical field specifically is a fire prevention high temperature resistant encoder line.

Background

The encoder line is called the encoder cable again, be as the cable that encoder signal transmission feedback used, present encoder cable is mostly outer parcel one deck rubber of a plurality of conductor cable cores outer skin, its heat-resisting fire behavior is relatively poor, can't satisfy the high temperature resistant requirement of fire prevention when needing to keep on the encoder of communication when the conflagration, can lead to communication terminal in the conflagration earlier stage, influence the requirement of conflagration alarm and sparse communication, to the above-mentioned problem, the inventor proposes a fire prevention high temperature resistant encoder line and is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The encoder cable aims to solve the problems that most of the existing encoder cables are formed by wrapping a rubber outer layer on a plurality of conductor cable core outer layers, the heat-resistant and fireproof performance of the existing encoder cables is poor, the requirement of fire prevention and high temperature resistance cannot be met when a communication encoder needs to be kept in fire, and the communication terminal is caused in the early stage of the fire, so that the requirements of fire alarm and evacuation communication are influenced; an object of the utility model is to provide a fire prevention high temperature resistance encoder line.

In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides a fire prevention high temperature resistance encoder line, includes the cable core, the external fixation parcel of cable core has the inoxidizing coating, the fixed parcel of one side that the cable core was kept away from to the inoxidizing coating has the insulating layer, the fixed parcel in one side that the inoxidizing coating was kept away from to the insulating layer has the top layer, the fixed coating of outer wall on top layer has fire-retardant layer.

Preferably, the cable core includes the conductor, and is a plurality of the outer wall of conductor all fixes the parcel and has interior wrapping layer, interior wrapping layer all wraps up in outer wrapping layer, and the inner chamber of outer wrapping layer and the clearance packing between interior wrapping layer have a plurality of filling ropes, the outer wall fixed connection inoxidizing coating of outer wrapping layer.

Preferably, the filling rope is made of glass fiber yarns, and the inner wrapping layer and the outer wrapping layer are all nitrile rubber layers.

Preferably, the protective layer comprises an inner net layer, the inner net layer is fixedly wrapped on the outer wall of the outer wrapping layer, the outer wall of the inner net layer is fixedly sleeved with a plurality of fixing rings, a plurality of elastic rods are fixedly mounted between the outer walls of the end faces of the adjacent fixing rings, the outer net layer is fixedly wrapped between the circumferential outer walls of the fixing rings, and the inner net layer and the outer net layer are filled with flame retardant particles.

Preferably, the elastic rod comprises an inner concave rod and an outer convex rod, a plurality of inner concave rods are fixedly mounted between the outer walls of the end faces of one side, close to the inner diameter, of the fixing ring, and a plurality of outer convex rods are fixedly mounted between the outer walls of the end faces of one side, close to the outer wall, of the fixing ring.

Preferably, the inner concave rod and the outer convex rod are both arc-shaped structures, one sides of the circle centers of the inner concave rod and the outer convex rod are close to each other, the inner net layer and the outer net layer are both asbestos net layer structures, and the flame-retardant particles are sodium bicarbonate powder.

Preferably, the heat insulation layer is a polyurethane layer, the surface layer is a PP layer, and the flame-retardant layer is a flame-retardant ABS resin layer.

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

1. the cable core is used for the transmission requirement of the encoder communication, the protective layer has elasticity, the cable core is protected, the overall toughness of the encoder wire is improved, the cable core damage caused by bending is avoided, the thermal insulation layer prevents external high temperature from being conducted to the cable core, the service life of the cable core is prolonged, the flame retardant layer is coated on the surface of the surface layer to reduce the flammability of the encoder wire, and the encoder wire is prevented from being directly burnt in case of fire;

2. fixed parcel of inner net layer is on outer parcel layer surface, the fixed a plurality of solid fixed rings that are equipped with between inner net layer and the outer net layer, thereby form a plurality of independent cavitys, it has fire-retardant granule to fill between each cavity, and indent stick and evagination clavate are to the arc structure that sets up immediately, thereby when the encoder line receives the bending, elasticity arc structure through indent stick and evagination stick improves toughness, avoid the cable core to take place to roll over and lose, and inner net layer and outer net layer are the asbestos net layer, further improve heat-proof quality and intensity, through fire-retardant granule, when long-term burning leads to outside damaged, sodium bicarbonate exposes, take place to decompose under flame barbecue, produce carbon dioxide, reduce the intensity of a fire, improve the persistence time of cable core, guarantee conflagration communication and evacuation requirement.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the protective layer structure of the present invention.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a cable core; 11. a conductor; 12. an inner wrapping layer; 13. filling a rope; 14. an outer wrapping layer; 2. a protective layer; 21. an inner mesh layer; 22. a fixing ring; 23. an elastic rod; 231. an inner concave bar; 232. an outward protruding rod; 24. an outer mesh layer; 25. flame retardant particles; 3. a thermal insulation layer; 4. a surface layer; 5. a flame retardant layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): as shown in fig. 1-3, the utility model provides a fire prevention high temperature resistance encoder line, including cable core 1, cable core 1's external fixation parcel has inoxidizing coating 2, and the fixed parcel in one side that cable core 1 was kept away from to inoxidizing coating 2 has insulating layer 3, and the fixed parcel in one side that protective layer 2 was kept away from to insulating layer 3 has top layer 4, and the fixed coating of outer wall on top layer 4 has fire-retardant layer 5.

Through above-mentioned technical scheme, cable core 1 is used for the transmission requirement of encoder communication, inoxidizing coating 2 has elasticity, protects cable core 1, improves the whole toughness of encoder line, avoids buckling the cable core 1 that leads to and damages, and insulating layer 3 avoids outside high temperature conduction to cable core 1, improves the life-span of cable core 1, and the fire-retardant layer of surface coating 5 on top layer 4 reduces the flammability of encoder line, encoder line direct combustion when avoiding the conflagration.

Further, cable core 1 includes conductor 11, and the outer wall of a plurality of conductors 11 all fixes the parcel and has interior wrapping layer 12, and interior wrapping layer 12 all wraps up in outer wrapping layer 14, and the space packing between the inner chamber of outer wrapping layer 14 and interior wrapping layer 12 has a plurality of filling ropes 13, outer wall fixed connection inoxidizing coating 2 of outer wrapping layer 14.

Furthermore, the filling rope 13 is made of glass fiber yarns, and the inner wrapping layer 12 and the outer wrapping layer 14 are all made of nitrile rubber layers.

Further, the protective layer 2 includes an inner mesh layer 21, the inner mesh layer 21 is fixedly wrapped on the outer wall of the outer wrapping layer 14, a plurality of fixing rings 22 are fixedly sleeved on the outer wall of the inner mesh layer 21, a plurality of elastic rods 23 are fixedly installed between the outer walls of the end faces of the adjacent fixing rings 22, an outer mesh layer 24 is fixedly wrapped between the outer walls of the circumferences of the fixing rings 22, flame retardant particles 25 are filled between the inner mesh layer 21 and the outer mesh layer 24, the elastic rods 23 include inner concave rods 231 and outer convex rods 232, a plurality of inner concave rods 231 are fixedly installed between the outer walls of the side end faces of the fixing rings 22 close to the inner diameter, a plurality of outer convex rods 232 are fixedly installed between the outer walls of the side end faces of the fixing rings 22 close to the outer wall, the inner concave rods 231 and the outer convex rods 232 are both arc-shaped structures, one sides of the centers of the inner concave rods 231 and the outer convex rods 232 are close to each other, the inner mesh layer 21 and the outer mesh layer 24 are both asbestos mesh layer structures, and the flame retardant particles 25 are sodium bicarbonate powder.

Through above-mentioned technical scheme, the fixed parcel of interior stratum reticulare 21 is on outer parcel layer 14 surface, it is equipped with a plurality of solid fixed rings 22 to fix between interior stratum reticulare 21 and outer stratum reticulare 24, thereby form a plurality of independent cavitys, it has fire-retardant granule to fill between each cavity, and indent stick 231 and evagination stick 232 form the arc structure of opposition setting, thereby when the encoder line receives the bending, elasticity arc structure through indent stick 231 and evagination stick 232 improves toughness, avoid cable core 1 to take place to break down, and interior stratum reticulare 21 and outer stratum reticulare 24 are the asbestos stratum reticulare, further improve heat-proof quality and intensity, through fire-retardant granule 25, when long-term fire burns and leads to outside damaged, sodium bicarbonate exposes, take place to decompose under flame barbecue, produce carbon dioxide, reduce the intensity of a fire, improve the persistence time of cable core 1, guarantee conflagration communication and evacuation requirement.

Further, the thermal-insulating layer 3 is a polyurethane layer, the surface layer 4 is a PP layer, and the flame-retardant layer 5 is a flame-retardant ABS resin layer.

Through above-mentioned technical scheme, insulating layer 3 and fire-retardant layer 5 improve the fire prevention high temperature resistance of encoder line.

The working principle is as follows: the cable core 1 is used for the transmission requirement of encoder communication, the protective layer 2 has elasticity, protects the cable core 1, improves the overall toughness of the encoder wire, avoids the cable core 1 from being damaged due to bending, the thermal insulation layer 3 avoids external high temperature from being conducted to the cable core 1, prolongs the service life of the cable core 1, the flame retardant layer 5 is coated on the surface of the surface layer 4 to reduce the flammability of the encoder wire, and avoids the direct combustion of the encoder wire in case of fire; inner net layer 21 is fixed to be wrapped up in outer parcel layer 14 surface, the fixed a plurality of solid fixed rings 22 that are equipped with between inner net layer 21 and outer net layer 24, thereby form a plurality of independent cavitys, it has fire-retardant granule to fill between each cavity, and indent stick 231 and the opposite arc structure that sets up of evagination stick 232 formation, thereby when the encoder line receives the bending, elasticity arc structure through indent stick 231 and evagination stick 232 improves toughness, avoid cable core 1 to take place the breakdown loss, and inner net layer 21 and outer net layer 24 are the asbestos net layer, further improve heat-proof quality and intensity, through fire-retardant granule 25, when long-term fever leads to outside damaged, sodium bicarbonate exposes, take place to decompose under flame barbecue, produce carbon dioxide, reduce the intensity of a fire, improve the persistence time of cable core 1, guarantee conflagration communication and evacuation requirement.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (7)

1. The utility model provides a fire prevention high temperature resistant encoder line, includes cable core (1), its characterized in that: the fixed parcel of outside of cable core (1) has inoxidizing coating (2), the fixed parcel of one side that cable core (1) was kept away from in inoxidizing coating (2) has insulating layer (3), the fixed parcel of one side that inoxidizing coating (2) were kept away from in insulating layer (3) has top layer (4), the fixed coating of outer wall on top layer (4) has fire-retardant layer (5).

2. A fire-proof and high temperature resistant encoder wire as claimed in claim 1, wherein the cable core (1) comprises conductors (11), a plurality of outer walls of the conductors (11) are fixedly wrapped with inner wrapping layers (12), the inner wrapping layers (12) are wrapped in outer wrapping layers (14), a plurality of filling ropes (13) are filled in a gap between an inner cavity of the outer wrapping layers (14) and the inner wrapping layers (12), and the outer walls of the outer wrapping layers (14) are fixedly connected with the protective layers (2).

3. A fire-resistant and temperature-resistant encoder wire as claimed in claim 2, wherein the filler rope (13) is fiberglass yarn, and the inner and outer wrappers (12, 14) are nitrile rubber layers.

4. A fire-proof high-temperature-resistant encoder wire as claimed in claim 2, wherein the protective layer (2) comprises an inner mesh layer (21), the inner mesh layer (21) is fixedly wrapped on the outer wall of the outer wrapping layer (14), a plurality of fixing rings (22) are fixedly sleeved on the outer wall of the inner mesh layer (21), a plurality of elastic rods (23) are fixedly installed between the outer walls of the end surfaces of the adjacent fixing rings (22), an outer mesh layer (24) is fixedly wrapped between the outer walls of the circumferences of the fixing rings (22), and flame-retardant particles (25) are filled between the inner mesh layer (21) and the outer mesh layer (24).

5. A fireproof and high temperature resistant encoder wire according to claim 4, wherein the elastic rod (23) comprises an inner concave rod (231) and an outer convex rod (232), a plurality of inner concave rods (231) are fixedly installed between the outer walls of the side end surfaces of the fixing ring (22) close to the inner diameter, and a plurality of outer convex rods (232) are fixedly installed between the outer walls of the side end surfaces of the fixing ring (22) close to the outer walls.

6. A fire-proof high-temperature-resistant encoder wire as claimed in claim 5, wherein the inner concave rod (231) and the outer convex rod (232) are both arc-shaped structures, the circle center sides of the inner concave rod (231) and the outer convex rod (232) are close to each other, the inner mesh layer (21) and the outer mesh layer (24) are both asbestos mesh layer structures, and the flame-retardant particles (25) are sodium bicarbonate powder.

7. A fire-proof high temperature resistant encoder wire as claimed in claim 1, characterized in that the thermal insulation layer (3) is a polyurethane layer, the surface layer (4) is a PP layer, and the flame retardant layer (5) is a flame retardant ABS resin layer.

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