CN219577291U

CN219577291U - Heating cable with long service life

Info

Publication number: CN219577291U
Application number: CN202320527123.5U
Authority: CN
Inventors: 吕春悦
Original assignee: Renqiu Huachen Industry And Trade Co ltd
Current assignee: Renqiu Huachen Industry And Trade Co ltd
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-08-22
Anticipated expiration: 2033-03-17

Abstract

The utility model discloses a heating cable with long service life, which comprises a rubber outer layer, wherein a cable skin layer is arranged in the rubber outer layer, a cable core material is movably connected in the cable skin layer, a coating layer is arranged in the rubber outer layer, and the central line of the rubber outer layer and the central line of the coating layer are on the same vertical plane. This long service life's heating cable is through being provided with reinforcing wire, the cavity, wire mesh and coating, be provided with multiunit cavity in the outer inside of rubber of this cable, and there is reinforcing wire at the internally mounted of cavity, when the outer sharp object of outside leads to the outer damage of rubber when colliding the outer, reinforcing wire can effectually prevent that the sharp object from breaking through the outer inside that gets into the outer of rubber, and the wire mesh of the outer inside of rubber can be further protect this cable, prevent the inside of this cable impaired, the problem of life weak point is solved.

Description

Heating cable with long service life

Technical Field

The utility model relates to the technical field of heating cables, in particular to a heating cable with long service life.

Background

The heating cable is a cable for life heating, indoor pipeline heat preservation and the like, and is a combined cable formed by adopting an alloy heating wire as a heating source and matching with components such as an insulator, a sheath and the like, but the heating cable for life heating still has some defects in use;

the utility model provides a heating cable according to Chinese patent application number CN202020960092.9, and particularly relates to the technical field of cables, and discloses a heating cable which comprises a conductor wire core, a first mineral substance insulating layer, a tensile layer and an outer protective layer, wherein the first mineral substance insulating layer is wrapped outside the conductor wire core, the tensile layer is an aramid yarn stranding layer, the tensile layer is wrapped outside the first mineral substance insulating layer, and the outer protective layer is wrapped outside the tensile layer;

the heating cable provided by the utility model has insufficient overall strength when in use, and the cable can be cut and scratched when being impacted by external sharp objects, so that the cable is damaged, and the service life of the cable is shortened;

a new type of long life heating cable is now proposed to solve the above mentioned problems.

Disclosure of Invention

The utility model aims to provide a heating cable with long service life, so as to solve the problem of short service life in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the heating cable with the long service life comprises a rubber outer layer, wherein a cable skin layer is arranged in the rubber outer layer, a cable core material is movably connected in the cable skin layer, a coating layer is arranged in the rubber outer layer, and the central line of the rubber outer layer and the central line of the coating layer are on the same vertical plane;

the inside of the outer rubber layer is provided with a cavity, a reinforcing metal wire is fixedly connected to the inside of the cavity, a metal wire mesh is fixedly connected to the inside of the outer rubber layer, and the metal wire mesh is fixedly connected with the coating layer.

Preferably, the cavities in the outer rubber layer are distributed at equal intervals, and the center line of the wire mesh and the center line of the coating layer are on the same horizontal plane.

Preferably, the outside of cable cortex is provided with the rubber inlayer, the inside fixedly connected with locating layer of rubber inlayer, the constant head tank has been seted up to the inside of locating layer, constant head tank and cable cortex swing joint, the inside of locating layer is provided with fire-retardant filler, fire-retardant filler and cable cortex swing joint.

Preferably, the positioning grooves formed in the positioning layer are distributed at equal intervals, and the center line of the inner rubber layer and the center line of the positioning layer are on the same vertical plane.

Preferably, the inner part of the coating layer is fixedly connected with a flame-retardant layer.

Preferably, the central line of the coating layer and the central line of the flame-retardant layer are on the same vertical plane, and the central line of the flame-retardant layer and the central line of the rubber outer layer are on the same horizontal plane.

Compared with the prior art, the utility model has the beneficial effects that: the heating cable with long service life not only realizes that the damage rate can be reduced, the service life is prolonged, the cable positioning can be realized, the extrusion deformation probability is reduced, but also the effective flame retardance and fire prevention are realized;

through being provided with reinforcement wire, cavity, wire mesh and coating, be provided with multiunit cavity in the outer rubber layer of this cable to when the internally mounted of cavity had reinforcement wire, when the sharp object of outside caused the outer rubber layer damage when colliding the outer rubber layer like this, reinforcement wire can effectually prevent that sharp object from breaking through the outer rubber layer and getting into the inside of penetrating the outer rubber layer, and the wire mesh of the outer inside of rubber can be further to this cable protection, prevent the inside of this cable impaired, and influence normal use, realized can effectively improve the intensity of this cable, reduce the damage rate;

through being provided with rubber inlayer, cable cortex, locate layer, fire-retardant filler and constant head tank, there is the locate layer in the rubber inlayer internally mounted of this cable to set up the constant head tank in the inside of locating layer, the cable cortex laminating is in the inside of constant head tank, and the constant head tank can effectually fix a position the cable cortex, when preventing that this cable from receiving outside extrusion, leads to inside multiunit cable cortex to be flattened and skew, and the fire-retardant filler of locating layer inside can be further support multiunit cable cortex, prevents that the cable cortex from being extruded and influencing normal use, has realized that can effectually prevent that inside cable from being extruded and warp;

through being provided with fire-retardant layer, rubber inlayer, cable cortex and fire-retardant filler, be provided with fire-retardant layer in the cladding in this cable, fire-retardant layer can effectually prevent that outside flame from running through this cable to cause the cable whole impaired, and the inside fire-retardant filler of locating layer can further fire-retardant to when the cable core in inside local position appears deflagrating, prevent that multiunit cable core from receiving the influence simultaneously around, and then reduce the loss, realized can effectually fire prevention fire-retardant.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic diagram of the front view of the positioning slot of the present utility model;

FIG. 3 is an enlarged partial cross-sectional view of the structure of FIG. 1A according to the present utility model;

fig. 4 is a schematic side view of a cavity in cross-section according to the present utility model.

In the figure: 1. a rubber outer layer; 2. reinforcing wires; 3. a cavity; 4. a wire mesh; 5. a coating layer; 6. a flame retardant layer; 7. a rubber inner layer; 8. a cable skin; 9. a positioning layer; 10. flame retardant filler; 11. a cable core material; 12. and a positioning groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1: referring to fig. 1-4, a heating cable with long service life comprises a rubber outer layer 1, wherein a cable skin layer 8 is arranged in the rubber outer layer 1, a cable core 11 is movably connected in the cable skin layer 8, a coating layer 5 is arranged in the rubber outer layer 1, and the central line of the rubber outer layer 1 and the central line of the coating layer 5 are on the same vertical plane;

the inside of the rubber outer layer 1 is provided with a cavity 3, the inside of the cavity 3 is fixedly connected with a reinforcing metal wire 2, the inside of the rubber outer layer 1 is fixedly connected with a metal wire mesh 4, and the metal wire mesh 4 is fixedly connected with a coating layer 5;

the cavities 3 in the rubber outer layer 1 are distributed at equal intervals, and the center line of the wire mesh 4 and the center line of the cladding layer 5 are on the same horizontal plane;

specifically, as shown in fig. 1, fig. 3 and fig. 4, a plurality of groups of cavities 3 are arranged in the rubber outer layer 1 of the cable, and reinforcing wires 2 are arranged in the cavities 3, so that when the outer sharp objects collide with the rubber outer layer 1 to cause the damage of the rubber outer layer 1, the reinforcing wires 2 can effectively prevent the sharp objects from breaking through the rubber outer layer 1 and entering into the rubber outer layer 1, and the wire mesh 4 in the rubber outer layer 1 can further protect the cable, prevent the cable from being damaged, influence normal use, effectively improve the strength of the cable and reduce the damage rate.

Example 2: the outer part of the cable cortex 8 is provided with a rubber inner layer 7, the inner part of the rubber inner layer 7 is fixedly connected with a positioning layer 9, a positioning groove 12 is formed in the positioning layer 9, and the positioning groove 12 is movably connected with the cable cortex 8;

the positioning grooves 12 formed in the positioning layer 9 are distributed at equal intervals, and the center line of the rubber inner layer 7 and the center line of the positioning layer 9 are on the same vertical plane;

specifically, as shown in fig. 1 and 2, the locating layer 9 is installed in the rubber inner layer 7 of the cable, the locating groove 12 is formed in the locating layer 9, the cable cortex 8 is attached to the inside of the locating groove 12, the locating groove 12 can effectively locate the cable cortex 8, when the cable is prevented from being extruded by the outside, the inner multiple groups of cable cortex 8 are flattened and offset, and the flame-retardant filling material 10 in the locating layer 9 can further support the multiple groups of cable cortex 8, so that the cable cortex 8 is prevented from being extruded to affect normal use, and the effect that the inner cable is extruded to be deformed is achieved.

Example 3: the inside of the coating layer 5 is fixedly connected with a flame-retardant layer 6, a flame-retardant filler 10 is arranged in the positioning layer 9, and the flame-retardant filler 10 is movably connected with the cable skin layer 8;

the central line of the cladding layer 5 and the central line of the flame-retardant layer 6 are on the same vertical plane, and the central line of the flame-retardant layer 6 and the central line of the rubber outer layer 1 are on the same horizontal plane;

specifically, as shown in fig. 1, the flame retardant layer 6 is arranged inside the coating layer 5 of the cable, the flame retardant layer 6 can effectively prevent external flame from penetrating through the cable, so that the whole cable is damaged, the flame retardant filler 10 inside the positioning layer 9 can further resist flame, and when the cable core 11 at the inner local position knocks, the surrounding groups of cable core 11 are prevented from being influenced simultaneously, further loss is reduced, and the flame retardant effect is realized.

Working principle: when the cable is used, firstly, the plurality of groups of cavities 3 are arranged in the rubber outer layer 1 of the cable, and the reinforcing metal wires 2 are arranged in the cavities 3, so that when the outer sharp objects collide with the rubber outer layer 1 to cause the damage of the rubber outer layer 1, the reinforcing metal wires 2 can effectively prevent the sharp objects from breaking through the rubber outer layer 1 and entering into the rubber outer layer 1, the wire mesh 4 in the rubber outer layer 1 can further protect the cable, the cable is prevented from being damaged, normal use is influenced, the positioning layer 9 is arranged in the rubber inner layer 7 of the cable, the positioning groove 12 is arranged in the positioning layer 9, the cable cortex 8 is attached to the inner part of the positioning groove 12, the positioning groove 12 can effectively position the cable cortex 8, when the cable is extruded, the plurality of groups of cable cortex 8 in the positioning layer 9 are prevented from being flattened and offset, the flame retardant filler 10 in the positioning layer 9 can further support the cable cortex 8 to prevent the cable from being extruded to influence normal use, the flame retardant layer 6 is arranged in the coating layer 5 of the cable, the flame retardant layer 6 can effectively penetrate through the cable to prevent the cable from being damaged, and the flame layer 11 can further influence the core material from being damaged when the cable is partially filled in the cable, and the core material is further damaged, and the core material can be prevented from being damaged when the cable is positioned in the inner part 11 is further positioned, and the core material is further damaged.

Claims

1. The utility model provides a long service life's heating cable, includes outer (1) of rubber, its characterized in that: the cable core material is characterized in that a cable skin layer (8) is arranged in the rubber outer layer (1), a cable core material (11) is movably connected in the cable skin layer (8), a coating layer (5) is arranged in the rubber outer layer (1), and the central line of the rubber outer layer (1) and the central line of the coating layer (5) are arranged on the same vertical plane;

the inside of outer (1) of rubber is provided with cavity (3), the inside fixedly connected with of cavity (3) strengthens wire (2), the inside fixedly connected with wire mesh (4) of outer (1) of rubber, wire mesh (4) and coating (5) fixed connection.

2. A long life heating cable as claimed in claim 1, wherein: the cavities (3) in the rubber outer layer (1) are distributed at equal intervals, and the center line of the wire mesh (4) and the center line of the coating layer (5) are on the same horizontal plane.

3. A long life heating cable as claimed in claim 1, wherein: the outside of cable cortex (8) is provided with rubber inlayer (7), the inside fixedly connected with locating layer (9) of rubber inlayer (7), constant head tank (12) have been seted up to the inside of locating layer (9), constant head tank (12) and cable cortex (8) swing joint, the inside of locating layer (9) is provided with fire-retardant filler (10), fire-retardant filler (10) and cable cortex (8) swing joint.

4. A long life heating cable according to claim 3, wherein: the locating grooves (12) formed in the locating layer (9) are distributed at equal intervals, and the center line of the rubber inner layer (7) and the center line of the locating layer (9) are arranged on the same vertical plane.

5. A long life heating cable as claimed in claim 1, wherein: the inside of the cladding layer (5) is fixedly connected with a flame-retardant layer (6).

6. A long life heating cable according to claim 5, wherein: the central line of the coating layer (5) and the central line of the flame-retardant layer (6) are on the same vertical plane, and the central line of the flame-retardant layer (6) and the central line of the rubber outer layer (1) are on the same horizontal plane.