CN210271881U

CN210271881U - Fireproof flame-retardant high-temperature-resistant cable

Info

Publication number: CN210271881U
Application number: CN201921570942.8U
Authority: CN
Inventors: 柯文康
Original assignee: Jintai Cable Co ltd
Current assignee: Jintai Cable Co ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-04-07
Anticipated expiration: 2029-09-20

Abstract

The utility model discloses a fire-retardant high temperature resistant cable of fire prevention, including rubber protective sheath, rubber protective sheath's outside cover has can dismantle the radiation shield, rubber protective sheath's inboard cover has interior fire-retardant tin cover, and the inboard cover of interior fire-retardant tin cover has interior heat-insulating cover, the inside packing of interior heat-insulating cover has the resistance to compression filling layer, the central position department of resistance to compression filling layer is equipped with interior enhancement core, the outside distribution of interior enhancement core has five internal insulation cover, and the internally mounted of internal insulation cover has the cable core. The utility model discloses set up the detachable radiation shield that has the cotton interbedded of thermal-insulated plastics, and then can directly establish the cable outside at the higher region of temperature with dismantling the radiation shield cover under the extreme high temperature condition, this mode is swift effective, and can carry out abundant protection to the cable, can dismantle when using can not reach simultaneously, and then improved the practicality.

Description

Fireproof flame-retardant high-temperature-resistant cable

Technical Field

The utility model relates to the technical field of cables, specifically be a fire-retardant high temperature resistant cable prevents fires.

Background

The cable is essential in the power transmission process, and in the industrial production and application process, many cables need to work against a severe environment, for example, under a high-temperature environment, if the cable needs to work normally, the cable needs to have high-temperature resistance and flame retardance, so the high-temperature resistance and flame retardance of the cable are particularly important.

The existing fireproof flame-retardant high-temperature-resistant cable has the following defects:

1. the existing fireproof, flame-retardant and high-temperature-resistant cable is generally provided with a flame-retardant and high-temperature-resistant protective layer on a cable body, although the cable can achieve great flame-retardant and high-temperature-resistant effects, the working requirements cannot be met in some special occasions, people can use additional heat-insulating materials for wrapping, but the mode needs to consume a great amount of manpower for secondary protection, and the heat-insulating effect is not ideal;

2. although the existing fireproof flame-retardant high-temperature-resistant cable can meet certain flame-retardant high-temperature-resistant effect when in use, the cable is insufficient in compression resistance and tensile resistance, and the damage probability is larger after long-time use.

Therefore, there is a need for improvement of the prior art to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire-retardant high temperature resistant cable of preventing fires to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fire-retardant high temperature resistant cable of fire prevention, includes the rubber protective sheath, the outside cover of rubber protective sheath has the thermal-insulated cover of dismantling, the inboard cover of rubber protective sheath has interior fire-retardant tin cover, and the inboard cover of interior fire-retardant tin cover has interior thermal-insulated cover, the inside packing of interior thermal-insulated cover has the resistance to compression filling layer, the central point department of resistance to compression filling layer is equipped with interior reinforcement core, the outside distribution of interior reinforcement core has five internal insulation cover, and the internally mounted of internal insulation cover has the cable core.

Preferably, can dismantle the heat insulating sleeve and include the wear-resisting cover of surface, the inner wall of wear-resisting cover is equipped with the buffering sleeve, and the inside evenly distributed of buffering sleeve has the buffering strip, and the inboard cover of buffering sleeve has the cotton intermediate layer of thermal-insulated plastics, the surface cover of rubber protective sheath has the high temperature resistant plastic-coated layer that closely laminates with the cotton intermediate layer of thermal-insulated plastics.

Preferably, the anti-compression filling layers between the inner insulating sleeves are internally provided with flame-retardant separation strips.

Preferably, the inner side of the inner heat insulation sleeve is sleeved with a compression-resistant sleeve, and cylindrical plastic reinforcing ribs are distributed on the inner side of the compression-resistant sleeve at equal intervals.

Preferably, the outer side of the cable core is sleeved with a cable protective sleeve, and the cable core is internally provided with a hinged metal conductor.

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

1. this fire-retardant high temperature resistant cable of fire prevention has set up the detachable radiation shield sleeve that has the cotton interbedded of thermal-insulated plastics, and then can directly establish the cable outside at the higher region of temperature with the detachable radiation shield sleeve under the extreme high temperature condition, and this mode is swift effective, and can carry out abundant protection to the cable, can dismantle when can not using simultaneously, and then improved the practicality.

2. This fire-retardant high temperature resistant cable of fire prevention adopts five groups of cable cores to guarantee the crushing resistance of cable around the mode that interior reinforcement core distributes, and the resistance to compression filling layer and the resistance to compression cover that the cooperation set up can decompose external pressure to carry out the resistance to compression protection to the cable, the tensile strength ability of cable can be guaranteed to the plastics strengthening rib strip that sets up in addition, and then has reduced the long-time probability that takes place to damage of using of cable.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a diagram of the wrapping state of the present invention;

fig. 3 is a perspective view of the present invention.

In the figure: 1. a high-temperature resistant plastic coating layer; 2. a rubber protective sleeve; 3. an inner flame-retardant tin sleeve; 4. an inner heat insulation sleeve; 5. a compression-resistant sleeve; 6. plastic reinforcing ribs; 7. a compression-resistant filling layer; 8. an inner insulating sleeve; 9. a flame retardant parting strip; 10. a cable protective sheath; 11. an inner reinforcement core; 12. a cable core; 13. a metal conductor; 14. the heat insulation sleeve can be disassembled; 1401. a wear-resistant sleeve; 1402. a buffer sleeve; 1403. a heat-insulating plastic cotton interlayer; 1404. a buffer strip.

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. 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a fireproof flame-retardant high-temperature-resistant cable comprises a rubber protective sleeve 2, wherein a detachable heat insulation sleeve 14 is sleeved on the outer side of the rubber protective sleeve 2, an inner flame-retardant tin sleeve 3 is sleeved on the inner side of the rubber protective sleeve 2, an inner heat insulation sleeve 4 is sleeved on the inner side of the inner flame-retardant tin sleeve 3, the detachable heat insulation sleeve 14 can be detached as required, so that heat insulation protection is performed at extreme temperature, the inner flame-retardant tin sleeve 3 can play a flame-retardant role, the inner heat insulation sleeve 4 ensures the heat insulation effect of the cable and further ensures the high-temperature-resistant function, a compression-resistant filling layer 7 is filled in the inner heat insulation sleeve 4, an inner reinforcing core 11 is arranged in the central position of the compression-resistant filling layer 7, five groups of inner insulation sleeves 8 are distributed on the outer side of the inner reinforcing core 11, a cable core 12 is installed in the inner insulation sleeve 8, the compression-resistant filling layer 7 and the inner reinforcing core 11 can ensure the, the cable core 12 may transmit electrical energy.

Further, can dismantle the heat insulating sleeve 14 and include the wear-resisting cover 1401 of surface, the inner wall of wear-resisting cover 1401 is equipped with buffering sleeve 1402, and the inside evenly distributed of buffering sleeve 1402 has buffering strip 1404, the inboard cover of buffering sleeve 1402 has the cotton intermediate layer 1403 of thermal-insulated plastics, the surface cover of rubber protective sheath 2 has the high temperature resistant plastic-coated layer 1 of closely laminating with the cotton intermediate layer 1403 of thermal-insulated plastics, in the embodiment, wear-resisting cover 1401 can play wear-resisting effect, the buffering effect that can dismantle heat insulating sleeve 14 can be guaranteed to buffering sleeve 1402 that is equipped with buffering strip 1404, and then increase the protection effect that can dismantle heat insulating sleeve 14, the cotton intermediate layer 1403 of thermal-insulated plastics can play thermal-insulated effect, high temperature resistant plastic-coated layer 1 can guarantee the high temperature resistant effect.

Furthermore, the flame-retardant separation strips 9 are arranged in the compression-resistant filling layer 7 between the inner insulating sleeves 8, in the embodiment, the flame-retardant separation strips 9 can separate the cable cores 12, and can achieve the effects of insulation and flame retardance, so that the flame-retardant effect of the cable is further improved.

Furthermore, the inner side of the inner heat insulation sleeve 4 is sleeved with a compression-resistant sleeve 5, and cylindrical plastic reinforcing ribs 6 are distributed on the inner side of the compression-resistant sleeve 5 at equal intervals, in the embodiment, the compression-resistant sleeve 5 with the plastic reinforcing ribs 6 can improve the overall compression-resistant and tensile-resistant effects of the cable.

Further, the outside cover of cable core 12 has cable protective sheath 10, and the inside of cable core 12 is equipped with articulated metallic conductor 13, and in the embodiment, cable protective sheath 10 can protect cable core 12, and metallic conductor 13 can realize electrically conductive function.

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. The utility model provides a fire-retardant high temperature resistant cable of fire prevention, includes rubber protective sheath (2), its characterized in that: the outer side cover of rubber protective sheath (2) has detachable heat insulating sleeve (14), the inboard cover of rubber protective sheath (2) has interior fire-retardant tin cover (3), and the inboard cover of interior fire-retardant tin cover (3) has interior heat insulating sleeve (4), the inside packing of interior heat insulating sleeve (4) has resistance to compression filling layer (7), the central point department of resistance to compression filling layer (7) is equipped with interior enhancement core (11), the outside distribution of interior enhancement core (11) has five internal insulation cover (8), and the internally mounted of internal insulation cover (8) has cable core (12).

2. The fire-proof flame-retardant high-temperature-resistant cable according to claim 1, characterized in that: the detachable heat insulation sleeve (14) comprises a wear-resistant sleeve (1401) on the outer surface, the inner wall of the wear-resistant sleeve (1401) is provided with a buffer sleeve (1402), buffer strips (1404) are uniformly distributed in the buffer sleeve (1402), a heat insulation plastic cotton interlayer (1403) is sleeved on the inner side of the buffer sleeve (1402), and a high-temperature-resistant plastic coating layer (1) tightly attached to the heat insulation plastic cotton interlayer (1403) is sleeved on the outer surface of the rubber protective sleeve (2).

3. The fire-proof flame-retardant high-temperature-resistant cable according to claim 1, characterized in that: and flame-retardant separation strips (9) are arranged in the compression-resistant filling layer (7) between the inner insulating sleeves (8).

4. The fire-proof flame-retardant high-temperature-resistant cable according to claim 1, characterized in that: the inner side of the inner heat insulation sleeve (4) is sleeved with a pressure resistant sleeve (5), and cylindrical plastic reinforcing ribs (6) are distributed on the inner side of the pressure resistant sleeve (5) at equal intervals.

5. The fire-proof flame-retardant high-temperature-resistant cable according to claim 1, characterized in that: the outside cover of cable core (12) has cable protective sheath (10), and the inside of cable core (12) is equipped with articulated metallic conductor (13).