CN210073426U

CN210073426U - Improved fire-resistant special control cable

Info

Publication number: CN210073426U
Application number: CN201921478497.2U
Authority: CN
Inventors: 李俊; 周祥云
Original assignee: Jiangsu Tongde Cable Electric Co Ltd
Current assignee: Jiangsu Tongde Cable Electric Co Ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-02-14
Anticipated expiration: 2029-09-06

Abstract

The utility model provides an improved fire-resistant special control cable, which relates to the technical field of cables and comprises six copper wires, wherein the outer wall of each copper wire is wrapped with an insulating layer, the outer part of the insulating layer is sleeved with a sheath, a baffle is arranged in the sheath and between the insulating layers, fire-resistant particles are filled between the baffles, the outer wall of the sheath is sleeved with a shielding layer, the copper wires are respectively isolated by the baffle and the fire-resistant particles, the copper wires can be sealed when a fire disaster occurs, the influence on the surrounding copper wires is reduced, the heat generated by the copper wires can be discharged by a silica gel heat conduction layer through a silica gel heat conduction rod, the heat dissipation effect is improved, the probability of the fire disaster is reduced, the wear-resistant sleeve improves the wear resistance of the fire-resistant outer barrel, and can be wrapped and fixed by moving the wear-resistant sleeve when the outer wall of the fire-resistant outer, avoiding the enlargement of the damaged part and facilitating the continuous use.

Description

Improved fire-resistant special control cable

Technical Field

The utility model relates to the technical field of cables, specifically be a fire-resistant special type control cable of improved generation.

Background

The cable is generally a cable similar to a rope and formed by twisting a plurality of or a plurality of groups of leads (at least two leads in each group), each group of leads is insulated from each other and is usually twisted around a center, a high-insulation covering layer is wrapped outside the whole cable, the leads can generate a large amount of heat and cause the temperature of the cable to rise in the working process of the cable, the temperature of the cable can directly cause the cable to catch fire, and once the fire happens, the cable can cause great safety hazards to the life and property of people.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a fire-resistant special control cable of improved generation has solved cable work and has easily heaied up and be on fire, influences people's life and property safety's problem.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an improved generation fire-resistant special type control cable, includes six copper lines, the outer wall parcel of copper line has the insulating layer, the sheath has been cup jointed to the outside of insulating layer, the inside of sheath just is located and installs the baffle between the insulating layer, it has fire-resistant granule to fill between the baffle, the outer wall of sheath has cup jointed the shielding layer, the outer wall of shielding layer bonds has the rubber pole of annular array, the outer wall of shielding layer has cup jointed fire-resistant overcoat, and the inner wall of fire-resistant overcoat bonds with the outer wall of rubber pole, the outer wall of insulating layer has cup jointed the silica gel heat-conducting layer, the lateral wall of silica gel heat-conducting layer is connected with the silica gel heat-conducting rod, and the tip of silica.

Further, the outer wall of the fire-resistant outer sleeve is sleeved with a wear-resistant sleeve, the side wall of the wear-resistant sleeve is in threaded connection with a screw rod, the outer end of the screw rod is connected with a rotating block, and the other end of the screw rod extends to the inside of the wear-resistant sleeve and is connected with a pressing plate.

Furthermore, the outer wall of the rotating block is fixed with a semi-annular connecting block, and a connecting rope is bound between the two connecting blocks.

Furthermore, the outer wall of the wear-resistant sleeve is provided with a groove, and the groove is matched with the rotating block.

Further, a reinforcing net 7 is fixed on the inner wall of the fire-resistant outer sleeve, and the reinforcing net 7 is connected with the rubber rod 7.

(III) advantageous effects

The utility model provides a fire-resistant special type control cable of improved generation. The method has the following beneficial effects:

1. this fire-resistant special control cable of improved generation, baffle and fire-resistant granule are isolated with the copper line respectively, can seal it when playing the conflagration, reduce the influence to copper line on every side, have also reduced the intensity of a fire, and the silica gel heat-conducting layer can pass through the silica gel heat-conducting rod with the heat that the copper line produced and discharge, improves its radiating effect, reduces the probability that the conflagration produced.

2. This fire-resistant special control cable of improved generation, wear-resisting cover improve the wearability of fire-resistant urceolus, and it can be fixed with its parcel to remove wear-resisting cover when the outer wall of fire-resistant urceolus produces the gap, avoids the expansion of damaged department, and the convenience continues to use.

Drawings

FIG. 1 is a schematic view of the interior of the fire resistant outer jacket of the present invention;

FIG. 2 is a schematic view of the wear-resistant sleeve of the present invention connected to the outer fire-resistant sleeve;

fig. 3 is a schematic view of the wear-resistant sleeve of the present invention.

In the figure: 1 copper line, 2 insulating layers, 3 sheaths, 4 baffles, 5 fire-resistant particles, 6 shielding layers, 7 rubber rods, 8 fire-resistant jackets, 9 silica gel heat-conducting layers, 10 silica gel heat-conducting rods, 11 wear-resistant sleeves, 12 screw rods, 13 rotating blocks, 14 connecting blocks, 15 grooves, 16 abutting plates, 17 reinforcing nets and 18 connecting ropes.

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.

The embodiment of the utility model provides an improved generation fire-resistant special type control cable, as shown in figure 1-3, including six copper lines 1, the outer wall of copper line 1 is wrapped up with insulating layer 2, the outside of insulating layer 2 is cup jointed with sheath 3, install baffle 4 inside sheath 3 and between insulating layer 2, it has fire-resistant granule 5 to fill between baffle 4, the outer wall of sheath 3 is cup jointed with shielding layer 6, the outer wall of shielding layer 6 is bonded with annular array's rubber pole 7, the outer wall of shielding layer 6 is cup jointed with fire-resistant overcoat 8, and the inner wall of fire-resistant overcoat 8 is bonded with the outer wall of rubber pole 7, the outer wall of insulating layer 2 is cup jointed with silica gel heat-conducting layer 9, the lateral wall of silica gel heat-conducting layer 9 is connected with silica gel heat-conducting rod 10, and the tip of silica gel heat-conducting rod 10 extends to the outer wall of fire-resistant overcoat 8, copper line 1 separates, simultaneously fire-resistant granule 5 is filled in the outside of copper line 1, can seal it when playing the conflagration, reduces the influence to copper line 1 on every side, has installed rubber pole 7 between shielding layer 6 and the fire-resistant overcoat 8, makes this cable possess certain flexibility, the effectual compressive strength that has improved, silica gel heat-conducting layer 9 can pass through silica gel heat-conducting rod 10 with the heat that copper line 1 produced and discharge, improves its radiating effect, reduces the probability that the conflagration produced.

Wherein, wear-resisting cover 11 has been cup jointed to the outer wall of fire-resistant overcoat 8, wear-resisting cover 11's lateral wall threaded connection has screw rod 12, screw rod 12's outer end is connected with rotatory piece 13, screw rod 12's the other end extends to wear-resisting cover 11's inside and is connected with and supports clamp plate 16, rotatory screw rod 12 can fix wear-resisting cover 11 in the outside of cable, can improve the wearability of fire-resistant urceolus 8, it can be fixed with its parcel to remove wear-resisting cover 11 when fire-resistant urceolus 8's outer wall produces the gap, avoid the expansion of damaged department.

Wherein, the outer wall of rotatory piece 13 is fixed with semicircular connecting block 14, and the ligature has the connection rope 18 between two connecting blocks 14, fixes two wear-resisting cover 11 respectively in the both sides in gap and ligature connection rope 18, can play fixed effect with crack department, makes cable sustainable use.

Wherein, wear-resisting cover 11's outer wall is seted up flutedly 15, and recess 15 and rotatory piece 13 looks adaptation avoid rotatory piece 13 to influence the rolling of cable.

Wherein, the inner wall of the fire-resistant outer sleeve 8 is fixed with a reinforcing net 17, and the reinforcing net 17 is connected with the rubber rod 7, thereby improving the strength of the cable.

The working principle is as follows: during the use, copper line 1 separates it through baffle 4, the heat that produces when can avoiding transmission signal influences each other, refractory particle 5 fills in the outside of copper line 1 simultaneously, can seal it when playing the conflagration, reduce the influence to copper line on every side, rubber pole 7 has been installed between shielding layer 6 and the fire-resistant overcoat 8, make this cable possess certain flexibility, the effectual compressive strength that has improved, silica gel heat-conducting layer 9 can pass through silica gel heat-conducting rod 10 with the heat that copper line 1 produced and discharge, improve its radiating effect, reduce the probability that the conflagration produced, rotatory screw rod 12 can fix wear-resisting cover 11 in the outside of cable, can improve the wearability of fire-resisting urceolus 8, it can be fixed with its parcel to remove wear-resisting cover 11 when the outer wall of fire-resisting urceolus 8 produces the gap, avoid the expansion of damaged department.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an improved generation fire-resistant special type control cable, its characterized in that includes six copper lines (1), the outer wall parcel of copper line (1) has insulating layer (2), sheath (3) have been cup jointed to the outside of insulating layer (2), baffle (4) are installed to the inside of sheath (3) and lie in between insulating layer (2), it has fire-resistant granule (5) to fill between baffle (4), the outer wall of sheath (3) has cup jointed shielding layer (6), the outer wall of shielding layer (6) bonds rubber pole (7) of annular array, the outer wall of shielding layer (6) has cup jointed fire-resistant overcoat (8), and the inner wall of fire-resistant overcoat (8) bonds with the outer wall of rubber pole (7), the outer wall of insulating layer (2) has cup jointed silica gel heat-conducting layer (9), the lateral wall of silica gel heat-conducting layer (9) is connected with silica gel heat-conducting rod (10), and the end part of the silica gel heat conducting rod (10) extends to the outer wall of the fireproof outer sleeve (8).

2. The improved fire-resistant specialty control cable of claim 1, wherein: the outer wall of fire-resistant overcoat (8) has cup jointed wear-resisting cover (11), the lateral wall threaded connection of wear-resisting cover (11) has screw rod (12), the outer end of screw rod (12) is connected with rotatory piece (13), the other end of screw rod (12) extends to the inside of wear-resisting cover (11) and is connected with and supports clamp plate (16).

3. The improved fire-resistant specialty control cable of claim 2, wherein: the outer wall of the rotating block (13) is fixedly provided with a semi-annular connecting block (14), and a connecting rope (18) is bound between the two connecting blocks (14).

4. The improved fire-resistant specialty control cable of claim 2, wherein: the outer wall of the wear-resistant sleeve (11) is provided with a groove (15), and the groove (15) is matched with the rotating block (13).

5. The improved fire-resistant specialty control cable of claim 1, wherein: and a reinforcing net (17) is fixed on the inner wall of the fire-resistant outer sleeve (8), and the reinforcing net (17) is connected with the rubber rod (7).