CN219180255U

CN219180255U - Ceramic fireproof cable

Info

Publication number: CN219180255U
Application number: CN202223210986.4U
Authority: CN
Inventors: 洪亮
Original assignee: Dongguan Zhongzhen New Energy Technology Co ltd
Current assignee: Dongguan Zhongzhen New Energy Technology Co ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-06-13
Anticipated expiration: 2032-12-01

Abstract

The utility model discloses a ceramic fireproof cable, which particularly relates to the technical field of cables, and comprises four groups of cable cores, wherein the outer end of each group of cable cores is provided with an insulating sleeve, elastic reinforcing pipes are arranged among the four insulating sleeves, the inner ends of the elastic reinforcing pipes are fixedly provided with air bag pipes, fire extinguishing dry powder is stored in the air bag pipes, the outer ends of the elastic reinforcing pipes are fixedly provided with four elastic reinforcing plates, the outer ends of the elastic reinforcing pipes are provided with a plurality of first communication holes penetrating through the elastic reinforcing pipes, and the inner ends of the elastic reinforcing plates are provided with a plurality of second communication holes penetrating through the elastic reinforcing plates. According to the utility model, the air bag pipe with the high-pressure fire extinguishing dry powder is arranged in the elastic reinforcing pipe, so that flame can be extinguished directly through the sprayed dry powder when the cable encounters open fire, the situation that the flame spreads along the cable is avoided, the situation that fire is caused by the cable firing is further reduced, loss is reduced, and the use safety is higher.

Description

Ceramic fireproof cable

Technical Field

The utility model relates to the technical field of cables, in particular to a ceramic fireproof cable.

Background

Wire and cable are wire products used to transmit electrical (magnetic) energy, information and to effect electromagnetic energy conversion. The broad sense of electric wire and cable is also simply referred to as cable, and the narrow sense of cable is referred to as insulated cable, which can be defined as: an aggregate consisting of; one or more insulated cores, and the respective coatings, total protective layers and outer protective layers that they may have, may also have additional uninsulated conductors.

At present, when the cable is actually used, in order to enhance the fireproof performance, the outer sheath made of fireproof materials is mostly used for protecting the cable, so that the high temperature resistance and the fireproof performance of the cable are greatly enhanced, but when the cable encounters open fire, the cable is easily ignited by a fire source, and thus the fire can spread along the cable to form an electric fire, and the cable is easy to cause danger to people and has larger loss.

Therefore, it is necessary to invent a ceramic fire-resistant cable to solve the above problems.

Disclosure of Invention

The utility model aims to provide a ceramic fireproof cable, which can extinguish flame by arranging an air bag pipe with high-pressure fire extinguishing dry powder in an elastic reinforcing pipe, and directly spraying the dry powder to extinguish the flame when the cable encounters open fire, so that the situation that the flame spreads along the cable is avoided, the situation that the fire is caused by the cable firing is reduced, the loss is reduced, and the use safety is higher, so as to solve the defects in the technology.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a pottery fireproof cable, includes four cable cores of group, every group the cable core outer end all is equipped with insulating cover, four be equipped with the elasticity enhancement pipe between the insulating cover, all circumscribe between elasticity enhancement pipe outer end and the four insulating cover outer ends, elasticity enhancement pipe inner is fixed to be equipped with the gasbag pipe, the inside dry powder that puts out a fire of storing of gasbag pipe, elasticity enhancement pipe outer end is fixed to be equipped with four elasticity reinforcing plates, crisscross distribution between elasticity reinforcing plate and the insulating cover, a plurality of first communication holes that run through elasticity reinforcing pipe have been seted up to elasticity enhancement pipe outer end, a plurality of second intercommunications that run through elasticity reinforcing plate have been seted up to elasticity reinforcing plate inner, the second intercommunicating pore is established in the first communication hole outside and is linked together with first communication hole is inside.

Preferably, the top end of the air bag tube is fixedly provided with an air charging tube, the bottom end of the air charging tube penetrates through the top end of the air bag tube and is communicated with the inside of the air bag tube, the air charging tube is fixedly provided with a one-way valve, and the one-way valve is arranged inside the air bag tube and is convenient for charging high-pressure gas into the air bag tube.

Preferably, the insulating sleeve and the outer side of the elastic reinforcing plate are provided with an inner sheath, a filling layer is arranged among the insulating sleeve, the elastic reinforcing pipe, the elastic reinforcing plate and the inner sheath, and the inner sheath is made of a ceramic silicon rubber material, so that the cable is convenient to protect the cable, and the cable is good in high temperature resistance and fireproof performance.

Preferably, the outer end of the inner sheath is provided with an armor layer, and the armor layer is formed by weaving metal wire materials, so that the strength of the cable can be enhanced.

Preferably, the outer end of the armor layer is provided with an outer sheath, and the outer sheath is made of low-smoke nontoxic plastic materials, so that the outer end of the cable is protected conveniently, and the cable is environment-friendly.

In the technical scheme, the utility model has the technical effects and advantages that:

1. through setting up the gasbag pipe with high-pressure fire extinguishing dry powder in the elasticity enhancement pipe, can directly extinguish the flame through the dry powder of blowout when the cable meets the naked light, have avoided the flame to spread along the situation that the cable appears, and then has reduced the situation that fires because of the cable fires and appears, has reduced the loss, the safety in utilization is higher;

2. through setting up elasticity stiffening tube and four elasticity reinforcing plates for the bulk strength of cable is higher, the effectual tear resistance that improves the cable can, has prolonged the life of cable.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the overall perspective cross-sectional structure of the present utility model;

FIG. 3 is a schematic view of a partial perspective cutaway structure of an air bag tube of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;

fig. 5 is a schematic perspective sectional view of the elastic reinforcing tube and the elastic reinforcing plate of the present utility model.

Reference numerals illustrate:

1. a cable core; 2. an insulating sleeve; 3. an elastic reinforcing tube; 4. an air bag tube; 5. an elastic reinforcing plate; 6. a first communication hole; 7. a second communication hole; 8. an inflation tube; 9. a one-way valve; 10. an inner sheath; 11. a filling layer; 12. an armor layer; 13. an outer sheath.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The utility model provides a ceramic fireproof cable as shown in figures 1-5, which comprises four groups of cable cores 1, wherein insulating sleeves 2 are arranged at the outer ends of each group of cable cores 1, elastic reinforcing pipes 3 are arranged between the four insulating sleeves 2, the outer ends of the elastic reinforcing pipes 3 and the outer ends of the four insulating sleeves 2 are circumscribed, air bag pipes 4 are fixedly arranged at the inner ends of the elastic reinforcing pipes 3, fire extinguishing dry powder is stored in the air bag pipes 4, four elastic reinforcing plates 5 are fixedly arranged at the outer ends of the elastic reinforcing pipes 3, the elastic reinforcing plates 5 and the insulating sleeves 2 are distributed in a staggered manner, the overall strength of the cable is higher due to the elastic reinforcing pipes 3 and the four elastic reinforcing plates 5, the tear resistance of the cable is effectively improved, the service life of the cable is prolonged, a plurality of first communication holes 6 penetrating through the elastic reinforcing pipes 3 are formed at the outer ends of the elastic reinforcing pipes 3, a plurality of second communication holes 7 penetrating through the elastic reinforcing plates 5 are formed at the inner ends of the elastic reinforcing plates 5, and the second communication holes 7 are formed at the outer sides of the first communication holes 6 and are communicated with the inner parts of the first communication holes 6.

The top end of the air bag tube 4 is fixedly provided with an air inflation tube 8, the bottom end of the air inflation tube 8 penetrates through the top end of the air bag tube 4 and is communicated with the inside of the air bag tube 4, the air inflation tube 8 is fixedly provided with a one-way valve 9, and the one-way valve 9 is arranged inside the air bag tube 4.

The insulating sleeve 2 and the outside of the elastic reinforcing plate 5 are provided with an inner sheath 10, a filling layer 11 is arranged among the insulating sleeve 2, the elastic reinforcing pipe 3, the elastic reinforcing plate 5 and the inner sheath 10, the inner sheath 10 is made of a ceramic silicon rubber material, the outer end of the inner sheath 10 is provided with an armor layer 12, the armor layer 12 is formed by weaving a metal wire material, the outer end of the armor layer 12 is provided with an outer sheath 13, and the outer sheath 13 is made of a low-smoke nontoxic plastic material, so that the cable can be protected conveniently.

When a cable encounters open fire, the inner sheath 10 made of ceramic silicone rubber material can block flame, when the flame is larger, the flame burns through the inner sheath 10, the flame can burn to the outer end of the air bag tube 4 along the inner parts of the second communication hole 7 and the first communication hole 6, the air bag tube 4 can be burned, fire extinguishing dry powder can be sprayed out from the opening and the first communication hole 6 and the second communication hole 7 under the drive of high-pressure gas, the sprayed fire extinguishing dry powder can extinguish the open fire, so that the fire can be prevented from spreading along the cable, the air bag tube 4 with the high-pressure fire extinguishing dry powder is arranged in the elastic reinforcing tube 3, the flame can be extinguished directly through sprayed dry powder when the cable is in open fire, the situation that the flame spreads along the cable is avoided, further, the situation that the cable fires causes the fire is reduced, the loss is reduced, the use safety is higher, the embodiment particularly solves the problem that the cable existing in the prior art is in actual use, in order to strengthen the performance of the cable, the cable is high, the cable is easy to fire, and the cable is easy to spread, and the fire is easy to fire, and the fire is easy to spread because the cable is greatly fire.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. The utility model provides a pottery fireproof cable, includes four group's cable cores (1), its characterized in that: every group cable core (1) outer end all is equipped with insulating cover (2), four be equipped with elasticity enhancement pipe (3) between insulating cover (2), all circumscribe between elasticity enhancement pipe (3) outer end and the four insulating cover (2) outer ends, elasticity enhancement pipe (3) inner is fixed to be equipped with gasbag pipe (4), gasbag pipe (4) inside storage has fire extinguishing dry powder, elasticity enhancement pipe (3) outer end is fixed to be equipped with four elasticity reinforcing plates (5), crisscross distribution between elasticity reinforcing plates (5) and insulating cover (2), a plurality of first communication holes (6) that run through elasticity reinforcing plates (3) are seted up to elasticity enhancement pipe (3) outer end, a plurality of second communication holes (7) that run through elasticity reinforcing plates (5) are seted up to elasticity reinforcing plates (5) inner, second communication holes (7) are established in first communication hole (6) outside and are linked together with inside of first communication hole (6).

2. A ceramifiable fireproof cable according to claim 1, wherein: the air bag is characterized in that an air inflation tube (8) is fixedly arranged at the top end of the air bag tube (4), the bottom end of the air inflation tube (8) penetrates through the top end of the air bag tube (4) and is communicated with the inside of the air bag tube (4), a one-way valve (9) is fixedly arranged on the air inflation tube (8), and the one-way valve (9) is arranged inside the air bag tube (4).

3. A ceramifiable fireproof cable according to claim 1, wherein: the insulating sleeve (2) and the outer side of the elastic reinforcing plate (5) are provided with an inner sheath (10), a filling layer (11) is arranged among the insulating sleeve (2), the elastic reinforcing pipe (3), the elastic reinforcing plate (5) and the inner sheath (10), and the inner sheath (10) is made of a ceramic silicon rubber material.

4. A ceramified fire-resistant cable according to claim 3, wherein: the outer end of the inner sheath (10) is provided with an armor layer (12), and the armor layer (12) is formed by weaving metal wire materials.

5. A ceramifiable fireproof cable according to claim 4, wherein: the outer end of the armor layer (12) is provided with an outer sheath (13), and the outer sheath (13) is made of a low-smoke nontoxic plastic material.