CN109742700B - Cable with improved insulation - Google Patents
Cable with improved insulation Download PDFInfo
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- CN109742700B CN109742700B CN201910167135.XA CN201910167135A CN109742700B CN 109742700 B CN109742700 B CN 109742700B CN 201910167135 A CN201910167135 A CN 201910167135A CN 109742700 B CN109742700 B CN 109742700B
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- air suction
- cable
- pipe
- air
- sealing
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Abstract
The invention discloses a cable, which comprises a wiring pipe, wherein a sealed wiring cavity is arranged in the wiring pipe, the two sides of the wiring cavity are sealed and are reserved with small outlet holes, the cable is arranged in the wiring cavity and is discharged from the small outlet holes, the outer layer of the cable penetrates through the small outlet holes in a sealing manner, more than one air suction part is fixedly bonded on the inner wall of the wiring cavity in a circle around the wiring cavity, an expansion part is arranged on the outer wall surface of the cable, which is opposite to each air suction part, an air suction pipe is arranged between the corresponding expansion part and the air suction part, one end of the air suction pipe is inserted into the air suction part, and the expansion part is connected with the air suction part through the air. The cable has good shock resistance and protection capability, can be applied to various fields, and can utilize a heat source to evacuate air in a wiring pipe when short circuit fires, block the conditions of combustion fire and improve the safety.
Description
Technical Field
The invention relates to the field of cables, in particular to a cable.
Background
Cable wiring is in many fields, the transmission life of cable has been decided to the arrangement environment of cable, therefore, the installation environment of cable must be reliable, must have performances such as anti-shear, resistance to compression, fire-resistant, when the cable uses, the cable can burn the inside cable of wiring when meetting the condition such as conflagration, short circuit, the fire resistance of cable is relatively poor, when receiving the shearing, the cable is very easily cut off, life reduces, and the shock resistance of cable, the compressive capacity is also relatively poor, traditional cable wiring mode obviously can not use in each occasion.
Disclosure of Invention
The invention aims to provide a cable, which can effectively overcome a plurality of defects in the prior art, can be applied to various occasions, and has more flexible use and longer service life.
The invention is realized by the following technical scheme: the utility model provides a cable, includes a wiring pipe, and the inside of wiring pipe has a sealed wiring chamber, the both sides in wiring chamber are all sealed and are reserved and have the aperture of being qualified for the next round of competitions, and the cable sets up in the wiring chamber and discharges from the aperture of being qualified for the next round of competitions, and the outer sealing of cable passes the aperture of being qualified for the next round of competitions, wiring intracavity wall encircles the fixed more than one suction unit that bonds in wiring chamber round, all being provided with an inflation portion on the outer wall of cable just facing every suction unit, being equipped with an breathing pipe between corresponding inflation portion and the suction unit, breathing pipe one end inserts the suction unit, and the breathing pipe is connected inflation portion.
According to a preferable technical scheme, a sealing shaft sleeve is arranged on one side, opposite to the expansion part, of the air suction part, a sealing channel with two open ends is arranged inside the sealing shaft sleeve, an air suction cavity is arranged inside the air suction part, the sealing channel is communicated with the air suction cavity, and the air suction pipe penetrates through the sealing channel and extends into the air suction cavity.
Preferably, the outer wall of the air suction pipe is in sealing contact with the inner wall of the sealing channel, the air suction pipe is a rubber pipe, and the sealing channel is sealed by the air suction pipe.
According to the preferable technical scheme, an air guide port is formed in one side, extending into an air suction cavity, of an air suction pipe, an air inlet guide pipe with a one-way air inlet valve is arranged at the extending end of the outer portion of the air suction pipe, and the air guide port extends into a sealing channel and is sealed through the inner wall of a sealing shaft sleeve.
Preferably, at least one of the air suction parts is made of a rubber material having a strain recovery capability, and the air in the air suction chamber is pushed out and sealed by the air suction pipe.
Preferably, the expansion part is internally provided with a closed gas storage cavity, gas is stored in the gas storage cavity, and the whole expansion part is made of an elastic rubber material.
As the preferred technical scheme, glue is applied to the space between the outer wall of the cable and the inner wall of the small outlet hole for sealing.
Preferably, the wiring pipe is provided with more than one small ventilation holes at two sides close to the air suction part, and the small ventilation holes are sealed after the air suction part is expanded.
The invention has the beneficial effects that: the cable is suspended and supported by the soft expansion parts, so that the shock resistance is very good, the outer wall of the cable is wrapped by the expansion parts, the cable is better protected, and the protection performance is very good;
when the cable is overheated to the limit position, the expansion part can be expanded, and then each air suction part is conducted, so that air suction in the wiring cavity is realized, the combustion condition of flame is blocked, and better fireproof performance is achieved.
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 following description 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 view of the overall structure of the present invention;
FIG. 2 is a schematic view showing the internal structure of the expansion part of the present invention before it is conducted to the suction part;
FIG. 3 is a schematic view of the internal structure of the inflation unit and the air intake unit after they are connected.
Detailed Description
As shown in fig. 1 and 2, a cable comprises a wiring pipe 2, a sealed wiring cavity 3 is arranged inside the wiring pipe 2, two sides of the wiring cavity 3 are sealed and reserved with small outlet holes, a cable 7 is arranged in the wiring cavity 3 and is discharged from the small outlet holes, the outer layer of the cable 7 penetrates through the small outlet holes in a sealed mode, more than one air suction part 1 is fixedly bonded on the inner wall of the wiring cavity 3 in a circle around the wiring cavity, an expansion part 8 is arranged on the outer wall surface of the cable 7 and faces each air suction part 1, an air suction pipe 5 is arranged between the corresponding expansion part 8 and the air suction part 1, one end of the air suction pipe 5 is inserted into the air suction part 1, and the expansion part 8 is connected with the air suction part 1 through the air suction pipe 5.
As shown in fig. 2, a sealing shaft sleeve 4 is disposed on one side of the air suction part 5 opposite to the expansion part 8, a sealing channel with two open ends is disposed inside the sealing shaft sleeve 4, an air suction cavity 11 is disposed inside the air suction part 5, the sealing channel is communicated with the air suction cavity, and the air suction pipe 5 penetrates through the sealing channel and extends into the air suction cavity 11.
The outer wall of the air suction pipe 5 is in sealing contact with the inner wall of the sealing channel, the air suction pipe 5 is a rubber pipe, the sealing channel is sealed by the air suction pipe 5, in a sealing state, the air suction part is in a compression deformation state, at the moment, the whole wiring cavity is communicated with the outside, and normal heat dissipation can be realized;
in this embodiment, an air guide opening 13 is formed on one side of the air suction pipe 5 extending into the air suction cavity, an air inlet guide pipe 6 with a one-way air inlet valve is arranged on the outer extending end of the air suction pipe 5, and the air guide opening 13 extends into the sealing channel and is sealed through the inner wall of the sealing shaft sleeve 4.
When the cable is overheated, and when arriving the combustion state soon, the inside gaseous continuous inflation of inflation portion, inflation portion can drive the breathing pipe and remove towards breathing in intracavity portion, finally make the gas guide mouth stretch into in breathing in the intracavity, the breathing pipe switches on the portion of breathing in this moment, at this moment, the portion of breathing in is for recovering deformation, can follow the pipe that admits air and inhale a large amount of gas, and then take out the gas of wiring intracavity, owing to set up one-way admission valve, consequently, can effectively prevent the backward flow of gas, block gaseous fluid, and then block flame burning's regulation, as shown in figure 3.
In this embodiment, more than one air suction part 1 is made of rubber material with deformation recovery capability, the air in the air suction cavity 11 is extruded and sealed through the air suction pipe, the inside of the expansion part is provided with a closed air storage cavity 12, the air storage body is stored in the air storage cavity 12, the whole expansion part is made of elastic rubber material, the expansion rate of the air when heated is large, and therefore when enough heat is reached, the expansion part expands to the limit position, and at the moment, the air guide port can be conducted.
Wherein, beat the gluey water-tight seal between the outer wall of cable 7 and the aperture inner wall of being qualified for the next round of competitions, guarantee the leakproofness after blocking the air, the both sides that are close to the pars of breathing in on the wiring pipe are provided with more than one ventilative aperture 21 respectively, the sealed ventilative aperture 21 of pars of breathing in inflation back, when the inflation portion does not expand, ventilative aperture switches on, realizes the normal heat dissipation of cable, when the inflation, immediately, the sealed ventilative aperture of horse blocks ventilative aperture, prevents that outside air from passing ventilative aperture and entering into the wiring intracavity.
The invention has the beneficial effects that: the cable is suspended and supported by the soft expansion parts, so that the shock resistance is very good, the outer wall of the cable is wrapped by the expansion parts, the cable is better protected, and the protection performance is very good;
when the cable is overheated to the limit position, the expansion part can be expanded, and then each air suction part is conducted, so that air suction in the wiring cavity is realized, the combustion condition of flame is blocked, and better fireproof performance is achieved.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (6)
1. A cable, characterized by: the cable is arranged in the wiring pipe and is discharged from the small wire outlet holes, the outer layer of the cable penetrates through the small wire outlet holes in a sealing mode, more than one air suction part is fixedly bonded on the inner wall of the wiring cavity in a circle around the wiring cavity, an expansion part is arranged on the outer wall surface of the cable, which faces each air suction part, an air suction pipe is arranged between the corresponding expansion part and the air suction part, one end of the air suction pipe is inserted into the air suction part, and the expansion part is connected with the air suction part through the air suction pipe;
a sealing shaft sleeve is arranged on one side of the air suction part opposite to the expansion part, a sealing channel with two open ends is arranged in the sealing shaft sleeve, an air suction cavity is arranged in the air suction part, the sealing channels are communicated with the air suction cavity, and the air suction pipe penetrates through the sealing channel and extends into the air suction cavity;
the air suction pipe extends into one side of the air suction cavity and is provided with an air guide port, the extending end of the outer part of the air suction pipe is provided with an air inlet guide pipe with a one-way air inlet valve, and the air guide port extends into the sealing channel and is sealed through the inner wall of the sealing shaft sleeve.
2. A cable as claimed in claim 1, wherein: the outer wall of the air suction pipe is in sealing contact with the inner wall of the sealing channel, the air suction pipe is a rubber pipe, and the sealing channel is sealed by the air suction pipe.
3. A cable as claimed in claim 1, wherein: more than one air suction part is made of rubber materials with deformation recovery capability, and air in the air suction cavity is extruded out and sealed through the air suction pipe.
4. A cable as claimed in claim 1, wherein: the inside of inflation portion has a confined gas storage chamber, and the gas storage intracavity stores gas, and whole inflation portion adopts an elastic rubber material to make.
5. A cable as claimed in claim 1, wherein: and glue is applied between the outer wall of the cable and the inner wall of the small outlet hole for sealing.
6. A cable as claimed in claim 1, wherein: the wiring pipe is provided with more than one small ventilation hole on two sides close to the air suction part respectively, and the small ventilation holes are sealed after the air suction part is expanded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910167135.XA CN109742700B (en) | 2019-03-06 | 2019-03-06 | Cable with improved insulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910167135.XA CN109742700B (en) | 2019-03-06 | 2019-03-06 | Cable with improved insulation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109742700A CN109742700A (en) | 2019-05-10 |
| CN109742700B true CN109742700B (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910167135.XA Active CN109742700B (en) | 2019-03-06 | 2019-03-06 | Cable with improved insulation |
Country Status (1)
| Country | Link |
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| CN (1) | CN109742700B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110445066A (en) * | 2019-08-09 | 2019-11-12 | 周健昌 | A kind of multi-thread cable receiving fixator of beaming type |
| CN110580978B (en) * | 2019-09-17 | 2020-12-04 | 磐安县阳丹科技有限公司 | Composite cable |
| CN111477390A (en) * | 2020-04-21 | 2020-07-31 | 卢文杰 | Fireproof cable |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070240896A1 (en) * | 2006-04-17 | 2007-10-18 | Ott Donald C Jr | Protective sleeve assembly having an integral closure member and methods of manufacture and use thereof |
| CN202474730U (en) * | 2012-03-05 | 2012-10-03 | 北京慕成防火绝热特种材料有限公司 | Internally-expandable insulated cable protection pipe |
| WO2016073862A2 (en) * | 2014-11-07 | 2016-05-12 | Cable Components Group, Llc | Compositions for compounding, extrusion and melt processing of foamable and cellular halogen-free polymers |
| CN206977003U (en) * | 2017-05-24 | 2018-02-06 | 浙江阳光装饰工程有限公司 | A kind of pre-buried installation pipe |
| CN206790016U (en) * | 2017-06-05 | 2017-12-22 | 天津新联创科智能技术有限公司 | A kind of electric power line wiring pipe road |
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2019
- 2019-03-06 CN CN201910167135.XA patent/CN109742700B/en active Active
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| CN109742700A (en) | 2019-05-10 |
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Address after: 322000 intellectual property gathering area 204-1, building 2a, science and technology entrepreneurship Park, 968 Xuefeng West Road, Yiwu City, Jinhua City, Zhejiang Province Applicant after: Yiwu danhang Technology Co.,Ltd. Address before: 322000 second floor, No.8, building 8, no.359, Tangxi Road, Jiangdong Street, Yiwu City, Jinhua City, Zhejiang Province Applicant before: Yiwu danhang Technology Co.,Ltd. |
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Effective date of registration: 20201106 Address after: 322000 second floor, No.8, building 8, no.359, Tangxi Road, Jiangdong Street, Yiwu City, Jinhua City, Zhejiang Province Applicant after: Yiwu danhang Technology Co.,Ltd. Address before: 322105 1-495, Dali Village, Ge Shan town, Dongyang, Jinhua, Zhejiang Applicant before: Jiang Rongxin |
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Effective date of registration: 20230607 Address after: 515438 Right side of Xinghua Road end, Xinhu Village Committee, Mianhu Town, Jiexi County, Jieyang, Guangdong Province Patentee after: Guangdong Xiangdali Wire and Cable Co.,Ltd. Address before: 322000 204-1, intellectual property gathering area 2a, building 1, science and Technology Pioneer Park, 968 Xuefeng West Road, Yiwu City, Jinhua City, Zhejiang Province Patentee before: Yiwu danhang Technology Co.,Ltd. |
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