CN110299224A - Fire prevention composite cable - Google Patents
Fire prevention composite cable Download PDFInfo
- Publication number
- CN110299224A CN110299224A CN201910591803.1A CN201910591803A CN110299224A CN 110299224 A CN110299224 A CN 110299224A CN 201910591803 A CN201910591803 A CN 201910591803A CN 110299224 A CN110299224 A CN 110299224A
- Authority
- CN
- China
- Prior art keywords
- cable
- sliding sleeve
- elastic
- cable core
- sliding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1895—Internal space filling-up means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/24—Devices affording localised protection against mechanical force or pressure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
Abstract
The invention discloses a kind of fire prevention composite cables, including cable serving, the inside of cable serving has a cable chamber, it is intracavitary that cable core is set to cable, more than one Elastic Sliding component is equidistantly provided on the cable core, the Elastic Sliding component includes a sliding sleeve and at least two symmetrical elastic components being set to outside sliding sleeve, the sliding sleeve is slided along cable core to be arranged, the same side of the sliding sleeve is provided with the stop collar that a burning point is lower than cable serving, the elastic component has the inclination ejecting force towards stop collar inclination ejection.The present invention is in routine use, using the elastic component of compression as resilient snubber, resistance to compression as cable, which buffers, to be used, and when internal core outer wall has flame, so that stop collar is destroyed, and then using elastic component inclination ejection sliding sleeve, the flame adhered to outside physical removal cable core using sliding sleeve, and play fire-retardant purpose.
Description
Technical field
The present invention relates to a kind of cables, and in particular to a kind of fire prevention composite cable.
Background technique
Cable is a kind of very common power communication transmission device, and structure compares simple, generally comprises outer quilt
Layer and the core wire of inside, the outside of core wire is additionally provided with one layer of inner protective layer, but the general anti-pressure ability of current cable is poor,
After cable serving is pressurized, internal core wire directly bears pressure, causes internal core to squeeze impaired.In addition, it is once internal or
There is flare outside person, flame can be transferred to internal core wire, cause the serving of core wire to burn, at this time if going out not in time
Fire causes whole cable on fire, ultimately causes serious economic loss then flame will continue to transmit.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of fire prevention composite cables, not only have extraordinary resistance to compression
Buffer capacity, and can effectively extinguish flare, increase the fire resistance property of cable entirety, prevents the sprawling of flame.
The present invention is achieved through the following technical solutions: a kind of fire prevention composite cable, including cable serving, cable
The inside of serving has a cable chamber, and it is intracavitary that cable core is set to cable, be equidistantly provided on the cable core one with
On Elastic Sliding component, the Elastic Sliding component include a sliding sleeve and be set to outside sliding sleeve at least two
Symmetrical elastic component, the sliding sleeve is slided along cable core to be arranged, and it is low that the same side of the sliding sleeve is provided with a burning point
In the stop collar of cable serving, the elastic component has the inclination ejecting force towards stop collar inclination ejection.
The elastic component is all made of a collapsible antenna as a preferred technical solution, inside and outside more than one difference
The hollow shaft sleeve of diameter is set with, and a spring is set in each hollow shaft sleeve, and one end of spring and the bottom surface of hollow shaft sleeve are viscous
Connect fixation, the hollow shaft sleeve bottom surface of the other end and insertion is adhesively fixed, and spring ejects the hollow shaft sleeve of insertion outward.
As a preferred technical solution, when stop collar is located at sliding sleeve side, elastic component is perpendicular to cable core.
One end two sides of the elastic component are each provided with first rotational pin, elastic component as a preferred technical solution,
Other end two sides be each provided with second rotational pin, the outside of sliding sleeve, which faces every elastic component and is bonded, is equipped with one
A first engaging lug, is provided with the first pin shaft hole on the first engaging lug, the rotational installation of the first rotational pin in the first pin shaft hole,
Cable serving inner wall faces each first engaging lug and is bonded with corresponding second engaging lug, is respectively provided on the second engaging lug
There is the second pin shaft hole, the second rotational pin is rotatablely installed in the second pin shaft hole.
Second engaging lug is provided with elastic pressuring plate far from stop collar side as a preferred technical solution, elasticity
Tabletting is compressed towards elastic component.
As a preferred technical solution, first engaging lug, the second engaging lug section be in " C " font.
The stop collar is made of cardboard plate as a preferred technical solution, is made into ring structure, is set with
Cable core outside and be adhesively fixed, the sliding sleeve is all made of flame retardant rubber and is made.
Water storage cavity is provided with inside the sliding sleeve as a preferred technical solution, full water, sliding are stored in water storage cavity
Set is intermediate to have a round sliding cavity, and the internal diameter of round sliding cavity is less than the outer diameter 0.1mm of cable core, circle sliding cavity wall
More than one ostium excurrens communicated with water storage cavity is offered, more than one ostium excurrens pass through cable core outer wall face contact
The elastic top power output of sealing, elastic component is greater than the frictional force between sliding sleeve and cable core outside wall surface, the outside wall surface of cable core
One layer of rubber sealant is set, waterproof seal is increased.
The beneficial effects of the present invention are: the present invention uses a kind of hiding fire extinguishing structure, elasticity can be used as when not in use
Bolster potentially acts as extinguishing member when there is flame, can effectively increase fireproofing of cable performance, increases safety in utilization.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is overall structure diagram of the invention；
Fig. 2 be the present invention under fire prevention state when structural schematic diagram；
Fig. 3 is the schematic diagram of internal structure of sliding sleeve of the invention；
Fig. 4 is the structural schematic diagram of Elastic Sliding component of the invention.
Specific embodiment
As shown in Figure 1, this fire prevention composite cable, including cable serving 3, the inside of cable serving 3 have an electricity
Cable chamber 2, cable core 6 are set in cable chamber 2, and more than one Elastic Sliding component is equidistantly provided on cable core 6, and elasticity is sliding
Dynamic component includes a sliding sleeve 4 and at least two symmetrical elastic components 1 being set to outside sliding sleeve 4, sliding sleeve 4 along
The sliding setting of cable core 6, the same side of sliding sleeve 4 is provided with the stop collar 5 that a burning point is lower than cable serving, elastic component 1
With the inclination ejecting force towards the inclination ejection of stop collar 5.
In the present embodiment, elastic component 1 is all made of a collapsible antenna, by the hollow shaft sleeve of more than one different internal-and external diameter
It is set with, is set in each hollow shaft sleeve a spring (not shown), one end of spring and the bottom surface of hollow shaft sleeve are Nian Jie solid
Fixed, the hollow shaft sleeve bottom surface of the other end and insertion is adhesively fixed, and spring ejects the hollow shaft sleeve of insertion outward, the effect of spring
Not only have the function of ejecting every hollow shaft sleeve, but also have the function of squeezing and resist buffering, as cable in daily life
In extruding buffer use, increase the anti-pressure ability of cable, core wire prevented to be destroyed.
When stop collar 5 is located at sliding sleeve side, elastic component 1, and ought flame either internally or externally perpendicular to cable core
Enter cable it is intracavitary when, flame can first be contacted with cable core and stop collar, cable core is ignited at this time, and stop collar is burnt
It ruins, elastic component loses the limit of side at this time, and elastic component ejects towards side and restore deformation, as shown in Fig. 2, elastic component ejects
Afterwards, sliding sleeve can make the sliding on length direction along whole cable core, at this time if having flame on cable core, i.e., using cunning
Dynamic set is put out a fire, and prevents burning away for flame.
As shown in figure 4, one end two sides of elastic component 1 are each provided with first rotational pin 11, the other end two of elastic component 1
Side is each provided with second rotational pin 15, and the outside of sliding sleeve 4, which faces every elastic component 1 and is bonded, is equipped with one first
Engaging lug 12, is provided with the first pin shaft hole on the first engaging lug 12, the rotational installation of the first rotational pin 11 in the first pin shaft hole,
3 inner wall of cable serving faces each first engaging lug and is bonded with corresponding second engaging lug 16, on the second engaging lug 16
It is provided with the second pin shaft hole, the second rotational pin 15 is rotatablely installed in the second pin shaft hole, and the second engaging lug 16 is far from stop collar
Side is provided with elastic pressuring plate 13, and elastic pressuring plate 13 is compressed towards elastic component 1, prevents 1 reverse ejection of elastic component, the present embodiment
In, the first engaging lug, the second engaging lug section be in " C " font.
In the present embodiment, stop collar 5 is made of cardboard plate, is made into ring structure, is sleeved on cable core
Outside is simultaneously adhesively fixed, and the sliding sleeve is all made of flame retardant rubber and is made.
As shown in figure 3, be provided with water storage cavity 43 inside sliding sleeve 4, full water is stored in water storage cavity 43, among sliding sleeve 4
With a round sliding cavity 42, the internal diameter of round sliding cavity 42 is less than the outer diameter 0.1mm of cable core 6, in round sliding cavity 42
Wall offers more than one ostium excurrens 41 communicated with water storage cavity, and more than one ostium excurrens 41 pass through cable core outer wall
The elastic top power output of face contact sealing, elastic component 1 is greater than the frictional force between 6 outside wall surface of sliding sleeve 4 and cable core, cable core
Outside wall surface be arranged one layer of rubber sealant (not shown), increase waterproof seal.Water when sliding sleeve sliding, in water storage cavity
It can be applied to the outside of cable core across ostium excurrens, the fire resistance property of cable core can be increased after smearing water, increase cable core
Fire resistance property.
The beneficial effects of the present invention are: the present invention uses a kind of hiding fire extinguishing structure, elasticity can be used as when not in use
Bolster potentially acts as extinguishing member when there is flame, can effectively increase fireproofing of cable performance, increases safety in utilization.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
The change or replacement expected without creative work, should be covered by the protection scope of the present invention.Therefore, of the invention
Protection scope should be determined by the scope of protection defined in the claims.
Claims (8)
1. a kind of fire prevention composite cable, it is characterised in that: including cable serving, the inside of cable serving has a cable
Chamber, it is intracavitary that cable core is set to cable, and more than one Elastic Sliding component, the elasticity are equidistantly provided on the cable core
Slide assemblies include a sliding sleeve and at least two symmetrical elastic components being set to outside sliding sleeve, the sliding sleeve edge
Cable core sliding setting, the same side of the sliding sleeve be provided with a burning point be lower than cable serving stop collar, it is described
Elastic component has the inclination ejecting force towards stop collar inclination ejection.
2. fire prevention composite cable as described in claim 1, it is characterised in that: the elastic component is all made of a collapsible antenna,
It is set with by the hollow shaft sleeve of more than one different internal-and external diameter, is set with a spring in each hollow shaft sleeve, and the one of spring
End and the bottom surface of hollow shaft sleeve are adhesively fixed, and the hollow shaft sleeve bottom surface of the other end and insertion is adhesively fixed, and spring is by the sky of insertion
Spindle sleeve ejects outward.
3. fire prevention composite cable as described in claim 1, it is characterised in that: when stop collar is located at sliding sleeve side, elasticity
Part is perpendicular to cable core.
4. fire prevention composite cable as described in claim 1, it is characterised in that: one end two sides of the elastic component are each provided with one
The first rotational pin of root, the other end two sides of elastic component are each provided with second rotational pin, and the outside of sliding sleeve faces every
Elastic component, which is bonded, is equipped with first engaging lug, and the first pin shaft hole is provided on the first engaging lug, and the first rotational pin turns
Dynamic to be installed in the first pin shaft hole, cable serving inner wall faces each first engaging lug and is bonded with corresponding second connection
Ear, the second pin shaft hole is provided on the second engaging lug, and the second rotational pin is rotatablely installed in the second pin shaft hole.
5. fire prevention composite cable as claimed in claim 4, it is characterised in that: second engaging lug is equal far from stop collar side
It is provided with elastic pressuring plate, elastic pressuring plate is compressed towards elastic component.
6. fire prevention composite cable as claimed in claim 4, it is characterised in that: section of first engaging lug, the second engaging lug
Face is in " C " font.
7. fire prevention composite cable as described in claim 1, it is characterised in that: the stop collar is made of cardboard plate,
It is made into ring structure, is sleeved on the outside of cable core and is adhesively fixed, the sliding sleeve is all made of flame retardant rubber and is made.
8. fire prevention composite cable as described in claim 1, it is characterised in that: it is provided with water storage cavity inside the sliding sleeve,
Full water is stored in water storage cavity, there is a round sliding cavity among sliding sleeve, and the internal diameter of round sliding cavity is less than the outer of cable core
Diameter 0.1mm, circle sliding cavity wall offer more than one ostium excurrens communicated with water storage cavity, more than one ostium excurrens
It is sealed by cable core outer wall face contact, the elastic top power output of elastic component is greater than rubbing between sliding sleeve and cable core outside wall surface
Power is wiped, the outside wall surface of cable core is arranged one layer of rubber sealant, increases waterproof seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910591803.1A CN110299224A (en) | 2019-07-01 | 2019-07-01 | Fire prevention composite cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910591803.1A CN110299224A (en) | 2019-07-01 | 2019-07-01 | Fire prevention composite cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110299224A true CN110299224A (en) | 2019-10-01 |
Family
ID=68030143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910591803.1A Pending CN110299224A (en) | 2019-07-01 | 2019-07-01 | Fire prevention composite cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110299224A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110718328A (en) * | 2019-10-21 | 2020-01-21 | 楼益强 | Fireproof hanging type cable |
| CN111312435A (en) * | 2020-02-27 | 2020-06-19 | 广东广深电缆有限公司 | Electric shock prevention cable |
| CN111403091A (en) * | 2020-04-14 | 2020-07-10 | 张莉花 | Composite cable |
| CN111477394A (en) * | 2020-04-24 | 2020-07-31 | 蒋莲莲 | Composite cable |
| CN111477390A (en) * | 2020-04-21 | 2020-07-31 | 卢文杰 | Fireproof cable |
| CN111540512A (en) * | 2020-05-13 | 2020-08-14 | 陈亚芝 | Composite fireproof cable |
| CN112138312A (en) * | 2020-09-30 | 2020-12-29 | 安徽维嵩生产力促进有限公司 | Emergency mechanism and intelligent inspection equipment for converter transformer based on same |
| CN112530634A (en) * | 2020-11-30 | 2021-03-19 | 王章力 | Fireproof cable |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2224312C2 (en) * | 2002-05-06 | 2004-02-20 | ФГУП "Центральный научно-исследовательский институт "Электроприбор" | Sealed cable lead-in |
| CN208753028U (en) * | 2018-07-11 | 2019-04-16 | 沈阳北方塑力电缆制造有限公司 | A kind of crosslinked polyetylene insulated low-smoke non-halogen flame-retardant A class sheath fire-resistant cable |
| CN208834771U (en) * | 2018-10-15 | 2019-05-07 | 迈特诺（马鞍山）特种电缆有限公司 | A kind of flexible cable |
| CN109817380A (en) * | 2019-01-28 | 2019-05-28 | 重庆力缆电线有限责任公司 | A kind of super soft fireproof cable |
-
2019
- 2019-07-01 CN CN201910591803.1A patent/CN110299224A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2224312C2 (en) * | 2002-05-06 | 2004-02-20 | ФГУП "Центральный научно-исследовательский институт "Электроприбор" | Sealed cable lead-in |
| CN208753028U (en) * | 2018-07-11 | 2019-04-16 | 沈阳北方塑力电缆制造有限公司 | A kind of crosslinked polyetylene insulated low-smoke non-halogen flame-retardant A class sheath fire-resistant cable |
| CN208834771U (en) * | 2018-10-15 | 2019-05-07 | 迈特诺（马鞍山）特种电缆有限公司 | A kind of flexible cable |
| CN109817380A (en) * | 2019-01-28 | 2019-05-28 | 重庆力缆电线有限责任公司 | A kind of super soft fireproof cable |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110718328B (en) * | 2019-10-21 | 2021-05-04 | 东莞市博利电业有限公司 | Fireproof hanging type cable |
| CN110718328A (en) * | 2019-10-21 | 2020-01-21 | 楼益强 | Fireproof hanging type cable |
| CN111312435A (en) * | 2020-02-27 | 2020-06-19 | 广东广深电缆有限公司 | Electric shock prevention cable |
| CN111403091A (en) * | 2020-04-14 | 2020-07-10 | 张莉花 | Composite cable |
| CN111403091B (en) * | 2020-04-14 | 2021-10-22 | 瑞安达电缆有限公司 | Composite cable |
| CN111477390A (en) * | 2020-04-21 | 2020-07-31 | 卢文杰 | Fireproof cable |
| CN111477394A (en) * | 2020-04-24 | 2020-07-31 | 蒋莲莲 | Composite cable |
| CN111477394B (en) * | 2020-04-24 | 2021-12-21 | 陕西永光电力电缆制造有限公司 | Composite cable |
| CN111540512A (en) * | 2020-05-13 | 2020-08-14 | 陈亚芝 | Composite fireproof cable |
| CN111540512B (en) * | 2020-05-13 | 2021-10-26 | 人民电缆集团有限公司 | Composite fireproof cable |
| CN112138312A (en) * | 2020-09-30 | 2020-12-29 | 安徽维嵩生产力促进有限公司 | Emergency mechanism and intelligent inspection equipment for converter transformer based on same |
| CN112530634A (en) * | 2020-11-30 | 2021-03-19 | 王章力 | Fireproof cable |
| CN112530634B (en) * | 2020-11-30 | 2022-05-10 | 沧州会友线缆股份有限公司 | Fireproof cable |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191001 |