CN109786015A - A kind of fireproof cable convenient for safeguarding - Google Patents
A kind of fireproof cable convenient for safeguarding Download PDFInfo
- Publication number
- CN109786015A CN109786015A CN201910022110.0A CN201910022110A CN109786015A CN 109786015 A CN109786015 A CN 109786015A CN 201910022110 A CN201910022110 A CN 201910022110A CN 109786015 A CN109786015 A CN 109786015A
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- China
- Prior art keywords
- casing
- fire prevention
- sleeve
- cable
- safeguarding
- 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.)
- Granted
Links
- 230000002265 prevention Effects 0.000 claims abstract description 37
- 238000000926 separation method Methods 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 239000004020 conductor Substances 0.000 claims abstract description 12
- 238000009413 insulation Methods 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims abstract description 11
- 150000001875 compounds Chemical class 0.000 claims abstract description 9
- 229910052736 halogen Inorganic materials 0.000 claims description 7
- 150000002367 halogens Chemical class 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 21
- 230000008439 repair process Effects 0.000 description 7
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 210000003953 foreskin Anatomy 0.000 description 1
- 208000021760 high fever Diseases 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000005619 thermoelectricity Effects 0.000 description 1
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
- Cable Accessories (AREA)
Abstract
The invention discloses a kind of fireproof cables convenient for safeguarding, including first sleeve, the second casing is provided with above the first sleeve, third casing is provided with above second casing, metal hose is provided with above the third casing, the upper end of the locknut be provided with improved mat, fire prevention tubing is provided with above the improved mat, the outer surface of the fire prevention tubing is provided with open seam, the upper end of second casing is provided with sealing ring, the rich covering is internally provided with separation layer obturator, conductor is provided in the separation layer obturator, the outer surface of the conductor is provided with compound insulation sleeve, the outer surface of the compound insulation sleeve is provided with metallic sheath, the outer surface of the metallic sheath is provided with separation sleeve, torque spring is provided in the fire prevention tubing.The present invention solves the problems such as fireproof cable maintenance in the prior art is time-consuming and laborious and maintenance cost is excessively high.
Description
Technical field
The present invention relates to fireproof cable technical field, specially a kind of fireproof cable convenient for safeguarding.
Background technique
Cable application occasion is different, use characteristic to cable and requires also difference, the skyscraper of modernization, subway,
Power plant, Tunnel Lamp important place, the combustible used is more and more, needs to be laid with a kind of fire proof power cable, installation side
Formula has a variety of layings such as aerial, direct-burried, pipeline and bottom.Traditional fire proof power cable fire protecting performance is not satisfactory, and cable
Laying installation it is cumbersome, cable is more and many and diverse, seriously affects laying efficiency, time-consuming and laborious.In day-to-day operation, often send out
The destruction or interference of raw such as current overload, mechanical collision, high temperature high fever, acid and alkali corrosion factor, and normal use is influenced,
It also needs further to be promoted in matter safety.
Common cable is easy affected by environment, there are a series of phenomenons such as burn into weathering, causes to the use of cable very big
Loss, so the maintenance of cable be it is necessary, common cable is mainly by the insulation of the one layer of foreskin in outside, for a long time, by corruption
The corrosion of corrosion gas, insulation performance gradually decrease, slowly ageing hardening, embrittlement or fall off.Method of Cable Trouble Point is often in cable
In head or terminal box, mainly construction quality is bad or is influenced by external force, and the performance that cable loses insulation is danger close, if
Two cables touch together or the firewire thing encountering to connect with the earth, and leakage of electricity phenomenon will occur, make the temperature of local electric wire
It increases, generates spark, cause fire；Therefore it is existing to help people to solve to develop a kind of fireproof cable convenient for safeguarding for market in urgent need
The problem of having.
Summary of the invention
It is mentioned above in the background art to solve the purpose of the present invention is to provide a kind of fireproof cable convenient for safeguarding
Problem.
To achieve the above object, the invention provides the following technical scheme: a kind of fireproof cable convenient for safeguarding, including first
Casing is provided with the second casing above the first sleeve, is provided with third casing above second casing, and described
Metal hose is provided with above three casings, the upper end of the metal hose is provided with clamp jaw, and the upper end of the clamp jaw is set
It is equipped with locknut, the upper end of the locknut is provided with improved mat, is provided with fire protection pipe above the improved mat
The outer surface of material, the fire prevention tubing is provided with open seam, and the upper end of second casing is provided with sealing ring, the third set
The inner surface of pipe is provided with environment friendly non-halogen sheath, and the inner surface of the environment friendly non-halogen sheath is provided with rich covering, the rich covering
Be internally provided with separation layer obturator, conductor is provided in the separation layer obturator, the outer surface of the conductor is provided with
Compound insulation sleeve, the outer surface of the compound insulation sleeve are provided with metallic sheath, and the outer surface of the metallic sheath is provided with separation sleeve,
It is provided with torque spring in the fire prevention tubing, and tubing of preventing fires is internally provided with cable connector, the cable connector
Side be provided with the first cable, the other side of the cable connector is provided with the second cable.
Preferably, the first sleeve is bonded with the second casing, and second casing is bonded with third casing, the third
For the diameter of casing less than the diameter of the second casing, the diameter of second casing is less than the diameter of first sleeve.
Preferably, the sealing ring is connect with first sleeve and the second bobbin seal.
Preferably, the open seam and fire prevention tubing are set as integral structure, the length and fire prevention tubing of the open seam
Equal length.
Preferably, the torque spring is welded to connect by welding wire and fire prevention tubing, the length of the torque spring
With the equal length of fire prevention tubing.
Preferably, the outer surface of the fire prevention tubing is provided with screw thread, and the locknut passes through screw thread and fire prevention tubing
Connection.
Compared with prior art, the beneficial effects of the present invention are:
1. the invention is by the setting of metal hose, in the fixation procedure of cable, approaching pawl is screwed by locknut
Improved mat is oppressed, the sealing of fireproof cable is protected, the fixation of the first cable and the second cable ends is protected, is using
When not will lead to cable connector and leak outside out tubing enclosure, to preferably accomplish the protection to fireproof cable.
2. the invention is by the setting of torque spring, when needing to safeguard cable connector, from open seam
Fire prevention tubing is pushed at place aside, fire prevention tubing is closed by torque spring again after maintenance, convenient for the maintenance and inspection of cable connector
It repairs, needs fire prevention tubing could be opened using very great strength when needing to dismantle fire prevention tubing to solve.
3. the invention can be by third when needing to carry out maintenance and repair to fireproof cable by the setting of first sleeve
Casing is inserted in the second casing, then the second casing is inserted in the first cable, so that maintenance and repair is carried out to internal conductor,
After maintenance, first sleeve, the second casing and third casing can be slided, are sealed using sealing ring, it is anti-to continue maintenance
The safety of thermoelectricity cable reduces maintenance the time it takes and manpower to fireproof cable, is also greatly reduced maintenance fire prevention
The cost of cable.
Detailed description of the invention
Fig. 1 is the plan view of one kind of the invention fireproof cable convenient for safeguarding；
Fig. 2 is one kind of the invention fireproof cable top view convenient for safeguarding；
Fig. 3 is the internal structure chart of fire prevention tubing of the invention.
In figure: 1, first sleeve；2, the second casing；3, third casing；4, metal hose；5, clamp jaw；6, locknut；
7, improved mat；8, fire prevention tubing；9, open seam；10, sealing ring；11, environment friendly non-halogen sheath；12, rich covering；13, separation layer
Obturator；14, separation sleeve；15, metallic sheath；16, compound insulation sleeve；17, conductor；18, torque spring；19, cable connector；
20, the first cable；21, the second cable.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Fig. 1-3 is please referred to, a kind of embodiment provided by the invention: a kind of fireproof cable convenient for safeguarding, including first set
Pipe 1, the top of first sleeve 1 are provided with the second casing 2, and the top of the second casing 2 is provided with third casing 3, third casing 3
Top is provided with metal hose 4, and the upper end of metal hose 4 is provided with clamp jaw 5, and the upper end of clamp jaw 5 is provided with locknut
6, the upper end of locknut 6 is provided with improved mat 7, and the top of improved mat 7 is provided with fire prevention tubing 8, outside tubing 8 of preventing fires
Surface is provided with open seam 9, and the upper end of the second casing 2 is provided with sealing ring 10, and the inner surface of third casing 3 is provided with environmentally friendly nothing
Halogen sheath 11, the inner surface of environment friendly non-halogen sheath 11 are provided with rich covering 12, and rich covering 12 is internally provided with separation layer filling
Body 13 is provided with conductor 17 in separation layer obturator 13, and the outer surface of conductor 17 is provided with compound insulation sleeve 16, compound insulation sleeve
16 outer surface is provided with metallic sheath 15, and the outer surface of metallic sheath 15 is provided with separation sleeve 14, is provided with torsion in tubing 8 of preventing fires
Spring 18, and tubing 8 of preventing fires is internally provided with cable connector 19, the side of cable connector 19 is provided with the first cable
20, the other side of cable connector 19 is provided with the second cable 21.
Further, first sleeve 1 is bonded with the second casing 2, and the second casing 2 is bonded with third casing 3, third casing 3
For diameter less than the diameter of the second casing 2, the diameter of the second casing 2 is less than the diameter of first sleeve 1, can be by third set when maintenance
Pipe 3 is inserted in the second casing 2, then the second casing 2 is inserted in the first cable 20, thus to internal conductor 17 carry out maintenance with
Maintenance.
Further, sealing ring 10 and first sleeve 1 and the second casing 2 are tightly connected, and are sealed using sealing ring 10, after
The safety of continuous maintenance fireproof cable.
Further, open seam 9 is structure as a whole with the fire prevention setting of tubing 8, the length of open seam 9 and the length of fire prevention tubing 8
Spend it is equal, by pushed aside at open seam 9 fire prevention tubing 8.
Further, torque spring 18 is welded to connect by welding wire and fire prevention tubing 8, the length of torque spring 18 and anti-
The equal length of fire tube material 8, by 18 either on or off of torque spring fire prevention tubing 8, convenient for the maintenance and inspection of cable connector 19
It repairs.
Further, the outer surface of fire prevention tubing 8 is provided with screw thread, and locknut 6 is connect by screw thread with fire prevention tubing 8,
Clamp jaw 5 is screwed by locknut 6 and oppresses improved mat 7, and the sealing of fireproof cable is protected.
Working principle: in use, opening fire prevention tubing 8 by open seam 9, the first cable 20 is passed through into metal hose 4, folder
Second cable 21, is equally also passed through metal hose 4, clamp jaw 5, locknut 6 by tight pawl 5, locknut 6 and improved mat 7
With improved mat 7, one of the first cable 20 is connect on one of the second cable 21 by cable connector 19, passes through torsion
Spring 18 again closes fire prevention tubing 8, when needing to safeguard cable connector 19, pushes aside from open seam 9 anti-
Fire tube material 8 closes fire prevention tubing 8 by torque spring 18 again after maintenance, convenient for the maintenance and repair of cable connector 19,
When needing to carry out maintenance and repair to fireproof cable, third casing 3 can be inserted in the second casing 2, then by 2 sets of the second casing
Enter in the first cable 20, so that carrying out maintenance and repair to internal conductor 17 can be by first sleeve 1, second after maintenance
Casing 2 and third casing 3 slide, and are sealed using sealing ring 10, continue the safety for safeguarding fireproof cable.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (6)
1. a kind of fireproof cable convenient for safeguarding, including first sleeve (1), it is characterised in that: the top of the first sleeve (1)
Be provided with the second casing (2), be provided with third casing (3) above second casing (2), the third casing (3) it is upper
Side is provided with metal hose (4), and the upper end of the metal hose (4) is provided with clamp jaw (5), the upper end of the clamp jaw (5)
Be provided with locknut (6), the upper end of the locknut (6) is provided with improved mat (7), the improved mat (7) it is upper
Side is provided with fire prevention tubing (8), and the outer surface of fire prevention tubing (8) is provided with open seam (9), second casing (2)
Upper end is provided with sealing ring (10), and the inner surface of the third casing (3) is provided with environment friendly non-halogen sheath (11), the environmental protection nothing
The inner surface of halogen sheath (11) is provided with rich covering (12), and the rich covering (12) is internally provided with separation layer obturator
(13), it is provided with conductor (17) in the separation layer obturator (13), the outer surface of the conductor (17) is provided with compound inslation
It covers (16), the outer surface of the compound insulation sleeve (16) is provided with metallic sheath (15), the outer surface setting of the metallic sheath (15)
Have separation sleeve (14), is provided with torque spring (18) in the fire prevention tubing (8), and that prevents fires tubing (8) is internally provided with electricity
The side of cable connector (19), the cable connector (19) is provided with the first cable (20), the cable connector (19)
The other side is provided with the second cable (21).
2. one kind according to claim 1 fireproof cable convenient for safeguarding, it is characterised in that: the first sleeve (1) with
Second casing (2) fitting, second casing (2) is bonded with third casing (3), and the diameter of the third casing (3) is less than the
The diameter of two casings (2), the diameter of second casing (2) are less than the diameter of first sleeve (1).
3. one kind according to claim 1 fireproof cable convenient for safeguarding, it is characterised in that: the sealing ring (10) and the
Sleeve (1) and the second casing (2) are tightly connected.
4. one kind according to claim 1 fireproof cable convenient for safeguarding, it is characterised in that: the open seam (9) and anti-
Fire tube material (8) setting is structure as a whole, the length of the open seam (9) and the equal length of fire prevention tubing (8).
5. one kind according to claim 1 fireproof cable convenient for safeguarding, it is characterised in that: the torque spring (18) is logical
It crosses welding wire and fire prevention tubing (8) is welded to connect, the length and the length phase of fire prevention tubing (8) of the torque spring (18)
Deng.
6. one kind according to claim 1 fireproof cable convenient for safeguarding, it is characterised in that: fire prevention tubing (8)
Outer surface is provided with screw thread, and the locknut (6) is connect by screw thread with fire prevention tubing (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910022110.0A CN109786015B (en) | 2019-01-10 | 2019-01-10 | Fireproof cable convenient to maintain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910022110.0A CN109786015B (en) | 2019-01-10 | 2019-01-10 | Fireproof cable convenient to maintain |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109786015A true CN109786015A (en) | 2019-05-21 |
| CN109786015B CN109786015B (en) | 2024-03-08 |
Family
ID=66500174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910022110.0A Active CN109786015B (en) | 2019-01-10 | 2019-01-10 | Fireproof cable convenient to maintain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109786015B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2339708A2 (en) * | 2009-12-22 | 2011-06-29 | Svt Brandschutz Vertriebsgesellschaft mbH | Fire-proof cable guidance |
| CN205211441U (en) * | 2015-06-15 | 2016-05-04 | 上海太电防火电缆科技有限公司 | Environmental protection and energy saving fireproof cable |
| CN205489433U (en) * | 2016-03-17 | 2016-08-17 | 沈阳艾克虎牌线缆有限公司 | Fireproof cable intermediate head |
| CN206516377U (en) * | 2017-03-09 | 2017-09-22 | 深圳市成天泰电缆实业发展有限公司 | A kind of isolated form flexible mineral matter insulated cable |
| EP3273556A1 (en) * | 2016-07-20 | 2018-01-24 | svt BRANDSCHUTZ Vertriebsgesellschaft mbH | Flame retarded tube/cable feedthrough |
| CN207572090U (en) * | 2017-12-19 | 2018-07-03 | 深圳市集力电线电缆有限公司 | A kind of fire resistant flexible minerals flexible cable |
| CN207651214U (en) * | 2017-12-19 | 2018-07-24 | 内蒙古伊东集团东屹化工有限责任公司 | A kind of furnace of calcium carbide private cable |
| CN209249151U (en) * | 2019-01-10 | 2019-08-13 | 江苏中晟电缆有限公司 | A kind of fireproof cable convenient for safeguarding |
| CN209448404U (en) * | 2018-12-21 | 2019-09-27 | 无锡易星电力科技有限公司 | A kind of fire-proof insulation tubing for cable connector |
-
2019
- 2019-01-10 CN CN201910022110.0A patent/CN109786015B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2339708A2 (en) * | 2009-12-22 | 2011-06-29 | Svt Brandschutz Vertriebsgesellschaft mbH | Fire-proof cable guidance |
| CN205211441U (en) * | 2015-06-15 | 2016-05-04 | 上海太电防火电缆科技有限公司 | Environmental protection and energy saving fireproof cable |
| CN205489433U (en) * | 2016-03-17 | 2016-08-17 | 沈阳艾克虎牌线缆有限公司 | Fireproof cable intermediate head |
| EP3273556A1 (en) * | 2016-07-20 | 2018-01-24 | svt BRANDSCHUTZ Vertriebsgesellschaft mbH | Flame retarded tube/cable feedthrough |
| CN206516377U (en) * | 2017-03-09 | 2017-09-22 | 深圳市成天泰电缆实业发展有限公司 | A kind of isolated form flexible mineral matter insulated cable |
| CN207572090U (en) * | 2017-12-19 | 2018-07-03 | 深圳市集力电线电缆有限公司 | A kind of fire resistant flexible minerals flexible cable |
| CN207651214U (en) * | 2017-12-19 | 2018-07-24 | 内蒙古伊东集团东屹化工有限责任公司 | A kind of furnace of calcium carbide private cable |
| CN209448404U (en) * | 2018-12-21 | 2019-09-27 | 无锡易星电力科技有限公司 | A kind of fire-proof insulation tubing for cable connector |
| CN209249151U (en) * | 2019-01-10 | 2019-08-13 | 江苏中晟电缆有限公司 | A kind of fireproof cable convenient for safeguarding |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109786015B (en) | 2024-03-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20240204 Address after: No.999 Zhenfeng East Road, Xijiao Industrial Park, Xushe Town, Yixing City, Wuxi City, Jiangsu Province Applicant after: JIANGSU ZHONGCHAO CABLE Corp. Country or region after: China Address before: No. 8 Fenghuang West Road, Fengyi, Guanlin Town, Yixing City, Wuxi City, Jiangsu Province, China, 214252 Applicant before: JIANGSU ZHONGSHENG CABLE Co.,Ltd. Country or region before: China |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |