CN209249151U - A kind of fireproof cable convenient for safeguarding - Google Patents
A kind of fireproof cable convenient for safeguarding Download PDFInfo
- Publication number
- CN209249151U CN209249151U CN201920037991.9U CN201920037991U CN209249151U CN 209249151 U CN209249151 U CN 209249151U CN 201920037991 U CN201920037991 U CN 201920037991U CN 209249151 U CN209249151 U CN 209249151U
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- CN
- China
- Prior art keywords
- casing
- fire prevention
- sleeve
- cable
- safeguarding
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- 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.)
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Abstract
The utility model 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 utility model 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 utility model 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.
Utility model content
The purpose of this utility model is to provide a kind of fireproof cables convenient for safeguarding, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of fireproof cable convenient for safeguarding, including
First sleeve is provided with the second casing above the first sleeve, third casing, institute is provided with above second casing
State and be provided with metal hose above third casing, the upper end of the metal hose is provided with clamp jaw, the clamp jaw it is upper
End is provided with locknut, and the upper end of the locknut is provided with improved mat, is provided with above the improved mat anti-
The outer surface of fire tube material, the fire prevention tubing is provided with open seam, and the upper end of second casing is provided with sealing ring, and described the
The inner surface of three casings is provided with environment friendly non-halogen sheath, and the inner surface of the environment friendly non-halogen sheath is provided with rich covering, described rich
Covering is internally provided with separation layer obturator, conductor is provided in the separation layer obturator, the outer surface of the conductor is set
Be equipped with compound insulation sleeve, the outer surface of the compound insulation sleeve is provided with metallic sheath, the outer surface of the metallic sheath be provided with every
From set, torque spring is provided in the fire prevention tubing, and the cable connector that is internally provided with for tubing of preventing fires, the cable connect
The side of connector is provided with the first cable, and 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 utility model has the beneficial effects that
1. the utility model is by the setting of metal hose, in the fixation procedure of cable, screwed by locknut urgent
Nearly pawl oppresses improved mat, protects to the sealing of fireproof cable, protects the fixation of the first cable and the second cable ends,
It not will lead to cable connector when use to leak outside out tubing enclosure, to preferably accomplish the guarantor to fireproof cable
Shield.
2. the utility model is by the setting of torque spring, when needing to safeguard cable connector, from opening
Fire prevention tubing is pushed aside at mouth seam, fire prevention tubing is closed by torque spring again after maintenance, convenient for the maintenance of cable connector
With maintenance, need fire prevention tubing could be opened using very great strength when needing to dismantle fire prevention tubing to solve.
3. the utility model is by the setting of first sleeve, when needing to carry out maintenance and repair to fireproof cable, can incite somebody to action
Third casing is inserted in the second casing, then the second casing is inserted in the first cable, thus to internal conductor carry out maintenance with
Maintenance, first sleeve, the second casing and third casing after maintenance, can be slided, be sealed using sealing ring, continue to tie up
The safety for protecting fireproof cable, reduces maintenance the time it takes and the manpower to fireproof cable, is also greatly reduced maintenance
The cost of fireproof cable.
Detailed description of the invention
Fig. 1 is the plan view of one kind of the utility model fireproof cable convenient for safeguarding；
Fig. 2 is one kind of the utility model fireproof cable top view convenient for safeguarding；
Fig. 3 is the internal structure chart of the fire prevention tubing of the utility model.
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
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Fig. 1-3 is please referred to, a kind of embodiment provided by the utility model: a kind of fireproof cable convenient for safeguarding, including the
Sleeve 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 set
The top of pipe 3 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 packing
Nut 6, the upper end of locknut 6 are provided with improved mat 7, and the top of improved mat 7 is provided with fire prevention tubing 8, tubing 8 of preventing fires
Outer surface be provided with open seam 9, 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 ring
Halogen sheath 11 is protected, the inner surface of environment friendly non-halogen sheath 11 is provided with rich covering 12, and rich covering 12 is internally provided with separation layer
Obturator 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, it is compound absolutely
The outer surface of edge set 16 is provided with metallic sheath 15, and the outer surface of metallic sheath 15 is provided with separation sleeve 14, is provided in tubing 8 of preventing fires
Torque 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 electricity
Cable 20, the other side of cable connector 19 are 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 the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
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 |
|---|---|---|---|
| CN201920037991.9U CN209249151U (en) | 2019-01-10 | 2019-01-10 | A kind of fireproof cable convenient for safeguarding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920037991.9U CN209249151U (en) | 2019-01-10 | 2019-01-10 | A kind of fireproof cable convenient for safeguarding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209249151U true CN209249151U (en) | 2019-08-13 |
Family
ID=67536160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920037991.9U Expired - Fee Related CN209249151U (en) | 2019-01-10 | 2019-01-10 | A kind of fireproof cable convenient for safeguarding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209249151U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109786015A (en) * | 2019-01-10 | 2019-05-21 | 江苏中晟电缆有限公司 | A kind of fireproof cable convenient for safeguarding |
-
2019
- 2019-01-10 CN CN201920037991.9U patent/CN209249151U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109786015A (en) * | 2019-01-10 | 2019-05-21 | 江苏中晟电缆有限公司 | A kind of fireproof cable convenient for safeguarding |
| CN109786015B (en) * | 2019-01-10 | 2024-03-08 | 江苏中超电缆股份有限公司 | Fireproof cable convenient to maintain |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190813 Termination date: 20220110 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |