CN206558994U - A kind of plugging cable hole device - Google Patents
A kind of plugging cable hole device Download PDFInfo
- Publication number
- CN206558994U CN206558994U CN201621320469.4U CN201621320469U CN206558994U CN 206558994 U CN206558994 U CN 206558994U CN 201621320469 U CN201621320469 U CN 201621320469U CN 206558994 U CN206558994 U CN 206558994U
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- China
- Prior art keywords
- support block
- fire
- cable
- fire barrier
- hole device
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- 230000004888 barrier function Effects 0.000 claims abstract description 56
- 230000002265 prevention Effects 0.000 claims abstract description 24
- 239000000725 suspension Substances 0.000 claims description 5
- 230000009970 fire resistant effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 239000004819 Drying adhesive Substances 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004079 fireproofing Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model discloses a kind of plugging cable hole device, fire prevention calking including fire barrier, support block and for being applied to outside fire barrier and support block, fire barrier and support block are part-toroidal, and fire barrier and support block connect the annulus to form that inner circle matches with the outside diameter of cable, cylindrical and cable cavern internal diameter matches；The plugging cable hole device provided using the utility model, is installed and is placed in cable cavern in use, fire barrier and support block are close into cable, fire prevention calking is then smeared outside fire barrier and support block smooth to appearance；Cable is fixed and wrapped up using fire barrier and support block with good mechanical strength and fire protecting performance, and the closure in gap is carried out using fire prevention calking outside dividing plate and support block, fire prevention, sealing waterproof, the closure requirement of anti-debris, and easy construction can be reached, cost is low.
Description
Technical field
The utility model is related to plugging cable hole field, more particularly to a kind of plugging cable hole device.
Background technology
During cable laying construction, according to relevant regulations, when cable enters tunnel, vertical shaft, building etc., come in and go out
Mouth should be closed, and the mouth of pipe should be sealed, it is ensured that the cable cavern produced in the anti-debris of waterproof, work progress should install fireproof blocking additional, with
The intensity of a fire is spread by cable cavern and crack when exempting to occur fire.
Traditional cable holes blocking generally carries out pore closure using materials such as cement or organic fire prevention calkings, but uses water
Mudding, which blocks up fire protecting performance, can not meet requirement, and cement is harder, and cable bears pressure all the time in the process of running, in cable maintenance
Or during repairing, remove cumbersome, easily damage cable；And use organic fire prevention mudding to block up, because organic fire prevention mud is high
Warm easily softening, its anti-debris and water resistance can not meet requirement.
Also there is the scheme that holes blocking is realized using hollow rubber or circular platform type rubber parcel cable at present, rubber is flexible
Corrosion-resistant, but easy aging deformation is used for a long time, there is gap in the cable that causes to fit completely, and sealing can not ensure.
Therefore how to solve that plugging cable hole fire line is poor, sealing is poor, easy damaged cable, the problems such as be difficult dismounting,
It is the current technical issues that need to address of those skilled in the art.
Utility model content
The purpose of this utility model is to provide a kind of plugging cable hole device, and its structure design disclosure satisfy that cable cavern
Closure fire prevention, sealing waterproof etc. are required.
In order to solve the above technical problems, the plugging cable hole device that the utility model is provided, including fire barrier, support
Block and the fire prevention calking for being applied to outside the fire barrier and the support block, the fire barrier and the support block
Be part-toroidal, and the fire barrier and the support block connect to be formed inner circle match with the outside diameter of cable, it is cylindrical with it is electric
The annulus that cable hole internal diameter matches.
Preferably, including it is symmetrically mounted on two fire barriers at the support block two ends, and two fire prevention
Dividing plate is rotated with the support block and is connected.
Preferably, the annulus angle of the fire barrier and the support block is no more than 180 °.
Preferably, the fire barrier and the support block are detachably connected.
Preferably, the fire barrier and the support block bolt connection.
Preferably, the bolt is specially suspension ring stay bolt.
Preferably, the support block is specially fire-resistant rubber support block.
Preferably, the fire barrier is specially inorganic fire dividing plate.
Preferably, fire prevention calking is specifically mixed by Quick-drying Adhesive, fireproof agent and refractory material.
The plugging cable hole device that the utility model is provided, including fire barrier, support block and anti-for being applied to
Fire prevention calking outside fire screen plate and support block, fire barrier and support block are part-toroidal, and fire barrier and support block connect
Connect the annulus to form that inner circle matches with the outside diameter of cable, cylindrical and cable cavern internal diameter matches.
The plugging cable hole device provided using the utility model, in use, fire barrier and support block are close into electricity
Cable is installed and is placed in cable cavern, fire prevention calking is then smeared outside fire barrier and support block smooth to appearance；
Cable is fixed and wrapped up using fire barrier and support block with good mechanical strength and fire protecting performance, and in dividing plate
With the closure for carrying out gap outside support block using fire prevention calking, fire prevention, sealing waterproof, the closure requirement of anti-debris can be reached,
And easy construction, cost is low.
Brief description of the drawings
Fig. 1 is a kind of structural representation of embodiment of plugging cable hole device provided by the utility model
Figure；
Fig. 2 is a kind of structural representation of embodiment of fire barrier provided by the utility model；
Fig. 3 is a kind of structural representation of embodiment of support block provided by the utility model.
Embodiment
Core of the present utility model is to provide a kind of plugging cable hole device, and its structure design disclosure satisfy that cable cavern
Closure fire prevention, sealing waterproof etc. are required.
In order that those skilled in the art more fully understand the utility model scheme, below in conjunction with the accompanying drawings and specific implementation
The utility model is described in further detail for mode.
Fig. 1 to Fig. 3 is refer to, Fig. 1 is embodied for a kind of of plugging cable hole device provided by the utility model
The structural representation of mode；Fig. 2 is a kind of structural representation of embodiment of fire barrier provided by the utility model
Figure；Fig. 3 is a kind of structural representation of embodiment of support block provided by the utility model.
The utility model embodiment provide plugging cable hole device, including fire barrier 1, support block 2 with
And the fire prevention calking for being applied to outside fire barrier 1 and support block 2, fire barrier 1 and support block 2 are specifically as follows part ring
Shape, during installation, the indentation, there of cable from fire barrier 1 and support block 2 is caught in, convenient to install and dismounting, fire barrier 1
An annulus is preferably formed as with the connection of support block 2, and the inner circle of the annulus matches with the outside diameter of cable, in cylindrical and cable cavern
Footpath matches, and effectively can prevent fire prevention calking from falling into inside cable cavern.
The plugging cable hole device provided using the utility model, in use, fire barrier 1 and support block 2 are close to
Cable is installed and is placed in cable cavern, then smooth i.e. to appearance in fire barrier 1 and the outer smearing fire prevention calking of support block 2
Can；Cable is fixed and wrapped up using fire barrier 1 and support block 2 with good mechanical strength and fire protecting performance, and
In dividing plate and the outer closure that gap is carried out using fire prevention calking of support block 2, fire prevention, sealing waterproof, the envelope of anti-debris can be reached
Stifled requirement, and easy construction, cost are low.
On the basis of above-mentioned embodiment, in order to further facilitate installation and the company of fire barrier 1 and support block 2
Connect, two fire barriers 1 can be provided with, and two fire barriers 1 are separately mounted to the two ends of support block 2, two anti-fire screens
Plate 1 is rotated with support block 2 and is connected；In use, after fire barrier 1 is connected with support block 2, by two fire barriers 1 respectively to
Opposite direction rotates, and makes two fire barriers 1 remote, forms the breach that can be caught in cable, cable is caught in from the breach
After support block 2, then two fire barriers 1 are closed up it is close to cable and is placed in cable cavern.
In addition, for ease of the installation of fire barrier 1 and support block 2, the annulus angle of fire barrier 1 and support block 2 is preferred
No more than 180 °, it is ensured that cable can smoothly be caught in annular indentation.
It can use and detachably connect on the basis of above-mentioned each embodiment, between fire barrier 1 and support block 2
Connect, to be easy for installation and removal.Certainly, between the two can also be using weldering after fire barrier 1 and support block 2 are installed
Connect etc. and to be fixedly connected with mode, also within protection domain of the present utility model.
Specifically, it can be connected, bolt 3 connects simple and reliable, installed using bolt 3 between fire barrier 1 and support block 2
Convenient disassembly.
Further, the bolt 3 for connecting fire barrier 1 and support block 2 is preferably suspension ring stay bolt 5 so that incited somebody to action
After plugging cable hole is finished, the suspension ring of suspension ring stay bolt 5 can be exposed at outside fire prevention calking, improve the dismounting convenience of device.
On the basis of above-mentioned each embodiment, support block 2 is specifically as follows fire-resistant rubber support block 2, rubber of preventing fires
Glue is to add fire retardant in rubber the rubber with fire protecting performance is made, and its intensity is high, and water-fast corrosion-resistant, fire protecting performance is good,
Regular shape can be processed into mechanically connect with fire barrier 1, and fire-resistant rubber has certain elasticity, can reduce cable in fortune
The pressure born during row.
On the basis of above-mentioned each embodiment, fire barrier 1 can specifically select inorganic fire dividing plate 1, inorganic
Fire barrier 1 is formed by a variety of incombustible materials through scientific allocation compacting, with good fire resistance, and meeting fire, burning time can not
Up to more than 3 hours, and it is also indeformable up to 1000 DEG C in combustion test Flame maximum temperature；In addition, the machinery of inorganic fire dividing plate 1
Intensity is high, water-fast corrosion-resistant, is unlikely to deform.
On the basis of above-mentioned each embodiment, fire prevention calking can specifically select inorganic fireproofing plugging, inorganic anti-
Fiery putty is specifically that addition fireproof agent, refractory material are well mixed to be formed, and it not only has higher based on Quick-drying Adhesive
Fire endurance, be also equipped with a relatively high mechanical strength, and volume stability is good, is not susceptible to warped cracking phenomena, price
Inexpensively, construct relatively simple.
Plugging cable hole device provided by the utility model is described in detail above.Tool used herein
Body example is set forth to principle of the present utility model and embodiment, and the explanation of above example is only intended to help and understood
Method and its core concept of the present utility model.It should be pointed out that for those skilled in the art, not taking off
On the premise of from the utility model principle, some improvement and modification can also be carried out to the utility model, these improve and modified
Also fall into the utility model scope of the claims.
Claims (8)
1. a kind of plugging cable hole device, it is characterised in that including fire barrier, support block and described anti-for being applied to
Fire prevention calking outside fire screen plate and the support block, the fire barrier and the support block are part-toroidal, and described anti-
Fire screen plate and the support block connect the circle to form that inner circle matches with the outside diameter of cable, cylindrical and cable cavern internal diameter matches
Ring.
2. plugging cable hole device according to claim 1, it is characterised in that including being symmetrically mounted on the support block
Two fire barriers at two ends, and two fire barriers and the support block rotate and be connected.
3. plugging cable hole device according to claim 2, it is characterised in that the fire barrier and the support block
Annulus angle no more than 180 °.
4. plugging cable hole device according to claim 3, it is characterised in that the fire barrier and the support block
It is detachably connected.
5. plugging cable hole device according to claim 4, it is characterised in that the fire barrier and the support block
Bolt connection.
6. plugging cable hole device according to claim 5, it is characterised in that the bolt is specially the long spiral shell of suspension ring
Bolt.
7. the plugging cable hole device according to claim 1 to 6 any one, it is characterised in that the support block tool
Body is fire-resistant rubber support block.
8. plugging cable hole device according to claim 7, it is characterised in that the fire barrier is specially inorganic anti-
Fire screen plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621320469.4U CN206558994U (en) | 2016-12-02 | 2016-12-02 | A kind of plugging cable hole device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621320469.4U CN206558994U (en) | 2016-12-02 | 2016-12-02 | A kind of plugging cable hole device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206558994U true CN206558994U (en) | 2017-10-13 |
Family
ID=60368459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621320469.4U Active CN206558994U (en) | 2016-12-02 | 2016-12-02 | A kind of plugging cable hole device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206558994U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107845988A (en) * | 2017-09-20 | 2018-03-27 | 国网浙江杭州市萧山区供电公司 | A kind of plugging cable hole device and plugging technology |
| CN108054703A (en) * | 2017-12-27 | 2018-05-18 | 上海策元实业有限公司 | A kind of plugging structure for cable hole |
-
2016
- 2016-12-02 CN CN201621320469.4U patent/CN206558994U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107845988A (en) * | 2017-09-20 | 2018-03-27 | 国网浙江杭州市萧山区供电公司 | A kind of plugging cable hole device and plugging technology |
| CN108054703A (en) * | 2017-12-27 | 2018-05-18 | 上海策元实业有限公司 | A kind of plugging structure for cable hole |
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