CN209233376U - A kind of cable shaft gantry fire prevention isolation board - Google Patents
A kind of cable shaft gantry fire prevention isolation board Download PDFInfo
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- CN209233376U CN209233376U CN201920152438.XU CN201920152438U CN209233376U CN 209233376 U CN209233376 U CN 209233376U CN 201920152438 U CN201920152438 U CN 201920152438U CN 209233376 U CN209233376 U CN 209233376U
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- isolation board
- cable
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- fire prevention
- pallet layer
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- 238000002955 isolation Methods 0.000 title claims abstract description 58
- 230000002265 prevention Effects 0.000 title claims abstract description 46
- 238000010276 construction Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 10
- 239000003063 flame retardant Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 229910001220 stainless steel Inorganic materials 0.000 description 7
- 238000004079 fireproofing Methods 0.000 description 5
- 239000012784 inorganic fiber Substances 0.000 description 5
- 239000010935 stainless steel Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Details Of Indoor Wiring (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model discloses a kind of cable shaft gantry fire prevention isolation board, the isolation board is stepped construction, including pallet layer, fire prevention pallet layer, filled layer；Filled layer is located at isolation board middle position, the two sides of filled layer be prevent fires pallet layer, two sides the other side of fire prevention pallet layer be equipped with pallet layer, the isolation board is equipped with the cable preserved pipeline through isolation board, and the cable preserved pipeline is vertically arranged with pallet layer, fire prevention pallet layer, filled layer.The utility model has the beneficial effects that isolation board is to be stacked, external warranty rigidity, the tightness of inside ensuring fire prevention and closure solves the problems, such as that there are cable shaft gantry fireproof blocking is imprecise in traditional technical solution.
Description
Technical field
It is anti-using structure more particularly to a kind of cable shaft gantry that the utility model relates to a kind of security against fire technologies
Fiery isolation board.
Background technique
Inflammability, the string ductility of power cable, especially in high-rise cable shaft, cable causes fire once catching fire,
Harm is serious.Existing high level cable shaft gantry fireproof blocking is typically employed on fire barrier and places fire prevention packet or be laid with yellow
The modes such as sand are blocked, and are primarily present not according to every layer of specification at floor with being equivalent to not burning for floor fire endurance
Body is as fire separation, and gap does not use non-combustible material filling tight between pipeline and cable testing bridge, and plugging material is not achieved resistance to
The problems such as fiery limit, influences the separation of vertical shaft fireproof blocking, to generate " stack effect ".So the fire prevention of skyscraper cable shaft
It blocks very necessary, how effectively cable shaft to be blocked, prevented trouble before it happens, be reduced to loss caused by fire minimum
Limit becomes the problem of people's growing interest.
Therefore, there are the imprecise problems of cable shaft gantry fireproof blocking in traditional technical solution.
Utility model content
The technical problem to be solved by the utility model is to: how to solve skyscraper cable shaft fire prevention, block it is not tight
Close problem.
The utility model is to solve a kind of above-mentioned technical problem: cable shaft of the utility model by the following technical programs
Gantry fire prevention isolation board, the isolation board are stepped construction, including pallet layer, fire prevention pallet layer, filled layer；Filled layer be located at every
From plate middle position, the two sides of filled layer be prevent fires pallet layer, two sides the other side of fire prevention pallet layer be equipped with pallet layer,
The isolation board is equipped with the cable preserved pipeline through isolation board, and the cable preserved pipeline and pallet layer, are filled out pallet layer of preventing fires
Layer is filled to be vertically arranged.
The utility model has stronger mechanical strength, guarantees the intensity of entire isolation board, inside is adopted by setting pallet layer
Prevent fires with fire prevention pallet layer and the filled layer for material filling of preventing fires and be isolated, triplicity is efficiently solved commonly to prevent fires and be sealed
Stifled the problems such as mechanical strength is low, gap is big.
Preferably, the ratio between the pallet layer, fire prevention pallet layer, thickness of filled layer are 1:0.8-1.2:1.5-2.5.
Preferably, plate structure made from the pallet layer stainless steel material.
Pallet layer is that stainless steel has stronger mechanical strength, is able to bear external force and ignition of cable, especially electric short circuit
When, the impact of impact force caused by caused air rapidly expands, so that persistently generation acts on cable shaft gantry fire prevention isolation board.
Preferably, the fire prevention pallet layer is plate structure made from fire-retardant material.
Preferably, the filled layer is that the filling of fireproofing inorganic fiber is made.
Filled layer interior design fire prevention pallet layer and filled using fireproofing inorganic fiber is efficiently solved common fire prevention and sealed
Stifled the problems such as mechanical strength is low, gap is big.
Preferably, the isolation board and gantry junction are equipped with fixed bracket.
Preferably, the diameter of the cable preserved pipeline is 65mm-100mm.
Preferably, the number of the cable preserved pipeline is at least 3.
Preferably, the two sides of the fire prevention isolation board are additionally provided with multiple fixing clip of cable, and multiple fixing clip of cable are equal
It is fixed on gantry, cable is fixed on gantry by fixing clip of cable.
The utility model has the advantage that compared with prior art
(1) isolation board in the utility model is to be stacked, external warranty rigidity, and inside ensuring is prevented fires and blocked tight
Close property solves the problems, such as that there are cable shaft gantry fireproof blocking is imprecise in traditional technical solution；
(2) pallet layer is that stainless steel has stronger mechanical strength, is able to bear external force and ignition of cable, especially electrical short
Lu Shi, the impact of impact force caused by caused air rapidly expands, so that cable shaft gantry fire prevention isolation board persistently generates work
With；Filled layer interior design fire prevention pallet layer and filled using fireproofing inorganic fiber, efficiently solves common fireproof blocking machine
The problems such as tool intensity is low, gap is big；
(3) by fixed bracket, make isolation board and cable testing bridge fixation, and perpendicular on cable testing bridge, reduce
Cable shaft gantry fire prevention isolation board loosens situation caused by swinging, drop for a long time because of cable, realizes the multilayer of access shaft
Fire prevention.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of cable shaft gantry fire prevention isolation board of the utility model embodiment；
Fig. 2 is the top view of isolation board；
Fig. 3 is the left view of isolation board；
Fig. 4 is the attachment structure schematic diagram of this implementation Yu gantry；
Fig. 5 is the left view of Fig. 4.
Figure label: isolation board 1, pallet layer 11, fire prevention pallet layer 12, filled layer 13, cable preserved pipeline 14, nozzle envelope
Lid 141, fixed bracket 15, floor 2, gantry 3, cable 4.
Specific embodiment
It elaborates below to the embodiments of the present invention, the present embodiment before being with technical solutions of the utility model
It puts and is implemented, the detailed implementation method and specific operation process are given, but the protection scope of the utility model is unlimited
In following embodiments.
Embodiment one:
The isolation board as shown in Figure 1-3, a kind of cable shaft gantry of the present embodiment is prevented fires, the isolation board 1 are stepped construction,
Including pallet layer 11, fire prevention pallet layer 12, filled layer 13；Filled layer 13 is located at 1 middle position of isolation board, the two sides of filled layer 13
It is equipped with pallet layer 11 for the other side of fire prevention pallet layer 12, the fire prevention pallet layer 12 of two sides, the isolation board 1, which is equipped with, to be run through
The cable preserved pipeline 14 of isolation board, the cable preserved pipeline 14 are vertical with pallet layer 11, fire prevention pallet layer 12, filled layer 13
Setting.Therefore, in the present embodiment, isolation board 1 includes five layers, and top and bottom is pallet layer 11, and middle part is filled layer
13, it is fire prevention pallet layer 12 between pallet layer 12 and filled layer 13.
In the present embodiment, isolation board 1 is rectangular parallelepiped structure, corresponding pallet layer 11, fire prevention pallet layer 12, filled layer 13
Exterior contour be also rectangle, also can carry out being transformed into other shapes according to live use.
The utility model has stronger mechanical strength, guarantees the intensity of entire isolation board by setting pallet layer 11, internal
Using fire prevention pallet layer 12 and the filled layer 13 for material filling of preventing fires prevent fires it is a be isolated, triplicity efficiently solves commonly
The problems such as fireproof blocking mechanical strength is low, gap is big.
In conjunction with shown in Fig. 4-5, in the present embodiment, the ratio between the pallet layer 11, fire prevention pallet layer 12, thickness of filled layer 13
For 1:1:2, cable shaft gantry fire prevention 1 thickness of isolation board and 2 consistency of thickness of temperature field；The anti-fire screen of cable shaft gantry
It is needed and 3 equivalent width of vertical shaft gantry from 1 width of plate according to scene.
Plate structure made from 11 stainless steel material of pallet layer, specifically, 316 stainless steels can be used, 316 stainless steels
Have certain mechanical strength, undertake staff work above it middle weight while, be able to bear external force and ignition of cable,
Especially electric short circuit when, impact force caused by caused air rapidly expands impact so that cable shaft gantry fire prevention isolation
Persistently generation acts on plate.
The fire prevention pallet layer 12 is plate structure made from fire-retardant material, and the fire prevention of DC-A1-HY04 type specifically can be used
Block plate, be mainly made of fiber glass reinforcement and specialty inorganic bonding agent, have non-ignitable, not quick-fried, fire resisting, oil resistant,
The features such as chemically-resistant and good mechanical strength, peak flame temperature is indeformable up to 1080 DEG C, and fire resisting was up to 1 hour or more, Neng Gouyou
Effect prevents ignition of cable from prolonging combustion.
The filled layer 13 is that the filling of fireproofing inorganic fiber is made, and the filling of fireproofing inorganic fiber has light weight, adhesive force
By force, the features such as thermal conductivity is low can make to be reached 5h or more fire endurance by guard member, and product is both economical.
The isolation board 1 is equipped with fixed bracket 15 with 3 junction of gantry, is arranged at four angles of isolation board, specifically
, fixed bracket 15 is corner fittings, for the structure that vertically disposed two connectors link together, can be angle steel or by two
A attaching plate elements is welded, wherein a horizontal sides are fixedly connected with isolation board 1, another vertical edges side is fixedly connected with gantry 3, and adopts
Cable shaft gantry fire prevention isolation board 1 is fixed on cable shaft gantry 3 or wall with setscrew, makes isolation board 1 and electricity
3 fixation of cable gantry, and make isolation board vertically and on cable testing bridge；In addition, the present embodiment only provides a kind of fixed bracket 15
Structure, other can play connection, the fixation bracket 15 of fixed function can also be with here.
In the present embodiment, the diameter of the cable preserved pipeline is 65mm-100mm, is suitable for 10mm2—240mm2Section
Cable passes through.
In the present embodiment, the number of the cable preserved pipeline is 3, can be arranged according to field demand, and if wherein
Cable preserved pipeline 14 passed through without cable, cable can be used reserve nozzle capping and 141 blocked, it is complete that pipeline, which is not used,
Close encapsulation fire prevention integral part, forms whole fireproof blocking to greatest extent.
The two sides of the fire prevention isolation board 1 are additionally provided with multiple fixing clip of cable 16, and multiple fixing clip of cable 16 are solid
It is scheduled on gantry 3, cable 4 is fixed on gantry 3 by fixing clip of cable 16, and cable 4 is passed through between cable preserved pipeline 14, is led to
It crosses fixing clip of cable 16 to be fixed on cable testing bridge 3, prevents cable shaft gantry caused by swinging, drop for a long time because of cable anti-
Fiery isolation board 1 loosens, and prevents it from falling off.
Embodiment two:
The difference between this embodiment and the first embodiment lies in: (1) pallet layer 11 use 304 stainless steels, equally has one
Determine mechanical strength, meets live requirement；(2) the fire prevention pallet layer 12 uses WFB-1 type inorganic refractory partition, has resistance
Fire function.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (9)
- The isolation board 1. a kind of cable shaft gantry is prevented fires, which is characterized in that the isolation board is stepped construction, including pallet layer, Fire prevention pallet layer, filled layer；Filled layer is located at isolation board middle position, the two sides of filled layer be prevent fires pallet layer, two sides it is anti- The other side of fiery pallet layer is equipped with pallet layer, and the isolation board is equipped with the cable preserved pipeline through isolation board, the electricity Cable preserved pipeline is vertically arranged with pallet layer, fire prevention pallet layer, filled layer.
- The isolation board 2. a kind of cable shaft gantry according to claim 1 is prevented fires, which is characterized in that the pallet layer is prevented The ratio between fiery pallet layer, thickness of filled layer are 1:0.8-1.2:1.5-2.5.
- The isolation board 3. a kind of cable shaft gantry according to claim 1 is prevented fires, which is characterized in that the pallet layer is stainless Plate structure made from steel material.
- The isolation board 4. a kind of cable shaft gantry according to claim 1 is prevented fires, which is characterized in that the fire prevention pallet layer For plate structure made from fire-retardant material.
- The isolation board 5. a kind of cable shaft gantry according to claim 1 is prevented fires, which is characterized in that the filled layer is anti- Fiery inorfil filling is made.
- The isolation board 6. a kind of cable shaft gantry according to claim 1 is prevented fires, which is characterized in that the isolation board and bridge Frame junction is equipped with fixed bracket.
- The isolation board 7. a kind of cable shaft gantry according to claim 1 is prevented fires, which is characterized in that the cable provided pipe The diameter in road is 65mm-100mm.
- The isolation board 8. a kind of cable shaft gantry according to claim 1 is prevented fires, which is characterized in that the cable provided pipe The number in road is at least 3.
- The isolation board 9. a kind of cable shaft gantry according to claim 1 is prevented fires, which is characterized in that the fire prevention isolation board Two sides be additionally provided with multiple fixing clip of cable, multiple fixing clip of cable are each attached on gantry, and cable is by cable fixing line Folder is fixed on gantry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920152438.XU CN209233376U (en) | 2019-01-28 | 2019-01-28 | A kind of cable shaft gantry fire prevention isolation board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920152438.XU CN209233376U (en) | 2019-01-28 | 2019-01-28 | A kind of cable shaft gantry fire prevention isolation board |
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| Publication Number | Publication Date |
|---|---|
| CN209233376U true CN209233376U (en) | 2019-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920152438.XU Active CN209233376U (en) | 2019-01-28 | 2019-01-28 | A kind of cable shaft gantry fire prevention isolation board |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110772734A (en) * | 2019-11-08 | 2020-02-11 | 南京聚联输变电安装有限责任公司 | Cable shaft fireproof device and construction method thereof |
-
2019
- 2019-01-28 CN CN201920152438.XU patent/CN209233376U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110772734A (en) * | 2019-11-08 | 2020-02-11 | 南京聚联输变电安装有限责任公司 | Cable shaft fireproof device and construction method thereof |
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