CN209860564U - Fire-retardant belt structure of cable tunnel fire door - Google Patents
Fire-retardant belt structure of cable tunnel fire door Download PDFInfo
- Publication number
- CN209860564U CN209860564U CN201920571771.4U CN201920571771U CN209860564U CN 209860564 U CN209860564 U CN 209860564U CN 201920571771 U CN201920571771 U CN 201920571771U CN 209860564 U CN209860564 U CN 209860564U
- Authority
- CN
- China
- Prior art keywords
- fire
- cable tunnel
- cable
- retardant belt
- fireproof
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model provides a fire-retardant belt structure of a cable tunnel fire door, which comprises a cable tunnel, a fire-retardant belt, a bolt, a bracket, a cable, a flexible organic fire-retardant putty layer, a walkway, a concrete door frame, a fire-proof door, a water-resistant inorganic fire-retardant putty filler wall and a fire-proof plate; a fire retardant belt is arranged in the cable tunnel, and the length of the fire retardant belt is 2000-3000 mm; 3-6 rows of brackets are fixed on the two side walls of the cable tunnel at the two ends of the fire retardant belt through bolts; the cable is placed on the bracket; a walkway is reserved in the middle of the cable tunnel, and a concrete door frame is arranged in the middle of the fire retardant belt of the walkway; a fireproof door is arranged in the concrete door frame; a waterproof inorganic fireproof blocking material filling wall is poured between the concrete door frame and the side wall of the cable tunnel; the utility model discloses the fire relief band structure fire behavior of cable tunnel fire door of seting up defences is superior, can block stretching of intensity of a fire, has reduced the loss of property when the conflagration takes place.
Description
Technical Field
The utility model relates to a cable fire prevention engineering field especially relates to a fire relief band structure of cable tunnel fire door of seting up a fire.
Background
Along with the development of society, the use of electric power is essential for our life, and laying of cable and cable tunnel are close inseparable, and the cable often causes the conflagration because of reasons such as load is too big, short circuit, insulating layer damage, and the intensity of a fire is fierce, and it is fast to spread, causes huge property loss and potential safety hazard.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, provide a fire relief band structure of cable tunnel fire door of seting up defences, this fire relief band structure fire behavior of cable tunnel fire door of seting up defences is superior, can block stretching of intensity of a fire, has reduced the loss of property when the conflagration takes place, has improved the security performance.
In order to achieve the above object, the utility model adopts the following technical scheme: a fire retardant belt structure of a cable tunnel fire door comprises a cable tunnel, a fire retardant belt, a bolt, a bracket, a cable, a flexible organic fire-proof blocking material layer, a walkway, a concrete door frame, a fire door, a water-resistant inorganic fire-proof blocking material filling wall and a fire plate; a fire retardant belt is arranged in the cable tunnel, and the length of the fire retardant belt is 2000-3000 mm; 3-6 rows of brackets are fixed at two end parts of the fire retardant belt on the walls at two sides of the cable tunnel through bolts, and the distance between the bracket and the boundary of the fire retardant belt is 150 mm; the cable is placed on the bracket, the cable surface is coated with cable fireproof paint in the fire retardant belt, and adjacent cables are separated from each other on the bracket through a flexible organic fireproof blocking layer; a walkway is reserved in the middle of the cable tunnel, and a concrete door frame is arranged in the middle of the fire retardant belt of the walkway; a fireproof door is arranged in the concrete door frame; a waterproof inorganic fireproof blocking material filling wall is poured between the concrete door frame and the side wall of the cable tunnel; and a fireproof plate is arranged between the concrete door frame and the arch ring of the cable tunnel.
Preferably, the thickness of the waterproof inorganic fireproof blocking filling wall is 150-300 mm.
The utility model has the advantages that: this fire relief band structure fire behavior of cable tunnel fire door of seting up is superior, can block stretching of intensity of a fire, has reduced the loss of property when the conflagration takes place, has improved the security performance.
Drawings
FIG. 1 is a schematic top view of a fire retardant belt structure of a fire door of a cable tunnel.
Fig. 2 is a schematic sectional view of a fire retardant belt structure of a cable tunnel fire door.
Wherein: 1 is cable tunnel, 2 is the back-fire relief area, 3 is the bolt, 4 is the support, 5 is the cable, 6 is flexible organic fire prevention putty layer, 7 is the pavement, 8 is the concrete door frame, 9 is preventing fire door, 10 is the inorganic fire prevention putty infilled wall of water-fast type, 11 is the PLASTIC LAMINATED.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings 1-2.
As shown in fig. 1-2, a fire retardant belt structure of a cable tunnel fire door comprises a cable tunnel 1, a fire retardant belt 2, a bolt 3, a bracket 4, a cable 5, a flexible organic fire-proof blocking material layer 6, a walkway 7, a concrete door frame 8, a fire door 9, a water-resistant inorganic fire-proof blocking filler wall 10 and a fire-proof plate 11; a fire retardant belt 2 is arranged in the cable tunnel 1, and the length of the fire retardant belt 2 is 2500 mm; two ends of the fire retardant belt 2 are fixed with 4 rows of brackets 4 on two side walls of the cable tunnel 1 through bolts 3, and the distance between the bracket 4 and the boundary of the fire retardant belt 2 is 150 mm; the cable 5 is placed on the support 4, the surface of the cable 5 is coated with cable fireproof paint in the fire retardant belt 2, and the adjacent cables 5 are separated from each other on the support 4 through a flexible organic fireproof plugging material layer 6; a walkway 7 is reserved in the middle of the cable tunnel 1, and a concrete door frame 8 is arranged in the middle of the fire retardant belt 2 of the walkway 7; a fireproof door 9 is arranged in the concrete door frame 8; a waterproof inorganic fireproof blocking material filling wall 10 is poured between the concrete door frame 8 and the side wall of the cable tunnel 1; and a fireproof plate 11 is arranged between the concrete door frame 8 and the arch ring of the cable tunnel 1.
In specific implementation, the thickness of the waterproof inorganic fireproof blocking filler wall 10 is 200 mm.
Claims (2)
1. The utility model provides a fire relief band structure of fire door is established to cable tunnel which characterized in that: the fireproof door comprises a cable tunnel, a fire retardant belt, bolts, a bracket, a cable, a flexible organic fireproof plugging layer, a walkway, a concrete door frame, a fireproof door, a waterproof inorganic fireproof plugging filling wall and a fireproof plate; a fire retardant belt is arranged in the cable tunnel, and the length of the fire retardant belt is 2000-3000 mm; 3-6 rows of brackets are fixed at two end parts of the fire retardant belt on the walls at two sides of the cable tunnel through bolts, and the distance between the bracket and the boundary of the fire retardant belt is 150 mm; the cable is placed on the bracket, the cable surface is coated with cable fireproof paint in the fire retardant belt, and adjacent cables are separated from each other on the bracket through a flexible organic fireproof blocking layer; a walkway is reserved in the middle of the cable tunnel, and a concrete door frame is arranged in the middle of the fire retardant belt of the walkway; a fireproof door is arranged in the concrete door frame; a waterproof inorganic fireproof blocking material filling wall is poured between the concrete door frame and the side wall of the cable tunnel; and a fireproof plate is arranged between the concrete door frame and the arch ring of the cable tunnel.
2. The fire retardant belt structure of the cable tunnel fire door as claimed in claim 1, wherein: the thickness of the waterproof inorganic fireproof blocking material filling wall is 150-300 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920571771.4U CN209860564U (en) | 2019-04-24 | 2019-04-24 | Fire-retardant belt structure of cable tunnel fire door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920571771.4U CN209860564U (en) | 2019-04-24 | 2019-04-24 | Fire-retardant belt structure of cable tunnel fire door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209860564U true CN209860564U (en) | 2019-12-27 |
Family
ID=68938991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920571771.4U Expired - Fee Related CN209860564U (en) | 2019-04-24 | 2019-04-24 | Fire-retardant belt structure of cable tunnel fire door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209860564U (en) |
-
2019
- 2019-04-24 CN CN201920571771.4U patent/CN209860564U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102568691A (en) | Environment-friendly mid-voltage fire resistant cable | |
| CN210957337U (en) | Fireproof mud plugging device for electrical control cabinet of transformer substation | |
| CN110783866B (en) | MPP power cable protection tube | |
| CN209860564U (en) | Fire-retardant belt structure of cable tunnel fire door | |
| CN206541941U (en) | A kind of cable fire-proof explosion-proof blanket | |
| CN202025562U (en) | Inflaming retarding and fire-resistant cable without armoring | |
| CN105226575A (en) | Mineral insulated cable construction technology | |
| CN213637023U (en) | Safety structure for connection of indoor and outdoor cable ducts | |
| CN206559020U (en) | A kind of explosion-proof arc resistant protection blanket of cable fire-proof | |
| CN207082354U (en) | A kind of track traffic water-proof cable | |
| CN211743967U (en) | Municipal works are with fire prevention shutoff type cable strutting arrangement | |
| CN206758176U (en) | A kind of flexible inorganic fire proof power cable for vertical run | |
| CN106703237A (en) | Cable trench fireproof sealing construction method | |
| CN202502825U (en) | Environment-friendly medium-voltage fireproof cable | |
| CN201751949U (en) | Fire-resistant water-proof environmental protection cable | |
| CN214784856U (en) | Bridge fireproof plugging device | |
| CN205304159U (en) | Protection screen cabinet fireproof sealing of transformer substation device | |
| CN206211461U (en) | A kind of fire resistant busbar | |
| CN209658860U (en) | A kind of cable duct back-fire relief band structure | |
| CN209545112U (en) | A kind of back-fire relief band structure of cable tunnel vent in the air | |
| CN204391670U (en) | A kind of cable intermediate joint segmented armored cassette | |
| CN201536237U (en) | Fire-proof device for laying electric cables in the buildings | |
| CN214203284U (en) | Composite core insulating flame-retardant overhead cable | |
| CN210898421U (en) | Fireproof plugging structure of cable | |
| CN218733125U (en) | Cable laying fireproof structure in cable trench |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191227 Termination date: 20200424 |