CN209422823U - A kind of duct fire circle - Google Patents
A kind of duct fire circle Download PDFInfo
- Publication number
- CN209422823U CN209422823U CN201822172833.2U CN201822172833U CN209422823U CN 209422823 U CN209422823 U CN 209422823U CN 201822172833 U CN201822172833 U CN 201822172833U CN 209422823 U CN209422823 U CN 209422823U
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- China
- Prior art keywords
- arc
- fire
- extension board
- shell
- arc shell
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Abstract
The utility model discloses a kind of duct fire circles, including arc shell, the quantity of arc shell is two, the connecting pin of two arc shells is correspondingly arranged, both ends on the outside of two arc shell arcs, which are respectively and fixedly provided with, picks up the ears, the upper end of arc shell is extended with the upper extension board of annular inwardly, the lower end of arc shell is extended with the lower extension board of annular inwardly, arc shell, upper extension board, lower extension board forms placed cavity, arc panel is fixed on the inside of the arc of arc shell, placed cavity is divided into upper cavity and lower chamber by arc panel, the extinguishing device of arc is installed in upper cavity, fire prevention core material is installed in lower chamber, fuse cord is lighted by fire when catching fire on pipeline, fuse cord makes arc propellant ignition, the gas that arc gunpowder generates sprays the fire fighting powder in overlay film band, fire fighting powder puts out a fire to pipeline, this duct fire circle can spray Fire fighting powder puts out the ignition point on pipeline out, improves the reliability of this duct fire circle.
Description
Technical field
The utility model relates to duct fire equipment technical field, specially a kind of duct fire circle.
Background technique
Pipeline be widely used in petroleum, chemical industry, shipbuilding, ocean platform, electric power, light industry, medicine, food, building, municipal administration,
The industries such as environmental protection and mechanical equipment coordination, duct fire circle used at present can only prevent the intensity of a fire from spreading along pipeline, cannot flutter
Go out ignition point, and safety is poor.
Utility model content
The technical problems to be solved in the utility model is to overcome existing defect, provides a kind of duct fire circle, on pipeline
When kindling, fuse cord is lighted by fire, and fuse cord makes arc propellant ignition, and the gas that arc gunpowder generates makes in overlay film band
Fire fighting powder sprays, and fire fighting powder puts out a fire to pipeline, this duct fire circle, which can spray fire fighting powder, carries out the ignition point on pipeline
It puts out, improves the reliability of this duct fire circle, can effectively solve the problems in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of duct fire circle, including arc shell
Body, the quantity of the arc shell are two, and the connecting pin of two arc shells is correspondingly arranged, on the outside of two arc shell arcs
Both ends, which are respectively and fixedly provided with, picks up the ears, and the upper end of arc shell is extended with the upper extension board of annular inwardly, and the lower end of arc shell is inside
Side is extended with the lower extension board of annular, and arc shell, upper extension board, lower extension board form placed cavity, the arc inside of arc shell
It is fixed with arc panel, placed cavity is divided into upper cavity and lower chamber, the extinguishing device of arc is equipped in upper cavity by arc panel, under
Fire prevention core material is installed in cavity.
The extinguishing device includes the overlay film band of arc hollow, and outside of the overlay film with inner cavity is equipped with arc gunpowder, arc fire
The inside of overlay film band is run through and extended in fuse cord one end of medicine, is filled with fire fighting powder in overlay film band.
As a kind of optimal technical scheme of the utility model, the diameter on the inside of the upper extension board is greater than on the inside of arc panel
Diameter, the diameter on the inside of diameter and lower extension board on the inside of arc panel is equal.
As a kind of optimal technical scheme of the utility model, the fuse cord extends to the bonding of the part on the inside of overlay film band
There is waterproof membrane, waterproof membrane is polyethylene film or nylon film.
As a kind of optimal technical scheme of the utility model, the fire prevention core material is by expansible graphite and industrial polyphosphoric acid
The molding of ammonium hydraulic hybrid.
As a kind of optimal technical scheme of the utility model, the lower end on the outside of the arc shell arc is fixed with fixation
Plate, fixed plate are equipped with fixed perforation.
Compared with prior art, the utility model has the beneficial effects that this duct fire circle, when catching fire on pipeline, fire is led
Rope is lighted by fire, and fuse cord makes arc propellant ignition, and the gas that arc gunpowder generates sprays the fire fighting powder in overlay film band,
Fire fighting powder puts out a fire to pipeline, this duct fire circle, which can spray fire fighting powder, puts out the ignition point on pipeline, improves this
The reliability of duct fire circle.
Detailed description of the invention
Fig. 1 is the utility model schematic view of the front view；
Fig. 2 is the utility model arc shell structure schematic diagram；
Fig. 3 is the utility model extinguishing device structural schematic diagram；
Fig. 4 is the utility model fuse cord structural schematic diagram.
In figure: extension board on 1,2 fire prevention core materials, 3 arc shells, 4 fixed perforation, 5 pick up the ears, 6 lower extension boards, 7 fixed plates,
8 arc panels, 9 extinguishing devices, 91 overlay film bands, 92 fuse cords, 93 arc gunpowder.
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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of duct fire circle, including arc shell 3,
The quantity of arc shell 3 is two, and the connecting pin of two arc shells 3 is correspondingly arranged, the both ends on the outside of two 3 arcs of arc shell
It is respectively and fixedly provided with and picks up the ears 5, two arc shells 3 are stuck in the outside of pipeline, and outer bolt passes through the perforation picked up the ears on 5 for two arcs
Shell 3 links together, and two arc shells 3 are mounted on pipeline, and the lower end on the outside of 3 arc of arc shell is fixed with fixed plate 7,
Fixed plate 7 is equipped with fixed perforation 4, and external positioning bolt passes through the fixed perforation 4 in fixed plate 7 for arc shell 3 and metope
Connection, the upper end of arc shell 3 are extended with the upper extension board 1 of annular inwardly, and the lower end of arc shell 3 is extended with ring inwardly
The lower extension board 6 of shape, arc shell 3, upper extension board 1, lower extension board 6 form placed cavity, are fixed on the inside of the arc of arc shell 3
Placed cavity is divided into upper cavity and lower chamber by arc panel 8, arc panel 8, and the extinguishing device 9 of arc, cavity of resorption are equipped in upper cavity
Fire prevention core material 2 is installed in vivo, fire prevention core material 2 is by expansible graphite and industrial ammonium polyphosphate hydraulic hybrid molding.
Extinguishing device 9 includes the overlay film band 91 of arc hollow, and the outside of 91 inner cavity of overlay film band is equipped with arc gunpowder 93, arc
The inside of overlay film band 91 is run through and extended in 92 one end of fuse cord of gunpowder 93, is filled with fire fighting powder in overlay film band 91.
The diameter of upper 1 inside of extension board is greater than the diameter of 8 inside of arc panel, the diameter and lower extension board 6 of 8 inside of arc panel
The diameter of inside is equal, and the part that fuse cord 92 extends to 91 inside of overlay film band is bonded with waterproof membrane, and waterproof membrane prevents fuse cord
92 damp failures, waterproof membrane are polyethylene film or nylon film.
When catching fire on pipeline, fuse cord 92 is lighted by fire, and fuse cord 92 lights arc gunpowder 93, and arc gunpowder 93 produces
Raw gas sprays the fire fighting powder in overlay film band 91, and fire fighting powder puts out a fire to pipeline, this duct fire circle can be sprayed and be gone out
Fiery powder puts out the ignition point on pipeline, improves the reliability of this duct fire circle.
When in use: will prevent fires core material 2 and extinguishing device 9 are mounted in the installation cavity of 3 inside of arc shell, two arcs
Shell 3 is stuck in the outside of pipeline, and outer bolt passes through the perforation picked up the ears on 5 and two arc shells 3 link together, two arcs
Shape shell 3 is mounted on pipeline, and external positioning bolt passes through the fixed perforation 4 in fixed plate 7 and connects arc shell 3 and metope
It connects.
When catching fire on pipeline, fuse cord 92 is lighted by fire, and fuse cord 92 lights arc gunpowder 93, and arc gunpowder 93 fires
It burns and discharges a large amount of gas, the gas that arc gunpowder 93 generates sprays the fire fighting powder in overlay film band 91, and fire fighting powder is to pipeline
It puts out a fire；The diameter of upper 1 inside of extension board is greater than the diameter of 8 inside of arc panel, the diameter and lower extension board of 8 inside of arc panel
The diameter of 6 insides is equal, and the outside face contact of 8 inside of arc panel and lower extension board 6 inside and pipeline, fire fighting powder is along upper extension
The gap of plate 1 and pipeline lateral surface sprays.
Extinguishing device 9 does not put out the ignition point on pipeline, 2 expanded by heating of core material of preventing fires, extrusion pipe, in the short period
Interior blocking pipe Durchgangshohle mouth prevents the intensity of a fire from spreading along hole.
The utility model, when catching fire on pipeline, fuse cord 92 is lighted by fire, and fuse cord 92 lights arc gunpowder 93,
The gas that arc gunpowder 93 generates sprays the fire fighting powder in overlay film band 91, and fire fighting powder puts out a fire to pipeline, this pipeline is anti-
Pyrosphere, which can spray fire fighting powder, puts out the ignition point on pipeline, improves the reliability of this duct fire circle.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of duct fire circle, including arc shell (3), it is characterised in that: the quantity of the arc shell (3) is two,
The connecting pin of two arc shells (3) is correspondingly arranged, and the both ends on the outside of two arc shell (3) arcs are respectively and fixedly provided with pick up the ears (5), arc
The upper end of shape shell (3) is extended with the upper extension board (1) of annular inwardly, and the lower end of arc shell (3) is extended with ring inwardly
The lower extension board (6) of shape, arc shell (3), upper extension board (1), lower extension board (6) form placed cavity, the arc of arc shell (3)
Inside is fixed with arc panel (8), and placed cavity is divided into upper cavity and lower chamber by arc panel (8), is equipped with arc in upper cavity
Extinguishing device (9) is equipped with fire prevention core material (2) in lower chamber；
The extinguishing device (9) includes the overlay film band (91) of arc hollow, and the outside of overlay film band (91) inner cavity is equipped with arc gunpowder
(93), the inside of overlay film band (91) is run through and extended in fuse cord (92) one end of arc gunpowder (93), fills out in overlay film band (91)
Filled with fire fighting powder.
2. a kind of duct fire circle according to claim 1, it is characterised in that: the diameter on the inside of the upper extension board (1)
Greater than the diameter on the inside of arc panel (8), the diameter on the inside of diameter and lower extension board (6) on the inside of arc panel (8) is equal.
3. a kind of duct fire circle according to claim 1, it is characterised in that: the fuse cord (92) extends to overlay film band
(91) part on the inside of is bonded with waterproof membrane, and waterproof membrane is polyethylene film or nylon film.
4. a kind of duct fire circle according to claim 1, it is characterised in that: the fire prevention core material (2) is by may expand stone
Ink and industrial ammonium polyphosphate hydraulic hybrid molding.
5. a kind of duct fire circle according to claim 1, it is characterised in that: under on the outside of arc shell (3) arc
End is fixed with fixed plate (7), and fixed plate (7) is equipped with fixed perforation (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822172833.2U CN209422823U (en) | 2018-12-24 | 2018-12-24 | A kind of duct fire circle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822172833.2U CN209422823U (en) | 2018-12-24 | 2018-12-24 | A kind of duct fire circle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209422823U true CN209422823U (en) | 2019-09-24 |
Family
ID=67973145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822172833.2U Active CN209422823U (en) | 2018-12-24 | 2018-12-24 | A kind of duct fire circle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209422823U (en) |
-
2018
- 2018-12-24 CN CN201822172833.2U patent/CN209422823U/en active Active
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