CN208405848U - A kind of suspension type seven flourin propane fire extinction device nozzle - Google Patents

A kind of suspension type seven flourin propane fire extinction device nozzle Download PDF

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Publication number
CN208405848U
CN208405848U CN201820536446.XU CN201820536446U CN208405848U CN 208405848 U CN208405848 U CN 208405848U CN 201820536446 U CN201820536446 U CN 201820536446U CN 208405848 U CN208405848 U CN 208405848U
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China
Prior art keywords
extinguishing chemical
nozzle
wall
tube
tube wall
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CN201820536446.XU
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Chinese (zh)
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宋晓梅
岳东
焦金龙
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Sichuan Taian Fire Protection Technology Co Ltd
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Sichuan Taian Fire Protection Technology Co Ltd
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Abstract

The utility model discloses a kind of suspension type seven flourin propane fire extinction device nozzles, it is related to technical field of fire control, more particularly to a kind of fire extinguisher nozzle, it is limited for solving existing fire extinguisher nozzle range, range is small, ejection efficiency is low, the limited problem of extinguishing effect, three-layer pipe wall is equipped in the utility model nozzle body, the aperture of tube body innermost layer tube wall is become smaller by extinguishing chemical input end to outlet end, the aperture of middle layer tube wall is become larger by extinguishing chemical input end to outlet end, it is connected between the adjacent tube wall by the guide pin being axially distributed along tube body, extinguishing chemical import is equipped with shutter device, tube body tail portion is equipped with inside and outside double thread connector sleeve, the utility model uses the structure of multi-layer wall, realize the function of freely controlling projected area speed, it is long with injecting time, range of putting out a fire is big, it saves extinguishing chemical and fire-fighting efficiency is high Advantage.

Description

A kind of suspension type seven flourin propane fire extinction device nozzle
Technical field
The utility model relates to technical field of fire control more particularly to a kind of fire extinguisher nozzles.
Background technique
Modern society's mankind's activity is more and more, and fire hazard is also increasing, is shown by statistics in recent years, several The fire incident of the dead group's wound of group can all occur every year, compeled for this purpose, establishing a set of perfect and science Novel firefighting system In the eyebrows and eyelashes.
Fire extinguisher is a kind of portable Fire extinguisher, and chemical substance built in fire extinguisher, to rescue fire extinguishing calamity, fire extinguisher is One of most common fireproofing installation is stored in public place or the place of fire may occur, in different types of fire extinguisher The ingredient of filling is different, be aim at different fire rise thus set, heptafluoro-propane be it is colourless, tasteless, non-conductive, without secondary dirt The gas of dye has cleaning, low toxicity, electrical insulating property good, the high feature of fire-fighting efficiency, especially it to ozone layer without destruction, Residence time in atmosphere is shorter, and environmental-protecting performance is substantially better than alkyl halide, is to research and develop so far relatively successfully A kind of clean coal power system.
Studies have shown that preceding ten minutes occurred in fire, it can effectively slow down the intensity of a fire even using simple single fire extinguisher The intensity of a fire is put out, so the design of fire extinguisher self structure and action principle, often has the control of fire vital Effect, and the design of fire extinguisher nozzle can directly influence the quality of extinguishing effect, the fire extinguisher nozzle under the prior art, greatly Part is simple hollow structure, and when injection, projected area is limited, and the amount of injection is excessive in the unit time, and injecting time is short, fire extinguishing Expectation is often not achieved in effect.
Therefore spray regime can flexibly be controlled by designing one kind, and spray distance is remote, the longer fire extinguisher nozzle of injecting time There is realistic meaning very much.
Summary of the invention
It is an object of the invention to: in order to solve existing gas fire extinguisher nozzle as structure it is simple caused by spray distance Closely, spray regime is limited, and the bad problem of extinguishing effect, the utility model provides a kind of suspension type seven flourin propane fire extinction Device nozzle, interior nozzle body is layered structure, and innermost layer can realize that long range high pressure is sprayed, and outer layer can expand injection model It encloses, while door is sprayed by the extinguishing chemical of rotatable control size and controls extinguishing chemical output quantity, to control injecting time, there is spray Penetrate that distance range is adjustable, the controllable advantage of injecting time.
The technical solution adopted by the invention is as follows:
A kind of suspension type seven flourin propane fire extinction device nozzle, including tube body, threaded tube and extinguishing chemical spray door, described Tube body tail portion is connected with extinguishing chemical spray door, and extinguishing chemical spray door tail portion is connected with threaded tube, and the tube body is equipped with three-layer pipe wall, most Inner layer tube wall aperture is become smaller by the nozzle of extinguishing chemical spray door to tube body, and middle layer tube wall aperture sprays door to tube body by extinguishing chemical Become larger at nozzle, outermost layer tube wall aperture is become smaller by the nozzle of extinguishing chemical spray door to tube body.
Further, in the present invention in order to solve the connectivity problem between tube wall, the interior outside of middle layer tube wall Respectively by being connect along axial guide pin with the outer wall of the inner wall of outermost layer tube wall and innermost layer tube wall, set between adjacent tube wall Have at least that 2 guide pins, the guide pin are circumferentially uniformly arranged along tube body, guide pin is playing the role of being connected and fixed adjacent tube wall While, high-pressure extinction agent can be made equably to be sprayed by spout.
Further, described in the present invention in order to solve the connectivity problem of extinguishing chemical nozzle Yu extinguishing chemical ontology Screw thread is equipped with inside and outside threaded tube, the design of such inside and outside double thread can satisfy various fire extinguishers and be mentioned with the utility model For the problem that is fixedly connected of nozzle, applicability is more extensive.
Further, in the present invention in order to achieve the purpose that control injecting time, the extinguishing chemical spray door is fast The characteristics of door open-and-close mechanism, is made of rotating vane, such open-and-close mechanism is driveed with region always in center, rotation fire extinguishing Agent sprays door and drives rotating vane movement, and spray door caliber size can be changed.
Further, in order to realize the purpose for increasing range of jet and spray regime in the utility model, the tube body Nozzle uses hierarchical design, and innermost layer nozzle is equipped with equally distributed circular hole, and when extinguishing chemical passes through circular hole, pressure increases, together When spray distance also increase, middle layer nozzle and outermost layer nozzle are that intensive network interface designs, extinguishing chemical after intensive mesh, Spray regime is spread.
Further, in the present invention in order to realize that fire extinguisher nozzle answers high heat resistance, etch-proof purpose, the pipe Body is made of copper material, and surface is equipped with anti-corrosion paint layer.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
1. the utility model fire extinguisher tube body is designed using three-layer pipe wall, three variform injection channels are separated out, Not only it had been able to achieve the extension of spray distance, but also the range of injection can be expanded.
2. being equipped with the guide pin along tube body axial direction between the utility model tube wall and tube wall, guide pin is fixedly connected playing While adjacent tube wall, and extinguishing chemical injection can be made uniform.
3. the utility model threaded tube is the design of inside and outside double thread, it can satisfy various fire extinguishers and the utility model institute There is provided nozzle is fixedly connected with problem, and applicability is more extensive.
4. it is shutter open-and-close mechanism that the utility model extinguishing chemical, which sprays door, the changeable spray doorway diameter of rotation extinguishing chemical spray door is big It is small, have the advantages that controllable injecting time.
5. tube body described in the utility model is made of copper, while surface is equipped with anti-corrosion paint layer, it is resistant to high temperature simultaneously, can reach Prevent various extinguishing chemicals that the corrosiveness to nozzle is used for a long time.
Detailed description of the invention
Examples of the present invention will be described by way of reference to the accompanying drawings, in the accompanying drawings:
Fig. 1 is the utility model structure diagram;
Fig. 2 is the utility model nozzle schematic diagram;
Fig. 3 is the utility model extinguishing chemical spray door schematic diagram.
Detailed description of the invention: 1, threaded tube;2, extinguishing chemical sprays door;3, tube body;4, outermost layer tube wall;5, outermost layer nozzle;6, Intermediate tube wall;7, innermost layer tube wall;8, circular hole;9, middle layer nozzle;10, guide pin;11, rotating vane.
Specific embodiment
In order to which those skilled in the art better understand invention, the present invention is carried out with reference to the accompanying drawings and examples detailed It describes in detail bright.
Embodiment: as shown in Figure 1, providing a kind of suspension type seven flourin propane fire extinction device nozzle, including tube body 3, spiral shell Line pipe sleeve 1 and extinguishing chemical spray door 2, and 3 tail portion of tube body is connected with extinguishing chemical spray door 2, and extinguishing chemical sprays 2 tail portion of door and threaded tube 1 is connected, and the tube body 3 is equipped with three-layer pipe wall, and 7 aperture of innermost layer tube wall is become smaller by the nozzle of extinguishing chemical spray door 2 to tube body 3, 6 aperture of middle layer tube wall is become larger by the nozzle of extinguishing chemical spray door 2 to tube body 3, and door 2 is sprayed by extinguishing chemical in 4 aperture of outermost layer tube wall Become smaller to the nozzle of tube body 3.
As a preferred mode, in the present invention in order to solve the connection of extinguishing chemical nozzle Yu extinguishing chemical ontology Problem, screw thread is equipped with inside and outside the threaded tube 1, and the design of such inside and outside double thread can satisfy various fire extinguishers and this reality It is fixedly connected with problem with novel provided nozzle, applicability is more extensive.
As shown in Fig. 2, as a preferred mode, in the present invention in order to which the connection solved between tube wall is asked Topic, the interior outside of the middle layer tube wall 6 pass through the inner wall and innermost layer along axial guide pin 10 and outermost layer tube wall 4 respectively The outer wall of tube wall 7 connects, and 4 guide pins 10 are equipped between adjacent tube wall, and guide pin is " ten " font point on outermost layer nozzle 5 Cloth, guide pin is the distribution of " fork " shape on middle layer nozzle 9, and the guide pin 10 is circumferentially uniformly arranged along tube body, and guide pin 10 exists While playing the role of being connected and fixed adjacent tube wall, high-pressure extinction agent can be made equably to be sprayed by spout.
As a preferred mode, in order to realize the purpose for increasing range of jet and spray regime in the utility model, The nozzle of the tube body 3 uses hierarchical design, and innermost layer nozzle is equipped with 9 equally distributed circular holes 8, and extinguishing chemical passes through circular hole When 8, since discharge area is limited, extinguishing chemical sprays pressure and increases, while spray distance also increases, middle layer nozzle 9 with it is outermost Layer nozzle 5 is intensive network interface design, and extinguishing chemical is in diffusion type after extinguishing chemical injection, spray regime obtains after intensive mesh Expansion is arrived.
As shown in figure 3, as a preferred mode, in the present invention in order to reach the mesh of control injecting time , the characteristics of extinguishing chemical spray door 2 is shutter open-and-close mechanism, such open-and-close mechanism is to drive with region always in center, It is made of rotating vane 11, rotation extinguishing chemical spray door 2 drives rotating vane 11 to move, and spray door caliber size can be changed.
As a preferred mode, etch-proof in the present invention in order to realize that fire extinguisher nozzle answers high heat resistance Purpose, the tube body 3 are made of copper material, and surface anticorrosion paint layer is double-component polyurethane coating.
The course of work: after the utility model is connected with fire extinguisher body by threaded sleeve 1, rotation extinguishing chemical sprays door 2, when extinguishing chemical spray 2 aperture of door is smaller, extinguishing chemical only passes through the ejection of the circular hole 8 on innermost layer nozzle, due to 8 quantity of circular hole Few, bore is small, and pressure is high when extinguishing chemical sprays, range farther out, when extinguishing chemical spray 2 bore of door is after rotation becomes larger, extinguishing chemical Can be sprayed by middle layer nozzle 9 and outermost layer nozzle 5, due to middle layer nozzle 9 and outermost layer nozzle 5 be intensive network interface and 4 guide pins 10 being axially distributed along tube body 3 are respectively provided with, extinguishing chemical ejection is evenly distributed, and coverage area is big.
In addition, can do some optimizations on the basis of the above embodiments, the guide pin 10 can be arranged according to actual needs Different number, quantity is more, and spray regime is wider.
The above is only preferred embodiments of the present invention, it is noted that for the ordinary skill people of this field For member, without departing from the concept of the premise utility, several modifications and improvements can also be made, these belong to practical Novel protection scope.

Claims (6)

1. a kind of suspension type seven flourin propane fire extinction device nozzle, it is characterised in that: including tube body (3), threaded tube (1) and Extinguishing chemical sprays door (2), and tube body (3) tail portion is connected with extinguishing chemical spray door (2), and extinguishing chemical sprays door (2) tail portion and threaded tube (1) it is connected, the tube body (3) is equipped with three-layer pipe wall, and the pipe of door (2) to tube body (3) is sprayed in innermost layer tube wall (7) aperture by extinguishing chemical Become smaller at mouthful, middle layer tube wall (6) aperture is become larger by the nozzle of extinguishing chemical spray door (2) to tube body (3), outermost layer tube wall (4) Aperture is gone out to become smaller by the nozzle of extinguishing chemical spray door (2) to tube body (3).
2. a kind of suspension type seven flourin propane fire extinction device nozzle according to claim 1, it is characterised in that: middle layer The interior outside of tube wall (6) passes through the inner wall and innermost layer tube wall (7) along axial guide pin (10) and outermost layer tube wall (4) respectively Outer wall connection, at least 2 guide pins (10) are equipped between adjacent tube wall.
3. a kind of suspension type seven flourin propane fire extinction device nozzle according to claim 1, it is characterised in that: the spiral shell Line pipe sleeve (1) is inside and outside to be equipped with screw thread.
4. a kind of suspension type seven flourin propane fire extinction device nozzle according to claim 1, it is characterised in that: described to go out Fiery agent spray door (2) is shutter open-and-close mechanism, is equipped with several rotating vanes (11).
5. a kind of suspension type seven flourin propane fire extinction device nozzle according to claim 1, it is characterised in that: the pipe The nozzle of body (3) use hierarchical design, innermost layer nozzle be equipped with equally distributed circular hole (8), middle layer nozzle (9) with it is outermost Layer nozzle (5) is intensive network interface.
6. a kind of suspension type seven flourin propane fire extinction device nozzle according to claim 1, it is characterised in that: the pipe Body (3) is made of copper material, and surface is equipped with anti-corrosion paint layer.
CN201820536446.XU 2018-04-16 2018-04-16 A kind of suspension type seven flourin propane fire extinction device nozzle Active CN208405848U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820536446.XU CN208405848U (en) 2018-04-16 2018-04-16 A kind of suspension type seven flourin propane fire extinction device nozzle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820536446.XU CN208405848U (en) 2018-04-16 2018-04-16 A kind of suspension type seven flourin propane fire extinction device nozzle

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Publication Number Publication Date
CN208405848U true CN208405848U (en) 2019-01-22

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113181603A (en) * 2021-04-04 2021-07-30 王凤云 Big data recording's cardiothoracic surgery patient nursing is with lung training device that exhales
CN114146278A (en) * 2021-11-23 2022-03-08 中国人民解放军西部战区总医院 Artificial nose suitable for different tracheal cannula interfaces and capable of automatically controlling temperature and sucking phlegm

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113181603A (en) * 2021-04-04 2021-07-30 王凤云 Big data recording's cardiothoracic surgery patient nursing is with lung training device that exhales
CN114146278A (en) * 2021-11-23 2022-03-08 中国人民解放军西部战区总医院 Artificial nose suitable for different tracheal cannula interfaces and capable of automatically controlling temperature and sucking phlegm
CN114146278B (en) * 2021-11-23 2024-06-04 中国人民解放军西部战区总医院 Artificial nose suitable for automatic temperature control sputum aspiration of different tracheal cannula interfaces

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