CN108371771A - A kind of fire demand water mist type nozzle - Google Patents
A kind of fire demand water mist type nozzle Download PDFInfo
- Publication number
- CN108371771A CN108371771A CN201810472977.1A CN201810472977A CN108371771A CN 108371771 A CN108371771 A CN 108371771A CN 201810472977 A CN201810472977 A CN 201810472977A CN 108371771 A CN108371771 A CN 108371771A
- Authority
- CN
- China
- Prior art keywords
- water mist
- colored core
- type nozzle
- rear end
- mist type
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 239000003595 mist Substances 0.000 title claims abstract description 38
- 239000007921 spray Substances 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 claims abstract description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 3
- 238000000889 atomisation Methods 0.000 abstract description 3
- 230000004888 barrier function Effects 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 abstract description 3
- 229910052760 oxygen Inorganic materials 0.000 abstract description 3
- 239000001301 oxygen Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Nozzles (AREA)
Abstract
The present invention relates to a kind of fire demand water mist type nozzles comprising sprayer body and Hua Xin；Sprayer body offers fitting groove from rear end face center；The slot bottom center of sprayer body self-chambering slot allocation offers colored core accommodating cavity；Flower core accommodating cavity offers conical bores from bottom of chamber center；Conical bores offer spout from bottom of chamber center, and the front end of spout offers the front end exit conical bore that both sides extend forwards by spout；For flower core Matching installation in flower core accommodating cavity, Hua Xin symmetrically offers swivelling chute to the back-end from front end face opposite sides；Hua Xin offers colored core spray chamber from rear end face center, and the front end cavity of flower core spray chamber is communicated with the rear end groove body of swivelling chute, and the rear end accent of flower core spray chamber is corresponding with fitting groove matching.Atomization of the present invention is good, achievees the purpose that stamp out the flames rapidly by oxygen barrier, the cooling effect of intensive water mist, can effectively shorten attack time, good extinguishing effect, and the droplet diameter to gush out is small, and water consumption can be greatly reduced.
Description
Technical field
The present invention relates to applicator field more particularly to a kind of fire demand water mist type nozzles.
Background technology
Nozzle is widely used in fire-fighting domain, and all kinds of fixed fountain extinguishing devices all use nozzle watering as fire extinguishing dress
The standard configuration set, such nozzle are mostly to break up the water flowed out in nozzle by splash box to be distributed in conflagration area and put out a fire,
Or conflagration area is sprayed on by nozzle after water pressurizes and is put out a fire.But existing nozzle is due to its own structure, is putting out a fire
Hourly water demand is very big, and extinguishing effect is again undesirable.
Invention content
The purpose of the present invention is to solve existing residential fire sprinkler water consumption is big, droplet diameter is big, and attack time is long, goes out
The problems such as fiery effect is poor, and propose a kind of fire demand water mist type nozzle.
Technical scheme is as follows：
Above-mentioned fire demand water mist type nozzle, including sprayer body；The sprayer body offers fitting groove from rear end face center；
The rear end of the sprayer body matches connection with external pipe by the fitting groove；Its described water mist type nozzle further includes being installed on
Flower core in the sprayer body；The sprayer body offers colored core accommodating cavity from the slot bottom center of the fitting groove；The colored core
Accommodating cavity offers conical bores from bottom of chamber center；The conical bores by the colored core accommodating cavity bottom of chamber both sides forward
Fang Zhongyang gathers；The conical bores offer spout from bottom of chamber center, and the front end of the spout is offered by the spray
The front end exit of the mouth conical bore that both sides extend forwards；The colored core Matching installation is in the colored core accommodating cavity, the flower
Core symmetrically offers swivelling chute to the back-end from front end face opposite sides；Meanwhile the colored core offers Hua Xin from rear end face center
The front end cavity of spray chamber, the colored core spray chamber is communicated with the rear end groove body of the swivelling chute, the rear end accent of the colored core spray chamber
It is corresponding with fitting groove matching.
The fire demand water mist type nozzle, wherein：It is stayed with the interior bottom of chamber of the conical bores front end of the colored core
There is gap；The rear end of the colored core is concordant with the slot bottom of the fitting groove.
The fire demand water mist type nozzle, wherein：It is stayed with the interior bottom of chamber of the conical bores front end of the colored core
There is the gap of 1.5~3mm.
The fire demand water mist type nozzle, wherein：The colored core is for cylindrical structure and between the colored core accommodating cavity
Using interference fit.
The fire demand water mist type nozzle, wherein：The coning angle of the conical bores is 130 °~140 °；The circular cone
The conicity in hole is 100 °~110 °.
The fire demand water mist type nozzle, wherein：The spout is the circular hole of 2.5~4mm of diameter.
The fire demand water mist type nozzle, wherein：The rotation angle of the swivelling chute is 70 ° -100 °.
The fire demand water mist type nozzle, wherein：The groove depth of the swivelling chute is 2.5-3mm and slot end is away from the colored core
Rear end distance be 2-4mm.
The fire demand water mist type nozzle, wherein：The fitting groove is cylindricality fitting groove and madial wall is equipped with internal thread.
Advantageous effect：
Fire demand water mist type spray head designs of the present invention are simple, rationally, and atomization is good, can low pressure (0.3Mpa~
In the case of 2.0Mpa), is spurted after fire water (liquid) is atomized in the region that needs are put out a fire, pass through oxygen barrier, the cooling of intensive water mist
Effect achievees the purpose that stamp out the flames rapidly, attack time shortening, good extinguishing effect, while the droplet diameter to gush out is small, energy
Water consumption is greatly reduced.And it is easily installed use, by adjusting the structure size of sprayer body and Hua Xin, different places can be met
Water spray and the demand of atomization are a kind of water mist type nozzles with broad prospect of application.
Description of the drawings
Fig. 1 is the structural schematic diagram of fire demand water mist type nozzle of the present invention；
Fig. 2 is the structural schematic diagram of the sprayer body of fire demand water mist type nozzle of the present invention；
Fig. 3 is the structural schematic diagram of the flower core of fire demand water mist type nozzle of the present invention；
Fig. 4 is the front view of the flower core of fire demand water mist type nozzle of the present invention；
Fig. 5 is the vertical view of the flower core of fire demand water mist type nozzle of the present invention；
Fig. 6 is the semi-cutaway of the flower core of fire demand water mist type nozzle of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Meanwhile
The noun of locality " front end, front end, front end face, front " occurred in the present invention and bottom end, bottom, bottom end shown in attached drawing 1 to 6
The direction in face is consistent, and the noun of locality " rear end, rear end, rear end face, rear " occurred in the present invention is tied with shown in attached drawing 1 to 6
The top of structure, top end part, the direction of top end face are consistent.
As shown in Figures 1 to 6, vehicle fire demand water mist type nozzle of the present invention, including sprayer body 1 and be installed in sprayer body 1
Flower core 2；The sprayer body 1 is all made of the manufacture of the resistant materials such as stainless steel, copper with flower core 2.
The generally T-shaped axis class formation of the sprayer body 1, offers fitting groove 11, the fitting groove 11 from rear end face center
For cylindricality fitting groove and madial wall is equipped with internal thread；The slot bottom center of the 1 self-chambering slot allocation 11 of sprayer body offers colored core accommodating cavity
12；Wherein, which offers conical bores 13 from bottom of chamber center, and the conical bores 13 are by flower core accommodating cavity
Center is gathered forwards and coning angle is 130 °~140 ° for 12 bottom of chamber both sides；The conical bores 13 offer spout from bottom of chamber
14, which is the circular hole of 2.5~4mm of diameter；Meanwhile the front end of the spout 14 offer from the front end exit of spout 14 to
The conicity of the conical bore 15 of both sides extension, the conical bore 15 is 100 °~110 °.
2 Matching installation of flower core was used in the flower core accommodating cavity 12 of the sprayer body 1 and between flower core accommodating cavity 12
It is full of cooperation；The flower core 2 is cylindrical structure and rear end is concordant with the slot bottom of fitting groove 11 of sprayer body 1, the front end of the flower core 2
There are the gaps of 1.5~3mm for the interior bottom of chamber of the conical bores 13 of portion and sprayer body 1.Wherein, the flower core 2 is opposite from front end face
Both sides hold symmetrically offer a pair of of swivelling chute 21 respectively backward, and each swivelling chute 21 is relative to the axial line rotation angle of flower core 2
70°-100°；Wherein, the groove depth of each swivelling chute 21 is 2.5-3mm and rear end distance of the slot end away from the flower core 2 is 2-
4mm；Meanwhile the flower core 2 is provided in the axial direction with colored core spray chamber 22 from rear end face center, front end cavity and the rotation of the flower core spray chamber 22
The rear end groove body of turn trough 21 communicates, and the rear end accent of the flower core spray chamber 22 is corresponding with the matching of the fitting groove 11 of sprayer body 1.
The use principle of the present invention：
Nozzle is mounted on the end of aqua type extinguishing device, when with certain pressure (being more than 0.3Mpa, be less than 2.0Mpa)
Water (or fire-fighting liquid) enter nozzle after, flow is squeezed out from a pair of of helicla flute 21 on flower core 2, in flower 2 front end of core and spray
High speed vortex shape flow is formed in the gap of interior 1.5~3mm of bottom of chamber of the conical bores 13 of head body 1, flow is along sprayer body 1
Conical bores 13 (130 °~140 ° of coning angle) accelerate rotation, and further improve discharge pressure.High pressure and high speed are revolved
After the flow turned is by the spout 14 (circular hole of 2.5~4mm of diameter) on sprayer body 1, the taper with 14 front end of spout is 100 °
~110 ° of conical bore 15 is hit, by flow impact at tiny water droplet, along conical bore 15 formed it is mist-like spray out, water mist
Angle determined by the cone angle of the conical bore 15 of 14 front end of spout, sprinkling distance by spending the depth of helicla flute 21, flower on core 2
The diameter of core 2 and the water entry pressure of nozzle determine.It obtains within the scope of certain pressure, it is specific to flow coefficient of discharge and spurt angle
Nozzle, adjust following parameter：The whole front ends Hua Xin and the gap of bottom of chamber, spray in the conical bores 13 of sprayer body 1
Mouthfuls 14 diameter, the angle of the conical bores 13 at 14 both ends of spout and conical bore 15, Hua Xin 2 diameter and helicla flute 21 depth
The rotation angle of degree, helicla flute 21.
The present invention can be spurted after being atomized fire water (liquid) at low pressure (0.3Mpa~2.0Mpa) and needing to put out a fire
Region, achieve the purpose that stamp out the flames rapidly by oxygen barrier, the cooling effect of intensive water mist.With simple in structure, sprayability
The good feature of energy.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of fire demand water mist type nozzle, including sprayer body；The sprayer body offers fitting groove from rear end face center；It is described
The rear end of sprayer body matches connection with external pipe by the fitting groove；It is characterized in that：The water mist type nozzle further includes
The flower core being installed in the sprayer body；
The sprayer body offers colored core accommodating cavity from the slot bottom center of the fitting groove；The colored core accommodating cavity is central from bottom of chamber
Offer conical bores；The conical bores by the bottom of chamber both sides of the colored core accommodating cavity, gather forwards by center；It is described
Conical bores offer spout from bottom of chamber center, and the front end of the spout offer by the spout front end exit forward
The conical bore of square both sides extension；
In in the colored core accommodating cavity, the colored core symmetrically opens up the colored core Matching installation to the back-end from front end face opposite sides
There is swivelling chute；Meanwhile the colored core offers colored core spray chamber from rear end face center, the front end cavity of the colored core spray chamber with it is described
The rear end groove body of swivelling chute communicates, and the rear end accent of the colored core spray chamber is corresponding with fitting groove matching.
2. fire demand water mist type nozzle as described in claim 1, it is characterised in that：The front end of the colored core and the circular cone
There are gaps for the interior bottom of chamber of shape cavity；The rear end of the colored core is concordant with the slot bottom of the fitting groove.
3. fire demand water mist type nozzle as claimed in claim 2, it is characterised in that：The front end of the colored core and the circular cone
There are the gaps of 1.5~3mm for the interior bottom of chamber of shape cavity.
4. fire demand water mist type nozzle as described in claim 1, it is characterised in that：The colored core for cylindrical structure and with institute
It states between colored core accommodating cavity using interference fit.
5. fire demand water mist type nozzle as described in claim 1, it is characterised in that：The coning angle of the conical bores is
130 °~140 °；The conicity of the conical bore is 100 °~110 °.
6. fire demand water mist type nozzle as described in claim 1, it is characterised in that：The spout is the circle of 2.5~4mm of diameter
Hole.
7. fire demand water mist type nozzle as described in claim 1, it is characterised in that：The rotation angle of the swivelling chute be 70 °-
100°。
8. fire demand water mist type nozzle as described in claim 1, it is characterised in that：The groove depth of the swivelling chute is 2.5-3mm
And rear end distance of the slot end away from the colored core is 2-4mm.
9. fire demand water mist type nozzle as described in claim 1, it is characterised in that：The fitting groove is cylindricality fitting groove and interior
Side wall is equipped with internal thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810472977.1A CN108371771A (en) | 2018-05-17 | 2018-05-17 | A kind of fire demand water mist type nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810472977.1A CN108371771A (en) | 2018-05-17 | 2018-05-17 | A kind of fire demand water mist type nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108371771A true CN108371771A (en) | 2018-08-07 |
Family
ID=63033549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810472977.1A Pending CN108371771A (en) | 2018-05-17 | 2018-05-17 | A kind of fire demand water mist type nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108371771A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108939372A (en) * | 2018-09-11 | 2018-12-07 | 中国科学技术大学 | A kind of mist-generating nozzle |
| CN113827164A (en) * | 2020-06-23 | 2021-12-24 | 青岛云芽智家科技有限公司 | Shower nozzle and cleaning equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2582661Y (en) * | 2002-12-17 | 2003-10-29 | 中国科学技术大学 | Liquid atomization spray nozzle for fire-extinguishing |
| CN2707308Y (en) * | 2004-06-21 | 2005-07-06 | 刘荣进 | Middle and low pressure thin water mist fire-extinguishing spray head |
| CN1701828A (en) * | 2005-07-01 | 2005-11-30 | 韩铁夫 | Closed type middle and low pressure water mist sprayer with single spraying nozzle |
| KR20060006526A (en) * | 2004-07-16 | 2006-01-19 | 탱크테크 (주) | Device of spraying for fire extinguishing |
| CN106890416A (en) * | 2017-04-19 | 2017-06-27 | 国网湖南省电力公司 | A kind of middle straightening penetrates atomized fine water fog nozzle and middle pressure fine mist spray head |
-
2018
- 2018-05-17 CN CN201810472977.1A patent/CN108371771A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2582661Y (en) * | 2002-12-17 | 2003-10-29 | 中国科学技术大学 | Liquid atomization spray nozzle for fire-extinguishing |
| CN2707308Y (en) * | 2004-06-21 | 2005-07-06 | 刘荣进 | Middle and low pressure thin water mist fire-extinguishing spray head |
| KR20060006526A (en) * | 2004-07-16 | 2006-01-19 | 탱크테크 (주) | Device of spraying for fire extinguishing |
| CN1701828A (en) * | 2005-07-01 | 2005-11-30 | 韩铁夫 | Closed type middle and low pressure water mist sprayer with single spraying nozzle |
| CN106890416A (en) * | 2017-04-19 | 2017-06-27 | 国网湖南省电力公司 | A kind of middle straightening penetrates atomized fine water fog nozzle and middle pressure fine mist spray head |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108939372A (en) * | 2018-09-11 | 2018-12-07 | 中国科学技术大学 | A kind of mist-generating nozzle |
| CN108939372B (en) * | 2018-09-11 | 2024-02-09 | 中国科学技术大学 | Water mist nozzle |
| CN113827164A (en) * | 2020-06-23 | 2021-12-24 | 青岛云芽智家科技有限公司 | Shower nozzle and cleaning equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 721000 Li Jiaya, Qianwei, Chencang District, Baoji City, Shaanxi Province Applicant after: SHAANXI ANYI FIRE FIGHTING EQUIPMENT Co.,Ltd. Address before: 721300 Li Jiaya, Qianwei, Chencang District, Baoji City, Shaanxi Province Applicant before: SHAANXI ANYI ELECTROMECHANICAL Co.,Ltd. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180807 |