CN203355186U - Water spray nozzle - Google Patents
Water spray nozzle Download PDFInfo
- Publication number
- CN203355186U CN203355186U CN 201320236186 CN201320236186U CN203355186U CN 203355186 U CN203355186 U CN 203355186U CN 201320236186 CN201320236186 CN 201320236186 CN 201320236186 U CN201320236186 U CN 201320236186U CN 203355186 U CN203355186 U CN 203355186U
- Authority
- CN
- China
- Prior art keywords
- atomization
- water
- spout
- vortex
- current
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 239000007921 spray Substances 0.000 title claims abstract description 12
- 238000000889 atomisation Methods 0.000 claims abstract description 62
- 230000001133 acceleration Effects 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 abstract description 2
- 238000005507 spraying Methods 0.000 abstract 2
- 230000005611 electricity Effects 0.000 abstract 1
- 231100001261 hazardous Toxicity 0.000 abstract 1
- 238000007670 refining Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 4
- 229920000459 Nitrile rubber Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000003190 augmentative effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Landscapes
- Nozzles (AREA)
Abstract
A water spray nozzle adopts a double-stage vortex atomizing structure, and the appearance is cylindrical; an O-shaped sealing ring is nested in a groove in an end surface of a body, an atomizing core is connected with the body through a straight thread, and the O-shaped sealing ring is compressed for sealing; during spraying, a water flow is pressurized to surge from an inlet of the body and is divided into three water flows; a first water flow rushes to a nozzle through an atomizing core water inlet and a center channel; a second water flow passes through a first vortex atomizing flow channel of the atomizing core, enters the center channel for rotational acceleration and flows to the nozzle; a third water flow enters a tail vortex atomizing flow channel through an annular gap between the body and the atomizing core, and rotational acceleration and atomization are performed on the water flow again; and the water flow is broken up into fogdrop groups by the water nozzle, and sprayed out in a solid cone shape according to a set angle. The water spray nozzle belongs to the field of fire protection and extinguishment; the problems that a conventional water spray nozzle is small in spray flow, large in fogdrop diameter, and short in spraying distance are solved; the water spray nozzle comprises the body, the O-shaped sealing ring and the atomizing core; and the water spray nozzle has a wide application prospect in the fields of electricity, a ship, a refining device and a hazardous article storage tank.
Description
Technical field
The utility model relates to a kind of for fire protection sector, and inlet water stream is carried out to the droplet group that the twin-stage vortex is atomized into Φ 0.3mm-φ 0.6mm, the waterfog head spurted by predetermined angular; Promoted and spurted flow, strengthened the atomization ability under the uniform pressure, solved the problem that current waterfog head fogdrop diameter is large, jet length is short; Belong to the fire-fighting fire extinguishing field.
Background technology
Current GB GB5135.3-2003 waterfog head, the atomization core is single-stage, and atomization is insufficient, inhomogeneous, and flow is no more than 300L/min, jet length is short; Fogdrop diameter is bigger than normal, droplet group surface area is little, and heat absorption vaporization fire smothering usefulness is low, and water resource waste is bigger than normal; Such waterfog head can not meet the application requirements of boats and ships, chemical industry, electric power etc.
Summary of the invention
In order to solve conventional waterfog head, to spurt flow less than normal, the problem that atomization is insufficient, fogdrop diameter is large, jet length is short.The utility model provides a kind of waterfog head, adopts twin-stage vortex atomization structure, and it is cylindric that profile is, atomization core water inlet, center trace keeps concentric with spout, there is chopped-off head, final stage twin-stage vortex atomization runner, vortex atomization runner and endoporus are tangent, while spurting, pressure flow is poured into from the body entrance, be divided into three strands of current: first strand of current is directly by atomization core water inlet, center trace washes away to spout, second strand of current is through chopped-off head vortex atomization runner, enter center trace and be rotated acceleration to the spout diffluence, the 3rd strand of current are by final stage vortex atomization runner, again water flow rotary is accelerated to atomization, through spout, current are decomposed into to fine and closely woven droplet group, by the angle of setting, spray out.The utility model is with a wide range of applications at electric power, boats and ships, chemical industry, refinery device, dangerous material storage tank etc., is particularly suitable for large tracts of land and leaks valve, the joint burnt and the intensity of a fire realization covering compacting with pressure of emergency episode dangerous material exhaust of oil mouth is put out a fire.
The utility model is achieved in that waterfog head is comprised of body (1), O RunddichtringO (2), atomization core (3).The O RunddichtringO is enclosed within the groove of body end face, and the atomization core is connected with body by straight thread, compresses the sealing of O RunddichtringO, while spurting, pressure flow is poured into from the body entrance, be divided into three strands of current: the current of first strand are directly by atomization core water inlet, center trace washes away to spout, the current of second strand are through the chopped-off head vortex atomization runner of atomization core, enter center trace and be rotated acceleration to the spout diffluence, the 3rd strand of current enter final stage vortex atomization runner by the annular space between body and atomization core, again water flow rotary is accelerated to atomization, through spout convergent cone section, straight spout, current are decomposed into to Φ 0.3mm-φ 0.6mm droplet group, being the filled circles taper by 90 ° that set sprays out.
The beneficial effects of the utility model are: realized the large flow of 500L/min, atomization is fine and closely woven evenly, and fogdrop diameter is Φ 0.3mm-φ 0.6mm; Improved the jet length of waterfog head, taken full advantage of hydraulic energy, strengthened the usefulness that waterfog head covers the compacting fire extinguishing, the intensity of a fire with pressure of emergency episode dangerous material exhaust of oil mouth has been realized to the instantaneous effect of putting out.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is section of structure of the present utility model.
Fig. 2 is outline drawing of the present utility model.
Fig. 3 is the vital part in the utility model: atomization core profile.
The specific embodiment
Waterfog head is comprised of body, O RunddichtringO, atomization core, adopts twin-stage vortex atomization structure, and it is cylindric that profile is, atomization core water inlet, center trace keep concentric with spout, have chopped-off head, final stage twin-stage vortex atomization runner, and vortex atomization runner and endoporus are tangent, and chopped-off head vortex atomization runner becomes 30 ° of oblique angles to the spout side, the O RunddichtringO is enclosed within the groove of body end face, and the atomization core is connected with body by straight thread, compresses the sealing of O RunddichtringO, while spurting, pressure flow is poured into from the body entrance, be divided into three strands of current, first strand of current is directly by atomization core water inlet, center trace washes away to spout, the current of second strand are through the chopped-off head vortex atomization runner of atomization core, enter center trace and be rotated acceleration to the spout diffluence, the 3rd strand of current enter final stage vortex atomization runner by the annular space between body and atomization core, again water flow rotary is accelerated to atomization, augmented flow and kinetic energy, continue to strengthen water flow dynamic energy through spout convergent cone section, arrive straight spout, current are decomposed into to Φ 0.3mm-φ 0.6mm droplet group, being the filled circles taper by 90 ° that set sprays out.The technical scheme in the invention for solving the technical problem is: the characteristic of property by hydrodynamics, waterfog head designs core component of the present utility model-atomization core, adopt the processing of ledrite bar, its water inlet, center trace keep concentric with spout, there is chopped-off head, final stage twin-stage vortex atomization runner, vortex atomization runner and endoporus are tangent, and chopped-off head vortex atomization runner becomes 30 ° of oblique angles to the spout side; Its hydraulic model directly washes away to spout by atomization core water inlet, center trace for one current; The current of second strand, through the chopped-off head vortex atomization runner of atomization core, enter center trace and are rotated acceleration to the spout diffluence, and chopped-off head vortex atomization runner becomes 30 ° of oblique angles to the spout side, have improved the dash that water is vowed; The 3rd strand of current enter final stage vortex atomization runner by the annular space between body and atomization core, again water flow rotary are accelerated to atomization; Atomization flow, through spout convergent cone section, straight spout, is decomposed into Φ 0.3mm-φ 0.6mm droplet group by current, is the filled circles taper by 90 ° that set and sprays out, and has solved the problem that conventional waterfog head atomization is insufficient, inhomogeneous, jet length is short; The body of waterfog head adopts the ledrite hot investment casting by the machining moulding, chromium plating preservative treatment afterwards; The O RunddichtringO adopts acrylonitrile-butadiene rubber, is designed to the embedded groove type hermetically-sealed construction.
1) material: body, atomization core adopt lead brass alloy, and the O RunddichtringO adopts acrylonitrile-butadiene rubber;
2) Applicable media: seawater, fresh water, AFFF mixed liquor;
3) rated operating pressure: 0.35MPa;
4) metered flow: 500L/min;
5) jet length: >=10m;
6) atomizing angle: 90 °;
7) fogdrop diameter: Φ 0.3mm-φ 0.6mm;
8) working pressure range: 0.35MPa-1.2MPa;
9) seal test pressure: 1.2MPa, non-leakage, indeformable;
10) import connecting thread: R
c2 ";
11) mounting means: level, sagging, oblique installation;
12) be applicable to solid, liquid and electrical fire.
Claims (2)
1. a waterfog head, is characterized in that adopting twin-stage vortex atomization structure, and it is cylindric that profile is; Waterfog head is comprised of body (1), O RunddichtringO (2), atomization core (3); The O RunddichtringO is enclosed within the groove of body end face, and the atomization core is connected with body by straight thread, compresses the sealing of O RunddichtringO; While spurting, pressure flow is poured into from the body entrance, be divided into three strands of current, first strand of current directly washes away to spout by atomization core water inlet, center trace, the chopped-off head vortex atomization runner of second strand of current process atomization core, enter center trace and be rotated acceleration to the spout diffluence, the 3rd strand of current enter final stage vortex atomization runner by the annular space between body and atomization core, again water flow rotary is accelerated to atomization, through spout convergent cone section, straight spout, current are decomposed into to the droplet group, are the filled circles taper by the angle of setting and spray out.
2. waterfog head according to claim 1, is characterized in that sealed core water inlet, center trace keep concentric with spout, has chopped-off head, final stage twin-stage vortex atomization runner, and vortex atomization runner and endoporus are tangent; Chopped-off head vortex atomization runner becomes 30 ° of oblique angles to the spout side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320236186 CN203355186U (en) | 2013-05-02 | 2013-05-02 | Water spray nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320236186 CN203355186U (en) | 2013-05-02 | 2013-05-02 | Water spray nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203355186U true CN203355186U (en) | 2013-12-25 |
Family
ID=49803013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320236186 Expired - Fee Related CN203355186U (en) | 2013-05-02 | 2013-05-02 | Water spray nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203355186U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112295147A (en) * | 2020-09-28 | 2021-02-02 | 九江中船长安消防设备有限公司 | Multifunctional elevating fire-fighting robot |
-
2013
- 2013-05-02 CN CN 201320236186 patent/CN203355186U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112295147A (en) * | 2020-09-28 | 2021-02-02 | 九江中船长安消防设备有限公司 | Multifunctional elevating fire-fighting robot |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102441246B (en) | Rotary water mist sprayer | |
| CN201127917Y (en) | Universal sprayer | |
| CN206286086U (en) | A kind of air atomizer spray nozzle | |
| CN102240428B (en) | Self-pushing and spraying water mist spray nozzle | |
| CN104147732A (en) | Low-flow water mist sprayer | |
| CN203355188U (en) | Foam spray nozzle | |
| CN104107919A (en) | High-pressure water atomizing nozzle | |
| CN102553115A (en) | Anti-dripping fine water mist spray head | |
| CN203989636U (en) | A kind of low discharge fine mist spray head | |
| CN203355186U (en) | Water spray nozzle | |
| CN103100170A (en) | Spray nozzle | |
| CN202951587U (en) | Rotating nozzle device for high pressure washer | |
| CN202289279U (en) | Water mist nozzle | |
| CN204723650U (en) | A kind of double atomization shower nozzle being applicable to transmission line forest fire fire extinguishing | |
| CN202169032U (en) | Vortex type water mist jet head | |
| CN203564678U (en) | High-pressure micro water fog spray head | |
| CN202355751U (en) | Superfine dry powder sprayer | |
| CN203264110U (en) | Water curtain nozzle | |
| CN109432670A (en) | A kind of marine low-pressure atomizer | |
| CN203017622U (en) | Rotary spray head | |
| CN104906730A (en) | Two-grade atomization nozzle applicable to fire extinguishment of power transmission line mountain fire | |
| CN104162244A (en) | Spray nozzle | |
| CN202446705U (en) | Large-flow vortex spray nozzle | |
| CN103008131A (en) | Rotary spray head device for high-pressure cleaning machine | |
| CN203355185U (en) | Water curtain spray nozzle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20170502 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |