CN211273287U - Atomizing nozzle for fire-fighting water mist - Google Patents
Atomizing nozzle for fire-fighting water mist Download PDFInfo
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- CN211273287U CN211273287U CN201921382425.8U CN201921382425U CN211273287U CN 211273287 U CN211273287 U CN 211273287U CN 201921382425 U CN201921382425 U CN 201921382425U CN 211273287 U CN211273287 U CN 211273287U
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- stepped hole
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Abstract
The utility model relates to an atomizing nozzle for fire-fighting water mist, which comprises a nozzle cover and a nozzle body which are connected by screw threads, wherein a jet orifice is formed at the center of one end of the nozzle cover, and the other end is connected with the nozzle body; a through stepped hole is formed in the nozzle body along the axis direction, the small-diameter section of the stepped hole is communicated with the jet orifice, and a flow guide block capable of atomizing high-pressure water flow is embedded in the stepped hole; the flow guide block is provided with a rhombohedron along the axis, two adjacent rhombohedrons of the rhombohedron respectively extend towards two sides to form arc bodies, and each arc body is provided with a flow guide opening. The utility model discloses well high pressure rivers are divided into two rivers by the rhombohedral earlier and then strike the atomizing granule that the arc body formed the micron order separately, before reacing the jet, rivers form the atomizing granule and the water smoke state that presents after the striking, consequently, from jet spun water smoke density even, the spray surface density that atomizer formed is even, has guaranteed the fire extinguishing effect.
Description
Technical Field
The utility model relates to a fire-fighting equipment technical field, concretely relates to atomizer for fire control water mist.
Background
When a sensing device senses smoke and fire, high-pressure water flow in the fire fighting pipeline is sprayed out through a spray opening of the atomizing nozzle to form water mist; the shower nozzle on the existing market generally extrudes high-pressure water flow through the jet orifice to form atomization effect, but the water pressure that the jet orifice edge received is lower than the water pressure that the jet orifice center department received, causes the atomization effect of jet orifice edge position not good, has the water droplet phenomenon of drippage even, leads to spray face density distribution inhomogeneous and influence the fire extinguishing effect.
Disclosure of Invention
The utility model discloses a solve the atomization effect of the atomizer jet orifice border position of current fire control water mist not good, there is the water droplet phenomenon of drippage even, lead to spraying that surface density distributes inhomogeneous and influence the problem of fire extinguishing effect, provided an atomizer for fire control water mist, form atomizing granule again from the jet blowout through making high-pressure rivers at first striking water conservancy diversion piece, guarantee to spray surface density and distribute evenly.
In order to realize the purpose, the technical scheme of the utility model is that:
an atomizing nozzle for fire-fighting water mist comprises a nozzle cover and a nozzle body, wherein the nozzle cover comprises a cylinder and a hexagonal body; the nozzle body is of a three-section connected cylindrical structure and comprises mounting sections positioned at two ends and a connecting section for connecting the two mounting sections;
a through stepped hole is formed in the nozzle body along the axis direction, the stepped hole comprises a small-diameter section and a large-diameter section, the small-diameter section of the stepped hole is communicated with the jet orifice of the cylinder of the nozzle cover, and a flow guide block capable of atomizing high-pressure water flow is embedded in the stepped hole;
the flow guide block is provided with a rhombohedron along the axis, two adjacent rhombohedrons of the rhombohedron extend towards two sides respectively to form arc bodies, each arc body is provided with a flow guide opening, and the two flow guide openings are symmetrically distributed on two sides of the axis of the flow guide block.
Furthermore, the outer contours of the rhombus body and the arc body of the flow guide block are circular arcs with the same diameter as the small-diameter section of the stepped hole of the nozzle body.
Further, the large-diameter section and the small-diameter section of the nozzle body stepped hole and the jet orifice of the nozzle cover are coaxially arranged.
Further, the interior of the hexagonal body of the nozzle cap forms a mounting hole having an internal thread.
Furthermore, the outer wall of the nozzle body installation section is provided with external threads, and the outer diameter of the nozzle body installation section is smaller than that of the nozzle body connection section.
Through the technical scheme, the beneficial effects of the utility model are that:
the utility model discloses well high pressure rivers are divided into two rivers by the rhombohedral earlier, one of them rivers strike at a high speed and form the atomized particles of micron order after the upstream surface of an arc body rebounds, and the surface of a back of the body blowout of another arc body is passed through the water conservancy diversion mouth through the inner wall guide of arc body and shoulder hole major diameter section, just so formed two branches spiral alternative rivers, before reacing the jet, two branches rivers all form the atomized particles and the water smoke state that presents after striking, therefore, from jet spun water smoke density even, the spray surface density that atomizer formed is even, the fire extinguishing effect has been guaranteed.
Drawings
FIG. 1 is a front view of an atomizing head for fire-fighting water mist of the present invention;
FIG. 2 is a bottom view of the atomizing head for fire fighting water mist of the present invention;
fig. 3 is a schematic view of a flow guide block in an atomizer for fire-fighting water mist.
The reference numbers in the drawings are as follows: 1 is a nozzle cover, 101 is a cylinder, 102 is a hexagonal body, 103 is a jet orifice, 2 is a nozzle body, 201 is an installation section, 202 is a connection section, 203 is a stepped hole, 3 is a flow guide block, 301 is a rhombohedron, 302 is an arc-shaped body, and 303 is a flow guide opening.
Detailed Description
The invention will be further explained with reference to the drawings and the detailed description below:
as shown in fig. 1 to 3, an atomizing nozzle for fire-fighting water mist comprises a nozzle cover 1 and a nozzle body 2, wherein the nozzle cover 1 comprises a cylinder 101 and a hexagonal body 102, the hexagonal body 102 of the nozzle cover 1 is connected with the nozzle body 2, a jet orifice 103 is formed in the center of the cylinder 101 of the nozzle cover 1, and meanwhile, a mounting hole with internal threads is formed inside the hexagonal body 102 of the nozzle cover 1; the nozzle body 2 is a cylindrical structure with three connected sections, and comprises mounting sections 201 at two ends and a connecting section 202 for connecting the two mounting sections 201, specifically, external threads are arranged on the outer walls of the mounting sections 201 of the nozzle body 2, and the outer diameter of the mounting sections 201 of the nozzle body 2 is smaller than that of the connecting section 202 of the nozzle body 2; a through stepped hole 203 is formed in the nozzle body 2 along the axial direction, the stepped hole 203 comprises a small-diameter section and a large-diameter section, the small-diameter section of the stepped hole 203 is communicated with the jet orifice 103 of the cylinder 101 of the nozzle cover 1, and specifically, the large-diameter section and the small-diameter section of the stepped hole 203 of the nozzle body 2 and the jet orifice 103 of the nozzle cover 1 are coaxially arranged; a flow guide block 3 which can atomize high-pressure water flow is embedded in the stepped hole 203.
In this embodiment, the flow guide block 3 has a rhombohedron 301 along the axis, two adjacent rhombohedrons of the rhombohedron 301 extend to two sides respectively to form arc bodies 302, each arc body 302 is provided with a flow guide port 303, and the two flow guide ports 303 are symmetrically distributed on two sides of the axis of the flow guide block 3; specifically, the outer contours of the rhombus 301 and the arc-shaped body 302 of the deflector 3 are circular arcs with the same diameter as the small-diameter section of the stepped hole 203 of the nozzle body 2, and meanwhile, the rhombus 301 of the deflector 3 is limited by the stepped surface of the stepped hole 203 of the nozzle body 2.
When the water spray nozzle is used, the installation section 201 of the nozzle body 2 is in threaded connection with a fire pipeline, when high-pressure water flow in the fire pipeline impacts the flow guide block 3, the high-pressure water flow is firstly divided into two water flows by the diamond body 301, one water flow impacts the upstream surface of one arc-shaped body 302 at a high speed to rebound to form micron-sized atomized particles, and the micron-sized atomized particles are guided by the arc-shaped body 302 and the inner wall of the large-diameter section of the stepped hole 203 to be sprayed out from the back surface of the other arc-shaped body 302 through the flow guide opening 303, so that two spiral alternative water flows are formed, before the water flows reach the spray opening 103, the two water flows are in a water spray state formed by the atomized particles after impact, and.
The above embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the invention, so that equivalent changes and modifications made according to the structure, characteristics and principles of the present invention are all included in the scope of the present invention.
Claims (5)
1. The atomizing nozzle for the fire-fighting water mist is characterized by comprising a nozzle cover (1) and a nozzle body (2), wherein the nozzle cover (1) comprises a cylinder (101) and a hexagonal body (102), the hexagonal body (102) of the nozzle cover (1) is connected with the nozzle body (2), and a jet orifice (103) is formed in the center of the cylinder (101) of the nozzle cover (1); the nozzle body (2) is of a cylindrical structure with three connected sections, and comprises mounting sections (201) positioned at two ends and a connecting section (202) for connecting the two mounting sections (201);
a through stepped hole (203) is formed in the nozzle body (2) along the axis direction, the stepped hole (203) comprises a small-diameter section and a large-diameter section, the small-diameter section of the stepped hole (203) is communicated with a jet orifice (103) of a cylinder (101) of the nozzle cover (1), and a flow guide block (3) capable of atomizing high-pressure water flow is embedded in the stepped hole (203);
the flow guide block (3) is provided with a rhombohedron (301) along the axis, two adjacent rhombohedrons of the rhombohedron (301) extend towards two sides respectively to form arc-shaped bodies (302), each arc-shaped body (302) is provided with a flow guide opening (303), and the two flow guide openings (303) are symmetrically distributed on two sides of the axis of the flow guide block (3).
2. An atomizer according to claim 1, characterized in that the outer contours of the rhombus (301) and the arc (302) of the deflector (3) are circular arcs of equal diameter to the small diameter section of the stepped bore (203) of the nozzle body (2).
3. An atomizer head according to claim 1, characterized in that the large-diameter and small-diameter sections of the stepped bore (203) of the nozzle body (2) and the discharge orifice (103) of the nozzle cover (1) are coaxially arranged.
4. A atomiser head for water mist for fire fighting, according to claim 1, characterised in that the interior of the hexagonal body (102) of the nozzle cap (1) forms a mounting hole with an internal thread.
5. An atomiser head for water mist for fire fighting, according to claim 1, characterised in that the outer walls of the nozzle body (2) mounting section (201) are provided with external threads, the outer diameter of the nozzle body (2) mounting section (201) being smaller than the outer diameter of the nozzle body (2) connecting section (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921382425.8U CN211273287U (en) | 2019-08-24 | 2019-08-24 | Atomizing nozzle for fire-fighting water mist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921382425.8U CN211273287U (en) | 2019-08-24 | 2019-08-24 | Atomizing nozzle for fire-fighting water mist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211273287U true CN211273287U (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921382425.8U Active CN211273287U (en) | 2019-08-24 | 2019-08-24 | Atomizing nozzle for fire-fighting water mist |
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| CN (1) | CN211273287U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113975691A (en) * | 2021-11-15 | 2022-01-28 | 应急管理部天津消防研究所 | Composite atomization type spray head |
-
2019
- 2019-08-24 CN CN201921382425.8U patent/CN211273287U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113975691A (en) * | 2021-11-15 | 2022-01-28 | 应急管理部天津消防研究所 | Composite atomization type spray head |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 475300 south of the west section of hanghai Road, industrial cluster area, Lankao County, Kaifeng City, Henan Province Patentee after: Fuerdun Fire Technology Co.,Ltd. Address before: 457300 South of West Section of Hanghai Road, Lankao County Industrial Cluster, Kaifeng City, Henan Province Patentee before: HENAN FURD FIRE CONTROL TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 475300 south of the west section of hanghai Road, industrial cluster area, Lankao County, Kaifeng City, Henan Province Patentee after: HENAN FURD FIRE CONTROL TECHNOLOGY Co.,Ltd. Address before: 475300 south of the west section of hanghai Road, industrial cluster area, Lankao County, Kaifeng City, Henan Province Patentee before: Fuerdun Fire Technology Co.,Ltd. |