CN216629508U - Combined atomizing spray head - Google Patents
Combined atomizing spray head Download PDFInfo
- Publication number
- CN216629508U CN216629508U CN202121653315.8U CN202121653315U CN216629508U CN 216629508 U CN216629508 U CN 216629508U CN 202121653315 U CN202121653315 U CN 202121653315U CN 216629508 U CN216629508 U CN 216629508U
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- spray head
- connecting part
- swirler
- conical cavity
- cavity
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/28—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture specially adapted for farming
Abstract
A combined atomizing spray head comprises a spray head main body, wherein a connecting part and the connecting part are integrally formed, the connecting part is in a hollow tubular shape, the outer ring of the connecting part is provided with threads, and the connecting part is connected with a water pipe of a water mist fire extinguishing system through the threads; the outer contour of the sprayer body is hemispherical, the interior of the sprayer body is provided with a conical cavity, a plurality of centrifugal nozzles are arranged in the direction from the conical cavity to the outer contour, a plurality of jet-type spray holes are formed in the positions near the centrifugal nozzles, and the centrifugal nozzles and the jet-type spray holes are distributed on the sprayer body in an annular mode. The utility model adopts the direct energy and the rotation energy of the high-pressure water, improves the radial momentum of the fine water mist and enlarges the atomization angle of the high-pressure fine water mist, so that the coverage area of the fine water mist is enlarged, the penetrating power of the mist beam is enhanced, the range is increased, the effective and rapid fire extinguishing is ensured, and the fire extinguishing efficiency is improved.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to the field of fire fighting equipment, in particular to a combined atomizing nozzle.
[ background of the utility model ]
The water mist fire extinguishing system as one new kind of replacing technology has excellent characteristic and is suitable for extinguishing A, B, C and electric fire. Due to the advanced fire extinguishing mechanism, the application of the fire extinguishing agent is basically not limited by places, and the fire extinguishing agent can be applied to land, sea and space, and is particularly effective for local protection of high-risk places and protection of closed spaces. Such as petrochemical industry, military equipment, coal industry, medicine, food processing industry, ancient buildings, archives, commercial and civil buildings, subways, tunnels, large transportation vehicles, surface ships, aerospace, power, electronics industry, fire brigade and forest polices.
The spray head used by the water mist fire extinguishing system comprises a centrifugal type atomizing spray head and a jet type atomizing spray head, and the centrifugal type atomizing spray head has the characteristics of fine droplet particle size, small droplet momentum, weak mist beam impact force of the whole spray head and the like; the jet type atomizing spray head has the characteristics of relatively thick droplet particle size, large droplet momentum, strong mist beam impact force of the whole spray head and the like; however, both types of spray heads have their own disadvantages for class B (oil) fires; the centrifugal atomizing nozzle has fine droplet particle size, small droplet momentum and weak mist beam impact force of the whole nozzle, so that the droplets can not effectively reach the root of a fire source; the jet type atomizing spray head has relatively thick fog drop grain size, large fog drop momentum and strong fog beam impact force of the whole spray head, but the thick fog drop extinguishing effect is not ideal.
Therefore, the problem to be solved in the field is to provide a combined atomizing spray head with high comprehensive performance.
[ Utility model ] content
Aiming at the problems, the utility model adopts the direct injection energy and the rotation energy of high-pressure water, improves the radial momentum of the fine water mist, enlarges the atomization angle of the high-pressure fine water mist, enlarges the coverage area of the fine water mist, enhances the penetrating power of a mist beam, increases the range, ensures effective and rapid fire extinguishing, and improves the fire extinguishing efficiency.
In order to solve the problems, the utility model provides a combined atomizing spray head, which comprises a spray head main body, wherein a connecting part and the connecting part are integrally formed, the connecting part is in a hollow tubular shape, the outer ring of the connecting part is provided with threads, and the connecting part is connected with a water pipe of a water mist fire extinguishing system through the threads; the outer contour of the sprayer body is hemispherical, the interior of the sprayer body is provided with a conical cavity, a plurality of centrifugal nozzles are arranged in the direction from the conical cavity to the outer contour, a plurality of jet-type spray holes are formed in the positions near the centrifugal nozzles, and the centrifugal nozzles and the jet-type spray holes are distributed on the sprayer body in an annular mode.
Further, the centrifugal nozzle is obliquely embedded in the spray head body and comprises a shell connected with the spray head body and a swirler positioned inside the shell.
Furthermore, a vortex device installation cavity, a water gathering port, a small hole and a water outlet are formed in the shell, wherein the vortex device installation cavity is a cylindrical cavity, the water gathering port is a conical cavity, the top end of the conical cavity is communicated with the small hole, the water outlet is a conical cavity, and the bottom end of the conical cavity is communicated with the small hole.
Furthermore, the swirler is cylindrical, the top of the swirler is chamfered, the side surface of the swirler is provided with two inclined guide grooves, and the two guide grooves are distributed in central symmetry.
Furthermore, the top end of the jet type spray hole penetrates through the spray head main body to be communicated with the outside, and the bottom end of the jet type spray hole is communicated with the conical cavity.
Furthermore, the utility model adopts the direct energy and the rotation energy of the high-pressure water, improves the radial momentum of the fine water mist and enlarges the atomization angle of the high-pressure fine water mist, so that the coverage area of the fine water mist is enlarged, the penetrating power of the mist beam is enhanced, the range is increased, the effective and rapid fire extinguishing is ensured, and the fire extinguishing efficiency is improved.
[ description of the drawings ]
FIG. 1 is a schematic structural diagram of a combined atomizer according to the present invention.
Fig. 2 is a cross-sectional view of the composite atomizer of the present invention.
FIG. 3 is a schematic view of the centrifugal nozzle according to the present invention.
FIG. 4 is a schematic view of the construction of the swirler of the present invention.
Fig. 5 is a schematic view of a jet nozzle hole in the present invention.
[ detailed description ] embodiments
The directional terms of the present invention, such as "up", "down", "front", "back", "left", "right", "inner", "outer", "side", etc., are only directions in the drawings, and are only used to explain and illustrate the present invention, but not to limit the scope of the present invention.
Referring to fig. 1 and 2, the combined atomizing nozzle of the present invention comprises a nozzle body 2 formed by a connecting part 1 and the connecting part in an integral manner, wherein the connecting part is in a hollow tubular shape, has threads on the outer ring thereof, and is connected with a water pipe of a water mist fire extinguishing system through the threads; the outer contour of the sprayer body 2 is hemispherical, the conical cavity 201 is arranged in the sprayer body 2, the centrifugal nozzles 3 are installed in the direction from the conical cavity 201 to the outer contour, the jet type spray holes 4 are formed in the positions near the centrifugal nozzles, the centrifugal nozzles 3 and the jet type spray holes 4 are distributed on the sprayer body 2 in an annular mode, and high-pressure water generated by a water supply end enters the conical cavity 201 along a water pipe and then is sprayed out through the centrifugal nozzles 3 and the jet type spray holes 4.
Referring to fig. 3 and 4, a schematic structural diagram of a centrifugal nozzle 3 in the combined atomizing spray head of the present invention is shown, the centrifugal nozzle 3 is obliquely embedded in the spray head main body 2, and includes a housing 301 connected to the spray head main body 2 and a swirler 302 located inside the housing, a swirler mounting cavity 3011, a water gathering port 3012, a small hole 3013 and a water outlet 3014 are formed inside the housing 301, wherein the swirler mounting cavity 3011 is a cylindrical cavity, the water gathering port 3012 is a conical cavity, the top end of the water gathering port 3012 is communicated with the small hole 3013, the water outlet 3014 is a conical cavity, and the bottom end of the water gathering port 3014 is communicated with the small hole 3013; the swirler 302 is cylindrical, the top of the swirler is chamfered, the side of the swirler is provided with two inclined guide grooves 3021, and the two guide grooves are distributed in a central symmetry manner.
Referring to fig. 5, the top end of the jet type spray hole 4 passes through the spray head main body 2 to be communicated with the outside, and the bottom end is communicated with the conical cavity 201.
The utility model adopts the direct energy and the rotation energy of the high-pressure water, improves the radial momentum of the fine water mist and enlarges the atomization angle of the high-pressure fine water mist, so that the coverage area of the fine water mist is enlarged, the penetrating power of the mist beam is enhanced, the range is increased, the effective and rapid fire extinguishing is ensured, and the fire extinguishing efficiency is improved.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The combined atomizing spray head is characterized by comprising a connecting part (1) and a spray head main body (2) which is integrally formed with the connecting part, wherein the connecting part is in a hollow tubular shape, is provided with threads on the outer ring and is connected with a water pipe of a water mist fire extinguishing system through the threads; the outer contour of the sprayer body (2) is hemispherical, the conical cavity (201) is arranged in the sprayer body, the centrifugal nozzles (3) are installed in the direction of the outward contour of the conical cavity (201), the jet type spray holes (4) are formed in the positions near the centrifugal nozzles, and the centrifugal nozzles (3) and the jet type spray holes (4) are distributed on the sprayer body (2) in an annular mode.
2. A combined atomiser head according to claim 1, characterised in that the centrifugal nozzle (3) is embedded in the head body (2) in a slanted manner and comprises a housing (301) connected to the head body (2) and a swirler (302) located inside the housing.
3. The combined atomizing spray head of claim 2, wherein a swirler mounting cavity (3011), a water collecting port (3012), a small hole (3013) and a water outlet (3014) are formed in the housing (301), wherein the swirler mounting cavity (3011) is a cylindrical cavity, the water collecting port (3012) is a conical cavity, the top end of the swirler mounting cavity is communicated with the small hole (3013), the water outlet (3014) is a conical cavity, and the bottom end of the water outlet is communicated with the small hole (3013).
4. The combined atomizing nozzle according to claim 2, wherein the swirler (302) is cylindrical, the top of the swirler is chamfered, the side of the swirler is provided with two inclined guide grooves (3021), and the two guide grooves are distributed in a central symmetry manner.
5. The combined atomizing spray head according to claim 1, characterized in that the top end of the jet spray hole (4) passes through the spray head body (2) to communicate with the outside, and the bottom end thereof is communicated with the conical cavity (201).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121653315.8U CN216629508U (en) | 2021-07-20 | 2021-07-20 | Combined atomizing spray head |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121653315.8U CN216629508U (en) | 2021-07-20 | 2021-07-20 | Combined atomizing spray head |
Publications (1)
Publication Number | Publication Date |
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CN216629508U true CN216629508U (en) | 2022-05-31 |
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Family Applications (1)
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CN202121653315.8U Active CN216629508U (en) | 2021-07-20 | 2021-07-20 | Combined atomizing spray head |
Country Status (1)
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CN (1) | CN216629508U (en) |
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2021
- 2021-07-20 CN CN202121653315.8U patent/CN216629508U/en active Active
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