CN216855577U - Water mist fire control nozzle - Google Patents
Water mist fire control nozzle Download PDFInfo
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- CN216855577U CN216855577U CN202123204289.3U CN202123204289U CN216855577U CN 216855577 U CN216855577 U CN 216855577U CN 202123204289 U CN202123204289 U CN 202123204289U CN 216855577 U CN216855577 U CN 216855577U
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- water
- water inlet
- joint
- inlet channel
- nozzle
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Abstract
The utility model relates to a water mist fire-fighting nozzle, which belongs to the technical field of fire-fighting nozzles and comprises a joint and a nozzle main body connected with the joint, wherein a water inlet is formed in the joint, a water inlet channel communicated with the water inlet is formed in the nozzle main body, nozzles are uniformly distributed on the nozzle main body, the nozzles are connected with the water inlet channel through a water outlet channel, and a water leakage prevention device is arranged in the water outlet channel and is movably connected with the water inlet channel; the water leakage preventing device comprises a mounting frame and a movable plug, the movable plug is connected with the mounting frame through a spring, the mounting frame is fixed in the water outlet channel, and the movable plug is movably connected with the water inlet channel. According to the utility model, the water leakage prevention device is arranged, after the use is finished, the water pressure is insufficient to move the water leakage prevention device out of the water inlet channel, and the water inlet channel is blocked, so that water leakage is avoided; through setting up sealing device, avoid water to spill from the gap of junction.
Description
Technical Field
The utility model belongs to the technical field of fire-fighting nozzles, and particularly relates to a water mist fire-fighting nozzle.
Background
The water mist fire extinguishing technology is a new water fire extinguishing technology, which utilizes a water mist nozzle to decompose water flow into mist drops with the diameter Dv99 (the volume fraction is 99 percent of the particle diameter) less than 400 mu m under higher pressure for fire extinguishing. The atomization of the aqueous medium can increase the surface area of liquid per unit volume and improve the heat absorption efficiency.
There are still many areas to be improved for fire fighting sprinkler heads, such as a medium-high pressure water mist sprinkler head with the authorization publication number CN 206688071U, as shown in fig. 1, which has the following problems:
1. when the fire control nozzle is closed, residual water in the water pipe is easy to leak out and is inconvenient to store.
2. When the fire control shower nozzle is used, water flows out from the gap of the joint easily, so that the water pressure is reduced, and the water atomization effect is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides a water mist fire-fighting nozzle, by arranging a water leakage prevention device, when the fire-fighting nozzle is closed, the water pressure is not enough to move the water leakage prevention device out of a water inlet channel, the water inlet channel is blocked, and water leakage is avoided; through setting up sealing device, avoid water to spill from the gap of junction.
The purpose of the utility model can be realized by the following technical scheme:
a water mist fire-fighting nozzle comprises a joint and a nozzle main body connected with the joint, wherein a water inlet is formed in the joint, a water inlet channel communicated with the water inlet is formed in the nozzle main body, nozzles are uniformly distributed on the nozzle main body, the nozzles are connected with the water inlet channel through a water outlet channel, a water leakage prevention device is arranged in the water outlet channel, and the water leakage prevention device is movably connected with the water inlet channel;
the water leakage preventing device comprises a mounting frame and a movable plug, the movable plug is connected with the mounting frame through a spring, the mounting frame is fixed in the water outlet channel, and the movable plug is movably connected with the water inlet channel.
As a preferred technical scheme of the utility model, the mounting frame is symmetrically provided with sliding grooves, the movable plugs are provided with sliding blocks matched with the sliding grooves, and the sliding blocks are in sliding connection with the corresponding sliding grooves.
As a preferable technical scheme of the utility model, the connection part of the spray head main body and the joint and the connection part of the spray nozzle and the spray head main body are both provided with sealing devices.
As a preferable technical solution of the present invention, the sealing device is an O-ring.
As a preferable technical scheme of the utility model, a spiral channel communicated with the water outlet channel is arranged in the nozzle.
As a preferable technical scheme of the utility model, the spray head main body is in a round table shape, and one end face and a conical face of the spray head main body, which are far away from the joint, are provided with nozzles.
In a preferred embodiment of the present invention, the number of the nozzles provided on the conical surface of the head main body is 6.
The utility model has the beneficial effects that:
(1) by arranging the water leakage prevention device, when the water leakage prevention device is used, the water leakage prevention device is moved out of the water inlet channel under the pressure action of water, and water flows through the water outlet channel and is finally sprayed out of the nozzle; after the water leakage preventing device is used, the water pressure is not enough to move the water leakage preventing device out of the water inlet channel, the water inlet channel is blocked, and water leakage is avoided.
(2) Through setting up sealing device, avoid water to spill from the gap of junction.
(3) The nozzle is arranged on the conical surface of the nozzle body and the end surface far away from the joint, so that the water mist is sprayed out from all directions, and the contact area of the water mist is enlarged.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a prior art drawing;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is a bottom view of the present invention;
FIG. 4 is a sectional view of the water leakage preventing device;
description of the main element symbols:
in the figure: 1. a joint; 2. a nozzle body; 3. a water inlet; 4. a water inlet channel; 5. a water outlet channel; 6. a nozzle; 7. a water leakage prevention device; 71. a mounting frame; 72. a movable plug; 73. a spring; 74. A chute; 75. a slider; 8. a sealing device; 81. an O-shaped sealing ring.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the intended purpose of the utility model, the following detailed description is given for the specific embodiments, structures, features and effects of the present invention in conjunction with the accompanying drawings and preferred embodiments.
Referring to fig. 2-4, a water mist fire sprinkler comprises a joint 1 and a sprinkler body 2 connected with the joint 1, wherein the joint 1 is provided with a water inlet 3, the sprinkler body 2 is provided with a water inlet channel 4 communicated with the water inlet 3, nozzles 6 are uniformly distributed on the sprinkler body 2, a spiral channel is arranged in each nozzle 6, the spiral channel is connected with the water inlet channel 4 through a water outlet channel 5, a water leakage prevention device 7 is arranged in the water outlet channel 5, and the water leakage prevention device 7 is movably connected with the water inlet channel 4;
the water leakage preventing device 7 comprises a mounting frame 71 and a movable plug 72, the movable plug 72 is connected with the mounting frame 71 through a spring 73, the mounting frame 71 is fixed in the water outlet channel 5, and the movable plug 72 is movably connected with the water inlet channel 4.
In this embodiment, the water pipe is connected with the joint 1, and after the fire nozzle is opened, water enters from the water inlet 3, passes through the water inlet channel 4 and the water outlet channel 5, and is finally sprayed out from the spiral channel of the nozzle 6 to form water mist. By arranging the water leakage prevention device 7, when the water leakage prevention device 7 is used, the water leakage prevention device 7 is moved out of the water inlet channel 4 under the pressure action of water, and water flow can smoothly pass through the water leakage prevention device; after the use is finished, the water pressure is not enough to move the water leakage prevention device 7 out of the water inlet channel 4, and the water inlet channel 4 is blocked, so that water leakage is avoided.
The water leakage preventing device 7 is provided with a movable plug 72, a spring 73 and a mounting frame 71, and when the water leakage preventing device is used, the movable plug 72 is completely pushed out from the water inlet channel 4 by water pressure; after the use, the water pressure is reduced, and the movable plug 72 returns to the initial position under the action of the spring 73, so that water leakage is avoided.
Specifically, the mounting frame 71 is symmetrically provided with sliding grooves 74, the movable plug 72 is provided with sliding blocks 75 matched with the sliding grooves 74, and the sliding blocks 75 are slidably connected with the corresponding sliding grooves 74.
In this embodiment, the sliding block 75 and the sliding groove 74 play a guiding role to assist the movable plug 72 to move.
Specifically, the connection part of the spray head main body 2 and the joint 1 and the connection part of the nozzle 6 and the spray head main body 2 are both provided with sealing devices 8.
The sealing device 8 is an O-ring 81.
In this embodiment, the sealing device 8 is provided to prevent water from leaking from the gap at the joint.
Specifically, the nozzle body 2 is in a circular truncated cone shape, and a nozzle 6 is arranged on one end face and a conical face of the nozzle body 2, which are far away from the joint 1.
The number of the nozzles 6 provided on the conical surface of the head main body 2 is 6.
In this embodiment, the nozzle 6 is provided on the conical surface of the head body 2 and the end surface far from the joint 1, so that the water mist is discharged from all directions, and the area of contact of the water mist is enlarged.
The number of the nozzles 6 on the conical surface of the nozzle body 2 is 6, so that the area corresponding to the conical surface can be covered by water mist, and the fire extinguishing efficiency is improved.
The working principle and the using process of the utility model are as follows:
is connected with a water pipe through the connector 1, when in use, water enters the water inlet channel 4 from the water inlet 3, the movable plug 72 is moved out from the water inlet channel 4 under the pressure action of the water, and the water flows through the water outlet channel 5 and is finally sprayed out from the spiral channel of the nozzle 6 to form water mist. After the use is finished, the water pressure is not enough to move the movable plug 72 out of the water inlet channel 4, and the water inlet channel 4 is blocked, so that water leakage is avoided.
Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (6)
1. The utility model provides a thin water smoke fire control shower nozzle, includes joint (1) and shower nozzle main part (2) that are connected with joint (1), seted up water inlet (3) on joint (1), seted up on shower nozzle main part (2) with communicating income water passageway (4) of water inlet (3), its characterized in that: the spray head comprises a spray head body (2), wherein spray nozzles (6) are uniformly distributed on the spray head body (2), the spray nozzles (6) are connected with a water inlet channel (4) through a water outlet channel (5), a water leakage prevention device (7) is arranged in the water outlet channel (5), and the water leakage prevention device (7) is movably connected with the water inlet channel (4);
the water leakage preventing device (7) comprises an installation frame (71) and a movable plug (72), the movable plug (72) is connected with the installation frame (71) through a spring (73), the installation frame (71) is fixed in the water outlet channel (5), and the movable plug (72) is movably connected with the water inlet channel (4);
spout (74) have been seted up to the symmetry on mounting bracket (71), be provided with on activity stopper (72) with spout (74) assorted slider (75), slider (75) and corresponding spout (74) sliding connection.
2. The water mist fire sprinkler head of claim 1, wherein: and sealing devices (8) are arranged at the joint of the sprayer body (2) and the joint (1) and the joint of the nozzle (6) and the sprayer body (2).
3. A water mist fire sprinkler head according to claim 2, characterized in that: the sealing device (8) is an O-shaped sealing ring (81).
4. The water mist fire sprinkler head of claim 1, wherein: and a spiral channel communicated with the water outlet channel (5) is formed in the nozzle (6).
5. The water mist fire sprinkler head of claim 1, wherein: the spray head main body (2) is in a circular truncated cone shape, and one end face and a conical face, far away from the joint (1), of the spray head main body (2) are provided with spray nozzles (6).
6. A water mist fire sprinkler head according to claim 5, characterized in that: the number of the nozzles (6) arranged on the conical surface of the spray head main body (2) is 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123204289.3U CN216855577U (en) | 2021-12-17 | 2021-12-17 | Water mist fire control nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123204289.3U CN216855577U (en) | 2021-12-17 | 2021-12-17 | Water mist fire control nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216855577U true CN216855577U (en) | 2022-07-01 |
Family
ID=82147643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123204289.3U Active CN216855577U (en) | 2021-12-17 | 2021-12-17 | Water mist fire control nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216855577U (en) |
-
2021
- 2021-12-17 CN CN202123204289.3U patent/CN216855577U/en active Active
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