CN218572709U - Fire-fighting spray head - Google Patents
Fire-fighting spray head Download PDFInfo
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- CN218572709U CN218572709U CN202222209907.1U CN202222209907U CN218572709U CN 218572709 U CN218572709 U CN 218572709U CN 202222209907 U CN202222209907 U CN 202222209907U CN 218572709 U CN218572709 U CN 218572709U
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Abstract
The utility model discloses a fire-fighting spray head, which is provided with a first fixed ring, a second fixed ring, a separation blade and the like in a shell. When the pressure of the water in the device is smaller than the supporting force provided by the springs, the blocking piece is tightly attached to the first fixed ring under the supporting force of the springs, so that the water can be sprayed out from the water spraying holes formed in the shell, and the spraying mode of the water flow state is obtained. When the pressure of water in the device is larger than the supporting force provided by the springs, the spring stroke is compressed, the slip ring moves downwards to gradually block the water spraying holes, and the water is prevented from being sprayed out of the water spraying holes. Meanwhile, the baffle plate moves downwards, a gap is formed between the baffle plate and the first fixed ring, a downward channel of water flow is opened, the water flow finally impacts the impeller after being guided by the guide cone core, and the water flow is finally changed into a water mist state. Make the utility model discloses can be according to the mode of spraying of the pressure automatic adjustment rivers of rivers, and then make the utility model discloses can provide two kinds of mode of rivers and water smoke.
Description
Technical Field
The utility model belongs to the technical field of the fire sprinkler, concretely relates to fire control atomising head.
Background
When a fire disaster happens, fire water is uniformly sprayed out through the spray head, the fire water has the fireproof effects of preventing flame from penetrating, absorbing heat and isolating smoke, and can be used for early extinguishing the high-risk fire disaster, so that a plurality of buildings such as large-scale factory buildings, workshops, halls, movie theaters and the like are provided with the fire-fighting spray heads. Common types of showerheads are: a droop type, an upright type, a normal type and a side wall type. The upright type spray head is the most common spray head type, the upright type spray head is vertically arranged on a water supply branch pipe, the water spraying shape is a parabolic shape, 80-100% of the total water quantity is sprayed downwards, and meanwhile, a part of the water is sprayed to a suspended ceiling, so that the upright type spray head is suitable for being arranged in places such as warehouses where more moving objects are and impact is easy to occur.
However, the existing fire-fighting spray head generally only has one spray mode, or the spray mode in a water flow state, or the spray mode in a water mist state, the spray mode cannot be changed, and the working state is single.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fire control atomising head to solve current fire control atomising head and only have one kind and spray the mode, problem that operating condition is single.
In order to achieve the above purpose, the utility model provides a following technical scheme: a fire-fighting spray head comprises a shell, wherein a second fixed ring is fixedly arranged on the inner wall of the shell, and a plurality of springs are fixedly arranged on the second fixed ring;
a first fixed ring is fixedly arranged on the inner wall of the shell, a blocking piece is movably arranged at the bottom of the first fixed ring, and the tops of the plurality of springs are respectively and fixedly connected with the bottom of the blocking piece;
a sliding ring is arranged in the shell, a plurality of supporting rods are fixedly arranged on the blocking piece, and the tops of the supporting rods are fixedly connected with the bottom of the sliding ring respectively;
a first fixing shaft is fixedly arranged at the bottom of the separation blade, a second fixing shaft is fixedly arranged at the bottom of the first fixing shaft, and an impeller is rotatably arranged outside the second fixing shaft;
a plurality of water spray holes are formed in the shell in an annular array.
Furthermore, a sealing cover is fixedly arranged at the top of the shell, and a flexible metal pipe is communicated with the sealing cover.
Furthermore, the bottom of the shell is fixedly provided with a limiting cover, and the limiting cover is in threaded connection with the shell.
Furthermore, the impeller is provided with a limiting hole along the rotation axis of the impeller, the second fixing shaft penetrates through the limiting hole, and a fixing block is fixedly arranged at the bottom of the second fixing shaft.
Furthermore, a flow guiding conical core is fixedly arranged on the first fixing shaft.
Further, the outer diameter of the slip ring coincides with the inner diameter of the housing.
Furthermore, the shell, the slip ring, the first fixed ring, the second fixed ring, the baffle, the first fixed shaft and the second fixed shaft are coaxially arranged.
The technical effects and advantages of the utility model are:
firstly: the utility model discloses be provided with first fixed ring and the fixed ring of second in the casing, be provided with a plurality of springs on the fixed ring of second, the fixed separation blade that is provided with in top of a plurality of springs. When the pressure of water in the device is smaller than the supporting force provided by the springs, the blocking piece is tightly attached to the first fixed ring under the supporting force of the springs, a downward channel of water flow is cut off, the water flow can only be sprayed out from the water spraying holes formed in the shell, and a spraying mode in a water flow state is obtained. When the pressure of water in the device is larger than the supporting force provided by the springs, the spring stroke is compressed, the slip ring moves downwards to gradually block the water spraying holes, and the water is prevented from being sprayed out of the water spraying holes. And meanwhile, the baffle plate moves downwards, a gap is formed between the baffle plate and the first fixed ring, a downward channel of water flow is opened, the water flow is finally guided by the guide cone core and then impacts on the impeller, and the impeller starts to rotate under the action of flowing water flow and water pressure and finally turns the water flow into a water mist state. Make the utility model discloses can be according to the mode of spraying of the pressure automatic adjustment rivers of rivers, and then make the utility model discloses can provide two kinds of mode of rivers and water smoke.
Secondly, the method comprises the following steps: the utility model discloses the intercommunication is provided with flexible metal pipe on sealed covering, makes the utility model discloses can be comparatively simple adjust the use angle.
Thirdly, the method comprises the following steps: the utility model discloses structure safe and reliable has good market prospect.
Drawings
Fig. 1 is a schematic diagram of the explosion structure of the present invention;
fig. 2 is a cross-sectional view of the present invention;
fig. 3 is a schematic structural diagram of the present invention.
In the figure: 1. a slip ring; 2. a support bar; 3. a first fixed ring; 4. a baffle plate; 5. a spring; 6. a second fixed ring; 7. an impeller; 8. a limiting cover; 9. a housing; 10. a water spray hole; 11. a sealing cover; 12. a flexible metal tube; 13. a first fixed shaft; 14. a flow guiding conical core; 15. a second fixed shaft; 16. and (5) fixing blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, for the present invention, a fire-fighting spray head is provided with a housing 9, a sealing cover 11 is fixed on the top of the housing 9, and a flexible metal tube 12 is provided on the sealing cover 11 for simple adjustment of the application angle.
The bottom of casing 9 is fixed and is provided with spacing cover 8, threaded connection between spacing cover 8 and the casing 9.
A plurality of water spray holes 10 are arranged on the shell 9 in an annular array.
A second fixed ring 6 is fixedly arranged on the inner wall of the shell 9, and a plurality of springs 5 are fixedly arranged on the second fixed ring 6. The inner wall of the shell 9 is fixedly provided with a first fixed ring 3, the bottom of the first fixed ring 3 is movably provided with a separation blade 4, and the tops of the plurality of springs 5 are fixedly connected with the bottom of the separation blade 4 respectively.
When the pressure of the water in the device is smaller than the supporting force provided by the springs 5, the baffle plate 4 is tightly attached to the first fixed ring 3 under the supporting force of the springs 5, so that a downward channel of the water flow is cut off, the water flow can be sprayed out only from the water spraying holes 10 formed in the shell 9, and a spraying mode in a water flow state is obtained.
A slip ring 1 is arranged in the shell 9, and the outer diameter of the slip ring 1 is consistent with the inner diameter of the shell 9. A plurality of support rods 2 are fixedly arranged on the separation blade 4, and the tops of the support rods 2 are fixedly connected with the bottom of the sliding ring 1 respectively.
When the pressure of water in the device is larger than the supporting force provided by the plurality of springs 5, the strokes of the springs 5 are compressed, and the slip ring 1 moves downwards to gradually block the water spraying holes 10 to prevent the water from being sprayed out of the water spraying holes 10.
The bottom of separation blade 4 is fixed and is provided with first fixed axle 13, is fixed on first fixed axle 13 and is provided with water conservancy diversion awl core 14, and the bottom of first fixed axle 13 is fixed and is provided with second fixed axle 15, and impeller 7 has seted up spacing hole along its axis of rotation, and second fixed axle 15 wears to establish in spacing hole, and the bottom of second fixed axle 15 is fixed and is provided with fixed block 16.
When the pressure of water in the device is larger than the supporting force provided by the springs 5, the baffle plate 4 moves downwards, a gap is formed between the baffle plate and the first fixed ring 3, a downward channel of water flow is opened, the water flow is finally guided by the guide cone core 14 and then impacts the impeller 7, under the action of flowing water flow and water pressure, the impeller 7 starts to rotate, and finally the water flow is changed into a water mist state.
The shell 9, the slip ring 1, the first fixed ring 3, the second fixed ring 6, the baffle 4, the first fixed shaft 13 and the second fixed shaft 15 are coaxially arranged.
The utility model discloses a theory of operation does:
the utility model discloses be provided with first fixed ring 3 and the fixed ring 6 of second in casing 9, be provided with a plurality of springs 5 on the fixed ring 6 of second, the fixed separation blade 4 that is provided with in top of a plurality of springs 5. When the pressure of water in the device is smaller than the supporting force provided by the springs 5, the baffle 4 is tightly attached to the first fixing ring 3 under the supporting force of the springs 5, so that a downward passage of water flow is cut off, the water flow can be sprayed out only from the water spraying holes 10 formed in the shell 9, and a spraying mode in a water flow state is obtained. When the pressure of water in the device is larger than the supporting force provided by the plurality of springs 5, the strokes of the springs 5 are compressed, and the slip ring 1 moves downwards to gradually block the water spraying holes 10 to prevent the water from being sprayed out of the water spraying holes 10. Meanwhile, the baffle 4 moves downwards, a gap is formed between the baffle and the first fixed ring 3, a downward passage of water flow is opened, the water flow is finally guided by the guide cone core 14 and then impacts on the impeller 7, and under the action of flowing water flow and water pressure, the impeller 7 starts to rotate and finally turns the water flow into a water mist state. Make the utility model discloses can be according to the mode of spraying of the pressure automatic adjustment rivers of rivers, and then make the utility model discloses can provide two kinds of mode of rivers and water smoke.
Other parts not described in detail in the present invention belong to the prior art, and are not described herein again.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (7)
1. A fire protection sprinkler head comprising a housing (9), characterized in that: a second fixed ring (6) is fixedly arranged on the inner wall of the shell (9), and a plurality of springs (5) are fixedly arranged on the second fixed ring (6);
a first fixed ring (3) is fixedly arranged on the inner wall of the shell (9), a blocking piece (4) is movably arranged at the bottom of the first fixed ring (3), and the tops of the plurality of springs (5) are respectively and fixedly connected with the bottom of the blocking piece (4);
a sliding ring (1) is arranged in the shell (9), a plurality of supporting rods (2) are fixedly arranged on the blocking pieces (4), and the tops of the supporting rods (2) are fixedly connected with the bottom of the sliding ring (1) respectively;
a first fixed shaft (13) is fixedly arranged at the bottom of the baffle plate (4), a second fixed shaft (15) is fixedly arranged at the bottom of the first fixed shaft (13), and an impeller (7) is rotatably arranged outside the second fixed shaft (15);
a plurality of water spray holes (10) are formed in the shell (9) in an annular array.
2. A fire spray head according to claim 1, wherein: the top of the shell (9) is fixedly provided with a sealing cover (11), and a flexible metal pipe (12) is communicated with the sealing cover (11).
3. A fire spray head according to claim 2, wherein: the bottom of the shell (9) is fixedly provided with a limiting cover (8), and the limiting cover (8) is in threaded connection with the shell (9).
4. A fire spray head according to claim 3, wherein: the impeller (7) is provided with a limiting hole along the rotation axis, the second fixing shaft (15) penetrates through the limiting hole, and a fixing block (16) is fixedly arranged at the bottom of the second fixing shaft (15).
5. A fire spray head according to claim 1, wherein: a flow guide conical core (14) is fixedly arranged on the first fixed shaft (13).
6. A fire spray head according to claim 1, wherein: the outer diameter of the slip ring (1) is consistent with the inner diameter of the shell (9).
7. A fire spray head as claimed in claim 1, wherein: the shell (9), the slip ring (1), the first fixed ring (3), the second fixed ring (6), the baffle plate (4), the first fixed shaft (13) and the second fixed shaft (15) are coaxially arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222209907.1U CN218572709U (en) | 2022-08-19 | 2022-08-19 | Fire-fighting spray head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222209907.1U CN218572709U (en) | 2022-08-19 | 2022-08-19 | Fire-fighting spray head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218572709U true CN218572709U (en) | 2023-03-07 |
Family
ID=85362938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222209907.1U Active CN218572709U (en) | 2022-08-19 | 2022-08-19 | Fire-fighting spray head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218572709U (en) |
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2022
- 2022-08-19 CN CN202222209907.1U patent/CN218572709U/en active Active
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