CN203898997U - Fire control self-reset closed spray nozzle - Google Patents
Fire control self-reset closed spray nozzle Download PDFInfo
- Publication number
- CN203898997U CN203898997U CN201420249423.2U CN201420249423U CN203898997U CN 203898997 U CN203898997 U CN 203898997U CN 201420249423 U CN201420249423 U CN 201420249423U CN 203898997 U CN203898997 U CN 203898997U
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- self
- resetting
- fire
- enclosed
- fighting
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model relates to a novel fire control spray nozzle, particularly to a fire control self-reset closed spray nozzle, which belongs to the technical field of fire control water systems, and is characterized in that the fire control self-reset closed spray nozzle is shaped as a hollow column; the upper cavity is a water inlet guide pipe (1); a spherical piston (2) is arranged inside the water inlet guide pipe (1), and seals the water outlet in the lower part of the water inlet guide pipe (1); the lower cavity is provided with a memory alloy ejector rod (3) and a self-reset linkage rod (4); the upper end of the memory alloy ejector rod (3) is propped against the lower part of the spherical piston (2); the memory alloy ejector rod (3) extends upwards when heated, and the self-reset linkage rod (4) bends upwards when heated, so that the spherical piston (2) is jacked upwards; the memory alloy ejector rod (3) and the self-reset linkage rod (4) reset after being cooled; a baffle is arranged at the lower part of the lower cavity, and is provided with a mist spraying hole.
Description
Technical field
The utility model relates to a kind of novel fire water fog spray head, specifically, is a kind of fire-fighting Self-resetting enclosed waterfog head, belongs to fire fighting water system technical field.
Background technology
In fire-fighting system, conventional fire-fighting enclosed waterfog head is being subject under the effect of ambient temperature (85 DEG C), being installed on the middle glass envelope of automatic sprinkler breaks, in shower nozzle water spray, wet alarm valve upper cavity pressure declines, under the effect of pressure differential, alarm valve valve is distinguished and is opened to pipeline moisturizing, send audible alarm by warning water system simultaneously, pressure switch provides and starts fire pump instruction, fire pump receives and starts fire pump after enabling signal and pressurize to fire protection pipeline, press water in pipeline breaks through the glass envelope of waterfog head, pass through baffle effect, spraying spray water extinguishes the blaze, fire water meeting continues ejection, until after fire extinguishing, fire pump is closed in manual operation, closing of fire pump may lag behind fire extinguishing for a long time, cause fire-fighting water spray too much, in addition, because the glass envelope of automatic sprinkler is disposable products, after use, need whole automatic sprinkler to be changed, prepare for using next time, in the situation that there is no spare part, after fire, as do not changed in time fire-fighting enclosed waterfog head, whole system cannot be recovered, there is larger hidden fire-fighting danger, also increased cost and artificial simultaneously.
Summary of the invention
The purpose of this utility model is mainly the problem that must change after the use of fire-fighting enclosed waterfog head while solving breaking out of fire, in the situation that there is no spare part, after fire as can not change in time fire-fighting enclosed waterfog head, whole system cannot be recovered, have larger hidden fire-fighting danger, the spare part that has simultaneously solved automatic sprinkler is deposited the problem high with purchase cost.
The utility model is taked following technical scheme:
A kind of fire-fighting Self-resetting enclosed waterfog head, described Self-resetting enclosed waterfog head is open column shape, upper chamber is for entering water conduit 1, described in enter in water conduit 1 to be provided with spherical piston 2, spherical piston 2 blocks the delivery port of the bottom that enters water conduit 1; Lower cavity is provided with memorial alloy push rod 3 and Self-resetting gangbar 4, and the bottom of spherical piston 2 is withstood in the upper end of memorial alloy push rod 3; Described memorial alloy push rod 3 is heated and upwards extends, and Self-resetting gangbar 4 is heated and is bent upwards, by upwards jack-up of spherical piston 2; After described memorial alloy push rod 3,4 coolings of Self-resetting gangbar, reset; The below of lower cavity is provided with baffle plate 6, and baffle plate has spray holes.
The feature of the technical program is: the temperature around Self-resetting gangbar 4 and memorial alloy push rod 3 reach a certain height, during such as 85 DEG C, produce distortion, Self-resetting gangbar 4 is heated and is bent upwards, memorial alloy push rod 3 is heated and upwards extends, can be by upwards jack-up of spherical piston, thereby fetch boiling water circulation road, and then trigger fire pump and automatically open, constantly sprinkling fire, when after Self-resetting gangbar 4 and memorial alloy push rod 3 environment temperatures recovery normal temperature, Self-resetting gangbar 4 and memorial alloy push rod 3 deformation recoveries, spherical piston falls, block delivery port, automatically close water spray, fire pump pressure is closed after raising automatically.
The distortion and the reply that utilize memorial alloy push rod 3 and Self-resetting gangbar 4 to produce according to the variation of temperature, and the effect of spherical piston 2, completed automatic fire-extinguishing function.
Further, described in enter water conduit 1 bottom be back taper, cone angle is 40-50 °.
Further, described lower cavity is back taper, and tapering is 40-50 °.
Further, the outside that enters water conduit 1 described in has screw thread.
Further, memorial alloy push rod 3 is heated and upwards extends 5mm, and Self-resetting gangbar 4 is heated and is bent upwards 5mm, by upwards jack-up 10mm of described spherical piston 2.
The beneficial effects of the utility model are:
1) fire water fog spray head can continue to use, without replacing.
2) fire-fighting system can come into operation after using immediately again, has avoided because of the not enough potential safety hazard producing of waterfog head spare part.
3) reduced cost.
4) saved fire demand water.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model fire-fighting Self-resetting enclosed waterfog head.
Fig. 2 is the profile of the utility model fire-fighting Self-resetting enclosed waterfog head.
In figure, 1. enter water conduit, 2. spherical piston, 3. memorial alloy push rod, 4. Self-resetting gangbar, 5. lower chamber, 6. baffle plate.
Detailed description of the invention
Below in conjunction with specific embodiments and the drawings, the utility model is further illustrated.
Referring to Fig. 1-2, this fire-fighting Self-resetting waterfog head is by head body, delivery port, ball-type piston 2, Self-resetting gangbar 4, memorial alloy push rod 3, baffle plate 6 compositions such as grade, the Self-resetting gangbar 4 of being made by memorial alloy in the time of breaking out of fire is subject to fire-cureing of temperature and is bent upwards 5mm, the push rod 3 that memorial alloy is made extends 5mm simultaneously, the two acts on ball-type piston simultaneously, make the ball-type piston 10mm that moves upward open delivery port, the water of pipeline acts on baffle plate 6 by delivery port and forms water smoke, simultaneously because the effect wet alarm valve upper cavity pressure of current declines, under the effect of pressure differential, alarm valve valve is distinguished and is opened to pipeline moisturizing, warning water system sends audible alarm simultaneously, pressure switch provides and starts fire pump instruction, fire pump receives and starts fire pump after enabling signal and pressurize to fire protection pipeline, press water in pipeline acts on by baffle plate 6, spraying spray water extinguishes the blaze.When environment temperature after fire suppression reduces gradually, fire-fighting enclosed waterfog head recovers gradually normal temperature under the effect of water, and the gangbar that at this moment automatically resets 4 is shunk, and ball-type piston 2 moves downward blocks delivery port again, in water inlet pipe 1, be full of water, ready for put out a fire next time.
This fire-fighting Self-resetting Water spraying nozzle for extinguishment body adopts zinc-plating material to make;
The ball-type piston 2 that adopts stainless steel material to make mainly reduces the resistance of current;
Time lagged type Self-resetting gangbar 4 plays the effect that opens and closes ball-type piston 2.The material of its employing CuZnAl memorial alloy, there is omnidistance memory effect, it is the temperature-sensitive driving element that a kind of variation with temperature can be flexible voluntarily, flexible temperature is 80 DEG C-95 DEG C, when heating, recover high-temperature-phase shape, when cooling, become the identical and low-temperature phase shape of opposite orientation of shape, its memorial alloy is owing to being that different types of structural elements is admixed uniform mutually, although varying in size of the height of structural elements, electromagnetic force, but self valency and running are all accelerated separately, adjacent living in peace with each other under certain temperature conditions.Be subject to after external force, electromagnetic force is subject to the interference of external force, and the running plane of valency and electronics is made micro-angle adjustment, and object produces plastic deformation, and in this plastic deformation, the valency after partial adjustment and the running of electronics are not unfolded.The speed that changes current price and electronics when temperature conditions changes thereupon, in the time of (transition temperature) condition that temperature retrieval is unfolded to living in peace with each other, the valency of not unfolding and the running of electronics are returned to speed at that time immediately, electromagnetic force changes thereupon, make valency and the running of adjacent bonds constitutive element also all make corresponding adjustment, all be returned to the original state of unfolding, so whole object has also all been returned to original state.When heating, recover high-temperature-phase shape, when cooling, become the identical and low-temperature phase shape of opposite orientation of shape.
The baffle plate 6 that adopts zinc-plating material to make plays press water ejection and produces vaporific effect.
The utility model, by design Self-resetting fire water fog spray head, solves the disposable difficult problem of waterfog head effectively, and the very first time after fire suppression is recovered fire extinguishing system, for putting out and lay the first stone fast after fire resume combustion, eliminates hidden fire-fighting danger.
This fire-fighting Self-resetting Water spraying nozzle for extinguishment, owing to there being Self-resetting function, applying unit is without storing spare part.Save spare parts cost and cost of labor, reduced repair and maintenance workload.
Contrast before and after using:
The utility model Self-resetting fire-fighting fire extinguishing enclosed waterfog head, while effectively having solved breaking out of fire, fire-fighting enclosed waterfog head must be changed problem after using, and has creatively solved this global difficult problem.Particularly valuable in the current energy starved age, for modern fire-fighting system has increased a color.
Claims (5)
1. a fire-fighting Self-resetting enclosed waterfog head, is characterized in that:
Described Self-resetting enclosed waterfog head is open column shape, upper chamber is for entering water conduit (1), describedly enter to be provided with spherical piston (2) in water conduit (1), spherical piston (2) blocks the delivery port of the bottom that enters water conduit (1);
Lower cavity is provided with memorial alloy push rod (3) and Self-resetting gangbar (4), and the bottom of spherical piston (2) is withstood in the upper end of memorial alloy push rod (3);
Described memorial alloy push rod (3) is heated and upwards extends, and Self-resetting gangbar (4) is heated and is bent upwards, by upwards jack-up of spherical piston (2); After described memorial alloy push rod (3), Self-resetting gangbar (4) cooling, reset;
The below of lower cavity is provided with baffle plate (6), and baffle plate has spray holes.
2. fire-fighting Self-resetting enclosed waterfog head as claimed in claim 1, is characterized in that: described in enter water conduit (1) bottom be back taper, cone angle is 40-50 °.
3. fire-fighting Self-resetting enclosed waterfog head as claimed in claim 1, is characterized in that: described lower cavity is back taper, and tapering is 40-50 °.
4. fire-fighting Self-resetting enclosed waterfog head as claimed in claim 1, is characterized in that: described in enter water conduit (1) outside there is screw thread.
5. fire-fighting Self-resetting enclosed waterfog head as claimed in claim 1, it is characterized in that: memorial alloy push rod (3) is heated and upwards extends 5mm, Self-resetting gangbar (4) is heated and is bent upwards 5mm, by upwards jack-up 10mm of described spherical piston (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420249423.2U CN203898997U (en) | 2014-05-15 | 2014-05-15 | Fire control self-reset closed spray nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420249423.2U CN203898997U (en) | 2014-05-15 | 2014-05-15 | Fire control self-reset closed spray nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203898997U true CN203898997U (en) | 2014-10-29 |
Family
ID=51773291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420249423.2U Expired - Fee Related CN203898997U (en) | 2014-05-15 | 2014-05-15 | Fire control self-reset closed spray nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203898997U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109568840A (en) * | 2018-12-27 | 2019-04-05 | 兰州西脉记忆合金股份有限公司 | It is a kind of can self-extinguishing cabinet |
| CN112023314A (en) * | 2020-09-10 | 2020-12-04 | 周口师范学院 | Fire control shower nozzle that can used repeatedly |
| CN112843568A (en) * | 2021-01-29 | 2021-05-28 | 苏州市金宇消防工程技术有限公司 | Fire-fighting spraying system |
| CN117259794A (en) * | 2023-11-21 | 2023-12-22 | 厦门海征精密五金有限公司 | But special desktop lathe of system pen of self-lubricating cooling when overtemperature |
-
2014
- 2014-05-15 CN CN201420249423.2U patent/CN203898997U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109568840A (en) * | 2018-12-27 | 2019-04-05 | 兰州西脉记忆合金股份有限公司 | It is a kind of can self-extinguishing cabinet |
| CN112023314A (en) * | 2020-09-10 | 2020-12-04 | 周口师范学院 | Fire control shower nozzle that can used repeatedly |
| CN112023314B (en) * | 2020-09-10 | 2021-07-16 | 周口师范学院 | Fire control shower nozzle that can used repeatedly |
| CN112843568A (en) * | 2021-01-29 | 2021-05-28 | 苏州市金宇消防工程技术有限公司 | Fire-fighting spraying system |
| CN117259794A (en) * | 2023-11-21 | 2023-12-22 | 厦门海征精密五金有限公司 | But special desktop lathe of system pen of self-lubricating cooling when overtemperature |
| CN117259794B (en) * | 2023-11-21 | 2024-02-09 | 厦门海征精密五金有限公司 | But special desktop lathe of system pen of self-lubricating cooling when overtemperature |
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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: 20141029 Termination date: 20170515 |
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| CF01 | Termination of patent right due to non-payment of annual fee |