CN207898822U - A kind of preaction valve for fire-fighting - Google Patents
A kind of preaction valve for fire-fighting Download PDFInfo
- Publication number
- CN207898822U CN207898822U CN201820124351.7U CN201820124351U CN207898822U CN 207898822 U CN207898822 U CN 207898822U CN 201820124351 U CN201820124351 U CN 201820124351U CN 207898822 U CN207898822 U CN 207898822U
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- China
- Prior art keywords
- fire
- valve
- foggara
- fighting
- preact
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000005192 partition Methods 0.000 claims abstract description 17
- 239000002184 metal Substances 0.000 claims abstract description 14
- 239000012528 membrane Substances 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 43
- 239000000463 material Substances 0.000 claims description 18
- 238000001514 detection method Methods 0.000 claims description 9
- 239000000779 smoke Substances 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 230000001737 promoting effect Effects 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 5
- 230000008054 signal transmission Effects 0.000 description 5
- 206010021036 Hyponatraemia Diseases 0.000 description 3
- 230000002411 adverse Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model is related to fire-fighting equipment technical fields, and in particular to a kind of preaction valve for fire-fighting, including outlet pipe, preact valve group and foggara；It is provided with a partition board in the middle part of preact valve group inner cavity, the inner cavity is divided into epicoele and cavity of resorption by the partition board；The partition board right part is provided with limbers, and diaphragm internal is provided with square groove, the rubber membrane for being useful for sealing is symmetrical arranged in the upper lower wall surface of the square groove；Closed plate is installed, the left end of closed plate is provided with the matching hole to match with limbers inside the square groove；The right end of closed plate is provided with a cylindrical connecting rods, and the right end of the connecting rod is provided with the magnetic metal disk of round pie structure；Partition board bottom surface left part is provided with the pressure sensor for detecting hydraulic pressure；The position that the foggara is connected with preact valve group is provided with the first solenoid valve.The utility model structure is relatively easy, easy to use, and intelligence degree is higher, has preferable practical value and promotional value.
Description
Technical field
The utility model is related to fire-fighting equipment technical fields, and in particular to a kind of preaction valve for fire-fighting.
Background technology
Currently, preaction valve installation be used for fire-fighting early warning system, it include preact alarm valve group, transmission system, grid,
Closed nozzle, water source control valve etc..Filled with low-pressure air in the pipeline of preaction valve installation, it to be used for the sealing of detecting system grid
Situation.When protection zone outlet fire alarm, detection system work is opened in preact deluge valve and system for the electronic of exhaust
Air bleeding valve, system starts to wash by water and be vented at this time, if the intensity of a fire continues to develop, closed nozzle opens water spray, puts out a fire, preact
Device can prevent deluge system from slipping up because detecting due to leading to the defect accidentally sprayed, if any nozzle is unexpected damaged in system, then
Gas can be sprayed from the nozzle, causes air pressure in system to decline rapidly, and send out alarm signal, remind operator on duty to occur different
Often, but preact deluge valve does not act, therefore system will not spray water.
But current preaction valve installation structure is relatively complicated, cost of manufacture is higher, in use, manually
Discharge reserved water is cumbersome, and operation is inconvenient.
Therefore, be based on it is above-mentioned, the utility model provides a kind of preaction valve for fire-fighting, passes through the knot to preaction valve
Structure carries out rational modification design, keeps the structure of preaction valve relatively simple, and by the structure design of preaction valve, uses
Family can reach preferable fire-fighting effect, avoid the trouble of manual emission reserved water.
Utility model content
The purpose of this utility model is that：For presently, there are the above problem, a kind of pre- work for fire-fighting is provided
With valve, rational modification design is carried out by the structure to preaction valve, keeps the structure of preaction valve relatively simple, and pass through
The structure design of preaction valve allows users to reach preferable fire-fighting effect, avoids the trouble of manual emission reserved water.
To achieve the goals above, the technical solution adopted in the utility model is：
A kind of preaction valve for fire-fighting, including outlet pipe, preact valve group and foggara；The preaction valve
Group is provided with a partition board in the middle part of inner cavity, and the inner cavity is divided into epicoele and cavity of resorption by the partition board；The partition board right part is provided with
Limbers, diaphragm internal are provided with square groove, the rubber membrane for being useful for sealing are symmetrical arranged in the upper lower wall surface of the square groove；
Closed plate is installed, the left end of closed plate is provided with the matching hole to match with limbers inside the square groove；Closed plate
Right end is provided with a cylindrical connecting rods, and the right end of the connecting rod is provided with the magnetic metal disk of round pie structure；The partition board bottom
Face left part is provided with the pressure sensor for detecting hydraulic pressure；The position that the foggara is connected with preact valve group is provided with
First solenoid valve；It is provided with a reserved water inlet pipe on the right side of cavity of resorption inside the preact valve group, the lower end for reserving water inlet pipe connects
Logical foggara, and the position that reserved water inlet pipe is connect with foggara is provided with second solenoid valve；The preact component
Right side is provided with the supporting table of rectangular parallelepiped structure, is provided with a circular hole on the left of supporting table upper end, the metal dish is fitted to
In the circular hole；The spring of compressive state, the left end connected circular hole of the spring are arranged on the connecting rod in the circular hole
Left end, the right end of spring is fixedly connected with the left side of metal dish；The right end of the circular hole is provided with an electromagnet；Supporting table
Top be provided with controller, smoke detection alarm is connected on controller；The controller and the first solenoid valve,
It is the connection that is powered between two solenoid valves and pressure sensor, electromagnet.
On the one hand the utility model detects fire condition by smoke detection alarm and will be detected when detecting fire
To controller buzzing sound of alarming occurs for signal transmission, reminds people that fire has occurred；After controller receives signal,
The first solenoid valves opening is controlled, and flow is put into inside cavity of resorption, the hydraulic pressure inside cavity of resorption gradually rises at this time, passes through
Pressure detector detects, and when hydraulic pressure reaches predetermined value, hydraulic signal is transferred to controller, by controller by electromagnet
Be powered, electromagnet attracts to the right metal dish, so that closed plate is moved right, and realize that matching hole is connected to limbers, flow from
Matching hole and limbers are flowed into epicoele, are finally flowed out from outlet pipe rapidly；User in outlet pipe position by connecting fire-fighting
Nozzle can carry out sprinkling fire fire-fighting to fire.In no generation fire, second solenoid valve can be controlled by controller
Opening and closing, reserved water is discharged into inside cavity of resorption, when the hydraulic pressure in intracavitary portion reaches predetermined value instantly, pressure sensor will
Signal transmission closes second solenoid valve to controller, controller, stops the discharge of reserved water.And when fire does not occur,
When there is the case where reserving dilutional hyponatremia, controller can open second solenoid valve, allow reserved water to be discharged from reserved water inlet pipe, reach
The purpose of pressure release.Therefore, the preaction valve of the utility model can not only realize the alarm and fire-fighting of fire, but also can keep away
Manpower-free discharges the trouble of reserved water.By the working condition of magnet control preact valve group, come relative to current valve group
It says, avoids valve group control inconvenience caused by high temperature or low temperature, reduce the adverse effect that temperature works to valve group.
Meanwhile the preaction valve structure of the utility model is relatively easy, easy to use, intelligence degree is also higher, has
Preferable practical value and promotional value.
Preferably, the material of the outlet pipe, preact valve group and foggara is stainless steel material, and it is described go out
It is that fixation is welded to connect between water pipe, preact valve group and foggara.
Preferably, the limbers is identical as the aperture of matching hole, and the hole wall of limbers and matching hole is hydraulically smooth surface
Structure.
Preferably, the material of the supporting table is stainless steel material, is fixed between the bottom end and foggara of supporting table
It is welded to connect.
Preferably, the pore diameter of the reserved water inlet pipe is less than the pore diameter of foggara, reserves the material of water inlet pipe
Matter is stainless steel material, and the shape of reserved water inlet pipe is L-type structure.
It should be noted that the controller used in the utility model, pressure sensor, electromagnet, solenoid valve and cigarette
Mist detecting alarm is prior art products, and the working condition of solenoid valve and the power on/off of electromagnet are controlled by controller
State belongs to prior art means, be the skilled artisan will appreciate that technology scope, for the above-mentioned prior art
Product and technological means, details are not described herein.
By adopting the above-described technical solution, the utility model has the beneficial effects that：
On the one hand the utility model detects fire condition by smoke detection alarm and will be detected when detecting fire
To controller buzzing sound of alarming occurs for signal transmission, reminds people that fire has occurred；After controller receives signal,
The first solenoid valves opening is controlled, and flow is put into inside cavity of resorption, the hydraulic pressure inside cavity of resorption gradually rises at this time, passes through
Pressure detector detects, and when hydraulic pressure reaches predetermined value, hydraulic signal is transferred to controller, by controller by electromagnet
Be powered, electromagnet attracts to the right metal dish, so that closed plate is moved right, and realize that matching hole is connected to limbers, flow from
Matching hole and limbers are flowed into epicoele, are finally flowed out from outlet pipe rapidly；User in outlet pipe position by connecting fire-fighting
Nozzle can carry out sprinkling fire fire-fighting to fire.In no generation fire, second solenoid valve can be controlled by controller
Opening and closing, reserved water is discharged into inside cavity of resorption, when the hydraulic pressure in intracavitary portion reaches predetermined value instantly, pressure sensor will
Signal transmission closes second solenoid valve to controller, controller, stops the discharge of reserved water.And when fire does not occur,
When there is the case where reserving dilutional hyponatremia, controller can open second solenoid valve, allow reserved water to be discharged from reserved water inlet pipe, reach
The purpose of pressure release.Therefore, the preaction valve of the utility model can not only realize the alarm and fire-fighting of fire, but also can keep away
Manpower-free discharges the trouble of reserved water.By the working condition of magnet control preact valve group, come relative to current valve group
It says, avoids valve group control inconvenience caused by high temperature or low temperature, reduce the adverse effect that temperature works to valve group.
Meanwhile the preaction valve structure of the utility model is relatively easy, easy to use, intelligence degree is also higher, has
Preferable practical value and promotional value.
Description of the drawings
Fig. 1 is the preaction valve structural schematic diagram of the utility model；
Fig. 2 is the preaction valve overlooking structure diagram of the utility model；
Fig. 3 is the closed plate mounting structure schematic diagram of the utility model.
In figure：1, outlet pipe；2, preact valve group；3, foggara；4, the first solenoid valve；5, the second battery valve；6, pre-
Stay water inlet pipe；7, supporting table；8, electromagnet；9, circular hole；10, metal dish；11, spring；12, controller；13, smoke detection is alarmed
Device；14, closed plate；15, limbers；16, cavity of resorption；17, pressure sensor；18, partition board；19, rubber membrane；20, epicoele；21, match
Close hole；22, connecting rod.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments, based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained without creative efforts belong to
The range of the utility model protection.
Embodiment 1, as shown in Figs. 1-3：
A kind of preaction valve for fire-fighting, including outlet pipe 1, preact valve group 2 and foggara 3；The pre- work
With a partition board 18 is provided in the middle part of 2 inner cavity of valve group, the inner cavity is divided into epicoele 20 and cavity of resorption 16 by the partition board 18；It is described every
18 right part of plate is provided with limbers 15, and partition board 18 is internally provided with square groove, is symmetrical arranged in the upper lower wall surface of the square groove
It is useful for the rubber membrane 19 of sealing；Closed plate 14 is installed, the left end of closed plate 14 is provided with and water flowing inside the square groove
The matching hole 21 that hole 15 matches；The right end of closed plate 14 is provided with a cylindrical connecting rods 22, the right end setting of the connecting rod 22
There is the magnetic metal disk 10 of round pie structure；18 bottom surface left part of the partition board is provided with the pressure sensor for detecting hydraulic pressure
17；The position that the foggara 3 is connected with preact valve group 2 is provided with the first solenoid valve 4；Inside the preact valve group 2
The right side of cavity of resorption 16 be provided with a reserved water inlet pipe 6, the lower end for reserving water inlet pipe 6 is connected to foggara 3, and reserved water inlet pipe 6
The position being connect with foggara 3 is provided with second solenoid valve；It is provided with rectangular parallelepiped structure on the right side of the preact component
Supporting table 7,7 upper end of supporting table left side are provided with a circular hole 9, and the metal dish 10 is fitted in the circular hole 9；Positioned at institute
State the spring 11 that compressive state is arranged on the connecting rod 22 in circular hole 9, the left end of the left end connected circular hole 9 of the spring 11, bullet
The right end of spring 11 is fixedly connected with the left side of metal dish 10；The right end of the circular hole 9 is provided with an electromagnet 8；Supporting table 7
Top is provided with controller 12, and smoke detection alarm 13 is connected on controller 12；The controller 12 and the first electricity
It is the connection that is powered between magnet valve 4, second solenoid valve and pressure sensor 17, electromagnet 8.
On the one hand the utility model detects fire condition by smoke detection alarm 13 and will be visited when detecting fire
Signal transmission is surveyed to controller 12, and buzzing sound of alarming occurs, reminds people that fire has occurred；Controller 12 receives signal
Later, the first solenoid valve 4 of control, which is powered, opens, and flow is put into inside cavity of resorption 16, at this time the hydraulic pressure inside cavity of resorption 16 by
Edge up height, is detected by pressure detector, when hydraulic pressure reaches predetermined value, hydraulic signal is transferred to controller 12, is passed through
Electromagnet 8 is powered by controller 12, and electromagnet 8 attracts to the right metal dish 10, and closed plate 14 is made to move right, and realizes cooperation
Hole 21 is connected to limbers 15, and flow is flowed into from matching hole 21 and limbers 15 in epicoele 20, is finally flowed from outlet pipe 1 rapidly
Go out；User can carry out sprinkling fire fire-fighting by connecting applicator in 1 position of outlet pipe to fire.In no generation fire
When calamity, the opening and closing of second solenoid valve can be controlled by controller 12, reserved water is discharged into inside cavity of resorption 16, instantly
When hydraulic pressure inside chamber 16 reaches predetermined value, pressure sensor 17 transmits a signal to controller 12, and controller 12 is electric by second
Magnet valve is closed, and the discharge of reserved water is stopped.And when fire does not occur, when there is the case where reserving dilutional hyponatremia, controller 12
Second solenoid valve can be opened, allows reserved water to be discharged from reserved water inlet pipe 6, achievees the purpose that pressure release.Therefore, the utility model
Preaction valve can not only realize the alarm and fire-fighting of fire, but also can avoid the trouble of manual emission reserved water.Pass through
Electromagnet 8 controls the working condition of preact valve group 2, for current valve group, caused by avoiding high temperature or low temperature
Valve group control is inconvenient, reduces the adverse effect that temperature works to valve group.
Meanwhile the preaction valve structure of the utility model is relatively easy, easy to use, intelligence degree is also higher, has
Preferable practical value and promotional value.
Preferably, the material of the outlet pipe 1, preact valve group 2 and foggara 3 is stainless steel material, and institute
State between outlet pipe 1, preact valve group 2 and foggara 3 is that fixation is welded to connect.
Preferably, the limbers 15 is identical as the aperture of matching hole 21, and limbers 15 and the hole wall of matching hole 21 are
Hydraulically smooth surface structure.
Preferably, the material of the supporting table 7 is stainless steel material, is solid between the bottom end and foggara 3 of supporting table 7
Surely it is welded to connect.
Preferably, the pore diameter of the reserved water inlet pipe 6 is less than the pore diameter of foggara 3, reserves water inlet pipe 6
Material is stainless steel material, and the shape of reserved water inlet pipe 6 is L-type structure.
It should be noted that the controller 12 used in the utility model, pressure sensor 17, electromagnet 8, solenoid valve with
And smoke detection alarm 13 is prior art products, and the working condition and electromagnet of solenoid valve are controlled by controller 12
8 break-make electricity condition belongs to prior art means, be the skilled artisan will appreciate that technology scope, for above-mentioned
Prior art products and technological means, details are not described herein.
Above description is only a specific implementation of the present invention, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art can readily occur in variation in the technical scope that the utility model discloses
Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be wanted with right
Subject to the protection domain asked.
Claims (5)
1. a kind of preaction valve for fire-fighting, it is characterised in that：Including outlet pipe, preact valve group and foggara；Institute
It states and is provided with a partition board in the middle part of preact valve group inner cavity, the inner cavity is divided into epicoele and cavity of resorption by the partition board；The partition board
Right part is provided with limbers, and diaphragm internal is provided with square groove, be symmetrical arranged in the upper lower wall surface of the square groove be useful for it is close
The rubber membrane of envelope；Closed plate is installed, the left end of closed plate is provided with the cooperation to match with limbers inside the square groove
Hole；The right end of closed plate is provided with a cylindrical connecting rods, and the right end of the connecting rod is provided with the magnetic metal disk of round pie structure；
Partition board bottom surface left part is provided with the pressure sensor for detecting hydraulic pressure；The foggara is connected with preact valve group
Position is provided with the first solenoid valve；It is provided with a reserved water inlet pipe on the right side of cavity of resorption inside the preact valve group, reserves water inlet
The lower end of pipe is connected to foggara, and the position that reserved water inlet pipe is connect with foggara is provided with second solenoid valve；It is described pre-
It is provided with the supporting table of rectangular parallelepiped structure on the right side of active component, a circular hole, the metal dish are provided on the left of supporting table upper end
It is fitted in the circular hole；The spring of compressive state, a left side for the spring are arranged on the connecting rod in the circular hole
The left end of connected circular hole, the right end of spring is held to be fixedly connected with the left side of metal dish；The right end of the circular hole is provided with an electricity
Magnet；It is provided with controller at the top of supporting table, smoke detection alarm is connected on controller；The controller and
It is the connection that is powered between one solenoid valve, second solenoid valve and pressure sensor, electromagnet.
2. a kind of preaction valve for fire-fighting as described in claim 1, it is characterised in that：The outlet pipe, preaction valve
Group and the material of foggara are stainless steel material, and are between the outlet pipe, preact valve group and foggara
Fixation is welded to connect.
3. a kind of preaction valve for fire-fighting as described in claim 1, it is characterised in that：The limbers and matching hole
Aperture is identical, and the hole wall of limbers and matching hole is hydraulically smooth surface structure.
4. a kind of preaction valve for fire-fighting as described in claim 1, it is characterised in that：The material of the supporting table is not
Become rusty Steel material, is that fixation is welded to connect between the bottom end and foggara of supporting table.
5. a kind of preaction valve for fire-fighting as described in claim 1, it is characterised in that：The pore of the reserved water inlet pipe
Diameter is less than the pore diameter of foggara, and the material for reserving water inlet pipe is stainless steel material, and the shape of reserved water inlet pipe is L
Type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820124351.7U CN207898822U (en) | 2018-01-25 | 2018-01-25 | A kind of preaction valve for fire-fighting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820124351.7U CN207898822U (en) | 2018-01-25 | 2018-01-25 | A kind of preaction valve for fire-fighting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207898822U true CN207898822U (en) | 2018-09-25 |
Family
ID=63564953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820124351.7U Expired - Fee Related CN207898822U (en) | 2018-01-25 | 2018-01-25 | A kind of preaction valve for fire-fighting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207898822U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259103A (en) * | 2019-07-09 | 2019-09-20 | 合肥华玄装饰工程有限公司 | A kind of house ornamentation decoration scaffold anti-skid structure |
| CN113339534A (en) * | 2021-05-28 | 2021-09-03 | 浙江超亿消防装备有限公司 | Flow type electromagnetic valve for fire fighting |
-
2018
- 2018-01-25 CN CN201820124351.7U patent/CN207898822U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259103A (en) * | 2019-07-09 | 2019-09-20 | 合肥华玄装饰工程有限公司 | A kind of house ornamentation decoration scaffold anti-skid structure |
| CN110259103B (en) * | 2019-07-09 | 2021-08-17 | 合肥华玄装饰工程有限公司 | Anti-skidding structure for home decoration scaffold |
| CN113339534A (en) * | 2021-05-28 | 2021-09-03 | 浙江超亿消防装备有限公司 | Flow type electromagnetic valve for fire fighting |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180925 Termination date: 20200125 |
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| CF01 | Termination of patent right due to non-payment of annual fee |