CN108591582A - Simple type preaction valve installation - Google Patents
Simple type preaction valve installation Download PDFInfo
- Publication number
- CN108591582A CN108591582A CN201810779149.2A CN201810779149A CN108591582A CN 108591582 A CN108591582 A CN 108591582A CN 201810779149 A CN201810779149 A CN 201810779149A CN 108591582 A CN108591582 A CN 108591582A
- Authority
- CN
- China
- Prior art keywords
- valve
- alarm
- diaphragm seal
- seal pad
- wing passage
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The present invention proposes a kind of simple in structure,Production cost is low,It is easy for installation,The simple type preaction valve installation being readily transported,Including preact valve group,Warning water system,Relief valve,The valve group control chamber is connected with relief valve and water supply wing passage,It further include alarm control valve,The alarm control valve includes valve body,Alarm intake tunnel and alarm exhalant canal are offered on the valve body,There is the second valve port between the alarm intake tunnel and alarm exhalant canal,It is provided with the second diaphragm seal pad above second valve port,Controlling alarm chamber is formed between the second diaphragm seal pad and alarm control valve upper end,It is provided with the second dynamic clamping head and quiet clamping head between the second diaphragm seal pad and alarm control valve upper end,The controlling alarm chamber is connected with relief valve and valve group control chamber,The alarm intake tunnel is connected with system wing passage,The alarm exhalant canal is connected with warning water system.
Description
Technical field
The present invention relates to valve technology fields, more particularly to simple type preaction valve installation.
Background technology
Automatic sprinkler system is most widely used self-extinguishing facility in the world today, both at home and abroad practice for many years
It proves, which has safe and reliable, economical and practical, the high advantage of fire-fighting efficiency.According to use environment temperature and place characteristic
Difference, automatic sprinkler system is there are many form, and preact system is as one of which, the system side in set condition
Pipe network is full of low-pressure gas to detect pipe network leakproofness, and when fire occurs for protection zone, fire alarm system united opening is made in advance
With system, fire demand water is made to enter system pipe network gas discharge simultaneously, the fire demand water when fire development to sprinkler tip acts
Fire extinguishing is sprayed, if the nozzle of system is malfunctioned when fire does not occur, gas leakage, system will not start and send out low pressure report
It is alert, remind personnel's maintenance.Preact system has the advantages that prevent accidentally to spray, and is not filled when set condition in the official website of simultaneity factor side
Water can effectively prevent fire demand water icing when application places low temperature to lead to thrashing.Be mainly used in accidentally spray can cause it is larger
Loss or the place that may be frozen.Existing market preact valve group largely install one additional on top using deluge alarm valve
Platform check valve is composed, and the gas for detecting pipe network leakproofness is accessed from the top of check valve, because deluge alarm valve leads to pressure
Power switchs and the alarm mouth of alarm bell need to be normally opened, can constantly be leaked from alarm mouth withouyt check valve gas, cause pipe network that can not fill
Full gas, while alarm bell and pressure switch can malfunction always.But such way cost is higher, and installation and transportation are inconvenient, are easy to make
It is wasted at social resources.
Invention content
Therefore, for above-mentioned problem, the present invention proposes that one kind is simple in structure, production cost is low, easy for installation, convenient for fortune
Defeated simple type preaction valve installation.
To realize above-mentioned technical problem, the solution that the present invention takes is:Simple type preaction valve installation, including preact
Valve group, warning water system, relief valve, the preact valve group offer water supply wing passage and system wing passage, and the water supply side is logical
It forms the first valve port between road and system wing passage, is provided with the first diaphragm seal pad on the right side of first valve port, described first
Valve group control chamber is formed on the right side of diaphragm seal pad and preact valve group, is set between the first diaphragm seal pad and preact valve group
The first dynamic clamping head and quiet clamping head of the first diaphragm seal pad sealing the first valve port of covering, the valve group control chamber and relief valve can be made by being equipped with
And water supply wing passage is connected, and further includes alarm control valve, the alarm control valve includes valve body, and report is offered on the valve body
Alert intake tunnel and alarm exhalant canal, have the second valve port between the alarm intake tunnel and alarm exhalant canal, described
It is provided with the second diaphragm seal pad above second valve port, is formed between the second diaphragm seal pad and alarm control valve upper end
Controlling alarm chamber, being provided between the second diaphragm seal pad and alarm control valve upper end can be such that the second diaphragm seal pad supports
It is formed on the second dynamic clamping head and quiet clamping head of second valve port, the controlling alarm chamber is connected with relief valve and valve group control chamber, institute
It states alarm intake tunnel with system wing passage to be connected, the alarm exhalant canal is connected with warning water system.
It is further improved to be：The relief valve is electromagnetic relief valve, the electromagnetic relief valve signal input part and alarm
Controller signal output phase Electricity Federation,
It is further improved to be：Anti- reset valve, the anti-reset valve are provided between the electromagnetic relief valve and valve group control chamber
Pressure release passage be connected with valve group control chamber, it is described it is anti-reset valve intake tunnel and water supply wing passage and electromagnetic relief valve phase
Connection, reset ball valve is provided between the anti-reset valve and water supply wing passage.
It is further improved to be：The anti-intake tunnel for resetting valve is also communicated with manual relief valve.
It is further improved to be：Second valve port is arranged on the alarm intake tunnel, second valve port and the
Block is provided between two diaphragm seal pads, the lower face sealing of the block is covered in the valve port, and the block can be upper and lower
It is slideably positioned in alarm control valve, forms the 4th fluid channel, the 4th fluid between the block and alarm control valve
Channel is connected with alarm exhalant canal.
It is further improved to be：Second dynamic clamping head and quiet clamping head is second spring, and the second spring is set to the report
In alert control chamber, the second spring lower end and the second diaphragm seal pad are inconsistent, the second spring upper end and
The alarm control valve is inconsistent.
It is further improved to be：First dynamic clamping head and quiet clamping head is the first spring, and first spring is set to the valve
Group control chamber in, first spring left part and the first diaphragm seal pad are inconsistent, first spring right part and
The preact valve group is inconsistent.
It is further improved to be：Be provided with water trap in the preact valve group, the water inlet end of the water trap with it is described
System wing passage is connected.
It is further improved to be：It is connected by test pipe between the water supply wing passage and warning water system, the examination
Test on pipeline and be provided with outflow test ball valve, three-way connection, two interfaces of the three-way connection respectively with warning water system and discharge water
Experiment ball valve is connected, another interface of the three-way connection is provided with plug by screw thread.
It is further improved to be：Pressure is provided between alarm exhalant canal and the water inlet of the warning water system to open
It closes.
By using preceding solution, the beneficial effects of the invention are as follows：Save check valve, reduce manufacturing cost,
Transportation cost reduces the probability of installer's setup error, further improves working efficiency.
Description of the drawings
Fig. 1 is the structural schematic diagram of simple type preaction valve installation of the embodiment of the present invention.
Fig. 2 is the A direction views of the alarm pipeline of Fig. 1 embodiment of the present invention.
Fig. 3 is the sectional view of alarm control valve of the embodiment of the present invention.
Fig. 4 is the sectional view of preact valve group of the embodiment of the present invention.
Specific implementation mode
In conjunction with the drawings and specific embodiments, the present invention is further described.
It is simple type preaction valve installation, including preact with reference to figure 1, revealed Fig. 2, Fig. 3, Fig. 4 embodiment of the present invention
Valve group 1, alarm control valve 3, electromagnetic relief valve 4, warning water system 2, the preact valve group 1 offer water supply wing passage 12 and are
System wing passage 11, forms the first valve port 16 between the water supply wing passage 12 and system wing passage 11, first valve port 16 is right
Side is provided with the first diaphragm seal pad 15, and the first diaphragm seal pad 15 forms valve group control chamber with 1 right side of preact valve group
13, the valve group control chamber 13 is connected with water supply wing passage 12, and the first spring 14 is provided in the valve group control chamber 13,
First spring, 14 left part and the first diaphragm seal pad 15 are inconsistent, 14 right part of the first spring with it is described pre-
It is inconsistent to act on valve group 1, the alarm control valve 3 includes valve body 36, offer on the valve body 36 alarm intake tunnel 31 with
It alarms exhalant canal 32, the second valve port 37 is provided on the alarm intake tunnel 31, is provided with above second valve port 37
The lower face of block 39, the block 39 is covered in the valve port 37, and the second sealing pad of diaphragm 33 is set to the block
39 tops, the gear 39, which can slide up and down, to be set in alarm control valve 3, is formed between the block 39 and alarm control valve 3
4th fluid channel 391, the 4th fluid channel 391 are connected with alarm exhalant canal 32, the second diaphragm seal pad
33 form controlling alarm chamber 35 before with 3 upper end of alarm control valve, and second spring 34 is provided in the controlling alarm chamber 35,
34 lower end of the second spring and the second diaphragm seal pad 33 are inconsistent, 34 upper end of the second spring and the report
Alert control valve 3 is inconsistent, and the controlling alarm chamber 35 is connected with valve group control chamber 13, and the valve group control chamber 13 is let out with electromagnetism
Pressure valve 4 is connected, 4 signal input part of the electromagnetic relief valve and alarm controller signal output end phase Electricity Federation, it is described alarm into
Aquaporin 31 is connected with the system wing passage 11, and the alarm exhalant canal 32 is connected with warning water system 2.
In order to facilitate the fire demand water in sprinkler head branch pipe discharge line：It is provided with water trap 5 in the preact valve group 1
（Water trap in the present embodiment is known products, using the product of model HAD20B）, the water inlet end of the water trap 5 and institute
System wing passage 11 is stated to be connected.
In order to facilitate detection：Also it is connected by test pipe 2 ' between the water supply wing passage 12 and warning water system 2, institute
State and be provided with outflow test ball valve 2 ' ', three-way connection 4 ' on test pipe 2 ' ', 4 ' ' two interfaces of the three-way connection respectively with
Warning water system 2 and outflow test ball valve 2 ' ' are connected, and another interface of the three-way connection 4 ' ' is provided with stifled by screw thread
First 41 ' '.
In order to ensure because of power-off to make in fire extinguishing procedure simple type preaction valve installation to close, the electromagnetic relief valve
Anti- reset valve 8 is provided between 4 and valve group control chamber 13（The product uses China Patent Publication No. for 207034261 U's of CN
Anti- reset valve, the product structure and operation principle fully disclose, herein without repeating.）, the first of the anti-reset valve 8
Pressure release passage is connected with the valve group control chamber 13, the anti-intake tunnel for resetting valve 8 and water supply wing passage 12 and electromagnetism
4 valve of pressure release is connected, and reset ball valve 3 ' is provided between the anti-reset valve 8 and water supply wing passage 12 '.
In order to facilitate test, start preact valve group 1 also for when people being facilitated to detect fire behavior prior to fire-alarm,
The anti-intake tunnel for resetting valve 8 is also communicated with manual relief valve 41.
In order to avoid false alarm：It is provided with pressure between alarm exhalant canal 32 and the water inlet of the warning water system 2
Power switch 6.
Based on aforementioned schemes, in practical operation, the first dynamic clamping head and quiet clamping head can also be the first elastic rubber, the second elastic reset
Part can also be the second elastic rubber, and relief valve can also be the pressure relief ball valve manually controlled.
Simple type preaction valve installation of the present invention is in the case where electromagnetic relief valve 4 is closed, the hydraulic pressure in valve group control chamber 13
It is equal with the hydraulic pressure of water supply wing passage 12, the first spring 14 is acted on, the first diaphragm seal pad 15 is covered on the first valve port 16,
So that partition water supply wing passage 12 and system wing passage 11,35 hydraulic pressure of controlling alarm chamber is with 34 collective effect of second spring in second
The sealing of block 39 is covered on the second valve port 37 by diaphragm seal pad 33, partition alarm intake tunnel 31 and alarm exhalant canal
32；Fire alarm alarm controller occurs and sends out the signal control opening of electromagnetic relief valve 4, the hydraulic pressure in valve group control chamber 13 is released
Put, the hydraulic pressure in water supply wing passage 12 be more than spring 14 pressure, the first diaphragm seal pad 15 is open-top, water supply wing passage 12 with
System wing passage 11 is connected, and fire demand water enters spray branch pipe and puts out a fire, and the hydraulic pressure in controlling alarm chamber 35 is released, and is disappeared
Anti- to enter alarm intake tunnel 31 by system wing passage 11 with water, the hydraulic pressure alarmed in intake tunnel 31 is more than the pressure of spring 34
Power, block 39 is open-top, and alarm intake tunnel 31 is connected with alarm exhalant canal 32, and warning water system 2 is triggered, and sends out police
Report closes electromagnetic relief valve 4, opens reset ball valve 3 ' manually after the completion of fire extinguishing ', the pressure of valve group control chamber 13 rises, in water
Make the first diaphragm seal pad 15 partition water supply wing passage 12 and system wing passage 11 under the active force of pressure and spring 14, hydraulic pressure is simultaneously
Make the second diaphragm seal pad 33 partition alarm intake tunnel 31 and alarm exhalant canal 32 into controlling alarm chamber 35, keeps device complete
At reset, set condition is reentered.
When needing test warning water system 2 whether to work normally, outflow test ball valve 2 ' ' is opened, fire demand water passes through examination
It tests pipeline 2 ' and triggers warning water system 2, fire demand water can enter in alarm exhalant canal 32, since the covering of briquetting 38 is pressed together on the
On two valve ports 37, fire demand water cannot be introduced into alarm intake tunnel 31, after being completed, open three-way connection 4 ' ' on
Plug 41 ' ' water is released.
The modifications and changes done with this creation, all belong to the scope of the claims of this creation opinion, and are not limited to embodiment and are taken off
The person of showing.
Claims (10)
1. simple type preaction valve installation, including preact valve group, warning water system, relief valve, the preact valve group offers confession
Water wing passage and system wing passage, form the first valve port, first valve port between the water supply wing passage and system wing passage
Right side is provided with the first diaphragm seal pad, and valve group control chamber, institute are formed on the right side of the first diaphragm seal pad and preact valve group
It states to be provided between the first diaphragm seal pad and preact valve group and can make the of the first diaphragm seal pad sealing the first valve port of covering
One dynamic clamping head and quiet clamping head, the valve group control chamber are connected with relief valve and water supply wing passage, it is characterised in that：It further include alarm control
Valve processed, the alarm control valve include valve body, and alarm intake tunnel and alarm exhalant canal, the report are offered on the valve body
There is the second valve port between alert intake tunnel and alarm exhalant canal, the second diaphragm seal is provided with above second valve port
Pad forms controlling alarm chamber, the second diaphragm seal pad between the second diaphragm seal pad and alarm control valve upper end
Being provided between alarm control valve upper end can make the resistance of the second diaphragm seal pad multiple in the second elasticity of second valve port
Position part, the controlling alarm chamber are connected with relief valve and valve group control chamber, the alarm intake tunnel and system wing passage phase
Connection, the alarm exhalant canal are connected with warning water system.
2. simple type preaction valve installation according to claim 1, it is characterised in that：The relief valve is electromagnetic relief valve,
The electromagnetic relief valve signal input part and alarm controller signal output end phase Electricity Federation.
3. simple type preaction valve installation according to claim 2, it is characterised in that：The electromagnetic relief valve is controlled with valve group
Anti- reset valve is provided between chamber, the anti-pressure release passage for resetting valve is connected with valve group control chamber, the anti-reset valve
Intake tunnel is connected with water supply wing passage and electromagnetic relief valve, and reset is provided between the anti-reset valve and water supply wing passage
Ball valve.
4. simple type preaction valve installation according to claim 3, it is characterised in that：The anti-intake tunnel for resetting valve is also
It is communicated with manual relief valve.
5. simple type preaction valve installation according to claim 1, it is characterised in that：Second valve port is arranged in the report
On alert intake tunnel, block, the lower face sealing of the block are provided between second valve port and the second diaphragm seal pad
It is covered in the valve port, the block can be slided up and down and is set in alarm control valve, between the block and alarm control valve
The 4th fluid channel is formed, the 4th fluid channel is connected with alarm exhalant canal.
6. simple type preaction valve installation according to claim 1, it is characterised in that：Second dynamic clamping head and quiet clamping head is second
Spring, the second spring are set to the controlling alarm intracavitary, the second spring lower end and second diaphragm seal
Pad inconsistent, the second spring upper end and the alarm control valve are inconsistent.
7. simple type preaction valve installation according to claim 1, it is characterised in that：First dynamic clamping head and quiet clamping head is first
Spring, first spring are set in the valve group control chamber, first spring left part and first diaphragm seal
Pad inconsistent, first spring right part and the preact valve group are inconsistent.
8. simple type preaction valve installation according to claim 1, it is characterised in that：The row of being provided in the preact valve group
Hydrophone, the water inlet end of the water trap are connected with the system wing passage.
9. simple type preaction valve installation according to claim 1, it is characterised in that：The water supply wing passage and warning water system
Between be connected by test pipe, outflow test ball valve, three-way connection, the three-way connection are provided on the test pipe
Two interfaces are connected with warning water system and outflow test ball valve respectively, another interface of the three-way connection is set by screw thread
It is equipped with plug.
10. simple type preaction valve installation according to claim 1, it is characterised in that：The alarm exhalant canal with it is described
It is provided with pressure switch between the water inlet of warning water system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810779149.2A CN108591582A (en) | 2018-07-16 | 2018-07-16 | Simple type preaction valve installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810779149.2A CN108591582A (en) | 2018-07-16 | 2018-07-16 | Simple type preaction valve installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108591582A true CN108591582A (en) | 2018-09-28 |
Family
ID=63617622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810779149.2A Pending CN108591582A (en) | 2018-07-16 | 2018-07-16 | Simple type preaction valve installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108591582A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109630748A (en) * | 2018-12-04 | 2019-04-16 | 锦阳消防科技有限公司 | Automatic fire alarm valve gear |
| CN114768153A (en) * | 2022-05-13 | 2022-07-22 | 福建闽山消防有限公司 | Automatic water spraying fire extinguishing system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1546696A (en) * | 1976-10-19 | 1979-05-31 | Chubb Fire Security Ltd | Control valve |
| CN2441506Y (en) * | 2000-10-13 | 2001-08-08 | 武汉大禹阀门制造有限公司 | Diaphragm type rain alarm valve with water pressure type anti-reset controller |
| CN103174868A (en) * | 2013-02-06 | 2013-06-26 | 张凡 | Diaphragm valve with adjustable pressure and adjustable flow range |
| CN204170340U (en) * | 2014-09-18 | 2015-02-25 | 浙江恒安消防安全设备有限公司 | A kind of deluge alarm valve |
| KR20170012490A (en) * | 2017-01-06 | 2017-02-02 | 주식회사 티지화이어 | Dry preaction valve |
| KR101787517B1 (en) * | 2016-09-07 | 2017-11-15 | 주식회사 우당기술산업 | Pre action valve |
| CN207520505U (en) * | 2017-11-18 | 2018-06-22 | 浙江瑞城消防设备有限公司 | Diaphragm type deluge alarm valve |
| CN208565752U (en) * | 2018-07-16 | 2019-03-01 | 沪消消防科技有限公司 | Simple type preaction valve installation |
-
2018
- 2018-07-16 CN CN201810779149.2A patent/CN108591582A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1546696A (en) * | 1976-10-19 | 1979-05-31 | Chubb Fire Security Ltd | Control valve |
| CN2441506Y (en) * | 2000-10-13 | 2001-08-08 | 武汉大禹阀门制造有限公司 | Diaphragm type rain alarm valve with water pressure type anti-reset controller |
| CN103174868A (en) * | 2013-02-06 | 2013-06-26 | 张凡 | Diaphragm valve with adjustable pressure and adjustable flow range |
| CN204170340U (en) * | 2014-09-18 | 2015-02-25 | 浙江恒安消防安全设备有限公司 | A kind of deluge alarm valve |
| KR101787517B1 (en) * | 2016-09-07 | 2017-11-15 | 주식회사 우당기술산업 | Pre action valve |
| KR20170012490A (en) * | 2017-01-06 | 2017-02-02 | 주식회사 티지화이어 | Dry preaction valve |
| CN207520505U (en) * | 2017-11-18 | 2018-06-22 | 浙江瑞城消防设备有限公司 | Diaphragm type deluge alarm valve |
| CN208565752U (en) * | 2018-07-16 | 2019-03-01 | 沪消消防科技有限公司 | Simple type preaction valve installation |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109630748A (en) * | 2018-12-04 | 2019-04-16 | 锦阳消防科技有限公司 | Automatic fire alarm valve gear |
| CN114768153A (en) * | 2022-05-13 | 2022-07-22 | 福建闽山消防有限公司 | Automatic water spraying fire extinguishing system |
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