CN203703329U - Double floater type fire control air stopping valve device - Google Patents
Double floater type fire control air stopping valve device Download PDFInfo
- Publication number
- CN203703329U CN203703329U CN201420077818.9U CN201420077818U CN203703329U CN 203703329 U CN203703329 U CN 203703329U CN 201420077818 U CN201420077818 U CN 201420077818U CN 203703329 U CN203703329 U CN 203703329U
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- China
- Prior art keywords
- valve
- floater
- outer body
- support
- connection rod
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- 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.)
- Withdrawn - After Issue
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Abstract
Provided is a double floater type fire control air stopping valve device. Valve base flanges are installed on a valve element lower seat and at the bottom of a valve outer body. A water inlet is arranged in the valve outer body, 45-degree slopes are manufactured at the corresponding positions of the bottom of a valve element upper seat and on the upper portion of the valve element lower seat, a guide rail is arranged between the valve outer body and the valve element upper seat, floater connection rods (A and B) are arranged at the bottoms of two floaters respectively, the bottom of a transmission connection rod penetrates a fixed hole in the valve outer body to be fixed on the valve element upper seat, the top of the transmission connection rod is movably connected with the middle of the floater connection rod A, the bottom of a floater support is fixed on the upper portion of the valve outer body, the bottom of a floater connection rod support is fixed at the outer end of the valve outer body, and the floater connection rods (A and B) penetrate holes in the upper portion and the lower portion of the floater support to be movably connected with the floater connection rod support and the floater connection rod A. The device is suitable to be used in fire control pressurizing water tanks with high flowing speed and high flow, can overcome the siphon effect, and avoids the fact that compressed air enters a fire control pipe network and supports combustion without extinguishing the fire.
Description
Technical field
The utility model relates to a kind of air-stopping valve door, two float-ball type fire-fighting air-stopping valve door devices that particularly a kind of gas compensating type air-pressure fire water supply device are used.
Background technique
At present, what in fire protection gas pressure water tank, use is capsule type air-pressure water pot, but capsule type air-pressure water pot is short working life, and maintenance expenses is high, and valve can not be realized recloser.In the time of fire-fighting initial attack, if valve can not be realized recloser, in the time that in fire protection gas pressure water tank, liquid is drained, pressurized gas will be continuously introduced in fire_fighting pipe network, does not only have fire extinguishing function, plays on the contrary combustion-supporting effect.Gas compensating type gas pressure water tank can address this problem preferably, but there be limited evidence currently of has use gas compensating type gas pressure water tank, realizes and stops gas effect because be difficult to be controlled at depart from electric situation.The utility model provides a kind of two float-ball type fire-fighting air-stopping valve door devices that can automatically close after the water in gas compensating type gas pressure water tank discharges, has effectively prevented that pressurized gas from entering in fire_fighting pipe network, has solved the technical difficult problem of gas compensating type gas pressure water tank.Still do not use at present the report of two float-ball type fire-fighting air-stopping valve door devices.
Summary of the invention
For the problems referred to above, the utility model provides a kind of pressurized water self acting stop valve body in time when drained that can be in fire protection gas pressure water tank, prevents that pressurized gas from flowing into two float-ball type fire-fighting air-stopping valve door devices of fire_fighting pipe network.
Solving the problems of the technologies described above taked concrete technical measures is:
A kind of two float-ball type fire-fighting air-stopping valve door device, it is characterized in that: valve base flange 5 is equipped with in the bottom of lower 4 of spool and valve ectosome 6, valve ectosome 6 is provided with valve water intake 7, the corresponding part on the top that the bottom at the spool seat of honour 3 and spool are lower 4 makes respectively at 45 ° domatic 2, between the valve ectosome 6 on valve water intake 7 tops and the spool seat of honour 3, be provided with guide rail 1, the bottom of ball float A11 is provided with floating ball rod A10, the bottom of ball float B12 is provided with floating ball rod B13, the kinematic link fixed hole 15 that the bottom of kinematic link 8 has through the circle centre position of valve ectosome 6 is fixed on the spool seat of honour 3, the top of kinematic link 8 is flexibly connected with the middle part of floating ball rod A10 by bolt, the bottom of ball float support 9 is fixed on the top of valve ectosome 6, the bottom of floating ball rod support 14 is fixed on the outer end of valve ectosome 6, floating ball rod A10 is connected with the top movable of floating ball rod support 14 by bolt through the hole of ball float support 9 bottoms, floating ball rod B13 is flexibly connected with floating ball rod A10 by bolt through the hole on ball float support 9 tops.
good effect of the present utility model:the utility model is for the special-purpose member of air-pressure fire feedwater, is applicable to high flow rate, in the fire-fighting pressurized water tank of large flow, prevents that pressurized gas from entering fire_fighting pipe network, does not only have fire extinguishing function, causes that on the contrary combustion-supporting phenomenon occurs.The utility model can overcome the reaction force of current siphon effect to valve body, be held open state during higher than the state of ball float at water level, in the time that water level drops to ball float position, valve body is closed automatically, play only gas effect, in water level decline process, because ball float is by lever connection for transmission connecting rod, greatly increase the pulling force of kinematic link, overcome the siphonage causing greatly because of too fast, the inside and outside pressure difference of current, can make smoothly fire-fighting water get rid of, eliminate pressurized gas simultaneously and enter the damaging effect of fire_fighting pipe network.At present, what in fire protection gas pressure water tank, use is capsule type air-pressure water pot, and capsule type air-pressure water pot is short working life, and maintenance expenses is high.In fire protection gas pressure water tank, almost do not use gas compensating type gas pressure water tank, realize only gas effect because be difficult to be controlled at depart from electric situation, the utility model has been filled up this vacancy, its long service life, keep in repair convenient simply, improved the reliability of pneumatic installation water supply simultaneously.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the A-A sectional drawing of Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further details.
A kind of two float-ball type fire-fighting air-stopping valve door device, as depicted in figs. 1 and 2, it is a kind of machinery valve that is applicable to energy recloser in fire protection gas pressure water tank, prevent when for fire-fighting initial attack, in fire protection gas pressure water tank, liquid is drained, pressurized gas is continuously introduced in fire_fighting pipe network, does not only have fire extinguishing function, and the phenomenon that plays on the contrary combustion-supporting effect occurs.Adopt this device, when pressurized water that can be in fire protection gas pressure water tank is drained, self acting stop valve body in time, prevents that pressurized gas from flowing into fire_fighting pipe network.Its concrete structure is: valve base flange 5 is equipped with in the bottom of lower 4 of spool and valve ectosome 6, valve ectosome 6 is provided with valve water intake 7, the corresponding part on the top that the bottom at the spool seat of honour 3 and spool are lower 4 makes respectively at 45 ° domatic 2, between the valve ectosome 6 on valve water intake 7 tops and the spool seat of honour 3, be provided with guide rail 1, the bottom of ball float A11 is provided with floating ball rod A10, the bottom of ball float B12 is provided with floating ball rod B13, the kinematic link fixed hole 15 that the bottom of kinematic link 8 has through the circle centre position of valve ectosome 6 is fixed on the spool seat of honour 3, the top of kinematic link 8 is flexibly connected with the middle part of floating ball rod A10 by bolt, the bottom of ball float support 9 is fixed on the top of valve ectosome 6, the bottom of floating ball rod support 14 is fixed on the outer end of valve ectosome 6, floating ball rod A10 is connected with the top movable of floating ball rod support 14 by bolt through the hole of ball float support 9 bottoms, floating ball rod B13 is flexibly connected with floating ball rod A10 by bolt through the hole on ball float support 9 tops.In Fig. 1, a, b, c place are a connecting rod upper shed, and another connecting rod passes and with bolt pinning, forms and be flexibly connected.
The utility model utilization be law of buoyancy, in the time there is no liquid in tank, due to the effect of pressurized gas in gravity and tank and water outlet pressure difference, make lower 4 tight closure of the spool seat of honour 3 and spool, air-stopping valve is in automatic closed condition.In the time that current pass through valve base flange 5, due to Water Pressure, the spool seat of honour 3 is lifted, current flow in tank by valve water intake 7, now, are to open because water filling Water Pressure impels air-stopping valve, but this state is External Force Acting, does not reach unlatching truly.In the time that liquid level rises to ball float A11, along with liquid level rises, ball float A11, ball float B12 rise in succession, produce buoyancy, ball float A11 is connected with kinematic link 8 by floating ball rod A10, pull kinematic link 8 by floating ball rod A10, make the spool seat of honour 3 start to rise, reach unlatching effect, ball float B12 pulls ball float A11 by floating ball rod B13 simultaneously, increase and pull buoyancy, by floating function, pull the spool seat of honour 3, overcome Action of Gravity Field, make valve reach unlatching truly, form the conducting of valve.When needs are discharged pot liquid, in the time that water level drops to ball float B12, ball float A11, ball float B12 declines gradually, the buoyancy that acts on the spool seat of honour 3 slowly disappears, due to positive pressure and Action of Gravity Field own, the spool seat of honour 3 starts to decline, guide rail 1 is the annulus of internal diameter less times greater than the spool seat of honour 3 external diameters, the spool seat of honour 3 is by the constraint of guide rail 1, accurately drop to and lower 4 closures of spool, domatic 2 shapes at 45 ° are made respectively in the corresponding part on the top that the bottom at the spool seat of honour 3 and spool are lower 4, therefore, when 45 ° domatic 2 of 3 bottoms, the spool seat of honour during with 45 ° of domatic 2 closures on lower 4 tops of spool, greatly increase area of contact for 45 ° domatic 2, reach the effect of sealing, form the state that valve is closed automatically.This device can overcome the reaction force of current siphon effect to valve body, be held open state during higher than the state of ball float at water level, in the time that water level drops to ball float position, valve body is closed automatically, play only gas effect, in water level decline process, because ball float A11 is connected with kinematic link 8 by floating ball rod A10, ball float B12 is connected with ball float A11 by floating ball rod B13 simultaneously, greatly increase the pulling force of kinematic link 8, overcome because of current too fast, the siphonage that inside and outside pressure difference causes greatly, can smooth and easyly make fire-fighting water get rid of, stoped pressurized gas to enter the damaging effect of fire_fighting pipe network simultaneously.
Claims (1)
1. a two float-ball type fire-fighting air-stopping valve door device, it is characterized in that: valve base flange (5) is equipped with in the bottom of spool lower (4) and valve ectosome (6), valve ectosome (6) is provided with valve water intake (7), domatic (2) at 45 ° are made respectively in the corresponding part on the top of the bottom at the spool seat of honour (3) and spool lower (4), be provided with guide rail (1) being positioned between the valve ectosome (6) on valve water intake (7) top and the spool seat of honour (3), ball float A(11) bottom be provided with floating ball rod A(10), ball float B(12) bottom be provided with floating ball rod B(13), the kinematic link fixed hole (15) that the bottom of kinematic link (8) has through the circle centre position of valve ectosome (6) is fixed on the spool seat of honour (3), the top of kinematic link (8) is by bolt and floating ball rod A(10) middle part be flexibly connected, the bottom of ball float support (9) is fixed on the top of valve ectosome (6), the bottom of floating ball rod support (14) is fixed on the outer end of valve ectosome (6), floating ball rod A(10) be connected with the top movable of floating ball rod support (14) by bolt through the hole of ball float support (9) bottom, floating ball rod B(13) through the hole on ball float support (9) top by bolt and floating ball rod A(10) be flexibly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420077818.9U CN203703329U (en) | 2014-02-24 | 2014-02-24 | Double floater type fire control air stopping valve device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420077818.9U CN203703329U (en) | 2014-02-24 | 2014-02-24 | Double floater type fire control air stopping valve device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203703329U true CN203703329U (en) | 2014-07-09 |
Family
ID=51053774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420077818.9U Withdrawn - After Issue CN203703329U (en) | 2014-02-24 | 2014-02-24 | Double floater type fire control air stopping valve device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203703329U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103791146A (en) * | 2014-02-24 | 2014-05-14 | 丹东川宇消防工程有限公司 | Double float ball type fire protection air stopping valve device |
| CN111806085A (en) * | 2020-06-19 | 2020-10-23 | 武汉红金龙印务股份有限公司 | Device for adding printing ink auxiliary agent |
-
2014
- 2014-02-24 CN CN201420077818.9U patent/CN203703329U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103791146A (en) * | 2014-02-24 | 2014-05-14 | 丹东川宇消防工程有限公司 | Double float ball type fire protection air stopping valve device |
| CN103791146B (en) * | 2014-02-24 | 2016-01-13 | 丹东川宇消防工程有限公司 | Two float-ball type fire-fighting air-stopping valve door device |
| CN111806085A (en) * | 2020-06-19 | 2020-10-23 | 武汉红金龙印务股份有限公司 | Device for adding printing ink auxiliary agent |
| CN111806085B (en) * | 2020-06-19 | 2021-08-24 | 武汉红金龙印务股份有限公司 | Device for adding printing ink auxiliary agent |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140709 Effective date of abandoning: 20160113 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |