CN205618695U - Adopt two lip seal technique valve clack assembly's dry -type alarm valve - Google Patents
Adopt two lip seal technique valve clack assembly's dry -type alarm valve Download PDFInfo
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- CN205618695U CN205618695U CN201620330881.8U CN201620330881U CN205618695U CN 205618695 U CN205618695 U CN 205618695U CN 201620330881 U CN201620330881 U CN 201620330881U CN 205618695 U CN205618695 U CN 205618695U
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Abstract
The utility model discloses an adopt two lip seal technique valve clack assembly's dry -type alarm valve, include valve gap, valve body, resetting shaft, release link, drip valve, drain valve, filter, put the mouth of a river, control ball valve, control gate valve, gas accuse valve, pressure switch, manometer, diaphragm, valve clack assembly, piston rod, pendulum rod and disk seat with fixed attention. The device adopts the two lip seal structures of diaphragm, piston rod push rod type locking sealing technique and valve clack assembly, through the diameter that reduces valve clack assembly, has reduced the overall dimension and the product weight of product, has practiced thrift manufacturing cost, makes things convenient for packing of product and transportation, reduces logistics cost, the eccentric structure sealing of the device because of not adopting the hinge to having reduced the machining precision of part, having reduced the product Assembly technical difficulty, improved the once rate of being up to the standards of product, simple to operate is swift, valve clack assembly adopts annular space groove, built -in junk ring and two lip seal's structure, and is sealed through the locking mechanism locking, has improved the sealing performance of valve.
Description
Technical field
This utility model relates to a kind of valve, a kind of dry type alarm valve using double-lip seal technology flap assembly.
Background technology
Along with city-building exploitation, the development of logistic storage industry and the application of industrial fire, at the underground garage in cities and towns, thing
Flowing the cold storage warehouse of storage, outreach storage, between the storehouse canopy of enterprise etc., operating ambient temperature is less than 4 DEG C, automatic sprinkling fire-extinguishing
The place of the easy bursting by freezing of system, need to install and use dry type warning system.Dry type alarm valve is that the warning of automatic sprinkling fire-extinguishing dry type is
A kind of control valve in system, when one or more shower nozzle actions of dry type warning system, under intrasystem compressed air is quick
Fall, when being down to start pressure, dry type alarm valve starts, and system sprinkling fire, pressure switch is to fire protection control center simultaneously
Output alarm signal, warning water system sends chimes of doom.Current existing dry type alarm valve differential formula and mechanical dry type report
Alert two kinds of valve, what existing domestic production was sold is substantially by differential type dry type alarm valve.In this valve, pressurized seal seat diameter is big
In water-pressure sealed seat, the intermediate cavity that two seal receptacles are in atmospheric pressure by separates, because using pressure reduction to seal, and flap assembly
With valve seat without locking, belong to relative free state, use middle meeting, because of pressure oscillation, leakage, nonaction occur.Pressure reduction sealing,
Start, pressure reduction than being the fixing value range of a comparison, in actual use user need to according to pressure reduction than allotment pressure of supply water and
Supply gas pressure, Stress control bothers；And often higher because of systematic Water supply pressure, it has to improve supply gas pressure and realize valve
Sealing, thus appear in valve start after, because air pressure height needs long period draining, have impact on the fire-fighting fire extinguishing time.
Differential type dry type alarm valve seals structure, and what flap assembly and valve seat were generally adopted is that pressurized seal seat is concentric with water-pressure sealed seat
The hinge arrangement that hinge arrangement and pressurized seal seat are eccentric with water-pressure sealed seat, in the middle of valve body structure fat greatly, overall dimensions is general
All over more than similar warning valve, the valve bodily form is big, heavy weight, causes Product transport difficulty, and cost is high；Dry type alarm valve because of
Contour structures is big, occupies bigger installing space at engineering construction scene.
Utility model content
The purpose of this utility model is to provide a kind of dry type alarm valve using double-lip seal technology flap assembly, on solving
State the problem proposed in background technology.
For achieving the above object, the following technical scheme of this utility model offer:
A kind of dry type alarm valve using double-lip seal technology flap assembly, including valve gap, valve body, resetting shaft, release link,
Dew valve, drain valve, filter, put the solidifying mouth of a river, control ball valve, control gate valve, Pneumatic valve, pressure switch, Pressure gauge,
Barrier film, flap assembly, piston rod, fork and valve seat, described Pressure gauge includes pressure of supply water table, supply gas pressure table and control
Chamber pressure table, it is anterior that valve gap is arranged on valve body, and valve seat is arranged in valve body, is provided with fork, rotating shaft, reset on valve seat
Axle and flap assembly, resetting shaft is surrounded with spring, and resetting shaft is connected with valve seat external reset bar；Flap assembly uses double
Lip seal structure and flap assembly form annular space groove with valve base chamber；Put the solidifying mouth of a river, add bottom water mouth, pressure of supply water table
With the side that drainage ball valve is installed in valve body；Valve body is provided with control room, control room include cylinder cap, the first O, every
Film, cylinder seat and piston rod, control room supply channel side is provided with control room feed water valve, filter and check valve, opposite side
Being provided with control gate valve, Pneumatic valve and control room pressure of supply water table, the gas control mouth at Pneumatic valve is connected to supply gas pressure table, and with
The air supply opening of valve body is connected, and valve body air inlet is provided with check valve；Valve body rear portion pipeline taking alarm, warning pipeline is connected to drip
Valve, check valve, pressure switch and warning water system, and it is connected to form examination warning pipeline with pressure of supply water table pipeline.
As further program of the utility model: flap assembly includes returning plate, sealing gasket, pressing plate and built-in lining ring, seal
Pad uses the double-lip seal structure of band annular space groove.
As further program of the utility model: the first O, barrier film, cylinder seat and piston rod are installed by hex(agonal)screw
On the control room of valve body.
As further program of the utility model: valve seat is arranged in valve body by hexagon socket head cap screw and valve seat is by second
O seals.
As further program of the utility model: flap assembly and valve seat pass through shaft hinge.
Compared with prior art, the beneficial effects of the utility model are: this device uses barrier film, piston rod putter type locking close
Encapsulation technique and flap assembly double-lip seal structure, by reducing the diameter of flap assembly, reduce product overall dimensions and
Product weight, decreases the useful space that product is installed, has saved production cost, facilitated packaging and the transport of product, reduces
Logistics cost；This device seals because of the eccentric structure being provided without hinge, thus decreases the machining accuracy of part, reduces product
Mounting technology difficulty, improves the once inspection qualification rate of product, it is to avoid user allocates the problem of pressure of supply water and supply gas pressure,
Quick and easy for installation；Flap assembly uses the structure that annular space groove, built-in lining ring and double-lip seal, and passes through lockable mechanism
Locking seals, and improves the sealing property of valve；This device uses the dry type alarm valve start-up technique that external Pneumatic valve controls,
Gas control starts Stress control in a fixing pressure limit value, it is to avoid user allocates asking of pressure of supply water and supply gas pressure
Topic, makes debugging more simple and efficient, needs also dependent on user simultaneously, allocates Pneumatic valve, it is achieved arbitrarily start the pressure of ratio
Difference starts, and meets the different demands of user.
Accompanying drawing explanation
Fig. 1 is the front view of the dry type alarm valve using double-lip seal technology flap assembly.
Fig. 2 is the left view of the dry type alarm valve using double-lip seal technology flap assembly.
Fig. 3 is the side view of the dry type alarm valve using double-lip seal technology flap assembly.
Fig. 4 is the profile of the dry type alarm valve using double-lip seal technology flap assembly.
Wherein: 1-valve gap, 2-valve body, 3-spring, 4-resetting shaft, 5-release link, 6-dew valve, 7-drainage ball valve, 8-
Filter, 9-control room feed water valve, 10-puts the solidifying mouth of a river, and 11-adds bottom water mouth, and 12-controls gate valve, 13-Pneumatic valve, 14-
Pressure switch, 15-pressure of supply water table, 16-supply gas pressure table, 17-air supply opening, 18-warning water system, 19-control room supplies water
Pressure gauge, 20-cylinder cap, 21-the first O, 22-barrier film, 23-cylinder seat, 24-piston rod, 25-fork, 26-returns plate,
27-sealing gasket, 28-pressing plate, 29-lining ring, 30-rotating shaft, 31-valve seat, 32-hex(agonal)screw, 33-the second O, 34-
Hexagon socket head cap screw.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the technical scheme of this patent is described in more detail.
Refer to Fig. 1-4, a kind of dry type alarm valve using double-lip seal technology flap assembly, including valve gap 1, valve body 2,
Resetting shaft 4, release link 5, dew valve 6, drain valve 7, filter 8, put the solidifying mouth of a river 10, control ball valve 9, control lock
Valve 12, Pneumatic valve 13, pressure switch 14, Pressure gauge, barrier film 22, flap assembly, piston rod 24, fork 25 and valve
Seat 31, described Pressure gauge includes pressure of supply water table 15, supply gas pressure table 16 and control room Pressure gauge 19, and valve gap 1 is arranged on
Valve body 2 is anterior, and valve seat 31 is arranged in valve body 2, is provided with fork 25, rotating shaft 30, resetting shaft 4 on valve seat 31
With flap assembly, resetting shaft 4 being surrounded with spring 3, resetting shaft 4 is connected with valve seat 31 external reset bar 5；Flap group
Part uses double-lip seal structure and forms annular space groove between flap assembly and valve seat 31；Put the solidifying mouth of a river 10, add bottom water
Mouth 11, pressure of supply water table 15 and drainage ball valve 7 are installed in the side of valve body 2；Valve body 2 is provided with control room, controls
Room includes cylinder cap the 20, first O 21, barrier film 22, cylinder seat 23 and piston rod 24, and control room supply channel side is pacified
Equipped with control room feed water valve 9, filter 8 and check valve, opposite side is provided with control gate valve 12, Pneumatic valve 13 and controls
Room pressure of supply water table 19, the gas control mouth at Pneumatic valve 13 is connected to supply gas pressure table 16, and with air supply opening 17 phase of valve body 2
Even, valve body 2 air inlet is provided with check valve；Valve body 2 rear portion pipeline taking alarm, warning pipeline is connected to dew valve 6, unidirectional
Valve, pressure switch 14 and warning water system 18, and it is connected to form examination warning pipeline with pressure of supply water table pipeline.Flap assembly bag
Including and return plate 26, sealing gasket 27, pressing plate 28 and built-in lining ring 29, sealing gasket 27 uses the double-lip of band annular space groove close
Seal structure.First O 21, barrier film 22, cylinder seat 23 and piston rod 24 are arranged on valve body 2 by hex(agonal)screw 32
On control room.Valve seat 31 passes through in hexagon socket head cap screw 34 is arranged on valve body 2 and valve seat 31 is close by the second O 33
Envelope.Flap assembly and valve seat 31 are by rotating shaft 30 hinge.
Operation principle of the present utility model is: this device uses barrier film 22 and piston rod 24 to promote locking Sealing Technology, flap
Assembly and valve seat 31 different diameters are little, and less flap assembly effectively reduces valve mechanism space, no longer passes through
Increase flap module diameter seals with the ratio of valve seat 31 diameter, thus reduces the overall dimensions of valve body 2, valve body 2
The nearly half of reduced diameter, reduces valve body 2 the nearlyest 20%～25%, controls valve profile, preferably alleviates valve
Weight；Flap assembly uses the structure that annular space groove, built-in lining ring 29 and double-lip seal, by lockable mechanism effect
In fork 25 locking seal, improve the sealing property of valve, no longer aberration means of press seals the same freely seal with pressure wave
Dynamic and leakage phenomenon occurs in malfunction；This device uses external Pneumatic valve 13 to control dry type alarm valve start-up technique, it is achieved that gas
Control starts pressure fixing, needs also dependent on user simultaneously, allocates Pneumatic valve 13, it is achieved the pressure reduction arbitrarily starting ratio starts,
Meet the different demands of user.
This device uses barrier film 22, piston rod 24 putter type locking Sealing Technology and flap assembly double-lip seal structure, logical
Cross the diameter reducing flap assembly, reduce overall dimensions and the product weight of product, decrease the useful space that product is installed,
Save production cost, facilitated packaging and the transport of product, reduce logistics cost；This device is because being provided without the eccentric knot of hinge
Structure seals, thus decreases the machining accuracy of part, reduces Product Assembly technical difficulty, and the once inspection improving product is qualified
Rate, it is to avoid user allocates the problem of pressure of supply water and supply gas pressure, quick and easy for installation；Flap assembly employing annular space groove,
The structure that built-in lining ring 29 and double-lip seal, is sealed by lockable mechanism locking, improves the sealing property of valve；Should
Device uses the dry type alarm valve start-up technique that external Pneumatic valve 13 controls, and gas control starts Stress control a fixing pressure
In power value range, it is to avoid user allocates the problem of pressure of supply water and supply gas pressure, make debugging more simple and efficient, also may be used simultaneously
According to user's needs, allocate Pneumatic valve 13, it is achieved the pressure reduction arbitrarily starting ratio starts, and meets the different demands of user.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned embodiment,
In the ken that those of ordinary skill in the art is possessed, it is also possible to make each on the premise of without departing from this patent objective
Plant change.
Claims (5)
1. the dry type alarm valve using double-lip seal technology flap assembly, it is characterised in that include valve gap, valve body,
Resetting shaft, release link, dew valve, drain valve, filter, put the solidifying mouth of a river, control ball valve, control gate valve, Pneumatic valve,
Pressure switch, Pressure gauge, barrier film, flap assembly, piston rod, fork and valve seat, described Pressure gauge include pressure of supply water table,
Supply gas pressure table and control room Pressure gauge, it is anterior that valve gap is arranged on valve body, and valve seat is arranged in valve body, is provided with on valve seat
Fork, rotating shaft, resetting shaft and flap assembly, resetting shaft is surrounded with spring, and resetting shaft is connected with valve seat external reset bar；
Flap assembly uses double-lip seal structure and flap assembly to form annular space groove with valve base chamber；Put the solidifying mouth of a river, add bottom water
Mouth, pressure of supply water table and drainage ball valve are installed in the side of valve body；Valve body is provided with control room, control room include cylinder cap,
First O, barrier film, cylinder seat and piston rod, control room supply channel side be provided with control room feed water valve, filter and
Check valve, opposite side is provided with control gate valve, Pneumatic valve and control room pressure of supply water table, and the gas control mouth at Pneumatic valve is connected to supply
Atmospheric pressure table, and be connected with the air supply opening of valve body, valve body air inlet is provided with check valve；Valve body rear portion pipeline taking alarm, reports to the police
It is connected to dew valve, check valve, pressure switch and warning water system on pipeline, and is connected to form examination warning with pressure of supply water table pipeline
Pipeline.
The dry type alarm valve of employing double-lip seal technology flap assembly the most according to claim 1, it is characterised in that
Described flap assembly includes returning plate, sealing gasket, pressing plate and built-in lining ring, and the double-lip of sealing gasket employing band annular space groove is close
Seal structure.
The dry type alarm valve of employing double-lip seal technology flap assembly the most according to claim 1 and 2, its feature exists
In, described first O, barrier film, cylinder seat and piston rod are arranged on the control room of valve body by hex(agonal)screw.
The dry type alarm valve of employing double-lip seal technology flap assembly the most according to claim 3, it is characterised in that
Described valve seat is arranged in valve body by hexagon socket head cap screw and valve seat is sealed by the second O.
The dry type alarm valve of employing double-lip seal technology flap assembly the most according to claim 4, it is characterised in that
Described flap assembly and valve seat pass through shaft hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620330881.8U CN205618695U (en) | 2016-04-18 | 2016-04-18 | Adopt two lip seal technique valve clack assembly's dry -type alarm valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620330881.8U CN205618695U (en) | 2016-04-18 | 2016-04-18 | Adopt two lip seal technique valve clack assembly's dry -type alarm valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205618695U true CN205618695U (en) | 2016-10-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620330881.8U Active CN205618695U (en) | 2016-04-18 | 2016-04-18 | Adopt two lip seal technique valve clack assembly's dry -type alarm valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205618695U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107701A (en) * | 2019-06-19 | 2019-08-09 | 太仓源凯汽车配件有限公司 | A kind of segmented valve head of air inlet by-passing valve |
-
2016
- 2016-04-18 CN CN201620330881.8U patent/CN205618695U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107701A (en) * | 2019-06-19 | 2019-08-09 | 太仓源凯汽车配件有限公司 | A kind of segmented valve head of air inlet by-passing valve |
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