CN106090338B - Pneumatic control valve - Google Patents
Pneumatic control valve Download PDFInfo
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- CN106090338B CN106090338B CN201610756441.3A CN201610756441A CN106090338B CN 106090338 B CN106090338 B CN 106090338B CN 201610756441 A CN201610756441 A CN 201610756441A CN 106090338 B CN106090338 B CN 106090338B
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- valve
- spool
- rod
- radiator
- solenoid
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Classifications
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- 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
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
- F16K11/20—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members
- F16K11/22—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members with an actuating member for each valve, e.g. interconnected to form multiple-way valves
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- 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
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
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- 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
- F16K41/00—Spindle sealings
- F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
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- 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
- F16K49/00—Means in or on valves for heating or cooling
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The present invention relates to valve field more particularly to a kind of pneumatic control valves.Pneumatic control valve, the atmospheric control including combination valve and the control combination valve；The combination valve includes valve body and the first spool being arranged in valve body and the second spool and the first valve rod being connected with first spool and the second valve rod being connected with second spool；The valve inner is axially penetrated through equipped with medium runner, and valve body is interconnected to constitute by the first valve body and the second valve body, and the first valve chamber is equipped in the first valve body, the second valve chamber is equipped in the second valve body；The pneumatic control valve is suitable for Chemical Industry, has that high degree of automation, wearability are good, and leakproofness is by force and the advantage grown of service life.
Description
Technical field
The present invention relates to valve field more particularly to a kind of pneumatic control valves.
Background technology
China is greatly developing Chemical Industry, and the deslagging in gasification furnace, dust removing system operating mode are non-in the industry
Often severe, not only temperature high (in short-term up to 1000 DEG C), pressure difference are high, and medium is solid particle or powder state shape for the system, to valve
The performance requirement of door is very high, it is desirable that valve has the characteristics that wear-resisting, corrosion-resistant, high temperature high voltage resistant, service life are long.Exist at present
The hard sealing O type ball valves of generally use two are installed together under this operating mode, are divided into two valve of import and export side, to ensure that deslagging is arranged
Ash system overall operation.But this kind of combination valve has the following disadvantages：1, since the medium that ash discharge lock hopper excludes is high-temperature coal
Slag or coal dust so that in the process of running, ground-slag state medium can be deposited in the valve chamber of ball valve valve, so as to cause spool with being situated between
Matter friction scratches spherical surface, causes valve leak, under high pressure differential, valve internals are washed bad soon.Also, ball valve
Due to its own architectural characteristic so that medium is easily accumulated in valve body cavity body, valve insertion is blocked, so as to which valve torque be caused to increase
Greatly, sphere clamping stagnation, valve switch are not in place, damage phenomena such as sealing surface.Under high-pressure situations, when valve fits badly, pipeline
Medium can form Choking phenomenon, seriously wash away bad valve.In the case, cavity inner product ash is influenced between by two spools instead,
The service life of two valves is greatly reduced, so as to cause heavy economic losses.2, the execution step of this kind of combination valve is very tight
Lattice, it is following to close during valve, it needs first to close the first O type ball valves, shut off to fluid, after inside cavity outflow
Close the 2nd O type ball valves；If now closing the 2nd O type ball valves, then head bay wall body internal flow is cut accumulation, at this time the first O
Type ball valve can not be closed and easily be damaged；However, existing combination valve also needs to artificial step-by-step operation, easily error causes great warp
Ji loss.
Invention content
To solve the above-mentioned problems, the purpose of the present invention is to provide a kind of pneumatic control valve, which is applicable in
In Chemical Industry, have that high degree of automation, wearability are good, leakproofness is by force and the advantage grown of service life.
In order to realize above-mentioned purpose, present invention employs following technical solutions：
Pneumatic control valve, the atmospheric control including combination valve and the control combination valve；It is characterized in that：
The combination valve includes valve body and the first spool being arranged in valve body and the second spool and with described the
The first valve rod that one spool is connected and the second valve rod being connected with second spool；The valve inner axially passes through
Medium runner is equipped with, valve body is interconnected to constitute by the first valve body and the second valve body, and the first valve chamber is equipped in the first valve body, the
The second valve chamber is equipped in two valve bodies；
The first locating shaft is located in first valve chamber bottom of first valve body, and the first valve is located at the top of the first valve chamber
Bar；First spool is arranged in the first valve chamber, and the section of the first spool is V-shaped, v-shaped opening one end connection of the first spool
It is fixed on the first locating shaft, the v-shaped opening other end of the first spool is fastened on the first valve rod；On first valve body
The first radiator is fixedly connected with, the lateral wall of the first radiator is equipped with several radiating fin walls, and the first valve rod, which is worn, to be located in
In first radiator；The first body of rod seal assembly, the first body of rod seal assembly packet are equipped between first valve rod and the first radiator
Include the first filler being arranged between the first valve rod and the first radiator and the first filler for positioning first filler
Set and the first hold-down grid for positioning the first filler set；The first filler set and the first hold-down grid cover
It is located on the first valve rod, the first hold-down grid is connected by connecting component on first radiator；
The second locating shaft is located in second valve chamber bottom of second valve body, and the second valve is located at the top of the second valve chamber
Bar；Second spool is arranged in the second valve chamber, and the lower end of the second spool is fixed on the second locating shaft, the second spool
Upper end is fixed on the second valve rod；The section of second spool is in O shapes, and the second valve core inside is equipped with spool runner, spool
Runner is coaxially disposed with the medium runner；Be fixedly connected with the second radiator on second valve body, the second radiator it is outer
Side wall is equipped with several radiating fin walls, and the second valve rod, which is worn, to be located in the second radiator；Second valve rod and the second radiator it
Between be equipped with the second body of rod seal assembly, the second body of rod seal assembly includes be arranged between the second valve rod and the second radiator the
Two fillers and the second filler set for positioning second filler and for position the second filler set second
Hold-down grid；The second filler set and the second hold-down grid are set on the second valve rod, and the second hold-down grid passes through connection
Component is connected on second radiator；
The atmospheric control includes the airflow pipeline being connected in high-pressure air source and is arranged on airflow pipeline
Air filtration pressure reducing valve, total way solenoid valve, the first solenoid valve, second solenoid valve, third solenoid valve, the 4th solenoid valve, the first machine
First pneumatic actuator of tool valve and the second mechanical valve and driving first valve rod and drive the of second valve rod
Two pneumatic actuators；The air filtration pressure reducing valve is arranged on the input terminal of airflow pipeline, the first solenoid valve, the second electromagnetism
Valve, third solenoid valve and the 4th solenoid valve are arranged in parallel on the airflow pipeline in air filtration pressure reducing valve downstream, the first solenoid valve
It is connected on the first pneumatic actuator by airflow pipeline with second solenoid valve, third solenoid valve and the 4th solenoid valve pass through gas
Flow tube road is connected on the second pneumatic actuator；Total road electricity is additionally provided on the airflow pipeline in the air filtration pressure reducing valve downstream
Magnet valve, the first mechanical valve and the second mechanical valve are arranged in parallel on the airflow pipeline in total way solenoid valve downstream, the first mechanical valve
Triggering end is coaxially disposed with first valve rod, and the first mechanical valve connects third solenoid valve and the 4th electromagnetism by airflow pipeline
Valve；The triggering end of second mechanical valve and second valve rod are coaxially disposed, and the second mechanical valve passes through airflow pipeline connection the
One solenoid valve and second solenoid valve.
The present invention has the advantage of following several respects using above-mentioned technical proposal, the pneumatic control valve：
1, the valve inner of the pneumatic control valve is provided with the first spool and the second spool, and the first spool is V-arrangement valve, " V "
First spool of type notch has automatic cutting function, can be effectively isolated ground-slag state medium；Second spool is O shape valves, O shape valves
It can ensure the leakproofness of valve body.During closing, the first spool is first closed, and medium runner is separated, and being effectively isolated ground-slag prevents valve
Core is worn；O shapes valve again close by row, ensures the leakproofness of valve body；
2, in the pneumatic control valve, valve body is equipped with the first radiator and the second radiator, and the first radiator and second dissipate
Hot body is used to radiate to valve body, avoids in valve rod sealing since high temperature damages, lifting means safety.First valve rod and first dissipates
The first body of rod seal assembly is equipped between hot body, the second body of rod seal assembly is equipped between the second valve rod and the second radiator；Bar
In body seal assembly（Including the first body of rod seal assembly and the second body of rod seal assembly）, filler is for ensureing the body of rod and radiator
Between leakproofness, filler set and hold-down grid be fixed filler for being positioned to filler, prevent filler with institute
It states and loosening is generated in the long-term friction process of valve rod；So as to promote its sealing effect, valve body is made to be not easy to produce medium leakage and ooze
Thoroughly, it ensures valve body, extends the service life of valve body；
3, which is controlled by atmospheric control, the first pneumatic actuator and in atmospheric control
For two pneumatic actuators by its air pressure inside of solenoid valve control, the first pneumatic actuator drives the first valve rod, the first valve rod with
First mechanical valve is connected, first the second pneumatic actuator of mechanical valve feedback link；Second pneumatic actuator drives the second valve
Bar, the second valve rod are connected with the second mechanical valve, second the first pneumatic actuator of mechanical valve feedback link.The atmospheric control
During execution, the first pneumatic actuator and the second pneumatic actuator can be linked, i.e., the first pneumatically execution is completed in operation successively
The corresponding operating of mechanism and the second pneumatic actuator, operation not only facilitate, more avoid caused by operation order is got wrong and set
Standby damage.Coordinate said combination valve body mechanism, what which performed is that the first spool is first closed, and is closed after the second spool
It closes；Second spool is first opened, and the first spool is post-opening to perform order.
Description of the drawings
Fig. 1 is the structure diagram of combination valve.
Fig. 2 is the structure diagram of atmospheric control.
Specific embodiment
Below in conjunction with the accompanying drawings, the preferred embodiments of the invention are described in further detail.
A kind of pneumatic control combinaing valve body mechanism as shown in Figure 1 and 2 including combination valve and controls the combination valve
Atmospheric control.
Combination valve
The combination valve include valve body and the first spool 12 being arranged in valve body and the second spool 22 and with institute
State the first valve rod 13 that the first spool 12 is connected and the second valve rod 23 being connected with second spool 22；The valve
Internal portion is axially penetrated through equipped with medium runner a, and valve body is interconnected to constitute by the first valve body 11 and the second valve body 21, the first valve body
The first valve chamber 14 is equipped in 11, the second valve chamber 24 is equipped in the second valve body 21.
First spool mounting structure is as follows：
The first locating shaft 15 is located in 14 bottom of the first valve chamber of first valve body 11, and 14 top of the first valve chamber is located
First valve rod 13.The first radiator 16 is fixedly connected on first valve body 11, the lateral wall of the first radiator 16 is equipped with
Several radiating fin walls, the first valve rod 13, which is worn, to be located in the first radiator 16；Between first valve rod 13 and the first radiator 16
Equipped with the first body of rod seal assembly, the first body of rod seal assembly includes being arranged between the first valve rod 13 and the first radiator 16
First filler 171 and for positioning the first filler of first filler 171 set 172 and filling out for positioning described first
First hold-down grid 173 of material set 172；The first filler set 172 and the first hold-down grid 173 are set in the first valve rod 13
On, the first hold-down grid 173 passes through connecting component（Such as bolt）It connects on first radiator 16.
First spool 12 is arranged in the first valve chamber 14, and the section of the first spool 12 is V-shaped, the V of the first spool 12
Shape open at one end is fastened on the first locating shaft 15, and the v-shaped opening other end of the first spool 12 is fastened on the first valve
On bar 13.First flow seal assembly is equipped in the upstream accent of first valve chamber 14, first flow seal assembly includes setting
Put the first pedestal 181 on the first valve body 11 and the first valve seat 182 being arranged on the first pedestal 181；First pedestal
181 ring-shaped section and ring-shaped circumferentially offers several notches on the ring body lateral surface of the first pedestal 181, first is provided in notch
Spring 183, the outer end of the first spring 183 are resisted against on the first valve body 11；The lateral surface of first valve seat 182 is resisted against
On one pedestal 181, the first sealing ring 184, the inner end of the first valve seat 182 are additionally provided between the first valve seat 182 and the first pedestal 181
The V-Bottom portion lateral surface of mouth and first spool 12 fits closely.
Second spool mounting structure is as follows：
The second locating shaft 25 is located in 24 bottom of the second valve chamber of second valve body 21, and 24 top of the second valve chamber is located
Second valve rod 23.The second radiator 26 is fixedly connected on second valve body 21, the lateral wall of the second radiator 26 is equipped with
Several radiating fin walls, the second valve rod 23, which is worn, to be located in the second radiator 26；Between second valve rod 23 and the second radiator 26
Equipped with the second body of rod seal assembly, the second body of rod seal assembly includes being arranged between the second valve rod 23 and the second radiator 26
Second filler 271 and for positioning the second filler of second filler 271 set 272 and filling out for positioning described second
Second hold-down grid 273 of material set 272；The second filler set 272 and the second hold-down grid 273 are set in the second valve rod 23
On, the second hold-down grid 273 is connected by connecting component on second radiator 26.
Second spool 22 is arranged in the second valve chamber 24, and the lower end of the second spool 22 is fixed on the second locating shaft 25
On, the upper end of the second spool 22 is fixed on the second valve rod 23；The section of second spool 22 is in O shapes, the second spool 22
Spool runner 20 is internally provided with, spool runner is coaxially disposed with the medium runner a；On the both sides accent of second valve chamber 24
Second flow channel seal assembly is both provided with, second flow channel seal assembly includes the second pedestal 281 being arranged on the second valve body 21,
And it is arranged on the second valve seat 282 on the second pedestal 281；The ring-shaped section and ring-shaped of second pedestal 281, the ring of the second pedestal 281
Several notches are circumferentially offered on outside, are provided with second spring 283 in notch, the outer end of second spring 283 against
On the second valve body 21；The lateral surface of second valve seat 282 is resisted against on the second pedestal 281, the second valve seat 282 and the second base
The second sealing ring 284, the inner port of the second valve seat 282 and the sphere lateral surface of second spool 22 are additionally provided between seat 281
It fits closely.
In above structure, it is equipped with first flow seal assembly in the upstream accent of the first valve chamber 14, the two of the second valve chamber 24
Second flow channel seal assembly is both provided on side chamber mouth, so as to ensure the leakproofness under valve body closed state；Specifically, runner is close
In sealing assembly（Including first flow seal assembly and second flow channel seal assembly）, valve seat is arranged on pedestal, valve seat and spool
Sphere lateral surface contact sealing, and between the pedestal and valve body be equipped with spring adjust, using this of spring fitted seal
Compensation sealing means；In sealing, the elastic force of spring acts on pedestal, valve seat successively, coordinate valve seat and spool tensioner so as to
Lift-off seal effect；During valve core rotation, the further compressed spring of valve seat makes valve core rotation more convenient；Compared to hardness
Rotation process in sealing structure, which generates frictional force and greatly reduces in the process, so as to alleviate the mill of spool face
Damage situation extends ball valve service life.In addition, valve body is equipped with the first radiator 16 and the second radiator 26, the first radiator
16 and second radiator 26 be used to radiate to valve body, avoid in valve rod sealing since high temperature damages, lifting means safety.First
The first body of rod seal assembly is equipped between 13 and first radiator 16 of valve rod, is equipped between the second valve rod 23 and the second radiator 26
Second body of rod seal assembly；In body of rod seal assembly（Including the first body of rod seal assembly and the second body of rod seal assembly）, filler
For ensureing the leakproofness between the body of rod and radiator, filler set and hold-down grid make filler pressure for being positioned to filler
It fastens, prevents filler from generating loosening in the friction process long-term with the valve rod；So as to promote its sealing effect, make valve body
It is not easy to produce medium leakage and infiltration, ensures valve body, extend the service life of valve body.
Atmospheric control
The atmospheric control includes the airflow pipeline being connected in high-pressure air source and is arranged on airflow pipeline
Air filtration pressure reducing valve V7, total way solenoid valve V8, the first solenoid valve V1, second solenoid valve V2, third solenoid valve V3, the 4th electromagnetism
First pneumatic actuator T1 of valve V4, the first mechanical valve V5 and the second mechanical valve V6 and driving first valve rod 13 and
Drive the second pneumatic actuator T2 of second valve rod 23.The air filtration pressure reducing valve V7 is arranged on the defeated of airflow pipeline
Enter on end, the first solenoid valve V1, second solenoid valve V2, third solenoid valve V3 and the 4th solenoid valve V4 are arranged in parallel in air filtration
On the airflow pipeline in pressure reducing valve V7 downstreams, the first solenoid valve V1 and second solenoid valve V2 are connected to first pneumatically by airflow pipeline
On executing agency T1, third solenoid valve V3 and the 4th solenoid valve V4 are connected to the second pneumatic actuator T2 by airflow pipeline
On.Total way solenoid valve V8, the first mechanical valve V5 and second are additionally provided on the airflow pipeline in the air filtration pressure reducing valve V7 downstreams
Mechanical valve V6 is arranged in parallel on the airflow pipeline in total way solenoid valve V8 downstreams, the triggering end of the first mechanical valve V5 and described first
Valve rod 13 is coaxially disposed, and the first mechanical valve V5 connects third solenoid valve V3 and the 4th solenoid valve V4 by airflow pipeline.Described
The triggering end of two mechanical valve V6 is coaxially disposed with second valve rod 23, and the second mechanical valve V6 passes through the first electricity of airflow pipeline connection
Magnet valve V1 and second solenoid valve V2.Said combination valve body mechanism is controlled by atmospheric control, first in atmospheric control
Pneumatic actuator T1 and the second pneumatic actuator T2 is driven by its air pressure inside of solenoid valve control, the first pneumatic actuator T1
Dynamic first valve rod 13, the first valve rod 13 are connected with the first mechanical valve V5, and the first mechanical valve V5 feedback links second pneumatically perform machine
Structure T2；Second pneumatic actuator T2 drives the second valve rod 23, and the second valve rod 23 is connected with the second mechanical valve V6, the second mechanical valve
The first pneumatic actuator of V6 feedback links T1.It, can be by the first pneumatic actuator T1 and the when the atmospheric control performs
Two pneumatic actuator T2 link, i.e., operate the phase for completing the first pneumatic actuator T1 and the second pneumatic actuator T2 successively
It should operate, operation not only facilitates, and more avoids equipment damage caused by operation order is got wrong.Coordinate said combination valve body machine
Structure, what which performed is that the first spool 12 is first closed, and is closed after the second spool 22；Second spool 22 is first opened,
First spool 12 is post-opening to perform order.
It is comprehensive
Summary combinaing valve body and atmospheric control, valve inner are provided with the first spool 12 and the second spool 22,
First spool 12 is V-arrangement valve, and first spool 12 of " V " type notch has automatic cutting function, can be effectively isolated ground-slag state Jie
Matter；Second spool 22 is O shape valves, and O shapes valve can ensure the leakproofness of valve body, and specific implementation procedure is as follows.
In closing process：First solenoid valve V1 air inlets, the pneumatic actuator T1 of second solenoid valve V2 outlets → first drivings
First valve rod 13 drives the first spool 12 to perform the valve rod 13 of closing → first and rotates and trigger the first mechanical valve V5 → third electromagnetism
Valve V3 air inlets, the pneumatic actuator T2 of the 4th solenoid valve V4 outlets → second drive the second valve rod 23 that the second spool 22 is driven to perform
It closes.Closing process terminates, and execution is that the first spool 12 is first closed, the instruction closed after the second spool 22.
In opening process：Third solenoid valve V3 outlets, the pneumatic actuator T2 of the 4th solenoid valve V4 air inlets → second drivings
Second valve rod 23 drives the second spool 22 to perform the valve rod 23 of unlatching → second and rotates and trigger the electromagnetism of the second mechanical valve V6 → first
Valve V1 outlets, the pneumatic actuator T1 of second solenoid valve V2 air inlets → first drive the first valve rod 13 that the first spool 12 is driven to perform
It opens.Opening process terminates, and execution is that the second spool 22 is first opened, the 12 post-opening instruction of the first spool.
Claims (1)
1. pneumatic control valve, the atmospheric control including combination valve and the control combination valve；It is characterized in that：
The combination valve include valve body and the first spool being arranged in valve body and the second spool and with first valve
The first valve rod that core is connected and the second valve rod being connected with second spool；The valve inner, which axially penetrates through, to be set
There is medium runner, valve body is interconnected to constitute by the first valve body and the second valve body, and the first valve chamber, the second valve are equipped in the first valve body
It is equipped with the second valve chamber in vivo；
The first locating shaft is located in first valve chamber bottom of first valve body, and the first valve rod is located at the top of the first valve chamber；Institute
It states the first spool to be arranged in the first valve chamber, the section of the first spool is V-shaped, and v-shaped opening one end connection of the first spool is fixed
On the first locating shaft, the v-shaped opening other end of the first spool is fastened on the first valve rod；It is connected on first valve body
The first radiator is fixed with, the lateral wall of the first radiator is equipped with several radiating fin walls, and the first valve rod, which is worn, is located in first
In radiator；The first body of rod seal assembly is equipped between first valve rod and the first radiator, the first body of rod seal assembly includes setting
The first filler between the first valve rod and the first radiator and the first filler set for positioning first filler are put,
And the first hold-down grid for positioning the first filler set；The first filler set and the first hold-down grid are set in
On first valve rod, the first hold-down grid is connected by connecting component on first radiator；
The second locating shaft is located in second valve chamber bottom of second valve body, and the second valve rod is located at the top of the second valve chamber；Institute
It states the second spool to be arranged in the second valve chamber, the lower end of the second spool is fixed on the second locating shaft, the upper end of the second spool
Portion is fixed on the second valve rod；The section of second spool is in O shapes, and the second valve core inside is equipped with spool runner, spool runner
It is coaxially disposed with the medium runner；The second radiator, the lateral wall of the second radiator are fixedly connected on second valve body
Several radiating fin walls are equipped with, the second valve rod, which is worn, to be located in the second radiator；It is set between second valve rod and the second radiator
There is the second body of rod seal assembly, what the second body of rod seal assembly included being arranged between the second valve rod and the second radiator second fills out
Material and the second filler set for positioning second filler and the second filler for positioning the second filler set
Pressing plate；The second filler set and the second hold-down grid are set on the second valve rod, and the second hold-down grid passes through connecting component
It connects on second radiator；
The atmospheric control includes the airflow pipeline being connected in high-pressure air source and the air being arranged on airflow pipeline
Filtering pressure reducing valve, total way solenoid valve, the first solenoid valve, second solenoid valve, third solenoid valve, the 4th solenoid valve, the first mechanical valve
With the second gas of the first pneumatic actuator and driving second valve rod of the second mechanical valve and driving first valve rod
Dynamic executing agency；The air filtration pressure reducing valve is arranged on the input terminal of airflow pipeline, the first solenoid valve, second solenoid valve,
Third solenoid valve and the 4th solenoid valve are arranged in parallel on the airflow pipeline in air filtration pressure reducing valve downstream, the first solenoid valve and
Two solenoid valves are connected to by airflow pipeline on the first pneumatic actuator, and third solenoid valve and the 4th solenoid valve pass through gas flow tube
Road is connected on the second pneumatic actuator；Total road electromagnetism is additionally provided on the airflow pipeline in the air filtration pressure reducing valve downstream
Valve, the first mechanical valve and the second mechanical valve are arranged in parallel on the airflow pipeline in total way solenoid valve downstream, and the first mechanical valve is touched
Originator is coaxially disposed with first valve rod, and the first mechanical valve connects third solenoid valve and the 4th solenoid valve by airflow pipeline；
The triggering end of second mechanical valve is coaxially disposed with second valve rod, and the second mechanical valve passes through the first electricity of airflow pipeline connection
Magnet valve and second solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610756441.3A CN106090338B (en) | 2016-08-29 | 2016-08-29 | Pneumatic control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610756441.3A CN106090338B (en) | 2016-08-29 | 2016-08-29 | Pneumatic control valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106090338A CN106090338A (en) | 2016-11-09 |
| CN106090338B true CN106090338B (en) | 2018-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610756441.3A Active CN106090338B (en) | 2016-08-29 | 2016-08-29 | Pneumatic control valve |
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| CN (1) | CN106090338B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110730869B (en) * | 2017-07-04 | 2021-08-06 | 株式会社富士金 | Actuator, valve, fluid supply system, and semiconductor manufacturing apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0309660D0 (en) * | 2003-04-29 | 2003-06-04 | Alco Hi Tek Ltd | Valve assembly |
| CN202302067U (en) * | 2011-11-07 | 2012-07-04 | 湖北高中压阀门有限责任公司 | Pneumatic wear-resistant ash-discharging ball valve with ash-scraping function |
| CN202992242U (en) * | 2012-11-13 | 2013-06-12 | 河南泉舜流体控制科技有限公司 | Soft-and-hard double-seal discharging ball valve |
| CN103711931B (en) * | 2014-01-03 | 2016-01-13 | 浙江中德自控科技股份有限公司 | Combination material High Temperature High Pressure deslagging ball valve |
| CN203868422U (en) * | 2014-06-04 | 2014-10-08 | 温州忠义集团有限公司 | Integrated duplex ball valve |
| CN204961921U (en) * | 2015-09-16 | 2016-01-13 | 浙江美沃阀门有限公司 | Dual ball valve |
| CN205918949U (en) * | 2016-08-29 | 2017-02-01 | 浙江中德自控科技股份有限公司 | Pneumatic control valve |
-
2016
- 2016-08-29 CN CN201610756441.3A patent/CN106090338B/en active Active
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