CN108087610A - Pneumatic valve actuator - Google Patents
Pneumatic valve actuator Download PDFInfo
- Publication number
- CN108087610A CN108087610A CN201711432473.9A CN201711432473A CN108087610A CN 108087610 A CN108087610 A CN 108087610A CN 201711432473 A CN201711432473 A CN 201711432473A CN 108087610 A CN108087610 A CN 108087610A
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- China
- Prior art keywords
- cylinder
- inserts
- hole
- principal part
- end cap
- 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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- 229920001971 elastomer Polymers 0.000 claims description 41
- 239000005060 rubber Substances 0.000 claims description 41
- 239000000463 material Substances 0.000 claims description 23
- 239000004033 plastic Substances 0.000 claims description 19
- 229920003023 plastic Polymers 0.000 claims description 19
- 238000009434 installation Methods 0.000 claims description 13
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 11
- 239000010935 stainless steel Substances 0.000 claims description 10
- 229910001220 stainless steel Inorganic materials 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 5
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 210000003734 kidney Anatomy 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000005260 corrosion Methods 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009661 fatigue test Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000003584 silencer Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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
- F16K31/12—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
- F16K31/1225—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston with a plurality of pistons
-
- 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
- F16K31/1221—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston one side of the piston being spring-loaded
-
- 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
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/54—Mechanical actuating means with toothed gearing with pinion and rack
-
- 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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0008—Mechanical means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Actuator (AREA)
Abstract
The present invention relates to a kind of Pneumatic valve actuator, including cylinder assembly, piston component, driving output precision, end-cap assembly and spring reset component；Cylinder assembly includes cylinder；Piston component includes 2 pistons being symmetrical set；2 pistons or so are oppositely arranged；2 pistons are arranged in the inner cavity of cylinder body principal part of cylinder；Output precision is driven to include rotation axis, output inserts；Output inserts /V is arranged in the center through hole of rotation axis and is rotated with rotation axis；Output precision is driven to set in the cylinder；It is engaged and power connector with the first rack of 2 pistons of piston component by the second rack in the rack segments portion of rotation axis；End-cap assembly includes 2 end caps；2 end caps are mounted on from left and right ends on cylinder respectively；Spring reset component includes 2n spring；Spring is divided between two groups of side end caps being separately positioned in cylinder and corresponding piston and corresponding piston is flexibly supported.The actuator can under the special operation condition of highly corrosive longtime running.
Description
Technical field
The present invention relates to valve control field, more particularly to a kind of valve actuator.
Background technology
With the arrival of industry 4.0, all trades and professions have all had enter into the industry of intelligence manufacture, all kinds of automation controls and
Driving device has been widely applied to all trades and professions, to replace original traditional artificial operation；Pneumatic actuator as it is a from
Dynamicization driving device since it is driven using source of the gas, has the function of explosion-proof than Electric Actuator, and driving torque is big, uses
Long lifespan, advantage of lower cost have widely used；
Domestic pneumatic actuator material is all aluminium alloy or stainless steel at present, and all metal materials cannot be resistance to for a long time
Corrosion, needs to clean electronic component using strong acid, in cleaning process in electronics industry such as photovoltaic, semiconductors
Can the volatilization of mordant medium, so as in environment there are a kind of acid mist, the corrosion resistance performance of aluminium alloy and stainless steel
Well below plastic products；Therefore aluminium alloy and stainless steel pneumatic actuator can slowly rot in this environment for a long time,
And then cause actuator failures.
The content of the invention
The technical problem to be solved in the present invention is to provide it is a kind of can under the special operation condition of highly corrosive longtime running
Overall plastic Pneumatic valve actuator.
Realize that the technical solution of the object of the invention is to provide a kind of Pneumatic valve actuator, including cylinder assembly, piston group
Part, driving output precision, end-cap assembly and spring reset component；
Cylinder assembly includes cylinder, 4 the second connection inserting parts, 2 the 3rd connection inserting parts and the first cushion rubbers；Cylinder is using PP+
Plastics integral pieces made of 30%GF materials；Cylinder includes cylinder body principal part in a tubular form；The upper-center of cylinder body principal part is equipped with instruction
Lid mounting hole；The lower end center of cylinder body principal part is equipped with axis delivery outlet, and is equipped with square valve connecting seat in axis outlet aperture；Cylinder
The front center of body principal part is equipped with air flue pedestal, and air flue pedestal includes along the axially extending air flue portion of cylinder body principal part and is located at
The base portion in air flue portion center, air flue portion form closed air flue with cylinder body principal part outer wall, and cylinder body principal part is in the left and right ends of air flue
Be respectively provided with a venthole with air flue internal run-through, the inner wall of cylinder body principal part be equipped with annular at 2 ventholes with it is logical
First aprons slot of stomata perforation, the first cushion rubber are arranged in the first aprons slot；Base portion is equipped with two first be distributed up and down
Inserts installing blind, wherein being equipped with the first gas penetrated through with the air flue in air flue portion positioned at the first inserts installing blind center of upside
Hole is equipped with the second stomata with the perforation of cylinder body principal part inner cavity positioned at the first inserts installing blind center of downside；Around the first gas
Hole and the second stomata are additionally provided with the second inserts installing blind of 4 parallelogram corner distributions；The left and right two of cylinder body principal part
End is respectively provided with 1 end cap mounting portion, and cylinder body principal part protrudes from end cap mounting portion；The inner cavity of cylinder body principal part indicating cover mounting hole with
Axis outlet aperture is arranged with the piston support base in platform-like；Second connection inserting part, the 3rd connection inserting part are in having
Screw thread and stainless steel inserts corresponding with the size of corresponding installing blind；Wherein 4 the second connection inserting parts are fixedly installed respectively
In corresponding second inserts installing blind, it is blind that 2 the 3rd connection inserting parts are respectively fixedly disposed at corresponding first inserts installation
Kong Zhong；
Piston component includes 2 pistons being symmetrical set；2 pistons or so are oppositely arranged；Piston is using POM material systems
Into plastics integral pieces, 2 pistons being oppositely arranged of left and right are equipped with first rack of the front and rear vertical being oppositely arranged to extension；2
A piston is arranged in the inner cavity of cylinder body principal part of cylinder, and the piston support base of cylinder body principal part is from vertical direction limiting piston；
Output precision is driven to include rotation axis, output inserts, the 3rd cushion rubber；Rotation axis is using plastics one made of POM materials
Body part；Rotation axis up/down perforation forms center through hole, and the middle and lower sections of the center through hole of rotation axis are in up-small and down-big stepped；Rotation
The middle part of shaft is equipped with forms rack segments portion around circular circumference vertical to the second rack of setting；Rack segments portion and rotation axis
Lower part junction is equipped with the 3rd aprons slot of annular；3rd cushion rubber is arranged in the 3rd cushion rubber；Output inserts is to use 316L not
Become rusty steel integral piece made of Steel material, and output inserts is corresponding with the shape of the middle and lower sections of the center through hole of rotation axis and presents small
Big screw shaped down, output inserts include drive shaft and the output shaft for being connected to drive shaft lower part；Output inserts /V is arranged on
It is rotated in the center through hole of rotation axis with rotation axis；Output precision is driven to set in the cylinder, the top of rotation axis is located at gas
In the indicating cover mounting hole of cylinder, the rack segments portion of rotation axis is nibbled by the first rack of the second rack and 2 pistons of piston component
It closes and power connector；
End-cap assembly includes 2 end caps；The shape of end cap is corresponding with the end shape of cylinder, so as to the peripheral shape and gas of end cap
The end cap mounting portion of cylinder corresponds to, and 2 end caps from the cylinder body principal part of the cylinder of left and right ends insertion cylinder assembly and pass through respectively
Fastener is connected with end cap mounting portion and is mounted on cylinder；
Spring reset component includes 2n spring, n=1,2,3,4 ... 10；Spring is divided to two groups of sides being separately positioned in cylinder
Lid flexibly supports corresponding piston between corresponding piston.
Further, cylinder assembly further includes the first cushion rubber and 2 rubber stoppers；The left side of the end cap mounting portion in left side and
The front middle part of the right side of the end cap mounting portion on right side is equipped with the services aperture penetrated through with the air flue portion of air flue pedestal, 2 rubber stoppers
Services aperture is sealed and is closed in the corresponding services aperture for the end cap mounting portion being respectively provided at both sides.
Further, piston component further includes 2 the second cushion rubbers；
Piston includes discoid head corresponding with the inner cavity size of the cylinder body principal part of cylinder and is connected to inner portion periphery
Middle front part or the tooth-strip part of middle and back, so as to which piston is integrally L-shaped, the connecting portion on tooth-strip part and head is arc-shaped, tooth-strip part
Separate head one end medial surface be equipped with first rack of the vertical to setting；The periphery on head is equipped with the second cushion rubber of annular
Slot；2 the second cushion rubbers are separately positioned in corresponding second aprons slot；2 pistons are oppositely arranged, opposite before and after 2 tooth-strip parts
Form rack drives chamber；The piston support base of cylinder body principal part be caught in from vertical direction in the upper down space of 2 tooth-strip parts and
Vertical direction limiting piston.
Further, the indicating cover mounting hole of cylinder assembly is in the gradually big 3 sections of shape stepped holes of ladder from top to bottom, indicating cover
The center through hole of the piston support base of mounting hole and upside is formed in the gradually big 4 sections of shape ladder mounting holes of ladder from top to bottom；
Driving output precision further includes and the 4th cushion rubber；The outer end of rotation axis is in the gradually big 4 sections of shapes, and rotating of ladder from top to bottom
The top of axis is corresponding with the shape of the ladder mounting hole of cylinder, and the largest segment position at the middle part of rotation axis is equipped with around circular circumference lead
Second rack of vertical setting and form rack segments portion；The size pair of the size in rack segments portion and the rack drives chamber of piston component
It should；4th cushion rubber is sleeved between the second segment of rotation axis and the 3rd section.
Further, the surface of the drive shaft of output precision is driven to be equipped with 3 for the horizontally disposed of upper and lower /V
Limiting slot, the center through hole inner wall correspondence position of corresponding rotation axis are equipped with corresponding horizontally disposed /V tenon；Output shaft
Surface is equipped with 3 limiting slots set for the vertical of circumferential /V, the center through hole inner wall correspondence position of corresponding rotation axis
The /V tenon set equipped with corresponding vertical；The limiting slot of output inserts is arranged in the corresponding /V tenon of rotation axis, so as to
Output inserts is up and down and circumferential /V is arranged in rotation axis；Output inserts is equipped with the center through hole that lower part is square.
More further, the Pneumatic valve actuator further includes instruction component；Drive the rotation axis of output precision
Upper surface be equipped with center through hole perforation crosswise slot；The center through hole of rotation axis is gradually big by three in ladder from top to bottom
Section shape；Output inserts is equipped with the center through hole that upper middle part is square in up-small and down-big circular counter bore shape, lower part；
Indicate that component includes rotation indicating cover and 2 indicating pieces；Rotation indicating cover and indicating piece are using POM materials
Plastics integral pieces, rotation indicating cover includes the circular principal part in opening upwards, is connected to the connection of circular principal part bottom center
Portion and be arranged on circular principal part top center kidney ellipsoid control unit, it is described circle principal part front and rear symmetric position be equipped with use
In the catching groove of installation indicating piece, the shape of connecting portion is corresponding with the shape of the crosswise slot of rotation axis, and connecting portion is equipped with opening
The female central blind hole of downward tool, control unit are equipped with the control for manual rotation rotation indicating cover of opening upwards
Slot；The shape of indicating piece is corresponding with the circular principal part peripheral shape for rotating indicating cover, and indicating piece is equipped with the catching groove with circular principal part
Corresponding coak is mounted on and tight fit on rotation indicating cover so as to which 2 indicating pieces are embedded in catching groove by coak；Rotate indicating cover
Portion is connected through through in the crosswise slot of tight fit embedded rotating axis after the indicating cover mounting hole of cylinder, and passes through one
The circular counter bore section position of the center through hole for the output inserts that bolt passes through, the center through hole of rotation axis uppermost position after revolve
It is incorporated into the central blind hole of the connecting portion of rotation indicating cover and installs on the rotary shaft, then output precision is driven to be indicated by rotating
Lid and cylinder /V up and down.
Further, cylinder assembly further includes 8 the 4th connection inserting parts；The left side and right side of the end cap mounting portion in left side
Cylinder body principal part of the right side around center of end cap mounting portion be arranged with each 4 the 3rd inserts installing blinds, 8 the 4th
Connection inserting part is respectively fixedly disposed in corresponding 3rd inserts installing blind；The periphery of end cap mounting portion is into rounded square；It is left
The top and rear portion of the left side of the end cap mounting portion of side and the right side of the end cap mounting portion on right side are equipped with for installation end
The locating shaft of lid；
End-cap assembly further includes 8 screw cover boards and 8 hexagonal socket head cap screws；End cap one end open, outer end face are equipped with and cylinder
The corresponding 4 screw counterbores of the 3rd inserts installing blind of end cap mounting portion, inner face outside left is equipped with to be installed with end cap
The corresponding location hole of locating shaft in portion；Annular in shape on the inside of the inner face of end cap, the end equipped with the cylinder body principal part with cylinder is corresponding
/V wheel portion, the outer diameter of /V wheel portion is corresponding with the internal diameter of cylinder body principal part；2 end caps are inserted into corresponding by its /V wheel portion respectively
Cylinder assembly cylinder cylinder body principal part in until the inner face outer rim of end cap is contacted with end cap mounting portion, pass through hexagonal socket head cap screw
In corresponding 4th connection inserting part for screwing cylinder assembly after through the corresponding screw counterbore of end cap, so as to which end cap is mounted on cylinder
On, each screw cover board is buckled by tight fit in corresponding screw counterbore.
Further, spring reset component further includes 2 times of spring mounting seat of the quantity that quantity is spring；Piston component
The lateral surface of piston be equipped with n for pacifying spring-loaded first counterbore；The end cap of end-cap assembly inner face center be equipped with
The corresponding n spring mounting seat limit hole of the first counterbore of piston；Spring mounting seat, which respectively penetrates, is arranged on corresponding spring
Both ends；2n spring is separately positioned on the penetralia of corresponding first counterbore on the head of piston by the spring mounting seat at its both ends
In the spring mounting seat limit hole of position and end cap.
Further, cylinder assembly further includes 4 the first connection inserting parts and 4 the 5th connection inserting parts；The cylinder body principal part of cylinder exists
The installation protrusion of annular is equipped at indicating cover mounting hole；It is blind that having for 4 rectangular corners distributions is additionally provided with around installation protrusion
The inserts erecting bed in hole；The lower face of valve connecting seat is equipped with 4 the 4th inserts installing blinds and the positioning for installing valve
Axis；
First connection inserting part and the 5th connection inserting part be have internal thread and it is corresponding with the size of corresponding installing blind not
Become rusty steel inserts；4 the first connection inserting parts are respectively fixedly disposed in corresponding inserts erecting bed, 4 the 5th connection inserting part difference
It is fixed in corresponding 4th inserts installing blind.
The present invention has positive effect：（1）The main body of the Pneumatic valve actuator of the present embodiment adopt it is made of plastic, can
With the longtime running under the special operation condition of highly corrosive, last a long time；Overall plastic cylinder, end cap use the material of PP+GF, the material
Material has excellent corrosion resistance and higher rigidity and intensity, meets the indices demand of product；Internal piston and centre
Rotation axis using POM materials, which has self lubricity, and abrasive resistance can ensure the service life of rack engagement 1,000,000
More than secondary；Connection inserting part and driving device output inserts ensure that the mechanicalness of transmission and connection using 316L stainless steel materials
It can require, carry out encapsulated injection and covered using plastic cover plate, be isolated from the environment 316L stainless steel materials, so as to reach
To corrosion resistance requirement.
（2）Since the reality output driving force of Pneumatic valve actuator is larger, when doing fatigue test, the driving of all-plastic
The intensity of output precision can not be met the actual needs, and after more than certain access times, plastic rotary axis can be presented and held
The situation split, deformed, the present invention design same using the output inserts energy wrapped up made of 316L stainless steel materials by rotation axis
When meet anti-corrosion and be driven two kinds of enough demands of intensity.
（3）The air flue pedestal of the cylinder assembly of the Pneumatic valve actuator of the present invention is provided with 4 the second connection inserting parts, can
It is single to match to be assembled with various solenoid valves, independent switch board is not required, meets the needs of different clients.
（4）The Pneumatic valve actuator of the present invention can adjusted according to the quantity of different working environments adjustment spring
Whole output torque and start air pressure, the torque of number of springs more multi output it is bigger, it is necessary to air pressure it is also bigger；Number of springs is fewer
Output torque is smaller, but only needs smaller air pressure；Simultaneously by the design of cushion rubber, the corrosion-resistant ring of spring is effectively prevented
Border.
Description of the drawings
Fig. 1 is a kind of structure diagram of the Pneumatic valve actuator of the present invention（Front view）；
Fig. 2 is a kind of dimensional structure diagram of the Pneumatic valve actuator of the present invention；
Fig. 3 is the bottom view of Fig. 1；
Fig. 4 is the A-A faces sectional view of Fig. 1；
Fig. 5 is the B-B faces sectional view of Fig. 1；
Fig. 6 is a kind of configuration schematic diagram of the Pneumatic valve actuator of the present invention.
Mark in above-mentioned attached drawing is as follows：
Cylinder assembly 1, cylinder 11, cylinder body principal part 11-1 install protrusion 11-2, inserts erecting bed 11-3, valve connecting seat 11-4,
Air flue pedestal 11-5, the first stomata 11-5-1, the second stomata 11-5-2, end cap mounting portion 11-6, services aperture 11-6-1, piston branch
Support group seat 11-7, the first connection inserting part 12, the second connection inserting part 13, the 3rd connection inserting part 14, the 4th connection inserting part 15, the 5th connects
Connect inserts 16, the first cushion rubber 17, rubber stopper 18,
Piston component 2, piston 21, head 21-1, tooth-strip part 21-2, the first rack 21-3, the second aprons slot 21-4, the second cushion rubber
22,
Driving output precision 3, rotation axis 31, the second rack 31-1 exports inserts 32, drive shaft 32-1, output shaft 32-2, and the 3rd
Cushion rubber 33,
End-cap assembly 4, end cap 41, /V wheel portion 41-1, screw cover board 42, hexagonal socket head cap screw 43,
Spring reset component 5, spring 51, spring mounting seat 52,
It indicates component 6, rotates indicating cover 61, indicating piece 62.
Specific embodiment
（Embodiment 1）
See Fig. 1 to Fig. 6, the Pneumatic valve actuator of the present embodiment include cylinder assembly 1, piston component 2, driving output precision 3,
End-cap assembly 4, spring reset component 5 and instruction component 6.
It is embedding that cylinder assembly 1 includes 11,4, cylinder, 13,2 the 3rd connections of the second connection inserting part of the first connection inserting part 12,4
14,8 the 4th connection inserting parts of part, 15,4 the 5th connection inserting parts 16, the first cushion rubber 17 and 2 rubber stoppers 18.Cylinder 11 is to use
Plastics integral pieces are made in PP+30%GF materials；Cylinder 11 includes cylinder body principal part 11-1 in a tubular form；The upper end of cylinder body principal part 11-1
Center is equipped with indicating cover mounting hole, and indicating cover mounting hole is in the gradually big 3 sections of shape stepped holes, and pacifying in indicating cover of ladder from top to bottom
Fill the installation protrusion 11-2 that annular is equipped at hole；It is blind that having for 4 rectangular corners distributions is additionally provided with around installation protrusion 11-2
The inserts erecting bed 11-3 in hole；The lower end center of cylinder body principal part 11-1 is equipped with axis delivery outlet, and in axis outlet aperture equipped with square
Valve connecting seat 11-4, the lower face of valve connecting seat 11-4 is equipped with fabrication hole, 4 the 4th inserts installing blinds and for pacifying
Fill the locating shaft of connecting valve.The front center of cylinder body principal part 11-1 is equipped with air flue pedestal 11-5, and air flue pedestal 11-5 includes edge
The axially extending air flue portion of cylinder body principal part 11-1 and the base portion positioned at air flue portion center, air flue portion or so penetrate through and and cylinder
Body principal part 11-1 outer walls form air flue, and cylinder body principal part 11-1 is respectively provided with one and air flue internal run-through in the left and right ends of air flue
Venthole, the inner wall of cylinder body principal part 11-1 are equipped with the first aprons slot with venthole perforation of annular at 2 ventholes, the
One cushion rubber 17 is arranged in the first aprons slot；Base portion is equipped with two the first inserts installing blinds being distributed up and down, wherein being located at
The first inserts installing blind center of upside is equipped with the first stomata 11-5-1 penetrated through with the air flue in air flue portion, and the positioned at downside
One inserts installing blind center is equipped with the second stomata 11-5-2 with the perforation of cylinder body principal part 11-1 inner cavities；Around the first stomata 11-
5-1 and the second stomata 11-5-2 is additionally provided with the second inserts installing blind of 4 parallelogram corner distributions.Cylinder body principal part
The left and right ends of 11-1 are respectively provided with 1 end cap mounting portion 11-6, and cylinder body principal part 11-1 protrudes from end cap mounting portion 11-6；End cap is pacified
The periphery of dress portion 11-6 into rounded square, the left side of the end cap mounting portion 11-6 in left side and the end cap mounting portion 11-6's on right side
Cylinder body principal part 11-1 of the right side around center is arranged with each 4 the 3rd inserts installing blinds, the end cap mounting portion in left side
The top and rear portion of the left side of 11-6 and the right side of the end cap mounting portion 11-6 on right side are equipped with to install determining for end cap
Position axis, the front middle part of the right side of the left side of the end cap mounting portion 11-6 in left side and the end cap mounting portion 11-6 on right side be equipped with
The services aperture 11-6-1 of the air flue portion perforation of air flue pedestal 11-5, the end cap mounting portion that 2 rubber stoppers 18 are respectively provided at both sides
Services aperture 11-6-1 is sealed and is closed in the corresponding services aperture 11-6-1 of 11-6；The left end of the end cap mounting portion 11-6 in left side
Other positions of the right side of the end cap mounting portion 11-6 on face and right side are equipped with fabrication hole.The inner cavity of cylinder body principal part 11-1 is indicating
Lid mounting hole is arranged with the piston support base 11-7 in platform-like with axis outlet aperture；Indicating cover mounting hole and the work of upside
The center through hole for filling in support base 11-7 is formed in the gradually big 4 sections of shape ladder mounting holes of ladder from top to bottom.First connection inserting part
12nd, the second connection inserting part 13, the 3rd connection inserting part 14 and the 4th connection inserting part 15 are installed with internal thread and with corresponding
The corresponding stainless steel inserts of size of blind hole.Wherein 4 the first connection inserting parts 12 are respectively fixedly disposed at corresponding inserts installation
In platform 11-3,4 the second connection inserting parts 13 are respectively fixedly disposed in corresponding second inserts installing blind, 2 the 3rd connections
Inserts 14 is respectively fixedly disposed in corresponding first inserts installing blind, and 8 the 4th connection inserting parts 15 are respectively fixedly disposed at
In corresponding 3rd inserts installing blind, it is blind that 4 the 5th connection inserting parts 16 are respectively fixedly disposed at corresponding 4th inserts installation
Kong Zhong.
See Fig. 3 to Fig. 6, piston component 2 includes 2 pistons 21 being symmetrical set and 2 the second cushion rubbers 22.2 work
Plug 21 or so is oppositely arranged.Piston 21 is using plastics integral pieces made of POM materials, and piston 21 includes the cylinder body with cylinder 11
The corresponding discoid head 21-1 of inner cavity size of principal part 11-1 and be connected on the inside of the 21-1 of head periphery middle front part or in after
The tooth-strip part 21-2 in portion, so as to which piston 21 is whole L-shaped, tooth-strip part 21-2 and the connecting portion of head 21-1 are arc-shaped, rack
One end medial surface of the separate head 21-1 of portion 21-2 is equipped with first rack 21-3 of the vertical to setting, the outside of tooth-strip part 21-2
Face is equipped with fabrication hole；The lateral surface of head 21-1 is equipped with 6 for pacifying spring-loaded first counterbore, and the periphery of head 21-1 is equipped with
Second aprons slot 21-4 of annular.2 the second cushion rubbers 22 are separately positioned in corresponding second aprons slot 21-4.2 pistons 21
It is arranged in the inner cavity of cylinder body principal part 11-1 of cylinder 11,2 pistons 21 are oppositely arranged, opposite shape before and after 2 tooth-strip part 21-2
Into rack drives chamber.The piston support base 11-7 of cylinder body principal part 11-1 from vertical direction be caught in 2 tooth-strip part 21-2 up and down
In space and in vertical direction limiting piston 21.
See Fig. 3 to Fig. 6, driving output precision 3 includes rotation axis 31, output inserts 32, the 3rd cushion rubber 33 and the 4th cushion rubber.
Rotation axis 31 is using plastics integral pieces made of POM materials, and 31 up/down perforation of rotation axis forms center through hole, rotation axis 31
Center through hole is in the gradually big three sections of shapes of ladder from top to bottom；The outer end of rotation axis 31 in the gradually big 4 sections of shapes of ladder from top to bottom, and
The top of rotation axis 31 is corresponding with the shape of the ladder mounting hole of cylinder 11, the largest segment position at the middle part of rotation axis 31 be equipped with around
Circular circumference vertical forms rack segments portion to the second rack 31-1 of setting, the size in rack segments portion and the tooth of piston component 2
The size of driving chamber corresponds to.The upper surface of rotation axis 31 is equipped with the crosswise slot with center through hole perforation.Rack segments portion with
The lower part junction of rotation axis 31 is equipped with the 3rd aprons slot of annular.3rd cushion rubber 33 is arranged in the 3rd cushion rubber 33.4th glue
Snare is between the second segment of rotation axis 31 and the 3rd section.Output inserts 32 is using steel one made of 316L stainless steel materials
Body part, output inserts 32 is corresponding with the middle and lower sections shape of the center through hole of rotation axis 31 and is in up-small and down-big screw shaped, output
Inserts 32 include drive shaft 32-1 corresponding with the center through hole stage casing of rotation axis 31 and be connected to drive shaft 32-1 lower parts, with
The corresponding output shaft 32-2 of center through hole hypomere of rotation axis 31.The surface of drive shaft 32-1 is equipped with 3 for upper and lower /V
Horizontally disposed limiting slot, the center through hole inner wall correspondence position of corresponding rotation axis 31 are equipped with corresponding horizontally disposed /V
Tenon；The surface of output shaft 32-2 is equipped with 3 limiting slots set for the vertical of circumferential /V, the center of corresponding rotation axis 31
Through-hole wall correspondence position is equipped with the /V tenon that corresponding vertical is set.Output inserts 32 is arranged on the center through hole of rotation axis 32
In, the limiting slot of output inserts 32 is arranged in the corresponding /V tenon of rotation axis 31, about 32 and circumferential so as to export inserts
/V is arranged in rotation axis 32.Output inserts 32 is equipped with upper middle part and is square in up-small and down-big circular counter bore shape, lower part
Center through hole.Driving output precision 3 is arranged in cylinder 11, in the ladder mounting hole of the top insertion cylinder 11 of rotation axis 31,
The rack segments portion of rotation axis 31 by the second rack 31-1 and the tooth-strip part 21-2 of 2 pistons 21 of piston component 2 the first rack
21-3 is engaged and power connector.
See Fig. 1 to Fig. 6, end-cap assembly 4 includes 2 end caps, 41,8 screw cover boards 42 and 8 hexagonal socket head cap screws 43.End cap 41
Shape it is corresponding with the end shape of cylinder 11, so as to 11-6 pairs of the end cap mounting portion of peripheral shape and the cylinder 11 of end cap 41
Should, 41 one end open of end cap, outer end face is equipped with corresponding with the 3rd inserts installing blind of the end cap mounting portion 11-6 of cylinder 11
4 screw counterbores, inner face outside left be equipped with location hole corresponding with the locating shaft of end cap mounting portion 11-6.End cap 41
Inner face on the inside of annular in shape, the corresponding /V wheel portion 41-1 in end equipped with the cylinder body principal part 11-1 with cylinder 11, position-limited wheel
The outer diameter of portion 41-1 is corresponding with the internal diameter of cylinder body principal part 11-1；The inner face center of end cap 41 is equipped with the first counterbore with piston 21
Corresponding 6 spring mounting seat limit holes.The inner face of end cap 41 is additionally provided with each fabrication hole.2 end caps 41 are respectively by its /V
Wheel portion 41-1 is inserted into the cylinder body principal part 11-1 of the cylinder 11 of corresponding cylinder assembly 1 until the inner face outer rim of end cap 41 and end
Lid mounting portion 11-6 is contacted, and the phase into cylinder assembly 1 is screwed after passing through the corresponding screw counterbore of end cap 41 by hexagonal socket head cap screw 43
It answers in the 4th connection inserting part 15, so as to which end cap 11 is mounted on cylinder 11, each screw cover board 42 is buckled by tight fit to be mounted on
In corresponding screw counterbore.
See Fig. 3 to Fig. 6, spring reset component 5 includes 52,24 spring peaces of 12 springs 51 and 24 spring mounting seats
Dress seat 52 respectively penetrates the both ends for being arranged on corresponding spring 51.12 springs 51 are set respectively by the spring mounting seat 52 at its both ends
It puts in the penetralia position of corresponding first counterbore and the spring mounting seat limit hole of end cap 41 on the head of piston 21, so as to 12
A spring 51 is arranged between end cap 41 and corresponding piston 21.
See Fig. 1 to Fig. 6, instruction component 6 includes rotation indicating cover 61 and 2 indicating pieces 62.Rotate indicating cover 61 and instruction
Piece 62 is using plastics integral pieces made of POM materials, and rotation indicating cover 61 includes the circular principal part in opening upwards, company
It is connected on the connecting portion of circular principal part bottom center and is arranged on the control unit of the kidney ellipsoid of circular principal part top center, the circle
Shape principal part is equipped with to install the catching groove of indicating piece 62, the shape of connecting portion and the crosswise of rotation axis 31 in front and rear symmetric position
The shape of slot corresponds to, and connecting portion is equipped with the female central blind hole of tool that Open Side Down, and control unit is equipped with opening upwards
For the control flume of manual rotation rotation indicating cover 61.The shape of indicating piece 62 and the circular principal part periphery shape of rotation indicating cover 61
Shape corresponds to, and indicating piece 62 is equipped with coak corresponding with the catching groove of circular principal part, so as to which 2 indicating pieces 62 are embedded in catching groove by coak
And tight fit is mounted on rotation indicating cover 61.Rotate the indicating cover mounting hole that 61 portion of being connected through of indicating cover passes through cylinder 11
Afterwards in the crosswise slot of tight fit embedded rotating axis 31, and pass through the center through hole for the output inserts 32 that a bolt passes through
Circular counter bore section position, rotation axis 31 center through hole uppermost position after screw in the connecting portion of rotation indicating cover 61
It entreats in blind hole and in rotation axis 31, then drives output precision 3 by rotating the /V about 1 of indicating cover 61 and cylinder.
The Pneumatic valve actuator of the present embodiment is in use, by driving output precision 3 and valve connecting seat 11-4 and valve
Connection drives the square position of the output shaft 32-2 center through hole that passes through output shaft 32-2 of the output inserts 32 of output precision 3
It is connected with the control piece of valve and exports control.The first stomata 11-5-1 is usually arranged to gas vent, by the second stomata 11-5-
2 are arranged to air admission hole, and silencer is set during use at gas vent, when compressed air from air admission hole enter cylinder 11 and piston 21 it
Between space when, gas push double-piston 21 is to both ends（End cap 41）It moves along a straight line, the first rack 21-3 on piston 21 drives
The second rack 31-1 in rotation axis 31 rotates in an anti-clockwise direction 90 degree, and valve is opened.Pneumatic valve actuator at this time
Both ends（Between piston 21 and end cap 41）Gas discharged with gas vent.Conversely, when compressed air enters pneumatic operated valve from gas vent
During the both ends of door actuator, gas and spring 51 promote double-piston 21 to be moved to middle straight line, the first rack 21- on piston 21
3 drive 90 degree rotationally clockwise of the second rack 31-1 in rotation axis 32, and valve is closed.Operated pneumatic valve performs at this time
Gas among device is discharged with air admission hole.It is the transmission principle of standard type above.According to user demand, Pneumatic valve actuator can
Device is into the transmission principle opposite with standard type, that is, it is rotationally clockwise Open valve to select rotation axis 32, counterclockwise
It rotates to close valve.The usage quantity of spring 51 can adjust.
Claims (9)
1. a kind of Pneumatic valve actuator, it is characterised in that：Including cylinder assembly, piston component, driving output precision, end cap group
Part and spring reset component；
Cylinder assembly includes cylinder, 4 the second connection inserting parts, 2 the 3rd connection inserting parts and the first cushion rubbers；Cylinder is using PP+
Plastics integral pieces made of 30%GF materials；Cylinder includes cylinder body principal part in a tubular form；The upper-center of cylinder body principal part is equipped with instruction
Lid mounting hole；The lower end center of cylinder body principal part is equipped with axis delivery outlet, and is equipped with square valve connecting seat in axis outlet aperture；Cylinder
The front center of body principal part is equipped with air flue pedestal, and air flue pedestal includes along the axially extending air flue portion of cylinder body principal part and is located at
The base portion in air flue portion center, air flue portion form closed air flue with cylinder body principal part outer wall, and cylinder body principal part is in the left and right ends of air flue
Be respectively provided with a venthole with air flue internal run-through, the inner wall of cylinder body principal part be equipped with annular at 2 ventholes with it is logical
First aprons slot of stomata perforation, the first cushion rubber are arranged in the first aprons slot；Base portion is equipped with two first be distributed up and down
Inserts installing blind, wherein being equipped with the first gas penetrated through with the air flue in air flue portion positioned at the first inserts installing blind center of upside
Hole is equipped with the second stomata with the perforation of cylinder body principal part inner cavity positioned at the first inserts installing blind center of downside；Around the first gas
Hole and the second stomata are additionally provided with the second inserts installing blind of 4 parallelogram corner distributions；The left and right two of cylinder body principal part
End is respectively provided with 1 end cap mounting portion, and cylinder body principal part protrudes from end cap mounting portion；The inner cavity of cylinder body principal part indicating cover mounting hole with
Axis outlet aperture is arranged with the piston support base in platform-like；Second connection inserting part, the 3rd connection inserting part are in having
Screw thread and stainless steel inserts corresponding with the size of corresponding installing blind；Wherein 4 the second connection inserting parts are fixedly installed respectively
In corresponding second inserts installing blind, it is blind that 2 the 3rd connection inserting parts are respectively fixedly disposed at corresponding first inserts installation
Kong Zhong；
Piston component includes 2 pistons being symmetrical set；2 pistons or so are oppositely arranged；Piston is using POM material systems
Into plastics integral pieces, 2 pistons being oppositely arranged of left and right are equipped with first rack of the front and rear vertical being oppositely arranged to extension；2
A piston is arranged in the inner cavity of cylinder body principal part of cylinder, and the piston support base of cylinder body principal part is from vertical direction limiting piston；
Output precision is driven to include rotation axis, output inserts, the 3rd cushion rubber；Rotation axis is using plastics one made of POM materials
Body part；Rotation axis up/down perforation forms center through hole, and the middle and lower sections of the center through hole of rotation axis are in up-small and down-big stepped；Rotation
The middle part of shaft is equipped with forms rack segments portion around circular circumference vertical to the second rack of setting；Rack segments portion and rotation axis
Lower part junction is equipped with the 3rd aprons slot of annular；3rd cushion rubber is arranged in the 3rd cushion rubber；Output inserts is to use 316L not
Become rusty Steel material made of steel integral piece, output inserts it is corresponding with the middle and lower sections shape of the center through hole of rotation axis and present it is small under
Big screw shaped, output inserts include drive shaft and the output shaft for being connected to drive shaft lower part；Output inserts /V is arranged on rotation
It is rotated in the center through hole of shaft with rotation axis；Output precision is driven to set in the cylinder, the top of rotation axis is located at cylinder
Indicating cover mounting hole in, the rack segments portion of rotation axis is engaged by the second rack with the first rack of 2 pistons of piston component
And power connector；
End-cap assembly includes 2 end caps；The shape of end cap is corresponding with the end shape of cylinder, so as to the peripheral shape and gas of end cap
The end cap mounting portion of cylinder corresponds to, and 2 end caps from the cylinder body principal part of the cylinder of left and right ends insertion cylinder assembly and pass through respectively
Fastener is connected with end cap mounting portion and is mounted on cylinder；
Spring reset component includes 2n spring, n=1,2,3,4 ... 10；Spring is divided to two groups of sides being separately positioned in cylinder
Lid flexibly supports corresponding piston between corresponding piston.
2. Pneumatic valve actuator according to claim 1, it is characterised in that：Cylinder assembly further includes the first cushion rubber and 2
A rubber stopper；The front middle part of the left side of the end cap mounting portion in left side and the right side of the end cap mounting portion on right side is equipped with and air flue
The services aperture of the air flue portion perforation of pedestal, in the corresponding services aperture for the end cap mounting portion that 2 rubber stoppers are respectively provided at both sides
And services aperture is sealed and is closed.
3. Pneumatic valve actuator according to claim 1, it is characterised in that：Piston component further includes 2 the second cushion rubbers；
Piston includes discoid head corresponding with the inner cavity size of the cylinder body principal part of cylinder and is connected to inner portion periphery
Middle front part or the tooth-strip part of middle and back, so as to which piston is integrally L-shaped, the connecting portion on tooth-strip part and head is arc-shaped, tooth-strip part
Separate head one end medial surface be equipped with first rack of the vertical to setting；The periphery on head is equipped with the second cushion rubber of annular
Slot；2 the second cushion rubbers are separately positioned in corresponding second aprons slot；2 pistons are oppositely arranged, opposite before and after 2 tooth-strip parts
Form rack drives chamber；The piston support base of cylinder body principal part be caught in from vertical direction in the upper down space of 2 tooth-strip parts and
Vertical direction limiting piston.
4. Pneumatic valve actuator according to claim 1, it is characterised in that：The indicating cover mounting hole of cylinder assembly be in from
The center through hole formation of the piston support base of top to bottm ladder gradually big 3 sections of shape stepped holes, indicating cover mounting hole and upside is in
Ladder gradually big 4 sections of shape ladder mounting holes from top to bottom；
Driving output precision further includes and the 4th cushion rubber；The outer end of rotation axis is in the gradually big 4 sections of shapes, and rotating of ladder from top to bottom
The top of axis is corresponding with the shape of the ladder mounting hole of cylinder, and the largest segment position at the middle part of rotation axis is equipped with around circular circumference lead
Second rack of vertical setting and form rack segments portion；The size pair of the size in rack segments portion and the rack drives chamber of piston component
It should；4th cushion rubber is sleeved between the second segment of rotation axis and the 3rd section.
5. Pneumatic valve actuator according to claim 4, it is characterised in that：Drive the surface of the drive shaft of output precision
The horizontally disposed limiting slot for being used for upper and lower /V equipped with 3, the center through hole inner wall correspondence position of corresponding rotation axis are equipped with
Corresponding horizontally disposed /V tenon；The surface of output shaft is equipped with 3 limiting slots set for the vertical of circumferential /V, accordingly
Rotation axis center through hole inner wall correspondence position be equipped with corresponding vertical set /V tenon；The limiting slot for exporting inserts is set
In the corresponding /V tenon of rotation axis, so as to export above and below inserts and circumferential /V is arranged in rotation axis；Output inserts is set
There is the center through hole that lower part is square.
6. Pneumatic valve actuator according to claim 5, it is characterised in that：Further include instruction component；Drive output group
The upper surface of the rotation axis of part is equipped with the crosswise slot with center through hole perforation；The center through hole of rotation axis is in rank from top to bottom
Ladder gradually big three sections of shapes；Output inserts is equipped with the center through hole that upper middle part is square in up-small and down-big circular counter bore shape, lower part；
Indicate that component includes rotation indicating cover and 2 indicating pieces；Rotation indicating cover and indicating piece are using POM materials
Plastics integral pieces, rotation indicating cover includes the circular principal part in opening upwards, is connected to the connection of circular principal part bottom center
Portion and be arranged on circular principal part top center kidney ellipsoid control unit, it is described circle principal part front and rear symmetric position be equipped with use
In the catching groove of installation indicating piece, the shape of connecting portion is corresponding with the shape of the crosswise slot of rotation axis, and connecting portion is equipped with opening
The female central blind hole of downward tool, control unit are equipped with the control for manual rotation rotation indicating cover of opening upwards
Slot；The shape of indicating piece is corresponding with the circular principal part peripheral shape for rotating indicating cover, and indicating piece is equipped with the catching groove with circular principal part
Corresponding coak is mounted on and tight fit on rotation indicating cover so as to which 2 indicating pieces are embedded in catching groove by coak；Rotate indicating cover
Portion is connected through through in the crosswise slot of tight fit embedded rotating axis after the indicating cover mounting hole of cylinder, and passes through one
The circular counter bore section position of the center through hole for the output inserts that bolt passes through, the center through hole of rotation axis uppermost position after revolve
It is incorporated into the central blind hole of the connecting portion of rotation indicating cover and installs on the rotary shaft, then output precision is driven to be indicated by rotating
Lid and cylinder /V up and down.
7. Pneumatic valve actuator according to claim 1, it is characterised in that：Cylinder assembly further includes 8 the 4th connections
Inserts；The cylinder body principal part of the left side of the end cap mounting portion in left side and the right side of the end cap mounting portion on right side around center is right
Claim to be equipped with each 4 the 3rd inserts installing blinds, it is blind that 8 the 4th connection inserting parts are respectively fixedly disposed at corresponding 3rd inserts installation
Kong Zhong；The periphery of end cap mounting portion is into rounded square；The left side of the end cap mounting portion in left side and the end cap mounting portion on right side
The top and rear portion of right side are equipped with to install the locating shaft of end cap；
End-cap assembly further includes 8 screw cover boards and 8 hexagonal socket head cap screws；End cap one end open, outer end face are equipped with and cylinder
The corresponding 4 screw counterbores of the 3rd inserts installing blind of end cap mounting portion, inner face outside left is equipped with to be installed with end cap
The corresponding location hole of locating shaft in portion；Annular in shape on the inside of the inner face of end cap, the end equipped with the cylinder body principal part with cylinder is corresponding
/V wheel portion, the outer diameter of /V wheel portion is corresponding with the internal diameter of cylinder body principal part；2 end caps are inserted into corresponding by its /V wheel portion respectively
Cylinder assembly cylinder cylinder body principal part in until the inner face outer rim of end cap is contacted with end cap mounting portion, pass through hexagonal socket head cap screw
In corresponding 4th connection inserting part for screwing cylinder assembly after through the corresponding screw counterbore of end cap, so as to which end cap is mounted on cylinder
On, each screw cover board is buckled by tight fit in corresponding screw counterbore.
8. Pneumatic valve actuator according to claim 1, it is characterised in that：Spring reset component further includes quantity as bullet
2 times of spring mounting seat of the quantity of spring；The lateral surface of the piston of piston component is equipped with n and sinks for pacifying spring-loaded first
Hole；The inner face center of the end cap of end-cap assembly is equipped with n spring mounting seat limit hole corresponding with the first counterbore of piston；Bullet
Spring mounting base respectively penetrates the both ends for being arranged on corresponding spring；2n spring is separately positioned on by the spring mounting seat at its both ends
In the penetralia position of corresponding first counterbore and the spring mounting seat limit hole of end cap on the head of piston.
9. Pneumatic valve actuator according to claim 1, it is characterised in that：Cylinder assembly further includes 4 first connections
Inserts and 4 the 5th connection inserting parts；The cylinder body principal part of cylinder is equipped with the installation protrusion of annular at indicating cover mounting hole；Around peace
Dress protrusion is additionally provided with the inserts erecting bed with blind hole of 4 rectangular corner distributions；The lower face of valve connecting seat is equipped with 4
4th inserts installing blind and the locating shaft for installing valve；
First connection inserting part and the 5th connection inserting part be have internal thread and it is corresponding with the size of corresponding installing blind not
Become rusty steel inserts；4 the first connection inserting parts are respectively fixedly disposed in corresponding inserts erecting bed, 4 the 5th connection inserting part difference
It is fixed in corresponding 4th inserts installing blind.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711432473.9A CN108087610A (en) | 2017-12-26 | 2017-12-26 | Pneumatic valve actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711432473.9A CN108087610A (en) | 2017-12-26 | 2017-12-26 | Pneumatic valve actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108087610A true CN108087610A (en) | 2018-05-29 |
Family
ID=62179432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711432473.9A Pending CN108087610A (en) | 2017-12-26 | 2017-12-26 | Pneumatic valve actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108087610A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285253A (en) * | 2019-08-05 | 2019-09-27 | 久鼎智能科技有限公司 | A kind of Pneuamtic actuator for valve |
| CN110686112A (en) * | 2019-10-18 | 2020-01-14 | 吴加成 | Pipeline gate valve convenient to dismouting |
| CN113586792A (en) * | 2021-07-27 | 2021-11-02 | 无锡福斯拓科科技有限公司 | Three-section type double-shifting fork pneumatic actuator |
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| CN202349364U (en) * | 2011-09-28 | 2012-07-25 | 郑生机 | Pneumatic right-angle valve |
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| CN203614878U (en) * | 2013-09-25 | 2014-05-28 | 浙江万士通阀门有限公司 | Pneumatic valve actuator |
| JP2015124818A (en) * | 2013-12-26 | 2015-07-06 | 株式会社キッツ | Actuator for valve |
| CN105697851A (en) * | 2016-04-08 | 2016-06-22 | 洛阳雷斯达传动有限公司 | Screw drive hydraulic actuator for valve drive |
| CN206682403U (en) * | 2017-04-11 | 2017-11-28 | 杭州唐能阀门有限公司 | Double acting three-position type angle stroke pneumatic actuator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201475476U (en) * | 2009-08-24 | 2010-05-19 | 浙江志泰自控阀门有限公司 | Pneumatic actuator |
| CN201696726U (en) * | 2010-05-20 | 2011-01-05 | 沈阳麦德兰自控阀门有限公司 | Energy-saving pneumatic actuator |
| CN202349364U (en) * | 2011-09-28 | 2012-07-25 | 郑生机 | Pneumatic right-angle valve |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285253A (en) * | 2019-08-05 | 2019-09-27 | 久鼎智能科技有限公司 | A kind of Pneuamtic actuator for valve |
| CN110686112A (en) * | 2019-10-18 | 2020-01-14 | 吴加成 | Pipeline gate valve convenient to dismouting |
| CN110686112B (en) * | 2019-10-18 | 2021-07-23 | 唐山伟德船用设备有限公司 | Pipeline gate valve convenient to dismouting |
| CN113586792A (en) * | 2021-07-27 | 2021-11-02 | 无锡福斯拓科科技有限公司 | Three-section type double-shifting fork pneumatic actuator |
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Application publication date: 20180529 Assignee: Haipri (Changzhou) Clean System Technology Co.,Ltd. Assignor: HUASHENG PIPELINE TECHNOLOGY CO.,LTD. Contract record no.: X2023320000101 Denomination of invention: Pneumatic valve actuator License type: Common License Record date: 20230223 |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180529 |