CN205859304U - A kind of compact hand gear for pneumatic actuator - Google Patents
A kind of compact hand gear for pneumatic actuator Download PDFInfo
- Publication number
- CN205859304U CN205859304U CN201620892090.4U CN201620892090U CN205859304U CN 205859304 U CN205859304 U CN 205859304U CN 201620892090 U CN201620892090 U CN 201620892090U CN 205859304 U CN205859304 U CN 205859304U
- Authority
- CN
- China
- Prior art keywords
- casing
- hand gear
- piston rod
- shift fork
- positive stop
- 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.)
- Expired - Fee Related
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Abstract
This utility model belongs to large-scale pneumatic, hydraulic executer technical field, disclose a kind of compact hand gear for pneumatic actuator, for solve existing two-way pneumatic executor's hand gear also exist length length, particularly in the place of spaces compact in-convenience in use and also exist reveal hidden danger problem.This utility model includes casing, the shift fork for controlling valve opening and closing it is provided with in described casing, described shift fork is driven by the piston rod of cylinder and rotates, described piston rod is equipped with the hand gear driving piston rod to move, hand gear and cylinder are separately positioned on the left and right sides of casing, described hand gear includes the sleeve being fixed on casing, the end of described sleeve is provided with end cap, the threaded swivel nut having in tubular and rotating along end cap of described end cap, the one end of described swivel nut is provided with positive stop lug boss, the one end of described piston rod has bolt through positive stop lug boss connection, the other end of described piston rod is connected through casing with the piston of cylinder.
Description
Technical field
This utility model belongs to large-scale pneumatic, hydraulic executer manufacturing technology field, is specifically related to a kind of for gas
The compact hand gear of dynamic executor, is mainly used in the manual operation function of double acting pneumatic actuator.
Background technology
It is all to be respectively provided with handwheel at the two ends of cylinder for two-way function pneumatic actuator hand gear in the market,
The structure of existing two-way function pneumatic actuator hand gear is as it is shown in figure 1, need first by one end handwheel when being operated manually
Toward outward turning complete after, then other end handwheel is revolved inward, this structure can make the length of executor increase, at some spaces compact
Place is not easy to install, and to operate back and forth at the two ends of executor respectively, uses extremely inconvenient；There is also simultaneously
The hidden danger of cylinder side handwheel seal leakage.
Utility model content
This utility model also exists length length, particularly in space to solve existing two-way pneumatic executor's hand gear
Compact place in-convenience in use and there is the problem revealing hidden danger, and provide a kind of compact for pneumatic actuator
Hand gear, can complete manual operation in executor one end, has easy to operate feature, reduces whole executor simultaneously
The length of hand gear, it is simple in the local use of spaces compact；This utility model eliminates prior art cylinder side hands simultaneously
Wheel also exists the hidden danger of seal leakage.
For solving above-mentioned technical problem, this utility model be the technical scheme is that
A kind of compact hand gear for pneumatic actuator, including casing, is provided with for controlling in described casing
The shift fork of valve opening and closing, described shift fork is driven by the piston rod of cylinder and rotates, and described piston rod is equipped with drive piston rod and moves
Hand gear, it is characterised in that: hand gear and cylinder are separately positioned on the left and right sides of casing, and described hand gear includes
The sleeve being fixed on casing, the end of described sleeve is provided with end cap, and described end cap is threaded to be had in tubular and can be along
The swivel nut that end cap rotates, the one end of described swivel nut is provided with positive stop lug boss, and the one end of described piston rod passes positive stop lug boss
And connect and have bolt, the other end of described piston rod is connected with the piston of cylinder through casing, described bolt and positive stop lug boss it
Between the periphery of piston rod be arranged with bearing；The other end of described swivel nut connects has handwheel, the central authorities of described handwheel to be provided with spiral shell
Hole, described screw is equipped for the screw rod with threaded bolt contacts.
Be provided with the spacing stud for limiting shift fork movement position on described casing, described shift fork connect have for limit
The positive stop of position stud contact, the hardness of described positive stop is more than the hardness of shift fork.
Described positive stop is made by the 40CrNiMo through modifier treatment；Described shift fork is by spheroidal graphite cast-iron QT450-
10 are made.
Described positive stop is connected with shift fork through soket head cap screw.
Being provided with two symmetrically arranged spacing studs on described casing, the left and right sides of described shift fork is connected to use
In the positive stop contacted with spacing stud.
Compared with prior art, this utility model has the advantages that
Compact hand gear for pneumatic actuator of the present utility model, including casing, is provided with in described casing
For controlling the shift fork of valve opening and closing, described shift fork is driven by the piston rod of cylinder and rotates, and described piston rod is equipped with drive and lives
The hand gear that stopper rod moves, hand gear and cylinder are separately positioned on the left and right sides of casing, and described hand gear includes solid
The sleeve being scheduled on casing, the end of described sleeve is provided with end cap, and described end cap is threaded to be had in tubular and can be along end
The swivel nut that lid rotates, the one end of described swivel nut is provided with positive stop lug boss, and the one end of described piston rod is through positive stop lug boss also
Connecting and have bolt, the other end of described piston rod is connected with the piston of cylinder, between described bolt and positive stop lug boss through casing
The periphery of piston rod be arranged with bearing；The other end of described swivel nut connects has handwheel, the central authorities of described handwheel to be provided with screw,
Described screw is equipped for the screw rod with threaded bolt contacts.This utility model can complete at executor one end manually device
Manual operation, has easy to operate feature, reduces the length of whole executor's hand gear, it is simple at spaces compact simultaneously
Local use；This utility model eliminates prior art cylinder side handwheel and there is the hidden danger of seal leakage simultaneously.
The structure design of this utility model piston rod and axle sleeve has the feature of rapid operation.
The structure design of this utility model shift fork simultaneously, shift fork is directly contacted with spacing stud by positive stop, and
The hardness of spacing stud is more than the hardness of shift fork, it is to avoid shift fork directly contacts with the direct of spacing stud, improves shift fork
Service life, it is ensured that the valve precision when opening and closing.This utility model can control again cost simultaneously, to greatest extent
Reduce the cost producing and manufacturing.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing two-way function pneumatic actuator hand gear；
Fig. 2 is structural representation of the present utility model；
Fig. 3 is body partial sectional view structural representation of the present utility model；
Labelling in figure: 1, casing, 2, shift fork, 3, cylinder, 4, piston rod, 5, sleeve, 6, end cap, 7, axle sleeve, 8, limit convex
Platform, 9, bolt, 10, bearing, 11, handwheel, 12, screw, 13, screw rod, 14, piston, 15, spacing stud, 16, positive stop.
Detailed description of the invention
Below in conjunction with embodiment, the utility model will be further described, and described embodiment is only that this practicality is new
The a part of embodiment of type, is not whole embodiments.Based on the embodiment in this utility model, the ordinary skill people of this area
Member obtained under not making creative work premise other used by embodiment, broadly fall into protection model of the present utility model
Enclose.
In conjunction with accompanying drawing, the compact hand gear for pneumatic actuator of the present utility model, including casing 1, described case
Being provided with the shift fork 2 for controlling valve opening and closing in body 1, described shift fork 2 is driven rotation, described piston by the piston rod 4 of cylinder 3
Bar 3 is equipped with the hand gear driving piston rod 4 to move, and meanwhile, cylinder 3 connects with outside compressed air system, is using
During, provide a power-assisted effect by cylinder, improve convenience during operation, reach labour-saving purpose.Hand gear
With the left and right sides that cylinder 3 is separately positioned on casing 1, described hand gear includes the sleeve 5 being fixed on casing 1, described set
The end of cylinder 5 is provided with end cap 6, the threaded swivel nut 7 having in tubular and rotating along end cap 6 of described end cap 6, i other words
One end of axle sleeve 7 enters the inside of sleeve 5 through end cap 6, and the one end of described swivel nut 7 is provided with positive stop lug boss 8, described piston
The one end of bar 4 has bolt 9 through positive stop lug boss 8 connection, and the other end of described piston rod 5 is through the work of casing 1 with cylinder 3
Plug 14 connection, the periphery of the piston rod 4 between described bolt 9 and positive stop lug boss 8 is arranged with bearing 10；Set by the structure of axle sleeve
Meter makes this utility model have the feature of rapid operation.The other end of described swivel nut 7 connects handwheel 11, described handwheel 11
Central authorities are provided with screw 12, and described screw 12 is equipped for the screw rod 13 with threaded bolt contacts, i other words screw rod 13 can pass
Screw 12 also enters the inside of swivel nut 7 and contacts with bolt 9, thus provides sidesway to the right by screw rod 13 and bolt 9 to piston rod
Dynamic power.
Work process of the present utility model is:
1. rotation hand wheel 1 band movable snail sleeve 7 is moved to the left counterclockwise, and swivel nut 7 drives piston rod 4 to the left by bearing 10 simultaneously
Side shifting, now shift fork 2 rotates counterclockwise, is rotated in place rear executor and carries movable valve to fully open.
2., after valve reaches position, screw rod 12 is screwed in until propping up the plane of bolt 9 in the screw 12 of handwheel 11, the most suitable
Hour hands rotation hand wheel 11, band movable snail sleeve 7 moves to the right, thus is moved the most to the right by screw rod 13 contact piston bar 4, moves
Move executor after putting in place and drive valve closing.
This utility model can complete manual operation at executor one end manually device, has easy to operate spy
Point, reduces the length of whole executor's hand gear simultaneously, it is simple in the local use of spaces compact；This utility model simultaneously
Eliminate prior art cylinder side handwheel and there is the hidden danger of seal leakage.
The spacing stud 15 for limiting shift fork 2 movement position, described shift fork 2 it is provided with on casing 1 of the present utility model
Connecting and have the positive stop 16 for contacting with spacing stud 15, the hardness of described positive stop 16 is more than the hardness of shift fork 2.This
In use, shift fork 2 is directly contacted with spacing stud 15 utility model by positive stop 16, and spacing stud is hard
Degree is more than the hardness of shift fork, it is to avoid shift fork directly contacts with the direct of spacing stud, improves the service life of shift fork, it is ensured that
The valve precision when opening and closing.This utility model can control again cost simultaneously, reduces to greatest extent and produces and system
The cost made.
As the mode of a kind of selection of this utility model, described positive stop 16 is by the 40CrNiMo system through modifier treatment
Form；Described shift fork 2 is made by spheroidal graphite cast-iron QT450-10.
Described positive stop 16 is connected with shift fork 2 through soket head cap screw.
On the movement position being rotated both clockwise and counterclockwise, described casing 1, two symmetries it are provided with in order to limit shift fork
The spacing stud 15 arranged, the left and right sides of described shift fork 2 is connected to the limit for contacting with wherein one spacing stud 15
Position block 16.
Embodiment one
The compact hand gear for pneumatic actuator of the present embodiment, including casing, is provided with use in described casing
In the shift fork of control valve opening and closing, described shift fork is driven by the piston rod of cylinder and rotates, and described piston rod is equipped with drive piston
The hand gear that bar moves, hand gear and cylinder are separately positioned on the left and right sides of casing, and described hand gear includes fixing
Sleeve on casing, the end of described sleeve is provided with end cap, and described end cap is threaded to be had in tubular and can be along end cap
The swivel nut rotated, the one end of described swivel nut is provided with positive stop lug boss, and the one end of described piston rod is through positive stop lug boss and connects
Being connected to bolt, the other end of described piston rod is connected with the piston of cylinder, between described bolt and positive stop lug boss through casing
The periphery of piston rod is arranged with bearing；The other end of described swivel nut connects has handwheel, the central authorities of described handwheel to be provided with screw, institute
State screw to be equipped for the screw rod with threaded bolt contacts.
Embodiment two
The compact hand gear for pneumatic actuator of the present embodiment, including casing, is provided with use in described casing
In the shift fork of control valve opening and closing, described shift fork is driven by the piston rod of cylinder and rotates, and described piston rod is equipped with drive piston
The hand gear that bar moves, hand gear and cylinder are separately positioned on the left and right sides of casing, and described hand gear includes fixing
Sleeve on casing, the end of described sleeve is provided with end cap, and described end cap is threaded to be had in tubular and can be along end cap
The swivel nut rotated, the one end of described swivel nut is provided with positive stop lug boss, and the one end of described piston rod is through positive stop lug boss and connects
Being connected to bolt, the other end of described piston rod is connected with the piston of cylinder, between described bolt and positive stop lug boss through casing
The periphery of piston rod is arranged with bearing；The other end of described swivel nut connects has handwheel, the central authorities of described handwheel to be provided with screw, institute
State screw to be equipped for the screw rod with threaded bolt contacts；The spacing spiral shell for limiting shift fork movement position it is provided with on described casing
Post, described shift fork connects the positive stop for contacting with spacing stud, and the hardness of described positive stop is hard more than shift fork
Degree.
Embodiment three
The compact hand gear for pneumatic actuator of the present embodiment, including casing, is provided with use in described casing
In the shift fork of control valve opening and closing, described shift fork is driven by the piston rod of cylinder and rotates, and described piston rod is equipped with drive piston
The hand gear that bar moves, hand gear and cylinder are separately positioned on the left and right sides of casing, and described hand gear includes fixing
Sleeve on casing, the end of described sleeve is provided with end cap, and described end cap is threaded to be had in tubular and can be along end cap
The swivel nut rotated, the one end of described swivel nut is provided with positive stop lug boss, and the one end of described piston rod is through positive stop lug boss and connects
Being connected to bolt, the other end of described piston rod is connected with the piston of cylinder, between described bolt and positive stop lug boss through casing
The periphery of piston rod is arranged with bearing；The other end of described swivel nut connects has handwheel, the central authorities of described handwheel to be provided with screw, institute
State screw to be equipped for the screw rod with threaded bolt contacts；The spacing spiral shell for limiting shift fork movement position it is provided with on described casing
Post, described shift fork connects the positive stop for contacting with spacing stud, and the hardness of described positive stop is hard more than shift fork
Degree；Described positive stop is made by the 40CrNiMo through modifier treatment；Described shift fork is by spheroidal graphite cast-iron QT450-10 system
Form.
Embodiment four
On the basis of embodiment two or embodiment three, described positive stop is connected with shift fork through soket head cap screw.
Embodiment five
On the basis of my any embodiment of embodiment two to embodiment, described casing is provided with two and is symmetrical arranged
Spacing stud, the left and right sides of described shift fork is connected to the positive stop for contacting with spacing stud.
Claims (5)
1., for a compact hand gear for pneumatic actuator, including casing, it is provided with for control valve in described casing
The shift fork of door opening and closing, described shift fork is driven by the piston rod of cylinder and rotates, and described piston rod is equipped and drives piston rod to move
Hand gear, it is characterised in that: hand gear and cylinder are separately positioned on the left and right sides of casing, and described hand gear includes solid
The sleeve being scheduled on casing, the end of described sleeve is provided with end cap, and described end cap is threaded to be had in tubular and can be along end
The swivel nut that lid rotates, the one end of described swivel nut is provided with positive stop lug boss, and the one end of described piston rod is through positive stop lug boss also
Connecting and have bolt, the other end of described piston rod is connected with the piston of cylinder, between described bolt and positive stop lug boss through casing
The periphery of piston rod be arranged with bearing；The other end of described swivel nut connects has handwheel, the central authorities of described handwheel to be provided with screw,
Described screw is equipped for the screw rod with threaded bolt contacts.
Compact hand gear for pneumatic actuator the most according to claim 1, it is characterised in that: on described casing
Being provided with the spacing stud for limiting shift fork movement position, described shift fork connects the limiting block for contacting with spacing stud
Block, the hardness of described positive stop is more than the hardness of shift fork.
Compact hand gear for pneumatic actuator the most according to claim 2, it is characterised in that: described limiting block
Block is made by the 40CrNiMo through modifier treatment；Described shift fork is made by spheroidal graphite cast-iron QT450-10.
Compact hand gear for pneumatic actuator the most according to claim 3, it is characterised in that: described limiting block
Block is connected with shift fork through soket head cap screw.
5. according to the arbitrary described compact hand gear for pneumatic actuator of claim 2-4, it is characterised in that: described
Be provided with two symmetrically arranged spacing studs on casing, the left and right sides of described shift fork be connected to for spacing stud
The positive stop of contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620892090.4U CN205859304U (en) | 2016-08-17 | 2016-08-17 | A kind of compact hand gear for pneumatic actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620892090.4U CN205859304U (en) | 2016-08-17 | 2016-08-17 | A kind of compact hand gear for pneumatic actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205859304U true CN205859304U (en) | 2017-01-04 |
Family
ID=57593859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620892090.4U Expired - Fee Related CN205859304U (en) | 2016-08-17 | 2016-08-17 | A kind of compact hand gear for pneumatic actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205859304U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357064A (en) * | 2018-12-12 | 2019-02-19 | 江苏工流体控制设备有限公司 | It is a kind of not by the pneumatic actuator of load effect |
| CN110332362A (en) * | 2019-07-23 | 2019-10-15 | 瑞达自控阀门股份有限公司 | Actuator |
-
2016
- 2016-08-17 CN CN201620892090.4U patent/CN205859304U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357064A (en) * | 2018-12-12 | 2019-02-19 | 江苏工流体控制设备有限公司 | It is a kind of not by the pneumatic actuator of load effect |
| CN110332362A (en) * | 2019-07-23 | 2019-10-15 | 瑞达自控阀门股份有限公司 | Actuator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170104 Termination date: 20170817 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |