CN209688134U - A kind of quantitative pneumatic operated valve - Google Patents
A kind of quantitative pneumatic operated valve Download PDFInfo
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- CN209688134U CN209688134U CN201920155297.7U CN201920155297U CN209688134U CN 209688134 U CN209688134 U CN 209688134U CN 201920155297 U CN201920155297 U CN 201920155297U CN 209688134 U CN209688134 U CN 209688134U
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- groove
- cover board
- hole
- push rod
- screw
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Abstract
The utility model belongs to pneumatic operated valve technical field, in particular a kind of quantitative pneumatic operated valve, including mounting blocks, the side screw thread of the mounting blocks is equipped with cover board, the mounting blocks offer the first groove close to the side of the cover board, first groove offers the second groove far from the side of the cover board, push rod is installed in second groove, limited block is welded on the push rod, the limited block is slidably and sealingly connected with second groove, the push rod is fixedly installed with piston close to one end of first groove, the piston and first groove, second groove is slidably and sealingly connected with, the first air inlet is offered at the top of second groove, the bottom of second groove offers the second air inlet, the piston is fixedly installed with spring close to one end of the cover board.The utility model structure is firm, can carry out a certain range of modification to the quantitative values of gas, keep its use scope wider, applicability is stronger.
Description
Technical field
The utility model relates to pneumatic operated valve technical field more particularly to a kind of quantitative pneumatic operated valves.
Background technique
In fluid pressure line, it is related to gasometry supply technology, pneumatic operated valve is widely used, and gas can be used for gas cylinder and fill
Dress and popgun etc. quantitatively fill in the device and system of gas.
But in the prior art, the gasometry value of quantitative pneumatic operated valve is mostly changeless, cannot be as needed to fixed
Magnitude is modified, in use, being often related to different quantitative values, cannot be better met the needs of users, for this purpose,
It is proposed a kind of quantitative pneumatic operated valve.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and propose a kind of quantitative pneumatic
Valve.
To achieve the goals above, the utility model adopts the technical scheme that a kind of quantitative pneumatic operated valve, including installation
Block, the side screw thread of the mounting blocks are equipped with cover board, and the mounting blocks offer the first groove close to the side of the cover board,
First groove offers the second groove far from the side of the cover board, is equipped with push rod in second groove, described to push away
Limited block is welded on bar, the limited block is slidably and sealingly connected with second groove, and the push rod is recessed close to described first
One end of slot is fixedly installed with piston, and the piston is slidably and sealingly connected with first groove, the second groove, and described second
The first air inlet is offered at the top of groove, the bottom of second groove offers the second air inlet, and the piston is close to institute
The one end for stating cover board is fixedly installed with spring, and the other end of the spring is in contact with the cover board, is equipped in the mounting blocks
Cavity, second air inlet are connected with the cavity, are slidingly sealed in the cavity and are equipped with movable plate, the movable plate
Bottom be fixedly installed with screw rod, the mounting blocks offer third groove close to the side of cover board, and third groove is located at chamber
The lower section of body, the bottom end of the screw rod extend in the third groove, and screw shell, the spiral shell are equipped in the third groove
Line bush whorl is mounted on screw rod, and fixing sleeve is equipped with first gear on the screw shell, is equipped with snail in the third groove
Bar, the bottom of the third groove are fixedly installed with fixed link, and second gear, the worm screw are rotatably equipped in the fixed link
It is meshed with the second gear, the first gear is meshed with the second gear, and the cavity is close to the cover board
Side offers gas vent.
Preferably, second groove offers first through hole far from the side of first groove, and the push rod runs through
The first through hole simultaneously extends to outside the first through hole, and the push rod is slidably connected with the first through hole, and the push rod is remote
One end from the cover board is fixedly installed with button.
Preferably, the bottom of the cavity is equipped with the second through-hole, and second through-hole is connected with the third groove, institute
Screw rod is stated through second through-hole.
Preferably, fixing sleeve is equipped with first bearing in the fixed link, and the second gear fixation is set in described first
On bearing.
Preferably, the third groove offers third through-hole far from the side of the cover board, and the worm screw is through described
Third through-hole is simultaneously rotatablely connected with the third through-hole, and the worm screw is fixedly installed with hand handle far from one end of the cover board.
Preferably, the first fixed plate and the second fixed plate are equipped in the third groove, first fixed plate and described
Second bearing and 3rd bearing are fixedly installed in second fixed plate respectively, the inner ring fixation of the second bearing is set in described
On screw shell, the inner ring fixation of the 3rd bearing is set on the worm screw.
Compared with prior art, the utility model has the beneficial effects that firstly, the device passes through the second groove, push rod, work
Plug, the first air inlet, the second air inlet, spring, cavity and gas vent match, and by lower button, button drives push rod mobile,
Push rod band piston is mobile, piston compressed spring, and when piston is moved to certain distance to cover board direction, gas is from the first air inlet
Hole enters in the second groove, then enters in the second air inlet out of second groove, then enters chamber out of second air inlet
In vivo, when gas is full of cavity, piston is pushed back initial position by release button, recoil of spring, and gas flow is in cavity at this time
One definite value opens the valve on gas vent, releases gas, completes the quantitative discharge of gas, pass through cavity, movable plate, spiral shell
Bar, screw shell, first gear, worm screw and second gear match, and rotate hand handle, hand handle drives worm screw rotation, worm screw band
Dynamic second gear rotation, second gear drive first gear rotation, and first gear drives screw shell rotation, and screw shell drives
Screw rod is mobile, and screw rod drives movable plate to move in the cavity, to change the volume that cavity accommodates gas, reaches gasometry value
To change.
The utility model structure is firm, can carry out a certain range of modification to the quantitative values of gas, make its use scope more
Extensively, applicability is stronger.
Detailed description of the invention
Fig. 1 is the vertical view schematic cross-sectional view of the utility model；
Fig. 2 faces schematic cross-sectional view for the utility model.
In figure: 1, mounting blocks；2, cover board；3, the first groove；4, the second groove；5, push rod；6, limited block；7, piston；8,
First air inlet；9, the second air inlet；10, spring；11, cavity；12, movable plate；13, screw rod；14, third groove；15, screw thread
Sleeve；16, first gear；17, worm screw；18, fixed link；19, second gear；20, gas vent.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-2 is please referred to, the utility model provides a kind of technical solution: a kind of quantitative pneumatic operated valve, including mounting blocks 1, peace
The side screw thread of dress block 1 is equipped with cover board 2, and mounting blocks 1 offer the first groove 3 close to the side of cover board 2, and the first groove 3 is remote
Side from cover board 2 offers the second groove 4, and push rod 5 is equipped in the second groove 4, and limited block 6 is welded on push rod 5, limit
Block 6 is slidably and sealingly connected with the second groove 4, and push rod 5 is fixedly installed with piston 7, piston 7 and close to one end of the first groove 3
One groove 3, the second groove 4 are slidably and sealingly connected with, and the top of the second groove 4 offers the first air inlet 8, the second groove 4
Bottom offers the second air inlet 9, and piston 7 is fixedly installed with spring 10, the other end and lid of spring 10 close to one end of cover board 2
Plate 2 is in contact, and cavity 11 is equipped in mounting blocks 1, and the second air inlet 9 is connected with cavity 11, and installation is slidingly sealed in cavity 11
There is a movable plate 12, the bottom of movable plate 12 is fixedly installed with screw rod 13, and it is recessed that mounting blocks 1 close to the side of cover board 2 offer third
Slot 14, and third groove 14 is located at the lower section of cavity 11, the bottom end of screw rod 13 extends in third groove 14, in third groove 14
Equipped with screw shell 15, screw shell 15 is threadably mounted on screw rod 13, and fixing sleeve is equipped with first gear 16 on screw shell 15,
Worm screw 17 is equipped in third groove 14, the bottom of third groove 14 is fixedly installed with fixed link 18, is rotatablely installed in fixed link 18
There is second gear 19, worm screw 17 is meshed with second gear 19, and first gear 16 is meshed with second gear 19, and cavity 11 is close
The side of cover board 2 offers gas vent 20；
Second groove 4 offers first through hole far from the side of the first groove 3, and push rod 5 is through first through hole and extends to
Outside first through hole, push rod 5 is slidably connected with first through hole, and push rod 5 is fixedly installed with button, cavity 11 far from one end of cover board 2
Bottom be equipped with the second through-hole, the second through-hole is connected with third groove 14, and screw rod 13 runs through the second through-hole, consolidates in fixed link 18
Surely it is arranged with first bearing, the fixation of second gear 19 is set in first bearing, and third groove 14 is opened up far from the side of cover board 2
There is third through-hole, worm screw 17 is rotatablely connected through third through-hole and with third through-hole, the fixed peace in the one end of worm screw 17 far from cover board 2
Equipped with hand handle, it is equipped with the first fixed plate and the second fixed plate in third groove 14, distinguishes in the first fixed plate and the second fixed plate
It is fixedly installed with second bearing and 3rd bearing, the inner ring fixation of second bearing is set on screw shell 15,3rd bearing
Inner ring fixation is set on worm screw 17, passes through the second groove 4, push rod 5, piston 7, the first air inlet 8, the second air inlet 9, spring
10, cavity 11 and gas vent 20 match, and by lower button, button drives push rod 5 mobile, and push rod 5 is mobile with piston 7, living
7 compressed springs 10 are filled in, when piston 7 is moved to certain distance to 2 direction of cover board, gas enters second from the first air inlet 8
It in groove 4, then enters in the second air inlet 9 out of second groove 4, then is entered in cavity 11 out of second air inlet 9, when
When gas is full of cavity 11, release button, spring 10 is sprung back, and piston 7 is pushed back initial position, gas flow is in cavity 11 at this time
One definite value opens the valve on gas vent 20, releases gas, completes the quantitative discharge of gas, pass through cavity 11, movable plate
12, screw rod 13, screw shell 15, first gear 16, worm screw 17 and second gear 19 match, and rotate hand handle, and hand handle drives
Worm screw 17 rotates, and worm screw 17 drives second gear 19 to rotate, and second gear 19 drives first gear 16 to rotate, 16 band of first gear
Dynamic screw shell 15 rotates, and screw shell 15 drives screw rod 13 mobile, and screw rod 13 drives movable plate 12 to move in cavity 11, from
And change the volume that cavity 11 accommodates gas, so that gasometry value is reached change.
Working principle: in use, pressing lower button, button drives push rod 5 mobile, and push rod 5 is mobile with piston 7, and piston 7 is pressed
Contracting spring 10, when piston 7 is moved to certain distance to 2 direction of cover board, gas enters the second groove 4 from the first air inlet 8
It is interior, then entered in the second air inlet 9 out of second groove 4, then entered in cavity 11 out of second air inlet 9, work as gas
When full of cavity 11, release button, spring 10 is sprung back, and piston 7 is pushed back initial position, and gas flow is one in cavity 11 at this time
Definite value opens the valve on gas vent 20, releases gas, when needing the quantitative values of regulating gas, rotates hand handle, hand handle drives
Worm screw 17 rotates, and worm screw 17 drives second gear 19 to rotate, and second gear 19 drives first gear 16 to rotate, 16 band of first gear
Dynamic screw shell 15 rotates, and screw shell 15 drives screw rod 13 mobile, and screw rod 13 drives movable plate 12 to move in cavity 11, from
And change the volume that cavity 11 accommodates gas, so that gasometry value is reached change.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of quantitative pneumatic operated valve, including mounting blocks (1), it is characterised in that: the side screw thread of the mounting blocks (1) is equipped with lid
Plate (2), the mounting blocks (1) offer the first groove (3) close to the side of the cover board (2), and first groove (3) is separate
The side of the cover board (2) offers the second groove (4), is equipped with push rod (5) in second groove (4), the push rod (5)
On be welded with limited block (6), the limited block (6) is slidably and sealingly connected with second groove (4), and the push rod (5) is close
One end of first groove (3) is fixedly installed with piston (7), the piston (7) and first groove (3), the second groove
(4) it is slidably and sealingly connected with, is offered the first air inlet (8) at the top of second groove (4), second groove (4)
Bottom offers the second air inlet (9), and the piston (7) is fixedly installed with spring (10), institute close to the one end of the cover board (2)
The other end for stating spring (10) is in contact with the cover board (2), is equipped with cavity (11) in the mounting blocks (1), described second into
Stomata (9) is connected with the cavity (11), is slidingly sealed in the cavity (11) and is equipped with movable plate (12), the movable plate
(12) bottom is fixedly installed with screw rod (13), and the mounting blocks (1) offer third groove close to the side of cover board (2)
(14), and third groove (14) is located at the lower section of cavity (11), and the bottom end of the screw rod (13) extends to the third groove
(14) in, screw shell (15) are equipped in the third groove (14), the screw shell (15) is threadably mounted at screw rod (13)
On, fixing sleeve is equipped with first gear (16) on the screw shell (15), is equipped with worm screw (17) in the third groove (14), institute
The bottom for stating third groove (14) is fixedly installed with fixed link (18), is rotatably equipped with second gear on the fixed link (18)
(19), the worm screw (17) is meshed with the second gear (19), the first gear (16) and the second gear (19)
It is meshed, the cavity (11) offers gas vent (20) close to the side of the cover board (2).
2. a kind of quantitative pneumatic operated valve according to claim 1, it is characterised in that: second groove (4) is far from described the
The side of one groove (3) offers first through hole, and the push rod (5) is through the first through hole and extends to the first through hole
Outside, the push rod (5) is slidably connected with the first through hole, and the push rod (5) is fixedly mounted far from the one end of the cover board (2)
There is button.
3. a kind of quantitative pneumatic operated valve according to claim 1, it is characterised in that: the bottom of the cavity (11) is equipped with second
Through-hole, second through-hole are connected with the third groove (14), and the screw rod (13) runs through second through-hole.
4. a kind of quantitative pneumatic operated valve according to claim 1, it is characterised in that: fixing sleeve is equipped on the fixed link (18)
First bearing, second gear (19) fixation are set in the first bearing.
5. a kind of quantitative pneumatic operated valve according to claim 1, it is characterised in that: the third groove (14) is far from the lid
The side of plate (2) offers third through-hole, and the worm screw (17) rotates company through the third through-hole and with the third through-hole
It connects, the worm screw (17) is fixedly installed with hand handle far from the one end of the cover board (2).
6. a kind of quantitative pneumatic operated valve according to claim 1, it is characterised in that: be equipped with first in the third groove (14)
Second bearing and are fixedly installed in fixed plate and the second fixed plate, first fixed plate and second fixed plate respectively
The inner ring fixation of three bearings, the second bearing is set on the screw shell (15), and the inner ring of the 3rd bearing is fixed
It is set on the worm screw (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920155297.7U CN209688134U (en) | 2019-01-29 | 2019-01-29 | A kind of quantitative pneumatic operated valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920155297.7U CN209688134U (en) | 2019-01-29 | 2019-01-29 | A kind of quantitative pneumatic operated valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209688134U true CN209688134U (en) | 2019-11-26 |
Family
ID=68600784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920155297.7U Active CN209688134U (en) | 2019-01-29 | 2019-01-29 | A kind of quantitative pneumatic operated valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209688134U (en) |
-
2019
- 2019-01-29 CN CN201920155297.7U patent/CN209688134U/en active Active
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