CN112303319B - Pneumatic reversing valve - Google Patents
Pneumatic reversing valve Download PDFInfo
- Publication number
- CN112303319B CN112303319B CN202011211268.1A CN202011211268A CN112303319B CN 112303319 B CN112303319 B CN 112303319B CN 202011211268 A CN202011211268 A CN 202011211268A CN 112303319 B CN112303319 B CN 112303319B
- Authority
- CN
- China
- Prior art keywords
- rod
- wall
- fixedly connected
- block
- seal cover
- 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.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims abstract description 35
- 238000009434 installation Methods 0.000 claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 230000006978 adaptation Effects 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 15
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000000926 separation method Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 22
- 239000010687 lubricating oil Substances 0.000 description 15
- 238000005461 lubrication Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 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
-
- 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
-
- 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
- F16N—LUBRICATING
- F16N1/00—Constructional modifications of parts of machines or apparatus for the purpose of lubrication
-
- 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
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/02—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with gravity feed or drip lubrication
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multiple-Way Valves (AREA)
- Actuator (AREA)
Abstract
The invention discloses a pneumatic reversing valve which comprises a cylinder, an auxiliary mounting device and a dismounting device, wherein a piston rod is movably connected to one side of the cylinder, a sealing sleeve is sleeved on the outer wall of the piston rod, a shaft rod is fixedly connected to one side of the sealing sleeve, the auxiliary mounting device is arranged in the sealing sleeve, and the dismounting device is fixedly mounted on one side, close to the sealing sleeve, of the piston rod. Through dismounting device's setting, conveniently dismantle seal cover and piston rod, the pulling embedding piece is to keeping away from one side removal of movable block, Y type pull rod moves gradually and drives the movable block and rotate in one side of movable rod, the limiting plate slides and extrudees the elastic block at the outer wall of movable rod, stop when the movable block rotates to being located under the same level with the movable rod, the movable block moves to one side of keeping away from the connection pad this moment, movable rod and movable block remove simultaneously, the gradual separation has made things convenient for the dismantlement between piston rod and the seal cover between seal cover, the maintenance work of workman has been made things convenient for, excellent in use effect.
Description
Technical Field
The invention belongs to the technical field of pneumatic valves, and particularly relates to a pneumatic reversing valve.
Background
The pneumatic reversing valve is a control element in a pneumatic system and is used for controlling the flow direction of fluid in the system, the style is of a plurality of types, and a user can select the pneumatic reversing valve according to own needs. Common types of reversing valves are the following: the air outlet is divided into: two-way, three-way, four-way and five-way; the working positions are as follows: two and three bits. The control method comprises the following steps: pneumatic and electric control, direct-acting and pilot-operated; the method comprises the following steps of: a fluid valve and a gas valve; the method comprises the following steps: normally closed and normally open, middle seal and middle leakage and middle air supply; the structure is divided into: there are shut-off valves and slide valves.
The pneumatic reversing valve has the advantages that the pneumatic reversing valve is tightly connected between the adjusting rod and the cylinder body, the tightness is good, the piston rod and the sealing sleeve of the cylinder are inconvenient to detach, the pneumatic reversing valve is not portable enough during maintenance, the use effect is poor, the installation and detachment efficiency is low, the positioning and guiding are inconvenient, the position of the pneumatic reversing valve is easy to deviate during installation, lubricating oil is inconvenient to add in the valve body, the friction force on the surface of a part is increased after long-time use, and the service life of the valve body is reduced.
Disclosure of Invention
The invention aims to provide a pneumatic reversing valve, which solves the problems that in the prior art, the existing pneumatic reversing valve is inconvenient to detach between a piston rod and a sealing sleeve, is low in installation and detachment efficiency, is inconvenient to position and guide, is inconvenient to add lubricating oil into a valve body, increases friction force on the surface of a part after long-time use, is not portable enough in maintenance, is poor in use effect, is easy to shift in position in installation and can reduce the service life of the valve body.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a pneumatic reversing valve, includes cylinder, auxiliary installation device and dismounting device, one side swing joint of cylinder has the piston rod, the seal cover has been cup jointed to the outer wall of piston rod, one side fixedly connected with axostylus axostyle of seal cover, the inside of seal cover is provided with auxiliary installation device, one side fixedly connected with dismounting device that the piston rod is close to the seal cover, one side fixedly connected with center valve rod of seal cover is kept away from to the axostylus axostyle, the outer wall fixedly connected with reversing valve case of center valve rod, one side fixedly connected with reversing valve disk seat of cylinder, the outer wall fixedly connected with clamping buckle of reversing valve disk seat, one side fixedly connected with ball valve is kept away from to the reversing valve disk seat, the delivery port has been seted up to one side outer wall of ball valve, the water inlet has been seted up to the top outer wall of seal cover.
The dismounting device comprises a connecting disc, one side fixedly connected with closing plate of connecting disc, logical groove has been seted up to the inside of seal cover, the inner wall fixedly connected with sealing ball of logical groove, the connecting hole has been seted up respectively to the inside of seal cover and connecting disc, one side that the closing plate was kept away from to the connecting disc is provided with the movable block, one side joint that the connection pad was kept away from to the movable block has the embedded block, one side fixedly connected with movable rod that the embedded block was kept away from to the movable block, one side fixedly connected with Y type pull rod of embedded block, one side that the movable rod was kept away from the movable block articulates there is the rotating block, the outer wall fixedly connected with limiting plate of movable rod, one side fixedly connected with elastic block of limiting plate.
Preferably, the auxiliary installation device comprises a concave groove, an annular groove is formed in the inner wall of one side of the concave groove, an inserting rod is fixedly connected to the inner wall of one side, close to the annular groove, of the concave groove, a sliding block is fixedly connected to the left side of the piston rod, an inserting groove matched with the inserting rod is formed in the left side of the piston rod, and a buffer surface is arranged on one side of the inserting groove.
Through adopting above-mentioned technical scheme, through auxiliary installation device's setting, make things convenient for the installation between auxiliary piston rod and the seal cover, cup joint each other between piston rod and the seal cover, the peg graft pole is fixed with the buffer surface contact gradually to peg graft between the jack groove, the guide effect is good, sliding block and ring channel contact each other this moment, interconnect between piston rod and the seal cover this moment, convenient dismounting device is fixed both.
Preferably, the top of the oil dropping hole is provided with a slope surface, and the spherical valve, the reversing valve seat and the inside of the cylinder are mutually communicated.
Through adopting above-mentioned technical scheme, the setting of slope surface makes things convenient for the flow of lubricating oil, prevents that the aperture of oil drip hole from being too little to cause the oil drip inaccurate, has avoided the extravagant phenomenon of oil drip when convenient oiling lubrication, and lubricating oil gets into the inside of seal cover, conveniently lubricates the oiling to the part of inside for the surface of part is lubricated more, has improved the holistic life of switching-over valve.
Preferably, a concave groove is formed in the sealing sleeve, the outer wall of the sliding block is in sliding connection with the inner wall of the annular groove, and the outer wall of the inserting connection rod is inserted with the inner wall of the inserting groove.
Through adopting above-mentioned technical scheme, the inside in concave groove is used for placing auxiliary installation device, and the slider is convenient contact with the different positions of ring channel, has avoided the installation inconvenience that needs grafting caused in appointed position, and the result of use is better.
Preferably, the outer wall fixedly connected with connection pad of piston rod, the sealing ball keeps away from the one side of logical inslot wall and the laminating of the outer wall of piston rod.
Through adopting above-mentioned technical scheme, connection pad fixed connection's setting is more stable, and convenient and the piston rod removes simultaneously and dismantles, and easy and simple to handle, the setting of sealing ball is for making the leakproofness between logical groove of seal cover and the piston rod better.
Preferably, an embedded groove matched with the embedded block is formed in one side of the movable block, and one side, away from the embedded block, of the Y-shaped pull rod is movably connected with the outer wall of the rotary block.
Through adopting above-mentioned technical scheme, the mutual joint is fixed between embedded block and the embedded groove, and fixed effectual, convenient drive the rotating block rotation when Y type pull rod removes, excellent in use effect.
Preferably, a round hole matched with the Y-shaped pull rod is formed in the moving block, and a latch is fixedly connected to one side of the rotating block.
Through adopting above-mentioned technical scheme, circular hole's setting is in order to supply Y type pull rod to remove, and joint effect is good when setting up makes contact between turning block and the concave groove.
Preferably, one side of the elastic block away from the limiting plate is fixedly connected with one side of the moving block, the elastic block is made of soft rubber, and one side of the limiting plate is slidably connected with the outer wall of the moving rod.
Through adopting above-mentioned technical scheme, the fixed setting of elasticity piece, the convenience takes place deformation along with the removal of limiting plate.
Compared with the prior art, the invention has the beneficial effects that:
1. through dismounting device's setting, conveniently dismantle seal cover and piston rod, the pulling embedded block is to keeping away from one side of movable block and remove, Y type pull rod moves gradually and drives the movable block and rotate in one side of movable rod, drive limiting plate when the Y type pull rod removes and slide and extrude the elastic block at the outer wall of movable rod, stop when the movable block rotates to being located same level with the movable rod, the movable block removes to one side of keeping away from the connection pad this moment, movable rod and movable block remove simultaneously, the gradual separation between seal cover and the connection pad has made things convenient for the dismantlement between operating personnel to piston rod and the seal cover, also easy to assemble simultaneously, the maintenance operation of workman has been made things convenient for, the excellent in use effect.
2. Through auxiliary installation device's setting, make things convenient for the installation between auxiliary piston rod and the seal cover, cup joint each other between piston rod and the seal cover, the peg graft pole gradually with the buffer surface contact to peg graft fixedly between the draw groove, the guide effect is good, sliding block and ring channel contact each other this moment, interconnect between piston rod and the seal cover, convenient dismounting device is fixed both, improved installation effectiveness in the time of convenient installation, easy and simple to handle, the practicality is better.
3. Through the setting of oil drip hole and seal cover, drip lubricating oil from the oil drip hole, the setting of slope face makes things convenient for the flow of lubricating oil, prevents that the aperture of oil drip hole from being too little to cause the oil drip inaccurate, and lubricating oil gets into the inside of seal cover, conveniently lubricates the oiling to the part of inside for the surface of part is lubricated more, has improved the holistic life of switching-over valve.
Drawings
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is a front elevational view of the structure of the present invention;
FIG. 3 is a schematic view of an auxiliary mounting device according to the present invention;
FIG. 4 is a schematic view of a disassembling device according to the present invention;
fig. 5 is a side view in cross-section of the structure of the present invention.
In the figure: 1. a cylinder; 2. a piston rod; 3. sealing sleeve; 4. a shaft lever; 5. an auxiliary mounting device; 501. a concave groove; 502. an annular groove; 503. inserting a connecting rod; 504. a sliding block; 505. a plug-in groove; 506. a buffer surface; 6. a dismounting device; 601. a connecting disc; 602. a sealing plate; 603. a through groove; 604. a sealing ball; 605. a connection hole; 606. a moving block; 607. an embedded block; 608. a moving rod; 609. a Y-shaped pull rod; 610. a rotating block; 611. a limiting plate; 612. an elastic block; 7. a central valve stem; 8. a reversing valve core; 9. a reversing valve seat; 10. fastening and buckling; 11. a ball valve; 12. a water outlet; 13. a water inlet; 14. and (5) oil dropping holes.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, the present invention provides a technical solution: the pneumatic reversing valve comprises a cylinder 1, an auxiliary mounting device 5 and a dismounting device 6, wherein a piston rod 2 is movably connected to one side of the cylinder 1, a sealing sleeve 3 is sleeved on the outer wall of the piston rod 2, a shaft rod 4 is fixedly connected to one side of the sealing sleeve 3, the auxiliary mounting device 5 is arranged in the sealing sleeve 3, the dismounting device 6 is fixedly mounted on one side of the piston rod 2 close to the sealing sleeve 3, a central valve rod 7 is fixedly connected to one side of the shaft rod 4 far away from the sealing sleeve 3, a reversing valve spool 8 is fixedly connected to the outer wall of the central valve rod 7, a reversing valve seat 9 is fixedly connected to one side of the cylinder 1, a clamping buckle 10 is fixedly mounted on the outer wall of the reversing valve seat 9, a spherical valve 11 is fixedly connected to one side of the reversing valve seat 9 far away from the cylinder 1, a water outlet 12 is formed in the outer wall of one side of the spherical valve 11, a water inlet 13 is formed in one side of the reversing valve seat 9, and an oil dropping hole 14 is formed in the outer wall of the top of the sealing sleeve 3.
In this embodiment, through the setting of oil hole 14 and seal cover 3, drip the lubricating oil from the oil hole 14, the setting of slope face makes things convenient for the flow of lubricating oil, prevent that the aperture of oil hole 14 from being too little from causing the oil drip inaccurate, lubricating oil gets into the inside of seal cover 3, it lubricates the refueled to make the surface of part more lubricated to conveniently, holistic life of switching-over valve has been improved, seal cover 3's setting makes the connection leakproofness with piston rod 2 better, auxiliary installation device 5's setting is for supplementary dismounting device 6 installs, easy to assemble aligns, installation time has been saved, the setting of delivery port 12 is for being used for the outflow of water, the setting of water inlet 13 is for being used for the entering of water.
Dismounting device 6 includes connection pad 601, one side fixedly connected with closing plate 602 of connection pad 601, logical groove 603 has been seted up to the inside of seal cover 3, logical groove 603's inner wall fixedly connected with sealing ball 604, connecting hole 605 has been seted up respectively to the inside of seal cover 3 and connection pad 601, one side that connection pad 601 kept away from closing plate 602 is provided with movable block 606, one side joint that movable block 606 kept away from connection pad 601 has embedded block 607, one side fixedly connected with movable rod 608 that movable block 606 kept away from embedded block 607, one side fixedly connected with Y type pull rod 609 of embedded block 607, one side that movable rod 608 kept away from movable block 606 articulates there is the dwang 610, the outer wall fixedly connected with limiting plate 611 of movable rod 608, one side fixedly connected with elastic block 612 of limiting plate 611.
In this embodiment, through the setting of dismounting device 6, conveniently dismantle seal cover 3 and piston rod 2, pulling embedded block 607 moves to the one side of keeping away from movable block 606, Y type pull rod 609 moves gradually and drives the movable block 610 and rotate in one side of movable rod 608, drive limiting plate 611 and slide and extrude elastic block 612 at the outer wall of movable rod 608 when Y type pull rod 609 removes, when movable block 610 rotates to be located under the same level with movable rod 608, movable block 606 moves to the one side of keeping away from connection pad 601 this moment, movable rod 608 moves simultaneously with movable block 606, the gradual separation between seal cover 3 and the connection pad 601 has made things convenient for the dismantlement between piston rod 2 and seal cover 3, also easy to assemble has made things convenient for workman's maintenance operation simultaneously, excellent in use effect.
Specifically, the auxiliary installation device 5 includes a concave groove 501, an annular groove 502 is formed in an inner wall of one side of the concave groove 501, a plug-in rod 503 is fixedly connected to an inner wall of one side of the concave groove 501, which is close to the annular groove 502, a sliding block 504 is fixedly connected to the left side of the piston rod 2, a plug-in groove 505 adapted to the plug-in rod 503 is formed in the left side of the piston rod 2, and a buffer surface 506 is arranged on one side of the plug-in groove 505.
In this embodiment, through the setting of auxiliary installation device 5, make things convenient for the installation between auxiliary piston rod 2 and the seal cover, cup joint each other between with piston rod 2 and seal cover 3, plug rod 503 is contacted with buffer surface 506 gradually to peg graft fixedly between with the jack groove 505, the guide effect is good, sliding block 504 and ring channel 502 contact each other this moment, interconnect between piston rod 2 and the seal cover 3 this moment, make things convenient for dismounting device 6 to fix both.
Specifically, the top of the oil drip hole 14 is provided as a slope surface, and the ball valve 11, the reversing valve seat 9 and the inside of the cylinder 1 are communicated with each other.
In this embodiment, the setting of slope face makes things convenient for the flow of lubricating oil, prevents that the aperture of oil drip hole 14 from being too little to cause the oil drip inaccurate, has avoided the extravagant phenomenon of oil drip when making things convenient for the lubrication to refuel lubrication, and lubricating oil gets into the inside of seal cover, conveniently lubricates the refuel to inside part for the surface of part is lubricated more, has improved holistic life of switching-over valve.
Specifically, the concave groove 501 is formed in the sealing sleeve 3, the outer wall of the sliding block 504 is slidably connected with the inner wall of the annular groove 502, and the outer wall of the plugging rod 503 and the inner wall of the plugging groove 505 are plugged with each other.
In this embodiment, the inside of the concave groove 501 is used for placing the auxiliary installation device 5, and the sliding block 504 is in convenient contact with different positions of the annular groove 502, so that the inconvenience in installation caused by plugging in a designated position is avoided, and the use effect is better.
Specifically, the outer wall of the piston rod 2 is fixedly connected with a connecting disc 601, and one side of the sealing ball 604 away from the inner wall of the through groove 603 is attached to the outer wall of the piston rod 2.
In this embodiment, the setting of connection pad 601 fixed connection is more stable, and the convenience is removed with piston rod 2 simultaneous movement, and easy and simple to handle, and the setting of sealing ball 604 is in order to make the leakproofness between logical groove 603 of seal cover 3 and piston rod 2 better.
Specifically, an embedded groove matched with the embedded block 607 is formed on one side of the moving block 606, and one side of the Y-shaped pull rod 609 away from the embedded block 607 is movably connected with the outer wall of the rotating block 610.
In this embodiment, the embedded block 607 and the embedded groove are fastened and fixed mutually, so that the fixing effect is good, and the Y-shaped pull rod 609 can conveniently drive the rotating block 610 to rotate when moving, so that the use effect is good.
Specifically, a circular hole matched with the Y-shaped pull rod 609 is formed in the moving block 606, and a latch is fixedly connected to one side of the rotating block 610.
In this embodiment, the circular hole is configured to move the Y-shaped lever 609, and the latch is configured to make the contact between the rotating block 610 and the concave groove 501 have a good locking effect.
Specifically, one side of the elastic block 612 far away from the limiting plate 611 is fixedly connected with one side of the moving block 606, the elastic block 612 is made of soft rubber, and one side of the limiting plate 611 is slidably connected with the outer wall of the moving rod 608.
In this embodiment, the elastic block 612 is fixed, so that deformation is generated along with movement of the limiting plate 611.
The working principle and the using flow of the invention are as follows: through the arrangement of the dismounting device 6, the sealing sleeve 3 and the piston rod 2 are convenient to dismount, the embedded block 607 is pulled to move to the side far away from the moving block 606, the Y-shaped pull rod 609 gradually moves and drives the rotating block 610 to rotate at one side of the moving rod 608, the Y-shaped pull rod 609 drives the limiting plate 611 to slide on the outer wall of the moving rod 608 and extrude the elastic block 612 when moving to the position which is positioned at the same level with the moving rod 608, the moving block 606 moves to the side far away from the connecting disc 601, the moving rod 608 and the rotating block 606 simultaneously move, the sealing sleeve 3 and the connecting disc 601 are gradually separated, the dismounting between the piston rod 2 and the sealing sleeve 3 by maintenance personnel is convenient, the installation is convenient, the maintenance work of workers is convenient, the use effect is good, the installation between the auxiliary piston rod 2 and the sealing sleeve is convenient to be assisted through the arrangement of the auxiliary installation device 5, the piston rod 2 and the sealing sleeve 3 are mutually sleeved, the inserting rod 503 is gradually contacted with the buffer surface 506 and is fixedly inserted between the inserting groove 505, the guiding effect is good, the sliding block 504 is mutually contacted with the annular groove 502, the piston rod 2 and the sealing sleeve 3 are mutually connected, the dismounting device 6 is convenient for fixing the moving block 606 and the embedding block 607, the moving block 606 and the embedding block 607 are moved towards one side of the connecting disc 601, when one side of the moving block 606 is contacted with the connecting disc 601, the embedding block 607 is stopped, the elasticity of the elastic block 612 is released, the Y-shaped pull rod 609 moves and drives the limiting plate 611 to move, the rotating block 610 rotates until the clamping tooth at one side of the rotating block 610 is clamped with the inner wall of the concave groove 501, the embedding block is mutually clamped and fixed with the embedding groove at one side of the moving block 606, the mounting efficiency is improved, the practicability is better, through the arrangement of the oil dropping hole 14 and the sealing sleeve 3, the lubricating oil is dripped from the oil dripping hole 14, the slope surface is convenient for the flowing of the lubricating oil, the inaccurate oil dripping caused by the too small aperture of the oil dripping hole 14 is prevented, the lubricating oil enters the sealing sleeve 3, the internal parts are conveniently lubricated and oiled, the surfaces of the parts are more lubricated, the service life of the reversing valve is prolonged, and the normal running of the lubricating operation is ensured.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. Pneumatic reversing valve, including cylinder (1), auxiliary installation device (5) and dismounting device (6), its characterized in that: one side swing joint of cylinder (1) has piston rod (2), the outer wall of piston rod (2) cup joints seal cover (3), one side fixedly connected with axostylus axostyle (4) of seal cover (3), the inside of seal cover (3) is provided with auxiliary installation device (5), one side fixedly mounted that piston rod (2) is close to seal cover (3) has dismounting device (6), one side fixedly connected with center valve rod (7) of seal cover (3) is kept away from to axostylus axostyle (4), the outer wall fixedly connected with switching-over valve case (8) of center valve rod (7), one side fixedly connected with switching-over valve disk seat (9) of cylinder (1), the outer wall fixed mounting of switching-over valve disk seat (9) has snap-in knot (10), one side fixedly connected with ball valve (11) of one side that cylinder (1) was kept away from to switching-over valve disk seat (9), delivery port (12) have been seted up to one side outer wall of ball valve (11), water inlet (13) have been seted up to one side that switching-over valve disk seat (9) was kept away from to ball valve (11), oil hole (14) have been seted up to the top outer wall of seal cover (3), the top of oil hole (14) sets up to the slope, ball valve (11), the reversing valve seat (9) and the interior of the cylinder (1) are communicated with each other;
the auxiliary mounting device (5) comprises a concave groove (501), an annular groove (502) is formed in the inner wall of one side of the concave groove (501), a plug rod (503) is fixedly connected to the inner wall of one side, close to the annular groove (502), of the concave groove (501), a sliding block (504) is fixedly connected to the left side of the piston rod (2), a plug groove (505) matched with the plug rod (503) is formed in the left side of the piston rod (2), a buffer surface (506) is arranged on one side of the plug groove (505), the concave groove (501) is formed in the sealing sleeve (3), the outer wall of the sliding block (504) is in sliding connection with the inner wall of the annular groove (502), and the outer wall of the plug rod (503) and the inner wall of the plug groove (505) are mutually plugged;
the dismounting device (6) comprises a connecting disc (601), one side fixedly connected with closing plate (602) of connecting disc (601), logical groove (603) has been seted up to the inside of seal cover (3), inner wall fixedly connected with sealing ball (604) of logical groove (603), connecting hole (605) have been seted up respectively to the inside of seal cover (3) and connecting disc (601), one side that closing plate (602) was kept away from to connecting disc (601) is provided with movable block (606), one side joint that movable block (606) kept away from connecting disc (601) has embedded block (607), one side fixedly connected with movable rod (608) that embedded block (606) kept away from embedded block (607), one side fixedly connected with Y-shaped pull rod (609) of embedded block (607), one side that movable rod (608) kept away from movable block (606) articulates there is rotary block (610), outer wall fixedly connected with limiting plate (611) of movable rod (608), one side fixedly connected with elasticity piece (612) of limiting plate (611), outer wall fixedly connected with piston rod (2) is kept away from one side of sealing ball (603) and one side of sealing ball (603), one side that limiting plate (611) was kept away from to elasticity piece (612) is fixed connection with one side of movable block (606), the material of elasticity piece (612) is soft rubber, one side of limiting plate (611) and the outer wall sliding connection of movable rod (608), the embedded groove with embedded block (607) looks adaptation has been seted up to one side of movable block (606), one side that embedded block (607) was kept away from to Y type pull rod (609) and the outer wall swing joint of movable block (610).
2. The pneumatic reversing valve of claim 1, wherein: circular holes matched with the Y-shaped pull rods (609) are formed in the moving blocks (606), and clamping teeth are fixedly connected to one side of each rotating block (610).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011211268.1A CN112303319B (en) | 2020-12-21 | 2020-12-21 | Pneumatic reversing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011211268.1A CN112303319B (en) | 2020-12-21 | 2020-12-21 | Pneumatic reversing valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112303319A CN112303319A (en) | 2021-02-02 |
| CN112303319B true CN112303319B (en) | 2024-02-06 |
Family
ID=74332693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011211268.1A Active CN112303319B (en) | 2020-12-21 | 2020-12-21 | Pneumatic reversing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112303319B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204852462U (en) * | 2015-07-28 | 2015-12-09 | 温州市索特医药化工工程有限公司 | Pneumatic reversal valve |
| CN207599019U (en) * | 2017-12-20 | 2018-07-10 | 陈磊 | A kind of novel pneumatic ball-type reversal valve |
| CN208587537U (en) * | 2018-08-21 | 2019-03-08 | 温州宿城机械设备有限公司 | A kind of sanitary pneumatic reversal valve |
| CN209709414U (en) * | 2019-04-23 | 2019-11-29 | 嘉善皓航电气有限公司 | A kind of power distribution cabinet of easy disassembly |
| CN211874891U (en) * | 2019-12-31 | 2020-11-06 | 郑州伟创机械制造有限公司 | Long-life round pin axle convenient to dismouting |
| CN212107023U (en) * | 2020-03-30 | 2020-12-08 | 孙梅 | Pneumatic stop reversing valve |
-
2020
- 2020-12-21 CN CN202011211268.1A patent/CN112303319B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204852462U (en) * | 2015-07-28 | 2015-12-09 | 温州市索特医药化工工程有限公司 | Pneumatic reversal valve |
| CN207599019U (en) * | 2017-12-20 | 2018-07-10 | 陈磊 | A kind of novel pneumatic ball-type reversal valve |
| CN208587537U (en) * | 2018-08-21 | 2019-03-08 | 温州宿城机械设备有限公司 | A kind of sanitary pneumatic reversal valve |
| CN209709414U (en) * | 2019-04-23 | 2019-11-29 | 嘉善皓航电气有限公司 | A kind of power distribution cabinet of easy disassembly |
| CN211874891U (en) * | 2019-12-31 | 2020-11-06 | 郑州伟创机械制造有限公司 | Long-life round pin axle convenient to dismouting |
| CN212107023U (en) * | 2020-03-30 | 2020-12-08 | 孙梅 | Pneumatic stop reversing valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112303319A (en) | 2021-02-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112303319B (en) | Pneumatic reversing valve | |
| CN211145458U (en) | Linkage stop valve | |
| CN220228021U (en) | Rotary hand wheel for ball valve | |
| CN116696880A (en) | Hydraulic threaded cartridge valve | |
| CN215214846U (en) | Lining tee bend does not have ball valve that is detained | |
| CN215334697U (en) | Safety gas pressure regulating valve | |
| CN214917170U (en) | Drain valve and water outlet device | |
| CN214889082U (en) | Swing type slow-closing check valve | |
| CN213629357U (en) | Stop valve | |
| CN114776878A (en) | Stainless steel multifunctional meter front valve | |
| CN113883298B (en) | Ball valve | |
| CN220850870U (en) | One-way manual valve | |
| CN216590086U (en) | V-shaped special displacement reversing adjusting ball valve | |
| CN220668403U (en) | Single-clamp type lug butterfly valve | |
| CN219639403U (en) | Sleeve ejector rod type ball screw pair | |
| EP4191103A1 (en) | Angle valve structure | |
| CN116928371A (en) | Valve | |
| CN219954330U (en) | Loose joint vertical check valve | |
| CN207333779U (en) | A kind of new type water tap | |
| CN215257983U (en) | Pneumatic reversing valve | |
| CN219570876U (en) | Electric regulating butterfly valve | |
| CN2568889Y (en) | Turnovering spherical cut-off valve | |
| CN217653251U (en) | Butterfly plate for high-sealing butterfly valve | |
| CN219606101U (en) | Valve body for pipeline | |
| CN215567979U (en) | Stop valve for valve tap |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |