CN116972045A - Portable detachable hydraulic filling valve - Google Patents
Portable detachable hydraulic filling valve Download PDFInfo
- Publication number
- CN116972045A CN116972045A CN202311220040.2A CN202311220040A CN116972045A CN 116972045 A CN116972045 A CN 116972045A CN 202311220040 A CN202311220040 A CN 202311220040A CN 116972045 A CN116972045 A CN 116972045A
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- cylinder
- sleeve
- liquid
- hydraulic oil
- hydraulic
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- 239000007788 liquid Substances 0.000 claims abstract description 132
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 88
- 238000007599 discharging Methods 0.000 claims abstract description 13
- 239000003921 oil Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 9
- 238000012423 maintenance Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 8
- 230000006872 improvement Effects 0.000 description 9
- 239000002699 waste material Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1428—Cylinders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1433—End caps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1447—Pistons; Piston to piston rod assemblies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/149—Fluid interconnections, e.g. fluid connectors, passages
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/041—Removal or measurement of solid or liquid contamination, e.g. filtering
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Actuator (AREA)
Abstract
The invention relates to a liquid filling valve, in particular to a portable detachable hydraulic liquid filling valve. The hydraulic cylinder comprises a cylinder piece, cylinder sleeves are arranged at two ends of the cylinder piece, the cylinder sleeves are used for receiving external hydraulic oil and guiding the received hydraulic oil into the cylinder piece, the hydraulic oil in the cylinder piece leaves the cylinder piece through the cylinder sleeves, the cylinder piece comprises a cylinder body, and a hydraulic pushing piece is arranged in the cylinder body. According to the invention, the liquid discharging groove is formed in the slip ring, so that when the slip ring plugs the main pipe, hydraulic pressure in the liquid cavity can flow into the auxiliary pipe, meanwhile, hydraulic oil between the slip ring and the sleeve is extruded outwards in the moving process of the slip ring, so that the hydraulic oil reserved in the liquid cavity is reduced, the phenomenon that a large amount of hydraulic oil leaks outwards when the cylinder sleeve is detached is avoided, the trouble of handling the leaked hydraulic oil by maintenance personnel is reduced, the cylinder part and the cylinder sleeve are connected, and when the cylinder sleeve is detached, the cylinder sleeve is directly detached from the cylinder part, so that the difficulty of detaching the device is reduced.
Description
Technical Field
The invention relates to a liquid filling valve, in particular to a portable detachable hydraulic liquid filling valve.
Background
The liquid filling valve is a hydraulic control one-way valve, one direction stops flow, the other direction freely circulates, and the pilot action is realized by using hydraulic pressure of a control valve core supplied by an oil port, so that the valve rod is driven to move. The prior commonly used liquid filling valves mainly comprise a PF type liquid filling valve and a PDF type liquid filling valve, wherein the PF type liquid filling valve is of a single-stage type, and the main valve core is pushed to be opened by guiding pressure oil; the PDF liquid filling valve is in two sections, the guide pressure oil pushes the small valve core first, then the main valve core is opened after the small valve core is in place, and the PDF liquid filling valve is generally used as an oil suction and discharge valve between a hydraulic cylinder and an oil tank. Although the two liquid filling valves can meet the function use, the PF type liquid filling valve is of a single-stage type, the impact is larger when the valve is opened, the volume is larger, and the PDF type liquid filling valve can realize the opening of two ends, but compared with the PF type liquid filling valve, the valve has the problem that the volume is larger, so that the valve is inconvenient to assemble and disassemble.
In the process of using the liquid filling valve, in order to move the valve rod, the valve core can reciprocate, in the process of reciprocating movement, the valve core can be worn to influence the blocking of the valve core to hydraulic oil, in order to replace the valve core, the valve body can be detached, and then the valve core is replaced, but in the process of detaching the liquid filling valve, hydraulic oil in the liquid filling valve can flow out, further the waste of the hydraulic oil is caused, the flowing hydraulic oil can pollute the environment near the liquid filling valve, further extra workload is brought to maintenance personnel, and therefore, the portable detachable hydraulic liquid filling valve is needed to reduce the difficulty of the maintenance personnel in detaching the liquid filling valve, and meanwhile, the outflow amount of the hydraulic oil is also reduced.
Disclosure of Invention
The invention aims to provide a portable detachable hydraulic filling valve so as to solve the problems in the background technology.
In order to achieve the above purpose, a portable detachable hydraulic filling valve is provided, which comprises a cylinder part, the both ends of cylinder part are provided with the cylinder liner, the cylinder liner receives outside hydraulic oil, and will receive hydraulic oil and introduce into the cylinder part, just hydraulic oil in the cylinder part leaves the cylinder part through the cylinder liner, the cylinder part includes the cylinder body, the inside of cylinder body is provided with the hydraulic pusher, enters into the cylinder body from the cylinder liner into hydraulic oil, promotes the hydraulic pusher that sets up in the cylinder body, and after the liquid recommended to promote the one end of cylinder body, the hydraulic pusher extrudees another cylinder liner, makes the hydraulic pusher promote and drives the cylinder liner with the oil circuit shutoff of discharging hydraulic oil on, and through opening another passageway, makes remaining hydraulic oil discharge cylinder liner, dismantles the cylinder liner that the hydraulic pusher extrudeed this moment.
As a further improvement of the technical scheme, the liquid pushing piece comprises a center block, liquid pushing pieces are arranged on two sides of the center block, the side wall of the liquid pushing piece is in contact friction with the inner side wall of the cylinder body, the cylinder sleeve comprises a sleeve, a liquid cavity is formed in the sleeve, a main pipe is connected to the side wall of the sleeve, when the liquid pushing piece is pushed to move by hydraulic oil, the hydraulic oil in the cylinder body enters the liquid cavity, and the hydraulic oil entering the liquid cavity leaves the cylinder sleeve through the main pipe.
As a further improvement of the technical scheme, a slide tube is arranged in the liquid cavity, a plurality of liquid leakage holes are formed in the side wall of the slide tube, the liquid leakage holes are communicated with the liquid cavity and the inside of the slide tube, one end of the slide tube is communicated with the outside of the sleeve, and one end of the slide tube is plugged through a sealing block.
As a further improvement of the technical scheme, a plurality of bolts are fixed at the end part of the sleeve, far away from the sealing block, and are inserted into the end part of the cylinder body, a threaded sleeve is sleeved on the sleeve, external thread blocks are fixed at the outer sides of two ends of the cylinder body, and the threaded sleeve is in threaded connection with the external thread blocks, so that the sleeve is connected with the cylinder body.
As a further improvement of the technical scheme, a sliding ring is arranged in a cavity between the liquid cavity and the sliding tube, the inner side wall and the outer side wall of the sliding ring are respectively in sliding contact with the outer side wall of the sliding tube and the inner side wall of the liquid cavity, a spring is arranged between the sliding ring and the side wall of the sleeve, which is far away from the cylinder body, and is sleeved on the sliding tube, and the spring pushes the sliding ring to be close to the cylinder body.
As a further improvement of the technical scheme, a plurality of clamping grooves are formed in the outer side wall of the sliding tube and the inner side wall of the sliding ring in an annular arrangement mode, clamping pins are fixedly inserted into the clamping grooves in the sliding tube, one end, close to the cylinder body, of the sliding tube is connected with a baffle through a screw, the baffle is used for fixing the clamping pins on the sliding tube, the clamping pins are I-shaped, and the clamping grooves in the sliding ring and the clamping pins are arranged in a sliding mode.
As a further improvement of the technical scheme, the side surface of the sleeve corresponding to the main pipe is connected with the auxiliary pipe, the auxiliary pipe is in a closed state when the liquid pushing piece normally slides, one side of the liquid pushing block is connected with the supporting ring, and when the supporting ring extrudes the sliding ring, the auxiliary pipe on the cylinder sleeve contacted by the supporting ring is opened.
As a further improvement of the technical scheme, when the supporting ring extrudes the slip ring, hydraulic oil in the liquid cavity is pushed to flow into the main pipe and the auxiliary pipe by the slip ring, and when the slip ring moves to the position where the main pipe is connected with the sleeve, the slip ring seals the main pipe, meanwhile, a liquid discharging groove is formed in the position corresponding to the position of the slip ring and the auxiliary pipe, and when the slip ring seals the main pipe, the hydraulic oil in the liquid cavity flows into the auxiliary pipe through the liquid discharging groove.
As a further improvement of the technical scheme, the auxiliary pipe and the main pipe are coaxially arranged, and the main pipe, the auxiliary pipe and the liquid leakage hole formed in the sliding pipe are not arranged on the same plane, when the main pipe is plugged by the sliding ring, the hydraulic pressure in the sliding pipe flows into the liquid cavity through the liquid leakage hole.
As a further improvement of the technical scheme, the liquid pushing block is in threaded connection with the rubber sleeve, one side of the liquid pushing block is in threaded connection with the push rod, one end of the push rod penetrates through one of the sealing blocks and extends out, the rubber sleeve is sleeved on the rubber sleeve, and the rubber sleeve is in tight contact with the cylinder body.
Compared with the prior art, the invention has the beneficial effects that:
1. in this portable dismantlement formula hydraulic pressure charging valve, through separating sleeve pipe and cylinder body, make cylinder body and sleeve pipe divide into two individuals, realize two segmentation and open the function, when dismantling, make cylinder body direct and the direct separation of oil circuit, push the sliding ring at needs simultaneously and remove, make the sliding ring with being responsible for the shutoff on, and then avoided hydraulic oil to continue to flow out from being responsible for in the pipe to the valve on being responsible for is closed, reduces hydraulic oil and enters into the cylinder liner and cause the waste of hydraulic oil.
2. In this portable dismantlement formula hydraulic pressure charging valve, through offer the liquid groove that unloads on the sliding ring, make when the sliding ring will be responsible for the shutoff on, hydraulic pressure in the liquid chamber has can flow to the accessory pipe, simultaneously at the in-process that the sliding ring removed, outwards extrude the hydraulic oil between sliding ring and the sleeve pipe, and then reduce the hydraulic oil that remains in the liquid chamber, so avoid when dismantling the cylinder liner, appear a large amount of hydraulic oil outward leakage's phenomenon, reduce maintenance personal handle the trouble of the hydraulic oil of leaking, simultaneously with jar piece, cylinder liner link up, when dismantling, directly dismantle the cylinder liner from jar piece can, the degree of difficulty to the device dismantlement has been reduced.
3. In this portable dismantlement formula hydraulic pressure charging valve, when supporting the ring and promoting the sliding ring, part hydraulic oil in the liquid chamber leaves the liquid chamber through being responsible for, so recovery part hydraulic oil reduces the waste of hydraulic oil, and after the sliding ring will be responsible for the shutoff, the remaining hydraulic pressure in the liquid chamber has and discharges through the accessory pipe, and the accessory pipe sets up the downside of being responsible for simultaneously, and the residue in the hydraulic oil passes through the accessory pipe and discharges, so reduces the impurity volume in the hydraulic oil, accomplishes the primary edulcoration to the hydraulic oil to the follow-up use of hydraulic oil.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic overall sectional view of the present invention;
FIG. 3 is a schematic view of the device of the present invention in a disassembled cross-sectional configuration;
FIG. 4 is a schematic cross-sectional view of a cylinder member according to the present invention;
FIG. 5 is a schematic view of a liquid pushing member according to the present invention;
FIG. 6 is a schematic view of a cylinder liner according to the present invention;
FIG. 7 is a schematic cross-sectional view of the cylinder liner of the present invention;
FIG. 8 is a schematic diagram of a cross-sectional exploded view of the cylinder liner of the present invention;
FIG. 9 is a schematic view of a portion of a cylinder liner according to the present invention.
The meaning of each reference sign in the figure is:
1. a cylinder member; 11. a cylinder; 12. a center block; 13. a liquid pushing block; 14. a rubber sleeve; 15. a push rod; 16. a support ring; 17. an external thread block;
2. cylinder sleeve; 21. a sleeve; 211. a plug pin; 212. a thread sleeve; 213. sealing blocks; 22. a slide tube; 23. a liquid chamber; 24. a main pipe; 25. a slip ring; 251. a clamping groove; 252. a liquid discharge tank; 26. a secondary pipe; 27. a bayonet lock; 28. a baffle; 29. and (3) a spring.
Description of the embodiments
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.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Example 1
The hydraulic control check valve is characterized in that one direction is stopped, the other direction is freely circulated, a pilot operation is realized by using hydraulic pressure to control a valve core which is supplied by an oil port, so that a valve rod is driven to move, in the using process of the hydraulic control check valve, the valve core can reciprocate, in the reciprocating process, the valve core can be worn to influence the blocking of the valve core on hydraulic oil, in order to replace the valve core, the valve body can be detached, and then the valve core is replaced, but in the process of detaching the hydraulic control valve, hydraulic oil in the hydraulic control valve can flow out, so that the waste of the hydraulic oil is caused, the environment near the hydraulic control valve is polluted by the hydraulic oil flowing out, and further, additional workload is brought to maintenance personnel, so that the portable detachable hydraulic control valve is needed, the difficulty of detaching the hydraulic control valve by maintenance personnel is reduced, and meanwhile, the quantity of hydraulic oil flowing out is also reduced.
In order to facilitate the disassembly of the charging valve and reduce leakage of hydraulic oil during the disassembly, referring to fig. 1-9, an object of the present embodiment is to provide a portable disassembly type hydraulic charging valve, which comprises a cylinder member 1, cylinder liners 2 are disposed at both ends of the cylinder member 1, the cylinder liners 2 receive external hydraulic oil and guide the received hydraulic oil into the cylinder member 1, and the hydraulic oil in the cylinder member 1 leaves the cylinder member 1 through the cylinder liners 2.
The cylinder 1 includes the cylinder body 11, the inside of cylinder body 11 is provided with the liquid and pushes away the piece, enter into the cylinder body 11 from cylinder liner 2 hydraulic oil, promote the liquid pushing away the piece that sets up in cylinder body 11, and after the one end of cylinder body 11 is promoted to the liquid recommendation, the liquid pushes away the piece and extrudees another cylinder liner 2, make liquid pushing away the piece promotion drive cylinder liner 2 with the shutoff of the oil circuit of discharging hydraulic oil, and through opening another passageway, make remaining hydraulic oil discharge cylinder liner 2, dismantle liquid pushing away the extruded cylinder liner 2 this moment, in the time of dismantling, there is a small amount of hydraulic oil in cylinder liner 2, so avoid the leakage of a large amount of hydraulic oil, dismantle the trouble that the cylinder liner 2 reduces the processing hydraulic oil for the maintenance personal, simultaneously through discharging hydraulic oil in the cylinder liner 2, make the maintenance personal need not pay attention to the leakage of hydraulic oil when dismantling cylinder liner 2, and then make things convenient for the dismantlement of cylinder liner 2.
The following refines the structures of the cylinder 1 and the cylinder liner 2, please refer to fig. 4-9, the liquid pushing member comprises a center block 12, liquid pushing blocks 13 are arranged on two sides of the center block 12, the side walls of the liquid pushing blocks 13 are in contact friction with the inner side walls of the cylinder 11, the cylinder liner 2 comprises a sleeve 21, a liquid cavity 23 is arranged in the sleeve 21, a main pipe 24 is connected to the side wall of the sleeve 21, the main pipe 24 is used for guiding the flow of hydraulic oil, so that the external hydraulic oil enters the liquid cavity 23, and the hydraulic oil in the liquid cavity 23 leaves the cylinder liner 2; when the liquid pushing block 13 is pushed to move by the hydraulic oil, the hydraulic oil in the cylinder body 11 enters the liquid cavity 23, and the hydraulic oil entering the liquid cavity 23 leaves the cylinder sleeve 2 through the main pipe 24, so that the circulation of the hydraulic oil in the cylinder part 1 is realized.
The end portion of the sleeve 21 far away from the sealing block 213 is fixedly provided with a plurality of bolts 211, the bolts 211 are inserted into the end portion of the cylinder body 11, the sleeve 21 is sleeved with a threaded sleeve 212, the outer sides of two ends of the cylinder body 11 are respectively fixedly provided with an external threaded block 17, the threaded sleeve 212 is in threaded connection with the external threaded block 17, the sleeve 21 and the cylinder body 11 are connected together, the sleeve 211 is inserted into the cylinder body 11 to limit the installation position between the cylinder body 11 and the sleeve 21, and the sleeve 21 and the cylinder body 11 are stably connected through the connection of the external threaded block 17 and the threaded sleeve 212, so that the cylinder sleeve 2 is fixed at the end portion of the cylinder part 1.
The inside at liquid chamber 23 is provided with slide pipe 22, and block off through the shutoff piece 213 in the one end of slide pipe 22, offered a plurality of weeping hole on the lateral wall of slide pipe 22, weeping hole is with the inside intercommunication of liquid chamber 23 and slide pipe 22, and main pipe 24 is linked together with liquid chamber 23, and the outside intercommunication of one end and sleeve pipe 21 of slide pipe 22 makes liquid can enter into liquid chamber 23 through entering into slide pipe 22, and rethread weeping hole makes liquid chamber 23 hydraulic pressure leave cylinder liner 2 through main pipe 24 like this.
A sliding ring 25 is arranged in a cavity between the liquid cavity 23 and the sliding tube 22, the inner side wall and the outer side wall of the sliding ring 25 are respectively in sliding contact with the outer side wall of the sliding tube 22 and the inner side wall of the liquid cavity 23, a spring 29 is arranged between the sliding ring 25 and the side wall of the sleeve 21 far away from the cylinder body 11, the spring 29 is sleeved on the sliding tube 22, the spring 29 pushes the sliding ring 25 to be close to the cylinder body 11, and the sliding ring 25 seals one side of the liquid cavity 23, so that hydraulic oil can only enter the liquid cavity 23 through a liquid leakage port on the sliding tube 22.
The side corresponding to the main pipe 24 on the sleeve 21 is connected with the auxiliary pipe 26, namely the main pipe 24 and the auxiliary pipe 26 are symmetrically arranged corresponding to the central axis of the sleeve 21, the auxiliary pipe 26 is in a closed state when the liquid pushing piece slides normally, one side of the liquid pushing block 13 is connected with the supporting ring 16, and when the supporting ring 16 presses the slip ring 25, the auxiliary pipe 26 on the cylinder sleeve 2 contacted by the supporting ring 16 is opened.
When the support ring 16 presses the slip ring 25, hydraulic oil in the liquid cavity 23 is pushed by the slip ring 25 to flow into the main pipe 24 and the auxiliary pipe 26, and when the slip ring 25 moves to a position where the main pipe 24 and the sleeve 21 are connected, the slip ring 25 seals the main pipe 24, meanwhile, a liquid discharging groove 252 is formed in a position corresponding to the position of the slip ring 25 and the auxiliary pipe 26, when the slip ring 25 seals the main pipe 24, hydraulic oil in the liquid cavity 23 flows into the auxiliary pipe 26 through the liquid discharging groove 252, meanwhile, the auxiliary pipe 26 and the main pipe 24 are coaxially arranged, and the main pipe 24 and the auxiliary pipe 26 are not arranged on the same plane with a liquid leakage hole formed in the slide pipe 22, and when the slip ring 25 seals the main pipe 24, hydraulic pressure in the slide pipe 22 flows into the liquid cavity 23 through the liquid leakage hole.
In order to limit the moving position and distance of the sliding ring 25, a plurality of clamping grooves 251 are formed in the outer side wall of the sliding tube 22 and the inner side wall of the sliding ring 25 in an annular arrangement, clamping pins 27 are fixedly inserted into the clamping grooves 251 on the sliding tube 22, one end of the sliding tube 22 close to the cylinder body 11 is connected with a baffle plate 28 through a screw, the baffle plate 28 fixes the clamping pins 27 on the sliding tube 22, the clamping pins 27 are I-shaped, the clamping grooves 251 and the clamping pins 27 on the sliding ring 25 are arranged in a sliding mode, the sliding distance of the sliding ring 25 and the sliding position are limited through the clamping pins 27, the liquid discharging groove 252 always corresponds to the position of the auxiliary tube 26, simultaneously the sliding ring 25 is prevented from sliding from the sliding tube 22, and the sealing of a cavity between the sliding tube 22 and the sleeve 21 is ensured by the sliding ring 25.
In order to facilitate the maintenance personnel to disassemble and maintain the liquid pushing piece, the liquid pushing piece 13 is in threaded connection with the rubber sleeve 14, one side of one of the liquid pushing pieces 13 is in threaded connection with the push rod 15, one end of the push rod 15 penetrates through one of the sealing blocks 213 and extends out, the rubber sleeve 14 is sleeved on the rubber sleeve 14, the rubber sleeve 14 is in tight contact with the cylinder body 11, the rubber sleeve 14 is directly sleeved on the center block 12 through threaded connection between the center block 12 and the liquid pushing piece 13 when the rubber sleeve 14 is replaced, the liquid pushing piece 13 is in threaded connection with the center block 12, the rubber sleeve 14 does not need to be sleeved on the center block 12 through pulling, and the installation of the rubber sleeve 14 by the maintenance personnel is facilitated.
The workflow in the device use state is described below:
when in normal use: the auxiliary pipes 26 on the two cylinder liners 2 are closed by valves, one main pipe 24 receives hydraulic oil, so that the hydraulic oil enters the liquid cavity 23, the hydraulic oil entering the liquid cavity 23 enters the inside of the slide pipe 22 through a liquid leakage hole, flows into the inside of the cylinder body 11 from the inside of the slide pipe 22, pushes a liquid pushing member arranged in the cylinder body 11, makes the liquid pushing member approach the other cylinder liner 2, and the hydraulic oil on the other side of the liquid pushing member is extruded into the cylinder liner 2 and is discharged through the main pipe 24 in the other cylinder liner 2.
Before unloading operation, hydraulic oil is continuously injected into the cylinder 11, the abutting ring 16 on the hydraulic pushing piece is contacted with the side wall of the sliding ring 25, the sliding ring 25 moves on the sliding pipe 22, the auxiliary pipe 26 on the cylinder sleeve 2 pressed by the abutting ring 16 is opened in the moving process of the sliding ring 25, the hydraulic oil in the hydraulic cavity 23 and the cylinder 11 is discharged outwards through the main pipe 24 and the auxiliary pipe 26, and because the auxiliary pipe 26 is arranged at the lower side of the main pipe 24, the precipitated hydraulic oil is discharged through the auxiliary pipe 26, so that the impurity of the hydraulic oil is removed.
When the slip ring 25 plugs one end of the main pipe 24, hydraulic oil does not flow into the main pipe 24, meanwhile hydraulic oil in the liquid chamber 23 is extruded by the slip ring 25 to be discharged through the auxiliary pipe 26, and hydraulic oil on the side of the slip ring 25 close to the cylinder 11 enters into the auxiliary pipe 26 through the liquid discharging groove 252, so that hydraulic oil accumulated in the cylinder liner 2 is reduced.
When dismantling, after the support ring 16 pushes the slip ring 25 to move and not move any more, the main pipe 24 is closed by using a valve, the threaded sleeve 212 is rotated to separate the threaded sleeve 212 from the external threaded block 17, the bolt 211 is pulled out of the cylinder body 11, the cylinder part 1 and the cylinder sleeve 2 are separated, the quick dismantling is realized, and after the dismantling, the leakage of hydraulic oil is reduced.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a portable dismantlement formula hydraulic pressure charging valve, includes cylinder (1), the both ends of cylinder (1) are provided with cylinder liner (2), outside hydraulic oil is received to cylinder liner (2) to in leading-in cylinder (1) of hydraulic oil that will receive, just hydraulic oil in cylinder (1) leaves cylinder (1) through cylinder liner (2), its characterized in that: the cylinder part (1) comprises a cylinder body (11), a liquid pushing part is arranged in the cylinder body (11), hydraulic oil enters the cylinder body (11) from the cylinder sleeve (2), the liquid pushing part arranged in the cylinder body (11) is pushed, after one end of the cylinder body (11) is recommended to be pushed by liquid, the other cylinder sleeve (2) is extruded by the liquid pushing part, the liquid pushing part pushes the cylinder sleeve (2) to block an oil way for discharging the hydraulic oil, the other passage is opened, the residual hydraulic oil is discharged out of the cylinder sleeve (2), and at the moment, the cylinder sleeve (2) extruded by the liquid pushing part is detached.
2. The portable removable hydraulic charge valve of claim 1 wherein: the hydraulic pushing piece comprises a center block (12), two sides of the center block (12) are provided with a hydraulic pushing block (13), the side wall of the hydraulic pushing block (13) and the inner side wall of the cylinder body (11) are in contact friction, the cylinder sleeve (2) comprises a sleeve (21), a liquid cavity (23) is arranged in the sleeve (21), a main pipe (24) is connected to the side wall of the sleeve (21), and when the hydraulic pushing block (13) is pushed to move by hydraulic oil, the hydraulic oil in the cylinder body (11) enters the liquid cavity (23), and the hydraulic oil entering the liquid cavity (23) leaves the cylinder sleeve (2) through the main pipe (24).
3. The portable removable hydraulic charge valve of claim 2 wherein: the inside of liquid chamber (23) is provided with slide pipe (22), a plurality of weeping hole has been seted up on the lateral wall of slide pipe (22), and weeping hole is got up the inside intercommunication of liquid chamber (23) and slide pipe (22), the outside intercommunication of one end and sleeve pipe (21) of slide pipe (22), and be in the one end of slide pipe (22) is through shutoff piece (213).
4. The portable removable hydraulic charge valve of claim 3 wherein: the end part of the sleeve (21) far away from the sealing block (213) is fixedly provided with a plurality of bolts (211), the bolts (211) are inserted into the end part of the cylinder body (11), the sleeve (21) is sleeved with a threaded sleeve (212), the outer sides of the two ends of the cylinder body (11) are respectively fixedly provided with an external thread block (17), and the threaded sleeve (212) is in threaded connection with the external thread blocks (17), so that the sleeve (21) and the cylinder body (11) are connected together.
5. The portable removable hydraulic charge valve of claim 3 wherein: slip ring (25) are arranged in the cavity between the liquid cavity (23) and the slide tube (22), the inner side wall and the outer side wall of the slip ring (25) are respectively in sliding contact with the outer side wall of the slide tube (22) and the inner side wall of the liquid cavity (23), a spring (29) is arranged between the slip ring (25) and the side wall of the sleeve (21) far away from the cylinder body (11), the spring (29) is sleeved on the slide tube (22), and the spring (29) pushes the slip ring (25) to be close to the cylinder body (11).
6. The portable removable hydraulic charge valve of claim 5 wherein: a plurality of clamping grooves (251) are formed in the outer side wall of the sliding tube (22) and the inner side wall of the sliding ring (25) in an annular arrangement mode, clamping pins (27) are fixedly inserted into the clamping grooves (251) in the sliding tube (22), one end, close to the cylinder body (11), of the sliding tube (22) is connected with a baffle (28) through a screw, the baffle (28) is used for fixing the clamping pins (27) on the sliding tube (22), the clamping pins (27) are I-shaped, and the clamping grooves (251) in the sliding ring (25) and the clamping pins (27) are arranged in a sliding mode.
7. The portable removable hydraulic charge valve of claim 5 wherein: the side corresponding to the main pipe (24) on the sleeve (21) is connected with the auxiliary pipe (26), the auxiliary pipe (26) is in a closed state when the liquid pushing piece normally slides, one side of the liquid pushing block (13) is connected with the supporting ring (16), and when the supporting ring (16) extrudes the slip ring (25), the auxiliary pipe (26) on the cylinder sleeve (2) contacted by the supporting ring (16) is opened.
8. The portable removable hydraulic charge valve of claim 7 wherein: when the supporting ring (16) extrudes the sliding ring (25), hydraulic oil in the liquid cavity (23) is pushed by the sliding ring (25) to flow into the main pipe (24) and the auxiliary pipe (26), and when the sliding ring (25) moves to a position where the main pipe (24) is connected with the sleeve (21), the sliding ring (25) seals the main pipe (24), meanwhile, a liquid discharging groove (252) is formed in a position corresponding to the position of the sliding ring (25) and the auxiliary pipe (26), and when the sliding ring (25) seals the main pipe (24), the hydraulic oil in the liquid cavity (23) flows into the auxiliary pipe (26) through the liquid discharging groove (252).
9. The portable removable hydraulic charge valve of claim 8 wherein: the auxiliary pipe (26) and the main pipe (24) are coaxially arranged, the main pipe (24) and the auxiliary pipe (26) are not arranged on the same plane with a liquid leakage hole formed in the sliding pipe (22), and when the sliding ring (25) seals the main pipe (24), hydraulic pressure in the sliding pipe (22) flows into the liquid cavity (23) through the liquid leakage hole.
10. The portable removable hydraulic charge valve of claim 2 wherein: the liquid pushing blocks (13) are in threaded connection with the rubber sleeves (14), one side of one liquid pushing block (13) is in threaded connection with the push rod (15), one end of the push rod (15) penetrates through one of the sealing blocks (213) and extends out, the rubber sleeves (14) are sleeved on the rubber sleeves (14), and the rubber sleeves (14) are in tight contact with the cylinder body (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311220040.2A CN116972045B (en) | 2023-09-21 | 2023-09-21 | Portable detachable hydraulic filling valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311220040.2A CN116972045B (en) | 2023-09-21 | 2023-09-21 | Portable detachable hydraulic filling valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116972045A true CN116972045A (en) | 2023-10-31 |
| CN116972045B CN116972045B (en) | 2024-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311220040.2A Active CN116972045B (en) | 2023-09-21 | 2023-09-21 | Portable detachable hydraulic filling valve |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208057557U (en) * | 2018-02-12 | 2018-11-06 | 佛山市赛立新机械设备制造有限公司 | A kind of prefill valve of extruder |
| CN110067784A (en) * | 2019-05-23 | 2019-07-30 | 浙江大学城市学院 | A kind of Two-dimensional Liquid cylinder pressure and variable damper control formula Two-dimensional Liquid cylinder pressure |
| CN210118301U (en) * | 2019-05-07 | 2020-02-28 | 湖州机床厂有限公司 | Prefill valve, prefill valve mounting structure and hydraulic press |
| CN217327902U (en) * | 2022-05-10 | 2022-08-30 | 天津帝广机电设备有限公司 | Oil cylinder bottom with liquid filling valve function |
| CN218934886U (en) * | 2022-12-28 | 2023-04-28 | 沈阳嘉奇液压科技有限公司 | Hydraulic press hydro-cylinder liquid filling valve |
-
2023
- 2023-09-21 CN CN202311220040.2A patent/CN116972045B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208057557U (en) * | 2018-02-12 | 2018-11-06 | 佛山市赛立新机械设备制造有限公司 | A kind of prefill valve of extruder |
| CN210118301U (en) * | 2019-05-07 | 2020-02-28 | 湖州机床厂有限公司 | Prefill valve, prefill valve mounting structure and hydraulic press |
| CN110067784A (en) * | 2019-05-23 | 2019-07-30 | 浙江大学城市学院 | A kind of Two-dimensional Liquid cylinder pressure and variable damper control formula Two-dimensional Liquid cylinder pressure |
| CN217327902U (en) * | 2022-05-10 | 2022-08-30 | 天津帝广机电设备有限公司 | Oil cylinder bottom with liquid filling valve function |
| CN218934886U (en) * | 2022-12-28 | 2023-04-28 | 沈阳嘉奇液压科技有限公司 | Hydraulic press hydro-cylinder liquid filling valve |
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| Publication number | Publication date |
|---|---|
| CN116972045B (en) | 2024-04-02 |
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