CN112555220A - Annular fixed throttle gap buffer device for hydraulic pressure - Google Patents
Annular fixed throttle gap buffer device for hydraulic pressure Download PDFInfo
- Publication number
- CN112555220A CN112555220A CN201910869238.0A CN201910869238A CN112555220A CN 112555220 A CN112555220 A CN 112555220A CN 201910869238 A CN201910869238 A CN 201910869238A CN 112555220 A CN112555220 A CN 112555220A
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- Prior art keywords
- oil pipe
- pipeline
- piston
- oil
- annular fixed
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- 230000003139 buffering effect Effects 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 48
- 239000010720 hydraulic oil Substances 0.000 description 8
- 239000012530 fluid Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
Images
Classifications
-
- 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
- F15B15/02—Mechanical layout characterised by the means for converting the movement of the fluid-actuated element into movement of the finally-operated member
- F15B15/06—Mechanical layout characterised by the means for converting the movement of the fluid-actuated element into movement of the finally-operated member for mechanically converting rectilinear movement into non- rectilinear movement
-
- 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
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/22—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention discloses an annular fixed throttling gap buffering device for hydraulic pressure, which comprises a first oil pipe opening, a first oil pipe, a first limiting plug, a bottom rotating connecting shaft, a second throttling valve, a second oil pipe opening, a second piston, a second limiting plug, a second ball valve, a second pipeline and a second oil pipe, wherein the first oil pipe opening is positioned at the top end of the first oil pipe, one end of the first oil pipe is connected to the bottom of one side of the first pipeline, the other end of the first oil pipe is connected to the bottom of one side of the first oil pipe opening, an annular oil way is arranged, so that the first piston and the second piston move more quickly and efficiently, the torque output speed of the bottom rotating connecting shaft is improved, the annular fixed throttling gap buffering device works by utilizing the throttling effect of a gap type thin small hole on oil, when the first piston or the second piston runs to a terminal, a liquid return channel is gradually covered by a buffering plunger to form throttling so as to establish back pressure, so as to balance the inertia force and achieve the purpose of buffering.
Description
The technical field is as follows:
the invention belongs to the technical field of hydraulic equipment, and particularly relates to an annular fixed throttling gap buffering device for hydraulic pressure.
Background art:
the existing hydraulic actuating mechanism is slow in adjusting speed in the working process, cannot improve the torque output speed of a rotating connecting shaft, cannot play a throttling role on oil, cannot gradually cover a liquid return channel through a buffer plunger, cannot form throttling to establish backpressure, cannot balance inertia force, cannot achieve the purpose of buffering, cannot buffer impact, and cannot prolong the service life of the existing hydraulic actuating mechanism.
The invention content is as follows:
the present invention has been made to solve the above problems, and an object of the present invention is to provide an annular fixed throttle gap damper for hydraulic use.
In order to solve the above problems, the present invention provides a technical solution:
a hydraulic annular fixed throttling gap buffering device comprises a first oil pipe opening, a first oil pipe, a first limiting plug, a bottom rotating connecting shaft, a second throttling valve, a second oil pipe opening, a second piston, a second limiting plug, a second ball valve, a second pipeline and a second oil pipe, wherein the first oil pipe opening is positioned at the top end of the first oil pipe, one end of the first oil pipe is connected to the bottom of one side of the first pipeline, the other end of the first oil pipe is connected to the bottom of one side of the first oil pipe opening, the top of the other side of the first pipeline is connected to one end of the second oil pipe, the top of the other end of the second pipeline is connected to the other end of the second oil pipe, the top end of the second oil pipe is provided with the second oil pipe opening, a first interface is arranged at the joint of the first pipeline and the first oil pipe, the first interface is positioned inside the first pipeline and connected with an oil flow passage, the oil flow passage is positioned inside the first, fluid runner and second interface connection in the second pipeline, install first piston in the first pipeline, the piston dead lever is connected to first piston one side, the second piston is installed to the piston dead lever other end, the piston dead lever passes the inner wall of second pipeline and first pipeline respectively, just the piston dead lever has all dug spacing slotted hole with the junction of second pipeline and first pipeline, the piston dead lever rotates with second pipeline and first pipeline respectively through spacing slotted hole to be connected, the middle part of piston dead lever is located the function cabin, function cabin and second pipeline and first pipeline fixed connection, just the restriction lever is installed to the piston dead lever one side of function cabin inside.
Preferably, a first limiting plug is installed on one side of the bottom of the function cabin, and a second limiting plug is installed on the other side of the bottom of the function cabin.
Preferably, a first throttling valve is connected in a clamping mode in a first pipeline between the oil flow passage and the first interface, and a second throttling valve is connected in a clamping mode in a second pipeline between the oil flow passage and the second interface.
Preferably, the bottom of the limiting rod is fixed at the bottom in the function cabin, the function cabin is connected with the limiting rod through a bottom rotating connecting shaft, and the limiting rod is connected with the function cabin through the bottom rotating connecting shaft in a rotating mode.
Preferably, the top of the limiting rod and the middle position of the piston fixing rod are provided with a connecting and carrying installation rod, and the connecting parts of the connecting and carrying installation rod, the limiting rod and the piston fixing rod are connected through a fixing rotating shaft.
Preferably, the first limiting plug and the second limiting plug are detachably connected with the functional cabin.
Preferably, a first ball valve is installed in a first pipeline right below the first throttle valve, and a second ball valve is installed in a second pipeline right above the second throttle valve.
Preferably, the installation positions of the first ball valve and the second ball valve are connected through a spring.
The invention has the beneficial effects that: the annular oil way is arranged, so that the first piston and the second piston move more quickly and efficiently, the torque output speed of the bottom rotating connecting shaft is improved, the gap type thin small hole is utilized to throttle oil to work, when the first piston or the second piston runs to a terminal, the buffer plunger gradually covers a liquid return channel to form throttling and establish backpressure, and the purpose of buffering is achieved by balancing inertia force.
Description of the drawings:
for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a view of a second pipe structure of the present invention;
fig. 3 is a schematic view of the installation of the second pipe and the piston fixing rod of the present invention.
In the figure: 1. a first oil pipe orifice; 2. a first oil pipe; 3. a first limit plug; 4. the bottom part rotates the connecting shaft; 5. a second throttle valve; 6. a second oil pipe orifice; 7. a second piston; 8. a second limit plug; 9. a second ball valve; 10. a second conduit; 11. a second oil pipe; 12. a piston fixing rod; 13. a functional compartment; 14. a mounting rod is connected and carried; 15. a first conduit; 16. a first throttle valve; 17. a first interface; 18. a first ball valve; 19. a first piston; 20. an oil fluid flow passage; 21. fixing the rotating shaft; 22. limiting slotted holes; 23. a second interface; 24. a restraining bar.
The specific implementation mode is as follows:
as shown in fig. 1 to 3, the following technical solutions are adopted in the present embodiment: a hydraulic annular fixed throttling gap buffering device comprises a first oil pipe orifice 1, a first oil pipe 2, a first limiting plug 3, a bottom rotating connecting shaft 4, a second throttling valve 5, a second oil pipe orifice 6, a second piston 7, a second limiting plug 8, a second ball valve 9, a second pipeline 10 and a second oil pipe 11, wherein the first oil pipe orifice 1 is positioned at the top end of the first oil pipe 2, one end of the first oil pipe 2 is connected to the bottom of one side of a first pipeline 15, the other end of the first oil pipe 2 is connected to the bottom of one side of the first oil pipe orifice 1, the top of the other side of the first pipeline 15 is connected with one end of the second oil pipe 11, the top of the other end of the second pipeline 10 is connected with the other end of the second oil pipe 11, the top end of the second oil pipe 11 is provided with the second oil pipe orifice 6, a first interface 17 is arranged at the joint of the first pipeline 15 and the first oil pipe 2, the first interface 17 is positioned inside the first pipeline 15 and connected with an, the oil flow passage 20 is respectively installed in the first pipeline 15 and the second pipeline 10, the oil flow passage 20 in the second pipeline 10 is connected with the second connector 23, a first piston 19 is arranged in the first pipeline 15, one side of the first piston 19 is connected with a piston fixing rod 12, the other end of the piston fixing rod 12 is provided with a second piston 7, the piston fixing rod 12 respectively passes through the inner walls of the second pipeline 10 and the first pipeline 15, and the joint of the piston fixing rod 12 and the second pipeline 10 and the first pipeline 15 is provided with a limit slot 22, the piston fixing rod 12 is respectively connected with the second pipeline 10 and the first pipeline 15 in a rotating way through a limiting slotted hole 22, the middle part of the piston fixing rod 12 is positioned in a function cabin 13, the function cabin 13 is fixedly connected with a second pipeline 10 and a first pipeline 15, and a limiting rod 24 is installed on one side of the piston fixing rod 12 in the function cabin 13.
Wherein, first spacing stopper 3 is installed to function cabin 13 bottom one side, function cabin 13 bottom opposite side is installed the spacing stopper 8 of second, is convenient for carry on spacingly to restriction lever 24.
The first throttling valve 16 is connected in the first pipeline 15 between the oil flow passage 20 and the first connector 17 in a clamped mode, and the second throttling valve 5 is connected in the second pipeline 10 between the oil flow passage 20 and the second connector 23 in a clamped mode, so that the flow of fluid can be controlled conveniently.
The bottom of the limiting rod 24 is fixed at the bottom in the function cabin 13, the function cabin 13 and the limiting rod 24 are connected through the bottom rotating connecting shaft 4, and the limiting rod 24 is connected with the function cabin 13 through the bottom rotating connecting shaft 4 in a rotating mode, so that torque force can be output conveniently.
Wherein, the middle position of restriction pole 24 top and piston dead lever 12 is installed and is taken installation pole 14 even, the junction of taking installation pole 14 and restriction pole 24 and piston dead lever 12 even is connected through fixed pivot 21, just drives restriction pole 24 and rotates.
The first limiting plug 3 and the second limiting plug 8 are detachably connected with the functional cabin 13.
A first ball valve 18 is installed in the first pipeline 15 right below the first throttle valve 16, and a second ball valve 9 is installed in the second pipeline 10 right above the second throttle valve 5, so that one-way movement of hydraulic oil is facilitated.
The installation positions of the first ball valve 18 and the second ball valve 9 are connected through springs, so that hydraulic oil can move in a pipeline conveniently.
Specifically, the method comprises the following steps: a hydraulic annular fixed throttling gap buffering device is characterized in that when the hydraulic annular fixed throttling gap buffering device is used, firstly, hydraulic oil enters a first pipeline 15 through a first oil pipe opening 1, meanwhile, the hydraulic oil enters a region between a second piston 7 and a function cabin 13 in the first pipeline 15 through a first oil pipe 2, under the pressure action of the hydraulic oil, a first piston 19 and a second piston 7 simultaneously move towards one side, the first piston 19 and the second piston 7 drive a fixed rotating shaft 21 to horizontally move through a piston fixing rod 12, the fixed rotating shaft 21 drives a limiting rod 24 to rotate towards one side while sliding in a connecting and mounting rod 14, the limiting rod 24 drives a bottom rotating connecting shaft 4 to rotate, so that torque output is achieved, when the hydraulic oil enters through a second oil pipe opening 6, the hydraulic oil enters the first pipeline 15 and the second pipeline 10, under the pressure action of the hydraulic oil, the first piston 19 and the second piston 7 simultaneously move towards one side, the first piston 19 and the second piston 7 drive the fixed rotating shaft 21 to move horizontally through the piston fixing rod 12, the fixed rotating shaft 21 drives the limiting rod 24 to rotate towards the other side while sliding in the connecting and mounting rod 14, the limiting rod 24 drives the bottom rotating connecting shaft 4 to rotate reversely, the gap type thin small hole is utilized to throttle oil liquid, when the first piston 19 or the second piston 7 runs to a terminal, the buffer plunger gradually covers a liquid return channel to form throttling, backpressure is established, and the purpose of buffering is achieved.
While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (8)
1. The utility model provides a fixed throttle gap buffer of annular that hydraulic pressure was used, includes first oil pipe mouth (1), first oil pipe (2), first spacing stopper (3), bottom rotation connecting axle (4), second choke valve (5), second oil pipe mouth (6), second piston (7), spacing stopper of second (8), second ball valve (9), second pipeline (10) and second oil pipe (11), its characterized in that: the oil pipe comprises a first oil pipe opening (1), a first pipeline (15), a second pipeline (10), a first oil pipe (2), a second oil pipe (11), a second oil pipe opening (6), a first interface (17), a second interface (23), a second oil passage (20), a first oil pipe opening (20), a second oil pipe opening (10), a second oil pipe opening (6), a first connector (17), a second connector (23), a second connector (15), a second oil pipe opening (23), a second oil pipe opening (2), a second oil pipe opening (1), a first oil pipe (2) and a second pipeline (15), a first piston (19) is arranged in the first pipeline (15), one side of the first piston (19) is connected with a piston fixing rod (12), a second piston (7) is arranged at the other end of the piston fixing rod (12), the piston fixing rod (12) respectively penetrates through the inner walls of the second pipeline (10) and the first pipeline (15), and the joints of the piston fixing rod (12) and the second pipeline (10) and the first pipeline (15) are both provided with limit slotted holes (22), the piston fixing rod (12) is respectively connected with the second pipeline (10) and the first pipeline (15) in a rotating way through a limiting slotted hole (22), the middle part of the piston fixing rod (12) is positioned in a function cabin (13), the function cabin (13) is fixedly connected with a second pipeline (10) and a first pipeline (15), and a limiting rod (24) is arranged on one side of the piston fixing rod (12) in the functional cabin (13).
2. The annular fixed throttle gap buffering device for hydraulic use according to claim 1, wherein: first spacing stopper (3) are installed to function cabin (13) bottom one side, second spacing stopper (8) are installed to function cabin (13) bottom opposite side.
3. The annular fixed throttle gap buffering device for hydraulic use according to claim 1, wherein: the novel oil-water separator is characterized in that a first throttling valve (16) is connected in a first pipeline (15) between the oil flow passage (20) and the first connector (17) in a clamping mode, and a second throttling valve (5) is connected in a second pipeline (10) between the oil flow passage (20) and the second connector (23) in a clamping mode.
4. The annular fixed throttle gap buffering device for hydraulic use according to claim 1, wherein: limiting rod (24) bottom is fixed in function cabin (13) bottom, rotate connecting axle (4) through the bottom between function cabin (13) and limiting rod (24) and be connected, rotating between connecting axle (4) and function cabin (13) through the bottom and being connected limiting rod (24).
5. The annular fixed throttle gap buffering device for hydraulic use according to claim 1, wherein: the middle position of regulating stem (24) top and piston dead lever (12) is installed and is taken installation pole (14) even, the junction of taking installation pole (14) and regulating stem (24) and piston dead lever (12) all is connected through fixed pivot (21).
6. The annular fixed throttle gap buffering device for hydraulic use according to claim 1, wherein: the first limiting plug (3) and the second limiting plug (8) are detachably connected with the functional cabin (13).
7. The annular fixed throttle gap buffering device for hydraulic use according to claim 1, wherein: a first ball valve (18) is installed in a first pipeline (15) right below the first throttling valve (16), and a second ball valve (9) is installed in a second pipeline (10) right above the second throttling valve (5).
8. The annular fixed throttle gap buffering device for hydraulic use according to claim 7, wherein: the installation positions of the first ball valve (18) and the second ball valve (9) are connected through a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910869238.0A CN112555220A (en) | 2019-09-10 | 2019-09-10 | Annular fixed throttle gap buffer device for hydraulic pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910869238.0A CN112555220A (en) | 2019-09-10 | 2019-09-10 | Annular fixed throttle gap buffer device for hydraulic pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112555220A true CN112555220A (en) | 2021-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910869238.0A Pending CN112555220A (en) | 2019-09-10 | 2019-09-10 | Annular fixed throttle gap buffer device for hydraulic pressure |
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| Country | Link |
|---|---|
| CN (1) | CN112555220A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202852150U (en) * | 2012-10-15 | 2013-04-03 | 浙江瓯美尔智控阀门有限公司 | Bidirectional shifting fork type actuator |
| CN106151160A (en) * | 2015-04-28 | 2016-11-23 | 徐工集团工程机械股份有限公司 | There is hydraulic jack and the excavator of pooling feature |
| CN108488142A (en) * | 2018-05-23 | 2018-09-04 | 徐州徐工环境技术有限公司 | A kind of the two poles of the earth regulating device of Multi-cylinder buffer synchronisation |
| WO2018157549A1 (en) * | 2017-03-01 | 2018-09-07 | 山东科技大学 | Intelligent feedback type variable throttle buffering system and method |
-
2019
- 2019-09-10 CN CN201910869238.0A patent/CN112555220A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202852150U (en) * | 2012-10-15 | 2013-04-03 | 浙江瓯美尔智控阀门有限公司 | Bidirectional shifting fork type actuator |
| CN106151160A (en) * | 2015-04-28 | 2016-11-23 | 徐工集团工程机械股份有限公司 | There is hydraulic jack and the excavator of pooling feature |
| WO2018157549A1 (en) * | 2017-03-01 | 2018-09-07 | 山东科技大学 | Intelligent feedback type variable throttle buffering system and method |
| CN108488142A (en) * | 2018-05-23 | 2018-09-04 | 徐州徐工环境技术有限公司 | A kind of the two poles of the earth regulating device of Multi-cylinder buffer synchronisation |
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