CN108661985A - A kind of hydraulic cylinder composite piston structure - Google Patents
A kind of hydraulic cylinder composite piston structure Download PDFInfo
- Publication number
- CN108661985A CN108661985A CN201810466064.9A CN201810466064A CN108661985A CN 108661985 A CN108661985 A CN 108661985A CN 201810466064 A CN201810466064 A CN 201810466064A CN 108661985 A CN108661985 A CN 108661985A
- Authority
- CN
- China
- Prior art keywords
- workbench
- bolster stake
- locating ring
- hydraulic cylinder
- ring
- 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.)
- Granted
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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
- F15B15/08—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
- F15B15/1423—Component parts; Constructional details
- F15B15/1447—Pistons; Piston to piston rod assemblies
- F15B15/1452—Piston sealings
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
Abstract
The present invention relates to a kind of hydraulic cylinder composite piston structures, including workbench, turntable mechanism, locating ring, elastic sealing ring, main bolster stake, auxiliary bolster stake, workbench at least two, two workbench are distributed in main bolster stake end positions with main bolster stake axisymmetrical, and workbench and main carrying intercolumniation are coaxially distributed, turntable mechanism is located at workbench front end face and is coaxially distributed with workbench, locating ring is coated on outside workbench, assist bolster stake uniformly distributed around main carrying mast axis, elastic sealing ring is coated on outside locating ring.One aspect of the present invention can effectively improve the flexibility of piston structure, reduce piston dead weight, and it can effectively improve piston device component failure remediation efficiency and replace ability, on the other hand the needs that a variety of different structure hydraulic cylinders use can effectively be met, and it can effectively improve activity efficiency of the piston in hydraulic cylinder, movable resistance is reduced, power transmission efficiency is improved, to achieve the purpose that reduce operation energy consumption.
Description
Technical field
The present invention relates to a kind of hydraulic tests, are exactly a kind of hydraulic cylinder composite piston structures.
Background technology
Piston structure used in current all kinds of hydraulic pressure cylinder apparatus is traditional integral structure, although can meet makes
Needs, but also result in simultaneously piston body dead weight it is larger, fault restoration rate and part replacement rate are low, on the one hand
Energy loss is relatively large in causing hydraulic pressure cylinder apparatus to run, and on the other hand also results in piston body equipment because failure elimination factor is low
The serious wasting of resources is caused down, and hydraulic pressure cylinder apparatus operating cost is caused to increase, therefore is directed to this problem, there is an urgent need to
A kind of completely new hydraulic test is developed, to meet the needs of actual use.
Invention content
In view of the shortcomings of the prior art, the present invention provides a kind of hydraulic cylinder composite piston structure, the invention knot
Structure is simple, flexible and convenient to use, and versatility and load are good, on the one hand can effectively improve the flexibility of piston structure, reduces
Piston is conducted oneself with dignity, and can effectively be improved piston device component failure remediation efficiency and be replaced ability, on the other hand can be effective
Meet the needs that a variety of different structure hydraulic cylinders use, and can effectively improve activity efficiency of the piston in hydraulic cylinder, drops
Low movable resistance improves power transmission efficiency, to achieve the purpose that reduce operation energy consumption.
To achieve the goals above, the present invention is to realize by the following technical solutions：
A kind of hydraulic cylinder composite piston structure, including workbench, turntable mechanism, locating ring, elastic sealing ring, main bolster stake,
Bolster stake, workbench at least two, two workbench is assisted to be distributed in main bolster stake end positions with main bolster stake axisymmetrical, and
Workbench and main carrying intercolumniation are coaxially distributed, and turntable mechanism is located at workbench front end face and is coaxially distributed with workbench, fixed
Position ring is coated on outside workbench and is coaxially distributed with workbench, and it is in " H " type that workbench collectively forms axial cross section with locating ring
Groove-like structure, and the positioning interannular spacing on the workbench at main bolster stake both ends is 5-30 millimeters, auxiliary bolster stake is at least
It is three, uniformly distributed around main carrying mast axis, and each auxiliary bolster stake and main carrying intercolumniation spacing are 1/4-the 3/ of workbench radius
4, auxiliary bolster stake both ends connect with two workbench rear end faces and are mutually perpendicular to be distributed with workbench rear end face respectively, and elasticity is close
Seal ring is coated on outside locating ring and is coaxially distributed with locating ring, and is all provided at least two elastic sealing rings on each locating ring, and
Elastic sealing ring front end face is beyond 0-10 millimeters of ring outer surface of positioning.
Further, the workbench is the rectangular platy structure in cross section.
Further, the turntable mechanism is any one in dimensional turntable and three-dimensional turntable.
Further, the main bolster stake, auxiliary bolster stake are at least two-stage elastic telescopic rod structure.
Further, the corresponding positioning ring outer surface of the elastic sealing ring sets bearing groove, and by bearing groove and determines
Position ring is connected with each other.
Further, the locating ring rear end face is several flexibly positioned pieces uniformly distributed, and described flexibly positioned piece is surround
It is uniformly distributed to position ring axis, and is higher by 5-10mm of locating ring rear end face.
The configuration of the present invention is simple, flexible and convenient to use, versatility and load are good, on the one hand can effectively improve piston knot
The flexibility of structure reduces piston dead weight, and can effectively improve piston device component failure remediation efficiency and replace ability, separately
On the one hand it can effectively meet the needs that a variety of different structure hydraulic cylinders use, and can effectively improve piston in hydraulic cylinder
Activity efficiency, reduce movable resistance, improve power transmission efficiency, to achieve the purpose that reduce operation energy consumption.
Description of the drawings
The following describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is schematic structural view of the invention；
Specific implementation mode
To make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, with reference to specific
Embodiment, the present invention is further explained.
A kind of hydraulic cylinder composite piston structure as described in Figure 1, including workbench 1, turntable mechanism 2, locating ring 3, bullet
Property sealing ring 4, main bolster stake 5, auxiliary bolster stake 6, workbench 1 at least two, two workbench 1 are with 5 axisymmetrical of main bolster stake
5 end positions of main bolster stake are distributed in, and are coaxially distributed between workbench 1 and main bolster stake 5, turntable mechanism 2 is located at work
1 front end face of platform and with the coaxial distribution of workbench 1, locating ring 3 be coated on workbench 1 it is outer and with the coaxial distribution of workbench 1, and work
It is in " H " type groove-like structure that platform 1 collectively forms axial cross section with locating ring 3, and on the workbench 1 at 5 both ends of main bolster stake
3 spacing of locating ring are 5-30 millimeters, assist bolster stake 6 at least three, uniformly distributed around 5 axis of main bolster stake, and each auxiliary is held
It is 1/4-the 3/4 of 1 radius of workbench to carry spacing between column 6 and main bolster stake 5,6 both ends of auxiliary bolster stake respectively with two workbench
1 rear end face connects and is mutually perpendicular to be distributed with 1 rear end face of workbench, and elastic sealing ring 4 is coated on outside locating ring 3 and and locating ring
3 coaxial distributions, and at least two elastic sealing rings 4 are all provided on each locating ring 3, and 4 front end face of elastic sealing ring is beyond positioning
0-10 millimeters of 3 outer surface of ring.
In the present embodiment, the workbench 1 is the rectangular platy structure in cross section.
In the present embodiment, the turntable mechanism 2 is any one in dimensional turntable and three-dimensional turntable.
In the present embodiment, the main bolster stake 5, auxiliary bolster stake 6 are at least two-stage elastic telescopic rod structure.
In the present embodiment, 4 corresponding locating ring of elastic sealing ring, 3 outer surface sets bearing groove 7, and passes through bearing groove
7 are connected with each other with locating ring 3.
In the present embodiment, 3 rear end face of locating ring is several flexibly positioned pieces 8 uniformly distributed, and described flexibly positioned piece 8
It is uniformly distributed around 3 axis of locating ring, and it is higher by 3 5-10mm of rear end face of locating ring.
The present invention in specific implementation, first to workbench, turntable mechanism, locating ring, elastic sealing ring, main bolster stake,
Assist bolster stake into assembling, then as needed, by turntable mechanism by workbench one of in piston rod and workbench
Or two workbench are attached, and are met the hydraulic cylinder unidirectionally needs of transport and way traffic, are then completed to assemble hydraulic cylinder
It is spare.
At runtime, hydraulic oil acts directly in the groove body that workbench and locating ring are constituted, improve hydraulic oil to work
Make the centrality of platform operation power, and improve driving operating efficiency to reduce operation energy consumption, on the other hand passes through locating ring and hydraulic cylinder
Cylinder body is effectively divided in inner wall contact, improves hydraulic pressure cylinder apparatus reliability of operation and stability.
The configuration of the present invention is simple, flexible and convenient to use, versatility and load are good, on the one hand can effectively improve piston knot
The flexibility of structure reduces piston dead weight, and can effectively improve piston device component failure remediation efficiency and replace ability, separately
On the one hand it can effectively meet the needs that a variety of different structure hydraulic cylinders use, and can effectively improve piston in hydraulic cylinder
Activity efficiency, reduce movable resistance, improve power transmission efficiency, to achieve the purpose that reduce operation energy consumption.
It should be understood by those skilled in the art that the present invention is not limited to the above embodiments.Above-described embodiment and explanation
Merely illustrating the principles of the invention described in book.Without departing from the spirit and scope of the present invention, the present invention also has
Various changes and modifications.These changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention
It is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of hydraulic cylinder composite piston structure, it is characterised in that：The hydraulic cylinder composite piston structure includes work
Platform, turntable mechanism, locating ring, elastic sealing ring, main bolster stake, auxiliary bolster stake, the workbench at least two, two work
Platform is distributed in main bolster stake end positions with main bolster stake axisymmetrical, and the workbench and main carrying intercolumniation coaxially divide
Cloth, the turntable mechanism are located at workbench front end face and are coaxially distributed with workbench, and the locating ring is coated on work
Make coaxially to be distributed outside platform and with workbench, and it is in " H " type groove shape knot that the workbench collectively forms axial cross section with locating ring
Structure, and the positioning interannular spacing on the workbench at main bolster stake both ends is 5-30 millimeters, the auxiliary bolster stake is at least
It is three, uniformly distributed around main carrying mast axis, and each auxiliary bolster stake and main carrying intercolumniation spacing are 1/4-the 3/ of workbench radius
4, the auxiliary bolster stake both ends connect with two workbench rear end faces and are mutually perpendicular to be distributed with workbench rear end face respectively,
The elastic sealing ring is coated on outside locating ring and is coaxially distributed with locating ring, and is all provided at least two bullets on each locating ring
Property sealing ring, and the elastic sealing ring front end face beyond positioning 0-10 millimeters of ring outer surface.
2. a kind of hydraulic cylinder composite piston structure according to claim 1, it is characterised in that：The workbench is cross
The platy structure of rectangular in cross-section.
3. a kind of hydraulic cylinder composite piston structure according to claim 1, it is characterised in that：The turntable mechanism is
Any one in dimensional turntable and three-dimensional turntable.
4. a kind of hydraulic cylinder composite piston structure according to claim 1, it is characterised in that：The main bolster stake,
Auxiliary bolster stake is at least two-stage elastic telescopic rod structure.
5. a kind of hydraulic cylinder composite piston structure according to claim 1, it is characterised in that：The elastic sealing ring
Corresponding positioning ring outer surface sets bearing groove, and is connected with each other by bearing groove and locating ring.
6. a kind of hydraulic cylinder composite piston structure according to claim 1, it is characterised in that：The locating ring rear end
Face is several flexibly positioned pieces uniformly distributed, and described flexibly positioned piece is uniformly distributed around positioning ring axis, and is higher by locating ring rear end face
5—10mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810466064.9A CN108661985B (en) | 2018-05-16 | 2018-05-16 | Composite piston structure for hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810466064.9A CN108661985B (en) | 2018-05-16 | 2018-05-16 | Composite piston structure for hydraulic cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108661985A true CN108661985A (en) | 2018-10-16 |
| CN108661985B CN108661985B (en) | 2020-10-30 |
Family
ID=63779661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810466064.9A Active CN108661985B (en) | 2018-05-16 | 2018-05-16 | Composite piston structure for hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108661985B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19903511A1 (en) * | 1999-01-29 | 2000-08-03 | Zahnradfabrik Friedrichshafen | Setting motor with switching-off device, with at least one compression spring between free piston and working piston |
| CN201155501Y (en) * | 2008-01-23 | 2008-11-26 | 武汉华翰液动机械有限责任公司 | Barrel combination type hydraulic cylinder |
| US20110005387A1 (en) * | 2009-07-10 | 2011-01-13 | Stabilus Gmbh | Piston-Cylinder Unit |
| CN201884362U (en) * | 2010-08-17 | 2011-06-29 | 北京福坛嘉业科技有限公司 | No-leakage and constant performance wear compensation type hydraulic cylinder |
| CN105387019A (en) * | 2015-12-25 | 2016-03-09 | 河海大学常州校区 | Built-in guide oil cylinder |
-
2018
- 2018-05-16 CN CN201810466064.9A patent/CN108661985B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19903511A1 (en) * | 1999-01-29 | 2000-08-03 | Zahnradfabrik Friedrichshafen | Setting motor with switching-off device, with at least one compression spring between free piston and working piston |
| CN201155501Y (en) * | 2008-01-23 | 2008-11-26 | 武汉华翰液动机械有限责任公司 | Barrel combination type hydraulic cylinder |
| US20110005387A1 (en) * | 2009-07-10 | 2011-01-13 | Stabilus Gmbh | Piston-Cylinder Unit |
| CN201884362U (en) * | 2010-08-17 | 2011-06-29 | 北京福坛嘉业科技有限公司 | No-leakage and constant performance wear compensation type hydraulic cylinder |
| CN105387019A (en) * | 2015-12-25 | 2016-03-09 | 河海大学常州校区 | Built-in guide oil cylinder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108661985B (en) | 2020-10-30 |
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