CN106089849A - A kind of Multi-stage lifting oil cylinder of stabilized structure - Google Patents
A kind of Multi-stage lifting oil cylinder of stabilized structure Download PDFInfo
- Publication number
- CN106089849A CN106089849A CN201610721330.9A CN201610721330A CN106089849A CN 106089849 A CN106089849 A CN 106089849A CN 201610721330 A CN201610721330 A CN 201610721330A CN 106089849 A CN106089849 A CN 106089849A
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- cylinder
- positioning step
- guide ring
- stabilized structure
- inner cylinder
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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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The present invention discloses the Multi-stage lifting oil cylinder of a kind of stabilized structure, include inner cylinder tube and outer cylinder, the outer side-lower of described inner cylinder tube is provided with lower positioning step, described inner cylinder tube and lower positioning step are that integral type is arranged, described outer cylinder inside front is provided with positioning step, first oil sealing, second oil sealing and dust ring, described outer cylinder and upper positioning step are that integral type is arranged, the outer side-lower of described inner cylinder tube and outer cylinder inside front are provided with guide ring, described guide ring is engineering plastics guide ring, the outer guide ring of side-lower of described inner cylinder tube is 0.05mm 0.09mm with the contact gap of outer cylinder inwall；The Multi-stage lifting oil cylinder of this stabilized structure can bear high pressure and impact.
Description
Technical field
The present invention relates to the Multi-stage lifting oil cylinder of a kind of stabilized structure.
Background technology
The hydraulic pressure that hydraulic energy is changed into mechanical energy by oil cylinder, do straight reciprocating motion (or oscillating motion) performs unit
Part.Its simple in construction, reliable operation.When realizing moving back and forth with it, deceleration device can be removed from, and there is no drive gap,
Stable movement, is therefore used widely in the hydraulic system of various machineries.Oil cylinder power output and piston effective area and
The pressure reduction on both sides is directly proportional；Oil cylinder is substantially by cylinder barrel and cylinder cap, piston and piston rod, sealing device, buffer unit and aerofluxus
Device forms.Buffer unit and exhaust apparatus are depending on concrete application scenario, and other devices are the most essential.According to conventional oil cylinder
Version, three types can be classified as: the version of the oil cylinder of environmental sanitation refuse vehicle is varied, its sorting technique is also
Have multiple: straight reciprocating motion formula and gyroscopic pendulum dynamic formula can be divided into by motion mode；List can be divided into by by action of hydraulic force situation
Action type, double-acting type；Piston type, plunger type, multi-stage expansion can be divided into telescopic by version, pinion and-rack etc.；Press
Installation form can be divided into pull bar, earrings, footing, hinge etc.；16Mpa, 25Mpa, 31.5Mpa etc. can be divided into by pressure rating.
The cylinder barrel of existing oil cylinder positions employing steel loop embedded structure up and down, can not bear high pressure and quick washing, exist
De-cylinder risk, needs to work under limit valve safeguard protection.
Summary of the invention
The technical problem to be solved in the present invention is to provide the multistage lifting of a kind of stabilized structure bearing high pressure and impact
Oil cylinder.
For solving above-mentioned technical problem, the present invention adopts the following technical scheme that
The Multi-stage lifting oil cylinder of a kind of stabilized structure, includes inner cylinder tube and outer cylinder, and the outer side-lower of described inner cylinder tube is provided with
Lower positioning step, described inner cylinder tube and lower positioning step are that integral type is arranged, and described outer cylinder inside front is provided with location
Step, the first oil sealing, the second oil sealing and dust ring, described outer cylinder and upper positioning step are that integral type is arranged, described inner cylinder tube
Outer side-lower and outer cylinder inside front are provided with guide ring, and described guide ring is engineering plastics guide ring, described inner cylinder tube
The guide ring of outer side-lower is 0.05mm-0.09mm with the contact gap of outer cylinder inwall.
Further, the outer guide ring of side-lower of described inner cylinder tube is 0.07mm with the contact gap of outer cylinder inwall, makes
The lifting stability of strutting system obtaining oil cylinder is good.
Further, described inner cylinder tube and outer cylinder are steel alloy cylinder barrel, and micro-deformation intensity is up to 600MPA, fracture
Intensity is up to 750MPA.
Further, described upper positioning step is 9.5mm-11.5mm with the gross thickness of outer shell barrel.
Further, described upper positioning step is 10.5mm with the gross thickness of outer shell barrel.
Further, described lower positioning step is 9.5mm-11.5mm with the gross thickness of inner casing barrel.
Further, described lower positioning step is 10.5mm with the gross thickness of inner casing barrel.
Further, the thickness of described first oil sealing and the second oil sealing is equal.
Further, the guide ring of the outer side-lower of described inner cylinder tube is provided with two.
Further, described dust ring is provided with one.
The invention have the benefit that the inner cylinder tube of the Multi-stage lifting oil cylinder of this stabilized structure is integrated with lower positioning step
Formula is arranged, and outer cylinder and upper positioning step are that integral type is arranged, and can bear high pressure and impulsive force, and the situation of anti-anti-avulsion cylinder is sent out
Raw, it is possible to achieve infinite place valve safety operation, maximum working pressure is up to 250bar, and lifting speed is up to 1m/s the soonest；Pass through
Be provided with the first oil sealing and the second oil sealing so that the aging life-span of oil cylinder is up to more than 5-10, can be suitable for subzero 50 degree to zero
Upper 110 degree of working environments；Being provided by engineering plastics guide ring, the engineering plastics guide ring of the outer side-lower of inner cylinder tube will not be scraped
Hindering outer cylinder inwall, the engineering plastics guide ring of outer cylinder inside front will not scratch inner cylinder tube outer surface；Outside this inner cylinder tube
The guide ring of lower section is 0.05mm-0.09mm with the contact gap of outer cylinder inwall so that the lifting stability of strutting system of oil cylinder is good.
Additionally, inner cylinder tube and outer cylinder are steel alloy cylinder barrel, micro-deformation intensity is up to 600MPA, and fracture strength is up to 750MPA.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings the detailed description of the invention of the present invention is described in further detail, wherein:
Fig. 1 is the structural representation of the Multi-stage lifting oil cylinder of a kind of stabilized structure of the present invention.
Detailed description of the invention
Embodiment 1
As it is shown in figure 1, the Multi-stage lifting oil cylinder of a kind of stabilized structure, include inner cylinder tube 2 and outer cylinder 1, outside described inner cylinder tube 2
Side-lower is provided with lower positioning step 4, and described inner cylinder tube 2 is arranged for integral type with lower positioning step 4, inside described outer cylinder 1
Being provided above positioning step the 3, first oil sealing the 5, second oil sealing 6 and dust ring 7, described outer cylinder 1 with upper positioning step 3 is
Integral type is arranged, and the described outer side-lower of inner cylinder tube 2 and outer cylinder 1 inside front are provided with guide ring 8, and described guide ring 8 is
Engineering plastics guide ring, the guide ring 8 of the described outer side-lower of inner cylinder tube 2 is 0.07mm with the contact gap of outer cylinder 1 inwall.
The inner cylinder tube of the Multi-stage lifting oil cylinder having the beneficial effect that this stabilized structure of the present embodiment and lower positioning step are one
Body formula is arranged, and outer cylinder and upper positioning step are that integral type is arranged, and can bear high pressure and impulsive force, and the situation of anti-anti-avulsion cylinder is sent out
Raw, it is possible to achieve infinite place valve safety operation, maximum working pressure is up to 250bar, and lifting speed is up to 1m/s the soonest；Pass through
Be provided with the first oil sealing and the second oil sealing so that the aging life-span of oil cylinder is up to more than 5-10, can be suitable for subzero 50 degree to zero
Upper 110 degree of working environments；Being provided by engineering plastics guide ring, the engineering plastics guide ring of the outer side-lower of inner cylinder tube will not be scraped
Hindering outer cylinder inwall, the engineering plastics guide ring of outer cylinder inside front will not scratch inner cylinder tube outer surface；Outside this inner cylinder tube
The guide ring of lower section is 0.07mm with the contact gap of outer cylinder inwall so that the lifting stability of strutting system of oil cylinder is good.
Embodiment 2
As it is shown in figure 1, the Multi-stage lifting oil cylinder of a kind of stabilized structure, include inner cylinder tube 2 and outer cylinder 1, outside described inner cylinder tube 2
Side-lower is provided with lower positioning step 4, and described inner cylinder tube 2 is arranged for integral type with lower positioning step 4, inside described outer cylinder 1
Being provided above positioning step the 3, first oil sealing the 5, second oil sealing 6 and dust ring 7, described outer cylinder 1 with upper positioning step 3 is
Integral type is arranged, and the described outer side-lower of inner cylinder tube 2 and outer cylinder 1 inside front are provided with guide ring 8, and described guide ring 8 is
Engineering plastics guide ring, the guide ring 8 of the described outer side-lower of inner cylinder tube 2 is 0.07mm with the contact gap of outer cylinder 1 inwall, makes
The lifting stability of strutting system obtaining oil cylinder is good, and described inner cylinder tube 2 and outer cylinder 1 are steel alloy cylinder barrel, and micro-deformation intensity is up to
600MPA, fracture strength is up to 750MPA, and described upper positioning step 3 is 10.5mm with the gross thickness of outer cylinder 1 wall, described lower fixed
Position step 4 is 10.5mm with the gross thickness of inner cylinder tube 2 wall, and the thickness of described first oil sealing 5 and the second oil sealing 6 is equal, described interior
The guide ring 8 of the outer side-lower of cylinder barrel 2 is provided with two, and described dust ring 7 is provided with one.
The inner cylinder tube of the Multi-stage lifting oil cylinder having the beneficial effect that this stabilized structure of the present embodiment and lower positioning step are one
Body formula is arranged, and outer cylinder and upper positioning step are that integral type is arranged, and can bear high pressure and impulsive force, and the situation of anti-anti-avulsion cylinder is sent out
Raw, it is possible to achieve infinite place valve safety operation, maximum working pressure is up to 250bar, and lifting speed is up to 1m/s the soonest；Pass through
Be provided with the first oil sealing and the second oil sealing so that the aging life-span of oil cylinder is up to more than 5-10, can be suitable for subzero 50 degree to zero
Upper 110 degree of working environments；Being provided by engineering plastics guide ring, the engineering plastics guide ring of the outer side-lower of inner cylinder tube will not be scraped
Hindering outer cylinder inwall, the engineering plastics guide ring of outer cylinder inside front will not scratch inner cylinder tube outer surface；Outside this inner cylinder tube
The guide ring of lower section is 0.07mm with the contact gap of outer cylinder inwall so that the lifting stability of strutting system of oil cylinder is good；Inner cylinder tube
Being steel alloy cylinder barrel with outer cylinder, micro-deformation intensity is up to 600MPA, and fracture strength is up to 750MPA.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, and any
The change expected without creative work or replacement, all should contain within the scope of the present invention.
Claims (10)
1. the Multi-stage lifting oil cylinder of a stabilized structure, it is characterised in that: include inner cylinder tube and outer cylinder, outside described inner cylinder tube
Side-lower is provided with lower positioning step, and described inner cylinder tube and lower positioning step are that integral type is arranged, described outer cylinder inside front
Being provided with positioning step, the first oil sealing, the second oil sealing and dust ring, described outer cylinder and upper positioning step are that integral type sets
Putting, the outer side-lower of described inner cylinder tube and outer cylinder inside front are provided with guide ring, and described guide ring is that engineering plastics guide
Ring, the outer guide ring of side-lower of described inner cylinder tube is 0.05mm-0.09mm with the contact gap of outer cylinder inwall.
The Multi-stage lifting oil cylinder of stabilized structure the most according to claim 1, it is characterised in that: the outer side-lower of described inner cylinder tube
The contact gap of guide ring and outer cylinder inwall be 0.07mm.
The Multi-stage lifting oil cylinder of stabilized structure the most according to claim 1, it is characterised in that: described inner cylinder tube and outer cylinder
It is steel alloy cylinder barrel.
The Multi-stage lifting oil cylinder of stabilized structure the most according to claim 1, it is characterised in that: described upper positioning step is with outer
The gross thickness of cylinder barrel wall is 9.5mm-11.5mm.
The Multi-stage lifting oil cylinder of stabilized structure the most according to claim 4, it is characterised in that: described upper positioning step is with outer
The gross thickness of cylinder barrel wall is 10.5mm.
The Multi-stage lifting oil cylinder of stabilized structure the most according to claim 1, it is characterised in that: described lower positioning step is with interior
The gross thickness of cylinder barrel wall is 9.5mm-11.5mm.
The Multi-stage lifting oil cylinder of stabilized structure the most according to claim 6, it is characterised in that: described lower positioning step is with interior
The gross thickness of cylinder barrel wall is 10.5mm.
The Multi-stage lifting oil cylinder of stabilized structure the most according to claim 1, it is characterised in that: described first oil sealing and second
The thickness of oil sealing is equal.
The Multi-stage lifting oil cylinder of stabilized structure the most according to claim 1, it is characterised in that: the outer side-lower of described inner cylinder tube
Guide ring be provided with two.
The Multi-stage lifting oil cylinder of stabilized structure the most according to claim 1, it is characterised in that: described dust ring is provided with
One.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610721330.9A CN106089849A (en) | 2016-08-25 | 2016-08-25 | A kind of Multi-stage lifting oil cylinder of stabilized structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610721330.9A CN106089849A (en) | 2016-08-25 | 2016-08-25 | A kind of Multi-stage lifting oil cylinder of stabilized structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106089849A true CN106089849A (en) | 2016-11-09 |
Family
ID=57225883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610721330.9A Pending CN106089849A (en) | 2016-08-25 | 2016-08-25 | A kind of Multi-stage lifting oil cylinder of stabilized structure |
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| CN (1) | CN106089849A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2767731Y (en) * | 2005-01-18 | 2006-03-29 | 无锡市华通液压气动制造有限公司 | Return-stroke two-stage hydraulic cylinder |
| CN201277219Y (en) * | 2008-10-17 | 2009-07-22 | 许毅 | Multi-stage dust sealing hydraulic oil cylinder |
| CN101566180A (en) * | 2008-04-23 | 2009-10-28 | 北京纽希液压技术研究所 | Multilevel hydraulic cylinder |
| CN203978994U (en) * | 2014-06-26 | 2014-12-03 | 哈尔滨通用液压机械制造有限公司 | A kind of structure of multistage operations oil hydraulic cylinder |
| CN105443493A (en) * | 2015-12-23 | 2016-03-30 | 上海华岛液压设备制造有限公司 | Multi-stage hydraulic cylinder with automatic compensating device |
| CN205260482U (en) * | 2015-12-23 | 2016-05-25 | 上海华岛液压设备制造有限公司 | Take multistage hydraulic cylinder of automatic compensation device |
-
2016
- 2016-08-25 CN CN201610721330.9A patent/CN106089849A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2767731Y (en) * | 2005-01-18 | 2006-03-29 | 无锡市华通液压气动制造有限公司 | Return-stroke two-stage hydraulic cylinder |
| CN101566180A (en) * | 2008-04-23 | 2009-10-28 | 北京纽希液压技术研究所 | Multilevel hydraulic cylinder |
| CN201277219Y (en) * | 2008-10-17 | 2009-07-22 | 许毅 | Multi-stage dust sealing hydraulic oil cylinder |
| CN203978994U (en) * | 2014-06-26 | 2014-12-03 | 哈尔滨通用液压机械制造有限公司 | A kind of structure of multistage operations oil hydraulic cylinder |
| CN105443493A (en) * | 2015-12-23 | 2016-03-30 | 上海华岛液压设备制造有限公司 | Multi-stage hydraulic cylinder with automatic compensating device |
| CN205260482U (en) * | 2015-12-23 | 2016-05-25 | 上海华岛液压设备制造有限公司 | Take multistage hydraulic cylinder of automatic compensation device |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161109 |
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| RJ01 | Rejection of invention patent application after publication |