CN109695604A - Dual Piston synchronous fuel tank device - Google Patents
Dual Piston synchronous fuel tank device Download PDFInfo
- Publication number
- CN109695604A CN109695604A CN201811621862.0A CN201811621862A CN109695604A CN 109695604 A CN109695604 A CN 109695604A CN 201811621862 A CN201811621862 A CN 201811621862A CN 109695604 A CN109695604 A CN 109695604A
- Authority
- CN
- China
- Prior art keywords
- piston
- fuel tank
- end cover
- tank device
- synchronous fuel
- 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.)
- Pending
Links
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
- F15B15/1404—Characterised by the construction of the motor unit of the straight-cylinder type in clusters, e.g. multiple cylinders in one block
-
- 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
- F15B15/1409—Characterised by the construction of the motor unit of the straight-cylinder type with two or more independently movable working pistons
-
- 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
- F15B15/1457—Piston rods
- F15B15/1461—Piston rod sealings
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
Abstract
The invention discloses a kind of dual Piston synchronous fuel tank devices, it include: intermediate end cover, the piston component that is respectively welded at the cylinder body at the intermediate end cover both ends and is symmetrically mounted in two cylinder bodies, wherein, the first hydraulic fluid port has been provided in the middle part of the intermediate end cover, through-hole is offered inside the intermediate end cover, the through-hole is respectively communicated with the cylinder body at the intermediate end cover both ends and the first hydraulic fluid port.Dual Piston synchronous fuel tank device in the present invention on intermediate end cover by opening up the through-hole of left and right intercommunication, so that the rodless cavity of left and right sides cylinder body communicates, area and oil pressure are equal, so when piston rod stretches out, two side-thrusts and movement velocity are equal, can occur the case where eccentricity additional to avoid the not equal generations of both ends thrust.
Description
Technical field
The present invention relates to Construction of Civil Engineering field, in particular to a kind of dual Piston synchronous fuel tank device.
Background technique
In underground engineering inverse method one-column one-pile work progress, the degree control of steel column is the general character problem of industry.
Wherein, the high-precision verticality-regulating system of overlength steel column and automatic positioning clamping device research and development are the important topics of engineers and technicians
And problem.
Summary of the invention
The present invention provides a kind of dual Piston synchronous fuel tank device, to solve the high-precision verticality-regulating system of overlength steel column certainly
Dynamic positioning clamp problem.
In order to solve the above technical problems, the present invention provides a kind of dual Piston synchronous fuel tank device, comprising: intermediate end cover,
The piston component for being respectively welded at the cylinder body at the intermediate end cover both ends and being symmetrically mounted in two cylinder bodies, wherein described
It has been provided with the first hydraulic fluid port in the middle part of intermediate end cover, through-hole, the through-hole and the centre are offered inside the intermediate end cover
The cylinder body at end cap both ends and the first hydraulic fluid port are respectively communicated with.
Preferably, running through on the intermediate end cover has fixed pin.
Preferably, the piston component includes: piston rod, piston body and guide sleeve, wherein one end of the piston rod
It is inserted in the cylinder body and is connect with the piston body, the other end of the piston rod is pierced by the guide sleeve, the guiding
Set is fixed at the cylinder mouth of the cylinder body.
Preferably, one end on the cylinder body far from the intermediate end cover offers the second hydraulic fluid port.
Preferably, the other end of the piston rod is provided with oscillating bearing.
Preferably, being respectively set between the piston rod and the guide sleeve between the piston body and the cylinder body
There are several dynamic seal rings.
Preferably, being respectively set between the piston rod and the piston body between the cylinder body and the guide sleeve
There is static sealing ring.
Preferably, the bottom of the piston component offers the annular guide channel being connected to the through-hole.
Compared with prior art, the invention has the following advantages that
1, dual Piston synchronous fuel tank device of the invention can solve the high-precision verticality-regulating system of overlength steel column certainly very well
The problem that dynamic positioning clamps realizes the positioning of high efficiency synchronous Automatic-clamping.
2, the dual Piston synchronous fuel tank device in the present invention is made by opening up the through-hole of left and right intercommunication on intermediate end cover
The rodless cavity for obtaining left and right sides cylinder body communicates, and area and oil pressure are equal, so two side-thrusts and movement are fast when piston rod stretches out
It spends equal, can occur the case where eccentricity additional to avoid the not equal generations of both ends thrust.
3, the present invention expands the reciprocating motion range of driven member, and motion range is about 2 times of effective travel L, can
So that more compact structure.
4, since synchronous fuel tank axis can be rotated around fixed pin, the axis and base of dual Piston synchronous fuel tank device can be finely tuned
The angle in quasi- face, the case where avoiding driven equipment manufacturing tolerance excessive and cannot installing appearance, therefore the present invention can expand
Equipment processing or installation error range.
Detailed description of the invention
Fig. 1 is the diagrammatic cross-section of dual Piston synchronous fuel tank device of the invention;
Fig. 2 is the structural schematic diagram of dual Piston synchronous fuel tank device of the invention;
Fig. 3 is the operation schematic diagram of dual Piston synchronous fuel tank device of the invention;
Fig. 4 is the face the A-A schematic diagram of Fig. 1.
It is as shown in the figure:
1, intermediate end cover;11, the first hydraulic fluid port;12, through-hole;2, cylinder body;21, the second hydraulic fluid port;3, piston component;31, piston
Bar;32, piston body;33, guide sleeve;34, oscillating bearing;4, fixed pin;51, dynamic seal ring;52, static sealing ring;10, without bar
Chamber;20, rod chamber.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.It should be noted that attached drawing of the present invention is all made of simplified form and uses non-essence
Quasi- ratio, only for the purpose of facilitating and clarifying the purpose of the embodiments of the invention.
As shown in Figures 1 to 4, the present invention provides a kind of dual Piston synchronous fuel tank device, comprising: intermediate end cover 1, difference
The piston component 3 for being welded on the cylinder body 2 at 1 both ends of intermediate end cover and being symmetrically mounted in two cylinder bodies 2, wherein described
The middle part of intermediate end cover 1 has been provided with the first hydraulic fluid port 11, offers through-hole 12 inside the intermediate end cover 1, the through-hole 12 with
Two cylinder bodies 2 and the first hydraulic fluid port 11 at 1 both ends of intermediate end cover are respectively communicated with.Specifically, by 11 note of the first hydraulic fluid port
Enter lubricating oil, lubricating oil can enter in two cylinder bodies 2 at 1 both ends of intermediate end cover by through-hole 12.And by intermediate ends
The through-hole 12 of left and right intercommunication is opened up on lid 1 so that left and right sides cylinder body 2 rodless cavity 10 (region being directly connected to through-hole 12,
Piston-rodless) it communicates, area and oil pressure are equal, so two side-thrusts and movement velocity are equal, can when piston component 3 stretches out
The case where eccentricity additional to avoid the not equal generations of two end thrusts, occurs.
Emphasis through there is fixed pin 4 on the intermediate end cover 1, by rotating around fixed pin 4, can finely tune double referring to Fig. 3
The angle of piston type synchronous fuel tank device axis and datum level avoids the driven equipment manufacturing tolerance excessive and cannot install
Situation occurs, therefore the present invention can expand equipment processing or installation error range.
Preferably, the piston component 3 includes: piston rod 31, piston body 32 and guide sleeve 33, wherein the piston
One end of bar 31 is inserted in the cylinder body 2 and connect with the piston body 32, and the other end of the piston rod 31 is pierced by described
Guide sleeve 33, the guide sleeve 33 are fixed at the cylinder mouth of the cylinder body 2.In other words, the piston rod 31 drives the work
Cock body 32 moves back and forth in cylinder body 2, and the piston body 32 and piston rod 31 are oriented to and are limited by the guide sleeve 33
Position.
Preferably, one end on the cylinder body 2 far from the intermediate end cover 1 offers the second hydraulic fluid port 21, by described
Second hydraulic fluid port 21 can be to rod chamber 20 (region between piston body 32 and guide sleeve 33, piston rod 31 pass through the region).
Further, the other end of the piston rod 31 is provided with oscillating bearing 34, convenient for driving piston rod 31 with other
Moving part connection.
Referring to figs. 1 to Fig. 4, the bottom of the piston component 3 offers the annular guide channel being connected to the through-hole 12.Specifically
Ground, the annular guide channel are collectively formed by piston rod 31 and piston body 32, when piston rod 31 and piston body 32 reach the bottom of cylinder body 2
When portion, which communicates with annular guide channel.
Preferably, dividing between the piston rod 31 and the guide sleeve 33 between the piston body 32 and the cylinder body 2
It is not provided with several dynamic seal rings 51.Between the cylinder body 2 and the guide sleeve 33, the piston rod 31 and the piston body 32
Between be respectively arranged with static sealing ring 52.By setting dynamic seal ring 51 and static sealing ring 52, realize same to entire dual Piston
Walk the integral sealing of cylinder apparatus.
In conclusion the invention has the following advantages that
1, dual Piston synchronous fuel tank device of the invention can solve the high-precision verticality-regulating system of overlength steel column certainly very well
The problem that dynamic positioning clamps realizes the positioning of high efficiency synchronous Automatic-clamping.
2, the dual Piston synchronous fuel tank device in the present invention on intermediate end cover 1 by opening up the through-hole of left and right intercommunication
12, so that the rodless cavity of left and right sides cylinder body 2 communicates, area and oil pressure are equal, so when piston rod 31 stretches out, two side-thrusts
It is equal with movement velocity, it can occur the case where eccentricity additional to avoid the not equal generations of both ends thrust.
3, the present invention expands the reciprocating motion range of driven member, and motion range is about 2-3 times of effective travel L,
It can make more compact structure.
4, since dual Piston synchronous fuel tank device can be rotated around fixed pin, dual Piston synchronous fuel tank device can be finely tuned
Axis and datum level angle, the case where avoiding driven equipment manufacturing tolerance excessive and cannot installing appearance, therefore this hair
It is bright to expand equipment processing or installation error range.
Obviously, those skilled in the art can carry out various modification and variations without departing from spirit of the invention to invention
And range.If in this way, these modifications and changes of the present invention belong to the claims in the present invention and its equivalent technologies range it
Interior, then the invention is also intended to include including these modification and variations.
Claims (8)
1. a kind of dual Piston synchronous fuel tank device characterized by comprising intermediate end cover (1) is respectively welded at the centre
The cylinder body (2) at end cap (1) both ends and the piston component (3) being symmetrically mounted in two cylinder bodies (2), wherein the intermediate ends
Be provided with the first hydraulic fluid port (11) in the middle part of lid (1), offered through-hole (12) inside the intermediate end cover (1), the through-hole with
The cylinder body (2) and the first hydraulic fluid port (11) at intermediate end cover (1) both ends are respectively communicated with.
2. dual Piston synchronous fuel tank device as described in claim 1, which is characterized in that run through on the intermediate end cover (1)
There are fixed pin (4).
3. dual Piston synchronous fuel tank device as described in claim 1, which is characterized in that the piston component (3) includes: work
Stopper rod (31), piston body (32) and guide sleeve (33), wherein one end of the piston rod (31) is inserted in the cylinder body (2)
And connect with the piston body (32), the other end of the piston rod (31) is pierced by the guide sleeve (33), the guide sleeve
(33) it is fixed at the cylinder mouth of the cylinder body (2).
4. dual Piston synchronous fuel tank device as claimed in claim 3, which is characterized in that far from described on the cylinder body (2)
One end of intermediate end cover (1) offers the second hydraulic fluid port (21).
5. dual Piston synchronous fuel tank device as claimed in claim 3, which is characterized in that the other end of the piston rod (31)
It is provided with oscillating bearing (34).
6. dual Piston synchronous fuel tank device as claimed in claim 3, which is characterized in that the piston body (32) and the cylinder
Between body (2), several dynamic seal rings (51) are respectively arranged between the piston rod (31) and the guide sleeve (33).
7. the dual Piston synchronous fuel tank device as described in claim 3 or 6, which is characterized in that the cylinder body (2) is led with described
To between set (33), static sealing ring (52) are respectively arranged between the piston rod (31) and the piston body (32).
8. dual Piston synchronous fuel tank device as described in claim 1, which is characterized in that the bottom of the piston component (3)
Offer the annular guide channel being connected to the through-hole (12).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811621862.0A CN109695604A (en) | 2018-12-28 | 2018-12-28 | Dual Piston synchronous fuel tank device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811621862.0A CN109695604A (en) | 2018-12-28 | 2018-12-28 | Dual Piston synchronous fuel tank device |
Publications (1)
Publication Number | Publication Date |
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CN109695604A true CN109695604A (en) | 2019-04-30 |
Family
ID=66232273
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201811621862.0A Pending CN109695604A (en) | 2018-12-28 | 2018-12-28 | Dual Piston synchronous fuel tank device |
Country Status (1)
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CN (1) | CN109695604A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110332175A (en) * | 2019-08-14 | 2019-10-15 | 百灵气动科技有限公司 | A kind of four axis cylinders |
CN113669326A (en) * | 2021-08-19 | 2021-11-19 | 安徽理工大学 | Double-piston-rod hydraulic servo oil cylinder applied to hydraulic drive legged robot |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6440703A (en) * | 1987-08-04 | 1989-02-13 | Iseki Agricult Mach | Hydraulic cylinder device |
CN203476883U (en) * | 2013-08-16 | 2014-03-12 | 浙江东方州强塑模实业有限公司 | Two-way synchronous reciprocating type air cylinder |
CN205639165U (en) * | 2016-05-30 | 2016-10-12 | 龙岩市山力工程液压有限公司 | Horizontal oil cylinder |
CN108317125A (en) * | 2018-03-26 | 2018-07-24 | 湖北赞博信息科技股份有限公司 | A kind of two-way multi-steering hydraulic piston oil cylinder of food machinery |
CN207864296U (en) * | 2018-01-03 | 2018-09-14 | 江苏恒立液压股份有限公司 | Small-sized double-outlet cylinder |
CN108953279A (en) * | 2018-08-21 | 2018-12-07 | 中国船舶科学研究中心(中国船舶重工集团公司第七0二研究所) | A kind of double formula synchronous hydraulic cylinders out of double piston-rod |
-
2018
- 2018-12-28 CN CN201811621862.0A patent/CN109695604A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6440703A (en) * | 1987-08-04 | 1989-02-13 | Iseki Agricult Mach | Hydraulic cylinder device |
CN203476883U (en) * | 2013-08-16 | 2014-03-12 | 浙江东方州强塑模实业有限公司 | Two-way synchronous reciprocating type air cylinder |
CN205639165U (en) * | 2016-05-30 | 2016-10-12 | 龙岩市山力工程液压有限公司 | Horizontal oil cylinder |
CN207864296U (en) * | 2018-01-03 | 2018-09-14 | 江苏恒立液压股份有限公司 | Small-sized double-outlet cylinder |
CN108317125A (en) * | 2018-03-26 | 2018-07-24 | 湖北赞博信息科技股份有限公司 | A kind of two-way multi-steering hydraulic piston oil cylinder of food machinery |
CN108953279A (en) * | 2018-08-21 | 2018-12-07 | 中国船舶科学研究中心(中国船舶重工集团公司第七0二研究所) | A kind of double formula synchronous hydraulic cylinders out of double piston-rod |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110332175A (en) * | 2019-08-14 | 2019-10-15 | 百灵气动科技有限公司 | A kind of four axis cylinders |
CN113669326A (en) * | 2021-08-19 | 2021-11-19 | 安徽理工大学 | Double-piston-rod hydraulic servo oil cylinder applied to hydraulic drive legged robot |
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WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190430 |
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