CN107905283A - Silt dredging mud hydraulic cylinder - Google Patents
Silt dredging mud hydraulic cylinder Download PDFInfo
- Publication number
- CN107905283A CN107905283A CN201711393351.3A CN201711393351A CN107905283A CN 107905283 A CN107905283 A CN 107905283A CN 201711393351 A CN201711393351 A CN 201711393351A CN 107905283 A CN107905283 A CN 107905283A
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- CN
- China
- Prior art keywords
- piston
- cylinder
- big
- cylinder body
- connecting plate
- 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
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/28—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
- E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
- E02F3/92—Digging elements, e.g. suction heads
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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
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/22—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke
Abstract
The present invention relates to a kind of silt dredging mud hydraulic cylinder, it is characterised in that it includes cylinder barrel, big piston, cover clamp, cylinder body, valve piston, piston rod, spherical connector, guide sleeve and connecting plate；Big piston is arranged in cylinder barrel；Cylinder barrel is connected with cylinder body by connecting plate, and connecting plate is equipped with the venthole connected with venting cavity；Piston rod is arranged in cylinder body, and valve piston is connected to piston rod rear end；The first hydraulic fluid port connected with rod chamber is equipped with cylinder body, the second hydraulic fluid port connected with rodless cavity is equipped with cylinder body, piston rod front end is stretched into cylinder barrel through connecting plate, spherical connector is connected to piston rod front end, the spherical of spherical connector is embedded into big piston, and cover clamp makes spherical connector and big piston clamp connection；It is oriented to and is set in the cylinder body of cylinder body and connecting plate junction.The present invention has the advantages that simple and reliable for structure, production cost is low and blowdown flow rate is big.
Description
Technical field
The present invention relates to a kind of hydraulic cylinder, more particularly to a kind of silt dredging mud hydraulic cylinder.
Background technology
Currently used for carrying out river and sewer on dredger, dredger, environmentally friendly trash and harbour facilities
There are complicated, production cost are high and the shortcomings that blowdown flow rate is small for the hydraulic cylinder of dredging work.
The content of the invention
For disadvantage mentioned above, it is an object of the invention to provide a kind of simple and reliable for structure, production cost is low and blowdown flow rate
Big silt dredging mud hydraulic cylinder.
The technology contents of the present invention are a kind of silt dredging mud hydraulic cylinder, it is characterised in that it includes cylinder barrel, big piston, gland
Plate, cylinder body, valve piston, piston rod, spherical connector, guide sleeve and connecting plate；Big piston is arranged in cylinder barrel, and big piston is by cylinder
Tube inner chamber is divided into working chamber and venting cavity；Cylinder barrel is connected with cylinder body by connecting plate, and connecting plate is equipped with and is connected with venting cavity
Venthole；Piston rod is arranged in cylinder body, and valve piston is connected to piston rod rear end；Inner chamber of cylinder block has been divided into bar by valve piston
Chamber and rodless cavity；The first hydraulic fluid port connected with rod chamber is equipped with cylinder body, second connected with rodless cavity is equipped with cylinder body
Hydraulic fluid port, piston rod front end are stretched into cylinder barrel through connecting plate, and spherical connector is connected to piston rod front end, the ball of spherical connector
Shape face is embedded into big piston, and cover clamp is arranged on the outside of spherical connector and is fixed on big piston, and cover clamp makes spherical company
Connector and big piston clamp connection；It is oriented to and is set in the cylinder body of cylinder body and connecting plate junction.
It is the leakproofness in increase cylinder barrel between working chamber and atmosphere chamber in above-mentioned silt dredging mud hydraulic cylinder, outside big piston
Side wall is equipped with sealing ring.
To prevent debris from damaging sealing ring in above-mentioned silt dredging mud hydraulic cylinder, on the big piston lateral wall of sealing ring front end
Equipped with wear ring, resistant ring is equipped with the big piston lateral wall of wear ring front end, the big piston lateral wall in sealing ring rear end
It is equipped with resistant ring.
In above-mentioned silt dredging mud hydraulic cylinder, to increase the smoothness that oversize piston slides in cylinder barrel, it is equipped with cylinder barrel rear end
One pouring orifice, corresponding pouring orifice are equipped with an annular oil storage tank on the lateral wall of big piston.
In above-mentioned silt dredging mud hydraulic cylinder, sound or vibrations are produced with guide sleeve to reduce valve piston, further includes a buffering
Set, buffering are set on the piston rod on the inside of valve piston, and corresponding cushion collar is equipped with an annular groove on the inside of guide sleeve.
The possessed compared with prior art advantage of the present invention is：Piston rod passes through spherical connection with big piston in the present invention
Head, since spherical connector can be freely rotated in big piston, so as to prevent out existing Do strength or pull-cylinder phenomena；The present invention
Also have the advantages that simple and reliable for structure, production cost is low and blowdown flow rate is big.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention.
Embodiment
As shown in Figure 1, a kind of silt dredging mud hydraulic cylinder, it is characterised in that it includes cylinder barrel 1, big piston 2, cover clamp 3, cylinder body
4th, valve piston 5, piston rod 6, spherical connector 7, guide sleeve 8, connecting plate 9, cushion collar 10, wear ring 11, resistant ring 12 and lattice
Lay sealing ring 13；Big piston 2 is arranged in cylinder barrel 1, and 1 inner cavity of cylinder barrel is divided into working chamber 1.1 and venting cavity 1.2 by big piston 2；
Two Doug Lay sealing rings 13 are equipped with big 2 lateral wall of piston；It is equipped with 2 lateral wall of big piston of 13 front end of lattice Lay sealing ring
Wear ring 11；Twice resistant ring 12 is equipped with 2 lateral wall of big piston of 11 front end of wear ring, in 13 rear end of lattice Lay sealing ring
Big 2 lateral wall of piston is equipped with one of resistant ring 12；A pouring orifice 1.3 is equipped with 1 rear end of cylinder barrel, corresponding pouring orifice 1.3 is big
The lateral wall of piston 2 is equipped with an annular oil storage tank 2.1；Cylinder barrel 1 is connected with cylinder body 4 by connecting plate 9, and connecting plate 9 is equipped with
The venthole 9.1 connected with venting cavity 1.2；Piston rod 6 is arranged in cylinder body 4, and valve piston 5 is connected to 6 rear end of piston rod；Small work
4 inner cavity of cylinder body is divided into rod chamber 4.1 and rodless cavity 4.2 by plug 5；The first oil connected with rod chamber 4.1 is equipped with cylinder body 4
Mouth 4.3, is equipped with the second hydraulic fluid port 4.4 connected with rodless cavity 4.2, cylinder is stretched into 6 front end of piston rod through connecting plate 9 on cylinder body 4
In cylinder 1, spherical connector 7 is connected to 6 front end of piston rod, and the spherical of spherical connector 7 is embedded into big piston 2, cover clamp 3
It is arranged on the outside of spherical connector 7 and is fixed on big piston 1, cover clamp 3 makes spherical connector 7 and big 2 clamp connection of piston；
Guide sleeve 8 is arranged in cylinder body 4 and the cylinder body 4 of 9 junction of connecting plate；Cushion collar 10 is arranged on the piston rod 6 of the inner side of valve piston 5
On, corresponding cushion collar 10 is equipped with an annular groove 8.1 in the inner side of guide sleeve 8.
The operation principle of the present invention is to connect the working chamber 1.1 of 1 front end of cylinder barrel with blow-off line, on blow-off line
A suction slurry valve door and mud valve are respectively equipped with, when the suction slurry valve door on the pipeline that cylinder barrel 1 connects is opened, mud valve is closed
Close, 4.3 oil inlet of the first hydraulic fluid port, active hydraulic oil enter rod chamber 4.1 in, promote valve piston 5 move backward, piston rod 6 together with
Big piston 2 is retracted together, and hydraulic oil is discharged by the second hydraulic fluid port 4.4 in rodless cavity 4.2；Gas in venting cavity 1.2 is by venthole
9.1 discharges, the working chamber 1.1 that big piston 2 seals while retraction is by sucked vacuum, mud or sand under atmospheric pressure
It is pressed into by the pipeline connected with inhaling slurry valve door in working chamber 1.1, completes the action of silt dredging mud；When the pipe that cylinder barrel 1 connects
Suction slurry valve door on road is closed, and when mud valve is opened, 4.4 oil inlet of the second hydraulic fluid port, hydraulic oil enters in rodless cavity 4.2, promotes
Valve piston 5 travels forward, and piston rod 6 is stretched out together with big piston 2, and hydraulic oil is by 4.3 row of the second hydraulic fluid port in rod chamber 4.1
Go out；Air enters venting cavity 1.2 by venthole 9.1, under the thrust of hydraulic pressure big piston 2 by mud and sand by with mud valve
The pipeline discharge of door connection, the action of the row's of completing mud.
Claims (4)
- A kind of 1. silt dredging mud hydraulic cylinder, it is characterised in that it include cylinder barrel, big piston, cover clamp, cylinder body, valve piston, piston rod, Spherical connector, guide sleeve and connecting plate；Big piston is arranged in cylinder barrel, and inner cavity of cylinder is divided into working chamber with leading to by big piston Air cavity；Cylinder barrel is connected with cylinder body by connecting plate, and connecting plate is equipped with the venthole connected with venting cavity；Piston rod is arranged on cylinder In vivo, valve piston is connected to piston rod rear end；Inner chamber of cylinder block is divided into rod chamber and rodless cavity by valve piston；It is equipped with cylinder body The first hydraulic fluid port connected with rod chamber, is equipped with the second hydraulic fluid port connected with rodless cavity on cylinder body, and piston rod front end passes through connection Plate is stretched into cylinder barrel, and spherical connector is connected to piston rod front end, and the spherical of spherical connector is embedded into big piston, gland Plate is arranged on the outside of spherical connector and is fixed on big piston, and cover clamp makes spherical connector and big piston clamp connection；Lead To being set in the cylinder body of cylinder body and connecting plate junction.
- 2. a kind of silt dredging mud hydraulic cylinder according to claim 1, it is characterized in that sealing ring is equipped with big piston lateral wall, Wear ring is equipped with the big piston lateral wall of sealing ring front end, resistant is equipped with the big piston lateral wall of wear ring front end Ring, is equipped with resistant ring on the big piston lateral wall of sealing ring rear end.
- 3. a kind of silt dredging mud hydraulic cylinder according to claim 1, it is characterized in that a pouring orifice is equipped with cylinder barrel rear end, it is corresponding Pouring orifice is equipped with an annular oil storage tank on the lateral wall of big piston.
- 4. a kind of silt dredging mud hydraulic cylinder according to claim 1, it is characterized in that it further includes a cushion collar, cushion collar is set On the piston rod on the inside of valve piston, corresponding cushion collar is equipped with an annular groove on the inside of guide sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711393351.3A CN107905283A (en) | 2017-12-21 | 2017-12-21 | Silt dredging mud hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711393351.3A CN107905283A (en) | 2017-12-21 | 2017-12-21 | Silt dredging mud hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107905283A true CN107905283A (en) | 2018-04-13 |
Family
ID=61869498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711393351.3A Pending CN107905283A (en) | 2017-12-21 | 2017-12-21 | Silt dredging mud hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107905283A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000346012A (en) * | 1999-06-04 | 2000-12-12 | Oil Drive Kogyo Kk | Hydraulic cylinder and hydraulic device using thereof |
| CN201407230Y (en) * | 2009-06-10 | 2010-02-17 | 浙江亚太机电股份有限公司 | Automobile hydraulic cylinder |
| CN201526558U (en) * | 2009-11-17 | 2010-07-14 | 姚国志 | Variable pressure-and-speed double-cylinder tandem hydraulic oil cylinder |
| CN102128184A (en) * | 2010-01-19 | 2011-07-20 | 陈实 | Special liquid cylinder for electro-hydraulic hammer |
| CN203214232U (en) * | 2012-02-24 | 2013-09-25 | 刘素华 | Anti-wearing piston device |
| CN104613044A (en) * | 2015-01-28 | 2015-05-13 | 张汉桥 | Hydraulic cylinder assembly |
| CN207633392U (en) * | 2017-12-21 | 2018-07-20 | 江阴市洪腾机械有限公司 | Silt dredging mud hydraulic cylinder |
-
2017
- 2017-12-21 CN CN201711393351.3A patent/CN107905283A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000346012A (en) * | 1999-06-04 | 2000-12-12 | Oil Drive Kogyo Kk | Hydraulic cylinder and hydraulic device using thereof |
| CN201407230Y (en) * | 2009-06-10 | 2010-02-17 | 浙江亚太机电股份有限公司 | Automobile hydraulic cylinder |
| CN201526558U (en) * | 2009-11-17 | 2010-07-14 | 姚国志 | Variable pressure-and-speed double-cylinder tandem hydraulic oil cylinder |
| CN102128184A (en) * | 2010-01-19 | 2011-07-20 | 陈实 | Special liquid cylinder for electro-hydraulic hammer |
| CN203214232U (en) * | 2012-02-24 | 2013-09-25 | 刘素华 | Anti-wearing piston device |
| CN104613044A (en) * | 2015-01-28 | 2015-05-13 | 张汉桥 | Hydraulic cylinder assembly |
| CN207633392U (en) * | 2017-12-21 | 2018-07-20 | 江阴市洪腾机械有限公司 | Silt dredging mud hydraulic cylinder |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180413 |