CN206943123U - A kind of hydraulic cylinder for hydraulic oil press - Google Patents
A kind of hydraulic cylinder for hydraulic oil press Download PDFInfo
- Publication number
- CN206943123U CN206943123U CN201720897943.8U CN201720897943U CN206943123U CN 206943123 U CN206943123 U CN 206943123U CN 201720897943 U CN201720897943 U CN 201720897943U CN 206943123 U CN206943123 U CN 206943123U
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- China
- Prior art keywords
- piston
- closure
- cylinder barrel
- hydraulic
- oil press
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Abstract
The application provides a kind of hydraulic cylinder for hydraulic oil press, including cylinder barrel, closure and the piston component in the cylinder barrel；One end of the closure is stretched into the cylinder barrel, and is threadedly coupled with the cylinder barrel；The outer wall of the closure is provided with sheath；Gap is provided between the sheath and the outer wall of the closure, the cylinder barrel and the side wall of one end of the closure connection are located in the gap；The piston component includes piston and the piston rod being connected with the piston thread；Sealing ring is provided between the bottom of the piston and the bottom of the piston rod.The piston and hydraulic stem of hydraulic cylinder are connected through a screw thread, and sealing ring is provided between the bottom of piston and the bottom of the piston rod, threaded connection is more firm, increase sealing, and closure is threadedly coupled with cylinder barrel, the stroke distances of adjusting piston bar, can be adjusted according to being actually needed, and then change the pressure of the pressing plate of hydraulic oil press, convenient operation.
Description
Technical field
The application is related to oil equipment field, more particularly to a kind of hydraulic cylinder for hydraulic oil press.
Background technology
Hydraulic oil press is a kind of common oil equipment, available for the oil crops such as squeezing peanut, tea seed and vegetable seed, tool
Have the advantages that to take up an area that small, saving of labor, energy-conservation, oil yield be high and a tractor serves several purposes, be widely used in middle-size and small-size grain and oil processing enterprise and individual
The processing site at body family.Its operation principle be by the oil plant thing of squeezing break into it is powdered after be bundled into pie, then with hydraulic cylinder band
Dynamic pressure plate, need expressed oil material to extrude to it, contained grease is spun off, so as to required for obtaining
Edible oil.
Hydraulic cylinder makes the important component of hydraulic oil press, and existing hydraulic oil press is by cylinder barrel, piston, piston rod, sealing
Assembling device and steam exhaust device composition.It is but general using pressure between the piston rod and piston of the hydraulic cylinder of existing hydraulic oil press
The connected modes such as lid goods bolt are attached, and when hydraulic cylinder uses longer after the time, sealing property reduces, and influences Hydraulic oil press
The operating efficiency of machine.
Utility model content
This application provides a kind of hydraulic cylinder for hydraulic oil press, is made with solving the hydraulic cylinder of existing hydraulic oil press
With it is longer when the time after, sealing property reduces, the problem of influenceing the operating efficiency of hydraulic oil press.
The application provide a kind of hydraulic cylinder for hydraulic oil press, including cylinder barrel, block and in the cylinder barrel
Piston component；
One end of the closure is stretched into the cylinder barrel, and is threadedly coupled with the cylinder barrel；
The outer wall of the closure is provided with sheath；
Gap, the cylinder barrel and the side of one end of the closure connection are provided between the sheath and the outer wall of the closure
Wall is located in the gap；
The piston component includes piston and the piston rod being connected with the piston thread；
Sealing ring is provided between the bottom of the piston and the bottom of the piston rod.
Further, angle of the side wall of the piston along the bore axis direction is 4 °.
Further, the bottom of the piston is sequentially provided with the first annular groove and the second annular groove from center to edge, and described
One annular groove and the second annular groove are coaxially disposed.
Further, the sheath is provided with fixing nut.
Further, the sealing ring is made of polyurethane material.
From above technical scheme, the application provides a kind of hydraulic cylinder for hydraulic oil press, the piston of hydraulic cylinder
It is connected through a screw thread with hydraulic stem, and sealing ring is provided between the bottom of piston and the bottom of the piston rod, threaded connection is more
It is firm, increase sealing, and closure is threadedly coupled with cylinder barrel, the stroke distances of adjusting piston bar, can be according to being actually needed
Regulation, and then change the pressure of the pressing plate of hydraulic oil press, convenient operation.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the application, letter will be made to the required accompanying drawing used in embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without having to pay creative labor,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 provides a kind of structural representation of the hydraulic cylinder for hydraulic oil press for the application；
Fig. 2 is the structural representation of one embodiment of Fig. 1 piston component；
Fig. 3 is the structural representation of another embodiment of Fig. 1 piston component；
Wherein, 1- cylinder barrels, 2- piston rods, 3- closure, 4- fixing nuts, 5- sheaths, 6- pistons, 7- sealing rings, 8- first
Annular groove, the annular grooves of 9- second.
Embodiment
Referring to Fig. 1 and Fig. 2, the application provides a kind of hydraulic cylinder for hydraulic oil press, including cylinder barrel 1, closure 3 and position
Piston component in the cylinder barrel 1；
One end of the closure 3 is stretched into the cylinder barrel 1, and is threadedly coupled with the cylinder barrel 1；
The outer wall of the closure 3 is provided with sheath 5；
Gap, one end that the cylinder barrel 1 is connected with the closure 3 are provided between the sheath 5 and the outer wall of the closure 3
Side wall be located in the gap；
The piston component includes piston 6 and the piston rod 2 being threadedly coupled with the piston 6；
Sealing ring 7 is provided between the bottom of the piston 6 and the bottom of the piston rod 2.
From above technical scheme, the application provides a kind of hydraulic cylinder for hydraulic oil press, the piston 6 of hydraulic cylinder
It is connected through a screw thread with hydraulic stem, and sealing ring 7 is provided between the bottom of piston 6 and the bottom of the piston rod 2, is threadedly coupled
It is more firm, increase sealing, and block 3 and be threadedly coupled with cylinder barrel 1, the stroke distances of adjusting piston bar 2 can be according to reality
Need to adjust, and then change the pressure of the pressing plate of hydraulic oil press, convenient operation, the outer wall for blocking 3 is provided with sheath 5, and sheath 5 can
Strengthen the sealing of hydraulic cylinder, increase service life.
Further, angle of the side wall of the piston 6 along the axis direction of cylinder barrel 1 is 4 °.
Further, the first annular groove 8 and the second ring are sequentially provided with from center to edge referring to Fig. 3, the bottom of the piston 6
Groove 9, the annular groove 9 of the first annular groove 8 and second are coaxially disposed.
When the setting of annular groove can make the liquid stream strike 6 bottom of piston, flowed out along the different directions of annular groove, avoid producing
Vortex and pressure wave, the noise of flow liquid is reduced, improve the performance of hydraulic cylinder.
Further, the sheath 5 is provided with fixing nut 4.Fixing nut 4 make sheath 5 it is firm be fixed on the outer of cylinder barrel 1
Side, strengthen sealing.
Further, the sealing ring 7 is made of polyurethane material.
The sealing ring 7 of polyurethane material has higher tensile strength, excellent elasticity, weather resistance good, resistance to biological old
Change and oil resistance is good.
From above technical scheme, the application provides a kind of hydraulic cylinder for hydraulic oil press, the piston 6 of hydraulic cylinder
It is connected through a screw thread with hydraulic stem, and sealing ring 7 is provided between the bottom of piston 6 and the bottom of the piston rod 2, is threadedly coupled
It is more firm, increase sealing, and block 3 and be threadedly coupled with cylinder barrel 1, the stroke distances of adjusting piston bar 2 can be according to reality
Need to adjust, and then change the pressure of the pressing plate of hydraulic oil press, convenient operation.
Claims (5)
1. a kind of hydraulic cylinder for hydraulic oil press, it is characterised in that including cylinder barrel (1), closure (3) and positioned at the cylinder barrel
(1) piston component in；
One end of the closure (3) is stretched into the cylinder barrel (1), and is threadedly coupled with the cylinder barrel (1)；
The outer wall of the closure (3) is provided with sheath (5)；
Gap is provided between the outer wall of the sheath (5) and the closure (3), the cylinder barrel (1) is connected with the closure (3)
The side wall of one end is located in the gap；
The piston component includes piston (6) and the piston rod (2) being threadedly coupled with the piston (6)；
Sealing ring (7) is provided between the bottom of the piston (6) and the bottom of the piston rod (2).
2. it is used for the hydraulic cylinder of hydraulic oil press as claimed in claim 1, it is characterised in that the side wall edge of the piston (6)
The angle of cylinder barrel (1) axis direction is 4 °.
3. as claimed in claim 1 be used for hydraulic oil press hydraulic cylinder, it is characterised in that the bottom of the piston (6) by
Center is sequentially provided with the first annular groove (8) and the second annular groove (9) to edge, and first annular groove (8) and the second annular groove (9) are coaxially set
Put.
4. it is used for the hydraulic cylinder of hydraulic oil press as claimed in claim 1, it is characterised in that the sheath (5), which is provided with, fixes
Nut (4).
5. it is used for the hydraulic cylinder of hydraulic oil press as claimed in claim 1, it is characterised in that the sealing ring (7) is using poly-
Urethane material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720897943.8U CN206943123U (en) | 2017-07-24 | 2017-07-24 | A kind of hydraulic cylinder for hydraulic oil press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720897943.8U CN206943123U (en) | 2017-07-24 | 2017-07-24 | A kind of hydraulic cylinder for hydraulic oil press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206943123U true CN206943123U (en) | 2018-01-30 |
Family
ID=61370616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720897943.8U Active CN206943123U (en) | 2017-07-24 | 2017-07-24 | A kind of hydraulic cylinder for hydraulic oil press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206943123U (en) |
-
2017
- 2017-07-24 CN CN201720897943.8U patent/CN206943123U/en active Active
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