CN213684733U - Pressurizing oil cylinder - Google Patents
Pressurizing oil cylinder Download PDFInfo
- Publication number
- CN213684733U CN213684733U CN202022497795.5U CN202022497795U CN213684733U CN 213684733 U CN213684733 U CN 213684733U CN 202022497795 U CN202022497795 U CN 202022497795U CN 213684733 U CN213684733 U CN 213684733U
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- CN
- China
- Prior art keywords
- cover
- cylinder body
- oil
- cylinder
- piston rod
- 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.)
- Withdrawn - After Issue
Links
- 239000007788 liquid Substances 0.000 claims abstract description 31
- 238000007789 sealing Methods 0.000 claims description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- 210000004907 gland Anatomy 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 49
- 239000010720 hydraulic oil Substances 0.000 description 8
- 241000227287 Elliottia pyroliflora Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Actuator (AREA)
Abstract
The utility model discloses a supercharging oil cylinder with compact structure and reliable use, which comprises a cylindrical supercharging cylinder body, wherein a supercharging piston rod is arranged in the supercharging cylinder body, an extension rod is arranged on the supercharging piston rod, the end part of the extension rod is provided with a conical plug, one end of the supercharging cylinder body is provided with a through cover, the other end of the supercharging cylinder body is provided with a middle cylinder cover, one end of the supercharging piston rod penetrates out of the through cover, an oil passing gap is arranged between the through cover and the supercharging piston rod, the through cover is provided with an inner oil inlet and outlet hole communicated with the oil passing gap, an axial through hole is arranged in the middle cylinder cover, the middle cylinder cover is provided with a side through hole communicated with the axial through hole, the inner oil inlet and outlet hole; the other end of the middle cylinder cover is sleeved with a liquid-filled oil cylinder body, the end part of the liquid-filled oil cylinder body is embedded with an outer cylinder cover, a second oil inlet and outlet hole communicated with the liquid-filled oil cylinder body is formed in the outer cylinder cover, a liquid-filled piston rod is arranged in the liquid-filled oil cylinder body, and the end part of the liquid-filled piston rod penetrates out of the outer cylinder cover.
Description
Technical Field
The utility model relates to a pressure boost hydro-cylinder.
Background
The pressure of a piston rod of a common oil cylinder is related to the pressure of introduced gas and the sectional area of the piston, and when the sectional area of the introduced piston is fixed, the range of adjusting the pressure of the piston rod by adjusting the pressure of compressed air by the oil cylinder is limited. When larger pressure is needed, generally, only larger-specification oil cylinders can be selected, but the installation space needed by the large-specification oil cylinders is larger, and the large-specification oil cylinders are limited to be used in some installation occasions.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the pressurized oil cylinder has compact structure and reliable use.
For solving the technical problem, the utility model discloses the technical scheme who adopts does: a supercharging oil cylinder comprises a cylindrical supercharging cylinder body, a supercharging piston rod is arranged in the supercharging cylinder body, an extension rod is arranged at one end of the supercharging piston rod, which is positioned in the supercharging cylinder body, a conical plug with the diameter gradually increasing along the direction away from the supercharging cylinder body is arranged at the end of the extension rod, a through cover is arranged at one end of the supercharging cylinder body, a middle cylinder cover is arranged at the other end of the supercharging cylinder body, a through cover penetrates through one end of the supercharging piston rod, an oil passing gap is arranged between the through cover and the supercharging piston rod, a sealing copper sleeve embedded into the oil passing gap is arranged at the outer end of the through cover, an inner oil inlet and outlet hole communicated with the oil passing gap is arranged on the through cover, an axial through hole is arranged in the middle cylinder cover, one end, which is close to the supercharging cylinder body, of the axial through hole is conical, a side through hole; the other end of the middle cylinder cover is sleeved with a liquid-filled oil cylinder body, an outer cylinder cover is embedded at the end part of the liquid-filled oil cylinder body, which is far away from one end of the middle cylinder cover, a second oil inlet and outlet hole communicated with the liquid-filled oil cylinder body is formed in the outer cylinder cover, a liquid-filled piston rod is arranged in the liquid-filled oil cylinder body, and the end part of the liquid-filled piston rod penetrates out.
As a preferred scheme, a sealing ring matched with the periphery of the end part of the plug, which is far away from the transparent cover, is arranged on the hole wall of the axial through hole of the middle cylinder cover.
As a preferable scheme, an annular oil guide groove communicated with the inner oil inlet and outlet hole is formed in the inner wall of the through cover.
As a preferred scheme, a copper bush gland for compressing and sealing the copper bush is arranged at the outer end of the transparent cover.
The utility model has the advantages that: the oil cylinder separates the upper cavity of the pressurizing cylinder body from the lower cavity of the liquid-filled oil cylinder body by moving the pressurizing piston rod to the contact of the plug and the sealing ring, and high-pressure hydraulic oil enters the upper cavity of the pressurizing cylinder body through the oil inlet of the middle cylinder cover to form high pressure.
Because the hole wall of the axial through hole of the middle cylinder cover is provided with the sealing ring matched with the periphery of the end part of the plug far away from the transparent cover, the pressurizing reliability is ensured.
Because the inner wall of the transparent cover is provided with the annular oil guide groove communicated with the inner oil inlet and outlet hole, the hydraulic oil can be quickly and uniformly guided in.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the present invention during supercharging operation.
In the figure: 1. the oil cylinder comprises a transparent cover, 2 parts of a sealing copper sleeve, 3 parts of a copper sleeve gland, 4 parts of a pressurizing piston rod, 5 parts of a pressurizing cylinder body, 6 parts of a middle cylinder cover, 7 parts of a liquid-filled oil cylinder body, 8 parts of a liquid-filled piston rod, 9 parts of an outer cylinder cover, 10 parts of a sealing ring and 11 parts of an oil pipe.
Detailed Description
The following describes in detail a specific embodiment of the present invention with reference to the drawings.
As shown in fig. 1-2, a pressurized oil cylinder comprises a cylindrical pressurized cylinder body 5, a pressurized piston rod 4 is arranged in the pressurized cylinder body 5, an extension rod is arranged at one end of the pressurized piston rod 4, which is positioned in the pressurized cylinder body 5, a conical plug with a diameter gradually increasing along the direction away from the pressurized cylinder body 5 is arranged at the end of the extension rod, a transparent cover 1 is arranged at one end of the pressurized cylinder body 5, and a middle cylinder cover 6 is arranged at the other end of the pressurized cylinder body 5. One end of the pressurizing piston rod 4 penetrates out of the transparent cover 1, an oil passing gap is formed between the transparent cover 1 and the pressurizing piston rod 4, a sealing copper sleeve 2 embedded into the oil passing gap is arranged at the outer end of the transparent cover 1, and a copper sleeve pressing cover 3 for pressing the sealing copper sleeve 2 is arranged at the outer end of the transparent cover 1.
The penetrating cover 1 is provided with an inner oil inlet and outlet hole communicated with the oil passing gap, and the inner wall of the penetrating cover 1 is provided with an annular oil guide groove communicated with the inner oil inlet and outlet hole. An axial through hole is arranged in the middle cylinder cover 6, and one end of the axial through hole, which is close to the supercharging cylinder body 5, is in a conical shape matched with the plug. And a sealing ring 10 matched with the periphery of the end part of the plug, which is far away from the transparent cover 1, is arranged on the hole wall of the axial through hole of the middle cylinder cover 6.
A side through hole communicated with the axial through hole is formed in the middle cylinder cover 6, the inner oil inlet and outlet hole is connected with the side through hole through an oil pipe 11, and a first oil inlet and outlet hole communicated with the supercharging cylinder body 5 is formed in the middle cylinder cover 6; the other end of the middle cylinder cover 6 is sleeved with a liquid-filled oil cylinder body 7, an outer cylinder cover 9 is embedded in the end portion, far away from one end of the middle cylinder cover 6, of the liquid-filled oil cylinder body 7, a second oil inlet and outlet hole communicated with the liquid-filled oil cylinder body 7 is formed in the outer cylinder cover 9, a liquid-filled piston rod 8 is arranged in the liquid-filled oil cylinder body 7, and the end portion of the liquid-filled piston rod 8 penetrates out of;
when the hydraulic cylinder works, the pressurizing piston rod 4 moves downwards, hydraulic oil in the lower cavity of the pressurizing cylinder body 5 flows into the liquid-filled oil cylinder body 7 and the upper cavity of the pressurizing cylinder body 5 through the oil pipe 11, the liquid-filled piston rod 8 moves downwards, the pressurizing piston rod 4 moves to be in contact with the sealing ring 10, so that the upper cavity of the pressurizing cylinder body 5 is separated from the lower cavity of the liquid-filled oil cylinder body 7, and high-pressure hydraulic oil enters the upper cavity of the pressurizing cylinder body 5 through the oil inlet of the middle;
the high-pressure hydraulic oil at the oil inlet of the middle cylinder cover 6 stops entering, the pressurizing piston rod 4 moves upwards, the hydraulic oil at the upper cavity of the pressurizing cylinder body 5 is discharged through the oil inlet of the middle cylinder cover 6, the pressurizing piston rod 4 is separated from the sealing ring 10, the pressurizing piston rod 4 continues to move upwards, one part of the hydraulic oil at the upper cavity of the pressurizing cylinder body 5 enters the lower cavity of the liquid-filled cylinder body 7, the other part of the hydraulic oil enters the lower cavity of the pressurizing cylinder body 5 through the oil pipe 11, and the.
The above-mentioned embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments may be used, and are not intended to limit the present invention; it should be noted that, for those skilled in the art, without departing from the inventive concept, several changes and modifications can be made, which are within the scope of the present invention.
Claims (4)
1. The utility model provides a pressure boost hydro-cylinder, includes the tube-shape pressure boost cylinder body, is equipped with pressure boost piston rod, its characterized in that in the pressure boost cylinder body: an extension rod is arranged at one end of the pressurizing piston rod, which is positioned in the pressurizing cylinder body, a conical plug with the diameter gradually increasing along the direction away from the pressurizing cylinder body is arranged at the end part of the extension rod, a through cover is arranged at one end of the pressurizing cylinder body, a middle cylinder cover is arranged at the other end of the pressurizing cylinder body, one end of the pressurizing piston rod penetrates out of the through cover, an oil passing gap is arranged between the through cover and the pressurizing piston rod, a sealing copper sleeve embedded into the oil passing gap is arranged at the outer end of the through cover, an inner oil inlet and outlet hole communicated with the oil passing gap is arranged on the through cover, an axial through hole is arranged in the middle cylinder cover, one end of the axial through hole, which is close to the pressurizing cylinder body, is conical and matched with the plug, a side through; the other end of the middle cylinder cover is sleeved with a liquid-filled oil cylinder body, an outer cylinder cover is embedded at the end part of the liquid-filled oil cylinder body, which is far away from one end of the middle cylinder cover, a second oil inlet and outlet hole communicated with the liquid-filled oil cylinder body is formed in the outer cylinder cover, a liquid-filled piston rod is arranged in the liquid-filled oil cylinder body, and the end part of the liquid-filled piston rod penetrates out.
2. The booster cylinder of claim 1, wherein: and a sealing ring matched with the periphery of the end part of the plug far away from the transparent cover is arranged on the hole wall of the axial through hole of the middle cylinder cover.
3. The booster cylinder of claim 2, wherein: and an annular oil guide groove communicated with the inner oil inlet and outlet hole is formed in the inner wall of the through cover.
4. A pressurized cylinder according to claim 3, characterized in that: and a copper sleeve gland for compressing and sealing the copper sleeve is arranged at the outer end of the transparent cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022497795.5U CN213684733U (en) | 2020-11-03 | 2020-11-03 | Pressurizing oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022497795.5U CN213684733U (en) | 2020-11-03 | 2020-11-03 | Pressurizing oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213684733U true CN213684733U (en) | 2021-07-13 |
Family
ID=76727030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022497795.5U Withdrawn - After Issue CN213684733U (en) | 2020-11-03 | 2020-11-03 | Pressurizing oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213684733U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112303044A (en) * | 2020-11-03 | 2021-02-02 | 江苏维达机械有限公司 | Pressurizing oil cylinder |
-
2020
- 2020-11-03 CN CN202022497795.5U patent/CN213684733U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112303044A (en) * | 2020-11-03 | 2021-02-02 | 江苏维达机械有限公司 | Pressurizing oil cylinder |
| CN112303044B (en) * | 2020-11-03 | 2024-07-16 | 江苏维达机械有限公司 | Supercharging oil cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20210713 Effective date of abandoning: 20240716 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20210713 Effective date of abandoning: 20240716 |