CN209743269U - Manual hydraulic device - Google Patents
Manual hydraulic device Download PDFInfo
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- CN209743269U CN209743269U CN201920234608.9U CN201920234608U CN209743269U CN 209743269 U CN209743269 U CN 209743269U CN 201920234608 U CN201920234608 U CN 201920234608U CN 209743269 U CN209743269 U CN 209743269U
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- valve
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- valve block
- pressure hose
- hydraulic
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Abstract
The utility model discloses a manual hydraulic means, including heavy-duty type executor body, the one end of heavy-duty type executor body is provided with the pneumatic cylinder, bolt fixedly connected with oil tank is passed through to one side of heavy-duty type executor body, the top of oil tank is provided with the hand pump, be connected with the handle on the hand pump, one side that the top of oil tank is located the hand pump is provided with the valve block, the top of valve block is provided with the liquid accuse stop valve, the top of liquid accuse stop valve is provided with the switching-over hand valve, one side of valve block is connected with the overflow valve, one side of valve block is connected with first high-pressure hose and second high-pressure hose respectively, the other end of first high-pressure hose and second high-pressure hose all with be connected between the pneumatic cylinder, this manual hydraulic means, convenient operation, efficient, be worth wideling.
Description
Technical Field
The utility model relates to an executor technical field specifically is a manual hydraulic means.
Background
When an air source fault occurs in a valve working site, the traditional actuator of the pneumatic reversing valve cannot realize reversing operation and needs manual operation to realize on-off control of the valve, but the traditional actuator is inconvenient to operate, so that the invention of the manual hydraulic device is necessary to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a manual hydraulic means to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a manual hydraulic means, includes heavy-duty type executor body, the one end of heavy-duty type executor body is provided with the pneumatic cylinder, bolt fixedly connected with oil tank is passed through to one side of heavy-duty type executor body, the top of oil tank is provided with the hand pump, be connected with the handle on the hand pump, one side that the top of oil tank is located the hand pump is provided with the valve block, the top of valve block is provided with the hydraulic control stop valve, the top of hydraulic control stop valve is provided with the switching-over hand valve, one side of valve block is connected with the overflow valve, one side of valve block is connected with first high-pressure hose and second high-pressure hose respectively, the other end of first high-pressure hose and second high-pressure hose all is connected.
Preferably, an oil lifting pipe is connected between the valve block and the manual pump.
Preferably, a pressure gauge is connected to the valve block.
Preferably, the output end of the hydraulic cylinder is connected with an input shaft in the heavy-load type actuator body.
Preferably, the outer surface of the handle is provided with anti-skid grains.
Compared with the prior art, the beneficial effects of the utility model are as follows: the manual hydraulic device is essentially a microminiature hydraulic loop system, hydraulic oil is used as a medium, a manual pump is used as a power element, a hydraulic cylinder is used as an execution element, a hydraulic control stop valve and an overflow valve are used as control elements, an oil tank, a first high-pressure hose, a second high-pressure hose, a pressure gauge and the like are used as auxiliary elements, when an air source fault occurs in a valve working site, manual operation is carried out to realize on-off control of the valve, the maximum working pressure of the manual hydraulic device can reach 16MPa, the return pressure of the overflow valve is set to be 12MPa, and the on-off action of the valve can; when the hydraulic cylinder works under the single action, the spring is overcome to work, the hydraulic cylinder is converted by the maximum spring force, when the hydraulic cylinder works in the reverse direction, the hydraulic control stop valve is opened, the spring is reset to directly push the hydraulic cylinder back to the original position, and the hydraulic oil flows back to the oil tank and is kept in a factory leaving state; the double-acting hydraulic cylinder is in double-port inlet and outlet, one inlet and outlet is connected with the balance valve, the balance valve is in an open state during pneumatic work, the front and back of the balance valve are kept at zero pressure difference, normal breathing is realized, the normal action speed of the cylinder is not influenced, the other inlet and outlet is connected with the inlet and outlet of the manual valve block on the oil tank, when manual operation is needed, the balance valve is closed, and the manual operation handle realizes the opening and closing of the valve by switching the three-position five-way manual reversing valve on the manual valve block.
Drawings
Fig. 1 is a schematic structural view of the present invention;
Fig. 2 is a schematic view of a partial structure of the present invention.
In the figure: 1. a heavy-duty actuator body; 2. an oil tank; 3. a handle; 4. a manual pump; 5. a pressure gauge; 6. a first high pressure hose; 7. a second high pressure hose; 8. an oil extraction pipe; 9. a valve block; 10. a reversing hand valve; 11. a hydraulic control stop valve; 12. an overflow valve; 13. and a hydraulic cylinder.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a manual hydraulic device includes a heavy-duty actuator body 1, a hydraulic cylinder 13 is disposed at one end of the heavy-duty actuator body 1, an oil tank 2 is fixedly connected to one side of the heavy-duty actuator body 1 through a bolt, a manual pump 4 is disposed above the oil tank 2, a handle 3 is connected to the manual pump 4, a valve block 9 is disposed on one side of the manual pump 4 above the oil tank 2, a hydraulic control stop valve 11 is disposed above the valve block 9, a reversing hand valve 10 is disposed above the hydraulic control stop valve 11, an overflow valve 12 is connected to one side of the valve block 9, a first high-pressure hose 6 and a second high-pressure hose 7 are connected to one side of the valve block 9, and the other ends of the first high-pressure hose 6 and the second high-pressure hose 7 are connected to the hydraulic cylinder 13.
Specifically, an oil lifting pipe 8 is connected between the valve block 9 and the manual pump 4.
specifically, the valve block 9 is connected with a pressure gauge 5.
Specifically, the output end of the hydraulic cylinder 13 is connected with the input shaft in the heavy-duty actuator body 1.
Specifically, the outer surface of the handle 3 is provided with anti-skid grains.
The working principle is as follows: the manual hydraulic device is essentially a microminiature hydraulic loop system, hydraulic oil is used as a medium, a manual pump 4 is used as a power element, a hydraulic cylinder 13 is used as an execution element, a hydraulic control stop valve 11 and an overflow valve 12 are used as control elements, an oil tank 2, a first high-pressure hose 6, a second high-pressure hose 7, a pressure gauge 5 and the like are used as auxiliary elements, when an air source fault occurs in a valve working site, manual operation is carried out to realize on-off control of the valve, the maximum working pressure of the manual hydraulic device can reach 16MPa, and the return pressure of the overflow valve 12 is set to be 12MPa, so that the on-off action of the valve; when the hydraulic cylinder 13 works in a single-action mode, the hydraulic control stop valve 11 is opened when the hydraulic cylinder 13 works in a reverse direction and is converted from the maximum spring force, the hydraulic cylinder 13 is directly pushed back to the original position by the spring reset, and hydraulic oil flows back to the oil tank 2 and is kept in a factory leaving state; the double-acting hydraulic cylinder 13 is provided with double ports for inlet and outlet, one inlet and outlet is connected with the balance valve, the balance valve is in an open state during pneumatic work, the front and back of the balance valve are kept at zero pressure difference, normal breathing is realized, the normal action speed of the cylinder is not influenced, the other inlet and outlet is connected with an oil inlet and outlet of a manual valve block on an oil tank, when manual operation is needed, the balance valve is closed, and the manual operation handle realizes the opening and closing of the valve by switching a three-position five-way manual reversing valve on the manual valve block.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. A manual hydraulic means, includes heavily loaded type executor body (1), its characterized in that: one end of the heavy-duty actuator body (1) is provided with a hydraulic cylinder (13), one side of the heavy-duty actuator body (1) is fixedly connected with an oil tank (2) through a bolt, a manual pump (4) is arranged above the oil tank (2), a handle (3) is connected on the manual pump (4), a valve block (9) is arranged on one side of the manual pump (4) above the oil tank (2), a hydraulic control stop valve (11) is arranged above the valve block (9), a reversing hand valve (10) is arranged above the hydraulic control stop valve (11), one side of the valve block (9) is connected with an overflow valve (12), one side of the valve block (9) is respectively connected with a first high-pressure hose (6) and a second high-pressure hose (7), the other ends of the first high-pressure hose (6) and the second high-pressure hose (7) are connected with the hydraulic cylinder (13).
2. The manual hydraulic apparatus of claim 1, wherein: an oil lifting pipe (8) is connected between the valve block (9) and the manual pump (4).
3. The manual hydraulic apparatus of claim 1, wherein: and the valve block (9) is connected with a pressure gauge (5).
4. The manual hydraulic apparatus of claim 1, wherein: the output end of the hydraulic cylinder (13) is connected with the input shaft in the heavy-load actuator body (1).
5. The manual hydraulic apparatus of claim 1, wherein: and anti-skid grains are arranged on the outer surface of the handle (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920234608.9U CN209743269U (en) | 2019-02-25 | 2019-02-25 | Manual hydraulic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920234608.9U CN209743269U (en) | 2019-02-25 | 2019-02-25 | Manual hydraulic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209743269U true CN209743269U (en) | 2019-12-06 |
Family
ID=68707566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920234608.9U Active CN209743269U (en) | 2019-02-25 | 2019-02-25 | Manual hydraulic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209743269U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111038698A (en) * | 2019-12-30 | 2020-04-21 | 中航电测仪器(西安)有限公司 | Manual hydraulic multipoint synchronization mechanism and operation method thereof |
| CN114233700A (en) * | 2021-12-22 | 2022-03-25 | 合肥合锻智能制造股份有限公司 | Hydraulic control system for switching large-flow multifunctional operation modes |
-
2019
- 2019-02-25 CN CN201920234608.9U patent/CN209743269U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111038698A (en) * | 2019-12-30 | 2020-04-21 | 中航电测仪器(西安)有限公司 | Manual hydraulic multipoint synchronization mechanism and operation method thereof |
| CN114233700A (en) * | 2021-12-22 | 2022-03-25 | 合肥合锻智能制造股份有限公司 | Hydraulic control system for switching large-flow multifunctional operation modes |
| CN114233700B (en) * | 2021-12-22 | 2023-12-26 | 合肥合锻智能制造股份有限公司 | Hydraulic control system |
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