CN217603030U - Valve-controlled multi-rotation electro-hydraulic actuator - Google Patents
Valve-controlled multi-rotation electro-hydraulic actuator Download PDFInfo
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- CN217603030U CN217603030U CN202221099987.3U CN202221099987U CN217603030U CN 217603030 U CN217603030 U CN 217603030U CN 202221099987 U CN202221099987 U CN 202221099987U CN 217603030 U CN217603030 U CN 217603030U
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Abstract
The utility model relates to a many gyration of valve accuse electricity liquid actuating mechanism, realize the hydraulic control system of valve switch, its characterized in that including many gyration valve gear and control many gyration valve gear: hydraulic control system by the frame and install in the hydraulic control valves of frame one side and install in frame opposite side hydraulic power unit and constitute, hydraulic control valves all connect many gyration valve gear through oil pipe with hydraulic power unit, many gyration valve gear includes the turbine case, the driven hydraulic motor of control turbine case is installed to turbine case one end, hydraulic power unit includes motor, high-pressure plunger pump and energy storage ware, the hydraulic control valves includes the magenetic exchange valve, and motor direct drive high-pressure plunger pump is to the punching press of energy storage ware, and the high-pressure hydraulic oil of energy storage ware promotes many gyration valve gear and realizes valve switch through the magenetic exchange valve switching-over control hydraulic motor positive and negative rotation of hydraulic control valves.
Description
Technical Field
The utility model relates to a valve actuator field, concretely relates to many gyration of valve accuse electricity liquid actuating mechanism.
Background
With the development of automation technology, valve actuators are widely used in the fields of petroleum, chemical industry, electric power, energy, ships, metallurgy, boiler equipment, building automation and the like, but in some fields (such as refrigeration industry), the valve actuators have special requirements, namely, the valves are not suitable to be opened and closed too fast, the valves are usually opened and closed by rotating for 10 circles within 3 to 8 minutes, and a multi-rotation electro-hydraulic actuator is an actuator designed for solving the problems.
The valve control multi-rotation valve control electro-hydraulic actuator mainly comprises a hydraulic power device, a hydraulic control valve group and a multi-rotation valve device, the existing transmission actuator is complex in structure and large in size, so that the actual working environment is limited, and the existing transmission actuator is not suitable for all types of valves, and needs to be improved.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to solve the above-mentioned deficiencies of the prior art,
a valve-controlled multi-turn electro-hydraulic actuator is provided.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a valve accuse multi-turn electricity liquid actuating mechanism, includes multi-turn valve device and controls multi-turn valve device and realize valve switch's hydraulic control system, its characterized in that: the hydraulic control system comprises a frame, a hydraulic control valve group arranged on one side of the frame and a hydraulic power device arranged on the other side of the frame, the hydraulic control valve group and the hydraulic power device are all connected with a multi-turn valve device through oil pipes, the multi-turn valve device comprises a turbine box, a hydraulic motor for controlling the transmission of the turbine box is installed at one end of the turbine box, the hydraulic power device comprises a motor, a high-pressure plunger pump and an energy accumulator, the hydraulic control valve group comprises an electromagnetic reversing valve, the motor directly drives the high-pressure plunger pump to punch the energy accumulator, and high-pressure hydraulic oil of the energy accumulator pushes the multi-turn valve device to realize valve switching through the forward and reverse rotation of the electromagnetic reversing valve reversing control hydraulic motor of the hydraulic control valve group.
By adopting the technical scheme, the applicant proposes a multi-rotation electro-hydraulic actuator, and the patent numbers are as follows: 202022828911.7, its adoption is including hydraulic power device and transmission, its characterized in that: the transmission includes drive gear box, hydraulic motor, hydraulic control valves, hydraulic pressure manual operation mechanism, the valve rod and the drive gear box lug connection of hydraulic control valves, drive gear box one end is connected with hydraulic motor, the drive gear box other end is connected with hydraulic power device, but the performance scope that this kind of structure designed is less, for the cartridge valve miniflow of 12MPa pressure design, and built-in hydraulic system, the motor has the load when starting, causes motor life shorter, the utility model relates to a large-traffic high pressure of 31.5MPa board-like solenoid valve of pressure, the board-like stack of hydraulic component externally, hydraulic system is external, consequently, is zero load when the motor starts in this design, and motor life is longer.
The valve-controlled multi-rotation electro-hydraulic actuator can be further configured as follows: the hydraulic power device further comprises a hydraulic integration body, one side of the hydraulic integration body is provided with a pilot type electromagnetic overflow valve, the other side of the hydraulic integration body is provided with a pipeline filter, the motor is installed at the upper end of the hydraulic integration body, the high-pressure plunger pump is installed at the lower end of the hydraulic integration body, one side of the hydraulic integration body is connected with a hydraulic control integration block consisting of a two-position three-way electromagnetic directional valve, a speed regulating valve and a one-way valve through a connecting pipeline, the hydraulic control integration block is communicated with an energy accumulator through a second pipeline, and the energy accumulator is connected with the second pipeline through a stop valve.
By adopting the technical scheme, the hydraulic element is arranged on the hydraulic integrated body instead of being arranged inside the hydraulic integrated body, the motor is controlled to be started through the electromagnetic overflow valve, zero load is realized when the electromagnetic overflow valve is started, and the service life of the motor is prolonged.
The valve-controlled multi-rotation electro-hydraulic actuator can be further configured as follows: the frame sets up the one end of energy storage ware relatively and still is provided with the oil tank, the hydraulic pressure integration body passes through the third pipeline and connects the oil tank.
The valve-controlled multi-rotation electro-hydraulic actuator can be further configured as follows: the hydraulic control valve group and the hydraulic power device are respectively connected with a hydraulic motor through oil pipes, and a hand wheel for driving the turbine box to transmit is arranged at the other end of the turbine box, which is opposite to the hydraulic motor.
Adopt above-mentioned technical scheme, set up the hand wheel and can adopt manual drive turbine case transmission to cut off when the unable valve that cuts off through the hydraulic pressure part in emergency, provide emergent cutting off.
The utility model has the advantages that: the hydraulic control valve group is externally arranged, hydraulic component plates are externally superposed, zero load is generated when a motor is started, and the service life is long.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is the front structural schematic diagram of the hydraulic control system of the embodiment of the present invention.
Fig. 2 is a rear view structure diagram of the hydraulic control system according to the embodiment of the present invention.
Fig. 3 is a schematic structural view of a multi-turn valve device according to an embodiment of the present invention.
Detailed Description
Referring to fig. 1-3: a valve control multi-rotation electro-hydraulic actuator comprises a multi-rotation valve device 1 and a hydraulic control system for controlling the multi-rotation valve device 1 to realize valve opening and closing, wherein the hydraulic control system consists of a rack 2, a hydraulic control valve group 21 arranged on one side of the rack 2 and a hydraulic power device 22 arranged on the other side of the rack 2, the hydraulic control valve group 21 and the hydraulic power device 22 are both connected with the multi-rotation valve device 1 through oil pipes, the multi-rotation valve device 1 comprises a turbine box 11, one end of the turbine box 11 is provided with a hydraulic motor 12 for controlling the transmission of the turbine box 11, the hydraulic power device 22 comprises a motor 221, a high-pressure plunger pump 222 and an energy accumulator 223, the hydraulic control valve group 21 comprises an electromagnetic reversing valve 211, the motor 221 directly drives the high-pressure plunger pump 222 to punch towards the energy accumulator 223, and high-pressure hydraulic oil of the energy accumulator 223 is reversed through the electromagnetic reversing valve 221 of the hydraulic control valve group 21 to control the hydraulic motor 12 to control the forward and reverse rotation of the hydraulic motor 12 to push the multi-rotation valve device 1 to realize valve opening and closing;
the hydraulic power device 22 further comprises a hydraulic integrated body 224, one side of the hydraulic integrated body 224 is provided with a pilot type electromagnetic overflow valve 225, the other side of the hydraulic integrated body 224 is provided with a pipeline filter 226, a motor 221 is arranged at the upper end of the hydraulic integrated body 224, a high-pressure plunger pump 222 is arranged at the lower end of the hydraulic integrated body 224, one side of the hydraulic integrated body 224 is connected with a hydraulic control integrated block 230 consisting of a two-position three-way electromagnetic directional valve 228, a speed regulating valve 229 and a one-way valve 231 through a connecting pipeline, the hydraulic control integrated block 230 is communicated with an energy accumulator 223, one end of the rack 2 opposite to the energy accumulator 223 is also provided with an oil tank 3, the hydraulic control valve group 21 and the hydraulic power device 22 are respectively connected with a hydraulic motor 12 through oil pipes, and the other end of the turbine box 11 opposite to the hydraulic motor 12 is provided with a hand wheel 13 for driving the turbine box 11 to transmit;
the high-pressure plunger pump 222 is provided with a high-pressure plunger pump oil inlet and a high-pressure plunger pump oil outlet respectively; the oil tank 3 is provided with an oil inlet interface of a high-pressure plunger pump, an oil return port interface of a hydraulic system and a quick cut-off oil return port interface of the hydraulic system, the energy accumulator 223 is provided with an oil inlet pipe interface of the energy accumulator connected with a hydraulic control integrated block 230, the hydraulic control integrated block 230 is provided with an oil return port interface of a hydraulic motor, a high-pressure oil pipe connected with the hydraulic motor 12 is provided with an oil inlet motor A port and a high-pressure oil pipe is provided with an oil inlet motor B port,
the specific oil pipe connection mode is as follows: an oil tank 3 is connected with an oil inlet of a high-pressure plunger pump through a first high-pressure oil pipe 301, an oil outlet of the high-pressure plunger pump is connected with a hydraulic integration body 221 through a second high-pressure oil pipe 302, the hydraulic integration body 221 is connected with the oil tank 3 through a third high-pressure oil pipe 303 connected with an oil return port interface of a hydraulic system, the hydraulic integration body 221 is connected with a hydraulic control integrated block 230 through a fourth high-pressure oil pipe 304, an accumulator oil inlet pipe interface of an accumulator 223 is communicated with the hydraulic control integrated block 230 through a fifth high-pressure oil pipe 305, a high-pressure oil pipe inlet hydraulic motor A port of the hydraulic control integrated block 230 is communicated with a hydraulic motor through a sixth high-pressure oil pipe 306, a high-pressure oil pipe inlet hydraulic motor B port is communicated with the hydraulic motor through a seventh high-pressure oil pipe 307, a hydraulic motor oil return port is arranged on the hydraulic motor, the hydraulic motor oil return port is communicated with a hydraulic motor oil return port interface arranged on the hydraulic control integrated block 230 through an eighth high-pressure oil pipe 308,
the hydraulic control manifold block 230 is communicated with a hydraulic system quick cut-off oil return port through a ninth high-pressure oil pipe 309.
Claims (4)
1. The utility model provides a valve accuse multi-turn electricity liquid actuating mechanism, includes multi-turn valve device and controls multi-turn valve device and realize valve switch's hydraulic control system, its characterized in that: hydraulic control system by the frame and install in the hydraulic control valves of frame one side and install in frame opposite side hydraulic power unit and constitute, hydraulic control valves all connect many gyration valve gear through oil pipe with hydraulic power unit, many gyration valve gear includes the turbine case, the driven hydraulic motor of control turbine case is installed to turbine case one end, hydraulic power unit includes motor, high-pressure plunger pump and energy storage ware, the hydraulic control valves includes the magenetic exchange valve, and motor direct drive high-pressure plunger pump is to the punching press of energy storage ware, and the high-pressure hydraulic oil of energy storage ware promotes many gyration valve gear and realizes valve switch through the magenetic exchange valve switching-over control hydraulic motor positive and negative rotation of hydraulic control valves.
2. The valve-controlled multi-rotation electro-hydraulic actuator of claim 1, wherein: the hydraulic power device further comprises a hydraulic integration body, one side of the hydraulic integration body is provided with a pilot type electromagnetic overflow valve, the other side of the hydraulic integration body is provided with a pipeline filter, the motor is installed at the upper end of the hydraulic integration body, the high-pressure plunger pump is installed at the lower end of the hydraulic integration body, one side of the hydraulic integration body is connected with a hydraulic control integration block consisting of a two-position three-way electromagnetic reversing valve, a speed regulating valve and a one-way valve through a connecting pipeline, the hydraulic control integration block is communicated with an energy accumulator through a second pipeline, and the energy accumulator is connected with the second pipeline through a stop valve.
3. The valve-controlled multi-rotation electro-hydraulic actuator according to claim 2, wherein: the frame sets up the one end of energy storage ware relatively still is provided with the oil tank, the hydraulic pressure integrated body passes through the third pipeline and connects the oil tank.
4. The valve-controlled multi-rotation electro-hydraulic actuator according to claim 1, 2 or 3, wherein: the hydraulic control valve group and the hydraulic power device are respectively connected with a hydraulic motor through oil pipes, and a hand wheel for driving the turbine box to transmit is arranged at the other end of the turbine box, which is opposite to the hydraulic motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221099987.3U CN217603030U (en) | 2022-05-09 | 2022-05-09 | Valve-controlled multi-rotation electro-hydraulic actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221099987.3U CN217603030U (en) | 2022-05-09 | 2022-05-09 | Valve-controlled multi-rotation electro-hydraulic actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217603030U true CN217603030U (en) | 2022-10-18 |
Family
ID=83566668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221099987.3U Active CN217603030U (en) | 2022-05-09 | 2022-05-09 | Valve-controlled multi-rotation electro-hydraulic actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217603030U (en) |
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2022
- 2022-05-09 CN CN202221099987.3U patent/CN217603030U/en active Active
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