CN219529474U - Balance weight energy recovery hydraulic power structure - Google Patents
Balance weight energy recovery hydraulic power structure Download PDFInfo
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- CN219529474U CN219529474U CN202320178236.9U CN202320178236U CN219529474U CN 219529474 U CN219529474 U CN 219529474U CN 202320178236 U CN202320178236 U CN 202320178236U CN 219529474 U CN219529474 U CN 219529474U
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- oil
- oil tank
- valve
- hydraulic power
- power structure
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Abstract
The utility model discloses a balance weight energy recovery hydraulic power structure which comprises an oil tank and a servo motor, wherein a gear pump is arranged at the inner top of the oil tank through a mounting frame, a valve block is fixed at the top of the oil tank through bolts, a working oil port and an oil return port are respectively formed in two ends of one side of the valve block, a proportional electromagnetic valve is connected in the working oil port through a thread groove, a bidirectional check valve is connected in the oil return port through a thread groove, an overflow valve is connected at one end of the valve block through a thread groove, and the servo motor is arranged at the top of the valve block through the mounting frame. The utility model is provided with the proportional electromagnetic valve, can be flexibly adjusted according to actual needs, and is provided with the overflow valve, so that the pressure relief can be realized, and the safety effect is realized.
Description
Technical Field
The utility model relates to the technical field of hydraulic power units, in particular to a counterweight energy recovery hydraulic power structure.
Background
The hydraulic power unit is used as oil supply unit and is connected via external pipeline system to several valves to control the operation of several groups, and the oil tank, oil pump and accumulator constitute independent closed power oil source system.
Publication number CN201920777762.0 discloses a hydraulic power unit, including the oil tank, the oiling mouth has been seted up to top one side of oil tank, and the hydraulic pump is installed to one side that is close to the oiling mouth at oil tank top, the top of oiling mouth closes soon and is connected with the tube cap, the controller is installed to one side of hydraulic pump, and the hydraulic pump is installed for the one end of oil tank, the hydraulic pump is adjacent to one side of controller and is connected with the solenoid valve through bolt fixedly connected with solenoid valve, the oil pipe is connected with the solenoid valve for one end of hydraulic pump, six connecting pipes are installed in annular array on the periphery of solenoid valve, six the visor is all installed for the one end of solenoid valve to the connecting pipe, and this utility model extrudes fixed cover through first spring, further wraps up the junction through the arc pad, has reached the probability that lets the pipeline junction take place to leak and has been reduced.
The existing hydraulic power unit has the following defects: only a controller is arranged on the hydraulic pump, and the pressure cannot be flexibly regulated. To this end we propose a counterweight energy recovery hydraulic power structure.
Disclosure of Invention
The utility model mainly aims to provide a counterweight energy recovery hydraulic power structure which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a balanced heavy energy recuperation hydraulic power structure, includes oil tank and servo motor, the gear pump is installed through the mounting bracket in the oil tank top, the oil tank top is through the bolt fastening has the valve piece, work hydraulic fluid port and oil return opening have been seted up respectively at valve piece one side both ends, the inside proportional solenoid valve that has through the screw thread groove connection of work hydraulic fluid port, the inside two-way check valve that has through the screw thread groove connection of oil return opening, valve piece one end is connected with the overflow valve through the screw thread groove connection, servo motor is installed through the mounting bracket at valve piece top.
Further, an oil inlet end of the gear pump is connected with an oil absorption filter screen through a pipeline, and an oil outlet end of the gear pump is connected with the valve block through a pipeline.
Further, an output shaft at the bottom of the servo motor is connected with an input shaft at the top end of the gear pump through a coupler.
Further, one end of the top of the oil tank is connected with the oil tank cover through a thread groove, an oil scale is welded at the bottom of the oil tank cover, and the oil scale is positioned in the oil tank; the oil tank cover is taken to draw out the oil scale from the oil tank, and the oil tank cover is penetrated through the oil tank cover surface to adhere to the oil, so that the quantity of hydraulic oil in the oil tank can be known.
Further, an oil drain port is formed in one end of the bottom of the oil tank.
Compared with the prior art, the utility model has the following beneficial effects:
the proportional solenoid valve is adopted, flexible adjustment can be carried out according to actual needs, the system pressure is not fixed, and the safety effect can be achieved by arranging the overflow valve, when the pressure of the hydraulic oil is large, the overflow valve is opened, so that the hydraulic oil flows into the oil tank.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the counterweight energy recovery hydraulic power structure of the utility model.
FIG. 2 is a schematic top view of the counterweight energy recovery hydraulic power structure of the utility model.
In the figure: 1. a proportional solenoid valve; 2. a two-way check valve; 3. an overflow valve; 4. an oil absorption filter screen; 5. an oil tank; 6. a gear pump; 8. a coupling; 10. a fuel tank cap; 11. a valve block; 12. a servo motor; 13. an oil scale; 14. an oil drain port; 15. a working oil port; 16. and an oil return port.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-2, the balanced heavy energy recovery hydraulic power structure comprises an oil tank 5 and a servo motor 12, wherein a gear pump 6 is installed at the top in the oil tank 5 through a mounting frame, a valve block 11 is fixed at the top of the oil tank 5 through bolts, a working oil port 15 and an oil return port 16 are respectively formed in two ends of one side of the valve block 11, a proportional electromagnetic valve 1 is connected in the working oil port 15 through a thread groove, a bidirectional check valve 2 is connected in the oil return port 16 through a thread groove, an overflow valve 3 is connected at one end of the valve block 11 through a thread groove, and the servo motor 12 is installed at the top of the valve block 11 through the mounting frame.
The oil inlet end of the gear pump 6 is connected with the oil suction filter screen 4 through a pipeline, and the oil outlet end of the gear pump 6 is connected with the valve block 11 through a pipeline.
In this embodiment, as shown in fig. 1, the gear pump 6 pumps hydraulic oil in the oil tank 5 into the valve block 11 through the oil suction filter screen 4, and the oil suction filter screen 4 can filter impurities and the like in the hydraulic oil.
Wherein, servo motor 12 bottom output shaft passes through shaft coupling 8 and is connected with gear pump 6 top input shaft.
In this embodiment, as shown in fig. 1, the servo motor 12 works to drive the gear pump 6 to work through the coupling 8.
The oil tank is characterized in that one end of the top of the oil tank 5 is connected with an oil tank cover 10 through a thread groove, an oil scale 13 is welded at the bottom of the oil tank cover 10, and the oil scale 13 is located inside the oil tank 5.
In this embodiment, as shown in fig. 1, the oil gauge 13 is used for plugging an oil filling port on the oil tank 5.
Wherein, an oil drain 14 is arranged at one end of the bottom of the oil tank 5.
In this embodiment, as shown in fig. 1, the hydraulic oil in the oil tank 5 can be discharged by opening the oil drain port 14.
The utility model is characterized in that the utility model is a balanced weight energy recovery hydraulic power structure, when in operation, a person uses a power line to connect the device with an external power supply, a servo motor 12 drives a gear pump 6 to rotate forwards through a coupler 8 to work, a two-way check valve 2 is electrified to open and push an external hydraulic cylinder to advance, an external system can be matched with a pressure sensor, when the cylinder starts to ascend, the load is larger, the rotation speed of the servo motor 12 is regulated to be reduced through the pressure sensor, the output flow is reduced, the speed is slowed down, the stability of the ascending operation of the cylinder is ensured, when the two-way check valve 2 is closed, the cylinder can keep the position from sliding down, when the cylinder needs to descend, the proportional electromagnetic valve 1 is electrified, the descending speed of the cylinder is controlled through the proportional electromagnetic valve 1, system oil return returns to a low-pressure oil absorption area of the gear pump 6 through the proportional electromagnetic valve 1, the gear pump 6 rotates, the gear pump 6 drives the servo motor 12 connected with the gear pump to rotate and is converted into kinetic energy, and the kinetic energy is stored in an energy system for use; at this time, the normally closed electromagnetic valve is electrified to be opened, return oil returns to the oil tank 5 through the normally closed electromagnetic valve, the overflow valve 3 plays a safety role, and when the pressure of hydraulic oil is large, the overflow valve 3 is opened to enable the hydraulic oil to flow into the oil tank 5.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. Balance weight energy recuperation hydraulic power structure, including oil tank (5) and servo motor (12), its characterized in that: the utility model discloses a hydraulic oil pump, including oil tank (5), valve piece (11) are installed through the mounting bracket to top in oil tank (5), work hydraulic fluid port (15) and oil return opening (16) have been seted up respectively at valve piece (11) one side both ends, work hydraulic fluid port (15) are inside to be connected with proportion solenoid valve (1) through the screw groove, oil return opening (16) are inside to be connected with two-way check valve (2) through the screw groove, valve piece (11) one end is connected with overflow valve (3) through the screw groove, servo motor (12) are installed through the mounting bracket at valve piece (11) top.
2. The counterweight energy recovery hydraulic power structure of claim 1, wherein: the oil inlet end of the gear pump (6) is connected with an oil suction filter screen (4) through a pipeline, and the oil outlet end of the gear pump (6) is connected with a valve block (11) through a pipeline.
3. The counterweight energy recovery hydraulic power structure of claim 1, wherein: an output shaft at the bottom of the servo motor (12) is connected with an input shaft at the top end of the gear pump (6) through a coupler (8).
4. The counterweight energy recovery hydraulic power structure of claim 1, wherein: the oil tank is characterized in that one end of the top of the oil tank (5) is connected with an oil tank cover (10) through a thread groove, an oil scale (13) is welded at the bottom of the oil tank cover (10), and the oil scale (13) is located inside the oil tank (5).
5. The counterweight energy recovery hydraulic power structure of claim 1, wherein: an oil drain port (14) is formed in one end of the bottom of the oil tank (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320178236.9U CN219529474U (en) | 2023-02-10 | 2023-02-10 | Balance weight energy recovery hydraulic power structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320178236.9U CN219529474U (en) | 2023-02-10 | 2023-02-10 | Balance weight energy recovery hydraulic power structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219529474U true CN219529474U (en) | 2023-08-15 |
Family
ID=87651108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320178236.9U Active CN219529474U (en) | 2023-02-10 | 2023-02-10 | Balance weight energy recovery hydraulic power structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219529474U (en) |
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2023
- 2023-02-10 CN CN202320178236.9U patent/CN219529474U/en active Active
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