CN221096749U - Energy-saving hydraulic pump - Google Patents
Energy-saving hydraulic pump Download PDFInfo
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- CN221096749U CN221096749U CN202322966701.8U CN202322966701U CN221096749U CN 221096749 U CN221096749 U CN 221096749U CN 202322966701 U CN202322966701 U CN 202322966701U CN 221096749 U CN221096749 U CN 221096749U
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- 239000000945 filler Substances 0.000 claims description 5
- 239000003921 oil Substances 0.000 abstract description 71
- 239000010720 hydraulic oil Substances 0.000 abstract description 25
- 230000000694 effects Effects 0.000 abstract description 4
- 230000003139 buffering effect Effects 0.000 abstract 2
- 238000013461 design Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of hydraulic pumps, in particular to an energy-saving hydraulic pump which comprises a hydraulic pump shell, a hydraulic cylinder, an oil cylinder and a buffer cavity, wherein an oil pump motor is arranged at the upper end of the hydraulic pump shell and is connected with an oil pump, the oil pump is arranged in the oil cylinder, an oil hole is formed in the oil cylinder, the oil hole is connected with the buffer cavity, and an electromagnetic valve is arranged in the oil hole. Through this hydraulic pump, the oil pump is carried the hydraulic oil in the hydro-cylinder in through the oilhole buffering chamber, and the switch of solenoid valve control oilhole is when the hydraulic oil in the buffering chamber reaches certain pressure, send oil pipe to carry hydraulic oil in the pneumatic cylinder, drives the piston rod and do reciprocating motion. The oil pressure sensor detects the pressure of the hydraulic oil in the hydraulic cylinder and transmits a signal to the controller. The controller adjusts the rotating speed of the oil pump motor and the switching time of the electromagnetic valve according to the signals, so that the energy loss is reduced as much as possible while the hydraulic pump meets the working requirements, and the energy-saving effect of the hydraulic pump can be realized.
Description
Technical Field
The utility model relates to the technical field of hydraulic pumps, in particular to an energy-saving hydraulic pump.
Background
The hydraulic pump is a hydraulic system power element for converting mechanical energy into hydraulic energy, and is widely applied to the fields of industry, agriculture, construction, traffic and the like. The performance and efficiency of the hydraulic pump directly affect the working effect and energy consumption of the hydraulic system. Therefore, improving the energy saving performance of the hydraulic pump is one of the important directions of the development of the hydraulic technology. The hydraulic pump in the related art consumes a great amount of energy no matter whether the system actually needs output power or not because the hydraulic pump is always required to keep continuous operation when working, and the accurate control on the flow of the hydraulic oil is lacking, so that part of energy is lost in the conveying process, thereby not saving energy, and in view of the problem, the current hydraulic pump needs to be improved to solve the problem;
The above information disclosed in this background section is only for the understanding of the background of the inventive concept and, therefore, it may contain information that does not form the prior art.
Disclosure of utility model
The utility model aims to provide an energy-saving hydraulic pump, so as to solve the problems that the hydraulic pump in the background art always needs to keep continuous operation when working, and a large amount of energy is consumed no matter whether the system actually needs output power or not, and the accurate control on the flow of hydraulic oil is lacking, so that part of energy is lost in the conveying process, and energy is not saved.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides an energy-saving hydraulic pump, includes hydraulic pump shell, pneumatic cylinder, hydro-cylinder and cushion chamber, hydraulic pump shell's upper end is provided with the oil pump motor, and the oil pump is connected to the oil pump motor, and the oil pump setting is inside the hydro-cylinder, and the inside of hydro-cylinder is provided with the oilhole, and the cushion chamber is connected to the oilhole, and the inside of oilhole is provided with the solenoid valve, and the inside of cushion chamber is provided with the counter.
As a preferable technical scheme, the buffer cavity is connected with the hydraulic cylinder through an oil delivery pipe, a piston is arranged in the hydraulic cylinder, and the piston is fixedly connected with a piston rod.
As a preferable technical scheme, an oil pressure sensor is arranged inside the hydraulic cylinder.
As a preferable technical scheme, the piston rod penetrates through the guide cylinder and is fixedly connected with the trunnion.
As a preferable technical scheme, one side of the oil cylinder is provided with an oil filling port.
As a preferable technical scheme, the upper end of the oil pump motor is provided with a controller, and the controller is electrically connected with the oil pump motor, the electromagnetic valve, the counter and the oil pressure sensor.
The beneficial effects of the utility model are as follows:
Through this hydraulic pump, when oil pump motor starts, the oil pump is carried the hydraulic oil in the hydro-cylinder through the oilhole in the cushion chamber, and the switch of solenoid valve control oilhole, the hydraulic oil mass in the gauge measurement cushion chamber. When the hydraulic oil in the buffer cavity reaches a certain pressure, the oil delivery pipe conveys the hydraulic oil into the hydraulic cylinder, and the piston is pushed to move so as to drive the piston rod to do reciprocating motion. The oil pressure sensor detects the pressure of the hydraulic oil in the hydraulic cylinder and transmits a signal to the controller. The controller adjusts the rotating speed of the oil pump motor and the switching time of the electromagnetic valve according to the signals, so that the energy loss is reduced as much as possible while the hydraulic pump meets the working requirements, and the energy-saving effect of the hydraulic pump can be realized.
Drawings
Fig. 1 is a schematic structural view of an energy-saving hydraulic pump according to the present utility model;
FIG. 2 is a schematic diagram of an energy-saving hydraulic pump according to the present utility model;
Fig. 3 is an enlarged view of a in fig. 2 of an energy-saving hydraulic pump according to the present utility model.
In the figure: 1 hydraulic pump shell, 2 hydraulic cylinder, 3 hydro-cylinder, 4 oil pump motor, 5 oil pump, 6 oilholes, 7 solenoid valve, 8 counter, 9 buffer chamber, 10 oil feed pipe, 11 piston, 12 piston rod, 13 guide cylinder, 14 trunnion, 15 oil pressure sensor, 16 oil filler, 17 controller.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1-3, an energy-saving hydraulic pump comprises a hydraulic pump housing 1, a hydraulic cylinder 2, an oil cylinder 3 and a buffer cavity 9, wherein an oil pump motor 4 is arranged at the upper end of the hydraulic pump housing 1, the oil pump motor 4 is connected with an oil pump 5, the oil pump 5 is arranged inside the oil cylinder 3, an oil hole 6 is arranged inside the oil cylinder 3, the oil hole 6 is connected with the buffer cavity 9, the buffer cavity 9 is connected with the hydraulic cylinder 2 through an oil delivery pipe 10, a piston 11 is arranged inside the hydraulic cylinder 2, and the piston 11 is fixedly connected with a piston rod 12.
Through the design, the oil pump 5 conveys the hydraulic oil in the oil cylinder 3 to the buffer cavity 9 through the oil hole 6, and when the hydraulic oil in the buffer cavity 9 reaches a certain pressure, the oil conveying pipe 10 conveys the hydraulic oil to the hydraulic cylinder 2, so as to push the piston 11 to move and drive the piston rod 12 to reciprocate.
Wherein, the inside of oilhole 6 is provided with solenoid valve 7, and the inside of cushion chamber 9 is provided with counter 8, and the inside of pneumatic cylinder 2 is provided with oil pressure sensor 15. The upper end of the oil pump motor 4 is provided with a controller 17, and the controller 17 is electrically connected with the oil pump motor 4, the electromagnetic valve 7, the counter 8 and the oil pressure sensor 15.
With this design, when the oil pump motor 4 is started, the oil pump 5 delivers the hydraulic oil in the oil cylinder 3 to the buffer chamber 9 through the oil hole 6, the electromagnetic valve 7 controls the opening and closing of the oil hole 6, and the gauge 8 measures the amount of hydraulic oil in the buffer chamber 9. When the hydraulic oil in the buffer cavity 9 reaches a certain pressure, the oil delivery pipe 10 delivers the hydraulic oil into the hydraulic cylinder 2, and the piston 11 is pushed to move so as to drive the piston rod 12 to reciprocate. The oil pressure sensor 15 detects the hydraulic oil pressure in the hydraulic cylinder 2 and transmits a signal to the controller 17. The controller 17 adjusts the rotation speed of the oil pump motor 4 and the switching time of the electromagnetic valve 7 according to the signals, so that the energy loss is reduced as much as possible while the hydraulic pump meets the working requirements, and the energy-saving effect of the hydraulic pump can be realized.
In other embodiments, piston rod 12 is fixedly coupled to trunnion 14 through guide tube 13.
By this design, the guiding cylinder 13 can ensure that the piston rod 12 will not deviate from the axis during movement, reducing friction and wear. The trunnion 14 may be coupled to other mechanical components to provide for the cooperative operation of the hydraulic pump with other equipment, thereby improving the operational stability and longevity of the hydraulic pump.
In other embodiments, one side of the cylinder 3 is provided with a filler port 16.
By this design, the oil filler 16 can be used to supplement or replace hydraulic oil into the cylinder 3, ensuring the normal operation of the hydraulic pump. The oil filler 16 may also be used to discharge gas or foreign matter in the oil cylinder 3, improving efficiency and safety of the hydraulic pump, so that maintenance and service of the hydraulic pump may be conveniently performed.
In this embodiment, when the oil pump motor 4 is started, the oil pump 5 delivers the hydraulic oil in the oil cylinder 3 to the buffer chamber 9 through the oil hole 6, the electromagnetic valve 7 controls the opening and closing of the oil hole 6, and the gauge 8 measures the amount of hydraulic oil in the buffer chamber 9. When the hydraulic oil in the buffer cavity 9 reaches a certain pressure, the oil delivery pipe 10 delivers the hydraulic oil into the hydraulic cylinder 2, and the piston 11 is pushed to move so as to drive the piston rod 12 to reciprocate. The oil pressure sensor 15 detects the hydraulic oil pressure in the hydraulic cylinder 2 and transmits a signal to the controller 17. The controller 17 adjusts the rotation speed of the oil pump motor 4 and the switching time of the electromagnetic valve 7 according to the signals, so that the energy loss is reduced as much as possible while the hydraulic pump meets the working requirements, and the energy-saving effect of the hydraulic pump can be realized.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides an energy-saving hydraulic pump, includes hydraulic pump casing (1), pneumatic cylinder (2), hydro-cylinder (3) and cushion chamber (9), its characterized in that, the upper end of hydraulic pump casing (1) is provided with oil pump motor (4), and oil pump motor (4) connect oil pump (5), and oil pump (5) set up inside hydro-cylinder (3), and the inside of hydro-cylinder (3) is provided with oilhole (6), and cushion chamber (9) are connected in oilhole (6), and the inside of oilhole (6) is provided with solenoid valve (7), and the inside of cushion chamber (9) is provided with counter (8).
2. An energy-saving hydraulic pump according to claim 1, characterized in that the buffer chamber (9) is connected with the hydraulic cylinder (2) through an oil feed pipe (10), a piston (11) is arranged in the hydraulic cylinder (2), and the piston (11) is fixedly connected with a piston rod (12).
3. An energy efficient hydraulic pump according to claim 1, characterized in that the hydraulic cylinder (2) is internally provided with an oil pressure sensor (15).
4. An energy efficient hydraulic pump according to claim 2, characterized in that the piston rod (12) is fixedly connected to the trunnion (14) through the guide cylinder (13).
5. An energy efficient hydraulic pump according to claim 1, characterized in that one side of the cylinder (3) is provided with a filler opening (16).
6. An energy-saving hydraulic pump according to claim 1, characterized in that a controller (17) is arranged at the upper end of the oil pump motor (4), and the controller (17) is electrically connected with the oil pump motor (4), the electromagnetic valve (7), the meter (8) and the oil pressure sensor (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322966701.8U CN221096749U (en) | 2023-11-03 | 2023-11-03 | Energy-saving hydraulic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322966701.8U CN221096749U (en) | 2023-11-03 | 2023-11-03 | Energy-saving hydraulic pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221096749U true CN221096749U (en) | 2024-06-07 |
Family
ID=91309534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322966701.8U Active CN221096749U (en) | 2023-11-03 | 2023-11-03 | Energy-saving hydraulic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221096749U (en) |
-
2023
- 2023-11-03 CN CN202322966701.8U patent/CN221096749U/en active Active
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