CN217107639U - Hydraulic pressure intensity automatic regulating device - Google Patents
Hydraulic pressure intensity automatic regulating device Download PDFInfo
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- CN217107639U CN217107639U CN202220681442.7U CN202220681442U CN217107639U CN 217107639 U CN217107639 U CN 217107639U CN 202220681442 U CN202220681442 U CN 202220681442U CN 217107639 U CN217107639 U CN 217107639U
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Abstract
The utility model provides an automatic regulating apparatus of hydraulic pressure, comprises a sea, set up the oil transportation passageway in the pedestal, install the flow valve on the oil transportation passageway, be provided with the pressure regulating valve rod on the flow valve, install the pressure caliber on the oil transportation passageway, be fixed with step motor on the pedestal, step motor's output shaft pressure regulating valve rod is provided with the controller on the pedestal, the input and the pressure caliber electric connection of controller, the output and the step motor electric connection of controller, the utility model discloses rational in infrastructure, according to the pressure survey of pressure caliber, the controller is according to setting for the accurate pressure regulating valve rod of controlling of pressure numerical control step motor, and the hydraulic pressure of letting hydraulic circuit is more accurate, and hydraulic pressure control precision is high, and hydraulic system working pressure is more steady without impact.
Description
Technical Field
The utility model relates to a hydraulic pressure adjusting device especially relates to a hydraulic pressure automatic regulating apparatus, belongs to hydraulic means technical field.
Background
The working pressure of a hydraulic system depends on the size of a load, the total load of an execution element is required to be accurately adjusted and controlled, the pressure of the hydraulic system is generally required to be accurately adjusted and controlled in order to keep the hydraulic system at a stable working pressure or work within a certain pressure range, a pressure regulating valve can be adopted in a hydraulic circuit to regulate the hydraulic pressure, a regulating valve rod of the pressure regulating valve is regulated to regulate the hydraulic pressure, in the process of operating the regulating valve rod, the hydraulic pressure is generally controlled by manually regulating the regulating valve rod, the hydraulic pressure precision is controlled by manually controlling the regulating valve rod, the regulating precision is inaccurate, meanwhile, the operation is complicated, and the hydraulic pressure is also unstable. Therefore, a structure which can automatically operate and accurately adjust and adjust the valve rod is lacked for a long time, so that the working pressure of a hydraulic system is stable and has no impact, the hydraulic pressure curve is smooth, the hydraulic pressure is constant in pressure continuously, and the hydraulic execution element works stably.
Disclosure of Invention
The utility model aims at controlling hydraulic pressure precision inaccurately to the pressure regulating valve rod on the manual control hydraulic circuit of manual work, the while operation is more loaded down with trivial details, and hydraulic pressure is unstable defect and not enough yet, provides a rational in infrastructure now, can automatic control and accurate regulation pressure regulating valve rod, lets hydraulic system operating pressure steady, lets a hydraulic pressure automatic regulating apparatus of hydraulic actuator job stabilization.
In order to achieve the above object, the technical solution of the present invention is: the utility model provides a hydraulic pressure intensity automatic regulating apparatus, includes the pedestal, its characterized in that: an oil conveying channel is formed in the seat body, one end of the oil conveying channel is an oil inlet, the other end of the oil conveying channel is an oil outlet, a flow valve is installed on the oil conveying channel, a pressure regulating valve rod is arranged on the flow valve, a pressure measurer is installed on the oil conveying channel between the flow valve and the oil outlet, a stepping motor is fixed on the seat body, an output shaft of the stepping motor is coaxially connected with a connecting sleeve through a stepping motor coupler, the connecting sleeve is coaxially connected with the pressure regulating valve rod, a controller is arranged on the seat body, the input end of the controller is electrically connected with the pressure measurer, and the output end of the controller is electrically connected with the stepping motor.
Furthermore, the step motor is fixed with the seat body through the connecting cylinder and the coaxial cylinder, the connecting cylinder is fixedly connected with the outer shell at the output shaft end of the step motor, the output shaft of the step motor and the step motor coupler are positioned in the connecting cylinder and coaxial with the connecting cylinder, the lower end of the connecting cylinder is fixedly connected with the coaxial cylinder, the connecting sleeve and the pressure regulating valve rod are positioned in the coaxial cylinder and coaxial with the coaxial cylinder, and the lower end of the coaxial cylinder is fixed with the seat body.
Furthermore, a coupler input shaft is arranged at the upper end of the stepping motor coupler, a coupler output shaft is arranged at the lower end of the stepping motor coupler, and the output shaft of the stepping motor is coaxially connected with the coupler input shaft.
Furthermore, a coupling output shaft at the lower end of the stepping motor coupling is inserted into the connecting sleeve, and the coupling output shaft is connected with the connecting sleeve through a coupling pin.
Furthermore, the oil inlet and the oil outlet are respectively provided with an oil pipe joint, and the oil outlet is connected with a hydraulic jack through an oil pipe.
The utility model has the advantages that:
the utility model discloses it is rational in infrastructure, carry out the hydraulic pressure survey through the pressure caliber, will survey pressure numerical value feedback to controller, the controller is according to setting for the accurate pressure regulating valve rod of controlling of pressure numerical control step motor, and the hydraulic pressure that lets hydraulic circuit is more accurate, and hydraulic pressure control accuracy is high, and hydraulic system working pressure is steady not have the impact, and the hydraulic pressure curve is level and smooth, and hydraulic pressure lasts the constant voltage, lets hydraulic actuator work more stable.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of the present invention a-a.
Fig. 3 is a schematic structural view from above of the present invention.
In the figure: the pressure measuring device comprises a base body 1, an oil conveying channel 2, an oil inlet 3, an oil outlet 4, a flow valve 5, a pressure regulating valve rod 6, a stepping motor 7, a stepping motor coupler 8, a pressure intensity measurer 9, a coaxial cylinder 10, a connecting sleeve 11, a connecting shaft pin 12 and a connecting cylinder 13.
Detailed Description
The invention is described in further detail below with reference to the following description of the drawings and the detailed description.
Referring to fig. 1 to 3, the utility model discloses a hydraulic pressure automatic regulating apparatus, including pedestal 1, its characterized in that: oil delivery passageway 2 has been seted up in the pedestal 1, and the one end of oil delivery passageway 2 is oil inlet 3, and the other end of oil delivery passageway 2 is oil-out 4, installs flow valve 5 on the oil delivery passageway 2, is provided with pressure regulating valve rod 6 on the flow valve 5, is located and installs pressure measurement ware 9 on the oil delivery passageway 2 between flow valve 5 and oil-out 4, is fixed with step motor 7 on the pedestal 1, and step motor 7's output shaft passes through step motor shaft coupling 8 coaxial coupling connecting sleeve 11, connecting sleeve 11 coaxial coupling pressure regulating valve rod 6, be provided with the controller on the pedestal 1, the input and the 9 electric connection of pressure measurement ware of controller, the output and the 7 electric connection of step motor of controller.
The upper end of the step motor coupler 8 is provided with a coupler input shaft, the lower end of the step motor coupler 8 is provided with a coupler output shaft, and the output shaft of the step motor 7 is coaxially connected with the coupler input shaft.
And a coupling output shaft at the lower end of the stepping motor coupling 8 is inserted into the connecting sleeve 11, and is connected with the connecting sleeve 11 through a coupling pin 12.
And the oil inlet 3 and the oil outlet 4 are respectively provided with an oil pipe joint, and the oil outlet 4 is connected with a hydraulic jack through an oil pipe.
As shown in the attached drawing, one side of the seat body 1 is provided with an oil inlet 3, the other side of the seat body 1 is provided with an oil outlet 4, an oil conveying channel 2 is arranged in the seat body 1, and the oil inlet 3 is communicated with the oil outlet 4 through the oil conveying channel 2. The flow valve 5 is arranged on the oil conveying channel 2, the flow valve 5 is used for controlling the flow of hydraulic oil flowing through the oil conveying channel 2, the flow of the hydraulic oil flowing out of the oil outlet 4 can be controlled by adjusting the flow valve 5, and the pressure of the hydraulic oil flowing out of the oil outlet 4 is higher when the flow of the hydraulic oil flowing out of the oil outlet 4 is higher. The flow valve 5 is provided with a pressure regulating valve rod 6 for regulating the flow, and the pressure regulating valve rod 6 extends out of the seat body 1.
The hydraulic oil enters the oil inlet 3, then passes through the flow valve 5 and flows out of the oil outlet 4. Oil pipe joints are respectively installed on the oil inlet 3 and the oil outlet 4, the oil inlet 3 is connected with a hydraulic pump through an oil pipe, and the oil outlet 4 is connected with a hydraulic jack through an oil pipe. After the hydraulic pump is started, hydraulic oil enters the oil inlet 3, then the flow of the hydraulic oil is adjusted through the flow valve 5, then the oil is discharged from the oil outlet 4, and finally hydraulic loads such as a hydraulic jack and the like are pushed.
In order to make the hydraulic pump start smoothly without impact, make the hydraulic pressure curve smooth, and keep the hydraulic pressure constant continuously, it is necessary to accurately control the flow of the hydraulic oil. To allow the flow of hydraulic oil to be accurately controlled, the size of the flow valve 5 needs to be accurately adjusted.
In order to accurately adjust the size of the flow valve 5, a stepping motor 7 is fixed on the base body 1, and the pressure adjusting valve rod 6 is accurately adjusted through the stepping motor 7. Accurate control stepper motor can accurate regulation pressure regulating valve rod 6, in order to let the accurate drive of stepper motor, install pressure measurement ware 9 on the oil delivery passageway 2 between flow valve 5 and oil-out 4, pressure measurement ware 9 is used for measuring the hydraulic pressure of the hydraulic oil of outflow oil-out 4, be provided with the controller on the pedestal 1, the input and the 9 electric connection of pressure measurement ware of controller, the output and the 7 electric connection of stepper motor of controller. The pressure measurer 9 measures the hydraulic pressure of hydraulic oil, feeds the measured pressure value back to the controller, and the controller accurately drives the stepping motor 7 according to the set pressure value, and the hydraulic pressure is adjusted by accurately adjusting the pressure adjusting valve rod 6 through the stepping motor 7.
The connection mode of the stepping motor 7 and the pressure regulating valve rod 6 is various, and a specific connection mode is listed here: the output shaft of the stepping motor 7 is coaxially connected with a connecting sleeve 11 through a stepping motor coupler 8, and the connecting sleeve 11 is coaxially connected with the pressure regulating valve rod 6. The stepping motor 7 is fixed with the base body 1 through the connecting cylinder 13 and the coaxial cylinder 10, the outer shell body of the output shaft end of the stepping motor 7 is fixedly connected with the connecting cylinder 13, the output shaft of the stepping motor 7 and the stepping motor coupler 8 are positioned in the connecting cylinder 13 and coaxial with the connecting cylinder 13, the lower end of the connecting cylinder 13 is fixedly connected with the coaxial cylinder 10, the connecting sleeve 11 and the pressure regulating valve rod 6 are positioned in the coaxial cylinder 10 and coaxial with the coaxial cylinder 10, and the lower end of the coaxial cylinder 10 is fixed with the base body 1. The upper end of the step motor coupler 8 is provided with a coupler input shaft, the lower end of the step motor coupler 8 is provided with a coupler output shaft, and the output shaft of the step motor 7 is coaxially connected with the coupler input shaft. The output shaft of the coupler at the lower end of the step motor coupler 8 is inserted into the connecting sleeve 11, and the output shaft of the coupler is connected with the connecting sleeve 11 through the coupling pin 12.
The output shaft of the stepping motor 7 drives the input shaft of the stepping motor coupler 8 to drive the output shaft of the stepping motor coupler 8, the output shaft of the stepping motor coupler 8 drives the connecting sleeve 11 through the coupling pin 12, and the connecting sleeve 11 drives the pressure regulating valve rod 6, so that the stepping motor 7 is realized to regulate the pressure regulating valve rod 6.
The working principle is as follows: firstly, hydraulic oil enters from an oil inlet 3, firstly, a pressure measurer 9 measures hydraulic pressure, measured pressure values are fed back to a controller, and the controller adjusts the hydraulic pressure through a stepping motor 7 according to set pressure values. The principle is that the controller transmits control information to the stepping motor 7, the stepping motor 7 is started, and the stepping motor 7 is used for adjusting the pressure regulating valve rod 6 on the flow valve 5, so that the hydraulic flow pressure is adjusted. An oil outlet 4 on the base body 1 is connected with a hydraulic jack, and the similar steps are operated circularly. Through the accurate control to hydraulic oil pressure for the hydraulic pump starts steadily and does not have the impact, and hydraulic pressure intensity curve is smooth, keeps hydraulic pressure intensity and lasts the constant voltage.
The above description is for further details of the present invention, and the detailed implementation of the present invention is not limited to these descriptions, and for those skilled in the art to which the present invention pertains, the present invention can be easily replaced, modified and changed without departing from the inventive concept of the present invention, and all of the simple replacements, modifications and changes should be considered as belonging to the protection scope of the present invention.
Claims (5)
1. The utility model provides a hydraulic pressure intensity automatic regulating apparatus, includes pedestal (1), its characterized in that: an oil conveying channel (2) is arranged in the base body (1), one end of the oil conveying channel (2) is an oil inlet (3), the other end of the oil conveying channel (2) is an oil outlet (4), a flow valve (5) is installed on the oil conveying channel (2), a pressure regulating valve rod (6) is arranged on the flow valve (5), a pressure measurer (9) is installed on the oil conveying channel (2) between the flow valve (5) and the oil outlet (4), a stepping motor (7) is fixed on the base body (1), an output shaft of the stepping motor (7) is coaxially connected with a connecting sleeve (11) through a stepping motor coupler (8), and the connecting sleeve (11) is coaxially connected with the pressure regulating valve rod (6), the pressure measuring device is characterized in that a controller is arranged on the seat body (1), the input end of the controller is electrically connected with the pressure measuring device (9), and the output end of the controller is electrically connected with the stepping motor (7).
2. A hydraulic pressure automatic adjusting apparatus according to claim 1, characterized in that: step motor (7) are fixed mutually with pedestal (1) through connecting cylinder (13) and coaxial section of thick bamboo (10), the shell body coupling of step motor (7) output shaft end is fixed with connecting cylinder (13), the output shaft of step motor (7) and step motor shaft coupling (8) are located connecting cylinder (13) and with connecting cylinder (13) coaxial, the fixed coaxial section of thick bamboo (10) is connected to the lower extreme of connecting cylinder (13), connecting sleeve (11) and pressure regulating valve rod (6) are located coaxial section of thick bamboo (10) and with coaxial section of thick bamboo (10) coaxial, the lower extreme and pedestal (1) of coaxial section of thick bamboo (10) are fixed mutually.
3. A hydraulic pressure automatic adjusting apparatus according to claim 1, characterized in that: the upper end of the stepping motor coupler (8) is provided with a coupler input shaft, the lower end of the stepping motor coupler (8) is provided with a coupler output shaft, and the output shaft of the stepping motor (7) is coaxially connected with the coupler input shaft.
4. A hydraulic pressure automatic adjusting apparatus according to claim 1, characterized in that: the output shaft of the coupler at the lower end of the stepping motor coupler (8) is inserted into the connecting sleeve (11), and the output shaft of the coupler is connected with the connecting sleeve (11) through the coupling pin (12).
5. A hydraulic pressure automatic adjusting apparatus according to claim 1, characterized in that: and the oil inlet (3) and the oil outlet (4) are respectively provided with an oil pipe joint, and the oil outlet (4) is connected with a hydraulic jack through an oil pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220681442.7U CN217107639U (en) | 2022-03-28 | 2022-03-28 | Hydraulic pressure intensity automatic regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220681442.7U CN217107639U (en) | 2022-03-28 | 2022-03-28 | Hydraulic pressure intensity automatic regulating device |
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| Publication Number | Publication Date |
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| CN217107639U true CN217107639U (en) | 2022-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220681442.7U Active CN217107639U (en) | 2022-03-28 | 2022-03-28 | Hydraulic pressure intensity automatic regulating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024187837A1 (en) * | 2023-03-10 | 2024-09-19 | 广东格米莱智能科技有限公司 | Boiler multi-heating and pressure-variation system for coffee machine |
-
2022
- 2022-03-28 CN CN202220681442.7U patent/CN217107639U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024187837A1 (en) * | 2023-03-10 | 2024-09-19 | 广东格米莱智能科技有限公司 | Boiler multi-heating and pressure-variation system for coffee machine |
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