CN110906011A - Electrohydraulic integrated control valve - Google Patents

Electrohydraulic integrated control valve Download PDF

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Publication number
CN110906011A
CN110906011A CN201911285417.6A CN201911285417A CN110906011A CN 110906011 A CN110906011 A CN 110906011A CN 201911285417 A CN201911285417 A CN 201911285417A CN 110906011 A CN110906011 A CN 110906011A
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CN
China
Prior art keywords
valve
component
hydraulic
assembly
driving
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Granted
Application number
CN201911285417.6A
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Chinese (zh)
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CN110906011B (en
Inventor
吴松
曹月秋
石峰
张志国
邵林
路海晋
何胜昌
黎春梅
谭术洋
周宁
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ANSHAN SOLENOID VALVE Co Ltd
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ANSHAN SOLENOID VALVE Co Ltd
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Priority to CN201911285417.6A priority Critical patent/CN110906011B/en
Publication of CN110906011A publication Critical patent/CN110906011A/en
Application granted granted Critical
Publication of CN110906011B publication Critical patent/CN110906011B/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
    • F16K31/124—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston servo actuated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/44—Mechanical actuating means
    • F16K31/60—Handles

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mechanically-Actuated Valves (AREA)

Abstract

The application relates to the technical field of valves, in particular to an electro-hydraulic integrated control valve which comprises a valve component, a reset component and a driving component; the driving end of the driving component is connected with a hand wheel of the valve component, and the other end of the driving component is contacted with the resetting component; when the driving assembly is started, the driving assembly moves along the first direction and presses the resetting assembly so as to drive the handle mechanism of the valve assembly to rotate along the second direction, so that the first flow passage of the control valve assembly is opened and the second flow passage of the control valve assembly is closed; when the driving assembly stops working, the reset assembly resets and drives the driving assembly to move along the third direction so as to drive the handle mechanism of the valve assembly to rotate along the fourth direction, and the first flow passage and the second flow passage of the control valve assembly are closed and opened. The valve clack action on the valve component is driven by the driving component in the application, so that the opening of a first flow passage of the valve component, the closing of a second flow passage or the opening of the second flow passage and the closing of the first flow passage are controlled, and the regulation and control are more accurate.

Description

Electrohydraulic integrated control valve
Technical Field
The application relates to the technical field of valves, in particular to an electro-hydraulic integrated control valve.
Background
The control valve is the most common control valve on a modern chemical process pipeline and is used for controlling the flowing direction and the on-off of liquid on the pipeline.
Most of existing control valves are provided with auxiliary operating mechanisms to assist in controlling the on-off of pipelines and the flow direction of liquid in the pipelines, however, the auxiliary operating mechanisms are generally manually operated, so that the operation efficiency is low, and the requirements of modern processes cannot be met.
Disclosure of Invention
The application aims to provide an electricity and liquid integral type control valve improves control valve auxiliary operation mechanism's operating efficiency to a certain extent.
The application provides an electro-hydraulic integrated control valve, which comprises a valve component, a reset component and a driving component;
the driving end of the driving assembly is connected with a hand wheel of the valve assembly, and the other end of the driving assembly can be in contact with the resetting assembly;
when the driving assembly is started to work, the driving assembly can move along a first direction and press the resetting assembly to deform the resetting assembly so as to drive the handle mechanism of the valve assembly to rotate along a second direction, so that the valve clack in the valve assembly acts, and the first flow passage and the second flow passage of the valve assembly are controlled to be opened and closed;
when the driving assembly stops working, the resetting assembly resets and drives the driving assembly to move along the third direction so as to drive the handle mechanism of the valve assembly to rotate along the fourth direction, so that the valve clack in the valve assembly acts again, and the first flow passage and the second flow passage of the valve assembly are controlled to be closed and opened.
In the above technical solution, further, the valve assembly includes a valve body, a valve rod, a handwheel, an elastic member, a valve rod nut, a valve flap, an upper valve seat, a lower valve seat, the handle mechanism, and the valve flap;
a cavity is formed in the valve body, the valve rod is positioned in the cavity, the valve rod nut is connected to the valve rod in a threaded mode, and the elastic piece is sleeved on the valve rod and abutted between the valve body and the valve rod nut; a gap is formed between the valve rod nut and the valve body;
the hand wheel is positioned outside the valve body, one end of the valve rod is connected with the hand wheel, and the other end of the valve rod is connected with the valve clack; the hand wheel can drive the valve rod to move along the first direction so that the valve clack is contacted with the upper valve seat to open the first flow passage and close the second flow passage, or the hand wheel can drive the valve rod to move along the third direction so that the valve clack is contacted with the lower valve seat to close the first flow passage and open the second flow passage;
the handle mechanism comprises a handle and a rotating shaft which rotates synchronously with the handle, and the handle is connected with the driving end; the part of the rotating shaft is in reducing arrangement; the reducing part of the rotating shaft is located in the gap, so that the rotation of the rotating shaft can drive the valve rod nut and the valve rod to move along a first direction or a third direction.
In the above technical solution, further, the rotating shaft includes an abutting portion and a clamping portion, and the two ends of the abutting portion are both provided with the clamping portions;
an installation cavity is formed between the abutting part and the clamping part and is used for accommodating the valve rod nut;
when the hand wheel is rotated clockwise, the valve clack is contacted with the upper valve seat, and the handle drives the rotating shaft to rotate so that the abutting part is contacted with the valve rod nut;
when the hand wheel is rotated anticlockwise, the valve clack is contacted with the lower valve seat, and the handle drives the rotating shaft to rotate, so that the mounting cavity is contacted with the valve rod nut.
In the above technical solution, further, the driving assembly includes a power member and a hydraulic member;
the hydraulic component comprises a hydraulic cylinder and a piston component arranged in a cylinder body of the hydraulic cylinder; one end of the piston member forms the drive end;
the power member is in communication with the hydraulic member for providing hydraulic power to the hydraulic member.
In the above technical solution, further, the power member includes a motor, a gear pump, and an oil tank;
the output shaft of the motor is connected with the gear pump, and the gear pump is respectively communicated with the oil tank and the cylinder body of the hydraulic cylinder so as to input hydraulic oil into the cylinder body of the hydraulic cylinder to enable the piston component to move towards the first direction or discharge the hydraulic oil in the cylinder body of the hydraulic cylinder to enable the piston component to move towards the third direction.
In the above technical solution, further, the piston member includes a piston, a piston rod, and a trigger;
the piston rod is arranged on one side of the piston, the driving end is formed on the piston rod, and the trigger piece is arranged on the other side of the piston and faces the reset assembly.
In the above technical solution, further, the reset component is located in the cylinder body of the hydraulic cylinder, and the reset component includes a spring, an end cover, and an inductive switch disposed on the end cover;
in the process that the piston rod moves along the first direction, the trigger piece can trigger the inductive switch to stop the motor.
In the above technical solution, further, the power member further includes a check valve, and the check valve is disposed between the oil tank and the hydraulic cylinder, so that hydraulic oil in the oil tank flows into the cylinder body of the hydraulic cylinder in a one-way manner.
In the above technical solution, further, the driving assembly further includes a three-way valve, one end of the three-way valve is a closed end, one end of the three-way valve is communicated with the oil tank, and the other end of the three-way valve is communicated with the cylinder body of the hydraulic cylinder;
when the motor stops driving, the three-way valve is communicated with the oil tank and the cylinder body of the hydraulic cylinder; when the motor is driven, the three-way valve is communicated with the closed end and the oil tank or the cylinder body of the hydraulic cylinder.
In the above technical solution, further, the valve assembly further comprises a support, one end of the support is fixed to the valve assembly, the other end of the support is fixed to the driving assembly, and the support is used for connecting the valve assembly and the driving assembly.
Compared with the prior art, the beneficial effect of this application is:
the application provides an electro-hydraulic integrated control valve, which comprises a valve component, a reset component and a driving component; the driving end of the driving assembly is connected with a hand wheel of the valve assembly, and the other end of the driving assembly can be in contact with the resetting assembly;
particularly, thereby utilize the valve clack action on the drive valve subassembly of drive assembly in this application, and then the first flow passage of control valve subassembly is opened, the second flow passage is closed or the second flow passage is opened, first flow passage is closed, has realized automatic formula control, and with adopting manual regulation and control valve among the prior art, its regulation and control is more accurate, and efficiency is higher.
Drawings
In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of an electro-hydraulic integrated control valve provided in an embodiment of the present application;
FIG. 2 is a side view of an electro-hydraulic integrated control valve provided by an embodiment of the application;
FIG. 3 is a top view of an electro-hydraulic integrated control valve provided by an embodiment of the application;
FIG. 4 is a cross-sectional view of a valve assembly of an electro-hydraulic integrated control valve provided in an embodiment of the present application;
FIG. 5 is a cross-sectional view of a drive assembly and a reset assembly of an electro-hydraulic integrated control valve provided by an embodiment of the present application;
FIG. 6 is a sectional view of a rotating shaft of the electro-hydraulic integrated control valve provided by the embodiment of the application.
In the figure:
1-a valve assembly; 101-a valve flap; 103-a valve stem; 104-handwheel; 105-an elastic member; 106-valve stem nut; 107-upper valve seat; 108-lower valve seat; 109-a handle; 110-a rotating shaft; 111-an abutment; 112-a clamping part;
2-a reset component; 201-a spring; 202-end cap;
3-a drive assembly; 301-a motor; 302-gear pump; 303-oil tank; 304-support.
Detailed Description
The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The present application is further explained with reference to fig. 1, 2, 3, 4, 5 and 6, and provides an electro-hydraulic integrated control valve, which includes a valve assembly 1, a reset assembly 2 and a driving assembly 3;
the driving end of the driving component 3 is connected with a handwheel 104 of the valve component, and the other end of the driving component 3 can be contacted with the resetting component 2;
when the driving component 3 is started to work, the driving component 3 can move along a first direction and press the resetting component 2 to deform the resetting component so as to drive the handle mechanism of the valve component 1 to rotate along a second direction, so that the valve clack 101 in the valve component 1 acts, and the first flow passage of the valve component 1 is controlled to be opened and the second flow passage of the valve component 1 is controlled to be closed;
when the driving component 3 stops working, the resetting component 2 resets and drives the driving component 3 to move along the third direction so as to drive the handle mechanism of the valve component 1 to rotate along the fourth direction, so that the valve clack 101 in the valve component 1 acts again, and the first flow passage of the valve component 1 is controlled to be closed and the second flow passage of the valve component 1 is controlled to be opened.
Thereby utilize the valve clack 101 action on the drive assembly 3 drive valve assembly 1 in this application, and then the first flow path of control valve assembly 1 is opened, the second flow path is closed or the second flow path is opened, first flow path is closed, has realized automatic formula control, and adopts manual regulation and control among the prior art, and its regulation and control is more accurate, and efficiency is higher.
For convenience of description, according to the practical use condition of the control valve, taking the vertical placement of the electro-hydraulic integrated control valve as an example, that is, the valve component 1 and the driving component 3 in the present application are both vertically placed, the first direction in the present application is a vertical downward direction, the third direction is a vertical upward direction, the second direction is a horizontal clockwise rotation direction, and the fourth direction is a horizontal counterclockwise rotation direction (the specified directions are also applicable to the following embodiments).
In this embodiment, as shown in fig. 4, the valve assembly 1 includes a valve body, a valve stem 103, a handwheel 104, an elastic member 105, a stem nut 106, a valve flap 101, an upper valve seat 107, a lower valve seat 108, the handle mechanism, and the valve flap 101;
a cavity is formed in the valve body, the valve rod 103 is positioned in the cavity, the valve rod nut 106 is connected to the valve rod 103 in a threaded manner, and the elastic piece 105 is sleeved on the valve rod 103 and abutted between the valve body and the valve rod nut 106; a gap is formed between the valve stem nut 106 and the valve body;
the handwheel 104 is positioned outside the valve body, one end of the valve rod 103 is connected with the handwheel 104, and the other end of the valve rod 103 is connected with the valve flap 101; the handwheel 104 rotates to drive the valve rod 103 to move along the first direction so that the valve flap 101 is in contact with the lower valve seat 108 to open the second flow passage, close the first flow passage, or the handwheel 104 rotates to drive the valve rod 103 along the third direction so that the valve flap 101 is in contact with the upper valve seat 107 to close the second flow passage and open the first flow passage;
in this embodiment, as shown in fig. 6, the handle mechanism includes a handle 109 and a rotating shaft 110 rotating synchronously with the handle 109, and the handle 109 is connected to the driving end; when the driving end drives the handle 109 to move along the first direction, the rotating shaft 110 can rotate along the second direction, and when the driving end drives the handle 109 to move along the third direction, the rotating shaft 110 can rotate along the fourth direction.
In this embodiment, as shown in fig. 6, in order to ensure that the rotating shaft 110 can lock the valve-stem nut 106 during the rotation process, the rotating shaft 110 includes an abutting portion 111 and a clamping portion 112, and the two ends of the abutting portion 111 are both provided with the clamping portion 112; an installation cavity is formed between the abutting part 111 and the clamping part 112, and the installation cavity can accommodate the valve rod nut 106;
when the handwheel 104 is rotated clockwise, the valve flap 101 contacts the upper valve seat 107, and the handle 109 drives the rotating shaft 110 to rotate along the third direction under the action of the resetting component 2, so that the first end surface of the abutting part 111 contacts the valve rod nut 106.
When the handwheel 104 is rotated counterclockwise, the valve flap 101 contacts the lower valve seat 108, the handle 109 is driven by the driving component 3 to drive the rotating shaft 110 to rotate along the first direction, so that the second end surface of the abutting portion 111 (the first end surface of the abutting portion 111 and the second end surface of the abutting portion 111 are symmetrically arranged around the axis of the abutting portion 111) contacts the stem nut 106, that is, the mounting cavity contacts the stem nut 106 at this time.
In this embodiment, shown in connection with fig. 5, the drive assembly 3 comprises a power member and a hydraulic member; the hydraulic component comprises a hydraulic cylinder and a piston component arranged in a cylinder body of the hydraulic cylinder; one end of the piston member forms the drive end.
The power member is in communication with the hydraulic member for providing hydraulic power to the hydraulic member, and in particular, the hydraulic member is movable in the first direction when the power member is activated.
In this embodiment, as shown in fig. 5, the power components include a motor 301, a gear pump 302, and an oil tank 303; the output shaft of the motor 301 is connected to the gear pump 302, and the gear pump 302 is respectively communicated with the oil tank 303 and the cylinder body of the hydraulic cylinder, so that hydraulic oil is input into the cylinder body of the hydraulic cylinder to move the piston member in the first direction or discharged out of the cylinder body of the hydraulic cylinder to move the piston member in the third direction.
Specifically, the gear pump 302 is a rotary pump that delivers or pressurizes hydraulic oil by virtue of the change in displacement volume and movement between the pump cylinder and the meshing gear. More specifically, the gear pump 302 is composed of two gears, a pump body, and front and rear covers to form two closed spaces, and when the gears rotate, the volume of the space on the gear disengagement side is increased from small to large to form vacuum, and hydraulic oil is sucked in, and the volume of the space on the gear engagement side is decreased from large to small to squeeze hydraulic oil into the cylinder body of the hydraulic cylinder.
In this embodiment, shown in connection with fig. 5, the piston member comprises a piston, a piston rod and a trigger; the piston rod is arranged on one side of the piston, the driving end is formed on the piston rod, and the trigger piece is arranged on the other side of the piston and faces the reset assembly 2.
Specifically, a driving end is formed on the piston rod and connected with the handle 109 on the valve assembly 1, and when the resetting assembly 2 resets and drives the piston rod to move along the second direction, the driving end on the piston rod drives the handle 109 to rotate along the fourth direction, so as to drive the rotating shaft 110 to rotate along the fourth direction; when the motor 301 is started, the piston rod is driven to move along the first direction, the driving end on the piston rod drives the handle 109 to rotate along a third direction, and then the rotating shaft 110 is driven to rotate along the third direction.
In this embodiment, referring to fig. 5, the reset assembly 2 is located in the cylinder body of the hydraulic cylinder, and the reset assembly 2 includes a spring 201, an end cover 202, and an inductive switch disposed on the end cover 202; the spring 201 is connected with the piston assembly, specifically, when the motor 301 stops moving, the spring 201 resets to drive the piston assembly to move along the second direction, and when the motor 301 works, the piston assembly moves along the first direction to compress the spring 201.
In the process that the piston rod moves along the first direction, when the trigger part triggers the inductive switch, the motor 301 stops working, and the motor 301 stops moving, that is, hydraulic oil stops flowing into the cylinder body of the hydraulic cylinder from the oil tank 303.
In this embodiment, in order to ensure that when the motor 301 is turned on, hydraulic oil can flow from the oil tank 303 to the cylinder body of the hydraulic cylinder in one direction, and hydraulic oil is placed in the cylinder body, the power member further includes a one-way valve, and the one-way valve is disposed between the oil tank 303 and the hydraulic cylinder, so that the hydraulic oil in the oil tank 303 flows to the cylinder body of the hydraulic cylinder in one direction.
Specifically, the check valve refers to a check valve or a check valve, in which liquid can only flow along the inlet and the outlet medium cannot flow back.
In this embodiment, in order to ensure that hydraulic oil can flow from the cylinder of the hydraulic cylinder to the oil tank 303 when the motor 301 stops driving, hydraulic oil can flow from the oil tank 303 to the cylinder of the hydraulic cylinder when the motor 301 starts moving; the power component further comprises a three-way valve, one end of the three-way valve is a closed end, one end of the three-way valve is communicated with the oil tank 303, and the other end of the three-way valve is communicated with the cylinder body of the hydraulic cylinder.
When motor 301 stops to drive, three-way valve one end intercommunication oil tank 303, the other end intercommunication the cylinder body of pneumatic cylinder, reset on the piece spring 201 resets, the drive piston member in the cylinder body of pneumatic cylinder is followed the second direction motion, piston member is following during the second direction motion, the hydraulic oil in the cylinder body of compression pneumatic cylinder to make hydraulic oil can follow flow in the cylinder body of pneumatic cylinder oil tank 303.
When the motor 301 is driven, the closed end of the three-way valve closes a pipeline through which hydraulic oil flows from the cylinder body of the hydraulic cylinder to the oil tank 303, opens a pipeline through which hydraulic oil flows from the oil tank 303 to the cylinder body of the hydraulic cylinder, the motor 301 is driven to drive the gear pump 302 to work, the gear pump 302 can suck the hydraulic oil in the oil tank 303 into the cylinder body of the hydraulic cylinder, and the piston rod on the piston member can move along the first direction under the extrusion of the hydraulic oil.
In this embodiment, as shown in fig. 1, in order to ensure the stability between the valve assembly 1 and the driving assembly 3, the present application further includes a bracket 304, one end of the bracket 304 is fixed on the valve assembly, the other end of the bracket 304 is fixedly disposed on the driving assembly 3, and the bracket 304 is used for connecting the valve assembly and the driving assembly 3.
Specifically, one end of the bracket 304 is preferably connected to the valve assembly by a bolt, and the other end of the bracket 304 is preferably connected to the valve body by a bolt.
The operation process of the application in the practical application process is as follows:
firstly, the handwheel 104 is rotated counterclockwise in the vertical direction, when the handwheel 104 is rotated, the valve rod 103 is driven to move along the first direction (vertical downward movement) to make the valve flap 101 contact with the upper valve seat 107, at the moment, the first flow passage of the valve assembly 1 is closed, the second flow passage is opened, meanwhile, in order to ensure that the valve flap 101 can always contact with the upper valve seat 107, at the moment, the motor 301 stops driving, the spring 201 resets, the piston member is driven to move along the second direction (vertical upward movement), in the process of upward movement of the piston member, the driving end on the piston member drives the handle 109 to rotate along the fourth direction, and further drives the rotating shaft 110 to rotate along the fourth direction, at the moment, the second end face of the abutting part 111 of the rotating shaft 110 contacts with the valve rod nut 106, at the moment, the installation cavity contacts with the valve rod nut 106, namely, the spindle 110 is used to lock the stem nut 106 in the installation cavity, and the flow direction of the hydraulic oil at this time is as follows: flows into the oil tank 303 from the cylinder body of the hydraulic cylinder.
When a first flow passage of the valve assembly 1 needs to be opened and a second flow passage needs to be closed (three flow passage through holes are formed in a valve body of the valve assembly 1, namely a first flow passage through hole, a second flow passage through hole and a third flow passage through hole respectively, wherein the first flow passage means that the first flow passage through hole is communicated with the second flow passage through hole, and the second flow passage means that the second flow passage through hole is communicated with the third flow passage through hole), the motor 301 is started, the rotation of the motor 301 drives the gear pump 302 to rotate, so that hydraulic oil can be sucked from the oil tank 303 and conveyed into the cylinder body of the hydraulic cylinder, hydraulic oil in the cylinder body of the hydraulic cylinder drives the piston member to move along a first direction (vertically upward movement), at the moment, the driving end of the piston member drives the handle to rotate along the second direction, further drives the rotating shaft 110 to rotate along the second direction, and at the moment, the first end surface of the abutting part, the valve stem nut 106 moves downwards, the elastic member 105 resets, and the valve stem 103 moves downwards, so that the valve clack 101 contacts with the lower valve seat 108, namely, the first flow passage of the valve assembly 1 is opened and the second flow passage is closed.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application. Moreover, those skilled in the art will appreciate that while some embodiments herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the application and form different embodiments.

Claims (10)

1. The electro-hydraulic integrated control valve is characterized by comprising a valve component, a reset component and a driving component;
the driving end of the driving component is connected with the handle mechanism of the valve component, and the other end of the driving component can be in contact with the resetting component;
when the driving component is started, the driving component moves along a first direction and presses the resetting component to deform the resetting component so as to drive the handle mechanism of the valve component to rotate along a second direction, so that the valve clack in the valve component acts, and the first flow passage and the second flow passage of the valve component are controlled to be opened and closed;
when the driving assembly stops working, the resetting assembly resets and drives the driving assembly to move along the third direction so as to drive the handle mechanism of the valve assembly to rotate along the fourth direction, so that the valve clack in the valve assembly acts again, and the first flow passage and the second flow passage of the valve assembly are controlled to be closed and opened.
2. The electro-hydraulic integrated control valve of claim 1, wherein the valve assembly comprises a valve body, a valve stem, a handwheel, a resilient member, a stem nut, a valve flap, an upper valve seat, a lower valve seat, the handle mechanism, and the valve flap;
a cavity is formed in the valve body, the valve rod is positioned in the cavity, the valve rod nut is connected to the valve rod in a threaded mode, and the elastic piece is sleeved on the valve rod and abutted between the valve body and the valve rod nut; a gap is formed between the valve rod nut and the valve body;
the hand wheel is positioned outside the valve body, one end of the valve rod is connected with the hand wheel, and the other end of the valve rod is connected with the valve clack; the hand wheel rotates to drive the valve rod to move along the first direction, so that the valve clack is contacted with the lower valve seat to open the second flow passage and close the first flow passage; or the hand wheel rotates to drive the valve rod to move along the third direction, so that the valve clack is contacted with the upper valve seat to close the second flow passage and open the first flow passage.
3. The electro-hydraulic integrated control valve according to claim 2, wherein the handle mechanism comprises a handle and a rotating shaft which rotates synchronously with the handle, and the handle is connected with the driving end; the rotation of the rotating shaft can drive the valve rod nut and the valve rod to move along a first direction or a third direction.
4. The electro-hydraulic integrated control valve of claim 3, wherein the drive assembly includes a power component and a hydraulic component;
the hydraulic component comprises a hydraulic cylinder and a piston component arranged in a cylinder body of the hydraulic cylinder; the driving end is formed at one end of the piston member;
the power member is in communication with the hydraulic member for providing hydraulic power to the hydraulic member.
5. The electro-hydraulic integrated control valve of claim 4, wherein the power components include a motor, a gear pump, and a fuel tank;
the output shaft of the motor is connected with the gear pump, the gear pump is respectively communicated with the oil tank and the cylinder body of the hydraulic cylinder, so that hydraulic oil is input into the cylinder body of the hydraulic cylinder to enable the piston component to move towards the first direction, or the hydraulic oil in the cylinder body of the hydraulic cylinder is discharged to enable the piston component to move towards the third direction.
6. The electro-hydraulic integrated control valve of claim 5, wherein the piston member includes a piston, a piston rod, and a trigger;
the piston rod is arranged on one side of the piston, the driving end is formed on the piston rod, and the trigger piece is arranged on the other side of the piston and faces the reset assembly.
7. The electro-hydraulic integrated control valve of claim 6, wherein the reset assembly is located in a cylinder body of the hydraulic cylinder, and the reset assembly comprises a spring, an end cover and an inductive switch arranged on the end cover;
in the process that the piston rod moves along the first direction, the trigger piece can trigger the inductive switch so as to stop the motor.
8. The electro-hydraulic integrated control valve of claim 7, wherein the power component further comprises a check valve disposed between the oil tank and the hydraulic cylinder to provide one-way flow of hydraulic oil in the oil tank into the cylinder body of the hydraulic cylinder.
9. The electro-hydraulic integrated control valve according to claim 8, wherein the power member further comprises a three-way valve, one end of the three-way valve is a closed end, one end of the three-way valve is communicated with the oil tank, and the other end of the three-way valve is communicated with a cylinder body of the hydraulic cylinder;
when the motor stops driving, the three-way valve is communicated with the oil tank and the cylinder body of the hydraulic cylinder; when the motor is driven, the closed end of the three-way valve is used for disconnecting the oil tank from a pipeline connected with the cylinder body of the hydraulic cylinder.
10. The electro-hydraulic integrated control valve according to claim 8, further comprising a bracket, wherein one end of the bracket is fixed on the valve body, the other end of the bracket is fixedly arranged on the driving assembly, and the bracket is used for connecting the valve body and the driving assembly.
CN201911285417.6A 2019-12-13 2019-12-13 Electrohydraulic integrated control valve Active CN110906011B (en)

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Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0942517A (en) * 1995-07-27 1997-02-14 T V Valve Kk Driving device of operating shaft
EP1116908A1 (en) * 1999-06-29 2001-07-18 Ampo, S. Coop. Valve intended to be used in alumina production plants
DE10110585C1 (en) * 2001-03-06 2002-04-18 Kemper Gebr Gmbh & Co Kg Frost-proof water tap/faucet has an outflow housing with a swing/telescopic outflow pipe, contained within a box inserted into a wall recess with a front door flush with the outer wall surface
JP2006095150A (en) * 2004-09-30 2006-04-13 Kitaura Seisakusho:Kk Hydrant valve device, and fire hydrant apparatus
JP2009201888A (en) * 2008-02-29 2009-09-10 Kitaura Seisakusho:Kk Pressure reducing valve with water shut off function
CN101782151A (en) * 2009-01-20 2010-07-21 中芯国际集成电路制造(上海)有限公司 Manual control valve
CN203627838U (en) * 2013-12-31 2014-06-04 中国船舶重工集团公司第七�三研究所 Upward quick acting mechanism for valve rod of valve
CN204533558U (en) * 2015-03-17 2015-08-05 冈野集团有限公司 A kind of stop valve
JP2017172754A (en) * 2016-03-25 2017-09-28 共栄バルブ工業株式会社 Spherical valve for cryogenic temperature
CN207111948U (en) * 2017-08-10 2018-03-16 西尼（南京）阀门机械有限公司 A kind of Double-clack angle stop valves
CN108692038A (en) * 2018-05-28 2018-10-23 张家港富瑞阀门有限公司 A kind of Novel ultralow-temperature shut-off valve and its operational method
CN209309347U (en) * 2018-12-15 2019-08-27 阜宁联达机电制造有限公司 A kind of preferable valve of leakproofness
CN211145369U (en) * 2019-12-13 2020-07-31 鞍山电磁阀有限责任公司 Electrohydraulic integrated control valve

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0942517A (en) * 1995-07-27 1997-02-14 T V Valve Kk Driving device of operating shaft
EP1116908A1 (en) * 1999-06-29 2001-07-18 Ampo, S. Coop. Valve intended to be used in alumina production plants
DE10110585C1 (en) * 2001-03-06 2002-04-18 Kemper Gebr Gmbh & Co Kg Frost-proof water tap/faucet has an outflow housing with a swing/telescopic outflow pipe, contained within a box inserted into a wall recess with a front door flush with the outer wall surface
JP2006095150A (en) * 2004-09-30 2006-04-13 Kitaura Seisakusho:Kk Hydrant valve device, and fire hydrant apparatus
JP2009201888A (en) * 2008-02-29 2009-09-10 Kitaura Seisakusho:Kk Pressure reducing valve with water shut off function
CN101782151A (en) * 2009-01-20 2010-07-21 中芯国际集成电路制造(上海)有限公司 Manual control valve
CN203627838U (en) * 2013-12-31 2014-06-04 中国船舶重工集团公司第七�三研究所 Upward quick acting mechanism for valve rod of valve
CN204533558U (en) * 2015-03-17 2015-08-05 冈野集团有限公司 A kind of stop valve
JP2017172754A (en) * 2016-03-25 2017-09-28 共栄バルブ工業株式会社 Spherical valve for cryogenic temperature
CN207111948U (en) * 2017-08-10 2018-03-16 西尼（南京）阀门机械有限公司 A kind of Double-clack angle stop valves
CN108692038A (en) * 2018-05-28 2018-10-23 张家港富瑞阀门有限公司 A kind of Novel ultralow-temperature shut-off valve and its operational method
CN209309347U (en) * 2018-12-15 2019-08-27 阜宁联达机电制造有限公司 A kind of preferable valve of leakproofness
CN211145369U (en) * 2019-12-13 2020-07-31 鞍山电磁阀有限责任公司 Electrohydraulic integrated control valve

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
罗万里;: "用手轮对调节阀进行操作的原理和方法", 泸天化科技, no. 02, 15 June 2008 (2008-06-15) *
陆孝绍;: "超低温截止阀阀杆的技术改进", 石油化工自动化, no. 03, 20 June 2018 (2018-06-20) *

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