CN110388339A - A kind of full function intelligently electro-hydraulic coordinated control system and control method - Google Patents
A kind of full function intelligently electro-hydraulic coordinated control system and control method Download PDFInfo
- Publication number
- CN110388339A CN110388339A CN201910781841.3A CN201910781841A CN110388339A CN 110388339 A CN110388339 A CN 110388339A CN 201910781841 A CN201910781841 A CN 201910781841A CN 110388339 A CN110388339 A CN 110388339A
- Authority
- CN
- China
- Prior art keywords
- solenoid valve
- electro
- valve
- oil outlet
- oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000004146 energy storage Methods 0.000 claims abstract description 37
- 239000002828 fuel tank Substances 0.000 claims abstract description 4
- 230000005611 electricity Effects 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 3
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009355 double cropping Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/02—Installations or systems with accumulators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/088—Characterised by the construction of the motor unit the motor using combined actuation, e.g. electric and fluid actuation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/08—Servomotor systems incorporating electrically operated control means
-
- 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
- F16K31/1245—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston servo actuated with more than one valve
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/044—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by electrically-controlled means, e.g. solenoids, torque-motors
- F15B2013/0448—Actuation by solenoid and permanent magnet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B2015/206—Combined actuation, e.g. electric and fluid actuated
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/63—Electronic controllers
- F15B2211/6303—Electronic controllers using input signals
- F15B2211/6306—Electronic controllers using input signals representing a pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/75—Control of speed of the output member
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
A kind of full function disclosed by the invention intelligently electro-hydraulic coordinated control system and control method, it is related to actuator control system technical field, including the motor being connect with fuel tank, the motor includes A1 oil outlet and B1 oil outlet, and B1 oil outlet is connected with the first solenoid valve, check valve, energy storage tank, third solenoid valve and electro-hydraulic linkage actuator respectively；The A1 oil outlet is connected between the third solenoid valve and the oil cylinder of the electro-hydraulic linkage actuator；Second solenoid valve and the 4th solenoid valve are also parallel between two oil circuits；The motor, first solenoid valve, the second solenoid valve, the third solenoid valve, the 4th solenoid valve and the energy storage tank are connect with electric-control system respectively.This system realizes that the various ways to electro-hydraulic linkage actuator valve control, and solve the single disadvantage of pneumatically or electrically actuator function, and mention high control precision, energy conservation can effectively improve working efficiency.
Description
Technical field
The present invention relates to the intelligent electro-hydraulic linkage controls of actuator control system technical field more particularly to a kind of full function
System and control method.
Background technique
In field of fluid control and valve intelligence industry, valve actuator is to realize valve stroking, automatic control and remote control not
The valve actuator that can lack.Since control technique, control require to be continuously improved, valve actuator is in degree of regulation, switch
Speed, abort situation, large torque, low energy consumption etc., Electric Actuator, pneumatic actuator has been unable to meet requirement, electro-hydraulic
Thus dynamic actuator is applied and is given birth to.In electro-hydraulic linkage actuator, how its system to be improved well, reaches reaction speed
Degree is fast, and control precision is high, realizes that ESD, PST, substep are controlled, is this field urgent problem with chain control.
Summary of the invention
It is an object of the invention to overcome above-mentioned problem of the prior art, a kind of full function intelligently electro-hydraulic linkage is provided
The two is incorporated in one using motor control precision height and the fireballing advantage of solenoid valve control by control system and control method
Rise, by add with energy storage tank, solenoid valve to oil circuit control come realize to it is electro-hydraulic linkage actuator valve open fastly and quick closing valve,
The system not only can significantly reduce the power of motor, but also control precision height, and energy conservation can effectively improve working efficiency.
Above-mentioned purpose is to be achieved through the following technical solutions:
A kind of motor and electromagnetic valve linking control system, including the motor being connect with fuel tank, the motor include A1 oil outlet and
B1 oil outlet, the B1 oil outlet are connect with the first solenoid valve, the O port of first solenoid valve and electro-hydraulic linkage actuator
The B mouth of oil cylinder connects；It is held through check valve, energy storage tank, third solenoid valve and the electro-hydraulic linkage port P of first solenoid valve
The A mouth of the oil cylinder of row device connects；The A1 oil outlet is connected to the oil of the third solenoid valve and the electro-hydraulic linkage actuator
Between the A mouth of cylinder, and the A mouth phase of the oil cylinder in the A1 oil outlet, the third solenoid valve and the electro-hydraulic linkage actuator
The intersection to connect is connected with the 4th solenoid valve, and the other end of the 4th solenoid valve is connected to the O of first solenoid valve
Between the B mouth of the oil cylinder of port and the electro-hydraulic linkage actuator；Between the energy storage tank and the third solenoid valve, with institute
The O port for stating the first solenoid valve is parallel with second solenoid valve；The motor, first solenoid valve, the second solenoid valve, institute
Third solenoid valve, the 4th solenoid valve and the energy storage tank is stated to connect with electric-control system respectively.
It preferably, further include pressure sensor, the pressure sensor includes being set to the check valve and the accumulation of energy
First pressure sensor between tank, be set to the electro-hydraulic linkage actuator oil cylinder A mouth second pressure sensor, and
It is set to the third pressure sensor of the B mouth of the oil cylinder of the electro-hydraulic linkage actuator.
It preferably, further include throttle valve, the throttle valve includes the first throttle for being set to the oil outlet of the energy storage tank
Valve, and the second throttle being set between the 4th solenoid valve and the A1 oil outlet.
Preferably, first solenoid valve be two-position three way magnetic valve, the second solenoid valve, the third solenoid valve and
4th solenoid valve is two-position two-way solenoid valve.
Preferably, the electro-hydraulic linkage actuator is that the electro-hydraulic linkage actuator of single-acting or the electro-hydraulic linkage of double acting execute
Device.
A kind of control method of motor and electromagnetic valve linking control system executes for opening and closing the electro-hydraulic linkage
The valve state of device defaults valve, the A1 oil outlet, the B1 oil outlet, described first of the electro-hydraulic linkage actuator
Solenoid valve, the second solenoid valve, the third solenoid valve, the 4th solenoid valve and the energy storage tank original state be
Closed state, which is characterized in that including mode control as follows:
(1) double acting quick closing valve: motor driven A1 oil outlet is fuel-displaced, meanwhile, the third solenoid valve conduction, the energy storage tank and institute
It states A1 oil outlet and synchronizes oil inlet to the A mouth of the oil cylinder of the electro-hydraulic linkage actuator, realize rapid-closure damper；
(2) double acting is closed slowly: motor driven A1 oil outlet is fuel-displaced, and the A mouth oil inlet to the oil cylinder of the electro-hydraulic linkage actuator is led to
The revolving speed of control motor is crossed, realizes slowly closing valve；
(3) double acting is opened fastly: motor driven B1 oil outlet is fuel-displaced, meanwhile, the second solenoid valve is connected, the energy storage tank and institute
It states B1 oil outlet and synchronizes oil inlet to the B mouth of the oil cylinder of the electro-hydraulic linkage actuator, realize and quickly open valve；
(4) double acting is opened slowly: motor driven B1 oil outlet is fuel-displaced, the B mouth oil inlet to the oil cylinder of the electro-hydraulic linkage actuator, real
Now slowly open valve；
(5) speed combine close: motor driven A1 oil outlet is fuel-displaced, meanwhile, the third solenoid valve conduction, the energy storage tank with
The A1 oil outlet synchronizes oil inlet to the A mouth of the oil cylinder of the electro-hydraulic linkage actuator, realizes rapid-closure damper, when valve closes
When closing preset value, the third solenoid valve is closed, fuel-displaced separately through motor driven A1 oil outlet continuation, until completely
Close valve；
(6) speed, which combines, opens: motor driven B1 oil outlet is fuel-displaced, meanwhile, second solenoid valve conducting, the energy storage tank with
The A1 oil outlet synchronizes oil inlet to the B mouth of the oil cylinder of the electro-hydraulic linkage actuator, realizes and quickly opens valve, when valve is beaten
When reaching preset value, the second solenoid valve is closed, fuel-displaced separately through motor driven B1 oil outlet continuation, until completely
Open valve；
(7) single-acting is opened fastly: motor driven B1 oil outlet is fuel-displaced, meanwhile, the second solenoid valve is connected, the energy storage tank and institute
It states A1 oil outlet and synchronizes oil inlet to the B mouth of the oil cylinder of the electro-hydraulic linkage actuator, realize and quickly open valve；
(8) single-acting quick closing valve: the 4th solenoid valve conduction, the electro-hydraulic linkage actuator of single-acting under the action of itself spring,
By the oil in the B mouth inner cavity of the oil cylinder of the electro-hydraulic linkage actuator, enters the electro-hydraulic linkage along the 4th solenoid valve and hold
In the A mouth inner cavity of the oil cylinder of row device, rapid-closure damper is realized.
Beneficial effect
A kind of full function intelligently electro-hydraulic coordinated control system and the control method that this programme provides utilize motor control precision high
With the fireballing advantage of solenoid valve control, the two is combined together, by adding and the control of energy storage tank, solenoid valve to oil circuit
Come realize to it is electro-hydraulic linkage actuator valve various ways control, solve pneumatically or electrically actuator function it is single lack
Point, the system not only can significantly reduce the power of motor, but also control progress height, and energy conservation can effectively improve work effect
Rate.
Detailed description of the invention
Fig. 1 is that intelligently electro-hydraulic coordinated control system connects the electro-hydraulic linkage execution of double acting to a kind of full function of the present invention
The structural schematic diagram of device；
Fig. 2 is that intelligently electro-hydraulic coordinated control system connects the electro-hydraulic linkage actuator of single-acting to a kind of full function of the present invention
Structural schematic diagram.
Specific embodiment
It should be pointed out that being only the explanation to specific embodiment to the description of specific structure and description order in this part, no
It should be regarded as having any restrictions effect to protection scope of the present invention.In addition, in case of no conflict, the embodiment in this part
And the feature in embodiment can be combined with each other.
It elaborates below in conjunction with attached drawing to the embodiment of the present invention.
As illustrated in fig. 1 and 2, a kind of motor and electromagnetic valve linking control system, including the motor being connect with fuel tank, the electricity
Machine includes A1 oil outlet and B1 oil outlet, and the B1 oil outlet connect 1 with the first solenoid valve, the O port of first solenoid valve 1
It is connect with the B mouth of the oil cylinder 10-1 of electro-hydraulic linkage actuator 10；The port P of first solenoid valve 1 is through check valve 6, energy storage tank
5, third solenoid valve 3 is connect with the A mouth of the oil cylinder 10-1 of the electro-hydraulic linkage actuator 10；The A1 oil outlet is connected to described
Between the A mouth of the oil cylinder 10-1 of third solenoid valve 3 and the electro-hydraulic linkage actuator 10, and in the A1 oil outlet, described the
The A mouth intersection interconnected of the oil cylinder 10-1 of three solenoid valves 3 and the electro-hydraulic linkage actuator 10 is connected with the 4th electromagnetism
Valve 4, the other end of the 4th solenoid valve 4 are connected to the O port and the electro-hydraulic linkage actuator 10 of first solenoid valve 1
Oil cylinder 10-1 B mouth between；The end O between the energy storage tank 5 and the third solenoid valve 3, with first solenoid valve 1
Mouth is parallel with second solenoid valve 2；The motor, first solenoid valve 1, the second solenoid valve 2, the third solenoid valve 3,
4th solenoid valve 4 and the energy storage tank 5 are connect with electric-control system respectively.
It further include pressure sensor 7 as the optimization of this system, the pressure sensor 7 is described unidirectional including being set to
First pressure sensor 7-1 between valve 6 and the energy storage tank 5, the oil cylinder 10-1 for being set to the electro-hydraulic linkage actuator 10
A mouth second pressure sensor 7-2, and be set to it is described it is electro-hydraulic linkage actuator 10 oil cylinder 10-1 B mouth third pressure
Force snesor 3.For the ease of controlling oil pressure flow, it is provided with throttle valve, the throttle valve includes being set to the energy storage tank
The first throttle valve 8 of oil outlet, and the second throttle 9 being set between the 4th solenoid valve 4 and the A1 oil outlet.
First solenoid valve 1 in the present embodiment is two-position three way magnetic valve, the second solenoid valve 2, the third
Solenoid valve 3 and the 4th solenoid valve 4 are two-position two-way solenoid valve.The electro-hydraulic linkage actuator 10 can be single-acting electricity
Liquid linkage actuator or the electro-hydraulic linkage actuator of double acting.
According to the control method of above-mentioned a kind of motor and electromagnetic valve linking control system, for opening and closing the electricity
The valve state of liquid linkage actuator, valve, the A1 oil outlet, the B1 for defaulting the electro-hydraulic linkage actuator 10 are fuel-displaced
Mouth, first solenoid valve 1, the second solenoid valve 2, the third solenoid valve 3, the 4th solenoid valve 4 and the accumulation of energy
The original state of tank 5 is in off state, including mode control as follows:
(1) double acting quick closing valve: as shown in Figure 1, motor driven A1 oil outlet is fuel-displaced, meanwhile, the third solenoid valve 3 is connected, institute
Energy storage tank 5 and the A1 oil outlet are stated to the synchronous oil inlet of the electro-hydraulic linkage A mouth of oil cylinder 10-1 of actuator 10, is realized quick
Close valve；
(2) double acting is closed slowly: as shown in Figure 1, motor driven A1 oil outlet is fuel-displaced, to the oil cylinder of the electro-hydraulic linkage actuator 10
The A mouth oil inlet of 10-1 realizes slowly closing valve by controlling the revolving speed of motor；
(3) double acting is opened fastly: as shown in Figure 1, motor driven B1 oil outlet is fuel-displaced, meanwhile, 2 valve of the second electromagnetism conducting, institute
Energy storage tank 5 and the B1 oil outlet are stated to the synchronous oil inlet of the electro-hydraulic linkage B mouth of oil cylinder 10-1 of actuator 10, is realized quick
Open valve；
(4) double acting is opened slowly: as shown in Figure 1, motor driven B1 oil outlet is fuel-displaced, to the oil cylinder of the electro-hydraulic linkage actuator 10
The B mouth oil inlet of 10-1 is realized and slowly opens valve；
(5) speed, which combines, closes: as shown in Figure 1, motor driven A1 oil outlet is fuel-displaced, meanwhile, the third solenoid valve 3 is connected,
The energy storage tank 5 and the A1 oil outlet are realized fast to the synchronous oil inlet of the electro-hydraulic linkage A mouth of oil cylinder 10-1 of actuator 10
Speed closes valve, when valve is closed to preset value (being completely closed state, preset value 80% with 100%), the third electricity
Magnet valve 3 is closed, fuel-displaced separately through motor driven A1 oil outlet continuation, until completely closing valve (reaches 100% completely
Close), at this point, the O port of first solenoid valve 1 is switched to the port P, oil pressure enters through the port P of first solenoid valve 1
5 ftercompction of energy storage tank；
(6) speed, which combines, opens: as shown in Figure 1, motor driven B1 oil outlet is fuel-displaced, meanwhile, 2 valve of the second electromagnetism conducting,
The energy storage tank 5 and the A1 oil outlet are realized fast to the synchronous oil inlet of the electro-hydraulic linkage B mouth of oil cylinder 10-1 of actuator 10
Speed opens valve, when valve is opened to preset value (with 0 for full open position, preset value 20%), the second solenoid valve
2 close, and the motor driven B1 oil outlet continuation is fuel-displaced, until fully opening valve (reaching 0 to completely close), first electricity
The O port of magnet valve 1 is switched to the port P, and oil pressure enters 5 ftercompction of energy storage tank through the port P of first solenoid valve 1；
(7) single-acting is opened fastly: as shown in Fig. 2, motor driven B1 oil outlet is fuel-displaced, meanwhile, the second solenoid valve 2 is connected, institute
Energy storage tank 5 and the A1 oil outlet are stated to the synchronous oil inlet of the electro-hydraulic linkage B mouth of oil cylinder of actuator, realizes and quickly opens valve
Door；
(8) single-acting quick closing valve: as shown in Fig. 2, the 4th solenoid valve 4 is connected, the electro-hydraulic linkage actuator of single-acting is in itself bullet
Under the action of spring, by the oil in the B mouth inner cavity of the oil cylinder 10-1 of the electro-hydraulic linkage actuator 10, along the 4th solenoid valve 4
Into in the A mouth inner cavity of the oil cylinder 10-1 of the electro-hydraulic linkage actuator 10, rapid-closure damper is realized.
This system passes through the combination of software and hardware, under conditions of not changing hydraulic control module structure, realizes double cropping
With quick closing valve/double acting slowly pass/double acting open fastly/double acting opens slowly/speed combines and close that (partial journey quick closing valve, partial journey are slow
Close)/speed combine open (partial journey is opened slowly, and partial journey is opened fastly)/single-acting open fastly, the various controls such as single-acting quick closing valve.
List double acting can be achieved to adjust, ESD Partial stroke test, the functions such as present position when specifying failure.It fundamentally solves pneumatic
Actuator or Electric Actuator can only realize the defect of simple function.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any people for being familiar with the technology within the technical scope disclosed by the invention, it is contemplated that change or replacement all cover in this hair
Within bright protection scope.Therefore, protection scope of the present invention should be subject to protective scope of the claims.
Claims (6)
1. a kind of motor and electromagnetic valve linking control system, which is characterized in that including the motor being connect with fuel tank, the motor packet
Include A1 oil outlet and B1 oil outlet, the B1 oil outlet is connect with the first solenoid valve, the O port of first solenoid valve with it is electro-hydraulic
The B mouth connection of the oil cylinder of linkage actuator；The port P of first solenoid valve is through check valve, energy storage tank, third solenoid valve and institute
State the A mouth connection of the oil cylinder of electro-hydraulic linkage actuator；The A1 oil outlet is connected to the third solenoid valve and described electro-hydraulic
Between the A mouth of the oil cylinder of dynamic actuator, and in the A1 oil outlet, the third solenoid valve and the electro-hydraulic linkage actuator
The A mouth intersection interconnected of oil cylinder is connected with the 4th solenoid valve, and the other end of the 4th solenoid valve is connected to described
Between the B mouth of the oil cylinder of the O port of one solenoid valve and the electro-hydraulic linkage actuator；In the energy storage tank and the third electromagnetism
Between valve, second solenoid valve is parallel with the O port of first solenoid valve；The motor, first solenoid valve, described
Two solenoid valves, the third solenoid valve, the 4th solenoid valve and the energy storage tank are connect with electric-control system respectively.
2. intelligently electro-hydraulic coordinated control system and control method, feature exist a kind of full function according to claim 1
In further including pressure sensor, the pressure sensor includes first be set between the check valve and the energy storage tank
Pressure sensor, be set to the electro-hydraulic linkage actuator oil cylinder A mouth second pressure sensor, and be set to the electricity
The third pressure sensor of the B mouth of the oil cylinder of liquid linkage actuator.
3. intelligently electro-hydraulic coordinated control system and control method, feature exist a kind of full function according to claim 2
In further including throttle valve, the throttle valve includes the first throttle valve for being set to the oil outlet of the energy storage tank, and is set to institute
State the second throttle between the 4th solenoid valve and the A1 oil outlet.
4. intelligently electro-hydraulic coordinated control system and control method, feature exist a kind of full function according to claim 1
In first solenoid valve is two-position three way magnetic valve, the second solenoid valve, the third solenoid valve and the 4th electromagnetism
Valve is two-position two-way solenoid valve.
5. intelligently electro-hydraulic coordinated control system and control method, feature exist a kind of full function according to claim 1
In the electro-hydraulic linkage actuator is the electro-hydraulic linkage actuator of single-acting or the electro-hydraulic linkage actuator of double acting.
6. the control method of a kind of motor and electromagnetic valve linking control system, for opening and closing the electro-hydraulic linkage actuator
Valve state, default the electro-hydraulic linkage valve of actuator, the A1 oil outlet, the B1 oil outlet, first electricity
Magnet valve, the second solenoid valve, the third solenoid valve, the 4th solenoid valve and the energy storage tank original state be to close
Closed state, which is characterized in that including mode control as follows:
(1) double acting quick closing valve: motor driven A1 oil outlet is fuel-displaced, meanwhile, the third solenoid valve conduction, the energy storage tank with
The A1 oil outlet synchronizes oil inlet to the A mouth of the oil cylinder of the electro-hydraulic linkage actuator, realizes rapid-closure damper；
(2) double acting is closed slowly: motor driven A1 oil outlet is fuel-displaced, the A mouth oil inlet to the oil cylinder of the electro-hydraulic linkage actuator,
By controlling the revolving speed of motor, slowly closing valve is realized；
(3) double acting is opened fastly: motor driven B1 oil outlet is fuel-displaced, meanwhile, second solenoid valve conducting, the energy storage tank with
The B1 oil outlet synchronizes oil inlet to the B mouth of the oil cylinder of the electro-hydraulic linkage actuator, realizes and quickly opens valve；
(4) double acting is opened slowly: motor driven B1 oil outlet is fuel-displaced, the B mouth oil inlet to the oil cylinder of the electro-hydraulic linkage actuator,
It realizes and slowly opens valve；
(5) speed, which combines, closes: motor driven A1 oil outlet is fuel-displaced, meanwhile, the third solenoid valve conduction, the energy storage tank
With the A1 oil outlet to the synchronous oil inlet of the electro-hydraulic linkage A mouth of oil cylinder of actuator, realizes rapid-closure damper, work as valve
When closing preset value, the third solenoid valve is closed, fuel-displaced separately through motor driven A1 oil outlet continuation, until complete
Contract fully valve；
(6) speed, which combines, opens: motor driven B1 oil outlet is fuel-displaced, meanwhile, the second solenoid valve conducting, the energy storage tank
With the A1 oil outlet to the synchronous oil inlet of the electro-hydraulic linkage B mouth of oil cylinder of actuator, realizes and quickly open valve, work as valve
When being opened to preset value, the second solenoid valve is closed, fuel-displaced separately through motor driven B1 oil outlet continuation, until complete
It is complete to open valve；
(7) single-acting is opened fastly: motor driven B1 oil outlet is fuel-displaced, meanwhile, second solenoid valve conducting, the energy storage tank with
The A1 oil outlet synchronizes oil inlet to the B mouth of the oil cylinder of the electro-hydraulic linkage actuator, realizes and quickly opens valve；
(8) single-acting quick closing valve: the 4th solenoid valve conduction, the electro-hydraulic linkage actuator of single-acting under the action of itself spring,
By the oil in the B mouth inner cavity of the oil cylinder of the electro-hydraulic linkage actuator, enters the electro-hydraulic linkage along the 4th solenoid valve and hold
In the A mouth inner cavity of the oil cylinder of row device, rapid-closure damper is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910781841.3A CN110388339B (en) | 2019-08-23 | 2019-08-23 | Full-functional intelligent electrohydraulic linkage control system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910781841.3A CN110388339B (en) | 2019-08-23 | 2019-08-23 | Full-functional intelligent electrohydraulic linkage control system and control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110388339A true CN110388339A (en) | 2019-10-29 |
| CN110388339B CN110388339B (en) | 2024-03-12 |
Family
ID=68289380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910781841.3A Active CN110388339B (en) | 2019-08-23 | 2019-08-23 | Full-functional intelligent electrohydraulic linkage control system and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110388339B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5097857A (en) * | 1991-08-02 | 1992-03-24 | John Mayhew | Electro-hydraulic valve-actuator system |
| CN2729468Y (en) * | 2004-08-25 | 2005-09-28 | 黄云平 | Energy storage electrohydraulic linkage actuator for quickly closing valve |
| CN201100473Y (en) * | 2007-11-16 | 2008-08-13 | 池双 | Spring energy storage electrolysis joint valve gate executor |
| CN104197079A (en) * | 2014-08-11 | 2014-12-10 | 袁前灿 | Spring-hydraulic dual redundancy quick-action and servo control electro-hydraulic executor |
| CN208651780U (en) * | 2018-08-10 | 2019-03-26 | 江苏金陵自控技术有限公司 | Control system and adjustment type actuator with the electro-hydraulic linkage of quick acting |
| CN210599606U (en) * | 2019-08-23 | 2020-05-22 | 无锡市经登自控阀门有限公司 | Full-functional intelligent electro-hydraulic linkage control system |
-
2019
- 2019-08-23 CN CN201910781841.3A patent/CN110388339B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5097857A (en) * | 1991-08-02 | 1992-03-24 | John Mayhew | Electro-hydraulic valve-actuator system |
| CN2729468Y (en) * | 2004-08-25 | 2005-09-28 | 黄云平 | Energy storage electrohydraulic linkage actuator for quickly closing valve |
| CN201100473Y (en) * | 2007-11-16 | 2008-08-13 | 池双 | Spring energy storage electrolysis joint valve gate executor |
| CN104197079A (en) * | 2014-08-11 | 2014-12-10 | 袁前灿 | Spring-hydraulic dual redundancy quick-action and servo control electro-hydraulic executor |
| CN208651780U (en) * | 2018-08-10 | 2019-03-26 | 江苏金陵自控技术有限公司 | Control system and adjustment type actuator with the electro-hydraulic linkage of quick acting |
| CN210599606U (en) * | 2019-08-23 | 2020-05-22 | 无锡市经登自控阀门有限公司 | Full-functional intelligent electro-hydraulic linkage control system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110388339B (en) | 2024-03-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105156391B (en) | A kind of composite variable pump and the hydraulic control system with composite variable pump | |
| CN106049593B (en) | A kind of auto idle speed system and control method based on more hydraulic accumulators | |
| CN208185095U (en) | Load port based on single side outlet throttling control valve group/discharge capacity autonomous control system | |
| CN103388502B (en) | A kind of full changeable electro-hydraulic air valve drive unit | |
| CN109654079B (en) | Full-switch valve combined outlet throttle load port independent control valve | |
| CN105003715A (en) | Brake valve electro-hydraulic drive system with emergency shut valve function and brake valve | |
| CN101560999A (en) | Large-flow quick throttle proportional valve | |
| CN108443273B (en) | A kind of emergency management and rescue vehicle equipment oil return line pressure compensation throttle control system | |
| CN204828870U (en) | Gate valve electricity liquid actuating system and gate valve with emergent valve function of closing | |
| CN110388339A (en) | A kind of full function intelligently electro-hydraulic coordinated control system and control method | |
| CN106089820B (en) | A kind of structural test based on along inverse load Discrete control loads actuating system | |
| CN105386485B (en) | A kind of excavator hydraulic energy-saving control loop and control method | |
| CN210599606U (en) | Full-functional intelligent electro-hydraulic linkage control system | |
| CN108343649B (en) | Load port/displacement independent control system based on single-side outlet throttle control valve group | |
| CN106812752A (en) | Multiple directional control valve | |
| CN210531724U (en) | Motor and solenoid valve coordinated control system | |
| CN101806317A (en) | Synergic control method and performer device for intelligent pump valve of biped robot | |
| CN110397779A (en) | A kind of motor and electromagnetic valve linking control system and control method | |
| CN209370176U (en) | A kind of hydraulic sliding type watertight door hydraulic system | |
| CN102787878A (en) | Hydraulic drive engine air distributing mechanism | |
| CN2714914Y (en) | Zero resistance slow open and close check valve | |
| CN203065074U (en) | Winding motor hydraulic system and rotary drilling rig | |
| CN102788189B (en) | Control system for hydraulically driven self-acting three-way valve bank | |
| CN201944035U (en) | Controllable low-speed large-torque power head motor | |
| CN114658704A (en) | Novel energy-saving forklift hydraulic control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |