CN206925101U - A kind of pressure flow adjustable gas-liquid pulse-control system - Google Patents
A kind of pressure flow adjustable gas-liquid pulse-control system Download PDFInfo
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- CN206925101U CN206925101U CN201720442301.9U CN201720442301U CN206925101U CN 206925101 U CN206925101 U CN 206925101U CN 201720442301 U CN201720442301 U CN 201720442301U CN 206925101 U CN206925101 U CN 206925101U
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Abstract
The utility model discloses a kind of pressure flow adjustable gas-liquid pulse-control system, including electrical system, pneumatic system and hydraulic system, pulse valve is installed on pneumatic circuit;Magnetic valve is installed, hydraulic circuit is provided with first pressure transmitter, is provided with second pressure transmitter on pneumatic circuit, the 3rd pressure transmitter is provided with fluid pressure line to be cleaned on the hydraulic circuit of the outlet end of variable pump;Pressure in PLC hydraulic circuit for regulating and pneumatic line, hydraulic circuit and pneumatic circuit is set to export the pressure to match.Frequency converter is with the output flow according to control variable pump with the flow in hydraulic circuit for regulating.The utility model can produce the adjustable biphase gas and liquid flow of ripple frequency, by controlling magnetic valve and pulse valve to realize that the alternating of liquids and gases mixes, biphase gas and liquid flow is realized under fluctuation pressure and pulsating flow, pressure and flow automatically adjust and controllable adjustment, improve the efficiency of gas-liquid mixed.
Description
Technical field
Fluid pressure line cleaning technique field is the utility model is related to, concretely relates to a kind of pressure flow adjustable gas
Liquid pulse-control system.
Background technology
Statistics show that it is due to caused by internal system is contaminated that the failure of hydraulic system, which has 70% ~ 80%,.Especially
It is for operating mode is severe and baroque hydraulic system, due to forming the groups such as the integrated package of system, joint, pipeline, hydraulic valve
Part is more, and pollutant is after components above inner surface forms deposition so that cleaning process becomes extremely difficult.
Utility model content
The purpose of this utility model is that it is adjustable to provide a kind of pressure flow for solution problems of the prior art
Gas-liquid pulse-control system, the device can produce the adjustable biphase gas and liquid flow of ripple frequency, by controlling magnetic valve and pulse
Valve realizes the alternating mixing of liquids and gases, realizes biphase gas and liquid flow under fluctuation pressure and pulsating flow, pressure and flow
Automatically adjust and controllable adjustment, improve the efficiency of gas-liquid mixed.
To achieve the above object, technical scheme is used by the utility model:A kind of pressure flow adjustable gas-liquid arteries and veins
Rush control system, including electrical system, pneumatic system and hydraulic system, the electrical system include PLC control cabinet, capture card and
Host computer, PLC control cabinet include PLC and frequency converter;The pneumatic system includes air compressor, air accumulator and pneumatic circuit,
The inlet end of the exhaust end connection air accumulator of air compressor;The hydraulic system includes liquid case, variable pump and hydraulic circuit, becomes
Measure pump and liquid case is connected by feed liquor branch road by Frequency Converter Control, the liquid feeding end of variable pump;
Pulse valve is installed on the pneumatic circuit of the air accumulator exhaust end, pulse valve is controlled by PLC, in pneumatic circuit
Gas produces pulse pneumatic after pulse valve;Magnetic valve, magnetic valve are installed on the hydraulic circuit of the outlet end of the variable pump
Controlled by PLC, the liquid in hydraulic circuit produces pulsating liquid after magnetic valve;
The hydraulic circuit connects with a scavenger circuit jointly after being connected with pneumatic circuit, the pulsation of pneumatic circuit output
Air-flow mixes with the pulsating liquid in hydraulic circuit in scavenger circuit, and scavenger circuit and one end of fluid pressure line to be cleaned connect
It is logical, in the state of alternately unbalanced pulse valve and magnetic valve, the continuous alternatively mixing of solution-air-gas is formed in the pipeline after gas-liquid mixed
The biphase gas and liquid flow of the pulsation of conjunction, for treat cleaning fluid pressure line interior surface cleaned, fluid pressure line to be cleaned it is another
One end connects liquid branch road once, and this time liquid branch road is communicated to soiling solution collection box.
As a further improvement, the hydraulic circuit is provided with first pressure transmitter, for measuring fluid pressure simultaneously
The pressure signal measured is sent to PLC;Second pressure transmitter is installed, for measuring gas pressure and inciting somebody to action on pneumatic circuit
The pressure signal measured is sent to PLC;The 3rd pressure transmitter is provided with the fluid pressure line to be cleaned, for measuring gas-liquid
The pressure signal measured is simultaneously sent to PLC by the pressure of two phase flow;
The hydraulic circuit of the outlet end of variable pump is provided with a hydraulic branch connected with liquid case, is installed on hydraulic branch
There are overflow valve and pressure gauge, pressure-reducing valve is installed on pneumatic line, return on liquid branch road and counterbalance valve is installed, the overflow valve, subtract
Pressure valve and counterbalance valve control by PLC;
PLC is used for the pressure letter for receiving first pressure transmitter, second pressure transmitter and the transmission of the 3rd pressure transmitter
Number and transmit to image pick-up card, image pick-up card is used for trapping pressure signal and is transferred to host computer, and host computer is used for pressure
Force signal calculate processing to obtain pressure data, and PLC is used to enter overflow valve and counterbalance valve according to obtained pressure data
Row regulation pressure-reducing valve is adjusted to adjust the pressure in pneumatic line, so that liquid with the pressure in hydraulic circuit for regulating
Push back road and pneumatic circuit exports the pressure to match.
As a further improvement, the hydraulic circuit is provided with fluid flowmeter, fluid flowmeter is used to measure liquid
The fluid flow rate signal measured is simultaneously sent to PLC by flow, gas flowmeter is provided with pneumatic circuit, for measuring gas stream
Measure and the gas flow signals measured are sent to PLC, choke valve is also installed on hydraulic circuit, also installed on pneumatic system pipeline
There is choke valve;
PLC is used to receive the flow signal that fluid flowmeter and gas flow meter transmits, and the flow signal of reception is passed
Image pick-up card is defeated by, image pick-up card is used to capture flow signal and is transferred to host computer, and host computer is used to handle flow letter
Number to obtain data on flows, frequency converter is used to be returned to adjust hydraulic pressure according to the output flow of obtained data on flows control variable pump
Flow in road.
As a further improvement, the hydraulic circuit of the outlet end of the variable pump is provided with check valve.
As a further improvement, the feed liquor branch road is provided with into liquid filter.
Compared with prior art, the beneficial effects of the utility model are:
1. the utility model can produce the adjustable biphase gas and liquid flow of ripple frequency, by controlling magnetic valve and pulse valve to realize
The alternating mixing of liquids and gases, realizes biphase gas and liquid flow under fluctuation pressure and pulsating flow, pressure and flow it is automatic
Regulation and controllable adjustment, the efficiency of gas-liquid mixed is improved, improve the automatization level of execute-in-place;
2. the information that pressure transmitter is fed back by calculating, is made hydraulic circuit and pneumatic circuit by the utility model
Export the pressure to match;Speed governing is carried out to the variable pump motor of hydraulic system using frequency converter, adjusts the flow of hydraulic system
Section has broader scope;
3. the pressure of gas and liquid can be automatic by pressure transmitter, PLC and control valve with flow in the utility model
Regulation;PLC is communicated with host computer using the monitoring software of exploitation, realizes gas-liquid pulse, the dynamic of data on flows shows
Show.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Marked in figure:1st, liquid case, 2, enter liquid filter, 3, variable pump, 4, overflow valve, 5, pressure gauge, 6, check valve, 7,
Defoam filter, 8, choke valve, 9, first pressure transmitter, 10, fluid flowmeter, 11, magnetic valve, 12, air compressor,
13rd, air accumulator, 14, pressure-reducing valve, 15, second pressure transmitter, 16, gas flowmeter, 17, choke valve, 18, pulse valve, 19,
PLC control cabinet, 20, capture card, 21, host computer, the 22, the 3rd pressure transmitter, 23, fluid pressure line to be cleaned, 24, counterbalance valve,
25th, liquid filter is returned.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment the utility model is described in further detail.
As shown in figure 1, a kind of pressure flow adjustable gas-liquid pulse-control system, including electrical system, pneumatic system and
Hydraulic system, electrical system include PLC control cabinet 19, capture card 20 and host computer 21, and PLC control cabinet 19 includes PLC and frequency conversion
Device, PLC use SIEMENS PLC and expansion module;Pneumatic system includes air compressor 12, air accumulator 13 and pneumatic circuit, empty
The inlet end of the exhaust end connection air accumulator 13 of air compressor 12;Hydraulic system includes liquid case 1, variable pump 3 and hydraulic circuit, becomes
Measure pump 3 and liquid case 1 is connected by feed liquor branch road by Frequency Converter Control, the liquid feeding end of variable pump 3, feed liquor branch road filters provided with feed liquor
Device 2.
Pulse valve 18 is installed on the pneumatic circuit of the exhaust end of air accumulator 13, the keying frequency of pulse valve 18 is controlled by PLC,
Gas in pneumatic circuit produces pulse pneumatic after pulse valve 18;Electricity is installed on the hydraulic circuit of the outlet end of variable pump 3
Magnet valve 11, magnetic valve 11 are controlled by PLC, and the liquid in hydraulic circuit produces pulsating liquid after magnetic valve 11;
The outlet end of variable pump 3 hydraulic circuit connection pneumatic circuit, hydraulic circuit connected with pneumatic circuit after jointly with
One scavenger circuit connects, and the pulsating liquid in the pulse pneumatic and hydraulic circuit of pneumatic circuit output mixes in scavenger circuit
Close, in the state of alternately unbalanced pulse valve and magnetic valve, the continuous alternatively mixing of solution-air-gas is formed in the pipeline after gas-liquid mixed
The biphase gas and liquid flow of the pulsation of conjunction, the biphase gas and liquid flow of pulsation are exported to fluid pressure line 23 to be cleaned, gas in biphase gas and liquid flow
The pollutant that instantaneous pressure caused by bubble is shattered to pieces makes to be attached to the interior surface of fluid pressure line 23 to be cleaned is destroyed and occurred
Peel off, fluid pressure line 23 to be cleaned connects liquid branch road once, and this time liquid branch road is communicated to soiling solution collection box, and soiling solution collection box can
To be liquid case 1, that is, gas-liquid-solid mixture enters fuel tank 1 after returning liquid filter 25 and filtering again.
Hydraulic circuit is provided with first pressure transmitter 9, and first pressure transmitter 9 is used to measure fluid pressure and will measure
Fluid pressure signal be sent to PLC, second pressure transmitter 15 is installed, second pressure transmitter 15 is used on pneumatic circuit
The gas pressure signal measured is simultaneously sent to PLC by measurement gas pressure, and the 3rd pressure is provided with fluid pressure line 23 to be cleaned
Transmitter 22, the 3rd pressure transmitter 22 are used to measure the pressure of biphase gas and liquid flow and are sent to the fluid pressure signal measured
PLC。
The hydraulic circuit of the outlet end of variable pump 3 is provided with a hydraulic branch connected with liquid case 1, pacifies on hydraulic branch
Equipped with overflow valve 4 and pressure gauge 5, return on liquid branch road and counterbalance valve 24 is installed, pressure-reducing valve 14 is installed on pneumatic system pipeline.
PLC control cabinet 19 is used to receive first pressure transmitter 9, the pressure transmitter 22 of second pressure transmitter 15 and the 3rd
The pressure signal of transmission, and pressure signal is transmitted to image pick-up card 20, image pick-up card 20 and is used for trapping pressure signal simultaneously
Host computer 21 is transferred to, and host computer 21 is used to pressure signal is handled to obtain pressure data, and PLC is according to obtained pressure
Overflow valve 4 and counterbalance valve 24 are adjusted data, and counterbalance valve 24 coordinates the tune for carrying out hydraulic system pressure load with overflow valve 4
Section, so that the pressure that hydraulic circuit and pneumatic circuit output match.
Hydraulic circuit is provided with fluid flowmeter 10, and fluid flowmeter 10 is used to measure fluid flow and the liquid that will be measured
Flow signal is sent to PLC, and gas flowmeter 16 is provided with pneumatic circuit, for the gas that measures gas flow and will measure
Flow signal is sent to PLC, and choke valve 8 is also equipped with hydraulic circuit, choke valve 17 is also equipped with pneumatic system pipeline.
PLC control cabinet 19 is used to receive the flow signal that the and gas flow meter 16 of fluid flowmeter 10 transmits, and will receive
Flow signal be transferred to image pick-up card 20, image pick-up card 20 is used to capture flow signal and be transferred to host computer 21, on
Position machine 21 is used to handle flow signal to obtain data on flows, and frequency converter controls the defeated of variable pump 3 according to obtained data on flows
Outflow is with the flow in hydraulic circuit for regulating.
The hydraulic circuit of the outlet end of variable pump 3 is provided with check valve 6, is set on the hydraulic circuit of the outlet end of variable pump 3
There is defoaming filter 7, return on liquid branch road and be provided with back liquid filter 25.
During work, first start hydraulic system.Overflow valve 4 and counterbalance valve 24 are opened into minimum pressure first, start variable
Pump 3 and frequency converter, liquid enter choke valve 8, slow regulation relief valve 4, according to load behavior combination counterbalance valve 24 through check valve 6
Regulating system pressure;Fluid flowmeter 10 is observed, variable pump 3 continues to increase in Frequency Converter Control down-off, until reaching setting
Value, the now display of fluid flowmeter 10 start stabilization.
Then air compressor 12 is started, air compressor stops when the pressure of gas in air accumulator 13 reaches setting value
Operation.Gas enters pneumatic line after pressure-reducing valve 14, the pressure for gas that now pressure transmitter 15 is shown, gas stream
The flow for gas that gauge 16 is shown, pulse valve 18 are in closure state under PLC controls.In order to form gas-liquid pulsation and hand over
For the pressure wave of progress, hydraulic circuit magnetic valve 11 and pneumatic circuit pulse valve 18 are now uniformly controlled by PLC, work as magnetic valve
Pulse valve 18 is closed during 11 opening, i.e., in synchronization, only valve is opened all the way, and the pulsation of the ripple frequency of gas and liquid
Frequency can be arbitrarily adjusted by PLC, and the biphase gas and liquid flow that solution-air-gas constantly alternately mixes just is formd in such pipeline,
After dirt in hydraulic system is stripped under the shock wave that two phase flow is formed, gas-liquid-solid mixture passes through back liquid
After filter 26 filters, enter fuel tank 1 again.
In the control system, the pressure and flow of fluid can be adjusted automatically by pressure transmitter, PLC and control valve
Section;After Fluid pressure and flow signal enter PLC, PLC is soft using the monitoring of exploitation with host computer 21 by data collecting card 20
Part is communicated, and realizes gas-liquid pulse, the Dynamic Announce of data on flows;
During stopping, air compressor 12 is first shut off, is then shut off pulse valve 18;Overflow valve 4 and counterbalance valve 24 are adjusted again
To minimum, then off variable pump 3, system is out of service.
Claims (8)
1. a kind of pressure flow adjustable gas-liquid pulse-control system, including electrical system, pneumatic system and hydraulic system, described
Electrical system includes PLC control cabinet(19), capture card(20)And host computer(21), PLC control cabinet(19)Including PLC and frequency conversion
Device;The pneumatic system includes air compressor(12), air accumulator(13)And pneumatic circuit, air compressor(12)Exhaust end
Connect air accumulator(13)Inlet end;The hydraulic system includes liquid case(1), variable pump(3)And hydraulic circuit, variable pump(3)
By Frequency Converter Control, variable pump(3)Liquid feeding end pass through feed liquor branch road connect liquid case(1), it is characterised in that:
The air accumulator(13)Pulse valve is installed on the pneumatic circuit of exhaust end(18), pulse valve(18)Controlled by PLC, pneumatically
Gas in loop is through pulse valve(18)After produce pulse pneumatic;The variable pump(3)Outlet end hydraulic circuit on install
There is magnetic valve(11), magnetic valve(11)Controlled by PLC, the liquid in hydraulic circuit is through magnetic valve(11)After produce pulsating liquid;
The hydraulic circuit connects with a scavenger circuit jointly after being connected with pneumatic circuit, the pulse pneumatic of pneumatic circuit output
Mixed with the pulsating liquid in hydraulic circuit in scavenger circuit, scavenger circuit and fluid pressure line to be cleaned(23)One end connect
It is logical, in the state of alternately unbalanced pulse valve and magnetic valve, the continuous alternatively mixing of solution-air-gas is formed in the pipeline after gas-liquid mixed
The biphase gas and liquid flow of the pulsation of conjunction, for treating cleaning fluid pressure line(23)Interior surface is cleaned, fluid pressure line to be cleaned
(23)Other end connection liquid branch road once, this time liquid branch road is communicated to soiling solution collection box.
A kind of 2. pressure flow adjustable gas-liquid pulse-control system according to claim 1, it is characterised in that:The liquid
Push back road and be provided with first pressure transmitter(9), for measuring fluid pressure and the pressure signal measured being sent into PLC;Gas
Second pressure transmitter is installed on dynamic loop(15), for measuring gas pressure and the pressure signal measured being sent into PLC;
The fluid pressure line to be cleaned(23)On be provided with the 3rd pressure transmitter(22), for measuring the pressure of biphase gas and liquid flow and inciting somebody to action
The pressure signal measured is sent to PLC;
Variable pump(3)The hydraulic circuit of outlet end be provided with one and liquid case(1)The hydraulic branch of connection, pacify on hydraulic branch
Equipped with overflow valve(4)And pressure gauge(5), pressure-reducing valve is installed on pneumatic line(14), return on liquid branch road and counterbalance valve be installed
(24), the overflow valve(4), pressure-reducing valve(14)And counterbalance valve(24)Controlled by PLC;
PLC is used to receive first pressure transmitter(9), second pressure transmitter(15)With the 3rd pressure transmitter(22)Transmission
Pressure signal is simultaneously transmitted to image pick-up card(20), image pick-up card(20)For trapping pressure signal and it is transferred to host computer
(21), host computer(21)For calculate processing to pressure signal to obtain pressure data, PLC is used for according to obtained pressure
Data are to overflow valve(4)And counterbalance valve(24)It is adjusted with the pressure in hydraulic circuit for regulating, to pressure-reducing valve(14)Adjusted
Section is to adjust the pressure in pneumatic line, so that the pressure that hydraulic circuit and pneumatic circuit output match.
A kind of 3. pressure flow adjustable gas-liquid pulse-control system according to claim 2, it is characterised in that:The liquid
Push back road and be provided with fluid flowmeter(10), fluid flowmeter(10)For measuring fluid flow and believing the fluid flow measured
Number PLC is sent to, gas flowmeter is installed on pneumatic circuit(16), for the gas flow that measures gas flow and will measure
Signal is sent to PLC, and choke valve is also installed on hydraulic circuit(8), choke valve is also equipped with pneumatic system pipeline(17);
PLC is used to receive fluid flowmeter(10)And gas flow meter(16)The flow signal transmitted, and the flow of reception is believed
Number it is transferred to image pick-up card(20), image pick-up card(20)For capturing flow signal and being transferred to host computer(21), it is upper
Machine(21)For handling flow signal to obtain data on flows, frequency converter is used for according to obtained data on flows control variable pump
(3)Output flow with the flow in hydraulic circuit for regulating.
4. a kind of pressure flow adjustable gas-liquid pulse-control system according to claim any one of 1-3, its feature exist
In:The variable pump(3)The hydraulic circuit of outlet end be provided with check valve(6).
A kind of 5. pressure flow adjustable gas-liquid pulse-control system according to claim 4, it is characterised in that:The change
Measure pump(3)Outlet end hydraulic circuit be provided with defoaming filter(7).
A kind of 6. pressure flow adjustable gas-liquid pulse-control system according to claim 5, it is characterised in that:Described time
Liquid filter is provided with back on liquid branch road(25).
A kind of 7. pressure flow adjustable gas-liquid pulse-control system according to claim 6, it is characterised in that:Described
Soiling solution collection box is liquid case(1).
A kind of 8. pressure flow adjustable gas-liquid pulse-control system according to claim 7, it is characterised in that:It is described enter
Liquid branch road is provided with into liquid filter(2).
Priority Applications (1)
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CN201720442301.9U CN206925101U (en) | 2017-04-25 | 2017-04-25 | A kind of pressure flow adjustable gas-liquid pulse-control system |
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CN201720442301.9U CN206925101U (en) | 2017-04-25 | 2017-04-25 | A kind of pressure flow adjustable gas-liquid pulse-control system |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108896453A (en) * | 2018-06-21 | 2018-11-27 | 天津大学 | A kind of adjustable mist flow experimental system of multi-parameter |
CN110385315A (en) * | 2018-04-17 | 2019-10-29 | 克朗斯股份公司 | Method and In-Situ Cleaning device and process equipment for cleaning procedure equipment |
CN110514400A (en) * | 2019-08-15 | 2019-11-29 | 北京理工大学 | A kind of controllable two phase flow flow field generating device of array |
CN111813017A (en) * | 2020-06-20 | 2020-10-23 | 复旦大学 | Controllable gas-liquid alternative sample introduction device |
CN115318709A (en) * | 2022-07-11 | 2022-11-11 | 中国第一汽车股份有限公司 | Acid-base balance automatic impact cleaning system and method for new energy motor simulator and storage medium |
-
2017
- 2017-04-25 CN CN201720442301.9U patent/CN206925101U/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110385315A (en) * | 2018-04-17 | 2019-10-29 | 克朗斯股份公司 | Method and In-Situ Cleaning device and process equipment for cleaning procedure equipment |
CN108896453A (en) * | 2018-06-21 | 2018-11-27 | 天津大学 | A kind of adjustable mist flow experimental system of multi-parameter |
CN108896453B (en) * | 2018-06-21 | 2021-03-23 | 天津大学 | Multi-parameter adjustable mist flow experiment system |
CN110514400A (en) * | 2019-08-15 | 2019-11-29 | 北京理工大学 | A kind of controllable two phase flow flow field generating device of array |
CN111813017A (en) * | 2020-06-20 | 2020-10-23 | 复旦大学 | Controllable gas-liquid alternative sample introduction device |
CN115318709A (en) * | 2022-07-11 | 2022-11-11 | 中国第一汽车股份有限公司 | Acid-base balance automatic impact cleaning system and method for new energy motor simulator and storage medium |
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GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180126 Termination date: 20180425 |