CN108854611A - The control method of microbubble water generation device and the device - Google Patents
The control method of microbubble water generation device and the device Download PDFInfo
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- CN108854611A CN108854611A CN201710325607.0A CN201710325607A CN108854611A CN 108854611 A CN108854611 A CN 108854611A CN 201710325607 A CN201710325607 A CN 201710325607A CN 108854611 A CN108854611 A CN 108854611A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/2319—Methods of introducing gases into liquid media
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/82—Combinations of dissimilar mixers
- B01F33/821—Combinations of dissimilar mixers with consecutive receptacles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/211—Measuring of the operational parameters
- B01F35/2112—Level of material in a container or the position or shape of the upper surface of the material
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Abstract
The invention belongs to microbubble waters to generate equipment technical field, disclose a kind of microbubble water generation device, preliminary mixing arrangement including a closed air and liquid mixer and application Venturi effect, when water enters preliminary mixing arrangement, gas is sucked preliminary mixing arrangement by the negative pressure that the preliminary mixing arrangement generates, the water and the gas are delivered in air and liquid mixer after preliminary mixing arrangement tentatively mixes, and the gas of certain pressure is maintained to be mixed to form microbubble water again in air and liquid mixer, the microbubble water can maintain certain liquid level in air and liquid mixer and continuously export.The invention also discloses the control methods of above-mentioned microbubble water generation device.It is delivered in air and liquid mixer after preliminary mixing arrangement tentatively mixes by water and gas, and is mixed to form microbubble water again with the gas of certain pressure is maintained in air and liquid mixer, the air degree of involvement for the microbubble water which generates is higher, better effect.
Description
Technical field
The present invention relates to microbubble waters to generate equipment technical field more particularly to a kind of microbubble water generation device and the dress
The control method set.
Background technique
Microbubble refers to diameter in 50 μm of micro-bubbles below.Microbubble water production principle mainly passes through pressure difference mixing method
It realizes.Certain gas (such as air) is sufficiently mixed under pressure with water, forms mixing wastewater with air solution, then by swollen
It is swollen to release stress, it polymerize molten gas in water suddenly and forms tiny microbubble and be creamy white.The process change is gas
With the admixture of water, belong to physical change.This water has stronger decontamination function, and industry is used for process for producing sewage, for
It cultivates and improves the ecological environment and have certain effect, be generally used for washing etc. in daily life.
Existing microbubble water is usually to pass through microbubble water generation device to be generated, microbubble water generation device generally by
Water route supercharging device, gas circuit supplementary device and air and liquid mixer are total to three parts composition.Pass through pipeline and spy between them
Determine connector to be attached.Working principle is：Water is common by water route supercharging device and the extraneous gas of process gas circuit supplementary device
Into in air and liquid mixer, is acted on by the high pressure of air and liquid mixer, water is sufficiently mixed and is compressed with gas.Finally by spy
The generation of microbubble water can be realized in fixed outlet valve.But the microbubble water effect that existing microbubble water generation device generates
It is bad, and microbubble water can not be continuously generated.
And existing microbubble water generation device is mostly to utilize the pressure in pressure switch detection air and liquid mixer, i.e. gas-liquid
When pressure in mixer reaches the working value of pressure switch, pressure switch is disconnected, and device is out of service, and there is no water and gas
It adds in air and liquid mixer.After the water discharge in air and liquid mixer, the pressure in air and liquid mixer is lower than pressure switch
Working value, device rerun.But when the pressure of air and liquid mixer is excessive, the gas liquid ratio in air and liquid mixer can not be detected
Whether within reasonable value.
In addition, if air and liquid mixer is there are quality problems, can not pressure maintaining or pressure maintaining ability do not reach requirement, there is leakage
When water gas leak phenomenon, it is unable to reach the closing pressure value of pressure switch always, water route supercharging device continues working at this time, will lead to
The consequences such as microbubble water generation device leak, and as the pressure of air and liquid mixer is increasing, it is easily damaged water route pressurization
Device, and will lead to dangerous consequences.
Summary of the invention
The purpose of the present invention is to provide the control methods of a kind of microbubble water generation device and the device, existing to solve
Microbubble water generation device cannot achieve reasonable gas liquid ratio and air and liquid mixer, and there are can not pressure maintaining or guarantor when quality problems
Not the problem of pressure does not reach requirement.
For this purpose, the present invention uses following technical scheme：
A kind of microbubble water generation device is mixed including a closed air and liquid mixer and the preliminary of application Venturi effect
It attaching together and sets, when water enters preliminary mixing arrangement, gas is sucked preliminary mixing arrangement by the negative pressure that the preliminary mixing arrangement generates,
The water and the gas are delivered in air and liquid mixer after preliminary mixing arrangement tentatively mixes, and with tieed up in air and liquid mixer
The gas for holding certain pressure is mixed to form microbubble water again, and the microbubble water can maintain certain liquid in air and liquid mixer
Position simultaneously continuously exports.
Preferably, further including the water pump and gas source for being all connected to preliminary mixing arrangement, the water through water pump conveying enters
When preliminary mixing arrangement, the negative pressure that the preliminary mixing arrangement generates sucks the gas at gas source in preliminary mixing arrangement, and
It is tentatively mixed by preliminary mixing arrangement.
Preferably, the preliminary mixing arrangement is ejector or Venturi tube.
Preferably, being provided with liquid level detection unit in the air and liquid mixer, the liquid level detection unit is from high to low
Detection has 1 level sensing points.
Preferably, the liquid level detection unit includes the first detection probe set gradually from high to low and the second detection
Probe；
Alternatively, the liquid level detection unit includes the first detection probe set gradually from high to low, the second detection probe
And third detection probe.
Preferably, the water pump two sides are parallel with the third check valve contrary with intaking, the third check valve
Cracking pressure be greater than the pressure corresponding to the second detection probe at level sensing point.
Preferably, the first check valve that the side of the water pump can be connected equipped with edge water inlet direction, the one of the gas source
Side is equipped with the second one-way valve that can be connected along airintake direction.
Preferably, being provided with relief valve at the upper end of the air and liquid mixer.
The present invention also provides a kind of control methods of microbubble water generation device, intake into preliminary mixing arrangement, tentatively
Gas is sucked preliminary mixing arrangement, the water and the gas and tentatively mixed through preliminary mixing arrangement by the negative pressure that mixing arrangement generates
It is delivered in air and liquid mixer after conjunction, and forms microbubble water with the mixed gases of certain pressure are maintained in air and liquid mixer,
The microbubble water can maintain certain liquid level in air and liquid mixer and continuously export.
Preferably, further including：The liquid level in air and liquid mixer is detected by liquid level detection unit, it is mixed in gas-liquid
When liquid level in clutch is lower than the second setting value, control water pump is intake into preliminary mixing arrangement, while preliminary mixing arrangement produces
Gas at gas source is sucked preliminary mixing arrangement by raw negative pressure, and the water and the gas are tentatively mixed through preliminary mixing arrangement
After be delivered in air and liquid mixer, until air and liquid mixer in liquid level reach the second setting value.
Preferably, recording the running time T of water pump in water pump starting；
When liquid level in air and liquid mixer reaches the second setting value, if running time T is more than or equal to setting water inlet
Between T1, switch off the pump.
Preferably, after switching off the pump, if liquid level drop to the first setting value and it is following when, control water pump is mixed to gas-liquid
Water inlet in clutch.
Preferably, if running time T is less than setting flooding time T1, when control water pump continues water inlet to setting water inlet
Between T1；
Preferably, when the pressure in air and liquid mixer is greater than the cracking pressure of third check valve, the water pump output
Water the inlet of water pump is flow to through third check valve.
Preferably, if the liquid level in air and liquid mixer reaches third setting value, being closed in third failure of check valve
Close water pump；
Preferably, can not detect third setting value or microbubble water generation device in liquid level detection unit failure
When controller fails, if the pressure in air and liquid mixer reaches the vent pressure value of relief valve, pressure release is carried out by relief valve.
The present invention is delivered in air and liquid mixer after preliminary mixing arrangement tentatively mixes by water and gas, and and gas-liquid
The air for maintaining the gas of certain pressure to be mixed to form the microbubble water that this kind of mode of microbubble water generates again in mixer melts
It is higher to enter degree, better effect.And microbubble water can maintain certain liquid level in air and liquid mixer and continuously export, and it can
Meets the needs of microbubble water is used continuously in user.
The liquid level detection unit for having 1 level sensing points by the way that detection is arranged, can be according in air and liquid mixer
Liquid level judges the pressure in air and liquid mixer, and then carries out the opening and closing control of water pump, and by preliminary mixing arrangement according to
The inlet of water controls the inlet of gas, so that the gas liquid ratio in air and liquid mixer is more reasonable.And in gas-liquid mixed
Device can control water pump there are when quality problems in time, avoid the pressure in air and liquid mixer from persistently increasing, influence microbubble water
Generation device uses safe.
By being parallel with the third check valve contrary with intaking in water pump two sides, the pressure in air and liquid mixer is greater than
When the cracking pressure of third check valve, the water flowed out after water pump is pressurized can flow to the entrance of water pump from third check valve, without
It can enter in air and liquid mixer, can reduce the opening and closing frequency of water pump, be also just able to extend the service life of water pump.
Detailed description of the invention
Fig. 1 is the schematic illustration of one microbubble water generation device of the embodiment of the present invention；
Fig. 2 is the schematic illustration of two microbubble water generation device of the embodiment of the present invention.
In figure：
1, air and liquid mixer；2, inlet pipeline；3, air inlet pipeline；4, the first check valve；5, water pump；6, gas source；7, second
Check valve；8, liquid level detection unit；9, third check valve；10, electric-control stop valve；11, relief valve；12, outlet valve；13, preliminary
Mixing arrangement；14, pipe joint；81, the first detection probe；82, the second detection probe；83, third detection probe.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
The present invention provides a kind of microbubble water generation device, as shown in Figure 1, the microbubble water generation device includes one closed
Air and liquid mixer 1, the top of air and liquid mixer 1 be equipped with import, bottom be equipped with water outlet, wherein entrance is provided with pipeline
Connector 14, water outlet are connected with outlet valve 12.
Above-mentioned pipe joint 14 has the preliminary mixing arrangement 13 using Venturi effect by piping connection, when water enters just
When walking mixing arrangement 13, preliminary mixing arrangement 13 can generate negative pressure, be sucked gas in preliminary mixing arrangement 13 by the negative pressure,
Preliminary mixing arrangement 13 tentatively mixes gas and the water of entrance, then by the water tentatively mixed and gas connector 14 by the road
And above-mentioned import is delivered in air and liquid mixer 1, and maintains the gas of certain pressure to mix shape again in air and liquid mixer 1
At microbubble water, which can maintain certain liquid level and continuous through water outlet and outlet valve 12 in air and liquid mixer
Output.
In the present embodiment, above-mentioned preliminary mixing arrangement 13 can be ejector or Venturi tube, it is to be understood that existing
There are other in technology to can be realized negative-pressure adsorption gas, and the device for mixing water and gas tentatively is also in the protection of the present embodiment
In range.The present embodiment preferably selects ejector.
In the present embodiment, above-mentioned preliminary mixing arrangement 13 is connected separately with inlet pipeline 2 and air inlet pipeline 3, wherein：
Above-mentioned inlet pipeline 2 is equipped with the first check valve 4 and water pump 5, and water is delivered to just by water pump 5 through inlet pipeline 2
It walks in mixing arrangement 13.Above-mentioned first check valve 4 can be connected along water inlet direction, can be located at the side of water pump 5, such as can position
In the left side of diagram water pump 5, the right side of water pump 5 can also be located at, for preventing aqueous reflux.Above-mentioned water pump 5 is connected to micro- gas
The controller (not shown) of soaked generation device.In the present embodiment, above-mentioned water pump 5 can have function of increasing pressure (such as high pressure
Water pump), so that the water of conveying reaches preset pressure, above-mentioned water pump 5 is also possible to the water that other can convey preset pressure
Device.
Above-mentioned air inlet pipeline 3 is equipped with second one-way valve 7, which can be connected along airintake direction, is located at gas
Between source 6 and preliminary mixing arrangement 13.In the present embodiment, above-mentioned gas source 6 can be air-source, be also possible to other gas sources.
The present embodiment then will be mixed tentatively by the way that pipe joint 14 to be arranged in the entrance at the top of air and liquid mixer 1
Device 13 is through piping connection on pipe joint 14, and when opening water pump 5, the water conveyed through water pump 5 enters preliminary mixing
In device 13, preliminary mixing arrangement 13 can generate negative pressure at this time, and by the negative pressure by the gas absorption at gas source 6 in it,
And the water conveyed with water pump 5 tentatively mixes, then the water tentatively mixed and gas are delivered to gas-liquid and mixed by preliminary mixing arrangement 13
In clutch 1, and the gas of certain pressure is maintained to be mixed to form microbubble water again in air and liquid mixer, what this kind of mode generated
The air degree of involvement of microbubble water is higher, better effect.And above-mentioned microbubble water can maintain one in air and liquid mixer 1
Determine liquid level and continuously exported from the water outlet of 1 bottom of air and liquid mixer and from the water outlet of 1 bottom of air and liquid mixer, meets use
The demand of family continuous use microbubble water.Pass through the setting of above-mentioned preliminary mixing arrangement 13, it may not be necessary to gas transportation facilities,
The absorption of gas can be realized and mixed with the preliminary of water.
In the present embodiment, it is provided with liquid level detection unit 8 in above-mentioned air and liquid mixer 1, this states liquid level detection unit 8 by height
There are 1 level sensing points to low detection, there are two level sensing points for the present embodiment detection.Specifically, above-mentioned level sensing
Unit 8 includes the first detection probe 81 and the second detection probe 82 that are arranged from high to low, above-mentioned first detection probe 81 and the
Two detection probes 82 are respectively corresponded there are two level sensing point, and whether the liquid for detecting in air and liquid mixer 1 reaches liquid level
At test point.
Since existing air and liquid mixer internal pressure is after reaching setting value, need to switch off the pump, then in use process
In, it is frequently opened at the outlet valve of air and liquid mixer, when leading to the pressure in air and liquid mixer lower than setting value, and needs to open
Dynamic water pump, frequently switches on outlet valve in use, will cause water pump frequent starting, and frequent starting will affect making for water pump
Use the service life.And in the case where the high pressure of water route, starting water pump will lead to its stall, causes pump motor heating, seriously affects water
The service life of pump.
For these reasons, the present embodiment is parallel with the third opposite with 4 conducting direction of the first check valve in 5 two sides of water pump
Check valve 9, the cracking pressure of the third check valve 9 are greater than the pressure at level sensing point corresponding to above-mentioned second detection probe 82
Power.When the pressure in air and liquid mixer 1 is greater than the cracking pressure of third check valve 9, third check valve 9 can be connected, and pass through at this time
The water that water pump 5 flows out after being pressurized can flow to the entrance of water pump 5 from third check valve 9, and continuation is recycled by water pump 5, without entering
Into air and liquid mixer 1, and then avoid 1 hypertonia of air and liquid mixer.And the setting of above-mentioned third check valve 9, it can
The opening and closing frequency for reducing water pump 5, is also just able to extend the service life of water pump 5.
In the present embodiment, relief valve 11 is further provided at the upper end of air and liquid mixer 1, when liquid level detection unit 8
The first detection probe 81 failure or microbubble water generation device controller failure when, will not or can not switch off the pump at this time
5, it, can be by pressure release if the pressure in air and liquid mixer 1 reaches the vent pressure value of relief valve 11 by above-mentioned relief valve 11
Valve 11 carries out pressure release, to guarantee the safety of air and liquid mixer 1.
In the present embodiment, further, it is provided with electric-control stop valve 10 between the first check valve 4 and water pump 5, the electricity
Control shut-off valve 10 be connected to controller, when microbubble water outlet effect is unobvious or for a long time when not used, need to mix gas-liquid
Water discharge in clutch 1, is at this time disconnected inlet pipeline 1 by electric-control stop valve 10, the water in subsequent air and liquid mixer 1 is in gas
Outlet valve 12 is discharged under pressure in liquid mixer 1.
The present invention also provides a kind of control method of above-mentioned microbubble water generation device, specifically, control water pump 5 is to preliminary
Water inlet in mixing arrangement 13, while the gas at gas source 6 is sucked preliminary mixing arrangement by the negative pressure that preliminary mixing arrangement 13 generates
13, the water and the gas are delivered in air and liquid mixer 1 after the tentatively mixing of preliminary mixing arrangement 13, and and gas-liquid mixed
The mixed gases of certain pressure are maintained to form microbubble water in device 1, which can maintain one in air and liquid mixer 1
Determine liquid level and continuously exports.
In the present embodiment, further, above-mentioned control method further includes：It is visited by two detections of liquid level detection unit 8
It is detected for the liquid level in air and liquid mixer 1, in the liquid level in air and liquid mixer 1 lower than corresponding to the second detection probe 82
The second setting value when, to controller, water is delivered to just 82 feedback signal of the second detection probe by the controller control starting of water pump 5
Mixing arrangement 13 is walked, suction function of the gas at gas source 6 through preliminary mixing arrangement 13, is adsorbed to preliminary mixing at the same time
It tentatively being mixed in device 13 with water, the water and gas then mixed is delivered in air and liquid mixer 1 through preliminary mixing arrangement 13, and
Microbubble water is formed with the mixed gases of certain pressure are maintained in air and liquid mixer 1.In the starting of above-mentioned water pump 5, controller
The running time T of start recording water pump 5.
With the continuous service of water pump 5, the water level in air and liquid mixer 1 can rise, and gradually rise up to the second detection spy
Second setting value corresponding to needle 82, when above-mentioned liquid level reaches the second setting value corresponding to the second detection probe 82, second
For 82 feedback signal of detection probe to controller, controller judges whether the running time T of water pump 5 is more than or equal to setting flooding time
T1 indicates that the pressure in air and liquid mixer 1 has reached and wants if the running time T of water pump 5 is more than or equal to setting flooding time T1
The pressure asked, controller closes water pump 5 at this time, and the gas at gas source 6 is no longer flow towards preliminary mixed then with the closing of water pump 5
It attaches together and sets 13.
If running time T is less than setting flooding time T1, although liquid level reaches corresponding to the second detection probe 82 at this time
The second setting value, it is possible that the pressure in air and liquid mixer 1 is not up to required pressure, therefore controller controls water pump
5 continue water inlet to setting flooding time T1.
During water pump 5 continues water inlet to setting flooding time T1, the pressure in air and liquid mixer 1 is less than third list
To valve 9 cracking pressure when, water pump 5 continue intakes into air and liquid mixer 1.Pressure in air and liquid mixer 1 is greater than third
When the cracking pressure of check valve 9, the water that water pump 5 exports can flow to the inlet of water pump 5 through third check valve 9, circulate, this
When water pump 5 no longer intake to air and liquid mixer 1, the pressure in air and liquid mixer 1 is kept constant.The water recycle stream that water pump 5 exports
It is dynamic, the opening and closing frequency of water pump 5 can be also reduced, and then be able to extend the service life of water pump 5.
In the present embodiment, when the failure of above-mentioned third check valve 9, if the liquid level in air and liquid mixer 1 has reached first
Third setting value corresponding to detection probe 81, for 81 feedback signal of the first detection probe to controller, controller switches off the pump 5,
And alarm is issued by display or buzzer, to prompt pressure in user's air and liquid mixer 1 excessive, need to be drained in time,
The security performance for influencing air and liquid mixer 1 too much is higher by avoid the pressure in air and liquid mixer 1.
Further, when the failure of liquid level detection unit 8 can not detect third setting value or microbubble water generation device
Controller failure when, there is the lasting water inlet of water pump 5 at this time, the pressure in air and liquid mixer 1 is increasing, works as gas-liquid mixed
When pressure in device 1 reaches the vent pressure value of relief valve 11, pressure release can be carried out by relief valve 11, so that gas-liquid mixed
Pressure in device 1 no longer rises, and 1 hypertonia of air and liquid mixer is avoided to influence safe handling.
Embodiment two
The present embodiment provides a kind of microbubble water generation device, the difference with embodiment one is：The liquid of the present embodiment
Position detection unit 8 includes that the first detection probe 81 set gradually from high to low and the second detection probe 82 and third detection are visited
Needle 83, as shown in Fig. 2, above three detection probe is respectively corresponded, there are three level sensing points, for detecting in air and liquid mixer 1
Liquid whether reach at level sensing point.
By above-mentioned third detection probe 83, reach the position of the second detection probe 82 in liquid level, and running time T is big
In being equal to setting flooding time T1, after closing water pump 5, when user uses microbubble water, liquid level can drop to third inspection at this time
When between probing needle 83 and the second detection probe 82, water pump 5 not will start at this time, until liquid level drops to third detection probe 83
Position and it is following when, control water pump 5 intake into preliminary mixing arrangement 13, and by preliminary 13 negative-pressure adsorption of mixing arrangement into
Gas enters air and liquid mixer 1 after the tentatively mixing of preliminary mixing arrangement 13, repeats the above process to liquid level and reach the second detection spy
The position of needle 82.
The present embodiment also provides the control method of above-mentioned microbubble water generation device, and the difference with embodiment one only exists
In：
The present embodiment reaches the second setting value corresponding to the second detection probe 82 in liquid level, and running time T is greater than
Equal to setting flooding time T1, after closing water pump 5, when user uses microbubble water, liquid level can drop to third detection probe
83 and second between detection probe 82, and water pump 5 not will start at this time, until liquid level drops to corresponding to third detection probe 83 the
One setting value and it is following when, control water pump 5 intake into preliminary mixing arrangement 13, and by preliminary 13 negative pressure of mixing arrangement suction
Attached air inlet enters air and liquid mixer 1 after the tentatively mixing of preliminary mixing arrangement 13, repeats the above process to liquid level and reach the second inspection
Second setting value corresponding to probing needle 82.
Obviously, the above embodiment of the present invention is just for the sake of clearly illustrating examples made by the present invention, and being not is pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (10)
1. a kind of microbubble water generation device, which is characterized in that including a closed air and liquid mixer (1) and apply venturi
The preliminary mixing arrangement (13) of effect, when water enters preliminary mixing arrangement (13), the preliminary mixing arrangement (13) is generated negative
Pressure by gas suck preliminary mixing arrangement (13), the water and the gas through preliminary mixing arrangement (13) tentatively mixing after convey
In to air and liquid mixer (1), and the gas of certain pressure is maintained to be mixed to form microbubble water again in air and liquid mixer (1),
The microbubble water can maintain certain liquid level in air and liquid mixer (1) and continuously export.
2. microbubble water generation device according to claim 1, which is characterized in that further include being all connected to tentatively mix dress
The water pump (5) and gas source (6) for setting (13), it is described preliminary mixed when the water through water pump (5) conveying enters preliminary mixing arrangement (13)
It attaches together and sets the negative pressure of (13) generation and suck the gas at gas source (6) in preliminary mixing arrangement (13), and by preliminary mixing arrangement
(13) preliminary mixing.
3. microbubble water generation device according to claim 2, which is characterized in that the preliminary mixing arrangement (13) is to penetrate
Flow device or Venturi tube.
4. microbubble water generation device according to claim 3, which is characterized in that setting in the air and liquid mixer (1)
Have liquid level detection unit (8), the liquid level detection unit (8) is detected from high to low there are 1 level sensing points.
5. microbubble water generation device according to claim 4, which is characterized in that the liquid level detection unit (8) includes
The first detection probe (81) and the second detection probe (82) set gradually from high to low；
Alternatively, the liquid level detection unit (8) includes the first detection probe (81) set gradually from high to low, the second detection spy
Needle (82) and third detection probe (83).
6. microbubble water generation device according to claim 5, which is characterized in that water pump (5) two sides be parallel with
The cracking pressure of the third check valve (9) for intaking contrary, the third check valve (9) is greater than the second detection probe (82) institute
Pressure at corresponding level sensing point.
7. microbubble water generation device according to claim 2, which is characterized in that the side of the water pump (5) is equipped with edge
The side of the first check valve (4) that water inlet direction can be connected, the gas source (6) is unidirectional equipped with can be connected along airintake direction second
Valve (7)；
Preferably, relief valve (11) are provided at the upper end of the air and liquid mixer (1).
8. a kind of control method of microbubble water generation device, which is characterized in that it intakes into preliminary mixing arrangement, it is preliminary to mix
Gas is sucked preliminary mixing arrangement by the negative pressure that device generates, and the water and the gas are after preliminary mixing arrangement tentatively mixes
It is delivered in air and liquid mixer, and forms microbubble water with the mixed gases of certain pressure are maintained in air and liquid mixer, it is described
Microbubble water can maintain certain liquid level in air and liquid mixer and continuously export.
9. control method according to claim 8, which is characterized in that further include：
The liquid level in air and liquid mixer is detected by liquid level detection unit, the liquid level in air and liquid mixer is lower than second
When setting value, control water pump is intake into preliminary mixing arrangement, while the negative pressure that generates of preliminary mixing arrangement is by the gas at gas source
Body sucks preliminary mixing arrangement, and the water and the gas are delivered to air and liquid mixer after preliminary mixing arrangement tentatively mixes
It is interior, until the liquid level in air and liquid mixer reaches the second setting value.
10. control method according to claim 9, which is characterized in that in water pump starting, record the runing time of water pump
T；
When liquid level in air and liquid mixer reaches the second setting value, if running time T is more than or equal to setting flooding time T1,
It switches off the pump；
Preferably, after switching off the pump, if liquid level drop to the first setting value and it is following when, control water pump into air and liquid mixer
Water inlet；
Preferably, if running time T is less than setting flooding time T1, control water pump continues water inlet to setting flooding time T1；
Preferably, when the pressure in air and liquid mixer is greater than the cracking pressure of third check valve, the water warp of the water pump output
Third check valve flow to the inlet of water pump；
Preferably, it in third failure of check valve, if the liquid level in air and liquid mixer reaches third setting value, switches off the pump
And it alarms；
Preferably, the controller of third setting value or microbubble water generation device can not be detected in liquid level detection unit failure
When failure, if the pressure in air and liquid mixer reaches the vent pressure value of relief valve, pressure release is carried out by relief valve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710325607.0A CN108854611B (en) | 2017-05-10 | 2017-05-10 | Micro-bubble water generating device and control method thereof |
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| CN201710325607.0A CN108854611B (en) | 2017-05-10 | 2017-05-10 | Micro-bubble water generating device and control method thereof |
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| CN108854611B CN108854611B (en) | 2022-09-16 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110102195A (en) * | 2019-04-23 | 2019-08-09 | 上海行恒科技有限公司 | A kind of micro-nano bubble bathtub of high concentration and its control method |
| CN110479125A (en) * | 2019-09-03 | 2019-11-22 | 梁荷 | A kind of superpressure aerator and purposes |
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| CN108854611B (en) | 2022-09-16 |
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