CN107445223A - Water shortage detection means and system - Google Patents
Water shortage detection means and system Download PDFInfo
- Publication number
- CN107445223A CN107445223A CN201710849885.6A CN201710849885A CN107445223A CN 107445223 A CN107445223 A CN 107445223A CN 201710849885 A CN201710849885 A CN 201710849885A CN 107445223 A CN107445223 A CN 107445223A
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- Prior art keywords
- water
- detection means
- filter
- water pump
- control device
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 252
- 238000001514 detection method Methods 0.000 title claims abstract description 74
- 239000002351 wastewater Substances 0.000 claims description 24
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 239000012528 membrane Substances 0.000 claims description 9
- 238000001223 reverse osmosis Methods 0.000 claims description 9
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims 1
- 208000005156 Dehydration Diseases 0.000 abstract description 8
- 238000001914 filtration Methods 0.000 description 6
- -1 polypropylene Polymers 0.000 description 5
- 239000004743 Polypropylene Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229920001155 polypropylene Polymers 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000005416 organic matter Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 125000001309 chloro group Chemical group Cl* 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- 244000060011 Cocos nucifera Species 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004549 pulsed laser deposition Methods 0.000 description 1
- 239000000941 radioactive substance Substances 0.000 description 1
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- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/10—Testing of membranes or membrane apparatus; Detecting or repairing leaks
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/001—Upstream control, i.e. monitoring for predictive control
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention provides a kind of water shortage detection means and system, belong to smart machine field.Described device includes water pump, filter, detection means and valve, that the water inlet end of water pump is detected by detection means enters water state, so that control device according to it is described water inlet condition adjudgement described in water pump water inlet end source water whether water shortage, enter water state so as to water inlet end that is effective and accurately detecting the water pump, the control device with this can determine whether the water pump inlet source water whether water shortage, so as to be supplemented in time when source water is in exsiccosis, to meet the water demand of user.
Description
Technical field
The present invention relates to smart machine field, in particular to a kind of water shortage detection means and system.
Background technology
With the continuous improvement of people's living standards, family expenses water treatment product is also increasingly popularized.It is and net in the market
The means of hydrophone water shortage detection mainly use low tension switch, are placed on the front end of water route entering water electromagnetic valve, but be directed to self-suction type
For water purifier also without good detection means, reason is exactly to intake that end pressure is very low, and some are 0, and negative pressure condition is also presented, that
Detected using low tension switch with regard to bad, and pressure detecting is inaccurate.
The content of the invention
It is an object of the invention to provide a kind of water shortage detection means and system, and it can improve above mentioned problem.
What embodiments of the invention were realized in：
A kind of water shortage detection means, applied to water shortage detecting system, the system also includes control device, the water shortage inspection
Surveying device includes water pump, filter, detection means and valve, and the water pump is provided with water inlet end and water side, the water pump
Water side connected with the filter, the filter is provided with waste water output end, the waste water output of the filter
End is connected with the detection means, and the detection means is connected with the valve, and the control device fills with the detection respectively
Put, water pump connection；The detection means, the water inlet end for detecting the water pump enter water state；The control device,
For according to it is described water inlet condition adjudgement described in water pump water inlet end source water whether water shortage.
In preferred embodiments of the present invention, the detection means is pressure switch.
In preferred embodiments of the present invention, the detection means is pressure sensor.
In preferred embodiments of the present invention, the detection means is flow switch.
In preferred embodiments of the present invention, the filter is reverse osmosis membrane.
In preferred embodiments of the present invention, the filter includes polypropylene melt blown filter, the particle being sequentially connected in series
Active carbon filter core and Carbon rod filter element.
In preferred embodiments of the present invention, the valve is multifunctional electromagnetic valves.
In preferred embodiments of the present invention, the valve is proportioning valve.
In preferred embodiments of the present invention, the water inlet end of the water pump is provided with water inlet pipe, and the water inlet pipe is used to convey
Source water is to the water pump.
A kind of water shortage detecting system, the system include control device and water shortage detection means, the control device and institute
State the connection of water shortage detection means.
The beneficial effect of the embodiment of the present invention is：
The embodiment of the present invention provides a kind of water shortage detection means and system, and the water inlet end of water pump is detected by detection means
Enter water state so that control device according to it is described water inlet condition adjudgement described in water pump water inlet end source water whether water shortage, so as to
The water state that enters of the water inlet end of the water pump can effectively and be accurately detected, the control device can determine whether that the water pump enters with this
The source water of water end (W.E.) whether water shortage, so as to can be supplemented in time when source water is in exsiccosis, to meet the water demand of user.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by embodiment it is required use it is attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is a kind of structured flowchart of water shortage detecting system provided in an embodiment of the present invention；
Fig. 2 is a kind of structured flowchart of water shortage detection means provided in an embodiment of the present invention；
Fig. 3 is a kind of structural representation for water shortage detection means that embodiment of the embodiment of the present invention provides；
Fig. 4 is a kind of circuit theory diagrams of detection means provided in an embodiment of the present invention.
Icon：200- water shortage detecting systems；210- control devices；100- water shortage detection means；110- water pumps；112- is intake
End；114- water sides；120- filters；122- pure water output ends；124- waste water output ends；130- detection means；140- valves
Door.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, rather than whole embodiments.The present invention implementation being generally described and illustrated herein in the accompanying drawings
The component of example can be configured to arrange and design with a variety of.
Therefore, below the detailed description of the embodiments of the invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.It is common based on the embodiment in the present invention, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the model that the present invention protects
Enclose.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.
In addition, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and it is not intended that instruction or hint
Relative importance.
In the description of the invention, it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or one
Connect body；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirect by intermediary
It is connected, can is the connection of two element internals.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
Other features and advantages of the present invention will illustrate in subsequent specification, also, partly become from specification
It is clear that or understood by implementing the embodiment of the present invention.The purpose of the present invention and other advantages can be by being write
Specifically noted structure is realized and obtained in specification, claims and accompanying drawing.
It refer to Fig. 1, Fig. 1 is a kind of structured flowchart of water shortage detecting system 200 provided in an embodiment of the present invention, the system
System includes control device 210 and water shortage detection means 100, and the water shortage detection means 100 is connected with the control device 210.
Wherein, control device 210 can be PC (personal computer, PC), tablet personal computer, intelligent hand
The terminals such as machine, personal digital assistant (personal digital assistant, PDA), wearable device.
The control device 210 can also be a kind of IC chip, have the processor of the disposal ability of signal.It is above-mentioned
Processor can be general processor, including central processing unit (Central Processing Unit, abbreviation CPU), network
Processor (Network Processor, abbreviation NP) etc.；It can also be digital signal processor (DSP), application specific integrated circuit
(ASIC), ready-made programmable gate array (FPGA) either other PLDs, discrete gate or transistor logic,
Discrete hardware components.It can realize or perform disclosed each method, step and the logic diagram in the embodiment of the present invention.It is general
Processor can be microprocessor or the processor can also be any conventional processor etc..
Fig. 2 is refer to, Fig. 2 is a kind of structured flowchart of water shortage detection means 100 provided in an embodiment of the present invention, described to lack
Water detection means 100 includes water pump 110, filter 120, detection means 130 and valve 140, the water pump 110 with it is described
Filter 120 is connected, and the filter 120 is connected with the detection means 130, the detection means 130 and the valve
Door 140 connects.
Specifically, Fig. 3 is refer to, Fig. 3 is a kind of structural representation of water shortage detection means 100 provided in an embodiment of the present invention
Figure, the water pump 110 are provided with water inlet end 112 and water side 114, water side 114 and the filter of the water pump 110
120 connections, the filter 120 are provided with pure water output end 122 and waste water output end 124, the waste water of the filter 120
Output end 124 is connected with the detection means 130, and the detection means 130 is connected with the valve 140, the control device
210 are connected with the detection means 130, the water pump 110 respectively.
The water shortage detection means 100 is applied to self-suction type water purifier, and water storage is connected by the water inlet end 112 of water pump 110
For device to obtain source water from water storage device, the water inlet end 112 of the water pump 110 is provided with water inlet pipe (not shown), it is described enter
Water pipe is used for delivery source water to the water pump 110, and is also connected with pipeline between the water pump 110 and the filter 120,
For the source water of the water side 114 of water pump 110 to be delivered into filter 120.The pure water output end 122 of filter 120 is used for
Pure water after output filtering, waste water output end 124 are used for waste water, such as concentrated water or flushing water, pass through detection means 130 and valve
140 are exported.
The detection means 130, the water inlet end 112 for detecting the water pump 110 enters water state, so as to judge water storage
In device whether water shortage.
The control device 210, the source water for the water inlet end 112 of water pump 110 according to the water inlet condition adjudgement
Whether water shortage.
As a kind of mode, the detection means 130 can be pressure switch, and it can be used for detecting filter 120
Waste water output end 124 water pressure because the pressure switch is installed between filter 120 and valve 140, also,
The water pressure of the waste water output end 124 of filter 120 is equal with the water pressure of the water side 114 of water pump 110, so, can be with
The water pressure of the water side 114 of the water pump 110 is obtained, enters water state so as to obtain the water inlet end 112 of water pump 110, i.e.,
Whether water inlet is sufficient.Pressure switch is a kind of simple pressure control device 210, when reaching rated value by measuring pressure, pressure
Switch can send alarm or control signal, and the operation principle of pressure switch is：When by measuring pressure overrate, flexible member
Free end produce displacement, switch element is promoted directly or through after, changes the on off operating mode of switch element, reaches control
By the purpose of measuring pressure.
When water purifier operation when, control device 210 control first water pump 110 absorption water storage device in source water with
It is pressurized to filter 120, when the water pressure of the waste water output end 124 of filter 120 reaches default pressure value, pressure
Tripping is switched, one control signal of generation is sent to control device 210, after control device 210 obtains the control signal, because water inlet
During the water inlet abundance at end 112, the pressure of the waste water output end 124 of filter 120 is larger, so, control device 210 can be sentenced
Break and the water inlet abundance of the water inlet end 112 of water pump 110, then it represents that the source water in water storage device is sufficient, if water purifier is in one section of operation
After time, control device 210 does not get the control signal of pressure switch transmission, then it represents that and the pressure switch does not have tripping,
So as to judge the progress of the water inlet end 112 of water pump 110 deficiency, represent that the source water in water storage device is in exsiccosis, pass through
The water pressure of the waste water output end 124 of the detection filter 120 of pressure switch, can more accurately judge that water pump 110 enters
Water end (W.E.) 112 enters water state, so as to when the source water of water inlet end 112 is in exsiccosis user can in time to water storage device in mend
Yuan Shui is filled, to meet the water demand of user.
As a kind of embodiment, the detection means 130 can also be pressure sensor, and pressure sensor can also be used for examining
Survey the hydraulic pressure of the waste water output end 124 of the filter 120, you can the source water that water pump 110 held is judged by hydraulic pressure
Whether water shortage.
As a kind of embodiment, the detection means 130 can also be flow switch, and flow switch can be used for detecting
The water-carrying capacity of the waste water output end 124 of device 120 is filtered, triggering output control when water-carrying capacity is higher or lower than a certain preset value in this place
Signal processed or alarm signal are to control device 210, for example, in the water-carrying capacity for the waste water output end 124 for detecting filter 120
During less than a default water flow value, the flow switch exports a control signal and received to control device 210, control device 210
It may determine that the water-carrying capacity of the waste water output end 124 of the filter 120 is relatively low after to the control signal, then it represents that water pump
The water inlet deficiency of 110 water inlet end 112, illustrates that the source water of the water inlet end 112 of water pump 110 is in exsiccosis, then user needs
The supplementary source water in water storage device in time, to meet the water demand of user.
Certainly, the water shortage detection means 100 may also include warning device, and detecting water pump 110 by detection means 130 intakes
Water state is entered at end 112, and an alarm signal is sent in the water inlet deficiency of water inlet end 112 to the warning device, the alarm
Device is alarmed according to the alarm signal, so that user can know that the water inlet end 112 of the water pump 110 is in water shortage in time
Source water in state, i.e. water storage device is in exsiccosis, so as to which user can be supplemented source water in time.
In addition, the detection means 130 can be pressure detection circuit, Fig. 4 is refer to, Fig. 4 is provided in an embodiment of the present invention
A kind of circuit theory diagrams of detection means 130, the detection means 130 include first resistor R1, second resistance R2,3rd resistor
R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7, the 8th resistance R8, rheostat R9, the first electric capacity C1
With operational amplifier U1.The first resistor R1 and second resistance R2 is piezo-resistance, one end of the first resistor R1
It is connected with one end of the second resistance R2, and is connected again with external power source, the other end of the second resistance R2 and described the
Three resistance R3 one end connection, and is connected with one end of the 5th resistance R5, the other end of the 3rd resistor R3 with it is described
4th resistance R4 one end connection, and be grounded, the other end of the 4th resistance R4 connects with the other end of the first resistor R1
Connect, and one end, one end of the rheostat R9 with the first electric capacity C1 are connected, the other end of the 5th resistance R5 and institute
Operational amplifier U1 inverting input connection is stated, also one end with the 6th resistance R6 is connected, the 6th resistance R6's
The other end is connected with operational amplifier U1 output end, and is connected with control device 210, another termination of the first electric capacity C1
Ground, the other end of the rheostat R9 are connected with one end of the 7th resistance R7, the other end difference of the 7th resistance R7
Normal phase input end, one end of the 8th resistance R8 with the operational amplifier U1 are connected, and the 8th resistance R8's is another
End ground connection, the positive power source terminal of the operational amplifier U1 are connected with external circuit, institute operational amplifier U1 negative power end ground connection.
The hydraulic pressure of the waste water output end 124 of filter 120 is carried out simultaneously by first resistor R1 and second resistance R2
Piezoelectric detection, and two corresponding voltage signals are produced according to current hydraulic pressure, two voltage signals pass through the 5th resistance respectively
R5 and the 7th resistance R7 enters operational amplifier U1 inverting input and in-phase input end, is then carried out by operational amplifier U1
A voltage signal is exported after calculation process to control device 210, control device 210 carries out processing to the voltage signal received and obtained
Data corresponding to the voltage signal are obtained, so that user is checked and is understood, so as to know the water inlet end of water pump 110 in time
112 source water whether water shortage, can be supplemented in time in exsiccosis, meet the water demand of user.
In addition, filter 120 is used for after being filtered to the source water of input for users to use, as a kind of mode, institute
It can be reverse osmosis membrane to state filter 120, and reverse osmosis technology principle is in the presence of higher than solution osmotic pressure, according to other
Material can not pass through pellicle, and these materials and water are separated.The membrane aperture of reverse osmosis membrane is very small, therefore can be effective
Dissolved salts that ground is gone in water removal, colloid, microorganism, organic matter etc..
As a kind of mode, the filter 120 can also include polypropylene melt blown filter, the seed activity being sequentially connected in series
Filtration core and Carbon rod filter element.The continuous polypropylene filament coiling that polypropylene melt blown filter is produced with melt-blown process forms, and has
The suspensions such as good chemical compatibility, main filtration silt, algae, microorganism.Granular activated carbon filter core is using nonpoisonous and tasteless
Efficient cocoanut active charcoal and coal mass active carbon make main body, are being aided with food grade materials adhesive, through special process machine-shaping, its
Organic matter, chlorine residue and other radioactive substances that can effectively go in water removal, moreover it is possible to the peculiar smell gone in water removal.Carbon rod filter element is by excellent
The activated carbon of matter is raw material, then forms its structure with the sticker of low-heat fusibleness, and continuously extruding and molding, it can effectively go to remove water
In organic matter, particulate, iron rust, chlorine residue, peculiar smell etc..
The filter 120 is in series using three kinds of different filter cores, using different filter cores characteristic to intake into
Row multi-filtering, large granular impurity and peculiar smell in water removal are removed, to reach preferable treatment effect.
Certainly a reverse osmosis membrane is also set up after the filter 120, by first with above-mentioned three kinds of filter cores to carrying out
Filtering, is then filtered by reverse osmosis membrane, can mitigate the filtering burden of reverse osmosis membrane, extend the use of reverse osmosis membrane again
Life-span, from the maintenance cost for reducing water purifier to a certain degree.
The valve 140 is used for the output for controlling waste water, as a kind of mode, for the ease of accurate control waste water output
Size, the valve 140 can be multifunctional electromagnetic valves, the multifunctional electromagnetic valves can include magnetic guiding loop, separation sleeve, electromagnetic valve core,
Spring, magnet coil, coil fixing support, valve plug and electromagnetic valve core linkage are provided between valve body liquid stream passes in and out die cavity, meanwhile,
Choke valve is provided between valve body liquid stream disengaging die cavity, choke valve includes pod apertures, through hole and valve element, and the through hole is arranged on valve
On body, connection liquid stream enters die cavity and goes out die cavity with liquid stream；Valve element is the regulating valve with valve body fluid-tight engagement, to adjust through hole
Size.Wherein, the valve element of the choke valve can be screwed regulating valve.Through hole connection valve body fluid flows into or out chamber, utilizes
Screw thread screws or unscrewed regulating valve, adjusts the size of through hole, so as to control the size of the output flow of waste water, it is ensured current
It is constant and accurate, it is easy to operate, it is practical.
As a kind of mode, the valve 140 can also be proportioning valve, and the proportioning valve is continuous control proportioning valve, valve port
Any one aperture can be opened as needed, thus controls the size by wastewater flow, so the purpose of use ratio valve
The throttling control to wastewater flow is exactly realized in a manner of automatically controlled.
In summary, the embodiment of the present invention provides a kind of water shortage detection means 100 and system, is examined by detection means 130
That surveys the water inlet end 112 of water pump 110 enters water state, so that the water pump 110 according to the water inlet condition adjudgement of control device 210
Water inlet end 112 source water whether water shortage, so as to the water inlet of water inlet end 112 that is effective and accurately detecting the water pump 110
State, the control device 210 with this can determine whether the water inlet end 112 of water pump 110 source water whether water shortage, so as in Yuan Shuichu
It can be supplemented in time when exsiccosis, to meet the water demand of user.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
- A kind of 1. water shortage detection means, it is characterised in that applied to water shortage detecting system, the system also includes control device, The water shortage detection means includes water pump, filter, detection means and valve, and the water pump is provided with water inlet end and water outlet End, the water side of the water pump connect with the filter, and the filter is provided with waste water output end, the filter Waste water output end be connected with the detection means, the detection means is connected with the valve, the control device respectively with The detection means, water pump connection；The detection means, the water inlet end for detecting the water pump enter water state；The control device, for according to it is described water inlet condition adjudgement described in water pump water inlet end source water whether water shortage.
- 2. water shortage detection means according to claim 1, it is characterised in that the detection means is pressure switch.
- 3. water shortage detection means according to claim 1, it is characterised in that the detection means is pressure sensor.
- 4. water shortage detection means according to claim 1, it is characterised in that the detection means is flow switch.
- 5. water shortage detection means according to claim 1, it is characterised in that the filter is reverse osmosis membrane.
- 6. water shortage detection means according to claim 1, it is characterised in that what the filter included being sequentially connected in series gathers Propylene melt blown filter core, granular activated carbon filter core and Carbon rod filter element.
- 7. water shortage detection means according to claim 1, it is characterised in that the valve is multifunctional electromagnetic valves.
- 8. water shortage detection means according to claim 1, it is characterised in that the valve is proportioning valve.
- 9. water shortage detection means according to claim 1, it is characterised in that the water inlet end of the water pump is provided with water inlet pipe, The water inlet pipe is used for delivery source water to the water pump.
- 10. a kind of water shortage detecting system, it is characterised in that it is any described with claim 1-9 that the system includes control device Water shortage detection means, the control device is connected with the water shortage detection means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710849885.6A CN107445223A (en) | 2017-09-19 | 2017-09-19 | Water shortage detection means and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710849885.6A CN107445223A (en) | 2017-09-19 | 2017-09-19 | Water shortage detection means and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
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Application publication date: 20171208 |