CN208008560U - A kind of household water system - Google Patents
A kind of household water system Download PDFInfo
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- CN208008560U CN208008560U CN201721244928.XU CN201721244928U CN208008560U CN 208008560 U CN208008560 U CN 208008560U CN 201721244928 U CN201721244928 U CN 201721244928U CN 208008560 U CN208008560 U CN 208008560U
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- water
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Abstract
A kind of household water system, including by water inlet line, primary filter module, reverse-osmosis membrane element, the water purification path that active carbon filter and outlet conduit are sequentially communicated, further include by water inlet line, primary filter module, the return water path that reverse-osmosis membrane element and water inlet line are sequentially communicated, the water butt bottom end is connected with the wastewater barrel for collecting metamorphic water, the second motor-driven valve is provided between the water butt and wastewater barrel, it is provided with liquid level detection device in the water butt, when liquid level reaches certain altitude in water butt, drain module is connected, counter starts timing, motor-driven valve is controlled after certain time to open, when liquid level is less than certain height, water supply module is connected, first motor-driven valve is opened carries out moisturizing to water butt and reverse-osmosis membrane element, its advantage is that periodically the endomorphosed water of bucket can be cleared up.
Description
Technical field
The utility model is related to water system, more particularly to a kind of household water system.
Background technology
With the continuous quickening of China's process of industrialization, pollution problem increasingly highlights, and wherein water pollution is particularly acute, ground
The contamination accident of lower water, surface water, tap water emerges one after another, household water-purifying machine（It is reverse osmosis）With its high-precision filter effect,
It solves the problems, such as the irreplaceable effect of the water security of resident's last one kilometer, comes into being, and rapid proliferation.
Now, on the market water system is mostly as shown in figure 4, can be divided into two main lines, wherein a main line is successively
Water inlet line 3, primary filter module 4, reverse-osmosis membrane element 5, activated carbon primary filter module 9 and the outlet conduit 6 of connection, it is former
Water first passes through primary filter module 4, is then filtered by reverse-osmosis membrane element 5, is generated into activated carbon primary filter mould
The water purification of block 9, and have the discharge of outlet conduit 6 for using；Wherein another main line is the water inlet line 3 being sequentially communicated, primary
Filtering module 4, reverse-osmosis membrane element 5 and outlet valve 7 open outlet valve 7, raw water is by primary mistake when outlet conduit 6 is closed
Inversely enter from reverse-osmosis membrane element 5 after filtering module 4, reverse-osmosis membrane element 5 is rinsed, is finally discharged from outlet valve 7.
But due to being stored in water butt after filtering, when user stays out for a long time, the water in water butt can
It can go bad, it may do harm to huamn body when user reuses.
Utility model content
The purpose of this utility model is to provide a kind of household water system, its advantage is that can be periodically by bucket endometamorphism
Water cleared up.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of household water system, including filtered by water inlet line, primary filter module, reverse-osmosis membrane element, activated carbon
The water purification path that device and outlet conduit are sequentially communicated, further include by water inlet line, primary filter module, reverse-osmosis membrane element and into
The return water path that waterpipe is sequentially communicated, wherein between reverse-osmosis membrane element and active carbon filter also by a water-supply-pipe
It is connected with water butt, the water inlet end of the reverse-osmosis membrane element is provided with the first motor-driven valve, and the water butt bottom end is connected with receipts
The wastewater barrel for collecting metamorphic water, is provided with the second motor-driven valve, liquid is provided in the water butt between the water butt and wastewater barrel
Level detecting apparatus, the liquid level detection device include liquid level sensor and timing circuit, the liquid level sensor output end coupling
It is connected to the drain module of water supply module and control water butt draining that control water inlet pipe supplies water to water butt.Work as water butt
When interior liquid level reaches certain altitude, drain module conducting, counter starts timing, and motor-driven valve is controlled after certain time and is opened,
When liquid level is less than certain height, water supply module conducting, the first motor-driven valve opening mends water butt and reverse-osmosis membrane element
Water.
Through the above technical solutions, return water path can to rinse reverse-osmosis membrane element water be recycled to water inlet line, from into
Primary filter module, reverse-osmosis membrane element and active carbon filter is again passed by waterpipe to be filtered, final water purification from
Outlet conduit is discharged into water butt, makes directly to fetch water from water butt when user's water, to prevent municipal administration from cutting off the water supply, water butt bottom end
It is connected with wastewater barrel by the first motor-driven valve, since the water in water butt places certain time（Such as 48 hours）It can occur later
Rotten, user can be according to actual conditions preset time, and when reaching the time, timing circuit can control the water discharge in water butt
Into wastewater barrel, the water in wastewater barrel is for domestic water, and avoiding user, accidentally drink causes unnecessary harm.
The utility model is further arranged to：The timing circuit includes counter, register and crystal oscillator, institute
Counter Enable Pin coupling power supply is stated, counter triggering end couples drain module, three poles of the first driving of counter overflow end coupling
Pipe, the first driving transistor emitter couple the second motor-driven valve by a normally-closed contact K1.
Through the above technical solutions, timing circuit employs counters to timing, keep timing time more accurate, existing meter
Number device generally uses crystal oscillator to realize and counts, and when the Enable Pin of counter is triggered, counter starts counting up, when by default
Between after overflow end and export high level signal, so that drain module is connected, the endomorphosed water of water butt be discharged.
The utility model is further arranged to：The drain module include the first reference cell, detection unit and and
First comparing unit, the first comparing unit output end couple counter.
Through the above technical solutions, detection unit is liquid level sensor, liquid level can be detected and export inspection
Signal is surveyed, the first reference cell can provide a liquid level preset value according to default liquid level peak, after liquid level reaches the water level
Timing signal is sent out to counter triggering end, when counter overflow end output high level control water butt is arranged after a period of time
Water.
The utility model is further arranged to：First reference cell include the first reference resistance being arranged in series and
Second reference resistance, node couple the first comparing unit.
Through the above technical solutions, the first reference resistance and the second reference resistance partial pressure can provide a base for drain module
Quasi- voltage.
The utility model is further arranged to：First comparing unit is voltage comparator, reverse input end coupling
First reference cell, voltage comparator positive input couple liquid level sensor.
Through the above technical solutions, voltage comparator can compare the voltage of reference cell and the first comparing unit
Compared with when the voltage of detection unit is more than the first reference cell, voltage comparator exports high level, and counter is made to start timing.
The utility model is further arranged to：The water supply module includes the second reference cell, the second comparing unit, detection
Unit and and driving unit, the driving unit include second driving triode, it is described second driving transistor emitter
Couple the first motor-driven valve.
Through the above technical solutions, the second reference cell can provide a reference voltage according to the minimum point of default liquid level,
Detection unit is liquid level sensor, and detectable liquid level simultaneously exports detection voltage, the second driving transistor emitter coupling the
One motor-driven valve, when detecting voltage less than the second reference voltage, the second comparing unit exports high level, makes the second driving triode
Conducting, the first motor-driven valve obtain electric, and control water inlet line is into water butt plus water.
The utility model is further arranged to：First motor-driven valve has been arranged in parallel relay KM1, the normally-closed contact
It is controlled by the relay KM1.
Through the above technical solutions, relay KM1 and the first motor-driven valve are connected in parallel on the second driving transistor emitter, when
When two driving triode ONs, relay KM1 simultaneously it is electric, the normally-closed contact K1 that control counter overflows end is disconnected, and makes second
Motor-driven valve is closed, and draining is stopped.
In conclusion the utility model has the advantages that：
One, metamorphic water can be discharged after the aqueous metamorphism in water butt and be arranged in metamorphic water by drain module and water supply module
The second motor-driven valve is automatically closed after clean, while controlling the first motor-driven valve and opening the water filling into water butt, it can be to avoid water butt
Interior water for a long time because place cause it is rotten accidentally drunk by user, and be added again into water butt after metamorphic water is discharged fresh
Clean water, it is user-friendly；
Two, setting return water path can be recycled to water inlet line, out of water inlet line again to the water for rinsing reverse-osmosis membrane element
Secondary to be filtered by primary filter module, reverse-osmosis membrane element and active carbon filter, final water purification is arranged from outlet conduit
Go out, when outlet conduit is closed, the water by primary filter module inversely flows through inside reverse-osmosis membrane element, to reverse osmosis membrane element
Part is rinsed.
Description of the drawings
Fig. 1 is the utility model water system structural schematic diagram；
Fig. 2 is liquid level detection device and timing circuit connection circuit figure；
Fig. 3 is flow detecting element connection circuit figure；
Fig. 4 is water system structural schematic diagram in technology.
In figure, 1, water butt；11, liquid level detection device；111, liquid level sensor；12, drain module；121, the first benchmark
Unit；122, the first comparing unit；13, water supply module；131, the second reference cell；132, the second comparing unit；133, it drives
Unit；14, unidirectional stop valve；15, wastewater barrel；2, timing circuit；31, water inlet line；4, primary filter module；41, compression is lived
Property filtration core；42, granular activated carbon filter core；43, PP filter cores；5, reverse-osmosis membrane element；51, flow detecting element；6, outlet pipe
Road；7, outlet valve；8, water-supply-pipe；81, the first motor-driven valve；82, the second motor-driven valve；83, third motor-driven valve；84, the 4th motor-driven valve；
9, active carbon filter.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
As shown in Figure 1, a kind of household water system, can be divided into two main lines according to water (flow) direction, wherein one is successively
The water inlet line 31 of connection, third filter, the second filter, first filter, reverse-osmosis membrane element 5, water butt 1, activity
Carbon filter 9 and outlet conduit 6, raw water first pass through the preliminary filtering of third filter, the second filter and first filter,
Wherein, the filter core of first filter is extruded activated carbon filter core 41；The filter core of second filter is granular activated carbon filter core 42；The
The filter core of three filters is PP filter cores 43.Then water purification is generated by the filtering of reverse-osmosis membrane element 5, is stored into water butt 1,
When user needs with water, it is discharged in the water purification by active carbon filter 9, and by outlet conduit 6 for using；Water butt 1
Bottom end is connected with the wastewater barrel 15 for collecting metamorphic water, and the second motor-driven valve 82, water butt are provided between water butt and 1 wastewater barrel 15
The liquid level detection device 11 for controlling 1 barrel of water inlet of water storage and water outlet is provided in 1.
As depicted in figs. 1 and 2, liquid level detection device 11 includes liquid level sensor 111 and timing circuit 2, level sensing
111 output end of device is coupled with the water supply module 13 that control water inlet pipe supplies water to water butt 1 and control water butt 1 drains
Drain module 12.Drain module 12 includes the first reference cell 121, detection unit and the first comparing unit 122, the first benchmark
Unit 121 includes the first reference resistance and the second reference resistance being arranged in series, and node couples the first comparing unit 122.
First comparing unit 122 is voltage comparator, and reverse input end couples the first reference cell 121, and voltage comparator forward direction is defeated
Enter end coupling liquid level sensor 111.Voltage comparator output end couples counter, when detection voltage is more than the first reference voltage
When, which exports high level signal, and timing circuit 2 is made to start timing.
Timing circuit 2 includes counter, register and crystal oscillator, and the counter Enable Pin couples power supply, meter
Number device triggering end couples drain module 12, counter overflow end coupling the first driving triode, the first driving transistor emitter
The second motor-driven valve 82 is coupled by a normally-closed contact K1.Timing circuit 2 employs counters to timing, keeps timing time more smart
Standard, existing counter generally use crystal oscillator to realize and count, and when the Enable Pin of counter is triggered, counter starts counting up,
High level signal is exported when overflowing end after preset time, so that drain module 12 is connected, 1 endomorphosed water of water butt is arranged
Go out.
As shown in Fig. 2, water supply module 13 include the second reference cell 131, detection unit, the second comparing unit 132 and
Driving unit 133, driving unit 133 include the second driving triode Q2, second driving triode Q2 emitters the first electricity of coupling
Dynamic valve 81, the first motor-driven valve 81 has been arranged in parallel relay KM1, and normally-closed contact is controlled by relay KM1.Second reference cell
131 include the third reference resistance R13 and the 4th reference resistance R14 being arranged in series, and common end couples the second comparing unit
132, the second comparing unit 132 is voltage comparator, and positive input couples the second reference cell 131, and voltage comparator is anti-
Detection unit, that is, liquid level sensor 111 is coupled to input terminal, third reference resistance R13 can be divided with the 4th reference resistance R14 is
Water supply module 13 provides reference voltage, and when the liquid level in water butt 1 is less than preset value, detection voltage is less than benchmark electricity
Pressure, the second comparing unit 132 export high level signal, the second driving triode Q2 conductings, the first motor-driven valve 81 and relay KA1
It obtains simultaneously electric so that normally-closed contact KA2 is disconnected, and the second motor-driven valve 82 is closed, while the first motor-driven valve 81 is opened into water butt 1
Add water.Backflow phenomenon occurs for the water in water butt 1 in order to prevent（Water hammer）, it is arranged on the water service pipe of connection water butt 11
There is unidirectional stop valve 14.
It refers again to shown in Fig. 2, wherein another main line is the water inlet line 31, third filter, the second mistake being sequentially communicated
Filter, first filter, reverse-osmosis membrane element 5 and water inlet line 31, wherein water service pipe is provided with third motor-driven valve 83, this
Three motor-driven valves 83 are in normally open, and reverse-osmosis membrane element 5 and water inlet line 31 are provided with the 4th motor-driven valve 84, with it is long when
Between will certainly make its blocking because of the water quality in the water of municipal using reverse-osmosis membrane element 5, to the reverse-osmosis membrane element 5
Water yield reduces therewith, and the input terminal of reverse-osmosis membrane element 5 is provided with flow detecting element 51, passes through flow detecting element 51
The size of water flow is detected, when water flow is less than preset flow, the flow detecting element 51 driving third motor-driven valve 83 closes
It closes, the 4th motor-driven valve 84 opening, to be cleaned to reverse-osmosis membrane element 5, the sewage cleaned is flowing into water inlet line 31,
To realize the characteristics of recycling.
As shown in figure 3, flow detecting element 51 includes flow sensor S2, the 3rd resistor being connected between power supply and ground
R3 and the 4th resistance R4, using electric resistance partial pressure, to provide the reference voltage corresponding to preset flow, between reference resistance and power supply
Be in series with normally opened contact KA2, normally opened contact KA2 is controlled by relay KA1, the positive input connection resistance R3 of comparator and
The node of R4, Opposite direction connection to flow sensor S2, output end is for exporting switching signal, when the base stage of NPN triode VT2
When receiving high level signal, relay coil KB1 obtain it is electric, at this point, the normally opened contact KB2 to connect into the second motor-driven valve 82 is closed
It closes, the second motor-driven valve 82 is made to obtain electric closure, connect into the normally-closed contact KB3 disconnections of third motor-driven valve 83, make third motor-driven valve 83
Power-off is realized and is automatically switched, to play the effect cleaned automatically.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (7)
1. a kind of household water system, including by water inlet line (31), primary filter module (4), reverse-osmosis membrane element (5), work
The water purification path that property carbon filter (9) and outlet conduit (6) are sequentially communicated, it is characterised in that：Further include by water inlet line (31),
The return water path that primary filter module (4), reverse-osmosis membrane element (5) and water inlet line (31) are sequentially communicated, wherein reverse osmosis membrane
Water butt (1), the reverse osmosis membrane element are also associated with by a water-supply-pipe (8) between element (5) and active carbon filter (9)
The water inlet end of part (5) is provided with the first motor-driven valve (81), and water butt (1) bottom end is connected with the wastewater barrel for collecting metamorphic water
(15), it is provided with the second motor-driven valve (82) between the water butt (1) and wastewater barrel (15), is provided in the water butt (1)
Liquid level detection device (11), the liquid level detection device (11) include liquid level sensor (111) and timing circuit (2), described
Liquid level sensor (111) output end is coupled with the water supply module (13) and control that control water inlet pipe supplies water to water butt (1)
The drain module (12) of water butt (1) draining processed.
2. a kind of household water system according to claim 1, it is characterized in that：The timing circuit (2) include counter,
Register and crystal oscillator, the counter Enable Pin couple power supply, and counter triggering end couples drain module (12), meter
Number device overflows end coupling the first driving triode, and the first driving transistor emitter passes through normally-closed contact KA2 second electricity of coupling
Dynamic valve (82).
3. a kind of household water system according to claim 1, it is characterized in that：The drain module (12) includes one the
One reference cell (121), detection unit and the first comparing unit (122), the first comparing unit (122) output end coupling
Counter.
4. a kind of household water system according to claim 3, it is characterized in that：First reference cell (121) includes
The first reference resistance and the second reference resistance being arranged in series, node couple the first comparing unit (122).
5. a kind of household water system according to claim 4, it is characterized in that：First comparing unit (122) is electricity
Comparator, reverse input end is pressed to couple the first reference cell (121), voltage comparator positive input couples liquid level sensor
(111)。
6. a kind of household water system according to claim 1, it is characterized in that：The water supply module (13) includes the second base
Quasi- unit (131), detection unit, the second comparing unit (132) and driving unit (133), the driving unit (133) include
Second driving triode, the second driving transistor emitter couple the first motor-driven valve (81).
7. a kind of household water system according to claim 5, it is characterized in that：First motor-driven valve (81) is arranged in parallel
There are relay KA1, the normally-closed contact KA2 to be controlled by the relay KA1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721244928.XU CN208008560U (en) | 2017-09-26 | 2017-09-26 | A kind of household water system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721244928.XU CN208008560U (en) | 2017-09-26 | 2017-09-26 | A kind of household water system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208008560U true CN208008560U (en) | 2018-10-26 |
Family
ID=63879572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721244928.XU Expired - Fee Related CN208008560U (en) | 2017-09-26 | 2017-09-26 | A kind of household water system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208008560U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109625608A (en) * | 2018-11-30 | 2019-04-16 | 珠海格力电器股份有限公司 | A kind of effluent storage device and its control method, electric appliance |
| CN113023796A (en) * | 2019-12-24 | 2021-06-25 | 佛山市顺德区美的饮水机制造有限公司 | Water purifier working method, system, water purifier, server and computer medium |
-
2017
- 2017-09-26 CN CN201721244928.XU patent/CN208008560U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109625608A (en) * | 2018-11-30 | 2019-04-16 | 珠海格力电器股份有限公司 | A kind of effluent storage device and its control method, electric appliance |
| CN113023796A (en) * | 2019-12-24 | 2021-06-25 | 佛山市顺德区美的饮水机制造有限公司 | Water purifier working method, system, water purifier, server and computer medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20181026 Termination date: 20200926 |