CN201049899Y - Water-saving water purifier - Google Patents
Water-saving water purifier Download PDFInfo
- Publication number
- CN201049899Y CN201049899Y CNU2007200960980U CN200720096098U CN201049899Y CN 201049899 Y CN201049899 Y CN 201049899Y CN U2007200960980 U CNU2007200960980 U CN U2007200960980U CN 200720096098 U CN200720096098 U CN 200720096098U CN 201049899 Y CN201049899 Y CN 201049899Y
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- water
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- waste water
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- comparer
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Abstract
The utility model relates to a water-saving water purification system which is composed of a water inlet pipe, a front filter, a booster pump, a RO film filter, a pure water outlet pipe and a waste water outlet pipe; wherein, a waste water proportioning valve is arranged in the waste water outlet pipe. The utility model is innovated in that a return pipe connected with the water inlet pipe is arranged on the waste water outlet pipe and a one-way valve is arranged in the return pipe; an electromagnetic valve is arranged in the waste water outlet pipe and is connected with a control circuit which is connected with a conductive electrode arranged in the waste water outlet pipe. The utility model has simple structure and reasonable design; the control circuit connected with the conductive electrode controls the on-off state of the electromagnetic valve at one end of the waste water outlet pipe, ensuring the waste water discharged from the water purification system to conditionally flow back to the water inlet pipe of the water purification system for repeated purification, thereby the discharge of the waste water can be reduced and the coefficient of recovery of the pure water can be improved.
Description
Technical field
The utility model relates to a kind of water-purification plant, particularly a kind of saving pure water device.
Background technology
RO film water purifior can leach the materials such as bacterium, fungi, virus and chemical ion that contain in tap water or other water source, and the water quality after the filtration is better, and high purity can be used for directly drinking.The structure of RO film water purifior mostly is suction culvert connection front filter, topping-up pump and RO film filter greatly at present, RO film filter water side connects a pure water outlet pipeline and a wastewater effluent pipeline, the water source is behind the water purifior filtration, purification, pure water part is discharged and is used from the pure water outlet pipeline, and all the other are used as waste water and bleed off from the wastewater effluent tubes rows.The structure of existing RO film water purifior makes that the rate of recovery of pure water only is 25%, be that the water source has about 75% will be used as discharge of wastewater and fall after filtering, for the serious country in short supply of the such water resources of China, use existing RO film water purifior will cause the significant wastage of water resources inevitably.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and the suction culvert that provides a kind of waste water that water purifior is discharged to be back to water purifior once more purifies again, thereby can reduce the saving pure water device of discharged waste water, the raising pure water rate of recovery.
The utility model solves its technical problem and takes following technical scheme to realize:
This saving pure water device, constitute by suction culvert, front filter, topping-up pump, RO film filter, pure water outlet pipeline and wastewater effluent pipeline, waste water is installed on the wastewater effluent pipeline compares valve, it is characterized in that: the loop pipe that a connection suction culvert is installed on the wastewater effluent pipeline, this loop pipe is provided with a check valve, one magnetic valve also is installed on the wastewater effluent pipeline, this magnetic valve connects a pilot circuit, and this pilot circuit connects a conductance electrode that is arranged in the wastewater effluent pipeline.
And, described pilot circuit comprises the sinusoidal signal vibrator that is connected with the conductance electrode input terminus, impedance conversion and losser, the ac signal amplifiers that is connected with the conductance electrode output terminal, the ac-dc conversion amplifier, this ac-dc conversion amplifier connects the G1 comparer respectively, the first input end of G2 comparer, the G1 comparer, second input terminus of G2 comparer all connects the prevalue input terminus, the G1 comparer, the G2 comparator output terminal is connected to the R end and the S end of a triggering device, this triggering device output terminal connects rly. and drives input terminus, this rly. drive output connects the rly. input terminus, and this relay output end connects the magnetic valve of installing on the wastewater effluent pipeline.
And described rly. drives and rly. is connected in a direct current 24V power supply jointly.
And described ac-dc conversion amplifier also is connected with an electric conductivity value output terminal.
Advantage of the present utility model and positively effect are:
1. this device has increased the loop pipe that magnetic valve and is provided with check valve respectively on former water purifior wastewater effluent pipe, magnetic valve is controlled by a pilot circuit that is connected with conductance electrode, conductance electrode can detect the conductivity value of the waste water after filtering, waste water is directly discharging not, but carry out recycle with good conditionsi, when conductivity value is less is that the concentration of water is when low, can be back to suction culvert by loop pipe, participate in the system pure water once more, thereby minimizing wastewater discharge, improve the utilization ratio of former water (tap water), reach the purpose of water saving, the water purification rate of recovery of this water purifior can reach 66%～85%.
2. be provided with two comparers in the pilot circuit, these two comparers are provided with adjustable lower electric conductivity value G1 and higher electric conductivity value G2 respectively, and the value of G1 and G2 can pre-set according to the water-saving rate of raw water quality and expection, therefore have wider range of application.
Pilot circuit can be built-in also can be external, can when producing, be installed on the inside of water purifior, also can directly be installed on the existing water purifior, install, extremely easy to use.
This pilot circuit part power consumption seldom, can with the shared direct current 24V power supply of the topping-up pump of water purifior.
5. the utility model is simple in structure, reasonable in design, connect the switching of the pilot circuit control wastewater effluent Guan Yiduan magnetic valve of conductance electrode, the waste water suction culvert that is back to water purifior with good conditionsi that water purifior is discharged carries out repetitive decontamination, thereby can reduce discharged waste water, improve the rate of recovery of pure water.
Description of drawings
Fig. 1 is a functional-block diagram of the present utility model;
Fig. 2 is the functional-block diagram of the utility model pilot circuit.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is further described, following examples are descriptive, are not determinate, can not limit protection domain of the present utility model with this.
This saving pure water device, constitute by suction culvert, front filter, topping-up pump, RO film filter, pure water outlet pipeline and wastewater effluent pipeline, waste water is installed on the wastewater effluent pipeline compares valve, its innovative point is: the wastewater effluent pipeline is provided with the loop pipe of a connection suction culvert, this loop pipe is provided with a check valve, one magnetic valve also is installed on the wastewater effluent pipeline, this magnetic valve connects a pilot circuit, and this pilot circuit connects a conductance electrode that is arranged in the wastewater effluent pipeline.
Pilot circuit comprises sinusoidal signal vibrator, impedance conversion and the losser that is connected with the conductance electrode input terminus, the ac signal amplifiers that is connected with the conductance electrode output terminal, ac-dc conversion amplifier, the model of sinusoidal signal vibrator, impedance conversion and losser, ac signal amplifiers, ac-dc conversion amplifier is four high guaily unit 2 * LM324 in the present embodiment, the ac-dc conversion amplifier is connected with an electric conductivity value output terminal, this electric conductivity value output terminal can be used for connecting an external voltage table, is used to indicate the conductivity of waste water value.The ac-dc conversion amplifier can return to zero, transfer scale, this ac-dc conversion amplifier also connects the G1 comparer respectively, the first input end of G2 comparer, the G1 comparer, second input terminus of G2 comparer connects corresponding prevalue input terminus respectively, G1 comparer in the present embodiment, the model of G2 comparer is double operational LM358, the G1 that presets in the comparer, the value of G2 should be by the value decision of former electrical conductivity of water value G0, and satisfy G2＞G1＞G0, as working as former electrical conductivity of water value G0=400uS, the benchmark value that two comparers can be set is G1=800uS, G2=1200uS, the G1 comparer, the output terminal of G2 comparer is connected to the R end and the S end of triggering device, the model of this triggering device is CD4013, the output terminal of triggering device connects rly. and drives input terminus, the model that this rly. drives is a triode 9013, and the rly. drive output connects the rly. input terminus, and this rly. is 24V.1Z2, relay output end connects the magnetic valve of wastewater effluent pipeline one end, controls this magnetic valve and opens and closes.Rly. drives and rly. is connected in a direct current 24V power supply jointly, behind mu balanced circuit, obtain+6V and-6V voltage, supply with each unicircuit and use, this mu balanced circuit is the 6.2V voltage stabilizing tube.
Principle of work of the present utility model is:
The sinusoidal signal vibrator produces the AC signal of about 700Hz, after the impedance conversion, be added to input one end of electrode, two probes of conductance electrode are inserted in the interior water of wastewater effluent pipeline, according to the electrical conductivity of water difference, show as different impedances between two probes, when specific conductivity is higher, show as lower impedance, stronger AC signal can be transferred to ac signal amplifiers, then the amplitude of amplifier output signal is directly proportional with electrical conductivity of water, through the ac-dc conversion amplifier, this AC signal becomes the volts DS that is directly proportional with electrical conductivity of water, when specific conductivity is 1000uS, this volts DS is-1V, this voltage is delivered to the external voltage table that output terminal connects, be used to indicate conductivity value, dense electrical conductivity of water value is called G, the G value is also delivered to G1 simultaneously, the first input end of two comparers of G2, the output terminal of comparer is received the R of triggering device, the S end, when G=G2, triggering device set, the conducting of rly. driving tube, the rly. adhesive, connect power of electromagnetic valve, magnetic valve is opened, and waste water is directly drained; Magnetic valve is in open mode and keeps for some time, when G drops to G=G1, the G1 comparer makes the triggering device reset, the rly. driving tube ends, and rly. discharges, and disconnects power of electromagnetic valve, closed electromagnetic valve then, waste water no longer discharges, and returns the suction culvert inlet, participates in the scavenging process of water purifior once more.Cycling use of water is only arranged the waste water of high conductivity like this, does not arrange low conductivity waste water, and total displacement reduces, and water use efficiency improves, and has realized the purpose of water saving.
Claims (4)
1. saving pure water device, constitute by suction culvert, front filter, topping-up pump, RO film filter, pure water outlet pipeline and wastewater effluent pipeline, waste water is installed on the wastewater effluent pipeline compares valve, it is characterized in that: the loop pipe that a connection suction culvert is installed on the wastewater effluent pipeline, this loop pipe is provided with a check valve, one magnetic valve also is installed on the wastewater effluent pipeline, this magnetic valve connects a pilot circuit, and this pilot circuit connects a conductance electrode that is arranged in the wastewater effluent pipeline.
2. saving pure water device according to claim 1, it is characterized in that: described pilot circuit comprises the sinusoidal signal vibrator that is connected with the conductance electrode input terminus, impedance conversion and losser, the ac signal amplifiers that is connected with the conductance electrode output terminal, the ac-dc conversion amplifier, this ac-dc conversion amplifier connects the G1 comparer respectively, the first input end of G2 comparer, the G1 comparer, second input terminus of G2 comparer all connects the prevalue input terminus, the G1 comparer, the G2 comparator output terminal is connected to the R end and the S end of a triggering device, this triggering device output terminal connects rly. and drives input terminus, this rly. drive output connects the rly. input terminus, and this relay output end connects the magnetic valve of installing on the wastewater effluent pipeline.
3. saving pure water device according to claim 2 is characterized in that: described rly. drives and rly. is connected in a direct current 24V power supply jointly.
4. saving pure water device according to claim 2 is characterized in that: described ac-dc conversion amplifier also is connected with an electric conductivity value output terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200960980U CN201049899Y (en) | 2007-05-25 | 2007-05-25 | Water-saving water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200960980U CN201049899Y (en) | 2007-05-25 | 2007-05-25 | Water-saving water purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201049899Y true CN201049899Y (en) | 2008-04-23 |
Family
ID=39336381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200960980U Expired - Fee Related CN201049899Y (en) | 2007-05-25 | 2007-05-25 | Water-saving water purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201049899Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101638275B (en) * | 2009-09-01 | 2011-10-26 | 吴瑞昌 | Novel water purifier |
-
2007
- 2007-05-25 CN CNU2007200960980U patent/CN201049899Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101638275B (en) * | 2009-09-01 | 2011-10-26 | 吴瑞昌 | Novel water purifier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080423 Termination date: 20100525 |