CN208603872U - A kind of micro- waste water water purification system - Google Patents
A kind of micro- waste water water purification system Download PDFInfo
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- CN208603872U CN208603872U CN201820946968.7U CN201820946968U CN208603872U CN 208603872 U CN208603872 U CN 208603872U CN 201820946968 U CN201820946968 U CN 201820946968U CN 208603872 U CN208603872 U CN 208603872U
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Abstract
The utility model relates to a kind of micro- waste water water purification systems, waste line is branched into wastewater discharge pipe and return of waste water pipe by it, waste water discharging valve is installed on wastewater discharge pipe, return of waste water valve and the second non-return valve be installed, the other end of return of waste water pipe is connected on the pipeline before booster pump on return of waste water pipe；Waste water discharging valve and return of waste water valve are automatically controlled flow valve, flow sensor is installed on preposition outlet pipe, first pressure sensor is installed on raw water water inlet pipe, second pressure sensor is installed, the control terminal of the signal output end of each sensor, the control terminal of each electrically-controlled valve and booster pump is electrically connected with a controller on the water purification outlet pipe of RO film.The utility model structure is simple, manipulation is convenient, and wastewater displacement can be effectively reduced and can increase water purifier service life.
Description
Technical field
The utility model relates to water purifier technical field, specifically a kind of micro- waste water water purification system.
Background technique
With the development of industrialization, water pollution problems gradually aggravates.Drinking water source in people's daily life is mainly
Tap water, although the water treatment technologies such as tap water is by precipitating, filtering, disinfection, water quality is only capable of substantially meeting direct drinking
Standard.Since there are secondary pollution, the water of tap water in the interference and conveying of various factors during water treatment
Matter is difficult to meet the requirement of health of people drinking-water.TDS(total dissolved solid substance in tap water) value superelevation will have a direct impact on
Drinking-water health.Drinking water safety problem is gradually taken seriously, and more and more families and unit ensure drink using water purifier
Water safety.
Water purifier mainly has micro-filtration, ultrafiltration, nanofiltration and four kinds of RO membrane reverse osmosis according to filter type, wherein with RO film reverse osmosis
Saturating water purifier is more universal.In existing RO membrane reverse osmosis water purifier, raw water is after front multi-stage filters, via booster pump
Be pressurized and enter RO film, be divided into two-way through the filtered water purification of RO film, wherein all the way via after high-pressure solenoid valve enter pressure pot,
Another way connects clear water faucet after composite filter element filters；The waste water come out through RO film putamina is then discharged via waste line, gives up
Wastewater valve is installed in water lines.But whether RO membrane reverse osmosis water purifier or other types of water purifier, there is waste water
The excessive problem of discharge capacity, often every generation 1L water purification, needs to discharge the even more waste water of 3L, leads to water resource serious waste.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of micro- waste water water purification system, the system structure is simple, grasps
Prosecutor just, can be effectively reduced wastewater displacement, increase water purifier service life.
In order to solve the above technical problems, micro- waste water water purification system of the utility model includes raw water water inlet pipe, raw water water inlet
Multistage prefilter cylinder is sequentially connected in series on pipe, the rear end of multistage prefilter cylinder connects preposition outlet pipe, pacifies on preposition outlet pipe
Fill booster pump, the outlet pipe of booster pump connect with the water inlet of RO film, installed on the water purification outlet pipe of RO film the first non-return valve and
Water purification outlet pipe end branch at two branches, connect after composite filter element filters wherein connecting pressure pot, another way all the way
Connect clear water faucet；The waste water come out through RO film putamina connects waste line, and it is useless to be structurally characterized in that the waste line branches into
Water discharge pipe and return of waste water pipe are equipped with waste water discharging valve on wastewater discharge pipe, are equipped with return of waste water on return of waste water pipe
Valve and the second non-return valve, the other end of return of waste water pipe are connected on the pipeline before booster pump；Waste water discharging valve and waste water return
Flowing valve is automatically controlled flow valve, and flow sensor is installed on preposition outlet pipe, installs first pressure sensor on raw water water inlet pipe,
Second pressure sensor, the control terminal of the signal output end of each sensor, each electrically-controlled valve are installed on the water purification outlet pipe of RO film
And the control terminal of booster pump is electrically connected with a controller.
The prefilter cylinder includes PP cotton cartridge filter, gac filtration cylinder, Carbon rod filter element cartridge filter；First pressure
Sensor is mounted between PP cotton cartridge filter and gac filtration cylinder；Return of waste water pipe is connected to PP cotton cartridge filter and particle
Between active carbon cartridge filter, alternatively, the return of waste water pipe is connected to the preposition outlet pipe between booster pump and flow sensor
Duan Shang.
Counter-flushing pipeline, the installation recoil of backwash tube road are connected between the outlet of pressure pot and the water purification outlet of RO film
Valve is washed, counter-flushing pipeline installs third non-return valve close to one end of RO film, and backwash valve is electrically-controlled valve and its control terminal and control
Device electrical connection.
Automatically controlled interstage valve with backwash valve interlocking linkage is installed on the water purification outlet pipe of RO film, automatically controlled interstage valve
Control terminal is electrically connected with the controller；The peace of automatically controlled interstage valve, second pressure sensor and the first non-return valve on water purification outlet pipe
Dress sequence are as follows: water purification outlet, automatically controlled interstage valve water purification outlet far from RO film of first non-return valve close to RO film, second pressure biography
Sensor is between the above two.
The backwash tube road is connected with detergent pipeline on the pipeline section between backwash valve and third non-return valve, clearly
The other end of clean dose of pipeline connects detergent bottle, is loaded with liquid cleaner in detergent bottle；Backwash tube road is close to anti-
It rinses on the pipeline section of valve outlet and electric heater unit is installed, the control terminal of electric heater unit is electrically connected with the controller.The liquid
Detergent is organic acid soln.
In water purification system, by controlling the aperture of waste water discharging valve and return of waste water valve, adjusting the waste water of discharge and returning
The flow-rate ratio of the waste water of stream, before a part in waste water is flowed back into booster pump by realization, when return of waste water pipe is connected to preposition mistake
When between one second level of filter, the waste water of reflux again passes by gac filtration, Carbon rod filter element filtering and the filtering of RO film, when
When return of waste water pipe is connected to booster pump entry position, the waste water of reflux only again passes by RO film mistake without prefilter
Filter.
For backwashing function, system adds the counter-flushing pipeline of direct-connected pressure pot and RO film water purification outlet, and passes through control
The opening and closing of backwash valve processed carrys out the on-off of control piper, the water purification in pressure pot is reversely sent into RO film, by depositing in RO film
Water is squeezed out from wastewater discharge pipe, so that being full of water purification in RO film, by backward erosion, can remove the crystallization on RO membrane filter,
And crystallization is discharged together together with waste water, meanwhile, RO membrane filter stands and impregnates in water purification environment, calcium-magnesium content in water purification
It is small, it is not easy to form crystallization, water purification is weakly acidic, facilitates crystallization and falls off, after standing, the crystallization to fall off follows waste water to arrange
Out.As it can be seen that impregnating by backward erosion and water purification, the crystallization of RO membrane filter can effectively avoid, to improve purifying water effect and increase
The service life of RO film.
In backwash, in order to enhance cleaning effect, acidic cleaning is added, while being heated with water purification to flushing,
Backward erosion is carried out to RO membrane filter using the acid water purification solution of heat and is impregnated, in the acidic environment of heat, on RO membrane filter
Crystallization be easier dissolve fall off.Addition for detergent will be in detergent bottle by detergent pipeline using siphon principle
Liquid cleaner sucking counter-flushing pipeline in, detergent is admitted in RO film after mixing with water purification.Electricity can be used in heating device
Heating rod, electric heating wire or electromagnetic heater etc..
Flow sensor in system is for detecting water flow, and controller is using the accumulated value of flow sensor it can be seen that net
Water total flow, so that setting carries out clean time and period to RO film.
Two pressure sensors in system detect low pressure and high pressure respectively, and low pressure, which refers to, works as tap water cut-off, raw water end
No pressure, the booster pump power-off of controller control at this time are shut down, and high pressure refers to when filling water in pressure pot, when reaching upper pressure limit,
Controller controls booster pump power-off and shuts down.In the prior art, above-mentioned function be respectively by raw water end install low tension switch,
High-voltage switch gear is installed at pressure pot to automatically control booster pump start and stop.Since this case is additionally arranged counter-flushing pipeline and backwash
Function, therefore, high-voltage switch gear in the prior art have not been available, and booster pump needs to be detected by controller according to pressure sensor
Pressure value be uniformly controlled start and stop.In this case, when carrying out backsurging operation, the pressure of second pressure sensor can reduce,
It according to conventional control, needs to open booster pump water at this time, it is clear that need to close booster pump when with backwash and contradict, although should
Contradiction can be avoided by program setting, but will increase the control difficulty of system, and in order to solve this problem, system is in RO film
Increase automatically controlled interstage valve on water purification outlet pipe, automatically controlled interstage valve and the cooperation of the first non-return valve can keep the pressure of pipeline between the two
Power, so that the pressure of second pressure sensor is kept, that is, the pressure energy of second pressure sensor is made to be maintained at high numerical value
On, to can guarantee that booster pump remains turned-off in backwash.
In conclusion the utility model structure is simple, manipulation is convenient, wastewater displacement can be effectively reduced, increase water purifier makes
Use the service life.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and detailed description:
Fig. 1 is the principle schematic diagram of the utility model one of which embodiment；
Fig. 2 is the principle schematic diagram of the utility model another embodiment；
Fig. 3 is the circuit theory schematic block diagram of the utility model.
Specific embodiment
Referring to the water purification system of attached drawing, the water purification system of the utility model includes raw water water inlet pipe 18, raw water water inlet pipe 18
On be sequentially connected in series multistage prefilter cylinder, the rear end of multistage prefilter cylinder connects preposition outlet pipe 28, on preposition outlet pipe 28
Booster pump 1 is installed, the outlet pipe of booster pump 1 is connect with the water inlet of RO film 2, and it is inverse that first is installed on the water purification outlet pipe of RO film 2
Only valve 3 and in the end branch of water purification outlet pipe at two branches, wherein connecting all the way, pressure pot 5, another way is through composite filter element 6
Clear water faucet is connected after filtering；The waste water come out through 2 putamina of RO film connects waste line, and waste line branches into wastewater discharge pipe
7 and return of waste water pipe 8, waste water discharging valve 9 is installed on wastewater discharge pipe 7, return of waste water valve 10 is installed on return of waste water pipe 8
With the second non-return valve 11, the other end of return of waste water pipe 8 is connected on the pipeline before booster pump 1；Waste water discharging valve 9 and waste water
Return valve 10 is automatically controlled flow valve, and flow sensor 19 is installed on preposition outlet pipe 28, installs first on raw water water inlet pipe 18
Pressure sensor 21, is equipped with second pressure sensor 4 on the water purification outlet pipe of RO film 2, the signal output end of each sensor, each
The control terminal of electrically-controlled valve and the control terminal of booster pump 1 are electrically connected with a controller 23.
Referring to attached drawing, prefilter cylinder includes PP cotton cartridge filter 24, gac filtration cylinder 25, Carbon rod filter element cartridge filter
26；First pressure sensor 21 is mounted between PP cotton cartridge filter 24 and gac filtration cylinder 25；Return of waste water pipe 8 connects
To between PP cotton cartridge filter 24 and gac filtration cylinder 25, alternatively, the return of waste water pipe is connected to booster pump 1 and flow
On preposition water outlet pipeline section between sensor 19.
Referring to attached drawing, it is connected with counter-flushing pipeline 12 between the outlet of pressure pot 5 and the water purification outlet of RO film 2, is backwashed
Backwash valve 13 is installed, counter-flushing pipeline 12 installs third non-return valve 14, backwash valve 13 close to one end of RO film 2 on pipeline 12
For electrically-controlled valve and its control terminal is electrically connected with controller 23.
Referring to attached drawing, the automatically controlled interstage valve with 13 interlocking linkage of backwash valve is installed on the water purification outlet pipe of RO film 2
27, the control terminal of automatically controlled interstage valve 27 is electrically connected with controller 23；Automatically controlled interstage valve 27, second pressure sensor 4 and first are inverse
Only erection sequence of the valve 3 on water purification outlet pipe are as follows: the first non-return valve 3 is remote close to water purification outlet, the automatically controlled interstage valve 27 of RO film 2
Water purification outlet from RO film 2, second pressure sensor 4 is between the above two.
Referring to attached drawing, it is connected on the pipeline section on counter-flushing pipeline 12 between backwash valve 13 and third non-return valve 14 clear
The other end of clean dose of pipeline 15, detergent pipeline 15 connects detergent bottle 16；Close to backwash valve 13 on counter-flushing pipeline 12
Electric heater unit 17 is installed, the control terminal of electric heater unit 17 is electrically connected with controller 23 on the pipeline section of outlet.
Referring to attached drawing, in water purification system, by controlling the aperture of waste water discharging valve 9 and return of waste water valve 10, the row of adjusting
The flow-rate ratio of the waste water of the waste water and reflux put, before a part in waste water is flowed back into booster pump by realization.As shown in Figure 1, working as
When return of waste water pipe is connected between a second level of prefilter, the waste water of reflux again passes by gac filtration, carbon rod
Filter element filtering and the filtering of RO film.As shown in Fig. 2, when return of waste water pipe is connected to booster pump entry position, the waste water of reflux
Without prefilter, the filtering of RO film is only again passed by.
Referring to attached drawing, for backwashing function, system adds the counter-flushing pipeline of direct-connected pressure pot 5 and RO film water purification outlet
12, and the water purification in pressure pot 5 is reversely sent into come the on-off of control piper by RO film 2 by the opening and closing of control backwash valve 13
It is interior, the water in RO film 2 is squeezed out from wastewater discharge pipe, so that being full of water purification in RO film 2, by backward erosion, can remove
Crystallization on RO membrane filter, and crystallization is discharged together together with waste water, meanwhile, RO membrane filter stands and soaks in water purification environment
It steeps, calcium-magnesium content is small in water purification, it is not easy to form crystallization, water purification is weakly acidic, facilitates crystallization and falls off, and after standing, takes off
The crystallization fallen follows waste water to be discharged.As it can be seen that impregnating by backward erosion and water purification, the crystallization of RO membrane filter can effectively avoid, thus
It improves purifying water effect and increases the service life of RO film.
Referring to attached drawing, in backwash, by being impregnated in water purification, it can effectively avoid and crystallize and facilitate crystallization and fall off,
In order to enhance cleaning effect, acidic cleaning is added, while being heated with water purification to flushing, utilize the acid water purification solution of heat
Backward erosion is carried out to RO membrane filter and is impregnated, in the acidic environment of heat, the crystallization on RO membrane filter, which is easier to dissolve, to fall off.
Addition for detergent is sucked the liquid cleaner in detergent bottle 16 by detergent pipeline 15 using siphon principle
In counter-flushing pipeline, detergent is admitted in RO film after mixing with water purification, in order to increase siphon effect, as shown in Fig. 2, can be clear
Venturi tube 30 is installed at the link position of clean dose of pipeline 15 and counter-flushing pipeline 12.Since organic acid is harmless, meanwhile,
Organic acid facilitates the dissolution of the crystallization on RO membrane filter, and therefore, detergent is preferably the organic acids such as citric acid, acetic acid, clear
Acid solution in clean dose of bottle 16 is high concentration acid solution, and it is remaining to carry out real-time detection acid solution for also mountable liquid level sensor 29 in bottle
Amount, when acid solution deficiency, can be alarmed by controller 23, remind supplement acid solution.Electrically heated rod, electric heating can be used in heating device
Silk or electromagnetic heater etc..
Referring to attached drawing, the flow sensor 19 in system utilizes flow sensor 19 for detecting water flow, controller 23
The flow accumulated value detected is it can be seen that water purification total flow, carries out clean time and period to RO film 2 to set.
Referring to attached drawing, two pressure sensors in system detect low pressure and high pressure respectively, and low pressure refers to when tap water stops
Water, raw water end no pressure, controller 23 controls the power-off of booster pump 1 and shuts down at this time, and high pressure refers to when filling water in pressure pot 5, reaches
When to upper pressure limit, controller 23 controls the power-off of booster pump 1 and shuts down.In the prior art, above-mentioned function is by original respectively
Water end (W.E.) installs low tension switch, installs high-voltage switch gear at pressure pot to automatically control booster pump start and stop.Since this case is additionally arranged
Counter-flushing pipeline 12 and backwashing function, therefore, high-voltage switch gear in the prior art have not been available, and booster pump 1 is needed by controlling
Device 23 processed is uniformly controlled start and stop according to the pressure value that pressure sensor detects.In this case, when carrying out backsurging operation, second
The pressure of pressure sensor 4 can reduce, and according to conventional control, need to open the water processed of booster pump 1 at this time, it is clear that need when with backwash
It closes booster pump 1 to contradict, although the contradiction can be avoided by program setting, will increase the control difficulty of system,
In order to solve this problem, system increases automatically controlled interstage valve 27 on the water purification outlet pipe of RO film 2, automatically controlled interstage valve 27 and first inverse
Only valve 3 cooperates the pressure that can keep pipeline between the two, thus the pressure value for keeping second pressure sensor 4 to detect, that is, making
The pressure value that detects of second pressure sensor 4 be able to maintain it is high numerically, to can guarantee that booster pump 1 is kept in backwash
It closes.
In conclusion the utility model is not limited to above-mentioned specific embodiment.Those skilled in the art are not departing from this reality
Under the premise of with novel spirit and scope, several change or modification can be done.It is practical that above-mentioned change or modification each fall within book
Novel protection scope.
Claims (6)
1. a kind of micro- waste water water purification system, including raw water water inlet pipe (18), it is sequentially connected in series on raw water water inlet pipe (18) multistage preposition
Cartridge filter, the rear end of multistage prefilter cylinder connect preposition outlet pipe (28), install booster pump (1) on preposition outlet pipe (28),
The outlet pipe of booster pump (1) is connect with the water inlet of RO film (2), and the first non-return valve (3) are installed on the water purification outlet pipe of RO film (2)
And in the end branch of water purification outlet pipe at two branches, wherein connecting pressure pot (5), another way all the way through composite filter element (6)
Clear water faucet is connected after filtering；The waste water come out through RO film (2) putamina connects waste line, it is characterized in that the waste line point
Branch is wastewater discharge pipe (7) and return of waste water pipe (8), is equipped with waste water discharging valve (9), return of waste water on wastewater discharge pipe (7)
Return of waste water valve (10) and the second non-return valve (11) are installed on pipe (8), the other end of return of waste water pipe (8) is connected to booster pump
(1) on the pipeline before；Waste water discharging valve (9) and return of waste water valve (10) are automatically controlled flow valve, on preposition outlet pipe (28)
It installs flow sensor (19), first pressure sensor (21) is installed on raw water water inlet pipe (18), the water purification outlet pipe of RO film (2)
On be equipped with second pressure sensor (4), the signal output end of each sensor, the control terminal of each electrically-controlled valve and booster pump (1)
Control terminal be electrically connected with a controller (23).
2. micro- waste water water purification system as described in claim 1, it is characterized in that the prefilter cylinder includes PP cotton cartridge filter
(24), gac filtration cylinder (25), Carbon rod filter element cartridge filter (26)；First pressure sensor (21) is mounted on the filtering of PP cotton
Between cylinder (24) and gac filtration cylinder (25)；Return of waste water pipe (8) is connected to PP cotton cartridge filter (24) and seed activity
Between charcoal cartridge filter (25), alternatively, the return of waste water pipe be connected to it is preposition between booster pump (1) and flow sensor (19)
It is discharged on pipeline section.
3. micro- waste water water purification system as described in claim 1, it is characterized in that the water purification of the outlet of pressure pot (5) and RO film (2)
It is connected between outlet counter-flushing pipeline (12), backwash valve (13) is installed on counter-flushing pipeline (12), counter-flushing pipeline (12)
Third non-return valve (14) are installed in one end close to RO film (2), and backwash valve (13) is electrically-controlled valve and its control terminal and controller
(23) it is electrically connected.
4. micro- waste water water purification system as claimed in claim 3, it is characterized in that be equipped on the water purification outlet pipe of RO film (2) with
The automatically controlled interstage valve (27) of backwash valve (13) interlocking linkage, control terminal and the controller (23) of automatically controlled interstage valve (27) are electrically connected
It connects；Automatically controlled interstage valve (27), the erection sequence of second pressure sensor (4) and the first non-return valve (3) on water purification outlet pipe are as follows:
Water purification outlet, automatically controlled interstage valve (27) water purification outlet far from RO film (2) of first non-return valve (3) close to RO film (2), the second pressure
Force snesor (4) is between the above two.
5. micro- waste water water purification system as described in claim 3 or 4, it is characterized in that being backwashed on the counter-flushing pipeline (12)
It is connected on pipeline section between valve (13) and third non-return valve (14) detergent pipeline (15), the other end of detergent pipeline (15)
It connects detergent bottle (16), liquid cleaner is contained in detergent bottle (16)；Close to backwash valve on counter-flushing pipeline (12)
(13) it is equipped with electric heater unit (17) on the pipeline section exported, control terminal and the controller (23) of electric heater unit (17) are electrically connected
It connects.
6. micro- waste water water purification system as claimed in claim 5, it is characterized in that the liquid cleaner is organic acid soln.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820946968.7U CN208603872U (en) | 2018-06-20 | 2018-06-20 | A kind of micro- waste water water purification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820946968.7U CN208603872U (en) | 2018-06-20 | 2018-06-20 | A kind of micro- waste water water purification system |
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| Publication Number | Publication Date |
|---|---|
| CN208603872U true CN208603872U (en) | 2019-03-15 |
Family
ID=65663740
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820946968.7U Active CN208603872U (en) | 2018-06-20 | 2018-06-20 | A kind of micro- waste water water purification system |
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| Country | Link |
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| CN (1) | CN208603872U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113072131A (en) * | 2021-03-18 | 2021-07-06 | 新疆宏开电子***集成有限公司 | RO (reverse osmosis) membrane water purifier wastewater recycling device and using method |
-
2018
- 2018-06-20 CN CN201820946968.7U patent/CN208603872U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113072131A (en) * | 2021-03-18 | 2021-07-06 | 新疆宏开电子***集成有限公司 | RO (reverse osmosis) membrane water purifier wastewater recycling device and using method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 101, building 3, Qilu Chuangzhi garden, 2600 Wenhua South Road, Kuiwen District, Weifang City, Shandong Province Patentee after: Shandong hailun Wanjia water purification technology Co.,Ltd. Address before: Room 101, building 3, Qilu Chuangzhi garden, 2600 Wenhua South Road, Kuiwen District, Weifang City, Shandong Province Patentee before: Shandong Hairun Wanjia Network Technology Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: Room 101, building 3, Qilu Chuangzhi garden, 2600 Wenhua South Road, Kuiwen District, Weifang City, Shandong Province Patentee after: Shandong Hairun Wanjia Network Technology Co.,Ltd. Address before: 261000 Weifang New Town Street, Weifang High-tech Zone, Shandong Province Patentee before: WEIFANG HAIRUN NETWORK TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address |