CN210595491U - Take purifier of dense water extraction function - Google Patents
Take purifier of dense water extraction function Download PDFInfo
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- CN210595491U CN210595491U CN201920972774.9U CN201920972774U CN210595491U CN 210595491 U CN210595491 U CN 210595491U CN 201920972774 U CN201920972774 U CN 201920972774U CN 210595491 U CN210595491 U CN 210595491U
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Abstract
The utility model discloses a water purifier with concentrated water extraction function, which comprises a raw water inlet, wherein the raw water inlet is connected to the water inlet end of an RO filter element through a water inlet electromagnetic valve and a booster pump, and the pure water end of the RO filter element is connected with a check valve and a high-voltage switch and then is connected with a water outlet tap; the RO filter element is characterized by also comprising a control module, wherein the control module controls the on-off of the water inlet electromagnetic valve and the booster pump, and the concentrated water end of the RO filter element is connected with a self-sucking pump through the concentrated water electromagnetic valve and is used for extracting concentrated water in the RO filter element; and the control module starts the self-priming pump when receiving a signal of switching on the high-voltage switch. The utility model discloses increased a self priming pump on the basis of traditional big flux purifier, the dense water in the RO filter element is extracted to the self priming pump for the TDS value of pure water end pure water can not influenced.
Description
Technical Field
The utility model belongs to the technical field of water purification unit, in particular to take purifier of dense water extraction function.
Background
Traditional reverse osmosis water purification machines have water production capacity of 50 gallons per day, and water production capacity of 400 gallons, 800 gallons and even more than 1000 gallons is generally called as large-flux water purification machine, and the large-flux water purification machine improves certain performances and brings new problems in aspects of sanitation indexes and cost performance, so that a 'water retention' problem is generated.
The water flow channel of the reverse osmosis membrane filter element at present is of the following structure: raw water enters from one end of the filter element, the raw water is filtered from outside to inside, the filtered pure water flows out through the central tube, and the filtered concentrated water is arranged on the outer side of the central tube. The concentrated water on the concentrated water side of the reverse osmosis membrane (RO filter element) contains high-concentration ions and organic matters, which can be slowly diffused to the pure water side, and if the time is long enough, the concentrations on the two sides can be balanced. If the pure water is diffused overnight, the TDS value of the pure water in the pure water side is obviously increased, and if heavy metal ions in the raw water are more, the heavy metals in the pure water also exceed the standard, so that the water quality and the taste are greatly influenced.
When the large-flux water purifier works, the TDS at the pure water end is in a normal state, when a user stops using the large-flux water purifier, the concentrated water at the RO membrane water inlet end can be gradually diffused to the pure water end, the diffusion time of the concentrated water starts to appear within 5 minutes, the water at the pure water end is generally determined according to the size of the membrane shell, about 500 plus 1000ml is generally generated, and the TDS value of the first cup of water after the water starts to work again is higher.
Disclosure of Invention
The utility model aims at providing a can solve the purifier of the heavy water extraction function of taking of the higher problem on the high side of the first cup of water TDS value of big flux.
Therefore, the technical scheme of the utility model is that: a water purifier with a concentrated water extraction function comprises a raw water inlet, wherein the raw water inlet is connected to a water inlet end of an RO filter element through a water inlet electromagnetic valve and a booster pump, and a pure water end of the RO filter element is connected with a check valve and a high-pressure switch and then is connected with a water outlet faucet; still include control module, control module control water inlet solenoid valve, the break-make of booster pump, its characterized in that: the concentrated water end of the RO filter element is connected with a self-priming pump through a concentrated water electromagnetic valve and used for pumping the concentrated water in the RO filter element; and the control module starts the self-priming pump when receiving a signal of switching on the high-voltage switch.
Preferably, the dense water end of RO filter core is connected to the waste discharge opening through dense water solenoid valve, and the self priming pump is located between waste water solenoid valve and the waste discharge opening.
Preferably, the concentrated water end of the RO filter element is connected with a concentrated water electromagnetic valve and then divided into two paths, one path is connected to a waste discharge port, and the other path is connected to a raw water inlet through a self-priming pump.
Preferably, the control module starts the self-priming pump when the RO filter element is shut down, and closes the self-priming pump after concentrated water in the RO filter element is extracted.
Preferably, a preposed filter element is arranged between the raw water inlet and the water inlet electromagnetic valve.
Preferably, a post-positioned filter element is arranged between the RO filter element and the water outlet faucet.
The utility model discloses increased a self priming pump on the basis of traditional big flux purifier, shut down the back at the purifier, opened the self priming pump immediately, the concentrated water in the self priming pump extraction RO filter element to with its discharge or backward flow to raw water import department. After concentrated water side was managed to find time in the RO filter core, the TDS value of pure water end pure water can not influenced, solves the problem that the first cup of water TDS value of big flux is on the high side.
Drawings
The following detailed description is made with reference to the accompanying drawings and embodiments of the present invention
FIG. 1 is a schematic diagram of a waterway according to a first embodiment;
fig. 2 is a schematic diagram of a waterway according to a second embodiment.
Labeled as: raw water inlet 1, leading filter core 2, inlet solenoid valve 3, booster pump 4, RO filter core 5, dense water solenoid valve 6, waste discharge port 7, check valve 8, high pressure switch 9, rearmounted filter core 10, play tap 11, self priming pump 12.
Detailed Description
Example one
The water purifier comprises a raw water inlet 1, wherein the raw water inlet is connected with a preposed filter element 2 for primary filtration of raw water, and the preposed filter element 2 is sequentially connected with a water inlet electromagnetic valve 3 and a booster pump 4; the booster pump 4 is connected to the end of intaking of RO filter core 5, the pure water end of RO filter core 5 can be connected check valve 8, high pressure switch back 9 and connect out tap 11, also can connect out tap 11 through rearmounted filter core 10, improves the drinking sensation of drinking water.
The concentrated water end of the RO filter element 5 is connected to a waste discharge port 7 through a concentrated water electromagnetic valve 6, and a self-sucking pump 12 is arranged between the concentrated water electromagnetic valve and the waste discharge port and used for sucking concentrated water in the RO filter element when the machine is stopped; still include control module, control module control water inlet solenoid valve 3, booster pump 4 and self priming pump 12's break-make, control module opens self priming pump 12 immediately when receiving the signal of high-voltage switch 9 switches on, closes the self priming pump behind the concentrated water in the extraction RO filter core.
When the water purifier works, raw water is primarily filtered from the preposed filter element 2, enters the RO filter element 5 through the water inlet electromagnetic valve 3 and the booster pump 4, and pure water filtered by the RO filter element 5 flows out of the water outlet faucet 11 through the check valve 8; the dense water that produces this moment is discharged from the dense water solenoid valve naturally, and self priming pump 12 is in the closed condition, but dense water still can flow through the self priming pump, discharges from the waste discharge mouth.
When the machine is stopped, the water outlet faucet 11 is closed, the water pressure of the pipeline rises, the high-pressure switch 9 jumps, and the control module closes the water inlet electromagnetic valve 3 and the booster pump 4 and opens the self-priming pump 12 after receiving a stop signal. The concentrated water in the RO filter core is taken out by the self-priming pump for the concentrated water of RO filter core is closed after being empty state (can set up the operating time of self-priming pump according to RO filter core capacity) in the concentrated water end of RO filter core, thereby avoids influencing the TDS value of pure water end interior pure water.
Example two
The water purifier comprises a raw water inlet 1, wherein the raw water inlet is connected with a preposed filter element 2 for primary filtration of raw water, and the preposed filter element 2 is sequentially connected with a water inlet electromagnetic valve 3 and a booster pump 4; the booster pump 4 is connected to the end of intaking of RO filter core 5, the pure water end of RO filter core 5 can be connected check valve 8, high pressure switch back 9 and connect out tap 11, also can connect out tap 11 through rearmounted filter core 10, improves the drinking sensation of drinking water.
The concentrated water end of the RO filter element 5 is connected with a concentrated water electromagnetic valve 6 and then divided into two paths, one path is connected to a waste discharge port 7, and the other path is connected to the front of the water inlet end of the preposed filter element through a self-sucking pump 12 and used for extracting concentrated water in the RO filter element when the machine is stopped; still include control module, control module control water inlet solenoid valve 3, booster pump 4 and self priming pump 12's break-make, control module opens self priming pump 12 immediately when receiving the signal of high-voltage switch 9 switches on, closes the self priming pump behind the concentrated water in the extraction RO filter core.
When the water purifier works, raw water is primarily filtered from the preposed filter element 2, enters the RO filter element 5 through the water inlet electromagnetic valve 3 and the booster pump 4, and pure water filtered by the RO filter element 5 flows out of the water outlet faucet 11 through the check valve 8; at this time, the self-priming pump 12 is in a closed state, and the generated concentrated water is discharged from the waste discharge port through the concentrated water electromagnetic valve.
When the machine is stopped, the water outlet faucet 11 is closed, the water pressure of the pipeline rises, the high-pressure switch 9 jumps, and the control module closes the water inlet electromagnetic valve 3 and the booster pump 4 and opens the self-priming pump 12 after receiving a stop signal. The concentrated water in the RO filter core is taken out to the self priming pump, and most concentrated water is discharged from the waste discharge port behind the concentrated water solenoid valve, and a small part is imported to the raw water via the self priming pump backward flow for close the self priming pump (can set up the operating time of self priming pump according to RO filter core capacity) behind the empty state in the concentrated water end of RO filter core, thereby avoid influencing the TDS value of pure water end interior pure water.
Claims (6)
1. A water purifier with a concentrated water extraction function comprises a raw water inlet, wherein the raw water inlet is connected to a water inlet end of an RO filter element through a water inlet electromagnetic valve and a booster pump, and a pure water end of the RO filter element is connected with a check valve and a high-pressure switch and then is connected with a water outlet faucet; also comprises a control module which controls the on-off of the water inlet electromagnetic valve and the booster pump,
the method is characterized in that: the concentrated water end of the RO filter element is connected with a self-priming pump through a concentrated water electromagnetic valve and used for pumping the concentrated water in the RO filter element; and the control module starts the self-priming pump when receiving a signal of switching on the high-voltage switch.
2. The water purifier with the concentrated water extracting function as claimed in claim 1, wherein: the dense water end of RO filter core is connected to the waste discharge opening through dense water solenoid valve, and the self priming pump is located between waste water solenoid valve and the waste discharge opening.
3. The water purifier with the concentrated water extracting function as claimed in claim 1, wherein: the concentrated water end of the RO filter element is connected with a concentrated water electromagnetic valve and then divided into two paths, one path is connected to a waste discharge port, and the other path is connected to a raw water inlet through a self-priming pump.
4. The water purifier with concentrated water extracting function as claimed in claim 2 or 3, wherein: the control module starts the self-priming pump when the RO filter element is stopped, and closes the self-priming pump after concentrated water in the RO filter element is extracted.
5. The water purifier with the concentrated water extracting function as claimed in claim 1, wherein: and a preposed filter element is arranged between the raw water inlet and the water inlet electromagnetic valve.
6. The water purifier with the concentrated water extracting function as claimed in claim 1, wherein: and a post-positioned filter element is arranged between the RO filter element and the water outlet faucet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920972774.9U CN210595491U (en) | 2019-06-26 | 2019-06-26 | Take purifier of dense water extraction function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920972774.9U CN210595491U (en) | 2019-06-26 | 2019-06-26 | Take purifier of dense water extraction function |
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| Publication Number | Publication Date |
|---|---|
| CN210595491U true CN210595491U (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920972774.9U Active CN210595491U (en) | 2019-06-26 | 2019-06-26 | Take purifier of dense water extraction function |
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| Country | Link |
|---|---|
| CN (1) | CN210595491U (en) |
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2019
- 2019-06-26 CN CN201920972774.9U patent/CN210595491U/en active Active
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