CN211649152U

CN211649152U - Energy-saving bi-pass faucet of membrane filtration water purifier and water purifier adopting same

Info

Publication number: CN211649152U
Application number: CN201922143695.XU
Authority: CN
Inventors: 马楠峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-10-09
Anticipated expiration: 2029-12-02

Abstract

The utility model discloses an energy-saving bi-pass faucet of a membrane filtration water purifier and a water purifier adopting the faucet, wherein the bi-pass faucet comprises a valve body, a four-hole ring, a faucet bent pipe, a crescent gasket and a concentric valve cap; a cavity is arranged in the valve body; the four-hole ring is provided with a first hole, a second hole, a third hole and a fourth hole; one end of the crescent cushion close to the four-hole ring is provided with two channels with two through ends, wherein two ends of one channel are respectively communicated with the first hole and the second hole, and two ends of the other channel are respectively communicated with the third hole and the fourth hole; the valve core drives the crescent cushion to rotate through the driving structure. The utility model discloses still disclose the membrane filtration water purifier who uses this energy-saving bi-pass tap in addition. The membrane filtration water purifier adopting the faucet can effectively integrate tap water inlet, purified water and concentrated water. The water purifier does not need to be electrically controlled and can prevent electric leakage; the control parts of the water purifier are simplified and easy to repair; the secondary pollution of drinking water caused by electronic components is reduced.

Description

Energy-saving bi-pass faucet of membrane filtration water purifier and water purifier adopting same

Technical Field

The utility model relates to a membrane filtration water purifier valve field especially relates to an energy-conserving bi-pass tap of membrane filtration water purifier and adopt water purifier of this tap.

Background

The tap of present membrane filtration water purifier and into water, the water purification, concentrate water, do not have direct relation between them (refer to three solenoid valve 15 of current water purifier in fig. 1), need to match relevant solenoid valve and relevant check valve etc. and cooperate and use, fault rate and cost of maintenance have been increased, and current water purifier must pass through subassembly control intaking, the switch of water purification, concentrate water such as electricity and pressure sensor, not only the cost is high and the equipment is in the operation process, the energy consumption that power consumption equipment such as solenoid valve brought is not neglected, according to current water purifier solenoid valve power consumption be 5-10W (minimum 5W calculates, generally the water purifier has two valves of water inlet solenoid valve and waste water solenoid valve), calculate according to the minimum holding capacity of market 1 hundred million, the water purifier minimum 2 hours of work every day, total annual solenoid valve power consumption is: 1 hundred million pieces of 0.005KW 2h 365 days become 7.3 hundred million degree electricity, find according to the data that the electricity generation of 24 hours a day of the three gorges of Yangtze river is 4.328 hundred million degree electricity, therefore 1 hundred million water purifiers annual electricity consumption is equivalent to the electricity consumption of the three gorges of Yangtze river nearly 2 days. (the popularization of the water purifier is more and more extensive at present, and the market installation amount is in double growth).

Therefore, there is an urgent need for a faucet and a membrane filtration water purifier using the same to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an energy-conserving bi-pass tap of membrane filtration water purifier and adopt the water purifier of this tap solves current tap and uses the water purifier in the middle of need match the solenoid valve, causes the problem that power consumption is big.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model relates to a tap, include

The valve body is used for supporting and fixing, and a cavity is formed in the valve body;

the four-hole ring is hermetically arranged on the front end face of the cavity and is provided with a first hole, a second hole, a third hole and a fourth hole;

the tap elbow is communicated with the first hole, the second hole, the third hole or the fourth hole;

the crescent cushion is rotatably arranged in the cavity, one end of the crescent cushion, which is close to the four-hole ring, is provided with two channels with two through ends, two ends of one channel are respectively communicated with the first hole and the second hole, and two ends of the other channel are respectively communicated with the third hole and the fourth hole;

the concentric valve cap comprises a cap body fixedly connected with the valve body and a valve core rotationally arranged in the cap body, and the valve core drives the crescent gasket to rotate through a driving structure.

Furthermore, the channel is an arc crescent groove, and the four-hole ring seals the opening of the groove and can be sealed with the connecting device of the faucet elbow.

Still further, the driving structure is a convex-concave matching structure arranged on the matching surface of the valve core and the crescent pad.

Still further, a faucet valve handle is arranged on the valve core.

Still further, the cap body is connected with the valve body through a flange edge with a threaded hole.

Still further, sealing treatment is carried out between the outer wall of the cap body and the inner wall of the cavity.

A kind of membrane filters the water purifier, this water purifier filtration membrane normal water pressure can be operated pumpless water purifier, including connecting to the water inlet tee on the water inlet pipeline of running water, there are water inlet ball valves on the said water inlet tee, running water passes the combined filter element of leading coarse filtration, membrane filter element and postposition active carbon filter element connected through the pipeline sequentially from the water inlet ball valve; the rear active carbon filter element is provided with a purified water outlet; the membrane filter element is also provided with a concentrated water outlet and is connected with a wastewater ratio; also includes any one of the above taps; the faucet elbow is communicated with the first hole in a sealing way, and a purified water outlet on the rear activated carbon filter element is communicated with the second hole in a sealing way; the water inlet ball valve is communicated with the third hole in a sealing mode through a pipeline, and the fourth hole is communicated with the front coarse filtration combined filter element in a sealing mode through a pipeline.

A kind of membrane filters the water purifier, this water purifier filtration membrane normal water pressure can be operated pumpless water purifier, including connecting to the water inlet tee on the water inlet pipeline of running water, there are water inlet ball valves on the said water inlet tee, running water passes the combined filter element of leading coarse filtration, membrane filter element and postposition active carbon filter element connected through the pipeline sequentially from the water inlet ball valve; the rear active carbon filter element is provided with a purified water outlet; the membrane filter element is also provided with a concentrated water outlet and is connected with a wastewater ratio; also includes any one of the above taps; the faucet elbow is communicated with the first hole in a sealing way, and a purified water outlet on the rear activated carbon filter element is communicated with the second hole in a sealing way; the concentrated wastewater is communicated with the third hole in a sealing way through a pipeline, and the fourth hole is communicated with a concentrated water outlet to a sewer port in a sealing way through a pipeline.

A membrane filtration water purifier, the water purifier with pump that the normal water pressure of the filtration membrane of the water purifier can not operate and need the supercharging device to pressurize and can operate, include connecting to the water inlet tee bend of running water, there is a ball valve of intaking on the said water inlet tee bend, running water passes the combined filter core of pre-positioned coarse filtration, membrane filter core and postposition activated carbon filter core connected through the pipeline sequentially from the ball valve of intaking; the rear active carbon filter element is provided with a purified water outlet; the membrane filter element is also provided with a concentrated water outlet and is connected with a wastewater ratio; also includes any of the above faucets; the faucet elbow is communicated with the first hole in a sealing way, and a purified water outlet on the rear activated carbon filter element is communicated with the second hole in a sealing way; the water inlet ball valve is communicated with the third hole in a sealing way through a pipeline, the fourth hole is communicated with a low-pressure switch in a sealing way through a pipeline, and the front coarse filtration combined filter element is communicated through the low-pressure switch; and a booster pump is also arranged between the preposed coarse filtration combined filter element and the membrane filter element.

A membrane filtration water purifier, the water purifier with pump that the normal water pressure of the filtration membrane of the water purifier can not operate and need the supercharging device to pressurize and can operate, include connecting to the water inlet tee bend of running water, there is a ball valve of intaking on the said water inlet tee bend, running water passes the combined filter core of pre-positioned coarse filtration, membrane filter core and postposition activated carbon filter core connected through the pipeline sequentially from the ball valve of intaking; the rear active carbon filter element is provided with a purified water outlet; the membrane filter element is also provided with a concentrated water outlet and is connected with a wastewater ratio; also includes any one of the above taps; the faucet elbow is communicated with the first hole in a sealing way, and a purified water outlet on the rear activated carbon filter element is communicated with the second hole in a sealing way; the water inlet ball valve is directly communicated with the preposed coarse filtration combined filter element in a sealing way through a pipeline; a concentrated water outlet on the membrane filter element is communicated with the third hole through a pipeline, and the fourth hole discharges concentrated water through a pipeline; a high-voltage switch is arranged between the communicating membrane filter element and the rear activated carbon filter element; and a booster pump is also arranged between the preposed coarse filtration combined filter element and the membrane filter element.

Compared with the prior art, the utility model discloses a beneficial technological effect as follows:

the tap of the utility model is provided with the four-hole ring on the valve body, and the two channels on the crescent gasket are rotated to simultaneously realize the on/off of the first hole and the second hole and the on/off of the third hole and the fourth hole, so as to achieve the purpose of mechanical linkage of the two channels, replace the solenoid valve and save more electricity; the membrane filtration water purifier adopting the faucet can effectively integrate the tap water inlet, the purified water and the concentrated water, and can control the tap water inlet, the purified water and the waste water of the water purifier by integrating the membrane filtration water purifier with one faucet.

The water purifier is controlled simultaneously without an electromagnetic valve and a sensor, and the electric leakage is prevented; the membrane filtration water purifier adopting the faucet can avoid potential safety hazards caused by interweaving of a circuit and a water path of the water purifier, and the potential safety hazards caused by electric leakage of the water purifier can be greatly reduced without adopting electric control.

The control parts of the water purifier are simplified and easy to repair; at present, the number of accessories such as electromagnetic valves and sensors of the water purifier is about 10, the structure is extremely complex, and the water purifier with the membrane filtration adopting the faucet has the advantages that the structure is simple, more than 4 accessories of the water purifier can be effectively reduced, so that the number of the accessories is effectively reduced, and the faults caused by mutual matching use are avoided, the complexity is reduced, the simplicity and the high efficiency are realized, and the simple maintenance is realized.

The secondary pollution of drinking water caused by electronic components is reduced, and the environment is protected; the utility model discloses a bi-pass tap and adopt membrane filtration water purifier of this tap can reduce the electronic component use amount, has more reduced and has caused drinking water secondary pollution from this, can reach the purpose of more environmental protection.

Drawings

The present invention will be further explained with reference to the following description of the drawings.

FIG. 1 is a schematic diagram of a control structure of a solenoid valve of a water purifier in the prior art;

FIG. 2 is a schematic structural view of the faucet of the present invention;

FIG. 3 is an exploded view of the faucet of the present invention;

FIG. 4 is a right side view of the crescent moon pad of the faucet of the present invention;

FIG. 5 is a schematic connection diagram of a membrane filtration water purifier according to a first embodiment of the present invention;

FIG. 6 is a schematic connection diagram of a membrane filtration water purifier according to a second embodiment of the present invention;

FIG. 7 is a schematic connection diagram of a membrane filtration water purifier according to a third embodiment of the present invention;

FIG. 8 is a schematic connection diagram of a fourth embodiment of the membrane filtration water purifier according to the present invention;

description of reference numerals: 1. a valve body; 101. a faucet connecting port; 102. a cavity; 2. a four-hole ring; 201. a first hole; 202. a second hole; 203. a third hole; 204. a fourth hole; 3. a faucet elbow; 4. a crescent cushion; 401. A channel; 5. a concentric bonnet; 501. a cap body; 502. a valve core; 503. a faucet valve handle; 6. a drive structure; 7. a threaded hole; 8. a water inlet tee joint; 9. a water inlet ball valve; 10. a pre-coarse filtration combined filter element; 11. a membrane cartridge; 12. a post-positioned active carbon filter element; 13. a low voltage switch; 14. a booster pump; 15. an electromagnetic valve; 16. a high voltage switch; 17. the ratio of waste water.

Detailed Description

As shown in fig. 2-4, one embodiment of a faucet comprises a valve body 1, a four-hole ring 2, a faucet elbow 3, a crescent gasket 4 and a concentric bonnet 5, wherein the valve body 1 plays a role of supporting and fixing the whole faucet, and a cavity 102 which is through from front to back is formed in the valve body 1. The front end face of the cavity 102 is provided with a four-hole ring 2, and the four-hole ring is fixed on the side wall of the valve body through screws or pins and the like to prevent the four-hole ring from rotating and shifting. When the four-hole ring is installed, a sealing gasket or a sealing ring and the like are added to prevent liquid from overflowing from the edge of the four-hole ring to the cavity. A hole 201, a second hole 202, a third hole 203 and a fourth hole 204 are formed in the four-hole ring 2, and hole wall holes of the four holes are provided with sealing devices made of rubber or silica gel, so that all water paths can be effectively isolated, and mixed water in the water paths is avoided. The four holes are respectively used as interfaces communicated with the water purifier and the faucet bent pipe, and sealing treatment is carried out when the four holes are connected, so that water seepage is prevented. The crescent cushion 4 is arranged in the cavity 102, so that the crescent cushion can rotate in the cavity. Two channels 401 with two through ends are formed in one end, close to the four-hole ring 2, of the crescent cushion 4, the channels in the embodiment are crescent grooves, and of course, channels in other forms can be adopted as long as two ends of each channel are through. The one side of four rings and crescent moon pad contact is smooth plane, and four rings and crescent moon pad in close contact with make four rings 2 seal the opening of crescent moon recess (passageway), and crescent moon recess just can carry out rivers with external switch-on when putting through with the hole on the four rings. Two ends of one channel 401 are respectively communicated with the first hole 201 and the second hole 202, and two ends of the other channel 401 are respectively communicated with the third hole 203 and the fourth hole 204. When the crescent cushion is rotated to enable two ends of one channel to be located at the first hole 201 and the second hole 202, two ends of the other channel are also located at the third hole 203 and the fourth hole 204, a pipeline connected with the first hole is communicated with a pipeline connected with the second hole, and a pipeline connected with the third hole is communicated with a pipeline connected with the fourth hole. When the crescent cushion is rotated to enable the two ends of one channel to be dislocated with the first hole 201 and the second hole 202, the two ends of the other channel are also dislocated with the third hole 203 and the fourth hole 204, at the moment, a pipeline connected with the first hole is disconnected with a pipeline connected with the second hole, and a pipeline connected with the third hole is disconnected with a pipeline connected with the fourth hole. One hole position of the first hole 201, the second hole 202, the third hole 203 and the fourth hole 204 is communicated with the elbow pipe 3 of the tap to serve as a purified water outlet, and when one hole of the connecting ports is communicated with the elbow pipe tap, pipelines connected with other hole positions are changed correspondingly. For example, in this embodiment, the first hole is communicated with the faucet elbow through the faucet connecting port 101 to serve as a purified water outlet, and the second hole is certainly used as a purified water inlet, and then the third hole and the fourth hole can be used as a tap water inlet and a tap water outlet, respectively, and can also be used as a concentrated water inlet and a concentrated water outlet.

For securing and rotating the crescent moon pad, a concentric bonnet 5 is mounted on the rear face of the cavity 102. The concentric bonnet 5 includes a cap 501 and a valve core 502. The cap body 501 is connected with the valve body 1 through a flange edge with a threaded hole 7, and the cap body is fixed on the valve body through bolts. The outer wall of the cap body 501 and the inner wall of the cavity 101 are sealed, so that the whole water channel can be closed, and the water leakage condition of the faucet is avoided. The valve core 502 is rotatably mounted in the cap body, and the concentric bonnet formed by the cap body and the valve core is prior art and is not described herein again. The valve core 502 drives the crescent cushion 4 to rotate through the driving structure 6, the driving structure 6 is a convex-concave matching structure, the valve core in the embodiment is provided with a convex structure, one end of the crescent cushion matched with the valve core is provided with a concave structure, and during installation, the convex structure is inserted into the concave structure, so that the valve core can drive the crescent cushion to rotate. Of course, the valve core is provided with a concave structure, and the crescent pad is provided with a convex structure. The valve core 502 is formed with a faucet valve handle 503, which is convenient for holding the faucet valve handle by hand to rotate the valve core, so as to drive the crescent pads to rotate, and realize the connection/disconnection of the first hole and the second hole, and the third hole and the fourth hole. In the embodiment, the maximum rotation angle of the crescent cushion is 30-60 degrees, so that the faults that the first hole is communicated with the fourth hole and the second hole is communicated with the third hole when the crescent cushion rotates are avoided. Certainly, the technical scheme that the crescent pad can be turned by other angles to realize the connection and disconnection of the first hole, the second hole and the third hole and the fourth hole without causing the mutual serial communication of the first hole, the second hole and the third hole and the fourth hole is not excluded, so that the definition of the rotation angle is only for illustrating the rotation angle which can be realized in the specific embodiment, and the protection range is not limited.

As shown in FIG. 5, a first embodiment of a pumpless water purifier in which a normal water pressure of a filter membrane of the water purifier is operable employs the above-described faucet, and the first hole and the second hole are used as a purified water inlet/outlet, and the third hole and the fourth hole are used as a tap water inlet/outlet. It is concrete including connecting the tee bend 8 of intaking on the running water inlet line, install into water ball valve 9 on the tee bend 8 of intaking, intake ball valve 9 pass through the pipeline with No. three hole 203 seal intercommunications, No. four hole 204 pass through the pipeline seal intercommunication leading coarse filtration combination filter core 10, membrane filter core 11 and rearmounted active carbon filter core 12 communicate in proper order as the filtering part of water purifier, wherein filter core such as 11 hyperfiltrations of membrane filter core, nanofiltration, low pressure membrane. The membrane filter element 11 is also provided with a concentrated water outlet and is connected with a waste water ratio 17. The rear active carbon filter element 12 is provided with a purified water outlet, the purified water outlet of the rear active carbon filter element 12 is communicated with the second hole 202 in a sealing way, and the faucet bent pipe 3 is communicated with the first hole 201 in a sealing way. When the novel water purifier is used, the faucet valve handle is rotated, the crescent pad is rotated to communicate the first hole with the second hole, and the third hole with the fourth hole, and then purified water outlet and tap water inlet of the water purifier are communicated at the same time. At the moment, water enters the preposed coarse filtration combined filter element from a third hole and a fourth hole which are communicated with each other, further water is filtered by the ultrafiltration/nanofiltration/low-pressure membrane and other filtration filter elements to be divided into purified water and concentrated waste water, the ultrafiltration/nanofiltration/low-pressure membrane and other filtration filter elements of the membrane filter element 11 are also provided with concentrated water outlets, the concentrated waste water is discharged into a sewer through a pipeline, the purified water reaches a second hole of the faucet after passing through the rear active carbon filter element, and the purified water at the elbow of the faucet flows out because the first hole and the second hole of the faucet are in a communicated state at present, so that direct drinking is realized. The crescent cushion rotates to disconnect the first hole from the second hole and the third hole from the fourth hole, and then the purified water outlet and the tap water inlet of the water purifier are disconnected. At this time, since the pipeline of the tap water entering the water purifier is cut off, the pre-coarse filtration combined filter element, the ultrafiltration/nanofiltration/low pressure membrane and other filtration filter elements, the concentrated water and the like have no water pressure, the whole water path is in a closed state, and further, the whole system of the water purifier is in a stop working state. The concentrated water outlet is directly discharged through a pipeline or the waste water is utilized.

As shown in FIG. 6, a first embodiment of a pumpless water purifier in which a normal water pressure of a filtration membrane of the water purifier is operable employs the above-described faucet, and the first and second holes are used as a purified water inlet/outlet and the third and fourth holes are used as a concentrated wastewater inlet/outlet. Specifically including connecting the concentrated waste water mouth on membrane filter core 11, concentrated waste water department have waste water to compare, through the pipeline with the sealed intercommunication of No. three hole 203, No. four hole 204 is through the concentrated water delivery port of the sealed intercommunication of pipeline to the sewer, leading coarse filtration combination filter core 10, membrane filter core 11 and rearmounted active carbon filter core 12 communicate in proper order as the filtering part of water purifier, wherein filter core such as membrane filter core 11 ultrafiltration, nanofiltration, low pressure membrane. The membrane filter element 11 is also provided with a concentrated water outlet and is connected with a waste water ratio 17. The rear active carbon filter element 12 is provided with a purified water outlet, the purified water outlet of the rear active carbon filter element 12 is communicated with the second hole 202 in a sealing way, and the faucet bent pipe 3 is communicated with the first hole 201 in a sealing way. When the novel water purifier is used, the faucet valve handle is rotated, the crescent pad is rotated to communicate the first hole with the second hole, the third hole with the fourth hole, and then purified water outlet and concentrated wastewater discharge of the water purifier are communicated. At the moment, water is discharged from the water purifier to a sewer through a third hole and a fourth hole which are communicated with each other, further water is filtered through filtering cores such as an ultrafiltration/nanofiltration/low-pressure membrane and the like to be divided into purified water and concentrated waste water, the filtering cores such as the ultrafiltration/nanofiltration/low-pressure membrane and the like of the membrane filter core 11 are also provided with concentrated water outlets, the concentrated waste water is discharged into the sewer through a pipeline, the purified water reaches a second hole of the faucet after passing through a rear active carbon filter core, and the purified water flows out of a bent pipe of the faucet because the first hole and the second hole of the faucet are in a communicated state at present, so that direct drinking is realized. The crescent cushion rotates to disconnect the first hole from the second hole and the third hole from the fourth hole, and the concentrated wastewater outlet of the water purifier is disconnected at the same time. At this time, since the water discharge pipeline of the water purifier is cut off, the pre-coarse filtration combined filter element, the ultrafiltration/nanofiltration/low pressure membrane and other filtration filter elements, the concentrated water and the like have water pressure, but the whole water path stops working, no water flows out of the water purifier, the whole water path is in a pressure maintaining state, and further, the whole system of the water purifier is in a pressure maintaining state. Concentrated water enters the third port through the two-way faucet and is discharged from the fourth port or waste water is utilized.

As shown in FIG. 7, a third embodiment of a pump-type water purifier, which can be operated by a pressurizing device when the normal water pressure of the filter membrane of the water purifier cannot operate, adopts the faucet, and uses the first hole and the second hole as the inlet/outlet of purified water, and uses the third hole and the fourth hole as the inlet/outlet of tap water. It is concrete including connecting the tee bend 8 of intaking on the running water inlet line, install into water ball valve 9 on the tee bend 8 of intaking, intake ball valve 9 pass through the pipeline with No. three hole 203 seal intercommunications, No. four hole 204 pass through pipeline seal intercommunication low-voltage switch 13, through low-voltage switch 13 communicates leading coarse filtration combination filter core 10 of leading coarse filtration, and leading coarse filtration combination filter core 10 connects gradually booster pump 14, membrane filter core 11 and rearmounted active carbon filter core 12. The membrane filter element 11 is also provided with a concentrated water outlet and is connected with a waste water ratio 17. The rear active carbon filter element 12 is provided with a purified water outlet, the purified water outlet of the rear active carbon filter element 12 is communicated with the second hole 202 in a sealing way, and the faucet bent pipe 3 is communicated with the first hole 201 in a sealing way. When the novel water purifier is used, the faucet valve handle is rotated, the crescent pad is rotated to communicate the first hole with the second hole, and the third hole with the fourth hole, and then purified water outlet and tap water inlet of the water purifier are communicated at the same time. At this moment, water gets into low pressure switch (switch actuation does not have water pressure when having water pressure) by communicating No. three hole of tap and No. four hole (switch actuation breaks off when having water pressure), through leading coarse filtration combination filter core again, passes through the booster pump again, because the booster pump circuit receives low pressure switch disconnection actuation influence, at this moment because the pipeline has water pressure, the booster pump is in the open mode, and water gets into the membrane filter core through the pressure boost of pump, filters through the membrane filter core, divide into purified water and concentrated waste water, still have concentrated water export on the membrane filter core 11, concentrated waste water through the pipeline arrange sewer or waste water utilization can, and the purified water reachs tap department after rearmounted active carbon filter core, because the current tap's a hole is in the open mode with No. two holes, so the water outflow of tap return bend department realizes directly drinking. The crescent cushion rotates to disconnect the first hole from the second hole and the third hole from the fourth hole, and then the purified water outlet and the tap water inlet of the water purifier are disconnected. When the two-way faucet is closed, the pipeline of the water inlet connected with the water purifier 5 and the pipeline of the water purifier 5 are not communicated, and the pipeline port connected with the water purifying port of the filtering membrane of the water purifier 3 is disconnected with the gooseneck faucet, so that the two-way faucet is closed. At this time, since the pipeline of the tap water entering the water purifier is cut off, the pre-coarse filtration combined filter element, the pump, the membrane filter element, the concentrated water and the like have no water pressure, the low-pressure switch is closed, the whole circuit system is closed, the booster pump stops working, and further, the whole system of the water purifier is in a stop working state.

As shown in FIG. 8, a fourth embodiment of a pump-equipped water purifier, in which a filter membrane of the water purifier cannot be operated under normal water pressure and a pressurizing device is required to pressurize the water, is provided, wherein the faucet is adopted, and the first hole and the second hole are used as a purified water inlet/outlet, and the third hole and the fourth hole are used as a concentrated water inlet/outlet. Including connecting the tee bend 8 of intaking on the running water inlet line, install into water ball valve 9 on the tee bend 8 of intaking, intake ball valve 9 directly communicates leading coarse filtration combination filter core 10, membrane filter core 11 and rearmounted active carbon filter core 12 as the filtering part of water purifier through the pipeline. The membrane filter element 11 is also provided with a concentrated water outlet and is connected with a waste water ratio 17. There is the booster pump at leading coarse filtration combination filter core 10 and membrane filter core 11 between, the export of purified water has on the rearmounted active carbon filter core 12, has high pressure switch 16 between membrane filter core 11 and rearmounted active carbon filter core 12, the export of purified water on the rearmounted active carbon filter core 12 with No. two hole 202 seal intercommunication, tap return bend 3 with a hole 201 seal intercommunication. The membrane filter element 11 is also provided with a concentrated water outlet, the concentrated water outlet on the membrane filter element 11 is communicated with the third hole 203 through a pipeline, and the fourth hole 204 discharges the concentrated water through a pipeline. When the water purifier is used, the faucet valve handle is rotated, the crescent pad is rotated to connect the first hole with the second hole and the third hole with the fourth hole, the high-pressure switch 16 (which is switched off when certain water pressure is reached and is lower than the water pressure for actuation) is in an actuation state, the pump works, purified water and concentrated water of the water purifier are simultaneously switched on, at the moment, the water passes through the front coarse filtration combined filter element and then passes through the 11 membrane filter element, filtered water is divided into concentrated waste water and purified water through the 11 membrane filter element, the concentrated water is directly discharged to a sewer through the faucet connecting the third hole with the fourth hole, the purified water passes through the rear active carbon filter element and reaches the position of the second hole, and the purified water flows out through the faucet elbow pipe to realize direct drinking. The crescent cushion rotates to disconnect the first hole from the second hole and the third hole from the fourth hole, and the purified water outlet and the concentrated water outlet of the water purifier are disconnected simultaneously. At this moment, because the pipeline that the running water got into the water purifier is normal, leading coarse filtration combination filter core has pressure, there is water pressure membrane filter core 11 department, pump work high pressure switch is in between membrane filter core 11 and the rearmounted active carbon filter core for a period of time, because the water purifier purifies the mouth of a river and closes, the water purifier purifies the mouth of a river at the pressure boost state this moment, high pressure switch passes through the short time work of pump, reach the settlement pressure, pressure switch disconnection, pump stop work, because the water purifier possesses the seal of water, can not produce the water leakage condition, the pipeline can bear running water pressure, the purified water of whole pipeline, concentrated waste water is all closed, the water purifier does not have the water outflow.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims

1. The utility model provides an energy-conserving bi-pass tap of membrane filtration water purifier which characterized in that: comprises that

The valve body (1) is used for supporting and fixing, and a cavity (102) is formed in the valve body (1);

the four-hole ring (2) is arranged on the front end face of the cavity (102), and a first hole (201), a second hole (202), a third hole (203) and a fourth hole (204) are formed in the four-hole ring (2);

the faucet elbow (3) is communicated with the first hole (201), the second hole (202), the third hole (203) or the fourth hole (204);

the crescent cushion (4) is rotatably arranged in the cavity (102), one end, close to the four-hole ring (2), of the crescent cushion (4) is provided with two channels (401) with two through ends, two ends of one channel (401) are respectively communicated with the first hole (201) and the second hole (202), and two ends of the other channel (401) are respectively communicated with the third hole (203) and the fourth hole (204);

the concentric valve cap (5) is arranged on the rear end face of the cavity (102), the concentric valve cap (5) comprises a cap body (501) fixedly connected with the valve body (1) and a valve core (502) rotatably arranged in the cap body (501), and the valve core (502) is driven by a driving structure (6) to rotate the crescent seat (4).

2. The faucet of claim 1, wherein: the channel (401) is an arc crescent groove, and the opening of the groove is sealed by the four-hole ring (2) and can be sealed with a connecting device of the faucet elbow (3).

3. The faucet of claim 1, wherein: the driving structure (6) is a convex-concave matching structure arranged on the matching surface of the valve core (502) and the crescent cushion (4).

4. The faucet of claim 1, wherein: a faucet valve handle (503) is arranged on the valve core (502).

5. The faucet of claim 1, wherein: the cap body (501) is connected with the valve body (1) through a flange edge with a threaded hole (7).

6. The faucet of claim 1, wherein: and sealing treatment is carried out between the outer wall of the cap body (501) and the inner wall of the cavity (102).

7. A membrane filtration water purifier, the water purifier filtration membrane normal water pressure of the pumpless water purifier that can be operated, including connecting to the water inlet tee (8) on the running water inlet pipe, there is a ball valve of water inflow (9) on the said water inlet tee (8), the running water passes the leading rough filtration combination filter core (10), membrane filter core (11) and postposition activated carbon filter core (12) connected through the pipeline sequentially from the ball valve of water inflow (9); the rear active carbon filter element (12) is provided with a purified water outlet; the membrane filter element (11) is also provided with a concentrated water outlet and is connected with a waste water ratio (17); the method is characterized in that: further comprising a faucet as claimed in any one of claims 1 to 6; the faucet elbow (3) is communicated with the first hole (201) in a sealing way, and a purified water outlet on the rear activated carbon filter element (12) is communicated with the second hole (202) in a sealing way; the water inlet ball valve (9) is in sealed communication with the third hole (203) through a pipeline, and the fourth hole (204) is in sealed communication with the front coarse filtration combined filter element (10) through a pipeline.

8. A membrane filtration water purifier, the water purifier filtration membrane normal water pressure of the pumpless water purifier that can be operated, including connecting to the water inlet tee (8) on the running water inlet pipe, there is a ball valve of water inflow (9) on the said water inlet tee (8), the running water passes the leading rough filtration combination filter core (10), membrane filter core (11) and postposition activated carbon filter core (12) connected through the pipeline sequentially from the ball valve of water inflow (9); the rear active carbon filter element (12) is provided with a purified water outlet; the membrane filter element (11) is also provided with a concentrated water outlet and is connected with a waste water ratio (17); the method is characterized in that: further comprising a faucet as claimed in any one of claims 1 to 6; the faucet elbow (3) is communicated with the first hole (201) in a sealing way, and a purified water outlet on the rear activated carbon filter element (12) is communicated with the second hole (202) in a sealing way; the membrane filter element (11) is also provided with a wastewater ratio and a concentrated water outlet which are hermetically communicated with the third hole (203) through a pipeline, and the fourth hole (204) is hermetically communicated with a concentrated water outlet sewer through a pipeline.

9. A membrane filtration water purifier, the water purifier with pump that the normal water pressure of the filtration membrane of the water purifier can not operate and needs a supercharging device to supercharge and operate, includes a water inlet tee joint (8) connected on the water inlet pipeline of tap water, the water inlet tee joint (8) is provided with a water inlet ball valve (9), the tap water passes through a prepositive coarse filtration combined filter element (10), a membrane filter element (11) and a postpositive active carbon filter element (12) which are connected through pipelines from the water inlet ball valve (9) in sequence; the rear active carbon filter element (12) is provided with a purified water outlet; the membrane filter element (11) is also provided with a concentrated water outlet and is connected with a waste water ratio (17); the method is characterized in that: further comprising a faucet as claimed in any one of claims 1 to 6; the faucet elbow (3) is communicated with the first hole (201) in a sealing way, and a purified water outlet on the rear activated carbon filter element (12) is communicated with the second hole (202) in a sealing way; the water inlet ball valve (9) is in sealed communication with the third hole (203) through a pipeline, the fourth hole (204) is in sealed communication with the low-pressure switch (13) through a pipeline, and is communicated with the pre-coarse filtering combined filter element (10) through the low-pressure switch (13); a booster pump (14) is also arranged between the preposed coarse filtration combined filter element (10) and the membrane filter element (11).

10. A membrane filtration water purifier, the water purifier with pump that the normal water pressure of the filtration membrane of the water purifier can not operate and needs a supercharging device to supercharge and operate, includes a water inlet tee joint (8) connected on the water inlet pipeline of tap water, the water inlet tee joint (8) is provided with a water inlet ball valve (9), the tap water passes through a prepositive coarse filtration combined filter element (10), a membrane filter element (11) and a postpositive active carbon filter element (12) which are connected through pipelines from the water inlet ball valve (9) in sequence; the rear active carbon filter element (12) is provided with a purified water outlet; the membrane filter element (11) is also provided with a concentrated water outlet and is connected with a waste water ratio (17); the method is characterized in that: further comprising a faucet as claimed in any one of claims 1 to 6; the faucet elbow (3) is communicated with the first hole (201) in a sealing way, and a purified water outlet on the rear activated carbon filter element (12) is communicated with the second hole (202) in a sealing way; the water inlet ball valve (9) is directly communicated with the front coarse filtration combined filter element (10) in a sealing way through a pipeline; a concentrated water outlet on the membrane filter element (11) is communicated with the third hole (203) through a pipeline, and the fourth hole (204) discharges the concentrated water through the pipeline; a high-voltage switch (16) is arranged between the communicating membrane filter element (11) and the rear activated carbon filter element (12); a booster pump (14) is also arranged between the preposed coarse filtration combined filter element (10) and the membrane filter element (11).