CN218625574U - Advection valve for water purification - Google Patents
Advection valve for water purification Download PDFInfo
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- CN218625574U CN218625574U CN202222952812.9U CN202222952812U CN218625574U CN 218625574 U CN218625574 U CN 218625574U CN 202222952812 U CN202222952812 U CN 202222952812U CN 218625574 U CN218625574 U CN 218625574U
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Abstract
The utility model discloses a advection valve for purifying water, which comprises a main pipeline, wherein the main pipeline is internally divided into a left cavity and a right cavity by a division plate, the center of the division plate is provided with a backflow hole, and the right side of the division plate is provided with a one-way valve; the right cavity is connected with the water inlet sleeve and the mixed water outlet, and a pressure stabilizing structure is arranged inside the right cavity; the left cavity is connected with the water outlet end cover and the water purification water inlet, a backflow pipe and a first membrane are arranged inside the left cavity, the first membrane is installed on the movable framework, the movable framework is provided with a first overflowing hole for water purification circulation, the first membrane and the movable framework move axially along the pipeline under the action of water pressure, and the backflow pipe is blocked under the action of pressure difference. A movable rod is arranged in a water outlet pipe of the water outlet end cover, a second overflowing hole is formed in the center of the movable framework, one end of the movable rod is connected with a sealing gasket for sealing the second overflowing hole in the center of the movable framework, and the other end of the movable rod is connected with a first spring. The outer side of the water outlet pipe is provided with an electromagnetic coil for controlling the movement of the movable rod. The utility model discloses can realize the whole backward flows of water purification through electromagnetic control.
Description
Technical Field
The utility model relates to a water supply technical field especially relates to a advection valve for water purification.
Background
In the prior art, a water flow distributor is generally used to connect a water purifier with a raw water pipeline and wading equipment, such as the prior applications of the applicant: the utility model with the patent number of CN215782776U discloses a water flow distributor, which comprises a main pipeline, wherein a left cavity and a right cavity are formed by a partition table in a partitioning way, and a water diversion valve core and a pressure difference valve core are respectively arranged on the left cavity and the right cavity; the invention patent with the patent number of CN217077017U discloses a pressure stabilizing type water flow distributor, improves on the basis of the patent of the original utility model and adds a pressure stabilizing structure in the right cavity, and can solve the problem that the water pressure in the water flow distributor is unstable because of unstable raw water pressure in the use process.
However, the existing water flow distributor has a complicated left cavity water distribution structure and a complicated production process; current water flow distributor in use water purification can not be through the whole backward flows of external force control, when the purifier does not use for a period, pure water neutralization phenomenon can appear, and the initial water purification TDS value that flows out of water flow distributor is too high, influences the use.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at providing a advection valve for water purification that simple structure, can control the water purification backward flow.
The technical scheme is as follows: the utility model provides a advection valve for water purification, which comprises a main pipeline provided with a left cavity and a right cavity, wherein the right cavity is connected with a raw water inlet and a mixed water outlet, and the left cavity is connected with a purified water inlet and a purified water outlet; the method is characterized in that:
a return pipe is arranged in the left cavity and communicated with the right cavity, and a one-way valve communicated from the left cavity to the right cavity is arranged at the joint; a first diaphragm is arranged between the purified water inlet and the purified water outlet, and the edge of the first diaphragm is connected with the pipe wall of the left cavity in a sealing way; the first membrane is arranged on the movable framework, the movable framework is provided with a first overflowing hole communicated with the purified water inlet and the purified water outlet, and the first membrane is provided with an opening at a position corresponding to the first membrane; the first diaphragm and the movable framework move axially along the pipeline under the action of pressure difference when purified water is discharged, so that the backflow water quantity is changed, and the backflow pipe is blocked when the purified water outlet is closed. When the purified water flows out of the purified water outlet through the first overflowing hole, the water pressure on the right side of the first membrane is larger than that on the left side, meanwhile, the first membrane drives the movable framework to move leftwards, the opening of the backflow pipe is opened, and the purified water flows into the right cavity through the backflow pipe and the one-way valve; when the water pressure on the two sides of the first diaphragm is stable, the purified water partially flows out of the purified water outlet, and partially flows back to the right cavity; when the purified water stops flowing out of the purified water outlet, the water pressure on the left side of the first membrane is increased to be larger than that on the right side, the first membrane drives the movable framework to move rightwards, the backflow pipe is plugged, and the purified water does not flow out or backflow any more.
Preferably, the purified water outlet is provided with a movable rod moving along the axial direction, and a gap for water flow to pass through is formed between the outer wall of the movable rod and the inner wall of the purified water outlet; the movable framework is provided with a second overflowing hole for communicating the left cavity of the movable framework with the return pipe, the corresponding position of the first membrane is provided with an opening, one end of the movable rod is connected with a sealing plug, and the sealing plug blocks the second overflowing hole of the movable framework under the action of pressure; the other end of the movable rod is connected with a first spring, and the other end of the first spring is abutted against the inner wall of the purified water outlet.
Preferably, the movable rod is a metal rod, an electromagnetic coil for controlling the movable rod to move is arranged on the outer side of the purified water outlet, and the electromagnetic coil and the movable rod form an electromagnetic valve; when the electromagnetic valve is electrified, the movable rod moves outwards to drive the sealing plug to be far away from the movable framework and plug the purified water outlet, and the second overflowing hole in the center of the movable framework is communicated.
Preferably, a fixing frame and a pressure stabilizing structure are arranged in the right cavity; the pressure stabilizing structure comprises a second diaphragm, the outer edge of the second diaphragm is clamped between the right end of the fixed frame and the left end of the water inlet sleeve, the second diaphragm is connected with a movable seat capable of moving axially, and the movable seat penetrates through the second diaphragm in a left-right extending manner; a gap for water to flow to the left end face of the second membrane is formed between the left end of the movable seat and the right end of the fixed frame; the right end of the movable seat is fixedly connected with a movable cover, the movable cover blocks the right end face of the second diaphragm, and a second spring extending axially is arranged between the inner wall of the raw water inlet and the movable cover; the raw water inlet is communicated with the movable seat, and a sealing gasket used for plugging the raw water inlet is fixedly arranged in the movable seat.
Preferably, a separation plate is arranged between the left cavity and the right cavity and provided with a backflow hole communicated with the left cavity and the right cavity, the backflow pipe is communicated with the backflow hole, and the one-way valve is fixed on one side of the separation plate.
Preferably, the raw water inlet is a water inlet sleeve connected with the right cavity, a conduit communicated with a water inlet port of the sleeve is arranged in the center of the water inlet sleeve, the conduit extends into the movable seat and is communicated with the movable seat, and a sealing ring is arranged between the movable cover and the conduit; the water purification water outlet is a water outlet end cover connected with the left cavity, the water outlet end cover extends outwards to be provided with a water outlet pipe, and the movable rod is installed in the water outlet pipe.
Preferably, the edge of the first membrane is clamped between the water outlet end cover and the end part of the left cavity.
Preferably, activity skeleton is controlled to extend and is passed first diaphragm, and its trompil position outwards extends and is equipped with the joint platform, and the first discharge orifice of activity skeleton, second discharge orifice run through the joint platform, first diaphragm is connected with activity skeleton through trompil and joint platform cooperation realization.
Preferably, first diaphragm joint is on the activity skeleton right side, and activity skeleton left side is equipped with the recess of first discharge orifice of intercommunication and pure water delivery port.
The working principle is as follows: connecting raw water to a raw water inlet corresponding to a advection valve, connecting a mixed water outlet and a raw water inlet on the advection valve to corresponding interfaces of a high-flow reverse osmosis water purifier, and connecting a purified water outlet of the advection valve to water-wadding equipment such as an ice machine, a drinking fountain, a pipeline machine and the like;
when the pressure of the left end surface of the second membrane is greater than the set pressure of the second membrane, the second membrane can drive the movable seat and the movable cover to move rightwards, so that the sealing gasket is gradually close to the left port of the guide pipe, the inflow of the raw water is reduced, after the sealing gasket blocks the guide pipe, the raw water flows into the main pipeline, and after the pressure of the raw water is recovered to be normal, the sealing gasket can move leftwards to open the guide pipe, and the raw water can flow into the main pipeline, so that the pressure inside the right cavity of the flat flow valve can be ensured to be stable;
when equipment such as a water dispenser and the like is started, negative pressure occurs in the water outlet pipe, purified water flows into the left gap of the movable framework through the first water through hole after flowing in from the water purification water inlet, and flows out of the water purification water outlet through the gap on the outer side of the movable rod, pressure difference occurs on two sides of the first membrane, the first membrane drives the movable framework to move leftwards, so that the port of the return pipe is opened, and the purified water flows into the right cavity through the return pipe and the one-way valve;
when equipment such as a water dispenser and the like is closed, the water pressure of a gap on the left side of the movable framework is gradually increased, the first membrane can drive the movable framework to move rightwards, the backflow pipe is blocked, and purified water does not flow in or out any more;
when the electromagnetic valve is powered on, the movable rod drives the sealing gasket to move leftwards to seal the purified water outlet, when purified water flows in from the purified water inlet, the first diaphragm can drive the movable framework to move leftwards, the port of the return pipe is opened, the purified water flows into the right cavity through the return pipe and the one-way valve, and the purified water does not flow out of the purified water outlet.
Has the beneficial effects that: compared with the prior art, the utility model, have following advantage: 1. when the reverse osmosis water purifier normally works, redundant pure water flows into the mixed water end of the right cavity through the one-way valve by utilizing the pressure difference between two sides of the diaphragm, and then is mixed with the raw water to enter the high-flow reverse osmosis water purifier, so that the reverse osmosis water purifier has a simple structure and can protect the service life and the stability of the reverse osmosis water purifier; 2. utilize solenoid valve control to realize the delivery port shutoff, make the water purification of hoarding all backward flow at the beginning of using, avoid the too high water purification of TDS directly to flow into equipment of wading, it is healthy to maintain the water.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of embodiment 2 of the present invention;
fig. 3 is an external view of embodiment 2 of the present invention;
fig. 4 is a schematic structural view of a central cross section of a first diaphragm according to embodiment 2 of the present invention;
fig. 5 is a schematic view of the movable frame structure according to embodiment 2 of the present invention;
fig. 6 is a schematic view of the cross-sectional structure of the center of the movable frame in embodiment 2 of the present invention.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings.
Example 1
As shown in fig. 1, the advection valve for purifying water comprises a main pipeline 1, a left cavity 3 and a right cavity 4 are formed in the main pipeline 1 through a partition plate 2 in a separating mode, and a backflow hole 21 communicated with the left cavity 3 and the right cavity 4 is formed in the partition plate 2. The right end of the right cavity 4 is connected with a water inlet sleeve 6 as a raw water inlet, the center of the water inlet sleeve 6 is provided with a conduit 61 communicated with the water inlet, and the side surface of the right cavity 4 is provided with a mixed water outlet 7. The left end of the left cavity 3 is connected with a water outlet end cover 5 as a purified water outlet, the water outlet end cover 5 extends outwards to be provided with a water outlet pipe 51, and the side surface of the left cavity 3 is provided with a purified water inlet 8.
A return pipe 31 which is coaxial with the main pipeline 1 is arranged in the left cavity 3, and an overflow channel is formed between the outer wall of the return pipe 31 and the inner wall of the left cavity 3; the return pipe 31 is integrally formed with the partition plate 2, one end of which is communicated with the return hole 21, and the outer side of the other end of which is provided with a first diaphragm 32 and a movable framework 33. The edge of the first membrane 32 is clamped between the water outlet end cover 5 and the end part of the left cavity 3 and is connected with the inner wall of the left cavity 3 in a sealing way. The movable framework 33 is provided with a first overflowing hole 331 for communicating the purified water inlet 8 with the water outlet pipe 51, the position of the opening of the movable framework 33 is outwardly extended to be provided with a clamping table 333, the first overflowing hole 331 penetrates through the clamping table 333, the position of the first membrane 32 corresponding to the position is provided with an opening, the first membrane 32 is connected with the movable framework 33 through the matching of the clamping table 333 and the opening, and the movable framework 33 penetrates through the first membrane 32 in a left-right extending manner. The first diaphragm 32 and the movable framework 33 move axially along the pipeline under the action of the water pressure difference. The movable framework 33 is a concave structure, and a cavity is arranged on the left side.
The inside check valve 22 that is equipped with of right cavity 4, check valve 22 install in division board 2 right side, only allow rivers to flow to right cavity 4 from left cavity 3, and the check valve 22 outside is equipped with check valve mount 41. A pressure stabilizing structure is further arranged in the right cavity 4 and comprises a second diaphragm 42, the outer edge of the second diaphragm 42 is clamped between the right end of the one-way valve fixing frame 41 and the left end of the water inlet sleeve 6, the second diaphragm 42 is connected with a movable seat 43 capable of axially moving, and the movable seat 43 penetrates through the second diaphragm 42 in a left-right extending mode; a gap for supplying water to the left end surface of the second membrane 42 is formed between the left end of the movable seat 43 and the right end of the one-way valve fixing frame 41; the right end of the movable seat 43 is fixedly connected with a movable cover 44, the movable cover 44 blocks the right end face of the second diaphragm 42 to form a sealed chamber with the inner wall of the water inlet sleeve 6, and a second spring 46 extending axially is arranged between the inner wall of the water inlet sleeve 6 and the movable cover 44; the guide tube 61 is communicated with the movable seat 43, a sealing gasket 45 for blocking the left port of the guide tube 61 is fixedly arranged in the movable seat 43, and a sealing ring 47 is arranged between the movable cover 44 and the guide tube 61.
When the device works specifically, pressurized raw water flows into the water inlet sleeve 6 from the raw water inlet, the raw water can flow to the left end face of the second membrane 42 along the gap between the left end of the movable seat 43 and the right end of the one-way valve fixing frame 41, the pressure applied to the left end face of the second membrane 42 is increased, when the water pressure of the left end face of the second membrane 42 is greater than the self set pressure, the second membrane 42 can drive the movable seat 43 and the movable cover 44 to move rightwards, the sealing gasket 45 is gradually close to the opening at the left end of the 61 conduit, the raw water flows into the water, after the conduit 61 is blocked by the sealing gasket 45, the raw water is cut off to flow into the main pipeline 1, after the raw water pressure recovers to be normal, the sealing gasket 45 can move leftwards to open the conduit 61, the raw water can flow into the main pipeline 1, and the stable pressure in the right cavity 4 of the horizontal flow valve can be ensured.
When the water dispenser (or other wading equipment) starts working, negative pressure appears in the water outlet pipe 51, large-traffic reverse osmosis water purifier starts working, large-traffic pure water gets into the concora crush valve from the water purification water inlet 8, the pure water flows to activity skeleton 33 left side cavity through first water hole 331, and flow out through the water outlet pipe 51, when first diaphragm 32 right side water pressure is greater than left side water pressure and self settlement pressure, pressure differential appears in first diaphragm 32 both sides, first diaphragm 32 can drive activity skeleton 33 and remove left, make the back flow 31 port open, the water purification part flows into right cavity 4 through back flow 31 and check valve 22. At the moment, two paths of water are opened simultaneously, one path of water flows to the water dispenser through the water outlet pipe 51, and the other path of water flows to the mixed water outlet 7 (redundant purified water) through the one-way valve 22, so that the normal work of the reverse osmosis water purifier is ensured. When equipment such as a water dispenser and the like is closed and stops working, the water pressure of a gap on the left side of the movable framework 33 is gradually increased, the first diaphragm 32 can drive the movable framework 33 to move rightwards under the action of the water pressure, the backflow pipe 31 is blocked, the water pressures on the two sides of the first diaphragm 32 are balanced, and purified water does not flow out any more.
Example 2
As shown in fig. 2-6, a advection valve for water purification comprises a main pipeline 1, a left cavity 3 and a right cavity 4 are formed in the main pipeline 1 by separating a partition plate 2, and the partition plate 2 is provided with a backflow hole 21 communicating the left cavity 3 and the right cavity 4. The right end of the right cavity 4 is connected with a water inlet sleeve 6 as a raw water inlet, a conduit 61 communicated with a water inlet port of the sleeve is arranged in the center of the water inlet sleeve 6, and a mixed water outlet 7 is arranged on the side surface of the right cavity 4. The left end of the left cavity 3 is connected with a water outlet end cover 5 as a purified water outlet, the water outlet end cover 5 extends outwards to be provided with a water outlet pipe 51, and the side surface of the left cavity 3 is provided with a purified water inlet 8.
A return pipe 31 which is coaxial with the main pipeline 1 is arranged in the left cavity 3, and an overflow channel is formed between the outer wall of the return pipe 31 and the inner wall of the left cavity 3; the return pipe 31 is integrally formed with the partition plate 2, one end of the return pipe is communicated with the return hole 21, and the outer side of the other end of the return pipe is provided with a first membrane 32 and a movable framework 33. The edge of the first membrane 32 is clamped between the water outlet end cover 5 and the end part of the left cavity 3 and is connected with the inner wall of the left cavity 3 in a sealing way. A first overflowing hole 331 communicating the purified water inlet 8 and the water outlet pipe 51 is arranged on the periphery of the movable framework 33, a second overflowing hole 332 communicating the left gap thereof with the return pipe 31 is arranged in the center, a clamping table 333 is arranged at the position of the opening in an outward extending manner, and the first overflowing hole 331 and the second overflowing hole 332 penetrate through the clamping table 333; the first diaphragm 32 is provided with an opening at a corresponding position, the first diaphragm 32 is connected with the movable framework 33 through the matching of the clamping table 333 and the opening, and the movable framework 33 extends left and right to penetrate through the first diaphragm 32. The first diaphragm 32 and the movable frame 33 move axially along the pipeline under the action of water pressure, and block the return pipe 31 under the action of pressure difference. The movable framework 33 is a concave structure, and a cavity is arranged on the left side. A metal rod 34 moving along the axial direction of the water outlet pipe is arranged in the water outlet pipe 51, and a gap for water flow to pass through is formed between the outer wall of the metal rod 34 and the inner wall of the water outlet pipe 51; one end of the metal rod 34 is connected with a sealing plug 35, and the sealing plug 35 blocks a second overflowing hole 332 in the center of the movable framework 33; the other end of the metal rod 34 is connected with a first spring 36, and the other end of the first spring 36 is abutted against the inner wall of the water outlet pipe 51. An electromagnetic coil 52 for controlling the movement of the metal rod 34 is arranged outside the water outlet pipe 51, and the electromagnetic coil 52 and the metal rod 34 form an electromagnetic valve; when the electromagnetic valve is electrified, the metal rod 34 moves outwards to drive the sealing plug 35 to be far away from the movable framework 33 and block the port of the water outlet pipe 51, and the second overflowing hole 32 in the center of the movable framework 33 is communicated.
The check valve 22 is arranged inside the right cavity 4, the check valve 22 is installed on the right side of the partition plate 2, water flow is only allowed to flow to the right cavity 4 from the left cavity, and a check valve fixing frame 41 is arranged on the outer side of the check valve 22. A pressure stabilizing structure is further arranged in the right cavity 4 and comprises a second diaphragm 42, the outer edge of the second diaphragm 42 is clamped between the right end of the one-way valve fixing frame 41 and the left end of the water inlet sleeve 6, the second diaphragm 42 is connected with a movable seat 43 capable of axially moving, and the movable seat 43 penetrates through the second diaphragm 42 in a left-right extending mode; a gap for water to flow to the left end face of the second membrane 42 is formed between the left end of the movable seat 43 and the right end of the one-way valve fixing frame 41; the right end of the movable seat 42 is fixedly connected with a movable cover 44, the movable cover 44 blocks the right end face of the second diaphragm 42 to form a sealed chamber with the inner wall of the water inlet sleeve 6, and a second spring 46 extending axially is arranged between the inner wall of the water inlet sleeve 6 and the movable cover 44; the guide tube 61 is communicated with the movable seat 43, a sealing gasket 45 for blocking the left port of the guide tube 61 is fixedly arranged in the movable seat 43, and a sealing ring 47 is arranged between the movable cover 44 and the guide tube 61.
Raw water is connected to a raw water inlet corresponding to the device, a mixed water outlet 7 and a raw water inlet 8 of the device are connected with a corresponding interface of a large-flow reverse osmosis water purifier, and a purified water outlet is connected with wading equipment such as an ice maker, a water dispenser and a pipeline machine.
When the device works specifically, after the raw water with pressure flows in from the raw water inlet, namely the water inlet sleeve 6, the raw water can flow to the left end face of the second membrane 42 along a gap between the left end of the movable seat 43 and the right end of the one-way valve fixing frame 41, so that the pressure on the left end face of the second membrane 42 is increased, when the water pressure on the left end face of the second membrane 42 is greater than the set pressure of the second membrane, the second membrane 42 can drive the movable seat 43 and the movable cover 44 to move rightwards, the sealing gasket 45 is gradually close to the left end opening of the conduit 61, the raw water flows in and is reduced, after the conduit 61 is blocked by the sealing gasket 45, the raw water is cut off to flow into the main pipeline 1, after the pressure of the raw water is recovered to be normal, the sealing gasket 45 can move leftwards to open the conduit 61, the raw water can flow into the main pipeline 1, and the pressure in the right cavity 4 of the horizontal flow valve can be ensured to be stable.
When the water dispenser (or other water-wading equipment) is prepared to work, the TDS of the water stored in the device is too high, the electromagnetic valve is powered on, the metal rod 34 drives the sealing gasket 35 to move leftwards, the water outlet pipe opening is blocked, the pressure on the left side of the first membrane 32 is reduced, the water flows in from the water outlet, the first membrane 32 can drive the movable framework 33 to move leftwards under the action of water pressure, the port of the return pipe 31 is opened, the water with the too high TDS value flows into the right cavity through the return pipe 31 and the one-way valve 22, and then flows into the water purifier through the mixed water outlet 7, and at the moment, the water outlet pipe 51 does not flow out the water. After the reverse osmosis water purifier works for several minutes, purified water is repeatedly introduced into the reverse osmosis membrane, and water with an overhigh TDS value in the first membrane 32 is rapidly washed away, so that the effect of pure water protection film is achieved. After the preparation work is finished, the electromagnetic valve is powered off, at the moment, the metal rod 34 drives the sealing gasket 35 to press the second overflowing hole 332 on the movable framework 33, and after the pressure at the two ends of the first diaphragm 32 is balanced, the backflow pipe orifice is sealed.
When the water dispenser (or other wading equipment) begins to work, negative pressure appears in the water outlet pipe 51, large-traffic reverse osmosis water purifier begins to work, large-traffic pure water gets into the flat-flow valve from water purification water inlet 8, the pure water flows to activity skeleton 33 left side cavity through first water hole 331, and flow out from the water outlet pipe through metal pole 34 outside space, when first diaphragm 32 right side water pressure is greater than left side water pressure, when spring pressure and self settlement pressure, pressure differential appears in first diaphragm 32 both sides, first diaphragm 32 can drive activity skeleton 33 and remove left, make the back flow 31 port open, the water purification part flows into right cavity 4 through back flow 31 and check valve 22. At the moment, two paths of outlet water are simultaneously opened, one path of outlet water flows to the water dispenser, and the other path of outlet water flows to the mixed water outlet 7 (redundant purified water) through the one-way valve 22, so that the normal work of the reverse osmosis water purifier is ensured. When equipment such as a water dispenser and the like is closed and stops working, the water pressure of a gap on the left side of the movable framework 33 is gradually increased, the first diaphragm 32 can drive the movable framework 33 to move rightwards under the action of the water pressure and the spring pressure, the return pipe 31 is blocked, the water pressures on the two sides of the first diaphragm 32 are balanced, and purified water does not flow out or flow back any more.
The metal rod 34 of this embodiment also can not use with the solenoid combination, also can replace for the material pole such as plastics this moment, and the drinking water machine still can normally work, but the first few cups of play water TDS value is too high unsuitable to drink.
Claims (9)
1. A advection valve for water purification comprises a main pipeline (1) provided with a left cavity (3) and a right cavity (4), wherein the right cavity (4) is connected with a raw water inlet and a mixed water outlet; the left cavity (3) is connected with a purified water inlet and a purified water outlet; the method is characterized in that:
a return pipe (31) is arranged in the left cavity (3), the return pipe (31) is communicated with the right cavity (4), and a one-way valve (22) communicated from the left cavity (3) to the right cavity (4) is arranged at the joint; a first membrane (32) with the edge being in sealing connection with the pipe wall of the left cavity (3) is arranged between the purified water inlet and the purified water outlet; the first diaphragm (32) is arranged on the movable framework (33), and a first overflowing hole (331) communicated with the purified water inlet and the purified water outlet is formed in the movable framework (33); the first membrane (32) and the movable framework (33) move axially along the pipeline under the action of pressure difference when purified water is discharged, the quantity of backflow water is changed, and the backflow pipe (31) is plugged when the purified water outlet is closed.
2. The advection valve for purifying water according to claim 1, wherein the purified water outlet is provided with a movable rod (34) moving along an axial direction, and a gap for water flow to pass through is formed between the outer wall of the movable rod (34) and the inner wall of the purified water outlet; the movable framework (33) is provided with a second overflowing hole (332) for communicating the left cavity of the movable framework with the return pipe (31), one end of the movable rod (34) is connected with the sealing plug (35), and the sealing plug (35) blocks the second overflowing hole of the movable framework (33) under the action of pressure; the other end of the movable rod (34) is connected with a first spring (36), and the other end of the first spring (36) is abutted against the inner wall of the purified water outlet.
3. The advection valve for purifying water according to claim 2, wherein the movable rod (34) is a metal rod, an electromagnetic coil (52) for controlling the movement of the movable rod (34) is arranged outside a purified water outlet, and the electromagnetic coil (52) and the movable rod (34) form an electromagnetic valve; when the electromagnetic valve is electrified, the movable rod (34) moves outwards to drive the sealing plug (35) to be away from the movable framework (33) and plug the purified water outlet, and the second overflowing hole (332) in the center of the movable framework (33) is communicated.
4. The advection valve for purifying water of any one of claims 1, 2 and 3, wherein a fixing frame (41) and a pressure stabilizing structure are arranged in the right cavity (4); the pressure stabilizing structure comprises a second diaphragm (42), the outer edge of the second diaphragm (42) is clamped between the right end of the fixed frame (41) and the left end of the water inlet sleeve (6), the second diaphragm (42) is connected with a movable seat (43) capable of moving axially, and the movable seat (43) penetrates through the second diaphragm (42) in a left-right extending manner; a gap for water to flow to the left end face of the second membrane (42) is formed between the left end of the movable seat (43) and the right end of the fixed frame (41); the right end of the movable seat (43) is fixedly connected with a movable cover (44), the movable cover (44) blocks the right end face of the second diaphragm (42), and a second spring (46) extending axially is arranged between the inner wall of the raw water inlet and the movable cover (44); the raw water inlet is communicated with the movable seat (43), and a sealing gasket (45) used for plugging the raw water inlet is fixedly arranged in the movable seat (43).
5. The advection valve for purifying water as claimed in claim 1, wherein a partition plate (2) is arranged between the left cavity (3) and the right cavity (4), the partition plate (2) is provided with a return hole (21) communicating the left cavity (3) and the right cavity (4), the return pipe (31) is communicated with the return hole (21), and the one-way valve (22) is fixed on one side of the partition plate (2).
6. The advection valve for purifying water as claimed in claim 4, wherein the raw water inlet is a water inlet sleeve (6) connected with the right cavity (4), a conduit (61) communicated with the water inlet port of the sleeve is arranged in the center of the water inlet sleeve (6), the conduit (61) extends into the movable seat (43) and is communicated with the movable seat (43), and a sealing ring (47) is arranged between the movable cover (44) and the conduit (61); the purified water outlet is a water outlet end cover (5) connected with the left cavity (3), and a water outlet pipe (51) extends outwards from the water outlet end cover (5).
7. The advection valve for purifying water as claimed in claim 6, wherein the edge of the first membrane (32) is clamped between the water outlet end cover (5) and the end of the left cavity (3).
8. The advection valve for purifying water as claimed in claim 3, wherein the movable frame (33) extends left and right to penetrate through the first diaphragm (32), a clamping table (333) is provided at the position of the opening extending outwards, the first overflowing hole (331) and the second overflowing hole (332) of the movable frame (33) penetrate through the clamping table (333), the first diaphragm (32) is correspondingly provided with an opening, and the movable frame (33) is clamped with the opening through the clamping table (333).
9. The advection valve for purifying water as claimed in claim 8, wherein the first membrane (32) is clamped on the right side of the movable framework (33), and a groove for communicating the first overflowing hole (331) with the purified water outlet is arranged on the left side of the movable framework (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202222952812.9U CN218625574U (en) | 2022-11-07 | 2022-11-07 | Advection valve for water purification |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202222952812.9U CN218625574U (en) | 2022-11-07 | 2022-11-07 | Advection valve for water purification |
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| CN218625574U true CN218625574U (en) | 2023-03-14 |
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| CN202222952812.9U Active CN218625574U (en) | 2022-11-07 | 2022-11-07 | Advection valve for water purification |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| RU2806945C1 (en) * | 2023-07-03 | 2023-11-08 | Ющенко Екатерина Юрьевна | Mine reduction unit ursh-m |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2806945C1 (en) * | 2023-07-03 | 2023-11-08 | Ющенко Екатерина Юрьевна | Mine reduction unit ursh-m |
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