CN216638991U

CN216638991U - Flushing device

Info

Publication number: CN216638991U
Application number: CN202122983773.4U
Authority: CN
Inventors: 罗庭剑; 史鑫; 余锋
Original assignee: Guangdong Shuihudun Health Technology Co Ltd
Current assignee: Guangdong Shuihudun Health Technology Co Ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-05-31
Anticipated expiration: 2031-11-30

Abstract

The present invention relates to a flushing device. The flushing device of the utility model comprises: the shell is provided with a first interface and a second interface; the water storage bag is made of elastic materials and arranged in the shell, a first water chamber is formed between the outer wall of the water storage bag and the inner wall of the shell and communicated with the first interface, a second water chamber is formed on the inner wall of the water storage bag and communicated with the second interface through a communication channel, a valve is arranged between the second water chamber and the second interface, and a circulation channel for communicating the second water chamber with the second interface is arranged on the valve; the valve is provided with a first working position and a second working position, when the valve is positioned at the first working position, the communication channel is opened, and the liquid from the second interface enters the second water chamber through the communication channel or the circulation channel; when the valve is in the second working position, the valve closes the communication channel, and the liquid from the second interface enters the second water chamber through the communication channel.

Description

Flushing device

Technical Field

The utility model relates to the field of water purification, in particular to a flushing device.

Background

The water purifier is a water purifying device which purifies water by adopting a multi-stage filter element, removes impurities and certain element substances in water by physical methods such as filtration, adsorption, reverse osmosis and the like, particularly, a reverse osmosis membrane in the filter element can intercept organic pollutants and inorganic ions in the water and filter out direct-drinking pure water.

When crossing the pure water of crossing, reverse osmosis membrane still can appear the higher dense water of salt content, and when the purifier stop work, dense water can remain in the reverse osmosis filter element, and long-time dense water can permeate to reverse osmosis membrane's pure water side, leads to the pure water TDS value of staying in the water purifier to rise by a wide margin, and the easy scale deposit of long-time remaining dense water influences the reverse osmosis membrane life-span. Therefore, a forward or reverse flushing of the reverse osmosis membrane is required. To this end, the applicant has designed a flushing device which can be used to flush a reverse osmosis membrane.

SUMMERY OF THE UTILITY MODEL

In view of the above, an object of the present invention is to provide a flushing device that can be used for flushing a reverse osmosis membrane.

An irrigation device, comprising: a housing having a first interface, a second interface; the water storage bag is made of elastic materials and arranged in the shell, a first water chamber is formed between the outer wall of the water storage bag and the inner wall of the shell and communicated with the first interface, a second water chamber is formed on the inner wall of the water storage bag and communicated with the second interface through a communication channel, a valve is arranged between the second water chamber and the second interface, and a flow channel for communicating the second water chamber with the second interface is arranged on the valve; the valve is provided with a first working position and a second working position, when the valve is positioned at the first working position, the communication channel is opened, and the liquid from the second interface enters the second water chamber through the communication channel or the circulation channel; when the valve is in the second working position, the valve closes the communication channel, and the liquid from the second interface enters the second water chamber through the communication channel.

Further, an installation hole is formed between the second water chamber and the second interface, the valve is arranged in the installation hole, and the valve slides in the installation hole.

Further, the communication passage is located on an outer peripheral side of the mounting hole.

Further, the valve comprises a base body, a sealing element and a limiting piece, wherein the base body is inserted into the mounting hole, the base body slides in the mounting hole, and the sealing element and the limiting piece are respectively arranged at two ends of the base body; when the valve is in a first working position, the sealing element is separated from the opening of the communication channel, and the communication channel is opened; when the valve is in the second working position, the sealing element closes the opening of the communication channel.

Further, the flow channel penetrates through the base body, and the flow channel extends from the end surface of the stopper to the end surface of the seal member.

Furthermore, a guide inclined plane is arranged at one end, far away from the base body, of the limiting piece.

Further, a first divider is disposed in the internal cavity of the housing, the first divider extending from the inner wall of the housing toward the interior of the housing; a base is arranged between the second water chamber and the second interface, the base is connected with the first partition in a sealing mode, the base and the first partition form a third water chamber, and the third water chamber is communicated with the second interface; the communicating channel is arranged on the base, the valve is arranged on the base, and the second water chamber and the third water chamber are communicated through the communicating channel and the circulating channel.

Further, the pedestal is inserted into the first partition, an outer peripheral wall surface of the pedestal and an inner peripheral wall surface of the first partition are hermetically connected, and the outer wall surface of the pedestal and the inner wall surface of the first partition form the third water chamber.

Further, a second divider is disposed in the internal cavity of the housing, the second divider extending from the inner wall of the housing toward the interior of the housing; the water storage bag is provided with an opening, a flanging extends outwards from the opening of the water storage bag, and the flanging extends from the opening of the water storage bag to the second partition; the base is connected to the second separating piece, a pressing portion is arranged on the base, and the pressing portion and the second separating piece are respectively abutted to two sides of the flanging.

Furthermore, a first through hole is formed in the second partition, the first through hole is used for communicating the first interface and the first water chamber, and a second through hole corresponding to the first through hole is formed in the flanging; a convex part is arranged on the base, a concave part is arranged on the flanging, and the convex part is inserted into the concave part; a clamping groove is formed in the second separator, and a clamping part matched with the clamping groove is arranged on the base; a third through hole corresponding to the clamping groove is formed in the turned-over edge, and the clamping piece penetrates through the third through hole; the flanging and the water storage bag are made of elastic materials in a whole.

For a better understanding and practice, the utility model is described in detail below with reference to the accompanying drawings.

Drawings

FIG. 1 is a cross-sectional view of an irrigation device according to an embodiment;

FIG. 2 is an exploded view of the flushing device according to the embodiment;

FIG. 3 is a schematic structural diagram of a valve according to an embodiment;

reference numerals are as follows:

1. a housing; 11. a first interface; 12. a second interface; 13. a first separator; 14. a second separator; 15. a card slot; 16. a first through hole; 2. a water storage bag; 21. flanging; 22. a second through hole; 23. a recess; 24. a third through hole; 3. a base; 31. a communication channel; 32. mounting holes; 33. a pressing part; 34. a fastener; 35. a convex portion; 4. a valve; 41. a flow-through channel; 42. a substrate; 43. a seal member; 44. a stopper; 45. a guide slope; a. a first water chamber; b. a second water chamber; c. and a third water chamber.

Detailed Description

A flushing device, see fig. 1 to 3, comprising a housing 1, a water reservoir 2. The housing 1 has a first interface 11 and a second interface 12. The water storage bag 2 is made of elastic materials, the water storage bag 2 is arranged in the shell 1, a first water chamber a is formed between the outer wall of the water storage bag 2 and the inner wall of the shell 1, the first water chamber a is communicated with the first interface 11, a second water chamber b is formed on the inner wall of the water storage bag 2, the second water chamber b is communicated with the second interface 12 through a communicating channel 31, a valve 4 is arranged between the second water chamber b and the second interface 12, and a flowing channel 41 used for communicating the second water chamber b with the second interface 12 is arranged on the valve 4. The valve 4 has a first working position and a second working position, when the valve 4 is in the first working position, the communication channel 31 is opened, and the liquid from the second port 12 enters the second water chamber b through the communication channel 31 or the circulation channel 41. When the valve 4 is in the second working position, the valve 4 closes the communication channel 31, and the liquid from the second port 12 enters the second water chamber b through the communication channel 41.

Before the reverse osmosis membrane is washed, the first liquid enters the first water chamber a from the first connector 11, and the first liquid presses the water storage bag 2 as the amount of the first liquid in the first water chamber a increases. In the process of washing the reverse osmosis membrane, the second liquid enters the second water chamber b from the second connector 12, the water storage bag 2 is unfolded under the action of the second liquid, and along with the unfolding of the water storage bag 2, the first liquid in the first water chamber a flows out from the first connector 11 to wash the reverse osmosis membrane.

In addition, the pressure of the first liquid may change while the reverse osmosis membrane is being flushed. When the pressure of the first liquid is increased, the valve 4 closes the communication channel 31, and the second liquid only flows into the second water chamber b through the flow channel 41, so that the pressure change amplitude of the first liquid in the first water chamber a is reduced, the reverse osmosis membrane is prevented from being impacted by water flow, the reverse osmosis membrane is protected, and the service life of the reverse osmosis membrane is prolonged. When the pressure of the first liquid is recovered, the second liquid pushes the valve 4 open, the second liquid can enter the second water chamber b through the communication channel 31 and the flow channel 41, and the flow rate of the second liquid entering the second water chamber b is greater than the flow rate of the second liquid leaving the second water chamber b.

Specifically, a mounting hole 32 is provided between the second header b and the second port 12, the valve 4 is disposed in the mounting hole 32, the valve 4 slides in the mounting hole 32, and the communication passage 31 is located on the outer peripheral side of the mounting hole 32. The valve 4 includes a base 42, a seal 43, and a stopper 44. The base 42 is inserted into the mounting hole 32, the base 42 slides in the mounting hole 32, and the sealing member 43 and the stopper 44 are respectively disposed at both ends of the base 42. The flow channel 41 penetrates the base 42, and the flow channel 41 extends from an end surface of the stopper 44 to an end surface of the seal 43. When the valve 4 is in the first working position, the sealing member 43 is separated from the opening of the communication passage 31, and the communication passage 31 is opened; when the valve 4 is in the second operating position, the seal 43 closes the opening of the communication channel 31. In addition, in order to facilitate the insertion of the stopper 44 through the mounting hole 32, a guide slope 45 is provided at an end of the stopper 44 remote from the base 42.

Specifically, a first partition 13 is provided in the inner cavity of the housing 1, the first partition 13 extending from the inner wall of the housing 1 toward the inside of the housing 1. Between second header b and second port 12, base 3 is provided, base 3 is hermetically connected to first partitioning member 13, and base 3 and first partitioning member 13 form third header c, which communicates with second port 12. The communication channel 31 is arranged on the base 3, the mounting hole 32 is arranged on the base 3, the valve 4 is arranged on the base 3, and the second water chamber b and the third water chamber c are communicated through the communication channel 31 and the circulation channel 41. More specifically, susceptor 3 is inserted into first partitioning member 13, and the outer peripheral wall surface of susceptor 3 and the inner peripheral wall surface of first partitioning member 13 are sealingly connected by a gasket, and the outer wall surface of susceptor 3 and the inner wall surface of first partitioning member 13 form third water chamber c.

Specifically, a second partition 14 is provided in the inner cavity of the housing 1, the second partition 14 extending from the inner wall of the housing 1 toward the inside of the housing 1. The water storage bag 2 is provided with an opening, a flanging 21 extends outwards from the opening of the water storage bag 2, and the flanging 21 extends from the opening of the water storage bag 2 to the second partition 14. The base 3 is connected to the second partition 14, the pressing part 33 is disposed on the base 3, and the pressing part 33 and the second partition 14 respectively abut against two sides of the turned-over edge 21, so that the water storage bag 2 is fixed on the second partition 14. More specifically, the second separator 14 is provided with a clamping groove 15, the flange 21 is provided with a third through hole 24 corresponding to the clamping groove 15, the base 3 is provided with a buckling piece 34 matched with the clamping groove 15, and the buckling piece 34 penetrates through the third through hole 24 and then is buckled with the clamping groove 15. A first through hole 16 is formed in the second partition 14, the first through hole 16 is used for communicating the first port 11 with the first water chamber a, and a second through hole 22 corresponding to the first through hole 16 is formed in the flange 21, so that the first liquid can enter the first water chamber a from the first port 11. The base 3 is provided with the convex part 35, the flanging 21 is provided with the concave part 23, the convex part 35 is inserted into the concave part 23, and the flanging 21 and the water storage bag 2 are integrally made of elastic materials, so that the sealing performance between the first water chamber a and the second water chamber b is improved, and the first water chamber a is ensured not to be communicated with the second water chamber b.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims

1. An irrigation device, comprising:

a housing (1), the housing (1) having a first interface (11), a second interface (12);

the water storage bag (2) is made of elastic materials, the water storage bag (2) is arranged in the shell (1), a first water chamber (a) is formed between the outer wall of the water storage bag (2) and the inner wall of the shell (1), the first water chamber (a) is communicated with the first interface (11), a second water chamber (b) is formed on the inner wall of the water storage bag (2), the second water chamber (b) is communicated with the second interface (12) through a communicating channel (31), a valve (4) is arranged between the second water chamber (b) and the second interface (12), and a communicating channel (41) for communicating the second water chamber (b) with the second interface (12) is arranged on the valve (4);

the valve (4) has a first working position and a second working position, when the valve (4) is in the first working position, the communication channel (31) is opened, and the liquid from the second interface (12) enters the second water chamber (b) through the communication channel (31) or the circulation channel (41); when the valve (4) is in the second working position, the valve (4) closes the communication channel (31), and the liquid from the second port (12) enters the second water chamber (b) through the flow-through channel (41).

2. The flushing device of claim 1, wherein: a mounting hole (32) is formed between the second water chamber (b) and the second interface (12), the valve (4) is arranged in the mounting hole (32), and the valve (4) slides in the mounting hole (32).

3. The flushing device of claim 2, wherein: the communication passage (31) is located on the outer peripheral side of the mounting hole (32).

4. The flushing device of claim 2, wherein: the valve (4) comprises a base body (42), a sealing element (43) and a limiting piece (44), the base body (42) is inserted into the mounting hole (32), the base body (42) slides in the mounting hole (32), and the sealing element (43) and the limiting piece (44) are respectively arranged at two ends of the base body (42); when the valve (4) is in the first working position, the sealing element (43) is separated from the opening of the communication channel (31), and the communication channel (31) is opened; when the valve (4) is in the second working position, the sealing element (43) closes the opening of the communication channel (31).

5. The flushing device of claim 4, wherein: the flow channel (41) extends through the base body (42), the flow channel (41) extending from an end face of the stopper (44) to an end face of the seal (43).

6. The flushing device of claim 4, wherein: and a guide inclined surface (45) is arranged at one end of the limiting piece (44) far away from the base body (42).

7. The flushing device of claim 1, wherein:

a first partition (13) is arranged in the inner cavity of the outer shell (1), and the first partition (13) extends from the inner wall of the outer shell (1) to the inner part of the outer shell (1);

a base (3) is arranged between the second water chamber (b) and the second interface (12), the base (3) is connected with the first separating component (13) in a sealing manner, the base (3) and the first separating component (13) form a third water chamber (c), and the third water chamber (c) is communicated with the second interface (12);

the communication channel (31) is arranged on the base (3), the valve (4) is arranged on the base (3), and the second water chamber (b) is communicated with the third water chamber (c) through the communication channel (31) and the circulation channel (41).

8. The flushing device of claim 7, wherein: the base (3) is inserted into the first separating element (13), the outer peripheral wall surface of the base (3) is connected with the inner peripheral wall surface of the first separating element (13) in a sealing mode, and the outer wall surface of the base (3) and the inner wall surface of the first separating element (13) form the third water chamber (c).

9. The flushing device of claim 7, wherein:

a second partition (14) is arranged in the inner cavity of the shell (1), and the second partition (14) extends from the inner wall of the shell (1) to the inner part of the shell (1);

the water storage bag (2) is provided with an opening, a flanging (21) extends outwards from the opening of the water storage bag (2), and the flanging (21) extends from the opening of the water storage bag (2) to the second partition (14);

the base (3) is connected to the second partition (14), a pressing portion (33) is arranged on the base (3), and the pressing portion (33) and the second partition (14) respectively abut against two sides of the flanging (21).

10. The flushing device of claim 9, wherein:

a first through hole (16) is formed in the second partition (14), the first through hole (16) is used for communicating the first connector (11) and the first water chamber (a), and a second through hole (22) corresponding to the first through hole (16) is formed in the flanging (21);

a convex part (35) is arranged on the base (3), a concave part (23) is arranged on the flanging (21), and the convex part (35) is inserted into the concave part (23);

a clamping groove (15) is formed in the second separator (14), and a clamping piece (34) matched with the clamping groove (15) is arranged on the base (3);

a third through hole (24) corresponding to the clamping groove (15) is formed in the flanging (21), and the clamping piece (34) penetrates through the third through hole (24);

the turned-over edge (21) and the water storage bag (2) are integrally made of elastic materials.