CN211632849U - Storage device and water purification unit - Google Patents

Abstract

The utility model discloses a storage device and water purification unit, this storage device includes: the water level monitoring device comprises a containing piece, a water level monitoring unit and a switch valve, wherein the containing piece is provided with a containing cavity and a water inlet communicated with the containing cavity, and the containing cavity is communicated with a water outlet of water purification equipment through the water inlet; the water level monitoring unit is used for monitoring the water level of the water in the containing cavity; the switch valve is used for opening or closing the water inlet, and the switch valve is in communication connection with the water level monitoring unit so that the switch valve can open or close the water inlet according to the water level information monitored by the water level monitoring unit. This storage device and water purification setting can be based on the opening or closing of the water inlet of accomodating the chamber of water level information control of accomodating the chamber when using, and then can realize avoiding accomodating the water in chamber and spill over.

Description

Storage device and water purification unit

Technical Field

The utility model relates to a water purification unit technical field especially relates to an accommodating device and water purification unit.

Background

At present, because the water quality problem is increasingly serious and the living standard of people is gradually improved, the water purifying drinking machine becomes one of important household appliances in life.

The water purifier is generally internally provided with a concentrated water tank for storing purified concentrated water, however, when the water purifier is used, the water in the pipeline still can continuously enter the concentrated water tank under the action of gravity after the concentrated water tank is filled with water, so that the water in the concentrated water tank overflows to influence the use of users.

SUMMERY OF THE UTILITY MODEL

Based on this, when using to traditional purifier, water in the pipeline still can continue to get into the dense water case under the action of gravity after the dense water case is filled with water, cause the water in the dense water case to spill over, influence the problem that the user used, storage device and water purification unit have been proposed, this storage device and water purification setting are when using, can accomodate opening or closing of the water inlet in chamber according to the water level information control of accomodating the chamber, and then can realize avoiding accomodating the water in chamber and spill over.

The specific technical scheme is as follows:

in one aspect, the present application relates to a storage device, comprising: the water level monitoring device comprises a containing piece, a water level monitoring unit and a switch valve, wherein the containing piece is provided with a containing cavity and a water inlet communicated with the containing cavity, and the containing cavity is communicated with a water outlet of water purification equipment through the water inlet; the water level monitoring unit is used for monitoring the water level of the water in the containing cavity; the switch valve is used for opening or closing the water inlet, and the switch valve is in communication connection with the water level monitoring unit so that the switch valve can open or close the water inlet according to the water level information monitored by the water level monitoring unit.

The technical solution is further explained below:

in one embodiment, the water level monitoring unit comprises a water taking part and a water level monitor, the water taking part is arranged in the containing cavity, the water taking part comprises a testing cavity and a water taking opening communicated with the testing cavity, the testing cavity is communicated with the containing cavity through the water taking opening, the water level monitor is used for monitoring the water level of the water in the testing cavity, and the water level monitor is in communication connection with the switch valve.

In one embodiment, the water level monitor comprises an induction part and a floating part, the floating part comprises an induction part, the induction part is used for monitoring the position information of the induction part, the floating part is arranged in the test cavity and moves relative to the test cavity when being set to be subjected to buoyancy, and the induction part is in communication connection with the switch valve so that the switch valve can open or close the water inlet according to the position information of the induction part.

In one embodiment, the sensing part is a proximity switch, the floating part comprises a floating body, and the sensing part is a magnet connected with the floating body.

In one embodiment, the floating body comprises a first floating split body and a second floating split body, the first floating split body and the second floating split body are arranged at intervals, the magnet is arranged between the first floating split body and the second floating split body, one end of the magnet is connected with the first floating split body, and the other end of the magnet is connected with the second floating split body.

In one embodiment, the accommodating device further comprises a guide member for guiding the floating member to move in the height direction relative to the accommodating cavity, the guide member is arranged in the test cavity, and the floating member is movably arranged on the guide member.

In one embodiment, the receiving member is further provided with an insertion part penetrating through the circumferential side surface of the receiving member to the middle of the receiving member, the moving channel penetrates through the circumferential side wall of the receiving member or extends to the middle of the receiving member along the axial direction from the circumferential side wall of the receiving member to the receiving member, and the inner wall of the moving channel is provided with a water inlet communicated with the receiving cavity.

In one embodiment, the receiving piece comprises a first end face and a second end face which are arranged oppositely, and a circumferential side face arranged between the first end face and the second end face, and the inserting part penetrates through the first end face and the circumferential side face to the middle of the receiving piece; or the inserting part penetrates through the second end face and the circumferential side face to the middle part of the accommodating piece.

In one embodiment, the receiving member further comprises a water guide structure for guiding water to the receiving cavity, an inlet of the water guide structure is communicated with the water inlet, and an outlet of the water guide structure is arranged in the receiving cavity.

On the other hand, this application still relates to a water purification unit, includes the storage device in any one of the above-mentioned embodiments.

When the storage device and the water purifying equipment are used, water to be stored enters the water inlet through the water outlet of the water purifying equipment and is stored in the storage cavity, the water level of the water in the storage cavity is monitored through the water level monitoring unit, the switch valve is in communication connection with the water level monitoring unit, the switch valve is opened or closed according to the water level information monitored by the water level monitoring unit, therefore, when the water level monitoring unit monitors that the water level in the storage cavity does not overflow the water level, the switch valve is opened, the water to be stored can continuously enter the storage cavity through the water inlet, when the water level in the storage cavity reaches the overflow water level, the switch valve is closed, the water to be stored can not continuously enter the storage cavity through the water inlet, and the water in the storage cavity is prevented from overflowing.

Drawings

FIG. 1 is a state diagram of the water level in the storage chamber reaching an overflow level;

FIG. 2 is a state diagram of the water level in the storage chamber not reaching the overflow level;

FIG. 3 is an exploded view of a drainage structure;

FIG. 4 is an assembled view of the drainage structure;

FIG. 5 is a schematic structural view of the receiving member;

FIG. 6 is a schematic view of the assembly of the connecting duct with the receiver;

fig. 7 is a schematic structural view of the water receiving member.

Description of reference numerals:

10. a drainage structure; 100. a receiving member; 102. a first end face; 104. a circumferential sidewall; 110. a cover body; 112. a moving channel; 1122. a water inlet; 120. a receiving body; 122. a receiving cavity; 130. a water guide structure; 132. a guide part; 134. a water guide pipeline; 200. connecting a pipeline; 210. a water receiving pipe; 220. a three-way joint; 300. a water receiving member; 310. a water receiving port; 320. a water outlet; 330. a filter member; 400. a water level monitoring unit; 410. a water taking part; 412. a test chamber; 422. a sensing member; 424. a float member; 4242. a sensing part; 4244. a floating body; 500. a guide member.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

It will be understood that when an element is referred to as being "secured to" another element, it can be integral with the other element or can be removably connected to the other element.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Further, it is to be understood that, in the present embodiment, the positional relationships indicated by the terms "lower", "upper", "front", "rear", "left", "right", "inner", "outer", "top", "bottom", "one side", "the other side", "one end", "the other end", and the like are based on the positional relationships shown in the drawings; the terms "first," "second," and the like are used herein to distinguish one structural element from another. These terms are merely for convenience of description and simplicity of description, and are not to be construed as limiting the present invention.

As shown in fig. 1 to 2, an embodiment of a water purifying apparatus includes a storage device, the storage device includes a storage 100, the storage 100 is provided with a storage cavity 122 and a water inlet 1122 communicated with the storage cavity 122, and the storage cavity 122 is communicated with a water outlet of the water purifying apparatus through the water inlet 1122.

As shown in fig. 1 to 2, further, the storage apparatus further includes a water level monitoring unit 400 and a switch valve, wherein the water level monitoring unit 400 is used for monitoring the water level in the storage cavity 122; the switch valve is used for opening or closing the water inlet 1122, and the switch valve is in communication connection with the water level monitoring unit 400 so that the switch valve can open or close the water inlet 1122 according to the water level information monitored by the water level monitoring unit 400.

When the storage device and the water purifying apparatus are used, water to be stored enters the water inlet 1122 through the water outlet of the water purifying apparatus and is stored in the storage cavity 122, the water level of the water in the storage cavity 122 is monitored by the water level monitoring unit 400, the switch valve is in communication connection with the water level monitoring unit 400, and the switch valve opens or closes the water inlet 1122 according to the water level information monitored by the water level monitoring unit 400, so that when the water level monitoring unit 400 monitors that the water level in the storage cavity 122 does not reach the overflow water level, the switch valve opens the water inlet 1122 to enable the water to be stored to continuously enter the storage cavity 122, and when the water level monitoring unit 400 monitors that the water level in the storage cavity 122 reaches the overflow water level, the switch valve closes the water inlet 1122 to enable the water to be stored to continuously enter the storage cavity 122, thereby avoiding overflow of the water in the storage cavity 122.

Specifically, the water level monitoring unit 400 may be a water level meter, and the switch valve may be an electromagnetic valve, and the switch valve may be disposed on a pipe communicating with the water inlet 1122, and the opening or closing of the water inlet 1122 is realized by turning on or off the pipe.

Specifically, the water level value for setting the on-off valve to close the water inlet 1122 is not necessarily an overflow water level value for the receiving chamber 122 to overflow, and a water level value lower than or equal to the overflow water level value may be used as the water level value for controlling the on-off valve to close the water inlet 1122.

As shown in fig. 1 to 2, in the present embodiment, the water level monitoring unit 400 includes a water fetching part 410 and a water level monitor, the water fetching part 410 is disposed in the receiving cavity 122, the water fetching part 410 includes a testing cavity 412 and a water fetching port communicated with the testing cavity 412, the testing cavity 412 is communicated with the receiving cavity 122 through the water fetching port, the water level monitor is used for monitoring the water level of the water in the testing cavity 412, and the water level monitor is in communication connection with the switch valve. At this time, water in the storage chamber 122 may enter the test chamber 412 through the water intake port, the water level monitor monitors the water level information of the test chamber 412 to determine the water level information of the storage chamber 122, and the switching valve opens or closes the water intake port 1122 according to the water level information.

Further, the intake sets up in the diapire of test chamber, and at this moment, when the water in the chamber 122 of accomodating gets into test chamber 412 along the intake, judge the water level information of accomodating chamber 122 through the water level monitor monitoring test chamber 412 water level information, the switch valve opens or closes water inlet 1122 according to this water level information, when the switch valve monitors the water level information in test chamber 412 and judges that the water in the chamber 122 of accomodating reaches and spills over the water level, then the switch valve closes water inlet 1122.

Specifically, the overflow water level may be the highest point of the received water in the receiving cavity 122; of course, for safety reasons, the overflow water level may be set below the highest point of the received water in the receiving cavity 122, specifically as needed.

Of course, in another embodiment, the water intake member 410 may be disposed outside the storage cavity 122, at this time, the storage member 100 is provided with a water outlet, the water intake is communicated with the water outlet, water in the storage cavity 122 is discharged into the test cavity 412 through the water outlet, the water level monitor is used for monitoring the water level of the water in the test cavity 412, the water level monitor is in communication connection with the switch valve, the water level monitor monitors the water level information of the test cavity 412 to determine the water level information of the storage cavity 122, and the switch valve opens or closes the water inlet 1122 according to the water level information.

As shown in fig. 1 to 2, in order to monitor the water level information in the storage chamber 122, in this embodiment, the water level monitor includes a sensing member 422 and a floating member 424, the floating member 424 includes a sensing portion 4242, the sensing member 422 is used for monitoring the position information of the sensing portion 4242, the floating member 424 is disposed in the test chamber 412 and moves relative to the test chamber 412 when the floating member 424 is set to be subjected to buoyancy, at this time, when the water in the storage chamber 122 enters the test chamber 412 along the water intake port, the floating member 424 gradually rises under the buoyancy of the water, the sensing portion 4242 also moves synchronously, further, the sensing member 422 is in communication connection with the on-off valve, so that the on-off valve can open or close the water inlet 1122 according to the position information of the sensing portion 4242, at this time, the water level information in the test chamber 412 is determined by monitoring the position information of the sensing portion 4242 through the sensing member 422, the on-off valve can open or close the water inlet 1122 according to the position information of the sensing portion 42, control of the water level within the receiving chamber 122 is achieved.

As shown in fig. 1 to 2, the sensing member 422 is a proximity switch, the floating member 424 includes a floating body 4244, and the sensing portion 4242 is a magnet connected to the floating body 4244, so that when the magnet leaves the sensing region of the proximity switch, the on-off valve closes the water inlet 1122 when the water level in the receiving chamber 122 reaches the overflow water level, and when the magnet does not leave the sensing region of the proximity switch, the on-off valve still opens the water inlet 1122 when the water level in the receiving chamber 122 does not reach the overflow water level.

Specifically, in this embodiment, the floating body 4244 includes a first floating split and a second floating split, the first floating split and the second floating split are arranged at an interval, the magnet is arranged between the first floating split and the second floating split, one end of the magnet is connected with the first floating split, the other end of the magnet is connected with the second floating split, and the first floating body 4244 and the second floating body 4244 may be made of foam or the like.

In this embodiment, the test device further includes a blocking portion, the blocking portion is disposed in the test chamber 412, and the floating body 4244 is blocked by the blocking portion, so as to prevent the floating body 4244 from moving out of the test chamber 412. In particular, the blocking portion may be a rubber stopper disposed within the testing chamber 412.

As shown in fig. 1 to fig. 2, on the basis of any of the above embodiments, the receiving apparatus further includes a guide 500 for guiding the floating member 424 to move in a height direction relative to the receiving cavity 122, the guide 500 is disposed in the testing cavity 412, and the floating member 424 is movably disposed on the guide 500, so that the moving direction of the floating member 424 can be limited by the guide 500, thereby preventing the floating member 424 from moving around and affecting the sensing accuracy of the sensing member 422. Specifically, the guide 500 may be a guide bar.

As shown in fig. 3 to 7, the water purifying apparatus further includes a water draining structure 10, the water draining structure 10 includes a water receiving member 300 and a connecting pipe 200, the water receiving member 300 is provided with a water receiving chamber and a water outlet 320 communicated with the water receiving chamber, the receiving member 100 is provided with a receiving chamber 122 and a water inlet 1122 communicated with the receiving chamber 122, one end of the connecting pipe 200 is communicated with the water outlet 320, the other end of the connecting pipe 200 is capable of being communicated with the water inlet 1122, and at this time, water in the water receiving member 300 can be received into the receiving chamber 122 through the connecting pipe 200.

Further, the circumferential side wall 104 of the container 100 is provided with a moving channel 112 for the connection pipe 200 to be inserted into, the moving channel 112 penetrates through the circumferential side wall 104 of the container 100 or the moving channel 112 extends to the middle of the container 100 along the axial direction from the circumferential side wall 104 of the container 100 to the container 100, the inner wall of the moving channel 112 is provided with a water inlet 1122 communicated with the container cavity 122, the other end groove of the connection pipe 200 is inserted into the moving channel 112, and the other end of the connection pipe 200 is set to be movable relative to the moving channel 112 so that the other end of the connection pipe 200 can be switched between a first state communicated with the water inlet 1122 and a second state moved out of the moving channel 112.

When the drainage structure 10 is used and the connection pipe 200 is inserted into the moving channel 112, one end of the connection pipe 200 may be communicated with the drainage port 320 of the water receiving member 300, and the other end of the connection pipe 200 is communicated with the water inlet 1122, at this time, water in the water receiving member 300 may be received in the receiving cavity 122 through the connection pipe 200; further, since the moving channel 112 is disposed on the circumferential side wall 104 of the container 100, and the moving channel 112 penetrates through the circumferential side wall 104 of the container 100 or the moving channel 112 extends to the middle of the container 100 along the axial direction from the circumferential side wall 104 of the container 100 to the container 100, when the container cavity 122 is full of water, the connecting pipe 200 can be moved out along the moving channel 112, and at this time, when the container 100 is moved away, no interference occurs between the connecting pipe 200 and the container 100, so that the container 100 can be smoothly moved away and the water in the container cavity 122 can be discharged, and the use is convenient.

Specifically, when the connection pipe 200 is in the first state, the other end of the connection pipe 200 may be communicated with the water inlet 1122 in such a manner that the other end of the connection pipe 200 is spaced apart from the water inlet 1122 and the other end of the connection pipe 200 faces the water inlet 1122, so that water discharged from the other end of the connection pipe 200 may enter the water inlet 1122 and the connection pipe 200 may freely move into or out of the moving channel 112 along the extending direction of the moving channel 112; or the area enclosed by the other end of the connecting pipe 200 is smaller than or equal to the area enclosed by the water inlet 1122, the other end of the connecting pipe 200 can abut against the bottom wall of the moving channel 112, when the connecting pipe 200 is in the first state, the other end of the connecting pipe 200 just moves into the area enclosed by the water inlet 1122, at this time, water discharged from the other end of the connecting pipe 200 can enter the water inlet 1122, and meanwhile, the connecting pipe 200 can freely move into or out of the moving channel 112 along the extending direction of the moving channel 112; of course, there may be other ways to communicate the other end of the connection pipe 200 with the water inlet 1122, but it is only necessary that the other end of the connection pipe 200 is communicated with the water inlet 1122 when the connection pipe 200 is in the first state, and the connection pipe 200 can be moved out of the moving passage 112 when the connection pipe 200 is in the second state.

As shown in fig. 7, further, in order to prevent other foreign matters from entering the receiving cavity 122 along the connecting pipe 200, in this embodiment, the drainage structure 10 further includes a filtering member 330, the water receiving member 300 includes a water receiving port 310 communicated with the water receiving cavity, the filtering member 330 is connected to a side wall of the water receiving member 300 at the water receiving port 310, and at this time, the foreign matters are blocked on the filtering member 330.

In particular, the filter 330 may be a filter screen.

Specifically, the moving channel 112 is a plug hole or a plug groove. When the moving passage 112 is a plug hole, the plug hole can be directly communicated with the receiving cavity 122, and the connecting pipe 200 directly extends into the receiving cavity 122 along the plug hole.

As shown in fig. 5, specifically, in the present embodiment, the receiving member 100 includes a receiving body 120 and a cover 110, the receiving body 120 is provided with a receiving cavity 122, the cover 110 is used for covering the receiving cavity 122, and the moving channel 112 is provided on the cover 110, so that the moving channel 112 is located at an end of the receiving body 120, which is convenient for the arrangement of the connecting pipeline 200, and the connecting pipeline 200 is not easily interfered with other components; in this embodiment, the moving channel 112 is a plug-in slot, and the connecting pipe 200 can be disposed along the height direction of the receiving member 100 and can move into or out of the plug-in slot along the axial direction from the circumferential side wall 104 of the receiving body 120 to the receiving body 120, so that the installation and the use are convenient.

As shown in fig. 5, specifically in this embodiment, the receiving member 100 includes a first end surface 102 and a second end surface that are oppositely disposed, and a circumferential sidewall 104 that is disposed between the first end surface 102 and the second end surface, and the first end surface 102 and the circumferential sidewall 104 are both recessed inward to form a moving channel 112; or the second end face and the circumferential side wall 104 are simultaneously recessed inward to form the moving channel 112, at this time, the moving channel 112 is an insertion groove, and the insertion groove is disposed on the end side face (the first end face 102 or the second end face) and the circumferential side wall 104 of the storage piece 100, the connecting pipe 200 may be disposed along the height direction of the storage piece 100, and may move into or out of the insertion groove along the axial direction from the circumferential side wall 104 of the storage piece 100 to the storage piece 100, compared with the case where the insertion hole is disposed on the circumferential side wall 104 of the storage piece 100, and the connecting pipe 200 is transversely disposed and inserted into or moved out of the insertion hole, the manner adopted in this embodiment is convenient and fast in installation and use. In this embodiment, the first end surface 102 is disposed on the cover 110.

Further, the cover 110 is detachably connected to the receiving body 120, so that water in the receiving cavity 122 can be conveniently discharged; specifically, the cover 110 and the receiving body 120 can be screwed or clamped.

As shown in fig. 6, in one embodiment, the receiving member 100 further includes a water guiding structure 130 for guiding water to the receiving cavity 122, an inlet of the water guiding structure 130 is communicated with the water inlet 1122, and an outlet of the water guiding structure 130 is disposed in the receiving cavity 122, so that water is more smoothly received into the receiving cavity 122 along the water inlet 1122 by the water guiding structure 130.

As shown in fig. 6, specifically in this embodiment, the water guiding structure 130 includes a guiding portion 132 and a water guiding pipe 134, the guiding portion 132 is provided with a channel, an inlet of the channel is communicated with the water inlet 1122, an outlet of the channel is communicated with an inlet of the water guiding pipe 134, and an outlet of the water guiding pipe 134 is disposed in the accommodating cavity 122, at this time, water of the water receiving member 300 is connected to the channel through the connecting pipe 200, guided to the water guiding pipe 134 through the channel, and then guided to the accommodating cavity 122 through the water guiding pipe; further, the cross-sectional area of passageway reduces to the direction of the export of passageway along the import of passageway gradually, and so, the passageway possesses the guide effect, is convenient for accomodating of water. Specifically, the water conduit 134 may be a tubular structure of pipe.

Specifically, the receiving member 100 may be a thick water tank in a water purifying apparatus.

Further, when the water in the water purifying apparatus is filtered by the filtering component (e.g., the reverse osmosis membrane component), the concentrated water is discharged through the concentrated water outlet, and in order to simultaneously collect the concentrated water and the water in the water receiving chamber into the receiving chamber 122, as shown in fig. 6, in this embodiment, the connection pipe 200 includes a water receiving pipe 210 and a three-way joint 220, one end of the water receiving pipe 210 is communicated with the water outlet 320, the other end of the water receiving pipe 210 is communicated with the first joint of the three-way joint 220, the second joint of the three-way joint 220 is used for being communicated with the concentrated water outlet of the water purifying apparatus, the third joint of the three-way joint 220 is inserted into the moving channel 112, the third joint of the three-way joint 220 is configured to be movable relative to the moving channel 112 so that the other end of the connection pipe 200 can be switched between the first state of being communicated with the water inlet 1122 and the second state of being moved out of the moving channel 112, at, the water in the water receiving cavity can enter the three-way joint 220 through the water receiving pipe 210 and the first joint, and then enter the accommodating cavity 122 through the third joint.

Specifically, the three-way joint 220 may be a T-shaped three-way joint 220, and the water receiving pipe 210 may be a PE (polyethylene, PE for short).

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A storage device, comprising:

the storage piece is provided with a storage cavity and a water inlet communicated with the storage cavity, and the storage cavity is communicated with a water outlet of the water purification equipment through the water inlet;

a water level monitoring unit for monitoring a water level of water in the receiving chamber; and

the switch valve is used for opening or closing the water inlet, and the switch valve is in communication connection with the water level monitoring unit so that the switch valve can open or close the water inlet according to the water level information monitored by the water level monitoring unit.

2. The containing device according to claim 1, wherein the water level monitoring unit comprises a water taking member and a water level monitor, the water taking member is disposed in the containing cavity, the water taking member comprises a testing cavity and a water taking port communicated with the testing cavity, the testing cavity is communicated with the containing cavity through the water taking port, the water level monitor is used for monitoring the water level of the water in the testing cavity, and the water level monitor is in communication connection with the switch valve.

3. The containing device of claim 2, wherein the water level monitor comprises a sensing part and a floating part, the floating part comprises a sensing part, the sensing part is used for monitoring position information of the sensing part, the floating part is arranged in the test cavity and moves relative to the test cavity when being set to be subjected to buoyancy, and the sensing part is in communication connection with the switch valve so that the switch valve can open or close the water inlet according to the position information of the sensing part.

4. The storage device of claim 3, wherein the sensing member is a proximity switch, the floating member includes a floating body, and the sensing portion is a magnet coupled to the floating body.

5. The storage device according to claim 4, wherein the floating body comprises a first floating split body and a second floating split body, the first floating split body and the second floating split body are arranged at intervals, the magnet is arranged between the first floating split body and the second floating split body, one end of the magnet is connected with the first floating split body, and the other end of the magnet is connected with the second floating split body.

6. The receiving device according to claim 3, further comprising a guide member for guiding the floating member to move in a height direction relative to the receiving chamber, the guide member being disposed in the test chamber, and the floating member being movably disposed in the guide member.

7. The receiving device according to any one of claims 1 to 6, wherein the receiving member is provided with a receiving cavity, and a circumferential side wall of the receiving member is provided with a moving channel for insertion of a connecting pipe, the moving channel penetrates through the circumferential side wall of the receiving member or extends to the middle of the receiving member along the axial direction from the circumferential side wall of the receiving member to the receiving member, and an inner wall of the moving channel is provided with a water inlet communicated with the receiving cavity.

8. The receiving device according to claim 7, wherein the receiving member comprises a first end surface and a second end surface which are oppositely arranged, and a circumferential side wall which is arranged between the first end surface and the second end surface, and the first end surface and the circumferential side wall are simultaneously inwards recessed to form the moving channel; or the second end face and the circumferential side wall are simultaneously inwardly concave to form the moving channel.

9. The storage device of claim 7, wherein the storage member further comprises a water guide structure for guiding water to the storage cavity, an inlet of the water guide structure is communicated with the water inlet, and an outlet of the water guide structure is disposed in the storage cavity.

10. A water purification apparatus, comprising the storage device of any one of claims 1 to 9.

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