CN221980554U - Water tank assembly and water dispenser - Google Patents

Abstract

The utility model belongs to the technical field of water dispensers, and discloses a water tank assembly and a water dispenser. The water tank assembly includes a water tank and a filter mechanism. The water tank is provided with a water outlet connected to an inner cavity, and the inner cavity is used to accommodate liquid. The filter mechanism is detachably connected to the water tank and is arranged on the outside of the water outlet. The filter mechanism has a water inlet end and a water outlet end, and a filter element arranged between the water inlet end and the water outlet end. The water inlet end is connected to the water outlet, and the liquid can flow out from the water outlet end after passing through the filter element. The water tank assembly of the utility model can realize the rapid disassembly and assembly of the filter mechanism, and the liquid in the water tank can all flow out for use, avoiding pollution and waste. The disassembly and assembly process does not need to touch the inside of the water tank, and there is no cleaning dead corner in the inner cavity of the water tank. The water dispenser includes the above-mentioned water tank assembly, which can realize the rapid disassembly and assembly of the filter mechanism from the outside. The water tank is easy to clean and the liquid can all flow out, which improves the user experience.

Description

Water tank assembly and water dispenser

Technical Field

The utility model relates to the technical field of water dispensers, in particular to a water tank assembly and a water dispenser.

Background

The table-board water dispenser is an instant heating integrated machine for purifying water on a table, which integrates a water purifier, a water kettle and the water dispenser, can be installed without being placed at any indoor position, and is more and more popular with markets and consumers. Among them, the table-board water dispenser with a water tank is more widely concerned. In order to improve the drinking water quality, the table-board water dispenser often needs to be provided with a filtering unit, and the filtering unit is polluted and blocked after long-time use, and bacteria are easy to breed if the table-board water dispenser is not cleaned in time, so that the drinking water health of users is influenced.

The existing water dispenser generally installs the filtering unit at the water outlet inside the water tank, thus increasing the difficulty in replacing the filtering unit, requiring the hand or tool to extend into the water tank, in the process of disassembly and assembly, dirt in the filtering unit easily falls into the water tank, and the hand or tool easily touches the inner wall of the water tank, thereby polluting the water tank; moreover, the filter unit occupies a certain space, especially the direction of height in the water tank, so that water in the water tank cannot be completely used, users often need to pour out and reload water, drinking water is wasted, experience is poor, and the space position structure of the filter unit also causes a certain trouble for cleaning the water tank.

Disclosure of utility model

The utility model aims to provide a water tank assembly, which can realize quick assembly and disassembly of a filtering mechanism, liquid in a water tank can be completely discharged for use, pollution and waste are avoided, the assembly and disassembly process does not need to touch the inside of the water tank, and the inner cavity of the water tank is free from dead angles.

To achieve the purpose, the utility model adopts the following technical scheme:

Providing a water tank assembly comprising:

The water tank is provided with a water outlet communicated with an inner cavity, and the inner cavity is used for accommodating liquid;

The filtering mechanism is detachably connected to the water tank and arranged on the outer side of the water outlet, and is provided with a water inlet end, a water outlet end and a filtering piece arranged between the water inlet end and the water outlet end, the water inlet end is communicated with the water outlet, and liquid can flow out of the water outlet end after passing through the filtering piece.

As a preferable structure of the utility model, a first water guide cavity is arranged at the upstream of the filtering piece to form the water inlet end, the first water guide cavity is communicated with the water outlet, a second water guide cavity is arranged at the downstream of the filtering piece to form the water outlet end, the liquid before filtering is contained in the first water guide cavity, and the filtered liquid is contained in the second water guide cavity.

As a preferable structure of the utility model, the water guiding surface of the first water guiding cavity at least covers the water inlet end surface of the filter element; and/or, the water guide surface of the second water guide cavity at least covers the water outlet end surface of the filter element.

As a preferable structure of the utility model, the filtering mechanism further comprises a mounting housing, the mounting housing is connected to the water tank, the mounting housing is provided with a mounting cavity communicated with the water outlet, and the filtering piece is embedded in the mounting cavity so as to separate the mounting cavity into the first water guide cavity and the second water guide cavity.

As a preferable structure of the utility model, the installation casing comprises an installation sleeve and an end cover, the installation sleeve is fixedly connected to the water tank, the end cover is provided with a water guide port, and the end cover is detachably connected with the installation sleeve so that the second water guide cavity is communicated with the water guide port.

As a preferable structure of the utility model, the filter member comprises a filter shell and a filter element filled in the filter shell, a plurality of filter water inlets and a plurality of filter water outlets are respectively arranged at two ends of the filter shell, the first water guide cavity is communicated with the filter element through the filter water inlets, and the sum of the areas of the filter water inlets is not less than half of the area of the filter surface of the filter element.

As a preferable structure of the present utility model, the filter housing includes a filter cartridge and a filter cover detachably connected to each other, the filter water outlet is provided at the bottom of the filter cartridge, and the filter water inlet is provided on the filter cover; and/or the number of the groups of groups,

The filter housing of play water end is provided with the accommodation groove of indent, have convex knot hand piece in the accommodation groove, knot hand piece can hold.

As a preferable structure of the present utility model, the water tank assembly further includes a valve body mechanism detachably connected to the filtering mechanism, the valve body mechanism being for closing or opening the water outlet end.

As a preferable structure of the utility model, the water tank assembly further comprises a water tank support, the water tank support comprises a communication sleeve, a switch piece is arranged in the communication sleeve, a water outlet communication port is formed in the communication sleeve, the water tank is detachably connected to the water tank support, the filtering mechanism is connected to the communication sleeve, and the switch piece can trigger the valve body mechanism so that the water outlet end is communicated with the water outlet communication port.

Another object of the present utility model is to provide a water dispenser having a water tank assembly capable of realizing rapid disassembly and assembly of a filtering mechanism from the outside, the water tank being easy to clean and the liquid being able to flow out entirely, thereby improving the feeling of use for the user.

To achieve the purpose, the utility model adopts the following technical scheme:

The water dispenser comprises the water tank assembly and a shell assembly, and the water tank assembly is detachably connected with the shell assembly.

The utility model has the beneficial effects that:

The filter structure of the water tank assembly is arranged at the outer side of the water outlet of the water tank, so that the filter mechanism is convenient to disassemble, assemble and maintain from the outer side of the water tank, the filter mechanism works reliably, the risk of blocking pollution is avoided, and the health of drinking water of a user is ensured; the pollution caused by touching the inner wall of the water tank by hands or tools can be avoided in the process of disassembly and maintenance, and dirt of the filtering mechanism cannot fall into the water tank; moreover, the filtering mechanism does not occupy the space of the inner cavity, the space in the water tank is wide, no dead angle is cleaned, and the user can clean the inside of the water tank conveniently; the filtering mechanism is arranged on the outer side of the water tank, so that the liquid in the water tank can be completely discharged for use, and waste is avoided.

The water dispenser provided by the utility model comprises the water tank assembly, wherein the filter mechanism is arranged at the outer side of the water outlet of the water tank, so that the filter mechanism is convenient to disassemble, assemble and maintain from the outer side of the water tank, the inside of the water tank is good in cleanliness and easy to clean, the liquid outflow rate in the water tank is high, the accumulation waste is less, and the use feeling of a user is improved.

Drawings

Fig. 1 is a partial structural sectional view of a cistern assembly according to an embodiment of the present utility model;

Fig. 2 is a partial structural sectional view of a water tank assembly according to an embodiment of the present utility model;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 1;

FIG. 4 is an enlarged schematic view of the structure of portion B in FIG. 2;

Fig. 5 is a schematic view of a part of a structure of a water dispenser according to an embodiment of the present utility model.

In the figure:

1. a water tank; 11. an inner cavity; 12. a water outlet;

2. a filtering mechanism; 21. a filter; 211. a filter housing; 2111. filtering the water inlet hole; 2112. filtering the water outlet hole; 2113. a filter cartridge; 2114. a filter cover; 2115. a receiving groove; 2116. a clasp; 212. a filter element; 22. a mounting sleeve; 23. an end cap; 231. a water guide port; 24. a mounting cavity; 241. a first water guiding cavity; 242. a second water guiding cavity; 25. a seal ring;

3. A valve body mechanism; 31. a valve core; 32. an elastic member; 33. a first gasket;

4. A water tank bracket; 41. a communication sleeve; 411. a water outlet communication port; 42. a switch member; 43. a second gasket; 44. installing a screw; 5. a water guide pipe.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

As shown in fig. 1 to 4, the present embodiment provides a tank assembly including a tank 1 and a filter mechanism 2. The water tank 1 is provided with a water outlet 12 communicated with an inner cavity 11, the inner cavity 11 is used for containing liquid, and the water outlet 12 is arranged at any position of the water tank 1; in this embodiment, the liquid is potable water. The filtering mechanism 2 is detachably connected to the water tank 1 and is arranged outside the water outlet 12. The filter mechanism 2 is provided with a water inlet end and a water outlet end, and a filter piece 21 is arranged between the water inlet end and the water outlet end; the water inlet end is communicated with the water outlet 12, and the liquid can flow out from the water outlet end after passing through the filter element 21. The flowing liquid flows to the refrigerating structure or the heating structure under the power of the water pump, so that ice water or hot water is provided for a user.

According to the water tank assembly, the filtering mechanism 2 is arranged on the outer side of the water outlet 12 of the water tank 1, so that the filtering mechanism 2 can be conveniently disassembled and maintained from the outer side of the water tank 1, the filtering mechanism 2 works reliably, the risk of blocking and pollution is avoided, and the drinking water health of a user is ensured; the pollution caused by touching the inner wall of the water tank 1 by hands or tools can be avoided in the process of disassembly and maintenance, and the dirt of the filtering mechanism 2 cannot fall into the water tank 1; besides, the filtering mechanism 2 does not occupy the space of the inner cavity 11, so that the liquid in the water tank 1 can be completely discharged for use, the waste of the space in the water tank 1 is avoided, no dead angle is cleaned, and the user can clean the inside of the water tank 1 conveniently.

The filter 21 includes, but is not limited to, filtration processes using activated carbon filtration, RO reverse osmosis, membrane separation ultrafiltration, and the like, and the present embodiment is not limited thereto.

In one embodiment, a first water guiding cavity 241 is disposed at the upstream of the filter element 21 to form a water inlet end, the first water guiding cavity 241 is communicated with the water outlet 12, and a second water guiding cavity 242 is disposed at the downstream of the filter element 21 to form a water outlet end; the liquid before filtration is contained in the first water guide chamber 241, and the liquid after filtration is contained in the second water guide chamber 242. The first water guiding cavity 241 is communicated with the water outlet 12 to guide the liquid in the water tank 1, so that the liquid gradually enters the filter element 21, and the filtered liquid enters the second water guiding cavity 242 and flows out through the water guiding opening 231. The first water guide cavity 241 and the second water guide cavity 242 respectively provide buffer spaces for liquid before filtration and liquid after filtration, thereby improving the filtration efficiency.

In one embodiment, the water guiding surface of the first water guiding cavity 241 at least covers the water inlet end surface of the filter element 21; that is, the cross-sectional area of the first water guiding chamber 241 is larger than that of the filter member 21, so that the first water guiding chamber 241 can be ensured to provide sufficient liquid before filtration, and the reduction of the cross-sectional area can increase the liquid pressure and the lifting flow rate when the liquid before filtration enters the filter member 21 with a slightly smaller water inlet end surface, thereby improving the filtering effect.

In an embodiment, the water guiding surface of the second water guiding cavity 242 at least covers the water outlet end surface of the filter element 21, that is, the cross-sectional area of the filter element 21 is larger than the cross-sectional area of the second water guiding cavity 242, so that the filtered liquid can be ensured to enter the second water guiding cavity 242 quickly, and the filtered liquid cannot be accumulated in the filter element 21 to affect the filtering efficiency.

In one embodiment, the filtering mechanism 2 further includes a mounting housing, which is connected to the water tank 1, and has a mounting cavity 24 that communicates with the water outlet 12, and the filtering element 21 is embedded in the mounting cavity 24, so that the mounting cavity 24 is divided into a first water guide cavity 241 and a second water guide cavity 242. By installing the housing, the installation of the filter 21 is facilitated.

Specifically, in one embodiment, the water outlet 12 is provided at the bottom of the water tank 1. The installation housing comprises an installation sleeve 22 and an end cover 23, the installation sleeve 22 is fixedly connected to the bottom of the water tank 1, the end cover 23 is provided with a water guide opening 231, and the end cover 23 is detachably connected with the installation sleeve 22 so that the second water guide cavity 242 is communicated with the water guide opening 231. The filter element 21 is detachably connected to the mounting sleeve 22 and is disposed in the mounting cavity 24, and the end cap 23 is detachably connected to the mounting sleeve 22 to block the other end of the mounting cavity 24. The mounting sleeve 22 provides mounting protection for the filter element 21, the filter element 21 being mounted in the mounting sleeve 22, the mounting sleeve 22 being removable by opening the end cap 23. Optionally, the end cover 23 and the mounting sleeve 22 are connected through threads, and ribs are arranged on the outer side of the end cover 23, so that the hand-held friction force is increased, and the end cover 23 is convenient for a user to rotate.

The cross-sectional shapes of the mounting sleeve 22 and the end cap 23 may be circular, square, etc., and are not limited to the drawings of the present embodiment.

In an embodiment, the filtering mechanism 2 is provided with at least one sealing ring 25, the sealing ring 25 is sleeved outside the filtering piece 21 and is disposed between the mounting sleeve 22 and the filtering piece 21, and the sealing ring 25 is used for sealing and isolating the first water guide cavity 241 and the second water guide cavity 242. In this embodiment, the filtering mechanism 2 is provided with two sealing rings 25, the two sealing rings 25 are respectively sleeved on the upstream and the downstream of the filtering piece 21, and the sealing rings 25 not only can seal and isolate the first water guide cavity 241 and the second water guide cavity 242, so as to ensure that the liquid must pass through the filtering piece 21 to finish filtering; moreover, since the seal ring 25 is provided, the filter member 21 can be fitted to the inner wall of the mounting sleeve 22, maintaining the stability of the position by interference fit.

In one embodiment, the filter member 21 includes a filter housing 211 and a filter element 212 filled in the filter housing 211, wherein a plurality of filter water inlet holes 2111 and a plurality of filter water outlet holes 2112 are respectively provided at two ends of the filter housing 211, and the filter water inlet holes 2111, the filter element 212 and the filter water outlet holes 2112 form a plurality of water channels. The first water guide chamber 241 communicates with the filter element 212 through the filter water inlet holes 2111, and the sum of the areas of the plurality of filter water inlet holes 2111 is not less than half the area of the filter surface of the filter element 212, so that the filter water inlet holes 2111 do not form a hindrance to the flow of liquid.

In this embodiment, the filter element 212 is activated carbon, which is a highly porous material with a large surface area to provide a large number of attachment points for impurities, and the liquid flows through the water channel, which attaches to the activated carbon, thereby achieving a filtering effect.

Specifically, the filter housing 211 includes a filter cylinder 2113 and a filter cover 2114 detachably connected to each other, a filter outlet 2112 is provided at the bottom of the filter cylinder 2113, a filter inlet 2111 is provided at the filter cover 2114, replacement of the filter element 212 can be achieved by the detachable filter cylinder 2113 and the filter cover 2114, and the filter housing 211 is reusable.

In one embodiment, the filter housing 211 at the water outlet end is provided with a concave accommodating groove 2115, and a protruding handle member 2116 is provided in the accommodating groove 2115, and the handle member 2116 can be held by hand. When the filter element 21 needs to be replaced and detached, the filter element 21 can be quickly taken out of the mounting sleeve 22 by extending the filter element 21 into the accommodating groove 2115 by hand or using a tool and fastening the fastening element 2116, so that the operation is convenient. Preferably, the edges of the clasp parts 2116 are provided with chamfers to avoid snagging. The specific shape of the clasp hand 2116 is not limited in this embodiment.

In one embodiment, the water tank assembly further comprises a valve body mechanism 3, the valve body mechanism 3 is detachably connected to the filtering mechanism 2, the valve body mechanism 3 is used for closing or opening the water outlet end, and whether filtered liquid flows out or not is controlled through the valve body mechanism 3.

Specifically, the water tank assembly further comprises a water tank support 4, the water tank support 4 comprises a communication sleeve 41, a switch piece 42 is arranged in the communication sleeve 41, a water outlet communication port 411 is formed in the communication sleeve 41, the water outlet communication port 411 is communicated with a water guide pipe 5, and the water guide pipe 5 is communicated with a water suction pump. The water tank 1 is detachably connected to the water tank bracket 4, the filtering mechanism 2 is connected to the communication sleeve 41, and the switch member 42 can trigger the valve body mechanism 3 so that the water outlet end is communicated with the water outlet communication port 411. Specifically, in the present embodiment, the switch member 42 is a protruding block protruding from the bottom of the cavity of the communication sleeve 41.

The valve body mechanism 3 includes a valve element 31 and an elastic member 32, the valve element 31 is capable of reciprocating to close or open the water outlet end, the elastic member 32 always has a tendency to drive the valve element 31 to move toward the water outlet end to close the water outlet end, and the switch member 42 is capable of abutting the valve element 31 to enable the valve element 31 to act. In this embodiment, the end of the valve core 31 extends through the water guide opening 231 of the end cover 23 to be located in the second water guide cavity 242, and the elastic member 32 adopts a tension spring, and under the action of the elastic member 32, the end of the valve core 31 is abutted against the end cover 23 to close the water guide opening 231. When the filtering mechanism 2 is placed in the communication sleeve 41, the protruding switch member 42 can jack up the valve core 31 to open the water guide port 231, and the filtered liquid in the second water guide cavity 242 can flow out through the water guide port 231. At this time, it means that the water tank 1 is installed in place, and filtered liquid can be supplied. As shown in fig. 4, the arrows in the figure indicate the direction of water flow.

Correspondingly, when the water tank 1 is taken down, the filtering mechanism 2 is separated from the water tank bracket 4, and the valve core 31 is pulled to reset under the action of the elastic reset force of the elastic piece 32, so that the valve core is tightly attached to the end cover 23 to seal the water guide port 231, and the outflow of liquid is avoided.

Optionally, to maintain sealing performance, the end of the valve core 31 is provided with a first sealing gasket 33, and the first sealing gasket 33 can be attached to the upper surface of the end cover 23, so as to increase sealing performance between the valve core 31 and the end cover 23.

Further, a second sealing gasket 43 is further arranged between the communication sleeve 41 and the valve body mechanism 3, as shown in fig. 4, so that filtered liquid is ensured to flow out only through the water guide pipe 5, and water leakage at the joint of the communication sleeve 41 and the valve body mechanism 3 is avoided. Meanwhile, the tank bracket 4 further includes a mounting screw 44, and the mounting screw 44 is threaded through the communication sleeve 41 to connect the valve body mechanism 3, maintaining connection reliability between the valve body mechanism 3 and the communication sleeve 41.

The embodiment of the utility model also provides a water dispenser, as shown in fig. 5, which comprises the water tank assembly, and further comprises a shell assembly, wherein the water tank assembly is detachably connected with the shell assembly. The water tank assembly of the water dispenser has the filtering mechanism 2 arranged on the outer side of the water outlet 12 of the water tank 1, so that the filtering mechanism 2 is convenient to disassemble, assemble and maintain from the outer side of the water tank 1, the inside of the water tank 1 is good in cleanliness and easy to clean, the liquid outflow rate in the water tank 1 is high, the accumulation waste is less, and the use feeling of a user is improved.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. The water tank subassembly, its characterized in that includes:

The water tank (1), the water tank (1) is provided with a water outlet (12) communicated with an inner cavity (11), and the inner cavity (11) is used for containing liquid;

The water tank is characterized by comprising a filtering mechanism (2), wherein the filtering mechanism (2) is detachably connected to the water tank (1) and is arranged on the outer side of the water outlet (12), the filtering mechanism (2) is provided with a water inlet end, a water outlet end and a filtering piece (21) arranged between the water inlet end and the water outlet end, the water inlet end is communicated with the water outlet (12), and liquid can flow out from the water outlet end after passing through the filtering piece (21).

2. The water tank assembly according to claim 1, characterized in that a first water guiding cavity (241) is arranged at the upstream of the filtering piece (21) to form the water inlet end, the first water guiding cavity (241) is communicated with the water outlet (12), a second water guiding cavity (242) is arranged at the downstream of the filtering piece (21) to form the water outlet end, the liquid before filtering is contained in the first water guiding cavity (241), and the liquid after filtering is contained in the second water guiding cavity (242).

3. The tank assembly according to claim 2, characterized in that the water guiding surface of the first water guiding chamber (241) covers at least the water inlet end surface of the filter element (21); and/or the water guiding surface of the second water guiding cavity (242) at least covers the water outlet end surface of the filter element (21).

4. The water tank assembly according to claim 2, wherein the filter mechanism (2) further comprises a mounting housing connected to the water tank (1), the mounting housing having a mounting cavity (24) communicating with the water outlet (12), the filter member (21) being embedded in the mounting cavity (24) such that the mounting cavity (24) is divided into the first water guide cavity (241) and the second water guide cavity (242).

5. The water tank assembly according to claim 4, wherein the mounting housing comprises a mounting sleeve (22) and an end cap (23), the mounting sleeve (22) being fixedly connected to the water tank (1), the end cap (23) being provided with a water guide opening (231), the end cap (23) being detachably connected to the mounting sleeve (22) such that the second water guide chamber (242) communicates with the water guide opening (231).

6. The water tank assembly according to claim 2, wherein the filter member (21) comprises a filter housing (211) and a filter element (212) filled in the filter housing (211), a plurality of filter water inlet holes (2111) and a plurality of filter water outlet holes (2112) are respectively arranged at two ends of the filter housing (211), the first water guide cavity (241) is communicated with the filter element (212) through the filter water inlet holes (2111), and the sum of the areas of the plurality of filter water inlet holes (2111) is not less than half of the area of a filter surface of the filter element (212).

7. The water tank assembly of claim 6, wherein the filter housing (211) includes a filter cartridge (2113) and a filter cap (2114) detachably connected to each other, the filter outlet (2112) is provided at a bottom of the filter cartridge (2113), and the filter inlet (2111) is provided on the filter cap (2114); and/or the number of the groups of groups,

The filtering shell (211) of the water outlet end is provided with a concave accommodating groove (2115), a convex buckling piece (2116) is arranged in the accommodating groove (2115), and the buckling piece (2116) can be held by hand.

8. The water tank assembly according to claim 1, further comprising a valve body mechanism (3), the valve body mechanism (3) being detachably connected to the filter mechanism (2), the valve body mechanism (3) being adapted to close or open the outlet end.

9. The water tank assembly according to claim 8, further comprising a water tank support (4), wherein the water tank support (4) comprises a communication sleeve (41), a switch member (42) is arranged in the communication sleeve (41), a water outlet communication port (411) is formed in the communication sleeve (41), the water tank (1) is detachably connected to the water tank support (4), the filtering mechanism (2) is connected to the communication sleeve (41), and the switch member (42) can trigger the valve body mechanism (3) so that the water outlet end is communicated with the water outlet communication port (411).

10. A water dispenser comprising a water tank assembly according to any one of claims 1 to 9, the water dispenser further comprising a housing assembly, the water tank assembly being detachably connected to the housing assembly.