CN214548935U - Water dispenser water inlet device and water dispenser - Google Patents

Abstract

The utility model provides a water dispenser water inlet device and water dispenser, water dispenser water inlet device includes the shell, the control valve, first float switch and first control circuit board, the shell has and holds the chamber, the bottom of shell is provided with first connecting portion, the control valve sets up in holding the intracavity, the play water end of control valve is provided with the outlet pipe, the play water end of outlet pipe stretches out to holding outside the chamber and being located the bottom department of shell, first float switch is installed on the shell, the floater of first float switch is located and holds outside the chamber and being located the bottom department of shell, first control circuit board sets up in holding the intracavity, first control circuit board is connected with the control valve, first float switch electricity respectively, water dispenser water inlet device can realize carrying out automatic water supply to the water dispenser; the water dispenser is provided with the water dispenser water inlet device, and the water dispenser can be matched with an external water purifier or a water purifier to realize automatic water adding, so that the operations of water adding, water changing and the like are not required to be carried out by a user, and the water dispenser is more convenient to use.

Description

Water dispenser water inlet device and water dispenser

Technical Field

The utility model relates to the technical field of water dispensers, in particular to a water dispenser water inlet device and a water dispenser provided with the same.

Background

At present, the water supply modes of the water dispenser on the market mainly comprise the following two modes:

first, the water dispenser is supplied with water by using barreled water, and the water supply method has the following disadvantages: when the water in the barreled water is used up, a user needs to replace the barreled water by himself, but the weight of the barreled water on the market is generally heavier, so that old people, children and women are difficult to replace the barreled water, and in addition, the water supply mode is easy to cause the situation that no water is available because the replaced barreled water is not purchased in time;

secondly, the water dispenser supplies water for the water dispenser from the water distribution and storage barrel, and the water supply mode has the following defects: the water storage barrel is required to be periodically supplemented with tap water or direct drinking water, the capacity of the water storage barrel is generally small, the long-term use is very troublesome, particularly, the water storage barrel needs to be frequently added with water under the condition of large water consumption, and in addition, the water source is easily polluted in the water adding process.

Disclosure of Invention

In order to solve the above problems, the main object of the present invention is to provide a water inlet device of a water dispenser for automatically supplying water to the water dispenser.

The utility model also aims to provide a water dispenser provided with the water inlet device of the water dispenser.

In order to realize the utility model discloses a main objective, the utility model provides a water dispenser water installations, wherein, which comprises an outer shell, a control valve, a float switch and a control circuit board, the shell has and holds the chamber, the bottom of shell is provided with first connecting portion, the control valve setting is holding the intracavity, the play water end of control valve is provided with the outlet pipe, the play water end of outlet pipe stretches out to holding the bottom department that the chamber was outer and be located the shell, a float switch installs on the shell, the floater of a float switch is located and holds the bottom department that the chamber was outer and be located the shell, a control circuit board sets up and is holding the intracavity, a control circuit board respectively with the control valve, a float switch electricity is connected.

Therefore, when the water inlet device of the water dispenser is used, the water inlet device is arranged on the connecting seat of the water dispenser, and the water inlet end of the control valve is connected with the water outlet end of an external water purifier through the connecting pipe, so that the water purifier or the water purifier can supply water to the water dispenser through the control valve; the first float switch is used for detecting the water level condition in the water storage cavity of the connecting seat, so that when the water amount in the water storage cavity is lower than a first set water level, a first detection signal is sent to the first control circuit board, the first control circuit board controls the control valve to be switched to a conducting state, and then the water purifier or the water purifier supplies water into the water storage cavity; when the water quantity in the water storage cavity exceeds a second preset water level, the second float switch sends a second detection signal to the first control circuit board, so that the first control circuit board controls the control valve to be switched to a cut-off state, and then the water supply of the water purifier to the water storage cavity is cut off. The utility model discloses a structural design to water dispenser water installations for water dispenser water intake installation can replace the clever seat of current water dispenser, with the water supply mode to the water dispenser that changes, and then realizes carrying out automatic water supply to the water dispenser.

Preferably, the control valve is an electric valve or an electromagnetic valve.

Therefore, the type of the control valve can be selected and adjusted according to the design requirements, the use requirements, the assembly requirements and other conditions of the water inlet device of the water dispenser.

Another preferred scheme is that, the shell includes casing and bottom plate, and the casing has and holds the chamber, and first connecting portion set up in the uncovered department that holds the chamber, and the bottom plate is connected with casing detachably, and the bottom plate lid closes the uncovered department that holds the chamber, is provided with first through-hole and second through-hole on the bottom plate, and the play water end of outlet pipe stretches out from first through-hole and holds the chamber, and first float switch installs in the second through-hole, and control valve and first control circuit board are all encapsulated between the bottom and the bottom plate that hold the chamber.

Therefore, the structural design makes the assembly and maintenance of the water inlet device of the water dispenser simpler and more convenient, and the shell is convenient to manufacture and process.

In a further aspect, the housing further includes a seal member, the seal member being adjacent between the housing and the base plate.

It is from top to bottom visible, the setting of sealing member can prevent in the space that infiltration casing and bottom plate in the retaining intracavity enclose, and then plays the guard action to electronic component such as control valve, first control circuit board.

The further scheme is that the holding cavity is internally provided with a plurality of connecting columns, the connecting columns extend towards the opening of the holding cavity from the bottom of the holding cavity, the bottom plate is detachably connected with the connecting columns, the first control circuit board is installed at the bottom of the holding cavity, and the control valve is installed on the bottom plate.

It is thus clear that above-mentioned structural design makes the dismouting between shell and the bottom plate more convenient, still is convenient for carry out the dismouting to first control circuit board and control valve simultaneously.

Still further, the first connecting portion comprises a plurality of projections, and the plurality of projections are distributed along the circumferential direction of the shell.

From top to bottom, set first connecting portion to the lug for the lug can carry out the block with the draw-in groove of the uncovered department of retaining chamber and be connected, thereby realizes the quick assembly disassembly between water dispenser water installations and the connecting seat, and guarantees the reliability of being connected between water dispenser water installations and the connecting seat.

The further scheme is that a circle of limiting baffle is further arranged on the peripheral wall of the shell and located at the opening of the containing cavity, a containing position is formed between the limiting baffle and the shell in a surrounding mode, and the protruding block is located in the containing position.

Therefore, the arrangement of the limiting baffle can improve the overall aesthetic property of the assembled water inlet device of the water dispenser and the water dispenser, and can further guide and limit the assembly between the water inlet device of the water dispenser and the connecting seat.

According to a further scheme, the water inlet device of the water dispenser further comprises a power adapter, and a wire connector of the power adapter is detachably connected with a power interface of the first control circuit board.

Therefore, the power adapter is used for transforming and rectifying the mains supply to form stable voltage and current, and then outputting the stable voltage and current to the electronic elements such as the first control circuit board, the control valve and the like, so that the water inlet device of the water dispenser can work stably and reliably.

In order to realize the utility model discloses a further purpose, the utility model provides a water dispenser, the test platform comprises a support, second float switch and second control circuit board, the frame has the connecting seat, the connecting seat has the retaining chamber, the uncovered department in retaining chamber is provided with the second connecting portion, the bottom in retaining chamber is provided with out the water interface, second float switch installs in the bottom in retaining chamber, the floater of second float switch is located the retaining intracavity, second control circuit board is connected with second float switch electricity, wherein, water dispenser still includes foretell water dispenser water installations, water dispenser water installations is connected with connecting seat detachably, the shell lid closes on the uncovered in retaining chamber, first connecting portion are connected with the cooperation of second connecting portion, the play water end and the retaining chamber intercommunication of outlet pipe, and first float switch's floater is located the retaining intracavity.

Therefore, the water dispenser provided with the water inlet device of the water dispenser can be matched with an external water purifier or water purifier to realize automatic water adding, so that the user does not need to add water, change water and other operations, the use of the water dispenser is more convenient, and the probability of polluted water sources in the water adding process is reduced.

The water dispenser further comprises a smart seat, a third connecting part is arranged on the smart seat, the smart seat is detachably connected with the connecting seat, the second connecting part is connected with the third connecting part in a matched mode, and the connecting seat is connected with one of the water inlet device of the water dispenser and the smart seat.

Therefore, the intelligent seat is added to the water dispenser, so that a user can supply water for the water dispenser through the intelligent seat and barreled water according to the self requirement, or supply water for the water dispenser through a water inlet device of the water dispenser and the water purifier (or water purifier), the application range of the water dispenser is further improved, and the experience of the user is enhanced.

Drawings

Fig. 1 is a structural diagram of an embodiment of the water dispenser of the present invention.

Fig. 2 is a first exploded view of the embodiment of the water dispenser of the present invention.

Fig. 3 is a sectional view of the embodiment of the water dispenser of the present invention.

Fig. 4 is an exploded view of the water inlet device of the water dispenser of the embodiment of the present invention with some components omitted.

Fig. 5 is a structural diagram of a shell of the embodiment of the water dispenser of the utility model.

Fig. 6 is a sectional view of the embodiment of the water dispenser of the present invention.

Fig. 7 is a partial view of the embodiment of the water dispenser of the present invention with some components omitted.

Fig. 8 is a structural diagram of the water dispenser of the present invention with some components omitted.

Fig. 9 is a second exploded view of the embodiment of the water dispenser of the present invention.

The present invention will be further explained with reference to the drawings and examples.

Detailed Description

The embodiment of the water dispenser comprises:

referring to fig. 1 to 3, the water dispenser 100 includes a water inlet device 10, a base 6, a second float switch 7, a body 8, and a water pan 91. The water inlet device 10 of the water dispenser is detachably connected with the base 6, and the water inlet device 10 of the water dispenser can be used for being connected with an external water purifier or water purifier so as to be matched with the external water purifier or water purifier to realize automatic water supply of the water dispenser 100.

Referring to fig. 4 to 6, the water inlet device 10 of the water dispenser includes a housing 1, a control valve 2, a first float switch 3, a first standard size and a power adapter 5. The housing 11 is substantially stepped shaft-shaped, the housing 1 has an accommodating cavity 111, and a first connecting portion 112 is provided at the bottom of the housing 1. Specifically, the housing 1 includes a case 11, a bottom plate 12 and a sealing member 13, the accommodating cavity 111 and the first connecting portion 112 are formed on the case 11, and the first connecting portion 112 is located at an opening of the accommodating cavity 111. In the present embodiment, the first connection portion 112 includes a plurality of bumps, and the plurality of bumps are uniformly distributed along the circumferential direction of the housing 11.

A connecting column 113, a limiting plate 114, a second connecting column 115 and a supporting plate are arranged in the accommodating cavity 111 of the shell 11. The connecting columns 113 are preferably two or more, and the two or more connecting columns 113 are distributed along the circumferential direction of the accommodating cavity 111, and the connecting columns 113 extend from the bottom of the accommodating cavity 111 toward the opening of the accommodating cavity 111. The number of the limiting plates 114 is two, and the two limiting plates 114 are arranged in parallel, so that the two limiting plates 114 and the limiting plates 114 are arranged from the bottom of the accommodating cavity 111 toward the opening of the accommodating cavity 111, and in the axial direction of the connecting column 113, the height of the limiting plates 114 is smaller than that of the connecting part. The number of the second connecting columns 115 is preferably two, the second connecting columns 115 are arranged from the bottom of the accommodating cavity 111 to the opening of the accommodating cavity 111, the second connecting columns 115 are parallel to the first connecting columns 113, and in the axial direction of the first connecting columns 113, the height of the second connecting columns 115 is smaller than that of the limiting plate 114. The number of the supporting columns 116 is preferably two, the supporting columns 116 are arranged from the bottom of the accommodating cavity 111 to the opening of the accommodating cavity 111, the supporting columns 116 are parallel to the second connecting columns 115, and the height of the supporting columns 116 is equal to the height of the second connecting columns 115 in the axial direction of the first connecting columns 113. The two limiting plates 114, the two second connecting columns 115 and the two supporting columns 116 are matched to form a circuit board mounting position in an enclosing mode, the first control circuit board 4 is arranged in the circuit board mounting position, the first control circuit board 4 is fixedly connected with the second connecting columns 115 through bolts, and the first control circuit board 4 is adjacent to the supporting columns 116.

In addition, a power line hole 117 and a pipe hole 118 are formed in the side wall of the housing 11, the power line hole 117 is disposed at the power interface 41 of the first control circuit board 4, and the power line hole 117 is preferably disposed opposite to the power interface 41, so that a plug of the power adapter 5 can penetrate into the accommodating cavity 111 through the power line hole 117 and is electrically connected with the power interface 41, thereby enabling the power adapter 5 to supply power to the first control circuit board 4. The power adapter 5 can transform and rectify the mains supply to form stable voltage and current, and then outputs the stable voltage and current to power elements such as the first control circuit board 4 and the control valve 2, so that the water inlet device 10 of the water dispenser can work stably and reliably.

In addition, a circle of limit baffle 19 is further arranged on the outer peripheral wall of the shell 11, the limit baffle 19 extends along the circumferential direction of the shell 11, and the limit baffle 19 is located at the opening of the accommodating cavity 111. A containing position 1191 is defined between the limiting baffle 19 and the outer peripheral wall of the housing 11, the plurality of bumps of the first connecting portion 112 are located in the containing position 1191, and the containing position 1191 can contain a part of the connecting seat 61 of the machine base 6. The arrangement of the limit baffle plate 19 can not only improve the overall aesthetic property of the assembled water dispenser water inlet device 10 and the assembled water dispenser 100, but also further guide and limit the assembly between the water dispenser water inlet device 10 and the connecting seat 61 of the base 6.

The bottom plate 12 is detachably connected to the housing 11, and the bottom plate 12 covers the opening of the accommodating cavity 111 and is disposed close to the opening of the accommodating cavity 111. Specifically, the base plate 12 is connected to a plurality of connection posts 113 of the housing 11 by bolts to fix the base plate 12 at the opening of the housing 11. The bottom plate 12 is substantially a disk, a first through hole 121 and a second through hole are disposed on the bottom plate 12, and both the first through hole 121 and the second through hole penetrate through the bottom plate 12.

Preferably, the circumferential wall of the bottom plate 12 is provided with a ring-shaped groove 122, and the sealing member 13 is a sealing ring which is embedded in the ring-shaped groove 122. When the base plate 12 is fixed to the housing 11, the sealing ring abuts between the bottom of the annular groove 122 and the wall of the accommodating chamber 111 of the housing 11. The setting of pressing promptly of the glazery can prevent that the water in the water storage cavity 611 of connecting seat 61 from permeating the space that casing 11 and bottom plate 12 enclose, and then plays the guard action to electronic components such as control valve 2 and first control circuit board 4.

The control valve 2 is fixedly installed on the bottom plate 12, the control valve 2 is located in a space enclosed by the accommodating cavity 111 and the bottom plate 12, and the control valve 2 is electrically connected with the first control circuit board 4. The water inlet end of the control valve 2 can be connected with the water outlet end of an external water purifier or water purifier, so that the water purifier or water purifier can supply water to the water dispenser 100 through the control valve 2. The water outlet end of the control valve 2 is provided with a water outlet pipe 21, the water outlet pipe 21 extends out of the accommodating cavity 111 through the first through hole 121 on the first bottom plate 12, and the water outlet end of the water outlet pipe 21 is located at the bottom of the housing 1. The pipe hole 118 on the housing 11 is disposed over against the water inlet end of the control valve 2, so that a water supply pipe connected to an external water purifier or water purifier can be butted with the water inlet end of the control valve 2 after passing through the pipe hole 118. The control valve 2 may be an electric valve or an electromagnetic valve.

The first float switch 3 is installed in the second through hole of the bottom plate 12, and the float 31 of the first float switch 3 is located outside the accommodating cavity 111 and at the bottom of the housing 1. The first float switch 3 is electrically connected with the first control circuit board 4, so that the first control circuit board 4 controls the control valve 2 to be switched to a conducting state or a cut-off state according to a detection signal sent by the first float switch 3.

As shown in fig. 2 and 3, the base 6 has a connection seat 61, the connection seat 61 has a water storage cavity 611, and the connection seat 61 is provided with a second connection portion 612 at an opening of the water storage cavity 611 for being connected with the first connection portion 112 of the housing 11 in a matching manner, in this embodiment, the second connection portion 612 includes a plurality of clamping grooves, the plurality of clamping grooves are uniformly distributed along the circumferential direction of the water storage cavity 611, and the clamping grooves are preferably in an L-shaped configuration, and inlets of the clamping grooves are formed at the top of the connection seat 61. When the shell 11 is connected with the connecting seat 61, the shell 11 covers the opening of the water storage cavity 611 of the connecting seat 61, and the first bump on the shell 11 is clamped in the first clamping groove on the connecting seat 61, at this time, the top of the connecting seat 61 and the clamping groove are both positioned in the accommodating position 1191 defined by the limiting baffle 19 and the outer peripheral wall of the shell 11, and when the water dispenser water inlet device 10 is installed on the connecting seat 61 of the base 6, the water outlet end of the water outlet pipe 21 connected with the control valve 2 is communicated with the water storage cavity 611 of the connecting seat 61, so that the water supplied by the water purifier or water purifier can flow into the water storage cavity 611; and, the float ball 31 of the first float switch 3 is located in the water storage cavity 611 of the connecting seat 61 to detect the water level condition in the water storage cavity 611 and feed back to the first control circuit board 4. In addition, the bottom of the water storage cavity 611 of the connecting seat 61 is provided with a water outlet port 613 communicated with the water storage cavity 611, and the water outlet port 613 is connected with the machine body 8, so that the machine body 8 can pump the water in the water storage cavity 611 to the water outlet end of the machine body and discharge the water to the water dispenser 100.

The second float switch 7 is installed at the bottom of the water storage cavity 611 of the connecting seat 61 and electrically connected to the second control circuit board 82 disposed in the body 8, and the float 71 of the second float switch 7 is located in the water storage cavity 611. The second float switch 7 is used for detecting whether the water in the water storage cavity 611 is deficient or not and feeding back the water to the second control circuit board 82, so that when the water amount in the water storage cavity 611 is sufficient, the float 71 of the second float switch 7 floats to the trigger position, the second control circuit board 82 obtains a third detection signal, and the second control circuit board 82 controls the water dispenser 100 to normally operate; when the water level in the water storage cavity 611 is lower than the safe water level, the floating ball 71 of the second floating ball switch 7 sinks to the lower limit position, so that the second control circuit board 82 obtains the fourth detection signal, thereby controlling the water dispenser 100 to stop working to ensure safety. Among them, the second control circuit board 82 is preferably provided in the body 8.

Referring to fig. 7 and 8, the body 8 is further provided with a water pump 81, a heating element 83, a water outlet nozzle assembly 84, an inlet water temperature sensor 85 and an outlet water temperature sensor. Wherein, water pump 81, heat-generating body 83, temperature sensor 85 of intaking and play water temperature sensor are connected with second control circuit board 82 electricity respectively, and second control circuit board 82 is connected with the power cord electricity, and fuselage 8 can acquire the power that the electric wire netting provided through the power cord.

The water inlet end of the water pump 81 is connected to the water outlet 613 of the water storage cavity 611 through the first connection pipe 811, the water outlet end of the water pump 81 is connected to the water inlet end of the heating element 83 through the second connection pipe 812, and the water outlet end of the heating element 83 is connected to the water inlet end of the water outlet nozzle assembly 84 through the third connection pipe 831. The water pump 81 can pump the water in the water storage cavity 611 to the water outlet nozzle assembly 84, so that the water in the water storage cavity 611 is delivered out of the machine body 8 through the water outlet nozzle assembly 84, and when the water flows through the heating body 83, the heating body 83 can heat the water instantly. Wherein, the first connecting pipe 811 is provided with a one-way valve 813, and the one-way valve 813 is used for preventing the water in the heating element 83 from flowing backwards to the water storage cavity 611, so as to avoid dry burning of the heating element 83.

The inlet water temperature sensor 85 is disposed on the second connection pipe 812, and the inlet water temperature sensor 85 is configured to detect the inlet water temperature and feed back the detection result to the second control circuit board 82. The outlet temperature sensor is disposed on the third connecting pipe 831 and preferably adjacent to the outlet end of the heating element 83, and is configured to detect the outlet temperature of the outlet end of the heating element 83 and feed back the detection result to the second control circuit board 82.

In addition, a key touch pad 86 is disposed on the upper portion of the main body 8, and the key touch pad 86 is electrically connected to the second control circuit board 82. The key touch pad 86 has a water temperature button, a water output button and a display screen, wherein the water temperature button is used for setting the water temperature of the water dispenser 100, the water output button is used for setting the single water storage capacity of the water dispenser 100, and the display screen can be used for displaying the currently set water temperature or water storage capacity.

Further, the base 6 is provided with a placement blocking position 62 under the water outlet nozzle assembly 84, the placement blocking position 62 is detachably provided with a water receiving tray 91, and the water receiving tray 91 is used for recovering a small amount of water spilled, overflowed, leaked or dumped when a user uses the water dispenser 100, so as to avoid polluting the surrounding environment of the water dispenser 100. As shown in fig. 2, the water pan 91 includes a pan body 911 and a cover body 912, an opening of the recovery chamber of the pan body 911 is disposed opposite to the water outlet nozzle assembly 84, and the cover body 912 covers the opening of the recovery chamber and is detachably connected to the pan body 911. Wherein, the cover body 912 is provided with a plurality of water through grooves 9121, so that the water spilled, overflowed, leaked or dumped in the process of using the water dispenser 100 can flow into the water recovery cavity of the tray body 911 through the water through grooves 9121 for recovery.

Furthermore, with reference to fig. 9, the water dispenser 100 may further be provided with a smart seat 92, wherein the smart seat 92 is provided with a third connecting portion, the third connecting portion preferably also includes a plurality of bumps uniformly distributed along the circumference of the smart seat 92, and the smart seat 92 may be used to replace or replace the water inlet device 10 of the water dispenser, that is, the connecting seat 61 of the base 6 may be connected to one of the water inlet device 10 of the water dispenser and the smart seat 92 to supply water to the water dispenser 100 in different manners. When the smart seat 92 is mounted on the connecting seat 61, the main body of the smart seat 92 is located in the water storage cavity 611, and a projection on the smart seat 92 is engaged with a slot on the connecting seat 61. By additionally arranging the smart seat 92 for the water dispenser 100, a user can select to supply water for the water dispenser 100 through the smart seat 92 and barreled water according to the self requirement, or supply water for the water dispenser 100 through the water inlet device 10 of the water dispenser and the water purifier (or water purifier), so that the application range of the water dispenser 100 is further expanded, and the experience of the user is enhanced.

The following brief description is provided for the water supply mode of the water inlet device 10 of the water dispenser:

when the water inlet device 10 of the water dispenser is used for supplying water to the water dispenser 100, the water inlet device is mounted on the connecting seat 61 of the water dispenser 100, and the water inlet end of the control valve 2 is connected with the water outlet end of an external water purifier or water purifier through a connecting pipe, so that the water purifier or water purifier can supply water to the water dispenser 100 through the control valve 2. The first float switch 3 is used for detecting the water level condition in the water storage cavity 611 of the connecting seat 61 so as to be in

When the water amount in the water storage cavity 611 is lower than a first set water level, the floating ball 31 of the first floating ball switch 3 sinks to a lower limit position, and at the moment, the first floating ball switch 3 sends a first detection signal to the first control circuit board 4, so that the first control circuit board 4 controls the control valve 2 to be switched to a conducting state, and the water purifier or the water purifier supplies water to the water storage cavity 611; when the water amount in the water storage cavity 611 exceeds a second preset water level, the floating ball 31 of the first floating ball switch 3 floats to the trigger position, and at the moment, the first floating ball switch 3 sends a second detection signal to the first control circuit board 4, so that the first control circuit board 4 controls the control valve 2 to be switched to a cut-off state, and the water supply of the water purifier to the water storage cavity 611 is cut off.

In summary, the utility model, through the structural design of the water inlet device of the water dispenser, the water inlet device of the water dispenser can replace the smart seat of the existing water dispenser to change the water supply mode of the water dispenser, thereby realizing the automatic water supply of the water dispenser; the water dispenser provided with the water inlet device of the water dispenser can be matched with an external water purifier or a water purifier to realize automatic water adding, so that the operations of water adding, water changing and the like are not required to be carried out by a user, the water dispenser is more practical and convenient, and the probability of polluted water in the water adding process is reduced.

Finally, it should be emphasized that the above-described embodiments are merely preferred examples of the present invention, and are not intended to limit the invention, as those skilled in the art will appreciate that various changes and modifications may be made, and any and all modifications, equivalents, and improvements made, while remaining within the spirit and principles of the present invention, are intended to be included within the scope of the present invention.

Claims (10)

1. Water inlet device of water dispenser, its characterized in that includes:

the shell is provided with a containing cavity, and a first connecting part is arranged at the bottom of the shell;

the control valve is arranged in the containing cavity, a water outlet pipe is arranged at the water outlet end of the control valve, and the water outlet end of the water outlet pipe extends out of the containing cavity and is positioned at the bottom of the shell;

a first float switch mounted on the housing, a float of the first float switch being located outside the receiving cavity and at a bottom of the housing;

the first control circuit board is arranged in the accommodating cavity and is electrically connected with the control valve and the first float switch respectively.

2. The water inlet device of the water dispenser according to claim 1, characterized in that:

the control valve is an electric valve or an electromagnetic valve.

3. The water inlet device of the water dispenser according to claim 1, characterized in that:

the housing includes:

the shell is provided with the accommodating cavity, and the first connecting part is arranged at an opening of the accommodating cavity;

the bottom plate, the bottom plate with casing detachably connects, the bottom plate lid closes hold the uncovered department in chamber, be provided with first through-hole and second through-hole on the bottom plate, the play water end of outlet pipe certainly first through-hole stretches out hold the chamber, first float switch installs in the second through-hole, the control valve with first control circuit board all encapsulated hold the bottom in chamber with between the bottom plate.

4. The water inlet device of the water dispenser of claim 3, characterized in that:

the housing further includes a seal member that abuts between the housing and the base plate.

5. The water inlet device of the water dispenser of claim 3, characterized in that:

a plurality of connecting columns are arranged in the accommodating cavity, the connecting columns extend from the bottom of the accommodating cavity to the opening of the accommodating cavity, and the bottom plate is detachably connected with the connecting columns;

the first control circuit board is installed at the bottom of the accommodating cavity, and the control valve is installed on the bottom plate.

6. The water inlet device of the water dispenser of claim 3, characterized in that:

the first connecting portion comprises a plurality of bumps, and the bumps are distributed along the circumferential direction of the shell.

7. The water inlet device of the water dispenser of claim 6, characterized in that:

still be provided with round limit baffle on the periphery wall of casing, limit baffle is located hold the uncovered department in chamber, limit baffle with enclose into one between the casing and hold the position, the lug is located hold in the position.

8. The water inlet device of the water dispenser according to any one of the claims 1 to 7, characterized in that:

the water inlet device of the water dispenser further comprises a power adapter, and an electric wire connector of the power adapter is detachably connected with the power interface of the first control circuit board.

9. A water dispenser comprises

The water storage device comprises a base, a water storage cavity and a water outlet connector, wherein the base is provided with a connecting seat, the connecting seat is provided with the water storage cavity, a second connecting part is arranged at an opening of the water storage cavity, and the bottom of the water storage cavity is provided with the water outlet connector;

the second float switch is installed at the bottom of the water storage cavity, and a float ball of the second float switch is positioned in the water storage cavity;

the second control circuit board is electrically connected with the second float switch;

the method is characterized in that:

the water dispenser also comprises a water inlet device of the water dispenser as claimed in any one of the claims 1 to 8, the water inlet device of the water dispenser is detachably connected with the connecting seat, the shell covers the opening of the water storage cavity, the first connecting part is matched and connected with the second connecting part, the water outlet end of the water outlet pipe is communicated with the water storage cavity, and the floating ball of the first floating ball switch is positioned in the water storage cavity.

10. The water dispenser of claim 9, wherein:

the water dispenser further comprises a smart seat, a third connecting portion is arranged on the smart seat, the smart seat is detachably connected with the connecting seat, the second connecting portion is connected with the third connecting portion in a matched mode, and the connecting seat is connected with the water inlet device of the water dispenser and one of the smart seats.

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