WO2021057040A1

WO2021057040A1 - Water storage device, sanitary water supply device, and sanitary cleaning device

Info

Publication number: WO2021057040A1
Application number: PCT/CN2020/090768
Authority: WO
Inventors: 林孝发; 林孝山; 刘祖华; 林山; 徐衍新
Original assignee: 厦门科牧智能技术有限公司
Priority date: 2019-09-27
Filing date: 2020-05-18
Publication date: 2021-04-01

Abstract

Disclosed are a water storage device, a sanitary water supply device, and a sanitary cleaning device. The water storage device is arranged in a cleaning waterway of the sanitary cleaning device and comprises a water tank (1) used for storing cleaning water, and the water tank (1) is provided with a water inflow structure and a water outflow structure. The water storage device further comprises: a buoyancy mechanism, which is arranged in the water tank (1) and comprises a first buoyancy component (2), and a control switch, which is arranged at the top of the water tank (1). The first buoyancy component (2) of the buoyancy mechanism, when same has floated to a first position, is linked with the control switch to output a signal for controlling the water tank (1) to stop water inflow, the first buoyancy component (2), when same has lowered to a second position, is linked with the control switch (3) to output a signal for controlling the water tank (1) to carry out water inflow, and the first position is higher than the second position. The buoyancy mechanism matches with the control switch (3) to detect an upper limit water level and a lower limit water level of the water tank (1), such that not only can the water inflow condition of the water tank (1) be effectively controlled, and the cost is low, but also, a power-on and water-off water-electricity separation mode is used, such that same is safe to use.

Description

Water storage device, sanitary water supply device and sanitary cleaning device

Technical field

The present invention relates to the field of sanitary ware, in particular to a water storage device, a sanitary water supply device and a sanitary cleaning device.

Background technique

The water tank assembly of the existing sanitary cleaning device generally has a flow detector installed at the front end of the water tank water inlet, or a liquid level probe is inserted at a specific position of the water tank to detect whether the cleaning water reaches the upper limit of the water tank, so as to prevent the water tank from continuously entering the water and causing overflow And waste water resources.

However, the commonly used flow detectors are large in size, high in cost, and the price of the whole machine is high, resulting in insufficient market competitiveness; the water tank is inserted into the liquid level probe, because there is no separation of water and electricity, so there are functional parts damaged and electric shock caused by leakage. Security risks.

Summary of the invention

The purpose of the present invention is to provide a low-cost, safe-to-use water storage device, sanitary water supply device and sanitary cleaning device in view of the technical problems existing in the prior art.

The technical solution adopted by the present invention to solve its technical problem is: a water storage device, which is arranged in the cleaning waterway of the sanitary cleaning device, and includes a water tank for storing cleaning water, and the water tank is provided with a water inlet structure and a water outlet structure; Also includes:

A buoyancy mechanism, which is arranged in the water tank, and the buoyancy mechanism includes a first buoyancy component;

The control switch is located on the top of the water tank;

When the first buoyancy component of the buoyancy mechanism floats to the first position, the linkage control switch outputs a signal for controlling the water tank to stop water intake, and when the first buoyancy component falls to the second position, the linkage control switch output is used to control the water tank Water ingress signal; the first position is higher than the second position.

Further, the control switch is located outside the water tank; the top wall of the water tank is provided with an accommodation hole, and the top of the first buoyancy component is fitted to the accommodation hole.

Further, the top of the first buoyancy member is provided with a plurality of first claws, each of the first claws respectively includes a support arm and a barb provided on the top of the support arm, and the first buoyancy member is in the falling state, and each first pawl The barbs of a claw are respectively hung on the top edge of the accommodating hole; the side of the accommodating hole is provided with a plurality of accommodating grooves that are matched with the arms of the first claw one by one.

Further, the control switch is a micro switch, and when the first buoyancy member floats to the first position, the action reed of the micro switch is triggered, and when the first buoyancy member falls to the second position Release the action reed of the micro switch.

Further, the buoyancy mechanism further includes a control box with an open top, the control box is arranged in the water tank, and the first buoyancy component is arranged in the control box in a liftable manner; the control box is provided with a water inlet and outlet control structure The water inlet and outlet control structure controls the water inlet and outlet status of the control box according to the water level of the water tank, so that the water inlet and outlet time of the control box lags the water inlet and outlet time of the water tank.

Further, the bottom end of the control box is higher than the lower limit water level of the water tank, and the top end of the control box is lower than the upper limit water level of the water tank.

Further, the water inlet and outlet control structure is an orifice provided on the bottom wall or the bottom of the side wall of the control box, or the water inlet and outlet control structure includes a gasket mounted on the bottom wall of the control box An installation port is provided, and the gasket is provided with a slit connecting the control box and the water tank.

Further, the water inlet and outlet control structure includes a water outlet provided on the bottom wall of the control box and a second buoyancy member movably installed at the water outlet. When the second buoyancy member floats up, the water outlet is closed. When the two buoyancy components fall, the water outlet is opened.

Further, the outer bottom surface of the control box is provided with a sink groove, the water passage is provided at the bottom of the sink groove, and the groove bottom of the sink groove is provided with an annular water stop flange surrounding the water passage hole. The second buoyancy component cooperates to open or close the water passage.

Further, the top of the second buoyancy component is provided with a plurality of second claws distributed along its circumference, each of the second claws respectively includes a support arm and a barb provided on the top of the support arm, and the bottom wall of the control box is The water passage is provided with an annular chuck table extending toward the inside of the control box, and the second buoyancy member is in a falling state, and the barbs of each second jaw are respectively hung on the top edge of the annular chuck table.

Further, the second buoyancy component is a float.

Further, the water line of the first buoyancy component is flush with the lower limit water level of the water tank; the first buoyancy component is a hollow buoy with an open bottom, the water inlet structure is a water inlet, and the water outlet structure is At the water outlet, the water tank is also provided with an overflow structure.

Further, the water inlet structure of the water tank is connected with a water inlet solenoid valve, and the signal output by the control switch is used to control the opening or closing of the water inlet solenoid valve.

The present invention also provides a sanitary water supply device, including a heater, a water pump, and the above-mentioned water storage device of the present invention. The heater is used to heat the cleaning water from the water tank, and the water pump provides the transport of the cleaning water. power.

The present invention also provides a sanitary cleaning device, including a spraying device for spraying cleaning water, and further comprising the sanitary water supply device according to the present invention, and the spraying device is located at the side of the cleaning waterway where the sanitary water supply device is located. End.

Compared with the prior art, the present invention has the following beneficial effects:

1. The buoyancy mechanism cooperates with the control switch to detect the upper and lower limit water levels of the water tank, which not only can effectively control the water inlet situation of the water tank, but also has low cost. It also adopts the hydroelectric separation mode of power-on and water-off, which is safe to use.

2. The control switch is located outside the water tank, which can prevent the micro switch from contacting water, thereby completely realizing the separation of water and electricity, and further improving the safety of use.

3. The buoyancy mechanism also includes the control box and the water inlet and outlet control structure to strictly control the floating and falling states of the first buoyancy component, thereby accurately controlling the upper and lower limit water levels of the water tank.

The following describes the present invention in further detail with reference to the accompanying drawings and embodiments; however, a water storage device, a sanitary water supply device, and a sanitary cleaning device of the present invention are not limited to the embodiments.

Description of the drawings

Figure 1 is a schematic diagram of the three-dimensional structure of the water storage device of the present invention (a water-containing pump) in the first embodiment;

Figure 2 is an exploded schematic diagram of the water storage device of the present invention (a water-containing pump) in Embodiment 1;

Figure 3 is a cross-sectional view of the first embodiment of the water storage device of the present invention;

Figure 4 is a schematic diagram of the first embodiment of the water inlet state of the water storage device of the present invention (initial water inlet);

Figure 5 is a schematic diagram of the water inlet state of the water storage device of the present invention in the first embodiment (water submerges the bottom end of the control box);

Figure 6 is a schematic diagram of the third embodiment of the water inlet state of the water storage device of the present invention (water inlet from the orifice);

Figure 7 is a schematic diagram of the fourth embodiment of the water intake state of the water storage device of the present invention (the buoy floats up);

8 is a schematic diagram of the water inlet state of the water storage device of the present invention in the first embodiment (the water level of the control box is flush with the inside and outside);

Figure 9 is a schematic diagram of the water level drop of the water storage device of the present invention in the first embodiment (water out of the orifice);

Figure 10 is a schematic diagram of the water level drop of the water storage device of the present invention in the first embodiment (the buoy falls);

Figure 11 is an exploded schematic diagram of the buoyancy mechanism of the second embodiment of the present invention;

Figure 12 is a cross-sectional view of the second embodiment of the water storage device of the present invention;

Figure 13 is an exploded schematic diagram of the buoyancy mechanism of the present invention in the third embodiment;

Figure 14 is a cross-sectional view of the third embodiment of the water storage device of the present invention;

15 is a schematic diagram of the water inlet state of the water storage device of the present invention in the third embodiment (initial water inlet);

Figure 16 is the second embodiment of the second embodiment of the water inlet state of the water storage device of the present invention (the float starts to float);

Figure 17 is a third embodiment of the water storage device of the present invention, a schematic diagram of the third state of the water inlet (the water hole is closed);

Figure 18 is a third embodiment of the water storage device of the present invention, the water intake state schematic diagram four (floating float);

19 is a schematic diagram of the water inlet state of the water storage device of the present invention in the third embodiment (the water level of the control box is flush with the inside and outside);

20 is a schematic diagram of the water level drop of the water storage device of the present invention in the third embodiment (the water level of the water tank drops);

Figure 21 is the second embodiment of the second embodiment of the water level drop of the water storage device of the present invention (the water hole is opened and the buoy falls).

Figure 22 is a cross-sectional view of a water tank according to the fourth embodiment of the present invention;

Fig. 23 is a schematic diagram of water inlet in the water tank according to the fourth embodiment of the present invention;

24 is a schematic diagram of low liquid level detection in Embodiment 4 of the present invention;

Figure 25 is a cross-sectional view of Figure 24 or an embodiment;

FIG. 26 is a schematic diagram of high liquid level detection according to the fourth embodiment of the present invention; FIG.

Figure 27 is a cross-sectional view of Figure 26 or an embodiment.

detailed description

Example one

Please refer to Figures 1 to 10, a water storage device of the present invention is set in the cleaning water path of the sanitary cleaning device, and includes a water tank 1 for storing cleaning water. The water tank 1 is provided with a water inlet structure and a water outlet. Structure, the water inlet structure is specifically a water inlet provided at the bottom of the side wall of the water tank 1, and the water outlet structure is specifically a water outlet provided at the bottom of the side wall of the water tank 1, but is not limited to this. The water tank 1 is also provided with an overflow structure, and the overflow structure is specifically an overflow pipe 11. The water storage device of the present invention also includes:

A buoyancy mechanism, which is provided in the water tank 1, and the buoyancy mechanism includes a first buoyancy component;

The control switch is located on the top of the water tank 1;

When the first buoyancy component of the buoyancy mechanism floats to the first position, the linkage control switch outputs a signal for controlling the water tank 1 to stop water intake, and when the first buoyancy component falls to the second position, the linkage control switch output is used for control The water tank 1 is a signal; the first position is higher than the second position.

In this embodiment, the control switch is located outside the water tank 1; the top wall of the water tank 1 is provided with an accommodation hole 12, and the top of the first buoyancy component is fitted with the accommodation hole 12. A plurality of first claws 21 are provided on the top of the first buoyancy member. Each first claw 21 includes a support arm 211 and a barb 212 provided on the top of the support arm 211. The first buoyancy member is in the falling state, and The barbs 212 of each first pawl 21 are respectively hung on the top edge of the accommodating hole 12; the side of the accommodating hole 12 is provided with a plurality of accommodating arms 211 that are adapted to the first pawl 21 one by one.槽121。 Slot 121. In this way, on the one hand, the assembly of the first buoyancy component is more convenient, and on the other hand, the arm 211 can be used to cooperate with the receiving groove 121 to achieve the purpose of stopping the rotation of the first buoyancy component, so that the first buoyancy component can only move up and down.

In this embodiment, the control switch is a micro switch 3. When the first buoyancy member floats to the first position, the action reed 31 of the micro switch 3 is touched, and the first buoyancy member falls to the In the second position, the action reed 31 of the micro switch 3 is released. The first buoyancy component is a hollow buoy 2 with an open bottom end, but is not limited to this. In other embodiments, the first buoyancy component is a float or a floating ball, etc., and the shape of the control box is suitable for the shape of the buoy 2. Match. The water line of the pontoon 2 is flush with the lower limit water level 14 of the water tank 1. The top of the pontoon 2 is a pushing portion 22, the pushing portion 22 is used to activate the action reed 31 of the micro switch 3 and fits into the accommodation hole 12. The number of the first claws 21 is two, and the two first claws are located on opposite sides of the pushing portion 22.

In this embodiment, the buoyancy mechanism further includes a control box 6 with an open top. The control box 6 has a bottom wall and surrounding side walls. The control box 6 is arranged in the water tank 1 and the bottom end of the control box 6 is high. At the lower limit water level 14 of the water tank 1, the top end of the control box 6 is lower than the upper limit water level of the water tank 1. The first buoyancy component (ie, the buoy 2) is arranged in the control box 6 in a liftable manner. The control box 6 is provided with a water inlet and outlet control structure, which controls the water inlet and outlet status of the control box 6 according to the water level of the water tank 1, so that the inlet and outlet water of the control box 6 lag behind the inlet and outlet water of the water tank 1. The water inlet and outlet control structure is specifically an orifice 61 provided on the bottom wall of the control box 6.

In this embodiment, the water inlet structure of the water tank 1 (that is, the water inlet) is connected with a water inlet solenoid valve 4, and the signal output by the control switch (ie, the micro switch 3) is used to control the water inlet solenoid valve 4 Turn on or off. The water tank 1 is also equipped with a temperature sensor 7.

A water storage device of the present invention has a state before water intake as shown in Figure 3. At this time, the water tank 1 and the control box 6 have no water, the buoy 2 is in the second position, and the first jaws 21 of the buoy 2 The barbs 212 are respectively hung on the top edge of the accommodating hole 12 of the water tank 1. When water enters, the water inlet solenoid valve 4 connected to the water inlet of the water tank 1 is opened, and the water enters the water tank 1, as shown in FIG. 4. When the water level in the water tank 1 rises to below the bottom end of the control box 6, the throttle hole 61 at the bottom end of the control box 6 starts to enter water, as shown in FIG. 5. Since the water inlet speed of the orifice 61 is slow, the amount of water entering the control box 6 through the orifice 61 is small and is insufficient to cause the float 2 to float up. When the water level of the water tank 1 is below the top of the control box 6, the water of the water tank 1 gradually flows into the control box 6 from the top opening of the control box 6, so that the water level in the control box 6 gradually rises, as shown in Figure 6, when the control box 6 When the water level in 6 reaches a certain height, the buoy 2 starts to float, and when the buoy 2 rises to the first position, the action reed 31 of the micro switch 3 is pushed upward, as shown in FIG. 7. When the water level inside and outside the control box 6 is level, the buoy 2 floats in place, as shown in Figure 8. At this time, the micro switch 3 outputs a signal for controlling the water tank 1 to stop the water intake, so that the water inlet solenoid valve 4 is closed, and the water tank 1 stops. Water in.

When water is discharged, the water level of the water tank 1 drops. When the water level of the water tank 1 is lower than the bottom end of the control box 6, the water in the control box 6 starts to be discharged into the water tank 1 through the orifice 61, as shown in FIG. When the water level in the control box 6 drops to a certain height, the buoy 2 starts to fall and releases the action reed 31 of the micro switch 3, as shown in Figure 10, makes the micro switch 3 output for controlling the water inflow of the water tank 1. Signal, so that the water inlet solenoid valve 4 is opened, and the water tank 1 starts to enter water.

The water storage device of the present invention adopts the buoyancy mechanism and the micro switch 3 to realize the hydroelectric separation mode of power on and off the water, and can effectively control the water inflow of the water tank 1 with low cost and safe use.

Please refer to Figures 1 to 10, a sanitary water supply device of the present invention includes a heater (not shown in the figure), a water pump 5, and also includes the above-mentioned water storage device of the present invention. The washing water from the water tank 1 is heated, and the water pump 5 provides the transportation power of the washing water, so that the washing water entering the water tank 1 flows through the heater and is output. The water pump 5 is specifically fixed to the outside of the water tank 1 through a bracket 52, and the water inlet of the water pump 5 is connected to the water outlet of the water tank 1 through a water pipe 51. The heater is arranged on the downstream side of the water pump 5, but is not limited to this. In other embodiments, the heater is arranged between the water tank and the water pump.

A sanitary cleaning device of the present invention includes a spraying device for spraying cleaning water, and also includes the sanitary water supply device of the present invention, the spraying device is located at the end of the cleaning water path where the sanitary water supply device is located Specifically, the spray washing device is located on the downstream side of the heater.

Example two

Please refer to Figures 11 and 12. The difference between the water storage device of the present invention and the first embodiment is that the water inlet and outlet control structure includes a gasket 8, which is installed in the control box. 6. An installation port 62 is provided on the bottom wall, and the gasket 8 is provided with a slit 81 connecting the water tank 1 and the control box 6. The gasket 8 can be made of silica gel, but is not limited to this.

A water storage device of the present invention has the same water inlet and outlet states as in the first embodiment, and therefore, the second embodiment will not be further described.

Example three

Please refer to Figures 13-21. The difference between the water storage device of the present invention and the above-mentioned embodiments is that the water inlet and outlet control structure includes a water outlet 63 provided on the bottom wall of the control box 6 and a water storage device. The second buoyancy member movably installed at the water passage 63 will close the water passage 63 when the second buoyancy member floats up, and open the water passage 63 when the second buoyancy member falls.

In this embodiment, the outer bottom surface of the control box 6 is provided with a sink 64, the water passage 63 is provided at the bottom of the sink 64, and the bottom of the sink 64 is provided with an annular ring surrounding the water passing hole. The water stop flange 641 cooperates with the second buoyancy component to open or close the water passage 63. In this way, the sink groove 64 can be used to guide the vertical movement of the second buoyancy member.

In this embodiment, the second buoyancy component is specifically a float 9, but it is not limited to this. The top of the float 9 is provided with a number of second pawls 91 distributed along its circumference. Each second pawl 91 includes a support arm 911 and a barb 912 on the top of the support arm 911. The bottom wall of the control box 6 is located at the top of the float 9 The water outlet 63 is provided with an annular chuck 65 extending toward the water tank 1, and the second buoyancy member (that is, the float 9) is in a falling state, and the barbs 912 of each second jaw 91 are respectively hung on the annular chuck 65 top edge. The side wall of the annular clamping platform 65 is provided with a water passing hole 651, but it is not limited thereto.

A water storage device of the present invention, its state before water intake is shown in Figure 14. At this time, the water tank 1 and the control box 6 are dry, the float 2 is in the second position, and the second jaws 91 of the float 9 are The barbs 912 are respectively hung on the top edge of the ring card platform 65, and the water outlet 63 is in an open state. When water enters, the water inlet solenoid valve 4 connected to the water inlet of the water tank 1 is opened, and the water enters the water tank 1, as shown in FIG. 15. When the water level in the water tank 1 rises to below the bottom end of the control box 6, the float 9 starts to float and abuts against the annular water stop flange 641, thereby closing the water outlet 63, as shown in FIG. 16. When the water in the water tank 1 submerges the top of the control box 6, the water in the water tank 1 gradually flows into the control box 6 from the top opening of the control box 6, so that the water level in the control box 6 gradually rises, as shown in FIG. When the water level in the control box 6 reaches a certain height, the buoy 2 starts to float, and when the buoy 2 rises to the first position, the action reed 31 of the micro switch 3 is pushed upward, as shown in FIG. 18. When the water level inside and outside the control box 6 is level, the buoy 2 floats in place, as shown in Figure 19. At this time, the micro switch 3 outputs a signal for controlling the water tank 1 to stop the water intake, so that the water inlet solenoid valve 4 is closed, and the water tank 1 stops. Water in.

When the water is discharged, the water level of the water tank 1 drops. Before the water level of the water tank 1 drops to the lower limit water level 14, the float 9 remains floating and the water outlet 63 is kept closed. Therefore, the control box 6 is kept full, as shown in Figure 20 . When the water level of the water tank 1 drops to the lower limit water level 14, the float 9 starts to fall, thereby opening the water outlet 63, so that the water in the control box 6 starts to drain into the water tank 1 through the water outlet 63, and when the water level in the control box 6 drops When reaching a certain height, the pontoon 2 starts to fall and releases the action reed 31 of the micro switch 3, as shown in Figure 21, makes the micro switch 3 output a signal for controlling the water inflow of the water tank 1, so as to make the water inlet solenoid valve 4 is turned on, and water tank 1 starts to enter water.

In other embodiments, the buoyancy mechanism does not include the control box, but includes a guide member to guide the up and down movement of the first buoyancy member.

In other embodiments, the control switch is a Hall switch, and a magnet is provided on the first buoyancy component. When the first buoyancy component floats to the first position, the Hall switch senses the magnet and outputs it for control. The water tank stops the water intake signal. When the first buoyancy component drops to the second position, the Hall switch cannot sense the magnet, and outputs a signal for controlling the water intake of the water tank.

Embodiment four:

A water tank liquid level detection device, which is installed in the water tank body; further comprising: a buoyancy mechanism, which is arranged in the water tank;

The buoyancy mechanism communicates with the control switch to output first water level information when it floats to the first position, and the buoyancy mechanism communicates with the control switch to output second water level information when it falls to the second position; the first position is higher than the second position.

22-27, a water tank liquid level detection device is installed in the water tank body 10 and includes a connecting rod 20, a float 30, a magnetic induction switch, etc., and the buoyancy mechanism is a float 30. The water tank body 10 is used to store washing water, and is provided with a water inlet 15 or a water inlet pipe for water inlet; and a water outlet or water outlet pipe 16 for water outlet.

The connecting rod 20 is installed in the water tank body 10 and can be installed vertically. The top end is fixed to the top of the water tank body 10 and the bottom end is close to the bottom of the water tank body 10. The float 30 is slidably sleeved outside the connecting rod 20, and can be located at the bottom end under the action of gravity. The connecting rod 20 and the float 30 are in clearance fit to prevent the float from being blocked by impurities. Furthermore, a baffle 40 is provided at the bottom end of the connecting rod 20 to limit the float 30.

The magnetic induction switch is arranged on the connecting rod 20 and the float 30. The magnetic induction switch can be set to a normally open type. When the float 30 slides relative to the connecting rod 20 under the action of buoyancy and reaches the preset position, the magnetic induction switch is turned on and sends the corresponding liquid level information, which is the second position- -Low liquid level information or first position-high liquid level information, etc.

Specifically, the magnetic induction switch includes a reed switch and a magnetic member 35, the reed switch is installed in the connecting rod 20, and the magnetic member 35 is installed in the float 30. The magnetic member 35 is a magnet, which can be ring-shaped, arc-shaped or block-shaped. If it is block-shaped, a limit structure must be provided to prevent the float from rotating relative to the connecting rod. Preferably, the magnetic member 35 is located on the inner wall of the float 30 and is ring-shaped. The magnetic induction switch is not limited to the reed switch and the magnetic member 31, and can also be realized by a micro switch or the like.

In this embodiment, two dry reed switches are included. The first dry reed switch 25 is located near the top end of the connecting rod 20 and is used to send high liquid level information, and the second dry reed switch 26 is located near the bottom end of the connecting rod 20 and is used to send information. Low level information. The liquid level can be achieved by adjusting the position of the reed switch.

The present invention also provides a water tank water inlet mechanism, including a water tank body 10, a water inlet valve, and the above-mentioned water tank liquid level detection device. The water inlet valve is connected with the water inlet 15 of the water tank body 10 to control water inlet. The water inlet valve is controlled by the controller. The working principle of the water tank inlet is as follows:

When there is no water in the water tank or at a low water level, the float 30 is located at the lowest position under the action of gravity. Under the action of magnetic induction, it triggers the second dry reed switch 26 to turn on, and sends the second position information to the controller to control The device controls the water inlet valve to enter the water, the water level gradually rises, the float 30 also rises relative to the connecting rod 20 under the action of buoyancy, reaches the first dry reed switch 25, triggers the first dry reed switch 25 to turn on, and sends the first position information to Controller, the controller controls the water inlet valve to stop water inlet.

The foregoing embodiments are only used to further illustrate a water storage device, sanitary water supply device, and sanitary cleaning device of the present invention, but the present invention is not limited to the embodiments. Anything that is simple to the above embodiments based on the technical essence of the present invention Modifications, equivalent changes and modifications all fall within the protection scope of the technical solution of the present invention.

Industrial applicability

The invention discloses a water storage device, a sanitary water supply device and a sanitary cleaning device. The water storage device is arranged in the cleaning water path of the sanitary cleaning device and includes a water tank for storing cleaning water. The water tank is provided with a water inlet structure, The water outlet structure; further comprising: a buoyancy mechanism, which is arranged in the water tank, the buoyancy mechanism includes a first buoyancy component; a control switch, which is arranged on the top of the water tank; the first buoyancy component of the buoyancy mechanism is linked when it floats to the first position The control switch outputs a signal for controlling the water tank to stop the water entering, and the first buoyancy component is linked to the control switch to output a signal for controlling the water entering the water tank when the first buoyancy component falls to the second position; the first position is higher than the second position. The buoyancy mechanism cooperates with the control switch to detect the upper and lower limit water levels of the water tank, which not only can effectively control the water inlet situation of the water tank, but also has low cost. It also adopts the hydroelectric separation mode of power-on and water-off, which is safe to use and has industrial practicability.

Claims

A water storage device, which is arranged in the cleaning waterway of the sanitary cleaning device, includes a water tank for storing cleaning water, the water tank is provided with a water inlet structure and a water outlet structure; and is characterized in that it further includes:

A buoyancy mechanism, which is arranged in the water tank, and the buoyancy mechanism includes a first buoyancy component;

The control switch is located on the top of the water tank;

When the first buoyancy component of the buoyancy mechanism floats to the first position, the linkage control switch outputs a signal for controlling the water tank to stop water intake, and when the first buoyancy component falls to the second position, the linkage control switch output is used to control the water tank Water ingress signal; the first position is higher than the second position.
The water storage device according to claim 1, wherein the control switch is located outside the water tank; the top wall of the water tank is provided with an accommodation hole, and the top of the first buoyancy member is fitted with the accommodation hole.
The water storage device according to claim 2, wherein a plurality of first claws are provided on the top of the first buoyancy member, and each first claw respectively includes a support arm and a barb provided on the top of the support arm, so The first buoyancy member is in the falling state, and the barbs of each first pawl are respectively hung on the top edge of the accommodation hole; the side of the accommodation hole is provided with the arms of the first pawl one by one. Equipped with several holding slots.
The water storage device according to claim 1 or 2 or 3, wherein the control switch is a micro switch, and when the first buoyancy member floats to the first position, the action spring of the micro switch is triggered When the first buoyancy member drops to the second position, the action reed of the micro switch is released.
The water storage device according to claim 1, wherein the buoyancy mechanism further comprises a control box with an open top, the control box is arranged in the water tank, and the first buoyancy component is arranged in the control box so as to be liftable The control box is provided with a water inlet and outlet control structure, which controls the water inlet and outlet status of the control box according to the water level of the water tank, so that the water inlet and outlet time of the control box lags the water inlet and outlet time of the water tank.
The water storage device according to claim 5, wherein the bottom end of the control box is higher than the lower limit water level of the water tank, and the top end of the control box is lower than the upper limit water level of the water tank.
The water storage device according to claim 5 or 6, wherein the water inlet and outlet control structure is an orifice provided on the bottom wall or the bottom of the side wall of the control box, or the water inlet and outlet control structure comprises The gasket is installed in the installation opening provided on the bottom wall of the control box, and the gasket is provided with a slit connecting the control box and the water tank.
The water storage device according to claim 5 or 6, characterized in that: the water inlet and outlet control structure includes a water outlet provided on the bottom wall of the control box and a second buoyancy member movably installed at the water outlet. When the second buoyancy component floats up, the water passage is closed, and when the second buoyancy component falls, the water passage is opened.
The water storage device according to claim 8, characterized in that: the outer bottom surface of the control box is provided with a sink, the water passing port is provided at the bottom of the sink, and the bottom of the sink is provided with surrounding the The annular water-stop flange of the water-passing hole cooperates with the second buoyancy component to open or close the water-passing port.
The water storage device according to claim 8, characterized in that: the top of the second buoyancy member is provided with a plurality of second claws distributed along its circumference, and each of the second claws includes a support arm and a support arm provided on the support arm. The barb on the top, the bottom wall of the control box is provided with a ring-shaped chuck platform extending toward the inside of the control box at the water passage, the second buoyancy member is in the falling state, and the barbs of each second claw Hung on the top edge of the ring card table respectively.
8. The water storage device according to claim 8, wherein the second buoyancy component is a float.
The water storage device according to claim 1, wherein the water line of the first buoyancy component is flush with the lower limit water level of the water tank; the first buoyancy component is a hollow buoy with an open bottom end, and the The water inlet structure is a water inlet, the water outlet structure is a water outlet, and the water tank is also provided with an overflow structure.
The water storage device according to claim 1, wherein the water inlet structure of the water tank is connected with a water inlet solenoid valve, and the signal output by the control switch is used to control the opening or closing of the water inlet solenoid valve.
A sanitary water supply device, comprising a heater and a water pump, and is characterized in that it further comprises the water storage device according to any one of claims 1-12, and the heater is used to heat the washing water from the water tank. The water pump provides power for conveying cleaning water.
A sanitary washing device, comprising a spray washing device for spraying washing water, characterized in that it further comprises the sanitary water supply device according to claim 14, the spray washing device is located in the washing water path where the sanitary water supply device is located The end.
A water tank liquid level detection device is installed in the water tank body; it is characterized in that it further includes:

The buoyancy mechanism is set in the water tank;

The buoyancy mechanism communicates with the control switch to output first water level information when it floats to the first position, and the buoyancy mechanism communicates with the control switch to output second water level information when it falls to the second position; the first position is higher than the second position.
A water tank liquid level detection device according to claim 16, wherein the buoyancy mechanism is a float, further comprising a connecting rod and at least one magnetic induction switch; the connecting rod is installed in the water tank body, and the float is connected with the connecting rod. The rod is a slidable fit; the magnetic induction switch is arranged on the connecting rod and the float to send corresponding liquid level information when the float slides to a preset position.
A water tank liquid level detection device according to claim 17, wherein the magnetic induction switch comprises a reed switch and a magnetic part, the reed switch is installed in the connecting rod, and the magnetic part is installed in the connecting rod. Inside the float.
A water tank liquid level detection device according to claim 18, characterized in that it comprises two reed pipes, one said reed pipe is located near the top of said connecting rod, and the other said reed pipe is located at said The connecting rod is near the bottom end.
The water tank liquid level detection device according to claim 19, wherein the float is sleeved on one side of the connecting rod.