CN114837265B - Multifunctional integrated drainer, self-cleaning bathtub and control method of multifunctional integrated drainer - Google Patents

Abstract

A multifunctional integrated drainer, a self-cleaning bathtub and a control method thereof, comprising a main body, wherein the main body is provided with a water outlet and a water drainage channel, and the water drainage channel is communicated between the water outlet and a water storage device, and the multifunctional integrated drainer is characterized in that: the device also comprises an injection assembly, a rotary driving assembly, a first control valve, a second control valve and a main control box; the injection assembly is arranged in a penetrating manner in a lifting manner and can rotationally penetrate through the main body and is provided with an injection passage; the first control valve is communicated with the injection channel to control the opening or closing of the water outlet of the injection channel; the rotary driving assembly is connected with the spraying assembly to drive the spraying assembly to rotate so as to realize clean water outlet; the second control valve is connected with the water outlet to control the opening or closing of the water outlet; the main control box is connected with and controls the rotary driving assembly, the first control valve and the second control valve to work. The application adopts a modularized structure, is convenient to install, has simple integral structure and is simple to operate.

Description

Multifunctional integrated drainer, self-cleaning bathtub and control method of multifunctional integrated drainer

Technical Field

The application relates to the field of kitchens and bathrooms, in particular to a multifunctional integrated drainer, a self-cleaning bathtub and a control method thereof.

Background

At present, most users can wash the bathtub by using the shower head before using the bathtub, and wash dust, scale and the like on the surface of the bathtub. After the bath is finished, some users can wash the bath after the bath is drained, so that the soapy water or bath water is prevented from being adhered to the surface of the bath. However, since the drain time is several minutes, some users may not wait, and often forget to wash the bath, the surface of the bowl becomes dirty and darkens over time. At present, some bathtub cleaning brushes or other external cleaning equipment are mainly used for cleaning the surface of a bathtub in the market, a user is required to clean the surface of the bathtub by using a shower head firstly, then the cleaning brush is used for further cleaning the surface of the bathtub, and the external parts are required to be stored in a space, so that the bathtub cleaning brush is easy to lose, inconvenient to clean and operate and the like.

There are also some self-cleaning bathtubs on the market, and a plurality of cleaning nozzle assemblies are installed on the inner wall of the bathtub, wherein the cleaning nozzle assemblies comprise nozzles and a rotary driving assembly, and the nozzles are connected and driven to rotate by a certain angle through the rotary driving assembly so as to output a cleaning water curtain. Due to the limitation of the ejection distance, there is a problem in that a plurality of ejection heads need to be installed, and the cost is relatively high. The spray head is arranged at the bottom of the cylinder body, is mutually independent with the water inlet device and the drainer, realizes the respective corresponding functions, has multiple parts and insufficient functional integration, and is not attractive in color value and inconvenient to install.

Disclosure of Invention

The application mainly aims to overcome the defect that a drainer in the prior art can only realize water inlet, water drainage and water overflow functions, and provides a multifunctional integrated drainer, a self-cleaning bathtub and a control method thereof.

The application adopts the following technical scheme:

the utility model provides a multi-functional integrated drainer installs in water storage device, includes the main part, and this main part is equipped with outlet and drainage channel, and this drainage channel communicates between outlet and water storage device, its characterized in that: the device also comprises an injection assembly, a rotary driving assembly, a first control valve, a second control valve and a main control box; the injection assembly can be arranged in a penetrating way in a lifting way and in a rotatable way, and is provided with an injection channel; the first control valve is communicated with the injection channel to control the opening or closing of the water outlet of the injection channel to the water storage device so as to realize common water outlet; the rotary driving assembly is connected with the spraying assembly to drive the spraying assembly to rotate when the spraying channel is out of water so as to realize cleaning of the water storage device; the second control valve is connected with the water outlet to control the opening or closing of the water outlet; the main control box is connected with and controls the rotary driving assembly, the first control valve and the second control valve to work so as to integrate drainage, common water outlet and clean water outlet.

Preferably, the water draining device further comprises a water draining cover, wherein the main body is provided with a mounting groove, and the mounting groove is provided with a water inlet; the drainage cover is arranged at the top of the mounting groove and is provided with a through hole, the injection assembly penetrates through the through hole and is positioned in the mounting groove, and an injection channel of the injection assembly is communicated with the water inlet; the drain passage is formed between the outer periphery of the spray assembly and the inner wall of the mounting groove.

Preferably, an inclined wall is further provided between the drain opening and the mounting groove, and is inclined downward along the mounting groove to the drain opening.

Preferably, the injection assembly comprises an injection tube, a fixed sleeve and a first elastic member; the fixing sleeve is fixed in the main body; the injection pipe is slidably and rotatably arranged in the fixed sleeve in a penetrating way, the injection pipe is internally provided with the injection channel, the side part of the injection pipe is provided with at least one injection hole, the injection hole has an included angle with the central line of the injection pipe and can be pushed by water flow to rise to be exposed out of the fixed sleeve, the bottom of the injection pipe is also provided with at least one water inlet, and the injection channel is communicated between the injection hole and the water inlet; the first elastic piece is propped between the inner side of the fixed sleeve and the bottom end of the injection pipe so as to drive the injection pipe to descend to the injection hole to be hidden in the fixed sleeve when the injection pipe does not discharge water.

Preferably, the spray pipe comprises a spray head and a support pipe, the spray head is fixed at the top of the support pipe and is provided with the spray hole, and the bottom of the support pipe is provided with the water inlet; the spray assembly further comprises a guide sleeve and a limiting ring, wherein the guide sleeve is fixedly sleeved between the fixed sleeve and the spray head, and the limiting ring is sleeved outside the support tube and abuts against the bottom end of the guide sleeve; the first elastic piece is stretched and propped between the limiting ring and the bottom end of the support tube.

Preferably, the rotary driving assembly comprises a motor, a gear set and a rotary shaft, wherein the rotary shaft is rotatably arranged in the main body, one end of the rotary shaft is inserted into the injection assembly and is fixed relative to the injection assembly in the circumferential direction, an output shaft of the gear set is fixedly connected with the other end of the rotary shaft, and the motor is in transmission connection with an input shaft of the gear set.

Preferably, the main body is provided with a first accommodating cavity and a second accommodating cavity; the motor is arranged in the first accommodating cavity, and the gear set is arranged in the second accommodating cavity; the other end of the rotating shaft is inserted into the first accommodating cavity and fixedly connected with the output shaft of the gear set.

Preferably, the device further comprises a mixing device, a first communication pipeline, a second communication pipeline and a third communication pipeline, wherein one end of the first communication pipeline is communicated with the injection channel of the injection assembly, and the other end of the first communication pipeline is connected with the first water outlet end of the first control valve; one end of the second communicating pipeline is communicated with the injection channel of the injection assembly, the other end of the second communicating pipeline is communicated with the mixed liquid outlet of the mixing device, the water inlet of the mixing device is connected with one end of the third communicating pipeline, and the other end of the third communicating pipeline is connected with the second water outlet end of the first control valve; the first control valve is communicated with the first communication pipeline or the third communication pipeline to realize the switching of common water outlet or clean water outlet.

Preferably, the mixing device comprises a liquid adding main body and a venturi tube, the venturi tube is provided with the water inlet, the mixed liquid outlet and a liquid inlet, and a one-way valve is arranged in the liquid inlet; the liquid feeding main body is fixedly connected with the venturi tube and is provided with a liquid feeding cavity, the bottom of the liquid feeding cavity is provided with a communication interface to be communicated with a liquid inlet, the top of the liquid feeding cavity is provided with a liquid feeding opening, and a sealing cover is detachably sleeved on the liquid feeding opening.

Preferably, the water storage device further comprises at least one water level sensor which is arranged on the side wall of the water storage device and is distributed on the same water level height line at intervals; the main control box is connected with the water level sensor to control the opening of the water drainage according to the water level information so as to realize overflow drainage.

The utility model provides a self-cleaning bathtub, includes bathtub body, its characterized in that: the multifunctional integrated drainer and the cover plate group are detachably laid on the top surface of the bathtub body to form a closed cavity inside; the multifunctional integrated drainer is arranged at the bottom of the bathtub body.

A control method of a self-cleaning bathtub is characterized in that: the self-cleaning bathtub adopts the following control mode:

when the water storage function is started, the main control box firstly controls the first control valve to act to start the spraying channel to discharge water, and controls the rotary driving assembly to drive the spraying assembly to rotate so as to clean the closed cavity by cleaning the discharged water, and simultaneously controls the second control valve to act to start water discharge; after cleaning, controlling the second control valve to act to close the water discharge and controlling the first control valve to act to open the injection channel to discharge water;

when the water draining function is started, the main control box firstly controls the second control valve to start water draining, and simultaneously controls the first control valve to start the spraying channel to discharge water after water draining is finished or after water draining is finished, and simultaneously controls the rotation driving assembly to drive the spraying assembly to rotate so as to clean the sealed cavity.

As can be seen from the above description of the present application, compared with the prior art, the present application has the following advantages:

1. in the application, a main body is additionally provided with an injection assembly, a rotary driving assembly, a first control valve, a second control valve and a main control box; the first control valve is used for controlling the opening or closing of the water outlet of the injection channel to the water storage device so as to realize common water outlet; the rotary driving assembly drives the spraying assembly to rotate when the spraying channel discharges water so as to realize clean water discharge; the second control valve is used for controlling the opening or closing of the water discharge, the main control box is used for connecting and controlling the rotary driving assembly, the first control valve and the second control valve to work so as to integrate water discharge, common water discharge and clean water discharge, and the water discharge device adopts a modularized structure, so that the water discharge device is convenient to install, simple in integral structure and easy to operate.

2. In the application, the main body is provided with a mounting groove, the drain cover is arranged at the top of the mounting groove and is provided with a through hole, the spraying component passes through the through hole and is positioned in the mounting groove, and the spraying channel of the spraying component is communicated with the water inlet; the drainage channel is formed between the injection assembly and the mounting groove, namely, the drainage channel and the injection channel are two channels which are mutually independent, so that the problems of a backflow water inlet and water leakage are avoided, and secondary pollution caused by hair or other sundries in the drainage process can be avoided; and an inclined wall is further arranged between the water outlet and the mounting groove, so that the drainage flow speed in the drainage process is ensured, and residual water is avoided.

3. In the application, the injection assembly is provided with the fixed sleeve and the first elastic piece, the injection pipe is slidably arranged on the fixed sleeve in a penetrating way, the side part of the injection pipe is provided with at least one injection hole, the injection hole and the central line of the injection pipe form an included angle, namely, the injection hole is of an inclined structure, and water flowing out of the injection hole due to accumulated water pollution is avoided; the injection pipe can be pushed by water flow to rise to be exposed to the fixed sleeve, so that water can be conveniently injected, or the injection pipe is driven by the first elastic piece to descend to the injection hole to be hidden in the fixed sleeve, and pollution to the injection hole in the drainage process is avoided.

4. In the application, the injection assembly also comprises a guide sleeve and a limiting ring, wherein the guide sleeve is fixedly sleeved between the fixed sleeve and the spray head, and plays a role in guiding the sliding of the injection pipe; the limiting ring is sleeved outside the support pipe and abuts against the bottom end of the guide sleeve, the first elastic piece is propped between the limiting ring and the bottom end of the support pipe, and when the injection pipe rotates, the first elastic piece is not affected, so that the overall stability is improved.

5. The rotary driving assembly comprises a motor, a gear set and a rotary shaft, the gear set is driven by the motor to rotate, the gear set drives the rotary shaft to rotate, and the rotary shaft drives the injection pipe to rotate, so that the rotary driving assembly is simple in structure and low in cost; in addition, the main body is provided with a first accommodating cavity and a second accommodating cavity which are respectively used for installing the motor and the gear set, and the motor and the gear set are compact in overall structure, small in size and easy to install.

6. In the application, the mixing device is also arranged between the first control valve and the main body and is used for mixing cleaning liquid or disinfectant and the like when cleaning water, and the venturi tube is used for realizing the full mixing of the liquid so as to ensure better cleaning effect; and the control box controls the first control valve to realize switching of common water outlet or clean water outlet, and controls the second control valve to switch on or off water outlet, so that the control mode is simple and reliable, and the operation is convenient.

7. In the application, two water level sensors which are distributed on the same water level height line at intervals are also arranged, the main control box is connected with the water level sensors to control the water discharge to be started according to the water level information so as to realize overflow water discharge, and the two water level sensors can be set to be in an overflow state when simultaneously sensing the water level information, so that the detection result is ensured to be more accurate; in addition, the application is also provided with a control panel, and the control panel is provided with a drainage key, a common water outlet key, a clean water outlet key and the like, so that the operation of a user is convenient.

8. In the application, the multifunctional integrated drainer has a modularized structure, can be installed on a water storage device, such as a bathtub, a water tank and the like, and has strong universality and convenient installation.

9. In the application, the multifunctional integrated drainer can be controlled to perform different function combinations so as to meet different requirements, for example, when the water storage function is started, the drainer is controlled to clean water, and after the cleaning is finished, the drainer is controlled to perform common water outlet; when the drainage function is started, the drainage device is controlled to perform drainage firstly, and the drainage device is controlled to clean water at the same time or after the drainage is finished.

Drawings

FIG. 1 is a block diagram of a drain of the present application;

FIG. 2 is a partial block diagram of a drain of the present application;

FIG. 3 is an exploded view of FIG. 2;

fig. 4 is a main body structure diagram;

FIG. 5 is a schematic bottom view of the body;

FIG. 6 is a cross-sectional view of the body;

fig. 7 is a view showing a structure in which the rotary driving device is mounted on the main body;

fig. 8 is a view showing a structure of a drain cover;

FIG. 9 is a diagram of a jet stack configuration;

FIG. 10 is a cross-sectional view of a jet stack;

FIG. 11 is a main sectional view of the drainer of the application (injection hole lowered);

FIG. 12 is a main sectional view of the drainer of the present application (spray pipe raised);

FIG. 13 is a cross-sectional view of the body of the drain of the present application (closing the drain);

fig. 14 is a main sectional view of the drainer of the application (drain open);

fig. 15 is a perspective view of a mixing device;

FIG. 16 is a cross-sectional view of FIG. 15;

FIG. 17 is an exploded view of FIG. 15;

FIG. 18 is a block diagram of a bathtub (laid cover plate assembly) according to the present application;

FIG. 19 is a block diagram of a bathtub (jet assembly effluent) according to the present application;

FIG. 20 is an exploded view of FIG. 18;

FIG. 21 is a schematic view of a control panel;

FIG. 22 is a front view of the drain mounted to the tub body;

FIG. 23 is a bottom schematic view of FIG. 22;

FIG. 24 is a cross-sectional view of FIG. 22;

FIG. 25 is an enlarged partial view of FIG. 24 (water retention);

fig. 26 is a partial enlarged view (drain) of fig. 24;

FIG. 27 is a sectional view partially in section (drain grate) of the present application;

FIG. 28 is a block diagram of a master control box connection according to the present application;

wherein:

10. the main body, 11, mounting groove, 11a, screw post, 11c, inclined wall, 12, drain, 13, drain pipe, 14, drain passage, 15, bracket, 15a, catching groove, 16, water inlet, 16a, tee, 16b, water inlet joint, 17, first accommodation chamber, 18, second accommodation chamber, 18a, dust cover, 19, groove, 20, drain cover, 21, through hole, 22, snap, 23, drain gasket, 24, drain strainer, 25, drain through hole, 30, spray assembly, 31, spray pipe, 31a, spray passage, 31b, spray hole, 31c, water inlet, 31d, chute, 34, fixing sleeve, 35, spray head, 35a, decorative cover, 36, bracket pipe, 37, guide sleeve, 38, retainer ring, 39, first elastic member, 40, rotary driving assembly, 41, motor, 42, gear train, 43, rotary shaft, 43a, transmission part, 43b, flange, 44, wear plate, 50, a first control valve, 60, a second control valve, 70, a main control box, 71, a box body, 72, a main control PCB,73, a control panel, 74, a drain key, 75, a water storage key, 76, a cleaning key, 77, a temperature lowering key, 78, a temperature raising key, 80, a mixing device, 81, a first communication pipe, 82, a second communication pipe, 83, a third communication pipe, 84, a liquid adding main body, 84a, a liquid adding cavity, 84b, a liquid adding port, 84c, a sealing cover, 84d, a communication interface, 85, a venturi pipe, 85a, a water inlet, 85b, a mixed liquid outlet, 85c, a liquid inlet, 85d, a contraction section, 85e, a diffusion section, 86, a second elastic member, 87, a small ball, 88, a locking nut, 90, a constant temperature valve, 100, a bathtub body, 101, a water level sensor, 102, a cover plate group, 103, a first plate, 104, a second plate, 105, a first yielding hole, 106 And a second relief hole.

The application is further described in detail below with reference to the drawings and the specific examples.

Detailed Description

The application is further described below by means of specific embodiments.

In the present application, the terms "first," "second," "third," and the like are used merely to distinguish between similar objects and not necessarily to describe a particular sequence or order, nor are they to be construed as indicating or implying a relative importance. In the description, the directions or positional relationships indicated by "upper", "lower", "left", "right", "front" and "rear", etc. are used for convenience of description of the present application based on the directions or positional relationships shown in the drawings, and are not intended to indicate or imply that the apparatus must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the scope of protection of the present application. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, in the description of the present application, unless otherwise indicated, "a plurality" means two or more. "and/or", describes an association relationship of an association object, and indicates that there may be three relationships, for example, a and/or B, and may indicate: a exists alone, A and B exist together, and B exists alone. The character "/" generally indicates that the context-dependent object is an "or" relationship.

Referring to fig. 1 to 17, a multifunctional integrated drainer installed in a water storage apparatus includes a main body 10, a drain cover 20, a spray assembly 30, a rotation driving assembly 40, a first control valve 50, a second control valve 60, a main control box 70, and the like. The main body 10 is provided with a mounting groove 11 and a water outlet 12, the top of the mounting groove 11 is open, the water outlet 12 is positioned at one side of the mounting groove 11 and can be connected with a water outlet pipe 13, and the water outlet channel 14 is positioned in the mounting groove 11 and is communicated between the water outlet 12 and the water storage device. A drain cover 20 is mounted on top of the mounting groove 11 and provided with a through hole 21. The second control valve 60 can be connected between the drain outlet 12 and the drain pipe 13 to control the opening or closing of the drain, and the second control valve 60 can be an electric valve, such as a normally closed electric valve, and can realize the opening or closing of the drain by driving the ball valve to rotate through a motor, so that the drain channel 14 can be opened and closed without driving a complex motion mechanism such as a brake cable.

The main body 10 is further provided with a bracket 15 for installing the drain cover 20, the bracket 15 is annular and is installed in the top of the installation groove 11, a plurality of screw posts 11a can be arranged in the installation groove 11, and a plurality of screws are adopted to lock the bracket 15 and the screw posts 11 b. The support 15 is further provided with a plurality of buckling grooves 15a, the bottom surface of the drainage cover 20 is further provided with a plurality of buckles 22, the buckles 22 are distributed along the circumference of the through hole 21, and the buckles 22 buckle the corresponding buckling grooves 15a to realize detachable fixed connection. A drain sealing gasket 23 is also sleeved between the top end of the mounting groove 11 and the top end of the bracket 15, and the top end of the mounting groove 11 is arranged into a plane to press the drain sealing gasket 23. In addition, an inclined wall 11c is provided between the drain port 12 and the mounting groove 11, and the inclined wall 11c is inclined downward to the drain port 12 along the mounting groove 11, so that a drain flow rate during drain is ensured, and residual water is avoided.

In the present application, a gap is formed between the bottom end of the drain cover 20 and the top end of the support 15, so that water in the water supply and storage device can flow into the drain channel 14. The drain cover 20 can be replaced by a drain grate 24, the bottom of the drain grate 24 can be provided with a plurality of buckles 22 which are buckled with the buckling grooves 15a on the bracket 15, the drain grate 24 is also provided with a plurality of drain through holes 25, and the drain through holes 25 are communicated with the drain channel 14.

The injection assembly 30 is arranged in the main body 10 in a penetrating way in a lifting way and can rotate, and is provided with an injection channel 31a, and the first control valve 50 is communicated with the injection channel 31a to control the opening or closing of the water outlet of the injection channel 31a to the water storage device so as to realize common water outlet. The mounting groove 11 of the main body 10 is also provided with a water inlet 16, and the water inlet 16 is provided with a water inlet joint 16b. The spray assembly 30 is positioned in the installation groove 11 through the through hole 21 of the drain cover 20 and its spray passage 31a communicates with the water inlet 16. Wherein, the injection assembly 30 is provided with an injection pipe 31 which can ascend or descend relative to the drain cover 20, when ascending in place, the top end of the injection pipe 31 protrudes outside the drain cover 20, and when descending in place, the top end of the injection pipe 31 is flush with the drain cover 20.

Specifically, the jetting assembly 30 further includes a stationary sleeve 34 and a first resilient member 39. The fixing sleeve 34 passes through the drain cover 20 and is fixed in the installation groove 11 of the main body 10, the drain channel 14 can be formed between the outer wall of the fixing sleeve 34 and the inner wall of the installation groove 11, and the sealing ring can be sleeved at the bottom of the periphery of the fixing sleeve 34 so as to be in sealing fit with the corresponding side wall of the installation groove 11, so that water leakage is avoided. The fixing sleeve 34 is axially penetrated, and the injection tube 31 is axially slidably inserted into the fixing sleeve 34. At least one injection hole 31b is further arranged on the periphery of the injection pipe 31 near the top, the injection hole 31b and the central line of the injection pipe 31 have an included angle, the included angle can be an acute angle or an obtuse angle, and the specific angle is not limited. At least one water inlet hole 31c is formed in the bottom of the injection pipe 31, the injection passage 31a is communicated between the injection hole 31b and the water inlet hole 31c, and the water inlet hole 31c is communicated with the water inlet 16 of the installation groove 11. The first elastic member 39 is stretched between the inner side of the fixed sleeve 34 and the bottom end of the injection tube 31 to drive the injection tube 31 to descend until the injection hole 31b is hidden in the fixed sleeve 34 when the injection tube 31 is not discharged.

The number of the injection holes 31b of the present application may be one, two, three or even more, and may be distributed along the circumference of the injection pipe 31, preferably, two and symmetrically disposed. When the water inlet hole 31c is filled with water, the injection pipe 31 can be pushed by the water flow to rise and press the first elastic piece 39, and the injection hole 31b is exposed to the fixed sleeve 34 and injects the water flow outwards. The injection hole 31b may be a long hole extending along the axial direction, the spray may be a fan-shaped water with a certain angle, the width of the water inlet end of the injection hole 31b may be larger than the width of the water outlet end, and the width value may be adjusted according to the specific injection condition, which is not limited herein.

Further, the spray tube 31 of the present application may be of an integral structure or a split structure, for example, may include a spray head 35 and a stand tube 36, and the spray head 35 is fixed to the top of the stand tube 36. At least one spray hole 31b is arranged on the periphery of the spray head 35, and a decorative cover 35a can be arranged on the top of the spray head 35. The bottom of the bracket tube 36 is provided with a water inlet hole 31c, and the spray head 35 and the bracket tube 36 are locked by screw threads. The spray assembly 30 further comprises a guide sleeve 37 and a limiting ring 38, wherein the guide sleeve 37 is fixedly arranged between the fixed sleeve 34 and the spray head 35, and a sealing ring is sleeved on the periphery of the spray head 35 to be in sliding sealing fit with the inner wall of the guide sleeve 37. The limiting ring 38 is sleeved outside the support tube 36 and abuts against the lower end of the guide sleeve 37, the first elastic piece 39 is sleeved outside the support tube 36 and is stretched between the limiting ring 38 and the bottom end of the support tube 36, so that the first elastic piece 39 is not influenced when the injection tube 31 rotates, and the overall stability is improved.

The application divides the drainage channel 14 and the injection channel 31a into two independent channels, thereby avoiding the problems of water backflow and water leakage, and avoiding secondary pollution caused by hair or other sundries in the drainage process; the injection hole 31b of the injection passage 31a is of an inclined structure, so that water discharged from the injection hole 31b is prevented from being polluted by accumulated water.

The rotary driving assembly 40 is connected with the spray assembly 30 to drive the spray assembly 30 to rotate when the spray channel 31a discharges water, thereby realizing clean water discharge. The rotary drive assembly 40 includes a motor 41, a gear set 42, and a rotary shaft 43. The rotating shaft 43 is rotatably installed in the main body 10, and one end thereof is inserted into the injection tube 31 and fixed to the circumference thereof, that is, the bottom end of the injection tube 31 may be provided with a sliding groove 31d, one end, that is, the top of the rotating shaft 43 is provided with a flat transmission part 43a, and the transmission part 43a may be inserted into the sliding groove 31d. In the axial direction, the ejector tube 31 is movable relative to the rotation shaft 43; the injection tube 31 and the rotation shaft 43 are relatively fixed in the circumferential direction. The output shaft of the gear set 42 is fixedly connected to the other end of the rotating shaft 43, and the gear set 42 may include two meshed gears. The motor 41 is in driving connection with the input shaft of the gear set 42. The gear and the rotating shaft of the motor 41 and the gear and the rotating shaft 43 can be in flat fit and are fixedly connected through screw locking. The motor 41 drives the gear set 42 to act so as to drive the rotating shaft 43 to rotate, and the rotating shaft 43 drives the injection pipe 31 to rotate.

Further, the main body 10 is provided with a first receiving chamber 17 and a second receiving chamber 18 for providing a rotation space. The first receiving chamber 17 may be located below the mounting slot 11 with the gear set 42 mounted to the first receiving chamber 17. The second receiving chamber 18 may be located at one side of the mounting groove 11, and the motor 41 is mounted in the second receiving chamber 18. The first accommodation chamber 17 and the second accommodation chamber 18 are communicable and open at the bottom, and a dust cover 18a is attached to the opening. The rotating shaft 43 can be arranged between the mounting groove 11 and the first accommodating cavity 17 in a penetrating way, the transmission part 43a at the top of the rotating shaft is positioned in the mounting groove 11, and the bottom of the rotating shaft is inserted into the first accommodating cavity 17 to be fixedly connected with the output shaft of the gear set 42. The bottom of the installation groove 11 can be provided with a groove 19, the rotating shaft 43 passes through the groove 19 near the bottom, and the periphery of the rotating shaft is sleeved with a sealing ring to rotationally seal the inner wall of the groove 19. The periphery of the rotating shaft 43 is also provided with a flange 43b, the flange 43b is positioned above the groove 19, and a wear-resisting piece 44 is sleeved between the bottom end of the flange 43b and the top section of the groove 19, so that the rotating friction between the rotating shaft 43 and the main body 10 is avoided.

In the application, for better cleaning effect, the common water outlet and the cleaning water outlet can be set into different water flows, namely, the common water outlet adopts common clear water, and the cleaning water outlet can adopt mixed water mixed with cleaning agent or disinfectant. The present application further includes a mixing device 80, a first communication pipe 81, a second communication pipe 82, and a third communication pipe 83. The first communication pipe 81 serves as a common water outlet inlet pipe, one end of which communicates with the water inlet 16 of the main body 10 to communicate with the spray passage 31a of the spray assembly 30, and the other end of which is connected to the first water outlet end of the first control valve 50. The second communication pipe 82 may be used as a clean water inlet passage, one end of which is connected to the water inlet 16 of the main body 10, so as to be connected to the spray passage 31a of the spray assembly 30, the other end is connected to the mixing outlet 85b of the mixing device 80, the water inlet 85a of the mixing device 80 is connected to one end of the third communication pipe 83, and the other end of the third communication pipe 83 is connected to the second water outlet end of the first control valve 50. Wherein, the water inlet 16 of the main body 10 can be connected with the first communication pipeline 81 and the second communication pipeline 82 through the tee joint 16a, and the application realizes the switching of the common water outlet or the clean water outlet by controlling the first control valve 50 to be communicated with the first communication pipeline 81 or the third communication pipeline 83. The first control valve 50 can be switched by using an in-out solenoid valve.

Further, the mixing device 80 includes a liquid charging body 84 and a venturi 85. The venturi tube 85 is provided with a water inlet 85a, a mixed liquid outlet 85b and a liquid inlet 85c, the liquid inlet 85c is arranged at the throat of the venturi tube 85, and the water inlet 85a is positioned at one end of the venturi tube 85 and is provided with a constriction section 85d between the venturi tube and the throat. The mixed liquid outlet 85b is located at the other end of the venturi tube 85, and a diffuser section 85e is arranged between the mixed liquid outlet 85b and the throat. The liquid inlet 85c is provided with a one-way valve to prevent the backflow problem generated when the water level is too high and the water in the venturi tube does not flow. The check valve can be realized by adopting the second elastic piece 86 and the small ball 87, the liquid inlet 85c is plugged or opened by the small ball 87, the second elastic piece 86 is stretched between the inner walls of the corresponding ends of the small ball 87 and the liquid inlet 85c, and in practical application, the check valve can also be realized by adopting other common check valve structures.

The liquid adding body 84 is fixedly connected with the venturi tube 85, and the liquid adding body and the venturi tube can be matched through threads. The filling body 84 is provided with a filling chamber 84a, and a communication interface 84d can be arranged at the bottom end of the filling chamber 84a to communicate with the liquid inlet 85c, and the liquid outlet speed is regulated by regulating the diameter of the communication interface 84 d. A filling opening 84b is provided at the top end of the filling chamber 84a, and a cover 84c is detachably fitted over the filling opening 84 b. The cover 84c can be connected with the liquid adding main body 84 through threads, an air inlet can be formed in the cover 84c, and when liquid adding is needed, cleaning agent or disinfectant can be added by opening the cover 84c.

The liquid adding main body 84 of the present application can be mounted at a proper position on the water storage device, such as the top or the side, for example, the top is provided with threads and an outwardly extending boss at the periphery of the liquid adding main body 84, the boss abuts against the top end of the top of the water storage device, and the locking nut 88 is sleeved outside the liquid adding main body 84 and abuts against the bottom end of the top of the water storage device, so that the installation is convenient.

According to the mixing device 80, when water flows into the venturi tube 85 through the water inlet 85a and flows through the venturi tube 85 by utilizing the venturi effect, the water flows through the constriction section 85d to be coarsely thinned, the flow speed is increased, a low-pressure area is generated at the throat, the sum of the liquid pressure of the liquid adding cavity 84a and the suction force generated in the low-pressure area is larger than the elastic force of the second elastic piece 86, the small ball 87 moves downwards to open the liquid inlet 85c, and cleaning liquid or disinfectant in the liquid adding cavity 84a can enter the venturi tube 85 to be fully mixed through the diffusion section 85e and then flow out. When no liquid is added to the liquid adding body 84 or no liquid flows through the venturi tube 85, the second elastic member 86 drives the small ball 87 to return, and the liquid inlet 85c is blocked.

Further, the present application further includes a thermostatic valve 90 for mixing cold and hot water to provide thermostatic water, which is provided with a hot water inlet 16, a cold water inlet 16 and a mixed water outlet connected to the water inlet end of the first control valve 50. The thermostatic valve 90 may be implemented using a conventional thermostatic valve structure.

Further, the water level sensor 101 is installed on the side wall of the water storage device and distributed on the same water level height line at intervals, and is used for detecting water level information. In practical application, since the two injection holes 31b are formed in the injection pipe 31, and the two water flows are horizontally distributed at 180 °, preferably, two water level sensors 101 are formed, and the included angle between the two water level sensors and the central position of the bathtub is smaller than 180 °, in the normal water outlet state, one water flow may be injected into the area where one water level sensor 101 is located, but cannot be injected into the area where the other water level sensor 101 is located, so that when the water level overflows the designated overflow water level, the two water level sensors 101 sense water level information at the same time, namely, the overflow state.

The water storage device can be a device with water storage function such as a bathtub, a water tank or a reservoir. The main control box 70 is connected to control the rotation driving assembly 40, the first control valve 50 and the second control valve 60 to operate so as to integrate the water discharge, the normal water discharge and the clean water discharge. The control unit is also connected to a thermostatic valve 90 for controlling the water temperature of the normal water outlet and the wash water outlet. The main control box 70 is also connected to a water level sensor 101 to determine whether an overflow state is present according to the water level information, and when the overflow state is present, the water discharge is controlled to be started to realize overflow water discharge.

The main control box 70 comprises a box body 71 and a circuit board, wherein the box body 71 is detachably fixed at a proper position on the water storage device, the circuit board is arranged in the box body 71 and is provided with a main control PCB72, and the main control PCB72 is connected with the motor 41, the first control valve 50, the second control valve 60, the thermostatic valve 90 and the water level sensor 101. The control panel 73 is connected with the main control box 70, and is used for providing a user operation interface, and is provided with a drainage key 74, a water storage key 75, a cleaning key 76, a temperature reduction key 77, a temperature rising key 78 and the like, and is used for inputting corresponding control commands, namely a drainage command, a common water outlet command, a clean water outlet command, a temperature reduction command, a temperature rising command and the like, and the control panel 73 can also display the water temperature of the inlet water and the like.

Referring to fig. 18-28, the application further provides a self-cleaning bathtub, which comprises a bathtub body 100, a multifunctional integrated drainer and a cover plate set 102, wherein the cover plate set 102 is detachably laid on the top surface of the bathtub body 100 to form a closed cavity inside, and the multifunctional integrated drainer is installed at the bottom of the bathtub body 100.

In the present application, the cover plate set 102 is directly laid on the top surface of the bathtub body 100, which may be an integral structure or a split structure, for example, a split structure is provided with a first plate 103 and a second plate 104, when the cover plate set 102 is unfolded, the first plate 103 and the second plate 104 are spliced, and when the cover plate set 102 is taken down and stored, the first plate 103 and the second plate 104 are stacked. Taking an integrated mode as an example, a first plate 103 and a second plate 104 are provided, the first plate 103 and the second plate 104 are connected in a foldable mode, when the first plate 103 is unfolded, the second plate 104 is turned to be flush with the first plate 103, and when the first plate is folded, the cover plate set 102 is taken down, and the second plate 104 is turned to be overlapped with the first plate 103. The overall size and shape of the cover assembly 102 may be sized and shaped according to the size and shape of the tub body 100. Wherein, the first plate 103 may be provided with a first yielding hole 105 to yield the control panel 73, so that a user can operate the control panel 73 conveniently; a second relief hole 106 may be provided in the second plate 104 to relief the dosing body 84 of the mixing device 80 to facilitate a user's opening of the cover 84c to apply a cleaning or sanitizing fluid. In addition, the material of first board and second board can be the ya keli material, and whole transparent, the inside situation of user visual.

In the self-cleaning bathtub of the present application, the second control valve 60 closes the drain port 12 in a normal state. The first control valve 50 controls the first communication pipe 81 and the third communication pipe 83 to close the water outlet, so that the top end of the injection pipe 31 is flush with the drain cover 20 under the action of the first elastic member 39, and the injection hole 31b is hidden in the fixed sleeve 34.

Referring to fig. 25, when the water storage function is started, the cover plate set 102 is firstly laid on the top surface of the bathtub body 100, the user opens the water storage key 75, and if no other functions are started, the second control valve 60 closes the water outlet 12 and is in a water storage state; simultaneously, the thermostatic valve 90 is controlled to be opened, cold water and hot water enter the thermostatic valve 90 to form mixed water with a specified temperature (the temperature of the mixed water can be adjusted by a user), the first control valve 50 opens the first communication pipeline 81 to discharge water, the mixed water enters the injection channel 31a of the injection pipe 31, the injection pipe 31 rises, and the mixed water is sprayed outwards through the injection hole 31b to be common water; when the water level crosses the spray head 35, the overall noise is reduced and the spray pipe 31 does not rotate.

Referring to fig. 26, when the drain function is turned on, the user opens the drain key 74 and the second control valve 60 opens the drain port 12, water in the tub body 100 flows through the drain passage 14 through the second control valve 60, and is drained from the drain pipe 13 into the drain; if the water level in the bathtub body 100 is higher than the overflow water level, starting timing when the water level is reduced to the water level where the water level sensor 101 is positioned, and defaulting the drainage time length to be T=overflow capacity/drainage speed; after the water in the tub body 100 is drained, the user can manually close the drain button 74.

When the cleaning function is turned on, the user can see the water draining condition in the bathtub body 100:

if the water in the bathtub body 100 is completely drained, a user covers the cover plate set 102, fills the specified cleaning liquid/sterilizing liquid into the liquid filling port 84b, opens the cleaning button 76, and opens the second control valve 60 at the bottom of the bathtub body 100 to drain; the thermostatic valve 90 is controlled to be opened, cold and hot water is mixed into mixed clear water with a certain temperature through the thermostatic valve 90 (the temperature can be determined according to cleaning liquid/sterilizing liquid), the first control valve 50 is communicated with the third communication pipeline 83, the mixed water enters the mixing device 80 through the third communication pipeline 83, high-speed water flow in the venturi tube 85 forms a venturi effect, the mixed water is sucked into the cleaning liquid/sterilizing liquid for mixing, the mixed liquid enters the spraying channel 31a through the second communication pipeline 82, the spraying pipe 31 is pushed to rise, and two water flows are sprayed on the inner wall of the bathtub body 100; meanwhile, the main control box 70 also controls the rotation driving device to work, the rotation shaft 43 drives the jet pipe 31 to rotate, two water flows are rotationally jetted on the inner wall of the bathtub body 100, the water flow containing cleaning liquid sequentially cleans the inner surface of the bathtub body 100, after a certain period of cleaning time, the cleaning liquid in the liquid adding cavity 84a is used, the cleaning liquid in the second communication pipeline 82 and the third communication pipeline 83 is free from residue, and clear water in the bathtub body 100 is flushed for a certain period of time again, so that the cleaning liquid residue is avoided.

If water exists in the bathtub body 100, a user can start the two keys of the 'drainage key 74 and the cleaning key 76', and after the bathtub body 100 is drained, the cleaning function is automatically started (according to the duration of the drainer); alternatively, the user may first open the drain button 74 and then open the cleaning button 76 to clean the interior of the tub body 100 after the water is drained.

Overflow function: when the water level in the bathtub body 100 reaches a designated water level (overflow water level), the two water level sensing sensors sense the water level simultaneously and after a certain time is exceeded, the main control box 70 automatically controls the second control valve 60 to open the water discharge; when the water level is lower than the water level sensor 101, the second control valve 60 is controlled to be closed, and the drainage is stopped. In the overflow drainage process, if the main control box 70 detects that the water storage function is opened, the first control valve 50 is controlled to close the water storage function, and water inflow is stopped.

In addition, in the present application, when the water storage button 75 is turned on again after the water draining function is turned on, the water draining function is turned off by controlling the water draining device. After the cleaning function is started, if the user opens the water storage key 75 again, the first control valve 50 is controlled to close the third communication pipeline 83, the first communication pipeline 81 is connected, the spraying pipe 31 sprays clean water in a rotating mode, and residual cleaning liquid on the inner wall of the bathtub body 100 is washed; after flushing for a certain period of time, the spraying pipe 31 is controlled to stop rotating, the clear water is continuously sprayed, and the user can adjust the water inlet temperature. The user can start the two keys of the water storage key 75 and the cleaning key 76 simultaneously, the second control valve 60 is opened, the spraying pipe 31 firstly rotates to spray the cleaning solution mixed water to clean the inner wall of the bathtub body 100, and after the cleaning solution is consumed, the cleaning solution is sprayed to wash the cleaning solution residue in the bathtub body 100; after a certain period of time, the spray pipe 31 stops rotating, the second control valve 60 is closed, and the spray pipe 31 sprays clean water for the user to use in bath.

The application also provides a control method of the self-cleaning bathtub, which is realized based on the self-cleaning bathtub and comprises the following control modes:

when the water storage function is started, the main control box 70 firstly controls the first control valve 50 to act to start the spray channel 31a to discharge water, and controls the rotary driving assembly 40 to drive the spray assembly 30 to rotate so as to clean the closed cavity by cleaning the discharged water, and simultaneously controls the second control valve 60 to act to start water discharge; after the cleaning is finished, the second control valve 60 is controlled to be operated to close the water discharge and the first control valve 50 is controlled to be operated to open the water outlet of the injection channel 31 a.

When the water draining function is started, the main control box 70 firstly controls the second control valve 60 to start draining, and simultaneously or after the draining is finished, controls the first control valve 50 to start the spraying channel 31a to discharge water, and simultaneously controls the rotary driving assembly 40 to drive the spraying assembly 30 to rotate so as to clean the sealed cavity.

The foregoing is merely illustrative of specific embodiments of the present application, but the design concept of the present application is not limited thereto, and any insubstantial modification of the present application by using the design concept shall fall within the scope of the present application.

Claims (12)

1. The utility model provides a multi-functional integrated drainer installs in water storage device, includes the main part, and this main part is equipped with outlet and drainage channel, and this drainage channel communicates between outlet and water storage device, its characterized in that: the device also comprises an injection assembly, a rotary driving assembly, a first control valve, a second control valve and a main control box; the injection assembly can be arranged in a penetrating way in a lifting way and in a rotatable way, and is provided with an injection channel; the first control valve is communicated with the injection channel to control the opening or closing of the water outlet of the injection channel to the water storage device so as to realize common water outlet; the rotary driving assembly is connected with the spraying assembly to drive the spraying assembly to rotate when the spraying channel is out of water so as to realize cleaning of the water storage device; the second control valve is connected with the water outlet to control the opening or closing of the water outlet; the main control box is connected with and controls the rotary driving assembly, the first control valve and the second control valve to work so as to integrate drainage, common water outlet and clean water outlet.

2. A multi-functional integrated drain as defined in claim 1, wherein: the water draining cover is arranged on the main body, and the water draining cover is provided with a water inlet; the drainage cover is arranged at the top of the mounting groove and is provided with a through hole, the injection assembly penetrates through the through hole and is positioned in the mounting groove, and an injection channel of the injection assembly is communicated with the water inlet; the drain passage is formed between the outer periphery of the spray assembly and the inner wall of the mounting groove.

3. A multi-functional integrated drain as defined in claim 2, wherein: and an inclined wall is arranged between the water outlet and the mounting groove, and the inclined wall is inclined downwards to the water outlet along the mounting groove.

4. A multi-functional integrated drain as defined in claim 1, wherein: the injection assembly comprises an injection pipe, a fixed sleeve and a first elastic piece; the fixing sleeve is fixed in the main body; the injection pipe is slidably and rotatably arranged in the fixed sleeve in a penetrating way, the injection pipe is internally provided with the injection channel, the side part of the injection pipe is provided with at least one injection hole, the injection hole has an included angle with the central line of the injection pipe and can be pushed by water flow to rise to be exposed out of the fixed sleeve, the bottom of the injection pipe is also provided with at least one water inlet, and the injection channel is communicated between the injection hole and the water inlet; the first elastic piece is propped between the inner side of the fixed sleeve and the bottom end of the injection pipe so as to drive the injection pipe to descend to the injection hole to be hidden in the fixed sleeve when the injection pipe does not discharge water.

5. A multi-functional integrated drain as defined in claim 4, wherein: the spray pipe comprises a spray head and a support pipe, the spray head is fixed at the top of the support pipe and is provided with the spray hole, and the bottom of the support pipe is provided with the water inlet; the spray assembly further comprises a guide sleeve and a limiting ring, wherein the guide sleeve is fixedly sleeved between the fixed sleeve and the spray head, and the limiting ring is sleeved outside the support tube and abuts against the bottom end of the guide sleeve; the first elastic piece is stretched and propped between the limiting ring and the bottom end of the support tube.

6. A multi-functional integrated drain as defined in claim 1, wherein: the rotary driving assembly comprises a motor, a gear set and a rotary shaft, wherein the rotary shaft is rotatably arranged in the main body, one end of the rotary shaft is inserted into the injection assembly and is fixed relative to the injection assembly in the circumferential direction, an output shaft of the gear set is fixedly connected with the other end of the rotary shaft, and the motor is in transmission connection with an input shaft of the gear set.

7. A multi-functional integrated drain as defined in claim 6, wherein: the main body is provided with a first accommodating cavity and a second accommodating cavity; the motor is arranged in the first accommodating cavity, and the gear set is arranged in the second accommodating cavity; the other end of the rotating shaft is inserted into the first accommodating cavity and fixedly connected with the output shaft of the gear set.

8. A multi-functional integrated drain as defined in claim 1, wherein: the device also comprises a mixing device, a first communication pipeline, a second communication pipeline and a third communication pipeline, wherein one end of the first communication pipeline is communicated with the injection channel of the injection assembly, and the other end of the first communication pipeline is connected with the first water outlet end of the first control valve; one end of the second communicating pipeline is communicated with the injection channel of the injection assembly, the other end of the second communicating pipeline is communicated with the mixed liquid outlet of the mixing device, the water inlet of the mixing device is connected with one end of the third communicating pipeline, and the other end of the third communicating pipeline is connected with the second water outlet end of the first control valve; the first control valve is communicated with the first communication pipeline or the third communication pipeline to realize the switching of common water outlet or clean water outlet.

9. A multi-functional integrated drain as defined in claim 8, wherein: the mixing device comprises a liquid adding main body and a venturi tube, the venturi tube is provided with the water inlet, the mixed liquid outlet and a liquid inlet, and a one-way valve is arranged in the liquid inlet; the liquid feeding main body is fixedly connected with the venturi tube and is provided with a liquid feeding cavity, the bottom of the liquid feeding cavity is provided with a communication interface to be communicated with a liquid inlet, the top of the liquid feeding cavity is provided with a liquid feeding opening, and a sealing cover is detachably sleeved on the liquid feeding opening.

10. A multi-functional integrated drain as defined in claim 1, wherein: the water storage device also comprises at least one water level sensor which is arranged on the side wall of the water storage device and is distributed on the same water level height line at intervals; the main control box is connected with the water level sensor to control the opening of the water drainage according to the water level information so as to realize overflow drainage.

11. The utility model provides a self-cleaning bathtub, includes bathtub body, its characterized in that: further comprising a multi-functional integrated drain and cover assembly of any one of claims 1 to 10, the cover assembly being removably positionable on the top surface of the tub body to form a closed cavity therein; the multifunctional integrated drainer is arranged at the bottom of the bathtub body.

12. A control method of a self-cleaning bathtub is characterized in that: the self-cleaning bathtub according to claim 11 is used for realizing the following control modes:

when the water storage function is started, the main control box firstly controls the first control valve to act to start the spraying channel to discharge water, and controls the rotary driving assembly to drive the spraying assembly to rotate so as to clean the closed cavity by cleaning the discharged water, and simultaneously controls the second control valve to act to start water discharge; after cleaning, controlling the second control valve to act to close the water discharge and controlling the first control valve to act to open the injection channel to discharge water;

when the water draining function is started, the main control box firstly controls the second control valve to start water draining, and simultaneously controls the first control valve to start the spraying channel to discharge water after water draining is finished or after water draining is finished, and simultaneously controls the rotation driving assembly to drive the spraying assembly to rotate so as to clean the sealed cavity.