CN220598612U - Switching type drainage assembly and water tank provided with same - Google Patents

Abstract

The utility model discloses a switching type drainage assembly and a water tank provided with the drainage assembly during switching, which comprises: a first water inlet channel, at least two water outlet channels and accommodating chambers respectively corresponding to the water sealing structures are formed in the main body, and a channel for leading each accommodating chamber to be communicated with the outside of the main body is formed in the main body; the water sealing structure comprises a water sealing piece; the water stopping piece is arranged in the accommodating chamber and is used for opening and closing the corresponding water outlet passages respectively; the driving structure is used for switching and opening any channel or simultaneously opening all channels; any channel or each channel is switched and opened through the driving structure, so that the pressure of the accommodating chamber is changed, the pressure difference is formed between the two end surfaces of the water stop in the accommodating chamber, and the first water inlet channel is switched and communicated with any water outlet channel or simultaneously communicated with a plurality of water outlet channels after the water stop is driven to move or deform; the utility model provides a drainage subassembly and water tank solves the current intelligent toilet bowl motor and switches the problem that is difficult to control switching, noise is big and easy overflow because of the shutoff piece receives the backpressure when going out water.

Description

Switching type drainage assembly and water tank provided with same

Technical Field

The utility model relates to the field of intelligent toilet production, in particular to a switching type drainage assembly and a water tank with the same.

Background

Nowadays, along with the improvement of life quality of people, intelligent toilets are popularized; the water tank design of the existing intelligent toilet is divided into two types: one is: the water inlet and outlet channels are plugged or opened through the independent electromagnetic valve, namely, water in the tap water pipeline is directly introduced to flush the toilet bowl, so that although the space is saved, the water saving effect is poor (namely, each water channel simultaneously outputs water and does not have the functions of water control and water saving), each part is controlled by electricity, and if the water inlet channel and the water outlet channel are in a power failure state or the electromagnetic valve fails, flushing cannot be performed, and the use experience is poor; the other is the intelligent toilet bowl of low water level water tank, its water tank's position is lower, do not flush down to the toilet bowl pan face through the mode of high water level dead weight like traditional water tank, need automatically controlled pressure boost subassembly to promote the water potential energy, and rotate through the motor cooperation shutoff piece and switch water to each water outlet path, in order to satisfy toilet bowl brush limit and flush (to toilet bowl pan face flushing promptly), main bath (to the filth bath promptly) and water seal moisturizing etc. the structure of this mode is although good in reliability, has the water conservation effect after the sequential flushing, still has following not enough: (1) Because the motor drives the blocking piece to switch and block each water passage, the blocking piece receives back pressure of water during blocking (the blocking piece can be switched after being subjected to pressure reduction or pressure loss, and one period of flushing can be realized through multiple times of switching), the switching is difficult, and the motor can realize switching blocking only through a high-power motor (the high-power motor means that the volume is larger, the occupied space of a water tank is large, and the water storage capacity is reduced); (2) The noise is large, the overflow phenomenon is easy to occur, after the waterway is switched once, the waterway is required to stop and start again, the generated noise is large, the overflow phenomenon is easy to occur in the switching process, and although the overflowed water is in the water tank, the overflowed water is mistaken by some users to be the product quality problem, so that the conditions of customer complaints, goods returning maintenance and the like occur;

therefore, the existing switching type drain assembly for use in intelligent toilets needs to be further improved.

Disclosure of Invention

The utility model aims to overcome the defects or problems in the background art, and provides a switching type drainage assembly and a water tank provided with the switching type drainage assembly, which are simple in structure, simple and convenient to manufacture, easy to implement and low in cost, and solve the problems that when the existing intelligent toilet motor switches water, the plugging piece is difficult to control and switch due to back pressure, noise is large and water overflow is easy to occur.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the switching type drainage assembly is arranged on a water tank of the intelligent toilet and is used for guiding and draining water in the water tank to each flushing waterway of the toilet; the switching type drainage assembly comprises a main body, at least two water sealing structures and a driving structure;

a main body, in which a first water inlet channel, at least two water outlet channels and a containing chamber respectively corresponding to the water sealing structure are formed, and the main body is provided with a channel for leading each containing chamber to be communicated with the outside of the main body;

the water sealing structure comprises a water sealing piece; the water stopping piece is arranged in the accommodating chamber and is used for opening and closing the corresponding water outlet passages respectively;

a driving structure for switching on any one of the channels or simultaneously on each of the channels;

any channel or channels are switched and opened through the driving structure, so that the pressure of the accommodating chamber is changed, the pressure difference is formed between the two end surfaces of the water stop in the accommodating chamber, and the first water inlet channel is switched and communicated with any water outlet channel or simultaneously communicated with a plurality of water outlet channels after the water stop is driven to move or deform.

Further, the water stop piece comprises an elastic pad and a water stop core, wherein the elastic pad is sleeved on the periphery of the water stop core, and the outer diameter of the elastic pad is larger than the inner diameter of the water outlet path; the water stop core is pressed against the end part of the water outlet path by the water pressure in the accommodating chamber; and when the channel is opened, the water in the corresponding accommodating chamber is discharged out of pressure, and the water in the water inlet channel acts on the edge of the elastic pad and pushes the elastic pad to open the blocked water outlet channel.

Further, one surface of the water stop core, facing the water outlet channel, extends to form a conical guide part for guiding the water stop core to be partially placed in the water outlet channel, so that the elastic pad centrally opens and closes the corresponding water outlet channel.

Further, the driving structure is acted by the water stored in the water tank to switch and open any channel or channels.

Further, the driving structure comprises a buoyancy member and a bridge member, wherein the bridge member is hinged to the main body through a shaft body, and forms lever swing by taking the shaft body as a fulcrum; the bridge piece forms blocking parts at two sides of the shaft body respectively, and the blocking parts switch and block any channel or synchronously open two channels along with the movement of the bridge piece; the other end of the bridge piece is hinged with the buoyancy piece; the buoyancy piece is displaced along with the water level change in the water tank, and the bridge piece is linked to swing by taking the shaft body as a fulcrum, so that any channel is switched and blocked or both channels are synchronously opened.

Further, the driving structure further comprises a position adjusting structure for adjusting the position of the buoyancy member; the position adjusting assembly comprises a threaded adjusting rod and a clamping ring, wherein the threaded adjusting rod is in threaded fit with the buoyancy member and is detachably and fixedly connected with the clamping ring; the snap ring is hinged to the bridge.

Further, the bridge piece comprises a water sealing pad which is fixed on the plugging part on the bridge piece; a convex part is formed outwards on the main body and corresponds to the opening part of the channel; the water sealing pad covers the protruding part to seal the channel.

Further, the water supplementing structure comprises a second water inlet channel and a one-way valve, wherein one water outlet channel is communicated with the second water inlet channel, and the one-way valve is arranged in the second water inlet channel.

A water tank with a switching type drainage assembly comprises a water storage chamber, a plurality of drainage holes and a water inlet assembly; the water draining device also comprises the switching type water draining assembly; the drainage assembly is arranged in the water storage chamber, and two water outlets of the drainage assembly are respectively correspondingly communicated with the drainage hole; the water inlet assembly is communicated with the water inlet pipe and is used for introducing water into the water storage chamber, the first water inlet channel and the second water inlet channel.

Further, the water inlet assembly comprises a water inlet valve and a water diversion pump, wherein the water inlet valve is used for introducing water of the water inlet pipe into the water storage chamber and conducting a second water inlet channel; the diversion pump is used for guiding water in the water storage chamber into the first water inlet channel.

From the above description of the present utility model, compared with the prior art, the present utility model has the following advantages:

(1) The utility model provides a switching type drainage assembly and a water tank provided with the switching type drainage assembly, which are simple in structure, simple and convenient to manufacture, easy to realize and low in cost, and solve the problems that when the existing intelligent toilet motor switches water, the blocking piece is difficult to operate and switch due to back pressure, noise is large and water overflow is easy to occur; in the novel water outlet channel of the novel water closet is respectively corresponding to different water channels of the water closet, for example, a water channel with a side brushing water channel is used for flushing the water channel of the water closet pan surface, a main flushing water channel for flushing dirt and/or a water channel for supplementing water to realize water sealing and deodorization, the water quantity of each water channel, flushing time and the like are realized by the water level change of the water tank, the control is not performed by electronic elements such as a motor and an electromagnetic valve, the adjustable and orderly flushing is realized by a mechanical structure, the structure is more compact, the driving force for opening flushing and blocking is small (the pressure in a containing chamber is changed by using a blocking small hole, and the pressure difference of two end faces of a water blocking piece is adjusted to easily realize switching of water outlet); more importantly, the device has small noise and can easily realize the flushing function under the low-pressure state;

(2) The novel water stopping piece comprises the elastic pad and the water stopping core, the excellent sealing performance of the elastic pad is utilized to combine the effects of good pressure bearing capacity and quick response of the water stopping core, the elastic pad and the water stopping core are combined and then used for opening and closing each water outlet path, the structure is simple, the water sealing effect is good, and when the accommodating chamber is in decompression, water in the water inlet path easily pushes the elastic pad and the water stopping core to move so as to realize the conduction of the water inlet path and the water outlet path;

(3) The water stop core is also provided with the conical guide part, the elastic pad is easily guided to switch and block the water outlet channel through the action of the conical guide part, and the elastic pad can accurately and centrally block the water outlet channel edge, so that the phenomenon of water leakage caused by deflection is not easy to occur;

(4) The novel driving structure is realized by adopting the buoyancy piece and the bridging piece, the components are few, the structure is simple and compact, the bridging piece is used for switching the two channels to block the water by the lever structure, the flushing position of the toilet is changed, meanwhile, the buoyancy piece is used as a power source for the lever swing of the bridging piece, the traditional active force application mode is changed, the buoyancy is utilized slowly and uninterruptedly to generate position change, the current motor or other modes can not generate pause and contusion in the process, the opening and blocking of the channels are sequentially and smoothly carried out, the water passing area of the channels is gradually changed, the effect is better, and the noise is small;

(5) The novel water-saving toilet is also additionally provided with a position adjusting structure, the threaded adjusting rod is used as the middle part of the buoyancy part and the bridging part, and the water yield, the water outlet time and the like of each water channel of the toilet can be adjusted by rotating the adjusting threads, so that the novel water-saving toilet is simple and has high practicability;

(6) The novel water sealing device also comprises a water sealing pad, and the water sealing pad is arranged on the sealing part, so that the sealing is stable; more importantly, the convex part is formed at the position corresponding to the channel on the main body, and the surface of the convex part is arranged in an arc shape, so that the water sealing pad is easier to seal, the reliability after sealing is better, and water leakage is not easy to occur;

(7) The utility model discloses still be equipped with moisturizing structure, it and one of them water outlet road sharing realize the saving in space, and realize two play water function through the check valve design again and both can realize and do not interfere when sharing the play water route, whole structural design is ingenious for when the play water function is more perfect, overall structure, manufacturing process are simpler, and the assembly is easier.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required to be used in the description of the embodiments below are briefly introduced, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a three-dimensional exploded view of a switching drain assembly according to the present utility model;

FIG. 2 is a schematic perspective view of a switching drain assembly according to the present utility model;

FIG. 3 is a cross-sectional view of a switching drain assembly according to the present utility model;

FIG. 4 is a second cross-sectional view of the switching drain assembly of the present utility model;

FIG. 5 is a schematic perspective view of a water tank with a switching type drain assembly according to the present utility model;

FIG. 6 is a cross-sectional view showing an opened state of the side brushing water channel according to the present utility model;

FIG. 7 is a cross-sectional view of the side water channel and the main water channel of the present utility model in an open state;

fig. 8 is a cross-sectional view showing an opened state of the main flush channel according to the present utility model.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It is to be understood that the described embodiments are preferred embodiments of the utility model and should not be taken as excluding other embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without creative efforts, are within the protection scope of the present utility model.

In the claims, specification and drawings hereof, unless explicitly defined otherwise, the terms "first," "second," or "third," etc., are used for distinguishing between different objects and not for describing a particular sequential order.

In the claims, specification and drawings hereof, unless explicitly defined otherwise, references to orientation terms such as "center", "transverse", "longitudinal", "horizontal", "vertical", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear", "left", "right", "clockwise", "counter-clockwise", etc., are based on the orientation and positional relationship shown in the drawings and are for convenience of description and simplicity of description only, and do not indicate or imply that the apparatus or element referred to must have or be constructed and operated in a particular orientation, nor should it be construed as limiting the particular scope of protection of the utility model.

In the claims, specification and drawings of the present utility model, unless explicitly defined otherwise, the term "fixedly connected" or "fixedly connected" should be construed broadly, i.e. any connection between them without a displacement relationship or a relative rotation relationship, that is to say includes non-detachably fixedly connected, integrally connected and fixedly connected by other means or elements.

In the claims, specification and drawings of the present utility model, the terms "comprising," having, "and variations thereof as used herein, are intended to be" including but not limited to.

Referring to fig. 1-5, the switching type drainage assembly of the present utility model is installed in a water tank 1 of an intelligent toilet, and drains water in the water tank 1 to flushing waterways of the toilet (wherein each flushing waterway includes a toilet side water channel (i.e. a side pan surface flushing waterway), a main flushing channel waterway, a water replenishing waterway, etc.);

the switching type drainage component comprises a main body 2, at least two water sealing structures 3 and a driving structure 4;

a main body 2, in which a first water inlet channel 21, at least two water outlet channels 22, 23 and a containing chamber 24 respectively corresponding to the water sealing structure 3 are formed, and the main body 2 is provided with channels 25A, 25B for leading each containing chamber 24 to be communicated with the outside of the main body 2; it should be noted that, the first water inlet channel 21 is further communicated with the accommodating chamber 24, and two water outlet channels 22 and 23 are respectively disposed at two sides of the first water inlet channel 21;

two water sealing structures 3 including a water stop 31;

the water stop 31 is arranged in the accommodating chamber 24 and is used for opening and closing the corresponding water outlet passages 22 and 23 respectively; in the present utility model, the water stop 31 comprises an elastic pad 311 and a water stop core 312, wherein the elastic pad 311 is sleeved on the periphery of the water stop core 312, and the outer diameter thereof is larger than the inner diameters of the water outlet passages 22 and 23; wherein, the water stop core 312 is pressed by the water pressure in the accommodating chamber 24 to press the elastic pad 311 against the end parts of the water outlet paths 22 and 23; when the channels 25A and 25B are opened, the water corresponding to the channels is discharged from the accommodating chambers 24, and the water in the first water inlet channel 21 acts on the edge of the elastic pad 311 and pushes the elastic pad 311 to open the blocked water outlet channels 22 and 23;

a driving structure 4 for switching on either one of the channels 25A, 25B or simultaneously opening each of the channels 25A, 25B;

in the present utility model, the driving structure 4 includes a buoyancy member 41 and a bridge member 42; the buoyancy member 41 is configured as a float, but other buoyancy members 41, such as a float ball, etc., may be used, and it slides along the axial direction of the guide rod 11 formed in the water tank 1; the bridge 42 is hinged to the main body 2 through a shaft body 43, and forms lever swing by taking the shaft body 43 as a fulcrum; the bridge member 42 forms blocking portions 421 at two sides of the shaft body 43, and the blocking portions 421 switch to block any one of the channels 25A, 25B or open both channels 25A, 25B according to the movement of the bridge member 42; the other end of the bridge 42 is hinged with the buoyancy member 41; wherein the buoyancy member 41 is displaced along with the water level change in the water tank 1, and links the bridge member 42 to swing with the shaft body 43 as a fulcrum, so as to switch and block any channel 25A, 25B or synchronously open both channels 25A, 25B;

the water replenishing structure 5 further comprises a second water inlet channel 51 and a one-way valve 52, wherein the second water inlet channel 51 is communicated with one water outlet channel 23 (the main flushing channel water outlet channel 23 is taken as an example in the novel structure, the water outlet channel 23 is communicated with the main flushing channel water outlet channel), the one-way valve 52 is arranged in the second water inlet channel 51, and the second water inlet channel 51 is a hose connected with the water inlet valve 81 in the water tank 1;

any channel 25A, 25B or each channel 25A, 25B (in the present embodiment, the driving structure 4 is exemplified by the action of the stored water in the water tank 1 as a power source) is switched and opened by the driving structure 4, so as to change the pressure of the accommodating chamber 24, make the two end surfaces of the inner water stop 31 form a pressure difference, and drive the water stop 31 to move or deform, and then the water inlet channel is communicated with any water outlet channel 22, 23 or simultaneously communicate with two water outlet channels 22, 23.

More specifically, the water stop core 312 extends toward one surface of the water outlet channels 22 and 23 to form a tapered guide portion 312A for guiding the water stop core 312 to be partially disposed in the water outlet channels 22 and 23, so that the elastic pad 311 centrally opens and closes the corresponding water outlet channel 22 and 23.

More specifically, the driving structure 4 further includes a position adjustment structure 44 for adjusting the position of the buoyancy member 41; the position adjusting assembly comprises a threaded adjusting rod 441 and a clamping ring 442 (the C-shaped clamping ring 442 is taken as an example in the present utility model), wherein the threaded adjusting rod 441 is in threaded fit with the buoyancy member 41, and the clamping ring 442 is detachably and fixedly connected; two sides of the clamping ring 442 are provided with hanging lugs 442A which are hinged with the bridging piece 42; the screw adjusting rod 441 is used as an intermediate member between the buoyancy member 41 and the bridge member 42, and the water outlet amount, the water outlet time, etc. of each water passage of the toilet can be adjusted by rotating and adjusting, so that the device is simple and has high practicability.

More specifically, it further comprises a water seal 7, the water seal 7 being fixed to the blocking portion 421 of the bridge member 42; a boss 71 is formed on the main body 2 and corresponds to the mouth of the channels 25A, 25B; wherein the water seal 7 covers the boss 71 to block the channels 25A, 25B.

In particular, as shown in fig. 1-5, the present utility model is exemplified by a water tank 1 equipped with a switching type drain assembly, which mainly comprises the following parts: the water storage chamber 12, a plurality of drain holes (not shown in the figure), the water diversion pump main body 2, the first water inlet channel 21, at least two water outlet channels 22 and 23, the accommodating chamber 24, the channel 25A, the channel 25B, at least two water sealing structures 3, the water sealing piece 31, the elastic pad 311, the water sealing core 312, the conical guide part 312A, the driving structure 4, the buoyancy piece 41, the bridging piece 42, the plugging part 421, the shaft body 43, the position adjusting structure 44, the threaded adjusting rod 441, the clamping ring 442, the water supplementing structure 5, the second water inlet channel 51, the check valve 52, the water inlet valve 81 and the water sealing pad 7;

the actual assembly and use are as follows:

(1) The water tank 1 is formed by injection molding, and forms a water storage chamber 12, a plurality of water discharge holes (not shown in the figure) and a water inlet assembly 8; the water discharge holes (not shown in the figure) are correspondingly communicated with the water discharge channels 22 and 23 respectively, the novel toilet bowl is exemplified by two water discharge holes (not shown in the figure) which are communicated with the two water discharge channels 22 and 23 respectively, and the two water discharge holes are connected to a side brushing water channel and a main flushing water channel of the toilet bowl respectively through pipelines; then the water inlet component 8 is arranged in the water tank 1; the water inlet assembly 8 in the novel structure comprises a water inlet valve 81 and a water diversion pump 82, wherein the water inlet valve 81 is arranged in the water tank 1, and the water diversion pump 82 (a water pump with a waterproof function) is arranged at the bottom of the water tank 1 and is connected with the first water inlet channel 21 through a pipeline;

(2) The main body 2 is formed by injection molding, and is provided with an upper cover 26, a housing 27 and a gland 28, wherein a first water inlet channel 21, two water outlet channels 22 and 23 and two corresponding accommodating chambers 24 are formed in the housing 27, a water stop core 312 sleeved with an elastic pad 311 is correspondingly arranged in the accommodating chambers 24, the upper cover 26 is covered on the housing 27, and the upper cover 26 is buckled with the housing 27 through the gland 28 so as to be sealed and arranged with the housing 27; the upper cover 26 forms two channels 25A and 25B at positions corresponding to the accommodating chambers 24, and forms two protrusions 71 on the outer end surface of the upper cover 26, wherein the channels 25A and 25B penetrate the protrusions 71; the upper cover 26 is also provided with an assembly position 261 for fixing the shaft body 43, and of course, the upper cover 26 may be sealed and fixed to the housing 27 by ultrasonic welding;

(3) The bottom of the bridge piece 42 (namely the plugging part 421) is provided with water sealing gaskets 7, and the water sealing gaskets 7 are respectively positioned at two sides of the shaft body 43, so that the shaft body 43 can be used as a fulcrum for swinging and switching; after the assembly, the shaft body 43 penetrates through the assembly bit 261 and the bridging piece 42, so that the bridging piece 42 swings relative to the upper cover 26 by taking the shaft body 43 as a fulcrum;

(4) The position adjusting structure 44 and the buoyancy member 41 are installed, a C-shaped snap ring 442 is fastened on the screw adjusting rod 441, it should be noted that, a limit ring groove 4411 is formed at the position of the screw adjusting rod 441 where the C-shaped snap ring 442 is fastened, so that when the screw adjusting rod 441 and the buoyancy member 41 are displaced by screw, the bridge member 42 hinged with the screw adjusting rod 441 does not rotate along with the rotation of the screw adjusting rod 441, and only moves and swings linearly; after the C-shaped clamp ring 442 is buckled, the lugs 442A at the two ends of the C-shaped clamp ring are hinged with the bridging piece 42, and then the screw thread adjusting rod 441 is in screw thread fit with the buoyancy piece 41 (namely the buoyancy barrel 41); it should be noted that, the floating barrel 41 is first sleeved on the guide rod 11 formed in the water tank 1 before the screw adjusting rod 441 is screwed;

(5) Installing the water supplementing structure 5, and installing a one-way valve 52 on the main flushing water outlet waterways 22 and 23, wherein the one-way valve 52 is of the prior art, and not described in detail, and then respectively communicating the two ends of the second water inlet waterway 51 (namely a water inlet hose) with the one-way valve 52 and the water inlet valve 81;

(6) Connecting the connecting pipe with the first water inlet channel 21 on the shell 27, and conducting the water diversion pump 82 with the connecting pipe B to complete the whole assembly process;

when in use, the utility model is characterized in that:

(1) Starting a switch, and enabling the water inlet valve 81 to work so as to introduce water in a tap water pipeline into the water storage chamber 12;

(2) In the original state, the diversion pump 82 does not work, at this time, the first water inlet channel 21 is in a state of no full water, at this time, the channel 25A near one side of the float 41 is not blocked by the water sealing pad 7 of the bridge member 42, and the channel 25B at the other side of the shaft 43 is blocked;

(3) When flushing is needed (as shown in fig. 6), the diversion pump 82 is started to guide water in the water storage chamber 12 into the first water inlet channel 21, at this time, the water in the water tank 1 is led into the part, the water level is gradually reduced, after entering, the water flows into the water outlet channel 22 close to one side of the float bowl 41, namely, the water flows act on the edge parts of the elastic pad 311 and the water stop core 312 to jack up the elastic pad (at this time, the channel 25A of the accommodating chamber corresponding to the water outlet channel 22 is opened, the pressure of the accommodating chamber is higher than the atmospheric pressure, so that the elastic pad 311 is easily jacked up under the action of the water flow, and then the water flows out of the water outlet channel 22;

it should be noted that, the channel 25B at the other side is blocked by the water sealing pad 7 in the original state, so that water cannot flow out, because the whole accommodating chamber 24 is filled after water flow enters, the water outlet channel 23 is communicated with the atmosphere, and the pressure in the accommodating chamber 24 is high, so that the elastic pad 311 and the water sealing core 312 are pressed to block the water outlet channel 23 (namely, the water outlet channel 23 communicated with the main water flushing channel);

(4) Along with the discharge of the water flow, the water level in the water storage chamber 12 also drops, and the bridge 42 swings with the lever of the shaft 43, but in the balanced state (as shown in fig. 7), both channels 25A and 25B are opened, and at this time, the first water inlet channel 21 is discharged from both water outlet channels 22 and 23 respectively;

(5) The water in the water storage chamber 12 is continuously pumped (as shown in fig. 8), the water level is continuously lowered, the floating barrel 41 is continuously moved downwards, the bridge piece 42 is swung by the lever, the water sealing pad 7 at one side of the bridge piece, which is close to the floating barrel 41, gradually seals the channel 25A, after the sealed accommodating chamber 24 cannot drain water, the accommodating chamber 24 is continuously filled with water flow, the elastic pad 311 and the water sealing core 312 have no pressure on the surface facing the water outlet path 22, and then the water outlet path 22 is sealed by the water pressure of the accommodating chamber 24 (namely, the water outlet path 22 of the water brushing side channel is sealed); the other side is opened under the action of the lever structure, the water in the corresponding accommodating chamber 24 is discharged from the channel 25B, the water in the first water inlet channel 21 continuously acts on the water stop core 312 and the elastic pad 311, and the water outlet channel 23 (the water outlet channel 23 communicated with the main flushing channel) is opened to realize the effect of flushing dirt;

(6) When water in the water storage chamber 12 is discharged to a manually set position and then needs to be filled into the water storage chamber 12, the water inlet valve 81 is opened to supplement water to the water storage chamber 12, and meanwhile, the water is supplemented to the water outlet path 23 of the main flushing channel through the second water inlet path 51, so that the water is supplemented to form a deodorizing water seal; here, the second water inlet channel 51 is provided with a one-way valve 52, so that the water flow will not flow back to the second water inlet channel 51 when the water outlet channel 23 of the main flushing channel is flushed with dirt through the one-way valve 52; when the second water inlet channel 51 supplements water, one end of the water outlet channel 23 is communicated with the atmosphere, the other end is under the pressure of the accommodating chamber 24, and water flow is naturally discharged towards the direction of the toilet bowl and can not flow back to the first water inlet channel 21, so that the whole structural design is very ingenious, and the linkage and the relevance are strong;

in addition, when the water output of each water outlet channel 22, 23 needs to be adjusted or the water output time needs to be adjusted, the screw thread adjusting rod 441 can be used for screw thread displacement relative to the floating barrel 41, so that the position of the floating barrel 41 is adjusted, namely, the opening time of the adjusting channels 25A, 25B is adjusted, namely, the adjusting water level is correspondingly reduced, for example, the adjusting water output is switched, namely, the adjusting water output is equal.

The utility model provides a switching type drainage assembly and a water tank provided with the switching type drainage assembly, which are simple in structure, simple and convenient to manufacture, easy to realize and low in cost, and solve the problems that when the existing intelligent toilet motor switches water, the blocking piece is difficult to operate and switch due to back pressure, noise is large and water overflow is easy to occur; in the novel water outlet channel of the novel water closet is respectively corresponding to different water channels of the water closet, for example, a water channel with a side brushing water channel is used for flushing the water channel of the water closet pan surface, a main flushing water channel for flushing dirt and/or a water channel for supplementing water to realize water sealing and deodorization, the water quantity of each water channel, flushing time and the like are realized by the water level change of the water tank, the control is not performed by electronic elements such as a motor and an electromagnetic valve, the adjustable and orderly flushing is realized by a mechanical structure, the structure is more compact, the driving force for opening flushing and blocking is small (the pressure in a containing chamber is changed by using a blocking small hole, and the pressure difference of two end faces of a water blocking piece is adjusted to easily realize switching of water outlet); more importantly, the device has small noise and can easily realize the flushing function under the low-pressure state; the novel water stopping piece comprises the elastic pad and the water stopping core, the excellent sealing performance of the elastic pad is utilized to combine the effects of good pressure bearing capacity and quick response of the water stopping core, the elastic pad and the water stopping core are combined and then used for opening and closing each water outlet path, the structure is simple, the water sealing effect is good, and when the accommodating chamber is in decompression, water in the water inlet path easily pushes the elastic pad and the water stopping core to move so as to realize the conduction of the water inlet path and the water outlet path; the water stop core is also provided with the conical guide part, the elastic pad is easily guided to switch and block the water outlet channel through the action of the conical guide part, and the elastic pad can accurately and centrally block the water outlet channel edge, so that the phenomenon of water leakage caused by deflection is not easy to occur; the novel driving structure is realized by adopting the buoyancy piece and the bridging piece, the components are few, the structure is simple and compact, the bridging piece is used for switching the two channels to block the water by the lever structure, the flushing position of the toilet is changed, meanwhile, the buoyancy piece is used as a power source for the lever swing of the bridging piece, the traditional active force application mode is changed, the buoyancy is utilized slowly and uninterruptedly to generate position change, the current motor or other modes can not generate pause and contusion in the process, the opening and blocking of the channels are sequentially and smoothly carried out, the water passing area of the channels is gradually changed, the effect is better, and the noise is small; the novel water-saving toilet is also additionally provided with a position adjusting structure, the threaded adjusting rod is used as the middle part of the buoyancy part and the bridging part, and the water yield, the water outlet time and the like of each water channel of the toilet can be adjusted by rotating the adjusting threads, so that the novel water-saving toilet is simple and has high practicability; the novel water sealing device also comprises a water sealing pad, and the water sealing pad is arranged on the sealing part, so that the sealing is stable; more importantly, the convex part is formed at the position corresponding to the channel on the main body, and the surface of the convex part is arranged in an arc shape, so that the water sealing pad is easier to seal, the reliability after sealing is better, and water leakage is not easy to occur; the utility model discloses still be equipped with moisturizing structure, it and one of them water outlet road sharing realize the saving in space, and realize two play water function through the check valve design again and both can realize and do not interfere when sharing the play water route, whole structural design is ingenious for when the play water function is more perfect, overall structure, manufacturing process are simpler, and the assembly is easier.

The foregoing description of the embodiments and description is presented to illustrate the scope of the utility model, but is not to be construed as limiting the scope of the utility model.

Claims (10)

1. The switching type drainage assembly is arranged on a water tank of the intelligent toilet and is used for guiding and draining water in the water tank to each flushing waterway of the toilet;

the method is characterized in that: the switching type drainage assembly comprises a main body, at least two water sealing structures and a driving structure;

a main body, in which a first water inlet channel, at least two water outlet channels and a containing chamber respectively corresponding to the water sealing structure are formed, and the main body is provided with a channel for leading each containing chamber to be communicated with the outside of the main body;

the water sealing structure comprises a water sealing piece; the water stopping piece is arranged in the accommodating chamber and is used for opening and closing the corresponding water outlet passages respectively;

a driving structure for switching on any one of the channels or simultaneously on each of the channels;

any channel or channels are switched and opened through the driving structure, so that the pressure of the accommodating chamber is changed, the pressure difference is formed between the two end surfaces of the water stop in the accommodating chamber, and the first water inlet channel is switched and communicated with any water outlet channel or simultaneously communicated with a plurality of water outlet channels after the water stop is driven to move or deform.

2. A switched drain assembly as defined in claim 1, wherein: the water stop piece comprises an elastic pad and a water stop core, wherein the elastic pad is sleeved on the periphery of the water stop core, and the outer diameter of the elastic pad is larger than the inner diameter of the water outlet path; the water stop core is pressed against the end part of the water outlet path by the water pressure in the accommodating chamber; and when the channel is opened, the water in the corresponding accommodating chamber is discharged out of pressure, and the water in the water inlet channel acts on the edge of the elastic pad and pushes the elastic pad to open the blocked water outlet channel.

3. A switched drain assembly as defined in claim 2, wherein: one surface of the water stop core, which faces the water outlet channel, extends to form a cone-shaped guide part which is used for guiding the water stop core to be partially placed in the water outlet channel so that the elastic pad centrally opens and closes the corresponding water outlet channel.

4. A switched drain assembly according to claim 1, 2 or 3, wherein: the driving structure is acted by water stored in the water tank to switch and open any channel or channels.

5. A switched drain assembly as defined in claim 4, wherein: the driving structure comprises a buoyancy member and a bridge member, wherein the bridge member is hinged to the main body through a shaft body and forms lever swing by taking the shaft body as a fulcrum; the bridge piece forms blocking parts at two sides of the shaft body respectively, and the blocking parts switch and block any channel or synchronously open two channels along with the movement of the bridge piece; the other end of the bridge piece is hinged with the buoyancy piece; the buoyancy piece is displaced along with the water level change in the water tank, and the bridge piece is linked to swing by taking the shaft body as a fulcrum, so that any channel is switched and blocked or both channels are synchronously opened.

6. A switched drain assembly as defined in claim 5, wherein: the driving structure also comprises a position adjusting structure for adjusting the position of the buoyancy element; the position adjusting assembly comprises a threaded adjusting rod and a clamping ring, wherein the threaded adjusting rod is in threaded fit with the buoyancy member and is detachably and fixedly connected with the clamping ring; the snap ring is hinged to the bridge.

7. A switched drain assembly as defined in claim 5, wherein: the bridge piece is fixed on the sealing part of the sealing part; a convex part is formed outwards on the main body and corresponds to the opening part of the channel; the water sealing pad covers the protruding part to seal the channel.

8. A switched drain assembly as defined in claim 5, wherein: the water supplementing structure comprises a second water inlet channel and a one-way valve, wherein one water outlet channel is communicated with the second water inlet channel, and the one-way valve is arranged in the second water inlet channel.

9. A water tank with a switching type drainage assembly comprises a water storage chamber, a plurality of drainage holes and a water inlet assembly; the method is characterized in that: further comprising a switched drain assembly according to any one of claims 1 to 8; the drainage assembly is arranged in the water storage chamber, and two water outlets of the drainage assembly are respectively correspondingly communicated with the drainage hole; the water inlet assembly is communicated with the water inlet pipe and is used for introducing water into the water storage chamber, the first water inlet channel and the second water inlet channel.

10. A tank equipped with a switched drain assembly as defined in claim 9, wherein: the water inlet assembly comprises a water inlet valve and a water diversion pump, and the water inlet valve is used for introducing water of the water inlet pipe into the water storage chamber and conducting a second water inlet channel; the diversion pump is used for guiding water in the water storage chamber into the first water inlet channel.