A toilet flushing control system, a flushing control method and a toilet

Abstract

The application discloses a toilet flushing control system, a flushing control method and a toilet. The toilet flushing control system comprises a water tank arranged at the rear part of a toilet body, the water tank is provided with a water storage cavity and a drain port; a drainage mechanism is provided with a sealing disc which is used for opening and closing the drain port; a water inlet mechanism is provided with a water outlet channel which is used for supplying water to the water storage cavity; a switching mechanism comprises a switching body provided with the water inlet channel, a first water outlet channel and a second water outlet channel, the switching mechanism further comprises a switching piece and a control unit provided with a float, the float is lifted or dropped along with the water level of the water tank, when the float is lifted, the switching piece is moved to a first position under the action of the control unit, so that the water inlet channel is communicated with the first water outlet channel, when the float is dropped, the switching piece is moved to a second position under the action of the control unit, so that the water inlet channel is communicated with the second water outlet channel. The water tank water level is used for controlling the waterway switching, electricity is not needed, the structure is simple, the function is stable, and the flushing effect is good.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of bathroom, in particular to a toilet flushing control system, a flushing control method and a toilet. BACKGROUND

[0002] The existing toilet is usually provided with a brush circle waterway and a main flushing waterway, a switching valve is connected at the rear end of a water inlet valve or a water pump, and then water flow switching is controlled to the brush circle waterway and the main flushing waterway. However, the existing switching valve is usually an electric control valve, so it must rely on electricity, and once a fault occurs, it is troublesome to replace and repair, and the product life is limited. SUMMARY

[0003] The present application provides a toilet flushing control system, a flushing control method and a toilet, which utilizes a water tank water level to control waterway switching, does not need electricity, has a simple structure, stable function and good flushing effect.

[0004] To achieve the above-mentioned purpose, the technical scheme adopted by the present application is as follows:

[0005] A toilet flushing control system comprises:

[0006] A water tank is arranged at the rear part of the toilet body, and the water tank has a water storage cavity and a drain port;

[0007] A drain mechanism has a sealing disc that is openably and closably connected to the drain port;

[0008] A water inlet mechanism has a water outlet passage for supplying water to the water storage cavity;

[0009] A switching mechanism comprises a switching body having a water inlet passage, a first water outlet passage and a second water outlet passage, the switching mechanism further comprises a switching piece, and a control unit having a float, the float rises or falls with the water level of the water tank, when the float rises, the switching piece moves to a first position under the action of the control unit, so that the water inlet passage is in communication with the first water outlet passage, and when the float falls, the switching piece moves to a second position under the action of the control unit, so that the water inlet passage is in communication with the second water outlet passage.

[0010] Preferably, the drain mechanism comprises a hydraulic drive unit, the hydraulic drive unit comprises a hydraulic cavity and a driving piece, the driving piece drives the sealing disc to move under the pressure of the hydraulic cavity, wherein the hydraulic cavity is in communication with the first water outlet passage, and when the switching piece moves to the first position, the water inlet passage supplies water to the first water outlet passage and the hydraulic cavity.

[0011] Preferably, a capsule is arranged in the hydraulic cavity, the capsule is connected to the first water outlet passage through a connector, and the capsule expands under the action of water pressure and drives the driving piece to move.

[0012] Preferably, a water pump is arranged in the water storage cavity, and the water pump has a water pumping channel communicating with the water storage cavity and the water inlet channel.

[0013] Preferably, the water drainage mechanism is a water drainage valve arranged in the water storage cavity, and the water pump is arranged at one side of the water drainage valve.

[0014] Preferably, the water inlet mechanism is a pressure difference type water inlet valve arranged in the water storage cavity, and the switching mechanism is arranged on the pressure difference type water inlet valve.

[0015] Preferably, the control unit further comprises a pressure channel capable of communicating with the water inlet channel, and a water stop assembly for opening and closing the pressure channel, the water stop assembly closes the pressure channel when the float rises, and the water stop assembly opens the pressure channel when the float falls.

[0016] Preferably, the water stop assembly comprises a water stop pad and a gland, a back pressure cavity is formed between the water stop pad and the gland, the water stop pad is in opening and closing cooperation with the pressure channel, the gland is provided with a pressure relief hole communicating the back pressure cavity with the outside, and the application further comprises a lifting rod linked with the float, the lifting rod is used for opening and closing the pressure relief hole, wherein the lifting rod closes the pressure relief hole when the float rises, and the lifting rod opens the pressure relief hole when the float falls.

[0017] The application further provides a toilet flushing control method, comprising the toilet flushing control system as described in any one of the above, in an initial state, the water level of the water storage cavity is at the working water level, the float rises, and the switching piece is moved to the first position under the action of the control unit, so that the water inlet channel is communicated with the first water outlet channel, in working, the water inlet channel supplies water to the first water outlet channel first, and the sealing disc is controlled to open the water drainage opening, when the water level of the water storage cavity falls to a preset height, the float falls, and the switching piece is moved to the second position under the action of the control unit, so that the water inlet channel is communicated with the second water outlet channel and then supplies water to the second water outlet channel.

[0018] The application further provides a toilet, comprising the toilet flushing control system as described in any one of the above, the toilet is provided with a brushing circle water path at the upper part of the toilet bowl and a main flushing water path at the bottom of the toilet bowl, the first water outlet channel is communicated with the brushing circle water path, and the second water outlet channel is communicated with the main flushing water path.

[0019] The application further provides a toilet comprising the toilet flushing control system described in any one of the preceding items, the toilet being provided with a rim waterway at an upper portion of a bowl and a main flushing waterway at a bottom portion of the bowl, and further comprising an auxiliary flushing waterway in communication with the main flushing waterway, wherein the first water outlet channel is in communication with the rim waterway, and the second water outlet channel is in communication with the auxiliary flushing waterway.

[0020] The application has the following beneficial effects:

[0021] 1. A toilet flushing control system, a toilet flushing control method and a toilet, comprising a water tank arranged at a rear portion of a toilet body, the water tank having a water storage cavity and a water outlet; a water discharge mechanism having a sealing disc in open-close cooperation with the water outlet; a water inlet mechanism having a water outlet channel for supplying water to the water storage cavity; a switching mechanism comprising a switching body having a water inlet channel, a first water outlet channel and a second water outlet channel, the switching mechanism further comprising a switching piece and a control unit having a float, the float rising or falling with a water level of the water tank, when the float rises, the switching piece is moved to a first position under the action of the control unit, so that the water inlet channel is in communication with the first water outlet channel, when the float falls, the switching piece is moved to a second position under the action of the control unit, so that the water inlet channel is in communication with the second water outlet channel, the water tank water level is used to control the waterway switching, no electricity is needed, the structure is simple, the function is stable, and the flushing effect is good.

[0022] 2. The water discharge mechanism comprises a hydraulic drive unit, the hydraulic drive unit comprising a hydraulic cavity and a driving piece, the driving piece driving the sealing disc to move under the pressure of the hydraulic cavity, wherein the hydraulic cavity is in communication with the first water outlet channel, when the switching piece moves to the first position, the water inlet channel supplies water to the first water outlet channel and the hydraulic cavity, the switching mechanism is used to control the water discharge mechanism to automatically discharge water, the structure is simple, and the operation is convenient.

[0023] 3. The switching body is further sleeved with a water stop cup, the float is arranged in the water stop cup and rises or falls with a water level in the water stop cup, the water stop cup is provided with a water leakage hole, so as to facilitate control of the falling time of the float. BRIEF DESCRIPTION OF DRAWINGS

[0024] The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and serve to explain the principles of the application. In the drawings:

[0025] Figure 1 It is an assembly view of the toilet flushing control system of the application;

[0026] Figure 2A perspective view of a water inlet mechanism of a toilet flushing control system according to the present application;

[0027] Figure 3 A perspective view of a water outlet mechanism of a toilet flushing control system according to the present application;

[0028] Figure 4 A sectional view of the water outlet mechanism of the toilet flushing control system according to the present application;

[0029] Figure 5 A sectional view of the water outlet mechanism of the toilet flushing control system according to the present application;

[0030] Figure 6 A perspective view of a switching mechanism of a toilet flushing control system according to the present application;

[0031] Figure 7 A perspective view of a switching mechanism of a toilet flushing control system according to the present application;

[0032] Figure 8 A sectional view of the switching mechanism of the toilet flushing control system according to the present application;

[0033] Figure 9 A sectional view of the switching mechanism of the toilet flushing control system according to the present application;

[0034] 10, switching body; 11, water inlet passage; 12, first water outlet passage; 13, second water outlet passage; 14, pressure passage; 15, first chamber; 16, second chamber; 161, overflow hole; 17, cross pipe; 20, switching member; 30, float; 40, water stop assembly; 41, water stop pad; 42, gland; 421, pressure relief hole; 43, back pressure chamber; 44, lifting rod; 50, valve core; 60, water stop cup; 70, adjusting piece; 80, water outlet mechanism; 81, sealing disc; 82, capsule; 83, driving member; 90, water inlet mechanism; 100, water pump; 110, water suction passage. DETAILED DESCRIPTION

[0035] In order to make the technical problems to be solved by the present application, technical solutions and beneficial effects more clear and understandable, the present application will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and do not limit the present application.

[0036] As shown in Figures 1 to 9 , a toilet flushing control system comprises:

[0037] A water tank (not shown) is arranged at the rear of the toilet body, and the water tank has a water storage cavity and a water outlet;

[0038] The drainage mechanism 80 has a sealing disc 81 that cooperates with the opening and closing of the drain outlet;

[0039] The water inlet mechanism 90 has a water outlet channel for supplying water to the water storage chamber;

[0040] The switching mechanism includes a switching body 10 having an inlet channel 11, a first outlet channel 12, and a second outlet channel 13. The switching mechanism also includes a switching component 20 and a control unit having a float 30. The float 30 rises or falls with the water level in the tank. When the float 30 rises, the switching component 20 moves to a first position under the action of the control unit, so that the inlet channel 11 is connected to the first outlet channel 12. When the float 30 falls, the switching component 20 moves to a second position under the action of the control unit, so that the inlet channel 11 is connected to the second outlet channel 13.

[0041] like Figure 5 As shown, in this embodiment, the drainage mechanism 80 includes a hydraulic drive unit, which includes a hydraulic chamber and a drive component 83. The drive component 83 drives the sealing disc 81 to move under the pressure of the hydraulic chamber. The hydraulic chamber is connected to the first water outlet channel 12. When the switching component 20 moves to the first position, the water inlet channel 11 supplies water to the first water outlet channel 12 and the hydraulic chamber.

[0042] In this embodiment, a bladder 82 is provided inside the hydraulic cavity. The bladder 82 is connected to the first water outlet channel 12 through a connector. The bladder 82 expands under water pressure, thereby driving the drive component 83 to move.

[0043] like Figure 3 As shown, in this embodiment, a water pump 100 is also provided in the water storage chamber, and the water pump 100 has a water pumping channel 110 that connects the water storage chamber and the water inlet channel 11.

[0044] In this embodiment, the drainage mechanism 80 is a drain valve installed in the water storage chamber, and the water pump 100 is installed on one side of the drain valve.

[0045] In this embodiment, the water inlet mechanism 90 is a pressure differential water inlet valve installed in the water storage chamber, and the switching mechanism is installed on the pressure differential water inlet valve.

[0046] like Figures 6 to 9As shown, in the embodiment, the control unit further comprises a pressure channel 14 capable of communicating with the water inlet channel 11, and a water stop assembly 40 for opening and closing the pressure channel 14, when the float 30 floats up, the water stop assembly 40 closes the pressure channel 14, and when the float 30 falls down, the water stop assembly 40 opens the pressure channel 14.

[0047] In the embodiment, the water stop assembly 40 comprises a water stop pad 41 and a gland 42, a back pressure cavity 43 is formed between the water stop pad 41 and the gland 42, the water stop pad 41 is in opening and closing cooperation with the pressure channel 14, the gland 42 is provided with a pressure relief hole 421 communicating the back pressure cavity 43 with the outside, and further comprises a lifting rod 44 linked with the float 30, the lifting rod 44 is used for opening and closing the pressure relief hole 421, wherein, when the float 30 floats up, the lifting rod 44 closes the pressure relief hole 421, and when the float 30 falls down, the lifting rod 44 opens the pressure relief hole 421.

[0048] In the embodiment, one side of the switching body 10 is provided with a first chamber 15 and a second chamber 16 arranged in a direction perpendicular to the water inlet channel 11, the water stop assembly 40 is arranged in the first chamber 15, a cross pipe 17 communicating the water inlet channel 11 with the first chamber 15 is arranged in the first chamber 15, a valve core 50 is arranged in the second chamber 16, the switching piece 20 is movably arranged in the valve core 50, a flow hole 161 communicating the first chamber 15 and the second chamber 16 is arranged in the side wall of the second chamber 16, and specifically, the first chamber 15 and the second chamber 16 are communicated to constitute the pressure channel 14.

[0049] In the embodiment, further comprising an adjusting piece 70 movably arranged at the water leakage hole, the flow area of the water leakage hole is adjusted through the adjusting piece 70, the falling time of the float 30 is further adjusted, and the switched water amount is further adjusted.

[0050] The application further provides a toilet flushing control method, comprising the toilet flushing control system, in the initial state, the water level of the water storage cavity is at the working water level, the float 30 floats up, the switching piece 20 is moved to the first position under the action of the control unit, so that the water inlet channel 11 is communicated with the first water outlet channel 12, in the working state, the water inlet channel 11 supplies water to the first water outlet channel 12 first, and the sealing disc 81 is controlled to open the drain port, when the water level of the water storage cavity drops to the preset height, the float 30 falls down, the switching piece 20 is moved to the second position under the action of the control unit, so that the water inlet channel 11 is communicated with the second water outlet channel 13, and the second water outlet channel 13 is supplied with water.

[0051] The application further provides a toilet comprising the toilet flushing control system, the toilet is provided with a rim water path at the upper part of the toilet bowl and a main flushing water path at the bottom of the toilet bowl, the first water outlet channel 12 is connected with the rim water path, and the second water outlet channel 13 is connected with the main flushing water path.

[0052] The application further provides a toilet comprising the toilet flushing control system, the toilet is provided with a rim water path at the upper part of the toilet bowl and a main flushing water path at the bottom of the toilet bowl, the toilet further comprises an auxiliary flushing water path connected with the main flushing water path, the first water outlet channel 12 is connected with the rim water path, and the second water outlet channel 13 is connected with the auxiliary flushing water path.

[0053] The specific working process of the embodiment is as follows:

[0054] In the initial state, the float 30 is floated up under the water level of the water tank, when the float 30 is floated up, the lifting rod 44 closes the pressure relief hole 421, the water stop pad 41 is closed under the pressure of the back pressure cavity 43, the switching piece 20 is located at the first position, at this time, the water inlet channel 11 is connected with the first water outlet channel 12, and then the water inlet channel 11 supplies water to the first water outlet channel 12.

[0055] When working, the water pump 100 is started to work, the water suction channel 110 sucks the water in the water tank to the water inlet channel 11, the water inlet channel 11 supplies water to the first water outlet channel 12 and the capsule 82, the capsule 82 expands and drives the sealing disc 81 to open the drain outlet, when the water level of the water tank is lowered, the water in the water stop cup 60 leaks slowly through the water leakage hole, when the float 30 falls, the lifting rod 44 opens the pressure relief hole 421, the pressure of the back pressure cavity 43 is released through the pressure relief hole 421, the water stop pad 41 is opened under the pressure of the water inlet channel 11, the pressure channel 14 overcomes the elastic force of the elastic piece, and then drives the switching piece 20 to move to the second position under the pressure of the pressure channel 14, at this time, the water inlet channel 11 is connected with the second water outlet channel 13, and then the water inlet channel 11 supplies water to the second water outlet channel 13, and the water in the second water outlet channel 13 combines with the water discharged from the drain outlet to complete a strong flushing.

[0056] The above description shows and describes the preferred embodiments of the application, as previously described, it should be understood that the application is not limited to the forms disclosed herein, should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the inventive concept described herein, through the above teaching or related technical or knowledge. The modification and change made by the person skilled in the art without departing from the spirit and scope of the application shall be within the protection scope of the claims of the application.

Claims

1. A toilet flushing control system, characterized by, The utility model relates to a toilet with a water tank, a water inlet mechanism, a water outlet mechanism and a switching mechanism. The water tank is arranged at the rear of the toilet body and has a water storage cavity and a water outlet. The water outlet mechanism has a sealing disc that is opened and closed with the water outlet. The water inlet mechanism has a water outlet channel for supplying water to the water storage cavity. The switching mechanism includes a switching body with a water inlet channel, a first water outlet channel and a second water outlet channel. The switching mechanism also includes a switching piece and a control unit with a float that rises and falls with the water level in the water tank. When the float rises, the switching piece moves to a first position under the action of the control unit, so that the water inlet channel is connected to the first water outlet channel.

2. A toilet flushing control system according to claim 1, wherein, When the float falls, the switching piece moves to a second position under the action of the control unit, so that the water inlet channel is connected to the second water outlet channel.

3. A toilet flushing control system according to claim 2, wherein, The control unit also includes a pressure channel that can be connected to the water inlet channel and a water stop assembly for opening and closing the pressure channel.

4. A toilet flushing control system according to claim 1, wherein, When the float rises, the water stop assembly closes the pressure channel.

5. A toilet flushing control system according to claim 4, wherein, When the float falls, the water stop assembly opens the pressure channel and drives the switching piece to move to the second position under the pressure of the pressure channel.

6. A toilet flushing control system according to claim 1, wherein, The water stop assembly includes a water stop pad and a gland. The water stop pad and the gland form a back pressure cavity. The water stop pad is opened and closed with the pressure channel. The gland is provided with a pressure relief hole that connects the back pressure cavity and the outside. The lifting rod is used to open and close the pressure relief hole. When the float rises, the lifting rod closes the pressure relief hole. When the float falls, the lifting rod opens the pressure relief hole. The water outlet mechanism includes a hydraulic drive unit. The hydraulic drive unit includes a hydraulic cavity and a driving piece. The driving piece drives the sealing disc to move under the pressure of the hydraulic cavity. The hydraulic cavity is connected to the first water outlet channel. When the switching piece moves to the first position, the water inlet channel supplies water to the first water outlet channel and the hydraulic cavity. The hydraulic cavity is provided with a capsule. The capsule is connected to the first water outlet channel through a joint. The capsule expands under the water pressure and drives the driving piece to move. The utility model also includes a water pump arranged in the water storage cavity. The water pump has a water pumping channel that connects the water storage cavity and the water inlet channel. The water outlet mechanism is a water outlet valve arranged in the water storage cavity. The water pump is arranged on one side of the water outlet valve. The switching mechanism is arranged on the pressure difference water inlet valve.

7. A method of controlling flushing of a toilet, characterized by, The toilet flushing control system according to any one of claims 1 to 6, wherein, in an initial state, the water level in the water storage cavity is at the working water level, the float is floating, and the switching member is moved to the first position under the action of the control unit, so that the water inlet channel is in communication with the first water outlet channel; in operation, the water inlet channel supplies water to the first water outlet channel first, and the control sealing disc is opened to discharge water at the same time; when the water level in the water storage cavity drops to a preset height, the float falls, and the switching member is moved to the second position under the action of the control unit, so that the water inlet channel is in communication with the second water outlet channel and supplies water to the second water outlet channel.

8. A toilet characterized by The toilet flushing control system according to any one of claims 1 to 6, wherein the toilet is provided with a rim water channel at the upper part of the bowl and a main flushing water channel at the bottom of the bowl, the first water outlet channel is in communication with the rim water channel, and the second water outlet channel is in communication with the main flushing water channel.

9. A toilet characterized by The toilet flushing control system according to any one of claims 1 to 6, wherein the toilet is provided with a rim water channel at the upper part of the bowl and a main flushing water channel at the bottom of the bowl, and further comprises an auxiliary flushing water channel in communication with the main flushing water channel, wherein the first water outlet channel is in communication with the rim water channel, and the second water outlet channel is in communication with the auxiliary flushing water channel.

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