TWM479331U - Automatic flusher toilet - Google Patents

Description

Automatic induction flush toilet

The present invention relates to a toilet, and more particularly to an automatic induction flush toilet.

The toilet is a necessary household device in today's sanitary equipment. It is required to press or press the rotary flush switch to flush the toilet. For the elderly or the inconvenient, it is weak or turn to complete the pressing. The action of the water switch, or often forgetting to press the flush switch after flushing, is often a major problem in home care. In addition, in the case of public toilets, due to the large number of users, there are many invisible bacteria on the flushing switch, which may cause people to be infected with germs when used. Therefore, how to create an automatic flushing toilet, the user does not need to directly control the flushing switch by hand, can achieve the purpose of cleaning the toilet, which will be actively explored by the creative office.

Therefore, the purpose of the present invention is to provide an automatic induction flush toilet.

Therefore, the novel automatic induction flush toilet comprises a toilet seat and a flushing unit.

The toilet seat includes a recessed shape from a top surface adjacent to the front end a bowl and a drain channel connecting the bowl.

The flushing unit is disposed on the toilet seat, and includes an electric control valve member having a water inlet end connected to an external water source and a first water outlet end, a capacitive sensing component disposed on the toilet seat, and an electrical connection A valve processor and a microcomputer processor for the capacitive sensing element.

Wherein, when the capacitive sensing component senses a change in capacitance of the human body, the microcomputer processor controls the electronically controlled valve member to allow water of the external water source to perform a flushing action of the bowl through the first water outlet end.

Preferably, the capacitive sensing element is disposed at a front end of the toilet seat.

Preferably, the capacitive sensing element is disposed at an inner side of the front end of the toilet seat adjacent to the top surface, and extends rearward along the circumferential side of the bowl slot adjacent to the front end of the toilet seat.

Preferably, the flushing unit further comprises a water outlet provided at a top edge of the bowl surface of the bowl, the water outlet connecting the first water outlet end of the electronically controlled valve member.

Preferably, the flushing unit further includes a water level sensing element disposed adjacent to the bowl seat and corresponding to a first water level, and electrically connected to the microcomputer processor.

Preferably, the microcomputer processor has a determination program built in, and the determination program can determine the amount of water discharged when flushing according to the duration of the change of the capacitance sensed by the capacitive sensing element.

Preferably, the microcomputer processor has a built-in judging program, when the capacitive sensing element senses a change in capacitance of the human body and has a small duration At a first second, the determination program determines that the toilet is in an unused state; when the capacitive sensing element senses a change in capacitance of the human body approaching and lasts for more than a first second and less than a second second The determining program determines that the toilet is in a first use state, and the microcomputer processor controls the electronically controlled valve member such that the water output of the first water outlet is a first water output when flushing; when the capacitive sensing component When the capacitance of the human body is sensed to change and the duration is greater than a second second, the determining program determines that the toilet is in a second use state, and the microcomputer processor controls the electronically controlled valve member to make the first water outlet end The amount of water in the water is a second amount of water.

Preferably, the flushing unit further includes a flushing sensing element disposed at a side of the rear end of the toilet seat and electrically connected to the microcomputer processor. When the flushing sensing element is sensed, the microcomputer processor controls the The electrically controlled valve member flushes the bowl.

Preferably, the flushing unit further includes a spray nozzle disposed adjacent to the drain passage and capable of injecting water into the drain passage, the electronically controlled valve member further having a connection to the spray nozzle The second outlet.

Preferably, the flushing unit performs a flushing process for the bowl: the microcomputer processor controls the electronically controlled valve member to control the electric control valve after flushing and cleaning the bowl surface of the bowl Disposing the spray nozzle to spray water to the sewage channel, and then controlling the electronic control valve member to make water for the bowl at the first water outlet until the water level sensing element senses that the water level in the bowl reaches the first The water level is up.

Preferably, the automatic induction flush toilet further comprises a water connecting the external water source and the water inlet end of the electronically controlled valve member and electrically connecting the flushing unit Power generation unit.

The function of the present invention is to sense the change of the capacitance when the human body is approached by the capacitive sensing element disposed at the front end of the toilet, and the microcomputer processor controls the electronically controlled valve member to allow the water of the external water source to pass through the first water outlet. The flushing action of the bowl to achieve the effect of automatic flushing.

1‧‧‧ toilet seat

11‧‧‧ Bowl

111‧‧‧ bowl noodles

12‧‧‧ Cover

13‧‧‧ accommodating slots

14‧‧‧Sewage channel

2‧‧‧ flushing unit

21‧‧‧Water spout

22‧‧‧Spray nozzle

23‧‧‧Electric control valve

231‧‧‧ into the water

232‧‧‧First water outlet

233‧‧‧Second water outlet

24‧‧‧Capacitive sensing elements

25‧‧‧Water level sensing element

26‧‧‧ flushing sensing element

27‧‧‧Microcomputer processor

271‧‧‧Judgement program

3‧‧‧Hydroelectric unit

9‧‧‧External water source

Other features and advantages of the present invention will be apparent from the following detailed description of the preferred embodiments of the accompanying drawings in which: FIG. 1 is a perspective view of a preferred embodiment of the present invention; and FIG. A cross-sectional view of a preferred embodiment; and FIG. 3 is a schematic view showing the electrical connection relationship of the components of a flush unit of the preferred embodiment and the electrical connection relationship between the flushing unit and a hydroelectric power unit.

Referring to Figures 1, 2 and 3, a preferred embodiment of the automatic flush toilet comprises a toilet seat 1, a flushing unit 2 and a hydropower unit 3.

The toilet seat 1 includes a bowl 11 formed by recessing the top surface adjacent to the front end, a receiving groove 13 formed by recessing the top surface adjacent to the rear end and having a cover 12, and a communication hole The drain passage 14 of the bowl 11 is provided.

The flushing unit 2 is disposed on the toilet seat 1 and includes a water outlet 21, an injection nozzle 22, an electrically controlled valve member 23, and a capacitive sensing element. 24. A water level sensing element 25, a flush sensing element 26, and a microcomputer processor 27. The water spout 21 is disposed at the top edge of the bowl surface 111 of the bowl 11. The spray nozzle 22 is disposed at the bowl 11 adjacent to the drain passage 14 and can spray water into the drain passage 14. The electronically controlled valve member 23 is disposed in the receiving slot 13 of the toilet seat 1 and has a water inlet end 231 connected to an external water source 9, a first water outlet end 232 connecting the water outlet nozzle 21, and a connection nozzle. The second water outlet end 233 of 22. The capacitive sensing element 24 is disposed at an inner surface of the front end of the toilet seat 1 adjacent to the top surface, and extends rearward along the circumferential side of the front end of the toilet seat 1 along the bowl 11 . The water level sensing element 25 is disposed adjacent to the bowl 11 and corresponding to a first water level. The flushing sensing element 26 is disposed at a side of the rear end of the toilet seat 1. The microcomputer processor 27 is disposed in the receiving slot 13 of the toilet seat 1 and has a determination program 271 built therein, and electrically connects the electronic control valve member 23, the capacitive sensing element 24, the water level sensing element 25, and the flushing water. Inductive element 26.

When the capacitive sensing component 24 senses a change in capacitance of the human body and the duration is less than a first second, the determining program 271 determines that the toilet 1 is in an unused state; when the capacitive sensing component 24 senses the human body When the close capacitance changes and the duration is greater than a first second and less than a second second, the determining program 271 determines that the toilet 1 is in a first use state, and the microcomputer processor 27 controls the electronic control valve member 23 The water of the external water source 9 is caused to perform the flushing operation of the bowl 11 through the water outlet 21, and the water discharge amount of the water outlet 21 is a first water output amount; when the capacitance sensing element 24 senses the proximity of the human body When the capacitance changes and the duration is greater than a second second, the determining program 271 determines that the toilet 1 is in a second In the state of use, the microcomputer processor 27 controls the electronic control valve member 23 to allow the water of the external water source 9 to perform the flushing operation of the bowl 11 through the water outlet 21, and the water discharge amount of the water outlet nozzle 21 is one at this time. The second amount of water. In the preferred embodiment, the first second number is set to 7 seconds, the second second number is set to 60 seconds, and the first use state is usually a small number and the second use state is a large size. Therefore, the second water discharge amount is greater than the first water discharge amount to achieve flushing of the bowl 11 and the dirt can be taken away, and can effectively control the water usage amount after flushing in different use states to achieve water saving effect. .

However, in addition to the above-described capacitive sensing element 24 performing the change of the capacitance generated by the proximity of the human body, the flushing control is performed on the bowl 11 , and the flushing sensing element 26 can be manually sensed to directly perform flushing on the bowl 11 . Action, at this time, the microcomputer processor 27 controls the electronically controlled valve member 23 such that the water discharge amount of the water outlet nozzle 21 is the first water discharge amount. In the preferred embodiment, the flushing sensing element 26 is capacitively sensed, but the flushing sensing element 26 is not limited to the sensing method described above, and can also be controlled by infrared sensing or other non-contact sensing methods. .

The flushing unit 2 performs a flushing process for the bowl 11 to: the microcomputer processor 27 controls the electronically controlled valve member 23 to allow the water of the external water source 9 to form a tornado through the nozzle 21 on the bowl surface of the bowl 11 Vortexing, and flushing the bowl surface 111 of the bowl 11 from the top edge of the bowl surface 111 of the bowl 11 toward the drain passage 14; then, the microcomputer processor 27 controls the electronically controlled valve member 23 to make the spray water The nozzle 22 sprays water toward the drain passage 14, and the water entrained with the dirt is discharged through the drain passage 14. Finally, the microcomputer processor 27 controls the electronically controlled valve member 23 such that the water outlet 21 is The bowl 11 is hydrated until the water level sensing element 25 senses that the water level in the bowl 11 reaches the first water level.

The hydroelectric power unit 3 is connected to the external water source 9 and the water inlet end 231 of the electronically controlled valve member 23 and is electrically connected to the flushing unit. The hydroelectric power unit 3 is configured to push the power generating turbine (not shown) to generate electricity and store the unused electric energy when the water is flushed into the bowl 11 , once the electric energy stored in the hydroelectric power unit 3 is stored. When the limit value is reached, the microcomputer processor 27 controls the electronically controlled valve member 23 to directly perform the action of flushing the bowl 11 to generate electricity. It is worth mentioning that the power supply mode of the automatic flush toilet is not limited to the above manner, and the power can be supplied by a general DC/AC power source.

In summary, the automatic flush toilet of the present invention senses the change of the capacitance when the human body approaches when the capacitive sensing element 24 disposed at the front end portion of the toilet 1 passes, and passes the judgment program 271 to determine the duration of the change of the capacitance. The usage state of the toilet 1 is determined, and the microcomputer processor 27 performs flushing control of different water discharges for the bowl 11 for different use states, thereby not only achieving the effect of automatic flushing, but also achieving effective water saving and The effect of washing the bowl 11 and discharging the dirt, and the hydroelectric unit 3 is hydroelectrically generated when flushing, and when the battery is not used for a long time, the stored electric energy is lower than the lower limit, the microcomputer processes The device 27 will automatically control the water pumping to generate electricity to achieve the effect of power saving, so it can achieve the purpose of the novel.

However, the above description is only a preferred embodiment of the present invention, and it is not possible to limit the scope of the present invention to the present invention. The simple equivalent changes and modifications made in the scope of patent application and the contents of the patent specification are still within the scope of this new patent.

1‧‧‧ toilet seat

11‧‧‧ Bowl

111‧‧‧ bowl noodles

12‧‧‧ Cover

13‧‧‧ accommodating slots

14‧‧‧Sewage channel

2‧‧‧ flushing unit

21‧‧‧Water spout

22‧‧‧Spray nozzle

23‧‧‧Electric control valve

231‧‧‧ into the water

232‧‧‧First water outlet

233‧‧‧Second water outlet

24‧‧‧Capacitive sensing elements

25‧‧‧Water level sensing element

3‧‧‧Hydroelectric unit

9‧‧‧External water source

Claims (11)

An automatic induction flushing toilet comprises: a toilet seat comprising a bowl groove formed by a downward recessed from a top surface adjacent to the front end, and a drain passage communicating with the bowl slot; and a flushing unit disposed on the toilet seat And an electric control valve member having a water inlet end and a first water outlet end connected to an external water source, a capacitive sensing element disposed on the toilet seat, and an electrical connection between the electronically controlled valve member and the capacitive sensing element a microcomputer processor; wherein, when the capacitive sensing component senses a change in capacitance of the human body, the microcomputer processor controls the electronically controlled valve member to allow water of the external water source to perform flushing operation of the bowl through the first water outlet end . The automatic induction flush toilet of claim 1, wherein the capacitive sensing element is disposed at a front end of the toilet seat. The automatic induction flushing toilet according to claim 2, wherein the capacitive sensing element is disposed at an inner side of the front end of the toilet seat adjacent to the top surface, and extends rearward along the circumferential side of the bowl groove adjacent to the front end of the toilet seat. The automatic induction flushing toilet of claim 1, wherein the flushing unit further comprises a water outlet provided at a top edge of the bowl surface of the bowl, the water outlet connecting the first water of the electronically controlled valve member end. The automatic induction flushing toilet according to claim 1, wherein the flushing unit further comprises a water level sensing element, the water level sensing element is disposed adjacent to the bowl seat and corresponding to a first water level, and is electrically connected. The microcomputer processor. The automatic induction flush toilet according to claim 1, wherein the micro-electricity The brain processor has a built-in judgment program, and the judgment program can determine the amount of water discharged when flushing according to the duration of the change of the capacitance sensed by the capacitive sensing element. The automatic induction flushing toilet according to claim 1, wherein the microcomputer processor has a built-in judgment program, and when the capacitive sensing element senses a change in capacitance of the human body and the duration is less than a first second, the judgment The program determines that the toilet is in an unused state; when the capacitive sensing component senses a change in capacitance of the human body and the duration is greater than a first second and less than a second second, the determining program determines that the toilet is in the first a state of use, and the microcomputer processor controls the electronically controlled valve member such that the water output of the first water outlet is a first water output when the water is flushed; when the capacitance sensing element senses a change in capacitance of the human body and the duration When it is greater than a second second, the determining program determines that the toilet is in a second use state, and the microcomputer processor controls the electronically controlled valve member such that the water output of the first water outlet is a second out when flushing The amount of water. The automatic induction flushing toilet of claim 1, wherein the flushing unit further comprises a flushing sensing element disposed at a rear end of the toilet seat and electrically connected to the microcomputer processor, when the flushing sensing element is subjected to When sensing, the microcomputer processor controls the electronically controlled valve member to flush the bowl. The automatic induction flushing toilet of claim 5, wherein the flushing unit further comprises a spray nozzle disposed adjacent to the drain passage and capable of injecting water into the drain passage, the electricity The control valve member also has a second water outlet end that connects the spray nozzle. The automatic induction flushing toilet according to claim 9, wherein the flushing unit performs a flushing process for the bowl: the microcomputer processor controls the electronically controlled valve member to cause the first water outlet to perform flushing cleaning. After the bowl surface of the bowl is controlled, the electronically controlled valve member is controlled such that the spray nozzle is sprayed and drained toward the drain passage, and then the electronically controlled valve member is controlled such that the first outlet end replenishes the bowl until the water level sensing element The water level in the bowl is sensed to reach the first water level. The automatic induction flush toilet according to claim 1, further comprising a hydroelectric power unit connected between the external water source and the water inlet end of the electronically controlled valve member and electrically connected to the flushing unit.