阅读说明：本技术 物联网微水冲便系统及洁厕方法 (Internet of things micro-water toilet flushing system and toilet cleaning method ) 是由 侯亚军 于 2021-08-11 设计创作，主要内容包括：本发明提供一种物联网微水冲便系统及洁厕方法,涉及厕所便器系统领域。该系统包括：蹲便器,包括便器腔体、脚踏面板、冲水喷嘴和冲水管,冲水喷嘴设置于便器腔体前端,冲水管的两端连接有冲水喷嘴和阀门,阀门的出水口设置有流量计；蹲便器的后端或侧面设置有控制器、传感器和低位排风机,蹲便器的上部设置有室内照明灯、厕位状态指示灯和信号捕获器；控制器分别连接传感器、阀门、低位排风机、流量计、厕位状态指示灯、室内照明灯和信号捕获器；排水管,连通于便器腔体底部的排污口,排污口与排水管之间设置有安装连接件,用于对便器腔体进行密封。(The invention provides an Internet of things micro-water flushing system and a toilet cleaning method, and relates to the field of toilet systems. The system comprises: the squatting pan comprises a pan cavity, a pedal panel, a flushing nozzle and a flushing pipe, wherein the flushing nozzle is arranged at the front end of the pan cavity, the two ends of the flushing pipe are connected with the flushing nozzle and a valve, and a water outlet of the valve is provided with a flowmeter; the rear end or the side surface of the squatting pan is provided with a controller, a sensor and a low-level exhaust fan, and the upper part of the squatting pan is provided with an indoor illuminating lamp, a toilet state indicating lamp and a signal capturer; the controller is respectively connected with the sensor, the valve, the low-level exhaust fan, the flowmeter, the toilet state indicator lamp, the indoor illuminating lamp and the signal capturer; the drain pipe is communicated with a drain outlet at the bottom of the toilet bowl cavity, and an installation connecting piece is arranged between the drain outlet and the drain pipe and used for sealing the toilet bowl cavity.)

1. The utility model provides a little water of thing networking is towards system of relieving oneself which characterized in that includes:

the squatting pan (1) comprises a pan cavity (6), a pedal panel (7), a flushing nozzle (5) and a flushing pipe (10), wherein the flushing nozzle (5) is arranged at the front end of the pan cavity (6), the two ends of the flushing pipe (10) are connected with the flushing nozzle (5) and a valve (4), and a water outlet of the valve (4) is provided with a flowmeter (14);

the rear end or the side surface of the squatting pan (1) is provided with a controller (2), a sensor (3) and a low-level exhaust fan (12), and the upper part of the squatting pan (1) is provided with an indoor illuminating lamp (16), a toilet position state indicating lamp (15) and a signal capturer (19);

the controller (2) is respectively connected with the sensor (3), the valve (4), the low-level exhaust fan (12), the flowmeter (14), a toilet state indicator lamp (15), an indoor illuminating lamp (16) and a signal capturer (19) and the toilet state indicator lamp;

the drainage pipe (18) is communicated with a drain outlet (20) at the bottom of the toilet bowl cavity (6), and a mounting connecting piece (11) is arranged between the drain outlet (20) and the drainage pipe (18) and used for sealing the toilet bowl cavity (6).

2. The Internet of things micro-water toilet flushing system according to claim 1, wherein an exhaust pipe (13) is arranged in the middle of the drain pipe (18), the exhaust pipe (13) is a negative pressure exhaust pipe or an unpowered fan exhaust pipe, and negative pressure is generated in the drain pipe (18).

3. The Internet of things micro-water excrement flushing system according to claim 1, wherein the sewage draining outlet (20) is further provided with an automatically opening and closing water-sealing smell isolating valve (8), a buffering sheet (9) made of rubber is arranged at an opening and closing position of the water-sealing smell isolating valve (8), and water with the depth of at least 5mm can be reserved inside the water-sealing smell isolating valve (8).

4. The Internet of things micro-water toilet flushing system according to claim 1, wherein the arrangement mode of the flushing nozzle (5) comprises the following steps:

the flushing nozzle (5) is arranged at the front end of the toilet bowl cavity (6), the opening of the flushing nozzle (5) is in a sector shape, the sector angle is 180-210 degrees, and the included angle a between the water outlet of the flushing nozzle (5) and the inner wall of the toilet bowl cavity (6) is 0-20 degrees; or

The flushing nozzle (5) comprises a first nozzle (51) and a second nozzle (52), wherein the first nozzle (51) is arranged at the front end of the toilet bowl cavity (6), the opening of the first nozzle (51) is in a fan shape, the fan angle is 180-210 degrees, the second nozzle (52) is arranged on the side wall of the toilet bowl cavity (6) and faces the rear end of the toilet bowl cavity (6), the opening of the second nozzle (52) is in a fan shape, the fan angle is 45-135 degrees, and the included angle between the water outlet of the second nozzle (52) and the inner wall of the toilet bowl cavity (6) is 0-20 degrees; or

The flushing nozzle (5) comprises a first nozzle (51) and a second nozzle (52), wherein the first nozzle (51) is arranged at the front end of the toilet bowl cavity (6), the opening of the first nozzle (51) is in a fan shape, the fan angle is 180-210 degrees, the second nozzle (52) is arranged at the rear end of the toilet bowl cavity (6), the opening of the second nozzle (52) is in a fan shape, the fan angle is 150-210 degrees, and the included angle between the water outlet of the second nozzle (52) and the inner wall of the toilet bowl cavity (6) is 0-20 degrees.

5. The Internet of things micro-water excrement flushing system according to claim 1, wherein the front depth of the toilet bowl cavity (6) is 10-80 mm, and the front horizontal width is 170-230 mm; the depth of the rear part of the toilet bowl cavity (6) is 130 mm-260 mm, and the horizontal width of the rear part is 230 mm-340 mm.

6. The Internet of things micro-water excrement flushing system according to claim 1, wherein a pithead (21) is formed in the middle of the pedal panel (7), the length of the pithead (21) is not less than 450mm, and the total length of the pedal panel (7) is not less than 600 mm;

the anti-skidding groove (22) which is obliquely arranged towards the pithead (21) is arranged on the pedal panel (7), the outer edge of the pedal panel (7) is 4-10 mm higher than the edge of the pithead (21), and a water retaining edge of 8-30 mm is further arranged on the lower edge of the pithead (21).

7. The toilet cleaning method according to claim 1, characterized in that a detection distance L of the sensor (3) from the rear end wall to the squatting pan (1) is adjustable, and the detection distance L is set to be 300mm-1200 mm;

the detection area of the sensor (3) is a sector on the horizontal plane, and the sector included angle b is set to be 15-50 degrees.

8. The Internet of things micro-water toilet system according to claim 1, wherein a non-stick coating is arranged on the inner wall of the toilet chamber (6).

9. The Internet of things micro-water toilet system according to claim 1, wherein a help-seeking button (17) is arranged at the front end of the upper part of the squatting pan (1) and used for sending help-seeking information, and the help-seeking button (17) is connected with the controller (2).

10. The Internet of things micro-water toilet flushing system according to claim 9, wherein the signal capturer (19) comprises a magnetic switch sensor or an infrared light speed sensor;

the real-time monitoring information of the sensor (3) and the signal capturer (19) comprises the number of people in the toilet and the toilet time, and the controller (2) judges the flushing system fault, the real-time state of the toilet and help seeking alarm information according to the real-time monitoring information by combining the working state information of the valve (4), the low-level exhaust fan (12), the flow meter (14), the toilet state indicator lamp (15), the indoor illuminating lamp (16) or the help seeking button (17) and sends out a control instruction;

the controller (2) transmits data to an external terminal through a wireless WIFI or Bluetooth module, and the external terminal comprises a cloud server, an acousto-optic display terminal or a sound prompt terminal.

11. The Internet of things micro-water toilet system according to claim 10, wherein an air monitoring device is further arranged at the upper part of the squatting pan (1) and used for monitoring the temperature, humidity and odor concentration of air;

air monitor connection director (2), controller (2) pass through external terminal shows the air temperature, humidity and the foul smell concentration of monitoring.

12. A toilet cleaning method using the Internet of things micro-water flushing system as claimed in claim 1, the method comprising the following steps:

step S101, when the signal capturer (19) captures that a user opens the door to go to the toilet, the controller (2) controls the indoor illuminating lamp (16) and the low-level exhaust fan (12) to be turned on;

step S102, when a user enters a detection area of a sensor (3), state information representing the toileting time, squatting position or standing position of the user is obtained through the sensor (3), a controller (2) judges the defecation, urination or no toileting of the user according to the state information, and the controller (2) controls the opening and closing time of a valve (4) according to a judgment result to flush the toilet bowl cavity (6) with different flushing water amounts;

and S103, when a user leaves the detection area of the sensor (3) and/or obtains the unmanned state in the toilet through the signal capture device (19), the controller (2) controls the indoor illuminating lamp (16) to be turned off, and the controller (2) controls the low-level exhaust fan (12) to be turned off in a delayed mode for at least 60S.

13. The toilet cleaning method according to claim 12, wherein the state information indicating the squat position or the standing position of the user is obtained by:

a sensor is adopted to detect that a user is in a squatting position or a standing position by utilizing a horizontal plane included angle light beam and/or a sound wave signal; or

Two sensors at different heights are used to detect whether the user is in a squatting or standing position.

14. The toilet cleaning method according to claim 12, wherein the controller (2) controls the opening and closing time of the valve (4) according to the judgment result to flush the toilet chamber (6) with different flushing water amounts, and the method comprises the following steps:

the controller (2) judges whether the toilet using time of the user is greater than a first preset time or not according to the state information, if so, the controller (2) controls the opening and closing time of the valve (4) to enable the flushing water quantity not to be more than the first preset flushing water quantity; otherwise, the controller (2) controls the opening and closing time of the valve (4) to enable the water flushing quantity not to be more than a second preset water flushing quantity, and the second preset water flushing quantity is less than the first preset water flushing quantity.

15. The toilet cleaning method according to claim 14, wherein the first preset time is 80s to 90s, the first preset flushing amount is 1.0L to 1.5L, and the second preset flushing amount is 0.2L to 0.5L.

16. The toilet cleaning method according to claim 12, further comprising:

when a user enters a detection area of the sensor (3), state information representing the interval time between the current user and the previous user is acquired through the sensor (3);

the controller (2) judges whether the interval time is greater than a second preset time or not according to the state information, if so, the controller (2) controls the valve (4) to be opened for basin-wetting washing, and the controller (2) controls the opening and closing time of the valve (4) to enable the flushing water quantity not to be more than a third preset flushing water quantity; otherwise, the basin is not washed.

17. The toilet cleaning method according to claim 16, wherein the second preset time is 10s to 40s, and the third preset flushing amount is 0.05L to 0.1L.

18. The toilet cleaning method according to claim 12, further comprising:

when a user enters a detection area of the sensor (3), the controller (2) judges whether the toileting time of the user does not exceed a third preset time according to the state information, and if so, the flushing action is not executed.

19. The toilet cleaning method according to claim 18, wherein the third preset time is 2s to 5 s.

20. The toilet cleaning method according to claim 12, further comprising:

when the duration that the sensor (3) does not detect the state information reaches a first preset duration, the controller (2) starts the low-level exhaust fan (12) to work for not less than 60s at intervals not exceeding the first preset interval;

when the duration that the sensor (3) does not detect the state information reaches a second preset duration, the controller (2) starts the valve (4) to replenish water in the water seal smell isolating valve (8) at intervals not exceeding the second preset interval, and the second preset duration is longer than the first preset duration.

21. A method according to claim 20, wherein the first predetermined duration is 10-60 min, and the first predetermined interval is 60 min;

the second preset duration is 2-12 h, and the second preset interval time is 2-12 h.

22. The toilet cleaning method according to claim 12, further comprising:

the controller (2) judges whether the toileting time of the user exceeds fourth preset time according to the state information, if so, the controller (2) sends prompt information to the user through an external terminal.

23. The toilet cleaning method according to claim 22, wherein the fourth preset time is 15-20 min.

24. The toilet cleaning method according to claim 12, further comprising:

when the monitoring data of an air monitoring device in the Internet of things micro-water flushing system exceeds a preset air quality threshold value, the controller (2) controls the low-level exhaust fan (12) to start exhaust to reduce the monitoring data of the air monitoring device until the monitoring data does not exceed the preset air quality threshold value, and the controller (2) controls the low-level exhaust fan (12) to be turned off.

Technical Field

The invention relates to the field of toilet stool systems, in particular to an Internet of things micro-water toilet flushing system and a toilet cleaning method.

Background

The existing toilet bowls commonly used in the market are all ceramic water flushing toilet bowls. When the ceramic toilet is manufactured in a factory, the water outlet holes prefabricated around the toilet basin are mainly distributed on the surface of the inner wall of the toilet uniformly by a large amount of water, and the sewage in the toilet is flushed and conveyed to a sewage pipeline by the movement of the large amount of water.

At present, the water consumption of a national standard squatting pan is 6-10L/person, 6L in the national standard belongs to a water-saving type squatting pan, and the same water consumption is used for both defecating and urinating in the aspect of using the squatting pan, the water consumption is only about 0.2L in general urinating, and the water is flushed by 6L of tap water, so that the waste is very serious. The water outlet control of the existing toilet generally comprises: the infrared induction valve and the manual or pedal valve are fixed in water quantity every time, and the mechanical valve is prolonged too long in time, so that a large waste is caused, and the water quantity of at least 20 liters is estimated after the pedal valve is flushed for nearly 30 seconds once in a high-speed rail station; in addition, the existing toilet bowl sensors do not have the function of actively judging the states of squatting and standing positions and equipment faults, and manpower is wasted in maintenance and cyclic inspection by means of manual detection.

In addition, the toilet bowl on the airplane or the high-speed rail generally utilizes vacuum equipment to generate vacuum in a pipe network of the toilet bowl and combines a small amount of water to collect the dirt in the dirt storage container, the water sprayed out of the water outlet of the water nozzle for the toilet bowl cannot cover the whole pelvic cavity, and the dirt is sucked into the dirt container mainly by virtue of vacuum negative pressure power. The toilet bowl has the disadvantages of complex required rear-end equipment, expensive equipment, inconvenience for popularization, great maintenance difficulty and great inconvenience for common public places.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides an Internet of things micro-water toilet flushing system and a toilet cleaning method.

The invention provides an Internet of things micro-water flushing system, which comprises:

the squatting pan 1 comprises a pan cavity 6, a pedal panel 7, a flushing nozzle 5 and a flushing pipe 10, wherein the flushing nozzle 5 is arranged at the front end of the pan cavity 6, the two ends of the flushing pipe 10 are connected with the flushing nozzle 5 and a valve 4, and a water outlet of the valve 4 is provided with a flowmeter 14;

the rear end or the side surface of the squatting pan 1 is provided with a controller 2, a sensor 3 and a low-level exhaust fan 12, and the upper part of the squatting pan 1 is provided with an indoor illuminating lamp 16, a toilet position state indicating lamp 15 and a signal capturer 19;

the controller 2 is respectively connected with a sensor 3, a valve 4, a low-level exhaust fan 12, a flow meter 14, a toilet state indicator lamp 15, an indoor illuminating lamp 16 and a signal capturer 19;

the drain pipe 18 is communicated with a drain outlet 20 at the bottom of the toilet cavity 6, and a mounting connecting piece 11 is arranged between the drain outlet 20 and the drain pipe 18 and used for sealing the toilet cavity 6.

According to the embodiment of the present disclosure, the exhaust pipe 13 is disposed in the middle of the drain pipe 18, and the exhaust pipe 13 is a negative pressure exhaust pipe or an unpowered fan exhaust pipe, so that a negative pressure is generated in the drain pipe 18.

According to the embodiment of the disclosure, the sewage draining outlet 20 is further provided with a water-seal smell isolating valve 8 which can be automatically opened and closed, the opening and closing part of the water-seal smell isolating valve 8 is provided with a buffer sheet 9 made of rubber, and water with the depth of at least 5mm can be reserved inside the water-seal smell isolating valve 8.

According to an embodiment of the present disclosure, the arrangement of the flush nozzle 5 includes:

the flushing nozzle 5 is arranged at the front end of the toilet bowl cavity 6, the opening of the flushing nozzle 5 is in a sector shape, the sector angle is 180-210 degrees, and the included angle a between the water outlet of the flushing nozzle 5 and the inner wall of the toilet bowl cavity 6 is 0-20 degrees; or

The flushing nozzle 5 comprises a first nozzle 51 and a second nozzle 52, wherein the first nozzle 51 is arranged at the front end of the toilet bowl cavity 6, the opening of the first nozzle 51 is in a fan shape, the fan angle is 180-210 degrees, the second nozzle 52 is arranged on the side wall of the toilet bowl cavity 6 and faces the rear end of the toilet bowl cavity 6, the opening of the second nozzle 52 is in a fan shape, the fan angle is 45-135 degrees, and the included angle between the water outlet of the second nozzle 52 and the inner wall of the toilet bowl cavity 6 is 0-20 degrees; or

The flushing nozzle 5 comprises a first nozzle 51 and a second nozzle 52, wherein the first nozzle 51 is arranged at the front end of the toilet bowl cavity 6, the opening of the first nozzle 51 is in a fan shape, the fan angle is 180-210 degrees, the second nozzle 52 is arranged at the rear end of the toilet bowl cavity 6, the opening of the second nozzle 52 is in a fan shape, the fan angle is 150-210 degrees, and the included angle between the water outlet of the second nozzle 52 and the inner wall of the toilet bowl cavity 6 is 0-20 degrees.

According to the embodiment of the disclosure, the depth of the front part of the toilet bowl cavity 6 is 10 mm-80 mm, and the horizontal width of the front part is 170 mm-230 mm; the depth of the back part of the chamber body 6 is 130 mm-260 mm, and the horizontal width of the back part is 230 mm-340 mm.

According to the embodiment of the disclosure, the middle part of the pedal panel 7 is provided with the pithead 21, the length of the pithead 21 is not less than 450mm, and the total length of the pedal panel 7 is not less than 600 mm;

the pedal panel 7 is provided with an anti-skid groove 22 which is obliquely arranged towards the pithead 21, the outer edge of the pedal panel 7 is 4 mm-10 mm higher than the edge of the pithead 21, and the lower edge of the pithead 21 is also provided with a water retaining edge of 8 mm-30 mm.

According to the embodiment of the disclosure, the detection distance L of the sensor 3 from the rear end wall to the squatting pan 1 is adjustable, and the detection distance L is set to be 300mm-1200 mm;

the detection area of the sensor 3 is a sector on the horizontal plane, and the sector included angle b is set to be 15-50 degrees.

According to the embodiment of the disclosure, the inner wall of the toilet bowl cavity 6 is provided with a non-stick coating.

According to the embodiment of the disclosure, a help button 17 is arranged on the front end of the upper part of the squatting pan 1 and used for sending help information, and the help button 17 is connected with the controller 2.

According to the embodiment of the disclosure, the signal capturer 19 comprises a magnetic switch sensor or an infrared light speed sensor, the real-time monitoring information of the sensor 3 and the signal capturer 19 comprises the number of people in toilet and the toilet time, and the controller 2 judges the fault of the toilet flushing system, the real-time state of the toilet and the help seeking alarm information according to the real-time monitoring information in combination with the working state information of the valve 4, the low-level exhaust fan 12, the flow meter 14, the toilet state indicator lamp 15, the indoor illuminating lamp 16 or the help seeking button 17 and sends out a control instruction;

the controller 2 transmits data to an external terminal through a wireless WIFI or Bluetooth module, and the external terminal comprises a cloud server, an acousto-optic display terminal or a sound prompt terminal.

According to the embodiment of the disclosure, the upper part of the squatting pan 1 is also provided with an air monitoring device for monitoring the temperature, humidity and odor concentration of air; the air monitoring device is connected with the controller 2, and the controller 2 displays the monitored air temperature, humidity and odor concentration through an external terminal.

The invention also provides a toilet cleaning method applying the Internet of things micro-water toilet flushing system, which comprises the following steps:

step S101, when the signal capturer 19 captures that the user opens the door to go to the toilet, the controller 2 controls the indoor illuminating lamp 16 and the low-level exhaust fan 12 to be turned on;

step S102, when a user enters a detection area of a sensor 3, state information representing the toileting time, squatting position or standing position of the user is obtained through the sensor 3, the controller 2 judges the defecation or urination or the non-toileting of the user according to the state information, and the controller 2 controls the opening and closing time of a valve 4 according to the judgment result to flush the toilet bowl cavity 6 with different flushing water amounts;

and step S103, when the user leaves the detection area of the sensor 3 and/or obtains the unmanned state in the toilet through the signal capture device (19), the controller 2 controls the indoor illuminating lamp 16 to be turned off, and the controller 2 controls the low-level exhaust fan 12 to be turned off in a delayed time of at least 60S.

According to an embodiment of the present disclosure, state information characterizing a squat position or a standing position of a user is obtained by:

a sensor is adopted to detect that a user is in a squatting position or a standing position by utilizing a horizontal plane included angle light beam and/or a sound wave signal; or

Two sensors at different heights are used to detect whether the user is in a squatting or standing position.

According to the embodiment of the present disclosure, the controller 2 controls the opening and closing time of the valve 4 according to the determination result, and flushes the toilet chamber 6 with different flushing water amounts, including:

the controller 2 judges whether the toilet using time of the user is greater than a first preset time or not according to the state information, and if so, the controller 2 controls the opening and closing time of the valve 4 to enable the flushing water quantity not to be more than the first preset flushing water quantity; otherwise, the controller 2 controls the opening and closing time of the valve 4 to make the flushing water amount not more than a second preset flushing water amount, and the second preset flushing water amount is less than the first preset flushing water amount.

According to the embodiment of the disclosure, the first preset time is 80-90 s, the first preset flushing water amount is 1.0-1.5L, and the second preset flushing water amount is 0.2-0.5L.

According to an embodiment of the disclosure, the method further comprises:

when a user enters a detection area of the sensor 3, state information representing the interval time between the current user and the previous user is acquired through the sensor 3;

the controller 2 judges whether the interval time is greater than a second preset time or not according to the state information, if so, the controller 2 controls the valve 4 to be opened for basin-wetting washing, and the controller 2 controls the opening and closing time of the valve 4 to enable the flushing water quantity not to be more than a third preset flushing water quantity; otherwise, the basin is not washed.

According to the embodiment of the disclosure, the second preset time is 10 s-40 s, and the third preset flushing amount is 0.05L-0.1L.

According to an embodiment of the disclosure, the method further comprises:

when the user enters the detection area of the sensor 3, the controller 2 judges whether the toileting time of the user does not exceed the third preset time according to the state information, and if so, the flushing action is not executed.

According to an embodiment of the present disclosure, the third preset time is 2s to 5 s.

According to an embodiment of the disclosure, the method further comprises:

when the duration that the sensor 3 does not detect the state information reaches a first preset duration, the controller 2 starts the low-level exhaust fan 12 to work for not less than 60s at intervals not exceeding the first preset interval;

when the duration of the state information not detected by the sensor 3 reaches a second preset duration, the controller 2 starts the valve 4 to replenish the water in the water seal smell isolating valve 8 at intervals not exceeding the second preset interval, and the second preset duration is longer than the first preset duration.

According to the embodiment of the disclosure, the first preset duration is 10min to 60min, and the first preset interval time is 60 min; the second preset duration is 2-12 h, and the second preset interval time is 2-12 h.

According to an embodiment of the disclosure, the method further comprises:

the controller 2 judges whether the toileting time of the user exceeds a fourth preset time or not according to the state information, and if so, the controller 2 sends prompt information to the user through an external terminal.

According to the embodiment of the present disclosure, the fourth preset time is 15min to 20 min.

According to an embodiment of the disclosure, the method further comprises:

when the monitoring data of the air monitoring device in the Internet of things micro-water flushing system exceeds a preset air quality threshold value, the controller 2 controls the low-level exhaust fan 12 to start exhaust to reduce the monitoring data of the air monitoring device until the monitoring data does not exceed the preset air quality threshold value, and the controller 2 controls the low-level exhaust fan 12 to be closed.

Compared with the prior art, the Internet of things micro-water toilet flushing system and the toilet cleaning method provided by the invention at least have the following beneficial effects:

(1) the invention utilizes scientific curved surface structure and special flushing nozzle to combine automatic control to achieve the effect of flushing the surface of the toilet bowl with trace water and being tasteless, thereby realizing water saving and pollution discharge reduction;

(2) the invention can detect the fault of the toilet stool in time by applying the technology of the Internet of things, so as to facilitate remote management and timely maintenance and repair, facilitate the management of owners and improve the use experience of users.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:

fig. 1 schematically shows a structural diagram of an internet of things micro-water toilet flushing system according to an embodiment of the present disclosure;

FIG. 2 schematically illustrates a block diagram of a footrest panel and sensors in accordance with an embodiment of the present disclosure;

FIG. 3 schematically illustrates a flow chart of a toilet cleaning method according to an embodiment of the present disclosure;

FIG. 4 schematically illustrates an operational flow diagram for controlling different flush volumes, according to an embodiment of the present disclosure;

FIG. 5 schematically illustrates an operational flow diagram of determining a user interval before and after a user is determined, according to an embodiment of the present disclosure;

FIG. 6 schematically illustrates an operational flow diagram for not performing a flush action according to an embodiment of the present disclosure;

FIG. 7 schematically illustrates an operational flow diagram for a duration of time during which no state information is detected, in accordance with an embodiment of the present disclosure;

FIG. 8 schematically illustrates a flow chart of operations for extended periods of toileting time in accordance with an embodiment of the disclosure.

[ description of reference ]

1-squatting pan; 2-a controller; 3-a sensor; 4-a valve; 5-flushing nozzle; 6-chamber of the toilet; 7-a pedal panel; 8-water sealing odor isolating valve; 9-a buffer sheet; 10-a flush pipe; 11-mounting the connecting piece; 12-low level exhaust fan; 13-an exhaust pipe; 14-a flow meter; 15-toilet seat status indicator light; 16-indoor lighting lamps; 17-help button; 18-a drain pipe; 19-a signal capturer; 20-a sewage draining outlet; 21-pithead; 22-non-slip groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. The terms "comprises," "comprising," and the like, as used herein, specify the presence of stated features, steps, operations, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, or components.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically connected, electrically connected or can communicate with each other; either directly or indirectly through intervening media, either internally or in any other suitable relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Fig. 1 schematically shows a structure diagram of an internet of things micro-water toilet flushing system according to an embodiment of the disclosure.

As shown in fig. 1, the internet of things micro-water toilet flushing system may include:

the squatting pan 1 comprises a pan cavity 6, a pedal panel 7, a flushing nozzle 5 and a flushing pipe 10, wherein the flushing nozzle 5 is arranged at the front end of the pan cavity 6, the two ends of the flushing pipe 10 are connected with the flushing nozzle 5 and a valve 4, and a water outlet pipeline of the valve 4 is provided with a flowmeter 14;

the rear end or the side surface of the squatting pan 1 is provided with a controller 2, a sensor 3 and a low-level exhaust fan 12, and the upper part of the squatting pan 1 is provided with an indoor illuminating lamp 16, a toilet position state indicating lamp 15 and a signal capturer 19;

the controller 2 is respectively connected with a sensor 3, a valve 4, a low-level exhaust fan 12, a flow meter 14, a toilet state indicator lamp 15, an indoor illuminating lamp 16 and a signal capturer 19;

the drain pipe 18 is communicated with a drain outlet 20 at the bottom of the toilet cavity 6, and a mounting connecting piece 11 is arranged between the drain outlet 20 and the drain pipe 18 and used for sealing the toilet cavity 6.

Wherein, the sewage outlet 20 and the drain pipe 18 are sealed by the installation connecting piece 11, so that the sewage can be prevented from overflowing the pipeline after the pipeline is blocked. The controller 2 can switch the state of the toilet status indicator lamp and power the indoor illuminating lamp 16 according to the monitoring condition of the signal capturer 19. The flow meter 14 is used to monitor real time flush volume data.

In the embodiment of the present disclosure, the exhaust pipe 13 is disposed in the middle of the drain pipe 18, the exhaust pipe 13 is a negative pressure exhaust pipe or an unpowered fan exhaust pipe, and negative pressure is generated in the drain pipe 18. The exhaust pipe 13 is installed on the drain pipe 18 to remove and diffuse the odor or peculiar smell in the drain pipe 18 in time. The advantage of creating a negative pressure in the drain pipe 18 is that when the water-sealing odour-barrier valve 8 is opened, the odour in the toilet bowl 6 will enter the drain pipe 18 under the effect of atmospheric pressure, preventing the air in the drain pipe 18 from escaping into the toilet bowl 6.

In the embodiment of the disclosure, the sewage draining exit 20 is further provided with a water seal smell isolating valve 8 which can be automatically opened and closed, the opening and closing part of the water seal smell isolating valve 8 is provided with a buffer sheet 9 made of rubber, and water with the depth of at least 5mm can be reserved inside the water seal smell isolating valve 8, so that the water seal smell isolating is realized.

Specifically, the buffer sheet 9 made of rubber can reduce the return noise of the odor barrier valve. The water seal odor isolating valve 8 arranged at the sewage outlet 20 adopts a water seal turning plate structure, and clear water with a certain depth can be reserved inside to isolate odor. The source peculiar smell can be better removed by combining the air exhaust action of the low-level exhaust fan 12.

The water seal odor isolation valve 8 can be automatically opened and closed under the action of gravity, when water or excrement passes through the water seal odor isolation valve, the water seal odor isolation valve is opened, and dirt is instantly closed after passing through the water seal odor isolation valve. The water seal turning plate structure of the water seal odor isolation valve 8 can have various opening and closing forms: the first is counterweight opening and closing, the second is gravity + magnetic opening and closing, and the third is a starting flashboard form.

In the embodiment of the present disclosure, the arrangement of the flush nozzle 5 includes: the flushing nozzle 5 is arranged at the front end of the toilet cavity 6, the opening of the flushing nozzle 5 is in a sector shape, the sector angle is 180-210 degrees, and the included angle a between the water outlet of the flushing nozzle 5 and the inner wall of the toilet cavity 6 is 0-20 degrees. Or, the flushing nozzle 5 comprises a first nozzle 51 and a second nozzle 52, wherein the first nozzle 51 is arranged at the front end of the toilet bowl cavity 6, the opening of the first nozzle 51 is in a fan shape, the fan angle is 180-210 degrees, the second nozzle 52 is arranged on the side wall of the toilet bowl cavity 6 and faces the rear end of the toilet bowl cavity 6, the opening of the second nozzle 52 is in a fan shape, the fan angle is 45-135 degrees, and the included angle between the water outlet of the second nozzle 52 and the inner wall of the toilet bowl cavity 6 is 0-20 degrees.

In some embodiments, the arrangement of the flushing nozzle 5 may further include a first nozzle 51 and a second nozzle 52, wherein the first nozzle 51 is disposed at the front end of the toilet cavity 6, the opening of the first nozzle 51 is fan-shaped and has a fan angle of 180 ° to 210 °, the second nozzle 52 is disposed at the rear end of the toilet cavity 6, the opening of the second nozzle 52 is fan-shaped and has a fan angle of 150 ° to 210 °, and an included angle between the water outlet of the second nozzle 52 and the inner wall of the toilet cavity 6 is 0 ° to 20 °.

Therefore, the flushing covering surface of the flushing nozzle in the embodiment of the disclosure is more complete, the arrangement mode of one or two nozzles can be adopted according to actual needs, under the condition of two nozzles, the arrangement mode of one front side or one front side and one back side can be adopted in the embodiment of the disclosure, and the flushing covering surface is further enriched according to actual needs. The opening sector angle of the flushing nozzle 5 is 180-210 degrees, and the surface of the whole toilet cavity 6 can be flushed. In the arrangement mode of two nozzles, the second nozzle 52 is arranged at the side part facing the rear part of the toilet bowl cavity 6, the sector angle of the second nozzle 52 is 45-135 degrees, the second nozzle can be adjusted according to the curved surface of the toilet bowl cavity 6, and two sectors can be formed during flushing. The water flushing direction of the nozzle forms an included angle of 0-20 degrees with the wall of the toilet bowl, so that the toilet bowl is more favorable for being attached to the wall of the toilet bowl to be flushed cleanly.

In the embodiment of the disclosure, the depth of the front part of the chamber 6 is 10 mm-80 mm, and the horizontal width of the front part is 170 mm-230 mm; the depth of the back part of the chamber body 6 is 130 mm-260 mm, and the horizontal width of the back part is 230 mm-340 mm. The depth and the width of the front part and the rear part of the chamber body 6 of the toilet are both small, and the combination of the curved surface structure and the flushing nozzle is beneficial to saving water and ensuring the flushing effect. In addition, the toilet bowl cavity 6 may be made of metal, ceramic or other non-metal materials.

FIG. 2 schematically illustrates a block diagram of a footrest panel and sensors in accordance with an embodiment of the present disclosure.

As shown in FIG. 2, the middle part of the pedal panel 7 is provided with a pithead 21, the length of the pithead 21 is not less than 450mm, and the total length of the pedal panel 7 is not less than 600 mm. The pedal panel 7 is provided with an anti-skid groove 22 which is obliquely arranged towards the pithead 21, the outer edge of the pedal panel 7 is 4 mm-10 mm higher than the edge of the pithead 21, and the lower edge of the pithead 21 is also provided with a water retaining edge of 8 mm-30 mm.

Therefore, the water retaining edge is arranged at the lower edge of the pithead of the pedal panel 7, and water can be prevented from splashing out of the pithead. The anti-skid groove of the pedal panel 7 inclines towards the pithead, namely a certain inclination angle is arranged from the outside to the pithead of the pedal panel 7, so that water or urine around the ground or the toilet can be conveniently and quickly discharged to the cavity of the toilet. In addition, the footrest panels 7 can be made of ceramic, metal or nonmetal.

As shown in fig. 2, the detecting distance L of the sensor 3 from the rear wall to the squatting pan 1 is adjustable, and the detecting distance L is set to 300mm-1200 mm. The detection area of the sensor 3 is a sector on the horizontal plane, and the sector included angle b is set to be 15-50 degrees.

In some embodiments, the flush nozzle 5 may be manually flushed to facilitate special case needs, such as sanitation personnel cleaning a toilet.

In the embodiment of the present disclosure, the inner wall of the toilet bowl cavity 6 is provided with a non-stick coating. The toilet pan cavity is added with a non-stick coating, so that excrement can be prevented from being bonded, flushing is facilitated, and in addition, the toilet can be prevented from losing luster better.

In the embodiment of the present disclosure, a help-seeking button 17 is disposed on the front end of the upper portion of the squatting pan 1, and is used for sending help-seeking information, and the help-seeking button 17 is connected to the controller 2. The toilet user can press the help-seeking button to contact with the outside and send a help-seeking demand signal through the controller.

Further, the signal capturer 19 comprises a magnetic switch sensor or an infrared light speed sensor, the real-time monitoring information of the sensor 3 and the signal capturer 19 comprises the number of people in a toilet and the toilet using time, and the controller 2 judges the flushing system fault, the real-time state of the toilet and help seeking alarm information according to the real-time monitoring information by combining the working state information of the valve 4, the low-level exhaust fan 12, the flow meter 14, the toilet state indicator lamp 15, the indoor illuminating lamp 16 or the help seeking button 17 and sends a control instruction. The controller 2 transmits data to an external terminal through a wireless WIFI or Bluetooth module, and the external terminal comprises a cloud server, an acousto-optic display terminal or a sound prompt terminal.

The cloud server may be, for example, an internet of things platform. From this, controller 2 can judge whether each equipment of system inside breaks down and transmits the thing networking platform through wireless WIFI or bluetooth module according to terminal equipment's integrated information to let the managers in time master the situation of corresponding lavatory position equipment. And the controller has wireless WIFI or bluetooth module transmission data function, can transmit lavatory position data (for example can include the number of people like the lavatory, lavatory utensil system trouble, lavatory position real-time status, ask for help the warning etc.) to the terminal station display and the sound suggestion in lavatory.

In the embodiment of the disclosure, the upper part of the squatting pan 1 is further provided with an air monitoring device for monitoring the temperature, humidity and odor concentration of air; the air monitoring device is connected with the controller 2, and the controller 2 displays the monitored air temperature, humidity and odor concentration through an external terminal. Therefore, the real-time air quality information of the environment where the squatting pan 1 is located is visually displayed to the user, and the comfort level and the experience of the user on the Internet of things micro-water flushing system are improved.

It should be noted that in the internet of things micro-water toilet flushing system, the flushing nozzle 5, the toilet bowl cavity 6, the pedal panel 7, the water sealing odor isolation valve 8, the buffer sheet 9, the flushing pipe 10, the controller 2, the sensor 3 and the valve 4 can be used independently. Such as the installation connector 11, the low-level exhaust fan 12, the exhaust pipe 13, the flow meter 14, the toilet status indicator lamp 15, the indoor illumination lamp 16, the help button 17, the drain pipe 18 or the signal capturer 19, can be selectively used according to the use environment.

In addition, the controller 2, the sensor 3, the valve 4 and the flow meter 14 may be integrated in a box body, or may not be integrated. It should be noted that the valve 4 and the flow meter 14 according to the present embodiment may be separately provided to cooperate with each other, or may be integrated into a functional module, so that the system can reach a predetermined flush volume under the control of the controller 2.

Based on the Internet of things micro-water toilet flushing system of the embodiment, the embodiment of the disclosure further provides a toilet cleaning method.

Fig. 3 schematically shows a flow chart of a toilet cleaning method according to an embodiment of the disclosure.

As shown in fig. 3, the toilet cleaning method provided by the embodiment of the present disclosure may include steps S101 to S103, where:

step S101, when the signal capturer 19 captures that the user opens the door to go to the toilet, the controller 2 controls the indoor illuminating lamp 16 and the low-level exhaust fan 12 to be turned on;

step S102, when a user enters a detection area of a sensor 3, state information representing the toileting time, squatting position or standing position of the user is obtained through the sensor 3, the controller 2 judges the defecation or urination or the non-toileting of the user according to the state information, and the controller 2 controls the opening and closing time of a valve 4 according to the judgment result to flush the toilet bowl cavity 6 with different flushing water amounts;

and step S103, when the user leaves the detection area of the sensor 3 and/or obtains the unmanned state in the toilet through the signal capture device (19), the controller 2 controls the indoor illuminating lamp 16 to be turned off, and the controller 2 controls the low-level exhaust fan 12 to be turned off in a delayed time of at least 60S.

Through the embodiment of the present disclosure, the controller 2 can judge whether the toilet user defecates or urinates through the signal acquired by the sensor 3, and then control the opening and closing time of the valve 4 and flush the toilet bowl cavity 6 with different flushing water amounts.

In the embodiment of the disclosure, the state information of the squatting position or the standing position of the representation user is obtained by the following method: a sensor is adopted to detect that a user is in a squatting position or a standing position by utilizing a horizontal plane included angle light beam and/or a sound wave signal; or two sensors at different heights are used to detect whether the user is in a squatting or standing position. Therefore, the sensor can accurately identify the defecation of squatting motion or the urination motion of standing urination by utilizing infrared detection horizontal included angle sector detection or ultrasonic detection so as to facilitate flushing.

Fig. 4 schematically illustrates an operational flow diagram for controlling different flush volumes according to an embodiment of the present disclosure.

As shown in fig. 4, the controller 2 controls the opening and closing time of the valve 4 according to the determination result, and flushes the toilet bowl cavity 6 with different flushing water amounts, including: the controller 2 judges whether the toilet using time of the user is greater than a first preset time or not according to the state information, and if so, the controller 2 controls the opening and closing time of the valve 4 to enable the flushing water quantity not to be more than the first preset flushing water quantity; otherwise, the controller 2 controls the opening and closing time of the valve 4 to make the flushing water amount not more than a second preset flushing water amount, and the second preset flushing water amount is less than the first preset flushing water amount.

Further, the first preset time is 80-90 s, the first preset flushing water amount is 1.0-1.5L, and the second preset flushing water amount is 0.2-0.5L.

Through this disclosed embodiment, this disclosure judges user's time like the lavatory through the sensor, judges like the lavatory person through time length like the lavatory whether defecate or urine to adopt different flushing volumes to wash stool and urine respectively. It should be noted that the data of 80s to 90s of the first preset time is the conclusion obtained by investigation, and the average time length of urination of men is 35s, the average time length of urination of women is 79s, and the time length is only the time staying on the toilet stool and does not contain the time for washing hands and other requirements in the toilet.

Fig. 5 schematically illustrates an operation flowchart of determining the user interval time before and after the present disclosure.

As shown in fig. 5, the toilet cleaning method may further include: when a user enters a detection area of the sensor 3, state information representing the interval time between the current user and the previous user is acquired through the sensor 3; the controller 2 judges whether the interval time is greater than a second preset time or not according to the state information, if so, the controller 2 controls the valve 4 to be opened for basin-wetting washing, and the controller 2 controls the opening and closing time of the valve 4 to enable the flushing water quantity not to be more than a third preset flushing water quantity; otherwise, the basin is not washed.

Further, the second preset time is 10-40 s, and the third preset flushing amount is 0.05-0.1L.

Through the embodiment of the disclosure, the toilet interval time of two persons before and after is controlled, so that the second person performs the flushing action of wetting the basin wall in advance when the second person performs the toilet. If the toilet interval is too short, the basin is not rinsed to avoid wasting water.

Figure 6 schematically illustrates an operational flow diagram for not performing a flush action according to an embodiment of the present disclosure.

As shown in fig. 6, the toilet cleaning method may further include: when the user enters the detection area of the sensor 3, the controller 2 judges whether the toileting time of the user does not exceed the third preset time according to the state information, and if so, the flushing action is not executed.

Further, the third preset time is 2 s-5 s.

Through the embodiment of the disclosure, if the object stays in the detection area of the sensor 3 for no more than 2 s-5 s, the detector 2 cannot execute the flushing action, and the waste of water resources is avoided. Therefore, the sensor 3 can detect the close-distance human body squatting action and the remote standing position urine action, and the flushing action can be triggered only when the actions last for at least 2-5 s.

FIG. 7 schematically illustrates an operational flow diagram for a duration of time during which no state information is detected, according to an embodiment of the disclosure.

As shown in fig. 7, the toilet cleaning method may further include: when the duration that the sensor 3 does not detect the state information reaches a first preset duration, the controller 2 starts the low-level exhaust fan 12 to work for not less than 60s at intervals not exceeding the first preset interval; when the duration of the state information not detected by the sensor 3 reaches a second preset duration, the controller 2 starts the valve 4 to replenish the water in the water seal smell isolating valve 8 at intervals not exceeding the second preset interval, and the second preset duration is longer than the first preset duration.

Further, the first preset duration is 10min to 60min, and the first preset interval time is 60 min; the second preset duration is 2-12 h, and the second preset interval time is 2-12 h.

Through the embodiment of the disclosure, the air can be regularly exhausted and the odor can be separated when the air is not used, or the water in the water seal odor separating valve 8 can be regularly supplemented. It should be noted that the first preset duration and the second preset duration may be adjustable according to the local climate environment, and accordingly, the first preset interval and the second preset interval may also be adjustable according to actual needs. The second preset duration time and the second preset interval time are correlated, and only when nobody uses the Internet of things toilet flushing system, the controller 2 controls the valve 4 to be opened at intervals to supplement a proper amount of water to the water-sealed smell isolating valve 8, so that water with the depth of at least 5mm can be reserved in the water-sealed smell isolating valve 8, and the water-sealed smell isolating effect of the system is further improved.

FIG. 8 schematically illustrates a flow chart of operations for extended periods of toileting time in accordance with an embodiment of the disclosure.

As shown in fig. 8, the toilet cleaning method may further include: the controller 2 judges whether the toileting time of the user exceeds a fourth preset time or not according to the state information, and if so, the controller 2 sends prompt information to the user through an external terminal.

Further, the fourth preset time is 15min to 20 min.

Through the embodiment of the disclosure, when the occupied time of the toilet room exceeds a certain time (for example, 20 minutes), the controller can also prompt the toilet user by voice, and the abnormal alarm is sent to the toilet information platform without feedback after the controller reminds the toilet user of having a certain time so as to prevent danger from appearing.

In some embodiments, the toilet cleaning method may further include: when the monitoring data of the air monitoring device in the Internet of things micro-water flushing system exceeds a preset air quality threshold value, the controller 2 controls the low-level exhaust fan 12 to start exhaust to reduce the monitoring data of the air monitoring device until the monitoring data does not exceed the preset air quality threshold value, and the controller 2 controls the low-level exhaust fan 12 to be closed. The monitoring data, namely the temperature, humidity and odor concentration of the air monitored in the Internet of things micro-water toilet flushing system, is combined with the controller 2 and the low-level exhaust fan 12 through the monitoring data of the air monitoring device to regulate and control the air quality of the Internet of things micro-water toilet flushing system in real time, so that the use comfort of the system is further improved. To sum up, the embodiment of the disclosure provides an internet of things micro-water toilet flushing system and a toilet cleaning method, which utilize a scientific curved surface structure and a special flushing nozzle to combine with automatic control to achieve the effect of flushing the surface of a toilet with micro water and being odorless, thereby saving water and reducing pollution discharge. In addition, the invention can detect the fault of the toilet stool in time by applying the technology of the Internet of things, so as to facilitate remote management and timely maintenance and repair, facilitate the management of owners and improve the use experience of users.

It should be understood that the specific order or hierarchy of steps in the processes disclosed is an example of exemplary approaches. Based upon design preferences, it is understood that the specific order or hierarchy of steps in the processes may be rearranged without departing from the scope of the present disclosure. The accompanying method claims present elements of the various steps in a sample order, and are not intended to be limited to the specific order or hierarchy.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Throughout the drawings, like elements are represented by like or similar reference numerals. Conventional structures or constructions will be omitted when they may obscure the understanding of the present disclosure. And the shapes, sizes and positional relationships of the components in the drawings do not reflect the actual sizes, proportions and actual positional relationships. Furthermore, in the claims, any reference signs placed between parentheses shall not be construed as limiting the claim.

Similarly, in the above description of exemplary embodiments of the disclosure, various features of the disclosure are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure and aiding in the understanding of one or more of the various disclosed aspects. Reference to the description of the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the disclosure. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.