JP2008163737A - Toilet, toilet bowl device and its flushing method - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a toilet, a toilet bowl device and its flushing method effective in saving water. <P>SOLUTION: The toilet comprises a container 110 having an opening 112 provided in a top part, and a discharge port 114 provided in a bottom part; a cover 120 pivoted to the container 110 and selectively covering the opening 112 and exposing the opening; and an air pressurizing device 130 supplying gas into the container when the opening 112 is covered with the cover 120, to make air pressure in the container 110 higher than air pressure outside the container 110 to thereby discharge a cleaned object 150 in the container 110 from the discharge port 114 to the outside of the container 110. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to sanitary equipment, and more particularly to a toilet.

  Toilets are one of the indispensable parts of modern life. Among various toilets currently on the market, flush toilets are typical. The principle of operation of a flush toilet is to wash away the object to be washed with a large amount of water and at the same time wash the surface of the toilet. However, since water resources are valuable, consuming a large amount of water each time a flush toilet is used was a waste of water resources. In order to solve this problem, toilets with a water-saving function are commercially available. However, since this water-saving toilet still used the principle of operation of the flush toilet, a large amount of water was still required to wash away the object to be cleaned, and there was a limit to the amount of water saved.

  Therefore, a toilet and toilet seat apparatus capable of saving water and a cleaning method therefor have been demanded.

  An object of the present invention is to provide a toilet and toilet seat device effective for saving water, and a cleaning method thereof.

  (1) A container having an opening provided at the top and a discharge port provided at the bottom, and a cover that is pivotally attached to the container and selectively covers the opening and exposes the opening. When the opening is covered with the cover, a gas is sent into the container, the air pressure in the container is made higher than the air pressure outside the container, and the object to be cleaned in the container is discharged from the discharge port. There is provided a toilet characterized by comprising an air pressurizing device for discharging the container out of the container.

  (2) a first sensor that senses whether or not the opening is covered by the cover; and a switch member that switches an on / off operation of the air pressurizer; and the air pressurizer, An electrically connected sensitive switch; and when the first sensor senses that the opening is covered by the cover, the switch member turns on the air pressurizing device. A toilet according to (1) is provided.

  (3) A liquid tank containing liquid, connected to the liquid tank and connected to the liquid tank, the liquid tank and the container, and at least one supply port for injecting the liquid into the liquid tank. (1), further comprising a cleaning device having a water valve for controlling the flow of the liquid flowing out of the water outlet and connected to the cover. Provide toilets.

  (4) The cleaning device includes a second sensor electrically connected to the water valve. When the second sensor is turned on, the water valve is opened and the liquid flows out from the outlet. A toilet according to (3) is provided.

  (5) A cover that selectively covers and exposes the opening of the toilet container, and is connected to the cover, and when the opening is covered by the cover, gas is contained in the toilet container. And an air pressurizing device for feeding the toilet seat device.

  (6) The cover is pivotally mounted, disposed between the opening and the cover, selectively disposed on the toilet container, covering an edge of the opening, and exposing the opening. The toilet seat device according to (5), further comprising a toilet seat, wherein the opening is exposed by a hole provided in the toilet seat when the toilet seat is disposed on the toilet container. .

  (7) A first sensor that senses whether or not the opening is covered by the cover, and a switch member that is electrically connected to the first sensor and switches on / off operation of the air pressurizing device. And a switch that is electrically connected to the air pressurizing device, and the switch member detects when the first sensor senses that the opening is covered by the cover. (1) provides the toilet seat device according to (5), wherein the air pressurizing device is turned on.

  (8) A liquid tank containing liquid, at least one supply port connected to the liquid tank and supplying the liquid to the liquid tank, connected to the liquid tank, and into the toilet container in the liquid tank And at least one water outlet for sending the liquid, a water valve for controlling the flow of the liquid coming out of the water outlet, and a second sensor electrically connected to the water valve, and the cover The toilet seat device according to (5), further comprising: a cleaning device connected to the water sensor, wherein the water valve is opened when the second sensor is turned on, and the liquid is allowed to flow out from the water outlet. To do.

  (9) sealing the opening of the toilet container; and after sealing the opening, the pressure inside the toilet container is increased, the pressure inside the toilet container is made higher than the pressure outside the toilet container, and the toilet container And a step of discharging the object to be cleaned inside the toilet container from the outlet of the toilet container to the outside of the toilet container.

  (10) The method for cleaning a toilet according to (9), wherein when raising the pressure in the toilet container, gas is put into the toilet container.

  The toilet and toilet seat apparatus of the present invention and the cleaning method thereof are different from the conventional technique in which a large amount of water is used, and the object to be cleaned is discharged out of the toilet container by gas due to the pressure difference between the inside and the outside of the toilet container. Can save water.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. However, this does not limit the present invention.

  Please refer to FIG. 1A and FIG. 1B. FIG. 1A is a perspective view showing a state when a cover of a toilet 100 according to an embodiment of the present invention is opened. FIG. 1B is a perspective view illustrating a state when a toilet cover according to an embodiment of the present invention is closed. The toilet 100 includes a container 110, a cover 120, and an air pressurization device 130. The container 110 has an opening 112 at the top and a discharge port 114 at the bottom. The cover 120 is pivotally attached to the container 110 and can selectively cover or expose the opening 112. That is, the cover 120 can be opened to expose the opening 112, and the cover 120 can be closed to cover the opening 112. When the opening 112 is covered by the cover 120, gas is sent into the container 110 by the air pressurizing device 130, and the atmospheric pressure inside the container 110 is made higher than the atmospheric pressure outside the container 110, thereby allowing the air through the outlet 114. The object to be cleaned 150 in the container 110 is discharged out of the container 110.

  In the present embodiment, one end of the cover 120 is connected to the container 110 via a support shaft 122. The cover 120 may be made of plastic. When the user presses the air pressurizing device 130 downward, the cover 120 is strongly pressed onto the container 110 and the opening 112 is sealed.

  In addition, in order to enhance the sealing effect of the cover and prevent the gas from leaking from the opening 112, the toilet 100 further includes a sealing lock part 140 capable of tightly locking the cover 120 on the container 110. It is. The sealing lock unit 140 may be a device having a locking function such as locking, latching, and fitting. The sealing lock part 140 includes two elements, a first lock part 142 and a second lock part 144, and the first lock part 142 is connected to one end of the cover 120, and the second lock part 144 is It is connected to the container 110. When the opening 112 is covered with the cover 120, the first lock portion 142 and the second lock portion 144 are engaged with each other. In the present embodiment, the sealing lock part 140 is an engaging part, and when the opening 112 is covered by the cover 120, the first lock part 142 and the second lock part 144 are engaged with each other. Each of the first lock portion 142 and the second lock portion 144 of another embodiment is a gear, and is connected to the support shaft 122 and can be selectively locked and released from each other. More specifically, when the cover 120 is closed, the gears are locked together, and the cover 120 can be opened simply by releasing the gears.

  The air pressurizing device 130 may be any device having a function of supplying air, such as a manual or electric air pump. As shown in FIG. 1B, the air pressurizing device 130 of this embodiment is a manual air pump, and the user can directly use this manual air pump to send gas into the container 110. The air pressurizing apparatus 130 shown in FIG. 2 is an electric air pump capable of putting gas into the container 110 by electric power driving. Since the drive system of the electric air pump is widely known, it will not be described in detail here.

  As shown in FIG. 2, the air pressurization device 130 is an electric air pump and is electrically connected to the sensitive switch 160. The sensitive switch 160 includes a first sensor 162 and a switch (switching) member 164. The first sensor 162 detects whether or not the opening 112 is covered by the cover 120. The switch member 164 switches on / off the air pressurizing device 130. When the first sensor 162 senses that the opening 112 is covered with the cover 120, the air pressurizing device 130 is turned on by the switch member 164. More specifically, the first sensor 162 may be an optical sensor, and when the opening 112 is covered by the cover 120, the optical sensor is also simultaneously covered and turned on. When the first sensor 162 is turned on, a signal is transmitted to the switch member 164. The switch member 164 turns on the air pressurizing device 130 based on this signal. Further, the first sensor 162 may be an infrared sensor, a contact sensor, or a weight sensor. As shown in FIG. 2, the first sensor 162 according to the present embodiment is disposed on the container 110, but may be disposed at other positions as a matter of course.

  In order to prevent the object to be cleaned 150 from adhering to the surface 116 of the container 110, a material that does not easily adhere may be applied to the surface 116 of the container 110 to make the surface 116 slippery. For example, Teflon (registered trademark), ceramic glaze, or nanoscale glaze may be used as the material of the surface 116 of the container 110 to prevent the object 150 from adhering to the surface 116. Note that this material may be any material that can smooth the surface 116 of the container 110 and prevent the object to be cleaned from adhering to the surface.

  In addition, the toilet 100 may include a cleaning device 170 to which a cover 120 is connected in order to prevent adhesion and enhance the cleaning effect. The cleaning device 170 mainly includes a liquid tank 172, a supply port 173, a water outlet 174, and a water valve 176. The liquid tank 172 contains a liquid such as water or a cleaning agent. The shape of the liquid tank 172 may be a bowl shape or a can shape. Even if the user supplies the liquid into the liquid tank 172 from the supply port 173 connected to the liquid tank 172, or connects the water pipe to the supply port 173 and directly injects the liquid into the liquid tank 172 with the water pipe. Good. The water outlet 174 is connected to the liquid tank 172 and the container 110, and allows the liquid in the liquid tank 172 to flow from the water outlet 174 into the container 110 to form a single water film on the surface 116, and to be cleaned on the surface 116. It is possible to prevent the object 150 from adhering. The water valve 176 controls whether or not the liquid in the water outlet 174 flows. In general, the water valve 176 is a movable water stop piece that can selectively open and close the water outlet 174.

  The cleaning device 170 further includes a second sensor 178 that is electrically connected to the water valve 176. When the second sensor 178 is turned on, the water valve 176 is opened and the liquid flows out from the water outlet 174. The second sensor 178 may be an infrared sensor, a contact sensor, or a weight sensor. For example, when the user uses the toilet 100, the infrared sensor senses a spatial change in the user and turns on. The weight sensor senses the weight that changes when the user stands up from the toilet 100 and turns on. The contact sensor senses the user's contact and is turned on at the time of contact.

  As can be seen from the above-described embodiment, the toilet 100 causes the gas to flow using the principle of the pressure difference. In this way, the purpose of saving water can be achieved by changing the conventional method in which the object to be cleaned 150 is flowed by water to a method in which the object to be cleaned 150 is discharged by an air flow.

  Toilets are one of the sanitary facilities indispensable for the lives of modern people, and are installed in various places such as homes and public facilities. The most commonly used toilet is the flush toilet. According to the present invention, a toilet seat device is mounted on a conventional toilet container, and the toilet can be cleaned using the principle of pressure difference.

  Please refer to FIG. 3A and FIG. 3B. FIG. 3A is a perspective view illustrating a state in which a toilet cover according to another embodiment of the present invention is closed. FIG. 3B is a perspective view illustrating a state in which a toilet cover according to another embodiment of the present invention is opened. The toilet seat device 300 is disposed on the toilet 200. The toilet 200 is a general flush toilet. The toilet 200 according to this embodiment may be a flush-type toilet or a flush-type toilet as shown in FIGS. 3A and 3B.

  The toilet seat device 300 mainly includes a cover 120 and an air pressurizing device 130. The cover 120 can selectively cover the opening 112 of the toilet 200 and expose the opening. That is, when the cover 120 is opened, the opening 112 is exposed, and when the cover 120 is closed, the opening 112 is covered. When the cover 120 is connected to the air pressurization device 130 and the opening 112 is covered with the cover 120, the air pressurization device 130 sends gas into the toilet 200. Thereby, the air pressure in the toilet 200 becomes higher than the air pressure outside the toilet 200, and the cleaning object 150 is discharged from the discharge port 114 of the toilet 200.

  The toilet seat device 300 may further include a toilet seat 310 disposed between the cover 120 and the opening 112 of the toilet 200 and having the cover 120 pivotally attached thereto. When the user uses the toilet seat 310 when using the toilet, the user can easily sit on the toilet 200. When using, the toilet seat 310 is installed on the toilet 200 and the edge of the opening 112 is covered. When the toilet seat 310 is raised, the edge of the opening 112 is exposed. A hole 312 is provided on the toilet seat 310, and when the toilet seat 310 is installed on the toilet 200, a part of the opening 112 is exposed.

  The air pressurizing device 130 may be any device having a function of supplying air, such as a manual or electric air pump. More specifically, when the air pressurizing device 130 is a manual air pump, gas is sent from the outside of the toilet 200 into the toilet 200 by pressing the manual air pump. When the air pressurizing device 130 is an electric air pump, the electric air pump is driven by electricity to send gas into the toilet 200. The air pressurizing device 130 of this embodiment is an electric air pump.

  Refer to FIG. 3C. 3C is a cross-sectional view taken along line A-A ′ of FIG. 3A. The air pressurizing device 130 is an electric air pump electrically connected to the sensitive switch 160. The sensitive switch 160 includes a first sensor 162 and a switch member 164. The first sensor 162 detects whether or not the opening 112 is covered by the cover 120. The switch member 164 is electrically connected to the first sensor 162 and switches the air pressurization device 130 on / off. When the first sensor 162 senses that the opening 112 is covered with the cover 120, a signal is transmitted to the switch member 164. Based on this signal, the switch member 164 turns on the air pressurizing device 130. The first sensor 162 may be an optical sensor, an infrared sensor, a contact sensor, or a weight sensor. Since specific implementation methods of these sensors have already been described, they will not be repeated here.

  In order to enhance the sealing effect and prevent air from leaking, the toilet seat device 300 further includes a sealing lock portion 140 capable of tightly covering the opening 112 with the cover 120. The sealing lock unit 140 may be a device having a locking function such as locking, latching, and fitting. In the present embodiment, a set of locking portions is provided on each of the cover 120 and the toilet seat 310. When the opening 112 is covered with the cover 120, the opening 112 is locked by the locking portion, and the opening 112 can be tightly covered with the cover 120. In another embodiment, a set of gears is provided where the cover 120 and the toilet seat 310 are pivoted, and when the cover 120 is closed, the gears lock together. The cover 120 can be opened when the gears are released.

  The toilet 200 is a general flush toilet. The toilet 200 usually has a water tank 210 for storing water. The water in the water tank 210 flows into the container 110 of the toilet 200 through the water outlet 212. When the air pressurizing device 130 is activated, the pressure inside the toilet 200 becomes higher than the pressure outside the toilet 200, and gas is sent out from each pipe in the toilet 200. Therefore, the toilet seat apparatus 300 includes a gas valve 320 for preventing gas from being sent out from the toilet 200 to the water outlet 212. In the present embodiment, the gas valve 320 is a single piston and is inserted into the water outlet 212 of the water tank 210 of the toilet 200. Further, the gas valve 320 may be a single one-way valve connected to the water outlet 212, whereby gas and liquid are sent only from the water tank 210 to the toilet 200 and backflow from the toilet 200 to the water tank 210. It is supposed not to. In addition, the gas valve 320 may be a single rotating lid, and by rotating the rotating lid and fastening it to the water outlet 212, gas can be prevented from leaking from the water outlet.

  Reference is made to FIG. 3D. 3D is a cross-sectional view taken along line B-B 'of FIG. 3A. The toilet seat device 300 further includes a cleaning device 170 to which the cover 120 is connected in order to enhance the cleaning effect. The cleaning device 170 includes a liquid tank 172, a water outlet 174, a water valve 176, and a second sensor 178. The liquid tank 172 contains a liquid such as water or a cleaning agent. Even if the user supplies the liquid into the liquid tank 172 from the supply port 173 connected to the liquid tank 172 or connects the water pipe to the supply port 173 and directly injects the liquid from the water pipe into the liquid tank 172. Good. The water outlet 174 is connected to the liquid tank 172, and sends the liquid in the liquid tank 172 from the water outlet 174 into the toilet 200. As a result, a single water film is formed on the surface 116 of the toilet 200, and the object to be cleaned 150 can be prevented from adhering. The water valve 176 controls the flow of the liquid in the water outlet 174. In general, the water valve 176 is a movable water stop piece that can open and close the water outlet 174. The second sensor 178 is electrically connected to the water valve 176. When the second sensor 178 is turned on, the water valve 176 is opened and the liquid at the water outlet 174 flows out.

  Since the toilet seat apparatus 300 can be directly attached to the conventional toilet 200, it is not necessary to disassemble the toilet 200, and the toilet 200 is washed using a pressure difference, so that water is used more than the conventional water washing method. The amount can be greatly reduced.

  Reference is made to FIG. 4A. FIG. 4A is a flowchart illustrating a toilet cleaning method 400 according to an embodiment of the present invention. The toilet cleaning method 400 includes a step 410 for sealing the toilet opening, a step 420 for increasing the air pressure in the toilet, and a step 430 for spraying a liquid on the surface of the toilet. Here, the order of steps shown in FIG. 4A is merely an example shown for convenience of explanation, and step 430 can be performed before or after step 410 as a matter of course.

  Refer to FIG. 4B. In step 410 of FIG. 4B, the toilet opening is sealed to prevent gas in the toilet from leaking through the opening. Methods for sealing the opening include various methods such as covering the opening with a cover and inserting a piston into the opening. Step 410 of the present embodiment includes a step 412 for closing the opening with a cover, and a step 414 for locking the cover and the opening periphery. In step 414, the method of locking the cover and the peripheral edge of the opening may be a method using a locking member by locking, latching, fitting, or the like.

  Reference is made to FIG. 4A. As shown in FIG. 4A, after sealing the toilet opening, in step 420, the pressure inside the toilet is increased, the pressure inside the toilet is made higher than the pressure outside the toilet, and the objects to be cleaned in the toilet are discharged from the toilet. Drain outside the toilet from the exit. The method for increasing the air pressure in the toilet of this embodiment is to put gas into the toilet. More specifically, gas is introduced into the toilet by using a device having a function of introducing air, such as a manual or electric air pump.

  In step 430, liquid is sprayed on the surface of the toilet, and a single water film is formed on the surface of the toilet, thereby preventing the object to be cleaned from adhering and cleaning the toilet. As described above, this embodiment is merely an example, and step 430 is not limited to being performed after step 420. Steps 430 and 420, and before and after step 410, You may perform between step 420.

  In the present invention, preferred embodiments have been disclosed as described above, but these are not intended to limit the present invention in any way, and anyone who is familiar with the technology can make various modifications within the scope and spirit of the present invention. Changes and modifications can be made. Therefore, the scope of protection of the present invention is based on the contents specified in the claims.

It is a perspective view which shows the state when the cover of the toilet by one Embodiment of this invention is opened. It is a perspective view which shows the state when the cover of the toilet by one Embodiment of this invention is closed. It is a perspective view which shows the toilet by other embodiment of this invention. It is a perspective view which shows the state which closed the cover of the toilet by other embodiment of this invention. It is a perspective view which shows the state which opened the cover of the toilet by other embodiment of this invention. FIG. 3B is a cross-sectional view taken along line A-A ′ of FIG. 3A. FIG. 3B is a cross-sectional view taken along line B-B ′ of FIG. 3A. 7 is a flowchart for explaining a toilet cleaning method according to another embodiment of the present invention; 7 is a flowchart for explaining a toilet cleaning method according to another embodiment of the present invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 100 Toilet 110 Container 112 Opening 114 Outlet 116 Surface 120 Cover 122 Support shaft 130 Air pressurizing device 140 Sealing lock part 142 First lock part 144 Second lock part 150 Object to be cleaned 160 Sensing switch 162 First sensor 164 Switch member 170 Cleaning device 172 Liquid tank 173 Supply port 174 Water outlet 176 Water valve 178 Second sensor 200 Toilet 210 Water tank 212 Water outlet 300 Toilet seat device 310 Toilet seat 312 Hall 320 Gas valve 400 Toilet cleaning method

Claims (10)

A container having an opening provided at the top and an outlet provided at the bottom;
A cover pivotally attached to the container, selectively covering the opening and exposing the opening;
When the opening is covered with the cover, a gas is sent into the container, the pressure inside the container is made higher than the pressure outside the container, and the object to be cleaned in the container is discharged from the discharge port to the outside of the container. An air pressurizing device for discharging the toilet. A first sensor for sensing whether the opening is covered by the cover;
A switch member that switches on / off operation of the air pressurizer, and further includes a sensitive switch electrically connected to the air pressurizer,
The toilet according to claim 1, wherein when the first sensor senses that the opening is covered by the cover, the switch member turns on the air pressurizing device. A liquid tank containing the liquid;
At least one supply port connected to the liquid tank and injecting the liquid into the liquid tank;
At least one water outlet connected to the liquid tank and the container and for sending the liquid into the container;
The toilet according to claim 1, further comprising: a water valve that controls a flow of the liquid coming out of the water outlet, and further having a cleaning device connected to the cover. The cleaning device has a second sensor electrically connected to the water valve,
The toilet according to claim 3, wherein when the second sensor is turned on, the water valve is opened, and the liquid flows out from the water outlet. A cover that selectively covers and exposes the opening of the toilet container;
A toilet seat device comprising: an air pressurizing device that is connected to the cover and that sends gas into the toilet container when the opening is covered by the cover. A toilet seat that is pivotally mounted, is disposed between the opening and the cover, and is selectively disposed on the toilet container so as to cover an edge of the opening and expose the opening. Further comprising
The toilet seat device according to claim 5, wherein the opening is exposed when the toilet seat is disposed on the toilet container by a hole provided in the toilet seat. A first sensor for sensing whether the opening is covered by the cover;
A switch member that is electrically connected to the first sensor and switches on / off operation of the air pressurizer, and further includes a sensitive switch electrically connected to the air pressurizer,
6. The toilet seat device according to claim 5, wherein the switch member turns on the air pressurizing device when the first sensor senses that the opening is covered by the cover. A liquid tank containing the liquid;
At least one supply port connected to the liquid tank and supplying the liquid to the liquid tank;
At least one water outlet connected to the liquid tank and sending the liquid in the liquid tank into the toilet container;
A water valve for controlling the flow of the liquid exiting the water outlet;
A second sensor electrically connected to the water valve, and further comprising a cleaning device connected to the cover,
The toilet seat device according to claim 5, wherein when the second sensor is turned on, the water valve is opened to allow the liquid to flow out from the water outlet. Sealing the opening of the toilet container;
After sealing the opening, the air pressure in the toilet container is increased, the air pressure in the toilet container is made higher than the air pressure outside the toilet container, and an object to be cleaned in the toilet container is discharged from the toilet container. Draining the toilet container out of the toilet container.   The method for cleaning a toilet according to claim 9, wherein when the air pressure in the toilet container is increased, gas is put into the toilet container.

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