2034results about "Flushing devices" patented technology

Device (10) for supplying grey water (160) from a grey water producer (12) to a grey water consumer (500; 702), wherein the grey water producer (12) has a grey water outlet (14), wherein the device (10) has an inlet (16) which can be connected to the grey water outlet (14) and an outlet (18), characterized in that the device (10) also has, in addition to the outlet (18), a discharge connection (20) for discharging grey water (160) to the grey water consumer (500; 702).

Waste collection and processing systems for use in low-gravity environments include a toilet having a bowl and a lid, the toilet configured to receive solid human waste; a liquid waste collection system comprising a liquid waste receptacle configured to receive liquid human waste; a first waste tank fluidly coupled to the toilet; a second waste tank fluidly coupled to the liquid waste collection system; a third waste tank fluidly coupled to the liquid waste collection system, wherein the first waste tank, the second waste tank, and the third waste tank are each configured to be operated between reclamation modes of operation and collection modes of operation; and a waste outlet configured to selectively receive an airflow from each of the first waste tank, the second waste tank, and the third waste tank.

Device (300) for supplying a grey water tank (586) with fresh water from a fresh water connection (302), wherein the fresh water connection (302) has an outlet opening (316), characterized in that in the flow direction (S) of the fresh water, downstream of the fresh water connection (302), there is a fresh water tank (304) for temporarily storing the fresh water, which is connected to the fresh water connection (302).

Waste collection and processing systems for use in low-gravity environments include a toilet having a bowl and a lid; a waste tank having an inlet and an outlet, with the bowl fluidly coupled to the inlet of the waste tank; a first valve arranged between the bowl and the waste tank and selectively operable to allow fluid connection between the bowl and the waste tank; a second valve arranged at a first outlet of the waste tank and selectively operable to allow for solid waste and liquid waste within the waste tank to be directed to a waste outlet; and a third valve arranged at a second outlet of the waste tank and selectively operable to allow for gases to be removed from the waste tank and directed to at least one of an occupied space, an external environment, or a waste reclamation system.

Device (500) for storing greywater, comprising a first container (506) for collecting greywater from a greywater inlet (20) connectable to a greywater generator (12) and a second container (586) for providing greywater for a specific use, wherein the second container (586) has a closable outlet (544) connectable to a greywater consumer (702), wherein the first container (506) has an interface (550, 552, 560, 578, 580, 582, 584) for fluid communication with the second container (586), wherein a fresh water connection (302) exists, characterized in that the fresh water connection (302) is connected to the second container (586) but not to the first container (506).

A plume cleaning system for a toilet is integrated with a toilet. In one example, a plume cleaner assembly adjacent to a toilet seat is independently removable with respect to the toilet seat. The plume cleaner assembly may include a plume cleaner, apertures, and a fan positioned to draw plume air through the plurality of apertures for treatment by the plume cleaner and expel the treated plume air out of the plume cleaner assembly in a direction at an angle to the apertures. In another example, a plume cleaner assembly with the toilet seat may include at least a fan, an electrostatic collector, and a mist generator. In another example, a plume cleaner assembly is integrated in a tank of the toilet to generate a sanitization fluid that is channeled into the toilet bowl through an overflow tube and / or rim channels.

In one embodiment, a vacuum toilet includes a base including a toilet bowl, a sump pipe, and a tank coupled to the bowl via the sump pipe. A vacuum generator is coupled to the tank. The vacuum generator is configured to apply a first pressure during a flush cycle and a second pressure during a drain cycle. In one embodiment, a vacuum toilet includes a toilet bowl, a drain pipe valve compartment, a tank coupled to the toilet bowl, and a vacuum generator including a high pressure outlet connected to the drain pipe valve compartment and a low pressure outlet connected to the tank.

The invention discloses a flushing system of an intelligent closestool and the intelligent closestool. The flushing system comprises a water tank, a first pipeline, an annular flushing support, a detection device and a control panel. The annular flushing support is hollow and connected with the water tank through a first pipeline, the first pipeline is provided with an electric control first valve, and the support is provided with a plurality of downward water outlets. The detection device comprises a sound sensor and an infrared sensor which are arranged on the outer wall of the toilet bowl and the inner side face of the toilet lid respectively. And the control panel is provided with a controller which is electrically connected with the first valve and the detection device. The controller is provided with an excretion recognition module, a user recognition module and an automatic flushing module, the excretion recognition module recognizes excretion and types according to audio data, and the user recognition module detects the state of a user according to infrared rays. The automatic flushing module comprises a flow control unit, and the flow is adjusted according to the excretion type.

A vacuum toilet (600). The vacuum toilet comprises: a toilet bowl (601); a drain pipe valve compartment (602); a tank (603) coupled to the toilet bowl; and a vacuum generator (604) including a high pressure outlet (605) connected to the drain pipe valve compartment (602) and a low pressure outlet (606) connected to the tank (603). Also disclosed is a method of operating a vacuum toilet.

The invention discloses an intelligent cross infection prevention disinfection closestool, and relates to the field of disinfection closestools. The toilet seat is arranged on the base; the water tank is arranged on the base; the electrolysis module is arranged in the water tank and used for electrolyzing tap water to obtain disinfectant fluid; the toilet seat ring is sleeved with the seat ring sleeve; the automatic sleeve replacing device is arranged on the base and used for pulling one end of the seat sleeve to move in the circumferential direction of the toilet seat; the wetting device is arranged on the base and used for spraying disinfectant fluid to the seat ring sleeve; and the control module is arranged on the base and is used for controlling the electrolysis module, the automatic sleeve changing device and the wetting device to start / stop. According to the application, the situation that a disinfectant needs to be frequently added externally is avoided, the effect of automatically disinfecting the environment in the base and the toilet seat at the same time is achieved, the risks of contact propagation and aerosol propagation caused by the toilet are integrally solved, the probability of pathogenic microorganism residues and diffusion is reduced, and cross infection is avoided.

Waste collection and processing systems for use in low-gravity environments include a toilet having a bowl and a lid with a waste tank having an inlet and an outlet, wherein the bowl of the toilet is fluidly coupled to the inlet of the waste tank. A waste bag is arranged within the waste tank to capture human waste deposited into the waste tank from the toilet bowl. The waste bag is permeable to gases and impermeable to liquid waste and solid waste. A filter assembly is fluidly coupled to the outlet of the waste tank and configured to treat air that passes through the filter assembly. A first valve is operably arranged between the bowl and the waste tank and a second valve is operably arranged between the waste tank and the filter assembly.

A control system for a plumbing fixture includes at least a network device, a plumbing fixture, and a controller. The network device is configured to detect a plurality of connections for mobile devices in an indoor space associated with the plumbing fixture. A controller configured to compare the plurality of connections to an occupancy threshold and generate a command for the plumbing fixture.

A toilet seat arrangement includes a toilet seat that is installed above a toilet bowl. A bidet nozzle is installed on the toilet seat and ejects water into a space above the toilet bowl such that the water falls into the toilet bowl. A water level sensor is installed on the toilet seat and detects a level of water in the toilet bowl. The water level sensor transmits a signal indicative of the level of water in the toilet bowl. A shutoff valve allows water to flow to a toilet tank fill valve when the shutoff valve is in an open position, and prevents water from flowing to the toilet tank fill valve when the shutoff valve is in a closed position. An electronic processor controls whether the shutoff valve is in the open position or the closed position dependent upon the signal from the water level sensor.

The present invention provides a flush water tank device including an outer tank, an inner tank disposed inside the outer tank, a water supply valve, a first water discharge / stop switching mechanism disposed inside the outer tank and outside the inner tank to switch supply and stop of flush water stored in the outer tank to the flush toilet main body, and a second water discharge / stop switching mechanism disposed inside the inner tank to switch supply and stop of flush water stored in the inner tank to the flush toilet main body, the water supply valve is configured to supply flush water into the inner tank, and the flush water supplied into the inner tank overflows from two or more sides of the inner tank to flow into the outer tank.

The invention discloses a closestool flushing device and a flushing method thereof, the closestool flushing device comprises a closestool body, a water tank, a water suction pump, a water distribution pipe and a circuit board, and the closestool body is provided with an upper flushing port and a lower flushing port. The water distribution pipe comprises a water inlet, a first water outlet and a second water outlet, the water inlet is communicated with an outlet of the water suction pump, the first water outlet is communicated with the upper flushing port, the second water outlet is communicated with the lower flushing port, an inlet of the water suction pump is communicated with the water tank, and the minimum through-flow sectional area of the upper flushing waterway is smaller than that of the lower flushing waterway. The closestool flushing device has a brush ring flushing state and a main flushing state, and in the brush ring flushing state, the circuit board controls the power of the water suction pump to be a first preset value so as to control the flow of the upper flushing opening to be larger than that of the lower flushing opening; in the main flushing state, the circuit board controls the power of the water suction pump to be a second preset value so as to control the flow of the lower flushing opening to be larger than the flow of the upper flushing opening, and the second preset value is larger than the first preset value.

The invention relates to the technical field of integrated wall-mounted laundry closestools, and discloses a distributed multi-water-source cooperative control system based on an integrated wall-mounted laundry closestool, which comprises a multi-source water quality monitoring module, a flow dynamic distribution module, a cleaning strategy generation module, a pipeline deposition correction module and a water source switching optimization module. The multi-source water quality monitoring module acquires water quality parameters in real time and constructs a multi-layer evaluation topology, the flow dynamic distribution module performs pipeline modeling and pressure optimization, and the cleaning strategy generation module combines water quality and pressure information to generate a flushing framework and sorts the flushing framework. The pipeline deposition correction module corrects the deposition rate and balances pressure parameters, and the water source switching optimization module detects path deviation and feeds back iteration. The system realizes multi-source water quality accurate monitoring, flow dynamic distribution and cleaning strategy intelligent generation, improves the utilization efficiency of water resources, ensures stable operation of the system, and solves the problems of extensive water quality monitoring, static flow distribution, lack of intelligent cleaning strategy and the like of a traditional system.

The present invention provides a flush toilet apparatus that includes a flush toilet body including a bowl and having a rim water ejection port, a drain trap pipeline, and a jet water ejection port; a flush water tank body; a rim drain valve; and a jet drain valve, in which the flush toilet apparatus has an exhaust path along which air of an air layer formed in an upstream side of a jet water conduit is discharged, in which the rim-water-ejection drain port and the jet-water-ejection drain port are each provided at a position higher than the lower end of the rim water ejection port, and in which flush water is supplied into the jet water conduit after a flush is started and before the jet drain valve is opened.

The flushing valve comprises a valve body and a pressure sensing assembly, the valve body is provided with a water inlet end, a water outlet end and a water passing cavity communicated with the water inlet end and the water outlet end, one side of the valve body is provided with a pressure sensing channel, the pressure sensing channel is communicated with the water passing cavity, and the pressure sensing assembly comprises a piston rod, an elastic piece and a potentiometer. The piston rod is arranged in the pressure sensing channel and arranged in the axial direction of the pressure sensing channel, the elastic piece provides axial elastic force for the piston rod, the direction of the elastic force is opposite to the water inlet direction of the pressure sensing channel, a movable contact of the potentiometer is connected with the piston rod, and water pressure in the pressure sensing channel can drive the piston rod to overcome the elastic force to push the movable contact. Water enters the pressure sensing channel and pushes the piston rod, the piston rod compresses the spring and pushes the potentiometer, the resistance voltage of the potentiometer generates related changes, and water pressure detection is achieved.

The utility model generally relates to the technical field of bathroom equipment, in particular to an anti-siphon structure of a valve, which comprises a valve body provided with a water inlet pipe forming a water inlet channel and a water outlet pipe forming a water outlet channel, and further comprises a branch water way provided with a communication port communicated with the water inlet channel. The branch water way is further provided with an air inlet communicated with the outside atmosphere. According to the utility model, the branch waterway is adopted to replace the mode of directly forming the air supplementing hole in the pipeline, and the position of the first end of the branch waterway, namely the air supplementing hole, in the water inlet channel is controlled by adjusting the length and the shape of the branch waterway, so that the structure always keeps a better anti-siphon effect, and the problem that the arrangement position of the anti-siphon structure is limited is solved. Meanwhile, the anti-siphon / anti-backflow hole and the anti-siphon / anti-backflow structure can be arranged at the non-highest point position, the whole device occupies a smaller space in height, and the structure is more compact.

According to said method, the solids are packaged together with some air into individual bags (63) formed from a continuously supplied tube, and the buoyant bag (63) is hermetically sealed and released into the sewage system. The corresponding device contains, downstream of the siphon of the toilet (100), at least the following technical components for handling the siphon discharge within a closed system: • a solids removal tank (3) for collecting the solids; • a solids pump (28) for conveying the removed solids upward in a riser pipe (4) into an elevated solids tank (5); • a portioning apparatus (6) having a metering valve (7) for dropping solids portions into a tubular-bag packaging unit (9) located therebelow; • a tubular-bag packaging unit (9) for producing, from a continuously supplied tube, bags (63) which are hermetically sealed and then separated and which contain solids and some air, for discharge into the sewage system.

The invention relates to a method for removing a chemical substance from human excreta, such as faeces and urine, comprising the following steps of: providing a toilet for a person from whose excreta the chemical substance must be removed; releasably connecting a filtering device to the toilet, wherein the filtering device comprises at least one removable cartridge with a filter; transporting the excreta by means of a transport screw from the toilet toward the filter in the cartridge, wherein pressure is exerted on the excreta by means of a plunger; filtering the chemical substance out of the excreta in situ using the filtering device; periodically replacing the at least one cartridge; and processing the replaced cartridge. The invention also relates to a filtering device for application in this method, and a cartridge for use in such a filtering device.

To provide a washing water tank device capable of being downsized while accurately distributing washing water in a washing water tank.SOLUTION: A washing water tank device (4) of the invention comprises: an outer tank (12); an inner tank (14) disposed in the outer tank; a feed water valve (16); a first drain valve (8) to open and close a first drain port (12a); a second drain valve (10) to switch between discharge and stop of washing water from a second drain port (12b); and a water pressure drive mechanism (18) to open the first drain valve or the second drain valve by feed water pressure of the washing water fed through the feed water valve. A water feed port to feed the washing water to the feed water vale, the first drain port, and the second drain port provided on a bottom of the outer tank are disposed in a width direction of a flush toilet bowl body and are not overlapped with each other on a projection surface in a front-back direction of the flush toilet bowl body.SELECTED DRAWING: Figure 2

A sewage discharge box is applied to a toilet. A rotary connecting hole is formed on the sewage discharge box and is rotatably connected to a sewage discharge pipe of the toilet. The sewage discharge pipe is at least partially provided in the sewage discharge box and rotates about the rotary connecting hole. The inner wall surface of the sewage discharge box is divided into a sewage discharge area and a non-sewage discharge area, and the sewage discharge pipe rotates from a side where the non-sewage discharge area is located to the side where the sewage discharge area is located in the rotary sewage discharge process, the non-sewage discharge area and the sewage discharge area are asymmetrically arranged with respect to an interface, and the space enclosed by the sewage discharge area is greater than the space enclosed by the non-sewage discharge area.

The invention discloses a slope protection drainage reinforcement management system based on cloud computing. Multi-source slope data is preprocessed and then transmitted to a cloud computing module; receiving the processed multi-source slope data, performing filtering processing on the multi-source slope data by using an LMS (least mean square) algorithm, establishing a Transform-XL slope space-time coupling prediction model, introducing a PINN physical information neural network into the model, and embedding physical constraints of finite element analysis into the model for training; inputting the initial multi-source slope data into a slope space-time coupling prediction model for risk assessment; slope protection digital twins are established based on the slope risk assessment state, sensor data and a BIM model are synchronized in real time, the effects of different reinforcement schemes are simulated through HPC cloud high-performance calculation, and a multi-target optimization scheme is generated. The scheme can be dynamically adjusted according to real-time monitoring data, and intelligent and precise management of slope protection drainage reinforcement engineering is achieved.

The utility model discloses a flush valve which comprises a valve body and a pressure sensing assembly, a pressure sensing channel is arranged on one side of the valve body, the pressure sensing assembly comprises a piston rod and a force sensing assembly, the force sensing assembly comprises a force sensing element, the force sensing element is a strain gauge or a flexible pressure film, and the piston rod is arranged in the pressure sensing channel. Water pressure in the pressure sensing channel can push the piston rod to act on the force sensing assembly so as to trigger the force sensing element. Water enters the pressure sensing channel and pushes the piston rod, and the piston rod acts on the force sensing component, so that the force sensing component is strained to cause corresponding electric signal change, and the current water pressure is reflected. The measuring precision of the force-sensitive element is extremely high, and the fine change of the water pressure in the pipeline can be accurately controlled by measuring the water pressure change through the force-sensitive element, so that more accurate regulation and control are realized.

The utility model discloses a micro-water closestool flushing device. Comprising a water storage tank, a flushing system and a water inlet system, wherein the flushing system comprises a flushing tank with a water inlet and a water outlet, and a water pressing piston is arranged in the flushing tank; a pressing handle is arranged on the water pressing piston; the pressing handle is upwards led out of the water storage tank; one-way valves are arranged at the water inlet and the water outlet; a reset spring is arranged between the inner surface of the water pressing piston and the bottom of the flushing tank. According to the flushing device, a high-pressure micro-water technology is adopted, namely, pressure energy and gravitational potential energy of water can be converted into flushing kinetic energy through pressing, so that excrement is effectively flushed and swept, therefore, the flushing device has an obvious water-saving effect, the amount of water required for flushing each time is small, and water resources are saved.

The present invention provides a flush toilet apparatus (1) including a flush toilet main body (2) including a bowl (2a) and a discharge trap conduit (2b), a flush water tank main body (4), a rim discharge valve (8) that controls spouting and stop of flush water from a rim spout port (2c), a jet discharge valve (10) that controls spouting and stop of flush water from a jet spout port (2d), a rim conduit (2e) that guides flush water drained via the rim discharge valve to the rim spout port, and a jet conduit (2f) that guides flush water drained via the jet discharge valve to the jet spout port, and a cross-sectional area of the rim spout port is smaller than a cross-sectional area of the jet spout port.

A flush valve assembly for a siphonic flush toilet, comprising a flush valve body and a flapper cover, wherein the flush valve body is coupled to an overflow tube or is coupled to an overflow tube coupling configured to receive an overflow tube, the flapper cover is configured to rotatably lift off the flush valve inlet at an open angle in a direction towards the overflow tube or the overflow tube coupling, and at least one of the flapper cover top face, the overflow tube, and the overflow tube coupling comprises a stop component configured to determine the flapper cover open angle during a flush cycle.

A flushing water supply control valve used in a power-off state and a toilet flushing assembly comprise a housing, a water control component, a blocking component and a switch component, the housing is provided with a water inlet part, a water outlet part, a pressure chamber, an auxiliary chamber and several drainage channels; the water control component comprises an adjusting seat, a movable valve sleeve, a first elastic member and an elastic switching structure, and the adjusting seat is installed in the pressure chamber; the movable valve sleeve moves in the pressure chamber under the action of water pressure and the first elastic member, and an acting surface cooperating with the elastic switching structure is formed thereon.