209results about "Sanitation" patented technology

An expandable lavatory for full-size wheelchairs may comprise an aircraft lavatory door system with a forward door and an aft door wherein both doors are capable of expanding into an expanded locked position. The expandable lavatory for full-size wheelchairs may comprise a first single lavatory, a second single lavatory, a collapsible divider, and a lavatory door system which functions to provide a door to each single lavatory and a door for a configuration in which the two single lavatories convert into one expanded double lavatory. The expandable lavatory for full-size wheelchairs may be a forward lavatory facing the aisle in proximity to a first galley, a second galley, and a wheelchair tie down space.

To provide a dirt removal device capable of reducing the size of a sewage inlet while preventing the backflow of gas from the sewage inlet.SOLUTION: A disclosed dirt removal device includes: a sewage inlet with an opening in the top; a lid to cover the opening of the sewage inlet; a tubular inlet tube attached to the lid and is connectable to the sewage inlet via a suction hose in the discharge outlet of the sewage storage tank of a railway vehicle; and a check valve attached to the inlet tube. The check valve includes: a shaft body; an opening / closing lid rotatable on a shaft body, which is rotatable between a first rotation position closing the lower end of an inlet tube and a second rotation position opening the bottom end of the inlet tube; and a balance weight that is attached to the opening / closing lid and configured so as to, when the force applied from inside the inlet tube to the opening / closing lid is less than a first threshold, position the opening / closing lid in the first rotation position, and when the force applied from inside the inlet tube to the opening / closing lid is greater than or equal to a second threshold, which is greater than the first threshold, position the opening / closing lid to the second rotation position.SELECTED DRAWING: Figure 2

The invention relates to the technical field of train wastewater treatment, and discloses a train grey water recycling system which comprises a water basin, a purification tank and a water collecting tank, the purification tank is located below the water basin, a blow-off pipe is arranged between the purification tank and the water basin in a communicating mode, the water collecting tank is located below the purification tank, and a drainage pipe is arranged between the water collecting tank and the purification tank in a communicating mode. A water pumping mechanism is connected to the water collecting tank, a filtering unit, an adsorption unit and a disinfection unit are sequentially distributed in the purification box from top to bottom, a suspension frame is arranged in the disinfection unit located at the tail end of the purification box in a lifting sliding mode, a buoy is arranged at the top of the suspension frame, a transparent cover is arranged at the bottom of the suspension frame, and an ultraviolet disinfection lamp is installed in the transparent cover; a plurality of vertical limiting rods are arranged at the inner bottom of the purification box, the multiple limiting rods are arranged around the inlet end of the drainage pipe, the multiple limiting rods are jointly and slidably sleeved with a water stop rubber plug, and a pull rope is arranged at the top of the water stop rubber plug. The method has the effect of improving the train transportation efficiency.

The utility model provides a motor train unit glass partition device integrated with a classification dustbin and an electric heater. The motor train unit glass partition device comprises a top beam hanging seat, a top beam reinforcing seat, a top beam cross beam, laminated glass, a handrail mounting seat, a stand column handrail, a handrail decorative cover, an electric heater ventilation sealing plate, a dustbin body, a classification dustbin assembly, a pressing lock, the electric heater and a glass clamp. The top beam hanging seat, the top beam reinforcing seat and the top beam cross beam form a frame through bolts, the stability of the stand column handrail of the glass partition is guaranteed, and the stand column handrail and the dustbin body are laminated glass, provided with mounting grooves and provided with clamping rubber strips. Compared with the prior art, permeability can be increased, holding and leaning functions are added, practicability is enhanced by integrating the electric heater and the classification dustbin, and the whole structure is more stable by increasing the contact area with the ground through the top beam. The installation is more convenient.

The invention discloses a sewage discharging method and system based on an intelligent robot, the system comprises a moving trolley, a sewage discharging robot, a clamping assembly, a positioning assembly and a sewage suction assembly, and the sewage discharging robot is installed on the moving trolley and connected with the clamping assembly and the positioning assembly; the positioning assembly comprises a first positioning module and a second positioning module, a positioning piece recognized by the first positioning module is arranged at the position of a sewage discharging compartment of the train so as to preliminarily position the sewage discharging compartment, and the second positioning module collects and recognizes an image of the sewage discharging compartment so as to position a sewage discharging pipe on the sewage discharging compartment. The sewage suction assembly comprises a sewage suction compartment and a vacuum sewage suction pipe, the sewage suction compartment is arranged on one side of the platform, one end of the vacuum sewage suction pipe is rolled in the sewage suction compartment and connected with the sewage suction compartment, and the other end of the vacuum sewage suction pipe is exposed out of the sewage suction compartment to be clamped by the clamping assembly; the sewage discharging robot connects the vacuum sewage suction pipe to the sewage discharging pipe according to positioning of the sewage discharging pipe by the positioning assembly and enables the sewage suction compartment to suck dirt into the sewage discharging compartment through the sewage suction pipe.

The utility model relates to automatic circulating cleaning equipment for a train excrement collecting pipeline, and belongs to the technical field of train excrement collecting pipeline cleaning, the automatic circulating cleaning equipment comprises a flushing tank, a discharge port, a filtering mechanism and a stirring assembly, the discharge port is fixedly mounted in the center of the interior of the flushing tank, and the filtering mechanism is arranged on the upper portion of the interior of the flushing tank. According to the automatic circulating cleaning equipment for the train excrement collecting pipeline, a circulating pipe is connected with the output end of the pipeline, a connecting pipe is connected with the input end of the pipeline, clear water is added into a partition plate through a water inlet pipe, then a cleaning agent is added into the clear water through a feeding pipe, and the stirring assembly stirs and mixes the clear water and the cleaning agent; the mixed water can be poured into the excrement collecting pipeline through the water pump, the mixed water after cleaning flows back into the partition plate through the circulating pipe, impurities and dirt in the mixed water are filtered through the filter screen and flow into the lower portion in the partition plate, circulating flushing can be achieved, the impurities and the dirt which are flushed out can be prevented from entering the pipeline again, and therefore the flushing effect is guaranteed.

The utility model provides a toilet flushing device suitable for a railway vehicle. The toilet flushing device comprises a first air supply device, a first electromagnetic valve, a water supply device, a water inlet valve, a water tank, a control panel, a flushing button, a second air supply device, a second electromagnetic valve, a flushing valve and a toilet. The control panel is connected with the first electromagnetic valve, the water inlet valve, the liquid level sensor, the flushing button and the second electromagnetic valve; the first electromagnetic valve is installed between the air supply device and the water tank and connected through an air pipe. The water inlet valve is installed between the water supply device and the water tank and connected through a water pipe. The second electromagnetic valve is mounted between the second air supply device and the flushing valve and is connected through an air pipe; the flushing valve is arranged between the water tank and the toilet stool and is connected through a water pipe; the control panel is used for controlling the first electromagnetic valve to be opened after the flushing button is triggered, the flushing valve is opened, and water in the water tank flushes the toilet bowl under the action of pressure. According to the utility model, automatic water replenishing of the water supercharging device can be realized, and meanwhile, the problem of long-term water flowing caused by valve clamping stagnation is avoided.

Device (1) for emptying a collection tank of a toilet of a railway carriage, wherein the device (1) comprises a suction device (2), wherein the device (1) comprises a suction hose (3) connected to the suction device (2), wherein the suction hose (3) is provided with a first coupling (5) for coupling the suction hose (3) to an outlet of the collection tank, wherein the device (1) is provided with a rail (8) extending in a direction, the device (1) being provided with one or more wheel sets (9), arranged to be attached to the rail (8) and to move along the rail (8) in said direction, wherein the suction hose (3) is suspended from the one or more wheel sets (9) at one or more first positions between the suction device (2) and the first coupling (5).

The present application relates to the technical field of antifreeze for locomotive sanitary facilities, and specifically to a locomotive toilet antifreeze emptying intelligent control method and system, the method comprising: using a dynamic weighted fusion algorithm to dynamically allocate weights for multi-source locomotive toilet-related data, quantifying the dynamic risk index of multi-source locomotive toilet-related data within the current analysis period; combining the long-term risk trends and short-term risk mutations of all dynamic risk indices calculated for all collected analysis periods, and fusing the two to construct a long-term and short-term dual-modal icing risk index; and using the dual-modal icing risk index to set a multi-level threshold antifreeze mechanism strategy. The present application aims to enable locomotive toilets to dynamically adapt to extreme cold environments, reduce energy consumption, and avoid misjudgments and failures caused by static weight allocation and single indicator evaluation in traditional systems through dynamic long-term and short-term risk analysis and graded antifreeze processing of multi-source locomotive toilet-related data.

The present invention relates to a grey water recovery system (10), comprising: - an intermediate tank (16); - a grey water supply system (18) for the intermediate tank, including a supply valve (60); - a pressurization system (20) for the intermediate tank, including a pressurization valve (72); - a flush water distribution system (24) connecting the intermediate tank to a toilet bowl (36) and including a flush valve (88); - an air venting system (22) for the intermediate tank, including an air vent valve (80). The recovery system (10) is configured to control a flushing sequence (100), by controlling the pressurization system (20), the supply valve (60), the flush valve (88), and the air vent valve (80).

Toilet system with several toilets (2), each of which is connected to a wastewater collection tank (3) via wastewater pipes (5) and / or a wastewater collection pipe (4), so that the wastewater from the toilets (2) can be fed into the wastewater collection tank (3) and thereby a pressure vessel (1) is connected to a wastewater pipe (5) and / or the wastewater collection pipe (4) such that pressurized gas and / or a liquid flows in the form of a pressure surge through most of all wastewater pipes (5) and / or the wastewater collection pipe (4) into the wastewater collection tank (3) when at least one controllable first valve (1.1) on the pressure vessel (1) is open and the product of the internal volume of the pressure vessel and the relative pressure in the pressure vessel (1) is greater than the internal volume of all wastewater pipes (5) and the wastewater collection pipe (4).

The invention relates to a vehicle (1) having at least one water tank (3) for supplying at least one water consuming device (5) of a sanitary cell (7) or of a galley of the vehicle with water. The vehicle comprises at least one fuel cell system (2) having at least one process water outlet (8), which is connected to the at least one water tank (3) by means of at least one pipe (9) so that process water from the fuel cell system (2) can be fed to the at least one water tank (3) via the at least one pipe (9). The vehicle (1) has at least one treatment device (16) for the biological and / or chemical and / or physical treatment of water. The vehicle (1) comprises an electric drive (11). The fuel cell system (2) comprises at least one low-temperature fuel cell and is designed to supply the electric drive (11) with energy. The at least one treatment device (16) is located in or on the at least one water tank (3) or downstream of the at least one water tank (3) in order to treat the water located in the at least one water tank (3) or the water discharged from the water tank. The at least one process water outlet (8) is connected to the water tank (3) by means of the at least one pipe (9) without the intermediary of the at least one treatment device (16) so that the process water of the fuel cell system (2) is fed to the water tank (3) by means of the pipe (9).

The utility model discloses an integrated toilet squatting pan for a locomotive, which belongs to the technical field of squatting pans, and can be used for integrally discharging cleaned liquid through a through hole in an anti-skid groove and a flow guide pipe at the bottom during working, so as to avoid the conditions of long-time retention of accumulated liquid formed at the edge of a squatting pan body and the like as much as possible. The locomotive integrated toilet squatting pan comprises a squatting pan body and a transfer cylinder, a squatting pan is arranged on the squatting pan body, a discharge port is formed in the position, close to the bottom, of the squatting pan, a collecting pipe is installed at the discharge port, a pneumatic large-flux ball valve is installed at the end, away from the discharge port, of the collecting pipe, and an inlet is formed in the top of the transfer cylinder. The end, away from the pneumatic type large-flux ball valve, of the communicating pipe is installed at the inlet, a sewage draining opening is formed in the bottom of the transfer cylinder, a sewage draining pipe is arranged at the sewage draining opening and communicated with the excrement collecting box, the pneumatic type large-flux ball valve is installed at the middle section of the sewage draining pipe, and a two-way pressure generator is installed on the transfer cylinder.

Water supply device (1) for a room of a mobile home, with a mixing device (2), wherein the mixing device (2) is designed to dispense hot water, wherein the mixing device (2) comprises a fresh water connection and a hot water connection (3, 4), wherein the fresh water connection (3) can be connected to a fresh water supply, and with a hot water tank (5), wherein the hot water connection (4) is connected to the hot water tank (5), wherein the hot water tank (5) is designed as a passive hot water storage tank (5).

The application provides a biochemical excrement collecting system and a rail vehicle, and belongs to the technical field of rail vehicles. The biochemical excrement collecting system comprises an excrement collecting cylinder, a sewage discharge pipeline and a biological treatment box. The upper end of the excrement collecting cylinder is connected with a toilet in a vehicle body, and one end of the sewage discharge pipeline is fixedly connected with the lower end of the excrement collecting cylinder. The biological treatment box is used for being installed below the vehicle body and is fixedly connected with the vehicle body. The biological treatment box comprises a box body, a filtering device and a primary filtering chamber. The filtering device is installed in the box body, and the box body is divided into an upper cavity and a lower cavity. An inlet and an exhaust port which are in communication with the upper cavity, and a discharge port which is in communication with the lower cavity are arranged on the box body. The primary filtering chamber is installed on one side of the box body and is in communication with the lower cavity. A sterilization block is arranged in the primary filtering chamber and is in contact with water in the lower cavity. The biochemical excrement collecting system can avoid environmental pollution and does not need to be cleaned frequently, thereby reducing workload and cost.

The present invention relates to the field of air treatment, and discloses an air deodorization and purification device for high-speed rail toilets, effectively solving the problem that ammonia exists in the odor of current toilets, and if ammonia is directly discharged, it is easy to cause harm to external organisms. It includes a body, an air inlet pipe is installed on the front of the body, a connecting pipe is installed at the top of the body, an impurity filtering component is installed inside the body, a deodorizing component is installed on one side of the body, and the deodorizing component includes an ammonia removal box installed on one side of the body. One end of the connecting pipe penetrates into the inside of the ammonia removal box, a bubble destruction unit is installed inside the ammonia removal box, and a suspension rod is installed at the bottom end of the ammonia removal box. In the present invention, by passing a reverse current through the fan motor, the fan blades rotate to blow air in the reverse direction. At the same time, the ejector rod continuously passes through the ejector block, causing the spring to vibrate. Then, under the action of the reverse blowing and the spring vibration, the dust on the filter plate is shaken off into the receiving cylinder to complete self-cleaning, which is convenient for subsequent use.

The present invention relates to a means of transport for passenger traffic, which has at least one sanitary facility unit and at least one ventilator (2) for discharging exhaust gas outwards from the sanitary facility unit. The present invention also relates to a method for controlling the volume flow rate, wherein a closed-loop control unit (1) is designed to control at least two volume flow rates of the exhaust gas discharged by the ventilator (2) at least according to the state of the sanitary facility unit, and the at least two volume flow rates are different from each other and not equal to zero.

The application relates to the technical field of railway sewage treatment, in particular to a fan unit. The application provides a fan unit which comprises a connecting pipe and components such as a fan. The parallel and inclined channel design of the connecting pipe can guide the stable flow of gas, reduce energy loss, and the slope of the inclined channel can promote the gathering of water vapor to the separator to improve the separation efficiency; the through hole is located at the end of the inclined channel close to the separator, a local negative pressure is formed when the fan is started, the gas passes through the separator is accelerated, and the water vapor is condensed and separated by using the flow rate difference, so that the first pipe body is prevented from being blocked; the axial direction of the fan is adapted to the inclined direction of the inclined channel, the air extraction direction is consistent with the airflow, so that the resistance is reduced and the vacuum establishment is accelerated.

The application provides a box, belonging to the technical field of sewage treatment. The box comprises a box body and a cover body. The box body is a basalt fiber composite part. The box body has a containing cavity. The top of the box body has an opening communicating with the containing cavity. The cover body is connected to the top of the box body and is used for plugging the opening. The surface of at least one of the box body and the cover body is provided with a mounting part. The mounting part is used for connecting a reinforcing assembly for reinforcing the box body or the cover body. The box is connected by two separate parts, which is conducive to reducing welding operation and shaping operation, thereby improving the processing efficiency. The box body is a basalt fiber composite part, which is conducive to reducing the weight of the box. The mounting part is provided, so that the reinforcing assembly is connected to the box body or the cover body by the mounting part, which is also conducive to reducing welding deformation, thereby further improving the processing efficiency of the box.

The invention relates to a sanitary installation (10) for a rail vehicle and to a rail vehicle for passenger transport having at least one sanitary installation comprising at least one bidet (40) and a water reservoir (300), connected to the bidet (40), for supplying the bidet (40) with water, wherein, between the water reservoir (300) and the bidet (40), at least one intermediate tank (50) having a water inlet (51), a water outlet (52) and an overflow (53) is arranged such that the water inlet (51) is arranged above the water outlet (52) and the overflow (53) is arranged between the water inlet (51) and the water outlet (52), such that the water inlet (51) is free from contact with the water (60) in the intermediate tank (50), wherein the water inlet (51) of the intermediate tank (50) is connected to the water reservoir (300) and the water outlet (52) of the intermediate tank (50) is connected to the bidet (40).

The utility model provides a handle structure for a pedestal pan and the pedestal pan, and belongs to the technical field of pedestal pans. The handle structure comprises an installation piece and a handle body. The mounting part is provided with a mounting surface, and the mounting part is used for being connected with a pedestal pan ring of the pedestal pan through the mounting surface; one end of the lifting handle body is rotationally connected with the mounting part, the lifting handle body is used for rotating relative to the mounting part so as to be switched between a folding and unfolding state and a use state, and in the folding and unfolding state, the lifting handle body is perpendicular to the mounting surface, and the lifting handle body is located on the side of a pedestal pan seat of the pedestal pan; in the using state, the lifting handle body is parallel to the mounting face, and the lifting handle body is located above the toilet seat. According to the handle structure for the pedestal pan, the pedestal pan ring does not need to be touched by hands, and the handle structure is convenient to operate, safe and sanitary.

The utility model provides a coiled powerful suction unit, relates to suction device field, include: base, coiling cylinder and dust collection subassembly, base upper side is equipped with support pole and support plate, support pole upper end is connected with placing plate, and the dust collection subassembly is fixed on placing plate upper side, coiling cylinder is rotatingly connected between the support plate, the dust collection subassembly is fixed on the support plate upper side. And a coiling pipe is wound on the outer side of the coiling cylinder, a smashing mechanism is arranged in the coiling cylinder, one side of the coiling cylinder is connected with a second motor, the other side of the coiling cylinder is connected with a rotor pump, the suction end of the rotor pump is connected with a suction pipe, and the suction pipe is inserted into an inner cavity of the coiling cylinder. The problems that in the prior art, when an electric coiled suction unit sucks excrement on a train, blockage is likely to happen, and the overall use functionality is poor are solved.

The invention relates to a method for emptying a liquid container for a rail vehicle from freezing and to a rail vehicle equipped for carrying out the method, wherein the method comprises the following process steps: - Recording and storing measured values ​​of the temperature of a liquid in at least one liquid container at predetermined time intervals over a predetermined period; a. Determining a future temperature profile of the liquid in at least one liquid container, at least on the basis of the stored measured values ​​of the temperature of the liquid in at least one liquid container; b. Determining a time point in time when a predetermined limit temperature of the liquid in at least one liquid container is reached, based on the determined future temperature profile of the liquid in at least one liquid container; c. Emptying the liquid from the at least one liquid container if the determined time of reaching the specified limit temperature is before a specified upgrade time.

The invention relates to a method for flushing a sanitary unit, comprising the steps of: - supplying greywater from a greywater line (61) into an interior of a greywater container (40); - temporarily storing the greywater in the greywater container (40) under ambient pressure; - conveying the greywater by means of a greywater pump (30) from the interior of the greywater container (40) under ambient pressure to a flushing device (11), the greywater being conveyed through a filter arrangement (50) arranged in the interior of the greywater container (40) to the greywater pump (30) located behind this filter device (50) in the flow direction; - discharging the greywater using overpressure from one or more flushing openings of the flushing device (11) into a sanitary element (10) to be flushed. The invention likewise relates to a sanitary unit having the features necessary for carrying out the method.

An overhead handle system (130) that accommodates a person with reduced mobility (PRM) in a PRM device (wheelchair) in an interior space such as an aircraft lavatory. More specifically, the system is provided which includes a grab handle (210) and a driving mechanism (216). The grab handle is configured to be attached to a ceiling (114, 220) of a housing (300) and to move from a stowed position in which the grab handle is positioned along a wall (230) of the housing to a deployed position in which the grab handle is configured to extend vertically from the ceiling of the housing to be accessible overhead by a person in a seated position. The driving mechanism is configured to slide the grab handle between the stowed position and the deployed position.

A vehicle lavatory monument assembly that includes an enclosure having first, second, third and fourth walls that cooperate to define a lavatory interior, an entry door positioned on the second wall, and a sink basin assembly positioned in the lavatory interior. The sink basin assembly includes a sink basin that includes a back wall, a top wall, a bottom wall, a first side wall, and a second side wall that cooperate to defined a sink basin interior. The top wall includes a top surface and a bottom surface, the bottom surface partially defines the sink basin interior, and the top surface is a counter.

The utility model provides a limiting support, an excrement collecting system and a motor train unit, and relates to the technical field of sensors, the limiting support comprises a support body, and the support body is used for being connected with a sliding valve position sensor on a sliding valve body; the support body is provided with a limiting part and a fixing part, the limiting part is provided with a limiting groove, and the limiting groove is used for being matched with a boss on a slide valve body so as to limit and fix a slide valve position sensor connected with the support body; and the fixing part is used for fixing a plug inserted on the slide valve position sensor. The bracket body can be limited through mutual matching of the limiting part and the boss on the slide valve body, so that the slide valve position sensor connected with the bracket body is limited and fixed in the direction in which displacement is easy to occur, and the problem that the slide valve position sensor is easy to displace in a high-frequency vibration environment of the motor train unit is solved; meanwhile, the fixing part solves the problem that the plug is easy to loosen.

The invention relates to a vacuum tank (1) for a vacuum toilet, which tank comprises an inlet opening (2) which is located in a side wall of the tank and can be connected to the main drain (4) of a bowl (5) via a valve (3), and comprises an outlet opening (6) located at the deepest point for conveying the wastewater flow. The air in the tank can be vacuumed to a pressure below the atmospheric pressure via the outlet opening (6) or via additional openings in the vacuum tank (1). The vacuum tank (1) is subdivided into an upper volume (8) and a lower volume (9) by a separating element (7), the separating element (7) being arranged approximately at the height of the inlet opening (2) in the tank and forming a preferably helical, downwardly open groove (10) which extends across the periphery of the tank and, starting from the inlet opening (2), extends at least once around the horizontal periphery towards the lower volume (9). A through-opening (11) is located in the middle of the separating element (7) between the upper volume (8) and the lower volume (9). The invention also relates to a vacuum toilet having a vacuum tank (1) as described above.

The present application provides adaptable toilet systems and methods that include a shroud including a basin portion and a toilet movably coupled to the shroud. The toilet bowl is movable between a first configuration, in which the toilet bowl is disposed above the basin, and a second configuration, in which the toilet bowl is moved away from the shroud to expose the basin. When the toilet bowl is in the second configuration, the pool portion provides one or both of a squatting pan or a urinal.