69results about How to "Prevent siphon phenomenon" patented technology

The invention discloses a respirator with condensing and drying functions. The respirator comprises a box body and a cover body which are mutually buckled, wherein the box body is provided with a steam inlet communicated with an inner container of a dish-washing machine and a steam outlet communicated with the outside; the box body is provided with a water diversion port and a water draining outlet; a water storing chamber is formed between the water diversion port and the water draining outlet in the box body; a condensation channel is arranged between the steam inlet and the steam outlet in the box body and arranged in the water storing chamber; a condensation water draining opening is formed below the condensation channel; a fan is arranged at the tail end of the condensation channel. According to the respirator disclosed by the invention, siphon can be prevented, condensation water generated by condensing steam can be drained and repeatedly utilized, and uncondensed steam is exhausted by the fan, so that tableware in the dish-washing machine can be quickly dried. The invention also provides the dish-washing machine using the respirator with the condensing and drying functions; the exhaust quantity of the steam can be reduced, and steam condensation water generated in the respirator can be repeatedly utilized, so that the dish-washing machine realizes better water-saving and energy-saving functions.

The invention discloses a paper towel wetting mechanism which comprises a wetting paper dynamic roller, a wetting paper driven roller and a paper towel wetting band, wherein, a pair of frictional driving pairs that the paper towel can pass are composed of the wetting paper dynamic roller and the wetting paper driven roller, the paper towel wetting band is entwined on the wetting paper dynamic roller, a no-water partition is arranged on the paper towel wetting band in an equivalent internal way, the distance between the interval is 1/2 to 1/8 of the perimeter of the paper towel wetting band, the partition width is 2 to 15 mm; the bottom of the paper towel wetting band is infiltrated in the liquid of a storage room, and the paper towel wetting band with wetting liquid wets the paper towel discontinuously. The paper towel wetting mechanism performs disposable wetting to the paper towel, the paper is used and wetted at any moment, the siphonage is avoided to wet the paper roll, and a wetting paper towel function is added for a paper towel supply machine.

The invention relates to the technical field of animal husbandry equipment, and particularly relates to a wet-and-dry automatic feeding trough which is especially suitable for being applied to the feeding of live pigs. According to the technical scheme, the wet-and-dry automatic feeding trough comprises a feed trough, a feed basket and a driving lever structure, wherein the feed basket is arranged above the feed trough and provided with a discharge hole, and the driving lever structure is used for achieving an effect of automatic feeding; and the automatic feeding trough is characterized in that the driving lever structure comprises a rotating shaft, a rotating arm, a driving lever and a material dispersing platform, wherein the rotating arm is arranged on the rotating shaft and close to the discharge hole and extends outwards along the middle part of the discharge hole, the driving lever is arranged on the rotating shaft and used for driving the rotating arm to rotate through the rotating shaft, and the material dispersing platform is arranged below the discharge hole, sleeved on the exterior of the rotating shaft, linked with the driving lever, and used for enabling feeds to slide towards the periphery of the feed trough along the rotating shaft in the horizontal direction. The automatic feeding trough disclosed by the invention has the advantages of uniformity in feeding, smoothness in feeding and blocking avoidance, and is suitable for not only dry feeds, but also wet feeds.

The invention discloses a respirator for a sink dishwasher and the sink dishwasher. The sink dishwasher comprises a washing chamber and a water softener. The water softener comprises a resin chamber and a salt chamber, the water softener is connected to the washing chamber. The respirator comprises a shell and an air-blower. A drainage channel, a water inlet chamber and an air chamber are definedin an inner cavity of the shell. The drainage channel is provided with a sewage inlet, a sewage outlet and a drainage vent communicated with the air. The sewage inlet is connected to the washing chamber, and the water inlet chamber is provided with a water inlet, a first water outlet which is suitable for communicating with the resin chamber, a second water outlet which is suitable for communicating with the salt chamber and a water inlet vent communicate with the air. The air chamber is provided with a respiratory vent, an overflow outlet and a communicating vent which is suitable for communicating with the washing chamber; the air-blower is arranged in the air chamber. The air-blower is used for driving the air from the outside to be sucked in through the respiratory vent and blown out through the connecting vent. According to the respirator for the sink dishwasher, the working performance of the sink dishwasher is promoted.

The invention discloses a respirator for a water tank dish washing machine and a water tank dish washing machine. The water tank dish washing machine comprises a washing cavity and a water softener, the water softener comprises a resin cavity and a salt cavity, the water softener is connected with the washing cavity, the respirator comprise a shell, an inner cavity of the shell limits a water drainage channel, a water inlet cavity and an air cavity, the water drainage channel is provided with a sewage inlet, a sewage outlet and a water drainage vent which is communicated with the atmosphere, and the sewage inlet is connected with the washing cavity; the water inlet cavity is provided with a water inlet, a first water outlet which is suitable for being communicated with the resin cavity, asecond water outlet which is suitable for being communicated with the salt cavity and a water inlet vent which is suitable for being communicated with the atmosphere; the air cavity is provided with arespiration opening communicated with the atmosphere, a communicating opening which is suitable for being communicated with the washing cavity and an overflowing opening. By means of the respirator for the water tank dish washing machine, the working performance of the water tank dish washing machine can be improved.

The invention relates to pumping device and system for the jet stirring of an ammonium nitrate solution, which relate to stirring and pumping technologies of the ammonium nitrate solution. The pumping device is characterized in that a return tank is arranged beside a storage tank, and the top cover of the return tank is lower than the discharge opening of the storage tank; a submerged pump is installed on the top cover of the return tank, and the pump body of the submerged pump extends into the return tank and is then suspended in the inner cavity of the tank; the discharge pipe of the storage tank is connected with a discharge electrical ball valve in series, a static pressure type liquid level meter is arranged on the return tank, and a storage tank solution is controlled by a PLC (Programmable Logic Controller) control system to sequentially pass through the discharge pipe, the return tank, the submerged pump and a return pipe and is stirred through the spraying of a jet nozzle. The submerged pump is shut off in time delay by adopting the PLC control system after the electrical ball valve is turned off. The invention has the advantages that time delay control is adopted, so that when a jet stirring system is shut down, the discharge pipe and the return pipe are in an emptying state, no residual solution exists, and pipeline crystallization is prevented.

The invention provides a method for displacing impurities at the bottom of a water sealed tank of a gas holder without shutdown. The method comprises the following steps of: checking whether the top of a vertical overflow pipe is completely opened or not; opening a main water replenishing valve firstly and then opening a root valve; controlling the water inlet quantity of a main water replenishing pipe to be equal to the water draining quantity of a drain pipe; starting to displace water in the water sealed tank; controlling the floating level of a liquid surface to be less than or equal to 18 cm; and closing the valves when checking that the water discharged by the drain pipe reaches a standard, so as to enable the liquid surface in the water sealed tank to be in a standard range and complete the displacement. The gas holder comprises a bell jar, a middle section and the water sealed tank. The drain pipe is arranged at the bottom of the water sealed tank. The root valve and a secondary valve are arranged on the drain pipe. The vertical overflow pipe is arranged on the pipeline between the root valve and the secondary valve, and the top of the vertical overflow pipe is opened. The upper part of the vertical overflow pipe is provided with a transverse overflow pipe which is horizontally arranged and is communicated with the vertical overflow pipe. The water replenishing pipe is arranged at the bottom of the water sealed tank, and the main water replenishing valve and a lower water replenishing valve are arranged on the water replenishing pipe. The gas holder disclosed by the invention is simple in structure and convenient for operation. No explosive accident occurs in operation, and shutdown caused by the displacement at the bottom of the gas holder can be avoided. The displacement work is time-saving, labor-saving, money-saving and safe.

The invention discloses a high-reliability miniature water pump with a flow stopping function. The miniature water pump comprises an upper cover, a bottom cover, a cylinder body and a valve plate, wherein the bottom cover is connected to the upper cover, and the cylinder body and the valve plate are arranged between the upper cover and the bottom cover; a driving motor is arranged on the other side, opposite to the upper cover, of the bottom cover, and a motor mounting groove allowing the driving motor to be embedded is formed in the lower part of the bottom cover in an integral forming mode;a pair of leather cup bodies used for realizing liquid pumping through compression and expansion are arranged between the valve plate and the cylinder body; an output shaft of the driving motor is connected to an eccentric wheel, and a T-shaped swing frame is arranged on the eccentric wheel; and the upper parts of the leather cup bodies are in a bowl shape, and the lower parts of the leather cup bodies are connected to connecting rods used for being connected to the swing frame. According to the high-reliability miniature water pump with the flow stopping function, through grooves used for penetrating through the leather cup bodies are correspondingly formed in the cylinder body, in the actual use process, the coordination of a flow stopping valve and a spring body can better avoid the siphon phenomenon when a product stops pumping water, the use reliability and the actual use effect of the product are improved, the structural design of the water pump is reasonable, and the water pumpis suitable for wide-range popularization and application.

The invention discloses a liquid heater, belongs to the field of liquid heating appliances, and aims to solve the problem that a siphoning phenomenon occurs due to the fact that a water outlet is lowin height position. According to the technical scheme, the liquid heater mainly comprises a bottle body, a liner, a water pump and a water outlet pipe, wherein the liner, the water pump and the wateroutlet pipe are arranged in the bottle body, the water pump communicates with the liner, one end of the water outlet pipe communicates with the water pump, the other end of the water outlet pipe is provided with a water outlet, the water outlet pipe extends to the position above the rated highest water lever of the liner, the height position of the water outlet is lower than the rated highest water level of the liner, the water outlet pipe is provided with an anti-siphoning channel, and air enters the water outlet pipe through the anti-siphoning channel when the water pump is in a stop state so as to prevent siphoning. The liquid heater is mainly used for reducing the height position of the water outlet and preventing the siphoning phenomenon from occurring.

The invention discloses a low-water-tank toilet bowl which comprises a toilet bowl body, a water tank and a water inlet pipeline. The toilet bowl body is provided with a bottom flushing channel for flushing the bottom of the toilet bowl body and a wall flushing channel for flushing the inner wall of the toilet bowl body. The water tank is internally provided with a drainage valve correspondingly communicated with the bottom flushing channel, an injecting mechanism communicated with the wall flushing channel, and an auxiliary valve communicated with the injecting mechanism. The water inlet pipeline is communicated with the auxiliary valve. The drainage valve is linked with the auxiliary valve and communicated with the water tank. The injecting mechanism is communicated with the water tank.When the drainage valve is switched on to supply water into the bottom flushing channel, the drainage valve drives the auxiliary valve to be switched on, the auxiliary valve supplies water to the injecting mechanism, negative pressure is generated in the injecting mechanism, and water in the water tank is sucked by the injecting mechanism into the wall flushing channel.

The invention discloses a pulsator washing machine which comprises a water containing barrel, a water drainage pump, a water drainage pipeline and a unidirectional valve, wherein one end of the water drainage pump is connected with the bottom of the water containing barrel; one end of the water drainage pipeline is connected with the water drainage pump; one part of the water drainage pipeline extends to a position not lower than the highest set water level of the water containing barrel; and the unidirectional valve is arranged at the upper part of the water drainage pipeline and is used for enabling air flow to enter the water drainage pipeline in one direction. According to the pulsator washing machine disclosed by the embodiment of the invention, the siphon phenomenon caused by a pressure difference between inside and outside of the water drainage pipeline is effectively avoided, the problem that the washing machine cannot work normally or water is wasted is avoided, the working stability of the washing machine is improved, and the pulsator washing machine has energy-saving and environment-friendly effects.

The invention relates to an anti-siphon structure in an oil suction inlet of a lubricating oil pump. A nozzle inside each bearing cavity of an engine is 1m to 1.5m higher than the liquid surface of an oil tank, and a nozzle inside an accessory case is 50mm to 200mm lower than the liquid surface of the lubricating oil tank; an anti-siphon pipeline is guided out from the oil suction inlet of the lubricating oil pump onto a lubricating oil supply oil circuit of the front bearing cavity, the anti-siphon pipeline is arranged above the liquid surface of the lubricating oil tank, a throttling nozzle is arranged in an outlet of an anti-siphon pipeline at the oil suction inlet of the lubricating oil pump, so that the air clogging phenomenon of the lubricating oil pump caused by excessive suction of air in the starting process can be prevented. The anti-siphon structure has the advantages that the pipeline is guided out from a lubricating oil supercharging pipeline to the oil suction inlet of the lubricating oil pump, and the throttling nozzle is arranged in the outlet of the pipeline, so that the siphon phenomenon of the engine after the vehicle is stopped can be prevented. The anti-siphon structure is already adopted in an engine lubricating oil system, the siphon phenomenon after the car is stopped never happens during the testing process of an engine, and the anti-siphon structure is effective.

The invention provides a solvent separating unit used for evaporation and recovery of a solvent system. A feed pipe arranged at the top of a barrel included by the solvent separating unit is communicated with a vertical condensate conduit through a transition pipe; the lower part of the vertical condensate conduit is provided with a horizontal condensate guide plate which is arranged to be slightly higher than a two-phase line; the central part of the vertical condensate conduit penetrates a metal phase-splitting mesh; an organic phase overflow groove with an upper opening is arranged above the metal phase-splitting mesh; and the top of the organic phase overflow groove is aligned with a liquid level line. In usage, a condensate successively flows through the transition pipe, the vertical condensate conduit and the horizontal condensate guide plate and then into the barrel for phase splitting; a water phase flows into a water phase discharging pipe, and an organic phase successively flows through the metal phase-splitting mesh and the organic phase overflow groove and then into an organic phase discharging pipe; and an inverted Y-shaped pipe can be arranged out of the barrel so as to adjust the two-phase line and prevent siphonage. According to the invention, the solvent separating unit has the advantages of an improved phase splitting effect, an improved phase splitting speed, a simple structure, convenience in operation, a wide application scope and capacity of preventing siphonage.

The invention discloses a hydrodynamic foaming system. The system comprises a water inlet mechanism, a liquid inlet mechanism, an air inlet mechanism, a hydrodynamic mixing box, a foaming pipe and a control mechanism; a water inlet and a liquid inlet are formed in the side wall or the top of the hydrodynamic mixing box; a liquid outlet is formed in the top of the hydrodynamic mixing box, the waterinlet is connected with a water outlet pipe of the water inlet mechanism, the liquid inlet is connected with a liquid outlet pipe of the liquid inlet mechanism, the liquid outlet is connected with aninlet of the foaming pipe through a connecting pipe, the connecting pipe further communicates with an air outlet pipe of the air inlet mechanism, and the control mechanism is connected with the waterinlet mechanism, the liquid inlet mechanism and the air inlet mechanism. A closestool and a foaming method are also disclosed. By adding the hydrodynamic mixing box, a foaming agent is injected in advance, and the use amount of the foaming agent is accurately controlled by logically controlling the working time of a liquid pump. The uniformly mixed foaming liquid is mixed with gas by utilizing the pushing force of water to finally generate foam, so that the application range is wide. The system is simple in structure, low in cost, intelligent in control and capable of rapidly generating foamand better meeting the requirements of customers.

The invention relates to the technical field of metering pumps, in particular to a plunger metering pump with a buffering device and a back pressure device. The plunger metering pump with the buffering device and the back pressure device comprises a pump head, the buffering device installed on the pump head, the back pressure device and a plunger assembly, wherein the center of the pump head is provided with a medium flow channel and a valve bank hole running through the top of the pump head, the buffering device communicates with the medium flow channel and used for smoothing pulsation of a medium pipeline to achieve buffering of a medium in the medium pipeline, the back pressure device is installed at a pump outlet of the buffering device and used for increasing the pressure of the medium at the pump outlet, the side, far away from the buffering device, of the pump head is provided with a through hole communicating with the valve blank hole and the plunger assembly, the plunger assembly conducts reciprocating movement to change the volume of the pump cavity to achieve liquid suction and liquid discharge. The plunger metering pump with the buffering device and the back pressure device has the beneficial effects of being compact in structure, convenient to install, good in pulse eliminating effect and capable of avoiding a siphon phenomenon.

The invention discloses a handle device, a foaming device and an intelligent closestool. The handle device is mounted on the side face of the closestool and comprises a hollow handle, a mixing container, a first pump body and a liquid storage container used for storing foaming liquid are mounted in the handle, the mixing container is provided with a liquid inlet, a water inlet and a mixed liquid outlet, the input end of the first pump body is communicated with the liquid storage container, and the output end of the first pump body is connected to the liquid inlet of the mixing container. The handle device integrates the liquid storage container, the mixing container and the first pump body, the components are some core components for achieving the foaming function, the handle is mounted onthe side face of the closestool, the internal space of the whole intelligent closestool cannot be occupied, and thus the internal layout change of the whole intelligent closestool can be reduced, andit is guaranteed that the foaming function of the intelligent closestool is achieved with low cost.

The invention relates to a multifunctional respirator for a dishwasher and a dishwasher thereof. The multifunctional respirator is provided with a soft water inlet passage, a water tank water supply passage, a water tank water supply passage, an upper spray arm water supply passage, a U-shaped drainage passage, a drainage siphon-proof passage, a water inlet siphon-proof passage, an inner tank breathing passage and/or an air blowing passage. A soft water inlet passage communicates a water source and a water softener. The water tank water supply passage is connected with the water softener and the water storage tank. The water tank water supply passage is connected with the water storage tank and the water tank; An upper spray arm water supply passage communicates with that was pump and theupper spray arm assembly. The U-shaped drainage channel is connected with a drainage pump and a drainage pipe; The drainage siphon-proof passage communicates with the vent hole and the U-shaped drainage passage; The inlet siphon-proof passage communicates with the vent hole and the soft water inlet passage; The breathing passage of the internal bile duct communicates with the internal bile duct and the ventilation hole. The blower on the blower duct connects the atmosphere and the liner. The invention has the functions of water inflow, drainage and siphon prevention, has high drying efficiencyof the inner tank, high integrity, integrates multiple functions, and has few assembling steps.

The invention relates to a washing machine. The washing machine may include a cabinet provided with a door allowing washings to be put from the top parts thereof; a tub disposed in the cabinet for receiving wash water; a driving module disposed at the tub for rotating the drum, a water supply module for supplying wash water to the tub, a drainage module for discharging the wash water in the tub, a drying module mounted at the cabinet for supplying heated air into the tub from an upper side of the tub to dry the laundry, and an exhaust conduct combined with the tub for discharging air in the tube outside the cabinet. The washing machine has the advantage that during drying, wet air in the tub is discharged outside the cabinet through the exhaust conduct.

The invention belongs to the technical field of nylon 66 salts, and particularly relates to a pressure-stabilizing protective system for a nylon 66 saline solution storage tank. The pressure-stabilizing protective system for an aqueous solution storage tank comprises a first pressure-stabilizing tank and a second pressure-stabilizing tank, which are connected to water supplementing pipelines, wherein a gas supplementing pipeline is inserted into the first pressure-stabilizing tank; the top of the first pressure-stabilizing tank is provided with a first pressure-stabilizing pipeline; the lowerpart of the first pressure-stabilizing tank is provided with a first overflow pipeline; a second pressure-stabilizing pipeline is inserted into the second pressure-stabilizing tank; the tail end of the first pressure-stabilizing pipeline is positioned on the second pressure-stabilizing pipeline; and the lower part of the second pressure-stabilizing tank is provided with a second overflow pipeline.The first pressure-stabilizing tank and the second pressure-stabilizing tank are arranged, so that stabilizing for nitrogen sealing pressure of the nylon 66 saline solution storage tank is realized,and consumption of nitrogen gas is reduced.

The invention provides an automatic dosing system and method for garbage deodorization. The system comprises a dosing device, a purification device, a control device and an information acquisition device; the information acquisition device is used for acquiring information of the dosing device to obtain liquid information of the dosing device; the control device is used for generating a dosing device control instruction according to the dosing device liquid information; the information acquisition device is further used for performing information acquisition on the air environment of the garbage transfer place to obtain environment information; the control device is further used for generating a purification control instruction according to the environment information; the information acquisition device is also used for performing information acquisition on the purification device to obtain liquid information of the purification device; and the control device is further used for generating a purification device control instruction according to the purification device liquid information. Liquid information and environment information are detected in real time through the information acquisition device, the control device generates control instructions to control the working states of all the devices, the dosing and deodorization operation of the garbage station is automatically controlled, and the labor requirement is reduced.

The invention discloses a fuel sensor, a fuel measurement system and an aircraft with the fuel sensor. The fuel sensor comprises an end cover, a chip, an electrode assembly, two probe components and two seal components; the end cover comprises a mounting plate and a connecting end and a containing end which are arranged at the two ends of the mounting plate respectively, a mounting cavity is formed in the connecting end, and a containing cavity is formed in the containing end; the chip is installed in the containing cavity; the electrode assembly comprises two plate type electrodes which are arranged in a parallel and opposite mode, and the plate type electrodes are partially contained in the mounting cavity; the mounting plate is provided with at least two through holes communicated with the mounting cavity and the containing cavity, one end of each probe component is contained in the mounting cavity and connected to one plate type electrode, and the other end of each probe component penetrates through one through hole to be connected with the chip; a gap between each probe component and the hole wall of the corresponding through hole is filled with the corresponding seal component. According to the technical scheme, the siphon phenomenon can be prevented, and the chip is not likely to be subjected to a short circuit or failure.