22 results about "Water escape" patented technology

The invention discloses a mass concrete cooling water flow control method and system and a storage medium, and relates to the technical field of engineering control, and the method comprises the following steps: collecting concrete internal temperature data and cooling water flow data and temperature data of each branch in a cooling water pipe network in real time; based on the collected concrete internal temperature data, establishing an exponential decay model, and predicting the temperature of each concrete area in a future preset time period; dynamically calculating an optimized flow set value required by each cooling water branch according to a heat balance principle; based on the optimized flow set value required by each cooling water branch, the opening degree of each branch control valve and the opening degree of a system water escape valve are dynamically adjusted through a cascade control strategy of flow and pressure, and control over the cooling water flow is achieved. Uniform and synchronous cooling of mass concrete can be achieved, the temperature difference between the inner surface and the outer surface is remarkably reduced, temperature cracks are effectively restrained, and the construction quality and the structural durability are improved.

The invention relates to the technical field of vehicle safety, and discloses a vehicle falling-into-water escape method and system and a vehicle. The method comprises the steps that first sensing data of a sensor unit on the vehicle and second sensing data of an inertial measurement unit on the vehicle are obtained; under the condition that at least one of the first sensing data and the second sensing data meets a preset triggering condition, determining a water falling confidence coefficient according to the first sensing data and the second sensing data; determining whether the vehicle is in a drowning state based on the drowning confidence; and under the condition that the vehicle is in the water falling state, an execution module of the vehicle is controlled to execute escape operation in response to the water falling state. Triggering judgment is performed by combining the sensing data of the sensor unit and the inertial measurement unit, so that the influence of false triggering on use can be effectively avoided, quick response to escape operation when falling into water is ensured, and the reliability of the system is improved.

The application discloses a floating device for underwater experiment of an aircraft, which comprises a shell, a connecting plug arranged at the bottom of the shell and connected with a projectile body of a launcher, a core body installed in the shell, a top cover arranged at the top of the shell, a locking device arranged between the core body and the bottom of the shell, a spring release assembly connecting the core body and the shell, an electronic control system installed in the core body, an antenna arranged in the core body, and a communication quick plug arranged in the cavity of the core body. The shell bottom quick connector obtains the data in the projectile body, the shell is internally provided with the core body for obtaining the data in the projectile body through the communication quick connector and internal cable, and the core body realizes autonomous floating through the cooperation of the locking device and the spring release assembly. Only the core body needs to be salvaged, and the problems of difficult positioning and salvaging of the projectile body and difficult recovery of the projectile body data in the underwater experiment of the aircraft are solved.

The invention discloses a crawler-type escape device which comprises an input wheel, a driving wheel, a lower swing arm, a main crawler, a supporting wheel, a telescopic arm, a lower swing beam, a fixed beam and the like. The input wheel, the driving wheel and the supporting wheel are fixed to the lower swing beam or the lower swing arm respectively, the fixed beam is fixed to a vehicle chassis, or the fixed beam, the chassis, the electric pedal and other components are integrally designed together. A driving wheel and a supporting wheel are sleeved in a ring by the main track, the driving wheel and the supporting wheel tighten the main track towards two ends on the same plane, and a capstan wheel which can rotate freely and can also be forced to rotate along with the input wheel, the driving wheel, the main track, the supporting wheel or a tire can be mounted on the input wheel, the driving wheel or the supporting wheel to realize a capstan escape function. Water running driving devices such as a driving propeller and a hydraulic ejector are installed to achieve water running and water escape.

The utility model relates to the field of household appliances, and specifically provides a cooking utensil. The cooking utensil comprises a main body, a juice receiving disc and an upper cover, the juice receiving disc is used for being placed on the main body, the upper cover is used for being placed on the juice receiving disc, the juice receiving disc is provided with a water seal groove and a buffer groove extending along the circumference of the juice receiving disc, the buffer groove surrounds the water seal groove, when the upper cover is placed on the juice receiving disc, the side wall of the upper cover extends into the water seal groove, the bottom wall of the buffer groove is provided with a backflow hole, and water in the buffer groove can flow into the inner cavity of the main body through the backflow hole. The cooking utensil of the utility model sets the juice receiving disc between the main body and the upper cover, the side wall of the upper cover extends into the water seal groove, so that water forms a water seal in the water seal groove, when the water forming the water seal overflows, the water flows into the buffer groove from the outer groove part, then is discharged through the backflow hole and flows into the inner cavity of the main body, thereby avoiding that water escapes from the cooking utensil to affect the operation environment and even scald personnel.

This invention discloses an aircraft water-dropping compartment door unlocking and locking mechanism for locking and unlocking the water-dropping compartment door. Specifically, it includes a latch joint and a latch groove. The latch joint is fixed to one side of the water-dropping compartment door, and the latch groove is rotatably installed on one side of the water-dropping compartment door frame. The latch groove can engage with the latch joint. A drive device is installed inside the aircraft door frame to control the rotation of the latch groove. The drive device directly drives the latch groove and latch joint to lock and unlock, making installation convenient and effectively avoiding the influence of the pull rod structure on the water-dropping compartment door. After the latch joint is unlocked by the latch groove, the water-dropping compartment door can be quickly opened under the gravity of the extinguishing medium, enabling timely release of the extinguishing medium. Furthermore, the direct-drive method using the drive device results in a simple structure, stable transmission, and effectively avoids the problem of poor reliability caused by a single point failure leading to the failure of the entire function when using a pull rod structure.

The application discloses a kind of virtual simulation teaching methods for helicopter water escape training, it is related to simulation teaching field, comprising the following steps: S1, data acquisition builds system, while screening trainees;S2, to qualified trainees carry out single training, and grouping division of labour;S3, simulate the water condition and carry out grouping cooperative escape training, and strategy and scheme are formulated based on monitoring data;S4, according to strategy and scheme, carry out entity teaching operation in system, and carry out supplementary training comparison analysis;S5, based on the result of supplementary training comparison analysis, optimize and adjust virtual simulation teaching system to carry out comprehensive capability evaluation, and generate trainee ability report based on comprehensive capability evaluation result.The application is obtained by data, combined with three-dimensional virtual modeling technology, and the logic of the four core structures, key components and working conditions of the entity cabin are copied, and the virtual simulation teaching system is built by building interactive modules and fault emergency interactive nodes.

The utility model discloses a regulator for a water escape valve of a backflow preventer, which belongs to the technical field of regulating structures of water escape valves and comprises a regulator seat connected with a water escape valve, an L-shaped water passing groove is arranged in the regulator seat, the section of the groove is circular, a threaded hole is arranged on one side of the regulator seat, and a sleeve and a regulating rod are in threaded connection with the regulator seat. And the adjusting rod is arranged in the adjuster seat and the sleeve in a penetrating manner and is in threaded connection with the sleeve, and when the adjusting rod is screwed, the adjusting rod can do front-back telescopic movement relative to the adjuster seat and the sleeve. According to the technical scheme, when a valve plug in the water escape valve is clamped, water leakage occurs, and self-stopping cannot be achieved, the adjusting rod is screwed, the adjusting rod can move forwards relative to the adjuster base and the sleeve till the adjusting rod abuts against the valve plug to reset the valve plug, then the function of forcibly closing the water escape valve is achieved, and when the adjusting rod is far away from the water escape valve, the forcible closing effect on the valve plug is relieved; the valve plug can be opened to work again under the action of water flow pressure.

The invention discloses a novel single-phase 400KV power transformer and a using method thereof, and relates to the technical field of power transformers, the novel single-phase 400KV power transformer comprises a single-phase power transformer, the single-phase power transformer comprises an oil tank and a high-voltage bushing, and high-voltage side pieces are arranged on the two sides of the high-voltage bushing. During use, when the miniature gas chromatograph detects that the content of gas released in the insulating oil exceeds the standard, the oil pump is started, impurities in the insulating oil are removed through cooperation between the coarse filter plate and the fine filter plate, the insulating oil with the impurities filtered is conveyed into the negative pressure tank, the negative pressure pump is started, and the insulating oil is discharged from the negative pressure tank. The inside of the negative pressure tank is in a micro-negative pressure state, water escapes from the oil, impurities and water in the insulating oil are filtered, then the release amount of gas in the insulating oil is detected through the micro gas chromatograph, whether the transformer operates normally or not is judged, and the filtering assembly is matched with the cooling assembly.

The invention belongs to the technical field of automobile safety, and particularly relates to a falling-into-water escape headrest without changing an automobile structure, which comprises an automobile headrest and a headrest support mounted in the automobile headrest, two groups of falling-into-water auxiliary binding mechanisms are symmetrically arranged on the headrest support, and the two groups of falling-into-water auxiliary binding mechanisms are symmetrically arranged on the headrest support. Through cooperation of the automobile headrest, the headrest support, the foaming filling body and the falling-into-water auxiliary binding mechanism, a person falling into water floats on the water surface through buoyancy of the foaming filling body, then life-saving conditions can be provided for the person falling into water after an automobile is in danger and falls into water, meanwhile, the automobile headrest can be bound in front of the chest through the falling-into-water auxiliary binding mechanism, and the life-saving effect is good. The situation that the automobile headrest is separated from the human body due to the panic emotion of a person falling into water is avoided, so that the upper body of the person falling into water can be located above the water surface all the time, the person falling into water can do self-rescue action and is prevented from drowning, and therefore safe escape of the person falling into water is guaranteed.

The invention discloses a parachute throwing device for escaping from a water area, which belongs to the field of lifesaving facilities and comprises a compressed air bottle, a launching cylinder, a parachute bag with an annular inflation cavity, a rope, a rope rolling hand wheel, an inflation air bottle and an automatic inflation parachute opening module. The compressed air bottle is detachably arranged at the bottom end of the launching cylinder and is provided with a manual valve; the automatic inflation parachute opening module comprises a PCB integrated with a three-axis acceleration sensor, an MCU control unit and an electromagnetic valve, a water pressure sensor, an inflation gas cylinder and a high-pressure gas pipe, and a probe of the water pressure sensor is fixed to a waterproof hole in the lower portion of the parachute pack. After the MCU judges that the throwing state, the underwater environment and the posture are stable according to data of the sensor, the electromagnetic valve is triggered to enable the inflation air cylinder to inflate the annular inflation cavity to open the parachute, anti-interference logic and emergency backup are included, the parachute is automatically opened, the water area rescue efficiency and safety are improved, the device is suitable for rescuing drowning persons, and rescuers can recycle trapped persons through the rope winding hand wheel.

The invention relates to the technical field of cleaning equipment, and discloses a self-moving robot, a cleaning system and a cleaning method.The self-moving robot comprises a machine body, the machine body comprises a sewage tank, and the sewage tank comprises a sewage outlet and a water escape valve; the driving mechanism is provided with a first output shaft and a second output shaft, the transmission system is in transmission connection with the first output shaft and the water escape valve and is suitable for being switched between a disconnection state and a connection state, and in the connection state, the transmission system is connected with power connection of the first output shaft and the water escape valve so as to open the drain outlet; in the disconnection state, the transmission system separates the power connection between the first output shaft and the water escape valve so as to allow the drain outlet to be closed; the stirring assembly is arranged in the sewage tank, and when the transmission system is in a disconnected state or a connected state, the stirring assembly is in transmission connection with the second output shaft. According to the self-moving robot, the cleaning system and the cleaning method, the problems that a base station is large in size, complex in structure and high in cost, the sewage tank cannot be self-cleaned, and the cleaning effect is poor are solved or improved.

The invention relates to a closed water system gas collection, exhaust and filtration integrated device and method, the closed water system gas collection, exhaust and filtration integrated device is mounted at a water pump inlet and comprises a gas collection assembly, a lower valve, an upper valve, an exhaust valve and a filtration assembly, the lower valve, the gas collection assembly, the upper valve and the exhaust valve are sequentially connected from bottom to top, and a water inlet and a water outlet are formed in the side wall of the filtration assembly in a communicating mode. A flow guide hole plate is arranged in the filtering assembly, through holes are formed in the flow guide hole plate, and a pipeline sight glass is arranged on the gas collecting assembly. The device is arranged at an inlet of a water pump, the pressure point at the inlet is the lowest, and gas in water escapes; the gas collecting assembly, the exhaust valve and the filtering assembly are combined, so that the integrated device has the functions of collecting, exhausting and filtering a water system at the same time, and the equipment is simplified due to the integration of the gas collecting, exhausting and filtering functions; the direction and the flow speed of water flowing into the filtering assembly can be changed and reduced through the flow guide hole plate, the water is prevented from directly rushing to the water outlet at a high speed to damage the filtering assembly, and gas in the water can escape easily.

The invention provides an automatic escape method and device for a vehicle falling into water and the vehicle, and relates to the technical field of vehicles, and the method comprises the steps: collecting the water pressure outside the vehicle and the inclination angle of the vehicle in real time, and taking a water pressure threshold value and an angle threshold value dynamically set by a user driving portrait as double conditions, and precisely recognizing a real falling scene; once the condition is met, the standby power supply is immediately started to drive the window breaking device, reliable window breaking under the power-off environment is completed within millisecond-level time, personalized, low-false-alarm and high-reliability automatic escape is achieved, the technical problem that in the prior art, when a vehicle falls into water, the escape reliability is insufficient is solved, and the safety of the vehicle is improved. The technical effects that the water pressure and inclination angle double-parameter personalized threshold value judgment is carried out, millisecond-level automatic window breaking is carried out in the power-off scene, the falling-into-water escape false triggering rate is reduced, and then the escape reliability when the vehicle falls into water is improved are achieved.

A water hammer pump system comprises a water hammer pump body which comprises a main body pipeline, a water escape valve and a water delivery valve, the main body pipeline is provided with a water inlet, a first connector and a second connector, the water escape valve is arranged at the first connector, and the water delivery valve is arranged at the second connector; a valve clack assembly of the water escape valve, the transmission conversion device, the rotation transmission device and a rotor of the power generation device are sequentially in transmission connection, and the transmission conversion device is arranged to convert reciprocating linear movement of the valve clack assembly into one-way rotation of the rotation transmission device. The rotation transmission device is arranged to drive the rotor of the power generation device to rotate unidirectionally. In the process that the water hammer pump body operates and the valve clack assembly conducts reciprocating linear movement, the transmission conversion device converts the reciprocating linear movement of the valve clack assembly into one-way rotation of the rotating transmission device, the rotating transmission device drives a rotor of the power generation device to conduct one-way rotation, and power generation of the power generation device is achieved.

The utility model provides a water hammer pump system which comprises a water hammer pump body, a water escape valve, a water delivery valve and a pressure tank, the water hammer pump body comprises a main body pipeline, a water escape valve, a water delivery valve and a pressure tank, the main body pipeline comprises a main body pipe and a third branch pipe which are communicated, the main body pipe is provided with a water inlet, a first connector and a second connector, and the third branch pipe is provided with a third connector and a fourth connector; the pressure tank and the water delivery valve are arranged at the second interface; the first one-way valve is arranged at the third connector and is communicated from the outside to the interior of the third branch pipe; the pneumatic driving device is communicated with the fourth connector through the second one-way valve, and the second one-way valve is arranged to be communicated in the direction from the interior of the third branch pipe to the pneumatic driving device. When the hydraulic ram pump body continuously operates, the liquid level in the third branch pipe can periodically ascend and descend, and the second one-way valve can periodically supply air to the pneumatic driving device, so that continuous water pumping of the pressure tank can be realized, and continuous action of the pneumatic driving device can also be realized.

The utility model relates to the technical field of rice and shrimp cultivation, in particular to a rice and shrimp cultivation water inlet and outlet anti-escape structure which comprises a bottom plate, the top of the bottom plate is fixedly connected with a vertical plate and a steel plate, a driving motor is installed on the side face of the steel plate, the output end of the driving motor is fixedly connected with a fixing plate, and the fixing plate is arranged at the top of the vertical plate. The top of the fixing plate is fixedly connected with a breeding box, the outer surface of the breeding box is fixedly connected with a control panel, the side face of the breeding box is provided with an air cylinder, the side face of the air cylinder is fixedly connected with a leakage-proof net, the outer surface of the breeding box is fixedly connected with a rectangular plate, a pressure sensor is fixedly connected into the rectangular plate, and the leakage-proof net is opposite to the rectangular plate. When water needs to be fed and discharged into the breeding box, the leakage-proof net is driven by the air cylinder to move, the water feeding and discharging groove can be blocked through the leakage-proof net, the phenomenon that rice and shrimps climb out of the breeding box during water feeding and discharging is avoided, loss of the rice and shrimps is avoided, and the breeding box is more practical in use.

The utility model relates to the technical field of water escape valve sensors, in particular to an internet-of-things anti-theft water escape valve double-pressure sensor which comprises a plastic shell, a PCB (printed circuit board) is fixed inside the plastic shell close to the top, a speed reduction actuator is fixed below the PCB inside the plastic shell, a valve is connected below the speed reduction actuator and comprises a valve body, and a valve ball is arranged in the middle of the inner side of the valve body. The bottom end of the valve rod is connected with the valve ball, the valve rod is sleeved with a valve rod shaft sleeve, an adapter plate is fixedly connected to the position, located on the valve rod, of the bottom end of the plastic shell, a pair of sensor bases is fixed to the bottom end of the valve body, and sensor devices are rotationally connected into the sensor bases in a threaded mode. The utility model solves the problems that the pressure of the existing Internet of Things valve is difficult to measure, the pressure sensor is inconvenient to install, and the existing valve is mostly manufactured by a casting or cold heading process, is high in manufacturing cost and complex in process, and is mostly made of cast iron and brass.

The utility model provides a hydraulic ram pump system, comprising: a hydraulic ram pump body comprising a main body pipeline, a water escape valve, a water delivery valve and a pressure tank, the main body pipeline comprises a main body pipe and a third branch pipe which are communicated, the main body pipe is provided with a water inlet, a first interface and a second interface, the third branch pipe is provided with a third interface, the water escape valve is arranged at the first interface, and the pressure tank and the water delivery valve are arranged at the second interface; the piston assembly is hermetically mounted on the third branch pipe in a reciprocating motion manner from the third interface; the piston assembly, the transmission conversion device, the rotation transmission device and a rotor of the power generation device are sequentially in transmission connection, and the transmission conversion device is arranged to convert reciprocating linear movement of the piston assembly into one-way rotation of the rotation transmission device. The rotation transmission device is arranged to drive the rotor of the power generation device to rotate unidirectionally. According to the water hammer pump system, when the water hammer pump body continuously operates, the piston assembly can periodically do reciprocating linear movement, and power generation of the power generation device can be achieved.

The utility model discloses an engineering waterway filter device and a circulating cleaning pipeline. The filter device adopts a four-way shell and a baffle to separate a cavity, a filter element is arranged in a detachable sleeve and is connected with a water outlet end through a bent pipe, the shell is provided with a differential pressure sensor joint for monitoring the blockage degree of the filter element, and a bottom water escape valve supports back flushing. The circulating cleaning pipeline is integrated with an electric switch valve group, a standby filter and a PLC control system, when a pressure difference sensor detects a blocking threshold value, the PLC drives a valve to switch a water path, the standby filter is used for supplying water and carrying out back flushing on a filter element of the main filter, and flushing water is discharged through a water escape valve; the system also realizes remote monitoring and parameter setting through the 4G communication module and the HMI. The problems that a filter in a large-scale engineering waterway is difficult to clean and maintain and needs to cut off water are solved, filter element blockage automatic detection, non-water-cut-off backwashing and intelligent operation and maintenance are achieved, and system continuity and operation and maintenance efficiency are improved.

The utility model relates to the technical field of bathing facilities, and provides a high-universality shower which comprises a shell, an air pump, a plurality of liquid pumps, a plurality of liquid storage tanks, a water flow cavity body, a temperature adjusting valve, a function selecting valve, a foaming mechanism, a water outlet mechanism and a water escape valve. The water flow cavity main body comprises an upper-layer water conveying cavity and a lower-layer water inlet cavity; the lower-layer water inlet cavity comprises a cold water cavity and a hot water cavity, the upper-layer water conveying cavity comprises a water conveying cavity and a drainage cavity, a water inlet of the foaming mechanism is communicated with the drainage cavity, and the output end of the foaming mechanism is connected with the water outlet mechanism; a drain opening is formed in the other end of the drainage cavity, and a drain valve is arranged at the drain opening; the shower is compact in structure, the water flow cavity body is of an integral structure, production procedures are effectively reduced, production efficiency is improved, and the shower can be used for an electric water heater and a gas water heater and is high in universality.