35results about How to "Reduce the watering time" patented technology

The invention relates to a manual and automatic integrated passenger train water-feeding valve, comprising a valve body, a valve cover, a water inlet and a water outlet. The valve cover is installed on the valve body and covers the valve body in a sealing mode, the water inlet is arranged at the bottom of the valve body, and the water outlet is arranged at the sidewall of the valve body. The water-feeding valve further comprises a water intake valve head, a water return opening, a water return valve head, a valve rod, a limit steel ball and a tension opening spring, wherein the water intake valve head is arranged in the valve body and located at the upper part of the water inlet, and the water return opening is arranged at any side of the valve cover; and the valve rod is arranged in the valve body and is a whole rod. The water-feeding valve has the advantages of high strength, good performance, attractive appearance, light weight, high level, simple operation, non-leakage while feeding water, synchronous water-feeding operation for two carriages, largely simplified water-feeding operation, and shorter water-feeding time.

The present invention relates to a system control method for increasing the water supplying efficiency of railway carriage, and belongs to the field of automatic water supplying control of railway carriage. The technical plan is that the flowing and stopping of water are used as the control feedback signal of water supplying. The water flows when supplied into the water tank. After the water tank is filled with water, the water stops. The effective combination of on-carriage water storing system and ground water supplying system is realized through monitoring the state of water. The carriage water supplying system is composed of a water supplying control valve, a flowing detector, a backwater control valve, a control cabinet, a rubber hose, an electromagnetic fast joint, a water tank control valve, a water level meter and the water tank. The electromagnetic fast joint, the backwater control valve and the water supplying control valve are controlled uniformly under the function of control cabinet. The invention overcomes the problem of large labor intensity and no effective control of water supplying process of railway carriage caused by prior operation. The effective control of water supplying process of railway carriage is realized. The water is supplied automatically. The water is stopped automatically when the water tank is full. The water backing and breaking-off of the joint are automatic. The system control method for increasing the water supplying efficiency of railway carriage according to the invention settles the key problem existing in prior operation.

The invention discloses a root water spraying system. The root water spraying system is characterized by comprising a transplanter, a water tank, a fixing frame, a water supply mechanism, a water storage tank and a spraying mechanism, wherein the water tank is arranged on the transplanter, the water storage tank is mounted on the transplanter through the fixing frame, the spraying mechanism is connected with the water storage tank, and the water supply mechanism is connected with the water storage tank. The water storage tank simultaneously stores water and pressure, the water discharge time is shortened and the water spraying pressure is increased by means of high pressure in the water storage tank; meanwhile, the water spraying amount can be controlled by regulating the pressure in the water storage tank. A water control switch is mounted, a submerged pump is automatically controlled by use of water flow, and energy conservation and environmental protection are realized. The working efficiency is improved, the labor intensity is reduced, and water resources are saved. The system is simple in structure, can realize automation to a certain extent and has high popularization applicability.

The invention provides an instantaneous temperature-adjustable drinking water dispenser and a control method thereof. The drinking water dispenser comprises a machine body (1), a heating device (2), a water outlet valve (4), a water storage tank (7) and a control system, wherein the water storage tank (7) is arranged on the upper part of the machine body (1), the water storage tank (7) is communicated with the water inlet of the heating device (2) through a water tank water outlet (8) arranged at the bottom of the water storage tank, a water inlet valve (10) is arranged on a pipeline connecting the water tank water outlet (8) and the heating device (2), the water outlet of the heating device (2) is connected with the water outlet valve (4), a water pump (11) is also arranged between the water tank water outlet (8) and the heating device (2). As the mode of using the water pump to feed water is adopted for the drinking water dispenser, the discharged water is more stable, the water temperature can be adjusted freely and the different demands of consumers on the water temperature can be met; and the water-discharging time is shortened to 2-5 seconds and the defects of the instantaneous drinking water dispenser such as long water-discharging time and low dosage of the discharged water can be overcome. The control method of the instantaneous temperature-adjustable drinking water dispenser is simple in operation and convenient in control.

The invention relates to a rapid water removal device for transformer oil. The characteristic that water is boiled and evaporated into gas due to the fact that the boiling point is reduced under ultralow air pressure is utilized, the old transformer immersion oil is vacuumized to be 0.01MPa and heated to 60-80 DEG C, so that the water can be rapidly evaporated, and therefore the drying operation of the old transformer immersion oil is completed according to the invention; the water removal and drying operation can be completed at one time, a pulse relay is used for controlling the on-off of the coil current in the electromagnet, so that a non-magnetic spring, a transverse rod and an iron block are allowed to do up-and-down reciprocating motion, and therefore liquid inside an electric heating tank body can be continuously stirred, so that the water outlet time is remarkably shortened, and the whole water removal process does not exceed 10 minutes, the water removal rate is high, and a drying agent does not need to be replaced, so that the drying operation is simple and convenient.

The invention relates to a pump unit and a handheld high-pressure washer applying the same. The pump unit comprises a water inlet cavity, a middle cavity communicating with the water inlet cavity as well as a water outlet cavity communicating with the middle cavity, wherein the middle cavity comprises a crank-connecting rod cavity and a plunger cavity which communicate with each other, a water inlet check valve is arranged between the water inlet cavity and the plunger cavity, and a water inlet valve controlled manually to open and close is arranged between the water inlet cavity and the waterinlet check valve; a water outlet check valve is arranged between the water outlet cavity and the plunger cavity; and the pump unit also comprises a plunger arranged in the plunger cavity and a crank-link mechanism arranged in a crank-link cavity and connected with the plunger, and the crank-link mechanism drives the plunger to reciprocate linearly in the plunger cavity. The pump unit and the high-pressure washer are compact in structure, high in bearing capacity, can control water inlet and realize self-priming, can be connected with tap water and are portable products convenient to carry and use.

The invention provides a small concrete mixing plant and a concrete mixing method. The small concrete mixing plant comprises a storage bin, a separating belt, a flat belt, a mixing barrel, a rotary body, a mixing arm and a blade, wherein a water outlet device is arranged on the mixing barrel and comprises a water outlet hole and a thick water pipe and a thin water pipe which are communicated with the water outlet hole, the thick water pipe and the thin water pipe are respectively arranged at two sides of the mixing barrel and are jointly connected with a centrifugal water pump, the diameter of the thin water pipe is one half of the thick water pipe. The concrete mixing method comprises the steps of connecting the thin water pipe, adjusting a gap between the separating belt and the flat belt, and designing the water injection time to be one half of the original water injection time. According to the invention, water outlet time can be shortened, water pressure can be increased, concrete coagulation can be reduced, concrete mixing level can be improved, and accidental factor risk and waste can be reduced.

The invention relates to a self-suction centrifugal pump which comprises a pump body, a volute, a front F-shaped sector partition plate and a rear F-shaped sector partition plate. The front F-shaped sector partition plate, the rear F-shaped sector partition plate and the inner wall of the volute are integrally formed, the front F-shaped sector partition plate and the rear F-shaped sector partition plate are staggered, and blades of an impeller project over a front cover plate and a rear cover plate of the impeller by 2-3mm. By the aid of the structure, the blades can sufficiently contact with liquid without large hydraulic loss, disturbance in the pump in starting is enhanced, gas sucked into a pipeline and the pump can be rapidly exhausted, gas-liquid separation is accelerated, gas exhausting time and water feeding time are shortened, and water feeding speed is increased.

The invention relates to a water-feeding valve of a passenger train, comprising a valve body, a valve cover, a water inlet and two water outlets. The valve cover is arranged on the valve body and covers the valve body in a sealing mode; the water inlet is arranged at the bottom of the valve body; the water outlets are arranged at the sidewall of the valve body. The water-feeding valve further comprises a water intake valve head, a water return opening, a water return valve head, a valve rod, a limit steel ball and a tension opening spring, wherein the water intake valve head is arranged in the valve body and located at the upper part of the water inlet, and the water return opening is arranged at any side of the valve cover; and the valve rod is installed in the valve body and is a whole rod. The water-feeding valve has the advantages that one valve rod controls a plurality of water outlets to feed water for a plurality of carriages synchronously so that the operation is simple and convenient, , the water-feeding operation is greatly simplified, and the time of the whole water feeding process is shortened. In addition, the water-feeding valve is provided with the water return valve, and when the valve is closed after the water feeding operation is finished, the residual water in the water-feeding pipe fast and automatically returns to a well so as to effectively avoid the phenomenon that a froze water pipe cannot feed water in time in northern region.

The invention discloses a method for regulating the temperature difference of a water steam system of a gasification furnace through desalted water. The method comprises the following steps of: conveying boiler supply water to a deaerator; performing thermal deaeration and chemical deaeration, and adjusting a pH value; and conveying the water from the deaerator to a boiler through a water pump. The method is characterized in that the boiler supply water is the desalted water; the pH value of the desalted water is 7 to 8; the desalted water is not deoxidized; the temperature is 20 to 30 DEG C. In the process of adjusting the pH value of the desalted water, after the desalted water enters the water steam system of the gasification furnace, drugs are added into a steam pocket while the temperature rises, and the desalted water is forcedly circulated, so that the pH value of the desalted water can be adjusted to be 8.5 to 9.2. According to the method, parts of the gasification furnace can be prevented from being damaged by thermal stress, and good temperature-rise and temperature-drop effects are achieved.

The invention provides a manpower high platform aircraft capable of automatically opening when entering water and belongs to the technical filed of aviation. The manpower high platform aircraft comprises a skeleton, a skylight, a buoy switch, an operation frame, a top rod and a tail rod, wherein the buoy switch is provided with multiple pulleys, a connecting wire goes around the pulleys and is used for connecting insertion rods and buoys together; a spring is wound on each insertion rod; when not subjected to the tension of the connecting wire, the left and right insertion rods are inserted into corresponding sockets respectively under the elasticity action of springs, so as to prevent the skylight from opening; when the manpower high platform aircraft falls into water, the left and right buoys are subjected to floating force and float up along the corresponding buoy sliding rails to drive the connecting wire to move; at the moment, the left and right insertion rods leave the sockets along sliding grooves under the action of the connecting wire, so that the skylight is naturally opened and an operator can be rescued rapidly. According to the manpower high platform aircraft, the problems that an existing high platform aircraft has no escaping device, the rescuing time is long, danger is likely to occur and the operator is likely to be entangled by pulling wires when escaping are solved; the surfacing time of the operator is shortened and the device has an automatic escaping function.

The invention relates to an electric control system of a corrosion converting machine. The system is characterized in that four analogue quantity input ends of a PLC (programmable logical controller) are connected with a liquid level sensor X01, a liquid level sensor X02, a liquid level sensor X03 and a water outlet flowmeter X00 respectively; and two output end relays of the PLC control a water inlet valve Y60 and a water outlet valve Y61 respectively. As multiple liquid level sensors are set to measure the water quantity data of a pure water temporary storage tank and the program and process flow of the PLC are improved to increase the stored water quantity of the pure water temporary storage tank, the water filling process does not take the effective work time, a corrosion converting machine does not have a water filling wait state and can continuously perform the corrosion conversion and washing flow without interruption, the water filling time is minimized, the production efficiency of equipment is improved, and the water consumption and power consumption of a single corrosion converting sheet are reduced.

The invention discloses a method and system for automatic control of a fire truck in the field of fire fighting equipment. The method can realize the function of one-key water outlet, and includes the following steps: S1, turn on the engine, and judge whether the engine is in an on state; S2, perform an operation of connecting the pump, and judge whether the pump is connected successfully; S3, open the water outlet valve, and carry out Detection and adjustment of water pressure, when the water pressure reaches the preset expected value, the pump speed is automatically adjusted to stabilize the outlet pressure at the expected value. An automatic control system for a fire truck includes a one-key water outlet switch, a water pump speed controller, a water pump motor and a water gun. The invention can realize the function of one-button water discharge, which can be realized by one button operation in the state of extinguishing the vehicle, and the water discharge function of the fire truck can be quickly completed, which greatly shortens the water discharge time and improves the efficiency. And it also realizes the self-adaptive adjustment of water pressure, and realizes the steady flow and voltage regulation during the water spraying process.

The invention relates to an indoor and outdoor hydraulic pressurizing fire hydrant and a pressurizing method thereof. A high pressure liquid inlet and outlet valve and is connected to an upper shell through a connecting flange; a plunger cylinder is connected to the high pressure liquid inlet and outlet valve and is fixed in the upper shell; the upper shell is connected to a lower shell at a partition blind plate; an upper piston cylinder, a reversing cylinder and a lower piston cylinder are fixed in the upper and lower shells through fixed plates; a valve power liquid drain outlet is formed in the upper shell; the lower part of the lower shell is connected to a water inlet through a flange; and the water inlet is connected to a civil water pipe. The indoor and outdoor hydraulic pressurizing fire hydrant provided by the invention has the beneficial effects that 1, fire fighting water supply for high-rise buildings can be achieved when fires happen, and the effluent pressure can be increased by means of a pressurizing principle that a large piston drives a small plunger; 2, water is supplied through a civil pipeline network, and the demand of water on fire-fighting is directly met through the pressurizing fire hydrant; and 3, the pressurizing fire hydrant is not controlled by a circuit.

A propeller telescopic and nose tilting device for a cross-medium aircraft belongs to the technical field of cross-medium aircraft. In the present invention, the rack I of the nose telescopic mechanism meshes with the gear III of the telescopic drive mechanism, and the guide rail I is fixedly connected to the shell of the nose compartment. ;The hollow shaft is set in the middle of the telescopic shaft in the telescopic mechanism of the machine head, the rack II meshes with the gear IV, and the guide rail II is fixedly connected to the shell of the machine head compartment; the base of the motor I is fixedly connected to the support plate; the base of the motor II in the telescopic drive mechanism is fixed Connected to the shell of the head compartment, the bearing with seat II and the bearing with seat III are fixedly connected with the bearing installation plate I and the bearing installation plate II respectively; Ⅳ. The base of the bearing with seat Ⅴ is fixedly connected to the shell of the fuselage, and the base of the motor Ⅲ is fixedly connected to the shell of the fuselage; the invention can realize the extension and contraction of the propeller, ensuring that the aircraft has good airtightness and small underwater running resistance. And it can realize the rapid exit of the aircraft, and greatly shorten the time for the aircraft to exit the water.

The invention provides a manpower tower aircraft adopting a skylight for escaping, and belongs to the technical field of aviation. The manpower tower aircraft adopting the skylight for escaping comprises a left leading edge rod, a right leading edge rod, the skylight, a manipulating frame, a hanging belt, a top rod, a tail rod and a vest. Skylight leaves are hinged to a skylight frame. The connecting portions of the skylight leaves and the skylight frame are provided with springs. One end of the hanging belt is connected with the skylight leaves. The other end of the hanging belt is connected with the vest through a connecting buckle. The problems that an existing tower aircraft is not provided with an escaping device, the rescue time is long, the danger is easy to happen, and an operator is easily to be twined by a pulling wire during escaping are solved. According to the manpower tower aircraft adopting the skylight for escaping, after the operator falls into water, the skylight can be rapidly opened, the rescue time is shortened, the operator rescue time is shortened, and the function that the skylight can be rapidly opened after falling into the water is achieved.

The invention provides a sewage treatment membrane module and a method for the sewage treatment through utilizing the membrane module. The membrane module comprises a shell and at least two membrane separation units arrayed in parallel and positioned in the shell, wherein the shell is cuboid or cubic in shape, the periphery of the shell is closed, and two ends of the shell are open; each of the membrane separation units is composed of a sewage chamber, a first driving liquid chamber, a clear water chamber and a second driving liquid chamber which are sequentially connected and are arrayed in parallel, and all the chambers are separated through organic polymer membranes; and especially the flow directions of sewages in the sewage chambers are opposite to the flow directions of driving liquids in the driving liquid chambers. The method for the sewage treatment through utilizing the membrane module has the advantages of operation under no pressure, light membrane pollution degree, low energy consumption, good treated outlet water quality, and realization of the reuse of reclaimed water.

The invention discloses a root water spraying system. The root water spraying system is characterized by comprising a transplanter, a water tank, a fixing frame, a water supply mechanism, a water storage tank and a spraying mechanism, wherein the water tank is arranged on the transplanter, the water storage tank is mounted on the transplanter through the fixing frame, the spraying mechanism is connected with the water storage tank, and the water supply mechanism is connected with the water storage tank. The water storage tank simultaneously stores water and pressure, the water discharge time is shortened and the water spraying pressure is increased by means of high pressure in the water storage tank; meanwhile, the water spraying amount can be controlled by regulating the pressure in the water storage tank. A water control switch is mounted, a submerged pump is automatically controlled by use of water flow, and energy conservation and environmental protection are realized. The working efficiency is improved, the labor intensity is reduced, and water resources are saved. The system is simple in structure, can realize automation to a certain extent and has high popularization applicability.

The invention relates to a manual and automatic integrated passenger train water-feeding valve, comprising a valve body, a valve cover, a water inlet and a water outlet. The valve cover is installed on the valve body and covers the valve body in a sealing mode, the water inlet is arranged at the bottom of the valve body, and the water outlet is arranged at the sidewall of the valve body. The water-feeding valve further comprises a water intake valve head, a water return opening, a water return valve head, a valve rod, a limit steel ball and a tension opening spring, wherein the water intake valve head is arranged in the valve body and located at the upper part of the water inlet, and the water return opening is arranged at any side of the valve cover; and the valve rod is arranged in the valve body and is a whole rod. The water-feeding valve has the advantages of high strength, good performance, attractive appearance, light weight, high level, simple operation, non-leakage while feeding water, synchronous water-feeding operation for two carriages, largely simplified water-feeding operation, and shorter water-feeding time.