41results about How to "Precise control of water volume" patented technology

The invention discloses an experimental device for simulating overlaying strata migration and water and sand bursting of underground coal mining, and belongs to the technical field of coal mining. By using the experimental device, a similar material simulation experiment of real-time monitoring of water pressure and water volume of an overlaying aquifer during coal mining below the aquifer. One end of a water injection high-pressure hose is connected with a water drain valve of a pressure water tank in a surface water pressure simulation experimental device, and the other end of the water injection high-pressure hose is connected with a water inlet joint on a rock pressure model frame; one end of a gas injection high-pressure hose is connected with a gas inlet joint of the pressure water tank in the surface water pressure simulation experimental device, and the other end of the gas injection high-pressure hose is connected with a gas outlet joint of a gas storage tank. The device can be widely applied to similar simulation experiments of overlaying strata migration and water and sand bursting of coal mining below an upper overlaying water body or on a pressure bearing water body.

The invention discLoses an automatic water guiding water heating kettLe. The kettLe comprises a kettLe body of which the bottom is provided with a water inLet vaLve, and a base which cooperates with the kettLe body; a water inLet pipe which cooperates with the water inLet vaLve is fixed to the upper end of the base, and a water pipe which is connected with a water source is arranged beLow the water inLet pipe through a first baLL vaLve and a second baLL vaLve; a triggering obLique rod which cooperates with the kettLe body is sLidabLy connected with the base, a restoring obLique rod which can push the triggering obLique rod through an obLique surface is sLidabLy connected in the base, one end of the restoring obLique rod is connected with the base through a spring, a sLiding gear which canmesh with a transmission gear is rotatabLy cLamped in the other end, the sLiding gear is connected with the second baLL vaLve through a concentric connecting shaft, the sLiding gear can sLide on the connecting shaft whiLe drives the connecting shaft to rotate, and the connecting shaft is in transmission connection with the second baLL vaLve through a ratchet wheeL mechanism. The kettLe has the advantages of simpLe structure, and water amount in the kettLe can be accurateLy controLLed.

The invention discloses a water diversion valve for flushing a closestool. The water diversion valve comprises a body, a ball valve and a motor, wherein a containing cavity is formed in the body; a water inlet, a side flushing opening and a siphon opening are formed in the body; the ball valve is located in the containing cavity; the ball valve is provide with a water inlet passage and a water outlet passage which are communicated with each other; the water inlet passage is communicated with the water inlet; the motor is connected with the ball valve through a transmission device; along with rotating of the ball valve, the water outlet passage is communicated with the side flushing opening or is communicated with the siphon opening. The invention also provides the closestool using the electric water diversion valve. The water diversion valve provided by the invention has the advantages that the ball valve is driven to rotate through the motor, so that quick switching between the side flushing opening and the siphon opening is realized; the water diversion valve is simple in structure and low in cost, is smooth in waterway switching during a using process, and basically has no noise.

The invention discloses an experimental device for simulating overlaying strata migration and water and sand bursting of underground coal mining, and belongs to the technical field of coal mining. By using the experimental device, a similar material simulation experiment of real-time monitoring of water pressure and water volume of an overlaying aquifer during coal mining below the aquifer. One end of a water injection high-pressure hose is connected with a water drain valve of a pressure water tank in a surface water pressure simulation experimental device, and the other end of the water injection high-pressure hose is connected with a water inlet joint on a rock pressure model frame; one end of a gas injection high-pressure hose is connected with a gas inlet joint of the pressure water tank in the surface water pressure simulation experimental device, and the other end of the gas injection high-pressure hose is connected with a gas outlet joint of a gas storage tank. The device can be widely applied to similar simulation experiments of overlaying strata migration and water and sand bursting of coal mining below an upper overlaying water body or on a pressure bearing water body.

The invention belongs to a drinking water device, and specifically discloses a vehicle-mounted drinking water device, which includes a housing, a drinking water bottle and an inner tank for holding water are arranged in the housing, and a water inlet pipeline is arranged between the drinking water bottle and the inner tank And the exhaust pipeline, the water inlet pipeline includes a water suction pipe, a connecting water pipe, and a pump body placed on the connecting water pipe, and the air return pipeline includes a return air pipe placed on the top of the drinking water bottle, connected to the top of the inner tank The exhaust pipe between the air port and the air return pipe, the connecting water pipe and the exhaust pipe are connected through a water suction pipe, and the water suction pipe or the exhaust pipe is equipped with a water bottle that can extract the water from the drinking bottle into the inner container. Or return the remaining water in the connecting water pipe to the water flow adjustment device in the drinking water bottle. The bottom of the inner tank is provided with a water outlet, and the corresponding place of the water outlet is provided with a control valve for controlling the water outlet. There is a drinking cup below. The vehicle-mounted drinking water device can return the remaining water in the water pipe to the drinking water bottle, without accumulated water, and the drinking water is convenient and hygienic. In addition, the structure is miniaturized and is suitable for vehicle-mounted use.

The invention discloses a convenient automatic water diversion heating kettle which comprises a kettle body with a water incoming valve at the bottom and a base matched with the kettle body. A water incoming pipe matched with the water incoming valve is fixed at the upper end of the base, and a water pipe connected with a water source is arranged below the water incoming pipe through a first ballvalve and a second ball valve; a triggering inclined rod matched with the kettle body is slidably connected on the base, a resetting inclined rod capable of pushing the triggering inclined rod througha bevel is slidably connected in the base, one end of the resetting inclined rod is connected with the base through a spring while the other end of the same is in rotary clamping connection with a sliding gear meshed with a linkage gear, the sliding gear is connected with the second ball valve through a concentric connection shaft, the sliding gear can slide on the connection shaft while drivingthe same to rotate, and the connection shaft is in transmission connection with the second ball valve through a ratchet mechanism. The convenient automatic water diversion heating kettle is simple tooperate, and volume of water in the kettle can be controlled accurately.

The invention discloses a convenient intelligent water diversion heating kettle which comprises a kettle body with a water incoming valve at the bottom and a base matched with the kettle body. A waterincoming pipe matched with the water incoming valve is fixed at the upper end of the base, and a water pipe connected with a water source is arranged below the water incoming pipe through a first ball valve and a second ball valve; a triggering inclined rod matched with the kettle body is slidably connected on the base, a resetting inclined rod capable of pushing the triggering inclined rod through a bevel is slidably connected in the base, one end of the resetting inclined rod is connected with the base through a spring while the other end of the same is in rotary clamping connection with asliding gear meshed with a linkage gear, the sliding gear is connected with the second ball valve through a concentric connection shaft, the sliding gear can slide on the connection shaft while driving the same to rotate, and the connection shaft is in transmission connection with the second ball valve through a ratchet mechanism. The convenient intelligent water diversion heating kettle is simpleto operate, and volume of water in the kettle can be controlled accurately.

The invention discloses an automatic milk preparation machine. The automatic milk preparation machine comprises: a casing; a quantitative feeding mechanism, wherein the quantitative feeding mechanism is provided with a milk powder silo and a reclaimer communicated with the milk powder silo; a water storage mechanism, The water storage mechanism is connected in communication with the quantitative feeding mechanism, and a shaking mechanism. In this way, since the volume of the reclaimer is fixed, the user can select an appropriate amount of milk powder according to their actual needs. In addition, the water storage mechanism is connected to the quantitative feeding mechanism in communication, and the water storage mechanism will automatically confirm the required water amount according to the amount of milk powder actually put in by the reclaimer, so that the water amount when brewing milk powder can be accurately controlled. By setting the shaking mechanism, the milk in the milk bottle can be shaken, and the milk preparation can be completed automatically without manual operation.

The invention discloses an intelligent water diversion kettle for making tea and boiling water, which comprises a kettle body with a water inlet valve at the bottom and a base matched with the kettle body, and a water inlet pipe matched with the water inlet valve is fixed on the upper end of the base. Below the water inlet pipe, there is a water pipe connected to the water source through the first ball valve and the second ball valve; the base is slidably connected with a trigger inclined rod that cooperates with the pot body, and the base is slidably connected with a trigger that can be pushed through an inclined plane. The reset inclined rod for triggering the inclined rod is described. One end of the reset inclined rod is connected to the base through a spring, and the other end is rotated and clamped with a sliding gear that can mesh with the interlocking gear. The sliding gear is connected through a concentric connecting shaft Connected with the second ball valve, the sliding gear can drive the connecting shaft to rotate while sliding on the connecting shaft, and the connecting shaft is in drive connection with the second ball valve through a ratchet mechanism. The invention has simple operation and can accurately control the water volume in the kettle.

The embodiment of the invention discloses an inner container parameter control device for an electric water heater. The electric water heater comprises an inner container, a heating assembly and a water inflow and outflow control unit, and inner container parameters include the inner container pressure value. The device comprises a microcontroller and a pressure control unit arranged outside the inner container. The microcontroller controls the water inflow and outflow control unit, and accordingly the electric water heater can work in different work modes. The work modes include the whole container heating mode, the half container heating mode and the variable volume mode. The pressure control unit detects the pressure value in the inner container in real time when the electric water heater is in different work modes, and the pressure value is fed back to the microcontroller in real time. The microcontroller controls the pressure control unit to act according to the pressure value, accordingly, the pressure difference between the inner container and the outside can be balanced or the pressure value needed for water inflow and outflow in the current work mode is achieved. Through the embodiment scheme, the electric water heater inner container pressure parameters are reliably and automatically detected, and reliable control over the electric water heater is achieved.

The invention discloses a method of synthesizing a molecular sieve by using a solid phase. In the method, ammonium fluoride is used as a mineralizing agent and a brominized organic template is used as a guiding agent; and the method comprises the following steps: mixing a certain amount of water with anhydrous sodium metasilicate and recrystallizing to form crystal water-containing sodium metasilicate; then, mixing and grinding the certain amount of crystal water-containing sodium metasilicate, white carbon black, the brominized organic template, ammonium fluoride and / or aluminum nitrate together till mixing uniformly, then putting the ground mixture into a glass tube and sealing with flame; and crystallizing the sealed glass tube in an oven at 180 DEG for 4 weeks, washing the reaction products and drying the reaction products in an oven with the temperature of 60 DEG C till the reaction products are completely dried. By using ammonium fluoride as the mineralizing agent, an ITO (Indium tin oxide)-13 molecular sieve which cannot be obtained in an alkaline synthesis route and an F-ZSM (Zeolite Socony Mobil)-5 zeolite molecular sieve are obtained, and good degree of crystallinity and purity are kept. The reactant cost is lowered, the energy consumption is reduced and the product purity is high.

The invention relates to the technical field of seedling raising, and discloses a seedling raising device and a seedling raising process, the seedling raising device comprises a seedling raising frame and seedling raising bags, seedling raising holes are formed in the surface of the seedling raising frame in a penetrating manner and are uniformly distributed, supporting frames are arranged at the lower ends of the seedling raising holes, and the seedling raising bags are arranged in the supporting frames respectively. According to the seedling raising device, the soil humidity is detected in real time through the soil humidity sensor, the seedling raising bag is driven to ascend and descend through the hydraulic cylinder, after water sprayed into the seedling raising bag fully moistens soil and plant root hair, redundant water seeps out of the water permeable holes in the bottom of the seedling raising bag, and when the soil humidity does not reach the standard again, the seedling raising bag is closed when the water in the seedling raising bag is gradually absorbed. The seedling raising bag descends to the water permeable hole in the bottom and is immersed into accumulated water in the water collecting tank, the accumulated water can completely permeate into the seedling raising bag from the water permeable hole for secondary utilization and supplements water to soil, under the control of a soil humidity sensor, the amount of water supplemented every time can be accurately controlled, and root retting caused by excessive water supplementation or water shortage caused by insufficient water supplementation are avoided.

The invention relates to an intelligent spraying tower with advantages of convenient feeding and water level monitoring. The intelligent spraying tower comprises a tower body, a loading mechanism anda lifting mechanism, wherein the lifting mechanism comprises a first motor, a buffer block, a first driving shaft, a rotation disc and a hanging wire, the loading mechanism comprises a flat plate, a support assembly, an object load table, an object load box, a top plate, a pull ring and two support columns, and a monitoring mechanism is arranged in a material mixing chamber, and comprises a floating block, a first magnet, a pressure sensor, a spring, a second magnet and two position limiting assemblies. According to the present invention, the lifting mechanism drives the loading mechanism to lift to the height of the material inlet pipe, the angle of the object load table is adjusted by the steering unit, and the agent in the object load box is poured into the material mixing chamber, suchthat the agent can be conveniently fed; and the water level in the material mixing chamber is monitored by the monitoring mechanism, such that the equipment can precisely control the amount of the input water, and the complete dissolving of the agent can be ensured so as to improve the practicality of the equipment.