13results about How to "Drain thoroughly" patented technology

The utility model relates to the technical field of cleaning equipment, in particular to cleaning equipment, and aims to solve the problem of residual drained water of the conventional cleaning equipment. Therefore, the cleaning equipment comprises a water tank, a first drainage pipeline, a second drainage pipeline and a connecting pipeline, one end of the first drainage pipeline is communicated with the water tank to drain water in the water tank, the first end of the second drainage pipeline is communicated with a water source, the second end of the second drainage pipeline is communicated with the first drainage pipeline, and the first end of the connecting pipeline is communicated with the water tank. After the second water drainage pipeline is communicated with a water source, water flowing in the second water drainage pipeline can enable the connecting pipeline to generate negative pressure so as to discharge residual water in the water tank, and by arranging the second water drainage pipeline and the connecting pipeline, when the water flows through the joint of the second water drainage pipeline and the connecting pipeline, the flow speed is increased; the pressure is reduced, so that negative pressure is formed in the connecting pipeline, an adsorption effect is generated, and residual water in the water tank can be discharged.

The utility model belongs to drainage equipment technical field discloses a kind of air compressor drainage device, including first drain pipe, second drain pipe and third drain pipe, one end of first drain pipe is connected in the drain port of gas holder bottom end, the first end of first three-way valve is connected to other end, first electric valve is equipped on first drain pipe;One end of second drain pipe is connected the second end of first three-way valve, manual valve is equipped on second drain pipe;One end of third drain pipe is connected the third end of first three-way valve, second electric valve and flowmeter are equipped on third drain pipe, first timer is equipped in second electric valve, the first end of first three-way valve can switch on second end or third end.This utility model can be switched between automatic timing drainage and manual drainage Control flexibly;With the advantages of simple structure and high drainage efficiency, the timing automatic drainage of gas holder can be realized Drainage and pollution, and drainage is thorough.

The utility model belongs to the technical field of building construction, and discloses a basement concrete structure which comprises a basement concrete bottom layer, two basement concrete side layers are arranged on the two sides of the basement concrete bottom layer respectively, two pouring cavities are formed in the two basement concrete side layers respectively, water guide plates are arranged in the two pouring cavities respectively, water guide grooves are formed in the water guide plates, and the water guide grooves are communicated with the basement concrete bottom layer. The basement concrete bottom layer is provided with a flow guide cavity, the two ends of the flow guide cavity are communicated with the pouring cavity, and the middle of the pouring cavity is provided with a mounting cavity. According to the scheme, the purposes that water seepage can be accurately detected in the using process, and accurate drainage is achieved are achieved; the basement concrete structure is prevented from being affected by moisture for a long time, the structural strength of the basement concrete structure is improved, on the other hand, drainage work can be compulsorily intervened through a water pump, drainage efficiency is improved, the basement concrete structure is not affected by the terrain of the basement concrete structure, drainage is thorough, and the dryness of a basement is improved.

This utility model relates to the field of experimental equipment and provides a permeation purification device. The device includes a heating plate with a positioning hole (11) for placing a purification vessel. The purification vessel has a cup-shaped wall with multiple layers of filter media at its bottom. A Teflon permeation layer is placed on the top layer of the filter media, and a leak-proof layer is placed below the Teflon permeation layer. A leakage hole is located in the center of the leak-proof layer. The device also includes a pressurizing device that can movably cover the upper opening of the purification vessel. This utility model uses pressurized permeation to remove impurity-containing solvent, ensuring thorough solvent removal. During operation, operators have minimal contact with the purification vessel, keeping them away from chemical solvents and effectively protecting their health.

The application relates to the technical field of coal seam permeability improvement, and provides a deep coal seam combined permeability improvement method and system. The combined permeability improvement method comprises the following steps: according to obtained coal seam parameters of a target coal seam, drilling two empty holes and a fracturing hole in the target coal seam; the two empty holes and the fracturing hole are located in the same horizontal coal seam; performing three times of grouting and hole sealing on the target coal seam; after the hole sealing is completed, performing once of hydraulic fracturing on the target coal seam, so that new fractures are generated in the target coal seam after the hydraulic fracturing; and adopting an air gun to cyclically perform high-pressure air pulse on the target coal seam to expand the fractures. Therefore, the development scale of the fractures is better increased, the gas enrichment area and the extraction blank area are reduced, the permeability improvement effect of the coal seam is better, the range is larger, and gas extraction is more thorough.

The utility model provides a graded drainage structure of a multi-stage safety injection pump, and relates to the technical field of nuclear power pumps. The graded drainage structure of the multi-stage safety injection pump comprises a pump cylinder, a center shaft, a suction section, multi-stage impellers and multi-stage middle sections, the center shaft is rotatably installed on the pump cylinder, and the center shaft is sleeved with the multi-stage impellers; the multiple middle sections are sequentially connected, and the suction section is connected with the first middle section in the multiple middle sections. The pump barrel is provided with a suction cavity corresponding to the suction section and an outlet cavity corresponding to the last-stage impeller in the multiple stages of impellers, the suction cavity is provided with a first drainage pipe set, and the outlet cavity is provided with a second drainage pipe set. By means of the design of the drainage structure, the drainage efficiency of water in the pump can be improved, water in the pump body can be drained more thoroughly, little waste water is left in the pump body, the follow-up detection work difficulty is lowered, and the overhaul work risk is lowered.

This invention discloses a bus control method, a bus snow removal and drainage system, a bus, and a storage medium. The bus control method includes a bus with a suspension system and a drainage structure installed on the bus floor. The method includes: acquiring information about the vehicle's surrounding environment and road conditions; determining that the surrounding environment information meets a drainage threshold condition; and controlling the drainage structure and / or the suspension system based on the road conditions. This bus control method improves drainage efficiency within the vehicle, resulting in more thorough drainage and enhanced passenger experience and comfort.

The invention relates to the technical field of constructional engineering drainage equipment, in particular to constructional engineering drainage equipment and a using method thereof.The constructional engineering drainage equipment comprises a threaded rod, a guide column used for guiding and water level measurement and an upper top plate, and the upper end and the lower end of the threaded rod are rotationally connected with the upper top plate and a bottom plate correspondingly; an adjusting motor is fixedly connected to one side of the upper end of the upper top plate, a drainage pipe is arranged in the middle of the upper top plate, a water outlet of the drainage pipe is fixedly connected with a water inlet of the water pump, and a sealing mechanism is installed at the water inlet of the drainage pipe and installed in the middle of the bottom end of the bottom sealing mechanism. By means of the structure, sewage can enter the cylindrical shell from the top in the drainage process, the problem that heavy fixed impurities enter a pipeline to cause blockage can be effectively solved, after sewage drainage is completed, the water inlet hole can be sealed through the buoyancy ring plate, and then foreign matter in the drainage pipe is prevented from being diffused to the outside in the idle process of the drainage pipe.

The invention discloses a device for degrading aflatoxin and a using method, the device comprises a toxin degradation mechanism for degrading aflatoxin, the toxin degradation mechanism comprises a machine shell assembly, the machine shell assembly comprises a lower shell, and the invention relates to the technical field of toxin degradation equipment. According to the device for degrading the aflatoxin and the using method, the water inlet pipe is connected with an external water source, gas is introduced through the gas inlet pipe, the first connecting pipe is communicated with the oil inlet pipe, an S-shaped flow channel of an inner cavity of the lower shell can be flushed by opening and closing an electromagnetic valve on the first connecting pipe, and otherwise, the electromagnetic valve on the first connecting pipe is closed, so that the aflatoxin is degraded. The electromagnetic valve on the water inlet pipe is opened, cleaning liquid enters the main pipe through the water inlet pipe, the filter plate is flushed through the flow divider, after the filter plate is flushed, the water source is closed, the electromagnetic valve on the air inlet pipe is opened, air is blown out of the flow divider to blow-dry the filter plate, and the cleaning effect is improved.

The utility model discloses a lithium battery wastewater treatment device which comprises a reaction box, a box cover is arranged on the upper surface of the reaction box, a reciprocating screw rod is rotatably connected to the upper surface of the box cover, one end of the reciprocating screw rod penetrates through the upper surface of the box cover and extends to the inner bottom wall of the reaction box, and a sliding plate is in threaded connection with the outer surface of the reciprocating screw rod. The lower surface of the sliding plate is fixedly connected with a one-way valve; a sliding groove is formed in one side of the inner wall of the reaction box. According to the lithium battery wastewater treatment device, through the arrangement of a sliding plate, a sliding groove and a vertical guide pipe, waste liquid raw materials needing to react are firstly added into a reaction box, and through the threaded connection effect of the sliding plate and a reciprocating screw rod and the up-down sliding of the sliding plate in the sliding groove, the reciprocating screw rod rotates to drive the sliding plate to do up-down reciprocating motion; at the moment, the reaction reagent is added into the vertical guide pipe and discharged from the one-way valve, so that the reaction reagent is uniformly added into the waste liquid raw material up and down, and the later mixing efficiency is greatly improved.

This invention provides a rapid measurement device and method for gas pressure in high-moisture coal seams, relating to the field of coal seam gas pressure measurement. The device includes: a pressure measurement and sealing unit, a gas-liquid separation unit, a pressure acquisition unit, a gas compression unit, and a drainage unit. The pressure measurement and sealing unit injects liquid and mud into the target sealing area to seal the target sealing area. The gas compression unit compresses air in the non-target sealing area within the borehole, causing the water-containing gas in the borehole to flow towards the drainage unit. The gas-liquid separation unit separates the water-containing gas in the borehole into water and liquid, with the separated liquid discharged through the drainage unit. The pressure of the separated gas is measured by the pressure acquisition unit to obtain the gas pressure within the borehole. The technical solution of this invention overcomes the problems of insufficient accuracy and reliability in pressure measurement caused by the lack of systematic solutions for gas-liquid separation, active pressure maintenance, and moisture content coupling correction in existing technologies.

The present invention relates to the technical field of drainage equipment for construction projects, and in particular to a drainage equipment for construction projects and a method of using the same, comprising a threaded rod, a guide column for guiding and measuring water levels, and an upper top plate, wherein the upper and lower ends of the threaded rod are rotatably connected to the upper top plate and the bottom plate respectively, and the upper top plate and the other end of the bottom plate are fixedly connected via the guide column, an adjusting motor is fixedly connected to one side of the upper end of the upper top plate, a drainage pipe is arranged in the middle of the upper top plate, a water outlet of the drainage pipe is fixedly connected to a water inlet of a water pump, a sealing mechanism is installed in the middle of the bottom end of the bottom sealing mechanism, and in the present invention, sewage can be allowed to enter the interior of the column shell from the top during drainage, and heavier fixed impurities can be effectively prevented from entering the pipeline to cause blockage. After the sewage is discharged, the water inlet hole can be sealed by a buoyancy ring plate, thereby preventing foreign matter inside the drainage pipe from diffusing to the outside when the drainage pipe is idle.