14results about How to "Avoid flooding" patented technology

The invention discloses an anion exchange membrane electrode and a preparation method and application thereof, and belongs to the technical field of new energy material and catalytic electrode preparation, the method comprises the following steps: S1, preparing an anode catalyst slurry comprising a hydrophobic covalent organic framework material, an anode catalyst, an anion exchange ionomer and a solvent; s2, preparing a cathode catalyst slurry of which the components comprise a cathode catalyst, an anion exchange ionomer and a solvent; and S3, respectively spraying or coating the anode catalyst slurry and the cathode catalyst slurry on two side surfaces of an anion exchange membrane or a gas diffusion layer, and carrying out heat treatment to obtain the anion exchange membrane electrode. The method provided by the invention can solve the problems of large gas-liquid-ion three-phase mass transfer resistance, easy shielding of active catalytic sites by ionomers and unbalanced water management in the membrane electrode assembly in the existing AEMWE device.

The invention discloses a cleaning machine and a cleaning control method thereof.The cleaning machine comprises a water tank, a water outlet valve and at least one cleaning device, the water tank is used for containing objects to be cleaned, the water outlet valve is located above the water tank, and the cleaning device is installed below the water tank in an attached mode; the cleaning control method of the cleaning machine comprises the steps that when it is determined that a to-be-cleaned article is placed in a water tank, the type of the to-be-cleaned article and the spot area of the to-be-cleaned article are obtained; when the dirty area is larger than the preset area, a water outlet valve is controlled to be opened, and a cleaning device is controlled to be started; the water level height in the water tank and the stain area of the to-be-cleaned object are continuously obtained; the actual water flow of the water outlet valve is controlled according to the type and the water level height, and the actual vibration frequency of the cleaning device is controlled at least according to the type and the stain area, so that water resources can be saved, and the form integrity and taste of the to-be-cleaned articles can be guaranteed to the maximum extent while the cleaning effect is guaranteed.

The utility model discloses a geotechnical engineering slope reinforcing device, and particularly relates to the technical field of geotechnical engineering, the geotechnical engineering slope reinforcing device comprises a drainage assembly, a sealing assembly, an anti-skid assembly and a fixing assembly, the sealing assembly is installed on the side face of the drainage assembly, the anti-skid assembly is installed above the drainage assembly, the fixing assembly is installed on the side face of the anti-skid assembly, and the sealing assembly is installed on the side face of the anti-skid assembly. The anchor rods and the reinforcing nails of the fixing assembly are used at the same time, surface layer loose rock soil on the surface of the slope can be fixed, local slippage and weathering stripping can be limited, the slip mass load can be transmitted to a stable rock stratum, and therefore multi-stage slope reinforcement is achieved; when accumulated water in the drainage groove plate overflows, a worker can connect the drainage valve through the water pump, and the accumulated water in the drainage groove plate is discharged manually, so that a construction area is prevented from being flooded.

An outdoor electromechanical installation device with a built-in anti-interference mechanism and an installation method belong to the technical field of electromechanical equipment installation. The device is provided with a rubber ring, a buffer extrusion component and a limit airbag. When the main body of the electromechanical equipment is lowered, the air pressure in the buffer extrusion component is squeezed and transferred to the limit airbag, thereby achieving a stable connection between the limit airbag and the connection groove, and keeping the rubber ring and the main body of the electromechanical equipment tightly connected, thereby preventing moisture from entering the bottom of the main body of the electromechanical equipment, preventing rust or circuit short circuit, and reducing the interference of moisture on the main body of the electromechanical equipment. The device can detect whether the placement surface is horizontal during the placement process of the device by providing a contact test component, thereby avoiding the subsequent long-term shear force on the placement surface. Automatic heat dissipation and subsequent waterproofing can also be performed by providing a heat dissipation water storage chamber and a control component.

The utility model relates to an anti-overflow radial flow sedimentation tank and belongs to the technical field of radial flow sedimentation tanks. Comprising a radial flow sedimentation tank body and a standby overflow pipe, the front side of the radial flow sedimentation tank body is fixedly connected with an overflow water outlet pipe, the front end of the overflow water outlet pipe is connected with a three-way pipe through a bolt flange, the left side of the three-way pipe is connected with a buried pipe through a bolt flange, and the right side of the three-way pipe is connected with the standby overflow pipe through a bolt flange; the front side of the standby overflow pipe is fixedly connected with a flow guide pipe. Through the arrangement of the standby overflow pipe, when the flow is reduced due to scaling in the underground pipe, the standby overflow pipe can still keep the drainage function, so that the overflow condition of the radial flow sedimentation tank body is effectively prevented; through the arrangement of the filter pipe, the collecting cylinder in the filter pipe can intercept large-particle impurities or dirt in the water body, so that the water outlet pipe is prevented from being influenced by a scaling phenomenon after long-time drainage work, and the drainage problem caused by dirt accumulation is reduced.

The invention provides a refrigerator control method, a refrigerator, a control device and a storage medium, the refrigerator comprises a water pan, an image acquisition module and an alarm module, and the water pan is arranged at a preset distance below the image acquisition module in the gravity direction; the refrigerator control method comprises the steps that the image obtaining module is controlled to obtain current image information of the water pan; edge line information of the current liquid level in the water pan is determined according to the current image information; determining distance information between the current liquid level and the image acquisition module according to the edge line information; the current liquid level height in the water pan is determined according to the distance information and the preset distance; and when the liquid level height is higher than a first preset liquid level, the alarm module is controlled to send out alarm information. According to the refrigerator control method, when the liquid level in the water pan is high, the alarm information is sent to a user, so that the user can clean the water pan in time, and overflow is avoided.

The utility model discloses a foot basin for bedridden patients, which belongs to the field of articles for daily use and comprises a deep basin, a shallow basin and an anti-overflow structure. The shallow pot is fixedly mounted on the left side of the deep pot; the anti-overflow structure comprises drainage cavities formed in the peripheries of the interiors of the deep pot and the shallow pot, the drainage cavities are communicated with one another, first anti-overflow water holes are formed in the periphery of the top of the inner side of the deep pot, second anti-overflow water holes are formed in the front face and the back face of the inner side of the shallow pot, and a first groove is formed in the right side of the bottom of the inner side of the deep pot. A drainage pipe with one end penetrating through the deep basin and extending into the drainage cavity is fixedly mounted at the bottom of the right side of the outer surface of the deep basin, the deep basin is mainly used for soaking feet, and the shallow basin is used for placing shanks, so that a bedridden patient can wash feet on a bed; excessive water can directly enter the drainage cavity through the first anti-overflow water hole and the second anti-overflow water hole, the situation of water overflow can be effectively avoided, and meanwhile water in the deep basin and the drainage cavity can be drained conveniently.

The utility model discloses a dimethyl carbonate purification device, which relates to the technical field of rectifying towers, and comprises a tower body, the tower body is cylindrical, the axis of the tower body is vertically arranged, a first tower plate and a second tower plate which are staggered up and down are fixedly arranged in the tower body, overflow weirs are fixedly arranged on the first tower plate and the second tower plate, and mounting holes are arranged on the first tower plate and the second tower plate. And an exhaust adjusting unit is mounted in the mounting hole. The device has the beneficial effects that a gas guide pipe can rotate during lifting through a threaded sliding groove, a fixing plate and a second ball, a material stirring mechanism is driven to disturb instant gas flow sprayed out of a gas hole, the liquid flooding phenomenon is avoided, the gas-liquid contact area is increased, the gas-liquid contact time is prolonged, the gas-liquid mass transfer efficiency is improved, the purification purity of dimethyl carbonate is improved, energy consumption is reduced, and the device is suitable for popularization and application. And the size of the air hole can be automatically adjusted, so that air flow is controlled, liquid leakage is reduced, stable air-liquid flow in the tower body is maintained, and the problem of unsmooth air outlet or overlarge pressure drop caused by pressure fluctuation is effectively avoided.

This application belongs to the field of battery production line technology and discloses a steam condensate recovery and utilization system and a battery production line. The steam condensate recovery and utilization system includes a first water tank, a second water tank, and a hot water supply device. The first water tank forms a first receiving cavity and has a first inlet, a second inlet, and an outlet, all connected to the first receiving cavity. The first inlet is used to connect to the steam condensate supply device in the battery production line. The second water tank forms a second receiving cavity and has a third inlet connected to the second receiving cavity. The water inlet of the hot water supply device is connected to the outlet via a circulation pump, and its water outlet is connected to both the first and third inlets. During the process of the circulation pump pumping the steam condensate from the first water tank into the hot water supply device for recycling, some of the water returning from the water outlet will enter the second water tank through the third inlet, effectively preventing the first water tank from overflowing and improving energy utilization.

This utility model discloses an outdoor power distribution room with photovoltaic power generation function, belonging to the field of power engineering technology. The utility model includes a pre-embedded foundation, a ground foundation fixed to the top of the pre-embedded foundation, a support base fixed to the top of the ground foundation, and a base plate fixed to the top of the support base; anti-fall railings are installed around the top of the base plate. This utility model, through the setting of the pre-embedded foundation, ground foundation, support base, and base plate, raises the main body of the power distribution room, preventing the main body from being located at a low-lying bottom where water could easily flood in the future. The hollow interior of the support base reduces weight and material consumption, avoiding a significant increase in the overall weight and material consumption of the foundation due to the increased height of the main body of the power distribution room. At the same time, the higher height of the support base effectively reduces the possibility of people coming into contact with the main body of the power distribution room, improving electrical safety; it also increases the waterproof effect and reduces the possibility of contact by non-professionals.

The utility model discloses a sealing structure of a drainage robot, which is characterized in that the sealing structure comprises two sealing boxes, the two sealing boxes are respectively arranged on two sides of the drainage robot, one of the sealing boxes is used for installing a hydraulic valve group, and the sealing box is provided with an oil pipe joint which is used for connecting an external executive component with the hydraulic valve group. And a sealed electrical control cabinet is arranged in the other sealed box, and electrical elements and a remote control receiver are mounted in the sealed electrical control cabinet. According to the utility model, the hydraulic valve group, the electrical element and the remote control receiver are effectively prevented from being soaked in water by a water environment during drainage rescue work, meanwhile, the drainage robot carrying the drainage pump can be deployed in place at one time through external wireless remote control operation, the underwater depth does not need to be manually and frequently adjusted, and the working efficiency is improved. And the personnel monitoring difficulty and the wading risk during pump station carrying are reduced.

The utility model relates to the technical field of faucets, and discloses an anti-sputtering water-saving pressurizing faucet. The utility model provides an anti-sputtering water-saving pressurizing faucet which comprises a faucet body. The fixed pipe is welded below one end, close to the faucet main body, of the water outlet pipe; the pressurizing head is welded to the end, away from the faucet body, of the water outlet pipe. When a user forgets to turn off water, the floating ball can rise along with rising of the water surface, so that the second supporting rod is pushed, the second supporting rod pushes the first supporting rod and then pushes the plug, the plug blocks the blocking groove, the faucet body is further closed, and the situation of water overflowing is prevented, and the distance between the plug and the blocking groove can be adjusted through rotation of the second supporting rod. And the position of the shifting rod can be adjusted according to needs, the shifting rod can drive the movable ring to move up and down, so that the device is suitable for different use conditions, and the application range of the device is expanded.

The application provides a control method and device of an air conditioning system, the air conditioning system and a storage medium, the control method comprising: controlling the cabinet air conditioner to establish a world coordinate system for the indoor environment where the cabinet air conditioner is located, and generating a cleaning path for the sweeper to walk through the world coordinate system; determining whether the sweeper stores user-set cleaning instruction information; if yes, controlling the sweeper to perform a cleaning action on the cleaning path according to the cleaning sequence information; and if the sweeper identifies that there is a liquid residue area on the cleaning path, controlling the cabinet air conditioner and the sweeper to perform a linkage action according to the liquid information of the liquid residue area. The technical problem solved by the application is that when water stains or other liquid residues appear on the ground, the sweeper often independently performs cleaning, and when the air conditioning system is in the running process, no effective linkage is generated between the sweeper and the air conditioning system, which reduces the overall use efficiency of the cabinet air conditioner and the sweeper, and makes it impossible to further improve the cleaning efficiency.

The application discloses an online agent replacement unit and a reaction rectifying tower, and relates to the field of reaction rectifying tower, and aims at collecting invalid solid catalyst and / or filler particles suspended in liquid phase in the reaction rectifying tower. The online agent replacement unit comprises a receiving tray which is arranged on the inner wall of the reaction rectifying tower and is located above the liquid surface; a rotating mechanism which is arranged on one side of the inner wall of the tower and corresponds to the position of the receiving tray; the rotating mechanism is controlled to rotate by a driving unit outside the tower; a plurality of fixed pin shafts are uniformly and spacedly arranged at the outer periphery of the rotating mechanism; the highest point of the rotating mechanism is higher than the arranged position of the receiving tray, and the lowest point is located below the liquid surface and close to the tray plate; the number of collecting baskets is equal to that of the pin shafts, and the collecting baskets are hung on the pin shafts; the collecting baskets collect the solid particles suspended in the liquid phase when the rotating mechanism rotates to below the liquid surface, and dump the solid particles to the receiving tray at the highest point. The application is suitable for gas-liquid-solid reaction, and can recycle the invalid catalyst and / or filler particles on line.