1358 results about "Water delivery" patented technology

The invention provides an irrigation district reservoir and canal system water resource joint optimization scheduling method and device based on partition decoupling, and the method comprises the steps: obtaining the topological information of a target irrigation district reservoir and canal system, carrying out the irrigation division, and determining the water supply and demand of a future time period; based on the topological information, aggregating and generalizing each reservoir and channel in the irrigation area reservoir and channel system into a plurality of aggregated reservoirs and aggregated channel systems according to a coupling relationship, and dividing the target irrigation area reservoir and channel system into a plurality of subareas; channel water distribution flow feasible regions of different types of aggregation channel systems are deduced step by step from bottom to top from the last-stage channel; a double-layer water resource joint optimization scheduling model is established, the upper layer takes the maximum sum of the ratio of the water supply amount to the water demand amount of each subarea as the optimization target, and the lower layer takes the shortest water delivery time and the minimum water delivery loss of each subarea as the optimization target; the model is solved, the optimal water supply amount of each partition and the flow of the reservoir and the channel of each partition are obtained, and a scheduling optimization scheme is obtained. The method can maximize the water-saving benefit of the irrigated area.

The invention discloses a long-distance water-salt dynamic regulation and control method and device, a medium and a product, and relates to the technical field of ecological management, and the method comprises the steps: periodically obtaining monitoring data through a real-time monitoring network; determining the opening degree of a flow valve based on a partial pressure technology according to the water pressure and flow data of each node of the water delivery pipe network, and dynamically adjusting the water pressure and flow of each shunt branch in the water delivery pipe network according to the opening degree of the flow valve; according to the water content of the artificial soil layer, a water supplementing strategy is determined based on a vegetation water demand model; according to the salinity value of the artificial soil layer, on the basis of a salinity accumulation risk model, salt control closed-loop control based on a high salinity water active suction band-off mechanism is carried out; according to the invention, dynamic, accurate and closed-loop management of moisture and salinity can be realized.

The utility model discloses a full-automatic operation control system for filter pressing, water washing and squeezing of a diaphragm filter press, which is characterized in that an inlet of a slurry liquid filter pressing pump is connected with a to-be-pressed filtrate storage tank, an outlet of the slurry liquid filter pressing pump is connected with a liquid inlet of the filter press through a liquid inlet valve V1, and an inlet of an on-machine water washing filter pressing pump is connected with an on-machine washing water storage tank; the outlet is connected with the water inlet of the filter press through a water inlet valve V3; an inlet of the squeezing water delivery pump is connected with the squeezing water tank, an outlet of the squeezing water delivery pump is connected with the filter press, the front end of the pulp filter press pump and the front end of the squeezing water delivery pump are respectively provided with the frequency converter, and the pulp filter press pump, the filter press, the on-machine washing filter press pump, the squeezing water delivery pump, the liquid inlet valve V1 and the water inlet valve V3 are respectively connected into the control cabinet. And the control cabinet is used for controlling the starting, stopping and switching of the slurry filter press pump, the filter press, the on-machine washing filter press pump, the squeezed water delivery pump, the liquid inlet valve V1 and the water inlet valve V3. According to the utility model, full-automatic start-stop switching control of filter pressing, water washing and squeezing of the diaphragm filter press in hydrometallurgy can be realized.

The utility model relates to the technical field of rubber sealing ring production, and discloses a shaping device for rubber sealing ring production, which comprises a processing table, and a water storage tank is arranged at the top of the processing table; the supporting rod is arranged at the top of the machining table; and the top cover is arranged at the top of the supporting rod. The hydraulic cylinder is started, the hydraulic cylinder operates to drive the heating plate and the upper die block to move, when the upper die block is matched with the lower die block, the heating plate is started to heat the upper die block, so that a gap of a die is tightly filled with a rubber material, after the rubber material forms a required shape, the upper die block and the heating plate are recycled, and the water pump is started again. The water pump operates to suck water in the water storage tank through the water suction pipe, then the water is conveyed into the splitter plate through the water conveying pipe, and the water is sprayed out through the spray head to cool a rubber material, so that the effect of rapidly cooling the rubber sealing ring to maintain the shape and performance of the rubber sealing ring is achieved.

The invention relates to TBM water conveyance tunnel lining steel pipe installation and transportation equipment and a transportation and installation method, the TBM water conveyance tunnel lining steel pipe installation and transportation equipment comprises a rail transportation system, a transfer system, a wheel type transportation system, an installation butt joint device and temporary supporting profile steel, the rail transportation system is arranged on a drilling and blasting tunnel section, and the transfer system is arranged at the junction of the drilling and blasting tunnel section and a segment tunnel section; the wheel type transportation system is arranged on a pipeline, and the installation butt joint device is arranged at the end of a lined section. The rail transportation system and the transfer system share the same group of rails at the intersection; the installation and construction of the lining steel pipe of the TBM water delivery tunnel with the engineering quantity smaller than 1 kilometer can be facilitated, the construction efficiency is improved, and the cost is reduced.

The invention discloses a dimensionality reduction PSO-ITA long-distance water pipe burst positioning method which comprises the following steps: taking a pipe burst point as a node to obtain N pipeline nodes; according to the liquid control equation of the long-distance water conveying pipeline system, calculating the pressure and the flow of a pipeline node adjacent to the node to be measured by using a characteristic line method to obtain the target pressure of the node to be measured; if any to-be-measured node of the long-distance water conveying pipeline has pipe explosion relative to the pipeline, determining target pressure of the to-be-measured node according to a pre-determined liquid control equation of the long-distance water conveying pipeline system, a pipe explosion orifice outflow equation, a fitness function, a pipe explosion position and occurrence moment coupling equation and a particle swarm optimization algorithm; and according to a particle swarm optimization algorithm and a fitness function, solving a final pipe explosion position, size and occurrence time. According to the method, for the pipe explosion problem occurring in a long-distance water conveying pipeline system, the dimensionality reduction PSO-ITA pipe explosion positioning model is used for accurate positioning, and the pipe explosion transient flow numerical simulation precision can be improved.

The utility model relates to the field of PVC-O pipes, and discloses a flaring device for PVC-O pipes, which comprises a support plate, the support plate is fixed on the top surface of a base, the front side of the support plate is provided with a movable hole, the rear side of the support plate is fixedly provided with a first cylinder, one end of a telescopic rod of the first cylinder penetrates through the movable hole and is fixedly provided with a baffle, and the other end of the telescopic rod of the first cylinder penetrates through the baffle. A flaring head is fixed to the front side of the baffle, an L-shaped frame is fixed to the top face of the base, and a water tank is fixed to the top face of the L-shaped frame. According to the pipe flaring device, the supporting plate, the baffle, the flaring head, the flaring pipe and the heating pipe are used in cooperation, pipe flaring operation can be conducted on a pipe, meanwhile, the L-shaped frame, the water tank, the water conveying pipe, the first water pump and the spray head are used in cooperation, the flaring position of the pipe can be rapidly cooled, flaring size rebounding or deformation is prevented, and it is ensured that the flaring shape is stable; the quality and the stability of the flaring pipe are improved, and meanwhile, the production efficiency is improved.

The invention provides a water conservancy irrigation water intelligent scheduling method based on big data analysis, and the method comprises the steps: obtaining soil moisture content real-time data, meteorological dynamic data, crop growth cycle data and water source water supply record data of an irrigation region, and carrying out the time-space correlation fusion processing, and obtaining a standardized multi-source data set; feature extraction is carried out on the standardized multi-source data set, a water demand prediction model is input for prediction, and the accurate water demand of the irrigation area is obtained; acquiring real-time water supply amount of a water source and water delivery efficiency data of an irrigation pipe network, and performing supply-demand balance analysis on the accurate water demand, the real-time water supply amount of the water source and the water delivery efficiency data of the irrigation pipe network to obtain a dynamic irrigation distribution scheme sorted according to crop water shortage sensitivity; and performing deviation analysis on execution process data of the dynamic irrigation distribution scheme and post-irrigation soil moisture content feedback data, and feeding back to the water demand prediction model for parameter correction. According to the invention, the defects of inaccurate water demand prediction and low water resource distribution efficiency are overcome.

The utility model discloses an intelligent water supply device which comprises a cabinet body, the top of the cabinet body is of an open hole structure, a cabinet cover is arranged on the top of the cabinet body in an openable mode, an electric control lock assembly used for limiting opening of the cabinet cover is arranged in the cabinet body, an internet of things control module is arranged in the cabinet body, the internet of things control module is connected with a wireless communication module, and the wireless communication module is connected with a wireless communication module. The server is in data connection with the Internet of Things control module through the wireless communication module, the Internet of Things control module is electrically connected with the electric control lock assembly, the radio frequency card reader is electrically connected with the Internet of Things control module, the switch is electrically connected with the Internet of Things control module, and the radio frequency card reader is electrically connected with the Internet of Things control module. The system can temporarily store the barreled water, is convenient for users to take water at any time, is also convenient for distribution personnel to distribute, can feed back whether water exists in the water cabinet or not, is convenient for the users and the distribution personnel to know the water delivery condition and the water taking condition, realizes the temporary storage, remote management and unmanned water taking of the barreled water, and optimizes the'last kilometer 'distribution efficiency.

The invention discloses a multi-stage ship lock drainage and navigation multiplexing system and an operation method thereof. The system comprises a first-stage ship lock chamber section located on the upstream, a last-stage ship lock chamber section located on the downstream and a plurality of middle-stage ship lock chamber sections located between the first-stage ship lock chamber section and the last-stage ship lock chamber section. Each stage of ship lock chamber section is composed of a lock chamber bottom plate and ship lock walls arranged on the two sides of the lock chamber bottom plate. A water conveying gallery is arranged in the lock wall of the ship lock, and the middle of the water conveying gallery communicates with a branch gallery arranged in a lock chamber bottom plate through a T-shaped pipe. A plurality of water outlet holes are formed in the tops of the branch galleries; an energy dissipation pier group formed by a plurality of energy dissipation piers is arranged at the water outlet hole in the lock chamber bottom plate; and a flip bucket is arranged at the downstream end of each stage of lock chamber section of the ship lock. According to the multi-stage ship lock collaborative continuous energy dissipation scheme, the effects of improving the space utilization rate, saving the land area and reducing the construction cost are achieved.

This application provides a control device, method, electronic device, and storage medium for extraction pressure and flow rate, including: a first end of a first electromagnetic pump and a first end of a second electromagnetic pump are both connected to a first end of a flow meter; a second end of the flow meter is connected to a water tank; and the second ends of the first and second electromagnetic pumps are both connected to a first end of a heating boiler module. A water delivery pipe between the second ends of the first and second electromagnetic pumps and the first end of the heating boiler module is connected to the first ends of a first and second pinhole pressure relief valve module, respectively; the second ends of both the first and second pinhole pressure relief valve modules are connected to the water tank. The second end of the heating boiler module is connected to the first end of an extraction solenoid valve, and the second end of the extraction solenoid valve is connected to an extraction head. An extraction pressure sensor is installed between the extraction solenoid valve and the extraction head to ensure sufficient flow rate and water flow for effective and stable coffee extraction.

The utility model relates to the technical field of agricultural machinery, in particular to a high-speed rice transplanter seedling feeding device capable of pre-humidifying seedlings, which comprises a seedling feeding device, the seedling feeding device comprises a seedling feeding table, a seedling pressing rod, an electric seedling feeding belt and a seedling taking port, a pre-humidifying mechanism is arranged on the seedling feeding table, and the pre-humidifying mechanism comprises a support frame, a supporting rod and a driving device, one end of the supporting frame is fixedly connected to the outer wall of the seedling feeding table, and the other end of the supporting frame is fixedly connected with a water conveying pipe. The pre-humidifying mechanism is arranged, the suction head is placed in the water source, the water source can be a water bucket, then the water pump is started, and the inclined nozzle rotates to spray water, so that water is more uniformly scattered on seedlings, and the situation that local seedlings are excessively humidified while other parts are insufficiently humidified is avoided; the humidity of the whole seedling area is ensured to be consistent, and in the seedling conveying process, uniform humidification is beneficial to maintaining the moisture balance of the whole seedlings, and uneven moisture distribution is prevented.

The utility model discloses a kind of activated carbon adsorption devices for sewage treatment, comprising: air stripping pump, carbon washer, water delivery pipe and water distributor. Air stripping pump includes air inlet pipe, air distribution pipe and lift pipe, the air distribution pipe is sleeved on the outside of the lift pipe, the air inlet pipe is connected with the air distribution pipe;Carbon washer includes backwash chamber and hole cover, the upper end of the lift pipe is located in the backwash chamber, the upper portion of the backwash chamber is equipped with carbon lifting port and exhaust port, lower portion is equipped with carbon discharge port and blowdown port, the hole cover is matched with the carbon lifting port;Water delivery pipe is sleeved on the outside of the air distribution pipe, water inlet pipe is connected on its outside;Water distributor is connected with the lower end of the water delivery pipe.One set of device completes activated carbon backwash and two kinds of operation of lifting, realizes activated carbon adsorption filter reuse function.

The utility model discloses a molten aluminum runner prefabricated part structure with a thermal insulation layer, which belongs to the technical field of metal diversion trenches and comprises a base, a diversion trench and a top cover. The flow guide groove is composed of a high-temperature contact plate, a ceramic fiber plate, a reflecting film and a protective shell which are sequentially connected from inside to outside in a sleeved mode, the top cover is connected to the top of the flow guide groove, the top cover seals the top of the flow guide groove, and heat loss generated when aluminum water flows can be reduced; the heat preservation performance in the aluminum water conveying process can be remarkably improved, and oxidation and pollution are reduced.

The invention relates to the technical field of central heating systems, and discloses a water delivery pump for central heating, which comprises a pump shell assembly, a water pump assembly and a water pump assembly, the impeller is rotatably arranged in the flow channel cavity; the power output end of the rotary driving assembly is connected with the impeller; the base comprises a first base body and a second base body, and a locking groove is formed in the first base body; the second seat body is detachably connected with the first seat body, and an installation cavity is defined by the second seat body and the first seat body; the pump shell assembly is clamped between the second seat body and the first seat body and is accommodated in the mounting cavity; the locking assembly comprises a spring bolt and a driving part, and the spring bolt is arranged on the second seat body in a sliding mode; the driving component is connected with the spring bolt. According to the water delivery pump, the locking assembly and the locking groove are arranged, the driving part is used for driving the spring bolt to stretch into or retreat from the locking groove, the pump shell assembly can be integrally and rapidly locked and unlocked, the cleaning efficiency of incrustation in the pump shell assembly and the impeller replacement efficiency can be improved, and the maintenance difficulty and maintenance time of the water delivery pump are greatly reduced.

The utility model discloses an extraction liquid concentration device, including the concentration jar, the concentration jar top is equipped with the sealing cover, and a plurality of groups first bolt connecting blocks are arranged to the sealing cover outside, the concentration jar outside top fixed mounting has the fixed ring, and a plurality of groups with first bolt connecting block cooperation uses second bolt connecting block is arranged to the fixed ring outside, first bolt connecting block is connected with second bolt connecting block through bolt, the sealing cover outside top is equipped with drive mechanism, and drive mechanism can drive the rotation of stirring rod mechanism, the inside installation of stirring rod mechanism has the spray pipe mechanism, and the spray pipe mechanism is connected with the outside water delivery pipeline through the rotary connecting mechanism, the utility model discloses a bolt to the sealing cover is connected with the convenient dismantling and installation of sealing cover to late period, thereby the inside of concentration jar is cleaned and maintained to the convenience regularly, through setting up the spray pipe mechanism.

The invention relates to a U-shaped metal sealing butterfly valve and a using method thereof.The U-shaped metal sealing butterfly valve comprises a valve body and a valve plate, the valve plate is located on the inner side of the valve body, the top of the valve body is fixedly connected with a worm gear assembly, a driving rod is installed on the front side of the worm gear assembly, the outer side of the driving rod is sleeved with a round pipe and a rocking wheel, and the inner side of the rocking wheel is fixedly connected with a limiting block; an annular pipe and a U-shaped metal sealing ring are fixedly connected to an inner cavity of the valve body, a plurality of water outlets are formed in the inner side of the annular pipe, a water conveying pipe is fixedly inserted into the front side of the valve body, a block valve matched with the water conveying pipe is arranged on the water conveying pipe, and a valve handle of the block valve is movably sleeved with a movable frame. The top of the movable frame is rotationally connected with a rotating shaft. The valve plate has the beneficial effects that residual impurity particles on the conical surface can be better removed, so that the conical surface is tightly attached to the U-shaped metal sealing ring, and the sealing performance of the valve plate is guaranteed.

The invention provides an angle-adjustable wheat planting irrigation device, a water outlet mechanism comprises a position adjusting assembly communicated with a water conveying pipe and a guide assembly used for limiting a moving path, the position adjusting assembly comprises a pressing water tank communicated with the water conveying pipe through a variable-length connecting part, and a water outlet part is arranged at the lower part of the position adjusting assembly; during drip irrigation, after being filled with water, the pressing water tank slides towards one side close to the plant along the guide assembly under the action of self weight so as to carry out drip irrigation on the root area; after drip irrigation is finished and water delivery is stopped, residual water in the tank still continuously and slowly flows out through the water outlet part, the weight of the water tank is reduced along with reduction of the water quantity, and the water tank returns to the original position under the action of the reset part. By means of self-weight slippage of the downward-pressing water tank and slow-release water outlet of the remaining pressing head, a staged drip irrigation mode gradually changing from the root to the periphery is formed, directional water supply and automatic reset are achieved, and the water utilization efficiency of a root zone is improved.

The application relates to a sapling transportation device for forestry, belonging to the technical field of sapling transplanting, which comprises a storage box, a fixing assembly and a water application assembly. The water application assembly is composed of a cooling water bag, a temperature detector, a water pump, a water tank and a water delivery pipe. The temperature detector monitors the ambient temperature in real time. When the temperature is too high, the water pump is automatically started, the water in the water tank is delivered to the cooling water bag through the water delivery pipe, and is sprayed onto the sapling through a nozzle, so that cooling and moisturizing are realized. The excess water is returned to the water tank through the water seepage return of the bottom of the storage box, is recycled, the whole process is automatically completed, the labor intensity is reduced, timely water supplement during high temperature is ensured, waterlogging and root rot are avoided, and a healthy and moist environment of the sapling is maintained.

The application relates to a sealing assembly of a wiper motor, which comprises an output shaft for driving a wiper arm of a vehicle to swing back and forth, a water delivery pipe arranged in the shaft hole of the output shaft, one end of the water delivery pipe extending out of the output shaft, the other end of the water delivery pipe being provided with a check ring, the check ring comprising a limiting shaft section and a flange shaft section, the limiting shaft section being in interference fit in the shaft hole of the water delivery pipe, the flange shaft section being abutted against the shaft end face of the water delivery pipe, the check ring being connected and fixed between the limiting shaft section and the shaft hole wall of the water delivery pipe and between the shaft end face of the flange shaft section and the shaft end face of the water delivery pipe through ultrasonic welding, a water spraying rod being inserted into the shaft hole of the water delivery pipe through the inner hole of the check ring, the water spraying rod being in sliding fit with the inner hole of the check ring, a sealing ring being arranged between the water spraying rod and the water delivery pipe, the inner circle of the sealing ring being in interference fit with the water spraying rod to form a seal, the shaft hole of the water delivery pipe being a stepped hole, and the sealing ring being located between the step face of the stepped hole and the limiting shaft section of the check ring.

The cleaning machine spray pipe comprises a spray pipe body, an installation disc, a liquid conveying assembly, a water conveying assembly and an air conveying assembly, the installation disc is arranged on the spray pipe body in the cleaning machine, the liquid conveying assembly is fixedly arranged on the installation disc, the water conveying assembly is movably arranged on the installation disc, and the air conveying assembly is fixedly arranged on the installation disc. The liquid conveying assembly, the water conveying assembly and the air conveying assembly are all used for blowing towards the interior of the cleaning machine, the liquid conveying assembly, the water conveying assembly and the air conveying assembly are integrated, appropriate cleaning modes can be selected according to different types of stains, the cleaning effect and adaptability are greatly improved, the multiple assemblies are all used for blowing towards the interior of the cleaning machine, and the cleaning efficiency is improved. According to the cleaning machine, all-directional cleaning can be conducted on a cleaned object from different angles, the thoroughness of cleaning is improved, the gear is meshed in the tooth groove in the mounting disc, the water conveying assembly rotates around the edge of the mounting disc, and cleaning of different positions in the cleaning machine is achieved.

The utility model discloses a fine water mist sprayer filter equipment, including water guide pipe and water inlet pipe, the middle connection of water inlet pipe has the stand pipe, and the inside insertion of stand pipe has the filter screen cylinder, and the top of stand pipe is installed with the sealing plate, and the rotation is connected with first rotation axis on sealing plate, and the outside of first rotation axis is connected with a plurality of cleaning brush through a plurality of connecting plate, and a plurality of cleaning brush and the inside wall contact of filter screen cylinder, water inlet pipe and water guide pipe are communicated through the drive component of drive first rotation axis rotation, the bottom outside screw thread connection of stand pipe has the collection box, and the first valve is installed on collection box, and the bottom of collection box is communicated with the discharge pipe, and the second valve is installed on discharge pipe, and it is convenient to the collection of impurity, and it is convenient to clean the impurity in the process of water delivery spray.

The invention discloses an automatic sprinkling irrigation system and an automatic sprinkling irrigation method for garden landscapes, and relates to the technical field of garden sprinkling irrigation. The automatic sprinkling irrigation system comprises a base, a box body is fixedly mounted on the upper surface of the base, a plurality of nozzles fixedly communicate with the bottom of a water distribution plate, and a water conveying hose and a tooth transmission part fixedly communicate between the water distribution plate and a water outlet pipe; the tooth transmission part is arranged in the box body and comprises a first rotating rod, the first rotating rod is connected with the moving plate through a rotating part, the swinging part is arranged on the box body and connected with the moving plate, the water distribution plate is driven to reciprocate under the action of the rotating part, and the sprinkling irrigation range of the spray head is enlarged; and in the reciprocating movement process of the movable plate, the swing part moves to drive the water diversion plate to swing in a reciprocating mode with the hinge point of the connecting plate as the center, the spray irrigation angle is changed, spray irrigation dead angles are reduced, manual adjustment is not needed, spray irrigation uniformity is improved, and the automatic spray irrigation effect of the garden landscape is achieved.

The application discloses a parameter inversion and updating method of a long-distance pipeline water delivery system digital twin model, which couples an actual water delivery system, a BIM-GIS digital twin model, a numerical calculation model, a proxy model and field monitoring data, uses measured data generated in a construction stage and an operation and maintenance stage to invert key state parameters in the water delivery system which are difficult to directly measure or change over time, and feeds back the inversion results to the digital twin model and the numerical calculation model, so that dynamic synchronization of the digital model and the entity engineering state is realized. The application enables the water delivery system digital twin model to be continuously corrected according to changes in the entity engineering state, and improves the reliability of construction quality control, operation state identification, leakage risk judgment and operation and maintenance decision-making.

The utility model discloses a handheld dust fall drilling tool in the technical field of handheld drills, which comprises an electric drill shell and a shell for the handheld drilling tool, a driving motor and a water injection cavity are arranged in the electric drill shell, a water tank supplies water to the water injection cavity and conveys the water to a drill bit, and the water tank is arranged outside the electric drill shell. According to the device, water can be supplied to a drill hole through a cooling channel in the drill bit, water is supplied for cooling along a spiral groove of the drill hole, the drill bit is cooled, an ultrasonic oscillator is additionally arranged, water can be sprayed to the drill bit, scattered water drops are vibrated through the rotating centrifugal force of the drill bit, and the water drops are cooled. And therefore, the dust falling and cooling effects are achieved, and drilling is more convenient and cleaner.

The utility model discloses a furanone rectifying and condensing device, which belongs to the technical field of furanone rectification and comprises a rectifying still, a condensing frame is fixedly connected to one end, far away from a water delivery pipe, of a connecting pipe, a circulating groove is formed in the inner side wall of the condensing frame and communicated with the water delivery pipe through the connecting pipe, and a plurality of condensing strips are fixedly connected to the bottom of the condensing frame. A plurality of condensation grooves are formed in the bottom of the condensation frame, the lower edge of the top of the condensation frame communicates with a backflow pipe, and the end, away from the condensation frame, of the backflow pipe communicates with the water storage frame. According to the furanone rectifying and condensing device, the water storage frame, the water conveying pipe, the temperature control assembly, the temperature displayer, the connecting pipe, the condensing frame, the circulating groove and the backflow pipe are used in cooperation, so that the condensing frame can keep a relatively stable temperature, and gaseous furanone is liquefied when making contact with the condensing frame; in addition, condensation of liquid furanone in the rectifying still due to too low temperature is effectively prevented, so that furanone can be normally discharged after being liquefied, and a discharge port is prevented from being blocked.

The utility model discloses water purification equipment capable of automatically washing forwards and backwards, and belongs to the technical field of water purification equipment. Comprising a water storage tank, a water purifier and a water pump, a water inlet of the water purifier is connected with a water inlet pipe and communicated with the water pump, a water outlet is connected with a water conveying pipe and the water storage tank, and a drain outlet is connected with a drain pipe and communicated with the outside; the water inlet pipe is provided with a first pressure gauge used for detecting the water pressure in the water inlet pipe, the water inlet pipe is further provided with a one-way liquid valve only allowing water liquid to enter the water purifier, the blow-off pipe is provided with a first electromagnetic valve, and the first pressure gauge is electrically connected with the first electromagnetic valve and the water pump; according to the water purifier, dirt in the water purifier can be automatically flushed forwards and backwards, the filter element does not need to be frequently replaced, and the service life is long.

The utility model discloses high sealing water conservancy project is with splicing type water conduit, including water conduit one and water conduit two, water conduit one one end outer wall fixedly connected with the sleeve, water conduit two one end outer wall fixedly connected with the connecting sleeve. The utility model in the actual use's process, the sleeve of water conduit one and the connecting sleeve of water conduit two butt joint, and the connecting block on the connecting sleeve inserts the sliding slot of sleeve, along with push in, and the spring one in connecting block is pressed, when the plug and the inner hole of sleeve are aligned, and spring one releases the spring force and pushes the plug and inserts the inner hole, realizes water conduit one and water conduit two's firm connection, and this structure has solved the problem that traditional water conduit splicing is troublesome, and the connection is not firm and is easy to fall off, realizes fast accurate assembly, and the installation time is greatly shortened, and the plug inserts the inner hole and forms mechanical locking, prevents water conduit and separates in the water delivery process because of the water flow impact, and the water conduit installation efficiency and connection reliability are improved significantly, and the construction cost and maintenance frequency are reduced.

The utility model provides a kind of waste lithium ion battery recycling pretreatment device, it is related to lithium ion battery recycling technical field.A kind of waste lithium ion battery recycling pretreatment device, including immersion bucket, circulating barrel and circulating pump, the bottom surface of circulating barrel is higher than the top surface of immersion bucket setting, the immersion bucket and circulating barrel are connected by communicating pipe intercommunication.Through placing mechanism into battery, and make it immerse in electrolyte solution inside immersion bucket to discharge battery, under the action of circulating pump, water suction pipe, water delivery pipe, communicating pipe, solenoid valve and liquid level sensor, make the electrolyte solution inside circulating barrel and the electrolyte solution inside immersion bucket circulate flow, by filter screen to the solution that flows into the inside of circulating barrel is filtered, and by cooling medium inside cooling pipe to the solution that flows into the inside of circulating barrel is cooled, solve the problem of the influence discharge efficiency due to a large amount of heat generated in the process of discharging.