84results about How to "Avoid silting" patented technology

The utility model provides a corrosion-resistant leaching tank for preparing high-purity lithium carbonate, which comprises a leaching processing tank, a stirring component is arranged in the leaching processing tank, a liquid guide component is arranged at the upper end of a protective cover, and in the preparation process of the high-purity lithium carbonate, a low-speed motor drives a rotating vertical shaft to rotate through a driving bevel gear and a driven bevel gear; a rotating vertical shaft can drive a stirring cross rod and a stirring vertical rod to rotate at a low speed to stir lithium ore powder in the leaching processing tank, and meanwhile, a fluorine lining adjusting valve is opened, so that acid liquor in a liquid storage tank is dispersed and discharged downwards through a connecting pipe, a liquid guide cavity, a communicating cavity and a plurality of liquid discharging through holes; and moreover, the rotating liquid feeding rod can also enable the discharged acid liquid to be scattered in a wider range, the acid liquid is prevented from intensively flowing to a local area to form deposition, so that the acid liquid can be quickly and uniformly mixed with the lithium ore powder in the leaching processing tank, and the mixing leaching efficiency of the lithium ore powder and the acid liquid is higher.

The invention relates to the technical field of chemical or physical analysis, in particular to an ERT technology-based system and method for intelligently monitoring silt blockage of a filling pipeline, and the system comprises an ERT monitoring module, a fluid mechanics optimization module, a blockage risk early warning module, an intelligent scheduling and adjusting module and a self-cleaning and repairing module. According to the method, the conductivity change of fluid in the pipeline is monitored in real time, fluid distribution is accurately mastered, parameters such as flow velocity, pressure and temperature are optimized, the flowing stability of the pipeline is ensured, blockage and deposition are avoided, flowing parameters are dynamically adjusted, flowing abnormity can be rapidly recognized and corrected, the efficiency of the filling process is improved, and meanwhile the self-cleaning function is combined. Sediments are removed through the micro-vibration technology, the maintenance cost and frequency are reduced, the service life of a pipeline is prolonged, the automation and intelligence level of the filling process is improved through the overall scheme, and mine safety and operation stability are improved.

The invention relates to the technical field of self-flow dredging at the bottom of a ship lock, and particularly discloses a river channel ship lock anti-silting device and a using method thereof.The river channel ship lock anti-silting device is characterized in that a lock chamber is formed between an upstream gate and a downstream gate, communicating vessels are arranged at the bottoms of the upstream gate and the downstream gate, and a plurality of communicating vessel turbulent flow mechanisms are arranged between channels of the communicating vessels and an upstream channel; the communicating vessel turbulent flow mechanism is provided with a pipeline for connecting the channel and the upstream channel; a plurality of lock chamber turbulent flow mechanisms are mounted at the bottom of the lock chamber at the outlet of the channel of the communicating vessel, each lock chamber turbulent flow mechanism is provided with a turbulent flow cylinder and an inclined base, the inclined bases are fixedly mounted at the bottom of the lock chamber, the turbulent flow cylinders are fixedly mounted on the inclined bases, and the turbulent flow cylinders discharge water entering from the channel of the communicating vessel into the lock chamber; the turbulent flow structure of the lock chamber and the turbulent flow structure of the communicating vessel are adopted, sediment deposition at the bottom of the lock chamber and the bottom of the communicating vessel is avoided, the service life of the communicating vessel is prolonged, the maintenance cost of the communicating vessel and the lock chamber is reduced, and the navigation efficiency of a channel ship is improved.

The utility model relates to a filtering device for recycling wire drawing liquid, which comprises a cylinder shell capable of completing multiple filtering of the wire drawing liquid in sections, the cylinder shell comprises a coarse filtering shell positioned at the axial upper section, a connecting guide shell positioned at the axial middle section and a fine filtering shell positioned at the axial lower section, a coarse filtering assembly, an adjustable communicating pipeline and a fine filtering assembly are respectively arranged in the coarse filtering shell, the connecting guide shell and the fine filtering shell which are connected in sequence, and the coarse filtering assembly and the fine filtering assembly are used for purifying the wire drawing liquid in a manner of constructing a two-stage filtering structure; the fine filtering assembly synchronously completes uninterrupted fine filtering and filter residue cleaning in a partitioned filtering manner; the axial upper end surface and the axial lower end surface of the cylinder shell are respectively provided with a flow inlet and a flow outlet which are used for limiting the inflow and the outflow of wire drawing liquid. The wire drawing liquid filtering device can continuously and continuously perform efficient and high-quality multiple filtering on the wire drawing liquid.

The application discloses a dilution pretreatment detector for ion chromatography detection of underground water and a method thereof, and relates to the technical field of water quality detection.The detector comprises a supporting shell, a dilution liquid storage cylinder is arranged in the supporting shell, an underground water storage cylinder is arranged in one side of the supporting shell, and a stirring dilution cylinder is connected to the bottom of the underground water storage cylinder and the dilution liquid storage cylinder.A series of structures are arranged, which can effectively avoid impurities from accumulating in the filter screen and the cylinder, greatly improve the impurity removal rate, provide high-purity samples for subsequent ion chromatography detection, reduce the risk of pipeline blockage and instrument damage, ensure that the sample concentration after dilution fully meets the ion chromatography detection requirements, significantly improve the accuracy and stability of the detection results, greatly improve the continuity and work efficiency of the underground water sample pretreatment, adapt to batch sample detection requirements, facilitate deep maintenance and component replacement, shorten equipment maintenance time, and reduce use and maintenance costs.

The utility model relates to the technical field of waste gas treatment equipment, and discloses a dust and waste gas collecting mechanism which comprises a machine body, a separation bin is arranged in the machine body, an air pump is arranged at the edge of the interior of the separation bin, an inner shell is fixedly connected to the center of the interior of the separation bin, and a cavity is formed in the inner shell; a cavity is formed in the inner shell, a separation net is fixedly connected to the interior of the cavity, electric sliding rails are fixedly connected to the two sides of the interior of the inner shell, driving boxes are arranged at the output ends of the electric sliding rails, the number of the driving boxes is two, a motor is arranged in one of the driving boxes, the output end of the motor is fixedly connected with a roller, and the roller is fixedly connected with the motor. And the outer part of the roller is fixedly connected with a brush. The waste gas treatment device has the following advantages and effects that waste gas and dust in the waste gas can be separated, and meanwhile, the dust can be treated again, so that the dust is prevented from being deposited in the separation bin.

The utility model discloses a stirring device for sludge prepared from nutrient soil, which is characterized in that through a feeding barrel arranged at the top of a horizontal stirring barrel in a communicating manner and a spiral blade in the feeding barrel, the sludge firstly enters the feeding barrel when being guided into the horizontal stirring barrel from a feeding hopper; as the feeding barrel and the horizontal stirring barrel are communicated and the internal lengths of the feeding barrel and the horizontal stirring barrel are consistent, when the instantaneous introduction amount of sludge at the feeding hopper is too large, a spiral blade in the feeding barrel rotates along with the rotation of a rotating shaft II driven by a rotating motor; further, sludge at the feeding hole is driven by the spiral blade to flow along the length direction of the feeding barrel to be guided into the horizontal stirring barrel, and the sludge can be uniformly guided into the horizontal stirring barrel, so that the sludge is prevented from being deposited at the feeding hopper, and the guide-in speed of the sludge is increased; the two rotating shafts I are rotationally arranged in the horizontal stirring barrel, and the stirring rods on the two rotating shafts I are arranged in a staggered manner, so that the sludge and the reaction agent in the horizontal stirring barrel can be more fully stirred.

The utility model relates to the technical field of noodle processing equipment, and discloses a water accumulation device of a noodle cut-off machine, which comprises a box body, the inner wall of the box body is fixedly connected with a water discharge hopper, a water tank is arranged in the box body, the top of the box body is provided with a cavity, a water inlet channel is inserted in the cavity, and the water inlet channel is communicated with the water discharge hopper. The top of the water inlet channel is fixedly connected with a sealing layer, the exterior of the water inlet channel is fixedly connected with an installation block, an air cylinder is fixedly installed outside the box body, the output end of the air cylinder is provided with a push rod, the push rod is fixedly connected to the bottom of the installation block, and the bottom of the water inlet channel is fixedly connected with a tensioning plate. The water tank has the advantages that the water inlet channel and the tank body are tensioned, so that the sealing layer is tightly attached to the water outlet, the water tank is installed in the tank body, water in the tank body flows into the water tank through the water discharging hopper, and the water is collected and stored through the water tank.

The present invention discloses an environmentally friendly treatment device for construction waste, comprising: a crushing box, a conveying fan unit and a separation component, and a crushing roller rotatably installed inside the crushing box, a counterattack plate located on the outer periphery of the crushing roller is fixedly installed on the inner side of the crushing box, and a discharging barrel is provided on one side of the crushing box for crushing and exporting. The port of the discharging barrel is connected with the conveying fan unit and the separation component in sequence, and the conveying fan unit comprises a wind tube motor seat and a centrifugal impeller. The outer periphery of the centrifugal impeller is provided with a plurality of guide blades fixedly connected with the inner side of the wind tube. In the present invention, by setting a new type of crushing and environmentally friendly treatment structure, powder cyclone centrifugation and export are carried out under the treatment of the conveying fan unit and the separation component, and the crushed powder is guided to be concentrated and discharged inside the dust guide ring seat, so as to achieve efficient filtration, completely avoid blockage and siltation caused by a large amount of dust, and improve the treatment efficiency.

This utility model discloses a waterproof coating spraying tool with a rotatable nozzle, comprising: a transfer cart with a handle on one side, a coating tank at the top of the transfer cart, a coating nozzle on one side of the coating tank, and a rotating component for adjusting the angle of the coating nozzle on the outside of the coating tank; the interior of the coating tank is equipped with a liquid level display component for easy observation of the liquid level inside the tank. This utility model, by incorporating a rotating component for adjusting the angle of the coating nozzle, allows for different degrees of rotation of the nozzle angle, facilitating adjustment of the spraying angle and enabling quick adaptation to different spraying surfaces. This avoids the need for repeated adjustments to the equipment position or manual intervention, which can prolong spraying time. Furthermore, the rotating component adopts an open structure, preventing coating accumulation; cleaning can be achieved simply by wiping, simplifying maintenance.

The utility model provides a mud guide device between casing for overwater rock -embedded pile platform, relate to mud field, including adjustment mechanism, the outer wall fixed connection of adjustment mechanism has a group of connecting mechanism, adjustment mechanism includes the floating plate, the top fixed connection of floating plate has first box body, in the utility model, through the bevel gear drive structure in adjustment mechanism, and cooperate the linkage of screw rod and lifting column, can adjust the height of flow guide pipe flexibly, the outlet height of different mud production casing in steel platform bored pile construction is adapted accurately, in order to carry out flow guide subsequently, effectively solve the height mismatch problem between mud production casing outlet and device entrance under the steel platform bored pile construction scene, the concrete block of floating plate bottom helps reduce the overall gravity center of device, in the overwater environment where steel platform is, can significantly reduce the shaking and overturning risk brought by wind wave and current, guarantee the safety of mud flow guide operation when steel platform bored pile construction.

The invention relates to the technical field of sewage purification and treatment, in particular to a garden landscape sewage purification and circulation treatment device which comprises a main body shell, the main body shell is located in the center of garden landscape through a supporting table, a water inlet is formed in the outer side of the main body shell, and a water outlet is formed in the bottom end of the main body shell; the rotary filter cylinder unit comprises a first storage cylinder and a filter cylinder, and the self-cleaning unit comprises a cleaning disc, a cleaning brush and a cleaning scraper; a first connecting pipe communicated with the first storage cylinder is arranged on the outer side of the second storage cylinder, a first pump body is arranged on the outer side of the first connecting pipe, and a water drainage pipe is arranged at the bottom end of the second storage cylinder; the cleaning brush and the cleaning scraper are driven by the cleaning disc to continuously scrape and sweep the inner wall of the filter cartridge, so that automatic online cleaning is realized, frequent manual disassembly and cleaning are not needed, the maintenance cost and the labor intensity are reduced, and continuous water purification circulation is ensured.

The utility model relates to a kind of high-rise residential roof solar energy infrastructure, including foundation support and waterproofing membrane layer, waterproofing membrane layer is set on roof structure board by foaming agent pitch layer or concrete pitch layer, insulating layer is laid on waterproofing membrane layer, rigid concrete surface layer is set on insulating layer, foundation support prefabricated support or direct locking support on rigid concrete surface layer. Waterproofing membrane layer exceeds the periphery of foundation support ≥100mm. Foundation support and rigid concrete surface layer are provided with waterproof concrete surface layer. 10-30mm separation joint is set within 100mm outside foundation support root on waterproof concrete surface layer, and oil paste is embedded in separation joint. Its structure is simple, can give consideration to construction convenient, improve original roof waterproofing and thermal insulation performance and reduce maintenance use cost.

The invention belongs to the field of Internet of Things, and particularly relates to a heat dissipation management method, system and device of a notebook computer and a storage medium, and the method can determine the distribution of overtemperature computers by monitoring the position and temperature of the notebook computer in a target space. An airflow path of heat dissipation airflow required by the overtemperature computer is determined according to the distribution, air supply parameters of the heat dissipation airflow generated by the air supply equipment can be determined according to the airflow path and the position of the air supply equipment, and then the air supply equipment is controlled to supply air according to the air supply parameters, so that the overtemperature computer can be subjected to the effect of the heat dissipation airflow; therefore, heat around the over-temperature computer can be transferred and is prevented from being deposited around the notebook computer, and the heat dissipation effect of the notebook computer is guaranteed.

The invention relates to the technical field of shutters, in particular to a sand-proof ventilating window which comprises a window frame and a plurality of shutters arranged in the window frame in parallel. The shutter comprises a first baffle obliquely arranged relative to the plane where the window frame is located, and the two ends of the first baffle are connected with the window frame. A second baffle is arranged on the first face of the first baffle, a third baffle, a fourth baffle and a fifth baffle are arranged on the second face of the first baffle, the second baffle and the fifth baffle are arranged on the first side of the first baffle, the third baffle is arranged on the second side of the first baffle, and the fourth baffle is arranged between the first side and the second side of the first baffle. The side, away from the first baffle, of the second baffle is provided with a first bent plate with the concave face facing the second side of the first baffle, and the side, away from the first baffle, of the fourth baffle is provided with a second bent plate facing the second side of the first baffle. According to the sand-proof ventilating window, sand can be effectively discharged, sand and dust deposition cannot be caused, and the sand and dust siphonage phenomenon can be avoided.

The application discloses an inductor capable of preventing heat accumulation, and belongs to the technical field of inductor heat accumulation. In order to solve the problem that a traditional inductor is inconvenient to set and collect hot gas rising due to heat through an embedded structure, heat accumulation in the inductor is prevented through the mode of dispersing hot gas. When a certain amount of hot gas is concentrated, the inductor is released from the hot gas, thereby avoiding the problem of long-time heat accumulation in the inductor. The embedded ring is embedded on the upper end of the inductor shell, and large heat radiating fins are fixed on the upper end of the inductor shell. The heat generated by the inductor coil drives gas to rise. The heat radiating assembly absorbs the gas in the inductor shell and the large heat radiating fins through four air inlet pipes and fixing pipes, and finally releases the gas, so that the purpose of avoiding heat accumulation is achieved.

The utility model provides a kind of purification device for fresh air system pipeline, including last stage air pipe, the bottom of last stage air pipe is fixed with docking pipe, the bottom of docking pipe is detachably connected with docking ring by screw, the bottom of docking pipe is fixed with mounting bracket, the bottom end middle part of mounting bracket is fixed with motor, the top output end of motor is fixed with air supply fan blade, air supply fan blade works in the inner wall middle part of docking ring, docking ring and docking pipe are detachably designed by screw, it is convenient for user to check and maintain filter screen between upper pressing plate and lower pressing plate, motor drives air supply fan blade to rotate in docking pipe, cooperate last stage air pipe to send the air that new air system pumps to indoor, effectively avoid that indoor pollutant enters into last stage pipeline due to the backflow of wind speed reduction in new air system last stage pipeline, complete the purification design of last stage pipeline.

The invention relates to the technical field of diversion trenches, in particular to a rainwater confluence anti-scouring diversion trench device for a closure slope, which comprises a diversion cylinder, an annular diversion strip arranged in the diversion cylinder, a diversion plate and a diversion cylinder support plate fixedly arranged on the outer side surface of the diversion cylinder, a filter plate arranged on the diversion cylinder, and a mud blocking box arranged on the filter plate. The mud blocking box comprises a mud blocking base and a mud blocking plate, and a mud blocking net is fixedly arranged on the mud blocking plate. The annular flow guide strips arranged in the flow guide cylinder can guide water flow to form annular rotation, water flow deposition is avoided, the flow guide efficiency is improved, the flow guide holes are matched with the filter holes in the filter plate to be connected with the flow guide cylinder, impurities in rainwater can be intercepted, the mud blocking box on the filter plate can further intercept fine silt, blockage is reduced, and all parts of the whole device work cooperatively; from multi-stage filtration to stable diversion, rainwater is effectively prevented from scouring the closure slope, the slope environment is protected, the structure is reasonable, installation and maintenance are convenient, long-term stable operation can be achieved, and the operation cost is reduced.

The utility model provides a sewer dredging device for environmental sanitation cleaning, which relates to the field of sewer dredging for environmental sanitation cleaning and comprises a collecting box, a conveying mechanism is arranged at the bottom of the collecting box, a smashing mechanism is arranged in an inner cavity of the collecting box, the conveying mechanism comprises a conveying pipe, and an inner cavity of the conveying pipe is movably connected with an auger; according to the device, sundries can be collected through the collecting box, sewage in the sundries can be drained through the draining plate, the transmission wheel is driven by the motor to rotate, the transmission wheel drives the auger to rotate to convey the sundries, the sundries can be cut off in cooperation with the conveying pipe and the annular blade, and the sundries are prevented from being blocked in the conveying pipe; and meanwhile, the transmission wheel can drive the connecting rod to rotate, the connecting rod can drive the smashing piece to smash the sundries conveyed into the collecting box, the sundries are effectively prevented from being deposited, the sewer sundries can be conveniently taken out, and the sewer dredging efficiency is improved.

The invention relates to the technical field of industrial wastewater regeneration treatment, and discloses a phosphoric acid wastewater deep purification device based on an adsorption regeneration structure, the phosphoric acid wastewater deep purification device comprises a placing part, the placing part comprises a tank body, the bottom of the tank body is fixedly provided with a supporting seat, and the bottom of the tank body is fixedly communicated with a communicating pipe; and the other end of the communicating pipe is fixedly communicated with an RO membrane tank. The phosphoric acid wastewater deep purification device based on the adsorption regeneration structure can effectively solve the problems that in the prior art, an adsorbent supporting layer of a traditional wastewater purification device is of a fixed plane structure, the straight surface cannot play an effective role in guiding, retarding or dispersing falling wastewater, and consequently the wastewater cannot be effectively purified under the action of gravitational potential energy. The problem that soluble phosphate is difficult to fully intercept due to the fact that a path with the minimum natural selection resistance vertically falls, the phenomena of vertical direct discharge and short flow easily occur, the wastewater purification path is short, the contact time of wastewater and an adsorbent is short and the utilization rate of the adsorbent is low in the prior art is solved.

The present invention belongs to the technical field of mechanical processing, and discloses a processing device and a processing method for a pipeline sealing SAE flange, comprising a base frame, a support frame fixedly installed below the base frame, a clamping device fixedly installed above the base frame, a moving device symmetrically installed above the base frame, a gantry frame threadedly adapted to be installed above the moving device, a grinding device fixedly installed below the gantry frame, a dust reduction device adapted to be installed on one side of the grinding device, and an adsorption device fixedly installed on one side of the gantry frame; the present invention solves the problem that the flatness and roughness of the flange surface are difficult to ensure due to the traditional SAE flange grinding process in the prior art, and a large amount of dust is generated during the grinding process, the traditional devices lack effective dust reduction measures, and these devices are usually unable to realize multi-sided automatic grinding of the flange, and require frequent manual turning over and adjustment of the processing position, and is suitable for mechanical processing.

The utility model discloses an SCR mixer and an engine aftertreatment device, and relates to the technical field of engine tail gas treatment. The urea and tail gas mixing device is used for mixing urea and tail gas to generate mixed gas and comprises a connecting shell and a barrel assembly connected into the connecting shell. The cylinder assembly comprises an air inlet cylinder and an air outlet cylinder which are distributed in the axial direction. The gas inlet cylinder is provided with a gas inlet for tail gas to enter, and the gas outlet cylinder is provided with a gas exhaust area for exhausting mixed gas; mixed gas only needs to enter the gas outlet cylinder through the axially-distributed gas inlet cylinder and is discharged through the gas outlet cylinder, and the mixed gas does not need to be discharged through an outer pipe, so that the back pressure of the gas is reduced, and the oil consumption is reduced; and moreover, a sleeved outer pipe is not arranged on the outer side of the cylinder body assembly, so that the manufacturing difficulty of centering is avoided, the structure is simplified, and the cost is reduced.

The utility model discloses a kind of coal mine water prevention and treatment water-filled channel building structure, including upside installation base, downside installation base, upside installation connecting piece, downside installation connecting piece and support rod;Second chute is opened on the downside installation base, first sliding block is slidably connected in the second chute, the first sliding block is fixedly connected with first ball joint by fixed rod;A kind of coal mine water prevention and treatment water-filled channel building structure, by the modularization design of above upside installation base and downside installation base as base frame unit module, single frame unit can be assembled in advance and then enter underground field splicing, without using integral pouring or welding and other complex process, greatly simplify underground construction process, reduce the complex operation in the limited space of underground, to effectively reduce construction operation difficulty and operation intensity.

The invention discloses an industrial waste sulfuric acid purification device and a purification method thereof, comprising a purification tank, a sulfuric acid inlet, a sulfuric acid outlet, and also comprising: an activated carbon containing component, the activated carbon containing component comprising a swing shaft and a flip containing plate, the flip containing plate is hollow and filled with activated carbon and a gear, and a moving part is meshed on the outer side of the gear; an external docking component, a connecting part is arranged on the side of the flip containing plate, and the external docking component comprises a docking part arranged on the outer side of the purification tank; an anti-vibration component, comprising a carrier plate arranged at the bottom of a guide rail, and a vibration table that can move up and down is arranged on the upper end of the carrier plate. The invention can not only use waste acid to purify and recycle lithium iron phosphate battery powder, but also use activated carbon to reduce alkali consumption during neutralization, and the activated carbon can be easily recycled and regenerated after use.

The utility model relates to the technical field of hydraulic engineering, and discloses a water-saving drip irrigation water storage device for hydraulic engineering, which comprises a main body mechanism and an auxiliary mechanism, the auxiliary mechanism is positioned below the main body mechanism, and the main body mechanism comprises a device main body, an inclined top plate, filter holes, a movable cabinet door and a cabinet door handle. The inclined top plate is fixedly installed at the upper end of the device body, the filtering holes are fixedly formed in the inner end of the inclined top plate, and the movable cabinet door is movably installed at the right end of the device body. According to the water-saving drip irrigation water storage device for the water conservancy project, rainwater is collected through the filtering holes, the top structure of the device is the inclined top plate, large sundries and leaves can roll down through the inclined top plate, the situation that the sundries and the leaves are deposited on the top of the device, and device deposition is caused is avoided, the movable cabinet door is opened through the cabinet door handle, and the device is convenient to use. At the moment, the first filter plate, the second filter plate and the third filter plate can be detached, and maintenance and cleaning are more convenient.

The utility model relates to the technical field of network storage, and discloses a multifunctional network storage device which comprises a main body mechanism and an auxiliary mechanism, the auxiliary mechanism is located in the main body mechanism, and the main body mechanism comprises a device main body, a control panel, a control button, a PLC controller and a temperature sensor. The control panel is fixedly installed at the left end of the device body, the control button is movably installed at the left end of the control panel, the PLC is fixedly installed at the left end of the inner side of the device body, and the temperature sensor is fixedly installed at the upper end of the PLC. According to the multifunctional network storage equipment, the PLC can be programmed, so that the PLC can control some equipment under a certain specific condition, and when the humidity sensor detects that the humidity in the equipment is too high, the PLC can start the anti-condensation device in the equipment to locally produce condensation, so that the humidity in the equipment is reduced; and parts in the device are prevented from being corroded.

The utility model discloses a civil air defense door with a ventilation structure, which relates to the technical field of civil air defense doors and comprises a door body movably connected on a frame, a ventilation slot arranged at the lower end of the door body, a cooling mechanism fixedly connected at the upper end of the door body, and a closing mechanism slidably connected at the position of the ventilation slot. A filtering mechanism fixedly connected with the door body is arranged in the ventilation groove in the direction facing the inner side of the door body. Cooling of the door body is achieved through the cooling mechanism, air circulation of an inner cavity of the door body and heat dissipation of the inner cavity of the door body are accelerated through a fan, heat deposition is avoided, and when special situations occur, baffles are driven to move in the opposite directions through a closing mechanism, ventilation grooves are shielded, and safety risks are reduced; air flowing in and out through the ventilation groove is purified and filtered, and the air quality is ensured.

The utility model relates to the technical field of automobiles, in particular to an anti-siltation water ballast tank which comprises a tank body, one end of the tank body is fixedly connected with a water passing pipe, moving plates are arranged on the two sides of the inner wall of the tank body, transverse adjusting mechanisms are arranged between the moving plates and the tank body, and frames are arranged on the outer walls of the moving plates. A height adjusting mechanism is arranged between the frame and the moving plate, the inner wall of the cabin body can be vibrated through the vibration mechanism arranged between the two sides of the rotating plate, stubborn impurities are promoted to fall off and be broken, the inner wall of the cabin body can be scraped through the scraping mechanism, the impurities are thoroughly scraped, deposition is avoided, and the service life of the cabin body is prolonged. The height of the rotating plate can be adjusted by arranging the height adjusting mechanism, so that different vertical positions in the cabin body can be cleaned, different transverse positions of the inner wall of the cabin body can be cleaned by arranging the transverse adjusting mechanism between the moving plate and the cabin body, and the siltation prevention function of the cabin body is embodied.

The present invention relates to the technical field of ditch ecological restoration, and discloses a ditch ecological restoration method and an ecological restoration system with a trash rack, the method comprising: determining the spacing distance between the primary trash rack and the secondary trash rack according to the size information and water body information of the ditch, and setting the trash rack upstream of the ditch. Clearing the sludge in the ditch, mixing the sludge with cultivation soil to form breeding bags, and setting ecological grass seeds in the breeding bags. Determining the number of breeding bags according to the size of the ditch and the breeding bags, and arranging them in the ditch. By obtaining the growth information of the grass seeds in the breeding bags, combined with the size and water body information of the ditch, determining the water flow blocking degree of the primary trash rack, and determining the water flow blocking degree of the secondary trash rack accordingly. The present invention controls the trash rack by cleaning the sludge to breed grass seeds, thereby effectively repairing the ecological environment of the ditch.

This invention belongs to the technical field of drainage ditch lining drainage systems, and relates to a unidirectional flow-guiding anti-siltation device and construction method. It includes a double-cylinder check valve for connecting the inner cavity of the drainage ditch to the water conveyance channel. The double-cylinder check valves are detachably arrayed and installed on the slope of the drainage ditch. The double-cylinder check valves are filled with geotextile, and the outlet of the double-cylinder check valve is covered with a wire mesh cap. This invention uses a double-cylinder check valve structure, which enhances unidirectional flow performance through a double chamber filled with geotextile. It allows water flow while intercepting fine sand and mud, preventing siltation at the valve outlet. It also clears the lining gaps, ensuring timely and effective release of seepage pressure in the lining structure under high groundwater levels, preventing lining bulging and cracking. The wire mesh cap at the outlet further physically blocks large particles of impurities, significantly reducing the risk of internal blockage.