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55results about How to "Good drainage" patented technology

A rut-free semi-flexible asphalt pavement structure

This utility model relates to the field of road engineering, specifically to a rutting-free semi-flexible asphalt pavement structure, comprising, from bottom to top: a cement-stabilized crushed stone base course; a bonding layer composed of a 0.5-0.8 kg / m² modified emulsified asphalt prime coat and a 2.0-2.5 kg / m² rubber asphalt tack coat; a semi-flexible asphalt lower layer using open-graded asphalt mixture; a stress-absorbing layer using highly elastic modified asphalt sand; a semi-flexible asphalt upper layer using discontinuously graded asphalt mixture; and a functional layer using a water-based epoxy resin seal coat. This utility model, through its double-layer semi-flexible structure and gradient porosity design, enhances the overall strength and deformation resistance of the pavement, significantly improving rutting resistance; the composite bonding layer design effectively improves the adhesion between the base course and the surface course, preventing interlayer slippage and ensuring strong interlayer bonding; a three-dimensional drainage network and edge drainage system quickly remove surface water, reducing water damage and optimizing drainage performance; and the application of the stress-absorbing layer and polyester fibers effectively disperses stress concentration caused by vehicle loads, resulting in uniform stress distribution.
Owner:CHINA RAILWAY FOURTH INST GRP NEW RAIL TRANSIT DESIGN & RES CO LTD +1

Highway bridge facilitating water drainage

ActiveCN224620419UDrainage Structure ImprovementEffective drainage structure
This utility model discloses a highway bridge with convenient drainage, comprising a beam body and concrete and asphalt layers arranged sequentially from bottom to top on the beam body. Drainage ditches are provided on both sides of the beam body, with a filter layer at the top of the drainage ditches. A water collection trough of a certain height is reserved above the filter layer. Multiple drainage holes are spaced along the length of the bridge on the filter layer, with filter plugs inside the drainage holes. A drain pipe is provided at the bottom of the drainage holes, with the outlet of the drain pipe extending to the pier foot and connecting to a collection pool. This utility model has a simple structure, high ease of construction, short construction period, and low construction cost. It ensures good drainage effect and is very easy to clean, greatly reducing cleaning costs. The addition of a rainwater collection pool at the pier foot of the highway bridge enables rainwater recycling, which is environmentally friendly and prevents foundation corrosion at the pier foot, thus improving the service life of the bridge.
Owner:GUIZHOU TONGYUAN HIGHWAY SURVEY & DESIGN CONSULTING CO LTD

Tire

The present disclosure relates to a tire in which: a meandering groove extending in a tire circumferential direction is formed on a tread surface; a groove width of the meandering groove in a tire width direction varies along the tire circumferential direction at a predetermined repeating cycle; a ratio Wmin / Wmax of a maximum width and a minimum width of the groove width is 0.35 to 0.85; a first groove wall and a second groove wall, which are two groove walls of the meandering groove, each extend in a sinusoidal meandering manner in a tread surface view with the predetermined repeating cycle as a cycle length; and a first sinusoidal curve formed by the first groove wall and a second sinusoidal curve formed by the second groove wall are arranged with a phase difference of 1 / 8 to 3 / 8 of a cycle in the tire circumferential direction in the tread surface view.
Owner:BRIDGESTONE CORP

A new type of automobile charging seat drainage nozzle connecting device

ActiveCN224730300UOptimize assembly processeasy to operate
The utility model discloses a novel automobile charging seat drainage nozzle connecting device, including quick joint and drainage nozzle joint, the drainage nozzle joint is inclinedly connected in the bottom of quick joint, when quick joint horizontal direction is established, the projection angle of the central axis of drainage nozzle joint and quick joint central axis on vertical plane is -30 degrees, the projection angle of the central axis of drainage nozzle joint and quick joint central axis on horizontal plane is 15 degrees or -15 degrees, the top of quick joint is formed with the clamping slot, the inside of clamping slot is formed with the drainage groove, the inner chamber of drainage groove is linked together with drainage nozzle joint inner chamber, the inner wall of clamping slot is equipped with the buckle structure symmetrically, the rubber pad with drainage hole is located in the clamping slot, the rubber pad is laid on the brim of drainage groove 4, and the drainage hole is linked together with the drainage groove. The utility model discloses simple structure, and it is easy to operate, improves the stability of connection and production efficiency, ensures that the drainage is smooth and efficient, and reduces the water accumulation residual.
Owner:CHANGCHUN BGR AUTOMOBILE PARTS CO LTD

A gutter for mounting to the edge of a roof deck, canopy deck material

ActiveCN224395922USimple structureSimple construction methodRoof drainageEavesArchitectural engineering
The present application relates to the technical field of roof and canopy drainage construction, and the roof drainage form is divided into free falling water and organized drainage method, wherein: the cast-in-situ concrete eaves gutter form is made together with the roof beam structure during the roof construction; the customized stainless steel U-shaped groove or the purchased finished product aluminum alloy and plastic eaves gutter must be installed and fixed on the canopy or sun room support structure. When the roof panel and canopy panel are more projected from the roof support structure, or the edge of the drip line is not provided with the cross beam, then the eaves gutter cannot be installed. The present application "a kind of eaves gutter installed on the edge of roof panel and canopy panel material" only needs to be installed on the edge of the roof and canopy panel drip line, and does not need to be connected and fixed with the structural components of the roof panel and canopy, and has the advantages of simple structure, wide application range, economy and practicality, and flexible installation.
Owner:丁海波

A type of anti-clogging manhole cover for flood control and emergency use in municipal engineering

This invention relates to the field of flood control manhole cover technology, and proposes an anti-clogging manhole cover for flood control emergency use in municipal engineering. The cover includes: a cover body with several vertically extending drainage windows; several flaps that open and close within the drainage windows, each flap having an upward-lifting portion. When the flap is open, the upward-lifting portion rotates to the top of the cover body and is tilted. Moving objects on the road press down on the flaps, causing them to close; a filter cover located below the upward-lifting portion, with an anti-clogging channel inside. When the flap is open, the upper part of the filter cover passes through the drainage windows and rotates to the top of the cover body, while the lower part of the filter cover is located inside the drainage windows or below the cover body; and an actuating element that drives the flaps to rotate and open. This technical solution solves the problem in the prior art where manhole covers in motor vehicle lanes cannot effectively participate in drainage during flood control emergencies, thus affecting traffic flow.
Owner:XIANXIAN DONGSHENG ZHU IND CO LTD

Multistage gradient drainage and three-dimensional seepage-proofing descending plate area composite waterproof structure

The utility model discloses a multi-stage gradient drainage and three-dimensional anti-seepage descending plate area composite waterproof structure, which relates to the technical field of descending plate areas, and comprises a descending plate area main body, an inclined panel is arranged in the descending plate area main body, the bottom surface of the inclined panel is fixedly connected with the inner wall of the descending plate area main body, the two ends of the inclined panel are respectively provided with a downward inclined surface, and the inclined surface is fixedly connected with the inner wall of the descending plate area main body. Drainage grooves are formed in the left end and the right end of each inclined panel, the two drainage grooves correspond to the inclined planes on the two inclined panels, when accumulated water exists on the inclined panels, the accumulated water can flow into the drainage grooves in the two ends along the inclined planes on the inclined panels, when the accumulated water flows into the two drainage grooves, drainage plates in the two drainage grooves can guide the accumulated water to flow into a water outlet, and a water pump is started; the water pump can absorb and drain accumulated water in the plate descending area main body, so that the plate descending area main body has a drainage function, and the problems that the accumulated water enables the ground to be in a humid state for a long time, damage of ground materials is accelerated, and attractiveness and use functions are affected are solved.
Owner:SHENZHEN SHANGYU CONSTR GRP CO LTD

A high efficiency air to energy heat pump

The utility model discloses a kind of high-efficiency air energy heat pumps, it is related to air energy heat pump field.The utility model includes unit main body, the top side of unit main body is provided with top cover by hinge rotation, the side of top cover is provided with buckle block, the both sides of unit main body are provided with lock, the utility model is through buckle block, handle, operating personnel need to unlock buckle and buckle block, this step is the prerequisite of opening top cover, after unlocking, lifting force is exerted to top cover by handle, the rotatability of hinge is used, top cover is easily lifted up, simultaneously, limiting frame plays supporting role in the process of top cover opening, ensure that top cover is kept in open state stably, provide sufficient overhaul space for operating personnel, then, operating personnel can directly clean the surface of evaporator inside unit main body through the opening position after top cover opening, replace the cumbersome step that multiple bolts need to be disassembled in traditional overhaul, significantly improve the convenience of overhaul.
Owner:GUANGDONG LUMING ENVIRONMENTAL PROTECTION TECH CO LTD

Cuttage seedling raising method and application of oriental cherry rhododendron

PendingCN121942453AMonitor temperature and humidityMonitor humidityFlowers cultivationClimate change adaptationAsexual reproductionInsect pest
The invention relates to the technical field of plant breeding, and discloses an oriental cherry rhododendron cutting seedling raising method and application thereof.The method comprises the steps of S1, facility and substrate preparation, specifically, seedling raising is conducted in a greenhouse, and Kanuma soil is selected as a cutting substrate; s2, cutting preparation: from mid-to-late May to early-to-mid September, selecting annual branches with semi-lignified upper parts and no plant diseases and insect pests of a rhododendron simsii plant as cuttings, cutting the cuttings into cuttings with the length of 10-15cm, reserving leaves on the cuttings, performing cutting seedling raising of the rhododendron simsii in a greenhouse, preparing an advanced monitoring system and a control system, and performing cutting seedling raising of the rhododendron simsii in the greenhouse. Air temperature and humidity, soil temperature and humidity and illumination intensity can be accurately monitored in real time, the cuttage method provides an effective way for vegetative propagation, excellent characters of stock plants can be reserved, meanwhile, direct digging of wild oriental cherry rhododendron in the cold highland area can be reduced through manual cuttage propagation, local fragile ecological balance can be maintained, and the survival rate of the wild oriental cherry rhododendron in the cold highland area is increased. And a virtuous circle of protection and utilization is realized.
Owner:TIBET AUTONOMOUS REGION INST OF PLATEAU BIOLOGY

A push-fit foot adjustment massaging device

ActiveCN224505839Ueasy dischargeAllows for easy drainagePhysical medicine and rehabilitationMassage
The utility model belongs to massage device technical field especially for a kind of foot adjustment massage device of push fit, including bath tank and baffle, the inboard of bath tank is fixed with baffle, the outside of bath tank is equipped with driving motor, and the output of driving motor is provided with synchronous assembly, and synchronous assembly includes three synchronous wheels and a synchronous belt.The foot adjustment massage device of push fit, hot water is poured into the inside of bath tank, driving motor is started, and foot presser plate is extruded and massaged to foot, and leg presser plate can be back and forth to push and extruded and massaged to calf part, so that people use foot adjustment massage device to massage, can be massaged to foot and calf part while foot soaking, rotate hand wheel two, and make butt joint block separate from slot, sewage in bath tank can be quickly discharged through slot at this time, so that foot adjustment massage device is convenient to easily drain after foot soaking massage.
Owner:THE PEOPLES HOSPITAL SHAANXI PROV

Connecting assembly for installing aluminum plate curtain wall

The utility model relates to the technical field of curtain wall installation, in particular to a connecting assembly for installing an aluminum plate curtain wall, which comprises a longitudinal connecting structure, and the longitudinal connecting structure comprises a first chemical anchor bolt, a first hanging seat and a first hanging piece; one end of the first chemical anchor bolt is connected with a wall body, and the other end is connected with a first supporting plate; one end of the hanging seat is provided with a connecting groove with a downward opening and matched with the first supporting plate, the hanging seat is connected with the first supporting plate through the connecting groove, and the other end of the hanging seat is connected with the second aluminum plate located below; the hanging seat is further provided with a groove which is provided with an upward opening and matched with the first hanging piece, the hanging seat is connected with the first hanging piece through the groove, and the other end of the first hanging piece is connected with the first aluminum plate located on the upper portion. By means of the connecting assembly, the problem that the installation process is complex can be effectively solved, and cost is low.
Owner:CHENGDU DUJIANGYAN JIAYE ALUMINUM PLASTIC CO LTD

Adjustable steel slag hot braising blanking device

ActiveCN224589846UAdjust the opening sizeFlexible adjustment of opening size
The utility model belongs to blanking device technical field especially is a kind of adjustable steel slag hot-pot blanking device, including base, hot-pot and adjusting plate, the base is fixedly installed with hot-pot, the hot-pot bottom is fixed with discharge hopper, the discharge hopper lower side sliding installation has adjusting plate, the adjusting plate upper end is fixed with guide table, the guide table outside is connected with hydraulic telescopic link;The inside both sides of hot-pot are slidably installed with pusher plate, the pusher plate upper fixed with conveying block, the screw rod is arranged in the conveying block, and the screw rod one end is fixed with transmission motor;Through hydraulic telescopic link drive adjusting plate horizontal movement, the opening size of discharge hopper can be flexibly adjusted, and the steel slag of different granularity and humidity is adapted, realizes the stability and uniformity of discharging process, and the design of guide table plays a good flow guiding effect on the falling steel slag, further prevents accumulation near the outlet.
Owner:BEIJING HUIPU ENVIRONMENTAL PROTECTION TECH GRP CO LTD

A method for compaction and excavation of coastal silty soil ditch slopes

ActiveCN118029338BNot easy to damageNot easy to collapse
This invention discloses a method for compacting and excavating the slope of a coastal silty sandy ditch, comprising: S1 determining the center control line of the ditch, and laying out two inner embankment toe lines and two outer embankment toe lines; S2 clearing the topsoil between the inner and outer embankment toe lines, and compacting it back and forth along the two inner embankment toe lines respectively; S3 performing layered excavation between the two inner embankment toe lines, wherein the distance between the excavation edge of the next layer and the excavation edge of the previous layer is [missing information]. m · h 挖 S4 involves leveling and compacting the soil piled between the inner and outer embankment toes; S5 involves slope trimming of the ditch slope; and S6 involves covering the inner slope and field-facing slope with an ecological blanket. This method uses partial compaction, layered excavation, and slope trimming to reinforce the ditch slope, which helps improve the density of the slope soil, enhances the stability and erosion resistance of the slope, and, after the ditch is built, lays the ecological blanket to help slow down the water flow in the ditch, prevent soil erosion, and make the ditch less prone to damage and collapse during agricultural production.
Owner:HOHAI UNIV +1

River slope landscape greening structure

The utility model discloses a riverway slope landscape greening structure which comprises a riverway and a slope, a first reservoir and a second reservoir are arranged on the front side and the rear side of the slope respectively and provided with water pumps, a water supply pipe is arranged at the top of the second reservoir, and a water supply nozzle is arranged at the tail end of the water supply pipe. A plant layer, an overburden layer, a porous ecological concrete layer, a reverse filter layer and a permeable pebble layer are sequentially arranged on the side slope from top to bottom, flood discharge drainage pipes are arranged on the side slope and extend downwards to a river channel, the plant layer is turf, and reinforcing nails are arranged on the turf. The turf is arranged on the soil surface of the side slope, the reinforcing nails cover the soil surface of the side slope and are arranged at intervals, turf displacement and soil loss can be prevented, and water in a river channel can be pumped through the first water storage pool and the second water storage pool to be used for watering the turf and landscape trees; the flood discharge water pipe of a cross-shaped structure is arranged on the surface of the side slope, rainwater and flood can be rapidly discharged from the side slope to a river channel, and survival of plants is guaranteed.
Owner:FUJIAN YAOJING GARDEN CO LTD

Anti-clogging car drainage channel structure

ActiveCN224617803UEnsure mobile stabilityGood drainage
This application relates to the field of automotive parts technology, specifically to an anti-clogging automotive water flow channel structure, including a windshield deflector. A mounting plate is fixedly connected to the lower front side of the windshield deflector, and mounting holes are formed on the surface of the mounting plate. A flow-guiding arc plate is fixedly connected to the upper rear side of the windshield deflector, and a limiting groove is formed on the surface of the flow-guiding arc plate. A sliding rod is slidably connected to the inner wall of the limiting groove, and a moving block is fixedly connected to the upper end of the sliding rod. The moving block is slidably connected to the flow-guiding arc plate. This invention, through the function of the flow-guiding holes and the mounting groove, can guide water flow through the windshield of an automobile. Under the action of an electromagnet, connecting iron plate, and ejector pin, small stones and other particulate impurities clogging the walls of the flow-guiding holes can be ejected and cleaned, preventing clogging problems.
Owner:青岛永强汽车配件有限公司

Filterable drainage mechanism

The utility model discloses a filterable drainage mechanism, relates to the technical field of water conservancy drainage, and aims to solve the problem that a drainage device loses a drainage effect due to blockage of the drainage device caused by accumulation of impurities at an interception net. According to the technical scheme, the device is characterized by comprising a drainage mechanism with an intercepting net, the aperture of the intercepting net is larger than the size of silt, a sedimentation tank used for accumulating the silt is arranged in the drainage mechanism, and a cleaning assembly used for cleaning the silt is arranged on the sedimentation tank. The drainage mechanism guides water flow to the intercepting net, silt in the water flow can enter the sedimentation tank through the intercepting net to be collected, the intercepting net is used for intercepting large impurities in water, the impurities and the silt are intercepted, the silt in the sedimentation tank can be cleaned through the cleaning assembly, and the cleaning efficiency is improved. The drainage mechanism can be recycled while impurities are filtered, so that the drainage mechanism can have a good drainage effect for a long time.
Owner:LISHUI GUANGSHENG CONSTR ENG CO LTD

Multi-channel door and window drainage structure

The utility model provides a multi-channel door and window drainage structure which is used for solving the technical problems that an existing door and window drainage effect is poor, and rainwater easily enters a room and a door and window sliding groove. Comprising a lower frame body, a blocking frame is installed on the lower frame body in a buckled mode, a hidden sliding groove and a first clamping groove are formed by the two sides of the blocking frame and the two sides of the lower frame body respectively, and a grating plate is arranged on the blocking frame; a plurality of first flow channels are formed in the grating plate and the blocking frame at intervals, the first flow channels are used for communicating the upper end face of the grating plate with the upper end face of the lower frame body, a plurality of second flow channels are formed in the upper end face of the lower frame body at intervals, and the second flow channels are used for communicating the hidden sliding grooves, the first flow channels, the first clamping grooves and the outer side of the lower frame body. By arranging the first flow channels and the second flow channels, rainwater can be smoothly drained to the outer side of the window, the drainage performance is good, rainwater is effectively prevented from being accumulated in the window frame, and the waterproof sealing performance of the window is improved.
Owner:CHONGQING DEMAN ALUMINUM ALLOY CO LTD

Flotation separation device for plastic particle processing

The flotation separation device for plastic particle processing comprises a circulation box and a flotation box, the flotation box is fixedly installed on the outer surface of the upper end of the circulation box, two sets of inclined face bottom plates which are symmetrically arranged are arranged on the inner side of the flotation box, and a groove is formed in the position, between the two sets of inclined face bottom plates, of the inner side of the flotation box; a material fishing piece is movably installed on the upper portion of the flotation box, a first pump machine is fixedly installed on the outer surface of one end of the circulation box, a second pump machine is fixedly installed on one side of the first pump machine, strip-shaped water rows are arranged on the upper portion of the first pump machine and the upper portion of the second pump machine, and the strip-shaped water rows are fixedly installed on the upper portion of one end of the flotation box. According to the floating separation device, material taking operation of sinking and floating plastic particles can be completed through a lifting salvage and drifting separation method, meanwhile, the drifting separation method drives the floating plastic particles to move through flowing of a water body, the manual operation step of traditional salvage is omitted, and the working efficiency of the floating separation device is improved.
Owner:JIESHOU JINFENG PLASTIC

High-purity graphite filter-pressing separation device with spiral guide plate

The utility model provides a high-purity graphite filter-press separation device with a spiral guide plate, which belongs to the technical field of graphite processing, and comprises a filter-press cavity, a spiral extrusion component is arranged in the filter-press cavity, the filter-press cavity comprises a feed end and an output end, and the feed end and the output end are communicated with each other. One end of the output end is movably connected with a filter box through a guide rod, a filter tank is arranged in the filter box, an inclined liquid guide channel is arranged at the bottom of the filter tank, a liquid collecting tank is arranged at the bottom of the filter pressing cavity, the filter tank is detachably connected with the filter box, and a liquid discharge pump is arranged in the liquid collecting tank; the spiral extrusion assembly comprises a spiral guide plate and a motor, the output end of the spiral guide plate is fixedly connected with a center shaft, the motor is arranged outside the center shaft, and the other end of the center shaft is movably connected with the fin connecting seat; according to the utility model, the problem of high water content of a filter cake caused by short flow guide path and incomplete solid-liquid separation can be solved.
Owner:SHANDONG FUJIN GRAPHITE CO LTD

An ultrasonic circulating extraction device for moss bacteriostatic agent

The utility model relates to extraction device technical field discloses a kind of ultrasonic wave circulation extraction devices for moss bacteriostatic agent, including the fixed connection of sediment cavity and stirring cavity from bottom to top, and the outer wall of sediment cavity and stirring cavity is connected with support, valve port is provided at the junction of sediment cavity and stirring cavity, the bottom end of sediment cavity is threadedly connected with sealing plug, the outside junction of sediment cavity and stirring cavity is provided with circulation mechanism, ultrasonic oscillator is provided at the valve port place of stirring cavity inner wall bottom end, stirring mechanism is provided in stirring cavity. The circulation mechanism in the utility model is provided with filter cleaning piece at the water inlet in sediment cavity;When circulation pump works, fluid drives rotary blade to rotate, drive arc plate to carry out sustained scraping and cleaning to the outer wall of filter head, prevent moss residue from adhering and accumulating, avoid the blockage of pipeline and pump body, to ensure the continuity and stability of circulation extraction operation, reduce equipment damage risk.
Owner:HUANGSHAN UNIV

Finished drainage ditch convenient to install

The utility model relates to the technical field of drainage ditches, in particular to a finished drainage ditch convenient to install, which comprises a first connecting block and a second connecting block which are alternately arranged and connected, and the upper end of the first connecting block and the upper end of the second connecting block are respectively provided with a first drainage groove and a second drainage groove which are concave inwards and run through front and back. Abutting grooves which are sunken inwards and penetrate front and back are formed in the inner walls of front and back openings of the first drainage grooves, and sliding connecting grooves of U-shaped structures are formed in the side walls and the bottom walls of the abutting grooves; the first connecting block and the second connecting block are connected into a whole in the mode that the connecting protruding block slides into the sliding connecting groove, then the sealing strip located between the abutting groove and the sealing groove is used for blocking the gap between the first connecting block and the second connecting block, and it is guaranteed that water in the first connecting block and the second connecting block cannot leak; therefore, the drainage ditch has good waterproof and drainage effects while the installation and maintenance effects of the drainage ditch are improved.
Owner:DONGYING BOLAI ENGINEERING SERVICES CO LTD

A novel pergola structure

This utility model discloses a novel pergola structure, including a foundation. Multiple support blocks are equidistantly fixed at the top of the foundation. A pergola base plate is fixedly installed at the top of each support block. Support seats are fixed at the four corners of the top of the pergola base plate. Support columns are fixedly installed at the top of each of the four support seats. Two support beams are fixedly installed between adjacent support columns. This pergola structure, through the combination of a solid wood eaves and a drip edge at the top of the pergola, provides excellent drainage, preventing water seepage and extending the pergola's service life.
Owner:HANGZHOU ZHENXUAN TRAFFIC ENGINEERING CO LTD

Artificial stone laundry pool with convenient drainage

ActiveCN224412123UReasonable structureNot easy to coverWater storageWater storage tank
The utility model discloses a kind of artificial stone laundry tubs of convenient drainage, it is related to laundry tub technical field, including laundry tub, the laundry tub includes scrubbing part and cleaning part, the cleaning part includes the water storage tank integrally formed with the laundry tub, the inner groove bottom of the water storage tank is close to the corner of the water storage tank and is provided with drain hole in corner place, the remaining three corners in the water storage tank gradually drop height to the drain and form a gentle slope, and the drain hole is located in the lowest place. The inner groove bottom of the water storage tank forms the inclined gentle slope, and the drain hole is arranged in the corner place at the lowest place, when the clothes are placed in the water storage tank, since the drain hole is arranged in the corner place, it is not easy to be blocked by clothes, and the setting of gentle slope can drain liquid into the drain hole, which is beneficial to drainage operation.
Owner:ANHUI KEYIDA NEW MATERIAL TECHNOLOGY CO LTD

Highway subgrade gravel pile

The utility model discloses a highway subgrade gravel pile which comprises a foundation, a gravel pile body, a grouting mechanism and a drainage mechanism. After a plurality of mounting holes are formed in the foundation, gravel is filled into the mounting holes to form a gravel pile main body; the grouting mechanism comprises a grouting pipe and grouting holes, and after the grouting pipe is located in the center of the mounting hole, the grouting holes are evenly formed in the wall body and used for injecting cement paste reinforcing materials in the later period; and the drainage mechanisms are arranged between the adjacent groups of gravel pile main bodies and are used for accelerating drainage of water in the foundation. Compared with the prior art, the gravel pile has the advantages that high-quality gravel is adopted as a filling material, good drainage performance and high strength are ensured, and the reinforced nets are arranged at the top and the bottom of the gravel pile body, so that the tensile strength and the stability of the whole structure are improved; the vertical drainage plates are arranged between the adjacent gravel pile bodies, drainage of water in a foundation is accelerated, pore water pressure is reduced, and the consolidation process is accelerated.
Owner:AIJIAN XINDA ENG CONSULTING CO LTD

Atomizer and electronic atomization device

The utility model relates to the technical field of atomization devices, in particular to an atomizer and an electronic atomization device. The atomizer comprises a liquid storage cavity; the liquid passage is in liquid communication with the liquid storage cavity, so that the liquid aerosol matrix in the liquid storage cavity is discharged under the action of gravity; the liquid drainage control assembly is arranged on the liquid passage and comprises a first disc body and a second disc body which are arranged in the extending direction of the liquid passage, a first liquid guide through hole is formed in the first disc body, a second liquid guide through hole is formed in the second disc body, and the first liquid guide through hole and the second liquid guide through hole are arranged in a staggered mode; when the first disc body and the second disc body relatively move in the axial direction and / or the radial direction, the first liquid guide through hole and the second liquid guide through hole have a staggered closed initial state and a liquid communication open state; and the vibration part is configured to be used for driving the first disc body and / or the second disc body to vibrate, so that the first liquid guide through hole and the second liquid guide through hole are switched between an initial state and an open state, and the atomizer can conveniently control whether to discharge liquid or not according to needs.
Owner:HG INNOVATION LTD

A high-temperature flue gas emission desulfurization and denitrification device

This invention relates to the field of air pollution control technology, specifically a high-temperature flue gas emission desulfurization and denitrification device, comprising a denitrification mechanism and a desulfurization mechanism. The denitrification mechanism employs a vacuum-jacketed mounting cylinder, which contains an array of denitrification arc-shaped guide holes and a combined denitrification module. The module includes a denitrification guide cylinder, an arc-shaped filter screen, and a limiting guide cylinder with oblique guide grooves, effectively expanding the catalytic area and uniformly distributing the flow. A back-blowing fan and an elastically limiting rotating guide plate are also included to achieve online vibration self-cleaning. The desulfurization mechanism introduces flue gas into the desulfurization mounting cylinder through a gradient annular guide cylinder and uniformly enlarging inlet holes from top to bottom, forming a gradient three-dimensional desulfurization. A bottom discharge drive and a spiral guide plate ensure uniform catalyst renewal. This device has a compact structure, excellent insulation and airflow organization, and solves problems such as ash accumulation and blockage, difficult maintenance, and low catalyst utilization in existing technologies, thus improving denitrification and desulfurization efficiency and continuous operation stability.
Owner:JINAN KANGLU ENVIRONMENTAL PROTECTION ENG CO LTD