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35results about How to "With drainage" patented technology

Bionic non-pneumatic tire

The invention discloses a bionic non-pneumatic tire. The bionic non-pneumatic tire comprises a crown, a bionic spoke plate support body and a spoke plate inner ring, wherein the crown, the bionic spoke plate support body and the spoke plate inner ring are sequentially arranged from outside to inside according to the radial direction of the tire; the crown comprises a tread, a cap ply and belt plies, wherein the tread, the cap ply and the belt plies are sequentially arranged from outside to inside according to the radial direction of the tire; the belt plies comprise a # 1 belt ply and a # 2 belt ply which are sequentially arranged from outside to inside according to the radial direction of the tire; and the bionic spoke plate support body is designed by imitating a kangaroo lower limb structure, and the bionic spoke plate support body comprises a kangaroo lower limb-imitated main spoke plate and a supporting auxiliary spoke plate. According to the bionic non-pneumatic tire, shock absorption, drainage and heat dissipation capability of the non-pneumatic tire are remarkably improved, and the overall mass is remarkably reduced; and the bionic spoke plate support body adopts a high-modulus polyurethane material, and thus high hardness, fatigue resistance, cutting resistance and green and environmental protection performance are achieved.
Owner:SHANDONG UNIV OF TECH

Dynamic gap type screw press

The invention relates to a dynamic gap type screw press comprising a spiral auger driven by a speed reducer and front and rear flange sleeves for supporting the spiral auger, wherein moving and static sheet groups matched with the spiral auger are arranged between the front flange sleeve and the rear flange sleeve; the front flange sleeve is provided with a feed opening; the rear flange sleeve is provided with a discharge opening; the spiral auger consists of a tapered shaft and blades; the outside diameters of the blades are equal; the screw pitches of the blades are equal; the inside diameters of the moving and the static sheet groups are greater than the outside diameter of the blades of the spiral auger; and the inside diameters of moving blades of the moving and the static sheet groups are smaller than the outside diameter of the blades of the spiral auger. According to the invention, sludge is propelled and extruded in the moving and the static sheet groups by the spiral auger consisting of the tapered shaft and the equidistant blades so as to realize the solid-liquid separation. The dynamic gap type screw press has simple structure and is convenient to process and stable for dehydration and has long service life; the equidistant blades have high rigidity; and the moving and the static sheet groups have the functions of draining, automatically cleaning, preventing blockage and the like.
Owner:周明泉

Polymer gravel pile grouting method

InactiveCN103233468AWith exhaustWith cementationBulkheads/pilesSocial benefitsChemical reaction
The invention relates to a polymer gravel pile grouting method for reinforcement of soft foundation and special soil foundation. The polymer gravel pile grouting method includes the following specific implementation steps: (1) pile position hole-forming; (2) grouting pipe installation; (3) graded stone distribution; (4) grouting improvement of polymer; and (5) pile forming. Through the steps of pile position hole-forming, graded stone distribution, grouting improvement of polymer and the like at a reinforced field, after injected two-component swelling polymer materials have chemical reaction, volume of the polymer materials is swelled rapidly and solidified together with graded stone, pile holes are filled by the polymer materials from bottom to top, and the polymer materials swell to be compacted with hole wall rock soil to be combined with the peripheral rock soil fully so as to form a polymer gravel pile. The polymer gravel pile grouting method can achieve rapid reinforcement of soft foundation and special soil foundation, is advanced, efficient, safe and practical for reinforcement of the soft foundation and the special soil foundation, has the advantages of being strong in adaptability, high in strength, rapid, high in tenacity, durable and the like, and has huge economic and social benefits and wide development and application prospects.
Owner:HENAN POLYTECH INFRASTRUCTURE REHABILITATION

Reverse construction method of deep foundation pit in upper soft and lower hard water-rich stratum

The invention discloses a reverse construction method of a deep foundation pit in upper soft and lower hard water-rich stratum. The reverse construction method comprises the following steps that step(1) underground continuous wall construction is carried out; step (2) construction of split-type hole drilling cast-in-place piles in row is carried out; step (3) grouting curtain construction at theinterface of soft and hard stratum is carried out; step (4) the small foundation pit of a first floor is excavated, and core soil is pre-reserved; step (5) a water drainage resistance structure layeris arranged, and initial supporting and protecting are carried out; step (6) the reserved core soil in the first layer foundation pit is excavated; step (7) a first support system is arranged; and step (8) the stability of the protecting structure is determined through monitoring measurement results, if the monitoring measurement results are normal, then the next cycle is carried out, the step (4)to the step (7) are repeated until the foundation pit is closed. Through the combined action of the inner and outer protecting structure of the foundation pit and the rational design of the excavation method, and the deep foundation pit engineering in the upper soft and lower hard water-rich stratum can achieve effective water-stopping and deformation control effects on the basis of safe and efficient excavation.
Owner:FUJIAN UNIV OF TECH

Pavement structure with low cost, environmental friendliness and long service life

PendingCN106702844AImprove driving comfort and safetyLow costIn situ pavingsEnvironmentally friendlyThin layer
The invention discloses a pavement structure with the low cost, environmental friendliness and long service life and relates to a road engineering pavement structure. The pavement structure is provided with a surface layer, an upper sealing layer, a middle face layer, a viscous layer, a lower face layer, a lower sealing layer, a semi-rigid base layer and a graded crushed stone base layer from top to bottom. The surface layer adopts an OGFC-10 thin layer; the upper sealing layer adopts a rubber asphalt fiber synchronized gravel sealing layer; the middle face layer adopts a rubber powder modified asphalt limestone SMA-20 mixed material without adding fibers; the viscous layer adopts SBR modified emulsified asphalt; the lower face layer adopts an ATB-30 ordinary mixed material; the lower sealing layer adopts a rubber asphalt fiber synchronized gravel sealing layer; the semi-rigid base layer adopts a cement stable crushed stone mixed material; and the graded crushed stone base layer is laid on the road bed surface. According to the pavement structure, the service life and the maintenance period of a road can be effectively prolonged, the cost is relatively low, the environmentally friendly function is achieved, environmental, economic and social benefits are significant, and good application prospects are achieved.
Owner:建发合诚工程咨询股份有限公司 +1

Prefabricated drainage prestressed anti-slide pile structure and construction process thereof

The invention discloses a prefabricated drainage prestressed anti-slide pile structure and a construction process thereof. The anti-slide pile structure comprises pipe piles, and the pipe piles comprise the I type steel concrete pipe pile, the II type steel concrete pipe pile and the III type steel concrete pipe pile which are sequentially connected, a tip plate is arranged at the bottom of the Itype steel concrete pipe pile, a connecting end disc is arranged at the upper end of the I type steel concrete pipe pile, the lower end of the II type steel concrete pipe pile is provided with a threaded end disc, the upper end of the II type steel concrete pipe pile is provided with a connecting end disc, the top of the III type steel concrete pipe pile is provided with a tip plate, the lower endof the III type steel concrete pipe pile is provided with a threaded end disc, and every two adjacent pipe piles are connected through the corresponding connecting end disc to the corresponding threaded end disc. The prefabricated drainage prestressed anti-slide pile structure and the construction process are applicable to a landslide disaster rapid treatment project or an emergency rescue project which is in progressive damage or accelerated damage state, have the characteristics of the short construction period, simple and convenient construction, small economic input, large landslide loads, drainage capacity and the like, and have the disaster prevention, disaster mitigation and emergency rescue attributes.
Owner:INST OF EXPLORATION TECH OF CHINESE ACAD OF GEOLOGICAL SCI

Intelligent lock used for container platform lorry and locking method of intelligent lock

The invention provides an intelligent lock used for a container platform lorry. The intelligent lock is connected with a corner fitting at the vertex angle of the bottom of a container and comprises alock seat, a motor, a sensor unit and a unit controller, wherein the lock seat comprises a lock seat body and a lock body, and the lock seat body is fixed to the platform lorry and corresponds to thecorner fitting in position; the lock body is of an I-shaped structure, and the two ends of the lock body penetrate through the bottom of the corner fitting and the top of the lock seat and are located in an inner cavity of the corner fitting and an inner cavity of the lock seat; the motor is arranged in the lock seat and drives the lock body to rotate; the sensor unit is connected with the lock seat and obtains container bearing information and lock body on-off state information; and the unit controller is arranged in the lock seat, wirelessly sends the information acquired by the sensor unitto a vehicle-mounted integrated controller and a remote control center, receives commands of the vehicle-mounted integrated controller and the remote control center to drive the motor to work and achieves automatic unlocking and locking functions. The invention further provides a method for locking the container and the platform lorry. The intelligent lock is reliable in use, a container fasteneris intelligent, and work efficiency is improved.
Owner:SHANGHAI MARITIME UNIVERSITY

Cloth bag pile structure equipped with unfoldable steel bar framework and construction process thereof

The invention discloses a geotextile bag pile structure equipped with an unfoldable steel bar framework and a construction process thereof. A folded steel bar framework structure is adopted; the structure is shrinkable; a group of telescopic frames are arranged between two vertical bars at intervals; the telescopic frames are in articulated connection with the vertical bars through rotating headsto form a structure similar to a telescopic door; when the spacing between the vertical bars is reduced, the telescopic frames can rotate along the rotating heads and own rotating shafts; the diameterof the structure is reduced; when the cloth bag is pulled, the spacing between the vertical bars is increased, the telescopic frames are stretched until the steel bar framework is unfolded, and the diameter of the structure is increased. According to the geotextile bag pile structure equipped with the unfoldable steel bar framework and the construction process thereof, the geotextile bag is connected with the folded steel bar frame structure through composite fiber bars; when the pile structure is constructed, the pile body is firstly placed down, then the concrete is poured, the cloth bag isexpanded to generate pressure; the composite fiber bars are used for pulling the steel bar frame structure to be unfolded, and a high-strength reinforced concrete cloth bag pile structure is automatically formed.
Owner:SHANDONG JIANZHU UNIV +3

Drainage prevention combined self-adhesion waterproof plate for mining method underground tunnel and construction method of drainage prevention combined self-adhesion waterproof plate

The invention discloses a drainage prevention combined self-adhesion waterproof plate for a mining method underground tunnel. The drainage prevention combined self-adhesion waterproof plate comprisesa hook-and-loop fastener band, a drainage layer formed by multiple convex points, an HDPE waterproof plate layer, a macromolecule hot-melt pressure-sensitive adhesive layer and an anti-adhesion coating. The invention further provides a construction method of the drainage prevention combined self-adhesion waterproof plate. The waterproof plate can guide drainage, and unsmooth drainage of surrounding rock water or scouring to anchoring and shotcreting concrete is avoided. In addition, the waterproof plate can sufficiently adhere to secondary lining concrete, water channeling is avoided, the secondary lining concrete is sufficiently protected while the hidden danger of leakage is greatly reduced, the service life of the tunnel is prolonged, and the driving safety is greatly improved; and dueto the fact that the drainage effect is good, circumferential and longitudinal drainage blind pipes in a conventional method can be omitted, the construction period can be shortened, and the manufacturing cost can be reduced.
Owner:苏州凯伦高分子新材料科技有限公司

Application method of bag grouting pile in soft soil foundation of railway

The invention discloses an application method of a bag grouting pile in a soft soil foundation of a railway. A grout mixing and storing system, a mud jacking pump and a grouting pipe applicable to high pressure are contained, wherein the grout mixing and storing system comprises a grout mixing barrel and a grout storing barrel, one end of the mud jacking pump is connected with the grout storing barrel, and the other end of the mud jacking pump is connected with the grouting pipe through a sprinkler recorder, and a geotextile bag is tied outside the grouting pipe. Cement grout is injected to form the pile under high pressure by use of the mud jacking pump and the grouting pipe, the swollen geotextile bag plays a role in compaction on peripheral soil mass through extrusion, a pile body obtained after the geotextile bag is hardened and pile space soil form a manual composite foundation, so that the stability and the bearing force of the foundation are greatly improved, defects that diffusion is easily caused during conventional grouting, the pile forming property is poor, the reinforcing range is not clear and the like are overcome, the flow direction of grout can be controllable instead of out of control, the strength of a reinforcing composite body is turned to be measurable instead of difficult to measure, engineering waste can be reduced, and grout loss and environmental pollution are avoided.
Owner:CR10BG NO 3 CONSTR

Plant cultivation method based on assembly type greening

The invention discloses a plant cultivation method based on assembly type greening, and aims to solve the urgent problem about how to quickly and efficiently realize urban greening and ensure the survival rate of plants along with the increasing demands on greening of urban construction. The method comprises the following steps: determination of a cultivated plant, cultivation and shaping, transplanting and installation and later maintenance. The Lianggu assembly type greening is proposed for the first time, green plants are cultivated through a factory cultivator and planted in a customized mode according to a design drawing, and the plants such as flowers, shrubs and arbors can be selected and freely matched to achieve the needed landscape effect. The green plants planted through factory cultivation and soil layers of the green plants are integrally transplanted and installed on site, later maintenance is reduced, and therefore, a five-step integrated assembly mode including Lianggu customized design, Lianggu gene technology cultivation, Lianggu greening installation, Lianggu online detection and Lianggu operation maintenance is formed. With the adoption of the method, the greening coverage rate needed by buildings can be increased, and the building assembly rate is increased to the maximum extent.
Owner:MIANYANG LIANGGU TECH

Multifunctional long-term storage bottles for seeds

The invention discloses multifunctional long-term storage bottles for seeds. The multifunctional long-term storage bottles are characterized in that a storage box is included, wherein the storage box is horizontally placed on the ground; the inner part of the storage box is partitioned by partition plates to form separate bins; the storage bottles are placed in the separate bins separately; each of the storage bottles is hollow and cylindrical; one end of each of the storage bottles is opened; a bottle plug is inserted in one end of each of the storage bottles; a frosted piece is adhered onto the side wall of each of the storage bottles; a box cover is arranged at the end, away from the ground, of the storage box; the box cover is rectangular; a shockproof pad is adhered onto each of the four corners of the box cover; each of the connecting parts of the box cover and the storage box is fixed through a hinge; a pin hole is formed in one side wall of the storage box; the pin hole is in clamping connection with a clamping head; and the clamping head is fixedly connected with a backstrap. The multifunctional long-term storage bottles for seeds have the advantages that the operation is simple, the utilization rate is high and multiple functions are achieved; besides, the multifunctional long-term storage bottles for seeds are suitable for storing seeds for a long time, particularly suitable for storing seeds in a classified and concentrated manner, and meanwhile the bottle plugs are made from oak wood, thereby being air-permeable and excellent in the water retention property.
Owner:安徽富牧通生物科技有限公司

Fireproof joint structure of tower curtain wall floor plate

ActiveCN107119838AImplement fire compartmentsWith drainageWallsClimate change adaptationFloor slabEngineering
The invention discloses a fireproof joint structure of a tower curtain wall floor plate. The fireproof joint structure comprises a wall, a fireproof rock wool plate, an aluminum alloy transverse and vertical frame, double-layer tampered glass and an aluminum alloy decorative strip from inward to outward. Anodized aluminum alloy hanging weights are arranged in the fireproof rock wool plate. One sides of the anodized aluminum alloy hanging weights are fixed to the wall through embedded lines arranged on the wall, and other sides of the anodized aluminum alloy hanging weights are fixed to the interior of the aluminum alloy transverse and vertical frame. The double-layer tampered glass is arranged between the aluminum alloy transverse and vertical frame and the aluminum alloy decorative strip. A channel for connecting the aluminum alloy transverse and vertical frame with the aluminum alloy decorative strip is formed in the double-layer tempered glass. A fixing piece used for fixing the aluminum alloy transverse and vertical frame on the double-layer tempered glass is arranged in the channel. Aluminum alloy decorative strip fixing pieces are arranged in the aluminum alloy transverse and vertical frame, and the bottom ends of the aluminum alloy decorative strip fixing pieces are fixed to the aluminum alloy decorative strip through bolts. The fireproof joint structure of the tower curtain wall floor plate is fireproof, can sluice water and has good heat retaining property.
Owner:THE SECOND CONSTR ENG CO LTD OF CHINA CONSTR THIRD ENG BUREAU

Preparation method of trench with anti-seepage function

The invention provides a preparation method of a trench with an anti-seepage function, and belongs to the technical field of constructional engineering.The preparation method comprises the steps that a U-shaped foundation trench is provided, and a concrete layer is laid at the bottom of the U-shaped foundation trench; providing an anti-seepage film, and laying the anti-seepage film on the surface of the concrete layer; providing a lime soil cushion layer, and paving the lime soil cushion layer on the surface of the impermeable film; providing concrete slurry, and pouring the concrete slurry into the U-shaped mold bound with the U-shaped reinforcing ribs to form a concrete layer; the concrete slurry contains 2-5 wt% of an additive, and the additive comprises calcium lignosulphonate, short carbon fibers, triethylene glycol monomethyl ether and n-propyl thiophosphoric triamide. The preparation method provided by the invention can effectively solve the problems of leakage and corrosion of a foundation caused by waste liquid, leaked liquid and the like, improves the stability and strength of the trench structure, improves the anti-leakage effect, remarkably enhances the corrosion (salt corrosion) resistance and low-temperature anti-freezing and anti-cracking performance, is easy to construct and maintain in the later period, and effectively prolongs the service life of the trench.
Owner:宁夏兴昊永胜盐业科技有限公司

Multi-stage compressed air silencer and application

The invention discloses a multi-stage type compressed air silencer and application, the multi-stage type compressed air silencer comprises a shell and an air inlet pipeline, and at least three continuous cylindrical cavities are formed in the shell in the axial direction; the adjacent chambers are separated by chamber walls and are communicated through a connecting pipeline; the adjacent connecting pipelines are arranged in a staggered mode in the radial direction. One end of the air inlet pipeline extends into the first cavity; in the airflow direction, the chambers are used as a first-stage chamber, a second-stage chamber,... and a final-stage chamber, and an air outlet pipeline is arranged in the final-stage chamber; along the radial direction, the air inlet pipeline and the connecting pipeline for connecting the first-stage chamber and the second-stage chamber are arranged in a staggered manner; the inner diameter of the air inlet pipeline is D, the inner diameters of the first-stage cavity, the second-stage cavity,... and the last-stage cavity are 4-8D, and the depth of the cavity is 6-8D; the inner diameters of the connecting pipeline and the air inlet pipeline are equal; the distance between the end of the air inlet pipeline and the chamber wall of the first-stage chamber opposite to the end of the air inlet pipeline is 1-1.5 D; the distance between the end heads on the two sides of each connecting pipeline and the chamber wall of the corresponding chamber right opposite to the connecting pipeline is 1-1.5 D.
Owner:BAOSHAN IRON & STEEL CO LTD
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