24results about How to "Increase the attachment area" patented technology

The utility model relates to an air cooling machine with a spray cooling function, which aims to solve the technical problem that the condensation effect of gas refrigerant in a condenser is inconvenient to improve because the current air cooling type water cooling machine only performs condensation through the wind power of a fan, and comprises a bottom frame with a frame component at the top and a bracket component fixedly arranged in the frame component, a condensation assembly is detachably arranged in the support assembly and comprises a condenser body, spraying assemblies are arranged on the two sides of the condenser body, U-shaped blocks are symmetrically arranged on the two sides of the condenser body in the middle, an evaporation box is detachably arranged in the frame assembly, and each spraying assembly comprises a pump body detachably arranged on one side of the corresponding U-shaped block. A water storage pipe is fixedly arranged between the U-shaped blocks, one end of the water storage pipe is sealed, the other end of the water storage pipe is communicated with a pump body, and the pump body is communicated and connected with an extraction pipe.

The hardening liquid for the PMMA base material comprises a bifunctional polyurethane acrylate oligomer, a hexa-functional polyurethane acrylate oligomer and the like, the hardening liquid is coated on the PMMA base material to form an optical film, the hardening liquid and the PMMA base material have good adhesive force, and hardness, low reflectivity and low warpage are considered.

The utility model relates to the field of rural domestic sewage, and discloses a buried integrated rural domestic sewage treatment device for improving the rural domestic sewage treatment effect. Comprising a first cell, a second cell, a third cell and a fourth cell which are communicated in sequence; a first water inlet is formed in the side wall of the first grid chamber, and the effective volume of the first grid chamber is below the first water inlet; a stirring device is arranged in the second grid chamber; a packed bed is arranged in the third cell; the packed bed is communicated with a water inlet of the third cell; a vertical filter screen is arranged in the middle of a bottom plate of the fourth grid chamber, and the height of the vertical filter screen is lower than the height of the effective volume of the fourth grid chamber; and a water outlet is formed in the fourth grid chamber. The device disclosed by the utility model can obviously improve the effluent quality and reduce the burden of subsequent treatment.

The utility model provides an ecological reef body row which comprises a bottom row, a sand rib bag body, a plurality of reef bodies and connecting ropes, the bottom row is arranged at the lowest position, the sand rib bag body is arranged on the periphery of the bottom row and fixed, the reef bodies are arranged on the bottom row, the reef bodies are connected in series through the connecting ropes, and hollow round holes are formed in the reef bodies. The ecological reef body row is convenient to manufacture and install, can effectively protect a beach face from being scoured and eroded, is of a concrete structure, large in dead weight, high in strength, better in integrity after being connected in series through the connecting ropes, capable of resisting impact of waves and tidal currents, large in surface area and roughness due to the fact that the reef bodies are of a hollow structure in the middle and provided with vertical cylinders on the periphery, and capable of effectively preventing the beach face from being scoured and eroded. An enemy and inhabiting environment is provided for oysters and other marine organisms, growth and reproduction of the oysters and the other marine organisms are facilitated, besides wave dissipation and flow weakening can be achieved through the reef columns, a plurality of bagged shells with oyster seeds can be hung on the grooves in the tops of the reef columns, and the attachment area of the oysters is further increased.

The invention relates to the technical field of tunnel construction, and discloses a strong-water-permeability sand layer reinforcing method based on environment-friendly slurry, which comprises the following steps: preparing kaolin slurry and microorganism slurry for later use, determining a drilling position, drilling a preset pile position to a designed elevation, injecting the kaolin slurry into a drilled hole, and injecting the microorganism slurry into the drilled hole; and after the kaolin is completely deposited, injecting the microorganism slurry. According to the idea of first infiltration reduction and then reinforcement, environment-friendly slurry is adopted, high-pressure rotary jet grouting is conducted on the sand layer, kaolin slurry is injected firstly, water in the water-containing sand layer is absorbed, the porosity of the water-containing sand layer is reduced, and therefore the water plugging effect is achieved, the porosity and permeability of the sand layer are reduced, and the adhesion area of bacteria is increased; and then microorganism slurry is injected to reinforce the sand layer in a mode of inducing calcium carbonate crystallization by microorganisms.

The utility model relates to an automobile exhaust temperature difference power generation device which comprises a hot end heat exchanger, a temperature difference power generator, a honeycomb radiator, a heat conducting piece, a cylindrical inner wall, a power generation device gas inlet pipe, a power generation device gas outlet pipe and an inner shell. The temperature difference generator is sleeved with the honeycomb radiator, the two ends of the cylindrical inner wall are connected with the power generation device air inlet pipe and the power generation device air outlet pipe respectively, the cylindrical inner wall is fixedly arranged in the hot end heat exchanger, the inner side of the heat conducting piece is fixed in the cylindrical inner wall, and the outer side of the heat conducting piece is fixed on the inner side of the inner shell. The tail gas recovery device is installed at the front end of the automobile tail gas three-way catalyst, and the tail gas recovery device is composed of layer-by-layer filtering absorption nets and used for recycling tail gas in the tail gas emission process. The middle thermoelectric generator generates power by utilizing large temperature difference generated by automobile exhaust and airflow generated outside the pipeline when the automobile runs.

The invention discloses a municipal sludge deodorization and collection device, and relates to the technical field of municipal sludge purification and treatment equipment. The technical scheme is that it includes a mud-water separation mechanism, a drying and collecting mechanism connected with the feed end and the discharge end of the mud-water separation mechanism, and an odor treatment mechanism connected with the exhaust end of the mud-water separation mechanism and the drying and collecting mechanism. The beneficial effects of the invention are as follows: the sludge separated from the mud and water after filtering out the filter residue flows to the inner rotating barrel, and is rotated and thrown out to the sludge attachment plate of the outer rotating barrel, and the outer rotating barrel rotates after heating and drying, and the sludge is thrown off the sludge attachment plate under the action of centrifugal force, which is more convenient for the collection of sludge. The device extracts the harmful gases emitted during the preliminary filtration and the harmful gases emitted during the sludge drying to the high-energy ion treatment device for treatment; the filtering, drying and odor treatment steps are closely connected, which simplifies the treatment process, is convenient and fast, and ensures that the sludge meets the discharge standards, and is environmentally friendly and safe.

The utility model discloses a slab joint plugging structure for prestressed concrete laminated slabs of a steel pipe truss, which is characterized in that a plurality of I-shaped galvanized steel wire meshes which are connected through steel wire mesh connecting mesh strips are uniformly distributed between two laminated slabs; each I-shaped galvanized steel wire mesh sheet is formed by integrally connecting a vertical steel wire mesh sheet, a long transverse steel wire mesh sheet at the upper end of the vertical steel wire mesh sheet and a short transverse steel wire mesh sheet at the lower end of the vertical steel wire mesh sheet, the vertical steel wire mesh sheet is arranged between the two laminated plates, the long transverse steel wire mesh sheet is arranged at the upper ends of the two laminated plates, and a concrete layer is formed above the long transverse steel wire mesh sheet and the short transverse steel wire mesh sheet; the short transverse steel wire meshes are arranged in the slab joints, and the polymer modified cement mortar layer, the alkali-resistant gridding cloth layer and the putty layer are arranged, so that the adhesive force and the durability of polymer modified cement mortar are improved, the polymer modified cement mortar is not easy to fall off, and potential quality hazards are avoided; and the two laminated slabs are spliced to extrude the vertical steel wire meshes, and concrete is poured above the long transverse steel wire meshes, so that good fixation is achieved.

The invention relates to the technical field of water treatment, in particular to an integrated denitrification device for concentrated salt wastewater, which is mainly used for treating inorganic nitrogen and ammonia nitrogen in wastewater. The device is divided into an upper layer part and a lower layer part, the upper layer part comprises a coagulation grid, a flocculation grid, a first sedimentation grid and a second sedimentation grid, and the lower layer part is an SBR reaction tank. By adding the coagulant and the flocculant, suspended matters and colloidal substances can be effectively removed from the upper layer part, and good conditions are provided for subsequent denitrification. And the SBR reaction tank at the lower layer has efficient denitrification performance. The device is provided with an automatic control system, operation parameters can be adjusted according to actual requirements, and stable effluent quality is guaranteed. The device is compact in structure, simple and convenient to operate, small in occupied area, low in energy consumption and capable of reducing construction cost and operation cost. And remote management and monitoring can be realized through the remote monitoring system. When the tail water reaches a certain amount, the alarm is triggered automatically, the tail water is prevented from overflowing, and the treatment efficiency is improved.

The invention provides a method for treating nitrate wastewater through a three-dimensional electrode biological membrane, and belongs to the technical field of nitrate wastewater treatment. The method comprises the following steps: constructing a cylindrical three-dimensional electrode method bio-membrane reactor by taking activated carbon as a substrate, taking a cylindrical shape enclosed by a plurality of graphite rods as a cathode and taking a middle graphite rod as an anode; the reactor cathode generates H2 under the action of impressed current, autotrophic hydrogen type denitrifying bacteria grow and breed depending on H2 and are attached to the surface of a cathode graphite rod to form a biological membrane, nitrate nitrogen in water can be diffused into the biological membrane, and the biological membrane on the surface of the cathode graphite rod utilizes the generated H2 to reduce the nitrate nitrogen; cO2 is generated at the anode of the reactor and is further converted into carbonic acid, bicarbonate radicals and carbonate radicals, and a carbon source required by growth and reproduction is provided for the autotrophic hydrogen type denitrifying bacteria. According to the three-dimensional electrode bio-membrane reactor, a filling material is added in a two-dimensional reactor structure to serve as a supplementary electrode, and stronger wastewater treatment capacity is brought by a larger surface area.

The utility model discloses a sea cucumber pond culture net cage with a built-in substratum, and relates to the technical field of sea cucumber culture, the net cage comprises a floating plate and further comprises a fixing assembly, the upper surface of the floating plate is provided with a plurality of net cage holes, net cage bodies are placed in the net cage holes, the substratum is arranged in the net cage bodies, and the fixing assembly is connected with the floating plate. The attaching base is in a wave shape, inserting plates are fixedly connected to the two ends of the attaching base, inserting plate grooves are formed in the opposite inner side walls of the net cage body, the inserting plates are slidably connected with the inner side walls of the inserting plate grooves, and the fixing assemblies are arranged in the inserting plate grooves and used for fixing the attaching base. The substratum is effectively supported and fixed through the fixing assembly, the wind wave resistance of the substratum is improved, and installation is fast and convenient.

The invention relates to the field of microbial culture, and discloses a microbial flora mother liquor culture device and a culture method.The microbial flora mother liquor culture device comprises a water tank, a culture bin and an oxygen supply device, the water tank is communicated with the culture bin through a water pipe, a plurality of biological stuffing boxes are installed in the culture bin, and the multiple biological stuffing boxes are annularly arranged in an inner layer and an outer layer; a cavity is formed in the center of the culture bin. By arranging the inner-layer biological stuffing box and the outer-layer biological stuffing box, the attachment area and permeability of microorganisms can be improved, so that the breeding number of the microorganisms is increased, and the space between the outer shell and the inner shell is filled with the biological stuffing through the biological stuffing boxes of the frame structure, so that the demolding efficiency of microbial flora can be effectively improved; and in addition, the demolding assembly can enable the biological stuffing box to rotate and shake in a reciprocating manner, so that the demolding efficiency of the microbial flora is further improved, and the sewage purification efficiency is improved.

The invention provides an intrusive fluid pumping device. The intrusive fluid pumping device comprises a body, a sheathing canal and a sheathing canal connecting unit. The far end of the sheathing canal connecting unit covers the near end of the body; a hollow inner cavity is formed in the sheathing canal connecting unit, and the far end of the sheathing canal is arranged in the hollow inner cavity. According to the fluid pumping device, the sheath tube and the body of the fluid pumping device are connected through the independent sheath tube connecting unit, elements in the sheath tube connecting unit are separated from blood, the situation that the blood corrodes elements and bonding materials in the pumping system is avoided, and the problems that potential safety hazards are caused by corrosion, the connecting strength is reduced and the like are solved.

The utility model discloses an indoor design decorative line relates to indoor decoration technical field, and this decorative line includes the hard shell of built -in cavity, and the shell is filled with EPS foam to reduce the overall weight, and the outside of EPS foam is equipped with mesh cloth and enhances structural stability, the hard shell upper end opens multiple groups of connecting grooves, and the cooperation of glue promotes and the connecting firmness of wall body, the both sides of shell install the decorative board, and the inside of hard shell is equipped with the installation groove for installing the light bar to enrich the function, and the shell is equipped with the fixing device, and the device contains the connecting plate of recess, screw hole, fixed bolt and decorative board one side, and the connecting plate extends to the recess, and through fixed bolt passes through screw hole and connecting plate through -hole realizes the firm connection of decorative board, shell and wall body. Besides, the hard shell is L type, and adapts wall face corner etc. common decoration position. The utility model is light in weight, and the installation is convenient and has various functions, can satisfy modern indoor decoration demand.

The utility model discloses a fuel cell bipolar plate with a Janus bifunctional microstructure, which comprises a substrate provided with an anode flow field and a cathode flow field. The surface of the anode flow field and the surface of the cathode flow field are each provided with a Janus bifunctional microstructure, and each Janus bifunctional microstructure comprises a hydrophilic microchannel and a hydrophobic microchannel. An air inlet hole is formed in the substrate at the air inlet end of the hydrophilic micro-channel, and the air outlet end of the hydrophilic micro-channel is communicated with the air inlet end of the hydrophobic micro-channel; air outlet holes are formed in the substrate at the air outlet ends of the hydrophobic micro-channels; a transverse groove is formed in the substrate on the side edge of the hydrophilic micro-channel, and a plurality of longitudinal grooves are formed in the substrate on the side edge of the hydrophilic micro-channel at intervals; the lower end of the longitudinal groove is communicated with the hydrophilic micro-channel, and the upper end of the longitudinal groove is communicated with the transverse groove; a plurality of ratchet wheel micro-units which are connected in sequence are arranged on the side edge of the hydrophobic micro-channel, and the adjacent ratchet wheel micro-units form a curvature gradient in the airflow direction to be used for reducing the adhesive force of water drops.

A puttying auxiliary device for decorative board processing relates to the field of decorative board production and processing, and comprises a surface sanding mechanism and a puttying mechanism, the surface sanding mechanism is used for sanding the surface of a decorative board, the puttying mechanism is used for puttying the sanded surface of the decorative board, and the puttying mechanism is used for puttying the sanded surface of the decorative board. The surface sanding mechanism comprises a grinding plate, a fixing plate and a balance swing plate, and the oppositely-arranged swing assembly is used for driving the grinding plate and the balance swing plate to horizontally and oppositely swing relative to the fixing plate. The surface sanding mechanism swings in a high-frequency mode in the direction perpendicular to fibers of the decorative board, the fibers on the surface of the decorative board are ground and loosened through the grinding face, a fluffy rough face is formed, then putty is smeared on the rough face through the puttying mechanism, the putty and the rough face are fully fused, and due to the fact that the rough face is connected with the decorative board, the surface of the decorative board is smooth. And the attachment area of the putty is increased through the bumpy structure of the rough surface, so that the putty is attached to the decorative wood board more tightly, and the situation that the putty falls off in the later period is reduced.

The application discloses an array substrate and a display device. The array substrate comprises a substrate, an array layer and a conductive assembly; the substrate comprises a main body part and a connecting part; the array layer is arranged on the substrate and corresponds to at least the main body part, and the array layer is provided with a pixel circuit; the conductive assembly is arranged on the connecting part of the substrate and is electrically connected with the pixel circuit; wherein the connecting part is arranged at an end of the substrate, and the thickness of the connecting part is smaller than that of the main body part. In the above manner, the reliability of the array substrate can be improved, and the display effect of the display panel can be improved.

This invention provides a 1D / 2D dual piezoelectric photocatalytic composite material, its preparation method, and its application, relating to the field of wastewater treatment technology. The 1D / 2D dual piezoelectric photocatalytic composite material of this invention comprises a heterojunction structure consisting of one-dimensional rod-shaped barium titanate and a two-dimensional bismuth-rich halide oxide; the one-dimensional rod-shaped barium titanate is rod-shaped BaTiO3 grown along the c-axis orientation; the two-dimensional bismuth-rich halide oxide is Bi... x O y X z X is at least one of Cl, Br, or I; the BaTiO3 and Bi x O y X z The molar ratio is (1-10):(1-10); the lattice matching degree of the heterojunction is >90%. This invention constructs a 1D / 2D dual piezoelectric heterojunction structure with high lattice matching degree, combined with a curing method involving chemical bonding of a hydroxylated modified layer and a silane coupling agent, and uses an aeration-driven approach to achieve synergistic enhancement of piezoelectric effect and photocatalytic performance. This significantly improves carrier separation efficiency and catalyst stability, reduces energy consumption, and provides a new direction for the efficient treatment of organic wastewater, showing promising application prospects.

The invention relates to a biochar compound and a method for reducing the influence of soil film residue on crops, the biochar compound comprises the following components by weight: 10-15% of bentonite, 3-5% of polyacrylamide, 0.1-0.2% of EPS, 3-5% of a yeast extract, 0.5-1% of a pine extract, 0.1-0.3% of a mint extract, 0.01-0.03% of iron oxide, 0.01-0.03% of molybdenum disulfide, and the balance of water. And the balance of charcoal. By adopting the combination of the porous material, the thallus enrichment material, the residual film decomposition aid and the slow-release material, on one hand, the permeability of soil containing the residual film can be effectively improved, and the influence of the residual film on crop growth is reduced; on the other hand, degradation of the residual film can be effectively promoted, and then the content of the residual film in the soil is reduced.

This utility model relates to the technical field of thermal pipeline maintenance, and in particular to a secondary circulating water purification device for a thermal system heat exchange station. The device includes a main body, which is cylindrical with a wall thickness of 8mm. An inlet pipe, an outlet pipe, and a slag discharge pipe are installed on the main body. An end cap is also installed on the main body via a fixing mechanism. An anode is installed on the end cap via an installation mechanism. An automatic air vent valve for pressure relief is also installed on the end cap. This application has the advantages of increasing the concentration ratio of circulating water to achieve water conservation; removing scale, sterilizing, eliminating algae, and preventing corrosion without adding any chemicals, resulting in no pollution; automatic operation without manual supervision, greatly reducing labor costs; small footprint, simple operation, easy handling, and low power consumption.

The present invention provides a flange structure, a compressor and an air conditioner, which relates to the technical field of air conditioning and solves the technical problems of short exhaust path, complex air flow pulsation and high noise. The flange structure includes a flange body, an exhaust port is arranged through the flange body, and the exhaust port is arranged at the neck position of the flange body; a separation groove is arranged in the exhaust port; the extension line of the exhaust port is located within the inner diameter range of the motor stator; an exhaust groove is arranged on the end surface of the flange body; the compressor includes a flange structure; and the air conditioner includes a compressor. The present invention sets the exhaust port at the neck position of the flange, and exhausts air through the inside of the flange. Since the length of the flange neck is greater than the thickness of the flange plate, the exhaust path can be increased, the volume of the pump body can be increased, the exhaust resistance of the inner wall of the exhaust port to the gas is increased, and the cooling capacity is improved; the gas is discharged from the inside, and the sound of the mechanical operation is reduced by the flange itself, and the impact of the valve plate on the flange is reduced, thereby achieving noise reduction.

The utility model discloses circulating water cooling type cooling equipment for hardware machining, and relates to the technical field of hardware machining. The circulating water cooling type cooling equipment for hardware machining comprises a cooling box, a cooling cavity is formed in the cooling box, a through groove communicating with the interior of the cooling cavity is formed in the left side surface of the cooling box, a sliding rail is fixedly connected to the inner wall of the cooling cavity, and a storage drawer is slidably connected to the interior of the cooling cavity; a water storage cavity is formed in the cooling box, a water drainage groove extending into the cooling cavity is formed in the top wall of the water storage cavity, a sliding groove is formed in the inner wall of the water drainage groove, and a water outlet is formed in the inner wall of the sliding groove. And after the hardware is cooled, water flow can be automatically conveyed into the water storage cavity for cooling, water cooling can be circulated, and therefore the problem that the cooling efficiency is reduced due to the fact that the temperature of the water flow is gradually increased due to continuous work is solved.

The invention discloses a bellamya pond fry breeding cage and a using method, and belongs to the field of freshwater snail breeding facilities in aquaculture, the cage comprises an upper cover, a lower shell, an attachment plate and buoyancy ball supports, the cage is integrally designed to be in an oval barrel shape, the buoyancy ball supports are arranged on the two sides of the lower shell, and the cage floats on the water surface by additionally arranging buoyancy balls; attachment plates are arranged in the cage to increase the attachment space in the cage; the attachment plates are clamped in the slots in the two sides and connected through the connecting strips on the two sides so as to reinforce the attachment plates; rectangular lower shell air holes are uniformly and densely distributed in the periphery of the lower shell to facilitate water exchange inside and outside the cage in the snail breeding process; meanwhile, a lower shell reinforcing strip is arranged to reinforce the lower shell body; similarly, upper cover water permeable holes are uniformly and densely distributed on the periphery of the upper cover, and upper cover reinforcing strips are additionally arranged; an upper cover handle and a lower shell handle are respectively arranged at the corresponding positions of the edges of the two end sections of the upper cover and the lower shell; and an upper cover positioning column and a lower shell fixing hole are respectively arranged at the corresponding positions of the edges of the middle parts of the upper cover and the lower shell.

The invention discloses a membrane electrode assembly for an electrochemical hydrogen compressor and a preparation method of the membrane electrode assembly. The membrane electrode assembly comprises a proton exchange membrane, and a slurry layer, a catalyst layer and a slurry layer are sequentially stacked on the surface of the proton exchange membrane; through the sandwich type structural design of the proton exchange membrane, the slurry layer, the catalyst layer and the slurry layer, falling and loss of catalyst particles in the reaction process are reduced, continuous and efficient utilization of a catalyst is guaranteed, more attachment sites are provided for the magnetron sputtering catalyst particles through the rough slurry layer surface, and the reaction efficiency is improved. The catalyst can be uniformly distributed at high density, the problem that catalyst particles are easily agglomerated on a smooth surface is avoided, and finally, excellent performance can still be kept under the condition of relatively low catalyst loading amount.