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244results about How to "Reasonable connection" patented technology

Recycling device for exhaust gas of painted organic solvent and method for recycling organic solvent

The invention discloses a recycling device for an exhaust gas of a painted organic solvent. The recycling device comprises a painting fog removing device, a fan, an absorbing jar, a condenser and an oil-water separator which are connected in turn, wherein the painting fog removing device comprises a gas collecting tank, a cyclone dust collector and a bag type dust collector; the gas collecting tank is used for temporarily storing the exhaust gas of the organic solvent; and the gas collecting tank, the cyclone dust collector and the bag type dust collector are connected in turn. All componentsof the recycling device are reasonably and compactly jointed; collection efficiency is high; and the painting fog is efficiently removed while a trouble in frequently exchanging filter cotton is avoided. The invention also discloses a method for utilizing the recycling device for the exhaust gas of the painted organic solvent to recycle the organic solvent. The method comprises the following steps: removing the painting fog; absorbing; desorbing steam; condensing; and separating oil from water, wherein the step of removing the painting fog is carried out by changing the painting fog into painting powder and then efficiently removing the painting fog. Compared with a traditional process, the method is more reasonable, compact and labor-saving.
Owner:中科天龙(厦门)环保股份有限公司

Ball forming mechanism of steel ball rolling mill with quickly assembled ball rolling rollers

The invention discloses a ball forming mechanism of a steel ball rolling mill with quickly assembled ball rolling rollers, and belongs to a steel ball processing machine. The ball forming mechanism comprises a bracket, a pair of ball forming rollers, upper and lower ball stop plates and a pair of ball forming roller parallel distance adjusting device. The ball forming mechanism is characterized in that: two ends of a first upper cross beam are provided with first locking rod grooves, the upper ends of a pair of first bracket upright posts are hinged with first locking rods, and one end of thefirst locking rod is provided with a first mortise; two ends of a second upper cross beam are provided with second locking rod grooves, the upper ends of a pair of second bracket upright posts are hinged with second locking rods, and one end of the second locking rod is provided with a second mortise; a connecting plate is provided with a pull rod head hole, a pull rod head is formed at one end of a pull rod, and the end faces of a pair of adjusting screws are propped against the surface of a connecting block; and the first upper cross beam is provided with a first compaction screw, the lowerend of the screw is hinged with a first pressure pin, the second upper cross beam is provided with a second compaction screw, and the lower end of the screw is hinged with a second pressure pin. The ball forming mechanism is convenient and quick to assemble or disassemble, and can ensure the parallel distance of a pair of ball forming rollers and prevent a shaft seat from carrying the ball forming rollers to cause shake and jump.
Owner:CHANGSHU FEIFAN METALWORK

Automatic sectional material cutting production equipment and method

The invention discloses automatic sectional material cutting production equipment and a method. The equipment solves the problem that the efficiency is low, the quality is poor, the maintenance and machining cost is high, the machining difficulty of a complex wedge-head workpiece is high when cutting workpieces in the prior art. The production equipment comprises a feeding and code inkjet printingarea (1), a cutting area (2), a to-be-sorted area (3) and a discharging area (4), the feeding and code inkjet printing area (1), the cutting area (2), the to-be-sorted area (3) and the discharging area (4) are arranged in sequence, the the feeding and code inkjet printing area (1) and the cutting area (2) are provided and a first rotary type chain plate conveying mechanism (10) and a material table (11), the to-be-sorted area (3) is provided with two sets of second rotary type chain plate conveying mechanisms (22) which are arranged in parallel, and the discharging area (4) is provided with adischarging mechanism longitudinal conveying roller set device (24) and a discharging mechanism transverse rotating chain moving device (25). According to the equipment and the method, the efficiencyof cutting the workpiece is greatly improved.
Owner:北京林克曼数控技术股份有限公司

Standardized construction method for hydraulic prefabricated member based on BIM (Building Information Modeling)

The invention provides a standardized construction method for a hydraulic prefabricated member based on BIM (Building Information Modeling). The standardized construction method comprises the following steps: S1, modeling a three-dimensional parameterization model by using a BIM modeling tool, and further implementing the design of three-dimension drawing according to the model; S2, dividing and classifying project units according to different members; S3, deploying corresponding members in a three-dimensional model of a specific project; S4, exporting to obtain an arrangement drawing, a detail table and control parameters of the members, and counting the project quantity of the members; S5, performing BIM on a prefabricated field, and guiding capital construction of the prefabricated field based on the BIM; S6, exporting the three-dimensional parameterization model, thereby performing specific three-dimension design and structure operation on the members; S7, simulating all stages of field operation for prefabricating the members; S8, implementing field prefabrication of the members; S9, prefabricating the members and implanting chips containing traceable prefabrication quality information of the members into the members; S10, after prefabrication of the members is finished, performing hanging safe construction on the members.
Owner:上海交通建设总承包有限公司

Cement-based composite material reinforced concrete interface shearing test device and test method

ActiveCN106680110AThe interface adhesion is fully reflectedEffective interface adhesionClimate change adaptationUsing mechanical meansReinforced concreteEngineering
The invention discloses a cement-based composite material reinforced concrete interface shearing test device. The device comprises reinforced old concrete, a cement-based composite material reinforcing layer sample, a base, a fixing mechanism, a loading mechanism and a supporting threaded rod, wherein the fixing mechanism comprises a movable front baffle plate and a fixed back baffle plate which are connected through a connecting threaded rod, and the old concrete is partially fixed on the base; the loading mechanism comprises a lifting type sliding rail, an orbit type sliding frame, a tension steel cable and a fixed pulley; the bottom of the orbit type sliding frame is level to the combining surface of the cement-based composite material reinforcing layer; the lifting type sliding rail is fixed on the supporting threaded rod in a free lifting way; the orbit type sliding frame can be fixed on the lifting type sliding rail in a sliding manner; the fixed pulley is fixed on one end of the lifting type sliding rail and is integrated with the orbit type sliding frame through the tension steel cable. The device disclosed by the invention is simple and easy to operate, convenient to assemble and test; the testing method based on the device can effectively determine the interface adhesive property of the cement-based composite material reinforced concrete structure.
Owner:HOHAI UNIV

Platinum refining technology

A platinum refining technology comprises the steps of platinum family metal contained concentrate (slag, secondary resources and the like) chlorination dissolving, dissolved solution acidity adjustment, organic reducing agent ammonium oxalate precipitation, and precious metal filtering separation. The technology has the characteristics of wide material adaptability and simple operation, allows ammonium chloroplatinate of a platinum family metal contained material containing ammonium chloroplatinate to be efficiently and rapidly dissolved and precipitated, and allows the dissolving efficiency, the precipitation rate and the refining recovery efficiency to reach 95-99%, 99% and 90-95% respectively in the whole refining process; and compared with a traditional ammonium chloride repeated-precipitation method, the technology effectively solves a problem that nitrogen oxide cannot be discharged in a standard reaching mode, and eliminates the problems of large labor intensity of a aqua regia dissolved solution nitrate removing process and low production efficiency. The reducing agent ammonium oxalate is an organic reagent, and reacts to generate a pollution-free gas which can be directly discharged in the reaction process, so a solution system is not changed, thereby no influences on subsequent platinum precipitation by ammonium chloride are caused, and the yield and the quality of platinum family metal products are substantially improved.
Owner:JINCHUAN GROUP LIMITED

Steel tube concrete diagonal frame column spatial tubular joint and its manufacture method

The invention provides an oblique grid column spatial joint for a concrete-filled steel tube and a manufacture method thereof, wherein, four round steel tubes of the joint are crossed at the position of an oval connecting plate, and welding connections are adopted among the four round steel tubes and between the round steel tubes and the oval connecting plate; a circumferential reinforcing plate consists of at least two annular steel plates, is welded on the four round steel tubes on the welded joint of a central plane; two annular plates parallel to the circumferential reinforcing plate are respectively welded on round steel tubes above and under the circumferential reinforcing plate; stiffener plates are welded between the circumferential reinforcing plate and the annular plates in uniform distribution; and joint extending brackets are welded on the annular plates. The manufacture method of the joint comprises the welding among the round steel tubes and the connecting plate, and the welding of the circumferential reinforcing plate, the annular plates and the stiffener plates. The joint has the advantages of clear force transfer, high bearing capacity, light weight, good performance and convenient construction, can effectively connect an upper oblique grid column and a lower oblique grid column so as to realize the spatial intersection of the joint of the concrete-filled steel tube column, and have excellent engineering application foreground.
Owner:SOUTH CHINA UNIV OF TECH

Laser processing equipment for full-automatic solar battery piece

The invention relates to laser processing equipment for a full-automatic solar battery piece. The laser processing equipment comprises a workbench, a laser processing host, a battery piece processing table, a rotary mechanical arm assembly, left and right battery piece caching and transferring components and left and right battery piece connection assemblies, wherein the laser processing host and the battery piece processing table are both installed on the workbench; the battery piece processing table is arranged below a laser processing head of the laser processing host; the rotary mechanical arm assembly is installed on the workbench on one side of the battery piece processing table; the left and right battery piece caching and transferring components are installed on the workbench on the two sides of the rotary mechanical arm assembly; in the rotation process of the rotary mechanical arm assembly, the free end of the rotary mechanical arm assembly can rotate to the positions above the battery piece processing table and above the left and right battery piece caching and transferring components on the two sides of the rotary mechanical arm assembly respectively; and the left and right battery piece connection assemblies are installed on the two sides of the workbench. The laser processing equipment has the advantages of simple structure, convenience in use, high production efficiency and strong processing stability.
Owner:WUHAN DR LASER TECH CORP LTD

Method for installing and constructing special-shaped large-tonnage steel castings

The invention discloses a method for installing and constructing special-shaped large-tonnage steel castings. The large-tonnage steel castings are complex in shape and are hoisted through a heavy crawler crane. Before the steel castings are hoisted, a symmetric method is adopted to analyze and determine the installing positions of lifting lugs of the steel castings, and a welding work platform is arranged on the welding portions of the steel castings in advance. In the installing and constructing process, a sling of the crawler crane is used for controlling the vertical displacement of the steel castings, a wind cable is used for adjusting the horizontal displacement of the steel castings, and the installation accuracy and construction safety of the steel castings are guaranteed by means of temporary support and other measures; after the steel castings are installed in place, the quality of weld joints is guaranteed through a series of processes such as weld preheating, in-process heat preservation and postweld heat treatment according to the material characteristics of the steel castings and up-down welding structures. By means of the method, the standard requirements for joints of the special-shaped large-tonnage steel castings are met, the construction quality is ensured, connection is more reasonable and effective, the consumption of steel is reduced, and meanwhile the appearance quality of a building is improved.
Owner:YONGSHENG CONSTR GRP +1

Method for manufacturing and installing inclined curved side port

The invention relates to a method for manufacturing and installing an inclined curved side port, which comprises the following steps: according to the practical situation of the linear curvature of the side port manufactured and installed in a hull side area, performing subsection division again to enable a new subsection to contain the whole side port, and enabling the new subsection to be named a CS24APS subsection; implementing bodiless manufacturing and integral welding on the structure of the side port and the CS24APS subsection at a time; positioning a hinge and performing preassembly on the side port; after the CS24APS subsection is assembled and unbodied, performing the preassembly on the side port in the CS24APS subsection; when docking final assembly is performed, firstly, installing a locating backer when the side port and the block of the subsection are folded; performing final fine adjustment to determine the position of the hinge by utilizing a large crane and an auxiliary assembly tool when a dock is formally provided with the side port; and then welding. The method for manufacturing and installing the inclined curved side port is capable of ensuring the operation of the dock to be safe and one-time hoisting to be successful, thereby, the production efficiency of assembly is improved, and the production cycle of the dock is shortened.
Owner:HUDONG ZHONGHUA SHIPBUILDINGGROUP

Automatic feeding and taking equipment with u-turning device

The invention relates to automatic feeding and taking equipment with a u-turning device. The automatic feeding and taking equipment comprises a rotary type material bin and two two-shaft mechanical arms and a u-turning transferring device; the rotary type material bin comprises a material bin base, a working table is arranged at the top of the material bin base, a plurality of material storage frames are installed on the working table, and a plurality of workpieces are stacked on each material storage frame; two transmission chain wheels are arranged on the two sides of the working table correspondingly, the two transmission chain wheels are connected through a transmission chain, and one of the transmission chain wheels is driven by a transmission chain wheel motor; the multiple material storage frames are arranged in the layout extending direction of the transmission chain, each material storage frame is in connected fit with the transmission chain through a connecting assembly, and each material storage frame achieves movement along with transmission of the transmission chain; a lifting frame is installed in the material bin base and is driven by a lifting assembly, so that the lifting frame penetrates the working table to upwards lift the workpieces; and the multiple material storage frames are all arranged to be capable of moving along with the transmission chain, rotary workpiece conveying is formed, the storage capacity of the workpieces is effectively increased, and the machining efficiency is effectively improved.
Owner:广东圣特斯数控设备有限公司

Prefabricated building main body structure

The invention discloses a prefabricated building main body structure, and relates to the technical field of constructional engineering structures. The prefabricated building main body structure comprises an independent foundation; at least one layer of floor slabs is fixedly arranged above the independent foundation; a supporting structure is arranged under each layer of the floor slabs; a roof frame structure is fixedly arranged above the top layer of the floor slabs; the floor slabs comprise a plurality of combination beam plates; the supporting structure of each layer comprises a plurality of square pipe columns; tenon pipes connected with the combination beam plates in an inserting manner are arranged on the square pipe columns; a stairway is arranged between every two vertically adjacent layers of floor slabs; the combination beam plates comprise four-corner components; steel beams are fixedly connected between the adjacent four-corner components; the upper edges of the steel beams are spaced from the top ends of the four-corner components by a certain distance; concrete slabs are poured on the steel beams; reinforcement meshes are arranged in the concrete slabs; reserved pipeline holes are formed in the side surfaces of the steel beams; and the four-corner components are sleeves matched with the tenon pipes in an inserting manner. The beam and column connection is reasonable, the mounting is convenient and the flexural capacity is high.
Owner:北京善筑科技股份有限公司

Assembly type main structure of building

The invention discloses an assembly type main structure of a building, and relates to the technical field of building engineering structures. The assembly type main structure of the building comprises isolated foundations, at least one layer of supporting beam group and at least one layer of cold-formed thin-walled steel composite beam plates are arranged on the isolated foundations, and a roof frame structure is arranged on the top supporting beam group, wherein each layer of supporting beam group comprises a plurality of square tubular columns, and the upper portion of each square tubular column is provided with a beam support; each cold-formed thin-walled steel composite beam plate comprises a lipped channel stiffened structural beam, a profiled steel sheet, a reinforcing mesh and a concrete plate, and the end of each lipped channel stiffened structural beam is provided with a sleeve; each lipped channel stiffened structural beam comprises a vertical plate, a first transverse plate and a second transverse plate, a vertical baffle is arranged above each first transverse plate, and stiffened structures are arranged on the first transverse plates, the second transverse plates, the vertical plates and the vertical baffles respectively. The assembly type main structure is reasonable in beam-column connection, convenient to install, high in flexural capacity and suitable for large-span commercial complex buildings.
Owner:北京善筑科技股份有限公司

Water tank-type dish washer

The invention discloses a water tank-type dish washer. The dish washer comprises a washing tank body and a water softener. A mounting hole is formed in the bottom wall of the washing tank body, the water softener is located on the bottom wall outside the dishing tank body and comprises a water softener body, a regeneration control part and a salt lacking detection device. A soft water cavity and asoftening regeneration cavity are limited in the water softener body, the regeneration control part is used for controlling communication and disconnection between the soft water cavity and the softening regeneration cavity, and the salt lacking detection device is used for detecting whether or not salt is lacked in the softening regeneration cavity; a soft water inlet and a soft water outlet which are communicated with two sides of the soft water cavity respectively are formed in the water softener body, a regeneration water adding port and a salt adding port which are communicated with thesoftening regeneration cavity are further formed in the water softener body, the salt adding port is formed in the top of the water softener body, right opposite to the mounting hole, and the soft water outlet is communicated with the washing tank body. According to the water tank-type dish washer, the control part and the detection part are arranged compactly on the water softener, and all passages in the water softener are laid reasonably, so that pipes on a dish washer are connected reasonably, and the cost is low.
Owner:FOSHAN SHUNDE MIDEA WASHING APPLIANCES MFG CO LTD +1

Double-rotor rotary piston engine

The invention relates to a double-rotor rotary piston engine, belonging to internal-combustion engines. A cylinder is of an annular cylinder. A double-rotor mechanism formed by a rotor a and a rotor b rotates in the same direction in a left and right changeable manner in the annular cylinder. The left and right changeable rotate can be converted into continuous rotation and then output through a power output module. Each rotor of the engine comprises a rotor disc and two fan-shaped pistons. The annular cylinder is dynamically divided into four closed spaces through the four pistons. Each rotor rotates in 180 DEG so that four strokes of sucking, compressing, acting and exhausting can be completed. The left and right changeable rotation is realized through a left and right changeable system. Combustible gas is sucked through a normally opened gas inlet. A plurality of gas inlets are arranged on the wall of the annular cylinder. The gas inflow amount can be controlled in real time according to requirements. Waste gas is discharged through a normally opened exhaust hole. Rotation force is directly generated through the regular circle rotor disc. The acting stress point is along the direction of the tangent line of the rotor disc. The double-rotor rotary piston engine is high in power, steady for operation and low in vibration.
Owner:王尚锋

Spray paint organic solvent exhaust gas recovery device and organic solvent recovery method

The invention discloses a spray paint organic solvent exhaust gas recovery device and a method for recovering an organic solvent by the use of the device. The device provided by the invention comprises a paint mist removal device, a blower fan, an adsorption pot, a condenser and an oil-water separator which are connected in order. The paint mist removal device comprises an air collector which is used for temporary storage of organic solvent exhaust gas, a cyclone dust collector and a cloth bag deduster. The air collector, the cyclone dust collector and the cloth bag deduster are connected in order. According to the recovery device, parts are connected reasonably and compactly, dedusting efficiency is high, paint mist is efficiently removed, and the trouble of frequently replacing filter cotton is saved. The invention also discloses a method for recovering the organic solvent by the use of the device. The method successively comprises steps of: removal of the paint mist, adsorption, water vapour desorption, condensation and oil-water separation, wherein the paint mist removal step is to change the paint mist into a paint powder and effectively remove the paint powder. In comparison with the present technologies, the method provided by the invention is more reasonable and compact and is labor-saving.
Owner:QUANZHOU TIANLONG ENVIRONMENTAL ENG

Hydraulic support drawing, turning, transporting and retracting device

The invention relates to the field of hydraulic supports for comprehensive mechanized coal mining, in particular to a hydraulic support drawing, turning, transporting and retracting device which is suitable for drawing, turning, transporting and retracting when a comprehensive mechanized coal mining face retracts a hydraulic support. A hydraulic support turning platform is arranged above the hydraulic support to be retracted, the to-be-retracted hydraulic support forms two shield supports and is connected with the hydraulic support turning platform, a hydraulic support retracting cart after being assembled is arranged on a rail II in front of the hydraulic support turning platform which is connected with the hydraulic support retracting cart, a retracting and loading mechanism is arranged at the end of a rail I of a two-smooth-groove triangular point, the rail I extends onto the retracting and loading mechanism, a rail pressing plate on the retracting and loading mechanism fixes the rails, the hydraulic support retracting cart runs to the end of the rail I along the rail II and is connected with the retracting and loading mechanism, a jacking device of the retracting and loading mechanism jacks the hydraulic support retracting cart, and the retracting and loading mechanism is connected with the hydraulic support retracting cart.
Owner:辽宁威跃集团机械制造有限公司

Automatic magnet assembly tray supply mechanism

The invention discloses an automatic magnet assembly tray supply mechanism. The automatic magnet assembly tray supply mechanism comprises a storage mechanism, clamping mechanisms, a supporting mechanism and a transmission mechanism. The storage mechanism comprises a supporting frame and four retaining sides, and the four retaining sides are arranged on the upper end face of the supporting frame. The clamping mechanisms are arranged at left and right ends of the upper end face of the supporting frame respectively, clamping plates are arranged on the upper end face of the supporting frame through slide rails, and horizontal pushing air cylinders are arranged on outer sides of the clamping plates and connected with the clamping plates. The transmission mechanism is arranged below the supporting frame and comprises two conveying belts driven by a motor. The supporting mechanism is arranged below the supporting frame, a supporting air cylinder is connected with a supporting plate, four connecting rods are arranged on the upper end face of the supporting plate, and the supporting plate is fixed to the four connecting rods. The automatic magnet assembly tray supply mechanism has advantages of high repeated positioning accuracy, simplicity in operation, short maintenance period, high adaptability and the like, labor saving is achieved, action fusion with magnet assembly equipment can be realized, high reasonability in joint with the equipment is achieved, automation level is raised, and integral efficiency is improved.
Owner:苏州茂特斯自动化设备有限公司

Method and device for applying waste heat of solid waste incineration system to treatment of waste paint buckets

The invention discloses a method and a device for applying waste heat of a solid waste incineration system to treatment of waste paint buckets. By application of the method and the device, high-temperature flue gas generated in an original rotary kiln (or fluidized bed) and secondary combustion chamber integrated incineration system is fed into a pyrolyzing furnace through a pyrolyzing fan to realize pyrolysis of the waste paint buckets, products obtained by pyrolyzing are sent into a mechanical separation device, generated pyrolysis tail gas is sent into the original rotary kiln (or fluidized bed) and secondary combustion chamber integrated incineration system to realize further treatment, tail gas generated after treatment passes through an original flue gas purification system, and purified flue gas is directly discharged into a chimney. The products obtained by pyrolyzing are separated in the mechanical separation device to recover waste metals, and residues are sent to the original rotary kiln (or fluidized bed) and secondary combustion chamber integrated incineration system to realize retreatment. Due to systematic combined design, reasonability and compactness in connection of integrated devices are realized, structural maturity of adopted equipment is realized as well, and high economy and social benefits are achieved.
Owner:史林芳 +1
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