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722results about How to "Save disassembly time" patented technology

Multipoint synchronous push construction method for porous large-span continuous steel truss girder

The invention discloses a multipoint synchronous push construction method for a porous large-span continuous steel truss girder, which comprises the following steps of: (1) assembling a steel truss girder assembling platform and a push slideway in a shoreside bridge pier position; (2) assembling a section of steel truss girder and a guide girder on the steel truss girder assembling platform; (3) installing a vertical jack for carrying out support conversion on the steel truss girder and then installing a continuous push jack, a steel strand and an electrohydraulic integrated control system; (4) operating the electrohydraulic integrated control system for carrying out push operation on the steel truss girder; and (5) after the push operation of the section of steel truss girder is finished, continuously assembling the steel truss girder on the steel truss girder assembling platform, carrying out next push operation, repeating the step for circulating operation and finishing the push construction of the porous large-span steel truss girder. The invention has the advantages of short construction period, safe construction, quality guarantee, low cost, and the like, realizes the push operation of the large-span steel truss girder, saves the construction cost, and reduces the pollution to a river channel.
Owner:1ST ENG OF CHINA ZHONGTIE MAJORBRIDGE GROUP +1

Mold supporting structure for variable cross-section cast-in-place box girder at section combining horizontal and longitudinal curves, and construction method of the mold supporting structure

ActiveCN104963290ARealize three-way stereo controlMonitor stress changesBridge erection/assemblyFalseworkBox girder
The invention relates to a mold supporting structure for a variable cross-section cast-in-place box girder at a section combining horizontal and longitudinal curves. The mold supporting structure mainly comprises an all-round scaffold, adjustable inclined supports, synchronous hydraulic jacks, composite moulds and adjustable supporting bases, wherein the all-round scaffold is formed by the overlapping connection of scaffold sets; the synchronous hydraulic jacks and the adjustable supporting bases are uniformly arranged at the joints of longitudinal supporting beams and transverse supporting beams at the top; the synchronous hydraulic jacks and the adjustable supporting bases are used as an upper part supporting body system, and a bottom mold is mounted on the top surface; the mounting angle of each lateral mold is adjusted through the adjustable inclined supports, and the lateral molds are fixedly connected with the bottom mold and an inner mold; custom-made steel templates are arranged at chamfers and circular-arc parts of the variable cross-section cast-in-place box girder; a core mold of the variable cross-section cast-in-place box girder is supported by an internal scaffold, and is fixed to the lateral molds through opposite-pull screw rods. Through the adoption of the mold supporting structure disclosed by the invention, the three-dimensional control for the moulds of the cast-in-place box girder at the section combining horizontal and longitudinal curves is realized, and besides, the uniform stress for the scaffold during concrete pouring can be guaranteed. The invention further provides a construction method of the mold supporting structure for the variable cross-section cast-in-place box girder at the section combining horizontal and longitudinal curves.
Owner:CITIC GUOAN CONSTR GRP CO LTD

Molding method for food with round shape

The invention relates to the field of processing filling food, in particular to a molding method for food with round shape, comprising the following steps that: A, charging: skin and stuffing are added in feeding assemblies of a split type feeding system of a molding machine for food with round shape; B, compositing: the skin and stuffing of the feeding assembly are allowed to enter a skin-stuffing complex; C, cutting off: the skin and stuffing output by the skin-stuffing complex are cut off by a cutting assembly which is connected with a cutting lift assembly, the cutting assembly is driven by the cutting lift assembly to realize the cutting function and moving up and down simultaneously; D: ball-kneading: the cutting-off skin and stuffing are put into a ball-kneading device for kneading into balls; and E, discharging on the plate: the products obtained by ball-kneading are transferred to a discharging plate assembly from the ball-kneading device. According to the invention, the two independent feeding assemblies and the skin-stuffing complex have the advantages of simple disassembling and installation, when cleaning or maintaining the parts, only at least one feeding assembly needs be disassembled from the skin-stuffing complex to carry out the cleaning and the maintenance. Because the disassembling is realized by simple rotation, the present disassembling mode is simplified with saving the disassembling time and improving the work efficiency.
Owner:CHENGDU SOONTRUE MECHANICAL EQUIP CO LTD

Vertical-horizontal composite multi-axis numerical control machining center

The invention relates to a vertical-horizontal composite multi-axis numerical control machining center. A machine base is provided. The numerical control machining center comprises a high-precision workbench, a horizontal upright post and a vertical upright post which are arranged on the machine base respectively, wherein the high-precision workbench comprises an x-axis sliding table arranged on the machine base, a y-axis sliding table arranged on the x-axis sliding table, and a high-precision turn table arranged on the y-axis sliding table; a horizontal spindle box is arranged on the horizontal upright post; a horizontal machining spindle and a first tool storage which is connected with the horizontal machining spindle are arranged on the horizontal spindle box; a vertical spindle box is arranged on the vertical upright post; a vertical machining spindle and a second tool storage which is connected with the vertical machining shaft are arranged on the vertical spindle box. According to the numerical control machining center, a vertical-horizontal composite structure is adopted, and workpieces can be machined at different positions and in different directions by using one machine without halting or dismounting, thereby saving a large amount of dismounting time and labor force, increasing the production machining efficiency and lowering the machining cost.
Owner:DONGGUAN HONGJINSHUN MACHINERY MFG

Clamping device and plasma processing device

The invention provides a clamping device and a plasma processing device. The clamping device comprises a tray, a cover plate and a fastening unit, wherein the fastening unit comprises a support part and a plurality of fastening components; the support part is of an annular structure, surrounds the outside of the cover plate and is connected with the tray; the plurality of fastening components are arranged on the support part and are arranged at intervals along the periphery of the cover plate; each fastening component comprises a pressing block, a fastening part and an elastic part; the pressing blocks are rotatably connected with the support part by virtue of the fastening parts; each pressing block is provided with a cantilever; the cantilevers are mutually superposed with the edge area of the cover plate when the cantilevers are driven to rotate to a first position by the pressing block; the cantilevers are mutually separated from the edge area of the cover plate when the cantilevers are driven to rotate to a second position by the pressing blocks; the fastening parts are used for applying elastic force to the upper surface of the tray by virtue of an elastic part, so that the cantilevers are used for pressing the edge area of the cover plate when in the first position. By virtue of the clamping device, the demounting time can be saved, the demounting steps can be simplified, and the cracking probability of the cover plate can also be reduced.
Owner:BEIJING NAURA MICROELECTRONICS EQUIP CO LTD

Pneumatic high-pressure oil filling device

The invention belongs to the technical field of grease machines and relates to a pneumatic high-pressure oil filling device. An oil filling pump, an oil filling gun connected with the oil filling pump, a push-and-pull armrest and a rolling wheel are arranged on a barrel body. Reciprocating motion of an air cylinder piston rod is achieved by a piston rod control reversing valve. The reversing valve comprises a gas distribution group cover, and an installing portion is arranged in the middle of the gas distribution group cover. A conduit connector, a silencer installing connector and a silencer are arranged on one side of the gas distribution group cover side by side, three annular grooves and three strip-shaped holes are arranged on a cylindrical face on the other side of the gas distribution group cover. The middle strip-shaped hole is communicated with the silencer installing connector, the strip-shaped hole on one side is communicated with the conduit connector and then communicated with an upper cavity of the piston, and the strip-shaped hole on the other side is communicated with a groove on the middle annular groove and then communicated with a lower cavity of the piston. Gas distribution sliding blocks are arranged in the cylindrical grooves and driven by a poking sleeve fixed on the piston rod, and seal rings are arranged on the annular grooves on two sides of the cylindrical face. The pneumatic high-pressure oil filling device has the advantages of being simple in structure, small in noise, convenient to disassemble and decorate and suitable for various oil filling devices.
Owner:ZHEJIANG REFINE WUFU AIR TOOLS

Exhaust manifold installation structure and method for assembling and disassembling same

The invention provides an exhaust manifold installation structure and a method for assembling and disassembling the same. The exhaust manifold installation structure comprises a cylinder cover, an exhaust manifold and an installation bracket, wherein bolt holes are formed on flange planes on the upper and lower sides of the exhaust manifold. Key points are that: bolt installation holes are formed on the cylinder cover opposite to the flange plane on one side of the exhaust manifold; positioning holes are formed on the cylinder cover opposite to the flange plane on the other side of the exhaust manifold; bolt holes on the side of the exhaust manifold, which is opposite to the positioning holes, are U-shaped installation holes; positioning pin holes are formed at the two ends of the installation bracket, which are opposite to the positioning holes; and positioning columns which face and protrude from the inner side of the installation bracket are arranged at positions which are opposite to the U-shaped installation holes. Due to the exhaust manifold installation structure, precise positioning can be ensured, the exhaust manifold installation structure is convenient to install and disassemble, installed bolts are reduced, disassembling time is saved, and the sliding probability of the bolts is reduced.
Owner:CHERY AUTOMOBILE CO LTD

Prefabricated T-shaped beam hydraulic self-propelled integral formwork and construction method thereof

The invention discloses a prefabricated T-shaped beam hydraulic self-propelled integral formwork and a construction method thereof. The problems that manual dismantling is prone to damaging the surface of a beam body and further affecting the appearance quality of the beam body in the production process of the existing prefabricated T-shaped beam, are solved. The prefabricated T-shaped beam hydraulic self-propelled integral formwork includes a T-shaped beam pedestal, and integral side formworks are symmetrically arranged at the two ends of the T-shaped beam pedestal. A driving end beam group is arranged on the lower portion of the integral side formworks, and is symmetrically arranged on the two sides of the T-shaped beam pedestal. The driving end beam group includes a first driving end beam and a second driving end beam, and the second driving end beam is arranged on the outer side of the first driving end beam. The first driving end beam is fixedly connected with the second driving end beam by a connecting frame. A horizontal hydraulic device is fixed on the upper portion of the outer end of the driving end beam group, and the horizontal hydraulic device is telescopically contacted with the integral side t formworks. A vertical hydraulic device is fixed on the upper portion of the first driving end beam, and the vertical hydraulic device is telescopically contacted with the integral side t formworks.
Owner:CHINA CONSTR SEVENTH ENG DIVISION CORP LTD

Modularized fast-assembly security inspection door

ActiveCN104502993ASimplify the disassembly procedureSave disassembly timeGeological measurementsDrive shaftDisplay device
The invention discloses a modularized fast-assembly security inspection door, which comprises a security inspection door body, a security inspection table, a protection plate, a fixed support, a display, a laptop and a working table, wherein the security inspection door body comprises a scanning antenna, a linear guide rail, a motor, a driving shaft, an aluminum profile frame and a packaging plate; and each of the security inspection door body, the security inspection table and the working table is a module respectively and independently. During the disassembly and movement process, disassembly of the complicated structure inside the security inspection door can be avoided, the parts are simply linked via interfaces and screws, and assembly and disassembly are convenient. Defects that assembly and disassembly of the traditional security inspection door is complicated and long in time consuming can be overcome; a shoe sole, which is the security inspection blind angle, of the inspected person can be inspected; and as the front door and the rear door perform scanning at the same time, the average security inspection time can be effectively reduced, the security inspection door application place can be expanded outdoors, and requirements on assembly conditions by the security inspection door are reduced.
Owner:BEIJING HUAHANG HAIYING NEW TECH DEV

Adjustable automated equipment support

The invention discloses an adjustable automated equipment support. The adjustable automated equipment support comprises support columns, inner cavities, bottom boards, fixing bolts, first springs, rubber bases, second springs, an air pump, an air intake pipe, air valves, exhaust pipes, exhaust valves, sealing pistons, connecting rods, limiting sliding grooves, first tooth tips, clamp blocks, second tooth tips, limiting blocks and a placement board. The adjustable automated equipment support is reasonable in structure and novel in design. When in use, the adjustable automated equipment supportcan adjust the height of automated equipment at any time. Therefore, the placement height of the automated equipment can be controlled reasonably. Operation is simple. Meanwhile, stable application and stable placement of the automated equipment after height adjustment can be ensured. Therefore, a worker can conveniently perform operation so that working efficiency of the worker is increased. During application, vibration generated by the automated equipment can be effectively undermined. Connections among all structures are not affected by vibration generated from the automated equipment. Theservice lifetime is prolonged. The adjustable automated equipment support is highly practical and convenient to use.
Owner:HENAN LINXIAO SCI & TECH DEV

Carbon dioxide fracturing method

The invention discloses a carbon dioxide fracturing method. The method includes the steps that first, carbon dioxide fracturing devices are assembled; second, an ohmmeter is used for detecting whetherthe resistance value between a filling valve and a release tube is normal or not; third, the carbon dioxide fracturing devices assembled in the first step are loaded and transferred to a mine after passing examinations; fourth, whether the resistance between each carbon dioxide fracturing device and a wire is normal or not is measured, a layer of blasting holes are drilled in the mine, and the carbon dioxide fracturing devices are put into the corresponding blasting holes; fifth, the hole opening of each blasting hole is covered with a bamboo chip and then is covered with a tarpaulin and earth bags; and sixth, a warning region is made around each carbon dioxide fracturing device, and an ignition device is pressed to start the carbon dioxide fracturing devices for detonation. By means of the carbon dioxide fracturing device, reuse can be realized, using cost is greatly reduced, powerful thrust generated momently is used for tearing materials, the same carbon dioxide fracturing devicescan be connected through the corresponding wires, and the advantages of being low in labor intensity, large in fracturing force, safe and good in fracturing effects are achieved.
Owner:浙江虹脉土石方工程有限公司

Accumulator frame used for electric automobile and method for installing and removing accumulator

The invention discloses an accumulator frame used for an electric automobile. The accumulator frame comprises a chassis and a bracket, wherein the chassis comprises two bottom plates, a connection plate, U-shaped plates, idler wheels and a baffle; two side plates of each U-shaped plate comprise a low plate and a high plate; the U-shaped plates are arranged on the bottom plates; the idler wheels are arranged in the U-shaped plates; the connection plate is arranged on the same end of the two bottom plates; the connection plate is provided with connection holes; the connection plate and the baffle are connected through a connecting piece; the bracket comprises a tray, pull rods and a top spacing device; the pull rods are fixed on the side panel of the tray; the upper part of each pull rod is provided with an external thread; the upper part of each pull rod is provided with a nut; the upper part of each pull rod penetrates through the top spacing device and is cooperated with the nut; the bottom plate of the tray is provided with a wear-proof rubber pad; after a storage battery is arranged on the tray, a filling layer is arranged between the storage battery and the side panel of the tray. The accumulator frame is convenient in assembling and can be operated by single person, manpower and disassembling time can be saved, and the maintenance and the replacement of the storage battery are convenient and efficient.
Owner:四川新筑通工汽车有限公司

Umbrella-type template supporting system

The invention discloses an umbrella-type template supporting system. A vertical rod is formed by an inner pipe and an outer pipe which are sleeved together in a telescopic manner. The upper end of the inner pipe is uniformly hinged with four horizontal steel rods whose lower end faces are provided with sliding chutes. A sliding base is slidably connected with the sliding chute of the horizontal steel rod. The lower end of an inclined strut steel rod is hinged with the inner pipe of the vertical rod, and the upper end is hinged with the sliding base. The upper end face of a bottom inclined strut is hinged with the lower end portion of the outer pipe of the vertical rod, and the upper end face is provided with a spliced eye, and a bolt corresponding to the spliced eye is fixed on the outer pipe of the vertical rod on the upper end of the bottom inclined strut. When the bolts are inserted in the spliced eye, the bottom inclined struts support each side of the bottom of the vertical rod outer pipe in a cable-stayed manner. When the bolts are pulled out, the bottom inclined struts free hang on the lower end of the vertical rod outer pipe. Each component of the system are connected with each other, assembling and dismounting are simple and convenient, splicing is flexible, and time is saved, and construction efficiency is improved. Components would not be lost in dismounting and storage, and service life is prolonged. The system is wide in application range, and can support templates in various dimensions and heights.
Owner:HEBEI CONSTR GRP CO LTD
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