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61results about How to "Flexible demolition" patented technology

Equipment base pre-reservation round anchor bolt hole die

The invention relates to a round hole die of an equipment base pre-reservation anchor bolt hole, in particular to an equipment base pre-reservation round anchor bolt hole die, which is characterized in that the equipment base pre-reservation round anchor bolt hole die comprises a center shaft, a first bracing and shrinking device, a second bracing and shrinking device, four templates and four joint sealing plates, wherein the four templates are all in an arc shape and uniformly distributed along a circumference, each joint sealing plate is inserted between two adjacent templates, the four templates and the four joint sealing plates enclose to form a cylindrical space, first template supports on the four templates are all articulated to the first bracing and shrinking device, second template supports on the four templates are all articulated to the second bracing and shrinking device, the lower part of the center shaft, the first bracing and shrinking device and the second bracing and shrinking device are all arranged in the cylindrical space enclosed by the four templates and the four joint sealing plates, the upper part of the center shaft is arranged above the cylindrical space and is provided with outside threads, and a handle is arranged at the upper end of the center shaft. The die is simple to operate and rapid to disassemble and can be used repeatedly.
Owner:CHINA FIRST METALLURGICAL GROUP

Closed type cantilever scaffold system and construction method

The invention discloses a closed type cantilever scaffold system and a construction method thereof. The closed type cantilever scaffold system comprises a cantilever steel beam through-wall structure,a cantilever steel beam balcony slab placement structure for containing a balcony slab and manufacturing a cantilever balcony, a closed type cantilever scaffold system for building a scaffold, and anoverhead cantilever formwork protective shed for erecting a protective shed, wherein the cantilever steel beam through-wall structure is used for through-wall fixing construction of a structural steel girder; an anchoring device adopting the cantilever steel beam through-wall structure is convenient to install and flexible to disassemble, the turnover utilization rate can be effectively increased, and an integrated high-intensity embedded U-shaped pull ring and an inclined strut steel tube shaping connecting beam piece are adopted, so that the balcony slab is effectively prevented from beingdamage by crushing, an adjustable vertical rod is adopted for compression joint of a fixing rod and a wall column reinforcing type connecting wall rod, the application range of the scaffold is enlarged, the overhead cantilever formwork dual-layer protective shed is adopted, safety risk in external frame erection is reduced, and safety construction is facilitated.
Owner:浙江恒鸿建设有限公司

Reusable die for equipment foundation reserved square hole

The invention belongs to a reusable die for an equipment foundation reserved square hole. The reusable die for the equipment foundation reserved square hole is characterized by comprising a central shaft, a first opening and shrinking device, a second opening and shrinking device, four corner die plates and four middle die plates, wherein the middle die plates are inserted between the corner die plates on the same side, the four corner die plates and the four middle die plates can enclose a square space, and the inner sides of the four corner die plates are all provided with two die plate supports; both the first opening and shrinking device and the second opening and shrinking device are arranged on the central shaft, first die plate supports of the four corner die plates are all articulated with the first opening and shrinking device, and second die plate supports of the four corner die plates are all articulated with the second opening and shrinking device; and the lower part of the central part, the first opening and shrinking device and the second first opening and shrinking device are all positioned in the square space enclosed by the four corner die plates and the four middle die plates. The die is simple to operate and can be quickly disassembled and reused.
Owner:CHINA FIRST METALLURGICAL GROUP

Construction method of large equipment foundation reserved foundation bolt hole

The invention relates to a construction method of a large equipment foundation reserved foundation bolt hole. The construction method of the large equipment foundation reserved foundation bolt hole is characterized by comprising the following steps: first step, assembling a die, wherein the die comprises a central shaft, two to four opening and shrinking devices, eight die plates and an upper plate, every two die plate are arranged on one side, eight die plates can enclose a square, the two to four opening and shrinking devices are positioned in the square cavity enclosed by the eight die plates, the lower end of the central shaft penetrates through the two to four opening and shrinking devices, and the upper end of the central shaft is welded a handle; second step, erecting the die; third step, pouring concrete; fourth step, removing the die and leaving a hole opening; fifth step, cleaning the hole opening: gigging the concrete surface surrounding the hole opening by using an iron hook or a steel wire brush, cleaning up the garbage in the hole and sealing the hole opening to obtain the large equipment foundation reserved foundation bolt hole. The method is simple, and the used die is simple to operate, is fast to disassemble and can be reused.
Owner:CHINA FIRST METALLURGICAL GROUP

Construction platform for span closure of continuous rigid frame bridge

The invention discloses a construction platform for span closure of a continuous rigid frame bridge, and relates to the technical field of bridge engineering. The construction platform for the span closure of the continuous rigid frame bridge comprises a bottom plate, wherein the bottom plate is fixedly connected with perforated angle steels through screws; the bottom plate is fixedly connected with side plates and baffles through the perforated angle steels; the top of the bottom plate is provided with finish rolling thread steels; and the number of the finish rolling thread steels is four, and the finish rolling thread steels are divided into two groups. According to the construction platform for the span closure of the continuous rigid frame bridge, through the cooperation of the bottomplate, the side plates, the baffles, the perforated angle steels and other components, the project quality of the span closure of the continuous rigid frame bridge can be well ensured, the safety ofoperators is enhanced, the overall lifting and descending of the operation platform are improved, the construction time is greatly saved, various steel plates forming the operation platform can be flexibly assembled and disassembled, can be repeatedly used, and have good economic benefits, and the influence of the overall linear shape and the attractiveness of the bridge caused by large construction error is avoided.
Owner:CHINA MCC17 GRP

Dismounting device for main machine front cover and dismounting method for main machine front cover

The invention discloses a dismounting device for a main machine front cover. The device comprises a machining board, a six-axis mechanical arm, a upper line body, a lower line body, two linear guide rails, a upper-layer jacking mechanism, a lower-layer jacking mechanism, a horizontal moving and a main body support, wherein the machining board is used for bearing the main machine, the six-axis mechanical arm used for disassembling the front cover of the main machine, wherein the upper line body is used for bearing the processing board and enabling the processing board to move along the conveying direction, and the lower line body is spaced from the upper line body and is used for bearing the front cover and enabling the front cover to move along the conveying direction, and the two linear guide rails are clamped between the upper line body and the lower line body, the upper-layer jacking mechanism is arranged between the upper-layer wire body and the linear guide rail and is used for fixing the machining plate above the upper-layer wire body, is arranged between the two linear guide rails and is used for receiving the lower-layer jacking mechanism of the front cover which is disassembled by the six-axis mechanical arm, horizontal moving and a main body support. The invention further provides a disassembling method for the main machine front cover. Compared with the related art,the device and method for disassembling the main machine front cover are more flexible in disassembly, low in damage rate and are capable of reducing the production cost.
Owner:GUANGDONG JINHONGDA AUTOMATION TECH CO LTD

Improved abrasion-resisting rubber bonded grinding wheel

The invention discloses an improved wear-resistant rubber bonded grinding wheel, which comprises a rubber grinding wheel, a heat-conducting triangular column and a round hole. A supporting plate is arranged in the center of the rubber grinding wheel, and a plurality of arc-shaped cooling fins are uniformly arranged on both sides of the supporting plate, two of which One end of the top of the arc-shaped heat sink is provided with a fastening piece, the center of the support plate is provided with a round hole, the inner side of the round hole is provided with a shaft tube, both ends of the shaft tube are provided with fixed blocks, and one end of the fixed block is An arc-shaped fixing piece is fixedly provided, and the arc-shaped fixing piece and the fastening piece are fixedly connected by screws. The heat-conducting triangular column provided in the present invention can conduct the high temperature generated on the surface of the rubber grinding wheel during the grinding process to the arc-shaped heat sink, and conduct it to the environment through the through hole, thereby speeding up heat dissipation, avoiding the deformation of the rubber grinding wheel, and prolonging the service life of the rubber grinding wheel. More wear-resistant; the curved heat sink is designed in a curved shape, which can generate faster airflow during fast rotation.
Owner:JIANGSU DONGFANG GRINDING WHEEL

Tool scaffold for cargo oil tank of chemical carrier

The invention discloses a tool scaffold for a cargo oil tank of a chemical carrier. The tool scaffold comprises a peripheral tank bulkhead scaffold module and a top inverted-hung scaffold module; the peripheral tank bulkhead scaffold module comprises a plurality of steel angle brackets connected to peripheral tank bulkhead eye plates and a plurality of supporting vertical rods arranged in pairs and vertically arranged on the steel angle brackets, a plurality of steel pipe brackets are connected between each pair of supporting vertical rods from bottom to top at intervals, and the steel pipe brackets and the peripheral tank bulkhead eye plates are fixed; junctions of the steel pipe brackets and the supporting vertical rods are fixed through double-pipe embracing hoop modules; and the top inverted-hung scaffold module comprises a plurality of hanging hook rods and supporting transverse rods, wherein the hanging hook rods are hung on a tank top hanging ring in the oil tank and distributed at intervals, the supporting transverse rods are horizontally connected to the lower ends of the hanging hook rods in a hung mode, and the two ends of the supporting transverse rods are fixedly connected with the supporting vertical rods through the double-pipe embracing hoop modules. According to the tool scaffold, convenience and the efficiency of coating operation in the cargo oil tank are improved.
Owner:CHENGXI SHIPYARD

Drilling filling pile construction method

The invention discloses a drilling filling pile construction method, and relates to the technical field of civil engineering. The drilling filling pile construction method comprises the following steps including the first step of construction preparing, the second step of pile position lofting, the third step of protection barrel burying, the fourth step of slurry preparing and storing, the fifthstep of drilling platform construction, the sixth step of drill bit type selecting and drill tool arrangement, the seventh step of drilling, the eighth step of hole forming checking, the ninth step ofprimary hole cleaning, the tenth step of reinforcement cage hoisting placing and positioning construction, the eleventh step of secondary hole cleaning and the twelfth step of underwater concrete pouring. According to the drilling filling pile construction method, a large-diameter ultra-long drilling filling pile and a construction method are adopted, the engineering problems that under complex work conditions, drilling filling pile drilling one-time hole forming difficulty is large, hole inclining is likely to happen, perpendicularity is hard to guarantee, a coverage layer is thick, slurry leakage is likely to happen, the hole collapsing risk is large, and efficiency is low can be effectively solved, and good technical, economic and social benefits are achieved.
Owner:湖北省路桥集团有限公司

Mechanical dismantling device and dismantling method for high-rise building

The invention relates to the field of high-rise building demolition, in particular to a mechanical demolition device and method for a high-rise building, and relates to the field of high-rise building demolition, the mechanical demolition device for the high-rise building is used for demolition of the high-rise building, and the mechanical demolition device for the high-rise building comprises four truss main towers, truss main beams, steel frame secondary beams, a demolition assembly and a driving assembly; the truss main towers are oppositely arranged and are located at the four vertex angles of the high-rise building respectively, the number of the truss main beams is four, each truss main beam is located between every two adjacent truss main towers, the steel frame secondary beams are slidably arranged on the two oppositely arranged truss main beams, a moving platform is slidably arranged on the steel frame secondary beams, and the dismantling assembly comprises a mechanical arm; the mechanical arm is arranged on the moving platform and used for dismantling the high-rise building, and the driving assembly is used for driving the truss main beam, the steel frame secondary beam and the moving platform to slide in a reciprocating mode. The construction method has the effect that the surrounding environment is not prone to being affected when the high-rise building close to the building is dismantled.
Owner:山西省建筑设计研究院有限公司

Anti-bumping device used in transportation process

The invention discloses an anti-bumping device used in the transportation process. The anti-bumping device comprises an anti-bumping box. Grooves are formed in the bottom of the anti-bumping box. Thebottoms of the grooves are fixedly connected with the bottoms of damping springs. Rotation shafts are arranged on the bottom side edge of the anti-bumping box and movably connected with side baffles.Clamping grooves are evenly formed in the inner surfaces of the side baffles and are fixedly connected with the end portions of sliding plates. The inner surfaces of the side baffles and the inner surfaces of fixing baffles are provided with elastic layers. The upper portions of the side baffles and the upper portions of the fixing baffles are fixedly connected with a cover plate. According to theanti-bumping device used in the transportation process, goods can be fixed by adjusting the distance between the sliding plates; meanwhile, a fixing structure is formed by the sliding plates and theside baffles; an elastic cotton plate and the elastic layers play a buffering and protection role; and the problems that ordinary foam and the like are adopted in common anti-bumping devices at present for protection, the effect is poor, meanwhile, the foam shape is fixed, goods different in shape cannot be fixed, bumping reduction cannot be achieved, and flexibility is poor are solved.
Owner:兰考县鸿运运输有限公司

Construction method of equipment foundation reserved square hole

The invention belongs to a construction method of an equipment foundation reserved square hole. The construction method of the equipment foundation reserved square hole is characterized by comprising the following steps: first step, assembling a die; second step, erecting the die: adjusting the dimensions of an upper opening of the reusable die of the equipment foundation reserved square hole, unscrewing a fourth positioning nut, moving a second sliding adjustment seat downwards to reach the rectangular dimensions of a corner die plate upper opening, unscrewing a second positioning nut, moving a first sliding adjustment seat downwards to reach the rectangular dimensions of an corner die plate lower opening, then screwing a third positioning nut and a first positioning nut, and taking a plastic film or a binding tape as a protective layer of the die plate to wrap up on the outside walls of the corner die plate and a middle die plate; third step, pouring concrete; fourth step, removing the die plates, extracting the corner die plate and leaving a square hole opening; and fifth step, cleaning the hole opening to obtain the equipment foundation reserved square hole. The method is simple to operate and is fast in die removal, and the die can be reused.
Owner:CHINA FIRST METALLURGICAL GROUP

Tie for tie separation of tunnel boring machine trolley and battery electric vehicle system and construction method thereof

The invention discloses a tie for tie separation of a tunnel boring machine (TBM) trolley and a battery electric vehicle (BEV) system and a construction method thereof. The tie comprises a shield tunnel, wherein the shield tunnel is provided with upper ties and a lower tie which are detachably connected with each other; the upper ties comprise upper tunnel segments cooperating with the shield tunnel; the upper tunnel segments are provided with upper position lug plates, lower position lug plates and trolley traveling ties; the upper tunnel segments are provided with bending bolt lead screw heads; the lower tie comprises a bottom supporting tunnel segment; BEV traveling ties are arranged on the bottom supporting tunnel segment; and the upper ties and the lower tie are positioned in two planes. The tie for the tie separation of the TBM trolley and the BEV system has the beneficial effects of occupying little tunnel space, facilitating the dismounting and position shifting, improving thework efficiency, fully utilizing bending bolts in annular seams between the tunnel segments of side walls of the tunnel as the force supporting point of the independent novel tie for the suspension ofthe trolley, facilitating the stress transmission of the load of the trolley, achieving non-interference since the trolley and the BEV system can operate independently after the tie separation of thetrolley and the BEV system, and realizing the circulation use of the trolley traveling ties.
Owner:BCEG ROAD & BRIDGE CONSTR

Advertising charging method on basis of two-dimensional codes

The invention discloses an advertising charging method on the basis of two-dimensional codes, and the method comprises the following steps of: (1) establishing a database corresponding to an advertising carrier, the included parameters are the identity code and initial information of the advertising carrier; (2) placing an advertising board on the advertising carrier and confirming the manner of calculating the advertising cost; (3) arranging a lead seal which includes the tag of the two-dimensional codes at the joint of the advertising board and the advertising carrier and ensuring that the lead seal is required to be broken when the advertising board is dismounted, wherein the two-dimensional code information is the parameters in the database; (4) scanning the two-dimensional code information in the lead seal, sending the information to a background of the system and recording the initial information corresponding to the two-dimensional code information; (5) scanning the two-dimensional code information in the lead seal once again before the advertising board is dismounted and recording the termination information at the moment; and (6) comprising the initial information and the termination information and calculating the cost according to the confirmed advertising charging manner. The charging method is accurate, scientific and simple and saves manpower and material resources.
Owner:吕杰聪

External connector device of digital electronic product

The invention relates to the technical field of digital product accessories and particularly discloses an external connector device of a digital electronic product. The external connector device of the digital electronic product comprises a base and a sucker. The sucker is fixed to the bottom end of the base, a connecting assembly is arranged at the upper end of the base and connected with an automatic telescopic plate, heat dissipation holes are formed in the automatic telescopic plate, a top plate is fixed to the top end of the automatic telescopic plate, limiting assemblies are arranged atthe two ends of the automatic telescopic plate, and a fixing assembly is arranged on the front face of the middle of the automatic telescopic plate. The external connector device of the digital electronic product is convenient to install, flexible to dismantle, capable of adjusting the angle of the digital electronic product, flexible and changeable in rotation, capable of improving the fixing andstabilizing effects of the digital electronic product, capable of guaranteeing that the digital electronic product cannot fall off at any angle during rotation, capable of guaranteeing the safety ofthe digital electronic product to the maximum extent, capable of meeting various requirements and high in practicability.
Owner:湖南聚义岩科技有限公司

Debridement device for general surgery

The invention discloses a debridement device for general surgery, and relates to the technical field of surgical equipment. The debridement device includes a body; the upper surface of the body is fixed with a storage box, a supporting rod is fixed inside the storage box, one end of the supporting rod is fixed with a first installation shell, the interior of the first installation shell is movablyconnected with a second installation shell, and the interior of the second installation shell is fixed with a limit rod; one end of the limit rod is fixed with an expansion rod, and the outer side ofthe expansion rod is sleeved with a spring; both ends of the spring are each fixed with an adjustment plate; one side of each adjustment plate is fixed with a slide block; the inner wall of the second installation shell is provided with a sliding groove, and one side of each adjustment plate is fixed with a movable rod. Through the function of a placement plate, the placement plate for placing medical waste can be flexibly mounted and removed, so the medical waste is convenient for a user to recycle, the placement plate is convenient for the user to clean and disinfect, the user is preventedfrom contacting blood stains left on the surface of the placement plate so as to ensure the safety of the user.
Owner:SECOND AFFILIATED HOSPITAL OF COLLEGE OF MEDICINEOF XIAN JIAOTONG UNIV

Equipment base pre-reservation round anchor bolt hole die

The invention relates to a round hole die of an equipment base pre-reservation anchor bolt hole, in particular to an equipment base pre-reservation round anchor bolt hole die, which is characterized in that the equipment base pre-reservation round anchor bolt hole die comprises a center shaft, a first bracing and shrinking device, a second bracing and shrinking device, four templates and four joint sealing plates, wherein the four templates are all in an arc shape and uniformly distributed along a circumference, each joint sealing plate is inserted between two adjacent templates, the four templates and the four joint sealing plates enclose to form a cylindrical space, first template supports on the four templates are all articulated to the first bracing and shrinking device, second template supports on the four templates are all articulated to the second bracing and shrinking device, the lower part of the center shaft, the first bracing and shrinking device and the second bracing and shrinking device are all arranged in the cylindrical space enclosed by the four templates and the four joint sealing plates, the upper part of the center shaft is arranged above the cylindrical space and is provided with outside threads, and a handle is arranged at the upper end of the center shaft. The die is simple to operate and rapid to disassemble and can be used repeatedly.
Owner:CHINA FIRST METALLURGICAL GROUP

A sterilizable air purification device

The invention discloses a sterilizable air purification device, which relates to the technical field of air purification. The invention includes a filter box, an air intake pipe is fixed on one side of the filter box, a first air valve is fixed on the outside of the air intake pipe, a card slot is fixed on the top and bottom of the inner wall of the filter box, a connecting shell is movably connected inside the card slot, and a connecting shell is fixed inside the filter box. There is a positioning rod, one end of the positioning rod is fixed with a first telescopic rod, the first telescopic rod is sleeved with a first spring, both ends of the first telescopic rod are fixed with a connecting plate, one side of the connecting plate is fixed with a clamping rod, and the two sides of the connecting shell are connected. There are positioning holes on the sides, the clamping rods pass through the positioning holes, and the connecting rods are fixed on the upper surface of the connecting shell. Through the function of the disinfection box, the present invention can sterilize the air while filtering it, so that the germs in the air can be eliminated, which can better protect the health of the user, and the filter screen and the disinfection frame All can be dismantled flexibly, which is convenient for users to replace and clean them.
Owner:ANHUI RENHE ENVIRONMENTAL SCI & TECH +1
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