21results about How to "Efficient demolition" patented technology

The utility model relates to the technical field of cigarette production equipment, and particularly discloses a shred pressing wheel bearing dismounting device. Comprising a driving head, a bearing outer ring dismounting head and a bearing inner ring dismounting head, the driving head is detachably connected with the bearing outer ring dismounting head or the bearing inner ring dismounting head; the driving head comprises a telescopic rod; the lower part of the bearing outer ring dismounting head is provided with an outer ring ejector rod corresponding to a hollow hole of the wire pressing wheel; after the driving head is connected and combined with the bearing outer ring dismounting head, the telescopic rod corresponds to a middle column of the wire pressing wheel; a plurality of bearing inner ring clamping arms are arranged at the lower part of the bearing inner ring dismounting head; the bearing inner ring clamping arm can be movably adjusted in the radial direction of the bearing inner ring dismounting head. An inner boss corresponding to a bearing inner ring of the wire pressing wheel is arranged at the lower end of the bearing inner ring clamping arm in the radial direction. The device has the advantages of being convenient and fast to operate, efficient, free of damage to the wire pressing wheel, good in using effect and the like.

The utility model discloses a rectification purification device for NMP waste liquid recovery, which belongs to the technical field of waste liquid treatment, and comprises a purification tower, one side of the purification tower is fixedly connected with a delivery pump, one end of the delivery pump is fixedly connected with a fixed barrel, the center of the top surface of the fixed barrel is provided with a sealing cover, and the top surface of the fixed barrel is provided with a water inlet and a water outlet. A connecting pipe is fixedly connected to the portion, close to one side, of the top face of the sealing cover, a liquid conveying pipe is fixedly connected to the upper end of the connecting pipe, a filtering cylinder is arranged on the portion, close to the side edge, of the bottom face of the sealing cover, and a cleaning mechanism is arranged in the filtering cylinder. And moreover, the cleaning assembly is arranged to clean impurities on the inner surface of the filter part, so that the problem of blockage of the filter part is reduced, and the recovery work is ensured to be smoothly carried out.

The invention provides an offshore project demolition operation whole process monitoring system. The system comprises a data acquisition module, a work ticket generation module, a demolition operation path planning module, a demolition data collection and homing module, an illegal behavior identification module, a risk analysis module and a visualization module. The whole process of dismantling operation is monitored under the condition that a complex marine environment is considered, and a work ticket generation module is used for generating a work operation ticket; generating an operation path planning graph by using a dismantling operation path planning module; the illegal behavior recognition module is used for monitoring illegal behaviors in the demolition operation process for accurate recognition, the risk analysis module is used for recognizing and feeding back risk types possibly corresponding to the illegal behaviors, and meanwhile potential risks in the demolition operation process are analyzed for content recognition; through effective monitoring, the safety and efficiency of operation can be improved.

The invention discloses a cable bearing type bridge demolition device adopting closed rails and a construction method.The cable bearing type bridge demolition device comprises two sets of assembly type supporting frames and a plurality of rail trolley assemblies, the two sets of assembly type supporting frames are oppositely distributed and arranged across a bridge, and the closed double rails are arranged on the assembly type supporting frames; rail wheels corresponding to the closed double rails are arranged at the bottoms of the rail trolley assemblies, the axis direction of the rail wheels is perpendicular to the closed double rails, rail grooves are formed in the closed double rails, the rail wheels are inserted into the rail grooves along one ends of the closed double rails, and limiting structures for limiting the rail wheels are arranged in the rail grooves. The rail wheels can move in the length direction of the rail grooves, and vertical movement of the rail wheels can be limited through the limiting structures. A bridge is divided into a plurality of to-be-disassembled bridge blocks according to the span, the bridge is cut into the plurality of to-be-disassembled bridge blocks, and the plurality of rail trolley assemblies move on the rails to sequentially hoist the to-be-disassembled bridge blocks connected with the rail trolley assemblies to the adjacent bridge abutments and crush and decompose the to-be-disassembled bridge blocks.

The application discloses a disassembling device for disassembling a wedge key of a crushing device, which comprises a connecting support fixedly arranged for being connected with the crushing device, and a puller assembly capable of moving relative to the connecting support. The puller assembly comprises a positioning member for holding the wedge key to be disassembled and a pull rod. The connecting support is provided with a movable cavity for accommodating the positioning member. The positioning member is movably arranged in the movable cavity. One end of the pull rod is movably arranged on the connecting support. At least one end of the pull rod extends into the movable cavity and is connected with the positioning member, so as to drive the positioning member to move in the movable cavity, adjust the remaining space in the movable cavity, adapt to different pulling strokes, and disassemble the wedge key.

The present invention discloses a temporary support removal method for existing concrete components, which belongs to the technical field of building removal, and includes the following steps: marking according to preset segmentation positions, dividing the existing concrete components into multiple concrete segments from bottom to top for easy cutting operation; cutting the first end face slit of the first concrete segment starting from the lower end; installing two annular limiting devices at intervals on the concrete component; installing a first jack between the two annular limiting devices; cutting the second end face slit of the first concrete segment; lifting the first concrete segment from its original position; installing a second jack between the two cut end faces, and disassembling the two annular limiting devices; repeating the above steps to complete the removal of all concrete segments. The removal method disclosed by the present invention can effectively support and remove existing concrete components, thereby improving the removal efficiency of buildings.

This utility model discloses a cutting tool for quickly removing cylinder clamps, including a base, a grooving device, and a round sleeve positioning device. The base integrates the grooving device and the round sleeve positioning device into one unit. The grooving blade is driven by a built-in power and extends into the sleeve body to perform a circumferential equal-depth cut on the cylinder, destroying its entire circumferential binding force in one go, reducing the removal time from several minutes to several seconds. The inner diameter of the sleeve body matches the outer diameter of the cylinder, forming a self-centering positioning. The cutting depth deviation is ≤0.1 mm, completely avoiding the internal bushing and eliminating the risks of chiseling damage, deformation, and splashing caused by traditional hammering. The transparent protective sleeve can be quickly installed and removed, and the cutting status can be observed in real time. The positioning device is connected to the base by fixing bolts, which facilitates the replacement of different specifications of sleeves, realizing multi-purpose use. This utility model is small in size, lightweight, and requires no external hydraulic or electrical control. It can utilize the power of existing grooving equipment on-site to achieve efficient, labor-saving, zero-damage, and highly consistent rapid removal, significantly improving production efficiency and operational safety.

The invention provides a medical orthopedic gypsum removal mechanism, and belongs to the technical field of orthopedics. Comprising a first placing frame and a second placing frame, the first placing frame and the second placing frame are fixedly connected through a pair of fixing plates, and one side of the first placing frame is fixedly connected with a fixing frame. Through cooperative use of the first placing frame, the second placing frame, the fixing frame and the sliding plate, in the process of removing plaster on the affected legs of the patient, the first placing frame and the second placing frame support the legs of the patient, and the fixing frame and the sliding plate limit the thighs of the patient; meanwhile, a first connecting plate and a second abutting block limit the legs of the patient, the affected legs of the patient can be fixed, when the plaster saw is used for cutting plaster of the affected legs, the situation that the legs of the patient shake due to tension is avoided, the stability of the patient in the process of cutting the plaster of the affected legs is improved, and the difficulty of removing the plaster is reduced.

The utility model discloses an assembly type steel column foot grouting formwork which comprises two first coamings arranged oppositely and two second coamings arranged oppositely, and the first coamings and the second coamings are the same in height. First meshing grooves are downwards formed in the positions, close to the two ends, of the top of each first surrounding plate, second meshing grooves are upwards formed in the positions, close to the two ends, of the bottom of each second surrounding plate, and the bottoms of the first meshing grooves and the bottoms of the second meshing grooves are formed to the horizontal center faces of the corresponding surrounding plates; the two first surrounding plates and the two second surrounding plates are arranged in an orthogonal mode, and the grouting formwork is formed through nesting and meshing of the corresponding first meshing grooves and the corresponding second meshing grooves. The grouting template does not need to be reinforced, is efficient to mount and dismount, and solves the problems of tedious preparation work and low efficiency in the construction process of an existing template.

The invention relates to the technical field of power line engineering, in particular to a fabricated aluminum-steel mixed spanning net sealing frame. Comprising a tower column combination frame, cross arm combination frames are slidably connected to the tower column combination frame, a top sealing net is connected between the two cross arm combination frames, and a first lifting mechanism used for lifting the cross arm combination frames is detachably connected to the top of the tower column combination frame; the cross arm combination frame is detachably connected with a second lifting mechanism used for dismounting and mounting the lifting operation of the tower column combination frame. According to the invention, the spanning frame is constructed and dismounted in an assembly type installation mode, so that the carrying amount is reduced, the tedious assembly operation is simplified, and the spanning frame can be constructed and dismounted more efficiently; the tower column combined frame and the cross arm combined frame are made of aluminum-steel mixed structures, so that the problems of decay, worm damage, cracking and the like caused by the influence of the natural environment in the using process of the crossing frame can be avoided, and the strength and the stability of the crossing frame in the using process are guaranteed.

The invention aims at disclosing a device and method for disassembling a front cover of a computer case, and relates to the technical field of computer case assembling. The front cover dismounting assembly comprises a vertical support, a buckle pressing assembly, an adsorption assembly, a push block assembly and a clamping jaw assembly. The clamping jaw assembly clamps the two ends of a front cover. The buckle pressing assembly comprises a first lifting air cylinder, a horizontal plate, a first pressing and clamping piece, a second pressing and clamping piece and a third pressing and clamping piece, and the horizontal plate is provided with a hollow part; the adsorption assembly comprises a mounting part and a bent part, the bent part penetrates through the hollow part, and an adsorption head is arranged at the end of the bent part; the push block assembly comprises a second lifting air cylinder, a first horizontal air cylinder and a push block. The first horizontal air cylinder drives the push block to be close to or away from the front cover. The device has the technical effects that the clamping jaw assemblies clamp the two ends of the front cover and move in the direction away from the buckle pressing assembly while the buckle pressing assembly synchronously presses the three buckles, and the front cover is efficiently disassembled.

The invention provides a lightweight building dismantling machine for a frame structure building and a dismantling method. The lightweight building dismantling machine is used for dismantling the frame structure building. The lightweight building dismantling machine comprises a plurality of lifting systems, a frame system and a panel system. The lifting system comprises a column top piece, a lifting frame, a force holding frame and a fixing piece and can be connected with a frame column of a to-be-dismantled frame structure building. The frame system is connected to the lifting system, and the panel system covers the frame system; the frame system and the panel system are correspondingly provided with a tower crane opening and a material conveying opening. According to the invention, building materials and mounting and dismounting time required for erecting a supporting structure are saved, and the use is more flexible; the lifting system can be switched among four use states, is stable in connection, reasonable in force transmission path, easy to control and simple and convenient to operate, and realizes efficient and continuous operation; the overall stability is high, the safety is high, the external environment is prevented from being polluted, energy is saved, the construction period is shortened, and the construction cost is reduced.

The invention discloses a tray bearing type large-span bridge efficient dismantling device and a construction method.The tray bearing type large-span bridge efficient dismantling device comprises two sets of assembly type supporting frames, a dismantling section lifting trolley assembly and a to-be-dismantled section lifting trolley assembly, the two sets of assembly type supporting frames are oppositely distributed and arranged across a bridge, and rails and the dismantling section lifting trolley assembly are arranged on the assembly type supporting frames; the to-be-disassembled section lifting trolley assembly is movably arranged on the rails of the two sets of assembly type supporting frames, the disassembling section lifting trolley assembly and the to-be-disassembled section lifting trolley assembly are connected with lifting ropes, the lifting ropes are connected with a tray, the bridge is divided into a plurality of to-be-disassembled bridge blocks according to the requirement, and bridge piers are arranged at the bottoms of the head to tail bridge blocks in the multiple to-be-disassembled bridge blocks. A head to-be-disassembled bridge block and a whole bridge are cut, the head to-be-disassembled bridge block is lifted away through a crane, at the moment, a disassembling section lifting trolley assembly is located above a to-be-disassembled bridge block adjacent to the head to-be-disassembled bridge block, and the to-be-disassembled section lifting trolley assembly lifts the remaining to-be-disassembled bridge through a tray.

The utility model relates to an electronic ice tank assembly structure, and its technical scheme main points are: including: shell, and inner bag, the inner bag is placed in the inner side of shell, the one end of inner bag is relatively provided with water inlet and water outlet, is provided with water inlet joint on water inlet, is provided with water outlet joint on water outlet, the other end of inner bag is provided with drain pipe, one side of inner bag is provided with square hole, the periphery of square hole is provided with boss, is provided with containing groove around the opening, is equipped with sealing ring in containing groove, is provided with square boss in the periphery of square hole of inner bag, and is provided with containing groove of adapting with sealing ring on boss, effectively prevent sealing ring from deviating, strengthened the leakproofness, reduced the risk of water leakage and circuit short-circuit, improved the reliability and security of electronic ice tank, through setting up water inlet joint and water outlet joint make the connection and remove more convenient, efficient, labor saving, promoted the installation efficiency, can bear greater pressure, firmness is stronger, reduced the water leakage situation.

The invention discloses a tray bearing type bridge demolition device adopting closed rails and a construction method.The tray bearing type bridge demolition device comprises two sets of assembly type supporting frames, a demolition section lifting trolley assembly and a to-be-demolition section lifting trolley assembly, the two sets of assembly type supporting frames are oppositely distributed and arranged across a bridge, and the closed double rails are arranged on the assembly type supporting frames; rail wheels corresponding to the closed double rails and cables are arranged at the bottom of the dismantling section lifting trolley assembly and the bottom of the to-be-dismantled section lifting trolley assembly, the cables are connected with trays, the axis direction of the rail wheels is perpendicular to the closed double rails, rail grooves are formed in the closed double rails, and the cables are connected with the trays. The rail wheels are inserted into the rail grooves along one ends of the closed double rails, limiting structures for limiting the rail wheels are arranged in the rail grooves, the rail wheels can move in the length direction of the rail grooves, the vertical movement of the rail wheels can be limited through the limiting structures, the stability is high when the lifting trolley moves in the dismantling process, and the reliability of the device is improved.

The invention discloses a transportation device with a self-lubricating function, and relates to the technical field of transportation equipment. The lubricating device is composed of a lubricating component and a conveying component, the conveying component is composed of a conveying belt, a driving motor and a rotary drum, the conveying belt is connected through the rotary drum, and an output shaft of the driving motor is connected with the rotary drum to drive the conveying belt; the lubricating component comprises a mounting frame arranged on the side face of the conveying belt, a maintenance box is arranged at the bottom of the mounting frame, a chain wheel mechanism is arranged at the end, facing the mounting frame, of the rotary drum in a matched mode, and a fixing mechanism is arranged at the end of the rotary drum and used for fixing the chain wheel mechanism. The chain wheel mechanism is formed by meshing a chain wheel and a chain so as to perform linkage driving on the transportation component; a positioning transfer mechanism is arranged on the mounting frame and is used for transferring the chain wheel mechanism; the transportation device can be regularly lubricated and maintained, and manual maintenance operation is omitted.

This utility model relates to an impact tool, comprising: a main body, an impact member, and a hammering member. The main body includes an internal space, an impact chamber, and a insertion hole arranged sequentially along a first direction. The internal space and the impact chamber are interconnected, and the insertion hole connects to the impact chamber for an object to be impacted to pass through. The impact member is used to impact the object to be impacted. The impact member is movable from a first position to a second position within the impact chamber along the first direction. When the impact member is in the first position, it does not protrude from the insertion hole in the first direction, and a portion of the impact member protrudes into the internal space. The hammering member is movable back and forth within the internal space along the first direction to hammer the impact member and force it to move along the first direction.

The invention belongs to the technical field of automobile assembly, and discloses an auxiliary tool for disassembling an automobile door, which comprises a first handle and a second handle, the end part of the first handle is provided with a clamping part, and the clamping part is used for clamping a hinge; the handle body of the second handle is rotationally connected with the handle body of the first handle, and a jacking pin is arranged at the end, close to the clamping part, of the second handle and used for jacking a plug pin of the hinge. During use, the hinge is clamped by the clamping part, then the second handle is rotated relative to the first handle, the second handle drives the jacking pin to gradually get close to the hinge and jack up a bolt of the hinge, at the moment, the hinge is disassembled, and a vehicle door can be taken out smoothly. When the auxiliary tool is used, the second handle is reversely rotated relative to the first handle, the second handle drives the jacking pin to be gradually away from the hinge, then the hinge is taken down from the clamping part, and the auxiliary tool for disassembling the automobile door is used for disassembling the next automobile door. An operator can quickly and efficiently dismount the vehicle door through the vehicle door dismounting auxiliary tool, and the working efficiency of the operator is improved.

A method for dismantling an emergency hotel includes the following steps: obtaining parameter data of the emergency hotel, the parameter data characterizing the physical structure of the emergency hotel; constructing a hotel BIM model of the emergency hotel according to the parameter data; determining the to-be-dismantled area and the reserved area of ​​the temporary construction layer in the emergency hotel; wherein the temporary construction layer is a housing area added by adding a mezzanine in the building of the emergency hotel; determining the final dismantling order of multiple to-be-dismantled parts in the to-be-dismantled area according to the hotel BIM model; arranging multiple stress monitoring units on the building of the emergency hotel, the multiple stress monitoring units are used together to monitor the stress changes of the building of the emergency hotel; and completing the dismantling of the temporary construction layer according to the final dismantling order. By utilizing the method for dismantling an emergency hotel of the present invention, the dismantling of the temporary construction layer can be completed well, and the integrity and safety of the building structure of the emergency hotel after dismantling are guaranteed, without affecting the subsequent operation of the hotel.

The present invention relates to the technical field of power line engineering, and in particular to an assembled aluminum-steel hybrid spanning sealing net frame. It comprises a tower assembly frame, a cross arm assembly frame is slidably connected to the tower assembly frame, a top sealing net is connected between two cross arm assembly frames, a first lifting mechanism for lifting and lowering the cross arm assembly frame is detachably connected to the top of the tower assembly frame, and a second lifting mechanism for lifting and lowering the tower assembly frame is detachably connected to the cross arm assembly frame. The present application adopts an assembled installation method to build and dismantle the spanning frame, which not only reduces the amount of transportation but also simplifies the cumbersome assembly operations, and can build and dismantle the spanning frame more efficiently; the tower assembly frame and the cross arm assembly frame are made of an aluminum-steel hybrid structure to avoid the spanning frame being affected by the natural environment during use and causing problems such as decay, insect bites, and cracking, thereby ensuring the strength and stability of the spanning frame during use.

The application discloses a kind of cable load type large-span bridge high-efficiency dismantling device, including two groups of assembly support frame, several track trolley assemblies, two groups of assembly support frame are oppositely distributed and are set across bridge, track is equipped on assembly support frame, several track trolley assemblies are movably set on the track of two groups of assembly support frame, bridge is divided into several to be dismantled bridge blocks by cutting, except the first and last two blocks of to-be-dismantled bridge blocks with bridge pier in the bottom, the rest to-be-dismantled bridge blocks are connected with to-be-dismantled bridge block by cable and corresponding track trolley assembly of several track trolley assemblies, and several track trolley assemblies are sequentially lifted and transported to the abutment close to by moving on track with the to-be-dismantled bridge block connected with it and broken down;Assembly support frame includes first frame body, second frame body, the first frame body and the second frame body are respectively symmetrically distributed on the left and right sides of bridge, the first frame body and the second frame body one end bottom are respectively equipped with rotating device and abutment connection, and the other end of the first frame body and the second frame body is connected by detachable mode.