85results about "Building material handling" patented technology

The invention relates to a wall surface leveling system and leveling method, and problems that for the existing wall surface lightgage steel joist leveling mode, the mounting structure is complex, the space occupied by the leveling basement layer is relatively large, and the leveling mode is not suitable for being applied to a small space are solved. A plurality of vertical joists are arranged between a heaven joist and an earth joist in an embedded manner, the upper and lower ends of each vertical joist are respectively clamped into U-shaped grooves of the heaven joist and the earth joist, each vertical joist has a U-shaped cross section, the opening side of each vertical joist faces the wall surface, a plurality of adjusting blocks are arranged in a U-shaped groove of each vertical joist from top to bottom, the central part of each adjusting block is provided with a screwed hole, an adjusting stud is arranged in each screwed hole in an adjustable manner, the inner end of each adjusting stud abuts against the wall surface, the center of each adjusting stud is provided with a bolt hole, and a bolt fixing the adjusting stud on the wall surface is arranged in a manner of traversing the corresponding bolt hole. The vertical joists are supported by side surfaces of the adjusting blocks, and therefore the wall surface can be leveled quickly, the adjusting mode is simple and convenient, the space occupied by the leveling process is small, and the indoor space utilization rate is increased.

A tape system for obtaining accurate construction layouts featuring an elongated strand with an adhesive disposed on the bottom surface, the strand is flexible to allow movement between a rolled configuration and an elongated configuration; a center line disposed in a middle of the strand running from the first end to the second end of the strand; a plurality of center markers disposed along the strand spaced a certain distance apart, the center line divides each center marker into a top portion and a bottom portion, wherein both the top portion and the bottom portion of each center marker is labeled with a first letter, a second letter, a third letter, and a fourth letter; and perforations disposed in each center marker, the perforations being perpendicular to the center line and extending from the first edge of the strand to the second edge of the strand.

The invention discloses an automatic wallboard installation device comprising a door-shaped frame arranged at the front end of a control box. The inner sides of posts of two sides of the door-shaped frame are slidably connected to a lifting panel through a first connecting arm, the outer sides of the posts of two sides of the door-shaped frame are fixed to a first cylinder, the top of the lifting panel is provided with a sliding rail integrally, the sliding rail is slidably connected to a second connecting arm, the other end of the second connecting arm is fixedly connected to a horizontal-moving panel, the lower portion of the horizontal-moving panel is rotationally connected to the side wall of the lifting panel through a rotor, a second cylinder is arranged between the lifting panel and the horizontal-moving panel, a rotary shaft is mounted in the middle of the front end of the horizontal-moving panel and is sleeved with a driven gear, the driven gear is fixed to a wallboard clamped-connecting board, a fourth cylinder is fixed to the outer side of the front end of the wallboard clamped-connecting board, a third cylinder is arranged on the upper portions of the second connecting arm and the driven gear, the front end of the third cylinder is provided with a drive gear, and the drive gear is engaged with the driven gear. By adopting the structure, the effects of simple structure, convenience for operation, high efficiency, safety, time saving, labor saving and free wallboard mounting are achieved.

The invention discloses a grout sleeve for connecting prefabricated member steel bars and a construction method of the grout sleeve, relating to the technical field of precast concrete members. The grout sleeve is used for solving the connection problem of prefabricated member steel bars and has the advantages of simplicity in construction, low cost, high strength and reliability in connection. The grout sleeve comprises a sleeve body, sealing rings and a set bolt, wherein the sleeve body is provided with a grout hole and a vent hole; the set bolt is arranged in the middle of the sleeve body; massive bulges are arranged on the inner wall of the sleeve body; the sealing rings are arranged at two ends in the sleeve body. When a prefabricated member is assembled, two reserved steel bars of the prefabricated member are inserted from two ends of the sleeve body, are fixed by the set bolt and squeeze into the elastic sealing rubber rings, then, a cement-based grouting material is filled from the grout hole, and the two reserved steel bars are connected to form a whole body through the sleeve. The grout sleeve can be used for connecting various prefabricated member steel bars.

The invention provides a concrete hole wall scrabbling device and solves the problems that according to the prior art, great labor force is required in hole wall scrabbling, scrabbling strength cannotbe easily controlled, hole wall scrabbling is uneven, operations are complicated, scrabbling density cannot be adjusted, and onsite construction requirements cannot be duly met. According to the technical scheme, the device comprises a screw rod; the screw rod is provided with a threaded pipe; a first planetary gear system is arranged at the lower end of the threaded pipe; the threaded pipe can only drive a first sun gear to rotate through forward rotation; a first planetary carrier can actively rotate; the rotating direction of the first sun gear is opposite to that of a first gear ring; a second planetary gear system is arranged below the first planetary gear system; a second sun gear is sleeved with the lower end of the threaded pipe; the threaded pipe can only drive the second sun gear to rotate through reverse rotation; the rotating direction of a second gear ring is consistent with that of the second sun gear; the first planetary carrier can drive a second planetary carrier to rotate; a circular cylinder is arranged on the outer side of the first gear ring; and a plurality of circumferentially and evenly distributed scrabbling tools are arranged on the outer side of the circular cylinder.

The invention discloses a glass curtain wall structure convenient for quick installation and an installation process thereof, relates to the technical field of glass curtain walls, and aims to solve the technical problems of relatively complicated installation process as well as low construction efficiency because of the need to fix the glass curtain wall through bolts and structural glue during the construction of the glass curtain wall. The main point of the technical solution is that the structure comprises a wall body, a mounting frame installed on the wall body, and a glass plate installed on the mounting frame, wherein the outer side wall of the glass plate is provided with a support frame; the side of the mounting frame facing the outdoors is provided with abutting flanges that canabut against the support frame, the mounting frame is provided with insertion holes on both sides of the support frame, abutting rods are inserted in the insertion holes, the length of the abutting rods is less than or equal to the length of the short side of one side of the support frame, and the abutting rods abut against the support frame. The glass curtain wall structure has achieved the effect of realizing rapid installation of the glass curtain wall and improving construction efficiency.

A wind turbine tower which includes a number of sections, connected by bolted joints is disclosed. A bolted joint includes at least one connection of the bearing type and at least one connection of the slip resistant at serviceability type. In one aspect, the bearing type connection includes at least one non prestressed bolt and/or the connection of the slip resistant at serviceability type includes at least one prestressed bolt.

The invention discloses a building embedded part device for shaping, positioning and adjusting in the technical field of building construction. The building embedded part device for shaping, positioning and adjusting comprises an annular supporting part serving as a main body support and a positioning part used for limiting the position of a steel bar main reinforcement, wherein the annular supporting part can be rotationally driven through a screw rod piece, and the annular supporting part is translated; the positioning part comprises a sliding end, a telescopic end and a positioning end, and a clamping structure is installed on the positioning part. The building embedded part device can shape and position the steel bar main reinforcement of a building embedded part, the sliding end adjusts the position of the positioning part according to the arrangement modes of different steel bar main reinforcements, and the positioning part can adjust the angle position on the supporting part; before the steel bar main reinforcement is inserted into a wear-resistant sleeve, the steel bar main reinforcement can be rotated, finely adjusted and locked through a rotating sleeve, so that the steel bar main reinforcement can be quickly aligned and inserted, and a steel bar disc reinforcement can be quickly fixed to the strong-structure side of the steel bar main reinforcement through the clamping structure.

The invention discloses a high-precision embedded part reinforcing and mounting device and method and a purpose. The high-precision embedded part reinforcing and mounting device comprises fixing units which are connected with one another. Each fixing unit is mainly composed of a supporting device, a connecting device, a limiting device, a locking device and a pressing device. The connecting devices in the fixing units are connected. The supporting devices are arranged below embedded parts. The pressing device and the connecting devices are arranged above the embedded parts. The pressing devices are arranged between the embedded parts and the connecting devices. The limiting devices are fixed to the supporting devices after penetrating through the connecting devices. The locking devices are arranged above the connecting devices and arranged on the limiting devices in a sleeving mode. The multiple embedded parts are connected into an integral embedded part fixing unit, and the embedded parts can be mounted and adjusted integrally; and compared with a method for mounting and adjusting the embedded parts independently, the mounting speed is high, construction operation is easy and convenient, the mounting efficiency of the embedded parts is greatly improved, and the problem that an existing embedded reinforcing technique cannot meet the requirements for high-precision mounting and construction of the embedded parts is solved.

The invention relates to the technical field of prefabricated buildings, and discloses a fabricated wallboard with a positioning device and a mounting method thereof. The fabricated wallboard comprises a bottom layer wallboard; a reserved steel bar is fixedly installed in the middle of the bottom layer wallboard; the bottom end of the reserved steel bar is movably sleeved with a positioning steel plate; and butt joint channels are formed in the two sides of the inner side of the positioning steel plate. According to the fabricated wallboard with the positioning device and the mounting method thereof, by changing the structures of the positioning steel plate and the bottom end of an upper layer wallboard, utilizing a concave-convex butt joint mode, connecting metal convex strips with the butt joint channels in a sleeved mode and conducting adsorption alignment through magnets, the situation that the time consumed by butt joint between the wallboards is long is avoided, and the wallboard assembling efficiency is improved; a first magnetic ring and a second magnetic ring strongly adsorb the metal convex strips, so that the bottom end of the upper layer wallboard integrally keeps stable vertical falling; and the butt joint channels, the magnets and the reserved steel bar are located on the same horizontal line, so that the situation that a steel bar sleeve opening is accurately aligned with the reserved steel bar can be guaranteed, and the installation accident that the reserved steel bar is extruded and deformed due to misalignment is avoided.

The invention discloses an angle regulating device and an angle regulating method in an integrated frame lifting process. The angle regulating device comprises a fixing mechanism and a rotating mechanism. The angle regulating method comprises the following steps that the fixing mechanism is arranged in a preset position; the fixing mechanism is connected with a pre-separated integrated frame; the rotating mechanism is arranged in a preset position; the fixing mechanism and the integrated frame are separated, and the rotating rotation regulation is carried out on the integrated frame by the rotating mechanism. The device and the method provided by the invention have the beneficial effects that aiming at buildings with layer-by-layer gradually contracting structures, the angle regulation on the integrated frame in the lifting process can be realized through the simple device and the steps, the building of steel pipe scaffolds for protection is not needed, in addition, after once angle regulation, the integrated frame can climb to the top along the angle, and the dismounting and the re-installation positioning of the integrated frame are not needed, so the construction period is reduced.

The invention relates to a load receiving means for attaching heavy building elements. Said means consists of at least one rope piece and a rope deflection which serves to deflect the rope piece protruding from the building element, in particular from the concrete, following a curvature.

A roller-type electric concrete lining machine is composed of an inclined machine frame with walking unit at its both ends and a lining carriage installed on the machine frame. Said walking unit matched with guide track and said lining carriage are driven by motor.

The invention relates to a method for mounting a nuclear island of a nuclear power station, and particularly provides a method for mounting a nuclear island end beam of a nuclear power station, which solves the problems of easiness in tipping over and low mounting precision of a nuclear island end beam in the prior art. The method includes the steps of determining a mounting position of the end beam firstly; arranging at least two fixing rings on the inner wall of a nuclear island cylinder corresponding to the mounting position or arranging at least two fixing supports at the top of a civil engineering layer on the outer side of the nuclear island cylinder corresponding to the mounting position; mounting locking structures on the end beam corresponding to the fixing rings or the fixing supports in position, and hoisting the end beam with a hoisting device; after the end beam is hoisted in place, rigidly or flexibly connecting the locking structures with the corresponding fixing rings or the fixing supports, and arranging an intermediate support device between the end beam and the inner wall of the nuclear island cylinder if flexible connection is adopted; and fixing the end beam on a circular orbit by means of flexible connection, adjusting the position of the end beam and then demounting the hoisting device. Therefore, the end beam cannot tip over and is convenient in adjustment, and the mounting precision is improved.

The invention discloses a separating device for pouring different strengths of concrete for beam and column joints. The separating device comprises a separating device body, wherein the separating device body comprises a steel bottom plate, and two pressing assemblies are arranged on the steel bottom plate in parallel. A plurality of casing pipes distributed in parallel are installed between the two pressing assemblies, wherein the two ends of each casing pipe are arranged in the two pressing assemblies respectively, and each casing pipe is limited between the two pressing assemblies. A plurality of plugging rods used for forming interfaces between the different strengths of concrete at the positions of the beam and column joints are arranged in the separating device body in an inserted mode, wherein each plugging rod is arranged in the corresponding casing pipe in the two pressing assemblies in a penetrating mode and is pressed, positioned and fixed by the two pressing assemblies. Theseparating device ensures the separating effect and the pouring quality of the different strengths of concrete at the positions of the beam and column joints, waste of the concrete is reduced, and the perception effect is good.

The invention relates to a device and method for adjusting the size of a top die system hanging rack. The device for adjusting the top die system hanging rack comprise a vertical face protecting net frame, a movable plate, guide angle steel, first guide channel steel and second guide channel steel. The lower end of the vertical face protecting net frame is vertically and fixedly connected with the left end of the movable plate, and the left end and the right end of the lower surface of the movable plate are respectively provided with a plurality of vertical bearings and horizontal bearings. The guide angle steel and the first guide channel steel are arranged at the left end and the right end of a bottom plate of the hanging rack respectively. The second guide channel steel is arranged at the upper end of a vertical rod of the hanging rack. The left end and the right end of the movable plate are placed in an opening of the guide angle steel and an opening of the first guide channel steel respectively. The upper end of the vertical protecting net frame is placed in an opening of the second guide channel steel. According to the device and method for adjusting the size of the top die system hanging rack, the vertical face protecting net frame and the movable plate can slide along the guide angle steel and the first guide channel steel, so that the size of a rack body of the hanging rack is adjusted freely, and the hanging rack can be adapted to the size variation of a building core tube.

The invention provides a paving construction process for roofs of a steel framework composite building. The paving construction process comprises the steps that a roof framework and roof panels are prepared, the roof panels are bond to the bottom surface and the top surface of the roof framework, concrete is prepared, the roof framework is filled with the concrete, the concrete is vibrated, a supporting framework is erected on the building, the supporting framework is paved with the roofs of the steel framework composite building, seam filling pipes are plugged in roof plate seams between every two adjacent roofs of the steel framework composite building, the roofs of the steel framework composite building and the seam filling pipes or the supporting framework are welded, and roof plate seams are filled with filler. By the adoption of the technical scheme, the concrete filling the roofs of the steel framework composite building is vibrated, the internal and external temperature difference is reduced, after paving and filling with the seam filling pipes, the filler is used for filling to enable the roof plate seams to be kept consistent, the thermal expansion rate of the building roof is kept uniform, twisting and deformation are avoided, and the roof waterproof grade and the construction quality are improved.

The embodiment of the invention provides a supporting control method, device and system for engineering machinery and a medium, and belongs to the field of the engineering machinery. The method comprises the steps that a target position, input by a user, of loading operation of the engineering machinery is obtained; according to the target position, the loading posture information under the optimal loading posture is calculated, specifically, the optimal loading posture refers to the posture enabling the gravity center of the whole engineering machinery to be closest to the inner side, and theinner side refers to the side with the small projection distance from the loading gravity center to the rotation center of the engineering machinery; the gravity center of a whole vehicle corresponding to the optimal loading posture is calculated according to the loading posture information; and according to the gravity center of the whole vehicle, the recommended supporting opening degree for supporting legs of the engineering machinery is calculated, specifically, the recommended supporting opening degree enables the distance between the side line formed by the supporting fulcrums of the corresponding supporting legs and the gravity center of the whole vehicle to be smaller than a preset value and located outside the gravity center of the whole vehicle. According to the supporting control method, device and system for the engineering machinery and the medium, the recommended supporting opening degree required by the loading operation can be obtained in advance, so that guidance suggestions are provided for support unfolding.

The invention discloses a two-dimensional travelling mechanism. The two-dimensional travelling mechanism comprises a shell body, a first travelling structure, and a second travelling structure, wherein the first travelling structure comprises a first driving device located in the shell body and first supporting legs which are connected with the first driving device, driven by the first driving device and located outside the shell body and on the two opposite sides of the shell body correspondingly, and the first travelling structure is used for driving the shell body to travel in the first direction; and the second travelling structure comprises a second driving device located in the shell body and second supporting legs which are connected with the second driving device, driven by the second driving device and located outside the shell body and on the two opposite sides of the shell body correspondingly, and the second travelling structure is used for driving the shell body to travelin the second direction, and the second direction is perpendicular to the first direction. The two-dimensional travelling mechanism is simple in structure, high in reliability and light in weight, anautomatic reinforcing steel bar binding machine is arranged on the two-dimensional travelling mechanism, the two-dimensional travelling mechanism is used for being matched with the automatic reinforcing steel bar binding machine to achieve the reinforcing steel bar binding action, and the problem of reinforcing steel bar binding can be solved.

The invention relates to complexly stressed components, platforms, floors and ship bodies, and discloses a bolting component for a corrugated steel plate and plain steel plates and a manufacturing process. The bolting component comprises the corrugated steel plate (3) and the plain steel plates (2), wherein connecting holes are formed in the corrugated steel plate (3) and the plain steel plates (2); connecting threaded rods (1) penetrate through the connecting holes in the corrugated steel plate (3) and the plain steel plates (2) to connect the corrugated steel plate (3) with the plain steel plates (2). The process comprises the following steps of a, forming the connecting holes in the plain steel plates (2) and the corrugated steel plate (3); b, inserting the connecting threaded rods (1) into the connecting holes; and c, fastening the connecting threaded rods (1). According to the bolting component and the manufacturing process, the plain steel plates and the corrugated steel plate are combined and connected together through the connecting threaded rods, so that the shortcoming of incapability in mounting and fastening operation due to the fact that spaces between the plain steel plates and the corrugated steel plate are small in the prior art is overcome; the bolting component and the manufacturing process have the advantages of simplicity and convenience for operation and more stable connection.