293 results about "Infill wall" patented technology

The invention provides a pseudo-static testing device for concrete columns after non-peripheral fire exposure and an implementation method thereof. According to the fire exposure of a concrete column, two movable stove walls plus a temporary filling wall built in the middle opening are combined to form a fourth stove wall of a stove of the testing device. The stove is arranged in the body of a reaction frame, and a vertical load application unit is mounted on the bottom of a middle horizontal steel beam to apply vertical load on the concrete column; and a horizontal tension-compression servo loading unit is mounted on a horizontal reaction wall, and can apply pushover load and low-cycle horizontal reversed load on the concrete column specimen. The testing device first carries out a fire test under non-peripheral fire exposure on a loaded concrete column, and then carries out a pseudo-static test after fire extinguishment and cooling, and a data acquisition system is used for acquiring air pressure, temperature, displacement and load at each measuring point. The invention is applicable to the experimental study on the fire resistance and post-fire anti-seismic performance of concrete columns under non-peripheral (such as three-side, two-neighboring-sides and single-side) fire exposure.

The invention discloses a casting molding template and a casting molding process for constructional columns of infilled walls. The molding template comprises a lining template and a principal template, wherein the upper end part of the principal template is provided with a lining template installing slot for installing the lining template, the lining template and the principal template are assembled so as to form a constructional column template; and the lining template installing slot is provided with a horn-type feeding device, the lining template is a movable template which can carry out up-and-down motions or left-and-right motions on the inner wall of the principal template, and a template moving component is arranged on the outside surface of the lining template; and the molding process comprises the steps of 1, carrying out survey layout; 2, installing a reinforcement cage; 3, erecting the template; 4, installing the horn-type feeding device; 5, moving the lining template outwards; 6, carrying out casting construction; 7, moving back the lining template and removing the horn-type feeding device; and 8, removing the template. The casting molding template disclosed by the invention is reasonable in structure, simple in operation, economic, practical, time-saving, labor-saving and good in application effect, and can effectively solve various actual problems existing in the current construction on constructional columns of infilled walls.

The invention provides a prefabricated concrete frame infill wall system and a construction method thereof. The system comprises a rectangular concrete frame which is formed by concrete frame columns and concrete frame beams in an enclosing mode and an infill wall infilling the frame, anchoring ribs are implanted into the left frame columns in a uniformly spaced mode, the right frame columns and the upper frame beam on a frame inner ring, and the tail end of the anchoring rib on the upper frame beam is horizontally connected with a horizontal through long rib. According to the prefabricated concrete frame infill wall system and the construction method thereof, early cracking and corner damage of the frame infill wall are controlled by changing the structural form of the infill wall to improve the ductility of the wall and the overall anti-seismic property of the frame structure, and the anti-seismic property of the system is guaranteed by serving as the first anti-seismic defense line; in addition, the construction efficiency is high, the anti-dumping capacity is good, and the labor intensity is low. The construction method can be widely applied to concrete frame infill wall construction.

The invention provides an infill wall connecting assembly in a fabricated steel structure system. The infill wall connecting assembly comprises bent steel bars, steel sleeves and friction energy dissipation layers. According to the infill wall connecting assembly in the fabricated steel structure system, an infill wall is fixed through connecting pieces of steel pipe columns and the infill wall, and the friction energy dissipation layers, wherein gaps between the infill wall and the steel pipe columns, between the infill wall and cross beams as well as between the infill wall and floors are filled with the friction energy dissipation layers; the problems of difficult positioning and flashover of the infill wall can be effectively solved; the construction time of mounting and dismounting ofa support can further be saved, and the infill wall connecting assembly can be widely applied to a steel structure building; and according to the infill wall connecting assembly, the structure is simple, manufacturing and mounting are convenient, the size is easy to adjust, concealment is high, the construction cost is relatively low, and certain universality is achieved.

The invention provides a prefabricated steel frame infill wall system and a construction method thereof. The system comprises a rectangular steel frame which is formed by steel frame columns and steel frame beams in an enclosing mode and an infill wall infilling the steel frame; steel frame joint plates are connected to the steel frame columns and the steel frame beams on a steel frame inner ring in a uniformly spaced mode, and long circular horizontal connecting holes are formed in the steel frame joint plates. According to the prefabricated steel frame infill wall system and the construction method thereof, through design of the long circular connecting holes, relative displacement can be generated between the steel frame and the infill wall, the phenomenon that cracks are generated on the infill wall under the seismic action is effectively avoided, and the anti-seismic property of the system is guaranteed by serving as the first anti-seismic defense line; meanwhile, by adopting a complete prefabricated wallboard, the whole performance is good, construction is convenient and rapid, and the labor intensity is low. The construction method can be widely applied to steel frame infill wall construction.

The invention discloses an energy dissipation and shock absorption assembly type infilled wallboard structure. The energy dissipation and shock absorption assembly type infilled wallboard structure comprises a wallboard, the wallboard is a rectangular wallboard, the wallboard comprises two L-shaped sub-wallboards with the same size and shape; the horizontal contact interfaces of the two L-shaped sub-wallboards are filled with damping layers and are connected with each other through a bending deformation energy dissipation device in the plane of a steel plate; and the vertical contact interfaces of the two L-shaped sub-wallboards are located in the middle of the wallboard, impact buffer layers are fixedly arranged on the vertical contact interfaces correspondingly, and the space between theimpact buffer layers is filled with flexible filler. The energy dissipation and shock absorption assembly type infilled wallboard structure is provided with different levels of energy dissipation structures, the wallboard structure has the shock absorption and energy dissipation effects under the action of small earthquakes, medium earthquakes and large earthquakes; the wallboard structure has good deformation ability, the wallboard can be effectively prevented from being damaged under the conditions of small earthquakes and medium earthquakes; and the wallboard structure can play a supporting role under the condition of large earthquakes to prevent a wall body from collapsing.

The invention discloses an energy-saving insulation structure of a lighting window and a construction method thereof. A reinforcing keel is arranged in a filler wall around the window, waterproof cloth is arranged on the joint, the filler wall is connected outside a frame column to form a one-piece palisade structure encircling a frame column system, the frame column is partially embedded in the filler wall, the filler wall is a cast-in-situ sandwich wall, and a lightgage steel keel anchored with floor slabs at the two sides is arranged in a light porous inorganic core material. According to the energy-saving insulation structure of the lighting window and the construction method thereof, the functions of the keels, also as the wall keels, and an external window subframe are reinforced, the material is saved, and the phenomenon of 'thermal bridge' is avoided. The waterproof cloth is arranged additionally, so the air tightness and waterproof permeability of the palisade structure are improved, the heat preservation performance is improved by 2-5%, and the air tightness is improved by 5-10%. The palisade structure outside the building and the exterior wall insulation are integrated, industrial wastes are recycled as raw materials to form a non-flammable inorganic foam insulation material of which internal abundant porous structures have excellent heat preservation and sound insulation effects, the construction is simple, form stripping does not needed, the construction efficiency of the building is increased by 30%, and the cost is lowered by more than 10%.

The invention discloses a low-yield-point steel plate shear wall with two connected edges. The shear wall comprises a steel plate infill wall, two clamping plates and edge components. The steel plate infill wall is made of low-yield-point steel, the two clamping plates and the edge components are made of common steel, the upper edge and the lower edge of the steel plate infill wall are welded to the two clamping plates respectively, and the edges of the two sides of the steel plate infill wall are welded to the edge components. According to actual engineering requirements, obliquely crossed or crossed stiffening ribs can be arranged on the surface of the steel plate infill wall, and the stiffening ribs are made of common steel. The low-yield-point steel plate shear wall with the two connected edges is simple in structure, convenient to manufacture and install, stable and excellent in ductility and hysteretic behavior, capable of meeting the shockproof design concept of strong column and weak beam and multi-channel shockproof systems, good in shock resistance and capable of being widely applied to frame structure systems, and the size is easy to adjust.

The invention discloses a method for fixedly sealing a seam between an infill wall and a beam or a board. The method is characterized by including the following steps that firstly, a jacking piece is inserted in the seam between the top of the infill wall and the beam or the board in advance, the position between the infill wall and the beam or the board is jacked and fixed, and the displacement of the infill wall is restrained; secondly, filler is inserted in the middle of the span of the seam and grooves are reserved in the two sides of the seam; thirdly, the grooves in the two sides of the seam are filled with mortar compactly. The invention further discloses a structure for fixedly sealing the seam between the infill wall and the beam or the board to implement the method. By the adoption of the method and structure, the middle portion of the span of the seam between the top of the infill wall and the beam or the board is filled with the jacking piece and compressible solid, namely the filler, the sound insulation performance of a partition is improved, displacement and deformation of the infill wall are effectively restrained, construction can be conducted so as to squeeze and compact mortar in the seam conveniently, and the problem that the mortar of the seam cracks due to the fact that the mortar is not squeezed compactly is solved.

A facade/wall system comprises a number of modules. Each module comprises a plurality of insulating panels which have connection means on opposite sides thereof for interengaging the panels together at joints between the panels. Reinforcing elements in the form of top hat sections bridge the joints between adjacent panels. The top hat reinforcement elements used to interconnect adjacent panels in a module ensure that the composite panels act together as monolithic structure that creates a diaphragm whilst providing a surface to which cladding can be fixed and also providing a cavity between the panels and the cladding attached to the modules. They stiffen the panels and thereby enhance resistance to deflection. The system is cost effective and relatively easy and quick to install.

The invention aims to provide a low cost framework structure constructional column construction method, and solves the problems that a conventional framework structure infill wall constructional column is complex in construction, high in cost, poor in quality, and long in construction period.

The invention discloses a construction method for plugging seams at the top of a filling wall. The construction steps include: reserving a certain gap when the masonry of the filling wall is built to the bottom of the concrete structure beam or slab; The wedge plug is tightly plugged on the inside of the wall to give a preload to the top of the masonry; the outside of the top of the wall is treated with fine stone concrete to ensure that the dry hard fine stone concrete or cement mortar can fill the gap tightly; After the stone concrete strength reaches 50%, remove the anti-corrosion wooden wedge, fill the inner side of the wall with fine stone concrete, and embed grouting pipes at intervals; after the plastering inside the wall is completed, pour polymer cement mortar through the pre-buried grouting pipes . The invention has the advantages that the construction method is simple and easy to operate, speeds up the project progress, shortens the construction period, improves the quality, reduces the cost, and effectively solves the difficult problem that cracks are easily cracked at the top of the filling wall under the concrete beam or the slab.

The invention provides an assembly energy dissipation and vibration reduction filling wall board structure. The wall board structure is located in a space defined by an upper frame beam, a lower framebeam and frame columns, and comprises a concrete board and a plurality of energy dissipation anchoring parts. The concrete board comprises a first vertical board body and a second vertical board body, the fixed end of the first vertical board is fixedly connected with the lower frame beam, and the free end of the first vertical board body is slidably connected with the upper frame beam. The fixedend of the second vertical board body is fixedly connected with the upper frame beam, and the free end of the second vertical board body is slidably connected with the lower frame beam. A waterproofheat preservation layer is arranged between the first vertical plate body and the second vertical plate body. The multiple energy dissipation anchoring parts penetrate through the waterproof heat preservation layer, and the two ends of each energy dissipation anchoring part are connected with the first vertical board body and the second vertical board body correspondingly. The assembly energy dissipation and vibration reduction filling wall board structure is simple in structure, convenient to assemble, and improves the construction efficiency. When the upper frame beam and the lower frame beam generate relative displacement, the energy dissipation anchoring parts which are fixedly connected with the first vertical board body and the second vertical board body can generate plastic deformation, then the earthquake energy is absorbed and dissipated, and accordingly the energy dissipation and vibration reduction effects are good.

A construction method of a novel structural column for frame-structured T-shaped filled walls is characterized in that vertical bars are fixed in embedding holes of embedded parts by means of extending into embedding hollows and by means of welding, so that effective connection of the structural column with top and bottom structures is guaranteed; in order to guarantee connective integration of the T-shaped prefabricated segment structural column with walls on two sides and to facilitate building and tie bar construction, by centering on building of the above prefabricated segment structural column, connective parts of the filled walls on two sides with the structural column are built synchronously with blocks of the prefabricated segment structural column, the building of the walls is gradually spread to the far side, and thus the requirements of building specifications of the filled walls are met; each prefabricated segment is composed of two prefabricated segment blocks; the thickness of each prefabricated segment block plus a mortar joint is equal to the thickness of two bricks plus a mortar joint.

The invention belongs to the technical field of concrete outer wall construction, and provides an anti-cracking structure for a joint of a full-concrete outer wall under-window filling wall and a shear wall and a construction method thereof in order to prevent the problem that cracks are generated at the positions such as the under-window wall due to concrete shrinkage. Anti-cracking steel bars and joint pulling plates are arranged in a concrete pouring layer at intervals, wherein the joint pulling plates comprise horizontal structure joint pulling plates and vertical structure joint pulling plates; the horizontal structure joint pulling plates are arranged between floors or beams of all layers and the under-window filling wall; and the vertical structure joint pulling plates are arrangedbetween the shear wall and the under-window filling wall; transverse anti-cracking steel bars are arranged at the joint of the shear wall and the under-window filling wall, and the transverse anti-cracking steel bars penetrate through the vertical structure joint pulling plates to be bound and overlapped with wall body steel bars of the shear wall and the under-window filling wall on the two sides. The anti-cracking structure is convenient to assemble and disassemble, construction joints are avoided, the hidden danger of water leakage of the structure is reduced, and the applicability is improved. The operation is convenient, the construction quality and effect are good, the change of the overall rigidity is avoided, the construction period is shortened, and the structural safety is guaranteed.

The invention provides a self-waterproof system of a building external wall structure and a construction method of the self-waterproof system. The construction method comprises the technological processes of preparation works before construction, design, preparation and installation of a template, removal of the template, building of an infilled wall and antiseep processing, plugging of holes of a concrete wall, pillars and the infilled wall and acceptance of related departments. By means of the self-waterproof system and the construction method, the sale-waterproof capacity of the external wall structure is improved, and common quality problems of the external wall surface leakage caused by waterproof failure of an external wall decorative surface layer are effectively solved.

The invention provides a strengthening system of an L-shaped infilled wall structural column formwork and further provides a construction method of the strengthening system of the L-shaped infilled wall structural column formwork. The strengthening system comprises a structural column external corner formwork and a structural column internal corner formwork. External corner vertical secondary keels are fixed to the outer side face of the structural column external corner formwork, the two external corner vertical secondary keels of the structural column external corner formwork are arranged atthe external corner, and the external corner vertical secondary keels of the two sides of the structural column external corner formwork are connected with a first transverse main keel and a second transverse main keel in a lapping mode. An internal corner vertical secondary keel is fixed to the inner side face of the structural column internal corner formwork, the internal corner vertical secondary keel of the structural column internal corner formwork is arranged at the internal corner, and a square timber is connected to the internal corner vertical secondary keel of one side of the structural column internal corner formwork in a lapping mode. The first transverse main keel and the second transverse main keel are fixed through external corner formwork strengthening combining bolts, andthe internal corner vertical secondary keel and the external corner vertical secondary keels are fixed through first opposite-pull screws and second opposite-pull screws. Finalization and repeated utilization are achieved, the cost is saved, and the structural column concrete forming appearance quality is improved.

The invention provides a structure of a connecting joint of an infilled wall and a column of an autoclaved aerated concrete slab and a construction method of the structure. The structure includes a corner structure with the L-shaped cross section, ALC insulation boards, an ALC wallboard and elastic filling materials; the corner structure is provided with two installation parts by forming, a corner portion of the corner structure is formed on the connection portion of the two installation parts, and a tail end portion of the corner structure is formed on the end portions of the two installation parts, and the ALC insulation boards are arranged on vertical faces on the two sides, opposite to each other, of the installation parts of the corner structure and are elastically connected with the corner structure; the ALC wallboard is connected with the tail end portion of the corner structure and the end portions of the ALC insulation boards, and meanwhile gaps are formed between the ALC wallboard and the tail end portion of the corner structure and between the ALC wallboard and end portions of the ALC insulation boards; the gaps are filled with the elastic filling materials so as to connect the ALC wallboard with the corner structure and the ALC insulation boards. The structure and the construction method of the structure solve the technical problem that horizontal deformation of the corner structure causes the damage of a enclosure system.

The invention provides a prefabricated framework infilled wall, which comprises prefabricated frameworks (1), wherein the prefabricated frameworks (1) are transversely arranged along the horizontal direction, and gaps (3) are arranged between adjacent prefabricated frameworks (1). Vertical ribs (4) are arranged in the gaps (3), and face layers (2) are arranged on two outer layers of the prefabricated frameworks (1). The prefabricated framework infilled wall is superior to the existing aerated concrete building block infilled walls and hollow internal model metal net cement internal parting walls in terms of comprehensive economic indicators and construction period. The prefabricated framework infilled wall has the advantages of being high in industrialized production degree and simple in site operation technology, thereby overcoming the shortcomings of the existing technology.

The invention relates to a filler wall with built-in crossed ladder reinforcing steel bars and a manufacture method of the filler wall. The filler wall is located in a framework structure and consists of energy dissipation strips, concrete blocks, a concrete framework, reserved rachel tendons, and a ladder reinforcing steel mesh inclined strut. During manufacture, according to the design and normal frameworks, the concrete framework and the inclined strut are manufactured, and simultaneously, the reserved rachel tendons are shaped through manufacture. The energy dissipation strips and the concrete blocks are used for construction, the reserved rachel tendons are completely arranged at the positions of reserved reinforcing steel bars of the concrete framework, by means of the vertical energy dissipation strips, the filler wall is prevented from destroying the framework structure in an earthquake and consuming earthquake energy, the filler wall can be closely contacted with framework columns, and construction processes are saved; by means of the crossed ladder reinforcing steel mesh inclined strut, shear capacity of a wall body is improved, integrality of the wall body is enhanced, and energy-dissipating capacity is improved; according to the filler wall with built-in crossed ladder reinforcing steel bars, energy consumption capacity of an inclined strut portion and a masonry structure are fully utilized, light materials can be manufactured from industrial waste, and a function of eco-environment protection is achieved.

The invention relates to equipment and a method for carrying and in-place installation of vertical battens of a building infilled wall. The equipment for carrying and in-place installation of the vertical battens of the building infilled wall comprises a batten carrying system, a batten clamping system and a batten lifting and rotating system. The batten conveying system comprises a movable frame and a lifting support. The batten clamping system comprises two sets of mechanical clamping jaws, and the two sets of mechanical clamping jaws are located at the open end and the closed end of the movable frame correspondingly. The batten lifting and rotating system comprises a first pulley, a second pulley, a third pulley, a steel wire rope, steel wire rope winding equipment and a steel wire rope locking device. When a batten is overturned, a first steel wire rope non-return switch device locks the steel wire rope, the steel wire rope winding equipment releases the steel wire rope, and the end, close to the closed end of the movable frame, of the batten slowly descends until overturning of the batten is completed. The traditional method of carrying and mounting by multiple persons is changed, so that the labor intensity is reduced, the mounting time is shortened, and the manual carrying and mounting cost is greatly reduced.