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143 results about "Load-bearing wall" patented technology

A load-bearing wall or bearing wall is a wall that is an active structural element of a building, that is, it bears the weight of the elements above wall, resting upon it by conducting its weight to a foundation structure. The materials most often used to construct load-bearing walls in large buildings are concrete, block, or brick.

Fabricated grouted load-bearing wall modular connecting structure and rapid splicing method

The invention relates to an assembly type grouted bearing wall modular connecting structure and a rapid assembling method, and relates to the technical field of grouted bearing wall construction.The assembly type grouted bearing wall modular connecting structure comprises a connecting mechanism, the connecting mechanism comprises strip-shaped connecting plates arranged at the ends of two adjacent grouted bearing wall bodies, and three inserting blocks are fixedly arranged at the ends of the grouted bearing wall bodies at equal intervals; and three inserting grooves matched with the three inserting blocks are formed in the surfaces of the two sides of the strip-shaped connecting plate. By arranging the connecting mechanism, when two adjacent grouted bearing wall bodies are connected, the ends of the two grouted bearing wall bodies can be inserted into inserting grooves in strip-shaped connecting plates through inserting blocks, then a rotating disc is rotated through an external hexagonal wrench, and the two grouted bearing wall bodies are connected through the inserting blocks; and a positioning inserting plate is driven to move downwards and be inserted into a positioning inserting groove in an inserting block in an inserting groove, effective fixing between the inserting block and the inserting groove is achieved, and the modular connection efficiency of the grouted bearing wall body is effectively improved.
Owner:SHANDONG XINXIA CONSTR CO LTD

Wooden load bearing wall

To provide a wooden load bearing wall having high deformation performance and excellent earthquake energy absorption performance.SOLUTION: In a wooden load bearing wall 100, wooden load bearing panels 40 are attached to a pair of cross members 20 in a frame 30 composed of a pair of columns 10 and a pair of beams 20 or cross members including a foundation. The load bearing panels 40 include connecting panels 40A and restraining panels 40B. The connecting panels 40A are arranged with a gap G between first ends 42 at left and right sides of the connecting panels 40A and the pair of columns 10. The first ends 42 and side surfaces 11 of the pair of columns 10 are each joined by steel dampers 50 arranged in the gap G. The steel dampers 50 are sandwiched between a pair of restraining panels 40B arranged in the gap G.SELECTED DRAWING: Figure 1
Owner:DAIWA HOUSE INDUSTRY CO LTD

External elevator frame structure of existing building

The invention discloses an external elevator frame structure of an existing building, which comprises a concrete foundation pit and a steel structure main body, each structural column on the wall side of the steel structure main body is connected with a bearing wall of the existing building through a connecting unit, and the connecting unit comprises a first connecting piece, a second connecting piece, a third connecting piece and a fourth connecting piece; the two first connecting pieces penetrate through a bearing wall of an existing building, the outdoor ends of the first connecting pieces are fixedly connected with the structural columns through the second connecting pieces, and the indoor ends of the two first connecting pieces are welded through the third connecting pieces. Each end part of the two fourth connecting pieces is connected through at least two long screw rods; and the fourth connecting piece is welded with the two first connecting pieces. The steel structure body is externally hung on the building through the connecting units, the steel structure body and the building are tied to form an organic whole, the problem that displacement deformation between an existing additional elevator steel structure and the building body is large under the wind load effect is solved, and the problem that an elevator car cannot fall to an elevator foundation pit due to the displacement deformation is further solved.
Owner:SIPPR ENG GROUP

Civil engineering main body structure detection device

The utility model discloses a civil engineering main body structure detection device, and relates to the technical field of civil engineering. The device comprises a shell, a measuring assembly and a portable assembly, a sliding shell is arranged in an inner cavity of the shell, a detection plate is fixedly connected to the bottom of the left side of the shell, the measuring assembly comprises a laser range finder, and the right side of the laser range finder is fixedly connected with the sliding shell. According to the utility model, through the measuring assembly, various measuring tools can be integrated, the number of tools carried by a worker is reduced, the laser range finder is used for detecting the length of a wall body, and the height of a parapet wall and a part of bearing walls can be measured conveniently; the angle measuring plate can be matched with the measuring plate to detect angles of a building slope surface and a roof slope surface, the gradienter can measure levelness of planes such as a wall surface and the ground, and due to the fact that various measuring tools are integrated, workers can reduce the number of carried measuring tools.
Owner:XIAN JIANKE ENGINEERING REINFORCEMENT CO LTD

Frame construction system for wooden load-bearing walls

A frame construction system for load-bearing wooden walls is described, the system being equipped with prefabricated panels (10, 10a) to be assembled on site along vertical (2) and horizontal (3) structural edges of the panels (10, 10a), the prefabricated panels (10, 10a) having smaller dimensions than the walls, means being provided to create the joints between the edges (2, 3), ensuring structural resistance and impermeability, wherein the means to create the joints between the edges (2, 3) comprise structural tenons (11, 18) to connect adjacent panels (10, 10a), along the vertical (2) and horizontal (3) edges.
Owner:LEAPFACTORY SRL

Reinforcing structure at connecting joint of building load-bearing wall body and raft-shaped foundation

The utility model relates to a reinforcing structure, belongs to the technical field of foundation reinforcing construction, and particularly relates to a reinforcing structure at a connecting joint of a building load-bearing wall and a raft foundation, which comprises the raft foundation, a plurality of first steel-concrete walls are fixedly mounted on the surface of the raft foundation, and a plurality of second steel-concrete walls are fixedly mounted on the surface of the raft foundation. A second steel-concrete wall body is fixedly installed on the peripheral wall of each first steel-concrete wall body, and a plurality of embedded steel bars are jointly and fixedly installed in the raft-shaped foundation and the inner bottom of the second steel-concrete wall body; the effects that the bearing capacity is enhanced, and a building is more stable are achieved, and the problems that an existing reinforcing structure is poor in bearing capacity, lack of steel bar supporting, not firm enough in connecting point, and insufficient in foundation bearing capacity and building safety coefficient are solved.
Owner:CHINA CONSTR EIGHTH BUREAU TIANJIN CONSTR ENG CO LTD

Single-drive self-bearing foldable emergency house and house group

The utility model provides a single-drive self-bearing foldable emergency house which comprises a bottom plate, a roof panel, a bearing wall body and non-bearing wall bodies, a first folding mark is arranged on a first bearing wall or a second folding mark is arranged on a second bearing wall, the first non-bearing wall or the second non-bearing wall comprises six splicing blocks, and the splicing blocks are arranged on the first non-bearing wall or the second non-bearing wall. The first splicing block is connected with the roof panel through a hinge, the second splicing block is connected with the bottom plate through a hinge, the third splicing block is connected with the first bearing wall through a hinge, the fourth splicing block is connected with the second bearing wall through a hinge, and the first splicing block is connected with the third splicing block or the fourth splicing block through an outer hinge. The second splicing block is connected with the fifth splicing block or the sixth splicing block through an outer hinge. By means of the mode that folding is conducted through the multiple splicing blocks, only inward driving force needs to be applied to any wall, rapid folding of the house can be achieved through plate linkage, and the folding mode is simpler and more efficient.
Owner:SHENYANG JIANZHU UNIVERSITY

Structure for replacing prefabricated floor slab of existing masonry house with cast-in-place floor slab

The utility model relates to the technical field of floor transformation, in particular to a structure for replacing prefabricated floors of an existing masonry house with cast-in-place floors, which comprises cast-in-place reinforced concrete floors, each room corresponds to one cast-in-place reinforced concrete floor, and inner wall connecting diagonal bracing type steel beams are pre-buried in the cast-in-place reinforced concrete floors. The inner wall connecting diagonal bracing type steel beams penetrate through the original masonry bearing inner walls to connect the cast-in-place reinforced concrete floor slabs of every two adjacent rooms in series. An outer wall connecting section steel beam is pre-buried in the cast-in-place reinforced concrete floor of the outermost room, one end of the outer wall connecting section steel beam is fixed in the original masonry bearing outer wall, and the other end of the outer wall connecting section steel beam penetrates through the adjacent original masonry bearing inner wall to connect the cast-in-place reinforced concrete floors of the two adjacent rooms in series. The outer wall connecting section steel beams and the inner wall connecting diagonal bracing section steel beams are alternately arranged at intervals. According to the structure of the cast-in-place floor slab, the original masonry load-bearing wall does not need to be removed and then poured, and the original masonry load-bearing wall is reserved.
Owner:HUALAN DESIGN GRP CO LTD

Fabricated thermal insulation load-bearing wall capable of utilizing construction waste

The utility model discloses an assembly type thermal insulation load-bearing wall capable of utilizing construction waste, which comprises a standard floor slab, a starting floor slab, a top floor slab and four steel panels, and is characterized in that: no less than one channel steel which is vertically distributed at equal intervals is placed between two opposite steel panels; two vertical steel bars are fixedly connected to the upper portion of each steel channel in a welded mode in the mode of being attached to the inner angle, no less than one horizontal steel bar is connected with the steel channels in a welded mode, no less than one horizontal steel bar is connected with the two steel panels in a spot welding mode, and no less than one horizontal steel bar and the vertically-distributed steel channels are distributed in a staggered mode. Due to the faceplates, the steel channels, the horizontal steel bars and the vertical steel bars, the wall body manufactured according to the lattice column principle is higher in bearing performance and wider in application range compared with a light partition wall, and the aim of recycling waste can be achieved by filling construction waste in the wall body.
Owner:SUZHOU ZHONGGU BUILDING SCI & TECH CO LTD

Underground diaphragm wall construction method

The invention relates to an underground diaphragm wall construction method, belongs to the technical field of deep foundation support construction in building construction, and mainly solves the technical problems of groove wall collapse and large sediment control difficulty caused by unstable slurry performance in the grooving process of an underground diaphragm wall. The method comprises the steps that a reinforced concrete guide wall is used for guiding, a hydraulic grab bucket is used for excavating a groove section with the length of 6-8 m and the depth of 20-50 m, the density and viscosity of slurry are monitored in real time, bentonite slurry is added so that the density can be maintained to be 1.1-1.3 g / cm < 3 >, and a carboxymethyl cellulose solution is added so that the viscosity of a Markov funnel can be maintained to be 40-50 s; and after hole cleaning, the sediment thickness is ensured to be smaller than 100 mm, then a reinforcement cage is put down, and underwater concrete is poured through a guide pipe method. The method can effectively guarantee the stability of the groove wall and the concrete pouring quality, improves the integrity and anti-seepage performance of the wall body, and is mainly used for deep foundation pit supporting, underground structure anti-seepage and bearing wall construction.
Owner:BEIJING URBAN CONSTR XINJIE RAIL TRANSIT ENG CONSULTING CO LTD

Wind pressure resistant integrated assembly type external wall external thermal insulation system and construction method thereof

The application discloses an anti-wind-pressure integrated assembly type external wall external thermal insulation system and a construction method thereof, and is suitable for ground buildings of pumped storage power stations in severe cold regions and comprises a main body structure, a non-load-bearing wall, a steel wire mesh frame composite rock wool board and the like. Through technologies such as anchor bar+anchor bolt double anchoring, steel keel frame overall support and integral connection of the steel wire mesh frame composite rock wool board and the structure, the problems of easy falling of the thermal insulation layer, wind pressure difference and freeze-thaw resistance are solved, the advantages of anti-wind-pressure greater than or equal to 5kPa, no damage after 200 times of freeze-thaw cycles at-40 DEG C and a construction period shortened by 40% are realized, and the application has good industrialization popularization value.
Owner:POWERCHINA BEIJING ENG CORP

A precast concrete channel slab composite steel joist reinforcing assembly and method

PendingCN122280378Aincrease support lengthImprove carrying capacityFloor slabArchitectural engineering
This invention provides a precast concrete trough slab combined with a steel support beam reinforcement component and method. The reinforcement component includes a combined steel support beam, which consists of a T-shaped steel beam and two steel plates. The web of the T-shaped steel beam passes through the joint between the two precast concrete trough slabs from bottom to top. Steel plates are fixed to both sides of the web of the T-shaped steel beam. Two connecting supports are provided, which are respectively connected to both ends of the combined steel support beam. The bottom of the connecting supports is installed at the top of the load-bearing wall. This reinforcement component significantly improves the load-bearing capacity of the precast concrete trough slab without increasing the weight of the floor slab, without changing the stress mode of the precast concrete trough slab or the stress mode of the transverse walls in the structure. It increases the support length of the precast concrete trough slab, meeting current specifications, and adds tie steel bands to improve overall integrity, avoiding the risk of floor slab detachment and collapse during earthquakes.
Owner:陕西建科建设特种工程有限公司 +1

Wooden structure load-bearing wall, construction method for wooden structure load-bearing wall, method for increasing wall magnification of wooden structure load-bearing wall, and gypsum-based load-bearing surface material

To increase a coefficient of effective wall length of a wooden structure wall without additionally attaching a reinforcement material or a stiffener and without increasing a specific gravity, a thickness, or both of a gypsum-based board. A gypsum-based load-bearing bearing board 10 for a wooden load-bearing wall includes a main material or a core material formed of a board-shaped hardened gypsum, and a paper member covering at least a front surface and a back surface of the main material or the core material, where inorganic fibers and an organic strength improver are added to the hardened gypsum so that a lateral nail resistance is 500 N or greater. The bearing board has an area density in a range of from 6.5 to 8.9 kg / m2 and a compressive strength of 6.5 N / mm2 or greater, and achieves an ultimate displacement (δu) that is greater than 20 × 10-3 rad and an initial stiffness (K) of 2.0 kN / 10-3 rad or greater in an in-plane shear test of the bearing wall, so that a ductility factor (µ) is increased not only by increase in the ultimate displacement but also by reduction in a yield point displacement (δv), thereby effectively or efficiently increasing a coefficient of effective wall length and short-term reference shear strength (P0) of the wooden load-bearing wall.
Owner:YOSHINO GYPSUM CO LTD

Structure externally wrapped with U-shaped steel for reinforcing floor prefabricated trough plate

The utility model relates to the technical field of floor slab reinforcing structures, in particular to a structure for reinforcing a floor prefabricated trough plate by wrapping U-shaped steel, which comprises existing prefabricated trough plates and a U-shaped steel plate, the U-shaped steel plate is wrapped on rib beams adjacent to the two existing prefabricated trough plates, and the U-shaped steel plate is fixedly connected with the rib beams by penetrating chemical anchor bolts; a concrete overlapping layer is poured on the top of the existing prefabricated groove type plate, a reinforcing mesh is pre-embedded in the concrete overlapping layer, and through-wall steel bars penetrating through the original masonry bearing wall are pre-embedded in the connecting end of the concrete overlapping layer and the original masonry bearing wall. The existing prefabricated groove-shaped plates on the two sides separated by the original masonry bearing wall are connected and reinforced into continuous plates capable of transmitting tension and pressure through the through-wall steel bars and the concrete laminated layers. According to the structure, the integrity and the bearing capacity of the existing prefabricated concrete trough plate can be improved, the integrity of connection between the floor cover plate and the vertical wall body is improved by combining the plate surface reinforcing mesh laminated layer of the trough plate, and the existing floor slab and the wall body of a building do not need to be dismantled.
Owner:HUALAN DESIGN GRP CO LTD

Prefabricated green energy-saving wall

ActiveCN117248650BPlay a green and environmentally friendly rolereduce usageWallsHeat proofingInsulation layerAgricultural engineering
The present application relates to the technical field of building wall, specifically refers to a kind of assembled green energy-saving wall, from building interior to outside is sequentially provided with load-bearing wall, leveling layer, adhesive layer, sound insulation and heat preservation layer, mortar layer, support structure and curtain wall, the support structure includes first splice plate and second splice plate, the first splice plate is detachably connected with the second splice plate, the curtain wall includes mounting frame and planting pot, the planting pot is fixed in mounting frame interior, the sound insulation and heat preservation layer includes sound insulation and heat preservation board and sound insulation and heat preservation pipe, the sound insulation and heat preservation pipe is fixed in sound insulation and heat preservation board interior, adjacent sound insulation and heat preservation pipe is fixed using connecting adhesive strip between, its curtain wall is provided with planting pot, and various plants can be planted in planting pot, to beautify curtain wall while playing the effect of green environmental protection.
Owner:CSCEC STRAIT CONSTR & DEV

Prefabricated splicing wall, splicing assembly and house

The utility model provides a prefabricated splicing wall, a splicing assembly and a house, and belongs to the technical field of prefabricated buildings. The splicing assembly at least comprises one of a shingle assembly, a longitudinal wall surface connecting piece, a transverse wall surface connecting piece and a longitudinal wall surface middle supporting piece. The prefabricated spliced wall body comprises two wall panel assemblies, and a longitudinal wall surface connecting piece, a transverse wall surface connecting piece and a longitudinal wall surface middle supporting piece which are positioned between the two wall panel assemblies, and is formed by splicing in an inserting manner. The prefabricated splicing wall body can be used for a non-bearing wall of a house. The wall bodies can be connected through the connecting pieces, so that single-layer transverse splicing and double-layer or multi-layer vertical splicing are realized; and the splicing is convenient, the investment is small, and the working hours and manpower investment of building construction are saved.
Owner:ZERO CARBON WORKSHOP (BEIJING) DESIGN CONSULTING CO LTD

Construction method for replacing existing prefabricated floor slab with cast-in-place floor slab after dismantling

A construction method for replacing an existing prefabricated floor slab with a cast-in-place floor slab after dismantling comprises the steps that when an original prefabricated slab is dismantled in a blocking mode, guide holes are drilled in a wall body within the height range of the original prefabricated slab, an outer wall connecting steel beam and an inner wall connecting diagonal bracing steel beam are installed in the corresponding guide holes, and fine aggregate concrete is poured to compact the guide holes; the inner wall connection diagonal bracing type steel beams are mutually used for connecting the cast-in-place reinforced concrete floors of every two adjacent rooms in series; the opposite-penetrating type steel beams serve as stable lateral supports of the wall body after the prefabricated floor slab is dismantled. The opposite-penetrating type steel beams are left in the replaced cast-in-place slab and serve as force transmission pieces of the cast-in-place slab and the masonry wall and connecting pieces of adjacent room floor slabs. After the original prefabricated slabs are removed and the steel beams are fixed, formwork erecting, reinforcing mesh laying and concrete pouring are completed; and after concrete curing is completed, the formwork is disassembled. According to the construction method, on the premise that an original masonry bearing wall is reserved, an original prefabricated slab is replaced with a cast-in-place reinforced concrete floor after being dismantled.
Owner:HUALAN DESIGN GRP CO LTD

Exterior wall structure of wooden houses, exterior wall panels of wooden houses, and wooden houses

To provide a wooden house exterior wall structure, wooden house exterior wall panels, and wooden houses that ensure fire resistance while allowing for a wide range of exterior wall structure options under a single Ministry of Land, Infrastructure, Transport and Tourism certification. [Solution] The exterior wall structure 1 of the wooden house of the present invention comprises at least an exterior protective material 50 made of inorganic non-combustible board, a wood-based load-bearing wall material 60 attached to the indoor side of the exterior protective material 50, and a structural frame material 70 attached to the indoor side of the load-bearing wall material 60, wherein the exterior protective material 50 is a fire-resistant coating certified by the Minister of Land, Infrastructure, Transport and Tourism. The exterior wall panel 1a of the wooden house of the present invention comprises the exterior wall structure 1. The wooden house A of the present invention comprises the exterior wall structure 1.
Owner:JAPAN OFFSITE CONSTRUCTION ASSOCIATION

Bearing wall panel of heat insulating material with finished wall which can be easily constructed and disassembled

To solve the problem that a conventional bearing wall panel having heat insulating performance for a wooden building is complicated and constructed of both a heat insulating member and a structural member. To solve the problem that both a bearing wall panel and a wood shaft part are broken and toughness is low when a fixed stress is exceeded since the bearing wall panel is bound to the wood shaft part by hardware or the like. To solve the problem that a bearing wall panel does not function as a building unless indoor and outdoor wall finishing is added after the bearing wall panel is incorporated. To solve the problem that a production process cannot be shortened, workability and decomposability are low, a large amount of refuse is generated in production and restoration, and a recycling rate is low.SOLUTION: To finish a conventional wooden building as a building having high heat insulation, high toughness and high yield strength only by incorporating a bearing wall panel finished with a wall and made only of a lightweight heat insulating material having high heat insulation and high toughness into a wooden shaft without screwing. Even in the 2024 Noguchi earthquake with a seismic intensity of 6 upper, no failure occurred in the wood shaft portion or the wall. If there is a damaged part, only the part is replaced and fitted, and restoration is easy. The recycling rate is high because it is made of a substantially single material.SELECTED DRAWING: Figure 1
Owner:株式会社エクセルギー

A construction engineering assembled fire-fighting permanent and temporary combined system

This utility model relates to the field of fire protection equipment technology and discloses a prefabricated fire protection system for permanent and temporary use in building engineering. It includes a load-bearing wall, with four sets of mounting plates bolted to the front end of the load-bearing wall. Mounting frames are fixedly mounted on the inner sides of the four sets of mounting plates, and positioning pins are fixedly connected to the outer sides of the mounting plates. Limit frames are installed on the inner sides of the positioning pins, and the sides of the limit frames are snapped onto the outer sides of the positioning pins using clips. This prefabricated fire protection system for permanent and temporary use in building engineering uses mounting plates bolted to the load-bearing wall. The limit frames are mounted on the front end of the mounting frames and fixed by interlocking clips with the positioning pins, ensuring stability during assembly. Simultaneously, a base plate is installed at the lower end of the mounting frame. The base plate, driven by a spring, supports the limit frames, improving ease of installation and disassembly of the limit frames and enhancing the overall stability after installation.
Owner:THE FIRST CONSTR ENG COMPANY LTD OF CHINA CONSTR SECOND ENG BUREAU

A building system for assembling load-bearing walls

This invention proposes a building system for assembling load-bearing walls, integrating prefabricated components to improve efficiency and structural integrity. The system consists of prefabricated columns formed by interlocking flanges and webs into a hollow rectangular profile, with alkali-resistant mesh wrapped at the interlocking points. Outer panels are attached to these columns, forming prefabricated hollow wall units with specific cavities, which serve as permanent wall formwork during on-site assembly. Filling materials selected based on their thermal insulation performance and structural strength are introduced into these cavities, thereby completing the construction of the load-bearing wall.
Owner:SUNMILL LTD

A load-bearing wall structure optimization design method based on parameterized modeling

PendingCN122471582AMacroscopic scaleAlgorithm
The application discloses a load-bearing wall structure optimization design method based on parameterized modeling and belongs to the technical field of building structure design optimization. The method comprises the following steps: obtaining geometric boundary parameters, material attribute parameters and connecting node parameters of a load-bearing wall, and generating an initial wall parameter set; constructing a multiscale initial grid model comprising macroscopic scale grids and microscopic scale grids; applying a load boundary condition to perform nonlinear iterative solving to obtain a wall stress redistribution trajectory; identifying a high stress gradient area according to the stress redistribution trajectory, performing reverse correction on the initial wall parameter set by using regional local parameters and iteratively converging to generate an optimized wall parameter set. The method can accurately simulate local stress concentration at the connecting node, realize adaptive parameter optimization based on a stress transmission path, and improve design efficiency and structural economy.
Owner:ZHEJIANG QINGMO ENG SURVEY & DESIGN CO LTD

Movable stand for an extrusion pump

The invention relates to a movable stand (16) for an extrusion pump (10) that has a drive (14) and a transmission (12), the stand comprising a horizontal stand platform (18, 20, 70), which has wheels (22), and comprising at least one carrier (32, 34), which extends vertically with respect to the stand platform (18, 20, 70) and is connected to a carrying body (40), wherein the carrying body (40) comprises: a support (50) for the extrusion pump (10) and a fine vertical adjustment device (48) for the support (50); a carrying wall (54), on which the unit consisting of the transmission (12) and drive (14) of the extrusion pump (10) is fastened; and a housing (60), which surrounds a shaft (58) connecting the transmission (12) to the extrusion pump (10). The invention is characterised in that the carrying body (40) as a whole is detachably connected to the stand platform (18, 20, 70) only via the carrier (32, 34) and can be vertically adjusted with respect to the stand platform (18, 20, 70), in particular with respect to the carrier (32, 34).
Owner:MAAG GERMANY GMBH

Damping structure of constructional engineering and implementation method thereof

The invention discloses a shock absorption structure of constructional engineering and an implementation method thereof, and relates to the technical field of shock absorption, the shock absorption structure comprises a top plate and a bottom plate, a first shock absorption part and a second shock absorption part are connected between the top plate and the bottom plate, and the second shock absorption part is located in the first shock absorption part; a damping structure body composed of the top plate, the bottom plate and the first damping pieces is in a rectangular block shape. When in use, the damping structure can be used as a door frame for damping in an existing building and can also be used as a brick for building a non-bearing wall in the existing building for damping, and the problem that existing damping structure design mostly aims at development of new buildings and is not suitable for damping of the existing buildings is effectively solved.
Owner:LUSHAN COLLEGE OF GUANGXI UNIV OF SCI & TECH +1

Fireproof plugging integrated construction method for air pipe penetrating wall in super high-rise building

The invention discloses a fireproof and plugging integrated construction method for an air pipe penetrating wall in a super high-rise building, belongs to the technical field of fire engineering construction of the super high-rise building, and solves the technical problems of crossed working procedures, low efficiency and smoke leakage caused by unreliable fireproof and plugging quality in traditional construction. The method comprises the steps that the preset position and elevation of a sleeve are determined before a wall is built based on an air duct design drawing, and a suspension supporting system comprising a plurality of through long lead screws is installed; the prefabricated integrated air pipe sleeve is connected with a lead screw, and the spatial position of the prefabricated integrated air pipe sleeve is adjusted and fixed through a locking piece; then building a non-bearing wall body to embed the sleeve to form a complete fireproof barrier; and finally, the air pipe is directly connected to the sleeve through a flange. According to the method, fireproof blocking construction is carried out when the air pipe in the super high-rise building and the subway station penetrates through the non-bearing wall, and fireproof safety and construction efficiency are ensured.
Owner:CCCC MECHANICAL & ELECTRICAL ENG

Modular construction system and method utilizing prefabricated units for load-bearing walls

The system comprises prefabricated sheet studs 100, created by interlocking flange sheets 102 and web sheets 104 into a hollow rectangular profile. The sheets are wrapped at their interlocks with alkali-resistant mesh 108. Outer sheets are attached to these studs 112, forming prefabricated hollow wall units with defined cavities 114, serving as permanent wall formwork when assembled on-site. A filler material, selected for its insulation properties and structural strength, is introduced into these cavities, completing the construction of the load-bearing walls. Also claimed is a method of constructing a wall.
Owner:SONMILL LTD

High-strength keel partition wall system

The utility model relates to a high-strength keel partition wall system which comprises a first keel structure, a second keel structure and a suspended ceiling structure, the first keel structure comprises a leveling wood keel attached to the surface of a bearing wall and an ice fire plate arranged on the outer side of the leveling wood keel in parallel, and a first connecting structure is arranged between the leveling wood keel and the ice fire plate; the second keel structure comprises a main keel, an aluminum rock plate arranged on the side, away from the bearing wall, of the main keel in parallel and a heaven and earth keel arranged at the bottom of the main keel and fixed to the ground through adjusting screws, the adjusting screws are in threaded connection with adjustable feet, and the adjustable feet are fixedly connected with the bottom of the main keel. The equipment belt assembly comprises two hanging keels hung on the wall top, the lower ends of the hanging keels are connected with hanging tables, and a top equipment belt is clamped between the hanging tables. The keel partition wall is scientific in structure, practical construction operation is convenient, and the overall high strength of the keel partition wall can be achieved through combination of different types of structures.
Owner:ZHEJIANG DINMEI INTELLIGENT DECORATION CO LTD

Multi-story reinforced concrete load-bearing wall self-supporting structure and construction method thereof

The present application relates to a kind of multi-storey reinforced concrete load-bearing wall self-supporting structure and its construction method, which is set in the load-bearing wall to be removed horizontal beam type component, vertical column type component or the combination of both, horizontal beam type component is located at the floor bottom elevation of each floor, vertical column type component is located at each floor;Horizontal beam type component and / or vertical column type component are clamped between two load-bearing wall to be removed boundary division line, after the load-bearing wall to be removed between two load-bearing wall to be removed boundary division line is removed, the horizontal beam type component and / or vertical column type component retained form the self-supporting structure of alternative scaffold support system.The present application reasonably utilizes the partial wall segment temporarily retained by the structure to be removed as temporary support, compared with scaffold support system, it is more stable;During construction, the erection of scaffold support system can be reduced or even completely exempted, thereby significantly reducing the occupancy rate of construction space, safety and construction efficiency can be improved, and cost can be saved.
Owner:BEIJING ACAD OF BUILDING ENG +1

Wet interlocking load-bearing wall system.

The present invention relates to a load-bearing wall construction system using modular earth or concrete blocks designed to be assembled by simple interlocking without the use of binders. Each block incorporates vertically and horizontally aligned internal cavities designed to accommodate reinforcing bars and poured concrete, thus forming a reinforced monolithic structure. Complementary projections and recesses ensure precise alignment of the blocks and a solid interlocking fit, optimizing the stability of the assembly before the concrete is poured. The central pockets of the blocks, which can have various geometries such as trapezoidal, omega, or oval, are designed to improve internal anchoring and allow for even load distribution. During assembly, these cavities create vertical and horizontal conduits which, once filled with concrete and reinforcement, increase the rigidity and cohesion of the structure while reducing thermal bridges. This configuration limits relative movement between blocks and improves resistance to lateral forces and shear stresses, particularly in the event of earthquakes. The system consists of several types of blocks: central blocks, corner blocks, and end blocks, each adapted to specific construction configurations. This modular design allows for adaptability to architectural requirements while facilitating the insertion of reinforcement and continuous concrete pouring. The assembly forms a high-rigidity load-bearing wall with increased seismic performance and ease of installation, suitable for both residential construction and reconstruction projects in high-risk areas. 
Owner:MAACHI HADDOU AMINE