60 results about "Grade beam" patented technology

A modular precast construction block system (10) with a wall subsystem (12) and a foundation subsystem (14). The wall subsystem (12) has a number of wall units (16) having cavities (40) and prestressed tension cables (58) cast therein. The wall units (16) are vertically stacked with alignment channels (42) in the top surface (28) of one wall unit (16) receiving the key portion in the bottom surface (30) of the wall unit (16) above, to form walls (26) with vertically aligned cavities (40). Threaded wall bars (24) and extension bars (74) are threaded through the cavities with a wall tensioning assembly (22) applying downward force on the wall units (16) and providing structural strength to the wall. The foundation subsystem (14) includes a variety of precast foundation members including T footing members (126), pier members (128), grade beam members (130), and column members (132). The T footing members (126) and grade beam members (130) include complementary angled pairs for creating angled and "T" joint foundation designs.

An unfavorable geological body crossing tunnel casing bridge underground structure and a construction method thereof belong to the field of tunnel engineering. The unfavorable geological body crossingtunnel casing bridge underground structure comprises a primary lining system, a casing bridge structure and a second lining. The construction method comprises that pipe pieces are embedded onto steeltube arches through grooves, the steel tube arches are connected with first-type support piles through diameter-variable connectors, grade beams are poured on the connecting parts of the first-type support piles, the diameter-variable connectors and the steel tube arch to form the primary lining system; second-type support piles are between the grade beams on both sides of an excavated section, capping beams are poured at the tops of the second-type support piles, a layer of rubber cushion is laid on the capping piles, box girder inverted arches are hoisted onto the rubber cushion to form a casing bridge structure; the primary lining system and the casing bridge structure are connected in a poured mode through the box girder inverted arches and prefabricated reinforcing bars of the gradebeams on both sides; the second lining is poured to form the unfavorable geological body crossing tunnel bridge casing underground structure. The unfavorable geological body crossing tunnel bridge casing underground structure and construction method thereof can cross unfavorable geological bodies such as karst caves, underground rivers and soft ground, and meanwhile, can effectively transfer surrounding rock pressure, reduce deformation of tunnels and ensure construction safety.

The invention discloses a bridge cutoff type integrated house comprising grade beams, corner vertical columns, wall vertical columns, a ring beam, roof girders, wall panels and a roof. The invention has the following technical points that Y-shaped lacing wires are arranged in heat-insulating filling layers of the wall panels; connecting rings are arranged at the end parts of the Y-shaped lacing wires; the connecting rings at the end parts of the Y-shaped lacing wires are arranged outside the lateral surfaces of the wall panels; bolts which penetrate through the wall vertical columns and are fixedly welded are arranged; an external buckle strip is arranged outside each wall vertical column; heat-insulating gaskets, the connecting rings, thread heat-insulating gaskets, fixed nuts, internal buckling strips and heat-insulating screw caps are sleeved in sequence along the bolts towards the indoor; bolts are fixedly welded on right and hollow angle vertical columns close to the wall panels; an external buckling strip is arranged outside each vertical column; heat-insulating gaskets, the connecting rings connected with the Y-shaped lacing wires, thread heat-insulating gaskets and fixed nuts are sleeved in sequence along the bolts towards the indoor; and the wall panel close to the inside of the right and hollow angle vertical columns is provided with an inner buckling strip. In the invention, the wall surfaces, the vertical columns and the corner vertical columns are in a bridge cutoff type structure, thereby the heat-insulating performance of the house can be greatly improved.

Embodiments of the present foundation for wind turbine generators comprise four structural members: a relatively long central hollow pier, several arm grade beams, a continued grade beam and a continued shear key. The central hollow pier positions in the center of the foundation system, arm grade beams are arranged evenly in radial direction and extend from the pier to the continued grade beam. Continued grade beam is arranged circumferentially in outer periphery and the continued shear key is built below it. Arm grade beams have a varied section with the far end embedding into ground. The top of the continued grade beam matches the top of arm grade beams, while the continued shear key embeds deeper into ground. All structural members are constructed of cast-in-place concrete reinforced with rebars, and all connections are fixed and rigid. The present foundation uses the ground to shape and form the structural members, no formwork, backfilling and compaction is needed.

The invention discloses a heat insulating and pasting structure for an independent foundation heat breaking bridge of an ultra-low energy consumption building and a construction method, and relates tothe field of ultra-low energy consumption building construction. The heat insulating and pasting structure for the independent foundation heat breaking bridge of the ultra-low energy consumption building comprises the independent foundation and a heat breaking bridge heat insulating layer pasted to the surface of the independent foundation, the independent foundation comprises structural columnsarranged in a matrix mode, bearing tables arranged at the lower portions of the structural columns correspondingly, and grade beams longitudinally and transversely arranged between the bearing tablescorrespondingly, and the heat breaking bridge heat insulating layer comprises a 3mm thick fire-roasted polyester reinforcement SBS waterproof coil layer, a 200mm thick XPS board heat insulating layer,a 20mm thick cement mortar protecting layer, a 3mm thick self-adhesive polyester reinforcement SBS waterproof coil layer, a 4mm thick fire-roasted polyester reinforcement SBS waterproof coil layer, and a 50mm thick EPS board protecting layer sequentially laid from inside to outside. According to the heat insulating and pasting structure, the problem that the heat transfer of an independent foundation structure cannot be effectively isolated while the heat conducting performance of a concrete member and the indoor and outdoor heat environment factors are considered in the foundation heat insulation construction of passive housing of independent foundation types is solved.

An adjustable pier system that allows the elevation of a building structure to be readily adjusted when soil subsidence occurs. The adjustable pier includes telescopically intercoupled upper and lower members. The lower member is coupled to a grade beam or spread footing, while the upper member is coupled to a sill beam of the structure. When the elevation of the structure is adjusted upwardly, the adjustable pier is automatically extended. After extension, a mechanical stop can be inserted between the upper and lower members to prevent retraction of the adjustable pier.

The invention discloses a cross plate shear apparatus, comprising a grade beam, a beam arranged above the grade beam, a feeler lever which penetrates into the beam and the grade beam in a vertical direction and a vertical shaft connected with the beam, wherein the tail end of the feeler lever is provided with a cross plate head which penetrates into a soil layer; the cross plate shear apparatus is further provided with a turbine box and a hydro-cylinder, wherein the turbine box is arranged on the beam and is penetrated by the feeler lever, and the hydro-cylinder is arranged between the grade beam and the beam; and the vertical shaft can realize moving in a vertical direction with variation of oil pressure in the hydro-cylinder. The cross plate shear apparatus of the invention can press the cross plate head to be 35-40m in depth by means of the characteristics of large oil pressure and a strong penetration capability, thereby well solving the defect of insufficient penetration depth for the cross plate head in the prior art.

The invention relates to a method for building a greenhouse for cultivating mushrooms, comprising the following steps: selecting a greenhouse position; determining the building size; setting air holes; manufacturing a greenhouse frame; pouring a front leg grade beam by concrete; covering a plastic film, and pressing and covering a grass curtain; deviating the greenhouse position to the shade for 5-7degrees; and causing the ratio of ridge height to width is 1:(2.5-2.7). The rear wall is a hollow wall of which the upper part is provided with an arch centre nest groove, and the lower part is provided with the air holes; the greenhouse frame is formed be welding arch centres, a big-ridge beam and a tie rod; the front leg of the arch centre is sheathed into a steel pipe corresponding to the front leg ground beam of the concrete and is firmly welded; the rear leg of the arch centre is embedded into a reserved gap in the rear wall and is fixed by cement mortar; the distance between every two arch centres is 90cm; and the whole greenhouse frame forms a whole with the wall after being firmly welded. In the greenhouse, the rear wall occupies small land, and soil does not need to be filled behind the wall to make a slope, thereby bringing strong wind resistance; a back slope angle does not have wind resistance obstacles; the best height-to-width ratio is characterized by perpendicular incidence of sun on the winter solstice; the greenhouse has a good heat insulation and cooling effect and can fruit in four seasons without using other heating and cooling facilities.

This invention relates to a kind of foundation structure of subterranean underprop used by soft soil layer building with stake of reinforced concrete, can combine building and foundation soil layers closely. Its characteristic is: embedding steel pipe in the appropriate position of subterranean underprop of building and clearing mud from the steel pipe, regard as the outer shell of a stake, reinforce subterranean underprop and reinforcing bar structure of a stakes and connect the reinforcing bar firmly, infuse wholely with the concrete, make the subterranean underprop tie of root into the lower part, make building deep firm in underground stakes and combine with the foundation soil layer closely through subterranean underprop, contribute to the exaltation of building anti-ability of the earthquake. Particularly be applicable to the building foundation of the earthquake frequent region.

The present invention provides a light pulse characteristic rapid detection system based on strong and weak combined measurement. The technical scheme is that the light pulse characteristic rapid detection system based on the strong and weak combined measurement comprises a light pulse adjusting device, weak measurement devices, strong measurement devices and information reading devices, and is characterized in that n grades of beam splitter sets are also arranged between the light pulse adjusting device and the weak measurement devices, and the n-grade beam splitter set comprises a (2<n>-1) 50/50 beam splitters; the light emitted out from the light pulse adjusting device enters the first-grade beam splitter set, the emergent light of the first-grade beam splitter set is two beams of light having the same characteristic, and the two beams of light enter two 50/50 beam splitters of the second-grade beam splitter set respectively; by parity of reasoning, 2<n> beams of beam splitting light having the same characteristic are emitted out, and each beam splitting light passes one weak measurement device, one strong measurement device and one information reading device orderly. According to the present invention, the light paths of the detection system can be prevented from being adjusted frequently on the condition that the measurement precision changes rarely, thereby shortening the time of obtaining the light pulse quantum states.

A poured concrete slab foundation which has a first component comprising a poured concrete slab on soil, having at least one interior grade beam, grade beams about the periphery of said poured concrete slab, and an array of openings along and adjacent to each said interior grade beam; a second component comprising an array of driven piles in the soil below said interior and periphery grade beams; and a third component comprising poured concrete closures in said openings, which is made by preparing a poured concrete slab on soil, having at least one interior grade beam, grade beams about the periphery of said poured concrete slab, and an array of openings along and adjacent to each said interior grade beam; driving an array of pilings in the soil below said interior grade beams adjacent to the openings and the periphery grade beams and pouring concrete closures in said openings.

The invention discloses a deep back filling soil infilled wall foundation construction method, and belongs to the technical field of building construction. The method is characterized by comprising the following steps that step 1), a steel pipe pile (5) positioning line and a grade beam (7) controlling line are arranged on a back filling soil layer (2); step 2), pile holes are drilled in the backfilling soil layer (2) and a rock layer (1), and the steel pipe piles (5) are stretched into the pile holes; step 3), cement slurry is poured into the steel pipe piles (5); step 4) the position of theground beam controlling line is subjected to soil digging and is cleaned to be flat to form a ground beam pouring cavity, and separating layers are arranged between the ground beam pouring cavity andthe back filling soil layer (2) and between the ground beam pouring cavity and structural columns (3); step 5), ground beam steel bars and cushion layer steel bars are bound, and concrete pouring iscarried out to form a ground beam (7) and a cushion layer; and step 6), an infilled wall (6) is built on the cushion layer. According to the deep back filling soil infilled wall foundation construction method, the situations of pipeline deforming and infilled wall cracking caused by back filling soil settlement are avoided.

A main transformer U-type noise reduction firewall structure comprises firewall bodies additionally with concrete framework structures and located on the three sides of a main transformer, a U-type noise reduction firewall defined by three surfaces is formed, the firewall bodies additionally with the concrete framework structures and located on the three sides comprise a firewall foundation additionally arranged on a conventional civil firewall foundation and a base framework and with three surfaces closed, additional grade beams, laid electrical and fire protection embedded parts and embedded pipes, and beams, columns and wall bodies are poured into the firewall foundation; a hole for connecting the main transformer with a device is reserved in the side of a power distribution unit of the firewall, angle steel is embedded into the hole, an electrical wall feed-through sleeve is put into the hole and connected with the angle steel through a connected steel plate, and a waterproof material further seals the hole; and reinforcing meshes and painting layers are laid on the surfaces of the wall bodies. The main transformer U-type noise reduction firewall structure has the characteristics of being reasonable in composition, safe, durable, good in reliability, economical, reasonable, convenient to operate and maintain, small in influence on operation, and the like.

The invention provides a fully-prefabricated hybrid bearing house and a construction method. The fully-prefabricated hybrid bearing house is composed of a strip-shaped foundation, hybrid wall plates,a cross beam, a grade beam, a terrace plate, a ceiling plate, a gable plate, a center wall plate, a steel support, a roof plate, a platform plate, gate stacks, a gate tower, finely-rolled screw threadsteel, bolts and fine aggregate concrete. The strip-shaped foundation is prefabricated section by section, the hybrid wall plates are inserted into grooves of the strip-shaped foundation, gaps are filled with the fine aggregate concrete, the hybrid wall plates are connected through the bolts, compressive pre-stress is applied to a pass-length wall, the pass-length wall is connected into a whole,the terrace plate is erected on the grade beam, the ceiling plate is erected on the hybrid wall plates, the gable plate and the center wall plate are erected on the hybrid wall plates and the ceilingplate and fixed to the ceiling plate through the bolts, and the roof plate is clamped into grooves of the gable plate and the center wall plate. The fully-prefabricated hybrid bearing house and the construction method have the beneficial effects of being reasonable in force bearing, short in construction period, low in manufacturing cost and the like, building waste can be utilized, and economic and environment-friendly benefits are good.

The invention discloses a prefabricated wall, comprising a wall board, a grade beam, upright posts and a buckle beam, wherein embedded grooves are formed in the left and right sides and the upper and lower sides of the wall board, respectively; lower locating edges corresponding to the lower surface of the wall board are arranged on the upper surface of the grade beam; upper locating holes, through which the buckle beam passes, are formed in the upper end parts of the left and right sides of the upright posts; two ends of the buckle beam are respectively inserted into the upper locating holes in the two adjacent upright posts; an upper locating edge corresponding to the embedded groove in the upper side of the wall board is formed at the lower surface of the buckle beam. The prefabricated wall disclosed by the invention is good in safety, has environment-friendly, alkaline-resistant, ageing-resistant and wind-resistant effects, is solid and durable, is convenient to dismantle and high in construction speed, can be repeatedly utilized, can withstand 10-grade high wind by expert base numbers, and belongs to a light wall body. A wall of 150m can be finished by a team everyday in average. Therefore, the prefabricated wall can be widely applied to various fields of construction such as a construction site and city construction landscaping industrial technology transformation.

The invention provides a space-saving interlocking dock-type ecological retaining wall structure and a construction method thereof. The structure comprises a water-permeable ecological dock-type retaining wall base; a base reverse filter structure and a retaining wall foundation are arranged under the base; multiple layers of ecological building blocks interlocked vertically are stacked on the base to the top of a bank slope; corresponding plantings is arranged on the surfaces of the ecological building blocks; a reverse filter structure behind a wall is arranged behind the building blocks; and railings and flood prevention channels are arranged at the top of the slope. The retaining wall base adopts a dock-type structure, the construction earth excavation volume of the retaining walls onthe two sides can be effectively reduced, and the impact of construction on the surrounding environment is reduced; support grade beams and diagonal bracing grade beams are arranged in a base riverbedarea for bearing structural bending moment and stress; the water permeability of the riverbed is improved while the material consumption is reduced, water and soil exchange of river channels is facilitated, and the water quality is improved; and the multiple layers of ecological building blocks interlocked vertically are arranged on the base, concave lock catches and convex lock catches are adopted by the upper building block layer and the lower building block layer for buckling and fixing, anti-sliding convex ridges are arranged on the front portions and the rear portions for sliding prevention, and the integrity and safety are improved compared with those traditional ecological building block retaining walls.

The invention discloses a foundation of a power distribution equipment building of a prefabricated transformer substation. The foundation comprises two stubs, a grade beam and a bottom plate. Liftingplatforms are arranged on the side walls of the stubs, adjusting holes are formed in the lifting platforms, two ends of the grade beam are separately arranged on lifting platforms of the stubs, the bottom plate is arranged on the grade beam, a leveling device is arranged in each adjusting hole, reinforcing steel bars are arranged on the stubs and the grade beam, after the grade beam is arranged onthe lifting platforms, and the reinforcing steel bars on the grade beam are fixedly connected to the reinforcing steel bars on the stubs. The construction method comprises the following steps: excavating the foundation; then putting the stubs in the foundation and leveling the stubs; putting the grade beam and the bottom plate; then carrying out welding and fixing; and finally, casting concrete.The foundation has the advantages that as the upper structure and equipment of the power distribution equipment building are carried out in a standardized manner and the sizes and positions of the upper structure and an equipment load are relatively fixed, the structure and equipment foundation of the power distribution equipment building can be arranged in a standardized manner, so that convenience is brought to production of prefabricated parts on a large scale; the prefabricated foundation can lower the design and on-site production cost and is convenient to construct.