13results about How to "Simple construction method" patented technology

The present application relates to the technical field of roof and canopy drainage construction, and the roof drainage form is divided into free falling water and organized drainage method, wherein: the cast-in-situ concrete eaves gutter form is made together with the roof beam structure during the roof construction; the customized stainless steel U-shaped groove or the purchased finished product aluminum alloy and plastic eaves gutter must be installed and fixed on the canopy or sun room support structure. When the roof panel and canopy panel are more projected from the roof support structure, or the edge of the drip line is not provided with the cross beam, then the eaves gutter cannot be installed. The present application "a kind of eaves gutter installed on the edge of roof panel and canopy panel material" only needs to be installed on the edge of the roof and canopy panel drip line, and does not need to be connected and fixed with the structural components of the roof panel and canopy, and has the advantages of simple structure, wide application range, economy and practicality, and flexible installation.

The utility model discloses a cross-core sleeve and a steel beam-steel pipe column connection node using the same, the cross-core sleeve is characterized in that two groups of circular through holes are oppositely arranged on a steel pipe column, the two groups of circular through holes are respectively arranged on two opposite side walls of the steel pipe column, and a cross-core threaded sleeve is arranged in each through hole; a full thread is arranged in the cross-core threaded sleeve; the steel beam and the connecting fastener are further included; the steel beam comprises H-shaped steel and end plates, the end plates are fixedly arranged at the ends of the H-shaped steel, connecting holes are formed in the end plates, the two side walls of the steel pipe column are each provided with one H-shaped steel, and the ends of the H-shaped steel are connected with the full threads in the penetrating threaded sleeve in a matched mode through connecting pieces. The problem that an existing steel pipe concrete column and steel beam connecting joint cannot be connected through bolts is solved, bolt connection is achieved, and disassembly can be conveniently conducted after installation is completed.

This invention relates to an ultra-thin flooring for cold storage with an internal insulation structure and its construction method. The construction method includes the following specific steps: S1: Casting a reinforced concrete floor slab; S2: Sequentially laying a vapor barrier layer, an insulation layer, a waterproof and breathable layer, and a geotextile layer on the reinforced concrete floor slab; S3: Pouring a concrete surface layer on the waterproof and breathable layer. The advantages of this invention are its simple process and convenient construction. Addressing the characteristics of large-area ultra-thin flooring in large concrete cold storage structures—prone to cracking, peeling, and poor flatness—this invention develops an internal insulation structure for ultra-thin cold storage room flooring and its construction method, solving the technical problems of difficult repair after cracking of ultra-thin flooring in low-temperature cold storage, impacting cold storage operation, and low construction efficiency.

This invention belongs to the field of diaphragm wall construction technology and relates to a method for removing steel joints in diaphragm walls. The method includes the following steps: reinforcing the soil outside the location of the steel joint to form a complete reinforced body; mechanically drilling a hole close to the diaphragm wall at the steel joint location and lowering a steel casing; grouting and sealing the bottom of the steel casing; removing the mud from inside the steel casing; erecting a construction platform inside the steel casing and grouting to reinforce the soil behind the diaphragm wall; cutting the steel casing in sections from bottom to top within the area where the steel joint needs to be removed; removing the steel joint; backfilling the removed area with plain concrete; welding the gap in the steel casing to seal it; after completing one section, raising the operating platform to proceed with the next section until the removal is complete; hoisting out the operating platform and equipment inside the steel casing and removing the steel casing; and then using a tunnel boring machine (TBM) to pass through the diaphragm wall. This invention solves many problems associated with traditional techniques for removing steel joints in diaphragm walls, such as high risk, large investment, and long construction period.

The application relates to a replacement construction method of a horizontal tie rod cable of a through tied arch bridge. A permanent tensioning working chamber is designed at the rear end of a main beam horizontal tie rod tensioning area of a bridge abutment, a large-tonnage jack and a temporary support pier are used at the approach bridge end to lift the approach bridge body as a whole to a certain height, and a large and small two sets of winches are arranged at the approach bridge end. The application can realize efficient and safe replacement of the horizontal tie rod under the premise that the abutment back is not dug and the structure of the approach bridge end is not damaged; the construction period is short, the operation is convenient, the cost is controllable, and meanwhile, the construction quality of the tie rod replacement is ensured.

This utility model discloses an automatic sprinkler curing device for cap beams, relating to the field of cap beam construction technology. It includes a bottom support clamp, a support frame, and a sprinkler module. The sprinkler module is connected to an automatic water supply module. The bottom support clamp is clamped to the outer surface of the upright support column. The support frame is M-shaped, with a first slot and a second slot for respectively securing two upright support columns. Two first clamping rods are provided and respectively installed and fixed in the first and second slots. Two second clamping rods are provided and respectively detachably installed at the opening positions of the first and second slots. This utility model utilizes the bottom support clamp to install the support frame and sprinkler module under the cap beam. The automatic water supply module intermittently supplies water to the sprinkler module, achieving intermittent automatic sprinkler spraying and improving the degree of automation. The support frame and sprinkler module can be inserted horizontally directly below the cap beam rather than diagonally below, thereby achieving comprehensive sprinkler spraying of the cap beam's bottom surface and avoiding sprinkler dead zones.

The utility model discloses a simple line drawing device for highway engineering construction, which comprises a first frame and a front roller connected to the bottom of the first frame, the top of the first frame is connected with a first extension rod, and the top of the first extension rod is connected with a grip; a second extension rod is hinged to a rod body of the first extension rod, the other end of the second extension rod is connected with a second frame, the bottom of the second frame is connected with an auxiliary roller, and a limiting plate is arranged above the hinged position of the second extension rod and the first extension rod; a hopper is connected to a rod body of the first extension rod, a valve is connected to the bottom of the hopper, a material guiding guide pipe is connected to the valve and connected to the second extension rod and an L-shaped rod through fastening assemblies, one end of the L-shaped rod is connected to the second frame, and the other end of the L-shaped rod is arranged behind the auxiliary roller. According to the lime scattering device, the workload can be reduced, the working efficiency is improved, the lime scattering uniformity is improved, the lime scattering opening is close to the ground, and lime scattering is not prone to being caused.

The invention discloses a natural landscape revetment and a construction method thereof, and belongs to the technical field of landscape engineering, and the main body structure of the revetment sequentially comprises a rammed earth layer, a soil layer layered rolling layer and a sandy soil layer from bottom to top; 3-5 pieces of decoration scene stone are arranged in an upstream proper area every 12-15 m; a 2.5-3.5 m aquatic plant planting area is arranged in the midstream; the method comprises the following steps: arranging a wood pile at the downstream, arranging sandy soil, a wood bundle and the wood pile at the upstream area of the wood pile, adopting wickers of 1-5cm and 40-50cm in length as the wood bundle, nailing the wood pile into the soil by 1.5 m according to the distance of 1m, scion, and binding the wood bundle and the wood pile. According to the revetment, natural elements and ecological functions are combined, the construction method is simple and feasible, the stability of the revetment can be effectively enhanced, meanwhile, the attractive and natural landscape effect is created, and good ecological benefits and landscape value are achieved.

The application discloses a cavity type prefabricated segment assembled pier top beam and a construction method thereof. The top plate of the pier top beam is divided into a first top plate and a second top plate, the second top plate is located in the middle of the first top plate, the bottom plate is divided into a first bottom plate and a second bottom plate, the second bottom plate is located in the middle of the first bottom plate, the web plate is divided into a first web plate and a second web plate which are mutually attached, the pier top beam structure comprises a shell and an inner cavity part, the shell comprises the first top plate, the first bottom plate, the first web plate and a flange plate, and the shell is a prefabricated reinforced concrete component; the inner cavity part comprises the second top plate, the second bottom plate and the second web plate, and the inner cavity part is a cast-in-situ reinforced concrete structure. The prefabricated shell is light and thin, the prefabricated shell reduces the weight of the prefabricated segment by 30-50% compared with the prefabricated pier top beam, and is convenient for transportation and hoisting; the pier top segment beam has global stability and seismic performance, the wet joint design of the cast-in-situ beam is removed, the installation speed of the segment assembly is ensured, and the longitudinal splicing joint of the beam is reduced, and the safety of the beam is ensured.

A method, apparatus, equipment, and computer-readable storage medium for adjusting the longitudinal displacement of a new bridge bearing. The method includes: calculating the theoretical value Dsh of the longitudinal displacement of the bridge bearing to be replaced due to shrinkage and creep effects since the bridge's completion, based on a finite element analysis model of the bridge structure; and calculating the longitudinal displacement Dx of the new bridge bearing based on the actual longitudinal displacement Dsp of the bridge bearing to be replaced and the theoretical value Dsh. The theoretical value Dsh of the longitudinal displacement of the bridge bearing to be replaced due to shrinkage and creep effects since the bridge's completion is calculated using on-site measurements of the actual longitudinal displacement Dsp and the finite element analysis model of the bridge structure. The longitudinal offset of the new bearing is adjusted based on the calculation results to ensure that the bearing is correctly installed in the predetermined position, maintaining the stability and safety of the bridge structure, better meeting actual needs, and reducing the longitudinal eccentricity problem of the newly replaced bearing.

The utility model discloses an anti-seepage tunnel which comprises a primary support, a secondary lining and a U-shaped drainage belt, the primary support is arranged on the surface of a rock face in the tunnel, the secondary lining is divided into multiple sections, the multiple sections of secondary lining are sequentially arranged in the length direction of the tunnel, each section of secondary lining abuts against the primary support, and a gap is formed between every two adjacent sections of secondary lining; a slot is formed in the side, facing the inner side of the tunnel, of the gap, the width of the slot is larger than that of the gap, the U-shaped drainage belt is arranged in the slot, a U-shaped opening of the U-shaped drainage belt faces the gap, and the two sides of the U-shaped drainage belt are connected with the slot in a sealed mode. The method has the technical effects that the U-shaped rubber drainage belt is used for guiding and discharging the tunnel leakage, the anti-seepage period is long, the problem that the leakage of a tunnel construction joint and a deformation joint is difficult to radically treat is solved, and the anti-seepage effect is obvious; damage to the original structure can be reduced to the maximum extent, the original structure of the tunnel is slightly changed, comprehensive manufacturing cost is low, operation, management and maintenance are convenient, and the construction method is simple and easy to master and use.

The present application relates to gabion retaining wall technical field, especially to a mortise and tenon type gabion retaining wall structure and construction method, the retaining wall structure includes: raft and gabion, the gabion is filled with stone; The gabion is formed on the raft by the form of piling and forms the retaining wall body, and the mortise and tenon structure is formed by setting the structure beam and structure column of concrete pouring in the inside of the retaining wall body.The mortise and tenon type gabion retaining wall structure of the present application greatly strengthens the stability and security of the whole retaining wall structure, can satisfy the demand of the protection and management engineering of the water side slope of lake, reservoir, depression and so on, and the construction method of the retaining wall structure is convenient, simple process, effectively improves the work efficiency.