16results about How to "Improve reinforcement quality" patented technology

The anchor cable structure capable of achieving process grouting comprises an anchor cable body arranged in a drill hole, a plurality of first steel strands are arranged in the anchor cable body, the sections of the first steel strands are in an annular array, an isolation pipe is arranged on the inner sides of the first steel strands, a grouting pipe set is arranged in the isolation pipe, and the grouting pipe set is connected with the anchor cable body. The grouting pipe set can conduct independent grouting on different sections in different time periods according to the surrounding rock condition in the hole. By arranging the grouting pipe sets capable of conducting independent grouting reinforcement on different sections in different time periods according to the situation of surrounding rock in a hole, the anchor cable structure supports multiple times of grouting according to needs in the roadway service period, and therefore the anchor cable structure dynamically adapts to changes of the surrounding rock. According to the surrounding rock process grouting reinforcement method provided by the invention, through a staged and regional dynamic grouting mode, accurate reinforcement can be carried out in real time according to the deformation and damage conditions of the surrounding rock of the roadway, the grouting effect is optimized, and the reinforcement quality is improved.

The utility model provides a fixed coring device for determining the integrity of a pile body of a soft soil foundation, which belongs to the technical field of highway engineering and structurally comprises a rack, a chassis and a drill pipe machine, the rack is fixedly connected onto the chassis, a power mechanism is arranged on the chassis, and the power mechanism outputs power to be connected with a transfer case. One power output of the transfer case is connected with the transmission drill pipe machine, and the other power output is connected with the crawler machine; hydraulic lifting machines are arranged at the four corners of a horizontally-arranged rectangular rack respectively, and hydraulic supporting feet are arranged at the bottom of each hydraulic lifting machine. The corner portions of the frame are fixedly connected and arranged at the top ends of the four hydraulic lifting machines in a sitting mode. And verticality early warning devices are respectively arranged at the tops of the hydraulic lifting machines. The problem that soft soil foundation pile foundation core drilling sampling is prone to deviating is solved. The deviation angle in the core drilling and sampling process can be monitored in real time, an operator can conduct real-time adjustment, then the core drilling and sampling success rate is increased, the foundation reinforcement quality is improved, and the road engineering quality safety is guaranteed.

The invention relates to a continuous beam end formwork reinforcing structure which comprises a plurality of reinforcing pipes arranged on the outer wall of a continuous beam end formwork at intervals and arranged between main reinforcements of a continuous beam. The multiple supporting pieces are arranged on the outer sides of the reinforcing pipes, each supporting piece stretches across the multiple reinforcing pipes and is connected with the corresponding reinforcing pipe, and main ribs penetrate through the ends of the two sides of each supporting piece; and the multiple limiting assemblies are arranged at the ends of the two sides of the supporting piece correspondingly, and the ends of the supporting piece and the main reinforcements are clamped and fixed through the limiting assemblies for limiting. The reinforcing quality of the end formwork face is guaranteed through net-shaped connection formed by the multiple reinforcing pipes and the multiple supporting pieces in a crisscross mode, stable connection between the supporting pieces and the main reinforcements is guaranteed through the limiting assemblies, no welding connection points exist on the main reinforcements and the steel formwork face plate, the reinforcing quality of the continuous beam end formwork is improved, assembly and disassembly are fast, and the construction cost is low. And therefore, the working efficiency is further improved, and the cost is also reduced.

This invention discloses a beaded membrane bag pressurization and compaction reinforcement device and method for soft soil foundations, relating to the field of building foundation reinforcement. It includes multiple membrane bag units connected sequentially by a chain conveyor. Each membrane bag unit includes at least one sequentially connected membrane bag, and one of the membrane bags in the multiple membrane bag units is connected to a branch pipe. Each branch pipe is equipped with a switch valve, and all branch pipes are connected to a common pressurization conduit. This invention implants the beaded membrane bag pressurization and compaction reinforcement device into the weak soil layer of the soft soil foundation to be reinforced. The surface of the site to be reinforced is then pressurized with grout to inject grout into the membrane bags at the designated depth using a pressurized grouting device. After the grout is injected into the corresponding membrane bags, the membrane bags expand, forming a compression reinforcement on the surrounding soil outside the membrane bags.

This utility model relates to a road and bridge crack reinforcement structure, belonging to the technical field of road and bridge crack reinforcement structures. The road and bridge crack reinforcement structure includes: a base, carbon fiber cloth and guide components, a frame, a bidirectional threaded rod, a support frame, guide rollers, and pressure rollers. The guide rollers and pressure rollers rotate on the same horizontal plane. The bidirectional threaded rod can adjust the distance between the two support frames to accommodate reinforcement requirements of carbon fiber cloth of different widths. Guide rollers and pressure rollers are movably inserted into the two support frames to ensure the carbon fiber cloth remains flat during laying. The guide components are located on both sides of the support frames and are movable at both ends of the guide rollers to prevent the carbon fiber cloth from shifting during laying. The carbon fiber cloth is movably sleeved on the surface of the bidirectional threaded rod, with one side sliding along the surface of the guide rollers and pressure rollers. Through the compaction action of the pressure rollers, the carbon fiber cloth is tightly adhered to the crack surface, thereby effectively improving the load-bearing capacity and durability of the bridge structure.

The utility model relates to the technical field of surface engineering, and discloses an ion nitriding vacuum composite treatment device which comprises an outer cover and a base, the bottom surface of the outer cover is connected with the top surface of the base, a plurality of electric heating plates are arranged on the outer cover along the inner wall, and the top of the outer cover is communicated with a gas inlet pipeline through a gas inlet. The gas inlet pipeline is connected with a nitriding gas pipe and a quenching gas pipe, a cooler is arranged below the quenching gas pipe and communicated with the lower portion of the outer cover through a quenching gas outlet, a quenching gas circulating pipe valve is arranged between the cooler and the quenching gas outlet, and a circulating fan is arranged between the quenching gas pipe and the cooler. The end, away from the cooler, of the air inlet pipeline is connected with the vacuum pump set. Through the cooperation of the air inlet pipeline, the vacuum pump set and the electric heating plate, the ion nitriding, vacuum quenching and vacuum tempering processes can be completed step by step in the same device, the operation is simple, a high-quality infiltrated layer can be obtained in a short time, the surface of a metal part can be efficiently strengthened, meanwhile, the equipment is simplified, and the cost is reduced.

The invention discloses an electromagnetically-driven sheet surface impact strengthening and toughening tool and a process thereof.The electromagnetically-driven sheet surface impact strengthening and toughening tool comprises a workbench, an edge pressing positioning device and a stepping rotation driving output end, an outer barrel wrapping sleeve is fixedly arranged above the top face of the workbench, and an electromagnetic driving coil is embedded in the top of the outer barrel wrapping sleeve; the bottom end of the stepping rotation drive output end is fixedly connected with an electromagnet assembly, a high-alloy steel male die is movably arranged in the outer cylinder wrapping sleeve, a copper ring is fixedly arranged on the top of the high-alloy steel male die, and steel balls which are evenly distributed are arranged on the bottom face of the high-alloy steel male die. According to the method, the male die with the protruding high-strength steel balls is introduced to replace traditional shots, short-period and high-frequency repeated high-speed impact and efficient shot peening strengthening treatment of the male die on the surface of the plate is achieved, the fatigue strength of the plate is improved, the technological process is simplified, the manufacturing period is shortened, and the production cost is reduced. And the production efficiency is improved.

The utility model relates to the technical field of building test detection devices, in particular to a ground penetrating radar-based fertilizer groove backfill soil bacterial liquid permeation degree detection device. Comprising a movable frame, a ground penetrating radar machine body which is arranged on the movable frame and is used for detecting the water content of a backfilled soil body of a fertilizer groove, a detection display machine body which is arranged on the movable frame and is connected to the ground penetrating radar machine body, and a bacterial liquid barrel which is arranged on the movable frame and is used for storing a bacterial liquid, the movable frame is provided with a spraying assembly which is communicated with the bacterial liquid barrel and is used for spraying the backfilled soil body of the fertilizer groove. When the water content of the backfilled soil is detected, the movable frame is pushed to walk on the backfilled soil of the fertilizer tank, the water content of the backfilled soil of the fertilizer tank is detected through the ground penetrating radar machine body, the detection result is displayed on the detection display machine body, and a worker observes the detection data on the detection display machine body to detect the water content of the backfilled soil of the fertilizer tank. And the spraying assembly is used for spraying and supplementing the place where the bacterium liquid cannot permeate in place, so that the overall reinforcing quality of the backfill soil of the fertilizer groove is improved.

The invention discloses soft foundation reinforcing equipment for road construction, and relates to the technical field of road construction, the soft foundation reinforcing equipment comprises a rack and a lifting frame arranged on the rack in a sliding mode in the vertical direction, the rack is provided with a lifting assembly used for driving the lifting frame to slide, the lifting frame is fixedly provided with a grouting barrel, and the grouting barrel is provided with a grouting hole; the bottom of the grouting cylinder is rotationally provided with a cutter head, the cutter head is provided with a plurality of cutting blades in the circumferential direction of the cutter head, the lifting frame is provided with a power unit used for driving the cutter head to rotate, the rack is provided with a grouting mechanism used for pouring concrete into the grouting cylinder, and the side wall of the grouting cylinder is provided with a plurality of grout outlet holes. The method has the advantages that disturbance to the surrounding environment in the construction process is reduced, the construction cost and time are reduced, and the soft foundation reinforcing efficiency and quality are improved.

The application discloses a stone masonry reinforcing device and a reinforcing method, and relates to the technical field of stone masonry reinforcing. The stone masonry reinforcing device comprises a reinforcing device main body, the reinforcing device main body comprises steel wire meshes arranged on two sides of a wall body and a horizontal connecting piece assembly used for connecting the steel wire meshes on the two sides, the horizontal connecting piece assembly comprises a pipe, an L-shaped pipe connected with the pipe and a hook connected with the pipe, and the horizontal connecting piece assembly further comprises a connecting mechanism. The stone masonry reinforcing device and the reinforcing method can connect multiple horizontal connecting piece assemblies into a whole and form a communicating pipeline when the horizontal connecting pieces are reinforced, can improve the reinforcing effect of the whole, facilitate alignment operation of the multiple horizontal connecting piece assemblies, ensure that the steel wire meshes can be in a flat state after being fixed, can combine grouting reinforcement and horizontal connecting piece reinforcement, are more convenient and fast, and can improve the reinforcing efficiency and quality.

The utility model relates to the technical field of ancient building protection, and discloses a wood structure ancient building beam column joint reinforcing structure which comprises a first column sleeve and a second column sleeve, the two sides of the first column sleeve are fixedly connected with the two sides of the second column sleeve through inner hexagon screws respectively, and a first supporting plate is fixedly arranged at the top end of the first column sleeve. First beam sleeves are fixedly arranged on the two sides of the top end of the first supporting plate, a second supporting plate is fixedly arranged at the top end of the second column sleeve, second beam sleeves are fixedly arranged on the two sides of the top end of the second supporting plate, and one side of the top end of each first beam sleeve is fixedly connected with one side of the top end of the corresponding second beam sleeve through an inner hexagon screw. The top of the wood column can be protected through the first column sleeve and the second column sleeve, the surface of the wood beam can be protected through the first beam sleeve and the second beam sleeve, supporting can be provided between the first column sleeve and the second column sleeve and between the first beam sleeve and the second beam sleeve through the first supporting plate and the second supporting plate, and the beam-column joint of the wood structure can be reinforced; and the reinforcing area of the node is increased.

The application discloses a layered roadbed segmented inclined grouting construction device and method, which comprises a moving mechanism, the moving mechanism comprising a driving vehicle, a hydraulic cylinder and a grout tank being fixedly installed on the driving vehicle, and a connecting rod assembly being arranged at an output end of the hydraulic cylinder; a grouting mechanism, the grouting mechanism comprising a sleeve, the sleeve being fixedly connected with the connecting rod assembly, a grouting outer pipe being slidably connected in the sleeve, a grouting inner pipe being fixedly connected in the grouting outer pipe, the grouting inner pipe being communicated with the grout tank, a plurality of first one-way liquid outlet assemblies being arranged on the grouting outer pipe, a plurality of groups of second one-way liquid outlet assemblies being arranged on the grouting inner pipe, and a segmented guide assembly being slidably connected in the grouting outer pipe through a first transmission assembly, the segmented guide assembly being located between the grouting inner pipe and the grouting outer pipe. The application can respectively grout different depth layered roadbeds from the side of the roadbed, avoid damage to the road surface structure caused by drilling, reduce the number of grouting holes, and do not affect traffic.

The present invention discloses a structure reinforced by an external prestressed assembled concrete frame-energy-absorbing support of an existing structure, including an external frame-energy-absorbing support structure fixed on the original structure to be reinforced, which includes a prefabricated beam, a prefabricated column, and a prefabricated support. The prefabricated support is prefabricated by pouring concrete with a built-in low-yield point energy-absorbing steel plate, and the prefabricated beam, prefabricated column, and prefabricated support are all reserved with connecting parts for connection; the prefabricated beam and the prefabricated column are fixedly connected to each other, and concrete is poured at the connection node. The prefabricated columns that are fixedly connected in turn are provided with penetrating prestressed tendons, and the two ends of the prestressed tendons are anchored; the external frame is composed of a plurality of external frame units, and the external frame units are provided with prefabricated supports. The present invention greatly improves the construction efficiency and reinforcement quality without affecting the use of the original structure to be reinforced.

The utility model discloses a novel combined type secondary pouring concrete guide wall formwork reinforcing structure which comprises reinforcing stand columns, lifting stand columns, reinforcing screws, fixing lug plates, fixing rods and a guide wall formwork, the reinforcing stand columns are arranged on the two sides of the guide wall formwork in pairs, and threaded holes are formed in the reinforcing stand columns in the axis direction of the reinforcing stand columns; the lifting stand column is arranged in the threaded hole and is in threaded fit with the threaded hole, and the upper end of the lifting stand column extends to the top of the guide wall formwork and is fixedly provided with a mounting ring; the reinforcing screw rod penetrates through the mounting ring and is locked through a nut; the fixing lug plate is in an L shape and is fixedly arranged on the side, away from the guide wall formwork, of the lower end of the reinforcing stand column, and a mounting space is formed between the fixing lug plate and the reinforcing stand column. The fixing rod is arranged in the mounting space, and the two ends and the middle of the fixing rod are fixedly connected with the ground. The overall stability of the guide wall formwork is ensured, field installation is easy and convenient, rapid turnover can be achieved, combination is flexible, and usability is high.

The utility model provides a kind of adjustable water stop screw of double-wall position special, belong to building construction technical field.The adjustable water stop screw of double-wall position special includes screw rod structure and locking adjusting structure.The screw rod structure includes first water stop double-end screw and second water stop double-end screw, and double-sided water stop ring is fixed on the first water stop double-end screw and the second water stop double-end screw, snap ring is sleeved on the first water stop double-end screw and the second water stop double-end screw;The locking adjusting structure includes adjusting sleeve and locking part, and the adjusting sleeve is threadedly connected between the first water stop double-end screw and the second water stop double-end screw, and the locking part is threadedly connected on the first water stop double-end screw and the second water stop double-end screw.The utility model can cope with the pouring operation of double wall and single wall simultaneously in the process of using, and it is convenient to adjust, which is conducive to improving the scope of application and use flexibility.

The invention relates to the technical field of side slope treatment, in particular to a side slope reinforcing device and method based on microbial mineralization, which comprises a bracket, and the bracket is provided with a liquid injection assembly for injecting a bacterial liquid and a cementing liquid, a temperature measurement assembly for detecting temperature and a receiving assembly for receiving the bacterial liquid and the cementing liquid. The liquid injection assembly comprises a controller and a plurality of liquid injection pieces used for conveying liquid, and the controller is used for controlling the liquid injection pieces to operate. The output end of the liquid injection part is communicated with a plurality of bacterium injection needle heads for conveying bacterium liquid and a plurality of grouting needle heads for conveying cementing liquid, flow regulating valves are arranged at the communicating positions of the bacterium injection needle heads and the liquid injection part and the communicating positions of the grouting needle heads and the liquid injection part, and the input end of the liquid injection part is communicated with a liquid storage barrel; the liquid injection pieces are fixedly connected to the outer side walls of the lower portions of the liquid storage barrels, and openings are formed in the tops of the liquid storage barrels. The flow of the bacterial liquid and the cementing liquid is adjusted according to real-time temperature feedback, so that microorganisms are maintained to react at the optimal working temperature, and the mineralization effect and the soil reinforcement quality are improved.