16results about How to "Effective reinforcement" patented technology

The application belongs to the technical field of tunnel soil body reinforcement, and particularly discloses a device and method for reinforcing soil body of a tunnel starting well portal by injecting microbial slurry, which comprises a storage component, a transmission component and an injection component, the storage component comprises two constant-temperature boxes, and the two constant-temperature boxes are respectively used for placing bacterial liquid and cementing liquid; the transmission component comprises a multi-connection micro high-pressure pump, and two independent liquid channels are arranged in the pump; the injection component comprises a grouting guide pipe and a rotating grouting head, the grouting guide pipe comprises two hollow semi-cylindrical pipes, and the longitudinal straight faces of the two hollow semi-cylindrical pipes are attached together to form a cylinder with two independent longitudinal cavities; the two independent longitudinal cavities are respectively connected with the two constant-temperature boxes through different liquid channels; a plurality of spray holes are longitudinally and uniformly arranged on the arc faces of the hollow semi-cylindrical pipes; and the rotating grouting head is used for driving the grouting guide pipe to rotate. The application can reduce the internal loose problem of the soil body reinforced by the microorganism, and improve the reinforcement effect of the soil body of the tunnel starting well portal.

This utility model relates to the field of anchor bolt technology, and in particular to an anchor bolt structure for geotechnical construction, including an anchor bolt, a guide head, a sliding sleeve A, an anti-slip plate, and an elastic support assembly. The anchor bolt has a through hole coaxial with it, and several barbs A are provided on its outer wall. The guide head is connected to one end of the anchor bolt and has a grouting hole communicating with the through hole. The sliding sleeve A is fitted onto the anchor bolt, and several sets of connecting rods A are provided on the sliding sleeve A, with two connecting rods A in each set, and the two connecting rods A in the same set are parallel to each other. The anti-slip plate is rotatably connected to the ends of the two connecting rods A on the corresponding side away from the sliding sleeve A. The elastic support assembly is provided on the anchor bolt to expand each connecting rod A, thereby synchronously adjusting the distance between each anti-slip plate and the anchor bolt axis. This utility model improves the pull-out resistance of the anchor bolt and the stability of the connection between the anchor bolt and the geotechnical structure by relying on the anti-slip plate expanded by the elastic support assembly to abut against the inner wall of the rock borehole and by adding the barb structure.

The invention belongs to the technical field of steel plate reinforcement, and particularly relates to a compressed air energy storage sealing layer steel plate anti-deformation reinforcement structure. Comprising a row of first screws welded and fixed to the inner side of a sealing layer steel plate, the two sides of the row of first screws are each provided with a steel channel, the row of first screws are jointly sleeved with an upper pressing plate, the upper pressing plate is located at the top ends of the two steel channels, and first locking nuts are installed on the upper portions of the first screws in a threaded mode; an upper pressing plate is tightly pressed on the two pieces of channel steel through the first locking nuts, and the two pieces of channel steel are tightly pressed on the sealing layer steel plate through the upper pressing plate. According to the reinforcing structure, the sealing layer steel plate can be effectively supported and reinforced by adopting the reinforcing structure composed of the first screw rod, the channel steel, the upper pressing plate and the first locking nut, so that the sealing layer steel plate is prevented from being deformed in the transportation and installation process, convenience is provided for later welding and splicing construction, and the construction efficiency is improved.

The temporary reinforcing and supporting structure comprises a concrete strip-shaped base, concrete short columns are arranged at the two ends of the concrete strip-shaped base, and stand columns inserted into the concrete short columns are arranged on the two sides of the two concrete short columns. Outer inclined supporting columns inserted into the concrete short columns are arranged on the outer sides of the two concrete short columns, an inter-column connecting rod assembly is arranged between every two adjacent columns, and distribution beams for supporting a bridge body of the overbridge are arranged on the two columns of the concrete short columns. The distribution beam is provided with a middle supporting column supporting rod which upwards penetrates through a bridge body of the overbridge and is connected with a top cover of the overbridge. The utility model belongs to the technical field of building construction, the concrete strip-shaped base, the concrete short columns, the stand columns and the outer inclined supporting columns are arranged between the two bridge columns of the overbridge to support the overbridge, the construction time is short, the assembling speed of a steel structure is high, and the overbridge can be rapidly and effectively reinforced.

The application discloses a mine soft start cabinet with a double bypass switching structure and relates to the technical field of mine soft start cabinets.The mine soft start cabinet comprises a locking assembly, the locking assembly comprises a mine soft start cabinet, one side of the mine soft start cabinet is provided with a cabinet door, one side of the mine soft start cabinet is provided with an incoming line port, the inner wall of the bottom of the mine soft start cabinet is provided with a mounting bracket, one side of the mounting bracket is connected with a double bypass switching panel, and one side of the double bypass switching panel is slidably provided with a double bypass switching switch.Three L-shaped locking racks of the locking assembly can effectively and firmly lock the double bypass switching switch during bypass switching, the locking can effectively limit and fix the double bypass switching switch, the double bypass switching switch can be prevented from accidentally sliding due to vibration during operation, unnecessary bypass switching can be avoided, the normal operation of the mine soft start cabinet and mine equipment load can be ensured, and unnecessary damage can be avoided.

This utility model relates to the field of deep foundation pit construction technology, specifically a grouting device for deep foundation pit construction. It includes a base plate, a storage tank mounted on the base plate, a water pipe connected to the bottom of the storage tank, a water pump connected to one side of the water pipe, and a first screw installed within a fixed frame. This utility model, through the cooperation of the base plate, storage tank, water pipe, water pump, inlet, fixed frame, first screw, first drive motor, moving plate, nozzle, fixed frame, second screw, second drive motor, moving block, first electric telescopic rod, and clamping block, allows the grouting device to grout from the bottom of the deep foundation pit, simultaneously and evenly grouting the interior, ensuring effective reinforcement of the deep foundation pit, enhancing the bearing capacity of the foundation, and increasing the cohesion and shear strength of the foundation soil. This helps reduce foundation deformation and settlement, improving the overall stability of the foundation. In deep foundation pit engineering, the stability of the foundation is directly related to the safety and stability of the project.

The utility model discloses a formwork reinforcing device at the joint of the top of a concrete cylinder and beams, beam side formworks are arranged on the two side faces of the two beams at the top of the cylinder, and a cylinder formwork is arranged at the top of the cylinder and located between the two beams; the beam side formwork reinforcing mechanism is used for reinforcing beam side formworks on the two sides of a beam at the same position. The cylindrical formwork reinforcing assembly is used for reinforcing a cylindrical formwork and comprises an adapter piece, a second opposite-pull screw assembly, a supporting rod, a locking nut, a clamping base and a supporting strip, the two ends of the adapter piece are lapped on the secondary edges of the two side beam side formworks correspondingly, and the middle of the adapter piece faces the cylindrical formwork. The second opposite-pull screw assemblies penetrate through the beam side formworks on the two sides of the same beam, the two ends of the second opposite-pull screw assemblies are oppositely pulled and pressed on the ends of the connectors and the secondary edges respectively, the supporting rods penetrate through the middles of the connectors and abut against the connectors in the length-adjustable mode through the locking nuts, the clamping bases are arranged at one ends of the supporting rods, the supporting strips are vertically located in the clamping bases, and the supporting strips abut against the outer sides of the cylindrical formworks through the clamping bases. The device can effectively reinforce the formwork at the joint of the top of the concrete cylinder and the beam.

The utility model relates to the technical field of bridge-cut-off aluminum windows, and discloses a bridge-cut-off aluminum window structure of a balcony window, which comprises a bridge-cut-off aluminum window integrated frame, first glass and second glass, a side aluminum window frame is hinged to the inner side of the bridge-cut-off aluminum window integrated frame, an aluminum window slot is formed in the inner side of the side aluminum window frame, and the first glass and the second glass are hinged to the bridge-cut-off aluminum window integrated frame. A first frame is fixedly installed on the inner side of the aluminum window open groove and is flush with the outer surface of the side aluminum window frame. Compared with a traditional device, due to the fact that the threaded rod is embedded into the inner side of the expansion screw cylinder to promote the expansion screw cylinder to expand towards the two sides, the wood block, the groove and the conduction plate are driven to cooperatively operate, and finally the multiple annular flexible cushion blocks push the extrusion blocks to extrude the face, hinged to the broken bridge aluminum window integrated frame, of the side aluminum window frame. In the process, the elastic force of the annular flexible cushion block is used for automatic compensation, the position is accurately fixed, the hinged position is effectively reinforced, the deformation and damage risks are greatly reduced, the service life is prolonged, and the operation stability and reliability of the whole device are guaranteed.

This utility model provides an impact-resistant and reinforced washing machine inner drum assembly, including a side support structure, which comprises a clamping structure and a fixing structure. The clamping structure is disposed at the top and bottom of the washing machine inner drum structure, and a fixing structure is disposed between two clamping structures. The fixing structure is disposed on the inner wall of the machine compartment. This utility model is reasonably designed. By using the side support structure disposed on the outer wall of the washing machine inner drum structure, the side support structure can effectively support and reinforce the washing machine inner drum structure, avoiding stress concentration problems during the rotation of the washing machine inner drum structure. At the same time, the washing machine inner drum structure rotates within multiple side support structures, which can fix and clamp the washing machine inner drum structure, maintaining its stability.

The application discloses a method for reinforcing the well wall of a hydrate exploitation well in a sea area by using mineralization deposition, and comprises the following steps: arranging a spray hole on the pipeline of the exploitation well and extending the spray hole to the outside of the well wall; arranging a plurality of pipelines along the well wall inside the well wall for conveying branched polyethylene imine (BPEI) solution and modified nano calcium carbonate dispersion; before hydrate exploitation, conveying the reagents from an exploitation platform to a specified reinforcement depth, and spraying the two reagents from the spray hole by using a high-pressure pump at a certain time interval and pressure; the two reagents are fully reacted in the soil layer around the well wall to generate mineralization deposits and improve the strength of the soil layer; the method can be repeated according to requirements to form multiple mineralization deposits to achieve the required reinforcement strength; the method is convenient to operate, the reinforcement process is clear, and the effect is remarkable, and the method fills the blank in the field of real-time reinforcement of the well wall of a hydrate exploitation well, and helps long-term, safe and efficient exploitation of hydrate energy, and has remarkable technical advantages.

The utility model provides a kind of wear-resistant macromolecular composite pipe with splicing effect, comprising: macromolecular composite pipe and splicing mechanism, wherein, splicing mechanism includes threaded pipe, connecting pipe, splicing pipe and connecting ring, wherein, threaded pipe is arranged at one end of macromolecular composite pipe, connecting pipe is connected with the other end of threaded pipe;Splicing pipe is arranged at the other end of macromolecular composite pipe;Connecting ring is arranged outside macromolecular composite pipe.The macromolecular composite pipe with splicing effect of the utility model embodiment can quickly splice two macromolecular composite pipes together, thereby improving the work efficiency of staff.

The utility model discloses a high -voltage transmission line iron tower with reinforcing structure, including iron tower body and concrete base, and the upper end of concrete base is opposite to the four corners of iron tower body and is equipped with the pre -buried groove, and the lower end of four corners of iron tower body is fixedly connected with the support seat. The utility model discloses through the four first pre -buried bolt of inserting in the bottom of pre -buried groove, the support seat of iron tower body four corners lower end is inserted in four pre -buried grooves respectively and is pressed tightly with support rod, and the concrete is filled in pre -buried groove and is fixed, need not manual operation complex structure to reinforce iron tower body, and the operation is simple, and the labor intensity is reduced, and a plurality of support piles are respectively welded and fixed on the upper end of a plurality of fixed plates, and a plurality of horizontal support plates are respectively inserted between the adjacent T type nodes and are fixed with the cooperation bolt, and the fixed plate and the inclined support are respectively welded and fixed between the side wall of iron tower body and T type node, and the stability of reinforcing is improved.

The invention belongs to the technical field of underground construction engineering, and particularly relates to an overpass existing subway tunnel protection structure which comprises isolation piles. A plurality of isolation piles are arranged, and the plurality of isolation piles are divided into three groups; the multiple isolation piles are arranged as main supporting components, the overall stability of the structure is enhanced, the isolation piles serve as anti-floating piles of the underground transportation hub structure, the anti-floating capacity of the structure is improved, and due to the arrangement mode of the three sets of isolation piles, when the structure bears loads, force can be more evenly dispersed, local stress concentration is avoided, and the service life of the structure is prolonged. The four inserting holes formed in the fixing frame provide accurate positions for inserting of the inserting plates, it is ensured that the conversion raft plate can be stably hoisted on the fixing frame, the conversion raft plate serves as a bottom plate of the underground transportation hub structure, the upper load is borne, the load is transmitted to the multiple isolation piles through connection with the fixing frame, and therefore the conversion raft plate is prevented from being damaged. And the bearing capacity of the structure is further enhanced.

The invention relates to the technical field of steel and iron material processing, and provides high-toughness low-cost normalizing rolling bridge steel and a production method thereof.The high-toughness low-cost normalizing rolling bridge steel is composed of, by weight, 0.06%-0.15% of C, 1.15%-1.35% of Mn, 0.013%-0.040% of Nb, 0.1%-0.20% of Mo, 0.045%-0.09% of Zr, 0.002%-0.003% of Ca, smaller than or equal to 0.015% of Ti, 0.020%-0.045% of Alt, smaller than or equal to 0.020% of P, smaller than or equal to 0.005% of S, 0.1%-0.15% of Cr, 0.05%-0.1% of Ni, 0.05%-0.15% of Cu and the balance iron and inevitable impurities. Through the technical scheme, the problems of poor mechanical property and low-temperature toughness of bridge steel in related technologies are solved.

The utility model discloses an oblique arm manipulator swing arm device which comprises a base, the top of the base is fixedly connected with a rotating disc, the top of the rotating disc is fixedly connected with a control box, and the top of the control box is fixedly connected with a driving box. A stop mechanism is formed by arranging the annular stop disc, the stabilizing rod, the upper pressure rod, the lower pressure frame, the arc-shaped stop piece, the triangular plate, the stop air cylinder and the like. When a stop air cylinder contracts, a triangular plate is driven to move leftwards, then arc-shaped stop pieces on an upper pressure rod and a lower pressure frame are matched with an annular stop disc, braking of the swing arm device is achieved, the swing position of the inclined plate mechanical arm is reinforced and stabilized by arranging a stabilizing mechanism, the stability in the swing process is improved, and the stability of the inclined plate mechanical arm is improved. And effective braking is conducted through the stop mechanism when the swing arm stops acting, the situation that when the swing arm stops, the mechanical arm shakes and disengages teeth, and use is affected is avoided, and the safety and accuracy of the mechanical arm are improved.

This invention provides a method for reinforcing the hinge joint of an arch bridge, relating to the field of bridge repair technology. It includes the following steps: injecting a water-stopping material into the construction joint of the hinge joint in the existing arch concrete; removing water stains and loose areas from the existing arch concrete and roughening its surface; attaching a rubber waterstop to the bottom surface of the existing arch concrete; tying reinforcing bars, installing formwork, and pouring a high-strength grout with an enlarged cross-section at the bottom of the existing arch concrete; after the newly poured high-strength grout with an enlarged cross-section reaches its design strength, creating a filling groove in the construction joint of the high-strength grout with an enlarged cross-section; injecting a water-stopping material into the upper part of the filling groove and a consolidating material into the lower part of the filling groove. This method can effectively reinforce the hinge joint of the existing arch concrete, allowing the hinge joint to maintain its hinge capacity. Furthermore, it can improve the waterproofing capacity of the hinge joint and retain a certain degree of waterproofing reserve.