89results about How to "Improve reinforcement effect" patented technology

The utility model relates to the technical field of anchor bolts, and particularly discloses a plastic anchor bolt special for maintenance of an outer wall thermal insulation layer, the plastic anchor bolt comprises a metal screw and a plastic expansion sleeve, and a plastic disc is arranged at the top of the plastic expansion sleeve; a cavity for accommodating the metal screw is formed in the plastic expansion sleeve; the upper portion of the plastic expansion sleeve is a sleeve, the lower portion of the plastic expansion sleeve is an anchoring end, a glue injection hole communicated with the cavity is formed in the sleeve, and a glue injection sealing film is arranged between the glue injection hole and the anchoring end. Due to the expansion gap formed in the middle of the anchoring end and the protrusions and the recesses in the outer wall, after the anchor bolt is installed, the anchor bolt can be better meshed with a base material, the anchoring strength is improved, and the anti-drawing performance of the anchor bolt is improved. The glue injection sealing film is arranged between the glue injection hole and the anchoring end, so that glue liquid can be prevented from leaking to other places during glue injection, and the glue injection pressure and the glue liquid are ensured to reach required places only through the glue injection hole; and after glue injection, the reinforcing effect of the anchor bolts on the thermal insulation layer is further enhanced.

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.

The invention provides a PWM control chip radiation hardening method and a related device, and the method comprises the steps: determining a transmission path of a reference module and an oscillator module of a PWM control chip, carrying out the transient filtering of the transmission path, and obtaining a filtered bias signal; determining a first reference voltage of a reference module of the PWM control chip and a second reference voltage of a pre-step-down module, and judging the first reference voltage and the second reference voltage based on a third reference voltage of an over-temperature protection module to obtain an enable signal after over-temperature protection; monitoring a power path of the PWM control chip to obtain an anti-latch protection signal; and reinforcing the PWM control chip based on the filtered bias signal, the enable signal after over-temperature protection and the anti-latch protection signal to obtain a reinforced PWM control chip. According to the method, the single event effect can be reinforced in multiple dimensions, and the reinforcing effect is remarkably improved, so that the use requirements of most tasks can be met.

The present application relates to soft ground treatment technical field, specifically to a kind of based on non-uniform soft foundation pressurized vacuum preloading device and layout method, preloading device includes: pressurized pipe body, can be connected in series;Connecting pipe body is spaced in the pressurized pipe body, side wall and the side wall of pressurized pipe body are enclosed into pressurized cavity, and the side wall of pressurized cavity is provided with multiple exhaust holes;Pressure regulating mechanism is connected between the inner cavity of connecting pipe body and pressurized cavity, and the size of the on-off and effective communication area of communication passage between the inner cavity of connecting pipe body and pressurized cavity can be adjusted;Wherein, in the case where two pressurized pipe bodies are connected, corresponding two connecting pipe bodies are connected, can be according to the permeability coefficient and consolidation characteristics of different depth soil layer, specifically adjust pressurized pressure, to improve reinforcement effect, improve construction efficiency.The preloading method is based on the preloading device described above.

The utility model provides a bathroom hanging mould detachable shaping reinforcement device belongs to bathroom hanging mould construction technical field, this bathroom hanging mould detachable shaping reinforcement device includes the rod body and sets up the positioning spare at the both ends of rod body, the rod body includes fixed rod and movable rod, and the one end fixed connection of movable rod is close to fixed rod has inserted rod, and inserted rod can insert the inside of fixed rod, and is provided with adjusting assembly between fixed rod and movable rod, the positioning spare includes mounting panel, first bracing piece and second bracing piece, and the one end of mounting panel is provided with the connecting block, and second bracing piece sets up at the bottom of connecting block, and first bracing piece sets up at the bottom of mounting panel, this device cooperates between telescopic rod body and positioning spare, after construction is completed, and the device can dismantle fast and save strength, solves the problem that traditional plank reinforcing mode dismantles difficultly, and the material is easily damaged, can adapt to the bathroom of different bay size, effectively saves construction cost.

This invention discloses an environmentally friendly plasticizer using modified lignin as a carrier, a rubber composition, and a method for preparing the same, relating to the field of rubber processing technology. The environmentally friendly plasticizer using modified lignin as a carrier, by weight, comprises the following components: 50 parts modified lignin, 25 parts plasticizing active ingredient, 8 parts dispersant, 5 parts anti-aging agent, and 3 parts stabilizer. The modified lignin is a lignin oligomer containing ester, acetyl, and ether cross-linked structures, with a weight-average molecular weight of 800-1200 Da, a dispersion coefficient ≤1.5, and a carboxyl content ≤0.2 mmol / g. This invention successfully overcomes the technical defects of existing plasticizer carriers, such as high toxicity, difficulty in degradation, and poor compatibility with polymer matrices, providing an environmentally friendly plasticizer using modified lignin as a carrier. This technical solution achieves the dual goals of high-value utilization of lignin and greening of the plasticizer product.

The utility model discloses a fast tunneling device for broken roofs, which relates to the technical field of tunneling devices and comprises a draw-off pump, a draw-off pipe is fixedly mounted on one side of the draw-off pump, a storage tank is fixedly mounted on one side of the draw-off pipe, and a diverter valve is fixedly mounted at the top of the draw-off pump. Flow dividing pipes are fixedly mounted in the two sides of the flow dividing valve, cross valves are fixedly mounted at the tops of the flow dividing pipes, and conveying pipes are fixedly mounted in the two sides and the top of each cross valve. According to the rapid tunneling device for the broken roof, chemical liquid in the storage tank can be pumped out through the draw-off pump and the draw-off pipe and then fed into the flow dividing valve, the liquid can be fed into the cross valve through the two flow dividing pipes after being divided through the flow dividing valve, and the liquid is fed into the spray head through the three conveying pipes after being divided through the cross valve; and finally, liquid can be sprayed out through a spray head, so that grouting reinforcement can be conducted on the broken top plate, and the broken top plate can be supported through a supporting plate.

The utility model discloses a geological engineering side slope reinforcing device which comprises flexible protective nets, reinforcing ropes and a fixing frame, multiple stages of steps are arranged on a side slope at intervals in the vertical direction of the side slope so that the side slope can form a multi-stage side slope structure, a layer of flexible protective net is laid on each stage of side slope, and the reinforcing ropes are arranged on the flexible protective nets. The flexible protective net is fixed through reinforcing ropes which are arranged in a transversely and longitudinally staggered mode, a fixing frame is further arranged on the flexible protective net and is of a structure composed of a plurality of square frame beams, the fixing frame is anchored in the side slope through anchor rods perpendicular to the side slope, and the top and the bottom of the fixing frame are located at the top and the bottom of the side slope of the corresponding level respectively. The reinforcing rope is arranged on the lower bottom face of the fixing frame in a penetrating mode. By means of the multi-layer design of the side slope, reinforcing is carried out respectively, and meanwhile the design that the reinforcing ropes are combined with the fixing frame beams is adopted, so that the purposes that side slope reinforcing is economical and environmentally friendly, and the good reinforcing effect is achieved are achieved.

This utility model discloses a prefabricated steel structure building, belonging to the field of steel structure building technology. It addresses the problems of low efficiency and high cost in supporting and reinforcing steel structure joints. The device includes a main beam and a crossbeam. The crossbeam is fixed to one side wall of the main beam. An installation base is fixed to the bottom side wall of the main beam, and a connecting plate is fixed to the top side wall of the main beam. The connecting plate is bolted to the main beam. This utility model, through the setting of the reinforcement components, can complete the installation of the reinforcement components in a short time, thereby improving the efficiency of reinforcing and supporting the crossbeams and main beams. It also provides better support and reinforcement for the reinforcing bars. Compared with traditional welded reinforcement components, this device significantly improves installation efficiency, effectively reduces the difficulty of installation work for workers, is simple to operate, highly practical, and provides good reinforcement for the main beams and crossbeams. Furthermore, it extends the service life of the crossbeams and main beams after reinforcement and support.

The application relates to a concrete building steel plate reinforcing structure and a construction method, and belongs to the field of building construction. The concrete building steel plate reinforcing structure comprises a first fastening plate, one side of the first fastening plate is provided with a second fastening plate connected with the first fastening plate, the first fastening plate and the second fastening plate are matched to reinforce a concrete column, one side of the first fastening plate close to the second fastening plate is fixedly connected with a first connecting rod, one end of the first connecting rod away from the first fastening plate is arranged to pass through the second fastening plate, one side of the second fastening plate close to the first fastening plate is fixedly connected with a second connecting rod, and one end of the second connecting rod away from the second fastening plate is arranged to pass through the first fastening plate. The application has the effect that a reinforcing part for reinforcing a concrete column is stably connected with the concrete column.

The utility model discloses a civil building reinforcing device which comprises a bottom plate and a supporting plate, the top of the bottom plate is fixedly connected with two first threaded rods, the tops of the first threaded rods are fixedly connected with a supporting frame, the end of the supporting frame is provided with an adjusting device, and the adjusting device is fixedly connected with the supporting frame. The adjusting device is connected with the supporting plate, the adjusting device is used for adjusting the position of the supporting plate, and fixing bolts are arranged on the surface of the bottom plate and the surface of the supporting plate. According to the civil building reinforcing device, the adjusting device is arranged, the position of the supporting plate can be conveniently adjusted, a rotating disc is rotated, and a second threaded rod is driven to rotate, so that a moving plate slides on a supporting frame, and then a push rod and the supporting plate are pushed to move; the position of the supporting plate can be flexibly adjusted according to the actual damage condition and reinforcing requirements of the building, and the reinforcing effect is improved.

The utility model discloses a reinforced packing carton, including paper box body, both sides of paper box body all are provided with main part box cover, the inner wall of corresponding side in paper box body with main part box cover is bonded with reinforcing paperboard, the inboard of paper box body is connected with lining side board, lining side board lower side is equipped with lining bottom board, lining side board upper side is equipped with lining box cover. This reinforced packing carton is integrative in paper box body and is provided with lining box cover, lining bottom board and lining side board, through lining box cover, lining bottom board and lining side board constitute the " N " shape structure in paper box body, can carry out the bottom work to paper box body, can strengthen the stress intensity when the article of paper box body is held, and lining bottom board is wrapped in the lower main part box cover outside, makes the packing carton lower part constitute integral structure, to strengthen the wearing performance of packing carton bottom, guarantees the safe use of packing carton.

This invention relates to the technical field of grouting construction methods, specifically a method for grouting the bottom of a diaphragm wall trench, comprising the following steps: S1: excavating a trench on the natural ground; S2: lowering a reinforcing cage into the trench; S3: fabricating grouting pipes, ensuring their length exceeds the height of the reinforcing cage. The grouting pipes are composed of several grouting pipe units spliced ​​together with joints, maintaining a sealed contact between the grouting pipe units and the joints. During installation, all joints are tightened, and the lowering process is stable. By establishing a clear correspondence between the number of grouting pipes and the trench length, uniform grouting reinforcement is ensured for the toe areas of walls of different sizes. Simultaneously, the use of grouting pipe joints with specific threaded structures and sealing processes, along with specified binding and fixing methods to the main reinforcing bars of the reinforcing cage, enhances the integrity and sealing of the grouting pipes in complex construction environments, effectively preventing pipe detachment, breakage, and grout leakage, thus guaranteeing the final usability of the grouting channel.

This application discloses a weld-free reinforcement device for gas vent pipes, relating to the field of industrial pipeline safety protection technology. It uses a clamp-type structure for rigid connection to the main pipeline and adjustable clamping components to position and fix the vent pipe, effectively suppressing vent pipe swaying and ensuring the safe operation of the pipeline system without the need for hot welding on the gas pipeline. This achieves the technical advantages of weld-free reinforcement of gas vent pipes, including no need for hot welding, convenient installation and use, safety and reliability, flexible disassembly and assembly, simple maintenance, and long-lasting and stable reinforcement effect.

The application discloses a kind of fiber fabric reinforced cement-based composite material prestressed reinforcement system, including concrete structure, fiber fabric reinforced cement-based composite material layer, iron-based shape memory alloy material, monitoring control unit;The fiber fabric reinforced cement-based composite material layer includes fiber grid and inorganic cement matrix;The iron-based shape memory alloy material is arranged along the two ends of fiber grid extension direction in the fiber fabric reinforced cement-based composite material layer, one end is fixed with the fiber grid, the other end is fixed with the concrete structure;The monitoring control unit is connected with the fiber fabric reinforced cement-based composite material layer and iron-based shape memory alloy material.The application is arranged along the fiber direction by iron-based shape memory alloy material after pre-stretching, and pre-tightening force along the fiber direction is applied to fiber grid after being activated by heating, to prevent fiber bending in fiber layer, bending.

The application discloses a kind of segmented hole sealing multi-tube synchronous grouting device and construction method, belong to grouting equipment technical field, including multiple grouting pipes, multiple segmented covers, multiple segmented membrane bags and multiple pressure valves;Multiple segmented covers are set on multiple grouting pipes according to preset grouting section distance interval along grouting pipe length direction;Each grouting pipe includes inlet section pipe body and outlet section pipe body, inlet section pipe body is provided with membrane bag inlet, outlet section pipe body is provided with grouting port, and the membrane bag inlet and grouting port of each grouting pipe are set according to preset grouting section distance interval;Each segmented membrane bag is located at adjacent grouting section boundary and wraps corresponding membrane bag inlet;Each pressure valve is installed inside grouting pipe and located in the pipe section covered by segmented membrane bag, and the pressure valve is configured to: when the pressure of liquid in the pipe is less than the set threshold, it is closed, and it is opened and kept irreversible opening after exceeding the threshold.The application realizes reliable segmented hole sealing, prevents grouting and multi-tube synchronous grouting, improves construction efficiency and grouting quality.

The utility model relates to the technical field of building reinforcing structures, and discloses an anti-seismic reinforcing structure of a multi-layer masonry structure house, which comprises two leaning strips which are vertically arranged in parallel, and an anti-seismic piece is arranged between the two leaning strips; the first reinforcing piece is connected to the face, facing the building wall, of the leaning strip, the first reinforcing piece can be embedded into the building wall, and the first reinforcing piece comprises two fixing insertion strips perpendicular to the leaning strip; the first reinforcing pieces are embedded into the building wall through the two fixing inserting strips perpendicular to the leaning strips, the movable adjusting inserting pieces are arranged, the two first reinforcing pieces achieve wall reinforcing from two positions, wall deformation is effectively restrained, and the shear resistance and the tension resistance of the wall are improved; and the second reinforcing piece performs secondary reinforcing from the lower end, and forms a vertically synergistic reinforcing system with the leaning strip and the first reinforcing piece, so that the reinforcing effect is further improved, and the whole structure is more stable and reliable.

The application belongs to the technical field of geotechnical engineering, and more particularly relates to an anti-dispersion high-toughness in-situ polymerization grouting material and a preparation method and application thereof. The application takes silicate cement as an inorganic base material, and constructs an "in-situ polymerization-interfacial bridging" synergistic regulation system by introducing acrylamide monomers and sodium lignosulfonate. In view of the technical bottleneck that traditional grouting materials are prone to dispersion loss and have large brittleness in a dynamic water environment, sodium lignosulfonate is used as a dynamic oxidation-reduction initiator to induce in-situ polymerization of acrylamide in a cement hydration environment, and a high-molecular polyacrylamide long chain is generated. At the same time, the interfacial bridging effect of the sodium lignosulfonate molecules is used to promote the formation of chemical anchoring between the organic polymer chain and the inorganic hydration product, so as to construct an organic-inorganic interpenetrating network structure at a microscale. This structure not only can improve the anti-dispersion property of the slurry through dynamic rheological response, but also can significantly enhance the ductility and toughness of the cementing body through the energy consumption effect of the organic component.

The application relates to the technical field of underground construction, and relates to a high-pressure grouting stratum reinforcing method based on dynamic regulation and control, which comprises the following steps: confirming a grouting reinforcing environment based on a grouting reinforcing instruction, sampling rock and soil of a rock hole to be grouted by using a sampling ring cutter, obtaining test rock and soil blocks, carrying out penetration shear testing on the test rock and soil blocks, obtaining a rock and soil penetration index, a rock and soil specific weight and a rock and soil stress equation, carrying out property evaluation on the rock and soil penetration index, the rock and soil specific weight and the rock and soil stress equation based on a pre-constructed grouting pressure difference model, obtaining an initial grouting pressure, a limit hole bottom pressure and an initial grouting consistency, dynamically fine-tuning grouting of a set grouting system based on the limit hole bottom pressure, obtaining a target grouting system, confirming a reinforcing construction stratum based on the target grouting system and the construction stratum, and completing grouting stratum reinforcement. The application can improve the safety and automation degree of grouting construction and improve the grouting reinforcing effect of the stratum.

This application relates to the field of self-adhesive label technology, specifically disclosing a self-adhesive repair label and its preparation method. A self-adhesive repair label includes a face material layer, an adhesive layer, and a release paper backing layer arranged sequentially. The adhesive layer is made from raw materials comprising the following parts by weight: 40-60 parts acrylic resin emulsion; 8-10 parts liquid rosin resin; 5-8 parts modified starch; 4-7 parts functional powder; 30-40 parts ethyl acetate diluent; 15-25 parts adhesive; and 5-10 parts processing aids. The preparation method is as follows: the acrylic resin emulsion, liquid rosin resin, modified starch, functional powder, ethyl acetate diluent, adhesive, and processing aids are mixed evenly to obtain the adhesive; the adhesive is coated onto the bonding surface of the face material, baked in an oven, and after cooling, the release paper is pressed onto the bonding surface of the face material. After die-cutting, the self-adhesive repair label is obtained. The self-adhesive repair label of this application exhibits excellent stability when used in environments with severe temperature changes.

The utility model discloses a strip plate horizontal T type mounting structure for building construction, including mounting structure main part, the mounting structure main part includes horizontal T type board, the both sides of the top of horizontal T type board all are equipped with built -in antiskid installation groove, the both sides corner position of horizontal T type board is fixed with the reinforcing angle board through the mounting bolt, the lower surface one end of horizontal T type board is connected with the one side bottom of horizontal T type board and is fixed with the supporting plate through the mounting bolt, through the convenient reinforcing installation mechanism of design, can move the movable connecting plate mobile drive inner inclined plane pushboard extrusion contact inclined plane structure's surface to the pressure clamp plate extrusion and move down, when the pressure clamp plate moves down, through the limit sliding plate inside limit sliding of limit sliding groove, make the pressure clamp plate steady and move down and press in the surface of strip plate and reinforce installation, thereby convenient adjustment reinforcing installation, when the stress after installation, it is not easy to produce the loosening, improve the convenience and reinforcing property of mounting structure main part when strip plate installation of building construction.

The utility model relates to the field of building structure construction especially relates to an aluminum -wood combination reinforcing system, the reinforcing system includes metal formwork, wooden formwork and wooden frame, two metal formworks are symmetrically arranged, two wooden formworks are respectively arranged at the top of two metal formworks, the wooden frame is fixedly arranged at the top of metal formwork and is located one side of wooden formwork, and the sum of wooden formwork thickness and wooden frame thickness is equal to the thickness of metal formwork. The utility model reaches the effect that the butt joint surface of metal material and wooden material is flush by the mode that the wooden frame is fixed on the metal formwork, the connecting strength of the two is increased by reinforcing rib two extending the outside of wooden formwork to the top of metal formwork, the overall reinforcing effect is improved, thereby forming a more stable practical aluminum -wood combination reinforcing system.

The utility model relates to an auxiliary reinforcing structure for an indoor decoration wall body. According to the technical scheme, rectangular grooves are backwards formed in the middle portions of the inner edges of the upper side and the lower side of the front side wall of a reinforcing pipe, inner supporting assemblies are inserted into the upper rectangular groove and the lower rectangular groove, and each inner supporting assembly comprises supporting plates inserted into the front side and the rear side of the corresponding upper rectangular groove and the corresponding lower rectangular groove; movable supporting arms are hinged to the upper sides and the lower sides of the sliding blocks respectively, grooves are formed in the upper ends and the lower ends of the movable supporting arms which are opposite in the front-back direction respectively, the left sides and the right sides of the grooves are fixedly inserted into the two ends of rotating shafts respectively, and the front rotating shaft and the rear rotating shaft are hinged to the sides, facing the center of the reinforcing pipe, of the T-shaped supporting blocks respectively. And the other sides of the upper and lower T-shaped supporting blocks are movably inserted into the upper and lower corresponding rectangular grooves respectively. The reinforcing pipe has the beneficial effects that the mechanical strength of the reinforcing pipe is improved, so that the wall body at the hole is stably supported, and the cracking caused by the deformation of the wall body is avoided.

This invention discloses a slope reinforcement device for engineering safety, specifically relating to the technical field of slope reinforcement devices. It includes a fixing rod, a sleeve rod fixedly connected to the inner surface of the fixing rod, an injection pipe flush with its upper end fixedly connected to the inner surface of the sleeve rod, an engagement component slidably mounted on the outer surface of the sleeve rod, and a mixing component fixedly mounted at the lower end of the fixing rod. This slope reinforcement device for engineering safety, through its engagement component, can pre-fix the slope surface during half-slope reinforcement. Furthermore, the engagement component can cooperate with the mixing component during fixing, making the overall fixing operation simple and easy. Simultaneously, the mixing component can stir the slurry added during slope reinforcement and disperse air bubbles in the slurry, preventing residual air bubbles from affecting the overall slope reinforcement effect.

This invention relates to the field of tunnel support engineering technology, and discloses a pressure-relief support structure and its construction method. The pressure-relief support structure includes a support structure and several connecting structures. The support structure includes a first component, several second components, and a third component. The first and third components are arranged opposite each other, and all the second components are arranged between the first and third components. The connecting structures are arranged between the first and second components, between the second and third components, or between two adjacent second components. Each connecting structure has deformation to provide a gradually decreasing to constant support force. Each component includes a support unit and several through units. The support unit is adapted to connect with the connecting structures. Each through unit includes a through member, a sliding member, and a transition member. The through member passes through the support unit, the sliding member is arranged at the end of the through member away from the support unit, and both ends of the transition member are connected to the sliding member and the support unit. This invention is beneficial for improving the deformation capacity of the pressure-relief support structure.

The invention discloses an existing building outer wall in-situ reinforcing and repairing method, belongs to the technical field of existing building outer wall repairing, and aims to overcome the defect that an existing existing building outer wall in-situ repairing method is poor in anchoring effect. According to the fixing pin with the knocking expansion and grouting functions, connection between the fixing pin and a wall is tighter and firmer through outward expansion of the bent portion of the expansion pipe and grouting operation, the tensile bearing capacity standard value of the fixing pin with the knocking expansion and grouting functions is effectively increased through the reinforcing fixing structure at the inner end, and the problem that the tensile bearing capacity standard value is low in the prior art is solved.

The present application relates to a kind of single tube tower body reinforcing device, for single tube tower body reinforcing, the single tube tower body reinforcing device includes: single tube tower cantilever beam node, cable, cable top fixed node, cable bottom fixed node;The cable is arranged in double hyperbolic paraboloid shape around single tube tower body;The upper end of the cable is fixed by cable top fixed node;The lower end of the cable is fixed by cable bottom fixed node;The single tube tower cantilever beam node is set on single tube tower body;The middle of the cable is fixed by single tube tower cantilever beam node.Compared with prior art, the single tube tower body reinforcing device of the present application has the advantages of lower reinforcing cost, smaller reinforcing floor area, simpler reinforcing method, stronger operability, obvious effect on the overall stiffness of single tube tower, good appearance, etc.