18results about How to "Improve construction flexibility" patented technology

The invention discloses an abrupt slope mountain photovoltaic micro pile foundation construction method under complex geological conditions, and relates to the technical field of photovoltaic foundation construction. According to the method, in order to solve the problems that the slope of the abrupt-slope mountain land is large, the terrain is complex, large machines are difficult to operate, and the ecological environment is sensitive, the structural form of small-diameter pile groups and chamfered triangular bearing platforms is adopted, the heavy-load unmanned aerial vehicle hoisting technology is combined, and minimally invasive, efficient and green construction is achieved. The core of the method comprises the steps of construction preparation, measurement positioning, hole forming, reinforcement cage and bearing platform reinforcement installation, material transportation based on the heavy-load unmanned aerial vehicle, concrete pouring, maintenance and the like. The method is high in environmental adaptability, capable of overcoming 15-45-degree abrupt slopes and complex geological conditions and greatly reducing earth excavation and vegetation damage, high in structural bearing capacity and low in manufacturing cost, solves the problems that a traditional construction method is low in efficiency, serious in ecological damage and the like, and is suitable for mountain photovoltaic power station projects, particularly suitable for photovoltaic foundation construction of ecological sensitive areas.

The present application belongs to the technical field of barrier wall construction, and particularly relates to a vertical barrier wall grouting construction equipment for performing grouting operation on the inside of a pile body of a barrier wall, comprising a containing pipe, an outer wall of the containing pipe being in abutment with an inner wall of the pile body, a medium driving cavity being formed in the inside of the containing pipe; a grout outlet pipe, the grout outlet pipe being coaxially sleeved in the medium driving cavity of the containing pipe, the grout outlet pipe being driven by the medium to move axially along the pile body to be ejected or retracted; a grout conveying pipe, the grout conveying pipe being coaxially arranged in the inside of the grout outlet pipe, the grout conveying pipe being in sliding fit with the grout outlet pipe, the grout conveying pipe being rotationally connected with the containing pipe; the present application conveys slurry to the grout outlet pipe through the grout conveying pipe and outputs the slurry outward, the containing pipe drives the grout outlet pipe to reciprocate axially along the pile body by means of the medium driving effect, and a linkage disturbance member generates disturbance, the integrated structure realizes synchronous cooperation of grouting and vibration functions, and can discharge air bubbles in the slurry; and the medium driving ensures that the vibration frequency is uniform and controllable, and guarantees the compactness of the pile body.

The embodiment of the invention provides a recoverable air bag for reinforcing steel bar supporting, which comprises an air bag assembly and an air inflation interface, and the air bag body forms a rigid supporting structure through air inflation and is matched with a middle gap area of a reinforcing steel bar component; the exhaust balance assembly comprises an air valve, a pressure sensor, a flow regulating valve and an air guide pipeline, the air valve is arranged on the side wall of the air bag body, the pressure sensor is installed on the outer side wall of the air bag body and used for monitoring external pressure changes in the concrete pouring process, and the flow regulating valve is connected with the air guide pipeline; the exhaust flow is dynamically adjusted according to signals of the pressure sensor; the control assembly is used for dynamically controlling exhaust operation according to the pressure signal and sending out a warning signal under the abnormal working condition. According to the technical scheme, the air bag can be recycled and reused, construction waste and resource waste are reduced, and the supporting stability, the pouring quality, the construction safety and the environmental protection property are improved.

The utility model relates to a kind of pipeline leak-stopping pressurization auxiliary devices, including steel wire rope, pressurizing plate, first U-shaped plate, second U-shaped plate, third U-shaped plate and screw rod, the first U-shaped plate and second U-shaped plate are respectively fixed in the both ends of the steel wire rope, and the connecting point of first U-shaped plate and second U-shaped plate respectively with steel wire rope corresponds in the one end of its U-shaped groove symmetry center line, first recess is oppositely provided on the two side walls of second U-shaped plate opening end;The two side walls of third U-shaped plate opening end are respectively hinged with the corresponding two side walls of the one end of first U-shaped plate away from steel wire rope, coaxial first positioning hole is arranged on the two side walls of third U-shaped plate, coaxial second positioning hole is oppositely provided on the two side walls of first U-shaped plate, and the second positioning hole can be moved to coaxial with the first positioning hole.The utility model improves the practicability of auxiliary device.

The application relates to a traffic engineering sound barrier mounting structure and belongs to the technical field of traffic engineering, which comprises a lime crash barrier, the top of the lime crash barrier is provided with a plurality of H-shaped steel columns, a frame body is slidably connected between two H-shaped steel columns, a transparent sound insulation board is arranged in the frame body, and louvered sound absorption boards are arranged on the two sides of the frame body. The H-shaped steel column, the frame body, the louvered sound absorption board and the back plate and other components are small in size and light in weight, do not need to rely on large hoisting equipment, can be manually or by small tools, are especially suitable for complex terrains such as mountains and river channels, and are firmly connected to the lime crash barrier through fixing bolts during installation, and then the louvered sound absorption board, the back plate and the frame body and other components are slidably clamped between the two H-shaped steel columns, the requirement for the construction space is greatly reduced, the construction flexibility is improved, and the transportation and installation costs are reduced.

This utility model discloses a fixed support structure for water conservancy pipelines, relating to the field of pipeline support technology. It includes two support brackets, with a pipeline clamping assembly fixedly installed at the upper end of each bracket. The pipeline clamping assembly consists of an arc-shaped metal clamping plate, an arc-shaped detachable rubber pad, an insert base rod, a fixing screw, and a rotating handle. By setting the pipeline clamping assembly on the support bracket, and rotating the fixing screw by rotating the handle, the installation and removal of one or more arc-shaped detachable rubber pads can be completed. Since the multiple arc-shaped detachable rubber pads have different curvatures, the clamping range of the pipeline clamping assembly can be flexibly adjusted by increasing or decreasing their number and replacing them with rubber pads of different curvatures, thereby adapting to water conservancy pipelines of different diameters and effectively solving the problem of poor adaptability of traditional fixed support structures.

This utility model relates to the field of tunnel construction technology, specifically to a mechanized installation device for corrugated steel plates. It is fixedly installed at the end of the boom of a mobile lifting device and includes a fixed base, a rotating base, and a movable base. The fixed base is fixedly connected to the end of the boom, and the rotating base is rotatably mounted on the fixed base. The fixed base is equipped with a rotation drive device for driving the rotating base to rotate. The movable base is connected to the rotating base via a detachable insertion mechanism. An electromagnet for picking up corrugated steel plates is installed at the end of the movable base away from the rotating base, and the end of the movable base near the rotating base is fixedly connected to the lifting rope of the mobile lifting device. This mechanized installation device for corrugated steel plates effectively solves the drawbacks of traditional corrugated steel plate installation methods, such as low construction efficiency, significant safety hazards, and difficulty in guaranteeing installation accuracy.

The utility model discloses a concrete spreader for a high-speed rail, which relates to the technical field of material distribution and comprises a movable rack, a material distribution hopper is arranged on the rack, a partition plate in the hopper divides the material distribution hopper into two material storage chambers and is correspondingly provided with a first discharge port and a second discharge port, and a first discharge slide way and a second discharge slide way are detachably mounted on two sides of the rack and are respectively connected with the two discharge ports to realize independent discharge. The rack is provided with a mixed discharge port below the distribution hopper, and a third discharge slide way is arranged at the position corresponding to the first discharge port and the second discharge port, so that materials at the two discharge ports can be guided to the mixed discharge port, and mixed discharge is realized. According to the distributing machine, through partition plate partitioned storage and multi-discharging-port design, concrete in different cavities can be independently discharged, mixed discharging of two kinds of concrete can be achieved, various distributing requirements in high-speed rail construction are met, the detachable discharging sliding way is convenient to install and maintain, the equipment using flexibility and the construction efficiency are improved, and the practicability is high. And an efficient and convenient material distribution solution is provided for high-speed rail concrete construction.

The utility model discloses a kind of foundation pit optimization cross bracing device, comprising: support device, steel pipe, jacking, the end of the screw rod of jacking is inserted into steel pipe and is fixedly connected with steel pipe by adjusting nut, the jacking plate of jacking is fixedly connected with support device, the support device is hung on the enclose purlin of both sides of foundation pit.The utility model of a kind of foundation pit optimization cross bracing device simple structure, convenient to use, can promote foundation pit support stability and construction efficiency.

This utility model provides a steel frame formwork structure and an L-shaped wall formwork system suitable for L-shaped wall formwork. Multiple frame structures are spliced ​​together in the vertical and horizontal directions by clamping structures. Perpendicular frame structures are fixed by vertical connecting structures. Frame structures located at the inner corner of the L-shaped wall formwork are spliced ​​together by corner structures and fixed to the inner corner frame structures by clamping structures. This modular splicing method replaces the complex assembly process of existing steel frame wooden formwork construction that requires additional connectors. It allows construction personnel to flexibly adjust the size and shape of the wall formwork according to actual project needs without redesigning the entire mold set. This simplifies the connection structure, reduces the weight of the overall formwork structure, eliminates the need for complex on-site assembly operations, effectively shortens construction time, and improves construction efficiency.

The application relates to a foundation pit beam string and concrete support structure, which comprises a surrounding purlin, a support structure, a sealing plate, a beam string and a prestress applying structure; the surrounding purlin is arranged around the foundation pit; the support structure and the sealing plate are arranged at four corners in the surrounding purlin and are rigidly connected with the surrounding purlin, wherein the outer side of the support structure is provided with an outer main support; the prestress applying structure is connected with the support structure and the beam string; and the beam string is arranged at four sides in the surrounding purlin and is connected with the prestress applying structure. In the application, the prestress applying structure is arranged at the connecting position of the concrete main support and the beam string, the deformation of the key point at the position can be actively controlled, the foundation pit deformation at the connecting position of the concrete support and the beam string and the range of the beam string can be effectively controlled, and the safety of the foundation pit can be more effectively ensured.

The utility model discloses a kind of road reconstruction broadening reinforcement structures, including road along connecting plate, multiple horizontal positioning bolts are horizontally arranged on the road along connecting plate, the top of the road along connecting plate is rotatably installed with broadening plate, multiple bufferings are provided between the broadening plate and road along connecting plate, the bottom of the broadening plate is provided with multiple support reinforcement mechanism, the buffering includes semicircular metal piece and two inclined struts, two inclined struts are fixedly installed at the both ends of semicircular metal piece, two inclined struts are fixedly installed with broadening plate and road along connecting plate respectively, semicircular metal piece has arc-shaped buffer support force.The device has multistage cooperative reinforcement effect, vertical support: support mechanism bears vertical load, oblique reinforcement: buffering provides lateral support force, transverse fixation: horizontal bolt anchors road along, forms three-dimensional stress network, disperses load to road along and foundation, reduces local failure risk.

This utility model relates to the field of building keel technology, and discloses a V-shaped planar groove keel and its components, including a V-shaped planar groove keel plate. The side of the V-shaped planar groove keel plate has a V-shaped connecting groove, the cross-section of which is V-shaped. An interlocking groove is formed at the bottom of the V-shaped connecting groove. A keel reinforcing connecting rib is fixedly connected to the other side of the V-shaped planar groove keel plate away from the V-shaped connecting groove. This utility model allows construction workers to easily push the keel connecting components through the sliding cooperation of the V-shaped connecting groove and the V-shaped sliding block, achieving fine-tuning of the keel plate position. In building construction, when facing changes in the position of water and electricity lines or doors and windows, there is no need for demolition and reinstallation, saving manpower and resources, greatly improving construction flexibility, meeting diverse construction needs, and solving the problem of the difficulty in changing the position of traditional keel plates.

The invention discloses a method for inhibiting rust of rusted steel bars in a concrete structure, and aims to solve the problems that in the prior art, a safe, environment-friendly and long-acting steel bar corrosion inhibitor convenient to construct is lacked, and a long-acting steel bar corrosion prevention method formed by compounding materials such as an efficient anti-corrosion coating is lacked. Through three innovations of organic silicon modification, a nano-composite technology and a self-crosslinking system, the core problems of poor weather resistance, high VOC (Volatile Organic Compounds), insufficient dispersion stability and the like of the traditional acrylic emulsion are solved, and the acrylic emulsion is particularly suitable for severe environments with high ultraviolet rays, high humidity and the like, so that long-period corrosion prevention is realized, and the service performance of concrete is improved.

The utility model discloses a pipeline groove supporting structure capable of being rapidly adjusted, and relates to the technical field of groove construction equipment. The device structurally comprises supporting plate assemblies and a telescopic pressurizing assembly for connecting and supporting the two supporting plate assemblies. The support plate assembly comprises a support plate, a support connecting rod and a positioning seat; two positioning seats are clamped and mounted on a supporting plate of the supporting plate assembly; the support connecting rod is rotationally mounted on the two positioning seats; the telescopic pressurizing assembly comprises a guide groove body, two connecting sleeves and a jack. According to the utility model, the unique supporting plate assembly is clamped and matched with the positioning seat, the jack is utilized to drive the connecting sleeve to realize rapid pressurization adjustment of the supporting plate assembly, and the design of the fan-shaped reinforcing plate and the like of the supporting connecting rod is matched to improve the structural strength and light weight; the supporting structure can be adjusted according to different geological conditions and groove sizes through the clamping installation mode of the supporting plate and the positioning seat and the rotary installation of the supporting connecting rod, and the universality and practicability of the supporting structure are improved.

The utility model relates to the technical field of concrete conveying, in particular to a movable crossing concrete conveying device which comprises a base, an engine and a spiral conveyor are installed on the base, a driving belt wheel is installed at the output end of the engine, and a main walking wheel is installed on the lower surface of the base. The spiral conveyor comprises a groove body, a spiral shaft is rotationally connected into the groove body, spiral blades are fixed to the outer surface of the spiral shaft, a driven belt wheel is installed at the front end of the spiral shaft, the driven belt wheel is located on the outer side of the groove body, the driven belt wheel is in transmission connection with the driving belt wheel through a belt, and a feeding hopper is installed at the top of the front end of the groove body. Auxiliary walking wheels are installed on the front portion of the lower surface of the bottom plate, supporting columns are installed on the rear portion of the lower surface of the bottom plate, a discharging port is formed in the rear portion of the lower surface of the bottom plate, and a discharging adjusting mechanism is installed at the rear end of the tank body. The problems that the construction efficiency is low, the equipment is inconvenient to move and the potential safety hazard is large when a channel embankment beside a narrow side channel top road is heightened in an existing concrete conveying mode are solved.

A novel anchor bolt fixing support comprises a strip-shaped clamping plate, a first connecting piece and a second connecting piece, the strip-shaped clamping plate is vertically arranged and connected with the outer wall of a foundation bolt in a clamped mode, the foundation bolt is located in a metal mesh cage, the strip-shaped clamping plate is welded to the metal mesh cage, the strip-shaped clamping plate and the foundation bolt are connected in a clamped mode through the first connecting piece, and the strip-shaped clamping plate and the foundation bolt are fixed through the second connecting piece. The strip-shaped clamping plate is formed by inserting a sleeve plate and a telescopic plate, the overall length can be adjusted, and a U-shaped clamping groove in the end portion achieves vertical clamping connection with a foundation bolt. The first connecting piece adopts a U-shaped bolt and is connected with a fastening nut after penetrating through a mounting hole of the strip-shaped clamping plate, and a flexible clamping block on the inner side of the first connecting piece and the strip-shaped clamping plate jointly lock the foundation bolt; the U-shaped clamping plate of the second connecting piece presses and fixes the strip-shaped clamping plate through the pressing bolt and the pressing plate. By means of the adjustable clamping structure, the problems that bolts are damaged in traditional welding and fixing, and angle steel supports are poor in fixing adaptability are solved, and the adjustable clamping structure has the advantages of being convenient to install, high in universality and high in reliability.

The invention relates to the technical field of building materials, in particular to a method for improving tensile bonding strength of an extruded polystyrene board and mortar, which comprises the following steps: S1, design of a mortar formula: the mortar formula adopts a two-component mortar formula, the two-component mortar formula comprises a dry powder group and a liquid group, the dry powder group and the liquid group are mixed according to a certain proportion to form uniform slurry. According to the invention, a double-component mortar formula is adopted, all the components have a synergistic effect, so that the mortar and the XPS board are firmly bonded, the construction steps are specified in detail, clear requirements are provided for links such as base surface cleaning, mortar coating thickness control, XPS board bonding and curing maintenance, and the construction quality can be effectively ensured; the XPS plate is prevented from falling off, the heat preservation effect of an outer wall heat preservation system is guaranteed, the energy consumption cost of a building is reduced, the threat of the falling-off plate to pedestrian safety is eliminated, and remarkable economic benefits and social benefits are achieved.