331results about How to "Easy to assemble on site" patented technology

The invention discloses an external energy-consumption self-resetting bridge pier stud structure system and a realization method thereof, belonging to the field of bridgework. The structure system mainly comprises a bridge pier stud, a bridge abutment, an unbonded prestressed reinforcement, an external energy consumption device, a pier embedded part and a bridge abutment embedded part, wherein the bridge pier stud and the bridge abutment are connected by the unbonded prestressed reinforcement and the external energy consumption device, so that residual deformation can be effectively reduced, and energy consumption can be guaranteed. The external energy-consumption self-resetting bridge pier stud structure system is flexible in design and has specific structure stress. The unbonded prestressed reinforcement on the axis position of the pier stud can be used for generating self-resetting restoring force. The problem that the traditional bridge pier has larger residual deformation and cannot continuously serve after the earthquake loading action is solved. The bridge pier has enough strength and rigidity. The external energy-consumption self-resetting bridge pier stud structure system is realized in a cast-in-situ or prefabricating mode and is easy to construct and is a novel pier stud structure system which is advanced and practical and can realize quick replacement and repair after the earthquake..

Low-cost, semi-permanent rigid-wall modular Yurt-type, peaked-roof structures, polygonally “round” (in plan view), made of modular, light-weight, water-proof cellular extruded plastic sheet panels that are easily portable, quickly erectable and dismountable, having a wide variety of uses. The modular panels are easily die-cut from any water-resistant, non-metallic, rigid material, preferably an extruded plastic, such as a polyolefin polymer. Few panel configurations are needed to form all the structural elements. In addition, multiple similar modular structures may be grouped to form larger compound structures with individual ones of the Yurts being assigned to individual persons or dedicated work space usages: disaster shelters, sleeping, gathering, storage, hygiene, medical treatment, schooling, entertainment, goods manufacture, cooking, eating, herding, etc. The key principles of the inventive technology are equally applicable to both single-walled and double-walled structures, the latter of which provide spaces between the walls for inter-panel insulation for cold-weather environments and passive ventilation in hot environments.

The invention relates to the technical field of protective fences, and discloses a dismantling type fence. The dismantling type fence comprises vertical rods and horizontal rods, wherein each vertical rod is rotationally and glidingly sleeved with a sliding sleeve; and the horizontal rods adopt telescopic casing pipes, end parts of the telescopic casing pipes are rotationally connected with the sliding sleeves, and rotating axes of the telescopic casing pipes and the sliding sleeves are perpendicular to sliding directions of the sliding sleeves. With the adoption of the dismantling type fence, the sliding sleeves and the horizontal rods can be sleeved with the vertical rods, or the sliding sleeves and the horizontal rods can be dismantled from the vertical rods, so that transportation, storage and on-site assembly are facilitated; and the horizontal rods can rotate around the vertical rods for 360 degrees, simultaneously, the horizontal rods and the vertical rods can perform angle adjustment in the same surface, further, the horizontal rods are telescopic, so that the fence is particularly applicable to narrow and hillside land environments, maintenance and erection are facilitated, and construction safety is guaranteed.

The invention belongs to the field of civil engineering, and particularly relates to a double-protective-cylinder cast-in-situ bored pile used for highly-corrosive salty soil and a construction method of the double-protective-cylinder cast-in-situ bored pile. The double-protective-cylinder cast-in-situ bored pile used for the highly-corrosive salty soil comprises an outer protective cylinder (7) and an inner protective cylinder (1), wherein the inner protective cylinder (1) is located in the outer protective cylinder (7), the inner protective cylinder (1) is prefabricated concrete, and a reinforced framework is arranged in the concrete. The inner protective cylinder made of reinforced concrete can be prefabricated in a prefabricated component factory or on site, construction requirements for quality of protective cylinder concrete, the thickness of a protection layer and the like can be fully met, the inner protective cylinder can be conveniently spliced and placed in the right position, and accordingly much trouble can not be caused for construction.

A reinforced concrete assembly type cable duct is formed by connecting sections of U-shaped duct bodies, each U-shaped duct body is formed by splicing two half L-shaped duct bodies in left-and-right symmetry, a plurality of steel bar connection sleeves arranged inwards respectively are correspondingly and transversely reserved on the spliced edges, at the spliced parts, of bottom plates, and when every two half L-shaped duct bodies are spliced together, short steel bars performing the functions of positioning and connecting are inserted in the steel bar connection sleeves corresponding to the two half L-shaped duct bodies. The manufacturing method comprises the steps of factory fabrication, positioning paying off, earth excavation, bedding layer construction, in-place hoisting, connecting joint pouring, cable support fixation, cable laying and cover plate laying. The reinforced concrete assembly type cable duct has the advantages of being convenient to convey, easy and convenient to splice, reliable in water resistance, smooth in water drainage, capable of being assembled on site and the like.

The invention relates to the technical field of building equipment, and discloses a truss type hydraulic entire steel platform climbing formwork, which comprises a vertical main frame, a wall-attaching device, a track, anti-dropping climbers, a horizontal formwork-pushing mechanism and a formwork; the wall-attaching device is connected with a preburied wall part, and the vertical main frame is hung on the wall-attaching device, and is detachably connected with the wall-attaching device through an unloading pin and a safety pin; the track is connected with the vertical main frame, and is detachably connected with the wall-attaching device, and the vertical main frame can slide up and down along the track; the anti-dropping climbers are fixed on the vertical main frame, and the anti-dropping climbers are driven by a climbing hydraulic cylinder to drive the entire vertical main frame to climb; the direction of an operating handle can be changed to drive the vertical main frame and the track to climb alternately; the horizontal formwork-pushing mechanism is fixed on a cross beam of the vertical main frame, and the formwork is fixed at the front end of the horizontal formwork-pushing mechanism. The invention adopts an integrated design, all the components can be produced in the factory, the equipment degree is high, climbing and all formwork dismounting and mounting operations adopt hydraulic power, the truss type hydraulic entire steel platform climbing formwork is easy to operate, and action is visual.

The invention relates to a steel structure combined column system and a connecting method of the steel structure combined column system. The steel structure combined column system is formed by connecting a plurality of steel structure combined columns, and the steel structure combined columns comprise columns and beams. The steel structure combined column system has the advantages of being capable of being produced in a pre-fabricated mode, fast in on-site assembly, little in garbage on construction site and high in anti-seismic property and saving material.

The invention relates to the technical field of construction, in particular to a surface precipitation deep well washing device. The surface precipitation deep well washing device comprises a well washing pipe, a high-pressure air hose and a blowing member. The blowing member is used for blowing high-pressure air to the high-pressure air hose, the high-pressure air in the high-pressure air hose moves upwards through a gap between the inner wall of the well washing pipe and the high-pressure air hose after passing through the bottom, meanwhile, well bottom sediment and water outside the well washing pipe are pushed to the head of the well to a certain height, then, the blowing member is turned off to stop blowing through an air supply pipe, and the blown sediment and water are quickly pushed upwards through the gap between the well washing pipe and the high-pressure air hose due to the siphon phenomenon and ejected out through a sediment discharge opening, so that the purpose of well bottom sediment removal is achieved. The surface precipitation deep well washing device is easy to assemble in site and operate and capable of well removing bottom sediment of a deep well to ensure the effective reduction of the water level of a tunnel.

Provided is a profiled steel plate concrete reinforcing steel plate energy dissipation wall. The wall comprises a steel column, a steel beam, an angle plate, bolts, a profiled steel plate concrete confined plate, a hard rubber unbonded layers, an infill steel plate and a base plate. Both top and bottom ends of the infill steel plate are fixed to the steel beam, both left and right ends of the infill steel plate are fixed to the steel column, and both front and rear sides of the infill steel plate are sequentially provided with the hard rubber unbonded layer and the profiled steel plate concrete confined plate. Compared with the prior art, the profiled steel plate concrete reinforcing steel plate energy dissipation wall has the advantages of improving the seismic performance of a steel plate shear wall, achieving the combination of the steel plate shear wall and a damper into one, solving the problem that confined concrete is easily crushed, and being capable of being widely used in steel structures and reinforced concrete structures for seismic resistance and energy dissipation, facilitating batch production and on-site assembly and being applicable to prefabricated structures for seismic resistance and energy dissipation. Furthermore, the profiled steel plate concrete reinforcing steel plate energy dissipation wall has a series of excellent features of being high in load carrying capacity, lateral stiffness, energy dissipation capacity and the like under the action of an earthquake and is a superior seismic component.

The invention relates to a disintegrating transportation method of a transformer, which is applied to a high-capacity transformer transported in a disintegrating manner. The disintegrating transportation method comprises the following steps of: splitting a disintegrated transformer according to the structure of the transformer, so that the dimension and the weight of every split part can meet the requirement of transportation; respectively fixing every split part in a respective transporting box; splitting the disintegrated transformer: disintegrating a main body and other parts, wherein every core pillar of the main body is disintegrated to be two semicircles to form a frame-type disintegrating structure shape of 'side yoke-core pillar', 'core pillar-core pillar' and 'core pillar-side yoke'; and manufacture a plurality of independent transporting boxes for transportation and calculating the weight of every transporting box after loading. The disintegrating transportation method of the transformer, provided in the invention, can transport the transform in the disintegrating manner and reduce the weight of single transported part, so that the difficulty of remote transportation of the high-capacity transformer is effectively solved.

The invention discloses a discrete combination type arm frame for a super-large centrifugal machine. The discrete combination type arm frame comprises two pull straps and a plurality of connecting plates connected between the two pull straps, wherein the connecting plates are parallel to each other and are arranged at intervals; a rocker arm bearing plate is mounted at the middle section of the pull straps; each pull strap is formed by connecting a plurality of pull strap modules through connecting pieces; the radial cross-sectional areas of the different pull straps modules are the same or different; the radial cross-section areas of the pull straps from the rocker arm bearing plate as the middle part to the two end heads are respectively of a ladder-like gradually reduced structure. The pull straps are designed into modular structures, and differentiated design is carried out on the radial cross-sectional areas of the different pull strap modules, so that discrete processing and transportation are realized, the field assembly is convenient, the feasibility for manufacturing, transportation and application is improved, the load waste is reduced, the materials are reduced, the development cost is reduced, and the gross weight of the whole arm frame is reduced under the precondition of meeting the application requirements of the arm frame for the super-large centrifugal machine.

A large stepping type rotating pulse desuter is composed of an upper barrel (with an air outlet), a volute, a middle barrel, an ash hopper, a support, a top guardrail, a compressed air inlet pipe, an air bag, a pulse valve, a stepping motor, a speed shifting mechanism, spray-blow pipes, a top cover, a tube nest, a filter bag assembly, a guide grid and an ash discharging valve. The large stepping type rotating pulse desuter is of a round structure and is simple in structure, convenient to construct and high in compression strength. A filter bag is a round special denting-preventing device. The tube nest is specially arranged. Filter area of one deduster reaches 2540 square meters, and one deduster is only provided with one pulse valve, two to three spray-blow pipes and one air bag arranged in an air purifying chamber and rotating to be balanced. An air inlet is arranged on the upper portion of the middle barrel and is a tangential cyclone inlet. A module type structure is adopted so that processing and transporting are facilitated. A plurality of large stepping type rotating pulse desuters can form a super large pulse desuter which has the advantages of being low in investment and operation expanse and wide in adaptive range.

The invention discloses an assembled type foundation pit supporting and protecting structure system based on prefabricated members. The assembled type foundation pit supporting and protecting structure system comprises supporting and protecting columns, top beams, protective barriers and drainage ditches, wherein the plurality of sections of spliced top beams are arranged at the tops of the supporting and protecting columns; the protective barriers are arranged at the tops of the top beams; a plurality of sections of sliced foundation pit top drainage ditches are formed in the outer sides of the top beams; a plurality of sections of spliced foundation pit bottom drainage ditches are formed in foundation pits on the inner sides of the top beams. Main members of the structure system are manufactured in factories, and on-site mechanical assembling replaces the conventional template erection and pouring; compared with the conventional cast-in-place supporting and protecting structure, the assembled type foundation pit supporting and protecting structure system has the advantages that the structure quality is easy to guarantee, on-site assembling is convenient and quick, and the number of workers and mechanical equipment at the site can be obviously reduced; due to recycling of part of the structures, building wastes can be effectively reduced, and better economic and environmental benefits can be achieved, and industrialized development of buildings in China is facilitated.

The invention discloses a residual heat utilizing device for the surface of a rotary kiln, which mainly solves the problem that residual heat resources of the surface of the rotary kiln can not be effectively utilized. The residual heat utilizing device for the surface of the rotary kiln comprises a heat exchanger which is arranged on the outer surface of the rotary kiln, the heat exchanger is provided with a heat-absorbing surface which is corresponded to the shape of the surface of the rotary kiln, the heat exchanger is fixed on a supporting stand, a relative position between the heat-absorbing surface of the heat exchanger and the surface of the rotary kiln is kept being stabled through the supporting stand, and the heat exchanger is provided with a water inlet and a water outlet. The heat exchanger is provided with a plurality of heat exchanger units, and each heat exchanger unit is connected through a communicating pipe. The heat exchanger adopts a curl plate type multilayered structure or a curl pipe range type structure, the water inlet of the heat exchanger is connected to a water outlet of a water pump, and the water outlet of the heat exchanger is connected to a hot-water tank. An electronic temperature controller can automatically measure water temperature and automatically control running the water pump according to a setting temperature. The invention can effectively absorb heat which is given off from the surface of the rotary kiln, and provide hot water with stable temperature.

The invention relates to an underground diaphragm wall groove segment slurry taking device. The underground diaphragm wall groove segment slurry taking device comprises a circle counter, a rocker, positioning plugs, a winding reel, a wire pressing pole, a bracket, hooks, a support, limiting holes and a bolt, wherein fixable movable trundles are arranged at the bottom of the support, are in fit connection with the limiting holes in the support through limiting rods and are used for adjusting the opening angle of the support and keeping the slurry taking device to be wholly stable; the support is fixed below the bracket through the bolt; the winding reel is connected with the rocker and arranged on the bracket; a steel wire rope is wound on the winding reel and penetrates through a top cover of a slurry taking barrel and a slurry taking barrel body to be connected with a bottom board of the slurry taking barrel; the hooks are arranged on the lower portion of the bracket; and the positioning plugs and the circle counter are arranged on the upper portion of the bracket. The problems that an existing slurry taking device is difficult to move, combination and assembly are complex, the opening degree of a support is unchangeable, the support is difficult to fix, a slurry taking barrel is put down and lifted with much time and effort, and the slurry taking position is inaccurate as a measurement rope is abraded are solved, and on-site slurry taking safety and high efficiency at any deep position inside a construction groove segment of an underground diaphragm wall are achieved.

The invention provides an all-purpose bias loading support device and a use method thereof. The support device comprises a support frame arranged around a press machine, an upper hinged support and a lower hinged support are respectively arranged on the upper end and the lower end of a component; and fixed beams in sliding connection with the upper hinged support and the lower hinged support are arranged on the support frame. The support frame can be used for protecting the component; the movable upper hinged support and lower hinged support can be used for adjusting an eccentric distance, thereby guaranteeing the security of personnel and properties in the bias testing; the eccentric hinged support is fixed before the testing so as to guarantee that the hinged support cannot overturn when hoisting a testing component; the constraint on the fixed beams and the hinged support is relieved after the preloading, and the hinged support is downwardly adjusted to a proper position, and then a protection part is added so that the support frame structure can play the protection effect around the component; and meanwhile, the hinged support is prevented from falling. The structure is designed as a multi-part assembling type, the field splicing is simple, and meanwhile the dead-weight of each part is lightened.

A steel plate energy-dissipating wall with internally reinforced steel cylinders comprises steel beams, steel columns, two energy-dissipating steel plates and the internally reinforced steel cylinders. The internally reinforced steel cylinders are evenly arranged between the two energy-dissipating steel plates and are fixed to the internally reinforced steel cylinders through restraint bolts. The energy-dissipating steel plates are fixedly connected with the steel beams and the steel columns through fixing bolts, outer angular plates and inner pad plates. Compared with the prior art, the wall has the advantages that the wall has high horizontal rigidity and vertical rigidity, aseismic performance of a steel plate shear wall is improved, the steel plate shear wall and an energy dissipater are integrated, the problem that a common energy-dissipating wall is easily buckled is solved, and the wall is widely applicable to aseismic energy dissipation of steel structures and reinforced concrete structures; the wall is convenient to produce in batches and assemble in situ and is suitable for aseismic energy dissipation of assembled structures; the wall, under seismic action, has a series of excellent characteristics such as high bearing capacity, high lateral rigidity and high energy-dissipating capacity and is a superior aseismic member.

The invention discloses a 500kV and below single-core cross-linked power cable insulation joint and manufacturing process thereof. The method comprises: heating an extrusion molding machine body mold,a supporting heating insert mold and an extrusion glue inlet mold to the extrusion temperature of 90-105 DEG C; starting the preheated plastic extruding machine, injecting the colloid into an extrusion molding machine body mold through an extrusion glue inlet mold, and when the colloid fills the whole extrusion molding machine body mold and flows out of a glue outlet, enlarging the rubber elasticrubber pipe by the colloid; and heating the extrusion molding machine body mold and the supporting heating insert mold, meanwhile, heating a cable conductor at the joint, and the colloid being subjected to a rapid grafting cross-linking reaction under a given condition. The manufacturing process is convenient to operate, the manufactured insulating joint and the cable body can form the characteristic of equivalent connection, and the mechanical and electrical properties of the cable body are met. The insulating layer is well crosslinked with the original cable and other recovery layers, so that the generation of an active interface is avoided.

The invention relates to the field of prefabricated assembly type concrete structure buildings, in particular to a concealed beam type connecting fully-prefabricated concrete plate structure and manufacturing and assembling methods. Fully-prefabricated concrete plates are formed in the mode that concrete is poured into formwork structures; longitudinal steel bars and transverse steel bars are arranged in the fully-prefabricated concrete plates horizontally and are each of the structure with the two ends being bent on the inner side of the corresponding fully-prefabricated concrete plate; and vertical sections between the bottom edges of the longitudinal steel bars and the transverse steel bars and the bent sections of the longitudinal steel bars and the transverse steel bars are arranged on the outer sides of the fully-prefabricated concrete plates. According to the concealed beam type connecting fully-prefabricated concrete plate structure, concealed beam longitudinal steel bars penetrate through closed hoops formed by lap joint of the exposed steel bars of the two prefabricated concrete plates, then, concrete is poured, and thus the plates are connected; the concealed beam longitudinal steel bars penetrate through the closed hoops formed by lap joint of in-beam reserved connecting steel bars and the exposed steel bars of the prefabricated concrete plates, then, the concrete is poured, and thus fixing of the plates on beams is completed; and the requirement for plate and beam connection in actual engineering is completely met.