327 results about "Buttress" patented technology

The construction integrated platform comprises a platform vertical frame, one side of the platform vertical frame is used for being connected with the side, away from an inner shell, of an outer shell, the platform vertical frame is vertically arranged in the vertical direction, the platform vertical frame comprises a plurality of supporting stand columns vertically arranged in the vertical direction, and the multiple supporting stand columns are sequentially arranged to define the platform vertical frame; the top end of the supporting stand column extends towards one side to be provided with an overhanging arm. The two ends of the first transverse frames are connected to the two adjacent cantilever arms correspondingly; the two ends of the second transverse frame are connected to the two adjacent cantilever arms respectively, one first transverse frame or one second transverse frame is connected between the two adjacent cantilever arms, and the position of the second transverse frame in the vertical direction is higher than that of the first transverse frame. According to the construction integrated platform, the buttress can be avoided, interference to the inner buttress is avoided, construction is convenient, and therefore the construction efficiency can be improved.

The invention discloses a combined structure of an assembled ditch and a retaining wall and a construction method thereof, and belongs to the technical field of agriculture and forestry land reclamation. The structure comprises a ditch and a retaining wall, the ditch is formed by interlocking and clamping a bottom plate and a wall plate through a broken-line-shaped groove and a tenon, and the outer side of the ditch is wrapped with hydraulic cloth and a hydraulic film in a layered mode to enhance the impermeability; the retaining wall adopts the right triangle buttress and the hollow reinforced concrete baffle, is fixed through the plug pin and is connected with the ditch through the inhaul cable in the threading pipe, so that the anti-overturning and anti-sliding stability is improved. The construction method comprises the steps of prefabricating the components, laying impermeable materials in a layered mode, conducting modular assembling, conducting backfilling and greening and the like. Through structure optimization and standardized prefabrication, the problems that a traditional cast-in-place structure is long in construction period, high in manufacturing cost and the like are solved, and the advantages of being rapid in assembly, multiple in seepage prevention, capable of saving cost and environmentally friendly are achieved. Compared with a cast-in-place scheme, the comprehensive manufacturing cost is reduced, the construction efficiency is remarkably improved, and the water and soil loss prevention and control effect is better.

The invention provides a shock insulation tensile device working in the whole process of an earthquake, and relates to the technical field of building earthquake resistance. The vibration isolation device comprises a vibration isolation support fixedly installed between an upper buttress and a lower buttress and further comprises a plurality of tensile viscous dampers, the two ends of each tensile viscous damper are connected with the upper buttress and the lower buttress through universal hinges correspondingly, a C-shaped plate is arranged on one side of each tensile viscous damper, four fixing arms are fixedly installed on each C-shaped plate, and each C-shaped plate is connected with the corresponding fixing arm. The ends, away from the C-shaped plate, of the four fixing arms are connected with a cylinder body of the tensile viscous damper, and two scale plates are installed in the C-shaped plate in a sliding mode. The shock insulation tensile device working in the whole process of the earthquake has the advantages that the shock insulation support can be effectively prevented from being damaged due to the fact that the shock insulation support bears too large tensile force, related personnel can conveniently measure the maximum extension and retraction amplitude of the piston rod of the tensile viscous damper in the earthquake after the earthquake, detection components are flexible to install, and data recording reliability is high.

The invention relates to the technical field of civil engineering pile foundation detection, and discloses a civil engineering pile foundation detection device which comprises a to-be-detected pile foundation, a jack is arranged at the top of the to-be-detected pile foundation, a main beam is arranged at the top of the jack, buttresses are arranged on the portions, on the two sides of the to-be-detected pile foundation, of the foundation correspondingly, and the buttresses are arranged on the main beam. A gap is reserved between the buttress and the main beam, a concrete block or other counterweight materials used for counterweight are placed on the bearing table, and when the gravity generated by the bearing table presses downwards, downward pressure amplified by the lever structure for multiple times can act on the top of the main beam so as to facilitate load testing; the lever structure can amplify the sinking gravity of the bearing platform, so that a simulation test can be carried out under the condition of adopting fewer balancing weights when a pressure-bearing test is actually carried out on the pile foundation to be tested, and the problem that a large number of concrete blocks are required to carry out a balancing weight test in a conventional static load compression test is solved. And a crane needs to spend a lot of time to carry concrete blocks, so that the cost is increased.

Disclosed in the present invention is a connection structure shared by a photovoltaic system and a metal roof system, the connection structure comprising concrete buttresses, pre-embedded parts, adapters, cross beams, a metal roof main keel and a photovoltaic system main keel, wherein the lower portion of each pre-embedded part is buried in a corresponding concrete buttress, the upper end of the pre-embedded part is connected to a corresponding adapter, and the adapter is fixed to the upper portion of the concrete buttress; each cross beam is connected to a corresponding adapter by means of a first connector; the metal roof main keel is perpendicular to the cross beams and is welded and fixed to the side portions of the cross beams; and the photovoltaic system main keel is arranged in parallel to and above the metal roof main keel, and the photovoltaic system main keel is connected to a second connector fixed to the top of each cross beam. The present invention has the beneficial effects that the metal roof main keel and the photovoltaic system main keel are integrally mounted on the cross beams, and the cross beams are fixed to the buttresses, such that the integrity of the whole structure is good, and the stability and wind resistance of the whole roof system are significantly improved.

The invention relates to the technical field of building seismic isolation, in particular to a seismic isolation system with a vertical stepped quasi-zero stiffness characteristic and a design method of the seismic isolation system. A building three-dimensional seismic isolation system with the vertical stepped quasi-zero stiffness characteristic comprises a horizontal seismic isolation support arranged on the top face of a lower buttress; the positive stiffness system comprises at least one vertical steel spring, and the two ends of the vertical steel spring are connected to the top face of the horizontal shock insulation support and the bottom face of the upper buttress correspondingly. The negative stiffness system comprises a variable-slope guide plate, a horizontal multi-layer annular spring and a supporting plate, the thickness of the variable-slope guide plate changes in the height direction of the variable-slope guide plate, one end of the horizontal multi-layer annular spring abuts against the variable-slope guide plate, the horizontal multi-layer annular spring is connected to the supporting plate, and the supporting plate is connected to the upper buttress; the horizontal multi-layer annular spring can be driven to move along the surface of the variable-slope guide plate by changing the distance between the upper buttress and the lower buttress, and the horizontal multi-layer annular spring moves along the surface of the variable-slope guide plate, so that the length of the horizontal multi-layer annular spring is changed, and then negative stiffness is provided.

The present invention relates to an integrated underpinning structure for a bridge in a deep foundation pit of an urban tunnel, the integrated underpinning structure comprising an original bridge bearing platform, an expansion bearing platform and a tunnel reverse constructed roof slab‌, wherein the original bridge bearing platform, the expansion bearing platform and the tunnel reverse constructed roof slab ‌are sequentially and fixedly connected into an integrated structure from inside to outside; the integrated structure serves as both a bridge underpinning force transmission structure and a roof slab‌ of a newly-built tunnel, and the integrated structure also serves as a first support for a tunnel deep foundation pit enclosure structure; a bridge pier and a bridge structure are sequentially provided on the upper portion of the original bridge bearing platform from bottom to top, and an original bridge pile is provided on the lower portion of the original bridge bearing platform; a reinforcement pile is provided at the bottom of the expansion bearing platform, and a temporary buttress is provided at the top during construction; a jack is provided on the top surface of the temporary buttress and is used to assist in controlling the bridge structure to settle into a safety range during tunnel construction; and two sides of the tunnel reverse constructed roof slab‌ extend to the top ring beam of the tunnel in a direction of the cross section of the foundation pit and are connected to the top ring beam. The underpinning structure provided in the present invention serves as both the bridge underpinning force transmission structure and the roof slab‌ of the newly-built tunnel.

The embodiment of the invention provides a series GIS equipment foundation settlement monitoring system based on a laser ranging method.The series GIS equipment comprises a plurality of buttresses, the series GIS equipment foundation settlement monitoring system comprises a plurality of measuring units, and each measuring unit comprises two arm rods, a plurality of connecting rods and a plurality of connecting rods, each measuring unit is arranged between two adjacent buttresses, so that the tail ends of the two arm levers are positioned right above the two adjacent buttresses; the laser displacement meters are arranged at the tail ends of the arm levers to measure the distances from the arm levers to the corresponding buttresses in the vertical direction and send the measured values to the corresponding measuring units; the data receiving and processing module is used for receiving relative settlement of the adjacent buttresses of each measuring unit and calculating relative settlement and absolute settlement of all the buttresses relative to the reference buttress; wherein the relative settlement of the adjacent buttresses is obtained based on measured values of the laser displacement meters on the two sides of each measuring unit. Therefore, effective and accurate GIS equipment foundation settlement monitoring is realized.

The invention belongs to the technical field of bridge construction, and particularly relates to a design method for a temporary pushing buttress based on reinforcement learning. The method comprises the following steps that reinforcement learning modeling is carried out, and a temporary buttress design agent is constructed; constructing a finite element simulation environment for simulating the structural response of the buttress scheme; training a temporary buttress design agent by adopting a depth deterministic strategy gradient algorithm; and strategy network deployment: deploying the trained temporary buttress design agent model to an engineering design platform, and realizing automatic generation of a pushing temporary buttress design scheme in an actual scene. According to the method, the intelligent and dynamic temporary buttress design optimization is realized by constructing the multi-target reinforcement learning framework including buttress stability, material consumption and girder deformation and combining with the depth deterministic strategy gradient algorithm to train the intelligent body capable of automatically carrying out temporary buttress design under different environment constraints; and the design efficiency of the temporary buttress is obviously improved.

The invention relates to the technical field of seismic isolation support displacement measurement, and particularly discloses an intelligent detection method and system for seismic isolation support displacement during an earthquake. The system comprises a seismic isolation support displacement intelligent detection device and a signal control processing system, wherein the seismic isolation support displacement intelligent detection device comprises a seismic isolation support, an upper buttress, a lower buttress, a displacement signal transmitter, a displacement signal acquisition area, a protective cover and a protective coaming; the shock insulation support is located between the upper buttress and the lower buttress. The displacement signal transmitter is mounted on the lower buttress; the displacement signal acquisition area is positioned on the lower side of the upper buttress; the protective cover is installed between the upper buttress and the lower buttress, and the protective coaming is installed on the periphery of the protective cover. The signal control processing center has the functions of displacement signal triggering, collection, time synchronization, information processing and early warning and forecasting. According to the intelligent detection method and system for the displacement of the seismic isolation support, the deformation information of the seismic isolation support during an earthquake can be conveniently obtained, and intelligent self-inspection and early warning of the displacement change of the seismic isolation support during and after the earthquake are realized.

The utility model provides an upper buttress template support adjusting device for a shock insulation support, which comprises a support adjusting unit arranged on one side of an upper buttress, the bottom of the upper buttress is connected with a lower buttress, the support adjusting unit comprises a threaded column and a sleeve, the bottom of the threaded column is supported on the lower buttress, the top of the sleeve is provided with a top plate, and the top plate is connected with the threaded column. The position of the sleeve is changed along the axis of the threaded column, so that the top plate sequentially passes through the batten and the back ridge to fix the bottom formwork and the end formwork, and the upper buttress, the bottom formwork and the end formwork are connected to form a pouring space of the partition damper. The device is compact in structure, ingenious in design, capable of greatly improving the efficiency of installing and fixing the upper buttress formwork, easy to operate and good in using effect.

The utility model belongs to the technical field of coal bunker retaining walls, and particularly relates to a large-diameter round coal bunker retaining wall structure which comprises a coal retaining wall, buttresses and a foundation, the coal retaining wall is round, the buttresses are distributed on the outer side wall of the coal retaining wall in a round array shape, the top end of the foundation is connected with a round limiting block, and the round limiting block is connected with the coal retaining wall. A group of drainage holes are formed in the surface of the round limiting block in a round array shape in a penetrating mode, and a water collecting groove is reserved between the round limiting block and the coal blocking wall. Therefore, the problem that the rigidity of the flexible steel beam is gradually worse due to the influence of complex weather conditions such as strong wind and rain and snow is effectively reduced. According to the design, the durability of the retaining wall structure of the large-diameter circular coal bunker is improved, accumulated water in the water collecting tank can be conveniently discharged to the outside through the arranged drainage holes, the water dredging efficiency is improved, and the corrosion risk of residual water to the coal retaining wall is further reduced.

The utility model belongs to the technical field of trays, and relates to a positionable aluminum tray, which comprises a tray, a pop-up mechanism and a positioning device, when a heavy object is placed on the tray, an elastic bearing plate begins to deform, a battery supplies power to an electromagnetic sliding block, so that the electromagnetic sliding block is full of magnetism, the electromagnetic sliding block and a magnet attract each other, and the electromagnetic sliding block slides to the topmost end; when the tray is transferred by the forklift, the electromagnetic sliding block restores to the original position again, at the moment, the included angle of the connecting rod is gradually increased to be close to 180 degrees, the supporting rod is driven to move towards the interior of the buttress, and therefore the supporting rod moves towards the outer side of the buttress, the crank is driven to rotate clockwise, and the positioning device is driven to move to the outer side of the buttress; by means of the linkage mechanism of the gravity and the popping mechanism, the contradiction problem that metal shielding and physical protection cannot coexist can be solved, and then the signal quality and the protection performance of the tray can be guaranteed.

A vacuum formed, tamper resistant container resists deformation of the sides thereof that might otherwise permit access to contents of the container without removal of the lid. Downward protruding lid features reinforce the wall of the container base, and buttress features included in the rim of the base extend from a base flange diagonally downward and inward to the inner rim of a recessed shelf, thereby resisting downward rotation of the wall beneath the lid protruding features. In embodiments, attachment tabs surrounded by frangible boundaries are incorporated in the lid and attached to the base by living hinges, such that removal of the lid requires breaking of the frangible boundaries and detachment of the lid from the attachment tabs. Pucker elements associated with the attachment tabs can cause the attachment tabs to pivot away from the lid when the attachment tabs are detached from the lid.

The utility model discloses an assembly type underwater suspension tunnel which comprises pile foundations, connecting piers, damping supports, a lower cross beam, an upper cross beam, a double-ball-head connecting rod and a tunnel pipe joint, the pile foundations are anchored into the seabed, and tenons are fixed to the top ends of the pile foundations; mortises are formed in the lower end faces of the connecting piers, and the tenons are assembled in the mortises; the damping support is fixed on the connecting pier; the lower cross beam is fixed on the two adjacent damping supports; the upper cross beam is fixedly connected with a tunnel pipe joint; the upper cross beam and the lower cross beam are connected through a plurality of double-ball-head connecting rods. The upper cross beam, the lower cross beam and the double-ball-head connecting rods form a plane truss, so that it is guaranteed that constraint of a tunnel has enough transverse and vertical rigidity; a damping support is arranged between the lower cross beam and the pile foundation to guarantee the anti-seismic performance of the structure; the buttress adapts to longitudinal deformation of the tunnel through rotation of the two ends of the double-ball-head connecting rod in the longitudinal direction of the tunnel.

The utility model relates to the technical field of building foundation construction, and mainly provides an assembly type raft foundation connected through pored inserting plates in a grouting mode. The foundation comprises a base body and hole inserting pieces, the base body is provided with a top installation face and two splicing faces symmetrically arranged on the two sides of the top installation face, the splicing faces are perpendicular to the top installation face, the top installation face is provided with a plurality of buttress assembly holes, the buttress assembly holes are arranged in a rectangular array, inserting grooves are formed in the splicing faces, and the hole inserting pieces are arranged in the inserting grooves. One end of each inserting groove communicates with the top mounting face, the base bodies of the multiple assembly type bases are spliced through the splicing faces, the hole inserting pieces are inserted into the spliced inserting grooves, and the hole inserting pieces and the spliced inserting grooves are integrally and fixedly connected through concrete pouring. The problems that in the prior art, in the working process after a prefabricated foundation is combined and assembled, the connection stability is poor, and the working life is difficult to guarantee can be solved.

The utility model discloses a device for dismantling an overline simply supported girder bridge by rotating, which relates to the technical field of bridge dismantling, and comprises a horizontal positioning spherical hinge, an arc-shaped slideway, a plurality of supporting legs, a plurality of supporting legs and a plurality of supporting legs, after the rotating body section and the support are cut and separated, the supporting foot and the horizontal positioning spherical hinge can support the rotating body section, the integrated connecting mechanism is integrally connected with the rotating body section, the temporary cable bent tower is arranged on the rotating body section, and the rotating body mechanism is used for driving the rotating body section to move in the direction away from a line along the arc-shaped sliding way. The overline simply supported girder bridge is split into the rotating body section and the non-rotating body section, the supporting mechanism is reformed through the horizontal positioning spherical hinge, the annular sliding way and the supporting foot, the rotating body mechanism drives the rotating body section to move in the direction away from a line along the arc-shaped sliding way to the position where the line is not affected, and then disassembly and disassembly work is conducted. Lines below the bridge can be completely avoided in the construction process.

The utility model discloses a large shield well supporting structure based on steel ring frame beams, which belongs to the technical field of underground station large shield construction and comprises a plurality of steel ring frame beams which are vertically arranged along a station shield well at intervals. The steel ring frame beam comprises a first steel beam section and a second steel beam section which are transversely arranged along the shield well, and a third steel beam section and a fourth steel beam section which are longitudinally arranged along the shield well; wherein the first steel beam section is connected with a station end wall, the two ends of the second steel beam section are connected with station side walls close to a station middle plate correspondingly, and the third steel beam section and the fourth steel beam section are connected with the station side walls on the two transverse sides correspondingly; a plurality of steel buttress columns are welded between the vertically adjacent third steel beam sections and between the vertically adjacent fourth steel beam sections at intervals, and meanwhile a plurality of steel buttress columns are arranged between the third steel beam section and the station bottom plate and between the fourth steel beam section and the station bottom plate at the lowest layer at intervals. The steel ring frame beam and the steel buttress are convenient to construct and dismantle, and the steel ring frame beam and the steel buttress can be repeatedly used.

The utility model relates to a novel single tubular pile shipping bracket buttress, which comprises an upper buttress plate, a lower buttress plate and a buttress main body arranged between the upper buttress plate and the lower buttress plate, the buttress main body comprises four steel columns distributed at four corners of the buttress main body, each steel column comprises a wing plate I, a wing plate II and a web plate, the first wing plate and the second wing plate are continuous corrugated steel plates in the width direction of the first wing plate and the second wing plate. By optimizing the structural arrangement of the buttress main body, the overall bearing capacity of the buttress is increased, so that the buttress can be suitable for brackets and goods exceeding hundreds of tons.

The invention relates to the technical field of embedded part installation, in particular to a G-IS equipment foundation embedded part positioning and installing method which comprises the following specific steps that an embedded part position planning map is designed and comprises the positions and the directions of embedded parts in each row and / or each column; drawing a cross center line on the embedded part, and popping up a buttress positioning line and a center axis of each row / column of the embedded part on the basis; foundation steel bars are bound, auxiliary holes are formed in the two sides of each row / column of concrete buttresses on the foundation, screws are inserted into the auxiliary holes, and lower nuts, support angle steel and upper nuts are installed on the screws; adjusting the height through a lower nut to enable the elevation of the support angle steel to be equal to the preset elevation of the embedded part; auxiliary mounting lines are drawn on the support angle steel; the cross center line of the embedded part coincides with the auxiliary installation line and the center axis of each row / column, and the embedded part and the support angle steel are fixed in a spot welding mode; the embedded parts are reinforced, and concrete buttresses are poured; accurate control over the three-dimensional space position of the embedded part is achieved, and the strict requirement for rigid connection of GI equipment is met.

The utility model discloses a low-cost shearing-rolling rubber shock insulation support which comprises an inner support body, an outer support body, an upper bolt and a lower bolt, the upper bolt and the lower bolt are embedded in an upper buttress and a lower buttress respectively, when a small earthquake occurs, the upper bolt and the lower bolt drive the support body to be subjected to shearing deformation to consume earthquake energy, and when a large earthquake occurs, the upper bolt and the lower bolt drive the support body to be subjected to rolling deformation to consume earthquake energy. The support can roll to a certain extent besides shear deformation, the horizontal rigidity of the shock insulation layer is further reduced, the earthquake action is reduced, and therefore the aim of effectively isolating or weakening the earthquake action in stages under the two mechanisms is achieved, and the structure is protected against earthquake damage is achieved. The shearing-rolling rubber shock insulation support can meet the requirements for reliability, stability and safety of low houses in villages and towns under the action of earthquakes; the utility model has the characteristics of simple structure, short production cycle, low cost, lightness and convenience, is convenient to construct and transport, and has wide application prospect.

The utility model relates to the technical field of steel box girder construction, in particular to a temporary buttress structure of a special-shaped steel structure overbridge. Comprising a plurality of sets of temporary buttress frame bodies, each temporary buttress frame body comprises a reinforced concrete strip-shaped foundation, two parallel spiral welding pipes are pre-buried and fixed in each reinforced concrete strip-shaped foundation, and a cable-stayed steel pipe is arranged and fixed between the two spiral welding pipes; the tops of the spiral welding pipes are fixedly connected with a horizontal steel cross beam, and two load adjusting structures corresponding to the two spiral welding pipes up and down are arranged on the horizontal steel cross beam. According to the scheme, the temporary buttress structure is designed for the temporary support of the heavy steel box bridge, the structural support is stable, the vertical temporary support height of each support point of a certain steel box girder is adjustable, and the structural support is stable. Under the clamping of the working platform, the construction is convenient, the operation is safe, and the device has practical value and is worthy of similar engineering reference.

The invention discloses a movable buttress integrated with a gate and used for discharging ecological flow, and relates to the technical field of gate buttresses, the movable buttress comprises a gate component, a wall body, a support frame arranged on the wall body, a radial gate arranged on the support frame, and a first telescopic hydraulic rod arranged between the wall body and the radial gate; the connecting part comprises a movable assembly arranged on the radial gate, a retracting and releasing assembly arranged on the buttress assembly, a bearing assembly arranged on the radial gate and a limiting assembly arranged on the bearing assembly; and the releasing part comprises a push-out assembly arranged on the movable assembly, a pressing assembly arranged on the push-out assembly and a transmission assembly arranged on the movable assembly. The movable buttress has the beneficial effects that through cooperative use of the gate component, the connecting component and the releasing component, the movability of the buttress can be achieved, the stability of the buttress during use can be guaranteed, and the problem that a traditional buttress is a static cement buttress and is inconvenient to maintain a rear apron is solved.

The utility model relates to a single tubular pile shipping bracket buttress which comprises an upper buttress plate, a lower buttress plate and a buttress body arranged between the upper buttress plate and the lower buttress plate, the buttress body comprises two pier columns, the two pier columns are symmetrically arranged at intervals with the length direction of the pier columns as the symmetry axis, a connecting plate is arranged between the two pier columns, and the connecting plate is connected with the upper buttress plate and the lower buttress plate. Each pier column comprises three pieces of H-shaped steel which are horizontally arranged side by side, and a reinforcing plate is arranged between the buttress body and the lower buttress plate. The buttress body is composed of the two pier columns, the two pier columns are symmetrically arranged at intervals with the length direction of the two pier columns as the symmetry axis, and each pier column is composed of the three H-shaped steel horizontally arranged in parallel, so that the rigidity of the pier columns is improved, and the bearing capacity of the pier columns is remarkably enhanced; the structure of the H-shaped steel can bear loads in the vertical direction and the horizontal direction at the same time, meanwhile, the integrity of the structure is further enhanced through the arrangement of the connecting plate, and the two pier columns can work cooperatively to jointly resist external loads.

The invention relates to the technical field of bridge construction, and provides a bridge side span post-cast strip-free cast-in-place formwork system and a construction method thereof.The bridge side span post-cast strip-free cast-in-place formwork system comprises a formwork mechanism and a connecting mechanism; the formwork mechanism comprises a temporary support, and the temporary support is arranged between the main span buttress and the side span buttress in a supported mode. A first support is fixed to the top of the temporary support, the two ends of the first support extend to the bottom of the main span section and the position above the side span buttress correspondingly, a second support is arranged above the first support in a supported mode, and the first support is in sliding fit with the second support through a sliding pair; a side span template is mounted and fixed on the second support; the side span template piece is used for pouring a side span section; the connecting mechanism is installed at the bottom of the main span section and connected with the end, close to the main span section, of the second support. The method has the effect that the main span section and the side span sections are integrally constructed.

The vibration and vibration double-control support comprises a main body part, a lower embedded plate, at least one set of U-shaped supporting tools and a plurality of connecting ribs, and the lower embedded plate is used for connecting the main body part of the vibration and vibration double-control support and the bottom sections of the U-shaped supporting tools, so that the main body part of the vibration and vibration double-control support and the U-shaped supporting tools are pre-assembled; the top section of the U-shaped supporting tool is detachably connected and fixed with the concrete upper buttress, so that the main body part of the vibration and vibration double-control support can be fixedly arranged below the concrete upper buttress. According to the vibration and vibration double-control support, through the arrangement of the U-shaped supporting tool and the connecting piece of the U-shaped supporting tool, the vibration and vibration double-control support can be constructed and installed from top to bottom, and therefore the vibration and vibration double-control support is conveniently suitable for the project that an upper buttress of a building is constructed but a lower buttress is not constructed; and the problem that in the process of pouring the lower buttress structure firstly, horizontal or vertical displacement of the reinforcing steel bars causes deviation of the pre-embedded plate, and then installation of the support is affected can be solved.

The invention discloses a method for replacing an assembled elastic solidified ballast bed. The method comprises a preparation stage, a replacement stage and a recovery stage, a construction reference is established through data measurement, a special gantry crane temporary track is laid, the crack resistance of buttresses is strengthened, and a steel rail kerf releases temperature stress, so that high-precision and high-stability operation conditions are provided for subsequent construction; in the replacement stage, efficient replacement of sleepers and nondestructive repair of a ballast bed structure are achieved by adopting a transverse rail shifting cooperation slideway low-resistance design, a new sleeper indirect fine adjustment technology and a dynamic mortar pouring technology; and in the recovery stage, the railway ballast compactness is optimized through high-frequency tamping, a heat affected zone is reduced through narrow-gap welding, and track smoothness and structural integrity are recovered based on BIM line fine adjustment. According to the method, efficient replacement of the assembly type elastic curing ballast bed is achieved, the construction efficiency is improved to the maximum extent, damage to the steel rail is reduced, high creativity and practicability are achieved, and the method is suitable for maintenance and replacement work of various railway tracks.

The invention discloses a clinker silo and a layout method thereof. Bending prestressed tendons are arranged at the edge of a door opening, and lintels and buttresses are arranged around the door opening, so as to effectively avoid stress concentration at the door opening due to over-dense anchoring of prestressed tendons. By arranging plum blossom-shaped prestressed tendons below a silo wall ring beam, it is possible to avoid excessive local pressure in a silo wall section due to over-dense distribution of prestressed tendons, while ensuring that the prestress meets design requirements. The strength weakening of the silo wall caused by opening a hole is effectively reduced, the strength and rigidity of the structure are ensured, the stress concentration phenomenon near the hole opening is alleviated, and the safety and reliability of the structure are improved.

The utility model discloses a buttress, and particularly relates to the technical field of buttresses, the buttress comprises a buttress main body, and a plurality of groups of reinforcing components for supporting and stabilizing are arranged in the buttress main body; each reinforcing assembly comprises a threaded rod, connecting seats are in threaded connection with the outer portions of the two ends of the threaded rod, fixing rings connected with the buttress body are arranged at the ends, away from the threaded rod, of the connecting seats, movable shafts are installed on the sides, close to the connecting seats, of the fixing rings, and movable columns are installed at the ends, away from the fixing rings, of the movable shafts. By rotating the connecting seats in threaded connection with the threaded rod, the fixing ring can be driven to be stably nested outside the buttress main body, so that the interior of the buttress main body can be supported and fixed by virtue of the two connecting seats and the threaded rod, the stability of the buttress main body is ensured, and the buttress main body is prevented from being distorted and deformed; and the supporting strength of the buttress main body is ensured.