45 results about "Pedestrian overpass" patented technology

The invention provides a vehicle self-adaption compatible open island type elevated BRT station system which comprises an open island type elevated station structure, the elevated station structure comprises a ground layer and a two-layer composite layer arranged above the ground layer, and the two-layer composite layer comprises an open pedestrian overpass and an island type platform. The open type pedestrian overpass and the island type platform are of an integrated station-hall-free structure. The elevated station structure further comprises a central vertical traffic core connected with the ground layer and the two-layer composite layer. Passenger doors are arranged on the left side and the right side of a vehicle body of the BRT vehicle, a vehicle control system and an in-vehicle fare collection system are arranged in the BRT vehicle, and the vehicle control system is configured to automatically or manually control the passenger door on the corresponding side to be opened or closed according to the type of a stop platform. Through cooperation of station structure innovation, operation mode opening and vehicle configuration intelligence, the problems that a traditional BRT system is large in occupied area, poor in compatibility and rigid in dispatching can be solved.

The utility model relates to the technical field of steel structure pedestrian overpasses, in particular to a steel structure pedestrian overpass. The steel structure pedestrian overpass comprises a steel structure pedestrian overpass body, and supporting blocks are evenly arranged on the top of the steel structure pedestrian overpass body. When the steel structure pedestrian overpass main body is transported, the guardrail vertical beams can be moved and stored at the bottom of the steel structure pedestrian overpass main body, so that the occupied space of the steel structure pedestrian overpass main body is reduced, the transportation convenience is improved, and when the steel structure pedestrian overpass main body is constructed, the guardrail cross beams and the guardrail vertical beams are pulled outwards, and the steel structure pedestrian overpass main body can be constructed. Then the guardrail vertical beam is turned upwards to the receding groove, at the moment, the spring drives the round head plug pin to be inserted into the inserting hole through the resilience force of the spring, the guardrail vertical beam is automatically locked in the receding groove, therefore, connection and fixation between the guardrail and the steel structure pedestrian overpass body are rapidly completed, and then the building efficiency of the steel structure pedestrian overpass body is improved.

An assembly type pedestrian overpass component belongs to the technical field of bridge engineering, comprises a main beam, a bridge floor, bridge piers and stairway beams, and is characterized in that the main beam and the bridge floor are concrete prefabricated components; the main beams are a pair of H-shaped concrete main beams, brackets are correspondingly arranged on the pair of H-shaped concrete main beams, the bridge deck is a prefabricated bridge deck slab, and the prefabricated bridge deck slab is supported between the two H-shaped concrete main beams through the brackets; the H-shaped concrete main beam is arranged in the main beam groove; transverse partition plates are arranged on the lower portion of the H-shaped concrete main beam at intervals, a prestress system is arranged in the H-shaped concrete main beam, and the stairway beam is supported on a pier through a high supporting block and connected with the H-shaped concrete main beam. The utility model has the advantages of high construction efficiency, excellent structural performance, low construction and maintenance cost and good landscape effect. The pedestrian overpass can be applied to various roads where pedestrian overpasses need to be built.

The utility model belongs to the technical field of overpass expansion joints, and particularly relates to a pedestrian overpass expansion joint structure which comprises a foundation cross bar, an expansion auxiliary part and a sealing strip, deformed steel bars distributed at equal intervals in an array mode are arranged at the bottom of the foundation cross bar, the ends of the deformed steel bars are poured in a bridge deck pavement, and bolts are arranged at the two ends of the upper side of the foundation cross bar. The sealing strip is placed on the upper surface of the foundation cross bar, the bolt penetrates through the sealing strip, and the telescopic auxiliary part is installed on the upper portion of the sealing strip and is fixed by matching the bolt with a nut; the telescopic auxiliary part comprises mounting blocks, circular through holes are formed in the mounting blocks, the distance between every two adjacent mounting blocks is equal to the distance between every two adjacent bolts, the bolts penetrate through the circular through holes, and C-shaped blocks are connected to the two sides of each mounting block. The utility model has the advantages of more convenient installation and faster disassembly and replacement speed.

An object of the present invention is to provide a scaffolding device that can be reduced in weight while ensuring necessary strength, and a method for assembling such a scaffolding device.SOLUTION: This pedestrian bridge includes a lower structure 2 which can be installed on a walking floor F of a pedestrian bridge A, an upper structure 5 having a support frame 3 which is attached to the lower structure 2, extends in a lateral direction crossing an extension direction of the walking floor F above the lower structure 2, and protrudes laterally beyond balustrades P, P on both sides of the pedestrian bridge A, and a pair of suspension members 4, 4 extending downward from respective portions protruding to the outside of the balustrades P, P of the support frame 3 and having lower ends facing each other in the lateral direction, and a scaffold board 6 detachably bridged between the lower ends of the suspension members 4, 4 and facing a lower surface of the walking floor F.SELECTED DRAWING: Figure 1

The utility model relates to a steel structure pedestrian overpass limiting device in a high-intensity area, which belongs to the field of pedestrian overpasses and comprises a bridge body, a connecting mechanism connected with the overpass in a limiting manner is arranged on the inner bottom wall of the bridge body, and a limiting mechanism for limiting the high-intensity overpass of the pedestrian overpass is arranged on the lower surface of the connecting mechanism. According to the limiting device for the steel-structure pedestrian overpass in the high-intensity area, the connecting mechanism is firmly connected with the bridge body through the fixing base plate, clamping grooves and clamping blocks are used in cooperation, a stable mounting platform is provided to adapt to different mounting conditions and environment changes, the connecting reliability is enhanced through the use of fixing bolts and locking nuts, and the service life of the steel-structure pedestrian overpass in the high-intensity area is prolonged. In addition, due to the design of the connecting plate, the limiting mechanism can be conveniently installed and fixed, a solid foundation is provided for the whole limiting device, through the accurate and stable connecting mode, the overall anti-seismic performance of the platform bridge structure is remarkably improved, and the risk that the structure is damaged under the extreme condition is reduced.

The utility model discloses an overpass curtain wall decoration structure, belongs to the field of bridge engineering, and solves the problem that a pedestrian overpass lacks characteristics and does not have a landscape function. The connecting structure comprises an upper decorating plate and a lower decorating plate, connecting pieces are arranged on the side faces of a pier and the bottom face and the side faces of a main beam, square steel tube keels are arranged at the ends of the connecting pieces, the upper decorating plate is installed on the side faces of the upper portion of the pier and the bottom face and the side faces of the main beam through the square steel tube keels, and the lower decorating plate is installed on the side faces of the lower portion of the pier through the square steel tube keels. Through the simple, safe and reliable platform bridge curtain wall decoration structure, the effect of fading and relieving the stiff platform bridge structure is achieved, the structure looks rhythm, and the effect of improving the bridge landscape level is achieved. The overbridge is convenient to construct and suitable for transformation of the existing overbridge, and the requirement of people for the landscape function of the overbridge is met while the structure of the existing overbridge is not damaged.

Bridge abutments are arranged above pile foundations, the bridge abutments on the same side are connected through bridge abutment inhaul cables, ladder ramps are installed on the bridge abutments, a main beam is installed on the inner sides of the ladder ramps on the two sides, and grounding ladder ramps are arranged behind the bridge abutments. The bridge abutment inhaul cables, the ladder ramps, the main beams and the grounding ladder ramps are all prefabricated in a factory and assembled on site. The whole bridge is not provided with piers, and the bridge abutments are only arranged at the four landing points, so that on one hand, the influence on traffic and surrounding environments during overbridge construction and operation is reduced, on the other hand, interference between the foundation and urban pipelines is avoided, and the construction speed is greatly increased. The bridge abutment inhaul cable bears the horizontal load generated by the load, and the lightweight design of the overbridge foundation can be helped to be achieved. In addition, the main-pier-free overbridge is good in space intervisibility under the overbridge, simple in modeling and good in landscape effect.

The application discloses a footbridge stairway and a processing method thereof, and relates to the field of public infrastructure. The footbridge stairway comprises a plurality of sequentially arranged step structures. At least one step structure comprises a stairway horizontal plate extending in a horizontal direction, a stairway vertical plate extending in a vertical direction, an outer side of the stairway horizontal plate abutting against an inner side of the stairway vertical plate, a metal cushion block connected to an upper end surface of the stairway horizontal plate, an anti-skid strip, the anti-skid strip having a horizontal section and a vertical section, the horizontal section of the anti-skid strip being welded to the metal cushion block, the vertical section of the anti-skid strip being welded to the stairway vertical plate, the anti-skid strip, the metal cushion block, the stairway horizontal plate and the stairway vertical plate forming a containing space, and a supporting material filled in the containing space and laid on the stairway horizontal plate. The application can solve the problems of deformation, falling off and warping of the anti-skid strip, thereby enhancing the safety of pedestrian traffic.

The invention is suitable for the technical field of overpass construction, and provides a box-type steel structure pedestrian overpass hoisting stabilizing device which comprises a control box provided with a suspension part connected with a hook of a crane, and further comprises two sets of clamping mechanisms symmetrically arranged below the control box, a bidirectional driving assembly used for adjusting the distance between the two clamping mechanisms is further arranged in the control box. The clamping mechanism comprises a supporting piece and multifunctional clamping assemblies arranged at the two ends of the supporting piece, and a self-locking type driving assembly used for adjusting the working state of the multifunctional clamping assemblies is further arranged in the supporting piece. And the problems that when an existing hoisting device hoists the I-shaped steel, the I-shaped steel is inconvenient to fix and clamp, the falling phenomenon is prone to occurring in the hoisting process, and serious potential safety hazards exist are solved.

The utility model discloses a pedestrian overpass static load test loading device, which comprises bearing plates, a load assembly and a grounding loading assembly, the load assembly is arranged above the bearing plates, the grounding loading assembly is arranged below the bearing plates, the height of the grounding loading assembly is adjustable, the two side edges of each bearing plate are respectively provided with a gradienter, and the gradienters are respectively connected with the load assembly and the grounding loading assembly. The two side edges are parallel to the direction of the pedestrian overpass, and when the readings of all the gradienters are the same, all the bearing plates are located on the same horizontal plane; the load assembly comprises supporting steel columns and canvas water bags, the multiple bearing plates and the multiple supporting steel columns are jointly spliced into a three-dimensional frame structure, the canvas water bags are arranged on the bearing plates, and the supporting steel columns lock and fix the canvas water bags through buckles; or the load assembly comprises a concrete test block, and the concrete test block is arranged on the bearing plate. The device is simple in structure and convenient to operate, the test efficiency can be improved, the influence caused by uneven stress can be effectively eliminated for a bridge with a large longitudinal slope or cross slope, and the test error is reduced.

The invention relates to a platform bridge dismantling method which comprises the following steps: 1, erecting a bridge girder erection machine: laying a foundation on the ground at one end of a platform bridge, and installing the bridge girder erection machine on the foundation; the bridge plates are dismantled one by one according to the sequence from the end far away from the bridge erecting machine to the other end, and the concrete process of dismantling the bridge plates is that two rows of lifting holes distributed in the longitudinal bridge direction are drilled in the bridge plates, two lifting holes are formed in the same row and distributed in the transverse bridge direction, one ends of four lifting ropes are fixed in the four lifting holes in a one-to-one correspondence mode, and the other ends of the four lifting ropes are fixed in the lifting holes in a one-to-one correspondence mode; the other end of the sling is connected with a hanging bracket on a bridge girder erection machine, the bridge girder erection machine drives the sling to ascend so as to lift the bridge plate, and then the bridge girder erection machine drives the bridge plate to move towards the direction where the bridge girder erection machine is located so as to move the bridge plate to the ground; and thirdly, the piers are dismantled, and a protective net is built for protection when the piers are dismantled. The method has the advantage of short interception time, and solves the problem of great influence on traffic due to long interception time in the existing construction mode.

The utility model discloses a kind of L-shaped overpass structures for T-shaped intersection, it is related to overpass technical field.The utility model includes a kind of overpass structure for T-shaped intersection, the plane of the overpass girder is oblique L-shaped, can be applicable to the T-shaped intersection of intersection angle 30~90 degrees, three directions of overpass are provided with ladder, ramp and straight ladder, the end of girder is provided with cantilever beam, and the straight ladder of three directions is arranged at cantilever beam place.The utility model solves the problem that three-way pedestrian crosses street in T-shaped intersection, the overpass can be applicable to the T-shaped intersection of different oblique angle, using conventional structure, easy to construction, beam height is smaller, complete function, high traffic efficiency, short detour distance, can satisfy the crossing demand of various pedestrians, such as general pedestrian, cart user, old person, disabled person etc..Meanwhile, solve the problem that the vertical fundamental frequency of footbridge does not satisfy and uses larger beam height, main beam and the leakage of joint of ladder, seismic beam safety protection is insufficient.

This pedestrian overpass diagnosis system comprises an acquisition unit, a detection unit, an estimation unit, a determination unit, and an output unit. The acquisition unit acquires an image which is of a pedestrian overpass that is placed over a road and which is captured using a device that is installed in a mobile body. The detection unit detects a portion of the pedestrian overpass in the acquired image. The estimation unit estimates the soundness of the portion of the pedestrian overpass on the basis of the image of the detected portion of the pedestrian overpass. The determination unit determines a response plan in repairs to the pedestrian overpass on the basis of the estimated soundness of the portion of the pedestrian overpass. The output unit outputs the determined response plan.

The invention discloses a steel box girder pedestrian overpass construction device which comprises a road surface, a stand column is fixedly installed at the top of the road surface, a steel beam is fixedly connected to the top end of the stand column, and a protective shed formed by assembling beret piece units is fixedly installed at the top of the steel beam. According to the steel box girder pedestrian overpass construction device, conversion is conducted through the bailey truss protective shed system, temporary steel box girder supports do not need to occupy urban roads, the stand columns of the bailey truss protective shed system are located in a greening area and do not occupy the urban roads, the influence of construction on urban traffic is reduced to the maximum extent, and due to the fact that the roads do not need to be occupied, the construction cost is reduced. According to the method, the approval procedure of occupying urban roads is omitted, the construction period is greatly shortened, rapid construction can be achieved, the influence time of engineering construction on the surrounding environment and resident life is shortened, and a construction area and a vehicle passing area are effectively isolated through the bailey truss protective shed system.

The present application belongs to the technical field of municipal engineering, and discloses a pedestrian overpass flower planting device, which comprises a bridge plate and four pedestrian ladders at both ends of the bridge plate, the two sides of the bridge plate are provided with horizontal guardrails, and the two sides of the pedestrian ladders are provided with inclined guardrails; a horizontal plate is arranged outside the horizontal guardrail, an inclined plate is arranged outside the inclined guardrail in the direction of the ladder, the horizontal plate comprises a lower sliding section, a cleaning section and a planting section; planting containers are arranged on the planting section, an electric screw rod is arranged on the top of the guardrail and faces the planting container, an upper sliding block is threadedly connected to the electric screw rod, a hedge trimmer is mounted at the bottom of the upper sliding block, a lower sliding block is connected to the bottom of the guardrail on the same side through a sliding rod, a vertical protection plate is arranged between the hedge trimmer and the guardrail, a vertical cleaning plate is arranged at the bottom of the lower sliding block, a brush is arranged at the bottom of the cleaning plate, the brush is attached to the cleaning section, and the cleaning surface of the cleaning plate corresponding to the inclined guardrail is inclined; a collecting box is arranged at the bottom end of the inclined plate, and a feeding port of the collecting box is aligned with the cleaning section of the inclined plate. The present application integrates automatic trimming, cleaning and collecting, and safety protection, and improves the maintenance efficiency of overpass greening.

The application provides an assembled pedestrian overpass and a construction process, and belongs to the technical field of assembled buildings. The assembled pedestrian overpass comprises an assembled pier, a bridge deck and a damping joint. The assembled pier comprises a concrete pier body and a steel structure support beam system. The bridge deck is arranged above the assembled pier. The damping joint is arranged between the bridge deck and the assembled pier. The application realizes the collaborative optimization of the concrete structure and the steel structure in terms of stress and construction by designing the assembled pier as a combined structure composed of a hollow concrete pier body and a built-in steel structure support beam system. Overall, the combined pier body structure of the application, i.e. the "concrete shell + steel core", realizes the lightweight and assembly of the components under the premise of ensuring the durability and bearing capacity of the structure, and creates conditions for rapid construction and later maintenance and reconstruction.

The invention discloses a three-dimensional traffic system without traffic lights, and belongs to the technical field of road traffic facilities. The invention relates to an overpass, which aims to solve the problems of congestion and safety caused by traffic lights at an intersection, adopts a vertical layered design of a viaduct layer, a ground layer and an underground passage layer, and realizes the conversion of vehicles up and down through ramps and entrances and exits: the viaduct layer is used for straight driving of vehicles in a specific direction, and the ground layer separates traffic flows and guarantees the safety of pedestrians through a green belt and a pedestrian overpass; the underground passage layer is provided with left-turning and straight-going passages for vehicles to turn left and go straight. The system realizes three-dimensional separation of traffic flows in all directions, can efficiently pass without traffic lights, greatly improves the passing efficiency, reduces the accident rate, guarantees the safety of pedestrians, is high in space utilization rate, and is suitable for traffic transformation and new construction at urban intersections.

The application belongs to the technical field of fabricated buildings, and particularly relates to a pedestrian overpass adopting a space cable-strut support structure and provided with a semi-rigid tensioned canopy structure, which has a cable-strut support self-balancing bridge deck system and a semi-rigid tensioned canopy structure. The cable-strut support self-balancing bridge deck system has a pressure-bearing bridge deck and a space cable-strut support structure arranged below the pressure-bearing bridge deck. The semi-rigid tensioned canopy structure has a rigid fish-belly suspended truss, a flexible cable net structure system, vertical support members and floor cable members. The vertical support members have A-shaped support columns, swing support columns and end support columns, two A-shaped support columns and two swing support columns are connected between the rigid suspended truss and the pressure-bearing bridge deck, the bottom end of the swing support column is hinged to the pressure-bearing bridge deck, the end support column is arranged outside the swing support column, and the top end of the swing support column is connected to the top end of the end support column. The application realizes a light and transparent building appearance.

The utility model belongs to the technical field of steel structure welding, and particularly relates to a welding position paint surface cleaning device for a steel structure pedestrian overpass, which comprises a first support frame and a second support frame, one end of the first support frame is hinged with one end of the second support frame, and a first conveying roller is rotatably arranged at the hinged position of the first support frame and the second support frame. A first through groove is formed in the first supporting frame, a second conveying roller is rotationally arranged in the first through groove, a second through groove is formed in the second supporting frame, a third conveying roller is rotationally arranged in the second through groove, a grinding belt is arranged on the first conveying roller, the second conveying roller and the third conveying roller, and a rotating assembly is arranged on the second conveying roller. Comprising an arc-shaped plate located between a first supporting frame and a second supporting frame, and a first arc-shaped groove is formed in one side of the arc-shaped plate. The device can be flexibly adjusted according to the actual angle of the welding position, it is ensured that the grinding belt is tightly attached to the welding face, and the grinding precision and effect are improved.

The utility model relates to a pedestrian overpass which comprises a first overpass body, a second overpass body, a suspension device, a stairway and a connecting channel. The first bridge body is installed on a box girder bottom plate of the overpass bridge through a suspension device, the second bridge bodies are arranged at the two ends of the first bridge body, the height of the bridge surface of each second bridge body is larger than that of the bridge surface of the first bridge body, and the first bridge body and the second bridge bodies are connected through connecting channels. The stairway is arranged at the end, away from the first bridge body, of the second bridge body. On one hand, an effective space formed by the overpass bridge cantilevers is fully utilized, the bridge floor of the pedestrian overpass is sunk, the length and the height of the stairway of the overpass are reduced, and on the basis of reducing the crossing distance of pedestrians on plots on the two sides of a road, the comfort of the pedestrians on the overpass is improved; and on the other hand, by adopting the suspension type pedestrian overpass structure, the construction cost is saved, meanwhile, space is provided for arrangement of municipal infrastructures under the overpass, and intensive and efficient road space is achieved.

This invention provides a method, device, equipment, and storage medium for rapidly acquiring the structural frequency of pedestrian bridges. By visually determining the geometric and material information of a pedestrian bridge, a pedestrian bridge benchmark model is generated. A sample library of geometric and material parameters and structural frequencies is then established to rapidly acquire the structural frequency of the pedestrian bridge. This model, without relying on architectural drawings, allows for rapid and reliable acquisition of the structural frequency of pedestrian bridges, significantly impacting health monitoring and maintenance management during the operational life of pedestrian bridges.

The application belongs to the field of fabricated buildings and public building reconstruction construction, and particularly relates to a disengaged internal force balance additional canopy reconstruction structure suitable for an existing pedestrian bridge, which comprises: a disengaged additional space prestressed tension cable net canopy structure; a ground tension internal force balance structure which has an outer wrapping reinforcement structure, a lateral force resisting reconstruction structure and a tension internal force cable rod system balance structure arranged on an existing bridge pier system foundation; the outer wrapping reinforcement structure is arranged on the existing pier column, the lateral force resisting reconstruction structure is connected to the outer wrapping reinforcement structure of the existing pier column; the tension internal force cable rod system balance structure is connected between the lateral force resisting reconstruction structure and the disengaged additional space prestressed tension cable net canopy structure, and is configured to change the direction of the tension cable force of the upper disengaged additional space prestressed tension cable net canopy structure and transmit the tension cable force to the ground tension internal force balance structure. The additional canopy of the application is disengaged from the existing bridge body and has an additional impact on the existing bridge body structure.

Structure (10) of a pedestrian footbridge (4), in particular for a railway station, comprising longitudinal beams (14, 16) and a participating deck plate (12) stiffened by transverse beams (20). The deck plate (12) extends in the thickness of the structure (10), defined by the height (X1) of the longitudinal beams (14, 16). Figure for the abstract: Fig. 2

The application discloses a construction method of a gravity type road-bridge integrated cantilever pedestrian bridge in a limited space, relates to the construction of a pedestrian bridge crossing a river bridge in a transverse direction, and comprises the following steps: (1) counterweight block construction: excavating the slope protection on the two sides of the river embankment in the transverse direction of the river bridge and binding the counterweight block steel bars at the excavation positions; (2) erecting a support frame and a formwork: arranging a cantilever part connecting the counterweight blocks on the positions crossing the river bridge and erecting a cantilever part support frame; (3) binding a steel framework: integrally binding one end of the steel bars with the upper steel bars of the counterweight block steel bars; (4) closing the formwork: erecting a counterweight block formwork and a cantilever end formwork for concrete pouring; and (5) concrete pouring and demolding: integrally pouring concrete to the enclosed pouring space and demolding after molding. The counterweight foundation and the cantilever platform in the application can be integrally poured and molded at one time, the construction operation can be completed in the limited space, and the problem that the safety of the existing buildings is not influenced.

The utility model relates to the technical field of bridge engineering, in particular to a novel pedestrian overpass under an overpass bridge. Comprising an overpass superstructure, a rigid suspender and a flexible suspender, and the overpass superstructure is connected with an overpass bridge through the rigid suspender and the flexible suspender; the rigid suspenders are arranged on the two sides of the overbridge superstructure in the transverse bridge direction. The flexible suspenders are arranged on the two sides or in the middle of the overpass superstructure in the transverse direction of the overpass. The novel pedestrian overpass structure system is clear in stress, simple in appearance and high in assembly degree, the overpass bridge is fully utilized, ground traffic is not affected, the design problem of passing of crowds on the two sides below the overpass bridge is well solved, the design scheme that the overpass bridge and the pedestrian overpass are collinear is provided, and wide prospects of large-scale application are achieved.

The invention is suitable for the technical field of building construction, and provides a steel structure pedestrian overpass splicing position adjusting device which comprises a fixed bottom plate, a vertical adjusting mechanism, a connecting plate, a connecting side plate, an inclination adjusting mechanism, an inclination side plate and a fine adjusting mechanism. Fine adjustment wheels are distributed on the fine adjustment mechanism in a transversely and vertically staggered mode, the fine adjustment mechanism is matched with the fixed bottom plate, the vertical adjustment mechanism, the connecting plate, the connecting side plate, the inclined adjustment mechanism and the inclined side plate, two horizontal bridge abutments can be quickly assembled, the horizontal bridge abutments and ramp bridge abutments can also be quickly assembled, and meanwhile the assembly efficiency is greatly improved. In addition, the fine adjustment mechanism can eliminate the front-back and left-right assembling deviation of the bridge abutment, the assembling quality of the bridge abutment is ensured, the assembling time of the bridge abutment is effectively shortened, the assembling efficiency of the bridge abutment is improved, and then the working efficiency and universality of the device are improved.