CN108049263B - Beam column structure track system for air railway - Google Patents
Beam column structure track system for air railway Download PDFInfo
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- CN108049263B CN108049263B CN201810060090.1A CN201810060090A CN108049263B CN 108049263 B CN108049263 B CN 108049263B CN 201810060090 A CN201810060090 A CN 201810060090A CN 108049263 B CN108049263 B CN 108049263B
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- column structure
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B25/00—Tracks for special kinds of railways
- E01B25/22—Tracks for railways with the vehicle suspended from rigid supporting rails
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B25/00—Tracks for special kinds of railways
- E01B25/22—Tracks for railways with the vehicle suspended from rigid supporting rails
- E01B25/24—Supporting rails; Auxiliary balancing rails; Supports or connections for rails
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Abstract
The invention discloses a beam-column structure track system for an empty iron, which comprises a track beam, a beam-column structure for suspending the track beam, connecting bolts and a beam-column structure, wherein bolt holes are formed in the beam-column structure and the track beam; among the bolt holes of the beam-column structure and the track beam, at least one bolt hole is a bar-shaped hole, and the length direction of the bar-shaped hole is along the extending direction of the track beam. The beam column structure system is used as a rail system of an air train, and has the characteristics of convenience in paving and high bearing reliability for the train.
Description
Technical Field
The invention relates to the technical field of suspended car body rail transit, in particular to a beam column structure rail system for air railway.
Background
With the continuous acceleration of the urban process, the urban scale is rapidly increased, the urban life rhythm is accelerated, the urban population quantity is rapidly increased, the travel amount of people is increased, and the travel amount is not limited to a single urban area, but is diffused to the city and the rural area and between the city and the city. The existing traffic can not meet the travel of people, and various cities in the world have different degrees of automobile congestion. Therefore, various ways are being sought to solve the traffic jam problem caused by the increasing amount of travel.
The air rail train moves ground traffic into the air, so that the air rail train has the advantages of small influence on ground building facilities, high running speed of the train after opening, flexible track trend laying, no pollution to the environment in the running process and the like in the construction and running processes, and is rapidly developed in a plurality of cities and between cities. The research and development design of the suspension rail transit system is realized in Germany and Japan earlier, and in recent years, corresponding research is also carried out in China. How to further optimize the structural design of the rail for the blank iron is a technical problem to be solved by the technicians in the field.
Disclosure of Invention
Aiming at the problem that how to further optimize the structural design of the rail for the air railway is a technical problem to be solved urgently by the person skilled in the art, the invention provides a beam column structure rail system for the air railway, and the beam column structure system is used as a rail system of an air railway train and has the characteristics of convenience in paving and high bearing reliability for the train.
The beam-column structure track system for the empty iron comprises a track beam and a beam-column structure for suspending the track beam, wherein bolt holes are formed in the beam-column structure and the track beam, and the beam-column structure and the track beam form a bolt connection relationship through the connecting bolts;
among the bolt holes of the beam-column structure and the track beam, at least one bolt hole is a bar-shaped hole, and the length direction of the bar-shaped hole is along the extending direction of the track beam.
In the prior art, a suspended monorail track beam column structure system in China generally adopts two forms of 'pin-penetrating suspension' and 'simple support', the 'pin-penetrating suspension' completes connection of a track beam and a beam column through a bolt, and the 'simple support' adopts a form of taking a pier bracket as a track beam support. In the 'pin-penetrating suspension' connection mode, the track beam is generally wrapped in a frame structure, and the track beam and the beam column are indirectly connected through the frame structure and the beam column through bolts; the mode of simply supporting is generally that the track sections forming the track beam are welded, and the track beam is supported on the bracket. In the installation process of the track beam column structure system adopting the pin-penetrating suspension, the assembly body of the track beam and the frame structure is required to be accurately hoisted at a specific space position, and the pin-penetrating operation can be completed, so that the problem of high assembly difficulty exists in the pin-penetrating suspension mode; after the installation of the simply supported rail beam column structure system is completed, the horizontal and vertical displacement restraining capability of the pier bracket on the rail beam supported above is poor, and the problem of poor riding comfort exists when a train passes through.
In this scheme, set up to all be provided with the bolt hole on beam column structure and the track roof beam, beam column structure passes through connecting bolt with the track roof beam and constitutes bolted connection relation, like this, compare in current need weld when carrying out track roof beam and beam column assembly connected mode, this scheme has avoided welding heat to influence beam column, track roof beam mechanical properties. Meanwhile, as the track beam and the beam column form a connection relation of detachable connection, the track beam has the characteristics of convenience in replacement and no need of destructive dismantling in the long-time service process along with continuous increase of the transportation quantity, various adverse factors in the environment and degradation of the performance of the material, so that the track beam inevitably has diseases to cause the reduction of bearing capacity and the reduction of durability. In conclusion, the system has the characteristic of convenient pavement.
Further, set up to in the bolt hole of beam column structure and track roof beam both, the bolt hole on at least one is the bar hole, just the length direction in bar hole is along the extending direction of track roof beam: the strip-shaped holes can be waist-shaped holes, so that, under the condition that the track beam is subjected to temperature stress and stress caused by uneven settlement deformation of a beam column, at least one end of the track beam can displace relative to the beam column structure along the extending direction of the track beam, and under the condition that the track beam is subjected to temperature stress and stress or deformation caused by uneven settlement, the relative displacement is the result that the corresponding connecting bolt slides in the length direction of the strip-shaped holes, and the track beam can move relative to the beam column structure along the extending direction of the track beam, so that adverse effects on a system due to factors such as temperature stress and settlement of the beam column structure can be reduced, and the purposes of prolonging the service life of the system and improving the bearing reliability of the system on a vehicle body are achieved.
The further technical scheme is as follows:
the beam column structure comprises a vertical rod section, a bending section and a mounting section, wherein the bending section is used as an intermediate connecting section between the vertical rod section and the mounting section, the bottom of the vertical rod section is used for being connected with a base of a system, the mounting section is used for mounting a track beam, the bending section is connected with the upper end of the vertical rod section, the beam column structure further comprises a damper, one of the two ends of the damper is connected with the vertical rod section, and the other end of the damper is connected to the mounting section. In this scheme, through the elastic deformation of buckling section in the corresponding beam column structure of attenuator constraint, can reduce the speed and the range that take place elastic deformation of corresponding beam column structure under the train load to reduce the train in the passing in-process upper and lower amplitude and the intensity of shaking, reach the purpose that improves passenger riding comfort.
The damper is any one of a spring damper and a hydraulic damper, two ends of the damper are hinged with the mounting section or the vertical rod section through hinge shafts, and when the bending section is elastically deformed, the damper can rotate around the hinge shafts at two ends of the damper. In this scheme, when the section of buckling takes place elastic deformation, through the articulated shaft rotation of attenuator around its both ends, can make the effort direction of attenuator to beam column structure along the axis direction of attenuator as far as, reach the purpose that avoids the attenuator to cut in the course of the work.
Because the damper has telescopic movement in the working process, as a technical scheme with a protection function for the damper, the bottom of the bending section is also provided with a groove, the groove extends from one end of the bending section connected with the upright rod section to one end of the bending section connected with the mounting section, and the damper is all positioned in the groove;
the sealing device further comprises a flexible sealing plate for sealing the opening end of the groove, and the flexible sealing plate is made of flexible airtight materials. In this scheme, utilize recess and the flexible shrouding that covers recess open end on the bending section to form the attenuator installation space and seal for the external world, like this, can make the attenuator not receive external factor influence in the use, like isolation attenuator and outside corrosive environment, isolation attenuator and outside dust environment.
The concrete implementation scheme of the beam column structure comprises a vertical rod section, a bending section and a mounting section, wherein the bending section is used as an intermediate connecting section between the vertical rod section and the mounting section, the bottom of the vertical rod section is connected with a base of a system, the mounting section is used for mounting a track beam, and the bending section is connected with the upper end of the vertical rod section;
the mounting section comprises a mounting plate, a first connecting plate and a second connecting plate, one end of the first connecting plate is connected with the upper end of the mounting plate, the other end of the first connecting plate is connected with the upper end of the second connecting plate, the first connecting plate, the second connecting plate and the mounting plate enclose a door frame-shaped structure, the door frame-shaped structure encloses a door-shaped space for mounting the track beam, and the first connecting plate is used as a cross beam of the door frame-shaped structure;
the mounting plate is fixedly connected with the bending section, and the second connecting plate is connected with the first connecting plate through bolts. In this scheme, the door-shaped space is the space that is used for holding the track roof beam on the installation section promptly. Because the second connecting plate is used as the side wall of the track beam and is connected with the first connecting plate through bolts, the second connecting plate can be connected with the first connecting plate through bolts on the first connecting plate after the track beam is installed in the space surrounded by the first connecting plate and the installation plate, so that the track beam is clamped between the installation plate and the second connecting plate compactly and conveniently.
The bottom of mounting panel and the bottom of second connecting plate all are fixed with and extend the transverse rib, and two extend the transverse rib and all have a side extension that one side is located to door type space, and have the clearance that is used for door type space bottom and outside intercommunication between two extending the transverse rib. In the scheme, the extending transverse rib is used for matching the design shape of the existing track beam, namely, the part of the extending transverse rib extending to one side of the door-shaped space is used as a supporting surface of the track beam walking surface. The above gap is used for the power pendant to extend downwards to hang the car body.
At least one of the second connecting plate and the mounting plate is provided with a bolt hole for bolting the mounting section to the track beam, and the first connecting plate is provided with a bolt hole for bolting the mounting section to the track beam;
the hole depth direction of the bolt holes on the second connecting plate and the mounting plate is positioned in the width direction of the track beam, and the hole depth direction of the bolt holes on the first connecting plate is positioned in the height direction of the track beam. In this scheme, the bolt hole on both of second connecting plate and mounting panel is used for installing the connecting bolt that realizes both of track roof beam and beam column in the horizontal direction location, and the bolt hole on first connecting plate is used for installing the connecting bolt that realizes both of track roof beam and beam column in the vertical direction location, like when track roof beam horizontal extension, sets up to the axis direction of the bolt hole on both of second connecting plate and mounting panel and all is located the horizontal direction, and the axis direction of the bolt hole on first connecting plate is located the vertical direction, like this, after all installing connecting bolt in above bolt hole, can make connecting bolt draw in the course of the work as far as possible to improve connecting bolt's reliability.
The surface of the mounting plate, which is used for being matched with the track beam, is a mounting surface;
the clamping groove is strip-shaped, and the length direction of the clamping groove is along the extending direction of the track beam;
the side surface of the track beam is also provided with a strip-shaped rib, the strip-shaped rib is fixed on the outer side of the side surface of the track beam, the strip-shaped rib protrudes outwards relative to the outer side of the track beam where the strip-shaped rib is positioned, and the length direction of the strip-shaped rib is along the extending direction of the track beam;
after the track beam is matched with the mounting section, the strip-shaped rib is embedded into the clamping groove, and the bottom surface of the strip-shaped rib is contacted with the groove wall at the lower side of the clamping groove;
the bolt holes are formed in one side of the rail beam, on which the bar ribs are arranged, and the bolt holes in one side of the rail beam, on which the bar ribs are arranged, penetrate through the bar ribs. In this scheme the draw-in groove cooperates the back with the bar rib, the groove face of draw-in groove can provide the support for the rib face of bar rib, like this, through the mode that the bar rib received the shear for the draw-in groove has bearing capacity to the track roof beam, thereby reaches the purpose that reduces connecting bolt atress between installation segment and the track roof beam. Simultaneously in this scheme, through to setting up of bar rib and draw-in groove shape and extending direction for the draw-in groove can be used to the location between installation section and the track roof beam with the mutually supporting of bar rib: the bar rib can be embedded into the clamping groove from the notch end or the opening end of the clamping groove, and the mutual constraint of the clamping groove and the bar rib facilitates the positioning between the bolt hole on the installation section and the bolt hole on the track beam, so that the aim of facilitating the matching of the track beam and the installation section is fulfilled. Because in installation section and the track roof beam, consider the track roof beam provide track face and guide surface for the automobile body can, when the design, can design to the track roof beam thinner, so in this scheme, be provided with the bolt hole on the one side that is provided with the bar rib on the track roof beam, like this, the bolt hole that passes the bar rib is equivalent to through increasing these bolt hole depths, after these bolt holes and connecting bolt cooperation, connecting bolt and the cooperation length increase of corresponding bolt hole, like this, can reduce the pressure on corresponding connecting bolt and the cooperation face of corresponding bolt hole, thereby reach extension material life, reduce material wearing and tearing, reach the purpose that improves this track system reliability and extension this track system life.
The track beam is formed by splicing a plurality of beams Duan Shunxu, a plurality of strip-shaped toothed plates are arranged on the end parts of each beam section and other beams Duan Xiangjie, and a bayonet gap is reserved between two adjacent toothed plates on each beam section;
the two connected beam sections have the following connection relation: the two beam sections are a section A and a section B respectively, each tooth-shaped plate on the section A is embedded into a bayonet gap on the section B, each tooth-shaped plate on the section B is embedded into a bayonet gap on the section A, and each bayonet gap is internally embedded with a tooth-shaped plate. In this scheme, set up to the track roof beam by many roof beams Duan Shunxu concatenation form, and two adjacent roof beam sections meet through the profile of tooth board of both, like this, in the concatenation in-process of track roof beam, with the profile of tooth board embedding of the roof beam section tip of being installed in the bayonet socket clearance that forms between the profile of tooth board on the roof beam section of having installed, like this, do not have fixed connection relation between two adjacent roof beam sections. By adopting the scheme, welding connection is not needed in the paving process of the track beam, and meanwhile, corresponding beam sections can be independently dismantled in the maintenance process of the track beam, so that a construction method such as cutting is not needed.
Preferably, the erection of the track beam is completed, and each beam Duan Jun can be provided with one pier, namely, the piers in the beam column structure correspond to the beam sections one by one, each pier comprises a vertical rod section, a bending section and a mounting section, and the mounting section is used for being connected with the beam Duan Luoshuan, so that a specific tooth-shaped plate arrangement mode is not required between the two beam sections; meanwhile, a plurality of tooth-shaped plates on each beam section are annularly arranged around the end part of the beam section, and the length direction of each tooth-shaped plate is along the length direction of the beam section, so that the mutual restraint between the beam sections in the vertical direction can be realized through the tooth-shaped plates on the side surfaces of the beam Duan Zuo and the right side, and the mutual restraint between the beam sections in the horizontal direction can be realized through the tooth-shaped plates on the upper side and the lower side of the beam section; meanwhile, a connecting plate serving as a middle connecting piece of the two beam sections can be arranged between the two beam sections, one end of the connecting plate is connected with the end bolt of one beam section, the other end of the connecting plate is connected with the end bolt of the other beam section, and after the two adjacent beam sections are connected through the connecting plate, the relative positions of the two adjacent beam sections can be changed along the extending direction of the track beam: the realization means can be realized by arranging at least one hole for penetrating the bolt in the beam section and the connecting plate as a strip-shaped hole along the extending direction of the track beam in the length direction.
As a concrete implementation mode of the beam sections, the beam sections are in a rectangular frame shape, the track surfaces on the beam sections are positioned at the bottom of the rectangular frame, the centers of the bottom edges of the beam sections are provided with notches for the hanging pieces of the vehicle body to pass through, and the track surfaces on the beam sections are positioned at two sides of the notches;
the two connected beam sections have the following connection relation: the respective rabbets of the two beam sections are connected, the respective track surfaces of the two beam sections are connected, and the two track surfaces are mutually intersected and connected through tooth-shaped plates on the two beam sections;
each beam segment is for annular distribution with the tooth plates of the ends of the other beams Duan Xiangjie about the ends;
the lower side of the bottom of the rectangular frame is also fixed with a strip-shaped reinforcing rib, the length direction of the reinforcing rib is along the length direction of the beam section, and each side of the notch is provided with at least one reinforcing rib;
along the extending direction of the track beam body, gaps are arranged between each tooth-shaped plate and the bayonet gaps matched with the tooth-shaped plate. By adopting the scheme, the travelling wheels and the guide wheels of the air train are coated in the beam section, so that the purposes of ensuring the finish of the track surface and the guide surface on the track beam, improving the riding comfort of passengers and prolonging the service lives of the travelling wheels and the guide wheels can be achieved. Meanwhile, the two track surfaces are mutually crossed and connected through the toothed plates on the two beam sections, so that the smooth transition of the track surfaces on the two beam sections is realized, and the smooth running of the train on the track beam is also facilitated. The above reinforcing ribs aim to achieve an increase in the stiffness of the track surface with material savings. The above toothed plates are annularly distributed around the ends for achieving mutual restraint in the horizontal direction and mutual restraint in the vertical direction between the beam sections. The clearance between the tooth-shaped plate and the bayonet clearance matched with the tooth-shaped plate aims at realizing the purpose of adapting to the deformation of the track beam caused by temperature stress and uneven settlement of the foundation in the use process of the track beam, and avoiding the possibility that the factors such as the temperature stress and the uneven settlement of the foundation bring destructive influence to the whole beam-column structure or reducing the factors such as the temperature stress and the uneven settlement of the foundation bring destructive influence to the whole beam-column structure.
The invention has the following beneficial effects:
in this scheme, set up to all be provided with the bolt hole on beam column structure and the track roof beam, beam column structure passes through connecting bolt with the track roof beam and constitutes bolted connection relation, like this, compare in current need weld when carrying out track roof beam and beam column assembly connected mode, this scheme has avoided welding heat to influence beam column, track roof beam mechanical properties. Meanwhile, as the track beam and the beam column form a connection relation of detachable connection, the track beam has the characteristics of convenience in replacement and no need of destructive dismantling in the long-time service process along with continuous increase of the transportation quantity, various adverse factors in the environment and degradation of the performance of the material, so that the track beam inevitably has diseases to cause the reduction of bearing capacity and the reduction of durability. In conclusion, the system has the characteristic of convenient pavement.
Further, set up to in the bolt hole of beam column structure and track roof beam both, the bolt hole on at least one is the bar hole, just the length direction in bar hole is along the extending direction of track roof beam: the strip-shaped holes can be waist-shaped holes, so that, under the condition that the track beam is subjected to temperature stress and stress caused by uneven settlement deformation of a beam column, at least one end of the track beam can displace relative to the beam column structure along the extending direction of the track beam, and under the condition that the track beam is subjected to temperature stress and stress or deformation caused by uneven settlement, the relative displacement is the result that the corresponding connecting bolt slides in the length direction of the strip-shaped holes, and the track beam can move relative to the beam column structure along the extending direction of the track beam, so that adverse effects on a system due to factors such as temperature stress and settlement of the beam column structure can be reduced, and the purposes of prolonging the service life of the system and improving the bearing reliability of the system on a vehicle body are achieved.
Drawings
FIG. 1 is a schematic structural view of one embodiment of a beam-column structural rail system for an empty iron according to the present invention;
fig. 2 is a schematic structural diagram of a rail beam in an embodiment of the beam-column structural rail system for empty iron according to the present invention.
The reference numerals in the figures are in turn: 1. beam section, 2, tooth plate, 3, bolt hole, 4, notch, 5, track surface, 6, reinforcing rib, 7, bar rib, 81, bending section, 82, pole setting section, 83, mounting section, 84, damper, 85, first connecting plate, 86, second connecting plate, 87, mounting plate, 88, clamping groove, 89, mounting surface, 810, connecting bolt, 811, extending transverse rib.
Detailed Description
The present invention will be described in further detail with reference to examples, but the structure of the present invention is not limited to the following examples.
Example 1:
as shown in fig. 1 and 2, the beam-column structure track system for the empty iron comprises a track beam and a beam-column structure for suspending the track beam, wherein bolt holes 3 are formed in the beam-column structure and the track beam, and the track system also comprises connecting bolts 810, and the beam-column structure and the track beam form a bolt connection relationship through the connecting bolts 810;
among the bolt holes 3 of both the beam-column structure and the track beam, at least one bolt hole 3 is a bar-shaped hole, and the length direction of the bar-shaped hole is along the extending direction of the track beam.
In the prior art, a suspended monorail track beam column structure system in China generally adopts two forms of 'pin-penetrating suspension' and 'simple support', the 'pin-penetrating suspension' completes connection of a track beam and a beam column through a bolt, and the 'simple support' adopts a form of taking a pier bracket as a track beam support. In the 'pin-penetrating suspension' connection mode, the track beam is generally wrapped in a frame structure, and the track beam and the beam column are indirectly connected through the frame structure and the beam column through bolts; the mode of simply supporting is generally that the track sections forming the track beam are welded, and the track beam is supported on the bracket. In the installation process of the track beam column structure system adopting the pin-penetrating suspension, the assembly body of the track beam and the frame structure is required to be accurately hoisted at a specific space position, and the pin-penetrating operation can be completed, so that the problem of high assembly difficulty exists in the pin-penetrating suspension mode; after the installation of the simply supported rail beam column structure system is completed, the horizontal and vertical displacement restraining capability of the pier bracket on the rail beam supported above is poor, and the problem of poor riding comfort exists when a train passes through.
In this scheme, set up to all be provided with bolt hole 3 on beam column structure and the track roof beam, beam column structure passes through connecting bolt 810 with the track roof beam and constitutes bolted connection relation, like this, compare in current mode of connection that need weld when carrying out track roof beam and beam column assembly, this scheme has avoided welding heat to influence beam column, track roof beam mechanical properties. Meanwhile, as the track beam and the beam column form a connection relation of detachable connection, the track beam has the characteristics of convenience in replacement and no need of destructive dismantling in the long-time service process along with continuous increase of the transportation quantity, various adverse factors in the environment and degradation of the performance of the material, so that the track beam inevitably has diseases to cause the reduction of bearing capacity and the reduction of durability. In conclusion, the system has the characteristic of convenient pavement.
Further, in the bolt holes 3 provided as both the beam-column structure and the track beam, at least one of the bolt holes 3 is a bar-shaped hole, and the length direction of the bar-shaped hole is along the extending direction of the track beam: the strip-shaped holes can be waist-shaped holes, so that, under the condition that the track beam is subjected to temperature stress and stress caused by uneven settlement deformation of a beam column, at least one end of the track beam can displace relative to the beam column structure along the extending direction of the track beam, and under the condition that the track beam is subjected to temperature stress and stress or deformation caused by uneven settlement, the relative displacement is the result that the corresponding connecting bolt 810 slides along the length direction of the strip-shaped holes, and the track beam can move relative to the beam column structure along the extending direction of the track beam, so that adverse effects on a system due to factors such as temperature stress and settlement of the beam column structure can be reduced, and the purposes of prolonging the service life of the system and improving the bearing reliability of the system to the car body are achieved.
Example 2:
as shown in fig. 1 and 2, this embodiment is further defined on the basis of embodiment 1: the beam column structure comprises a vertical rod section 82, a bending section 81 and a mounting section 83, wherein the bending section 81 is used as an intermediate connecting section between the vertical rod section 82 and the mounting section 83, the bottom of the vertical rod section 82 is used for being connected with a base of a system, the mounting section 83 is used for mounting a track beam, the bending section 81 is connected with the upper end of the vertical rod section 82, the beam column structure further comprises a damper 84, one of the two ends of the damper 84 is connected with the vertical rod section 82, and the other end of the damper is connected with the mounting section 83. In this scheme, through the elastic deformation of buckling section 81 in the corresponding beam column structure of damper 84 constraint, can reduce the speed and the range that the corresponding beam column structure takes place elastic deformation under the train load to the train is in the passing in-process upper and lower amplitude and the intensity of shaking, reaches the purpose that improves passenger riding comfort.
The damper 84 is any one of a spring damper and a hydraulic damper, both ends of the damper 84 are hinged to the mounting section 83 or the upright section 82 through hinge shafts, and when the bending section 81 is elastically deformed, the damper 84 can rotate around the hinge shafts at both ends thereof. In this scheme, when the bending section 81 is elastically deformed, the damper 84 rotates around the hinge shafts at two ends of the bending section, so that the acting force direction of the damper 84 on the beam-column structure is as along the axis direction of the damper 84 as possible, and the purpose of avoiding the damper 84 from being sheared in the working process is achieved.
As the damper 84 has telescopic movement in the working process, as a technical scheme with a protection function for the damper 84, the bottom of the bending section 81 is also provided with a groove, the groove extends from one end of the bending section 81 connected with the upright section 82 to one end of the bending section 81 connected with the mounting section 83, and the damper 84 is all positioned in the groove;
the sealing device further comprises a flexible sealing plate for sealing the opening end of the groove, and the flexible sealing plate is made of flexible airtight materials. In this scheme, the installation space of the damper 84 is formed by the grooves on the bending section 81 and the flexible sealing plate covering the opening ends of the grooves, and is sealed relative to the outside, so that the damper 84 is not affected by external factors in the use process, such as isolating the damper 84 from the external corrosive environment and isolating the damper 84 from the external dust environment.
As a concrete implementation scheme of the beam column structure, the beam column structure comprises a vertical rod section 82, a bending section 81 and a mounting section 83, wherein the bending section 81 is used as an intermediate connecting section between the vertical rod section 82 and the mounting section 83, the bottom of the vertical rod section 82 is used for being connected with a base of a body system, the mounting section 83 is used for mounting a track beam, and the bending section 81 is connected with the upper end of the vertical rod section 82;
the mounting section 83 comprises a mounting plate 87, a first connecting plate 85 and a second connecting plate 86, one end of the first connecting plate 85 is connected with the upper end of the mounting plate 87, the other end of the first connecting plate 85 is connected with the upper end of the second connecting plate 86, the first connecting plate 85, the second connecting plate 86 and the mounting plate 87 enclose a door frame shape, the door frame shape structure encloses a door-shaped space for mounting a track beam, and the first connecting plate 85 is used as a cross beam of the door frame shape structure;
the mounting plate 87 is fixedly connected with the bending section 81, and the second connecting plate 86 is connected with the first connecting plate 85 through bolts. In this embodiment, the door-shaped space is a space for accommodating the rail beam on the mounting section 83. Because the second connecting plate 86 is used as the side wall of the track beam and the second connecting plate 86 is in bolt connection with the first connecting plate 85, the second connecting plate 86 can be in bolt connection with the first connecting plate 85 after the track beam is mounted in the space surrounded by the first connecting plate 85 and the mounting plate 87, so that the track beam is clamped between the mounting plate 87 and the second connecting plate 86 compactly and conveniently.
The bottom of the mounting plate 87 and the bottom of the second connecting plate 86 are both fixed with extending transverse ribs 811, both extending transverse ribs 811 extend to the side where the door-shaped space is located, and a gap for communicating the bottom of the door-shaped space with the outside is provided between the extending transverse ribs 811. In this embodiment, the extending transverse rib 811 is used to match the design shape of the existing track beam, that is, the portion of the extending transverse rib 811 extending to the side where the door-shaped space is located is used as the supporting surface of the track beam running surface. The above gap is used for the power pendant to extend downwards to hang the car body.
At least one of the second connecting plate 86 and the mounting plate 87 is provided with a bolt hole 3 for bolting the mounting section 83 to the rail beam, and the first connecting plate 85 is provided with a bolt hole 3 for bolting the mounting section 83 to the rail beam;
the hole depth direction of the bolt hole 3 on both the second connection plate 86 and the mounting plate 87 is located in the width direction of the rail beam, and the hole depth direction of the bolt hole 3 on the first connection plate 85 is located in the height direction of the rail beam. In this scheme, the bolt hole 3 on both the second connecting plate 86 and the mounting plate 87 is used for installing the connecting bolt 810 that realizes both the track roof beam and the beam column in the horizontal direction location, the bolt hole 3 on the first connecting plate 85 is used for installing the connecting bolt 810 that realizes both the track roof beam and the beam column in the vertical direction location, when the track roof beam extends horizontally, the axis direction that sets up to the bolt hole 3 on both the second connecting plate 86 and the mounting plate 87 is located the horizontal direction, the axis direction of the bolt hole 3 on the first connecting plate 85 is located the vertical direction, in this way, after all installing connecting bolt 810 in above bolt hole 3, can make connecting bolt 810 draw at the course of the work as far as possible, in order to improve the reliability of connecting bolt 810.
The surface of the mounting plate 87 for being matched with the track beam is a mounting surface 89;
the rail beam mounting device further comprises a clamping groove 88 fixed on the mounting surface 89, wherein the clamping groove 88 is strip-shaped, and the length direction of the clamping groove 88 is along the extending direction of the rail beam;
the side surface of the track beam is also provided with a bar rib 7, the bar rib 7 is fixed on the outer side of the side surface of the track beam, the bar rib 7 protrudes outwards relative to the outer side of the track beam where the bar rib 7 is positioned, and the length direction of the bar rib 7 is along the extending direction of the track beam;
after the rail beam is matched with the mounting section 83, the bar-shaped rib 7 is embedded into the clamping groove 88, and the bottom surface of the bar-shaped rib 7 is contacted with the groove wall at the lower side of the clamping groove 88;
the side of the track beam, on which the bar-shaped rib 7 is arranged, is provided with bolt holes 3, and the bolt holes 3 on the side of the track beam, on which the bar-shaped rib 7 is arranged, penetrate through the bar-shaped rib 7. In this scheme, after draw-in groove 88 cooperates with bar rib 7, the groove face of draw-in groove 88 can provide the support for the rib face of bar rib 7, like this, through the mode that bar rib 7 received the shear for draw-in groove 88 has bearing capacity to the track roof beam, thereby reaches the purpose that reduces the connecting bolt 810 atress between mounting segment 83 and the track roof beam. Meanwhile, in the scheme, by setting the shapes and the extending directions of the strip-shaped ribs 7 and the clamping grooves 88, the mutual matching of the clamping grooves 88 and the strip-shaped ribs 7 can be used for positioning between the mounting section 83 and the track beam: the bar rib 7 can be embedded into the clamping groove 88 from the notch 4 end or the opening end of the clamping groove 88, and the mutual constraint of the clamping groove 88 and the bar rib 7 facilitates the positioning between the bolt holes 3 on the mounting section 83 and the bolt holes 3 on the rail beam, so that the aim of facilitating the matching of the rail beam and the mounting section 83 is fulfilled. Because in both the mounting section 83 and the track beam, the track beam is considered to provide the track surface 5 and the guide surface for the vehicle body, and the track beam can be designed to be thinner in design, in the scheme, the bolt holes 3 are arranged on one side of the track beam, which is provided with the bar ribs 7, so that the bolt holes 3 penetrating through the bar ribs 7 are equivalent to the purposes of improving the reliability of the track system and prolonging the service life of the track system by increasing the depths of the bolt holes 3, and after the bolt holes 3 are matched with the connecting bolts 810, the matching length of the connecting bolts 810 and the corresponding bolt holes 3 is increased, so that the pressure intensity on the matching surface of the corresponding connecting bolts 810 and the corresponding bolt holes 3 can be reduced, thereby prolonging the service life of materials, reducing the abrasion of materials, and achieving the purposes of improving the reliability of the track system and prolonging the service life of the track system.
Example 3:
as shown in fig. 1 and fig. 2, this embodiment further defines on the basis of the technical solution provided in embodiment 1: the track beam is formed by sequentially splicing a plurality of beam sections 1, a plurality of strip-shaped toothed plates 2 are arranged on the end parts of each beam section 1, which are used for being connected with other beam sections 1, and a bayonet gap is reserved between two adjacent toothed plates 2 on each beam section 1;
the two connected beam sections 1 have the following connection relationship: the two beam sections 1 are a section A and a section B respectively, each tooth-shaped plate 2 on the section A is embedded into a bayonet gap on the section B, each tooth-shaped plate 2 on the section B is embedded into a bayonet gap on the section A, and each bayonet gap is embedded with a tooth-shaped plate 2. In this scheme, set up to the track roof beam by many roof beam sections 1 splice in proper order form, and adjacent two roof beam sections 1 meet through the tooth form board 2 of both, like this, in the concatenation in-process of track roof beam, with the tooth form board 2 embedding of the roof beam section 1 tip of being installed in the bayonet socket clearance that forms between the tooth form board 2 on the roof beam section 1 of having installed, like this, do not have fixed connection relation between the adjacent two roof beam sections 1. By adopting the scheme, welding connection is not needed in the paving process of the track beam, and meanwhile, the corresponding beam section 1 can be independently dismantled in the maintenance process of the track beam, so that a construction method such as cutting is not needed.
Preferably, the erection of the track beam is completed, and each beam section 1 can be provided with one pier, namely, the piers in the beam column structure correspond to the beam sections 1 one by one, each pier comprises a vertical rod section 82, a bending section 81 and a mounting section 83, and the mounting section 83 is used for being connected with the beam sections 1 through bolts, so that a specific tooth-shaped plate 2 arrangement mode is not needed between the two beam sections 1; meanwhile, a plurality of tooth-shaped plates 2 on each beam section 1 can be annularly arranged around the end part of the beam section 1 where the tooth-shaped plate 2 is positioned, and the length direction of each tooth-shaped plate 2 is along the length direction of the beam section 1 where the tooth-shaped plate is positioned, so that mutual restraint between the beam sections 1 in the vertical direction can be realized through the tooth-shaped plates 2 on the left side surface and the right side surface of the beam section 1, and mutual restraint between the beam sections 1 in the horizontal direction can be realized through the tooth-shaped plates 2 on the upper side surface and the lower side surface of the beam section 1; meanwhile, the two beam sections 1 can be provided with a connecting plate serving as a middle connecting piece of the two beam sections 1, one end of the connecting plate is connected with the end bolt of one beam section 1, the other end of the connecting plate is connected with the end bolt of the other beam section 1, and after the two adjacent beam sections 1 are connected through the connecting plate, the relative positions of the two adjacent beam sections 1 can be changed along the extending direction of the track beam: the realization means can be that the hole for penetrating the bolt on at least one of the beam section 1 and the connecting plate is a bar-shaped hole along the extending direction of the track beam along the length direction.
As a concrete implementation mode of the beam section 1, the beam section 1 is in a rectangular frame shape, the track surface 5 on the beam section 1 is positioned at the bottom of the rectangular frame, the center of the bottom edge of each beam section 1 is provided with a notch 4 for a vehicle body pendant to pass through, and the track surfaces 5 on the beam section 1 are positioned at two sides of the notch 4;
the two connected beam sections 1 have the following connection relationship: the respective notches 4 of the two beam sections 1 are connected, the respective track surfaces 5 of the two beam sections 1 are connected, and the two track surfaces 5 are mutually crossed and connected through the tooth-shaped plates 2 on the two beam sections 1;
the tooth-shaped plates 2 of the end parts of the beam sections 1, which are used for being connected with other beam sections 1, are distributed annularly around the end parts;
the lower side of the bottom of the rectangular frame is also fixed with a strip-shaped reinforcing rib 6, the length direction of the reinforcing rib 6 is along the length direction of the beam section 1, and each side of the notch 4 is provided with at least one reinforcing rib 6;
along the extending direction of the rail beam body, gaps are reserved between the tooth-shaped plates 2 and the bayonet gaps matched with the tooth-shaped plates. By adopting the scheme, the travelling wheels and the guide wheels of the air train are coated in the beam section 1, so that the purposes of ensuring the smoothness of the track surface 5 and the guide surface on the track beam, improving the riding comfort of passengers and prolonging the service lives of the travelling wheels and the guide wheels can be achieved. Meanwhile, the two track surfaces 5 are mutually intersected and connected through the toothed plates 2 on the two beam sections 1, so that the smooth transition of the track surfaces 5 on the two beam sections 1 is realized, and the smooth running of the train on the track beam is facilitated. The above reinforcing ribs 6 aim to achieve an increase in the rigidity of the raceway surface 5 with a saving in material. The above toothed plates 2 are annularly distributed around the ends in order to achieve mutual restraint in the horizontal direction and mutual restraint in the vertical direction between the beam sections 1. The clearance between the tooth-shaped plate 2 and the bayonet clearance matched with the tooth-shaped plate is used for adapting to the deformation of the track beam caused by temperature stress and uneven settlement of the foundation in the use process of the track beam, so that the possibility that the factors such as the temperature stress and the uneven settlement of the foundation bring destructive influence to the whole beam-column structure or the factors such as the temperature stress and the uneven settlement of the foundation bring destructive influence to the whole beam-column structure is avoided.
The foregoing is a further detailed description of the invention in connection with specific preferred embodiments, and it is not intended that the invention be limited to these descriptions. Other embodiments of the invention, which are apparent to those skilled in the art to which the invention pertains without departing from the technical solution of the invention, shall be covered by the protection scope of the corresponding invention.
Claims (7)
1. The beam-column structure track system for the empty iron comprises a track beam and a beam-column structure for suspending the track beam, and is characterized in that bolt holes (3) are formed in the beam-column structure and the track beam, and the track system also comprises connecting bolts (810), wherein the beam-column structure and the track beam form a bolt connection relationship through the connecting bolts (810);
the bolt holes (3) on at least one of the beam-column structure and the track beam are strip-shaped holes, and the length direction of the strip-shaped holes is along the extending direction of the track beam;
the beam column structure comprises a vertical rod section (82), a bending section (81) and a mounting section (83), wherein the bending section (81) is used as an intermediate connecting section between the vertical rod section (82) and the mounting section (83), the bottom of the vertical rod section (82) is connected with a base of a system, the mounting section (83) is used for mounting a track beam, and the bending section (81) is connected with the upper end of the vertical rod section (82);
the mounting section (83) comprises a mounting plate (87), a first connecting plate (85) and a second connecting plate (86), one end of the first connecting plate (85) is connected with the upper end of the mounting plate (87), the other end of the first connecting plate (85) is connected with the upper end of the second connecting plate (86), the first connecting plate (85), the second connecting plate (86) and the mounting plate (87) form a door frame shape, the door frame-shaped structure forms a door-shaped space for mounting a track beam, and the first connecting plate (85) serves as a cross beam of the door frame-shaped structure;
the mounting plate (87) is fixedly connected with the bending section (81), and the second connecting plate (86) is connected with the first connecting plate (85) through bolts;
at least one of the second connecting plate (86) and the mounting plate (87) is provided with a bolt hole (3) for connecting the mounting section (83) with the track beam bolt, and the first connecting plate (85) is provided with a bolt hole (3) for connecting the mounting section (83) with the track beam bolt;
the hole depth direction of the bolt holes (3) on the second connecting plate (86) and the mounting plate (87) is positioned in the width direction of the track beam, and the hole depth direction of the bolt holes (3) on the first connecting plate (85) is positioned in the height direction of the track beam;
the surface of the mounting plate (87) for being matched with the track beam is a mounting surface (89);
the rail beam mounting device further comprises a clamping groove (88) fixed on the mounting surface (89), wherein the clamping groove (88) is strip-shaped, and the length direction of the clamping groove (88) is along the extending direction of the rail beam;
the side face of the track beam is also provided with a strip-shaped rib (7), the strip-shaped rib (7) is fixed on the outer side of the side face of the track beam, the strip-shaped rib (7) protrudes outwards relative to the outer side of the track beam where the strip-shaped rib (7) is positioned, and the length direction of the strip-shaped rib (7) is along the extending direction of the track beam;
after the track beam is matched with the mounting section (83), the strip-shaped rib (7) is embedded into the clamping groove (88), and the bottom surface of the strip-shaped rib (7) is contacted with the groove wall at the lower side of the clamping groove (88);
the side of the track beam, which is provided with the bar-shaped rib (7), is provided with the bolt hole (3), and the bolt hole (3) on the side of the track beam, which is provided with the bar-shaped rib (7), penetrates through the bar-shaped rib (7).
2. The beam column structure rail system for an empty iron according to claim 1, further comprising a damper (84), wherein one of both ends of the damper (84) is connected to the upright section (82) and the other end is connected to the mounting section (83).
3. The beam column structure rail system for the air railway according to claim 2, wherein the damper (84) is any one of a spring damper and a hydraulic damper, both ends of the damper (84) are hinged with the mounting section (83) or the upright section (82) through a hinge shaft, and when the bending section (81) is elastically deformed, the damper (84) can rotate around the hinge shafts at both ends thereof.
4. A beam column structure rail system for an iron core according to claim 3, wherein the bottom of the bending section (81) is further provided with a groove, the groove extends from one end of the bending section (81) connected with the vertical rod section (82) to one end of the bending section (81) connected with the mounting section (83), and the damper (84) is all located in the groove;
the sealing device further comprises a flexible sealing plate for sealing the opening end of the groove, and the flexible sealing plate is made of flexible airtight materials.
5. The beam column structure rail system for the air railway according to claim 1, wherein the bottom of the mounting plate (87) and the bottom of the second connecting plate (86) are both fixed with extension transverse ribs (811), both extension transverse ribs (811) extend to the side where the door-shaped space is located, and a gap for communicating the bottom of the door-shaped space with the outside is arranged between the two extension transverse ribs (811).
6. The beam column structure rail system for the empty iron according to claim 1, wherein the rail beam is formed by sequentially splicing a plurality of beam sections (1), a plurality of strip-shaped toothed plates (2) are arranged on the end parts of each beam section (1) for being connected with other beam sections (1), and a bayonet gap is reserved between two adjacent toothed plates (2) on each beam section (1);
the two connected beam sections (1) have the following connection relation: the two beam sections (1) are a section A and a section B respectively, each tooth-shaped plate (2) on the section A is embedded into a bayonet gap on the section B, each tooth-shaped plate (2) on the section B is embedded into a bayonet gap on the section A, and each bayonet gap is internally embedded with a tooth-shaped plate (2).
7. The beam column structure rail system for the hollow iron according to claim 6, wherein the beam sections (1) are rectangular frame-shaped, the rail surfaces (5) on the beam sections (1) are positioned at the bottom of the rectangular frame, the centers of the bottom edges of the beam sections (1) are provided with notches (4) for a vehicle body hanging piece to pass through, and the rail surfaces (5) on the beam sections (1) are positioned at two sides of the notches (4);
the two connected beam sections (1) have the following connection relation: the respective notches (4) of the two beam sections (1) are connected, the respective track surfaces (5) of the two beam sections (1) are connected, and the two track surfaces (5) are mutually intersected and connected through the tooth-shaped plates (2) on the two beam sections (1);
the tooth-shaped plates (2) of the end parts of each beam section (1) connected with other beam sections (1) are distributed annularly around the end parts;
the lower side of the bottom of the rectangular frame is also fixed with a strip-shaped reinforcing rib (6), the length direction of the reinforcing rib (6) is along the length direction of the beam section (1), and each side of the notch (4) is provided with at least one reinforcing rib (6);
along the extending direction of the rail beam body, gaps are arranged between the tooth-shaped plates (2) and the bayonet gaps matched with the tooth-shaped plates.
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| CN201810060090.1A CN108049263B (en) | 2018-01-22 | 2018-01-22 | Beam column structure track system for air railway |
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| CN201810060090.1A CN108049263B (en) | 2018-01-22 | 2018-01-22 | Beam column structure track system for air railway |
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| CN108049263B true CN108049263B (en) | 2023-08-22 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108528461A (en) * | 2018-06-13 | 2018-09-14 | 中唐空铁科技有限公司 | A kind of track sightseeing line |
| CN109554969A (en) * | 2019-01-31 | 2019-04-02 | 成都建工第六建筑工程有限公司 | A kind of track girder, track, empty iron and its construction method |
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| CN208563000U (en) * | 2018-01-22 | 2019-03-01 | 中唐空铁科技有限公司 | Empty iron beam column construction track system |
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| CN108049263A (en) | 2018-05-18 |
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