CN218521592U - Overpass girder structure with auxiliary function - Google Patents
Overpass girder structure with auxiliary function Download PDFInfo
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- CN218521592U CN218521592U CN202220861629.5U CN202220861629U CN218521592U CN 218521592 U CN218521592 U CN 218521592U CN 202220861629 U CN202220861629 U CN 202220861629U CN 218521592 U CN218521592 U CN 218521592U
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/08—Damp-proof or other insulating layers; Drainage arrangements or devices ; Bridge deck surfacings
- E01D19/086—Drainage arrangements or devices
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2/00—Bridges characterised by the cross-section of their bearing spanning structure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/006—General building constructions or finishing work for buildings, e.g. roofs, gutters, stairs or floors; Garden equipment; Sunshades or parasols
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a main beam structure of an overpass with auxiliary functions, which comprises a main beam and auxiliary functional components, wherein the main beam is supported at the bottom of a bridge floor, and the auxiliary functional components are arranged at the transverse end parts of the main beam; the accessory functional component at least comprises an end plate used for hiding the cable and installing lighting decorations; the bridge floor lighting system can be integrated to the main girder of the overpass, so that the problems of the arrangement of lighting lamps and the arrangement of cables are solved; the problem of low integration level of the main beam of the overpass; and safety issues.
Description
Technical Field
The utility model relates to a bridge engineering field, concretely relates to overline bridge girder structure with attached function.
Background
The urban pedestrian overpass is the bridge which is most contacted by the public, and not only needs to meet the traffic function of pedestrian crossing, but also has auxiliary functions with better quality; the main beam of the pedestrian overpass generally adopts a steel box girder structure, and the auxiliary functions comprise bridge deck drainage, landscape lighting, safety protection and the like; in the drainage facility of the existing overpass, a main beam is vertically holed at the lower position of a bridge deck, a floor drain and drainage pipes are installed, and the drainage pipes connected with multiple sections are connected with the main beam in an externally hung mode; auxiliary facilities such as lighting lamps and the like are directly hung on the outer vertical surface of the main beam of the overpass; in order to prevent sundries on the bridge floor from falling, the height of the ground beam (railing base) is not lower than 10cm according to the specification requirement of the overpass.
The main girder structure and the attached facilities of the overpass common in the prior art are usually independently designed and installed, and the following problems exist:
(1) The bridge floor is provided with the drain hole in a floor drain mode, accumulated water on the bridge floor and the drain hole are easy to block, and the accumulated water on the bridge floor cannot be smoothly drained, so that the pedestrian traffic safety and the durability of an overpass structure are influenced;
(2) The drain pipe is hung on the outer vertical surface of the overpass through the connecting piece, the integrity of the overpass structure is damaged, the overpass is not attractive, and the drainage pipe is easy to fall off and damage, so that the safety of people and vehicles under the overpass is endangered;
(3) The drain pipe is easy to be damaged, so that the seepage of dirty water on the bridge floor is caused, and the overbridge body and the space under the bridge are polluted;
(4) The landscape lighting lamp and the cable are directly arranged on the outer vertical surface of the overpass, so that the daytime appearance of the overpass is greatly influenced, and the overpass is easy to fall off, thereby endangering the safety of people and vehicles under the overpass;
(5) The landscape lighting lamp and the cable are exposed outside, are exposed to the sun and rain, are easy to age and damage and have potential safety hazards of electric leakage;
(6) The ground beam (railing base) with higher height is used for shielding sundries on the bridge deck, but the higher base brings inconvenience to the design and installation of railings, so that a plurality of overpasses adopt lower bases, the falling-object prevention function of the ground beam is neglected, and the potential safety hazard of driving and pedestrians under the bridge is brought;
(7) The overpass auxiliary facilities are designed, manufactured and installed in a separated mode, and the quality of different types of materials and the quality of processing and installation are not easy to guarantee.
Therefore, there is a need for a main girder structure of an overpass having an auxiliary function, which can integrate a drainage system of a bridge deck and a lighting system into the main girder of the overpass, and solve the problem of structural durability caused by the difference of the arrangement and construction of the drainage system and the lighting system; the beautiful problems of lighting arrangement, cable arrangement and water pipe arrangement; the problem of low integration level of the main beam of the overpass; and safety issues.
SUMMERY OF THE UTILITY MODEL
The main girder structure and the attached facilities of the overpass common in the prior art are usually independently designed and installed, and the following problems exist:
(1) The bridge floor is provided with the drain hole in a floor drain mode, accumulated water on the bridge floor and the drain hole are easy to block, and the accumulated water on the bridge floor cannot be smoothly drained, so that the pedestrian traffic safety and the durability of an overpass structure are influenced;
(2) The drain pipe is hung on the outer vertical surface of the overpass through the connecting piece, the integrity of the overpass structure is damaged, the overpass is not attractive, and the drainage pipe is easy to fall off and damage, so that the safety of people and vehicles under the overpass is endangered;
(3) The drain pipe is easy to be damaged, so that the dirty water on the bridge floor seeps to pollute the overpass body and the space under the bridge;
(4) The landscape lighting lamp and the cable are directly arranged on the outer vertical surface of the overpass, so that the daytime appearance of the overpass is greatly influenced, and the overpass is easy to fall off, thereby endangering the safety of people and vehicles under the overpass;
(5) The landscape lighting lamp and the cable are exposed outside, are exposed to the sun and rain, are easy to age and damage and have potential safety hazards of electric leakage;
(6) The ground beam (railing base) with higher height is used for shielding sundries on the bridge deck, but the higher base brings inconvenience to the design and installation of railings, so that a plurality of overpasses adopt lower bases, the falling-object prevention function of the ground beam is neglected, and the potential safety hazard of driving and pedestrians under the bridge is brought;
(7) The overpass auxiliary facilities are designed, manufactured and installed in a separated mode, and the quality of different types of materials and the quality of processing and installation are not easy to guarantee.
In view of the above, the present invention is directed to overcome the drawbacks of the prior art, and provides an overpass girder structure with an auxiliary function, which can integrate a bridge floor drainage system and a lighting system into the overpass girder, and solve the problem of structural durability caused by the difference between the arrangement and the structure of the drainage system and the lighting system; the beautiful problems of lighting arrangement, cable arrangement and water pipe arrangement; the problem of low level of integration of the main beam of the overpass; and safety issues.
The utility model discloses a main beam structure of an overline bridge with auxiliary functions, which comprises a main beam and auxiliary functional components, wherein the main beam is supported at the bottom of a bridge floor, and the auxiliary functional components are arranged at the transverse end parts of the main beam;
the auxiliary functional component at least comprises an end plate, the end plate is used for hiding cables and installing lighting ornaments, and the end plate comprises a guard plate arranged at the transverse end part of the bridge deck and a display plate positioned at the inner side of the guard plate; the protective plate is arranged at the transverse end of the bridge floor to form a shield for the plate, the end plate can be used for installing a drain pipe, a cable of an illuminating lamp and the like so as to improve the aesthetic property of the auxiliary function installation of the bridge, the end plate in the scheme is mainly used for hiding the cable of the illuminating lamp and installing the illuminating lamp, the end plate positioned at the transverse end of the bridge floor directly integrates the illuminating lamp on the main beam of the overpass and shields the cable and the like, so that the integral aesthetic property of the bridge body is improved, the potential safety hazard caused by the failure of the cable due to the influence of sun and rain and artificial damage is avoided, the durability and the safety of an illuminating facility are improved, the end plate can also be arranged between the transverse end of the bridge floor and the main beam, the effects of bearing, installing, shielding and hiding the cable and the like are mainly played, and the description is omitted;
the auxiliary functional assembly also comprises a decorative plate, and the decorative plate is positioned outside the protective plate to shield the transverse end part of the bridge deck; the bottom or the middle part of the decorative plate is fixedly connected with the bridge deck, and a transverse space is formed between the top of the decorative plate and the bridge deck, so that when the decorative plate forms a shield for the transverse end part of the bridge deck, the whole bridge structure is more attractive, and meanwhile, a bridge deck falling object can fall into the decorative plate through the transverse space, so that the bridge deck falling object is prevented from harming vehicles and pedestrians, and the safety of the bridge structure is improved;
the auxiliary functional component also comprises an inner lining plate, the inner lining plate is arranged between the decorative plate and the protective plate, the inner lining plate is provided with a water diversion groove, and the notch of the water diversion groove is in open communication with the bridge deck; the open type communication is shown in the figure, the notch of the water diversion groove is positioned at the bottom of the bridge floor along the height direction, the receiving effect on falling objects, rainwater and the like of the bridge floor is directly formed, the water drainage is more favorable compared with a floor drain equal-point open type structure, the problem of blocking of a water drainage outlet is solved, the water diversion groove which is longitudinally long is arranged at the transverse end part of the bridge floor, the water drainage efficiency is high, and the bridge floor can not accumulate water; meanwhile, rainwater, falling objects and the like can not damage decorative lamps, cables and the like positioned on the end plates, the structural compactness is improved, and meanwhile, the safety of the whole bridge structure is also improved;
the auxiliary functional assembly also comprises a flange plate, the flange plate is connected between the water diversion groove and the main beam, and the bottom edge of the flange plate is provided with a slope which is inclined upwards from the main beam towards the transverse end part of the bridge deck; the girder and the lining plate are connected by the flange plate, so that the support strength of the bridge deck is improved, the bottom edge of the flange plate is transversely close to the girder from the end part of the bridge deck, the height of the flange plate in the vertical direction is gradually increased, the longitudinal projection of the flange plate is approximate to a triangle, and the flange plate can be combined with the girder and the bridge deck and has better support performance;
the auxiliary functional assembly further comprises a drain pipe, the drain pipe comprises a vertical drain pipe and a horizontal drain pipe, the first end part of the vertical drain pipe is hidden in the main beam, the first end part of the vertical drain pipe extends towards the preset direction to form the vertical drain pipe, and the horizontal drain pipe transversely connects the first end part of the vertical drain pipe with the water guide groove and is hidden and installed at the bottom edge of the flange plate; the preset direction is that the vertical water pipes are selectively arranged according to the setting position of the main water drainage pipe or the drainage requirement according to the actual situation, and the detailed description is omitted; the horizontal drainage pipe is used for connecting the first end part of the vertical drainage pipe with the water diversion groove along the transverse direction and is arranged at the bottom edge of the flange plate in a hidden mode; the attractiveness of the bridge structure is improved, the horizontal drain pipe is arranged on the bottom edge with the slope of the flange plate to communicate the vertical drain pipe with the water diversion groove, so that rainwater in the water diversion groove is quickly guided to the vertical drain pipe through the horizontal drain pipe to be discharged, the drainage efficiency and the drainage convenience are improved, water accumulation on a bridge floor is prevented, the safety of the bridge structure is improved, the first end part of the vertical drain pipe is further communicated with the horizontal drain pipe, the first end part of the vertical drain pipe is hidden in the main beam, the attractiveness of the arrangement of a drainage system is improved, the interference of external environments such as wind blowing, sunshine and the like on the drain pipe can be reduced, the service life of the drainage system is prolonged, and the use safety of the drain pipe is improved;
the auxiliary functional components are arranged in two groups, and the two groups of auxiliary functional components are respectively and correspondingly arranged on the two sides of the main beam in the transverse direction.
Furthermore, the group of auxiliary functional components comprises a plurality of flange plates which are arranged at intervals along the longitudinal direction, and a horizontal drainage pipe is correspondingly arranged in each flange plate; or the auxiliary functional assembly comprises a plurality of groups of flange plates which are arranged at intervals along the longitudinal direction, the plurality of flange plates which are adjacent along the longitudinal direction form a group, and one flange plate in the group of flange plates is correspondingly provided with a horizontal drainage pipe.
Further, the bottom of decorative board is connected in the backplate, just the decorative board upwards extends the protrusion in the bridge face along vertical direction and forms the sheltering from of the horizontal tip of bridge floor.
Further, the decorative plate is formed by the bottom connected with the protective plate, protruding outwards along the transverse direction and bending inwards.
Further, the decorative board protrudes from the bridge floor by a height H: h is more than 8cm and less than 15cm.
Further, the guard plate is connected with the end part of the bridge deck in a mode of being vertical to the bridge deck, and the plate is connected with the bottom part of the guard plate in a mode of being vertical to the guard plate, so that the plate is parallel to the bridge deck; the bottom of the decorative plate is connected with the bottom of the protective plate, so that the decorative plate and the bottom of the plate in the vertical direction are flush.
Furthermore, the inner lining plate is U-shaped along the transverse section, and two side plates on two sides of the groove bottom of the transverse U-shaped groove are correspondingly connected with the decorative plate and the protective plate respectively, so that the U-shaped notch is communicated with the bridge floor in an open mode.
Furthermore, the flange plates are V-shaped along the longitudinal section, the openings of the V-shaped openings are correspondingly connected to the bottom of the bridge floor, and the horizontal drainage pipes are arranged at the bottom of the V-shaped openings.
Furthermore, the first end of the vertical drain pipe extends downwards along the vertical direction to form a vertical drain pipe penetrating through the main beam, and two corresponding horizontal drain pipes in the two groups of auxiliary functional components share one vertical drain pipe.
Furthermore, the main beam is a box-type beam, the first end part of the vertical drain pipe is hidden in the inner cavity of the box-type beam, the inner cavity of the box-type beam is supported by support ribs in a form-fitting manner, and the support ribs are provided with access holes.
Furthermore, the box-type beam is supported in the middle of the bridge floor along the transverse direction along the longitudinal extension, the box-type beam is in a hexagon shape along the longitudinal projection, the top edge of the hexagon is connected to the bottom of the bridge floor, and two side edges of the hexagon connected to the top edge are respectively and correspondingly connected with the flange plates positioned on two sides of the box-type beam.
The utility model has the advantages that: the utility model discloses a main beam structure of an overpass with auxiliary functions, which comprises a main beam and auxiliary functional components, wherein the main beam is supported at the bottom of a bridge floor, and the auxiliary functional components are arranged at the transverse end parts of the main beam; the auxiliary functional components comprise end plates for hiding cables and installing lighting lamps, decorative plates for shielding the transverse end parts of the bridge deck, lining plates with water diversion grooves, flange plates for connecting the water diversion grooves and the main beams and hidden drain pipes; the bridge floor drainage system and the lighting system can be integrated to the main girder of the overpass, so that the problem of water accumulation on the bridge floor caused by the difference of arrangement structures of the drainage system and the lighting system is solved; the beautiful problems of lighting arrangement, cable arrangement and water pipe arrangement; the problem of low level of integration of the main beam of the overpass; and safety issues.
Drawings
The invention will be further described with reference to the following figures and examples:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of the explosion structure of the present invention;
FIG. 3 is a schematic view of the structure of the present invention;
FIG. 4 isbase:Sub>A schematic view of the structure of FIG. 3 along the line A-A according to the present invention;
FIG. 5 is a schematic view of the enlarged structure of the horizontal end of the bridge deck according to the present invention.
Detailed Description
Fig. 1 is a schematic structural view of the present invention, as shown in the figure, the transverse direction in the present solution is a width direction of a bridge deck 01, the longitudinal direction is a length direction of the bridge deck 01, the vertical direction is a height direction in which the bridge deck 01 is erected on the ground, the horizontal direction is a direction perpendicular to the vertical direction, the inner side refers to an inner side which is close to a main beam 02 along the transverse direction, and an outer side which is far away from the main beam 02 along the transverse direction, which is not repeated herein; the overpass girder 02 structure integrating the auxiliary functions in the embodiment comprises a girder 02 and auxiliary function components, wherein the girder 02 is supported at the lower part of a bridge deck 01, and the auxiliary function components are mounted at the end parts of the girder 02 along the transverse direction;
the auxiliary functional components comprise end plates 04, the end plates 04 are used for hiding cables and installing lighting ornaments, and the end plates 04 comprise guard plates arranged at the transverse end parts of the bridge deck 01 and display plates positioned on the inner sides of the guard plates; as shown in the figure, the guard plate is arranged at the transverse end of the bridge deck 01 to form a shield for the plate, the end plate 04 can be used for installing a drain pipe, a cable of lighting lamp decorations and the like so as to improve the aesthetic property of the installation of the auxiliary function of the bridge, the end plate 04 in the scheme is mainly used for hiding the cable of the lighting lamp decorations and installing the lighting lamp decorations, the end plate 04 at the transverse end of the bridge deck 01 directly integrates the lighting lamp decorations on the main beam 02 of the overpass and shields the cable and the like, so that the integral aesthetic property of the bridge body is improved, the potential safety hazard caused by the failure of the cable due to the sun and rain and the artificial damage is avoided, the durability and the safety of a lighting facility are improved, the end plate 04 can also be arranged between the transverse end of the bridge deck 01 and the main beam 02 and mainly plays roles in bearing, installing, shielding and hiding the cable and the like, and the description is omitted; the guard plate is connected with the end part of the bridge deck 01 in a mode of being vertical to the bridge deck 01, and the plate is connected with the bottom part of the guard plate in a mode of being vertical to the guard plate, so that the plate is parallel to the bridge deck 01; the bottom of the decorative plate 05 is connected with the bottom of the protective plate, so that the decorative plate 05 and the bottom of the plate in the vertical direction are flush, and the attractiveness and compactness of the structure are improved; the guard plates and the presenting plates are mutually and vertically connected, so that the end plate 04 is in an L shape along a transverse section, the end plate 04 can be directly installed on the bridge deck 01 by adopting angle steel, the material can be conveniently obtained, the enough strength and the good protection performance are realized, the cable is placed on the presenting plate and is shielded by the guard plates, the end plate 04 structure formed by the presenting plates and the guard plates can also be in a hook-shaped structure or a groove-shaped box girder structure, the installation and the hiding of the cable, the lamp decoration and the like can be realized, and the description is omitted;
the decorative plate 05 is positioned outside the protective plate to form a shield for the transverse end part of the bridge deck 01; the bottom or the middle part of the decorative plate 05 is fixedly connected with the bridge deck 01, and a transverse space is formed between the top of the decorative plate 05 and the bridge deck 01, so that when the decorative plate 05 shields the transverse end part of the bridge deck 01, the whole bridge structure is more attractive, meanwhile, objects falling from the bridge deck 01 can fall into the decorative plate 05 through the transverse space, the bridge deck 01 can be prevented from harming vehicles and pedestrians due to the falling objects, and the safety of the bridge structure is improved; the bottom of the decorative plate 05 is connected to the protective plate, and the decorative plate 05 extends upwards along the vertical direction to protrude out of the bridge deck 01 to form a shield for the transverse end of the bridge deck 01; decorative board 05 is by connecting in the bottom of backplate along horizontal outside protrusion and inwards buckling formation, as shown in the figure, decorative board 05 is "C" shape that the opening arranged towards girder 02 along horizontal cross-section, and in fact the shape of decorative board 05 still can upwards extend the formation or upwards extend the formation after extending downwards earlier by bottom repeated buckling, play corresponding guard action can, no longer describe here, "C" bottom of shape is connected to the backplate, "C" top protrusion in bridge floor 01 of shape, top and end all indicate the top and the end of direction of height to make the uncovered of "C" shape shelter from the junction of backplate and bridge floor 01 and the horizontal tip of bridge floor 01 to form the bearing of protection and rainwater etc. to bridge floor 01, improve whole bridge structure aesthetic property when, play the function of preventing 01 weight, can replace the way of heightening the railing base, made things convenient for the design and installation of railing, easily guaranteed the people's under the bridge safety, further decorative board protrusion in the height H of 01: h is more than 8cm and less than 15cm, in the scheme, the decorative plate 05 protrudes out of the bridge floor by 10cm along the height direction, so that the damage to vehicles and pedestrians caused by falling objects from the bridge floor 01 is further prevented, the requirement on the wind resistance of the main beam 02 is met by the decorative plate 05 with the C-shaped structure, the cross wind shunting is facilitated, and the effect of reducing wind resistance is achieved;
the inner lining plate 06 is arranged between the decorative plate 05 and the protective plate, the inner lining plate 06 is provided with a water diversion groove, and the notch of the water diversion groove is in open communication with the bridge deck 01; the open type communication is shown in the figure, the notch of the water diversion groove is positioned at the bottom of the bridge deck 01 along the height direction, the receiving effect on falling objects, rainwater and the like of the bridge deck 01 is directly formed, the water drainage is more favorable compared with a floor drain and other point open type structures, the problem of blocking a water drainage port is solved, the C-shaped opening correspondingly shields the transverse end parts of the lining plate 06 and the bridge deck 01, the water diversion groove which is longitudinally long is arranged at the transverse end part of the bridge deck 01, the water drainage efficiency is high, the water cannot be accumulated on the bridge deck 01, the structure of the lining plate 06 can also be a flow guide plate which is formed downwards, obliquely and the water diversion groove is formed at the connecting part of the flow guide plate and the lining plate 06 to play a role in water drainage, and the description is omitted; in the scheme, the inner lining plate 06 is arranged between the decorative plate 05 and the guard plate, the inner lining plate 06 is U-shaped along the transverse section, two side plates on two sides of the groove bottom of the transverse U-shaped groove are respectively and correspondingly connected with the decorative plate 05 and the guard plate, so that the U-shaped notch is in open communication with the bridge deck 01, the structural strength of the decorative plate 05 and the end plate 04 is improved, meanwhile, rainwater, falling objects and the like cannot damage decorative lamps, cables and the like on the end plate 04, the structural compactness is improved, and meanwhile, the safety of the whole bridge structure is also improved;
the flange plate 03 is connected between the water diversion groove and the girder 02, and the bottom edge of the flange plate 03 has a slope which is inclined upwards from the girder 02 to the transverse end of the bridge deck 01; the flange plates 03 connect the girder 02 with the lining plate 06 to improve the support strength to the deck 01, the flange plates 03 with the oblique inclined bottom edges are shown in the figure, the bottom edges of the flange plates 03 are along the direction from the end part of the deck 01 to the girder 02, the height of the flange plates 03 in the vertical direction is gradually increased, so that the longitudinal projection of the flange plates is approximate to a triangle, and the flange plates 03 combined with the girder 02 and the deck 01 can have good support performance;
the drainage pipes comprise a vertical drainage pipe 71 and a horizontal drainage pipe 72, a first end part of the vertical drainage pipe 71 is hidden in the main beam 02, the first end part of the vertical drainage pipe 71 extends towards a preset direction to form the vertical drainage pipe 71, the preset direction is the arrangement of the vertical drainage pipes according to the arrangement position of the total drainage pipe or the drainage requirement according to the actual situation, and details are not repeated herein; the horizontal drainage pipe 72 is arranged at the bottom edge of the flange plate 03 in a manner of transversely communicating the first end part of the vertical drainage pipe 71 with the water guide groove in a hidden manner; the flange plate 03 is in a V shape along the longitudinal section, the opening of the V shape is correspondingly connected to the bottom of the bridge deck 01, so that a triangular stable structure is formed with the bridge deck 01, the supporting effect and the stability are improved, the horizontal drainage pipe 72 is arranged at the bottom of the V shape, meanwhile, the flange plate 03 can be used as a hidden component of the horizontal drainage pipe 72, the attractiveness of the bridge structure is improved, the horizontal drainage pipe 72 is installed on the bottom edge of the flange plate 03 with slope to communicate the vertical drainage pipe 71 with the water diversion groove, rainwater in the water diversion groove is quickly guided to the vertical drainage pipe 71 through the horizontal drainage pipe 72 to be drained, the drainage efficiency and the drainage convenience are improved, water accumulation on the bridge deck 01 is prevented, the safety of the bridge structure is improved, the first end part of the vertical drainage pipe 71 is communicated with the horizontal drainage pipe 72, the first end part of the vertical drainage pipe 71 is hidden in the main beam 02, the attractiveness of the arrangement of a drainage system is improved, the interference of external environments such as wind blowing and sun on the drainage pipe can be reduced, the service life of the drainage pipe is prolonged, and the use safety of the drainage pipe is improved;
the auxiliary functional components are two groups, and the two groups of auxiliary functional components are respectively and correspondingly arranged on the two sides of the main beam 02 in the transverse direction. In practical use, the auxiliary functional components are generally two groups symmetrically arranged on the two transverse sides of the main beam 02, so that the supporting strength and the attractiveness are improved, and the auxiliary functional components can be arranged at one end of the main beam 02 on one side under special conditions, which is not described in detail herein. As shown in the figure, the flange plates 03 in the two groups of auxiliary functional components are respectively and correspondingly arranged on two lateral sides of the main beam 02, the main beam 02 is formed in a longitudinal extending manner and supported at the bottom of the bridge deck 01, the main beam 02 is supported at the middle of the bridge deck 01 in the lateral direction, and a balance supporting effect is achieved, of course, the main beam 02 extending along the longitudinal direction alone is only adopted as a main supporting structure in the scheme, and a plurality of main beams 02 can be arranged in the lateral direction as required during actual construction, and the description is omitted; certainly, the main girder structure of the overpass further comprises guardrails arranged on the bridge floor, so that the protection effect is achieved, and the safety is improved.
In this embodiment, one group of the auxiliary functional components includes a plurality of flange plates 03 arranged at intervals along the longitudinal direction, and a horizontal drainage pipe 72 is correspondingly arranged in each flange plate 03; or the group of the auxiliary functional components comprises a plurality of groups of flange plates 03 arranged at intervals along the longitudinal direction, a plurality of adjacent flange plates 03 along the longitudinal direction form a group, and one flange plate 03 in one group of the flange plates 03 is correspondingly provided with a horizontal drainage pipe 72. In the scheme, a group of auxiliary functional components comprises a plurality of groups of flange plates 03 which are arranged at intervals along the longitudinal direction, a plurality of adjacent flange plates 03 along the longitudinal direction form a group, and one flange plate 03 in the group of flange plates 03 is correspondingly provided with a horizontal drainage pipe 72; when reducing the construction degree of difficulty, combine to be located the corbel (not shown in the figure) of girder 02 bottom and guide the installation to vertical drain pipe 71, improve the structure aesthetic property, still play reduction in manufacturing cost's effect.
In this embodiment, a first end of the vertical drainage pipe 71 extends downward along the vertical direction to form the vertical drainage pipe 71 penetrating through the main beam 02, and two corresponding horizontal drainage pipes 72 in two sets of the auxiliary functional components share one vertical drainage pipe 71. As shown in the figure, the vertical drain pipe 71 and the horizontal drain pipe 72 located at the two transverse sides of the vertical drain pipe 71 are communicated at the first end part of the vertical drain pipe 71 to form a Y-shaped drain pipe structure, water accumulated on the bridge floor flows to the drainage groove and is led to the vertical drain pipe 71 through the horizontal drain pipe 72 to be discharged, a drainage system is hidden in the overpass main beam 02 structure, the drainage efficiency is improved, the attractiveness of the structure is improved, the damage of the external environment to the drain pipe is reduced, and the service life of the drain pipe is prolonged.
In this embodiment, the main beam 02 is a box beam, the first end of the vertical drain pipe 71 is hidden in the inner cavity of the box beam, the inner cavity of the box beam is supported by the support ribs 21 in a form-fitting manner, and the support ribs 21 are provided with the service holes 22. The girder 02 of the box girder structure can further improve the supporting strength, and make the whole bridge frame structure more beautiful, the supporting strength of the box girder can be improved by the arrangement of the supporting ribs 21, meanwhile, the access holes 22 can be used for assembling the main drainage pipes, and the maintenance of the whole structure is facilitated, the supporting ribs 21 of the scheme are provided with stress openings at the bending positions of the box girder, so as to improve the supporting effect and prolong the service life, the structure of the girder 02 can also be a block type structure and is supported on the bridge floor 01 along the longitudinal interval arrangement or is supported on a plurality of inclined supporting beam structures of the bridge floor 01 in a cross way, and the repeated description is not repeated here, as shown in the figure, the inner cavity of the box girder is further provided with reinforcing ribs 23, the reinforcing ribs 23 are longitudinally penetrated and supported in the inner cavity of the whole box girder, the reinforcing ribs 23 are four per two and are a group, and the two groups of reinforcing ribs 23 are respectively and correspondingly arranged on the top wall and the bottom wall of the inner cavity of the box girder.
In this embodiment, the box girder extends longitudinally and is supported at the middle of the bridge deck 01 along the transverse direction, the box girder is in a hexagon shape along the longitudinal projection, the top edge of the hexagon is connected to the bottom of the bridge deck 01, and two side edges of the hexagon connected to the top edge are respectively and correspondingly connected with the flange plates 03 at two sides of the box girder. The hexagonal main beam 02 has a strong force component effect, and is more beneficial to the installation of the flange plate 03, and the box beam can also be in other shapes such as a rectangle, and the details are not repeated; the setting of flange board 03 can improve the support intensity to bridge floor 01 to multiunit flange board 03 is arranged in bridge floor 01 bottom along vertical even interval, makes bridge floor 01 overall structure intensity, equilibrium and aesthetic property, obtains effectively promoting.
In the embodiment, the overpass girder 02 structure integrating the auxiliary functions adopts integrated design and manufacturing, integrates a pipeline for draining water from a bridge deck, a light trough and a wire trough of a lighting system, a baffle plate for preventing objects falling from the bridge deck and a girder structure, solves the problems caused by the separated design, manufacturing and installation of the steel box girder structure and the auxiliary functions of drainage, lighting, protection and the like in the conventional overpass construction, has the advantages of perfect function, attractive appearance, good integrity, safety, reliability, economy, reasonability, convenience in implementation and strong applicability, has higher economic and social values, and is a novel overpass girder structure worthy of popularization and use; the polygonal steel box girder and the V-shaped flange plate 03 are combined to form a main stress structure, and an L-shaped end plate 04 is arranged at the cantilever end of the V-shaped flange plate 03 and is used as a supporting plate for mounting landscape lighting lamps and cables; the outer side of the L-shaped end plate 04 is provided with a molding flume outer vertical surface decorative plate 05, and the upper end of the L-shaped end plate is 10cm higher than the bridge deck of the overpass and is used as a baffle plate for preventing the bridge deck from falling; a U-shaped stainless steel lining plate 06 is arranged between the L-shaped end plate 04 and the diversion trench outer vertical surface decorative plate 05 to be used as a diversion trench; after being transversely communicated with the diversion channel through the water diversion pipe, the stainless steel drainage pipe sequentially penetrates through the V-shaped flange plate 03 and the interior of the steel box girder and is communicated with the main drainage pipe which is longitudinally arranged; the overpass girder 02 structure integrating various auxiliary functions and integrating steel structures has the following characteristics:
(1) The long water diversion grooves are formed in the edges of the two transverse sides of the bridge deck 01, so that the drainage efficiency is high, and the water cannot be accumulated on the bridge deck 01;
(2) The water diversion channel and the water drainage pipe (the horizontal water drainage pipe 72 and the vertical water drainage pipe 71) are hidden in the integral structure, so that the appearance of the structure is not influenced;
(3) The diversion channel, the drain pipe and the main beam 02 are manufactured integrally, so that firmness, tightness and durability are guaranteed;
(4) The landscape lighting lamp and the cable are hidden and arranged below the flange, so that the structural appearance is not influenced;
(5) The landscape lighting lamp and the cable are arranged on the inner side of the L-shaped end plate 04, thereby avoiding the sun, rain and artificial damage and improving the durability and safety of lighting facilities;
(6) The heightened decorative plate 05 not only plays a role in decorating and beautifying the vertical surface of the main beam 02, but also has a function of preventing the bridge deck 01 from falling, can replace the method of heightening a railing base, facilitates the design and installation of railings, and is easy to ensure the safety of people and vehicles under the bridge;
(7) The decorative plate 05 can be made into a shape of a tuyere in combination with the requirement of wind resistance of the main beam 02;
(8) The decorative plate 05 can be subjected to artistic treatment such as height changing, punching and the like according to landscape requirements;
(9) The end plate 04, the decorative plate 05, the lining plate 06, the closed drain pipe and the main stress structure are manufactured and installed together in a factory, so that the workload of field installation is reduced;
(10) The combined component welded by the end plate 04, the decorative plate 05 and the lining plate 06 can also be used for the cantilever flange end part of the vehicle bridge, and has wide application range;
(11) The overpass auxiliary facilities are integrally designed, manufactured and installed, the material quality and the processing and installation quality are easy to guarantee, and the structure appearance is neat and attractive.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (10)
1. The utility model provides an overline bridge girder structure with attach function which characterized in that: the bridge comprises a main beam and auxiliary functional components, wherein the main beam is supported at the bottom of a bridge floor, and the auxiliary functional components are arranged at the end parts of the main beam along the transverse direction; the auxiliary functional component at least comprises an end plate, the end plate is used for hiding cables and installing lighting ornaments, and the end plate comprises a guard plate arranged at the transverse end part of the bridge deck and a plate located on the inner side of the guard plate.
2. The overpass girder construction with attached function of claim 1, wherein: the auxiliary functional assembly further comprises a decorative plate, and the decorative plate is located on the outer side of the protective plate and forms a shield for the transverse end of the bridge deck.
3. The overpass girder construction with attached function of claim 2, wherein: the auxiliary functional assembly further comprises a lining plate, the lining plate is arranged between the decorative plate and the protective plate and is provided with a water diversion groove, and a groove opening of the water diversion groove is communicated with the bridge deck in an open mode.
4. The overpass girder construction of claim 3 having an auxiliary function, wherein: the auxiliary functional assembly further comprises a flange plate, the flange plate is connected between the diversion channel and the main beam, and the bottom edge of the flange plate is provided with a slope which is formed by the main beam and inclines upwards towards the transverse end part of the bridge deck.
5. The overpass girder construction with attached function of claim 4, wherein: the auxiliary functional assembly further comprises a drain pipe, the drain pipe comprises a vertical drain pipe and a horizontal drain pipe, the first end portion of the vertical drain pipe is hidden in the main beam, the first end portion of the vertical drain pipe extends towards the preset direction to form the vertical drain pipe, and the horizontal drain pipe transversely installs the first end portion of the vertical drain pipe and the hidden portion communicated with the water diversion groove on the bottom side of the flange plate.
6. The overpass girder construction with attached function of claim 2, wherein: the bottom of decorative board is connected in the backplate, just the decorative board upwards extends the protrusion in bridge face along vertical direction and forms the sheltering from to the horizontal tip of bridge floor, the decorative board is by connecting in the bottom of backplate along horizontal outside protrusion and inside bending type formation.
7. The overpass girder construction with attached function of claim 2, wherein: the guard plate is connected with the end part of the bridge deck in a mode of being vertical to the bridge deck, and the plate is connected with the bottom of the guard plate in a mode of being vertical to the guard plate, so that the plate is parallel to the bridge deck; the bottom of the decorative plate is connected with the bottom of the protective plate, so that the decorative plate and the bottom of the plate in the vertical direction are flush.
8. The auxiliary function girder construction of claim 5, wherein: the auxiliary function components are arranged in two groups, and the two groups of auxiliary function components are respectively and correspondingly arranged on the two sides of the main beam along the transverse direction; the first end of the vertical drain pipe extends downwards along the vertical direction to form a vertical drain pipe penetrating through the main beam, and two corresponding horizontal drain pipes in the two groups of auxiliary functional components share one vertical drain pipe.
9. The overpass girder construction of claim 8, wherein: the main beam is a box-type beam, the first end part of the vertical drain pipe is hidden in the inner cavity of the box-type beam, the inner cavity of the box-type beam is supported by support ribs in a form-fitting manner, and the support ribs are provided with access holes.
10. The overpass girder construction with attached function of claim 9, wherein: the flange plates are in a V-shaped shape along the longitudinal section, the V-shaped openings are correspondingly connected to the bottom of the bridge floor, and the horizontal drain pipes are arranged at the bottom of the V-shaped openings; the box type beam is supported in the middle of the bridge floor along the transverse direction along the longitudinal extension, the box type beam is in a hexagon shape along the longitudinal projection, the top edge of the hexagon is connected to the bottom of the bridge floor, and two side edges of the hexagon connected to the top edge are respectively and correspondingly connected with flange plates positioned on two sides of the box type beam.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114837077A (en) * | 2022-01-11 | 2022-08-02 | 林同棪国际工程咨询（中国）有限公司 | Overpass girder structure integrated with auxiliary functions |
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| CN119021078B (en) * | 2024-10-23 | 2025-01-07 | 南通振华重型装备制造有限公司 | Bicycle viaduct attached to urban viaduct and manufacturing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003055914A (en) * | 2001-08-16 | 2003-02-26 | Misawa Hoobasu Kk | Draining device for bridge |
| KR20060072720A (en) * | 2004-12-23 | 2006-06-28 | 재단법인 포항산업과학연구원 | Bridge drainage system |
| CN203065960U (en) * | 2013-01-15 | 2013-07-17 | 广州市市政工程设计研究院 | Bridge drainage system |
| CN109338879A (en) * | 2018-10-12 | 2019-02-15 | 上海市政工程设计研究总院（集团）有限公司 | A kind of two-in-one deck drainage system of steel structure bridge |
| CN110055889A (en) * | 2019-04-23 | 2019-07-26 | 深圳市综合交通设计研究院有限公司 | A kind of hiding drainage arrangement of overpass |
| CN212641205U (en) * | 2020-06-28 | 2021-03-02 | 湖南中大设计院有限公司 | Bridge pipeline carrying system |
| CN111926677A (en) * | 2020-07-20 | 2020-11-13 | 深圳市市政设计研究院有限公司 | Built-in pipeline groove steel box girder combined beam bridge structure and construction method thereof |
| CN114837077B (en) * | 2022-01-11 | 2024-07-12 | 林同棪国际工程咨询（中国）有限公司 | Overpass girder structure integrating auxiliary functions |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114837077A (en) * | 2022-01-11 | 2022-08-02 | 林同棪国际工程咨询（中国）有限公司 | Overpass girder structure integrated with auxiliary functions |
| CN114837077B (en) * | 2022-01-11 | 2024-07-12 | 林同棪国际工程咨询（中国）有限公司 | Overpass girder structure integrating auxiliary functions |
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| CN114837077A (en) | 2022-08-02 |
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