CN220364856U - Municipal bridge expansion joint structure - Google Patents
Municipal bridge expansion joint structure Download PDFInfo
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- CN220364856U CN220364856U CN202321651172.6U CN202321651172U CN220364856U CN 220364856 U CN220364856 U CN 220364856U CN 202321651172 U CN202321651172 U CN 202321651172U CN 220364856 U CN220364856 U CN 220364856U
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- expansion joint
- joint structure
- municipal bridge
- shaped side
- bridge expansion
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- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 abstract description 11
- 238000010276 construction Methods 0.000 description 5
- 230000008602 contraction Effects 0.000 description 3
- 238000011900 installation process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
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Abstract
The utility model discloses a municipal bridge expansion joint structure, which comprises an F-shaped boundary beam, an upper clamping plate and a positioning mechanism; f-shaped side beam: two F-shaped side beams are symmetrically distributed left and right, rubber sealing strips are connected between C-shaped grooves of the two F-shaped side beams in a sliding manner, anchor plates are arranged on the outer side surfaces of the two F-shaped side beams which are opposite to each other, and anchor ribs are arranged at the lower ends of the anchor plates; upper clamping plate: the utility model provides a take-up device is characterized in that the take-up device is placed between the upper surfaces of two F type boundary beams respectively, the left and right sides both ends of punch holder all peg graft the screw rod, equal vertical sliding connection has the lower plate between two screw rod extrados that are located same punch holder, the equal threaded connection of lower extreme of screw rod has the nut, this municipal bridge expansion joint structure, the central point who conveniently and fast removes municipal bridge expansion joint structure to municipal bridge reservation groove puts, practice thrift the time that the multiple use measuring instrument spent in the municipal bridge expansion joint structure installation, improve municipal bridge expansion joint structure's the installation effectiveness.
Description
Technical Field
The utility model relates to the technical field of bridge expansion joints, in particular to a municipal bridge expansion joint structure.
Background
The municipal bridge is an indispensable part in urban traffic construction, is an important transportation junction for connecting all areas of a city, has the main functions of carrying vehicles, pedestrians and cargoes, and is an important component part for urban beautification and landscape construction, in the construction process of the municipal bridge, in order to avoid the condition that a pavement structure is damaged due to the influence of expansion caused by heat and contraction caused by temperature variation, an expansion joint is often required to be built on the surface of the municipal bridge, which is equivalent to the auxiliary configuration of buffer displacement, avoids the large displacement of a beam body and also has the effect of reducing earthquake hazard; in the prior art, because the size and the weight of the bridge expansion joint structure are large, when the bridge expansion joint is installed in the bridge reserved groove, the bridge expansion joint structure needs to be lifted by using a crane and placed in the bridge reserved groove, and meanwhile, the distance between the bridge expansion joint structure and the bridge reserved groove needs to be detected by using a measuring instrument, so that the bridge expansion joint structure is positioned at the central position of the bridge reserved groove, the bridge expansion joint structure also needs to be flush with the bridge surface, the smooth driving is ensured, the position of the bridge expansion joint structure needs to be measured for a plurality of times by using the measuring instrument in the installation process of the bridge expansion joint structure, more time is consumed, and the installation efficiency of the bridge expansion joint structure is affected.
Disclosure of Invention
The utility model aims to overcome the existing defects, provide the municipal bridge expansion joint structure, conveniently and rapidly move the municipal bridge expansion joint structure to the central position of the reserved groove, save the time consumed by repeatedly using a measuring instrument in the installation process of the municipal bridge expansion joint structure, improve the installation efficiency of the municipal bridge expansion joint structure, and effectively solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a municipal bridge expansion joint structure comprises an F-shaped boundary beam, an upper clamping plate and a positioning mechanism;
f-shaped side beam: two F-shaped side beams are symmetrically distributed left and right, rubber sealing strips are connected between C-shaped grooves of the two F-shaped side beams in a sliding manner, anchor plates are arranged on the outer side surfaces of the two F-shaped side beams which are opposite to each other, and anchor ribs are arranged at the lower ends of the anchor plates;
upper clamping plate: the upper clamping plate is respectively arranged between the upper surfaces of the two F-shaped side beams, screw rods are respectively inserted into the left end and the right end of the upper clamping plate, a lower clamping plate is vertically and slidably connected between the outer cambered surfaces of the two screw rods of the same upper clamping plate, screw caps are respectively connected with the lower ends of the screw rods in a threaded manner, and the lower clamping plates are respectively attached to the lower surfaces of the F-shaped side beams;
positioning mechanism: set up respectively between two F type boundary beams, can confirm the position when municipal bridge expansion joint structure installs, convenient quick removes municipal bridge expansion joint structure to municipal bridge reservation groove's central point puts, practices thrift the time that the multiple use measuring instrument consumed in the municipal bridge expansion joint structure installation, improves municipal bridge expansion joint structure's installation effectiveness.
Further, positioning mechanism includes spout, horizontal reference column and limiting plate, the spout sets up respectively in the opposite sides of two F type boundary beams from the lateral surface, and the inside of spout is all horizontal sliding connection has horizontal reference column, and the one end that horizontal reference column is close to the rubber seal strip all is equipped with the limiting plate, confirms the transverse position of expansion joint structure in the reservation groove.
Further, positioning mechanism still includes vertical reference column, vertical reference column sets up in the one end that rubber seal strip was kept away from to horizontal reference column respectively, and the upper surface of vertical reference column is located the coplanar with the upper surface of F type boundary beam, confirms the vertical position of expansion joint structure in the reservation inslot.
Further, positioning mechanism still includes the hole of stepping down and surveys the projection, the hole of stepping down sets up respectively in the opposite sides that leaves of two F type boundary beams, and equal sliding connection has the observation projection between two holes of stepping down that the transverse position corresponds, and the observation projection is located between two axisymmetric horizontal reference columns, limiting plate respectively with survey the extrados lateral sliding connection of projection, restriction horizontal reference column's rotation.
Further, positioning mechanism still includes stopper and spring, the stopper sets up in the extrados middle part of observing the projection respectively, all is equipped with the spring between stopper and the limiting plate, and the extrados of observing the projection is located to the movable sleeve respectively to the spring, provides power for the removal of observing the projection.
Furthermore, the number of the observation convex columns is odd, and the middle observation convex column is positioned at the longitudinal center position of the F-shaped side beam, so that the longitudinal center position of the whole device can be conveniently determined.
Furthermore, the grooves of the outer cambered surfaces of the transverse positioning columns are internally provided with scale plates, so that the moving length of the transverse positioning columns is accurately determined.
Compared with the prior art, the utility model has the beneficial effects that: this municipal bridge expansion joint structure has following benefit:
in municipal bridge's construction in-process, place the integrated device in the reservation inslot, the horizontal reference column of pulling removes, make vertical reference column and municipal bridge reservation inslot's inner wall laminating, the upper surface through vertical reference column and municipal bridge's surface parallel and level, make F type boundary beam and municipal bridge's surface parallel and level fast, the pull-out of horizontal reference column will make the spring shrink produce elasticity through the limiting plate simultaneously, promote to observe the projection and remove to the longer one side of pull-out distance, through observing the convex direction of projection, judge the horizontal position of integrated device in the reservation inslot, the convenience is moved to the horizontal center department of reservation, the vertical center of integrated device is confirmed according to the position that the projection is located in the observation in the centre simultaneously, the convenience is moved to the vertical center position of reservation with the integrated device, after the location is accomplished, utilize welding equipment to weld anchor muscle and reservation inslot, fix the integrated device in the reservation inslot, then utilize concrete to fill between F type boundary beam and the reservation inslot, accomplish the installation to the expansion joint structure, can confirm the municipal expansion joint structure installation, the quick position of the expansion joint during installation of the expansion joint structure, the bridge's of the bridge is convenient, the municipal bridge is installed to the expansion joint is used to the expansion joint of the bridge, the bridge is installed to the bridge's the expansion joint of the bridge's of the life, the bridge is convenient, the bridge's life-span structure is used to the expansion joint.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the structure of the whole device in front section;
fig. 3 is a schematic top view of the positioning mechanism of the present utility model.
In the figure: 1F type boundary beam, 2 rubber sealing strips, 3 anchor plates, 4 anchor bars, 5 upper clamping plates, 6 screws, 7 lower clamping plates, 8 nuts, 9 positioning mechanisms, 91 sliding grooves, 92 transverse positioning columns, 93 limiting plates, 94 vertical positioning columns, 95 abdication holes, 96 observation convex columns, 97 limiting blocks, 98 springs and 10 scale plates.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present embodiment provides a technical solution: a municipal bridge expansion joint structure comprises an F-shaped boundary beam 1, an upper clamping plate 5 and a positioning mechanism 9;
f-shaped boundary beam 1: two F-shaped side beams 1 are symmetrically distributed left and right, a yielding space is provided for expansion with heat and contraction with cold of the bridge, a rubber sealing strip 2 is connected between C-shaped grooves of the two F-shaped side beams 1 in a sliding manner, sundries are prevented from entering between the two F-shaped side beams 1, anchor plates 3 are arranged on the opposite outer sides of the two F-shaped side beams 1, anchor ribs 4 are arranged at the lower ends of the anchor plates 3, and the whole device is fixed in a municipal bridge reserved groove through welding of the anchor ribs 4 and the embedded ribs;
upper clamping plate 5: the two F-shaped side beams 1 are respectively placed between the upper surfaces of the two F-shaped side beams 1, screw rods 6 are respectively inserted into the left end and the right end of the upper clamping plate 5, lower clamping plates 7 are respectively vertically and slidably connected between the outer cambered surfaces of the two screw rods 6 of the same upper clamping plate 5, screw caps 8 are respectively and spirally connected with the lower ends of the screw rods 6, the lower clamping plates 7 are respectively attached to the lower surfaces of the F-shaped side beams 1, in the installation process, the upper clamping plates 5 and the lower clamping plates 7 are used for clamping the two F-shaped side beams 1 under the limitation of the screw rods 6 and the screw caps 8, so that the positions between the two F-shaped side beams 1 are fixed, and after the installation is completed, the upper clamping plates 5 and the lower clamping plates 7 are taken down;
positioning mechanism 9: the positioning mechanism 9 comprises a sliding groove 91, a transverse positioning column 92 and a limiting plate 93, wherein the sliding groove 91 is respectively arranged on the opposite outer sides of the two F-shaped side beams 1, the transverse positioning column 92 is transversely connected with the inside of the sliding groove 91 in a sliding manner, the limiting plate 93 is arranged at one end of the transverse positioning column 92 close to the rubber sealing strip 2, the transverse positioning column 92 is pulled to move so that the transverse positioning column 92 is attached to the inner wall of the reserved groove, the transverse position of the integral device in the reserved groove is judged according to the length pair pulled out by the transverse positioning column 92, the positioning mechanism 9 also comprises a vertical positioning column 94, the vertical positioning column 94 is respectively arranged at one end of the transverse positioning column 92 far away from the rubber sealing strip 2, the upper surface of the vertical positioning column 94 and the upper surface of the F-shaped side beam 1 are positioned in the same plane, and the upper surface of the vertical positioning column 94 is flush with the surface of the municipal bridge, the F-shaped side beam 1 is quickly aligned with the surface of the municipal bridge, the positioning mechanism 9 further comprises a yielding hole 95 and an observation convex column 96, the yielding hole 95 is respectively arranged on the opposite outer sides of the two F-shaped side beams 1, the two yielding holes 95 corresponding to the transverse positions are respectively and slidably connected with the observation convex column 96, the observation convex column 96 is positioned between two axisymmetric transverse positioning columns 92, the limiting plate 93 is respectively and laterally slidably connected with the outer cambered surface of the observation convex column 96, the rotation of the transverse positioning column 92 is limited by the cooperation with the sliding groove 91, the vertical positioning column 94 is kept in a vertical state, the positioning mechanism 9 further comprises a limiting block 97 and a spring 98, the limiting block 97 is respectively arranged in the middle of the outer cambered surface of the observation convex column 96, the spring 98 is respectively and movably sleeved on the outer cambered surface of the observation convex column 96 between the limiting block 97 and the limiting plate 93, the pulling out of the transverse positioning column 92 enables the limiting plates 93 to slide on the outer cambered surface of the observation protruding column 96, the two limiting plates 93 of the outer cambered surface of the observation protruding column 96 slide relatively, the push spring 98 contracts towards the direction close to the limiting block 97, the length of the outward pulling out of the transverse positioning column 92 is longer, the larger the contraction amplitude of the spring 98 is, the larger the acting force applied by the spring 98 to the limiting block 97 is, the limiting block 97 drives the observation protruding column 96 to move towards one side with a longer pulling-out distance of the transverse positioning column 92, the transverse position of the integral device in the reserved groove is judged through the direction of the protruding observation protruding column 96, the integral device is conveniently moved to the transverse center of the reserved groove, the number of the observation protruding columns 96 is odd, the middle observation protruding column 96 is located at the longitudinal center of the F-shaped boundary beam 1, the longitudinal center of the bridge expansion joint structure is conveniently determined, the scale plates 10 are arranged in grooves of the outer cambered surface of the transverse positioning column 92, and the length of the extension of the transverse positioning column 92 can be accurately judged.
The working principle of the municipal bridge expansion joint structure provided by the utility model is as follows: in the construction process of the municipal bridge, when constructing the expansion joint of the municipal bridge, the integral device is placed in the reserved groove, at the moment, under the limitation of the screw rod 6 and the screw cap 8, the upper clamping plate 5 and the lower clamping plate 7 are utilized to clamp the two F-shaped side beams 1, so that the positions of the two F-shaped side beams 1 are fixed, because the limiting plate 93 is in sliding connection with the extrados surface of the observation convex column 96, the rotation of the transverse positioning column 92 is limited through the cooperation with the sliding groove 91, the vertical positioning column 94 is kept in a vertical state, the transverse positioning column 92 is pulled at the moment, the vertical positioning column 94 is attached to the inner wall of the reserved groove of the municipal bridge, the F-shaped side beams 1 are fast enabled to be parallel and level with the surface of the municipal bridge through the upper surface of the vertical positioning column 94, the limiting plate 93 slides on the extrados surface of the observation convex column 96 due to the pulling-out of the transverse positioning column 92, the two limiting plates 93 of the outer cambered surface of the observation convex column 96 slide relatively, the spring 98 is pushed to shrink in the direction close to the limiting block 97, the longer the length of the transverse positioning column 92 pulled outwards is, the larger the shrinking amplitude of the spring 98 is, the larger the acting force exerted by the spring 98 on the limiting block 97 is, the limiting block 97 drives the observation convex column 96 to move towards the side with longer pulling distance of the transverse positioning column 92, the transverse position of the integral device in the reserved groove is judged by observing the protruding direction of the observation convex column 96, the integral device is conveniently moved to the transverse center of the reserved groove, meanwhile, the longitudinal center of the integral device is conveniently determined according to the position of the middle observation convex column 96, the integral device is conveniently moved to the longitudinal center of the reserved groove, the integral device is conveniently positioned, after the positioning is finished, the anchor bar 4 is welded with the embedded bar in the reserved groove by utilizing welding equipment, fixing the position of the F-shaped boundary beam 1, then taking down the upper clamping plate 5 and the lower clamping plate 7, and filling the space between the F-shaped boundary beam 1 and the reserved groove by using concrete to finish the installation of the expansion joint structure.
The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.
Claims (7)
1. Municipal bridge expansion joint structure, its characterized in that: comprises an F-shaped side beam (1), an upper clamping plate (5) and a positioning mechanism (9);
f-shaped side beam (1): two rubber sealing strips (2) are slidably connected between C-shaped grooves of the two F-shaped side beams (1) and are symmetrically distributed left and right, anchor plates (3) are arranged on opposite outer sides of the two F-shaped side beams (1), and anchor ribs (4) are arranged at the lower ends of the anchor plates (3);
upper clamping plate (5): the two lower clamping plates (7) are vertically and slidingly connected between the outer cambered surfaces of the two screws (6) of the same upper clamping plate (5), the lower ends of the screws (6) are respectively and spirally connected with nuts (8), and the lower clamping plates (7) are respectively attached to the lower surfaces of the F-shaped side beams (1);
positioning mechanism (9): are respectively arranged between the two F-shaped side beams (1).
2. The municipal bridge expansion joint structure according to claim 1, wherein: positioning mechanism (9) are including spout (91), horizontal reference column (92) and limiting plate (93), spout (91) set up respectively in the opposite sides of two F type boundary beams (1), and the inside of spout (91) is all horizontal sliding connection has horizontal reference column (92), and the one end that horizontal reference column (92) is close to rubber sealing strip (2) all is equipped with limiting plate (93).
3. The municipal bridge expansion joint structure according to claim 2, wherein: the positioning mechanism (9) further comprises vertical positioning columns (94), the vertical positioning columns (94) are respectively arranged at one ends of the transverse positioning columns (92) far away from the rubber sealing strips (2), and the upper surfaces of the vertical positioning columns (94) and the upper surfaces of the F-shaped side beams (1) are located in the same plane.
4. The municipal bridge expansion joint structure according to claim 2, wherein: positioning mechanism (9) still include hole (95) and observation projection (96) of stepping down, step down hole (95) set up respectively in the opposite sides that is away from of two F type boundary beams (1), and equal sliding connection has between two hole (95) of stepping down that horizontal position corresponds and surveys projection (96), and it is located between two horizontal reference columns (92) of axisymmetry to observe projection (96), limiting plate (93) respectively with survey the extrados lateral sliding connection of projection (96).
5. The municipal bridge expansion joint structure according to claim 4, wherein: the positioning mechanism (9) further comprises a limiting block (97) and a spring (98), the limiting block (97) is respectively arranged in the middle of the outer cambered surface of the observation convex column (96), the spring (98) is respectively arranged between the limiting block (97) and the limiting plate (93), and the spring (98) is respectively movably sleeved on the outer cambered surface of the observation convex column (96).
6. The municipal bridge expansion joint structure according to claim 4, wherein: the number of the observation convex columns (96) is odd, and the middle observation convex column (96) is positioned at the longitudinal center of the F-shaped side beam (1).
7. The municipal bridge expansion joint structure according to claim 2, wherein: and the grooves of the outer cambered surfaces of the transverse positioning columns (92) are respectively provided with a scale plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321651172.6U CN220364856U (en) | 2023-06-27 | 2023-06-27 | Municipal bridge expansion joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321651172.6U CN220364856U (en) | 2023-06-27 | 2023-06-27 | Municipal bridge expansion joint structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220364856U true CN220364856U (en) | 2024-01-19 |
Family
ID=89513879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321651172.6U Active CN220364856U (en) | 2023-06-27 | 2023-06-27 | Municipal bridge expansion joint structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220364856U (en) |
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2023
- 2023-06-27 CN CN202321651172.6U patent/CN220364856U/en active Active
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