CN216275272U - Small box beam bridge device - Google Patents
Small box beam bridge device Download PDFInfo
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- CN216275272U CN216275272U CN202122945999.5U CN202122945999U CN216275272U CN 216275272 U CN216275272 U CN 216275272U CN 202122945999 U CN202122945999 U CN 202122945999U CN 216275272 U CN216275272 U CN 216275272U
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- box girder
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Abstract
The application relates to a small box girder bridge device, which relates to the technical field of bridge construction and comprises two transverse bridge erecting mechanisms for erecting small box girders, wherein one end of each small box girder in the length direction is detachably connected with one transverse bridge erecting mechanism, and the other end of each small box girder in the length direction is detachably connected with the other transverse bridge erecting mechanism; the transverse bridge erecting mechanism comprises a transverse rail arranged on the cover beam, and the transverse rail is connected with a sliding seat detachably connected with one end of the small box girder in a sliding manner; the sliding seat is connected with a driving piece, and the driving piece is used for driving the sliding seat to slide along the length direction of the transverse moving track. This application has the effect that improves and erect prefabricated little case roof beam convenience under finite space.
Description
Technical Field
The application relates to the technical field of bridge construction, in particular to a small box beam bridge device.
Background
With the continuous and vigorous development of the transportation industry in China, the bridge structure forms are increasingly rich, and the prefabricated small box girder is widely applied to the upper structure of the highway bridge in each grade due to the characteristics of high construction speed, light weight, strong bearing capacity, good structural performance and the like. However, the prefabricated small box girder is difficult to erect by adopting the traditional bridge erecting machine under the conditions of insufficient safety distance and limited space under the condition of a bridge line widening section and a high-voltage line. And the lifting beam of the truck crane is greatly influenced by the site, and the foundation treatment is time-consuming and labor-consuming.
SUMMERY OF THE UTILITY MODEL
In order to improve the convenience of erectting prefabricated little case roof beam under finite space, this application provides a little case beam bridge device.
The application provides a small box beam bridge device adopts following technical scheme:
a small box beam bridge device comprises two transverse bridge erecting mechanisms for erecting small box beams, wherein one end of each small box beam in the length direction is detachably connected with one transverse bridge erecting mechanism, and the other end of each small box beam in the length direction is detachably connected with the other transverse bridge erecting mechanism; the transverse bridge erecting mechanism comprises a transverse rail arranged on the cover beam, and the transverse rail is connected with a sliding seat detachably connected with one end of the small box girder in a sliding manner; the sliding seat is connected with a driving piece, and the driving piece is used for driving the sliding seat to slide along the length direction of the transverse moving track.
By adopting the technical scheme, the transverse moving rail is directly arranged on the cover beam, the driving piece drives the sliding seat to slide along the length direction of the transverse moving rail, so that the small box beam is driven to slide to a target position along the length direction of the cover beam, the transverse moving bridge erecting mechanism solves the difficult problem that the transverse moving erection of the bridge erecting machine cannot be adopted under the conditions that the size of the cover beam is limited, the track of the bridge erecting machine is too wide and the height of the bridge erecting machine is too high, and the convenience for erecting the prefabricated small box beam in a limited space is improved.
Optionally, a sliding bar is arranged on one side of the sliding seat, which is close to the transverse moving rail, and a sliding groove for the sliding bar to slide is formed in the transverse moving rail.
Through adopting above-mentioned technical scheme, the draw runner cooperates with the spout, has realized slide and sideslip orbital sliding connection.
Optionally, the driving member includes an oil pump, a self-locking through jack, a steel strand and a fixed block, the fixed block is disposed at one end of the traverse rail, one end of the steel strand is connected to the fixed block, and the other end of the steel strand sequentially passes through the sliding seat and the self-locking through jack and is connected to the sliding seat and the self-locking through jack; and one end of the self-locking through jack, which is close to the fixed block, is abutted against the sliding seat, and the oil pump is connected with the self-locking through jack and used for driving the self-locking through jack to work.
By adopting the technical scheme, when the oil pump drives the self-locking through type jack to work, the self-locking through type jack drives the sliding strip to slide towards the direction of the fixed block along the steel strand, and the self-locking through type jack is matched with the steel strand fixed at one end, so that the sliding seat is driven.
Optionally, the bridging device further comprises a leveling assembly, the leveling assembly is arranged along the length direction of the traverse rail, and the traverse rail is detachably connected with the cover beam through the leveling assembly.
Through adopting above-mentioned technical scheme, leveling subassembly sets up between sideslip track and bent cap for leveling sideslip track makes the sideslip track keep the level, thereby makes the slip on the sideslip track that the little case roof beam can be more steady.
Optionally, the leveling assembly comprises a plurality of supporting columns and a plurality of cushion blocks, the supporting columns are uniformly arranged along the length direction of the traverse rail, and the cushion blocks are located between the supporting columns and the traverse rail; the support column is detachably connected with the cover beam.
By adopting the technical scheme, the transverse moving rail can be kept horizontal by matching the supporting columns and the cushion blocks, so that the transverse moving rail is leveled.
Optionally, the supporting column includes a column body and a bottom plate, and the bottom plate is fixedly connected with the bottom end of the column body; the bottom plate is detachably connected with the cover beam through bolts.
Through adopting above-mentioned technical characteristic, the bolt has realized being connected with dismantling of bent cap with the bottom plate to realized being connected with dismantling of bent cap with the support column.
Optionally, the leveling assembly further comprises a pad beam, the pad beam is erected between two adjacent cover beams with coincident axes, and the pad beam is located between the cover beam and the transverse moving rail.
Through adopting above-mentioned technical scheme, the pad beam has reduced the possibility that the sideslip track sinks between adjacent bent cap for the little case roof beam can steadily pass through between the adjacent bent cap.
Optionally, the bridging device further comprises a fixing piece, the fixing piece comprises a supporting block and a supporting rod, one end of the supporting rod is rotatably connected with the sliding seat, and the other end of the supporting rod is abutted against one side of the small box girder in the length direction; and the small box girder is positioned between the supporting block and the supporting rod.
Through adopting above-mentioned technical scheme, place the back on the slide when the small box roof beam, rotate the bracing piece and make bracing piece and small box roof beam length direction butt, can cooperate with the supporting shoe, realize lieing in the fixed of small box roof beam between the two.
Optionally, the supporting block is connected with a cutting, and the sliding seat is provided with a slot for inserting the cutting.
Through adopting above-mentioned technical scheme, the cooperation of cutting and slot has realized being connected dismantled of supporting shoe and slide, and the cooperation of cutting and slot has strengthened being connected of supporting shoe and slide, has improved the stability of supporting shoe.
Optionally, one end of the support rod is connected with the sliding seat bearing, and the other end of the support rod is sleeved with a rubber pad.
Through adopting above-mentioned technical scheme, the bracing piece is kept away from slide pot head and is established the rubber pad, has increased the friction of bracing piece and little case roof beam, has strengthened the fixed of bracing piece and little case roof beam.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by arranging the transverse moving rail, the sliding seat and the driving piece, the driving piece drives the sliding seat to slide along the length direction of the transverse moving rail, so that the small box girder detachably connected with the sliding seat can be driven to slide along the length direction of the cover beam, the small box girder is conveyed to a target position, and the convenience of erecting the prefabricated small box girder in a limited space is improved;
2. the driving of the driving piece to the sliding seat is realized by arranging the oil pump, the self-locking through jack, the steel strand and the fixed block;
3. the supporting blocks and the supporting rods are arranged, so that the small box girder is fixed, and the possibility of danger caused by the sliding of the small box girder on the sliding seat is reduced;
4. through setting up support column, cushion and pad roof beam, realized leveling subassembly to the leveling of sideslip track for the little case roof beam can be more steady slide on the sideslip track.
Drawings
Fig. 1 is a schematic structural diagram of a small box beam bridge device according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a transverse bridging mechanism in an embodiment of the present application.
Description of reference numerals: 1. a small box girder; 2. a capping beam; 3. a cross-sliding bridging mechanism; 31. traversing the track; 311. a chute; 32. a slide base; 321. a slot; 322. a slide bar; 33. a drive member; 331. a self-locking feed-through jack; 332. steel strand wires; 333. a fixed block; 4. a leveling assembly; 41. a support pillar; 411. a column body; 412. a base plate; 42. cushion blocks; 43. a bolster; 5. a fixing member; 51. a support block; 52. a support bar; 53. and (5) cutting.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses a small box beam bridge device, and with reference to fig. 1 and 2, the bridge device comprises two transverse bridge mechanisms 3 and a leveling component 4, one end of a small box beam 1 in the length direction is detachably connected with one transverse bridge mechanism 3, and the other end of the small box beam is detachably connected with the other transverse bridge mechanism 3; the transverse bridging mechanism 3 comprises a transverse rail 31, a sliding seat 32 and a driving piece 33, wherein the transverse rail 31 is arranged on the cover beam 2, and the length direction of the transverse rail 31 is the same as that of the cover beam 2.
Referring to fig. 1 and 2, the leveling assembly 4 includes a pad beam 43, a plurality of support columns 41 and a plurality of cushion blocks 42, wherein the support columns 41 are uniformly arranged along the length direction of the traverse rail 31; the supporting column 41 comprises a column shaft 411 and a bottom plate 412, the column shaft 411 and the bottom plate 412 are integrally formed, and the bottom plate 412 is detachably connected with the cover beam 2 through bolts. The spacers 42 are located between the supporting columns 41 and the traverser rail 31, so that the supporting columns 41 and the spacers 42 cooperate to level the traverser rail 31, so that the box girder 1 can slide on the traverser rail 31 more smoothly. The pad beam 43 is erected between two adjacent cover beams 2 with coincident axes, and the pad beam 43 is positioned between the cover beam 2 and the transverse moving track 31; in this way, the bolster 43 reduces the possibility of the traverser rail 31 sinking between adjacent capping beams 2, so that the small box beam 1 can smoothly pass between the adjacent capping beams 2.
Referring to fig. 1 and 2, one end of the small box girder 1 in the length direction is lapped with the sliding base 32, the sliding base 32 is welded with the sliding strip 322, the transverse moving track 31 is provided with a sliding groove 311 for the sliding strip 322 to slide, the sliding groove 311 is arranged along the length direction of the transverse moving track 31, and the sliding groove 311 is matched with the sliding strip 322 to realize the sliding connection between the sliding base 32 and the transverse moving track 31. The driving member 33 is connected to the slider 32 for driving the slider 32 to slide along the length of the traverse rail 31.
In conclusion, the transverse moving rail 31 is directly arranged on the cover beam 2, the driving piece 33 drives the sliding seat 32 to slide along the length direction of the transverse moving rail 31, so that the small box girder 1 lapped on the sliding seat 32 can be driven to slide to a target position along the length direction of the cover beam 2, the transverse moving bridge erecting mechanism 3 solves the problem that the bridge erecting machine cannot be used for transverse moving erection under the conditions that the size of the cover beam 2 is limited, the track of the bridge erecting machine is too wide and the height of the bridge erecting machine is too high, and the convenience of erecting the prefabricated small box girder 1 in a limited space is improved.
Referring to fig. 1 and 2, the driving member 33 includes an oil pump, a self-locking through jack 331, a steel strand 332 and a fixing block 333, the fixing block 333 is welded to one end of the traverse rail 31, one end of the steel strand 332 is fixedly connected to the fixing block 333 through an anchor, and the other end of the steel strand sequentially passes through the sliding seat 32 and the self-locking through jack 331, is slidably connected to the sliding seat 32, and is slidably connected to the self-locking through jack 331; and one end of the self-locking through jack 331 is abutted against the slide base 32, and the oil pump is connected with the self-locking through jack 331 and used for driving the self-locking through jack 331 to work. When the oil pump drives the self-locking through type jack 331 to work, the self-locking through type jack 331 drives the sliding strip 322 to slide along the steel strand 332 towards the direction of the fixed block 333, and the self-locking through type jack 331 is matched with the steel strand 332 with one fixed end, so that the sliding base 32 is driven.
Referring to fig. 1 and 2, the bridging device further comprises a fixing member 5 for fixing the small box girder 1, the fixing member 5 comprises a supporting block 51 and a supporting rod 52, the supporting block 51 is detachably connected with the sliding seat 32, and one end of the supporting rod 52 is rotatably connected with the sliding seat 32; when the small box girder 1 is lapped on the sliding seat 32, the small box girder 1 is positioned between the supporting block 51 and the supporting rod 52, and one end of the supporting rod 52 far away from the sliding seat 32 is abutted with the small box girder 1. The supporting block 51 is welded with an inserting strip 53, the sliding seat 32 is provided with a slot 321 into which the inserting strip 53 is inserted, and the inserting strip 53 is matched with the slot 321 to realize the insertion connection of the supporting block 51 and the sliding seat 32; one end of the support rod 52 is in bearing connection with the sliding seat 32, and the other end of the support rod 52 is further sleeved with a rubber pad for increasing the friction force between one end of the support rod 52 far away from the sliding seat 32 and the small box girder 1, so that the fixation of the support rod 52 on the small box girder 1 is enhanced. When the small box girder 1 is lapped on the sliding seat 32, the supporting block 51 is firstly installed, and one end of the supporting rod 52 far away from the sliding seat 32 is rotated to the direction far away from the supporting block 51, so that the small box girder 1 can be lapped on the sliding seat 32 conveniently, and the possibility of overturning of the small box girder 1 is reduced.
In order to reduce the possibility of abrasion between the traverse rail 31 and the slide carriage 32 and thereby improve the service life of the traverse bridging mechanism 3, a wear-resistant plate is bonded to the traverse rail 31 and the surface facing the slide carriage 32. The wear plate serves to prevent direct contact of the very lateral slide rail with the slide 32 while reducing friction between the slide 32 and the lateral rail 31.
The implementation principle of the small box beam bridge device in the embodiment of the application is as follows: when the small box girder erection device is used, the transverse moving track 31 is fixed on the cover girder 2 through the support column 41, the support block 51 is firstly inserted on the slide seat 32, and one end of the support rod 52 far away from the slide seat 32 is rotated to the direction far away from the support block 51, so that one end of the small box girder 1 can be lapped on the slide seat 32, and then the support rod 52 is rotated to enable one end of the support rod 52 far away from the slide seat 32 to be abutted against the small box girder 1; turning on an oil pump to drive the self-locking through jack 331 to work so as to drive the sliding seat 32 to slide towards the position of the fixed block 333, and thus drive the small box girder 1 on the sliding seat 32 to slide to a target position; therefore, the bridging device can solve the problem that the small box girder 1 cannot be erected in a transverse moving mode by the bridge girder erection machine under the conditions that the size of the bent cap 2 is limited, the track of the bridge girder erection machine is too wide and the height of the bridge girder erection machine is too high, and convenience in erecting the small box girder 1 in a limited space is improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a small box roof beam bridge device which characterized in that: the box girder erection device comprises two transverse bridge mechanisms (3) for erecting a small box girder (1), wherein one end of the small box girder (1) in the length direction is detachably connected with one transverse bridge mechanism (3), and the other end of the small box girder (1) is detachably connected with the other transverse bridge mechanism (3); the transverse bridge mechanism (3) comprises a transverse rail (31) arranged on the cover beam (2), and the transverse rail (31) is connected with a sliding seat (32) detachably connected with one end of the small box beam (1) in a sliding manner; the sliding seat (32) is connected with a driving piece (33), and the driving piece (33) is used for driving the sliding seat (32) to slide along the length direction of the transverse moving track (31).
2. A small box girder bridge installation according to claim 1, wherein: a sliding strip (322) is arranged on one side of the sliding seat (32) close to the transverse moving track (31), and a sliding groove (311) for the sliding strip (322) to slide is formed in the transverse moving track (31).
3. A small box girder bridge installation according to claim 1, wherein: the driving piece (33) comprises an oil pump, a self-locking through type jack (331), a steel strand (332) and a fixed block (333), the fixed block (333) is arranged at one end of the transverse moving track (31), one end of the steel strand (332) is connected with the fixed block (333), and the other end of the steel strand (332) sequentially penetrates through the sliding seat (32) and the self-locking through type jack (331) and is connected with the sliding seat (32) and the self-locking through type jack (331); and one end, close to the fixed block (333), of the self-locking through type jack (331) is abutted to the sliding seat (32), and the oil pump is connected with the self-locking through type jack (331) and used for driving the self-locking through type jack (331) to work.
4. A small box girder bridge installation according to claim 1, wherein: the bridging device further comprises a leveling component (4), the leveling component (4) is arranged along the length direction of the transverse moving rail (31), and the transverse moving rail (31) is detachably connected with the cover beam (2) through the leveling component (4).
5. A small box girder bridge installation according to claim 4, wherein: the leveling assembly (4) comprises a plurality of supporting columns (41) and a plurality of cushion blocks (42), the supporting columns (41) are uniformly distributed along the length direction of the transverse moving rail (31), and the cushion blocks (42) are positioned between the supporting columns (41) and the transverse moving rail (31); the supporting column (41) is detachably connected with the cover beam (2).
6. A small box girder bridge installation according to claim 5, wherein: the supporting column (41) comprises a column body (411) and a bottom plate (412), and the bottom plate (412) is fixedly connected with the bottom end of the column body (411); the bottom plate (412) is detachably connected with the cover beam (2) through bolts.
7. A small box girder bridge installation according to claim 5, wherein: the leveling component (4) further comprises a pad beam (43), the pad beam (43) is erected between two adjacent cover beams (2) with coincident axes, and the pad beam (43) is located between the cover beams (2) and the transverse moving rail (31).
8. A small box girder bridge installation according to claim 1, wherein: the bridging device further comprises a fixing piece (5), the fixing piece (5) comprises a supporting block (51) and a supporting rod (52), one end of the supporting rod (52) is rotatably connected with the sliding seat (32), and the other end of the supporting rod is abutted to one side of the small box girder (1) in the length direction; and the small box girder (1) is positioned between the supporting block (51) and the supporting rod (52).
9. A small box girder bridge installation according to claim 8, wherein: the supporting block (51) is connected with an inserting strip (53), and the sliding seat (32) is provided with a slot (321) for the inserting strip (53) to be inserted.
10. A small box girder bridge installation according to claim 8, wherein: one end of the support rod (52) is connected with the sliding seat (32) through a bearing, and the other end of the support rod is sleeved with a rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122945999.5U CN216275272U (en) | 2021-11-27 | 2021-11-27 | Small box beam bridge device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122945999.5U CN216275272U (en) | 2021-11-27 | 2021-11-27 | Small box beam bridge device |
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| Publication Number | Publication Date |
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| CN216275272U true CN216275272U (en) | 2022-04-12 |
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| CN202122945999.5U Active CN216275272U (en) | 2021-11-27 | 2021-11-27 | Small box beam bridge device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114908680A (en) * | 2022-05-13 | 2022-08-16 | 中南建设集团有限公司 | Rapid prefabricating, mounting and constructing method for assembled pi-shaped steel-concrete composite beam |
| CN114922087A (en) * | 2022-06-23 | 2022-08-19 | 湖南省交通规划勘察设计院有限公司 | Construction method of rear-mounted combined column type platform wide-spliced bridge |
-
2021
- 2021-11-27 CN CN202122945999.5U patent/CN216275272U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114908680A (en) * | 2022-05-13 | 2022-08-16 | 中南建设集团有限公司 | Rapid prefabricating, mounting and constructing method for assembled pi-shaped steel-concrete composite beam |
| CN114922087A (en) * | 2022-06-23 | 2022-08-19 | 湖南省交通规划勘察设计院有限公司 | Construction method of rear-mounted combined column type platform wide-spliced bridge |
| CN114922087B (en) * | 2022-06-23 | 2023-08-22 | 湖南省交通规划勘察设计院有限公司 | Construction method of rear-mounted combined column type platform spliced wide bridge |
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