CN209873599U - Bridge reinforcing device for municipal bridge engineering - Google Patents

Bridge reinforcing device for municipal bridge engineering Download PDF

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Publication number
CN209873599U
CN209873599U CN201920553206.5U CN201920553206U CN209873599U CN 209873599 U CN209873599 U CN 209873599U CN 201920553206 U CN201920553206 U CN 201920553206U CN 209873599 U CN209873599 U CN 209873599U
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bridge
plate
reinforcing
base
beam columns
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CN201920553206.5U
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余拥华
吴渊
叶代青
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Anhui Construction Management Co Ltd
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Anhui Construction Management Co Ltd
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Abstract

The utility model relates to a bridge engineering technical field just discloses a bridge reinforcing apparatus for municipal bridge engineering, including foundatin base, girder column, layer board, abutment base and pontic, the bottom of girder column is connected with the top of foundatin base, and the bottom of girder column surface is connected with six inferior beam columns, and the top of six inferior beam columns is connected with the bottom of six layer boards respectively. The utility model discloses because shock insulation mechanism's setting, when the bridge top vehicle is more, can transmit to the supreme casing through connecting the roof to the produced resonance effort of bridge, the relative movement through last casing and lower casing this moment, and expanding spring's elastic force cooperatees, can offset the weakening to the resonance effort of bridge, and through lock nut's setting, can adjust locating plate and expanding spring's elasticity performance at any time, thereby with the application scope phase-match of bridge, and then guaranteed the shock insulation effect of bridge.

Description

Bridge reinforcing device for municipal bridge engineering
Technical Field
The utility model relates to a bridge engineering technical field specifically is a bridge reinforcing apparatus for municipal bridge engineering.
Background
The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed to span mountain stream, unfavorable geology or meet other traffic needs, so that the buildings are convenient to pass. The bridge generally comprises an upper structure, a lower structure, a support and an auxiliary structure, wherein the upper structure is also called a bridge span structure and is a main structure for spanning obstacles; the lower structure comprises a bridge abutment, a bridge pier and a foundation; the support is a force transmission device arranged at the supporting positions of the bridge span structure and the bridge pier or the bridge abutment.
The existing bridges in China have three types of technologies, obvious potential safety hazards exist, and once the bridges are influenced by emergencies such as heavy traffic, natural disasters and the like, the bridges are probably changed into dangerous bridges. Therefore, the number of bridges needing to be repaired, reinforced and modified is huge. The common bridge reinforcing method is a section enlarging reinforcing method, namely, the bearing area of the foundation is enlarged by planting bars on the original foundation and then pouring concrete on the periphery of the original foundation. However, because of the limitation of roads or buildings around the foundation, the foundation is difficult to expand in a large range so as to greatly improve the bearing capacity, and most bridges are subjected to severe vibration for a long time under the condition of long-term use, so that the service life of the bridge is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bridge reinforcing apparatus for municipal bridge engineering has reached the purpose that improves load and reinforcing bridge shock insulation ability.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bridge reinforcing apparatus for municipal bridge engineering, includes foundation bed, girder column, layer board, abutment base and pontic, the bottom of girder column is connected with the top of foundation bed, and the bottom of girder column surface is connected with six secondary beam columns, and the top of six secondary beam columns is connected with the bottom of six layer boards respectively, the intermediate position at layer board top is connected with shock insulation mechanism, and shock insulation mechanism's top is connected with the bottom of abutment base, the bottom of pontic is connected with the top of abutment base, six one side at top is connected through six anchor bars respectively between the secondary beam column, the bolt hole has been seted up all around at layer board top, be provided with reinforcing mechanism on the foundation bed.
The shock insulation mechanism comprises a lower shell, an upper shell, a connecting bottom plate, a damping block, a connecting screw rod, a connecting top plate, a positioning plate, a limiting block, a locking nut and a telescopic spring, wherein the bottom of the lower shell is connected with the top of the connecting bottom plate, the bottom of the connecting bottom plate is connected with the top of the damping block, the bottom of the damping block is lapped with the top of the supporting plate, the connecting bottom plate is connected with the supporting plate through a bolt, the inner side wall of the lower shell is connected with the outer side wall of the upper shell in a sliding manner, the middle position of the bottom of the upper shell is connected with the outer surface of the connecting screw rod through a thread, the bottom of the connecting screw rod penetrates through the middle position of the top of the positioning plate and extends to the lower part of the positioning plate, the top of the connecting screw rod is rotatably connected with the middle position of the bottom of the connecting top plate through, the connecting screw rod is in threaded connection with the locking nut through threads, the bottom of the locking nut is in lap joint with the top of the positioning plate, one end of the telescopic spring is connected with the bottom of the positioning plate, and the other end of the telescopic spring is connected with the bottom of the lower shell inner wall.
The reinforcing mechanism includes circle muscle, steel reinforcement cage and concrete, the surface of steel reinforcement cage is provided with a plurality of circle muscle, and the inside wall of circle muscle and the surface weld of steel reinforcement cage, connect through concrete placement between steel reinforcement cage and the circle muscle.
Preferably, the cross section shapes of the foundation base and the main beam column are both circular, and the diameter of the foundation base is larger than that of the main beam column.
Preferably, the supporting plate is rectangular in shape, and the supporting plate is connected with the abutment base through bolts.
Preferably, the secondary beam columns are arranged in an inclined state, and the six secondary beam columns are uniformly distributed in a regular hexagon relative to the main beam column.
Preferably, the reinforcing rods are welded by rigid connecting rods, and the six reinforcing rods and the six secondary beam columns are arranged in a regular triangle.
Preferably, the positioning plate is circular, and the periphery of the bottom of the positioning plate is provided with an extending edge.
Preferably, the distance between the ring ribs is fifty centimeters.
The utility model provides a bridge reinforcing apparatus for municipal bridge engineering. The method has the following beneficial effects:
(1) the utility model discloses because shock insulation mechanism's setting, when the bridge top vehicle is more, can pass through the roof to the produced resonance effort of bridge on transmitting supreme casing, the relative movement through last casing and lower casing this moment, and expanding spring's elastic force cooperatees, can offset the resonance effort of bridge and weaken, and through lock nut's setting, can adjust locating plate and expanding spring's elasticity performance at any time, thereby with the application scope phase-match of bridge, and then guaranteed the shock insulation effect of bridge.
(2) The utility model discloses owing to improve the girder post, through addding of six inferior beam columns, can make the lifting surface area increase of abutment base to because six inferior beam columns are regular hexagon and distribute, the stability of improvement pontic that can be very big, the anchor strut makes to be regular triangle position relation between inferior beam column and the girder post moreover, thereby is more stable to the reinforcement of pontic, and then has reached the purpose that enlarges bridge atress scope on original basis.
(3) The utility model discloses owing to improve basic seat, through the intercombination of circle muscle and steel reinforcement cage, improvement basic seat resistance ability that can be very big to it is fixed to have guaranteed asking of bridge, improves bearing capacity.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a top view of the structural main beam column of the present invention;
FIG. 2 is a schematic front view of the structure of the present invention;
FIG. 3 is a front sectional view of the structural seismic isolation mechanism of the present invention;
fig. 4 is a front sectional view of the structure foundation of the present invention.
In the figure: the concrete-filled bridge comprises a base seat 1, a main beam column 2, a secondary beam column 3, a supporting plate 4, a shock isolation mechanism 5, a bridge foundation 6, a bridge body 7, reinforcing rods 8, bolt holes 9, a reinforcing mechanism 10, a lower shell 51, an upper shell 52, a connecting bottom plate 53, a damping block 54, a connecting screw 55, a connecting top plate 56, a positioning plate 57, a limiting block 58, a locking nut 59, a telescopic spring 510, a ring rib 101, a reinforcing cage 102 and concrete 103.
Detailed Description
As shown in fig. 1-4, the utility model provides a technical solution: a bridge reinforcing device for municipal bridge engineering comprises a foundation base 1, a main beam column 2, a supporting plate 4, a bridge foundation base 6 and a bridge body 7, wherein the bottom of the main beam column 2 is fixedly connected with the top of the foundation base 1, the bottom of the outer surface of the main beam column 2 is fixedly connected with six secondary beam columns 3, the tops of the six secondary beam columns 3 are respectively fixedly connected with the bottoms of the six supporting plates 4, the middle position of the top of the supporting plate 4 is fixedly connected with a shock insulation mechanism 5, the top of the shock insulation mechanism 5 is fixedly connected with the bottom of the bridge foundation base 6, the bottom of the bridge body 7 is fixedly connected with the top of the bridge foundation base 6, one side of the tops among the six secondary beam columns 3 is respectively fixedly connected through six reinforcing rods 8, bolt holes 9 are formed in the periphery of the top of the supporting plate 4, a reinforcing mechanism 10 is arranged on the foundation base 1, the cross sections of the foundation base 1 and the main beam column 2 are both circular, and the diameter of, the shape of layer board 4 is the rectangle, and layer board 4 passes through bolted connection with abutment base 6, and secondary beam column 3 sets up for the tilt state, and six secondary beam columns 3 are regular hexagon evenly distributed for main beam column 2, and the anchor strut 8 is the welding of rigid connection rod, and is regular triangle-shaped setting between six anchor struts 8 and six secondary beam columns 3.
The vibration isolation mechanism 5 comprises a lower shell 51, an upper shell 52, a connecting bottom plate 53, a damping block 54, a connecting screw 55, a connecting top plate 56, a positioning plate 57, a limiting block 58, a locking nut 59 and a telescopic spring 510, wherein the bottom of the lower shell 51 is fixedly connected with the top of the connecting bottom plate 53, the bottom of the connecting bottom plate 53 is fixedly connected with the top of the damping block 54, the bottom of the damping block 51 is lapped with the top of the supporting plate 4, the connecting bottom plate 53 is fixedly connected with the supporting plate 4 through a bolt, the inner side wall of the lower shell 51 is slidably connected with the outer side wall of the upper shell 52, the middle position of the bottom of the upper shell 52 is connected with the outer surface of the connecting screw 55 through a thread, the bottom of the connecting screw 55 penetrates through the middle position of the top of the positioning plate 57 and extends to the lower part, the top of the connecting screw 55 is rotatably connected with the middle position of the bottom of the connecting, the bottom of connecting screw 55 and the top fixed connection of stopper 58, through screw thread and locking nut 59 threaded connection on the connecting screw 55, and the bottom of locking nut 59 and the top overlap joint of locating plate 57, the one end of expanding spring 510 and the bottom fixed connection of locating plate 57, and the other end of expanding spring 510 and the bottom fixed connection of lower casing 51 inner wall, the shape of locating plate 57 is circular, and is provided with the extension limit around the locating plate 57 bottom.
Reinforcing mechanism 10 includes circle muscle 101, steel reinforcement cage 102 and concrete 103, and the surface of steel reinforcement cage 102 is provided with a plurality of circles muscle 101, and the inside wall of circle muscle 101 and the outer surface welding of steel reinforcement cage 102 pour through concrete 103 between steel reinforcement cage 102 and the circle muscle 101 and be connected, and the distance between the circle muscle 102 is fifty centimeters.
When using, when the passing vehicle is more at the top of pontic 7, can transmit to last casing 52 through connecting roof 56 to the produced resonance effort of pontic 7, pass through the relative movement of last casing 52 with lower casing 51 this moment, and expanding spring 510's elastic force cooperatees, can offset the damping to the resonance effort of pontic 7, and through lock nut 59's setting, can adjust locating plate 57 and expanding spring 510's elasticity performance at any time, thereby match with pontic 7's application scope, and then guaranteed pontic 7's shock insulation effect.
In summary, the following results can be obtained: the utility model can increase the bearing area of the foundation bridge base 6 by improving the main beam column 2 and increasing six secondary beam columns 3, and greatly improve the stability of the bridge body 7 by arranging the six secondary beam columns 3 in a regular hexagon distribution, and the reinforcing rod 8 enables the secondary beam columns 3 and the main beam column 2 to be in a regular triangle position relation, thereby the reinforcing of the bridge body 7 is more stable, and the purpose of expanding the bearing range of the bridge on the original basis is achieved, because of the arrangement of the shock insulation mechanism 5, when more vehicles pass through the top of the bridge body 7, the resonance acting force generated by the bridge body 7 can be transmitted to the upper shell 52 through the connecting top plate 56, and at the moment, the relative movement between the upper shell 52 and the lower shell 51 is realized, and the elastic acting force of the expansion spring 510 is matched, the resonance acting force of the bridge body 7 can be offset and weakened, and through lock nut 59's setting, can adjust locating plate 57 and expanding spring 510's elasticity performance at any time to with the application scope phase-match of pontic 7, and then guaranteed pontic 7's shock insulation effect, the utility model discloses owing to improve basic seat 1, through the intercombination of circle muscle 101 and steel reinforcement cage 102, improvement basis seat 1 resistance ability that can be very big, thereby guaranteed asking of bridge fixed, improved bearing capacity.

Claims (7)

1. The utility model provides a bridge reinforcing apparatus for municipal bridge engineering, includes foundation (1), girder post (2), layer board (4), abutment base (6) and pontic (7), its characterized in that: the bottom of the main beam column (2) is connected with the top of the foundation base (1), the bottom of the outer surface of the main beam column (2) is connected with six secondary beam columns (3), the tops of the six secondary beam columns (3) are respectively connected with the bottoms of six supporting plates (4), the middle position of the top of each supporting plate (4) is connected with a shock insulation mechanism (5), the top of each shock insulation mechanism (5) is connected with the bottom of the foundation base (6), the bottom of the bridge body (7) is connected with the top of the foundation base (6), one side of the top among the six secondary beam columns (3) is respectively connected through six reinforcing rods (8), bolt holes (9) are formed in the periphery of the top of each supporting plate (4), and a reinforcing mechanism (10) is arranged on the foundation base (1);
the shock insulation mechanism (5) comprises a lower shell (51), an upper shell (52), a connecting bottom plate (53), a damping block (54), a connecting screw rod (55), a connecting top plate (56), a positioning plate (57), a limiting block (58), a locking nut (59) and a telescopic spring (510), wherein the bottom of the lower shell (51) is connected with the top of the connecting bottom plate (53), the bottom of the connecting bottom plate (53) is connected with the top of the damping block (54), the bottom of the damping block (54) is overlapped with the top of the supporting plate (4), the connecting bottom plate (53) is connected with the supporting plate (4) through bolts, the inner side wall of the lower shell (51) is connected with the outer side wall of the upper shell (52) in a sliding manner, the middle position of the bottom of the upper shell (52) is connected with the outer surface of the connecting screw rod (55) through threads, and the bottom of the connecting screw rod (55) penetrates through the middle position of the top of the positioning plate, the top of the connecting screw rod (55) is rotatably connected with the middle position of the bottom of the connecting top plate (56) through a bearing, the top of the connecting top plate (56) is connected with the bottom of the abutment base (6), the bottom of the connecting screw rod (55) is connected with the top of the limiting block (58), the connecting screw rod (55) is in threaded connection with the locking nut (59) through threads, the bottom of the locking nut (59) is overlapped with the top of the positioning plate (57), one end of the telescopic spring (510) is connected with the bottom of the positioning plate (57), and the other end of the telescopic spring (510) is connected with the bottom of the inner wall of the lower shell (51);
reinforcing mechanism (10) are including circle muscle (101), steel reinforcement cage (102) and concrete (103), the surface of steel reinforcement cage (102) is provided with a plurality of circles muscle (101), and the inside wall of circle muscle (101) and the outer surface welding of steel reinforcement cage (102), pour through concrete (103) between steel reinforcement cage (102) and circle muscle (101) and be connected.
2. The bridge reinforcing apparatus for municipal bridge engineering according to claim 1, wherein: the cross section shapes of the foundation base (1) and the main beam column (2) are circular, and the diameter of the foundation base (1) is larger than that of the main beam column (2).
3. The bridge reinforcing apparatus for municipal bridge engineering according to claim 1, wherein: the supporting plate (4) is rectangular, and the supporting plate (4) is connected with the abutment base (6) through bolts.
4. The bridge reinforcing apparatus for municipal bridge engineering according to claim 1, wherein: the secondary beam columns (3) are arranged in an inclined state, and the six secondary beam columns (3) are uniformly distributed in a regular hexagon relative to the main beam column (2).
5. The bridge reinforcing apparatus for municipal bridge engineering according to claim 1, wherein: the reinforcing rods (8) are welded by rigid connecting rods, and the six reinforcing rods (8) and the six secondary beam columns (3) are arranged in a regular triangle manner.
6. The bridge reinforcing apparatus for municipal bridge engineering according to claim 1, wherein: the positioning plate (57) is circular, and extending edges are arranged on the periphery of the bottom of the positioning plate (57).
7. The bridge reinforcing apparatus for municipal bridge engineering according to claim 1, wherein: the distance between the ring ribs (101) is fifty centimeters.
CN201920553206.5U 2019-04-22 2019-04-22 Bridge reinforcing device for municipal bridge engineering Active CN209873599U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920553206.5U CN209873599U (en) 2019-04-22 2019-04-22 Bridge reinforcing device for municipal bridge engineering

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920553206.5U CN209873599U (en) 2019-04-22 2019-04-22 Bridge reinforcing device for municipal bridge engineering

Publications (1)

Publication Number Publication Date
CN209873599U true CN209873599U (en) 2019-12-31

Family

ID=68961519

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920553206.5U Active CN209873599U (en) 2019-04-22 2019-04-22 Bridge reinforcing device for municipal bridge engineering

Country Status (1)

Country Link
CN (1) CN209873599U (en)

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