CN214737290U

CN214737290U - Bridge steel structure with good anti-seismic effect

Info

Publication number: CN214737290U
Application number: CN202121001479.2U
Authority: CN
Inventors: 董文涛
Original assignee: Xuzhou Tenglu Heavy Industry Technology Co Ltd
Current assignee: Xuzhou Tenglu Heavy Industry Technology Co Ltd
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-11-16
Anticipated expiration: 2031-05-12

Abstract

The utility model discloses an effectual bridge steel structure of antidetonation, including pier and bridge plate, it the pier includes pier stud, intermediate pillar and lower pier stud, open the inside of bridge plate has the same rectangular hole of size, and the inside fixed mounting of rectangular hole has the arc that the equidistance distributes, the arc inner wall fixed mounting of arc has the right angle board, and the bottom of right angle board and the interior wall connection of rectangular hole, it is provided with first shock pad to go up between pier stud and the intermediate pillar. The utility model discloses the pier divides pier stud, intermediate pillar, pier stud three-section setting down, and sets up first shock pad and second shock pad between the adjacent both ends respectively, the effectual longitudinal wave that has cushioned the earthquake and produce reduces the vibrations of pier and bridge plate, and the transverse wave that the earthquake produced transmits the bridge plate through the pier, and the arc receives and produces vibrations after the transverse wave influences, cushions partial earthquake transverse wave, the effectual antidetonation effect that improves the bridge, the shock resistance of reinforcing bridge.

Description

Bridge steel structure with good anti-seismic effect

Technical Field

The utility model relates to a bridge steel construction technical field especially relates to an effectual bridge steel construction of antidetonation.

Background

Steel structures are structures composed of steel materials and are one of the main building structure types. The structure mainly comprises steel beams, steel columns, steel trusses and other members made of section steel, steel plates and the like, and rust removing and preventing processes such as silanization, pure manganese phosphating, washing drying, galvanization and the like are adopted. The components or parts are typically joined by welds, bolts or rivets. Because of its light dead weight, and construction is simple and convenient, widely apply to fields such as large-scale factory building, venue, superelevation layer. The steel structure is easy to rust, and generally the steel structure needs to be derusted, galvanized or painted, and needs to be maintained regularly.

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 auxiliary structures refer to bridge end butt straps, tapered revetments, diversion works and the like.

The existing steel structure bridge is insufficient in anti-seismic performance, and if the bridge meets an earthquake, the earthquake action borne by the bridge is gradually amplified from bottom to top, so that the main body of the bridge is damaged, the bridge is seriously collapsed and casualties are seriously caused, and therefore, the bridge steel structure with good anti-seismic effect is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a bridge steel structure with good anti-seismic effect.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an effectual bridge steel structure of antidetonation, includes pier and bridge plate, its the pier includes pier stud, intermediate pillar and pier stud down, open the inside of bridge plate has the same rectangular hole of size, and the inside fixed mounting of rectangular hole has the arc of equidistance distribution, the arc inner wall fixed mounting of arc has the right angle board, and the bottom of right angle board and the interior wall connection of rectangular hole, upward be provided with first shock pad between pier stud and the intermediate pillar, and be provided with the second shock pad between intermediate pillar and the lower pier stud.

Preferably, two grooves which are symmetrically distributed are formed in one side, close to the bridge plate, of the upper pier column, a protruding block is arranged on the outer wall, close to the bridge plate, of one side of the upper pier column, and the protruding block is inserted into the inner wall of the rectangular hole.

Preferably, the left end and the right end of the bridge plate are provided with symmetrically distributed bulges, and the bulges are matched with the grooves.

Preferably, the outer wall of the bottom of the bridge plate is fixed with a reinforcing block, and one side of the reinforcing block is fixed on the upper pier stud.

Preferably, the outer wall of the bottom of the upper pier stud is provided with a first slot, the outer wall of the top of the lower pier stud is provided with a second slot, the outer walls of the upper side and the lower side of the middle stud are provided with first insertion blocks which are symmetrically distributed, and the first insertion blocks are matched with the first slot and the second slot.

Preferably, the upper pier column, the middle column and the lower pier column are provided with mounting holes with the same size, and mounting rods are fixedly mounted inside the mounting holes.

Preferably, two the opposite side inner wall of going up the pier stud is fixed with the reinforcing plate, and the bottom outer wall of bridge plate is fixed with the fixed plate, and fixed mounting has the backup pad between fixed plate and the reinforcing plate.

Compared with the prior art, the utility model provides an effectual bridge steel structure combats earthquake possesses following beneficial effect:

1. through the last pier stud that sets up, the middle post, pier stud down, the bridge plate, the arc, the right angle board, the pier goes up the pier stud, the middle post, pier stud three-section sets down, and set up first shock pad and second shock pad between the adjacent both ends respectively, the effectual longitudinal wave that has cushioned the earthquake and produce, reduce the vibrations of pier and bridge plate, and the transverse wave that the earthquake produced transmits the bridge plate through the pier, the arc receives and produces vibrations after the transverse wave influences, cushion partial earthquake transverse wave, the effectual antidetonation effect that has improved the bridge, strengthen the antidetonation stability of bridge.

2. Through the recess, lug, the arch that set up, go up pier stud and the mutual gomphosis of bridge plate and make that pier stud and bridge plate are connected inseparabler, strengthened the wholeness and the mechanism security of bridge.

3. Through the first inserted block, first slot, second slot, mounting hole, the installation pole that set up, make upper pier stud, intermediate pillar, lower pier stud connect inseparabler from top to bottom, form whole pier, strengthened the structural stability and the antidetonation effect of pier.

4. Through reinforcing plate, backup pad, the fixed plate that sets up, reinforcing plate and backup pad form a plurality of triangle-shaped structures, upwards support fixed plate and bridge plate, increase the holding power of bridge plate middle part, further strengthen the antidetonation effect and the bearing size of bridge plate.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses overall structure is simple, compact, and the antidetonation is effectual, and safety and stability is good.

Drawings

Fig. 1 is a schematic view of the overall structure of a bridge steel structure with good anti-seismic effect provided by the utility model;

fig. 2 is a schematic view of the internal structure of a bridge plate of a bridge steel structure with a good anti-seismic effect, which is provided by the utility model;

fig. 3 is a schematic view of an upper pier column structure of a bridge steel structure with a good anti-seismic effect provided by the utility model;

fig. 4 is a schematic diagram of an explosion structure of a bridge pier of a bridge steel structure with a good anti-seismic effect;

fig. 5 is the utility model provides a second structure schematic diagram of embodiment of effectual bridge steel construction of antidetonation.

In the figure: 1-upper pier column, 2-reinforcing block, 3-middle column, 4-lower pier column, 5-bridge plate, 6-protrusion, 7-rectangular hole, 8-arc plate, 9-right-angle plate, 10-groove, 11-mounting hole, 12-first slot, 13-bump, 14-first plug block, 15-first shock pad, 16-mounting rod, 17-second shock pad, 18-second slot, 19-reinforcing plate, 20-support plate and 21-fixing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-4, a bridge steel structure with good anti-seismic effect comprises a bridge pier and a bridge slab 5, wherein the bridge pier comprises an upper pier stud 1, a middle stud 3 and a lower pier stud 4, a rectangular hole 7 with the same size is formed in the bridge slab 5, arc-shaped plates 8 are fixedly arranged in the rectangular hole 7 and are distributed at equal intervals, right-angle plates 9 are fixedly arranged on the arc-shaped inner walls of the arc-shaped plates 8, the bottom end of each right-angle plate 9 is connected with the inner wall of the rectangular hole 7, a first shock pad 15 is arranged between the upper pier stud 1 and the middle stud 3, a second shock pad 17 is arranged between the middle stud 3 and the lower pier stud 4, the bridge pier is divided into an upper pier stud 1, a middle stud 3 and a lower pier stud 4, and a first shock pad 15 and a second shock pad 17 are respectively arranged between the two adjacent ends, so that longitudinal waves generated by an earthquake are effectively buffered, the vibrations of the bridge pier and the bridge slab 5 are reduced, and transverse waves generated by the earthquake are transmitted to the bridge slab 5, the arc-shaped plate 8 generates vibration after being influenced by the transverse waves, partial earthquake transverse waves are buffered, the earthquake-resistant effect of the bridge is effectively improved, and the earthquake-resistant stability of the bridge is enhanced.

The utility model discloses in, go up pier stud 1 and open one side that is close to bridge plate 5 and have two recesses 10 of symmetric distribution, and go up one side outer wall that pier stud 1 is close to bridge plate 5 and be provided with lug 13, lug 13 pegs graft in the inner wall of rectangular hole 7.

The utility model discloses in, both ends are provided with the arch 6 of symmetric distribution about bridge plate 5, and arch 6 agrees with mutually with recess 10, go up pier stud 1 and bridge plate 5 mutual gomphosis messenger and go up that pier stud 1 and bridge plate 5 are connected inseparabler, have strengthened the wholeness and the mechanism security of bridge.

The utility model discloses in, the bottom outer wall of bridge plate 5 has boss 2 through the fix with screw, and one side of boss 2 is fixed in pier stud 1.

The utility model discloses in, the bottom outer wall of going up pier stud 1 is opened there is first slot 12, and the top outer wall of lower pier stud 4 is opened there is second slot 18, and the upper and lower both sides outer wall of intermediate pillar 3 is provided with the first inserted block 14 of symmetric distribution, and first inserted block 14 is identical with first slot 12 and second slot 18.

The utility model discloses in, it has the same mounting hole 11 of size to open on pier stud 1, intermediate pillar 3 and lower pier stud 4, and the inside fixed mounting of mounting hole 11 has installation pole 16, makes that upper pier stud 1, intermediate pillar 3, lower pier stud 4 connect from top to bottom inseparabler, forms whole pier, has strengthened the structural stability and the antidetonation effect of pier.

The working principle is as follows: pier divides upper pier column 1,

middle column

3, 4 three-sections settings of lower pier column, and set up first shock pad 15 and second shock pad 17 between the adjacent both ends respectively, the effectual longitudinal wave that has cushioned the earthquake and produce, reduce pier and bridge plate 5's vibrations, and the transverse wave that the earthquake produced transmits bridge plate 5 through the pier, produce vibrations after arc 8 receives the transverse wave influence, cushion partial earthquake transverse wave, the effectual antidetonation effect that improves the bridge, the anti-seismic stability of reinforcing bridge.

Example 2

Referring to fig. 5, the bridge steel structure with a good anti-seismic effect further includes two reinforcing plates 19 fixed to inner walls of opposite sides of the upper pier stud 1 through screws, a fixing plate 21 fixed to an outer wall of a bottom of the bridge plate 5 through screws, and a support plate 20 fixedly installed between the fixing plate 21 and the reinforcing plates 19, compared with embodiment 1.

The working principle is as follows: through reinforcing plate 19, backup pad 20, the fixed plate 21 that sets up, reinforcing plate 19 and backup pad 20 form a plurality of triangle-shaped structures, upwards support fixed plate 21 and bridge plate 5, increase the holding power of 5 middle parts of bridge plate, further strengthen the antidetonation effect and the bearing size of bridge plate 5.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an effectual bridge steel structure of antidetonation, includes pier and bridge plate (5), its characterized in that, the pier includes pier stud (1), intermediate column (3) and pier stud (4) down, open the inside of bridge plate (5) has rectangular hole (7) that the size is the same, and the inside fixed mounting of rectangular hole (7) has arc (8) that the equidistance distributes, the arc inner wall fixed mounting of arc (8) has right angle board (9), and the bottom of right angle board (9) and the interior wall connection of rectangular hole (7), upward be provided with first shock pad (15) between pier stud (1) and intermediate column (3), and be provided with second shock pad (17) between intermediate column (3) and lower pier stud (4).

2. The bridge steel structure with good anti-seismic effect according to claim 1, wherein two symmetrically distributed grooves (10) are formed in one side, close to the bridge plate (5), of the upper pier column (1), a protruding block (13) is arranged on the outer wall of one side, close to the bridge plate (5), of the upper pier column (1), and the protruding block (13) is inserted into the inner wall of the rectangular hole (7).

3. The bridge steel structure with good earthquake resistance according to claim 2, wherein the left end and the right end of the bridge plate (5) are provided with symmetrically distributed bulges (6), and the bulges (6) are matched with the grooves (10).

4. The bridge steel structure with good earthquake resistance according to claim 1, wherein the outer wall of the bottom of the bridge plate (5) is fixed with a reinforcing block (2), and one side of the reinforcing block (2) is fixed on the upper pier stud (1).

5. The bridge steel structure with the good anti-seismic effect according to claim 1, wherein a first slot (12) is formed in the outer wall of the bottom of the upper pier column (1), a second slot (18) is formed in the outer wall of the top of the lower pier column (4), first insertion blocks (14) which are symmetrically distributed are arranged on the outer walls of the upper side and the lower side of the middle column (3), and the first insertion blocks (14) are matched with the first slot (12) and the second slot (18).

6. The bridge steel structure with the good anti-seismic effect according to claim 1, wherein the upper pier column (1), the middle column (3) and the lower pier column (4) are provided with mounting holes (11) with the same size, and mounting rods (16) are fixedly mounted inside the mounting holes (11).

7. The bridge steel structure with good earthquake resistance according to claim 1, wherein reinforcing plates (19) are fixed on the inner walls of the opposite sides of the two upper piers (1), a fixing plate (21) is fixed on the outer wall of the bottom of the bridge plate (5), and a support plate (20) is fixedly arranged between the fixing plate (21) and the reinforcing plates (19).