CN212052288U

CN212052288U - Road and bridge damping support

Info

Publication number: CN212052288U
Application number: CN202020333913.6U
Authority: CN
Inventors: 许明德
Original assignee: Changshu Bridge And Tunnel Rubber Co ltd
Current assignee: Changshu Bridge And Tunnel Rubber Co ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-12-01
Anticipated expiration: 2030-03-17

Abstract

The utility model relates to the technical field of supports, in particular to a road and bridge damping support, which comprises a base, wherein four bottom columns are fixedly arranged at the top end of the base in an array form, cavities are arranged inside the bottom columns, stoppers are movably arranged in the cavities, connecting columns are vertically and fixedly arranged at the top ends of the stoppers, connecting blocks are fixedly arranged at the top ends of the connecting columns through a top wall of the cavities, a first spring is sleeved outside the connecting columns and between the bottom columns and the connecting blocks, a support plate is jointly and fixedly arranged at the top ends of the four connecting blocks, a mounting groove is arranged in the middle of the support plate, and a second spring is vertically and fixedly arranged on the bottom wall of the mounting groove. Eliminates the potential safety hazard of the prior support and is worth popularizing and using.

Description

Road and bridge damping support

Technical Field

The utility model relates to a support technical field especially relates to a road and bridge damping support.

Background

In the technical field of road construction, a bridge is the most important thing, and a bridge structure generates large relative displacement between an upper structure and a lower structure under the action of a strong earthquake, and when the displacement exceeds the actual beam falling prevention length or limit of the bridge, the beam falling occurs, so that the traffic is interrupted, great difficulty is brought to disaster relief work, and huge economic loss is caused. Therefore, in constructing a road bridge, the demand for bridge bearings is large.

The existing road and bridge support is single in structure and unsatisfactory in damping effect, and has great potential safety hazard, so that the road and bridge damping support is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and a road and bridge damping support who provides.

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

a road and bridge damping support is designed, and comprises a base, wherein four bottom columns are fixedly mounted at the top end of the base in an array form, cavities are formed in the bottom columns, limit blocks are movably mounted in the cavities, connecting columns are vertically and fixedly mounted at the top ends of the limit blocks, connecting blocks are fixedly mounted at the top ends of the connecting columns through the top wall of the cavities, first springs are sleeved outside the connecting columns and between the bottom columns and the connecting blocks, a support plate is fixedly mounted at the top ends of the four connecting blocks together, a mounting groove is formed in the middle of the support plate, a second spring is vertically and fixedly mounted on the bottom wall of the mounting groove, a clamping block matched with the mounting groove is fixedly mounted at the top end of the second spring, a support column is vertically and fixedly mounted at the top end of the clamping block, and a top, four movable grooves have been seted up with the array form in the top of support plate, the horizontal fixed mounting of movable groove has the gag lever post, one side movable sleeve that the gag lever post is close to the support column is equipped with the movable block that matches with the movable groove, one side cover that the movable block was kept away from to the gag lever post is equipped with the third spring, both ends respectively with cell wall and movable block fixed connection about the third spring, the top fixed mounting of movable block has first connecting seat, the bottom fixed mounting of roof has the second connecting seat corresponding with first connecting seat, the equal movable mounting in middle part of first connecting seat and second connecting seat has the connecting axle, and every two is relative all be connected through the connecting rod between the connecting axle.

Preferably, the top end of the base and the middle part of the bottom end of the carrier plate are both fixedly provided with connecting plates, one opposite side of each of the two connecting plates is provided with four connecting grooves in an array form, movable rods are movably arranged in the connecting grooves through pin shafts, one opposite end of each of the two opposite movable rods is connected through a movable shaft, one side of the bottom column close to the connecting plates is fixedly provided with a fixed block, one side of the fixed block close to the connecting plates is vertically provided with a sliding groove, the upper part of the sliding groove is movably provided with a sliding block matched with the sliding groove, the inside of the sliding block is transversely provided with a moving groove, one side of the moving groove close to the connecting plates is movably provided with a moving block matched with the sliding groove, one end of the moving block far away from the connecting plates is fixedly provided with a fourth spring, and one end of the moving block, which is close to the connecting plate, is fixedly provided with a moving rod, and one end of the moving rod, which is far away from the moving block, is fixedly connected with the middle part of the opposite movable shaft.

Preferably, the bottom of the cavity of the bottom column is fixedly provided with a rubber block.

Preferably, the middle parts of the left side and the right side of the carrier plate are fixedly provided with handles.

Preferably, the base and the top plate are both made of high-strength hard steel.

The utility model provides a pair of road and bridge damping support, beneficial effect lies in: when the top plate is vibrated, the top plate moves downwards to drive the supporting column to move along with the supporting column to drive the clamping block to move downwards to compress the second spring, the second spring is compressed to buffer the received vibration, the top plate moves downwards while driving the second connecting seat connected with the top plate to move along with the top plate, the second connecting seat drives the first connecting seat to move along with the movable block in the direction away from the supporting column through the connecting shaft and the connecting rod to compress the third spring, the third spring is compressed to buffer the received vibration again, meanwhile, the supporting plate is vibrated, the downward movement drives the connecting block to move along with the supporting plate, the connecting block drives the connecting column to move along with the connecting rod, the first spring is compressed while the connecting block moves, the first spring is extruded to buffer the received vibration again, the connecting column moves while driving the limiting block to move along with the connecting column to compress the rubber block, and the rubber block buffers the received vibration again, simultaneously when the support plate receives the vibrations of top, can the downstream drive the connecting plate downstream of connecting, the connecting plate downstream of top drives four movable rods of top and moves thereupon and thereby drives four loose axles and move thereupon, the movable rod of top and the movable rod of below all around the rotation that the loose axle is close to each other this moment, can drive the movable rod simultaneously and drive the movable block to the direction motion that is close to the sill pillar and move thereupon and extrude fourth spring, the fourth spring receives the compression and cushions vibrations once more, also can drive the movable rod downstream in the loose axle motion, thereby drive the movable block downstream, and then drive the slider along spout downstream, make vibrations obtain abundant buffering through the cooperation of many places to vibrations buffering when receiving vibrations, the holistic shock attenuation of support has been strengthened.

The utility model discloses simple structure when receiving vibrations, can realize that many places cushion vibrations, has strengthened the shock attenuation effect, has solved the unsatisfactory problem of current support structure singleness and shock attenuation effect, has eliminated the potential safety hazard that current support has, is worth promoting and using.

Drawings

Fig. 1 is a schematic structural view of a road and bridge damping support provided by the utility model;

fig. 2 is a schematic view of a front view structure of a road and bridge damping support provided by the utility model;

fig. 3 is an enlarged schematic structural diagram of fig. 1A according to the present invention.

In the figure: the base 1, the bottom pillar 2, the stopper 3, the connecting column 4, the connecting block 5, the first spring 6, the carrier plate 7, the mounting groove 8, the second spring 9, the fixture block 10, the support column 11, the top plate 12, the movable groove 13, the stopper rod 14, the movable block 15, the third spring 16, the first connecting seat 17, the second connecting seat 18, the connecting shaft 19, the connecting rod 20, the connecting plate 21, the connecting groove 22, the pin shaft 23, the movable rod 24, the movable shaft 25, the fixed block 26, the slider 27, the movable block 28, the fourth spring 29, the movable rod 30, the rubber block 31, and the handle 32.

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.

Referring to fig. 1-3, a road and bridge damping support, including base 1, base 1's top has four sill posts 2 with array form fixed mounting, the inside of sill post 2 is equipped with the cavity, movable mounting has stopper 3 in the cavity, the vertical fixed mounting in top of stopper 3 has spliced pole 4, cavity roof fixed mounting is passed on the top of spliced pole 4 has connecting block 5, the outside of spliced pole 4 just is located and is equipped with first spring 6 between sill post 2 and the connecting block 5, the cavity bottom fixed mounting of sill post 2 has block rubber 31, when connecting block 5 receives the vibrations that come from the top, can drive spliced pole 4 downstream, thereby drive stopper 3 extrusion block rubber 31, block rubber 31 cushions the vibrations that receive, increase the shock attenuation effect.

A carrier plate 7 is fixedly mounted at the top ends of the four connecting blocks 5 together, connecting plates 21 are fixedly mounted at the top ends of the base 1 and the middle part of the bottom end of the carrier plate 7, four connecting grooves 22 are formed in one opposite side of each connecting plate 21 in an array form, movable rods 24 are movably mounted in the connecting grooves 22 through pin shafts 23, one opposite ends of each two opposite movable rods 24 are connected through movable shafts 25, a fixed block 26 is fixedly mounted at one side of the bottom pillar 2 close to the connecting plates 21, a sliding groove is vertically formed at one side of the fixed block 26 close to the connecting plates 21, a sliding block 27 matched with the sliding groove is movably mounted at the upper part of the sliding groove, a moving block 28 matched with the sliding block is transversely formed in the sliding block 27, a fourth spring 29 is fixedly mounted at one side of the moving block 28 close to the connecting plates 21, one end of the fourth spring 29 far from the connecting plates, one end of the moving block 28 close to the connecting plate 21 is fixedly provided with a moving rod 30, one end of the moving rod 30 far away from the moving block 28 is fixedly connected with the middle part of the opposite moving shaft 25, when the carrier plate 7 is vibrated upwards, it will move downwards to drive the connecting plate 21 connected to it to move downwards, the connecting plate 21 above moves downwards to drive the four movable rods 24 above to move therewith to drive the four movable shafts 25 to move therewith, at this time, the movable rods 24 above and the movable rods 24 below both rotate around the movable shafts 25 to approach each other, at the same time, the moving rod 30 is driven to move towards the direction close to the bottom pillar 2, the moving block 28 is driven to move along with the moving rod to extrude the fourth spring 29, the fourth spring 29 is compressed to buffer the vibration, the moving shaft 25 moves and simultaneously moves the moving rod 30 downward, thereby moving the moving block 28 downward and further moving the sliding block 27 downward along the sliding chute.

The mounting groove 8 is provided in the middle of the support plate 7, and the handles 32 are fixedly mounted in the middle of the left and right sides of the support plate 7, so that the support can be conveniently moved.

The vertical fixed mounting of the diapire of mounting groove 8 has second spring 9, the top fixed mounting of second spring 9 have with mounting groove 8 assorted fixture block 10, the vertical fixed mounting in top of fixture block 10 has support column 11, the top of support column 11 is passed mounting groove 8 and is extended to its outside fixed mounting and have roof 12, base 1 and roof 12 are made by the hard steel of high strength, increase the bearing capacity of base 1 and roof 12 to strengthen the holistic bearing capacity of support.

Four movable grooves 13 have been seted up with the array form on the top of support plate 7, horizontal fixed mounting has gag lever post 14 in the movable groove 13, one side movable sleeve that gag lever post 14 is close to support column 11 is equipped with movable groove 13 assorted movable block 15, one side cover that gag lever post 14 kept away from movable block 15 is equipped with third spring 16, both ends respectively with cell wall and movable block 15 fixed connection about third spring 16, the top fixed mounting of movable block 15 has first connecting seat 17, the bottom fixed mounting of roof 12 has the second connecting seat 18 corresponding with first connecting seat 17, the equal movable mounting in middle part of first connecting seat 17 and second connecting seat 18 has connecting axle 19, all be connected through connecting rod 20 between per two relative connecting axle 19.

The working principle is as follows: when the device works, when the top plate 12 is vibrated, the device can move downwards to drive the supporting column 11 to move therewith to drive the clamping block 10 to move downwards to compress the second spring 9, the second spring 9 is compressed to buffer the received vibration, the top plate 12 can move downwards to drive the second connecting seat 18 connected with the top plate to move therewith, the second connecting seat 18 drives the first connecting seat 17 to move along with the movable block 15 to move away from the supporting column 11 through the connecting shaft 19 and the connecting rod 20 to compress the third spring 16, the third spring 16 is compressed to buffer the received vibration again, the carrier plate 7 is vibrated at the same time, the downward movement drives the connecting block 5 to move therewith, the connecting block 5 drives the connecting column 4 to move therewith, the first spring 6 is compressed while the connecting block 5 moves, the first spring 6 is extruded to buffer the received vibration again, and the connecting column 4 moves while driving the limiting block 3 to move therewith to compress the rubber block 31, the rubber block 31 buffers the received vibration again, and when the carrier plate 7 receives the above vibration, the rubber block moves downwards to drive the connecting plate 21 connected with the rubber block to move downwards, the connecting plate 21 above moves downwards to drive the four movable rods 24 above to move therewith to drive the four movable shafts 25 to move therewith, at this time, the movable rods 24 above and the movable rods 24 below both rotate around the movable shafts 25 to approach each other, and simultaneously, the rubber block drives the movable rod 30 to move towards the direction close to the bottom pillar 2 to drive the movable block 28 to move therewith to extrude the fourth spring 29, the fourth spring 29 is compressed to buffer the vibration again, the movable shafts 25 also drive the movable rod 30 to move downwards to drive the movable block 28 to move downwards to further drive the sliding block 27 to move downwards along the sliding chute, and when the vibration is received, the vibration is fully buffered through the cooperation of multiple positions, the shock absorption of the whole support is enhanced.

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. A road and bridge damping support comprises a base (1) and is characterized in that four bottom columns (2) are fixedly mounted at the top end of the base (1) in an array mode, a cavity is formed in each bottom column (2), a limiting block (3) is movably mounted in the cavity, a connecting column (4) is fixedly mounted at the top end of each limiting block (3) in a vertical mode, a connecting block (5) penetrates through the top wall of the cavity at the top end of each connecting column (4), a first spring (6) is sleeved between each bottom column (2) and each connecting block (5) at the outer side of each connecting column (4), a support plate (7) is fixedly mounted at the top ends of the four connecting blocks (5) together, a mounting groove (8) is formed in the middle of each support plate (7), a second spring (9) is fixedly mounted at the vertical bottom wall of each mounting groove (8), a clamping block (10) matched with the mounting groove (8) is fixedly mounted at, the top end of the clamping block (10) is vertically and fixedly provided with a supporting column (11), the top end of the supporting column (11) penetrates through a mounting groove (8) and extends to the outside of the supporting column to be fixedly provided with a top plate (12), the top end of the carrier plate (7) is provided with four movable grooves (13) in an array form, a limiting rod (14) is transversely and fixedly arranged in each movable groove (13), one side, close to the supporting column (11), of each limiting rod (14) is movably sleeved with a movable block (15) matched with the corresponding movable groove (13), one side, far away from the corresponding movable block (15), of each limiting rod (14) is sleeved with a third spring (16), the left end and the right end of each third spring (16) are respectively and fixedly connected with the corresponding groove wall and the corresponding movable block (15), the top end of each movable block (15) is fixedly provided with a first connecting seat (17), the bottom end of the top plate (12) is fixedly, connecting shafts (19) are movably mounted in the middle of the first connecting seat (17) and the second connecting seat (18), and every two opposite connecting shafts (19) are connected through connecting rods (20).

2. The shock-absorbing support for the road and bridge according to claim 1, wherein connecting plates (21) are fixedly mounted at the top end of the base (1) and the middle part of the bottom end of the carrier plate (7), four connecting grooves (22) are formed in the opposite sides of the two connecting plates (21) in an array manner, movable rods (24) are movably mounted in the connecting grooves (22) through pin shafts (23), the opposite ends of every two opposite movable rods (24) are connected through movable shafts (25), a fixed block (26) is fixedly mounted at one side of the bottom column (2) close to the connecting plates (21), a sliding groove is vertically formed at one side of the fixed block (26) close to the connecting plates (21), a sliding block (27) matched with the sliding groove is movably mounted at the upper part of the sliding groove, a moving groove is transversely formed in the sliding block (27), and a moving block (c) matched with the moving block is movably mounted at one side of the moving groove close to the connecting plates 28) One end, far away from the connecting plate (21), of the moving block (28) is fixedly provided with a fourth spring (29), one end, far away from the moving block (28), of the fourth spring (29) is fixedly connected with the groove wall of the moving groove, one end, close to the connecting plate (21), of the moving block (28) is fixedly provided with a moving rod (30), and one end, far away from the moving block (28), of the moving rod (30) is fixedly connected with the middle of the opposite movable shaft (25).

3. The shock-absorbing bearing for roads and bridges as claimed in claim 1, wherein a rubber block (31) is fixedly mounted at the bottom of the cavity of said bottom pillar (2).

4. The shock-absorbing support for roads and bridges as claimed in claim 1, wherein handles (32) are fixedly mounted in the middle of the left and right sides of the carrier plate (7).

5. The shock-absorbing bearer for roads and bridges of claim 1, wherein said base (1) and said top plate (12) are made of high-strength hard steel.