CN212582407U

CN212582407U - Damping support for road and bridge

Info

Publication number: CN212582407U
Application number: CN202021181562.8U
Authority: CN
Inventors: 谢小龙; 朱凯; 施启悝
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-02-23
Anticipated expiration: 2030-06-23

Abstract

The utility model discloses a damping support for road and bridge, including the undersetting and be located the upper bracket of undersetting top, first rectangular channel has been seted up at the top of undersetting, and the movable contact has the yielding rubber packing ring on the bottom inner wall of first rectangular channel, and movable sleeve is equipped with the rectangle seat with yielding rubber packing ring top movable contact in the first rectangular channel, the top of rectangle seat extend to the top of undersetting and with the bottom fixed connection of last platform, the front side of rectangle seat is seted up the rectangular hole, and movable contact has the diaphragm on the bottom inner wall of rectangular hole, the equal fixedly connected with bracing piece in bottom four corners of diaphragm. The utility model relates to a rationally, under damping rubber packing ring, first damping spring, arc elastic steel plate and a plurality of second damping spring matched with, the rigid vibrations impact force that produces when can effectively share and alleviate bridge vibrations improves the shock attenuation effect, reaches the life who improves the bridge, is favorable to using.

Description

Damping support for road and bridge

Technical Field

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

Background

In the design and construction of road and bridge and building engineering structures, the influence of earthquake, vibration and the like on the engineering structures must be considered, a damping support is arranged at the bottom of the bridge or a place contacting the ground, the support is a structural element which is widely applied in engineering construction, particularly road and bridge engineering, not only the gravity of the middle structure on the bridge and other building structures is transmitted to lower structures such as piers, stand columns and the like, but also the damping and earthquake-resisting capabilities are required;

the most of the existing bridge supports are single in structure and poor in damping effect, so that the service life of a bridge is greatly reduced, and therefore the damping support for the road and the bridge is provided.

SUMMERY OF THE UTILITY MODEL

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

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

a shock absorption support for roads and bridges comprises a lower support and an upper support positioned above the lower support, wherein a first rectangular groove is formed in the top of the lower support, a shock absorption rubber gasket is movably contacted on the inner wall of the bottom of the first rectangular groove, a rectangular seat which is movably contacted with the top of the shock absorption rubber gasket is movably sleeved in the first rectangular groove, the top of the rectangular seat extends to the upper part of the lower support and is fixedly connected with the bottom of the upper support, a rectangular hole is formed in the front side of the rectangular seat, a transverse plate is movably contacted on the inner wall of the bottom of the rectangular hole, supporting rods are fixedly connected with the four corners of the bottom of the transverse plate, the bottom of each supporting rod extends to the lower part of the rectangular seat and is fixedly connected with the inner wall of the bottom of the first rectangular groove, the rectangular seat and the shock absorption rubber gasket are movably sleeved on the four supporting rods, a plurality of first shock absorption springs are fixedly connected between the top, the second rectangular channel has been seted up on the bottom inner wall of first rectangular channel, the bottom fixedly connected with montant of rectangle seat, and the bottom of montant extends to in the yielding rubber packing ring and fixedly connected with clamp plate, the bottom of clamp plate extends to in the second rectangular channel and fixedly connected with arc elastic steel plate, arc elastic steel plate's bottom both sides are all nested has a plurality of abrasionproof balls, and the bottom inner wall roll installation of abrasionproof ball and second rectangular channel, a plurality of second damping spring of fixedly connected with between the inboard top of arc elastic steel plate and the bottom inner wall of second rectangular channel.

Preferably, a plurality of ball grooves are formed in the inner wall of the bottom of the second rectangular groove, the bottoms of the anti-abrasion balls extend into the corresponding ball grooves, and the outer sides of the anti-abrasion balls are in rolling contact with the inner walls of the corresponding ball grooves.

Preferably, four first round holes are formed in the inner wall of the bottom of the rectangular hole, and the side walls of the first round holes are in movable contact with the outer sides of the corresponding support rods.

Preferably, four second round holes are formed in the top of the damping rubber gasket in a rectangular shape, and the side walls of the second round holes are in movable contact with the outer sides of the corresponding support rods.

Preferably, the outer side of the pressure plate is not in contact with the inner side of the cushion rubber gasket.

Preferably, the number of the second damping springs is four to six, and the four to six second damping springs are arranged at the top of the inner side of the arc-shaped elastic steel plate at equal intervals.

Compared with the prior art, the beneficial effects of the utility model are that:

through the bottom suspension, go up a platform, first rectangular channel, the rectangle seat, the yielding rubber packing ring, the rectangular hole, the diaphragm, the bracing piece, first damping spring, the second rectangular channel, the montant, the clamp plate, the arc elastic steel sheet, the abrasionproof ball, second damping spring cooperatees with the ball groove, can transmit the vibrations impact force for last platform when the bridge takes place vibrations and make it move down, it drives the rectangle seat and roll downwards and compress the yielding rubber packing ring and a plurality of first damping spring extrusion on four bracing pieces to go up the platform, take place deformation when the rectangle seat drives the clamp plate through the montant and extrudees the arc elastic steel sheet downwards, the arc elastic steel sheet drives a plurality of abrasionproof balls and rolls respectively at the ball inslot that corresponds and to a plurality of second damping spring extrusion compression, whole buffer process has been accomplished, can effectively share many places and alleviate vibrations, the shock attenuation effect is improved.

The utility model relates to a rationally, under damping rubber packing ring, first damping spring, arc elastic steel plate and a plurality of second damping spring matched with, the rigid vibrations impact force that produces when can effectively share and alleviate bridge vibrations improves the shock attenuation effect, reaches the life who improves the bridge, is favorable to using.

Drawings

Fig. 1 is a schematic sectional view of a damping support for a road and bridge according to the present invention;

fig. 2 is the utility model provides a road and bridge damping support's arc elastic steel plate and abrasionproof ball connecting piece stereogram.

In the figure: the damping device comprises a lower support 1, an upper support 2, a first rectangular groove 3, a rectangular seat 4, a damping rubber washer 5, a rectangular hole 6, a transverse plate 7, a supporting rod 8, a first damping spring 9, a second rectangular groove 10, a vertical rod 11, a pressing plate 12, an arc elastic steel plate 13, an anti-abrasion ball 14, a second damping spring 15 and a ball groove 16.

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. 1-2, a shock-absorbing support for roads and bridges comprises a lower support 1 and an upper support 2 located above the lower support 1, wherein a first rectangular groove 3 is formed in the top of the lower support 1, a shock-absorbing rubber gasket 5 is movably contacted on the inner wall of the bottom of the first rectangular groove 3, a rectangular seat 4 movably contacted with the top of the shock-absorbing rubber gasket 5 is movably sleeved in the first rectangular groove 3, the top of the rectangular seat 4 extends to the upper side of the lower support 1 and is fixedly connected with the bottom of the upper support 2, a rectangular hole 6 is formed in the front side of the rectangular seat 4, transverse plates 7 are movably contacted on the inner wall of the bottom of the rectangular hole 6, supporting rods 8 are fixedly connected to four corners of the bottom of the transverse plates 7, the bottom ends of the supporting rods 8 extend to the lower side of the rectangular seat 4 and are fixedly connected with the inner wall of the bottom of the first rectangular groove 3, the rectangular seat 4 and the shock-absorbing rubber, the utility model relates to a rationally designed, under the cooperation of the damping rubber gasket 5, the first damping spring 9, the arc-shaped elastic steel plate 13, the damping rubber gasket 13 and the bottom inner wall of the second rectangular groove 10, the rigid vibration impact force generated when the bridge vibrates can be effectively shared and relieved, the damping effect is improved, the service life of the bridge is prolonged, and the use is facilitated.

The utility model discloses in, a plurality of ball grooves 16 have been seted up on the bottom inner wall of second rectangular channel 10, the bottom of abrasionproof ball 14 extends to in the corresponding ball groove 16, the outside of abrasionproof ball 14 and the inner wall rolling contact in the corresponding ball groove 16, four first round holes have been seted up on the bottom inner wall of rectangular hole 6, and the lateral wall of first round hole and the outside movable contact of the bracing piece 8 that corresponds, four second round holes have been seted up to the top of damping rubber packing ring 5 is the rectangle, and the lateral wall of second round hole and the outside movable contact of the bracing piece 8 that corresponds, the outside of clamp plate 12 and the inboard of damping rubber packing ring 5 do not contact, the quantity of second damping spring 15 is four to six, and four to six equidistant settings of second damping spring 15 are at the inboard top of arc elastic steel sheet 13, the utility model relates to a rationally, at damping rubber packing ring 5, first damping spring 9, Arc elastic steel plate 13 and a plurality of second damping spring 15 cooperate down, can effectively share and alleviate the rigid vibrations impact force that produces when the bridge shakes, improve the shock attenuation effect, reach the life who improves the bridge, be favorable to using.

The working principle is as follows: when the bridge vibrates, firstly, the vibration impact force is transmitted to the upper support platform 2, the vibration impact force moves downwards on the upper support platform 2 and drives the rectangular seat 4 to slide downwards in the first rectangular groove 3, the rectangular seat 4 slides downwards on the four support rods 8 and extrudes and compresses the damping rubber gasket 5 and the plurality of first damping springs 9, the impact force can be relieved under the elastic force of the damping rubber gasket 5 and the first damping springs 9, meanwhile, the rectangular seat 4 also drives the vertical rods 11 to move downwards, the vertical rods 11 drive the pressing plate 12 to extrude downwards the arc-shaped elastic steel plate 13, under the extrusion force, the arc-shaped elastic steel plate 13 deforms and drives the plurality of anti-abrasion balls 14 to roll in the corresponding ball grooves 16 respectively, meanwhile, the arc-shaped elastic steel plate 13 extrudes and compresses the plurality of second damping springs 15 downwards, under the elastic force of the arc-shaped elastic steel plate 13 and the plurality of second damping springs 15, the shock impact force can be further relieved and shared, and the shock absorption effect is improved.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

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 damping support for roads and bridges comprises a lower support (1) and an upper supporting platform (2) positioned above the lower support (1), and is characterized in that a first rectangular groove (3) is formed in the top of the lower support (1), a damping rubber gasket (5) is movably contacted with the inner wall of the bottom of the first rectangular groove (3), a rectangular seat (4) movably contacted with the top of the damping rubber gasket (5) is movably sleeved in the first rectangular groove (3), the top of the rectangular seat (4) extends to the upper side of the lower support (1) and is fixedly connected with the bottom of the upper supporting platform (2), a rectangular hole (6) is formed in the front side of the rectangular seat (4), a transverse plate (7) is movably contacted with the inner wall of the bottom of the rectangular hole (6), supporting rods (8) are fixedly connected with the four corners of the bottom of the transverse plate (7), the bottom end of each supporting rod (8) extends to the lower side of the rectangular seat (4) and is fixedly connected with the inner wall of the bottom of the first rectangular groove (3), rectangle seat (4) and damping rubber packing ring (5) equal movable sleeve establish on four bracing pieces (8), a plurality of first damping spring (9) of fixedly connected with between the top of diaphragm (7) and the top inner wall of rectangular hole (6), second rectangular channel (10) have been seted up on the bottom inner wall of first rectangular channel (3), bottom fixedly connected with montant (11) of rectangle seat (4), and the bottom of montant (11) extends to in damping rubber packing ring (5) and fixedly connected with clamp plate (12), the bottom of clamp plate (12) extends to in second rectangular channel (10) and fixedly connected with arc elastic steel sheet (13), the bottom both sides of arc elastic steel sheet (13) all nestedly have a plurality of abrasionproof balls (14), and the bottom inner wall roll installation of abrasionproof ball (14) and second rectangular channel (10), a plurality of fixedly connected with between the inboard top of arc elastic steel sheet (13) and the bottom inner wall of second rectangular channel (10) a plurality of second damping spring (15).

2. The shock absorption support for the road and bridge according to claim 1, wherein a plurality of ball grooves (16) are formed in the inner wall of the bottom of the second rectangular groove (10), the bottoms of the anti-wear balls (14) extend into the corresponding ball grooves (16), and the outer sides of the anti-wear balls (14) are in rolling contact with the inner walls of the corresponding ball grooves (16).

3. The shock-absorbing support for the road and bridge as claimed in claim 1, wherein four first round holes are formed on the inner wall of the bottom of the rectangular hole (6), and the side walls of the first round holes are in movable contact with the outer sides of the corresponding support rods (8).

4. The shock absorption support for the road and bridge as claimed in claim 1, wherein the top of the shock absorption rubber gasket (5) is rectangular and provided with four second round holes, and the side walls of the second round holes are movably contacted with the outer sides of the corresponding support rods (8).

5. A shock-absorbing mount for road and bridge according to claim 1, characterized in that the outer side of said pressure plate (12) is not in contact with the inner side of the shock-absorbing rubber washer (5).

6. The shock-absorbing mount for road and bridge according to claim 1, wherein the number of the second shock-absorbing springs (15) is four to six, and the four to six second shock-absorbing springs (15) are arranged at equal intervals on the top of the inner side of the arc-shaped elastic steel plate (13).