CN216427980U

CN216427980U - Anti-seismic bridge support structure

Info

Publication number: CN216427980U
Application number: CN202122779420.2U
Authority: CN
Inventors: 邢振华; 刘恩广; 于锋; 王洪革; 刘鹏; 王彦伟; 倪效虎; 巩文龙; 侯跃敏
Original assignee: Shandong Transportation Institute
Current assignee: Shandong Transportation Institute
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-05-03
Anticipated expiration: 2031-11-15

Abstract

The utility model relates to a bridge beam supports technical field specifically is an antidetonation type bridge beam supports bearing structure. The utility model discloses, including stone, lower plate and regulation structure, the fixed surface of lower plate installs rubber support, the one end fixed mounting that lower plate was kept away from to rubber support has the upper plate, the surface of lower plate is equipped with the regulation structure, it includes the recess to adjust the structure, the surface at the lower plate is seted up to the recess, the inner wall fixed mounting of recess has the round bar, the surface slip cover of round bar has the slider, the surface thread cover of round bar has the nut, the surface slip of slider is connected with the slide bar, the fixed surface of slide bar is connected with the slide, the fixed surface of slide is connected with the locating lever. The problem of in bridge beam supports's use, the locating hole that sets up on the stone pad is apart from each other probably to produce the error to lead to the locating lever to insert, can influence bridge beam supports use this moment is solved.

Description

Anti-seismic bridge support structure

Technical Field

The utility model relates to a bridge beam supports technical field especially relates to an antidetonation type bridge beam supports bearing structure.

Background

Bridge beam supports is the important structural component who connects bridge superstructure and substructure, it transmits the load that bridge superstructure bore and deformation reliably for bridge substructure, be the important biography power and bearing structure of bridge, because often can set up the locating hole on the stone pad, thereby make things convenient for the locating lever in the bridge beam supports to insert, fix a position then the installation to bridge beam supports with this, current bridge beam supports is after producing well, the position of locating lever often is fixed unable regulation, but in bridge beam supports's use, the locating hole of seting up on the stone pad is apart from each other probably producing the error, thereby lead to the locating lever unable to insert, can influence bridge beam supports's use this moment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art in bridge beam supports's use, the locating hole of seting up on the stone pad is apart from probably producing the error each other to lead to the locating lever can't insert, can influence the shortcoming that bridge beam supports used this moment, and the antidetonation type bridge beam supports bearing structure who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an anti-seismic bridge support supporting structure comprises a cushion stone, a lower bottom plate and an adjusting structure, wherein a rubber support is fixedly mounted on the surface of the lower bottom plate, an upper bottom plate is fixedly mounted at one end, away from the lower bottom plate, of the rubber support, the adjusting structure is arranged on the surface of the lower bottom plate and comprises a groove, the groove is formed in the surface of the lower bottom plate, a round rod is fixedly mounted on the inner wall of the groove, a sliding block is sleeved on the surface of the round rod in a sliding mode, a nut is sleeved on the surface of the round rod in a threaded mode, a sliding rod is connected to the surface of the sliding block in a sliding mode, a sliding plate is fixedly connected to the surface of the sliding plate, a positioning rod is fixedly connected to the surface of the sliding plate, the positioning rod is inserted into the cushion stone, and a screw is inserted into the inner thread of the sliding plate; the position of slide on the slider can be adjusted to the slide, and its position on the round bar can be adjusted to the slide slider to adjust the position of locating lever.

Preferably, the number of the round rods is two, and the two round rods are respectively positioned at two ends of the sliding block; the two round rods enable the sliding of the sliding block to be more stable.

Preferably, one end of the sliding block, which is close to the sliding plate, is provided with a sliding chute, and the shape of the sliding chute is matched with that of the sliding rod; the slide bar slides on the surface of the slide block through the slide groove, and meanwhile, the length of the slide groove is greater than that of the slide bar.

Preferably, the surface of the sliding block is provided with a plurality of screw holes, and the size of each screw hole is matched with that of each screw; the screw hole is used for the insertion of screw to supplementary screw is spacing to the slide.

Preferably, the number of the nuts is four, every two of the four nuts form a group, and two groups of the nuts are respectively positioned at two ends of the sliding block; the position of the sliding block is adjusted by screwing the nuts, so that the sliding block is limited by the two groups of nuts.

Preferably, the surface of the upper base plate is provided with an auxiliary structure, the auxiliary structure comprises a first connecting frame, the surface of the first connecting frame is fixedly connected with the upper base plate, the inner wall of the first connecting frame is rotatably provided with a viscous damper, the free end of the viscous damper is rotatably provided with a second connecting frame, and the second connecting frame is fixedly connected with the lower base plate; the viscous damper is arranged between the upper base plate and the lower base plate, and throttling resistance is generated by fluid in the viscous damper, so that shock resistance is realized.

Preferably, one end of the upper bottom plate, which is close to the lower bottom plate, is fixedly connected with a connecting block, the surface of the lower bottom plate is fixedly connected with a connecting frame, the connecting block is T-shaped, and the connecting block and the connecting frame are slidably mounted; the connecting block and the connecting frame limit the rotation between the lower bottom plate and the upper bottom plate.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

the utility model discloses in, twist earlier and move the nut and make it keep away from the slider, then the slider that slides adjusts its position, twist again and move the nut and make it be close to the slider with this extrude spacingly, slide can slide simultaneously, thereby adjust the position of locating lever on the slider again, then twist and move the screw and make it insert in the screw, make to carry on spacingly to the slide, thereby the position of locating lever will be fixed no longer remove this moment, adjust the structure through setting up, the convenience is adjusted the position of locating lever, thereby the base stone of the different specifications of adaptation.

Drawings

Fig. 1 is a schematic perspective view of a support structure of an anti-seismic bridge support according to the present invention;

fig. 2 is a schematic bottom side view of fig. 1 in an anti-seismic bridge support structure according to the present invention;

fig. 3 is a partial schematic view of fig. 2 in an anti-seismic bridge support structure according to the present invention;

fig. 4 is the utility model provides a adjust partial schematic diagram of structure among antidetonation type bridge support bearing structure.

Illustration of the drawings: 1. a cushion stone; 2. a lower base plate; 3. an upper base plate; 4. a rubber support; 5. an adjustment structure; 51. a round bar; 52. a slider; 53. a nut; 54. a slide bar; 55. a slide plate; 56. a screw; 57. a screw hole; 58. a chute; 59. a groove; 6. an auxiliary structure; 61. a first connecting frame; 62. a second link frame; 63. a viscous damper; 64. connecting blocks; 65. a connecting frame; 7. and (5) positioning the rod.

Detailed Description

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an antidetonation type bridge support bearing structure, includes base stone 1, lower plate 2 and adjusts structure 5, and the fixed surface of lower plate 2 installs rubber support 4, and the one end fixed mounting that lower plate 2 was kept away from to rubber support 4 has upper plate 3, and the surface of lower plate 2 is equipped with adjusts structure 5.

The specific arrangement and function of the adjustment structure 5 and the auxiliary structure 6 will be described in detail below.

In this embodiment: the adjusting structure 5 comprises a groove 59, the groove 59 is formed in the surface of the lower base plate 2, a round rod 51 is fixedly mounted on the inner wall of the groove 59, a sliding block 52 is slidably sleeved on the surface of the round rod 51, a nut 53 is sleeved on the surface of the round rod 51 in a threaded manner, a sliding rod 54 is slidably connected on the surface of the sliding block 52, a sliding plate 55 is fixedly connected on the surface of the sliding rod 54, a positioning rod 7 is fixedly connected on the surface of the sliding plate 55, the positioning rod 7 is inserted into the cushion stone 1, and a screw 56 is inserted into the inner thread of the sliding plate 55; the slide 55 allows to adjust the position of the slide 55 on the slide 52 and the slide 52 allows to adjust its position on the rod 51, thus adjusting the position of the positioning rod 7.

Specifically, the number of the round rods 51 is two, and the two round rods 51 are respectively located at two ends of the slider 52.

Specifically, the two round bars 51 make the sliding of the slider 52 more stable.

In this embodiment: one end of the sliding block 52 close to the sliding plate 55 is provided with a sliding chute 58, and the shape of the sliding chute 58 is matched with that of the sliding rod 54; the sliding rod 54 slides on the surface of the sliding block 52 through the sliding slot 58, and the length of the sliding slot 58 is larger than that of the sliding rod 54.

Specifically, the surface of the slide block 52 is provided with a plurality of screw holes 57, and the size of the screw holes 57 is matched with that of the screws 56; the screw holes 57 are used for inserting the screws 56, thereby assisting the screws 56 to limit the sliding plate 55.

Specifically, the number of the nuts 53 is four, two of the four nuts 53 form a group, and the two groups of nuts 53 are respectively located at two ends of the slider 52.

In this embodiment: the position of the nut 53 is adjusted by screwing the nut, so that the two sets of nuts 53 limit the slide block 52.

Specifically, the surface of the upper base plate 3 is provided with an auxiliary structure 6, the auxiliary structure 6 comprises a first connecting frame 61, the surface of the first connecting frame 61 is fixedly connected with the upper base plate 3, the inner wall of the first connecting frame 61 is rotatably provided with a viscous damper 63, the free end of the viscous damper 63 is rotatably provided with a second connecting frame 62, and the second connecting frame 62 is fixedly connected with the lower base plate 2; the viscous damper 63 is installed between the upper plate 3 and the lower plate 2, and a throttling resistance is generated by the fluid in the viscous damper 63, thereby performing shock resistance.

Specifically, one end of the upper base plate 3 close to the lower base plate 2 is fixedly connected with a connecting block 64, the surface of the lower base plate 2 is fixedly connected with a connecting frame 65, the connecting block 64 is T-shaped, and the connecting block 64 and the connecting frame 65 are slidably mounted.

In this embodiment: the connecting block 64 and the connecting frame 65 restrict the rotation between the lower plate 2 and the upper plate 3.

The working principle is as follows: firstly screwing the nut 53 to be far away from the slide block 52, then sliding the slide block 52 to adjust the position, then screwing the nut 53 to be close to the slide block 52 to extrude and limit the slide block, and simultaneously sliding the slide plate 55, thereby adjusting the position of the positioning rod 7 on the slide block 52 again, then screwing the screw 56 to be inserted into the screw hole 57, thereby limiting the slide plate 55, at the moment, the position of the positioning rod 7 is fixed and does not move any more, through installing the viscous damper 63 between the upper bottom plate 3 and the lower bottom plate 2, the transverse displacement generated during the vibration is slowed down by the viscous damper 63, thereby the vibration resistance is performed, and meanwhile, the connecting block 64 and the connecting frame 65 prevent the rotation between the upper bottom plate 3 and the lower bottom plate 2 during the vibration.

Claims

1. The utility model provides an antidetonation type bridge support bearing structure, includes bed stone (1), lower plate (2) and regulation structure (5), its characterized in that: the surface of the lower base plate (2) is fixedly provided with a rubber support (4), one end, far away from the lower base plate (2), of the rubber support (4) is fixedly provided with an upper base plate (3), the surface of the lower base plate (2) is provided with an adjusting structure (5), the adjusting structure (5) comprises a groove (59), the groove (59) is formed in the surface of the lower base plate (2), a round rod (51) is fixedly arranged on the inner wall of the groove (59), a sliding block (52) is sleeved on the surface of the round rod (51), a nut (53) is sleeved on the surface of the round rod (51) in a threaded manner, a sliding rod (54) is connected on the surface of the sliding block (52) in a sliding manner, a sliding plate (55) is fixedly connected on the surface of the sliding rod (54), a positioning rod (7) is fixedly connected on the surface of the sliding plate (55), and the positioning rod (7) is spliced with the cushion stone (1), and a screw (56) is inserted into the internal thread of the sliding plate (55).

2. An earthquake-resistant bridge support supporting structure according to claim 1, wherein: the number of the round rods (51) is two, and the two round rods (51) are respectively positioned at two ends of the sliding block (52).

3. An earthquake-resistant bridge support supporting structure according to claim 1, wherein: one end of the sliding block (52) close to the sliding plate (55) is provided with a sliding groove (58), and the shape of the sliding groove (58) is matched with that of the sliding rod (54).

4. An earthquake-resistant bridge support supporting structure according to claim 1, wherein: the surface of the sliding block (52) is provided with a plurality of screw holes (57), and the size of each screw hole (57) is matched with that of the corresponding screw (56).

5. An earthquake-resistant bridge support supporting structure according to claim 1, wherein: the number of the nuts (53) is four, every two of the four nuts (53) form a group, and the two groups of nuts (53) are respectively positioned at two ends of the sliding block (52).

6. An earthquake-resistant bridge support supporting structure according to claim 1, wherein: the surface of upper plate (3) is equipped with auxiliary structure (6), auxiliary structure (6) include first link (61), the surface and upper plate (3) fixed connection of first link (61), viscous damper (63) are installed in the inner wall rotation of first link (61), second link (62) are installed in the free end rotation of viscous damper (63), second link (62) and lower plate (2) fixed connection.

7. An earthquake-resistant bridge support supporting structure according to claim 6, wherein: the upper base plate (3) is close to one end of the lower base plate (2) and is fixedly connected with a connecting block (64), the surface of the lower base plate (2) is fixedly connected with a connecting frame (65), the connecting block (64) is T-shaped, and the connecting block (64) and the connecting frame (65) are installed in a sliding mode.