CN211815649U

CN211815649U - Automatic extracting device of bridge bearing

Info

Publication number: CN211815649U
Application number: CN201922165264.3U
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-10-30
Anticipated expiration: 2029-12-06

Abstract

The utility model relates to a bridge construction technical field just discloses a bridge beam supports's automatic draw-out device, include the pier and fix the staple bolt at the pier lateral wall, support and bridge connection are passed through on the top of pier, the lateral wall fixed cover of pier is equipped with the ring body, and the upper end lateral wall of ring body passes through the cavity body of rod and staple bolt fixed connection, the bar opening has been seted up on the surface of the cavity body of rod, and the interpolation of bar opening is equipped with the commentaries on classics handle that can go to the setting, the lower extreme inner wall fixedly connected with sleeve of the cavity body of rod, and telescopic upper end insert be equipped with change the movable rod through insection engaged with, and the upper end fixedly connected with block of movable rod, the block runs through the upper end lateral wall. This kind of bridge beam supports's automatic draw-out device changes the handle through rotating for change and rotate edgewise strip opening downwards, and drive the block through the movable rod and support the arc block of staple bolt upper end, provide the supporting force for the lower extreme of arc block.

Description

Automatic extracting device of bridge bearing

Technical Field

The utility model relates to a bridge construction technical field specifically is a bridge beam supports's automatic draw-out device.

Background

The bridge support is an important structural component for connecting an upper structure and a lower structure of a bridge, is positioned between the bridge and the pad stone, can reliably transfer load and deformation borne by the upper structure of the bridge to the lower structure of the bridge, and is an important force transfer device of the bridge.

Among the prior art, constructor adopts hydraulic jack to place between pier and bridge usually when extracting bridge beam supports, starts the jack and makes bridge beam supports along the clearance increase between pier and the bridge, and then takes out the support, nevertheless because the jack is at the start-up in-process, its lower extreme can push down the staple bolt roof of fixing on the bridge for the tiny bending appears in the roof of staple bolt, causes the condition that the staple bolt warp, for this reason, we propose a bridge beam supports's automatic draw-out device and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an automatic draw-out device of bridge beam supports possesses and changes the handle through rotating for change and rotate edgewise shape opening downwards, and drive the block through the movable rod and support the arc block of staple bolt upper end, provide advantages such as support effort for the lower extreme of arc block, solved the problem that the background art provided.

(II) technical scheme

Rotate the handle through rotating for realize the aforesaid, make to rotate the downward rotation of edgewise shape opening, and drive the block through the movable rod and support the arc block of staple bolt upper end, provide the purpose of supporting the effort for the lower extreme of arc block, the utility model provides a following technical scheme:

the utility model provides an automatic draw-out device of bridge beam supports, includes the pier and fixes the staple bolt at the pier lateral wall, support and bridge connection are passed through on the top of pier, the fixed cover of lateral wall of pier is equipped with the ring body, and the upper end lateral wall of ring body passes through the cavity body of rod and staple bolt fixed connection, the bar opening has been seted up on the surface of the cavity body of rod, and the interpolation of bar opening is equipped with the commentaries on classics handle that can change the setting, the lower extreme inner wall fixedly connected with sleeve of the cavity body of rod, and telescopic upper end insert be equipped with change the movable rod through insection engaged with, and the upper end fixedly connected with block of movable rod, the block runs through the upper.

Preferably, a plurality of tooth sockets which are distributed longitudinally and equidistantly are formed in the rod body of the movable rod, and the tooth sockets are located on one side, close to the rotating handle, of the movable rod.

Preferably, the hoop comprises an arc-shaped plate, the surface of the arc-shaped plate is fixedly connected with side plates, and the side plates are connected through a bolt and a thread.

Preferably, the surface of the side plate is provided with screw holes corresponding to each other in position, and the bolt penetrates through the screw holes.

Preferably, the ring body is fixedly connected with the piers through a plurality of bolts, and the piers are distributed in an annular shape at equal intervals along the side wall of the ring body.

Preferably, the upper end side wall of the hollow rod body is provided with an opening, and the position of the opening is matched with the position of the block body.

Preferably, the rotating handle is rotatably connected with the inner wall of the hollow rod body through a rotating shaft, and a gear matched with the tooth grooves is arranged on the side wall of the rotating handle.

Preferably, the top end of the hoop is fixedly connected with a plurality of arc-shaped blocks, and the arc-shaped blocks are made of metal materials.

(III) advantageous effects

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the automatic extracting device of the bridge bearing is characterized in that a rotating handle is rotated to enable the rotating handle to rotate downwards along a strip-shaped opening, a plurality of tooth grooves distributed at equal intervals in the longitudinal direction are formed in a rod body of a movable rod, the tooth grooves are located on the movable rod and are close to one side of the rotating handle, the rotating handle is rotatably connected with the inner wall of a hollow rod body through a rotating shaft, a gear matched with the tooth grooves is arranged on the side wall of the rotating handle, the gear and the rotating shaft are coaxially arranged, when the rotating handle rotates, the gear on the side wall of the rotating handle drives the movable rod to move upwards through the tooth grooves which are meshed with each other, an opening is formed in the side wall of the upper end of the hollow rod body, the position of the opening is matched with the position of a block body, a moving space is formed by arranging the block body into a moving space, the block body is ensured to stretch out along, avoid the jack at the start-up in-process, its lower extreme can push down the staple bolt roof of fixing on the bridge for the small bending appears in the roof of staple bolt, causes the condition that the staple bolt warp.

2. The automatic extraction device of the bridge bearing comprises a hoop, wherein a plurality of arc-shaped blocks are fixedly connected to the top end of the hoop and are made of metal materials, the arc-shaped blocks are used for placing a hydraulic jack, the hoop comprises an arc-shaped plate, a side plate is fixedly connected to the surface of the arc-shaped plate, screw holes corresponding to each other in position are formed in the surface of the side plate, a bolt penetrates through the screw holes and is arranged, the side plates are connected through a bolt I in a threaded mode, the top end of a bridge pier is connected with a bridge through a support, a ring body is fixedly sleeved on the side wall of the bridge pier, the ring body is fixedly connected with the bridge pier through a plurality of bolts II, the ring body is arranged to play a role of supporting a hollow rod body, the piers are distributed along the side wall of the ring body in an annular equidistant mode, a sleeve is fixedly connected to the inner wall of the lower end of the hollow rod body, a, ensuring that the moving process does not deviate.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic cross-sectional view of the hollow rod of the present invention;

fig. 4 is a schematic structural diagram at B in fig. 3.

In the figure: 1. a bridge pier; 2. hooping; 3. a support; 4. an arc-shaped plate; 5. a side plate; 6. a screw hole; 7. a first bolt; 8. a ring body; 9. a second bolt; 10. a hollow rod body; 11. a strip-shaped opening; 12. turning a handle; 13. a movable rod; 14. a sleeve; 15. a block body; 16. a tooth socket; 17. an opening; 18. a rotating shaft; 19. a gear; 20. insection; 21. an arc block body.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-4, an automatic drawing device for a bridge support comprises a bridge pier 1 and a hoop 2 fixed on a side wall of the bridge pier 1, wherein a plurality of arc blocks 21 are fixedly connected to a top end of the hoop 2, the arc blocks 21 are made of metal materials, the arc blocks 21 are used for placing a hydraulic jack, the hoop 2 comprises an arc plate 4, a side plate 5 is fixedly connected to a surface of the arc plate 4, screw holes 6 with corresponding positions are formed in the surface of the side plate 5, a first bolt 7 penetrates through the screw holes 6, the side plates 5 are in threaded connection through a first bolt 7, the top end of the bridge pier 1 is connected with a bridge through a support 3, a ring body 8 is fixedly sleeved on the side wall of the bridge pier 1, the ring body 8 is fixedly connected with the bridge pier 1 through a plurality of second bolts 9, the ring body 8 is arranged to support a hollow rod body 10, and the bridge piers 1 are distributed in an annular shape along the, the upper end lateral wall of ring body 8 passes through the cavity body of rod 10 and staple bolt 2 fixed connection, opening 17 has been seted up to the upper end lateral wall of the cavity body of rod 10, and opening 17's position and block 15 position phase-match, opening 17's setting is for block 15 provides the removal space, guarantee that block 15 stretches out and contacts with arc block 21 along opening 17, bar opening 11 has been seted up on the surface of the cavity body of rod 10, and bar opening 11 interpolation is equipped with and can changes 12 to the commentaries on classics of setting, when changeing 12 and rotating, the insection 20 of its tip drives movable rod 13 rebound, the lower extreme inner wall fixedly connected with sleeve 14 of the cavity body of rod 10, and sleeve 14's upper end is inserted and is equipped with and changes 12 movable rod 13 through insection 20 engaged with, and movable rod 13's upper end fixedly connected with block 15, block 15 runs through the upper end.

Example 2

Based on embodiment 1, as shown in fig. 1 to 4, the rod body of the movable rod 13 is provided with a plurality of tooth sockets 16 distributed at equal intervals in the longitudinal direction, the tooth sockets 16 are located at one side of the movable rod 13 close to the rotating handle 12, the rotating handle 12 is rotatably connected with the inner wall of the hollow rod body 10 through a rotating shaft 18, a gear 19 matched with the tooth sockets 16 is arranged on the side wall of the rotating handle 12, the gear 19 and the rotating shaft 18 are coaxially arranged, and when the rotating handle 12 rotates, the gear 19 on the side wall drives the movable rod 13 to move upwards through the tooth sockets 16 which are engaged with each other.

The working principle is as follows: when an operator extracts a bridge bearing, firstly, the upper end of a hollow rod body 10 is abutted against the lower end of an arc block 21 at the upper end of an anchor ear 2, a ring body 8 is fixed on the side wall of a bridge pier 1 through a bolt II 9, a rotating handle 12 is rotated at the same time, the rotating handle 12 is enabled to rotate downwards along a strip-shaped opening 11, the rod body of a movable rod 13 is provided with a plurality of tooth grooves 16 which are longitudinally and equidistantly distributed, the tooth grooves 16 are positioned at one side of the movable rod 13 close to the rotating handle 12, the rotating handle 12 is rotatably connected with the inner wall of the hollow rod body 10 through a rotating shaft 18, the side wall of the rotating handle 12 is provided with a gear 19 matched with the tooth grooves 16, the gear 19 and the rotating shaft 18 are coaxially arranged, when the rotating handle 12 rotates, the gear 19 at the side wall of the rotating handle drives the movable rod 13 to move upwards through the engaged tooth grooves 16, the side wall at, opening 17 sets up to block 15 and provides the removal space, guarantees that block 15 stretches out and contacts with arc block 21 along opening 17, along with moving upward of movable rod 13, block 15 supports the arc block 21 of staple bolt 2 upper end, provides the supporting force for the lower extreme of arc block 21.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automatic extraction device of a bridge support comprises a bridge pier (1) and a hoop (2) fixed on the side wall of the bridge pier (1), wherein the top end of the bridge pier (1) is connected with a bridge through a support (3);

the method is characterized in that:

the fixed cover of lateral wall of pier (1) is equipped with ring body (8), and the upper end lateral wall of ring body (8) passes through the cavity body of rod (10) and staple bolt (2) fixed connection, bar opening (11) have been seted up on the surface of the cavity body of rod (10), and bar opening (11) interpolation is equipped with and can change the commentaries on classics of setting to (12), the lower extreme inner wall fixedly connected with sleeve (14) of the cavity body of rod (10), and the upper end of sleeve (14) insert be equipped with change through insection (20) engaged with movable rod (13) to (12), and the upper end fixedly connected with block (15) of movable rod (13), the upper end lateral wall that the cavity body of rod (10) was run through in block (15) sets up.

2. The automatic extraction device of a bridge bearer according to claim 1, characterized in that: a plurality of tooth sockets (16) which are distributed at equal intervals in the longitudinal direction are formed in the rod body of the movable rod (13), and the tooth sockets (16) are arranged on one side, close to the rotating handle (12), of the movable rod (13).

3. The automatic extraction device of a bridge bearer according to claim 1, characterized in that: staple bolt (2) include arc (4), and the fixed surface of arc (4) is connected with curb plate (5), and is a plurality of pass through bolt (7) threaded connection between curb plate (5).

4. The automatic extraction device of a bridge bearer according to claim 3, wherein: screw holes (6) corresponding to each other in position are formed in the surface of the side plate (5), and a first bolt (7) penetrates through the screw holes (6).

5. The automatic extraction device of a bridge bearer according to claim 1, characterized in that: ring body (8) and pier (1) between through two (9) fixed connection of a plurality of bolts, and a plurality of pier (1) are annular equidistance along the lateral wall of ring body (8) and distribute.

6. The automatic extraction device of a bridge bearer according to claim 1, characterized in that: an opening (17) is formed in the side wall of the upper end of the hollow rod body (10), and the position of the opening (17) is matched with that of the block body (15).

7. The automatic extraction device of a bridge bearer according to claim 2, wherein: the rotating handle (12) is rotatably connected with the inner wall of the hollow rod body (10) through a rotating shaft (18), and a gear (19) matched with the tooth groove (16) is arranged on the side wall of the rotating handle (12).

8. The automatic extraction device of a bridge bearer according to claim 1, characterized in that: the top end fixedly connected with of staple bolt (2) is a plurality of arc blocks (21), and arc block (21) adopt metal material to make.