CN221421683U

CN221421683U - Temporary supporting structure of adjacent flat heart beam

Info

Publication number: CN221421683U
Application number: CN202322916719.7U
Authority: CN
Inventors: 曹辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-10-30
Filing date: 2023-10-30
Publication date: 2024-07-26
Anticipated expiration: 2033-10-30

Abstract

The utility model discloses a temporary supporting structure of adjacent flat center beams, which comprises bridge piers, wherein beam bodies are arranged at two ends above the bridge piers, connecting pieces are arranged on the outer sides of the bridge piers, screw holes are formed in the two ends of each connecting piece in a penetrating mode, second positioning bolts are connected to the inner threads of the screw holes, nuts are connected to the other ends of the second positioning bolts in a threaded mode, a first rotating shaft is fixedly connected to one end of each connecting piece, two positioning pieces can be installed on the bridge piers through the second positioning bolts and the nuts, and meanwhile, a rotating shaft assembly and a connecting rod are arranged at one end of each connecting piece to enable the connecting rod, the bridge piers and Liang Tixing to form a triangular supporting state, so that temporary supporting assemblies of two adjacent eccentric beams can be achieved.

Description

Temporary supporting structure of adjacent flat heart beam

Technical Field

The utility model relates to the field of temporary support structures of adjacent flat heart beams, in particular to a temporary support structure of an adjacent flat heart beam.

Background

At present, part of bridge foundations in China are designed to be shallow enlarged foundations and are often positioned on a side slope, the side slope is unstably slipped due to large water quantity in rainy seasons, so that the side slope loses protection effect, if the side slope is slipped continuously, the girder body is unstably slipped, a pier and the girder body on the pier gradually slip to an eccentric critical state in which the adjacent side falls, the girder body cannot be restored to a pier cap according to the design, the supporting length cannot meet the design specification requirement, and then the dismantling reconstruction is needed to be carried out when the service life reaches a certain degree.

In the related art, when the bridge pier is dismantled, a common supporting and reinforcing method for temporarily supporting the bridge body on the bridge pier is to integrally lift up to rectify the bridge, lift up and slide the bridge body in the vertical, longitudinal and transverse directions, then dismantle the bridge body, and the construction process is complex and has higher cost, so that the bridge pier is required to be further improved.

Disclosure of utility model

The utility model aims to provide a temporary supporting structure of an adjacent flat center beam, which solves the problems of complex construction process and higher manufacturing cost of the temporary supporting structure in the prior art and needs to be further improved.

In order to achieve the above purpose, the utility model adopts the following technical scheme that the temporary supporting structure of the adjacent flat heart beam comprises a bridge pier, wherein the two ends of the upper part of the bridge pier are respectively provided with a beam body, the outer side of the bridge pier is provided with a connecting piece, the two ends of the connecting piece are respectively provided with a screw hole in a penetrating way, and the inner threads of the screw holes are connected with second positioning bolts;

The other end of the second positioning bolt is connected with a nut in a threaded mode, and one end of the connecting piece is fixedly connected with a first rotating shaft.

As a further description of the above technical solution: the inside rotation of first pivot is connected with the connecting rod, the other end rotation of connecting rod is connected with the second pivot.

As a further description of the above technical solution: the other end fixedly connected with mounting panel of second pivot, the other end and the roof beam body contact of mounting panel, and the inside threaded connection of roof beam body and mounting panel has first positioning bolt.

As a further description of the above technical solution: the other end fixedly connected with fixed block of connecting piece, the upper end fixedly connected with support frame of fixed block.

As a further description of the above technical solution: the upper end of support frame is provided with the movable frame, the upper end fixedly connected with roof of movable frame, the other end and the roof of roof contact.

As a further description of the above technical solution: the inside of support frame is provided with the spacing groove, the inboard bottom fixedly connected with spring in spacing groove, the lower extreme of adjustable shelf runs through the spacing groove inwards and is provided with the limiting plate, the other end and the spring fixed connection of limiting plate.

The utility model has the following beneficial effects:

1. Compared with the prior art, the temporary supporting structure of the adjacent flat center beams can install two positioning pieces on the bridge pier through the arrangement of the second positioning bolts and the nuts, and meanwhile, the rotating shaft assembly and the connecting rod are arranged at one end of the temporary supporting structure, so that the connecting rod, the bridge pier and Liang Tixing are in a triangular supporting state, the temporary supporting assembly of the two adjacent flat center beams can be realized, the triangle is stable, and certain supporting strength is achieved;

2. Compared with the prior art, the temporary supporting structure of the adjacent flat center beam has the advantages that the supporting frame, the movable frame and the top plate are arranged at the other end of the connecting piece, so that double supporting effects can be carried out on two eccentric beams, the supporting strength of the whole structure can be ensured, the phenomenon that the rest surface of a certain eccentric beam body on a pier is too small is avoided, and the risk that the beam body falls from the pier after further sliding is reduced.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a schematic view of the overall structure of a temporary support structure for adjacent flat center beams according to the present utility model;

FIG. 2 is a schematic view of the internal structure of a support frame of a temporary support structure of an adjacent flat center beam according to the present utility model;

Fig. 3 is a schematic structural view of a connector of a temporary support structure of an adjacent flat center beam according to the present utility model.

Legend description:

1. A connecting rod; 2. a first rotating shaft; 3. a connecting piece; 4. bridge piers; 5. a fixed block; 6. a support frame; 7. a first positioning bolt; 8. a top plate; 9. a beam body; 10. a mounting plate; 11. a second rotating shaft; 12. a movable frame; 13. a limiting plate; 14. a spring; 15. a limit groove; 16. a screw hole; 17. a second positioning bolt; 18. and (3) a nut.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides a temporary support structure of adjacent flat heart roof beam, including pier 4, pier 4's top both ends all are provided with roof beam body 9, pier 4's outside is provided with connecting piece 3, connecting piece 3 is the arc setting, can install in pier 4's outside conveniently, connecting piece 3's both ends all run through and are provided with screw 16, screw 16's inside threaded connection has second positioning bolt 17, second positioning bolt 17's the other end threaded connection has nut 18, connecting piece 3's one end fixedly connected with first pivot 2, twist second positioning bolt 17 can install two connecting pieces 3 in pier 4's outside, and can lock it through nut 18, ensure its stability when installing;

The inside of the first rotating shaft 2 is rotationally connected with a connecting rod 1, the other end of the connecting rod 1 is rotationally connected with a second rotating shaft 11, the other end of the second rotating shaft 11 is fixedly connected with a mounting plate 10, the other end of the mounting plate 10 is in contact with a beam body 9, the beam body 9 is in threaded connection with the inside of the mounting plate 10, a first positioning bolt 7 is connected with the upper end of the mounting plate 10 and the beam body 9 correspondingly, the upper end of the mounting plate 10 can be mounted at the lower end of the beam body 9 through the first positioning bolt 7, at the moment, triangular supports are formed among the bridge pier 4, the beam body 9 and the connecting rod 1, and the supporting strength between two adjacent eccentric beams can be ensured;

The other end of the connecting piece 3 is fixedly connected with a fixed block 5, the upper end of the fixed block 5 is fixedly connected with a support frame 6, the upper end of the support frame 6 is provided with a movable frame 12, the upper end of the movable frame 12 is fixedly connected with a top plate 8, the other end of the top plate 8 is contacted with a beam body 9, and the top plate 8 can be contacted with the bottom of the beam body 9 in the installation process, so that the whole support assembly can support the beam body 9;

The inside of support frame 6 is provided with spacing groove 15, the inboard bottom fixedly connected with spring 14 of spacing groove 15, the lower extreme of adjustable shelf 12 runs through spacing groove 15 inwards and is provided with limiting plate 13, limiting plate 13's the other end and spring 14 fixed connection, when roof beam 9 takes place slight rocking, roof 8 drives adjustable shelf 12 and limiting plate 13 and extrudees inside spring 14, can realize the buffering supporting role to two eccentric beams under spring 14's effect, also can avoid simultaneously that the rest surface of a certain eccentric roof beam body 9 on pier 4 is too little, reduce the risk that roof beam body 9 drops from pier 4 after further the sliding.

Working principle: when the device is used, firstly, two connecting pieces 3 are corresponding, then the second positioning bolts 17 are screwed, the two connecting pieces 3 can be installed on the outer side of the bridge pier 4, the connecting pieces can be locked through nuts 18, the stability of the connecting pieces in installation is guaranteed, meanwhile, the upper end of the mounting plate 10 corresponds to the beam body 9, the connecting pieces can be installed at the lower end of the beam body 9 through the first positioning bolts 7, at the moment, triangular supports are formed among the bridge pier 4, the beam body 9 and the connecting rods 1, the supporting strength between two adjacent eccentric beams can be guaranteed, in the supporting process, the top plate 8 can be in contact with the bottom of the beam body 9, the upper beam body 9 can be buffered and supported through the spring assemblies in the connecting pieces, the risk that the placing surface of a certain eccentric beam body 9 on the bridge pier 4 is too small, and the beam body 9 falls from the bridge pier 4 after further sliding is reduced.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. The temporary supporting structure of the adjacent flat heart beam comprises bridge piers (4), and is characterized in that beam bodies (9) are arranged at two ends of the upper part of each bridge pier (4), connecting pieces (3) are arranged on the outer sides of the bridge piers (4), screw holes (16) are formed in two ends of each connecting piece (3) in a penetrating mode, and second positioning bolts (17) are connected to inner threads of the screw holes (16);

The other end of the second positioning bolt (17) is in threaded connection with a nut (18), and one end of the connecting piece (3) is fixedly connected with a first rotating shaft (2).

2. The temporary support structure of adjacent flat heart beams according to claim 1, wherein the inside of the first rotating shaft (2) is rotatably connected with a connecting rod (1), and the other end of the connecting rod (1) is rotatably connected with a second rotating shaft (11).

3. The temporary support structure of the adjacent flat center beams according to claim 2, wherein the other end of the second rotating shaft (11) is fixedly connected with a mounting plate (10), the other end of the mounting plate (10) is in contact with the beam body (9), and the beam body (9) is in threaded connection with the first positioning bolt (7) inside the mounting plate (10).

4. The temporary support structure of adjacent flat heart beams according to claim 1, wherein the other end of the connecting piece (3) is fixedly connected with a fixed block (5), and the upper end of the fixed block (5) is fixedly connected with a support frame (6).

5. The temporary support structure of adjacent flat heart beams according to claim 4, wherein a movable frame (12) is arranged at the upper end of the support frame (6), a top plate (8) is fixedly connected to the upper end of the movable frame (12), and the other end of the top plate (8) is in contact with the beam body (9).

6. The temporary supporting structure of adjacent flat heart beams according to claim 5, wherein a limiting groove (15) is formed in the supporting frame (6), a spring (14) is fixedly connected to the inner bottom of the limiting groove (15), a limiting plate (13) is inwards arranged at the lower end of the movable frame (12) penetrating through the limiting groove (15), and the other end of the limiting plate (13) is fixedly connected with the spring (14).