Flexible connecting member for bridge floor

Abstract

The utility model discloses a flexible connecting member for a bridge floor, and relates to the technical field of bridge engineering. The bridge deck comprises a plurality of adjacent first bridge decks, a plurality of adjacent second bridge decks and a connecting steel structure, two connecting blocks are fixedly connected to the opposite sides of the first bridge decks and the second bridge decks, and inserting holes are formed in one sides of the connecting blocks; the connecting steel structure is located between the first bridge floor and the second bridge floor, and two fixing grooves corresponding to the two connecting blocks are formed in the two sides of the connecting steel structure. When the first bridge floor and the second bridge floor are assembled with the connecting steel structure in a translation manner, the first bridge floor and the second bridge floor extrude the extrusion plates to drive the two limiting rods to be inserted into the insertion holes of the connecting blocks on the first bridge floor and the second bridge floor by extruding the telescopic pieces, so that the first bridge floor and the second bridge floor can be movably connected with the connecting steel structure; other fastening structures are not needed, and the butt joint stability of the first bridge deck and the second bridge deck is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to bridge engineering field, concretely relates to a bridge deck flexible connecting component. BACKGROUND

[0002] In order to connect bridge deck slab mutually, a flexible connecting component is needed for fabricated bridge.

[0003] The existing bridge deck is fastened with connecting component through bolt after assembling, and the fastening bolt is installed at the bottom of bridge deck, and the fastening bolt will be loose when the bridge deck is vibrated, which affects the butt joint stability of bridge deck, and the connecting component of metal material is arranged at the end of bridge deck, and the structure between connecting component and bridge deck is simple, and the displacement between connecting component and bridge deck exists.

[0004] Therefore, the utility model is provided. UTILITY MODEL CONTENT

[0005] The utility model solves the technical problem in the prior art, provides a bridge deck flexible connecting component, and solves the problems in the background.

[0006] To solve the above technical problems, the basic concept of the technical scheme of the utility model is as follows:

[0007] A bridge deck flexible connecting component, comprising: a plurality of adjacent first bridge deck and second bridge deck, connecting steel structure, the first bridge deck and the second bridge deck opposite side are fixedly connected with two connecting blocks, the connecting block one side is provided with the insertion hole;

[0008] The connecting steel structure is located between the first bridge deck and the second bridge deck, two fixed grooves corresponding to two connecting blocks are formed on both sides of the connecting steel structure, and a limiting rod corresponding to the insertion hole is arranged in the side wall of the two fixed grooves.

[0009] Wherein, the connecting steel structure is provided with two extrusion expansion joints, the extrusion expansion joints are connected with two limiting rods on the same side thereof, and the connecting steel structure is provided with an extrusion plate connected with the extrusion expansion joints on one side.

[0010] Optionally, the connecting steel structure is provided with two cavities, the cavities are communicated with two fixed grooves on the same side thereof, and the extrusion expansion joint is located in the cavity;The extrusion expansion joint comprises a sealing cylinder fixedly connected in the cavity, a first piston slidingly fitted in the sealing cylinder and fixedly connected with the extrusion plate, and two opposite second pistons slidingly fitted in the sealing cylinder and fixedly connected with two limiting rods;The sealing cylinder is a convex structure.

[0011] Optionally, one side of the connecting steel structure is fixedly connected with a limiting piece corresponding to the fixed groove; the limiting piece comprises a fixed plate and a limiting hole formed in one side of the fixed plate.

[0012] Optionally, the fixed groove is provided with a rubber pad.

[0013] Compared with the prior art, the utility model has the following beneficial effects, of course, any product implementing the utility model does not necessarily need to achieve all the advantages described below:

[0014] When the first bridge surface and the second bridge surface are assembled with the connecting steel structure by translation, the first bridge surface and the second bridge surface extrude the extrusion plate to drive the two limiting rods to be inserted into the insertion hole of the connecting block on the first bridge surface and the second bridge surface through the extrusion and expansion piece, so that the first bridge surface and the second bridge surface are movably connected with the connecting steel structure, other fastening structures are not needed, the butt joint stability of the first bridge surface and the second bridge surface is improved, and the displacement between the first bridge surface and the second bridge surface and the connecting steel structure is reduced.

[0015] The specific embodiments of the utility model will be further described in detail below with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0016] The drawings in the following description are only some embodiments, and other drawings can be obtained by those skilled in the art without creative labor according to the drawings.

[0017] In the drawings:

[0018] Figure 1 It is a schematic view of a bridge surface flexible connection structure;

[0019] Figure 2 It is a schematic view of a connecting steel structure;

[0020] Figure 3 It is a schematic view of the internal structure of the connecting steel structure;

[0021] Figure 4 It is a schematic view of the structure of the extrusion and expansion piece.

[0022] In the drawings, the components represented by each number are listed as follows:

[0023] The first bridge surface 1, the second bridge surface 2, the connecting steel structure 3, the fixed groove 4, the connecting block 5, the insertion hole 6, the limiting piece 7, the rubber pad 8, the limiting rod 9, the extrusion plate 10, the cavity 11, the extrusion and expansion piece 12, the sealing cylinder 1201, the first piston 1202, the second piston 1203.

[0024] It should be noted that the drawings and the written description are not intended to limit the scope of the concept of the present application in any way, but to illustrate the concept of the present application to those skilled in the art by referring to specific embodiments. DETAILED DESCRIPTION

[0025] The present application will now be further described in detail with reference to the drawings.

[0026] Please refer to Figures 1-4 As shown in the figure, in the present embodiment, a bridge deck flexible connecting member is provided, comprising: a plurality of adjacent first bridge deck 1 and second bridge deck 2, connecting steel structure 3, the first bridge deck 1 and the second bridge deck 2 are fixedly connected with two connecting blocks 5 on opposite sides, and the connecting block 5 is provided with a socket 6 on one side;

[0027] The connecting steel structure 3 is located between the first bridge deck 1 and the second bridge deck 2, and the connecting steel structure 3 is provided with two fixed grooves 4 corresponding to the two connecting blocks 5 on both sides, and the two fixed grooves 4 are provided with limiting rods 9 corresponding to the socket 6 in the side wall;

[0028] Among them, the connecting steel structure 3 is provided with two extrusion expansion pieces 12, the extrusion expansion piece 12 is connected with the two limiting rods 9 on the same side, and the connecting steel structure 3 is provided with an extrusion plate 10 connected with the extrusion expansion piece 12 on one side.

[0029] The application of one aspect of the present embodiment is: when the first bridge deck 1 and the second bridge deck 2 need to be assembled with the connecting steel structure 3, the first bridge deck 1 and the second bridge deck 2 are hoisted and translated on both sides of the connecting steel structure 3, the first bridge deck 1 and the second bridge deck 2 extrude the two extrusion plates 10, the extrusion plate 10 moves through the extrusion expansion piece 12 to drive the two limiting rods 9 to move relatively, and the two limiting rods 9 are inserted into the socket 6 of the connecting block 5 on the first bridge deck 1 and the second bridge deck 2, thereby completing the assembly of the first bridge deck 1 and the second bridge deck 2 with the connecting steel structure 3.

[0030] Through the extrusion expansion piece 12 arranged in the connecting steel structure 3, when the first bridge deck 1 and the second bridge deck 2 are translated and assembled with the connecting steel structure 3, the first bridge deck 1 and the second bridge deck 2 extrude the extrusion plate 10 through the extrusion expansion piece 12 to drive the two limiting rods 9 to be inserted into the socket 6 of the connecting block 5 on the first bridge deck 1 and the second bridge deck 2, so that the first bridge deck 1 and the second bridge deck 2 can be movably connected with the connecting steel structure 3, without using other fastening structures, thereby improving the stability of the abutment of the first bridge deck 1 and the second bridge deck 2, and reducing the displacement between the first bridge deck 1 and the second bridge deck 2 and the connecting steel structure 3.

[0031] As Figure 3 shown, the connecting steel structure 3 of the present embodiment is provided with two cavities 11, the cavity 11 is communicated with the two fixed grooves 4 on the same side, and the extrusion expansion piece 12 is located in the cavity 11;

[0032] As Figure 4 shown, specifically, the specific structure of the extrusion telescopic piece 12 includes the following: the sealing cylinder 1201 fixedly connected in the chamber 11, the first piston 1202 slidingly fitted in the sealing cylinder 1201 and fixedly connected with the extrusion plate 10, and the two opposite second pistons 1203 slidingly fitted in the sealing cylinder 1201 and fixedly connected with the two limiting rods 9; the sealing cylinder 1201 is a convex structure.

[0033] When the first bridge deck 1 and the second bridge deck 2 are abutted on both sides of the connecting steel structure 3, the first bridge deck 1 and the second bridge deck 2 extrude the two extrusion plates 10, the extrusion plates 10 move to drive the first piston 1202 to move in the sealing cylinder 1201, the first piston 1202 moves in the sealing cylinder 1201 to extrude the two second pistons 1203 to move oppositely through the atmosphere, the two second pistons 1203 move oppositely to drive the two limiting rods 9 to move oppositely, and the two limiting rods 9 move oppositely to be inserted into the insertion holes 6 of the connecting blocks 5 on the first bridge deck 1 and the second bridge deck 2, so that the first bridge deck 1 and the second bridge deck 2 can be movably connected with the connecting steel structure 3, without using other fastening structures, and the abutting stability of the first bridge deck 1 and the second bridge deck 2 is improved.

[0034] As Figure 2 shown, one side of the connecting steel structure 3 of the embodiment is fixedly connected with the limiting piece 7 corresponding to the fixed groove 4; the limiting piece 7 comprises a fixed plate and a limiting hole opened on one side of the fixed plate.

[0035] After the two limiting rods 9 oppositely move to be inserted into the limiting holes on the fixed plate, the dislocation of the limiting rods 9 and the connecting blocks 5 to cause the loosening of the first bridge deck 1 and the second bridge deck 2 and the connecting steel structure 3 is reduced.

[0036] As Figure 2 shown, the fixed groove 4 of the embodiment is provided with the rubber pad 8, wherein the rubber pad 8 can reduce the noise when the first bridge deck 1 and the second bridge deck 2 are movably connected with the connecting steel structure 3.

[0037] The utility model is not limited to the above-mentioned embodiment, any person should know the structural change made under the inspiration of the utility model, any technical scheme with the same or similar utility model falls into the protection scope of the utility model. The utility model is not described in detail, and the technical, shape and structure parts are known technology.

Claims

1. A flexible connection component for bridge decks, characterized in that, include: Multiple adjacent first bridge decks (1) and second bridge decks (2), each of the first bridge decks (1) and the second bridge decks (2) is fixedly connected to two connecting blocks (5) on opposite sides, and each connecting block (5) has an insertion hole (6) on one side; A connecting steel structure (3) is located between the first bridge deck (1) and the second bridge deck (2). Two fixing slots (4) corresponding to the two connecting blocks (5) are provided on both sides of the connecting steel structure (3). Limiting rods (9) corresponding to the insertion holes (6) are provided in the side walls of the two fixing slots (4). The connecting steel structure (3) is provided with two extrusion telescopic members (12), which are connected to the two limiting rods (9) on the same side. The connecting steel structure (3) is provided with an extrusion plate (10) connected to the extrusion telescopic member (12) on one side.

2. The flexible bridge deck connection component according to claim 1, characterized in that, The connecting steel structure (3) has two chambers (11) inside, and the chambers (11) are connected to the two fixing slots (4) on the same side. The extrusion telescopic member (12) is located inside the chambers (11).

3. A flexible bridge deck connection component according to claim 2, characterized in that, The extrusion telescopic component (12) includes a sealing cylinder (1201) fixedly connected in the chamber (11), a first piston (1202) slidably fitted in the sealing cylinder (1201) and fixedly connected to the extrusion plate (10), and two opposing second pistons (1203) slidably fitted in the sealing cylinder (1201) and fixedly connected to the two limiting rods (9).

4. A flexible bridge deck connection component according to claim 3, characterized in that, The sealing cylinder (1201) has a convex structure.

5. A flexible bridge deck connection component according to claim 1, characterized in that, One side of the connecting steel structure (3) is fixedly connected to a limiting member (7) corresponding to the fixing groove (4).

6. A flexible bridge deck connection component according to claim 5, characterized in that, The limiting member (7) includes a fixing plate and a limiting hole opened on one side of the fixing plate.

7. A flexible bridge deck connection component according to claim 1, characterized in that, Each of the fixing grooves (4) is provided with a rubber pad (8).

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