Safety construction platform of bridge lower structure

Abstract

The utility model discloses a safety construction platform of a bridge lower structure, the safety construction platform is arranged above a bridge pier, the safety construction platform further comprises a supporting assembly, a main stress piece and an auxiliary stress piece, the supporting assembly is fixed with the bridge pier and is used for supporting the main stress piece, the main stress piece is arranged parallel to the bridge pier connecting direction and is tightly attached to the outer side of the bridge pier, and the auxiliary stress piece is used for supporting the main stress piece. The auxiliary stress pieces are arranged between the upper portions of the main stress pieces and fixed, the auxiliary stress pieces tightly attached to the two sides of the bridge pier are connected through first reinforcing pieces, and second reinforcing pieces are arranged between the main stress pieces. The safety construction platform is high in stability in the horizontal direction; the vertical structure of the safety construction platform is stable, so that the whole structure of the safety construction platform is stable, the problem of shaking or dislocation is not prone to occurring, and construction safety is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge substructure construction, in particular to a safe construction platform for a bridge substructure. Background Art

[0002] The bridge substructure refers to the supporting structure of the bridge, including piers, abutments, foundations, etc. They bear the weight and load of the bridge and ensure the stability and safety of the bridge.

[0003] During the construction of the bridge substructure, the piers are built first, and then the superstructure of the piers is constructed. When constructing the superstructure of the piers, the construction is difficult and a safe construction platform needs to be established. The existing construction platform is prone to collapse. How to ensure stability during the construction process and thus ensure the safety of the workers. Utility Model Content

[0004] The purpose of the utility model is to provide a safe construction platform for a bridge substructure, which solves the problem of how to ensure the safety of construction during the construction of the bridge substructure in the prior art.

[0005] The utility model is implemented as follows: a safe construction platform under the bridge structure is placed above the piers, the safe construction platform also includes a support assembly, a main load-bearing member and an auxiliary load-bearing member, the support assembly is fixed to the pier and is used to support the main load-bearing member, the main load-bearing member is arranged parallel to the connection direction of the piers and is tightly attached to the outer side of the piers, the auxiliary load-bearing member is placed above and fixed between the main load-bearing members, the auxiliary load-bearing members tightly attached to both sides of the piers are connected by a first reinforcement member, and a second reinforcement member is arranged between the main load-bearing members.

[0006] When constructing the upper structure of a bridge pier, it is necessary to first establish a safe and reliable safety construction platform. In the safety construction platform of the utility model, construction workers are located above the auxiliary force-bearing members for construction. The main force-bearing members and the auxiliary force-bearing members are both close to the bridge pier, and the part of the auxiliary force-bearing members close to the bridge pier is connected by a first reinforcement member, and a second reinforcement member is provided between the main force-bearing members; the safety construction platform has high stability in the horizontal direction; the auxiliary force-bearing members are placed between the main force-bearing members and fixed, and the main force-bearing members are placed on the supporting assembly fixed on the bridge pier, to ensure the stability of the upper and lower structures of the safety construction platform, so that the overall structure of the safety construction platform is stable, and it is not easy to have shaking or dislocation problems, thereby ensuring the safety of construction.

[0007] A further technical solution of the utility model is: a connecting plate is provided on the auxiliary force-bearing member, and the connecting plate is fixedly connected to the auxiliary force-bearing member.

[0008] In order to further ensure the safety of the safety construction platform, a connecting plate is provided on the auxiliary force-bearing member to provide higher safety.

[0009] A further technical solution of the utility model is: the support assembly includes a fixing member, a connecting member and a jack, the fixing member passes through the pier horizontally, the connecting member is placed between the fixing members, and the jack is placed between the connecting member and the main load-bearing member.

[0010] The fixing piece passes through the pier and is perpendicular to the connection direction of the pier. The connecting piece is fixed to the fixing piece by a U-shaped buckle, providing an installation platform for the jack and transmitting the force of the platform on the periphery of the pier to the pier, thereby ensuring safety.

[0011] A further technical solution of the utility model is that the jack is connected to the connecting piece in a limiting manner.

[0012] Avoid unstable support caused by shaking of the jack during construction.

[0013] A further technical solution of the utility model is that the jack is connected to the left and right limit positions of the connecting piece via U-shaped buckles on all sides.

[0014] A mounting plate is provided at the bottom of the jack, and the jack is limited on a horizontal plane by vertically passing through the connecting piece and the mounting plate via U-shaped buckles around the jack.

[0015] A further technical solution of the utility model is that the connecting piece is a channel steel with an opening facing upward.

[0016] The channel steel further increases the horizontal plane limit for the jack.

[0017] A further technical solution of the utility model is that reinforcing ribs are arranged between the connecting pieces.

[0018] The reinforcing ribs between the connectors increase the firmness between the connectors and reduce deformation.

[0019] A further technical solution of the utility model is that the main force-bearing member is an I-beam.

[0020] I-beams are versatile and high-strength, suitable for the design of safe construction platforms.

[0021] A further technical solution of the utility model is that the main force-bearing member and the auxiliary force-bearing member are fixed by a U-shaped buckle.

[0022] One side of the main force-bearing member is provided with a connecting ear connected to the auxiliary force-bearing member through a U-shaped buckle.

[0023] The beneficial effects of the utility model are as follows: when constructing the upper structure of a bridge pier, it is necessary to first establish a safe and reliable safety construction platform. In the safety construction platform of the utility model, construction personnel are located above the auxiliary force-bearing members for construction. The main force-bearing members and the auxiliary force-bearing members are both close to the bridge pier, and the part of the auxiliary force-bearing members close to the bridge pier is connected by a first reinforcement member, and a second reinforcement member is provided between the main force-bearing members; the safety construction platform has high stability in the horizontal direction; the auxiliary force-bearing members are placed between the main force-bearing members and fixed, and the main force-bearing members are placed on the supporting assembly fixed on the bridge pier, to ensure the stability of the upper and lower structures of the safety construction platform, so that the overall structure of the safety construction platform is stable, and it is not easy to have shaking or dislocation problems, thereby ensuring the safety of construction. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a structural schematic diagram of a bridge substructure with a safety construction platform provided by the utility model;

[0025] Figure 2 The utility model provides Figure 1 Side view of

[0026] Figure 3 It is a structural schematic diagram of the support assembly provided by the utility model;

[0027] Figure 4 The utility model is a structural schematic diagram of a safe construction platform for a bridge understructure provided by the utility model.

[0028] Figure numerals: 1. Bridge pier, 2. Support assembly, 3. Main load-bearing member, 4. Auxiliary load-bearing member, 5. First reinforcement member, 6. Second reinforcement member, 7. Connecting plate, 21. Fixing member, 22. Connecting member, 23. Jack, 24. Reinforcement rib. DETAILED DESCRIPTION

[0029] The following is an explanation of the implementation of the present invention through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific implementations, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention.

[0030] It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of the present specification are only used to match the contents disclosed in the specification for people familiar with the technology to understand and read, and are not used to limit the limiting conditions for the implementation of the present utility model, so they have no substantial technical significance. Any modification of the structure, change of the proportion relationship or adjustment of the size, without affecting the effects and purposes that can be achieved by the present utility model, should still fall within the scope of the technical contents disclosed by the present utility model. At the same time, the terms such as "upper", "lower", "left", "right", "middle" and "one" quoted in the present specification are only for the convenience of description, and are not used to limit the scope of the implementation of the present utility model. The change or adjustment of the relative relationship, without substantial change of the technical contents, should also be regarded as the scope of the implementation of the present utility model.

[0031] Embodiment 1:

[0032] Figure 1-4 A safe construction platform for a bridge substructure is shown, which is placed above the pier 1 and is characterized in that the safe construction platform also includes a support assembly 2, a main load-bearing member 3 and an auxiliary load-bearing member 4. The support assembly 2 is fixed to the pier 1 and is used to support the main load-bearing member 3. The main load-bearing member 3 is arranged parallel to the pier connection direction and is tightly attached to the outer side of the pier 1. The auxiliary load-bearing member 4 is placed above and fixed between the main load-bearing members 3. The auxiliary load-bearing members 4 tightly attached to both sides of the pier 1 are connected by a first reinforcement member 5, and a second reinforcement member 6 is provided between the main load-bearing members 3.

[0033] When constructing the upper structure of a bridge pier, it is necessary to first establish a safe and reliable safety construction platform. In the safety construction platform of the utility model, construction workers are located above the auxiliary force-bearing members for construction. The main force-bearing members and the auxiliary force-bearing members are both close to the bridge pier, and the part of the auxiliary force-bearing members close to the bridge pier is connected by a first reinforcement member, and a second reinforcement member is provided between the main force-bearing members; the safety construction platform has high stability in the horizontal direction; the auxiliary force-bearing members are placed between the main force-bearing members and fixed, and the main force-bearing members are placed on the supporting assembly fixed on the bridge pier, to ensure the stability of the upper and lower structures of the safety construction platform, so that the overall structure of the safety construction platform is stable, and it is not easy to have shaking or dislocation problems, thereby ensuring the safety of construction.

[0034] In this embodiment, a connecting plate 7 is provided on the auxiliary force-bearing member 4 , and the connecting plate 7 is fixedly connected to the auxiliary force-bearing member 4 .

[0035] In order to further ensure the safety of the safety construction platform, a connecting plate is provided on the auxiliary force-bearing member to provide higher safety.

[0036] In this embodiment, the support assembly 2 includes a fixing member 21, a connecting member 22 and a jack 23. The fixing member 21 passes through the pier horizontally, the connecting member 22 is placed between the fixing members 21, and the jack 23 is placed between the connecting member 22 and the main load-bearing member 3.

[0037] The fixing piece passes through the pier and is perpendicular to the connection direction of the pier. The connecting piece is fixed to the fixing piece by a U-shaped buckle, providing an installation platform for the jack and transmitting the force of the platform on the periphery of the pier to the pier, thereby ensuring safety.

[0038] In this embodiment, the fixing member is a D100 through-hole rod.

[0039] In this embodiment, the connecting piece is 25a channel steel.

[0040] In this embodiment, the jack is a 50T screw jack.

[0041] In this embodiment, the jack 23 is connected to the connecting member 22 in a limiting manner.

[0042] Avoid unstable support caused by shaking of the jack during construction.

[0043] In this embodiment, the jack 23 is connected to the connecting member 22 in a left and right limiting manner via U-shaped buckles on all sides.

[0044] A mounting plate is provided at the bottom of the jack, and the jack is limited on a horizontal plane by vertically passing through the connecting piece and the mounting plate via U-shaped buckles around the jack.

[0045] In this embodiment, the connecting member 22 is a channel steel with an opening facing upward.

[0046] The channel steel further increases the horizontal plane limit for the jack.

[0047] In this embodiment, reinforcing ribs 24 are provided between the connecting members 22 .

[0048] The reinforcing ribs between the connectors increase the firmness between the connectors and reduce deformation.

[0049] In this embodiment, the main force bearing member 3 is an I-beam.

[0050] I-beams are versatile and high-strength, suitable for the design of safe construction platforms.

[0051] In this embodiment, the load-bearing member is an I-beam 56a.

[0052] In this embodiment, the main force-bearing member 3 and the auxiliary force-bearing member 4 are fixed by a U-shaped buckle.

[0053] One side of the main force-bearing member is provided with a connecting ear connected to the auxiliary force-bearing member through a U-shaped buckle.

[0054] The working principle of the utility model: when constructing the upper structure of the bridge pier, it is necessary to first establish a safe and reliable safety construction platform. In the safety construction platform of the utility model, the construction personnel are located above the auxiliary force-bearing members for construction. The main force-bearing members and the auxiliary force-bearing members are both close to the bridge pier, and the part of the auxiliary force-bearing members close to the bridge pier is connected by a first reinforcement member, and a second reinforcement member is provided between the main force-bearing members; the safety construction platform has high stability in the horizontal direction; the auxiliary force-bearing members are placed between the main force-bearing members and fixed, and the main force-bearing members are placed on the supporting assembly fixed on the bridge pier, to ensure the stability of the upper and lower structures of the safety construction platform, so that the overall structure of the safety construction platform is stable, and it is not easy to have shaking or dislocation problems, thereby ensuring the safety of construction.

[0055] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A safe construction platform for a bridge substructure, placed above a bridge pier (1), characterized in that: The safety construction platform also includes a support assembly (2), a main load-bearing member (3) and an auxiliary load-bearing member (4); the support assembly (2) is fixed to the pier (1) and is used to support the main load-bearing member (3); the main load-bearing member (3) is arranged parallel to the pier connection direction and is in close contact with the outer side of the pier (1); the auxiliary load-bearing member (4) is arranged above and between the main load-bearing members (3) and is fixed; the auxiliary load-bearing members (4) in close contact with both sides of the pier (1) are connected by a first reinforcement member (5); and a second reinforcement member (6) is arranged between the main load-bearing members (3).

2. A safe construction platform for a bridge substructure according to claim 1, characterized in that: The auxiliary force-bearing member (4) is provided with a connecting plate (7), and the connecting plate (7) is fixedly connected to the auxiliary force-bearing member (4).

3. A safe construction platform for bridge substructure according to claim 1, characterized in that: The support assembly (2) comprises a fixing member (21), a connecting member (22) and a jack (23); the fixing member (21) passes through the bridge pier transversely; the connecting member (22) is arranged between the fixing members (21); and the jack (23) is arranged between the connecting member (22) and the main load-bearing member (3).

4. A safe construction platform for a bridge substructure according to claim 3, characterized in that: The jack (23) is position-limitingly connected to the connecting member (22).

5. A safe construction platform for bridge substructure according to claim 4, characterized in that: The jack (23) is connected to the connecting piece (22) in a left-right limiting manner via U-shaped buckles on all sides.

6. A safe construction platform for bridge substructure according to claim 3, characterized in that: The connecting piece (22) is a channel steel with an opening facing upward.

7. A safe construction platform for a bridge substructure according to claim 3, characterized in that: Reinforcing ribs (24) are provided between the connecting pieces (22).

8. The safe construction platform for bridge substructure according to claim 1, characterized in that: The main load-bearing member (3) is an I-beam.

9. The safe construction platform for bridge substructure according to claim 1, characterized in that: The main force-bearing member (3) and the auxiliary force-bearing member (4) are fixed by means of a U-shaped buckle.

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