CN215947904U

CN215947904U - Pier column lifting device for bridge construction

Info

Publication number: CN215947904U
Application number: CN202121550819.7U
Authority: CN
Inventors: 覃景; 李祥; 戚祖会; 罗世辉; 利勇稷; 韦钊延
Original assignee: Guangxi Road and Bridge Engineering Group Co Ltd
Current assignee: Guangxi Road and Bridge Engineering Group Co Ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2022-03-04
Anticipated expiration: 2031-07-08

Abstract

The utility model discloses a pier column lifting device for bridge construction, which comprises a bottom plate, a supporting plate, reinforcing ribs, a mounting plate, a limiting rod, a hydraulic cylinder, a sliding plate, an L-shaped lifting plate, a limiting block, a reinforcing rod, a T-shaped sliding rail, a baffle plate, a screw rod, a motor, a movable bottom plate, a T-shaped sliding groove, a supporting rod, a limiting plate, a bearing plate body, a limiting groove and a positioning hole. The utility model has simple structure, practical function and convenient use, is suitable for various construction environments, and solves the problem that large-scale equipment cannot adapt to the construction requirements of part of construction road sections.

Description

Pier column lifting device for bridge construction

Technical Field

The utility model belongs to the technical field of bridge construction, and particularly relates to a pier column lifting device for bridge construction.

Background

The assembled bridge refers to a bridge with an integral upper structure formed by prefabricated parts, the assembled bridge has reliable quality, intelligent steel bar processing, factory component prefabrication and standardized program construction. High-precision positioning ensures the inherent quality of the bridge prefabricated member. One of the main points of the assembled bridge is that the construction speed is high and the interference to the surrounding traffic is small. When the foundation construction is carried out, the prefabrication of the pier column, the abutment and the beam plate can be carried out, and the installation can be carried out while the construction is carried out. The time period with small traffic interference at night is fully utilized, one or two lanes are blocked, and then the bridge member assembling operation can be carried out. For a highway grand bridge or an urban viaduct, a standard span prefabricated bridge with dozens of holes or hundreds of holes is usually arranged due to design requirements. The design has the advantages of good construction quality, convenient erection, short construction period and the like. And the design hopes that most structures adopt an orthogonal form, the stress of the structure is more definite, the integral shape of the bridge is simpler, the bridge is more harmonious with the surrounding environment, and the manufacturing cost is more economic. However, in the use process of the existing fabricated bridge, large-scale hoisting equipment is required to hoist the concrete prefabricated part during bridge assembly, and part of construction sections are not suitable for the use of the large-scale equipment, so that a small-scale hoisting device is required to lift the bridge pier. In view of this situation, a pier stud lifting device for bridge construction is now designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pier column lifting device for bridge construction, which solves the problem that large equipment cannot meet the construction requirements of part of construction sections.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a pier stud lifting device for bridge construction usefulness, includes lifting mechanism, be equipped with sliding connection's moving mechanism in the lifting mechanism, the last bearing mechanism that is equipped with of moving mechanism.

The lifting mechanism comprises a bottom plate, support plates are symmetrically arranged on the bottom plate, reinforcing ribs are arranged at the side ends of the support plates, the other ends of the reinforcing ribs are fixedly connected with the bottom plate, a mounting plate is arranged at the upper end of the support plate, limiting rods are arranged at the lower end of the mounting plate in an array mode, a hydraulic cylinder is arranged between the limiting rods and is fixedly connected with the bottom plate, an output shaft of the hydraulic cylinder is fixedly connected with a sliding plate, and the sliding plate is slidably connected with the limiting rods.

The side end of the sliding plate is provided with an L-shaped lifting plate, the upper end of the L-shaped lifting plate is symmetrically provided with limiting blocks, the side end of the sliding plate is symmetrically provided with reinforcing rods, the other end of each reinforcing rod is fixedly connected with the L-shaped lifting plate, the upper end of the bottom plate is symmetrically provided with a T-shaped sliding rail and a baffle plate, the T-shaped sliding rails are arranged between the supporting plates, the baffle plate is arranged between the T-shaped sliding rails and the supporting plates, a screw rod which is connected in a rotating mode is arranged between the baffle plates, one end of one baffle plate is provided with a motor, and an output shaft of the motor penetrates through the baffle plate and is fixedly connected with the screw rod.

Further, the moving mechanism comprises a moving bottom plate, T-shaped sliding grooves are symmetrically formed in the moving bottom plate, supporting rods distributed in an array mode are arranged at the upper end of the moving bottom plate, limiting plates are arranged at the side ends of the moving bottom plate, the T-shaped sliding grooves are in sliding fit with T-shaped sliding rails, the moving bottom plate is in sliding connection with the T-shaped sliding rails, and the screw rod penetrates through the limiting plates and is in threaded fit with the limiting plates.

Furthermore, the bearing mechanism comprises a bearing plate body, a placing groove is formed in the upper portion of the bearing plate body, limiting grooves and positioning holes are formed in the lower portion of the bearing plate body in an array distribution mode, and the positioning holes are located between the limiting grooves.

The utility model has the beneficial effects that:

the pier column lifting device for bridge construction provided by the utility model is simple in structure, practical in function, convenient to use and applicable to various construction environments.

Drawings

The utility model will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a lifting mechanism according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a moving mechanism according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of a load bearing mechanism according to an embodiment of the present invention;

fig. 5 is another view angle structure diagram of fig. 4.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

As shown in fig. 1 and 2, the pier column lifting device for bridge construction comprises a lifting mechanism 1, wherein a moving mechanism 2 in sliding connection is arranged on the lifting mechanism 1, and a bearing mechanism 3 is arranged on the moving mechanism 2.

The lifting mechanism 1 comprises a bottom plate 11, support plates 12 which are fixedly connected are symmetrically arranged on the bottom plate 11, reinforcing ribs 13 which are fixedly connected are arranged at the side ends of the support plates 12, the other ends of the reinforcing ribs 13 are fixedly connected with the bottom plate 11, a mounting plate 14 which is fixedly connected is arranged at the upper end of the support plate 12, limiting rods 15 which are fixedly connected are arranged at the lower end of the mounting plate 14 in an array mode, a hydraulic cylinder 16 is arranged between the limiting rods 15 and is fixedly connected with the bottom plate 11, an output shaft of the hydraulic cylinder 16 is fixedly connected with a sliding plate 17, and the sliding plate 17 is slidably connected with the limiting rods 15.

An L-shaped lifting plate 18 is arranged at the side end of the sliding plate 17, limiting blocks 19 which are fixedly connected are symmetrically arranged at the upper end of the L-shaped lifting plate 18, reinforcing rods 110 which are fixedly connected are symmetrically arranged at the side end of the sliding plate 17, the other end of each reinforcing rod 110 is fixedly connected with the L-shaped lifting plate 18, so that the bearing capacity of the L-shaped lifting plate 18 is improved, T-shaped sliding rails 111 and a baffle plate 112 which are fixedly connected are symmetrically arranged at the upper end of the bottom plate 11, the T-shaped sliding rails 111 are arranged between the supporting plates 12, the baffle plate 112 is arranged between one T-shaped sliding rail 111 and the supporting plate 12, a screw rod 113 which is rotatably connected is arranged between the baffle plates 112, a motor 114 which is fixedly connected is arranged at one end of the baffle plate 112, and an output shaft of the motor 114 penetrates through the baffle plate 112 and is fixedly connected with the screw rod 113.

As shown in fig. 3, the moving mechanism 2 includes a moving bottom plate 21, T-shaped sliding grooves 22 symmetrically distributed on the moving bottom plate 21, support rods 23 distributed in an array are fixed on the upper end of the moving bottom plate 21, limit plates 24 fixedly connected to the side ends of the moving bottom plate 21 are arranged, the T-shaped sliding grooves 22 are in sliding fit with the T-shaped sliding rails 111, the moving bottom plate 21 is in sliding connection with the T-shaped sliding rails 111, and a screw 113 penetrates through the limit plates 24 and is in threaded fit with the limit plates 24.

As shown in fig. 4 and 5, the bearing mechanism 3 includes a bearing plate 31, a placing groove 32 is disposed on the upper portion of the bearing plate 31, a limiting groove 33 and a positioning hole 34 are disposed on the lower portion of the bearing plate 31, the positioning hole 34 is located between the limiting grooves 33, when the bearing mechanism 3 is disposed on the moving mechanism 2, the upper end portion of the support rod 23 is inserted into the limiting groove 33, so that the bearing plate 31 is fixed, corresponding bearing mechanisms 3 can be replaced according to different sizes of materials, and when the bearing mechanism is lifted, the limiting block 19 is engaged with the limiting groove 33, and the shifting in the lifting process is prevented.

During the use, firstly arrange bearing mechanism 3 in moving mechanism 2 on, place the material in standing groove 32 after that, start motor 114, pass through the screw-thread fit of lead screw 113 with limiting plate 24 at motor 114, drive moving mechanism 2 and remove to L shape lifting plate 18, remove to corresponding position after, start hydraulic cylinder 16, hydraulic cylinder 16 drives L shape lifting plate 18 and goes upward, stopper 19 and spacing groove 33 block, when L shape lifting plate 18 and bearing plate body 31 contact, begin to lift bearing mechanism 3.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. A pier column lifting device for bridge construction comprises a lifting mechanism (1) and is characterized in that a moving mechanism (2) in sliding connection is arranged on the lifting mechanism (1), and a bearing mechanism (3) is arranged on the moving mechanism (2);

the lifting mechanism (1) comprises a bottom plate (11), support plates (12) are symmetrically arranged on the bottom plate (11), reinforcing ribs (13) are arranged at the side ends of the support plates (12), the other ends of the reinforcing ribs (13) are fixedly connected with the bottom plate (11), a mounting plate (14) is arranged at the upper end of the support plate (12), limiting rods (15) are arranged at the lower ends of the mounting plate (14) in an array mode, a hydraulic cylinder (16) is arranged between the limiting rods (15) and is fixedly connected with the bottom plate (11), an output shaft of the hydraulic cylinder (16) is fixedly connected with a sliding plate (17), and the sliding plate (17) is slidably connected with the limiting rods (15);

the side end of the sliding plate (17) is provided with an L-shaped lifting plate (18), the upper end of the L-shaped lifting plate (18) is symmetrically provided with limiting blocks (19), the side end of the sliding plate (17) is symmetrically provided with reinforcing rods (110), the other end of each reinforcing rod (110) is fixedly connected with the L-shaped lifting plate (18), the upper end of the bottom plate (11) is symmetrically provided with a T-shaped sliding rail (111) and a baffle plate (112), the T-shaped sliding rails (111) are arranged between the supporting plates (12), the baffle plate (112) is arranged between the T-shaped sliding rails (111) and the supporting plates (12), a screw rod (113) which is rotatably connected is arranged between the baffle plates (112), one end of the baffle plate (112) is provided with a motor (114), and an output shaft of the motor (114) penetrates through the baffle plate (112) and is fixedly connected with the screw rod (113).

2. The pier column lifting device for bridge construction according to claim 1, wherein the moving mechanism (2) comprises a moving bottom plate (21), the moving bottom plate (21) is symmetrically provided with T-shaped sliding grooves (22), the upper end of the moving bottom plate (21) is provided with support rods (23) distributed in an array manner, the side end of the moving bottom plate (21) is provided with a limiting plate (24), the T-shaped sliding grooves (22) are in sliding fit with T-shaped sliding rails (111), the moving bottom plate (21) is in sliding connection with the T-shaped sliding rails (111), and a screw rod (113) penetrates through the limiting plate (24) and is in threaded fit with the limiting plate (24).

3. The pier lifting device for bridge construction according to claim 1, wherein the bearing mechanism (3) comprises bearing plates (31), a placing groove (32) is formed in the upper portion of each bearing plate (31), limiting grooves (33) and positioning holes (34) are formed in the lower portion of each bearing plate (31) in an array, and the positioning holes (34) are located between the limiting grooves (33).