A positioning auxiliary device for embedded steel plates and embedded bolts of contact network of simply supported box girder

Abstract

The utility model discloses a positioning auxiliary device for embedded steel plates and embedded bolts of a simply supported box girder contact network, comprising a positioning frame assembly arranged on a foundation, the positioning frame assembly comprising a positioning frame column, a positioning frame beam connected to the top and middle of the positioning frame column, a positioning frame base connected to the bottom of the positioning frame column, a positioning frame adjustable sleeve connected between the positioning frame base and the positioning frame column, a positioning upper fixing plate detachable from the top positioning beam, and a positioning lower fixing plate detachably connected to the middle positioning beam. The utility model facilitates prefabrication and connection in advance through the arrangement of the positioning frame assembly, and batch connection and production of embedded steel plates and embedded bolts; through the joint arrangement of the positioning upper fixing plate and the positioning lower fixing assembly, it is conducive to ensuring that the embedded steel plates and embedded bolts are positioned when connected; through the arrangement of the positioning frame baffle and the positioning lower fixing sleeve, it is conducive to ensuring that they are detachable and suitable for a variety of embedded steel plates and embedded bolts.

Description

Technical Field

[0001] The utility model relates to the technical field of pre-embedded steel plates and pre-embedded bolts construction, in particular to a positioning auxiliary device for pre-embedded steel plates and pre-embedded bolts of a contact network of a simply supported box girder. Background Art

[0002] During the construction of high-speed railways, in order to ensure the erection and operation of the power transmission lines above the railway, it is necessary to transmit current through the contact network. When installing the contact network, embedded steel plates and bolts need to be installed. Both need to be constructed in an integrated and precise manner to ensure the strength of the construction of the contact network foundation and the stability of operation. General construction is carried out through manual measurement on site or positioning of fixings, and how to prefabricate them to ensure the effective connection and positioning of the two more accurately and in batches requires targeted design. Utility Model Content

[0003] The utility model provides a positioning auxiliary device for embedded steel plates and embedded bolts of a simply supported box girder contact network, which is used to solve technical problems such as positioning, connection and batch prefabrication of embedded steel plates and embedded bolts.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A positioning auxiliary device for embedded steel plates and embedded bolts of a simply supported box girder contact network, comprising a positioning frame assembly arranged on a foundation, the positioning frame assembly comprising a positioning frame column, a positioning frame crossbeam connected to the top and middle of the positioning frame column, a positioning frame base connected to the bottom of the positioning frame column, a positioning frame adjustable cylinder connected between the positioning frame base and the positioning frame column, a positioning upper fixing plate detachable from the top positioning frame crossbeam, and a positioning lower fixing assembly detachably connected to the middle positioning frame crossbeam;

[0006] The embedded steel plate comprises an embedded steel main plate and embedded steel plate holes arranged on the embedded steel main plate, and the embedded steel plate holes are arranged corresponding to the embedded bolts;

[0007] The upper positioning fixing plate is correspondingly installed with an embedded steel plate. The upper positioning fixing plate and the lower positioning fixing assembly are respectively provided with an upper positioning fixing plate hole and a lower positioning fixing plate hole. The upper positioning fixing plate hole and the lower positioning fixing plate hole are correspondingly provided with embedded steel plate holes.

[0008] Furthermore, the positioning frame columns are distributed in rectangular points, and rectangular positioning frame beams are arranged on the top and middle of the positioning frame columns; the positioning frame columns are made of right-angle steel or square steel pipes; the positioning frame beams are made of square steel pipes.

[0009] Furthermore, a positioning frame baffle is provided below the positioning upper fixing plate, and the positioning frame baffle is an annular directional strip connected to the positioning frame column; the width of the strip of the positioning frame baffle adapts to the overlapping width of the positioning upper fixing plate.

[0010] Furthermore, the positioning frame base is an inverted T-shaped piece, the vertical portion of the inverted T-shaped piece is detachably connected to the positioning frame column through an adjustable positioning frame tube, and the horizontal portion of the inverted T-shaped piece is a rectangular plate and is fixedly connected to the foundation through positioning frame bottom bolts.

[0011] Furthermore, the adjustable cylinder of the positioning frame is a rectangular cylinder or an L-shaped hollow piece, which is correspondingly inserted into the positioning frame column and the positioning frame base.

[0012] Furthermore, the positioning upper fixing plate includes a positioning upper fixing main board and a positioning upper fixing plate hole arranged in the positioning upper fixing main board. The top surface of the positioning upper fixing main board does not exceed the top of the top positioning frame beam and the four sides of the positioning upper fixing main board are correspondingly contacted and connected to the inner side surface of the positioning frame beam; the positioning upper fixing plate hole is arranged to be connected with the embedded bolts.

[0013] Furthermore, the positioning lower fixing assembly comprises a positioning lower fixing plate, a positioning lower fixing sleeve connected to opposite sides of the positioning lower fixing plate, and a positioning lower fixing plate hole provided in the positioning lower fixing plate;

[0014] The positioning lower fixing hoop is arranged corresponding to the middle positioning frame beam, and the positioning lower fixing plate is arranged perpendicular to both sides of the positioning lower fixing hoop and in the middle of the height direction of the middle positioning frame beam; the positioning lower fixing plate hole is arranged corresponding to the positioning upper fixing plate hole.

[0015] Furthermore, the embedded steel plate includes an embedded steel main board and embedded steel plate holes arranged in the embedded steel main board, wherein the embedded steel plate holes correspond to the embedded bolts; a gap is arranged between the embedded steel main board and the top positioning frame beam, and a clamp is inserted into the gap.

[0016] Furthermore, the clamp is a rubber block, which is at least arranged at the corners of the embedded steel plate or distributed circumferentially along the periphery of the embedded steel plate; the top of the clamp extends out of the top surface of the embedded steel plate.

[0017] The beneficial effects of the utility model are embodied in:

[0018] 1) The utility model is conducive to prefabrication of connections in advance through the provision of positioning frame components, and batch connection and production of embedded steel plates and embedded bolts;

[0019] 2) The utility model is conducive to ensuring the positioning of the embedded steel plate and the embedded bolts when connected by the joint arrangement of the upper positioning plate and the lower positioning assembly.

[0020] 3) The utility model is conducive to ensuring the detachable connection through the arrangement of the positioning frame baffle and the positioning lower fixing hoop, and is suitable for various types of embedded steel plates and embedded bolts.

[0021] Other features and advantages of the utility model will be described in the subsequent description, and in part will become apparent from the description, or be understood by implementing the utility model; the main purpose and other advantages of the utility model can be realized and obtained through the solutions particularly pointed out in the description. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a construction diagram of the embedded steel plate and embedded bolt positioning auxiliary device for the contact network of the simply supported box girder;

[0023] Figure 2 It is a schematic diagram of the installation of the embedded steel plate and embedded bolt positioning auxiliary device of the simply supported box girder contact network;

[0024] Figure 3 It is a schematic diagram of the embedded steel plate structure;

[0025] Figure 4 It is a schematic diagram of the positioning frame baffle and its connection structure;

[0026] Figure 5 It is a schematic diagram of the positioning upper fixing plate structure;

[0027] Figure 6 It is a schematic diagram of the structure of the fixed component under positioning.

[0028] Figure markings: 1-foundation, 2-embedded steel plate, 21-embedded steel main board, 22-embedded steel plate hole, 3-embedded bolt, 4-positioning frame assembly, 41-positioning frame column, 42-positioning frame base, 43-positioning frame bottom bolt, 44-positioning frame adjustable cylinder, 45-positioning frame beam, 46-positioning frame baffle, 47-positioning upper fixed plate, 471-positioning upper fixed main board, 472-positioning upper fixed plate hole, 48-positioning lower fixed assembly, 481-positioning lower fixed plate, 482-positioning lower fixed hoop, 483-positioning lower fixed plate hole, 5-clamp. DETAILED DESCRIPTION

[0029] Take a pre-embedded steel plate with eight pre-embedded bolts as an example. There are also elliptical slots inside it. The pre-embedded steel plate and the pre-embedded bolts are welded together before construction. To ensure the accurate positioning of the pre-embedded steel plate and the pre-embedded bolts, the construction is carried out through the positioning auxiliary device. Figures 1 to 6 As shown, the embedded steel plate and embedded bolt positioning auxiliary device of the contact network of the simply supported box girder includes a positioning frame assembly 4 arranged on the foundation 1, and the positioning frame assembly 4 includes a positioning frame column 41, a positioning frame beam 45 connected to the top and the middle of the positioning frame column 41, a positioning frame base 42 connected to the bottom of the positioning frame column 41, a positioning frame adjustable cylinder 44 connected between the positioning frame base 42 and the positioning frame column 41, a positioning upper fixing plate 47 detachable from the top positioning frame beam 45, and a positioning lower fixing assembly 48 detachably connected to the middle positioning frame beam 45.

[0030] In this embodiment, the embedded steel plate 2 includes an embedded steel main plate 21 and embedded steel plate holes 22 provided on the embedded steel main plate 21, and the embedded steel plate holes 22 are provided corresponding to the embedded bolts 3;

[0031] In this embodiment, the embedded steel plate 2 is installed above the positioning upper fixing plate 47, and the positioning upper fixing plate 47 and the positioning lower fixing assembly 48 are respectively provided with a positioning upper fixing plate hole 472 and a positioning lower fixing plate hole 483, and the positioning upper fixing plate hole 472 and the positioning lower fixing plate hole 483 are correspondingly provided with the embedded steel plate hole 22.

[0032] In this embodiment, the positioning columns 41 are distributed in rectangular points, and the top and middle of the positioning columns 41 are provided with rectangular positioning frame beams 45; the positioning columns 41 are made of right-angle steel or square steel pipes; the positioning frame beams 45 are made of square steel pipes.

[0033] In this embodiment, a positioning frame baffle 46 is provided below the positioning upper fixing plate 47 . The positioning frame baffle 46 is an annular directional steel plate connected to the positioning frame column 41 . The width of the strip of the positioning frame baffle 46 adapts to the overlapping width of the positioning upper fixing plate 47 .

[0034] In this embodiment, the positioning frame base 42 is an inverted T-shaped steel member, the vertical portion of the inverted T-shaped member is detachably connected to the positioning frame column 41 through the positioning frame adjustable tube 44, and the horizontal portion of the inverted T-shaped member is a rectangular plate and is fixedly connected to the foundation 1 through the positioning frame bottom bolt 43. The positioning frame adjustable tube 44 is a rectangular tube or an L-shaped hollow member, which is correspondingly plugged into the positioning frame column 41 and the positioning frame base 42.

[0035] In this embodiment, the positioning upper fixing plate 47 includes a positioning upper fixing main board 471 and a positioning upper fixing plate hole 472 arranged in the positioning upper fixing main board 471. The top surface of the positioning upper fixing main board 471 does not exceed the top of the top positioning frame beam 45 and the four sides of the positioning upper fixing main board 471 are correspondingly contacted and connected to the inner side surface of the positioning frame beam 45; the positioning upper fixing plate hole is arranged to be connected with the embedded bolt 3.

[0036] In this embodiment, the positioning lower fixing component 48 includes a positioning lower fixing plate 481, a positioning lower fixing sleeve 482 connected to the opposite sides of the positioning lower fixing plate 481, and a positioning lower fixing plate hole 483 arranged in the positioning lower fixing plate 481; the positioning lower fixing sleeve 482 is arranged corresponding to the middle positioning frame crossbeam 45, and the positioning lower fixing plate 481 is perpendicular to the two sides of the positioning lower fixing sleeve 482 and is arranged in the middle of the height direction of the middle positioning frame crossbeam 45; the positioning lower fixing plate hole 483 is arranged corresponding to the positioning upper fixing plate hole.

[0037] In this embodiment, the embedded steel plate 2 includes an embedded steel main board 21 and an embedded steel plate hole 22 arranged in the embedded steel main board 21, wherein the embedded steel plate hole 22 corresponds to the embedded bolt 3 for penetration; a gap is arranged between the embedded steel main board 21 and the top positioning frame beam 45, and a clamp 5 is inserted into the gap.

[0038] In this embodiment, the clamping member 5 is a rubber block, which is at least arranged at the corners of the embedded steel plate 2 or distributed circumferentially along the periphery of the embedded steel plate 2; the top of the clamping member 5 extends out of the top surface of the embedded steel plate 2.

[0039] The above description is only a preferred specific implementation of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that a technician familiar with the technical field thinks of within the technical scope disclosed in the present invention should be included in the protection scope of the present invention.

Claims

1. A positioning auxiliary device for embedded steel plates and embedded bolts of a simply supported box girder contact network, characterized in that: The invention comprises a positioning frame assembly (4) arranged on a foundation (1), wherein the positioning frame assembly (4) comprises a positioning frame column (41), a positioning frame crossbeam (45) connected to the top and middle of the positioning frame column (41), a positioning frame base (42) connected to the bottom of the positioning frame column (41), a positioning frame adjustable cylinder (44) connected between the positioning frame base (42) and the positioning frame column (41), a positioning upper fixing plate (47) detachably connected to the top positioning frame crossbeam (45), and a positioning lower fixing assembly (48) detachably connected to the middle positioning frame crossbeam (45); The embedded steel plate (2) comprises an embedded steel main plate (21) and embedded steel plate holes (22) arranged on the embedded steel main plate (21), and the embedded steel plate holes (22) are arranged corresponding to the embedded bolts (3); The upper portion of the positioning upper fixing plate (47) is correspondingly installed with an embedded steel plate (2); the upper positioning fixing plate (47) and the lower positioning fixing assembly (48) are respectively provided with an upper positioning fixing plate hole (472) and a lower positioning fixing plate hole (483); the upper positioning fixing plate hole (472) and the lower positioning fixing plate hole (483) are correspondingly provided with an embedded steel plate hole (22).

2. A positioning auxiliary device for embedded steel plates and embedded bolts of a simply supported box girder contact network as claimed in claim 1, characterized in that: The positioning columns (41) are distributed at rectangular points, and the top and middle of the positioning columns (41) are provided with rectangular positioning frame crossbeams (45); the positioning columns (41) are made of right-angle steel or square steel pipes; the positioning frame crossbeams (45) are made of square steel pipes.

3. The positioning auxiliary device for embedded steel plates and embedded bolts of a simply supported box girder contact network as claimed in claim 1, characterized in that: A positioning frame baffle (46) is arranged below the positioning upper fixing plate (47). The positioning frame baffle (46) is an annular directional strip plate connected to the positioning frame column (41). The width of the strip of the positioning frame baffle (46) is adapted to the overlap width of the positioning upper fixing plate (47).

4. The positioning auxiliary device for embedded steel plates and embedded bolts of a simply supported box girder contact network as claimed in claim 1, characterized in that: The positioning frame base (42) is an inverted T-shaped piece, the vertical portion of the inverted T-shaped piece is detachably connected to the positioning frame column (41) via a positioning frame adjustable cylinder (44), and the horizontal portion of the inverted T-shaped piece is a rectangular plate and is fixedly connected to the foundation (1) via positioning frame bottom bolts (43).

5. The positioning auxiliary device for embedded steel plates and embedded bolts of a contact network of a simply supported box girder according to claim 1, characterized in that: The adjustable cylinder (44) of the positioning frame is a rectangular cylinder or an L-shaped hollow piece, which is correspondingly plugged into the positioning frame column (41) and the positioning frame base (42).

6. The positioning auxiliary device for embedded steel plates and embedded bolts of a simply supported box girder contact network as claimed in claim 1, characterized in that: The positioning upper fixing plate (47) comprises a positioning upper fixing main plate (471) and a positioning upper fixing plate hole (472) arranged in the positioning upper fixing main plate (471); the top surface of the positioning upper fixing main plate (471) does not exceed the top of the top positioning frame cross beam (45), and the four sides of the positioning upper fixing main plate (471) are correspondingly contacted and connected to the inner side surface of the positioning frame cross beam (45); and the positioning upper fixing plate hole (472) is arranged to be connected with the embedded bolt (3) in correspondence.

7. The positioning auxiliary device for embedded steel plates and embedded bolts of a simply supported box girder contact network as claimed in claim 1, characterized in that: The positioning lower fixing assembly (48) comprises a positioning lower fixing plate (481), a positioning lower fixing sleeve (482) connected to opposite sides of the positioning lower fixing plate (481), and a positioning lower fixing plate hole (483) arranged in the positioning lower fixing plate (481); The positioning lower fixing hoop (482) is arranged corresponding to the middle positioning frame cross beam (45), and the positioning lower fixing plate (481) is arranged perpendicular to both sides of the positioning lower fixing hoop (482) and in the middle of the middle positioning frame cross beam (45) in the height direction; the positioning lower fixing plate hole (483) is arranged corresponding to the positioning upper fixing plate hole (472).

8. The positioning auxiliary device for embedded steel plates and embedded bolts of a contact network of a simply supported box girder according to claim 1, characterized in that: The embedded steel plate (2) comprises an embedded steel main plate (21) and embedded steel plate holes (22) arranged in the embedded steel main plate (21), wherein the embedded steel plate holes (22) are arranged corresponding to embedded bolts (3) for penetration; a gap is provided between the embedded steel main plate (21) and the top positioning frame crossbeam (45), and a clamping piece (5) is inserted into the gap.

9. A positioning auxiliary device for embedded steel plates and embedded bolts of a contact network of a simply supported box girder as claimed in claim 8, characterized in that: The clamping piece (5) is a rubber block, which is at least arranged at the corners of the embedded steel plate (2) or is circumferentially distributed along the periphery of the embedded steel plate (2); the top of the clamping piece (5) protrudes from the top surface of the embedded steel plate (2).

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