Basket structure for mounting total station for shield construction measurement

Abstract

The utility model provides an installation hanging basket structure for a shield construction measurement total station, the hanging basket structure comprises an installation screw rod, a top installation plate, a bottom support plate and a support frame connecting the top installation plate and the bottom support plate, the top installation plate is inclined, a plurality of installation screw holes are arranged on the inclined surface of the top installation plate, and the installation screw holes are arranged on the bottom support plate. The number of the mounting screws is at least two, each mounting screw comprises a T-shaped screw matched with the corresponding mounting screw hole and a locking nut, the length of a T-shaped head of each T-shaped screw is matched with the width of an inner groove of a pre-buried channel of the shield segment, and the T-shaped head of each T-shaped screw can be connected with the pre-buried channel of the shield segment in a clamped mode; the center position of the bottom supporting plate is used for installing a forced centering bolt of the total station. The hanging basket is fixed through the screw rod, punching on the pipe piece and damage to the structure of the pipe piece are avoided, the whole structure is simple, the weight is light, disassembly and assembly are convenient, the hanging basket can be repeatedly used, the working efficiency is greatly improved, and the difficulty in mounting the hanging basket can be effectively solved.

Description

Technical Field

[0001] The utility model belongs to the field of urban rail transit engineering measurement, in particular to a novel hanging basket structure for installing a total station during shield construction measurement. Background Art

[0002] When subway tunnels are constructed using the shield method, an automatic guidance system is required to measure the posture in real time. The total station of the guidance system needs to be installed in a fixed basket on the top of the segment and move forward every 30 meters or so as the shield machine advances. In the existing installation process of the basket, holes are directly drilled on the tunnel segment for installation. As the quality requirements for tunnel segments become more and more stringent, drilling holes on the segment wall is prohibited, which makes it difficult to install the total station basket of the guidance system. Utility Model Content

[0003] The utility model discloses a kind of hanging basket structure for installing total station in shield construction survey based on the problem that existing hanging basket is difficult to install, and provides a kind of hanging basket structure for installing total station in shield construction survey, and this structure makes full use of the embedded groove on the pipe segment, and is fixed to the groove buckle by bolts, and installation and disassembly are convenient and quick, and can improve the installation efficiency of hanging basket and solve the installation difficulty of hanging basket.

[0004] In order to achieve the above-mentioned technical purpose, the utility model provides a hanging basket structure for installing a total station for shield construction measurement, the hanging basket structure comprising a mounting screw, a top mounting plate, a bottom support plate and a support frame connecting the top mounting plate and the bottom support plate, the top mounting plate is inclined, and a plurality of mounting screw holes are opened on the inclined surface of the top mounting plate, at least two mounting screws are provided, each mounting screw comprises a T-screw and a locking nut matching the mounting screw hole, the T-head length of the T-screw matches the inner groove width of the embedded groove of the shield segment, and can be clamped with the embedded groove of the shield segment; the center position of the bottom support plate is used to install the forced centering bolt of the total station.

[0005] The better technical solution of the utility model: the top mounting plate is a T-shaped mounting plate formed by welding a horizontal steel plate and a vertical steel plate, and a plurality of mounting screw holes are equidistantly opened on the vertical steel plate, and locking screw holes are respectively opened at positions adjacent to the two ends of the surgical horizontal steel plate, and locking bolts are matched in the two locking screw holes.

[0006] The better technical solution of the utility model is as follows: the bottom support plate is a square support steel plate, the support frame includes a concave frame welded on one side of the square support steel plate and an angle steel frame welded on the other side of the square support steel plate, the concave frame is composed of two angle steels welded together, the height of the concave frame is higher than the angle steel frame, the transverse steel plate of the top mounting plate is welded to the top of the concave frame, the end of the vertical steel plate is welded to the top of the angle steel frame, and the length of the transverse steel plate is greater than the width of the concave frame, and the locking screw hole is opened at the position where the transverse steel plate grows out of the concave frame.

[0007] A more optimal technical solution of the utility model is that the inner side of the T-shaped head of the T-shaped screw is provided with latching teeth.

[0008] The preferred technical solution of the utility model is that at least two mounting screws are dispersedly fixed at mounting screw holes at different positions, and mounting screws are arranged in the mounting screw holes at both ends of the vertical steel plate of the top mounting plate.

[0009] The utility model is provided with two horizontal and vertical steel plates on the top, which are fixed by screws; a square steel plate is used at the bottom, and a forced centering bolt is installed in the middle for installing a total station; the top and the bottom are connected by three angle steels and are firmly welded; the top is welded in an inclined surface to ensure that the chassis is in a horizontal state when the hanging basket is installed on the side; there are multiple holes on the top inclined surface, which is convenient for adjusting the screw installation position according to the on-site conditions, and the screw of the horizontal steel plate is a customized T-shaped screw with a toothed mouth. After being inserted into the groove, it is rotated 90 degrees and just stuck on the inner wall of the groove; there are two fixing screws on both sides of the top longitudinal steel plate, which are used to hold the pipe segment after the hanging basket is fixed to prevent the hanging basket from shaking back and forth.

[0010] The utility model adopts screw rods for fixing, thus avoiding drilling holes on the pipe segments and damaging the pipe segment structure. The overall structure is simple, light, easy to assemble and disassemble, and can be repeatedly used, which greatly improves the working efficiency and can effectively solve the difficulty of installing the hanging basket. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the utility model;

[0012] Figure 2 It is a schematic diagram of the installation of the utility model.

[0013] In the figure: 1—fixing screw, 2—top mounting plate, 3—support frame, 4—bottom support plate, 5—embedded groove of shield segment, 6—mounting screw hole; 7—total station; 8—forced centering bolt, 9—locking screw hole, 10—locking bolt. DETAILED DESCRIPTION

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments. Figure 1 to Figure 2 The drawings are all of embodiments, which are drawn in a simplified manner and are only used for the purpose of clearly and concisely illustrating the embodiments of the utility model. The following technical solutions shown in the drawings are specific solutions of the embodiments of the utility model and are not intended to limit the scope of the utility model to be protected. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0015] In the description of the present utility model, it should be understood that the terms "upper", "lower", "inner", "outer", "left", "right", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, or the orientation or position relationship commonly understood by those skilled in the art, which is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0016] The embodiment provides a suspension basket structure for installing a total station for shield construction measurement, such as Figure 1 As shown, the hanging basket structure includes a mounting screw 1, a top mounting plate 2, a bottom support plate 4 and a support frame 3 connecting the top mounting plate 2 and the bottom support plate 4, the bottom support plate 4 is a square support steel plate, the support frame 3 includes a concave frame welded on one side of the square support steel plate and an angle steel frame welded on the other side of the square support steel plate, the concave frame is composed of two angle steels welded together, the height of the concave frame is higher than the angle steel frame, the top mounting plate 2 is a T-shaped mounting plate welded together by a horizontal steel plate and a vertical steel plate, the horizontal steel plate of the top mounting plate 2 is welded to the top of the concave frame, the end of the vertical steel plate is welded to the top of the angle steel frame, the vertical steel plate is inclined and placed on the top of the support frame 3, and a plurality of mounting screw holes 6 are equidistantly provided on the vertical steel plate of the top mounting plate 2. The length of the transverse steel plate of the top mounting plate 2 is greater than the width of the concave frame, and locking screws 9 are respectively provided near the two ends of the transverse steel plate. The locking screw holes 9 are provided at the positions where the transverse steel plate protrudes from the concave frame, and locking bolts 10 are provided in the two locking screw holes 9; the center position of the bottom support plate 4 is used to install the forced centering bolt 8 of the total station 7.

[0017] The embodiment provides a suspension basket structure for installing a total station for shield construction measurement, such as Figure 1 and Figure 2 As shown, at least two mounting screws 1 are provided, each mounting screw 1 includes a T-shaped screw and a locking nut matching the mounting screw hole 6, the length of the T-shaped head of the T-shaped screw matches the inner groove width of the embedded channel 5 of the shield segment, and the inner side of the T-shaped head is provided with a toothed opening, and can be clamped with the embedded channel 5 of the shield segment, and can ensure clamping without shaking; the mounting screws 1 are dispersedly fixed at the mounting screw holes 6 at different positions, and the mounting screw holes 6 at both ends of the vertical steel plate of the top mounting plate 2 must be provided with mounting screws 1. The mounting screw 1 can be inserted into the embedded channel 5 of the shield segment and rotated 90 degrees to just clamp on the inner wall of the channel.

[0018] The main structure of the utility model is made of steel plates. During the processing, various components are processed and welded. The welding angle of the top mounting plate 2 is determined according to the on-site segment diameter and the instrument installation position. During on-site installation, the T-shaped head end of the mounting screw 1 is installed in the embedded groove 5 of the shield segment, and the screw is passed through the mounting screw hole 6 on the top mounting plate 2 and fixed and tightened with a nut; the locking screw hole 9 is rotated to make the locking screw hole 9 press against the inner wall of the tunnel segment to ensure that the hanging basket is stable and does not shake; the forced centering bolt 8 connected to the total station 7 is installed in the central circular hole of the bottom support plate 4, and is fixed and tightened with a nut. After the fixing is completed, the base of the total station 7 can be connected to the forced centering bolt 8, and the total station 7 can be installed in the hanging basket.

[0019] The utility model has the advantages of simple manufacturing process, light weight, convenient disassembly, easy acquisition of materials and accessories, greatly improving work efficiency and avoiding damage to the segment structure.

[0020] The above is only one embodiment of the utility model, and its description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model shall be based on the attached claims.

Claims

1. A hanging basket structure for installing a total station for shield construction measurement, characterized in that: The hanging basket structure comprises a mounting screw (1), a top mounting plate (2), a bottom support plate (4) and a support frame (3) connecting the top mounting plate (2) and the bottom support plate (4); the top mounting plate (2) is inclined, and a plurality of mounting screw holes (6) are provided on the inclined surface of the top mounting plate (2); at least two mounting screws (1) are provided, and each mounting screw (1) comprises a T-shaped screw and a locking nut matching the mounting screw hole (6); the T-shaped head length of the T-shaped screw matches the inner groove width of the embedded groove (5) of the shield segment, and can be clamped with the embedded groove (5) of the shield segment; the center position of the bottom support plate (4) is used to install the forced centering bolt (8) of the total station (7).

2. The hanging basket structure for installing a total station for shield construction measurement according to claim 1 is characterized in that: The top mounting plate (2) is a T-shaped mounting plate formed by welding a horizontal steel plate and a vertical steel plate, and a plurality of mounting screw holes (6) are equidistantly provided on the vertical steel plate. Locking screw holes (9) are respectively provided near the two ends of the surgical horizontal steel plate, and locking bolts (10) are matched in the two locking screw holes (9).

3. The hanging basket structure for installing a total station for shield construction measurement according to claim 2 is characterized in that: The bottom support plate (4) is a square support steel plate, and the support frame (3) includes a concave frame welded to one side of the square support steel plate and an angle steel frame welded to the other side of the square support steel plate. The concave frame is formed by welding two angle steels. The height of the concave frame is higher than the angle steel frame. The transverse steel plate of the top mounting plate (2) is welded to the top of the concave frame, and the end of the vertical steel plate is welded to the top of the angle steel frame. The length of the transverse steel plate is greater than the width of the concave frame. The locking screw hole (9) is opened at the position where the transverse steel plate grows out of the concave frame.

4. The hanging basket structure for installing a total station for shield construction measurement according to claim 1 or 2, characterized in that: The inner side of the T-shaped head of the T-shaped screw is provided with latching teeth.

5. The hanging basket structure for installing a total station for shield construction measurement according to claim 2 is characterized in that: At least two mounting screws (1) are dispersedly fixed at mounting screw holes (6) at different positions, and mounting screws (1) are arranged in the mounting screw holes (6) at both ends of the vertical steel plate of the top mounting plate (2).

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