Hanging basket bracket for shield station changing measurement

Abstract

The utility model provides a hanging basket bracket for shield station change measurement, which comprises a top mounting plate, a bottom support plate and a support frame for connecting the top mounting plate and the bottom support plate, the support frame is positioned on one side of the top mounting plate and the bottom support plate, the top mounting plate is in an inclined state, and the bottom mounting plate is in an inclined state. One end connected with the support frame is lower than one end not connected with the support frame; at least two mounting screw holes are formed in the inclined surface arranged on the top mounting plate, the at least two mounting screw holes are in the same straight line, and adjusting screw holes are symmetrically formed in the two sides of each mounting screw hole; a universal screw hole used for installing a measuring instrument base is formed in the center of the bottom supporting plate. The device is simple in manufacturing process, moderate in size, light in weight and convenient to disassemble, materials and accessories are easy to obtain, the working efficiency is greatly improved, and the device can be used in multiple occasions such as underground forced centering encryption points for contact survey and the like.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of urban rail transit engineering survey, especially a kind of shield station change measurement is used to the hanging basket bracket suitable for shield station change measurement, encryption point forced centering. BACKGROUND

[0002] Shield method construction is involved in subway construction, and underground control point in surveying should adopt forced centering tray, and after shield machine excavates to certain distance, for more accurate control of shield machine posture, measurement station change measurement and shield machine artificial posture measurement are needed.Because station change measurement needs to install temporary hanging basket on formed segment, traditional hanging basket structure is relatively bulky, and installation and use are unstable, and in installation process, it is generally needed to punch hole on segment for installation, and in some special cases, installation position is not suitable for punching hole, which will lead to that hanging basket is inconvenient to install, so the problem needs to be solved. SUMMARY

[0003] In view of the problems of traditional hanging basket, such as being bulky, difficult to install and unstable, the utility model provides a kind of hanging basket bracket for shield station change measurement, and the hanging basket bracket is simple in structure, convenient to install and can protect measuring device from external damage.

[0004] In order to achieve the above technical purpose, the utility model provides a kind of hanging basket bracket for shield station change measurement, the hanging basket bracket includes top mounting plate, bottom support plate and support frame connecting top mounting plate and bottom support plate, the support frame is located at one side of top mounting plate and bottom support plate, the top mounting plate is in inclined state, and the end connected with support frame is lower than the end not connected with support frame;At least two mounting screw holes are arranged on the inclined surface of top mounting plate, at least two mounting screw holes are on the same straight line, and adjusting screw holes are symmetrically arranged on both sides of each mounting screw hole;Universal screw hole for installing measuring instrument base is arranged at the center position of bottom support plate.

[0005] The support frame is composed of two parallel arranged angle steel pieces and support plate connecting two angle steel pieces, the angle steel piece is welded at the position of top mounting plate and bottom support plate edge, and the upper end of each angle steel piece is provided with inclined edge matched with the inclination angle of top mounting plate.

[0006] The height of support frame is greater than the height of measuring instrument, and the width of bottom support plate is greater than the overall width of measuring instrument.

[0007] The utility model discloses a better technical scheme: the top mounting plate is T type board, the mounting screw hole is located T type board's length midline, is equipped with two, two mounting screw holes are located T type board's T type head and the position away from T type head respectively, the adjusting screw hole is equipped with four, two a group symmetry distribution are in every mounting screw hole's both sides.

[0008] The utility model discloses a better technical scheme: the bottom support plate is away from the arc or semicircle of support frame's one end, the universal screw hole distance support frame's minimum distance is greater than or equal to 150mm.

[0009] The utility model discloses a better technical scheme: the included angle between top mounting plate and support frame is controlled at 90-131 DEG.

[0010] The utility model discloses a better technical scheme: the support frame is connected with the lateral wall on two angle steel pieces, and the length of the angle steel piece is 350mm-400mm.

[0011] The utility model discloses a better technical scheme: the support frame is connected with the lateral wall on two angle steel pieces, and the length of the angle steel piece is 350mm-400mm.

[0012] (1) the hanging basket support of the utility model can effectively protect the measuring device from external damage, and the overall structure is simple, the welding process is simple, the cost is low, and the problems of traditional hanging basket, such as being heavy, difficult to install and unstable, are solved, the normal tunneling is not affected, the time and manpower consumed due to difficult installation during station changing measurement are improved, the work efficiency is greatly improved, and the utility model is suitable for any form of shield tunneling construction; the top support and the base of the hanging basket support adopt thick steel plates, and are extremely stable.

[0013] (2) the utility model can be installed in the pipe piece drilling and the pipe piece pre-buried channel, and after installation and fixation, the angle can be adjusted through the angle adjusting screws on both sides according to the needs of the scene, so that the problem that the total station instrument cannot be leveled due to installation position deviation is solved. The universal screw installation position is wide, and the angle adjusting screw can also adjust the angle, so that when the shield tunneling construction is in small radius turning, the hanging basket installation position can be adjusted, the problem of blocked view of the total station instrument during turning is avoided, multiple station changing measurement is not needed, manpower is greatly saved. The universal screw and the angle adjusting screw can be disassembled and replaced, and can respond to various shield tunneling constructions. DRAWINGS

[0014] Figure 1 It is the structure schematic diagram of the utility model;

[0015] Figure 2 It is the side sectional view of the utility model;

[0016] Figure 3 It is the structure schematic diagram of the top mounting plate in the utility model;

[0017] Figure 4 is the structural schematic diagram of the support frame in the utility model;

[0018] Figure 5 is the structural schematic diagram of the bottom support plate in the utility model;

[0019] Figure 6 is the installation schematic diagram of the utility model.

[0020] In the drawing: 1 - top mounting plate, 2 - bottom support plate, 3 - support frame, 300 - angle steel piece, 301 - support plate, 4 - mounting screw hole, 5 - adjusting screw hole, 6 - general screw hole, 7 - connecting screw hole, 8 - mounting bolt, 9 - general bolt, 10 - pre-buried channel of pipe piece. DETAILED DESCRIPTION

[0021] The utility model will be further clearly and completely described below in combination with the drawings. Figures 1 to 6 All are the drawings of the embodiment, are drawn in a simplified way, and are only used for the purpose of clearly and simply illustrating the embodiment of the utility model. The technical scheme shown in the drawings is the specific scheme of the embodiment of the utility model, and is not intended to limit the scope of the claimed utility model. Based on the embodiment in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0022] In the description of the utility model, it should be understood that the orientation or position relationship indicated by the terms "up", "down", "inner", "outer", "left", "right" and the like is based on the orientation or position relationship shown in the drawings, or is the orientation or position relationship commonly placed when the utility model product is used, or is the orientation or position relationship commonly understood by those skilled in the art, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" and the like are only used for differentiation in description, and cannot be understood as indicating or implying relative importance.

[0023] The embodiment provides a kind of shield station-changing measurement with hanging basket bracket, as shown in Figures 1 to 5As shown, including top mounting plate 1, bottom support plate 2 and connecting top mounting plate 1 and bottom support plate 2 support frame 3, the support frame 3 is located in the top mounting plate 1, bottom support plate 2 one side, the top mounting plate 1 is in an inclined state, and the end connected with the support frame 3 is lower than the end not connected with the support frame 3, the angle between the top mounting plate 1 and the support frame 3 is controlled to be 90-131 °, and the best is 122 °. The inclined surface provided on the top mounting plate 1 is provided with two mounting screw holes 4, and the two mounting screw holes 4 are on the same straight line, and adjusting screw holes 5 are symmetrically arranged on both sides of each mounting screw hole 4; the top mounting plate 1 is a T-shaped plate, which is stable and reliable while greatly reducing the overall volume and weight, the mounting screw hole 4 is located on the length of the T-shaped plate, and the two mounting screw holes 4 are located at the T-shaped head of the T-shaped plate and away from the T-shaped head; the adjusting screw hole 5 is provided with four, two groups of symmetrically distributed on both sides of each mounting screw hole 4.

[0024] The embodiment provides a kind of shield station measurement basket bracket, as shown in Figures 1 to 5 As shown, the bottom support plate 2 is made of steel plate structure with a size of 300*170*8mm, and the width of the bottom support plate 2 is greater than the overall width of the measuring instrument; a general screw hole 6 for mounting the measuring instrument base is arranged at the center position of the bottom support plate 2. The end of the bottom support plate 2 away from the support frame 3 is arc-shaped or semicircular, which is less angular than the traditional basket, which can effectively prevent the installer from being injured. The minimum distance between the general screw hole 6 and the support frame 3 is greater than or equal to 150mm, which facilitates the installation of the measuring instrument.

[0025] In the embodiment, the support frame 3 is composed of two parallelly arranged angle steel pieces 300 and a support plate 301 connecting the two angle steel pieces 300, and the size of the two angle steel pieces 300 is 350*50*50mm; the angle steel piece 300 is welded at the edge position of the top mounting plate 1 and the bottom support plate 2, and the upper end of each angle steel piece 300 is provided with an inclined edge matching the inclination angle of the top mounting plate 1, and the welding position of the top of the angle iron and the top mounting plate 1 forms an angle of 32°. The height of the support frame 3 is greater than the height of the measuring instrument, and the two angle steel pieces 300 of the support frame 3 are provided with connecting screw holes 7 for connecting with the side wall; the length of the angle steel piece 300 is 350mm-400mm.

[0026] The utility model uses: as Figure 6As shown, the utility model can install 10 points and 2 point positions of any ring piece in the tunnel. The top mounting plate 1 is put into the pre-buried channel 11 of the segment by using a general channel bolt (i.e. mounting bolt 8), and the mounting bolt 8 is clamped and rotated in the pre-buried channel 11 of the segment, and the device can be directly used by using a fixed wrench to tighten, and when the top mounting plate 1 is mounted to the ring piece in the tunnel, the plate surface should be closely attached to the surface of the segment. In order to stabilize the installation of the top mounting plate 1, four adjustable screw rods with adjustable tightness are arranged in the four adjusting screw holes on the top mounting plate 1 for fixing, and the screw rod can be tightened during fixing. The four screw rods with adjustable tightness can directly adjust the angle of the overall device, and the adjustable angle is about 5°, so that the device base part reaches a horizontal state. The support frame 3 can also directly hang devices such as instrument batteries and radios. After the basket bracket is installed and adjusted, the connecting total station and other measuring instruments are installed on the bottom support plate 2, and are fixed and locked by the general bolt 9.

[0027] The utility model has the advantages of simple manufacturing process, moderate size, light weight, convenient disassembly, easy acquisition of materials and accessories, greatly improved work efficiency, and can be used in multiple occasions such as contact measurement of underground forced centering encryption points.

[0028] The above description is only one embodiment of the utility model, which is more specific and detailed, but it cannot be understood as a limitation on the scope of the utility model. It should be noted that for ordinary skilled persons in the art, without departing from the concept of the utility model, a number of modifications and improvements can be made, which belong to the protection scope of the utility model. Therefore, the protection scope of the utility model should be subject to the appended claims.

Claims

1. A basket cradle for shield station change measurement, characterized by: The hanging basket bracket comprises a top mounting plate (1), a bottom support plate (2) and a support frame (3) connecting the top mounting plate (1) and the bottom support plate (2), the support frame (3) is located at one side of the top mounting plate (1) and the bottom support plate (2), the top mounting plate (1) is in an inclined state, and one end connected with the support frame (3) is lower than the other end not connected with the support frame (3); at least two mounting screw holes (4) are arranged on the inclined surface of the top mounting plate (1), the at least two mounting screw holes (4) are on the same straight line, and adjusting screw holes (5) are symmetrically arranged on both sides of each mounting screw hole (4); a general screw hole (6) for mounting a measuring instrument base is arranged at the center position of the bottom support plate (2).

2. The hanging basket support for shield station change measurement according to claim 1, characterized in that: The support frame (3) is composed of two parallel arranged angle steel pieces (300) and a support plate (301) connecting the two angle steel pieces (300), the angle steel pieces (300) are welded at the edge positions of the top mounting plate (1) and the bottom support plate (2), and the upper end of each angle steel piece (300) is provided with an inclined edge matching the inclination angle of the top mounting plate (1).

3. The hanging basket support for shield station change measurement according to claim 1 or 2, characterized in that: The height of the support frame (3) is greater than the height of the measuring instrument, and the width of the bottom support plate (2) is greater than the overall width of the measuring instrument.

4. The hanging basket support for shield station change measurement according to claim 1 or 2, characterized in that: The top mounting plate (1) is a T-shaped plate, the mounting screw holes (4) are located on the lengthwise center line of the T-shaped plate, and there are two mounting screw holes (4), the two mounting screw holes (4) are respectively located at the T-shaped head of the T-shaped plate and the position away from the T-shaped head; the adjusting screw holes (5) are provided with four, two groups of adjusting screw holes (5) are symmetrically distributed on both sides of each mounting screw hole (4).

5. The hanging basket support for shield station change measurement according to claim 1 or 2, characterized in that: The end of the bottom support plate (2) away from the support frame (3) is arc-shaped or semicircular; the minimum distance from the general screw hole (6) to the support frame (3) is greater than or equal to 150 mm.

6. The hanging basket support for shield station change measurement according to claim 1 or 2, characterized in that: The included angle between the top mounting plate (1) and the support frame (3) is controlled to be 90-131°.

7. The hanging basket bracket for shield station change measurement according to claim 2, characterized in that: The two angle steel pieces (300) of the support frame (3) are provided with connecting screw holes (7) for connecting with side walls; the length of the angle steel piece (300) is 350 mm-400 mm.

Images