CN219588496U

CN219588496U - Tunnel control measuring equipment

Info

Publication number: CN219588496U
Application number: CN202320501763.9U
Authority: CN
Inventors: 张永峰
Original assignee: Hangzhou Dongtin Technology Co ltd
Current assignee: Hangzhou Dongtin Technology Co ltd
Priority date: 2023-03-15
Filing date: 2023-03-15
Publication date: 2023-08-25
Anticipated expiration: 2033-03-15

Abstract

The utility model discloses tunnel control measuring equipment, which comprises a platform, wherein a self-adjusting seat is in running fit in the platform, a balancing weight is arranged in the self-adjusting seat, a rotating seat is in running fit on the upper end face of the self-adjusting seat, a sliding block is arranged in the rotating seat, and a moving seat is fixed on the upper end face of the sliding block.

Description

Tunnel control measuring equipment

Technical Field

The utility model relates to the technical field of tunnel control measurement, in particular to tunnel control measurement equipment.

Background

The control measurement is to measure the plane position and elevation of a series of control points in a measuring area according to the precision required by a measurement task, establish a measurement control network, and serve as the basis of various measurements, and mainly comprise plane control measurement and elevation control measurement.

Disclosure of Invention

It is an object of the present utility model to provide a tunnel control measurement device for overcoming the above-mentioned drawbacks of the prior art.

The tunnel control measuring equipment comprises a platform, wherein a self-adjusting seat is rotatably matched in the platform, a balancing weight is arranged in the self-adjusting seat, a rotating seat is rotatably matched with the upper end face of the self-adjusting seat, a sliding block is arranged in the rotating seat, a movable seat is fixed on the upper end face of the sliding block, a limiting plate is fixed on the lower end face of the sliding block, an installation cavity with an upward opening is arranged in the movable seat, and a measuring instrument is slidably matched in the installation cavity.

Preferably, the platform is internally threaded and matched with a threaded rod, the threaded rod is positioned on the left side of the self-adjusting seat, and the threaded rod is utilized to rotate, so that the friction block can be driven to move towards the direction close to one side of the self-adjusting seat.

Preferably, the right end of the threaded rod is rotatably fitted with a friction block, the friction block can be abutted against the outer periphery of the friction block, and the rotation of the self-adjusting seat can be limited by the abutment of the friction block against the outer periphery of the self-adjusting seat.

Preferably, a counterweight cavity is arranged in the self-adjusting seat, the counterweight is fixed on the lower side wall of the counterweight cavity, and the self-adjusting seat can automatically level under the gravity action of the counterweight.

Preferably, a guide groove which penetrates up and down is arranged in the rotating seat, the sliding block is in sliding fit with the guide groove, the limiting plate is in butt joint with the lower end face of the rotating seat, and the movable seat is in butt joint with the upper end face of the rotating seat.

Preferably, a first limit bolt is in threaded fit with the upper end surface of the rotating seat, the lower end of the first limit bolt can be abutted to the upper end surface of the self-adjusting seat, and the rotating seat can be limited to rotate through the abutting of the first limit bolt and the self-adjusting seat.

Preferably, the second limit bolt is in threaded fit with the lower side wall of the mounting cavity, the lower end of the second limit bolt can be abutted to the upper end face of the rotating seat, and the sliding of the sliding block can be limited by utilizing the second limit bolt to be abutted to the rotating seat.

Preferably, four support rods are fixed on the lower end face of the platform.

The beneficial effects of the utility model are as follows: before the measuring instrument is installed, the self-adjusting seat is automatically leveled under the weight of the balancing weight, so that the rotating seat is in a horizontal state, then the friction block is abutted against the periphery of the self-adjusting seat through rotating the threaded rod, so that the self-adjusting seat is kept in a horizontal state and is fixed, then the measuring instrument is installed, the measuring instrument is also in a horizontal state, the precision of tunnel plane control measurement is improved, a measuring result is sent to an industrial personal computer through the measuring instrument, and if the measuring position of the measuring instrument needs to be adjusted, the measuring position of the measuring instrument can be adjusted through rotating the rotating seat and sliding of the sliding block, so that the measuring instrument is convenient to measure.

Drawings

FIG. 1 is a schematic view of the appearance of the present utility model;

FIG. 2 is a schematic view of the operation of the present utility model;

FIG. 3 is a front view of FIG. 2 of the present utility model;

FIG. 4 is a top view of FIG. 1 of the present utility model;

FIG. 5 is a schematic illustration of A-A of FIG. 4 in accordance with the present utility model;

FIG. 6 is a schematic illustration of B-B of FIG. 4 in accordance with the present utility model;

fig. 7 is an enlarged partial schematic view of the second stop bolt assembly of fig. 5 in accordance with the present utility model.

In the figure:

10. a platform; 11. a measuring instrument; 12. a friction block; 13. a movable seat; 14. a rotating seat; 15. a first limit bolt; 16. a self-adjusting seat; 17. a support rod; 18. a threaded rod; 19. a guide groove; 20. a mounting cavity; 21. a weight cavity; 22. balancing weight; 23. a limiting plate; 24. a sliding block; 25. and the second limit bolt.

Detailed Description

In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in fig. 1, are merely for convenience in describing the present utility model, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

For the purposes and advantages of the present utility model to become more apparent, the following detailed description of the utility model will be taken in conjunction with the examples, it being understood that the following text is provided to describe one or more specific embodiments of the utility model and is not intended to limit the scope of the utility model as claimed in detail, as the terms upper, lower and left and right are not limited to their strict geometric definitions, but rather include tolerances for machining or human error, and specific features of the tunnel control measurement apparatus are described in detail below:

referring to fig. 1-7, a tunnel control measuring device according to an embodiment of the present utility model includes a platform 10, a self-adjusting seat 16 rotatably fitted in the platform 10, a balancing weight 22 disposed in the self-adjusting seat 16, a rotating seat 14 rotatably fitted in an upper end surface of the self-adjusting seat 16, a sliding block 24 disposed in the rotating seat 14, a movable seat 13 fixed on the upper end surface of the sliding block 24, a limiting plate 23 fixed on a lower end surface of the sliding block 24, an upwardly opened installation cavity 20 disposed in the movable seat 13, and a measuring instrument 11 slidably fitted in the installation cavity 20.

The platform 10 is internally threaded with a threaded rod 18, the threaded rod 18 being located to the left of the self-adjusting seat 16.

The right end of the threaded rod 18 is rotatably matched with a friction block 12, the friction block 12 can be abutted against the periphery of the friction block 12, the friction block 12 is made of rubber, and when the friction block is abutted against the periphery of the self-adjusting seat 16, large friction force exists between the friction block and the self-adjusting seat.

The self-adjusting seat 16 is internally provided with a counterweight cavity 21, a counterweight 22 is fixed on the lower side wall of the counterweight cavity 21, and the weight of the counterweight 22 is greater than the sum of the weights of all the components on the upper side of the self-adjusting seat 16.

The inside of the rotating seat 14 is provided with a guide groove 19 which penetrates up and down, a sliding block 24 is in sliding fit with the guide groove 19, a limiting plate 23 is abutted with the lower end face of the rotating seat 14, and a movable seat 13 is abutted with the upper end face of the rotating seat 14.

The internal thread of the upper end face of the rotating seat 14 is matched with a first limit bolt 15, and the lower end of the first limit bolt 15 can be abutted with the upper end face of the self-adjusting seat 16.

The lower side wall of the mounting cavity 20 is internally and in threaded fit with a second limit bolt 25, and the lower end of the second limit bolt 25 can be abutted against the upper end face of the rotating seat 14.

Four support rods 17 are fixed on the lower end face of the platform 10.

Embodiment one:

the utility model is placed at the position to be detected in the tunnel, and the four supporting rods 17 are abutted with the ground of the detection position.

The self-adjusting seat 16 is automatically leveled under the gravity action of the balancing weight 22, so that the rotating seat 14 is in a horizontal state.

At this time, the threaded rod 18 is rotated so that the friction block 12 moves inward until the friction block 12 is closely abutted against the outer periphery of the self-adjusting seat 16, thereby maintaining the self-adjusting seat 16 in a horizontal state.

Embodiment two:

after the rotating seat 14 is rotated to a designated position, the first limit bolt 15 is rotated to be abutted against the upper end face of the self-adjusting seat 16, so that the rotating seat 14 is kept stationary.

And then, after the movable seat 13 is moved to a designated position along the guide groove 19, the second limit bolt 25 is rotated to be abutted against the upper end surface of the rotating seat 14, so that the movable seat 13 is kept stationary.

At this time, the measuring instrument 11 is installed in the installation cavity 20, then tunnel plane control measurement is carried out, and the measurement result is sent to the industrial personal computer for processing.

It will be apparent to those skilled in the art that various modifications to the above embodiments may be made without departing from the general spirit and concepts of the utility model. Which fall within the scope of the present utility model. The protection scheme of the utility model is subject to the appended claims.

Claims

1. Tunnel control measuring device, comprising a platform (10), characterized in that: the automatic-adjustment device is characterized in that the platform (10) is rotationally matched with the self-adjustment seat (16), a balancing weight (22) is arranged in the self-adjustment seat (16), a rotating seat (14) is rotationally matched with the upper end face of the self-adjustment seat (16), a sliding block (24) is arranged in the rotating seat (14), a movable seat (13) is fixed on the upper end face of the sliding block (24), a limiting plate (23) is fixed on the lower end face of the sliding block (24), an installation cavity (20) with an upward opening is arranged in the movable seat (13), and a measuring instrument (11) is slidably matched in the installation cavity (20).

2. The tunnel control measurement device of claim 1, wherein: the platform (10) is internally threaded and matched with a threaded rod (18), and the threaded rod (18) is positioned on the left side of the self-adjusting seat (16).

3. The tunnel control measurement device of claim 2, wherein: the right end of the threaded rod (18) is rotatably matched with a friction block (12), and the friction block (12) can be abutted against the periphery of the friction block (12).

4. The tunnel control measurement device of claim 1, wherein: a counterweight cavity (21) is arranged in the self-adjusting seat (16), and the counterweight (22) is fixed on the lower side wall of the counterweight cavity (21).

5. The tunnel control measurement device of claim 1, wherein: the rotary seat (14) is internally provided with a guide groove (19) which penetrates up and down, the sliding block (24) is in sliding fit with the guide groove (19), the limiting plate (23) is in butt joint with the lower end face of the rotary seat (14), and the movable seat (13) is in butt joint with the upper end face of the rotary seat (14).

6. The tunnel control measurement device of claim 1, wherein: the inner thread of the upper end face of the rotating seat (14) is matched with a first limit bolt (15), and the lower end of the first limit bolt (15) can be abutted to the upper end face of the self-adjusting seat (16).

7. The tunnel control measurement device of claim 1, wherein: the mounting cavity (20) is internally provided with a second limit bolt (25) in a threaded fit mode, and the lower end of the second limit bolt (25) can be abutted to the upper end face of the rotating seat (14).

8. The tunnel control measurement device of claim 1, wherein: four supporting rods (17) are fixed on the lower end face of the platform (10).