Marker post device for tunnel engineering measurement

Abstract

The utility model discloses a marker post device for tunnel engineering survey, which comprises a pedal bottom plate, a lifting adjusting assembly is arranged at the edge position of the upper surface of the pedal bottom plate, a rapid static auxiliary assembly is arranged on the side surface of the lifting adjusting assembly, the top of the lifting adjusting assembly is connected with a top supporting plate, and the top supporting plate is connected with a top supporting plate. According to the marker post device for tunnel engineering surveying, the connecting rope and the balancing weight are arranged, so that the marker post is conveniently assisted to be rapidly perpendicular, the first guide channel, the first sliding block, the first positioning bolt and the second handle are arranged, so that the marker post is conveniently driven to horizontally move, and the marker post is conveniently moved to a position where constructors are inconvenient to stand for surveying; the height of the marker post can be conveniently adjusted by arranging the lifting supporting rod, the supporting cylinder and the second positioning bolt, the marker post can be conveniently and rapidly stopped by arranging the fixing support, the top plate, the connecting rod, the first handle and the second sliding block, and the marker post can be conveniently used in dark environments such as a tunnel by arranging the illuminating lamp belt.

Description

Technical Field

[0001] The utility model relates to the technical field of tunnel engineering measurement, in particular to a benchmark device used for tunnel engineering measurement. Background Art

[0002] There are many types of tunnel projects, especially in the construction of roads and high-speed railways. Tunnels are generally built by excavating with equipment. During the construction of the tunnel, its height, width and slope need to be measured to ensure the accuracy of the construction. Currently, the benchmark is held manually in tunnel measurement, and the angle of the benchmark needs to be manually adjusted during measurement. It is difficult to ensure the verticality of the benchmark, which affects the quality of construction and is inconvenient to store and carry. Utility Model Content

[0003] The technical problem to be solved by the present invention is to overcome the existing defects and provide a benchmark device for tunnel engineering measurement, which is convenient for quickly keeping the benchmark vertical during measurement and is also convenient for storage and carrying, and can effectively solve the problems in the background technology.

[0004] To achieve the above objectives, the present invention provides the following technical solutions:

[0005] A benchmark device for tunnel engineering measurement includes a footrest base, a lifting and adjusting component is provided at the edge of the upper surface of the footrest base, a quick stop auxiliary component is provided on the side of the lifting and adjusting component, the top of the lifting and adjusting component is connected to a top support plate, a hook is connected to the top support plate for horizontal sliding, a detachable connecting rope is installed on the hook, the bottom of the connecting rope is connected to a benchmark, the bottom of the benchmark is connected to a counterweight block, and a lighting strip is installed inside the benchmark.

[0006] As an optimal technical solution of the present invention, the lifting adjustment assembly includes a lifting support rod arranged on the upper surface of the footrest base, a support tube is slidingly sleeved on the lifting support rod, and a second positioning bolt that cooperates with the lifting support rod is installed in the threaded hole on the side of the support tube.

[0007] As a preferred technical solution of the present invention, the rapid stationary auxiliary component includes a fixed bracket arranged on the side of the support tube, a second guide channel is opened on the side of the fixed bracket, a second slider is slidably connected in the second guide channel, a connecting rod is connected to the side of the second slider, the end of the connecting rod is connected to the top plate, and the side of the second slider is connected to the first handle.

[0008] As a preferred technical solution of the present invention, a first guide channel is provided on the upper surface of the top support plate, and a first sliding block connected to the hook is slidably connected in the first guide channel.

[0009] As a preferred technical solution of the present invention, a first positioning bolt is installed in the threaded hole at one end of the upper surface of the first sliding block, and a second handle is connected to the other end of the upper surface of the first sliding block.

[0010] As a preferred technical solution of the present invention, the surface of the benchmark adopts an organic glass color plate or a PVC color plate.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] The benchmark device for tunnel engineering measurement facilitates the rapid verticalization of the auxiliary benchmark by providing a connecting rope and a counterweight block, facilitates the horizontal movement of the benchmark by providing a first guide channel, a first slider, a first positioning bolt, and a second handle, and is convenient for moving the benchmark to a position where it is inconvenient for construction workers to stand for measurement. The height of the benchmark is conveniently adjusted by providing a lifting support rod, a support tube, and a second positioning bolt. The auxiliary benchmark is facilitated to be quickly stationary by providing a fixed bracket, a top plate, a connecting rod, a first handle, and a second slider. The auxiliary benchmark is conveniently used in dark environments such as tunnels by providing a lighting strip. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic structural diagram of the utility model.

[0014] Figure 2 This is a structural diagram of another direction of the utility model.

[0015] Figure 3 It is a schematic diagram of the partial cross-sectional structure of the utility model.

[0016] In the figure: a footrest 1, a lifting support rod 2, a fixing bracket 3, a support tube 4, a first guide channel 5, a first slider 6, a hook 7, a connecting rope 8, a benchmark 9, a counterweight 10, a first positioning bolt 11, a top plate 12, a connecting rod 13, a first handle 14, a second positioning bolt 15, a second guide channel 16, a second slider 17, a top support plate 18, a lighting strip 19, and a second handle 20. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0018] See also Figure 1-3 , the utility model provides a technical solution:

[0019] A benchmark device for tunnel engineering measurement includes a footrest base 1, a lifting and adjusting component is provided at the edge of the upper surface of the footrest base 1, a quick static auxiliary component is provided on the side of the lifting and adjusting component, the top of the lifting and adjusting component is connected to a top support plate 18, a hook 7 is horizontally slidably connected to the top support plate 18, a detachable connecting rope 8 is installed on the hook 7, the bottom of the connecting rope 8 is connected to a benchmark 9, the bottom of the benchmark 9 is connected to a counterweight 10, a lighting strip 19 is installed inside the benchmark 9, an installation compartment is opened inside the benchmark 9 to facilitate the installation of the lighting strip 19, a battery is provided in the installation compartment, and the battery charging interface and the control switch are located on the outer surface of the benchmark 9.

[0020] The lifting adjustment assembly includes a lifting support rod 2 arranged on the upper surface of the footrest base 1, a support tube 4 is slidably sleeved on the lifting support rod 2, and a second positioning bolt 15 that cooperates with the lifting support rod 2 is installed in the threaded hole on the side of the support tube 4.

[0021] The rapid stop auxiliary component includes a fixed bracket 3 arranged on the side of the support tube 4, and a second guide channel 16 is opened on the side of the fixed bracket 3. A second slider 17 is slidably connected in the second guide channel 16, and a connecting rod 13 is connected to the side of the second slider 17. The end of the connecting rod 13 is connected to the top plate 12, and the side of the second slider 17 is connected to the first handle 14.

[0022] A first guide channel 5 is formed on the upper surface of the top support plate 18 , and a first slider 6 connected to the hook 7 is slidably connected in the first guide channel 5 .

[0023] A first positioning bolt 11 is installed in a threaded hole at one end of the upper surface of the first sliding block 6 , and a second handle 20 is connected to the other end of the upper surface of the first sliding block 6 .

[0024] The surface of the marker 9 is made of organic glass or PVC color plate, preferably organic glass color plate, which is combined with the lighting strip 19 to assist the marker 9 to be used in a dark environment such as a tunnel.

[0025] According to the height required for measurement, the height of the benchmark 9 is adjusted by lifting the support rod 2 and the support tube 4 in conjunction with the second positioning bolt 15. When it is necessary to encounter a position that is inconvenient to stand, the benchmark 9 is translated by the first guide channel 5 and the first slider 6 in conjunction with the first positioning bolt 11 and the second handle 20. The benchmark 9 can be placed in a vertical level by hanging the connecting rope 8. The counterweight 10 can not only make the benchmark 9 quickly and vertically stationary, but also prevent the benchmark 9 from shaking due to external interference. The top plate 12 at the end of the connecting rod 13 is slid through the fixed bracket 3 and the second guide channel 16 so that the top plate 12 is against the benchmark 9, and then the top plate 12 is slowly retracted to assist the benchmark 9 to quickly and vertically stationary. After use, the lifting support rod 2 and the support tube 4 are retracted to the shortest and fixed with the second positioning bolt 15 for easy carrying.

[0026] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A benchmark device for tunnel engineering surveying, comprising a footrest (1), characterized in that: A lifting adjustment component is provided at the edge of the upper surface of the footrest base (1), a quick stop auxiliary component is provided on the side of the lifting adjustment component, the top of the lifting adjustment component is connected to a top support plate (18), a hook (7) is horizontally slidably connected to the top support plate (18), a detachable connecting rope (8) is installed on the hook (7), the bottom of the connecting rope (8) is connected to a pole (9), the bottom of the pole (9) is connected to a counterweight (10), and a lighting strip (19) is installed inside the pole (9).

2. The benchmark device for tunnel engineering measurement according to claim 1, characterized in that: The lifting adjustment assembly comprises a lifting support rod (2) arranged on the upper surface of the footrest base (1), a support tube (4) is slidably sleeved on the lifting support rod (2), and a second positioning bolt (15) cooperating with the lifting support rod (2) is installed in a threaded hole on the side of the support tube (4).

3. The benchmark device for tunnel engineering measurement according to claim 2, characterized in that: The rapid stop auxiliary component comprises a fixed bracket (3) arranged on the side of the support tube (4), a second guide channel (16) is opened on the side of the fixed bracket (3), a second slider (17) is slidably connected in the second guide channel (16), a connecting rod (13) is connected to the side of the second slider (17), an end of the connecting rod (13) is connected to the top plate (12), and a first handle (14) is connected to the side of the second slider (17).

4. The benchmark device for tunnel engineering measurement according to claim 1, characterized in that: A first guide channel (5) is provided on the upper surface of the top support plate (18), and a first sliding block (6) connected to the hook (7) is slidably connected in the first guide channel (5).

5. The benchmark device for tunnel engineering measurement according to claim 4, characterized in that: A first positioning bolt (11) is installed in a threaded hole at one end of the upper surface of the first slider (6), and a second handle (20) is connected to the other end of the upper surface of the first slider (6).

6. The benchmark device for tunnel engineering surveying according to claim 1, characterized in that: The surface of the benchmark (9) is made of organic glass color plate or PVC color plate.

Images