Tunnel engineering construction measuring equipment

Abstract

The utility model discloses tunnel engineering construction measuring equipment, and relates to the technical field of tunnel engineering. The tunnel engineering construction measuring equipment comprises a supporting base, an extension mechanism and a mounting mechanism, and a fixing block is arranged above the supporting base; the extension mechanism is arranged above the supporting base and comprises an internal thread block, connecting plates, a sliding rod and a bearing frame, the two sets of connecting plates are fixedly installed on the outer wall of the internal thread block, one side of each connecting plate is fixedly connected with one end of the sliding rod, and the other end of the sliding rod penetrates through a fixing block and is fixedly connected with one side of the bearing frame; the outer wall of the sliding rod is slidably connected with the interior of the fixing block. The mounting mechanism is arranged above the supporting base and comprises a hollow block, a sliding piece, a movable rod and a positioning plate, and the sliding piece is slidably mounted on the inner wall of the hollow block. And the extension length of the device can be adjusted at will, operation of workers is facilitated, and the danger in the installation process of the measuring instrument is reduced.

Description

Technical Field

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

[0002] Tunnel engineering surveying is a survey conducted at various stages of tunnel engineering planning, survey and design, construction and operation management to ensure that the tunnel can be correctly penetrated with the specified accuracy and the relevant buildings and structures are correctly positioned.

[0003] A tunnel shaft construction measurement device with publication number CN209894184U comprises a centering plate and a bracket for mounting the centering plate, the upper surface of the centering plate is provided with an instrument connection screw for connecting a plumb line, the lower surface of the centering plate is provided with a bracket connection screw for connecting the bracket, and the instrument connection screw, the centering plate and the bracket connection screw are provided with penetrating light-transmitting holes. The tunnel shaft construction measurement device provided by the utility model can effectively realize the transmission of laser points, has high measurement accuracy, simple structure and convenient operation.

[0004] When using the above-mentioned tunnel shaft construction measurement device, workers are required to install the measuring instrument on a fixed bracket at the side of the shaft opening, and then measure downward from above the shaft opening. Since the extension length of the bracket cannot be adjusted, the danger of the measuring instrument disassembly and assembly process is increased. Utility Model Content

[0005] The utility model aims to provide a tunnel engineering construction measurement device, which can solve the problem that when the above-mentioned tunnel shaft construction measurement device is used, the staff needs to install the measuring instrument on a fixed bracket on the side of the shaft mouth, and then measure downward from the top of the shaft opening. Since the extension length of the bracket cannot be adjusted, the danger of the measurement instrument disassembly and assembly process is increased.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tunnel engineering construction measurement equipment, including a supporting base, an extension mechanism and an installation mechanism, a fixed block is arranged above the supporting base; the extension mechanism is arranged above the supporting base, the extension mechanism includes an internal thread block, a connecting plate, a sliding rod and a supporting bracket, the outer wall of the internal thread block is fixedly installed with two groups of connecting plates, one side of the connecting plate is fixedly connected to one end of the sliding rod, the other end of the sliding rod passes through the fixed block and is fixedly connected to one side of the supporting bracket, and the outer wall of the sliding rod is slidably connected to the inside of the fixed block; the installation mechanism is arranged above the supporting base, the installation mechanism includes a hollow block, a sliding sheet, a movable rod and a positioning plate, the inner wall of the hollow block is slidably installed with a sliding sheet, one side of the sliding sheet is fixedly connected to one end of the movable rod, the other end of the movable rod passes through the hollow block and is fixedly connected to one side of the positioning plate.

[0007] Preferably, the extension mechanism also includes a threaded rod and an auxiliary block, one side of the fixed block is rotatably connected to one end of the threaded rod, the other end of the threaded rod is fixedly installed with the auxiliary block, the outer wall of the threaded rod is connected to the internal thread of the internal thread block, the extension length of the device can be adjusted arbitrarily, the measuring instrument is first installed on the device, and then the measuring instrument is extended to the top of the shaft for measurement, which is convenient for the staff to operate and reduces the danger of the installation process of the measuring instrument.

[0008] Preferably, the mounting mechanism also includes a spring, the bottom of the support bracket is fixedly connected to the tops of the two groups of hollow blocks, the inner wall of one side of the hollow block is fixedly connected to one end of the spring, and the other end of the spring is fixedly connected to the other side of the sliding sheet, which facilitates the installation and clamping of the measuring instrument, reduces the time required for the installation of the measuring instrument, increases the practicality and usability of the device, and is simple and easy to operate.

[0009] Preferably, a buffer rubber pad is provided on one side of the positioning plate.

[0010] Preferably, a measuring instrument is provided inside the support bracket.

[0011] Preferably, a mounting frame is fixedly mounted on the top of the support base, and the top of the mounting frame is connected to the bottom of the fixing block.

[0012] Preferably, a push rod is fixedly mounted on the top of the support base, and a plurality of sets of universal wheels are fixedly mounted on the bottom of the support base.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] (1) The tunnel construction measurement equipment can adjust the extension length of the device arbitrarily through the coordinated use of threaded rods, internal thread blocks, connecting plates, auxiliary blocks, sliding rods and supporting brackets. The measuring instrument is first installed on the device and then extended to the top of the shaft for measurement, which is convenient for workers to operate and reduces the danger of the installation process of the measuring instrument.

[0015] (2) The tunnel construction measurement equipment, through the coordinated use of hollow blocks, sliding plates, springs, movable rods and positioning plates, facilitates the installation and clamping of measuring instruments, reduces the time required for the installation of measuring instruments, increases the practicality and usability of the device, and is simple and easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 This is a bottom-up three-dimensional structural schematic diagram of the utility model;

[0019] Figure 3 It is a schematic diagram of the three-dimensional structure of the support frame of the utility model;

[0020] Figure 4 It is a schematic diagram of the three-dimensional structure of the hollow block of the utility model.

[0021] Figure numerals: 1. Support base; 2. Mounting frame; 3. Fixed block; 4. Extension mechanism; 401. Threaded rod; 402. Internal thread block; 403. Connecting plate; 404. Auxiliary block; 405. Sliding rod; 406. Support bracket; 5. Mounting mechanism; 501. Hollow block; 502. Sliding sheet; 503. Spring; 504. Movable rod; 505. Positioning plate; 6. Measuring instrument; 7. Universal wheel; 8. Push rod. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] See also Figure 1-4 The utility model provides a technical solution: a tunnel engineering construction measurement equipment, including a support base 1, an extension mechanism 4 and an installation mechanism 5, a fixed block 3 is arranged above the support base 1; the extension mechanism 4 is arranged above the support base 1, and the extension mechanism 4 includes an internal thread block 402, a connecting plate 403, a sliding rod 405 and a support bracket 406, and two groups of connecting plates 403 are fixedly installed on the outer wall of the internal thread block 402, one side of the connecting plate 403 is fixedly connected to one end of the sliding rod 405, and the other end of the sliding rod 405 is fixedly connected to the outer wall of the internal thread block 402. It passes through the fixed block 3 and is fixedly connected to one side of the support bracket 406, and the outer wall of the sliding rod 405 is slidably connected to the inside of the fixed block 3; the mounting mechanism 5 is arranged above the supporting base 1, and the mounting mechanism 5 includes a hollow block 501, a sliding sheet 502, a movable rod 504 and a positioning plate 505. The sliding sheet 502 is slidably installed on the inner wall of the hollow block 501, one side of the sliding sheet 502 is fixedly connected to one end of the movable rod 504, and the other end of the movable rod 504 passes through the hollow block 501 and is fixedly connected to one side of the positioning plate 505.

[0024] The extension mechanism 4 also includes a threaded rod 401 and an auxiliary block 404. One side of the fixed block 3 is rotatably connected to one end of the threaded rod 401, and the other end of the threaded rod 401 is fixedly installed with the auxiliary block 404. The outer wall of the threaded rod 401 is connected to the internal thread of the internal thread block 402. The extension length of the device can be adjusted arbitrarily. The measuring instrument 6 is first installed on the device, and then the measuring instrument 6 is extended to the top of the shaft for measurement, which is convenient for the staff to operate and reduces the danger of the measuring instrument installation process.

[0025] The mounting mechanism 5 also includes a spring 503. The bottom of the support bracket 406 is fixedly connected to the tops of the two groups of hollow blocks 501. The inner wall of one side of the hollow block 501 is fixedly connected to one end of the spring 503. The other end of the spring 503 is fixedly connected to the other side of the sliding sheet 502, which facilitates the installation and clamping of the measuring instrument 6, reduces the time required for the installation of the measuring instrument 6, increases the practicality and usability of the device, and is simple and easy to operate.

[0026] A buffer rubber pad is provided on one side of the positioning plate 505 .

[0027] A measuring instrument 6 is arranged inside the support bracket 406 .

[0028] A mounting frame 2 is fixedly mounted on the top of the support base 1 , and the top of the mounting frame 2 is connected to the bottom of the fixing block 3 .

[0029] A push rod 8 is fixedly mounted on the top of the support base 1 , and a plurality of sets of universal wheels 7 are fixedly mounted on the bottom of the support base 1 .

[0030] Working principle: When the device is in use, the device is moved to the shaft through the universal wheel 7, and the positioning plate 505 is pulled outward to make the movable rod 504 move on the hollow block 501, driving the sliding plate 502 to slide inside the hollow block 501, so that the spring 503 is stretched, and then the measuring instrument is placed on the support bracket 406. Under the tension of the spring 503, the protective rubber pad on the positioning plate 505 is pressed against the measuring instrument 6 to fix the measuring instrument 6. The threaded rod 401 is rotated by the auxiliary block 404. Under the limit of the sliding rod 405, the internal threaded block 402 is moved on the threaded rod 401, and the sliding rod 405 is pushed to slide on the fixed block 3 through the connecting plate 403. The support bracket 406 and the measuring instrument 6 are extended to the top of the shaft to measure the shaft.

[0031] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A tunnel engineering construction measurement equipment, characterized in that: include: A supporting base (1), wherein a fixing block (3) is arranged above the supporting base (1); The extension mechanism (4) is arranged above the support base (1), and comprises an internal thread block (402), a connecting plate (403), a sliding rod (405) and a support bracket (406). Two groups of connecting plates (403) are fixedly installed on the outer wall of the internal thread block (402), one side of the connecting plate (403) is fixedly connected to one end of the sliding rod (405), the other end of the sliding rod (405) passes through the fixed block (3) and is fixedly connected to one side of the support bracket (406), and the outer wall of the sliding rod (405) is slidably connected to the inside of the fixed block (3); The mounting mechanism (5) is arranged above the supporting base (1), and comprises a hollow block (501), a sliding sheet (502), a movable rod (504) and a positioning plate (505); the sliding sheet (502) is slidably mounted on the inner wall of the hollow block (501); one side of the sliding sheet (502) is fixedly connected to one end of the movable rod (504); the other end of the movable rod (504) passes through the hollow block (501) and is fixedly connected to one side of the positioning plate (505).

2. A tunnel engineering construction measurement equipment according to claim 1, characterized in that: The extension mechanism (4) further comprises a threaded rod (401) and an auxiliary block (404); one side of the fixed block (3) is rotatably connected to one end of the threaded rod (401); the other end of the threaded rod (401) is fixedly mounted with the auxiliary block (404); and the outer wall of the threaded rod (401) is threadably connected to the inner thread of the internal thread block (402).

3. A tunnel engineering construction measurement equipment according to claim 2, characterized in that: The mounting mechanism (5) further comprises a spring (503), the bottom of the support bracket (406) is fixedly connected to the tops of the two groups of hollow blocks (501), the inner wall of one side of the hollow block (501) is fixedly connected to one end of the spring (503), and the other end of the spring (503) is fixedly connected to the other side of the sliding sheet (502).

4. A tunnel engineering construction measurement equipment according to claim 3, characterized in that: A buffer rubber pad is provided on one side of the positioning plate (505).

5. A tunnel engineering construction measurement equipment according to claim 4, characterized in that: A measuring instrument (6) is arranged inside the support frame (406).

6. A tunnel engineering construction measurement equipment according to claim 5, characterized in that: A mounting frame (2) is fixedly mounted on the top of the support base (1), and the top of the mounting frame (2) is connected to the bottom of the fixing block (3).

7. A tunnel engineering construction measurement equipment according to claim 6, characterized in that: A push rod (8) is fixedly mounted on the top of the support base (1), and a plurality of sets of universal wheels (7) are fixedly mounted on the bottom of the support base (1).

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