Portable measuring device for airport construction

Abstract

The utility model discloses a portable measuring device for airport construction, which comprises a base, supporting legs, a laser range finder, a mounting frame, a fixed column, a rotating motor and a digital display flat plate, a plurality of gradienters are mounted on the base, a mounting frame is fixedly mounted on the upper surface of the base, and a plurality of supporting legs are detachably mounted on the lower surface of the base; a turntable is slidably mounted in the mounting frame; a threaded sleeve is arranged in the center of the rotating disc, a through hole is formed in the position, corresponding to the threaded sleeve, of the base, the fixing column is rotationally installed in the threaded sleeve, and the lower end of the fixing column penetrates through the through hole to be arranged below the base. A rotating motor is fixedly installed at the lower end of the fixing column, and a laser range finder is fixedly installed on an output shaft of the rotating motor. A digital display panel is installed on the installation frame, and a storage battery is installed on the base. Through the arrangement of the gradienter, the situation that the accuracy of measured data is affected due to the fact that the whole device lacks horizontal correction during measurement is avoided.

Description

Technical Field

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

[0002] The construction of airport runways is particularly important in airport construction projects. Strict measurements must be carried out before and after the construction process. Whether the design flatness of the airport runway is standard directly affects the safety of aircraft takeoff and landing. Therefore, construction units need to use instruments for measurement when constructing airport runways.

[0003] For example, the utility model patent with application number CN202220560018.7 discloses a 3-meter ruler with a slider measuring device, including a 3-meter ruler and a slider measuring device, a hollow slideway is provided in the middle of the 3-meter ruler, the slider measuring device includes a handle, a reader, a slider and a measuring wheel, the handle is connected to the measuring wheel through a connecting rod, the measuring wheel is located on two opposite sides of the connecting rod and has two readers, the connecting rod is provided with a first slideway, the reader is provided with a second slideway, the rivet installs the slider on the connecting rod through the second slideway and the first slideway, and the measuring wheel is installed in the 3-meter ruler through the hollow slideway. This 3-meter ruler with a slider measuring device not only retains the principle of the 3-meter ruler, but also makes the test points continuous and easy to operate.

[0004] Although this 3-meter ruler with a slider measuring device retains the principle of a 3-meter ruler and is easy to operate, the device as a whole lacks horizontal correction during measurement, which may affect the accuracy of the measurement data and needs further improvement. Utility Model Content

[0005] The utility model aims to provide a portable airport construction measuring device, aiming to improve the problem that the overall device lacks horizontal correction when measuring, which affects the accuracy of the measuring data.

[0006] The utility model is implemented as follows: a portable measuring device for airport construction, comprising a base, supporting legs and a laser rangefinder, and also comprising a mounting frame, a fixing column, a rotating motor and a digital display flat panel; a plurality of levels are mounted on the base, a mounting frame is fixedly mounted on the upper surface of the base, and a plurality of supporting legs are detachably mounted on the lower surface of the base; a turntable is slidably mounted in the mounting frame; a threaded sleeve is provided at the center position of the turntable, a through hole is provided at a position of the base corresponding to the threaded sleeve, the fixing column is rotatably mounted in the threaded sleeve, and the lower end is arranged below the base through the through hole; a rotating motor is fixedly mounted on the lower end of the fixing column, and a laser rangefinder is fixedly mounted on the output shaft of the rotating motor; a digital display flat panel is mounted on the mounting frame, and a storage battery is mounted on the base.

[0007] Preferably, the mounting frame includes an annular plate mounting boss and a fixed leg; the mounting boss is fixedly arranged on the side of the annular plate, the fixed leg is fixedly arranged on the bottom surface of the annular plate, and a plurality of the fixed legs are arranged in sequence along its circumferential direction; the digital display flat panel is fixedly mounted on the mounting boss, the mounting frame is fixedly mounted on the upper surface of the base through the fixed legs, and the turntable is slidably mounted inside the annular plate.

[0008] Preferably, a slide groove is provided on the inner side of the annular plate, the outer ring of the turntable is matched with the inner ring of the annular plate, and a sliding bar is provided on the outer ring of the turntable, and the turntable is slidably installed inside the annular plate through the sliding bar.

[0009] Preferably, the fixing column comprises a threaded rod and a middle rod, the threaded rod is fixed to the upper end of the middle rod, the central axis of the threaded rod and the center line of the middle rod are colinear; the threaded rod is rotatably installed in the threaded sleeve, and the middle rod is slidably installed in the through hole.

[0010] Preferably, a mounting plate is vertically provided at the lower end of the fixing column, the rotating motor is horizontally mounted on the mounting plate, and the laser rangefinder is mounted on the output shaft of the rotating motor.

[0011] Preferably, a plurality of level installation grooves are sequentially arranged on the side surface of the base along the circumferential direction thereof, and the level is fixedly installed in the level installation grooves.

[0012] Preferably, a connecting block is provided at the upper end of the supporting leg, and the supporting leg is installed on the lower surface of the base through the connecting block; the connecting block includes a bolt and a connecting pin, and the upper end of the supporting leg is installed on the connecting block through the connecting pin, and the bolt is rotatably and non-detachably arranged on the connecting block, and a threaded hole matching the bolt is provided on the outer side of the bottom of the base, and the bolt is installed in the threaded hole.

[0013] Preferably, the bolt is rotatably arranged in the connecting block and cannot be telescopically moved.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model can ensure that the initial state of the device meets the test conditions by setting a level meter and adjusting the supporting legs, thereby avoiding the lack of horizontal correction of the entire device during measurement, which will affect the accuracy of the measurement data.

[0016] 2. The utility model ensures the accuracy of data during measurement by setting up a laser rangefinder. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0018] Figure 2It is a structural schematic diagram of the mounting frame of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the turntable of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the base of the utility model;

[0021] Figure 5 It is a structural schematic diagram of the support leg of the utility model;

[0022] Figure 6 It is a structural schematic diagram of a fixed column of the utility model.

[0023] In the figure: 1. mounting frame; 101. annular plate; 102. mounting boss; 103. fixed leg; 104. slide groove; 2. turntable; 201. threaded sleeve; 202. sliding bar; 3. base; 301. through hole; 302. level mounting groove; 4. supporting leg; 401. connecting block; 402. bolt; 403. connecting pin; 5. fixing column; 501. threaded rod; 502. middle rod; 503. mounting plate; 6. level; 7. battery; 8. rotating motor; 9. laser rangefinder; 10. digital display tablet. DETAILED DESCRIPTION

[0024] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] The following is a further description with reference to the accompanying drawings and specific embodiments:

[0026] Example 1

[0027] like Figure 1 , Figure 2 and Figure 3As shown, a portable airport construction measurement device includes a base 3, a support leg 4 and a laser rangefinder 9, and also includes a mounting frame 1, a fixing column 5, a rotating motor 8 and a digital display flat panel 10. Three levels 6 are installed on the base 3, and three level installation grooves 302 are sequentially arranged on the side of the base 3 along its circumferential direction, and the level 6 is fixedly installed in the level installation groove 302. The mounting frame 1 is fixedly installed on the upper surface of the base 3, and three support legs 4 are detachably installed on the lower surface of the base 3. A connecting block 401 is arranged on the upper end of the support leg 4, and the support leg 4 is installed on the lower surface of the base 3 through the connecting block 401. The support leg 4 can also adopt a telescopic rod. The connecting block 401 includes a bolt 402 and a connecting pin 403. The upper end of the support leg 4 is installed on the connecting block 401 through the connecting pin 403. The bolt 402 is rotatably arranged on the connecting block 401. The outer side of the bottom of the base 3 is provided with a threaded hole adapted to the bolt 402, and the bolt 402 is installed in the threaded hole.

[0028] like Figure 1 , Figure 4 and Figure 5 As shown, a turntable 2 is slidably mounted in the mounting frame 1. The mounting frame 1 includes an annular plate 101, a mounting boss 102 and a fixed leg 103. The mounting boss is fixedly arranged on the side of the annular plate 101, and the fixed leg 103 is fixedly arranged on the bottom surface of the annular plate 101, and a plurality of them are sequentially arranged along its circumferential direction. The digital display tablet is fixedly mounted on the mounting boss 102, the mounting frame 1 is fixedly mounted on the upper surface of the base 3 through the fixed leg 103, and the turntable 2 is slidably mounted inside the annular plate 101. A slide groove 104 is provided on the inner side of the annular plate 101, the outer ring of the turntable 2 is adapted to the inner ring of the annular plate 101, and a sliding bar 202 is provided on the outer ring of the turntable 2, and the turntable 2 is slidably mounted inside the annular plate 101 through the sliding bar 202.

[0029] like Figure 1 , Figure 4 and Figure 6As shown, a threaded sleeve 201 is provided at the center of the turntable 2, a through hole 301 is provided at the position corresponding to the threaded sleeve 201 of the base 3, and the fixed column 5 is rotatably installed in the threaded sleeve 201, and the lower end is arranged below the base 3 through the through hole. The fixed column 5 includes a threaded rod 501 and a middle rod 502, the threaded rod 501 is fixed to the upper end of the middle rod 502, and the central axis of the threaded rod 501 and the central line of the middle rod 502 are colinear. The threaded rod 501 is rotatably installed in the threaded sleeve 201, and the middle rod 502 is slidably installed in the through hole 301. The bolt 402 is rotatably installed in the connecting block 401 and cannot be telescopically moved. A rotating motor 8 is fixedly installed at the lower end of the fixed column 5, and a laser rangefinder 9 is fixedly installed on the output shaft of the rotating motor 8. A mounting plate 503 is vertically provided at the lower end of the fixed column 5, the rotating motor 8 is horizontally installed on the mounting plate 503, and the laser rangefinder is installed on the output shaft of the rotating motor 8. A digital display flat panel 10 is installed on the mounting frame 1 , and a storage battery 7 is installed on the base 3 .

[0030] The digital display tablet 10 uses a central processing unit (CPU), a field-programmable gate array (FPGA), discrete gate or transistor logic devices, discrete hardware components, etc. The general processor can be a microprocessor or the processor can also be any conventional processor, etc. The above processor is the control center of the above terminal equipment, and uses various interfaces and lines to connect various parts of the entire user terminal. The battery 7 supplies power to the rotating motor 8, the laser rangefinder 9 and the digital display tablet 10, and the digital display tablet is electrically connected to the laser rangefinder 9. At the same time, the digital display tablet is electrically connected to the rotating motor 8 through the induction device, and the digital display tablet processes the collected data through the central processing unit, and judges the road surface flatness according to the three-meter ruler method.

[0031] Example 2

[0032] like Figure 1 , Figure 2 and Figure 3As shown, a portable airport construction measurement device includes a base 3, support legs 4 and a laser rangefinder 9, and also includes a mounting frame 1, a fixing column 5, a rotating motor 8 and a digital display flat panel 10. A plurality of level meters 6 are mounted on the base 3, and a plurality of level meter mounting grooves 302 are sequentially arranged on the side of the base 3 along its circumferential direction, and the level meters 6 are fixedly mounted in the level meter mounting grooves 302. The mounting frame 1 is fixedly mounted on the upper surface of the base 3, and a plurality of support legs 4 are detachably mounted on the lower surface of the base 3. A connecting block 401 is arranged at the upper end of the support leg 4, and the support leg 4 is mounted on the lower surface of the base 3 through the connecting block 401. The connecting block 401 includes a bolt 402 and a connecting pin 403, and the upper end of the support leg 4 is mounted on the connecting block 401 through the connecting pin 403, and the bolt 402 is rotatably arranged on the connecting block 401, and a threaded hole matching the bolt 402 is arranged on the outer side of the bottom of the base 3, and the bolt 402 is mounted in the threaded hole.

[0033] like Figure 1 , Figure 4 and Figure 5 As shown, a turntable 2 is slidably mounted in the mounting frame 1. The mounting frame 1 includes an annular plate 101, a mounting boss 102 and a fixed leg 103. The mounting boss is fixedly arranged on the side of the annular plate 101, and the fixed leg 103 is fixedly arranged on the bottom surface of the annular plate 101, and a plurality of them are sequentially arranged along its circumferential direction. The digital display tablet is fixedly mounted on the mounting boss 102, the mounting frame 1 is fixedly mounted on the upper surface of the base 3 through the fixed leg 103, and the turntable 2 is slidably mounted inside the annular plate 101. A slide groove 104 is provided on the inner side of the annular plate 101, the outer ring of the turntable 2 is adapted to the inner ring of the annular plate 101, and a sliding bar 202 is provided on the outer ring of the turntable 2, and the turntable 2 is slidably mounted inside the annular plate 101 through the sliding bar 202.

[0034] like Figure 1 , Figure 4 and Figure 6As shown, a threaded sleeve 201 is provided at the center of the turntable 2, a through hole 301 is provided at the position corresponding to the threaded sleeve 201 of the base 3, and the fixed column 5 is rotatably installed in the threaded sleeve 201, and the lower end is arranged below the base 3 through the through hole. The fixed column 5 includes a threaded rod 501 and a middle rod 502, the threaded rod 501 is fixed to the upper end of the middle rod 502, and the central axis of the threaded rod 501 and the central line of the middle rod 502 are colinear. The threaded rod 501 is rotatably installed in the threaded sleeve 201, and the middle rod 502 is slidably installed in the through hole 301. The bolt 402 is rotatably installed in the connecting block 401 and cannot be telescopically moved. A rotating motor 8 is fixedly installed at the lower end of the fixed column 5, and a laser rangefinder 9 is fixedly installed on the output shaft of the rotating motor 8. A mounting plate 503 is vertically provided at the lower end of the fixed column 5, the rotating motor 8 is horizontally installed on the mounting plate 503, and the laser rangefinder is installed on the output shaft of the rotating motor 8. A digital display flat panel 10 is installed on the mounting frame 1 , and a storage battery 7 is installed on the base 3 .

[0035] The digital display tablet 10 uses a digital signal processor (DSP), a field-programmable gate array (FPGA), a discrete gate or transistor logic device, a discrete hardware component, etc. The general processor can be a microprocessor or the processor can also be any conventional processor, etc. The above processor is the control center of the above terminal device, and uses various interfaces and lines to connect various parts of the entire user terminal. The battery 7 supplies power to the rotating motor 8, the laser rangefinder 9 and the digital display tablet 10, and the digital display tablet is electrically connected to the laser rangefinder 9. At the same time, the digital display tablet is electrically connected to the rotating motor 8 through the induction device, and the digital display tablet processes the collected data through the central processing unit, and judges the road surface flatness according to the three-meter ruler method.

[0036] The working principle of the utility model is as follows: the device is placed on the road surface to be measured, and then the height of the supporting leg 4 and the base 3 is micro-adjusted by adjusting the bolt 402, the level meter is adjusted to make all the level meters 6 all level, and the rotating motor 8 is adjusted to make the laser rangefinder 9 vertically measure the road surface as the initial height data, and at the same time, the initial height of the laser rangefinder 9 can be adjusted by rotating the turntable 2, and then the motor 8 is rotated by the digital display tablet 10 at the same time, and the rotation angle and the height tested by the laser rangefinder 9 are recorded by the digital display tablet 10, and then data processing is performed.

[0037] In summary, the utility model can ensure that the initial state of the device meets the test conditions by setting the level 6 and adjusting the support legs 4, avoiding the lack of horizontal correction of the entire device during measurement, which will affect the accuracy of the measurement data. By setting the laser rangefinder 9, the accuracy of the data during measurement is ensured.

[0038] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be modified and varied in various ways. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A portable measuring device for airport construction, comprising a base (3), a support leg (4) and a laser rangefinder (9), characterized in that: The invention also comprises a mounting frame (1), a fixing column (5), a rotating motor (8) and a digital display flat panel (10); a plurality of level gauges (6) are mounted on the base (3); a mounting frame (1) is fixedly mounted on the upper surface of the base (3); a plurality of supporting legs (4) are detachably mounted on the lower surface of the base (3); a turntable (2) is slidably mounted in the mounting frame (1); a threaded sleeve (201) is arranged at the center of the turntable (2); a through hole (301) is arranged at a position corresponding to the threaded sleeve (201) of the base (3); the fixing column (5) is rotatably mounted in the threaded sleeve (201), and the lower end thereof is arranged below the base (3) through the through hole; a rotating motor (8) is fixedly mounted on the lower end of the fixing column (5), and a laser rangefinder (9) is fixedly mounted on the output shaft of the rotating motor (8); a digital display flat panel (10) is mounted on the mounting frame (1), and a storage battery (7) is mounted on the base (3).

2. A portable airport construction measurement device according to claim 1, characterized in that: The mounting frame (1) comprises an annular plate (101), a mounting boss (102) and a fixed leg (103); the mounting boss is fixedly arranged on the side of the annular plate (101), the fixed leg (103) is fixedly arranged on the bottom surface of the annular plate (101), and a plurality of the fixed legs (103) are sequentially arranged along the circumferential direction thereof; the digital display flat panel is fixedly mounted on the mounting boss (102), the mounting frame (1) is fixedly mounted on the upper surface of the base (3) via the fixed leg (103), and the turntable (2) is slidably mounted inside the annular plate (101).

3. A portable airport construction measurement device according to claim 2, characterized in that: A sliding groove (104) is provided on the inner side of the annular plate (101); the outer ring of the turntable (2) is adapted to the inner ring of the annular plate (101); and a sliding bar (202) is provided on the outer ring of the turntable (2); the turntable (2) is slidably mounted inside the annular plate (101) via the sliding bar (202).

4. A portable airport construction measurement device according to claim 1, characterized in that: The fixed column (5) comprises a threaded rod (501) and a middle rod (502); the threaded rod (501) is fixed to the upper end of the middle rod (502); the central axis of the threaded rod (501) and the center line of the middle rod (502) are colinear; the threaded rod (501) is rotatably mounted in the threaded sleeve (201), and the middle rod (502) is slidably mounted in the through hole (301).

5. The portable airport construction measurement device according to claim 1, characterized in that: A mounting plate (503) is vertically arranged at the lower end of the fixing column (5), the rotating motor (8) is horizontally mounted on the mounting plate (503), and the laser rangefinder is mounted on the output shaft of the rotating motor (8).

6. A portable airport construction measurement device according to claim 1, characterized in that: A plurality of level installation grooves (302) are sequentially arranged on the side surface of the base (3) along its circumferential direction, and the level (6) is fixedly installed in the level installation grooves (302).

7. A portable airport construction measurement device according to claim 1, characterized in that: A connecting block (401) is provided at the upper end of the supporting leg (4), and the supporting leg (4) is mounted on the lower surface of the base (3) through the connecting block (401); the connecting block (401) comprises a bolt (402) and a connecting pin (403), and the upper end of the supporting leg (4) is mounted on the connecting block (401) through the connecting pin (403); the bolt (402) is rotatably and non-detachably arranged on the connecting block (401), and a threaded hole matching the bolt (402) is provided on the outer side of the bottom of the base (3), and the bolt (402) is installed in the threaded hole.

8. A portable airport construction measurement device according to claim 7, characterized in that: The bolt (402) is rotatably disposed in the connection block (401) and cannot be telescopically moved.

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