Detection device based on three-dimensional laser scanning

Abstract

The utility model relates to the technical field of building auxiliary equipment, and discloses a detection device based on three-dimensional laser scanning, which comprises a base plate, support columns are fixedly mounted at four corners of the bottom end of the base plate, moving wheels are movably mounted at the bottom end of the base plate, a telescopic support cylinder is fixedly mounted at the top end of the base plate, and the telescopic support cylinder is fixedly mounted at the bottom end of the base plate. A telescopic supporting cylinder is fixedly installed at the output end of the telescopic supporting cylinder, an adjusting box is fixedly installed at the output end of the telescopic supporting cylinder, a second motor is movably installed in the adjusting box, and a connecting column is fixedly installed at the output shaft end of the second motor. When the connecting frame moves, the second motor is driven to move together, and when the second motor moves, the mounting box is driven to rotate through the connecting column, so that the laser scanning head on the mounting box can rotate in all directions and scan the periphery of the whole detection device.

Description

Technical Field

[0001] The utility model relates to the technical field of building auxiliary equipment, in particular to a three-dimensional laser scanning detection device. Background Art

[0002] 3D laser scanning technology is a high-tech technology developed recently in the world. With the widespread application of 3D laser scanners in the engineering field, this technology has attracted the attention of many scientific researchers. It uses the laser ranging principle, including pulsed laser and phase laser, to instantly measure the three-dimensional coordinate value of the space. The spatial point cloud data obtained by 3D laser scanning technology can be used to quickly establish a three-dimensional visualization model of complex and irregular scenes, which saves time and effort. This capability is incomparable to the current 3D modeling software.

[0003] At the construction site, there needs to be all-round monitoring of the construction site to facilitate understanding of the construction progress and quality, etc. Currently, monitoring is generally carried out through cameras, but camera detection has limitations. Cameras are generally fixed and not convenient to move. Summary of the invention

[0004] The purpose of the utility model is to provide a detection device based on three-dimensional laser scanning to solve the problems raised in the above background technology.

[0005] Technical Solution

[0006] The utility model provides the following technical solutions: a detection device based on three-dimensional laser scanning, comprising a base plate, support columns are fixedly installed at the four corners of the bottom end of the base plate, a movable wheel is movably installed at the bottom end of the base plate, a telescopic support tube is fixedly installed at the top end of the base plate, an adjustment box is fixedly installed at the output end of the telescopic support tube, a second motor is movably installed inside the adjustment box, a connecting column is fixedly installed at the output shaft end of the second motor, an installation box is fixedly installed at the top end of the connecting column, a connecting through hole matching the installation box is penetrated through the inner wall of the top end of the adjustment box, a laser scanning head is symmetrically and movably installed on the side of the installation box, and a baffle is fixedly installed at the top end of the installation box.

[0007] Preferably, a fixing plate and a first motor are fixedly installed at the bottom end of the base plate, a threaded column is movably installed between two adjacent fixing plates, a moving block is threadedly connected to the outer side of the threaded column, and the bottom end of the moving block is fixedly connected to the moving wheel.

[0008] Preferably, a connecting shaft is fixedly installed at one end of the threaded column, and the connecting shaft passes through the fixing plate and is fixedly installed with a bevel driven gear, and a bevel driving gear is fixedly installed at the output shaft end of the first motor, and the bevel driving gear is meshingly connected with the bevel driven gear.

[0009] Preferably, a fixed column is fixedly installed between two adjacent fixed plates, a sliding block is movably installed on the outer side of the fixed column, the bottom end of the sliding block is fixedly connected to the top end of the moving block, the threaded column and the fixed column are distributed parallel to each other, the threaded column and the fixed column both form an angle with the first motor, and the height of the threaded column and the fixed column gradually decreases from close to the first motor to away from the first motor.

[0010] Preferably, a protective tube is fixedly mounted on the outer side of the telescopic support tube, and a protective column is fixedly mounted on the bottom end of the adjustment box, and the protective column is located inside the protective tube.

[0011] Preferably, an electric cylinder and a fixed rod are fixedly installed inside the adjustment box, a push block is fixedly installed on the output shaft end of the electric cylinder, a connecting frame is fixedly installed between two adjacent pushing blocks, and the connecting column passes through the connecting frame.

[0012] Preferably, the second motor is fixedly mounted on the bottom end of the connecting frame, and the side of the pushing block is movably connected to the fixing rod. Beneficial Effects

[0013] Compared with the prior art, the utility model provides a three-dimensional laser scanning detection device, which has the following beneficial effects:

[0014] 1. The three-dimensional laser scanning detection device drives the conical driving gear to rotate through the operation of the first motor. When the conical driving gear rotates, it drives the threaded column to rotate through the conical driven gear. When the threaded column rotates, it drives the moving wheel to move through the moving block. The moving wheel will gradually contact the ground and raise the horizontal height of the base plate to facilitate the movement of the entire laser scanning detection device. When the moving wheel is not needed, it can be kept stable by the support column, thereby achieving the stability of the entire laser scanning detection device.

[0015] 2. The three-dimensional laser scanning detection device drives the push block to move in the adjustment box through the work of the electric cylinder. When the push block moves, it will drive the connecting frame to move together. When the connecting frame moves, it will drive the second motor to move together. When the second motor moves, it will drive the installation box to rotate through the connecting column. In this way, the laser scanning head on the installation box will be able to rotate in all directions and scan the surroundings of the overall detection device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0017] Figure 1 This is a front view of the overall structure of the utility model;

[0018] Figure 2 This is a bottom view of the overall structure of the utility model;

[0019] Figure 3 This is the working diagram of the mobile wheel of the utility model;

[0020] Figure 4 This is a connection diagram of the telescopic support column and the adjustment box of the utility model;

[0021] Figure 5 This is a schematic diagram of the regulating box of the utility model;

[0022] Figure 6 This is a cross-sectional view of the regulating box of the utility model.

[0023] In the figure: 1. base plate; 2. support column; 3. moving wheel; 4. telescopic support cylinder; 5. adjustment box; 6. installation box; 7. baffle; 8. threaded column; 9. fixed plate; 10. first motor; 11. moving block; 12. fixed column; 13. sliding block; 14. conical driving gear; 15. conical driven gear; 16. protective column; 17. electric cylinder; 18. fixing rod; 19. second motor; 20. connecting column; 21. connecting through hole; 22. pushing block; 23. connecting frame; 24. laser scanning head; 25. protective cylinder. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Example 1: Please refer to Figure 1-Figure 3 A three-dimensional laser scanning detection device includes a base plate 1, support columns 2 are fixedly installed at the four corners of the bottom end of the base plate 1, a moving wheel 3 is movably installed at the bottom end of the base plate 1, a telescopic support tube 4 is fixedly installed at the top end of the base plate 1, an adjustment box 5 is fixedly installed at the output end of the telescopic support tube 4, a second motor 19 is movably installed inside the adjustment box 5, a connecting column 20 is fixedly installed at the output shaft end of the second motor 19, an installation box 6 is fixedly installed at the top of the connecting column 20, a connecting through hole 21 matching the installation box 6 is penetrated through the inner wall of the top end of the adjustment box 5, a laser scanning head 24 is symmetrically and movably installed on the side of the installation box 6, and a baffle 7 is fixedly installed at the top of the installation box 6.

[0026] In this embodiment, a fixed plate 9 and a first motor 10 are fixedly installed at the bottom end of the base plate 1, a threaded column 8 is movably installed between two adjacent fixed plates 9, the outer side of the threaded column 8 is threadedly connected to a moving block 11, and the bottom end of the moving block 11 is fixedly connected to the moving wheel 3.

[0027] In this embodiment, a connecting shaft is fixedly installed at one end of the threaded column 8, and the connecting shaft passes through the fixing plate 9 and is fixedly installed with a bevel driven gear 15. A bevel driving gear 14 is fixedly installed at the output shaft end of the first motor 10, and the bevel driving gear 14 is meshingly connected with the bevel driven gear 15.

[0028] In this embodiment, a fixed column 12 is fixedly installed between two adjacent fixed plates 9, a sliding block 13 is movably installed on the outer side of the fixed column 12, the bottom end of the sliding block 13 is fixedly connected to the top end of the moving block 11, the threaded column 8 and the fixed column 12 are distributed parallel to each other, the threaded column 8 and the fixed column 12 both form an angle with the first motor 10, and the height of the threaded column 8 and the fixed column 12 gradually decreases from close to the first motor 10 to away from the first motor 10.

[0029] The whole device can be moved to any desired position through the support column 2 and the moving wheel 3 to work.

[0030] The working principle of this embodiment is as follows: during use, when the entire scanning and detection device needs to be moved, the first motor 10 drives the conical driving gear 14 to rotate, and when the conical driving gear 14 rotates, it drives the threaded column 8 to rotate through the conical driven gear 15, and when the threaded column 8 rotates, it drives the moving wheel 3 to move through the moving block 11, and the moving wheel 3 will gradually contact the ground and raise the horizontal height of the base plate 1, so as to facilitate the movement of the entire laser scanning and detection device, and when the moving wheel 3 is not needed, it can be kept stable by the support column 2, so as to achieve the stability of the entire laser scanning and detection device.

[0031] Example 2: Please refer to Figure 1 , Figure 2 , Figure 4-Figure 6 A three-dimensional laser scanning detection device includes a base plate 1, support columns 2 are fixedly installed at the four corners of the bottom end of the base plate 1, a moving wheel 3 is movably installed at the bottom end of the base plate 1, a telescopic support tube 4 is fixedly installed at the top end of the base plate 1, an adjustment box 5 is fixedly installed at the output end of the telescopic support tube 4, a second motor 19 is movably installed inside the adjustment box 5, a connecting column 20 is fixedly installed at the output shaft end of the second motor 19, an installation box 6 is fixedly installed at the top of the connecting column 20, a connecting through hole 21 matching the installation box 6 is penetrated through the inner wall of the top end of the adjustment box 5, a laser scanning head 24 is symmetrically and movably installed on the side of the installation box 6, and a baffle 7 is fixedly installed at the top of the installation box 6.

[0032] In this embodiment, a protective tube 25 is fixedly installed on the outer side of the telescopic support tube 4 , and a protective column 16 is fixedly installed on the bottom end of the adjustment box 5 . The protective column 16 is located inside the protective tube 25 .

[0033] In this embodiment, an electric cylinder 17 and a fixing rod 18 are fixedly installed inside the adjustment box 5, a pushing block 22 is fixedly installed on the output shaft end of the electric cylinder 17, a connecting frame 23 is fixedly installed between two adjacent pushing blocks 22, and the connecting column 20 passes through the connecting frame 23.

[0034] In this embodiment, the second motor 19 is fixedly mounted on the bottom end of the connecting frame 23 , and the side of the pushing block 22 is movably connected to the fixing rod 18 .

[0035] The diameter of the baffle plate 7 is greater than the diameter of the connecting through hole 21 , and the baffle plate 7 is always located above the regulating box 5 .

[0036] The working principle of this embodiment is as follows: when in use, the electric cylinder 17 drives the pushing block 22 to move in the adjusting box 5. When the pushing block 22 moves, it drives the connecting frame 23 to move together. When the connecting frame 23 moves, it drives the second motor 19 to move together. When the second motor 19 moves, it drives the installation box 6 to rotate through the connecting column 20. In this way, the laser scanning head 24 on the installation box 6 will be able to rotate in all directions and scan the surroundings of the overall detection device.

Claims

1. A three-dimensional laser scanning detection device, comprising a base plate (1), characterized in that: Support columns (2) are fixedly mounted at the four corners of the bottom end of the base plate (1), a movable wheel (3) is movably mounted at the bottom end of the base plate (1), a telescopic support tube (4) is fixedly mounted at the top end of the base plate (1), an adjustment box (5) is fixedly mounted at the output end of the telescopic support tube (4), a second motor (19) is movably mounted inside the adjustment box (5), a connecting column (20) is fixedly mounted at the output shaft end of the second motor (19), an installation box (6) is fixedly mounted at the top end of the connecting column (20), a connecting through hole (21) matching the installation box (6) is penetrated through the inner wall of the top end of the adjustment box (5), a laser scanning head (24) is symmetrically and movably mounted on the side of the installation box (6), and a baffle (7) is fixedly mounted at the top end of the installation box (6).

2. The three-dimensional laser scanning detection device according to claim 1, characterized in that: A fixing plate (9) and a first motor (10) are fixedly mounted on the bottom end of the base plate (1), a threaded column (8) is movably mounted between two adjacent fixing plates (9), a moving block (11) is threadedly connected to the outer side of the threaded column (8), and the bottom end of the moving block (11) is fixedly connected to the moving wheel (3).

3. The three-dimensional laser scanning detection device according to claim 2, characterized in that: A connecting shaft is fixedly mounted on one end of the threaded column (8), and the connecting shaft passes through the fixing plate (9) and is fixedly mounted with a bevel driven gear (15). A bevel driving gear (14) is fixedly mounted on the output shaft end of the first motor (10), and the bevel driving gear (14) is meshingly connected with the bevel driven gear (15).

4. The three-dimensional laser scanning detection device according to claim 3, characterized in that: A fixed column (12) is fixedly installed between two adjacent fixed plates (9), a sliding block (13) is movably installed on the outer side of the fixed column (12), the bottom end of the sliding block (13) is fixedly connected to the top end of the moving block (11), the threaded column (8) and the fixed column (12) are arranged parallel to each other, the threaded column (8) and the fixed column (12) both form an angle with the first motor (10), and the height of the threaded column (8) and the fixed column (12) gradually decreases from close to the first motor (10) to far away from the first motor (10).

5. The three-dimensional laser scanning detection device according to claim 1, characterized in that: A protective cylinder (25) is fixedly mounted on the outer side of the telescopic support cylinder (4), and a protective column (16) is fixedly mounted on the bottom end of the adjustment box (5), wherein the protective column (16) is located inside the protective cylinder (25).

6. The three-dimensional laser scanning detection device according to claim 1, characterized in that: An electric cylinder (17) and a fixing rod (18) are fixedly mounted inside the regulating box (5), a pushing block (22) is fixedly mounted on the output shaft end of the electric cylinder (17), a connecting frame (23) is fixedly mounted between two adjacent pushing blocks (22), and the connecting column (20) passes through the connecting frame (23).

7. The three-dimensional laser scanning detection device according to claim 6, characterized in that: The second motor (19) is fixedly mounted on the bottom end of the connection frame (23), and the side edge of the push block (22) is movably connected to the fixing rod (18).

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