Rack for fixing three-dimensional laser scanner
By introducing adjustment components into the frame of a fixed three-dimensional laser scanner, the multi-directional adjustment of the laser scanner is achieved using the motor drive rod and support frame, which solves the problem of limited scanning areas and improves the scanning range and data quality.
Patent Information
- Application Number
- CN202420838360.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-22
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-04-22
AI Technical Summary
The existing fixed three-dimensional laser scanners cannot effectively adjust the scanning angle on the drone, resulting in limited scanning areas, especially in complex environments, which is prone to scanning blind spots, reducing data acquisition efficiency.
A frame including an adjustment assembly is designed, and the support frame and support plate is driven by the first motor and the second motor to move the drive rod forward and backward and left and right, and combined with the fixed rod, the movable shaft and the hydraulic rod, the laser scanner body is realized. Multi-directional adjustment, expand the scanning range and maintain stability.
It effectively expands the scanning range, improves the accuracy and completeness of the data, reduces the shaking of the laser scanner body, and ensures the clarity and stability of the scanned data.
Smart Images
Figure CN222202919U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of unmanned aerial vehicles, and more specifically, to a frame for fixing a three-dimensional laser scanner. Background Art
[0002] The development of UAV technology provides a stable flight platform for fixed 3D laser scanners. UAVs have the characteristics of strong flexibility, wide operating range, and the ability to reach complex terrain, making it easier for 3D laser scanners to obtain ground information.
[0003] The existing 3D laser scanner is directly fixed on the drone body, which makes it impossible for the 3D laser scanner lens to flip up and down. This limits the scanning area of the 3D laser scanner to a certain extent, which in turn has a certain impact on the 3D laser scanning of the bridge.
[0004] After searching, a Chinese patent with publication number CN218992836U discloses a frame for fixing a three-dimensional laser scanner. When the flip arm on the frame body flips up and down, the three-dimensional laser scanner lens can be flipped up and down, which can reduce the scanning blind area to a certain extent and expand the scanning range.
[0005] When the above-mentioned fixed 3D laser scanner is actually used, the UAV may encounter various complex environments and terrains when performing tasks, which may cause the 3D laser scanner to have scanning blind spots, limit the range of the 3D laser scanner, and reduce data acquisition efficiency. Utility Model Content
[0006] In order to overcome the above-mentioned defects of the prior art, the utility model provides a frame for fixing a three-dimensional laser scanner to solve the problems raised in the above-mentioned background technology.
[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0008] A frame for fixing a three-dimensional laser scanner, comprising a drone, the bottom of the drone is fixedly connected to the frame, and an adjustment component is installed inside the frame;
[0009] The adjustment component includes a first motor, a support frame is installed at the output end of the first motor, a second plug rod is installed inside the support frame, a driving rod is installed on the outside of the second plug rod, a second motor is installed on the left side inside the frame, a first support plate is installed at the output end of the second motor, a second support plate is fixedly connected to the bottom end of the first support plate, a first plug rod is installed inside the second support plate, a laser scanner body is fixedly connected to the bottom of the driving rod, and a movable groove is opened at the bottom end of the inner side of the drone.
[0010] By adopting the above technical solution: the first motor is installed inside the frame, the support frame is installed on the output end of the first motor, the driving rod is installed on the inner side of the support frame, the second motor is installed on the left side inside the frame, the first support plate is installed on the output end of the second motor, the second support plate is plugged and fixed to the bottom end of the inner side of the first support plate, the first plug rod is installed inside the second support plate, the top of the laser scanner body is fixedly connected to the bottom of the driving rod, and the movable groove is opened at the bottom end of the inner side of the frame.
[0011] As a further description of the above technical solution: two first shaft supports are fixedly connected to the outer side of the driving rod, and the two first shaft supports are both fixedly connected to the outer side of the driving rod.
[0012] By adopting the above technical solution: the two first shaft supports are both installed on the outside of the driving rod and fixedly connected to the outside of the driving rod.
[0013] As a further description of the above technical solution: a fixing rod is installed inside each of the two first shaft supports, and a movable shaft is installed inside each of the two fixing rods.
[0014] By adopting the above technical solution: the two fixed rods are both installed inside the first shaft support and are movably connected to the inside of the first shaft support, and the two movable shafts are both installed inside the fixed rods.
[0015] As a further description of the above technical solution: a hydraulic rod is installed on the left side of the two fixed rods, and a return spring is arranged on the outer side of the two hydraulic rods.
[0016] By adopting the above technical solution: the two hydraulic rods are fixedly connected to the left side of the fixed rod, and the two return springs are installed on the outside of the hydraulic rod.
[0017] As a further description of the above technical solution: one end of the two hydraulic rods is fixedly connected to the second shaft support, and one side of the two second shaft supports is welded and fixed to the inner wall of the frame.
[0018] By adopting the above technical solution: the two second shaft supports are fixedly connected to one end of the hydraulic rod and are welded and fixed to the inner wall of the frame.
[0019] As a further description of the above technical solution: the second plug rod is plugged and fixed to the top end of the driving rod, the inner sides of the support frame are plugged and fixed to the two ends of the second plug rod, one end of the first plug rod is plugged and fixed to the front side of the driving rod, and the driving rod is movably connected inside the movable groove.
[0020] By adopting the above technical solution: the top end of the driving rod is plugged and fixed with the second plug rod, both ends of the second plug rod are plugged and fixed with the inner side of the support frame, the front side of the driving rod is plugged and fixed with one end of the first plug rod, and the bottom end of the driving rod is movably connected with the inside of the movable groove.
[0021] As a further description of the above technical solution: the two first shaft supports are both welded and fixed to the outer side of the driving rod, and the insides of the two fixed rods are both movably connected to the outer side of the movable shaft.
[0022] By adopting the above technical solution: the two first shaft supports are both welded and fixed to the outer side of the driving rod, and the insides of the two fixed rods are both movably connected to the movable shaft.
[0023] Technical effects and advantages of the utility model:
[0024] 1. By setting the adjustment component, compared with the prior art, the support frame is used to drive the driving rod to move forward and backward through the second plug rod, and the second support plate is used to drive the driving rod to move left and right through the first plug rod, so that the driving rod can drive the laser scanner body to adjust inside the movable slot, so that the drone can scan a wider range of targets, expand the scanning range, and improve the accuracy and integrity of the scanning data;
[0025] 2. By setting a fixed rod, a movable shaft and a hydraulic rod, compared with the existing technology, the two fixed rods can move up, down, left and right inside the first axis support through the movable shaft, and the two hydraulic rods can support the movement of the driving rod and maintain stability, which can ensure that the laser scanner body remains stable during the movement and adjustment process, can effectively resist external interference, and reduce the shaking of the laser scanner body, thereby ensuring the accuracy and clarity of the scanned data. BRIEF DESCRIPTION OF THE DRAWINGS
[0026] Figure 1 It is a schematic diagram of the overall structure of the utility model.
[0027] Figure 2 This is a schematic diagram of the frame structure of the utility model.
[0028] Figure 3 This is a schematic diagram of the second support plate structure of the present utility model.
[0029] Figure 4 It is a schematic diagram of the second shaft support structure of the utility model.
[0030] Figure 5 This is a schematic diagram of the first shaft support structure of the utility model.
[0031] Figure 6 For the utility model Figure 1 Schematic diagram of the structure of the enlarged view of part A.
[0032] The accompanying drawings are marked as follows: 1. UAV; 2. Frame; 3. First motor; 4. Support frame; 5. Drive rod; 6. Second motor; 7. First support plate; 8. Second support plate; 9. First plug rod; 10. Laser scanner body; 11. Movable slot; 12. First axis support; 13. Fixed rod; 14. Movable axis; 15. Hydraulic rod; 16. Return spring; 17. Second axis support; 18. Second plug rod. DETAILED DESCRIPTION
[0033] 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.
[0034] The embodiment of the present application discloses a frame for fixing a three-dimensional laser scanner, including a drone 1, the bottom of the drone 1 is fixedly connected to a frame 2, and an adjustment component is installed inside the frame 2;
[0035] The adjustment component includes a first motor 3, a support frame 4 is installed at the output end of the first motor 3, a second plug rod 18 is installed inside the support frame 4, a driving rod 5 is installed outside the second plug rod 18, a second motor 6 is installed on the left side inside the frame 2, a first support plate 7 is installed at the output end of the second motor 6, a second support plate 8 is fixedly connected to the bottom end of the first support plate 7, a first plug rod 9 is installed inside the second support plate 8, a laser scanner body 10 is fixedly connected to the bottom of the driving rod 5, a movable groove 11 is opened at the bottom end of the inner side of the drone 1, the second plug rod 18 is plugged and fixed to the top of the driving rod 5, and the inner sides of the support frame 4 are plugged and fixed to the two ends of the second plug rod 18 One end of the first plug rod 9 is plugged and fixed with the front side of the driving rod 5, and the driving rod 5 is movably connected inside the movable groove 11. The first motor 3 is used to drive the support frame 4 to rotate, so that the support frame 4 can drive the driving rod 5 to move forward and backward through the second plug rod 18, and then the second motor 6 is used to drive the first support plate 7 to rotate. The first support plate 7 is plugged and fixed with the first plug rod 9 through the second support plate 8, so that the driving rod 5 is driven to move left and right through the first plug rod 9, so that the driving rod 5 can drive the laser scanner body 10 to move forward, backward, left and right inside the movable groove 11, which is convenient for adjusting the scanning angle of the movable groove 11, thereby improving the scanning coverage and efficiency.
[0036] Reference Figure 6As shown, two first shaft supports 12 are fixedly connected to the outer side of the driving rod 5, and the two first shaft supports 12 are fixedly connected to the outer side of the driving rod 5. Fixed rods 13 are installed inside the two first shaft supports 12, and movable shafts 14 are installed inside the two fixed rods 13. Hydraulic rods 15 are installed on the left sides of the two fixed rods 13, and return springs 16 are arranged on the outer sides of the two hydraulic rods 15. When the driving rod 5 moves left and right, the two fixed rods 13 are movably connected with the movable shaft 14 inside, so that one end of the two hydraulic rods 15 can follow the driving rod 5 to move left and right through the fixed rod 13, so that the driving rod 5 can provide support when the laser scanner body 10 moves left and right. When the driving rod 5 moves forward and backward, it moves horizontally through the two first shaft supports 12 and is movably connected with one end of the two hydraulic rods 15 at the same time, so that the two hydraulic rods 15 can provide support force for the driving rod 5 to move forward and backward, which can effectively resist external interference with the laser scanner body 10 and ensure that the laser scanner body 10 remains stable during the adjustment process.
[0037] Reference Figure 4 As shown, one end of the two hydraulic rods 15 is fixedly connected to a second shaft support 17, and one side of the two second shaft supports 17 is welded and fixed to the inner wall of the frame 2. The two second shaft supports 17 can provide support force for the hydraulic rods 15, so that the two hydraulic rods 15 can move with the driving rod 5, reduce the shaking of the driving rod 5, and ensure the clarity of the scanning data.
[0038] Working principle of the utility model: The utility model designs a frame for fixing a three-dimensional laser scanner. The specific structure is as shown in the attached manual. Figure 1-6As shown, in the present technical solution, through the mutual cooperation between various structures, when the drone 1 needs to scan the ground, the first motor 3 is started first, and the first motor 3 is used to drive the support frame 4 to rotate. The support frame 4 is plugged and fixed with the top of the driving rod 5 through the second plug rod 18, which can drive the driving rod 5 to move, so that the driving rod 5 can drive the laser scanner body 10 to move back and forth inside the movable groove 11. Then the second motor 6 is started, and the second motor 6 is used to drive the first support plate 7 to rotate. The rotation of the first support plate 7 drives the second support plate 8 to rotate. The second support plate 8 is plugged and fixed with the driving rod 5 through the first plug rod 9, which can drive the driving rod 5 to move, so that the driving rod 5 can drive the laser scanner body 10 to move left and right inside the movable groove 11, which is convenient for the operator to adjust the laser scanning The scanning angle of the scanner body 10 is adjusted. When the driving rod 5 moves left and right, the two hydraulic rods 15 are movably connected inside the movable shaft 14 through the fixed rod 13, so that the two fixed rods 13 can move up and down inside the first shaft support 12 through the movable shaft 14, so that when the driving rod 5 moves left and right, the two hydraulic rods 15 can be driven to move telescopically. The two hydraulic rods 15 can be used to keep the laser scanner body 10 stable when the driving rod 5 drives it to move. At the same time, when the driving rod 5 moves forward and backward, the two hydraulic rods 15 use the lateral direction of the two first shaft supports 12, and are movably connected to the inside of the first shaft support 12 through the two fixed rods 13, so that the two hydraulic rods 15 can move forward and backward with the driving rod 5, so as to keep the laser scanner body 10 stable during scanning.
[0039] Among them, the drawings of the embodiments disclosed in the present utility model only involve structures related to the embodiments disclosed in the present utility model, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;
[0040] Finally: The above are only preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.
Claims
1. A frame for fixing a three-dimensional laser scanner, comprising an unmanned aerial vehicle (1), characterized in that: The bottom of the drone (1) is fixedly connected to a frame (2), and an adjustment component is installed inside the frame (2); The adjustment component comprises a first motor (3), a support frame (4) is installed at the output end of the first motor (3), a second insertion rod (18) is installed inside the support frame (4), a driving rod (5) is installed outside the second insertion rod (18), a second motor (6) is installed on the left side inside the frame (2), a first support plate (7) is installed at the output end of the second motor (6), the bottom end of the first support plate (7) is fixedly connected to the second support plate (8), the inside of the second support plate (8) is installed with a first insertion rod (9), the bottom of the driving rod (5) is fixedly connected to the laser scanner body (10), and a movable groove (11) is provided at the bottom end of the inner side of the UAV (1).
2. The frame for fixing a three-dimensional laser scanner according to claim 1, characterized in that: Two first shaft supports (12) are fixedly connected to the outer side of the driving rod (5), and the two first shaft supports (12) are both fixedly connected to the outer side of the driving rod (5).
3. The frame for fixing a three-dimensional laser scanner according to claim 2, wherein: A fixed rod (13) is installed inside each of the two first shaft supports (12), and a movable shaft (14) is installed inside each of the two fixed rods (13).
4. The frame for fixing a three-dimensional laser scanner according to claim 3, wherein: A hydraulic rod (15) is installed on the left side of the two fixed rods (13), and a return spring (16) is arranged on the outside of the two hydraulic rods (15).
5. The frame for fixing a three-dimensional laser scanner according to claim 4, characterized in that: One end of each of the two hydraulic rods (15) is fixedly connected to a second shaft support (17), and one side of each of the two second shaft supports (17) is welded and fixed to the inner wall of the frame (2).
6. The frame for fixing a three-dimensional laser scanner according to claim 1, characterized in that: The second insertion rod (18) is plugged and fixed to the top end of the driving rod (5), the inner sides of the support frame (4) are plugged and fixed to the two ends of the second insertion rod (18), one end of the first insertion rod (9) is plugged and fixed to the front side of the driving rod (5), and the driving rod (5) is movably connected inside the movable groove (11).
7. The frame for fixing a three-dimensional laser scanner according to claim 3, characterized in that: The two first shaft supports (12) are both welded and fixed to the outer side of the driving rod (5), and the insides of the two fixing rods (13) are both movably connected to the outer side of the movable shaft (14).