Multifunctional topographic survey laser scanning device

Abstract

The utility model relates to the topographic survey field, and discloses a multifunctional topographic survey laser scanning device, which comprises an unmanned aerial vehicle shell, a mounting plate and a detection mechanism, the detection mechanism comprises a fixing plate, a fixing column is fixedly arranged on one side of the lower end of the fixing plate, and a supporting rod is hinged to the lower end of the fixing column. A scanning head is fixedly arranged at the lower end of the supporting rod, a second motor is fixedly arranged at the upper end of the scanning head, a rack fixedly sleeves the output end of the second motor, a shading plate is hinged to the outer side of the scanning head, and a second gear fixedly sleeves the hinged position of the shading plate and the scanning head; a telescopic rod is hinged to the side, away from the fixing column, of the lower end of the fixing plate. According to the utility model, after the second motor is started, as the rack is meshed with the second gear, the position of the shading plate can be adjusted, so that the equipment can normally operate under various illumination and weather conditions, and can obtain reliable data in a complex environment.

Description

TECHNICAL FIELD

[0001] The utility model relates to topographic survey field especially relates to a multifunctional topographic survey laser scanning device. BACKGROUND

[0002] Topographic survey refers to the process of systematically and accurately measuring and recording the surface form, terrain changes and feature distribution, etc. The purpose is to obtain the three-dimensional spatial information of the surface. This work usually involves the determination of multiple parameters such as elevation, slope, distance, and area, and is widely used in fields such as engineering construction, urban planning, land management, and environmental monitoring. Laser scanning technology can obtain a large amount of three-dimensional point cloud data with very high precision, quickly draw detailed terrain models, and greatly improve the measurement efficiency.

[0003] Prior art (publication number: CN221006311U) discloses "the utility model relates to a three-dimensional scanning device for construction topographic survey belongs to scanning device field. The three-dimensional scanning device for construction topographic survey includes unmanned aerial vehicle main body, pod device, scanning device;The unmanned aerial vehicle main body bottom is installed with pod device, and the bottom of pod device is movably installed with scanning device. The utility model discloses a sliding frame bottom end connected with mounting plate, driven by carbon fiber machine case electric push rod, and makes the shooting frame keep upright, so as to facilitate three-dimensional scanner to scan and take photos of the topography and construction site top, not only effectively realizes the shooting of high place topography, but also greatly reduces the scanning burden of staff."

[0004] The inventor found that the prior art has the following problems in the process of implementing the present application: the device is affected by light during scanning, and strong sunlight or extreme light conditions may cause scattering and attenuation of laser signals, resulting in a decrease in the quality of received reflected signals, thereby affecting the accuracy and reliability of the data.

[0005] Therefore, the skilled in the art provides a multifunctional topographic survey laser scanning device to solve the problems raised in the background art. UTILITY MODEL CONTENTS

[0006] The utility model discloses a kind of multifunctional topographic survey laser scanning devices to solve the problems existing in prior art, and the angle of light shield plate can be adjusted is installed in the new model.

[0007] To achieve the above object, the utility model provides the following technical scheme:

[0008] The utility model provides a multifunctional topographic surveying laser scanning device, including unmanned aerial vehicle shell, mounting plate and detection mechanism, the top plate is fixedly installed through bolt on unmanned aerial vehicle shell upper end, the fixed ring is fixedly installed on unmanned aerial vehicle shell inner side upper end, the fixed ring upper end is opened and is provided with the sliding slot, the inner tooth ring is fixedly installed in the fixed ring inner end, the mounting plate upper end is fixedly installed with no.

[0009] The detection mechanism includes a fixed plate, a fixed column is fixedly installed on one side of the lower end of the fixed plate, a support rod is hingedly connected to the lower end of the fixed column, a scanning head is fixedly installed on the lower end of the support rod, a second motor is fixedly installed on the upper end of the scanning head, a rack is fixedly connected to the output end of the second motor, a light shield is hingedly connected to the outer side of the scanning head, a second gear is fixedly connected to the hinge connection between the light shield and the scanning head, and an extension rod is hingedly connected to the side of the lower end of the fixed plate away from the fixed column.

[0010] Further, a battery is fixedly installed on the upper end of the top plate, and four rotors are fixedly installed on the upper end of the top plate.

[0011] Further, the battery is electrically connected to the four rotors, and the mounting plate is slidingly arranged on the upper end of the fixed ring.

[0012] Further, the first gear is meshed and connected to the inner tooth ring, and the connecting column is fixedly connected to the bottom plate.

[0013] Further, the fixed plate is fixedly arranged on the lower end of the bottom plate, and the lower side of the extension rod is hingedly connected to the upper end of the support rod.

[0014] Further, the support rod is movably arranged on the lower end of the unmanned aerial vehicle shell, and the rack is meshed and connected to the second gear.

[0015] Further, the light shield is movably arranged on both sides of the scanning head.

[0016] The utility model has the following beneficial effects:

[0017] 1. The multifunctional topographic surveying laser scanning device disclosed by the utility model can drive the unmanned aerial vehicle shell to ascend, and when the first motor is started, the bottom plate rotates due to the meshing of the first gear and the inner tooth ring, thereby changing the detection position of the detection mechanism at the lower end of the bottom plate, adapting to different terrains and measurement requirements, and significantly improving the adaptability and flexibility of the device.

[0018] 2. The multifunctional topographic surveying laser scanning device, when the telescopic rod is lowered, the telescopic rod pushes the support rod to be perpendicular, thereby changing the scanning position of the scanning head, improving the accuracy and coverage of the measurement, after the second motor is started, the position of the light shield can be adjusted due to the meshing of the rack and the second gear, the adjustment of the light shield enables the device to normally operate under various light and weather conditions, ensures reliable data acquisition in complex environments, and through continuous adjustment of the position of the scanning head, the device can more comprehensively acquire topographic information, thereby improving the efficiency and accuracy of data acquisition. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a whole front axis measurement schematic view of the utility model;

[0020] Figure 2 It is a whole bottom axis measurement schematic view of the utility model;

[0021] Figure 3 It is an axis measurement schematic view of the inner end of the unmanned aerial vehicle shell of the utility model;

[0022] Figure 4 It is an axis measurement schematic view of the fixed ring, inner tooth ring and bottom plate of the utility model;

[0023] Figure 5 It is a whole cross section schematic view of the utility model;

[0024] Figure 6 It is an axis measurement schematic view of the bottom plate and detection mechanism of the utility model.

[0025] Legend:

[0026] 1, unmanned aerial vehicle shell; 2, top plate; 3, battery; 4, rotor; 5, fixed ring; 6, sliding groove; 7, mounting plate; 8, first motor; 9, first gear; 10, inner tooth ring; 11, bottom plate; 12, detection mechanism; 13, connecting column; 1201, fixed plate; 1202, fixed column; 1203, support rod; 1204, scanning head; 1205, second motor; 1206, rack; 1207, light shield; 1208, second gear; 1209, telescopic rod. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0028] Reference Figures 1-4One embodiment provided by this utility model:

[0029] A multifunctional terrain surveying laser scanning device includes a drone shell 1, a mounting plate 7, and a detection mechanism 12. A top plate 2 is fixedly mounted on the upper end of the drone shell 1 by bolts. A fixing ring 5 is fixedly mounted on the upper inner side of the drone shell 1. A sliding groove 6 is opened on the upper end of the fixing ring 5. An internal gear ring 10 is fixedly mounted on the inner end of the fixing ring 5. A first motor 8 is fixedly mounted on the upper end of the mounting plate 7. A connecting column 13 is rotatably mounted on the lower side of the output end of the first motor 8. A first gear 9 is fixedly sleeved on the outer side of the output end of the first motor 8. A base plate 11 is rotatably mounted on the lower end of the drone shell 1. A battery 3 is fixedly mounted on the upper end of the top plate 2. Four rotors 4 are fixedly mounted on the upper end of the top plate 2. The battery 3 is electrically connected to the four rotors 4. The mounting plate 7 is slidably mounted on the upper end of the fixing ring 5. The first gear 9 is meshed with the internal gear ring 10. The connecting column 13 is fixedly connected to the base plate 11.

[0030] Specifically, rotor 4 can lift the UAV shell 1 into the air. When motor 8 is started, the base plate 11 rotates due to the meshing of gear 9 and internal gear ring 10, thereby changing the detection position of the detection mechanism 12 at the lower end of the base plate 11. This allows it to adapt to different terrains and measurement needs, significantly improving the adaptability and flexibility of the device.

[0031] Reference Figure 5 , Figure 6 The detection mechanism 12 includes a fixed plate 1201, a fixed post 1202 fixedly installed on one side of the lower end of the fixed plate 1201, a support rod 1203 hinged to the lower end of the fixed post 1202, a scanning head 1204 fixedly installed at the lower end of the support rod 1203, a second motor 1205 fixedly installed at the upper end of the scanning head 1204, a rack 1206 fixedly sleeved at the output end of the second motor 1205, and a light shield 1207 hinged to the outside of the scanning head 1204. The light shield 1207 and the scanning head 1204 are connected together. A second gear 1208 is fixedly sleeved at the hinge of the scanning head 1204. A telescopic rod 1209 is hinged to the side of the lower end of the fixing plate 1201 away from the fixing column 1202. The fixing plate 1201 is fixedly installed at the lower end of the base plate 11. The lower side of the telescopic rod 1209 is hinged to the upper end of the support rod 1203. The support rod 1203 is movably installed at the lower end of the UAV shell 1. The rack 1206 is meshed with the second gear 1208. The light shield 1207 is movably installed on both sides of the scanning head 1204.

[0032] Specifically, when the telescopic rod 1209 is lowered, the telescopic rod 1209 pushes the support rod 1203 to be perpendicular, thereby changing the scanning position of the scanning head 1204, improving the measurement accuracy and coverage, and after the second motor 1205 is started, the position of the light shield 1207 can be adjusted due to the engagement of the rack 1206 and the second gear 1208, the adjustment of the light shield 1207 enables the device to operate normally under various lighting and weather conditions, ensures reliable data acquisition in complex environments, and through continuous adjustment of the position of the scanning head 1204, the device can more comprehensively obtain terrain information, thereby improving the efficiency and accuracy of data acquisition.

[0033] Working principle: the rotor 4 can drive the unmanned aerial vehicle shell 1 to ascend, when the first motor 8 is started, the bottom plate 11 rotates due to the engagement of the first gear 9 and the inner gear ring 10, thereby changing the detection position of the detection mechanism 12 at the lower end of the bottom plate 11.

[0034] Secondly, when the telescopic rod 1209 is lowered, the telescopic rod 1209 pushes the support rod 1203 to be perpendicular, thereby changing the scanning position of the scanning head 1204, improving the measurement accuracy and coverage, and after the second motor 1205 is started, the position of the light shield 1207 can be adjusted due to the engagement of the rack 1206 and the second gear 1208, the rack 1206 is in an arc shape, which can accurately engage with the second gear 1208, and the rack 1206 has a baffle on both sides, which can prevent the rack 1206 from moving excessively.

[0035] Finally, it should be noted that: the above only describes the preferred embodiments of the present application, and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A multi-functional topographic surveying laser scanning device comprising a drone housing (1), a mounting plate (7) and a probing mechanism (12), characterized in that: The upper end of the unmanned aerial vehicle shell (1) is provided with a top plate (2) fixed by bolts, the inner side of the unmanned aerial vehicle shell (1) is provided with a fixed ring (5) fixed at the upper end, the upper end of the fixed ring (5) is provided with a sliding groove (6), the inner end of the fixed ring (5) is provided with an inner gear ring (10) fixedly arranged, the upper end of the mounting plate (7) is provided with a first motor (8) fixedly arranged, the lower side of the output end of the first motor (8) is rotatably provided with a connecting column (13), the outer side of the output end of the first motor (8) is fixedly provided with a first gear (9), and the lower end of the unmanned aerial vehicle shell (1) is rotatably provided with a bottom plate (11). The detection mechanism (12) comprises a fixed plate (1201), the lower end of the fixed plate (1201) is provided with a fixed column (1202) fixedly arranged on one side, the lower end of the fixed column (1202) is hingedly provided with a supporting rod (1203), the lower end of the supporting rod (1203) is fixedly provided with a scanning head (1204), the upper end of the scanning head (1204) is fixedly provided with a second motor (1205), the output end of the second motor (1205) is fixedly provided with a rack (1206), the outer side of the scanning head (1204) is hingedly provided with a light shield (1207), the hinged part of the light shield (1207) and the scanning head (1204) is fixedly provided with a second gear (1208), and the lower end of the fixed plate (1201) is hingedly provided with an extension rod (1209) away from the fixed column (1202) on one side.

2. The multi-functional topographic surveying laser scanning device according to claim 1, wherein: The upper end of the top plate (2) is fixedly provided with a battery (3), and the upper end of the top plate (2) is fixedly provided with four rotors (4).

3. The multi-functional topographic surveying laser scanning apparatus according to claim 2, wherein: The battery (3) and the four rotors (4) are electrically connected, and the mounting plate (7) is slidably arranged on the upper end of the fixed ring (5).

4. The multi-functional topographic surveying laser scanning apparatus according to claim 1, wherein: The first gear (9) is connected with the inner gear ring (10), and the connecting column (13) is fixedly connected with the bottom plate (11).

5. The multi-functional topographic surveying laser scanning apparatus according to claim 1, wherein: The fixed plate (1201) is fixedly arranged at the lower end of the bottom plate (11), and the lower side of the extension rod (1209) is hingedly connected with the upper end of the supporting rod (1203).

6. The multi-functional topographic surveying laser scanning apparatus according to claim 1, wherein: The supporting rod (1203) is movably arranged at the lower end of the unmanned aerial vehicle shell (1), and the rack (1206) is connected with the second gear (1208).

7. The multi-functional topographic surveying laser scanning apparatus according to claim 1, wherein: The light shield (1207) is movably arranged on both sides of the scanning head (1204).

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