Digital measurement device for live-action three-dimensional model

Abstract

The utility model relates to the technical field of measuring devices, in particular to a digital measuring device for a live-action three-dimensional model. In order to solve the problem that an existing laser scanner is difficult to adapt to unmanned aerial vehicles of different models, so that the unmanned aerial vehicles need to be refitted in the installation process, and the cost is increased, the following technical scheme is provided: the laser scanner comprises a base and a laser scanner body, the bottom of the base is provided with supporting legs for supporting the base, and the supporting legs are connected with the laser scanner body. The top of the laser scanner is provided with a rotating shaft, the base is provided with a forward and backward motor which can conveniently drive the rotating shaft to rotate, and the outer surface wall body of the base is provided with an assembling mechanism which can conveniently install and position the base. The device can be installed on unmanned aerial vehicles of different models, the unmanned aerial vehicles do not need to be modified, and convenience is provided for follow-up installation work.

Description

Technical Field

[0001] The utility model relates to the technical field of measuring devices, in particular to a digital measuring device for real-scene three-dimensional models. Background Art

[0002] A laser scanner is a digital measuring device used for real-life 3D models. It achieves high-precision 3D scanning and measurement of target objects by emitting laser beams and recording the reflection of the laser on the target surface. Nowadays, laser scanners are installed on drones, and the drones drive the laser scanners to measure the buildings that need to be measured. Driven by the drones, it is convenient to measure the buildings in all directions, so as to build a 3D model of the target object with the help of laser scanners and complete the measurement.

[0003] However, existing laser scanners are difficult to adapt to different types of drones, which requires the drone to be modified during the installation process, resulting in increased costs. In view of this, we propose a digital measurement device for real-life three-dimensional models. Utility Model Content

[0004] The utility model aims to solve the problems existing in the background technology and propose a digital measuring device for real-scene three-dimensional models.

[0005] The technical solution of the utility model is as follows: a digital measuring device for real-life three-dimensional models, comprising a base and a laser scanner, wherein a leg for supporting the base is installed at the bottom of the base, a rotating shaft is installed at the top of the laser scanner, a forward and reverse motor for driving the rotating shaft to rotate is installed on the base, an assembly mechanism for facilitating the installation and positioning of the base is installed on the outer surface wall of the base, a limiting shell for facilitating the positioning of the assembly mechanism is placed at the top of the base, a first rubber piece is connected to the bottom wall of the limiting shell, a positioning assembly is arranged on the limiting shell, a second rubber piece is installed on the top wall of the base, and a limiting ring for facilitating the position limiting of the laser scanner is installed on the top of the laser scanner.

[0006] Preferably, a limit rotation groove is provided on the top wall of the recessed portion at the bottom of the base, and the limit ring is arranged in the limit rotation groove.

[0007] Preferably, the assembly mechanism comprises a positioning shell, a movable cavity is opened in the positioning shell, a limiting block is arranged in the movable cavity, and the length of the limiting block is greater than the length of the opening of the movable cavity.

[0008] Preferably, a movable rod is connected to the top of the limiting block, and the top of the movable rod passes through the opening of the movable cavity of the positioning shell.

[0009] Preferably, a moving opening is provided on the movable rod, a moving rod is installed in the moving opening, a stopper is welded on the outer wall of the moving rod, and two stoppers are respectively arranged on both sides of the moving opening.

[0010] Preferably, threaded holes are formed on the plurality of movable rods, and positions of the plurality of threaded holes correspond to each other.

[0011] Preferably, the positioning assembly comprises a positioning screw, a positioning hole is formed on the positioning screw, a bolt is arranged in the positioning hole, and a nut is symmetrically sleeved on the outer ring of the bolt.

[0012] Compared with the prior art, the utility model has the following beneficial technical effects:

[0013] The utility model places a limit shell on the top of the drone, and inserts multiple moving rods into the limit shell so that the positions of the threaded holes opened on the multiple moving rods correspond to each other, and tightens the positioning screws in the multiple threaded holes so that the bottom ends of the positioning screws are located at the bottom of the limit shell. At this time, the bolts are inserted into the positioning holes opened on the positioning screws, and then the two nuts are tightened on the bolts to lock the positions of the positioning screws, so as to achieve the purpose of fixing the multiple moving rods on the limit shell, so that the moving rods cooperate with the movable rods, the limit blocks, and the positioning shell to fix the base on the drone, without the need to modify the drone, and under the movable setting of the movable rod, it is conducive to fixing the base on drones of different models, thereby improving the application range of the equipment and saving modification costs. At the same time, under the drive of the forward and reverse motors, the rotating shaft drives the laser scanner to rotate, which is conducive to multi-directional measurement of the object to be measured, and provides convenience for subsequent measurement work. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is an isometric stereoscopic structural diagram of a digital measuring device for real-life three-dimensional models;

[0015] Figure 2 yes Figure 1 A schematic diagram of a front cross-sectional structure;

[0016] Figure 3 yes Figure 2 Schematic diagram of the structure.

[0017] Figure numerals: 1. base; 2. support leg; 3. laser scanner; 4. rotating shaft; 5. forward and reverse motor; 6. assembly mechanism; 61. positioning shell; 62. limit block; 63. movable rod; 64. moving rod; 65. stop block; 7. limit shell; 8. first rubber part; 9. positioning assembly; 91. positioning screw; 92. bolt; 93. nut; 10. second rubber part; 11. limit ring. DETAILED DESCRIPTION

[0018] The technical solution of the utility model is further described below in conjunction with the accompanying drawings and specific embodiments.

[0019] Example

[0020] like Figure 1-3 As shown, the utility model proposes a digital measuring device for real-life three-dimensional models, including a base 1 and a laser scanner 3. The top ends of a plurality of legs 2 are fixedly connected to the bottom wall of the base 1 to support the base 1. The laser scanner 3 is arranged at a depression at the bottom of the base 1. A limiting ring 11 is fixedly installed on the top wall of the laser scanner 3. The limiting ring 11 is arranged in a limiting rotation groove provided on the top wall of the depression at the bottom of the base 1. The limiting rotation groove cooperates with the limiting ring 11 to limit the laser scanner 3 at the depression at the bottom of the base 1. With the assistance of the limiting ring 11, it is beneficial to The laser scanner 3 is guided to prevent the laser scanner 3 from tilting during the rotation process, which would affect the subsequent measurement work; the forward and reverse motor 5 is fixedly installed at the top of the base 1 in an embedded installation state, and its output end is connected to the top of the rotating shaft 4, and the bottom end of the rotating shaft 4 is connected to the top wall of the laser scanner 3, so that the forward and reverse motor 5 can be started to drive the rotating shaft 4 to drive the laser scanner 3 to rotate in the depression at the bottom of the base 1, thereby providing power for the rotation of the laser scanner 3, and under the rotation action of the laser scanner 3, it is beneficial to measure different parts of the object to be measured, thereby providing convenience for the measurement work of the laser scanner 3.

[0021] Furthermore, an assembly mechanism 6 is installed on the outer surface wall of the base 1 to facilitate the installation and positioning of the base 1, and multiple groups of assembly mechanisms 6 are respectively installed on the outer wall of the base 1; the assembly mechanism 6 includes a positioning shell 61, the positioning shell 61 is fixedly installed on the outer wall of the base 1, and the limit block 62 is arranged in an active cavity opened inside the positioning shell 61. The bottom of the movable rod 63 passes through the top opening of the positioning shell 61 and is fixedly connected to the top wall of the limit block 62. Since the length of the limit block 62 is greater than the length of the top opening of the active cavity, the movable rod 63 is prevented from detaching from the top opening of the positioning shell 61 during the activity, thereby avoiding affecting subsequent use. At the same time, under the active action of the movable rod 63, it is convenient to subsequently install the base 1 on drones of different heights, thereby improving the scope of application of this device; the movable rod 64 is arranged on the movable rod 63 In the opened moving opening, two blocks 65 are welded on the outer wall of the moving rod 64 and are located on both sides of the moving opening, and the blocks 65 prevent the moving rod 64 from detaching from the moving rod 63 during the movement; multiple moving rods 64 are provided with threaded holes, and the threaded holes of multiple moving rods 64 are arranged in the limit shell 7, which are arranged in a stacked state, and the top wall and the bottom wall of the limit shell 7 are symmetrically provided with through holes, and the positions of the two through holes correspond to the positions of the multiple threaded holes; the first rubber member 8 is fixedly installed on the bottom wall of the limit shell 7 to protect the top of the drone and prevent the limit shell 7 from causing damage to the bottom of the drone when it is placed on the top of the drone; the second rubber member 10 is fixedly installed on the top wall of the base 1, so that when the base 1 is installed at the bottom of the drone, the top wall of the base 1 can be prevented from damaging the bottom wall of the drone.

[0022] Furthermore, a positioning assembly 9 is provided on the limiting shell 7, and the positioning assembly 9 includes a positioning screw 91, the bottom end of the positioning screw 91 passes through the top and bottom through holes of the limiting shell 7, and the threaded hole opened on the moving rod 64, so that the positioning hole opened on the positioning screw 91 is located at the bottom of the limiting shell 7, and cooperates with the threaded hole to fix the moving rod 64 on the limiting shell 7, so that there is no need to modify the drone, thereby achieving the purpose of saving modification costs; the bolt 92 is set in the positioning hole, and two nuts 93 are symmetrically sleeved on the bolt 92 to fix the bolt 92 on the positioning screw 91, and under the action of the bolt 92, the position of the positioning screw 91 can be reinforced to prevent the base 1 from loosening during subsequent use and affecting its use.

[0023] The above-mentioned specific embodiments are only several preferred embodiments of the present invention. Based on the technical solution of the present invention and the relevant inspiration of the above-mentioned embodiments, those skilled in the art can make various alternative improvements and combinations to the above-mentioned specific embodiments.

Claims

1. A digital measuring device for real-life three-dimensional models, comprising a base (1) and a laser scanner (3), characterized in that: The bottom of the base (1) is provided with a support leg (2) for supporting the base (1), the top of the laser scanner (3) is provided with a rotating shaft (4), the base (1) is provided with a forward and reverse motor (5) for driving the rotating shaft (4) to rotate, the outer surface wall of the base (1) is provided with an assembly mechanism (6) for facilitating the installation and positioning of the base (1), the top of the base (1) is provided with a limit shell (7) for facilitating the positioning of the assembly mechanism (6), the bottom wall of the limit shell (7) is connected with a first rubber member (8), the limit shell (7) is provided with a positioning assembly (9), the top wall of the base (1) is provided with a second rubber member (10), and the top of the laser scanner (3) is provided with a limit ring (11) for facilitating the position limiting of the laser scanner (3).

2. A digital measuring device for real-scene three-dimensional model according to claim 1, characterized in that: A limit rotation groove is provided on the top wall of the recessed portion at the bottom of the base (1), and the limit ring (11) is arranged in the limit rotation groove.

3. A digital measuring device for real-scene three-dimensional model according to claim 1, characterized in that: The assembly mechanism (6) comprises a positioning shell (61), an active cavity is provided in the positioning shell (61), a limiting block (62) is provided in the active cavity, and the length of the limiting block (62) is greater than the length of the opening of the active cavity.

4. A digital measuring device for real-scene three-dimensional model according to claim 3, characterized in that: The top of the limiting block (62) is connected to a movable rod (63), and the top of the movable rod (63) passes through the opening of the movable cavity of the positioning shell (61).

5. A digital measuring device for real-scene three-dimensional model according to claim 4, characterized in that: The movable rod (63) is provided with a moving opening, a moving rod (64) is installed in the moving opening, a stopper (65) is welded on the outer wall of the moving rod (64), and two stoppers (65) are respectively arranged on both sides of the moving opening.

6. A digital measuring device for real-scene three-dimensional model according to claim 5, characterized in that: The plurality of moving rods (64) are each provided with a threaded hole, and the positions of the plurality of threaded holes correspond to each other.

7. A digital measuring device for real-scene three-dimensional model according to claim 6, characterized in that: The positioning assembly (9) comprises a positioning screw (91), a positioning hole is formed on the positioning screw (91), a bolt (92) is arranged in the positioning hole, and a nut (93) is symmetrically sleeved on the outer ring of the bolt (92).

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