CN214669595U

CN214669595U - 360-degree omnidirectional laser scanning swing mechanism device

Info

Publication number: CN214669595U
Application number: CN202120470136.4U
Authority: CN
Inventors: 仓东
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2021-11-09
Anticipated expiration: 2031-03-04

Abstract

A360-degree omnidirectional laser scanning swing mechanism device belongs to the technical field of machinery. The top surface of the rotary platform is respectively connected with a laser ranging sensor, a second laser ranging sensor and a third laser ranging sensor, the second laser ranging sensor and the third laser ranging sensor are fixed at 120 degrees, the rotary platform is connected with a support through a support shaft, the support is connected with a speed reduction motor, an output shaft of the speed reduction motor is connected with a disc, the disc is connected with a rotary connecting rod, the other end of the rotary connecting rod is connected with the rotary platform, the speed reduction motor drives the rotary connecting rod of the rotary mechanism, and the rotary platform is made to rotate in a reciprocating mode through the rotary connecting rod. The utility model discloses cancelled the sliding ring setting, when simplifying mechanical structure, improving the device reliability, can be simpler with sweeping mechanical structure of laser ranging sensor under the condition of the same motor speed, the renewal of laser scanning equipment is realized to circuit connection high reliability.

Description

360-degree omnidirectional laser scanning swing mechanism device

Technical Field

The utility model relates to a 360 degree omnidirectional laser scanning rotation mechanism device belongs to mechanical technical field.

Background

As shown in fig. 1, the original laser 360-degree scanning mechanical device has slow scanning speed and complex structure, and particularly, a contact slip ring structure is needed due to 360-degree rotation of a laser sensor in power transmission and scanning electrical signal transmission of a laser head, the contact surface of the slip ring structure is easy to wear for a long time, so that contact sparks are generated by the slip ring during power transmission, and meanwhile, unstable electrical signal transmission is easily generated by slip ring contact.

Conventional 360 ° mechanical full rotation system:

1. the power supply of the laser distance measuring sensor 5 can only be connected through the slip ring 3 because the direct connection can cause the winding of the wire harness.

2. The distance measuring signal extraction method can also extract the signal of the laser distance measuring sensor 5 only through the structure of the slip ring 3. The conductive structure of the slip ring 3 inevitably generates power supply sparks due to friction, and the signal transmission is unstable. In addition, in flammable and explosive application occasions, the slip ring structure may cause accident potential.

3. Laser rangefinder sensor 5 is connected with carousel 4, and carousel 4 is connected with sliding ring 3, and sliding ring 3 is connected with motor 2, and motor 2 is connected with support 1. The original single laser ranging sensor 5 rotates 360 degrees, and the scanning efficiency is low.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a 360-degree omnidirectional laser scanning swing mechanism device.

The utility model provides a 360 degree qxcomm technology laser scanning rotation mechanism device, revolving platform's top surface is connected laser rangefinder sensor respectively, second laser rangefinder sensor and third laser rangefinder sensor, the laser rangefinder sensor, it is fixed to become 120 degrees between second laser rangefinder sensor and the third laser rangefinder sensor, revolving platform passes through back shaft and leg joint, leg joint gear motor, gear motor's output shaft disc, the gyration connecting rod is connected to the disc, revolving platform is connected to the other end of gyration connecting rod, gear motor drives the gyration connecting rod of rotation mechanism, make the reciprocal gyration of revolving platform through the gyration connecting rod.

The rotating angle of the rotating platform is 90-150 degrees.

A360-degree omnidirectional laser scanning method comprises the following steps that a mechanical swing mechanism is utilized to drive a swing platform, the swing platform swings back and forth within the range of 0-120 degrees, and three (120-degree) laser ranging sensors with the same included angle are arranged on the swing platform in advance; the three laser ranging sensors scan simultaneously, and 360-degree scanning is achieved.

The utility model discloses a 360 degree laser scanning device has cancelled the sliding ring setting, is simplifying mechanical structure, when improving the device reliability, can improve laser range finding sensor's scanning speed one time under the condition of the same motor speed, realizes finding the target fast and making this device be applicable to inflammable and explosive environment to with mechanical structure is simpler, the renewal of circuit connection high reliability realization laser scanning equipment is updated.

The utility model has the advantages that the laser ranging sensor fixed on the swing mechanism can be rotated in a reciprocating way, and the device for scanning and detecting the moving target of the object entering the rotating range is realized; 360-degree omnidirectional scanning can be realized by the device.

Simultaneously, the original single laser ranging sensor is changed into three laser ranging sensors which are mutually at an included angle of 120 degrees, a brand-new 360-degree laser scanning detection mode is realized by a simple mechanical structure, so that the laser scanning speed is improved on the premise of simple mechanical structure, high reliability of circuit connection and high scanning efficiency, and meanwhile, the laser ranging sensor can be used in inflammable and explosive occasions.

Drawings

The invention itself, however, as well as many of the attendant advantages thereof, will be best understood by reference to the following detailed description when considered in connection with the accompanying drawings, wherein like reference numerals indicate like parts throughout the several views, and wherein:

fig. 1 is a schematic diagram of an original 360-degree rotation structure.

Fig. 2 is a schematic view of the structure of the present invention.

Fig. 3 is a schematic diagram of a second structure of the present invention.

Fig. 4 is the scanning surface coverage schematic diagram of the three laser ranging sensors of the present invention.

The present invention will be further explained with reference to the drawings and examples.

Detailed Description

Obviously, many modifications and variations of the present invention based on the spirit of the present invention will be apparent to those skilled in the art.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description, "plurality" means two or more unless specifically limited otherwise.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

It will be understood by those skilled in the art that, unless otherwise defined, all terms including technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art.

The following examples are further illustrative in combination for ease of understanding the examples and are not intended to limit the embodiments of the invention.

Example 1: as shown in fig. 2, 3 and 4, a 360-degree omnidirectional laser scanning swing mechanism device, a laser ranging sensor 5, a second laser ranging sensor 8 and a third laser ranging sensor 9 are respectively connected to the top surface of a swing platform 10, the laser ranging sensor 5, the second laser ranging sensor 8 and the third laser ranging sensor 9 are fixed at 120 degrees, the swing platform 10 is connected with a support 1 through a support shaft 11, the support 1 is connected with a speed reducing motor 7, an output shaft of the speed reducing motor 7 is connected with a disc 12, the disc 12 is connected with a swing connecting rod 6, the other end of the swing connecting rod 6 is connected with the swing platform 10, the speed reducing motor 7 drives the swing mechanism, and the swing platform 10 is made to swing back and forth within a certain specific angle range through the swing connecting rod 6. The rotating angle of the rotating platform 10 is 90-150 degrees.

In a 360-degree omni-directional scanning rotary platform, a speed reduction motor moves to drive a rotary mechanism, and the rotary platform is made to rotate in a reciprocating mode within a certain specific angle range through a connecting rod. The rotation angle of the platform is 120-150 degrees.

Three (or four) laser ranging sensors are preset on the rotary platform 10, and the top surface of the rotary platform 10 is respectively connected with the laser ranging sensor 5, the second laser ranging sensor 8, the third laser ranging sensor 9 and the fourth laser ranging sensor. The laser ranging sensors are fixed at 90 degrees.

When the scene is applied at 90 degrees; the rotary platform 10 is connected with a laser ranging sensor, the speed reduction motor drives the rotary platform 10, and the rotary platform 10 is made to rotate back and forth within a certain specific angle range through a connecting rod. The platform rotation angle of the rotating platform 10 is 90-120 degrees.

When the scene is applied at 180 degrees: the rotary platform 10 is connected with two laser ranging sensors, the included angle between the two laser ranging sensors is 90-120 degrees, the speed reduction motor drives a rotary mechanism, and the rotary platform 10 is made to rotate in a reciprocating mode within a certain specific angle range through a connecting rod. The platform rotation angle of the rotating platform 10 is 90-120 degrees.

As described above, although the embodiments of the present invention have been described in detail, it will be apparent to those skilled in the art that many modifications are possible without substantially departing from the invention and its effects. Therefore, all such modifications are included in the scope of the present invention.

Claims

1. The 360-degree omnidirectional laser scanning slewing mechanism device is characterized in that the top surface of a slewing platform is respectively connected with a laser ranging sensor, a second laser ranging sensor and a third laser ranging sensor, the second laser ranging sensor and the third laser ranging sensor are fixed at 120 degrees, the slewing platform is connected with a support through a support shaft, the support is connected with a speed reducing motor, an output shaft of the speed reducing motor is connected with a disc, the disc is connected with a slewing connecting rod, the other end of the slewing connecting rod is connected with the slewing platform, the speed reducing motor drives the slewing connecting rod of the slewing mechanism, and the slewing platform is made to perform reciprocating slewing through the slewing connecting rod.

2. The 360 degree omnidirectional laser scanning slewing mechanism apparatus as claimed in claim 1, wherein the slewing angle of the slewing platform is 90 degrees to 150 degrees.