CN107860335A - A kind of three-dimensional laser scanner applied to building trade actual measurement actual quantities - Google Patents
A kind of three-dimensional laser scanner applied to building trade actual measurement actual quantities Download PDFInfo
- Publication number
- CN107860335A CN107860335A CN201711107582.3A CN201711107582A CN107860335A CN 107860335 A CN107860335 A CN 107860335A CN 201711107582 A CN201711107582 A CN 201711107582A CN 107860335 A CN107860335 A CN 107860335A
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- Prior art keywords
- vertical shaft
- transverse axis
- flange
- laser scanner
- dimensional laser
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a kind of three-dimensional laser scanner applied to building trade actual measurement actual quantities, it is characterised in that:Three-dimensional laser scanner includes vertical shaft drive mechanism and transverse axis luffing mechanism, vertical shaft drive mechanism includes the first stepper motor, vertical shaft, the first electric machine support, base station, vertical shaft bearing, base station flange, flange pillar and first shaft coupling, and transverse axis luffing mechanism includes the second electric machine support, the second stepper motor, second shaft coupling, transverse axis bearing, ranging head mounting bracket, transverse axis and vertical shaft flange.The three-dimensional laser scanner of the present invention can ensure the perpendicularity of vertical shaft and horizontal plane, realize and carry out transverse axis elevating movement and vertical shaft rotary motion simultaneously, realize automatic measurement, and can ensure measurement precision.
Description
Technical field
The present invention relates to a kind of three-dimensional laser scanner, and in particular to a kind of building trade that can be applied to surveys actual quantities
Three-dimensional laser scanner.
Background technology
Building trade actual measurement actual quantities typically requires 2 ~ 3 people's above work compounds at present, and survey crew is generally architectural discipline
Come from and taken appointment with certificate after surveying actual quantities training;Measurement process it is complicated, it is necessary to carry laser range finder, Laser Line Marker,
Ten several instruments such as levelling rod;Time of measuring is grown, and the house of general a set of 100 square meter needs measurement 40 minutes, plus rear issue
According to analysis and arrangement, the actual measurement actual quantities in whole house needs the time more than a hour altogether;Although human resources consumption is serious
But result is unsatisfactory, is measured and illustrated with degree of plainness for wall surface, metope of the width more than 3m leans on 3 chis, and the metope less than 3m leans on 2
Chi, a value is taken every time, judge the flatness of whole metope by this way, it can be seen that precision is very low.
Three-dimensional laser scanning technique is with the space coordinates of three-dimensional laser scanner acquisition target surface each point, Ran Houyou
The measurement data of acquisition constructs a kind of all automatic measurement technology of the threedimensional model of object, available for deformation monitoring, engineering
The field such as measurement, topographic survey, ancient building and historical relic's protection, section and cubing, have and do not need cooperative target, high-precision
The advantages that degree, high density, high efficiency, digital feature.Three-dimensional laser scanning technique can truly describe the entirety of sweep object
Structure and morphological character.
The information for being disclosed in the background section is merely intended to understanding of the increase to the general background of the present invention, without answering
It has been the prior art well known to persons skilled in the art when being considered as recognizing or implying the information structure in any form.
The content of the invention
It is an object of the invention to provide a kind of three-dimensional laser scanner applied to building trade actual measurement actual quantities, so that gram
The shortcomings that taking prior art.
To achieve the above object, the invention provides a kind of 3 D laser scanning applied to building trade actual measurement actual quantities
Instrument, it is characterised in that:Three-dimensional laser scanner includes vertical shaft drive mechanism and transverse axis luffing mechanism, and vertical shaft drive mechanism includes the
One stepper motor, vertical shaft, the first electric machine support, base station, vertical shaft bearing, base station flange, flange pillar and first shaft coupling, it is horizontal
Axle luffing mechanism includes the second electric machine support, the second stepper motor, second shaft coupling, transverse axis bearing, ranging head mounting bracket, horizontal stroke
Axle and vertical shaft flange.
Preferably, in above-mentioned technical proposal, the first electric machine support is placed on base station, first shaft coupling and the first stepper motor
It is connected, vertical shaft is connected by vertical shaft bearing with first shaft coupling, and base station flange is connected by flange pillar with base station.
Preferably, in above-mentioned technical proposal, the second electric machine support has multiple, and the second stepper motor has multiple.
Preferably, in above-mentioned technical proposal, transverse axis is connected by second shaft coupling with the second stepper motor, the installation of ranging head
Support is fixedly connected with transverse axis.
Preferably, in above-mentioned technical proposal, fixed vertical shaft is that duplex bearing fixes vertical shaft, and duplex bearing fixes vertical shaft and is arranged on method
On blue pillar and base station flange.
Preferably, in above-mentioned technical proposal, vertical shaft rotating mechanism provides power, the first stepper motor by the first stepper motor
Vertical shaft is driven to rotate by first shaft coupling.
Preferably, in above-mentioned technical proposal, transverse axis luffing mechanism is connected by vertical shaft flange with vertical shaft rotating mechanism, transverse axis
Luffing mechanism rotates jointly with vertical shaft.
Compared with prior art, the present invention has the advantages that:1st, installed on flange pillar and base station flange double
Bearing fixes vertical shaft, ensures the perpendicularity of vertical shaft and horizontal plane;2nd, vertical shaft rotating mechanism provides power by stepper motor, passes through connection
Axle device drives vertical shaft rotation, and transverse axis luffing mechanism is connected with vertical shaft rotating mechanism by vertical shaft flange, rotated jointly with vertical shaft, real
Show while carried out transverse axis elevating movement and vertical shaft rotary motion;3rd, transverse axis rotating mechanism by three groups of stepper motors, shaft coupling,
The elevating movement of ranging head mounting bracket is realized in the combination of transverse axis, duplex bearing, and duplex bearing ensures the accuracy of rotation.
Brief description of the drawings
Fig. 1 is the schematic diagram according to the vertical shaft rotating mechanism of the present invention.
Fig. 2 is the schematic diagram according to the transverse axis luffing mechanism of the present invention.
Fig. 3 is the actual measurement actual quantities three-dimensional laser scanner structural representation according to the present invention.
Embodiment
Below in conjunction with the accompanying drawings, the embodiment of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield scope is not limited by embodiment.
Explicitly indicated that unless otherwise other, otherwise in entire disclosure and claims, term " comprising " or its change
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other members
Part or other parts.
Fig. 1 is according to the schematic diagram of the vertical shaft rotating mechanism of the present invention, as illustrated, vertical shaft rotational structure includes the first step
Stepper motor 104, vertical shaft 108, the first electric machine support 102, base station 103, vertical shaft bearing 107, base station flange 106, flange pillar 105
And first shaft coupling 101.First electric machine support 102 is placed on base station 103, and the first electric machine support 102 and base station 103 are detachable
Connection, detachable connection can be any modes well known in the art, the stepper motor 104 of first shaft coupling 101 and first
Be connected so that the first stepper motor 104 can drive first shaft coupling 101 so that first shaft coupling 101 can drive it is vertical
Axle 108 is rotated, and vertical shaft 108 is connected by vertical shaft bearing 107 with first shaft coupling 101, and vertical shaft is that duplex bearing fixes vertical shaft, twin shaft
Fixed vertical shaft is held on flange pillar 105 and base station flange 106, vertical shaft rotating mechanism is provided by the first stepper motor 104
Power, the first stepper motor 104 drive vertical shaft 108 to rotate by first shaft coupling 101.Further, as illustrated, in vertical shaft
There are multiple grooves, multiple grooves are used for the ranging head mounting bracket of clamping transverse axis luffing mechanism on 108.
Fig. 2 is the schematic diagram according to the transverse axis luffing mechanism of the present invention.Transverse axis luffing mechanism includes the second electric machine support 203
(Preferably, the second electric machine support has multiple, such as multiple second electric machine supports 203 and 210), the second stepper motor 202(It is preferred that
Ground, the second stepper motor have multiple, such as multiple second stepper motors 202,205 and 209), second shaft coupling 204, transverse axis axle
Hold 207, ranging head mounting bracket 206, transverse axis 208 and vertical shaft flange 201.Transverse axis 208 passes through second shaft coupling 204 and second
Stepper motor 205 is connected, and ranging head mounting bracket 206 is fixedly connected with transverse axis 208.Transverse axis luffing mechanism passes through vertical shaft flange
201 are connected with vertical shaft rotating mechanism, and transverse axis luffing mechanism rotates jointly with vertical shaft.
Fig. 3 is the actual measurement actual quantities three-dimensional laser scanner structural representation according to the present invention.As illustrated, transverse axis pitching machine
Structure can be arranged on vertical shaft rotational structure, and the two is connected by vertical shaft flange 201.The ranging head installation of transverse axis luffing mechanism
Support is connected in the neck on vertical shaft 108.
The laser range finder in the present invention is finally introduced, laser range finder carries out range measurement using phase method, that is, passed through
Measure the phase of echo-signal and compared with the phase of transmission signal or ranging is realized in computing.In order to eliminate the mechanical anglec of rotation
Hand on one point in the axle center of influence of the degree to measurement result, laser emission point extended line and Fig. 1 vertical shafts 108.
Laser rays will move according to 2 dimension directions, i.e., horizontally and vertically.For example, first give vertically
The anglec of rotation α in direction, laser carries out the continuous measurement at the β angles of horizontal direction around given α angles, after being measured, enters
Next α angles give, and complete rectification by that analogy and are measured by side.
Three-dimensional laser scanner passes through to spacing 200mm on tested surface(25 ㎡ totally 676 points)Point measured one by one.
Measured value is that each laser of deck sweeps place and the laser rays long value of standard water plane, by measured point laser rays long value with being tested
Point calculates away from the trigonometric function relation between horizontal plane air line distance, obtains on tested surface each point away from the horizontal plane value.
The description of the foregoing specific illustrative embodiment to the present invention is to illustrate and the purpose of illustration.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can be much changed
And change.The purpose of selecting and describing the exemplary embodiment is that explain that the certain principles of the present invention and its reality should
With so that those skilled in the art can realize and utilize the present invention a variety of exemplaries and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (7)
- A kind of 1. three-dimensional laser scanner applied to building trade actual measurement actual quantities, it is characterised in that:The 3 D laser scanning Instrument includes vertical shaft drive mechanism and transverse axis luffing mechanism, and the vertical shaft drive mechanism includes the first stepper motor, vertical shaft, the first electricity Machine support, base station, vertical shaft bearing, base station flange, flange pillar and first shaft coupling, the transverse axis luffing mechanism include second Electric machine support, the second stepper motor, second shaft coupling, transverse axis bearing, ranging head mounting bracket, transverse axis and vertical shaft flange.
- 2. three-dimensional laser scanner as claimed in claim 1, it is characterised in that:First electric machine support is placed in the base station On, the first shaft coupling is connected with first stepper motor, and the vertical shaft passes through the vertical shaft bearing and described first Axle device is connected, and the base station flange is connected by the flange pillar with the base station.
- 3. three-dimensional laser scanner as claimed in claim 1, it is characterised in that:Second electric machine support have it is multiple, it is described Second stepper motor has multiple.
- 4. three-dimensional laser scanner as claimed in claim 1, it is characterised in that:The transverse axis by the second shaft coupling with Second stepper motor is connected, and the ranging head mounting bracket is fixedly connected with the transverse axis.
- 5. three-dimensional laser scanner as claimed in claim 1, it is characterised in that:The vertical shaft is that duplex bearing fixes vertical shaft, institute State duplex bearing and fix vertical shaft on the flange pillar and the base station flange.
- 6. three-dimensional laser scanner as claimed in claim 2, it is characterised in that:The vertical shaft rotating mechanism is by the first step Stepper motor provides power, and first stepper motor drives the vertical shaft to rotate by the first shaft coupling.
- 7. three-dimensional laser scanner as claimed in claim 1, it is characterised in that:The transverse axis luffing mechanism passes through the vertical shaft Flange is connected with the vertical shaft rotating mechanism, and the transverse axis luffing mechanism rotates jointly with the vertical shaft.
Priority Applications (1)
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CN201711107582.3A CN107860335B (en) | 2017-11-10 | 2017-11-10 | Three-dimensional laser scanner applied to actual measurement in building industry |
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CN201711107582.3A CN107860335B (en) | 2017-11-10 | 2017-11-10 | Three-dimensional laser scanner applied to actual measurement in building industry |
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CN107860335A true CN107860335A (en) | 2018-03-30 |
CN107860335B CN107860335B (en) | 2020-07-14 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110207602A (en) * | 2019-07-01 | 2019-09-06 | 长沙秋点兵信息科技有限公司 | A kind of engineering supervision inspection of quality actual measurement actual quantities device and method |
CN110530343A (en) * | 2019-09-02 | 2019-12-03 | 上海嘉实(集团)有限公司 | Survey actual quantities system, method, apparatus and storage medium |
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Cited By (4)
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CN110207602A (en) * | 2019-07-01 | 2019-09-06 | 长沙秋点兵信息科技有限公司 | A kind of engineering supervision inspection of quality actual measurement actual quantities device and method |
CN110207602B (en) * | 2019-07-01 | 2020-09-08 | 武汉东风工程建设监理有限公司 | Engineering construction supervision quality acceptance actual measurement device and method |
CN110530343A (en) * | 2019-09-02 | 2019-12-03 | 上海嘉实(集团)有限公司 | Survey actual quantities system, method, apparatus and storage medium |
CN110530343B (en) * | 2019-09-02 | 2022-04-05 | 上海泉勋科技有限公司 | Actual measurement system, method, device and storage medium |
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