CN106501813A - A kind of laser range finder - Google Patents
A kind of laser range finder Download PDFInfo
- Publication number
- CN106501813A CN106501813A CN201710019374.1A CN201710019374A CN106501813A CN 106501813 A CN106501813 A CN 106501813A CN 201710019374 A CN201710019374 A CN 201710019374A CN 106501813 A CN106501813 A CN 106501813A
- Authority
- CN
- China
- Prior art keywords
- button
- laser
- diastimeter
- diastimeter body
- regulation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
-
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/483—Details of pulse systems
- G01S7/484—Transmitters
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Electromagnetism (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
The invention discloses a kind of laser range finder,Including diastimeter body、Laser emission chamber、Regulation and control module,The diastimeter body is provided with Laser emission mouth、Receiving lens、Display screen,Shift knob is provided with below the display screen,The diastimeter body side is provided with external infrared laser source,The diastimeter body、Buckle is provided between external infrared laser source,The side of the diastimeter body is provided with fixed clip hand,Carrier base is provided with below fixed clip hand、Stent foot,The Laser emission intracavity portion is provided with infrared laser source、Filter、Concavees lens、Optical crystal、Convex lenss、Camera lens,Diastimeter body interior is provided with regulating circuit,The regulating circuit is provided with accumulator、Governor circuit、Photo-sensitive cell、Photoelectric conversion module、Computing module、Display module、Regulation and control module,One end of regulation and control module is provided with external interface,External interface connects external infrared laser source and uses,The transmission power for strengthening laser allows to the farther distance of more accurate measurement.
Description
Technical field
The present invention relates to laser ranging technique field, specially a kind of laser range finder.
Background technology
First laser instrument, is by scientist's Mei Manyu nineteen sixties of Hughes Aircraft Company of the U.S., develops first in the world
Successful ruby laser.US military has carried out the research to military laser device soon on this basis.1961,
First military laser diastimeter has passed through US military demonstration testing, enters practicality soon to hereafter laser range finder
Stage.
Laser range finder, is certain instrument of parameter realization to the range measurement of target using modulation laser.According to survey
It is divided into ranging phase method instrument and impulse method diastimeter away from method, pulse type laser diastimeter is operationally a branch of to target injection
Or the of short duration pulse laser beam of sequence, the laser beam for receiving target reflection by photoelectric cell, timer determine laser beam from sending out
The time of reception is mapped to, is calculated from observer's range-to-go.Phase Laser Range Finder be using detection launching light and
The phase contrast occurred when reflected light is propagated in space carrys out detecting distance.Laser range finder is lightweight, small volume, simple to operate
Speed is fast and accurate, and its error is only the one of 1/5th to hundreds of points of other optical rangefinders, in left figure, is typical phase
Position method diastimeter and impulse method diastimeter figure.
Laser range finder is to carry out the instrument of Accurate Determining using the distance of certain parameters on target of modulation laser.Pulse
Formula laser range finder is operationally to project pulse laser beam a branch of or that a sequence is of short duration to target, receives mesh by photoelectric cell
The laser beam of mark reflection, timer determine laser beam from the time for being transmitted into reception, calculate from diastimeter range-to-go.
The measurement distance scope of a lot of laser range finders is not big enough in the market, occurs when measuring longer-distance
Error also relatively large.
Content of the invention
It is an object of the invention to provide a kind of laser range finder, to solve the problems, such as to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme:A kind of laser range finder, including diastimeter body,
Laser emission chamber and regulation and control module, the upper surface of the diastimeter body are provided with display screen, and the side of the display screen is provided with out
Beginning button, the side of the start button are provided with linear measure longimetry and test constantly button, and the linear measure longimetry and test constantly are pressed
The side of button is provided with enhancing button, and the side of the enhancing button is provided with selection fixed reference button, the selection fixed reference
The side of button is provided with minimizing button, and the side of the minimizing button is provided with deletion button, and the side of the deletion button is provided with
The indirect elevation carrection button of area/volume, the side of the diastimeter body are provided with fixed clip hand, the side of the fixed clip hand
Supply hub is provided with, below the fixed clip hand, carrier base is provided with, below the carrier base, stent foot is provided with, the range finding
The another side of instrument body is provided with Laser emission mouth, and the side of the Laser emission mouth is provided with receiving lens.
Preferably, the inside of the diastimeter body is provided with regulation and control module, and one end of the regulation and control module is provided with accumulator,
One end of the accumulator is provided with governor circuit, and one end of the governor circuit is provided with photo-sensitive cell, and the one of the photo-sensitive cell
End is provided with regulation and control module, and one end of the regulation and control module is provided with external interface, the accumulator, governor circuit, photo-sensitive cell, tune
Control module, external interface are serially connected, and one end of the photo-sensitive cell is provided with photoelectric conversion module, the photoelectric conversion module
One end is provided with computing module, and one end of the computing module is provided with display module, the photo-sensitive cell, photoelectric conversion module, meter
Calculate module, display module to be serially connected.
Preferably, the inside of the diastimeter body is provided with Laser emission chamber, and the one end in the Laser emission chamber is provided with red
Outer linear laser source, the side in the infrared laser source are provided with filter, and the side of the filter is provided with concavees lens, the concavees lens
Side be provided with optical crystal, the side of the optical crystal is provided with convex lenss, and the side of the convex lenss is provided with camera lens, described
Infrared laser source, filter, concavees lens, optical crystal, convex lenss, camera lens center on the same line.
Preferably, the rotation range of accommodation of the carrier base on the stent foot is 0 ° -360 °.
Preferably, its using method is comprised the following steps:
A, diastimeter body is charged by the supply hub of side, and by the fixed clip hand of side by diastimeter sheet
Body is fixed on carrier base, by runing rest seat, adjusting bracket foot highly adjusting the position of diastimeter;
B, the start button that presses on diastimeter body, infrared laser source send infrared laser, and infrared laser is by swashing
Send after the adjustment of the multiple optics eyeglasses such as filter, concavees lens, optical crystal, convex lenss, camera lens inside light emission cavity;
After C, receiving lens receiving infrared-ray laser by the modules on built-in circuit calculate wanted Measuring Object away from
From;
D, when measurement object farther out is needed, the infrared laser source of diastimeter body do not reach the distance of measurement when
Wait, the accuracy of measurement distance and measurement can be increased in the external infrared laser source in the side of diastimeter body.
Compared with prior art, the invention has the beneficial effects as follows:
(1)In the present invention, Laser emission chamber is provided with the inside of diastimeter body, laser is filtered by Laser emission chamber, gather
Jiao makes its light flock together, and energy is more concentrated, and the distance of measurement is farther, and the numerical value of measurement is more accurate.
(2)In the present invention, external infrared laser source is provided with behind diastimeter body, in the infrared ray of diastimeter body
When the distance of lasing light emitter measurement is limited, external infrared laser source is added, makes the distance of stadia surveying farther, with increase
The effect of range finding.
Description of the drawings
Fig. 1 is the diastimeter body construction schematic diagram of the present invention;
Fig. 2 is the regulation and control module diagram of the present invention;
Fig. 3 is the Laser emission cavity configuration schematic diagram of the present invention.
In figure:1st, Laser emission mouth;2nd, receiving lens;3rd, display screen;4th, start button;5th, linear measure longimetry and test constantly
Button;6th, strengthen button;7th, fixed reference button is selected;8th, buckle;9th, external infrared laser source;10th, diastimeter body;11、
Reduce button;12nd, button is deleted;13rd, the indirect elevation carrection button of area/volume;14th, fixed clip hand;15th, carrier base;16th, prop up
Frame foot;17th, supply hub;18th, accumulator;19th, governor circuit;20th, photo-sensitive cell;21st, photoelectric conversion module;22nd, mould is calculated
Block, 23, display module;24th, regulate and control module;25th, external interface;26th, infrared laser source;27th, filter;28th, concavees lens;29、
Optical crystal;30th, convex lenss;31st, camera lens;32nd, Laser emission chamber.
Specific embodiment
Accompanying drawing in below in conjunction with the embodiment of the present invention, the present invention is applied the technical scheme in example carry out clear, complete
Ground description, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiment.Based on this
Embodiment in invention, the every other reality obtained under the premise of creative work is not made by those of ordinary skill in the art
Example is applied, the scope of protection of the invention is belonged to.
Fig. 1 is referred to, the present invention provides a kind of technical scheme:A kind of laser range finder, including diastimeter body 10, laser
Emission cavity 32 and regulation and control module 24, the upper surface of diastimeter body 10 are provided with display screen 3, the side of display screen 3 be provided with start by
Button 4, the side of start button 4 are provided with the side of linear measure longimetry and test constantly button 5, linear measure longimetry and test constantly button 5
Enhancing button 6 is provided with, the side for strengthening button 6 is provided with selection fixed reference button 7, selects the side of fixed reference button 7 to set
It is reduced button 11, the side for reducing button 11 is provided with deletion button 12, deleting the side of button 12, to be provided with area/volume indirect
Elevation carrection button 13, the side of diastimeter body 10 are provided with fixed clip hand 14, and the side of fixed clip hand 14 is provided with supply hub
17, the lower section of fixed clip hand 14 is provided with carrier base 15, and the lower section of carrier base 15 is provided with stent foot 16,16 carrier base on stent foot
15 rotation range of accommodation is 0 ° -360 °, and the another side of diastimeter body 10 is provided with Laser emission mouth 1, Laser emission mouth 1
Side is provided with receiving lens 2.
Fig. 2 is referred to, the inside of diastimeter body 10 is provided with regulation and control module 24, and the one end for regulating and controlling module 24 is provided with accumulator
18, the battery capacity of accumulator 18 is 4000ml-4300ml;One end of accumulator 18 is provided with governor circuit 19, governor circuit 19
One end be provided with photo-sensitive cell 20, one end of photo-sensitive cell 20 is provided with regulation and control module 24, regulate and control module 24 one end be provided with external
Interface 25, accumulator 18, governor circuit 19, photo-sensitive cell 20, regulation and control module 24, external interface 25 are serially connected, photo-sensitive cell
20 one end is provided with photoelectric conversion module 21, and one end of photoelectric conversion module 21 is provided with computing module 22, and the one of computing module 22
End is provided with display module 23, and photo-sensitive cell 20, photoelectric conversion module 21, computing module 22, display module 23 are serially connected.
Refer to Fig. 3, the inside of diastimeter body 10 is provided with Laser emission chamber 32, the one end in Laser emission chamber 32 is provided with red
Outer linear laser source 26, the infrared laser that the infrared laser source 26 of lasing light emitter body 10 sends can measure range finding from for 0m-
3000mm, the side in infrared laser source 26 are provided with filter 27, and the side of filter 27 is provided with concavees lens 28 the one of concavees lens 28
Side is provided with optical crystal 29, and the side of optical crystal 29 is provided with convex lenss 30, and the side of convex lenss 30 is provided with camera lens 31, infrared ray
Lasing light emitter 26, filter 27, concavees lens 28, optical crystal 29, convex lenss 30, camera lens 31 center on the same line, laser send out
Penetrate chamber 32 to filter laser, focusing on makes its light all flock together, and energy is more concentrated, and the distance of measurement is farther,
The numerical value of measurement is more accurate.
The using method of the present invention is comprised the following steps:
A, diastimeter body 10 is charged by the supply hub 17 of side, by fixation of the diastimeter body 10 by side
Tong 14 is fixed on diastimeter body 10 on carrier base 15, by runing rest seat 15, adjusting bracket foot 16 highly adjusting
The position of whole diastimeter;
B, the start button 4 that presses on diastimeter body 10, infrared laser source 26 send infrared laser, and infrared laser leads to
The multiple optics eyeglasses such as the filter 27 crossed inside laser emission cavity 32, concavees lens 28, optical crystal 29, convex lenss 30, camera lens 31
Send after adjustment;
After C, 2 receiving infrared-ray laser of receiving lens by the modules on built-in circuit calculate wanted Measuring Object away from
From;
D, when measurement object farther out is needed, the infrared laser source 26 of diastimeter body 10 does not reach the distance of measurement
When, the accuracy of measurement distance and measurement can be increased in the external infrared laser source 9 in the side of diastimeter body 10;This
In invention, behind diastimeter body, external infrared laser source is provided with, is measured in the infrared laser source of diastimeter body
Apart from limited when, add external infrared laser source, make the distance of stadia surveying farther, with increase range finding effect.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding can carry out multiple changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (5)
1. a kind of laser range finder, including diastimeter body(10), Laser emission chamber(32)With regulation and control module(24), its feature exists
In:The diastimeter body(10)Upper surface be provided with display screen(3), the display screen(3)Side be provided with start button
(4), the start button(4)Side be provided with linear measure longimetry and test constantly button(5), the linear measure longimetry and test constantly
Button(5)Side be provided with enhancing button(6), the enhancing button(6)Side be provided with selection fixed reference button(7), institute
State selection fixed reference button(7)Side be provided with minimizing button(11), the minimizing button(11)Side be provided with deletion by
Button(12), the deletion button(12)Side be provided with the indirect elevation carrection button of area/volume(13), the diastimeter body
(10)Side be provided with fixed clip hand(14), the fixed clip hand(14)Side be provided with supply hub(17), the fixation clamp
Handss(14)Lower section be provided with carrier base(15), the carrier base(15)Lower section be provided with stent foot(16), the diastimeter body
(10)Another side be provided with Laser emission mouth(1), the Laser emission mouth(1)Side be provided with receiving lens(2).
2. a kind of laser range finder according to claim 1, it is characterised in that:The diastimeter body(10)Inside set
There is regulation and control module(24), the regulation and control module(24)One end be provided with accumulator(18), the accumulator(18)One end be provided with
Governor circuit(19), the governor circuit(19)One end be provided with photo-sensitive cell(20), the photo-sensitive cell(20)One end set
There is regulation and control module(24), the regulation and control module(24)One end be provided with external interface(25), the accumulator(18), governor circuit
(19), photo-sensitive cell(20), regulation and control module(24), external interface(25)It is serially connected, the photo-sensitive cell(20)One end set
There is photoelectric conversion module(21), the photoelectric conversion module(21)One end be provided with computing module(22), the computing module
(22)One end be provided with display module(23), the photo-sensitive cell(20), photoelectric conversion module(21), computing module(22), aobvious
Show module(23)It is serially connected.
3. a kind of laser range finder according to claim 1, it is characterised in that:The diastimeter body(10)Inside set
There is Laser emission chamber(32), the Laser emission chamber(32)One end be provided with infrared laser source(26), the infrared laser
Source(26)Side be provided with filter(27), the filter(27)Side be provided with concavees lens(28), the concavees lens(28)One
Side is provided with optical crystal(29), the optical crystal(29)Side be provided with convex lenss(30), the convex lenss(30)Side
It is provided with camera lens(31), the infrared laser source(26), filter(27), concavees lens(28), optical crystal(29), convex lenss
(30), camera lens(31)Center on the same line.
4. a kind of laser range finder according to claim 1, it is characterised in that:On the stent foot(16)Carrier base
(15)Rotation range of accommodation be 0 ° -360 °.
5. a kind of using method of the laser range finder described in claim 1 is realized, it is characterised in that:Its using method include with
Lower step:
A, by diastimeter body(10)By the supply hub of side(17)It is charged, and by the fixed clip hand of side
(14)By diastimeter body(10)It is fixed on carrier base(15)On, by runing rest seat(15), adjusting bracket foot(16)Height
Spend to adjust the position of diastimeter;
B, press diastimeter body(10)On start button(4), infrared laser source(26)Send infrared laser, infrared ray
Laser passes through Laser emission chamber(32)Internal filter(27), concavees lens(28), optical crystal(29), convex lenss(30), camera lens
(31)Send after adjusting on multiple optics eyeglass;
C, receiving lens(2)Wanted Measuring Object is calculated by the modules on built-in circuit after receiving infrared-ray laser
Distance;
D, when measurement object farther out is needed, diastimeter body(10)Infrared laser source(26)Measurement is not reached
Apart from when, can increase in the side of diastimeter body (10) external infrared laser source (9) measurement distance and measurement
Accuracy.
Priority Applications (1)
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CN201710019374.1A CN106501813A (en) | 2017-01-11 | 2017-01-11 | A kind of laser range finder |
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CN201710019374.1A CN106501813A (en) | 2017-01-11 | 2017-01-11 | A kind of laser range finder |
Publications (1)
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CN106501813A true CN106501813A (en) | 2017-03-15 |
Family
ID=58345217
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CN201710019374.1A Pending CN106501813A (en) | 2017-01-11 | 2017-01-11 | A kind of laser range finder |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108801045A (en) * | 2018-05-23 | 2018-11-13 | 西安昆仑工业(集团)有限责任公司 | A kind of more site test means for correctings and quick distribution method |
CN109539999A (en) * | 2018-12-08 | 2019-03-29 | 韩佳峰 | A kind of roadway displacement measuring instrument and its system |
CN110240051A (en) * | 2019-06-14 | 2019-09-17 | 辽宁工程技术大学 | A kind of multifunctional assembled device of escalator safety detection |
CN112161588A (en) * | 2020-10-10 | 2021-01-01 | 江苏农牧科技职业学院 | Multifunctional displacement measuring device and system based on laser ranging technology |
CN113030914A (en) * | 2021-02-24 | 2021-06-25 | 安徽理工大学 | Urban engineering surveying and mapping measuring device for building heritage and using method thereof |
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CN202471053U (en) * | 2012-03-15 | 2012-10-03 | 陕西理工学院 | Laser range finder capable of reducing hand errors |
CN103197484A (en) * | 2012-01-06 | 2013-07-10 | 中国科学院物理研究所 | NLO (Non-linear Optical) device made of 4H silicon carbide crystal |
CN203673069U (en) * | 2013-07-31 | 2014-06-25 | 国家电网公司 | Fixed and adjustable infrared ray range finder |
CN104344805A (en) * | 2013-07-26 | 2015-02-11 | 南京德朔实业有限公司 | Laser range finder and operation method thereof |
CN104808214A (en) * | 2015-05-05 | 2015-07-29 | 深圳市瑞尔幸电子有限公司 | Pulse laser rangefinder with multiple transmission systems |
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2017
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103197484A (en) * | 2012-01-06 | 2013-07-10 | 中国科学院物理研究所 | NLO (Non-linear Optical) device made of 4H silicon carbide crystal |
CN202471053U (en) * | 2012-03-15 | 2012-10-03 | 陕西理工学院 | Laser range finder capable of reducing hand errors |
CN104344805A (en) * | 2013-07-26 | 2015-02-11 | 南京德朔实业有限公司 | Laser range finder and operation method thereof |
CN203673069U (en) * | 2013-07-31 | 2014-06-25 | 国家电网公司 | Fixed and adjustable infrared ray range finder |
CN104808214A (en) * | 2015-05-05 | 2015-07-29 | 深圳市瑞尔幸电子有限公司 | Pulse laser rangefinder with multiple transmission systems |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108801045A (en) * | 2018-05-23 | 2018-11-13 | 西安昆仑工业(集团)有限责任公司 | A kind of more site test means for correctings and quick distribution method |
CN109539999A (en) * | 2018-12-08 | 2019-03-29 | 韩佳峰 | A kind of roadway displacement measuring instrument and its system |
CN110240051A (en) * | 2019-06-14 | 2019-09-17 | 辽宁工程技术大学 | A kind of multifunctional assembled device of escalator safety detection |
CN112161588A (en) * | 2020-10-10 | 2021-01-01 | 江苏农牧科技职业学院 | Multifunctional displacement measuring device and system based on laser ranging technology |
CN113030914A (en) * | 2021-02-24 | 2021-06-25 | 安徽理工大学 | Urban engineering surveying and mapping measuring device for building heritage and using method thereof |
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