CN108548494A - A kind of distance measuring method and equipment - Google Patents
A kind of distance measuring method and equipment Download PDFInfo
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- CN108548494A CN108548494A CN201810260021.5A CN201810260021A CN108548494A CN 108548494 A CN108548494 A CN 108548494A CN 201810260021 A CN201810260021 A CN 201810260021A CN 108548494 A CN108548494 A CN 108548494A
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- distance
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- measurement point
- measuring
- straight line
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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
- G01B11/14—Measuring arrangements characterised by the use of optical techniques for measuring distance or clearance between spaced objects or spaced apertures
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- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
The invention discloses a kind of distance measuring method and equipment, the distance measuring method includes step：Using distance-measuring equipment as stoichiometric point E, the distance S of difference measuring point E to the first measurement point AAEWith stoichiometric point E to the distance S of the second measurement point BBE；Measure the angle α of straight line EA and straight line EB；And according to SAE、SBEAnd the distance S of the first measurement point A to the second measurement point B is calculated in αAB.Distance measuring method of the present invention can overcome the problems, such as that measuring and calculating value existing for existing distance-measuring equipment is inaccurate or can not calculate, and using distance measuring method of the present invention and equipment, be capable of the air line distance for measuring arbitrary point-to-point transmission on object of efficiently and accurately.
Description
Technical field
The present invention relates to ranging technology field more particularly to a kind of distance measuring method and equipment.
Background technology
Existing Laser Distance Measuring Equipment generally use impulse method measuring apparatus point to target point distance (D=ct/2),
And measurement is needed to survey using when hooking stock mensuration, and hooking stock measurement when surveying the air line distance between jobbie length or at 2 points
Pilot to straight line where object or 2 lines vertical range, when vertical point and object both ends are not in approximately the same plane,
Or theoretical vertical point, when being in hanging, final measuring and calculating value will be inaccurate or can not calculate.For example, as shown in Figure 1, object
Intersection with c is dotted line, that is, the perpendicular intersection of rangefinder and object can not calculate c, such as Fig. 2 not on object
Shown, c values and the actual value measured are not inconsistent.
Therefore, the existing technology needs to be improved and developed.
Invention content
In view of above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide a kind of distance measuring method and equipment, thus gram
It takes existing distance-measuring equipment to exist when vertical point and object both ends are not in approximately the same plane, measuring and calculating value is inaccurate or can not survey
The problem of calculating.Technical scheme is as follows：
The present invention provides a kind of distance measuring methods, wherein including：
Step S100, using distance-measuring equipment as stoichiometric point E, the distance S of difference measuring point E to the first measurement point AAEAnd meter
Measure the distance S of point E to the second measurement point BBE；
Step S200, the angle α of straight line EA and straight line EB are measured；And
Step S300, according to SAE、SBEAnd the distance S of the first measurement point A to the second measurement point B is calculated in αAB。
The distance measuring method, wherein in the step S100, measuring point E to first is distinguished by laser and is measured
The distance S of point AAEWith stoichiometric point E to the distance S of the second measurement point BBE。
The distance measuring method, wherein in the step S200, the angle of straight line EA and straight line EB are measured by gyroscope
α。
The distance measuring method, wherein in the step S300, distance Ss of the first measurement point A to the second measurement point BAB's
Computational methods are：
SAB=SQRT (SAE*SAE+SBE*SBE–2*SAE*SBE*COS(α))。
The distance measuring method, wherein further include after the step S300：
Step S400, the distance S of the first measurement point A to the second measurement point B is shownAB。
The present invention also provides a kind of distance-measuring equipments, wherein including：
One way range finder module, for using distance-measuring equipment as stoichiometric point E, distinguish measuring point E to the first measurement point A away from
From SAEWith stoichiometric point E to the distance S of the second measurement point BBE；
Angular measurement module, the angle α for measuring straight line EA and straight line EB；And
Distance calculation module, for according to SAE、SBEAnd α be calculated the first measurement point A to the second measurement point B away from
From SAB。
The distance-measuring equipment, wherein in the one way range finder module, measuring point E to first is distinguished by laser
The distance S of measurement point AAEWith stoichiometric point E to the distance S of the second measurement point BBE。
The distance-measuring equipment, wherein in the angular measurement module, straight line EA and straight line EB is measured by gyroscope
Angle α.
The distance-measuring equipment, wherein in the distance calculation module, distances of the first measurement point A to the second measurement point B
SABComputational methods be：
SAB=SQRT (SAE*SAE+SBE*SBE–2*SAE*SBE*COS(α))。
The distance-measuring equipment, wherein the distance-measuring equipment further includes：
Display module, the distance S for showing the first measurement point A to the second measurement point BAB。
The beneficial effects of the invention are as follows：The present invention provides a kind of distance measuring method and equipment, distance measuring method of the present invention
It can overcome the problems, such as that measuring and calculating value existing for existing distance-measuring equipment is inaccurate or can not calculate, using distance measuring method of the present invention
And equipment, it is capable of the air line distance for measuring arbitrary point-to-point transmission on object of efficiently and accurately.
Description of the drawings
Fig. 1 is a kind of defect schematic diagram of laser ranging in the prior art.
Fig. 2 is another defect schematic diagram of laser ranging in the prior art.
Fig. 3 is the flow chart of the distance measuring method of present pre-ferred embodiments.
Fig. 4 is the principle schematic of the distance-measuring equipment of present pre-ferred embodiments.
Fig. 5 is the structural schematic diagram of the distance-measuring equipment of the specific embodiment of the invention.
Specific implementation mode
The present invention provides a kind of distance measuring method and equipment, for make the purpose of the present invention, technical solution and effect it is clearer,
Clear, the present invention is described in more detail for the embodiment that develops simultaneously referring to the drawings.It should be appreciated that specific reality described herein
It applies example to be only used to explain the present invention, be not intended to limit the present invention.
Refer to Fig. 3, a kind of distance measuring method that present pre-ferred embodiments provide comprising：
Step S100, using distance-measuring equipment as stoichiometric point E, the distance S of difference measuring point E to the first measurement point AAEAnd meter
Measure the distance S of point E to the second measurement point BBE；
Step S200, the angle α of straight line EA and straight line EB are measured；And
Step S300, according to SAE、SBEAnd the distance S of the first measurement point A to the second measurement point B is calculated in αAB。
Distance measuring method of the present invention that is to say a kind of metering method of arbitrary point-to-point transmission air line distance on object, can
Overcome existing in the prior art when vertical point and object both ends are not in approximately the same plane, measuring and calculating value or survey can not be calculated
It is arbitrary on object to be capable of measuring for efficiently and accurately using distance measuring method of the present invention and equipment for the problem of calculation value inaccuracy
The air line distance of point-to-point transmission.
Further, in the step S100, the distance S of measuring point E to the first measurement point A is distinguished by laserAE
With stoichiometric point E to the distance S of the second measurement point BBE.When it is implemented, the point where assuming equipment is E, does and measure for the first time, meter
The distance for measuring E points to test point A is SAE；It keeps equipment center of gravity constant, does second of metering, the distance of metering E points to test point B
For SBE。
Further, in the step S200, the angle α of straight line EA and straight line EB are measured by gyroscope.The step
In S300, distance Ss of the first measurement point A to the second measurement point BABComputational methods be：SAB=SQRT (SAE*SAE+SBE*SBE–2*
SAE*SBE* COS (α)), wherein SQRT is square root function.When it is implemented, measuring to obtain straight line AB and equipment E using gyroscope
Jointly in determining plane, the angle of straight line EA and straight line EB is α, it is also assumed that parameter beta, γ, the angle of straight line AE and straight line AB
For the angle γ, the above S of β, straight line BE and straight line BAABThe derivation of calculation formula is：
SAB*SAB=SAE*SAB*COS(β)+SBE*SAB*COS(γ)
SAE*SAE=SAB*SAE*COS(β)+SBE*SAE*COS(α)
SBE*SBE=SAE*SBE*COS(α)+SAB*SBE*COS(γ)
∴SAB=SQRT (SAE*SAE+SBE*SBE–2*SAE*SBE*COS(α))。
Further, in the present embodiment, further include after the step S300：
Step S400, the distance S of the first measurement point A to the second measurement point B is shownAB.When it is implemented, the display module
Show SABValue and measurement unit.
One of ordinary skill in the art will appreciate that：Realize that all or part of step of above method embodiment can pass through
Program instruction relevant hardware is completed, program above-mentioned can store in a computer read/write memory medium, the program
When being executed, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, the storage medium can be disk, CD, only
Read storage memory (Read-Only, ROM) or random access memory (Random Access Memory, RAM) etc..
Based on above-described distance measuring method, a kind of distance-measuring equipment provided in an embodiment of the present invention, as shown in figure 4, including：
One way range finder module 100, angular measurement module 200, distance calculation module 300, wherein
One way range finder module 100 is used for using distance-measuring equipment as stoichiometric point E, respectively measuring point E to the first measurement point A
Distance SAEWith stoichiometric point E to the distance S of the second measurement point BBE；As detailed above.
Angular measurement module 200, the angle α for measuring straight line EA and straight line EB；As detailed above.
Distance calculation module 300, for according to SAE、SBEAnd the first measurement point A is calculated to the second measurement point B's in α
Distance SAB；As detailed above.
Further, in the present embodiment, the distance-measuring equipment further includes：
Display module, the distance S for showing the first measurement point A to the second measurement point BAB；As detailed above.
Further, in the present embodiment, in the one way range finder module, measuring point E to first is distinguished by laser
The distance S of measurement point AAEWith stoichiometric point E to the distance S of the second measurement point BBE.In the angular measurement module, pass through gyro
Instrument measures the angle α of straight line EA and straight line EB.In the distance calculation module, distances of the first measurement point A to the second measurement point B
SABComputational methods be：SAB=SQRT (SAE*SAE+SBE*SBE–2*SAE*SBE*COS(α))。
Further, as shown in figure 5, the distance-measuring equipment in the specific implementation, is powered using battery supply, the ranging
Equipment specifically includes：Reference power supply module, one pasa laser range finder module, angular measurement module, distance operation metering module and
Display module.Wherein, the reference power supply module is used to generate the reference power supply with load capacity.Preferably, the benchmark
Power module generates the 3V reference power supplies with load capacity.The one pasa laser range finder module, that is, one way range finder module,
The distance operation metering module, that is, the distance calculation module.
It should be understood that the application of the present invention is not limited to the above for those of ordinary skills can
With improvement or transformation based on the above description, all these modifications and variations should all belong to the guarantor of appended claims of the present invention
Protect range.
Claims (10)
1. a kind of distance measuring method, which is characterized in that including：
Step S100, using distance-measuring equipment as stoichiometric point E, the distance S of difference measuring point E to the first measurement point AAEAnd stoichiometric point
Distance Ss of the E to the second measurement point BBE；
Step S200, the angle α of straight line EA and straight line EB are measured；And
Step S300, according to SAE、SBEAnd the distance S of the first measurement point A to the second measurement point B is calculated in αAB。
2. distance measuring method according to claim 1, which is characterized in that in the step S100, measured respectively by laser
Distance Ss of the stoichiometric point E to the first measurement point AAEWith stoichiometric point E to the distance S of the second measurement point BBE。
3. distance measuring method according to claim 1, which is characterized in that in the step S200, measured by gyroscope straight
The angle α of line EA and straight line EB.
4. distance measuring method according to claim 1, which is characterized in that in the step S300, the first measurement point A to second
The distance S of measurement point BABComputational methods be：
SAB=SQRT (SAE*SAE+SBE*SBE–2*SAE*SBE*COS(α))。
5. distance measuring method according to claim 1, which is characterized in that further include after the step S300：
Step S400, the distance S of the first measurement point A to the second measurement point B is shownAB。
6. a kind of distance-measuring equipment, which is characterized in that including：
One way range finder module is used for using distance-measuring equipment as stoichiometric point E, respectively the distance S of measuring point E to the first measurement point AAE
With stoichiometric point E to the distance S of the second measurement point BBE；
Angular measurement module, the angle α for measuring straight line EA and straight line EB；And
Distance calculation module, for according to SAE、SBEAnd the distance S of the first measurement point A to the second measurement point B is calculated in αAB。
7. distance-measuring equipment according to claim 6, which is characterized in that in the one way range finder module, distinguished by laser
Distance Ss of the measuring point E to the first measurement point AAEWith stoichiometric point E to the distance S of the second measurement point BBE。
8. distance-measuring equipment according to claim 6, which is characterized in that in the angular measurement module, pass through gyroscope
Measure the angle α of straight line EA and straight line EB.
9. distance-measuring equipment according to claim 6, which is characterized in that in the distance calculation module, the first measurement point A is arrived
The distance S of second measurement point BABComputational methods be：
SAB=SQRT (SAE*SAE+SBE*SBE–2*SAE*SBE*COS(α))。
10. distance-measuring equipment according to claim 6, which is characterized in that the distance-measuring equipment further includes：
Display module, the distance S for showing the first measurement point A to the second measurement point BAB。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810260021.5A CN108548494A (en) | 2018-03-27 | 2018-03-27 | A kind of distance measuring method and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810260021.5A CN108548494A (en) | 2018-03-27 | 2018-03-27 | A kind of distance measuring method and equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108548494A true CN108548494A (en) | 2018-09-18 |
Family
ID=63517396
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810260021.5A Withdrawn CN108548494A (en) | 2018-03-27 | 2018-03-27 | A kind of distance measuring method and equipment |
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| Country | Link |
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| CN (1) | CN108548494A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110904751A (en) * | 2019-10-28 | 2020-03-24 | 郑州轻工业学院 | Railway gauge detection method and device |
| CN113358068A (en) * | 2021-04-26 | 2021-09-07 | 福建数博讯信息科技有限公司 | Floor type scaffold correcting method and device |
| CN113740831A (en) * | 2021-11-08 | 2021-12-03 | 广东磊蒙智能装备集团有限公司 | Crusher discharge port distance measuring device and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2765890A1 (en) * | 2012-01-30 | 2013-07-30 | Jesse Salmond | Electronic angle measuring device |
| CN104406529A (en) * | 2014-11-25 | 2015-03-11 | 苏州市欧博锐自动化科技有限公司 | Detection system employing laser ranging to acquire width and height of object |
| CN105301598A (en) * | 2015-10-13 | 2016-02-03 | 深圳市迈测科技股份有限公司 | Spatial distance laser measuring device with combined sensor and measuring method |
| CN106940170A (en) * | 2017-03-07 | 2017-07-11 | 华东交通大学 | A kind of contactless Platform Construction Clearance double excitation telemetry |
-
2018
- 2018-03-27 CN CN201810260021.5A patent/CN108548494A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2765890A1 (en) * | 2012-01-30 | 2013-07-30 | Jesse Salmond | Electronic angle measuring device |
| CN104406529A (en) * | 2014-11-25 | 2015-03-11 | 苏州市欧博锐自动化科技有限公司 | Detection system employing laser ranging to acquire width and height of object |
| CN105301598A (en) * | 2015-10-13 | 2016-02-03 | 深圳市迈测科技股份有限公司 | Spatial distance laser measuring device with combined sensor and measuring method |
| CN106940170A (en) * | 2017-03-07 | 2017-07-11 | 华东交通大学 | A kind of contactless Platform Construction Clearance double excitation telemetry |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110904751A (en) * | 2019-10-28 | 2020-03-24 | 郑州轻工业学院 | Railway gauge detection method and device |
| CN113358068A (en) * | 2021-04-26 | 2021-09-07 | 福建数博讯信息科技有限公司 | Floor type scaffold correcting method and device |
| CN113740831A (en) * | 2021-11-08 | 2021-12-03 | 广东磊蒙智能装备集团有限公司 | Crusher discharge port distance measuring device and method |
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Application publication date: 20180918 |