EP3469303A1 - Method and measuring device for determining an angle of a corner - Google Patents
Method and measuring device for determining an angle of a cornerInfo
- Publication number
- EP3469303A1 EP3469303A1 EP17732331.8A EP17732331A EP3469303A1 EP 3469303 A1 EP3469303 A1 EP 3469303A1 EP 17732331 A EP17732331 A EP 17732331A EP 3469303 A1 EP3469303 A1 EP 3469303A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- length
- angle
- measuring
- wall surface
- point
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C1/00—Measuring angles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B15/00—Measuring arrangements characterised by the use of electromagnetic waves or particle radiation, e.g. by the use of microwaves, X-rays, gamma rays or electrons
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/002—Active optical surveying means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C3/00—Measuring distances in line of sight; Optical rangefinders
- G01C3/02—Details
- G01C3/06—Use of electric means to obtain final indication
- G01C3/08—Use of electric radiation detectors
Definitions
- the present invention relates to a method and a measuring device for determining an angle
- an angle for example, on a construction site, measured by means of an angle or an angle meter.
- systems such as gauges are sometimes cumbersome to handle and require direct access to the object to be measured.
- this poses a problem because a user is difficult to reach the objects to be measured.
- such an angle measurement is often time consuming and requires expertise of the user.
- Distances are measured from a measuring point spaced from the distance to be measured to the distance to be measured at a given repetition or sampling rate.
- a min / max function maximum or minimum lengths are determined from the distances measured, from which the length of the track to be measured can be determined.
- this method or the device can also be used as a protractor by means of an angle to a Lot on the track to be measured by means of
- the present invention has for its object, a method and a measuring device for determining an angle at certain difficult to access surfaces or
- a first method for determining an angle according to the invention is a method for determining an angle W at a corner (inner corner) between a first wall surface and a second wall surface, in which single-distance measurements in a measurement plane perpendicular to the first wall surface and the second wall surface, from a measuring point in the measuring plane, wherein a first length LI as a perpendicular or minimum distance from the measuring point to the first wall surface, a second length L2 as a
- perpendicular or minimum distance from the measuring point to the second wall surface and a third length L3 are determined as a distance from the measuring point to the corner (inner corner) between the first wall surface and the second wall surface, and wherein the angle W by means of trigonometric functions from the first Length LI, the second length L2 and the third length L3 is determined.
- the method for determining an angle allows a user a simple and fast indirect
- Evaluation function which in turn can be implemented in a conventional manner by resorting to trigonometric standard functions.
- the angle at the corner may be determined from the measured line lengths based on the following condition or transformations thereof:
- W aresin (L1 / L3) + aresin (L2 / L3).
- a minimum is determined from a sequence of individual distance measurements
- a maximum is determined from a sequence of
- Measuring angle are taken from the measuring point in the measuring plane, and wherein the measuring angle at least one each
- the process accesses back to a known measurement routines for the measurement of "shortest" routes or solders from the measuring point to a distance or from the "longest” distances from the measuring point to a destination point, in which by pivoting of the measuring device on a measurement ⁇ or Search angle and serial measurement with a certain sampling rate a minimum reading (or a largest
- Measured value is selected as the respectively searched shortest or longest distance.
- the measuring angle preferably at least passes over an area in which the first, the second and the third length are assumed, wherein from the series of serial and cached single distance measurements within the measurement angle the first length LI as a first minimum, the second length L2 as a second minimum and the third Length L3 be determined as a first maximum between the first and second minimum. In this method, therefore, a measuring angle is swept over, all three
- Measuring device is a measuring device for determining an angle W at a corner (inner corner) between a first wall surface and a second wall surface, and includes means for performing single distance measurements from a measuring point in a measurement plane which is perpendicular to the first wall surface and the second wall surface in which a first length Li as a perpendicular or minimum distance from the measuring point to the first wall surface, a second length L2 as a perpendicular or minimum distance from the measuring point to the second wall surface and a third length L3 as a
- a memory device for storing the
- the evaluation device is set up to determine and output the angle W from the stored lengths LI, L2 and L3 on the basis of the following condition or transformations thereof:
- W aresin (L1 / L3) + aresin (L2 / L3).
- Measuring device is the means of execution of Single distance measurements designed to determine a minimum of a series of single distance measurements for the first length LI and the second length L2, to determine a maximum of a series of single distance measurements for the third length L3, and to determine the consequences of single distance measurements respectively when sweeping a measuring angle of the
- Measuring point in the measuring plane can perform, with the
- Measuring angle at least one area W3 or more areas X includes, in which the respective lengths or in which the respective lengths are or are suspected.
- Measuring device is the means of execution of
- Single distance measurements set up to sweep over a measurement angle MW which contains at least the range W3, in which the first length LI, the second length L2 and the third length L3, from the series of individual distance measurements, the first length LI as the first minimum, the second length L2 as the second minimum and the third length L3 as the first maximum between the first and second minimum.
- a method for determining an angle is a method for determining an angle W10 between an inclined surface, in particular a roof or terrain area, and a
- Measuring plane which is perpendicular to the inclined surface and the horizontal, are performed from a measuring point in the measuring plane, wherein a length L10 of a first
- the method allows a user to easily and quickly indirectly determine an angle of a
- the desired angle W10 between the horizontal and the inclined surface can then be determined by means of the trigonometric
- route length is to be understood as a distance from the measuring point to the respective point on the inclined surface.
- the angle may be determined, for example, from the measured lengths and the measured angles based on the following condition or transformations thereof:
- W10 ⁇ + arctane ((L10 * sin ( ⁇ - ⁇ )) / (L20-L10 * cos ( ⁇ -a))).
- Measuring device is a measuring device for determining an angle W10 between an inclined surface, in particular a roof or terrain surface, and the horizontal, with a means for performing Einzeleldistanz crampen from a measuring point in a measurement plane which is perpendicular to the inclined surface and the horizontal, with a length L10 of a first distance from the measuring point to a first point on the inclined surface and a length L20 of a second distance from the measuring point to a second point on the inclined surface can be determined with a means for determining the angle between the horizontal and the directions of the first and second routes, with a
- step-by-step work in a defined sequence of measuring steps by storing intermediate results of the measuring steps and making them available for subsequent evaluation.
- the evaluation device is set up to the angle W10 on the basis of the stored lengths L10, L20 and their respective angles ⁇ , ß
- W10 ⁇ + arctane ((L10 * sin ( ⁇ - ⁇ )) / (L20-L10 * cos ( ⁇ -a))).
- electronic rangefinder in particular laser or ultrasonic rangefinder, which in particular has a Min / Max function.
- Measuring device on a mounting point for attachment to a tripod and a function for Meßrefereingnagnagnagna on.
- Measuring device the measurement result on a display device by visual display and / or via a
- Fig. 1 is a side view of a measuring arrangement according to a second embodiment of the invention, in which an angle between an inclined surface and the horizontal is determined.
- Fig. 2 is a plan view of a measuring arrangement according to a first embodiment of the invention, in which
- Wall surfaces is determined.
- Fig. 1 is a side view of a measuring arrangement according to a second embodiment of the invention, in which an angle W10 between an inclined surface 10 and the
- Horizontal H is determined.
- a first length L10 which is a distance between the measuring point PI and a first (target) point A on the inclined surface 10
- a second length L20 which is a distance between the measuring point PI and a second (target) point B on the inclined surface 10, measured.
- the measuring plane El corresponds to the paper surface in FIG.
- the respective angles and ⁇ between the direction of the route with the length L20 and the direction of the route with the length L10 and the horizontal H are also determined.
- associated lengths L10 and L20 can be achieved by means of trigonometric functions, such as the condition
- W10 ⁇ + arctane ((L10 * in ( ⁇ - ⁇ )) / (L20-L10 * cos ( ⁇ -a))) the angle W10 between the inclined surface 10 and the
- L10 and L20 are variables, each of which is assigned a measured distance to the two (target) points on the surface 10, and ⁇ and ⁇ are variables to which the respective measured angles of the distances are assigned.
- Transformations of this condition or other conditions such as:
- W10 arctane ((sin ( ⁇ ) * L20-sin (a) * L10) / (cos ( ⁇ ) * L20-cos (a) * L10)) under the further condition that L20> L10 is satisfied ,
- Target point sent laser beam between the transmission and the reception can measure and from this the length of the
- Distance between the measuring point PI and the destination point can determine.
- the distance between the measuring point PI and the destination point can determine.
- Laser unit to determine the distance from another parameter, such as by triangulation and / or by a phase angle, in particular by a on the
- Laser beam modulated signal as described for example in DE 102011005277 AI.
- the means for determining the angle ⁇ and ⁇ between the respective direction of the measuring sections L10 and L20 from the measuring point PI to the first target point A and to the second target point B and the horizontal H can be, for example
- the measuring device 40 also has a
- Storage device in which the measured distances LlO and L20 and the associated angle and ß can be stored.
- An evaluation device is provided and configured to determine the desired angle W10 on the basis of the stored lengths L10 and L20 and the associated angles ⁇ and ⁇ on the basis of the abovementioned conditions, in which the evaluation device supplies the variables L10 and L20 to the stored measured values assigns. If required for the condition used, the
- Evaluation device of the variables LlO assign the measuring length of the two measured values with the smaller amount, so that applies L10 ⁇ L20.
- the measuring device 40 has a
- Output unit which can represent at least the calculated angle of the inclination of the surface and possibly the measured lengths and angles to the target points, for example, on a display.
- the target points for example, on a display.
- Output unit transmit the information determined wired or wireless, for example via wireless protocols such as Bluetooth or similar to an external device.
- the measuring device can instruct the user step by step in the course of a program sequence to carry out the measurements and the measured values, ie the vectors consisting of distance and angle for the save the subsequent evaluation.
- the stored data are then assigned, as described above, to the variables of the condition with trigonometric functions, and from this the angle W10 between the inclined surface 10 and the horizontal H is calculated and how
- the measuring device 40 may include an attachment point for attachment to a tripod for measuring the distance and angle to the two target points in the tripod
- Measuring plane with greater accuracy by a defined mechanical guidance of movement in the measuring plane which can be integrated in the measuring device or in the tripod,
- the measuring device 40 may comprise a function for measuring reference setting, whereby the distance from the attachment point (pivot point) to the
- Tripod to the measuring point of the device can be considered and compensated.
- the measuring device 40 is preferably a hand-held rangefinder, in particular a laser or ultrasonic rangefinder with integrated protractor or tilt sensor.
- FIG. 2 shows a plan view of a measuring arrangement according to a first embodiment, in which an angle W between a first wall surface 1 and a second
- Wall surface 2 which form a corner (inner corner) is determined.
- a measuring device 4 from a measuring point P2 in a measuring plane E2, which is perpendicular to the two wall surfaces 1, 2, a minimum distance to the first wall surface 1 as solder to the (target) point C determined as a first length LI , a minimum distance to the second wall surface 2 as solder on the (target) point D is determined as a second length L2, and a distance to the intersection of the first wall surface 1 and the second
- Wall surface 2 in the corner at the (destination) point E is determined as a third length L3.
- the angle to be determined W is facing the measuring point P2 and the measuring plane E2, in which the Measuring point P2 and the target points C, D and E,
- the lengths LI, L2 and L3 can be determined by means of a so-called "min / max function" of the measuring device 4 when sweeping over a measuring angle MW in the measuring plane E2, which at a position of the first wall surface 1 before the (target) ) Point C begins and extends continuously to a point on the second wall surface 2 behind the (target) point D and thereby includes the corner point E.
- the lengths can also be crossed by single, independent and consecutive
- measured angle ranges in each of which the lengths LI, L2 and L3 or the target points c, D and E are suspected, are determined, wherein at each individual measurement at least an area X must be covered, which certainly contains the searched (target) point (Region X is shown by way of example only for point C in FIG. 2).
- the minimum size of the range X depends on the measuring speed or the sampling rate of the measuring device used.
- the measured values of the lengths LI, L2 and L3 are used for the subsequent evaluation
- a first partial angle W1 of the angle W from the trigonometric condition is first of all determined
- Wl aresin (L1 / L3)
- W2 aresi (L2 / L3)
- the angle W between the two wall surfaces in the corner is determined by addition.
- the present invention is not limited to these
- Angle sums set are determined. For example, the first partial angle Wl also from the condition
- W aresin (L1 / L3) + aresine (L2 / L3) or from transformations thereof.
- the measured values of the routes to the destinations described above are assigned to the variables LI, L2 and L3 in the conditions.
- a measuring device 4 for determining the angle W using the principle of the method according to the second embodiment has a means for carrying out
- Target points or multiple portions X of the measurement angle MW is covered with the respective target points.
- the required movement of the measuring device in the measuring plane can be hand-guided or motor-controlled and, in principle, a similar measuring device as in the first
- Ultrasonic distance measuring device can be used, in contrast, no angle measurement of the respective
- Such a sequence of minimum and maximum values can be recognized by the measuring device 4 and the measured values can be assigned to the lengths LI, L2, L3 and stored in the memory device. The measurement can also be carried out in the reverse direction of R.
- the order can be predetermined and by a program sequence with appropriate menu
- the measuring device can also be predetermined.
- the measuring device can also be predetermined.
- the measuring device can also be predetermined.
- Measurement values of a measurement cycle to select the two minimum values and the maximum value and assign the corresponding variables of the trigonometric condition in the evaluation.
- the measuring device 4 has a storage device for storing the measured distances or lengths LI, L2 and L3 and an evaluation device which is designed to determine the desired angle W on the basis of the stored lengths LI, L2 and L3 by means of trigonometric functions as described above can.
- Measurement device query a query of the required measurements on a program sequence of a measurement program and thereby a user to perform the required
- Measurement can be made by a measurement reference setting as in the first embodiment.
- the measuring device or the tripod can also here a mechanical pivoting guide
- the measuring device 4 may also be a hand-held rangefinder, in particular a laser or ultrasonic rangefinder.
- the measuring device may also have an auxiliary device for checking the orientation of the measuring device in the horizontal, for example in the form of a dragonfly or an electronic inclination sensor.
- Measuring device laser or ultrasonic measuring device from the evaluation device with memory and / or display
- the measuring device is realized and the measuring device is realized separately as an independent unit, which the data via one of the common communication protocols with the
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Electromagnetism (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102016007219.9A DE102016007219B9 (en) | 2016-06-14 | 2016-06-14 | Method and measuring device for determining an angle |
PCT/EP2017/063742 WO2017215982A1 (en) | 2016-06-14 | 2017-06-06 | Method and measuring device for determining an angle of a corner |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3469303A1 true EP3469303A1 (en) | 2019-04-17 |
Family
ID=59152829
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17732331.8A Withdrawn EP3469303A1 (en) | 2016-06-14 | 2017-06-06 | Method and measuring device for determining an angle of a corner |
Country Status (4)
Country | Link |
---|---|
US (1) | US10859373B2 (en) |
EP (1) | EP3469303A1 (en) |
DE (2) | DE102016007219B9 (en) |
WO (1) | WO2017215982A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110986830B (en) * | 2019-11-04 | 2021-06-22 | 中国科学院西安光学精密机械研究所 | A dual-spectral three-dimensional attitude angle measurement device and measurement method |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005004321A1 (en) * | 2005-01-31 | 2006-08-10 | Robert Bosch Gmbh | Method for measuring the length of a route and device for carrying out the method |
US20070058155A1 (en) * | 2005-09-14 | 2007-03-15 | Booker Reginald E Jr | Non-contact measurement device |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5631732A (en) * | 1995-06-20 | 1997-05-20 | Schrum, Jr.; Paul T. | Surveyor device |
DE102008001617A1 (en) * | 2008-05-07 | 2009-11-12 | Robert Bosch Gmbh | Mobile measuring system and measuring method |
US8615376B2 (en) * | 2010-05-21 | 2013-12-24 | Sure-Shot Medical Device Inc. | Method and apparatus for dimensional measurement |
DE102011005277A1 (en) | 2010-12-28 | 2012-06-28 | Robert Bosch Gmbh | Hand-held laser rangefinder |
EP2698602A1 (en) * | 2012-08-16 | 2014-02-19 | Leica Geosystems AG | Hand-held distance measuring device with angle calculation unit |
US9639941B2 (en) * | 2012-12-28 | 2017-05-02 | Trimble Inc. | Scene documentation |
GB2516917B (en) * | 2013-08-06 | 2018-02-07 | Lacsop Ltd | Surface angle measuring device |
US10060730B2 (en) * | 2013-11-01 | 2018-08-28 | Robert Bosch Tool Corporation | System and method for measuring by laser sweeps |
CN105387807A (en) * | 2014-09-04 | 2016-03-09 | 富泰华工业(深圳)有限公司 | System and method for measuring height of object |
WO2016127328A1 (en) * | 2015-02-11 | 2016-08-18 | 华为技术有限公司 | Method and device for measuring size of object |
US10914578B2 (en) * | 2016-12-16 | 2021-02-09 | Universität Basel | Apparatus and method for determining the orientation and position of two rigid bodies |
CN113302450B (en) * | 2019-01-16 | 2023-05-26 | 米沃奇电动工具公司 | Laser projection tool and mounting accessory |
-
2016
- 2016-06-14 DE DE102016007219.9A patent/DE102016007219B9/en active Active
-
2017
- 2017-05-26 DE DE202017002803.4U patent/DE202017002803U1/en active Active
- 2017-06-06 WO PCT/EP2017/063742 patent/WO2017215982A1/en unknown
- 2017-06-06 EP EP17732331.8A patent/EP3469303A1/en not_active Withdrawn
- 2017-06-06 US US16/310,241 patent/US10859373B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005004321A1 (en) * | 2005-01-31 | 2006-08-10 | Robert Bosch Gmbh | Method for measuring the length of a route and device for carrying out the method |
US20070058155A1 (en) * | 2005-09-14 | 2007-03-15 | Booker Reginald E Jr | Non-contact measurement device |
Non-Patent Citations (1)
Title |
---|
See also references of WO2017215982A1 * |
Also Published As
Publication number | Publication date |
---|---|
DE102016007219B9 (en) | 2017-11-30 |
DE202017002803U1 (en) | 2017-06-26 |
US20190186908A1 (en) | 2019-06-20 |
DE102016007219B3 (en) | 2017-11-23 |
US10859373B2 (en) | 2020-12-08 |
WO2017215982A1 (en) | 2017-12-21 |
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