CN208000118U - Level measurement device with laser range finder - Google Patents
Level measurement device with laser range finder Download PDFInfo
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- CN208000118U CN208000118U CN201721612595.1U CN201721612595U CN208000118U CN 208000118 U CN208000118 U CN 208000118U CN 201721612595 U CN201721612595 U CN 201721612595U CN 208000118 U CN208000118 U CN 208000118U
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- laser
- datum plate
- plate
- measurement device
- level measurement
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Abstract
The utility model is related to a kind of level measurement devices, including:First datum plate is provided with the first horizontal levelling tube in first datum plate;Second datum plate is provided with horizontal the second level pipe in second datum plate;Connecting plate, one end of the connecting plate is vertical with second datum plate, the end of the connecting plate is fixedly connected with one end of second datum plate, and the other end of the connecting plate and one end of first datum plate are hinged, and the hinged place is located at the centre at first datum plate end;Laser range finder, the laser range finder are located at the centre of the opposite end of first datum plate and the hinged one end of the connecting plate;And retaining mechanism, the retaining mechanism are located at the hinged place.Above-mentioned level measurement device a, it is only necessary to laser range finder, it is only necessary to measure primary, whether horizontal can both measure, and can also accurately obtain angle of inclination.
Description
Technical field
The utility model is related to horizontal measurement, more particularly to laser range finder level measurement device and its measurement
Method.
Background technology
Level meter is a kind of common measurer measuring low-angle.It is opposite for measuring in machinery industry and instrument manufacture
In the horizontal position that the inclination angle of horizontal position, the flatness of lathe class equipment guide rail and straightness, equipment are installed and vertical position
It sets.It can be divided by the shape difference of level meter:Universal level-metre, cylinder level meter, integrated water level, mini level meter,
Camera level meter, frame level, ruler formula level meter;It can be divided into again by the fixed form of spirit level:Adjustable water level and not
Adjustable water level.
The levelling tube of level meter is made of glass, and level inside pipe wall is a curved surface with certain curvature radius, pipe
Interior that liquid is housed, when level meter run-off the straight, bubble is just moved to the raised one end of level meter in levelling tube, so that it is determined that water
The position of plane.Level inside pipe wall radius of curvature is bigger, and resolution ratio is higher, and radius of curvature is smaller, and resolution ratio is lower, therefore water
Quasi- pipe radius of curvature determines the precision of level meter.Level meter is mainly used for examining flatness, the straight line of various lathes and workpiece
The horizontal position etc. of degree, verticality and equipment installation.Especially when surveying verticality, magnetic water level can be with absorption in vertical work
Make on face, do not help manually, alleviate labor intensity, avoids measurement error of human heat's radiation zone to level meter.
There are following technical problems for traditional technology:
Whether existing level meter can only measure horizontal, be unable to accurately obtain angle of inclination.
Utility model content
Based on this, it is necessary in view of the above technical problems, provide a kind of level measurement device, can both measure whether water
It is flat, it can also accurately obtain angle of inclination.
A kind of level measurement device, including:
First datum plate is provided with the first horizontal levelling tube in first datum plate;
Second datum plate is provided with horizontal the second level pipe in second datum plate;
Connecting plate, one end of the connecting plate is vertical with second datum plate, end of the connecting plate and described the
One end of two datum plates is fixedly connected, and the other end of the connecting plate and one end of first datum plate are hinged, described hinged
Centre of the place positioned at first datum plate end;
Laser range finder, the laser range finder are located at the phase of described first datum plate one end hinged with the connecting plate
The centre of opposite end;And
Retaining mechanism, the retaining mechanism are located at the hinged place.
Above-mentioned level measurement device is the center of the known and described hinged place to described using the length of the first datum plate
Second datum plate is constant at a distance from the center of one end that the connecting plate is fixedly connected to be also known, in addition one
(two acute angles are mutually remaining etc. during the cosine law, the alternate interior angle of parallel lines be equal and right angled triangle for the calculating of fixed geometrical relationship
Deng), it is only necessary to a laser range finder, it is only necessary to measure primary, whether horizontal can both measure, and can also accurately obtain and incline
Rake angle.
In other one embodiment, the retaining mechanism includes across the connecting plate and first datum plate
Bolt and the nut coordinated with the bolt thread.
In other one embodiment, the laser range finder includes:
Control chip;
The gyroscope being connected with the control chip;
The laser range sensor being connected with the control chip, the laser range sensor and laser emitter phase
Even, the laser range sensor is also connected with laser pickoff;
Receive the lens set of the laser that the laser emitter is sent out and the laser that the laser pickoff receives;It is described to swash
Optical receiver includes the snowslide pipe for the laser for receiving the lens set transmitting.
In other one embodiment, the model PIC32MX440F128HT-80I/PT of the control chip.
In other one embodiment, the model MPU6050 of the gyroscope.
In other one embodiment, the lens set includes object lens and receives the prism of the laser of the object lens transmitting
Group.
In other one embodiment, the prism group includes at least two prisms, and gluing connects between the prism,
The cemented surface of the prism is coated with spectro-film.
In other one embodiment, the plane of incidence of the laser of the reception object lens transmitting of the prism is coated with anti-reflection
Film.
In other one embodiment, the model AD500-9TO52S of the snowslide pipe.
In other one embodiment, the laser range finder further includes:Display module, the display module are to penetrate
Formula liquid crystal display, the through mode liquid crystal display are integrated with the lens set.
In other one embodiment, the model TTR1F2031 of the through mode liquid crystal display.
A kind of measurement method using any one of them level measurement device, including:
First datum plate is placed on plane to be measured;
Second datum plate is adjusted to horizontal, and the retaining mechanism is locked;
The laser range finder is measured using the laser range finder to fix with the connecting plate to second datum plate
The distance at the center of one end of connection;
Judge the center of one end that the laser range finder is fixedly connected with the connecting plate to second datum plate
Whether distance is equal to pre-determined distance;
If so, the planar horizontal to be measured;
If it is not, obtaining the length of first datum plate;
Obtain the center of one end that the center of the hinged place is fixedly connected to second datum plate with the connecting plate
Distance;
The inclination angle of the plane to be measured is calculated using following formula
Wherein, α is the inclination angle of the plane to be measured, L1It is the center of the hinged place to second datum plate and institute
State the distance at the center of one end that connecting plate is fixedly connected, L2It is the length of first datum plate, L3It is the laser range finder
To second datum plate at a distance from the center of one end that the connecting plate is fixedly connected.
A kind of measurement method using any one of them level measurement device, including:
First datum plate is placed on plane to be measured;
Judge whether first datum plate is horizontal by observing first levelling tube;
If so, the planar horizontal to be measured;
If it is not, second datum plate is adjusted to horizontal, and the retaining mechanism is locked;
The laser range finder is measured using the laser range finder to fix with the connecting plate to second datum plate
The distance at the center of one end of connection;
Obtain the length of first datum plate;
Obtain the center of one end that the center of the hinged place is fixedly connected to second datum plate with the connecting plate
Distance;
The inclination angle of the plane to be measured is calculated using following formula
Wherein, α is the inclination angle of the plane to be measured, L1It is the center of the hinged place to second datum plate and institute
State the distance at the center of one end that connecting plate is fixedly connected, L2It is the length of first datum plate, L3It is the laser range finder
To second datum plate at a distance from the center of one end that the connecting plate is fixedly connected.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of level measurement device provided by the embodiments of the present application.
Fig. 2 is the flow for the measurement method using any one of them level measurement device that one embodiment of the application provides
Figure.
Fig. 3 is the stream for the measurement method using any one of them level measurement device that the another embodiment of the application provides
Cheng Tu.
Fig. 4 is that the principle of the measurement method provided by the embodiments of the present application using any one of them level measurement device is shown
It is intended to.
Fig. 5 is that the principle of the measurement method provided by the embodiments of the present application using any one of them level measurement device is shown
It is intended to.
Fig. 6 is the structural schematic diagram of the laser range finder in a kind of level measurement device provided by the embodiments of the present application.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
It is a kind of structural schematic diagram of level measurement device provided by the embodiments of the present application refering to fig. 1.
A kind of level measurement device, including:First datum plate 100, the second datum plate 200, connecting plate 300, laser ranging
Instrument 400 and retaining mechanism 500.
The first horizontal levelling tube 110 is provided in first datum plate.
Horizontal the second level pipe 120 is provided in second datum plate.
One end of the connecting plate is vertical with second datum plate, the end of the connecting plate and second datum plate
One end be fixedly connected, one end of the other end of the connecting plate and first datum plate is hinged, and the hinged place is located at institute
State the centre at the first datum plate end.
The laser range finder is located at the centre of the opposite end of first datum plate and the hinged one end of the connecting plate.
Refering to the structural representation that Fig. 6 is the laser range finder in a kind of level measurement device provided by the embodiments of the present application
Figure.
In other one embodiment, the laser range finder includes:
Control chip 410;
The gyroscope 420 being connected with the control chip;
The laser range sensor 430 being connected with the control chip, the laser range sensor and laser emitter
440 are connected, and the laser range sensor is also connected with laser pickoff 450;
Receive the lens set 460 of the laser that the laser emitter is sent out and the laser that the laser pickoff receives;Institute
State the snowslide pipe 451 that laser pickoff includes the laser for receiving the lens set transmitting.
In other one embodiment, the model PIC32MX440F128HT-80I/PT of the control chip.
In other one embodiment, the model MPU6050 of the gyroscope.
In other one embodiment, the lens set includes object lens and receives the prism of the laser of the object lens transmitting
Group.
In other one embodiment, the prism group includes at least two prisms, and gluing connects between the prism,
The cemented surface of the prism is coated with spectro-film.
In other one embodiment, the plane of incidence of the laser of the reception object lens transmitting of the prism is coated with anti-reflection
Film.
In other one embodiment, the model AD500-9TO52S of the snowslide pipe.
In other one embodiment, the laser range finder further includes:Display module, the display module are to penetrate
Formula liquid crystal display, the through mode liquid crystal display are integrated with the lens set.
In other one embodiment, the model TTR1F2031 of the through mode liquid crystal display.
Laser range finder provided by the utility model, increases gyroscope in the structure, can effectively slow down Laser Measuring
The shake of distance meter, and can effectively determine by gyroscope the object of Laser emission, to reduce the launching deviation of laser
And the reception deviation of reflected light, the measurement accuracy of laser range finder is provided.
Chip is controlled by controlling laser range sensor, sends out laser to control laser emitter, the laser sent out
After propagating to target object, target object is reflected back reflected light (and laser), after laser pickoff receives reflected light, Laser Measuring
The positional distance of target object is calculated by the spread speed of laser and propagation time away from sensor.
Laser is sent out with covering of the fan, after laser is sent out by laser emitter, by gathering for lens set, with drop
The energy loss of the low laser sent out reduces laser and is propagating energy loss on the way to increase the spreading rate of laser, to
Improve computational accuracy.
Similarly, laser propagation to target object is that diffusing reflection occurs, the optical reflections such as refraction, what laser pickoff received
Reflected light is also covering of the fan, thus reflected light by enter after the gathering of lens set laser pickoff snowslide pipe (snowslide pipe
It is small to receive end area, reflected light enters snowslide pipe after the gathering of lens set, and can improve the receptance of reflected light), to carry
High computational accuracy.
The display module is through mode liquid crystal display, and the through mode liquid crystal display is integrated in the lens set
Together.This can reduce the volume of laser range finder.
The laser range finder of the utility model at least has the advantage that:
The laser range finder of the utility model, has installed gyroscope additional, can slow down in ranging process, due to laser range finder
Measurement error caused by shaking the range difference generated, to effectively improve measurement accuracy.Laser range sensor and Laser emission
Device is directly connected with laser range sensor respectively, also shortens the propagation distance of laser, reduces the energy loss of laser,
The measurement accuracy effectively improved.
By entering snowslide pipe after lens set, lens set can improve laser and enter the admission rate of snowslide pipe and accurate laser
Rate so that the more concentration that laser can focus improves the computational accuracy and data acquisition signal amount of measurement data, also improves sharp
The measurement accuracy of optar.
The retaining mechanism is located at the hinged place.
That is, can control the connecting plate and second datum plate using the locking mechanism, whether oneself turns
It is dynamic.
In other one embodiment, the retaining mechanism includes across the connecting plate and first datum plate
Bolt and the nut coordinated with the bolt thread.
Above-mentioned level measurement device is the center of the known and described hinged place to described using the length of the first datum plate
Second datum plate is constant at a distance from the center of one end that the connecting plate is fixedly connected to be also known, in addition one
(two acute angles are mutually remaining etc. during the cosine law, the alternate interior angle of parallel lines be equal and right angled triangle for the calculating of fixed geometrical relationship
Deng), it is only necessary to a laser range finder, it is only necessary to measure primary, whether horizontal can both measure, and can also accurately obtain and incline
Rake angle.
It is the measurement method using any one of them level measurement device that one embodiment of the application provides refering to Fig. 2
Flow chart.
A kind of measurement method using any one of them level measurement device, including:
S110, first datum plate is placed on plane to be measured.
S120, second datum plate is adjusted to horizontal, and the retaining mechanism is locked.
Specifically, second datum plate is adjusted to horizontal using the second level pipe.When stating the second datum plate tune
It is whole to arrive level, retaining mechanism is locked.
S130, the laser range finder is measured to second datum plate and the connecting plate using the laser range finder
The distance at the center of the one end being fixedly connected.
S140, judge in one end that the laser range finder is fixedly connected to second datum plate with the connecting plate
Whether the distance of the heart is equal to pre-determined distance, if so, executing S150, otherwise, executes S160.
Pre-determined distance is known, be first datum plate length and the hinged place center to second base
The bevel edge for the right angled triangle that quasi- plate is constituted at a distance from the center of one end that the connecting plate is fixedly connected for right-angle side.
S150, the then planar horizontal to be measured terminate to execute.
S160, the length for obtaining first datum plate.
It is appreciated that the length of first datum plate is known.
S170, one end that the center of the hinged place is fixedly connected with the connecting plate to second datum plate is obtained
The distance at center.
It is appreciated that one end that the center of the hinged place is fixedly connected with the connecting plate to second datum plate
The distance at center is also known, since the hinged place is located at first datum plate and the hinged one end of the connecting plate
Centre, during adjusting the position of the second datum plate, the center of the hinged place to second datum plate and the company
The distance at the center of one end that fishplate bar is fixedly connected is constant.
S180, the inclination angle that the plane to be measured is calculated using following formula
Wherein, α is the inclination angle of the plane to be measured, L1It is the center of the hinged place to second datum plate and institute
State the distance at the center of one end that connecting plate is fixedly connected, L2It is the length of first datum plate, L3It is the laser range finder
To second datum plate at a distance from the center of one end that the connecting plate is fixedly connected.
It is appreciated that the calculation formula of two kinds of situations if taking absolute value Fig. 4 and Fig. 5 is all unified.
Length using the first datum plate be the known and described hinged place center to second datum plate with it is described
The distance at the center of one end that connecting plate is fixedly connected is constant to be also known, in addition the meter of certain geometrical relationship
It calculates (two acute angles are mutually remaining etc. during the cosine law, the alternate interior angle of parallel lines be equal and right angled triangle), it is only necessary to a laser
Rangefinder, it is only necessary to measure primary, whether horizontal can both measure, and can also accurately obtain angle of inclination.
It is the measurement method using any one of them level measurement device that the another embodiment of the application provides refering to Fig. 3
Flow chart.
A kind of measurement method using any one of them level measurement device, including:
S210, first datum plate is placed on plane to be measured.
S220, judge whether first datum plate is horizontal by observing first levelling tube, if so, S230 is executed,
Otherwise, S240 is executed.
S230, the planar horizontal to be measured terminate to execute.
S240, second datum plate is adjusted to horizontal, and the retaining mechanism is locked.
Specifically, second datum plate is adjusted to horizontal using the second level pipe.When stating the second datum plate tune
It is whole to arrive level, retaining mechanism is locked.
S250, the laser range finder is measured to second datum plate and the connecting plate using the laser range finder
The distance at the center of the one end being fixedly connected.
S260, the length for obtaining first datum plate.
It is appreciated that the length of first datum plate is known.
S270, one end that the center of the hinged place is fixedly connected with the connecting plate to second datum plate is obtained
The distance at center.
It is appreciated that one end that the center of the hinged place is fixedly connected with the connecting plate to second datum plate
The distance at center is also known, since the hinged place is located at first datum plate and the hinged one end of the connecting plate
Centre, during adjusting the position of the second datum plate, the center of the hinged place to second datum plate and the company
The distance at the center of one end that fishplate bar is fixedly connected is constant.
S280, the inclination angle that the plane to be measured is calculated using following formula
Wherein, α is the inclination angle of the plane to be measured, L1It is the center of the hinged place to second datum plate and institute
State the distance at the center of one end that connecting plate is fixedly connected, L2It is the length of first datum plate, L3It is the laser range finder
To second datum plate at a distance from the center of one end that the connecting plate is fixedly connected.
It is appreciated that the calculation formula of two kinds of situations if taking absolute value Fig. 4 and Fig. 5 is all unified.
Length using the first datum plate be the known and described hinged place center to second datum plate with it is described
The distance at the center of one end that connecting plate is fixedly connected is constant to be also known, in addition the meter of certain geometrical relationship
It calculates (two acute angles are mutually remaining etc. during the cosine law, the alternate interior angle of parallel lines be equal and right angled triangle), it is only necessary to a laser
Rangefinder, it is only necessary to measure primary, whether horizontal can both measure, and can also accurately obtain angle of inclination.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (8)
1. a kind of level measurement device, which is characterized in that including:
First datum plate is provided with the first horizontal levelling tube in first datum plate;
Second datum plate is provided with horizontal the second level pipe in second datum plate;
Connecting plate, one end of the connecting plate is vertical with second datum plate, the end of the connecting plate and second base
One end of quasi- plate is fixedly connected, and the other end of the connecting plate and one end of first datum plate are hinged, the hinged place position
Centre in first datum plate end;
Laser range finder, the laser range finder are located at the opposite end of first datum plate and the hinged one end of the connecting plate
Centre;And
Retaining mechanism, the retaining mechanism are located at the hinged place.
2. level measurement device according to claim 1, which is characterized in that the retaining mechanism includes across the connection
The bolt of plate and first datum plate and nut with bolt thread cooperation.
3. level measurement device according to claim 1, which is characterized in that the laser range finder includes:
Control chip;
The gyroscope being connected with the control chip;
The laser range sensor being connected with the control chip, the laser range sensor are connected with laser emitter, institute
Laser range sensor is stated also to be connected with laser pickoff;
Receive the lens set of the laser that the laser emitter is sent out and the laser that the laser pickoff receives;The laser connects
Receive the snowslide pipe that device includes the laser for receiving the lens set transmitting.
4. level measurement device according to claim 3, which is characterized in that the model of the control chip
PIC32MX440F128HT-80I/PT。
5. level measurement device according to claim 3, which is characterized in that the model MPU6050 of the gyroscope.
6. level measurement device according to claim 3, which is characterized in that the lens set includes described in object lens and reception
The prism group of the laser of object lens transmitting.
7. level measurement device according to claim 6, which is characterized in that the prism group includes at least two prisms,
Glued connection, the cemented surface of the prism are coated with spectro-film between the prism.
8. level measurement device according to claim 6, which is characterized in that the reception object lens transmitting of the prism
The plane of incidence of laser is coated with anti-reflection film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721612595.1U CN208000118U (en) | 2017-11-28 | 2017-11-28 | Level measurement device with laser range finder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721612595.1U CN208000118U (en) | 2017-11-28 | 2017-11-28 | Level measurement device with laser range finder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208000118U true CN208000118U (en) | 2018-10-23 |
Family
ID=63836280
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721612595.1U Expired - Fee Related CN208000118U (en) | 2017-11-28 | 2017-11-28 | Level measurement device with laser range finder |
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| Country | Link |
|---|---|
| CN (1) | CN208000118U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113978655A (en) * | 2021-11-10 | 2022-01-28 | 上海外高桥造船有限公司 | Device for total assembly positioning and cabin capacity detection of container ship guide rail |
-
2017
- 2017-11-28 CN CN201721612595.1U patent/CN208000118U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113978655A (en) * | 2021-11-10 | 2022-01-28 | 上海外高桥造船有限公司 | Device for total assembly positioning and cabin capacity detection of container ship guide rail |
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Granted publication date: 20181023 Termination date: 20201128 |