CN206057566U - Laser scanning range-finding device - Google Patents
Laser scanning range-finding device Download PDFInfo
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- CN206057566U CN206057566U CN201621035709.6U CN201621035709U CN206057566U CN 206057566 U CN206057566 U CN 206057566U CN 201621035709 U CN201621035709 U CN 201621035709U CN 206057566 U CN206057566 U CN 206057566U
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- laser
- scanning range
- sensor devices
- power supply
- laser scanning
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Abstract
This utility model provides a kind of laser scanning range-finding device, it is related to range finding field, the device includes firm banking, angular encoder, rotation platform, motor, LASER Light Source, sensor devices, confession electricity transmission and data sink and reception device and data processing module；Motor drives rotation platform rotation by transmission belt；LASER Light Source and sensor devices are fixed on rotation platform, and sensor devices are used to receive the laser that the next LASER Light Source of reflection sends；It is fixed on firm banking for electricity transmission and data sink, power supply is received and wireless data transfer device is connected with rotation platform；Power supply is received and wireless data transfer device is used to receive data and the electric energy sent for electricity transmission and data sink；Power supply is received and wireless data transfer device is connected with sensor devices；Angular encoder is fixed on rotation platform；Data processing module is connected with angular encoder and sensor devices respectively.Present application addresses Compact Laser Radar internal components technical problem easy to wear.
Description
Technical field
This utility model is related to ranging technology field, more particularly, to a kind of laser scanning range-finding device.
Background technology
Optical scanning range unit is a kind of device for carrying out noncontact scanning range finding by structure light to target object.It is logical
Rotating mechanism is crossed by structure light beam to environmental scanning, can extraction of the reality to environment profile information.
Relative to methods such as ultrasound wave and depth cameras, laser has the features such as high coherence, high directivity, can be significantly
Measuring accuracy is improved, therefore is widely used on range unit.Laser distance measurement method has measuring speed fast, romote ranging
Feature, at present, many Indoor Robot systems all adopt laser ranging system as sensor, realize positioning, build map and
Obstacle.
Laser distance measurement method mainly has impulse method, time-of-flight method, phase method and triangular ranging method.Impulse method and phase place
Method needs longer stabilization time when finding range every time.Time-of-flight method needs multigroup optical texture camera lens to realize scanning range finding,
Overall structure size is larger, relatively costly.The measurement of triangular ranging method has the advantages that the time is short, application cost is low.
In order to solve size and Cost Problems, occur the Compact Laser Radar using triangular ranging principle, but this at present
The rotary part of kind device is powered and communicated to be needed to realize that using conducting slip ring etc. the signal of telecommunication between rotary body is transmitted, this machinery
Mechanism by strong influence bulk life time, situations such as easily there is abrasion in conducting slip ring.
Based on this, this utility model provides a kind of laser scanning range-finding device to solve above-mentioned technical problem.
Utility model content
The purpose of this utility model is to provide a kind of laser scanning range-finding device, of the prior art small-sized sharp to solve
Optical radar internal components are easy to wear, affect service life technical problem.
Based on above-mentioned purpose, this utility model provides a kind of laser scanning range-finding device, including firm banking, angle are compiled
Code device, rotary system, LDMS, for electricity transmission and data sink, power supply receive and wireless data transfer device
And data processing module；
The rotary system includes a rotation platform and motor；The rotation platform is fixed on described solid by support shaft
Determine on base；The support shaft is rotated with the firm banking and is connected；The motor drives the support shaft rotation by transmission belt
Turn；The motor is fixed on the firm banking；
The LDMS includes that LASER Light Source and sensor devices, the LASER Light Source and the sensor devices are fixed
On the rotation platform, the sensor devices are used to receive the laser that the next LASER Light Source of reflection sends；
Described to be fixed on the firm banking for electricity transmission and data sink, the power supply is received and wireless data
Transporter is connected with the rotation platform；The power supply is received and wireless data transfer device is used to receive described for electricity transmission
And the data that send of data sink and electric energy；
The power supply receive and wireless data transfer device respectively with the sensor devices, the angular encoder and described
LASER Light Source connects；
The angular encoder is fixed on the rotation platform；
The data processing module is fixed on the firm banking, and the data processing module is transmitted electrically with confession and data
Reception device connects.
Optionally, supporting table is additionally provided with below the rotation platform, the supporting table is affixed with the support shaft.
Optionally, lid is additionally provided with the supporting table；
The LDMS and the data processing module are respectively positioned in the upper lid；
Window is provided with the side wall of the upper lid, the LDMS is arranged towards the window.
Optionally, the supporting table is rounded；The upper lid is in cylinder；The external diameter of the upper lid and the support platform
External diameter it is identical.
Optionally, the power supply is received and wireless data transfer device is fixed on the lower section of the supporting table.
Optionally, the support shaft is multidiameter, and the support platform is placed on the cascaded surface of the support shaft.
Optionally, described to include resonance ejection coil for electricity transmission and data sink, the power supply is received and wireless
Data link includes the receiving coil that resonates, and electric energy passes through the resonance ejection coil and the resonance receiving coil
Mutual inductance magnetic coupling resonance is wirelessly transferred.
Optionally, it is described for electricity transmission and data sink and the power supply reception and wireless data transfer device it
Between data transfer adopt 2.4G radio communications.
Optionally, the 2.4G radio communications adopt bluetooth.
Optionally, the sensor devices include imager chip and imaging lens；The imaging lens are for by reflection laser
Collect on the imager chip；
The imager chip is CMOS or CCD.
The laser scanning range-finding device that this utility model is provided, after switching on power, motor rotation, by transmission belt band
Dynamic support shaft rotation, so as to platform rotation is rotated, the LASER Light Source transmitting laser on rotation platform reaches target object
On, reflected light enters sensor devices, so as to obtain the distance of laser instrument to sensor devices.As platform is rotated, so in the same manner, should
Device can obtain the arbitrarily angled range information in the range of 360 °.The positional information of the information and angular encoder of sensor devices leads to
Cross power supply reception and wireless data transfer device is passed to for passing to after electricity transmission and data sink in wireless mode
Data processing module, described data processing module melt to the position signalling of the signal of telecommunication and angular encoder of sensor devices
With obtain the environmental information of target object, then transfer out.Data processing module can adopt microprocessor.This
Application realizes environment noncontact scanning range finding by providing the one 360 ° continuous optical ranging systems for rotating.By Laser Measuring
Away from so that range measurement is more accurate.By the angular encoder installed, the angle information of rotation, one side negative feedback are measured
Stabilized (steady-state) speed, on the one hand outputs the angle information when pre-test, so as to obtain the distance of all objects and position in 360 degree
Put.
The characteristics of this utility model is, on the basis of existing laser ranging means, to change the electricity consumption of sensor devices
Form, by described for electricity transmission and data sink and the power supply reception and wireless data transfer device, using magnetic
Coupled resonance mode wireless power transmission, without the need for wire slip ring, reduces the friction and vibrations of revolving part and fixture, increased range finding
The reliability of system, extends device service life.
Description of the drawings
In order to be illustrated more clearly that this utility model specific embodiment or technical scheme of the prior art, below will be right
Needed for specific embodiment or description of the prior art, accompanying drawing to be used is briefly described, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is the explosive view of the laser scanning range-finding device that this utility model embodiment one is provided；
Fig. 2 is the laser scanning range-finding device scheme of installation shown in Fig. 1.
Reference：
Cover on 1-；2- LASER Light Sources；3- rotation platforms；
4- supporting tables；5- is for transmitting electrically and counting 6- firm bankings；
According to reception device；
7- powers and receives and without 8- motors；9- sensor devices.
Line data link；
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is a part of embodiment of this utility model, rather than the embodiment of whole.Based on the embodiment in this utility model, this
The every other embodiment obtained under the premise of creative work is not made by field those of ordinary skill, belongs to practical
Novel protected scope.
In description of the present utility model, it should be noted that term " " center ", " on ", D score, "left", "right", " perpendicular
Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outward " is, based on orientation shown in the drawings or position relationship, to be only
For the ease of describe this utility model and simplify description, rather than indicate or imply indication device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " being connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly
Connection；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in this utility model.
Embodiment one
As shown in Figure 1-2, in the present embodiment there is provided a kind of laser scanning range-finding device, the laser scanning and ranging dress
Put including firm banking 6, angular encoder, rotary system, LDMS, confession electricity transmission and data sink 5, power supply
Receive and wireless data transfer device 7 and data processing module；
The rotary system includes a rotation platform 3 and motor 8；The rotation platform 3 is fixed on institute by support shaft
State on firm banking 6；The support shaft is rotated with the firm banking 6 and is connected；The motor 8 drives described by transmission belt
Support axle rotation；The motor 8 is fixed on the firm banking 6；
The LDMS includes LASER Light Source 2 and sensor devices 9, the LASER Light Source 2 and the sensor devices 9
It is fixed on the rotation platform 3, the sensor devices 9 are used to receive the laser that the next LASER Light Source 2 of reflection sends；
Described to be fixed on the firm banking 6 for electricity transmission and data sink 5, the power supply is received and without line number
It is connected with the rotation platform 3 according to transporter 7；The power supply is received and wireless data transfer device 7 is used to receive the confession
Data and electric energy that electricity transmission and data sink 5 send；
It is described power supply receive and wireless data transfer device 7 respectively with the sensor devices 9, the angular encoder and institute
State LASER Light Source 2 to connect；
The angular encoder is fixed on the rotation platform 3；
The data processing module is fixed on the firm banking 6, and the data processing module is transmitted electrically with confession and number
Connect according to reception device.
The laser scanning range-finding device that this utility model is provided, after switching on power, motor 8 rotates, by transmission belt
Support shaft rotation is driven, is rotated so as to platform 3 is rotated, the transmitting laser of LASER Light Source 2 on rotation platform 3 reaches target
On object, reflected light enters sensor devices 9, so as to obtain the distance of laser instrument to sensor devices 9.As platform is rotated, so
In the same manner, the device can obtain the arbitrarily angled range information in the range of 360 °.Described data processing module is to sensor devices 9
The position signalling of the signal of telecommunication and angular encoder carries out warm, obtains the environmental information of target object, then transfers out.
Data processing module can adopt microprocessor.Optical ranging systems of the application by one 360 ° continuous rotations of offer,
Realize environment noncontact scanning range finding.By laser ranging so that range measurement is more accurate.By the angular coding installed
Device, measures the angle information of rotation, and on the one hand one side negative feedback stabilized (steady-state) speed outputs the angle information when pre-test, from
And obtain the distance of all objects and position in 360 degree.
The characteristics of this utility model is, on the basis of existing laser ranging means, to change the electricity consumption of sensor devices 9
Form, is received and wireless data transfer device for electricity transmission and data sink 5 and the power supply by described, using magnetic
Coupled resonance mode wireless power transmission, without the need for wire slip ring, reduces the friction and vibrations of revolving part and fixture, increased range finding
The reliability of system, extends device service life.
Such as Fig. 1-2, in the alternative of the present embodiment, supporting table 4 below the rotation platform 3, is additionally provided with, described
Support platform 4 is affixed with the support shaft.
By support platform, the rotation platform 3 is more consolidated, 4 area of supporting table is larger, be easily installed lid etc.
Remaining device.
Further, lid 1 is additionally provided with the supporting table 4；
The LDMS and the data processing module are respectively positioned in the upper lid 1；
Window is provided with the side wall of the upper lid 1, the LDMS is arranged towards the window.
In setting lid 1 be in order to protect 2 grade equipment of LASER Light Source, meanwhile, arrange window, be for convenience laser project and
Receive, laser is unobstructed.
Further, the supporting table 4 is rounded；The upper lid 1 is in cylinder；The external diameter of the upper lid 1 with described
The external diameter of support platform is identical.
Circular supporting table 4 is good to process, and steadily of centre of gravity during rotation will not be rocked.External diameter identical form is made, is also allowed for
Processing and installation, it is overall more aesthetically pleasing.Preferably, the firm banking 6 is also configured as cylinder, external diameter and the supporting table 4
Identical, 8 grade part of motor is located in firm banking 6, and such whole device is cylindrical in one, elegant in appearance.
Further, the power supply is received and wireless data transfer device 7 is fixed on the lower section of the supporting table 4.
So arrange, more enter apart from wireless data and power supply dispensing device, middle without stopping, more preferably, electric energy is passed signal
Pass in hgher efficiency.
Further, the support shaft is multidiameter, and the support platform is placed on the cascaded surface of the support shaft.
Multidiameter can play firm support to support platform, and whole device is more steady, and device will not be rocked.
It is in the alternative of the present embodiment, described to include resonance ejection coil for electricity transmission and data sink 5, it is described
Power supply receive and wireless data transfer device 7 include resonate receiving coil, electric energy pass through the resonance ejection coil and
The resonance receiving coil mutual inductance magnetic coupling resonance is wirelessly transferred.
It is existing for electricity transmission and data sink 5, typically by power management module, agitator, power amplifier, humorous
The transmitting coil etc. that shakes is constituted, and power supply is received and wireless data transfer device 7 is then adjusted by resonance receiving coil, control circuit, electric current
The compositions such as reason circuit.The mutual inductance magnetic coupling resonance that passes through of electric energy is wirelessly transferred.Wireless power, is a kind of convenient and safe new
Technology, without the need for any connection physically, electric energy closely can contactlessly be transferred to load.It is actually in-plant wireless
Power supply technique just occurred before more than 100 years, now by electromagnetic induction come to carry out wireless power be highly developed skill
Art.
Further, it is described to receive for electricity transmission and data sink 5 and the power supply and Wireless data transmission dress
The data transfer put between 7 adopts 2.4G radio communications.Preferably, the 2.4G radio communications adopt bluetooth.Certainly
Can adopt, WIFI, ZigBee, RF radio frequencies, the wireless technology such as low frequency shortwave.
In the alternative of the present embodiment, the sensor devices 9 include imager chip and imaging lens；The imaging lens
For reflection laser is collected in the imager chip；
The imager chip is CMOS or CCD.
Described imager chip and described imaging lens are into the angle more than 90 ° and less than 180 °；Described imaging lens
Head central optical axis are more than 0 ° angle less than 90 ° into one with the vertical line of the LASER Light Source 2.Convenient peace is disposed to so
Dress, this can arrange different angles to different device model etc..Sensor devices 9 and LASER Light Source 2 using existing product are
Can, technology full maturity.The application is by the LASER Light Source 2 by laser beam irradiation to target object；Object pair
The laser beam that described LASER Light Source 2 is produced is reflected；Reflected light is converged on imager chip, chip by imaging len
Picture signal is changed into into the signal of telecommunication；The data processing module enters to the position signalling of the described signal of telecommunication and angular encoder
Row is warm, obtains the environmental information of target object, has finally given whole environmental information in range finding distance and 360 degree, i.e., respectively
The distance of individual object and relative position.
Finally it should be noted that：Various embodiments above is only illustrating the technical solution of the utility model, rather than which is limited
System；Although being described in detail to this utility model with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：Which still can be modified to the technical scheme described in foregoing embodiments, or to which part or whole
Technical characteristic carries out equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from this practicality new
The scope of each embodiment technical scheme of type.
Claims (10)
1. a kind of laser scanning range-finding device, it is characterised in that including firm banking, angular encoder, rotary system, Laser Measuring
Receive and wireless data transfer device and data processing module away from system, for electricity transmission and data sink, power supply；
The rotary system includes a rotation platform and motor；The rotation platform is fixed on the fixed bottom by support shaft
On seat；The support shaft is rotated with the firm banking and is connected；The motor drives the support shaft rotation by transmission belt；Institute
State motor to be fixed on the firm banking；
The LDMS includes that LASER Light Source and sensor devices, the LASER Light Source and the sensor devices are fixed on institute
State on rotation platform, the sensor devices are used to receive the laser that the next LASER Light Source of reflection sends；
Described to be fixed on the firm banking for electricity transmission and data sink, the power supply is received and Wireless data transmission
Device is connected with the rotation platform；It is described power supply receive and wireless data transfer device be used for receive it is described for electricity transmission and number
The data sent according to reception device and electric energy；
It is described power supply receive and wireless data transfer device respectively with the sensor devices, the angular encoder and the laser
Light source connects；
The angular encoder is fixed on the rotation platform；
The data processing module is fixed on the firm banking, and the data processing module is transmitted electrically with confession and data receiver
Device connects.
2. laser scanning range-finding device according to claim 1, it is characterised in that be additionally provided with below the rotation platform
Supporting table, the supporting table are affixed with the support shaft.
3. laser scanning range-finding device according to claim 2, it is characterised in that be additionally provided with the supporting table
Lid；
The LDMS and the data processing module are respectively positioned in the upper lid；
Window is provided with the side wall of the upper lid, the LDMS is arranged towards the window.
4. laser scanning range-finding device according to claim 3, it is characterised in that the supporting table is rounded；On described
Lid is in cylinder；The external diameter of the upper lid is identical with the external diameter of the support platform.
5. laser scanning range-finding device according to claim 3, it is characterised in that the power supply reception and wireless data are passed
Device is sent to be fixed on the lower section of the supporting table.
6. laser scanning range-finding device according to claim 3, it is characterised in that the support shaft is multidiameter, described
Support platform is placed on the cascaded surface of the support shaft.
7. laser scanning range-finding device according to claim 1, it is characterised in that described for electricity transmission and data receiver dress
Put including resonance ejection coil, the power supply reception and wireless data transfer device include the receiving coil that resonates, the transmission of electric energy
It is wirelessly transferred by the resonance ejection coil and the resonance receiving coil mutual inductance magnetic coupling resonance.
8. laser scanning range-finding device according to claim 7, it is characterised in that described for electricity transmission and data receiver dress
Put and the data transfer between the power supply reception and wireless data transfer device adopts 2.4G radio communications.
9. laser scanning range-finding device according to claim 8, it is characterised in that the 2.4G radio communications are using blue
Tooth.
10. laser scanning range-finding device according to claim 1, it is characterised in that the sensor devices include being imaged core
Piece and imaging lens；The imaging lens are for collecting in the imager chip by reflection laser；
The imager chip is CMOS or CCD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621035709.6U CN206057566U (en) | 2016-08-31 | 2016-08-31 | Laser scanning range-finding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621035709.6U CN206057566U (en) | 2016-08-31 | 2016-08-31 | Laser scanning range-finding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206057566U true CN206057566U (en) | 2017-03-29 |
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ID=58375251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201621035709.6U Active CN206057566U (en) | 2016-08-31 | 2016-08-31 | Laser scanning range-finding device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106383353A (en) * | 2016-08-31 | 2017-02-08 | 北京创想智控科技有限公司 | Laser scanning distance measurement device and method |
| CN108120431A (en) * | 2017-12-12 | 2018-06-05 | 扬州博佧光电科技有限公司 | Laser leveler |
| CN109343033A (en) * | 2018-09-19 | 2019-02-15 | 中国电子科技集团公司第三十八研究所 | A kind of time-multiplexed laser radar emission system based on diffraction beam splitting element |
-
2016
- 2016-08-31 CN CN201621035709.6U patent/CN206057566U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106383353A (en) * | 2016-08-31 | 2017-02-08 | 北京创想智控科技有限公司 | Laser scanning distance measurement device and method |
| CN108120431A (en) * | 2017-12-12 | 2018-06-05 | 扬州博佧光电科技有限公司 | Laser leveler |
| CN109343033A (en) * | 2018-09-19 | 2019-02-15 | 中国电子科技集团公司第三十八研究所 | A kind of time-multiplexed laser radar emission system based on diffraction beam splitting element |
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