CN206132998U - Magnetic suspension optical scan range unit - Google Patents
Magnetic suspension optical scan range unit Download PDFInfo
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- CN206132998U CN206132998U CN201621034457.5U CN201621034457U CN206132998U CN 206132998 U CN206132998 U CN 206132998U CN 201621034457 U CN201621034457 U CN 201621034457U CN 206132998 U CN206132998 U CN 206132998U
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- power supply
- magnetic suspension
- range unit
- optical scanning
- scanning range
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Abstract
The utility model provides a magnetic suspension optical scan range unit relates to the range finding field, and magnetic suspension optical scan range unit includes unable adjustment base, angle encoder, rotating system, laser rangefinder system, power supply conveying and data sink, power supply receipt and wireless data conveyer and data processing module, the rotation of laser rangefinder system is passed through magnetic levitation device and is realized, has avoided mechanical wear, the power supply is received and wireless data conveyer is used for receiving data and the electric energy that the power supply conveyed and data sink sends, the power supply is received and wireless data conveyer gives the laser rangefinder mains power supply, the electric wire wearing and tearing have been avoided. This application has been solved the inside device of the small -size laser radar among the prior art and been has easily has been worn and torn, influences life's technical problem.
Description
Technical field
This utility model is related to ranging technology field, more particularly, to a kind of magnetic suspension optical scanning range unit.
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.And prior art revolving part and fixture
Between by bearings, and rotation is driven by modes such as gear, belt pulleys, there is mechanical wear, impact life-span.And exist
Mechanical vibration, the problem that datum mark is unbalance affect measurement result so that precision is reduced.
Based on this, this utility model is asked with solving above-mentioned technology there is provided a kind of magnetic suspension optical scanning range unit
Topic.
Utility model content
The purpose of this utility model is to provide a kind of magnetic suspension optical scanning range unit, of the prior art to solve
Compact Laser Radar internal components are easy to wear, affect service life technical problem.
Based on above-mentioned purpose, this utility model provides a kind of magnetic suspension optical scanning range unit, including firm banking,
Angular encoder, rotary system, LDMS, for electricity transmission and data sink, power supply receive and wireless data pass
Send device and data processing module；
The rotary system includes the permanent magnet of rotation platform, motor, magnetic guiding loop and an annular；The permanent magnet and institute
State firm banking and rotate connection；
The permanent magnet is provided centrally with needle shaft nest；Described needle shaft one end is inserted in the needle shaft nest, the needle shaft
The other end is affixed with the inwall of the magnetic guiding loop；The upper end of the magnetic guiding loop is connected with the rotation platform；The motor it is defeated
Shaft is connected with the permanent magnet；
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 data sink sends electric energy, and to its transmission data；
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 magnetic guiding loop.
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, 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.
Optionally, the firm banking is in cylinder.
The magnetic suspension optical scanning range unit that this utility model is provided, after switching on power, motor rotation drives forever
Magnet rotates, the magnetic direction of the change that permanent magnet is produced, and platform rotation is rotated by magnetic guiding loop, swashing on rotation platform
Radiant launch laser, reach target object on, reflected light enters sensor devices, so as to obtain laser instrument to sensor devices away from
From.As platform is rotated, so in the same manner, the device can obtain the arbitrarily angled range information in the range of 360 °.Sensor devices
The positional information of information and angular encoder is received by powering and wireless data transfer device is passed in wireless mode
For passing to data processing module after electricity transmission and data sink, the signal of telecommunication of described data processing module to sensor devices
Carry out with the position signalling of angular encoder warm, obtain the environmental information of target object, then transfer out.At data
Reason module can adopt microprocessor.The application realizes ring by providing the one 360 ° continuous optical ranging systems for rotating
Border noncontact scanning range finding.By laser ranging so that range measurement is more accurate.By the angular encoder installed, metering
The angle information of rotation, one side negative feedback 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.
The characteristics of this utility model is, on the basis of existing laser ranging means, to change sensor devices and laser
The electricity consumption form of light source etc., by described for electricity transmission and data sink and the power supply reception and Wireless data transmission
Device, using magnetic coupling resonance mode wireless power transmission, without the need for wire slip ring, reduces the friction and shake of revolving part and fixture
It is dynamic, the reliability of range-measurement system is increased, device service life is extended.
Meanwhile, the rotation of the rotation platform of the application is the rotation driven by magnetic suspension, when motor rotates, by forever
, there is synchronous rotary in the change of magnet magnetic phase place, the magnetic direction change at magnetic guiding loop, in rotary course, mechanical vibration is led to
Offer one permanent magnet, magnetic guiding loop, needle shaft support component are provided, are capable of achieving rotation platform and are in magnetic suspension state, enlargement for
The use condition of high speed ranging environment.
Based on this, this utility model can be used for ultrahigh speed range finding condition, compact dimensions, mechanical wearing terrain, mechanical
Noise, because adopting laser measurement, more existing product possesses long-life, noiselessness, high accuracy, remote feature.
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.
The blast of the magnetic suspension optical scanning range unit that Fig. 1 is provided for this utility model embodiment is illustrated；
Rearviews of the Fig. 2 for Fig. 1；
Fig. 3 is the figure of the magnetic suspension optical scanning range unit magnetic conduction loop section shown in Fig. 1.
Reference：
1- LASER Light Sources；2- permanent magnets；3- is for electricity transmission and data sink；
Cover on 4-；5- sensor devices；6- rotation platforms；
7- supporting tables；8- firm bankings；9- powers and receives and wireless data transfer device；
10- needle shaft nests；11- magnetic guiding loops；12- needle shafts.
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 Figure 1-3, in the present embodiment there is provided a kind of magnetic suspension optical scanning range unit, the magnetic suspension light
Learning scanning range unit includes that firm banking 8, angular encoder, rotary system, LDMS, confession electricity transmission and data connect
Receiving apparatus 3, power supply are received and wireless data transfer device 9 and data processing module；
The rotary system includes the permanent magnet 2 of a rotation platform 6, motor, magnetic guiding loop 11 and annular；The permanent magnet
2 are connected with the rotation of the firm banking 8；The permanent magnet 2 is provided centrally with needle shaft nest 10；12 one end of the needle shaft is inserted into
In the needle shaft nest 10,12 other end of the needle shaft is affixed with the inwall of the magnetic guiding loop 11；The upper end of the magnetic guiding loop 11 with
The rotation platform 6 connects；The output shaft of the motor is connected with the permanent magnet 2；
The LDMS includes LASER Light Source 1 and sensor devices 5, the LASER Light Source 1 and the sensor devices 5
It is fixed on the rotation platform 6, the sensor devices 5 are used to receive the laser that the next LASER Light Source 1 of reflection sends；
Described to be fixed on the firm banking 8 for electricity transmission and data sink 3, the power supply is received and without line number
It is connected with the rotation platform 6 according to transporter 9；The power supply is received and wireless data transfer device 9 is used to receive the confession
Data and electric energy that electricity transmission and data sink 3 send；
It is described power supply receive and wireless data transfer device 9 respectively with the sensor devices, the angular encoder and institute
State LASER Light Source connection；The angular encoder is fixed on the rotation platform 6；
The data processing module is fixed on the firm banking 8, and the data processing module is transmitted electrically with confession and number
Connect according to reception device.
The magnetic suspension optical scanning range unit that this utility model is provided, after switching on power, motor rotation drives forever
Magnet 2 rotates, the magnetic direction of the change that permanent magnet 2 is produced, and platform 6 is rotated by magnetic guiding loop 11 and rotates, rotation platform 6
On the transmitting laser of LASER Light Source 1, reach on target object, reflected light enters sensor devices 5, so as to obtain laser instrument to photosensitive
The distance of device 5.As platform is rotated, so in the same manner, the device can obtain the arbitrarily angled range information in the range of 360 °.Institute
The data processing module stated carries out warm to the position signalling of the signal of telecommunication and angular encoder of sensor devices 5, obtains object
The environmental information of body.By providing the one 360 ° continuous optical ranging systems for rotating, the application realizes that environment noncontact is scanned
Range finding.By laser ranging so that range measurement is more accurate.By the angular encoder installed, the angle letter of rotation is measured
On the one hand breath, one side negative feedback stabilized (steady-state) speed output the angle information when pre-test, own so as to obtain in 360 degree
The distance of object and position.
The characteristics of this utility model is, on the basis of existing laser ranging means, to change sensor devices and laser
The electricity consumption form of light source etc., by described for electricity transmission and data sink and the power supply reception and Wireless data transmission
Device, using magnetic coupling resonance mode wireless power transmission, without the need for wire slip ring, reduces the friction and shake of revolving part and fixture
It is dynamic, the reliability of range-measurement system is increased, device service life is extended.
Meanwhile, the rotation of the rotation platform 6 of the application is the rotation driven by magnetic suspension, when motor rotates, is passed through
, there is synchronous rotary in the change of 2 magnetic phase place of permanent magnet, the magnetic direction change at magnetic guiding loop 11, in rotary course, mechanical is shaken
It is dynamic, by providing permanent magnet 2, magnetic guiding loop 11,12 support component of needle shaft, it is capable of achieving rotation platform 6 and is in magnetic suspension state,
Enlargement is for the use condition of high speed ranging environment.
Based on this, this utility model can be used for ultrahigh speed range finding condition, compact dimensions, mechanical wearing terrain, mechanical
Noise, because adopting laser measurement, more existing product possesses long-life, noiselessness, high accuracy, remote feature.
Such as Fig. 1-3, in the alternative of the present embodiment, supporting table 7 below the rotation platform 6, is additionally provided with, described
Support platform 7 is affixed with the magnetic guiding loop 11.
By support platform, the rotation platform 6 is made more to consolidate, 7 area of supporting table is larger, is easily installed lid 4
In remaining device.
Further, lid 4 is additionally provided with the supporting table 7；
The LDMS and the data processing module are respectively positioned in the upper lid 4；
Window is provided with the side wall of the upper lid 4, the LDMS is arranged towards the window.
In setting lid 4 be in order to protect 1 grade equipment of LASER Light Source, meanwhile, arrange window, be for convenience laser project and
Receive, laser is unobstructed.
Further, the supporting table 7 is rounded；The upper lid 4 is in cylinder；The external diameter of the upper lid 4 with described
The external diameter of support platform is identical.
Circular supporting table 7 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 8 is also configured as cylinder, external diameter and the supporting table 7
Identical, the part such as motor is located in firm banking 8, and such whole device is cylindrical in one, elegant in appearance.
Further, the power supply is received and wireless data transfer device 9 is fixed on the lower section of the supporting table 7.
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.
It is in the alternative of the present embodiment, described to include resonance ejection coil for electricity transmission and data sink 3, it is described
Power supply receive and wireless data transfer device 9 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 3, 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 9 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 3 and the power supply and Wireless data transmission dress
The data transfer put between 9 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 5 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 1.Convenient peace is disposed to so
Dress, this can arrange different angles to different device model etc..Sensor devices 5 and LASER Light Source 1 using existing product are
Can, technology full maturity.The application is by the LASER Light Source 1 by laser beam irradiation to target object；Object pair
The laser beam that described LASER Light Source 1 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.
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 magnetic suspension optical scanning range unit, it is characterised in that including firm banking, angular encoder, rotary system,
LDMS, confession electricity transmission and data sink, power supply are received and wireless data transfer device and data processing module；
The rotary system includes the permanent magnet of rotation platform, motor, magnetic guiding loop and an annular；The permanent magnet is solid with described
Determine base rotation connection；
The permanent magnet is provided centrally with needle shaft nest；Described needle shaft one end is inserted in the needle shaft nest, and the needle shaft is another
End is affixed with the inwall of the magnetic guiding loop；The upper end of the magnetic guiding loop is connected with the rotation platform；The output shaft of the motor
It is connected with the permanent magnet；
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
Electric energy is sent according to reception device, and to its transmission data；
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. magnetic suspension optical scanning range unit according to claim 1, it is characterised in that below the rotation platform also
Supporting table is provided with, the supporting table is affixed with the magnetic guiding loop.
3. magnetic suspension optical scanning range unit according to claim 2, it is characterised in that also set up in the supporting table
There is upper 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. magnetic suspension optical scanning range unit according to claim 3, it is characterised in that the supporting table is rounded；
The upper lid is in cylinder；The external diameter of the upper lid is identical with the external diameter of the support platform.
5. magnetic suspension optical scanning range unit according to claim 3, it is characterised in that the power supply is received and wireless
Data link is fixed on the lower section of the supporting table.
6. magnetic suspension optical scanning range unit according to claim 1, it is characterised in that described for electricity transmission and data
Reception device includes that resonance ejection coil, the power supply reception and wireless data transfer device include the receiving coil that resonates, electric energy
Pass through the resonance ejection coil and the resonance receiving coil mutual inductance magnetic coupling resonance is wirelessly transferred.
7. magnetic suspension optical scanning range unit according to claim 6, it is characterised in that described for electricity transmission and data
Data transfer between reception device and the power supply reception and wireless data transfer device adopts 2.4G radio communications.
8. magnetic suspension optical scanning range unit according to claim 7, it is characterised in that the 2.4G radio communications
Using bluetooth.
9. magnetic suspension optical scanning range unit according to claim 1, it is characterised in that the sensor devices include into
As chip and imaging lens；The imaging lens are for collecting in the imager chip by reflection laser；
The imager chip is CMOS or CCD.
10. magnetic suspension optical scanning range unit according to claim 1, it is characterised in that firm banking is in cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621034457.5U CN206132998U (en) | 2016-08-31 | 2016-08-31 | Magnetic suspension optical scan range unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621034457.5U CN206132998U (en) | 2016-08-31 | 2016-08-31 | Magnetic suspension optical scan range unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206132998U true CN206132998U (en) | 2017-04-26 |
Family
ID=58568428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621034457.5U Active CN206132998U (en) | 2016-08-31 | 2016-08-31 | Magnetic suspension optical scan range unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN206132998U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106443690A (en) * | 2016-08-31 | 2017-02-22 | 北京创想智控科技有限公司 | Magnetic suspension optical scanning range finding device and method |
| CN107249099A (en) * | 2017-06-12 | 2017-10-13 | 广东工业大学 | A kind of detection device |
-
2016
- 2016-08-31 CN CN201621034457.5U patent/CN206132998U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106443690A (en) * | 2016-08-31 | 2017-02-22 | 北京创想智控科技有限公司 | Magnetic suspension optical scanning range finding device and method |
| CN106443690B (en) * | 2016-08-31 | 2023-11-24 | 北京创想智控科技有限公司 | Magnetic suspension optical scanning distance measuring device and method |
| CN107249099A (en) * | 2017-06-12 | 2017-10-13 | 广东工业大学 | A kind of detection device |
| CN107249099B (en) * | 2017-06-12 | 2020-08-11 | 广东工业大学 | Detection device |
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