CN206479637U - Laser triangulation radar - Google Patents
Laser triangulation radar Download PDFInfo
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- CN206479637U CN206479637U CN201720046217.5U CN201720046217U CN206479637U CN 206479637 U CN206479637 U CN 206479637U CN 201720046217 U CN201720046217 U CN 201720046217U CN 206479637 U CN206479637 U CN 206479637U
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- rotation platform
- communication module
- power supply
- laser triangulation
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Abstract
The utility model discloses a kind of laser triangulation radar, including：Rotation platform and base, rotation platform are rotated by rotary shaft around the base；It is separately positioned on the communication module on base and rotation platform；It is separately positioned on base and rotation platform and the module that wireless power is transmitted is realized by electromagnetic coupled；And for the multiple raster grids circumferentially disposed along rotary shaft tested the speed and test the speed to pipe, test the speed and form pulse signal when being used for pipe by the multiple raster grid, and the velocity information that the rotation platform rotates around the base is obtained according to the pulse signal of formation.The utility model has the following advantages that：By wireless power transport module and communication module, the scheme for being conducted electricity and being communicated using rotary slip ring is instead of, the service life of equipment is effectively improved.
Description
Technical field
The utility model is related to Radar Technology field, and in particular to a kind of laser triangulation radar.
Background technology
Laser triangulation radar is all made up of base and rotation platform, is supplied to realize from base to rotation platform
Electricity and communication, are realized using rotary slip ring at present.And rotary slip ring is because manufacturing process is with regard to product performance problem, rotation
The life-span of slip ring is all very short, has had a strong impact on the service life of laser triangulation radar.
Utility model content
The utility model is intended at least solve one of above-mentioned technical problem.
Therefore, the purpose of this utility model is to propose a kind of laser triangulation radar, to improve laser triangulation
The service life of radar.
To achieve these goals, embodiment of the present utility model discloses a kind of laser triangulation radar, including：Rotation
Turn platform and base, the rotation platform is rotated by rotary shaft around the base；First communication module and second communication module,
The first communication module is arranged on the rotation platform, and the second communication module is arranged on the base, and described
One communication module and the second communication module are used to realize optic communication；Brushless electric machine, power supply transmit coil and power supply receive line
Circle, the brushless electric machine is arranged on the base, power supply one of the transmit coil and the power supply receiving coil
It is arranged on the base, another is arranged on the rotation platform；Multiple light transmission influence media and tested the speed to pipe,
The multiple light transmission influence medium and it is described test the speed to being arranged on the rotation platform one of in pipe, another
It is arranged on the base, the multiple light transmission influence dielectric distance is set and the multiple light transmission influence medium group
Described to test the speed on pipe around the multiple light transmission influence medium composition circular rotating into circle, described test the speed is used to pass through to pipe
Pulse signal is formed when crossing the gap between the multiple light transmission influence medium of the multiple light transmission influence medium, and
The velocity information that the rotation platform rotates around the base is obtained according to the pulse signal of formation.
According to the laser triangulation radar of the utility model embodiment, pass through the rotation platform and base in brushless electric machine
It is upper that wireless power transport module and wireless communication module are set respectively, it instead of the side for being conducted electricity and being communicated using rotary slip ring
Case, effectively improves the service life of equipment.
In addition, can also have skill additional as follows according to the laser triangulation radar of the utility model above-described embodiment
Art feature：
Further, the base on the opposite face of the rotation platform with being provided with groove, and the brushless electric machine is arranged on
In the groove.
Further, the rotary shaft is the output shaft of the brushless electric machine, the rotation platform and the brushless electric machine
Output shaft be fixedly connected.
Further, the multiple light transmission influence medium is set at equal intervals, the multiple light transmission influence medium
In at least one width of described light transmission influence medium along the circular direction and remaining light transmission influence medium edge
The width of the circular direction is different.
Further, it is provided with the rotation platform on first sleeve, the base and is provided with the second sleeve pipe, described
Two sleeve structures are socketed in its of the outside of the first sleeve structure, the power supply transmit coil and the power supply receiving coil
One of be arranged in the first sleeve, another is arranged on second sleeve pipe.
Further, the 3rd sleeve pipe is set, and the 3rd sleeve pipe is located in the groove, the power supply hair on rotation platform
One of sending coil and the power supply receiving coil are arranged on the 3rd sleeve pipe, and another is arranged on the groove
On madial wall.
Further, the central axis of the power supply transmit coil, the power supply receiving coil and the rotary shaft is overlapped.
Further, the first communication module includes the first light source and the first optical-electrical converter, and first light source is used
In transmitting optic communication signal, first optical-electrical converter is used to receive optic communication signal and is converted to electric signal；Described second
Communication module includes secondary light source and the second optical-electrical converter, and the secondary light source is used to launch optic communication signal, described second
Optical-electrical converter is used to receive optic communication signal；Wherein, first light source, first optical-electrical converter, second light
The central axis that source and second optical-electrical converter are close to the rotary shaft is set.
Further, the first communication module and the second communication module are wireless communication module.
Further, the first communication module and the second communication module are close to the central axis of the rotary shaft
Set.
Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage will from description of the accompanying drawings below to embodiment is combined
Become substantially and be readily appreciated that, wherein：
Fig. 1 is the sectional view of the laser triangulation radar of the utility model one embodiment；
Fig. 2 is the structural representation that dependency structure is set on the base and base of the utility model one embodiment；
Fig. 3 is the structural representation that dependency structure is set on the base and base of the utility model another embodiment；
Fig. 4 is the structural representation that dependency structure is set on the base and base of the utility model another embodiment；
Fig. 5 is the sectional view of the laser triangulation radar of the utility model another embodiment.
Description of reference numerals：
1- rotation platforms, 2- bases, 3- light transmission influence medium, 301- initial effects media, 4- tests the speed to pipe, 5- without
Brush motor, 6- powers transmit coil, and 7- powers receiving coil, 801- infrared receivers LED, 802- infrared transmission LED, 803- rotations
Platform motherboard, the infrared transmission LED of 901-, 902- infrared receivers LED, 903- base mainboard.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and it is not intended that to of the present utility model
Limitation.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicate
Or imply that the device or element of meaning must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For to limitation of the present utility model.In addition, term " first ", " second " be only used for describe purpose, and it is not intended that indicate or
Imply relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also 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 the utility model.
With reference to following description and accompanying drawing, it will be clear that these and other aspects of embodiment of the present utility model.At these
In description and accompanying drawing, some particular implementations in embodiment of the present utility model are specifically disclosed, to represent to implement this reality
With some modes of the principle of new embodiment, but it is to be understood that the scope of embodiment of the present utility model is not limited
System.On the contrary, embodiment of the present utility model includes all changes fallen into the range of the spirit and intension of attached claims
Change, change and equivalent.
The utility model is described below in conjunction with accompanying drawing.
Fig. 1 is the sectional view of the laser triangulation radar of the utility model one embodiment, and Fig. 2 is the utility model one
The structural representation of dependency structure is set on the base and base of individual embodiment.As depicted in figs. 1 and 2, a kind of laser triangulation is surveyed
Away from radar, including：Rotation platform 1, base 2, the transmission of multiple light influence medium 3, tested the speed to pipe 4, brushless electric machine 5, power supply hair
Sending coil 6, power supply receiving coil 7, first communication module and second communication module.
Wherein, rotation platform 1 is rotated by rotary shaft around base 2.In one embodiment of the present utility model, rotary shaft
For the output shaft of brushless electric machine 5, independent bearing driving rotation platform can not now be needed, can also realize that brushless electric machine 5 is same
Axle drive rotation platform 1 rotate so that reduce device space-consuming, it is cost-effective.
In one embodiment of the present utility model, groove is set in the opposite face of base 2 and rotation platform 1, will be brushless
Motor 5 is arranged in groove, and such structure is conducive to saving space and increases the revolving stabilization on base of rotation platform 1
Property.
First communication module is arranged on rotation platform 1, and second communication module is arranged on base 2, first communication module
It is used to realize with second communication module and communicates.
One of power supply transmit coil 6 and power supply receiving coil 7 are arranged on base 2, and another is arranged on rotation
Turn on platform 1.Power supply transmit coil 6 and power supply receiving coil 7 realize being wirelessly transferred for electricity by electromagnetic coupled principle.Wherein,
Power supply transmit coil 6 is set close to power supply receiving coil 7, and it is higher that both distances obtain the more near efficiency just conducted electricity.
Multiple light transmission influence media 3 and test the speed to being arranged on rotation platform 1 one of in pipe 4, another
It is arranged on base 2.In one embodiment of the present utility model, light transmission influence medium 3 is raster grid.Multiple raster grids
It is arranged at intervals and multiple raster grids composition is circular.When rotation platform 1 rotates around base 2, test the speed to pipe 4 alternately across multiple light
Revolved with generating pulse signal, and rotation platform 1 being obtained according to pulse signal around base 2 in space between grid and multiple raster grids
The velocity information turned.It should be noted that Fig. 1 is only an example, multiple raster grids 3 are arranged on base 2, will be tested the speed pair
Pipe 4 is arranged on rotation platform 1, it will be understood by those in the art that multiple raster grids 3 are arranged on rotation platform 1, will be tested the speed
Pipe 4 is arranged on base 2 also while speed measuring function can be realized.Need explanation when, those skilled in the art can basis
Need multiple light transmitting influence medium using light and dark provision or the reflecting surface with different reflection angles, only need to protect
Card tests the speed to be formed when transmitting the gap between influence medium and the multiple light transmission influence medium by multiple light to pipe 4
Pulse signal, to reach the purpose tested the speed.Below in an example, using multiple light transmission influence medium as grating
Lattice 3 are described, but those skilled in the art can be according to the light transmission influence medium actually taken other form.
It should be noted that the opposite face of rotation platform 1 and base 2 and in the structure being not limited to shown in Fig. 1, rotation platform
1 and the opposite face of base 2 can also be level, but for stability reasons it, now need accordingly to become rotary shaft
It is thick or elongated.When rotary shaft is thicker or elongated, the circular radius or multiple raster grids of multiple raster grid formation are at least influenceed
Height, so as to add equipment cost.
Fig. 3 is the structural representation that dependency structure is set on the base and base of the utility model another embodiment.Such as
Shown in Fig. 3, in the present embodiment, multiple light transmission influence media 3 use the different reflecting surface of multiple height, and multiple height
Different reflectings surface are arranged alternately, and when testing the speed to pipe 4 by the different reflecting surface of height, alternately produce different impulse waves
It is long, the position tested the speed to pipe 4 can be obtained according to different pulse wavelength, so that time speed measuring function.
Fig. 4 is the structural representation that dependency structure is set on the base and base of the utility model another embodiment.Such as
Shown in Fig. 4, in the present embodiment, multiple light transmission influence media 3 use multiple inclined-planes being arranged alternately and smooth flat, when
When testing the speed to pipe 4 by multiple inclined-planes being arranged alternately and smooth flat, different pulse wavelength are alternately produced, according to different
Pulse wavelength can obtain the position tested the speed to pipe 4, so that time speed measuring function.
In another embodiment of the present utility model, multiple light transmission influence media 3, which can also be used, to be arranged alternately
Bright plane and mute plane, or using light and dark striped etc., only need to can accurately be obtained when rotation platform 1 rotates
The position tested the speed to pipe 4.
It should be noted that in the following description, light transmission influence medium 3 is right by taking raster grid as an example
In light transmit influence medium 3 using the different reflectings surface of height, the inclined-plane being arranged alternately and smooth flat, be arranged alternately it is bright
Plane and mute plane, and the light and dark striped of use do respective change and can realize accurate speed measuring function, superfluous in order to reduce
It is remaining, do not repeat.
According to the laser triangulation radar of the utility model embodiment, pass through the opposite face in base 2 and rotation platform 1
It is upper that raster grid 3 is set respectively and tested the speed to pipe 4, when rotation platform 1 rotates, test the speed to pipe 3 alternately across multiple Hes of raster grid 3
Pulse signal is generated during space between multiple raster grids 3, and the velocity information of rotation platform 1 is obtained according to pulse signal, is led to
Cross power supply transmit coil 6 and power supply receiving coil 7 is powered by electromagnetic coupled, instead of in correlation technique using rotation cunning
The scheme that ring is conducted electricity and communicated, effectively improves the service life of equipment.
In one embodiment of the present utility model, multiple raster grids 3 are set at equal intervals, and in multiple raster grids 3 at least
Width of one raster grid along circular direction is different along the width of circular direction from remaining raster grid.
In one embodiment of the present utility model, a relatively other width of raster grid 3 is set in multiple raster grids 3
Smaller starting raster grid 301, the wavelength width phase of the pulse signal generated when testing the speed to pipe 4 by starting raster grid 301
It is wider for other positions, it is often that representative shows that rotation platform 1 have rotated one around base 2 during one wider wavelength width of acquisition
Circle.Due to rotation platform 1 around base 2 rotate when, often enclose corresponding pulse signal be it is periodic, when selection test point to testing the speed
When, according to the cycle of pulse signal determine rotation the number of turns, according to the impulse waveform in each cycle determine it is last less than one circle when
The current location tested the speed to pipe 4, and then the radian of the rotation of rotation platform 1 is obtained, further according to the time of testing the speed final really constant angular velocity
Degree.It should be noted that those skilled in the art can also set multiple relative to other width of raster grid 3 in multiple raster grids 3
Less raster grid, further lifts the accuracy to velocity test.
In one embodiment of the present utility model, it is provided with rotation platform 1 on first sleeve, base 2 and is provided with
Two sleeve pipes, the second sleeve structure is socketed in the outside of first sleeve structure.Power transmit coil 5 and power supply receiving coil 6 its
One of be arranged in first sleeve, another is arranged on the second sleeve pipe.Power supply can effectively be lifted by double-tube structure
Transmit coil 6 and the stability of power supply receiving coil 7 position.
In an example of the present utility model, first sleeve is the sleeve pipe at the place of power supply receiving coil 7 in Fig. 1, first
Sleeve pipe can be integrally formed with rotation platform 1, can also isolating construction be fixedly connected by attachment means.Second sleeve pipe is figure
The sleeve pipe powered in 1 where transmit coil 6, the second sleeve pipe can be integrally formed with base 1, can also isolating construction pass through company
Connection device is fixedly connected.In another embodiment of the present utility model, the 3rd sleeve pipe, the 3rd sleeve pipe are set on rotation platform 1
In groove, one of power supply transmit coil 6 and power supply receiving coil 7 are arranged on the 3rd sleeve pipe, another setting
On the madial wall of groove.The stabilization of power supply transmit coil 6 and power supply receiving coil 7 position can also be realized by said structure
Property.
As shown in figure 3, in another embodiment of the present utility model, power supply transmit coil 6, power supply receiving coil 7 and
The central axis of rotary shaft is overlapped.Wherein, power supply receiving coil 6 can be fixedly mounted on inside or outside rotation platform 1.
In one embodiment of the present utility model, first communication module includes the first light source and the first optical-electrical converter,
First light source is used to launch optic communication signal, and the first optical-electrical converter is used to receive optic communication signal；Second communication module includes
Secondary light source and the second optical-electrical converter, secondary light source are used to launch optic communication signal, and the second optical-electrical converter is used to receive light
Signal of communication；Wherein, the first light source, the first optical-electrical converter, secondary light source and the second optical-electrical converter are close to rotary shaft
Central axis is set.It is one embodiment in utility model, during using optic communication, using infrared light is used, can also adopts
Use visible ray.In a new example of this implementation, optic communication is carried out using infrared light, i.e., as shown in figure 1, working as rotation platform
1 is fixedly installed rotation platform mainboard 803, infrared receiver LED801 and infrared transmission LED802；Base is fixedly installed in base 2 respectively
Mainboard 903, infrared transmission LED901 and infrared receiver LED902.Infrared receiver LED801, infrared transmission LED802, infrared transmission
The central axis that LED901 and infrared receiver LED902 are close to rotary shaft is set, even if rotation platform 1 is when rotation, all
The data of other side can be transmitted wirelessly and received each other, communication efficiency is lifted.
In one embodiment of the present utility model, first communication module and the second communication module are radio communication
Module.
In one embodiment of the present utility model, first communication module and second communication module are close in rotary shaft
Heart axis is set.
In addition, other compositions of the laser triangulation radar of the utility model embodiment and effect are for this area
All it is known for technical staff, in order to reduce redundancy, does not repeat.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described
Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term
State and be not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be
Combined in an appropriate manner in any one or more embodiments or example.
While there has been shown and described that embodiment of the present utility model, it will be understood by those skilled in the art that：
These embodiments can be carried out with a variety of changes, modification in the case where not departing from principle of the present utility model and objective, replaced
And modification, scope of the present utility model is by claim and its equivalent limits.
Claims (10)
1. a kind of laser triangulation radar, it is characterised in that including：
Rotation platform and base, the rotation platform are rotated by rotary shaft around the base；
First communication module and second communication module, the first communication module are arranged on the rotation platform, and described second
Communication module is arranged on the base, and the first communication module and the second communication module are used to realize communication；
Brushless electric machine, power supply transmit coil and power supply receiving coil, the brushless electric machine are arranged on the base, the power supply
One of transmit coil and the power supply receiving coil are arranged on the base, and another is arranged on the rotary flat
On platform；
Multiple light transmission influence media and test the speed to pipe, the multiple light transmission influence medium and described test the speed in pipe
One of them is arranged on the rotation platform, and another is arranged on the base, the multiple light transmission influence medium
Interval setting and the multiple light transmission influence medium composition circle, described test the speed influence on pipe around the transmission of the multiple light
Medium constitutes circular rotating, and described test the speed is used to pass by the multiple light transmission influence medium and the multiple light on pipe
Pulse signal is formed during gap between defeated influence medium, and the rotation platform is obtained around described according to the pulse signal of formation
The velocity information of base rotation.
2. laser triangulation radar according to claim 1, it is characterised in that the base and the rotation platform
Groove is provided with opposite face, the brushless electric machine is arranged in the groove.
3. laser triangulation radar according to claim 1, it is characterised in that the rotary shaft is the brushless electric machine
Output shaft, the rotation platform is fixedly connected with the output shaft of the brushless electric machine.
4. laser triangulation radar according to claim 1 or 2, it is characterised in that the multiple light transmission influence
Medium is set at equal intervals, and at least one described light transmission influences medium along the circle in the multiple light transmission influence medium
It is different that the width in shape direction transmits width of the influence medium along the circular direction from remaining light.
5. laser triangulation radar according to claim 1, it is characterised in that be provided with first on the rotation platform
The second sleeve pipe is provided with sleeve pipe, the base, second sleeve structure is socketed in the outside of the first sleeve structure, institute
State power supply one of transmit coil and the power supply receiving coil to be arranged in the first sleeve, another is arranged on institute
State on the second sleeve pipe.
6. laser triangulation radar according to claim 2, it is characterised in that the 3rd sleeve pipe is set on rotation platform,
3rd sleeve pipe is located in the groove, and power supply one of the transmit coil and the power supply receiving coil are arranged on
On 3rd sleeve pipe, another is arranged on the madial wall of the groove.
7. laser triangulation radar according to claim 1, it is characterised in that the power supply transmit coil, the confession
Electric receiving coil and the central axis of the rotary shaft are overlapped.
8. laser triangulation radar according to claim 1, it is characterised in that the first communication module includes first
Light source and the first optical-electrical converter, first light source are used to launch optic communication signal, and first optical-electrical converter is used to connect
Receive optic communication signal and be converted to electric signal；
The second communication module includes secondary light source and the second optical-electrical converter, and the secondary light source is used to launch optic communication letter
Number, second optical-electrical converter is used to receive optic communication signal；
Wherein, first light source, first optical-electrical converter, the secondary light source and second optical-electrical converter are leaned on
The central axis of the nearly rotary shaft is set.
9. laser triangulation radar according to claim 1, it is characterised in that the first communication module and described
Two communication modules are wireless communication module.
10. laser triangulation radar according to claim 9, it is characterised in that the first communication module and described
The central axis that second communication module is close to the rotary shaft is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720046217.5U CN206479637U (en) | 2017-01-13 | 2017-01-13 | Laser triangulation radar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720046217.5U CN206479637U (en) | 2017-01-13 | 2017-01-13 | Laser triangulation radar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206479637U true CN206479637U (en) | 2017-09-08 |
Family
ID=59754226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720046217.5U Active CN206479637U (en) | 2017-01-13 | 2017-01-13 | Laser triangulation radar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206479637U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109116330A (en) * | 2018-10-30 | 2019-01-01 | 深圳市速腾聚创科技有限公司 | A kind of radar system |
| CN112219162A (en) * | 2018-06-08 | 2021-01-12 | 华为技术有限公司 | Optical scanner with optical exchange path to multiple surface or edge couplers |
| WO2022141347A1 (en) * | 2020-12-31 | 2022-07-07 | 深圳市大疆创新科技有限公司 | Laser measurement device and movable platform |
-
2017
- 2017-01-13 CN CN201720046217.5U patent/CN206479637U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112219162A (en) * | 2018-06-08 | 2021-01-12 | 华为技术有限公司 | Optical scanner with optical exchange path to multiple surface or edge couplers |
| CN112219162B (en) * | 2018-06-08 | 2022-07-12 | 华为技术有限公司 | Optical scanner with optical exchange path to multiple surface or edge couplers |
| CN109116330A (en) * | 2018-10-30 | 2019-01-01 | 深圳市速腾聚创科技有限公司 | A kind of radar system |
| WO2022141347A1 (en) * | 2020-12-31 | 2022-07-07 | 深圳市大疆创新科技有限公司 | Laser measurement device and movable platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171220 Address after: 518055 Guangdong city of Shenzhen province Nanshan District Taoyuan Street Xueyuan Road No. 1001 Nanshan Chi Park B1 building 16 floor Patentee after: SHENZHEN LD ROBOT Co.,Ltd. Address before: Nanshan District Xueyuan Road in Shenzhen city of Guangdong province 518055 No. 1001 Nanshan Chi Park B1 building 18 floor Patentee before: INMOTION TECHNOLOGIES Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: 518000 room 1601, building 2, Vanke Cloud City phase 6, Tongfa South Road, Xili community, Xili street, Nanshan District, Shenzhen City, Guangdong Province (16th floor, block a, building 6, Shenzhen International Innovation Valley) Patentee after: Shenzhen Ledong robot Co.,Ltd. Address before: 518055, 16, B1 building, Nanshan Zhiyuan 1001, Taoyuan Road, Nanshan District, Shenzhen, Guangdong. Patentee before: SHENZHEN LD ROBOT Co.,Ltd. |
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| CP03 | Change of name, title or address |