CN211826477U - Laser radar changes mirror structure dynamic balance adjusting device and laser radar - Google Patents
Laser radar changes mirror structure dynamic balance adjusting device and laser radar Download PDFInfo
- Publication number
- CN211826477U CN211826477U CN201921720916.9U CN201921720916U CN211826477U CN 211826477 U CN211826477 U CN 211826477U CN 201921720916 U CN201921720916 U CN 201921720916U CN 211826477 U CN211826477 U CN 211826477U
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- dynamic balance
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- mirror structure
- balance adjusting
- laser radar
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- 230000008878 coupling Effects 0.000 claims abstract description 29
- 238000010168 coupling process Methods 0.000 claims abstract description 29
- 238000005859 coupling reaction Methods 0.000 claims abstract description 29
- 239000003292 glue Substances 0.000 claims abstract description 10
- 230000005484 gravity Effects 0.000 claims abstract description 9
- 238000002347 injection Methods 0.000 claims abstract description 6
- 239000007924 injection Substances 0.000 claims abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000010008 shearing Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 3
- 239000004568 cement Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a laser radar changes mirror structure dynamic balance adjusting device and laser radar relates to laser radar technical field, and the device includes: the device comprises a rotating mirror structure unit, a motor unit and a dynamic balance adjusting coupling unit. The rotating mirror structure unit is positioned below the dynamic balance adjusting coupling unit and is mechanically connected with the dynamic balance adjusting coupling unit. The dynamic balance adjusting coupling unit is positioned between the rotating mirror structure unit and the motor unit, and a circle of glue dispensing groove is arranged on the dynamic balance adjusting coupling unit and used for adjusting dynamic balance. The motor unit is positioned above the dynamic balance adjusting coupling unit and is used for driving the rotating mirror structure to rotate. The device has the advantages that the dynamic balance adjusting coupling unit is added between the rotating mirror structure unit and the motor unit to play a role in connection, and meanwhile, the center of gravity of the rotating component is transferred, and the glue injection groove is formed in the center of gravity plane to adjust the dynamic balance, so that the radial shearing force of the motor is reduced, and the service life of the motor is prolonged; and the operation is simple and the adjustment is convenient.
Description
Technical Field
The utility model relates to a laser radar product technical field especially relates to a laser radar changes mirror structure dynamic balance adjusting device.
Background
With the continuous development of laser radars, the requirements on the performance indexes of vehicle-mounted laser radars are higher and higher. Especially, the requirements on the working reliability and the service life of the laser radar are more and more strict, so that the internal moving parts of the laser radar meet the requirements on stability and reliability.
At present, a rotary reflector component in a laser radar component is an important component for changing a scanning light path and completing radar detection. The assembly rotates under the driving of the motor, and can generate radial shearing force on the motor shaft, so that the service life of the motor is influenced, and therefore the assembly is required to achieve rotary dynamic balance as far as possible under the long-term working state of the radar, and the service life of the motor is prolonged.
SUMMERY OF THE UTILITY MODEL
The utility model provides a laser radar changes mirror structure dynamic balance adjusting device. The dynamic balance of the rotary reflector device can be adjusted quickly and conveniently, and the service life of the motor is prolonged.
The utility model discloses can realize through following mode:
on the one hand, the utility model provides a laser radar changes mirror structure dynamic balance adjusting device, include: the device comprises a rotating mirror structure unit, a motor unit and a dynamic balance adjusting coupling unit; the dynamic balance adjusting coupling unit is positioned between the rotating mirror structure unit and the motor unit and is mechanically connected with the rotating mirror structure unit and the motor unit; the motor unit is positioned at the upper end of the dynamic balance adjusting coupling unit; the rotating mirror structure unit is positioned at the lower end of the dynamic balance adjusting coupling unit.
Specifically, the dynamic balance adjusting coupling unit is cylindrical, and is provided with a shaft hole matched with a motor shaft of the motor unit and a connecting shaft of the rotating mirror structure unit, and the shaft hole is used for fixedly connecting the motor unit and the rotating mirror structure unit; and the dynamic balance adjusting coupling unit is provided with a circle of glue injection groove for injecting balance weight glue for dynamic balance adjustment.
Specifically, the glue injection grooves are uniformly distributed in the circumferential direction, have the same groove depth and are positioned on the plane where the gravity centers of the rotating mirror structure unit and the dynamic balance adjusting coupling unit assembly are positioned.
On the other hand, the utility model also provides a laser radar, including above-mentioned arbitrary one laser radar changes mirror structure dynamic balance adjusting device.
The utility model has the advantages that:
the problems of complex dynamic balance adjustment and inconvenient operation of the laser radar rotating mirror structure are solved, the gravity center position is controlled by adding the dynamic balance adjustment coupling unit, and the dynamic balance is adjusted only on the gravity center plane, so that the laser radar rotating mirror is simple and convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts. In the drawings:
fig. 1 is an axial view of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
101 in the figure, a motor; 102. a dynamic balance adjustment coupling; 103. injecting glue into the groove; 104. a mirror; 105. a mirror mounting bracket; 106 connecting shaft; 107. a motor shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention are described in further detail below with reference to the accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
As shown in FIG. 1 and FIG. 2, the dynamic balance adjusting device of the laser radar rotating mirror structure comprises a motor, a dynamic balance adjusting coupling and a rotating mirror structure.
The reflector 104 is fixedly mounted on the reflector mounting bracket 105, and a rotating shaft 106 is arranged at the top of the reflector mounting bracket 105 and is used for being fixedly connected with the dynamic balance adjusting coupling 102.
The dynamic balance adjusting coupling 102 is cylindrical, the gravity center position and the specific size are determined through design, the gravity center plane is located on the dynamic balance adjusting coupling 102, and glue injection grooves 103 which are uniformly distributed on the circumference are formed in the gravity center plane and used for injecting cement for balancing weight.
The upper end of the dynamic balance adjusting coupling 102 is fixedly connected with a motor shaft 107, and the motor 101 is installed on a certain installation plane for fixing.
This laser radar changes mirror structure dynamic balance adjusting device, it is convenient to adjust, and stability is good, satisfies the dynamic balance debugging demand.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (4)
1. The utility model provides a laser radar changes mirror structure dynamic balance adjusting device which characterized in that includes: the device comprises a rotating mirror structure unit, a motor unit and a dynamic balance adjusting coupling unit; the dynamic balance adjusting coupling unit is positioned between the rotating mirror structure unit and the motor unit and is mechanically connected with the rotating mirror structure unit and the motor unit; the motor unit is positioned at the upper end of the dynamic balance adjusting coupling unit and is used for driving the rotating mirror structure unit and the dynamic balance adjusting coupling unit to rotate; the rotating mirror structure unit is positioned at the lower end of the dynamic balance adjusting coupling unit and is used for rotating and adjusting the light path.
2. The laser radar turning mirror structure dynamic balance adjustment device according to claim 1, wherein the dynamic balance adjustment coupling unit is cylindrical, and has a shaft hole for engaging with a motor shaft of the motor unit and a connecting shaft of the turning mirror structure unit, for fixedly connecting the motor unit and the turning mirror structure unit; and the dynamic balance adjusting coupling unit is provided with a circle of glue injection groove for injecting balance weight glue for dynamic balance adjustment.
3. The dynamic balance adjustment device for the laser radar rotating mirror structure according to claim 2, wherein the glue injection grooves are uniformly distributed in the circumferential direction, have the same groove depth, and are located on a plane where the gravity centers of the rotating mirror structure unit and the dynamic balance adjustment coupling unit are located.
4. A laser radar comprising the dynamic balance adjustment device for a laser radar turning mirror structure according to any one of claims 1 to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921720916.9U CN211826477U (en) | 2019-10-14 | 2019-10-14 | Laser radar changes mirror structure dynamic balance adjusting device and laser radar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921720916.9U CN211826477U (en) | 2019-10-14 | 2019-10-14 | Laser radar changes mirror structure dynamic balance adjusting device and laser radar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211826477U true CN211826477U (en) | 2020-10-30 |
Family
ID=73146152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921720916.9U Active CN211826477U (en) | 2019-10-14 | 2019-10-14 | Laser radar changes mirror structure dynamic balance adjusting device and laser radar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211826477U (en) |
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2019
- 2019-10-14 CN CN201921720916.9U patent/CN211826477U/en active Active
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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: 20231218 Address after: 430200, 7th floor, Building 3, Phase II, Modern Service Industry Demonstration Base, Huazhong University of Science and Technology Science Park, Guandong Street, Wuhan Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee after: Wuhan Wanji Photoelectric Technology Co.,Ltd. Address before: Wanji space, building 12, Zhongguancun Software Park, yard 8, Dongbei Wangxi Road, Haidian District, Beijing 100193 Patentee before: BEIJING WANJI TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |