CN214690184U - Laser radar passive vibration damping device for large-load unmanned aerial vehicle - Google Patents
Laser radar passive vibration damping device for large-load unmanned aerial vehicle Download PDFInfo
- Publication number
- CN214690184U CN214690184U CN202120498390.5U CN202120498390U CN214690184U CN 214690184 U CN214690184 U CN 214690184U CN 202120498390 U CN202120498390 U CN 202120498390U CN 214690184 U CN214690184 U CN 214690184U
- Authority
- CN
- China
- Prior art keywords
- laser radar
- energy
- aerial vehicle
- unmanned aerial
- mounting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000013016 damping Methods 0.000 title claims abstract description 61
- 238000009434 installation Methods 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 239000011324 bead Substances 0.000 claims description 22
- 238000010521 absorption reaction Methods 0.000 claims description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Images
Landscapes
- Optical Radar Systems And Details Thereof (AREA)
Abstract
The utility model discloses a passive damping device of laser radar for heavy load unmanned aerial vehicle, including the unmanned aerial vehicle shell, the lower fixed surface of unmanned aerial vehicle shell installs laser radar installation shell, the inside movable mounting of laser radar installation shell has the laser radar main part, the upper surface and the equal fixed mounting of lower surface of laser radar main part have first mounting panel, the one end that the laser radar main part was kept away from to first mounting panel all has the second mounting panel through damping mechanism movable mounting, and the second mounting panel all with the inner wall fixed connection of laser radar installation shell, damping mechanism includes first anti-vibration energy-absorbing pad, guide post, uide bushing and the anti-vibration energy-absorbing pad of second, the sliding chamber has been seted up to the inside of uide bushing. The utility model discloses a laser radar has increased good damping structure, can be so that laser radar at the passive damping of during operation, greatly reduced the vibration that laser radar received, the damping is effectual, guarantee laser radar's normal use.
Description
Technical Field
The utility model relates to an unmanned air vehicle technique field especially relates to a passive damping device of laser radar for heavy load unmanned aerial vehicle.
Background
The unmanned aerial vehicle can realize the applications in many aspects such as south Pole research and investigation, aerial photography, ground disaster assessment, aviation mapping, traffic monitoring, public safety, fire rescue, artificial precipitation, pesticide spraying and the like by carrying various loads. When current heavy load unmanned aerial vehicle carried on laser radar, receiving antenna can only be installed in unmanned aerial vehicle upper portion surface, and laser radar is through installing in unmanned aerial vehicle lower part position, and this just leads to laser radar to receive the vibration at the during operation easily to influence the measurement accuracy of whole equipment, caused certain harmful effects in the use of reality, consequently, we have proposed a heavy load unmanned aerial vehicle is with passive damping device of laser radar.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the passive damping device of laser radar for big load unmanned aerial vehicle that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a passive vibration damping device of laser radar for a large-load unmanned aerial vehicle comprises an unmanned aerial vehicle shell, wherein a laser radar mounting shell is fixedly arranged on the lower surface of the unmanned aerial vehicle shell, a laser radar main body is movably mounted inside the laser radar mounting shell, a first mounting plate is fixedly mounted on the upper surface and the lower surface of the laser radar main body, a second mounting plate is movably mounted at one end, far away from the laser radar main body, of the first mounting plate through a vibration damping mechanism, the second mounting plate is fixedly connected with the inner wall of the laser radar mounting shell, the vibration damping mechanism comprises a first vibration-proof energy-absorbing pad, a guide post, a guide sleeve and a second vibration-proof energy-absorbing pad, a sliding cavity is formed inside the guide sleeve, a vibration damping spring is mounted on the inner wall of the top of the guide sleeve, the lower end of the vibration damping spring is connected with the guide post, a first vibration-proof energy-absorbing cavity is formed inside the first vibration-proof energy-absorbing pad, and a second energy absorption cavity is formed in the second energy absorption pad, first elastic beads are filled in the first energy absorption cavity, and second elastic beads are filled in the second energy absorption cavity.
Preferably, the first elastic bead and the second elastic bead are both spherical in shape and made of silica gel.
Preferably, the first vibration-resistant and energy-absorbing pad and the second vibration-resistant and energy-absorbing pad are made of rubber materials.
Preferably, the equal fixed mounting in both ends of first mounting panel has first installation piece, the equal fixed mounting in both ends of second mounting panel has second installation piece, and the mounting hole has all been seted up to the internal surface of first installation piece and second installation piece.
Preferably, the first energy absorption cavity and the second energy absorption cavity are both rectangular in shape.
Preferably, both sides of the damping spring are provided with limiting cushion pads, and the upper ends of the limiting cushion pads are fixedly connected with the guide sleeve.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the utility model, by arranging the laser radar mounting shell, the first mounting plate, the vibration damping mechanism, the second mounting plate, the first vibration-proof energy-absorbing pad, the guide post, the guide sleeve, the second vibration-proof energy-absorbing pad, the sliding cavity and the vibration damping spring, a good vibration damping structure is added for the laser radar, so that the laser radar can be passively damped during working, and the vibration borne by the laser radar is greatly reduced;
2. the utility model discloses in, through setting up first energy-absorbing chamber, second energy-absorbing chamber, first elasticity pearl, second elasticity pearl, can further promote vibration damper's damping effect, through setting up first installation piece, second installation piece, mounting hole can be so that vibration damper is convenient for install and dismantle, through setting up spacing blotter, can further prevent damping spring by too big compression, and then kinetic energy when reducing the spring and reseing.
To sum up, the utility model discloses a laser radar has increased good damping structure, can be so that laser radar at the passive damping of during operation, greatly reduced the vibration that laser radar received, the damping is effectual, guarantee laser radar's normal use.
Drawings
Fig. 1 is a schematic structural view of a laser radar passive vibration damping device for a large-load unmanned aerial vehicle, which is provided by the utility model;
fig. 2 is a schematic structural diagram of a damping mechanism of a first embodiment of a laser radar passive damping device for a large-load unmanned aerial vehicle according to the present invention;
fig. 3 is the structural schematic diagram of the damping mechanism of the second embodiment of the laser radar passive damping device for the large-load unmanned aerial vehicle provided by the utility model.
In the figure: 1 laser radar installation shell, 2 laser radar main part, 3 first mounting panel, 4 damping mechanism, 5 second mounting panels, 6 first anti-vibration energy-absorbing pad, 7 guide post, 8 uide bushing, 9 second anti-vibration energy-absorbing pad, 10 smooth chamber, 11 damping spring, 12 first energy-absorbing chamber, 13 second energy-absorbing chamber, 14 first elasticity pearl, 15 second elasticity pearl, 16 first installation pieces, 17 second installation pieces, 18 mounting holes, 19 spacing blotters, 20 unmanned aerial vehicle shell.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
The first embodiment is as follows:
referring to fig. 1-2, a passive vibration damping device of laser radar for a large-load unmanned aerial vehicle comprises an unmanned aerial vehicle shell 20, a laser radar mounting shell 1 is fixedly mounted on the lower surface of the unmanned aerial vehicle shell 20, a laser radar main body 2 is movably mounted inside the laser radar mounting shell 1, first mounting plates 3 are fixedly mounted on the upper surface and the lower surface of the laser radar main body 2, second mounting plates 5 are movably mounted at one ends of the first mounting plates 3 far away from the laser radar main body 2 through vibration damping mechanisms 4, the second mounting plates 5 are fixedly connected with the inner wall of the laser radar mounting shell 1, each vibration damping mechanism 4 comprises a first vibration-resistant energy-absorbing pad 6, a guide post 7, a guide sleeve 8 and a second vibration-resistant energy-absorbing pad 9, a sliding cavity 10 is formed inside the guide sleeve 8, a vibration damping spring 11 is mounted on the inner wall of the top of the guide sleeve 8, and the lower end of the vibration damping spring 11 is connected with the guide post 7, a first energy absorption cavity 12 is formed in the first anti-vibration energy absorption pad 6, a second energy absorption cavity 13 is formed in the second anti-vibration energy absorption pad 9, a first elastic bead 14 is filled in the first energy absorption cavity 12, and a second elastic bead 15 is filled in the second energy absorption cavity 13.
The first elastic bead 14 and the second elastic bead 15 are both spherical, and the first elastic bead 14 and the second elastic bead 15 are made of silica gel.
The first vibration-resistant and energy-absorbing pad 6 and the second vibration-resistant and energy-absorbing pad 9 are made of rubber.
Wherein, the equal fixed mounting in both ends of first mounting panel 3 has first installation piece 16, and the equal fixed mounting in both ends of second mounting panel 5 has second installation piece 17, and mounting hole 18 has all been seted up to the internal surface of first installation piece 16 and second installation piece 17.
Wherein, the first energy-absorbing cavity 12 and the second energy-absorbing cavity 13 are both rectangular in shape.
Example two:
referring to fig. 1 and 3, a passive vibration damping device of laser radar for a large-load unmanned aerial vehicle comprises an unmanned aerial vehicle shell 20, a laser radar mounting shell 1 is fixedly mounted on the lower surface of the unmanned aerial vehicle shell 20, a laser radar main body 2 is movably mounted in the laser radar mounting shell 1, first mounting plates 3 are fixedly mounted on the upper surface and the lower surface of the laser radar main body 2, second mounting plates 5 are movably mounted at one ends of the first mounting plates 3 far away from the laser radar main body 2 through vibration damping mechanisms 4, the second mounting plates 5 are fixedly connected with the inner wall of the laser radar mounting shell 1, each vibration damping mechanism 4 comprises a first vibration-resistant energy-absorbing pad 6, a guide post 7, a guide sleeve 8 and a second vibration-resistant energy-absorbing pad 9, a sliding cavity 10 is formed in the guide sleeve 8, a vibration damping spring 11 is mounted on the inner wall of the top of the guide sleeve 8, and the lower end of the vibration damping spring 11 is connected with the guide post 7, a first energy absorption cavity 12 is formed in the first anti-vibration energy absorption pad 6, a second energy absorption cavity 13 is formed in the second anti-vibration energy absorption pad 9, a first elastic bead 14 is filled in the first energy absorption cavity 12, and a second elastic bead 15 is filled in the second energy absorption cavity 13.
The first elastic bead 14 and the second elastic bead 15 are both spherical, and the first elastic bead 14 and the second elastic bead 15 are made of silica gel.
The first vibration-resistant and energy-absorbing pad 6 and the second vibration-resistant and energy-absorbing pad 9 are made of rubber.
Wherein, the equal fixed mounting in both ends of first mounting panel 3 has first installation piece 16, and the equal fixed mounting in both ends of second mounting panel 5 has second installation piece 17, and mounting hole 18 has all been seted up to the internal surface of first installation piece 16 and second installation piece 17.
Wherein, the first energy-absorbing cavity 12 and the second energy-absorbing cavity 13 are both rectangular in shape.
Wherein, damping spring 11's both sides all are equipped with spacing blotter 19, and spacing blotter 19's upper end and uide bushing 8 fixed connection.
The working principle is as follows: when in use, a good vibration damping structure is added to the laser radar by arranging the laser radar mounting shell 1, the first mounting plate 3, the vibration damping mechanism 4, the second mounting plate 5, the first vibration damping and energy absorbing pad 6, the guide post 7, the guide sleeve 8, the second vibration damping and energy absorbing pad 9, the sliding cavity 10 and the vibration damping spring 11, so that the laser radar can be passively damped during working, vibration borne by the laser radar is greatly reduced, the vibration damping effect of the vibration damping device can be further improved by arranging the first energy absorbing cavity 12, the second energy absorbing cavity 13, the first elastic bead 14 and the second elastic bead 15, the vibration damping device can be conveniently mounted and dismounted by arranging the first mounting plate 16, the second mounting plate 17 and the mounting hole 18, the vibration damping spring 11 can be further prevented from being excessively compressed by arranging the limiting cushion 19, and kinetic energy of the spring during resetting is further reduced, the utility model discloses a laser radar has increased good damping structure, can be so that laser radar at the passive damping of during operation, greatly reduced the vibration that laser radar received, the damping is effectual, guarantee laser radar's normal use.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a passive damping device of laser radar for heavy load unmanned aerial vehicle, includes unmanned aerial vehicle shell (20), its characterized in that, the lower fixed surface of unmanned aerial vehicle shell (20) installs laser radar installation shell (1), the inside movable mounting of laser radar installation shell (1) has laser radar main part (2), the upper surface and the equal fixed mounting of lower surface of laser radar main part (2) have first mounting panel (3), the one end that laser radar main part (2) were kept away from in first mounting panel (3) all has second mounting panel (5) through damping mechanism (4) movable mounting, and second mounting panel (5) all with the inner wall fixed connection of laser radar installation shell (1), damping mechanism (4) include first energy-absorbing anti-vibration pad (6), guide post (7), uide bushing (8) and second energy-absorbing vibration pad (9), smooth chamber (10) have been seted up to the inside of uide bushing (8), install damping spring (11) on the top inner wall of uide bushing (8), the lower extreme of damping spring (11) with guide post (7) are connected, first energy-absorbing chamber (12) have been seted up to the inside of first anti-vibration energy-absorbing pad (6), second energy-absorbing chamber (13) have been seted up to the inside of second anti-vibration energy-absorbing pad (9), the inside packing in first energy-absorbing chamber (12) has first elasticity pearl (14), the inside packing in second energy-absorbing chamber (13) has second elasticity pearl (15).
2. The passive vibration damper for the lidar used for the heavy-load unmanned aerial vehicle as claimed in claim 1, wherein the first elastic bead (14) and the second elastic bead (15) are both spherical, and the first elastic bead (14) and the second elastic bead (15) are both made of silica gel.
3. The passive vibration damper for lidar for heavy-duty unmanned aerial vehicle of claim 1, wherein the first vibration-resistant and energy-absorbing pad (6) and the second vibration-resistant and energy-absorbing pad (9) are made of rubber.
4. The passive vibration damping device of laser radar for large-load unmanned aerial vehicle as claimed in claim 1, wherein both ends of the first mounting plate (3) are fixedly provided with first mounting pieces (16), both ends of the second mounting plate (5) are fixedly provided with second mounting pieces (17), and mounting holes (18) are formed in the inner surfaces of the first mounting pieces (16) and the second mounting pieces (17).
5. The passive vibration damper for lidar of claim 1, wherein the first energy absorption cavity (12) and the second energy absorption cavity (13) are rectangular in shape.
6. The passive vibration damper for laser radar of large-load unmanned aerial vehicle as claimed in claim 1, wherein both sides of the vibration damper spring (11) are provided with limit cushions (19), and the upper ends of the limit cushions (19) are fixedly connected with the guide sleeve (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120498390.5U CN214690184U (en) | 2021-03-09 | 2021-03-09 | Laser radar passive vibration damping device for large-load unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120498390.5U CN214690184U (en) | 2021-03-09 | 2021-03-09 | Laser radar passive vibration damping device for large-load unmanned aerial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214690184U true CN214690184U (en) | 2021-11-12 |
Family
ID=78570338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120498390.5U Expired - Fee Related CN214690184U (en) | 2021-03-09 | 2021-03-09 | Laser radar passive vibration damping device for large-load unmanned aerial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214690184U (en) |
-
2021
- 2021-03-09 CN CN202120498390.5U patent/CN214690184U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214690184U (en) | Laser radar passive vibration damping device for large-load unmanned aerial vehicle | |
| CN205108828U (en) | On -vehicle fire extinguisher fixing base | |
| CN104404865A (en) | U-shaped damper bearing type vibration absorbing structure | |
| CN109367430A (en) | A kind of shock resistance New-energy electric vehicle charging pile | |
| CN212869015U (en) | Novel transformer magnetic force shock attenuation lower margin | |
| CN215944265U (en) | Mining dump truck battery box shock absorber and mining dump truck | |
| CN211735880U (en) | Novel civil engineering shock attenuation device | |
| CN214330137U (en) | Assembled building shock attenuation installation base | |
| CN212899530U (en) | Electromechanical device damping device | |
| CN113719575A (en) | Damper | |
| CN218432485U (en) | A fixed frock for small-size excavator PEMS test | |
| CN208266669U (en) | Antidetonation bridge pier column | |
| CN220060373U (en) | Metal rubber vibration damper for civil aircraft ignition exciter | |
| CN215444913U (en) | Special type removes shelter air spring shock insulation equipment | |
| CN213262885U (en) | Highway construction building site safety inspection unmanned aerial vehicle | |
| CN216610847U (en) | High-temperature-resistant damping support for carriage engine | |
| CN210761328U (en) | Damping device for engine of hybrid oil-electricity unmanned aerial vehicle | |
| CN217519121U (en) | High-damping rubber vibration isolation device | |
| CN219973568U (en) | Building reinforcing and damping structure | |
| CN213892905U (en) | Unmanned aerial vehicle aerial base station | |
| CN213138476U (en) | Generator linkage convenient to install and remove | |
| CN212834955U (en) | Bridge device based on convertible shock-absorbing structure of high performance steel fiber concrete | |
| CN214465794U (en) | Shock absorption and shock resistance device of diesel generating set | |
| CN215889148U (en) | Novel shock insulation floor with prevent static function | |
| CN216742624U (en) | Self-resetting multi-degree-of-freedom shock-absorbing and energy-consuming device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |