CN214608077U - Unmanned aerial vehicle for measuring tunnel length - Google Patents
Unmanned aerial vehicle for measuring tunnel length Download PDFInfo
- Publication number
- CN214608077U CN214608077U CN202120638834.0U CN202120638834U CN214608077U CN 214608077 U CN214608077 U CN 214608077U CN 202120638834 U CN202120638834 U CN 202120638834U CN 214608077 U CN214608077 U CN 214608077U
- Authority
- CN
- China
- Prior art keywords
- unmanned aerial
- aerial vehicle
- groove
- supporting
- plate
- 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.)
- Active
Links
Images
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
An unmanned aerial vehicle for measuring the length of a tunnel relates to the technical field of unmanned aerial vehicles, and comprises an unmanned aerial vehicle body, a supporting mechanism fixedly connected with the unmanned aerial vehicle body, and a laser radar installed in the supporting mechanism, wherein the supporting mechanism comprises a connecting part fixedly connected with the unmanned aerial vehicle body, a supporting part elastically and slidably connected with the connecting part and positioned below the connecting part, and a damping part arranged between the connecting part and the supporting part, and the laser radar is installed in the connecting part; control unmanned aerial vehicle flies in the tunnel, carry out tunnel length measurement through laser radar, after the measurement is accomplished, control unmanned aerial vehicle lands, supporting part and ground contact when unmanned aerial vehicle falls to the ground, through supporting part and connecting portion relative slip and elastic buffer to and under the combined action of damper, the impact force that produces when reduction unmanned aerial vehicle that can furthest falls to the ground, thereby protection laser radar does not receive the collision and causes the damage.
Description
Technical Field
The utility model relates to an unmanned air vehicle technique field, concretely relates to an unmanned aerial vehicle for tunnel length measurement.
Background
Need carry out accurate measurement to tunnel length after the tunnel is built, and the measurement in the past is all measured through vehicle or robot tractive rope, wastes time and energy, and carries on lidar to measure instead with unmanned aerial vehicle now, but lidar belongs to precision instruments, and speed when unmanned aerial vehicle lands is too big or when landing is unstable, lidar can collide and lead to lidar to take place to damage with ground.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a laser radar on the current unmanned aerial vehicle easily bumps the problem of damage, the utility model discloses a following technical scheme:
the utility model provides an unmanned aerial vehicle for tunnel length measurement, including the unmanned aerial vehicle body, with the fixed supporting mechanism who links to each other of unmanned aerial vehicle body and install the lidar in supporting mechanism, supporting mechanism includes the connecting portion that links to each other with the unmanned aerial vehicle body is fixed, link to each other and be located its below supporting part and set up the shock attenuation portion between connecting portion and supporting part with connecting portion elastic sliding, lidar installs in connecting portion.
Compared with the prior art, the utility model discloses following beneficial effect has: during the use, control unmanned aerial vehicle flies in the tunnel, carries out tunnel length measurement through laser radar, measures the back of accomplishing, control unmanned aerial vehicle lands, supporting part and ground contact when unmanned aerial vehicle falls to the ground, through supporting part and connecting portion relative slip and elastic buffer to and under the combined action of damper, the impact force that produces when reduction unmanned aerial vehicle that can furthest falls to the ground, thereby protection laser radar does not receive the collision and causes the damage.
Preferably, the supporting part includes the backup pad that is located connecting portion below and installs the connecting block on backup pad upper portion, the sliding tray has been seted up along vertical direction to the one end that the connecting block is close to connecting portion, connecting portion with sliding tray slip joint just links to each other with the tank bottom elasticity of sliding tray, the shock attenuation portion links to each other with backup pad upper portion elasticity and links to each other with connecting portion are fixed.
Preferably, connecting portion include with the fixed connecting plate and the fixed mounting that link to each other of unmanned aerial vehicle body the safety cover of connecting plate lower part, laser radar fixed mounting is in the connecting plate lower part and is located the safety cover, safety cover and sliding tray slip joint link to each other through first spring elasticity between safety cover bottom and the sliding tray tank bottom, the connecting plate lower part links to each other with the shock-absorbing part is fixed.
Preferably, the shock attenuation portion includes two shock attenuation pieces, two the shock attenuation piece symmetric distribution is in the both sides of connecting block, each shock attenuation piece all articulates backup pad upper portion and links to each other with backup pad upper portion elasticity, and each shock attenuation piece all links to each other with the connecting plate lower part is fixed.
Preferably, each the damper all includes that one end passes through the turning block and articulates the fixed support column that links to each other in rotor plate and one end on backup pad upper portion and connecting plate lower part, the other end lower part of rotor plate passes through the second spring and links to each other with the backup pad elasticity, and the roll groove has been seted up along its arrangement direction in rotor plate upper portion, it is connected with the roller bearing to rotate on the other end of support column, the roller bearing rolls with the roll groove and links to each other.
Preferably, the sliding tray is the ladder groove, the notch width in ladder groove is less than its tank bottom width, the big wide section slip joint in groove of safety cover and ladder.
Preferably, safety cover bottom fixed mounting has the baffle, the baffle width is greater than the notch width in ladder groove to the baffle slides and sets up in the big wide section in ladder groove, first spring coupling is between the tank bottom in baffle and ladder groove.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
The numbers in the figures are in order: 1. an unmanned aerial vehicle body; 2. a connecting plate; 21. a support pillar; 22. a roller; 3. a protective cover; 31. a baffle plate; 4. connecting blocks; 41. a sliding groove; 42. a first spring; 43. rotating the block; 44. a rotating plate; 441. a rolling groove; 442. a second spring; 5. a support plate; 6. a laser radar.
Detailed Description
In order to make the utility model realize that technical means, creation characteristics, achievement purpose and effect are clearer and easily understand, it is right to combine below the figure and the detailed implementation mode the utility model discloses do further explanation:
as shown in fig. 1, the embodiment of the utility model provides an unmanned aerial vehicle for tunnel length measurement, including unmanned aerial vehicle body 1, with fixed supporting mechanism who links to each other of unmanned aerial vehicle body 1 and install lidar 6 in supporting mechanism, supporting mechanism includes the connecting portion that links to each other with unmanned aerial vehicle body 1 is fixed, links to each other with connecting portion elastic sliding and is located the supporting part of its below and sets up the shock attenuation portion between connecting portion and supporting part, lidar 6 installs in connecting portion.
During the use, control unmanned aerial vehicle flies in the tunnel, carry out tunnel length measurement through laser radar 6, after the measurement was accomplished, control unmanned aerial vehicle landed, supporting part and ground contact when unmanned aerial vehicle fell to the ground, through supporting part and connecting portion relative slip and elastic buffer to and under the combined action of damper, the impact force that produces when reduction unmanned aerial vehicle that can furthest fell to the ground to protection laser radar 6 does not receive the collision and causes the damage.
As shown in fig. 1, according to another embodiment of the present invention, the unmanned aerial vehicle for measuring tunnel length further includes a supporting portion, the supporting portion includes a supporting plate 5 located below the connecting portion and a connecting block 4 mounted on an upper portion of the supporting plate 5, one end of the connecting block 4 near the connecting portion is provided with a sliding groove 41 along a vertical direction, the connecting portion is slidably connected to the sliding groove 41 and elastically connected to a bottom of the sliding groove 41, and the damping portion is elastically connected to an upper portion of the supporting plate 5 and fixedly connected to the connecting portion; support subaerial through backup pad 5 when unmanned aerial vehicle lands, because the impact force when unmanned aerial vehicle falls to the ground makes connecting portion elastic sliding in sliding tray 41 to simultaneously through the shock attenuation of shock attenuation portion, thereby reduce the collision to laser radar 6.
As shown in fig. 1, according to another embodiment of the present invention, the unmanned aerial vehicle for measuring tunnel length further includes a connecting portion, the connecting portion includes a connecting plate 2 fixedly connected to the unmanned aerial vehicle body 1 and a protective cover 3 fixedly mounted on a lower portion of the connecting plate 2, the laser radar 6 is fixedly mounted on a lower portion of the connecting plate 2 and located in the protective cover 3, the protective cover 3 is slidably engaged with the sliding groove 41, a bottom of the protective cover 3 is elastically connected to a bottom of the sliding groove 41 through a first spring 42, and a lower portion of the connecting plate 2 is fixedly connected to the shock absorption portion; the safety cover 3 can protect laser radar 6 not receive the interference of external factor at unmanned aerial vehicle flight in-process, and when unmanned aerial vehicle descended, safety cover 3 elastic sliding in sliding tray 41 to through the shock attenuation portion shock attenuation.
As shown in fig. 1, according to another embodiment of the present invention, the unmanned aerial vehicle for measuring tunnel length further comprises a damping portion, the damping portion comprises two damping members, the two damping members are symmetrically distributed on two sides of the connecting block 4, each damping member is hinged on the upper portion of the supporting plate 5 and elastically connected with the upper portion of the supporting plate 5, and each damping member is fixedly connected with the lower portion of the connecting plate 2; preferably, each of the shock absorbing members comprises a rotating plate 44 with one end hinged to the upper portion of the supporting plate 5 through a rotating block 43 and a supporting column 21 with one end fixedly connected to the lower portion of the connecting plate 2, the lower portion of the other end of the rotating plate 44 is elastically connected to the supporting plate 5 through a second spring 442, a rolling groove 441 is formed in the upper portion of the rotating plate 44 along the arrangement direction of the rotating plate, a rolling shaft 22 is rotatably connected to the other end of the supporting column 21, and the rolling shaft 22 is connected to the rolling groove 441 in a rolling manner.
When unmanned aerial vehicle lands, make support column 21 downstream because the inertia effect of unmanned aerial vehicle body 1 for roller 22 rolls in rolling groove 441, presses simultaneously that rotor plate 44 rotates around rotor 43, and compresses second spring 442, and safety cover 3 slides down in sliding tray 41 simultaneously, and compresses first spring 42, thereby plays absorbing effect, prevents that laser radar 6 from colliding with the damage.
As shown in fig. 1, according to another embodiment of the present invention, the unmanned aerial vehicle for measuring tunnel length preferably has a stepped groove 41, the notch width of the stepped groove is smaller than the groove bottom width thereof, and the protective cover 3 is slidably engaged with the large groove width section of the stepped groove; preferably, a baffle plate 31 is fixedly installed at the bottom of the protective cover 3, the width of the baffle plate 31 is greater than the width of the notch of the stepped groove, the baffle plate 31 is slidably arranged in the large-groove-width section of the stepped groove, and the first spring 42 is connected between the baffle plate 31 and the bottom of the stepped groove; so that the protective cover 3 is slidably clamped in the stepped groove through the baffle plate 31, and the protective cover 3 is prevented from sliding out of the stepped groove under the action of the elastic force of the spring.
The utility model discloses an application principle does: the utility model discloses during the use, control unmanned aerial vehicle flies in the tunnel, carry out tunnel length measurement through laser radar 6, after the measurement is accomplished, control unmanned aerial vehicle lands, backup pad 5 and ground contact, because the inertial action of unmanned aerial vehicle body 1 makes support column 21 downstream, make roller bearing 22 roll in roll groove 441, press simultaneously and move rotor plate 44 and rotate around rotor 43, and compress second spring 442, safety cover 3 is the lapse in sliding tray 41 simultaneously, and compress first spring 42, thereby impact force when landing to unmanned aerial vehicle slows down, can effectively protect laser radar 6, prevent that it from receiving the collision and damaging.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (7)
1. The utility model provides an unmanned aerial vehicle for tunnel length measurement, including unmanned aerial vehicle body (1), with fixed supporting mechanism who links to each other of unmanned aerial vehicle body (1) and install laser radar (6) in supporting mechanism, its characterized in that, supporting mechanism includes the connecting portion that link to each other with unmanned aerial vehicle body (1) is fixed, link to each other with connecting portion elastic sliding and be located its below supporting part and set up the shock attenuation portion between connecting portion and supporting part, laser radar (6) are installed in connecting portion.
2. The unmanned aerial vehicle for tunnel length measurement according to claim 1, wherein the supporting portion comprises a supporting plate (5) located below the connecting portion and a connecting block (4) installed on the upper portion of the supporting plate (5), a sliding groove (41) is formed in one end, close to the connecting portion, of the connecting block (4) in the vertical direction, the connecting portion is in sliding clamping connection with the sliding groove (41) and is elastically connected with the groove bottom of the sliding groove (41), and the damping portion is elastically connected with the upper portion of the supporting plate (5) and is fixedly connected with the connecting portion.
3. The unmanned aerial vehicle for tunnel length measurement according to claim 2, wherein the connecting portion comprises a connecting plate (2) fixedly connected with the unmanned aerial vehicle body (1) and a protective cover (3) fixedly mounted on the lower portion of the connecting plate (2), the laser radar (6) is fixedly mounted on the lower portion of the connecting plate (2) and located in the protective cover (3), the protective cover (3) is in sliding clamping connection with the sliding groove (41), the bottom of the protective cover (3) is elastically connected with the bottom of the sliding groove (41) through a first spring (42), and the lower portion of the connecting plate (2) is fixedly connected with the damping portion.
4. The unmanned aerial vehicle for tunnel length measurement of claim 3, wherein the shock absorption portion comprises two shock absorption members symmetrically distributed on two sides of the connecting block (4), each shock absorption member is hinged on the upper portion of the supporting plate (5) and elastically connected with the upper portion of the supporting plate (5), and each shock absorption member is fixedly connected with the lower portion of the connecting plate (2).
5. The unmanned aerial vehicle for tunnel length measurement of claim 4, wherein each shock absorber includes a rotating plate (44) with one end hinged to the upper portion of the supporting plate (5) through a rotating block (43) and a supporting column (21) with one end fixedly connected with the lower portion of the connecting plate (2), the lower portion of the other end of the rotating plate (44) is elastically connected with the supporting plate (5) through a second spring (442), a rolling groove (441) is formed in the upper portion of the rotating plate (44) along the arrangement direction of the rotating plate, a rolling shaft (22) is rotatably connected to the other end of the supporting column (21), and the rolling shaft (22) is connected with the rolling groove (441) in a rolling manner.
6. The unmanned aerial vehicle for tunnel length measurement of claim 3, wherein the sliding groove (41) is a stepped groove, the notch width of the stepped groove is smaller than the groove bottom width thereof, and the protective cover (3) is in sliding clamping connection with the large groove width section of the stepped groove.
7. The unmanned aerial vehicle for tunnel length measurement of claim 6, wherein the bottom of the protective cover (3) is fixedly provided with a baffle (31), the width of the baffle (31) is larger than the width of the notch of the stepped groove, the baffle (31) is slidably arranged in the large-width section of the stepped groove, and the first spring (42) is connected between the baffle (31) and the bottom of the stepped groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120638834.0U CN214608077U (en) | 2021-03-29 | 2021-03-29 | Unmanned aerial vehicle for measuring tunnel length |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120638834.0U CN214608077U (en) | 2021-03-29 | 2021-03-29 | Unmanned aerial vehicle for measuring tunnel length |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214608077U true CN214608077U (en) | 2021-11-05 |
Family
ID=78397689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120638834.0U Active CN214608077U (en) | 2021-03-29 | 2021-03-29 | Unmanned aerial vehicle for measuring tunnel length |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214608077U (en) |
-
2021
- 2021-03-29 CN CN202120638834.0U patent/CN214608077U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214608077U (en) | Unmanned aerial vehicle for measuring tunnel length | |
| CN108706095A (en) | A kind of miniature multi-rotor unmanned aerial vehicle with anticollision device, collision-prevention device of applicable raceway groove inspection | |
| CN215922539U (en) | Foldable unmanned aerial vehicle that patrols and examines | |
| US4232793A (en) | Car coupling arrangement for railway passenger cars | |
| CN105346552B (en) | A kind of heavy loading locomotive bogie frame | |
| CN217374728U (en) | A shock attenuation anticollision institution for AGV intelligent vehicle | |
| CN206704134U (en) | A kind of body of a motor car with collision prevention function | |
| CN219565508U (en) | Unmanned aerial vehicle with anticollision function | |
| CN210151557U (en) | Large bridge unloads power anticollision facility | |
| CN209757024U (en) | Multistage energy-absorbing shock-absorbing anti-collision beam structure | |
| CN206954162U (en) | The vehicles and its anticollision device, collision-prevention device of a kind of automatic collision | |
| CN202115458U (en) | Retractable anti-collision support for automobile | |
| CN202033204U (en) | Dynamic detection testing machine for buffer | |
| CN207328028U (en) | A kind of high intensity recovers automobile shock base apparatus automatically | |
| CN215573763U (en) | Automobile hub bearing impact test device | |
| CN214267533U (en) | Precision casting lightweight high-strength anti-collision beam | |
| CN218931660U (en) | Aerial working arm support assembly | |
| CN218929847U (en) | Anticollision formula unmanned aerial vehicle | |
| CN109849751A (en) | A kind of seat crash energy absorption equipment | |
| CN216709626U (en) | Shock attenuation undercarriage for unmanned aerial vehicle | |
| CN218892692U (en) | Unmanned aerial vehicle frame structure with protection structure | |
| CN221079491U (en) | VR safety belt collision experience device | |
| CN113306478B (en) | Aircraft mooring following protection platform and control method thereof | |
| CN211519442U (en) | Novel automobile anti-collision beam | |
| CN215793613U (en) | Parking area fills electric pile and patrols and examines robot |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |