CN215475765U - Unmanned aerial vehicle sprays paint with scalable shock attenuation is risen and is fallen frame - Google Patents
Unmanned aerial vehicle sprays paint with scalable shock attenuation is risen and is fallen frame Download PDFInfo
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- CN215475765U CN215475765U CN202122293569.XU CN202122293569U CN215475765U CN 215475765 U CN215475765 U CN 215475765U CN 202122293569 U CN202122293569 U CN 202122293569U CN 215475765 U CN215475765 U CN 215475765U
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- frame
- aerial vehicle
- unmanned aerial
- paint
- telescopic
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- 239000003973 paint Substances 0.000 title claims abstract description 65
- 230000035939 shock Effects 0.000 title claims abstract description 34
- 239000007921 spray Substances 0.000 title claims description 18
- 238000005507 spraying Methods 0.000 claims abstract description 32
- 238000010521 absorption reaction Methods 0.000 claims abstract description 21
- 238000010422 painting Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 3
- 230000006978 adaptation Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 238000013016 damping Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000004922 lacquer Substances 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 239000000126 substance Substances 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
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model relates to a paint spraying unmanned aerial vehicle with a telescopic shock absorption lifting frame, which comprises an unmanned aerial vehicle body, a telescopic shock absorption lifting frame and a paint spraying device, wherein the telescopic shock absorption lifting frame is arranged on the unmanned aerial vehicle body; the paint spraying device is arranged at the bottom of the unmanned aerial vehicle body, and at least three telescopic shock absorption lifting frames are uniformly arranged at the edge of the bottom of the unmanned aerial vehicle body in a circumferential manner; the telescopic shock-absorbing lifting frame comprises a connecting plate, a supporting frame, supporting legs, a buffer wheel and a two-stage scissor telescopic mechanism; one end of the connecting plate is connected with the unmanned aerial vehicle body, and the other end of the connecting plate is hinged with the upper end of the supporting frame through a hinge shaft; a torsion spring is arranged on the hinged shaft, one end of the torsion spring acts on the connecting plate, and the other end of the torsion spring acts on the supporting frame; the lower extreme of support frame is connected with the upper end of supporting leg through the fork telescopic machanism is cut to the second grade, and the lower extreme installation buffer pulley of supporting leg. Fork telescopic machanism is cut to second grade realizes the regulation between support frame and the supporting leg for scalable shock attenuation is risen and is fallen the paint can of the different models of frame ability adaptation, and scalable shock attenuation is risen and is fallen the frame and touch paint can when avoiding landing.
Description
Technical Field
The utility model belongs to the technical field of unmanned aerial vehicles, and particularly relates to a paint spraying unmanned aerial vehicle with a telescopic shock absorption lifting frame.
Background
The manual work is very dangerous when carrying out the high altitude spraying operation, and the workman inhales harmful substance easily moreover. Along with the rapid development of unmanned aerial vehicle technique, utilize unmanned aerial vehicle to carry out high altitude spraying operation and can avoid the high altitude to fall risk such as thing and operation personnel high altitude fall, can avoid again that the in-process staff that sprays paint inhales harmful substance.
And the impact force on ground can produce vibrations to the fuselage when unmanned aerial vehicle lands, especially to the unmanned aerial vehicle who carries paint spraying apparatus, and the impact force that lands the production can harm paint spraying apparatus, and then influences the quality of spraying paint. In addition, the volume of the required lacquer of different operating modes is different, therefore paint spraying apparatus need install the paint can of different models, and the frame that takes off and land moves a little and probably touches the paint can when landing, produces the impact force to paint spraying apparatus once more, and how to guarantee to take off and land when consequently landing does not interfere the paint can also be the technical problem that the skilled person in the art needs to solve urgently.
The existing unmanned aerial vehicle mainly absorbs shock through the buffer wheel, and a shock absorption structure is not designed, so that the shock absorption effect is poor; the lifting frame cannot stretch out and draw back, and the lifting frame cannot be slightly moved to avoid touching the paint spraying device when the paint cans of different models are installed.
The Chinese patent with the application number of 202022221444.1 discloses a shock-absorbing airplane wheel of an unmanned aerial vehicle, which comprises a landing gear and a rotating frame; the two sides of the rotating frame are connected with airplane wheels used for being in contact with the ground, the end parts of the airplane wheels are rotationally connected with the undercarriage, a plurality of spring supports are fixedly sleeved on the undercarriage, the other end of the rotating frame is connected with the spring supports through a first damping mechanism, and adjacent spring supports are connected through a second damping mechanism; when the airplane wheel falls to the ground, the rotating frame pulls the first damping mechanism to consume the generated impact force, and meanwhile, the second damping mechanism weakens the shaking of the lifting frame. The undercarriage can not stretch out and draw back, can not guarantee the lacquer jar homoenergetic of different models and use, if will change the great lacquer jar of size, then need change the bigger undercarriage of size.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to solve the technical problem of providing the paint spraying unmanned aerial vehicle with the telescopic shock absorption lifting frame.
In order to solve the technical problems, the utility model adopts the technical scheme that:
an unmanned paint spraying machine with a telescopic shock-absorbing lifting frame comprises an unmanned machine body; the unmanned aerial vehicle is characterized by further comprising a telescopic shock absorption lifting frame and a paint spraying device; the paint spraying device is arranged at the bottom of the unmanned aerial vehicle body, and at least three telescopic shock absorption lifting frames are uniformly arranged at the edge of the bottom of the unmanned aerial vehicle body in a circumferential manner;
the telescopic shock-absorbing lifting frame comprises a connecting plate, a supporting frame, supporting legs, a buffer wheel and a two-stage scissor telescopic mechanism; one end of the connecting plate is connected with the unmanned aerial vehicle body, and the other end of the connecting plate is hinged with the upper end of the supporting frame through a hinge shaft; a torsion spring is arranged on the hinged shaft, one end of the torsion spring acts on the connecting plate, and the other end of the torsion spring acts on the supporting frame; the lower end of the supporting frame is connected with the upper end of the supporting leg through a secondary scissor telescopic mechanism, and the lower end of the supporting leg is provided with a buffer wheel; the telescopic shock-absorbing lifting frame can be stretched out and drawn back through the two-stage scissor telescopic mechanism.
The secondary scissor telescoping mechanism comprises a secondary scissor mechanism body, a rack, a gear, a pressure spring and a rubber head screw; the top point of the upper end of the second-stage scissor mechanism body is fixed on the support frame, the top point of the lower end of the second-stage scissor mechanism body is fixedly connected with the upper end of the rack, and the upper part of the rack is fixedly connected with the upper end of the support leg; the rubber head screw is inserted on the support frame, the gear is arranged on the stud of the rubber head screw, and the gear is partially or completely meshed with the rack; one end of the pressure spring acts on the end face of the gear, and the other end of the pressure spring acts on the support frame.
The gear rack is provided with a gear groove, a pressure spring shaft is arranged in the gear groove, the gear can be matched with the gear groove, and the pressure spring is sleeved on the pressure spring shaft.
The support frame is provided with a limiting groove, and the rack is located in the limiting groove.
The middle part of the connecting plate is provided with an arc-shaped through hole, and the upper end of the supporting frame is provided with a sliding column matched with the arc-shaped through hole.
The paint spraying device comprises a mounting seat, a paint tank, a micro pump and a spray head; the paint can is arranged on the mounting seat, the spray head is arranged at the lower part of the paint can, and the spray head is connected with the outlet of the paint can through the micropump.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the adjustment between the support frame and the support leg is realized through the two-stage scissor telescopic mechanism so as to adjust the height of the support leg, so that the telescopic shock absorption lifting frame can adapt to paint cans of different models, the telescopic shock absorption lifting frame is prevented from rotating relative to the unmanned aerial vehicle body to touch the paint cans when the unmanned aerial vehicle lands, the paint spraying device is prevented from being damaged, and the paint spraying quality is ensured. The two-stage scissor telescopic mechanism is simple in structure, good in stability and simple in adjusting process for realizing the telescopic function.
2. When unmanned aerial vehicle landed, the impulsive force on ground was used in the buffer wheel, and the support frame rotates for the connecting plate, and the traveller slides in convex through-hole, and the impact force on ground offsets with torsion spring's torsional force, and then plays the cushioning effect, has further reduced the damage of vibrations to paint spraying apparatus.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the telescopic shock absorbing lifting frame of the present invention;
FIG. 3 is a schematic view of the connection between the two-stage scissor telescopic mechanism and the support frame according to the present invention;
FIG. 4 is a longitudinal cross-sectional view of the support of the present invention;
FIG. 5 is another longitudinal cross-sectional view of the support frame of the present invention;
FIG. 6 is a schematic structural diagram of a two-stage scissor telescoping mechanism of the present invention;
FIG. 7 is an exploded view of the rubber head screw and gear of the present invention;
FIG. 8 is a schematic view of the construction of the painting apparatus of the present invention;
in the figure: 1-an unmanned aerial vehicle body; 2, a telescopic shock absorption lifting frame; 3-a paint spraying device;
21-a connecting plate; 22-a support frame; 23-supporting legs; 24-a buffer wheel; 25-a secondary scissor mechanism body; 26-a rack; 27-a gear; 28-pressure spring; 29-glue head screw; 31-a mounting seat; 32-paint can; 33-a micropump; 34-a spray head;
211-articulated shaft; 212-circular arc-shaped through-holes; 221-a traveler; 222-gear groove; 223-a compression spring shaft; 224-a limit groove; 251-upper vertex; 252-lower end vertex.
Detailed Description
The technical solution of the present invention is described in detail below with reference to the specific embodiments and the accompanying drawings, but the scope of the present invention is not limited thereto.
The utility model relates to a paint spraying unmanned aerial vehicle (an unmanned aerial vehicle for short, see fig. 1-8) with a telescopic shock absorption lifting frame, which comprises an unmanned aerial vehicle body 1, a telescopic shock absorption lifting frame 2 and a paint spraying device 3; the paint spraying device 3 is installed in the center of the bottom of the unmanned aerial vehicle body 1, and at least three telescopic shock absorption lifting frames 2 are uniformly installed on the edge of the bottom of the unmanned aerial vehicle body 1 in a circumferential mode;
the telescopic shock absorption lifting frame 2 comprises a connecting plate 21, a supporting frame 22, supporting legs 23, a buffer wheel 24 and a secondary scissor telescopic mechanism;
an arc-shaped through hole 212 is formed in the middle of the connecting plate 21, one end of the connecting plate 21 is fixedly connected with the unmanned aerial vehicle body 1 through a screw, the other end of the connecting plate 21 is hinged with the upper end of the support frame 22 through a hinge shaft 211, and a sliding column 221 at the upper end of the support frame 22 is matched with the arc-shaped through hole 212; a torsion spring is arranged on the hinge shaft 211, one end of the torsion spring acts on the connecting plate 21, and the other end acts on the supporting frame 22; when the unmanned aerial vehicle is in an empty state, the torsion spring is in a slightly tightened state, torsion force is generated, so that the sliding column 221 is located at the lower end of the arc-shaped through hole 212, when the unmanned aerial vehicle lands, the telescopic shock absorption lifting frame 2 receives impact force of the ground to enable the support frame 22 to rotate relative to the connecting plate 21, the sliding column 221 slides to the upper end of the arc-shaped through hole 212, and the rotation range of the support frame 22 is limited through the arc-shaped through hole 212; the lower end of the support frame 22 is connected with the upper end of a support leg 23 through a secondary scissor telescopic mechanism, and the lower end of the support leg 23 is provided with a buffer wheel 24; fork telescopic machanism is cut through the second grade and is realized that scalable shock attenuation plays the flexible of frame 2 that falls, adjusts the height of supporting leg 23 promptly for scalable shock attenuation plays when the paint can of the different models of paint spraying apparatus 3 installation can both guarantee that unmanned aerial vehicle lands and falls frame 2 and do not touch the paint can.
The secondary scissor telescoping mechanism comprises a secondary scissor mechanism body 25, a rack 26, a gear 27, a pressure spring 28 and a rubber head screw 29; the top end point 251 of the secondary scissors mechanism body 25 is fixed on the support frame 22 through a screw, the bottom end point 252 of the secondary scissors mechanism body 25 is fixedly connected with the upper end of the rack 26, and the upper part of the rack 26 is fixedly connected with the upper end of the support leg 23; the rubber head screw 29 is inserted into the support frame 22, the gear 27 is installed on a stud of the rubber head screw 29, the gear 27 can be matched with a gear groove 222 on the support frame 22, the pressure spring 28 is sleeved on a pressure spring shaft 223 in the gear groove 222, one end of the pressure spring 28 acts on the end face of the gear 27, and the other end acts on the end face of the gear groove 222; when the rubber head screw 29 is at the initial position (the rubber head screw is not pressed by human hand), the gear 27 is positioned in the gear groove 222 on the support frame 22, and at this time, the gear 27 is partially meshed with the rack 26 to fix the rack 26, so that the secondary scissors mechanism body 25 is ensured not to deform, and the support frame 22 and the support leg 23 are relatively fixed; the rubber head screw 29 is pressed, so that the gear 27 is disengaged from the gear groove 222 on the support frame 22, at the moment, the gear 27 is completely meshed with the rack 26, then the rubber head screw 29 is rotated to drive the rack 26 to reciprocate through the gear 27 (the rubber head screw is always in a pressed state in the process), so that the secondary scissors mechanism body 25 stretches and retracts, and the height of the support leg 23 is adjusted;
the support frame 22 is provided with a limit groove 224, the rack 26 is located in the limit groove 224, and the limit groove 224 limits the reciprocating movement distance of the rack 26, so that the limit of the extension range of the secondary scissors mechanism body 25 is realized.
The paint spraying device 3 comprises a mounting seat 31, a paint tank 32, a micro pump 33 and a spray head 34; the paint can 32 is fixed on the mounting seat 31, the spray head 34 is fixed at the lower part of the paint can 32, and the spray head 34 is connected with the outlet of the paint can 32 through the micro pump 33; during the movement of the unmanned aerial vehicle, the spray head 34 is uniformly sprayed against the wall surface to be painted. The model of the micropump is JBY-B1, and other models can be selected according to specific working conditions.
The working principle and the working process of the utility model are as follows:
the paint spraying device 3 is detachably connected with the unmanned aerial vehicle body 1 as a modular structure, and paint tanks 32 of different types are arranged in the paint spraying device 3 in a matched manner; selecting a paint can 32 with a corresponding model according to working condition requirements, installing the paint can 32 on the installation seat 31, and then installing the whole paint spraying device 3 at the bottom of the unmanned aerial vehicle body 1;
the rubber head screw 29 is pressed, so that the gear 27 is disengaged from the gear groove 222 on the support frame 22, the gear 27 is completely meshed with the rack 26 at the moment, the pressure spring 28 is stretched, then the rubber head screw 29 is rotated to drive the rack 26 to reciprocate through the gear 27 (the rubber head screw is always in a pressed state in the process), so that the secondary scissors mechanism body 25 stretches, the height of the support leg 23 is adjusted, and the telescopic shock absorption lifting frame 2 cannot touch a paint can when the unmanned aerial vehicle lands; after the adjustment is finished, the rubber head screw 29 is loosened, the gear 27 returns to the gear groove 222 on the support frame 22 under the action of the pressure spring 28, at the moment, the gear 27 is partially meshed with the rack 26, the rack 26 does not move back and forth, the secondary scissors mechanism body 25 does not deform, and the support legs 23 and the support frame 22 are relatively fixed;
when unmanned aerial vehicle landed, the impulsive force on ground did not act on buffer wheel 24, and support frame 22 rotates for connecting plate 21, and traveller 221 slides to the upper end of arc through-hole 212, and the impact force on ground offsets with torsion spring's torsional force, and then plays the cushioning effect.
Nothing in this specification is said to apply to the prior art.
Claims (6)
1. An unmanned paint spraying machine with a telescopic shock-absorbing lifting frame comprises an unmanned machine body; the unmanned aerial vehicle is characterized by further comprising a telescopic shock absorption lifting frame and a paint spraying device; the paint spraying device is arranged at the bottom of the unmanned aerial vehicle body, and at least three telescopic shock absorption lifting frames are uniformly arranged at the edge of the bottom of the unmanned aerial vehicle body in a circumferential manner;
the telescopic shock-absorbing lifting frame comprises a connecting plate, a supporting frame, supporting legs, a buffer wheel and a two-stage scissor telescopic mechanism; one end of the connecting plate is connected with the unmanned aerial vehicle body, and the other end of the connecting plate is hinged with the upper end of the supporting frame through a hinge shaft; a torsion spring is arranged on the hinged shaft, one end of the torsion spring acts on the connecting plate, and the other end of the torsion spring acts on the supporting frame; the lower end of the supporting frame is connected with the upper end of the supporting leg through a secondary scissor telescopic mechanism, and the lower end of the supporting leg is provided with a buffer wheel; the telescopic shock-absorbing lifting frame can be stretched out and drawn back through the two-stage scissor telescopic mechanism.
2. The unmanned aerial vehicle that sprays paint with scalable shock attenuation frame that rises and falls of claim 1, characterized in that, the second grade scissors telescopic machanism includes second grade scissors mechanism body, rack, gear, pressure spring and rubber head screw; the top point of the upper end of the second-stage scissor mechanism body is fixed on the support frame, the top point of the lower end of the second-stage scissor mechanism body is fixedly connected with the upper end of the rack, and the upper part of the rack is fixedly connected with the upper end of the support leg; the rubber head screw is inserted on the support frame, the gear is arranged on the stud of the rubber head screw, and the gear is partially or completely meshed with the rack; one end of the pressure spring acts on the end face of the gear, and the other end of the pressure spring acts on the support frame.
3. The unmanned aerial vehicle sprays paint with scalable shock attenuation is risen and is fallen frame, its characterized in that, be equipped with the gear groove on the support frame, gear inslot is equipped with the pressure spring axle, the gear can with the gear groove cooperation, the pressure spring suit is on the pressure spring axle.
4. The unmanned aerial vehicle sprays paint with scalable shock attenuation is risen and dropped frame of claim 2, characterized in that, be equipped with the spacing groove on the support frame, the rack is located the spacing inslot.
5. The unmanned aerial vehicle sprays paint with scalable shock attenuation is risen and fallen frame of claim 1, characterized in that, the middle part of connecting plate is opened has circular arc through-hole, and the upper end of support frame is equipped with the traveller with circular arc through-hole cooperation.
6. The unmanned aerial vehicle that sprays paint with scalable shock attenuation is risen and fallen to put according to any one of claim 1 ~ 5, characterized in that, the painting device includes mount pad, paint can, micropump and shower nozzle; the paint can is arranged on the mounting seat, the spray head is arranged at the lower part of the paint can, and the spray head is connected with the outlet of the paint can through the micropump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122293569.XU CN215475765U (en) | 2021-09-23 | 2021-09-23 | Unmanned aerial vehicle sprays paint with scalable shock attenuation is risen and is fallen frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122293569.XU CN215475765U (en) | 2021-09-23 | 2021-09-23 | Unmanned aerial vehicle sprays paint with scalable shock attenuation is risen and is fallen frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215475765U true CN215475765U (en) | 2022-01-11 |
Family
ID=79769799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122293569.XU Expired - Fee Related CN215475765U (en) | 2021-09-23 | 2021-09-23 | Unmanned aerial vehicle sprays paint with scalable shock attenuation is risen and is fallen frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215475765U (en) |
-
2021
- 2021-09-23 CN CN202122293569.XU patent/CN215475765U/en not_active Expired - Fee Related
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| 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: 20220111 |
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| CF01 | Termination of patent right due to non-payment of annual fee |