CN117429643A - Unmanned aerial vehicle anti-interference device and method thereof - Google Patents
Unmanned aerial vehicle anti-interference device and method thereof Download PDFInfo
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- CN117429643A CN117429643A CN202311753791.0A CN202311753791A CN117429643A CN 117429643 A CN117429643 A CN 117429643A CN 202311753791 A CN202311753791 A CN 202311753791A CN 117429643 A CN117429643 A CN 117429643A
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 97
- 238000012544 monitoring process Methods 0.000 claims abstract description 26
- 238000001514 detection method Methods 0.000 claims abstract description 5
- 238000013016 damping Methods 0.000 claims description 57
- 230000001360 synchronised effect Effects 0.000 claims description 25
- 230000007246 mechanism Effects 0.000 claims description 20
- 230000006835 compression Effects 0.000 claims description 16
- 238000007906 compression Methods 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 16
- 238000002955 isolation Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000003028 elevating effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change 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
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U20/00—Constructional aspects of UAVs
- B64U20/80—Arrangement of on-board electronics, e.g. avionics systems or wiring
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U2101/00—UAVs specially adapted for particular uses or applications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
Abstract
The invention relates to the technical field of unmanned aerial vehicle anti-interference, and discloses an unmanned aerial vehicle anti-interference device and a method thereof, wherein the unmanned aerial vehicle anti-interference device comprises an annular base, a top plate is arranged above the annular base, four side plates are rotationally connected to the top plate, a transmission case is arranged below the top plate, the transmission case is connected with the top plate through a first connecting column, four first screw rods are arranged between the top plate and the annular base, two ends of each first screw rod are respectively connected with the annular base and the top plate through bearings, and the first screw rods penetrate through the transmission case; according to the invention, the interference of a large amount of wind generated by the propeller of the unmanned aerial vehicle on the air quality monitoring of the air monitor is effectively prevented, the accuracy and the precision of the air quality monitoring are improved, when the air quality monitoring detection is not needed, the air detector fixedly arranged at the bottom of the mounting plate can be protected, the safety is improved, and the problem that the air quality monitoring is interfered by a large amount of wind generated by the propeller is solved.
Description
Technical Field
The invention belongs to the technical field of unmanned aerial vehicle anti-interference, and particularly relates to an unmanned aerial vehicle anti-interference device and a method thereof.
Background
The traditional method for carrying out atmosphere monitoring by adopting manual field operation has the problems of low acquisition efficiency, poor precision, small monitoring range and unbalanced distribution. In addition, by adopting a fixed point location monitoring method, the atmosphere quality of continuous change of different heights cannot be monitored, and particularly, the high-altitude and large-range atmosphere environment quality is difficult to monitor. And the sensor carried on the unmanned aerial vehicle can be used for rapidly acquiring the atmosphere gas quality monitoring at different heights in a large-area and omnibearing manner. However, since the sensor mounted on the unmanned aerial vehicle for atmospheric monitoring is mounted on the bottom of the unmanned aerial vehicle, the unmanned aerial vehicle interferes with atmospheric quality monitoring due to a large amount of wind generated by the propeller during the air navigation process, and certain limitations exist.
Disclosure of Invention
According to the embodiment of the invention, an unmanned aerial vehicle anti-interference scheme is provided. The problem of the effectual a large amount of wind that produces through the screw of having disturbed atmospheric quality monitoring of this scheme has been solved.
In a first aspect of the invention, an unmanned aerial vehicle anti-interference device is provided.
The device comprises: the annular base, annular base's top is equipped with the roof, it is connected with four curb plates to rotate on the roof, the below of roof is equipped with the transmission case, transmission case and roof are connected through first spliced pole, be equipped with four first lead screws between roof and the annular base, the both ends of first lead screw are connected with annular base and roof through the bearing respectively, and first lead screw runs through the transmission case, the outside cover of first lead screw is equipped with the lifter, the connected mode of lifter and first lead screw is threaded connection, lifter and curb plate pass through rotation bearing structure and connect, run through on the transmission case and have the transmission shaft that rotates to be connected, be equipped with respectively with transmission shaft and four first lead screw matched with synchronous drive unit, the top fixedly connected with support column of transmission shaft, and the support column runs through the roof, the top of roof is equipped with the control box, control box and roof are connected through a plurality of support frames, the control box is bottom open-ended cavity structure, be equipped with four movable seats in the control box, the below of movable seat is equipped with the baffle, transmission shaft and four movable seats are connected through damping movement subassembly, baffle and movable seat pass through vertical lift sliding mechanism and connect, the below of transmission case is equipped with, and transmission case passes through the second spliced pole and the sealing connection mounting panel, sealing connection bottom mounting panel is equipped with the sealing connection.
Preferably, the vertical lifting sliding mechanism comprises a movable frame arranged in the control box, a plurality of first guide columns penetrate through the movable frame, the top of each first guide column is fixedly connected with the top inner wall of the control box, the top of each support column is fixedly connected with a rotary table, the top of each rotary table is fixedly connected with a plurality of pushing balls, the bottom of the movable frame is fixedly connected with a plurality of supporting blocks, inclined surfaces matched with the pushing balls are arranged on the supporting blocks, a plurality of sliding grooves are formed in the bottoms of the movable seats, sliding blocks are arranged in the sliding grooves, the bottoms of the sliding blocks are fixedly connected with the tops of the baffle plates, first guide grooves are formed in the inner walls of the sliding grooves, first guide blocks are arranged in the first guide grooves, the first guide blocks are fixedly connected with the sliding blocks, and the sliding blocks are connected with the movable frame through elastic sliding units.
Preferably, the elastic sliding unit comprises a fixed column fixedly mounted at the top of the sliding block, the top end of the fixed column penetrates through the movable seat, a first compression spring is sleeved outside the fixed column, two ends of the first compression spring are fixedly connected with the top of the sliding block and the top inner wall of the sliding groove respectively, the top end of the fixed column is fixedly connected with a second guide block located above the movable seat, a plurality of second guide grooves are formed in the bottom of the movable frame, and the second guide blocks are located in the corresponding second guide grooves.
Preferably, the damping moving assembly comprises a second screw rod arranged on one side of the movable seat, the second screw rod penetrates through the movable seat, the second screw rod is in threaded connection with the movable seat in a connecting mode, two sides of the movable seat are respectively contacted with the inner wall of the control box, two stop plates are sleeved outside the second screw rod, bearings are arranged at the connecting positions of the second screw rod and the stop plates, the stop plates are fixedly connected with the inner wall of the control box, and the second screw rod is connected with the transmission shaft through damping synchronous pieces.
Preferably, the damping synchronizing piece is including the cover locating the outside supporting sleeve of support column, the supporting sleeve runs through the roof, the junction of supporting sleeve and roof is equipped with the bearing, the top fixedly connected with first bevel gear of supporting sleeve, and the support column runs through first bevel gear, fixedly connected with second bevel gear on the second lead screw, and second bevel gear and first bevel gear mesh mutually, the top fixedly connected with first damping dish of transmission shaft, the bottom fixedly connected with second damping dish of supporting sleeve, the bottom of second damping dish contacts with the top of first damping dish, and the support column runs through first damping dish and second damping dish.
Preferably, the rotation supporting structure comprises a connecting block fixedly mounted on the side plate, two sides of the connecting block are respectively connected with a swinging plate in a rotating mode, and one end, away from the connecting block, of the swinging plate is connected with the lifting block in a rotating mode.
Preferably, the synchronous drive unit comprises a gear ring sleeved outside the transmission shaft, the gear ring is located in the transmission box, the gear ring is connected with the transmission shaft through a plurality of third connecting columns, a first gear located in the transmission box is fixedly sleeved outside the first screw rod, the first gear is meshed with the gear ring, and a driver matched with the gear ring is arranged on the transmission box.
Preferably, the driver comprises a motor fixedly arranged on the transmission case, the output end of the motor is fixedly connected with a second gear, and the second gear is meshed with the gear ring.
Preferably, the dead dismouting structure of lock includes a plurality of fixed mounting in the reference column at mounting panel top, a plurality of locating holes have been seted up on the fixing base, and the reference column is located corresponding locating hole, first rectangular hole has been seted up on the mounting panel, the slot has been seted up respectively to the both sides inner wall in first rectangular hole, the second rectangular hole has been seted up on the fixing base, be equipped with the inserted block in the slot, fixedly connected with fly leaf on the inserted block, and the fly leaf runs through the second rectangular hole, fixedly connected with two second guide posts in the second rectangular hole, and the second guide post runs through the fly leaf, the outside cover of second guide post is equipped with second compression spring, the both ends of second compression spring respectively with two fly leaf fixed connection.
In a second aspect of the invention, an unmanned aerial vehicle anti-interference method is provided. The method is applied to the unmanned aerial vehicle anti-interference device of the first aspect, and comprises the following steps:
step one: the control box is fixedly arranged at the bottom of the unmanned aerial vehicle by a worker, and an isolation structure is formed by combining four side plates and four baffles, so that the interference of a large amount of wind generated by the propeller of the unmanned aerial vehicle on the air quality monitoring of the air monitor is prevented;
step two: when the air quality monitoring detection is not needed, the first screw rod and the transmission shaft are driven to rotate through the synchronous driving unit, the first screw rod drives the lifting block to move downwards, the lifting block drives the side plate to rotate through the rotating supporting structure, so that one end of the side plate, which is far away from the top plate, moves towards the annular base, and meanwhile, the baffle is driven to move upwards relative to the side plate and the top plate through the vertical lifting sliding mechanism;
step three: when the horizontal position of the bottom of the baffle is consistent with the horizontal position of the top plate, the transmission shaft drives the movable seat to move through the damping moving assembly, and the movable seat drives the baffle to move in the horizontal direction through the vertical lifting sliding mechanism;
step four: finally make four baffles slide to the top of roof, one side of curb plate and one side of annular base contact simultaneously, synchronous drive unit stops driving first lead screw and transmission shaft rotation, makes up into a sealed protecting crust through roof, annular base, seal receptacle and four curb plates, protects the gas detector of fixed mounting in mounting panel bottom.
Compared with the prior art, the invention has the beneficial effects that:
the staff is with control box fixed mounting in unmanned aerial vehicle's bottom, make up into an isolation structure through four curb plates and four baffles, the interference of atmospheric quality monitoring to the gas monitor that the screw produced of unmanned aerial vehicle has been prevented effectively, the degree of accuracy and the precision of atmospheric quality monitoring have been improved, when need not carry out atmospheric quality monitoring and examine time measuring, through synchronous drive unit drive first lead screw and transmission shaft rotation, first lead screw drive elevating block moves down, the elevating block is through rotating bearing structure drive curb plate rotation, one end that the roof was kept away from to the messenger curb plate is removed towards annular base, simultaneously through the relative curb plate of vertical lift sliding mechanism drive baffle and roof upward movement, when the bottom horizontal position of baffle is unanimous with the top horizontal position of roof, the movable seat is through the movable seat removal of damping drive movable seat of vertical lift sliding mechanism drive, finally make four baffles slide to the top of roof, one side of curb plate and one side of annular base contact simultaneously, synchronous drive unit stops driving first lead screw and transmission shaft rotation, through annular base, seal seat and four curb plate make up into a seal housing and detect the bottom of a seal housing, the safety protection device has improved in the safety protection mounting plate.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the bottom of the transmission case of the present invention;
FIG. 3 is a schematic view of the structure of the inside of the transmission case of the present invention;
FIG. 4 is a schematic view of a fixing base of the present invention;
FIG. 5 is a schematic view of the structure of the control box of the present invention;
FIG. 6 is a schematic view of the structure of the bottom of the movable frame of the present invention;
FIG. 7 is a schematic view of the structure of the baffle plate of the present invention;
FIG. 8 is a schematic view of the movable seat of the present invention in cross section.
In the figure: 1. an annular base; 2. a top plate; 3. a side plate; 4. a transmission case; 5. a first connection post; 6. a first screw rod; 7. a transmission shaft; 8. a support column; 9. a control box; 10. a support frame; 11. a movable seat; 12. a baffle; 13. a fixing seat; 14. a second connection post; 15. a mounting plate; 16. a sealing seat; 17. a connecting plate; 18. a movable frame; 19. a first guide post; 20. a turntable; 21. pushing the ball; 22. a support block; 23. a chute; 24. a slide block; 25. a first guide groove; 26. a first guide block; 27. fixing the column; 28. a first compression spring; 29. a second guide block; 30. a second guide groove; 31. a second screw rod; 32. a stop plate; 33. a first bevel gear; 34. a second bevel gear; 35. a first damping disk; 36. a second damping disk; 37. a lifting block; 38. a connecting block; 39. a swinging plate; 40. a gear ring; 41. a third connecting column; 42. a first gear; 43. a motor; 44. a second gear; 45. positioning columns; 46. positioning holes; 47. a first rectangular hole; 48. a slot; 49. a movable plate; 50. a second rectangular hole; 51. inserting blocks; 52. a second guide post; 53. a second compression spring; 54. and a supporting sleeve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the first embodiment, as shown in fig. 1 to 8, the invention comprises an annular base 1, a top plate 2 is arranged above the annular base 1, four side plates 3 are rotatably connected on the top plate 2, a transmission box 4 is arranged below the top plate 2, the transmission box 4 and the top plate 2 are connected through a first connecting column 5, four first screw rods 6 are arranged between the top plate 2 and the annular base 1, two ends of the first screw rods 6 are respectively connected with the annular base 1 and the top plate 2 through bearings, the first screw rods 6 penetrate through the transmission box 4, lifting blocks 37 are sleeved outside the first screw rods 6, the lifting blocks 37 are in threaded connection with the first screw rods 6, the lifting blocks 37 are connected with the side plates 3 through a rotary supporting structure, a transmission shaft 7 in rotary connection is penetrated on the transmission box 4, synchronous driving units respectively matched with the transmission shaft 7 and the four first screw rods 6 are arranged on the transmission box 4, the top of the transmission shaft 7 is fixedly connected with a support column 8, the support column 8 penetrates through the top plate 2, a control box 9 is arranged above the top plate 2, the control box 9 and the top plate 2 are connected through a plurality of support frames 10, the control box 9 is of a cavity structure with an opening at the bottom end, four movable seats 11 are arranged in the control box 9, a baffle 12 is arranged below the movable seats 11, the transmission shaft 7 and the four movable seats 11 are connected through damping moving components, the baffle 12 and the movable seats 11 are connected through a vertical lifting sliding mechanism, a fixed seat 13 is arranged below the transmission box 4, the fixed seat 13 and the transmission box 4 are connected through a plurality of second connecting columns 14, a mounting plate 15 is arranged at the bottom of the fixed seat 13, the mounting plate 15 and the fixed seat 13 are connected through a locking dismounting structure, a sealing seat 16 is arranged below the mounting plate 15, the sealing seat 16 and the mounting plate 15 are connected through a connecting plate 17, the annular base 1 is sleeved outside the sealing seat 16; staff is with control box 9 fixed mounting in unmanned aerial vehicle's bottom, makes up into an isolation structure through four curb plates 3 and four baffles 12, has prevented effectively that a large amount of wind that unmanned aerial vehicle's screw produced from carrying out atmospheric quality monitoring's interference to the gas monitor, has improved atmospheric quality monitoring's degree of accuracy and precision. When the air quality monitoring detection is not needed, the first screw rod 6 and the transmission shaft 7 are driven to rotate through the synchronous driving unit, the first screw rod 6 drives the lifting block 37 to move downwards, the lifting block 37 drives the side plate 3 to rotate through the rotating supporting structure, one end of the side plate 3, far away from the top plate 2, moves towards the annular base 1, meanwhile, the baffle 12 is driven to move upwards relative to the side plate 3 and the top plate 2 through the vertical lifting sliding mechanism, when the bottom horizontal position of the baffle 12 is consistent with the top horizontal position of the top plate 2, the transmission shaft 7 drives the movable seat 11 to move through the damping moving assembly, the movable seat 11 drives the baffle 12 to move in the horizontal direction through the vertical lifting sliding mechanism, finally, the four baffles 12 slide to the top of the top plate 2, meanwhile, one side of the side plate 3 contacts with one side of the annular base 1, the synchronous driving unit stops driving the first screw rod 6 to rotate with the transmission shaft 7, and the sealed seat 16 and the four side plates 3 are combined into a sealed protection shell, and the gas detector fixedly installed at the bottom of the mounting plate 15 is protected.
On the basis of the first embodiment, as shown in fig. 3, fig. 5, fig. 6, fig. 7 and fig. 8, the vertical lifting sliding mechanism comprises a movable frame 18 arranged in the control box 9, a plurality of first guide posts 19 penetrate through the movable frame 18, the top of the first guide posts 19 is fixedly connected with the inner wall of the top of the control box 9, the top of the support post 8 is fixedly connected with a turntable 20, the top of the turntable 20 is fixedly connected with a plurality of pushing balls 21, the bottom of the movable frame 18 is fixedly connected with a plurality of supporting blocks 22, inclined surfaces matched with the pushing balls 21 are arranged on the supporting blocks 22, a plurality of sliding grooves 23 are formed in the bottom of the movable seat 11, sliding blocks 24 are arranged in the sliding grooves 23, the bottom of the sliding blocks 24 are fixedly connected with the top of the baffle 12, first guide grooves 25 are formed in the inner walls of the sliding grooves 23, first guide blocks 26 are fixedly connected with the sliding blocks 24, the sliding blocks 24 are connected with the movable frame 18 through elastic sliding units, the elastic sliding units comprise fixed posts 27 fixedly mounted on the top of the sliding blocks 24, the top of the fixed posts 27 penetrate through the movable seat 11, a plurality of outer side of the sliding seats 27 are provided with a plurality of sliding blocks 28, the top of the corresponding second guide blocks 29 are arranged at the top of the second guide blocks 30, and are respectively arranged at the top of the two ends of the fixed blocks 30, and are correspondingly arranged at the top of the second guide blocks 29 and are respectively arranged at the top of the fixed blocks 30.
In this embodiment, the first screw rod 6 and the transmission shaft 7 are driven to rotate by the synchronous driving unit, so that when one end of the side plate 3 far away from the top plate 2 moves towards the annular base 1, the transmission shaft 7 drives the support column 8 and the turntable 20 to rotate, the turntable 20 drives the pushing ball 21 to synchronously rotate, the pushing ball 21 contacts with the inclined surface on the support block 22, the pushing ball 21 pushes the support block 22 and the movable frame 18 to move upwards along with the continuous rotation of the turntable 20, the movable frame 18 drives the sliding block 24 to move upwards through the second guide block 29 and the fixed column 27, the first guide block 26 slides in the first guide groove 25, meanwhile, the first compression spring 28 is in a compressed state, the sliding block 24 drives the baffle 12 to move upwards, when the bottom horizontal position of the baffle 12 is consistent with the top horizontal position of the top plate 2, the bottom horizontal position of the support block 22 is consistent with the top horizontal position of the pushing ball 21 at the moment, the transmission shaft 7 drives the movable seat 11 to move through the damping moving assembly, the movable seat 11 moves through the fixed column 27 and the sliding block 24 to drive the baffle 12 in the horizontal direction, the second guide block 29 slides in the second guide groove 30, and finally, the four baffles 12 slide to the top plate 2 slide to the top plate 21 and the top plate 21 is enabled to move to the horizontal position of the top plate 21 and the horizontal position of the push ball 21 is not consistent with the top horizontal position of the support block 21 due to the rotation of the push ball 21.
In the third embodiment, as shown in fig. 3, 5 and 7, the damping moving assembly includes a second screw rod 31 disposed at one side of the movable seat 11, the second screw rod 31 penetrates through the movable seat 11, the connection mode of the second screw rod 31 and the movable seat 11 is threaded connection, two sides of the movable seat 11 are respectively contacted with the inner wall of the control box 9, two stop plates 32 are sleeved outside the second screw rod 31, a bearing is disposed at the connection position of the second screw rod 31 and the stop plates 32, the stop plates 32 are fixedly connected with the inner wall of the control box 9, the second screw rod 31 and the transmission shaft 7 are connected through a damping synchronous piece, the damping synchronous piece includes a supporting sleeve 54 sleeved outside the supporting column 8, the supporting sleeve 54 penetrates through the top plate 2, a bearing is disposed at the connection position of the supporting sleeve 54 and the top plate 2, the top of the supporting sleeve 54 is fixedly connected with a first bevel gear 33, the supporting column 8 penetrates through the first bevel gear 33, the second bevel gear 34 is fixedly connected with the second bevel gear 33, the top of the transmission shaft 7 is fixedly connected with a first damping disc 35, the bottom of the supporting sleeve 54 is fixedly connected with the second damping disc 36, and the bottom of the first damping disc 35 is fixedly connected with the second damping disc 35, and the bottom of the second damping disc 35 is fixedly connected with the second damping disc 35 penetrates through the top disc 35.
In this embodiment, when the transmission shaft 7 rotates, the transmission shaft 7 drives the first damping disc 35 to rotate, the first damping disc 35 drives the second damping disc 36 and the supporting sleeve 54 to rotate through friction force, the supporting sleeve 54 drives the first bevel gear 33 to rotate, the first bevel gear 33 drives the second lead screw 31 to rotate through the second bevel gear 34, the second lead screw 31 drives the movable seat 11 to move horizontally relative to the control box 9, and the vertical lifting sliding mechanism drives the baffle 12 to move upwards relative to the side plate 3 and the top plate 2, because the bottom horizontal position of the baffle 12 is lower than the top horizontal position of the top plate 2, the baffle 12 cannot move horizontally, at this time, the second damping disc 36 and the supporting sleeve 54 are stationary, the first damping disc 35 cannot drive the second damping disc 36 and the supporting sleeve 54 to rotate through friction force, and as the bottom horizontal position of the baffle 12 is consistent with the top horizontal position of the top plate 2, the first damping disc 35 can drive the second damping disc 36 and the supporting sleeve 54 to rotate along with the continuous rotation of the transmission shaft 7, so that the baffle 12 can slide to the top plate 12 at the final top of the top plate 2 to a preset position of the top plate 12, namely, the baffle 12 can be retracted to a plurality of top plates 2.
In the fourth embodiment, on the basis of the first embodiment, as shown in fig. 2, fig. 3 and fig. 4, the rotation support structure includes a connection block 38 fixedly installed on the side plate 3, two sides of the connection block 38 are respectively connected with a swinging plate 39 in a rotation manner, one end of the swinging plate 39 away from the connection block 38 is connected with a lifting block 37 in a rotation manner, the synchronous driving unit includes a gear ring 40 sleeved outside the transmission shaft 7, the gear ring 40 is located in the transmission case 4, the gear ring 40 is connected with the transmission shaft 7 through a plurality of third connection posts 41, a first gear 42 located in the transmission case 4 is fixedly sleeved outside the first screw 6, the first gear 42 is meshed with the gear ring 40, a driver matched with the gear ring 40 is provided on the transmission case 4, the driver includes a motor 43 fixedly installed on the transmission case 4, an output end of the motor 43 is fixedly connected with a second gear 44, and the second gear 44 is meshed with the gear ring 40.
In this embodiment, the locking dismounting structure includes a plurality of positioning columns 45 fixedly mounted on the top of the mounting plate 15, a plurality of positioning holes 46 are formed in the fixing base 13, the positioning columns 45 are located in the corresponding positioning holes 46, a first rectangular hole 47 is formed in the mounting plate 15, slots 48 are respectively formed in inner walls of two sides of the first rectangular hole 47, a second rectangular hole 50 is formed in the fixing base 13, an inserting block 51 is arranged in the slots 48, a movable plate 49 is fixedly connected to the inserting block 51, the movable plate 49 penetrates through the second rectangular hole 50, two second guide columns 52 are fixedly connected in the second rectangular hole 50, the second guide columns 52 penetrate through the movable plate 49, a second compression spring 53 is sleeved outside the second guide columns 52, and two ends of the second compression spring 53 are fixedly connected with the two movable plates 49 respectively.
In this embodiment, the second gear 44 is driven by the motor 43 to rotate, the second gear 44 drives the gear ring 40 to rotate, the gear ring 40 drives the transmission shaft 7 to synchronously rotate through the third connecting post 41, the gear ring 40 drives the first screw rod 6 to rotate through the first gear 42, the transmission shaft 7 and the four first screw rods 6 can synchronously rotate, the first screw rod 6 drives the lifting block 37 to move vertically, so that the inclination angle of the swinging plate 39 is changed, the side plate 3 rotates relative to the top plate 2, the two movable plates 49 are driven by the worker to move close to each other, the second compression spring 53 is in a compressed state, so that the inserting block 51 is separated from the corresponding inserting groove 48, the fixed relation between the mounting plate 15 and the fixed seat 13 is released, so that the mounting plate 15 can move downwards relative to the fixed seat 13, the worker drives the mounting plate 15 to move downwards, so that the positioning post 45 is separated from the corresponding positioning hole 46, the dismounting of the mounting plate 15 can be completed, the worker drives the mounting plate 15 to move downwards, so that the sealing seat 16 and the mounting plate 15 sequentially pass through the annular base 1, and the gas detector fixedly mounted at the bottom of the mounting plate 15 can be dismounted from the fixed seat 13.
The unmanned aerial vehicle anti-interference method of the embodiment can be applied to the unmanned aerial vehicle anti-interference device of the first to fourth embodiments, and comprises the following steps:
step one: the staff is with control box 9 fixed mounting in unmanned aerial vehicle's bottom, makes up into an isolation structure through four curb plates 3 and four baffles 12, prevents that a large amount of wind that unmanned aerial vehicle's screw produced from carrying out the interference of atmospheric quality monitoring to gas monitor.
Step two: when the air quality monitoring detection is not needed, the first screw rod 6 and the transmission shaft 7 are driven to rotate through the synchronous driving unit, the first screw rod 6 drives the lifting block 37 to move downwards, the lifting block 37 drives the side plate 3 to rotate through the rotating supporting structure, so that one end of the side plate 3 away from the top plate 2 moves towards the annular base 1, and meanwhile, the baffle 12 is driven to move upwards relative to the side plate 3 and the top plate 2 through the vertical lifting sliding mechanism.
Step three: when the bottom horizontal position of the baffle plate 12 is consistent with the top horizontal position of the top plate 2, the transmission shaft 7 drives the movable seat 11 to move through the damping moving assembly, and the movable seat 11 drives the baffle plate 12 to move in the horizontal direction through the vertical lifting sliding mechanism.
Step four: finally make four baffles 12 slide to the top of roof 2, the one side of curb plate 3 contacts with one side of annular base 1 simultaneously, and synchronous drive unit stops driving first lead screw 6 and transmission shaft 7 rotation, makes up into a sealed protecting crust through roof 2, annular base 1, seal seat 16 and four curb plates 3, protects the gas detector of fixed mounting in mounting panel 15 bottom.
Working principle: the gas detector is arranged at the bottom of the mounting plate 15 by a worker, the mounting plate 15 is driven to pass through the annular base 1 by the worker, the mounting plate 15 is arranged on the fixed seat 13 through the locking dismounting structure, the sealing seat 16 moves into the annular base 1, the sealing seat 16 and the annular base 1 form an integrally sealed bottom plate, the control box 9 is fixedly arranged at the bottom of the unmanned aerial vehicle by the worker, the isolation structure is formed by combining the four side plates 3 and the four baffles 12, the interference of a large amount of wind generated by the propeller of the unmanned aerial vehicle on the gas monitor on the atmospheric quality monitoring is effectively prevented, the accuracy and the precision of the atmospheric quality monitoring are improved, when the atmospheric quality monitoring is not required to be detected, the first screw rod 6 and the transmission shaft 7 are driven to rotate through the synchronous driving unit, the first screw rod 6 drives the lifting block 37 to move downwards, the lifting block 37 drives the side plate 3 to rotate through the rotating support structure so that one end of the side plate 3 far away from the top plate 2 moves towards the annular base 1, meanwhile, the baffle plate 12 is driven by the vertical lifting sliding mechanism to move upwards relative to the side plate 3 and the top plate 2, when the horizontal position of the bottom of the baffle plate 12 is consistent with that of the top plate 2, the transmission shaft 7 drives the movable seat 11 to move through the damping moving assembly, the movable seat 11 drives the baffle plate 12 to move horizontally through the vertical lifting sliding mechanism, finally, four baffle plates 12 slide to the top of the top plate 2, meanwhile, one side of the side plate 3 is contacted with one side of the annular base 1, the synchronous driving unit stops driving the first screw rod 6 and the transmission shaft 7 to rotate, a sealed protecting shell is formed by combining the top plate 2, the annular base 1, the sealing seat 16 and the four side plates 3, and the gas detector fixedly arranged at the bottom of the mounting plate 15 is protected, the safety is improved.
When the first screw rod 6 and the transmission shaft 7 are driven to rotate through the synchronous driving unit so that one end of the side plate 3 far away from the top plate 2 moves towards the annular base 1, the transmission shaft 7 drives the supporting column 8 and the turntable 20 to rotate, the turntable 20 drives the pushing ball 21 to synchronously rotate, the pushing ball 21 contacts with the inclined surface on the supporting block 22, the pushing ball 21 pushes the supporting block 22 and the movable frame 18 to move upwards along with continuous rotation of the turntable 20, the movable frame 18 drives the sliding block 24 to move upwards through the second guiding block 29 and the fixing column 27, the first guiding block 26 slides in the first guiding groove 25, meanwhile, the first compression spring 28 is in a compressed state, the sliding block 24 drives the baffle 12 to move upwards, when the bottom horizontal position of the baffle 12 is consistent with the top horizontal position of the top plate 2, the bottom horizontal position of the supporting block 22 is consistent with the top horizontal position of the pushing ball 21, the transmission shaft 7 drives the movable seat 11 to move through the damping moving assembly, the movable seat 11 drives the baffle 12 to move in the horizontal direction through the fixing column 27 and the sliding block 24, the second guiding block 29 slides in the second guiding groove 30, and finally, the four baffles 12 slide to the top plate 2, and the bottom of the supporting block 22 does not slide along with the vertical direction, and the driving ball 21 is consistent with the top horizontal position of the supporting block 21, and the top horizontal position of the driving ball 21 can continuously swing, and the top driving ball 21 can continuously move in the vertical direction, and the driving ball is stable.
When the transmission shaft 7 rotates, the transmission shaft 7 drives the first damping disc 35 to rotate, the first damping disc 35 drives the second damping disc 36 and the supporting sleeve 54 to rotate through friction force, the supporting sleeve 54 drives the first bevel gear 33 to rotate, the first bevel gear 33 drives the second screw rod 31 to rotate through the second bevel gear 34, the second screw rod 31 drives the movable seat 11 to move horizontally relative to the control box 9, the first damping disc 35 drives the second damping disc 36 and the supporting sleeve 54 to rotate through friction force in the process of driving the baffle 12 to move upwards relative to the side plate 3 and the top plate 2 through the vertical lifting sliding mechanism, the baffle 12 cannot move horizontally due to the fact that the bottom horizontal position of the baffle 12 is lower than the top horizontal position of the top plate 2, at the moment, the second damping disc 36 and the supporting sleeve 54 are stationary, the first damping disc 35 cannot drive the second damping disc 36 and the supporting sleeve 54 to rotate through friction force, the baffle 12 can move horizontally due to the fact that the transmission shaft 7 continuously rotates, the baffle 12 can slide continuously along with the continuous rotation of the transmission shaft 7, the first damping disc 36 and the supporting sleeve 54 can slide on the top of the baffle 12 at the top of the top plate 2, and finally the baffle 12 stops moving to the preset position, and then the top plates 12 can be folded.
The second gear 44 is driven to rotate by the motor 43, the second gear 44 drives the gear ring 40 to rotate, the gear ring 40 drives the transmission shaft 7 to synchronously rotate by the third connecting column 41, the gear ring 40 drives the first screw rod 6 to rotate by the first gear 42, the transmission shaft 7 and the four first screw rods 6 can synchronously rotate, the first screw rod 6 drives the lifting block 37 to move vertically, so that the inclination angle of the swinging plate 39 is changed, the side plate 3 can rotate relative to the top plate 2, the two movable plates 49 are driven by a worker to move close to each other, the second compression spring 53 is in a compressed state, so that the inserting block 51 is separated from the corresponding slot 48, the fixed relation between the mounting plate 15 and the fixed seat 13 is released, the mounting plate 15 can move downwards relative to the fixed seat 13, the worker drives the mounting plate 15 to move downwards, so that the positioning column 45 is separated from the corresponding positioning hole 46, the dismounting of the mounting plate 15 can be completed, the worker drives the mounting plate 15 to move downwards, the sealing seat 16 and the mounting plate 15 sequentially pass through the annular base 1, and the gas detector fixedly arranged at the bottom of the mounting plate 15 can be dismounted from the fixed seat 13.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an unmanned aerial vehicle anti-interference device, includes annular base (1), its characterized in that: the upper part of the annular base (1) is provided with a top plate (2), four side plates (3) are rotationally connected to the top plate (2), a transmission box (4) is arranged below the top plate (2), the transmission box (4) is connected with the top plate (2) through a first connecting column (5), four first screw rods (6) are arranged between the top plate (2) and the annular base (1), two ends of each first screw rod (6) are respectively connected with the annular base (1) and the top plate (2) through bearings, the first screw rods (6) penetrate through the transmission box (4), lifting blocks (37) are sleeved outside the first screw rods (6), the lifting blocks (37) are connected with the first screw rods (6) through threaded connection, the lifting blocks (37) are connected with the side plates (3) through a rotating supporting structure, transmission shafts (7) which are rotationally connected are penetrated on the transmission box (4), synchronous driving units which are respectively matched with the transmission shafts (7) and the four first screw rods (6) are arranged on the transmission box (4), support columns (8) are fixedly connected with the tops of the transmission shafts (7), the control boxes (2) penetrate through the top plate (9) and the top plate (9), the control box (9) is bottom open-ended cavity structure, be equipped with four movable seat (11) in the control box (9), the below of movable seat (11) is equipped with baffle (12), transmission shaft (7) and four movable seat (11) are connected through the damping removal subassembly, baffle (12) and movable seat (11) are connected through vertical lift slide mechanism, the below of transmission case (4) is equipped with fixing base (13), fixing base (13) and transmission case (4) are connected through a plurality of second spliced pole (14), the bottom of fixing base (13) is equipped with mounting panel (15), mounting panel (15) and fixing base (13) are connected through the dead dismouting structure, the below of mounting panel (15) is equipped with sealing seat (16), sealing seat (16) and mounting panel (15) are connected through connecting plate (17), and the outside of sealing seat (16) is located to annular base (1) cover.
2. The unmanned aerial vehicle anti-interference device of claim 1, wherein: the vertical lifting sliding mechanism comprises a movable frame (18) arranged in a control box (9), a plurality of first guide posts (19) penetrate through the movable frame (18), the top of each first guide post (19) is fixedly connected with the inner wall of the top of the control box (9), a rotary table (20) is fixedly connected with the top of each supporting column (8), a plurality of pushing balls (21) are fixedly connected with the top of each rotary table (20), a plurality of supporting blocks (22) are fixedly connected with the bottom of each movable frame (18), inclined faces matched with the pushing balls (21) are arranged on the supporting blocks (22), a plurality of sliding grooves (23) are formed in the bottoms of the movable seats (11), sliding blocks (24) are arranged in the sliding grooves (23), the bottoms of the sliding blocks (24) are fixedly connected with the top of the baffle plates (12), first guide grooves (25) are formed in the inner walls of the sliding grooves (23), and the first guide blocks (26) are fixedly connected with the sliding blocks (24) through elastic sliding units.
3. The unmanned aerial vehicle anti-interference device according to claim 2, wherein: the elastic sliding unit comprises a fixed column (27) fixedly mounted at the top of the sliding block (24), the top end of the fixed column (27) penetrates through the movable seat (11), a first compression spring (28) is sleeved outside the fixed column (27), two ends of the first compression spring (28) are fixedly connected with the top of the sliding block (24) and the top inner wall of the sliding groove (23) respectively, the top end of the fixed column (27) is fixedly connected with a second guide block (29) located above the movable seat (11), a plurality of second guide grooves (30) are formed in the bottom of the movable frame (18), and the second guide blocks (29) are located in the corresponding second guide grooves (30).
4. The unmanned aerial vehicle anti-interference device of claim 1, wherein: the damping moving assembly comprises a second screw rod (31) arranged on one side of the movable seat (11), the second screw rod (31) penetrates through the movable seat (11), the second screw rod (31) and the movable seat (11) are connected in a threaded mode, two sides of the movable seat (11) are respectively contacted with the inner wall of the control box (9), two stop plates (32) are sleeved outside the second screw rod (31), bearings are arranged at the connecting positions of the second screw rod (31) and the stop plates (32), the stop plates (32) are fixedly connected with the inner wall of the control box (9), and the second screw rod (31) is connected with the transmission shaft (7) through damping synchronous pieces.
5. The unmanned aerial vehicle anti-interference device of claim 4, wherein: the damping synchronous piece is including the cover support sleeve (54) of locating support column (8) outside, support sleeve (54) runs through roof (2), the junction of support sleeve (54) and roof (2) is equipped with the bearing, the top fixedly connected with first bevel gear (33) of support sleeve (54), and support column (8) run through first bevel gear (33), fixedly connected with second bevel gear (34) on second lead screw (31), and second bevel gear (34) and first bevel gear (33) mesh mutually, the top fixedly connected with first damping dish (35) of transmission shaft (7), the bottom fixedly connected with second damping dish (36) of support sleeve (54), the bottom of second damping dish (36) contacts with the top of first damping dish (35), and support column (8) run through first damping dish (35) and second damping dish (36).
6. The unmanned aerial vehicle anti-interference device of claim 1, wherein: the rotation supporting structure comprises a connecting block (38) fixedly mounted on the side plate (3), two sides of the connecting block (38) are respectively connected with a swinging plate (39) in a rotating mode, and one end, far away from the connecting block (38), of the swinging plate (39) is connected with the lifting block (37) in a rotating mode.
7. The unmanned aerial vehicle anti-interference device of claim 1, wherein: the synchronous drive unit comprises a gear ring (40) sleeved outside the transmission shaft (7), the gear ring (40) is located in the transmission box (4), the gear ring (40) is connected with the transmission shaft (7) through a plurality of third connecting columns (41), a first gear (42) located in the transmission box (4) is fixedly sleeved outside the first screw rod (6), the first gear (42) is meshed with the gear ring (40), and a driver matched with the gear ring (40) is arranged on the transmission box (4).
8. The unmanned aerial vehicle anti-interference device of claim 7, wherein: the driver comprises a motor (43) fixedly arranged on the transmission case (4), the output end of the motor (43) is fixedly connected with a second gear (44), and the second gear (44) is meshed with the gear ring (40).
9. The unmanned aerial vehicle anti-interference device of claim 1, wherein: the dead dismouting structure of lock includes a plurality of fixed mounting in reference column (45) at mounting panel (15) top, a plurality of locating holes (46) have been seted up on fixing base (13), and reference column (45) are located corresponding locating hole (46), first rectangular hole (47) have been seted up on mounting panel (15), slot (48) have been seted up respectively to the both sides inner wall of first rectangular hole (47), second rectangular hole (50) have been seted up on fixing base (13), be equipped with inserted block (51) in slot (48), fixedly connected with fly leaf (49) on inserted block (51), and fly leaf (49) run through second rectangular hole (50), fixedly connected with two second guide posts (52) in second rectangular hole (50), and second guide post (52) run through fly leaf (49), the outside cover of second guide post (52) is equipped with second compression spring (53), the both ends of second compression spring (53) are respectively with two fly leaf (49) fixed connection.
10. An unmanned aerial vehicle anti-interference method applied to the unmanned aerial vehicle anti-interference device according to any one of claims 1 to 9, comprising:
step one: the control box (9) is fixedly arranged at the bottom of the unmanned aerial vehicle by a worker, and an isolation structure is formed by combining four side plates (3) and four baffles (12), so that the interference of a large amount of wind generated by the propeller of the unmanned aerial vehicle on the air quality monitoring of the air monitor is prevented;
step two: when the air quality monitoring detection is not needed, the first screw rod (6) and the transmission shaft (7) are driven to rotate through the synchronous driving unit, the first screw rod (6) drives the lifting block (37) to move downwards, the lifting block (37) drives the side plate (3) to rotate through the rotating supporting structure, so that one end of the side plate (3) far away from the top plate (2) moves towards the annular base (1), and meanwhile, the baffle (12) is driven to move upwards relative to the side plate (3) and the top plate (2) through the vertical lifting sliding mechanism;
step three: when the horizontal position of the bottom of the baffle plate (12) is consistent with the horizontal position of the top plate (2), the transmission shaft (7) drives the movable seat (11) to move through the damping moving assembly, and the movable seat (11) drives the baffle plate (12) to move in the horizontal direction through the vertical lifting sliding mechanism;
step four: finally make four baffles (12) slide to the top of roof (2), one side of curb plate (3) contacts with one side of annular base (1) simultaneously, and synchronous drive unit stops driving first lead screw (6) and transmission shaft (7) rotation, and through roof (2), annular base (1), sealing seat (16) and four curb plate (3) combination one sealed protecting crust, protect the gas detector of fixed mounting in mounting panel (15) bottom.
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