CN115258160A - Engineering measurement equipment based on unmanned aerial vehicle and use method thereof - Google Patents
Engineering measurement equipment based on unmanned aerial vehicle and use method thereof Download PDFInfo
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- CN115258160A CN115258160A CN202211021659.6A CN202211021659A CN115258160A CN 115258160 A CN115258160 A CN 115258160A CN 202211021659 A CN202211021659 A CN 202211021659A CN 115258160 A CN115258160 A CN 115258160A
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- 238000005259 measurement Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000001681 protective effect Effects 0.000 claims abstract description 80
- 238000007789 sealing Methods 0.000 claims abstract description 30
- 230000009471 action Effects 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 12
- 238000010276 construction Methods 0.000 claims description 10
- 230000005484 gravity Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 8
- 238000001125 extrusion Methods 0.000 claims description 8
- 238000009435 building construction Methods 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000000428 dust Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C39/00—Aircraft not otherwise provided for
- B64C39/02—Aircraft not otherwise provided for characterised by special use
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface
- B64C25/58—Arrangements or adaptations of shock-absorbers or springs
- B64C25/62—Spring shock-absorbers; Springs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
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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
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Abstract
The invention discloses engineering measurement equipment based on an unmanned aerial vehicle and a using method thereof, and belongs to the technical field of engineering measurement. An engineering measurement device based on an unmanned aerial vehicle comprises a machine body, wings are arranged on two sides of the machine body, a protective shell is fixedly connected to the bottom of the machine body, a measurement instrument is arranged in the protective shell, an opening for the measurement instrument to enter and exit is formed in the bottom of the protective shell, a sealing assembly is arranged at the opening, a lifting assembly for driving the measurement instrument to move is arranged in the protective shell, two side plates are arranged on two sides of the bottom of the machine body respectively, and a rotating shaft is rotatably arranged between the two side plates; according to the invention, the landing of the unmanned aerial vehicle is buffered, the protection of the machine body and the measuring instrument is realized, the maintenance cost is reduced to a certain extent, the storage and the removal of the measuring instrument are realized through the falling action and the take-off action of the machine body, manual operation is not needed, and the measuring work efficiency of the building engineering is improved.
Description
Technical Field
The invention relates to the technical field of engineering measurement, in particular to an engineering measurement device based on an unmanned aerial vehicle and a using method thereof.
Background
The engineering survey is to select the existing characteristic point and boundary line on ground and obtain figure and positional information reflecting the current situation of ground through the measuring means, supply engineering construction, planning design and administrative management usefulness, traditional measuring device is mostly fixed on ground, then measure the radiation region, because its radiation range can not be adjusted, so people need the position of adjustment measuring device that does not stop, along with the maturity of unmanned aerial vehicle technique, people carry measuring device to unmanned aerial vehicle, unmanned aerial vehicle's removal has the flexibility, and then make the measuring range increase, so unmanned aerial vehicle based measuring device has fine development prospect in the future.
The bottom side at unmanned aerial vehicle is generally installed to current measuring equipment based on unmanned aerial vehicle, accomodates when not using and protects and prevent dust in protective housing. Before the measuring equipment is used, the measuring equipment needs to be taken out of the protective shell in a downward moving mode, so that the protective shell is prevented from influencing the measuring visual field of the measuring equipment; after the measurement is finished, the measuring equipment is placed back into the protective shell, the process needs manual operation to be adjusted, the complexity of the step of using the measuring equipment is caused, and the measuring efficiency is influenced.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides engineering measurement equipment based on an unmanned aerial vehicle and a using method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an engineering surveying equipment based on unmanned aerial vehicle, includes the organism, the both sides of organism are provided with the wing, the bottom fixedly connected with protecting sheathing of organism, be provided with measuring instrument in the protecting sheathing, the opening that is used for the measuring instrument business turn over is seted up to protecting sheathing's bottom, the opening part is provided with closed assembly, be provided with the lifting unit who is used for driving the measuring instrument displacement in the protecting sheathing, the bottom both sides of organism respectively are provided with two curb plates, two it is provided with the axis of rotation to rotate between the curb plate, be provided with the drive mechanism who is used for driving lifting unit and closed assembly action in the axis of rotation, be provided with the non return subassembly that is used for restricting the axis of rotation gyration on the organism, axis of rotation outside fixedly connected with connecting plate, be provided with the elasticity telescopic link between connecting plate and the organism, one side swing joint that the axis of rotation was kept away from to the connecting plate has the connecting rod, be provided with the base on the connecting rod.
Preferably, the lifting assembly comprises a movable gear arranged in the protective shell through a rotating shaft, two sides of the movable gear are respectively connected with a first rack and a second rack in a meshed mode, the first rack is connected with the transmission mechanism, a connecting block is connected to the outer side of the second rack, a lantern ring is connected to the connecting block, and the lantern ring is sleeved on the outer side of the measuring instrument.
Preferably, a first elastic element is arranged between the connecting block and the sleeve ring.
Preferably, the transmission mechanism comprises a first gear fixedly arranged on the rotating shaft, a rack plate is meshed and connected to the outer side of the first gear, the rack plate is arranged on the protective shell in a sliding mode, and the rack plate is fixedly connected with the first rack.
Preferably, drive mechanism is still including rotating the dwang that sets up in the organism downside, be provided with the worm wheel on the dwang, be provided with the worm that is connected with the worm wheel meshing in the axis of rotation, the dwang outside is connected with the second gear, be provided with the ring gear who is connected with the second gear meshing on the protective housing.
Preferably, the sealing assembly comprises a rotating ring rotating on the protective shell, the gear ring is sleeved on the rotating ring, a first bevel gear is arranged on the rotating ring, support plates which are uniformly distributed on the circumference are fixedly arranged on the protective shell, a screw rod is rotatably arranged on the support plates through bearings, a second bevel gear meshed with the first bevel gear is arranged on the screw rod, a sealing plate is slidably arranged on the protective shell, and the sealing plate is in threaded connection with the screw rod.
Preferably, the non return subassembly is including setting firmly the mounting bracket in the organism bottom side, fixedly connected with dead lever on the mounting bracket, sliding connection has the check plate on the mounting bracket, be provided with the extrusion inclined plane on the check plate, set up the movable hole with dead lever matched with on the check plate, be provided with the non return wheel in the axis of rotation, the non return wheel offsets with the check plate activity, the non return subassembly still includes the stay cord that links to each other with the check plate, the one end that the check plate was kept away from to the stay cord passes the mounting bracket and is connected with the counterweight rod, the counterweight rod slides and sets up on the base.
Preferably, the mounting bracket outside fixedly connected with arc, the arc has been seted up on the arc, fixedly connected with guide bar on the connecting plate, the one end that the check plate was kept away from to the stay cord is continuous through arc and guide bar and with the counterweight rod in proper order.
Preferably, limiting plates are arranged at two ends of the counterweight rod and movably abutted against the base.
The invention also discloses a using method of the engineering measurement equipment based on the unmanned aerial vehicle, which further comprises the following steps:
s1: during the flight of the unmanned aerial vehicle, the measuring instrument in the protective shell is moved out to measure the building construction, after the measurement is finished, the unmanned aerial vehicle descends, in the process, the unmanned aerial vehicle firstly contacts with the ground through the base, the base is stressed to exert force on the connecting plate through the connecting rod, the connecting plate is stressed to extrude the elastic telescopic rod, the elastic telescopic rod is stressed to be compressed, the descending force of the unmanned aerial vehicle is buffered, and the unmanned aerial vehicle and the measuring instrument are protected;
s2: the connecting plate drives the rotating shaft to rotate relative to the side plate in the stress process, the first gear on the outer side of the rotating shaft is meshed with the rack plate on the outer side of the protective shell through rotation of the rotating shaft, the first rack is driven to be meshed with the moving gear in the downward moving process of the rack plate, the moving gear rotates and drives the second rack on the other side to move upwards, and the second rack drives the measuring instrument to move upwards through the connecting block and the lantern ring to shrink into the protective shell;
s3: the rotation of the rotating shaft can also enable the worm on the outer side of the rotating shaft to be meshed with the worm wheel on the rotating rod, the rotating rod is enabled to rotate and enable the second gear on the bottom end to be meshed with the gear ring on the lower end of the protective shell, the gear ring drives the rotating ring to be meshed with the first bevel gear on the rotating ring, the first bevel gear is meshed with the second bevel gear, the second bevel gear drives the screw to rotate and move with the sealing plate arranged in the screw thread of the screw, and the sealing plates are enabled to move towards the central axis of the opening of the protective shell together to seal the opening of the protective shell;
s4: after the unmanned aerial vehicle falls, the base is contacted with the ground, the counterweight rod is abutted against the ground and moves upwards to enable the pull rope to be not tightened, the check plate connected with the other end of the pull rope moves downwards under the action of self gravity, when the rotating shaft rotates clockwise, the check wheel on the rotating shaft is abutted against the extrusion inclined surface of the check plate to enable the check plate to move upwards, but when the elastic telescopic rod resets, the check plate limits the reversion of the check wheel to enable the rotating shaft and the connecting plate to keep the current rotating state, namely, the measuring instrument is contracted to enter the protective shell, and the bottom opening of the protective shell is sealed by the sealing plate;
s5: when unmanned aerial vehicle takes off once more and measures the construction through measuring instrument, unmanned aerial vehicle leaves ground, base and counterweight rod no longer contact with ground, the counterweight rod moves down and drags the stay cord under self action of gravity, make stay cord pulling check plate shift up, the elasticity telescopic link resumes and promotes the connecting plate and resets, the check plate is no longer to the non return wheel restriction of reversing, make the seal plate remove and open protective housing's opening, the measuring instrument moves down from the opening part and measures the construction.
Compared with the prior art, the invention provides an engineering measurement device based on an unmanned aerial vehicle and a using method thereof, and the engineering measurement device has the following beneficial effects:
1. this engineering measurement equipment based on unmanned aerial vehicle and application method thereof through the shrink change of elasticity telescopic link, cushions unmanned aerial vehicle's descending, realizes the protection to organism and measuring instrument, has reduced cost of maintenance to a certain extent, and through the whereabouts action and the action of taking off with the organism realize taking in and moving out of measuring instrument, need not artifical manual operation, has promoted the measurement work efficiency to building engineering.
2. According to the engineering measurement equipment based on the unmanned aerial vehicle and the using method thereof, the first gear on the outer side of the rotating shaft is meshed with the rack plate on the outer side of the protective shell through rotation of the rotating shaft, the first rack is driven to be meshed with the moving gear in the downward moving process of the rack plate, the moving gear rotates and drives the second rack on the other side to move upwards, the second rack drives the measuring instrument to move upwards through the connecting block and the lantern ring to shrink into the protective shell, the manual operation steps are reduced, the labor amount of workers is reduced, and the working efficiency is improved.
3. This engineering survey equipment based on unmanned aerial vehicle and application method, make the worm in its outside and the worm wheel meshing on the dwang through the rotation of axis of rotation, make the dwang rotate and make the second gear of bottom and the gear ring meshing of protective housing lower extreme, the gear ring drives the first bevel gear meshing on swivel ring and the swivel ring, first bevel gear and second bevel gear meshing, second bevel gear drives the screw rod rotation, move with the closing plate of screw rod screw thread setting, make a plurality of closing plates remove to protective housing's opening central axis department jointly, seal protective housing's opening, avoid external dust to pollute the camera lens of measuring instrument placed in protective housing, influence measuring instrument's measuring effect and measurement quality.
4. This engineering survey equipment based on unmanned aerial vehicle and application method, base and ground contact after falling through unmanned aerial vehicle, the weight lever contradicts and shifts up with ground, make the stay cord no longer tight, the check plate who is connected with the stay cord other end moves down under self action of gravity, when the axis of rotation is in the same time rotated, the extrusion inclined plane of check plate is offseted to the check wheel in the axis of rotation, make the check plate shift up, but when the elastic telescopic pole resets, the check plate restricts the reversion of check wheel, make axis of rotation and connecting plate keep current rotation state, measuring instrument shrink gets into protective housing promptly, and protective housing's bottom opening is sealed by the closing plate, thereby effectively protect the measuring instrument, avoid the unable normal accomodating of measuring instrument to get into in the protective housing.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic view of the lifting assembly and the sealing assembly of the present invention;
FIG. 4 is an enlarged view of a portion A of FIG. 3 according to the present invention;
FIG. 5 is a schematic cross-sectional view of the protective housing of the present invention;
FIG. 6 is an enlarged view of a portion of portion B of FIG. 5 according to the present invention;
FIG. 7 is an enlarged view of a portion of portion C of FIG. 5 according to the present invention;
FIG. 8 is a schematic view of the connecting block and collar of the present invention;
FIG. 9 is an external view of the connection plate of the present invention;
FIG. 10 is a schematic view of the check assembly of the present invention;
fig. 11 is a schematic structural diagram of the base of the present invention.
In the figure: 1. a body; 101. an airfoil; 102. a side plate; 103. an elastic telescopic rod; 2. a protective housing; 3. a measuring instrument; 4. a rotating shaft; 401. a connecting plate; 4011. a guide rod; 402. a first gear; 403. a rack plate; 404. a worm; 405. a non-return wheel; 5. a connecting rod; 501. a base; 6. a moving gear; 601. a first rack; 602. a second rack; 6021. connecting blocks; 6022. a first elastic element; 603. a collar; 7. rotating the rod; 701. a worm gear; 702. a second gear; 8. a gear ring; 9. a rotating ring; 901. a first bevel gear; 10. a support plate; 11. a screw; 111. a second bevel gear; 112. a closing plate; 12. a mounting frame; 121. fixing the rod; 122. an arc-shaped plate; 1221. an arc-shaped slot; 13. a check plate; 131. a movable hole; 14. pulling a rope; 15. a weight lever; 151. and a limiting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Example 1:
referring to fig. 1, fig. 2, fig. 3, fig. 5 and fig. 11, an engineering measurement device based on an unmanned aerial vehicle, including a machine body 1, both sides of the machine body 1 are provided with wings 101, bottom fixedly connected with protective housing 2 of the machine body 1, be provided with measuring instrument 3 in the protective housing 2, an opening for measuring instrument 3 to pass in and out is provided with in the bottom of protective housing 2, the opening part is provided with a seal assembly, be provided with the lifting unit who is used for driving measuring instrument 3 displacement in the protective housing 2, bottom both sides of the machine body 1 respectively are provided with two curb plates 102, it is provided with axis of rotation 4 to rotate between two curb plates 102, be provided with the drive mechanism that is used for driving lifting unit and seal assembly action on the axis of rotation 4, be provided with the non return subassembly that is used for limiting axis of rotation 4 gyration on the machine body 1, axis of rotation 4 outside fixedly connected with connecting plate 401, be provided with elastic telescopic rod 103 between connecting plate 401 and the machine body 1, one side swing joint that axis of rotation 4 was kept away from to connecting plate 401 has connecting rod 5, be provided with base 501 on the connecting rod 5.
It is specific, unmanned aerial vehicle flies through wing 101, the opening that measuring instrument 3 shifted out protecting sheathing 2 this moment measures the construction, after measuring, base 501 and ground contact, elasticity telescopic link 103 atress is compressed, cushion unmanned aerial vehicle's decline dynamics, protect unmanned aerial vehicle and measuring instrument 3, the too big damage of impact that receives when avoiding the whereabouts, axis of rotation 4 rotates afterwards, make drive mechanism drive lifting unit and seal the subassembly action, make measuring instrument 3 follow in the opening part shrink gets into protecting sheathing 2, and seal its opening, the realization is dustproof to accomodating of measuring instrument 3. According to the invention, the protection of the machine body 1 and the measuring instrument 3 is realized by buffering the landing of the unmanned aerial vehicle, the maintenance cost is reduced to a certain extent, the receiving and moving-out of the measuring instrument 3 are realized by the falling action and the taking-off action of the machine body 1, manual operation is not needed, and the measuring work efficiency of the building engineering is improved.
Example 2:
referring to fig. 2, 3, 5, 6 and 8, an engineering surveying device based on an unmanned aerial vehicle is the same as that in embodiment 1, further, the lifting assembly includes a moving gear 6 disposed in the protective housing 2 through a rotating shaft, two sides of the moving gear 6 are respectively engaged with a first rack 601 and a second rack 602, the first rack 601 is connected with a transmission mechanism, the outer side of the second rack 602 is connected with a connecting block 6021, the connecting block 6021 is connected with a collar 603, and the collar 603 is sleeved on the outer side of the surveying instrument 3.
Further, the transmission mechanism includes a first gear 402 fixed on the rotating shaft 4, a rack plate 403 is engaged with the outer side of the first gear 402, the rack plate 403 is slidably disposed on the protective housing 2, and the rack plate 403 is fixedly connected to the first rack 601.
Concretely, unmanned aerial vehicle's descending makes elasticity telescopic link 103 atress shrink, connecting plate 401 deflects and is close to organism 1 relatively, connecting plate 401 atress in-process drives the relative curb plate 102 rotation of axis of rotation 4, the rotation of axis of rotation 4 makes the first gear 402 in its outside and the rack plate 403 meshing in the protective housing 2 outside, rack plate 403 moves down the in-process and drives first rack 601 and move the meshing of gear 6, move gear 6 and rotate and drive the second rack 602 of opposite side and shift up, make second rack 602 pass through connecting block 6021 and lantern ring 603 drive measuring instrument 3 and shift up the shrink and get into protective housing 2 in, the realization is accomodate measuring instrument 3's automation, reduce the manual operation step, reduce staff's amount of labour, improve work efficiency.
Example 3:
referring to fig. 2, 3, 5, 6 and 7, an engineering measurement device based on an unmanned aerial vehicle is the same as that in embodiment 2, and further, the transmission mechanism further includes a rotating rod 7 rotatably disposed on the lower side of the machine body 1, a worm gear 701 is disposed on the rotating rod 7, a worm 404 engaged with the worm gear 701 is disposed on the rotating shaft 4, a second gear 702 is connected to the outer side of the rotating rod 7, and a gear ring 8 engaged with the second gear 702 is disposed on the protective housing 2.
Further, the sealing assembly comprises a rotating ring 9 rotating on the protective shell 2, a gear ring 8 is sleeved on the rotating ring 9, a first bevel gear 901 is arranged on the rotating ring 9, support plates 10 which are uniformly distributed on the circumference are fixedly arranged on the protective shell 2, a screw rod 11 is rotatably arranged on the support plates 10 through bearings, a second bevel gear 111 meshed with the first bevel gear 901 is arranged on the screw rod 11, a sealing plate 112 is slidably arranged on the protective shell 2, and the sealing plate 112 is in threaded connection with the screw rod 11.
Specifically, the rotation of the rotating shaft 4 can also cause the worm 404 on the outer side of the rotating shaft to engage with the worm wheel 701 on the rotating rod 7, so that the rotating rod 7 rotates and causes the second gear 702 at the bottom end to engage with the gear ring 8 at the lower end of the protective housing 2, the gear ring 8 drives the rotating ring 9 and the first bevel gear 901 on the rotating ring 9 to engage, the first bevel gear 901 engages with the second bevel gear 111, the second bevel gear 111 drives the screw 11 to rotate, and moves with the sealing plate 112 threaded to the screw 11, so that the plurality of sealing plates 112 move together towards the central axis of the opening of the protective housing 2, so as to seal the opening of the protective housing 2, thereby preventing external dust from polluting the lens of the measuring instrument 3 placed in the protective housing 2 and affecting the measuring effect and the measuring quality of the measuring instrument 3, it is required that the transmission speed of the lifting assembly is greater than that the transmission speed of the sealing assembly is greater than that, after the lifting assembly takes in the protective housing 3 from the opening into the protective housing 2, the sealing plate 112 has not completely sealed the opening of the measuring instrument 3, thereby preventing the measuring instrument 3 from being collided when the sealing plate 112 seals the opening, and causing damage to the measuring instrument 3.
Example 4:
referring to fig. 2, 5, 6 and 8, an engineering measurement apparatus based on an unmanned aerial vehicle, as in embodiment 3, further, a first elastic element 6022 is disposed between the connection block 6021 and the collar 603.
Specifically, after the unmanned aerial vehicle takes off, the transmission mechanism drives the lifting assembly and the sealing assembly to act, so that the measuring instrument 3 is moved out from the opening of the protective shell 2, and the measuring operation is performed on the building construction, in the process, because the transmission speed of the lifting assembly is greater than that of the sealing assembly, the lifting assembly quickly moves the measuring instrument 3 to the opening, because the sealing plate 112 at the opening is not completely opened at the moment, the measuring instrument 3 abuts against the sealing plate 112 when the lifting assembly is operated, and the second rack 602 drives the connecting block 6021 to continuously move downwards, the first elastic element 6022 is stretched, and after the sealing plate 112 is completely opened, the lantern ring 603 drives the measuring instrument 3 to move downwards under the pulling of the stretched first elastic element 6022, so that the measuring instrument 3 is moved out of the protective shell 2 to perform the measuring operation on the building construction.
Example 5:
referring to fig. 3, fig. 4, fig. 9, fig. 10 and fig. 11, an engineering measurement equipment based on unmanned aerial vehicle, the same with embodiment 4, further, the non return subassembly is including setting firmly mounting bracket 12 in the 1 bottom side of organism, fixedly connected with dead lever 121 on mounting bracket 12, sliding connection has check plate 13 on mounting bracket 12, be provided with the extrusion inclined plane on the check plate 13, set up on the check plate 13 with dead lever 121 matched with activity hole 131, be provided with non return wheel 405 on the axis of rotation 4, non return wheel 405 offsets with the activity of check plate 13, the non return subassembly still includes stay cord 14 that links to each other with check plate 13, the one end that check plate 13 was kept away from to stay cord 14 passes mounting bracket 12 and is connected with counterweight rod 15, counterweight rod 15 slides and sets up on base 501.
Further, limiting plates 151 are arranged at two ends of the counterweight rod 15, and the limiting plates 151 are movably abutted to the base 501.
Specifically, after the unmanned aerial vehicle falls, the base 501 contacts the ground, the weight lever 15 abuts against the ground and moves upwards, so that the pull rope 14 is not tightened any more, the check plate 13 connected to the other end of the pull rope 14 moves downwards under the action of self gravity, when the rotating shaft 4 rotates clockwise, the check wheel 405 on the rotating shaft 4 abuts against the extrusion inclined surface of the check plate 13, so that the check plate 13 moves upwards, the check plate 13 can limit the reversion of the check wheel 405, so that the rotating shaft 4 and the connecting plate 401 keep the current rotating state, that is, the measuring instrument 3 contracts to enter the protective shell 2, the bottom opening of the protective shell 2 is sealed by the sealing plate 112, when the unmanned aerial vehicle measures the building construction through the check plate 3 again, the unmanned aerial vehicle leaves the ground, the base 501 and the weight lever 15 do not contact with the ground any more, the arrangement of the limiting plate 151 can prevent the weight lever 15 from falling off from the base 501, the weight lever 15 moves downwards under the action of self gravity and pulls the sealing plate 14, so that the pull rope 14 pulls the check plate 13 to move upwards, the check plate 13 no longer limits the elastic check wheel 405 of the reversing weight, the weight lever 103 and pushes the connecting plate to open the connecting plate 401, and the telescopic rod 401 can restore the telescopic rod to move the measuring instrument to perform the construction, and the construction of the telescopic measurement mechanism 401.
Example 6:
referring to fig. 9 and 10, an engineering surveying device based on unmanned aerial vehicle is the same as embodiment 5, and further, the arc plate 122 is fixedly connected to the outer side of the mounting frame 12, the arc groove 1221 is formed in the arc plate 122, the guide rod 4011 is fixedly connected to the connecting plate 401, and one end of the pull rope 14, which is far away from the check plate 13, sequentially passes through the arc groove 1221 and the guide rod 4011 and is connected to the counterweight rod 15.
Specifically, the movement direction of the pull rope 14 can be guided by moving the pull rope 14 on the arc-shaped plate 122 and the guide rod 4011, so that the tightness of the pull rope 14 is not affected by the rotation of the connecting plate 401, and the tightness of the pull rope 14 is only related to the weight lever 15 and the check plate 13.
The invention also discloses a using method of the engineering measurement equipment based on the unmanned aerial vehicle, which further comprises the following steps:
s1: during the flight of the unmanned aerial vehicle, the measuring instrument 3 in the protective shell 2 is moved out to measure the building construction, after the measurement is finished, the unmanned aerial vehicle descends, in the process, the unmanned aerial vehicle firstly contacts the ground through the base 501, the base 501 bears the force on the connecting plate 401 through the connecting rod 5, the connecting plate 401 bears the force to extrude the elastic telescopic rod 103, the elastic telescopic rod 103 bears the force to be compressed, the descending force of the unmanned aerial vehicle is buffered, and the unmanned aerial vehicle and the measuring instrument 3 are protected;
s2: the connecting plate 401 drives the rotating shaft 4 to rotate relative to the side plate 102 in the stress process, the first gear 402 on the outer side of the rotating shaft 4 is meshed with the rack plate 403 on the outer side of the protective shell 2 due to rotation of the rotating shaft 4, the first rack 601 is driven to be meshed with the moving gear 6 in the downward moving process of the rack plate 403, the moving gear 6 rotates and drives the second rack 602 on the other side to move upward, and the second rack 602 drives the measuring instrument 3 to move upward and contract into the protective shell 2 through the connecting block 6021 and the lantern ring 603;
s3: similarly, the rotation of the rotating shaft 4 can make the worm 404 at the outer side of the rotating shaft engage with the worm wheel 701 on the rotating shaft 7, so that the rotating shaft 7 rotates and makes the second gear 702 at the bottom end engage with the gear ring 8 at the lower end of the protective housing 2, the gear ring 8 drives the rotating ring 9 and the first bevel gear 901 on the rotating ring 9 to engage, the first bevel gear 901 engages with the second bevel gear 111, the second bevel gear 111 drives the screw 11 to rotate, and moves with the closing plate 112 arranged in the thread of the screw 11, so that the closing plates 112 move together towards the central axis of the opening of the protective housing 2, and the opening of the protective housing 2 is closed;
s4: after the unmanned aerial vehicle falls, the base 501 is in contact with the ground, the counterweight rod 15 is abutted against the ground and moves upwards to prevent the pull rope 14 from being tightened, the check plate 13 connected with the other end of the pull rope 14 moves downwards under the action of self gravity, when the rotating shaft 4 rotates clockwise, the check wheel 405 on the rotating shaft 4 abuts against the extrusion inclined surface of the check plate 13 to enable the check plate 13 to move upwards, but when the elastic telescopic rod 103 resets, the check plate 13 limits the reversion of the check wheel 405 to enable the rotating shaft 4 and the connecting plate 401 to keep the current rotating state, namely the measuring instrument 3 contracts into the protective shell 2, and the bottom opening of the protective shell 2 is sealed by the sealing plate 112;
s5: when the unmanned aerial vehicle takes off again and measures the construction through measuring instrument 3, the unmanned aerial vehicle leaves ground, base 501 and weight lever 15 no longer contact with ground, weight lever 15 moves down and drags stay cord 14 under the effect of self gravity, make stay cord 14 pull check plate 13 shift up, elastic telescopic rod 103 resumes and promotes connecting plate 401 and resets, check plate 13 no longer restricts the non return wheel 405 that reverses, make closure plate 112 remove and open the opening of protective housing 2, measuring instrument 3 moves down from the opening part and measures the construction.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (10)
1. The utility model provides an engineering surveying equipment based on unmanned aerial vehicle, includes organism (1), the both sides of organism (1) are provided with wing (101), its characterized in that, the bottom fixedly connected with protecting sheathing (2) of organism (1), be provided with measuring instrument (3) in protecting sheathing (2), the opening that is used for measuring instrument (3) business turn over is offered to the bottom of protecting sheathing (2), the opening part is provided with closed assembly, be provided with the lifting unit who is used for driving measuring instrument (3) displacement in protecting sheathing (2), the bottom both sides of organism (1) respectively are provided with two curb plates (102), two it is provided with axis of rotation (4) to rotate between curb plate (102), be provided with the drive mechanism who is used for driving lifting unit and closed assembly action on axis of rotation (4), be provided with the non return subassembly that is used for restricting axis of rotation (4) gyration on organism (1), axis of rotation (4) outside fixedly connected with connecting plate (401), be provided with elastic telescopic rod (103) between connecting plate (401) and organism (1), one side swing joint pole (5) of keeping away from axis of rotation (4) connecting plate (401), be provided with base (501) on connecting plate (5).
2. The unmanned aerial vehicle-based engineering surveying device of claim 1, wherein the lifting assembly comprises a moving gear (6) arranged in the protective housing (2) through a rotating shaft, two sides of the moving gear (6) are respectively engaged and connected with a first rack (601) and a second rack (602), the first rack (601) is connected with a transmission mechanism, a connecting block (6021) is connected to the outer side of the second rack (602), a collar (603) is connected to the connecting block (6021), and the collar (603) is sleeved on the outer side of the surveying instrument (3).
3. An unmanned aerial vehicle based engineering measurement device according to claim 2, characterized in that a first elastic element (6022) is arranged between the connection block (6021) and the collar (603).
4. The engineering measurement device based on the unmanned aerial vehicle of claim 2, wherein the transmission mechanism comprises a first gear (402) fixedly arranged on the rotating shaft (4), a rack plate (403) is engaged and connected to the outer side of the first gear (402), the rack plate (403) is slidably arranged on the protective shell (2), and the rack plate (403) is fixedly connected with a first rack (601).
5. The engineering measurement device based on the unmanned aerial vehicle of claim 4, wherein the transmission mechanism further comprises a rotating rod (7) rotatably arranged on the lower side of the machine body (1), a worm wheel (701) is arranged on the rotating rod (7), a worm (404) meshed with the worm wheel (701) is arranged on the rotating shaft (4), a second gear (702) is connected to the outer side of the rotating rod (7), and a gear ring (8) meshed with the second gear (702) is arranged on the protective housing (2).
6. The engineering measurement equipment based on the unmanned aerial vehicle of claim 5, wherein the sealing component comprises a rotating ring (9) rotating on a protective shell (2), the gear ring (8) is sleeved on the rotating ring (9), a first bevel gear (901) is arranged on the rotating ring (9), support plates (10) which are evenly distributed on the circumference are fixedly arranged on the protective shell (2), a screw rod (11) is rotatably arranged on the support plates (10) through a bearing, a second bevel gear (111) meshed with the first bevel gear (901) is arranged on the screw rod (11), a sealing plate (112) is slidably arranged on the protective shell (2), and the sealing plate (112) is in threaded connection with the screw rod (11).
7. The engineering measurement equipment based on unmanned aerial vehicle of claim 1, characterized in that, the non return subassembly includes mounting bracket (12) that sets firmly in organism (1) bottom side, fixedly connected with dead lever (121) on mounting bracket (12), sliding connection has check plate (13) on mounting bracket (12), be provided with the extrusion inclined plane on check plate (13), set up on check plate (13) with dead lever (121) matched with activity hole (131), be provided with non return wheel (405) on axis of rotation (4), check wheel (405) offsets with check plate (13) activity, the non return subassembly still includes stay cord (14) that links to each other with check plate (13), the one end that check plate (13) was kept away from in stay cord (14) passes mounting bracket (12) and is connected with counterweight rod (15), counterweight rod (15) slide setting is on base (501).
8. The unmanned aerial vehicle-based engineering surveying equipment of claim 7, wherein an arc plate (122) is fixedly connected to the outer side of the mounting frame (12), an arc groove (1221) is formed in the arc plate (122), a guide rod (4011) is fixedly connected to the connecting plate (401), and one end of the pull rope (14) far away from the check plate (13) sequentially passes through the arc groove (1221) and the guide rod (4011) and is connected with the counterweight rod (15).
9. The unmanned aerial vehicle-based engineering measurement equipment of claim 8, wherein limiting plates (151) are disposed at both ends of the weight lever (15), and the limiting plates (151) are movably abutted against the base (501).
10. Use of the drone-based engineering surveying equipment of any one of claims 1 to 9, characterized in that it further comprises the following steps:
s1: during the flight of the unmanned aerial vehicle, the measuring instrument (3) in the protective shell (2) is moved out to measure the building construction, after the measurement is finished, the unmanned aerial vehicle lands, in the process, the unmanned aerial vehicle is firstly in contact with the ground through the base (501), the base (501) is stressed to apply force to the connecting plate (401) through the connecting rod (5), the connecting plate (401) is stressed to extrude the elastic telescopic rod (103), the elastic telescopic rod (103) is stressed to be compressed, the descending force of the unmanned aerial vehicle is buffered, and the unmanned aerial vehicle and the measuring instrument (3) are protected;
s2: the connecting plate (401) drives the rotating shaft (4) to rotate relative to the side plate (102) in the stress process, the rotating shaft (4) rotates to enable a first gear (402) on the outer side of the rotating shaft to be meshed with a rack plate (403) on the outer side of the protective shell (2), the rack plate (403) drives a first rack (601) to be meshed with a moving gear (6) in the downward moving process, the moving gear (6) rotates and drives a second rack (602) on the other side to move upwards, and the second rack (602) drives the measuring instrument (3) to move upwards and contract into the protective shell (2) through a connecting block (6021) and a lantern ring (603);
s3: the rotation of the rotating shaft (4) can also cause a worm (404) on the outer side of the rotating shaft to be meshed with a worm wheel (701) on the rotating rod (7), the rotating rod (7) is rotated, a second gear (702) at the bottom end is meshed with a gear ring (8) at the lower end of the protective shell (2), the gear ring (8) drives the rotating ring (9) to be meshed with a first bevel gear (901) on the rotating ring (9), the first bevel gear (901) is meshed with a second bevel gear (111), the second bevel gear (111) drives a screw rod (11) to rotate, and a sealing plate (112) arranged in a threaded mode with the screw rod (11) moves to enable a plurality of sealing plates (112) to move towards the central axis of the opening of the protective shell (2) together to seal the opening of the protective shell (2);
s4: after the unmanned aerial vehicle falls, the base (501) is in contact with the ground, the counterweight rod (15) is abutted against the ground and moves upwards to enable the pull rope (14) to be not tightened any more, the check plate (13) connected with the other end of the pull rope (14) moves downwards under the action of self gravity, when the rotating shaft (4) rotates clockwise, the check wheel (405) on the rotating shaft (4) is abutted against the extrusion inclined plane of the check plate (13) to enable the check plate (13) to move upwards, but when the elastic telescopic rod (103) resets, the check plate (13) limits the reversion of the check wheel (405), the rotating shaft (4) and the connecting plate (401) keep the current rotating state, namely, the measuring instrument (3) is contracted into the protective shell (2), and the bottom opening of the protective shell (2) is sealed by the sealing plate (112);
s5: when unmanned aerial vehicle takes off once more and measures the construction through measuring instrument (3), unmanned aerial vehicle leaves ground, base (501) and counterweight rod (15) no longer contact with ground, counterweight rod (15) move down and pull rope (14) under self action of gravity, make stay cord (14) pulling check plate (13) shift up, elastic telescopic rod (103) resume and promote connecting plate (401) to reset, check plate (13) no longer limit to non return wheel (405) that reverses, make shut (112) remove and open the opening of protective housing (2), measuring instrument (3) are measured the construction from moving down the opening.
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