CN215340363U - Large-scale unmanned aerial vehicle-mounted magnetic detection equipment - Google Patents
Large-scale unmanned aerial vehicle-mounted magnetic detection equipment Download PDFInfo
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- CN215340363U CN215340363U CN202121799142.0U CN202121799142U CN215340363U CN 215340363 U CN215340363 U CN 215340363U CN 202121799142 U CN202121799142 U CN 202121799142U CN 215340363 U CN215340363 U CN 215340363U
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Abstract
The utility model provides large-scale unmanned aerial vehicle-mounted aeromagnetic detection equipment, which comprises an unmanned aerial vehicle and detection equipment connected with the unmanned aerial vehicle, wherein the detection equipment comprises a helium optical pump magnetometer host and a measuring probe connected with the helium optical pump magnetometer host; the bottom of the helium optical pump magnetometer host is fixedly connected with a stable platform, and the output end of the stable platform is fixedly connected with the measuring probe, so that the measuring probe is parallel to the magnetic force line, the measuring probe always works in the state of maximum signal-to-noise ratio, and the steering difference is reduced. According to the utility model, the helium optical pump magnetometer host connected with the unmanned aerial vehicle through the buffer device is arranged, so that the movement of the helium optical pump magnetometer host is buffered in the flight process of the unmanned aerial vehicle, and the stability of the detection accuracy of the helium optical pump magnetometer host is ensured.
Description
Technical Field
The utility model relates to the technical field of unmanned aerial vehicle magnetic detection equipment, in particular to large-scale unmanned aerial vehicle airborne magnetic detection equipment.
Background
The aeromagnetic detection is that a sensitive magnetometer is loaded on a travelling device and is used for detecting the change of a magnetic field, is mainly applied to the fields of geological exploration, underwater and underground target detection and the like, and is a necessary means for magnetic detection. However, the aviation magnetic detection technology has high threshold and high cost, the traditional ground magnetic detection is still generally used as a main magnetic detection means at present, the ground magnetic detection has many interference factors, the detection precision is difficult to guarantee, the efficiency is very low, the aviation magnetic detection in the prior art mostly adopts a manned or fixed-wing unmanned aerial vehicle for detection, the detection equipment in the unmanned aerial vehicle has unstable detection precision, large-scale operation cannot be carried out, the magnetic interference of the aircraft is large, and the aviation magnetic detection can only be used as a general survey means and cannot be used for detailed survey operation.
SUMMERY OF THE UTILITY MODEL
In view of this, the problem to be solved by the present invention is to provide a large-scale unmanned aerial vehicle magnetic detection apparatus with high detection accuracy and high stability.
In order to solve the technical problems, the utility model adopts the technical scheme that: a large-scale unmanned aerial vehicle carries aeromagnetic detection equipment, including unmanned aerial vehicle and the detection equipment connected with unmanned aerial vehicle, the said detection equipment includes helium optical pump magnetometer host computer and the measuring probe connected with helium optical pump magnetometer host computer, the said unmanned aerial vehicle bottom rotates and connects with the buffer, the said helium optical pump magnetometer host computer is fixed on buffer, realize the buffer between host computer of the magnetic instrument of unmanned aerial vehicle and helium optical pump, avoid the unmanned aerial vehicle to the influence of the host computer of the magnetic instrument of helium optical pump in the course of flying;
the bottom of the helium optical pump magnetometer host is fixedly connected with a stable platform, and the output end of the stable platform is fixedly connected with the measuring probe, so that the measuring probe is parallel to the magnetic force lines.
The unmanned aerial vehicle bottom is provided with the mount, buffer includes first attenuator and sets up in the second attenuator of first attenuator below, the top and the mount fixed connection of first attenuator, the bottom of second attenuator is connected with the detection equipment.
The damper is characterized in that a first rotating shaft is arranged inside the first damper, a second rotating shaft is arranged inside the second damper, and the first rotating shaft and the second rotating shaft are perpendicular to each other.
The helium optical pump magnetometer comprises a first rotating shaft, a second rotating shaft, a connecting rod, a support frame and a helium optical pump magnetometer host, wherein the first rotating shaft is sleeved with the connecting rod, the other end of the connecting rod is sleeved with the second rotating shaft, a third rotating shaft parallel to the second rotating shaft is further arranged inside a second damper, the support frame is sleeved on the third rotating shaft, and the helium optical pump magnetometer host is fixedly installed on one side of the support frame to achieve bidirectional buffering of the helium optical pump magnetometer host.
The bottom of the support frame is provided with a battery for supplying power.
The support frame is sleeved with a connecting plate, the other end of the connecting plate is sleeved on the connecting pipe, the connecting pipe is sleeved with a stabilizing frame, and the stabilizing platform comprises a driving motor arranged inside the stabilizing frame.
The utility model discloses a stable rack, including driving motor, connecting pipe, first gear, link, second gear, synchronous belt, driving motor's the first gear of output fixedly connected with, first gear rotates through first rotation axis and connecting pipe to be connected, the both ends and the steady rest internal rotation of first gear are connected, the fixed link that is provided with in bottom of connecting pipe, the link internal rotation is provided with the second rotation axis, be fixed with the second gear on the second rotation axis, the cover is equipped with the synchronous belt between first gear and the second gear, realizes driving motor to the drive of second gear.
One end of the second rotating shaft is fixedly connected with a central connecting groove of the measuring probe, so that the measuring direction of the measuring probe is controlled.
And the first rotating shaft and the second rotating shaft are both made of non-magnetic materials, so that the magnetic interference of the driving motor to the measuring probe is avoided.
The measuring probe is an optical pump sensor.
Preferably, the helium optical pumping magnetometer host is an optical pumping magnetometer host.
Preferably, in the actual working process, the stable platform always keeps the optical axis of the sensor and the magnetic force line in a parallel state, so that the measuring probe always works in the state of maximum signal-to-noise ratio, and the steering difference is reduced.
Preferably, the first rotating shaft is rotatably connected to the connecting pipe and the stabilizer via a bearing, and the second rotating shaft is rotatably connected to the connecting frame via a bearing.
Preferably, the bearing is made of nonmagnetic materials.
The utility model has the advantages and positive effects that:
(1) according to the helium optical pump magnetometer host connected with the unmanned aerial vehicle through the buffer device, the movement of the helium optical pump magnetometer host is buffered in the flight process of the unmanned aerial vehicle, the stability of the detection accuracy of the helium optical pump magnetometer host is ensured, and the problem of low detection accuracy caused by the fact that the helium optical pump magnetometer host moves along with the unmanned aerial vehicle is solved.
(2) The utility model connects the measuring probe of the helium optical pump magnetometer host through the stable platform, so that the optical axis of the sensor and the magnetic line of force are in a parallel state, the measuring probe always works in a maximum signal-to-noise ratio state, and the steering difference is reduced.
(3) According to the utility model, the driving motor, the optical pump magnetometer host and the battery are arranged far away from the optical pump sensor, the bearing, the first rotating shaft and the second rotating shaft are made of non-magnetic materials and the optical pump sensor is rotated through the belt, so that the magnetic interference on the optical pump sensor is avoided, and the magnetic detection accuracy of the optical pump sensor is ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is an overall structural diagram of a large-scale unmanned aerial vehicle-mounted magnetic detection device of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a cross-sectional view of a first perspective of a large-scale airborne magnetic detection apparatus of the present invention;
FIG. 4 is a partial enlarged view of B in FIG. 3;
FIG. 5 is a cross-sectional view of a second perspective of a large scale unmanned airborne magnetic detection apparatus of the present invention;
FIG. 6 is an enlarged view of a portion C of FIG. 5;
FIG. 7 is an enlarged view of a portion D of FIG. 5;
FIG. 8 is a partial enlarged view of E in FIG. 5;
in the figure:
1. an unmanned aerial vehicle; 11. a fixed mount; 2. a detection device; 3. a helium optical pump magnetometer host; 4. a measuring probe; 5. a buffer device; 51. a first damper; 52. a second damper; 53. a first rotating shaft; 54. a second rotating shaft; 55. a connecting rod; 56. a third rotating shaft; 6. a stable platform; 61. a connecting plate; 62. a stabilizer frame; 63. a drive motor; 64. a first gear; 65. a first rotating shaft; 66. a second rotation shaft; 67. a second gear; 68. a connecting frame; 69. a synchronous belt; 7. a battery; 8. a support frame; 9. and (4) connecting the pipes.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 2, the utility model provides a large-scale unmanned aerial vehicle-mounted aeromagnetic detection device, which comprises an unmanned aerial vehicle 1 and a detection device 2 connected with the unmanned aerial vehicle 1, wherein the detection device 2 comprises a helium optical pump magnetometer host 3 and a measurement probe 4 connected with the helium optical pump magnetometer host 3, the bottom of the unmanned aerial vehicle 1 is rotatably connected with a buffer device 5, the top of the helium optical pump magnetometer host 3 is rotatably connected with the buffer device 5, so that the movement buffer between the unmanned aerial vehicle 1 and the detection device 2 is realized, and the influence of the unmanned aerial vehicle 1 on the detection device 2 in the flight process is avoided;
the bottom of the helium optical pump magnetometer host 3 is fixedly connected with a stable platform 6, and the output end of the stable platform 6 is fixedly connected with the measuring probe 4, so that the measuring probe 4 and the magnetic force line are kept parallel.
As shown in fig. 1, 2, 5 and 6, the bottom of the unmanned aerial vehicle 1 is provided with a fixed frame 11, the buffering device 5 comprises a first damper 51 and a second damper 52 arranged below the first damper 51, the top end of the first damper 51 is fixedly connected with the fixed frame 11, and the bottom end of the second damper 52 is connected with the detection device 2.
A first rotation shaft 53 is provided inside the first damper 51, a second rotation shaft 54 is provided inside the second damper 52, and the first rotation shaft 53 and the second rotation shaft 54 are perpendicular to each other.
The first rotating shaft 53 is sleeved with a connecting rod 55, the other end of the connecting rod 55 is sleeved on a second rotating shaft 54, a third rotating shaft 56 parallel to the second rotating shaft 54 is further arranged inside the second damper 52, a support frame 8 is sleeved on the third rotating shaft 56, and the helium optical pump magnetometer host 3 is fixedly installed on one side of the support frame 8 to achieve bidirectional buffering of the helium optical pump magnetometer host 3.
And a battery 7 is arranged at the bottom of the support frame 8 and used for supplying power.
As shown in fig. 7 and 8, a connecting plate 61 is sleeved on the supporting frame 8, the other end of the connecting plate 61 is sleeved on the connecting pipe 9, a stabilizing frame 62 is sleeved on the connecting pipe 9, and the stabilizing platform 6 comprises a driving motor 63 arranged inside the stabilizing frame 62.
The first gear 64 of output fixedly connected with of driving motor 63, first gear 64 rotates with connecting pipe 9 through first rotation axis 65 and is connected, the both ends of first gear 64 are connected with the inside rotation of steady rest 62, the fixed link 68 that is provided with in bottom of connecting pipe 9, the link 68 internal rotation is provided with second rotation axis 66, be fixed with second gear 67 on the second rotation axis 66, the cover is equipped with hold-in range 69 between first gear 64 and the second gear 67, realizes driving motor 63 to the drive of second gear 67.
One end of the second rotating shaft 66 is fixedly connected with the central connecting groove of the measuring probe 4, so that the measuring direction of the measuring probe 4 is controlled.
The first rotating shaft 65 and the second rotating shaft 66 are made of non-magnetic materials, so that magnetic interference of the driving motor 63 on the measuring probe 4 is avoided.
The measuring probe 4 is an optical pump sensor.
As shown in fig. 1, 2, 3 and 4, preferably, the helium optical pumping magnetometer host 3 is an optical pumping magnetometer host.
Preferably, in the actual working process, the stable platform 6 always keeps the optical axis of the sensor and the magnetic force line in a parallel state, so that the measuring probe 4 always works in the state of maximum signal-to-noise ratio, and the steering difference is reduced.
Preferably, the first rotating shaft 65 is rotatably connected to the connecting pipe 9 and the stabilizer 62 by a bearing, and the second rotating shaft 66 is rotatably connected to the connecting frame 68 by a bearing.
Preferably, the bearing is made of nonmagnetic materials.
The working principle and the working process of the utility model are as follows:
fixing the fixed frame 11 and the top end of the first damper 51, and respectively sleeving the two ends of the connecting rod 55 on the first rotating shaft 53 and the second rotating shaft 54 to realize the assembly of the first damper 51 and the second damper 52;
raise unmanned aerial vehicle 1, first attenuator 51 and second attenuator 52 realize the buffering to check out test set, check out test set's even running has been guaranteed, the optical pump sensor detects the magnetic line of force, when the optical axis of optical pump sensor and magnetic line of force are not parallel, driving motor 63 opens, driving motor 63's output drives first rotation axis 65 and rotates, first rotation axis 65 drives first gear 64 and rotates, first gear 64 drives second gear 67 through the belt and rotates, second gear 67 drives second rotation axis 66 and rotates, second rotation axis 66 drives the optical pump sensor and rotates, the optical axis and the magnetic line of force until the optical pump sensor are in the parallel state, make measuring probe 4 work at the biggest SNR state all the time, reduce the turn to poor, the detection accuracy has been improved.
The utility model is characterized in that: by arranging the helium optical pump magnetometer host 3 connected with the unmanned aerial vehicle 1 through the buffer device 5, the movement of the helium optical pump magnetometer host 3 is buffered in the flying process of the unmanned aerial vehicle 1, the stability of the detection precision of the helium optical pump magnetometer host 3 is ensured, and the problem of low detection precision caused by the fact that the helium optical pump magnetometer host 3 moves along with the unmanned aerial vehicle 1 is solved; the measurement probe 4 of the helium optical pump magnetometer host 3 is connected through the stable platform 6, so that the optical axis of the sensor and the magnetic force line are in a parallel state, the measurement probe 4 always works in a maximum signal-to-noise ratio state, and the steering difference is reduced; through all keeping away from the setting of optical pump sensor with driving motor 63, optical pump magnetometer host computer and battery 7, bearing, first axis of rotation 53 and second axis of rotation 54 all adopt no magnetism material and realize the rotation of optical pump sensor through the belt for avoid the magnetic interference to optical pump sensor, guaranteed the accuracy of optical pump sensor's magnetic detection.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.
Claims (10)
1. The large-scale unmanned aerial vehicle airborne magnetic detection equipment is characterized by comprising an unmanned aerial vehicle (1) and detection equipment (2) connected with the unmanned aerial vehicle (1), wherein the detection equipment (2) comprises a helium optical pump magnetometer host (3) and a measuring probe (4) connected with the helium optical pump magnetometer host (3), the bottom of the unmanned aerial vehicle (1) is rotatably connected with a buffer device (5), the top of the helium optical pump magnetometer host (3) is rotatably connected with the buffer device (5), and the shock absorption and buffering between the unmanned aerial vehicle (1) and the detection equipment (2) are realized;
the bottom of the helium optical pump magnetometer host (3) is fixedly connected with a stable platform (6), and the output end of the stable platform (6) is fixedly connected with the measuring probe (4), so that the measuring probe (4) and magnetic lines of force are kept parallel.
2. The large-scale unmanned aerial vehicle-mounted aeromagnetic detection device according to claim 1, wherein a fixed frame (11) is arranged at the bottom of the unmanned aerial vehicle (1), the buffer device (5) comprises a first damper (51) and a second damper (52) arranged below the first damper (51), the top end of the first damper (51) is fixedly connected with the fixed frame (11), and the bottom end of the second damper (52) is connected with the detection device (2).
3. The large-scale unmanned aerial vehicle magnetic detection device as claimed in claim 2, wherein a first rotating shaft (53) is arranged inside the first damper (51), a second rotating shaft (54) is arranged inside the second damper (52), and the first rotating shaft (53) and the second rotating shaft (54) are arranged perpendicular to each other.
4. The large-scale unmanned aerial vehicle magnetic detection equipment as claimed in claim 3, wherein the first rotating shaft (53) is sleeved with a connecting rod (55), the other end of the connecting rod (55) is sleeved on the second rotating shaft (54), a third rotating shaft (56) parallel to the second rotating shaft (54) is further arranged inside the second damper (52), a support frame (8) is sleeved on the third rotating shaft (56), and the helium optical pump magnetometer host (3) is fixedly installed on one side of the support frame (8) to achieve bidirectional buffering of the helium optical pump magnetometer host (3).
5. The large-scale unmanned aerial vehicle magnetic detection device as claimed in claim 4, wherein a battery (7) is arranged at the bottom of the support frame (8) for supplying power.
6. The large-scale unmanned aerial vehicle magnetic detection equipment as claimed in claim 4, wherein the supporting frame (8) is sleeved with a connecting plate (61), the other end of the connecting plate (61) is sleeved on the connecting pipe (9), the connecting pipe (9) is sleeved with a stabilizing frame (62), and the stabilizing platform (6) comprises a driving motor (63) arranged inside the stabilizing frame (62).
7. The large-scale unmanned aerial vehicle magnetic detection equipment as claimed in claim 6, wherein the output end of the driving motor (63) is fixedly connected with a first gear (64), the first gear (64) is rotatably connected with the connecting pipe (9) through a first rotating shaft (65), two ends of the first gear (64) are rotatably connected with the inside of the stabilizing frame (62), the bottom of the connecting pipe (9) is fixedly provided with a connecting frame (68), a second rotating shaft (66) is rotatably arranged in the connecting frame (68), a second gear (67) is fixed on the second rotating shaft (66), a synchronous belt (69) is sleeved between the first gear (64) and the second gear (67), and the driving of the driving motor (63) to the second gear (67) is realized.
8. The large-scale unmanned aerial vehicle magnetic detection device as claimed in claim 7, wherein one end of the second rotating shaft (66) is fixedly connected with a central connecting groove of the measuring probe (4), so that the control of the measuring direction of the measuring probe (4) is realized.
9. The large-scale unmanned aerial vehicle-mounted magnetic detection equipment as claimed in claim 7, wherein the first rotating shaft (65) and the second rotating shaft (66) are made of non-magnetic materials, so that magnetic interference of the driving motor (63) on the measuring probe (4) is avoided.
10. The large-scale unmanned aerial vehicle magnetic detection device according to claim 1, wherein the measuring probe (4) is an optical pump sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121799142.0U CN215340363U (en) | 2021-08-03 | 2021-08-03 | Large-scale unmanned aerial vehicle-mounted magnetic detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121799142.0U CN215340363U (en) | 2021-08-03 | 2021-08-03 | Large-scale unmanned aerial vehicle-mounted magnetic detection equipment |
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| Publication Number | Publication Date |
|---|---|
| CN215340363U true CN215340363U (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121799142.0U Active CN215340363U (en) | 2021-08-03 | 2021-08-03 | Large-scale unmanned aerial vehicle-mounted magnetic detection equipment |
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| CN (1) | CN215340363U (en) |
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2021
- 2021-08-03 CN CN202121799142.0U patent/CN215340363U/en active Active
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