CN112478187B - Unmanned aerial vehicle platform of taking off and land - Google Patents

Abstract

The utility model relates to the technical field of unmanned aerial vehicles and discloses an unmanned aerial vehicle take-off and landing platform which comprises a supporting mechanism and a platform plate, wherein the platform plate is detachably connected with the supporting mechanism, the platform plate is of a foldable structure, and the supporting mechanism is of a telescopic structure. The folding table plate can be folded and the supporting mechanism can be contracted when not in use, so that the folding table is small in area and volume and convenient to carry. The platform plate is formed by connecting the square main plate and the isosceles triangle expansion plate, the expansion area is large, the folded platform plate can be suitable for small unmanned aerial vehicles and places with narrow spaces, the safety bolts are connected with the supporting mechanism, the situation that the unmanned aerial vehicles are damaged due to falling of the platform plate can be prevented, and the platform plate is connected with the supporting mechanism through the spherical hinge and can be adjusted to be in a horizontal state, so that the unmanned aerial vehicles stably take off and land.

Description

Unmanned aerial vehicle platform of taking off and land

Technical Field

The utility model relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle take-off and landing platform.

Background

With the development of economy and the progress of science and technology, unmanned aerial vehicle technology is mature, and unmanned aerial vehicle inspection of power transmission lines is widely applied at home and abroad. By using the unmanned aerial vehicle to patrol the power transmission line, the cost budget of enterprises is reduced, the efficiency of power patrol work is effectively improved, the fault discovery rate is improved, clear image data can be provided, and the fault resolution and grading are facilitated. However, the transmission line is mostly located on mountain lands and hills, the pavement is rugged, the unmanned aerial vehicle is difficult to take off and land, foreign particles such as dust and sand generated during take-off and landing damage to core parts of the unmanned aerial vehicle such as cameras, propellers and steering engines, in addition, in recent years, the urban process is accelerated, field vegetation is flourished, and the unmanned aerial vehicle is easily wound by the vegetation in the take-off and landing process. Therefore, in field operation, the unmanned aerial vehicle operator is practically difficult to find a place meeting the take-off and landing conditions.

The utility model patent CN206939106U (the publication date is 2018, 01 month and 30 days) discloses a portable unmanned aerial vehicle protection take-off and landing platform, which comprises a supporting plate, a take-off and landing platform and a protective fence, wherein the supporting plate is of a disc structure, three supporting seats are welded and installed at the lower part of the supporting plate, supporting legs are installed on the supporting seats through pin shafts, the upper part of the supporting plate is connected with the take-off and landing platform through a plurality of springs, the table top of the take-off and landing platform is of a disc structure with the same radius as the supporting plate, screw holes are formed in the upper edge of the take-off and landing platform, the protective fence is installed in the screw holes, the supporting legs are telescopic supporting rods, the bottoms of the supporting legs are of tip structures, level bubbles are arranged in the middle of the upper surface of the take-off and landing platform, and landing cross marks are arranged on the upper part of the take-off and landing platform. This patent is in order to realize portability through setting up the bracing piece into telescopic strut, but is great for supporting unmanned aerial vehicle's backup pad's area, is difficult for carrying.

Disclosure of Invention

The utility model aims to provide an unmanned aerial vehicle take-off and landing platform convenient to carry.

In order to achieve the above purpose, the utility model provides an unmanned aerial vehicle take-off and landing platform, which comprises a supporting mechanism and a platform plate, wherein the platform plate is detachably connected with the supporting mechanism, the platform plate is of a foldable structure, and the supporting mechanism is of a telescopic structure.

As a preferred scheme, the platform plate comprises a main plate and an expansion plate, wherein the main plate is a square plate body, the expansion plate is an isosceles triangle plate body, the length of the waist of the expansion plate is 1/2 of the length of the diagonal line of the main plate, the length of the bottom edge of the expansion plate is equal to the side length of the main plate, and the bottom edge of the expansion plate is rotatably connected with the side edge of the main plate.

As the preferred scheme, the mainboard with the extension board passes through slewing mechanism and connects, slewing mechanism includes the pivot, locates first connecting piece on the mainboard and locates second connecting piece on the extension board, be equipped with first sleeve on the first connecting piece, be equipped with the second sleeve on the second connecting piece, the pivot follow first sleeve in the second sleeve passes, be equipped with the first stopper along its axial extension on the outer wall of pivot, first telescopic inner wall is equipped with the spacing groove, first stopper peg graft in the spacing inslot, first stopper with the side of mainboard is parallel, the inner wall of second sleeve is equipped with the second stopper, works as the mainboard with the extension board is located the coplanar, the second stopper with first stopper offsets, be equipped with the torsion mechanism that provides the rotation resistance between the second sleeve with the pivot.

As an optimal scheme, the supporting mechanism comprises a connecting plate and a supporting frame, the platform plate is connected with the connecting plate, the connecting plate is connected with the supporting frame through a spherical hinge, and a level gauge is arranged on the connecting plate.

As a preferable scheme, the supporting mechanism further comprises a supporting cylinder body, the supporting frame is connected with the supporting cylinder body, the spherical hinge comprises a sphere, the connecting plate is connected with the sphere, the sphere is arranged in the supporting cylinder body, and the supporting cylinder body is provided with a locking device for clamping the sphere;

the locking device comprises a knob, a locking shaft, a locking tray, a left locking block and a right locking block, wherein the locking tray is arranged below the sphere, the left locking block and the right locking block are symmetrically arranged below the locking tray, the contact surfaces of the left locking block and the right locking block and the locking tray are inclined planes, the side surface of the supporting cylinder body is provided with a locking hole communicated with the inside of the supporting cylinder body, the left locking block is provided with a first through hole, the right locking block is provided with a second through hole, the knob is rotatably connected with the side surface of the supporting cylinder body, the locking shaft comprises a first shaft body and a second shaft body, the outer wall of the first shaft body is provided with threads, the threads of the left half part of the first shaft body are opposite to the threads of the right half part of the first shaft body, the two ends of the first shaft body are respectively connected with the first through hole in a threaded manner, one end of the first shaft body is provided with a connecting hole, the other end of the second shaft body is fixedly connected with the knob, the other end of the second shaft body passes through the connecting hole and stretches into the connecting hole, the second shaft body is provided with a second tooth, and the second tooth is meshed with the outer wall.

The safety mechanism comprises a safety bolt, an unlocking piece, a first spring and a second spring, wherein a connecting groove is formed in the top surface of the connecting plate, the connecting groove is a through groove, the section of the connecting groove is in an inverted T shape, a connecting block is arranged at the bottom of the platform plate and is inserted into the connecting groove, a containing hole is formed in the bottom of the connecting groove, the safety bolt is arranged in the containing hole, and a limiting hole for the safety bolt to be inserted is formed in the bottom surface of the connecting block;

the orifice of the containing hole is provided with a first limit edge, the middle part of the safety bolt is provided with a second limit edge, the top of the safety bolt is provided with a third limit edge, and the first spring is sleeved outside the safety bolt and is positioned between the bottom of the containing hole and the second limit edge;

the side of connecting plate be equipped with the communicating unlocking hole of holding hole, the unlatch passes the unlocking hole stretches into in the holding hole, the safe is connected with rather than vertically spacing post, the tip of unlatch with spacing post offsets and this tip is wedge structure, the middle part of unlatch hole is equipped with fourth spacing edge, the drill way is equipped with fifth spacing edge, the unlatch is equipped with and is close to the sixth spacing edge of unlocking hole drill way, the second spring suit in the unlatch is outer and be located between fourth spacing edge and the sixth spacing edge.

As the preferred scheme, the support frame is the tripod, the support frame includes footstock and three stay tube, the stay tube rotatable coupling is in on the footstock, the stay tube is scalable sleeve structure, the stay tube includes many coaxial and from interior to outside suit's body in proper order, the body is kept away from the tip of footstock is equipped with lock nut.

As the preferred scheme, the support frame still includes axis and spacing spring, be equipped with the connecting seat on the footstock, the top of stay tube is equipped with two relative extension boards, the connecting seat is two between the extension board, the connecting seat with be equipped with the rotation hole on the extension board respectively, the axis passes the connecting seat with the rotation hole of extension board, the centraxonial outer wall is equipped with the external screw thread, centraxonial one end is equipped with the end, centraxonial other end is equipped with stop nut just stop nut is located keeping away from the end the outside of extension board, the stop spring suit is in outside the axis, all be equipped with between connecting seat and the extension board stop spring.

Preferably, the bottom surface of the top seat is connected with a hook.

As a preferable scheme, the support frame further comprises a foot nail, and the foot nail is in threaded connection with the bottom end of the support tube.

Compared with the prior art, the utility model has the beneficial effects that:

according to the folding type folding table, the table plate is arranged to be of a folding structure, and the supporting mechanism is a telescopic mechanism, so that the table plate can be folded and the supporting mechanism can be contracted when the folding type folding table is not used, the area and the volume of the folding type folding table are small, and the folding type folding table is convenient to carry.

Drawings

Fig. 1 is a schematic view of a first view angle structure of an unmanned aerial vehicle landing platform according to an embodiment of the present utility model.

Fig. 2 is a schematic view of a second view angle structure of a landing platform of an unmanned aerial vehicle according to an embodiment of the present utility model.

Fig. 3 is a schematic view of a platform plate of an embodiment of the present utility model.

Fig. 4 is a cross-sectional view of a connection portion between a first connection piece and a rotating shaft according to an embodiment of the present utility model.

Fig. 5 is a cross-sectional view of a connection point of a second connecting piece and a rotating shaft according to an embodiment of the present utility model.

Fig. 6 is a schematic structural view of a supporting mechanism according to an embodiment of the present utility model.

Fig. 7 is a cross-sectional view of a supporting cylinder, a ball hinge, and a locking device according to an embodiment of the present utility model.

Fig. 8 is a schematic structural view of a connection board according to an embodiment of the present utility model.

Fig. 9 is a schematic view of a safety mechanism according to an embodiment of the present utility model.

Fig. 10 is a schematic diagram showing connection between a support tube and a connection base according to an embodiment of the present utility model.

In the figure, a 1-motherboard; 2-expansion plates; 3-rotating shaft; 4-a first connecting piece; 5-a second connecting piece; 6-a first sleeve; 601-a limit groove; 7-a second sleeve; 8-a first limiting block; 9-a second limiting block; 10-connecting plates; 1001-connecting grooves; 1002-an accommodating hole; 1003-a first limit edge; 1004-unlocking the hole; 1005-fourth limit edges; 1006-fifth limit edge; 11-a supporting frame; 1101-top seat; 1102-supporting a tube; 1103-lock nut; 1104-connecting base; 1105-support plate; 12-supporting a cylinder; 1201-locking hole; 13-sphere; 14-a knob; 15-locking the shaft; 1501-a first shaft; 1502-a second shaft body; 1503-connecting holes; 1504-first tooth; 1505-second tooth; 16-locking the tray; 17-left locking block; 1701-a first via; 18-right locking block; 1801-a second via; 19-a safety catch; 1901-a second limit edge; 1902-a third limit edge; 20-unlocking piece; 2001-sixth limit edge; 21-a first spring; 22-a second spring; 23-connecting blocks; 24-limiting columns; 25-center shaft; 2501-end; 26-limiting springs; 27-limiting nuts; 28-hanging hook; 29-foot nail.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

Referring to fig. 1 to 10, an unmanned aerial vehicle landing platform according to a preferred embodiment of the present utility model includes a supporting mechanism and a platform board, wherein the platform board is detachably connected with the supporting mechanism, the platform board is a foldable structure, and the supporting mechanism is a telescopic mechanism. According to the embodiment, the platform plate is arranged to be of a foldable structure, and the supporting mechanism is a telescopic mechanism, so that the platform plate can be folded and the supporting mechanism can be contracted when not in use, the area and the volume of the platform plate are small, and the portable folding table is convenient to carry.

Referring to fig. 3, in this embodiment, the platform board includes a main board 1 and an extension board 2, the main board 1 is a square board body, the extension board 2 is an isosceles triangle board body, the length of the waist of the extension board 2 is 1/2 of the length of the diagonal line of the main board 1, the length of the bottom edge of the extension board 2 is equal to the side length of the main board 1, the bottom edge of the extension board 2 is rotatably connected with the side edge of the main board 1, and when the platform board is stored, the extension board 2 can be folded on the main board 1, so that the area of the platform board is reduced, and the platform board is convenient to carry. The expansion board 2 of the embodiment is an isosceles triangle board, four expansion boards 2 can be fully covered on the main board 1, compared with a round expansion board, the expansion area of the platform board of the embodiment is larger, compared with a rectangular expansion board which is connected in parallel, the shape of the platform board of the embodiment after being folded is square, the lifting area is large, and the expansion board is suitable for a small unmanned aerial vehicle and a place with a small space.

Referring to fig. 3, 4 and 5, further, the main board 1 and the expansion board 2 of the present embodiment are connected by a rotation mechanism, the rotation mechanism includes a rotation shaft 3, a first connection piece 4 disposed on the main board 1 and a second connection piece 5 disposed on the expansion board 2, a first sleeve 6 is disposed on the first connection piece 4, a second sleeve 7 is disposed on the second connection piece 5, the rotation shaft 3 passes through the first sleeve 6 and the second sleeve 7, a first limiting block 8 extending along an axial direction of the rotation shaft 3 is disposed on an outer wall of the rotation shaft 3, a limiting groove 601 is disposed on an inner wall of the first sleeve 6, the first limiting block 8 is inserted into the limiting groove 601, the first limiting block 8 is parallel to a side surface of the main board 1, a second limiting block 9 is disposed on an inner wall of the second sleeve 7, when the main board 1 and the expansion board 2 are located on the same plane, the second limiting block 9 abuts against the first limiting block 8, and a torsion mechanism providing rotation resistance is disposed between the second sleeve 7 and the rotation shaft 3. Through the cooperation of first stopper 8 and spacing groove 601, make pivot 3 fix in first sleeve 6, second sleeve 7 revolutes pivot 3 and rotates, because second sleeve 7's inner wall has set up second stopper 9, when the platform board is expanded, mainboard 1 and extension board 2 are located the coplanar, second stopper 9 offsets with first stopper 8, make second sleeve 7 can not continue to rotate, can prevent extension board 2 and turn over the problem that turns over downwards and lead to unmanned aerial vehicle to drop, and have the supporting role, avoid other inefficacy problems that rotate stop mechanism can take place. The second limiting block 9 of the embodiment extends along the axial direction of the second sleeve 7, contacts with the rotating shaft 3, and the contact surface is a cylindrical arc surface. The torsion mechanism between the second sleeve 7 and the rotating shaft 3 can prevent the platform plate from being opened due to external force when the platform plate is folded, and even if the expansion plate 2 is positioned below the main plate 1, the expansion plate is not opened, and is convenient to carry. The torsion mechanism comprises a resistance elastic piece and a resistance spring, wherein the resistance elastic piece is connected to the contact surface of the second limiting block 9 and the rotating shaft 3, so that the gap between the second limiting block 9 and the rotating shaft 3 is small and is not easy to rotate, a plurality of protrusions are arranged on the outer wall of the rotating shaft 3, a plurality of pits are formed in the resistance elastic piece, the friction force between the resistance elastic piece and the rotating shaft 3 is increased, and the expansion plate 2 is not easy to rotate; the first connecting piece 5 of the embodiment is connected with two first sleeves 6, the second connecting piece 5 is connected with a second sleeve 7, the second sleeve 7 is positioned between the two first sleeves 6, the resistance springs are arranged to be two and sleeved outside the rotating shaft 3, the resistance springs are positioned between the first sleeves 6 and the second sleeve 7, the second sleeve 7 can be propped against the first sleeve 6, the second sleeve 7 is not easy to rotate, and positioning can be realized.

Referring to fig. 6, the supporting mechanism of the present embodiment includes a connecting plate 10 and a supporting frame 11, the platform board is connected with the connecting plate 10, the connecting plate 10 is connected with the supporting frame 11 through a spherical hinge, a level gauge is arranged on the connecting plate 10, so that the connecting plate 10 can rotate, and the level degree of the connecting plate 10 can be observed through the level gauge, so that the connecting plate 10 can be adjusted to a level state, and further the platform board connected with the connecting plate 10 is kept level, and the lifting stability of the unmanned aerial vehicle is ensured. In this embodiment, the supporting mechanism further includes a supporting cylinder 12, the supporting frame 11 is connected with the supporting cylinder 12, the spherical hinge includes a sphere 13, the connecting plate 10 is connected with the sphere 13, the sphere 13 is disposed in the supporting cylinder 12, and a locking device for clamping the sphere 13 is disposed on the supporting cylinder 12. Referring to fig. 7, the locking device of this embodiment includes a knob 14, a locking shaft 15, a locking tray 16, a left locking block 17 and a right locking block 18, where the locking tray 16 is disposed below the sphere 13, the left locking block 17 and the right locking block 18 are symmetrically disposed below the locking tray 16, contact surfaces of the left locking block 17 and the right locking block 18 with the locking tray 16 are inclined surfaces, a side surface of the supporting cylinder 12 is provided with a locking hole 1201 communicated with the inside thereof, a first through hole 1701 is disposed on the left locking block 17, a second through hole 1801 is disposed on the right locking block 18, the knob 14 is rotatably connected to the side surface of the supporting cylinder 12, the locking shaft 15 includes a first shaft 1501 and a second shaft 1502, an outer wall of the first shaft 1501 is provided with threads, threads of a left half portion of the first shaft 1501 are opposite to threads of the right half portion of the first shaft, one end of the first shaft 1501 is provided with a connecting hole 1503, one end of the second shaft 1502 is fixedly connected to the knob 14, the other end of the second shaft 1502 passes through the connecting hole 1503, the other end of the second shaft 1502 is provided with a second engaging tooth 1505, and the second engaging tooth 1504 is meshed with the second tooth 1504. The knob 14 is rotated, the second shaft 1502 rotates, and then the first shaft 1501 is driven to rotate, so that the left locking block 17 and the right clamping block 18 move towards the middle of the first shaft 1501, and then the locking tray 16 is extruded, the ball 13 is clamped, and positioning of the spherical hinge is achieved. The locking tray 16 of this embodiment is the shell fragment structure to the contact surface with spheroid 13 is the hemisphere, in addition, is equipped with a plurality of bumps on the locking tray 16, and the outer wall of spheroid 13 is equipped with a plurality of pits, increases frictional force, improves the pivoted operation sense of spherical hinge, and easily fixes a position, convenient operation.

Further, referring to fig. 6 and 9, the present embodiment further includes a safety mechanism, the safety mechanism includes a safety bolt 19, an unlocking member 20, a first spring 21 and a second spring 22, a connecting slot 1001 is provided on the top surface of the connecting plate 10, the connecting slot 1001 is a through slot, the section of the connecting slot 1001 is an inverted T-shape, a connecting block 23 is provided at the bottom of the platform plate, the connecting block 23 is an inverted T-shape matched with the connecting slot 1001, the connecting block 23 is inserted into the connecting slot 1001, a containing hole 1002 is provided at the bottom of the connecting slot 1001, the safety bolt 19 is provided in the containing hole 1002, and a limiting hole into which the safety bolt 19 can be inserted is provided on the bottom surface of the connecting block 23; the orifice of the accommodating hole 1002 is provided with a first limit edge 1003, the middle part of the safety catch 19 is provided with a second limit edge 1901, the top is provided with a third limit edge 1902, and the first spring 21 is sleeved outside the safety catch 19 and is positioned between the bottom of the accommodating hole 1002 and the second limit edge 1901; the side of connecting plate 10 is equipped with the unlocking hole 1004 that communicates with each other with accommodation hole 1002, and unlatch member 20 passes in the unlocking hole 1004 stretches into accommodation hole 1002, and safe bolt 19 is connected with spacing post 24 rather than perpendicular, and the tip of unlatch member 20 offsets with spacing post 24 and this tip is wedge structure, and the middle part of unlocking hole 1004 is equipped with fourth spacing edge 1005, and the drill way is equipped with fifth spacing edge 1006, and unlatch member 20 is equipped with the sixth spacing edge 2001 that is close to unlocking hole 1004 drill way, and second spring 22 suit is outside unlatch member 20 and be located between fourth spacing edge 1006 and sixth spacing edge 2001. When the safety catch 19 is pressed during installation, the first spring 21 is compressed, and the connecting block 23 on the platform plate is pushed into the connecting groove 1001 from one side of the connecting plate 10, so that the platform plate is connected with the connecting plate 10, and the safety catch 19 is inserted into the limit hole under the driving of the recovery of the first spring 21, so that the platform plate can be prevented from falling off; when the safety lock is disassembled, the unlocking piece 20 is pressed, the unlocking piece 20 moves inwards, the limiting column 24 moves downwards along the end part of the unlocking piece 20, the safety catch 19 is driven to move downwards and separate from the limiting hole, and the safety lock can be disassembled by pushing the platform plate. The first limiting edge 1003 may abut against the second limiting edge 1901 to prevent the safety bolt 19 from being pulled out of the accommodating hole 1002, and the fifth limiting edge 1006 may abut against the sixth limiting edge 2001 to prevent the unlocking member 20 from being pulled out of the unlocking hole 1004. The contact surface of the unlocking member 20 and the limiting post 24 in the present embodiment is an inclined surface, and the inclined surface is inclined downward from one end close to the limiting post 24. In addition, referring to fig. 8, the groove wall on one side of the connecting groove 1001 of the present embodiment can move in a direction approaching or separating from the groove wall on the other side, so as to clamp or unclamp the connecting block 23, and thus the platform plate can be stably mounted on the connecting plate 10.

Further, the support frame of this embodiment is the tripod, the support frame includes footstock 1101 and three stay tube 1102, stay tube 1102 rotatable coupling is on footstock 1101, stay tube 1102 is telescopic sleeve structure, stay tube 1102 includes many coaxial and from interior body that overlaps outward in proper order, the tip that the footstock 1101 was kept away from to the body is equipped with lock nut 1103, the tripod can realize stable support, and stay tube 1102 is scalable, adjustable platform's height, lock nut 1103 can fix the length of stay tube 1101, avoid the unexpected shrink of stay tube 1102 to lead to the platform to overturn.

Further, referring to fig. 6 and 10, the support frame of the present embodiment further includes a central shaft 25 and a limiting spring 26, a connection seat 1104 is disposed on the top seat 1101, two opposite support plates 1105 are disposed on the top end of the support tube 1102, the connection seat 1104 is disposed between the two support plates 1105, rotation holes are respectively disposed on the connection seat 1104 and the support plates 1105, the central shaft 25 passes through the rotation holes of the connection seat 1104 and the support plates 1105, an external thread is disposed on an outer wall of the central shaft 25, a terminal 2501 is disposed at one end of the central shaft 25, a limiting nut 27 is disposed at the other end of the central shaft 25 and is disposed on an outer side of the support plate 1105 far from the terminal 2501, the limiting spring 26 is sleeved outside the central shaft 25, and the limiting spring 26 is disposed between the connection seat 1104 and the two support plates 1105. The limiting spring 26 has a pressing force on the connecting seat 1104 and the supporting plate 1105, so that the supporting tube 1102 is not easy to rotate, the supporting tube 1102 can be positioned after rotating in place, and the tightness of the supporting tube 1102 and the connecting seat 1104 can be adjusted by rotating the middle shaft 25.

In addition, the bottom surface of the top seat 1101 is connected with a hook 28, so that a weight can be hung to increase the stability of the platform. The support frame also comprises a foot nail 29, the foot nail 29 is in threaded connection with the bottom end of the support tube 1102, and the foot nail 29 can be inserted into the ground to position the platform.

In summary, in this embodiment, the platform board is configured to be foldable, and the supporting mechanism is configured to be telescopic, so that the platform board can be folded and the supporting mechanism can be contracted when not in use, so that the area and the volume of the platform board are smaller, and the portable device is convenient to carry.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present utility model, and these modifications and substitutions should also be considered as being within the scope of the present utility model.

Claims (5)

1. The unmanned aerial vehicle take-off and landing platform is characterized by comprising a supporting mechanism and a platform plate, wherein the platform plate is detachably connected with the supporting mechanism, the platform plate is of a foldable structure, and the supporting mechanism is of a telescopic structure;

the platform plate comprises a main plate (1) and an expansion plate (2), wherein the main plate (1) is a square plate body, the expansion plate (2) is an isosceles triangle plate body, the length of the waist of the expansion plate (2) is 1/2 of the length of the diagonal line of the main plate (1), the length of the bottom edge of the expansion plate (2) is equal to the side length of the main plate (1), and the bottom edge of the expansion plate (2) is rotatably connected with the side edge of the main plate (1);

the main board (1) is connected with the expansion board (2) through a rotating mechanism, the rotating mechanism comprises a rotating shaft (3), a first connecting sheet (4) arranged on the main board (1) and a second connecting sheet (5) arranged on the expansion board (2), a first sleeve (6) is arranged on the first connecting sheet (4), a second sleeve (7) is arranged on the second connecting sheet (5), the rotating shaft (3) penetrates through the first sleeve (6) and the second sleeve (7), a first limiting block (8) extending along the axial direction of the rotating shaft is arranged on the outer wall of the rotating shaft (3), a limiting groove (601) is formed in the inner wall of the first sleeve (6), the first limiting block (8) is inserted in the limiting groove (601), the first limiting block (8) is parallel to the side face of the main board (1), a second limiting block (9) is arranged on the inner wall of the second sleeve (7), and when the main board (1) and the expansion board (2) are located on the same plane, a first limiting block (8) is abutted against the rotating mechanism (7) and the rotating mechanism (3) is provided with a torque force;

the supporting mechanism comprises a connecting plate (10) and a supporting frame (11), the platform plate is connected with the connecting plate (10), the connecting plate (10) is connected with the supporting frame (11) through a spherical hinge, and a level gauge is arranged on the connecting plate (10);

the supporting mechanism further comprises a supporting cylinder body (12), the supporting frame (11) is connected with the supporting cylinder body (12), the spherical hinge comprises a sphere (13), the connecting plate (10) is connected with the sphere (13), the sphere (13) is arranged in the supporting cylinder body (12), and the supporting cylinder body (12) is provided with a locking device for clamping the sphere (13);

the locking device comprises a knob (14), a locking shaft (15), a locking tray (16), a left locking block (17) and a right locking block (18), wherein the locking tray (16) is arranged below the sphere (13), the left locking block (17) and the right locking block (18) are symmetrically arranged below the locking tray (16), the contact surfaces of the left locking block (17) and the right locking block (18) and the locking tray (16) are inclined planes, the side surface of the supporting cylinder body (12) is provided with a locking hole (1201) communicated with the inside of the locking hole, the left locking block (17) is provided with a first through hole (1701), the right locking block (18) is provided with a second through hole (1801), the knob (14) is rotatably connected to the side surface of the supporting cylinder body (12), the locking shaft (15) comprises a first shaft body (1501) and a second shaft body (1502), the outer wall of the first shaft body (1501) is provided with threads, the left half threads of the left shaft body and the right half threads of the right shaft body are opposite to the first shaft body (1501) in directions, the first shaft body (1501) is fixedly connected with the first end (1501) and the first end (1501) of the first end (1701) are fixedly connected with the first end (1501), the other end of the second shaft body (1502) penetrates through the locking hole (1201) to extend into the connecting hole (1503), a first engaging tooth (1504) is arranged on the inner wall of the connecting hole (1503), a second engaging tooth (1505) is arranged on the outer wall of the second shaft body (1502), and the first engaging tooth (1504) is engaged with the second engaging tooth (1505);

the safety mechanism comprises a safety bolt (19), an unlocking piece (20), a first spring (21) and a second spring (22), wherein a connecting groove (1001) is formed in the top surface of the connecting plate (10), the connecting groove (1001) is a through groove, the section of the connecting groove (1001) is of an inverted T shape, a connecting block (23) is arranged at the bottom of the platform plate, the connecting block (23) is inserted into the connecting groove (1001), a containing hole (1002) is formed in the bottom of the connecting groove (1001), the safety bolt (19) is arranged in the containing hole (1002), and a limiting hole for the safety bolt (19) to be inserted is formed in the bottom surface of the connecting block (23).

The orifice of the containing hole (1002) is provided with a first limit edge (1003), the middle part of the safety bolt (19) is provided with a second limit edge (1901), the top is provided with a third limit edge (1902), and the first spring (21) is sleeved outside the safety bolt (19) and is positioned between the bottom of the containing hole (1002) and the second limit edge (1901);

the side of connecting plate (10) be equipped with the communicating unlocking hole (1004) of holding hole (1002), unblank piece (20) pass unlocking hole (1004) stretch into in holding hole (1002), safe bolt (19) are connected with rather than vertically spacing post (24), the tip of unblanking piece (20) with spacing post (24) offsets and this tip is wedge structure, the middle part of unlocking hole (1004) is equipped with fourth spacing edge (1005), the drill way is equipped with fifth spacing edge (1006), unblanking piece (20) are equipped with and are close to sixth spacing edge (2001) of unlocking hole (1004) drill way, second spring (22) suit in unblanking piece (20) are outer and be located between fourth spacing edge (1005) and sixth spacing edge (2001).

2. The unmanned aerial vehicle take-off and landing platform according to claim 1, wherein the supporting frame (11) is a tripod, the supporting frame (11) comprises a footstock (1101) and three supporting pipes (1102), the supporting pipes (1102) are rotatably connected to the footstock (1101), the supporting pipes (1102) are telescopic sleeve structures, the supporting pipes (1102) comprise a plurality of coaxial pipe bodies which are sleeved in sequence from inside to outside, and locking nuts (1103) are arranged at the ends of the pipe bodies, which are far away from the footstock (1101).

3. The unmanned aerial vehicle landing platform according to claim 2, wherein the supporting frame (11) further comprises a middle shaft (25) and a limiting spring (26), a connecting seat (1104) is arranged on the footstock (1101), two opposite supporting plates (1105) are arranged at the top end of the supporting tube (1102), the connecting seat (1104) is arranged between the two supporting plates (1105), rotating holes are respectively arranged on the connecting seat (1104) and the supporting plates (1105), the middle shaft (25) penetrates through the connecting seat (1104) and the rotating holes of the supporting plates (1105), external threads are arranged on the outer wall of the middle shaft (25), an end head (2501) is arranged at one end of the middle shaft (25), a limiting nut (27) is arranged at the other end of the middle shaft (25), the limiting nut (27) is arranged on the outer side of the supporting plates (1105) far away from the end head (2501), the limiting spring (26) is sleeved outside the middle shaft (25), and the limiting spring (26) is arranged between the connecting seat (1104) and the two supporting plates (1105).

4. The unmanned aerial vehicle take-off and landing platform according to claim 2, wherein the bottom surface of the top seat (1101) is connected with a hook (28).

5. The unmanned aerial vehicle landing platform according to claim 2, wherein the support frame (11) further comprises a peg (29), the peg (29) being in threaded connection with the bottom end of the support tube (1102).

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