CN218172575U - Folding horn and plant protection machine - Google Patents
Folding horn and plant protection machine Download PDFInfo
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- CN218172575U CN218172575U CN202222592729.5U CN202222592729U CN218172575U CN 218172575 U CN218172575 U CN 218172575U CN 202222592729 U CN202222592729 U CN 202222592729U CN 218172575 U CN218172575 U CN 218172575U
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Abstract
The utility model discloses a folding horn and plant protection machine, this folding horn includes: the mechanical arm fixing device comprises a mechanical arm main body provided with a motor fixing seat, a fixing piece arranged on the mechanical arm fixing seat, a connecting piece rotating around the fixing piece, a first external thread arranged on the fixing piece or the connecting piece, and a first thread sleeve sleeved on the fixing piece or the connecting piece, wherein the first thread sleeve is arranged outside the fixing piece or the connecting piece, and a first internal thread matched with the first external thread is arranged on the inner circumferential surface of the first thread sleeve. The utility model discloses a horn has the mounting and around mounting pivoted connecting piece to make the horn have and open and fold two kinds of states, be provided with first external screw thread on the mounting of this horn or the connecting piece, the outside circumference cover of mounting or connecting piece is equipped with first thread bush, when the horn becomes the open mode, screws up first thread bush on first external screw thread, thereby firmly fix this mounting and this connecting piece, make the folding horn steady setting when the open mode.
Description
Technical Field
The utility model belongs to the technical field of the unmanned air vehicle technique and specifically relates to a folding horn and plant protection machine are related to.
Background
Plant protection machine is plant protection unmanned aerial vehicle's abbreviation. With the development of science and technology, people apply the unmanned aerial vehicle technology to the plant protection field, and the manpower in agricultural production is lightened through the mechanized operation of spreading pesticides, seeds and the like in the air by the unmanned aerial vehicle.
In the structural design of the plant protection machine, in order to facilitate the storage of the plant protection machine, the machine arm of the plant protection machine is designed to have two states of opening and folding. In present design, when the horn of plant protection machine was in the open mode, adopt the fixed pin to be fixed in the fixing base of fuselage with the horn on, this kind of fixed mode is firm inadequately.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the related art to a certain extent. To this end, an object of the present invention is to provide a folding arm and a plant protection machine, which can fix a structural member of the folding arm in an open state.
The utility model adopts the technical proposal that:
in a first aspect, the present invention provides a folding horn, comprising: the robot arm comprises a robot arm main body, wherein one end of the robot arm main body is provided with a motor fixing seat, and a motor and a propeller are arranged on the motor fixing seat; one end of the fixing piece is fixed on the fixing seat of the machine body, and the other end of the fixing piece is provided with a rotating shaft; one end of the connecting piece is connected with the other end of the fixing piece through the rotating shaft, the other end of the connecting piece is connected with the other end of the horn main body end to end, the connecting piece can rotate around the rotating shaft, and a first external thread is arranged in the circumferential outer surface area of the connecting piece adjacent to the fixing piece or the circumferential outer surface area of the fixing piece adjacent to the connecting piece; the first thread sleeve is sleeved outside the circumference of the connecting piece or the fixing piece, and a first internal thread matched with the first external thread is arranged on the circumferential inner surface of the first thread sleeve; when the connecting piece is connected with the fixing piece, the machine arm is in an open state, and the first thread sleeve is screwed on the first external thread so as to fixedly connect the connecting piece with the fixing piece; the first thread sleeve is loosened, the connecting piece is rotated to an angle larger than 90 degrees with the fixing piece, and the machine arm is folded.
Further, still include: the second thread sleeve is sleeved outside the circumference of the fixing piece or the connecting piece, when the first thread sleeve is sleeved on the fixing piece, the second thread sleeve is sleeved on the connecting piece, and when the first thread sleeve is sleeved on the connecting piece, the second thread sleeve is sleeved on the fixing piece; the outer circumferential surface of the first threaded sleeve is provided with a second external thread, the inner circumferential surface of the second threaded sleeve is provided with a second internal thread matched with the second external thread, and the screwing direction of the second threaded sleeve is opposite to that of the first threaded sleeve.
Furthermore, the other end of the fixing piece and the one end of the connecting piece are respectively provided with a limiting piece and a limiting groove, so that the connecting piece and the fixing piece can be conveniently spliced.
The other end of the fixing piece is provided with a first shaft hole and the rotating shaft, the one end of the connecting piece is provided with a second shaft hole, the rotating shaft is a bolt, and the rotating shaft penetrates through the first shaft hole and the second shaft hole to form a rotating mechanism, so that the one end of the connecting piece can rotate around the rotating shaft of the fixing piece.
Further, the one end of the fixing piece is provided with a first fastening piece, and the other end of the connecting piece is provided with a second fastening piece.
The machine arm main body, the fixing piece and the connecting piece are hollow cylinders, and the width of the first external thread is larger than that of the second external thread.
A second aspect, the utility model provides a plant protection machine, including two fuselages about bottom sprag frame, symmetry setting, battery and equipment cabin, water tank, sprinkler, set up pump and the water pipe between water tank and sprinkler, wherein, this fuselage includes: the crossbeam is provided with a plurality of fixed seats; as described above, the plurality of arms are respectively mounted on the plurality of fixing bases.
Wherein, these a plurality of horn include: the first machine arm is arranged at one end of the cross beam through a first fixed seat; the second machine arm is arranged in the middle of the cross beam through a second fixed seat; and the third machine arm is arranged at the other end of the cross beam through a third fixing seat, and the third fixing seat has the same structure as the first fixing seat or the second fixing seat.
Wherein, this first fixing base includes: the first fixing seat is fixed on the cross beam through the plurality of screw holes; the first cylinder is hollow, one end of the first cylinder is connected with one surface of the square cylinder, and the other end of the first cylinder is connected with the fixing piece of the first machine arm.
Wherein, this second fixing base includes: a first mounting surface; the beam is clamped between the first mounting surface and the second mounting surface, the first mounting surface and the second mounting surface are respectively provided with a plurality of symmetrically arranged screw holes, and the second fixing seat is fixed on the beam through the plurality of screw holes; one end of the connecting surface is connected with the lower part of the first mounting surface, the other end of the connecting surface is connected with the upper part of the second mounting surface, and the middle of the connecting surface is provided with a hole; and the second cylinder is hollow, one end of the second cylinder is connected with the hole part of the connecting surface, and the other end of the second cylinder is connected with the fixing piece of the second machine arm.
The utility model has the advantages that:
the utility model discloses a horn has the mounting and around mounting pivoted connecting piece, and when the connecting piece met with the mounting, the horn was open mode, and when the connecting piece became certain angle with the mounting, the horn was fold condition. Be provided with first external screw thread on the mounting of this horn or the connecting piece, the outside circumference cover of mounting or connecting piece is equipped with first thread bush, when the horn is open mode, screws up first thread bush on first external screw thread to firmly fix this mounting and connecting piece, make folding horn can steadily set up when open mode.
Furthermore, a second external thread is arranged on the outer circumferential surface of the first threaded sleeve, a second threaded sleeve is further sleeved on the outer circumference of the fixing piece or the connecting piece, and the screwing direction of the second threaded sleeve is opposite to that of the first threaded sleeve. After the first thread bushing is tightened to the first external thread, the second thread bushing is tightened to the second external thread, so that the fixing of the fixing member and the connecting member can be further enhanced.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the folding arm of the present invention in an open state;
fig. 2 is a schematic structural view of an embodiment of the folding arm of the present invention in a folded state;
FIG. 3 is an exploded view of FIG. 1;
fig. 4 is a schematic structural view of the fixing member 111 and the connecting member 112 of fig. 1;
fig. 5 is a schematic structural view of the fixing member 111 and the connecting member 112 of fig. 2;
fig. 6 is an exploded view of the fixing member 111 and the connecting member 112 of fig. 4;
FIG. 7 is a cross-sectional view of FIG. 4 rotated 180 degrees;
fig. 8 is a schematic structural view of an embodiment of the plant protection machine of the present invention;
fig. 9 is a schematic view of an exploded structure of an embodiment of the fuselage 1 of fig. 8;
fig. 10 is a schematic structural view of the first fixing seat 14 in fig. 9;
fig. 11 is a schematic structural view of the second fixing seat 15 in fig. 9.
Detailed Description
It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict.
Example one
Please refer to fig. 1 to 7. The horn is in an open position as shown in fig. 1 and in a folded position as shown in fig. 2. As shown in fig. 3, the horn 11 includes a fixing member 111, a connecting member 112, a horn body 113, a first threaded sleeve 114, a second threaded sleeve 115, a first fastening member 116, a second fastening member 117, a motor fixing base 118, a motor 119, and a propeller (not shown).
This mounting 111, this connecting piece 112 and this horn main part 113 end to end, this mounting 111, this connecting piece 112 and this horn main part 113 are the cylinder of fretwork to conveniently set up the electric wire of motor 119.
One end of the arm body 113 is provided with a motor fixing base 118, and the motor fixing base 118 is provided with a motor 119 and a propeller.
One end of the fixing member 111 is fixed to the fixing seat of the body, and the other end of the fixing member 111 is connected to the connecting member 112. One end of the connecting member 112 is connected to the other end of the fixing member 111, and the other end of the connecting member 112 is connected to the other end of the arm body 113 end to end.
As shown in fig. 4 and 5, the connecting member 112 is rotatable about the fixing member 111. As shown in fig. 6, the other end of the fixing member 111 is provided with a rotation shaft 1112 and a first shaft hole 1113, and preferably, the rotation shaft 1112 is a bolt. The connecting member 112 is provided with a second shaft hole 1121, and the rotating shaft 1112 penetrates through the first shaft hole 1113 and the second shaft hole 1121 to form a rotating mechanism, so that one end of the connecting member 112 can rotate around the rotating shaft 1112. The minimum angle between the fixing member 111 and the connecting member 112 is 0 degree, and the maximum angle is obtuse (i.e. greater than 90 degrees and less than 180 degrees), so that the horn main body 113 has two states of being unfolded or folded.
As shown in fig. 7, a first external thread 1111 is provided on a circumferential outer surface area of the fixing member 111 adjacent to the connection member 112. The first threaded sleeve 114 is sleeved on the outer circumference of the connecting member 112, and the inner circumference surface of the first threaded sleeve 114 is provided with a first internal thread (not shown) matching with the first external thread 1111. When the connecting member 112 is connected to the fixing member 111, i.e. when the connecting member 112 is at 0 degree to the fixing member 111, the horn 11 is opened, the first thread bushing 114 is moved to the first external thread 1111 region, and is screwed on the first external thread 1111, so that the connecting member 112 is fixed to the fixing member 111; when the first thread cover 114 is loosened from the first external thread 1111 and the connecting member 112 is rotated to an angle greater than 90 degrees with respect to the fixing member 111, the arm 11 is folded.
In other embodiments, the first external thread may be disposed on the connecting member 112, for example, the first external thread is disposed on the circumferential outer surface area of the connecting member 112 adjacent to the fixing member 111. It should be noted that the first external thread and the first thread bushing are respectively disposed on the connecting part 112 and the fixing part 111, that is, if the first external thread is disposed on the fixing part 111, the first thread bushing 114 is disposed on the connecting part 112; if the first external thread is disposed on the connecting member 112, the first thread sleeve 114 is disposed on the fixing member 111.
Further, as shown in fig. 7, a second external thread (not shown) is provided on the circumferential outer surface of the first threaded sleeve 114, a second threaded sleeve 115 is provided on the circumferential outer portion of the fixing member 111, and a second internal thread matching the second external thread is provided on the circumferential inner surface of the second threaded sleeve 115. The tightening direction of the second threaded sleeve 115 is opposite to the tightening direction of the first threaded sleeve 114. After the first thread bushing 114 is tightened to the first external thread 1111, a second thread bushing 115 may be further tightened to the second external thread, so that the connection of the connection member 112 and the fixing member 111 may be further reinforced. It will be appreciated that the width of the first external thread 1111 is greater than the width of the second external thread.
It should be noted that the first threaded sleeve 114 and the second threaded sleeve 115 are respectively sleeved outside the circumference of the fixing element 111 or the connecting element 112, that is, if the first threaded sleeve 114 is disposed on the fixing element 111, the second threaded sleeve 115 is disposed on the connecting element 112, and if the first threaded sleeve 114 is disposed on the connecting element 112, the second threaded sleeve 115 is disposed on the fixing element 111.
Further, the other end of the fixing member 111 and one end of the connecting member 112 are respectively provided with a limiting member and a limiting groove, so that the connecting member 112 and the fixing member 111 can be conveniently spliced. For example, as shown in fig. 5, the fixing member 111 is provided with a stopper 1114, and the connecting member 112 is provided with a stopper slot 1122, so that the fixing member 111 and the connecting member 112 are easily aligned. Of course, in other embodiments, a limiting groove may be disposed on the fixing element 111, and a limiting element may be disposed on the connecting element 112.
As shown in fig. 3 and 7, one end of the fixing member 111 is provided with a first fastening member 116, and the other end of the connecting member is provided with a second fastening member 117. The first fastener 116 and the second fastener 117 are each circular rings. The fixing seat of the body, the fixing part 111 and the first fastening part 116 are respectively provided with two symmetrical through holes, and screws penetrate through the two through holes, so that the fixing part 111 and the first fastening part 116 are installed on the fixing seat of the body. The horn main body 113, the connector 112, and the second fastening member 117 are provided with two symmetrical through holes, respectively, and the connector 112 and the second fastening member 117 are attached to the horn main body 117 by inserting screws through the two through holes.
The utility model discloses a horn 11 can adopt following step to install when the installation:
(1) First, the second shaft hole 1121 of the connector 112 is engaged with the first shaft hole 1113 of the fixture 111, and the rotating shaft is inserted into the first shaft hole 1113 and the second shaft hole 1121, thereby rotatably coupling the connector 112 to the fixture 111.
(2) The screw is inserted through the first fastening member 116, the fixing member 111, and the through hole of the fixing base of the body, so that the fixing member 111 is mounted on the fixing base of the body. The bolt is inserted through the second fastening member 117, the connecting member 112, and the through hole of the horn main body 113, thereby mounting the horn main body 113 to the connecting member 112.
(3) The motor holder 118 is attached to the arm body 113, and the motor 119 and the propeller are attached to the motor holder 118.
The utility model discloses a theory of operation of horn 11 does:
(1) The open state of the arm: the connector 112 is rotated into abutment with the fixture 111 (i.e. the fixture 111 is at 0 degrees to the connector 112), the first threaded socket 114 is tightened onto the first external thread 1111 of the fixture 111, and the second threaded socket 115 is tightened onto the second external thread of the first threaded socket 114. Thus, the arm 11 is opened.
(2) The folding state of the machine arm: the second thread bushing 115 is loosened from the second external thread of the first thread bushing 114, the first thread bushing 114 is loosened from the first external thread 1111 of the fixing member 111, and the connection member 112 is rotated about the rotation axis to be at an angle (more than 90 degrees) with respect to the fixing member 111. Thus, the arm 11 is folded.
Example two
Referring to fig. 8 to 11, as shown in fig. 8, the plant protection machine includes a bottom support frame (not shown), a left body 1 and a right body 1 symmetrically disposed, a battery (not shown), an equipment compartment (not shown), a water tank (not shown), a spraying device (not shown), a pump (not shown) and a water pipe (not shown) disposed between the water tank and the spraying device.
As shown in fig. 9, the main body 1 includes a cross beam 10, a first arm 11, a second arm 12, a third arm 13, a first fixing seat 14, a second fixing seat 15, and a third fixing seat 16.
The first fixing seat 14, the second fixing seat 15 and the third fixing seat 16 are respectively disposed on the cross beam 10. The first arm 11 is disposed at one end of the beam 10 through a first fixing seat 14; the second arm 12 is arranged in the middle of the beam 10 through a second fixed seat 15; the third arm 13 is disposed at the other end of the beam 10 via a third fixing seat 16.
The first boom 11, the second boom 12, and the third boom 13 have the same structure, and for the specific structure, reference is made to the first embodiment, which is not described herein again. The third fixing seat has the same structure as the first fixing seat or the second fixing seat.
The structural composition of the first fixing seat 14 and the second fixing seat 15 is specifically described below.
As shown in fig. 10, the first fixing base 14 includes a square column 141 and a first cylinder 142. The square column 141 is hollow, and a plurality of screw holes are disposed around the square column 141, through which the first fixing seat 14 is fixed on the cross beam 10. The first cylinder 142 is hollow, one end of the first cylinder 142 is connected to one surface of the square cylinder 141, and the other end of the first cylinder 142 is connected to the fixing member of the first arm 11.
As shown in fig. 11, the second fixing base 15 includes a first mounting surface 151, a connecting surface 152, a second mounting surface 153, and a second cylinder 154. The first mounting surface 151 and the second mounting surface 153 are disposed vertically symmetrically, the cross beam 10 is sandwiched between the first mounting surface 151 and the second mounting surface 163, the first mounting surface 151 and the second mounting surface 153 are respectively provided with a plurality of symmetrically disposed screw holes, and the second fixing seat 15 is fixed on the cross beam through the plurality of screw holes. One end of the connection surface 152 is connected to the lower portion of the first mounting surface 151, the other end of the connection surface 152 is connected to the upper portion of the second mounting surface 153, and a hole is formed in the middle of the connection surface 152. The second cylinder 154 is hollow, one end of the second cylinder 154 is connected to the opening portion of the connecting surface 151, and the other end of the second cylinder 154 is connected to the fixing member of the second arm 12.
Of course, in other embodiments, all the fixing seats may be set as the first fixing seat 14, or all the fixing seats may be set as the second fixing seat 15. In more embodiments, the number of the horn of a single fuselage may also be set to four or five, which is not limited herein.
In this embodiment, since the plant protection machine has a plurality of arms, the aerial lift of the plant protection machine can be greatly improved. In addition, when the plant protection machine flies in the air, if the propeller on any one of the machine arms is damaged and cannot work, the plant protection machine can still keep normal flight because other propellers are arranged.
While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.
Claims (10)
1. A folder arm, comprising:
the robot arm comprises a robot arm main body, wherein one end of the robot arm main body is provided with a motor fixing seat, and a motor and a propeller are arranged on the motor fixing seat;
one end of the fixing piece is fixed on the fixing seat of the machine body, and the other end of the fixing piece is provided with a rotating shaft;
one end of the connecting piece is connected with the other end of the fixing piece through the rotating shaft, the other end of the connecting piece is connected with the other end of the horn main body end to end, the connecting piece can rotate around the rotating shaft, and a first external thread is arranged in the circumferential outer surface area of the connecting piece adjacent to the fixing piece or the circumferential outer surface area of the fixing piece adjacent to the connecting piece;
the first thread sleeve is sleeved outside the circumference of the connecting piece or the fixing piece, and a first internal thread matched with the first external thread is arranged on the circumferential inner surface of the first thread sleeve;
when the connecting piece is connected with the fixing piece, the machine arm is in an open state, and the first thread sleeve is screwed on the first external thread, so that the connecting piece is fixedly connected with the fixing piece; and loosening the first thread sleeve to form an angle larger than 90 degrees with the fixing piece, wherein the machine arm is in a folded state.
2. The folder arm of claim 1, further comprising:
the second thread sleeve is sleeved outside the circumference of the fixing piece or the connecting piece, when the first thread sleeve is arranged on the fixing piece, the second thread sleeve is arranged on the connecting piece, and when the first thread sleeve is arranged on the connecting piece, the second thread sleeve is arranged on the fixing piece;
the outer surface of the circumference of the first thread sleeve is provided with a second external thread, the inner surface of the circumference of the second thread sleeve is provided with a second internal thread matched with the second external thread, and the screwing direction of the second thread sleeve is opposite to that of the first thread sleeve.
3. The folder arm as recited in claim 1, wherein the other end of the fixing member and the one end of the connecting member are respectively provided with a limiting member and a limiting groove to facilitate the splicing of the connecting member and the fixing member.
4. The folder arm as in claim 1, wherein said other end of said fixed member is provided with a first axial hole and said pivot shaft, said one end of said connecting member is provided with a second axial hole, said pivot shaft is a bolt, said pivot shaft penetrates said first axial hole and said second axial hole to form a pivot mechanism, such that said one end of said connecting member is rotatable about said pivot shaft of said fixed member.
5. The folder arm as in claim 1, wherein the one end of the fixed member is provided with a first fastener and the other end of the connecting member is provided with a second fastener.
6. The folder arm as recited in claim 2, wherein the arm body, the fixing member, and the connecting member are hollow cylinders, and the first external threads have a width greater than a width of the second external threads.
7. The utility model provides a plant protection machine, includes two fuselages about bottom sprag frame, symmetry set up, battery and equipment cabin, water tank, sprinkler, sets up pump and water pipe between water tank and sprinkler, its characterized in that, the fuselage includes:
the crossbeam is provided with a plurality of fixed seats;
the plurality of arms as claimed in any one of claims 1 to 6, mounted on the plurality of holders respectively.
8. The plant protection machine of claim 7, wherein the plurality of arms comprises:
the first machine arm is arranged at one end of the cross beam through a first fixed seat;
the second machine arm is arranged in the middle of the cross beam through a second fixed seat;
and the third machine arm is arranged at the other end of the cross beam through a third fixing seat, and the third fixing seat is identical to the first fixing seat or the second fixing seat in structure.
9. A plant protection machine as claimed in claim 8, wherein the first fixed seat includes:
the square column body is hollow, a plurality of screw holes are formed in the periphery of the square column body, and the first fixing seat is fixed on the cross beam through the plurality of screw holes;
the first cylinder is hollow, one end of the first cylinder is connected with one surface of the square cylinder, and the other end of the first cylinder is connected with the fixing piece of the first machine arm.
10. A plant protection machine according to claim 8, wherein said second fixed seat comprises:
a first mounting surface;
the beam is clamped between the first mounting surface and the second mounting surface, the first mounting surface and the second mounting surface are respectively provided with a plurality of symmetrically arranged screw holes, and the second fixing seat is fixed on the beam through the plurality of screw holes;
one end of the connecting surface is connected with the lower part of the first mounting surface, the other end of the connecting surface is connected with the upper part of the second mounting surface, and a hole is formed in the middle of the connecting surface;
the second cylinder, the second cylinder is inside hollow, the one end of second cylinder with connect the trompil part of face and be connected, the other end of second cylinder with the mounting of second horn is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222592729.5U CN218172575U (en) | 2022-09-29 | 2022-09-29 | Folding horn and plant protection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222592729.5U CN218172575U (en) | 2022-09-29 | 2022-09-29 | Folding horn and plant protection machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218172575U true CN218172575U (en) | 2022-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222592729.5U Active CN218172575U (en) | 2022-09-29 | 2022-09-29 | Folding horn and plant protection machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218172575U (en) |
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- 2022-09-29 CN CN202222592729.5U patent/CN218172575U/en active Active
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