CN112693625A - Rotor track tracker fixing device for cross double-rotor unmanned helicopter - Google Patents
Rotor track tracker fixing device for cross double-rotor unmanned helicopter Download PDFInfo
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- CN112693625A CN112693625A CN202110299706.2A CN202110299706A CN112693625A CN 112693625 A CN112693625 A CN 112693625A CN 202110299706 A CN202110299706 A CN 202110299706A CN 112693625 A CN112693625 A CN 112693625A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
- B64F5/60—Testing or inspecting aircraft components or systems
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Abstract
The invention discloses a rotor wing trajectory tracker fixing device for a crossed double-rotor unmanned helicopter, which comprises a base and a fixing support arranged on the base, wherein the lower part of the fixing support is connected to the base through a transverse shaft, a first positioning mechanism for fixing cone beating equipment is arranged on the front side of the upper part of the fixing support, and a second positioning mechanism for fixing observation equipment is arranged on the rear side of the upper end of the fixing support. The device simple structure, convenient to use, low in manufacturing cost can carry out remote operation to guarantee experimenter's safety.
Description
Technical Field
The invention relates to the field of production and maintenance of a cross twin-rotor unmanned helicopter, in particular to a rotor track tracker fixing device for a cross twin-rotor unmanned helicopter.
Background
The rotor cone can appear in the rotatory in-process of two rotors of crossing, and the rotor cone is the back taper body that the rotor paddle is rotatory and form when waving, and its conical point is on the rotation axis, and the conical surface is the rotatory orbit face of paddle, and the awl end is the oar point orbit plane.
The direction of tilt of the rotor cone essentially represents the direction of the aerodynamic resultant force of the rotor, and if one or several of the rotor blades are tapered differently, the phenomenon known as coning can cause helicopter vibrations. The rotor is a key part of vibration reduction of the helicopter, the track of a rotor cone and the dynamic balance adjustment result of blades directly influence the vibration level of the helicopter, the rotor cone plays a decisive role in the aspects of performance and reliability of the helicopter, and the aim of the inspection and adjustment of the rotor cone and the dynamic balance is to control the vibration level in the horizontal direction (Y) and the vertical direction (Z) generated by the rotor to be within a certain range so as to meet the vibration requirement of the whole helicopter.
Rotor vibration levels can be determined by measuring cone size. If the vibration is too large, the helicopter or the unmanned helicopter can not normally take off, so that the rotor vibration can be judged through rotor cone measurement, and cone beating in a rotor dynamic balance experiment is a key step.
Disclosure of Invention
The invention aims to provide a rotor track tracker fixing device for a cross twin-rotor unmanned helicopter. The device simple structure, convenient to use, low in manufacturing cost can carry out remote operation to guarantee experimenter's safety.
In order to achieve the purpose, the invention provides a rotor wing trajectory tracker fixing device for a crossed dual-rotor unmanned helicopter, which comprises a base and a fixing support arranged on the base, wherein the lower part of the fixing support is connected to the base through a transverse shaft, the front side of the upper part of the fixing support is provided with a first positioning mechanism for fixing a tapering device, and the rear side of the upper end of the fixing support is provided with a second positioning mechanism for fixing an observation device.
Preferably, the base comprises a bottom plate, a left vertical plate and a right vertical plate which are symmetrically arranged on the bottom plate, and the lower part of the fixed support is connected with the left vertical plate and the right vertical plate through a transverse shaft.
Preferably, the cross shaft comprises a left half shaft and a right half shaft, one ends, opposite to the left half shaft and the right half shaft, of the left half shaft and the right half shaft are respectively provided with a flange plate and connected to the left side and the right side of the fixed support through screws, and the other ends, opposite to the left half shaft and the right half shaft, of the left half shaft and the right half shaft are respectively provided with threads and connected to the threaded holes of the left vertical plate and the right vertical plate through.
Preferably, first positioning mechanism includes left clamp and right clamp, it is used for holding to form between left side clamp and the right clamp the framework of making the cone equipment.
Preferably, be connected through first bolt between left side clamp and the right clamp, be connected through the second bolt between left side clamp and the right clamp and the fixed bolster.
Preferably, the second positioning mechanism comprises a left cross rod and a right cross rod, a left sliding block and a right sliding block are respectively arranged on the left cross rod and the right cross rod, and a space for accommodating the observation device is formed between the left sliding block and the right sliding block.
Preferably, the left slider and the right slider are respectively provided with a first bolt hole, and a first positioning bolt is arranged in the first bolt hole.
Preferably, left side clamp and left horizontal pole formula structure as an organic whole, right side clamp and right horizontal pole formula structure as an organic whole.
Preferably, the observation equipment further comprises a supporting frame for supporting the observation equipment from the bottom, and the supporting frame is sleeved on the fixed bracket in a vertically movable mode; the support frame is provided with a second bolt hole, and a second positioning bolt is arranged in the second bolt hole.
Preferably, the fixed bracket is of a vertical rectangular plate-shaped structure; and/or the observation equipment is a camera or a mobile phone.
According to the fixing device provided by the invention, the cone beating device is fixed through the first positioning mechanism, the observation device is fixed through the second positioning mechanism, the base can provide a stable support and installation foundation, and when the fixing device is used, information on the cone beating device can be observed in real time through the observation device and can be transmitted to the display screen, so that a signal is displayed on the screen to perform the next operation on an experiment.
Drawings
Fig. 1 is a schematic structural diagram of a rotor trajectory tracker fixing device for a cross twin-rotor unmanned helicopter according to an embodiment of the present invention;
FIG. 2 is a schematic view of the connection between the horizontal shaft and the base;
fig. 3 is a schematic structural view of the first positioning mechanism, the second positioning mechanism and the supporting frame connected to the upper end of the fixing bracket.
In the figure:
1. the base 11, the bottom plate 12, the left vertical plate 13, the right vertical plate 2, the fixed support 3, the transverse shaft 31, the left half shaft 32, the right half shaft 41, the left hoop 42, the right hoop 51, the left cross rod 52, the right cross rod 61, the left sliding block 62, the right sliding block 7, the cone beating equipment 8, the observation equipment 91, the first bolt 92, the second bolt 10 and the supporting frame.
Detailed Description
In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
In this document, terms such as "upper, lower, left, right" and the like are established based on positional relationships shown in the drawings, and the corresponding positional relationships may vary depending on the drawings, and therefore, they are not to be construed as absolute limitations on the scope of protection; moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a rotor trajectory tracker fixing device for a cross twin-rotor unmanned helicopter according to an embodiment of the present invention.
As shown in the drawings, in an embodiment, the rotor trajectory tracker fixing device for a cross twin-rotor unmanned helicopter provided by the invention mainly comprises a base 1, a fixing bracket 2, a cross shaft 3, a left clamp 41, a right clamp 42, a left cross bar 51, a right cross bar 52, a left slider 61, a right slider 62, a positioning bolt and the like.
Fixed bolster 2 is vertical rectangular plate structure, play the connection effect from top to bottom and can provide the stability of equipment, its lower part is passed through cross axle 3 and is connected in the base, the upper portion of fixed bolster 2 is equipped with left clamp 41 and right clamp 42 in the front side, left clamp 41 and right clamp 42 form first positioning mechanism, be used for the fixed cone equipment 7 of beating, the upper end of fixed bolster 2 is equipped with left horizontal pole 51 in the rear side, right horizontal pole 52, left slider 61 and right slider 62, left horizontal pole 51, right horizontal pole 52, left slider 61 and right slider 62 form the second positioning mechanism, be used for fixed observation equipment 8, beat the cone equipment 7 and the observation equipment 8 installation back of targetting in place, two equipment are in the coplanar roughly.
The observation equipment 8 can be camera or cell-phone to the camera is the example, and after fixing the camera, the camera can in time observe the state of beating cone equipment 7, and the cone process and the signal transmission condition are beaten in the supervision, to the signal that obtains in the experiment can the very first time transmit the screen of keeping watch on far away of screen in the middle of, play experiment auxiliary action, observation experiment phenomenon that can be better and can be accurate operate.
Referring to fig. 2, fig. 2 is a schematic structural diagram of the connection between the horizontal shaft and the base.
As shown in the figure, base 1 mainly by bottom plate 11, left side riser 12 and right riser 13 are constituteed, wherein, square bottom plate 11 puts at the central point and is equipped with the round hole, left side riser 12 and right riser 13 are the trapezoidal of width under the narrow, both locate bottom plate 11's the left and right sides symmetrically, the lower part of fixed bolster 2 is passed through cross axle 3 and is connected in left riser 12 and right riser 13, base 1 has stronger stable assurance to equipment, the installation is dismantled simply, bottom plate 11 center is the circle design, can adapt to general complex condition, it is fixed firm.
The cross shaft 3 is divided into a left half shaft 31 and a right half shaft 32, one end of the left half shaft 31 opposite to one end of the right half shaft 32 is provided with a flange plate and is connected to the left side and the right side of the fixed support 2 through screws, the other end of the left half shaft 31 opposite to the other end of the right half shaft 32 opposite to the right half shaft is provided with threads to form a screw rod, and the screw rod is connected to the threaded holes of the left vertical plate 12 and the right vertical plate 13 through the. Through the angle that the screw rod is connected can adjusting device, can its adjustment that carries out the angle according to the requirement of experiment place and rotor, the size that the screw rod adopted can guarantee easy angle regulation, and locking screw rod can be difficult not hard up with equipment zonulae occludens, and easy operation is easy and fixed reliable.
Referring to fig. 3, fig. 3 is a schematic structural view illustrating the first positioning mechanism, the second positioning mechanism and the supporting frame connected to the upper end of the fixing bracket.
As shown in the figure, the first positioning mechanism mainly comprises a left clamp 41 and a right clamp 42, and a rectangular frame for accommodating the cone drilling device 7 is formed between the left clamp 41 and the right clamp 42.
Be connected through first bolt 91 between the front portion of left clamp 41 and right clamp 42, two bolt holes have been seted up to the upper end of fixed bolster 2, are connected through two second bolts 92 between left clamp 41 and right clamp 42 and the fixed bolster 2, and it is fixed to carry out the sclerosis.
Can tightly interlock through left clamp 41, right clamp 42, first bolt 91 and second bolt 92 and make cone equipment 7, play the effect of fixed cone equipment 7 of making, do not drop easily in experimental operation or removal process, left clamp 41 and right clamp 42 are designed according to the size and dimension of making cone equipment 7, so can not lead to the fact the damage to cone equipment 7 itself.
The second positioning mechanism is provided with a left cross bar 51 and a right cross bar 52, a left slider 61 and a right slider 62 are respectively arranged on the left cross bar 51 and the right cross bar 52, and a space for accommodating the observation device 8 (a camera or a mobile phone) is formed between the left slider 61 and the right slider 62.
In order to prevent the observation device 8 such as a camera or a mobile phone from falling off from the sliding block, the fixing support 2 is further provided with a support frame 10, the support frame 10 is substantially rectangular and can be sleeved at the upper end of the fixing support 2 in a vertically movable manner to support the observation device 8 from the bottom upwards, the support frame 10 is provided with a second bolt hole (not shown in the figure due to shielding), a second positioning bolt is arranged in the second bolt hole, and the support frame 10 can be loosened or fixed by screwing the second positioning bolt, so that the position of the support frame 10 can be adjusted.
The left hoop 41 and the left cross rod 51 are of an integrated structure, the right hoop 42 and the right cross rod 52 are of an integrated structure, the left hoop and the right cross rod are located on the same plane, information of the cone drilling equipment 7 can be observed only by fixing the front face of the observation equipment 8, the information can be transmitted to a display screen, and the cone drilling equipment has the advantages of being firm in installation, capable of being operated remotely and the like
The above embodiments are merely preferred embodiments of the present invention, and are not limited thereto, and on the basis of the above embodiments, various embodiments can be obtained by performing targeted adjustment according to actual needs. For example, the clamping surfaces of the left slider 61 and the right slider 62 are covered with an anti-slip rubber layer, or the left clamp 41 and the left cross bar 51 are of a split structure, and the right clamp 42 and the right cross bar 52 are of a split structure, etc. This is not illustrated here, since many implementations are possible.
During actual assembly, the installation sequence is as follows: fixing base 1 and fixed bolster 2 earlier, both firm connections, fixed cone equipment 7 and the observation equipment 8 of beating on next step, the slider is fixed firm about guaranteeing, looks on next step the rotor and requires adjusting device's position and angle, adjusts fixed bolster 2 and base 1's connecting screw and carries out the adjustment of equipment angle to it under the fixed state of other parts of equipment.
The device can adjust the angle of equipment, adjusts according to the experimental conditions to guarantee the stability of equipment through the fixed of base 1, for accurate operation provides the additional function, signal that rethread observation equipment 8 can show the camera and send on the screen realizes remote control, can reduce danger, guarantees experimenter's safety
The fixing device provided by the present invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the core concepts of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (10)
1. A rotor orbit tracker fixing device for alternately two unmanned helicopter of rotor, its characterized in that includes the base and locates the fixed bolster of base, the lower part of fixed bolster pass through the cross axle connect in the base, the upper portion of fixed bolster is equipped with the first positioning mechanism who is used for the fixed cone equipment of beating in the front side, the upper end of fixed bolster is equipped with the second positioning mechanism who is used for fixed observation equipment in the rear side.
2. A rotor trajectory tracker fixture for a crossed dual rotor unmanned helicopter according to claim 1, wherein said base comprises a base plate and left and right upright plates symmetrically disposed on said base plate, and a lower portion of said fixture bracket is connected to said left and right upright plates by a lateral axis.
3. A rotor trajectory tracker fixation device for a cross twin-rotor unmanned helicopter according to claim 2, wherein said lateral axis comprises a left half-axis and a right half-axis, the opposite ends of said left half-axis and said right half-axis are respectively provided with a flange and are connected to the left side and the right side of said fixation bracket by screws, and the opposite ends of said left half-axis and said right half-axis are respectively provided with threads and are connected to the threaded holes of said left standing plate and said right standing plate by said threads.
4. A rotor trajectory tracker fixation device for a cross-twin rotor unmanned helicopter according to claim 1, wherein said first positioning mechanism comprises a left clamp and a right clamp, said left clamp and said right clamp forming a frame therebetween for receiving said coning device.
5. A rotor trajectory tracker fixation arrangement for a cross-twin rotor unmanned helicopter according to claim 4, wherein said left and right clamps are connected by a first bolt, and said left and right clamps are connected to a fixation bracket by a second bolt.
6. A rotor trajectory tracker fixation device for a cross-twin rotor unmanned helicopter according to claim 4, wherein said second positioning mechanism comprises a left crossbar and a right crossbar, said left crossbar and said right crossbar having a left slider and a right slider, respectively, said left slider and said right slider defining a space therebetween for receiving said viewing device.
7. A rotor trajectory tracker fixture for a cross-twin rotor unmanned helicopter according to claim 6, wherein said left slider and said right slider each have a first bolt hole with a first positioning bolt disposed therein.
8. A rotor trajectory tracker attachment arrangement for a cross-twin rotor unmanned helicopter according to claim 7, wherein said left yoke is of unitary construction with said left crossbar and said right yoke is of unitary construction with said right crossbar.
9. A rotor trajectory tracker fixture for a cross-twin rotor unmanned helicopter according to claim 8, further comprising a support frame for supporting said observation device from below, said support frame being vertically movably fitted to said fixed bracket; the support frame is provided with a second bolt hole, and a second positioning bolt is arranged in the second bolt hole.
10. A rotor trajectory tracker fixture for a cross-twin rotor unmanned helicopter according to any one of claims 1 to 9, wherein said fixture bracket is in the form of a vertical rectangular plate-like structure; and/or the observation equipment is a camera or a mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110299706.2A CN112693625B (en) | 2021-03-22 | 2021-03-22 | Rotor track tracker fixing device for cross double-rotor unmanned helicopter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110299706.2A CN112693625B (en) | 2021-03-22 | 2021-03-22 | Rotor track tracker fixing device for cross double-rotor unmanned helicopter |
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| Publication Number | Publication Date |
|---|---|
| CN112693625A true CN112693625A (en) | 2021-04-23 |
| CN112693625B CN112693625B (en) | 2021-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110299706.2A Active CN112693625B (en) | 2021-03-22 | 2021-03-22 | Rotor track tracker fixing device for cross double-rotor unmanned helicopter |
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| CN (1) | CN112693625B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2856683A1 (en) * | 2013-08-26 | 2015-02-26 | Dennis P. Sarr | Apparatus for non-destructive inspection of stringers |
| CN205168939U (en) * | 2015-10-12 | 2016-04-20 | 西北农林科技大学 | Stationary vane VTOL unmanned aerial vehicle automated inspection platform that takes off and land |
| CN205325502U (en) * | 2015-09-17 | 2016-06-22 | 北京自动化控制设备研究所 | A mounting fixture for unmanned flivver |
| CN209930321U (en) * | 2019-07-26 | 2020-01-10 | 陈曦明 | Vehicle-mounted mobile phone support with adjustable length and fixed position |
| CN112093075A (en) * | 2020-08-06 | 2020-12-18 | 北京航空航天大学 | Synchronous measurement platform for average lift force and wing motion of flapping wing micro aircraft |
-
2021
- 2021-03-22 CN CN202110299706.2A patent/CN112693625B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2856683A1 (en) * | 2013-08-26 | 2015-02-26 | Dennis P. Sarr | Apparatus for non-destructive inspection of stringers |
| CN205325502U (en) * | 2015-09-17 | 2016-06-22 | 北京自动化控制设备研究所 | A mounting fixture for unmanned flivver |
| CN205168939U (en) * | 2015-10-12 | 2016-04-20 | 西北农林科技大学 | Stationary vane VTOL unmanned aerial vehicle automated inspection platform that takes off and land |
| CN209930321U (en) * | 2019-07-26 | 2020-01-10 | 陈曦明 | Vehicle-mounted mobile phone support with adjustable length and fixed position |
| CN112093075A (en) * | 2020-08-06 | 2020-12-18 | 北京航空航天大学 | Synchronous measurement platform for average lift force and wing motion of flapping wing micro aircraft |
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| Publication number | Publication date |
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| CN112693625B (en) | 2021-06-18 |
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