CN217403587U - Adjustable steering weighing mechanism suitable for unmanned aerial vehicle - Google Patents
Adjustable steering weighing mechanism suitable for unmanned aerial vehicle Download PDFInfo
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- CN217403587U CN217403587U CN202220457214.1U CN202220457214U CN217403587U CN 217403587 U CN217403587 U CN 217403587U CN 202220457214 U CN202220457214 U CN 202220457214U CN 217403587 U CN217403587 U CN 217403587U
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- unmanned aerial
- pendulum device
- compound pendulum
- adjustable steering
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Abstract
The utility model provides an adjustable steering weighing mechanism suitable for unmanned aerial vehicle, including supporting the base, the one end of supporting the base is equipped with the back support, is equipped with the back bracket on the back support, and the back support is connected through first hinge mechanism with the back bracket, and the bottom of back support is equipped with first pressure sensor; the other end of the supporting base is provided with a compound pendulum device, the compound pendulum device is provided with a front bracket, the compound pendulum device is connected with the front bracket through a second hinge mechanism, and the bottom of the compound pendulum device is provided with a second pressure sensor; the front bracket is provided with a tilt angle sensor; the supporting base is provided with a slide rail, and the compound pendulum device is connected with the slide rail in a sliding manner through a slide block. The utility model discloses can solve the difficult problem of unmanned aerial vehicle weighing machine structure on the existing market to and unmanned aerial vehicle weighing in-process error is big and debugging cost each item problem such as huge.
Description
Technical Field
The utility model relates to an unmanned aerial vehicle field, concretely relates to adjustable steering weighing mechanism suitable for unmanned aerial vehicle.
Background
Big aircraft is weighed on the existing market mainly adopts jack and weighbridge to weigh and calculate the focus, and to small unmanned aerial vehicle do not have feasible weighing machine at present, mostly through filling up sand bag and saw-dust among the prior art, lift up thereby estimate the focus with the help of laser and spirit level after unmanned aerial vehicle, ground is made level and is lifted up the angle and all roughly estimate the volume and get in this kind of weighing mode, actual measurement error is big, the focus deviation of estimating is up to about 10%. When the unmanned aerial vehicle equipment is weighed on site and the gravity center is calculated, firstly, a placing surface of a weighing instrument is leveled, and a level meter and a laser instrument are utilized to level an airplane and a corresponding weighing plane, so that the measurement of relevant data of a reference plane of the airplane is completed; then, a suitable external object is searched for to lift the airplane body and check the airplane body to a specified angle, the measurement of the relevant data of the second-wheel airplane is completed, the process needs to repeatedly debug and verify the levelness and the lifting angle of the airplane, the repeated measurement workload is large, the angle error is high, the precision is low, and the requirement on the airplane precision is difficult to achieve. In the prior art, the unmanned aerial vehicle weighs and calculates the gravity center and the rotational inertia numerical value, compares with the model numerical value, finds that the deviation is abnormal, and can not accurately measure when correcting the lifting angle of the airplane. In addition, the testing mechanism has no continuity, and the next machine continues to find the wood blocks and the sand bags, which causes high error rate and high debugging cost.
Consequently, for solving the difficult problem of unmanned aerial vehicle weighing machine structure on the existing market to and unmanned aerial vehicle weigh that the in-process error is big and debugging cost each item problem such as huge, the utility model provides an adjustable steering weighing machine constructs suitable for unmanned aerial vehicle weighs.
Disclosure of Invention
The utility model aims at the above-mentioned problem that exists among the prior art, provide an adjustable steering weighing mechanism suitable for unmanned aerial vehicle, simple structure, the processing ease, the result is reliable, and the precision satisfies unmanned aerial vehicle's the requirement of weighing
In order to achieve the above object, the utility model adopts the following technical scheme:
an adjustable steering weighing mechanism suitable for an unmanned aerial vehicle comprises a supporting base, wherein a rear support is arranged at one end of the supporting base, a rear bracket is arranged on the rear support, the rear support is connected with the rear bracket through a first hinge mechanism, and a first pressure sensor is arranged at the bottom of the rear support; the other end of the supporting base is provided with a compound pendulum device, the compound pendulum device is provided with a front bracket, the compound pendulum device is connected with the front bracket through a second hinge mechanism, and the bottom of the compound pendulum device is provided with a second pressure sensor; the front bracket is provided with an inclination angle sensor; the support base is provided with a slide rail, and the compound pendulum device is connected with the slide rail in a sliding manner through a slide block.
Preferably, the compound pendulum device is a threaded lifting platform and comprises a threaded rotating mechanism and a lifting support, the lifting support comprises two groups of lifting upper supports and two groups of lifting lower supports which are arranged oppositely, each group of lifting upper supports and each group of lifting lower supports are in rotating connection through a threaded lead screw, and the threaded rotating mechanism penetrates through the two groups of threaded lead screws and is in threaded connection with the threaded lead screws.
Preferably, the lifting upper bracket is rotatably connected with the second hinge mechanism.
Preferably, one end of the thread rotating mechanism is provided with a rotating handle.
Preferably, a first level gauge and an axial second level gauge are arranged on the supporting base.
Preferably, the length of the slide rail is 500mm-1000 mm.
Preferably, the angle measurement range of the tilt sensor is 0-10 °
Preferably, the first pressure sensor, the second pressure sensor and the tilt sensor are electrically connected to a display device.
Preferably, a distance measuring device is arranged on the compound pendulum device.
The utility model discloses an useful part lies in:
(1) the utility model discloses a take articulated support screw thread lifting mode of slide rail, realize that the many wide distances of multi-angle lift up and support the aircraft, the requirement that the aircraft angle was lifted to accurate realization is and use repeatedly, solve unmanned aerial vehicle weighing in-process error and big and debugging cost each item problem such as huge.
(2) The utility model discloses a device is simple and easy, and the accurate aircraft of accomplishing is weighed and angular surveying to calculate each axle focus of aircraft easily.
Drawings
Fig. 1 is the utility model is suitable for an adjustable weighing machine that turns to that unmanned aerial vehicle weighed constructs's schematic structure.
Fig. 2 is the utility model is suitable for an adjustable use schematic diagram that turns to weighing machine that unmanned aerial vehicle weighed constructs.
The meaning of the reference symbols in the figures:
1-1 rear bracket; 1-2 rear supports; 1-3 a first hinge mechanism; 2-1 a first pressure sensor; 2-2 display screen; 3-1 front bracket; 3-2 of a threaded lead screw; 3-3, a thread rotating mechanism; 3-4, rotating the handle; 3-5-1, lifting the upper bracket; 3-5-2 lifting the lower support; 3-6 tilt angle sensors; 3-7 second hinge mechanism; 3-8 second pressure sensors; 4-1-1 slider; 4-1-2 slide rails; 5-1 supporting a base; 5-2 a first level; 5-3 second level
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in figure 1, the adjustable steering weighing mechanism suitable for the unmanned aerial vehicle comprises a supporting base 5-1, wherein the supporting base 5-1 comprises two parts, the first part is a rear supporting end, the rear supporting end comprises a rear support 1-2, a rear bracket 1-1 is arranged on the rear support 1-2, the rear support 1-2 is connected with the rear bracket 1-1 through a first hinge mechanism 1-3, a first pressure sensor 2-1 is arranged at the bottom of the rear support 1-2 and used for detecting the pressure of the rear supporting end, and the first pressure sensor 2-1 can be electrically connected with a display screen 2-2 to display the pressure value of the rear supporting end. The second part of the supporting base 5-1 is a front supporting end, the front supporting end is provided with a compound pendulum device, the compound pendulum device is provided with a front bracket 3-1, the compound pendulum device is connected with the front bracket 3-1 through a second hinge mechanism 3-7, the front bracket 3-1 is provided with an inclination angle sensor 3-6 for detecting the inclination angle of the front bracket 3-1 and the rear bracket 1-1, the inclination angle sensor 3-6 can be electrically connected with a display screen for displaying the inclination angle value, and the angle measuring range of the inclination angle sensor 3-6 is 0-10 degrees. And a second pressure sensor 3-8 is arranged at the bottom of the compound pendulum device and used for detecting the pressure of the front supporting end, and the second pressure sensor 3-8 can be electrically connected with the display screen and used for displaying the pressure value of the front supporting end. The second part of the supporting base 5-1 further comprises a sliding rail 4-1-2 arranged on the supporting base 5-1, the compound pendulum device is connected with the sliding rail 4-1-2 in a sliding mode through a sliding block 4-1-1, and the length of the sliding rail 4-1-2 is 500mm-1000 mm.
The utility model discloses an unmanned aerial vehicle's inertia is measured to compound pendulum device, based on unmanned aerial vehicle's focus position is measured to the projection method, carries out accurate unmanned aerial vehicle's the angle of lifting up through inclination sensor to unmanned aerial vehicle simultaneously, and then accomplishes accurate unmanned aerial vehicle's weighing and centrobaric definite. When the fuselage is rotatory (the angle of elevation), adopt articulated mounting support point form, utilize articulated mechanism to realize that bracket and fuselage lower surface are tangent all the time, so not only can realize the laminating of various aircraft appearances, can realize simultaneously that the aircraft lifts up the settlement of certain angle, provides the basis for follow-up aircraft focus and inertia's estimation. The lower slide rail is utilized to realize the support of multiple width distances, the contact point of the bracket and the airplane body is unchanged along with the change of the elevation angle, the support stress point is unchanged along with the change of the support distance behind the elevation angle, and the gravity center of the airplane in each direction of the XYZ axis can be obtained.
Further, the compound pendulum device is preferably a threaded lifting platform and comprises a threaded rotating mechanism 3-3 and lifting supports, each lifting support comprises two groups of lifting upper supports 3-5-1 and lifting lower supports 3-5-2 which are oppositely arranged, each group of lifting upper supports 3-5-1 and lifting lower supports 3-5-2 are in rotating connection through a threaded lead screw, and the threaded rotating mechanism 3-3 penetrates through the two groups of threaded lead screws and is in threaded connection with the threaded lead screws. The lifting upper bracket 3-5-1 is rotationally connected with the second hinge mechanism 3-7.
Screw holes matched with the thread rotating mechanisms are formed in the opposite positions of the thread lead screws, the thread rotating mechanisms are opposite to the screw direction of threads connected with the two thread lead screws, and the distance between the two thread lead screws is adjusted by rotating the thread rotating mechanisms, so that the height of the front bracket is changed.
Furthermore, the screw thread rotating mechanism 3-3 can be driven by various modes, such as hand wheel drive or motor drive, and the utility model discloses a cost-effective one end screw thread rotating mechanism 3-3 that adopts sets up the twist grip 3-4.
Furthermore, the supporting base 5-1 is further provided with a first level meter 5-2 and a second level meter 5-3, so that the base has a leveling function, the position can be adjusted, the base can be leveled synchronously, leveling steps in different places are omitted, labor cost is saved, and debugging cost is greatly saved.
Furthermore, the compound pendulum device is also provided with a distance measuring device for measuring the distance between the front and rear brackets, so that the related data of the inclination angle and the distance can be obtained on the same mechanism, and the operation efficiency is improved.
As shown in fig. 2, the aircraft is placed on the fore-aft carriage according to the support distance, and the first step: firstly, modulating the front and rear brackets to be in a 0-degree horizontal position by utilizing an inclination angle sensor on the brackets, reading the numerical value of a pressure sensor below the front and rear brackets and measuring the numerical values such as the distance between the brackets; the second step: the front bracket is made to slide on the sliding rail, and the front bracket is lifted to a certain angle (generally 3-7 degrees) by rotating the handle, and then the values of the front and rear bracket pressure sensors are read again, and the relevant measurement can be completed by measuring the relevant distance.
The utility model discloses an adjustable weighing machine that turns to suitable for unmanned aerial vehicle weighs when using, at first place this mechanism on a plane, utilize the spirit level of equipment base from the area to calibrate the base levelness, rise to uniform height removal and transfer to the horizontal angle after afterwards with unmanned aerial vehicle place this support on can accomplish the measurement of aircraft horizontal angle correlation data, the aircraft data measurement of the appointed lifting angle of aircraft is accomplished to the lifting fore-stock afterwards. The device greatly improves the measurement time consumption and the measurement accuracy, and provides reliable guarantee for the calculation of the subsequent aircraft related data, the weight reduction of the aircraft and the optimization of the aircraft performance.
To sum up, the utility model discloses a take articulated support screw thread lift mode of slide rail can realize that the many wide distances of multi-angle lift up and support the aircraft, and this mechanism can also accurately realize lifting up the requirement of aircraft angle and use repeatedly, and favourable solution unmanned aerial vehicle weighs in-process error big and debugging cost each item problem such as huge.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing illustrates and describes the general principles, features and advantages of the present invention. It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by adopting equivalent replacement or equivalent transformation fall within the protection scope of the present invention.
Claims (9)
1. The utility model provides an adjustable weighing machine that turns to suitable for unmanned aerial vehicle constructs, includes the support base, its characterized in that:
a rear support is arranged at one end of the supporting base, a rear bracket is arranged on the rear support, the rear support is connected with the rear bracket through a first hinge mechanism, and a first pressure sensor is arranged at the bottom of the rear support;
the other end of the supporting base is provided with a compound pendulum device, the compound pendulum device is provided with a front bracket, the compound pendulum device is connected with the front bracket through a second hinge mechanism, and the bottom of the compound pendulum device is provided with a second pressure sensor;
the front bracket is provided with a tilt angle sensor;
the support base is provided with a slide rail, and the compound pendulum device is connected with the slide rail in a sliding manner through a slide block.
2. The adjustable steering weighing mechanism suitable for unmanned aerial vehicle of claim 1, characterized in that: the compound pendulum device is a threaded lifting platform and comprises a threaded rotating mechanism and a lifting support, the lifting support comprises two groups of lifting upper supports and two groups of lifting lower supports which are oppositely arranged, each group of lifting upper supports and each group of lifting lower supports are rotatably connected through threaded lead screws, and the threaded rotating mechanism penetrates through the two groups of threaded lead screws and is in threaded connection with the threaded lead screws.
3. The adjustable steering weighing mechanism suitable for unmanned aerial vehicle of claim 2, characterized in that: the lifting upper support is rotatably connected with the second hinge mechanism.
4. The adjustable steering weighing mechanism suitable for unmanned aerial vehicle of claim 2, characterized in that: and one end of the thread rotating mechanism is provided with a rotating handle.
5. The adjustable steering weighing mechanism suitable for unmanned aerial vehicle of claim 1, characterized in that: and a first plane level meter and an axial second level meter are arranged on the supporting base.
6. The adjustable steering weighing mechanism suitable for unmanned aerial vehicle of claim 1, characterized in that: the length of the slide rail is 500mm-1000 mm.
7. The adjustable steering weighing mechanism suitable for unmanned aerial vehicle of claim 1, characterized in that: the angle measuring range of the inclination angle sensor is 0-10 degrees.
8. The adjustable steering weighing mechanism suitable for unmanned aerial vehicle of claim 1, characterized in that: the first pressure sensor, the second pressure sensor and the inclination angle sensor are electrically connected with the display device.
9. The adjustable steering weighing mechanism suitable for unmanned aerial vehicle of claim 1, characterized in that: and a distance measuring device is arranged on the compound pendulum device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220457214.1U CN217403587U (en) | 2022-03-04 | 2022-03-04 | Adjustable steering weighing mechanism suitable for unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220457214.1U CN217403587U (en) | 2022-03-04 | 2022-03-04 | Adjustable steering weighing mechanism suitable for unmanned aerial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217403587U true CN217403587U (en) | 2022-09-09 |
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ID=83139138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220457214.1U Active CN217403587U (en) | 2022-03-04 | 2022-03-04 | Adjustable steering weighing mechanism suitable for unmanned aerial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217403587U (en) |
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2022
- 2022-03-04 CN CN202220457214.1U patent/CN217403587U/en active Active
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