CN214706214U - GPS helical antenna folds support fast - Google Patents
GPS helical antenna folds support fast Download PDFInfo
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- CN214706214U CN214706214U CN202121087762.1U CN202121087762U CN214706214U CN 214706214 U CN214706214 U CN 214706214U CN 202121087762 U CN202121087762 U CN 202121087762U CN 214706214 U CN214706214 U CN 214706214U
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- helical antenna
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Abstract
The utility model relates to a quick folding support of GPS helical antenna, its antenna mounting plate can keep the horizontal direction along with the support arm rotation, and the round pin axle of two sets of support arms is controlled the distance of crisscross support arm width about upper bracket bottom plate and lower support bottom plate about, and antenna mounting plate can all keep the horizontal direction along with the support arm rotates arbitrary angle for GPS helical antenna is directly over all the time towards, has guaranteed the signal reception effect of GPS module. When folding, two sets of support arms rotate to the unmanned aerial vehicle fuselage that falls, can laminate with the unmanned aerial vehicle fuselage basically, and the rotatory projection line below of GPS helical antenna on the antenna mounting base plate is installed at unmanned aerial vehicle's photographic lens center, through adjusting support arm rotation angle, with GPS helical antenna's projection center adjustment to with photographic lens center coincidence, can realize centimetre level high accuracy location.
Description
Technical Field
The utility model relates to an unmanned air vehicle technical field, especially a quick folding support of GPS helical antenna.
Background
At present, unmanned aerial vehicle uses more and more extensively, all be equipped with the GPS module on the unmanned aerial vehicle and be used for its flight location, the helical antenna of large-scale unmanned aerial vehicle's GPS module avoids electronic interference, all need the inside electronic circuit of unmanned aerial vehicle of the high distance of support frame under the general condition, it is great to cause unmanned aerial vehicle's whole size, current GPS helical antenna has screwed connection and plug-in connected mode, need carry out the field assembly before unmanned aerial vehicle uses, it is loaded down with trivial details to cause the preparation work before unmanned aerial vehicle uses, be not convenient for unmanned aerial vehicle at the on-the-spot quick take-off.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of the support device existence among the background art, the utility model provides a quick folding support of GPS helical antenna.
The utility model provides a technical scheme that its technical problem adopted is: a GPS helical antenna quick folding support comprises an antenna mounting bottom plate, two upper support bottom plates, two lower support bottom plates and four support arms, wherein the antenna mounting bottom plate is used for mounting a GPS helical antenna;
the two parallel support arms are in a group, the upper end and the lower end of each support arm are respectively connected with the two upper support base plates and the two lower support base plates through pin shafts, and the two groups of support arms can rotate on the lower support base plates through the pin shafts and keep parallel to each other.
Further preferably, upper bracket bottom plate and lower carriage bottom plate are trapezoidal platform form, and the upper bracket bottom plate is opposite with the lower carriage bottom plate orientation, and crisscross a support arm width value about two sets of support arm round pin axle centers about from top to bottom on upper bracket bottom plate and the lower carriage bottom plate, antenna erection bottom plate rotates along with the support arm to can keep the unmanned aerial vehicle fuselage parallel of being connected with the lower carriage bottom plate, make GPS helical antenna towards unmanned aerial vehicle directly over all the time, guaranteed GPS module's signal reception effect.
Furthermore, the two groups of support arms lean against each other in parallel, the folding height is low, and the support is compact and stable in structure.
Furthermore, the end parts of the support arms are provided with arc-shaped chamfers, so that interference is avoided in the rotating process of the two groups of support arms, and the rotation is smooth.
Furthermore, a clamping groove used for clamping the upper support base plate is formed in the antenna mounting base plate, the clamping mode can be fast and accurately connected, the weight of a connecting piece is reduced, and the support structure is compact and stable.
Furthermore, antenna installation bottom plate, upper bracket bottom plate, lower carriage bottom plate, support arm, last stull cardboard and lower stull cardboard are carbon fiber board and make, and its intensity is high, light in weight, pliability are good and adopt cutting and sculpture technology processing can accomplish the accurate processing preparation of device fast.
The implementation process comprises the following steps: the lower cross brace clamping plate is fixedly connected with the unmanned aerial vehicle body through a fixing screw, the GPS helical antenna is arranged on the antenna mounting bottom plate, when the unmanned aerial vehicle is folded, the two groups of support arms rotate to be inverted to the unmanned aerial vehicle body and can be basically attached to the unmanned aerial vehicle body, and the height of the folded device is equal to the height of the two support arms plus the GPS helical antenna; when expanding the use, two sets of support arms upwards rotate, rise GPS helical antenna and keep away from unmanned aerial vehicle's circuit, provide good electromagnetic environment for the GPS module, and simultaneously, upwards rotate the optional position that rises at the support arm, the antenna erection bottom plate of top is parallel with the unmanned aerial vehicle fuselage that the lower carriage bottom plate is connected, GPS helical antenna can remain throughout towards unmanned aerial vehicle directly over promptly, furthest has guaranteed the signal reception effect of GPS module, device folding and expansion process all can be accomplished in several seconds.
The center of the photographing lens of the unmanned aerial vehicle is arranged below a rotary projection line of a GPS helical antenna on an antenna mounting base plate, and the projection center of the GPS helical antenna is adjusted to coincide with the center of the photographing lens by adjusting the rotation angle of the support arm, so that centimeter-level high-precision positioning can be achieved.
The beneficial effects of the utility model are that, this device antenna mounting bottom plate can keep the horizontal direction along with the support arm rotation, and the round pin axle of two sets of support arms is controlled the distance of a crisscross support arm width about upper bracket bottom plate and lower support bottom plate, and antenna mounting bottom plate rotates arbitrary angle along with the support arm and all can keep the unmanned aerial vehicle fuselage parallel of being connected with lower support bottom plate for GPS helical antenna is towards unmanned aerial vehicle directly over all the time, has guaranteed the signal reception effect of GPS module. When the device is folded, the two groups of support arms rotate to the inverted unmanned aerial vehicle body and can be basically attached to the unmanned aerial vehicle body, and the height of the folded device is equal to the height of the two support arms plus the GPS helical antenna; the center of the photographing lens of the unmanned aerial vehicle is arranged below a rotary projection line of the GPS helical antenna on the antenna mounting base plate, and the center of the projection of the GPS helical antenna is adjusted to coincide with the center of the photographing lens by adjusting the rotation angle of the support arm, so that centimeter-level high-precision positioning can be realized.
The utility model discloses a beta structure has realized high receipts aspect ratio, and folding and expansion process all can be accomplished in several seconds, and height can be less than 3 centimetres after folding, and the frame height can exceed 10 centimetres after the expansion, can reduce the electromagnetic interference of unmanned aerial vehicle circuit to the GPS module greatly.
Drawings
FIG. 1 is a schematic structural diagram of the device of the present invention;
FIG. 2 is a schematic view of the present invention in a folded state;
FIG. 3 is a schematic view of the structure of the arm of the present invention;
fig. 4 is a schematic diagram of the structure of the upper bracket bottom plate of the present invention;
fig. 5 is a schematic diagram of the structure of the lower bracket bottom plate of the present invention;
FIG. 6 is a schematic view of the structure of the upper cross brace clip board of the present invention;
FIG. 7 is a schematic view of the structure of the lower cross brace clamping plate of the present invention;
fig. 8 is a schematic structural diagram of the antenna mounting base plate of the present invention.
Parts and numbering in the figures:
1-an antenna mounting base plate; 2-upper support bottom plate; 3-lower support bottom plate; 4-a support arm; 21-upper cross bracing snap gauge; 31-lower cross brace snap-gauge; 32-set screws; 100-GPS helical antenna; 200-unmanned plane body.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 1 to 8, a GPS helical antenna quick folding support comprises an antenna mounting base plate 1 for mounting a GPS helical antenna, two upper support base plates 2, two lower support base plates 3 and four support arms 4, wherein the two upper support base plates 2 are connected in parallel side by an upper cross brace clamping plate 21, the two lower support base plates 3 are connected in parallel side by a lower cross brace clamping plate 31, the upper support base plates 2 are vertically clamped at the bottom of the antenna mounting base plate 1, the upper cross brace clamping plate 21 is fixed with the antenna mounting base plate 1 by screws, and the lower cross brace clamping plate 31 between the two lower support base plates 3 is provided with fixing screws 32 connected with an unmanned aerial vehicle body 200;
the four support arms 4 which are parallel to each other are in a group, the upper end and the lower end of each support arm are respectively connected with the two upper support base plates 2 and the two lower support base plates 3 through pin shafts, and the two groups of support arms 4 can rotate on the lower support base plates 3 below through the pin shafts and keep parallel to each other.
Wherein preferably, upper bracket bottom plate 2 and lower carriage bottom plate 3 are trapezoidal platform form, and upper bracket bottom plate 2 is opposite with lower carriage bottom plate 3 orientation, and 4 width value of a crisscross support arm about two sets of 4 round pin hub centers of support arm about upper bracket bottom plate 2 and lower carriage bottom plate 3, antenna mounting bottom plate 1 rotates along with support arm 4 to can keep the unmanned aerial vehicle fuselage 200 of being connected with lower carriage bottom plate 3 parallel, make GPS helical antenna 100 towards unmanned aerial vehicle directly over all the time, guarantee GPS module's signal reception effect.
Preferably, the two groups of support arms 4 lean against each other in parallel, the folding height is low, and the compact and stable support structure is realized.
Preferably, the end parts of the support arms 4 are provided with circular arc chamfers, interference is not generated in the rotating process of the two groups of support arms 4, and the rotation is smooth.
Preferably, the antenna mounting base plate 1 is provided with a clamping groove for clamping the upper support base plate 2, the clamping mode can be quickly and accurately connected, the weight of a connecting piece is reduced, and the support is compact and stable in structure.
Further, antenna mounting base plate 1, upper bracket bottom plate 2, lower carriage bottom plate 3, support arm 4, last cross brace cardboard 21 and lower cross brace cardboard 31 are carbon fiber board and make, and intensity is high, light in weight, pliability are good and adopt cutting and sculpture technology processing can accomplish the accurate processing preparation of device fast.
The implementation process comprises the following steps: the lower cross brace clamping plate 31 is fixedly connected with the unmanned aerial vehicle body 200 through a fixing screw 32, the GPS helical antenna 100 is arranged on the antenna mounting base plate 1, when the unmanned aerial vehicle is folded, as shown in fig. 2, two groups of support arms 4 rotate to be inverted to the unmanned aerial vehicle body 200 and can be basically attached to the unmanned aerial vehicle body 200, and the height of the folded device is equal to the height of the two support arms 4 plus the GPS helical antenna 100; when expanding the use, as shown in fig. 1, two sets of support arms 4 upwards rotate, the unmanned aerial vehicle's circuit is kept away from with GPS helical antenna 100 rise, provide good electromagnetic environment for the GPS module, and simultaneously, at the ascending optional position of support arm 4 upwards rotation, the antenna erection bottom plate 1 of top keeps the unmanned aerial vehicle fuselage 200 parallel with the below, GPS helical antenna 100 can remain throughout directly over the orientation, furthest has guaranteed the signal reception effect of GPS module, device folding and the process of expanding all can accomplish in several seconds.
The center of the photographic lens of the unmanned aerial vehicle is arranged below the rotary projection line of the GPS helical antenna 100 on the antenna mounting base plate 1, and the projection center of the GPS helical antenna 100 is adjusted to coincide with the center of the photographic lens by adjusting the rotation angle of the support arm 4, so that centimeter-level high-precision positioning can be achieved.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. A GPS helical antenna quick folding support comprises an antenna mounting base plate (1) for mounting a GPS helical antenna, and is characterized by further comprising two upper support base plates (2), two lower support base plates (3) and four support arms (4), wherein the two upper support base plates (2) are connected in parallel side by side through upper cross brace clamping plates (21), the two lower support base plates (3) are connected in parallel side by side through lower cross brace clamping plates (31), the upper support base plates (2) are vertically clamped at the bottom of the antenna mounting base plate (1), the upper cross brace clamping plates (21) are fixed with the antenna mounting base plate (1) through screws, and the lower cross brace clamping plates (31) between the two lower support base plates (3) are provided with fixing screws (32) connected with an unmanned aerial vehicle body;
the four support arms (4) which are parallel to each other are divided into a group, the upper end and the lower end of each support arm are respectively connected with the two upper support base plates (2) and the two lower support base plates (3) through pin shafts, and the two groups of support arms (4) can rotate on the lower support base plates (3) through the pin shafts and are kept parallel to each other.
2. The GPS helical antenna quick folding support frame as claimed in claim 1, wherein the upper support frame bottom plate (2) and the lower support frame bottom plate (3) are in a trapezoidal table shape, the upper support frame bottom plate (2) and the lower support frame bottom plate (3) face opposite directions, the antenna mounting bottom plate (1) rotates along with the support arm (4) and can keep the unmanned aerial vehicle body connected with the lower support frame bottom plate (3) parallel.
3. The GPS helical antenna quick-folding stand according to claim 2, wherein the two sets of arms (4) are parallel and against each other.
4. The GPS helical antenna rapid folding support frame as claimed in claim 1, characterized in that the end of the support arm (4) is provided with a circular arc chamfer.
5. The GPS spiral antenna rapid folding support frame as claimed in any one of claims 1 to 4, wherein a clamping groove for clamping the upper support frame bottom plate (2) is formed on the antenna mounting bottom plate (1).
6. The GPS helical antenna rapid folding support frame as claimed in any one of claims 1 to 4, wherein the antenna mounting base plate (1), the upper support base plate (2), the lower support base plate (3), the support arm (4), the upper cross support clamping plate (21) and the lower cross support clamping plate (31) are made of carbon fiber plate materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121087762.1U CN214706214U (en) | 2021-05-20 | 2021-05-20 | GPS helical antenna folds support fast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121087762.1U CN214706214U (en) | 2021-05-20 | 2021-05-20 | GPS helical antenna folds support fast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214706214U true CN214706214U (en) | 2021-11-12 |
Family
ID=78553232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121087762.1U Active CN214706214U (en) | 2021-05-20 | 2021-05-20 | GPS helical antenna folds support fast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214706214U (en) |
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2021
- 2021-05-20 CN CN202121087762.1U patent/CN214706214U/en active Active
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