CN217009526U - Foldable vehicle-mounted antenna structure - Google Patents
Foldable vehicle-mounted antenna structure Download PDFInfo
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- CN217009526U CN217009526U CN202220733437.6U CN202220733437U CN217009526U CN 217009526 U CN217009526 U CN 217009526U CN 202220733437 U CN202220733437 U CN 202220733437U CN 217009526 U CN217009526 U CN 217009526U
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- feed source
- source support
- hinged
- antenna structure
- telescopic rod
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Abstract
The utility model discloses a folding type vehicle-mounted antenna structure, and belongs to the technical field of antennas. The antenna structure comprises a feed source and a feed source support, wherein the feed source is arranged on an antenna main body through the feed source support; the antenna also comprises a feed source support cylinder, the bottom of the feed source support cylinder is fixed on the antenna main body, and the feed source support is arranged at the top of the feed source support cylinder; the bottom of the feed source support is hinged with one side of the top of the feed source support cylinder; the hinged side of the bottom of the feed source support is also provided with a driving end extending outwards; the bottom of the feed source supporting cylinder is provided with a telescopic rod and a motor for driving the telescopic rod to do telescopic motion; the expansion end of the telescopic rod is hinged to the driving end, and the fixed end of the telescopic rod is hinged to the bottom of the feed source support cylinder. The utility model reduces the storage height and is convenient to meet the railway transportation requirement.
Description
Technical Field
The utility model relates to the technical field of antennas, in particular to a folding type vehicle-mounted antenna structure.
Background
The vehicle-mounted antenna is a mobile antenna system taking a vehicle-mounted platform as an installation basis, and has the advantages of flexible transfer, high battlefield survival rate, no need of a base and the like. However, in the working state of the large-caliber high-focal-diameter-ratio vehicle-mounted antenna, the secondary plane/feed source often exceeds the basic limit of railway transportation, the antenna needs to be erected in a manual dismounting mode, the labor and the time are consumed, and the erection mode is not suitable for the requirement of modern war on high maneuverability.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a foldable vehicular antenna structure. The antenna reduces the storage height and is convenient to meet the railway transportation requirement.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
a folding vehicle-mounted antenna structure comprises a feed source and a feed source support, wherein the feed source is arranged on an antenna main body through the feed source support; the antenna also comprises a feed source support cylinder, the bottom of the feed source support cylinder is fixed on the antenna main body, and the feed source support is arranged at the top of the feed source support cylinder; the bottom of the feed source support is hinged with one side of the top of the feed source support cylinder; the hinged side of the bottom of the feed source support is also provided with a driving end extending outwards; the bottom of the feed source supporting cylinder is provided with a telescopic rod and a motor for driving the telescopic rod to do telescopic motion; the movable end of the telescopic rod is hinged to the driving end, and the fixed end of the telescopic rod is hinged to the bottom of the feed source supporting cylinder.
Furthermore, a fixing ring is arranged at the bottom of the feed source support, and a fixing column is arranged at the top of the feed source support tube; in the unfolded state, the fixing ring is sleeved on the outer side of the fixing column.
Furthermore, a positioning column is arranged at the top of the feed source supporting cylinder and is positioned at the opposite side of the hinged part; and a positioning pit corresponding to the positioning column is arranged at the bottom of the fixing ring at the bottom of the feed source support.
Furthermore, the top of the positioning column is a smooth spherical surface.
Furthermore, a first contact switch is arranged on the top of the feed source support tube and on the same side of the positioning column and serves as a limit position trigger point in an unfolded state; and a second contact switch is arranged below the hinged part on one side of the top of the feed source support tube and is used as a limit position trigger point in a collection state.
Furthermore, an included angle between the driving end and the axis of the fixing ring is 80 degrees +/-5 degrees
Furthermore, a lightening hole is formed in the feed source support.
The utility model adopts the technical scheme to produce the beneficial effects that:
the antenna disclosed by the utility model reasonably utilizes the space between the main surfaces of the antennas by unfolding and folding the feed source, so that the system maneuverability is greatly improved, and the collection process is driven by a motor, so that the waste of manpower is reduced.
Drawings
Fig. 1 is a schematic front view of the storage device according to the embodiment of the present invention.
FIG. 2 is a schematic view of a storage structure according to an embodiment of the present invention.
Fig. 3 is an enlarged view of the structure in fig. 2.
Fig. 4 is a schematic diagram of an expanded structure of an embodiment of the present invention.
Fig. 5 is a schematic front view of an embodiment of the utility model in an expanded state through a tunnel.
Fig. 6 is a schematic front view of an embodiment of the utility model in a collapsed state through a tunnel.
In the figure: 1. feed source supporting cylinder, 2, positioning column, 3, first contact switch, 4, fixed column, 5, fixed ring, 7, feed source, 8, feed source support, 9, telescopic link, 10, motor, 11, drive end.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
To more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Referring to fig. 1 to 4, the present embodiment includes a feed source support cylinder 1, a positioning column 2, a first contact switch 3, a fixing column 4, a fixing ring 5, a feed source 7, a feed source support 8, a telescopic rod 9, a motor 10, and a driving end 11. The feed source is arranged on the antenna main body through a feed source bracket; the bottom of the feed source support tube 1 is fixed on the antenna main body, and the feed source support is arranged at the top of the feed source support tube; the bottom of the feed source support is hinged with one side of the top of the feed source support cylinder; the hinged side of the bottom of the feed source support is also provided with a driving end extending outwards; the bottom of the feed source supporting cylinder is provided with a telescopic rod and a motor for driving the telescopic rod to do telescopic motion; the movable end of the telescopic rod is hinged to the driving end, and the fixed end of the telescopic rod is hinged to the bottom of the feed source supporting cylinder.
Can overturn for about 90 degrees around the rotating shaft, and realizes the storage in the antenna main body. The unfolding and folding in place can be judged according to a photoelectric switch or a hard mechanical limit.
The mechanical limit contact switch adopted by the embodiment; a first contact switch is further arranged on the top of the feed source support tube and on the same side of the positioning column and serves as a limit position trigger point in an unfolded state; and a second contact switch is arranged below the hinged part on one side of the top of the feed source support tube and is used as a limit position trigger point in a collection state.
The bottom of the feed source support is provided with a fixing ring, and the top of the feed source support cylinder is provided with a fixing column; in the unfolded state, the fixing ring is sleeved on the outer side of the fixing column. The top of the feed source supporting cylinder is also provided with a positioning column, and the positioning column is positioned on the opposite side of the hinged part; and a positioning pit corresponding to the positioning column is arranged at the bottom of the fixing ring at the bottom of the feed source support. The top of the positioning column is a smooth spherical surface.
In this embodiment, an included angle between the driving end and the axis of the fixing ring is 80 °, and a lightening hole is formed in the feed source support. The driving rotation mode is not limited to the telescopic rod, and the driving rotation mode can also be any driving equipment capable of realizing the rotation of the feed source device, such as an electric cylinder, a planetary reducer and the like.
Referring to fig. 5 and 6, when the unfolded antenna passes through the tunnel, the top feed may be damaged due to the height; the folded antenna can perfectly pass through the tunnel.
Claims (7)
1. A folding vehicle-mounted antenna structure comprises a feed source and a feed source support, wherein the feed source is arranged on an antenna main body through the feed source support; the antenna is characterized by further comprising a feed source support cylinder, the bottom of the feed source support cylinder is fixed on the antenna main body, and the feed source support is arranged on the top of the feed source support cylinder; the bottom of the feed source support is hinged with one side of the top of the feed source support cylinder; the hinged side of the bottom of the feed source support is also provided with a driving end extending outwards; the bottom of the feed source supporting cylinder is provided with a telescopic rod and a motor for driving the telescopic rod to do telescopic motion; the movable end of the telescopic rod is hinged to the driving end, and the fixed end of the telescopic rod is hinged to the bottom of the feed source supporting cylinder.
2. The foldable vehicle-mounted antenna structure according to claim 1, wherein a fixing ring is arranged at the bottom of the feed source support, and a fixing column is arranged at the top of the feed source support cylinder; in the unfolded state, the fixing ring is sleeved on the outer side of the fixing column.
3. The foldable vehicle-mounted antenna structure according to claim 2, wherein a positioning column is further disposed on a top of the feed support, and the positioning column is located on an opposite side of the hinge portion; and a positioning pit corresponding to the positioning column is arranged at the bottom of the fixing ring at the bottom of the feed source support.
4. A foldable vehicular antenna structure according to claim 3, wherein the top of the positioning pillar is a smooth spherical surface.
5. The folding type vehicle-mounted antenna structure as claimed in claim 4, wherein a first contact switch is further arranged on the top of the feed source support cylinder on the same side of the positioning column, and is used as a limit position trigger point in the unfolded state; and a second contact switch is arranged below the hinged part on one side of the top of the feed source support tube and is used as a limit trigger point in a collection state.
6. A foldable vehicular antenna structure according to claim 5, wherein said driving end is inclined to the axis of said fixing ring by 80 ° ± 5 °.
7. The foldable vehicular antenna structure according to claim 1, wherein the feed source support is provided with a lightening hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220733437.6U CN217009526U (en) | 2022-03-31 | 2022-03-31 | Foldable vehicle-mounted antenna structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220733437.6U CN217009526U (en) | 2022-03-31 | 2022-03-31 | Foldable vehicle-mounted antenna structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217009526U true CN217009526U (en) | 2022-07-19 |
Family
ID=82373994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220733437.6U Active CN217009526U (en) | 2022-03-31 | 2022-03-31 | Foldable vehicle-mounted antenna structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217009526U (en) |
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2022
- 2022-03-31 CN CN202220733437.6U patent/CN217009526U/en active Active
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