CN215771518U - Vehicle-mounted antenna device - Google Patents
Vehicle-mounted antenna device Download PDFInfo
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- CN215771518U CN215771518U CN202122055183.5U CN202122055183U CN215771518U CN 215771518 U CN215771518 U CN 215771518U CN 202122055183 U CN202122055183 U CN 202122055183U CN 215771518 U CN215771518 U CN 215771518U
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Abstract
The utility model relates to the technical field of radio direction finding, and discloses a vehicle-mounted antenna device, which comprises a mounting substrate, a case, a rotary driving mechanism and an antenna, wherein the mounting substrate is arranged on the case; the antenna is characterized in that the case is fixed on the mounting substrate, a rectangular groove is formed in the middle of the upper surface of the case, a pin rod is fixed at the lower end of the antenna, two ends of the pin rod are movably connected to the rectangular groove of the case, and the rotary driving mechanism is in power connection with the pin rod so as to drive the pin rod to rotate and store. The mounting base plate is fixed on the roof, the specific fixing mode is consistent with that of a cross bar of a roof rack in the prior art, when the antenna needs to be used, the servo motor is controlled to work and is meshed with the follow-up crown gear to rotate through the driving gear, so that the antenna can be driven to rotate, the antenna is guaranteed to rotate anticlockwise through the pin rod, the purpose of erection is achieved, and when the antenna is not used, the antenna is horizontally arranged, the wind resistance is reduced, and the damage probability is reduced.
Description
Technical Field
The utility model relates to the technical field of radio direction finding, in particular to a vehicle-mounted antenna device.
Background
Currently, radio spectrum resources are essential for reasonable distribution and management as an important strategic national resource. The existing radio direction finding vehicle array in the industry adopts an integrated antenna structure form, and has the problems of large overall dimension, heavy weight, influence on driving safety, poor concealment and the like.
Through retrieval application number 201922474554.6 discloses a radio direction finding car, belongs to direction and the range measurement and the judgement field to space radio signal, including antenna array, direction finding system and vehicle body, the top of vehicle body is equipped with the shell, antenna array and direction finding system install in the shell, antenna array adopts low section plane antenna array element to constitute for receive radio signal, the direction finding system reachs radio signal source direction after calculating the radio signal that antenna array received. Although the utility model discloses a have small and exquisite, the light in weight of size, do not change whole vehicle appearance structure, safe convenient, hidden simultaneously.
However, the inventor finds that the technical scheme still has at least the following defects:
antenna oscillators in the prior art are all erected on a car roof for a long time, and have the traffic problems of large wind resistance, low safety, height limitation and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a vehicle-mounted antenna device, which solves the problems that the antenna oscillators in the prior art are all erected on the roof of a vehicle for a long time, and the problems of large wind resistance, low safety, height limitation and the like exist in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme: a vehicle-mounted antenna device comprises a mounting substrate, a case, a rotary driving mechanism and an antenna;
the antenna is characterized in that the case is fixed on the mounting substrate, a rectangular groove is formed in the middle of the upper surface of the case, a pin rod is fixed at the lower end of the antenna, two ends of the pin rod are movably connected to the rectangular groove of the case, and the rotary driving mechanism is in power connection with the pin rod so as to drive the pin rod to rotate and store.
As a preferred embodiment of the present invention, the rotation driving mechanism mainly includes a servo motor, a driving gear and a follower crown gear, the servo motor is fixed on the mounting substrate, the driving gear is fixed at the driving end of the servo motor, the driving gear is engaged with the follower crown gear, a shaft rod is fixed in the middle of the follower crown gear, and the end of the shaft rod is fixed at the end of the pin rod.
In a preferred embodiment of the present invention, an access panel is detachably mounted on the inclined surface of the upper portion of the chassis.
In a preferred embodiment of the present invention, the mounting substrate is an aluminum alloy plate.
Compared with the prior art, the utility model has the following beneficial effects:
the mounting base plate is fixed on the roof, the specific fixing mode is consistent with that of a cross bar of a roof rack in the prior art, when the antenna needs to be used, the servo motor is controlled to work and is meshed with the follow-up crown gear to rotate through the driving gear, so that the antenna can be driven to rotate, the antenna is guaranteed to rotate anticlockwise through the pin rod, the purpose of erection is achieved, and when the antenna is not used, the antenna is horizontally arranged, the wind resistance is reduced, and the damage probability is reduced.
Drawings
Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a front view of a vehicle antenna assembly of the present invention;
fig. 2 is a schematic top view of a following crown gear and a driving gear of a vehicle-mounted antenna device according to the present invention.
In the figure: 1. a mounting substrate; 2. a driving gear; 3. a servo motor; 4. overhauling the cover plate; 5. a chassis; 6. a pin rod; 7. an antenna; 8. a follower crown gear; 9. a shaft lever; 10. a rectangular groove.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the 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 thus, should not be construed as limiting the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a vehicle-mounted antenna device comprises a mounting substrate 1, a case 5, a rotation driving mechanism and an antenna 7;
Referring to fig. 1-2, in a specific embodiment, the rotation driving mechanism mainly comprises a servo motor 3, a driving gear 2 and a follower crown gear 8, the servo motor 3 is fixed on the mounting substrate 1, the driving gear 2 is fixed at the driving end of the servo motor 3, the driving gear 2 is meshed with the follower crown gear 8, a shaft rod 9 is fixed in the middle of the follower crown gear 8, the end of the shaft rod 9 is fixed at the end of a pin 6, the mounting substrate 1 is fixed on the roof, the specific fixing mode is consistent with the fixing mode of the cross rod of the roof rack in the prior art, when the antenna 7 is needed to be used, the servo motor 3 is controlled to work and is meshed with the follower crown gear 8 to rotate through the driving gear 3, so as to drive the antenna 7 to rotate, and ensure that the antenna 7 rotates counterclockwise through the pin 6, thereby achieving the purpose of erection, when the antenna 7 is not used, the antenna 7 is horizontally arranged, so that wind resistance is reduced, and the damage probability is reduced.
Referring to fig. 1-2, further, an access cover plate 4 is detachably mounted on an inclined surface of the upper portion of the case 5, the mounting substrate 1 is an aluminum alloy plate, and the access cover plate is convenient for an operator to repair or replace the servo motor 3 in the case 5 after removing the access cover plate 4 in a later stage.
It should be noted that the present invention is a vehicle-mounted antenna device, each of which is a general standard component or a component known to those skilled in the art, and the structure and principle of the antenna device can be known to those skilled in the art through technical manuals or through routine experiments.
The working principle is as follows: fix mounting substrate 1 on the roof, concrete fixed mode is unanimous with the fixed mode of roof luggage rack horizontal pole among the prior art, when needs use antenna 7, control servo motor 3 work is rotatory through driving gear 3 meshing follow-up crown gear 8 to can drive antenna 7 and rotate, guarantee that antenna 7 carries out anticlockwise rotation through pin rod 6, thereby reach the purpose of sticking up, when not using antenna 7, antenna 7 level sets up, reduce the windage, reduce impaired probability.
Claims (4)
1. An on-vehicle antenna device, characterized in that: comprises a mounting substrate (1), a chassis (5), a rotation driving mechanism and an antenna (7);
the antenna is characterized in that the case (5) is fixed on the mounting substrate (1), a rectangular groove (10) is formed in the middle of the upper surface of the case (5), a pin rod (6) is fixed at the lower end of the antenna (7), two ends of the pin rod (6) are movably connected to the rectangular groove (10) of the case (5), and the rotary driving mechanism is in power connection with the pin rod (6) so as to drive the pin rod (6) to rotate and store.
2. A vehicle-mountable antenna apparatus according to claim 1, characterized in that: the rotary driving mechanism mainly comprises a servo motor (3), a driving gear (2) and a follow-up crown gear (8), wherein the servo motor (3) is fixed on an installation substrate (1), the driving gear (2) is fixed at the driving end of the servo motor (3), the driving gear (2) is meshed with the follow-up crown gear (8), a shaft lever (9) is fixedly penetrated in the middle of the follow-up crown gear (8), and the end part of the shaft lever (9) is fixed at the end part of the pin lever (6).
3. A vehicle-mountable antenna apparatus according to claim 2, characterized in that: an overhauling cover plate (4) is detachably mounted on the inclined plane of the upper part of the case (5).
4. A vehicle-mountable antenna apparatus according to claim 1, characterized in that: the mounting substrate (1) is an aluminum alloy plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122055183.5U CN215771518U (en) | 2021-08-30 | 2021-08-30 | Vehicle-mounted antenna device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122055183.5U CN215771518U (en) | 2021-08-30 | 2021-08-30 | Vehicle-mounted antenna device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215771518U true CN215771518U (en) | 2022-02-08 |
Family
ID=80081411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122055183.5U Active CN215771518U (en) | 2021-08-30 | 2021-08-30 | Vehicle-mounted antenna device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215771518U (en) |
-
2021
- 2021-08-30 CN CN202122055183.5U patent/CN215771518U/en active Active
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