CN210015969U - Vehicle-mounted antenna - Google Patents
Vehicle-mounted antenna Download PDFInfo
- Publication number
- CN210015969U CN210015969U CN201920587294.0U CN201920587294U CN210015969U CN 210015969 U CN210015969 U CN 210015969U CN 201920587294 U CN201920587294 U CN 201920587294U CN 210015969 U CN210015969 U CN 210015969U
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- circuit board
- antenna
- vehicle
- oscillator
- horizontal circuit
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Abstract
The utility model discloses a vehicle antenna, include: matched with shell and mounting plate and set up the following subassembly on mounting plate: the horizontal circuit board is arranged on the mounting bottom plate; the combined antenna oscillator is configured to receive AM/FM and 4G signals at the same time, is vertically arranged on the mounting bottom plate through an oscillator bracket and is in signal connection with the horizontal circuit board; a vertical circuit board; the satellite antenna oscillator is arranged on the horizontal circuit board; a signal cable. The utility model discloses a when vehicle antenna's combination antenna element received the 4G signal, still accomplished reception and the tune of AM FM signal jointly with vertical circuit board, this kind of structure has increased AM FM frequency modulation radiating area and 4G low frequency radiating area, reduces AM FM frequency modulation signal to the influence of 4G signal, simple structure, and the practicality is strong, has improved vehicle antenna's convenience.
Description
Technical Field
The utility model belongs to the automotive electronics field, more specifically relates to an on-vehicle antenna.
Background
In order to improve the safety and convenience of the vehicle, various in-vehicle devices (e.g., AM/FM radio, GPS navigation device, in-vehicle television, etc.) are provided inside the vehicle, and a receiving antenna is provided outside the vehicle.
At present, the common shark fin type antenna gives consideration to the functions of the antenna and the attractiveness of a vehicle, and also reduces the acting force of wind resistance on the overall structure of the antenna when the vehicle runs. However, with the development of mobile communication technology, the vehicle-mounted wireless communication device has made higher demands on the function of the vehicle-mounted antenna. The existing shark fin type antenna is limited by the volume of the shark fin type antenna, and oscillators for receiving various different signals (such as AM/FM signals, GPS signals, 4G signals and the like) cannot be arranged in the limited inner space of the shark fin type antenna at the same time.
In view of the above problems, no good solution exists in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can receive the vehicle antenna of multiple different signals simultaneously.
In order to achieve the above object, the utility model provides an on-vehicle antenna, include: the assembly comprises a shell, a mounting base plate and the following components, wherein the shell is matched with the mounting base plate, and the following components are arranged on the mounting base plate: the horizontal circuit board is arranged on the mounting bottom plate; the combined antenna oscillator is configured to receive AM/FM and 4G communication signals simultaneously, is vertically arranged on the mounting base plate through an oscillator bracket and is in signal connection with the horizontal circuit board; the vertical circuit board is in signal connection with the combined antenna oscillator and the horizontal circuit board respectively; the satellite antenna oscillator is arranged on the horizontal circuit board and is in signal connection with the horizontal circuit board; and one end of the signal cable is in signal connection with the horizontal circuit board, and the other end of the signal cable is connected with equipment in the vehicle.
Preferably, the combined antenna element is an integrally formed metal sheet having a top, two wings and a back connected to each other.
Preferably, the shape of the oscillator support is matched with that of the combined antenna oscillator, and the oscillator support is supported at the lower part of the combined antenna oscillator; the oscillator support is arranged on the horizontal circuit board and/or the mounting base plate through a plurality of end posts.
Preferably, the vertical circuit board comprises a frequency tuning module, and the vertical circuit board is inserted into the gap of the horizontal circuit board and is in signal connection with the combined antenna oscillator and the horizontal circuit board respectively.
Preferably, the vertical circuit board is vertically inserted between the two end posts of the vibrator support.
Preferably, a metal elastic sheet is arranged between the combined antenna oscillator and the top of the vertical circuit board.
Preferably, the horizontal circuit board comprises an AM/FM band elimination filter, a 4G connector, an AM amplification filter, an FM amplification filter and an AM/FM connector; the AM/FM band elimination filter and the frequency tuning module are both connected with the combined antenna oscillator; the AM/FM band elimination filter is also connected with the 4G connector; the AM amplifying filter is respectively connected with the frequency tuning module and the AM/FM connector; and the FM amplification filter is respectively connected with the frequency tuning module and the AM/FM connector.
Preferably, the AMFM band rejection filter eliminates AMFM signals, and the AM amplification filter and the FM amplification filter both eliminate 4G signals.
Preferably, the outer shell is shark fin shaped.
Preferably, the vehicle antenna further includes a spacer provided between the mounting baseplate and the roof.
The beneficial effects of the utility model reside in that: the utility model discloses through combining the antenna element in the limited space of vehicle antenna, vertical circuit board, horizontal circuit board accomplishes AM FM, the receiving of 4G and GPS signal is handled, when combining the antenna element and receiving the 4G signal, still accomplish the receipt and the tuning of AM FM signal jointly with vertical circuit board, this kind of structure has increased AM FM frequency modulation radiating area and 4G low frequency radiating area, reduce the influence of AM FM signal to the 4G signal, moreover, the steam generator is simple in structure, therefore, the clothes hanger is strong in practicability, and the convenience of vehicle antenna is improved.
The present invention has other features and advantages which will be apparent from or are set forth in detail in the accompanying drawings and the following detailed description, which are incorporated herein, and which together serve to explain certain principles of the invention.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings. Wherein like reference numerals generally refer to like parts throughout the exemplary embodiments of the present invention.
Fig. 1 shows an exploded view of a vehicle antenna according to an embodiment of the present invention.
Fig. 2 shows an external view of a vehicle antenna according to an embodiment of the present invention.
Description of reference numerals:
1. a housing; 2. combining an antenna element; 3. a vibrator support; 4. a metal spring sheet; 5. a vertical circuit board; 6. a screw; 7. a satellite antenna element; 8. a horizontal circuit board; 9. a clip; 10. mounting a bottom plate; 11. a housing screw; 12. a gasket; 13. a signal cable; 14. an antenna screw.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While the preferred embodiments of the present invention have been illustrated in the accompanying drawings, it is to be understood that the invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
According to the utility model discloses a vehicle antenna, include: matched with shell and mounting plate and set up the following subassembly on mounting plate: the horizontal circuit board is arranged on the mounting bottom plate; the combined antenna oscillator is configured to receive AM/FM and 4G communication signals simultaneously, is vertically arranged on the mounting base plate through an oscillator bracket and is in signal connection with the horizontal circuit board; the vertical circuit board is in signal connection with the combined antenna oscillator and the horizontal circuit board respectively; the satellite antenna oscillator is arranged on the horizontal circuit board and is in signal connection with the horizontal circuit board; and one end of the signal cable is in signal connection with the horizontal circuit board, and the other end of the signal cable is connected with equipment in the vehicle.
Specifically, the mounting base plate is fixedly connected with the shell through a shell screw, a horizontal circuit board, a vertical circuit board, a combined antenna oscillator, a satellite antenna oscillator and a signal cable are placed in a limited space formed by the shell and the mounting base plate which are matched, the horizontal circuit board is fixed on the mounting base plate through screws, the combined antenna oscillator receives 4G communication signals and then transmits the signals to the horizontal circuit board, and the signals are processed by the horizontal circuit board and then transmitted to equipment in the vehicle through the signal cable; the antenna oscillator and the vertical circuit board are combined to be used as a tuning antenna oscillator of the AM/FM signal, the AM/FM signal is received and tuned together, the tuned AM/FM signal is transmitted to the horizontal circuit board to be processed, and then is transmitted to the equipment in the vehicle through the signal cable; the vehicle-mounted device comprises a satellite antenna oscillator (such as a GPS patch antenna oscillator or a Beidou antenna oscillator), wherein the satellite antenna oscillator is arranged on a horizontal circuit board, a received GPS signal is transmitted to the horizontal circuit board, is processed by the horizontal circuit board and then is transmitted to the vehicle-mounted device through a signal cable, a through hole is formed in a mounting bottom plate, and the signal cable penetrates through the through hole and is connected to the vehicle-mounted device; the bottom of the mounting bottom plate is also provided with a threaded column which is mounted and fixed on the roof.
According to the vehicle-mounted antenna of the exemplary embodiment, the AM/FM, 4G and GPS signal receiving processing is completed through the combination of the antenna oscillator, the vertical circuit board and the horizontal circuit board in a limited space, the combination of the antenna oscillator and the vertical circuit board is used for receiving the 4G signal, meanwhile, the AM/FM signal receiving and tuning are completed together with the vertical circuit board, the AM/FM frequency modulation radiation area and the 4G low-frequency radiation area are increased through the structure, the influence of the AM/FM frequency modulation signal on the 4G signal is reduced, the GPS signal is received through the satellite antenna oscillator, the structure is simple, the practicability is high, and the convenience of the vehicle-mounted antenna is improved.
Preferably, the antenna element is an integrally formed metal sheet having a top, two wings and a back connected to each other.
Preferably, the shape of the oscillator bracket is matched with that of the combined antenna oscillator, and the oscillator bracket is supported at the lower part of the combined antenna oscillator; the oscillator support is arranged on the horizontal circuit board and/or the mounting bottom plate through a plurality of end posts.
The antenna oscillator comprises a top, two wings and a back, the top of the antenna oscillator and the shape of the two wings are similar to a partial cone, the downward back is arranged at the top, the oscillator support is supported on the lower portion of the antenna oscillator, the oscillator support is divided into a bottom and a side wall, the bottom is in a step shape, the upper portion of the step shape is provided with an upward side wall, an end column is arranged below the upper portion of the step shape, and the antenna oscillator is arranged on the side wall of the oscillator support through a screw.
Preferably, the vertical circuit board comprises a frequency tuning module, and the vertical circuit board is inserted into the notch of the horizontal circuit board and is in signal connection with the combined antenna oscillator and the horizontal circuit board respectively.
Specifically, the AM/FM signals are received by the antenna oscillator, the frequency tuning module is used for tuning the frequency of the AM/FM signals received by the antenna oscillator, the AM/FM signals are received and tuned by the antenna oscillator and the frequency tuning module, the AM/FM frequency modulation radiation area is increased, the influence of the AM/FM frequency modulation signals on the 4G signals is reduced, the signals tuned by the frequency tuning module are transmitted to the horizontal circuit board for processing, and then are transmitted to the equipment in the vehicle through the signal cable. Preferably, the frequency tuning module is composed of a PCB circuit board and a coil.
Preferably, the vertical circuit board is vertically inserted between the two end posts of the vibrator support.
As preferred scheme, combine to be equipped with the metal shrapnel between the top of antenna element and vertical circuit board.
Specifically, the oscillator support is divided into a bottom and a side wall, the bottom is in a step shape, the upper part of the step shape is provided with an upward side wall, end posts are arranged below the upper part of the step shape, a crack is arranged between the two end posts, the vertical circuit board is vertically inserted between the two end posts of the oscillator support, and the top of the vertical circuit board is connected with the combined antenna oscillator through a metal elastic sheet. The middle position of the horizontal circuit board is provided with a gap, the vertical circuit board is vertically inserted into the gap of the horizontal circuit board, can be connected to the horizontal circuit board and/or the mounting base plate through screws, and can be welded on the horizontal circuit board.
Preferably, the horizontal circuit board comprises an AM/FM band elimination filter, a 4G connector, an AM amplification filter, an FM amplification filter and an AM/FM connector; the AM/FM band elimination filter and the frequency tuning module are both connected with the combined antenna oscillator; the AM/FM band elimination filter is also connected with the 4G connector; the AM amplifying filter is respectively connected with the frequency tuning module and the AM/FM connector; the FM amplifying filter is respectively connected with the frequency tuning module and the AM/FM connector.
Preferably, the AM/FM band elimination filter eliminates AM/FM signals, and both the AM amplification filter and the FM amplification filter eliminate 4G signals.
Specifically, the antenna element is combined to receive the 4G communication signal, and simultaneously, the AM/FM signal is received and tuned together with the frequency tuning module. The 4G signal received by the antenna oscillator is combined to eliminate an AM/FM signal through an AM/FM band elimination filter of the horizontal circuit board, the reserved 4G signal is output to the 4G connector and then transmitted to the horizontal circuit board after passing through the 4G connector, the horizontal circuit board is provided with a crimping terminal, the signal cable is connected through the crimping terminal, and the signal cable is output to corresponding equipment through the horizontal circuit board; the vertical circuit board is used for carrying out frequency tuning on the AM/FM signals received by the combined antenna oscillator, when the tuned AM/FM signals are AM signals, the AM signals pass through an AM amplifying filter to eliminate 4G signals, meanwhile, the reserved AM signals are amplified, the amplified AM signals are output to an AM/FM connector, and the amplified AM signals are output to corresponding equipment through a signal cable after passing through the AM/FM connector; and when the tuned AM/FM signal is an FM signal, the FM signal passes through an FM amplification filter to eliminate the 4G signal, the remaining FM signal is amplified, the amplified FM signal is output to an AM/FM connector, and the amplified FM signal is output to corresponding equipment through a signal cable after passing through the AM/FM connector.
The horizontal circuit board further includes a first Low Noise Amplifier (LNA), a second Low Noise Amplifier (LNA), and a filter. The satellite positioning signal (GPS/BDS) can be received by the satellite antenna element and transmitted to the horizontal circuit board. The satellite positioning signal is amplified by a first Low Noise Amplifier (LNA), clutter is eliminated by a filter, amplified by a second LNA and output to corresponding equipment through a signal cable.
Preferably, the outer shell is shark fin shaped.
In particular, the shark fin-shaped shell has an attractive structure and a small volume.
Preferably, the vehicle antenna further includes a spacer provided between the mounting baseplate and the roof.
Specifically, the gasket setting can have buffering shock attenuation and waterproof sealing's effect between mounting plate and roof, protects vehicle antenna inner assembly, improves vehicle antenna life.
Examples
Fig. 1 shows an exploded view of a vehicle antenna according to an embodiment of the present invention. Fig. 2 shows an external view of a vehicle antenna according to an embodiment of the present invention.
Referring to fig. 1 and 2, a vehicle-mounted antenna includes: the housing 1 and the mounting base plate 10 are fitted together and the following components are arranged on the mounting base plate 10: a horizontal circuit board 8 disposed on the mounting base plate 10; the combined antenna oscillator 2 is configured to receive AM/FM and 4G communication signals at the same time, and the combined antenna oscillator 2 is vertically arranged on the mounting base plate 10 through the oscillator bracket 3 and is in signal connection with the horizontal circuit board 8; the vertical circuit board 5 is in signal connection with the combined antenna oscillator 2 and the horizontal circuit board 8 respectively; the satellite antenna oscillator 7 is arranged on the horizontal circuit board 8, and the satellite antenna oscillator 7 is in signal connection with the horizontal circuit board 8; and one end of the signal cable 13 is in signal connection with the horizontal circuit board 8, and the other end of the signal cable is connected with the equipment in the vehicle.
The antenna oscillator 2 is an integrally formed metal sheet having a top, two wings and a back connected to each other.
Wherein, the shape of the oscillator bracket 3 is matched with the shape of the combined antenna oscillator 2 and is supported at the lower part of the combined antenna oscillator 2; the vibrator support 3 is disposed on the horizontal circuit board 8 and/or the mounting base plate 10 through a plurality of end posts.
The vertical circuit board 5 comprises a frequency tuning module, and the vertical circuit board 5 is inserted into the gap of the horizontal circuit board 8 and is in signal connection with the combined antenna oscillator 2 and the horizontal circuit board 8 respectively.
Wherein, the vertical circuit board 5 is vertically inserted between the two end posts of the vibrator support 3.
Wherein, a metal elastic sheet is arranged between the top of the combined antenna oscillator 2 and the top of the vertical circuit board 5.
The horizontal circuit board 5 comprises an AM/FM band elimination filter, a 4G connector, an AM amplification filter, an FM amplification filter and an AM/FM connector; the AM/FM band elimination filter and the frequency tuning module are both connected with the combined antenna oscillator 2; the AM/FM band elimination filter is also connected with the 4G connector; the AM amplifying filter is respectively connected with the frequency tuning module and the AM/FM connector; the FM amplifying filter is respectively connected with the frequency tuning module and the AM/FM connector.
The AMFM band elimination filter eliminates signals of AMFM, and both the AM amplification filter and the FM amplification filter eliminate 4G signals.
Wherein the outer shell 1 is shark fin-shaped.
The vehicle antenna further includes a spacer 12 disposed between the mounting baseplate 10 and the vehicle roof.
The foregoing description of the embodiments of the invention has been presented for purposes of illustration and not limitation, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments.
Claims (10)
1. An on-board antenna, comprising: the assembly comprises a shell, a mounting base plate and the following components, wherein the shell is matched with the mounting base plate, and the following components are arranged on the mounting base plate:
the horizontal circuit board is arranged on the mounting bottom plate;
the combined antenna oscillator is configured to receive AM/FM and 4G communication signals simultaneously, is vertically arranged on the mounting base plate through an oscillator bracket and is in signal connection with the horizontal circuit board;
the vertical circuit board is in signal connection with the combined antenna oscillator and the horizontal circuit board respectively;
the satellite antenna oscillator is arranged on the horizontal circuit board and is in signal connection with the horizontal circuit board;
and one end of the signal cable is in signal connection with the horizontal circuit board, and the other end of the signal cable is connected with equipment in the vehicle.
2. The vehicle antenna of claim 1, wherein the combined antenna element is an integrally formed metal sheet having a top portion, two wings and a back portion connected to each other.
3. The vehicle-mounted antenna according to claim 2, wherein the shape of the element support is matched with that of the combined antenna element, and the element support is supported at the lower part of the combined antenna element;
the oscillator support is arranged on the horizontal circuit board and/or the mounting base plate through a plurality of end posts.
4. The vehicle antenna of claim 1, wherein the vertical circuit board comprises a frequency tuning module, and the vertical circuit board is inserted into the gap of the horizontal circuit board and is in signal connection with the combined antenna element and the horizontal circuit board, respectively.
5. The vehicle antenna of claim 4, wherein the vertical circuit board is vertically inserted between two end posts of the element support.
6. The vehicle antenna of claim 4, wherein a metal spring is disposed between the combined antenna element and the top of the vertical circuit board.
7. The vehicle antenna of claim 4, wherein the horizontal circuit board comprises an AM/FM band reject filter, a 4G connector, an AM amplification filter, an FM amplification filter, an AM/FM connector; the AM/FM band elimination filter and the frequency tuning module are both connected with the combined antenna oscillator; the AM/FM band elimination filter is also connected with the 4G connector; the AM amplifying filter is respectively connected with the frequency tuning module and the AM/FM connector; and the FM amplification filter is respectively connected with the frequency tuning module and the AM/FM connector.
8. The vehicle antenna of claim 7, wherein the AM/FM band reject filter cancels AM/FM signals, and wherein the AM amplification filter and the FM amplification filter both cancel 4G signals.
9. The vehicle antenna of claim 1, wherein the housing is shark fin-shaped.
10. The vehicle antenna of claim 1, further comprising a spacer disposed between the mounting plate and a vehicle roof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920587294.0U CN210015969U (en) | 2019-04-26 | 2019-04-26 | Vehicle-mounted antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920587294.0U CN210015969U (en) | 2019-04-26 | 2019-04-26 | Vehicle-mounted antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210015969U true CN210015969U (en) | 2020-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920587294.0U Active CN210015969U (en) | 2019-04-26 | 2019-04-26 | Vehicle-mounted antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210015969U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110224233A (en) * | 2019-04-26 | 2019-09-10 | 安费诺三浦（辽宁）汽车电子有限公司 | A kind of car antenna |
-
2019
- 2019-04-26 CN CN201920587294.0U patent/CN210015969U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110224233A (en) * | 2019-04-26 | 2019-09-10 | 安费诺三浦（辽宁）汽车电子有限公司 | A kind of car antenna |
| CN110224233B (en) * | 2019-04-26 | 2024-10-29 | 安费诺三浦（辽宁）汽车电子有限公司 | Vehicle-mounted antenna |
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