CN205900768U - On -vehicle device - Google Patents
On -vehicle device Download PDFInfo
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- CN205900768U CN205900768U CN201620773415.7U CN201620773415U CN205900768U CN 205900768 U CN205900768 U CN 205900768U CN 201620773415 U CN201620773415 U CN 201620773415U CN 205900768 U CN205900768 U CN 205900768U
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- Prior art keywords
- antenna
- wifi
- bluetooth
- car
- mounted device
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Abstract
The utility model discloses an on -vehicle device, including the casing, and set up in PCB board in the casing, be provided with multi -functional interface on the PCB board, multi -functional interface stretches out outside the casing, multi -functional interface is provided with assorted plug with it, the plug is inserted and is equipped with bluetooth antenna and/or WIFI antenna. The utility model discloses an it is strong that the signal is propagated to bluetooth that the on -vehicle device plug was provided with or WIFI's antenna.
Description
Technical field
The utility model is related to a kind of car-mounted device.
Background technology
The Bluetooth antenna of existing car-mounted device or wifi antenna are normally in casing at present, and casing typically adopts gold
Belong to material, bluetooth or wifi signal are outwards propagated from casing, and during antenna propagation signal, signal is shielded by metal chassis
Impact makes to travel to the signal weaker in the external world.
Utility model content
Main purpose of the present utility model is to provide a kind of car-mounted device it is intended to solution bluetooth or wifi signal pass through shell
Propagate and the problem of signal weaker.
For achieving the above object, the utility model proposes a kind of car-mounted device, including casing, and be arranged at described machine
Pcb plate in shell, described pcb plate is provided with versatile interface, and described versatile interface stretches out outside described casing, described many work(
Matched plug can be provided with by interface, described plug is inserted with Bluetooth antenna and/or wifi antenna.
Preferably, described plug includes several connection jaws, and described Bluetooth antenna and/or wifi antenna one end are inserted in institute
State connection jaws.
Preferably, described Bluetooth antenna with described wifi antenna located at the relative both sides of described plug.
Preferably, described Bluetooth antenna and described wifi antenna extend in the direction departing from described casing.
Preferably, described Bluetooth antenna is copper cash, and described wifi antenna is copper cash.
Preferably, described Bluetooth antenna or described wifi antenna are provided with overhead guard away from plug one end.
Preferably, described pcb plate is provided with bluetooth module and wifi module, and described pcb plate is using walking impedance matching line extremely
Bluetooth module and wifi module.
Technical solutions of the utility model are passed through to match to be connected to the plug of versatile interface, and plug is provided with Bluetooth antenna
Or wifi antenna, the signal of bluetooth or wifi propagates from the casing of car-mounted device；The utility model structure is simple, inserts during installation
Head is inserted directly into interface, easy for installation, also low cost of manufacture, very useful.
Brief description
In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or in description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the front view of the utility model car-mounted device one embodiment；
Fig. 2 is the secondary view of the utility model car-mounted device one embodiment.
Drawing reference numeral explanation of the present utility model:
| Label | Title | Label | Title |
| 1 | Pcb plate | 311 | Overhead guard |
| 2 | Versatile interface | 32 | Wifi antenna |
| 3 | Plug | 321 | Overhead guard |
| 31 | Bluetooth antenna |
The realization of the utility model purpose, functional characteristics and advantage will be described further in conjunction with the embodiments referring to the drawings.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe it is clear that described embodiment is only a part of embodiment of the present utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, broadly falls into the scope of the utility model protection.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining the relative position relation between each part, motion conditions etc. under a certain particular pose (as shown in drawings), such as
When really this particular pose changes, then directionality instruction also correspondingly changes therewith.
In addition, the description being related to " first ", " second " etc. in the utility model is only used for describing purpose, and it is not understood that
For indicating or implying its relative importance or the implicit quantity indicating indicated technical characteristic.Thus, define " first ",
The feature of " second " can be expressed or implicitly include at least one this feature.In addition, the technical side between each embodiment
Case can be combined with each other, but must be capable of by those of ordinary skill in the art based on, when the combination of technical scheme
Will be understood that the combination of this technical scheme does not exist when appearance is conflicting or cannot realize, also do not require in the utility model
Protection domain within.
The utility model proposes a kind of car-mounted device.
Refer to Fig. 1 to Fig. 2, in the utility model one embodiment, this car-mounted device, including casing, and it is arranged at machine
Pcb plate 1 in shell, pcb plate 1 is provided with versatile interface 2, and versatile interface 2 stretches out outside casing, and versatile interface 2 is arranged
There is matched plug 3, plug 3 is inserted with Bluetooth antenna 31 and/or wifi antenna 32.
Car-mounted device is located at vehicle-mounted information and entertainment system, has radio communication function, in the present embodiment, in casing
Bluetooth module (not shown) and the wifi module respective antenna transmission information of connection (not shown) that pcb plate 1 is provided with, antenna is used for
Transmitting signal；Bluetooth module (not shown) and wifi module (not shown) transmission information adopt interface, are connected to Bluetooth antenna 31
With wifi antenna 32.
Technical solutions of the utility model pass through versatile interface 2 and plug 3 coupling connects, and plug 3 is provided with Bluetooth antenna
31 or wifi antennas 32, signal is from antenna propagation.Further, the casing of car-mounted device is generally metal, and metal has shielding
The effect of signal, versatile interface 2 extends casing, and Bluetooth antenna 31 or wifi antenna 32 avoid metal chassis shielded signal
Effect；Contrast dew copper is made antenna or is drawn coaxial line and make antenna high cost, has an effect on attractive in appearance, and assembles complicated, and user has only needed to
The mate of Bluetooth antenna 31 or wifi antenna 32 connects versatile interface 2 and can use.
In the present embodiment, pcb plate 1 (is not schemed to bluetooth module (not shown) and wifi module using walking impedance matching line
Show) it is ensured that energy transmission consumes minimum, power output maximization, such as similar using coaxial line, mould introduced by the line that 50 ohm of impedance
Block, but go back low cost than with coaxial line assembling is more convenient, and also attractive in appearance.
Preferably, plug 3 includes several connection jaws, and Bluetooth antenna 31 and/or wifi antenna 32 one end are inserted in wiring
Mouthful；Bluetooth antenna 31 is with wifi antenna 32 located at the relative both sides of plug 3.
Plug 3 has multiple connection jaws, and Bluetooth antenna 31 or wifi antenna 32 wherein one end connect and connection jaws；Bluetooth sky
Line 31 and wifi antenna 32 are arranged at the connection jaws of same plug 3 simultaneously, are separately positioned in relative inserting between the two as far as possible
3 both sides, it is to avoid signal interferes with each other；Bluetooth antenna 31 or wifi antenna 32 can adopt and be separately positioned in similar and different two
Individual plug 3, connects and versatile interface 2, it is to avoid signal interferes with each other.
Preferably, Bluetooth antenna 31 and wifi antenna 32 extend in the direction departing from casing.
Bluetooth antenna 31 and wifi antenna 32, in the present embodiment, bluetooth, wifi2.4ghz, i.e. wavelength=velocity of wave v/ frequency
Rate f=3.0*10^8 (m/s)/2.4*10^9 (hz)=0.125 (m), therefore Bluetooth antenna 31 and wifi antenna 32 are chosen
3.125cm；Bluetooth antenna 31 and wifi antenna 32 are away from casing, it is to avoid metal chassis block signal receives and transmission.
Preferably, Bluetooth antenna 31 is copper cash, and wifi antenna 32 is copper cash.
In the present embodiment, Bluetooth antenna 31 and wifi antenna 32 are the power lines of copper cash, and structure is simply easy for installation, also
Low cost, need not install ceramic antenna or dew copper antenna, or draw coaxial line and make antenna.Obviously, the design not limited to this,
The wire of power line is using the metal with electric conductivity or aluminium, silver and tin, nickel (coating as conductor single line)；Aluminium
Baogang, copper covered steel, al-mg-si, alfer, almag, aluminium zircaloy.
Preferably, Bluetooth antenna 31 or wifi antenna 32 are provided with overhead guard 311 away from plug 3 one end.
Bluetooth antenna 31 or wifi antenna 32, in the present embodiment, Bluetooth antenna 31 or wifi antenna 32 are away from slotting
3 one end, conductor exposes sheath, helps effectively transmit or receipt signal.Expose the part setting overhead guard 311 of conductor, cover
The part that conductor exposes, it is to avoid electric leakage.
These are only preferred embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model, every
Under inventive concept of the present utility model, the equivalent structure transformation made using the utility model specification and accompanying drawing content, or
Directly/be indirectly used in other related technical fields and be included in scope of patent protection of the present utility model.
Claims (7)
1. a kind of car-mounted device, it is characterised in that including casing, and is arranged at the pcb plate in described casing, described pcb plate
On be provided with versatile interface, described versatile interface stretches out outside described casing, and described versatile interface is provided with phase therewith
The plug joined, described plug is inserted with Bluetooth antenna and/or wifi antenna.
2. car-mounted device as claimed in claim 1 is it is characterised in that described plug includes several connection jaws, described bluetooth
Antenna and/or wifi antenna one end are inserted in described connection jaws.
3. car-mounted device as claimed in claim 2 is it is characterised in that described Bluetooth antenna and described wifi antenna are located at described
The relative both sides of plug.
4. car-mounted device as claimed in claim 3 it is characterised in that described Bluetooth antenna and described wifi antenna departing from
The direction of described casing extends.
5. described car-mounted device as arbitrary in claim 1 or 4 is it is characterised in that described Bluetooth antenna is copper cash, described wifi
Antenna is copper cash.
6. car-mounted device as claimed in claim 5 is it is characterised in that described Bluetooth antenna or described wifi antenna are away from slotting
First end is provided with overhead guard.
7. car-mounted device as claimed in claim 1 is it is characterised in that described pcb plate is provided with bluetooth module and wifi module,
Described pcb plate is using walking impedance matching line to bluetooth module and wifi module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620773415.7U CN205900768U (en) | 2016-07-21 | 2016-07-21 | On -vehicle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620773415.7U CN205900768U (en) | 2016-07-21 | 2016-07-21 | On -vehicle device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205900768U true CN205900768U (en) | 2017-01-18 |
Family
ID=57774129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620773415.7U Active CN205900768U (en) | 2016-07-21 | 2016-07-21 | On -vehicle device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205900768U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110444964A (en) * | 2019-09-02 | 2019-11-12 | 浙江超级电气科技有限公司 | A kind of wireless control integrated electric motor cable plug |
-
2016
- 2016-07-21 CN CN201620773415.7U patent/CN205900768U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110444964A (en) * | 2019-09-02 | 2019-11-12 | 浙江超级电气科技有限公司 | A kind of wireless control integrated electric motor cable plug |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |