CN207150628U - Automobile-used wireless telecommunications adaptive device based on WiFi technology - Google Patents
Automobile-used wireless telecommunications adaptive device based on WiFi technology Download PDFInfo
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- CN207150628U CN207150628U CN201720941634.6U CN201720941634U CN207150628U CN 207150628 U CN207150628 U CN 207150628U CN 201720941634 U CN201720941634 U CN 201720941634U CN 207150628 U CN207150628 U CN 207150628U
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- control unit
- adaptive device
- wifi
- automobile
- wireless telecommunications
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Abstract
It the utility model is related to a kind of automobile-used wireless telecommunications adaptive device based on WiFi technology, the device is connected with host computer and vehicular control unit respectively, interface is diagnosed including plastic casing, MCU control unit and standard OBD, standard OBD diagnosis interfaces are placed in outside plastic casing, are connected with MCU control unit；The present apparatus also includes WiFi communication module, and after MCU control unit is connected with WiFi communication module, one is placed in plastic casing；WiFi communication module is connected with host computer；Standard OBD diagnosis interfaces are connected with vehicular control unit.Compared with prior art, the utility model reliability is high with flexibility, has the advantages that communication speed is fast, is widely used.
Description
Technical field
A kind of automobile-used wireless telecommunications adaptive device is the utility model is related to, more particularly, to a kind of car based on WiFi technology
With wireless telecommunications adaptive device.
Background technology
Currently in order to realizing the communication of vehicular control unit and host computer, many automobile-used communication adaptive devices are all by having
Line mode is connected with host computer, and the use for user is extremely inconvenient, and is limited there is connection distance (within one meter), connection
Not firm, the shortcomings of message transmission rate is slow.In addition, the communication that most automobile-used communication adaptive devices are connected with vehicular control unit
Interface is more single, typically only supports a kind of communication modes, as CAN communication or K-LINE communicate.
Utility model content
The purpose of this utility model is exactly to be based on WiFi to provide one kind the defects of overcoming above-mentioned prior art to exist
The automobile-used wireless telecommunications adaptive device of technology.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of automobile-used wireless telecommunications adaptive device based on WiFi technology, the adaptive device respectively with host computer and vehicle-mounted control
Unit connection processed, described adaptive device include plastic casing, MCU control unit and standard OBD diagnosis interfaces, described standard
OBD diagnosis interfaces are placed in outside plastic casing, are connected with described MCU control unit；Described adaptive device also leads to including WiFi
Module is interrogated, after described MCU control unit is connected with described WiFi communication module, one is placed in described plastic casing；
Described WiFi communication module is connected with host computer；Described standard OBD diagnosis interfaces are connected with vehicular control unit.
Described standard OBD diagnosis interfaces include two tunnel CAN communication interfaces and all the way K-LINE communication interfaces.
Described WiFi communication module includes WiFi signal transtation mission circuit and receiving circuit.
Described WiFi communication module is the communication module using UPD agreements or Transmission Control Protocol.
Described MCU control unit includes single-chip microcomputer and peripheral auxiliary circuits.
Described MCU control unit is powered using vehicle-mounted 12V or 24V batteries.
Compared with prior art, the utility model has advantages below：
1st, communication speed is fast, and the high wireless connection of reliability can be realized using WiFi technology, and communication speed is fast, connects distance
Far, it is user-friendly；
2nd, have a wide range of application, the automobile-used existing CAN interface of wireless telecommunications adaptive device of the present utility model has K- again
LINE EBIs, different classes of vehicle can be matched, meet a variety of demands of user；
3rd, flexibility is strong, UDP or TCP procotols can be independently selected according to user's request, add the flexibility used；
4th, stability is high, the supply voltage accommodation of automobile-used wireless telecommunications adaptive device of the present utility model for 6~
36V, there is the function of anti-reverse power connection and instantaneous pressure, vehicle mains voltage variations can be better adapted to.
Brief description of the drawings
Fig. 1 is the structural representation of automobile-used wireless telecommunications adaptive device of the utility model based on WiFi technology.
In Fig. 1 shown in label：1st, plastic casing, 2, MCU control unit, 3, WiFi communication module, 4, standard OBD diagnosis connect
Mouthful.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that described embodiment is part of the embodiment of the present utility model, rather than is all implemented
Example.Based on the embodiment in the utility model, those of ordinary skill in the art institute on the premise of creative work is not made
The every other embodiment obtained, it should all belong to the scope of the utility model protection.
As shown in figure 1, a kind of automobile-used wireless telecommunications adaptive device based on WiFi technology, including plastic casing 1, MCU control
Unit 2, WiFi communication module 3 and standard OBD processed diagnose interface 4, and MCU control unit 2 is connected with WiFi communication module 3, is placed in
In plastic casing 1；Standard OBD diagnosis interfaces 4 are placed in outside plastic casing 1, are connected with MCU control unit 2；WiFi communication module 3
It is connected with host computer, the data in MCU control unit 2 is realized into data interaction, standard according to network communication protocol and host computer
OBD diagnosis interfaces 4 are connected with vehicular control unit, by the data in MCU control unit 2 according to bus protocol and vehicle-mounted control list
Member carries out data interaction.
The utility model is connected by WiFi communication module 3 with host computer, and after successful connection, host computer will need what is sent
After data are according to network communication protocol group bag, it is sent to a kind of automobile-used wireless telecommunications based on WiFi technology of the present utility model and fits
With device；The utility model diagnoses interface 4 by standard OBD and is connected with vehicular control unit, the MCU control unit in the present apparatus
After 2 unpack according to network communication protocol, by the data of host computer transmission according to CAN or K-LINE bus protocol group bags, then
It is sent to vehicular control unit.
Equally, after the data that vehicular control unit sends needs are according to CAN or K-LINE bus protocol group bags, hair
Give a kind of automobile-used wireless telecommunications adaptive device based on WiFi technology of the present utility model, the MCU control unit 2 in the present apparatus
After being unpacked according to CAN or K-LINE bus protocols, the data that vehicular control unit is sent are according to network communication protocol group
Host computer is sent to after bag, so as to realize the wireless telecommunications of host computer and vehicular control unit.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that described embodiment is part of the embodiment of the present utility model, rather than is all implemented
Example.Based on the embodiment in the utility model, those of ordinary skill in the art institute on the premise of creative work is not made
The every other embodiment obtained, it should all belong to the scope of the utility model protection.
Claims (6)
1. a kind of automobile-used wireless telecommunications adaptive device based on WiFi technology, the adaptive device respectively with host computer and vehicle-mounted control
Unit connects, and described adaptive device includes plastic casing (1), MCU control unit (2) and standard OBD diagnosis interfaces (4), institute
The standard OBD diagnosis interfaces (4) stated are placed in plastic casing (1) outside, are connected with described MCU control unit (2)；Its feature exists
In described adaptive device also includes WiFi communication module (3), described MCU control unit (2) and described WiFi communication mould
After block (3) is connected, one is placed in described plastic casing (1)；Described WiFi communication module (3) is connected with host computer；Institute
The standard OBD diagnosis interfaces (4) stated are connected with vehicular control unit.
A kind of 2. automobile-used wireless telecommunications adaptive device based on WiFi technology according to claim 1, it is characterised in that institute
The standard OBD diagnosis interfaces (4) stated include two tunnel CAN communication interfaces and all the way K-LINE communication interfaces.
A kind of 3. automobile-used wireless telecommunications adaptive device based on WiFi technology according to claim 1, it is characterised in that institute
The WiFi communication module (3) stated includes WiFi signal transtation mission circuit and receiving circuit.
A kind of 4. automobile-used wireless telecommunications adaptive device based on WiFi technology according to claim 1, it is characterised in that institute
The WiFi communication module (3) stated is the communication module using UPD agreements or Transmission Control Protocol.
A kind of 5. automobile-used wireless telecommunications adaptive device based on WiFi technology according to claim 1, it is characterised in that institute
The MCU control unit (2) stated includes single-chip microcomputer and peripheral auxiliary circuits.
A kind of 6. automobile-used wireless telecommunications adaptive device based on WiFi technology according to claim 1, it is characterised in that institute
The MCU control unit (2) stated is powered using vehicle-mounted 12V or 24V batteries.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720941634.6U CN207150628U (en) | 2017-07-31 | 2017-07-31 | Automobile-used wireless telecommunications adaptive device based on WiFi technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720941634.6U CN207150628U (en) | 2017-07-31 | 2017-07-31 | Automobile-used wireless telecommunications adaptive device based on WiFi technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207150628U true CN207150628U (en) | 2018-03-27 |
Family
ID=61673352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720941634.6U Active CN207150628U (en) | 2017-07-31 | 2017-07-31 | Automobile-used wireless telecommunications adaptive device based on WiFi technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207150628U (en) |
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2017
- 2017-07-31 CN CN201720941634.6U patent/CN207150628U/en active Active
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