CN214849396U - Power line with switching communication protocol for electric vehicle - Google Patents
Power line with switching communication protocol for electric vehicle Download PDFInfo
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- CN214849396U CN214849396U CN202120565915.2U CN202120565915U CN214849396U CN 214849396 U CN214849396 U CN 214849396U CN 202120565915 U CN202120565915 U CN 202120565915U CN 214849396 U CN214849396 U CN 214849396U
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Abstract
The utility model discloses an electric motor car is with power cord that area changes communication protocol, including power plug, whole car plug, pencil, power plug, whole car plug set up respectively at the pencil both ends, still including changeing communication device, are equipped with the singlechip on changeing communication device, burn in the singlechip and have changeing communication protocol, change communication device and be connected with power plug and whole car plug electricity respectively. The power plug is used for being connected with the battery, and whole car plug is used for connecting whole car, changes communication device and plays the discernment and converts the communication protocol of taking in the battery into the whole communication protocol that electric bicycle adopted of car, makes whole car of electric bicycle and battery looks adaptation, makes electric bicycle can use the battery of different communication protocols, solves the whole single problem of battery for car of electric bicycle, makes whole car of electric bicycle not confine to single battery adaptation mode.
Description
Technical Field
The utility model relates to a power cord especially relates to an electric motor car is with power cord of area commentaries on classics communication protocol.
Background
Along with the development of electric bicycle lithium electrification, more intelligent products begin to be put into the market, but because the communication protocol of different battery manufacturers is inconsistent, the communication protocol of the whole electric bicycle is fixed and one of a plurality of communication protocols is adopted, and the batteries produced by different manufacturers have the characteristic of diversification, the battery that the whole car can use needs to be the same with the communication protocol that the whole car adopts, the battery that the whole car of electric bicycle can use also has the characteristic of diversification for coping with this kind of service condition, a device that can realize battery and whole car communication protocol switching is needed urgently.
Disclosure of Invention
The utility model discloses communication protocol to the whole car of electric bicycle that exists among the prior art needs the same defect such as with the communication protocol of battery, provides a new power cord that communication protocol was changeed in area for the electric motor car.
In order to solve the technical problem, the utility model discloses a following technical scheme realizes:
the utility model provides a power cord of communication protocol is changeed in area for electric motor car, includes power plug, whole car plug, pencil, power plug, whole car plug set up respectively at the pencil both ends, still including changeing communication device, be equipped with the singlechip on changeing communication device, burn in the singlechip and have changeed communication protocol, change communication device respectively with power plug and whole car plug electricity are connected.
The power plug is used for being connected with the battery, and whole car plug is used for connecting whole car, changes communication device and plays the discernment and converts the communication protocol of taking in the battery into the whole communication protocol that electric bicycle adopted of car, makes whole car of electric bicycle and battery looks adaptation, makes electric bicycle can use the battery of different communication protocols, solves the whole single problem of battery for car of electric bicycle, makes whole car of electric bicycle not confine to single battery adaptation mode.
Preferably, the power cord with the converted communication protocol for the electric vehicle is characterized in that an output power end and an output communication end are arranged on the power plug, an input power end and an input communication end are arranged on the plug of the whole vehicle, the converted communication device and the input power end are connected in parallel on the output power end, and the output communication end, the converted communication device and the input communication end are sequentially connected in series.
The transfer communication device is connected with an output power end, supplies power through a battery power supply connected with a power plug, and transfers the communication signal transmitted by the output communication end into the communication signal adopted by the input communication end, so that the whole electric bicycle and the battery can be successfully matched, and the electric bicycle can be started.
Preferably, the power line with a communication protocol for an electric vehicle comprises an output power end, an output communication end and an input communication end, wherein the output power end comprises an anode pin A and a cathode pin A, the output communication end comprises a communication pin A, a communication pin B and a communication pin C, the input power end comprises an anode pin B and a cathode pin B, the input communication end comprises a communication pin D, a communication pin E and a communication pin F, the anode pin B is connected with the anode pin A, the cathode pin B is connected with the cathode pin A, the switching communication device is connected with the anode pin A and the cathode pin A, the communication pin B, the communication pin D and the communication pin E are respectively connected to the switching communication device, and the communication pin C is connected with the communication pin F.
Preferably, the power line with a communication protocol for the electric vehicle is provided, and the communication device is installed in the power plug.
The rotary communication device is arranged in the power plug, so that the space can be effectively saved by integrating the rotary communication device and the power plug, the processing steps can be simplified, and the step of separately connecting the rotary communication device is omitted.
Preferably, the power line with the switching communication protocol for the electric vehicle is characterized in that the switching communication device is arranged in the plug of the whole vehicle.
The rotary communication device is arranged in the whole vehicle plug, so that the rotary communication device and the whole vehicle plug are integrated to effectively save space, the processing steps can be simplified, and the step of independently connecting the rotary communication device is omitted.
Drawings
Fig. 1 is a circuit diagram of the present invention.
Detailed Description
The invention will be described in further detail with reference to the accompanying drawings 1 and the following detailed description, which are not intended to limit the invention:
example 1
The utility model provides a power cord of communication protocol is changeed in area for electric motor car, includes power plug, whole car plug, pencil, power plug, whole car plug set up respectively at the pencil both ends, still including changeing communication device, be equipped with the singlechip on changeing communication device, burn in the singlechip and have changeed communication protocol, change communication device respectively with power plug and whole car plug electricity are connected.
Preferably, the power plug is provided with an output power end and an output communication end, the whole vehicle plug is provided with an input power end and an input communication end, the switching communication device and the input power end are connected in parallel on the output power end, and the output communication end, the switching communication device and the input communication end are sequentially connected in series.
Preferably, the output power end comprises an anode pin A and a cathode pin A, the output communication end comprises a communication pin A, a communication pin B and a communication pin C, the input power end comprises an anode pin B and a cathode pin B, the input communication end comprises a communication pin D, a communication pin E and a communication pin F, the anode pin B is connected with the anode pin A, the cathode pin B is connected with the cathode pin A, the transfer communication device is connected with the anode pin A and the cathode pin A, the communication pin B, the communication pin D and the communication pin E are respectively connected to the transfer communication device, and the communication pin C is connected with the communication pin F.
Preferably, the communication device is mounted in the power plug.
Specifically, a 485 protocol-to-CAN protocol program or a CAN protocol-to-485 protocol program is burnt in the single chip microcomputer, the 485 protocol and the CAN protocol are high in universality, the electric bicycle has a wide utilization rate, and most communication protocol problems CAN be solved by adopting the 485 protocol-to-CAN protocol program or the CAN protocol-to-485 protocol program.
If the power plug is connected with the battery, one or two of the communication A pin and the communication B pin transmit CAN communication signals. At the moment, a CAN protocol converted to 485 protocol program burnt in a single chip microcomputer on the communication device CAN convert CAN communication signals on a communication pin A and a communication pin B into 485 communication signals, and the 485 communication signals are transmitted to the whole vehicle connected with the whole vehicle plug from one or two of a communication pin D and a communication pin E connected to the communication device.
If the power plug is connected with the battery, 485 communication signals are transmitted by one or two of the communication A pin and the communication B pin. At the moment, a 485 protocol-CAN protocol conversion program burnt in a single chip microcomputer on the communication device CAN convert 485 communication signals on a communication pin A and a communication pin B into CAN communication signals, and the CAN communication signals are transmitted to the whole vehicle connected with the whole vehicle plug from one or two of a communication pin D and a communication pin E connected to the communication device.
And the communication pin C is connected with the communication pin F and used for transmitting a battery handshake signal.
At the moment, the battery and the whole vehicle are mutually matched after being connected with a whole vehicle plug and a power plug respectively.
Example 2
Preferably, the communication device is installed in the entire vehicle plug.
The other embodiments are the same as example 1.
In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the present invention.
Claims (5)
1. The utility model provides an electric motor car is with power cord that area changes communication protocol, includes power plug, whole car plug, pencil, power plug, whole car plug set up respectively at the pencil both ends, its characterized in that: the vehicle-mounted power supply further comprises a transfer communication device, wherein a single chip microcomputer is arranged on the transfer communication device, a transfer communication protocol is burnt in the single chip microcomputer, and the transfer communication device is electrically connected with the power plug and the vehicle plug respectively.
2. The power cord with the communication protocol for the electric vehicle according to claim 1, wherein: the power plug is provided with an output power end and an output communication end, the whole vehicle plug is provided with an input power end and an input communication end, the rotary communication device and the input power end are connected in parallel on the output power end, and the output communication end, the rotary communication device and the input communication end are sequentially connected in series.
3. The power cord with the communication protocol for the electric vehicle according to claim 2, wherein: the output power end comprises an anode pin A and a cathode pin A, the output communication end comprises a communication pin A, a communication pin B and a communication pin C, the input power end comprises an anode pin B and a cathode pin B, the input communication end comprises a communication pin D, a communication pin E and a communication pin F, the anode pin B is connected with the anode pin A, the cathode pin B is connected with the cathode pin A, the rotary communication device is connected with the anode pin A and the cathode pin A, the communication pin B, the communication pin D and the communication pin E are respectively connected to the rotary communication device, and the communication pin C is connected with the communication pin F.
4. The power cord with the communication protocol for the electric vehicle according to claim 1, wherein: the communication device is installed in the power plug.
5. The power cord with the communication protocol for the electric vehicle according to claim 1, wherein: the rotary communication device is installed in the whole vehicle plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120565915.2U CN214849396U (en) | 2021-03-19 | 2021-03-19 | Power line with switching communication protocol for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120565915.2U CN214849396U (en) | 2021-03-19 | 2021-03-19 | Power line with switching communication protocol for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214849396U true CN214849396U (en) | 2021-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120565915.2U Active CN214849396U (en) | 2021-03-19 | 2021-03-19 | Power line with switching communication protocol for electric vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN214849396U (en) |
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2021
- 2021-03-19 CN CN202120565915.2U patent/CN214849396U/en active Active
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