CN218675717U - Electric motorcycle car control circuit based on thing networking - Google Patents

Abstract

The utility model belongs to the technical field of electric motorcycle control, and provides an electric motorcycle control circuit based on the Internet of things, which comprises a control module, and a wired communication module and a wireless communication module which are connected with the control module; the wired communication module is also electrically connected with the vehicle controller, the wireless communication module is used for being connected with the cloud server, and data information in the running process of the electric motorcycle can be uploaded to the cloud server through the circuit. The utility model has the advantages of can follow the data information that electric motorcycle car vehicle-mounted controller gathered electric motorcycle car in service through wired communication module, but through orientation module real-time detection electric motorcycle car's positional information, can send the cloud ware with data information and positional information of electric motorcycle car in service through wireless communication module, realize the storage and the monitoring to electric motorcycle car position and state data.

Description

Electric motorcycle car control circuit based on thing networking

Technical Field

The utility model relates to an electric motorcycle car control technology field especially relates to an electric motorcycle car control circuit based on thing networking.

Background

The electric motorcycle is one kind of electric vehicle, and the battery is used to drive the motor. The electric driving and controlling system consists of driving motor, power source, speed regulating controller of motor, etc. Electric motorcycles are different from electric bicycles in terms of speed per hour, overall mass, electric power, and the like, and are more likely to cause damage and traffic accidents than electric bicycles due to poor use of electric motorcycles. Therefore, it is necessary to realize the communication between the monitoring platform and the vehicle-mounted communication terminal by using the internet of things and further acquire the state parameters of the vehicle terminal.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric motorcycle car control circuit based on thing networking for solve above-mentioned problem.

In order to realize the purpose, the utility model discloses a technical scheme be:

an electric motorcycle car control circuit based on thing networking includes: the wireless communication module is connected with the control module;

the wired communication module is also electrically connected with the vehicle controller, the wireless communication module is used for being connected with the cloud server, and data information in the operation process of the electric motorcycle can be transmitted to the cloud server through the circuit.

Furthermore, a control chip and a peripheral circuit thereof are arranged in the control module, a twelfth pin, a twenty-second pin and a twenty-third pin of the control chip are all connected with the wired communication module, and a thirty-third pin, a forty-fifth pin and a forty-sixth pin of the control chip are all connected with the wireless communication module.

Furthermore, a wireless communication chip is arranged in the wireless communication module, an eighth pin and a ninth pin of the wireless communication chip are respectively connected with a forty-sixth pin and a forty-fifth pin of the control chip, a thirty-second pin of the wireless communication chip is connected with the first antenna, and the wireless communication chip receives data information sent by the control chip through the eighth pin and the ninth pin and transmits the data information to the cloud server through the antenna.

Further, a 485 communication circuit is arranged in the wired communication module, and the 485 communication circuit acquires data information of the electric motorcycle in operation through a vehicle controller.

Further, the system also comprises a positioning module, wherein the positioning module acquires the position information of the electric motorcycle through a second antenna and transmits the position information to the cloud server through the control module and the wireless communication module.

Furthermore, the wireless communication device comprises a power supply module which is used for supplying power to the control module, the wired communication module and the wireless communication module.

Further, the power module includes:

the first conversion circuit is used for converting an input power supply into a first preset power supply;

the control module power supply circuit converts a first preset power supply into a power supply required by the work of the control module;

the wireless communication module power supply circuit converts a first preset power supply into a power supply required by the work of the wireless communication module;

and the second conversion circuit is used for converting the input power supply into a second preset power supply, and the second preset power supply supplies power to the wired communication module.

Compared with the prior art, the utility model, contain following beneficial effect at least:

the utility model discloses a data information of electric motorcycle car in service can be followed to wired communication module and the data information of electric motorcycle car in service is gathered to on-vehicle controller of electric motorcycle car, but through orientation module real-time detection electric motorcycle car's positional information, can be with the data information and the positional information transmission of electric motorcycle car in service to the cloud ware in through wireless communication module, realize the storage and the monitoring to electric motorcycle car position and state data.

Drawings

Fig. 1 is a schematic diagram of an architecture of a control circuit according to an embodiment of the present invention;

fig. 2 is a circuit diagram of a control module in an embodiment of the present invention;

fig. 3 is a circuit diagram of a wireless communication module according to an embodiment of the present invention;

fig. 4 is a circuit diagram of a wired communication module according to an embodiment of the present invention;

fig. 5 is a circuit diagram of a positioning module in an embodiment of the present invention;

fig. 6 is a circuit diagram of a power module according to an embodiment of the present invention.

Detailed Description

It should be noted that all the directional indicators (such as up, down, left, right, front, back, 8230; \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the descriptions in the present application as to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

The following are specific embodiments of the present invention, and the technical solutions of the present invention are further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, the utility model provides an electric motorcycle car control circuit based on thing networking, including control module and the power module, orientation module, wired communication module and the wireless communication module of being connected with control module.

The wired communication module is also electrically connected with the vehicle controller, the wireless communication module is used for being connected with the cloud server, and data information of the electric motorcycle in operation can be uploaded to the cloud server through the control circuit, so that the position and state data of the electric motorcycle can be stored and monitored, potential safety hazards of vehicles can be obtained through analysis and corrected, the safety of the electric motorcycle is improved, and the risk of theft of the electric motorcycle is reduced.

As shown in fig. 2, a control chip U1 and peripheral circuits thereof are arranged in the control module, the model of the control chip U1 is STM32G070CBT6, a twelfth pin, a twenty-second pin and a twenty-third pin of the control chip U1 are all connected with the wired communication module, and a thirty-third pin, a forty-fifth pin and a forty-sixth pin of the control chip U1 are all connected with the wireless communication module.

As shown in fig. 3, a wireless communication chip U3 and a SIM interface circuit are disposed in the wireless communication module, the wireless communication chip U3 adopts a 2G wireless communication mode, an eighth pin and a ninth pin of the wireless communication chip U3 are respectively connected to a forty-sixth pin and a forty-fifth pin of the control chip U1, a thirty-second pin of the wireless communication chip U3 is connected to the first antenna, and the wireless communication chip U3 receives data information sent by the control chip U1 through the eighth pin and the ninth pin and transmits the data information to the cloud server through the first antenna.

As shown in fig. 4, a 485 communication circuit is arranged in the wired communication module, a 485 communication chip U5 is arranged in the 485 communication circuit, a third pin and a sixth pin of the 485 communication chip are connected with a twenty-third pin and a twenty-second pin of the control chip U1, and through the connection between the pins, the control chip U1 can acquire data information of the electric motorcycle in operation through the wired communication module connected with the vehicle controller.

As shown in fig. 5, a GPS positioning chip U7 is disposed in the positioning module, a first pin of the positioning chip U7 is connected to the second antenna, an eighth pin and a ninth pin of the positioning chip U7 are connected to the thirteenth pin and the fourteenth pin of the control chip U1, and the positioning module acquires the position information of the electric motorcycle through the second antenna and transmits the position information to the cloud server through the control module and the wireless communication module.

The fifth pin of the GPS chip U7 is also connected with a standby battery through a resistor R25, when the electric motorcycle is not started, the standby battery supplies power for the GPS chip U7, and provides a position signal of the electric motorcycle in real time, so that people can monitor the position information of each electric motorcycle through a terminal.

As shown in fig. 6, the power module includes a first converting circuit, a control module power supply circuit, a wireless communication module power supply circuit, and a second converting circuit. The first conversion circuit converts a 12V input power supply into a first preset power supply through a chip U4, and the control module power supply circuit converts the first preset power supply into a power supply required by the work of the control module through a chip U2.

The power supply circuit of the wireless communication module converts the first preset power supply into a power supply required by the work of the wireless communication module through the level conversion circuit.

The level conversion circuit comprises an MOS transistor Q1, an MOS transistor Q2, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R15, a triode Q3, a triode Q4, a capacitor C38 and a capacitor C4. The level conversion circuit comprises two parts, wherein one part is used for supplying power to the wireless communication module, and the other part is used for supplying power to a GPS positioning chip U7 in the positioning module. After the level conversion circuit receives the signal of the control chip U1, the triode Q3 and the triode Q4 are conducted, and the power required by the work of the first preset power supply and the control module can be converted into the power required by the wireless communication module and the power required by the GPS positioning chip U7 respectively through the MOS tube Q1 and the MOS tube Q2.

The second conversion circuit converts an input power supply into a second preset power supply through the chip U6, and the second preset power supply supplies power to the wired communication module.

The utility model discloses a theory of operation does: after the power supply of the electric motorcycle is started, the power supply module can convert an input power supply into the power supply required by each module, chips in each module can be started, and although the modules are connected on a data protocol, subsequent data transmission can be carried out. When the electric motorcycle runs on a road, the 485 communication circuit can acquire running data information of the electric motorcycle in real time, the positioning module acquires position information of the electric motorcycle in real time, the data information and the position information of the electric motorcycle are transmitted to the control chip U1 through connection established between the positioning module and the control chip U1, then the information is uploaded to a server in real time through the wireless communication module, and people can process data in the server by building an application platform and obtain required information from the data.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (4)

1. The utility model provides an electric motorcycle car control circuit based on thing networking which characterized in that includes: the wireless communication module is connected with the control module;

the wired communication module is also electrically connected with the vehicle controller, the wireless communication module is used for being connected with the cloud server, and data information in the running process of the electric motorcycle can be transmitted to the cloud server through the circuit;

a twelfth pin, a twenty-second pin and a twenty-third pin of the control chip are all connected with the wired communication module, and a thirty-third pin, a forty-fifth pin and a forty-sixth pin of the control chip are all connected with the wireless communication module;

the wireless communication module is internally provided with a wireless communication chip, an eighth pin and a ninth pin of the wireless communication chip are respectively connected with a forty-sixth pin and a forty-fifth pin of the control chip, a thirty-second pin of the wireless communication chip is connected with the first antenna, and the wireless communication chip receives data information sent by the control chip through the eighth pin and the ninth pin and transmits the data information to the cloud server through the antenna;

the wired communication module is internally provided with a 485 communication circuit, and the 485 communication circuit acquires data information of the electric motorcycle in operation through a vehicle controller.

2. The Internet of things-based electric motorcycle control circuit as claimed in claim 1, further comprising a positioning module, wherein the positioning module acquires position information of the electric motorcycle through a second antenna, and transmits the position information to a cloud server through the control module and the wireless communication module.

3. The Internet of things-based electric motorcycle control circuit as claimed in claim 1, comprising a power module for supplying power to the control module, the wired communication module and the wireless communication module.

4. The Internet of things-based electric motorcycle control circuit as claimed in claim 3, wherein the power supply module comprises:

the first conversion circuit is used for converting an input power supply into a first preset power supply;

the control module power supply circuit converts a first preset power supply into a power supply required by the work of the control module;

the wireless communication module power supply circuit converts a first preset power supply into a power supply required by the work of the wireless communication module;

and the second conversion circuit is used for converting the input power supply into a second preset power supply, and the second preset power supply supplies power to the wired communication module.

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