Household alternating current charging pile control system based on mobile phone control and charging reservation

Abstract

The invention discloses a household AC charging pile control system based on mobile phone control and charging reservation, and the system comprises a detection unit and a control unit, the detection unit is in adaptive power connection with the control unit, the detection unit is in electrical control connection with a household charging pile, and the detection unit is used for detecting the power supply current of the household charging pile. And the control unit is in electrical control connection with the household charging pile, and the control unit is used for detecting the current of the household charging pile. Through the arrangement of the wireless current sensor, the wireless current sensor can convert detected current information into a wireless signal, the control unit receives the wireless signal through the LORA wireless transmission module, and the communication address, the communication channel and the transmission rate of the LORA wireless transmission module can be adjusted in cooperation with a switch contained in the control unit; remote collection control is realized for reservation charging and other use operations, and market requirements are met.

Description

Technical Field

[0001] The present invention relates to the technical field of household charging piles, and in particular to a household AC charging pile control system based on mobile phone control and scheduled charging. Background Art

[0002] As electric vehicles become more common, more and more residential communities are installing home charging piles for easy charging. The power supply of home charging piles is provided by the power grid of the residential community. In order to avoid overload, home charging piles generally need to set a maximum limiting current, which is usually the design value of the community power grid.

[0003] The existing power grid in the old community is aging and outdated, so the current that the power grid can withstand is less than the designed value. In addition, the scope of application is relatively limited, and it cannot be controlled remotely by mobile phone. It does not meet the current market demand, greatly reduces the charging efficiency, and urgently needs to be developed. Summary of the invention

[0004] The purpose of the present invention is to provide a home AC charging pile control system and method based on mobile phone control and scheduled charging, so as to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a household AC charging pile control system based on mobile phone control and scheduled charging, comprising a detection unit and a control unit, wherein the detection unit is electrically connected to the control unit, and the detection unit is electrically controlled to the household charging pile, and the detection unit is used to detect the power current of the household charging pile, and send the detected current information to the control unit, and the control unit is electrically controlled to the household charging pile, and the control unit is used to detect the current of the household charging pile, and control its current according to the power current of the household charging pile, so as to ensure that the charging current of the household charging pile is within a preset power current value, and the detection unit contains a wireless current sensor, and the wireless current sensor converts the detected current information into a LORA wireless transmission module, and the LORA wireless transmission module is electrically controlled to the control unit, and the control unit can receive wireless signals through the LORA wireless transmission module.

[0006] Preferably, the control unit contains a switch for the communication address, communication channel and transmission rate of the LORA wireless transmission module.

[0007] Preferably, the control unit contains a main control chip, an electric energy measurement module and a voltage conversion circuit, and the voltage conversion circuit is adaptively connected to the main control chip and the electric energy measurement module.

[0008] Preferably, the electric energy measurement module is electrically connected to the main control chip, and the main control chip is electrically connected to the household charging pile.

[0009] Preferably, the electric energy measurement module includes a first measurement component, a second measurement component and a third measurement component, and the first measurement component, the second measurement component and the third measurement component are all used to detect the current and voltage of the multi-connection terminals of the home charging pile.

[0010] Preferably, the voltage conversion circuit can be used to convert the input voltage into an adaptive power supply, and the power supply is used to provide power to the main control chip, the LORA wireless transmission module and the power measurement module respectively.

[0011] Preferably, the control unit, the main control chip, the household charging pile and the LORA wireless transmission module are all adapted to the AC charging module and electrically controlled and connected. The cooperation of the LORA wireless transmission module and the AC charging module can realize that the control system can be controlled by mobile phone Bluetooth. The control unit interacts with the LORA wireless transmission module to facilitate the user's background remote control, and has the function of background control to achieve local scheduled charging, which allows users to choose to charge during the electricity off-peak period, save electricity bills, and effectively improve the function of background communication;

[0012] Preferably, the electric energy measurement module is connected to the multi-line adapter of the home charging pile. The electric energy measurement module is used to detect the current and voltage of the home charging pile, and transmit the current and voltage information to the main control chip. The main control chip ensures the safe use environment of the home charging pile based on whether the power current of the home charging pile is within the safety value.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] (1) This kind of household AC charging pile control system based on mobile phone control and scheduled charging, through the setting of wireless current sensor, the wireless current sensor can convert the detected current information into wireless signal, then the control unit receives the wireless signal through the LORA wireless transmission module, and cooperates with the switch contained in the control unit to adjust the communication address, communication channel and transmission rate of the LORA wireless transmission module, so as to realize remote collection control for scheduled charging and other operations, and meet market demand;

[0015] (2) This kind of home AC charging pile control system based on mobile phone control and scheduled charging can be used to detect the power current of the home charging pile through the setting of the detection unit, and send the detected current information to the control unit, which is used to detect the current of the home charging pile and control its current according to the power current of the home charging pile. The detection unit is used to detect the power current of the home charging pile in real time, and the current of the home charging pile is adjusted in real time according to the power current, so as to ensure that the current of the home charging pile does not exceed the power current, avoid the problem of charging overload and frequent tripping caused by the current of the home charging pile being greater than the power current, and improve the durability and safety of the control system;

[0016] (3) This home AC charging pile control system based on mobile phone control and scheduled charging, through the coordinated use of switches, power measurement modules and voltage conversion circuits, can realize the control system for scheduled charging and can achieve intelligent control of automatic stop when fully charged, effectively preventing the problem of stolen charging. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a block diagram of the control connection system between the detection unit and the control unit of the present invention;

[0018] Figure 2 This is a block diagram of the control connection system of the switch of the present invention with the main control chip, the electric energy measurement module and the voltage conversion circuit;

[0019] Figure 3 This is a system block diagram of the household charging pile of the present invention being controlled and connected with the detection unit, the control unit and the electric energy measurement module respectively;

[0020] Figure 4 This is a block diagram of the control connection system between the wireless current sensor and the LORA wireless transmission module of the present invention;

[0021] Figure 5 This is a block diagram of the specific control connection system between the household charging pile and the electric energy measurement module of the present invention;

[0022] Figure 6 This is a system block diagram of the AC charging module of the present invention being controlled and connected with a control unit, a main control chip, a home charging pile and a LORA wireless transmission module.

[0023] In the figure: 1. Detection unit; 101. Wireless current sensor; 2. Control unit; 3. Main control chip; 4. Switch; 5. Electric energy measurement module; 501. First measurement component; 502. Second measurement component; 503. Third measurement component; 6. Voltage conversion circuit; 7. Home charging pile; 8. LORA wireless transmission module; 9. AC charging module. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] See also Figure 1-6 , An embodiment provided by the present invention: A household AC charging pile control system based on mobile phone control and scheduled charging, comprising a detection unit 1 and a control unit 2, wherein the detection unit 1 is electrically connected to the control unit 2, and the detection unit 1 is electrically controlled to the household charging pile 7, wherein the detection unit 1 is used to detect the power current of the household charging pile 7, and send the detected current information to the control unit 2, wherein the control unit 2 is electrically controlled to the household charging pile 7, and the control unit 2 is used to detect the current of the household charging pile 7, and control the current according to the power current of the household charging pile 7, so as to ensure that the charging current of the household charging pile 7 is within a preset power current value, wherein the detection unit 1 contains a wireless current sensor 101, and the wireless current sensor 101 converts the detected current information into a LORA wireless transmission module 8, wherein the LORA wireless transmission module 8 is electrically controlled to the control unit 2, and the control unit 2 can receive wireless signals through the LORA wireless transmission module 8,

[0026] The wireless current sensor 101 can convert the detected current information into a wireless signal, and the control unit 2 receives the wireless signal through the LORA wireless transmission module 8, and cooperates with the switch 4 contained in the control unit 2 to adjust the communication address, communication channel and transmission rate of the LORA wireless transmission module 8, so as to realize remote collection and control for scheduled charging and other operations to meet market demand. The control unit 2 interacts with the LORA wireless transmission module 8 to facilitate the user's background remote control, and has the function of performing background control to achieve local scheduled charging, allowing users to choose to charge during off-peak hours, save electricity bills, and effectively improve the function of background communication.

[0027] The control unit 2 contains a switch 4 for the communication address, communication channel and transmission rate of the LORA wireless transmission module 8.

[0028] The control unit 2 contains a main control chip 3, an electric energy measurement module 5 and a voltage conversion circuit 6. The switch 4, the electric energy measurement module 5 and the voltage conversion circuit 6 are used in coordination to realize that the control system can perform scheduled charging and can achieve intelligent control of automatic stop when fully charged, effectively preventing the problem of stolen charging;

[0029] The voltage conversion circuit 6 is adaptively connected to the main control chip 3 and the electric energy measurement module 5. The electric energy measurement module 5 is multi-wire adaptively connected to the household charging pile 7. The electric energy measurement module 5 is used to detect the current and voltage of the household charging pile 7, and transmit the current and voltage information to the main control chip 3. The main control chip 3 ensures the safe use environment of the household charging pile 7 based on whether the power supply current of the household charging pile 7 is within the safety value.

[0030] The electric energy measurement module 5 is adaptively electrically connected to the main control chip 3 , and the main control chip 3 is adaptively connected to the household charging pile 7 .

[0031] The electric energy measurement module 5 includes a first measurement component 501 , a second measurement component 502 and a third measurement component 503 , and the first measurement component 501 , the second measurement component 502 and the third measurement component 503 are all used to detect the current and voltage of the multiple connection terminals of the home charging pile 7 .

[0032] The control unit 2, the main control chip 3, the household charging pile 7 and the LORA wireless transmission module 8 are all adapted to the AC charging module 9 and electrically controlled and connected. The cooperation between the LORA wireless transmission module 8 and the AC charging module 9 can realize the control system being controlled by mobile phone Bluetooth.

[0033] The voltage conversion circuit 6 can be used to convert the input voltage into an adaptive power supply, and the power supply is used to provide power to the main control chip 3, the LORA wireless transmission module 8 and the power measurement module 5 respectively.

[0034] When the embodiment of the present application is in use: the detection unit 1 is used to detect the power current of the home charging pile 7, and the detected current information is sent to the control unit 2. The current of the home charging pile 7 can be adjusted in real time according to the power current, so as to ensure that the current of the home charging pile 7 does not exceed the power current used within the safe range, effectively avoiding the problems of charging overload and frequent tripping caused by the current of the home charging pile 7 being greater than the power current, and improving the durability and safety of use of the control system. The wireless current sensor 101 can convert the detected current information into a wireless signal, and the control unit 2 receives the wireless signal through the LORA wireless transmission module 8, and then cooperates with the switch contained in the control unit 2 to adjust the communication address, communication channel and transmission rate of the LORA wireless transmission module 8, so as to achieve remote collection and control for scheduled charging and other use operations to meet market demand. During this period, through the coordinated use of the switch 4, the power measurement module 5 and the voltage conversion circuit 6, the control system can be scheduled for charging, and can achieve intelligent control of automatic stop when fully charged, effectively preventing the problem of stolen charging.

Claims

1. A home AC charging pile control system based on mobile phone control and scheduled charging, characterized in that: The invention comprises a detection unit (1) and a control unit (2), wherein the detection unit (1) and the control unit (2) are adapted to be electrically connected, the detection unit (1) is electrically controlled to be connected to a household charging pile (7), the control unit (2) is electrically controlled to be connected to the household charging pile (7), the detection unit (1) contains a wireless current sensor (101), the wireless current sensor (101) converts the detected current information into a LORA wireless transmission module (8), and the LORA wireless transmission module (8) is electrically controlled to be connected to the control unit (2).

2. The home AC charging pile control system based on mobile phone control and scheduled charging according to claim 1 is characterized in that: The control unit (2) contains a switch (4).

3. The home AC charging pile control system based on mobile phone control and scheduled charging according to claim 2 is characterized in that: The control unit (2) contains a main control chip (3), an electric energy measurement module (5) and a voltage conversion circuit (6); the voltage conversion circuit (6) is adaptively connected to the main control chip (3) and the electric energy measurement module (5).

4. The home AC charging pile control system based on mobile phone control and scheduled charging according to claim 3 is characterized by: The electric energy measurement module (5) is adaptively electrically connected to the main control chip (3), and the main control chip (3) is adaptively connected to the household charging pile (7).

5. The home AC charging pile control system based on mobile phone control and scheduled charging according to claim 4 is characterized in that: The electric energy measurement module (5) comprises a first measurement component (501), a second measurement component (502) and a third measurement component (503).

6. The home AC charging pile control system based on mobile phone control and scheduled charging according to claim 3 is characterized by: The voltage conversion circuit (6) can be used to convert the input voltage into an adaptive power supply, and the power supply is used to provide electric energy to the main control chip (3), the LORA wireless transmission module (8) and the electric energy measurement module (5) respectively.

7. The home AC charging pile control system based on mobile phone control and scheduled charging according to claim 3 is characterized by: The control unit (2), the main control chip (3), the household charging pile (7) and the LORA wireless transmission module (8) are all adapted to the AC charging module (9) and are electrically controlled and connected.

8. The home AC charging pile control system based on mobile phone control and scheduled charging according to claim 3 is characterized by: The electric energy measurement module (5) is connected to the household charging pile (7) through a multi-line adapter.

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