TWI831211B - Charging station with warning device and operation method thereof - Google Patents

Abstract

A charging station with a warning device is disclosed. The charging station comprises: a charging body which has a power supply unit and a warning device, and the power supply device provides a power source; a charging plug which has a first flow guiding device, the first flow guiding is used to absorb gas and particles around the charging plug, and a charging line is mounted between the charging body and the charging plug to transmit the power source from the charging body to the charging plug. Specifically, the waring device detect whether the gas and particles are abnormal when absorbing the gas and the particles, and the waring device will generate a warning signal and power off the charging plug if the abnormal is detected.

Description

Charging pile with early warning device and its operation method

The present disclosure generally relates to charging piles, and specifically, the present disclosure relates to charging piles with early warning devices.

Existing electric vehicles can be charged via an adapter connected to the mains power supply (mains socket) at the user's home or through a commercial charging station set up by the electric vehicle manufacturer. The power company will deliver the electricity to the AC equipment at the commercial charging station, and then charge the electric vehicle through the charger at the charging pile. When charging, the user must use the charging adapter carefully. Charging adapters usually need to be installed outdoors. Once moisture, dust or foreign matter enters the charging adapter or charging components and causes overheating and fire, unpredictable losses will occur.

In view of this, how to make charging piles achieve the required waterproof, fireproof, dustproof and cooling effects is a topic that relevant personnel in this technical field need to think about and solve.

In one embodiment, a charging pile with an early warning device of the present disclosure includes: the charging body includes a power supply unit and an early warning device, and the power supply unit is used to provide power; the charging gun includes a first flow guide device, and the first flow guide device is used to Absorb gas and particles around the charging gun; and the charging pipeline is arranged between the charging body and the charging gun to connect the charging body and the charging gun, and transmit power from the charging body to the charging gun; Among them, when the early warning device receives the gas and particles absorbed by the first diversion device, it will detect whether the concentration of the gas and the particles are abnormal. If an abnormality is detected, a warning signal will be generated and the charging pile will be charged. Power off operation.

In one embodiment, the method for reducing leakage current of the present disclosure is suitable for electronic devices, including: connecting the first metal to the first insulating layer; the electronic component receives a time-varying signal; the first metal layer receives a controllable voltage; and controls the The voltage value of the controlled voltage reduces the current value of the leakage current generated by the electronic device.

In another embodiment, the electronic device of the present disclosure includes: a multi-layer circuit board provided with a second metal layer, a second insulating layer, a first metal layer and a first insulating layer in sequence, and the second insulating layer is provided on the first metal layer. and the second metal layer, the first metal layer is disposed between the first insulating layer and the second insulating layer; and the electronic component has an input terminal electrically connected to the second metal layer, wherein when the input terminal of the electronic component receives When receiving a signal, the first metal layer receives the controllable voltage and adjusts the voltage value of the controllable voltage to reduce the current value of the leakage current generated by the electronic components and the circuit board.

1: Charging pile

11:Charging body

12:Charging gun

13:Charging pipeline

14: Things to be charged

15: Receiving device

111:Power supply unit

112: Early warning device

113:First communication unit

114: Diversion device

12:Charging gun

121: Diversion device

122: Second communication unit

123:Display unit

121a: Auxiliary diversion unit

122b: Induction unit

122c: Processing unit

122d: memory unit

FIG. 1 shows a block diagram of a charging pile 1 with an early warning device according to an embodiment of the present disclosure.

Figure 2 shows a block diagram of an early warning device according to the present disclosure.

Figure 3 is an operation diagram of a charging pile with an early warning device according to an embodiment of the present disclosure.

FIG. 4 shows a gas or particle flow diagram in an abnormal state according to an embodiment of the present disclosure.

Figure 5 shows an operation method of a charging pile with an early warning device according to an embodiment of the present disclosure.

Figure 6 shows the charging operation between the charging pile and the object to be charged (electric vehicle) according to an embodiment of the present disclosure. Figure.

FIG. 1 shows a block diagram of a charging pile 1 with an early warning device according to an embodiment of the present disclosure. The charging pile 1 can be hot plugged into the receiving device 15 under normal conditions. As shown in FIG. 1 , the charging pile 1 includes: a charging body 11 , a charging gun 12 and a charging pipeline 13 . The charging body 11 includes a power supply unit 111 and an early warning device 112. The power supply unit 111 is used to provide power. The charging gun 12 includes a first flow guide device 121. The first flow guide device 121 is used to absorb gas and particles around the charging gun 12. The charging gun 12 can charge the object 14 to be charged. The object 14 to be charged can be an electric vehicle or an electric vehicle. Charging electrical appliances. The charging pipeline 13 is provided between the charging body 11 and the charging gun 12 to connect the charging body 11 and the charging gun 12 and transmit power from the charging body 11 to the charging gun 12 . In particular, when the early warning device 112 receives the gas and particles absorbed by the first flow guide device 121, it will detect whether the concentration of the gas and the particles are abnormal. If an abnormality is detected, a warning signal will be generated and the alarm will be issued. Charging pile 1 performs power-off operation.

The charging body 11 of the present disclosure also includes a first communication unit 113 and a second flow guide device 114. The first communication unit 113 is connected to the early warning device 112 to transmit the warning signal generated by the early warning device 112 to the receiving device 15. The receiving device 15 can be a mobile device or a central control room. The mobile device can be a mobile phone, a tablet or a laptop computer. etc., the aforementioned central control room can be a monitoring power center, etc. The charging gun 12 of the present disclosure also includes a second communication unit 122 and a display unit 123. The second communication unit 122 receives the warning signal sent by the charging body 11. The display unit 123 is used to display the operating parameters of the charging pile 1 and receive the warning signal sent by the second communication unit 122, and displays the abnormal status and status according to the warning signal. Kind. The aforementioned operating parameters include the charging status of the charging pile, voltage, ampere, charging cost, or a combination thereof. Abnormal conditions and types include abnormal conditions such as excessive temperature and overheating, excessive humidity, abnormal gases and particles, etc.

Figure 2 shows a block diagram of an early warning device according to the present disclosure. As shown in Figure 2, the early warning device 112 also includes an auxiliary flow guide unit 121a, a sensing unit 121b, a processing unit 121c and a memory unit 121d. The auxiliary flow guide unit 121a is used to receive the gas and particles absorbed by the first flow guide device 121. The sensing unit 121b is used to sense whether there is any abnormality in the gas and particles, and generate a notification signal if there is any abnormality. The processing unit 121c is connected to the sensing unit 121b, receives communication signals and generates warning signals, and performs a power-off operation on the power supply unit 111.

FIG. 3 is an operation diagram of the charging pile 1 with an early warning device according to an embodiment of the present disclosure. Please refer to FIG. 1 and FIG. 2 . The charging pile 1 includes a charging body 11 , a charging gun 12 and a charging pipeline 13 . The early warning device 112 is provided on the charging body 11 and the display unit 123 is provided on the charging gun 12 . The charging gun 12 can charge the object 14 to be charged. During the charging process, if the power current provided by the charging gun 12 is overheated or the surrounding environment has abnormal conditions such as fire, leakage, water intrusion, etc., the charging gun 12 will A diversion device 121 will absorb abnormal gas or particles and transmit them to the early warning device 112 in the charging body 11 through the charging pipeline 13. The early warning device 112 will detect whether the gas and particles are indeed in an abnormal state. If after detection If it is indeed abnormal, a warning signal will be generated and the charging pile will be powered off to stop charging the object to be charged.

FIG. 4 shows a gas or particle flow diagram in an abnormal state according to an embodiment of the present disclosure. As shown in Figure 4, when the charging gun 12 absorbs the gas and particles around the charging gun 12 through the first internal flow guide device, at the same time, there is also a second flow guide device operating in the charging body to divert the first flow guide. The gas and particles absorbed by the device are absorbed into the charging body 11 through the charging pipeline 13. When the gas and particles pass through the early warning device 112 in the charging body, the early warning device 112 will detect whether the gas and particles are abnormal. If an abnormality is detected, (such as overheating, fire smoke, excessive humidity, etc.), a warning signal will be generated, and the charging pile will be powered off. Finally, the second diversion device will discharge the gas and particles out of the charging body 11. In addition, the display unit 123 will display the operating parameters of the charging pile and receive warning signals. If the charging pile detects an abnormality, the display unit 123 will display the abnormal status and type according to the warning signal. The aforementioned operating parameters include the charging status of the charging pile, Voltage, ampere, charging cost, or a combination thereof. Abnormal conditions and types include excessive temperature and overheating, excessive humidity, abnormal gases and particles, and other abnormal conditions.

Figure 5 shows an operation method of a charging pile with an early warning device according to an embodiment of the present disclosure. Referring to Figures 1 and 5, this operation method includes: providing a charging pile 1 including a charging body 11, a charging gun 12 and a charging pipeline 13, wherein the charging body 11 includes a power supply unit 111 and an early warning device 112 (step 501); When the charging gun 12 is operating, the first flow guide device 121 in the charging gun 12 will absorb the gas and particles around the charging gun 12 (step s502); and transmit the gas and particles to the charging body 11 through the charging pipeline 13 (step s503). ); and when gas and particles enter the charging body 11, the early warning device 112 in the charging body 11 will detect whether the concentration of the gas and the particles are abnormal. If an abnormality is detected, a warning signal will be generated and the charging pile 1 will be charged. Power off operation (step s504).

In this embodiment, the step of detecting whether the gas concentration and particles of the gas are abnormal also includes: sensing whether the gas concentration and particles of the gas are abnormal, and generating a notification signal if there is an abnormality; generating a warning signal according to the notification signal, and charging the battery. Pile 1 is powered off; and the time when the warning signal is generated and the abnormal status are recorded. In this embodiment, the charging body 11 of the present disclosure also includes a first communication unit 113 and a second flow guide device 114. The first communication unit 113 is connected to the early warning device 112 to transmit the warning signal generated by the early warning device 112 to the receiving device 15. The receiving device 15 can be a mobile device or a central control room. The mobile device can be a mobile phone, a tablet or a laptop computer. etc., the aforementioned central control room can be a monitoring power center, etc. The charging gun 12 of the present disclosure also includes a second communication unit 122 and a display unit 123. The second communication unit 122 receives the warning signal sent by the charging body 11. The display unit 123 is used to display the operating parameters of the charging pile 1 and receive the warning signal sent by the second unit 122, and displays the abnormal status and type according to the warning signal. . The aforementioned operating parameters include the charging status of the charging pile, voltage, ampere, charging cost, or a combination thereof. Abnormal conditions and types include abnormal conditions such as excessive temperature and overheating, excessive humidity, abnormal gases and particles, etc.

FIG. 6 shows an operation diagram of charging between a charging pile and an object to be charged (electric vehicle) according to an embodiment of the present disclosure. Please refer to Figure 6 and Figure 3 at the same time. As shown in Figure 6, the charging body 11 of the charging pile can charge the object 14 to be charged. During the charging process, if the power current provided by the charging body 11 of the charging pile is overheated or there is a fire, leakage, or water intrusion in the surrounding environment, When there is a related abnormal state, the display unit 123 will display the abnormal state to remind, and perform a power-off operation on the charging pile to stop charging the object to be charged.

In the charging pile with an early warning device disclosed in the present disclosure, as long as its internal components (such as conductive clips, terminals, cables, etc.) are over-temperature or smoke, it can automatically stop charging and turn off the power supply, and immediately transmit over-temperature and Smoke messages are sent to the central control room or mobile phone warning reminders (for example, the car owner is notified through APP or WIFI or RS-485 is transmitted to the central control room), or there are components in the charging pile that have large currents passing through them or the connection point of the electric vehicle charging gun ( For example, cable terminals, charging gun conductive clips, etc.), as long as there is overtemperature or smoke, it can automatically stop charging and turn off the power immediately, and immediately transmit overtemperature and smoke messages to the central control room or mobile phone warning reminder. In the charging pile with an early warning device disclosed in the present disclosure, the early warning device with intelligent detection of abnormal temperature rise is installed in the charging body of the charging pile. The charging body is equipped with a fan or other related diversion device. Through the charging pipeline peripherals The air supply pipe draws the gas with abnormal temperature rise from the charging gun into the charging body for detection. In addition to the abnormal temperature rise detection system (high temperature but often no smoke), the charging pile with an early warning device disclosed in the present disclosure can also include a light-sensing smoke detection system (traditional smoke detection, smoke has been emitted), and thus can be used in advance warning to prevent the fire from spreading further. The disclosed charging pile with an early warning device can detect temperature and smoke to provide early warning notification and power outage. Before high temperatures cause malfunctions or fires, early warning notifications can be given to relevant personnel and power outage measures can be taken.

The present disclosure has been described by the above-mentioned related embodiments, but the above-mentioned embodiments are only examples of implementing the present disclosure. It must be noted that the disclosed embodiments do not limit the scope of the present disclosure. On the contrary, modifications and equivalent arrangements within the spirit and scope of the claimed patent are included in the scope of this disclosure.

1: Charging pile

11:Charging body

12:Charging gun

13:Charging pipeline

14: Things to be charged

15: Receiving device

111:Power supply unit

112: Early warning device

113: First communication unit

114: Diversion device

12:Charging gun

121: Diversion device

122: Second communication unit

123:Display unit

Claims (8)

A charging pile with an early warning device, including: a charging body, including a power supply unit and an early warning device, the power supply unit is used to provide a power supply; a charging gun, including a first guide device, the first guide device for absorbing a gas and a particle around the charging gun; and a charging pipeline, disposed between the charging body and the charging gun, for connecting the charging body and the charging gun, and for connecting the power supply from the charging body transmit the gas and the particles to the charging gun, and transmit the gas and the particles to the early warning device; wherein, when the early warning device receives the gas and the particles absorbed by the first diversion device, it will detect the gas Whether the gas concentration and the particles are abnormal, if abnormality is detected, a warning signal will be generated and the charging pile will be powered off. The charging pile according to claim 1, wherein the charging body further includes: a second flow guide device for absorbing and discharging the gas and the particles; and a communication unit connected to the early warning device for transmitting the The warning signal generated by the early warning device is transmitted to a receiving device. The charging pile according to claim 2, wherein the receiving device includes one of a mobile device or a central control room. The charging pile as described in claim 1, wherein the charging gun further includes: a display unit for displaying an operating parameter of the charging pile and the warning signal generated by the early warning device, wherein the operating parameter includes the charging The pile's state of charge, voltage, amps, charge rate, or a combination thereof. The charging pile according to claim 1, wherein the early warning device further includes: an auxiliary flow guide unit for receiving the gas and the particles absorbed by the first flow guide device; a sensing unit for Sensing the gas concentration of the gas and whether the particles are abnormal, and if there is any abnormality, a notification signal is generated; a processing unit is connected to the sensing unit, receives the notification signal, generates a warning signal, and performs operations on the power supply unit Power off; a memory unit connected to the processing unit to record the time when the processing unit generates the warning signal and the abnormal state. The charging pile according to claim 5, wherein the sensing unit includes one of temperature sensing, odor sensing, smoke sensing, humidity sensing or a combination thereof. A method of operating a charging pile with an early warning device, including: providing a charging pile including a charging body, a charging gun and a charging pipeline, wherein the charging body includes a power supply unit and an early warning device; when the charging gun is operated At this time, a first flow guide device in the charging gun will absorb a gas and a particle around the charging gun; transfer the gas and the particles to the charging body through a charging pipeline; when the gas and the particles enter the When charging the body, the early warning device in the charging body will detect whether the concentration of the gas and the particles are abnormal. If the abnormality is detected, a warning signal will be generated and the charging pile will be powered off. The method of claim 7, wherein the step of detecting the gas concentration of the gas and whether the particles are abnormal also includes: Sense the gas concentration of the gas and whether the particles are abnormal, and generate a notification signal if there is an abnormality; generate a warning signal based on the notification signal, and power off the charging pile; and record the time when the warning signal is generated and the abnormal status.

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