Double-gun charging pile system

Abstract

The utility model discloses a double-gun charging pile system which comprises a charging internet-of-things control module, a background monitoring module in signal interaction with the charging internet-of-things control module, a display unit, a BMS (battery management system), a rectifier module, a card reader and a direct-current electric energy meter. The charging gun signal terminal consists of 13 pins which are a pair of low-voltage auxiliary power supply electrodes, a pair of charging communication electrodes, a pair of feedback signal electrodes, a pair of control signal electrodes, a charging circuit connection confirmation signal electrode, a pair of negative sampling electrodes and a pair of positive sampling electrodes in sequence; wherein the negative sampling electrode is located between the charging circuit connection confirmation signal electrode and the positive sampling electrode, and a negative electrode in the negative sampling electrode is in short circuit with a positive electrode in the positive sampling electrode.

Description

Technical Field

[0001] The present invention relates to the field of charging pile circuits, and in particular to a dual-gun charging pile system. Background Art

[0002] With the development of social economy and the improvement of people's living standards, the development of new energy vehicles has been tremendous. As a new energy vehicle charging pile system, it is particularly important. To make it more efficient, the communication effect of the charging pile has to be improved. The existing double-gun charging piles use temperature control management and poor communication effect, which has always been the main problem that plagues the production of more efficient intelligent charging piles.

[0003] Therefore, it is necessary to develop a new dual-gun charging pile system to improve the charging temperature control and communication effect problems. Summary of the invention

[0004] In order to overcome the shortcomings of the prior art, the purpose of the present invention is to provide an improved dual-gun charging pile system, which strengthens the control of charging temperature and improves charging efficiency by adding a charging gun temperature control line - a three-wire connection method, designing 4 temperature probes, modifying the voltage sampling mode, and using a 485 sampling baud rate as the mainboard module communication method. The communication effect is enhanced, the uplink and downlink rates are increased, and the communication delay is reduced.

[0005] The present invention is achieved through the following technical solutions: a dual-gun charging pile system, including a charging Internet of Things control module, a background monitoring module that interacts with the electric Internet of Things control module signal, a display unit, a BMS, a rectifier module, a card reader and a DC energy meter, the charging Internet of Things control module has two completely identical charging gun signal terminals, the charging gun signal terminal is composed of 13 pins, which are a pair of low-voltage auxiliary power supply poles, a pair of charging communication poles, a pair of feedback signal poles, a pair of control signal poles, a charging circuit connection confirmation signal pole, a pair of negative sampling poles, and a pair of positive sampling poles, wherein the negative sampling pole is located between the charging circuit connection confirmation signal pole and the positive sampling pole, and the negative pole in the negative sampling pole is short-circuited with the positive pole in the positive sampling pole.

[0006] Furthermore, the dual-gun charging pile system has 4 temperature probes.

[0007] Furthermore, the mainboard module communication mode of the dual-gun charging pile system is 485 sampling baud.

[0008] Compared with the prior art, the present invention can achieve the following beneficial effects:

[0009] The negative electrode sampling electrode of the dual-gun charging pile system of the present invention is located between the charging circuit connection confirmation signal electrode and the positive electrode sampling electrode, and the negative electrode in the negative electrode sampling electrode is short-circuited with the positive electrode in the positive electrode sampling electrode, realizing the charging gun temperature control line-three-wire connection method, strengthening the control of charging temperature, and improving charging efficiency. In addition, the dual-gun charging pile system has 4 temperature probes, and the mainboard module communication mode of the dual-gun charging pile system is 485 sampling baud rate. The voltage sampling mode is modified to enhance the communication effect, improve the uplink and downlink rates, and reduce communication delays. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 The figure shows the structure schematic diagram of the dual-gun charging pile system of the present invention;

[0011] Figure 2 This is a schematic diagram of the signal terminal structure of the charging gun of the dual-gun charging pile system of the present invention. DETAILED DESCRIPTION

[0012] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0013] like Figure 1 As shown, an embodiment of the present invention discloses a dual-gun charging pile system, including a charging Internet of Things control module, a background monitoring module that interacts with the signal of the electric Internet of Things control module, a display unit, a BMS, a rectifier module, a card reader and a DC power meter.

[0014] like Figure 2 As shown, the charging IoT control module has two completely identical charging gun signal terminals, and the charging gun signal terminals are composed of 13 pins, which are a pair of low-voltage auxiliary power supply poles, a pair of charging communication poles, a pair of feedback signal poles, a pair of control signal poles, a charging circuit connection confirmation signal pole, a pair of negative sampling poles, and a pair of positive sampling poles, wherein the negative sampling pole is located between the charging circuit connection confirmation signal pole and the positive sampling pole, and the negative pole in the negative sampling pole is short-circuited with the positive pole in the positive sampling pole, realizing the charging gun temperature control line-three-wire connection method, strengthening the control of charging temperature, and improving charging efficiency. Furthermore, the dual-gun charging pile system has 4 temperature probes, and the mainboard module communication mode of the dual-gun charging pile system is 485 sampling baud rate, and the voltage sampling mode is modified to enhance the communication effect, improve the uplink and downlink rates, and reduce communication delays.

[0015] In summary, the negative electrode in the negative sampling electrode of the dual-gun charging pile system of the present invention is short-circuited with the positive electrode in the positive sampling electrode, realizing the three-wire connection method of the charging gun temperature control line, strengthening the control of the charging temperature, and improving the charging efficiency. The dual-gun charging pile system has 4 temperature probes, and the mainboard module communication mode of the dual-gun charging pile system is 485 sampling baud rate. The voltage sampling mode is modified to enhance the communication effect, improve the uplink and downlink rates, and reduce communication delays.

[0016] The above-mentioned embodiments are only preferred embodiments of the present invention, and cannot be used to limit the scope of protection of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention are within the scope of protection required by the present invention.

Claims

1. A dual-gun charging pile system, comprising a charging IoT control module, a background monitoring module that interacts with the charging IoT control module, a display unit, a BMS, a rectifier module, a card reader and a DC energy meter, characterized in that: The charging IoT control module has two identical charging gun signal terminals, which are composed of 13 pins, namely a pair of low-voltage auxiliary power supply poles, a pair of charging communication poles, a pair of feedback signal poles, a pair of control signal poles, a charging circuit connection confirmation signal pole, a pair of negative sampling poles, and a pair of positive sampling poles, wherein the negative sampling pole is located between the charging circuit connection confirmation signal pole and the positive sampling pole, and the negative pole in the negative sampling pole is short-circuited with the positive pole in the positive sampling pole.

2. The dual-gun charging pile system according to claim 1, characterized in that: The dual-gun charging pile system has 4 temperature probes.

3. The dual-gun charging pile system according to claim 1, characterized in that: The mainboard module communication mode of the dual-gun charging pile system is 485 sampling baud rate.

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