CN206712511U - A kind of charging device of modular assembly - Google Patents

Abstract

A modularly assembled charging device, comprising a housing and an AC input module, a rectifier module, and a DC output module placed in the housing and electrically connected to each other, the AC input module includes a leak protection integrated on the same strip substrate A circuit breaker, an AC contactor, multiple sets of first insulators, a lightning protector placed on the first insulators, and a three-phase incoming line bar are arranged in a straight line in a strip shape; the DC output module includes The BMS power supply, discharge resistor, fuse, multiple sets of second insulators, copper bars, DC relays, shunts, DC energy meters, intermediate relays, and terminals on the board are composed of rectangular shapes after being arranged up and down; the integrated The AC input module and the integrated DC output module are connected to form an L-shaped structure, and the rectifier module is located in the space formed by the AC input module and the DC output module in the casing. During production, the AC input module and the DC output module can be integrated and installed at the same time, without the need for separate installation one by one, which shortens the labor time and improves the assembly efficiency.

Description

A charging device for modular assembly

technical field

The utility model relates to the technical field of charging piles, in particular to a modularly assembled charging device.

Background technique

The components in the AC module and the DC module in the existing charging pile are scattered and do not have the function of modular arrangement. During assembly, the components in each module are assembled independently, and the components used are all Assembly line assembly, after the previous component is assembled, the next component is assembled, the assembly efficiency is low, the assembly time is long, and the labor intensity of the workers is high.

Utility model content

Aiming at the deficiencies in the prior art, the utility model provides a charging device with modular assembly. The components in the AC input module and the DC output module are separately integrated and then assembled, without the need for sequential assembly of components one by one.

In order to achieve the above purpose, the utility model adopts the following technical solution: a modularly assembled charging device, including a housing and an AC input module, a rectifier module, and a DC output module that are placed in the housing and are electrically connected to each other. The AC input module consists of a leakage circuit breaker integrated on the same strip substrate, an AC contactor, multiple sets of first insulators, a lightning protector placed on the first insulators, a three-phase incoming line bar, and a circuit breaker. Arranged in a strip shape; the DC output module includes a BMS power supply integrated on the same mounting board, a bleeder resistor, a fuse, multiple sets of second insulators, a DC relay, a shunt, a DC energy meter, an intermediate relay, wiring The terminals are formed and arranged up and down in a rectangular shape; the integrated AC input module and the integrated DC output module are connected to form an L-shaped structure, and the rectifier module is located in the space formed by the AC input module and the DC output module in the housing.

Compared with the prior art, the utility model has the following beneficial effects: the AC input module and the DC output module are respectively integrated and then assembled, and the components in the AC input module and the DC output module are respectively integrated separately. During production, it can At the same time, the AC input module and the DC output module are integrated and installed separately, eliminating the need to install them one by one, shortening labor time and improving assembly efficiency.

Description of drawings

Figure 1 is a schematic diagram of the overall internal structure of the utility model charging pile;

Fig. 2 is a schematic diagram of the connection layout of the AC input module and the DC output module of the utility model.

1. Shell, 2. AC input module, 3. DC output module, 4. Rectifier module, 20. Base plate, 21. Leakage circuit breaker, 22. Three-phase incoming line bar, 23. Surge protector, 24. AC Contactor, 25, first insulator, 26, copper bar, 30, intermediate relay, 31, side plate, 32, bottom plate, 33, circuit breaker, 34, terminal block; 35, BMS power supply, 36, second insulator, 37 , shunt, 38, fuse, 39, DC electric energy meter, 40 fixed frame.

detailed description

Referring to Fig. 1 and Fig. 2, a modularly assembled charging device includes a housing 1 and an AC input module 2, a rectifier module 4, and a DC output module 3 placed in the housing 1 and electrically connected to each other. The module 2 includes an earth leakage circuit breaker 21 integrated on the same strip substrate 20, an AC contactor 24, multiple sets of first insulators 25, and a three-phase incoming line bar 22, which are linearly arranged in a strip shape; adjacent A first copper bar 26 is arranged between the first insulators 25 , and a lightning protector 23 is arranged on each first insulator 25 . 2, wherein, the three-phase incoming line bar 22 is located at the edge of one end of the substrate 20, the leakage circuit breaker 21 is located at the edge of the other end of the substrate 20, and the first insulator 25 is fixed on the substrate 20 close to the three At the position of the phase incoming line bar 22 , the AC contactor 24 is fixed between the leakage circuit breaker 21 and the first insulator 25 . Straight-line strip integration, fast component installation, easy assembly of the entire module, and convenient wiring between components. The integrated AC input module 2 has an ingenious structure and convenient and tidy wiring.

The DC output module 3 includes a BMS power supply 35 integrated on the same mounting board, a bleeder resistor, a fuse 38, multiple sets of second insulators 36, a DC relay, a shunt 37, a DC energy meter 39, an intermediate relay 30, The connection terminal 34 and the circuit breaker 33 are formed and arranged up and down in a rectangular shape; each group of adjacent second insulators 36 is provided with a second copper bar; in addition, the mounting plate is composed of a side plate 31 and a bottom plate 32 L-shaped structure, the side of the bottom plate 32 opposite to the side plate 31 is connected to the base plate 20 . Furthermore, the multiple groups of second insulators 36 are four groups, and every two second insulators 36 connected up and down form a group; wherein two groups of second insulators 36 are located on the side of the bottom plate 32 away from the AC input module 2, and in addition Two sets of second insulators 36 are located on the bottom plate 32 near the other side edge of the bottom plate 32, four sets of second insulators 36 are arranged diagonally, wherein the two sets of second insulators 36 opposite to each other are connected with a high-level fuse 38, and in addition A shunt 37 is connected at a low level between two sets of opposite second insulators 36 . The bleed resistor and the connecting terminal 34 are diagonally arranged inside the side plate 31, the bleed resistor is located at a corner of the side plate 31 close to the edge of the bottom plate 32, and the connect terminal 34 is located at the corner of the side plate 31 and the bleed resistor location. The DC electric energy meter 39 is arranged between two groups of second insulators 36 through the fixing bracket 40, the BMS power supply 35 is fixed between the upper edge of the side plate 31 and the fixing bracket 40, and the intermediate relay 30 is fixed on a side close to the terminal 34. Above and connected to the group of second insulators 36, the DC relay is fixed between the two groups of second insulators 36 below the BMS power supply 35; the circuit breaker 33 is located outside the intermediate relay on the bottom plate. The upper and lower positions of the components are arranged so that the size of the DC output module 3 is reduced without affecting the arrangement and connection between the components. The integrated DC output module 3 has a compact structure.

The integrated AC input module 2 and the integrated DC output module 3 are connected to form an L-shaped structure, and the rectifier module 4 is located in the space formed by the AC input module 2 and the DC output module 3 in the housing 1 . The AC input module 2 and the DC output module 3 are separately integrated and then assembled. The components in the AC input module 2 and the DC output module 3 are separately integrated. During production, the AC input module 2 and the DC output module 3 can be simultaneously installed. Separately integrated installation, no need for separate installation one by one, shortened labor time, and improved assembly efficiency.

Finally, it is noted that the above embodiments are only used to illustrate the technical solutions of the present utility model without limitation. Although the utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the utility model can be Modifications or equivalent replacements of the technical solutions without departing from the purpose and scope of the technical solutions of the utility model shall be covered by the claims of the utility model.

Claims (6)

1. A modularly assembled charging device, comprising a housing and an AC input module, a rectifier module, and a DC output module placed in the housing and electrically connected to each other, characterized in that: the AC input module includes The leakage protection circuit breaker, the AC contactor, multiple sets of first insulators, the lightning protection device placed on the first insulator, the three-phase incoming line bar, and the circuit breaker are arranged in a straight line and form a bar shape; the DC The output module consists of BMS power supply, bleeder resistor, fuse, multiple sets of second insulators, DC relays, shunts, DC energy meters, intermediate relays, and wiring terminals integrated on the same mounting board, and is arranged in the upper and lower positions in a rectangular shape. Shape; the integrated AC input module and the integrated DC output module are connected to form an L-shaped structure, and the rectifier module is located in the space formed by the AC input module and the DC output module in the casing. 2. A modular assembly charging device according to claim 1, characterized in that: the three-phase incoming line row is located at the edge of one end of the substrate, and the leakage circuit breaker is located at the edge of the other end of the substrate, so The first insulator is fixed on the base plate near the three-phase incoming line bar, and the AC contactor is fixed between the leakage circuit breaker and the first insulator. 3 . The modularly assembled charging device according to claim 1 , wherein the mounting plate is an L-shaped structure composed of side plates and a bottom plate, and the corresponding sides of the bottom plate and the side plates are connected to the base plate. 4 . 4. A modularly assembled charging device according to claim 3, characterized in that: the multiple sets of second insulators are four sets, and every two second insulators connected up and down form one set; two sets of them The second insulator is located on the side of the base plate away from the AC input module, and the other two sets of second insulators are located on the base plate near the edge of the other side of the base plate. The four sets of second insulators are arranged diagonally, of which the opposite two sets of second insulators A fuse is connected at a high level between them, and a shunt is connected at a low level between the other two sets of opposite second insulators. 5. A modularly assembled charging device according to claim 4, characterized in that: the discharge resistor and the connecting terminal are arranged diagonally inside the side plate, and the discharge resistor is located at a corner of the side plate close to the bottom plate At the edge position, the terminal is located at the diagonal position between the side plate and the bleeder resistor. 6. A charging device for modular assembly according to claim 5, characterized in that: the DC electric energy meter is arranged between two groups of second insulators through a fixing frame, and the BMS power supply is fixed on the edge of the side plate and fixed Between the racks, the intermediate relay is fixed above and connected to a group of second insulators close to the terminal, and the DC relay is fixed between the two groups of second insulators below the BMS power supply; the circuit breaker is located outside the intermediate relay on the bottom plate.