CN214544077U

CN214544077U - Novel AC input unit equipment

Info

Publication number: CN214544077U
Application number: CN202120138301.6U
Authority: CN
Inventors: 卢志军; 冷旭东; 吕刚; 罗平东
Original assignee: Shenzhen Tieon Energy Technology Co Ltd
Current assignee: Shenzhen Tieon Energy Technology Co Ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-10-29
Anticipated expiration: 2031-01-19

Abstract

The utility model discloses a novel exchange input unit equipment, include: the box body is provided with a wall body and a containing cavity inside the wall body, and the wall body is provided with a plurality of open holes; an AC input switch; an AC connector; an AC contactor; secondary wire plugging terminals; the alternating current input switch, the alternating current connector, the alternating current contactor and the secondary wire plugging terminal are arranged in the accommodating cavity, and the alternating current input switch, the alternating current connector and the secondary wire plugging terminal are exposed through the open hole. Reduce a large amount of secondary wiring, realize pre-production and integration and overhaul, save bulk production and maintenance cost, inside adopts to inserting formula secondary terminal, so do not have any secondary line, production, installation, maintenance standardization level are fairly high, greatly stabilize and improve product quality, and all I/O ports are plug-in structure, the maintenance and the operation and maintenance of side.

Description

Novel AC input unit equipment

Technical Field

The utility model relates to a transmission system technical field, in particular to novel AC input unit equipment.

Background

The AC input mode of the DC power supply system of the AC-DC integrated system on the market is as follows: the self-made monitoring unit module or ATS is installed in a distributed mode with electric elements such as switches and contactors, and combined randomly and is not coordinated with the whole technology of the intelligent substation.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a novel ac input unit device, which can effectively solve the problems of the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel ac input unit device comprising:

the box body is provided with a wall body and a containing cavity inside the wall body, and the wall body is provided with a plurality of open holes;

an AC input switch;

an AC connector;

an AC contactor;

secondary wire plugging terminals;

the alternating current input switch, the alternating current connector, the alternating current contactor and the secondary wire plugging terminal are arranged in the accommodating cavity, and the alternating current input switch, the alternating current connector and the secondary wire plugging terminal are exposed through the open hole.

Wherein, still including exchanging monitoring screen, lightning protection circuit breaker and lightning protection surge protector, exchange monitoring screen lightning protection circuit breaker with lightning protection surge protector locates hold the intracavity and pass through the trompil exposes.

The wall body comprises a first wall body and a second wall body, the alternating current input switch, the alternating current monitoring screen, the lightning protection circuit breaker and the lightning protection surge protector are exposed through the open hole of the first wall body, the alternating current connector and the secondary wire plug terminal are exposed through the open hole of the second wall body, and the secondary wire plug terminal is an opposite-insertion type secondary terminal.

Further, the number of the alternating current input switches is two.

Further, the alternating current connector comprises an alternating current input connector and an alternating current output connector, and the number of the alternating current input connectors is two.

Furthermore, the number of the alternating current contactor and the number of the secondary wire plugging terminals are two.

Furthermore, the box body is characterized by further comprising a monitoring unit, wherein the monitoring unit is arranged in the accommodating cavity and fixedly connected with the box body.

Further, the device also comprises at least two alternating current input warning lamps and two power supply and communication indicator lamps.

Further, the monitoring unit with exchange input switch with the ac contactor electric connection, lightning protection surge protector with lightning protection circuit breaker electric connection, lightning protection circuit breaker with the ac contactor electric connection.

Furthermore, the direct current system cabinet is further included, the box body is detachably connected with the direct current system cabinet, and the alternating current input connector and the alternating current output connector are plug-in ports.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model relates to a rationally, convenient to use reduces a large amount of secondary wiring, realizes producing in advance and the integration is overhauld, saves a large amount of production and maintenance cost, and inside adoption is to inserting formula secondary terminal, so do not have any secondary line, and production, installation, maintenance standardization level are fairly high, greatly stabilize and improve product quality, and all input/output ports are plug-in structure, the maintenance and the fortune dimension of side.

Drawings

Fig. 1 is a schematic structural diagram of a box of a novel ac input unit device according to the present invention.

Fig. 2 is a schematic structural diagram of a box of the novel ac input unit device of the present invention.

Fig. 3 is a schematic structural diagram of a dc system cabinet of a novel ac input unit device of the present invention.

Fig. 4 is a circuit diagram of the novel ac input unit device of the present invention.

In the figure: 1. a box body; 2. an AC input switch; 3. an AC connector; 4. an AC contactor; 5. secondary wire plugging terminals; 6. an alternating current monitoring screen; 7. a lightning protection circuit breaker; 8. A lightning and surge protection device; 9. a first wall body; 10. a second wall body; 11. an AC input connector; 12. an AC output connector; 13. a monitoring unit; 14. an AC input warning light; 15. a power supply and a communication indicator light; 16. direct current system screen cabinet.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

A novel ac input unit device as shown in fig. 1-4, comprising:

the box body 1 is provided with a wall body and a containing cavity inside the wall body, and the wall body is provided with a plurality of open holes;

an AC input switch 2;

an AC connector 3;

an AC contactor 4;

a secondary wire plugging terminal 5;

the alternating current input switch 2, the alternating current connector 3, the alternating current contactor 4 and the secondary wire plugging terminal 5 are arranged in the accommodating cavity, and the alternating current input switch 2, the alternating current connector 3 and the secondary wire plugging terminal 5 are exposed through the open hole.

Wherein, still including exchanging monitoring screen 6, lightning protection circuit breaker 7 and lightning protection surge protector 8, exchange monitoring screen 6 lightning protection circuit breaker 7 with lightning protection surge protector 8 locates hold the intracavity and pass through the trompil exposes.

Wherein, the wall body includes first wall body 9 and second wall body 10, exchange input switch 2 exchange monitor screen 6 lightning protection circuit breaker 7 with lightning protection surge protector 8 is through first wall body 9 the trompil exposes, exchange connector 3 with secondary line plug terminal 5 passes through second wall body 10 the trompil exposes, secondary line plug terminal 5 is for inserting the secondary terminal to each other, and each part all is connected with the diapire of box 1, and first wall body 9 and second wall body 10 are detachable construction, do not influence the fixed state of each part during the dismantlement.

The number of the alternating current input switches 2 is two.

The alternating current connector 3 comprises an alternating current input connector 11 and an alternating current output connector 12, and the number of the alternating current input connectors 11 is two.

The number of the alternating current contactor 4 and the number of the secondary wire plugging terminals 5 are two.

The box body is characterized by further comprising a monitoring unit 13, wherein the monitoring unit 13 is arranged in the containing cavity and fixedly connected with the box body 1.

At least two ac input warning lights 14 and two power and communication indicator lights 15 are also included.

Wherein, the monitoring unit 13 with exchange input switch 2 with 4 electric connections of ac contactor, lightning protection surge protector 8 with 7 electric connections of lightning protection circuit breaker, lightning protection circuit breaker 7 with 4 electric connections of ac contactor.

The direct current system cabinet is characterized by further comprising a direct current system cabinet 16, and the box body 1 is detachably connected with the direct current system cabinet 16.

When the device works, as can be seen from the attached figure 1, the device is assembled in a plug-in box by two paths of input switches, two paths of alternating current input warning lamps, an alternating current monitoring screen, a lightning protection circuit breaker, a lightning protection surge protector, a power supply and a communication indicator lamp, two paths of alternating current input connectors, an alternating current output connector, two paths of alternating current contactors, a secondary line plug terminal and a monitoring unit component; as can be seen from fig. 1 and fig. 4, the two ac incoming lines pass through the input switch and the contactor respectively, and pass through the surge protection circuit composed of the fuse and the lightning protection device. When the charging module works actually, only one path of alternating current incoming line is conducted, specifically, the monitoring unit is respectively connected with the incoming line end of the first alternating current contactor and the incoming line end of the second alternating current contactor and is used for acquiring alternating voltage of the first path of alternating current incoming line and the second path of alternating current incoming line in real time; when the alternating current voltage of the first path of alternating current inlet wire is abnormal and the alternating current voltage of the second path of alternating current inlet wire is normal, the first alternating current contactor is switched off, and the second alternating current contactor is switched on, so that the second path of alternating current inlet wire supplies power to the outside; in addition, when the ac voltage of the first ac incoming line returns to normal, the first ac contactor 4 is closed, and the second ac contactor is opened, so as to resume the power supply from the first ac incoming line. The panel is simply can dismantle the panel: the panel can be detached at will by screwing screws on two sides, and data of the monitoring screen is led out; as can be seen from fig. 3, after all the input/output terminals are unplugged, the device can be unplugged as a whole; the modular design concept is utilized to realize the characteristics of advanced pre-production, small volume, light weight and flexible configuration, and the modular design concept is mainly applied to a direct current system, shortens the production time of the direct current system screen cabinet, beautifies the screen cabinet process and improves the efficiency for direct current system screen cabinet manufacturers.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A novel ac input unit device, comprising:

the box body (1) is provided with a wall body and a containing cavity inside the wall body, and the wall body is provided with a plurality of open holes;

an AC input switch (2);

an AC connector (3);

an AC contactor (4);

a secondary wire plugging terminal (5);

wherein, alternating current input switch (2), alternating current connector (3), alternating current contactor (4) with secondary line plug terminal (5) are located hold the intracavity, alternating current input switch (2), alternating current connector (3) with secondary line plug terminal (5) pass through the trompil exposes.

2. The novel AC input unit device as recited in claim 1, further comprising an AC monitor screen (6), a lightning protection circuit breaker (7) and a lightning protection surge protector (8), wherein the AC monitor screen (6), the lightning protection circuit breaker (7) and the lightning protection surge protector (8) are disposed in the accommodating cavity and exposed through the opening.

3. The novel AC input unit device as claimed in claim 2, wherein the wall body comprises a first wall body (9) and a second wall body (10), the AC input switch (2), the AC monitoring screen (6), the lightning protection circuit breaker (7) and the lightning protection surge protector (8) are exposed through the opening of the first wall body (9), the AC connector (3) and the secondary wire plugging terminal (5) are exposed through the opening of the second wall body (10), and the secondary wire plugging terminal (5) is an opposite plugging secondary terminal.

4. A new type of ac input unit device according to claim 3, characterized in that there are two ac input switches (2).

5. A new type of ac input unit device according to claim 3, characterized in that said ac connectors (3) comprise ac input connectors (11) and ac output connectors (12), said ac input connectors (11) being two.

6. A new type of ac input unit device according to claim 3, characterized by the fact that said ac contactor (4) and said secondary line plug terminal (5) are two.

7. A novel ac input unit device according to claim 3, characterized by further comprising a monitoring unit (13), wherein said monitoring unit (13) is disposed in said containing cavity and fixedly connected to said box (1).

8. A new type of ac input unit device according to claim 3, characterized by further comprising at least two ac input warning lights (14) and two power and communication indicator lights (15).

9. A novel AC input unit device as claimed in claim 7, characterized in that the monitoring unit (13) is electrically connected with the AC input switch (2) and the AC contactor (4), the lightning protection surge protector (8) is electrically connected with the lightning protection breaker (7), and the lightning protection breaker (7) is electrically connected with the AC contactor (4).

10. A novel AC input unit device as claimed in claim 5, further comprising a DC system cabinet (16), wherein said box (1) is detachably connected to said DC system cabinet (16), and said AC input connector (11) and said AC output connector (12) are plug-in ports.