CN220421257U - Module combined indoor metal armoured movable switch cabinet - Google Patents

Abstract

The utility model discloses a modular indoor metal-armored removable switch cabinet, which is composed of a cable room, a main busbar room, a small busbar room and a main body of the switch cabinet. The cable room is located on the main body of the switch cabinet. On one side, the main busbar room and the small busbar room are located at the upper end of the switch cabinet main body, and the small busbar room and the switch cabinet main body are connected by a first quick plug connector, and the cable room and The switch cabinet main bodies are connected by a second quick plug connector, and the main busbar room is plugged in between the cable room and the small busbar room; the utility model divides the switch cabinet into different components. , and adopts the method of quick plug connector for quick connection. When any of the components fails, only the spare components need to be replaced to ensure the normal use of the equipment. It can ensure that the faulty component quickly separates from the power supply system, achieving rapid Replacement, easy to use.

Description

A modular modular indoor metal-armored removable switch cabinet

【Technical field】

The utility model relates to the technical field of switch cabinet equipment, in particular to a modular modular indoor metal-armored removable switch cabinet.

【Background technique】

Center cabinet, the full name of metal armored center removable switchgear, is an indoor complete power distribution device for a three-phase AC 50Hz single-busbar segmented system or a double-busbar segmented system. The medium-voltage mid-mounted cabinet mainly consists of a cabinet body and a busbar room, instrument room, cable room, circuit breaker room, electrical component room, etc. located inside the cabinet. However, the existing medium-voltage mid-mounted cabinet has the following problems: Since the busbar room, instrument room, cable room, circuit breaker room, and electrical component room of the medium-voltage mid-mounted cabinet are an integral structure, any one of them or When a certain electrical component fails and needs to be repaired or replaced, the entire busbar or the entire distribution room needs to be powered off for repair or replacement, which brings a lot of inconvenience to the production and manufacturing, especially when it is used for assembly line station control, causing the entire production line to be damaged. of suspension. Furthermore, there are great safety hazards in working with electricity when performing local maintenance or replacing electrical components.

In this regard, many companies have begun to develop combined switch cabinets, such as the patent titled "A Combined Switch Cabinet" with the authorization announcement number "CN217087220U", which divides the switch cabinet into several independent cabinet units, and then Various modules are designed in each independent cabinet unit. Its structure is compact and convenient for daily maintenance and other work. However, because it is a functional modular combination, the number of modules is relatively large, which makes it difficult to find the cause in time and the response time is relatively small. It is long, and the templated structure is difficult to replace in time, which affects the entire maintenance process.

[Content of the invention]

In view of this, in order to overcome the shortcomings of the existing technology, the present utility model provides a modular modular indoor metal-armored removable switch cabinet. The switch cabinet is divided into different components and then connected by quick plug connectors. way to quickly connect to realize power supply and control of intelligent equipment, making maintenance and inspection more convenient and safer to use.

In order to achieve the above purpose, the technical solution of the present invention is as follows:

A modular modular indoor metal-armored removable switch cabinet is composed of a cable room, a main busbar room, a small busbar room and a main body of the switch cabinet. The cable room is located on one side of the main body of the switch cabinet. The main busbar room and the small busbar room are located at the upper end of the switch cabinet main body, and the small busbar room and the switch cabinet main body are connected by a first quick plug connector, and the cable room and the switch cabinet main body are connected. They are connected using a second quick plug connector, and the main busbar chamber is plugged in between the cable chamber and the small busbar chamber. By setting up separate structures and using quick connections to connect and fix the components, it is convenient to replace failed components in a timely manner, making maintenance and repair more convenient.

Preferably, both the first quick plug connector and the second quick plug connector include a locking buckle and a locking mechanism that is engaged with one side of the locking buckle. The inner end of the locking buckle is provided with a connecting boss, and the outer end of the locking buckle is provided with a locking boss. The locking mechanism includes a locking bracket, and a symmetrical mounting bracket is hinged on the locking bracket. A locking claw is provided, the front end of the locking claw is provided with a locking stop, and the rear end of the locking claw is provided with a compression spring. When in use, the locking stop is clamped on the locking boss to realize quick connection of each component.

At the same time, the first quick plug connector and the second quick plug connector can also be of other structures, the main purpose of which is to achieve quick connection and facilitate use.

Furthermore, one end of the locking buckle with the locking boss is provided with a rubber pad, and the middle part of the locking bracket is against the rubber pad. Through the buffering of the rubber pad, a soft contact is used. way to reduce the impact noise during the connection process.

Further, the lower end of the main busbar room is provided with an incoming static contact, and one side of the main busbar room is provided with a power supply socket. The power supply socket is connected to one side of the main busbar room through an insulating support member. , the power supply socket and the static contact at the incoming line end are connected through a branch line row.

Further, the main body of the switch cabinet includes an electrical component room, a circuit breaker room located on one side of the electrical component room, and a comprehensive protection control instrument room located at the upper end of the circuit breaker room. The bottom of the electrical component room is provided with an overvoltage protector, and one side of the electrical component room is provided with a grounding knife switch and a static contact at the outlet end, and the static contact at the outlet end is located above the grounding knife switch. The other side of the electrical component room is provided with a current transformer; one side of the circuit breaker room is provided with incoming line end movable contacts and outlet end movable contacts, and the other side of the circuit breaker room is provided with Hand truck type circuit breaker. When in use, the static contact at the incoming line end is connected with the movable contact at the incoming line end, and the static contact at the outlet end is connected with the movable contact at the outlet end.

Furthermore, the bottom of the main body of the switch cabinet is equipped with four sets of plug-in movable positioning wheels to ensure that there are no dead ends when the main body of the switch cabinet is removed and transferred, making it more convenient to use.

The operating principle of the utility model is: divide the switch cabinet into four components, use a first quick plug connector to connect the small busbar room and the main body of the switch cabinet, and use a second quick plug connector to connect the cable room and the switch cabinet Main body, at this time, a space is formed between the cable room and the small busbar room just for plugging and installing the main busbar room. The structure design is reasonable and the installation method is simple. At the same time, because the circuits in the electrical component room, circuit breaker room and comprehensive protection control instrument room are relatively complex, there are many electrical components, and the frequency of faults is high, so combined with this characteristic, the electrical component room, circuit breaker room and The comprehensive protection and control instrument room is integrated into one body, and a plug-in movable positioning wheel is set at the bottom of the main body of the switch cabinet to facilitate the rapid removal and replacement of the failed switch cabinet main body and shorten the pause time of intelligent equipment.

The power circuit of the utility model is: the main power supply enters from the power supply socket through the branch line row to the static contact at the incoming line end, and then passes through the movable contact at the incoming line end, the handcart circuit breaker, and the outlet line in sequence. The terminal moving contacts, outlet terminal static contacts and current transformers supply power to the cable room.

The beneficial effects of the utility model are: by dividing the switch cabinet into different components and using quick plug connectors for quick connection, when any one of the components fails, it only needs to be replaced with a spare component. Ensure the normal use of the equipment. This patented technology can ensure that faulty components can be quickly separated from the power supply system, enabling rapid replacement, short replacement time, and easy use. At the same time, the replaced components are repaired, eliminating the risk of live work and eliminating safety hazards.

[Picture description]

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description These are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without exerting creative efforts.

Figure 1 is a schematic structural diagram of the utility model;

Figure 2 is a schematic structural diagram of the main busbar room in the present utility model;

Figure 3 is a schematic structural diagram of the main body of the switch cabinet in the present utility model;

Figure 4 is a schematic structural diagram of the first quick plug connector (the second quick plug connector) in the present utility model;

Figure 5 is a schematic diagram of a partial power transmission and distribution primary solution circuit in the present utility model.

In the figure, 100. Cable room, 200. Main busbar room, 201. Incoming line end static contact, 202. Power supply socket, 203. Insulation support, 204. Branch line bar, 300. Small busbar room, 400. Main body of switch cabinet , 401. Electrical component room, 402. Circuit breaker room, 403. Comprehensive protection control instrument room, 404. Overvoltage protector, 405. Grounding knife switch, 406. Outlet static contact, 407. Current transformer, 408. Incoming line end moving contact, 409, outlet end moving contact, 410, handcart type circuit breaker, 500, first quick plug connector, 501, locking buckle, 502, locking mechanism, 503, connecting boss, 504. Locking boss, 505. Locking bracket, 506. Locking claw, 507. Locking stop, 508. Compression spring, 509. Rubber pad, 600. Second quick plug joint, 700. Plug-in movement Locating wheel.

【Detailed ways】

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

Referring to Figure 1, a modular modular indoor metal-armored removable switch cabinet is composed of a cable room 100, a main busbar room 200, a small busbar room 300 and a switch cabinet main body 400. The cable room 100 is located in the switch cabinet. On one side of the main body 400, the main busbar room 200 and the small busbar room 300 are located at the upper end of the switch cabinet main body 400, and the small busbar room 300 and the switch cabinet main body 400 are connected using a first quick plug connector 500, and the cable room 100 is connected to the switch cabinet. The main bodies 400 are connected using a second quick plug connector 600, and the main busbar chamber 200 is plugged in between the cable chamber 100 and the small busbar chamber 300. By setting up separate structures and using quick connections to connect and fix the components, it is convenient to replace failed components in a timely manner, making maintenance and repair more convenient.

As shown in FIGS. 1 and 4 , the first quick plug connector 500 and the second quick plug connector 600 both include a locking buckle 501 and a locking mechanism 502 clamped on one side of the locking buckle 501 . The inner end of the locking buckle 501 is provided with a connecting boss 503, and the outer end of the locking buckle 501 is provided with a locking boss 504. The locking mechanism 502 includes a locking bracket 505, and a symmetrical arrangement is hinged on the locking bracket 505. The front end of the locking claw 506 is provided with a locking stop 507, and the rear end of the locking claw 506 is provided with a compression spring 508. As shown in Figure 4, when in use, the locking buckle 501 is connected to the side of the small busbar room 300 through the connecting boss 503, the locking bracket 505 is connected to the side of the switch cabinet main body 400, and the switch cabinet main body 400 is pushed to lock it. The stop 507 is clamped on the locking boss 504 to realize the quick connection between the small busbar room 300 and the main body 400 of the switch cabinet.

As shown in Figure 4, one end surface of the locking buckle 501 is provided with a rubber pad 509. The middle part of the locking bracket 505 is against the rubber pad 509. Through the buffering of the rubber pad 509, a soft contact is adopted. way to reduce the impact noise during the connection process.

As shown in Figure 2, the lower end of the main bus room 200 is provided with an incoming static contact 201, and one side of the main bus room 200 is provided with a power supply socket 202. The power supply socket 202 is connected through an insulating support 203 On one side of the main busbar room 200, the power supply socket 202 and the incoming line end static contact 201 are connected through a branch line row 204.

As shown in Figure 3, the switch cabinet main body 400 includes an electrical component room 401, a circuit breaker room 402 provided on one side of the electrical component room 401, and a comprehensive protection control instrument room 403 provided at the upper end of the circuit breaker room 402. . An overvoltage protector 404 is provided at the bottom of the electrical component room 401. A grounding knife switch 405 and an outlet static contact 406 are provided on one side of the electrical component room 401. The outlet static contact 406 is located on the Above the grounding knife switch 405, a current transformer 407 is provided on the other side of the electrical component room 401. One side of the circuit breaker chamber 402 is provided with an incoming line terminal movable contact 408 and an outlet terminal moving contact 409 respectively, and the other side of the circuit breaker chamber 402 is provided with a handcart type circuit breaker 410 . During use, the incoming line end static contact 201 is connected to the incoming line end movable contact 408, and the outlet line end static contact 406 is connected to the outlet end movable contact 409.

As shown in Figures 1 and 3, the bottom of the switch cabinet main body 400 is provided with four sets of plug-in movable positioning wheels 700 to ensure that there are no dead ends when the switch cabinet main body 400 is removed and transferred, making it more convenient to use.

When in use, the first quick plug connector 500 is used to connect the small busbar room 300 and the switch cabinet main body 400, and the second quick plug connector 600 is used to connect the cable room 100 and the switch cabinet main body 400. At this time, there is a gap between the cable room 100 and the small busbar room 300. A space is formed, which is just used for plug-in installation of the main busbar room 200. The structure design is reasonable and the installation method is simple.

As shown in Figures 1 and 5, the main power enters from the power supply socket 202 through the branch line row 204 to the incoming line end static contact 201, and then passes through the incoming line end moving contact 408, the handcart type circuit breaker 410, and the outlet end moving contact in sequence. The contact 409, the outlet static contact 406, and the current transformer 407 supply power to the cable room 100. The control loops between the various components, that is, the weak current, are connected by aviation plugs (aviation plugs are commonly used electrical components on the market and will not be described in detail here).

When any component fails, first disassemble the aviation plug in the control circuit to separate the connecting wires in the circuit; then squeeze the rear end of the locking claw 506, the compression spring 508 is compressed, and the locking claw 506 The front end is open (enlarged), so that the locking stop 507 is separated from the locking boss 504, the two connecting parts are separated, and then the component parts are quickly replaced. The replacement time is short and the use is convenient.

The above descriptions are only preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in within the protection scope of this utility model.

Claims (7)

1. The utility model provides an indoor metal armor of module combination formula removes formula cubical switchboard, its characterized in that comprises cable chamber, main bus-bar room, little bus-bar room and cubical switchboard main part, the cable chamber is located one side of cubical switchboard main part, main bus-bar room with little bus-bar room is located the upper end of cubical switchboard main part, just little bus-bar room with adopt first quick connector to connect between the cubical switchboard main part, the cable chamber with adopt the quick connector of second to connect between the cubical switchboard main part, main bus-bar room peg graft in between the cable chamber with the little bus-bar room.

2. The modular indoor metal armored removal switch cabinet of claim 1, wherein the first quick connector and the second quick connector each comprise a locking buckle and a locking mechanism clamped on one side of the locking buckle; the inner of locking buckle is provided with the connection boss, the outer end of locking buckle is provided with the locking boss, locking mechanism includes the locking support, it has the locking claw of a symmetry setting to articulate on the locking support, the front end of locking claw is provided with the locking tang, the rear end of locking claw is provided with compression spring.

3. The modular indoor metal armored movable switch cabinet according to claim 2, wherein the locking buckle is provided with a rubber pad on one end face of the locking boss, and the middle part of the locking bracket abuts against the rubber pad.

4. The modular indoor metal armored movable switch cabinet of claim 1, wherein the lower end of the main bus bar chamber is provided with a stationary inlet wire end contact, one side of the main bus bar chamber is provided with a power supply socket, and the power supply socket is connected to one side of the main bus bar chamber through an insulating support.

5. The modular indoor metal armored movable switch cabinet of claim 1, wherein the switch cabinet body comprises an electrical component chamber, a circuit breaker chamber arranged on one side of the electrical component chamber, and a comprehensive protection control instrument chamber arranged at the upper end of the circuit breaker chamber.

6. The module combination type indoor metal armored movable switch cabinet according to claim 5, wherein an overvoltage protector is arranged at the bottom of the electric element chamber, a grounding knife switch and an outgoing line end fixed contact are arranged on one side of the electric element chamber, the outgoing line end fixed contact is positioned above the grounding knife switch, and a current transformer is arranged on the other side of the electric element chamber; one side of the breaker chamber is provided with an inlet wire end moving contact and an outlet wire end moving contact respectively, and the other side of the breaker chamber is provided with a handcart type breaker.

7. The modular indoor metal armored removal switchgear of claim 1, wherein the bottom of the switchgear body is provided with four sets of plug-in type mobile positioning wheels.