CN220421257U

CN220421257U - Module combined indoor metal armoured movable switch cabinet

Info

Publication number: CN220421257U
Application number: CN202222542320.2U
Authority: CN
Inventors: 熊智前
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2024-01-30
Anticipated expiration: 2032-09-26

Abstract

The utility model discloses a module combined indoor metal armoured movable switch cabinet which consists of a cable chamber, a main bus chamber, a small bus chamber and a switch cabinet main body, wherein the cable chamber is positioned at one side of the switch cabinet main body; according to the utility model, the switch cabinet is divided into different component parts, and the quick connection is performed by adopting the quick connector, so that when any component part fails, the normal use of the equipment can be ensured only by replacing the spare component part, the fault component part can be ensured to be quickly separated from a power supply system, the quick replacement is realized, and the use is convenient.

Description

Module combined indoor metal armoured movable switch cabinet

[ field of technology ]

The utility model relates to the technical field of switch cabinet equipment, in particular to a module combined indoor metal armoured movable switch cabinet.

[ background Art ]

The centrally installed switchgear is all called metal armoured centrally installed movable switch equipment, and is an indoor complete set of power distribution device of a three-phase alternating current 50Hz single bus sectioning system or double bus sectioning system. The medium-voltage centrally installed switchgear mainly comprises a cabinet body, and a bus chamber, an instrument chamber, a cable chamber, a circuit breaker chamber, an electric element chamber and the like which are arranged in the cabinet body. However, the existing medium-voltage centrally installed switchgear has the following problems: because the bus chamber, the instrument chamber, the cable chamber, the breaker chamber, the electric element chamber and the like of the medium-voltage centrally installed switchgear are of an integral structure, when any one of the chambers or one of the electric elements breaks down and needs to be overhauled or replaced, the whole bus or the whole distribution chamber needs to be overhauled or replaced in a power failure, so that a plurality of inconveniences are brought to production and manufacture, and particularly, when the medium-voltage centrally installed switchgear is used for controlling the station of a production line, the whole production line is stopped. Further, live working presents a major safety hazard when locally overhauling or replacing electrical components.

For this reason, many enterprises begin to develop a combined switch cabinet, for example, a patent named as a "combined switch cabinet", which grants a patent with bulletin number of CN217087220U, divide the switch cabinet into a plurality of independent cabinet units, and design various modules in each independent cabinet unit, which has a compact structure and is convenient for daily maintenance, but because it is a combination of functional modularization, the number of modules is relatively large, the reasons for inconvenient and timely searching are not easy, the response time is relatively long, and the templatized structure is difficult to obtain and change in time, which affects the whole process of maintenance.

[ utility model ]

In order to overcome the defects in the prior art, the utility model provides the module combined indoor metal armoured movable switch cabinet, which is divided into different component parts and then is quickly connected in a quick plug connection mode, so that the power supply and control of intelligent equipment are realized, the maintenance and the overhaul are more convenient, and the use is safer.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model provides an indoor metal armor of module combination formula removes formula cubical switchboard, it 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 to connect of second between the cubical switchboard main part, main bus-bar room peg graft in the cable chamber with between the little bus-bar room. Through setting up each solitary structure to adopt the mode of quick connect to connect each component, the timely component of breaking down of change of being convenient for, maintenance are more convenient.

Preferably, the first quick connector and the second quick connector comprise locking buckles and locking mechanisms clamped on one sides of the locking buckles. 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. When the locking lug boss is used, the locking spigot is clamped on the locking lug boss, so that the quick connection of all the component parts is realized.

Meanwhile, the first quick connector and the second quick connector can be of other structures, and the main purpose of the quick connector is to realize quick connection and convenient use.

Further, the locking buckle is provided with the one end terminal surface of locking boss is provided with the rubber pad, locking support's middle part offsets in the rubber pad, through the buffering of rubber pad adopts soft contact's mode, reduces the noise of striking in the connection process.

Further, the lower extreme of main bus-bar room is provided with inlet wire end static contact, one side of main bus-bar room is provided with power supply socket, power supply socket pass through insulating support piece connect in one side of main bus-bar room, power supply socket with inlet wire end static contact passes through the branch line row intercommunication.

Further, the switch cabinet main body comprises an electric element chamber, a breaker chamber arranged at one side of the electric element chamber and a comprehensive protection control instrument chamber arranged at the upper end of the breaker chamber. The bottom of the electric element chamber is provided with an overvoltage protector, one side of the electric element chamber is provided with a grounding knife switch and an outlet end fixed contact, the outlet end fixed contact is positioned above the grounding knife switch, and the other side of the electric element chamber is provided with a current transformer; 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. When the wire inlet end fixed contact is used, the wire inlet end fixed contact is communicated with the wire inlet end moving contact, and the wire outlet end fixed contact is communicated with the wire outlet end moving contact.

Further, the bottom of cubical switchboard main part is provided with four sets of plug-in type and removes the locating wheel, guarantees that the cubical switchboard main part does not have the dead angle when removing the transportation, uses more conveniently.

The action principle of the utility model is as follows: the switch cabinet is divided into four components, the small bus chamber and the switch cabinet main body are connected by the first quick plug, the cable chamber and the switch cabinet main body are connected by the second quick plug, and at the moment, a space is formed between the cable chamber and the small bus chamber and is just used for plugging and installing the main bus chamber, so that the switch cabinet is reasonable in structural design and simple in installation mode. Meanwhile, because the electric element chamber, the breaker chamber and the circuit in the comprehensive protection control instrument chamber are relatively complex, the electric elements and the devices are more, and the frequency of faults is higher, the electric element chamber, the breaker chamber and the comprehensive protection control instrument chamber are integrated by combining the characteristics, and the plug-in type movable positioning wheel is arranged at the bottom of the switch cabinet main body, so that the switch cabinet main body with faults is conveniently and rapidly removed and replaced, and the pause time of intelligent equipment is shortened.

The power supply loop of the utility model is: the main power supply enters the wire inlet end fixed contact from the power supply socket through the branch line row, and then sequentially supplies power to the cable chamber through the wire inlet end moving contact, the handcart type circuit breaker, the wire outlet end moving contact, the wire outlet end fixed contact and the current transformer.

The beneficial effects of the utility model are as follows: through dividing the switch cabinet into different component parts to adopt the mode of quick-operation joint to carry out quick connect, when any one of them component part breaks down, only need change spare component part and can ensure the normal use of equipment. The technology can ensure that the fault component is quickly separated from the power supply system, realizes quick replacement, and has short replacement time and convenient use. Meanwhile, the replaced component parts are maintained, so that the risk of live working is avoided, and the potential safety hazard is eliminated.

[ description of the drawings ]

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the main bus-bar chamber of the present utility model;

FIG. 3 is a schematic view of the structure of the switch cabinet body of the present utility model;

FIG. 4 is a schematic structural view of a first quick connector (a second quick connector) according to the present utility model;

fig. 5 is a schematic diagram of a part of a primary scheme loop for power transmission and distribution in the present utility model.

In the figure, 100, a cable room, 200, a main bus room, 201, a wire inlet fixed contact, 202, a power supply socket, 203, an insulating support, 204, a branch line row, 300, a small bus room, 400, a switch cabinet main body, 401, an electric element room, 402, a circuit breaker room, 403, an integrated protection control instrument room, 404, an overvoltage protector, 405, a grounding knife switch, 406, a wire outlet fixed contact, 407, a current transformer, 408, a wire inlet movable contact, 409, a wire outlet movable contact, 410, a handcart type circuit breaker, 500, a first quick connector, 501, a locking buckle, 502, a locking mechanism, 503, a connecting boss, 504, a locking boss, 505, a locking bracket, 506, a locking claw, 507, a locking spigot, 508, a compression spring, 509, a rubber pad, 600, a second quick connector, 700 and a plug-in type movable positioning wheel.

[ detailed description ] of the utility model

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, a modular indoor metal armoured removable switch cabinet is composed of a cable chamber 100, a main bus chamber 200, a small bus chamber 300 and a switch cabinet main body 400, wherein the cable chamber 100 is positioned at one side of the switch cabinet main body 400, the main bus chamber 200 and the small bus chamber 300 are positioned at the upper end of the switch cabinet main body 400, the small bus chamber 300 is connected with the switch cabinet main body 400 by adopting a first quick plug 500, the cable chamber 100 is connected with the switch cabinet main body 400 by adopting a second quick plug 600, and the main bus chamber 200 is plugged between the cable chamber 100 and the small bus chamber 300. Through setting up each solitary structure to adopt the mode of quick connect to connect each component, the timely component of breaking down of change of being convenient for, maintenance are more convenient.

As shown in fig. 1 and 4, the first quick connector 500 and the second quick connector 600 each 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, the outer end of the locking buckle 501 is provided with a locking boss 504, the locking mechanism 502 comprises a locking bracket 505, a locking claw 506 which is symmetrically arranged is hinged on the locking bracket 505, the front end of the locking claw 506 is provided with a locking spigot 507, and the rear end of the locking claw 506 is provided with a compression spring 508. As shown in fig. 4, in use, the locking buckle 501 is connected to the side of the small bus chamber 300 through the connection boss 503, the locking bracket 505 is connected to the side of the switch cabinet main body 400, and pushes the switch cabinet main body 400, so that the locking spigot 507 is clamped on the locking boss 504, and the small bus chamber 300 is quickly connected with the switch cabinet main body 400.

As shown in fig. 4, a rubber pad 509 is disposed on one end surface of the locking buckle 501, the middle portion of the locking bracket 505 abuts against the rubber pad 509, and soft contact is adopted to reduce noise caused by impact during the connection process through buffering of the rubber pad 509.

As shown in fig. 2, a stationary contact 201 at a wire inlet end is disposed at a lower end of the main bus-bar chamber 200, a power supply socket 202 is disposed at one side of the main bus-bar chamber 200, the power supply socket 202 is connected to one side of the main bus-bar chamber 200 through an insulating support 203, and the power supply socket 202 is communicated with the stationary contact 201 at the wire inlet end through a branch line row 204.

As shown in fig. 3, the switchgear main body 400 includes an electric component chamber 401, a breaker chamber 402 provided at one side of the electric component chamber 401, and a comprehensive protection control instrument chamber 403 provided at an upper end of the breaker chamber 402. The bottom of the electric element chamber 401 is provided with an overvoltage protector 404, one side of the electric element chamber 401 is provided with a grounding knife switch 405 and an outgoing line end fixed contact 406, the outgoing line end fixed contact 406 is positioned above the grounding knife switch 405, and the other side of the electric element chamber 401 is provided with a current transformer 407. One side of the breaker chamber 402 is provided with an incoming line end moving contact 408 and an outgoing line end moving contact 409, respectively, and the other side of the breaker chamber 402 is provided with a handcart type breaker 410. In use, the wire inlet end fixed contact 201 is communicated with the wire inlet end moving contact 408, and the wire outlet end fixed contact 406 is communicated with the wire outlet end moving contact 409.

As shown in fig. 1 and fig. 3, four sets of plug-in type movable positioning wheels 700 are arranged at the bottom of the switch cabinet main body 400, so that no dead angle is formed when the switch cabinet main body 400 is moved away and transported, and the use is more convenient.

When the novel electric power switch is used, the first quick connector 500 is used for connecting the small bus chamber 300 with the switch cabinet main body 400, the second quick connector 600 is used for connecting the cable chamber 100 with the switch cabinet main body 400, a space is formed between the cable chamber 100 and the small bus chamber 300, and the space is just used for plugging and installing the main bus chamber 200.

As shown in fig. 1 and 5, the main power enters the wire inlet end static contact 201 from the power supply socket 202 through the branch line row 204, and then sequentially supplies power to the cable chamber 100 through the wire inlet end moving contact 408, the handcart type circuit breaker 410, the wire outlet end moving contact 409, the wire outlet end static contact 406 and the current transformer 407. The control circuit, i.e. the weak current, between the components is connected by an aviation plug (aviation plug is a common electrical element in the market and is not described in detail here).

When any component part fails, firstly, disconnecting the aviation plug in the control circuit to separate the connecting wires in the circuit; then the rear end of the locking claw 506 is pressed, the compression spring 508 is compressed, and the front end of the locking claw 506 is opened (enlarged), so that the locking spigot 507 is separated from the locking boss 504, the two connecting components are separated, and then the component parts are quickly replaced, so that the locking claw is short in replacement time and convenient to use.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

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.