CN201374518Y

CN201374518Y - Clad withdrawal-type AC metal-enclosed switch cabinet

Info

Publication number: CN201374518Y
Application number: CN200820237585U
Authority: CN
Inventors: 孙伟峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-12-24
Filing date: 2008-12-24
Publication date: 2009-12-30
Anticipated expiration: 2018-12-24

Abstract

The utility model relates to a clad withdrawal-type AC metal-enclosed switch cabinet, which comprises a cabinet body, a bus compartment, a circuit breaker handcart compartment, a cable compartment and a relay instrument compartment. The utility model is characterized in that the bus compartment, the circuit breaker handcart compartment, the cable compartment and the relay instrument compartment are arranged on the cabinet body; the bus of the bus compartment is connected with a fixed contact in the fixed contact box of a circuit breaker arranged in the circuit breaker handcart compartment; a fixed contact in the fixed contact box at the other end of the circuit breaker is respectively electrically connected with a cable arranged in the cable compartment, an electric mechanism grounding switch and a lightning arrester after the fixed contact is electrically connected with an electronic voltage transformer; a secondary plug arranged in the circuit breaker handcart compartment is correspondingly electrically connected with a relay arranged in the relay instrument compartment; and the relay, an ammeter, a voltmeter and a temperature controller arranged in the relay instrument compartment are respectively electrically connected with an electronic current transformer arranged in the bus compartment, the circuit breaker arranged in the circuit breaker handcart compartment, the electronic voltage transformer and the bus, and a bus temperature online detector arranged at a bus joint.

Description

A kind of armored withdraw type AC metal closed switch cabinet

Technical field:

The utility model relates to a kind of novel high-pressure switch cubicle, refers more particularly to a kind of armored withdraw type AC metal closed switch cabinet.

Background technology

High-tension switch cabinet is mainly used in the power plant and send; electric power system and bargh's power transformation are suffered; distribution; also can be used for the measurement in High-Voltage Electrical Appliances integrated system and the electrical network; protection; up to now; the switch cubicle product of being developed all adopts the welded type cabinet body structure; the accuracy of manufacture of handcart is not high; and volume is thick; its power consumption is big; cost an arm and a leg; leak electricity bus heating, fault such as insulating part is breakdown easily; therefore need exploitation a kind of low in energy consumption; volume is little; moderate; handling safety is reliable; the high-tension switch cabinet that automaticity is high uses in producing.

Summary of the invention

The purpose of this utility model is to be to overcome that there is power consumption in existing high-tension switch cabinet and volume is big, price is expensive; use dangerous; be difficult to realize the weak point of operation automation; thereby provide a kind of novel high-pressure switch cubicle; it is low in energy consumption, volume is little, low price; handling safety is reliable, automaticity height, the usefulness of do measurement in very suitable High-Voltage Electrical Appliances complete set of equipments and the electrical network, protection.

A kind of armored withdraw type AC metal closed switch cabinet of the utility model is achieved through the following technical solutions:

The utility model includes cabinet, bus-bar room, the circuit breaker cart chamber, several parts in cable vault and relay control room, it is characterized in that: on cabinet, establish bus-bar room, the circuit breaker cart chamber, cable vault and relay control room, fixed contact in the fixed contact box of the bus of bus-bar room and the set circuit breaker in circuit breaker cart chamber is connected, fixed contact in the circuit breaker other end fixed contact box with after electronic type voltage transformer is electrically connected respectively with the set cable in cable vault, motor drive mechanism earthed switch and lightning arrester are electrically connected, the corresponding electrical connection of relay of the set secondary plug in circuit breaker cart chamber and relay control room, the relay that the relay control room is set, ammeter, voltmeter and temperature controller respectively with the set electronic current mutual inductor of bus-bar room, the circuit breaker that the circuit breaker cart chamber is set, electronic type voltage transformer and bus, bus temperature set on the busbar joint is in the corresponding electrical connection of thread detector.In said bus-bar room, be provided with at least one electronic current mutual inductor, make it pass bus and be fixed on the cabinet.Be provided with circuit breaker in said breaker chamber, circuit breaker is fixed on the track of motor drive mechanism turnover circuit breaker cart, is provided with secondary plug on motor drive mechanism turnover circuit breaker cart, at the other electronic type voltage transformer that is fixed with of circuit breaker.In said cable vault, be provided with the lightning arrester, cable, the motor drive mechanism ground connection that are electrically connected to each other and open also, or only establish cable, the motor drive mechanism earthed switch that is electrically connected to each other.In said relay control room, be provided with relay, ammeter, voltmeter and temperature controller.On bus, bus head, be provided with bus temperature at thread detector.

A kind of armored withdraw type AC metal closed switch cabinet contrast of the utility model prior art has following advantage:

1, the utility model volume is little, and the reliable wall of cabinet is installed, and safeguards before the cabinet, reduces floor space;

2, the utility model is low in energy consumption, certainty of measurement height, good in anti-interference performance;

3, the utility model is safe and reliable, and the cable space is abundant, and handcart exchange performance is good, can realize automation control, and all operations are all carried out under the cabinet door closure state

Description of drawings:

Fig. 1 is the left TV structure schematic diagram of the utility model embodiment

Wherein: A-bus-bar room, B-circuit breaker cart chamber, C-cable vault, D-relay control room, 1-electronic current mutual inductor, 2-fixed contact box, 3-cabinet, 4-motor drive mechanism earthed switch, 5-secondary plug, 6-motor drive mechanism turnover circuit breaker cart, 7-electronic type voltage transformer, 8-lightning arrester, 9-circuit breaker, 10-bus temperature are at thread detector, 11-bus, 12-cable.

Embodiment:

Further specify embodiment of the present utility model below in conjunction with accompanying drawing:

A kind of armored withdraw type AC metal closed switch cabinet of the utility model, include cabinet 3, bus-bar room A, circuit breaker cart chamber B, the C of cable vault and several parts of the D of relay control room, it is characterized in that: on cabinet 3, establish bus-bar room A, circuit breaker cart chamber B, C of cable vault and the D of relay control room, the bus 11 of bus-bar room A is connected with the head of the stationary contact of the fixed contact box 2 of the set circuit breaker 9 of circuit breaker cart chamber B, fixed contact in circuit breaker 9 other end fixed contact boxes 2 with after electronic type voltage transformer 7 is electrically connected respectively with the set cable 12 of the C of cable vault, motor drive mechanism earthed switch 4 and lightning arrester 8 electric edge joints, the corresponding electrical connection of relay of the set secondary plug 5 of circuit breaker cart chamber B and the D of relay control room, the set relay of the D of relay control room, ammeter, voltmeter and temperature controller respectively with the set electronic current mutual inductor 1 of bus-bar room A, and the set circuit breaker 9 of circuit breaker cart chamber B, electronic type voltage transformer 7 and bus 11, bus temperature set on bus 11 joints is thread detector 10 corresponding electrical connections.In said bus-bar room A, be provided with at least one electronic current mutual inductor 1, make it pass bus 11 and be fixed on the cabinet 3.In said circuit breaker cart chamber B, be provided with circuit breaker 9 and motor drive mechanism turnover circuit breaker cart 6, circuit breaker 9 is fixed on the track of motor drive mechanism turnover circuit breaker cart 6, on motor drive mechanism turnover circuit breaker cart 6, be provided with secondary plug 5, at the circuit breaker 9 other electronic type voltage transformers 7 that are fixed with.In the said C of cable vault, be provided with the lightning arrester 8, cable 12, the motor drive mechanism earthed switch 4 that are electrically connected to each other.In the said relay D of control room, be provided with relay, ammeter, voltmeter and temperature controller.On bus 11, bus 11 joints, be provided with bus temperature at thread detector 10.

During use; breaker closing; the circuit normal power-up; when electric current excessive; overtension and bus temperature raise when exceeding safety value, through the test at thread detector of electronic current mutual inductor, electronic type voltage mutual inductance and bus temperature, open circuit immediately; and on corresponding instrument, show, circuit is played reliable protection.

Claims

1, a kind of armored withdraw type AC metal closed switch cabinet, include cabinet, bus-bar room, the circuit breaker cart chamber, several parts in cable vault and relay control room, it is characterized in that: on cabinet, establish bus-bar room, the circuit breaker cart chamber, cable vault and relay control room, fixed contact in the fixed contact box of the bus of bus-bar room and the set circuit breaker in circuit breaker cart chamber is connected, fixed contact in the circuit breaker other end fixed contact box with after electronic type voltage transformer is electrically connected respectively with the set cable in cable vault, motor drive mechanism earthed switch and lightning arrester are electrically connected, the corresponding electrical connection of relay of the set secondary plug in circuit breaker cart chamber and relay control room, the relay that the relay control room is set, ammeter, voltmeter and temperature controller respectively with the set electronic current mutual inductor of bus-bar room, the circuit breaker that the circuit breaker cart chamber is set, electronic type voltage transformer and bus, bus temperature set on the busbar joint is in the corresponding electrical connection of thread detector.

2, a kind of armored withdraw type AC metal closed switch cabinet according to claim 1, it is characterized in that: in described bus, be provided with at least one electronic current mutual inductor, make it pass bus and be fixed on the cabinet, be provided with circuit breaker in the breaker chamber, circuit breaker is fixed on the track of motor drive mechanism turnover circuit breaker cart, on motor drive mechanism turnover circuit breaker cart, be provided with secondary plug, at the other electronic type voltage transformer that is fixed with of circuit breaker, be provided with the lightning arrester that is electrically connected to each other in the cable vault, cable, motor drive mechanism ground connection is opened also, is provided with relay in said relay control room, ammeter, voltmeter and temperature controller.

3, a kind of armored withdraw type AC metal closed switch cabinet according to claim 1 is characterized in that: be provided with bus temperature at thread detector described on bus, bus head.