CN203747282U - Armored moved type AC metal enclosed switchgear - Google Patents
Armored moved type AC metal enclosed switchgear Download PDFInfo
- Publication number
- CN203747282U CN203747282U CN201420108963.9U CN201420108963U CN203747282U CN 203747282 U CN203747282 U CN 203747282U CN 201420108963 U CN201420108963 U CN 201420108963U CN 203747282 U CN203747282 U CN 203747282U
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- China
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- circuit breaker
- breaker cart
- chamber
- bus
- cart chamber
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Abstract
The utility model discloses an armored moved type AC metal enclosed switchgear. The armored moved type AC metal enclosed switchgear comprises a bus chamber, a cable chamber, a breaker handcart chamber and a relay instrument chamber which can form dual arrangement in a back-to-back mode or can be installed back to a wall. According to the utility model, the safety and flexibility of the switchgear are improved, the land occupation area is reduced, and the switchgear can be widely applied to a 12kv AC 40Hz electric power system and can serve as a device for receiving and distrusting electric energy and performing control, protection and monitoring on a circuit.
Description
Technical field
The utility model relates to switchgear, relates in particular to a kind of armoured removable type alternating.
Background technology
In the defeated change systems of electric power such as rated voltage 12KV, 24KV, a kind of indoor AC metal armored switchgear of normal use, in existing switchgear, be divided into handcart chamber, bus-bar room, cable vault and relay control room by dividing plate, dividing plate between these electric panel rooms is all fixed on, general arranges a chamber door at handcart chamber place, installs like this and keep in repair other electric panel rooms and seem very difficult; In high humility or the larger climatic environment of variations in temperature, existing switchgear is easy to produce condensation, thereby the phenomenons such as corrosion occur.Switch cubicle is a kind of electric equipment, and outside line is introduced into master switch in cabinet, then enters sub-control switch, and each shunt needs to arrange by it.As instrument, automatic control, motor magnetic switch, various A.C. contactors etc., what have also establishes hyperbaric chamber and low-pressure chamber.Traditional switch cubicle is often by same total production in the time producing, and dismounting inconvenience needs whole dismounting just can overhaul in the time that one of them ECU (Electrical Control Unit) breaks down, and wastes time and energy.And the door of switch cubicle adopts bolt fastening structure, switch inconvenience.At present, known armoured removable type alternating is to be assembled by an AC high voltage vacuum breaker, one group of current transformer, earthed switch and linear quadratic control components and parts, it is AC high voltage vacuum breaker of an armoured removable type alternating, belong to single loop unit, cost is high, takes up room large.Armoured removable type alternating is widely used in power plant, transformer station and industrial and mining enterprises etc., plays the use of accepting and distributing electric energy, circuit is played to the functions such as control, protection and monitoring.But switchgear volume of the prior art is large, energy consumption is large, also there is the potential safety hazard such as leak electricity, bus generates heat, insulating part is breakdown.
Therefore, those skilled in the art is devoted to develop a kind of armoured removable type alternating.
Utility model content
Because the above-mentioned defect of prior art, technical problem to be solved in the utility model has been to provide the armoured removable type alternating that a kind of security performance is good.
For achieving the above object, the utility model provides a kind of armoured removable type alternating, comprise circuit breaker, handcart, relay, instrument, bus, cable and cabinet, described cabinet comprises circuit breaker cart chamber, relay control room, bus-bar room, cable vault, it is characterized in that: the indoor handcart that is provided with of described circuit breaker cart, described relay control room is positioned at the upside of described circuit breaker cart chamber, described bus-bar room is positioned at the left side of described circuit breaker cart chamber, described cable vault is positioned at the bottom of cabinet, top, described circuit breaker cart chamber is provided with pressure relief device, described bus-bar room top is provided with dust cover, described cabinet end face is provided with multiple lifting bolts, described circuit breaker cart chamber is provided with valve and lower valve, and described upper valve and described lower valve are arranged between described circuit breaker cart chamber and described bus-bar room, described relay is provided with relay protection element, instrument in control room, described cable vault is provided with current transformer, earthed switch and lightning arrester.
Further, described circuit breaker cart chamber, described relay control room, described bus-bar room and described cable vault are all provided with door, and door is provided with sealing ring.
Further, the door of described circuit breaker cart chamber is provided with observation window.
Further, between described circuit breaker cart chamber, described relay control room, described bus-bar room, described cable vault, be provided with steel plate.
Further, indoor handcart and the circuit breaker of being provided with of described circuit breaker cart.
Further, in described relay control room, be provided with relay and instrument.
In preferred embodiments of the present utility model, the shell of the cabinet of said structure is selected import aluminizing zinc sheet metal, through machine tooling, and takes multiple flanging technique.Whole cabinet has precision height and very strong anticorrosive and antioxygenic property, and owing to adopting multiple flanging technique, compared with the cabinet of other same categories of device, overall weight is light, mechanical strength is high, good looking appearance, and cabinet adopts modular construction, is formed by connecting with staking nut and high-intensity bolt, to shorten in the processing cycle, component universality is strong, and floor space is few, is convenient to tissue and produces.
Below with reference to accompanying drawing, the technique effect of design of the present utility model, concrete structure and generation is described further, to understand fully the purpose of this utility model, feature and effect.
Brief description of the drawings
Fig. 1 is the structural representation of the armoured removable type alternating of a preferred embodiment of the present utility model.
1-circuit breaker cart chamber; 2-relay control room; 3-bus-bar room; 4-cable vault; 5-lifting bolt; 6-dust cover; 7-pressure relief device; 8-back door; 9-handcart; 10-positioner; The upper valve of 11-; Valve under 12-; 13-current transformer; 14-earthed switch; 15-lightning arrester; 16-relay protection element; 17-instrument; 18-earthing device.
Embodiment
As shown in the figure, a kind of armoured removable type alternating, comprises circuit breaker as shown in Figure 1, handcart, relay, instrument, bus, cable and cabinet, cabinet comprises circuit breaker cart chamber 1, relay control room 2, bus-bar room 3, cable vault 4, lifting bolt 5, dust cover 6, pressure relief device 7, back door 8, handcart 9, positioner 10, upper valve 11, lower valve 12, current transformer 13, earthed switch 14, lightning arrester 15, relay protection element 16, instrument 17, earthing device 18, circuit breaker cart chamber 1, relay control room 2, between bus-bar room 3 and cable vault 4, be connected with steel plate, circuit breaker cart chamber 1, relay control room 2, bus-bar room 3 and cable vault 4 are all provided with door, door is provided with sealing ring and chamber door can be closed, handcart 9 is installed in circuit breaker cart chamber 1, relay control room 2 is positioned at the upside of circuit breaker cart chamber 1, bus-bar room 3 is positioned at the rear side of circuit breaker cart chamber 1, cable vault 4 is positioned at the bottom of cabinet, and 1 top, circuit breaker cart chamber is provided with pressure relief device 7, and bus-bar room 3 tops are provided with dust cover 6, cabinet end face is provided with multiple lifting bolts 5.The shell of cabinet is selected import aluminizing zinc sheet metal, through machine tooling, and takes multiple flanging technique.Whole cabinet has precision height and very strong anticorrosive and antioxygenic property, and owing to adopting multiple flanging technique, compared with the cabinet of other same categories of device, overall weight is light, mechanical strength is high, good looking appearance, and cabinet adopts modular construction, is formed by connecting with staking nut and high-intensity bolt, to shorten in the processing cycle, component universality is strong, and floor space is few, is convenient to tissue and produces.
Handcart 9 is high with cabinet quality of fit, mechanical interlocking safety, reliable, flexible.Handcart is divided into circuit breaker cart, F-C handcart, voltage mutual inducer trolley, metering handcart, isolation handcart etc. according to purposes difference.Handcart can according to circumstances freely be changed.Handcart 9 has test position and service position in cabinet, and all there is respectively positioner 10 each position, reliable to ensure interlocking.Various handcarts all adopt screw mandrel advance, exit, operate light, flexible, change handcart just can conveniently take out with a special handcart transfer car, to carry out various examination and maintenance.
Track has been installed in 1 both sides, circuit breaker cart chamber, moves to service position for handcart 9 in cabinet by test position.The rear wall place of circuit breaker cart chamber 1 is provided with valve 11 and lower valve 12, and when handcart 9 moves to the process of service position from experiment position, upper valve 11, lower valve 12 link and automatically open with handcart 9; In the time moving in the other direction, 12, upper valve 11 and lower valve are automatically closed, and completely closed until handcart 9 retreats to certain position, formation is isolation effectively.Owing to not linking between upper valve 11 and lower valve 12, in the time of maintenance, the valve of the charged side of lockable, thus ensure that repair and maintenance personnel do not touch electrified body.In the time that 1 of circuit device handcart chamber is closed, handcart 9 can be operated equally.The door of circuit breaker cart chamber 1 is provided with observation window, can observe the present position of the interior handcart 9 in circuit breaker cart chamber 1 by observation window.
Relay protection element 16, instrument 17 are installed in relay control room 2, are convenient to the element of protection switch equipment, guarantee operating personnel's safety.
Main bus bar in bus-bar room 3 is that separate unit splicing runs through connection mutually, fixes by branch bar and main bus bar insulating sleeve.Main bus bar and interbus are the copper bar of square-section, are to adopt double-bus for large electric current.For special requirement, bus can cover with the insulating cover box of thermal shrinkable sleeve and customization, between adjacent cabinet bus, insulating sleeve is installed, and during if there is Internal faults arc, sleeve pipe can be effectively limited in accident in compartment and spread to other cabinet.
4 spaces, cable vault are larger, and current transformer 13, earthed switch 14 are arranged on the rear wall of cable vault 4, and lightning arrester 15 is installed on the rear lower of cable vault 4.After handcart 9 and dividing plate are removed, workmen just can enter from front installation and maintenance in cabinet.Cable bonding conductor in cable vault 4, every phase can and connect one to three cable, and every phase can and connect six roots of sensation cable if desired, and the metal shrouding that the low preparation detachable of cabinet of cable vault 4 cracks or not magnetic conductive metal shrouding, guaranteed easy construction.4 bottoms, cable vault are also provided with earthing device 18, and earthing device 18 is grounding copper bar, run through adjacent each chamber and are well connected with cabinet, for directly grounded components and parts.Because whole cabinet is all in good ground state, guarantee safety when operation personnel touch cabinet.
1 top, circuit breaker cart chamber is provided with pressure relief device 7, while producing electric arc when breaking down in compartment, switchgear air pressure inside raises, the sealing ring being contained on Qianmen is closed chamber door, the pressure relief device 7 at top is opened, release pressure and high-temperature gas, guarantee the safety of operating personnel and switchgear.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without creative work.Therefore; any amendment that all technical staff in the art do by logical analysis, reasoning, or a limited experiment on the basis of existing technology according to design of the present utility model, be equal to the technical scheme that replacement, improvement etc. obtain, all should be in by the determined protection range of claims.
Claims (6)
1. an armoured removable type alternating, comprise circuit breaker, handcart, relay, instrument and cabinet, described cabinet comprises circuit breaker cart chamber (1), relay control room (2), bus-bar room (3), cable vault (4), it is characterized in that: described relay control room (2) is positioned at the upside of described circuit breaker cart chamber (1), described bus-bar room (3) is positioned at the left side of described circuit breaker cart chamber (1), described cable vault (4) is positioned at the bottom of cabinet, top, described circuit breaker cart chamber (1) is provided with pressure relief device (7), described bus-bar room (3) top is provided with dust cover (6), described cabinet end face is provided with multiple lifting bolts (5), described circuit breaker cart chamber (1) is provided with valve (11) and lower valve (12), and described upper valve (11) and described lower valve (12) are arranged between described circuit breaker cart chamber (1) and described bus-bar room (3), in described relay control room (2), be provided with relay protection element (16), instrument (17), described cable vault (4) is provided with current transformer (13), earthed switch (14) and lightning arrester (15).
2. armoured removable type alternating as claimed in claim 1, it is characterized in that: described circuit breaker cart chamber (1), described relay control room (2), described bus-bar room (3) and described cable vault (4) are all provided with door, door is provided with sealing ring.
3. armoured removable type alternating as claimed in claim 1, is characterized in that: the door of described circuit breaker cart chamber (1) is provided with observation window.
4. armoured removable type alternating as claimed in claim 1, is characterized in that: described circuit breaker cart chamber (1), described relay control room (2), described bus-bar room (3), described cable vault are provided with steel plate between (4).
5. armoured removable type alternating as claimed in claim 1, is characterized in that: in described circuit breaker cart chamber (1), be provided with handcart (9) and circuit breaker.
6. armoured removable type alternating as claimed in claim 1, is characterized in that: in described relay control room (2), be provided with relay and instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420108963.9U CN203747282U (en) | 2014-03-08 | 2014-03-08 | Armored moved type AC metal enclosed switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420108963.9U CN203747282U (en) | 2014-03-08 | 2014-03-08 | Armored moved type AC metal enclosed switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203747282U true CN203747282U (en) | 2014-07-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420108963.9U Expired - Fee Related CN203747282U (en) | 2014-03-08 | 2014-03-08 | Armored moved type AC metal enclosed switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203747282U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104466769A (en) * | 2014-11-25 | 2015-03-25 | 南通苏源恒炫电气有限公司 | Steel-clad movable-type alternating current metal-closed switchgear |
| CN105790147A (en) * | 2016-04-20 | 2016-07-20 | 苏州开关二厂有限公司 | Armored moving-type AC metallic enclosing switch device |
| CN106099733A (en) * | 2016-06-22 | 2016-11-09 | 四川电器成套设备有限公司 | A kind of switchgear mounting arrangement structure |
-
2014
- 2014-03-08 CN CN201420108963.9U patent/CN203747282U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104466769A (en) * | 2014-11-25 | 2015-03-25 | 南通苏源恒炫电气有限公司 | Steel-clad movable-type alternating current metal-closed switchgear |
| CN105790147A (en) * | 2016-04-20 | 2016-07-20 | 苏州开关二厂有限公司 | Armored moving-type AC metallic enclosing switch device |
| CN106099733A (en) * | 2016-06-22 | 2016-11-09 | 四川电器成套设备有限公司 | A kind of switchgear mounting arrangement structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20150308 |
|
| EXPY | Termination of patent right or utility model |