CN201315435Y - Armored mid-set AC metal closed switch device - Google Patents
Armored mid-set AC metal closed switch device Download PDFInfo
- Publication number
- CN201315435Y CN201315435Y CNU2008201712376U CN200820171237U CN201315435Y CN 201315435 Y CN201315435 Y CN 201315435Y CN U2008201712376 U CNU2008201712376 U CN U2008201712376U CN 200820171237 U CN200820171237 U CN 200820171237U CN 201315435 Y CN201315435 Y CN 201315435Y
- Authority
- CN
- China
- Prior art keywords
- circuit breaker
- breaker cart
- bus
- compartment
- armouring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 239000002184 metal Substances 0.000 title claims abstract description 28
- 239000004677 Nylon Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 9
- 238000010891 electric arc Methods 0.000 abstract description 7
- 238000013461 design Methods 0.000 description 36
- 238000012423 maintenance Methods 0.000 description 10
- 238000009434 installation Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000010257 thawing Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Patch Boards (AREA)
- Trip Switchboards (AREA)
Abstract
The utility model relates to an armored mid-set AC metal closed switch device which comprises an armored cabinet body. A bus compartment, a breaker handcart compartment, a cable compartment and a relay instrument compartment are arranged in the cabinet body. The relay instrument compartment is located at the front part of the cabinet body and protrudes out of the upper head face of the cabinet body; the bus compartment is located at the upper part of the relay instrument compartment at the rear part of the cabinet body, below the cable compartment and the relay instrument compartment; the breaker handcart compartment is located below the relay instrument compartment, and a breaker handcart is arranged in the breaker handcart compartment; and the cable compartment is arranged below the bus compartment. The armored mid-set AC metal closed switch device has the advantages that the armored mid-set AC metal closed switch device effectively prevents the expansion of the electric arc and improves the safety and reliability of the equipment; secondly, the armored mid-set AC metal closed switch device realizes that the whole cabinet can be overhauled without cutting off the power supply; thirdly, the armored mid-set AC metal closed switch device ensures that only when the breaker handcart is at the working position or the testing position, the breaker can be switched on, and only when the breaker handcart is under the open state, the breaker can be moved, thus meeting the requirements of preventing five types of phenomena.
Description
Technical field
The utility model relates to a kind of armouring middle ac metal closing switch gear, belongs to power equipment and makes the field.
Background technology
In electric power system at present, armouring middle ac metal closing switch gear is because layout is unreasonable, not only maintenance difficulty, and lack enough safety guarantee and safety measure, the safe operation of equipment and maintenance fast both be unfavorable for, also can't realize the quick assembling and the debugging of equipment, and lack operability.
Summary of the invention
Purpose of design: avoid the weak point in the background technology, design a kind of both convenient assembling, the armouring middle ac metal closing switch gear of easy access again fast.Design: in order to realize above-mentioned purpose of design.1, armouring body cabinet adopts the design of package assembly, is one of feature of the utility model design.The purpose of doing like this is: not only improved the quality of fit of handcart and cabinet, and can organize production, assembling rapidly, and had the characteristics of good looking appearance.2, between main bus bar chamber, relay control room and the cable vault and adopt the metal partion (metp) of ground connection to separate design, be the utility model design feature two.The purpose of doing like this is: both increased the independence and the fail safe of each chamber, can stop the extension of electric arc effectively again, thereby issuable fault is limited in the very little scope.3, the design of handcart chamber, main bus bar chamber, relay control room and cable vault's pressure release passage, be the utility model design feature three.The purpose of doing like this is: when certain part need be changed element or maintenance, do not need full cabinet to have a power failure, only need to cut off element two ends power supply, the maintenance personal can enter this chamber safely.4, the circuit breaker cart design that places switchgear middle part and adopt turbine, worm screw to shake propellings, withdraw from is four of the feature that designs of the utility model.The purpose of doing like this is: the space that has both increased the cable vault, be convenient to connect multiway cable more, make handcart more convenient to operate be positioned at disconnection, test and service position again, and the mechanical interlocking in conjunction with handcart makes it only at work or its breaker closing of test position, and could move during separating brake has increased the fail safe of using.5, in the bus-bar room, with the circuit breaker cart chamber between dividing plate in valve and the box-packed design on valve of fixed contact, be five of the feature that designs of the utility model.The purpose of doing like this is: the static contact head device in the fixed contact box is cooperated with circuit breaker cart formation switch.When using, handcart moves to the service position from disconnection, test position, and valve is opened automatically, and the valve auto-closing covers the fixed contact box when opposite direction is mobile, isolates thereby form effectively.When maintenance, the valve of the charged side of lockable has guaranteed the safety of using simultaneously.6, adjacent cabinet bus adopts thermal shrinkable sleeve to cover and adopts the fixing design of sleeve pipe, be the utility model design feature six.The purpose of doing like this is: having guaranteed has air cushioning between adjacent cabinet bus, during internal fault electric arc, can prevent that it from running through thawing, does not spread to other cabinets thereby accident can be limited in the compartment.7, the cable vault is built-in with the design of drawable type horizontal baffle, loading and unloading type dividing plate, be the utility model design feature seven.The purpose of doing like this is: just can guarantee that the user can enter installation or maintenance in the cabinet in the front, makes Operation and Maintenance comparatively convenient.8, control circuit is laid in the wire casing and is with metal cover board and the turnover design of control room's top board, be the utility model design feature eight.The purpose of doing like this is: secondary line and hyperbaric chamber are isolated, guarantee the safety of use, be convenient to the installation of branch bus simultaneously in conjunction with the cover plate of upset.9, the design of in circuit breaker cart chamber, bus-bar room and the cable vault pressure relief device being housed all, be the utility model design feature nine.The purpose of doing like this is: when circuit breaker or bus generation internal fault electric arc, the switchgear air pressure inside raises, being installed in special seal circle on the door is closed before cabinet, the pressure release metallic plate at top is opened automatically, release pressure and drain gas has been guaranteed the safety of operating personnel and switch cubicle.10, the design of reliable interlock is housed in the switchgear, be the utility model design feature ten.The purpose of doing like this is: have and prevent on-load push-and-pull circuit breaker cart, prevent mistake deciliter circuit breaker, prevent from when earthed switch is in make position to close and close circuit breaker, prevent the mistakenly entering into charged compartment, prevent the interlock at charged mistiming splice grafting ground switch, fully satisfied five requirements of preventing.11, the design that realizes by secondary plug of the contact of the secondary line of secondary line on the switchgear and circuit breaker cart, be the utility model design feature 11.The purpose of doing like this is: the moving contact of secondary plug links to each other with circuit breaker cart by a nylon ripple telescopic, and secondary stationary contact headstock is installed in the switch cabinet handcart chamber.Have only when circuit breaker cart at test, open position, just can plug or pull out secondary plug, because the mechanical interlocking effect, secondary was inserted locked when circuit breaker cart was in work, can't pull out, thereby guarantee user's safety.12, breaker chamber and cable vault are equipped with Heater Design, be the utility model design feature 12.The purpose of doing like this is: the corrosion of being convenient to produce condensation in the bigger climatic environment of high humiture or variations in temperature and having prevented equipment makes its normal operation.13, the design of charged display unit is housed in the switchgear, be the utility model design feature 13.The purpose of doing like this is: device is constituted and is connect conductor wire with the open air by high pressure sensor and portable display and is connected as a single entity, not only can point out the high tension loop charged state, but also can cooperate with electromagnetic lock, realize forced blocking switch knob, net door, prevent splice grafting ground, charged pass switch, prevent mistakenly entering charged chamber, thereby improve the anti-error performance of auxiliary products.
Technical scheme: armouring middle ac metal closing switch gear, it comprises armouring body cabinet, be provided with bus-bar room, circuit breaker cart chamber, cable vault, relay control room composition in the armouring body cabinet, the relay control room is positioned at armouring cabinet front portion and protrudes from the cabinet upper surface, bus-bar room is positioned at the top that the relay control room is positioned at the cabinet rear portion, below, relay control room, cable vault, the circuit breaker cart chamber is positioned at below, relay control room, it is indoor that circuit breaker cart is positioned at circuit breaker cart, and the cable vault is positioned at the bus-bar room below.
The utility model is compared with background technology, and the one, between bus-bar room, relay control room and the cable vault and adopt the metal partion (metp) of ground connection to separate design, stop the extension of electric arc effectively, increased the security reliability of equipment; The 2nd, the design of handcart chamber, bus-bar room, relay control room and cable vault's pressure release passage has realized not interruption maintenance of full cabinet; The 3rd, the design of circuit breaker handcart makes the design of equipment more modular integrated, convenient installation, debugging, maintenance and operation; The 4th, the design of the mechanical interlocking machine of circuit breaker cart has been guaranteed circuit breaker cart only in the service position or test position, and circuit breaker just can close a floodgate, and circuit breaker cart is only under gate-dividing state, and circuit breaker could move; The 5th, the design of the interlock between circuit breaker cart, earthed switch and the cabinet door has realized five requirements of preventing.
Description of drawings
Fig. 1 is an armouring middle ac metal closing switch gear schematic diagram.
Embodiment
Embodiment 1: with reference to accompanying drawing 1.Armouring middle ac metal closing switch gear, it comprises armouring body cabinet 5, be provided with bus-bar room 1, circuit breaker cart chamber 16, cable vault 11, relay control room 18 compositions in the armouring body cabinet 5, adopt metal partion (metp) to isolate between bus-bar room 1, circuit breaker cart chamber 16, cable vault 11, the relay control room 18, bus-bar room 1, circuit breaker cart chamber 16, cable vault 11 are respectively equipped with in pressure release passage and circuit breaker cart chamber, bus-bar room and the cable vault pressure relief device 1-1 all are housed.In the bus-bar room 1 and the dividing plate of 16 of circuit breaker cart chambers in be provided with valve 13, fixed contact box 6 is contained in static contact head device 5 on the valve 13 and in the fixed contact box 6 and is switch with circuit breaker cart 15 and cooperates.Relay control room 18 is positioned at armouring cabinet 5 front portions and protrudes from cabinet 5 upper surfaces, and bus-bar room 1 is positioned at the top that relay control room 18 is positioned at the cabinet rear portion, 18 belows, 11 relay control rooms, cable vault, and cable 9 is positioned at cable vault 11.Circuit breaker cart chamber 16 is positioned at 18 belows, relay control room, and circuit breaker cart 15 is positioned at circuit breaker cart chamber 16, and cable vault 11 is positioned at bus-bar room 1 below.Track is equipped with in both sides in the circuit breaker cart chamber 16, and circuit breaker cart 15 is positioned on the track and adopts turbine, worm screw to shake propelling, withdraw from, and circuit breaker cart 15 is equipped with vacuum circuit-breaker.Secondary stationary contact headstock 14 is positioned on the cabinet wall of 16 tops, circuit breaker cart chamber and by manual secondary plug and is connected with the secondary line of circuit breaker cart, and the moving contact of secondary plug links by nylon bellows and circuit breaker cart 15.The base plate 17 of circuit breaker cart chamber 16 is withdrawable horizontal baffle, and 16 belows, circuit breaker cart chamber are the little wire casing 1-2 of control.When using, at first to make circuit breaker cart 15 be in test position, secondary plug on the switchgear is inserted, by observing the situation of the indicator light on control room's panel, and further confirm the state (judging) of circuit breaker cart punishment lock by panel direction board on the handcart or the separating brake indicator light on control room's panel, the rotating operation rocking bar, up to cabinet in circuit breaker cart chamber 16 in the interlock on, valve 13 on the following fixed contact box 6 is opened automatically, major loop is connected, circuit breaker cart is in the service position, and can close it by control loop, divide operation.When handcart being withdrawn into test from the service position or during open position, valve 13 auto-closings cover fixed contact box 6, form effective isolation, and upper and lower valve do not link, thereby the charged valve of lockable has guaranteed maintainer's personal safety.Wherein bus-bar room 1 interior main bus bar 4 is fixed by branch bar 2 and fixed contact box 6, and main bus bar 4 passes through the Bolt Connection bolt in the fixed contact box, and bus employing thermal shrinkable sleeve and attachment bolt insulating case and end cap covering, and adjacent cabinet bus is fixed with sleeve pipe 3.Thereby when having prevented internal fault electric arc to produce, can prevent that it from running through thawing, accident is limited in the compartment and outside other cabinets, does not spread.Can enter installation and maintenance in the cabinet in the front by mobile handcart and pull-out type horizontal baffle 17 and loading and unloading type dividing plate 12, the current transformer 7 in the cable vault, earthed switch 8, lightning arrester 10, that has guaranteed to use is more safe and reliable.As need circuit breaker cart 15 is removed from cabinet, must guarantee that at first handcart is in test position, remove the subsidiary loop plug, handcart is outwards pulled out before transfer car(buggy) is pushed into cabinet, must use specific means of transportation just can remove handcart.When breaker chamber or bus-bar room fault electric arc, switch cubicle air pressure raises, and is installed in special seal circle on the door and is closed before cabinet, and the pressure relief device 1-1 of top equipment opens automatically, release pressure and drain gas has been guaranteed the safety of operating personnel and switch cubicle.Thereby really accomplished interlock, realized preventing on-load push-and-pull circuit breaker cart, prevent mistake deciliter circuit breaker, preventing from when earthed switch is in make position to close and close circuit breaker, prevent the mistakenly entering into charged compartment, prevent interlock of switch cubicle, fully satisfied five requirements of preventing at charged mistiming splice grafting ground switch.
What need understand is: though the foregoing description is to the utility model detailed text description of contrasting; but these text descriptions; just the simple text of the utility model mentality of designing is described; rather than to the restriction of utility model mentality of designing; any combination, increase or modification that does not exceed the utility model mentality of designing all falls in the protection range of the present utility model.
Claims (10)
1, a kind of armouring middle ac metal closing switch gear, it comprises armouring body cabinet, be provided with bus-bar room, circuit breaker cart chamber, cable vault, relay control room composition in the armouring body cabinet, it is characterized in that: the relay control room is positioned at armouring cabinet front portion and protrudes from the cabinet upper surface, bus-bar room is positioned at the top that the relay control room is positioned at the cabinet rear portion, below, relay control room, cable vault, the circuit breaker cart chamber is positioned at below, relay control room, it is indoor that circuit breaker cart is positioned at circuit breaker cart, and the cable vault is positioned at the bus-bar room below.
2, armouring middle ac metal closing switch gear according to claim 1 is characterized in that: adopt metal partion (metp) to isolate between bus-bar room, circuit breaker cart chamber, cable vault, the relay control room.
3, armouring middle ac metal closing switch gear according to claim 2, it is characterized in that: bus-bar room, circuit breaker cart chamber, cable vault are respectively equipped with pressure release passage.
4, armouring middle ac metal closing switch gear according to claim 1, it is characterized in that: track is equipped with in the indoor both sides of circuit breaker cart, and circuit breaker cart is positioned on the track and adopts turbine, worm screw to shake propelling, withdraw from.
5, according to claim 1 or 4 described armouring middle ac metal closing switch gears, it is characterized in that: circuit breaker cart is equipped with vacuum circuit-breaker.
6, armouring middle ac metal closing switch gear according to claim 1, it is characterized in that: be provided with valve in the dividing plate between in the bus-bar room and circuit breaker cart chamber, fixed contact box-packed on valve and the static contact head device in the fixed contact box be switch with circuit breaker cart and cooperate.
7, armouring middle ac metal closing switch gear according to claim 1 is characterized in that: secondary fixed contact seat is positioned on the cabinet wall of circuit breaker cart chamber top and by manual secondary plug and is connected with the secondary line of circuit breaker cart.
8, armouring middle ac metal closing switch gear according to claim 7, it is characterized in that: the moving contact of secondary plug links by nylon bellows and circuit breaker cart.
9, armouring middle ac metal closing switch gear according to claim 1 is characterized in that: in described circuit breaker cart chamber, bus-bar room and the cable vault pressure relief device is housed all.
10, armouring middle ac metal closing switch gear according to claim 1, it is characterized in that: the base plate of circuit breaker cart chamber is withdrawable horizontal baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201712376U CN201315435Y (en) | 2008-12-25 | 2008-12-25 | Armored mid-set AC metal closed switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201712376U CN201315435Y (en) | 2008-12-25 | 2008-12-25 | Armored mid-set AC metal closed switch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201315435Y true CN201315435Y (en) | 2009-09-23 |
Family
ID=41127235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201712376U Expired - Lifetime CN201315435Y (en) | 2008-12-25 | 2008-12-25 | Armored mid-set AC metal closed switch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201315435Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102545079A (en) * | 2011-11-17 | 2012-07-04 | 宁波电业局 | Novel condensation control system |
| CN110707582A (en) * | 2019-11-18 | 2020-01-17 | 重庆施能电力设备有限公司 | Intelligent cloud system for power distribution cabinet |
-
2008
- 2008-12-25 CN CNU2008201712376U patent/CN201315435Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102545079A (en) * | 2011-11-17 | 2012-07-04 | 宁波电业局 | Novel condensation control system |
| CN110707582A (en) * | 2019-11-18 | 2020-01-17 | 重庆施能电力设备有限公司 | Intelligent cloud system for power distribution cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE GRID CORPORATION OF CHINA STATE GRID ZHEJIAN Effective date: 20140417 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 311100 HANGZHOU, ZHEJIANG PROVINCE TO: 311199 HANGZHOU, ZHEJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140417 Address after: 311199 Yuhang City, Hangzhou Province Star Bridge Street Star Bridge North Road, No. 165, No. Patentee after: ZHEJIANG TRULY ELECTRIC CO., LTD. Patentee after: State Grid Corporation of China Patentee after: State Grid Zhejiang Hangzhou Yuhang District Power Supply Company Patentee after: Hangzhou Power Supply Company, State Grid Zhejiang Electric Power Company Patentee after: State Grid Zhejiang Electric Power Company Address before: 311100, No. 165 North Star Bridge Road, Star Bridge Street, Yuhang District, Zhejiang, Hangzhou Patentee before: ZHEJIANG TRULY ELECTRIC CO., LTD. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20090923 |
|
| CX01 | Expiry of patent term |