CN105305285A - Removable AC metal closed high-voltage middle-arranged switch equipment and mounting method thereof - Google Patents
Removable AC metal closed high-voltage middle-arranged switch equipment and mounting method thereof Download PDFInfo
- Publication number
- CN105305285A CN105305285A CN201510655884.9A CN201510655884A CN105305285A CN 105305285 A CN105305285 A CN 105305285A CN 201510655884 A CN201510655884 A CN 201510655884A CN 105305285 A CN105305285 A CN 105305285A
- Authority
- CN
- China
- Prior art keywords
- bus
- circuit breaker
- room
- metal closed
- closed high
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
- H02B13/045—Details of casing, e.g. gas tightness
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
- H02B1/202—Cable lay-outs
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
- H02B13/065—Means for detecting or reacting to mechanical or electrical defects
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Patch Boards (AREA)
Abstract
The invention relates to removable AC metal closed high-voltage middle-arranged switch equipment and a mounting method thereof. Current high-voltage switch equipment has defects of no circuit breaker misoperation preventing function, incapability of effectively settling electrification of a live push-and-pull handcart, a live-switched grounded switch and a grounded switch at a grounded position, and incapability of preventing entry of a live interval by mistake. The removable AC metal closed high-voltage middle-arranged switch equipment comprises an outer housing. a bus chamber A and a relay instrument chamber D are arranged at the upper part in the outer housing; the middle part in the outer housing is provided with a circuit breaker handcart chamber B; the lower part in the outer housing is provided with a cable chamber C; the middle part in the outer housing is provided with a separator plate (15); one side surface of the separator plate is connected with a static contact device (5); a branched sleeve (2) and a main bus (4) are arranged above the static contact device; and a bus sleeve (3) is mounted outside the main bus. The invention is used for the removable AC metal closed high-voltage middle-arranged switch equipment.
Description
technical field:
the present invention relates to the AC metal closed high-voltage central-positioned switchgear of a kind of withdraw-type and installation method.
background technology:
due to the impact of electric network fault, power supply and terminal power supply trouble rate is caused to increase, current high voltage switchgear does not have the function preventing misoperation circuit breaker, to on-load push-and-pull handcart, chargedly close earthed switch, earthed switch is in earthing position power transmission and prevent the problems such as mistakenly entering charged chamber from can not effectively solve.Traditional power supply unit often causes the paralysis of network because of the damage of certain unit, directly affects the operation of network, the supply power mode of high voltage switchgear is more and more generally used, and urban distribution network interface is more, scheduling and operation management link many, malfunction lower turn of electric difficulty is larger.
summary of the invention:
the object of this invention is to provide the AC metal closed high-voltage central-positioned switchgear of a kind of withdraw-type and installation method.
above-mentioned object is realized by following technical scheme:
the AC metal closed high-voltage central-positioned switchgear of a kind of withdraw-type, its composition comprises: shell body, described shell body inner upper has bus-bar room A, relay control room D respectively, described shell body bosom position has circuit breaker cart room B, described shell body lower inside has cable vault C, described shell body bosom is provided with dividing plate, described dividing plate side is connected with static contact head device by bolt, be separately installed with branch joint, main bus bar above described static contact head device, outside described main bus bar, bus casing be installed.
the AC metal closed high-voltage central-positioned switchgear of described withdraw-type, fixed contact box is installed outside described static contact head device, below described bus-bar room A, current transformer is installed, described current transformer lower end is connected with earthing main bus by cable, described earthing main bus is arranged on base plate, be provided with lightning arrester above described base plate, described lightning arrester is connected with earthed switch by wire.
the AC metal closed high-voltage central-positioned switchgear of described withdraw-type, be connected with earthing switch operating mechanism above described earthed switch, described dividing plate another side is separately installed with middle can extract flat partition board, heater out, described heater side is provided with circuit breaker cart, is provided with secondary plug above described circuit breaker cart.
the AC metal closed high-voltage central-positioned switchgear of described withdraw-type, described D inside, relay control room is provided with side dividing plate, and described shell body top is separately installed with pressure relief device, controls little bus-bar room.
a kind of AC metal closed high-voltage central-positioned switchgear of withdraw-type and installation method, the method comprises the steps:
first be that the entirety of high voltage switchgear can be extracted parts two large divisions out by cabinet and middle and formed, the cabinet of switch cubicle is divided into four isolated areas, bus-bar room A, circuit breaker cart room B, relay control room D, cable vault C, breaker chamber has built on stilts line, cable incoming-outgoing wire, the power distribution equipment of various main line scheme can be become after arrangement, combination, switch cubicle can carry out Installation and Debugging and maintenance from front, namely ensure that fail safe, turn improve flexibility, volume is little, decreases floor space;
shell and the dividing plate of switch cubicle are made up of quality steel plate, have very strong anti-oxidant, corrosion-resistant function, and rigidity and mechanical strength are than ordinary low-carbon steel plate hight, pressure relief device is all equipped with in the top in three hyperbaric chambers, when there is internal fault, hyperbaric chamber internal gas pressure raises, due to cabinet door positiver sealing, gases at high pressure will by pressure relief device pressure release, adjacent switch cubicle is separated by respective side plate, air cushioning layer is still had after spelling cabinet, can prevent switch cubicle from being run through fusing by fault electric arc, relay control room D is assembled into individual compartment, separate with high-pressure area, circuit breaker cart room B and cable vault C separates by dividing plate, also can prevent operator from touching live part in bus-bar room A and cable vault C even if circuit breaker cart is removed, unload fastening bolt and just can remove horizontal baffle, be convenient to the installation of cable seal terminal.
beneficial effect:
1. the present invention is the AC metal closed high-voltage central-positioned switchgear of a kind of withdraw-type and installation method, mainly can extract parts two large divisions out by cabinet and middle to form, the cabinet of switch cubicle is divided into four isolated areas, bus-bar room A, circuit breaker cart room B, relay control room D and cable vault C, breaker chamber has built on stilts line, cable incoming-outgoing wire, through arrangement, the power distribution equipment of various main line scheme can be become after combination, switch cubicle can carry out Installation and Debugging and maintenance from front, namely ensure that fail safe, turn improve flexibility, volume is little, decrease floor space.
shell and the dividing plate of switch cubicle of the present invention are made up of quality steel plate, there is very strong anti-oxidant, corrosion-resistant function, and rigidity and mechanical strength are than ordinary low-carbon steel plate hight, pressure relief device is all equipped with in the top in three hyperbaric chambers, when there is internal fault, hyperbaric chamber internal gas pressure raises, due to cabinet door positiver sealing, gases at high pressure will by pressure relief device pressure release, and adjacent switch cubicle is separated by respective side plate, still have air cushioning layer after spelling cabinet, can prevent switch cubicle from being run through fusing by fault electric arc.
relay control room D of the present invention is assembled into individual compartment, separate with high-pressure area, circuit breaker cart room B and cable vault C separates by dividing plate, also can prevent operator from touching live part in bus-bar room A and cable vault C even if circuit breaker cart is removed, unload fastening bolt and just can remove horizontal baffle, be convenient to the installation of cable seal terminal.
circuit breaker cart of the present invention is contained in the circuit breaker cart room B of guide rail, can move between operation, test/isolation two diverse locations, when handcart moves from run location to test/isolated location, valve can cover fixed contact automatically, inverted running is then opened, handcart can operate when cabinet door is closed, and can see the ON(breaker closing on the position of handcart, handcart by the observation window on door)/OFF(breaker open operation) button, on/off switch positioning indicator and energy storage/release status indicator.
handcart of the present invention can adopt and manually move, and framework is assembled by alloy-steel plate, and fill circuit breaker and other equipment above, the contact arm with spring contact system is contained on the pole of circuit breaker, plays electric anastomosis when handcart is inserted into run location.
the signal of handcart of the present invention between switch cubicle, protection and control line; connect with a control line plug; handcart has just inserted switch cubicle and has just been fixed on test/isolated location; also be reliably connected to the grounding system of switch cubicle simultaneously; the position of handcart, sees by observation window or the handcart electric position indicating device be contained on low-pressure chamber panel.
bus of the present invention causes another switch cubicle from a switch cubicle, is fixed by branch bar and sleeve pipe.The branch bar of rectangle directly by Bolt Connection on main bus bar, do not need any connection to press from both sides.All buses and branch bar all cover with heat-shrinkable T bush.Bus isolation between cabinet and cabinet is got up by casing board and sleeve pipe, and has supporting role.
accompanying drawing illustrates:
accompanying drawing 1 is structural representation of the present invention.
embodiment:
embodiment 1:
the AC metal closed high-voltage central-positioned switchgear of a kind of withdraw-type, its composition comprises: shell body 1, described shell body inner upper has bus-bar room A respectively, relay control room D, described shell body bosom position has circuit breaker cart room B, described shell body lower inside has cable vault C, described shell body bosom is provided with dividing plate 15, described dividing plate side is connected with static contact head device 5 by bolt, branch joint 2 is separately installed with above described static contact head device, main bus bar 4, bus casing 3 is installed outside described main bus bar.
embodiment 2:
the AC metal closed high-voltage central-positioned switchgear of withdraw-type according to embodiment 1, fixed contact box 6 is installed outside described static contact head device, below described bus-bar room A, current transformer 7 is installed, described current transformer lower end is connected with earthing main bus 11 by cable 9, described earthing main bus is arranged on base plate 21, be provided with lightning arrester 10 above described base plate, described lightning arrester is connected with earthed switch 8 by wire.
embodiment 3:
the AC metal closed high-voltage central-positioned switchgear of withdraw-type according to embodiment 2, be connected with earthing switch operating mechanism 20 above described earthed switch, described dividing plate another side is separately installed with middle can extract flat partition board 19, heater 18 out, described heater side is provided with circuit breaker cart 17, is provided with secondary plug 16 above described circuit breaker cart.
embodiment 4:
the AC metal closed high-voltage central-positioned switchgear of withdraw-type according to embodiment 1, described D inside, relay control room is provided with side dividing plate 14, and described shell body top is separately installed with pressure relief device 13, controls little bus-bar room 12.
embodiment 5:
utilize an installation method for the AC metal closed high-voltage central-positioned switchgear of the withdraw-type described in embodiment 1-4,
this method is first that the entirety of high voltage switchgear can be extracted parts two large divisions out by cabinet and middle and formed, the cabinet of switch cubicle is divided into four isolated areas, bus-bar room A, circuit breaker cart room B, relay control room D, cable vault C, breaker chamber has built on stilts line, cable incoming-outgoing wire, the power distribution equipment of various main line scheme can be become after arrangement, combination, switch cubicle can carry out Installation and Debugging and maintenance from front, namely ensure that fail safe, turn improve flexibility, volume is little, decreases floor space;
shell and the dividing plate of switch cubicle are made up of quality steel plate, have very strong anti-oxidant, corrosion-resistant function, and rigidity and mechanical strength are than ordinary low-carbon steel plate hight, pressure relief device is all equipped with in the top in three hyperbaric chambers, when there is internal fault, hyperbaric chamber internal gas pressure raises, due to cabinet door positiver sealing, gases at high pressure will by pressure relief device pressure release, adjacent switch cubicle is separated by respective side plate, air cushioning layer is still had after spelling cabinet, can prevent switch cubicle from being run through fusing by fault electric arc, relay control room D is assembled into individual compartment, separate with high-pressure area, circuit breaker cart room B and cable vault C separates by dividing plate, also can prevent operator from touching live part in bus-bar room A and cable vault C even if circuit breaker cart is removed, unload fastening bolt and just can remove horizontal baffle, be convenient to the installation of cable seal terminal.
Claims (5)
1. the AC metal closed high-voltage central-positioned switchgear of withdraw-type, its composition comprises: shell body, it is characterized in that: described shell body inner upper has bus-bar room A respectively, relay control room D, described shell body bosom position has circuit breaker cart room B, described shell body lower inside has cable vault C, described shell body bosom is provided with dividing plate, described dividing plate side is connected with static contact head device by bolt, branch joint is separately installed with above described static contact head device, main bus bar, outside described main bus bar, bus casing is installed.
2. the AC metal closed high-voltage central-positioned switchgear of withdraw-type according to claim 1, it is characterized in that: fixed contact box is installed outside described static contact head device, below described bus-bar room A, current transformer is installed, described current transformer lower end is connected with earthing main bus by cable, described earthing main bus is arranged on base plate, be provided with lightning arrester above described base plate, described lightning arrester is connected with earthed switch by wire.
3. the AC metal closed high-voltage central-positioned switchgear of withdraw-type according to claim 2, it is characterized in that: be connected with earthing switch operating mechanism above described earthed switch, described dividing plate another side is separately installed with middle can extract flat partition board, heater out, described heater side is provided with circuit breaker cart, is provided with secondary plug above described circuit breaker cart.
4. the AC metal closed high-voltage central-positioned switchgear of withdraw-type according to claim 1, is characterized in that: described D inside, relay control room is provided with side dividing plate, and described shell body top is separately installed with pressure relief device, controls little bus-bar room.
5. an installation method for the AC metal closed high-voltage central-positioned switchgear of the withdraw-type described in claim 1-4, is characterized in that: the method comprises the steps:
First be that the entirety of high voltage switchgear can be extracted parts two large divisions out by cabinet and middle and formed, the cabinet of switch cubicle is divided into four isolated areas, bus-bar room A, circuit breaker cart room B, relay control room D, cable vault C, breaker chamber has built on stilts line, cable incoming-outgoing wire, the power distribution equipment of various main line scheme can be become after arrangement, combination, switch cubicle can carry out Installation and Debugging and maintenance from front, namely ensure that fail safe, turn improve flexibility, volume is little, decreases floor space;
Shell and the dividing plate of switch cubicle are made up of quality steel plate, have very strong anti-oxidant, corrosion-resistant function, and rigidity and mechanical strength are than ordinary low-carbon steel plate hight, pressure relief device is all equipped with in the top in three hyperbaric chambers, when there is internal fault, hyperbaric chamber internal gas pressure raises, due to cabinet door positiver sealing, gases at high pressure will by pressure relief device pressure release, adjacent switch cubicle is separated by respective side plate, air cushioning layer is still had after spelling cabinet, can prevent switch cubicle from being run through fusing by fault electric arc, relay control room D is assembled into individual compartment, separate with high-pressure area, circuit breaker cart room B and cable vault C separates by dividing plate, also can prevent operator from touching live part in bus-bar room A and cable vault C even if circuit breaker cart is removed, unload fastening bolt and just can remove horizontal baffle, be convenient to the installation of cable seal terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510655884.9A CN105305285A (en) | 2015-10-13 | 2015-10-13 | Removable AC metal closed high-voltage middle-arranged switch equipment and mounting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510655884.9A CN105305285A (en) | 2015-10-13 | 2015-10-13 | Removable AC metal closed high-voltage middle-arranged switch equipment and mounting method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105305285A true CN105305285A (en) | 2016-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510655884.9A Pending CN105305285A (en) | 2015-10-13 | 2015-10-13 | Removable AC metal closed high-voltage middle-arranged switch equipment and mounting method thereof |
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|---|---|
| CN (1) | CN105305285A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109193440A (en) * | 2018-10-29 | 2019-01-11 | 镇江上电电气有限公司 | A kind of moveable high-voltage switchgear |
| WO2022241656A1 (en) * | 2021-05-18 | 2022-11-24 | Abb Schweiz Ag | Switchgear |
-
2015
- 2015-10-13 CN CN201510655884.9A patent/CN105305285A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109193440A (en) * | 2018-10-29 | 2019-01-11 | 镇江上电电气有限公司 | A kind of moveable high-voltage switchgear |
| WO2022241656A1 (en) * | 2021-05-18 | 2022-11-24 | Abb Schweiz Ag | Switchgear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160203 |