CN101841135B - Single-phase bipolar air insulated switchgear - Google Patents
Single-phase bipolar air insulated switchgear Download PDFInfo
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- CN101841135B CN101841135B CN2010101234893A CN201010123489A CN101841135B CN 101841135 B CN101841135 B CN 101841135B CN 2010101234893 A CN2010101234893 A CN 2010101234893A CN 201010123489 A CN201010123489 A CN 201010123489A CN 101841135 B CN101841135 B CN 101841135B
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- bus
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- breaker
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- current transformer
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Abstract
The invention relates to a single-phase bipolar air insulated switchgear which comprises an air chamber, a cable chamber, an instrument chamber and a breaker. The air chamber is fixed at the top of the cable chamber, the instrument chamber is fixed at the right side of the cable chamber, an inner cavity of a box body of the air chamber is divided by clapboards into a bus chamber, a breaker chamber and an auxiliary air chamber which are relatively sealed, the breaker is arranged in the breaker chamber and fixedly connected with the inner wall of the box body, the bus chamber is internally provided with a first bus connector, a rotating shaft, a first level bus, a second level bus, a first connecting block, a second connecting block, an insulated pull rod, a third static contact, a fourth contact and a movable knife head which is connected with the rotating shaft by the insulated pull rod, and the bus chamber and the breaker chamber are respectively and internally provided with air insulated media. The invention has greatly improved insulation performance, reduced electric gap and greatly reduced whole cabinet size, thereby reducing floor area and fully utilizing soil resources.
Description
Technical field
The present invention relates to a kind of switchgear, specifically, relate to a kind of in equipment, fill gas-insulated medium improve equipment insulation property, and the protection casing is installed, the single-phase bipolar air insulated switchgear of isolation knife is set.
Background technology
The components and parts of the inside of switchgear are more at present; Cause the volume of equipment more complicated and equipment also huger; Have only the maintenance certain interval in addition between the general high voltage components and parts, could guarantee the insulation property between the components and parts, so just need the volume of further increase equipment; Equipment volume increases on the one hand and increases cost of manufacture, has also increased the weight of the use cost in transportation and soil on the other hand; Switchgear need be under different climatic conditions all can operate as normal, but existing equipment is owing to can not make the various components and parts in the equipment all well protected, so also be difficult to the normal operation of realization equipment when inclement condition; Manual work needs frequent console switch equipment in addition, but existing switchgear is not owing to install reliability and the fail safe of corresponding safety device in causing operating and can not get guaranteeing, thereby causes the potential safety hazard of equipment bigger.
Summary of the invention
The purpose of this invention is to provide that a kind of volume is little, sealing is strong, the single-phase bipolar air insulated switchgear that operating process is reliable, safe.
The technical scheme that realizes above-mentioned purpose is: a kind of single-phase bipolar air insulated switchgear; This switchgear is made up of air chamber, cable vault, control room and circuit breaker; Air chamber is fixed on the top, cable vault; The control room is fixed on the right side of cable vault, and the inner chamber of the casing of air chamber is divided into bus-bar room, breaker chamber and the auxiliary tank of relative sealing by dividing plate, and circuit breaker is positioned at breaker chamber; Circuit breaker is fixedly connected with cabinet wall; Have first bus tie, rotating shaft, first horizontal bus, second horizontal bus, first contiguous block, second contiguous block, insulated tension pole, the 3rd fixed contact, the 4th fixed contact and dynamic cutter head in the bus-bar room, first bus tie is positioned at the two ends of first horizontal bus and second horizontal bus, and first horizontal bus is connected with first bus tie through first contiguous block; Second horizontal bus is connected with first bus tie through second contiguous block, and the 3rd fixed contact is fixed between first horizontal bus and second horizontal bus; Have insulator, inner cone socket, first bus, second bus, triple bus-bar, the 4th bus, the 5th bus, the 6th bus, first fixed contact, second fixed contact and first current transformer in the breaker chamber; First current transformer is installed on the dividing plate of casing; The upper end of first current transformer is connected with the lower end of circuit breaker through insulator, the 5th bus, the 6th bus, first fixed contact; The lower end of first current transformer is connected with the inner cone socket through triple bus-bar, the 4th bus, and first current transformer can play the effect of protection cable end; Second bus tie also is installed on the dividing plate of cabinets cavity; This second bus tie is made up of insulating sleeve, inserts and contact rod; Inserts and contact rod are cast in the insulating sleeve; One end of contact rod is positioned at bus-bar room, and the other end is positioned at breaker chamber, and contact rod respectively with breaker chamber in first bus, second bus be connected; Dynamic cutter head is connected with rotating shaft through insulated tension pole; In bus-bar room and breaker chamber, all has gas-insulated medium; And bent plate is installed at the breaker chamber top; Two sulfur hexafluoride density controllers are installed on bent plate; One of them sulfur hexafluoride density controller is connected with an end of the 3rd tracheae that is communicated with breaker chamber, and another sulfur hexafluoride density controller is connected with an end of second tracheae that is communicated with bus-bar room, and the other end of first tracheae that is communicated with auxiliary tank is communicated with bus-bar room; Lightning arrester, second current transformer, cable, the first connection row, the second connection row and the 3rd connection are installed in the described cable vault arrange, second current transformer is fixed on the support in the cable vault.
Further, the air chamber top is equipped with connecting lever through bar, connecting lever is installed with axle and cover at the circuit breaker top, and connecting lever is connected with rotating shaft through an end of bar, and the other end is connected with axle with connecting lever.
After adopting technique scheme, all have gas edge medium in bus-bar room and the breaker chamber, improved insulation property greatly, reduced electric clearance, the volume of whole cabinet can be dwindled greatly, thereby can reduce floor space, make full use of land resource.Simultaneously, the institute of this equipment once high pressure components and parts all is enclosed in the stainless steel casing, and its influence that receives natural conditions is reduced greatly, guarantees under the harsh climate condition, still can move normally.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 looks sketch map for the left side of Fig. 1;
Fig. 3 is the schematic top plan view of Fig. 1;
Fig. 4 is the structural representation of air chamber 10;
Fig. 5 is the A-A generalized section of Fig. 4;
Fig. 6 is the schematic top plan view of Fig. 5;
Fig. 7 is the structural representation of second bus tie of the utility model;
Fig. 8 is the B-B cross-sectional schematic of Fig. 7.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is done further detailed explanation.
Shown in Fig. 1～8; A kind of single-phase bipolar air insulated switchgear; This switchgear is made up of air chamber 10, cable vault 5, control room 4 and circuit breaker 3; Air chamber 10 is fixed on 5 tops, cable vault; Control room 4 is fixed on the right side of cable vault 5, and the inner chamber of the casing 10-1 of air chamber 10 is divided into bus-bar room, breaker chamber and the auxiliary tank of relative sealing by dividing plate, and circuit breaker 3 is positioned at breaker chamber; Circuit breaker 3 is fixedly connected with casing 10-1 inwall; Have the first bus tie 10-7, rotating shaft 10-6, the first horizontal bus 10-9, the second horizontal bus 10-10, the first contiguous block 10-18, the second contiguous block 10-19, insulated tension pole 10-17, the 3rd fixed contact 10-8, the 4th fixed contact 10-15 and dynamic cutter head 10-16 in the bus-bar room, the first bus tie 10-7 is positioned at the two ends of the first horizontal bus 10-9 and the second horizontal bus 10-10, and the first horizontal bus 10-9 is connected with the first bus tie 10-7 through the first contiguous block 10-18; The second horizontal bus 10-10 is connected with the first bus tie 10-7 through the second contiguous block 10-19, and the 3rd fixed contact 10-8 is fixed between the first horizontal bus 10-9 and the second horizontal bus 10-10; Have insulator 10-22, inner cone socket 10-14, the first bus 10-4, the second bus 10-5, triple bus-bar 10-12, the 4th bus 10-13, the 5th bus 10-20, the 6th bus 10-21, the first fixed contact 10-2, the second fixed contact 10-3 and the first current transformer 10-11 in the breaker chamber; The first current transformer 10-11 is installed on the dividing plate of casing 10-1; The upper end of the first current transformer 10-11 is connected with the lower end of circuit breaker 3 through insulator 10-22, the 5th bus 10-20, the 6th bus 10-21, the first fixed contact 10-2; The lower end of the first current transformer 10-11 is connected with inner cone socket 10-14 through triple bus-bar 10-12, the 4th bus 10-13, and the first current transformer 10-11 can play the effect of protection cable end; The second bus tie 10-23 also is installed on the dividing plate of casing 10-1 inner chamber; This second bus tie 10-23 is made up of insulating sleeve 10-23-3, inserts 10-23-2 and contact rod 10-23-1; Inserts 10-23-2 and contact rod 10-23-1 are cast among the insulating sleeve 10-23-3; The end of contact rod 10-23-1 is positioned at bus-bar room, and the other end is positioned at breaker chamber, and contact rod 10-23-1 respectively with breaker chamber in the first bus 10-4, the second bus 10-5 be connected; Dynamic cutter head 10-16 is connected with rotating shaft 10-6 through insulated tension pole 10-17; In bus-bar room and breaker chamber, all has gas-insulated medium; And bent plate 2 is installed at the breaker chamber top; Two sulfur hexafluoride density controllers 1 are installed on bent plate 2; One of them sulfur hexafluoride density controller 1 is connected with an end of the 3rd tracheae 13 that is communicated with breaker chamber, and another sulfur hexafluoride density controller 1 is connected with an end of second tracheae 12 that is communicated with bus-bar room, and the other end of first tracheae 11 that is communicated with auxiliary tank is communicated with bus-bar room; Lightning arrester 7, second current transformer 6, cable 9, first are installed in the described cable vault 5 to be connected row 8, second and connects row the 14 and the 3rd and connect row's 15, the second current transformers 6 and be fixed on the support in the cable vault 5.
Like Fig. 1, shown in 3, described air chamber 10 tops are equipped with connecting lever through bar 16, connecting lever are installed with axle 17 and overlap 18 at circuit breaker 3 tops, and connecting lever is connected with rotating shaft 10-6 through an end of bar 16, and the other end and connecting lever are connected with spools 17.
Claims (2)
1. single-phase bipolar air insulated switchgear; This switchgear is made up of air chamber (10), cable vault (5), control room (4) and circuit breaker (3); Air chamber (10) is fixed on top, cable vault (5); Control room (4) is fixed on the right side of cable vault (5); The inner chamber of the casing (10-1) of air chamber (10) is divided into bus-bar room, breaker chamber and the auxiliary tank of relative sealing by dividing plate; Circuit breaker (3) is positioned at breaker chamber; Circuit breaker (3) is fixedly connected with casing (10-1) inwall; It is characterized in that: have first bus tie (10-7), rotating shaft (10-6), first horizontal bus (10-9), second horizontal bus (10-10), first contiguous block (10-18), second contiguous block (10-19), insulated tension pole (10-17), the 3rd fixed contact (10-8), the 4th fixed contact (10-15) and dynamic cutter head (10-16) in the bus-bar room, first bus tie (10-7) is positioned at the two ends of first horizontal bus (10-9) and second horizontal bus (10-10), and first horizontal bus (10-9) is connected with first bus tie (10-7) through first contiguous block (10-18); Second horizontal bus (10-10) is connected with first bus tie (10-7) through second contiguous block (10-19), and the 3rd fixed contact (10-8) is fixed between first horizontal bus (10-9) and second horizontal bus (10-10); Have insulator (10-22), inner cone socket (10-14), first bus (10-4), second bus (10-5), triple bus-bar (10-12), the 4th bus (10-13), the 5th bus (10-20), the 6th bus (10-21), first fixed contact (10-2), second fixed contact (10-3) and first current transformer (10-11) in the breaker chamber; First current transformer (10-11) is installed on the dividing plate of casing (10-1); The upper end of first current transformer (10-11) is connected with the lower end of circuit breaker (3) through insulator (10-22), the 5th bus (10-20), the 6th bus (10-21), first fixed contact (10-2); The lower end of first current transformer (10-11) is connected with inner cone socket (10-14) through triple bus-bar (10-12), the 4th bus (10-13), and first current transformer (10-11) can play the effect of protection cable end; Second bus tie (10-23) also is installed on the dividing plate of casing (10-1) inner chamber; This second bus tie (10-23) is made up of insulating sleeve (10-23-3), inserts (10-23-2) and contact rod (10-23-1); Inserts (10-23-2) and contact rod (10-23-1) are cast in the insulating sleeve (10-23-3); One end of contact rod (10-23-1) is positioned at bus-bar room; The other end is positioned at breaker chamber, and contact rod (10-23-1) respectively with breaker chamber in first bus (10-4), second bus (10-5) be connected; Dynamic cutter head (10-16) is connected with rotating shaft (10-6) through insulated tension pole (10-17); In bus-bar room and breaker chamber, all has gas-insulated medium; And bent plate (2) is installed at the breaker chamber top; Two sulfur hexafluoride density controllers (1) are installed on bent plate (2); One of them sulfur hexafluoride density controller (1) is connected with an end of the 3rd tracheae (13) that is communicated with breaker chamber, and another sulfur hexafluoride density controller (1) is connected with an end of second tracheae (12) that is communicated with bus-bar room, and the other end of first tracheae (11) that is communicated with auxiliary tank is communicated with bus-bar room; Lightning arrester (7), second current transformer (6), cable (9), the first connection row (8), the second connection row (14) and the 3rd connection are installed in the described cable vault (5) arrange (15), second current transformer (6) is fixed on the support in the cable vault (5).
2. single-phase bipolar air insulated switchgear according to claim 1; It is characterized in that: described air chamber (10) top is equipped with connecting lever through bar (16); Connecting lever is installed with axle (17) and cover (18) at circuit breaker (3) top; Connecting lever is connected with rotating shaft (10-6) through an end of bar (16), and the other end is connected with axle (17) with connecting lever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101234893A CN101841135B (en) | 2010-03-15 | 2010-03-15 | Single-phase bipolar air insulated switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101234893A CN101841135B (en) | 2010-03-15 | 2010-03-15 | Single-phase bipolar air insulated switchgear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101841135A CN101841135A (en) | 2010-09-22 |
| CN101841135B true CN101841135B (en) | 2012-04-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101234893A Active CN101841135B (en) | 2010-03-15 | 2010-03-15 | Single-phase bipolar air insulated switchgear |
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| CN (1) | CN101841135B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102427206B (en) * | 2011-10-26 | 2015-03-04 | 江苏华唐电器有限公司 | Miniature fixed metal-armored switchgear |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2574270Y (en) * | 2002-10-08 | 2003-09-17 | 李彤 | Sulfur hexafluoride gas insulation metal sealed switchgear |
| JP2004153953A (en) * | 2002-10-31 | 2004-05-27 | Mitsubishi Electric Corp | Gas-insulated switchgear |
| CN2833854Y (en) * | 2005-11-11 | 2006-11-01 | 四川电器有限责任公司 | Single-phase double-pole switch device for railway |
| CN101051736A (en) * | 2007-02-12 | 2007-10-10 | 常州太平洋电力设备(集团)有限公司 | Single phase gas insulation switch device |
-
2010
- 2010-03-15 CN CN2010101234893A patent/CN101841135B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2574270Y (en) * | 2002-10-08 | 2003-09-17 | 李彤 | Sulfur hexafluoride gas insulation metal sealed switchgear |
| JP2004153953A (en) * | 2002-10-31 | 2004-05-27 | Mitsubishi Electric Corp | Gas-insulated switchgear |
| CN2833854Y (en) * | 2005-11-11 | 2006-11-01 | 四川电器有限责任公司 | Single-phase double-pole switch device for railway |
| CN101051736A (en) * | 2007-02-12 | 2007-10-10 | 常州太平洋电力设备(集团)有限公司 | Single phase gas insulation switch device |
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| Publication number | Publication date |
|---|---|
| CN101841135A (en) | 2010-09-22 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20190826 Address after: 213033 Jiangsu city in Changzhou Province town of new North Chunjiang garden environmental protection environmental protection four Road No. 88 Co-patentee after: Zhongtie Electric Bureau Group Co., Ltd. Patentee after: CHANGZHOU SELF-CREATION ELECTRICAL CO., LTD. Co-patentee after: China Railway Electrification Survey Design & Research Institute Co., Ltd. Co-patentee after: Changzhou Pacific Electric Power Equipment (Group) Co., Ltd. Address before: 213033 No. 88, Environmental Protection Fourth Road, Xinbei District, Changzhou City, Jiangsu Province Co-patentee before: Zhongtie Electric Bureau Group Co., Ltd. Patentee before: CHANGZHOU SELF-CREATION ELECTRICAL CO., LTD. Co-patentee before: China Railway Electrification Survey Design & Research Institute Co., Ltd. |
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| TR01 | Transfer of patent right |