CN103368099B - Metal closed combined electrical appliance - Google Patents
Metal closed combined electrical appliance Download PDFInfo
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- CN103368099B CN103368099B CN201310300779.4A CN201310300779A CN103368099B CN 103368099 B CN103368099 B CN 103368099B CN 201310300779 A CN201310300779 A CN 201310300779A CN 103368099 B CN103368099 B CN 103368099B
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- isolating switch
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Abstract
The present invention is to provide metal closed combined electrical appliance, comprise left bus and right bus, left bus is connected with on left isolating switch, right bus and is connected with right isolating switch, the right-hand member of right isolating switch connects current transformer, the other end of current transformer is connected to the lower-left end of a vertically arranged circuit breaker, circuit breaker is arranged on hydraulic actuating mechanism, hydraulic actuating mechanism is fixed on base, and the left upper end of circuit breaker connects current transformer, upper isolating switch, two connecting cylinders and sleeve pipe successively; Bracing frame is had between connecting cylinder and base; It is characterized in that, left isolating switch, right isolating switch and earthed switch are arranged in same housing, arrange an operating mechanism at described housing left end.For this reason, add the aesthetic feeling of metal closed combined electrical appliance, easy to assembly, also help and realize intelligentized control method.
Description
Technical field
What the present invention relates to is high-tension power transmission and transformation equipment, especially metal closed combined electrical appliance.
Background technology
Known metal closed combined electrical appliance, is first be contained in respectively in respective housing by the electric elements such as two buses, the isolating switch be connected with bus, circuit breaker, current transformer, earthed switch, connecting cylinder, sleeve pipe, then combines.Wherein the element such as isolating switch, earthed switch, circuit breaker is also equipped with respective operating mechanism, and the element of the metal closed combined electrical appliance that so just seems is many, complicated structure; Two isolating switches are not only connected with bus, and also need to be interconnected separately, like this, require very high to the accuracy of manufacture of each element of metal closed combined electrical appliance.In the past, due to the problem of manufacturing technology, the accuracy of manufacture of housing is not very good, in the docking operation of two isolating switches, is provided with an expansion joint, by the adjustment to expansion joint, achieves the accurate docking of two isolating switches.Nowadays, the development of digital control manufacturing technique and the development of computer information technology, the accuracy of manufacture of each element of metal closed combined electrical appliance has increased significantly, electrical network is also advancing the miniaturization of power transmission and transforming equipment, attractive in appearanceization and Based Intelligent Control, for this reason, it is very necessary for carrying out Curve guide impeller to metal closed combined electrical appliance.
Summary of the invention
The object of this invention is to provide a kind of good looking appearance, easy to assembly, be conducive to the metal closed combined electrical appliance realizing Based Intelligent Control.
The present invention is achieved in that metal closed combined electrical appliance, comprise left bus and right bus, left bus is connected with on left isolating switch, right bus and is connected with right isolating switch, the right-hand member of right isolating switch connects current transformer, the other end of current transformer is connected to the lower-left end of a vertically arranged circuit breaker, circuit breaker is arranged on hydraulic actuating mechanism, hydraulic actuating mechanism is fixed on base, and the left upper end of circuit breaker connects current transformer, upper isolating switch, the first connecting cylinder, the second connecting cylinder and sleeve pipe successively; Bracing frame is had between the first connecting cylinder and base; Wherein, left isolating switch, right isolating switch and earthed switch are arranged in same housing, arrange an operating mechanism at described housing left end.
Further, described housing is cylindrical shape, there are three openings below, the large opening in two, left and right is arranged on the insulator on the insulator on left bus and on right bus respectively, insulator on left bus is provided with the fixed contact of left isolating switch, the insulator on right bus is provided with the fixed contact of right isolating switch; Middle little opening is provided with the fixed contact of earthed switch; Above housing, there is an opening that disc insulator is housed, suit rotation axis movable on the conductor of disc insulator, on the rotating shaft, position with corresponding to the fixed contact of left isolating switch, the fixed contact of right isolating switch and the fixed contact of earthed switch, is installed with the moving contact of left isolating switch, the moving contact of right isolating switch and the moving contact of earthed switch respectively; The left end of rotation axis is flexibly connected with operating mechanism by insulating bar; The right-hand member of rotation axis is flexibly connected with the conductor on the insulator of housing right-hand member.
Further, the moving contact of described left isolating switch and the moving contact of right isolating switch are the sector structure of 88 ~ 93 degree, in the covering of the fan direction perpendicular to the moving contact of left isolating switch and the moving contact of right isolating switch, the covering of the fan of the covering of the fan of the moving contact of left isolating switch and the moving contact of right isolating switch has the overlap of 28 ~ 32 degree; The covering of the fan that the direction of the moving contact of earthed switch is positioned at the covering of the fan of the moving contact of left isolating switch and the moving contact of right isolating switch overlaps the relative direction of part.
Further, the moving contact of described left isolating switch and the moving contact of right isolating switch are the sector structure of 90 degree, in the covering of the fan direction perpendicular to the moving contact of left isolating switch and the moving contact of right isolating switch, the covering of the fan of the covering of the fan of the moving contact of left isolating switch and the moving contact of right isolating switch has the overlap of 30 degree;
The invention has the beneficial effects as follows:
1, because left isolating switch, right isolating switch and earthed switch are arranged in same housing, at described housing left end, an operating mechanism is set, so, compared with prior art, decrease the quantity of the shell count of isolating switch and the operating mechanism of isolating switch, eliminate expansion joint, thus, reduce production cost, also beautify outward appearance simultaneously.
2, at left isolating switch, right isolating switch respectively with the connection procedure of left bus, right bus, because left isolating switch, right isolating switch are in same housing, therefore easy for installation, save the set-up time.
3, on the rotating shaft, the position with corresponding to the fixed contact of left isolating switch, the fixed contact of right isolating switch and the fixed contact of earthed switch, is installed with the moving contact of left isolating switch, the moving contact of right isolating switch and the moving contact of earthed switch respectively.An operating mechanism is namely utilized to control a rotation axis, the operation to left isolating switch, right isolating switch and earthed switch can be realized, so, be very beneficial for adopting modern computer information technology, servo drive system, realize Automated condtrol of the present invention.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of the right isolating switch on-position of the present invention.
Fig. 3 is the A direction view of Fig. 2 of the present invention.
Fig. 4 is the structural representation of the left isolating switch of the present invention and right isolating switch on-position simultaneously.
Fig. 5 is the structural representation of left isolating switch on-position of the present invention.
Fig. 6 is the structural representation of earthed switch on-position of the present invention.
Embodiment
In FIG, metal closed combined electrical appliance, comprise left bus 1 and right bus 2, left bus 1 is connected with left isolating switch 4, right bus 2 is connected with right isolating switch 5, the right-hand member of right isolating switch 5 connects current transformer 9, the other end of current transformer 9 is connected to the lower-left end of a vertically arranged circuit breaker 10, circuit breaker 10 is arranged on hydraulic actuating mechanism 11, hydraulic actuating mechanism 11 is fixing on the base 3, the left upper end of circuit breaker 10 connects current transformer 12 successively, upper isolating switch 13, first connecting cylinder 15, second connecting cylinder 16 and sleeve pipe 17, bracing frame 18 is had between the first connecting cylinder 15 and base 3, wherein, left isolating switch 4, right isolating switch 5 and earthed switch 6 are arranged in same housing 7, arrange an operating mechanism 8 at described housing 7 left end.Operating mechanism 8, can to left isolating switch 4, right isolating switch 5 and earthed switch 6 implementation and operation according to the needs of electrical network.
In the production and assembly of factory, the above electric elements is installed on base 3, and is complete in factory, therefore, before product export, effectively can ensure installation accuracy and the reliability of whole product.Because left isolating switch 4, right isolating switch 5 and earthed switch 6 are arranged in same housing 7, not only beautify the outward appearance of whole metal closed combined electrical appliance, and saved the set-up time.
In fig. 2, housing 7 is cylindrical shape, there are three openings below, the large opening in two, left and right is arranged on the insulator 22 on the insulator 21 on left bus 1 and on right bus 2 respectively, insulator 21 on left bus 1 is provided with the fixed contact 4a of left isolating switch 4, the insulator 22 on right bus 2 is provided with the fixed contact 5a of right isolating switch 5; Middle little opening is provided with the fixed contact 6a of earthed switch 6; Above housing 7, there is an opening that disc insulator 20 is housed, suit rotation axis 30 movable on the conductor 29 of disc insulator 20, on rotation axis 30, position with corresponding to the fixed contact 6a of the fixed contact 4a of left isolating switch 4, the fixed contact 5a of right isolating switch 5 and earthed switch 6, is installed with the moving contact 6b of the moving contact 4b of left isolating switch 4, the moving contact 5b of right isolating switch 5 and earthed switch 6 respectively; The left end of rotation axis 30 is flexibly connected with operating mechanism 8 by insulating bar 31, and operating mechanism 8 is fixed on end cap 32; The right-hand member of rotation axis 30 is flexibly connected with the conductor 33 on the insulator 23 of housing 7 right-hand member.
In figs. 2 and 3, show right isolating switch 5 in housing 7 and be in on-position, left isolating switch 4 and earthed switch 6 and be in open position.
Namely;
Moving contact 5b and the fixed contact 5a of right isolating switch 5 are in link position;
Moving contact 4b and the fixed contact 4a of left isolating switch 4 are in open position;
Moving contact 6b and the fixed contact 6a of earthed switch 6 are in open position.
In figure 3, the moving contact 4b of described left the isolating switch 4 and moving contact 5b of right isolating switch 5 is the sector structure of 90 degree, in the covering of the fan direction perpendicular to the moving contact 4b of left the isolating switch 4 and moving contact 5b of right isolating switch 5, the covering of the fan of the covering of the fan of the moving contact 4b of left isolating switch 4 and the moving contact 5b of right isolating switch 5 has the overlap of 30 degree; The covering of the fan that the direction of the moving contact 6b of earthed switch 6 is positioned at the covering of the fan of the moving contact 4b of left isolating switch 4 and the moving contact 5b of right isolating switch 5 overlaps the relative direction of part.
The center line of the center line of the fixed contact 4a of left isolating switch 4, the center line of the fixed contact 5a of right isolating switch and the fixed contact 6a of earthed switch 6 is in same plane.
In the diagram
Moving contact 4b and the fixed contact 4a of left isolating switch 4 are in link position;
Moving contact 5b and the fixed contact 5a of right isolating switch 5 are in link position;
Moving contact 6b and the fixed contact 6a of earthed switch 6 are in open position.
In Figure 5
Moving contact 4b and the fixed contact 4a of left isolating switch 4 are in link position;
Moving contact 5b and the fixed contact 5a of right isolating switch 5 are in open position;
Moving contact 6b and the fixed contact 6a of earthed switch 6 are in open position.
In figure 6,
Moving contact 6b and the fixed contact 6a of earthed switch 6 are in link position;
Moving contact 4b and the fixed contact 4a of left isolating switch 4 are in open position;
Moving contact 5b and the fixed contact 5a of right isolating switch 5 are in open position.
Moving contact 5b due to the moving contact 4b of left isolating switch 4, the moving contact 5b of right isolating switch 5 and earthed switch 6 is installed on same rotation axis 30, same operating mechanism 8 is adopted to operate, therefore, be beneficial to modern computer information technology, servo drive system, the corner of rotation axis 30 can be controlled accurately, thus according to the needs of electrical network, accurately left isolating switch 4, right isolating switch 5 and earthed switch 6 are operated, also for electrical network realizes providing advantage to the Automated condtrol of metal closed combined electrical appliance.
Description of reference numerals: on 24 circuit breaker insulators, 25 isolating switch 13 right-hand member insulator, 26 on the insulator of isolating switch 13 left end, insulator between 27 first connecting cylinders 15 and the second connecting cylinder 16, insulator, 34 cover plates between 28 second connecting cylinders 16 and sleeve pipe 17.
Claims (1)
1. a metal closed combined electrical appliance, comprise left bus (1) and right bus (2), left bus (1) is connected with left isolating switch (4), right bus (2) is connected with right isolating switch (5), the right-hand member of right isolating switch (5) connects current transformer (9), the other end of current transformer (9) is connected to the lower-left end of a vertically arranged circuit breaker (10), circuit breaker (10) is arranged on hydraulic actuating mechanism (11), hydraulic actuating mechanism (11) is fixed on base (3), the left upper end of circuit breaker (10) connects current transformer (12) successively, upper isolating switch (13), first connecting cylinder (15), second connecting cylinder (16) and sleeve pipe (17), bracing frame (18) is had between the first connecting cylinder (15) and base (3), left isolating switch (4), right isolating switch (5) and earthed switch (6) are arranged in same housing (7), arrange an operating mechanism (8) at described housing (7) left end, it is characterized in that, described housing (7) is cylindrical shape, there are three openings below, the large opening in two, left and right is arranged on the insulator (22) on the upper and right bus (2) of insulator (21) on left bus (1) respectively, insulator (21) on left bus (1) is provided with the fixed contact (4a) of left isolating switch (4), the insulator (22) on right bus (2) is provided with the fixed contact (5a) of right isolating switch (5), middle little opening is provided with the fixed contact (6a) of earthed switch (6), there is an opening that disc insulator (20) is housed in the top of housing (7), the upper movable suit rotation axis (30) of conductor (29) in disc insulator (20), on rotation axis (30), with the position corresponding to the fixed contact (5a) of the fixed contact (4a) of left isolating switch (4), right isolating switch (5) and the fixed contact (6a) of earthed switch (6), be installed with the moving contact (4b) of left isolating switch (4), the moving contact (5b) of right isolating switch (5) and the moving contact (6b) of earthed switch (6) respectively, the left end of rotation axis (30) is flexibly connected with operating mechanism (8) by insulating bar (31), the right-hand member of rotation axis (30) is flexibly connected with the conductor (33) on the insulator (23) of housing (7) right-hand member, the moving contact (4b) of described left isolating switch (4) and the moving contact (5b) of right isolating switch (5) are the sector structure of 88-93 degree, in the covering of the fan direction perpendicular to the moving contact (4b) of left isolating switch (4) and the moving contact (5b) of right isolating switch (5), the overlap that the covering of the fan of the covering of the fan of the moving contact (4b) of left isolating switch (4) and the moving contact (5b) of right isolating switch (5) has 28-32 to spend, the covering of the fan that the direction of the moving contact (6b) of earthed switch (6) is positioned at the covering of the fan of the moving contact (4b) of left isolating switch (4) and the moving contact (5b) of right isolating switch (5) overlaps the relative direction of part.
2.metal closed combined electrical appliance according to claim 1, it is characterized in that, the moving contact (4b) of described left isolating switch (4) and the moving contact (5b) of right isolating switch (5) are the sector structure of 90 degree, in the covering of the fan direction perpendicular to the moving contact (4b) of left isolating switch (4) and the moving contact (5b) of right isolating switch (5), the covering of the fan of the covering of the fan of the moving contact (4b) of left isolating switch (4) and the moving contact (5b) of right isolating switch (5) has the overlap of 30 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310300779.4A CN103368099B (en) | 2013-07-17 | 2013-07-17 | Metal closed combined electrical appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310300779.4A CN103368099B (en) | 2013-07-17 | 2013-07-17 | Metal closed combined electrical appliance |
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| Publication Number | Publication Date |
|---|---|
| CN103368099A CN103368099A (en) | 2013-10-23 |
| CN103368099B true CN103368099B (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310300779.4A Active CN103368099B (en) | 2013-07-17 | 2013-07-17 | Metal closed combined electrical appliance |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US10411421B2 (en) * | 2017-05-10 | 2019-09-10 | Abb Schweiz Ag | Electrical distribution system and methods of assembling same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2796202Y (en) * | 2005-06-06 | 2006-07-12 | 正泰电气股份有限公司 | Gas insulation metal sealed closed switch device |
| US7479610B2 (en) * | 2007-04-04 | 2009-01-20 | Abb Research Ltd | Insulating part for a high voltage switch of a metal enclosed circuit breaker system |
| CN202474667U (en) * | 2012-03-02 | 2012-10-03 | 上海西屋开关有限公司 | Fixed type metallic combination electric appliance cabinet |
| CN203352039U (en) * | 2013-07-17 | 2013-12-18 | 牛虎明 | Metal-enclosed composite apparatus |
-
2013
- 2013-07-17 CN CN201310300779.4A patent/CN103368099B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2796202Y (en) * | 2005-06-06 | 2006-07-12 | 正泰电气股份有限公司 | Gas insulation metal sealed closed switch device |
| US7479610B2 (en) * | 2007-04-04 | 2009-01-20 | Abb Research Ltd | Insulating part for a high voltage switch of a metal enclosed circuit breaker system |
| CN202474667U (en) * | 2012-03-02 | 2012-10-03 | 上海西屋开关有限公司 | Fixed type metallic combination electric appliance cabinet |
| CN203352039U (en) * | 2013-07-17 | 2013-12-18 | 牛虎明 | Metal-enclosed composite apparatus |
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| CN103368099A (en) | 2013-10-23 |
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Owner name: SHANGQIU POWER SUPPLY COMPANY OF STATE GRID HENAN Free format text: FORMER OWNER: NIU HUMING Effective date: 20150710 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Wei Inventor after: Ji Xiaoming Inventor after: Meng Xiangnan Inventor after: Kong Xiangchen Inventor after: Cao Haijun Inventor after: Zhang Zheming Inventor after: Yan Haitao Inventor after: An Le Inventor after: Liu Mengjie Inventor after: Yang Sumei Inventor after: Jiang Junjie Inventor after: Kuang Cong Inventor before: Niu Huming |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: NIU HUMING TO: LIU WEI CAO HAIJUN ZHANG ZHEMING YAN HAITAO AN LE LIU MENGJIE YANG SUMEI JIANG JUNJIE KUANG CONG JI XIAOMING MENG XIANGNAN KONG XIANGCHEN |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20150710 Address after: Suiyang District Shangqiu city Henan Province Cultural Road 476000 Applicant after: Shangqiu Power Supply Company of State Grid Henan Electric Power Company Address before: 467000, No. 11, East North Road, miner's road, Weidong District, Pingdingshan, Henan Applicant before: Niu Huming |
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