CN201413948Y - Ring-net vacuum automatic power distribution switching equipment - Google Patents
Ring-net vacuum automatic power distribution switching equipment Download PDFInfo
- Publication number
- CN201413948Y CN201413948Y CN2009200547338U CN200920054733U CN201413948Y CN 201413948 Y CN201413948 Y CN 201413948Y CN 2009200547338 U CN2009200547338 U CN 2009200547338U CN 200920054733 U CN200920054733 U CN 200920054733U CN 201413948 Y CN201413948 Y CN 201413948Y
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- gas tank
- assembly
- fixed
- contact knife
- vacuum
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Abstract
The utility model discloses and aims at providing ring-net vacuum automatic power distribution switching equipment which has small volume, is convenient for maintenance as well as installation, has good performance, leads long service life and can realize automation. The power distribution switching equipment comprises a gas tank (1), a static contact assembly (2), a contact knife assembly (3), avacuum arc extinguish chamber assembly (4), a wire inlet sleeve (5), a wire outlet sleeve (6), a ground switch (7), a spring operating mechanism (8), an isolation switch operating mechanism (9), a five-prevent interlocking device (10) and a bottom frame device (11). The static contact assembly (2), the contact knife assembly (3) and the vacuum arc extinguish chamber assembly (4) are arranged at the inner part of the gas tank (1) which is filled with SF6 gases with zero gage pressure. The power distribution switching equipment can be widely applied in the field of a circuit breaker switch cabinet.
Description
Technical field
The utility model relates to a kind of looped network vacuum automatic distribution switch equipment, particularly a kind of looped network vacuum automatic distribution switch equipment that is used for the killer switch cabinet.
Background technology
The looped network vacuum switchgear that is used as the killer switch cabinet of China 10kV is most independently using killer switch indoors to be built in the casing at present, ground connection and isolation with three-stations load switch realization switch cubicle had so not only increased cost but also had increased the switchgear volume.The most of air insulation that adopts of busbar and insulating part is unfavorable for safeguarding and installing in the switch cubicle.And some manufacturer production integrate isolating switch and earthed switch the most SF6 of use of breaker cabinet gas as arc-extinguishing medium, the life-span is short, break performance can't be compared with vacuum switchgear, influences the overall performance of switch.A lot of killer switch cabinets well do not solve the intelligent problem of switch yet, can't reserve control interface and realize intelligentized updating.So prior art exists not enough: volume is big, safeguard and install inconvenience, unstable properties, life-span weak point, can't realize automation.
The utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, the looped network vacuum automatic distribution switch equipment that provide that a kind of volume is little, maintenance and easy for installation, function admirable, life-span are long, can realize automation.
The technical scheme that the utility model adopted is: the utility model comprises gas tank, the fixed contact assembly, the contact knife assembly, the vacuum extinction chamber component, earthed switch, spring operating mechanism, " five is anti-" interlock, undercarriage arrangement, described fixed contact assembly is fixedly installed on described gas tank inner upper end and is connected with bus, described contact knife assembly is fixed on the top of described vacuum extinction chamber component and is connected with described vacuum extinction chamber component by described bus, described contact knife assembly two ends are fixedly installed on the inner both sides of described gas tank respectively, described vacuum extinction chamber component is fixedly installed on the inboard left side crossbeam in described gas tank middle part, described earthed switch is fixedly installed on described gas tank bottom inside, described spring operating mechanism is fixedly installed on the described gas tank middle front part outside, described spring operating mechanism is connected with described vacuum extinction chamber component, the utility model also comprises entrance bushing, the outlet sleeve pipe, the isolating switch operating mechanism, described entrance bushing is fixed on described gas tank upper outside, described outlet sleeve pipe is fixed on the outside, described gas tank bottom, described isolating switch operating mechanism is connected with described contact knife assembly, described " five is anti-" interlock is arranged at the outside, described gas tank middle part, described undercarriage arrangement is fixed on the bottom outside of described gas tank, and the SF6 gas-insulated of " 0 " gauge pressure is filled in described gas tank inside.
Described vacuum extinction chamber component comprises bent plate, supporting insulator, upper bracket, lower carriage, vacuum interrupter, connecting lever, circuit breaker insulated tension pole assembly, main shaft, described upper bracket, described lower carriage are fixed on the described bent plate by described supporting insulator, the upper end of described vacuum interrupter is fixed on described upper bracket, described connecting lever is connected with vacuum interrupter with the insulated tension pole assembly with described circuit breaker, and described circuit breaker is fixed on the described main shaft with the insulated tension pole assembly.
Described contact knife assembly comprises contact knife, contact knife base, isolating switch insulated tension pole assembly, isolation switch shaft, and described contact knife is connected with the insulated tension pole assembly with described isolating switch, and described isolating switch is fixed on the described isolation switch shaft with the insulated tension pole assembly.
The beneficial effects of the utility model are: because the utility model comprises fixed contact assembly, contact knife assembly, small size vacuum arc control device assembly, earthed switch, spring operating mechanism, isolating switch, " five is anti-" interlock, undercarriage arrangement, the isolating switch operating mechanism, with the zero airtight SF6 gas-insulated of gauge pressure, so the utility model volume is little, function admirable, the life-span is long.
Because the utility model comprises described entrance bushing, described outlet sleeve pipe, busbar and insulating part are enclosed in the seal case, outside only the need is connected with the shielding electric cable accessories by described entrance bushing, described outlet sleeve pipe, so the utility model is safeguarded and be easy for installation.
Because the utility model adopts the vacuum interrupter arc extinguishing, the rated short circuit current that can cut-off is 25KA to the maximum, and when specified short circuit withstand current was 20KA, the rated short circuit current duration can reach 4S, so the utility model function admirable, the life-span is long.
Because the utility model gas tank can built-in integral type phase CT and zero sequence CT, adopt and independently seal aviation connector control interface, reserve the automatically-monitored terminal of the multiple function of enough space flexible configuration, so can conveniently realize power distribution automation and device intelligenceization.
Description of drawings
Fig. 1 is a left view of the present utility model;
Fig. 2 is a structural representation of the present utility model;
Fig. 3 is the structural representation of the utility model vacuum extinction chamber component;
Fig. 4 is the structural representation of the utility model contact knife assembly.
Embodiment
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, the utility model comprises gas tank 1, fixed contact assembly 2, contact knife assembly 3, vacuum extinction chamber component 4, entrance bushing 5, outlet sleeve pipe 6, earthed switch 7, spring operating mechanism 8, isolating switch operating mechanism 9, " five is anti-" interlock 10, undercarriage arrangement 11.The SF6 gas-insulated of the gauge pressure that zeroizes in the described gas tank 1.Described fixed contact assembly 2, described contact knife assembly 3, described vacuum extinction chamber component 4, described earthed switch 7 are arranged on described gas tank 1 inside.Described vacuum extinction chamber component 4 comprises bent plate 12, supporting insulator 13, upper bracket 14, lower carriage 15, vacuum interrupter 16, connecting lever 17, circuit breaker insulated tension pole assembly 18, main shaft 19.Described contact knife assembly 3 comprises contact knife 20, contact knife base 21, insulated tension pole assembly 22, isolation switch shaft 23.Bus connects fixed contact assembly 2, and described fixed contact assembly 2 is fixedly installed on described gas tank 1 inside upper part, and described contact knife assembly 3 is fixed on the top of described vacuum extinction chamber component 4, is connected with vacuum interrupter by described bus.Described contact knife assembly 3 two ends are fixedly installed on described gas tank 1 both sides appropriate section and free to rotate respectively, described vacuum extinction chamber component 4 is fixedly installed on the left side crossbeam of inboard, described gas tank 1 middle part, described entrance bushing 5 is fixed on described gas tank 1 upper outside, described outlet sleeve pipe 6 is fixed on the outside, described gas tank 1 bottom, described earthed switch 7 is fixedly installed on described gas tank 1 bottom inside, described spring operating mechanism 8 is fixedly installed on the described vacuum extinction chamber component 6 of described gas tank 1 middle front part outside control, described " five is anti-" interlock 10 is arranged at the outside, described gas tank 1 middle part, described undercarriage arrangement 11 is fixed on the bottom outside of described gas tank 1, is used to support described gas tank 1.Described gas tank 1 is welded by the stainless steel bending plate more than three or three, has increased structural strength, reduces its welding deformation, and the SF6 gas-insulated is filled in inside can not cause its distortion, has avoided the influence of cabinet distortion to inner high voltage device.Described undercarriage arrangement 11 is Knockdown blocks, and is assembled with tapping screw by aluminizing zinc steel plate, installs simple and conveniently, has very high structural strength, and good rustless property is arranged.
Described vacuum extinction chamber component 4 three coordinates and vertically arranges in gas tank 1, shortened the cabinet width, mainly by bent plate 12, supporting insulator 13, upper bracket 14, lower carriage 15, vacuum interrupter 16, connecting lever 17, circuit breaker insulated tension pole assembly 18, main shaft 19 constitutes, described upper bracket 14, lower carriage 15 is fixed on the described bent plate 12 by described supporting insulator 13, the upper end of described vacuum interrupter 16 is fixed on described upper bracket 14, described connecting lever 17 is connected with vacuum interrupter 16 with insulated tension pole assembly 18 with described circuit breaker, described insulated tension pole assembly is fixed on the described main shaft 19, by rotating the described vacuum interrupter of described main shaft 19 controls 16 deciliters.Described vacuum interrupter 16 volumes are little, adopt vacuum extinction, open apart from little, arc voltage is low, arc energy is little, contact burning is few, can cut-off the short circuit current of 25kA, the number of times that cut-offs rated current is higher than the switch of other type far away, the life-span is long, need not overhaul.
Described contact knife assembly 3 constitutes isolating switch with described fixed contact assembly 2, is formed by the improvement of GN19-12/630 indoor isolator, satisfies under the prerequisite of performance requirement, and volume dwindles greatly.Described contact knife assembly mainly is made up of with insulated tension pole assembly 22, isolation switch shaft 23 contact knife 20, contact knife base 21, isolating switch, described contact knife 20 is connected with insulated tension pole assembly 22 with described isolating switch, described isolating switch is fixed on the described isolation switch shaft 23 with insulated tension pole assembly 22, by rotating the described contact knife 20 of described isolation switch shaft 23 operations.
The utility model can be widely used in killer switch cabinet field.
Claims (3)
1, a kind of looped network vacuum automatic distribution switch equipment, comprise gas tank (1), fixed contact assembly (2), contact knife assembly (3), vacuum extinction chamber component (4), earthed switch (7), spring operating mechanism (8), " five is anti-" interlock (10), undercarriage arrangement (11), described fixed contact assembly (2) is fixedly installed on described gas tank (1) inner upper end and is connected with bus, described contact knife assembly (3) is fixed on the top of described vacuum extinction chamber component (4) and is connected with described vacuum extinction chamber component (4) by described bus, described contact knife assembly (3) two ends are fixedly installed on the inner both sides of described gas tank (1) respectively, described vacuum extinction chamber component (4) is fixedly installed on the inboard left side crossbeam in described gas tank (1) middle part, described earthed switch (7) is fixedly installed on described gas tank (1) bottom inside, described spring operating mechanism (8) is fixedly installed on described gas tank (1) the middle front part outside, described spring operating mechanism (8) is connected with described vacuum extinction chamber component (4), it is characterized in that: it also comprises entrance bushing (5), outlet sleeve pipe (6), isolating switch operating mechanism (9), described entrance bushing (5) is fixed on described gas tank (1) upper outside, described outlet sleeve pipe (6) is fixed on the outside, described gas tank (1) bottom, described isolating switch operating mechanism (9) is connected with described contact knife assembly (3), described " five is anti-" interlock (10) is arranged at the outside, described gas tank (1) middle part, described undercarriage arrangement (11) is fixed on the bottom outside of described gas tank (1), and the SF6 gas-insulated of " 0 " gauge pressure is filled in described gas tank (1) inside.
2, looped network vacuum automatic distribution switch equipment according to claim 1, it is characterized in that: described vacuum extinction chamber component (4) comprises bent plate (12), supporting insulator (13), upper bracket (14), lower carriage (15), vacuum interrupter (16), connecting lever (17), circuit breaker insulated tension pole assembly (18), main shaft (19), described upper bracket (14), described lower carriage (15) is fixed on the described bent plate (12) by described supporting insulator (13), the upper end of described vacuum interrupter (16) is fixed on described upper bracket (14), described connecting lever (17) is connected with vacuum interrupter (16) with insulated tension pole assembly (18) with described circuit breaker, and described circuit breaker is fixed on the described main shaft (19) with insulated tension pole assembly (18).
3, looped network vacuum automatic distribution switch equipment according to claim 1, it is characterized in that: described contact knife assembly (3) comprises contact knife (20), contact knife base (21), isolating switch insulated tension pole assembly (22), isolation switch shaft (23), described contact knife (20) is connected with insulated tension pole assembly (22) with described isolating switch, and described isolating switch is fixed on the described isolation switch shaft (23) with insulated tension pole assembly (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200547338U CN201413948Y (en) | 2009-04-17 | 2009-04-17 | Ring-net vacuum automatic power distribution switching equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200547338U CN201413948Y (en) | 2009-04-17 | 2009-04-17 | Ring-net vacuum automatic power distribution switching equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201413948Y true CN201413948Y (en) | 2010-02-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200547338U Expired - Lifetime CN201413948Y (en) | 2009-04-17 | 2009-04-17 | Ring-net vacuum automatic power distribution switching equipment |
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| CN (1) | CN201413948Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101847840A (en) * | 2010-06-09 | 2010-09-29 | 浙宝电气(杭州)集团有限公司 | Annular net cabinet internally provided with vacuum breaker |
| CN102176612A (en) * | 2011-01-25 | 2011-09-07 | 郑文秀 | Console type alternative current intelligent switch cubicle |
| CN102176611A (en) * | 2011-01-25 | 2011-09-07 | 郑文秀 | Lower earthed switch room of floor box type alternating-current high-voltage intelligent switch cabinet |
| CN102810825A (en) * | 2012-07-31 | 2012-12-05 | 金杰实业集团有限公司 | Gas insulating ring-network cabinet using SF6 gas as insulating and arc-extinguishing medium |
| CN104584348A (en) * | 2012-08-28 | 2015-04-29 | 西门子公司 | Gas-insulated switchgear assembly |
| CN106253085A (en) * | 2016-08-22 | 2016-12-21 | 屈荐映 | A kind of small-sized insulation vacuum switch cabinet |
| CN109687338A (en) * | 2019-03-07 | 2019-04-26 | 广西银河迪康电气有限公司 | High current inflatable high-voltage switchgear |
-
2009
- 2009-04-17 CN CN2009200547338U patent/CN201413948Y/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101847840A (en) * | 2010-06-09 | 2010-09-29 | 浙宝电气(杭州)集团有限公司 | Annular net cabinet internally provided with vacuum breaker |
| CN102176612A (en) * | 2011-01-25 | 2011-09-07 | 郑文秀 | Console type alternative current intelligent switch cubicle |
| CN102176611A (en) * | 2011-01-25 | 2011-09-07 | 郑文秀 | Lower earthed switch room of floor box type alternating-current high-voltage intelligent switch cabinet |
| CN102810825A (en) * | 2012-07-31 | 2012-12-05 | 金杰实业集团有限公司 | Gas insulating ring-network cabinet using SF6 gas as insulating and arc-extinguishing medium |
| CN102810825B (en) * | 2012-07-31 | 2014-07-23 | 金杰实业集团有限公司 | Gas insulating ring-network cabinet using SF6 gas as insulating and arc-extinguishing medium |
| CN104584348A (en) * | 2012-08-28 | 2015-04-29 | 西门子公司 | Gas-insulated switchgear assembly |
| CN104584348B (en) * | 2012-08-28 | 2019-10-22 | 西门子公司 | gas insulated switchgear |
| CN106253085A (en) * | 2016-08-22 | 2016-12-21 | 屈荐映 | A kind of small-sized insulation vacuum switch cabinet |
| CN109687338A (en) * | 2019-03-07 | 2019-04-26 | 广西银河迪康电气有限公司 | High current inflatable high-voltage switchgear |
| CN109687338B (en) * | 2019-03-07 | 2024-01-30 | 广西银河迪康电气有限公司 | Heavy-current inflatable high-voltage switch cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100224 |