CN2826775Y - Intelligent armoured moving type dual generatrix AC metal closed switch cabinet - Google Patents
Intelligent armoured moving type dual generatrix AC metal closed switch cabinet Download PDFInfo
- Publication number
- CN2826775Y CN2826775Y CN 200520092458 CN200520092458U CN2826775Y CN 2826775 Y CN2826775 Y CN 2826775Y CN 200520092458 CN200520092458 CN 200520092458 CN 200520092458 U CN200520092458 U CN 200520092458U CN 2826775 Y CN2826775 Y CN 2826775Y
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- China
- Prior art keywords
- bus
- main shaft
- sliding sleeve
- cabinet
- isolating switch
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- 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 - Fee Related
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- Gas-Insulated Switchgears (AREA)
Abstract
The utility model relates to an intelligent armoured movable double-bus AC metal close switch cabinet, the cabinet body of which adopts a combined structure, wherein two bus chambers are arranged in the cabinet body; a bus arranged in each bus chamber is respectively connected with an isolation switch; the lower part of each isolation switch is provided with an operation mechanism of the isolation switch; a vacuum circuit breaker is arranged in a circuit breaker chamber and positioned in the middle part of the cabinet body; the bottom of the cabinet body is provided with a slide rail; the vacuum circuit breaker is connected with a relay chamber by a secondary insertion piece; a mechanical interlocking device is arranged between the vacuum circuit breaker and the isolation switch, and furthermore, the utility model also comprises a microcomputer protection device. The utility model has the advantages that the circuit breaker and the isolation switches adopts the mechanical interlocking device to carry out interlocking operation, and workers can conveniently, quickly, safely and reliably carry out operation of equipment, and furthermore, the utility model can achieve the functions of remote measurement, remote signal, remote control and remote regulation.
Description
Technical field
The utility model relates to high reliability intelligence power supply-distribution system, intelligent armored withdraw type double-bus AC metal closed switch cabinet.
Background technology
The metal-enclosed type high-tension switch cabinet is widely used in industrial and mining enterprises such as generating and metallurgy, mine, petrochemical industry, machinery, weaving.Usually high-tension switch cabinet is the single busbar system mode, but for guaranteeing the electric power system continuity, domestic equipment producer develops fixed double-bus cabinet and lands withdraw-type double-bus cabinet.But existing double-bus cabinet uses electromagnetic lock interlocking and procedure lock more, protects to be the common relay protection, and no communication interface can not be realized remote measurement, remote signalling, remote control, remote regulating function.Complicated operation, heaviness, functional unit interchangeability is poor.
Summary of the invention
The utility model is to improve on the basis of existing technology; adopt mechanical interlocks to realize that vacuum circuit-breaker is with the isolating switch interlocked operation; and have microcomputer protecting device, provide a kind of convenience, simple and direct, safe, reliably carry out the intelligent armored withdraw type double-bus AC metal closed switch cabinet of operation of equipment.
Intelligence armored withdraw type double-bus AC metal closed switch cabinet, it is characterized in that: the cabinet of this device adopts modular construction, be formed by connecting with nut and high-strength bolt, be provided with two bus-bar rooms in the cabinet, bus is connected with an isolating switch respectively in each bus-bar room, it is indoor that each isolating switch is located at isolating switch respectively, and each isolating switch bottom all is provided with an isolator operating mechanism; Vacuum circuit-breaker is located in the breaker chamber, is positioned at the cabinet middle part, and the bottom is provided with slide rail, and vacuum circuit-breaker is connected with relay bungalow by the secondary plug-in unit; Between vacuum circuit-breaker and isolating switch, be provided with mechanical interlocks.
Described intelligent armored withdraw type double-bus AC metal closed switch cabinet, it is characterized in that: this device also is provided with the microcomputer protecting device that possesses communication interface and data processing, and microcomputer protecting device connects with current sensor in the cabinet.
The utility model has the advantages that circuit breaker adopts mechanical interlocks to carry out interlocked operation with isolating switch, make the staff can make things convenient for, simple and direct, safe, reliably carry out operation of equipment, assurance power supply-distribution system reliability service.The setting of microcomputer protecting device can be carried out upper machine communication, realizes remote measurement, remote signalling, remote control, remote regulating function.
Description of drawings
Fig. 1 is the contour structures schematic diagram of intelligent armored withdraw type double-bus AC metal closed switch cabinet.
Fig. 2 is the internal structure schematic diagram of intelligent armored withdraw type double-bus AC metal closed switch cabinet.
Fig. 3 is the structural representation of mechanical interlocks.
Fig. 4 is the A-A view of Fig. 3.
Fig. 5 is the B-B view of Fig. 3.
Fig. 6 is the structure chart of connecting rod 34.
Fig. 7 is the structure chart of operating grip.
Embodiment
See Fig. 1, cabinet 15 (Fig. 2) selects for use import aluminizing zine plate to assemble after multiple flanging processes, adopts modular construction, is formed by connecting with nut and high-strength bolt.Installation and control element and microcomputer protecting device 2 on the instrument door 1, microcomputer protecting device 2 provides current signal as the protection parameter by current sensor 14 is set in the cabinet, with the background system communication, carries out the control of equipment long-distance intelligent.Breaker chamber door 3 and preceding Xiamen 4 make the same external isolation of charged compartment, make degree of protection reach IP40.5 pairs of earthed switches 21 of earthed switch mechanism (Fig. 2) carry out the branch closing operation and carry out ground protection, and interlock with the vacuum circuit-breaker car, reach " five is anti-" requirement.
See Fig. 2, be provided with two bus-bar rooms 16 in the cabinet 15 of this device, bus is connected with an isolating switch 18 respectively in the bus-bar room, two isolating switches are located at respectively in isolating switch chamber 12 and the isolating switch chamber 19, each isolating switch bottom is respectively equipped with an isolator operating mechanism, as Fig. 2, be provided with isolator operating mechanism 10 in the bottom of isolating switch 18, the isolating switch that is provided with in isolating switch chamber 12 is connected with isolator operating mechanism 13; Vacuum circuit-breaker 9 is located in the breaker chamber 8, is positioned at the cabinet middle part, and the bottom is provided with slide rail and can moves, and vacuum circuit-breaker is connected with relay bungalow 6 by secondary plug-in unit 7; Be provided with mechanical interlocks 11 between vacuum circuit-breaker 9 and the isolating switch 18, cabinet top is provided with pressure release passage 17 and cabinet intraoral illumination lamp 20, and the cabinet bottom is provided with earthed switch 21, and cable vault 22 is located at the cabinet bottom.
Secondary plug-in unit 7 in the breaker chamber 8 makes vacuum circuit-breaker connect with relay bungalow, and vacuum circuit-breaker 9 and isolating switch 18 are carried out mechanical interlocking.Isolator operating mechanism 10 control isolating switches 18 carry out deciliter, and its isolating switch of going up setting of isolator operating mechanism 13 controls carries out deciliter.The effect of pressure release passage 17 is when circuit breaker or bus generation internal fault electric arc, and the pressure release metallic plate of top equipment will be opened automatically, and release pressure and drainage gas are to guarantee the safety of operating personnel and switch cubicle.
See Fig. 3, sliding sleeve 23 is connected with main shaft 25, is provided with stage clip 24 between main shaft 25 and sliding sleeve 23, and sliding sleeve 26 is located at main shaft 25 middle parts, fixes with connecting rod 27 1 sides; Be provided with connecting lever 29 at main shaft 25 other ends, connecting lever 29 is connected with sliding sleeve 30, and the pull bar 28 of isolating switch is connected with connecting lever 29, and connecting lever 33 is connected with sliding sleeve 30, and the outside of junction is with stage clip 31, and connecting lever 33 is connected with the pull bar 32 of isolating switch; Be provided with another main shaft 36 that be arranged in parallel in the bottom of main shaft 25, main shaft 36 is connected by connecting rod 34 with main shaft 25, is provided with connecting lever 35 in the bottom of connecting rod 34, is provided with sliding sleeve 38 at the other end of main shaft 36, is provided with stage clip 37 between sliding sleeve 38 and main shaft 36.
See Fig. 4, alignment pin 39 cooperates with the spacing hole on the sliding sleeve 23, realizes that the position of sliding sleeve limits.
See Fig. 5, connecting rod 27 end fittings are to be provided with connecting lever 40 and connecting lever 42 at the two ends of axle 41.
Shown in Figure 6 is the structure of connecting rod 34.
Shown in Figure 7 is the structure of operating grip 43.
The course of work of mechanical interlocks 11: operating grip 43 inserts sliding sleeve 23, compression press spring 24, make sliding sleeve 23 break away from the locking of alignment pin 39, drive main shaft 25 rotations, connecting lever 40 is under the effect of circuit breaker 9 (Fig. 2), drive connecting lever 42 by axle 41, hit sliding sleeve 26, sliding sleeve 26 connects with connecting rod 27.Main shaft 25 is by 28 deciliters isolating switches that are connected with this pull bar of connecting lever 29 interlock pull bars.Sliding sleeve 30 limits the interlocking of two isolating switches on main shaft 25.Connecting lever 33 drives 32 deciliters section isolating switches 18 of pull bar (Fig. 2).
Operating grip 43 inserts sliding sleeve 38, and compression press spring 37 makes sliding sleeve 38 break away from the locking of alignment pin 39, drives main shaft 36 rotations, and connecting lever 35 is by connecting rod 34 interlock connecting levers 33.Sliding sleeve 30 moves and rotates, and makes connecting lever 29 and connecting lever 33 realize mechanical interlocking.
The effect of mechanical interlocks 11 is: must have an isolating switch to close a floodgate when vacuum circuit breaker 9 is in test, isolation, extraction position, vacuum circuit-breaker 9 can be in the service position afterwards.And when vacuum circuit breaker car was in the service position, isolating switch is separating brake all, and can only two isolating switches complete earlier the combined floodgate afterwards just can disjunction wherein one.This intelligent armored withdraw type double-bus AC metal closed switch cabinet stops sending under the interlocked operation mode of above each element.
Claims (3)
1, intelligent armored withdraw type double-bus AC metal closed switch cabinet, it is characterized in that: the cabinet of this device adopts modular construction, be formed by connecting with nut and high-strength bolt, be provided with two bus-bar rooms in the cabinet, bus is connected with an isolating switch respectively in each bus-bar room, it is indoor that each isolating switch is located at isolating switch respectively, and each isolating switch bottom all is provided with an isolator operating mechanism; Vacuum circuit-breaker is located in the breaker chamber, is positioned at the cabinet middle part, and the bottom is provided with slide rail, and vacuum circuit-breaker is connected with relay bungalow by the secondary plug-in unit; Between vacuum circuit-breaker and isolating switch, be provided with mechanical interlocks.
2, intelligent armored withdraw type double-bus AC metal closed switch cabinet according to claim 1, it is characterized in that: this device also is provided with the microcomputer protecting device that possesses communication interface and data processing, and microcomputer protecting device connects with current sensor in the cabinet.
3, intelligent armored withdraw type double-bus AC metal closed switch cabinet according to claim 1 and 2, the structure that it is characterized in that mechanical interlocks is: sliding sleeve (23) is connected with main shaft (25), between main shaft (25) and sliding sleeve (23), be provided with stage clip (24), sliding sleeve (26) is located at main shaft (25) middle part, fixes with connecting rod (27) one sides; Be provided with connecting lever (29) at main shaft (25) other end, connecting lever (29) is connected with sliding sleeve (30), the pull bar of isolating switch (28) is connected with connecting lever (29), connecting lever (33) is connected with sliding sleeve (30), the outside of junction is with stage clip (31), and connecting lever (33) is connected with the pull bar (32) of isolating switch; Be provided with another main shaft (36) that be arranged in parallel in the bottom of main shaft (25), main shaft (36) is connected by connecting rod (34) with main shaft (25), be provided with connecting lever (35) in the bottom of connecting rod (34), the other end at main shaft (36) is provided with sliding sleeve (38), is provided with stage clip (37) between sliding sleeve (38) and main shaft (36); Spacing hole on the same sliding sleeve of alignment pin (39) (23) cooperates; Connecting rod (27) end fitting is to be provided with connecting lever (40) and connecting lever (42) at the two ends of axle (41).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520092458 CN2826775Y (en) | 2005-09-10 | 2005-09-10 | Intelligent armoured moving type dual generatrix AC metal closed switch cabinet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520092458 CN2826775Y (en) | 2005-09-10 | 2005-09-10 | Intelligent armoured moving type dual generatrix AC metal closed switch cabinet |
Publications (1)
Publication Number | Publication Date |
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CN2826775Y true CN2826775Y (en) | 2006-10-11 |
Family
ID=37066958
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200520092458 Expired - Fee Related CN2826775Y (en) | 2005-09-10 | 2005-09-10 | Intelligent armoured moving type dual generatrix AC metal closed switch cabinet |
Country Status (1)
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CN (1) | CN2826775Y (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103944081A (en) * | 2014-03-11 | 2014-07-23 | 沈阳华利能源设备制造有限公司 | 12kV-5000A/63kA armored fixation type double-bus cabinet |
CN107946907A (en) * | 2018-01-10 | 2018-04-20 | 中天电气技术有限公司 | A kind of double-bus switch cabinet |
CN112086897A (en) * | 2020-09-17 | 2020-12-15 | 广州白云电器设备股份有限公司 | Switch cabinet and switch equipment |
-
2005
- 2005-09-10 CN CN 200520092458 patent/CN2826775Y/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103944081A (en) * | 2014-03-11 | 2014-07-23 | 沈阳华利能源设备制造有限公司 | 12kV-5000A/63kA armored fixation type double-bus cabinet |
CN107946907A (en) * | 2018-01-10 | 2018-04-20 | 中天电气技术有限公司 | A kind of double-bus switch cabinet |
CN107946907B (en) * | 2018-01-10 | 2023-12-29 | 中天电气技术有限公司 | Double-layer structure bus switch cabinet |
CN112086897A (en) * | 2020-09-17 | 2020-12-15 | 广州白云电器设备股份有限公司 | Switch cabinet and switch equipment |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061011 Termination date: 20130910 |