CN202549687U - Isolating switch assembly - Google Patents
Isolating switch assembly Download PDFInfo
- Publication number
- CN202549687U CN202549687U CN2012201398493U CN201220139849U CN202549687U CN 202549687 U CN202549687 U CN 202549687U CN 2012201398493 U CN2012201398493 U CN 2012201398493U CN 201220139849 U CN201220139849 U CN 201220139849U CN 202549687 U CN202549687 U CN 202549687U
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- China
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- switch
- isolating switch
- operating mechanism
- main body
- moving contact
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- Expired - Fee Related
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Abstract
The utility model discloses an isolating switch assembly, which comprises an isolating switch unit, an electric operating mechanism and a control unit. The isolating switch assembly is characterized in that the isolating switch unit comprises a switch body with a sheet metal structure, an insulated main shaft, an upper fixed contact, a lower fixed contact, a movable contact, contact springs, a movable contact installation seat, bearings and insulators; the switch body comprises a left side plate, a right side plate and a transverse beam; and the electric operating mechanism is installed on the left side plate of the switch body and the control unit is installed on the right side plate of the switch body. The isolating switch assembly has the advantages that since the electric operating mechanism and the control unit are combined with the isolating switch unit, the structure of the isolating switch assembly is compact and the integrity is good; since the isolating switch unit is a dual-fracture structure, the insulating performance is good; the action stability of the electric operating mechanism is high and the service life is long; since a changeover switch is installed on the control unit, a local operation mode or a remote operation mode can be selected; and since switching-on and switching-off push buttons and switching-on and switching-off indicating lamps are arranged on a panel, the operation becomes convenient and intuitive.
Description
Technical field
The utility model relates to a kind of isolating switch assembly.
Background technology
Urban light rail and subway back flow current in operation can produce certain stray electrical current, thereby structure and metal pipe line are caused galvano-cautery, the safety that stray electrical current can also make backflow voltage raise and jeopardize the maintainer.
Device in one-way on state is to be used for reducing the rail current by the protection section, thereby reduces by the galvano-cautery of the stray electrical current of protection section to structure and metal pipe line, can reduce the rail Potential in garage parking and maintenance storehouse simultaneously, guarantees maintainer's safety.Device in one-way on state is used for connecting insulation knot two ends rail, makes in the rail electric current only can a direction circulation, and isolating switch is used for when device breaks down, connecting insulation knot two ends rail, and train can normally be moved.
Summary of the invention
Installation and adjustment program when overcoming that isolating switch is packed cupboard in the prior art be loaded down with trivial details, influence the normal operation of train when Device in one-way on state breaks down shortcoming, the utility model provide that a kind of switch cubicle of packing into is convenient, simple in structure, volume is little, the isolating switch assembly of easy to adjust, reliable, stable action, easy for installation and good integrity.
The technical scheme that the utility model adopts is:
The isolating switch assembly comprises Disconnecting switch unit, motor-operating mechanism and control unit, it is characterized in that:
Described Disconnecting switch unit comprises Switch main body, insulation main shaft, upper static contact, following fixed contact, the moving contact of sheet metal structure, touch spring, moving contact mount pad, bearing and insulator; Said insulator is installed on the said Switch main body with the insulation main shaft;
Described Switch main body comprises left plate, right plate and crossbeam;
Described motor-operating mechanism is installed on the left plate of described Switch main body, and described control unit is installed on the right plate of described Switch main body;
Described motor-operating mechanism comprises mounting panel, motor, decelerator, output shaft, sensitive switch and cam; Said decelerator is connected on the left plate of described Switch main body; Described decelerator links to each other with described insulation main shaft through the flat hole of reducer output shaft, adjusts the corresponding adjustment of the upper-lower position switch branch of said sensitive switch, the position of combined floodgate; Said moving contact mount pad is housed on the said insulation main shaft;
Said control unit comprises panel, divide-shut brake button, divide-shut brake indicator light, change over switch, circuit breaker, contactor and binding post; Described divide-shut brake button connects described sensitive switch.
Further, the head of said moving contact has three notches, is divided into four to each moving contact, and every end is provided with the contact of protrusion, and the both sides of every group of moving contact are equipped with described touch spring, can adjust the pressure of contact through nut.
Further, said insulation main shaft is provided with flat side, and said bearing is equipped with at two ends, and said bearing one end is provided with the axle head that links to each other with the output shaft of described motor-operating mechanism.
Further, said moving contact mount pad center is provided with flat side, and both sides are provided with the platform that is connected with said moving contact.
Further, said motor-operating mechanism is installed in through said mounting panel on the left plate of said Switch main body, and said mounting panel is provided with the adjustment screw of stopping means, and said decelerator is provided with square hole.
Further, said output shaft is provided with the limiting plate of switch divide-shut brake position, and said output shaft one end is provided with the shaft coupling that links to each other with said insulation main shaft, and the other end is equipped with said cam controls the action of motor in order to switch said sensitive switch.
Further; Said control unit is contained on the right plate of said Switch main body; Said panel is provided with said change over switch, and said change over switch can switch to local operation or remote operation pattern with operation, also is provided with said circuit breaker, divide-shut brake button and divide-shut brake indicator light on the said panel.
The utility model is used for the isolating switch assembly of urban light rail and subway transportation electric power system Device in one-way on state, is applicable to the 750V and the 1500V electric pressure of domestic city light rail and electric power supply system for subway, rated current 3150A.Disconnecting switch unit, motor-operating mechanism, control unit three parts integrate in the utility model becomes an independently unit; Can pack into easily need not adjust in the switch cubicle again, have simple in structure, volume is little, the advantage of easy to adjust, reliable, stable action, easy for installation and good integrity.
The beneficial effect of the utility model is embodied in: electric operating machine and control unit and Disconnecting switch unit are combined, and make isolating switch compact conformation good integrity; Disconnecting switch unit is a double break mouth structure good insulation preformance; The motor-operating mechanism stable action life-span is long; Change over switch is housed on the control unit can selects local operation or remote operation pattern, panel is provided with the divide-shut brake button and the divide-shut brake indicator light is easy to operate directly perceived.
Description of drawings
Fig. 1 is the utility model isolating switch structural representation.
Fig. 2 is the utility model isolating switch partial structurtes sketch mapes.
Embodiment
See figures.1.and.2, the isolating switch assembly comprises Disconnecting switch unit, motor-operating mechanism and control unit 11, and characteristics are:
Described Disconnecting switch unit comprises Switch main body 1, insulation main shaft 14, upper static contact 9, following fixed contact 19, the moving contact 12 of sheet metal structure, touch spring 15, moving contact mount pad 16, bearing 24 and insulator 8; Said insulator 8 is installed on the said Switch main body 1 with insulation main shaft 14;
Described Switch main body 1 comprises left plate 2, right plate 10 and crossbeam 26;
Described motor-operating mechanism is installed on the left plate 2 of described Switch main body 1, and described control unit 11 is installed on the right plate 10 of described Switch main body 1;
Described motor-operating mechanism comprises mounting panel 22, motor 7, decelerator 3, output shaft 4, sensitive switch 6 and cam 5; Said decelerator 3 is connected on the left plate 2 of described Switch main body 1; Described decelerator 3 links to each other with described insulation main shaft 14 through the flat hole of reducer output shaft, adjusts the corresponding adjustment of the upper-lower position switch branch of said sensitive switch 6, the position of combined floodgate; Said moving contact mount pad 16 is housed on the said insulation main shaft 14;
Said control unit 11 comprises panel 17, divide-shut brake button, divide-shut brake indicator light, change over switch 13, circuit breaker 20, contactor and binding post 18; Described divide-shut brake button connects described sensitive switch 6.
Further, the head of said moving contact 12 has three notches, is divided into four to each moving contact, and every end is provided with the contact of protrusion, and the both sides of every group of moving contact are equipped with described touch spring 15, can adjust the pressure of contact through nut.
Further, said insulation main shaft 14 is provided with flat side, and said bearing 24 is equipped with at two ends, and said bearing 24 1 ends are provided with the axle head that links to each other with the output shaft 4 of described motor-operating mechanism.
Further, said moving contact mount pad 16 centers are provided with flat side, and both sides are provided with the platform that is connected with said moving contact 12.
Further, said motor-operating mechanism is installed in through said mounting panel 22 on the left plate 2 of said Switch main body 1, and said mounting panel 22 is provided with the adjustment screw 21 of stopping means, and said decelerator 3 is provided with square hole.
Further, said output shaft 4 is provided with the limiting plate 23 of switch divide-shut brake position, and said output shaft 4 one ends are provided with the shaft coupling that links to each other with said insulation main shaft 14, and the other end is equipped with said cam 5 controls the action of motor 7 in order to switch said sensitive switch 6.
Further; Said control unit 11 is contained on the right plate 10 of said Switch main body 1; Said panel 17 is provided with said change over switch 13; Said change over switch 13 can switch to local operation or remote operation pattern with operation, also is provided with said circuit breaker 20, divide-shut brake button and divide-shut brake indicator light on the said panel 17.
The utility model is used for the isolating switch assembly of urban light rail and subway transportation electric power system Device in one-way on state, is applicable to the 750V and the 1500V electric pressure of domestic city light rail and electric power supply system for subway, rated current 3150A.Disconnecting switch unit, motor-operating mechanism, control unit three parts integrate in the utility model becomes an independently unit; Can pack into easily need not adjust in the switch cubicle again, have simple in structure, volume is little, the advantage of easy to adjust, reliable, stable action, easy for installation and good integrity.
The described content of this specification embodiment only is enumerating the way of realization of inventive concept; Should not being regarded as of the protection range of the utility model only limits to the concrete form that embodiment states, the protection range of the utility model also reach in those skilled in the art conceive according to the present invention the equivalent technologies means that can expect.
Claims (7)
1. the isolating switch assembly comprises Disconnecting switch unit, motor-operating mechanism and control unit, it is characterized in that:
Described Disconnecting switch unit comprises Switch main body, insulation main shaft, upper static contact, following fixed contact, the moving contact of sheet metal structure, touch spring, moving contact mount pad, bearing and insulator; Said insulator is installed on the said Switch main body with the insulation main shaft;
Described Switch main body comprises left plate, right plate and crossbeam;
Described motor-operating mechanism is installed on the left plate of described Switch main body, and described control unit is installed on the right plate of described Switch main body;
Described motor-operating mechanism comprises mounting panel, motor, decelerator, output shaft, sensitive switch and cam; Said decelerator is connected on the left plate of described Switch main body; Described decelerator links to each other with described insulation main shaft through the flat hole of reducer output shaft, adjusts the corresponding adjustment of the upper-lower position switch branch of said sensitive switch, the position of combined floodgate; Said moving contact mount pad is housed on the said insulation main shaft;
Said control unit comprises panel, divide-shut brake button, divide-shut brake indicator light, change over switch, circuit breaker, contactor and binding post; Described divide-shut brake button connects described sensitive switch.
2. isolating switch assembly as claimed in claim 1; It is characterized in that: the head of said moving contact has three notches; Be divided into four to each moving contact; Every end is provided with the contact of protrusion, and the both sides of every group of moving contact are equipped with described touch spring, can adjust the pressure of contact through nut.
3. isolating switch assembly as claimed in claim 2 is characterized in that: said insulation main shaft is provided with flat side, and said bearing is equipped with at two ends, and said bearing one end is provided with the axle head that links to each other with the output shaft of described motor-operating mechanism.
4. isolating switch assembly as claimed in claim 3 is characterized in that: said moving contact mount pad center is provided with flat side, and both sides are provided with the platform that is connected with said moving contact.
5. isolating switch assembly as claimed in claim 4; It is characterized in that: said motor-operating mechanism is installed on the left plate of said Switch main body through said mounting panel; Said mounting panel is provided with the adjustment screw of stopping means, and said decelerator is provided with square hole.
6. isolating switch assembly as claimed in claim 5; It is characterized in that: said output shaft is provided with the limiting plate of switch divide-shut brake position; Said output shaft one end is provided with the shaft coupling that links to each other with said insulation main shaft, and the other end is equipped with said cam controls the action of motor in order to switch said sensitive switch.
7. isolating switch assembly as claimed in claim 6; It is characterized in that: said control unit is contained on the right plate of said Switch main body; Said panel is provided with said change over switch; Said change over switch can switch to local operation or remote operation pattern with operation, also is provided with said circuit breaker, divide-shut brake button and divide-shut brake indicator light on the said panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201398493U CN202549687U (en) | 2012-04-05 | 2012-04-05 | Isolating switch assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201398493U CN202549687U (en) | 2012-04-05 | 2012-04-05 | Isolating switch assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202549687U true CN202549687U (en) | 2012-11-21 |
Family
ID=47170277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201398493U Expired - Fee Related CN202549687U (en) | 2012-04-05 | 2012-04-05 | Isolating switch assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202549687U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102646540A (en) * | 2012-04-05 | 2012-08-22 | 宁波耀华电气科技有限责任公司 | Isolating switch assembly |
| CN107706022A (en) * | 2017-08-17 | 2018-02-16 | 武汉长海电气科技开发有限公司 | A kind of load isolating device and method |
-
2012
- 2012-04-05 CN CN2012201398493U patent/CN202549687U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102646540A (en) * | 2012-04-05 | 2012-08-22 | 宁波耀华电气科技有限责任公司 | Isolating switch assembly |
| CN107706022A (en) * | 2017-08-17 | 2018-02-16 | 武汉长海电气科技开发有限公司 | A kind of load isolating device and method |
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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: 20121121 Termination date: 20130405 |