CN204178994U - A kind of novel railway single-stage electric isolating switch - Google Patents
A kind of novel railway single-stage electric isolating switch Download PDFInfo
- Publication number
- CN204178994U CN204178994U CN201420647478.9U CN201420647478U CN204178994U CN 204178994 U CN204178994 U CN 204178994U CN 201420647478 U CN201420647478 U CN 201420647478U CN 204178994 U CN204178994 U CN 204178994U
- Authority
- CN
- China
- Prior art keywords
- overload clutch
- insulating bar
- guide vane
- moving knife
- mechanical stop
- Prior art date
- 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.)
- Active
Links
Landscapes
- Crushing And Pulverization Processes (AREA)
Abstract
The utility model discloses a kind of novel 31.5kV railway single-stage electric isolating switch, comprise base and be arranged at the hand-operating device of base upper surface, motor, uni-drive gear box, overload clutch, photoelectric travel limit switch controller, the quiet cutter of insulator, insulating bar, isolation moving knife, optoelectronic switch and mechanical stop limiter, described hand-operating device, mechanical stop limiter are all connected with overload clutch, described motor is connected with overload clutch by uni-drive gear box, and main shaft and the insulating bar of described overload clutch are rigidly connected.The utility model achieves by simple, reliable, mechanical unity logic the function that isolation is closed and isolation divides, and provides effective protection from machinery and electric two aspects, greatly improves the fail safe of electric power electricity consumption.
Description
Technical field
The utility model belongs to power supply control field, is specifically related to a kind of novel 31.5kV railway single-stage electric isolating switch.
Background technology
Be directed to 31.5kV railway single-stage electric isolating switch at present.General employing motor propulsion lead screw, drives a quadric chain driving torque to insulating bar, realizes isolating switch splitting or integrating.And isolating switch mechanism selects general mechanical stroke Switch Controller drive motors to carry out the control of power supply.This product actual motion Problems existing is that quadric chain driving error is large, and mechanical stroke switch control rule low precision, causes movable switch knife splitting or integrating lock to put in place inaccurate, damages the quiet cutter of switch insulation.
Summary of the invention
Technical problem to be solved in the utility model is for above-mentioned the deficiencies in the prior art; a kind of novel 31.5kV railway single-stage electric isolating switch is provided; the function that isolation is closed and isolation divides is achieved by simple, reliable, mechanical unity logic; and provide effective protection from machinery and electric two aspects, greatly improve the fail safe of electric power electricity consumption.
The technical scheme that the utility model adopts is: a kind of novel 31.5kV railway single-stage electric isolating switch, comprise base and be arranged at the hand-operating device of base upper surface respectively, motor, uni-drive gear box, overload clutch, photoelectric travel limit switch controller, two quiet cuttves of insulator, insulating bar, isolation moving knife, optoelectronic switch and mechanical stop limiter, described hand-operating device, mechanical stop limiter is all connected with overload clutch, described motor is connected with overload clutch by uni-drive gear box, main shaft and the insulating bar of described overload clutch are rigidly connected, described insulating bar wherein one end is in transmission connection with isolation moving knife, the insulating bar other end is fixedly connected with mechanical stop limiter, described isolation moving knife and the wherein quiet cutter of an insulator are slidably connected, contact with the quiet cutter of another insulator and connect, described mechanical stop limiter to be contacted with the contact-making surface of optoelectronic switch by contact head and connects, the signal output part of described optoelectronic switch is connected with the signal input part of photoelectric travel limit switch controller.
As preferably, described hand-operating device is bored tooth transmission by 1:4 and is connected with overload clutch.
As preferably, described isolation moving knife is arranged between the quiet cutter of two insulators, and isolation moving knife and the quiet cutter of two insulators be arranged in parallel.
As preferably, the axle that described mechanical stop limiter comprises for limiting load clutch rotates the fixing guide vane end stop of input angle and dynamic guide vane end stop, and described fixing guide vane end stop is connected with dynamic guide vane end stop, and the axle of described dynamic guide vane end stop and load clutch is rigidly connected.
The beneficial effects of the utility model are: adopt a motor power torque to export through several grades of all-gear drives, transmitting accuracy is high, noise is little.Design of mechanical stopping means, high-precision spacing.The high accuracy adopting optoelectronic switch to carry out motor power controls, and control to lose efficacy if run into optoelectronic switch, carry out mechanical position limitation by mechanical limiting location device to switch motion, when producing powerful overload, safety clutch carries out the disengaging of load.Protective efficient switch can drive motors and transmission mechanism not be damaged.Electric aspect, during overload, produces overcurrent to motor and detects and carry out power supply excision to motor, realize protection.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is mechanical stop limiter structural representation.
In figure: 1, base; 2, hand-operating device; 3, motor; 4, uni-drive gear box; 5, overload clutch; 6, photoelectric travel limit switch controller; 7, the quiet cutter of insulator; 8, insulating bar; 9, moving knife is isolated; 10, optoelectronic switch; 11, mechanical stop limiter;
11a, fixing guide vane end stop; 11b, dynamic guide vane end stop.
Embodiment
Below in conjunction with the accompanying drawings and the specific embodiments the utility model is described in further detail.
As depicted in figs. 1 and 2, a kind of novel 31.5kV railway single-stage electric isolating switch, comprise base 1 and be arranged at the hand-operating device 2 of base 1 upper surface respectively, motor 3, uni-drive gear box 4, overload clutch 5, photoelectric travel limit switch controller 6, two quiet cuttves 7 of insulator, insulating bar 8, isolation moving knife 9, optoelectronic switch 10 and mechanical stop limiter 11, described hand-operating device 2, mechanical stop limiter 11 is all connected with overload clutch 5, described motor 3 is connected with overload clutch 5 by uni-drive gear box 4, main shaft and the insulating bar 8 of described overload clutch 5 are rigidly connected, described insulating bar 8 wherein one end is in transmission connection with isolation moving knife 9, insulating bar 8 other end is fixedly connected with mechanical stop limiter 11, described isolation moving knife 9 and the wherein quiet cutter 7 of an insulator are slidably connected, contact with the quiet cutter 7 of another insulator and connect, described mechanical stop limiter 11 to be contacted with the contact-making surface of optoelectronic switch 10 by contact head and connects, the signal output part of described optoelectronic switch 10 is connected with the signal input part of photoelectric travel limit switch controller 6.
As preferably, described hand-operating device 2 is bored tooth transmission by 1:4 and is connected with overload clutch 5.
As preferably, described isolation moving knife 8 is arranged between the quiet cutter 7 of two insulators, and isolation moving knife 8 and the quiet cutter 7 of two insulators be arranged in parallel.
As preferably, the axle that described mechanical stop limiter 11 comprises for limiting load clutch 5 rotates the fixing guide vane end stop 11a of input angle and dynamic guide vane end stop 11b, described fixing guide vane end stop 11a is connected with dynamic guide vane end stop 11b, and the axle of described dynamic guide vane end stop 11b and load clutch 5 is rigidly connected.
Described hand-operating device 2 adopts cone tooth 1:4 transmission, and the direction of torque main shaft is mutually vertical.During manual operation, meet the safe distance that people and isolating switch electrified body deviate from.
Described uni-drive gear box 4 to the axle of overload clutch 5 by 98:520 gear drive, because the axle of load clutch 5 and insulating bar 8 are rigidly connected, are realized self-locking when insulating bar 8 rotates backward, is automatically separated after preventing switch from putting in place.
Described overload clutch 5 adopts the structure driven torque of friction clutch disc.Can realize positive and negative torque transmission, by regulating precompression to preset torque value, when overload exceedes preset value, friction clutch just skids and isolates the transmission of torque.Available protecting power continues input and damages motor and follow-up construction of switch.This friction clutch disc reaches 10000 times (friction plate skidding number of times) useful life.
The axle that described mechanical stop limiter 11 limits load clutch 5 by fixing guide vane end stop 11a rotates input angle, thus restriction insulating bar 8 rotational angle is 50 °.Wherein the axle of dynamic guide vane end stop 11b and load clutch 5 is rigidly connected.When dynamic guide vane end stop 11b puts in place, optoelectronic switch 10 carries out putting in place open circuit detection, by photoelectric travel limit switch controller 6 pairs of signal transacting, control power cut-off.
The utility model provides 31.5kV railway single-stage electric isolating switch, and compared with existing switch operating mechanism, the utility model adopts the full-depth tooth kind of drive, and stable drive is reliable, precision is high, noise is little, volume structure is compact to design, mounting and adjusting is convenient; Realize a drive mechanism for reduction motor and complete isolation splitting or integrating motion state respectively, and utilize mechanical navigation system and the high-precision splitting or integrating location of photoelectric sensor control realization isolating switch, the reliable logical relation of motion existence anduniquess.The locate failure if photoelectric sensor puts in place, is so undertaken spacing by mechanical navigation system.Now produce overload effectively to be isolated by load clutch, switch is not damaged by motor pushing.From electrical control aspect, motor overload electric current is monitored, if current of electric increases when producing overload, cut off motor input power by overload protective controller.Protective efficient switch does not damage by motor pushing.Improve the security performance of Energy control from these two aspects, improve the fail safe of electric power electricity consumption.
The above embodiment only have expressed the specific embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (4)
1. a novel 31.5kV railway single-stage electric isolating switch, it is characterized in that: comprise base and be arranged at the hand-operating device of base upper surface respectively, motor, uni-drive gear box, overload clutch, photoelectric travel limit switch controller, two quiet cuttves of insulator, insulating bar, isolation moving knife, optoelectronic switch and mechanical stop limiter, described hand-operating device, mechanical stop limiter is all connected with overload clutch, described motor is connected with overload clutch by uni-drive gear box, main shaft and the insulating bar of described overload clutch are rigidly connected, described insulating bar wherein one end is in transmission connection with isolation moving knife, the insulating bar other end is fixedly connected with mechanical stop limiter, described isolation moving knife and the wherein quiet cutter of an insulator are slidably connected, contact with the quiet cutter of another insulator and connect, described mechanical stop limiter to be contacted with the contact-making surface of optoelectronic switch by contact head and connects, the signal output part of described optoelectronic switch is connected with the signal input part of photoelectric travel limit switch controller.
2. novel 31.5kV railway single-stage electric isolating switch according to claim 1, is characterized in that: described hand-operating device is bored tooth transmission by 1:4 and is connected with overload clutch.
3. novel 31.5kV railway single-stage electric isolating switch according to claim 1 and 2, is characterized in that: described isolation moving knife is arranged between the quiet cutter of two insulators, and isolation moving knife and the quiet cutter of two insulators be arranged in parallel.
4. novel 31.5kV railway single-stage electric isolating switch according to claim 1 and 2, it is characterized in that: the axle that described mechanical stop limiter comprises for limiting load clutch rotates the fixing guide vane end stop of input angle and dynamic guide vane end stop, described fixing guide vane end stop is connected with dynamic guide vane end stop, and the axle of described dynamic guide vane end stop and load clutch is rigidly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420647478.9U CN204178994U (en) | 2014-11-03 | 2014-11-03 | A kind of novel railway single-stage electric isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420647478.9U CN204178994U (en) | 2014-11-03 | 2014-11-03 | A kind of novel railway single-stage electric isolating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204178994U true CN204178994U (en) | 2015-02-25 |
Family
ID=52567781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420647478.9U Active CN204178994U (en) | 2014-11-03 | 2014-11-03 | A kind of novel railway single-stage electric isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204178994U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105914086A (en) * | 2016-05-18 | 2016-08-31 | 福开尔（西安）电气有限公司 | Electric isolating switch applied to top part of railway vehicle |
| CN106504935A (en) * | 2016-12-30 | 2017-03-15 | 福开尔（西安）电气有限公司 | Electric isolating switch is used in EMUs high-voltaghe compartment |
-
2014
- 2014-11-03 CN CN201420647478.9U patent/CN204178994U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105914086A (en) * | 2016-05-18 | 2016-08-31 | 福开尔（西安）电气有限公司 | Electric isolating switch applied to top part of railway vehicle |
| CN106504935A (en) * | 2016-12-30 | 2017-03-15 | 福开尔（西安）电气有限公司 | Electric isolating switch is used in EMUs high-voltaghe compartment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204907275U (en) | Electron braking system and electric tool | |
| CN102751129B (en) | Cam operating mechanism with self-locking stations and operating method thereof | |
| CN205595219U (en) | Can be at remote control isolator of narrow and small space work | |
| CN204178994U (en) | A kind of novel railway single-stage electric isolating switch | |
| CN205388951U (en) | Intelligence remote control isolator | |
| CN202856319U (en) | Protective circuit of circuit breaker energy storage motor | |
| CN105490591A (en) | Outage self-lock apparatus for actuator | |
| CN103395412B (en) | A kind of high-voltage power line conductive line deicing robot stop mechanism | |
| CN205945570U (en) | Digital electrical mining locomotive direct current copped wave speed control system | |
| CN202624441U (en) | Partial ladder provided with magnetic control cut-out switch structure and used for electric vehicle | |
| CN203722403U (en) | Crane buffering and decelerating brake motor | |
| CN202696516U (en) | Positive and negative rotation reversing control device for direct-current series machine of electric tricycle | |
| CN201777757U (en) | Brushless DC driving device for elevator | |
| CN201886941U (en) | Telecontrol high-voltage isolation switch | |
| CN204149858U (en) | The electricity manipulation arrangement of clutch of cropper driving engine | |
| CN103855859A (en) | Screw pump direct drive motor with mechanical brake | |
| CN202135028U (en) | Self-excitation braking adjustable universal motor device | |
| CN202038305U (en) | Double-braking brake apparatus of electric vehicle | |
| CN204155820U (en) | Auxiliary isolating switch | |
| CN202644630U (en) | Control device of electric power revolving mechanism of excavator | |
| CN204653052U (en) | A kind of mower self-walking apparatus | |
| CN104191962B (en) | The electricity manipulation arrangement of clutch of cropper engine | |
| CN202988592U (en) | Electric drive system of bridge crane | |
| CN203166798U (en) | Speed regulation frequency converter special for trolley locomotive | |
| CN202966337U (en) | Electric locomotive braking device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |