CN2279693Y - High-voltage vacuum breaker - Google Patents
High-voltage vacuum breaker Download PDFInfo
- Publication number
- CN2279693Y CN2279693Y CN 96219418 CN96219418U CN2279693Y CN 2279693 Y CN2279693 Y CN 2279693Y CN 96219418 CN96219418 CN 96219418 CN 96219418 U CN96219418 U CN 96219418U CN 2279693 Y CN2279693 Y CN 2279693Y
- Authority
- CN
- China
- Prior art keywords
- drive rod
- actuating arm
- framework
- sliding sleeve
- main
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model relates to a high-voltage vacuum circuit breaker. The utility model is characterized in that a vacuum arc-extinguishing chamber and an electromagnetic drive mechanism are fixedly installed on the front and the back parts of a framework; a transmission mechanism adopts a structure with the combination of a half shaft and four connecting rods, and the structure comprises the half shaft, the four connecting rods, a main driving rod, a main driving arm, an insulating driving rod, an auxiliary driving arm and a guide sliding rod. The utility model satisfies the requirements of the different structures of serial products and eliminates bounce generated by a moving contact engaged, and the moving contact disengaged does not bounce.
Description
The utility model relates to a kind of high-pressure vacuum breaker, is used for the power department of enterprises such as metallurgy, electric power, mine, railway, chemical industry, is specially adapted to suit the occasion of frequent starting such as capacitor group, furnace transformer and high-tension motor.
High-pressure vacuum breaker adopts the pressing type structure in the past always, and it is simple in structure, poor-performing, and disjunction rated short circuit current number of times is not high, only is 30 times generally, and the closing rebound time is longer, and mechanism's life-span is short.The CN2149681Y patent that Patent Office of the People's Republic of China distributed on December 15th, 1993, adopt lifting modular construction, dagger is provided with flexible member on the last conductive plate, in the insulator upper hole, be provided with elastomer, compact conformation, easy to maintenance, close a floodgate and do not have spring, breaking current (specified short circuit) number of times reaches 60 times, has improved mechanical endurance.Announced that CN2218408Y patent, this patent have solved the hidden danger that branch is refused to close of refusing of free tripping mechanism existence on January 24th, 1996, realized closing a floodgate and do not had spring that separating brake does not have the phenomenon of bounce-back, has satisfied deciliter characteristic requirement of high-pressure vacuum breaker.But above-mentioned two kinds of high-pressure vacuum breakers all adopt lifting modular construction, and suitable occasion is restricted.
The purpose of this utility model is in order to satisfy the needs of on-the-spot different operating modes, to have proposed vacuum interrupter and electromagnetic drive mechanism moving contact behind the separating brake of front and back layout on the framework and do not rebounded, closing a floodgate and do not have a kind of high-pressure vacuum breaker of spring.
A kind of high-pressure vacuum breaker comprises vacuum interrupter, electromagnetic drive mechanism, transmission mechanism, manual brake separating mechanism, it is characterized in that:
A. be packed on the framework before and after vacuum interrupter and the electromagnetic drive mechanism, be that vacuum interrupter is packed on the framework bottom with supporting insulator loam cake that is connected with undersetting and supporting insulator by means of undersetting, place the rear portion of framework, electromagnetic drive mechanism is packed on the framework bottom by means of connected electromagnet support bar, places the front portion of framework;
B. transmission mechanism comprises:
Semiaxis, this semiaxis is connected with dividing brake lever rod;
Four connecting rods, this four connecting rod by two ends four connecting plates with holes, be through four bearing pins in the connecting plate hole, two roller, ends that are enclosed within respectively on following two bearing pins are stuck on the framework, the back-moving spring that the other end is stuck on the connecting plate is formed, two rollers of four connecting rod bottoms slip with semiaxis and brake holder respectively and touch, and the upper end of four connecting rods is connected with main drive rod lower end by bearing pin;
Main drive rod, the bottom of this main drive rod contacts with four connecting rods, and its upper end is connected with main actuating arm one end, is provided with touch spring and the guiding connector that is connected with main drive rod slotted hole with bearing pin in the described main drive rod;
Main actuating arm, this main actuating arm becomes L shaped, is packed on the final drive shaft, and the one end is connected with main drive rod upper end, and the other end is connected with the sliding sleeve of level;
Sliding sleeve, this sliding sleeve is provided with sliding bar for being horizontally disposed with in sliding sleeve, the rear end of this sliding bar and insulation drive rod Joint, the slotted hole of described sliding sleeve is connected with main actuating arm one end, reaches outside the sliding bar in described sliding sleeve front end groove and is provided with touch spring in the cap bag;
Insulation drive rod, this insulation drive rod be for being horizontally disposed with, the rear end Joint of its front end and sliding sleeve, and the other end is connected with secondary actuating arm one end;
Secondary actuating arm, this arm becomes shape, and the one end is connected with the insulation drive rod, and the other end is connected with the guiding sliding bar;
The guiding sliding bar, this guiding sliding bar one end is connected with secondary actuating arm, and the other end is connected with the moving conductive rod upper end of vacuum interrupter;
C. below the main actuating arm of both sides phase, be provided with separating brake oil bumper and the elasticity banking pin that is packed on the framework;
D. hold in the hole of undersetting and the insulation that penetrates the undersetting hole and be provided with the combined floodgate buffer spring between the post.
The piston bottom of separating brake oil bumper has tapering, partly is provided with radially draining hole at tapering.
Owing to take technique scheme, the utlity model has compact conformation, realize arranging before and after vacuum interrupter and electromagnetic drive mechanism are on framework, satisfied the needs of on-the-spot different operating modes.The utlity model has behind the separating brake moving contact characteristics such as not having spring that do not rebound, close a floodgate, divide, feed motion is reliable, get rid of to greatest extent by controlling the branch of refusing that original paper brings and refuse to close fault.
The utility model adopts reinforced insulation type vacuum interrupter, can adapted spring and other operating mechanism, divide for improving, the reliability of feed motion, ad hoc have two groups of controls to divide, close the circuit of action, gets rid of to greatest extent by what the control original paper brought and refuse branch, refuse to close fault.The utility model is applicable to 10～35KV series.
Fig. 1 is the utility model end view.
Fig. 2 is the utility model front view.
Fig. 3 is the A-A view of Fig. 2.
Fig. 4 is that the B of Fig. 2 is to view.
Fig. 5 is oil bumper piston structure figure.
In conjunction with the accompanying drawings the utility model is further specified.
A kind of high-pressure vacuum breaker comprises vacuum interrupter 18, electromagnetic drive mechanism 44, transmission mechanism, manual brake separating mechanism, it is characterized in that:
A. be packed on the framework 23 before and after vacuum interrupter and the electromagnetic drive mechanism, be that vacuum interrupter is packed on the framework bottom with supporting insulator loam cake 21 that is connected with undersetting and supporting insulator 22 by means of undersetting 20, place the rear portion of framework, electromagnetic drive mechanism is packed on the framework bottom by means of connected electromagnet support bar 32, places the front portion of framework;
B. transmission mechanism comprises:
Semiaxis 30, this semiaxis is connected with dividing brake lever rod 63;
Four connecting rods, this four connecting rod by two ends four connecting plates 28,39 with holes, be through four bearing pins 26,38 in the connecting plate hole, two rollers 29,40 that are enclosed within respectively on following two bearing pins, one end is stuck on the framework, the back-moving spring 27 that the other end is stuck on the connecting plate is formed, two rollers of four connecting rod bottoms slip with semiaxis and brake holder 41 respectively and touch, and the upper end of four connecting rods is connected with main drive rod 37 lower ends by bearing pin 38; Make this mechanism have simple, the semiaxis mechanism reliable characteristics of four-bar linkage structure.
Main drive rod 37, the bottom of this main drive rod contacts with four connecting rods, and its upper end is connected with main actuating arm 4 one ends with bearing pin 45, is provided with touch spring 36 and the guiding connector 35 that is connected with main drive rod slotted hole with bearing pin 34 in the described main drive rod;
Main actuating arm 4, this main actuating arm becomes L shaped, is packed on the final drive shaft 50, and the one end is connected with main drive rod upper end, and the other end is connected with the sliding sleeve 7 of level with bearing pin 6;
Sliding sleeve 7, this sliding sleeve is provided with sliding bar 5 for being horizontally disposed with in sliding sleeve, the rear end of this sliding bar and insulation drive rod 3 Joints, the slotted hole of described sliding sleeve is connected with main actuating arm one end with bearing pin 6, reaches outside the sliding bar in described sliding sleeve front end groove and is provided with touch spring 8 in the cap bag 9;
Insulation drive rod 3, this insulation drive rod be for being horizontally disposed with, the rear end Joint of its front end and sliding sleeve, and the other end is connected with secondary actuating arm 11 1 ends with bearing pin 1;
Secondary actuating arm 11, this arm becomes shape, and the one end is made bearing pin 1 and is connected with the insulation drive rod, and the other end is connected with guiding sliding bar 13 with bearing pin 12;
Guiding sliding bar 13, this guiding sliding bar one end is connected with secondary actuating arm, and the other end is connected with moving conductive rod 14 upper ends of vacuum interrupter.
Below the main actuating arm of both sides phase, be provided with the separating brake oil bumper 55 and the elasticity banking pin 54 that are packed on the framework;
Hold in the hole of undersetting and the insulation that penetrates the undersetting hole and to be provided with combined floodgate buffer spring 31 between the post.
The piston bottom of separating brake oil bumper has tapering, partly is provided with radially draining hole at tapering.
The high-pressure vacuum breaker electric switch-on
When sending reclosing command, closing coil in the electromagnetic drive mechanism, be subjected to through F6 auxiliary switch 48, this moment, roller 29 was subjected to semiaxis 30 brakings, the masthead unshakable in one's determination that closes a floodgate roller 40 and four connecting rods and main drive rod 37 and is moved upward, impel main actuating arm 4 to rotate counterclockwise, drive sliding sleeve 7 and insulation drive rod 3 order about secondary actuating arm 11 and also rotate counterclockwise, and drive conducting rod 14 moves downward, moving in moving to vacuum interrupter 18, after the fixed contact contact, guiding connector 35 slides in main drive rod 37 covers, and sliding bar 5 slides in sliding sleeve 7, touch spring 36,8 energy storage by compression.In the time of on roller 40 moves to brake holder 41, the moving iron core that closes a floodgate is obstructed and just stops to move upward, and this moment, roller 40 was braked the support braking, has finished the whole action that vacuum circuit-breaker closes a floodgate.
In the whole process of finishing the vacuum circuit-breaker combined floodgate, slidiing pin 34,6,12 respectively in the slotted hole in main drive rod 37 covers and with affixed sliding sleeve 7 slotted holes of insulation drive rod 3 in and produce slip, tripping spring 46 stretching energy storage in the slotted hole of secondary actuating arm 11.
The electronic separating brake of high-pressure vacuum breaker
When sending the separating brake instruction, when comprising the separating brake instruction of faulty circuit, switching winding in the separating brake DC electromagnet 52, be subjected to through F6 auxiliary switch 48, separating brake moving unshakable in one's determination 60 moves downward, pulling divides brake lever rod 63 and semiaxis 30 to clockwise rotate, roller 29 is released, under the effect of tripping spring 46 and touch spring 36 and 8, four connecting rods rotate counterclockwise, and drive roller 40 and slide brake holder, under the effect of back-moving spring 27 and branch brake lever rod reset tension spring 58, roller 29 and semiaxis 30 reset, and roller 40 drops on O point position, get ready for closing a floodgate next time.
Manual brake separating
Move manual brake separating arm 57 clockwise or spur manual brake separating draw ring 64 and all can realize manual brake separating.
Trip free
In making process, separating brake DC electromagnet 52 is as long as after process F6 auxiliary switch 48 is subjected to electricity, produce the action of trip free separating brake immediately.
In the Figure of description, control joint 2, bearing pin 10, be flexible coupling 15, conductive clip 16, upper bracket 17, Insulation dagger 19, road wheel 24, horizontal support insulator 25, closing by hand lever 33, bearing pin 42, Back-moving spring 43, manual brake separating lever back-moving spring 47, F6 auxiliary switch connecting rod 49, bearing block 51, Side bearing 53, binding post 56, closing coil binding post 59, branch brake lever rod banking pin 61, separating brake move Connecting rod 62 unshakable in one's determination.
Claims (2)
1. a high-pressure vacuum breaker comprises vacuum interrupter, electromagnetic drive mechanism, transmission mechanism, manual brake separating mechanism, it is characterized in that:
A. be packed on the framework before and after vacuum interrupter and the electromagnetic drive mechanism, be that vacuum interrupter is packed on the framework bottom with supporting insulator loam cake that is connected with undersetting and supporting insulator by means of undersetting, place the rear portion of framework, electromagnetic drive mechanism is packed on the framework bottom by means of connected electromagnet support bar, places the front portion of framework;
B. transmission mechanism comprises:
Semiaxis, this semiaxis with divide between lever be connected;
Four connecting rods, this four connecting rod by two ends four connecting plates with holes, be through four bearing pins in the connecting plate hole, two roller, ends that are enclosed within respectively on following two bearing pins are stuck on the framework, the back-moving spring that the other end is stuck on the connecting plate is formed, two rollers of four connecting rod bottoms slip with semiaxis and brake holder respectively and touch, and the upper end of four connecting rods is connected with main drive rod lower end by bearing pin;
Main drive rod, the bottom of this main drive rod contacts with four connecting rods, and its upper end is connected with main actuating arm one end, is provided with touch spring and the guiding connector that is connected with main drive rod slotted hole with bearing pin in the described main drive rod;
Main actuating arm, this main actuating arm becomes L shaped, is packed on the final drive shaft, and the one end is connected with main drive rod upper end, and the other end is connected with the sliding sleeve of level;
Sliding sleeve, this sliding sleeve is provided with sliding bar for being horizontally disposed with in sliding sleeve, the rear end of this sliding bar and insulation drive rod Joint, the slotted hole of described sliding sleeve is connected with main actuating arm one end, reaches outside the sliding bar in described sliding sleeve front end groove and is provided with touch spring in the cap bag;
Insulation drive rod, this insulation drive rod be for being horizontally disposed with, the rear end Joint of its front end and sliding sleeve, and the other end is connected with secondary actuating arm one end;
Secondary actuating arm, this arm becomes shape, and the one end is connected with the insulation drive rod, and the other end is connected with the guiding sliding bar;
The guiding sliding bar, this guiding sliding bar one end is connected with secondary actuating arm, and the other end is connected with the moving conductive rod upper end of vacuum interrupter;
C. below the main actuating arm of both sides phase, be provided with separating brake oil bumper and the elasticity banking pin that is packed on the framework;
D. hold in the hole of undersetting and the insulation that penetrates the undersetting hole and be provided with the combined floodgate buffer spring between the post.
2. a kind of high-pressure vacuum breaker according to claim 1 is characterized in that: the piston bottom of separating brake oil bumper has tapering, partly is provided with radially draining hole at tapering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96219418 CN2279693Y (en) | 1996-10-04 | 1996-10-04 | High-voltage vacuum breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96219418 CN2279693Y (en) | 1996-10-04 | 1996-10-04 | High-voltage vacuum breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2279693Y true CN2279693Y (en) | 1998-04-22 |
Family
ID=33900027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96219418 Expired - Fee Related CN2279693Y (en) | 1996-10-04 | 1996-10-04 | High-voltage vacuum breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2279693Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102034622A (en) * | 2009-09-24 | 2011-04-27 | 厦门福森达电气有限公司 | Half shaft and fastening arm fastening mechanism for switch operating mechanism |
| CN101645368B (en) * | 2009-09-02 | 2012-08-15 | 北京双杰电气股份有限公司 | Electric switch provided with separate arc-extinguishing device |
| CN117524780A (en) * | 2024-01-05 | 2024-02-06 | 宁波天安智能电网科技股份有限公司 | Self-induction magnetic force assisted quick-separating mechanism and high-voltage switch |
-
1996
- 1996-10-04 CN CN 96219418 patent/CN2279693Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101645368B (en) * | 2009-09-02 | 2012-08-15 | 北京双杰电气股份有限公司 | Electric switch provided with separate arc-extinguishing device |
| CN102034622A (en) * | 2009-09-24 | 2011-04-27 | 厦门福森达电气有限公司 | Half shaft and fastening arm fastening mechanism for switch operating mechanism |
| CN117524780A (en) * | 2024-01-05 | 2024-02-06 | 宁波天安智能电网科技股份有限公司 | Self-induction magnetic force assisted quick-separating mechanism and high-voltage switch |
| CN117524780B (en) * | 2024-01-05 | 2024-03-15 | 宁波天安智能电网科技股份有限公司 | Self-induction magnetic force assisted quick-separating mechanism and high-voltage switch |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1063868C (en) | Electric switching device | |
| CN104715964B (en) | A kind of single-pole vacuum circuit breaker | |
| CN201788887U (en) | Direct-acting vacuum breaker equipped with bistable permanent-magnetic operating mechanism | |
| US9818562B2 (en) | Switch | |
| CN1022594C (en) | Surge-limiting circuit breaker | |
| CN106783263A (en) | Divide-shut brake buffer unit and the Fast mechanical switch using the device | |
| CN2279693Y (en) | High-voltage vacuum breaker | |
| CN101615524B (en) | Single phase permanent magnetic mechanism for vacuum circuit breaker | |
| CN1201355C (en) | Drive devices for interrupter units in power supply switching devices | |
| CN2537612Y (en) | Vacuum breaker for railway power traction | |
| CN2488165Y (en) | Vacuum circuit breaker | |
| CN101710546B (en) | High-voltage three-pole AC vacuum contactor | |
| CN106601538A (en) | Direct current bypass switch | |
| CN2330061Y (en) | High-voltage vacuum circuit breaker | |
| CN1067330A (en) | Electric appliance with magnetic controlled isolating switch | |
| CN2548249Y (en) | Indoor high-voltage vacuum circuit breaker | |
| CN1767116A (en) | Electric switch operation control mode and operation control structure | |
| CN2333082Y (en) | High voltage vacuum breaker | |
| CN114783816A (en) | Circuit breaker | |
| CN2746509Y (en) | Overtravel spring combiner for outdoor AC high-voltage vacuum circuit breaker | |
| CN87102380A (en) | Arc interrupter | |
| CN200959309Y (en) | High-breaking rare-earth permanent-magnetic vacuum breaker | |
| CN2640018Y (en) | Indoor high-tension vacuum circuit breaker | |
| CN2348482Y (en) | Outdoor dry high-tension vacuum circuit breaker | |
| CN2590157Y (en) | Linked operating mechanism for high-pressure isolating vacuum onload switch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |