CN108565188B - Compact and reliable breaker spring operating mechanism - Google Patents
Compact and reliable breaker spring operating mechanism Download PDFInfo
- Publication number
- CN108565188B CN108565188B CN201810643672.2A CN201810643672A CN108565188B CN 108565188 B CN108565188 B CN 108565188B CN 201810643672 A CN201810643672 A CN 201810643672A CN 108565188 B CN108565188 B CN 108565188B
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- switching
- auxiliary switch
- spring
- brake separating
- crank arm
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- 230000007246 mechanism Effects 0.000 title claims abstract description 36
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 230000009471 action Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Breakers (AREA)
Abstract
The invention discloses a compact and reliable breaker spring operating mechanism which comprises a first clamping plate, a second clamping plate, a fixed plate, a connecting rod mechanism, a small crank arm shaft, an auxiliary switch piece, a gear transmission piece, a main shaft, a closing piece and a separating brake piece. Through the mode, the invention has compact and small structure, and can avoid the phenomena of shell clamping and unstable closing output force; the position of the opening and closing knob is horizontally arranged, so that the on-site operation is visually observed, and misoperation is avoided.
Description
Technical Field
The invention relates to the technical field of circuit breakers, in particular to a compact and reliable circuit breaker spring operating mechanism.
Background
In the actual operation of the power switching equipment, 70% of faults are caused by mechanical transmission parts, wherein faults caused by an operating mechanism account for most of faults, an auxiliary switch of the existing operating mechanism adopts a porous rotary table to adjust angles, assembly angle errors are easy to generate in the mode, the whole connecting rod mechanism of the mechanism is clamped in the action process, the existing operating mechanism capable of adjusting closing output force is easy to generate output power change, a clamping phenomenon is caused, the positions of opening and closing knobs of the existing mechanism are not arranged and placed in an obvious regular manner, field operation is not visual and clear, and the prior art is necessary to be improved based on the defects and shortcomings.
Disclosure of Invention
The invention mainly solves the technical problem of providing a compact and reliable breaker spring operating mechanism which has compact and small structure and can avoid the phenomena of unstable clamping shell and closing output force; the position of the opening and closing knob is horizontally arranged, so that the on-site operation is visually observed, and misoperation is avoided.
In order to solve the technical problems, the invention adopts a technical scheme that: the utility model provides a compact reliable circuit breaker spring operating mechanism, this kind of compact reliable circuit breaker spring operating mechanism include first splint, second splint, fixed plate, link mechanism, little crutch arm axle, auxiliary switch spare, gear drive spare, main shaft, closing part and separating brake spare, first splint, second splint and fixed plate pass through the support column to be connected, link mechanism installs on the second splint through the hinge pin, link mechanism and little crutch arm axle linkage, little crutch arm axle and auxiliary switch spare linkage, link mechanism and gear drive spare cooperation, the main shaft passes through the closing spring linkage of gear drive spare and closing part, be provided with closing part and separating brake spare on the first splint, little crutch arm axle drives closing part and separating brake spare action.
Preferably, the auxiliary switch piece comprises auxiliary switch, auxiliary switch turning arm and auxiliary switch connecting rod, auxiliary switch installs on first splint, installs auxiliary switch turning arm on auxiliary switch's the output shaft, and auxiliary switch turning arm's the other end passes through auxiliary switch connecting rod and the turning arm swing link of little turning arm axle, auxiliary switch turning arm is bottleneck form, auxiliary switch connecting rod is semi-circular arc form, and auxiliary switch connecting rod guarantees that the mechanism can not or the low probability appears the card shell phenomenon in the action in-process, guarantees the stability of transmission, makes mechanism overall dimension compacter.
Preferably, the switching-on piece comprises switching-on semi-axis, switching-on knob, switching-on electro-magnet, switching-on spring connecting plate and switching-on spring support column, switching-on semi-axis cartridge is equipped with the switching-on knob on the switching-on semi-axis, and the switching-on knob adopts rotatory plectrum formula structure, and switching-on knob and switching-on electro-magnet linkage are connected, and the main shaft passes through gear drive piece and switching-on spring linkage, and the switching-on spring passes through the hole site on the switching-on spring connecting plate and switching-on spring support column fixed connection, and the fixed output force of switching-on spring is designed, and the size of switching-on spring connecting plate is decided well, guarantees the stability of switching-on output force.
Preferably, the brake release piece comprises brake release semi-axis, brake release knob, brake release plectrum, brake release electro-magnet, brake release spring, control panel, clamp plate and pull rod, install brake release knob and brake release plectrum on the brake release semi-axis, brake release plectrum and brake release electro-magnet linkage are connected, and brake release spring suit is in the control panel of second splint rear side, and brake release spring upper end offsets with the control panel top surface, and brake release spring lower extreme is connected with the clamp plate, and the clamp plate passes through the pull rod and links to each other with the turning arm of little turning arm axle.
Compared with the prior art, the invention has the beneficial effects that: the structure is compact and small, and the auxiliary switch piece can avoid the occurrence of the shell clamping phenomenon; the size of the switching-on connecting plate is fixed, so that the phenomenon of unstable switching-on output force is avoided; the position of the opening and closing knob is in the form of a rotary plectrum, so that the position of the opening and closing knob is arranged in the horizontal direction, the on-site operation is directly observed, and misoperation is avoided.
Drawings
Fig. 1 is a schematic diagram of a compact reliable circuit breaker spring operator.
Fig. 2 is a schematic view of a first part of a compact and reliable circuit breaker spring operator.
Fig. 3 is a schematic view of a second part of a compact reliable circuit breaker spring operator.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.
Referring to fig. 1 to 3, an embodiment of the present invention includes:
the utility model provides a compact reliable circuit breaker spring operating mechanism, this kind of compact reliable circuit breaker spring operating mechanism includes first splint 1, second splint 2, fixed plate 3, link mechanism 4, little turning arm axle 5, auxiliary switch spare 6, gear drive spare 7, main shaft 8, closing part 9 and separating brake spare 10, first splint 1, second splint 2 and fixed plate 3 pass through the support column to be connected, and link mechanism 4 passes through the hinge pin to be installed on second splint 2, and link mechanism 4 links with little turning arm axle 5, and little turning arm axle 5 links with auxiliary switch spare 6, and link mechanism 4 cooperates with gear drive spare 7, and main shaft 8 links with the closing spring of closing part 9 through gear drive spare 7, is provided with closing part 9 and separating brake spare 10 on the first splint 1, and little turning arm axle 5 drives closing part 9 and separating brake spare 10 action.
The auxiliary switch piece 6 comprises auxiliary switch 61, auxiliary switch crank arm 62 and auxiliary switch connecting rod 63, auxiliary switch 61 installs on first splint 1, installs auxiliary switch crank arm 62 on auxiliary switch 61's the output shaft, and auxiliary switch crank arm 62's the other end passes through auxiliary switch connecting rod 63 and the crank arm swing link of little crank arm axle 5, auxiliary switch crank arm 62 is the bottleneck form, auxiliary switch connecting rod 63 is the semicircle form, and auxiliary switch connecting rod 63 guarantees that the mechanism can not or the low probability card shell phenomenon appears in the action process, guarantees the stability of transmission, makes mechanism overall dimension compacter.
The switching-on piece 9 comprises a switching-on half shaft 91, a switching-on knob 92, a switching-on electromagnet 93, a switching-on spring 94, a switching-on spring connecting plate 95 and a switching-on spring support column 96, wherein the switching-on half shaft 91 is inserted on the first clamping plate 1, the switching-on knob 92 is arranged on the switching-on half shaft 91, the switching-on knob 92 adopts a rotary plectrum structure, the switching-on knob 92 is connected with the switching-on electromagnet 93 in a linkage manner, the main shaft 8 is linked with the switching-on spring 94 through the gear transmission piece 7, the switching-on spring 94 is fixedly connected with the switching-on spring support column 96 through a hole site on the switching-on spring connecting plate 95, the switching-on spring support column 96 is fixedly connected on the first clamping plate 1 and the second clamping plate 2, the fixed output force of the switching-on spring 94 is designed, the size of the switching-on spring connecting plate 95 is fixed, and the stability of the switching-on output force is ensured.
The brake release member 10 comprises a brake release half shaft 101, a brake release knob 102, a brake release poking sheet 103, a brake release electromagnet 104, a brake release spring 105, a control board 106, a pressing board 107 and a pull rod 108, wherein the brake release knob 102 and the brake release poking sheet 103 are installed on the brake release half shaft 101, the brake release poking sheet 103 is connected with the brake release electromagnet 104 in a linkage manner, the brake release spring 105 is sleeved in the control board 106 at the rear side of the second clamping plate 2, the upper end of the brake release spring 105 is propped against the top surface of the control board 106, the lower end of the brake release spring 105 is connected with the pressing board 107, and the pressing board 107 is connected with the crank arm of the small crank arm shaft 5 through the pull rod 108.
When the invention works, the connecting rod mechanism 4 pushes the small crank arm shaft 5 to realize the switching-on and switching-off actions of the circuit breaker, the rotating angle of the connecting rod mechanism 4 is small, the rotating angle of the small crank arm shaft 5 is large, the whole width of the mechanism is not influenced by the way, the auxiliary switch piece 6 ensures that the mechanism can not or has a low probability of shell blocking phenomenon in the action process, the stability of transmission is ensured, and the whole size of the mechanism is more compact.
The circuit breaker spring operating mechanism is compact and exquisite in structure, and can avoid unstable phenomena of clamping shell and closing output force; the position of the opening and closing knob is horizontally arranged, so that the on-site operation is visually observed, and misoperation is avoided.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (1)
1. A compact reliable circuit breaker spring operator characterized by: the compact and reliable breaker spring operating mechanism comprises a first clamping plate, a second clamping plate, a fixed plate, a connecting rod mechanism, a small crank arm shaft, an auxiliary switch piece, a gear transmission piece, a main shaft, a switch-on piece and a switch-off piece, wherein the first clamping plate, the second clamping plate and the fixed plate are connected through a support column;
the auxiliary switch piece consists of an auxiliary switch, an auxiliary switch crank arm and an auxiliary switch connecting rod, the auxiliary switch is arranged on the first clamping plate, an auxiliary switch crank arm is arranged on an output shaft of the auxiliary switch, the other end of the auxiliary switch crank arm is movably connected with the crank arm of the small crank arm shaft through the auxiliary switch connecting rod, the auxiliary switch crank arm is in a bottleneck shape, and the auxiliary switch connecting rod is in a semicircular arc shape;
the switching-on part consists of a switching-on half shaft, a switching-on knob, a switching-on electromagnet, a switching-on spring connecting plate and a switching-on spring supporting column, wherein the switching-on half shaft is inserted on the first clamping plate, the switching-on knob is arranged on the switching-on half shaft, the switching-on knob adopts a rotary plectrum structure, the switching-on knob is connected with the switching-on electromagnet in a linkage manner, the spindle is linked with the switching-on spring through the gear transmission part, and the switching-on spring is fixedly connected with the switching-on spring supporting column through a hole site on the switching-on spring connecting plate;
the brake separating piece comprises a brake separating half shaft, a brake separating knob, a brake separating poking sheet, a brake separating electromagnet, a brake separating spring, a control plate, a pressing plate and a pull rod, wherein the brake separating knob and the brake separating poking sheet are installed on the brake separating half shaft, the brake separating poking sheet is connected with the brake separating electromagnet in a linkage manner, the brake separating spring is sleeved in the control plate at the rear side of the second clamping plate, the upper end of the brake separating spring is propped against the top surface of the control plate, the lower end of the brake separating spring is connected with the pressing plate, and the pressing plate is connected with the crank arm of the small crank arm shaft through the pull rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810643672.2A CN108565188B (en) | 2018-06-21 | 2018-06-21 | Compact and reliable breaker spring operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810643672.2A CN108565188B (en) | 2018-06-21 | 2018-06-21 | Compact and reliable breaker spring operating mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108565188A CN108565188A (en) | 2018-09-21 |
| CN108565188B true CN108565188B (en) | 2023-12-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810643672.2A Active CN108565188B (en) | 2018-06-21 | 2018-06-21 | Compact and reliable breaker spring operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108565188B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103050334A (en) * | 2013-01-09 | 2013-04-17 | 江苏沃尔特电气有限公司 | Integral modular spring operating mechanism of high-voltage vacuum circuit breaker |
| WO2016008251A1 (en) * | 2014-07-17 | 2016-01-21 | 谢翠斌 | Modular breaker |
| CN105304420A (en) * | 2015-11-17 | 2016-02-03 | 江苏省如高高压电器有限公司 | Spring operating mechanism for breaker |
| CN205230982U (en) * | 2015-11-17 | 2016-05-11 | 江苏省如高高压电器有限公司 | Spring operating mechanism for circuit breaker |
| CN106449313A (en) * | 2016-09-13 | 2017-02-22 | 泰豪科技(深圳)电力技术有限公司 | Circuit breaker |
| CN208422809U (en) * | 2018-06-21 | 2019-01-22 | 苏州达博思智能电网装备制造有限公司 | A kind of compact reliable breaker spring operating mechanism |
-
2018
- 2018-06-21 CN CN201810643672.2A patent/CN108565188B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103050334A (en) * | 2013-01-09 | 2013-04-17 | 江苏沃尔特电气有限公司 | Integral modular spring operating mechanism of high-voltage vacuum circuit breaker |
| WO2016008251A1 (en) * | 2014-07-17 | 2016-01-21 | 谢翠斌 | Modular breaker |
| CN105304420A (en) * | 2015-11-17 | 2016-02-03 | 江苏省如高高压电器有限公司 | Spring operating mechanism for breaker |
| CN205230982U (en) * | 2015-11-17 | 2016-05-11 | 江苏省如高高压电器有限公司 | Spring operating mechanism for circuit breaker |
| CN106449313A (en) * | 2016-09-13 | 2017-02-22 | 泰豪科技(深圳)电力技术有限公司 | Circuit breaker |
| CN208422809U (en) * | 2018-06-21 | 2019-01-22 | 苏州达博思智能电网装备制造有限公司 | A kind of compact reliable breaker spring operating mechanism |
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| Publication number | Publication date |
|---|---|
| CN108565188A (en) | 2018-09-21 |
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