CN106373824A - Vacuum circuit breaker and multi-functional operating block thereof - Google Patents
Vacuum circuit breaker and multi-functional operating block thereof Download PDFInfo
- Publication number
- CN106373824A CN106373824A CN201610090825.6A CN201610090825A CN106373824A CN 106373824 A CN106373824 A CN 106373824A CN 201610090825 A CN201610090825 A CN 201610090825A CN 106373824 A CN106373824 A CN 106373824A
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- CN
- China
- Prior art keywords
- segmental arc
- block
- functional operation
- circuit breaker
- vacuum circuit
- 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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/666—Operating arrangements
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses a vacuum circuit breaker and a multi-functional operating block thereof. The multi-functional operating block is of a flat block structure, wherein a sealing groove is formed in a block and comprises a first arc segment, a second arc segment, a third arc segment, a fourth arc segment and a fifth arc segment which are sequentially connected, the second arc segment and the fifth arc segment are arranged opposite to each other, the first arc segment and the fourth arc segment are respectively arranged at two ends of the sealing groove, and a rotary clamping block is further arranged at a connection part of the first arc segment and the fifth arc segment and is rotatably arranged on the multi-functional operating block. The vacuum circuit breaker comprises the multi-functional operating block, wherein the multi-functional operating block is arranged on an installation plate by a rotation shaft, an output crank arm is further rotatably arranged on the installation plate, and an operating shaft is arranged on the output crank arm and is matched with the sealing groove in a rolling way. The operating handle is very simple in structure, the fabrication cost is greatly reduced, closing and breaking are determined by mechanical contact, and the reliability of strength and position is greatly improved.
Description
Technical field
The present invention relates to vacuum circuit breaker, especially with vacuum circuit breaker in multi-functional operation block concrete knot
Structure is relevant.
Background technology
With the lifting of environmental consciousness, no sf6Environmentally friendly machine has obtained development, including solid insulation
Ring main unit and environment-friendly type gas (n2Or dry air) ring main unit, no matter which kind of cabinet type, all employ true
Airport logistic park switchs.Because vacuum interrupter is dock contact, need larger contact in closing position
The good electrical contact performance of pressure guarantee, for sf6The spring Guo Zhong mechanism of on-load switch cannot meet
Vacuum load switch is located at the characteristic of larger contact counter-force during closing position, so vacuum load switch is all
Using vacuum circuit breaker mechanism realization point, closing operation.However, on-load switch does not need reclosing function,
Cause unnecessary waste, virtually improve the cost of vacuum load switch.
The vacuum circuit breaker spring operating mechanism of existing market, first to energy-stored spring energy storage before closing operation,
And energy storage state is kept by combined floodgate tripping system;During combined floodgate, combined floodgate tripping system is opened, and energy-stored spring leads to
Cross cam and release energy and complete closing operation and to tripping spring energy storage;"on" position is taken off by the separating brake of mechanism
Button system keeps;During separating brake, separating brake tripping system is opened, and realizes separating brake by sluice separating spring, contact pressure spring etc.
Operation, and open position is kept by sluice separating spring.
Vacuum circuit breaker spring operating mechanism carries combined floodgate tripping system, separating brake tripping system, energy-stored spring
With tripping spring etc..Closing operation, sub-switching operation, holding of closing a floodgate, separating brake keep by different systems
Realize, required amount of parts is more, and mechanism is complex.
sf6The energy-stored spring of the spring Guo Zhong mechanism of on-load switch is directly connected with output shaft, output characteristics
Curve cannot meet the requirement of vacuum load switch.In addition, when vacuum load switch is located at closing position,
Need contact pressure, Guo Zhong mechanism energy-stored spring energy now is minimum, is difficult to meet larger contact
The requirement of counter-force.
Content of the invention
One main purpose of the present invention is to overcome at least one defect of above-mentioned prior art, provides one
Kind of structure is simple, cost of manufacture is cheap and be easy to operate, vacuum circuit breaker that operating reliability is high and its
Multi-functional operation block.
For achieving the above object, the present invention adopts the following technical scheme that
According to an aspect of the invention, it is provided a kind of multi-functional operation block, for vacuum circuit breaker,
Described multi-functional operation block is a flat-shaped block structure, described block is provided with enclosed slot, described closing
Groove includes the first segmental arc, the second segmental arc, the 3rd segmental arc, the 4th segmental arc and the 5th segmental arc connecting successively,
Described second segmental arc and described 5th segmental arc are oppositely arranged, and described first segmental arc and described 4th segmental arc are respectively
Positioned at the two ends of described enclosed slot, described first segmental arc and described 5th segmental arc joint are additionally provided with rotation
Fixture block, described rotation fixture block is rotatably installed on described multi-functional operation block.
According to an embodiment of the present invention, described multi-functional operation block connects a rotating shaft.
According to an embodiment of the present invention, described rotating shaft is provided with spring.
According to an embodiment of the present invention, described rotation fixture block is also equipped with reduction torsion spring.
According to an embodiment of the present invention, the position of described multi-functional operation block correspondence described rotation fixture block
On be provided with chute, the cell wall of the corresponding described chute of outer rim of described rotation fixture block.
For achieving the above object, the present invention adopts the following technical scheme that
According to an aspect of the present invention, additionally provide a kind of vacuum circuit breaker, including many as above
Feature operation block, described multi-functional operation block is installed on installing plate by rotating shaft, on described installing plate also
It is rotatablely equipped with output toggle arm, described output toggle arm is provided with operating shaft, described operating shaft rolls cooperation
In described enclosed slot.
According to an embodiment of the present invention, when described multi-functional operation module rotates, described operating shaft is divided
Do not coordinate described first segmental arc, the second segmental arc, the 3rd segmental arc, the 4th segmental arc and the 5th segmental arc, wherein,
Described first segmental arc is lower half segmental arc, and described second segmental arc is combined floodgate segmental arc, and described 3rd segmental arc is to close a floodgate
Keep segmental arc, described 4th segmental arc is upper half segmental arc, described 5th segmental arc is separating brake segmental arc.
According to an embodiment of the present invention, described installing plate is fixedly installed, described multi-functional operation module
Driven by driving means.
According to an embodiment of the present invention, described operating shaft protrudes from the arm face of described output toggle arm, and
Rotation is installed on described output toggle arm.
According to an embodiment of the present invention, described operating shaft is cylinder.
As shown from the above technical solution, the advantage of the vacuum circuit breaker of the present invention and its multi-functional operation block and
Have the active effect that
The beneficial effects of the present invention is, the present invention compared with prior art, adopts multi-functional in the present invention
Operating block, is met the combined floodgate of vacuum circuit breaker, is divided by the different segmental arcs arranging enclosed slot on operating block
The functions such as lock, structure is very simple, is not required to arrange energy storing structure and releasing structure, cost of manufacture greatly drops
Low.In addition, switch closing and switch opening is determined by Mechanical Contact, realize the reliability of strength and position greatly
Improve, and quite convenient for operation.
Brief description
By being considered in conjunction with the accompanying following the following detailed description of the embodiment of the present invention, the present invention's is each
Plant target, feature and advantage will become apparent from.Accompanying drawing is only the exemplary diagram of the present invention,
It is not necessarily drawn to scale.In the accompanying drawings, same reference represents same or similar all the time
Part.Wherein:
Fig. 1 is the structural representation of the multi-functional operation block of the present invention according to illustrative embodiments
Figure;
Fig. 2 is the first application shape of the vacuum circuit breaker of the present invention according to illustrative embodiments
State schematic diagram;
Fig. 3 is the second application shape of the vacuum circuit breaker of the present invention according to illustrative embodiments
State schematic diagram;
Fig. 4 is the 3rd application shape of the vacuum circuit breaker of the present invention according to illustrative embodiments
State schematic diagram;
Fig. 5 be the present invention according to illustrative embodiments vacuum circuit breaker in output toggle arm
Structural representation.
Specific embodiment
Embody feature of present invention will describe in detail in the following description with the exemplary embodiments of advantage.Ying Li
Solution is that the present invention can have various changes in different embodiments, and it is all without departing from the present invention's
Scope, and therein explanation and accompanying drawing be inherently illustrated as being used, and be not used to limit the present invention.
In the following description to the different examples of the present invention, carry out referring to the drawings, described accompanying drawing forms this
A part for invention, and wherein show the difference of the many aspects of the achievable present invention by way of example
Example arrangement, system and step.It should be understood that, it is possible to use part, structure, exemplary means, it is
System and step other specified scheme, and can carry out without departing from the scope of the invention structure and
Functional modifications.And although in this specification can using term " top ", " bottom ", " anterior ", " after
Portion ", " sidepiece " etc. are describing different example feature and the element of the present invention, but these terms are used for this
Merely for convenient in literary composition, for example with reference to the accompanying drawings described in example direction.Any interior in this specification
Hold and be not necessarily to be construed that the specific three dimensional direction of Structure of need just falls within the scope of the present invention.
Shown in Figure 1, Fig. 1 is the multi-functional behaviour of the present invention according to illustrative embodiments
Make the structural representation of block.The multi-functional operation block 1 of this embodiment is used for vacuum circuit breaker, true to facilitate
The switch closing and switch opening operation of empty chopper.
In this embodiment, multi-functional operation block 1 is a flat-shaped block structure, and main body is block 10, in block
Enclosed slot 100 is provided with body 10.In this embodiment, enclosed slot 100 includes the first arc connecting successively
Section the 11, second segmental arc 12, the 3rd segmental arc 13, the 4th segmental arc 14 and the 5th segmental arc 15, wherein, second
Segmental arc 12 and the 5th segmental arc 15 are oppositely arranged, and the first segmental arc 11 and the 4th segmental arc 14 are located at closing respectively
The two ends of groove 100.
In this embodiment, the first segmental arc 11 and the 5th segmental arc 15 joint are additionally provided with rotation fixture block 16,
Rotate fixture block 16 to be rotatably installed on multi-functional operation block 1.And, rotate and be also equipped with fixture block 16
Reduction torsion spring (not shown), to provide reset force, in multi-functional operation block 1 corresponding rotation fixture block
Chute 17 is provided with 16 position, rotates the cell wall of the corresponding chute 17 of outer rim of fixture block 16.
In this embodiment, multi-functional operation block 1 is provided with axis hole 18, and is connected by this axis hole 18
One rotating shaft 4, refer to shown in Fig. 2 to Fig. 4.And, in this embodiment, rotating shaft 4 is provided with bullet
Spring (not shown), to provide reset force.
In addition, a kind of present invention also offers vacuum circuit breaker.Referring to shown in Fig. 2 to Fig. 4, Fig. 2 is
First application state schematic diagram of the vacuum circuit breaker of the present invention according to illustrative embodiments;
Fig. 3 is that the second application state of the vacuum circuit breaker of the present invention according to illustrative embodiments shows
It is intended to;Fig. 4 is the 3rd application of the vacuum circuit breaker of the present invention according to illustrative embodiments
View.The vacuum circuit breaker of this embodiment includes multi-functional operation block 1, installing plate 2 and output
Connecting lever 3.
In this embodiment, the structure of multi-functional operation block 1 is as described above, optionally using above-mentioned knot
Structure feature, to reach the respective action of the present embodiment, will not be described here.
In this embodiment, the structure of installing plate 2 as shown in Figures 2 to 4, is platy structure, and fixation sets
Put.Multi-functional operation block 1 can be rotatably mounted on installing plate 2 by rotating shaft 4, and drives by one
Dynamic device (not shown) is driven, and the rotation direction of this multi-functional operation block 1 includes clockwise
Rotate and rotate counterclockwise, turned position determines as needed.
In this embodiment, as shown in figure 5, Fig. 5 is the present invention according to illustrative embodiments
Vacuum circuit breaker in output toggle arm structural representation.Output toggle arm 3 includes bar shaped flat arm body 30,
One end of this arm body 30 is rotatably installed on installing plate 2 by connecting shaft 32, the other end of this arm body 30
On be provided with operating shaft 31, this operating shaft 31 rolls and is matched with the enclosed slot 100 of multi-functional operation block 1.
In this embodiment, operating shaft 31 protrudes from the arm body 30 arm face of output toggle arm 3, and rotates installation
On output toggle arm 3, the operating shaft 31 of this embodiment is cylinder, each with enclosed slot 100 to be formed
The rolling cooperation of segmental arc.When multi-functional operation module 1 rotates, operating shaft 31 is respectively cooperating with the first segmental arc
11st, the second segmental arc 12, the 3rd segmental arc 13, the 4th segmental arc 14 and the 5th segmental arc 15, wherein, the first arc
Section 11 is lower half segmental arc, and the second segmental arc 12 is combined floodgate segmental arc, and the 3rd segmental arc 13 is to close a floodgate to keep segmental arc,
4th segmental arc 14 is upper half segmental arc, and the 5th segmental arc 15 is separating brake segmental arc.Specifically various operator schemes are as follows
Described.
Closing operation: before closing operation, operating shaft 31 is tangent with rotation fixture block 16, as shown in Figure 2.
During combined floodgate, the multi-functional operation block 1 in Fig. 2 under the action of the spring, by figure counterclockwise rotates
During minute angle, operating shaft 31 promotes rotation fixture block 16 to be rotated in the clockwise direction, hereafter operating shaft 31
Move in groove unobstructed.With the rotate in an anti-clockwise direction of multi-functional operation block, operating shaft 31 continues
Move along combined floodgate segmental arc 12.After in-place closing, roller is in combined floodgate and keeps segmental arc 13, and is in quiet
Only state.
Sub-switching operation: before sub-switching operation, operating shaft 31 keeps segmental arc 13 in combined floodgate, as shown in Figure 3.
During separating brake, the multi-functional operation block 1 in Fig. 3 is rotated clockwise, separating brake segmental arc 15 and operating shaft
31 is tangent, and drives operating shaft 31 to move along separating brake segmental arc 15.After separating brake puts in place, operating shaft 31
In lower half segmental arc 11, and with rotate the tangent holding gate-dividing state of fixture block 16.
Intermediateness: when operating shaft 31 is located at the intermediateness shown in Fig. 4, if multi-functional operation block 1
Rotate in the counterclockwise direction, operating shaft 31 can be moved upwards along combined floodgate segmental arc 12;If multi-functional operation
Block 1 rotates clockwise, and operating shaft 31 can move downward along separating brake segmental arc 15.
From above-described embodiment, the advantage of the vacuum circuit breaker of the present invention and its multi-functional operation block and long-pending
Pole effect is:
The beneficial effects of the present invention is, the present invention compared with prior art, adopts multi-functional in the present invention
Operating block 1, meets vacuum circuit breaker by the different segmental arcs arranging enclosed slot 100 on operating block 1
The functions such as combined floodgate, separating brake, structure is very simple, is not required to arrange energy storing structure and releasing structure, is fabricated to
Originally it is greatly lowered.In addition, determining switch closing and switch opening by Mechanical Contact, that realizes strength and position can
Greatly improve by property, and quite convenient for operation.
Technical scheme is disclosed as above by alternative embodiment.Those skilled in the art it should be appreciated that
To institute in the case of without departing from the scope and spirit of the present invention disclosed in appended claims of the invention
The change made and retouching, all belong within the scope of the claims of the present invention.
Claims (10)
1. a kind of multi-functional operation block, for vacuum circuit breaker it is characterised in that described multi-functional operation
Block is a flat-shaped block structure, described block is provided with enclosed slot, described enclosed slot includes connecting successively
The first segmental arc, the second segmental arc, the 3rd segmental arc, the 4th segmental arc and the 5th segmental arc, described second segmental arc and
Described 5th segmental arc is oppositely arranged, and described first segmental arc and described 4th segmental arc are located at described enclosed slot respectively
Two ends, described first segmental arc and described 5th segmental arc joint be additionally provided with rotation fixture block, described rotation
Fixture block is rotatably installed on described multi-functional operation block.
2. multi-functional operation block as claimed in claim 1 is it is characterised in that described multi-functional operation block
Connect a rotating shaft.
3. multi-functional operation block as claimed in claim 2 is it is characterised in that be provided with described rotating shaft
Spring.
4. described multi-functional operation block as arbitrary in claim 1-3 is it is characterised in that described rotation card
Reduction torsion spring is also equipped with block.
5. multi-functional operation block as claimed in claim 4 is it is characterised in that described multi-functional operation block
Chute is provided with the position of correspondence described rotation fixture block, the outer rim of described rotation fixture block corresponds to described chute
Cell wall.
6. a kind of vacuum circuit breaker is it is characterised in that include described many work(as arbitrary in claim 1-5
Energy operating block, described multi-functional operation block is installed on installing plate by rotating shaft, and described installing plate also turns
Move and output toggle arm is installed, described output toggle arm is provided with operating shaft, described operating shaft rolls and is matched with
Described enclosed slot.
7. vacuum circuit breaker as claimed in claim 6 is it is characterised in that described multi-functional operation module
During rotation, described operating shaft is respectively cooperating with described first segmental arc, the second segmental arc, the 3rd segmental arc, the 4th arc
Section and the 5th segmental arc, wherein, described first segmental arc is lower half segmental arc, and described second segmental arc is combined floodgate segmental arc,
Described 3rd segmental arc is to close a floodgate to keep segmental arc, and described 4th segmental arc is upper half segmental arc, and described 5th segmental arc is
Separating brake segmental arc.
8. vacuum circuit breaker as claimed in claims 6 or 7 is it is characterised in that described installing plate is fixed
Setting, described multi-functional operation module is driven by driving means.
9. vacuum circuit breaker as claimed in claims 6 or 7 is it is characterised in that described operating shaft projects
In the arm face of described output toggle arm, and rotation is installed on described output toggle arm.
10. vacuum circuit breaker as claimed in claim 9 is it is characterised in that described operating shaft is cylinder
Body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610090825.6A CN106373824B (en) | 2016-02-18 | 2016-02-18 | Vacuum circuit breaker and its multi-functional operation block |
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Application Number | Priority Date | Filing Date | Title |
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CN201610090825.6A CN106373824B (en) | 2016-02-18 | 2016-02-18 | Vacuum circuit breaker and its multi-functional operation block |
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CN106373824A true CN106373824A (en) | 2017-02-01 |
CN106373824B CN106373824B (en) | 2018-12-28 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106971904A (en) * | 2017-05-15 | 2017-07-21 | 上海交通大学 | Vacuum circuit breaker closing transmission mechanism |
CN107731621A (en) * | 2017-10-17 | 2018-02-23 | 珠海许继电气有限公司 | A kind of double-fracture killer switch major loop transmission device |
CN108511282A (en) * | 2017-02-24 | 2018-09-07 | 上海良信电器股份有限公司 | A kind of breaker operating mechanism drive mechanism |
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JPH0562570A (en) * | 1991-08-30 | 1993-03-12 | Toshiba Corp | Vacuum switch apparatus |
JPH08129940A (en) * | 1994-10-28 | 1996-05-21 | Toshiba Corp | Operating mechanism of breaker |
CN201570429U (en) * | 2009-10-22 | 2010-09-01 | 河南森源电气股份有限公司 | Cam structure of vacuum circuit breaker |
CN103413706A (en) * | 2013-08-21 | 2013-11-27 | 日升集团有限公司 | Switch of switch cabinet |
CN204011252U (en) * | 2014-01-14 | 2014-12-10 | 浙江兴田电气有限公司 | For the connecting lever assembly of vacuum circuit-breaker |
CN204537932U (en) * | 2015-03-31 | 2015-08-05 | 江苏润圣电气有限公司 | A kind of eccentric cam for solid sealing type vacuum circuit breaker |
CN205388955U (en) * | 2016-02-18 | 2016-07-20 | 厦门华电开关有限公司 | Vacuum circuit breaker and multi -functional operating block thereof |
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2016
- 2016-02-18 CN CN201610090825.6A patent/CN106373824B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0562570A (en) * | 1991-08-30 | 1993-03-12 | Toshiba Corp | Vacuum switch apparatus |
JPH08129940A (en) * | 1994-10-28 | 1996-05-21 | Toshiba Corp | Operating mechanism of breaker |
CN201570429U (en) * | 2009-10-22 | 2010-09-01 | 河南森源电气股份有限公司 | Cam structure of vacuum circuit breaker |
CN103413706A (en) * | 2013-08-21 | 2013-11-27 | 日升集团有限公司 | Switch of switch cabinet |
CN204011252U (en) * | 2014-01-14 | 2014-12-10 | 浙江兴田电气有限公司 | For the connecting lever assembly of vacuum circuit-breaker |
CN204537932U (en) * | 2015-03-31 | 2015-08-05 | 江苏润圣电气有限公司 | A kind of eccentric cam for solid sealing type vacuum circuit breaker |
CN205388955U (en) * | 2016-02-18 | 2016-07-20 | 厦门华电开关有限公司 | Vacuum circuit breaker and multi -functional operating block thereof |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108511282A (en) * | 2017-02-24 | 2018-09-07 | 上海良信电器股份有限公司 | A kind of breaker operating mechanism drive mechanism |
CN106971904A (en) * | 2017-05-15 | 2017-07-21 | 上海交通大学 | Vacuum circuit breaker closing transmission mechanism |
CN107731621A (en) * | 2017-10-17 | 2018-02-23 | 珠海许继电气有限公司 | A kind of double-fracture killer switch major loop transmission device |
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