CN208422814U - A kind of tripping mechanism of breaker - Google Patents
A kind of tripping mechanism of breaker Download PDFInfo
- Publication number
- CN208422814U CN208422814U CN201821039175.3U CN201821039175U CN208422814U CN 208422814 U CN208422814 U CN 208422814U CN 201821039175 U CN201821039175 U CN 201821039175U CN 208422814 U CN208422814 U CN 208422814U
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- China
- Prior art keywords
- plate
- driving
- breaker
- separating brake
- magnetictrip
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- 230000007246 mechanism Effects 0.000 title claims abstract description 37
- 238000005381 potential energy Methods 0.000 claims abstract description 10
- 238000004146 energy storage Methods 0.000 claims description 24
- 238000009826 distribution Methods 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 1
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Abstract
The utility model discloses a kind of tripping mechanisms of breaker, comprising: cleat assembly, the cleat assembly is equipped with magnetictrip, the mandril of the magnetictrip is controlled by a trip assembley therefor, opens a sluice gate signal pushing rod when magnetictrip reception and stretches out so that trip assembley therefor release elastic potential energy drives switch separating brake movement.Compared with prior art, the tripping mechanism of the breaker of the utility model, it is by the way of trip assembley therefor and magnetictrip cooperation, under the power supply loss or insufficient situation that can satisfy magnetictrip, it still is able to reliable, quick separating brake movement, while guaranteeing the power supply safety in circuit, effectively improve the safety of killer switch.In addition, the tripping mechanism part of the breaker is constituted less, structure is simple, manufacturing cost is low, simple process, is operated reliably.
Description
Technical field
The utility model relates to breaker technical field more particularly to a kind of tripping mechanisms of breaker.
Background technique
Breaker not only plays common on-off action as a kind of circuit switch, but also can carry out decompression, under-voltage, mistake automatically
Load and short-circuit protection.Breaker is made of contact system, arc quenching system, operating mechanism, trip gear, shell etc., trip gear
Breaker is disconnected automatically for discharging the holding mechanism of breaker mechanism.When breaking down in circuit, such as there is overload electricity
When stream or short circuit current, trip gear will carry out delayed releasing or instantaneous trip, the tripping mechanism of trip gear will act on behaviour
Make in mechanism, disengages dynamic and static contact by the separation of snap close piece on operating mechanism and tripping part, power off circuit breaker trip.
The trip gear of the prior art directly realized with a magnetictrip, in actual circuit, magnetictrip
Power supply will receive the losses of different situations so that magnetictrip operation force not enough cannot be by killer switch point
Lock or magnetictrip excess load movement fever and reduce the service life, or it is serious when can burn magnetictrip.These consequences all can
Cause the serious accident such as circuit power failure, on fire, explosion.
Utility model content
The purpose of this utility model is to provide a kind of tripping mechanisms of breaker, and which solve existing magnetictrips
Directly carrying out separating brake leads to technical problem unreliable, that the service life is low.
In order to achieve the above objectives, the technical solution that the utility model is proposed are as follows:
A kind of tripping mechanism of the breaker of the utility model comprising: cleat assembly, the cleat assembly are equipped with electricity
Magnetic release, the mandril of the magnetictrip are controlled by a trip assembley therefor, when signal pushing rod is opened a sluice gate in magnetictrip reception
It stretches out so that trip assembley therefor release elastic potential energy drives switch separating brake movement.
Wherein, the trip assembley therefor include: can be around the driving assembly of fixed-axis rotation, thread off semiaxis and position-limiting ear, institute
It states position-limiting ear and cleat assembly is rotationally connected with by a driving trunnion；The position-limiting ear includes cylindrical body, and by tubular sheet
The upper ear bar and lower ear bar that external wall laterally extends, the upper ear bar and lower ear bar distribution at an acute angle；Wherein, upper ear bar connection
It drives lower ear bar to rotate counterclockwise when driving assembly is rotated to driving trunnion side in the mandril of magnetictrip, takes off at this time
Driving assembly locking is stored the elastic potential energy of driving assembly itself by button semiaxis.
Wherein, the driving assembly includes: driving plate, and driving plate is drawn to the first of the driving reversed side stretching of trunnion
Spring, and the fixing axle of rotating fulcrum is provided for the driving plate.
Wherein, the driving plate includes: plate-like body, the side plate extended by the plate-like body bottom end, described
Plate-like body and side plate form a V-type, and the top of the plate-like body is equipped with a limit card slot, the top of plate-like body and side plate
Extend a separating brake top plate in side in the same direction.
Wherein, the tripping semiaxis includes: half shaft body, and the side wall of half shaft body is equipped with a groove, semiaxis sheet
Body sidewall is additionally provided with a side grain, and a tension spring plate is connected on the side grain, one second tension spring is connected on the tension spring plate；
When the side plate stress is deflected to driving trunnion side, the limit card slot is fastened in the arc surface at the groove back.
Wherein, a third tension spring is also connected on the upper ear bar of the position-limiting ear, the third tension spring is used in electromagnetism
Buckle releaser, which provides position-limiting ear after opening a sluice gate, restores elastic force.
Wherein, the side of the driving plate is additionally provided with an energy storage component, and the energy storage component pushes driving plate to driving
Trunnion side is deflected to provide tripping elastic potential energy.
Wherein, the energy storage component includes: energy storage axle, and is connected to the stretching plate of the energy storage axle, and energy storage axle turns
It is dynamic to stretch out the deflection of plate rotation forces driving plate to drive.
Wherein, the cleat assembly includes: upper clamp plate, lower clamp plate, and the company of the connection upper clamp plate and lower clamp plate
Column is connect, forms an accommodating space between the upper clamp plate and lower clamp plate, the magnetictrip is fixed in accommodating space.
Wherein, the separating brake top plate side is additionally provided with a separating brake plate, and the separating brake plate is connected to a separating brake knob；Work as drive
It is synchronous that separating brake plate is pushed open so that separating brake plate is separated with separating brake knob makes switch disconnection by separating brake top plate when movable plate drop-away reset.
Compared with prior art, the tripping mechanism of the breaker of the utility model, uses trip assembley therefor and electromagnetic trip
The mode of device cooperation still is able to reliably, quickly under the power supply loss or insufficient situation that can satisfy magnetictrip
Separating brake movement, while guaranteeing the power supply safety in circuit, effectively improve the safety of killer switch.In addition, the breaker
Tripping mechanism part is constituted less, structure is simple, manufacturing cost is low, simple process, is operated reliably.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the tripping mechanism of the breaker of the utility model.
Fig. 2 is that the tripping mechanism of the breaker of the utility model removes cleat assembly remainder structural schematic diagram.
Fig. 3 is the energy storage state flowering structure schematic diagram of the tripping mechanism of the breaker of the utility model.
Fig. 4 is the driving plate part enlarged structure schematic diagram of the tripping mechanism of the breaker of the utility model.
Fig. 5 is the half shaft portion enlarged structure schematic diagram of tripping of the tripping mechanism of the breaker of the utility model.
Fig. 6 is the limit ear portions enlarged structure schematic diagram of the tripping mechanism of the breaker of the utility model.
Specific embodiment
Below with reference to attached drawing, the utility model is further described in detail.
Attached drawing 1 is please referred to attached drawing 6, in the present embodiment, the tripping mechanism of the breaker comprising: cleat assembly 1,
The cleat assembly 1 is equipped with magnetictrip 2, and the mandril 21 of the magnetictrip 2 is controlled by a trip assembley therefor, works as electromagnetism
The reception of buckle releaser 2 is opened a sluice gate signal pushing rod 21 and is stretched out so that trip assembley therefor release elastic potential energy drives switch separating brake movement.
The Nomenclature Composition and Structure of Complexes of trip assembley therefor is described in detail below in conjunction with attached drawing 1 to attached drawing 3, the trip assembley therefor includes:
Can be around the driving assembly 3 of fixed-axis rotation, thread off semiaxis 7 and position-limiting ear 6, the position-limiting ear 6 are connected by a driving rotation of trunnion 5
It is connected to cleat assembly 1；The position-limiting ear 6 includes cylindrical body 61, and the upper ear laterally extended by 61 outer wall of cylindrical body
Bar 62 and lower ear bar 63, the upper ear bar 62 and the distribution at an acute angle of lower ear bar 63, and upper ear bar 62 and lower ear bar 63 are located at tubular
On 61 side wall different level of ontology namely the two is longitudinally in staggered distribution, and cylindrical body 61 and driving trunnion 5 are set with, and is working
When, the two is relatively fixed, rotates synchronously.Wherein, upper ear bar 62 is connected to the mandril 21 of magnetictrip 2, when driving assembly 3 to
When driving the rotation of 5 side of trunnion, lower ear bar 63 is driven to rotate counterclockwise, semiaxis 7 of threading off at this time is by 3 locking of driving assembly to store
The elastic potential energy of driving assembly 3 itself.
More specifically, the driving assembly 3 includes: driving plate 31, by driving plate 31 to driving the reversed layback of trunnion 5
The first tension spring 33 stretched, and the fixing axle 32 of rotating fulcrum is provided for the driving plate 31, it, can edge when 31 stress of driving plate
Fixing axle 32 to driving 5 side of otic placode deflect.
Referring to attached drawing 4, the driving plate 31 includes: plate-like body 310, by 310 bottom end of plate-like body
The side plate 311 extended, the plate-like body 310 form a V-type with side plate 311, and the top of the plate-like body 310 is equipped with
A separating brake top plate 322 is extended on one limit card slot 323, the top and the side in the same direction of side plate 311 of plate-like body 310, wherein plate
Shape ontology 310 and 311 intersection position of side plate are additionally provided with a shaft hole 324, and the shaft hole 324 is for wearing fixing axle 32.
Referring to attached drawing 5, the tripping semiaxis 7 includes: half shaft body 71, and the side wall of half shaft body 71 is set
There is a groove 72, half shaft body, 71 side wall is additionally provided with a side grain 73, and a tension spring plate 10 is connected on the side grain 73, described
One second tension spring 101 is connected on tension spring plate 10；When 311 stress of side plate is deflected to driving 5 side of trunnion, the limit
Card slot 323 is fastened in the arc surface at 72 back of groove.Half shaft body 71 is a cylindrical body, and side grain 73 is axial slices,
A connecting hole 731 is additionally provided on side grain 73, the connecting hole 731 is connected to tension spring plate 10 by screw etc., and tension spring plate 10 exists
Under the action of second tension spring 101, tension spring plate 10 is pulled to rotate to 33 direction of the first tension spring, synchronous drive tripping semiaxis 7 rotates, with
It causes after tripping, limit card slot 323 is caught in groove 72.
Referring to attached drawing 3, it is also connected with a third tension spring 64 on the upper ear bar 62 of the position-limiting ear 6, described
Three tension springs 64, which are used to provide position-limiting ear 6 after magnetictrip 2 is opened a sluice gate, restores elastic force.
Referring to attached drawing 2, the side of the driving plate 31 is additionally provided with an energy storage component 4, and the energy storage component 4 pushes away
Dynamic driving plate 31 is to the deflection of driving 5 side of trunnion to provide tripping elastic potential energy.
More specifically, the energy storage component 4 includes: energy storage axle 41, and is connected to the stretching plate of the energy storage axle 41
42, the rotation of energy storage axle 41 stretches out the deflection of 42 rotation forces driving plate 31 of plate to drive, and energy storage axle 41 provides rotation by applied external force
Rotatory force.
Wherein, the cleat assembly 1 includes: upper clamp plate 11, lower clamp plate 12, and the connection upper clamp plate 11 and lower folder
The connecting column 13,14 of plate 12, forms an accommodating space between the upper clamp plate 11 and lower clamp plate 12, the magnetictrip 2 is solid
Due in accommodating space.
Referring to attached drawing 1,322 side of separating brake top plate is additionally provided with a separating brake plate 8, and the separating brake plate 8 abuts
In a separating brake knob 9；When 31 drop-away reset of driving plate, it is synchronous separating brake plate 8 pushed open by separating brake top plate 322 so that separating brake plate 8 with
The separation of separating brake knob 9 disconnects switch.
The magnetictrip 2 of the present embodiment includes that magnet stand, tripping coil, mandril and tapered reset spring assemble.
When giving circuit breaker switch mechanism energy storage, plate 42 is stretched out with the rotation of energy storage axle 41, the stretching plate 42 of energy storage component 4
It is close to and pushes 31 right side bevel edge of driving plate with the shaft hole 324 of bottom end for center of circle counterclockwise movement.Meanwhile driving plate 31 pushes
The lower rotation counterclockwise of ear bar 63 of position-limiting ear 6, the upper ear bar 62 of linkage position-limiting ear 6 pull down the mandril 21 of magnetictrip 2.
When 31 top limit card slot 323 of driving plate removes tripping 7 groove 72 of semiaxis, it is located at the of tripping 7 one end of semiaxis
Three tension springs 64 make the rotation of semiaxis 7 of threading off, and 31 top limit card slot 323 of driving plate is stuck in 72 rear semicircle of groove of tripping semiaxis 7
Cambered surface；Meanwhile magnetictrip 2 and circuit breaker switch mechanism energy storage are completed.
When killer switch issues sub-gate signal to magnetictrip 2, mandril 21 is stretched out in the tripping of 2 moment of magnetictrip,
Tripping semiaxis 7 is pushed to rotate clockwise；At this point, 31 top limit card slot 323 of driving plate is fallen into tripping 7 groove 72 of semiaxis, drive
The separating brake top plate 322 on 31 top of movable plate directly pushes killer switch separating brake plate 8 open, realizes killer switch separating brake.
Compared with prior art, the tripping mechanism of the breaker of the present embodiment, uses trip assembley therefor and magnetictrip
The mode of cooperation still is able to reliably, quickly divide under the power supply loss or insufficient situation that can satisfy magnetictrip
Lock movement, while guaranteeing the power supply safety in circuit, effectively improve the safety of killer switch.In addition, the breaker is de-
Buckle mechanism part is constituted less, structure is simple, manufacturing cost is low, simple process, is operated reliably.
Above content, the only preferred embodiment of the utility model, are not intended to limit the embodiments of the present invention,
Those of ordinary skill in the art's central scope according to the present utility model and spirit can very easily carry out corresponding accommodation
Or modification, therefore the protection scope of the utility model should be subject to protection scope required by claims.
Claims (10)
1. a kind of tripping mechanism of breaker characterized by comprising cleat assembly, the cleat assembly are de- equipped with electromagnetism
Device is detained, the mandril of the magnetictrip is controlled by a trip assembley therefor, opens a sluice gate signal pushing rod when magnetictrip reception and stretches out
So that trip assembley therefor release elastic potential energy drives switch separating brake movement.
2. the tripping mechanism of breaker as described in claim 1, which is characterized in that the trip assembley therefor includes: can be around fixed
The driving assembly of axis rotation, thread off semiaxis and position-limiting ear, the position-limiting ear are rotationally connected with clamping plate group by a driving trunnion
Part；The position-limiting ear includes cylindrical body, and the upper ear bar and lower ear bar that are laterally extended by cylindrical body outer wall, it is described on
Ear bar and lower ear bar distribution at an acute angle；Wherein, upper ear bar is connected to the mandril of magnetictrip, when driving assembly to driving trunnion
When side rotates, lower ear bar is driven to rotate counterclockwise, driving assembly locking is stored driving assembly itself by semiaxis of threading off at this time
Elastic potential energy.
3. the tripping mechanism of breaker as claimed in claim 2, which is characterized in that the driving assembly includes: driving plate,
By driving plate to the first tension spring of the driving reversed side stretching of trunnion, and for the driving plate provide the fixation of rotating fulcrum
Axis.
4. the tripping mechanism of breaker as claimed in claim 3, which is characterized in that the driving plate includes: plate-like body,
The side plate extended by the plate-like body bottom end, the plate-like body and side plate form a V-type, the top of the plate-like body
End is equipped with a limit card slot, and a separating brake top plate is extended on the top and side plate side in the same direction of plate-like body.
5. the tripping mechanism of breaker as claimed in claim 4, which is characterized in that the tripping semiaxis includes: semiaxis sheet
The side wall of body, half shaft body is equipped with a groove, and half shaft body side wall is additionally provided with a side grain, is connected on the side grain
One tension spring plate is connected with one second tension spring on the tension spring plate；It is described when the side plate stress is deflected to driving trunnion side
Limit card slot is fastened in the arc surface at the groove back.
6. the tripping mechanism of breaker as claimed in claim 2, which is characterized in that also connect on the upper ear bar of the position-limiting ear
It is connected to a third tension spring, and the third tension spring, which is used to position-limiting ear is provided after magnetictrip is opened a sluice gate, restores elastic force.
7. the tripping mechanism of breaker as claimed in claim 3, which is characterized in that the side of the driving plate is additionally provided with one
Energy storage component, the energy storage component push driving plate to the deflection of driving trunnion side to provide tripping elastic potential energy.
8. the tripping mechanism of breaker as claimed in claim 7, which is characterized in that the energy storage component includes: energy storage axle,
And it is connected to the stretching plate of the energy storage axle, energy storage axle rotation stretches out the deflection of plate rotation forces driving plate to drive.
9. the tripping mechanism of breaker as described in claim 1, which is characterized in that the cleat assembly includes: upper clamp plate,
Lower clamp plate, and the connecting column of the connection upper clamp plate and lower clamp plate, it is empty to form an accommodating between the upper clamp plate and lower clamp plate
Between, the magnetictrip is fixed in accommodating space.
10. the tripping mechanism of breaker as claimed in claim 4, which is characterized in that the separating brake top plate side is additionally provided with
One separating brake plate, the separating brake plate are connected to a separating brake knob；It is synchronous that separating brake is pushed open by separating brake top plate when driving plate drop-away reset
Plate disconnects switch so that separating brake plate is separated with separating brake knob.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821039175.3U CN208422814U (en) | 2018-07-02 | 2018-07-02 | A kind of tripping mechanism of breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821039175.3U CN208422814U (en) | 2018-07-02 | 2018-07-02 | A kind of tripping mechanism of breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208422814U true CN208422814U (en) | 2019-01-22 |
Family
ID=65107402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821039175.3U Withdrawn - After Issue CN208422814U (en) | 2018-07-02 | 2018-07-02 | A kind of tripping mechanism of breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208422814U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108648970A (en) * | 2018-07-02 | 2018-10-12 | 亚洲电力设备(深圳)股份有限公司 | A kind of tripping mechanism of breaker |
-
2018
- 2018-07-02 CN CN201821039175.3U patent/CN208422814U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108648970A (en) * | 2018-07-02 | 2018-10-12 | 亚洲电力设备(深圳)股份有限公司 | A kind of tripping mechanism of breaker |
| CN108648970B (en) * | 2018-07-02 | 2024-04-26 | 亚洲电力设备(深圳)有限公司 | Tripping mechanism of circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Three, E (-4), Seaview Plaza, Prince Edward Road, Shenzhen, Guangdong, Nanshan District 518000, China Patentee after: Asia Electrical Power Equipment (Shenzhen) Co.,Ltd. Address before: Three, E (-4), Seaview Plaza, Prince Edward Road, Shenzhen, Guangdong, Nanshan District 518000, China Patentee before: ASIA ELECTRICAL POWER EQUIPMENT (SHENZHEN) Co.,Ltd. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190122 Effective date of abandoning: 20240426 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190122 Effective date of abandoning: 20240426 |