CN107230595A - A kind of small type circuit breaker operating mechanism - Google Patents
A kind of small type circuit breaker operating mechanism Download PDFInfo
- Publication number
- CN107230595A CN107230595A CN201610558006.XA CN201610558006A CN107230595A CN 107230595 A CN107230595 A CN 107230595A CN 201610558006 A CN201610558006 A CN 201610558006A CN 107230595 A CN107230595 A CN 107230595A
- Authority
- CN
- China
- Prior art keywords
- circuit breaker
- rotating shaft
- boss
- handle
- shell
- 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.)
- Granted
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Classifications
-
- 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
Abstract
A kind of small type circuit breaker operating mechanism, it includes shell (1), circuit breaker handle (2) is in shell mounting groove (101), the axle portion (301) of linkage rotating shaft (3) is in the installation axis hole (102) of shell (1), circuit breaker handle (2) is sleeved on the shaft (302) of linkage rotating shaft (3), linkage rotating shaft (3) is connected by connecting rod (4) with dynamic contact mechanism (5), when the present invention makes the circuit breaker handle be parked in optional position, circuit breaker handle is manually operable to be closed or opening operation, breaker is set clearly to be in closure or open position, improve the security of breaker disjunction.
Description
Technical field
It is exactly specifically to be related to a kind of small type circuit breaker operating mechanism, Neng Gouti the invention belongs to breaker technical field
The security of high breaker disjunction.
Background technology
Low-voltage circuit breaker is divided into miniature circuit breaker, breaker of plastic casing and air-break by it using scope, be it is a kind of both
The manual division circuit of energy, can carry out the electrical equipment of automatic protection, it is functionally equivalent to molten to failures such as circuit overloads, short circuits again
The combination of disconnected device and relay, and it is latter in disjunction fault current as need not change parts, be applied widely.
It is complete using breaker hand-operating device and electrically operated device that current much electricity off-balancesheet puts miniature circuit breaker
It is fixedly connected to carry out breaking-closing operating, when breaker, which is in, closes a floodgate order, during breaker hand-operating device may be parked in
Between position, hand-operating device operation can only close circuit breaker and be unable to cut-off breaker, cause breaker closing or disconnect position
Put not clear easily generation maloperation.
The content of the invention
When the purpose of the present invention is in combined floodgate order aiming at existing breaker, breaker hand-operating device may stop
In centre position, now breaker closing or the state of disconnection are indefinite, by operating hand-operating device to close open circuit
Device and be unable to cut-off breaker technological deficiency there is provided a kind of external small type circuit breaker operating mechanism of electric energy meter, make breaker hand
When handle is parked in optional position, it is manually operable circuit breaker handle and is closed or opening operation, breaker is clearly in closure
Or open position, improve the security of breaker disjunction.
Technical scheme
In order to realize above-mentioned technical purpose, a kind of small type circuit breaker operating mechanism that the present invention is designed, it includes shell, breaker
Handle is in shell mounting groove, and the axle portion of linkage rotating shaft is in the installation axis hole of shell, and circuit breaker handle is sleeved on connection
The shaft of dynamic rotating shaft, linkage rotating shaft is connected by connecting rod with dynamic contact mechanism, it is characterised in that：
Torsion spring is in the torsional spring slot in linkage rotating shaft, and one end props up circuit breaker handle, and the other end props up linkage rotating shaft, breaker
Torsion spring can be compressed in handle is counterclockwise hour hands rotation process drives linkage rotating shaft to rotate counterclockwise；
The circuit breaker handle inner headed face is provided with first step, and periphery is provided with first boss, the shaft for the rotating shaft that links
It is upper to stretch out second step corresponding with first step, it can drive second by first step when circuit breaker handle is rotated clockwise
Step is rotated clockwise, and by first boss push rod can be promoted to rotate counterclockwise when circuit breaker handle is rotated counterclockwise, push rod
Armature is rotated counterclockwise to rotate clockwise to promote the snap close piece in dynamic contact mechanism to thread off；
The shaft of the linkage rotating shaft is provided with second boss, and shell is provided with the 3rd boss corresponding with second boss, institute
Second boss stroke can be limited by stating the 3rd boss during linkage rotating shaft is rotated counterclockwise.
Further, the push rod can be rotated on shell.
Beneficial effect
The present invention provides a kind of small type circuit breaker operating mechanism, when the circuit breaker handle is parked in optional position, is manually operable disconnected
Road device handle is closed or opening operation, breaker is clearly in closure or open position, improves the peace of breaker disjunction
Quan Xing.
Brief description of the drawings
Accompanying drawing 1 is breaker operating mechanism structural representation in closure state in the embodiment of the present invention；
Accompanying drawing 2 operates configuration state figure in open position for breaker in the embodiment of the present invention；
Accompanying drawing 3 is circuit breaker operation mechanism handle product in the embodiment of the present invention；
Accompanying drawing 4 is circuit breaker operation mechanism handle explosive view in the embodiment of the present invention；
Accompanying drawing 5 is parked in intermediate orientation figure for circuit breaker operation mechanism in the embodiment of the present invention；
Accompanying drawing 6 is parked in centre position operating mechanism hand tripping schematic diagram for circuit breaker operation mechanism in the embodiment of the present invention.
Accompanying drawing 7 is parked in after the operating mechanism hand tripping of centre position for circuit breaker operation mechanism in the embodiment of the present invention to be illustrated
Figure.
Accompanying drawing 8 is linkage rotating shaft in the embodiment of the present invention by limitation stroke structural representation.
Embodiment
With reference to the accompanying drawings and examples, the present invention will be further described.
Embodiment
As shown in accompanying drawing 1~8, a kind of small type circuit breaker operating mechanism, it includes shell 1, and circuit breaker handle 2 is mounted in shell
In 1, the axle portion 301 of linkage rotating shaft 3 is in the installation axis hole 102 of shell 1, and circuit breaker handle 2 is sleeved on linkage rotating shaft 3
Shaft 302, linkage rotating shaft 3 is connected by connecting rod 4 with dynamic contact mechanism 5, torsional spring slot 303 of the torsion spring 6 in linkage rotating shaft 3
Interior, one end props up circuit breaker handle 2, and the other end props up linkage rotating shaft 3, energy in circuit breaker handle 2 is counterclockwise hour hands rotation process
Enough compression torsion spring 6 drives linkage rotating shaft 3 to rotate counterclockwise；
The inner headed face of circuit breaker handle 2 is provided with first step 201, and periphery is provided with first boss 202, and link rotating shaft 3
Shaft 302 on stretch out second step 302a corresponding with first step 201, circuit breaker handle 2 can when rotating clockwise
Second step 302a is driven to rotate clockwise by first step 201, can be by first when circuit breaker handle 2 is rotated counterclockwise
Boss 202 promotes push rod 7 to rotate counterclockwise, and push rod 7 rotates counterclockwise armature 8 and rotates clockwise to promote dynamic contact mechanism 5
Interior snap close piece 501 is threaded off；
The shaft 302 of the linkage rotating shaft 3 is provided with second boss 302b, and shell 1 is provided with corresponding with second boss 302b
The 3rd boss 103, it is described linkage rotating shaft 3 rotate counterclockwise during the 3rd boss 103 can limit second boss 302b rows
Journey.
The push rod 7 can be rotated on shell 1.
The present invention operation principle be：During electrically operated device closed procedure, electrically operated device drives linkage to turn
Axle 3 is rotated clockwise, and linkage rotating shaft 3 is rotated clockwise by the transmission belt dynamic contact mechanism 5 of U-shaped connecting rod 4 makes breaker closing；Together
Shi Liandong rotating shafts 3 are rotated counterclockwise to closing position by spring 6 with fixed handle 2；During electrically operated device opening operation,
Electrically operated device promotes the circular hole 502a of the free tripping mechanism 502 on contact mechanism 5 to make the snap close piece on contact mechanism 5
501 thread off, and breaker disconnects；
During manual closing breaker operator, Manual operation handle 2 rotates clockwise handle 2, and handle 2 passes through First
Rank 201 promotes the second step 302a in linkage rotating shaft 3, rotates clockwise linkage rotating shaft 3, and linkage rotating shaft 3 passes through U-shaped connecting rod
4 transmission belt dynamic contact mechanisms 5, which are rotated clockwise, makes breaker closing.
In manual cut-off breaker operating process, operation handle 2 counterclockwise simultaneously drives linkage rotating shaft 3 by handle spring 6
Rotate counterclockwise, linkage rotating shaft 3 is rotated counterclockwise by U-shaped connecting rod 4 with dynamic contact mechanism 5, cut-off breaker；Circuit breaker handle
When being parked in centre position, manual closing breaker operator operation handle 2 clockwise, handle 2 is promoted by first step 201 and linked
Second step 302a in rotating shaft 3, rotates clockwise linkage rotating shaft 3, and linkage rotating shaft 3 passes through the transmission belt moving contact of U-shaped connecting rod 4
Mechanism 5, which is rotated clockwise, makes breaker closing.Second boss 302b fits with the 3rd boss 103 on shell 1 in linkage rotating shaft 3,
Limitation linkage rotating shaft 3 is rotated further, and handle 2 is with linkage rotating shaft 3 all in closure state.
When circuit breaker handle is parked in centre position, manual cut-off breaker operates hour hands operation handle 2 and with fixed handle bullet
Spring energy storage, when handle 2 rotates counterclockwise to a position, as shown in fig. 6, the first boss 202 on handle 2 promotes the inverse time of push rod 7
Pin is rotated, and push rod 7 rotates counterclockwise armature 8 and rotates clockwise to promote the snap close piece 501 in dynamic contact mechanism 5 to thread off, and is broken
Road device disconnects.
The present invention provides a kind of external small type circuit breaker operating mechanism of electric energy meter, circuit breaker handle is parked in optional position
When, it is manually operable circuit breaker handle and is closed or opening operation, breaker is clearly in closure or open position, improves
The security of breaker disjunction.
Structure, ratio, size depicted in the present embodiment institute accompanying drawings etc., only to coordinate in disclosed in specification
Hold, so that those skilled in the art is understood with reading, be not limited to enforceable qualifications of the invention, therefore do not have skill
Essential meaning in art, the modification of any structure, the change of proportionate relationship or the adjustment of size can be produced not influenceing the present invention
Under raw effect and the purpose that can reach, all should still it fall in the range of disclosed technology contents are obtained and can covered.
Meanwhile, cited such as " on ", " under ", "left", "right", " centre ", " clockwise ", the use of " counterclockwise " in this specification
Language, is merely convenient to understanding for narration, and is not used to limit enforceable scope of the invention, the change of its relativeness or tune
It is whole, under without essence change technology contents, when being also considered as enforceable category of the invention.
Claims (2)
1. a kind of small type circuit breaker operating mechanism, it includes shell (1), and circuit breaker handle (2) is in shell (1), and linkage turns
The axle portion (301) of axle (3) is in the installation axis hole (102) of shell (1), and circuit breaker handle (2) is sleeved on linkage rotating shaft (3)
Shaft (302), linkage rotating shaft (3) be connected by connecting rod (4) with dynamic contact mechanism (5), it is characterised in that：
Torsion spring (6) is in the torsional spring slot (303) in linkage rotating shaft (3), and one end props up circuit breaker handle (2), and the other end is propped up
Link rotating shaft (3), and circuit breaker handle (2) can compress torsion spring (6) in hour hands rotation processes counterclockwise and drive linkage rotating shaft (3) inverse
Hour hands are rotated；
Circuit breaker handle (2) inner headed face is provided with first step (201), and periphery is provided with first boss (202), linkage
Second step (302a) corresponding with first step (201), circuit breaker handle (2) are stretched out on the shaft (302) of rotating shaft (3)
By first step (201) second step (302a) can be driven to rotate clockwise when rotating clockwise, circuit breaker handle (2) is inverse
Hour hands can promote push rod (7) to rotate counterclockwise when rotating by first boss (202), and push rod (7) rotates counterclockwise armature (8)
Rotate clockwise to promote the snap close piece (501) in dynamic contact mechanism (5) to thread off；
The shaft (302) of the linkage rotating shaft (3) is provided with second boss (302b), and shell (1) is provided with and second boss
(302b) corresponding 3rd boss (103), the 3rd boss (103) can be limited during the linkage rotating shaft (3) rotates counterclockwise
Second boss (302b) stroke processed.
2. a kind of small type circuit breaker operating mechanism as claimed in claim 1, it is characterised in that：The push rod (7) is mounted in shell (1)
On can rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610558006.XA CN107230595B (en) | 2016-07-15 | 2016-07-15 | A kind of small type circuit breaker operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610558006.XA CN107230595B (en) | 2016-07-15 | 2016-07-15 | A kind of small type circuit breaker operating mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107230595A true CN107230595A (en) | 2017-10-03 |
| CN107230595B CN107230595B (en) | 2019-06-14 |
Family
ID=59932903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610558006.XA Active CN107230595B (en) | 2016-07-15 | 2016-07-15 | A kind of small type circuit breaker operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107230595B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0652778A (en) * | 1992-05-12 | 1994-02-25 | Fuji Electric Co Ltd | Circuit breaker |
| CN104576236A (en) * | 2015-01-30 | 2015-04-29 | 浙江天正电气股份有限公司 | Breaker clutch mechanism |
| CN104599914A (en) * | 2015-01-30 | 2015-05-06 | 浙江天正电气股份有限公司 | Mini-type circuit breaker |
| CN204391022U (en) * | 2015-02-15 | 2015-06-10 | 莫文艺 | There is the circuit breaker operation mechanism of integral handles structure |
| CN205911268U (en) * | 2016-07-15 | 2017-01-25 | 上海良信电器股份有限公司 | Miniature circuit breaker operating device |
-
2016
- 2016-07-15 CN CN201610558006.XA patent/CN107230595B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0652778A (en) * | 1992-05-12 | 1994-02-25 | Fuji Electric Co Ltd | Circuit breaker |
| CN104576236A (en) * | 2015-01-30 | 2015-04-29 | 浙江天正电气股份有限公司 | Breaker clutch mechanism |
| CN104599914A (en) * | 2015-01-30 | 2015-05-06 | 浙江天正电气股份有限公司 | Mini-type circuit breaker |
| CN204391022U (en) * | 2015-02-15 | 2015-06-10 | 莫文艺 | There is the circuit breaker operation mechanism of integral handles structure |
| CN205911268U (en) * | 2016-07-15 | 2017-01-25 | 上海良信电器股份有限公司 | Miniature circuit breaker operating device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107230595B (en) | 2019-06-14 |
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