CN105470060A - Spring operating mechanism and opening latch assembly thereof - Google Patents
Spring operating mechanism and opening latch assembly thereof Download PDFInfo
- Publication number
- CN105470060A CN105470060A CN201510950257.8A CN201510950257A CN105470060A CN 105470060 A CN105470060 A CN 105470060A CN 201510950257 A CN201510950257 A CN 201510950257A CN 105470060 A CN105470060 A CN 105470060A
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- CN
- China
- Prior art keywords
- separating brake
- sincere
- output shaft
- spring
- connecting lever
- 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
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
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- Braking Arrangements (AREA)
- Springs (AREA)
- Automatic Assembly (AREA)
Abstract
The present invention relates to a spring operating mechanism and an opening latch assembly thereof. The spring operating mechanism comprises the opening latch assembly, wherein the opening latch assembly comprises an output shaft crank arm that is arranged on a corresponding output shaft. The opening latch assembly further comprises an opening latch that works with the output shaft crank arm to limit an opening spring in a charged state and a return spring that is connected to the opening latch. The return spring is a compression spring. The return spring is in a compressed state, and no hook is formed on both ends of the return spring. Overall force on the return spring is relatively even, and the return spring is not liable to break.
Description
Technical field
The present invention relates to the spring operating mechanism technical field of circuit breaker, be specifically related to a kind of spring operating mechanism and the sincere sub-component of separating brake thereof.
Background technology
In circuit breaker, the realization dividing, close a floodgate of circuit breaker has been come by spring operating mechanism with maintenance.Spring operating mechanism comprises tripping spring and the sincere sub-component of separating brake.As depicted in figs. 1 and 2, the sincere sub-component of separating brake comprises output shaft connecting lever 1, rotates the separating brake sincere sub 2 and the back-moving spring spacing to the sincere son of separating brake that are assemblied on output shaft connecting lever 1 the sincere sub-component of existing separating brake.The tripping spring of breaker body has energy storage holding position and release holding position.When mechanism is in closing position, the roller block separating brake sincere sub 2 on separating brake buckle, separating brake sincere sub 2 can not move, and now tripping spring is in energy storage holding position; When separating brake semiaxis is threaded off, the roller release separating brake sincere sub 2 on separating brake buckle, at the end of breaker open operation, now tripping spring is in release holding position; Back-moving spring is extension spring 9.The sincere sub-component of separating brake also comprises the position limiting structure for limiting sincere sub 2 rotational limitation of separating brake, and position limiting structure comprises the spring pivot 4 be located on separating brake sincere sub 2 and the spacing hole 5 coordinated with spring pivot 4 be located on output shaft connecting lever 1.Output shaft connecting lever 1 is provided with pin-and-hole, is provided with bearing pin 10 in pin-and-hole, and the two ends of extension spring 9 are provided with round hook, and one end of extension spring is hooked on spring pivot 5, and the other end is hooked on bearing pin 10.But the sincere sub-component of existing separating brake exists following problem: on the one hand, and extension spring will keep extended state, the easy stress in round hook place at extension spring two ends is concentrated and ruptures; On the other hand, an end hook of extension spring is on spring pivot, and extension spring can apply radial forces to spring pivot thus make spring pivot radial contraction and deviate from corresponding spring pivot installing hole.
Summary of the invention
The sincere sub-component of a kind of separating brake is the object of the present invention is to provide to concentrate with the two ends stress solving back-moving spring and the technical problem damaged.The present invention also aims to provide a kind of spring operating mechanism.
The technical scheme of the sincere sub-component of separating brake of the present invention: the sincere sub-component of a kind of separating brake, comprise the output shaft connecting lever for being arranged on corresponding output shaft, also comprising the sincere son of separating brake tripping spring being limited in energy storage state for coordinating with output shaft connecting lever and the back-moving spring be connected with the sincere son of separating brake, it is characterized in that: back-moving spring is stage clip.
The sincere son of separating brake rotates and is assemblied on output shaft connecting lever, the pivot center of the sincere son of separating brake parallels with the pivot center of output shaft connecting lever, the sincere attached bag of separating brake draws together the first mutually arranged in a crossed manner and connected linking arm and the second linking arm, one end of back-moving spring peaks on the second linking arm, the other end peaks on output shaft connecting lever, first linking arm be provided with for spring pivot is installed and the elasticity pin-and-hole that axis is parallel with the sincere sub-pivot center of separating brake, the sincere sub-component of separating brake also comprises the position limiting structure for limiting the sincere sub-rotational limitation of separating brake, position limiting structure comprises the spring pivot be located in elasticity pin-and-hole and the spacing hole be located on output shaft connecting lever, spring pivot is arranged in spacing hole, spacing hole has the free gap for making the sincere son of separating brake rotate in the circumference centered by the pivot center of the sincere son of separating brake.
The sincere sub-component of the separating brake hinging pin shaft also comprised in the pin-and-hole by being located at output shaft connecting lever is articulated with the fairlead for back-moving spring guiding on output shaft connecting lever.
The upper end of back-moving spring to be located in fairlead and to be peaked on hinging pin shaft, and the lower end of back-moving spring peaks on the sincere son of separating brake, and the sincere son of separating brake is provided with and is arranged in back-moving spring and for limiting the pillar that back-moving spring lower end edge moves radially.
The technical scheme of spring operating mechanism of the present invention: a kind of spring operating mechanism, comprise the sincere sub-component of separating brake, the sincere sub-component of separating brake comprises the output shaft connecting lever for being arranged on corresponding output shaft, also comprising the sincere son of separating brake tripping spring being limited in energy storage state for coordinating with output shaft connecting lever and the back-moving spring be connected with the sincere son of separating brake, it is characterized in that: back-moving spring is stage clip.
The sincere son of separating brake rotates and is assemblied on output shaft connecting lever, the pivot center of the sincere son of separating brake parallels with the pivot center of output shaft connecting lever, the sincere attached bag of separating brake draws together the first mutually arranged in a crossed manner and connected linking arm and the second linking arm, one end of back-moving spring peaks on the second linking arm, the other end peaks on output shaft connecting lever, first linking arm be provided with for spring pivot is installed and the elasticity pin-and-hole that axis is parallel with the sincere sub-pivot center of separating brake, the sincere sub-component of separating brake also comprises the position limiting structure for limiting the sincere sub-rotational limitation of separating brake, position limiting structure comprises the spring pivot be located in elasticity pin-and-hole and the spacing hole be located on output shaft connecting lever, spring pivot is arranged in spacing hole, spacing hole has the free gap for making the sincere son of separating brake rotate in the circumference centered by the pivot center of the sincere son of separating brake.
The sincere sub-component of the separating brake hinging pin shaft also comprised in the pin-and-hole by being located at output shaft connecting lever is articulated with the fairlead for back-moving spring guiding on output shaft connecting lever.
The upper end of back-moving spring to be located in fairlead and to be peaked on hinging pin shaft, and the lower end of back-moving spring peaks on the sincere son of separating brake, and the sincere son of separating brake is provided with and is arranged in back-moving spring and for limiting the pillar that back-moving spring lower end edge moves radially.
Usefulness of the present invention: in the present invention, back-moving spring is stage clip, and back-moving spring is in compressive state, the two ends of back-moving spring are not linked up with, and back-moving spring is overall stressed comparatively even, and back-moving spring is easy fracture not.
Further, be separate for the position limiting structure that limits the carrying out of the sincere sub-rotational limitation of separating brake and back-moving spring, spring pivot can not be subject to the radial forces of back-moving spring to spring pivot, and therefore spring pivot can not be deviate from corresponding spring pivot installing hole.
Further, fairlead is pin joint bearing pin in the pin-and-hole by being located at output shaft connecting lever in the prior art and is hinged on output shaft connecting lever, and therefore the installation of fairlead does not change the structure of original output shaft connecting lever.
Accompanying drawing explanation
Fig. 1 is the structural representation of the sincere sub-component of separating brake in prior art;
Fig. 2 is the structural representation of extension spring in prior art;
Fig. 3 is the structural representation of the sincere sub-component of separating brake in the embodiment of spring operating mechanism in the present invention;
Fig. 4 is the structural representation of stage clip in the embodiment of spring operating mechanism in the present invention.
In figure: 1, output shaft connecting lever; 2, the sincere son of separating brake; 3, stage clip; 4, spring pivot; 5, spacing hole; 6, fairlead; 7, hinging pin shaft; 8, pillar; 9, extension spring; 10, bearing pin; 11, the first linking arm; 12, the second linking arm; 13, plane.
Embodiment
In the present invention, the embodiment of spring operating mechanism as shown in Figures 3 and 4.Spring operating mechanism comprises the output shaft connecting lever 1 for being arranged on corresponding output shaft, also comprise for coordinating with output shaft connecting lever 1 and tripping spring be limited in the separating brake sincere sub 2 of energy storage state and sub 2 back-moving springs that are connected sincere with separating brake, back-moving spring is stage clip 3, separating brake sincere sub 2 rotates and is assemblied on output shaft connecting lever 1, the sincere pivot center of sub 2 of separating brake parallels with the pivot center of output shaft connecting lever 1, back-moving spring is mounted between output shaft connecting lever 1 and separating brake sincere sub 2, separating brake sincere sub 2 comprises the first mutually arranged in a crossed manner and connected linking arm 11 and the second linking arm 12, one end of back-moving spring peaks on the second linking arm 12, the other end peaks on output shaft connecting lever 1, first linking arm 11 be provided with for spring pivot 4 is installed and the elasticity pin-and-hole that axis is parallel with sincere sub 2 pivot centers of separating brake, the sincere sub-component of separating brake also comprises the position limiting structure for limiting sincere sub 2 rotational limitation of separating brake, position limiting structure comprises the spring pivot 4 be located in elasticity pin-and-hole and the spacing hole 5 be located on output shaft connecting lever 1, spring pivot 4 is arranged in spacing hole 5, spacing hole 5 has the free gap for making separating brake sincere sub 2 rotate in the circumference centered by the sincere pivot center of sub 2 of separating brake.The sincere sub-component of the separating brake hinging pin shaft 7 also comprised in the pin-and-hole by being located at output shaft connecting lever 1 is articulated with the fairlead 6 for back-moving spring guiding on output shaft connecting lever 1.The upper end of back-moving spring to be located in fairlead 6 and to be peaked on hinging pin shaft 7, and the lower end of back-moving spring peaks on separating brake sincere sub 2, and separating brake sincere sub 2 is provided with and is arranged in back-moving spring and for limiting the pillar 8 that back-moving spring lower end edge moves radially.Hinging pin shaft 7 is elastic cylindrical pin.Second linking arm 12 is provided with the plane 13 of establishing for back-moving spring top.
In the present invention, in the structure of embodiment of the sincere sub-component of separating brake and the embodiment of spring operating mechanism, the structure of the sincere sub-component of separating brake is identical, no longer repeats at this.
Claims (8)
1. the sincere sub-component of separating brake, comprise the output shaft connecting lever for being arranged on corresponding output shaft, also comprising the sincere son of separating brake tripping spring being limited in energy storage state for coordinating with output shaft connecting lever and the back-moving spring be connected with the sincere son of separating brake, it is characterized in that: back-moving spring is stage clip.
2. the sincere sub-component of separating brake according to claim 1, it is characterized in that: the sincere son of separating brake rotates and is assemblied on output shaft connecting lever, the pivot center of the sincere son of separating brake parallels with the pivot center of output shaft connecting lever, the sincere attached bag of separating brake draws together the first mutually arranged in a crossed manner and connected linking arm and the second linking arm, one end of back-moving spring peaks on the second linking arm, the other end peaks on output shaft connecting lever, first linking arm be provided with for spring pivot is installed and the elasticity pin-and-hole that axis is parallel with the sincere sub-pivot center of separating brake, the sincere sub-component of separating brake also comprises the position limiting structure for limiting the sincere sub-rotational limitation of separating brake, position limiting structure comprises the spring pivot be located in elasticity pin-and-hole and the spacing hole be located on output shaft connecting lever, spring pivot is arranged in spacing hole, spacing hole has the free gap for making the sincere son of separating brake rotate in the circumference centered by the pivot center of the sincere son of separating brake.
3. the sincere sub-component of separating brake according to claim 1 and 2, is characterized in that: the sincere sub-component of the separating brake hinging pin shaft also comprised in the pin-and-hole by being located at output shaft connecting lever is articulated with the fairlead for back-moving spring guiding on output shaft connecting lever.
4. the sincere sub-component of separating brake according to claim 3, it is characterized in that: the upper end of back-moving spring to be located in fairlead and to be peaked on hinging pin shaft, the lower end of back-moving spring peaks on the sincere son of separating brake, and the sincere son of separating brake is provided with and is arranged in back-moving spring and for limiting the pillar that back-moving spring lower end edge moves radially.
5. a spring operating mechanism, comprise the sincere sub-component of separating brake, the sincere sub-component of separating brake comprises the output shaft connecting lever for being arranged on corresponding output shaft, also comprising the sincere son of separating brake tripping spring being limited in energy storage state for coordinating with output shaft connecting lever and the back-moving spring be connected with the sincere son of separating brake, it is characterized in that: back-moving spring is stage clip.
6. spring operating mechanism according to claim 5, it is characterized in that: the sincere son of separating brake rotates and is assemblied on output shaft connecting lever, the pivot center of the sincere son of separating brake parallels with the pivot center of output shaft connecting lever, the sincere attached bag of separating brake draws together the first mutually arranged in a crossed manner and connected linking arm and the second linking arm, one end of back-moving spring peaks on the second linking arm, the other end peaks on output shaft connecting lever, first linking arm be provided with for spring pivot is installed and the elasticity pin-and-hole that axis is parallel with the sincere sub-pivot center of separating brake, the sincere sub-component of separating brake also comprises the position limiting structure for limiting the sincere sub-rotational limitation of separating brake, position limiting structure comprises the spring pivot be located in elasticity pin-and-hole and the spacing hole be located on output shaft connecting lever, spring pivot is arranged in spacing hole, spacing hole has the free gap for making the sincere son of separating brake rotate in the circumference centered by the pivot center of the sincere son of separating brake.
7. the spring operating mechanism according to claim 5 or 6, is characterized in that: the sincere sub-component of the separating brake hinging pin shaft also comprised in the pin-and-hole by being located at output shaft connecting lever is articulated with the fairlead for back-moving spring guiding on output shaft connecting lever.
8. spring operating mechanism according to claim 7, it is characterized in that: the upper end of back-moving spring to be located in fairlead and to be peaked on hinging pin shaft, the lower end of back-moving spring peaks on the sincere son of separating brake, and the sincere son of separating brake is provided with and is arranged in back-moving spring and for limiting the pillar that back-moving spring lower end edge moves radially.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510950257.8A CN105470060B (en) | 2015-12-18 | 2015-12-18 | A kind of spring operating mechanism and its sincere sub-component of separating brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510950257.8A CN105470060B (en) | 2015-12-18 | 2015-12-18 | A kind of spring operating mechanism and its sincere sub-component of separating brake |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105470060A true CN105470060A (en) | 2016-04-06 |
| CN105470060B CN105470060B (en) | 2017-11-28 |
Family
ID=55607652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510950257.8A Active CN105470060B (en) | 2015-12-18 | 2015-12-18 | A kind of spring operating mechanism and its sincere sub-component of separating brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105470060B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2348476Y (en) * | 1998-11-30 | 1999-11-10 | 余姚市高压电器开关厂 | Tripper of spring operating mechanism |
| JP2003007175A (en) * | 2001-06-20 | 2003-01-10 | Daihen Corp | Operating apparatus for switchgear |
| CN2574202Y (en) * | 2002-09-26 | 2003-09-17 | 北京北开电气股份有限公司 | Output toggle arm for manipulating mechanism of circuit breaker |
| CN205335198U (en) * | 2015-12-18 | 2016-06-22 | 天津平高智能电气有限公司 | Spring operating mechanism and sincere subunit spare of separating brake thereof |
-
2015
- 2015-12-18 CN CN201510950257.8A patent/CN105470060B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2348476Y (en) * | 1998-11-30 | 1999-11-10 | 余姚市高压电器开关厂 | Tripper of spring operating mechanism |
| JP2003007175A (en) * | 2001-06-20 | 2003-01-10 | Daihen Corp | Operating apparatus for switchgear |
| CN2574202Y (en) * | 2002-09-26 | 2003-09-17 | 北京北开电气股份有限公司 | Output toggle arm for manipulating mechanism of circuit breaker |
| CN205335198U (en) * | 2015-12-18 | 2016-06-22 | 天津平高智能电气有限公司 | Spring operating mechanism and sincere subunit spare of separating brake thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105470060B (en) | 2017-11-28 |
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