CN102737870A - Circuit breaker operation mechanism - Google Patents
Circuit breaker operation mechanism Download PDFInfo
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- CN102737870A CN102737870A CN2012102209652A CN201210220965A CN102737870A CN 102737870 A CN102737870 A CN 102737870A CN 2012102209652 A CN2012102209652 A CN 2012102209652A CN 201210220965 A CN201210220965 A CN 201210220965A CN 102737870 A CN102737870 A CN 102737870A
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Abstract
The invention discloses a circuit breaker operation mechanism which comprises a mechanism chassis; a mechanism body crank arm and an output crank arm are rotationally assembled on the mechanism chassis; the mechanism body crank arm forms a plane four-link mechanism with the output crank arm through a connecting rod with an adjustable axial length; one end of the connecting rod is hinged with the mechanism body crank arm, and the other end of the connecting rod is hinged with the output crank arm; one end of the connecting rod which is hinged with the output crank arm is detachably hinged with the free end of the output crank arm; and a mechanism output shaft is detachably and fixedly connected onto the driving end of the output crank arm. The rotation angle of the mechanism output shaft can be adjusted by adjusting the length of the connecting rod and replacing the output crank arm with the appropriate length, so that the matching problem of the operation mechanism and circuit breakers with different input angles when the operation mechanism is preposed, i.e. the operation mechanism is in shaft-to-shaft connection with the circuit breakers.
Description
Technical field
The invention belongs to the primary cut-out technical field, be specifically related to a kind of breaker operation mechanism.
Background technology
In the primary cut-out technical field; When operating mechanism preposition; Be that operating mechanism and circuit breaker adopt axle to be connected by shaft; The time, then need mechanism's output shaft of operating mechanism be rigidly fixed with the circuit breaker power shaft and be connected, the input angle of circuit breaker is by the rotational angle decision of mechanism's output shaft of operating mechanism like this.But because different circuit breakers are that the rotational angle of mechanism's output shaft has certain requirement to the output angle of operating mechanism; Therefore the problem that the output angle that solves operating mechanism with regard to needs and the input angle of different circuit breakers are complementary is so that the output angle of operating mechanism satisfies the instructions for use of circuit breaker.
Summary of the invention
The object of the present invention is to provide a kind of breaker operation mechanism, with the output angle of operating mechanism in the solution prior art and the problem that the input angle of different circuit breakers is complementary.
For realizing above-mentioned purpose; Breaker operation mechanism provided by the present invention adopts following technical scheme: a kind of breaker operation mechanism; Comprise mechanism chassis; Be rotatably equipped with body connecting lever and output toggle arm on this mechanism chassis, described body connecting lever is through adjustable connecting rod of axial length and output toggle arm formation lanar four rod mechanism, and an end and the body connecting lever of said connecting rod is hinged, the other end and output toggle arm are hinged; On the connecting rod with removable hinged of the free end of hinged end of output toggle arm and output toggle arm, the removable mechanism's output shaft that is fixedly connected with on the drive end of said output toggle arm.
Described operating mechanism also comprises the bearing that is fixedly mounted on the mechanism chassis; Said output toggle arm is removable to be installed on the bearing; On mechanism's output shaft, be respectively fitted with block bearing in the both sides of output toggle arm vertically, said mechanism output shaft rotates through described two block bearings and is assemblied on the described bearing.
Described connecting rod comprises that axial two ends are respectively arranged with the opposite externally threaded con-rod only of rotation direction; Joint that the body connecting lever that is threaded respectively at the two ends of con-rod only is hinged and the bracket hinged with output toggle arm are equipped with and are used for after length of connecting rod adjustment, joint and bracket being separately fixed at the clamp nut on the con-rod only going back spiral on the con-rod only.
The invention has the beneficial effects as follows: the adjustable length of the connecting rod in the breaker operation mechanism provided by the present invention; And output toggle arm is removable; Through the length of adjusting connecting rod and the output toggle arm of changing moderate length; Can adjust the rotational angle of mechanism's output shaft of operating mechanism mechanism, thereby solve operating mechanism when preposition, the problem that a kind of operating mechanism and the circuit breaker of different rotational angles are complementary.The present invention is simple in structure, realizes the output angle scalable of operating mechanism, satisfies the output requirement of different angles.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of breaker operation mechanism provided by the present invention;
Fig. 2 is the structural representation of connecting rod among Fig. 1;
Fig. 3 is the structural representation of bearing part among Fig. 1;
Shown in Figure 4 is the user mode sketch map of breaker operation mechanism shown in Figure 1;
Fig. 5 is the vertical view of Fig. 4.
Embodiment
Like Fig. 1, Fig. 2, shown in Figure 3; A kind of embodiment of breaker operation mechanism; Breaker operation mechanism among this embodiment comprises mechanism chassis 10; Be rotatably equipped with body connecting lever 1 on this mechanism chassis 10; Be installed with bearing 6 on the mechanism chassis 10; On bearing 6, be rotatably equipped with mechanism's output shaft 7, this mechanism's output shaft 7 is driven by the removable output toggle arm 3 that is installed on the bearing 6, and said body connecting lever 1 is in transmission connection with output toggle arm 3 through the adjustable connecting rod 2 of axial length; Body connecting lever 1 constitutes lanar four rod mechanism through the adjustable connecting rod 2 of axial length with output toggle arm 3; The connecting rod 2 here comprises that axial two ends are respectively arranged with the opposite externally threaded con-rod only 21 of rotation direction, and be threaded respectively at the two ends of con-rod only 21 joint 22 and bracket 23 are equipped with and are used for after the length of connecting rod adjustment, joint and bracket being separately fixed at clamp nut 24 and clamp nut 26 on the con-rod only going back spiral on the con-rod only 21; Between clamp nut 24 and joint 22, be equipped with and be used for locking spring washer 25; Between fastening bolt 26 and bracket 23, be equipped with and be used for locking spring washer 27, removable hinged of the free end of the bracket 23 of the joint 22 of connecting rod 2 one ends, the other end hinged and output toggle arm 3 here, the removable mechanism's output shaft 7 that is fixedly connected with on the drive end of said output toggle arm 3 with the free end of body connecting lever 1.In the present embodiment, on mechanism's output shaft 7, be respectively fitted with block bearing 8 in the both sides of output toggle arm 3 vertically, said mechanism output shaft 7 rotates through two block bearings 8 and is assemblied on the said bearing 6.
In the foregoing description, when needs adjustment connecting rod 2 axial lengths, at first unscrew clamp nut 24 and 26; The pivot link body 21 then, and at this moment, con-rod only 21 screws in simultaneously or screws out in bracket 23 and the joint 22; Thereby realize adjustment to the connecting rod axial length; After adjustment is accomplished, screw again clamp nut 24 and 26, thereby stationary links length.
In the foregoing description, on bearing 6, adopt the double base bearing arrangement, thereby reduce or avoid mechanism's output shaft to receive moment of flexure, improved transmission efficiency.
During use, like Fig. 4, shown in Figure 5, mechanism's output shaft 7 of breaker operation mechanism is in transmission connection through the power input shaft of positive coupling 9 with the switching mechanism 10 of operating mechanism.And circuit breaker actuating structure is when body connecting lever 1 and output toggle arm 3 are parallel; Output toggle arm 3 through adjustment connecting rod 2 length and replacing different length; The rotational angle of the output toggle arm 3 of adjustment operating mechanism, thus realize the problem that a kind of operating mechanism and the circuit breaker of different rotational angles are complementary.
With 60 ° of body connecting lever output angles; The center of rotation of the output toggle arm of body connecting lever center of rotation and operating mechanism is apart from 300mm; The body connecting lever is long to be 130.5mm, and the output angle that requires operating mechanism is that the rotational angle of output toggle arm is 80 °, can know through calculating; Length of connecting rod is required to be 302.07mm, and required output toggle arm length is 101.5mm.According to the above-mentioned number adjustment length of connecting rod that calculates, and change output toggle arm, can be just the rotational angle of the output toggle arm of operating mechanism be adjusted into 80 °, solve the problem that the circuit breaker of this operating mechanism and 80 ° of rotational angles is complementary.
With 60 ° of body connecting lever output angles; The center of rotation of the output toggle arm of body connecting lever center of rotation and operating mechanism is apart from 300mm; The body connecting lever is long to be 130.5mm, and the output angle that requires operating mechanism is that the rotational angle of output toggle arm is 100 °, can know through calculating; Length of connecting rod is required to be 306.49-306.76mm, and required output toggle arm length is 85mm.According to the above-mentioned number adjustment length of connecting rod that calculates, and change output toggle arm, can be just the rotational angle of the output toggle arm of operating mechanism be adjusted into 100 °, solve the problem that the circuit breaker of this operating mechanism and 100 ° of rotational angles is complementary.
Claims (3)
1. breaker operation mechanism; Comprise mechanism chassis; Be rotatably equipped with body connecting lever and output toggle arm on this mechanism chassis; It is characterized in that: described body connecting lever constitutes lanar four rod mechanism through axial length adjustable connecting rod and output toggle arm; One end and the body connecting lever of said connecting rod is hinged, the other end and output toggle arm are hinged, on the connecting rod with removable hinged of the free end of hinged end of output toggle arm and output toggle arm, the removable mechanism's output shaft that is fixedly connected with on the drive end of said output toggle arm.
2. breaker operation mechanism according to claim 1; It is characterized in that: described operating mechanism also comprises the bearing that is fixedly mounted on the mechanism chassis; Said output toggle arm is removable to be installed on the bearing; On mechanism's output shaft, be respectively fitted with block bearing in the both sides of output toggle arm vertically, said mechanism output shaft rotates through described two block bearings and is assemblied on the described bearing.
3. breaker operation mechanism according to claim 1 and 2; It is characterized in that: described connecting rod comprises that axial two ends are respectively arranged with the opposite externally threaded con-rod only of rotation direction; Be threaded respectively at the two ends of con-rod only and hinged joint of body connecting lever and the bracket hinged, be equipped with and be used for after the length of connecting rod adjustment, joint and bracket being separately fixed at the clamp nut on the con-rod only going back spiral on the con-rod only with output toggle arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102209652A CN102737870A (en) | 2012-06-29 | 2012-06-29 | Circuit breaker operation mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102209652A CN102737870A (en) | 2012-06-29 | 2012-06-29 | Circuit breaker operation mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102737870A true CN102737870A (en) | 2012-10-17 |
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ID=46993171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102209652A Pending CN102737870A (en) | 2012-06-29 | 2012-06-29 | Circuit breaker operation mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102737870A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2843679B1 (en) * | 2013-08-29 | 2018-02-28 | LSIS Co., Ltd. | Ring main unit circuit breaker equipped with contact force controller |
| CN108022768A (en) * | 2017-11-10 | 2018-05-11 | 平高集团有限公司 | A kind of device for switching |
| CN109564834A (en) * | 2016-08-19 | 2019-04-02 | 通用电器技术有限公司 | The method of drive rod and manufacture drive rod |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201268785Y (en) * | 2008-09-20 | 2009-07-08 | 魏桥纺织股份有限公司 | Transmission shaft apparatus of sizing-dyeing machine head |
| CN201655649U (en) * | 2010-05-13 | 2010-11-24 | 山东泰开高压开关有限公司 | Transmission device of GIS circuit breaker operation mechanism |
| CN201804783U (en) * | 2010-06-28 | 2011-04-20 | 江苏中兴创元高压电气有限公司 | Three-phase interlock type sulfur hexafluoride porcelain pole circuit breaker |
| CN202258979U (en) * | 2011-09-21 | 2012-05-30 | 保定天威恒通电气有限公司 | Transmission connection rod for high-voltage isolating switch transmission mechanism |
-
2012
- 2012-06-29 CN CN2012102209652A patent/CN102737870A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201268785Y (en) * | 2008-09-20 | 2009-07-08 | 魏桥纺织股份有限公司 | Transmission shaft apparatus of sizing-dyeing machine head |
| CN201655649U (en) * | 2010-05-13 | 2010-11-24 | 山东泰开高压开关有限公司 | Transmission device of GIS circuit breaker operation mechanism |
| CN201804783U (en) * | 2010-06-28 | 2011-04-20 | 江苏中兴创元高压电气有限公司 | Three-phase interlock type sulfur hexafluoride porcelain pole circuit breaker |
| CN202258979U (en) * | 2011-09-21 | 2012-05-30 | 保定天威恒通电气有限公司 | Transmission connection rod for high-voltage isolating switch transmission mechanism |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2843679B1 (en) * | 2013-08-29 | 2018-02-28 | LSIS Co., Ltd. | Ring main unit circuit breaker equipped with contact force controller |
| CN109564834A (en) * | 2016-08-19 | 2019-04-02 | 通用电器技术有限公司 | The method of drive rod and manufacture drive rod |
| CN109564834B (en) * | 2016-08-19 | 2020-10-27 | 通用电器技术有限公司 | Drive rod and method for producing a drive rod |
| CN108022768A (en) * | 2017-11-10 | 2018-05-11 | 平高集团有限公司 | A kind of device for switching |
| CN108022768B (en) * | 2017-11-10 | 2019-11-08 | 平高集团有限公司 | A kind of device for switching |
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Application publication date: 20121017 |