CN109300733B - Spring-operated brake separating mechanism - Google Patents
Spring-operated brake separating mechanism Download PDFInfo
- Publication number
- CN109300733B CN109300733B CN201811187238.4A CN201811187238A CN109300733B CN 109300733 B CN109300733 B CN 109300733B CN 201811187238 A CN201811187238 A CN 201811187238A CN 109300733 B CN109300733 B CN 109300733B
- Authority
- CN
- China
- Prior art keywords
- spring
- brake separating
- crank arm
- inner crank
- pawl
- 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.)
- Active
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 32
- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005381 potential energy Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 1
Abstract
The invention discloses a spring-operated brake separating mechanism, which comprises two left wall plates and right wall plates which are arranged in parallel, wherein a supporting block A, a supporting block B, a brake separating spring cylinder, a spring cylinder flange and a connecting plate are fixed between the left wall plate and the right wall plate through bolts, an output shaft penetrates through the left wall plate and the right wall plate, the output shaft is connected with a transmission shaft in a transmission manner, an output inner crank arm is fixedly arranged on the transmission shaft, the output inner crank arm is linked with the transmission inner crank arm, a connecting plate is arranged between the output inner crank arm and the transmission inner crank arm, a brake separating spring is sleeved outside the brake separating spring cylinder, a brake separating spring washer is tightly attached to the left end of the brake separating spring, a brake separating spring seat penetrating through the brake separating spring cylinder is tightly attached to the right side of a spring backing plate, a brake separating spring pull rod is connected to the output inner crank arm through a shaft pin, and the other end of the brake separating spring pull rod penetrates through a center hole of the brake separating spring seat and is fixedly provided with a centering pad through a nut.
Description
Technical Field
The invention relates to the field of spring operation mechanisms, in particular to a spring operation brake separating mechanism.
Background
The spring operating mechanism is an important device in the field of high-voltage power transmission and transformation, is an important component of a high-voltage circuit breaker, and the opening operation of the high-voltage circuit breaker is realized through the operating mechanism.
The problem of low output power of a spring operating mechanism applied to an extra-high voltage circuit breaker generally exists at present. Because the transmission structure efficiency is lower, the breaking time of the breaker is long, the characteristics are unstable, and the reliability of the high-voltage breaker is reduced. The existing spring operating mechanism cannot meet the requirements of a national power system, with the continuous increase of the system capacity and the continuous increase of the transmission voltage, the improvement of the circuit breaker technology, and the national power grid needs a spring operating brake separating mechanism with stability and high output power.
Disclosure of Invention
The invention provides a spring-operated brake separating mechanism, which can solve the problems in the prior art.
The invention provides a spring-operated brake separating mechanism, which comprises two left wall plates and right wall plates which are arranged in parallel, wherein a supporting block A, a supporting block B, a brake separating spring cylinder, a spring cylinder flange and a connecting plate are fixed between the left wall plate and the right wall plate through bolts; the guide block is fixed on the crank arm large roller through bolts, the crank arm small roller is arranged on the output outer crank arm in a penetrating manner through a shaft pin, the crank arm large roller is arranged on the crank arm large roller through a shaft pin in a penetrating manner, the fixed seat B is fixed on the outer side of the left wallboard through bolts and positioned at the middle position of the left wallboard, the main brake separating pawl is fixed between the fixed seat B and the left wallboard through a shaft pin D, the left end of the auxiliary brake separating pawl is fixed at the right end of the main brake separating pawl through a shaft pin C, the right end of the auxiliary brake separating pawl is attached to the guide block under the action of the torsion spring C, the main brake separating pawl roller is arranged on the right end of the main brake separating pawl through a shaft in a penetrating manner, the brake separating pawl roller is arranged on the outer side of the left wallboard in a penetrating manner, and the brake separating pawl tripping pawl is arranged on the left side of the left wallboard in a penetrating manner; the brake separating electromagnet is fixed on the outer side of the left wall plate and is arranged on the left side of the brake separating tripping pawl and the upper side of the main brake separating pawl.
Preferably, the opening spring seat adjusts and compresses the compression amount of the opening spring through the opening spring pull rod.
Preferably, the output shaft is located at the upper left of the transmission shaft, and the transmission inner crank arm is installed on the transmission shaft and located at the middle position of the left wall plate and the right wall plate.
Preferably, two ends of the connecting plate are respectively connected with the output inner crank arm and the transmission inner crank arm by a shaft pin A and a shaft pin B, so that the output inner crank arm and the transmission inner crank arm are linked.
According to the spring-operated brake separating mechanism provided by the invention, the output shaft drives the output inner crank arm to rotate so as to drive the brake separating spring pull rod and the brake separating spring seat to move, and finally the brake separating spring can be compressed; otherwise, the opening spring releases energy to drive the output shaft and the output inner crank arm to rotate. The brake separating electromagnet is electrified to push the brake separating tripping pawl to rotate and separate from the brake separating pawl roller, the brake separating pawl is separated from the main brake separating pawl roller, the main brake separating pawl and the auxiliary brake separating pawl are pushed away by the small crank arm roller, the potential energy of the brake separating spring is released, and the brake separating action is completed by the rotation of the outer crank arm, the output shaft and the inner crank arm.
Drawings
FIG. 1 is a schematic diagram of a spring operated brake release mechanism according to the present invention;
FIG. 2 is a schematic cross-sectional view of a spring operated brake release mechanism according to the present invention;
FIG. 3 is a schematic diagram of a right-hand structure of a spring operated brake release mechanism according to the present invention;
fig. 4 is a schematic diagram of a left-hand structure of a spring-operated brake release mechanism according to the present invention.
Detailed Description
One embodiment of the present invention will be described in detail below with reference to the attached drawings, but it should be understood that the scope of the present invention is not limited by the embodiment.
As shown in fig. 1 to 4, the spring operated brake separating mechanism provided by the embodiment of the invention comprises two left wall plates 15 and right wall plates 42 which are arranged in parallel, wherein a supporting block A1, a supporting block B2, a first brake separating spring cylinder 3, a spring cylinder flange 14 and a connecting plate 18 are fixed between the left wall plate 15 and the right wall plates 42 through bolts, an output shaft 32 penetrates through the left wall plate 15 and the right wall plate 42, the output shaft 32 is in transmission connection with a transmission shaft 27, an output inner crank arm 34 is mounted and fixed on the transmission shaft 27, the output inner crank arm 34 is in linkage with a transmission inner crank arm 30, a connecting plate 31 is arranged between the output inner crank arm 34 and the transmission inner crank arm 30, the first brake separating spring cylinder 3 is horizontally arranged at the upper part between the left wall plate 15 and the right wall plate 42 and is fixed through bolts, a spring cylinder flange 14 penetrates through the first brake separating spring cylinder 3 and is arranged at the right end of the first brake separating spring cylinder, a brake separating spring 6 is sleeved outside the first brake separating spring cylinder 3, a brake separating spring seat 6 penetrates through a spring seat 6 is tightly arranged at the left end of the first brake separating spring cylinder 6, a roller seat 6 penetrates through a spring seat 11 and is tightly arranged at the second end of the second end 6, a spring seat 11 penetrates through a spring seat 11 and is tightly attached to the output plate 12, a spring seat 12 penetrates through the second end 6 is tightly attached to the output spring seat 11, and is tightly attached to the output spring seat 6, and is tightly attached to the output spring seat 12, and is tightly attached to the output seat 12; the guide block 61 is fixed on the crank arm big roller 62 by bolts, the crank arm small roller 67 is penetrated on the output outer crank arm 62 by a shaft pin, the crank arm big roller 64 is penetrated on the crank arm big roller 62 by a shaft pin, the fixed seat B53 is fixed on the outer side of the left wall plate 15 by bolts and positioned at the middle position of the left wall plate 15, the main brake release pawl 69 is fixed between the fixed seat B53 and the left wall plate 15 by a shaft pin D70, the left end of the auxiliary brake release pawl 60 is fixed on the right end of the main brake release pawl 69 by a shaft pin C68, the right end of the auxiliary brake release pawl 60 is jointed with the guide block 61 under the action of a torsion spring C59, the main brake release pawl roller 58 is fixed on the right end of the main brake release pawl 69 by a shaft, the brake release pawl 57 is penetrated on the outer side of the left wall plate 15 by a shaft pin 56, and the brake release pawl 55 is penetrated on the outer side of the left wall plate 15 by a shaft; the opening electromagnet 54 is fixed on the outer side of the left wall plate 15 and is arranged on the left main opening latch 69 of the opening and tripping latch 55.
The opening spring seat 11 adjusts the compression amount of the opening spring 6 through the opening spring pull rod 8.
The output shaft 32 is located at the upper left of the transmission shaft 27, and the transmission inner crank arm 30 is mounted on the transmission shaft 27 and is located at the middle position of the left wall plate 15 and the right wall plate 42.
The two ends of the connecting plate 31 are respectively connected with the output inner crank arm 34 and the transmission inner crank arm 30 by a shaft pin A29 and a shaft pin B33, so that the output inner crank arm 34 and the transmission inner crank arm 30 are linked.
Working principle: the spring operates the brake separating mechanism, the output shaft 32 drives the output inner crank arm 34 to rotate so as to drive the brake separating spring pull rod 8 and the brake separating spring seat 11 to move, and finally the brake separating spring 6 can be compressed; conversely, the opening spring 6 releases energy to drive the output shaft 32 and the output inner crank arm 34 to rotate. The brake separating electromagnet 54 is electrified to push the brake separating and tripping pawl 55 to rotate and separate from the brake separating pawl roller 56, the brake separating pawl 57 is separated from the main brake separating pawl roller 56, the main brake separating pawl 69 and the auxiliary brake separating pawl 60 are pushed away by the crank arm small roller 67, the potential energy of the brake separating spring 6 is released, and the output outer crank arm 62, the output shaft 33 and the output inner crank arm 34 rotate to finish brake separating action.
The foregoing disclosure is merely illustrative of specific embodiments of the invention, but the embodiments are not limited thereto and variations within the scope of the invention will be apparent to those skilled in the art.
Claims (4)
1. A spring-operated brake separating mechanism is characterized in that: the two parallel left wall plates (15) and right wall plates (42) are included, a supporting block A (1), a supporting block B (2), a first opening spring cylinder (3), a spring cylinder flange (14) and a connecting plate (18) are fixed between the left wall plates (15) and the right wall plates (42) through an output shaft (32), the output shaft (32) is connected with a transmission shaft (27) in a transmission manner, an output inner crank arm (34) is fixedly arranged on the transmission shaft (27), a transmission inner crank arm (30) is linked on the output inner crank arm (34), a connecting plate (31) is arranged between the transmission inner crank arm (34) and the first opening spring cylinder (3) is horizontally arranged at the upper part between the left wall plate (15) and the right wall plate (42) and is fixed through bolts, the spring cylinder flange (14) penetrates through the first opening spring cylinder (3) and is used for placing the right end of the first opening spring cylinder and is used for placing the output inner crank arm (34), a connecting plate (30) is linked with the transmission inner crank arm (30), a connecting plate (31) is arranged between the output inner crank arm (34) and the transmission inner crank arm (30), a connecting plate (30) is arranged on the upper end of the first opening spring cylinder (6) of the opening spring cylinder (6), the right side of the spring base plate (10) is tightly adhered with a brake separating spring seat (11) penetrating through the second brake separating spring cylinder (6), the output inner crank arm (34) is connected with a brake separating spring pull rod (8) through a shaft pin (33), the other end of the brake separating spring pull rod (8) penetrates through a center hole of the brake separating spring seat (11) and is fixedly provided with a centering pad (12) through a nut (13), a brake separating electromagnet (54) is fixedly arranged on the outer side of the left wall plate (15), a fixing seat B (53) is fixedly arranged on the middle position of the left wall plate (15) on the outer side of the left wall plate (15) through bolts, a main brake separating pawl (69) is fixedly arranged between the fixing seat B (53) and the left wall plate (15) through a shaft pin D (70), the left end of a secondary brake separating pawl (60) is fixedly arranged on the right end of the main brake separating pawl (69) through a shaft pin C (68), a main brake separating pawl (58) is fixedly arranged on the outer side of the main brake separating roller (57) through a torsion spring C (59) through a right end guide block (61), the main brake separating pawl (58) is fixedly arranged on the outer side of the main brake separating pawl (57) through the main brake separating pawl (69), the opening and tripping pawl (55) is arranged on the outer side of the left wall plate (15) in a penetrating way by a shaft and is arranged on the left side of the opening and tripping pawl (57); the opening electromagnet (54) is fixed on the outer side of the left wall plate (15) and is arranged on the left main opening pawl (69) of the opening tripping pawl (55).
2. A spring operated brake release mechanism according to claim 1, characterized in that said brake release spring seat (11) adjusts the amount of compression of said brake release spring (6) by said brake release spring tie (8).
3. A spring operated brake release mechanism as claimed in claim 1, wherein said output shaft (32) is located above and to the left of said drive shaft (27), said inner drive lever (30) being mounted on said drive shaft (27) and being located intermediate said left and right wall panels (15, 42).
4. A spring operated brake release mechanism according to claim 1, wherein the two ends of the connecting plate (31) are respectively connected with the output inner crank arm (34) and the transmission inner crank arm (30) by a shaft pin a (29) and a shaft pin B (33), so that the output inner crank arm (34) and the transmission inner crank arm (30) are linked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811187238.4A CN109300733B (en) | 2018-10-12 | Spring-operated brake separating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811187238.4A CN109300733B (en) | 2018-10-12 | Spring-operated brake separating mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109300733A CN109300733A (en) | 2019-02-01 |
| CN109300733B true CN109300733B (en) | 2024-06-11 |
Family
ID=
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015197035A2 (en) * | 2014-06-27 | 2015-12-30 | 国家电网公司 | Spring actuator mechanism |
| CN105304419A (en) * | 2015-10-26 | 2016-02-03 | 富玥婷 | Spring operating mechanism for circuit breaker |
| CN209691673U (en) * | 2018-10-12 | 2019-11-26 | 陕西得瑞电力设备有限责任公司 | A kind of spring actuating brake separating mechanism |
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015197035A2 (en) * | 2014-06-27 | 2015-12-30 | 国家电网公司 | Spring actuator mechanism |
| CN105304419A (en) * | 2015-10-26 | 2016-02-03 | 富玥婷 | Spring operating mechanism for circuit breaker |
| CN209691673U (en) * | 2018-10-12 | 2019-11-26 | 陕西得瑞电力设备有限责任公司 | A kind of spring actuating brake separating mechanism |
Non-Patent Citations (2)
| Title |
|---|
| 任效龙 ; 高宏力 ; 田怀文 ; 何翔 ; .断路器弹簧操动机构参数化建模与优化.机械设计与制造.2018,(02),全文. * |
| 断路器弹簧操动机构参数化建模与优化;任效龙;高宏力;田怀文;何翔;;机械设计与制造;20180208(02);全文 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2015085832A1 (en) | Motor cam operating mechanism and transmission mechanism thereof | |
| CN106783263B (en) | Divide-shut brake buffer unit and the Fast mechanical switch for using the device | |
| CN101834074A (en) | Spring operation mechanism for high-voltage breaker | |
| CN202126942U (en) | High-power spring operating mechanism applicable to high-voltage breaker and ultrahigh-voltage breaker | |
| CN107086151A (en) | A kind of breaker mechanism | |
| CN109300733B (en) | Spring-operated brake separating mechanism | |
| CN106356245B (en) | A kind of Modularization vacuum circuit breaker spring operating mechanism | |
| CN201812689U (en) | Spring operating mechanism for high-voltage circuit breaker | |
| CN106935424B (en) | A kind of spring operating mechanism and its closing pawl | |
| CN106531545B (en) | A kind of high-pressure vacuum breaker | |
| CN209544177U (en) | A kind of high-voltage breaker spring operating mechanism and transmission device | |
| CN105702520A (en) | High power spring operating mechanism | |
| CN209496793U (en) | A kind of spring actuating switching-on mechanism | |
| CN201584310U (en) | Small middle-pressure switch spring operation mechanism | |
| CN209691673U (en) | A kind of spring actuating brake separating mechanism | |
| CN202394795U (en) | Indoor solid-sealed pole type vacuum breaker | |
| CN112303152A (en) | General electromagnetic self-locking type bilateral guide rail braking system | |
| CN203787302U (en) | Operating mechanism for high-voltage switch power distribution equipment | |
| CN209571372U (en) | A kind of spring actuating stored energy mechanism | |
| CN207009300U (en) | A kind of spring interrupter and the floor-type switch cabinet using the mechanism | |
| CN109786141A (en) | A kind of high-voltage breaker spring operating mechanism and transmission device | |
| CN109285737A (en) | A kind of spring actuating stored energy mechanism | |
| CN103956303B (en) | Circuit breaker quick-release mechanism | |
| CN108417416B (en) | Link mechanism for spring operating mechanism and spring operating mechanism | |
| CN109300733A (en) | A kind of spring actuating brake separating mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |