CN103280374B - Transmission mechanism used for outdoor high-voltage vacuum switch - Google Patents
Transmission mechanism used for outdoor high-voltage vacuum switch Download PDFInfo
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- CN103280374B CN103280374B CN201310197408.8A CN201310197408A CN103280374B CN 103280374 B CN103280374 B CN 103280374B CN 201310197408 A CN201310197408 A CN 201310197408A CN 103280374 B CN103280374 B CN 103280374B
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Abstract
The invention discloses a transmission mechanism used for an outdoor high-voltage vacuum switch, which overcomes the defects that the existing rotary transmission mechanism is complex in structure, large in size, high in cost, low in efficiency and difficult in water resistance, and the state that the switching on and opening of a three-phase arc extinguish chamber have the same period cannot be ensured, and is characterized in that two mounting plates are arranged on each fixed frame which is connected with the connecting plates and a transmission rod through a first hinge pin and is connected with the connecting plates and a conveying rod through a second hinge pin; the other end of each transmission rod supporting plate is connected and fixed with a third hinge pin on each fixed frame; the other end of each conveying rod supporting plate is connected and fixed with a fourth hinge pin on each fixed frame; when the conveying rod is pushed rightwards, the opening of the arc extinguish chamber is realized; when the conveying rod is pushed leftwards, the switching on of the arc extinguish chamber is realized; and a rain cover is arranged on the outer sides of the fixed frames. The transmission mechanism has the beneficial effects that the structure is simple, the size is small, the cost is low, the water-proof effect is good, the efficiency is high, the switching on and the opening of the three-phase arc extinguish chamber are guaranteed to have the same period, each fixed frame is an independent unit, the exchangeability is good, the standard production is realized, and the mounting, repair and replacement are convenient.
Description
Technical field
The invention belongs to high voltage electrical apparatus technical field, particularly a kind of transmission mechanism for outdoor high-voltage vacuum switch.
Background technology
Transmission mechanism is the important mechanical organ on switchgear, in whole electric power system, play very important effect.A kind of epicyclic gear for the transmission mechanism of high-voltage switch gear in prior art, namely the connecting lever axle being processed with hexagonal hole is installed on longer six side's main shafts, this connecting lever axle is connected by straight pin with spring operating mechanism output shaft, six side's main shafts are axially equidistantly equipped with three covers and are placed in the quadric chain being the strong point with six side's main shafts in independent rack respectively, when spring operating mechanism carries out breaking-closing operating, by connecting lever axle, six side's main shafts are rotated, and then drive three cover quadric chain actions, realize the breaking-closing operating of arc control device, this transmission mechanism complex structure, volume is large, cost is high, efficiency is low, not easily waterproof, and be difficult to the same periodicity ensureing three-phase arc control device divide-shut brake.
Summary of the invention
Problem to be solved by this invention is, overcome deficiency and the defect of prior art existence, provide structure simple, volume is little, and cost is low and be easy to waterproof, can ensure that three-phase arc control device divide-shut brake is with periodically a kind of transmission mechanism for vacuum high-voltage switch.
The technical solution used in the present invention comprises 3 fixed mounts, 2 connecting plates are installed in each fixed mount, described connecting plate is processed with the first pin shaft hole and the second pin shaft hole, described fixed mount installs the 4th bearing pin, and by the 4th pinned connection transmission pole support plate, at the transmission pole support plate other end, the first bearing pin is installed, and be connected with the first pin shaft hole of connecting plate and transmission pole respectively by the first bearing pin, in the second pin shaft hole of connecting plate, the second bearing pin is installed, and be connected with driven rod and driven rod support plate respectively by the second bearing pin, the other end of driven rod support plate is connected to the 3rd bearing pin on fixed mount, described fixed mount has 1 holder being used for being connected with the tank body in switchgear or cabinet, 2 pieces of outer stationary plates are welded after grafting below holder, base plate is welded after the bottom grafting of 2 pieces of outer stationary plates, 2 pieces of internal fixation plates are welded after base plate grafting, at outer stationary plates, 2 blocks of side plates are welded after internal fixation plate and base plate grafting, holder is processed with 1 driven rod passing hole, outer stationary plates is processed with the first installing hole, 4 outer stationary plates the 4th pin shaft holes and outer stationary plates the 3rd pin shaft hole, internal fixation plate is processed with 4 internal fixation plate four pin shaft holes concentric with outer stationary plates the 4th pin shaft hole, side plate is processed with the second installing hole and transmission pole passing hole.
Outside described fixed mount, U-shaped bucker is installed.
In described 3 fixed mounts, each fixed mount is a separate unit, and structure is identical, can exchange.
Compared with prior art, the invention has the beneficial effects as follows:
(1) owing to adopting plug-type transmission mechanism, by connecting plate and transmission pole and driven rod with the use of, convert horizontal direction power to vertical forces, realize the breaking-closing operating of three-phase arc control device, it is arc control device separating brake when transmission pole pushes away to the right, to being that arc control device close a floodgate during Zola, rotated the structure realizing arc control device divide-shut brake by six side's main shafts than existing mechanism, not only structure is simple, volume is little, cost is low, and efficiency is high, can ensure the same periodicity of three-phase arc control device divide-shut brake.
(2) because connecting plate and 3 transmission poles, 3 driven rods, transmission pole support plate, driven rod support plates are mounted in the fixed mount of 6 ~ 8mm steel plate welding or aluminium casting by straight pin, not only neat appearance, and achieve the waterproof of transmission mechanism, be conducive to outdoor high voltage switchgear and use.
(3) because this transmission mechanism adopts modular mode, namely each fixed mount can form a separate unit, and interchangeability is good, can standardized production, is convenient to install, maintenance and changing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention,
Fig. 2 is A-A cutaway view of Fig. 1,
Fig. 3 is B-B cutaway view of Fig. 2,
Fig. 4 is connecting plate schematic diagram of the present invention,
Fig. 5 is fixed mount front view of the present invention,
Fig. 6 is the vertical view of Fig. 5,
Fig. 7 is C-C cutaway view of Fig. 5.
In figure:
1. bucker,
2. transmission pole,
3. driven rod,
4. fixed mount,
4-1. holder, 4-1-1. driven rod passing hole,
4-2. outer stationary plates, 4-2-1. first installing hole,
4-2-2. outer stationary plates the 4th pin shaft hole, 4-2-3. the 3rd pin shaft hole,
4-3. internal fixation plate, 4-3-1. internal fixation plate the 4th pin shaft hole,
4-4. base plate,
4-5. side plate, 4-5-1. second installing hole, 4-5-2. transmission pole passing hole,
5. connecting plate,
5-1. first pin shaft holes, 5-2. second pin shaft holes, 5-3. fabrication holes,
6. transmission pole support plate,
7. driven rod support plate,
8. the first bearing pin,
9. the second bearing pin,
10. the 3rd bearing pin,
11. the 4th bearing pins.
Embodiment
The specific embodiment of the present invention is provided below in conjunction with accompanying drawing.
As shown in drawings, the present invention includes three fixed mounts 4, each fixed mount 4 is provided with 2 connecting plates 5, as shown in Figure 4, described connecting plate 5 is processed with the first pinned connection hole 5-1, second pinned connection hole 5-2 and fabrication hole 5-3, as shown in Figures 5 to 7, described fixed mount 4 has 1 holder 4-1 being used for being connected with the tank body in switchgear or cabinet, 2 pieces of outer stationary plates 4-2 are welded after grafting below holder 4-1, base plate 4-4 is welded after the bottom grafting of 2 pieces of outer stationary plates 4-2, 2 pieces of internal fixation plate 4-3 are welded after base plate 4-4 grafting, at outer stationary plates 4-2, internal fixation plate 4-3 and base plate 4-4 welds 2 pieces of side plate 4-5 after grafting, holder 4-1 is processed with a driven rod passing hole 4-1-1, outer stationary plates 4-2 is processed with the first installing hole 4-2-1, 4 outer stationary plates first pin shaft hole 4-2-2 and outer stationary plates the 3rd pin shaft hole 4-2-3, internal fixation plate 4-3 is processed with 4 internal fixation plate pin shaft hole 4-3-1s concentric with outer stationary plates first pin shaft hole 4-2-2, side plate 4-5 is processed with the second installing hole 4-5-1 and transmission pole passing hole 4-5-2, in the outer stationary plates first pin shaft hole 4-2-2 and internal fixation plate pin shaft hole 4-3-1 of described fixed mount 4, the 4th bearing pin 11 is installed, and connect transmission pole support plate 6 by the 4th bearing pin 11, at transmission pole support plate 6 other end, the first bearing pin 8 is installed, and be connected with the first pin shaft hole 5-1 of connecting plate 5 and transmission pole 2 respectively by the first bearing pin 8, in the second pin shaft hole 5-2 of connecting plate 5, second bearing pin 9 is installed, and be connected with driven rod 3 and driven rod support plate 7 respectively by the second bearing pin 9, at the other end of driven rod support plate 7 by being connected to the 3rd bearing pin 10 on fixed mount frame 4 with outer stationary plates the 3rd pin shaft hole 4-2-3, outside fixed mount 4, by bolt, U-shaped bucker 1 is installed, micro gap glass cement between U-shaped bucker 1 and fixed mount 4 seals.
During use, be connected with spring operating mechanism by the transmission pole 2 of the leftmost side, be connected with the transmission mechanism of arc control device by driven rod 3, because the 4th bearing pin 11 and the 3rd bearing pin 10 are fixed on fixed mount 4, and the second bearing pin 9 and the first bearing pin 8 move with connecting plate 5, spring operating mechanism divide-shut brake power can be converted to vertical force by horizontal force, when transmission axle 2 promotes to the right, drive driven rod 3 to move downward by connecting plate 5, realize arc control device separating brake; Otherwise, when transmission axle 2 pulls, drive driven rod 3 to move upward by connecting plate 5 left, realize arc control device and close a floodgate.
Claims (3)
1. the transmission mechanism for outdoor high-voltage vacuum switch, comprise 3 fixed mounts (4), 2 connecting plates (5) are installed in each fixed mount (4), described connecting plate (5) is processed with the first pin shaft hole (5-1) and the second pin shaft hole (5-2), it is characterized in that, in the upper installation the 4th bearing pin (11) of described fixed mount (4), and connect transmission pole support plate (6) by the 4th bearing pin (11), at transmission pole support plate (6) other end, the first bearing pin (8) is installed, and be connected with first pin shaft hole (5-1) of connecting plate (5) and transmission pole (2) respectively by the first bearing pin (8), in second pin shaft hole (5-2) of connecting plate (5), the second bearing pin (9) is installed, and be connected with driven rod (3) and driven rod support plate (7) respectively by the second bearing pin (9), the other end of driven rod support plate (7) is connected to the 3rd bearing pin (10) on fixed mount (4), described fixed mount (4) has 1 holder (4-1) being used for being connected with the tank body in switchgear or cabinet, 2 pieces of outer stationary plates (4-2) are welded after grafting below holder (4-1), base plate (4-4) is welded after the bottom grafting of 2 pieces of outer stationary plates (4-2), 2 pieces of internal fixation plates (4-3) are welded after base plate (4-4) grafting, at outer stationary plates (4-2), 2 pieces of side plates (4-5) are welded after internal fixation plate (4-3) and base plate (4-4) grafting, holder (4-1) is processed with 1 driven rod passing hole (4-1-1), outer stationary plates (4-2) is processed with the first installing hole (4-2-1), 4 outer stationary plates the 4th pin shaft hole (4-2-2) and outer stationary plates the 3rd pin shaft hole (4-2-3), internal fixation plate (4-3) is processed with 4 internal fixation plates four pin shaft hole (4-3-1) concentric with outer stationary plates the 4th pin shaft hole (4-2-2), side plate (4-5) is processed with the second installing hole (4-5-1) and transmission pole passing hole (4-5-2).
2. a kind of transmission mechanism for outdoor high-voltage vacuum switch according to claim 1, is characterized in that, is provided with U-shaped bucker (1) in described fixed mount (4) outside.
3. a kind of transmission mechanism for outdoor high-voltage vacuum switch according to claim 1, it is characterized in that, in described 3 fixed mounts (4), each fixed mount (4) is a separate unit, and structure is identical, can exchange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310197408.8A CN103280374B (en) | 2013-05-24 | 2013-05-24 | Transmission mechanism used for outdoor high-voltage vacuum switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310197408.8A CN103280374B (en) | 2013-05-24 | 2013-05-24 | Transmission mechanism used for outdoor high-voltage vacuum switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103280374A CN103280374A (en) | 2013-09-04 |
| CN103280374B true CN103280374B (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310197408.8A Active CN103280374B (en) | 2013-05-24 | 2013-05-24 | Transmission mechanism used for outdoor high-voltage vacuum switch |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201048A (en) * | 2014-09-13 | 2014-12-10 | 安徽鑫龙电器股份有限公司 | Transmission mechanism of vacuum circuit breaker |
| CN109659191B (en) * | 2018-11-13 | 2020-08-18 | 许继集团有限公司 | Switching device and transmission structure thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3674955A (en) * | 1970-12-17 | 1972-07-04 | Allis Chalmers Mfg Co | Circuit breaker with hydraulic operating mechanism for vacuum interrupter |
| CN1455427A (en) * | 2003-06-12 | 2003-11-12 | 王若柏 | Outdoor high voltage vacuum circuit breaker |
| CN102664120A (en) * | 2012-04-19 | 2012-09-12 | 长沙智通电力设备有限公司 | Miniaturized 40.5KV vacuum circuit breaker |
| CN203288491U (en) * | 2013-05-24 | 2013-11-13 | 沈阳华德海泰电器有限公司 | Transmission mechanism for outdoor high-voltage vacuum switch |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000067713A (en) * | 1998-08-20 | 2000-03-03 | Meidensha Corp | Switching device |
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2013
- 2013-05-24 CN CN201310197408.8A patent/CN103280374B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3674955A (en) * | 1970-12-17 | 1972-07-04 | Allis Chalmers Mfg Co | Circuit breaker with hydraulic operating mechanism for vacuum interrupter |
| CN1455427A (en) * | 2003-06-12 | 2003-11-12 | 王若柏 | Outdoor high voltage vacuum circuit breaker |
| CN102664120A (en) * | 2012-04-19 | 2012-09-12 | 长沙智通电力设备有限公司 | Miniaturized 40.5KV vacuum circuit breaker |
| CN203288491U (en) * | 2013-05-24 | 2013-11-13 | 沈阳华德海泰电器有限公司 | Transmission mechanism for outdoor high-voltage vacuum switch |
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| Publication number | Publication date |
|---|---|
| CN103280374A (en) | 2013-09-04 |
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