CN203690155U - Looped network cabinet double power supply machinery interlocking operation device - Google Patents
Looped network cabinet double power supply machinery interlocking operation device Download PDFInfo
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- CN203690155U CN203690155U CN201420071205.4U CN201420071205U CN203690155U CN 203690155 U CN203690155 U CN 203690155U CN 201420071205 U CN201420071205 U CN 201420071205U CN 203690155 U CN203690155 U CN 203690155U
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Abstract
A looped network cabinet double power supply machinery interlocking operation device comprises a switch operating mechanism and a machinery interlocking mechanism. The machinery interlocking mechanism is installed on a front portion of the switch operating mechanism. The machinery interlocking mechanism comprises an interlocking left side connecting lever, an interlocking left side connecting rod, an interlocking intermediate connecting lever, an interlocking right side connecting rod and an interlocking right side connecting lever. The interlocking intermediate connecting lever is located between the interlocking left side connecting lever and the interlocking right side connecting lever. A main rotation shaft drives the interlocking intermediate connecting lever to rotate. An upper portion of the interlocking intermediate connecting lever drives the interlocking left side connecting lever to rotate through the interlocking left side connecting rod. A lower portion of the interlocking intermediate connecting lever drives the interlocking right side connecting lever to rotate through the interlocking right side connecting rod. According to the device of the utility model, one mechanism can simultaneously operate closing and opening operations of two load switches; closing and opening in place of the two load switches is guaranteed and a machinery characteristic is good.
Description
Technical field
The utility model relates to a kind of operating means, especially relates to a kind of ring main unit duplicate supply mechanical interlocking operating means.
Background technology
The line mode of 12KV duplicate supply looped network cabinet is two-way inlet wire, multichannel outlet, when equipment normally moves, only has a road in connecting electriferous state in two-way inlet wire, and another road inlet wire is in separating brake off state.Cause the inlet wire circuit dead electricity in on-state during when breaking down in electrical network, on-load switch, by the action of operating mechanism, is switched in an other road inlet wire circuit, has cut off the connected state with former inlet wire circuit simultaneously.In order to prevent artificial faulty operation, need to be equipped with corresponding interlock, guarantee that two on-load switches cannot close a floodgate simultaneously.
Existing ring main unit dual supply operation mechanism is corresponding one by one with load/isolating switch, and load/isolating switch of every operating mechanism control is responsible for its combined floodgate and separating brake.Interlock is divided into mechanical interlocks and circuit control interlock.Mechanical interlocks is installed between two load/isolating switches, can realize mechanical interlocked between two switches, a switch close a floodgate after due to the effect of mechanical interlocks, an other switch just cannot close a floodgate.Circuit control interlock utilizes control principle, adopts PLC to control the prepared auto restart of duplicate supply, utilizes programming to realize the interlocking on electric.
Utility model content
The purpose of this utility model is that this device for mechanical performance is good, function-stable in order to solve cannot the close a floodgate deficiency of the problem putting in place of two on-load switches, a kind of ring main unit duplicate supply mechanical interlocking operating means is provided simultaneously.
The utility model is the deficiency solving the problems of the technologies described above, and the technical scheme adopting is:
A kind of ring main unit duplicate supply mechanical interlocking operating means, comprise switch operating mechanism and mechanical interlock mechanism, mechanical interlock mechanism is arranged on switch operating mechanism front portion, described mechanical interlock mechanism comprises interlocking left side connecting lever, interlocking left side connecting rod, connecting lever in the middle of interlocking, interlocking right side connecting rod and interlocking right side connecting lever, in the middle of interlocking, connecting lever is positioned at interlocking left side connecting lever, between the connecting lever of interlocking right side, and interlocking left side connecting lever, in the middle of interlocking connecting lever and interlocking right side connecting lever respectively with switch operating mechanism in left-side switch connecting axle, main rotary shaft is connected with the part that right-side switch connecting axle stretches out switch operating mechanism, main rotary shaft drives the middle connecting lever of interlocking to rotate, in the middle of interlocking, connecting lever top drives the interlocking arm of turning left to rotate by interlocking left side connecting rod, in the middle of interlocking, connecting lever bottom drives interlocking right side connecting lever to rotate by interlocking right side connecting rod.
Between described interlocking left side connecting lever, interlocking left side connecting rod, the middle connecting lever of interlocking, interlocking right side connecting rod and interlocking right side connecting lever, be all bolted to connection.
In the middle of left-side switch connecting axle, main rotary shaft and right-side switch connecting axle and interlocking left side connecting lever, interlocking, between connecting lever and interlocking right side connecting lever, be all connected by key and keyway.
Described left-side switch connecting axle is connected with left and right side on-load switch respectively with right-side switch connecting axle.
The beneficial effects of the utility model are: the utility model comprises switch operating mechanism and mechanical interlock mechanism two parts.This switch operating mechanism can be realized the on/off switch operation that a mechanism operates two on-load switches simultaneously, and guarantees that the on/off switch of two on-load switches puts in place, and mechanical property is qualified; This mechanical interlock mechanism is made up of the parts such as connecting lever, connecting rod, by mechanical movement, can realize switch operating mechanism and form self-locking therein.After an on-load switch is closed a floodgate, before its separating brake, due to the effect of mechanical interlocking, cannot carry out closing operation to another switch.This mechanical interlocking actuating mechanism integrates switch operating mechanism and mechanical interlock mechanism, both can realize the on/off switch operation of two on-load switches, also can realize self interlocking of operating mechanism, for duplicate supply product provides a practicable solution.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the figure that installs and uses of the present utility model.
Graphical indicia: 1, interlocking left side connecting lever, 2, interlocking left side connecting rod, 3, connecting lever in the middle of interlocking, 4, interlocking right side connecting rod, 5, interlocking right side connecting lever, 6, switch operating mechanism, 7, switch operating mechanism operating axis, 8, mechanism's main rotary shaft, 9, left-side switch connecting axle, 10, right-side switch connecting axle, 11, switch cabinet air box, 12, mechanical interlock mechanism installs fixed support plate.
Embodiment
Shown in figure, embodiment is as follows:
A kind of ring main unit duplicate supply mechanical interlocking operating means, comprise switch operating mechanism 6 and mechanical interlock mechanism, mechanical interlock mechanism is arranged on switch operating mechanism 6 front portions, described mechanical interlock mechanism comprises interlocking left side connecting lever 1, interlocking left side connecting rod 2, connecting lever 3 in the middle of interlocking, interlocking right side connecting rod 4 and interlocking right side connecting lever 5, in the middle of interlocking, connecting lever 3 is positioned at interlocking left side connecting lever 1, between interlocking right side connecting lever 5, and interlocking left side connecting lever 1, in the middle of interlocking connecting lever 3 and interlocking right side connecting lever 5 respectively with switch operating mechanism 6 in left-side switch connecting axle 9, main rotary shaft 8 is connected with the part that right-side switch connecting axle 10 stretches out switch operating mechanism 6, main rotary shaft 8 drives the middle connecting lever 3 of interlocking to rotate, in the middle of interlocking, connecting lever 3 tops drive the interlocking arm 1 of turning left to rotate by interlocking left side connecting rod 2, in the middle of interlocking, connecting lever 3 bottoms drive interlocking right side connecting lever 5 to rotate by interlocking right side connecting rod 4.
Between described interlocking left side connecting lever 1, interlocking left side connecting rod 2, the middle connecting lever 3 of interlocking, interlocking right side connecting rod 4 and interlocking right side connecting lever 5, be all bolted to connection.
In the middle of left-side switch connecting axle 9, main rotary shaft 8 and right-side switch connecting axle 10 and interlocking left side connecting lever 1, interlocking, between connecting lever 3 and interlocking right side connecting lever 5, be all connected by key and keyway.
Described left-side switch connecting axle 9 is connected with left and right side on-load switch respectively with right-side switch connecting axle 10.
In conjunction with Fig. 1, Fig. 2, embodiment of the present utility model is set forth.As shown in Figure 1, first need connecting lever 3, interlocking right side connecting rod 4, interlocking right side connecting lever 5 in the middle of the interlocking left side connecting lever 1 of mechanical interlock mechanism, interlocking left side connecting rod 2, interlocking to assemble with switch operating mechanism 6, and Manual operation handle console switch operating mechanism operating axis 7 closes point several times, guarantee mechanical interlock mechanism and the smooth break-in of switch operating mechanism 6.
As shown in Figure 2, before mechanical interlock operating device is installed, first with conventional mechanism, any switch is adjusted to closing position, then mechanical interlock operating device is installed installs on fixed support plate 12 to mechanical interlock mechanism, after assurance mechanical interlocking operating means, the axle external part of plate is connected smoothly with the switch in switch cubicle, and mechanical interlocking operating means is installed on fixed support plate 12 fixed at mechanical interlock mechanism.
An on-load switch is closed a floodgate before, suppose that the on-load switch closing a floodgate is positioned at switch cubicle left side.If desired by the on-load switch separating brake in left side, carry out sub-switching operation with the switch operating mechanism operating axis 7 in the counterclockwise application drawing 1 of operating grip or with motor, mechanism's main rotary shaft 8 is motion clockwise, and in the middle of driving mechanical interlock parts interlocking left side connecting lever 1, interlocking left side connecting rod 2, interlocking, connecting lever 3, interlocking right side connecting rod 4, interlocking right side connecting lever 5 carry out machine driving simultaneously.Interlocking left side connecting lever 1 drives left-side switch connecting axle 9 to clockwise rotate, and left-side switch connecting axle 9 drives left-side switch to carry out sub-switching operation; Meanwhile, interlocking right side connecting lever 5 drives right-side switch connecting axle 10 to rotate counterclockwise, and right-side switch connecting axle 10 drives right-side switch to carry out closing operation.Unless left-side switch is carried out sub-switching operation otherwise right-side switch cannot be carried out closing operation, vice versa.
The technical scheme that the utility model is cited and execution mode are not restrictions, in the cited technical scheme of the utility model and execution mode is equal to or effect same approach is all protected at the utility model scope.
Claims (4)
1. a ring main unit duplicate supply mechanical interlocking operating means, comprise switch operating mechanism (6) and mechanical interlock mechanism, mechanical interlock mechanism is arranged on switch operating mechanism (6) front portion, it is characterized in that: described mechanical interlock mechanism comprises interlocking left side connecting lever (1), interlocking left side connecting rod (2), connecting lever (3) in the middle of interlocking, interlocking right side connecting rod (4) and interlocking right side connecting lever (5), in the middle of interlocking, connecting lever (3) is positioned at interlocking left side connecting lever (1), between interlocking right side connecting lever (5), and interlocking left side connecting lever (1), interlocking in the middle of connecting lever (3) and interlock right side connecting lever (5) respectively with switch operating mechanism (6) in left-side switch connecting axle (9), main rotary shaft (8) is connected with the part that right-side switch connecting axle (10) stretches out switch operating mechanism (6), main rotary shaft (8) drives the middle connecting lever of interlocking (3) to rotate, in the middle of interlocking, connecting lever (3) top drives interlocking arm (1) rotation of turning left by interlocking left side connecting rod (2), in the middle of interlocking, connecting lever (3) bottom drives interlocking right side connecting lever (5) to rotate by interlocking right side connecting rod (4).
2. a kind of ring main unit duplicate supply mechanical interlocking operating means according to claim 1, is characterized in that: between described interlocking left side connecting lever (1), interlocking left side connecting rod (2), the middle connecting lever of interlocking (3), interlocking right side connecting rod (4) and interlocking right side connecting lever (5), be all bolted to connection.
3. a kind of ring main unit duplicate supply mechanical interlocking operating means according to claim 1, is characterized in that: in the middle of left-side switch connecting axle (9), main rotary shaft (8) and right-side switch connecting axle (10) and interlocking left side connecting lever (1), interlocking, between connecting lever (3) and interlocking right side connecting lever (5), be all connected by key and keyway.
4. a kind of ring main unit duplicate supply mechanical interlocking operating means according to claim 1, is characterized in that: described left-side switch connecting axle (9) is connected with left and right side on-load switch respectively with right-side switch connecting axle (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420071205.4U CN203690155U (en) | 2014-02-19 | 2014-02-19 | Looped network cabinet double power supply machinery interlocking operation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420071205.4U CN203690155U (en) | 2014-02-19 | 2014-02-19 | Looped network cabinet double power supply machinery interlocking operation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203690155U true CN203690155U (en) | 2014-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420071205.4U Expired - Lifetime CN203690155U (en) | 2014-02-19 | 2014-02-19 | Looped network cabinet double power supply machinery interlocking operation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203690155U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105225867A (en) * | 2015-10-26 | 2016-01-06 | 常州阿斯博开关有限公司 | A kind of ring main unit circuit breaker interlocking device |
| CN107968004A (en) * | 2017-12-23 | 2018-04-27 | 无锡凯绎科技有限公司 | Workalike interlock |
| CN109449026A (en) * | 2018-11-23 | 2019-03-08 | 盎迈智能科技（上海）有限公司 | Biswitch rigidity interlocking mechanism |
| CN109738010A (en) * | 2018-12-27 | 2019-05-10 | 益和电气集团股份有限公司 | A kind of Intelligent gas insulation ring network cabinet test macro |
| CN109994338A (en) * | 2019-04-29 | 2019-07-09 | 格雷诺(厦门）开关有限公司 | A kind of novel double load switch interlocking mechanisms |
-
2014
- 2014-02-19 CN CN201420071205.4U patent/CN203690155U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105225867A (en) * | 2015-10-26 | 2016-01-06 | 常州阿斯博开关有限公司 | A kind of ring main unit circuit breaker interlocking device |
| CN105225867B (en) * | 2015-10-26 | 2017-09-12 | 常州阿斯博开关有限公司 | A kind of looped network cabinet breaker interlocking mechanism |
| CN107968004A (en) * | 2017-12-23 | 2018-04-27 | 无锡凯绎科技有限公司 | Workalike interlock |
| CN109449026A (en) * | 2018-11-23 | 2019-03-08 | 盎迈智能科技（上海）有限公司 | Biswitch rigidity interlocking mechanism |
| CN109738010A (en) * | 2018-12-27 | 2019-05-10 | 益和电气集团股份有限公司 | A kind of Intelligent gas insulation ring network cabinet test macro |
| CN109994338A (en) * | 2019-04-29 | 2019-07-09 | 格雷诺(厦门）开关有限公司 | A kind of novel double load switch interlocking mechanisms |
| CN109994338B (en) * | 2019-04-29 | 2024-05-07 | 格雷诺(厦门）开关有限公司 | Double-load switch interlocking mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140702 |
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| CX01 | Expiry of patent term |