CN202443884U - Interlocking device used for dual-power transfer switch - Google Patents
Interlocking device used for dual-power transfer switch Download PDFInfo
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- CN202443884U CN202443884U CN2012200718117U CN201220071811U CN202443884U CN 202443884 U CN202443884 U CN 202443884U CN 2012200718117 U CN2012200718117 U CN 2012200718117U CN 201220071811 U CN201220071811 U CN 201220071811U CN 202443884 U CN202443884 U CN 202443884U
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- indication piece
- interlocking
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- interlock
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Abstract
The utility model discloses an interlocking device used for a dual-power transfer switch. The interlocking device comprises a switching mechanism, an operating mechanism, an indicating mechanism and an interlocking mechanism, wherein the switching mechanism comprises a switching spindle and a reversing plate, and a sliding surface is arranged on the edge of the reversing plate; a frame and a switching-on half shaft are arranged in the operating mechanism; the indicating mechanism comprises a main indicating part, a main offsetting spring and an auxiliary offsetting spring; the interlocking mechanism comprises an interlocking plate, a main interlocking rod and an auxiliary interlocking rod; a basic shape of the interlocking plate is a Y shape provided with three convex plates, and the centre of the interlocking plate is rotatably arranged on the frame of the operating mechanism; each convex plate in the interlocking plate is provided with one interlocking hole, wherein one convex plate is sheathed on the switching-on half shaft through an interlocking hole, and another two convex plates are connected with the main interlocking rod or the auxiliary interlocking rod through the interlocking holes; the other end of the main interlocking rod is connected with the main indicating part, and the auxiliary interlocking rod is connected with the auxiliary indicating part. According to the utility model, the switching-on half shaft can be limited through linkage of the indicating mechanism according to the status of the switching spindle, so that the faulty operation is effectively avoided, and the safety performance is improved.
Description
Technical field
The utility model belongs to low-voltage electrical apparatus structure-design technique field, is specifically related to a kind of interlock that is used for dual-power transfer switch.
Background technology
The topmost performance index of automatic transfer switching electric appliance are short circuit making capacity, short circuit breaking capacity, electrical endurance and mechanical endurance, and device for switching structure and performance index effect have direct relation.What the automatic transfer switching electric appliance of traditional above specification of 630A used is two-shipper structure or double electromagnet interlock; Its shortcoming is to require height at the quality of fit that adopts many its each parts of complex structure of two-shipper structure its parts of transmission, and breaks down often; Adopt the double electromagnet interlock in debugging and maintenance, need could move, otherwise automatic change-over just can not use to the electromagnet power switch.
Be the diverter switch electrical equipment that use in place that 630A electricity consumption requirement can not have a power failure both at home and abroad in rated current; Great majority all are that two omnipotent breaker switches adopting add switch controller and constitute with mechanical interlocking, and its design feature is: adopt two omnipotent breakers with regard to the busbar that is connected between the secondary control loop that must adopt two cabinets and add these two switches and this two cabinet.So not only uneconomical, but also waste resource, and floor space is big.
Adopt above-mentioned two kinds of duplicate supply switching modes, certain switching effect arranged, but unparalleled minute position also exist switching long, tangible interruption duration is arranged and weak point such as break down easily in handoff procedure.
The utility model content
The purpose of the utility model provides a kind of interlock that is used for dual-power transfer switch of effective raising security performance.
The technical scheme that realizes the utility model purpose is: a kind of interlock that is used for dual-power transfer switch comprises switching mechanism, operating mechanism, indicating mechanism and interlocking device; Said switching mechanism comprises the switching main shaft, is arranged on the reversing plate that switches on the main shaft, and the edge of said reversing plate is provided with sliding surface; Be provided with framework and combined floodgate semiaxis in the said operating mechanism; Said indicating mechanism comprises and rotates the main indication piece be arranged in the mount pad, is used to main indication piece the master reset spring of reseting elasticity is provided, rotates and be arranged on the secondary indication piece in the mount pad and be used to the secondary back-moving spring that secondary indication piece provides reseting elasticity; One end of said main indication piece is connected on the sliding surface of reversing plate under the effect of master reset spring, and said main indication piece can back and forth rotate in certain angle under the reset response of master reset spring and under the toggle action at reversing plate; One end of said secondary indication piece is connected on the sliding surface of reversing plate under the effect of secondary back-moving spring, and said secondary indication piece can back and forth rotate in certain angle under the reset response of secondary back-moving spring and under the toggle action at reversing plate; Said interlocking device comprises interlock plate, main blocking lever and duplicate invoice locking bar; The basic configuration of said interlock plate is the Y shape that is provided with three flanges, and its center is rotated through bearing pin and is arranged on the framework of operating mechanism; Be equipped with an interlocking hole in the said interlock plate on each flange, one of them flange is located on the combined floodgate semiaxis through its chain borehole jack, and two flanges link to each other through its interlocking Kong Yuzhu blocking lever or duplicate invoice locking bar in addition; The other end of said main blocking lever links to each other with main indication piece, and said duplicate invoice locking bar links to each other with secondary indication piece.
In the such scheme, the other end of said main indication piece is provided with sign; The other end of said secondary indication piece is provided with sign.
In the such scheme, be equipped with waist shape hanging hole on said main indication piece and the secondary indication piece; One end hook of said master reset spring hangs on the mount pad, and the other end is hooked in the waist shape hanging hole of main indication piece, and in the rotation process of main indication piece, from then on an end of waist shape hanging hole moves to the other end; One end hook of said secondary back-moving spring hangs on the mount pad, and the other end is hooked in the waist shape hanging hole of secondary indication piece, and in the rotation process of secondary indication piece, from then on an end of waist shape hanging hole moves to the other end.
In the such scheme, said main indication piece is provided with at it and is provided with a main connecting axle between sign and its center of rotation; One end of said main blocking lever is provided with and is used for the waist-shaped hole that links to each other with flange of interlock plate, and the other end is provided with and is used for the circular hole that links to each other with this main connecting axle; Said secondary indication piece is provided with at it and is provided with a secondary connecting axle between sign and its center of rotation; One end of said duplicate invoice locking bar is provided with and is used for the waist-shaped hole that links to each other with flange of interlock plate, and the other end is provided with and is used for the circular hole that links to each other with this pair connecting axle.
Interlock plate in the utility model can through the interlock and then the spacing combined floodgate semiaxis of indicating mechanism, make it can not arbitrarily carry out the divide-shut brake action according to switching main shaft state of living in, effectively prevents the generation because of misoperation, has improved security performance.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model;
Fig. 2 is a kind of sectional structure sketch map of operating mechanism in the utility model;
Fig. 3 is a kind of structural representation of interlock plate in the interlock shown in Figure 1;
Embodiment
(embodiment 1)
Fig. 1 to Fig. 3 has shown a kind of embodiment of the utility model, and wherein Fig. 1 is a kind of structural representation of the utility model; Fig. 2 is a kind of sectional structure sketch map of operating mechanism in the utility model; A kind of structural representation of interlock plate in Fig. 3 interlock shown in Figure 1.
Present embodiment is a kind of interlock that is used for dual-power transfer switch, sees Fig. 1 to Fig. 3, comprises switching mechanism 3, operating mechanism 4, indicating mechanism 5 and interlocking device 7; It is characterized in that: said switching mechanism 3 comprises switching main shaft 31, is arranged on the reversing plate 32 that switches on the main shaft 31, and the edge of said reversing plate 32 is provided with sliding surface 323; Be provided with framework 41 and combined floodgate semiaxis 42 in the said operating mechanism 4;
Said indicating mechanism 5 comprises and rotates the main indication piece 51 be arranged in the mount pad 1, is used to main indication piece 51 the master reset spring 52 of reseting elasticity is provided, rotates and be arranged on the secondary indication piece 53 in the mount pad 1 and be used to the secondary back-moving spring 54 that secondary indication piece 53 provides reseting elasticity;
One end of said main indication piece 51 is connected on the sliding surface 323 of reversing plate 32 under the effect of master reset spring 52, and said main indication piece 51 can back and forth rotate in certain angle under the reset response of master reset spring 52 and under the toggle action of reversing plate 32; One end of said secondary indication piece 53 is connected on the sliding surface 323 of reversing plate 32 under the effect of secondary back-moving spring 54, and said secondary indication piece 53 can back and forth rotate in certain angle under the reset response of secondary back-moving spring 54 and under the toggle action of reversing plate 32;
Said interlocking device 7 comprises interlock plate 71, main blocking lever 72 and duplicate invoice locking bar 73; The basic configuration of said interlock plate 71 is the Y shapes that are provided with three flanges 711, and its center is rotated through bearing pin and is arranged on the framework 41 of operating mechanism 4; Be equipped with an interlocking hole 712 in the said interlock plate 71 on each flange 711, one of them flange 711 is located on the combined floodgate semiaxis 42 through its chain borehole jack, and two flanges 711 link to each other with main blocking lever 72 or duplicate invoice locking bar 73 through its interlocking hole 712 in addition; The other end of said main blocking lever 72 links to each other with main indication piece 51, and said duplicate invoice locking bar 73 links to each other with secondary indication piece 53.
The other end of said main indication piece 51 is provided with sign 511; The other end of said secondary indication piece 53 is provided with sign 531.
Be equipped with waist shape hanging hole 55 on said main indication piece 51 and the secondary indication piece 53;
One end hook of said master reset spring 52 hangs on the mount pad 1, and the other end is hooked in the waist shape hanging hole 55 of main indication piece 51, and in the rotation process of main indication piece 51, from then on an end of waist shape hanging hole 55 moves to the other end; One end hook of said secondary back-moving spring 54 hangs on the mount pad 1, and the other end is hooked in the waist shape hanging hole 55 of secondary indication piece 53, and in the rotation process of secondary indication piece 53, from then on an end of waist shape hanging hole 55 moves to the other end.
Said main indication piece 51 is provided with at it and is provided with a main connecting axle 512 between sign 511 and its center of rotation; One end of said main blocking lever 72 is provided with and is used for the waist-shaped hole that links to each other with 71 1 flanges 711 of interlock plate, and the other end is provided with and is used for the circular hole that links to each other with this main connecting axle 512; Said secondary indication piece 53 is provided with at it and is provided with a secondary connecting axle 532 between sign 531 and its center of rotation; One end of said duplicate invoice locking bar 73 is provided with and is used for the waist-shaped hole that links to each other with 71 1 flanges 711 of interlock plate, and the other end is provided with and is used for the circular hole that links to each other with this pair connecting axle 532.
Interlock plate in the present embodiment can through the interlock and then the spacing combined floodgate semiaxis of indicating mechanism, make it can not arbitrarily carry out the divide-shut brake action according to switching main shaft state of living in, effectively prevents the generation because of misoperation, has improved security performance.
Obviously, the foregoing description of the utility model only be for explain clearly that the utility model does for example, and be not to be qualification to the execution mode of the utility model.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all execution modes.And conspicuous variation that these connotations that belong to the utility model are extended out or change still belong to the protection range of the utility model.
Claims (4)
1. an interlock that is used for dual-power transfer switch comprises switching mechanism (3), operating mechanism (4), indicating mechanism (5) and interlocking device (7); It is characterized in that: said switching mechanism (3) comprises switching main shaft (31), is arranged on the reversing plate (32) that switches on the main shaft (31), and the edge of said reversing plate (32) is provided with sliding surface (323); Be provided with framework (41) and combined floodgate semiaxis (42) in the said operating mechanism (4);
Said indicating mechanism (5) comprises and rotates the main indication piece (51) be arranged in the mount pad (1), is used to main indication piece (51) the master reset spring (52) of reseting elasticity is provided, rotates and be arranged on the secondary indication piece (53) in the mount pad (1) and be used to the secondary back-moving spring (54) that secondary indication piece (53) provides reseting elasticity; One end of said main indication piece (51) is under the effect of master reset spring (52); Be connected on the sliding surface (323) of reversing plate (32), said main indication piece (51) can back and forth rotate in certain angle under the reset response of master reset spring (52) and under the toggle action of reversing plate (32); One end of said secondary indication piece (53) is under the effect of secondary back-moving spring (54); Be connected on the sliding surface (323) of reversing plate (32), said secondary indication piece (53) can back and forth rotate in certain angle under the reset response of secondary back-moving spring (54) and under the toggle action of reversing plate (32);
Said interlocking device (7) comprises interlock plate (71), main blocking lever (72) and duplicate invoice locking bar (73); The basic configuration of said interlock plate (71) is the Y shape that is provided with three flanges (711), and its center is rotated through bearing pin and is arranged on the framework (41) of operating mechanism (4); Be equipped with an interlocking hole (712) in the said interlock plate (71) on each flange (711); One of them flange (711) is located on the combined floodgate semiaxis (42) through its chain borehole jack, and two flanges (711) link to each other with main blocking lever (72) or duplicate invoice locking bar (73) through its interlocking hole (712) in addition; The other end of said main blocking lever (72) links to each other with main indication piece (51), and said duplicate invoice locking bar (73) links to each other with secondary indication piece (53).
2. the interlock that is used for dual-power transfer switch according to claim 1 is characterized in that: the other end of said main indication piece (51) is provided with sign (511); The other end of said secondary indication piece (53) is provided with sign (531).
3. the interlock that is used for dual-power transfer switch according to claim 2 is characterized in that: be equipped with waist shape hanging hole (55) on said main indication piece (51) and the secondary indication piece (53);
One end hook of said master reset spring (52) hangs on the mount pad (1), and the other end is hooked in the waist shape hanging hole (55) of main indication piece (51), and in the rotation process of main indication piece (51), from then on an end of waist shape hanging hole (55) moves to the other end;
One end hook of said secondary back-moving spring (54) hangs on the mount pad (1), and the other end is hooked in the waist shape hanging hole (55) of secondary indication piece (53), and in the rotation process of secondary indication piece (53), from then on an end of waist shape hanging hole (55) moves to the other end.
4. the interlock that is used for dual-power transfer switch according to claim 3 is characterized in that: said main indication piece (51) is provided with at it and is provided with a main connecting axle (512) between sign (511) and its center of rotation; One end of said main blocking lever (72) is provided with and is used for the waist-shaped hole that links to each other with (71) flanges of interlock plate (711), and the other end is provided with and is used for the circular hole that links to each other with this main connecting axle (512);
Said secondary indication piece (53) is provided with at it and is provided with a secondary connecting axle (532) between sign (531) and its center of rotation; One end of said duplicate invoice locking bar (73) is provided with and is used for the waist-shaped hole that links to each other with (71) flanges of interlock plate (711), and the other end is provided with and is used for the circular hole that links to each other with this pair connecting axle (532).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200718117U CN202443884U (en) | 2012-02-29 | 2012-02-29 | Interlocking device used for dual-power transfer switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200718117U CN202443884U (en) | 2012-02-29 | 2012-02-29 | Interlocking device used for dual-power transfer switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202443884U true CN202443884U (en) | 2012-09-19 |
Family
ID=46825319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200718117U Withdrawn - After Issue CN202443884U (en) | 2012-02-29 | 2012-02-29 | Interlocking device used for dual-power transfer switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202443884U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102543518A (en) * | 2012-02-29 | 2012-07-04 | 环宇集团有限公司 | Interlocking device for dual power supply changeover switch |
-
2012
- 2012-02-29 CN CN2012200718117U patent/CN202443884U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102543518A (en) * | 2012-02-29 | 2012-07-04 | 环宇集团有限公司 | Interlocking device for dual power supply changeover switch |
| CN102543518B (en) * | 2012-02-29 | 2015-04-08 | 环宇集团有限公司 | Interlocking device for dual power supply changeover switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120919 Effective date of abandoning: 20150408 |
|
| RGAV | Abandon patent right to avoid regrant |