CN204407270U - A kind of circuit breaker failure dropout performance element - Google Patents
A kind of circuit breaker failure dropout performance element Download PDFInfo
- Publication number
- CN204407270U CN204407270U CN201420865110.XU CN201420865110U CN204407270U CN 204407270 U CN204407270 U CN 204407270U CN 201420865110 U CN201420865110 U CN 201420865110U CN 204407270 U CN204407270 U CN 204407270U
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- performance element
- cantilever
- dropout
- drive block
- circuit breaker
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Abstract
A kind of circuit breaker failure dropout performance element, it comprises operating mechanism (1) and magnetic flow convertor (2), it is characterized in that: the iron core (201) of described magnetic flow convertor (2) can horizontal movement, can promote dropout output drive block (3) in motion process left make it turn clockwise, output drive block (3) of threading off is provided with kidney-shaped slotted eye (301), operating mechanism separating brake semiaxis cantilever (101) stretches into kidney-shaped slotted eye (301), output drive block (3) of threading off turns clockwise and pneumatic operating mechanism separating brake semiaxis cantilever (101) can be with to realize separating brake, this device simplifies performance element movement transferring, decreases quantity and the assembling of parts, makes overall circuit breaker parts layout compacter, reduce the volume of circuit breaker failure dropout performance element, improve stability and the reliability of performance element Movement transmit, mouth performance element is taken off to the fault of circuit breaker simultaneously and carried out modular design, conveniently carry out follow-up dismounting and safeguard.
Description
Technical field
The utility model belongs to low-voltage electrical apparatus auxiliary device technical field, specifically just relates to a kind of circuit breaker failure dropout performance element, improves the reliability that circuit breaker failure is threaded off.
Background technology
Circuit breaker is divided into primary cut-out and low-voltage circuit breaker by its scope of application.Low-voltage circuit breaker, also known as automatic switch, is commonly called as " air switch " and also refers to low-voltage circuit breaker, and it is a kind of existing hand switch effect, automatically can carry out again decompression, under-voltage, overload and the electrical equipment of short-circuit protection.It can be used to distribute electric energy; infrequently start asynchronous motor; protection is carried out to power circuit and motor etc.; can automatic shutdown circuit when serious overload or short circuit and the fault such as under-voltage occur for they; its function is equivalent to Fuse switch and the combination of crossing underheat relay etc.; and generally do not need to change parts after disjunction fault current, obtain a wide range of applications.
As shown in Figure 1, existing circuit breaker failure dropout performance element comprises performance element base, magnetic flow convertor, dropout output device, abort situation locking device, magnetic flow convertor plunger return device, lever, sensitive switch etc.Performance element floor installation is in switch base, and promote dropout output device by the iron core of magnetic flow convertor, the separating brake semiaxis of dropout output device combined operation mechanism, carries out sub-switching operation to switch; Abort situation locking device and dropout output device link, and abort situation locking device and rotating lever link, and rotating lever touches a sensitive switch in by the process of linkage rotation, exports corresponding make-and-break signal; Magnetic flow convertor plunger return device respectively with the interlocks such as operating mechanism main shaft cantilever, magnetic flow convertor iron core, sensitive switch, and can rotate around its pivot, while rotating, magnetic flow convertor is resetted, touch corresponding sensitive switch in the process, export the corresponding signal of telecommunication.This traditional circuit breaker failure dropout indicating member link gear is too much, causes distortion in Movement transmit process, and the phenomenon even cannot transmitted produces the situation that circuit breaker failure dropout was lost efficacy.
Utility model content
Prior art is not enough in view of the above, the purpose of this utility model is the technological deficiency too much easily causing circuit breaker failure dropout to be lost efficacy for existing circuit breaker failure dropout performance element link gear, a kind of circuit breaker failure dropout performance element is provided, simplify performance element movement transferring, decrease quantity and the assembling of parts, make overall circuit breaker parts layout compacter; Reduce the volume of circuit breaker failure dropout performance element, improve stability and the reliability of performance element Movement transmit, mouth performance element is taken off to the fault of circuit breaker simultaneously and carried out modular design, conveniently carry out follow-up dismounting and safeguard.
Technical scheme
In order to realize above-mentioned technical purpose, the utility model designs a kind of circuit breaker failure dropout performance element, it comprises operating mechanism and magnetic flow convertor, it is characterized in that: the iron core of described magnetic flow convertor can horizontal movement, can promote dropout output drive block in motion process left make it turn clockwise, output drive block of threading off is provided with kidney-shaped slotted eye, operating mechanism separating brake semiaxis cantilever stretches into kidney-shaped slotted eye, and output drive block of threading off turns clockwise and pneumatic operating mechanism separating brake semiaxis cantilever can be with to realize separating brake;
The main shaft cantilever that described operating mechanism is equipped with, main shaft cantilever can be rotated counterclockwise, main shaft cantilever is rotated counterclockwise in process and can promotes plunger return block and turn clockwise, and the turn clockwise iron core that can promote magnetic flow convertor in process of plunger return block moves right and realizes resetting.
Further, described dropout exports drive block and is contained in trip shaft, and output drive block of threading off can rotate around trip shaft, and trip shaft two ends are contained on performance element base, described dropout output drive block is equipped with dropout torsion spring and makes it be rotated counterclockwise active force.
Further, described dropout exports drive block and is provided with triggering cantilever, threads off to export drive block and turn clockwise and trigger cantilever in process and can trigger the first sensitive switch.
Further, described plunger return is packaged on plunger return axle, plunger return axle two ends are contained on performance element base, plunger return block can rotate around plunger return axle, plunger return block is connected with extension spring, plunger return block can be rotated counterclockwise under extension spring effect, and the disengaging cantilever which is provided with in plunger return block rotary course can trigger the second sensitive switch and close.
Further, described plunger return block is provided with reset cantilever, described plunger return block rotates clockwise in process, reset cantilever can trigger the 3rd sensitive switch and close, depart from cantilever and can depart from the second sensitive switch, described plunger return block is also provided with reset suspended block, and main shaft cantilever is rotated counterclockwise in process and can promotes reset suspended block plunger return block is turned clockwise.
Further, described dropout exports drive block and is provided with step surface, and when output drive block of threading off is positioned at open position, step surface develops mutually with the end face on abort situation lock;
Abort situation lock is contained in abort situation lock shaft, abort situation lock shaft is contained on performance element base, abort situation lock is equipped with locking torsion spring, abort situation lock is adjacent in locking torsion spring effect lower surface the step surface exporting drive block of threading off and avoids it to reverse.
Further, described abort situation lock is connected with restorer, and the resetting shaft of restorer can promote abort situation lock and be rotated counterclockwise step surface and end face are departed from, and threads off to export drive block and be rotated counterclockwise under the effect of dropout torsion spring after departing from.
Further, described iron core is Step Shaft, iron core left in motion process Step Shaft step surface promote to thread off and export drive block and make it turn clockwise, the thin shaft part of Step Shaft is through threading off the gap slot exported on drive block, and the turn clockwise long cantilever that plunger return block stretches out in process of plunger return block can promote Step Shaft thin shaft part and iron core moved right realize resetting.
Further, described magnetic flow convertor, restorer, the first sensitive switch, the second sensitive switch and the 3rd sensitive switch are all contained on performance element base, and performance element base is installed on operating mechanism side plate.
Beneficial effect
A kind of circuit breaker failure dropout performance element that the utility model provides, simplifies performance element movement transferring, decreases quantity and the assembling of parts, makes overall circuit breaker parts layout compacter; Reduce the volume of circuit breaker failure dropout performance element, improve stability and the reliability of performance element Movement transmit, mouth performance element is taken off to the fault of circuit breaker simultaneously and carried out modular design, conveniently carry out follow-up dismounting and safeguard.
Accompanying drawing explanation
Accompanying drawing 1 is existing fault trip performance element mounting structure schematic diagram.
Accompanying drawing 2 is the utility model scheme of installation.
Accompanying drawing 3 is the utility model structural representation.
Accompanying drawing 4 is operating mechanism structural representation in the utility model.
Accompanying drawing 5 is abort situation lock structural representation in the utility model.
Accompanying drawing 6 is thread off in the utility model to export drive block structural representation.
Accompanying drawing 7 is magnetic flow convertor structural representation in the utility model.
Accompanying drawing 8 is the schematic diagram of plunger return block in the utility model
Accompanying drawing 9 is the schematic diagram of restorer in the utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is elaborated.
Embodiment
As shown in accompanying drawing 2 ~ 9, a kind of circuit breaker failure dropout performance element, it comprises operating mechanism 1 and magnetic flow convertor 2, wherein, the iron core 201 of described magnetic flow convertor 2 can horizontal movement, can promote dropout output drive block 3 in motion process left make it turn clockwise, output drive block 3 of threading off is provided with kidney-shaped slotted eye 301, operating mechanism separating brake semiaxis cantilever 101 stretches into kidney-shaped slotted eye 301, and output drive block 3 of threading off turns clockwise and pneumatic operating mechanism separating brake semiaxis cantilever 101 can be with to realize separating brake; Described dropout exports drive block 3 and is contained in trip shaft 5, and output drive block 3 of threading off can rotate around trip shaft 5, and trip shaft 5 two ends are contained on performance element base 6, described dropout output drive block 3 is equipped with dropout torsion spring 7 and makes it be rotated counterclockwise active force.Described dropout exports drive block 3 and is provided with and triggers cantilever 302, threads off to export drive block 3 and turn clockwise and trigger cantilever 302 in process and can trigger the first sensitive switch 8.Described dropout exports drive block 3 and is provided with step surface 303, and when output drive block 3 of threading off is positioned at open position, step surface 303 develops mutually with the end face 1301 on abort situation lock 13.
The main shaft cantilever 102 that described operating mechanism 1 is equipped with, main shaft cantilever 102 can be rotated counterclockwise, main shaft cantilever 102 is rotated counterclockwise in process the reset suspended block 402a that can promote on plunger return block 4 makes it turn clockwise, and the turn clockwise iron core 201 that can promote magnetic flow convertor 2 in process of plunger return block 4 moves right and realizes resetting.
Described plunger return block 4 is contained on plunger return axle 9, plunger return axle 9 two ends are contained on performance element base 6, plunger return block 4 can rotate around plunger return axle 9, plunger return block 4 is connected with extension spring 10, plunger return block 4 can be rotated counterclockwise under extension spring 10 acts on, and the disengaging cantilever 401 which is provided with in plunger return block 4 rotary course can trigger the second sensitive switch 11 and close.Described plunger return block 4 is provided with reset cantilever 402, and described plunger return block 4 rotates clockwise in process, and reset cantilever 402 can trigger the 3rd sensitive switch 12 and close, and departs from cantilever 401 and can depart from the second sensitive switch 11.
Abort situation lock 13 is contained in abort situation lock shaft 14, abort situation lock shaft 14 is contained on performance element base 6, abort situation lock 13 is equipped with locking torsion spring 15, abort situation lock 13 acts on lower surface 1301 at locking torsion spring 15 and is adjacent to thread off and exports the step surface 303 of drive block 3 and avoid it to reverse.Described abort situation lock 13 is connected with restorer 16, the resetting shaft 1601 of restorer 16 can promote abort situation lock 13 and be rotated counterclockwise step surface 303 and end face 1301 are departed from, and threads off to export drive block 3 and be rotated counterclockwise under dropout torsion spring 7 acts on after departing from.
Preferably, described iron core 201 is Step Shaft, iron core 201 left in motion process Step Shaft step surface 201a promote to thread off and export drive block 3 and make it turn clockwise, the thin shaft part 201b of Step Shaft is through threading off the gap slot 304 exported on drive block 3, and the turn clockwise long cantilever 403 that plunger return block 4 stretches out in process of plunger return block 4 can promote Step Shaft thin shaft part 201b and iron core 201 moved right realize resetting.
Described magnetic flow convertor 2, restorer 16, first sensitive switch 8, second sensitive switch 11 and the 3rd sensitive switch 12 are all contained on performance element base 6, and performance element base 6 is installed on operating mechanism side plate 103.
The course of work of the present embodiment is when not having fault sub-gate signal to input, the iron core 201 of magnetic flow convertor 2 does not eject to thread off and exports the effect of drive block 3 due to dropout torsion spring 7, be rotated counterclockwise around trip shaft 5, and arrive the position of the rightmost side, now operating mechanism separating brake semiaxis cantilever 101 is affixed with the upper end of the kidney-shaped slotted eye 301 exported on drive block 3 of threading off and touches; Now, due to the pulling force effect of extension spring 10, plunger return block 4 is rotated counterclockwise, and rests in the position that it keeps left most, and the disengaging cantilever 401 simultaneously on plunger return block 4 touches the swing arm of the second sensitive switch 11, and the second sensitive switch 11 is connected.
Produce when there being fault sub-gate signal, when needing to carry out fault trip, the iron core 201 of magnetic flow convertor 2 ejects left, promote dropout output drive block 3 to turn clockwise around trip shaft 5, in the process turned clockwise, the upper end combined operation mechanism separating brake semiaxis cantilever 101 of its kidney-shaped slotted eye 301 rotates clockwise around the pivot of separating brake semiaxis; Because operating mechanism 1 is in "on" position, if separating brake semiaxis now turns clockwise, operating mechanism 1 separating brake will be caused, achieve the function of mechanism-trouble separating brake; Thread off simultaneously and export in process that drive block 3 turns clockwise around trip shaft 5, it triggers the swing arm that cantilever 302 touches the first sensitive switch 8, makes the first sensitive switch 8 export corresponding switching position signalling.
After operating mechanism 1 realizes separating brake function, its main shaft cantilever 102 is rotated counterclockwise return, main shaft cantilever 102 promotes the reset suspended block 402a of dynamic plunger return block 4 in the process, due to the impetus of main shaft cantilever 102 pairs of plunger return blocks 4, plunger return block 4 turns clockwise around plunger return axle 9; Plunger return block 4 turns clockwise, and promotes iron core 201 move right by long cantilever 403, and iron core 201 is resetted; While plunger return block 4 turns clockwise, its reset cantilever 402 promotes the swing arm of the 3rd sensitive switch 12, and the 3rd sensitive switch 12 is closed, and its disengaging cantilever 401 decontrols the shake-up to the second sensitive switch 11 swing arm, the second sensitive switch 11 is departed from closed.
After output drive block 3 clockwise rotation makes operating mechanism 1 separating brake, abort situation lock 13 turns clockwise around abort situation lock shaft 14 under the spring-force driven dual of locking torsion spring 15, its end face 1301 develops mutually with the step surface 303 exporting drive block 3, output drive block 3 is made to be rotated counterclockwise return, also the separating brake semiaxis of combined operation mechanism cannot be rotated counterclockwise return simultaneously, thus achieves the locking of abort situation.
Abort situation lock 13 is after the abort situation of lock operation mechanism 1, if need the locking removing abort situation, now promote the resetting shaft 1601 of restorer 16, make resetting shaft 1601 to left movement, promote abort situation lock 13 to be rotated counterclockwise, the end face 1301 of abort situation lock 13 and the step surface 303 exporting drive block 3 are disengaged export drive block 3 to be rotated counterclockwise under the spring-force driven dual of dropout torsion spring 7, thus the locking decontroled operating mechanism separating brake semiaxis, the fault locking of operating mechanism is removed.
Structure, ratio, size etc. that the present embodiment institute accompanying drawings illustrates, content all only in order to coordinate specification to disclose, understand for person skilled in the art scholar and read, and be not used to limit the enforceable qualifications of the utility model, therefore the not technical essential meaning of tool, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not affecting under effect that the utility model can produce and the object that can reach, still all should drop on technology contents that the utility model discloses and obtain in the scope that can contain.Simultaneously, quote in this specification as " on ", D score, "left", "right", " centre ", " clockwise ", " counterclockwise " etc. term, also only for ease of understanding of describing, and be not used to limit the enforceable scope of the utility model, the change of its relativeness or adjustment, under changing technology contents without essence, when being also considered as the enforceable category of the utility model.
Claims (9)
1. a circuit breaker failure dropout performance element, it comprises operating mechanism (1) and magnetic flow convertor (2), it is characterized in that: the iron core (201) of described magnetic flow convertor (2) can horizontal movement, can promote dropout output drive block (3) in motion process left make it turn clockwise, output drive block (3) of threading off is provided with kidney-shaped slotted eye (301), operating mechanism separating brake semiaxis cantilever (101) stretches into kidney-shaped slotted eye (301), output drive block (3) of threading off turns clockwise and pneumatic operating mechanism separating brake semiaxis cantilever (101) can be with to realize separating brake,
The main shaft cantilever (102) that described operating mechanism (1) is equipped with, main shaft cantilever (102) can be rotated counterclockwise, main shaft cantilever (102) is rotated counterclockwise in process and can promotes plunger return block (4) and turn clockwise, and the turn clockwise iron core (201) that can promote magnetic flow convertor (2) in process of plunger return block (4) moves right and realizes resetting.
2. a kind of circuit breaker failure dropout performance element as claimed in claim 1, it is characterized in that: described dropout exports drive block (3) and is contained in trip shaft (5), output drive block (3) of threading off can be rotated around trip shaft (5), trip shaft (5) two ends are contained on performance element base (6), described dropout output drive block (3) is equipped with dropout torsion spring (7) and makes it be rotated counterclockwise active force.
3. a kind of circuit breaker failure dropout performance element as claimed in claim 1, it is characterized in that: described dropout exports drive block (3) and is provided with and triggers cantilever (302), threading off exports drive block (3) and turns clockwise and trigger cantilever (302) in process and can trigger the first sensitive switch (8).
4. a kind of circuit breaker failure dropout performance element as claimed in claim 1, it is characterized in that: described plunger return block (4) is contained on plunger return axle (9), plunger return axle (9) two ends are contained on performance element base (6), plunger return block (4) can rotate around plunger return axle (9), plunger return block (4) is connected with extension spring (10), plunger return block (4) can be rotated counterclockwise under extension spring (10) effect, the disengaging cantilever (401) which is provided with in plunger return block (4) rotary course can trigger the second sensitive switch (11) and close.
5. a kind of circuit breaker failure dropout performance element as claimed in claim 1, it is characterized in that: described plunger return block (4) is provided with reset cantilever (402), described plunger return block (4) rotates clockwise in process, reset cantilever (402) can trigger the 3rd sensitive switch (12) and close, depart from cantilever (401) and the second sensitive switch (11) can be departed from, described plunger return block (4) is also provided with reset suspended block (402a), main shaft cantilever (102) is rotated counterclockwise in process and can promotes reset suspended block (402a) plunger return block (4) is turned clockwise.
6. a kind of circuit breaker failure dropout performance element as claimed in claim 1, it is characterized in that: described dropout exports drive block (3) and is provided with step surface (303), when output drive block (3) of threading off is positioned at open position, step surface (303) develops mutually with the end face (1301) on abort situation lock (13);
Abort situation lock (13) is contained in abort situation lock shaft (14), abort situation lock shaft (14) is contained on performance element base (6), abort situation lock (13) is equipped with locking torsion spring (15), abort situation lock (13) is adjacent in locking torsion spring (15) effect lower surface (1301) step surface (303) exporting drive block (3) of threading off and avoids it to reverse.
7. a kind of circuit breaker failure dropout performance element as claimed in claim 6, it is characterized in that: described abort situation lock (13) is connected with restorer (16), the resetting shaft (1601) of restorer (16) can promote abort situation lock (13) and be rotated counterclockwise step surface (303) and end face (1301) are departed from, threads off to export drive block (3) and be rotated counterclockwise under dropout torsion spring (7) acts on after departing from.
8. a kind of circuit breaker failure dropout performance element as claimed in claim 1, it is characterized in that: described iron core (201) is Step Shaft, iron core (201) left in motion process Step Shaft step surface (201a) promote to thread off and export drive block (3) and make it turn clockwise, the thin shaft part of Step Shaft (201b) exports the gap slot (304) on drive block (3) through threading off, the turn clockwise long cantilever (403) that plunger return block (4) stretches out in process of plunger return block (4) can promote the thin shaft part of Step Shaft (201b) and iron core (201) moved right realize resetting.
9. a kind of circuit breaker failure dropout performance element as claimed in claim 7, it is characterized in that: described magnetic flow convertor (2), restorer (16), the first sensitive switch (8), the second sensitive switch (11) and the 3rd sensitive switch (12) are all contained on performance element base (6), and performance element base (6) is installed on operating mechanism side plate (103).
Priority Applications (1)
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CN201420865110.XU CN204407270U (en) | 2014-12-29 | 2014-12-29 | A kind of circuit breaker failure dropout performance element |
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CN201420865110.XU CN204407270U (en) | 2014-12-29 | 2014-12-29 | A kind of circuit breaker failure dropout performance element |
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CN204407270U true CN204407270U (en) | 2015-06-17 |
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CN201420865110.XU Withdrawn - After Issue CN204407270U (en) | 2014-12-29 | 2014-12-29 | A kind of circuit breaker failure dropout performance element |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105810521A (en) * | 2014-12-29 | 2016-07-27 | 上海良信电器股份有限公司 | Circuit breaker fault tripping executing unit |
-
2014
- 2014-12-29 CN CN201420865110.XU patent/CN204407270U/en not_active Withdrawn - After Issue
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105810521A (en) * | 2014-12-29 | 2016-07-27 | 上海良信电器股份有限公司 | Circuit breaker fault tripping executing unit |
CN105810521B (en) * | 2014-12-29 | 2018-06-01 | 上海良信电器股份有限公司 | A kind of circuit breaker failure dropout execution unit |
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GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20150617 Effective date of abandoning: 20180601 |
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AV01 | Patent right actively abandoned |