CN206401250U - The operating mechanism of assistant release - Google Patents
The operating mechanism of assistant release Download PDFInfo
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- CN206401250U CN206401250U CN201621334956.6U CN201621334956U CN206401250U CN 206401250 U CN206401250 U CN 206401250U CN 201621334956 U CN201621334956 U CN 201621334956U CN 206401250 U CN206401250 U CN 206401250U
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- arm
- lock
- connecting rod
- shell
- operating mechanism
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Abstract
The operating mechanism of assistant release, including shell and the handle and rocking arm that are pivoted in shell, handle is connected with connecting rod and rocking arm, connecting rod and lock are pivoted on rocking arm respectively, lock includes the lock arm and actuating arm being connected, the lock arm of lock and connecting rod hasp connection, the actuating arm of lock and the push rod of electromagnetic relay are oppositely arranged, and the end of actuating arm is provided with the driving plane coordinated with push rod.The utility model provides a kind of operating mechanism of assistant release, pass through four main actions parts of handle, connecting rod, rocking arm and lock composition operating mechanism, and the mechanical locking structure of operating mechanism is made up of the lock with electromagnetic relay drive connection and connecting rod hasp connection, assistant release rapid-releasing can be achieved, it is simple in construction, the trip time of assistant release is reduced, the driving structure further coordinated using driving plane with push rod accelerates assistant release to thread off.
Description
Technical field
The utility model is related to Low Voltage Electrical Apparatus, and in particular to a kind of assistant release of residual current action breaker
Operating mechanism.
Background technology
The actuating mechanism of the assistant release of existing residual current action breaker using quadric chain and one by
Hook realizes tripping operation with the mechanical chain disconnected of tripping lever composition.Usual quadric chain by fix bar, driving lever,
Connecting rod and constituted by lever, and some hook lever, tripping lever, back-moving springs etc. are included by lever, because structure is more multiple
Miscellaneous, amount of parts is more, thus transmission series is more, and the trip time not yet reaches short enough.
Utility model content
The purpose of this utility model is to overcome the defect of prior art, and there is provided one kind is simple in construction, part is less, tripping operation
The operating mechanism of time shorter assistant release.
To achieve the above object, the utility model employs following technical scheme:
A kind of operating mechanism of assistant release, including shell 1 and the handle 2 and rocking arm that are pivoted in shell 1
5, the handle 2 is connected with connecting rod 4 and Rocker arm 5, and the connecting rod 4 and lock 6 are pivoted on Rocker arm 5 respectively, described
Lock 6 includes the lock arm 61 and actuating arm 62 being connected, the lock arm 61 and the hasp connection of connecting rod 4 of the lock 6, lock 6
The push rod 70 of actuating arm 62 and electromagnetic relay 7 be oppositely arranged, and the actuating arm 62 end provided with matching somebody with somebody with push rod 70
The driving plane 60 of conjunction.
Preferably, assistant release be in closure state under, it is described driving plane 60 it is parallel with the side of push rod 70 and
Contact connection.
Preferably, the connecting rod 4 and Rocker arm 5 are connected by gangbar 3 with handle 2, and the connecting rod 4 is stacked
On Rocker arm 5, the middle part of connecting rod 4 is provided with the first rod aperture 41 coordinated with gangbar 3, the Rocker arm 5 at the first rod aperture 41 of correspondence
Provided with the second rod aperture 51 coordinated with gangbar 3, one end of gangbar 3 is connected on handle 2, and the other end is connected to first in turn
In the rod aperture 51 of rod aperture 41 and second, also, connecting rod 4 one end by being rotatably installed in the of Rocker arm 5 provided with the first mounting hole 42
In one installation axle 52, the other end and 6 hasp connections of lock of connecting rod 4.
Preferably, the Rocker arm 5 is rotatably installed on the rocker shaft 10 of shell 1 by rocker shaft hole 50 thereon,
The connecting rod 4 and lock 6 are stacked on Rocker arm 5 respectively is located at same stratum, and the lock 6 is in lock arm 61 and actuating arm
62 junctions are provided with the second installation axle 64, are engaged with the second mounting hole 53 on Rocker arm 5;Second installation axle 64 and electromagnetism
Relay 7 is located at the both sides of rocker shaft 10 respectively, and the lock arm 61 of lock 6 is stretched between connecting rod 4 and rocker shaft 10, is latched
6 actuating arm 62 is connected with the non-rectilinear of lock arm 61 so that is formed and turned for avoiding rocking arm between actuating arm 62 and lock arm 61
The avoidance opening 65 of axle 10.
Preferably, the side wall of second mounting hole 53 is provided with groove, and second installation axle 64 is and tooth of synchronous belt
The cylinder that second mounting hole 53 coordinates.
Preferably, the actuating arm 62 is located between rocker shaft 10 and the projection 54 of Rocker arm 5, and actuating arm 62 is close
The side of projection 54 is provided with adjutage 66, and one end of the adjutage 66 is connected on actuating arm 62, and the other end is provided with and drive
The button-head 67 of swing arm 62 separately.
Preferably, the first reduction torsion spring 11, the middle part of the first reduction torsion spring 11 are provided between the Rocker arm 5 and shell 1
Spring body be sleeved on the rocker shaft 10 of shell 1, and positioned at shell 1 bottom plate and Rocker arm 5 between, the first reduction torsion spring 11
Two ends be respectively engaged with Rocker arm 5 and shell 1.
Preferably, the handle 2 is provided with arm pivot post hole by being rotatably installed on the arm pivot post 12 of shell 1, also,
The second reduction torsion spring 13 is provided between the handle 2 and shell 1, the spring body suit at the middle part of the second reduction torsion spring 13 is outside
On the arm pivot post 12 of shell 1, and between the bottom plate and handle 2 of shell 1, the two ends of the second reduction torsion spring 13 are respectively engaged with
On handle 2 and shell 1;The handle 2 is provided with the keeper 20 coordinated with the upper lid of shell 1, and the keeper 20 includes being connected
The location division connect and installation portion, the installation portion of the keeper 20 are the annulus set being enclosed on arm pivot post 12, keeper 20
Location division is the circular arc block coordinated with the upper lid of shell 1.
Preferably, the lock arm 61 of the lock 6 is provided with the overlap joint breach 63 being engaged with connecting rod 4, the connecting rod 4
End is provided with the lock tooth 43 being engaged with overlap joint breach 63.
Preferably, second rod aperture 51 is the arc-shaped hole set around the first mounting post 52.
The operating mechanism of assistant release of the present utility model, passes through handle, connecting rod, rocking arm and lock composition operating mechanism
Four main actions parts, and pass through the lock with electromagnetic relay drive connection and connecting rod hasp connection and constitute operating mechanism
Mechanical locking structure, assistant release rapid-releasing can be achieved, it is simple in construction, reduce the part of operating mechanism, be driven series
It is few, so as to reduce the trip time of assistant release, Interruption is improved, further using the driving plane and electromagnetism of lock
The driving structure that the push rod of relay coordinates so that the driving between electromagnetic relay and lock is more quick and steady, so that
Further assistant release is accelerated to thread off.
Brief description of the drawings
Fig. 1 is the stereogram of assistant release of the present utility model;
Fig. 2 is the structural representation of assistant release under closure state of the present utility model;
Fig. 3 is the structural representation of assistant release under trip status of the present utility model;
Fig. 4 is the structural representation of rocking arm of the present utility model;
Fig. 5 is the structural representation of lock of the present utility model;
Fig. 6 is the structural representation of connecting rod of the present utility model;
Fig. 7 is the structural representation of residual current action breaker of the present utility model.
Embodiment
The embodiment provided below in conjunction with accompanying drawing 1 to 7, further illustrates the operation machine of assistant release of the present utility model
The embodiment of structure.The operating mechanism of assistant release of the present utility model is not limited to the following description.
As shown in figure 1, the operating mechanism of assistant release of the present utility model, including shell 1 and it is pivotally mounted outside
Handle 2 and Rocker arm 5 in shell 1, the handle 2 are connected with connecting rod 4 and Rocker arm 5, and the connecting rod 4 and lock 6 are pivoted respectively
On Rocker arm 5, the lock 6 includes the lock arm 61 and actuating arm 62 being connected, and the lock arm 61 of the lock 6 is with connecting
The hasp connection of bar 4, the push rod 70 of the actuating arm 62 and electromagnetic relay 7 of lock 6 is oppositely arranged, and the end of the actuating arm 62
The driving plane 60 coordinated with push rod 70 is provided with, is easy to promote unblock by push rod 70 when threading off.Assistant release is threaded off
When, push rod 70 is acted, in the driving plane 60 for striking 6 actuating arms 62 of lock, drives the lock arm 61 of lock 6 to swing so that
Lock 6 unlocks with connecting rod 4, and then band fixed handle 2 and Rocker arm 5 return to unloading position, realizes that assistant release is threaded off, can be same
Step drives the breaker unit 8 of residual current action breaker to thread off.Pass through handle, connecting rod, rocking arm and lock composition operation machine
Four main actions parts of structure, and operation machine is constituted by the lock with electromagnetic relay drive connection and connecting rod hasp connection
The mechanical locking structure of structure, can be achieved assistant release rapid-releasing, simple in construction, reduce the part of operating mechanism, gear stage
Number is few, so as to reduce the trip time of assistant release, improves Interruption, further using the driving plane and electricity of lock
The driving structure that the push rod of magnetic relay coordinates so that the driving between electromagnetic relay and lock is more quick and steady, from
And further accelerate assistant release to thread off.
Specifically, as shown in fig. 7, residual current action breaker includes the assistant release and breaker being bolted together
Unit 8, the assistant release is linked and connected by the Rocker arm 5 of operating mechanism and the breaker unit of residual current action breaker
Connect.The Rocker arm 5 is provided with two arcwalls 55 separately on the bottom surface towards the bottom plate of shell 1, with stretching out breaker unit 8
The universal driving shaft 80 of housing coordinates, and the shell 1 of universal driving shaft 80 through the assistant release of breaker unit 8 stretches into two arcwalls 55
Between stopper slot in, tripping force is passed to breaker list by the Rocker arm 5 by the fit form of stopper slot and universal driving shaft 80
Member 8.
As shown in Fig. 2 being in assistant release under closure state, the driving plane 60 is parallel with the side of push rod 70
And contact connection.Increase driving plane and ejector pin contact area so that push rod promotes the process of lock rotation more steady, fast
Speed.
As shown in figs. 1-7, handle of the present utility model and connecting rod and the linkage structure of rocking arm, the connecting rod 4 and Rocker arm 5 lead to
Cross gangbar 3 to be connected with handle 2, the connecting rod 4 is stacked on Rocker arm 5, the middle part of connecting rod 4 is provided with and gangbar 3
The second rod aperture 51 coordinated with gangbar 3, connection are provided with the first rod aperture 41 coordinated, the Rocker arm 5 at the first rod aperture 41 of correspondence
One end of lever 3 is connected on handle 2, and the other end is connected in turn in the first rod aperture 41 and the second rod aperture 51, also, connecting rod 4
One end by being rotatably installed in provided with the first mounting hole 42 in the first installation axle 52 of Rocker arm 5, the other end and lock of connecting rod 4
6 hasp connections.Handle can synchronously drive connecting rod and rocking arm stacked together by gangbar, simplify the structure of operating mechanism,
Improve action linkage and reliability between each part of operating mechanism.Especially, second rod aperture 51 is around the first mounting post
52 arc-shaped holes set.Specifically, gangbar 3 is made up of two L-shaped bars being connected, and described two L-shaped bars include being in L
The major axis and short axle of shape connection, the major axis of two of which L-shaped bar is in the angled connection of same plane, and the angle preferred scope is big
It is less than 180 degree in 90 degree, the short axle of two L-shaped bars is parallel to each other, the short axle of a L-shaped bar is used to connect with connecting rod 4 and Rocker arm 5
Connect, the short axle of another L-shaped bar is then used to be connected with handle 2, and the short axle of the L-shaped bar for being connected with connecting rod 4 and Rocker arm 5 is long
Degree is more than the minor axis length for the L-shaped bar for being used for being connected with handle 2.
As shown in Figure 5 and Figure 6, the mechanical locking structure of operating mechanism of the present utility model, the lock arm 61 of the lock 6
Provided with the overlap joint breach 63 being engaged with connecting rod 4, the end of the connecting rod 4 is provided with the lock tooth being engaged with overlap joint breach 63
43.Overlap joint breach 63 is square breach.Mechanical locking structure is simple and reliable, only needs lock tooth riding over overlap joint breach during assembling
Place, reduces the requirement of assembly precision, improves the convenience and efficiency of assembling.
As shown in figs. 1-7, the concrete structure of operating mechanism of the present utility model, the Rocker arm 5 is turned by rocking arm thereon
Axis hole 50 is rotatably installed on the rocker shaft 10 of shell 1, and the connecting rod 4 and lock 6 are stacked are located on Rocker arm 5 respectively
Same stratum, the lock 6 is provided with the second installation axle 64 in lock arm 61 and the junction of actuating arm 62, with second on Rocker arm 5
Mounting hole 53 is engaged;Second installation axle 64 and electromagnetic relay 7 are located at the both sides of rocker shaft 10 respectively, lock 6
Lock arm 61 is stretched between connecting rod 4 and rocker shaft 10, and the actuating arm 62 of lock 6 is connected with the non-rectilinear of lock arm 61 so that driven
The avoidance opening 65 for avoiding rocker shaft 10 is formed between swing arm 62 and lock arm 61.This structure design so that auxiliary is de-
The structure for detaining device is compacter, beneficial to assistant release Miniaturization Design, while so that between each part of assistant release
Transmission is more quick, orderly, improves the performance of assistant release.In addition, the side wall of second mounting hole 53 is provided with groove,
Second installation axle 64 is the cylinder coordinated with the second mounting hole 53 of tooth of synchronous belt.Rocking arm has one and supports lock
The groove hole of second installation axle, the direct contact surface for the second installation axle that can reduce and latch is accumulated, so as to reduce operating mechanism
Frictional resistance, the second installation axle of lock is designed to spherical, and purpose is also to reduce contact area, improves operating mechanism dropout dynamic
The speed of work.Moreover, the actuating arm 62 is located between rocker shaft 10 and the projection 54 of Rocker arm 5, and actuating arm 62 is close
The side of projection 54 is provided with adjutage 66, and one end of the adjutage 66 is connected on actuating arm 62, and the other end is provided with and drive
The button-head 67 of swing arm 62 separately.
As shown in figure 1, being provided between the Rocker arm 5 and shell 1 in the first reduction torsion spring 11, first reduction torsion spring 11
The spring body in portion is sleeved on the rocker shaft 10 of shell 1, and between the bottom plate and Rocker arm 5 of shell 1, the first reduction torsion spring
11 two ends are respectively engaged with Rocker arm 5 and shell 1.The handle 2 provided with arm pivot post hole by being rotatably installed in shell 1
On arm pivot post 12, also, it is provided between the handle 2 and shell 1 in the second reduction torsion spring 13, second reduction torsion spring 13
The spring body in portion is sleeved on the arm pivot post 12 of shell 1, and between the bottom plate and handle 2 of shell 1, the second reduction torsion spring
13 two ends are respectively engaged with handle 2 and shell 1.The handle 2 is provided with the keeper 20 coordinated with the upper lid of shell 1, institute
Location division and installation portion that keeper 20 includes being connected are stated, the installation portion of the keeper 20 is to be enclosed on arm pivot post 12
Annulus set, the location division of keeper 20 is the circular arc block coordinated with the upper lid of shell 1, and the upper lid of the shell 1 is provided with and circle
Circular arc projection or arc groove that the arc edge of arc block coordinates.The location division of keeper and the upper lid of shell coordinate, to handle
Positioning action is played, can effectively prevent handle from being rocked in motion process after the upper lid of shell is covered, the operation of handle is improved
Characteristic.
As shown in Fig. 2 electromagnetic relay 7 is hinged in two fixing axles 14 of shell 1, ZCT collects dropout
Being handled after order by a series of signal can be moved right the push rod 70 of electromagnetic relay 7, and the inside of electromagnetic relay 7 is also set
There is the back-moving spring that push rod 8 can be made to reset upon actuation.
The dropout process of residual current action breaker of the present utility model, the operating mechanism of assistant release is in closure
Under state as shown in fig. 2, the electromagnetic relay electrically couples with the induction coil of a ZCT, ZCT
Induction coil can detect residual current, after residual current reaches certain value, encourage electromagnetic relay coil, drive electromagnetism after
Electrical equipment push rod 70 ejection move right, promote lock 6 start counter-clockwise rotary motions so that the lock tooth 43 of connecting rod 4 from lock 6
Overlap joint breach 63 in depart from so that operating mechanism mechanical chain disconnect unlock, then Rocker arm 5 first reset turn round
Spring 11 starts rotate counterclockwise reset under driving, answered while handle 2 starts rotate counterclockwise under the drive of the second reduction torsion spring 13
Position, realizes that assistant release completes dropout, as shown in Figure 3.Synchronously, the dropout that electromagnetic relay collects ZCT
Order and the universal driving shaft 80 that breaker unit 8 stretches out is delivered to by the arcwall 55 of Rocker arm 5, Rocker arm 5 returns to unloading position
Action, drives universal driving shaft 80, so as to drive breaker unit 8 to complete dropout.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that specific implementation of the present utility model is confined to these explanations.For the ordinary skill of the utility model art
For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded
To belong to protection domain of the present utility model.
Claims (10)
1. a kind of operating mechanism of assistant release, it is characterised in that:Including shell (1) and it is pivoted in shell (1)
Handle (2) and rocking arm (5), the handle (2) is connected with connecting rod (4) and rocking arm (5), the connecting rod (4) and lock (6)
It is pivoted on respectively on rocking arm (5), the lock (6) includes the lock arm (61) and actuating arm (62) being connected, the lock
The lock arm (61) and connecting rod (4) hasp connection of (6) are detained, the actuating arm (62) of (6) and the push rod of electromagnetic relay (7) is latched
(70) it is oppositely arranged, and the end of the actuating arm (62) is provided with the driving plane (60) coordinated with push rod (70).
2. the operating mechanism of assistant release according to claim 1, it is characterised in that:Closure is in assistant release
Under state, the driving plane (60) is parallel with the side of push rod (70) and contacts connection.
3. the operating mechanism of assistant release according to claim 1, it is characterised in that:The connecting rod (4) and rocking arm (5)
It is connected by gangbar (3) with handle (2), the connecting rod (4) is stacked on rocking arm (5), and connecting rod is set in the middle part of (4)
There is correspondence the first rod aperture (41) place on the first rod aperture (41) coordinated with gangbar (3), the rocking arm (5) to be provided with and gangbar
(3) the second rod aperture (51) coordinated, one end of gangbar (3) is connected on handle (2), and the other end is connected to the first rod aperture in turn
(41) and the second rod aperture (51) in, also, connecting rod (4) one end by being rotatably installed in rocking arm provided with the first mounting hole (42)
(5) in the first installation axle (52), the other end and lock (6) hasp connection of connecting rod (4).
4. the operating mechanism of assistant release according to claim 1, it is characterised in that:The rocking arm (5) is by thereon
Rocker shaft hole (50) be rotatably installed on the rocker shaft of shell (1) (10), the connecting rod (4) and lock (6) respectively layer
Folded be arranged on rocking arm (5) is located at same stratum, and the lock (6) is provided with the in lock arm (61) and actuating arm (62) junction
Two installation axles (64), are engaged with the second mounting hole (53) on rocking arm (5);Second installation axle (64) and electromagnetic relay
(7) be located at the both sides of rocker shaft (10) respectively, the lock arm (61) of lock (6) stretch into connecting rod (4) and rocker shaft (10) it
Between, the actuating arm (62) of lock (6) is connected with lock arm (61) non-rectilinear so that shape between actuating arm (62) and lock arm (61)
Into the avoidance opening (65) for avoiding rocker shaft (10).
5. the operating mechanism of assistant release according to claim 4, it is characterised in that:Second mounting hole (53)
Side wall is provided with groove, and second installation axle (64) is the cylinder coordinated with the second mounting hole (53) of tooth of synchronous belt.
6. the operating mechanism of assistant release according to claim 4, it is characterised in that:The actuating arm (62), which is located at, shakes
Between arm rotating shaft (10) and the projection (54) of rocking arm (5), and actuating arm (62) is provided with extension on the side close to raised (54)
Arm (66), one end of the adjutage (66) is connected on actuating arm (62), and the other end is provided with actuating arm (62) separately
Button-head (67).
7. the operating mechanism of assistant release according to claim 1, it is characterised in that:The rocking arm (5) and shell (1)
Between be provided with the first reduction torsion spring (11), the spring body in the middle part of first reduction torsion spring (11) is sleeved on the rocking arm of shell (1)
In rotating shaft (10), and between the bottom plate and rocking arm (5) of shell (1), the two ends of the first reduction torsion spring (11) are respectively engaged with
On rocking arm (5) and shell (1).
8. the operating mechanism of assistant release according to claim 1, it is characterised in that:The handle (2) by provided with
Arm pivot post hole is rotatably installed on the arm pivot post of shell (1) (12), also, is provided between the handle (2) and shell (1)
Spring body in the middle part of second reduction torsion spring (13), second reduction torsion spring (13) is sleeved on the arm pivot post (12) of shell (1)
On, and between the bottom plate and handle (2) of shell (1), the two ends of the second reduction torsion spring (13) be respectively engaged with handle (2) and
On shell (1);The handle (2) is provided with the keeper (20) coordinated with the upper lid of shell (1), and the keeper (20) includes phase
The location division of connection and installation portion, the installation portion of the keeper (20) are the annulus set being enclosed on arm pivot post (12), positioning
The location division of part (20) is the circular arc block coordinated with the upper lid of shell (1).
9. the operating mechanism of assistant release according to claim 1, it is characterised in that:The lock arm of the lock (6)
(61) provided with the overlap joint breach (63) being engaged with connecting rod (4), the end of the connecting rod (4) is provided with and overlap joint breach (63) phase
The lock tooth (43) of cooperation.
10. the operating mechanism of assistant release according to claim 3, it is characterised in that:Second rod aperture (51) is
The arc-shaped hole set around the first mounting post (52).
Priority Applications (1)
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CN201621334956.6U CN206401250U (en) | 2016-12-07 | 2016-12-07 | The operating mechanism of assistant release |
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CN201621334956.6U CN206401250U (en) | 2016-12-07 | 2016-12-07 | The operating mechanism of assistant release |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109509689A (en) * | 2017-09-14 | 2019-03-22 | 浙江正泰电器股份有限公司 | The operating mechanism of device for switching |
CN111863556A (en) * | 2020-08-07 | 2020-10-30 | 上海电器科学研究所(集团)有限公司 | Auxiliary tripping unit of circuit breaker |
-
2016
- 2016-12-07 CN CN201621334956.6U patent/CN206401250U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109509689A (en) * | 2017-09-14 | 2019-03-22 | 浙江正泰电器股份有限公司 | The operating mechanism of device for switching |
CN109509689B (en) * | 2017-09-14 | 2024-03-26 | 浙江正泰电器股份有限公司 | Operating mechanism of switch electric appliance |
CN111863556A (en) * | 2020-08-07 | 2020-10-30 | 上海电器科学研究所(集团)有限公司 | Auxiliary tripping unit of circuit breaker |
CN111863556B (en) * | 2020-08-07 | 2022-09-30 | 上海电器科学研究所(集团)有限公司 | Auxiliary tripping unit of circuit breaker |
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