CN206163437U - Circuit breaker unit and combination circuit breaker with manual tripping device - Google Patents
Circuit breaker unit and combination circuit breaker with manual tripping device Download PDFInfo
- Publication number
- CN206163437U CN206163437U CN201620974332.4U CN201620974332U CN206163437U CN 206163437 U CN206163437 U CN 206163437U CN 201620974332 U CN201620974332 U CN 201620974332U CN 206163437 U CN206163437 U CN 206163437U
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- China
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- connecting lever
- drawing plate
- circuit breaker
- breaker
- dropout
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Abstract
The utility model relates to a circuit breaker unit and combination circuit breaker with manual tripping device, when needs make breaker open operation, thereby pulling tractive board messenger stirs the bandeau moves the second rotation of arm, and the rotatory turning arm of second rotation of arm messenger is rotatory, and rotatory turning arm rotation drives touch bar motion, the rotation of touch bar drive dropout turning arm through the first arm to make the circuit breaker thread off and the separating brake. Like this, when overhauing the circuit and needing to make breaker open operation, only need the pulling stayed pole can, convenient operation and reliable guarantees the safety of maintainer.
Description
Technical field
The utility model is related to a kind of breaker unit with hand tripping mechanism and combination circuit breaker, belongs to miniature disconnected
Road device technical field.
Background technology
Miniature circuit breaker is a kind of conventional power switch in prior art, has in low-voltage distribution field and widely should
With such as home switch etc..As shown in figure 1, typically having tripping mechanism 2 in miniature circuit breaker, tripping mechanism 2 generally comprises one
Individual dropout connecting lever 6, dropout connecting lever 6 is connected on the housing of breaker by fixing axle 26, when breaker is in "on" position,
Tripping mechanism 2 prevents the moving contact 3 of breaker from separating brake, when needing breaker open operation, only dropout connecting lever 6 need to be rotated into one
Individual less angle can unlock the moving contact 3 of breaker, and the moving contact 3 of breaker will be dynamic under the pulling of tripping spring 5
Contact 3 separates with static contact 4.
When circuit breaks down, need to overhaul circuit, need the moving contact of breaker and quiet before maintenance
Contact is disconnected so as to ensure to need the circuit of maintenance to be off, and security incident occurs to prevent maintainer from getting an electric shock.
Utility model content
In order to overcome defect of the prior art, the utility model to provide a kind of breaker list with hand tripping mechanism
Unit and combination circuit breaker, it is easy to operate and can reliably make breaker open operation, it is ensured that the safety of maintainer.
In order to achieve the above object and related purpose, a kind of breaker list with hand tripping mechanism of the present utility model
Unit adopts the following technical scheme that：A kind of breaker unit with hand tripping mechanism, including tripping mechanism, the tripping mechanism
Including a dropout connecting lever, rotating the dropout connecting lever can make circuit breaker tripping and separating brake；Also include rotation connecting lever, drawing plate, institute
State rotation connecting lever to be connected on the housing of breaker by a rotating shaft parallel with the rotation axis of dropout connecting lever, rotate connecting lever
With the first arm and the second arm；The end of the first arm connects the touch pole of one and the shaft parallel, the touch pole with it is de-
Button connecting lever connection；Can move back and forth in the chute that the drawing plate is plugged on Shell of circuit breaker and along chute, drawing plate
One end is provided with stirs head, mobile drawing plate can make it is described stir head and stir second arm rotate rotation connecting lever, rotation is turned
Arm rotarily drives touch pole and moves and rotate dropout connecting lever, so that circuit breaker tripping and separating brake.
Preferably, the side of the dropout connecting lever is provided with a connecting hole, and the touch pole is inserted in the connecting hole, described
Connecting hole is not coaxial with the rotation axis of dropout connecting lever, and the rotating shaft is coaxial with the rotation axis of dropout connecting lever.
Preferably, the drawing plate is provided with a lockhole, and when breaker is in "on" position, the lockhole is located at open circuit
Device case inside；When drawing plate is moved to dropout connecting lever is rotated to trip positions, the lockhole is completely exposed in breaker
The outside of housing.
Preferably, be provided with the middle of the drawing plate one along drawing plate glide direction extend elongated slot, elongated slot along length side
To two side on be respectively provided with the positioning convex of two circles, Shell of circuit breaker is provided with a locating dowel, when drawing plate is moved to
When dropout connecting lever is rotated to trip positions, the locating dowel is stuck between the positioning convex.
Preferably, the drawing plate is vertically inserted in the chute, and the upper end of drawing plate is exposed to Shell of circuit breaker
Outer surface, it is described to stir the lower end that head is arranged on drawing plate.
Preferably, the side of the drawing plate be provided with one perpendicular to the drawing plate slip plate, the slip plate
It is connected with control device；When breaker is in closing position, the slip plate can slide and insert perpendicular to the drawing plate
In jack on drawing plate.
Preferably, the gathering sill of arc is additionally provided with the Shell of circuit breaker, the touch pole is arranged in gathering sill.
With a kind of above-mentioned breaker unit with hand tripping mechanism correspondingly, the utility model also provides a kind of group
Breaker is closed, is adopted the following technical scheme that：A kind of combination circuit breaker, including multi-phase circuit breaker unit, the multi-phase circuit breaker list
A phase breaker unit in unit be above-mentioned technical proposal and described in arbitrary preferred technical scheme with hand tripping mechanism
Breaker unit, the gangbar between the dropout connecting lever of the multi-phase circuit breaker unit by being coaxially disposed with the touch pole
Connection.
Based on above-mentioned technical proposal, a kind of breaker unit with hand tripping mechanism of the present utility model and combination are disconnected
Road utensil has the advantages that：When needing to make breaker open operation, drawing plate is pulled so that stirring head drives the rotation of the second arm
Turn, the rotation of the second arm rotates rotation connecting lever, rotation connecting lever rotates and drives touch pole motion, touch pole to drive by the first arm
Dropout connecting lever rotates, so that circuit breaker tripping and separating brake.So, when overhauling to circuit and needing to make breaker open operation, only
Stayed pole need to be pulled, it is easy to operate and reliable, it is ensured that the safety of maintainer.
Description of the drawings
Fig. 1 is shown as tripping mechanism, moving contact, the connection diagram of static contact of breaker.
Fig. 2 is shown rotated at the connection diagram of connecting lever, drawing plate and slip plate.
Fig. 3 is shown as the cross-sectional view of drawing plate, slip plate and padlock.
Fig. 4 is shown as in Fig. 2 the sectional view at A-A.
Fig. 5 is shown as a kind of schematic perspective view of combination circuit breaker.
Reference is as follows：
1 breaker unit 15 stirs head
The connecting hole of 2 tripping mechanism 16
The jack of 3 moving contact 17
The slip plate of 4 static contact 18
The elongated slot of 5 tripping spring 19
The positioning convex of 6 dropout connecting lever 20
The 7 rotation locating dowels of connecting lever 21
The fin of 8 drawing plate 22
The groove of 9 rotating shaft 23
The baffle plate of 10 housing 24
The gathering sill of 11 first arm 25
The fixing axle of 12 second arm 26
The lockhole of 13 touch pole 27
The padlock of 14 chute 28
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.These embodiments are only
For illustrating the utility model, and it is not limitation of the utility model.
In description of the present utility model, it should be noted that term " " center ", " longitudinal direction ", " horizontal ", " on ", D score,
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward " is
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicates
Or the device or element of hint indication with specific orientation, with specific azimuth configuration and operation, therefore must not be understood that
It is to restriction of the present utility model.Additionally, term " first ", " second " be only used for describe purpose, and it is not intended that indicate or
Hint relative importance.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly
Connection；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Additionally, in description of the present utility model, unless otherwise stated, " multiple " are meant that two or more.
Refer to Fig. 1 and Fig. 2, a kind of breaker unit with hand tripping mechanism of the present utility model, including dropout
Mechanism 2, the tripping mechanism 2 includes a dropout connecting lever 6, and rotating the dropout connecting lever 6 can make circuit breaker tripping and separating brake；Also wrap
Rotation connecting lever 7, drawing plate 8 are included, the rotation connecting lever 7 is connected by a rotating shaft 9 parallel with the rotation axis of dropout connecting lever 6
On the housing 10 of breaker, rotation connecting lever 7 has the first arm 11 and the second arm 12；The end of the first arm 11 connects one and institute
The parallel touch pole 13 of rotating shaft 9 is stated, the touch pole 13 is connected with dropout connecting lever 6；The drawing plate 8 is plugged in Shell of circuit breaker
Can move back and forth in a chute 14 on 10 and along chute 14, one end of drawing plate 8 is provided with stirs 15, the mobile energy of drawing plate 8
Enough make it is described stir 15 and stir second arm 12 rotate rotation connecting lever 7, rotation connecting lever 7 rotarily drives touch pole 13 and moves
And dropout connecting lever 6 is rotated, so that circuit breaker tripping and separating brake.
A kind of breaker unit with hand tripping mechanism that the utility model is provided connects in circuit, when maintenance electricity
Road and when needing to make breaker open operation, pull drawing plate 8 rotates so that stirring 15 second arm 12 of drive, and the second arm 12 rotates
Rotate rotation connecting lever 7, rotation connecting lever 7 rotates and drives touch pole 13 to move by the first arm 11, touch pole 13 drives threads off
Connecting lever 6 rotates, so that circuit breaker tripping and separating brake.So, when overhauling circuit and needing to make breaker open operation, only need to draw
Dynamic stayed pole, it is easy to operate and reliable, it is ensured that the safety of maintainer.
Incorporated by reference to Fig. 1 and Fig. 2, as a kind of preferred mode, a connection can be provided with the side of the dropout connecting lever 6
Hole 16, the touch pole 13 is inserted in the connecting hole 16, and the connecting hole 16 is not coaxial with the rotation axis of dropout connecting lever 6,
And the rotating shaft 9 is coaxial with the rotation axis of dropout connecting lever 6.So, the one end when touch pole 13 and the second arm for rotating connecting lever 7
12 connections, the other end is connected with the connecting hole 16 on dropout connecting lever 6, when touch pole 13 is driven and 9 rotation around the shaft by rotation connecting lever 7
When turning, touch pole 13 drives dropout connecting lever 6 and the rotation synchronous rotary of connecting lever 7, dropout connecting lever 6 to rotate and make tripping mechanism 2 thread off,
The separating brake under the pulling of tripping spring 5 of moving contact 3.In order to limit the movement of touch pole 13, as shown in Fig. 2 the breaker shell
The gathering sill 25 of arc is additionally provided with body 10, the touch pole 13 is arranged in gathering sill 25, when touch pole 13 is moved to and institute
When stating the upper-end contact of gathering sill 25, tripping mechanism 2 is in lock position, when touch pole 13 is moved to and the gathering sill 25
During lower end in contact (position shown in Fig. 2), tripping mechanism 2 is in trip positions.
Incorporated by reference to Fig. 2 and Fig. 3, as one kind preferred embodiment, the drawing plate 8 is provided with a lockhole 27, when disconnected
When road device is in "on" position, the lockhole 27 is located at Shell of circuit breaker inner side, and when drawing plate 8 is moved to dropout connecting lever 6 is revolved
When going to trip positions, the lockhole 27 is just completely exposed in the outside of Shell of circuit breaker.So, when needing breaker point
During lock, drawing plate 8 is moved to makes dropout connecting lever 6 rotate to trip positions, and tripping mechanism 2 is threaded off and makes breaker open operation, this
When, the dew of lockhole 27 is completely exposed in Shell of circuit breaker outside, a padlock 28 is hung on lockhole 27 and is pinned, and prevents ignorant
Other staff mistakenly drawing plate 8 is moved and enables breaker to recover lock state.So, drawing plate 8 cannot be again
Back move, the lower end of drawing plate 8 is stirred 15 and remains stationary as rotation connecting lever 7, so that dropout connecting lever 6 is maintained at dropout position
Put, breaker just cannot be latched again, even if there are other staff to pass through the rotary handle or control device of breaker to breaker
Carry out closing operation or reclosing operation so can not more ensure that the safety of maintainer by breaker closing.Make
For one kind preferred embodiment, as shown in Fig. 2 being provided with the length extended along the glide direction of drawing plate 8 in the middle of the drawing plate 8
Groove 19, is respectively provided with the positioning convex 20 of two circles on the two side along its length of elongated slot 19, make when drawing plate 8 is moved to
When dropout connecting lever 6 is rotated to trip positions, the locating dowel 21 is stuck between the positioning convex 20.So, when drawing plate 8 is moved
Move to the jack 17 be completely exposed when the hull outside of breaker, positioning convex 20 and locating dowel 21 can be by drawing plates
8 positioning, in order to install padlock 28 in lockhole 27.As shown in Fig. 2 of the present utility model a kind of with hand tripping mechanism
Breaker unit in, the drawing plate 8 is vertically inserted in the chute 14, and the upper end of drawing plate 8 is exposed to breaker shell
The outer surface of body 10, it is described to stir 15 lower ends for being arranged on drawing plate 8.So, maintainer can be from the outside of breaker
Drawing plate 8 is pulled out upwards, is easy to operation.As shown in figure 4, the side of the drawing plate 8 is provided with one perpendicular to the drawing plate
Slip plate 18, the slip plate 18 is connected with control device；When breaker is in closing position, the slip plate
18 can slide perpendicular to the drawing plate 8 and insert in the jack 17 on drawing plate 8.The slip plate 18 connects with control device
Connect, breaker can be switched to manual operation state or automatic control state by the movement of slip plate 18, when circuit is normal,
Slip plate 18 switches to automatic mode, and slip plate 18 moves and is inserted in the jack 17 on drawing plate 8 and will pull
The locking of plate 8 prevents drawing plate 8 from being moved, to prevent circuit from mistakenly being disconnected；When needing to overhaul circuit, by cunning
Dynamic plate 18 switches to manual work state, and slip plate 18 slips away the jack 17 of drawing plate 8, and remove drawing plate 8 makes manually
Rotation connecting lever 7 is rotated so as to drive the rotation of dropout connecting lever 6 to thread off, and the lockhole 27 on drawing plate 8 is completely exposed the shell in breaker
After body, the installing one on lockhole 27 prevents drawing plate from being moved back into padlock 28.So ensure that the safety of maintainer.
The slip plate 18 is moved for the ease of maintainer, it is preferable that can in the horizontal direction slide in the slip plate 18,
The upper surface of slip plate 18 is provided with the fin 22 and/or groove 23 vertical with glide direction, such maintainer's finger buckle
Firmly fin 22 or groove 23 can move slip plate 18, in order to the anti-displacement of sliding stop plate 18 it is excessive, can be with
Baffle plate 24 is provided with the lower surface of slip plate 18, it is described to stop after in the jack 17 that slip plate 18 is inserted on drawing plate 8
Baffle plate 24 is switched off the stop surface backstop arranged on the housing 10 of device and can not continue to move to.
The utility model also provides a kind of combination circuit breaker, including multi-phase circuit breaker unit 1, the multi-phase circuit breaker unit
A phase breaker unit 1 in 1 be above-mentioned technical proposal and described in arbitrary preferred technical scheme with hand tripping mechanism
Breaker unit, the connection between the dropout connecting lever 6 of the multi-phase circuit breaker unit 1 by being coaxially disposed with the touch pole 13
Lever connects.Combination circuit breaker as shown in Figure 5 includes two-phase breaker unit 1, and certainly, a kind of combination of the present utility model is disconnected
Road device can also include more multiphase breaker unit 1.
The above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of without departing from the utility model know-why, some improvement and replacement can also be made, these change
Enter and replace also to should be regarded as protection domain of the present utility model.
Claims (8)
1. a kind of breaker unit with hand tripping mechanism, including tripping mechanism (1), the tripping mechanism (1) is including one
Dropout connecting lever (6), rotating the dropout connecting lever (6) can make circuit breaker tripping and separating brake；It is characterized in that：
Also include rotation connecting lever (7), drawing plate (8), rotation connecting lever (7) by one with the rotary shaft of dropout connecting lever (6)
The parallel rotating shaft of line (9) is connected on the housing of breaker, and rotation connecting lever (7) is with the first arm (11) and the second arm (12)；The
The end of one arm (11) connects a touch pole (13) parallel with the rotating shaft (9), the touch pole (13) and dropout connecting lever
(6) connect；
Can move back and forth in the chute (14) that the drawing plate (8) is plugged on Shell of circuit breaker and along chute (14), pull
One end of plate (8) is provided with stirs head (15), and mobile drawing plate (8) can make described to stir head (15) and stir second arm (12)
Rotate rotation connecting lever (7), rotation connecting lever (7) rotarily drives touch pole (13) and moves and rotate dropout connecting lever (6), so that
Circuit breaker tripping and separating brake.
2. the breaker unit with hand tripping mechanism as claimed in claim 1, is characterized in that：The dropout connecting lever (6)
Side be provided with a connecting hole (16), the touch pole (13) is inserted in the connecting hole (16), the connecting hole (16) with it is de-
The rotation axis of button connecting lever (6) is not coaxial, and the rotating shaft (9) is coaxial with the rotation axis of dropout connecting lever (6).
3. the breaker unit with hand tripping mechanism as claimed in claim 1, is characterized in that：On the drawing plate (8)
A lockhole (27) is provided with, when breaker is in "on" position, the lockhole (27) is positioned at Shell of circuit breaker inner side；Work as drawing plate
(8) it is moved to when dropout connecting lever (6) is rotated to trip positions, the lockhole (27) is completely exposed in the outer of Shell of circuit breaker
Side.
4. the breaker unit with hand tripping mechanism as claimed in claim 3, is characterized in that：In the drawing plate (8)
Between be provided with one along drawing plate (8) glide direction extend elongated slot (19), respectively set on the two side along its length of elongated slot (19)
There is the positioning convex (20) of two circles, Shell of circuit breaker is provided with a locating dowel (21), when drawing plate (8) is moved to dropout is made
When connecting lever (6) is rotated to trip positions, the locating dowel (21) is stuck between the positioning convex (20).
5. the breaker unit with hand tripping mechanism as claimed in claim 3, is characterized in that：The drawing plate (8) is erected
Directly it is inserted in the chute (14), the upper end of drawing plate (8) is exposed to the outer surface of Shell of circuit breaker, described to stir head (15)
It is arranged on the lower end of drawing plate (8).
6. the breaker unit with hand tripping mechanism as claimed in claim 1, is characterized in that：The side of the drawing plate
Be provided with one perpendicular to the drawing plate (8) slip plate (18), the slip plate (18) is connected with control device；Work as open circuit
When device is in closing position, the slip plate (18) can be slided and insert on drawing plate (8) perpendicular to the drawing plate (8)
In jack (17).
7. the breaker unit with hand tripping mechanism as claimed in claim 1, is characterized in that：On the Shell of circuit breaker
The gathering sill (25) of arc is additionally provided with, the touch pole (13) is arranged in gathering sill (25).
8. a kind of combination circuit breaker, including multi-phase circuit breaker unit, the phase breaker unit in the multi-phase circuit breaker unit
The breaker unit with hand tripping mechanism described in any one of claim 1 to 7, is characterized in that：The multiphase open circuit
It is connected by the gangbar being coaxially disposed with the touch pole (13) between the dropout connecting lever (6) of device unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620974332.4U CN206163437U (en) | 2016-08-29 | 2016-08-29 | Circuit breaker unit and combination circuit breaker with manual tripping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620974332.4U CN206163437U (en) | 2016-08-29 | 2016-08-29 | Circuit breaker unit and combination circuit breaker with manual tripping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206163437U true CN206163437U (en) | 2017-05-10 |
Family
ID=58649871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620974332.4U Active CN206163437U (en) | 2016-08-29 | 2016-08-29 | Circuit breaker unit and combination circuit breaker with manual tripping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206163437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106571273A (en) * | 2016-08-29 | 2017-04-19 | 苏州未来电器股份有限公司 | Circuit breaker unit having manual tripping mechanism and combination circuit breaker |
-
2016
- 2016-08-29 CN CN201620974332.4U patent/CN206163437U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106571273A (en) * | 2016-08-29 | 2017-04-19 | 苏州未来电器股份有限公司 | Circuit breaker unit having manual tripping mechanism and combination circuit breaker |
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