CN207217445U - Permanent-magnet breaker emergency brake-dividing device - Google Patents
Permanent-magnet breaker emergency brake-dividing device Download PDFInfo
- Publication number
- CN207217445U CN207217445U CN201720779859.6U CN201720779859U CN207217445U CN 207217445 U CN207217445 U CN 207217445U CN 201720779859 U CN201720779859 U CN 201720779859U CN 207217445 U CN207217445 U CN 207217445U
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- China
- Prior art keywords
- permanent
- rotating bar
- sleeve pipe
- magnet breaker
- cam
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Abstract
The utility model discloses a kind of permanent-magnet breaker emergency brake-dividing device, including rotating bar, operation handle, power transmission shaft, fixed block, cam, reduction torsion spring, connecting lever and handle locking mechanism, rotating bar is rotatably provided in switch cubicle, operation handle is rotatably provided on the front panel of switch cubicle, it is connected with one end of rotating bar, outside handle locking mechanism plate forward-mounted, sleeve pipe is set with rotating bar, cam is fixed on jacket exterior, fixed block is fixed on permanent-magnet breaker and by sets of holes thereon and sleeve pipe pivot bush unit, power transmission shaft is rotatably provided on permanent-magnet breaker, and transmission shafts are to axially vertical with rotating bar, power transmission shaft links with the magnet steel on permanent-magnet breaker, the free end for the connecting lever being fixed on power transmission shaft and the outer peripheral edge of cam offset.It can be realized using the permanent-magnet breaker emergency brake-dividing device and quick manual separating brake is carried out to permanent-magnet breaker outside switch cubicle, to ensure security.
Description
Technical field
It the utility model is related to a kind of switching-off device of breaker, and in particular to a kind of permanent-magnet breaker emergency opening dress
Put.
Background technology
Breaker is can to close, carry the electric current run jointly under disconnected normal loop condition and can close, in the defined time
The switching device of the electric current under disconnected abnormal loop condition is run in interior carrying jointly.Existing circuit breaker cart is only set on breaker front panel
Emergency opening button is equipped with, and it (is more than 20cm) farther out from cabinet door when breaker is in the operating position in switch cubicle, then
Need open cabinet door could carry out emergency opening operation, but if breaker at operating position can not manual emergency separating brake, when
Circuit break down or in emergency circumstances can not manual brake separating can cause a serious accident.
Utility model content
On the other hand, the utility model, which aims to provide one kind, to carry out quick manual point to permanent-magnet breaker outside switch cubicle
The permanent-magnet breaker emergency brake-dividing device of lock, the device manual brake separating and can both meet in operating position in testing position
When quick manual separating brake, to ensure security.
Realizing the technical scheme of the utility model purpose is：
A kind of permanent-magnet breaker emergency brake-dividing device, including it is rotating bar, operation handle, power transmission shaft, fixed block, cam, multiple
Position torsion spring, connecting lever and handle locking mechanism, the rotating bar are rotatably provided in switch cubicle, along the removable of permanent-magnet breaker
Direction is set, and the operation handle is rotatably provided on the front panel of the switch cubicle, and one end of itself and the rotating bar connects
Connecing, the handle locking mechanism is arranged on outside the front panel, for being locked to the position of operation handle, the rotation
The sleeve pipe that can be moved axially but can not be rotated relative to the rotating bar along the rotating bar is set with bar, the cam is fixed
Outside described sleeve pipe, the fixed block is fixed on the permanent-magnet breaker and by sets of holes thereon and described sleeve pipe activity
Socket, the fixed block can rotate but can not be moved axially in described sleeve pipe along sleeve pipe, the reset relative to described sleeve pipe
The tube of torsion spring is sleeved in described sleeve pipe, and one turning is connected with the fixed block, and its another turning connects with the cam
Connect, the power transmission shaft is rotatably provided on the permanent-magnet breaker, and the transmission shafts axially hang down to the rotating bar
Directly, the power transmission shaft is linked with the magnet steel on permanent-magnet breaker, and the connecting lever is fixed on the power transmission shaft and the cam pair
The position answered, and the free end of the connecting lever and the outer peripheral edge of the cam offset.
In above-mentioned technical proposal, in the rotating bar and described sleeve pipe the cross sectional shape of tube chamber be the semicircle that matches or
Polygon.
In above-mentioned technical proposal, the rotating bar is equipped with buffer spring close to one end outer cover of the front panel.
In above-mentioned technical proposal, two are provided with described sleeve pipe respectively with the cam engagement by the fixed block and institute
State the positioning element that reduction torsion spring is positioned in described sleeve pipe.
In above-mentioned technical proposal, the handle locking mechanism includes may be rotatably mounted on the front panel by bearing pin
Lock and the back-moving spring that reseting elasticity is provided for the lock, the sticking department of the lock in the presence of the back-moving spring
It is against on the periphery wall of the operation handle, is formed on the operation handle periphery wall and be suitable to what is be engaged with the sticking department
First locating slot and the second locating slot, when the operation handle is in open position, the sticking department and the described first positioning
Groove is engaged, and when the operation handle is in closing position, the sticking department is engaged with second locating slot.
The utility model has positive effect：, can be outside switch cubicle to forever using the structure in the utility model
Magnetic circuit breaker carries out quick manual separating brake, when permanent-magnet breaker is mobile or from operating position to examination from testing position to operating position
When testing position movement, fixed block drives sleeve pipe to be moved axially along rotating bar, therefore can keep between cam and the connecting lever all the time
Matching relationship, therefore the device both manual brake separating and can meet the quick manual point at operating position in testing position
Lock, effectively increase security.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model (permanent-magnet breaker is in testing position)；
Fig. 2 is the structural representation from another angle during Fig. 1；
Fig. 3 is the structural representation of the utility model (permanent-magnet breaker is in operating position)；
Fig. 4 is the partial view of front panel.
Reference is shown in figure：1- rotating bars；2- operation handles；3- power transmission shafts；4- fixed blocks；5- cams；6- is answered
Position torsion spring；7- connecting levers；8- switch cubicles；81- front panels；9- permanent-magnet breakers；91- magnet steel；10- sleeve pipes；11- positioning elements；
12- is latched；13- bearing pins；14- back-moving springs；15- sticking departments；The locating slots of 16- first；The locating slots of 17- second；18- buffering elastics
Spring.
Embodiment
The concrete structure in the utility model is done with explanation with reference to Figure of description：
A kind of permanent-magnet breaker emergency brake-dividing device, as shown in Figures 1 to 4, it includes rotating bar 1, operation handle 2, passed
Moving axis 3, fixed block 4, cam 5, reduction torsion spring 6, connecting lever 7 and handle locking mechanism, the rotating bar 1 are rotatably provided in switch
In cabinet 8, (note is set along the movable direction of permanent-magnet breaker 9：The permanent-magnet breaker 9 is removably set on the switch cubicle 8
It is interior, changed by mobile between testing position and operating position), the operation handle 2 is rotatably provided in the switch cubicle 8
Front panel 81 on, it is connected with one end of the rotating bar 1, the handle locking mechanism be arranged on the switch cubicle 8 before
The outside of panel 81 is used to lock the position of operation handle 2, and being set with the rotating bar 1 can be along the axle of rotating bar 1
To sleeve pipe 10 that is mobile but can not being rotated relative to the rotating bar 1, the cam 5, which is welded or riveted, is fixed on described sleeve pipe 10
Outside, the fixed block 4 are fixed on the permanent-magnet breaker 9 and by sets of holes thereon and the pivot bush unit of described sleeve pipe 10,
The fixed block 4 can be rotated relative to described sleeve pipe 10 but can not moved axially in described sleeve pipe 10 along sleeve pipe 10, described multiple
Position torsion spring 6 tube be sleeved in described sleeve pipe 10, one turning is connected with the fixed block 4, its another turning with it is described
Cam 5 is connected, and the power transmission shaft 3 is rotatably provided on the permanent-magnet breaker 9, and the axial direction of the power transmission shaft 3 and described turn
Lever 1 is axially vertical, and the power transmission shaft 3 links with the magnet steel 91 on permanent-magnet breaker 9, and the connecting lever 7 is fixed on the transmission
With the 5 corresponding position of cam on axle 3, and the free end of the connecting lever 7 and the outer peripheral edge of the cam 5 offset.Using this
Structure in embodiment, can be in switch cubicle peripheral operation to permanent-magnet breaker quick manual separating brake, when permanent-magnet breaker 9 is by trying
Test position to operating position it is mobile or from operating position to testing position move when, the drive sleeve pipe 10 of fixed block 4 is along rotating bar 1
Axial movement, therefore the matching relationship between cam and the connecting lever can be kept all the time, therefore the device both can be in testing position
When manual brake separating and can meet the quick manual separating brake at operating position, effectively increase security.
The operation principle of the present embodiment is：
Permanent-magnet breaker 9 is in testing position：When permanent-magnet breaker 9 is in "on" position, the handle locking mechanism
The operation handle 2 is locked in closing position, the reduction torsion spring 6 is in energy storage state, it is necessary to during emergency opening, artificial behaviour
Make locking of the handle locking mechanism releasing to operation handle 2, the operation handle 2 and rotating bar 1 are in the reduction torsion spring
Quick rotation resets under 6 reset response, and drives described sleeve pipe 10 and cam 5 together to rotate reset, and the cam 5 is rotating
The high point of cam 5 drives the connecting lever 7 to move up during reset, and the connecting lever 7 moves up and drives the power transmission shaft 3
Rotate, drive the magnet steel 91 of permanent-magnet breaker 9 to thread off when the power transmission shaft 3 rotates so that the quick acting switching-off of permanent-magnet breaker 9,
Reach the purpose of emergency opening, operation handle is locked in by open position by handle locking mechanism after separating brake；To close a floodgate again
When, first release the handle operation mechanism and operation handle 2 is locked in open position, then rotate the operation handle 2 to conjunction
Gate position, driven rotating operation handle 2 during the operation handle 2 to closing position in rotating bar 1 and rotating bar 1
Sleeve pipe 10 and cam 5 are rotated, and reduction torsion spring 6 is compressed into energy storage state, and at the same time, the high point of cam 5 leaves connecting lever 7,
Then operate and permanent-magnet breaker closes a floodgate again.Permanent-magnet breaker be in operating position (permanent-magnet breaker by testing position forward
Mobile 20cm reaches operating position) when, the operating method of emergency opening is same as above.
In the present embodiment, in the rotating bar 1 and described sleeve pipe 10 cross sectional shape of tube chamber be the semicircle that matches or
It polygon, so may insure to drive described sleeve pipe 10 to rotate when the rotating bar 1 rotates, and can realize that described sleeve pipe 10 can
Moved axially in the rotating bar 1 along rotating bar 1.
In the present embodiment, the rotating bar 1 is equipped with buffer spring 18 close to one end outer cover of the front panel 81, uses
This structure, when permanent-magnet breaker 9 is mobile from operating position to testing position and will reach testing position, buffer spring
18 contact with permanent-magnet breaker so as to play cushioning effect.
Further, coordinate the fixed block 4 and described multiple respectively with the cam 5 provided with two in described sleeve pipe 10
Position torsion spring 6 is positioned at positioning element 11 in described sleeve pipe 10, i.e. two positioning elements 11 are engaged pair with cam 5 respectively
Fixed block 4 and reduction torsion spring 6 are positioned, and depart from described sleeve pipe 10 to prevent from covering reduction torsion spring 6 and the fixed block 4, specifically
The positioning element 11 can be the jump ring being installed in described sleeve pipe 10, so as to when fixed block moves with permanent-magnet breaker
Drive sleeve pipe 10 and the cam on sleeve pipe 10 and reduction torsion spring movement.
Further, as shown in figure 4, the handle locking mechanism includes may be rotatably mounted at before described by bearing pin 13
Lock 12 on plate 81 and the back-moving spring 14 for the offer of lock 12 reseting elasticity, in the presence of the back-moving spring 14
The sticking department 15 of the lock 12 is against on the periphery wall of the operation handle 2, is formed on the periphery wall of operation handle 2 suitable
In the first locating slot 16 and the second locating slot 17 that are engaged with the sticking department 15, when the operation handle 2 is in sub-gate position
When putting, the sticking department 15 is engaged with first locating slot 16, described when the operation handle 2 is in closing position
Sticking department 15 is engaged with second locating slot 17, so as to lock the location status of the operation handle 2, avoids artificial behaviour by mistake
Make and cause the accident, pulling lock 12 to the direction away from the operation handle 2 in rotating operation handle 2 makes the sticking department
15 exit from the locating slot 17 of the first locating slot 16 or second, so as to realize unblock.Preferably, institute in the present embodiment
State back-moving spring 14 and use torsion spring, the tube of the torsion spring is sleeved on the bearing pin 13, one turning and the front panel 81
It is connected, another turning is connected with the lock 12.
Obviously, above-described embodiment of the present utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, in described above
On the basis of can also make other changes in different forms.There is no need and unable to give all embodiments
It is exhaustive.And these belong to the obvious changes or variations that connotation of the present utility model is extended out and still fall within this practicality
New protection domain.
Claims (5)
1. a kind of permanent-magnet breaker emergency brake-dividing device, it is characterised in that including rotating bar (1), operation handle (2), power transmission shaft
(3), fixed block (4), cam (5), reduction torsion spring (6), connecting lever (7) and handle locking mechanism, the rotating bar (1) rotatably set
Put in switch cubicle (8), set along the movable direction of permanent-magnet breaker (9), the operation handle (2) is rotatably provided in institute
State on the front panel (81) of switch cubicle (8), it is connected with the one end of the rotating bar (1), and the handle locking mechanism is arranged on
The front panel (81) is outside, and for being locked to the position of operation handle (2), being set with the rotating bar (1) can edge
The sleeve pipe (10) that the rotating bar (1) moves axially but can not rotated relative to the rotating bar (1), the cam (5) are fixed
Outside in described sleeve pipe (10), the fixed block (4) is fixed on the permanent-magnet breaker (9) and by sets of holes thereon and institute
Sleeve pipe (10) pivot bush unit is stated, the fixed block (4) can rotate relative to described sleeve pipe (10) but can not be in described sleeve pipe (10)
On moved axially along sleeve pipe (10), the tube of the reduction torsion spring (6) is sleeved in described sleeve pipe (10), one turning and institute
Fixed block (4) connection is stated, its another turning is connected with the cam (5), and the power transmission shaft (3) is rotatably provided in the permanent magnetism
On breaker (9), and the power transmission shaft (3) is axially axially vertical with the rotating bar (1), and the power transmission shaft (3) is broken with permanent magnetism
Magnet steel (91) linkage on road device (9), the connecting lever (7) are fixed on position corresponding with the cam (5) on the power transmission shaft (3)
Put, and the free end of the connecting lever (7) and the outer peripheral edge of the cam (5) offset.
2. permanent-magnet breaker emergency brake-dividing device according to claim 1, it is characterised in that the rotating bar (1) and institute
The cross sectional shape for stating tube chamber on sleeve pipe (10) is the semicircle or polygon to match.
3. permanent-magnet breaker emergency brake-dividing device according to claim 1, it is characterised in that the rotating bar (1) is close
One end outer cover of the front panel (81) is equipped with buffer spring (18).
4. permanent-magnet breaker emergency brake-dividing device according to claim 1, it is characterised in that two in described sleeve pipe (10)
End is respectively equipped with to coordinate with the cam (5) is positioned at described sleeve pipe (10) by the fixed block (4) and the reduction torsion spring (6)
On positioning element (11).
5. permanent-magnet breaker emergency brake-dividing device according to any one of claim 1 to 4, it is characterised in that the hand
Handle locking mechanism includes the lock (12) that be may be rotatably mounted at by bearing pin (13) on the front panel (81) and is the lock
(12) back-moving spring (14) of reseting elasticity is provided, the sticking department of the lock (12) in the presence of the back-moving spring (14)
(15) it is against on the periphery wall of the operation handle (2), forms and be suitable to and the locking on operation handle (2) periphery wall
The first locating slot (16) and the second locating slot (17) that portion (15) is engaged, when the operation handle (2) is in open position,
The sticking department (15) is engaged with first locating slot (16), described when the operation handle (2) is in closing position
Sticking department (15) is engaged with second locating slot (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720779859.6U CN207217445U (en) | 2017-06-29 | 2017-06-29 | Permanent-magnet breaker emergency brake-dividing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720779859.6U CN207217445U (en) | 2017-06-29 | 2017-06-29 | Permanent-magnet breaker emergency brake-dividing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207217445U true CN207217445U (en) | 2018-04-10 |
Family
ID=61812346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720779859.6U Active CN207217445U (en) | 2017-06-29 | 2017-06-29 | Permanent-magnet breaker emergency brake-dividing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207217445U (en) |
-
2017
- 2017-06-29 CN CN201720779859.6U patent/CN207217445U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |