CN107742600A - A kind of automatic breaking-closing operating device of breaker and its breaker - Google Patents
A kind of automatic breaking-closing operating device of breaker and its breaker Download PDFInfo
- Publication number
- CN107742600A CN107742600A CN201711165226.7A CN201711165226A CN107742600A CN 107742600 A CN107742600 A CN 107742600A CN 201711165226 A CN201711165226 A CN 201711165226A CN 107742600 A CN107742600 A CN 107742600A
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- Prior art keywords
- driving
- drive
- drive rod
- breaker
- operating device
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/50—Manual reset mechanisms which may be also used for manual release
- H01H71/52—Manual reset mechanisms which may be also used for manual release actuated by lever
- H01H71/521—Details concerning the lever handle
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/66—Power reset mechanisms
- H01H71/70—Power reset mechanisms actuated by electric motor
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- Breakers (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses a kind of automatic breaking-closing operating device of breaker and its breaker, including fixed seat and drive rod, fixation is installed in Shell of circuit breaker, and the side of respective operations handle rotational plane is provided with mounting rod；Drive rod is pivotally mounted to the mounting rod by rotary shaft, and the rotary shaft is parallel to the pivot center of operation handle, and the drive rod is the handle end being connected with operation handle relative to one end of rotary shaft, and the other end is the drive end being connected with drive component；The drive component drives the drive rod to be rotated around the rotary shaft to operate the operation handle.The breaking-closing operating device integrated installation of the present invention is to inside Shell of circuit breaker, it is compact-sized, small volume, reduce the installing space for taking breaker, while the height that covers of breaker upper cover, saving material need not be further added by, it is cost-effective, movement travel is short, and driving torque is small, the service life and product performance of lifting operation handle.
Description
Technical field
The present invention relates to low voltage electrical apparatus technology field, and in particular to the automatic breaking-closing operating device of a kind of breaker and its disconnected
Road device.
Background technology
In low-voltage distribution system frequently with mold cased circuit breaker as limit switch or branch switch, to power circuit, machine
Tool equipment plays real-time guard effect, can be automatically cut off when circuit and equipment generation overload or short circuit and its under-voltage fault
Circuit.At present, the mold cased circuit breaker of transmission can only carry out closing by hand operation to it, that is, pass through the breaker that manually closes a floodgate
Handle, if electric arc in breaker also be present or there is arcing to threaten technical staff's safe operation.Therefore, by plastic shell open circuit
Electrically operated device is installed so as to realize the automatic divide-shut brake function of breaker of plastic casing on device, operation is flexible, easy to use, and pacifies
It is complete reliable.
The electric transmission machanism of existing breaker is mainly general including motor, link gear and drive link, link gear
By the way of gear transmission structure or crank transmission structure, link gear and open circuit are connected by drive link in the horizontal direction
Device handle, realize that power and motion are transmitted, when motor driving link gear rotation, and then drive drive link and circuit breaker handle to perform
The automatic breaking-closing operating of breaker, but above-mentioned electric transmission machanism needs to realize that transmission is matched somebody with somebody installed in Shell of circuit breaker top
Close, drive mechanism is complicated, and space-consuming is big, and volume accordingly increases.
Such as Chinese patent literature CN205609461U discloses a kind of transmission device of breaker, including motor, by electricity
The transmission mechanism of machine driving, and the kinematic link of connection transmission mechanism and circuit breaker handle, the transmission mechanism is gear mechanism
Structure, it includes the mechanism shell with center cavity volume, driving gear, positive stop, spring and groove in the housing that sets up an organization,
Wherein driving gear is the ratchet with machine shaft linkage, and positive stop is connected to the teeth groove of driving gear under the action of the spring
In, one end and the mechanism shell of kinematic link link, and when the motor driven driving gear rotates, pass through driving gear and institute
State pushing for push rod and coordinate lead agency housing into rotation, so as to move the action of circuit breaker handle divide-shut brake by being driven linkage.From
The transmission process of above-mentioned transmission mechanism can be seen that it and problems be present:
First, the plane of movement of operating mechanism is perpendicular to circuit breaker handle plane of movement, and in kinematic link motion process
Amplitude of fluctuation is larger, compares space-consuming；Secondly, kinematic link is to the direction of the active force of circuit breaker handle in motion process
Constantly change, rather than only along handle motion direction, so as to which the service life of handle can be influenceed；Again, operating mechanism is arranged on
Shell of circuit breaker top, the installing space that breaker increases is taken, influence the configuration of circuit breaker internal structure, and generally require to increase
Add the hamper height of breaker just to cover in transmission device, cause the complicated increase with manufacturing cost of breaker structure.
The content of the invention
Therefore, the technical problem to be solved in the present invention is to overcome the kinematic link of operating mechanism of the prior art to move
During amplitude of fluctuation it is larger, compare space-consuming, influence handle service life, and operating mechanism takes the installation of breaker
Space, the problem of manufacturing cost increase.
To solve above-mentioned technological deficiency, the present invention provides a kind of automatic breaking-closing operating device of breaker, including:
Fixed seat, it is installed in Shell of circuit breaker, the side of respective operations handle rotational plane is provided with mounting rod；
Drive rod, the mounting rod is pivotally mounted to by rotary shaft, the rotary shaft is parallel to the operation handle
Pivot center, the drive rod is the handle end that is connected with the handle relative to one end of the rotary shaft, and the other end is
The drive end being connected with drive component；The drive component drives the drive rod to be rotated around the rotary shaft to operate the behaviour
Make handle.
As a kind of preferred scheme, the drive component includes motor and is arranged at the fixed seat and the driving
The driving structure coordinated is held, the driving structure drives the drive rod to turn around the rotary shaft under motor driving
It is dynamic.
As a kind of preferred scheme, the driving structure is to be projected on the fixed seat along the drive rod rotational plane
The motion structure that straight line does reciprocating linear motion；The drive rod and the driving structure have the driving being linked raised and
With the driving chute with setting length of the driving male cooperation.
As a kind of preferred scheme, the driving structure is described solid including being slidably arranged at along linear reciprocating motion direction
The sliding part of reservation, the driving that the sliding part is provided with towards the drive rod is raised, and the driving chute is setting
In the drive rod and there is the groove structure for setting length along the drive rod bearing of trend.
As a kind of preferred scheme, the driving motor output shaft is provided with drive gear, and the sliding part is along described past
Linear motion direction is provided with the rack structure coordinated with the drive gear；The motor passes through the drive gear
Coordinating with the rack structure drives the sliding part to be slided along the direction of motion.
As a kind of preferred scheme, the sliding part is L-type bending plate, and L-type bending plate one end is and the fixation
The platy structure that seat coordinates, the chute extended along the linear reciprocating motion direction is provided with, other end side is provided with
The rack structure；The mounting post for stretching into the chute is provided with the fixed seat.
As a kind of preferred scheme, the rack structure is to be opened on the sliding part to coordinate with the drive gear
Shrinkage pool structure.
As a kind of preferred scheme, the spiral shell extended along the linear reciprocating motion is provided with the driving motor output shaft
Line leading screw, the sliding part are arranged at the threaded screw rod.
As a kind of preferred scheme, the driving structure is for axis parallel in the rotary shaft, in the motor
The rotating disc of the lower pivoting of driving, the rotating disc are provided with driving projection towards the drive rod, and the drive rod is set
There is the driving chute along the drive rod with setting length with the driving male cooperation.
As a kind of preferred scheme, the fixed seat includes matching board, and the matching board extends plane perpendicular to the behaviour
Make the rotational plane of handle, the mounting rod is vertically installed in the matching board.
As a kind of preferred scheme, the drive rod includes the rotation hole coordinated with the rotary shaft, and the rotation hole is
There is the strip pore structure of setting length along the drive rod bearing of trend.
As a kind of preferred scheme, the drive rod includes the first bar portion extended along the mounting rod, staggers described the
One bar portion is bonded the second extended bar portion of the operation handle, and, connect first bar portion and second bar portion
Connection bar portion.
As a kind of preferred scheme, the operation handle and the cooperation position of the drive rod are projected in the rotary shaft
The distance of the operation handle rotational plane is A, cooperation position and the rotary shaft of the drive component with the drive rod
The distance for being projected in the operation handle rotational plane is B, and A is less than B.
Present invention additionally comprises a kind of breaker, including the automatic breaking-closing operating device of breaker described in any of the above-described.
Technical scheme, have the following advantages that：
1. in the automatic breaking-closing operating device of breaker provided by the invention, the drive rod is rotatably pacified by rotary shaft
Loaded on the mounting rod, the rotary shaft is parallel to the pivot center of operation handle, this structure setting, drive rod and rotary shaft
Between form physics leverage, and drive rod is identical around the rotation direction of rotary shaft and the rotation direction of operation handle, because
This, the drive end for driving the drive rod by drive component rotates, so that the handle end of the drive rod drives operation handle
Breaking-closing operating is performed, the direction of motion is consistent, and force direction is concentrated, to overcome kinematic link of the prior art to breaker
The force direction of handle continually changing problem in motion process；In addition, in the technical program, mounting rod is positioned at operation
The side of handle rotational plane, summary understand that the plane of movement of the drive rod is set with the rotational plane of operation handle in parallel
Put so that drive rod is small with the amplitude of fluctuation that fixed handle divide-shut brake moves, and occupies little space, transmission efficiency.Point of the present invention
Closing operation device integrated installation is to inside Shell of circuit breaker, compact-sized, small volume, reduce take breaker installation it is empty
Between, while the height that covers of breaker upper cover need not be further added by, saving material, cost-effective, movement travel is short, coordinates transmission can
Lean on, the service life and product performance of lifting operation handle.
2. in the automatic breaking-closing operating device of breaker provided by the invention, the driving structure is to turn along the drive rod
The motion structure that dynamic plane projection does reciprocating linear motion in the straight line of the fixed seat, and by driving chute and driving raised
Cooperation realize that driving structure and drive rod are realized and be linked, to transmit and change power and motion, so as to by driving structure
Linear motion is converted into the lever used for physics motion between the drive rod and the rotary shaft, finally acts on the operation handle
On realize that divide-shut brake acts, it is reasonable in design, be driven apart from short, efficiency high, coordinate reliable transmission.
3. in the automatic breaking-closing operating device of breaker provided by the invention, the sliding part is provided with towards the driving
The driving of bar is raised, and the driving chute sets to be arranged at the drive rod and having along the drive rod bearing of trend
The groove structure of length, this setting length, which is suitable to the raised rotation displacement between driving chute of driving, to be needed, convex by driving
Rising in embedded driving chute makes the sliding part form one linkage effect with drive rod, therefore, when sliding part is in fixed seat
When doing reciprocating linear motion, being coordinated using driving projection and driving chute can drive drive rod to be rotated necessarily around the rotary shaft
Angle, realize the effect that transmission coordinates.
4. in the automatic breaking-closing operating device of breaker provided by the invention, the driving motor output shaft is provided with driving
Gear, the sliding part is provided with the rack structure coordinated with the drive gear along the linear reciprocating motion direction, this
Structure setting, drive sliding tooth crop rotation to move in the same direction when motor rotates forward or backwards, pass through the drive gear and institute
Stating rack structure coordinates the driving sliding part to be slided along the direction of motion, realizes that the direction of motion changes, and then driven by sliding part
The drive rod pivoting simultaneously drives operation handle to perform breaking-closing operating.
5. in the automatic breaking-closing operating device of breaker provided by the invention, it is provided with sliding part along described reciprocal straight
The chute of line direction of motion extension, and the linear reciprocating motion direction is the length direction of the platy structure of sliding part, is led to
Cross mounting post fixation to be extended through in bar shaped guide groove, positioning and guiding effect is played in the motion to sliding part, and reasonable in design, cooperation can
Lean on, it is reciprocating along side of linear reciprocating motion side when making sliding part driven, avoid that position skew occurs, ensure slave unit
The direction of motion accuracy.
6. in the automatic breaking-closing operating device of breaker provided by the invention, the drive rod difference attended operation handle and
The both ends of drive component are less than B to transmission the distance respectively A and B, wherein A of the rotary shaft, i.e. the drive end of drive rod is made
It is more than distance of the handle end end as resistance point to rotary shaft for the distance of stress point to rotary shaft, to realize laborsaving lever, leads to
Cross and apply relatively small motor driving force on drive end, with regard to that can reach needed for operation handle divide-shut brake under leverage
Operating physical force, transmit power when it is more laborsaving, mitigate the bearing load of motor, it is simple in construction, coordinate reliable transmission.
7. in breaker provided by the invention, it is provided with automatic breaking-closing operating device as described above, thus has naturally
There are all advantages brought because setting above-mentioned automatic breaking-closing operating device, can be realized by automatic breaking-closing operating device disconnected
The remote auto divide-shut brake control function of road device, meets intelligentized control method demand.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the mounting structure schematic diagram of automatic the breaking-closing operating device and breaker of the present invention；
Fig. 2 is the structural representation of the automatic breaking-closing operating device of the present invention；
Fig. 3 is that the automatic breaking-closing operating device of the present invention hides the structural representation after motor；
Fig. 4 is the structural representation of the other direction of automatic breaking-closing operating device shown in Fig. 3；
Fig. 5 is the drive rod of the present invention and the mounting structure schematic diagram of operation handle；
Fig. 6 is the structural representation of the drive rod of the present invention；
Description of reference numerals：1- fixed seats, 11- mounting rods, 12- matching boards, 2- Shell of circuit breaker, 21- operation handles, 3-
Motor, 4- driving gears, 5- sliding parts, 51- rack structures, 52- chutes, 53- drivings are raised, 54- mounting posts, 6- drivings
Bar, the bar portions of 61- first, 611- handle ends, the bar portions of 62- second, 621- drive ends, 63- driving chutes, 64- rotation holes, 65- connect
Reach bar portion, 7- rotary shafts.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to which explanation, term " first ", " second ", " the 3rd " are only used for describing purpose,
And it is not intended that instruction or hint relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
As long as in addition, technical characteristic involved in invention described below different embodiments non-structure each other
It is be combined with each other into conflict can.
Embodiment 1
The present embodiment is specifically described below in conjunction with the accompanying drawings：
The present embodiment provides the automatic breaking-closing operating device of a kind of breaker as shown in figures 1 to 6, including:
Fixed seat 1, it is installed in Shell of circuit breaker 2, the side of the rotational plane of respective operations handle 21 is provided with mounting rod
11；
Drive rod 6, the mounting rod 11 is pivotally mounted to by rotary shaft 7, the rotary shaft 7 is parallel to the operation
The pivot center of handle 21, the drive rod 6 are the handle that is connected with the operation handle relative to one end of the rotary shaft 7
End 611, the other end are the drive end 611 being connected with drive component；The drive component drives the drive rod 6 around the rotation
Axle 7 is rotated to operate the operation handle 21.
In above-mentioned embodiment, the drive rod 6 is pivotally mounted to the mounting rod 11 by rotary shaft 7, described turn
Moving axis 7 this structure setting, lever used for physics is formed between drive rod 6 and rotary shaft 7 parallel to the pivot center of operation handle 21
Effect, and drive rod 6 are identical with the rotation direction of operation handle 21 around the rotation direction of rotary shaft, therefore, pass through driving group
Part drives the drive end of the drive rod to rotate, so that the handle end of the drive rod 6 drives operation handle to perform divide-shut brake behaviour
Make, the direction of motion is consistent, and force direction is concentrated, to overcome active force of the kinematic link of the prior art to circuit breaker handle
Direction continually changing problem in motion process；In addition, in the technical program, it is flat that mounting rod 11 is located at operation handle rotation
The side in face, summary understand that the plane of movement and the rotational plane of operation handle 21 of the drive rod 6 are set in parallel so that
Drive rod 6 is small with the amplitude of fluctuation that fixed handle divide-shut brake moves, and occupies little space, transmission efficiency.The divide-shut brake behaviour of the present invention
Make device integrated installation to inside Shell of circuit breaker, compact-sized, small volume, reduce the installing space for taking breaker, simultaneously
Breaker upper cover need not be further added by covers height, saves material, and cost-effective, movement travel is short, coordinates reliable transmission, lifting
The service life and product performance of operation handle.
Made further preferably according to above-mentioned embodiment, the drive component includes motor 3 and is arranged at described solid
The driving structure that reservation 1 coordinates with the drive end 611, the driving structure driving institute is made under the motor 3 driving
Drive rod 6 is stated to rotate around the rotary shaft, wherein, driving structure effect is that the driving force of motor is effectively transferred into driving
On bar, drive rod is realized with operation handle in the vertical direction and be connected.Understood with reference to Fig. 1 and Fig. 2, the driving structure
Coordinate the fixed seat 1 to be together installed in Shell of circuit breaker with motor 3, the output shaft of the motor 3 vertically to
Lower setting, the flush of its upper bottom surface and Shell of circuit breaker 1 is reasonable in design, does not influence the normal work of circuit breaker internal structure
Make, avoid as in the set-up mode of Shell of circuit breaker top installation transmission mechanism, integral installation space is relatively in the prior art
It is small, it is driven apart from short, efficiency high, thus meet the installation need of transmission mechanism without the height that covers by increasing breaker
Ask, reduce design cost.
It is further preferred that the driving structure is to be projected on the straight of the fixed seat 1 along the rotational plane of drive rod 6
The motion structure that line does reciprocating linear motion；The drive rod 6 and the driving structure have the driving projection 53 being linked
With the driving chute 63 with setting length coordinated with the driving projection 53.By driving chute 63 and driving projection 53
Cooperation is realized that driving structure and drive rod are realized and is linked, to transmit and change power and motion, so as to by the straight of driving structure
Line motion is converted into the lever used for physics motion between the drive rod 6 and the rotary shaft 7, finally acts on the operation handle
Realize that divide-shut brake acts on 21, it is reasonable in design, it is driven apart from short, efficiency high, coordinates reliable transmission.
Elaborated with reference to the concrete structure of Fig. 2-4 pairs of driving structures：
The driving structure includes slidably being arranged at the sliding part 5 of the fixed seat 1, institute along linear reciprocating motion direction
State sliding part 5 and be provided with the driving projection 53 towards the drive rod 6, the driving chute 63 is is arranged at the driving
Bar 6 and the groove structure along the bearing of trend of drive rod 6 with setting length.Wherein, the driving projection 53 has adaptation
The fixing axle being fitted into the driving chute, fixing axle is fixedly connected with driving projection or integrative-structure is molded, convex by driving
Rising in 53 insertion driving chutes 63 makes the sliding part 5 form one linkage effect with drive rod 6, drives the setting length of chute
Needed suitable for the raised rotation displacement between driving chute of driving, therefore, when sliding part 6 makees reciprocating linear in fixed seat 1
During motion, being coordinated using driving projection 53 and driving chute 63 can drive drive rod 6 to rotate certain angle around the rotary shaft 7
Degree, realize the effect that transmission coordinates.
It is further preferred that the output shaft of motor 3 is provided with drive gear 4, the sliding part 5 is along described reciprocal
Linear movement direction is provided with the rack structure 51 coordinated with the drive gear 4；The motor 3 passes through the sliding tooth
Wheel 4 and the rack structure 51, which coordinate, drives the sliding part 5 to be slided along the direction of motion.In the present embodiment, motor 3 is being just
To or drive sliding tooth crop rotation to move in the same direction when rotating backward, pass through the drive gear 4 and the rack structure 51 coordinate and driven
Move the sliding part 5 to move along a straight line direction slip, realize that the direction of motion changes, and then the drive rod 6 is driven by sliding part 5
Rotated around the rotary shaft 7 and drive operation handle 21 to perform breaking-closing operating.
As a kind of specific set-up mode, as shown in Figure 3-4, the sliding part 5 is L-type bending plate, L-type bent plate knot
Structure one end is the platy structure coordinated with the fixed seat, is provided with the chute extended along the linear reciprocating motion direction
52, other end side is provided with the rack structure 51；The mounting post for stretching into the chute 52 is provided with the fixed seat 1
54, further, the rack structure 51 is to be opened in the shrinkage pool structure coordinated on the sliding part 5 with the drive gear 4.
In above-mentioned set-up mode, by being provided with the chute 52 extended along the linear reciprocating motion direction on sliding part 5, and it is described
Linear reciprocating motion direction is the length direction of the platy structure of sliding part 5, is fixed by mounting post 54 and is extended through chute 52
In, positioning and guiding effect is played in the motion to sliding part 5, reasonable in design, is coordinated reliably, along reciprocal when making sliding part 5 driven
Side of linear motion side is reciprocating, avoids that position skew occurs, ensures the accuracy of the direction of motion of slave unit.
As a kind of interchangeable embodiment, it is provided with along the reciprocating linear and transports on the output shaft of motor 3
The threaded screw rod of dynamic extension, the sliding part are arranged at the threaded screw rod, this structure setting, institute are driven by threaded screw rod
State sliding part 5 to be reciprocatingly slided along the linear reciprocating motion direction, so as to substitute the drive gear 4 and rack structure
51 fit system, it is simple in construction, coordinate reliable transmission.Those skilled in the art can be as described above to the tool of sliding part
Body type of drive is selected, and other equivalent embodiments is not repeated one by one then at this.
In the present embodiment, although giving the preferred side of the concrete structure and the direction of motion of sliding part 5 as driving structure
Case, to drive the drive rod 6 to be rotated around the rotary shaft, it is apparent that the composition fit form of driving structure and drive rod can
To replace in other ways, for example, the driving structure is preferably axis parallel drives electricity in the rotary shaft 7, described
The rotating disc of the lower pivoting of the driving of machine 3, by installation site between Reasonable adjustment motor and rotating disc, make rotating disc with
Machine shaft is coaxially disposed；At the same time, the rotating disc is provided with driving projection towards the drive rod, and the drive rod is set
The driving chute along the drive rod 6 with setting length with the driving male cooperation is equipped with, realizes rotating disc and driving
Bar is linked.Those skilled in the art can be selected the specific set-up mode of driving structure as described above,
Other equivalent embodiments of driving structure are not repeated one by one then at this.
As shown in figure 4, the fixed seat 1 includes matching board 12, the matching board extends plane perpendicular to the manipulator
The rotational plane of handle, the mounting rod 11 are vertically installed in the matching board, make setting side of the drive rod 6 according to mounting rod
Formula is stretched out outside Shell of circuit breaker in vertical direction, and the handle end of drive rod 6 is realized with operation handle by Assembly of pin to link
Set.In addition, the both sides of the matching board 12 are provided with installation foot, it is easy for installation for the fixed support fixed seat, Gu
It is fixed reliable.
Elaborated with reference to the concrete structure of the drive rod of Fig. 4-6 pairs of the present embodiment：
The drive rod 6 includes the first bar portion 61 extended along the mounting rod 11, the first bar portion fitting institute of staggering
The second extended bar portion 62 of operation handle is stated, and, connect the connection of first bar portion 61 and second bar portion 62
Bar portion 65, wherein, the drive end 611 is located at one end of the first bar portion 61, and the handle end 611 is located at the one of the second bar portion
End, drive drive end to act by sliding part, and then drive rod is swung certain angle around the rotary shaft on mounting rod, together
Step makes the handle end 612 in the second bar portion drive operation handle to perform breaking-closing operating, reasonable in design, coordinates reliable transmission.
In the present embodiment, the operation handle 21 and the cooperation position of the drive rod 6 are projected in institute with the rotary shaft 7
The distance for stating the rotational plane of operation handle 21 is A, cooperation position and the rotary shaft of the drive component with the drive rod 6
7 distances for being projected in the rotational plane of operation handle 21 are B, and A is less than B.From above-mentioned this structure, the drive rod 6
The both ends of attended operation handle and drive component are less than B to transmission the distance respectively A and B, wherein A of the rotary shaft 7 respectively,
I.e. the drive end 611 of drive rod 6 is more than handle end end 621 as resistance point to rotary shaft as the distance of stress point to rotary shaft
Distance, to realize laborsaving lever, by applying relatively small motor driving force on drive end, with regard to energy under leverage
Reach the operating physical force needed for the divide-shut brake of operation handle 21, transmit more laborsaving during power, mitigate the bearing load of motor, structure
Simply, reliable transmission is coordinated.
The automatic breaking-closing operating device that the present embodiment provides has driving torque small, and movement travel is short, transmission efficiency,
The advantages of occupying little space, at the same can integrated installation in Shell of circuit breaker, small volume is easy for installation, and manufacturing cost is low, has
Good practical performance.
Embodiment 2
The present embodiment provides a kind of breaker, as shown in figure 1, including the automatic breaking-closing operating dress described in embodiment 1
Put, and the operation handle by the automatic breaking-closing operating device driving, thus have naturally because setting above-mentioned automatic division
Lock operation device and all advantages brought, the remote auto divide-shut brake of breaker can be realized by automatic breaking-closing operating device
Control function, meet intelligentized control method demand.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.
Claims (14)
- A kind of 1. automatic breaking-closing operating device of breaker, it is characterised in that：Including:Fixed seat (1), it is installed in Shell of circuit breaker (2), the side of respective operations handle (21) rotational plane is provided with installation Bar (11)；Drive rod (6), the mounting rod (11) is pivotally mounted to by rotary shaft (7), the rotary shaft (7) is parallel to described The pivot center of operation handle (21), the drive rod (6) are and the operation handle relative to one end of the rotary shaft (7) Connected handle end (611), the other end are the drive end (611) being connected with drive component；The drive component drives the drive Lever (6) is rotated around the rotary shaft (7) to operate the operation handle (21).
- 2. the automatic breaking-closing operating device of breaker according to claim 1, it is characterised in that：The drive component includes Motor (3) and the driving structure that the fixed seat (1) and the drive end (611) coordinate is arranged at, in the driving electricity The driving structure is set to drive the drive rod (6) to be rotated around the rotary shaft under machine (3) driving.
- 3. the automatic breaking-closing operating device of breaker according to claim 2, it is characterised in that：The driving structure is edge Drive rod (6) rotational plane is projected on the motion structure that the straight line of the fixed seat (1) does reciprocating linear motion；The drive Lever (6) and the driving structure are set with the driving raised (53) being linked and with the having for driving male cooperation The driving chute (63) of length.
- 4. the automatic breaking-closing operating device of breaker according to claim 3, it is characterised in that：The driving structure includes The sliding part (5) of the fixed seat (1) is slidably arranged at along linear reciprocating motion direction, the sliding part (5) is provided with court The driving to the drive rod (6) is raised (53), and the driving chute (63) is is arranged at the drive rod (6) and along institute Stating drive rod (6) bearing of trend has the groove structure of setting length.
- 5. the automatic breaking-closing operating device of breaker according to claim 4, it is characterised in that：The motor (3) Output shaft is provided with drive gear (4), and the sliding part (5) is provided with and the sliding tooth along the linear reciprocating motion direction Take turns the rack structure (51) that (4) coordinate；The motor (3) passes through the drive gear (4) and the rack structure (51) Coordinate and drive the sliding part (5) to be slided along the direction of motion.
- 6. the automatic breaking-closing operating device of breaker according to claim 5, it is characterised in that：The sliding part (5) is L Type bending plate, L-type bending plate one end are the platy structure coordinated with the fixed seat, are provided with along described reciprocal straight The chute (52) of line direction of motion extension, other end side is provided with the rack structure (51)；Set on the fixed seat (1) There is the mounting post (54) for stretching into the chute (52).
- 7. the automatic breaking-closing operating device of breaker according to claim 5 or 6, it is characterised in that：The rack structure (51) the shrinkage pool structure to be opened on the sliding part (5) with the drive gear (4) cooperation.
- 8. the automatic breaking-closing operating device of breaker according to claim 4, it is characterised in that：The motor (3) The threaded screw rod extended along the linear reciprocating motion is provided with output shaft, the sliding part is arranged at the threaded screw rod.
- 9. the automatic breaking-closing operating device of breaker according to claim 2, it is characterised in that：During the driving structure is Diameter parallel in the rotary shaft (7), the motor (3) driving under pivoting rotating disc, the rotating disc court It is provided with that driving is raised to the drive rod, the drive rod is provided with the driving male cooperation along the drive rod (6) there is the driving chute of setting length.
- 10. the automatic breaking-closing operating device of breaker according to any one of claim 1-9, it is characterised in that：It is described Fixed seat (1) includes matching board (12), and the matching board extends plane perpendicular to the rotational plane of the operation handle, the peace Dress bar (11) is vertically installed in the matching board.
- 11. the automatic breaking-closing operating device of breaker according to any one of claim 1-10, it is characterised in that：It is described Drive rod (6) includes the rotation hole (64) coordinated with the rotary shaft (7), and the rotation hole (64) is along the drive rod (6) Bearing of trend has the strip pore structure of setting length.
- 12. the automatic breaking-closing operating device of breaker according to any one of claim 1-11, it is characterised in that:It is described Drive rod (6) includes the first bar portion (61) extended along the mounting rod (11), and first bar portion that staggers is bonded the operation Extended the second bar portion (62) of handle, and, connect the connection of first bar portion (61) and second bar portion (62) Bar portion (65).
- 13. the automatic breaking-closing operating device of breaker according to any one of claim 1-12, it is characterised in that:It is described The cooperation position of operation handle (21) and the drive rod (6) is projected in the operation handle (21) with the rotary shaft (7) and turned The distance of dynamic plane is A, and the cooperation position of the drive component and the drive rod (6) is projected in institute with the rotary shaft (7) The distance for stating operation handle (21) rotational plane is B, and A is less than B.
- 14. a kind of breaker, including the automatic breaking-closing operating device of breaker any one of right 1-13.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711165226.7A CN107742600B (en) | 2017-11-21 | 2017-11-21 | Automatic switching-on and switching-off operation device of circuit breaker and circuit breaker |
| CN202010425030.2A CN111524759B (en) | 2017-11-21 | 2017-11-21 | Automatic switching-on and switching-off operation device of circuit breaker and circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711165226.7A CN107742600B (en) | 2017-11-21 | 2017-11-21 | Automatic switching-on and switching-off operation device of circuit breaker and circuit breaker |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010425030.2A Division CN111524759B (en) | 2017-11-21 | 2017-11-21 | Automatic switching-on and switching-off operation device of circuit breaker and circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107742600A true CN107742600A (en) | 2018-02-27 |
| CN107742600B CN107742600B (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010425030.2A Active CN111524759B (en) | 2017-11-21 | 2017-11-21 | Automatic switching-on and switching-off operation device of circuit breaker and circuit breaker |
| CN201711165226.7A Active CN107742600B (en) | 2017-11-21 | 2017-11-21 | Automatic switching-on and switching-off operation device of circuit breaker and circuit breaker |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010425030.2A Active CN111524759B (en) | 2017-11-21 | 2017-11-21 | Automatic switching-on and switching-off operation device of circuit breaker and circuit breaker |
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| Country | Link |
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| CN (2) | CN111524759B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108444688A (en) * | 2018-05-08 | 2018-08-24 | 河南森源电气股份有限公司 | Breaker and breaker sensor fastening device |
| CN108717922A (en) * | 2018-07-24 | 2018-10-30 | 德力西电气有限公司 | A kind of operating mechanism of autoreclose breaker |
| CN110223890A (en) * | 2019-06-20 | 2019-09-10 | 山东优柏电子科技有限公司 | A kind of long-range switching off/on device and working method for breaker in a row |
| CN114446705A (en) * | 2022-02-16 | 2022-05-06 | 广东电网有限责任公司 | Synchronous circuit breaking device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108444688B (en) * | 2018-05-08 | 2023-11-28 | 河南森源电气股份有限公司 | Circuit breaker and sensor fixing device for circuit breaker |
| CN108717922A (en) * | 2018-07-24 | 2018-10-30 | 德力西电气有限公司 | A kind of operating mechanism of autoreclose breaker |
| CN110223890A (en) * | 2019-06-20 | 2019-09-10 | 山东优柏电子科技有限公司 | A kind of long-range switching off/on device and working method for breaker in a row |
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| CN114446705A (en) * | 2022-02-16 | 2022-05-06 | 广东电网有限责任公司 | Synchronous circuit breaking device |
| CN114446705B (en) * | 2022-02-16 | 2023-08-11 | 广东电网有限责任公司 | Synchronous circuit breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107742600B (en) | 2020-08-28 |
| CN111524759A (en) | 2020-08-11 |
| CN111524759B (en) | 2022-09-23 |
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