CN206877938U - Handle interlock and breaker - Google Patents
Handle interlock and breaker Download PDFInfo
- Publication number
- CN206877938U CN206877938U CN201720583710.0U CN201720583710U CN206877938U CN 206877938 U CN206877938 U CN 206877938U CN 201720583710 U CN201720583710 U CN 201720583710U CN 206877938 U CN206877938 U CN 206877938U
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- energy storage
- driving member
- handle
- controlling switch
- storage motor
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Abstract
Breaker manual energy storage technical field, more particularly to a kind of handle interlock and breaker are the utility model is related to, handle interlock therein includes mounting bracket, driving member and controlling switch are disposed with mounting bracket;Driving member is movably installed on mounting bracket, and the first end of driving member can partly cover the handle patchhole of energy storage motor, the second end and the controlling switch of driving member are oppositely arranged, and controlling switch is used for the break-make of the action control energy storage motor current supply circuit according to driving member.Under original state, controlling switch turns on the current supply circuit of breaker energy storage motor, energy storage motor normal work.When the operation handle of manually operated breaker energy storage inserts handle patchhole, driving member is mobile and drives the current supply circuit of controlling switch generation action cut-out breaker energy storage motor, eliminate the hidden danger that operation handle injures operating personnel, also, eliminate the influence that energy storage motor produces high voltage damage circuit breaker element.
Description
Technical field
Breaker manual energy storage technical field is the utility model is related to, more particularly, to a kind of handle interlock and open circuit
Device.
Background technology
With extensive use of the ring main unit in power system, people propose new technology to ring main unit industry technology will
Ask:Mainly for the power reguirements more and more higher in electric power system.Processing safety is even more important.
Original looped network cabinet breaker not perfect enough with the interlocking work(in terms of operation handle manual energy storage, it is possible that
Problems with:
First, when handle inserts energy storage motor operating shaft, as control loop is powered, then breaker energy storage motor is powered, such as
After fruit now someone's operation divide-shut brake button, mechanism energy-stored spring energy release, energy storage motor starts energy storage again, now by band
Dynamic operation handle rotates, and exists and injures operating personnel's risk.
2nd, when handle inserts energy storage motor operating shaft, when rotational handle gives operating mechanism energy storage manually, due to operating machine
Structure energy storage motor is direct current permanent magnet motor, so rotational handle drives energy storage motor to rotate the generation electric current that can generate electricity, energy storage motor
It is to turn on control loop, caused electric current there can be some effects to control loop component, if produced, voltage is too high to be had
Possible broken parts element.
In view of this, how to ensure to power in the case where power supply is protected with safety.Manual energy-storage operating machinery connection
Lock is with regard to needing to consider.
Utility model content
The purpose of this utility model is to provide a kind of handle interlock and breaker that it is manual to solve existing breaker
Energy storage motor is powered in stored energy operation drives operation handle to rotate accidental injury operating personnel, and the powered generation high pressure shadow of energy storage motor
The technical problem of the function of other components of sound breaker.
On the one hand, the utility model provides a kind of handle interlock, including:Mounting bracket, in the mounting bracket according to
It is secondary to be provided with driving member and controlling switch;
The driving member is movably installed in the mounting bracket, and the first end of the driving member can be covered partly
The handle patchhole of energy storage motor, the second end and the controlling switch of the driving member are oppositely arranged, and the controlling switch is used
In the break-make of energy storage motor current supply circuit described in the action control according to the driving member.
Further, the mounting bracket is hingeably secured in the middle part of the driving member.
Further, be provided with chute in the mounting bracket, the first end of the driving member be provided with for it is described
The sliding part that slide coordinates.
Further, the second end of the driving member has the connection sheet for being used for contacting with the controlling switch, the company
The direction that first end of the contact pin along the driving member points to the second end extends to the controlling switch.
Further, one end that the connection sheet is used to contact with the controlling switch is provided with kink, the bending
The bending angle in portion contacts with the controlling switch.
Further, the controlling switch is microswitch.
Further, the microswitch includes contact, dynamic clamping head and quiet clamping head and sliding piece, the contact and energy storage electricity
The current supply circuit of machine is normally closed connection, and the sliding piece contacts with the driving member, is led between the contact and the sliding piece
Cross dynamic clamping head and quiet clamping head connection.
Further, the dynamic clamping head and quiet clamping head is spring, and one end of the spring is connected with the sliding piece, the other end with
The contact connection.
Further, the mounting bracket offers through hole, and the operation handle for the energy storage motor passes through insertion institute
State handle patchhole.
On the other hand, the utility model provides a kind of breaker, including the energy storage motor, is installed on the energy storage motor
Just like any described handle interlock of above-mentioned technical proposal offer, there is handle insertion on the energy storage motor
Hole.
Compared with prior art, handle interlock and breaker provided by the utility model can reach following beneficial to effect
Fruit:
The utility model provides a kind of handle interlock and breaker, and handle interlock therein includes installation branch
Frame, driving member and controlling switch are disposed with mounting bracket;Driving member is movably installed in mounting bracket, driving member
First end can partly cover the handle patchhole of energy storage motor, its second end is oppositely arranged with controlling switch, controlling switch
Break-make for the action control energy storage motor current supply circuit according to driving member.Wherein, mounting bracket is installed on breaker, just
Under beginning state, controlling switch turns on the current supply circuit of breaker energy storage motor, energy storage motor normal work.When manually operated disconnected
Handle patchhole on the operation handle insertion energy storage motor of road device energy storage is inserted, it is necessary to which the first end of driving member is moved out into handle
Enter the region in hole, now, because the insertion of energy storage motor operation handle makes driving member be moved, the second end of driving member drives
Controlling switch acts, and controlling switch cuts off the current supply circuit of breaker energy storage motor, prevents energy storage motor rotates from driving behaviour
Make handle rotation, eliminate the hidden danger for injuring operating personnel, also, eliminate energy storage motor and produce high voltage damage breaker member
The influence of part.The safety in utilization for the breaker of upper handle interlock, improving breaker is installed, extends breaker
Service life.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment 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, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation for the handle interlock original state that the utility model embodiment one provides;
Fig. 2 is structural representation of the handle interlock of the offer of the utility model embodiment one when operation handle operates
Figure;
Fig. 3 is the handle interlock structure schematic diagram for being installed on breaker that the utility model embodiment two provides;
Fig. 4 is the enlarged drawing of A in Fig. 3.
Icon:1- energy storage motors;11- handle patchholes;12- operation handles;2- mounting brackets;21- rotary shafts;
3- driving members;4- microswitches.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation, the orientation of the instruction such as term " on ", " under " " interior ", " outer " in description of the present utility model
Or position relationship is based on orientation shown in the drawings or position relationship, is for only for ease of description the utility model and simplification is retouched
State, rather than instruction or imply signified device or element there must be specific orientation, with specific azimuth configuration and operation,
Therefore it is not intended that to limitation of the present utility model.In addition, term " first ", " second " are only used for describing purpose, and can not
It is interpreted as indicating or implying relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for the ordinary skill in the art, can be understood with concrete condition on
State concrete meaning of the term in the utility model.
Specific embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.It should be appreciated that herein
Described embodiment is merely to illustrate and explained the utility model, is not limited to the utility model.
Embodiment one
Breaker is the electric current for referring to close, carry and cut-off under normal loop condition and can closed, when defined
Interior carrying and the switching device for cut-offfing the electric current under abnormal loop condition.It can be used to distribute electric energy, infrequently start asynchronous
Motor, the implementations such as power circuit and motor are protected, when serious overloads or short circuit and the failure such as under-voltage occurs in they
When can automatic shutdown circuit, its function is equivalent to Fuse switch and the combination for crossing underheat relay etc..
Breaker typically has energy storage motor, and energy storage refers mainly to close a floodgate or tripping spring is stretched, with phase
The potential energy answered.Energy-stored spring is connected on combined floodgate or brake separating mechanism.When being closed a floodgate or during separating brake, close a floodgate or separating brake electromagnetism
Iron acts, pull " trigger " after, close a floodgate or the moving contact of breaker is promptly closed or separated, its main purpose by tripping spring
It is the electric arc existence time for reducing combined floodgate or separating brake, reaches the purpose of rapid arc extinguishing.
The energy storage of breaker has two ways:Energy storage motor automatic energy storage and the reciprocal energy accumulation handle that shakes are stored up manually
Energy.The current energy storage situation of energy storage state indicator for displaying.As the prerequisite of automatic reclosing order, operating mechanism is one
After secondary closing operation, energy storage again is carried out by energy storage motor automatically, when operating mechanism is manual actuating type, then needs to carry out manually
Energy storage again.
Existing breaker it is not perfect enough with the interlock in terms of operation handle energy storage, when operation handle inject energy storage
After the handle patchhole of motor, the current supply circuit of energy storage motor is possible to occur in closed state handle and rotated injure operator
Member and generation high voltage influence the risk that other circuit breaker elements use.
In order to solve problem above, the present embodiment provides a kind of handle interlock, including mounting bracket 2, mounting bracket
On be disposed with driving member 3 and controlling switch;Driving member is movably installed in mounting bracket, the first end energy of driving member
Enough parts cover the handle patchhole 11 of energy storage motor 1, and the second end and the controlling switch of driving member are oppositely arranged, and controlling switch is used
In the break-make of the action control energy storage motor current supply circuit according to driving member.
Reference picture 1, under original state, controlling switch and the normally closed connection of current supply circuit of breaker energy storage motor, make open circuit
The current supply circuit conducting of device energy storage motor, energy storage motor normal work.Reference picture 2, when the operation of manually operated breaker energy storage
The handle patchhole that handle 12 is inserted on energy storage motor, it is necessary to the first end of driving member to be moved out of to the region of handle patchhole,
Now, because the insertion of energy storage motor operation handle makes driving member be moved, the second end action of driving member drives control to open
Pass acts, and controlling switch cuts off the current supply circuit of breaker energy storage motor, prevents motor rotational band fixed handle from rotating, and eliminates
Injure the hidden danger of operating personnel.Also, the influence that energy storage motor produces high voltage damage circuit breaker element is eliminated, is effectively carried
The high safety in utilization of breaker.
Wherein, mounting bracket is installed on breaker, for supporting whole handle interlock.It specifically may be mounted at disconnected
Beside the energy storage motor of road device, one end of mounting bracket is fixed on motor mounting plate, axle of the mounting bracket along energy storage motor
Fixed to extension.A through hole is offered in mounting bracket, the through hole is corresponding with the handle insert port on energy storage motor, for hand
The operation handle of dynamic operating breaker energy storage motor is inserted above-mentioned handle through the through hole and inserted into the mouth.
It should be noted that in the present embodiment, the second end and the controlling switch of driving member are oppositely arranged, and refer to the two it
Between can be that surface contacts, can also be connection, as long as can realize driving member action drive controlling switch act into
And control the current supply circuit break-make of energy storage motor.
In addition, driving member is movably installed in mounting bracket, refer to that driving member can be mounted opposite holder pivots, cunning
Move.
When driving member can be mounted opposite bracket slide, driving member is installed on mounting bracket by back-moving spring.Work as behaviour
Make handle insertion handle patchhole, touch driving member, it is moved to controlling switch, touch control switch cut-off breaker energy storage
The current supply circuit of motor.When operation handle is taken out into handle patchhole, in the presence of back-moving spring, driving member returns to original position
Put, controlling switch is recovered and the normally closed connection of the current supply circuit of breaker energy storage motor under the influence of the action of driving member.
In the handle interlock that the present embodiment provides, driving member has first end and the second end, and first end being capable of part
The handle patchhole of energy storage motor is covered, the second end contacts with controlling switch, and driving member is hingeably secured to the hinge of mounting bracket
Contact is between first end and the second end.
Specifically, driving member has larger length-width ratio, and first end in its longitudinal direction in the initial state can
Handle patchhole on part covering energy storage motor;Second end of its length direction contacts with controlling switch.
Driving member is movably disposed in mounting bracket, and its annexation between installation is preferably be hinged, is hinged
In the middle part of driving member between the first end of driving member and second segment, driving member can rotate point around pin joint.
Specifically, hinge hole is offered on driving member, rotary shaft 21 is equipped with hinge hole, rotary shaft is installed on installation branch
On frame, driving member can be mounted opposite holder pivots around rotary shaft.
Rotary shaft can be bolt, screw rod etc., and rotary shaft is arranged in mounting bracket through the hinge hole on driving member.
When rotary shaft is screw rod, in the free end of rotary shaft, being provided with fastener fixation prevents driving member from coming off,
Pad is provided between fastener and driving member.Here fastener can be nut.
Under original state, the current supply circuit closure of controlling switch control breaker energy storage motor, the first end of driving member
Divide covering handle patchhole.When needing manual manipulation energy storage motor energy storage, it is necessary to which operation handle is passed through in mounting bracket
Through hole inserts energy storage motor upper handle patchhole, now, as operation handle inserts handle patchhole, the first end quilt of driving member
It is mobile.Because driving member is hinged in mounting bracket, the first end movement of driving member, driving member rotates around it axle rotation, due to
Second end of leverage driving member is swung in the same direction.The swing at the second end is to touch control switch, controlling switch action, cut-out storage
The current supply circuit of energy motor, energy storage motor are not charged, it is therefore prevented that energy storage motor, which rotates, drives operation handle rotation to injure operator
The accident of member occurs, also, the not charged performance that will not produce other components of high pressure and then breaker of energy storage motor.
In addition, be provided with chute in mounting bracket, the first end of driving member is provided with for coordinating with slide
Sliding part.
In mounting bracket, the chute of connection driving member first end is provided with, the path that chute is swung along driving member is set.
The first end of driving member is provided with the sliding part of slide cooperation, with the swing of driving member first end, sliding part exists
Reciprocatingly slided in chute.
Because path of the first end in swing of driving member is arc, chute is preferably shaped to arc.But this reality
Apply the amplitude of fluctuation very little of the driving member in example, first end mobile route very little, in order to simplify technique, the chute in the present embodiment
For strip, and trough width is larger, disclosure satisfy that the swing space demand of runner assembly first end.
Second end of driving member has the connection sheet for being used for contacting with controlling switch, first end of the connection sheet along driving member
The direction for pointing to the second end extends to controlling switch.
At the second end of driving member, the connection sheet for extending to and being contacted with controlling switch is provided with, the connection sheet and driving member
It is integrally formed, after driving member bending, the bending part in the second end is extended into shape equivalent to by the lower vertical of driving member
Into connection sheet.
The edge of connection sheet is more sharp, and connection sheet directly contacts with controlling switch, when driving member rotates, connection sheet
Edge is directly moved back and forth in controlling switch, might have larger resistance, thereby increases and it is possible to which the contact position of controlling switch is caused
Damage.
In order to solve this problem, the connection sheet in the present embodiment has done the processing of special shape.Specifically, connection sheet is used
The one end contacted with controlling switch is provided with kink, the bending angle of kink contacts with connection sheet with controlling switch.
The free end of connection sheet is folded upward at perpendicular to its bearing of trend, formed back it is hook-shaped, and bend angle part do
Fillet processing, the surface that bending angle contacts with controlling switch is cambered surface, and when driving member rotates, bending angle and the control of connection sheet are opened
Sliding contact is closed, contact surface that will not be to controlling switch causes to damage, and slip therebetween is also more smooth.
Specifically, the controlling switch in the handle interlock that the present embodiment is provided is microswitch 4.
Microswitch is that have small contact separation and snap-action mechanism, and it is dynamic to carry out switch with defined stroke and defined power
The contact mechanism of work.
Microswitch in the present embodiment includes contact, dynamic clamping head and quiet clamping head and sliding piece, contact and breaker energy storage motor
Current supply circuit be normally closed connection, sliding piece is oppositely arranged with driving member, connected between contact and sliding piece by dynamic clamping head and quiet clamping head
Connect.
Wherein, contact, dynamic clamping head and quiet clamping head are all disposed within housing, and a part for sliding piece is arranged in housing, another portion
Exceptionally it is exposed to outside housing.
Sliding piece is connected with driving member, and driving member acts on sliding piece, then power is acted in dynamic clamping head and quiet clamping head, works as elasticity
Return unit produces snap action when being displaced to critical point, makes contact quick-make or the cut-off breaker storage of dynamic clamping head and quiet clamping head end
The current supply circuit of energy motor.
When driving member rotates backward, the power being applied on sliding piece removes, and dynamic clamping head and quiet clamping head produces counteragent power, when dialling
After the reverse stroke of moving plate reaches the action critical point of dynamic clamping head and quiet clamping head, counteragent is instantaneously completed.Between the contact of microswitch
Away from it is small, actuating length is short, by power is small, break-make is rapid, and the responsiveness of its contact is unrelated with sliding piece responsiveness.
Specifically, dynamic clamping head and quiet clamping head is spring, and one end of spring is connected with sliding piece, and the other end is connected with contact.
Embodiment two
Reference picture 3-4, the present embodiment provide a kind of breaker, including energy storage motor, are provided with as described above on energy storage motor
Any handle interlock that embodiment one is provided, there is handle patchhole on energy storage motor.
Wherein, the concrete structure of handle interlock is hereinbefore discussed in detail, and here is omitted.
In breaker work, when needing that energy storage motor is operated manually, operation handle is inserted on energy storage motor
Handle insert in the hole, due to the presence of handle interlock, the current supply circuit of energy storage motor can be automatically cut off, and energy storage motor is not
Can be powered, it is therefore prevented that energy storage motor, which rotates, drives operation handle to rotate the accident generation for injuring operating personnel, also, energy storage motor
The not charged performance that will not produce other components of high pressure and then breaker.Improve the safety in utilization of breaker, same to time delay
Its service life is grown.
Finally it should be noted that:Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System;Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand:It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution;And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
- A kind of 1. handle interlock, it is characterised in that including:Mounting bracket (2), set gradually on the mounting bracket (2) There are driving member (3) and controlling switch;The driving member (3) is movably installed in the mounting bracket (2), and the first end of the driving member (3) being capable of portion Divide the handle patchhole (11) of covering energy storage motor (1), the second end of the driving member (3) is relative with the controlling switch to be set Put, the controlling switch is used for the break-make of energy storage motor (1) current supply circuit according to the action control of the driving member (3).
- 2. handle interlock according to claim 1, it is characterised in that the middle part of the driving member (3) is be hinged to be fixed In the mounting bracket (2).
- 3. handle interlock according to claim 2, it is characterised in that chute is provided with the mounting bracket (2), The first end of the driving member (3) is provided with the sliding part for coordinating with the slide.
- 4. handle interlock according to claim 3, it is characterised in that the second end of the driving member (3), which has, to be used In the connection sheet contacted with the controlling switch, first end of the connection sheet along the driving member (3) points to the second end Direction extends to the controlling switch.
- 5. handle interlock according to claim 4, it is characterised in that the connection sheet is used for and the controlling switch One end of contact is provided with kink, and the bending angle of the kink contacts with the controlling switch.
- 6. handle interlock according to claim 1, it is characterised in that the controlling switch is microswitch (4).
- 7. handle interlock according to claim 6, it is characterised in that the microswitch (4) includes contact, elasticity Return unit and sliding piece, the current supply circuit of the contact and the energy storage motor (1) are normally closed connection, the sliding piece with it is described Driving member (3) contacts, and is connected between the contact and the sliding piece by dynamic clamping head and quiet clamping head.
- 8. handle interlock according to claim 7, it is characterised in that the dynamic clamping head and quiet clamping head is spring, the bullet One end of spring is connected with the sliding piece, and the other end is connected with the contact.
- 9. the handle interlock according to any one of claim 1-8, it is characterised in that the mounting bracket (2) is opened Provided with through hole, the operation handle (12) for the energy storage motor (1), which passes through, inserts the handle patchhole (11).
- 10. a kind of breaker, it is characterised in that including the energy storage motor (1), installation is just like power on the energy storage motor (1) Profit requires the handle interlock any one of 1-9, has the handle patchhole (11) on the energy storage motor (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720583710.0U CN206877938U (en) | 2017-05-24 | 2017-05-24 | Handle interlock and breaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720583710.0U CN206877938U (en) | 2017-05-24 | 2017-05-24 | Handle interlock and breaker |
Publications (1)
Publication Number | Publication Date |
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CN206877938U true CN206877938U (en) | 2018-01-12 |
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ID=61340593
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CN201720583710.0U Active CN206877938U (en) | 2017-05-24 | 2017-05-24 | Handle interlock and breaker |
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CN (1) | CN206877938U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113340769A (en) * | 2021-06-24 | 2021-09-03 | 江西德安万年青水泥有限公司 | 110KV total drop GIS micro-water density on-line monitoring system |
-
2017
- 2017-05-24 CN CN201720583710.0U patent/CN206877938U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113340769A (en) * | 2021-06-24 | 2021-09-03 | 江西德安万年青水泥有限公司 | 110KV total drop GIS micro-water density on-line monitoring system |
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Address after: 201499 east 2, 123 Lane 1, Ring Road East, Fengxian District, Shanghai. Patentee after: Shanghai Anyiji Enterprise Development Co.,Ltd. Address before: 201499 east 2, 123 Lane 1, Ring Road East, Fengxian District, Shanghai. Patentee before: AEG ENTERPEISE DEVELOPMENT (SHANGHAI) CO.,LTD. |
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CP01 | Change in the name or title of a patent holder |