CN108695118A - A kind of circuit breaker operation mechanism with solenoid actuated - Google Patents
A kind of circuit breaker operation mechanism with solenoid actuated Download PDFInfo
- Publication number
- CN108695118A CN108695118A CN201710222114.4A CN201710222114A CN108695118A CN 108695118 A CN108695118 A CN 108695118A CN 201710222114 A CN201710222114 A CN 201710222114A CN 108695118 A CN108695118 A CN 108695118A
- Authority
- CN
- China
- Prior art keywords
- iron core
- rack
- circuit breaker
- roller gear
- extended segment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 78
- 230000003068 static effect Effects 0.000 claims abstract description 30
- 230000009471 action Effects 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims description 20
- 230000013011 mating Effects 0.000 claims description 10
- 230000015572 biosynthetic process Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000033001 locomotion Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000012636 effector Substances 0.000 description 1
- 210000002082 fibula Anatomy 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- 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
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/24—Electromagnetic 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
- H01H71/66—Power reset mechanisms
- H01H71/68—Power reset mechanisms actuated by electromagnet
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
Abstract
The invention discloses a kind of circuit breaker operation mechanisms with solenoid actuated,Including operation handle,Dynamic/static contact,Electromagnet,Trip assembley therefor,Electromagnet includes coil rack,The coil being set around on the outside of coil rack,The iron core and permanent magnet being placed in inside coil rack,Reaction spring is installed between iron core and permanent magnet,Iron core one end, which is stretched out except skeleton, constitutes extended segment,The extended segment is sequentially connected by rack and pinion assembly and operation handle,Static contact is set to iron core by magnetic force attraction or repels and occur on mobile path,Moving contact is installed on rack and pinion assembly and moving contact forms moving contact with iron core and does the structure that is linked moved with path with iron core along extended segment direction with the actuation or separating action of iron core and permanent magnet,Moving contact forms the relationship of being engaged that is turned on or off with the actuation or separating action of iron core and permanent magnet with static contact.The present invention has the advantages that simple in structure, dependable performance, production cost are relatively low.
Description
Technical field
It is especially a kind of with permanent-magnet bistable solenoid actuated the present invention relates to low-voltage electrical apparatus automatic control technology field
Miniature circuit breaker switching on and off operating mechanism.
Background technology
In order to realize the intelligence of national low-voltage power network, the small-sized plastic-shell of the end effector as supply network
Breaker increases the automatic switching on and off function of remote, close signal control.Though currently, such product of domestic many producer's displayings
Have many advantages, such as, but still there are complicated, production cost is higher, the insufficient defect of reliability.
Invention content
For overcome the deficiencies in the prior art, the present invention provides a kind of simple in structure, dependable performance, production cost are relatively low
The circuit breaker operation mechanism with solenoid actuated.
To achieve the goals above, the technical solution adopted by the present invention is:A kind of breaker operator with solenoid actuated
Mechanism, including operation handle, dynamic/static contact, electromagnet, trip assembley therefor, it is characterised in that:The electromagnet include coil rack,
The iron core and permanent magnet for being set around the coil on the outside of coil rack, being placed in inside coil rack, are installed between iron core and permanent magnet
There is reaction spring, iron core one end, which is stretched out except skeleton, constitutes extended segment, which passes through rack and pinion assembly and operation handle
It is sequentially connected, static contact is set to iron core and is attracted or repelled on the path of generation movement by magnetic force, and moving contact is installed on gear
In rack assembly and moving contact forms moving contact with the actuation or separating action of iron core and permanent magnet and along extension with iron core
Duan Fangxiang does the structure that is linked moved with path with iron core, actuation or separating action of the moving contact with iron core and permanent magnet
And form the relationship of being engaged that is turned on or off with static contact.Aforesaid operations handle by the drive connection of rack and pinion assembly,
The stretching motion up and down that iron core is generated by energization is changed into the reciprocating rotation of operation handle to realize that dynamic/static contact is connected
Disconnect moving synchronously for contact so that breaker completes combined floodgate, separating brake action;In addition, if electromagnet fails, by grasping manually
Switch point can also be made, close by making handle.
Further, the rack pinion component includes the rack being coaxially disposed with iron core, and rack bottom is extended with
The extended segment of mounting plate, iron core is assemblied on the mounting plate, and dynamic iron core is assemblied in end face of the mounting plate towards iron core, static iron core position
Below dynamic iron core, the teeth section of rack is connected by being driven roller gear with the handle roller gear section transmission in operation handle
It connects, the diameter for being driven roller gear is more than the diameter of handle roller gear part, and the trip assembley therefor includes dropout part and dropout
Needle, transmission roller gear is equipped with can drive dropout part with transmission Cylinder Gear rotation with during transmission roller gear one-directional rotation
Slide block dynamic and that cooperation is detached with the formation dropout of dropout needle.Above-mentioned rack be plastic piece structure, rack by its teeth section with
It is driven roller gear engagement, transmission roller gear is then engaged with the handle roller gear part being positioned above, and rack bottom is then
It is linked by mounting plate and iron core formation, moving contact is installed in mounting plate outer end face in the process with rack oscilaltion
In be turned on or off and contact with the static contact formation being disposed below, when transmission roller gear as iron core rises and permanent magnet point
When opening situation and turning left, dropout part is pushed to rotate synchronously for the slide block being driven on roller gear so that the dropout of dropout needle, makes
Obtain the mating breaker group tripping in side.
Further, the mounting plate of the rack is equipped with mounting hole, and the extended segment end of iron core is located at tooth across mounting hole
In the accommodating chamber formed between item and mounting plate, extended segment end thread is connected with locking nut.Rack is plastic piece structure, at
This is low, and easy to process, the extended segment of iron core is installed on by locking nut in its accommodating chamber, easy to assembly.
Further, the shrapnel being socketed on iron core extended segment is also equipped between the locking nut and accommodating chamber bottom surface
Structure.The setting of elastic piece structure can make the extended segment end of iron core be tight in accommodating chamber, when between iron core and permanent magnet
Attraction be more than shrapnel elastic force when, iron core towards permanent magnet direction move be attracted.
Further, the static contact is double structure of contact terminals, and double contacts are located at iron core both sides and the respective court of double contacts
Interior end face is equipped with taper stationary contact, and the moving contact is in inversed taper platform structure, the periphery inclined-plane of inversed taper platform structure on static contact
Two taper stationary contacts tapered slope corresponding matching.Static contact is double structure of contact terminals, left and right sides distribution, with moving contact shape
At large contact area.
Further, the handle roller gear part in the operation handle is installed on through Axis Tripod on Shell of circuit breaker,
The end that Axis Tripod is pierced by Shell of circuit breaker constitutes the peace that cooperation is moved synchronously with the operation handle of mating miniature circuit breaker group
Fill end.The handle roller gear part of operation handle, which is moved synchronously by Axis Tripod with mating miniature circuit breaker group formation, matches
It closes.
The invention will be further described below in conjunction with the accompanying drawings.
Description of the drawings
Attached drawing 1 is specific embodiment of the invention gate-dividing state structure chart;
Attached drawing 2 is specific embodiment of the invention "on" position structure chart;
Attached drawing 3 is specific embodiment of the invention moving contact structure vertical view;
Attached drawing 4 is specific embodiment of the invention moving contact structure sectional view;
Attached drawing 5 is specific embodiment of the invention static contact structure vertical view;
Attached drawing 6 is specific embodiment of the invention static contact structure front view;
Attached drawing 7 is specific embodiment of the invention rack structure side view;
Attached drawing 8 is specific embodiment of the invention rack structure front view;
Attached drawing 9 is the structural side view of specific embodiment of the invention dropout part and dropout needle;
Attached drawing 10 is the structural front view of specific embodiment of the invention dropout part and dropout needle;
Attached drawing 11 is the structural front view of specific embodiment of the invention operation handle and handle roller gear part;
Attached drawing 12 is the structural side view of specific embodiment of the invention operation handle and handle roller gear part;
Attached drawing 13 is the structural front view that the specific embodiment of the invention is driven roller gear;
Attached drawing 14 is the structural side view that the specific embodiment of the invention is driven roller gear;
Operation handle 1, Axis Tripod 11, moving contact 2, static contact 3, taper stationary contact 31, iron core 41, extended segment 411, locking nut
412, elastic piece structure 413, permanent magnet 42, coil 43, coil rack 44, dropout part 5, slide block 51, dropout needle 52, reaction spring
45, rack 61, teeth section 611, mounting plate 612, accommodating chamber 613, transmission roller gear 62, handle roller gear part 3.
Specific implementation mode
Specific embodiments of the present invention are the circuit breaker operation mechanism with solenoid actuated, including operation as represented in figures 1 through 14
Handle 1, moving contact 2, static contact 3, electromagnet, trip assembley therefor, electromagnet include coil rack 44, are set around outside coil rack 44
The coil 43 of side, the iron core 41 being placed in inside coil rack 44 and permanent magnet, are equipped with counter-force bullet between iron core 41 and permanent magnet
Spring 45,41 one end of iron core, which is stretched out, constitutes extended segment 411 except skeleton, which passes through handle roller gear part 3, biography
Dynamic roller gear 62 and rack 61 are sequentially connected with operation handle 1, static contact 3 be set to iron core 41 by magnetic force attract or repel and
Occur on mobile path, moving contact 2 is installed on rack 61 and moving contact 2 forms moving contact 2 with iron core 41 with iron core 41
Actuation or separating action with permanent magnet and the knot that is linked moved with path with iron core 41 is done along 411 direction of extended segment
Structure, moving contact 2 are turned on or off with the formation of static contact 3 and are engaged with actuation or the separating action of iron core 41 and permanent magnet
Relationship.Aforesaid operations handle 1 is by handle roller gear part 3, the drive connection of transmission roller gear 62 and rack 61, by iron
The stretching motion up and down that core 41 is generated by energization is changed into the reciprocating rotation of operation handle 1 to realize that dynamic/static contact 3 is connected
Disconnect moving synchronously for contact so that breaker completes combined floodgate, separating brake action;In addition, if electromagnet fails, by grasping manually
Switch point can also be made, close by making handle 1.
61 bottom of above-mentioned rack is extended with mounting plate 612, and the extended segment 411 of iron core 41 is assemblied on the mounting plate 612, moves
Iron core 41 is assemblied in mounting plate 612 towards the end face of iron core 41, and static iron core 41 is located at 41 lower section of dynamic iron core, the teeth section of rack 61
611 are sequentially connected by being driven roller gear 62 with the handle roller gear part 63 in operation handle 1, are driven roller gear 62
Diameter be more than the diameter of handle roller gear part 63, trip assembley therefor includes dropout part 5 and dropout needle 52, is driven roller gear
62 be equipped with one-directionally rotated with transmission roller gear 62 during dropout part 5 can be driven with the rotation of transmission roller gear 62 and with it is de-
Fibula 52 forms the slide block 51 for separation cooperation of threading off.Above-mentioned rack 61 is plastic piece structure, and rack 61 passes through its teeth section 611
It is engaged with transmission roller gear 62, transmission roller gear 62 is then engaged with the handle roller gear part 63 being positioned above, tooth
61 bottom of item then by mounting plate 612 and iron core 41 formation be linked, moving contact 2 be installed in 612 outer end face of mounting plate with
It is turned on or off and contacts with the formation of static contact 3 being disposed below during 61 oscilaltion of rack, when transmission Cylinder Gear
When wheel 62 turns left with the rising of iron core 41 and permanent magnet break condition, the slide block 51 being driven on roller gear 62 pushes
Dropout part 5 rotates synchronously so that dropout needle 52 is threaded off so that the mating breaker group tripping in side.
The mounting plate 612 of rack 61 is equipped with mounting hole, and 411 end of extended segment of iron core 41 is located at rack 61 across mounting hole
In the accommodating chamber 613 formed between mounting plate 612,411 end thread of extended segment is connected with locking nut 412.Rack 61 is
Plastic piece structure, at low cost, easy to process, the extended segment 411 of iron core 41 is installed on its accommodating chamber 613 by locking nut 412
In, it is easy to assembly.
The shrapnel knot being socketed on 41 extended segment 411 of iron core is also equipped between 613 bottom surface of locking nut 412 and accommodating chamber
Structure 413.The setting of elastic piece structure 413 can make 411 end of extended segment of iron core 41 be tight in accommodating chamber 613, work as iron core
When attraction between 41 and permanent magnet is more than the elastic force of shrapnel, iron core 41 is moved towards permanent magnet direction and is attracted.
Static contact 3 is double structure of contact terminals, and double contacts are located at 41 both sides of iron core and the end face of double contacts respectively inwardly and set
It is in inversed taper platform structure, periphery inclined-plane and two tapers on static contact 3 of inversed taper platform structure to have taper stationary contact 31, moving contact 2
The tapered slope corresponding matching of stationary contact 31.Static contact 3 is double structure of contact terminals, and left and right sides distribution is formed larger with moving contact 2
Contact area.
The center location of handle roller gear part 63 in operation handle 1 is installed on Shell of circuit breaker through Axis Tripod 11
On, the operation handle 1 of end composition and mating miniature circuit breaker group that Axis Tripod 11 is pierced by Shell of circuit breaker, which moves synchronously, matches
The installation end of conjunction.The handle roller gear part 63 of operation handle 1 is formed by Axis Tripod 11 and mating miniature circuit breaker group
Move synchronously cooperation.
The operation principle of the present invention:Two cross sections of permanent magnet are respectively the pole N, S.When coil 43 passes through forward current
When, the magnetic pole of the lower end of iron core 41 is different with the magnetic pole of permanent magnet upper end, then the two poles of the earth attract, and iron core 41 moves down, band moving teeth
Item 61 and moving contact 2 move downwardly together, and are driven that roller gear 62 is left-handed, handle roller gear part 63 is turned right, and switch closes
Lock;"on" position is kept by the suction of permanent magnet at this time, meanwhile, the steel triangle at 63 center of handle roller gear part of handle
The miniature circuit breaker of the 11 mating installation in transmission side position of axis closes a floodgate;When coil 43 passes through reverse current, the magnetic of the lower end of iron core 41
Pole is identical as the magnetic pole of permanent magnet upper end, then the two poles of the earth are repelled, and iron core 41 moves up, and as above action is on the contrary, switch trip, and by
Reaction spring 45 is kept.Meanwhile the slide block for being driven 62 side of roller gear pushes the breaker that dropout needle 52 keeps side mating
Tripping.Therefore, 43 current direction of electromagnet coil is controlled, so that it may the separating brake or feed motion of breaker are completed with control.If
Electromagnet fails, and Manual operation handle 1 can also make switch point, close.
The present invention is not limited to above-mentioned specific implementation mode, and persons skilled in the art are according to disclosed by the invention interior
Hold, other a variety of specific implementation modes may be used and implement of the invention or every design structure using the present invention and think of
Road does simple change or change, both falls within protection scope of the present invention.
Claims (7)
1. a kind of circuit breaker operation mechanism with solenoid actuated, including operation handle, dynamic/static contact, electromagnet, trip assembley therefor,
It is characterized in that:The electromagnet includes coil rack, is set around on the outside of coil rack coil is placed in inside coil rack
Iron core and permanent magnet are equipped with reaction spring between iron core and permanent magnet, iron core one end, which is stretched out except skeleton, constitutes extended segment, should
Extended segment is sequentially connected by rack and pinion assembly and operation handle, and static contact is set to iron core by magnetic force attraction or repels and send out
On raw mobile path, moving contact is installed on rack and pinion assembly and moving contact and iron core formation moving contact are with iron core and forever
Actuation or the separating action of magnet and the structure that is linked moved with path with iron core is done along extended segment direction, moving contact with
Iron core and permanent magnet actuation or separating action and be turned on or off the relationship of being engaged with static contact formation.
2. the circuit breaker operation mechanism according to claim 1 with solenoid actuated, it is characterised in that:The rack-and-pinion
Transmission component includes the rack being coaxially disposed with iron core, and rack bottom is extended with mounting plate, and the extended segment of iron core is assemblied in the peace
In loading board, dynamic iron core is assemblied in end face of the mounting plate towards iron core, and static iron core is located at below dynamic iron core, and the teeth section of rack passes through
Transmission roller gear is connect with the handle roller gear section transmission in operation handle, and the diameter for being driven roller gear is more than handle
The diameter of roller gear part, the trip assembley therefor include dropout part and dropout needle, and transmission roller gear is equipped with to be justified with transmission
Dropout part can be driven to form dropout with the rotation of transmission roller gear with dropout needle and detach cooperation during stud wheel one-directional rotation
Slide block.
3. the circuit breaker operation mechanism according to claim 2 with solenoid actuated, it is characterised in that:The peace of the rack
Loading board be equipped with mounting hole, the extended segment end of iron core in the accommodating chamber that mounting hole is formed positioned at rack and mounting plate,
Extended segment end thread is connected with locking nut.
4. the circuit breaker operation mechanism according to claim 3 with solenoid actuated, it is characterised in that:The locking nut
The elastic piece structure being socketed on iron core extended segment is also equipped between accommodating chamber bottom surface.
5. according to the circuit breaker operation mechanism with solenoid actuated described in claim 2-4 any one, it is characterised in that:Institute
It is double structure of contact terminals to state static contact, and double contacts are located at iron core both sides and the end face of double contacts respectively inwardly and are equipped with taper stationary contact
Point, the moving contact are in inversed taper platform structure, the cone on the periphery inclined-plane and two taper stationary contacts on static contact of inversed taper platform structure
Shape inclined-plane corresponding matching.
6. the circuit breaker operation mechanism according to claim 5 with solenoid actuated, it is characterised in that:The operation handle
On handle roller gear part be installed on Shell of circuit breaker through Axis Tripod, Axis Tripod be pierced by Shell of circuit breaker end constitute
The installation end of cooperation is moved synchronously with the operation handle of mating miniature circuit breaker group.
7. using the circuit breaker operation mechanism of solenoid actuated according to any one of claims 1-4, it is characterised in that:Institute
The handle roller gear part stated in operation handle is installed on through Axis Tripod on Shell of circuit breaker, and Axis Tripod is pierced by Shell of circuit breaker
End constitute the installation end that cooperation is moved synchronously with the operation handle of mating miniature circuit breaker group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710222114.4A CN108695118A (en) | 2017-04-07 | 2017-04-07 | A kind of circuit breaker operation mechanism with solenoid actuated |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710222114.4A CN108695118A (en) | 2017-04-07 | 2017-04-07 | A kind of circuit breaker operation mechanism with solenoid actuated |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108695118A true CN108695118A (en) | 2018-10-23 |
Family
ID=63842786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710222114.4A Pending CN108695118A (en) | 2017-04-07 | 2017-04-07 | A kind of circuit breaker operation mechanism with solenoid actuated |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108695118A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110774775A (en) * | 2019-10-17 | 2020-02-11 | 贵州黎阳国际制造有限公司 | Two-dimensional code marking head of marking machine and two-dimensional code marking method |
| CN112176474A (en) * | 2020-10-10 | 2021-01-05 | 东阳梦凡特时装有限公司 | Be used for weaving and be convenient for spinning dirt collecting device who adjusts |
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| CN112176474A (en) * | 2020-10-10 | 2021-01-05 | 东阳梦凡特时装有限公司 | Be used for weaving and be convenient for spinning dirt collecting device who adjusts |
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Application publication date: 20181023 |