CN202111023U - Shunt release for breaker - Google Patents
Shunt release for breaker Download PDFInfo
- Publication number
- CN202111023U CN202111023U CN2011202002056U CN201120200205U CN202111023U CN 202111023 U CN202111023 U CN 202111023U CN 2011202002056 U CN2011202002056 U CN 2011202002056U CN 201120200205 U CN201120200205 U CN 201120200205U CN 202111023 U CN202111023 U CN 202111023U
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- CN
- China
- Prior art keywords
- circuit breaker
- sensitive switch
- shunt release
- iron core
- pedestal
- 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.)
- Expired - Lifetime
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Abstract
A shunt release for a breaker belongs to the technical field of low-voltage electric appliance accessories. The shunt release for a breaker comprises a microswitch assembly, an electromagnetic mechanism, an energy storage mechanism and a pedestal. The shunt release for a breaker is characterized in that the microswitch assembly is electrically connected with the conductive loop of the electromagnetic mechanism in a series manner, and is related with the switch-on state and the switch-off state of a breaker in a mechanically actuating manner; if the breaker stays in a switch-on state, the microswitch assembly stays in a turn-on state in the conductive loop of the electromagnetic mechanism; and when power is provided to the electromagnetic mechanism and the breaker is driven to stay in a switch-off state, the conductive loop of the electromagnetic mechanism is cut off by the microswitch assembly. According to the utility model, the reliability of the shunt release is effectively improved, and electric energy is saved.
Description
Technical field
The utility model belongs to low-voltage electrical apparatus attachment technique field, is specifically related to the shunt release that a kind of circuit breaker is used
Background technology
shunt release is a kind of execution unit that circuit breaker provides remote separating brake that is used to; Wherein, In the technical scheme of circuit breaker that utility model patent Granted publication CN20147726Y recommends with shunt trip; Because the strike mechanism of shunt release has adopted energy storing structure, thereby makes shunt release develop into the shunt release that has stored energy mechanism in fact.Adopt the technique effect of this structure to be: because required operating current is less, therefore to help to protect the electromagnetic system coil of (also can claim electromagnetic mechanism), make coil energising for a long time under normal circumstances and do not show and burn.Yet this structure is still deposited the anxiety of coil burnout, and is heavy then phenomenon occurs burning the light useful life that shortens coil because in case operating current has surpassed rated value, coil can serious heating, makes the shunted exciter tripping inefficacy, and even causes the accident.Say again, because coil is in "on" position for a long time, therefore can the certain electric energy of loss.Reflect this, be necessary to improve
Summary of the invention
The task of
the utility model is to provide a kind of operating current little and drive in its action and can cut off the galvanic circle effectively after the circuit breaker tripping tripping operation and use and increase the service life and shunt release that the circuit breaker of saves energy consumption is used.
The task of
the utility model is accomplished like this; The shunt release that a kind of circuit breaker is used; Comprise sensitive switch assembly, electromagnetic mechanism, stored energy mechanism and pedestal; Be characterised in that: described sensitive switch assembly is connected in series in the galvanic circle of said electromagnetic mechanism with electric connection mode; And this sensitive switch assembly is associated with the on/off switch state of circuit breaker with mechanically actuated mode, and wherein: when circuit breaker was in "on" position, the sensitive switch assembly was in on-state in the galvanic circle of said electromagnetic mechanism; And when electromagnetic mechanism got electric and drives circuit breaker and be in gate-dividing state, the sensitive switch assembly cut off the galvanic circle of said electromagnetic mechanism.
are in one of the utility model concrete embodiment; Described sensitive switch assembly comprises base, cover plate, sensitive switch body, first spring and push rod; Sensitive switch body, first spring and push rod are arranged in the base cavity of base; And place by cover plate lid and to implement to cover on the base to protect, wherein, in the cavity volume of base, constitute sensitive switch body fitted shaft; Cooperate axis hole and have sensitive switch on the sensitive switch body, sensitive switch cooperates axis hole to match with sensitive switch body fitted shaft.
are in another concrete embodiment of the utility model; Described first spring and the position of push rod in the base cavity of said base are positioned at the same side of said sensitive switch body jointly, and push rod leans out base and matches with the mechanism of circuit breaker.
in another concrete embodiment of the utility model, the edge of described cover plate constitutes the cover plate breach, and the accent position of the base cavity of described base constitutes the holding bead, and the holding bead matches with the cover plate breach.
In another concrete embodiment of the utility model, described sensitive switch assembly pivot is arranged on the described pedestal
.
also have among the concrete embodiment the utility model, and described electromagnetic mechanism comprises dynamic and static iron core, coil, second spring, yoke cover and positioning sleeve, and coil is arranged on the said pedestal; Dynamic and static iron core corresponds to each other and is arranged in the inner chamber of coil, and wherein, moving iron core is connected with described stored energy mechanism; Second spring is arranged between the dynamic and static iron core, wherein: an end of second spring contacts with moving iron core, and the other end contacts with static iron core; The yoke cover is installed on the pedestal; And be positioned at the top of the inner chamber of said coil, positioning sleeve is located in the yoke cover, and matches with described iron core.
the utility model more and among concrete embodiment, described stored energy mechanism comprises snap close, amplifies draw bar, energy-stored spring and strike bar, latch pivot is connected on the said pedestal; Amplify the draw bar pivotal connection on pedestal; One end of energy-stored spring is connected with the amplification draw bar, and the other end is connected with pedestal, hits bar and amplifies the draw bar pivotal connection; And it is corresponding with circuit breaker operation mechanism; Wherein: an end of said snap close has a latch hook, and the other end has a drive rod, on described amplification draw bar, offers a hook lock; To amplify draw bar with the cooperation of hook lock by latch hook and be connected with snap close, described drive rod is connected with said moving iron core.
the utility model so that concrete embodiment in, the vertical sectional shape of described moving iron core is little and the inverted T font that the bottom is big in top, and constitutes confined planes at the intersection of top and bottom.
the utility model again more and among concrete embodiment, be formed with a lug on the described amplification draw bar, this lug is corresponding with the position of the handle of circuit breaker operation mechanism.
are at again and then among concrete embodiment of the utility model; Described strike bar offers a vertical slot in vertical direction; In vertical slot, be provided with one and be used for playing the guiding role and ensureing and hit the strike axle that bar moves up and down hitting bar, this strikes axle and said pedestal are fixed.
the utility model is owing to adopted said structure; The operating current of the coil of electromagnetic mechanism is less, and simultaneously after shunt release got the electrician and drives the circuit breaker tripping tripping operation, the sensitive switch assembly can cut off the loop of coil rapidly; Avoid coil to switch on for a long time; The coil working heating is little, therefore can improve the reliability of shunt release effectively, simultaneously again can saves energy.
Description of drawings
Fig. 1 is the sketch map of the electromagnetic mechanism of the utility model.
Fig. 2 is the sketch map of the sensitive switch assembly of the utility model.
Fig. 3 is the overall structure of the utility model and the sketch map of stored energy mechanism.
Embodiment
The technical spirit and the beneficial effect of the utility model can fully be understood in order to make the public in
; The applicant will combine accompanying drawing that the embodiment of the utility model is described in detail below; But the applicant is not the restriction to technical scheme to the description of embodiment, anyly makes form but not the variation of essence all should be regarded as the protection range of the utility model according to the utility model design.
see also Fig. 1 and combine Fig. 2; The shunt release that a kind of circuit breaker of the utility model is used comprises electromagnetic mechanism 2, stored energy mechanism 3, pedestal 4 and sensitive switch assembly 1; Described sensitive switch assembly includes base 11, cover plate 12, sensitive switch body 13, first spring 14 and push rod 15; Sensitive switch body 13, first spring 14 and push rod 15 place the base cavity of base 11 respectively, and the sensitive switch of offering on the sensitive switch body 13 cooperates axis hole 131 to match with the interior sensitive switch body fitted shaft 111 that constitutes of the base cavity of base 11.Aforesaid first spring 14 and push rod 15 place the same side of sensitive switch body 13, and first spring 14 places push rod 15 tops, and push rod 15 passes base 11 and matches with the breaker mechanism motion.Offer cover plate breach 121 in the edge of cover plate 12, and constitute the holding bead 112 that position and cover plate breach 121 are corresponding and match at the accent position of the base cavity of base 11, holding bead 112 fastens with cover plate breach 121.Described sensitive switch assembly 1 pivotal connection is on pedestal 4.
still see also Fig. 1 and combine Fig. 3; Described electromagnetic mechanism 2 comprises coil 23, moving iron core 21, static iron core 22 and second spring 24, and coil 23 is arranged on the pedestal 4, and dynamic and static iron core 21,22 places the inner chamber of coil 23 respectively; Second spring 24 is arranged in the inner chamber of static iron core 22; Moving iron core 21 is positioned at static iron core 22 tops, and moving iron core 21 is the cylinders that are made up of two parts about major diameter and the minor diameter, and its vertical sectional shape is the big inverted T font in bottom for top is little; Be formed with confined planes 211 at upper and lower two-part intersection; Offer one in moving end, iron core 21 upper end and be used for the snap close connecting hole 211 that is connected with the snap close 31 of stored energy mechanism 3, described second spring 24 is arranged between moving iron core 21 and the static iron core 22, and two ends contact.Interior top of chamber at said coil 23 also is provided with a yoke cover 25, and this yoke cover 25 is installed on the pedestal 4, and moving iron core 21 passes described yoke cover 25 and can overlap in 25 at yoke and moves up and down.In the yoke cover 25 positioning sleeve 26 is installed, this positioning sleeve 26 cooperates with moving iron core 21, can the reset position of moving iron core 21 be positioned.Need to prove: the setting of yoke cover 25, one side can be carried out spacing to moving iron core 21, can reduce the leakage field of electromagnetic system on the other hand, increases electromagnetic attraction, makes electromagnetic system compact more.
are asked for an interview Fig. 3 and are continued to combine Fig. 1; Described stored energy mechanism 3 comprises snap close 31, amplification draw bar 32, energy-stored spring 33 and hits bar 34; Described amplification draw bar 32 pivotal connections are on pedestal 4; End amplifying draw bar 32 offers a hook lock 321, forms corresponding with the position of circuit breaker operation mechanism handle and can realize the lug 322 that cooperatively interacts between the two at the other end that amplifies draw bar 32, and the middle part pivotal connection of described snap close 31 is on pedestal 4; One end of snap close 31 has one and is used for realizing the latch hook 311 that hook is joined with the hook lock 321 that amplifies on the draw bar 32; Snap close 31 other ends are formed with a drive rod 312, and the snap close connecting hole 211 that this drive rod 312 inserts on the aforesaid moving iron core 21 makes between iron core 21 and the snap close 31 to be connected.One end of energy-stored spring 33 is connected with amplification draw bar 32, and the other end is connected with pedestal 4.Hit bar 34 and amplify draw bar 32 pivotal connections; Offer a vertical slot 341 in vertical direction at strike bar 34; In vertical slot 341, be provided with one and be used for playing the guiding role and guaranteeing to hit the strike axle 3411 that bar 34 can only move up and down hitting bar 34, this strikes spools 3411 is fixed on the described pedestal 4.
applicant combines Fig. 1, Fig. 2 and Fig. 3 to narrate the course of work of the utility model; Sensitive switch assembly 1 is serially connected in the galvanic circle of shunt release electromagnetic mechanism 2, under the normal condition, when circuit breaker is detained again; Then lever is (not shown in the circuit breaker operation mechanism; Belong to known technology) contact with lug 322 on amplifying draw bar 32, and drive and amplify draw bar 32 and be rotated counterclockwise, the latch hook 311 that amplifies the hook lock 321 confession snap closes 31 on the draw bar 32 passes; And by snap close 31 pinnings, energy-stored spring 33 is accomplished energy storages simultaneously.When breaker closing; Push rod 15 completion that discharge sensitive switch assembly 1 reset, and the conducting of shunt release galvanic circle is in case shunt release obtains power supply signal; Moving unshakable in one's determination 21 will be to fixed core 22 motions under the electromagnetic attraction effect that coil 23 produces; And then driving that snap close 31 turns clockwise and releasable catch 31, snap close 31 move under the effect of energy-stored spring 33, drives strike bar 34 and then makes the dropout of circuit breaker draw bar; Promote the push rod 15 of sensitive switch assembly 1 in the time of the circuit breaker tripping tripping operation; Cut off the galvanic circle of shunt release, guarantee that coil 23 can not bear operating current for a long time, thereby reach the effect of protection shunt release and saves energy
Claims (10)
1. shunt release that circuit breaker is used; Comprise sensitive switch assembly (1), electromagnetic mechanism (2), stored energy mechanism (3) and pedestal (4); It is characterized in that: described sensitive switch assembly (1) is connected in series in the galvanic circle of said electromagnetic mechanism (2) with electric connection mode; And this sensitive switch assembly (1) is associated with the on/off switch state of circuit breaker with mechanically actuated mode; Wherein: when circuit breaker is in "on" position; Sensitive switch assembly (1) is in on-state in the galvanic circle of said electromagnetic mechanism (2), and when electromagnetic mechanism (2) electric and when driving circuit breaker and being in gate-dividing state, sensitive switch assembly (1) cuts off the galvanic circle of said electromagnetic mechanism (2).
2. the shunt release that circuit breaker according to claim 1 is used; It is characterized in that described sensitive switch assembly (1) comprises base (11), cover plate (12), sensitive switch body (13), first spring (14) and push rod (15); Sensitive switch body (13), first spring (14) and push rod (15) are arranged in the base cavity of base (11); And placing base (11) to go up by cover plate (12) lid implements to cover to protect, wherein, in the cavity volume of base (11), constitutes sensitive switch body fitted shaft (111); Cooperate axis hole (131) and have sensitive switch on the sensitive switch body (13), sensitive switch cooperates axis hole (131) to match with sensitive switch body fitted shaft (111).
3. the shunt release that circuit breaker according to claim 2 is used; It is characterized in that described first spring (14) and the position of push rod (15) in the base cavity of said base (11) are positioned at the same side of said sensitive switch body (13) jointly, and push rod (15) leans out base (11) and matches with the mechanism of circuit breaker.
4. the shunt release that circuit breaker according to claim 2 is used; The edge that it is characterized in that described cover plate (12) constitutes cover plate breach (121); And the accent position of the base cavity of described base (11) constitutes holding bead (112), and holding bead (112) matches with cover plate breach (121).
5. the shunt release that circuit breaker according to claim 1 is used is characterized in that described sensitive switch assembly (1) pivot is arranged on the described pedestal (4).
6. the shunt release that circuit breaker according to claim 1 is used is characterized in that described electromagnetic mechanism (2) comprises dynamic and static iron core (21,22), coil (23), second spring (24), yoke cover (25) and positioning sleeve (26), and coil (23) is arranged on the said pedestal (4); Dynamic and static iron core (21,22) corresponds to each other and is arranged in the inner chamber of coil (23); Wherein, moving iron core (21) is connected with described stored energy mechanism (3), and second spring (24) is arranged between the dynamic and static iron core (21,22); Wherein: an end of second spring (24) contacts with moving iron core (21); The other end contacts with static iron core (22), and yoke cover (25) is installed on the pedestal (4), and is positioned at the top of the inner chamber of said coil (23); Positioning sleeve (26) is located in the yoke cover (25), and matches with described iron core (21).
7. the shunt release that circuit breaker according to claim 6 is used; It is characterized in that described stored energy mechanism (3) comprises snap close (31), amplification draw bar (32), energy-stored spring (33) and hits bar (34); Snap close (31) pivotal connection is amplified draw bar (32) pivotal connection on pedestal (4) on said pedestal (4), an end of energy-stored spring (33) is connected with amplification draw bar (32); And the other end is connected with pedestal (4); Hit bar (34) and amplify draw bar (32) pivotal connection, and corresponding with circuit breaker operation mechanism, wherein: an end of said snap close (31) has a latch hook (311); And the other end has a drive rod (312); On described amplification draw bar (32), offer a hook lock (321), will amplify draw bar (32) by latch hook (311) with the cooperation of hook lock (321) and be connected with snap close (31), described drive rod (312) is connected with said moving iron core (21).
8. the shunt release of using according to claim 6 or 7 described circuit breakers, the vertical sectional shape that it is characterized in that described moving iron core (21) are little and the inverted T font that the bottom is big in top, and constitute confined planes (211) at the intersection of top and bottom.
9. the shunt release that circuit breaker according to claim 7 is used is characterized in that being formed with a lug (322) on the described amplification draw bar (32), and this lug (322) is corresponding with the position of the handle of circuit breaker operation mechanism.
10. the shunt release that circuit breaker according to claim 7 is used; It is characterized in that described strike bar (34) offers a vertical slot (341) in vertical direction; In vertical slot (341), be provided with one and be used for playing the guiding role and ensureing and hit the strike axle (3411) that bar (34) moves up and down hitting bar (34), it is fixing with said pedestal (4) that this hits axle (3411).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202002056U CN202111023U (en) | 2011-06-15 | 2011-06-15 | Shunt release for breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202002056U CN202111023U (en) | 2011-06-15 | 2011-06-15 | Shunt release for breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202111023U true CN202111023U (en) | 2012-01-11 |
Family
ID=45436477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202002056U Expired - Lifetime CN202111023U (en) | 2011-06-15 | 2011-06-15 | Shunt release for breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202111023U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102693884A (en) * | 2012-04-01 | 2012-09-26 | 上海诺雅克电气有限公司 | Special molded case circuit breaker for prepayment electric energy meter |
| CN103646826A (en) * | 2013-11-28 | 2014-03-19 | 德力西电气有限公司 | Novel action mechanism of electrical leakage protection module |
| CN103871791A (en) * | 2012-12-13 | 2014-06-18 | 苏州景泰电气有限公司 | Shunt release for circuit breakers |
| CN104282508A (en) * | 2014-10-13 | 2015-01-14 | 浙江正泰电器股份有限公司 | Electromagnetic tripping device with tripping mechanism |
| CN104701108A (en) * | 2015-03-26 | 2015-06-10 | 杭州泰姆电气有限公司 | Residual-current circuit breaker and releasing mechanism therefore |
| CN106129322A (en) * | 2016-08-08 | 2016-11-16 | 江苏博强新能源科技有限公司 | There is the lithium battery group of protection of threading off |
-
2011
- 2011-06-15 CN CN2011202002056U patent/CN202111023U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102693884A (en) * | 2012-04-01 | 2012-09-26 | 上海诺雅克电气有限公司 | Special molded case circuit breaker for prepayment electric energy meter |
| CN102693884B (en) * | 2012-04-01 | 2014-12-10 | 上海诺雅克电气有限公司 | Special molded case circuit breaker for prepayment electric energy meter |
| CN103871791A (en) * | 2012-12-13 | 2014-06-18 | 苏州景泰电气有限公司 | Shunt release for circuit breakers |
| CN103646826A (en) * | 2013-11-28 | 2014-03-19 | 德力西电气有限公司 | Novel action mechanism of electrical leakage protection module |
| WO2015078415A1 (en) * | 2013-11-28 | 2015-06-04 | 德力西电气有限公司 | Action mechanism for new electric leakage protection module |
| CN103646826B (en) * | 2013-11-28 | 2016-09-14 | 德力西电气有限公司 | A kind of actuating mechanism of leakage protection module |
| RU2611062C1 (en) * | 2013-11-28 | 2017-02-21 | Деликси Электрик Лтд | Drive mechanism of current residual protection unit |
| CN104282508A (en) * | 2014-10-13 | 2015-01-14 | 浙江正泰电器股份有限公司 | Electromagnetic tripping device with tripping mechanism |
| CN104282508B (en) * | 2014-10-13 | 2016-08-24 | 浙江正泰电器股份有限公司 | A kind of electromagnetic trip device with tripping mechanism |
| CN104701108A (en) * | 2015-03-26 | 2015-06-10 | 杭州泰姆电气有限公司 | Residual-current circuit breaker and releasing mechanism therefore |
| CN106129322A (en) * | 2016-08-08 | 2016-11-16 | 江苏博强新能源科技有限公司 | There is the lithium battery group of protection of threading off |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120111 |
|
| CX01 | Expiry of patent term |