CN208570487U - Leakage circuit breakers - Google Patents

Leakage circuit breakers Download PDF

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Publication number
CN208570487U
CN208570487U CN201821203519.XU CN201821203519U CN208570487U CN 208570487 U CN208570487 U CN 208570487U CN 201821203519 U CN201821203519 U CN 201821203519U CN 208570487 U CN208570487 U CN 208570487U
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China
Prior art keywords
circuit breakers
leakage circuit
chamber
cover
bracket
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CN201821203519.XU
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Chinese (zh)
Inventor
刘豫
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High Energy Grid Electric Ltd By Share Ltd
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High Energy Grid Electric Ltd By Share Ltd
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Priority to CN201821203519.XU priority Critical patent/CN208570487U/en
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Abstract

Leakage circuit breakers.The utility model provides leakage circuit breakers, and mainly solve present leakage circuit breakers is the extremely a set of actuating mechanism of N mostly, the extremely a set of actuating mechanism of L, causes components redundancy, the problem of structure is complicated.It is characterized by: the middle cover is equipped with through slot (21), buckle releaser (22) and bracket (23) are equipped in the through slot, the bracket side, which is set in the first chamber, is equipped with the pole N moving contact (231), and the other side, which is set in the second chamber, is equipped with the pole L moving contact;The lock (232) being correspondingly arranged and tripping (233) are additionally provided on the bracket, the buckle releaser is correspondingly arranged with the lock.The utility model provides leakage circuit breakers, and the pole N actuating mechanism and the pole L actuating mechanism share a bracket, lock and tripping, compact structure and easy to use.

Description

Leakage circuit breakers
Technical field
The utility model relates to Low Voltage Electrical Apparatus, and in particular to leakage circuit breakers.
Background technique
Leakage circuit breakers: the switch of energy auto-action when leakage current is more than predetermined value in circuit.Common leakage, breaking Device is divided into two class of voltage-type and current mode, and current mode is divided into electromagnetic type and two kinds of electron type.
Leakage circuit breakers is actually a kind of breaker with creepage protection function, and leakage circuit breakers includes breaker Mechanism and electric leakage unit, but existing electric leakage unit is by the dynamic touching of breaker first in a connecting rod and breaker mechanism Head keeps connection, i.e., after electric leakage unit detects that circuit leaks electricity, drives the movement of the first moving contact of breaker by connecting rod, And then disjunction tripping is realized by breaker mechanism.
Present leakage circuit breakers is the extremely a set of actuating mechanism of N mostly, and the extremely a set of actuating mechanism of L causes components superfluous It is remaining, structure is complicated.
Utility model content
In order to overcome the shortcomings of background technique, the utility model provides leakage circuit breakers, mainly solves present electric leakage Breaker is the extremely a set of actuating mechanism of N mostly, the extremely a set of actuating mechanism of L, causes components redundancy, the problem of structure is complicated.
The technical scheme adopted by the utility model is
Leakage circuit breakers, including bottom cover, middle cover and upper cover are equipped with for installing the movement of the pole N between the bottom cover and middle cover The first chamber of mechanism is equipped with the second chamber of the setting pole L actuating mechanism, on the middle cover between the middle cover and the upper cover Equipped with through slot, buckle releaser and bracket are equipped in the through slot, the bracket side, which is set in the first chamber, is equipped with the extremely dynamic touching of N Head, the other side, which is set in the second chamber, is equipped with the pole L moving contact;The lock being correspondingly arranged and jump are additionally provided on the bracket Button, the buckle releaser are correspondingly arranged with the lock.
Be additionally provided with bimetal leaf in the second chamber, be connected with pull rod on the lock, described pull rod one end with it is described Bimetal leaf is correspondingly arranged.
The middle cover is equipped with boss, and the boss is equipped with the first guide pin, and the pull rod middle-end is set to the boss Above and it is equipped with the first elongated slot being slidably matched with first guide pin.
The lock is equipped with the second guide pin, is correspondingly provided on the pull rod and to be slidably matched with second guide pin Second elongated slot.
The relatively described bimetal leaf one end bending of the pull rod forms L shaped plate, and the L shaped plate is used for the bimetal leaf shape Become Shi Ladong.
Cover board is equipped at the top of second guide pin, the diameter of the cover board is greater than the width of second elongated slot.
The middle cover is equipped with the second through slot, and magnet ring is equipped in second through slot, is equipped with first in the first chamber Terminal plate, first terminal plate are equipped with the first conducting wire, are equipped with the second terminal plate, second wiring in the second chamber Plate is equipped with the second conducting wire, and first conducting wire and the second conducting wire pass through the magnet ring.
Articulated shaft on the bottom cover, the bracket are equipped with the hinge hole hingedly cooperated with the articulated shaft.
Rotatable indicator is additionally provided on the bottom cover, described bracket one end is equipped with push rod, and the indicator bottom is set There is arc groove, described push rod one end is protruded into for driving the indicator to rotate in the arc groove, and the bottom cover upper surface is set Have and is correspondingly provided with observation window with the indicator.
The beneficial effects of the utility model are: the utility model provides leakage circuit breakers, the pole N actuating mechanism and L are extremely dynamic Make mechanism and shares a bracket, lock and tripping, it is compact structure and easy to use.
Detailed description of the invention
Fig. 1 is the perspective view of the explosion of the utility model one embodiment.
Fig. 2 is the inside stereoscopic schematic diagram of the utility model one embodiment.
Fig. 3 is the enlarged diagram in Fig. 2 at A.
Fig. 4 is the stereoscopic schematic diagram of the bottom cover of the utility model one embodiment.
Fig. 5 is the schematic cross-sectional view of the utility model one embodiment.
Fig. 6 is the sectional perspective schematic diagram of the utility model one embodiment.
Fig. 7 is the enlarged diagram in Fig. 6 at B.
Fig. 8 is the sectional perspective schematic diagram of the utility model one embodiment.
Specific embodiment
Utility model is described further with reference to the accompanying drawing: as shown, leakage circuit breakers, including bottom cover 1, middle cover 2 and upper cover 3, be equipped with the first chamber 4 for installing the pole N actuating mechanism between the bottom cover and middle cover, the middle cover with it is described The second chamber 5 of the setting pole L actuating mechanism is equipped between upper cover, the middle cover is equipped with through slot 210, is equipped in the through slot de- Device 22 and bracket 23 are detained, the bracket side, which is set in the first chamber, is equipped with the pole N moving contact 231, and the other side is set to described The pole L moving contact 236 is equipped in second chamber;The lock 232 being correspondingly arranged and tripping 233 are additionally provided on the bracket, it is described de- Button device is correspondingly arranged with the lock.Preferably, bracket is rotatably mounted on bottom cover (in can certainly being installed on On lid or upper lid), bracket is equipped with rotatable tripping and lock, the operating principle and conventional open circuit of the tripping and lock Device is consistent, i.e. the block tongue 2331 of one end of tripping is stuck in the card slot 2321 on lock and is pre-tightened by elastic component, in electric leakage, Incuded by magnet ring, then the push rod of buckle releaser drives lock to rotate counterclockwise (by taking Fig. 6 as an example), and lock leaves tripping, tripping It threads off in the case where the connecting rod of handle pulls, the application N pole actuating mechanism and the pole L actuating mechanism share a bracket, lock and tripping, It is compact structure and easy to use.
In the present embodiment, it as shown, being additionally provided with bimetal leaf 51 in the second chamber, is connected on the lock Pull rod 52, described pull rod one end are correspondingly arranged with the bimetal leaf.After bimetal leaf temperature distortion, is driven and latched by pull rod Rotation, and then drive tripping.
In the present embodiment, as shown, the middle cover is equipped with boss 21, the boss is equipped with the first guide pin 211, the pull rod middle-end is set on the boss and is equipped with the first elongated slot 521 being slidably matched with first guide pin.It should Connecting rod is set on boss, and the first guide pin on the first elongated slot and boss by being slidably matched cooperates, and runs smoothly, uses Effect is good.
In the present embodiment, as shown, the lock is equipped with the second guide pin 2331, with described the on the pull rod Two guide pins 2331 are correspondingly provided with the second elongated slot 522 being slidably matched.It runs smoothly, using effect is good.
In the present embodiment, as shown, the relatively described bimetal leaf one end bending of the pull rod forms L shaped plate 523, institute Pulling when stating L shaped plate for the bimetal leaf deformation.When bi-metal plate deformed, pull rod is driven by pushing L shaped plate, It is more easier stress, using effect is more preferably.
In the present embodiment, as shown, being equipped with cover board 2332 at the top of second guide pin, the diameter of the cover board is big In the width of second elongated slot.It prevents from, run smoothly.
In the present embodiment, as shown, the middle cover is equipped with the second through slot 24, magnet ring is equipped in second through slot 241, the first chamber is interior to be equipped with the first terminal plate, and first terminal plate is equipped with the first conducting wire 401, the second chamber It is inside equipped with the second terminal plate, second terminal plate is equipped with the second conducting wire, and first conducting wire and the second conducting wire pass through described Magnet ring.It is equipped with magnet ring in second through slot, no matter the magnet ring can be seen by opening bottom cover or upper cover, more intuitively, is convenient for Installation, and the first conducting wire and the second conducting wire is facilitated to pass through.
In the present embodiment, as shown, articulated shaft, the bracket are equipped with hinged with the articulated shaft on the bottom cover The hinge hole 230 of cooperation.
In the present embodiment, as shown, being additionally provided with rotatable indicator 13 on the bottom cover, described bracket one end is set There is push rod 234, the indicator bottom is equipped with arc groove 131, and described push rod one end is protruded into the arc groove for driving institute Indicator rotation is stated, the bottom cover upper surface, which is equipped with, is correspondingly provided with observation window 14 with the indicator.In bracket tripping rotation When, indicator rotation is driven, by observation window it can be seen that the state (color) of indicator.
In the description of the present invention, it should be understood that term " length ", " width ", "upper", "lower", " preceding ", The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached Orientation or positional relationship shown in figure, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this The limitation of utility model.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.
The embodiment being described with reference to the drawings is exemplary, it is intended to for explaining the utility model, and should not be understood as pair The limitation of the utility model.Embodiment is not construed as limitations of the present invention, but any spirit based on the utility model Improvements introduced should be all within the protection scope of the utility model.

Claims (9)

1. leakage circuit breakers, including bottom cover (1), middle cover (2) and upper cover (3) are equipped between the bottom cover and middle cover for installing N The first chamber (4) of pole actuating mechanism is equipped with the second chamber of the setting pole L actuating mechanism between the middle cover and the upper cover (5), it is characterised in that: the middle cover is equipped with through slot (210), and buckle releaser (22) and bracket (23), institute are equipped in the through slot It states bracket side and is equipped with the pole N moving contact (231) in the first chamber, the other side, which is set in the second chamber, is equipped with L Pole moving contact (236);Be additionally provided with the lock (232) being correspondingly arranged and tripping (233) on the bracket, the buckle releaser with it is described Lock is correspondingly arranged.
2. leakage circuit breakers according to claim 1, it is characterised in that: be additionally provided with bimetal leaf in the second chamber (51), it is connected on the lock pull rod (52), described pull rod one end is correspondingly arranged with the bimetal leaf.
3. leakage circuit breakers according to claim 2, it is characterised in that: the middle cover is equipped with boss (21), described convex Platform is equipped with the first guide pin (211), and the pull rod middle-end is set on the boss and is equipped with and slides with first guide pin The first elongated slot (521) of cooperation.
4. leakage circuit breakers according to claim 3, it is characterised in that: the lock is equipped with the second guide pin (2331), the second elongated slot (522) being slidably matched is correspondingly provided with second guide pin (2331) on the pull rod.
5. leakage circuit breakers according to claim 4, it is characterised in that: the relatively described bimetal leaf one end folding of the pull rod The at L-shaped plate of bending (523), the L shaped plate are used to pull when the bimetal leaf deformation.
6. leakage circuit breakers according to claim 5, it is characterised in that: be equipped with cover board at the top of second guide pin (2332), the diameter of the cover board is greater than the width of second elongated slot.
7. leakage circuit breakers according to claim 6, it is characterised in that: the middle cover is equipped with the second through slot (24), institute It states in the second through slot and is equipped with magnet ring (241), be equipped with the first terminal plate in the first chamber, first terminal plate is equipped with the One conducting wire (401), is equipped with the second terminal plate in the second chamber, and second terminal plate is equipped with the second conducting wire, and described the One conducting wire and the second conducting wire pass through the magnet ring.
8. leakage circuit breakers according to claim 7, it is characterised in that: articulated shaft on the bottom cover is set on the bracket There is the hinge hole (230) hingedly cooperated with the articulated shaft.
9. leakage circuit breakers according to claim 8, it is characterised in that: be additionally provided with rotatable indicator on the bottom cover (13), described bracket one end is equipped with push rod (234), and the indicator bottom is equipped with arc groove (131), and described push rod one end is protruded into For driving the indicator to rotate in the arc groove, the bottom cover upper surface, which is equipped with, is correspondingly provided with observation with the indicator Window (14).
CN201821203519.XU 2018-07-27 2018-07-27 Leakage circuit breakers Active CN208570487U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821203519.XU CN208570487U (en) 2018-07-27 2018-07-27 Leakage circuit breakers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821203519.XU CN208570487U (en) 2018-07-27 2018-07-27 Leakage circuit breakers

Publications (1)

Publication Number Publication Date
CN208570487U true CN208570487U (en) 2019-03-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821203519.XU Active CN208570487U (en) 2018-07-27 2018-07-27 Leakage circuit breakers

Country Status (1)

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CN (1) CN208570487U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109087830A (en) * 2018-07-27 2018-12-25 高能格乐电气股份有限公司 Leakage circuit breakers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109087830A (en) * 2018-07-27 2018-12-25 高能格乐电气股份有限公司 Leakage circuit breakers

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