阅读说明：本技术 一种电子式漏电断路器 (A kind of electronic type residual current circuit breaker ) 是由 旷荣昌 王晋 胡德 于 2019-09-26 设计创作，主要内容包括：本发明涉及漏电断路器的技术领域,公开了一种电子式漏电断路器,其技术方案要点包括断路器本体、上盖和底座,所述断路器本体的两侧分别设有多个接线端子,相邻两个所述接线端子呈高低交错分布,所述底座上设有多个分别与各接线端子位置对应的接线孔,外部导线由所述接线孔穿入底座中与接线端子相连。本发明具有占用空间小、节约空间的效果。(The present invention relates to the technical fields of leakage circuit breakers, disclose a kind of electronic type residual current circuit breaker, its drip irrigation device includes breaker body, upper cover and pedestal, the two sides of the breaker body are respectively equipped with multiple connecting terminals, the two neighboring connecting terminal is interspersed in height, the pedestal is equipped with multiple wiring holes corresponding with each connecting terminal position respectively, and outer lead is penetrated in pedestal by the wiring hole to be connected with connecting terminal.The present invention have occupy little space, space-saving effect.)

1. a kind of electronic type residual current circuit breaker, including breaker body (1), upper cover (2) and pedestal (3), the breaker body (1) two sides are respectively equipped with multiple connecting terminals (4), it is characterised in that: the two neighboring connecting terminal (4) is interlocked in height Distribution, the pedestal (3) be equipped with multiple wiring holes (31) corresponding with each connecting terminal (4) position respectively, outer lead by The wiring hole (31) penetrates in pedestal (3) to be connected with connecting terminal (4).

2. a kind of electronic type residual current circuit breaker according to claim 1, it is characterised in that: the connecting terminal (4) includes The wire frame (41) that is slidably arranged in pedestal (3), one end protrude into the terminal plate (42) and and wire frame of wire frame (41) (41) movable bolt (43) that upper side wall is threadedly coupled, the end of the movable bolt (43) is located at the upper of terminal plate (42) Side, the upper cover (2) are equipped with multiple through-holes (21) being located at right above each connecting terminal (4).

3. a kind of electronic type residual current circuit breaker according to claim 2, it is characterised in that: the two sides of the upper cover (2) point It is not rotatably connected to the protecting cover (22) for closing through-hole (21) opening.

4. a kind of electronic type residual current circuit breaker according to claim 1, it is characterised in that: be equipped on the upper cover (2) For controlling the bat-handle switch (23) of connecting and disconnecting of the circuit in breaker body (1) and the handle lock of limitation bat-handle switch (23) rotation (24)。

5. a kind of electronic type residual current circuit breaker according to claim 1, it is characterised in that: be equipped with peace in the pedestal (3) Loading board (32), the breaker body (1) include the electromagnetic coil buckle releaser (11) being detachably connected on mounting plate (32).

6. a kind of electronic type residual current circuit breaker according to claim 5, it is characterised in that: the mounting plate (32) is opposite It is equipped in two side walls slot (321), the end face of electromagnetic coil buckle releaser (11) towards the mounting plate (32) is fixed with two A inserted block (113), two inserted blocks (113) are engaged by clamping with two slots (321) respectively.

7. a kind of electronic type residual current circuit breaker according to claim 6, it is characterised in that: mounting plate (32) the direction electricity The side of magnetic coil buckle releaser (11) is fixed there are two fastening block (322), and the spacing of two fastening blocks (322) is slightly less than electromagnetic wire Enclose the height of buckle releaser (11)；When two inserted blocks (113) are inserted into two slot (321) respectively, the electromagnetic coil buckle releaser (11) it is clamped between two fastening blocks (322).

8. a kind of electronic type residual current circuit breaker according to claim 7, it is characterised in that: the fastening block (322) is separate The junction of the end face of mounting plate (32) and the end face close to electromagnetic coil buckle releaser (11) is equipped with chamfering (323).

9. a kind of electronic type residual current circuit breaker according to claim 1, it is characterised in that: the breaker body (1) is also Including the shaft (12) being rotatablely connected with mounting plate (32), the rotation seat (13) being fixedly connected with shaft (12) and be mounted on turn The moving contact (14) that dynamic seat (13) are interior and one end is exposed, the height of each moving contact (14) are equal；It is close with the moving contact (14) Connecting terminal (4) on be fixed with static contact (44), the static contact (44) towards the end face of moving contact (14) be equipped with stationary contact (441)。

10. a kind of electronic type residual current circuit breaker according to claim 9, it is characterised in that: the moving contact (14) is separate With its similar in the side of static contact (44) be wholely set thickening part (141).

Technical field

The present invention relates to the technical fields of leakage circuit breakers, and more specifically it is related to a kind of electronic type residual current circuit breaker.

Background technique

Electronic type residual current circuit breaker mainly by zero sequence current mutual inductor, electronic control leakage tripping device and with overload and it is short The breaker composition of road protection.When being leaked electricity in protection circuit or the person gets an electric shock, as long as leakage current reaches design alternative and moves Make current value, the secondary winding of zero sequence current mutual inductor just exports a signal, and makes breaker actuation by the de- mouthpart that leaks electricity, Play the role of electric leakage and electrical shock protection to cut off the power.

Currently, the Chinese patent of Publication No. CN107946153A discloses a kind of leakage circuit breakers, it includes breaker Part and electric leakage part, upper cover, pedestal and separate shell, breaker portion and electric leakage part two sides be respectively provided with there are four wiring Terminal separates shell and is equipped with the socket being inserted into for the outer lead connecting with connecting terminal, and the height of each connecting terminal is concordant.

Connecting terminal in leakage circuit breakers is in external wire and when being connected, to guarantee enough electric clearances in order to avoid by hitting It wears, the spacing of two neighboring connecting terminal should be greater than its breakdown spacing safely.But four terminals in above-mentioned leakage circuit breakers Son is equal in parallelly distribute on, the height of two neighboring connecting terminal, cause the width of leakage circuit breakers entirety greatly, occupied space Greatly, especially in the poor deficient epoch of space resources now, leakage circuit breakers wasting space in installation or storage needs to be changed Into.

Summary of the invention

In view of the deficienciess of the prior art, having and accounting for the invention reside in a kind of quadrupole electronic type residual current circuit breaker is provided With space is small, space-saving effect.

To achieve the above object, the present invention provides the following technical scheme that a kind of electronic type residual current circuit breaker, including open circuit Device ontology, upper cover and pedestal, the two sides of the breaker body are respectively equipped with multiple connecting terminals, the two neighboring terminals Son is interspersed in height, and the pedestal is equipped with multiple wiring holes corresponding with each connecting terminal position respectively, outer lead It is penetrated in pedestal by the wiring hole and is connected with connecting terminal.

By using above-mentioned technical proposal, two neighboring connecting terminal interlocks in height, compared to the mode of horizontal distribution In the case where linear distance is equal, horizontal distance is greatly reduced, and the width of leakage circuit breakers entirety can greatly reduce, and has section The about effect in space.In addition, if connecting terminal is in parallelly distribute on, the width of two neighboring pole is small, for fixed outer in connecting terminal The fastener of portion's conducting wire and the electric clearance of the two poles of the earth terminal plate are inadequate, Yi Fasheng punch-through；When external wire, if outer lead It does not put easily overlap joint in order and causes short circuit, security risk is big.Therefore, connecting terminal is interspersed also to have and lead conducive to distributing external The effect of line and the fastener for fixing outer lead.

The present invention is further arranged to: the connecting terminal includes that the wire frame being slidably arranged in pedestal, one end are protruded into The terminal plate of wire frame and the movable bolt being threadedly coupled with the upper side wall of wire frame, the end of the movable bolt, which is located at, to be connect The upside of line plate, the upper lid are equipped with multiple through-holes being located at right above each connecting terminal.

By using above-mentioned technical proposal, when connecting outer lead, by outer lead protrude into wire frame downside inner wall and Movable bolt is rotated in the gap that terminal plate is formed, then after the screwdriver that the head with movable bolt is adapted to is passed through through-hole, is made It obtains wire frame to move up simultaneously with respect to terminal plate, the downside inner wall of wire frame and the gap of terminal plate reduce, and outer lead is compacted.It passes The conducting wire positioning method of system is directly to squeeze outer lead with movable bolt, and the forced area of conducting wire is small；And above-mentioned positioning method Conducting wire is pressed between terminal plate and wire frame, the forced area of conducting wire is big, good positioning effect.

The present invention is further arranged to: the two sides of the upper cover are rotatably connected to the shield for closing via openings respectively Lid.

By using above-mentioned technical proposal, after wiring, it is set to close through-hole to the rotation close to the side of through-hole protecting cover Opening avoids manpower from protruding into and electric shock or conductive material is caused to contact by mistake and generate short circuit, and security risk is small.

The present invention is further arranged to: the handle for controlling connecting and disconnecting of the circuit in breaker body is equipped on the upper lid Switch and the handle lock of limitation bat-handle switch rotation.

By using above-mentioned technical proposal, people can utilize the on-off of circuit in bat-handle switch control breaker body, hand Handle lock plays the role of position fixing handle switch, avoids the careless moving handle switch of manpower and keeps breaker body progress mistake dynamic Make.

The present invention is further arranged to: mounting plate is equipped in the pedestal, the breaker body includes being detachably connected Electromagnetic coil buckle releaser on a mounting board.

By using above-mentioned technical proposal, replaces traditional magnetic to take off device using electromagnetic coil buckle releaser, reduce product Production cost.

The present invention is further arranged to: slot, the electromagnetic coil are equipped in the opposite two side walls of the mounting plate Buckle releaser is fixed there are two inserted block towards the end face of mounting plate, and two inserted blocks are engaged by clamping with two slots respectively.

Two inserted blocks are inserted into two slots respectively when electromagnetic coil buckle releaser is installed by using above-mentioned technical proposal In, so that inserted block and slot clamping, so that the position of electromagnetic coil buckle releaser be made to fix, above-mentioned mounting means has convenient for disassembly and assembly Effect.

The present invention is further arranged to: there are two fastenings towards the fixation of the side of electromagnetic coil buckle releaser for the mounting plate Block, the spacing of two fastening blocks are slightly less than the height of electromagnetic coil buckle releaser；When two inserted blocks are inserted into two slots respectively, institute Electromagnetic coil buckle releaser is stated to be clamped between two fastening blocks.

By using above-mentioned technical proposal, it is formed between two fastening blocks between further clamping electromagnetic coil buckle releaser Gap improves the stability of electromagnetic coil buckle releaser.The fastening block of downside also acts as the effect of support electromagnetic coil buckle releaser, makes Electromagnetic coil buckle releaser is obtained to be not easy to fall under self gravitation effect.

The present invention is further arranged to: end face of the fastening block far from mounting plate and the end close to electromagnetic coil buckle releaser The junction in face is equipped with chamfering.

By using above-mentioned technical proposal, chamfering plays guiding when electromagnetic coil buckle releaser protrudes between two fastening blocks Effect, the inserting of convenient electromagnetic coil trip.

The present invention is further arranged to: the breaker body further includes the shaft and shaft with mounting plate rotation connection The rotation seat that is fixedly connected and it is mounted on the moving contact that in rotation seat and one end is exposed, the height of each moving contact is equal；With institute It states and is fixed with static contact on connecting terminal similar in moving contact, the static contact is equipped with stationary contact towards the end face of moving contact.

By using above-mentioned technical proposal, the linkage mechanism in electromagnetic coil buckle releaser work Shi Huiyu breaker body joins It is dynamic, and then drive shaft and rotation seat drive moving contact to rotate, to make moving contact and the stationary contact point contact on static contact and real The connection of existing circuit, moving contact separate the disconnection to realize circuit with the stationary contact on static contact.

The present invention is further arranged to: the moving contact it is separate with its similar in the side of static contact be wholely set thickening Portion.

By using above-mentioned technical proposal, thickening part eliminates the use of moving contact upper contact, it is possible to provide enough excess of stroke And electric life, under the premise of meeting temperature rise standard, not only save the cost also simplifies the production technology of product.

In conclusion the invention has the following advantages:

1. two neighboring connecting terminal is interspersed in height, under the premise of guaranteeing enough electric clearances, it is disconnected to reduce electric leakage The horizontal width of road device, not only have occupy little space, space-saving effect, also help outer lead and outer for compressing The distribution of the movable bolt of portion's conducting wire；

2. replacing traditional magnetic to take off device using electromagnetic coil buckle releaser, production cost is reduced；Electromagnetic coil buckle releaser is by inserting Block and slot connect and fix, is further compressed by two fastening blocks again, convenient for disassembly and assembly.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the present embodiment；

Fig. 2 is the structural schematic diagram after the present embodiment removal upper cover and pedestal；

Fig. 3 is the structural schematic diagram of the present embodiment middle connecting terminal；

Fig. 4 is partial schematic diagram when electromagnetic coil buckle releaser and mounting plate separate in the present embodiment.

Appended drawing reference: 1, breaker body；11, electromagnetic coil buckle releaser；111, conductive pin；112, coil；113, inserted block； 12, shaft；13, rotation seat；14, moving contact；141, thickening part；2, upper cover；21, through-hole；22, protecting cover；23, bat-handle switch； 231, limiting slot；24, handle lock；241, fixing seat；242, limited block；243, shifting block；244, stop hole；3, pedestal；31, wiring Hole；32, mounting plate；321, slot；322, fastening block；323, chamfering；4, connecting terminal；41, wire frame；42, terminal plate；43, Movable bolt；44, static contact；441, stationary contact.

Specific embodiment

Below in conjunction with attached drawing, invention is further described in detail.

Present embodiment discloses a kind of electronic type residual current circuit breakers, as shown in Figure 1 and Figure 2, including breaker body 1, upper cover 2 and pedestal 3, inside forms cavity when upper cover 2 is connected with the clamping of pedestal 3 and the two connects, and the setting of breaker body 1 is in the cavity It is interior.The two sides of breaker body 1 are respectively equipped with four connecting terminals 4, and two neighboring connecting terminal 4 is interspersed in height, bottom 3 opposite two side walls of seat are respectively equipped with four wiring holes 31, and four wiring holes 31 are flat with the height of four connecting terminals 4 respectively Together, outer lead can be protruded into pedestal 3 by wiring hole 31 and is connected with connecting terminal 4.

As shown in Figure 1 and Figure 2, two neighboring connecting terminal 4 is interspersed in height, compared to the terminals of horizontal distribution Son 4, horizontal distance greatly reduces on the basis of linear distance is equal, so that the width of leakage circuit breakers entirety reduces, occupies Space is small, saves space.The width of common quadrupole electronic type residual current circuit breaker is 72mm, and the width of this product is 36mm, The space of 36mm is saved, specification maximum can accomplish 40A.

As shown in Figure 2 and Figure 3, connecting terminal 4 includes wire frame 41, terminal plate 42 and movable bolt 43, and wire frame 41 slides It is arranged in pedestal 3, on 42 firm banking 3 of terminal plate and one end is protruded into wire frame 41, movable bolt 43 and wire frame 41 Upper side wall is threadedly coupled and vertical height is fixed, and the end of movable bolt 43 is located at the upside of terminal plate 42.It is offered in upper cover 2 Eight through-holes 21 being located at right above each movable bolt 43, the screwdriver being adapted to the head of movable bolt 43 can be by through-hole 21 protrude into rotary moveable bolt 43.When connecting outer lead, outer lead is protruded into the lower wall and terminal plate of wire frame 41 In 42 gaps formed, screw driver driving movable bolt 43 is recycled to rotate, so that wire frame 41 moves up simultaneously with respect to terminal plate 42 Compress outer lead.Above-mentioned positioning method is compared to the mode for directly using movable bolt 43 to compress conducting wire, the stress of outer lead Area is big, it is good to compress effect.

As shown in Figure 1, the two sides of upper cover 2 have been respectively articulated with a protecting cover 22, protecting cover 22 can be respectively used to 2 liang of closed above The opening of four through-holes 21 of side avoids manpower from being directly protruding into through-hole 21 and electric shock accidents or conductive material is caused to be mistakenly inserted through-hole 21 And causing short circuit, security risk is small.

As shown in Figure 1 and Figure 2, bat-handle switch 23 and handle lock 24, bat-handle switch 23 and breaker sheet are installed in upper cover 2 Linkage mechanism linkage in body 1, people can be by rotary hand controller 23 to drive linkage mechanism to work, and then controls breaker The on-off of circuit in ontology 1.

As shown in Figure 1 and Figure 2, handle lock 24 includes the fixing seat 241 being fixed in upper cover 2, is slidably arranged in fixing seat The upper end of limited block 242 and the shifting block 243 being fixed on limited block 242 in 241, shifting block 243 exceeds fixing seat 241, handle Switch 23 is equipped with the limiting slot 231 protruded into for 242 end of limited block close to the end face of fixing seat 241.People can utilize shifting block 243 By in the end push-in limiting slot 231 of limited block 242, to limit the rotation of bat-handle switch 23, people is avoided to encounter in careless dial Breaker body 1 carries out malfunction when bat-handle switch 23.It is equipped with stop hole 244 in fixing seat 241 and limited block 242, limits Two stop holes 244 are aligned when position block 242 is inserted into limiting slot 231, and rod piece can be inserted into stop hole 244 and be limited with fixed by people Block 242.

As shown in Figure 2, Figure 4 shows, be fixed with mounting plate 32 in pedestal 3, breaker body 1 include electromagnetic coil buckle releaser 11, The shaft 12 being rotatablely connected with mounting plate 32, the rotation seat 13 that is fixedly connected with shaft 12 and it is mounted on moving on rotation seat 13 The quantity of contact 14, rotation seat 13 and moving contact 14 is four and height is equal, and rotation seat 13 is stretched out in the lower end of moving contact 14. Be fixed with static contact 44 on connecting terminal 4 similar in moving contact 14, static contact 44 it is close with its similar in moving contact 14 end Face is fixed with stationary contact 441.Electromagnetic coil buckle releaser 11 can drive the linkage mechanism in breaker body 1 to link when working, into And drive shaft 12 drives rotation seat 13 and moving contact 14 to rotate, so that moving contact 14 is contacted with stationary contact 441 to realize circuit Connection, moving contact 14 disconnection to realize circuit is separated with stationary contact 441.

As shown in Fig. 2, moving contact 14 it is separate with its similar in the side of static contact 44 be wholely set thickening part 141, add Thick portion 141 simplifies the production technology of product instead of the contact of traditional moving contact 14 under the premise of meeting temperature rise standard, Reduce production cost.

As shown in Figure 2, Figure 4 shows, electromagnetic coil buckle releaser 11 includes conductive pin 111 and the coil 112 for being wound with enameled wire, coil One end of enameled wire on 112 is welded on conductive pin 111, the other end is connected by conducting wire on circuit boards, using electromagnetic wire Enclosing buckle releaser 11 replaces traditional magnetic to take off device, reduces production cost.

As shown in Figure 2, Figure 4 shows, slot 321, electromagnetic coil buckle releaser 11 are equipped in the opposite two side walls of mounting plate 32 Fixed there are two inserted block 113 close to the end face of mounting plate 32, two inserted blocks 113 are engaged by clamping with two slots 321 respectively.Installation Plate 32 is fixed there are two fastening block 322 close to the end face of electromagnetic coil buckle releaser 11, and the spacing of two fastening blocks 322 is slightly less than electricity The height of magnetic coil buckle releaser 11, end face of the fastening block 322 far from mounting plate 32 and the end face close to electromagnetic coil buckle releaser 11 Junction be equipped with chamfering 323.When electromagnetic coil buckle releaser 11 is installed, two inserted blocks 113 are respectively protruding into two slots 321 So that it is mutually clamped, so that the position of electromagnetic coil buckle releaser 11 be made to fix, two fastening blocks 322, which play, further compresses electricity The effect of magnetic coil buckle releaser 11 improves the stability of electromagnetic coil buckle releaser 11.

The working principle of the present embodiment: two neighboring connecting terminal 4 is interspersed in height, compared to 4 water of connecting terminal Divide cloth equally, the width of product is reduced in the case where its electric clearance is constant, product occupies little space, saves space.Electricity Magnetic coil buckle releaser 11, which takes off device compared to traditional magnetic, has the effect of at low cost, and electromagnetic coil buckle releaser 11 and mounting plate 32 are connected by way of clamping, convenient for disassembly and assembly.

The foregoing is merely presently preferred embodiments of the present invention, is not intended to restrict the invention, all in design structure of the invention Within think of, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.