CN212810215U

CN212810215U - Novel electric leakage tripping device of electric leakage circuit breaker

Info

Publication number: CN212810215U
Application number: CN202022343087.6U
Authority: CN
Inventors: 管巍伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-03-26
Anticipated expiration: 2030-10-20

Abstract

The utility model relates to the technical field of electric appliance parts, and discloses a novel electric leakage tripping device of an electric leakage circuit breaker, which comprises a tripping main body shell, wherein the bottom of the tripping main body shell is fixedly provided with a first shell, the bottom of the first shell is fixedly provided with a second shell, the front of the tripping main body shell is fixedly provided with a simulated electric leakage test button, the inner cavity of the tripping main body shell is rotatably provided with a simulated electric leakage test button moving plate, the electric leakage tripping device of the novel electric leakage circuit breaker can be assembled into the electric leakage circuit breaker together with a circuit breaker with a tripping shaft at a power end or a circuit breaker with a tripping hole at a load end, the technical problem that the similar products can not be assembled into the electric leakage circuit breaker together with the circuit breakers at different tripping positions is solved, the simulated electric leakage test button and the reset button are designed to avoid the horizontal position of the simulated electric leakage test button and the reset button of the similar products at the power supply side of the, small whole internal space and the like.

Description

Novel electric leakage tripping device of electric leakage circuit breaker

Technical Field

The utility model relates to an electrical apparatus part technical field specifically is a novel electric leakage circuit breaker's electric leakage dropout device.

Background

The earth leakage trip device is mechanically connected to the circuit breaker for releasing the holding mechanism and automatically opening the circuit breaker. When the current vector sum of the current passing through the zero sequence current transformer is not equal to zero, the two sides of the secondary coil of the transformer generate voltage which is amplified by the circuit, and when the set value is reached, the power supply is cut off in the specified time through the leakage release, thereby achieving the electric shock and leakage protection effects.

When the existing electric leakage tripping device is used, the simulation electric leakage test button and the reset button of the similar product are designed at the transverse position of the power supply side of the product, the whole internal space is small, the assembly process is inconvenient, the shape similarity identification degree of the two buttons is not high, and the like products and circuit breakers at different tripping positions cannot be assembled into an electric leakage circuit breaker.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to prior art not enough, the utility model provides a novel electric leakage circuit breaker's electric leakage trip gear, it is big to possess whole inner space, assembly process is convenient, two button shapes, the colour is different distinguishes the degree height, simultaneously can assemble into advantages such as electric leakage circuit breaker with the circuit breaker of different dropout types, the simulation electric leakage test button that has solved like product designs the transverse position in the product power side with reset button, whole inner space is little, assembly process is inconvenient, two button shapes are similar to distinguish the degree not high, like electric leakage trip gear can not assemble into electric leakage circuit breaker with the circuit breaker of different dropout positions's problem.

(II) technical scheme

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a novel electric leakage circuit breaker's electric leakage dropout device, includes dropout main part shell, the bottom fixed mounting of dropout main part shell has the shell No. one, the bottom fixed mounting of shell has the shell No. two, the positive fixed mounting of dropout main part shell has simulation electric leakage test button, the inner chamber of dropout main part shell rotates installs simulation electric leakage test button movable plate.

Preferably, the inner cavity of the tripping main body shell is fixedly provided with a static sheet of the simulation leakage test button on the left of the dynamic sheet of the simulation leakage test button.

Preferably, a reset button is fixedly installed on the front face of the tripping main body shell and on the left of the simulated leakage test button.

Preferably, the inner cavity of the tripping main body shell is fixedly provided with a lock catch on the left of the static sheet of the simulated leakage test button.

Preferably, a zero sequence transformer is fixedly installed in the inner cavity of the tripping main body shell and behind the lock catch.

Preferably, the inner cavity of the tripping main body shell is movably provided with a circuit board on the right of the zero sequence transformer, and the top of the tripping main body shell is movably provided with a tripping push rod.

(III) advantageous effects

Compared with the prior art, the utility model provides a novel electric leakage circuit breaker's electric leakage dropout device possesses following beneficial effect: this novel electric leakage circuit breaker's electric leakage trip gear accessible electric leakage trip gear and the circuit breaker that possesses the trip shaft assemble into electric leakage circuit breaker, zero sequence transformer secondary side induction signal input gives the control scheme board, the circuit board moves the iron core pulling hasp and promotes the circuit breaker trip shaft that the trip push rod touching possesses the circuit breaker power side of trip shaft, realize the tripping operation of electric leakage circuit breaker, make up into electric leakage circuit breaker with the circuit breaker that possesses the trip mouth when electric leakage trip gear, zero sequence transformer secondary side induction signal input gives the control scheme board, the circuit board transmits control signal for the executive component, move iron core pulling hasp and promote the intraoral tripping device of circuit breaker trip that possesses the circuit breaker load side of trip mouth through the trip, realize the tripping operation of electric leakage circuit breaker.

1. This novel electric leakage circuit breaker's electric leakage trip gear, can assemble into electric leakage circuit breaker with the circuit breaker that possesses the trip shaft or the circuit breaker that possesses the trip mouth, the technical problem of electric leakage circuit breaker has been solved and similar product can not be assembled into with the circuit breaker of different tripping position, simulation electric leakage test button and reset button's position design has avoided the simulation electric leakage test button of similar product and the horizontal position of reset button design in the product power supply side, whole inner space is little, the inconvenient and two drawback that button shape similar recognizability is not high of assembly process.

2. This novel electric leakage circuit breaker's electric leakage trip gear can be connected through the dropout push rod with the circuit breaker body perfect that possesses the trip axle, accomplishes electric leakage trip gear's whole dropout process, perhaps removes electric leakage device's dropout push rod, can assemble into electric leakage circuit breaker with the hasp pole extension of hasp and the circuit breaker that possesses the trip mouth.

Drawings

Fig. 1 is a front view of the external structure of the present invention.

Fig. 2 is the structure explosion diagram of the circuit breaker and the leakage tripping device with the tripping shaft of the utility model.

Fig. 3 is an explosion diagram of the structure of the circuit breaker and the leakage tripping device with the tripping opening of the present invention.

In the figure: 1. tripping the main body shell; 2. a first housing; 3. a second housing; 4. simulating a leakage test button; 5. simulating a dynamic sheet of the leakage test button; 6. simulating a static sheet of the leakage test button; 7. a reset button; 8. locking; 9. a zero sequence transformer; 10. a circuit board; 11. and tripping the push rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides two technical solutions: the utility model provides a novel electric leakage circuit breaker's electric leakage dropout device specifically includes the following embodiment:

example 1

The utility model provides a novel electric leakage circuit breaker's electric leakage trip gear, assemble into electric leakage circuit breaker including the circuit breaker that possesses the trip axle, the top that the power side possesses the circuit breaker of trip axle rotates installs an outside handle, electric leakage trip gear is including trip main part shell 1, the bottom fixed mounting of trip main part shell 1 has shell 2, the bottom fixed mounting of shell 2 has No. two shells 3, the bottom fixed mounting that possesses the circuit breaker of trip axle has the circuit breaker trip axle, the bottom and the 11 rotations of trip push rod of circuit breaker that possess the trip axle are connected, the bottom of trip push rod 11 rotates with the inside hasp 8 of trip main part shell 1 to be connected, the surface of the circuit breaker trip axle of circuit breaker power side top that possesses the trip axle and the 11 joints of trip push rod of the internal surface mounting of trip main part shell 1, when the product detects the electric leakage, this trip push rod 11 of trip gear will reliably promote the circuit breaker that possesses the circuit breaker side top of trip axle The trip shaft makes the circuit breaker that possesses the trip shaft trip thereby cut off circuit power, the top fixed mounting of protection load dropout main part shell 1 has simulation creepage test button 4, the inner chamber of dropout main part shell 1 rotates and installs simulation creepage test button movable plate 5, the inner chamber of dropout main part shell 1 and the left fixed mounting that is located simulation creepage test button movable plate 5 have simulation creepage test button static plate 6, the top of dropout main part shell 1 and the left fixed mounting that is located simulation creepage test button 4 have reset button 7, the inner chamber of dropout main part shell 1 and the left fixed mounting that is located simulation creepage test button static plate 6 have hasp 8, the inner chamber of dropout main part shell 1 and the rear fixed mounting that is located hasp 8 have zero sequence transformer 9, the inner chamber of dropout main part shell 1 and the right movable mounting that is located zero sequence transformer 9 have circuit board 10.

Example 2

A novel electric leakage tripping device of an electric leakage circuit breaker comprises a circuit breaker with a tripping opening, the electric leakage circuit breaker is assembled by the circuit breaker with the tripping opening on a load side, a second external handle is rotatably arranged on the top of the circuit breaker with the tripping opening, the electric leakage tripping device comprises a tripping main body shell 1, a first shell 2 is fixedly arranged on the bottom of the tripping main body shell 1, a second shell 3 is fixedly arranged on the bottom of the first shell 2, a circuit breaker tripping opening is arranged on the bottom of the circuit breaker with the tripping opening, the second breaker tripping opening can be linked with a lock catch 8 in the tripping main body shell 1, a tripping mechanism inside the tripping opening of the circuit breaker with the tripping opening can be reliably pushed when a circuit is detected to cut off a line power supply, the load is protected, a simulation electric leakage test button 4 is fixedly arranged on the top of the tripping main body shell 1, and a simulation electric leakage test button moving sheet 5 is rotatably arranged in an inner cavity of the tripping main body shell 1, the inner chamber of dropout main part shell 1 and the left fixed mounting that is located simulation leakage test button movable plate 5 have simulation leakage test button still 6, the top of dropout main part shell 1 and the left fixed mounting that is located simulation leakage test button 4 have reset button 7, the inner chamber of dropout main part shell 1 and the left fixed mounting that is located simulation leakage test button still 6 have hasp 8, the inner chamber of dropout main part shell 1 and the rear fixed mounting that is located hasp 8 have zero sequence transformer 9, the inner chamber of dropout main part shell 1 and the right movable mounting that is located zero sequence transformer 9 have circuit board 10.

The working principle is as follows: firstly, an electric leakage tripping device and a circuit breaker with a tripping shaft on a power supply side are assembled into the electric leakage circuit breaker, a tripping main body shell 1, internal related accessories, a wire, a common wiring board, a first shell 2 and a second shell 3 are fixedly connected through screws, then the circuit breaker with the tripping shaft and a tripping push rod 11 are connected on the inner surface of the tripping main body shell 1 and are connected with a lock catch 8, and then the circuit breaker with the tripping shaft is assembled into the electric leakage circuit breaker through screws; when residual current occurs in a circuit, a secondary side induction signal of an internal zero sequence mutual inductor 9 is input to a control circuit board 10, the circuit board 10 transmits the control signal to an execution element, a moving iron core of a release pulls a lock catch 8 through a release, the lock catch 8 pushes a release push rod 11 to touch a breaker release shaft on a breaker power supply side with the release shaft, so that the leakage breaker trips, a load power supply is cut off for protection, when the leakage release device and a breaker with a release opening on the load side are combined into the leakage breaker, a release main body shell 1 and related internal accessories in the leakage release device, a lead and a common wiring board, a first shell 2 and a second shell 3 are fixedly connected through screws and then are assembled into the leakage breaker through screws with the breaker with the release opening, when the residual current occurs in the circuit, the secondary side induction signal of the internal zero sequence mutual inductor 9 is input to the control circuit board 10, the circuit board 10 transmits a control signal to the execution element, the lock catch 8 is pulled by the trip device moving iron core, and the lock catch 8 directly pushes the tripping mechanism in the tripping opening of the circuit breaker on the load side of the circuit breaker with the tripping opening, so that the residual current circuit breaker trips, and the load power supply is cut off for protection.

To sum up, this novel electric leakage circuit breaker's electric leakage trip gear can assemble into electric leakage circuit breaker with the circuit breaker that possesses the trip shaft, control scheme board 10 is given in the input of the 9 secondary side induction signal of zero sequence transformer, circuit board 10 transmits control signal for executive component, move iron core pulling hasp 8 and promote the circuit breaker trip shaft that the 11 touching circuit breaker power sides that possess the trip shaft through the release, realize the tripping operation of electric leakage circuit breaker, make up into electric leakage circuit breaker with the circuit breaker that possesses the trip mouth when electric leakage trip gear, control scheme board 10 is given in the input of the 9 secondary side induction signal of zero sequence transformer, circuit board 10 transmits control signal for executive component, move iron core pulling hasp 8 and promote the intraoral tripping mechanism of circuit breaker trip that possesses the circuit breaker load side of trip mouth through the release, realize the tripping operation of electric leakage circuit breaker.

While embodiments of the present invention have been shown and described, it will be apparent to those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a novel electric leakage circuit breaker's electric leakage dropout device, includes dropout main part shell (1), its characterized in that: the bottom fixed mounting of dropout main part shell (1) has shell (2) No. one, the bottom fixed mounting of shell (2) has shell (3) No. two, the front fixed mounting of dropout main part shell (1) has simulation creepage test button (4), the inner chamber of dropout main part shell (1) rotates and installs simulation creepage test button movable plate (5).

2. A novel residual current circuit breaker's electric leakage trip unit according to claim 1, characterized in that: the inner cavity of the tripping main body shell (1) is fixedly provided with a static sheet (6) of the simulation leakage test button on the left of the dynamic sheet (5) of the simulation leakage test button.

3. A novel residual current circuit breaker's electric leakage trip unit according to claim 1, characterized in that: the front surface of the tripping main body shell (1) and the left side of the simulated leakage test button (4) are fixedly provided with a reset button (7).

4. A novel residual current circuit breaker's electric leakage trip unit according to claim 2, characterized in that: the inner cavity of the tripping main body shell (1) is fixedly provided with a lock catch (8) on the left of the static sheet (6) of the simulated leakage test button.

5. A novel residual current circuit breaker's electric leakage trip unit according to claim 4, characterized in that: and a zero sequence transformer (9) is fixedly arranged in the inner cavity of the tripping main body shell (1) and behind the lock catch (8).

6. A novel residual current circuit breaker's electric leakage trip unit according to claim 5, characterized in that: the inner cavity of the tripping main body shell (1) is movably provided with a circuit board (10) on the right side of the zero sequence transformer (9), and the top of the tripping main body shell (1) is movably provided with a tripping push rod (11).