CN215869214U - Electric leakage circuit breaker capable of taking electricity from two sides of upper opening and lower opening of circuit breaker - Google Patents
Electric leakage circuit breaker capable of taking electricity from two sides of upper opening and lower opening of circuit breaker Download PDFInfo
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- CN215869214U CN215869214U CN202122512852.7U CN202122512852U CN215869214U CN 215869214 U CN215869214 U CN 215869214U CN 202122512852 U CN202122512852 U CN 202122512852U CN 215869214 U CN215869214 U CN 215869214U
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Abstract
The utility model discloses a leakage circuit breaker for taking electricity from two sides of an upper opening and a lower opening of a circuit breaker, which comprises a live line circuit breaker and a zero line circuit breaker which are assembled together, wherein an upper electricity taking opening and a lower electricity taking opening are formed in the same positions of the live line circuit breaker and the zero line circuit breaker, a PCB electronic circuit board, a zero mutual inductor and a leakage protection tripping coil are arranged in the zero line circuit breaker, the zero mutual inductor and the leakage protection tripping coil are electrically connected with the PCB electronic circuit board, a power supply live line connected with the PCB electronic circuit board is led in from the lower electricity taking openings of the live line circuit breaker and the zero line circuit breaker, and a power supply zero line connected with the PCB electronic circuit board is directly taken from the upper electricity taking opening of the zero line circuit breaker. According to the leakage circuit breaker for taking electricity from the two sides of the upper opening and the lower opening of the circuit breaker, the PCB power live wire is introduced from the inner channels of the lower electricity taking openings of the live wire circuit breaker and the zero line circuit breaker, and the corresponding zero line is directly taken from the electricity taking opening on the zero line circuit breaker, so that the risk that a leakage tripping coil is burnt is avoided.
Description
Technical Field
The utility model relates to the technical field of electrical switches, in particular to a residual current circuit breaker for taking electricity from two sides of an upper opening and a lower opening of the circuit breaker.
Background
The circuit breaker is an important electrical switching device, and ordinary leakage protection miniature circuit breakers obtain power supplies required by PCB electronic circuit boards from lower ports of the circuit breakers. However, there is a risk that the leakage protection solenoid is necessarily burnt by a user once the power is introduced from the lower port, and thus there is a need for further improvement of the power connection passage of the circuit breaker.
Application number is 201711473056.9's patent document, discloses a take intelligent circuit breaker of strong and weak electric channel, including circuit breaker, controller and earth-leakage protector, it is a plurality of the circuit breaker is located between controller and the earth-leakage protector, be equipped with the communication cable respectively on all circuit breaker same positions and wear the mouth, go up and get the electric mouth down, four sides that the communication cable worn the mouth are the confined, it is just going into electric binding post to go up to get the electric mouth, get the electric mouth just to going out electric binding post down, beneficial effect is: the side wall of the breaker is provided with a weak current cable channel, so that a control part and an anti-creeping part of the intelligent breaker can be connected with other weak current communication cables of the attached accessories from the inside of the intelligent breaker; the power supply of the accessories can be obtained from an upper power taking port or a lower power taking port formed in the side wall of the circuit breaker, and convenience is brought to miniaturization of the intelligent circuit breaker.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a leakage circuit breaker for taking electricity from two sides of an upper opening and a lower opening of the circuit breaker.
In order to achieve the purpose, the utility model provides the following scheme:
the utility model provides a follow electric leakage circuit breaker of getting electricity from last mouthful of end opening both sides of circuit breaker, is including piecing together live wire circuit breaker and zero line circuit breaker of fit together, the same position of live wire circuit breaker and zero line circuit breaker is provided with gets electric mouthful and gets electric mouthful down, be provided with PCB electronic circuit board and PCB electronic circuit board electric connection's zero formula mutual-inductor, earth leakage protection trip coil in the zero line circuit breaker, the power live wire that PCB electronic circuit board connects is followed the lower of live wire circuit breaker and zero line circuit breaker is got the electric mouth and is introduced, the power zero line that PCB electronic circuit board connects directly is got from the last electricity mouth that gets of zero line circuit breaker.
Furthermore, the same position of live wire circuit breaker and zero line circuit breaker is provided with the communication cable and wears the mouth for wear to establish electric leakage detection line.
According to the specific embodiment provided by the utility model, the utility model discloses the following technical effects: according to the leakage circuit breaker for taking electricity from two sides of the upper opening and the lower opening of the circuit breaker, disclosed by the patent 201711473056.9, a PCB power live wire is introduced from inner channels of the lower electricity taking openings of a live wire circuit breaker and a zero line circuit breaker, and a corresponding zero line is directly taken from an electricity taking opening on the zero line circuit breaker; when a user uses the circuit breaker, no matter the user introduces an external power supply from the upper port or introduces the external power supply from the lower port, as long as the circuit breaker is tripped and breaks off the brake, a power supply loop formed by a live wire and a zero line of the power supply can be cut off, so that the risk that a leakage protection tripping coil is burnt is avoided, particularly, the leakage circuit breaker is used as a main switch of a user of a distribution box, and the main switch reversely connected with the lower port is more convenient for the upper port of a branch switch to directly obtain power distribution, so that the circuit breaker can more conveniently take power from two directions.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an electrical leakage breaker taking electricity from two sides of an upper opening and a lower opening of the breaker according to an embodiment of the present invention;
description of reference numerals: 1. a power supply live wire; 2. a power supply zero line; 3. a PCB electronic circuit board; 4. a zero-type transformer; 5. a live line breaker; 6. a zero line breaker; 7. leakage protection trip coil.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model aims to provide a leakage circuit breaker for taking electricity from two sides of an upper opening and a lower opening of the circuit breaker.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1, the leakage circuit breaker for taking electricity from two sides of an upper opening and a lower opening of a circuit breaker provided by the utility model comprises a live wire circuit breaker 5 and a zero line circuit breaker 6 which are assembled together, wherein an upper electricity taking opening and a lower electricity taking opening are arranged at the same positions of the live wire circuit breaker 5 and the zero line circuit breaker 6, a zero type mutual inductor 4 and a leakage protection tripping coil 7 which are electrically connected with a PCB (printed circuit board) 3 and the PCB 3 are arranged in the zero line circuit breaker 6, a power live wire 1 connected with the PCB 3 is led in from the lower electricity taking openings of the live wire circuit breaker and the zero line circuit breaker, and a power zero line 2 connected with the PCB 3 is directly taken from the upper electricity taking opening of the zero line circuit breaker 6.
And the same positions of the live wire breaker 5 and the zero line breaker 6 are provided with communication cable through holes for penetrating electric leakage detection lines.
According to the leakage circuit breaker for taking electricity from two sides of the upper opening and the lower opening of the circuit breaker, disclosed by the patent 201711473056.9, a PCB power live wire is introduced from inner channels of the lower electricity taking openings of a live wire circuit breaker and a zero line circuit breaker, and a corresponding zero line is directly taken from an electricity taking opening on the zero line circuit breaker; when a user uses the circuit breaker, no matter the user introduces an external power supply from the upper port or introduces the external power supply from the lower port, as long as the circuit breaker is tripped and breaks off the brake, a power supply loop formed by a live wire and a zero line of the power supply can be cut off, so that the risk that a leakage protection tripping coil is burnt is avoided, particularly, the leakage circuit breaker is used as a main switch of a user of a distribution box, and the main switch reversely connected with the lower port is more convenient for the upper port of a branch switch to directly obtain power distribution, so that the circuit breaker can more conveniently take power from two directions.
The principles and embodiments of the present invention have been explained herein using specific embodiments, which are merely used to help understand the method and its core ideas of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the utility model.
Claims (2)
1. The utility model provides a follow electric leakage circuit breaker of getting electricity from last mouthful of end opening both sides of circuit breaker, is including piecing together live wire circuit breaker and zero line circuit breaker of fit together, the position that live wire circuit breaker and zero line circuit breaker are the same is provided with gets the electricity mouthful and gets the electricity mouthful down, be provided with PCB electronic circuit board and PCB electronic circuit board electric connection's zero formula mutual-inductor, earth leakage protection trip coil in the zero line circuit breaker, a serial communication port, the power live wire that PCB electronic circuit board is connected is followed the lower electricity of getting of live wire circuit breaker and zero line circuit breaker is introduced, the power zero line that PCB electronic circuit board is connected directly is got from the last electricity mouth of getting of zero line circuit breaker.
2. A residual current circuit breaker taking electricity from the two sides of the upper opening and the lower opening of the circuit breaker according to claim 1, characterized in that the same positions of the live line circuit breaker and the zero line circuit breaker are provided with communication cable through openings for penetrating leakage detection lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122512852.7U CN215869214U (en) | 2021-10-19 | 2021-10-19 | Electric leakage circuit breaker capable of taking electricity from two sides of upper opening and lower opening of circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122512852.7U CN215869214U (en) | 2021-10-19 | 2021-10-19 | Electric leakage circuit breaker capable of taking electricity from two sides of upper opening and lower opening of circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215869214U true CN215869214U (en) | 2022-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122512852.7U Active CN215869214U (en) | 2021-10-19 | 2021-10-19 | Electric leakage circuit breaker capable of taking electricity from two sides of upper opening and lower opening of circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215869214U (en) |
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2021
- 2021-10-19 CN CN202122512852.7U patent/CN215869214U/en active Active
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