CN220233059U - Leakage circuit breaker and electricity taking structure thereof - Google Patents
Leakage circuit breaker and electricity taking structure thereof Download PDFInfo
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- CN220233059U CN220233059U CN202321856401.8U CN202321856401U CN220233059U CN 220233059 U CN220233059 U CN 220233059U CN 202321856401 U CN202321856401 U CN 202321856401U CN 220233059 U CN220233059 U CN 220233059U
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- 230000005611 electricity Effects 0.000 title claims description 52
- 239000012634 fragment Substances 0.000 claims description 6
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- 238000003466 welding Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
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Abstract
The utility model discloses an electric leakage breaker and an electric taking structure thereof, wherein the electric taking structure of the electric leakage breaker comprises an electric leading plate, an electric leading column, a circuit board, a conductive elastic sheet, a contact terminal and a charging mechanism, one end of the conductive elastic sheet is electrically connected with a first polarity power end of the circuit board, the other end of the conductive elastic sheet is electrically connected with the contact terminal in a normal contact way, the contact terminal is electrically connected with the first polarity wiring terminal of the electric leakage breaker, one end of the electric leading column is electrically connected with a second polarity power end of the circuit board, the other end of the electric leading column is electrically connected with the electric leading plate, the charging mechanism is electrically connected with the second polarity wiring terminal of the electric leakage breaker, the charging mechanism is in linkage with a movable element, and when the electric leakage breaker is in a closing state, the charging mechanism is in contact with the electric leading plate to be electrically connected. The utility model adopts a mechanical circuit to replace an electronic wire, reduces the use and welding workload of the wire, is simpler and more convenient to assemble, reduces the cost of products, and can prevent the leakage circuit breaker from being burnt when in reverse connection.
Description
Technical Field
The utility model belongs to the field of circuit breakers, and particularly relates to an electric leakage circuit breaker and an electric taking structure thereof.
Background
The leakage circuit breaker is mainly used for protecting the life of the equipment from electric shock when the equipment has electric leakage faults and has the functions of overload and short circuit protection, can be used for protecting the overload and short circuit of a circuit or a motor, and can also be used for starting the circuit without frequent conversion under normal conditions.
The circuit board circuit-taking loop of the existing leakage circuit breaker is realized by adopting electronic wires for connection, the connection of the electronic wires is required to be fixedly and electrically connected by welding, the welding workload is large, the working procedure is troublesome, and the cost is high; and the length of the wire is reserved for a certain margin to facilitate assembly, but the wire is quite inconvenient to arrange during assembly.
In addition, the current leakage circuit breaker is realized getting electricity by welding an electronic wire between a circuit board and the load side of the leakage circuit breaker, if the power side of the leakage circuit breaker is reversely connected with a loop at the load side, when the leakage circuit breaker is tripped due to electric leakage, the circuit board cannot be powered off, and the product can be burnt.
Disclosure of Invention
The utility model aims to provide an electricity taking structure of an electric leakage breaker, which is used for solving the technical problems.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an electricity taking structure of electric leakage circuit breaker, including leading the electric plate, draw the electric pole, the circuit board, electrically conductive shell fragment, contact terminal and electrified mechanism, the first polarity power end of circuit board is connected to electrically conductive shell fragment's one end electricity, electrically conductive shell fragment's the other end is connected with contact terminal constant contact electricity, contact terminal is connected with the first polarity binding post electricity of this electric leakage circuit breaker, the one end of drawing the electric pole is connected with the second polarity power end electricity of circuit board, the other end of drawing the electric pole is connected with leading the electric plate electricity, electrified mechanism is connected with the second polarity binding post electricity of this electric leakage circuit breaker, electrified mechanism and movable element linkage, when this electric leakage circuit breaker is in the combined floodgate state, electrified mechanism and the contact of drawing the electric plate and electric connection.
Further, the first polarity is an N pole, and the second polarity is an L pole.
Further, the contact terminal is electrically connected to the N-pole connection terminal on the load side of the leakage breaker, and the charging mechanism is electrically connected to the L-pole connection terminal on the power supply side of the leakage breaker.
Further, the electric leakage breaker comprises an L-pole breaker and an N-pole breaker, wherein the L-pole breaker is provided with an L-pole shell, the N-pole breaker is provided with an N-pole shell, the L-pole shell and the N-pole shell are arranged in parallel and closely, the electricity guiding plate is fixedly arranged on the first outer surface of the L-pole shell, which faces the N-pole shell, the first end of the electricity guiding plate penetrates through the L-pole shell and stretches into the L-pole shell, and the second end of the electricity guiding plate is in contact with the electricity guiding column to be electrically connected.
Furthermore, the first outer surface of the L pole shell is provided with a mounting groove, and the electricity guiding plate is fixedly arranged in the mounting groove.
Still further, be equipped with spacing post in the mounting groove, draw the electricity board to be equipped with spacing hole, spacing post wears to establish in spacing hole.
Further, the charging mechanism is provided with a conductive connecting rod, and when the leakage breaker is in a closing state, the conductive connecting rod is in contact with the electricity guiding plate to be electrically connected.
Further, one end of the conductive spring piece is inserted on the circuit board and is electrically connected with the first polarity power supply end of the circuit board.
Further, one end of the power guiding post is inserted on the circuit board and is electrically connected with the second polarity power end of the circuit board.
The utility model also discloses an electric leakage breaker which is provided with the electricity taking structure of the electric leakage breaker.
The beneficial technical effects of the utility model are as follows:
the utility model adopts a mechanical circuit composed of the electricity guiding plate, the electricity guiding column, the conductive spring plate and the like to replace an electronic wire, thereby reducing the use and welding workload of the wire, simplifying the assembly and reducing the cost of the product; and no matter whether the power supply side of the electric leakage breaker is reversely connected with the load side circuit, when the electric leakage breaker is tripped due to electric leakage trigger, the electric leakage breaker is in a switching-off state, the charging mechanism is separated from the power-on plate, and the power-taking line of the second polarity power supply end of the circuit board is in a disconnection state, so that the circuit board is in a power-off state, the burning of products is avoided, and the cutting-off time of the power circuit of the circuit board is not influenced by the arc extinguishing time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of 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 utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a block diagram of an earth leakage breaker according to an embodiment of the utility model;
FIG. 2 is a first partial block diagram of a leakage breaker according to an embodiment of the utility model;
FIG. 3 is a second block diagram of a portion of a leakage breaker according to an embodiment of the utility model;
FIG. 4 is a third partial block diagram of the leakage breaker according to the embodiment of the utility model;
FIG. 5 is a diagram showing a partial construction of a leakage breaker according to an embodiment of the utility model;
FIG. 6 is a diagram showing a partial construction of a leakage breaker according to an embodiment of the utility model;
fig. 7 is a structural diagram of an L-pole circuit breaker according to an embodiment of the present utility model.
Detailed Description
For further illustration of the various embodiments, the utility model is provided with the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments and together with the description, serve to explain the principles of the embodiments. With reference to these matters, one of ordinary skill in the art will understand other possible embodiments and advantages of the present utility model. The components in the figures are not drawn to scale and like reference numerals are generally used to designate like components.
The utility model will now be further described with reference to the drawings and detailed description.
As shown in fig. 1-7, an electric leakage breaker is provided with an electricity taking structure, the electricity taking structure includes an electricity guiding plate 1, an electricity guiding post 2, a circuit board 3, a conductive elastic sheet 4, a contact terminal 5 and a charging mechanism 6, wherein one end of the conductive elastic sheet 4 is electrically connected with a first polarity power end of the circuit board 3, in this specific embodiment, the first polarity is an N pole, that is, one end of the conductive elastic sheet 4 is electrically connected with an N pole power end of the circuit board 3, but not limited thereto, in some embodiments, the first polarity may also be an L pole, an anode, a cathode, or the like.
In this embodiment, one end of the conductive spring 4 is inserted on the circuit board 3 and electrically connected to the N-pole power supply end of the circuit board 3, which is easy to assemble and reliable in connection.
The other end of the conductive spring piece 4 is electrically connected to the contact terminal 5 in a normal contact manner, and the contact terminal 5 is electrically connected to the N-pole terminal 7 (first-pole terminal) of the earth leakage breaker. Preferably, in this embodiment, the other end of the conductive spring 4 is elastically contacted with the contact terminal 5 to be electrically connected, so that the electrical connection effect is improved, and the structure is simple and the assembly is easy.
In this embodiment, the leakage breaker includes an L-pole breaker and an N-pole breaker, the L-pole breaker is provided with an L-pole housing 81, the N-pole breaker is provided with an N-pole housing 82, the L-pole housing 81 and the N-pole housing 82 are fixedly arranged in parallel, and the circuit board 3 and the contact terminal 5 are arranged in the N-pole housing 82, but not limited thereto.
The first end of the power lead 2 is electrically connected to the second polarity power terminal of the circuit board 3, in this embodiment, the second polarity is an L pole, that is, the first end of the power lead 2 is electrically connected to the L pole power terminal of the circuit board 3, but not limited thereto, and in some embodiments, the second polarity may be an N pole, a negative pole, a positive pole, or the like.
Specifically, the first end 3 of the power guiding post 2 is inserted on the circuit board 3 and is electrically connected with the L-pole power end of the circuit board 3, so that the assembly is easy, and the connection is reliable.
The second end of the electricity guiding column 2 is electrically connected with the electricity guiding plate 1, preferably, the second end of the electricity guiding column 2 is inserted into the second end of the electricity guiding plate 1 to be electrically connected with the electricity guiding plate 1, and the structure is simple, the assembly is easy, and the connection is reliable.
The charging mechanism 6 is electrically connected with the L-pole connecting terminal 9 of the electric leakage breaker, the charging mechanism 6 is linked with the movable element 100 of the opening and closing mechanism of the L-pole loop, and when the electric leakage breaker is in a closing state, the charging mechanism 6 is in contact with the electricity guiding plate 1 to be electrically connected; when the earth leakage breaker is in the open state, the charging mechanism 6 is separated from the power feeding plate 1 to disconnect the electrical connection. The specific structure of the opening and closing mechanism can refer to the existing opening and closing mechanism, which can be easily realized by a person skilled in the art and is not described in detail.
Specifically, in the present embodiment, the charging mechanism 6 has the conductive link 61, and when the earth leakage breaker is in the on state, the conductive link 61 is in contact with the first end of the electricity guiding plate 1 to be electrically connected; when the earth leakage breaker is in the open state, the conductive link 61 is separated from the first end of the power guiding plate 1 to be electrically disconnected.
The switching-on and switching-off mechanism of the charging mechanism 6 and the L pole loop is arranged in the L pole housing 81, the power guiding plate 1 is fixedly arranged on the first outer surface 811 of the L pole housing 81 facing the N pole housing 82, and the first end of the power guiding plate 1 penetrates through the L pole housing 81 and stretches into the L pole housing 81.
Specifically, the first outer surface 811 of the L-pole housing 81 is provided with a mounting groove 8111, and the power guiding plate 1 is fixedly disposed in the mounting groove 8111, so that the structure is more compact, the assembly is easy, and the stability after the assembly is good.
Furthermore, a limiting post 8112 is arranged in the mounting groove 8111, the power-guiding plate 1 is provided with a limiting hole 11, and the limiting post 8112 is arranged in the limiting hole 11 in a penetrating manner to limit and fix the power-guiding plate 1, so that the assembly is simpler and more convenient.
Further, in the present embodiment, the contact terminal 5 is electrically connected to the N-pole connection terminal 71 on the load side of the leakage breaker, and the charging mechanism 6 is electrically connected to the L-pole connection terminal 91 on the power supply side of the leakage breaker, so that the overall structure is more compact and easy to assemble.
The utility model adopts a mechanical circuit composed of the electricity guiding plate 1, the electricity guiding column 2, the conductive spring plate 4 and the like to replace an electronic wire, reduces the use and welding workload of the wire, is simpler and more convenient to assemble, and reduces the cost of products; and adopt this electricity-taking structure, no matter whether the power supply side of electric leakage circuit breaker and load side circuit connect reversely, when electric leakage circuit breaker is owing to electric leakage trigger and is tripped, electric leakage circuit breaker is in the brake-separating state, and electrically conductive connecting rod 61 separates with the first end of drawing electric plate 1, and the circuit-taking line of the L utmost point power end of circuit board 3 is in the off-state to circuit board 3 is in the outage state, avoids causing the product to burn out, and makes electric arc extinction time not influence circuit board 3 power return circuit off-time.
While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (10)
1. The utility model provides a get electric structure of electric leakage circuit breaker which characterized in that: including leading the electric plate, draw the electric post, the circuit board, electrically conductive shell fragment, contact terminal and electrified mechanism, the first polarity power end of circuit board is connected to electrically conductive shell fragment's one end electricity, electrically conductive shell fragment's the other end and contact terminal are the contact electricity always, contact terminal is connected with the first polarity binding post electricity of this electric leakage circuit breaker, draw the one end of electric post and the second polarity power end electricity of circuit board to be connected, draw the other end of electric post and draw the electric plate electricity to be connected, electrified mechanism and the second polarity binding post electricity of this electric leakage circuit breaker are connected, electrified mechanism and movable cell linkage, when this electric leakage circuit breaker is in the combined floodgate state, electrified mechanism and draw electric plate contact and electricity to be connected.
2. The electricity taking structure of an earth leakage breaker according to claim 1, wherein: the first polarity is N pole, and the second polarity is L pole.
3. The electricity taking structure of an earth leakage breaker according to claim 2, wherein: the contact terminal is electrically connected with an N-pole wiring terminal on the load side of the leakage breaker, and the charging mechanism is electrically connected with an L-pole wiring terminal on the power supply side of the leakage breaker.
4. The electricity taking structure of an earth leakage breaker according to claim 1, wherein: the leakage breaker comprises an L-pole breaker and an N-pole breaker, wherein the L-pole breaker is provided with an L-pole shell, the N-pole breaker is provided with an N-pole shell, the L-pole shell and the N-pole shell are arranged in parallel and close to each other, a power-guiding plate is fixedly arranged on the first outer surface of the L-pole shell, which faces the N-pole shell, a first end of the power-guiding plate penetrates through the L-pole shell and stretches into the L-pole shell, and a second end of the power-guiding plate is in contact with a power-guiding column to be electrically connected.
5. The electricity taking structure of an earth leakage breaker according to claim 4, wherein: the first outer surface of the L pole shell is provided with a mounting groove, and the electricity guiding plate is fixedly arranged in the mounting groove.
6. The electricity taking structure of an earth leakage breaker according to claim 5, wherein: the mounting groove is internally provided with a limit post, the power guiding plate is provided with a limit hole, and the limit post is arranged in the limit hole in a penetrating way.
7. The electricity taking structure of an earth leakage breaker according to claim 1, wherein: the charging mechanism is provided with a conductive connecting rod, and when the residual current circuit breaker is in a closing state, the conductive connecting rod is in contact with the electricity leading plate to be electrically connected.
8. The electricity taking structure of an earth leakage breaker according to claim 1, wherein: one end of the conductive spring piece is inserted on the circuit board and is electrically connected with a first polarity power supply end of the circuit board.
9. The electricity taking structure of an earth leakage breaker according to claim 1, wherein: one end of the power-guiding column is inserted on the circuit board and is electrically connected with a second polarity power end of the circuit board.
10. An earth leakage breaker, characterized in that: an electricity taking structure provided with the earth leakage breaker according to any one of claims 1 to 9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202321856401.8U CN220233059U (en) | 2023-07-14 | 2023-07-14 | Leakage circuit breaker and electricity taking structure thereof |
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CN202321856401.8U CN220233059U (en) | 2023-07-14 | 2023-07-14 | Leakage circuit breaker and electricity taking structure thereof |
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CN220233059U true CN220233059U (en) | 2023-12-22 |
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CN202321856401.8U Active CN220233059U (en) | 2023-07-14 | 2023-07-14 | Leakage circuit breaker and electricity taking structure thereof |
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