Socket with circuit break protection
By integrating leakage current detection magnetic rings and arc detection magnetic rings into the socket, and combining them with MCU processor-controlled circuit breakers, the problem of lack of arc fault detection in the socket is solved, achieving real-time protection and enhanced safety of the power supply circuit.
Patent Information
- Application Number
- CN202422954297.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-02
- Publication Date
- 2025-10-24
- Estimated Expiration
- 2034-12-02
AI Technical Summary
Existing sockets lack arc fault detection capabilities, resulting in high electrical safety risks.
Design a socket with circuit breaker protection, integrating a leakage current detection magnetic ring and an arc detection magnetic ring. It is connected to a signal line via an MCU processor to detect leakage current and arc faults, and controls the circuit breaker to trip and disconnect the power supply circuit when an abnormality is detected.
It enables real-time detection of leakage current and arc faults in power supply circuits, improving electrical safety and allowing for targeted repairs based on fault type, thus reducing safety hazards.
Smart Images
Figure CN223471872U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to socket technical field especially relates to a socket with circuit breaker protection. BACKGROUND
[0002] With the development of science and technology, the stability and reliability of power supply of electric equipment are higher and higher. In order to guarantee the stable operation of power system, electric equipment needs to have overload, circuit breaker and other fault protection functions. Arc and leakage fault are common safety problems in power system and household electricity, and timely detection of these faults is very important. But the existing socket does not have the detection function of arc fault, and when the fault arc appears in the line, it is easy to cause the safety hidden danger of electricity. SUMMARY
[0003] In order to overcome the above-mentioned shortcomings, the utility model discloses a socket with circuit breaker protection, which can effectively avoid the safety hidden danger caused by arc fault.
[0004] In order to achieve the above purpose, the utility model adopts the technical scheme of a socket with circuit breaker protection, which comprises
[0005] The socket body is provided with a circuit board, and the MCU processor is integrated on the circuit board;
[0006] The leakage detection assembly comprises a leakage detection magnetic ring, and the leakage detection magnetic ring is communicated with the circuit board through a signal line;
[0007] The arc detection assembly comprises an arc detection magnetic ring, and the arc detection magnetic ring is communicated with the circuit board through a signal line;
[0008] The power supply circuit is provided with L pole main lead, N pole main lead and circuit breaker; one end of the L pole main lead is sequentially arranged in the leakage detection magnetic ring and the arc detection magnetic ring; one end of the N pole main lead is arranged in the leakage detection magnetic ring, and the circuit breaker is electrically connected with the circuit board;
[0009] When the leakage detection assembly or the arc detection assembly detects the abnormality, the MCU processor can control the circuit breaker to trip to disconnect the power supply circuit.
[0010] The socket with circuit breaker protection has the advantages of:
[0011] The leakage detection assembly and the arc detection assembly are arranged to enable the circuit board to have the functions of leakage detection and arc fault detection of the power supply circuit, thereby improving the use safety of the power supply circuit; the leakage detection assembly and the arc detection assembly are respectively connected to the circuit board through independent signal lines, so that the MCU processor can know the fault type (leakage fault or arc fault) when receiving the fault signal, and then disconnect the power supply circuit through the tripping of the circuit breaker, thereby protecting the power supply circuit; and since the MCU processor can know the fault type before the tripping of the circuit breaker, the maintenance operation can be performed according to the fault type in the tripped state, thereby improving the safety.
[0012] Further, the socket body is provided with an electric socket, and one end of the L-pole main lead and the N-pole main lead is provided with a metal sheet extending into the electric socket. The electric socket and the metal sheet are arranged to realize the electrical connection of the power supply circuit to the electrical product.
[0013] Further, the leakage detection magnetic ring and the arc detection magnetic ring are arranged in parallel, and the L-pole main lead and the N-pole main lead are arranged in the same direction in the leakage detection magnetic ring. The leakage detection magnetic ring and the arc detection magnetic ring are arranged to minimize the assembly space required.
[0014] Further, the circuit breaker includes a circuit breaker body, a tripping signal line, an electromagnetic driving part, and a tripping driving part. The tripping signal line is in communication connection with the circuit board and the electromagnetic driving part. The tripping driving part can drive the circuit breaker body to trip and disconnect under the action of the electromagnetic driving part.
[0015] Further, the electromagnetic driving part includes a housing, an electromagnetic coil, a fixed iron core, and a movable iron core. The electromagnetic coil is built in the housing and is arranged on the outside of the fixed iron core. The electromagnetic coil is in communication connection with the tripping signal line. One end of the movable iron core is connected with the tripping driving part, and the other end is connected with the fixed iron core through a spring. When the spring is in a natural state, the circuit breaker body is in a connected state.
[0016] When the electromagnetic coil receives the tripping signal sent by the MCU processor, the electromagnetic coil is powered to form an electromagnetic field, so that the movable iron core moves towards the fixed iron core, the spring is compressed, the tripping driving part moves to trigger the tripping of the circuit breaker body, and the power supply circuit is in a tripped state. When the electromagnetic coil loses power, the movable iron core is reset due to the reset action of the spring, and the driving rod is reset, and the circuit breaker body is connected again.
[0017] Further, the tripping driving part includes a connecting rod and a driving rod. The connecting rod is fixedly connected to the movable iron core, and the driving rod is sleeved on the connecting rod. The driving rod is connected with the circuit breaker body.
[0018] Further, the circuit board is provided with a fault indication lamp, which can indicate different signals according to different fault types. The different signals indicated by the fault indication lamp can be used to determine the fault type. For example, the fault indication lamp can indicate the fault type by means of flashing frequency or flashing color.
[0019] Further, the circuit board is provided with a fault indication lamp, which can indicate different signals according to different fault types. The different signals indicated by the fault indication lamp can be used to determine the fault type. For example, the fault indication lamp can indicate the fault type by means of flashing frequency or flashing color.
[0020] Further, the circuit board is provided with a fault indication lamp, which can indicate different signals according to different fault types. The different signals indicated by the fault indication lamp can be used to determine the fault type. For example, the fault indication lamp can indicate the fault type by means of flashing frequency or flashing color.
[0021] Further, the circuit board is provided with a fault indication lamp, which can indicate different signals according to different fault types. The different signals indicated by the fault indication lamp can be used to determine the fault type. For example, the fault indication lamp can indicate the fault type by means of flashing frequency or flashing color. BRIEF DESCRIPTION OF DRAWINGS
[0022] Figure 1 FIG. 1 is a structural schematic view of the circuit board assembled on the socket body according to an embodiment of the present application;
[0023] Figure 2 FIG. 2 is a structural schematic view of the circuit board and the leakage detection assembly and the arc detection assembly according to an embodiment of the present application;
[0024] Figure 3 FIG. 3 is a structural schematic view of the circuit breaker according to an embodiment of the present application.
[0025] In the drawings:
[0026] 1 - socket body; 11 - threaded hole; 2 - circuit board; 21 - wiring hole; 22 - fault indication lamp; 3 - MCU processor; 41 - leakage detection magnetic ring; 42, 52 - signal line; 51 - arc detection magnetic ring; 6 - circuit breaker; 61 - tripping signal line; 62 - electromagnetic driving part; 63 - tripping driving part. DETAILED DESCRIPTION
[0027] The preferred embodiments of the present application will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present application can be more easily understood by those skilled in the art, and the scope of protection of the present application can be more clearly defined.
[0028] EMBODIMENT
[0029] Referring to the accompanying drawings, Figures 1-2As shown, the utility model discloses a socket with circuit breaker protection, including socket body 1, leakage detection subassembly, electric arc detection subassembly, power supply circuit, wherein, socket body 1 is equipped with circuit board 2, and the MCU processor 3 is integrated on circuit board 2. Leakage detection subassembly includes leakage detection magnetic ring 41, and leakage detection magnetic ring 41 is connected with circuit board 2 through signal line 42. Electric arc detection subassembly includes electric arc detection magnetic ring 51, and electric arc detection magnetic ring 51 is connected with circuit board 2 through signal line 52. Power supply circuit is equipped with L pole main lead, N pole main lead, circuit breaker 6, and one end of L pole main lead is sequentially arranged in leakage detection magnetic ring 41, electric arc detection magnetic ring 51; one end of N pole main lead is arranged in leakage detection magnetic ring 41, and circuit breaker 6 is electrically connected with circuit board 2. When leakage detection subassembly or electric arc detection subassembly detects the anomaly, the MCU processor 3 can control circuit breaker 6 to trip to disconnect power supply circuit.
[0030] Through the communication connection of leakage detection subassembly, electric arc detection subassembly and circuit board 2, the leakage signal and fault arc signal in power supply circuit can be transmitted into MCU processor 3, to realize the real-time detection of MCU processor 3 to the leakage condition and fault arc in power supply circuit, when the leakage amount in power supply circuit reaches the preset leakage threshold or there is fault arc in power supply circuit, then the tripping signal is sent to circuit breaker 6 to disconnect power supply circuit, realizes the protection effect to power supply circuit.
[0031] It should be noted that leakage detection subassembly and electric arc detection subassembly are connected with circuit board 2 through independent signal lines respectively, instead of connecting leakage detection subassembly and electric arc detection subassembly through the same signal line, in order to make MCU processor 3 can know the fault type (leakage fault or arc fault) while receiving the fault signal, and then know the fault type before circuit breaker 6 trips, and can carry out the repair operation according to the fault type in the tripping state, improve the safety.
[0032] In addition, the tripping signal is digital signal of 0 or 1, when no fault arc is detected and the leakage amount does not reach the preset leakage threshold, the digital signal is 0, when fault arc is detected or the leakage amount reaches the preset leakage threshold, the digital signal is 1.
[0033] In some embodiments, referring to the accompanying drawings, Figure 1 As shown, the middle part of socket body 1 is provided with mounting slot for embedding circuit board 2, and the periphery of socket body 1 is provided with threaded hole 11. The stable assembly of circuit board 2 and socket body 1 is realized through the setting of mounting slot, and the socket body 1 is installed on the external facade such as wall through the setting of threaded hole 11.
[0034] In some embodiments, the socket body 1 is provided with an electrical socket, and one end of the L-pole main lead and the N-pole main lead is provided with a metal sheet extending into the electrical socket. The electrical connection of the power supply circuit to the electrical product is achieved through the electrical socket and the metal sheet.
[0035] In order to reduce the assembly space required for arranging the leakage detection assembly and the arc detection assembly as much as possible, in some embodiments, the leakage detection magnetic ring 41 and the arc detection magnetic ring 51 are arranged in parallel, and the L-pole main lead and the N-pole main lead are arranged in the same direction in the leakage detection magnetic ring 41.
[0036] In some embodiments, referring to FIG. 2, the circuit board 2 is provided with a wiring hole 21 corresponding to the leakage detection assembly, the arc detection assembly, and the power supply circuit. The circuit board 2 is provided with a fault indicator 22, which can indicate different signals according to different fault types. The different signals indicated by the fault indicator 22 can be used to determine the fault type. For example, the fault indicator 22 can indicate the fault type by flashing at different frequencies or by flashing different colors. Figure 2 In some embodiments, referring to FIG. 2, the circuit board 2 is provided with a wiring hole 21 corresponding to the leakage detection assembly, the arc detection assembly, and the power supply circuit. The circuit board 2 is provided with a fault indicator 22, which can indicate different signals according to different fault types. The different signals indicated by the fault indicator 22 can be used to determine the fault type. For example, the fault indicator 22 can indicate the fault type by flashing at different frequencies or by flashing different colors.
[0037] Figures 2-3 In some embodiments, referring to FIG. 2, the circuit board 2 is provided with a wiring hole 21 corresponding to the leakage detection assembly, the arc detection assembly, and the power supply circuit. The circuit board 2 is provided with a fault indicator 22, which can indicate different signals according to different fault types. The different signals indicated by the fault indicator 22 can be used to determine the fault type. For example, the fault indicator 22 can indicate the fault type by flashing at different frequencies or by flashing different colors.
[0038] Further, the electromagnetic drive part 62 includes a shell, an electromagnetic coil, a fixed core, and a movable core. The electromagnetic coil is built-in in the shell and is arranged on the outside of the fixed core. The electromagnetic coil is in communication connection with the trip signal line 63. One end of the movable core is connected with the trip driving part 63, and the other end is connected with the fixed core through a spring. When the spring is in a natural state, the circuit breaker body is in a closed state. Specifically, the trip driving part 63 includes a connecting rod and a transmission rod. The connecting rod is fixedly connected with the movable core, and the transmission rod is sleeved on the connecting rod. The transmission rod is connected with the circuit breaker body.
[0039] When the electromagnetic coil receives the trip signal sent by the MCU processor 3, the electromagnetic coil is energized to form an electromagnetic field, so that the movable core moves towards the fixed core. The spring is compressed, and the trip driving part 63 moves to trigger the circuit breaker body to trip. The power supply circuit is in an open state. When the electromagnetic coil loses power, the movable core is reset due to the reset action of the spring, and the trip driving part 63 is reset. The circuit breaker body is reconnected.
[0040] It should be noted that the structure of the circuit breaker body is a prior art, and the present embodiment will not be described in detail.
[0041] The above embodiments only illustrate the technical concept and characteristics of the present application, and the purpose is to enable those skilled in the art to understand the content of the present application and implement it, and cannot limit the protection scope of the present application. Any equivalent changes or modifications made according to the spirit and essence of the present application shall be covered within the protection scope of the present application.
Claims
1. A socket with circuit protection, characterized by: The application relates to a socket body provided with a circuit board, wherein an MCU processor is integrated on the circuit board. The leakage detection assembly comprises a leakage detection magnetic ring, which is in communication connection with the circuit board through a signal line. The arc detection assembly comprises an arc detection magnetic ring, which is in communication connection with the circuit board through a signal line. The power supply circuit is provided with an L-pole main lead, an N-pole main lead and a circuit breaker; one end of the L-pole main lead is sequentially arranged in the leakage detection magnetic ring and the arc detection magnetic ring; one end of the N-pole main lead is arranged in the leakage detection magnetic ring, and the circuit breaker is electrically connected with the circuit board. When the leakage detection assembly or the arc detection assembly detects an abnormality, the MCU processor can control the circuit breaker to be tripped to disconnect the power supply circuit. The socket body is provided with an electric socket, and one end of the L-pole main lead and the N-pole main lead is provided with a metal sheet extending into the electric socket.
2. The outlet with break protection according to claim 1, characterized in that: The leakage detection magnetic ring and the arc detection magnetic ring are arranged in parallel, and the L-pole main lead and the N-pole main lead are arranged in the leakage detection magnetic ring in the same direction.
3. The outlet with break protection according to claim 1, characterized in that: The circuit breaker comprises a circuit breaker body, a tripping signal line, an electromagnetic driving part and a tripping driving part; the tripping signal line is in communication connection with the circuit board and the electromagnetic driving part; and the tripping driving part can drive the circuit breaker body to be tripped and disconnected under the action of the electromagnetic driving part.
4. The outlet with protection against disconnection according to claim 1, characterized in that: The electromagnetic driving part comprises a shell, an electromagnetic coil, a fixed iron core and a movable iron core; the electromagnetic coil is arranged in the shell and is arranged on the outer side of the fixed iron core; the electromagnetic coil is in communication connection with the tripping signal line; one end of the movable iron core is connected with the tripping driving part, and the other end is connected with the fixed iron core through a spring; when the spring is in a natural state, the circuit breaker body is in a connected state.
5. The outlet with break protection according to claim 4, characterized in that: The tripping driving part comprises a connecting rod and a driving rod; the connecting rod is fixedly connected with the movable iron core, and the driving rod is sleeved on the connecting rod; and the driving rod is connected with the circuit breaker body.
6. The outlet with break protection according to claim 4, characterized in that: The circuit board is provided with a fault indicating lamp, which can indicate different signals according to different fault types.
7. The outlet with protection against disconnection according to claim 1, characterized by: The circuit board is provided with wiring holes corresponding to the leakage detection assembly, the arc detection assembly and the power supply circuit.
8. The outlet with protection against electric shock according to claim 1, characterized in that: The socket body is provided with a mounting groove in the middle part for embedding the circuit board.
9. The outlet with a circuit protection according to claim 1, characterized by: The socket body is provided with threaded holes around.
10. The outlet with protection against electric shock according to claim 1, characterized in that: