一种快速响应型自适应过载漏电保护模块
By designing a fast-response adaptive overload leakage protection module, and using a power source to drive a cam mechanism and a remote acquisition device for switch quantities, the problems of slow response speed, poor adaptive capability, and inconvenient remote monitoring of existing devices are solved. This enables fast response, adaptive protection, and remote monitoring, thereby improving the safety and intelligent management of electrical systems.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- ZHUOMA (SHENZHEN) CONSTR ENG CO LTD
- Filing Date
- 2025-07-29
- Publication Date
- 2026-07-17
AI Technical Summary
Existing leakage current protection devices have slow response speed, poor adaptability, and inconvenient remote monitoring, making it difficult to meet the needs of modern electrical systems for rapid response and intelligent management.
A fast-response adaptive overload leakage protection module was designed. It uses a power source to drive a cam mechanism to achieve rapid circuit switching. Combined with a remote acquisition device for switch quantities and a fireproof housing structure, it has adaptive capability and remote monitoring function.
It achieves rapid response, adaptive protection, remote monitoring, and high security, improving the timeliness and intelligence of circuit protection and enhancing the safety and management efficiency of electrical systems.
Smart Images
Figure CN224520651U_ABST
Abstract
Claims
1. A fast response self-adapting overload leakage protection module, characterized in that, include: The protective base (1) has a socket and a U-shaped cavity inside. A first long electrode (3) is fixed in the first vertical cavity of the U-shaped cavity. The first long electrode (3) extends to the first end of the horizontal cavity of the U-shaped cavity. A second long electrode (9) is fixed in the second vertical cavity of the U-shaped cavity. The second long electrode (9) extends to the second end of the horizontal cavity of the U-shaped cavity. A remote acquisition device (8) for switch quantity is installed in the horizontal cavity. The remote acquisition device (8) for switch quantity has an ejection mechanism and a key-type on / off switch inside. The ejection mechanism can control the on / off state of the key-type on / off switch. The extension end of the first long electrode (3) is electrically connected to the first electrode of the on / off switch. The ejection mechanism has a key protruding from the remote acquisition device (8) for switch quantity. The second electrode of the key-type on / off switch protrudes from the remote acquisition device (8) for switch quantity. The protective plug (11) has a self-powered circuit system (10) with power supply, a side slide cavity, a power source (12), a rotating shaft (13) that is driven and connected to the power source (12) and rotates after being driven, and a push rod assembly. The rotating shaft (13) is located in the side slide cavity and a first cam (2) is installed at its end. The protective plug (11) also has a contact terminal circuit that can connect the first long electrode (3) and the second electrode. The push rod assembly includes: A via is provided at the insertion end of the protective plug (11); The push rod (5) has a second cam (4) at its first end and a second end that passes through the through hole and enters the transverse cavity. The second end of the push rod (5) is opposite to the key. The second cam (4) and the first cam (2) are coaxial and opposite to each other. The rod part of the push rod (5) has two slots. The spring (6) abuts against the second cam (4) at one end and against the housing of the protective plug (11) at the other end; The locking structure includes two spring-loaded retaining beads (7) disposed on opposite sides of the through hole, the two spring-loaded retaining beads (7) being able to lock the two slots one-to-one.
2. The fast-response adaptive overload leakage protection module according to claim 1, characterized in that, The power source (12) is a micro motor.
3. The fast response self-adapting overload leakage protection module according to claim 2, wherein, The self-powered circuit system (10) is electrically connected to and controls the micro motor.
4. The fast response self-adapting overload leakage protection module according to claim 1, wherein, The power source for the self-powered circuit system (10) is a rechargeable battery.
5. The fast response self-adapting overload leakage protection module according to claim 1, wherein, The ejection mechanism is an electromagnetic device. After the electromagnetic coil of the electromagnetic device is energized, it drives the soft magnetic column to push the push rod (5) to disengage from the spring-type retaining bead (7).
6. The fast response self-adapting overload leakage protection module according to claim 1, wherein, The opposing surfaces of the first cam (2) and the second cam (4) are inclined planes. The rotation of the first cam (2) drives the second cam (4) to move in the direction of pressing the key.
7. The fast response self-adapting overload leakage protection module according to claim 1, wherein, The base (1) has a fireproof shell.
8. The fast response self-adapting overload leakage protection module according to claim 1, wherein, The housing of the protective plug (11) is a fireproof housing.