Power switch switching mechanism

The invention relates to a power switch switching mechanism comprising at least one switching assembly. The switching assembly comprises a casing and a control shaft arranged in the casing, wherein a driving gear is arranged on the control shaft; the switching assembly further comprises a working shaft, a driven gear is sheathed on the working shaft, a certain rotation angle gap is arranged between the driven gear and the working shaft, and the driven gear is connected with an energy storage spring; and the driving gear engages with the driven gear, and the driving gear and the driven gear are fan-shaped bevel gears. The switching assembly has a 0-position state and an I-position state. When the switching assembly is switched from the 0-position state to the I-position state, the control shaft drives the driving gear to rotate, and the driven gear, under the driving of the driving gear, first rotates relative to the working shaft and enables the energy storage spring to elastically deform ...

Clutch device and reducing mechanism comprising clutch device

The invention relates to a clutch device. The clutch device comprises a transmission shaft, a clutch gear, an engagement and disengagement component, a stop collar and a clutch operating mechanism. The transmission shaft is provided with a transmission component which is fixedly connected with the transmission shaft. The transmission shaft is sleeved with the clutch gear in a rotating mode, and the clutch gear comprises a gear part and a flange part, wherein a through hole is formed in the circumferential wall of the flange part. The engagement and disengagement component is arranged in the through hole. The outer circumferential wall of the flange part of the clutch gear is sleeved with the stop collar in a sliding mode, and the stop collar is provided with a small-diameter part and a large-diameter part, wherein the inner diameter of the large-diameter part is lager than the outer diameter of the flange part of the clutch gear. The clutch operating mechanism is connected with the stop ...

POWER DISTRIBUTION COMPONENT AND POWER DISTRIBUTION DEVICE

The power distribution component is configured to connect to a power distribution box in a pluggable manner. A main body is provided with a first power terminal, a signal terminal, and a second power terminal that are arranged along a first direction. The first power terminal is configured to electrically connect to a first power busbar of the power distribution box, the signal terminal is configured to electrically connect to a signal busbar of the power distribution box, and the second power terminal is configured to electrically connect to a second power busbar of the power distribution box. Polarities of the first power terminal and the second power terminal are opposite. An end, facing away from the main body, of the mistake proofing structure is provided with an abutting surface, configured to abut against the signal busbar when the power distribution component is reversely inserted into the power distribution box. 1. A power distribution component , configured to connect to a power distribution box in a pluggable manner , wherein the power distribution component comprises:a main body comprising a first end and a second end that are disposed opposite to each other, the second end provided with a first power terminal, a signal terminal, and a second power terminal that are sequentially arranged along a first direction, wherein the first power terminal is configured to electrically connect to a first power busbar of the power distribution box, the signal terminal is configured to electrically connect to a signal busbar of the power distribution box, the second power terminal is configured to electrically connect to a second power busbar of the power distribution box, and polarities of the first power terminal and the second power terminal are opposite; anda mistake proofing structure protruding from the second end, the mistake proofing structure comprising an abutting surface that faces away from the main body and that is located at an end of the mistake ...

Miniature Circuit Breaker, Control Method Thereof, and Control System Thereof

A miniature circuit breaker, a control method thereof, and a control system thereof, where the miniature circuit breaker includes a circuit breaker body and a current detection unit. The circuit breaker body and the current detection unit are located in respectively independent cavities in the circuit breaker and are electrically coupled to each other. After a current that flows from one end of the circuit breaker body flows through the current detection unit, the current flows into another end of the circuit breaker body. The current detection unit includes a voltage drop detection assembly and a signal output terminal. The voltage drop detection assembly includes a first voltage sampling point and a second voltage sampling point, where the first voltage sampling point and the second voltage sampling point are coupled to the signal output terminal. 1. A miniature circuit breaker; comprising:a current detection circuit; anda circuit breaker body, wherein the circuit breaker body and the current detection circuit are located in respectively independent cavities in the miniature circuit breaker and are electrically coupled to each other, wherein a first current flows from a first end of the circuit breaker body to a second end of the circuit breaker body through the current detection circuit, a signal output terminal; and', 'a voltage drop detection assembly comprising a first voltage sampling point and a second voltage sampling point, wherein the first voltage sampling point and the second voltage sampling point are coupled to the signal output terminal,', 'wherein the signal output terminal is configured to output a voltage difference sampling value, wherein the voltage difference sampling value is a voltage difference between the first voltage sampling point and the second voltage sampling point., 'wherein the current detection circuit comprises2. The miniature circuit breaker of claim 1 , wherein the current detection circuit further comprises a printed circuit ...

Reverse power connection preventing circuit, power distribution apparatus, and power supply and distribution system

A reverse power connection preventing circuit includes a diode and an actuation unit that are connected in series between a positive input terminal and a negative input terminal of a circuit breaker. A positive electrode of the diode points to the negative input terminal of the circuit breaker, and a negative electrode of the diode points to the positive input terminal of the circuit breaker. When a power supply is forward connected to the circuit breaker, the diode is cut off, there is no current on the actuation unit, and the reverse power connection preventing circuit is in a power-off state. When the power supply is reversely connected to the circuit breaker, the diode conducts, and the actuation unit is configured to prevent closing of the circuit breaker, and/or the actuation unit is configured to perform an alarm prompt, to perform an early warning.

Power distribution equipment and power distribution system

This application discloses power distribution equipment and a power distribution system. The power distribution equipment includes a power distribution device and a power distribution box, where the power distribution device is capable of being inserted into and removed from the power distribution box; a connection port is disposed at a first end of the power distribution device, where the connection port is used to connect a power cable or a user load line; a power connection terminal is disposed at a second end of the power distribution device, where the power connection terminal is used to plug into a busbar inside the power distribution box; and the connection port and the power connection terminal are connected inside the power distribution device. A design in which the power distribution device is capable of being inserted into and removed from the power distribution box simplifies operation and improves convenience.

Power switch

Circuit breaker and power distribution system

This application provides a circuit breaker and a power distribution system that have advantages of a small size, low costs, and easy integration. The circuit breaker includes a housing and an internal element disposed inside the housing. The housing includes a front panel and a rear panel that are disposed opposite to each other, the front panel is disposed with a button, a status display unit, and a power wiring port, and the rear panel is disposed with a power interface and a signal interface. The power wiring port and the power interface are configured to be connected to a circuit of a power distribution system. The signal interface is internally and electrically connected to the button, the status display unit, and the internal element, and the signal interface is externally configured to be electrically connected to a control unit disposed outside the housing. A control signal of the control unit that is transmitted through the signal interface is used to implement working of the button, the status display unit, and the internal element.

Reverse power connection preventing circuit, power distribution apparatus, and power supply and distribution system

A reverse power connection preventing circuit includes a diode and an actuation unit that are connected in series between a positive input terminal and a negative input terminal of a circuit breaker. A positive electrode of the diode points to the negative input terminal of the circuit breaker, and a negative electrode of the diode points to the positive input terminal of the circuit breaker. When a power supply is forward connected to the circuit breaker, the diode is cut off, there is no current on the actuation unit, and the reverse power connection preventing circuit is in a power-off state. When the power supply is reversely connected to the circuit breaker, the diode conducts, and the actuation unit is configured to prevent closing of the circuit breaker, and/or the actuation unit is configured to perform an alarm prompt, to perform an early warning.

Circuit breaker and power distribution system

A circuit breaker and a power distribution system are provided. The circuit breaker includes a housing and an internal element disposed inside the housing. The housing includes a front panel and a rear panel that are disposed opposite to each other, the front panel is disposed with a button, a status display unit, and a power wiring port, and the rear panel is disposed with a power interface and a signal interface. The power wiring port and the power interface are connected to a circuit of a power distribution system. The signal interface is internally and electrically connected to the button, the status display unit, and the internal element, and the signal interface is externally configured to be electrically connected to a control unit disposed outside the housing. A control signal of the control unit implements working of the button, the status display unit, and the internal element.

Power distribution equipment and power distribution system

This application discloses power distribution equipment and a power distribution system. The power distribution equipment includes a power distribution device and a power distribution box, where the power distribution device is capable of being inserted into and removed from the power distribution box; a connection port is disposed at a first end of the power distribution device, where the connection port is used to connect a power cable or a user load line; a power connection terminal is disposed at a second end of the power distribution device, where the power connection terminal is used to plug into a busbar inside the power distribution box; and the connection port and the power connection terminal are connected inside the power distribution device. A design in which the power distribution device is capable of being inserted into and removed from the power distribution box simplifies operation and improves convenience.

Pluggable module

Miniature circuit breaker, control method thereof, and control system thereof

Miniature circuit breaker, control method thereof, and control system thereof

Power conversion apparatus and power system

A power conversion apparatus includes M first slots, wherein each of M first slots is electrically connected to an input side of one of N first bus bars, and a respective first slot of the M first slots is electrically connected to a first module that can supply an alternating current or a direct current to the first bus bar electrically connected to the first slot. The apparatus further includes P second slots, wherein each of the P second slots is electrically connected between an output side of one of the N first bus bars and an input side of one of second bus bars, and a respective second slot of the P second slots is electrically connected to a second module that converts an alternating current into a direct current or that converts a direct current into a direct current.

Circuit breaker and power distribution system

Pluggable module

A pluggable module is provided, relating to the field of communications device technologies. The pluggable module includes a power control unit (1), an interface unit (2), a monitoring unit (3), and a signal linkage unit (4). The power control unit (1) is connected to the interface unit (2), and the pluggable module can be inserted into an external device by using the interface unit (2). One end of a pull ring (42) is rotatably connected to a bracket (41), and the other end can trigger a signal switch (44). When the pull ring (42) is in an ON state, the signal switch (44) is triggered to send a first switch signal, or when the pull ring (42) is in an OFF state, the signal switch (44) sends a second switch signal. The monitoring unit (3) is configured to control, upon receiving the first switch signal, the power control unit (1) to be powered on, or control, upon receiving the second switch signal, the power control unit (1) to be powered off. In this way, the pluggable module can implement power-on or power-off of the power control unit (1) based on the first switch signal or the second switch signal, thereby implementing hot plugging prevention protection for the pluggable module.

Power source reverse connection prevention circuit, power distribution apparatus, and power supply and distribution system

Power distribution apparatus and power distribution system

This application discloses power distribution equipment and a power distribution system. The power distribution equipment includes a power distribution device and a power distribution box, where the power distribution device is capable of being inserted into and removed from the power distribution box; a connection port is disposed at a first end of the power distribution device, where the connection port is used to connect a power cable or a user load line; a power connection terminal is disposed at a second end of the power distribution device, where the power connection terminal is used to plug into a busbar inside the power distribution box; and the connection port and the power connection terminal are connected inside the power distribution device. A design in which the power distribution device is capable of being inserted into and removed from the power distribution box simplifies operation and improves convenience. Even a non-specialized person is able to complete the operation. Disassembly and replacement of the power distribution device can be completed within a relatively short period of time, significantly improving execution efficiency of troubleshooting for the power distribution equipment. In addition, the connection port may be disposed at a first end of the power distribution device, such as a front end of the power distribution device that faces a user, making the connection port visible to the user. As a result, operation convenience of maintenance for the power distribution equipment is further improved.

Power distribution device and charging system

A power allocation device (100) includes: a first switch assembly (140), including at least one intermediate output terminal (141-1, ..., and 141-n), where the first switch assembly is configured to output power selectively by using one of the at least one intermediate output terminal (141-1, ..., and 141-n), and the first switch assembly (140) includes at least one of an arc extinguishing switch or a solid-state switch; and a second switch assembly (150), including at least one sub-switch (150-1, ..., and 150-n) respectively corresponding to the at least one intermediate output terminal (141-1, ..., and 141-n), where each sub-switch includes a plurality of power output terminals (151-1, ..., and 151-n), and the second switch assembly (150) is configured to output the power from the intermediate output terminal selectively by using one power output terminal of one of the at least one sub-switch (150-1, ..., and 150-n). A charging system (1000) includes a power supply device and the power allocation device (100) powered by the power supply device. This can reduce costs of the charging system and the power allocation device of the charging system, and have advantages, such as simplicity, reliability, and scalability.

Power allocation device and charging system

A power allocation device includes: a first switch assembly, including at least one intermediate output terminal where the first switch assembly is configured to output power selectively by using one of the at least one intermediate output terminal and the first switch assembly includes at least one of an arc extinguishing switch or a solid-state switch; and a second switch assembly, including at least one sub-switch respectively corresponding to the at least one intermediate output terminal where each sub-switch includes a plurality of power output terminals and the second switch assembly is configured to output the power from the intermediate output terminal selectively by using one power output terminal of one of the at least one sub-switch.