Abstract: A switch device includes at least one switch module and at least one welding protective plate. The switch module includes an enclosure for receiving a plurality of control terminals and a driving member therein. The control terminals respectively have an end projected from an end or a rear side of the enclosure. The driving member is controllable to change an electrically connected or disconnected state between the control terminals. The welding protective plate is provided on the enclosure at the end from where the control terminals are projected. The projected control terminals further extend through the welding protective plate to be welded to a circuit board. The welding protective plate can withstand a high temperature and is located between the switch module and the circuit board to form a thermal insulation and protection mechanism, protecting the switch module from external deformation and inner damage by the high temperature during welding.

Abstract: A switch structure electrically linked with a light source includes a main body, a push button assembly, and at least one contact block. The main body includes a base and an internal switch assembly. The base is provided with a plurality of power terminals for connecting to an external power source and the internal switch assembly is serially connected to between the power terminals and a light source. The contact block includes a plurality of control terminals for connecting to external devices to be controlled; and the push button assembly can drive the internal switch assembly and the contact block, so that the control terminals of the contact block are electrically connected to each other and the light source is synchronously controlled by the internal switch assembly to electrically connect to the external power source and emit light, which can indicate an operational state of the switch structure.

Abstract: A three-stage control mechanism of an explosion-proof switch has a rotating unit and an interconnecting unit. The rotating unit has a first drive portion and a second drive portion that are selectively operated and reciprocated. The interconnecting unit includes a retaining seat and a connecting member. A switch unit is connected to the connecting member. An intermediate sleeve is insertedly connected to the connecting member and extends into the retaining seat. An outer sleeve is tightly sleeved on an outer wall of the intermediate sleeve. The outer sleeve is in tight fit with the retaining seat. A movable cover is provided between the outer sleeve and the rotating unit. A connecting rod assembly includes a first connecting rod and a second connecting rod that are inserted in the intermediate sleeve. The first and second connecting rods are respectively driven by the first and second drive portions.

Abstract: A power bank with automatic detection for charging capability includes a battery unit, a control unit connected to the battery unit, an input unit, at least one output unit, a starting unit and a detecting unit. The input unit is connected to the control unit. The input unit is used for being connected with an external power source. The at least one output unit is connected to the control unit. The starting unit is connected to the control unit and the at least one output unit. The starting unit is in a grounded state to form a current loop. The detecting unit is connected to the control unit and the at least one output unit. The detecting unit is used for sensing whether a signal is transmitted from the at least one output unit.

Abstract: A short circuit detection module includes a power unit including a battery for providing a voltage of the battery, a monitoring unit, a switch unit, a heating unit and a control unit. The monitoring unit is connected with the power unit. The switch unit includes a first MOSFET, the monitoring unit is connected with the source electrode of the first MOSFET. The heating unit is connected with the drain electrode of the first MOSFET, the drain electrode of the first MOSFET transmits a heating current to the heating unit. A heating voltage is generated at an output terminal of the short circuit detection module. The control unit is connected with and controls the power unit, the monitoring unit, the switch unit and the heating unit. When the heating voltage is greater than a critical value of the heating voltage, the control unit turns off the first MOSFET.

Abstract: A smart adapter includes an insulating body, a plug fastened to the insulating body, at least one socket, at least one seven-segment displayer, at least one button and a main control unit. The at least one socket is mounted in the insulating body and is exposed to a front surface of the insulating body. The at least one seven-segment displayer is mounted in the insulating body. The at least one button is mounted in the insulating body and is exposed to the insulating body. The main control unit is mounted in the insulating body and is connected with the at least one socket, the plug and the at least one seven-segment displayer. The main control unit includes a cloud unit and a central processing unit. The cloud unit is connected to the at least one button and the central processing unit.

Abstract: A power bank with automatic detection for charging capability includes a battery unit, a control unit connected to the battery unit, an input unit, at least one output unit, a starting unit and a detecting unit. The input unit is connected to the control unit. The input unit is used for being connected with an external power source. The at least one output unit is connected to the control unit. The starting unit is connected to the control unit and the at least one output unit. The starting unit is in a grounded state to form a current loop. The detecting unit is connected to the control unit and the at least one output unit. The detecting unit is used for sensing whether a signal is transmitted from the at least one output unit.

Abstract: An electrical connector adapted to be electrically connected with a cable includes a fixing assembly, an insulation body, and a conductive terminal overmolded in the insulation body. The fixing assembly includes a receiving portion extending in an axial direction of the electrical connector. An end of the cable is inserted into the receiving portion from a first end of the receiving portion. The insulation body extends from a second end of the receiving portion. The conductive terminal includes a mounting portion mounted in the insulation body and a contact portion extending out of the insulation body. The mounting portion is electrically connected with a conductor of the cable by a bolt member.

Abstract: The middle section and the tail section are mounted in a wire inlet of a terminal device. The aid sleeve is formed with an internal guide hole. A wire collection section is disposed on one side of the head section distal from the middle section. A recessed guide channel is disposed on one side of the wire collection section proximal to the guide hole. The recessed guide channel includes two lateral outer arched channels with larger curvature radius. The two lateral outer arched channels gradually extend toward a middle bottom face to form an inner arched channel with smaller curvature radius. The recessed guide channel can gradually bind the forked conductor end section of a multi-strand conductive wire, whereby the wire can be quickly plugged into the guide hole.

Abstract: A smart adapter includes an insulating body, a plug fastened to the insulating body, at least one socket, at least one seven-segment displayer, at least one button and a main control unit. The at least one socket is mounted in the insulating body and is exposed to a front surface of the insulating body. The at least one seven-segment displayer is mounted in the insulating body. The at least one button is mounted in the insulating body and is exposed to the insulating body. The main control unit is mounted in the insulating body and is connected with the at least one socket, the plug and the at least one seven-segment displayer. The main control unit includes a cloud unit and a central processing unit. The cloud unit is connected to the at least one button and the central processing unit.

Abstract: A modularized structure of switch wire connection device includes an assembling support and a wire connection module. The assembling support has a first side and a second side. The first and/or the second sides are formed with assembling sections for assembling with the wire connection module. The wire connection module includes a first wire connection module and/or a second wire connection module each having a case. The case defines a chamber for receiving and enclosing electrical contact components including conductive members. The case is formed with a mounting section for connecting with the assembling section of the assembling support. Accordingly, the wire connection module is detachably mounted on the assembling support as an integrated form. The modularized structure enables an operator to easily assemble/disassemble the components and change the switch specification between normally open mode and normally closed mode and enhance insulation effect to avoid electric arc.

Abstract: A protection sheath structure for switch wire connection device provides dustproof and waterproof effects and enhances the assembling security between the switch wire connection device and the conductive wire. The protection sheath has the form of a cylindrical body including a head section having a mouth section, a belly section connected with the head section and a tail section connected with the belly section. The head section and the belly section together define a chamber for assembling with the switch wire connection device. The tail section defines a guide hole permitting the conductive wire to plug into the protection sheath. Multiple annular ribs are disposed on a circumference of the tail section to enhance the structural strength of the protection sheath (or the tail section), whereby the tail section is able to bear external force produced in wiring operation of the conductive wire.

Abstract: A wireless charging device adapted for being applied in and installed to a mobile communication device. The wireless charging device is matched with the mobile communication device. The wireless charging device includes a charging module for charging the mobile communication device, and an antenna module mounted to and fastened to a rear face of the charging module. The charging module covers a rear of the mobile communication device. The antenna module opens a plurality of narrow slots. The plurality of the narrow slots are of arc shapes.

Abstract: A short circuit detection module includes a power unit including a battery for providing a voltage of the battery, a monitoring unit, a switch unit, a heating unit and a control unit. The monitoring unit is connected with the power unit. The switch unit includes a first MOSFET, the monitoring unit is connected with the source electrode of the first MOSFET. The heating unit is connected with the drain electrode of the first MOSFET, the drain electrode of the first MOSFET transmits a heating current to the heating unit. A heating voltage is generated at an output terminal of the short circuit detection module. The control unit is connected with and controls the power unit, the monitoring unit, the switch unit and the heating unit. When the heating voltage is greater than a critical value of the heating voltage, the control unit turns off the first MOSFET.

Abstract: An electrical connector adapted to be electrically connected with a cable includes a fixing assembly, an insulation body, and a conductive terminal overmolded in the insulation body. The fixing assembly includes a receiving portion extending in an axial direction of the electrical connector. An end of the cable is inserted into the receiving portion from a first end of the receiving portion. The insulation body extends from a second end of the receiving portion. The conductive terminal includes a mounting portion mounted in the insulation body and a contact portion extending out of the insulation body. The mounting portion is electrically connected with a conductor of the cable by a bolt member.

Abstract: The middle section and the tail section are mounted in a wire inlet of a terminal device. The aid sleeve is formed with an internal guide hole. A wire collection section is disposed on one side of the head section distal from the middle section. A recessed guide channel is disposed on one side of the wire collection section proximal to the guide hole. The recessed guide channel includes two lateral outer arched channels with larger curvature radius. The two lateral outer arched channels gradually extend toward a middle bottom face to form an inner arched channel with smaller curvature radius. The recessed guide channel can gradually bind the forked conductor end section of a multi-strand conductive wire, whereby the wire can be quickly plugged into the guide hole.

Abstract: A protection sheath structure for switch wire connection device provides dustproof and waterproof effects and enhances the assembling security between the switch wire connection device and the conductive wire. The protection sheath has the form of a cylindrical body including a head section having a mouth section, a belly section connected with the head section and a tail section connected with the belly section. The head section and the belly section together define a chamber for assembling with the switch wire connection device. The tail section defines a guide hole permitting the conductive wire to plug into the protection sheath. Multiple annular ribs are disposed on a circumference of the tail section to enhance the structural strength of the protection sheath (or the tail section), whereby the tail section is able to bear external force produced in wiring operation of the conductive wire.

Abstract: A locking structure of switch device includes a connection seat formed with a main body assembling hole. An arm protrudes from the connection seat. A restriction section is formed on the arm. A shift body is assembled on the connection seat and movable between a first position and a second position. The shift body has a shift section aligned with the arm in the second position. A lever member is disposed on the shift section. Two ends of the lever member are respectively formed with a ridge section and a push/press section. When the shift body moves from the first position to the second position, the ridge section passes over the restriction section into a locked state. When pressing the push/press section, the ridge section is driven by way of leverage to backward pass over the restriction section into an unlocked state.

Abstract: A locking/unlocking structure of switch device includes a main body and an operation button. The main body is formed with a first stop section and a second stop section. The main body defines a chamber, in which a reaction drum and a wire connection module are assembled. A first elastic unit is disposed between the reaction drum and the main body for making the reaction drum positioned in an initial assembling position, (where the wire connection module is in a closed-circuit state). The reaction drum is assembled with a restriction unit and a second elastic unit. When the reaction drum moves in response to the motion of the operation button, the second elastic unit will force the restriction unit to move from the first stop section to the second stop section so as to control the wire connection module into an open-circuit state.