A spring terminal contact for contact-connection of electrical conductors to at least one busbar and at least one clamping spring, which has a resting limb, a spring bend adjoining the resting limb and a clamping limb adjoining the spring bend. The clamping limb has a clamping section at the free end, and frame parts extend away from the busbar, each frame part having two side webs spaced apart from one another and the side webs having transverse webs connecting to one another and a conductor passage opening formed by the side webs and the transverse webs. The at least one clamping spring is secured to the at least one busbar by the resting limb of the clamping spring resting on a transverse web and/or a holding element of the busbar such that the clamping section acts under the spring force of the clamping spring in the direction of the busbar.

A protection member and conductive plate assembling structure of rail terminal includes a conductive plate having two assembling ends and a protection member connected with each assembling end. Two lateral sides of the assembling end are respectively formed with a locating section and a connected section. The protection member has an assembling passage for the assembling end to extend therein. A located section and an elastic connection section are respectively disposed on two sides of the assembling passage corresponding to the locating section and the connected section. The locating section and the located section are engaged with each other. Then the conductive plate is turned to make the connected section push and elastically deform the elastic connection section. Then the elastic connection section elastically restores to its home position to engage with the connected section, whereby the protection member and the conductive plate are securely connected.

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. The case is formed with a mounting section for connecting with the assembling section of the assembling support. 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.

A clamping arrangement includes: two spring-force terminals, the two spring-force terminals each including a clamping cage and a spring, each of the two clamping cages being able to receive an electrical conductor pushed in an insertion direction and to clamp the conductor between the cage and the spring, a first insertion direction of a first of the two spring-force terminals and a second insertion direction of a second of the two spring-force terminals being arranged at an angle larger than 0? to one another. The two spring-force terminals are arranged one behind the other in one of the insertion directions of the electrical conductor. The first insertion direction of the first of the two spring-three terminals and the second insertion direction of the second of the two spring-force terminals are arranged at a right angle to one another or counter to one another.

A wire harness includes a main line harness, a branch line harness, and a branching structure configured to connect the main line harness and the branch line harness to each other. The main line harness has a plurality of main lines arranged side by side. Each main line is configured as a wiring member having a rod conductor. The branch line harness has a plurality of branch lines. The branching structure includes connection terminals to be electrically connected to the main lines to form at least part of electrically conductive paths between the main lines and the branch lines. Each connection terminal has a tubular connection portion to cover an outer circumferential surface of the rod conductor. The tubular connection portion has a pressing structure configured to elastically press the outer circumferential surface of the rod conductor placed inside a hollow portion of the tubular connection portion.

A terminal strip having an insulating material housing that has a latching foot for latching onto a mounting rail and has a width less than the length and height, and conductor connections in the insulating material housing that are arranged next to one another in pairs. The insulating material housing is in two parts and has a base housing and a lower housing. The base housing has, in a first connection region, a pair of conductor connections that are electrically conductively connected to one another. In a second connection region, the base housing has a cutout that is laterally bounded by the insulating material of the second connection region. The lower housing can be inserted into the cutout. The lower housing has a conductor connection that is electrically insulated from an adjacent conductor connection that is arranged in the second connection region, in the base housing.

A set comprising a conductor connection terminal and an accessory element for fastening to the conductor connection terminal. The conductor connection terminal has a conductor connection for connecting an electrical conductor and has a conductor insertion channel for inserting and guiding the electrical conductor to the conductor connection. The conductor connection terminal has, in addition to the conductor insertion channel, an accessory insertion channel, in which the accessory element can be selectively fastened with a fastening section of the accessory element.

A surface-mounted pluggable wiring insert key capable of being used for connecting structural parts of multiple strands of weak-current flexible wires, a driving power source box formed by using the surface-mounted pluggable wiring insert key, and a detachable modular LED lamp provided with the driving power source box structure. A damaged driving power source and other damaged assemblies can be conveniently replaced, abandonment of an LED chip having a long service life or even a whole LED lamp can be prevented, the designed structure is simple, and tin soldering is not required, thereby saving resources, greatly reducing use cost, and facilitating the popularization of the LED lamp.

A connector for connecting control conductors provided in conduits also containing power conductors, the connector including a first guide for receiving a first at least one control conductor provided in a first conduit also containing at least one power conductor, a second guide for receiving a second at least one control conductor provided in a second conduit also containing at least one power conductor, at least one jumper for electrically connecting the first at least one control conductor and the second at least one control conductor and a housing for containing the first guide, second guide and the at least one jumper.

A switch wire connection device has a simplified structure and is easy to operate with enhanced stability of operation. The switch wire connection device includes a conductive component mounted in an insulation case, a switch pushbutton assembled with the conductive component and an electrical contact. The electrical contact has a restriction unit and a contact plate connected with the restriction unit. By means of operating the pushbutton, the conductive component is driven to selectively electrically contact or separate from the contact plate. The restriction unit is divided into a first space and a second space, in which a first leg section and a second leg section of a metal leaf spring are respectively assembled. The wiring circuits or conductive wires can be easily directly plugged into the first and second spaces of the restriction unit and held by the first and second leg sections.