CN220138724U - Double-wiring terminal assembly - Google Patents

Abstract

The double-wiring terminal assembly consists of a double-wiring screw terminal shell and a double-wiring terminal seat; the double-wiring-terminal seat comprises three screw wiring terminals and a PCB (printed circuit board), wherein three wiring terminals which are electrically connected are respectively arranged on one side face or the upper end and the lower end of the PCB, the three wiring terminals are respectively electrically connected with the three screw wiring terminals, and when the double-wiring-terminal seat is covered by the double-wiring-terminal housing, three screw wiring terminals are exposed out of the three screw inlets and outlets are arranged on the double-wiring-terminal housing.

Description

Double-wiring terminal assembly

Technical Field

The present utility model relates to a double-wire (screw) terminal assembly for a relay or a controller or the like, and more particularly, to a double-wire screw terminal housing assembly, an electrical connector for a relay or a controller.

Background

The electric control device (component) such as a relay, a motor, a power supply, a (temperature and humidity) controller and the like has wide application, when the change of the input quantity (excitation quantity) reaches the specified requirement, the controlled quantity is regularly changed or started (closed) in an electric output circuit, and the electric control device has an input end and an output end of a control system, and is particularly applied to a power grid and an automatic control circuit.

The CN201520757967.4 relay socket comprises an insulating base, an electric contact embedded in the base, a wire with one end connected with the electric contact and the other end extending out of the base, and a jack arranged on the surface of the base and opposite to the electric contact; the utility model aims to provide a relay socket which is convenient to connect and install side by side.

CN202222759923.8 discloses a splice relay module, including casing and many groups relay module, the relay module includes PCB circuit board and relay, be equipped with on the PCB circuit board and pull the knot mounting, the relay is installed on the PCB circuit board and is connected with the PCB circuit board electricity through pulling the knot mounting, the upper and lower both ends that the PCB circuit board is located the relay are equipped with the push type binding post of being convenient for the wiring respectively, the casing includes the base and is located the fixed plate of base both sides, the surface of base has the mounting groove, be equipped with the sliding tray on the inner wall at both ends about the mounting groove, many groups relay module arrange in proper order and set up in the mounting groove, locate the sliding tray at both ends about the mounting groove through the PCB circuit board card and form sliding fit.

Disclosure of Invention

In view of the shortcomings of the prior art, it is an object of the present utility model to provide a dual terminal assembly, in particular an electrical connector in an electrical connection module of a relay or controller.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the double binding screw terminal shell component consists of a double binding screw terminal shell and a double binding terminal seat (double binding terminal seat-L or double binding terminal seat-R); the double-wiring-terminal seat comprises three screw wiring terminals and a PCB (printed circuit board), wherein three wiring terminals which are electrically connected are respectively arranged on one side face or the upper end and the lower end of the PCB, the three wiring terminals are respectively electrically connected with the three screw wiring terminals, and when the double-wiring-terminal seat is covered by the double-wiring-terminal housing, three screw wiring terminals are exposed out of the three screw inlets and outlets are arranged on the double-wiring-terminal housing.

The utility model discloses a double-wiring (screw) terminal assembly, which consists of a double-wiring screw terminal shell, a double-wiring terminal seat-L or a double-wiring terminal seat-R; in addition, a double-connection false terminal housing (a simple housing and a double-connection terminal seat without electric connection are arranged).

The utility model can be used for a module of an electric product, such as an electric connection structure module of a relay, wherein a PCB circuit board is arranged in the module, an electric connector is arranged on the PCB circuit board, and then the connecting terminal of the relay is connected, so that the connecting terminal is electrically connected with the PCB circuit board, three connecting terminals which are convenient for connecting are respectively arranged on one side surface or the upper end and the lower end of the PCB circuit board, the three connecting terminals are respectively connected to a double connecting terminal seat, and the PCB board can be electrically connected with a relay coil, so that the electric connection of a relay function can be realized.

The beneficial effects are that: through adopting the technical scheme, the utility model discloses an electric connection of electric terminal can combine together with relay structure module, and the wiring is reliable, operates convenient and fast, has promoted installation effectiveness.

Drawings

FIG. 1 is a schematic view of a dual binding screw terminal housing of the present utility model;

FIG. 2 is a schematic diagram of a dual dummy terminal (dummy wire frame) structure according to the present utility model;

FIG. 3 is a schematic view of the structure of the dual terminal block-L (left side or left hand) of the present utility model;

fig. 4 is a schematic view of the structure of the dual terminal block-R (right side or right hand) of the present utility model.

Fig. 5 is a schematic view of the combined junction.

Detailed Description

FIG. 5 is a schematic view of the assembled structure of FIGS. 1 and 3, wherein the double-wire screw terminal housing (single module) has three electrical pins, and double-wire dummy terminals (housings) can be selected when the electrical pins are not needed in the corresponding positions of the product; the two wiring terminal blocks are respectively arranged at the left and the right (respectively corresponding to fig. 3 and 4), and can be directly arranged on a PCB for wave soldering.

Cross-shaped entrance and exit 1: here, the screw can be screwed down, the screw is loosened, and the laser marking position 2: reserving a laser marking position above the wiring port, so that a terminal number can be conveniently marked by laser, and the position is convenient for wiring personnel to rapidly correspond to the wiring port and the terminal number; wiring port 3: the cable access area is divided into an upper position and a lower position, and can be randomly accessed or simultaneously accessed.

The double-binding screw terminal shell is mainly provided with a binding frame 4, and the closed binding frame 5 corresponds to a false binding terminal; three electrical pins 6, 7, 8 (corresponding to three internal PCB (electrical contacts) are electrically connected to external wiring terminals).

And (3) electric connection:

the utility model discloses a double-binding screw terminal shell component, which consists of a double-binding screw terminal shell, a double-binding false terminal (used when needed and convenient for the standardization of the installation of the component shell), a double-binding terminal seat-L and a double-binding terminal seat-R;

1. the double binding screw terminal shell (for a single module) is provided with three electric pins; when the corresponding position of the product does not need an electric connection pin, a double-connection false terminal can be selected;

2. the two wiring terminal seats are divided into a left wiring terminal seat and a right wiring terminal seat, and three wiring terminals which are electrically connected are arranged on one side surface or the next side surface of the corresponding PCB; three wiring terminals can be directly arranged on the PCB for wave soldering;

3. the double-wiring screw terminal can be connected with two cables simultaneously, and also can be connected with a single cable, and any wiring port can be inserted when the single cable is connected;

4. the maximum wire capacity of the double binding screw terminal is 2 x 2.5 square millimeters, with specific reference to the table below.

The assembly scheme is as follows: (1) The screw (wiring) terminal and the electrical pin can be assembled on the PCB by an insulating piece injection molding integrated process; (2) The double binding screw terminal shell is in snap fit with the double binding terminals; (3) the electric connection ports are all in an open state after assembly.

Screw (wiring) terminal and electrical pin etc. metalwork material: copper alloy; plating of metal parts: plating tin on the surface; number of electrical bits: 3; screw terminal pitch: 7.4mm; pin pitch at PCB (electrical pin) solder: 6.35mm; rated voltage (V) 800V; rated current (A) 24A; pollution grade: and 3 stages.

The double binding screw terminal housing assembly is shown in reference to fig. 5, with symmetrical mounting of the modules selected for use.

Claims (2)

1. The double-wiring terminal assembly is characterized by comprising a double-wiring screw terminal shell and a double-wiring terminal seat; the double-wiring-terminal seat comprises three screw wiring terminals and a PCB (printed circuit board), wherein three wiring terminals which are electrically connected are respectively arranged on one side face or the upper end and the lower end of the PCB, the three wiring terminals are respectively electrically connected with the three screw wiring terminals, and when the double-wiring-terminal seat is covered by the double-wiring-terminal housing, three screw wiring terminals are exposed out of the three screw inlets and outlets are arranged on the double-wiring-terminal housing.

2. The dual terminal assembly of claim 1, further comprising a dual dummy terminal housing.