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Coil terminal and contactor with coil terminal

A technology of coil wiring and contactor, applied in relays, electromagnetic relays, detailed information of electromagnetic relays, etc., can solve problems such as inability to design and assemble foolproof structures, and achieve the effect of reducing the wiring pressure arm

Active Publication Date: 2017-02-01
XIAMEN HONGFA ELECTRICAL SAFETY & CONTROLS CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0008] 2. In order to be compatible with the matching body, the four kinds of card boards have the same structure as the body, and cannot be designed as a fool-proof structure for assembly, and the four different card boards and four different coil terminals need to be paired one by one. Once mixed, Customer will not be able to wire the coil using the terminals

Method used

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  • Coil terminal and contactor with coil terminal
  • Coil terminal and contactor with coil terminal
  • Coil terminal and contactor with coil terminal

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0039] see Figure 1 to Figure 8As shown, a coil terminal of the present invention, the coil terminal 1 has two lugs, the rear parts of the two lugs are connected, at least one of the two lugs is a screw connection part, and one of the lugs 11 It is used for quick-connect socket wiring, and the other lug 12 is used for screw 51 wiring. The outer edge of the lug 12 of the screw wiring part relative to the other lug is provided with a bending part 121 with a certain height upward. .

[0040] A contactor with coil terminals of the present invention comprises two coil terminals 1, a clamp 2, a body 3 and a base 4; the two coil terminals 1 have two lugs respectively, One of the lugs 11 is used for quick-connect socket wiring, and the other lug 12 is used for screw 51 wiring, which belongs to the wiring method of 1 screw connection + 1 quick-connect socket wiring; two lugs (that is, lug 11 , lugs 12) are connected in one body and extend backwards to form a mounting portion 13, the...

Embodiment 2

[0049] see Figure 9 to Figure 11 As shown, a contactor with a coil terminal of the present invention is different from Embodiment 1 in that the coil terminal 6 is different, but the card board is still the same, and the two connections of the coil terminal 6 Sheets 61 are all used for quick-connect socket wiring, and belong to two quick-connect socket wiring schemes. Since the quick-connect socket 62 is used, the coil terminal 6 does not need to be provided with a bending portion. After the card board 2 is matched with the coil terminal 6, the supporting part 22 of the card board 2 is only supported at the junction of the two lugs 61, and a space 63 for the quick-connect socket 62 is formed under the lugs 61 .

Embodiment 3

[0051] see Figure 12 to Figure 13 As shown, a contactor with a coil terminal of the present invention is different from Embodiment 1 in that the coil terminal 7 is different, but the card board is still the same, and the two connections of the coil terminal 7 Sheets 71 are used for screw connection and belong to two screw connection schemes. Since all screws 72 and matching tile pads 53 are used, the coil terminal 7 must be provided with two bending parts 711. The supporting portion 22 of the card board 2 is supported at the junction of the two lugs 71 .

[0052] It can be seen from the above three embodiments that whether it is 2 quick-connect socket wiring, or 2 screw wiring, or 1 screw wiring + 1 quick-connect socket wiring (position exchange), the same method is adopted. Card board 2.

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PUM

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Abstract

The invention discloses a coil wiring terminal and a contactor with coil wiring terminals. The contactor comprises the coil wiring terminals, a clamping plate and a body, wherein each coil wiring terminal is provided with two lug plates, the rear portions of the two lug plates of each coil wiring terminal are connected, the clamping plate is provided with at least two supporting parts, the supporting parts correspondingly support the corresponding coil wiring terminals respectively, and receding of a quick-connecting plug sleeve is achieved; in all coil wiring terminals, at least one of the two lug plates of at least one coil wiring terminal serves as a screw wiring part, and a bent part which extends upwards by a certain distance is arranged on the edge of the outer side of the other lug plate opposite to the lug plate serving as the screw wiring part and is used for preventing a slip mat from rotating when a slip mat screw is locked. According to the coil wiring terminal and the contactor with the coil wiring terminals, through the matched improvement on the structure of the clamping plate and the coil wiring terminal, the same clamping plate can be shared by two different coil wiring terminals which are used for quick plug sleeve wiring and screw wiring respectively; the coil wiring terminal and the contactor with the coil wiring terminals have the advantages that parts are easy to machine, the assembly universality is high, automation can be achieved easily, and cost is low.

Description

technical field [0001] The invention relates to a contactor, in particular to a coil terminal and a contactor with a coil terminal. Background technique [0002] The contactor is an electrical appliance used to frequently switch on and off the AC and DC main circuits and large-capacity control circuits over a long distance. Its main control object is the motor, and it can also control other circuit loads such as electric heating, lighting, welding machines, capacitor banks, etc. Most customers generally have the following two wiring requirements for the control loop coil terminal of the contactor: one is to realize two quick-connect socket wiring at the same time, and the other is to realize one screw connection + one quick-connect socket at the same time Set of wires. [0003] Due to the force applied downward when screw wiring, the existing coil terminal needs to meet the standard quick-connect socket wiring requirements, and the thickness is relatively thin, only 0.8mm ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H01H50/44H01H50/14
CPCH01H50/443
Inventor 黄仁灿张协利满金
Owner XIAMEN HONGFA ELECTRICAL SAFETY & CONTROLS CO LTD
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