Quick puncture type board-to-wire connector

Abstract

The utility model discloses a quick puncture type board-to-wire connector, which comprises a connector rubber shell, a metal terminal and a turnover clamping seat, the metal terminal is arranged in a terminal insertion groove, the tail end of the metal terminal is provided with a wire breaking thorn, the turnover clamping seat is rotatably connected with the connector rubber shell, and the turnover clamping seat is provided with a wire insertion groove, a puncture hole and a buckle. According to the utility model, the puncturing type terminals are adopted, when the overturning clamping seat is overturned downwards to be closed with the connector rubber shell, the wire breaking thorns of the metal terminals can penetrate through the puncturing holes of the overturning clamping seat to puncture the outer skin of the electric wire, so that the metal terminals and the electric wire can be quickly and conductively connected without riveting wires and welding wires, and when the overturning clamping seat is opened, the metal terminals can be quickly and electrically connected with the electric wire. According to the utility model, the structure is novel, the design is reasonable, the installation and disassembly of the connector and the electric wire are facilitated, the wiring efficiency is greatly improved, the maintenance is more convenient, the electric wire can be cut at will, peeling is not needed, and the conductive effect that the electric wire can be cut and connected at the same time can be realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to connector technical field more specifically, is related to a kind of quick puncture formula board-to-wire connector. BACKGROUND

[0002] The board-to-wire connector is a kind of connector that connects wire to PCB board, which is widely used in lamps, sound boxes, medical equipment, industrial automation and other products or equipment. Among them, the existing board-to-wire connector generally includes a connector shell and a metal terminal, each metal terminal is installed in the terminal insertion slot of the connector shell, when the board-to-wire connector is connected with the wire, the metal terminal needs to be riveted or welded with the wire, however, these two wiring methods have the following problems: 1, the wire needs to be peeled off before the inner core material can be contacted with the metal terminal, which increases the assembly steps and time of the connector, and reduces the assembly efficiency; 2, when the wire is riveted or welded with the metal terminal, the wire is fixed and cannot be easily disassembled, making it inconvenient to replace the wire later; 3, it cannot realize the conductive effect of connecting the wire with the wire as it is cut. SUMMARY

[0003] The utility model aims at overcoming the above-mentioned defects in the prior art, providing a quick puncture formula board-to-wire connector with novel structure, reasonable design, puncture formula terminal, convenient installation and disassembly of connector and wire, arbitrary cutting and no need to peel off the wire, and realizing the conductive effect of connecting the wire with the wire as it is cut.

[0004] To achieve the above object, the utility model provides a kind of quick puncture formula board-to-wire connector, including connector shell, metal terminal and turnover card seat, the inside of the connector shell is provided with at least two terminal insertion slots arranged along the length direction of the connector shell, the head end face of the connector shell is provided with at least two butt joint insertion holes corresponding to each terminal insertion slot, each metal terminal is installed in each corresponding terminal insertion slot, the tail end of each metal terminal is respectively extended to the outside of the connector shell at the tail end of the connector shell, the tail end of each metal terminal is respectively provided with wire puncture, the head end of the turnover card seat is rotatably connected with the connector shell, the turnover card seat can be turned up and down relative to the connector shell, the inside of the turnover card seat is provided with at least two wire insertion grooves for wire insertion, the inlet of each wire insertion groove is arranged on the tail end face of the turnover card seat, the bottom of the turnover card seat is provided with at least two puncture holes corresponding to each wire insertion groove, and the puncture holes can be inserted into the wire puncture of the metal terminal, the left and right sides of the bottom of the turnover card seat are respectively provided with buckles for clamping with the connector shell.

[0005] As preferred, each metal terminal is provided with two wire punctures, and each wire puncture is triangular.

[0006] As preferred, the head end of each metal terminal is provided with a contact head bent into a triangular structure, the bottom of the contact head abutting against the upper surface of the metal terminal.

[0007] As preferred, the lower surface of the head end of each metal terminal is respectively provided with a retreat-stop undercut, the bottom of the head end of the connector rubber shell is provided with an undercut clamping hole, and the retreat-stop undercut is clamped in the corresponding undercut clamping hole.

[0008] As preferred, the left and right sides of the connector rubber shell are respectively provided with rotating shafts, the head end of the flip clamping seat is respectively provided with connecting pieces on the left and right sides, rotating shaft holes are respectively arranged on the two connecting pieces, and the rotating shafts of the connector rubber shell are movably installed in the rotating shaft holes of the connecting pieces, so that the flip clamping seat and the connector rubber shell are rotationally connected.

[0009] As preferred, the tail end of the flip clamping seat is provided with a pressing block.

[0010] As preferred, the cross-sectional shape of the connector rubber shell is arranged in an L shape.

[0011] As preferred, the top of the head end of the connector rubber shell is provided with two limiting blocks arranged along the length direction of the connector rubber shell.

[0012] As preferred, the top of the head end of the connector rubber shell is provided with a boss between the two limiting blocks.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] The utility model discloses a piercing type terminal, when the flip clamping seat is downwardly flipped and closed with the connector rubber shell, the broken line of the metal terminal can pierce the outer skin of the electric wire installed in the wire slot of the flip clamping seat through the puncture hole of the flip clamping seat, so that the metal terminal and the electric wire are quickly connected in conduction, without riveting and welding, and when the flip clamping seat is opened, the electric wire can be quickly separated from the metal terminal, the utility model has novel structure, reasonable design, and the installation and dismounting of the connector and the electric wire are convenient, the wiring efficiency is greatly improved, the maintenance is more convenient, the electric wire can be cut at will, without peeling, and the conduction effect of cutting and connecting at will can be realized. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without paying creative labor.

[0016] Figure 1 is a structure diagram of the first quick piercing type plate-to-wire connector provided by the embodiment of the present application Figure 1 ;

[0017] Figure 2 is a structure diagram of the first quick piercing type plate-to-wire connector provided by the embodiment of the present application Figure 2 ;

[0018] Figure 3 is a structure diagram of the first quick piercing type plate-to-wire connector in an open state provided by the embodiment of the present application

[0019] Figure 4 is a structure diagram of the metal terminal provided by the embodiment of the present application

[0020] Figure 5 is a structure diagram of the turnover card seat provided by the embodiment of the present application

[0021] Figure 6 is an exploded view of the second quick piercing type plate-to-wire connector provided by the embodiment of the present application. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] Please refer to Figure 1 and Figure 2 The embodiments of the present application provide a quick piercing type plate-to-wire connector, which comprises a connector rubber shell 1, a metal terminal 2 and a turnover card seat 3 and the like components. The components of the present embodiment will be described in detail below in combination with the drawings.

[0024] As shown in Figures 1 to 3 , the cross-sectional shape of the connector rubber shell 1 can be preferably set as L-shaped. The rear end of the connector rubber shell 1 is provided with an extended part. Two terminal insertion grooves 11 are arranged along the length direction of the connector rubber shell 1 in the interior of the connector rubber shell 1. Two butt joint jacks 12 are arranged on the head end face of the connector rubber shell 1, which are communicated with the respective corresponding terminal insertion grooves 11. The left and right sides of the connector rubber shell 1 are respectively provided with a rotating shaft 14.

[0025] As shown in Figure 3 and Figure 4As shown, there can be two metal terminals 2, each metal terminal 2 is installed in its corresponding terminal insertion slot 11, and the tail end of each metal terminal 2 extends out of the connector housing 1. Each metal terminal 2 has a wire-breaking barb 21 formed by bending a part of its tail end.

[0026] Preferably, each metal terminal 2 has two wire-piercing spikes 21, and each wire-piercing spike 21 can be arranged in a triangular shape, which is conducive to the wire-piercing spike 21 piercing the outer sheath of the wire.

[0027] like Figure 4 As shown, each metal terminal 2 has a contact head 22 bent into a triangular structure at its head end. The contact head 22 can be bent backward and upward first, then bent downward and forward at an angle, and finally bent forward horizontally. The bottom of the contact head 22 abuts against the upper surface of the metal terminal 2. In this embodiment, the contact head 22 has the advantages of being less prone to deformation and having improved resilience.

[0028] like Figure 2 and Figure 4 As shown, each metal terminal 2 can also be provided with a stamped anti-reverse buckle 23 on the lower surface of its head end. Correspondingly, the bottom of the head end of the connector housing 1 can be provided with a buckle hole 13. The anti-reverse buckle 23 can be locked in the corresponding buckle hole 13, which can prevent the metal terminal 2 from detaching from the connector housing 1.

[0029] like Figure 3 and Figure 5 As shown, the interior of the flip card holder 3 is provided with two insertion slots 31 for inserting power supply wires 4. The entrance of each insertion slot 31 is located on the end face of the tail end of the flip card holder 3, and the other end of each insertion slot 31 is closed. The bottom of the flip card holder 3 is provided with two piercing holes 32 that connect to the corresponding insertion slots 31 and allow the wire-piercing piercing 21 of the metal terminal 2 to be inserted. The left and right sides of the bottom of the flip card holder 3 are respectively provided with buckles 33 for engaging with the connector housing 1. The left and right sides of the head end of the flip card holder 3 are respectively provided with connecting pieces 34, and the two connecting pieces 34 are respectively provided with pivot holes 35.

[0030] When the flip-type bracket 3 is assembled with the connector housing 1, the rotating shaft 14 of the connector housing 1 is movably installed in the rotating shaft hole 35 of the connecting piece 34, thereby enabling the flip-type bracket 3 and the connector housing 1 to be rotatably connected, and the flip-type bracket 3 can be flipped up and down relative to the connector housing 1.

[0031] like Figure 1 and Figure 5 As shown, in order to facilitate the user to press the flip card holder 3, a pressing block 36 extending backward can also be provided on the end face of the tail end of the flip card holder 3.

[0032] As Figure 1 shown, preferably, the head end top of the connector rubber shell 1 can also be provided with two limiting blocks 15 arranged along the length direction of the connector rubber shell 1, and the head end top of the connector rubber shell 1 can also be provided with a boss 16 located between the two limiting blocks.

[0033] The working principle of the utility model is as follows:

[0034] As Figures 1 to 3 shown, when the turnover seat 3 is opened, the user can insert the wire 4 into the wire insertion slot 31 of the turnover seat 3, and then the user can press the turnover seat 3, when the turnover seat 3 is turned down and closed with the connector rubber shell 1, the buckle 33 of the turnover seat 3 can be positioned with the connector rubber shell 1, and the broken wire needle 21 of the metal terminal 2 can pierce the outer skin of the wire 4 installed in the wire insertion slot 31 of the turnover seat 3 through the piercing hole 32 of the turnover seat 3, so that the metal terminal 2 and the wire 4 realize quick conductive connection, and this process does not need riveting and welding.

[0035] When the turnover seat 3 is opened again, the wire 4 can be quickly separated from the metal terminal 2.

[0036] It should be noted that, in addition to two, the metal terminal 2 of the connector can also be provided with four (see Figure 6 ) or more, and correspondingly, the number of the terminal insertion slot 11 and the mating jack 12 of the connector rubber shell 1, and the wire insertion slot 31 and the piercing hole 32 of the turnover seat 3 can also be adaptively increased or decreased, which is not limited to the embodiment.

[0037] In summary, the utility model has novel structure and reasonable design, adopts the piercing type terminal, facilitates the installation and disassembly of the connector and the wire, greatly improves the wiring efficiency, and is more convenient for maintenance, the wire can be cut arbitrarily, does not need to be peeled, and can realize the conductive effect of cutting and connecting at the same time.

[0038] The above embodiment is the preferred implementation manner of the utility model, but the implementation manner of the utility model is not limited by the above embodiment, and any change, modification, replacement, combination and simplification made without departing from the spirit and principle of the utility model should be equivalent replacement manner, and all are included in the protection scope of the utility model.

Claims

1. A quick-piercing board-to-wire connector, characterized in that: The connector housing includes a connector housing, metal terminals, and a flip-type retainer. The connector housing has at least two terminal insertion slots arranged along its length. The head end of the connector housing has at least two mating holes connecting to their respective terminal insertion slots. Each metal terminal is installed in its corresponding terminal insertion slot. The tail end of each metal terminal extends beyond the connector housing from its tail end. Each metal terminal's tail end has a piercing burr. The head end of the flip-type retainer is rotatably connected to the connector housing. The flip-type retainer can flip up and down relative to the connector housing. The flip-type retainer has at least two insertion slots for power lines. The entrance to each insertion slot is located on the tail end of the flip-type retainer. The bottom of the flip-type retainer has at least two piercing holes connecting to their respective insertion slots and allowing the piercing burrs of the metal terminals to be inserted. The left and right sides of the bottom of the flip-type retainer have latches for engaging with the connector housing.

2. The quick-piercing board-to-wire connector according to claim 1, characterized in that: Each metal terminal has two wire-breaking spikes, and each wire-breaking spike is arranged in a triangular shape.

3. The quick-piercing board-to-wire connector according to claim 1, characterized in that: Each metal terminal has a contact head bent into a triangular structure at its head end, and the bottom of the contact head abuts against the upper surface of the metal terminal.

4. The quick-piercing board-to-wire connector according to claim 1, characterized in that: Each metal terminal has a backstop buckle on its lower surface and the connector housing has a buckle hole at the bottom of its head. The backstop buckle is engaged in the corresponding buckle hole.

5. The quick-piercing board-to-wire connector according to claim 1, characterized in that: The connector housing has a rotating shaft on its left and right sides, and the flip card holder has connecting pieces on its left and right sides at its head end. The two connecting pieces have rotating shaft holes. The rotating shaft of the connector housing is movably installed in the rotating shaft hole of the connecting piece, thereby enabling the flip card holder and the connector housing to be rotatably connected.

6. The quick-piercing board-to-wire connector according to claim 1, characterized in that: A pressing block is provided on the end face of the rear end of the flip card holder.

7. The quick-piercing board-to-wire connector according to claim 1, characterized in that: The connector housing has an L-shaped cross-section.

8. The quick-piercing board-to-wire connector according to claim 1, characterized in that: The connector housing has two limiting blocks at the top of its head end, arranged along the length of the connector housing.

9. The quick-piercing board-to-wire connector according to claim 8, characterized in that: The connector housing has a boss located between two limiting blocks at the top of its head end.

Images