CN201369414Y - Puncture type electric connector - Google Patents

Abstract

The utility model discloses a puncture type electric connector relates to electric connector technical field. The utility model discloses a set up the base in holding district, insulating main part, a conductive terminal for connecting circuit board, a line terminal for pricking the wire crust and being connected with the wire electricity, the line terminal sets up in insulating main part, insulating main part inserts the holding district of base, the hole of wearing that corresponds with the line terminal is seted up to the base, conductive terminal passes the hole of wearing of base and touches with the line terminal that corresponds and connect, the both sides of base are provided with the draw-in groove, the card is put on the draw-in groove and is used for the welding terminal of welding on the circuit board. Because the conductive terminal outside the base is welded on the circuit board, and the welding terminals clamped at the two sides of the base are also welded on the circuit board, the base is firmly connected with the circuit board, when the insulating main body is plugged, the base is uniformly stressed, and the base can be prevented from falling off from the circuit board.

Description

A piercing electrical connector

technical field

The utility model relates to the technical field of electrical connectors, in particular to a piercing type electrical connector.

Background technique

Existing piercing electrical connectors include a base with an accommodating area, an insulating body, a conductive terminal for connecting a circuit board, a connecting terminal for piercing the sheath of a wire and electrically connecting the wire, and the connecting terminal Installed on the insulating body, the insulating body is inserted into the accommodating area of the base, and the base is provided with penetration holes corresponding to the connection terminals, and the conductive terminals pass through the penetration holes of the base and contact the corresponding connection terminals. In the prior art, since only the conductive terminals outside the base are welded on the circuit board, when the insulating body is pulled out, the base is subjected to uneven force, which may cause the base to fall off from the circuit board.

Utility model content

The utility model provides a puncture type electric connector, the base of which is firmly connected with the circuit board, which can prevent the base from falling off from the circuit board.

A puncture-type electrical connector, comprising a base with an accommodating area, an insulating body, a conductive terminal for connecting a circuit board, a connecting terminal for piercing the sheath of a wire and electrically connecting the wire, the connecting terminal It is arranged on the insulating body, the insulating body is inserted into the accommodating area of the base, and the base is provided with penetration holes corresponding to the connection terminals, and the conductive terminals pass through the penetration holes of the base and contact the corresponding connection terminals. Both sides of the base are provided with card slots, and solder terminals for welding on the circuit board are clamped on the card slots.

Wherein, guide blocks are provided on both sides of the insulating body, guide grooves corresponding to the guide blocks are provided on both sides of the accommodating area, and the guide blocks are embedded in the guide grooves.

Wherein, the insulating main body is provided with a wire groove, and a clamping terminal for clamping the wire is formed on the wire groove, and the connecting wire terminal is embedded in the wire groove.

Wherein, the connection terminal includes a clamping part, a front clamping part and a rear clamping part connected in sequence, and the front clamping part and the rear clamping part are both provided with a U-shaped groove for piercing the outer skin of the wire. terminal contacts.

Wherein, the welding terminal is provided with a first locking tooth.

Wherein, the conductive terminal includes a welding part, a fixing part and an insertion part connected in sequence, the insertion part passes through the insertion hole of the base and contacts with the corresponding connection terminal, the base is provided with a fixing hole corresponding to the fixing part, and the fixing set in the fixing hole.

Wherein, the accommodating area is provided with a chute matching the insertion part of the conductive terminal, and the insertion part is arranged on the chute.

Wherein, both the fixing part and the insertion part are provided with second locking teeth.

Wherein, the bottom surface of the welding part is in the same plane as the bottom surface of the welding terminal.

Wherein, the number of conductive terminals and connection terminals are both 4.

It can be seen from the above technical solutions that the utility model includes a base with an accommodating area, an insulating body, a conductive terminal for connecting the circuit board, and a connecting terminal for piercing the outer skin of the wire and electrically connecting the wire. The connection terminals are arranged on the insulating body, the insulation body is inserted into the accommodating area of the base, the base is provided with penetration holes corresponding to the connection terminals, and the conductive terminals pass through the penetration holes of the base and connect with the corresponding connection terminals. Contact, the two sides of the base are provided with card slots, and the welding terminals used to be welded on the circuit board are clamped on the card slots; due to this technical solution, not only the conductive terminals outside the base are welded on the circuit board, but also the terminals of the base The welding terminals clamped on both sides are also welded on the circuit board, and the base is firmly connected to the circuit board. When the insulating main body is plugged in, the force on the base is uniform, which can prevent the base from falling off the circuit board.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the exploded schematic view of the utility model;

Fig. 3 is a structural schematic diagram of another perspective of the utility model;

Fig. 4 is an exploded schematic view of another perspective of the utility model;

Fig. 5 is the sectional view of AA in Fig. 1;

Fig. 6 is a structural schematic diagram of the utility model connecting terminal;

Fig. 7 is a structural schematic diagram of the conductive terminal and the welding terminal of the present invention.

Detailed ways

Please refer to Figures 1 to 7, the utility model will be described in detail below in conjunction with the accompanying drawings.

The utility model includes a base 10 provided with an accommodating area 17, an insulating body 11, a conductive terminal 12 for connecting a circuit board, a connection terminal 19 for piercing the outer skin of a wire and electrically connecting the wire, and the connection terminal 19 Set on the insulating body 11, the insulating body 11 is inserted into the accommodating area 17 of the base 10, the base 10 is provided with penetration holes 15 corresponding to the connection terminals 19, and the conductive terminals 12 pass through the penetration holes 15 of the base 10 And in contact with the corresponding connection terminals 19, the two sides of the base 10 are provided with a slot 14, and the slot 14 is clamped with a welding terminal 13 for welding on the circuit board.

Due to this technical solution, not only the conductive terminals 12 on the outside of the base 10 are welded on the circuit board, but also the welding terminals 13 clamped on both sides of the base 10 are also welded on the circuit board, so that the base 10 is firmly connected to the circuit board. When inserting the insulating main body 11, the force on the base 10 is uniform, which can prevent the base 10 from falling off from the circuit board.

In this embodiment, guide blocks 20 are provided on both sides of the insulating body 11 , guide grooves 18 corresponding to the guide blocks 20 are provided on both sides of the accommodating area 17 , and the guide blocks 20 are embedded in the guide grooves 18 . The guide block 20 is mated with the guide slot 18 , on the one hand, it can increase the stability when the insulating body 11 is pulled out, and on the other hand, the insulating body 11 can be tightly inserted into the accommodating area 17 .

In this embodiment, the insulating main body 11 is provided with a wire groove 21, and a clamping terminal 22 for clamping the wire is formed on the wire groove 21, and the connection terminal 19 is embedded in the wire groove 21; the connection terminal 19 includes clamping parts connected in sequence 31. The front clamping part 30 and the rear clamping part 29, both of the front clamping part 30 and the rear clamping part 29 are provided with a U-shaped groove for piercing the outer skin of the wire, and the clamping part 31 is in contact with the conductive terminal 12; The front clamping part 30 and the rear clamping part 29 can produce the effect of double insurance. The clamping portion 31 of this embodiment is composed of two elastic pieces facing each other, and the conductive terminal 12 can be inserted between the two elastic pieces, so that the contact is stable.

In this embodiment, the conductive terminal 12 includes a welding part 25, a fixing part 26 and a penetration part 27 connected in sequence. The penetration part 27 passes through the penetration hole 15 of the base 10 and contacts the corresponding connection terminal 19. The base 10 is provided with a fixing hole 23 corresponding to the fixing portion 26, and the fixing portion 26 is disposed in the fixing hole 23; the fixing portion 26 can ensure a stable connection between the conductive terminal 12 and the base 10. The accommodating area 17 is provided with a chute 16 matching the insertion portion 27 of the conductive terminal 12, and the insertion portion 27 is arranged on the chute 16; the chute 16 acts as a guide, making it easier for the insertion portion 27 to be inserted into the accommodating area 17 middle.

In this embodiment, the welding terminal 13 is provided with a first locking tooth 24 ; the first locking tooth 24 can ensure a stable connection between the welding terminal 13 and the base 10 . Both the fixing portion 26 and the insertion portion 27 are provided with second locking teeth 28 , which can ensure a stable connection between the conductive terminal 12 and the base 10 .

In this embodiment, the bottom surface of the welding portion 25 and the bottom surface of the welding terminal 13 are in the same plane, so that the welding portion 25 and the welding terminal 13 are fully welded to the circuit board.

In this embodiment, the number of conductive terminals 12 and connection terminals 19 are both 4, forming an electrical connector for connecting 4 wires. It should be noted that the number of conductive terminals 12 and connection terminals 19 of the present invention can be determined according to the number of connecting wires.

When using the utility model, at first the welding part 25 and the welding terminal 13 are welded on the circuit board, thereby fixing the base 10; The U-shaped groove of the front clamping part 30 and the rear clamping part 29, the U-shaped groove pierces the outer skin of the wire, so that the connecting terminal 19 is electrically connected to the wire; then insert the insulating body 11 into the accommodation area of the base 10 17 , make the conductive terminal 12 contact with the connection terminal 19 .

The above content is only a preferred embodiment of the present utility model. For those of ordinary skill in the art, according to the idea of the present utility model, there will be changes in the specific implementation and scope of application. The content of this specification should not be understood as Limitations on the Invention.

Claims (10)

1. puncture type electric connector, comprise the pedestal (10) that offers disposal area (17), insulating body (11), the conducting terminal (12) that is used for the connecting circuit plate, the line terminal (19) that is used to puncture wire sheath and is electrically connected with lead, line terminal (19) is arranged on the insulating body (11), insulating body (11) inserts the disposal area (17) of pedestal (10), pedestal (10) offers corresponding with line terminal (19) hole (15) that penetrates, conducting terminal (12) passes penetrating hole (15) and touching with corresponding line terminal (19) of pedestal (10), it is characterized in that, the both sides of pedestal (10) are provided with draw-in groove (14), are equipped with the solder terminal (13) that is used to be welded on the circuit board on the draw-in groove (14).

2. puncture type electric connector according to claim 1, it is characterized in that, described insulating body (11) both sides are provided with guide block (20), and the both sides of described disposal area (17) are provided with the guide groove (18) corresponding with guide block (20), and described guide block (20) embeds in the guide groove (18).

3. puncture type electric connector according to claim 1 is characterized in that, described insulating body (11) offers wire casing (21), forms the card line terminals (22) that is used to tighten lead on the wire casing (21), and described line terminal (19) embeds in the wire casing (21).

4. puncture type electric connector according to claim 1, it is characterized in that, described line terminal (19) comprises clamping part (31), preceding thread jamming part (30) and the back thread jamming part (29) that connects successively, preceding thread jamming part (30) and back thread jamming part (29) are provided with the U type groove that is used to puncture wire sheath, and clamping part (31) touches with described conducting terminal (12).

5. puncture type electric connector according to claim 1 is characterized in that, described solder terminal (13) is provided with first latch (24).

6. puncture type electric connector according to claim 1, it is characterized in that, described conducting terminal (12) comprises weld part (25), fixed part (26) and the penetration portions (27) that connects successively, penetration portions (27) is passed penetrating hole (15) and touching with corresponding line terminal (19) of pedestal (10), described pedestal (10) is provided with the fixing hole (23) corresponding with fixed part (26), and fixed part (26) is arranged in the fixing hole (23).

7. puncture type electric connector according to claim 6 is characterized in that, described disposal area (17) are provided with the chute (16) that mates with the penetration portions (27) of conducting terminal (12), and penetration portions (27) is arranged on the chute (16).

8. puncture type electric connector according to claim 6 is characterized in that, described fixed part (26) and penetration portions (27) are provided with second latch (28).

9. puncture type electric connector according to claim 6 is characterized in that, the bottom surface of the bottom surface of described weld part (25) and solder terminal (13) is in same plane.

10. according to any described puncture type electric connector of claim 1 to 9, it is characterized in that the quantity of described conducting terminal (12) and line terminal (19) is 4.

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