CN2591788Y

CN2591788Y - Line connector structure

Info

Publication number: CN2591788Y
Application number: CN 02295581
Authority: CN
Inventors: 林三祐; 张秀丽
Original assignee: Advanced Connectek Shenzhen Ltd
Current assignee: Advanced Connectek Shenzhen Ltd
Priority date: 2002-12-31
Filing date: 2002-12-31
Publication date: 2003-12-10
Anticipated expiration: 2012-12-31

Abstract

The utility model discloses a wire connector structure, particularly the wire connector structure with the function of high-speed wire fixture. The utility model utilizes the design that a terminal arranged in a connector has the function of a puncture end so that a cable and the terminal can be quickly connected, and the puncture end of the terminal penetrates through a plastic cement outer coating of the terminal so as to be contacted with a core wire so as to achieve the action of signal transmission. Simultaneously, a master seat terminal is designed into specifications which accord with the processes of SMT, and therefore, the utility model is suitable for new technology.

Description

Wire connector structure

Technical Field

The present invention relates to a connector structure, and more particularly to a connector which can position and engage a cable quickly and accurately when assembled.

Background

With the rapid development of electronic products, electrical connectors have become a very important component, and the electronic products can obtain stable signal transmission by using the communication function provided by the connectors. Especially, the connector inside the mobile phone must be developed to be matched with the connector with a micro structure in order to adapt to the lighter and lighter structure of the mobile phone. In addition to the miniaturization, the electrical connector must provide a more stable transmission function to provide a faster signal transmission function.

An electrical connector used as a Speaker (Speaker) in a mobile phone is a wire-to-board connector, in which a cable is inserted and fixed to the connector by using terminals, and the technology disclosed in US 6,217,396 patent (see fig. 1) utilizes an insulating body having a plurality of hollow channels to receive and hold the internal terminals, each terminal is U-shaped, and a reed part fixed on the corresponding channel is provided on the terminal. A joint part is connected to the reed part through the U-shaped terminal bending part, and part of the joint part extends out of the body to be jointed with the electronic device. The U-shaped terminal bending part is provided with an opening, and a lead provided with a wire core passes through the opening to extend out and be fixed on the reed part. The joint part extends to form a free end with a protruding block, and the protruding block is accommodated and kept in a groove arranged on the side wall of the corresponding channel to pre-press the joint part. The design is only a structural design for clamping the cable on the terminal, and the cable needs to be conducted by other connection modes. The design only considers the clamping of the cable, does not consider the quick conduction structure of the cable, and needs to additionally design a joint part and an additional component for conducting the cable, so that the manufacturing and assembling procedures are too complicated, and the miniaturization design of the wire-to-board connector is not facilitated.

Disclosure of Invention

Therefore, the present invention is directed to a cable connector with a quick-connect cable, which connects the cable by using a puncture-type fixing means (IDC) to miniaturize the design of the cable connector and simultaneously conduct the signal transmission function.

The utility model discloses a time an aim at provides a line connector with public female seat connection function, this connector utilize the contact of the terminal on the public female seat to make the telecommunication switch on, design into the standard that accords with the SMT processing procedure with the terminal on the female seat simultaneously, reach can with the compatible specification of new-type cell-phone design.

In order to achieve the above object, the present invention has the structural features: the wire connector mainly comprises a male seat shell for connecting a wire cable and a female seat shell for sleeving, wherein the male seat shell is provided with a first connecting hole;

the male seat shell is provided with a plurality of clamping terminals for clamping the cable, the clamping terminals are provided with clamping parts and guide connection parts, the clamping parts can clamp the cable, and the clamping end faces of the clamping parts can puncture the outer coating of the cable and contact the core of the cable; the guide connection part is two parallel contact pieces, and the contact pieces are provided with protruding card contact salient points so as to be in contact with the terminals of the female seat shell;

the female seat shell is provided with a contact terminal and a grounding terminal, wherein the contact terminal is fixed in a channel in the insulating seat body, the long end of the contact terminal is a contact part and is used for being contacted with the terminal of the male seat shell, and the other short end of the contact terminal is used as a welding part and can be welded and fixed with a PCB; the grounding terminals are embedded and fixed at two sides of the female seat shell and are welded and fixed with the PCB board so as to eliminate the electric wave interference and provide stable telecommunication quality.

In order to make the above objects and structural features of the present invention more apparent to those skilled in the art, the present invention is described in detail in the best mode with reference to the accompanying drawings.

Drawings

Fig. 1 is a perspective view of an electrical connector of the prior art US 6,217,396 patent.

Fig. 2 is a schematic exploded perspective view of an embodiment of the present invention.

Fig. 3 is a perspective combination diagram of the embodiment of the present invention.

Fig. 4 is a perspective view of another embodiment of the present invention.

Fig. 5 is a perspective view of another perspective view of the male seat according to an embodiment of the present invention.

Fig. 6 is an exploded perspective view of a male seat according to an embodiment of the present invention.

Fig. 7 is an exploded perspective view of the female seat according to the embodiment of the present invention.

Detailed Description

Referring to fig. 2 to 7, the wire connector 1 of the wire connector structure of the present invention mainly comprises a male housing 10, a female housing 20 and a terminal set; wherein,

the male housing 10 is engaged with the concave groove 211 on the inner side wall of the central concave 21 of the female housing 20 by the convex rib 13 on the side edge, and the convex rib 13 and the concave groove 211 are sleeved with each other, so that the male housing 10 and the female housing 20 can be joined into a wire connector 1. The shape of the male housing 10 is a substantially rectangular structure, the top surface of the male housing is provided with an upper groove 11 which extends downward, the side wall of the upper groove 11 is provided with a concave part 111 for positioning the clamping part 31 of the clamping terminal 30, the upper groove 11 is a unidirectional channel, the bottom of the channel close to the closed end is provided with a partial area which is communicated with the lower groove 12, and the through part is used for placing the clamping part 31 of the clamping terminal 30; the male seat shell 10 is provided with a convex rib 13 on both sides, and a stopping rib 131 perpendicular to the convex rib 13 is arranged at the rear section of the convex rib 13, the stopping rib 131 has a positioning function, and the male seat shell 10 can be abutted against the edge end of the female seat shell 20 when being sleeved into the female seat shell 20, so that the male seat shell 10 is positioned; the bottom of the male housing 10 is provided with a lower groove 12, the lower groove 12 is also a one-way channel, the opening 12 is a tapered funnel shape, the rear section of the lower channel 12 is a thin groove 122, the middle section of the lower channel 12 is a square groove 123 for positioning the guiding part 35 of the clamping terminal 30.

The shape of the female housing 20 is also a rectangle structure, a central concave portion 21 is provided on the female housing 20 for the male housing 10 to be inserted, the bottom of the central concave portion 21 is provided with a placement channel 212 of the contact terminal 40, the placement channel 212 is matched with the lower groove 12 of the male housing 10, the two are located on the same center line, the placement channel 212 penetrates the rear housing of the female housing 20 (according to the arrow direction) and is communicated with the vertical slot 24 at the rear end; the side wall of the central concave part 21 is provided with a groove 211 for the protruding rib 13 of the male seat shell 10 to sleeve, the rear end surface of the female seat shell 20 is provided with a vertical slot 24 for the contact terminal 40 to insert, and a stopping part (not shown in the figure) is arranged in the vertical slot 24 for the contact terminal 40 to be clamped; the housing on both sides of the central recess 21 is provided with a slot 23 for inserting the ground terminal 50, the slot 23 is also a vertical slot, a stop portion (not shown) is also provided in the vertical slot for clamping the ground terminal 50, for facilitating the demolding during the injection molding, a slot 25 is provided on the side of the female housing 20, the slot 25 is communicated with the slot 23.

The terminal set includes a locking terminal 30 disposed on the male housing 10, a contact terminal 40 disposed on the female housing 20, and a ground terminal 50. The clamping terminal 30 is a U-shaped member as a main body, the U-shaped member forms a clamping portion 31, the two parallel ends of the U-shaped member are used as clamping jaws 32 of the cable 60, the clamping jaws 32 use a middle opening 321 as an insertion end of the cable 60, upper end surfaces formed at two sides of the middle opening 321 are guiding portions 322 inclined inwards, a protruding clamping convex portion 323 is arranged at the uppermost end of the side edge of the middle opening 321 as a tool for puncturing the cable 60, and it should be particularly noted that the width of the middle opening 321 is far smaller than the diameter of the cable 60, even smaller than the diameter of a core in the cable 60, so that the clamping jaws 32 can contact the core after puncturing the cable 60. Parallel portions 33 extending perpendicularly to the clamping jaws 32 are provided on one side of the U-shaped member, contact pieces 34 extending downward are provided on the parallel portions 33, the contact pieces 34 are formed by bending inward from the lower ends of the parallel portions 33 and forming parallel pieces having a small distance, snap projections 341 are provided on the contact pieces 34, the distance between the snap projections 341 is further reduced to facilitate contact with the contact terminals 40 on the female housing 20, and the parallel portions 33 and the contact pieces 34 constitute a guide portion 35. The contact terminal 40 installed on the female housing 20 is composed of a contact portion 41 and a welding portion 46, wherein the contact portion 41 is composed of a long strip 42 and a short strip 43 which are parallel, the long strip 42 and the short strip 43 are connected by a connecting portion 45, the long strip 42 is used as the contact portion 41 which is contacted with the conducting portion 35 of the clamping terminal 30 installed on the male housing 10, opposite buckling portions 44 are installed on the middle section of the long strip 42 and the end section of the short strip 43, the buckling portions 44 can be buckled with the stopping portion in the vertical slot 24 on the female housing 20, so that the contact terminal 40 can be fixed on the female housing 20; the welding portion 46 extends in the opposite direction above the short bar 43.

The ground terminal 50 provided in the female housing 20 has a U-shape formed by connecting two parallel pieces by a connecting portion 51, wherein the upper parallel piece 52 is a ground piece, and opposite engaging portions 54 are provided on inward sides of the upper parallel piece 52 and the lower parallel piece 53, and these engaging portions 54 are engageable with stoppers in the insertion groove 23 of the female housing 20.

The utility model discloses an assembly method is for putting into the terminal of terminal group respectively in the slotted hole of predetermineeing of public seat casing 10 and female seat casing 20 earlier. Wherein, the fastening terminal 30 is fixed in the upper groove 11 and the lower groove 12 of the male housing 10; the contact terminal 40 and the grounding terminal 50 are fixed in the vertical slot 24 and the slot 23 on the female socket shell 20; then the cable 60 is directly pressed into the upper groove 11 of the male housing 10, and the cable 60 is fixed in the fixing terminal 30 by the design that the width of the clamping part 31 of the fixing terminal 30 is smaller than the width of the cable 60, and at this time, the clamping pincers 32 of the fixing terminal 30 will pierce the outer cover of the cable 60 and contact the core of the cable 60. The female housing 20 is fixed to the PCB, and the soldering portion 42 of the contact terminal 40 and the ground pad of the ground terminal 50 are connected to the PCB by SMT. After the male housing 10 and the female housing 20 are assembled, they are sleeved to form a combination in a use state, i.e. the assembly of the wire connector 1 is completed.

In the structural design of the present invention, there are a plurality of technical features to be explained: 1. the cable 60 is fixed by the design of the clamping pliers 32 in a way of piercing the outer coating of the cable, so as to achieve a stable fixing effect. 2. By using the special design of the fixing terminal 30, it can contact with the cable 60 and the contact terminal 40 at the same time to form an electrically conductive element. 3. By tightly contacting the locking terminal 30 and the contact terminal 40, the male housing 10 and the female housing 20 can be firmly combined.

It can be seen from the above description that the present invention utilizes a new structural design to make the wire connector have better function than the previous similar products, and improve the disadvantages of the existing products. The utility model discloses a structure implementation way is for the convenience explains the utility model discloses to not be used for limiting the utility model discloses a scope, all with the help of the utility model discloses a description and know this technique, the modification of doing is not breaking away from the utility model discloses an during the spirit, all should regard as the utility model discloses a similar structure, do the technical scheme scope covers.

Claims

1. A wire connector construction characterized by: the connector is mainly composed of a male housing for connecting cables and a female housing for sleeving, wherein: the male seat shell is provided with a plurality of clamping terminals for clamping the cable, the clamping terminals are provided with clamping parts and guide connection parts, the clamping parts can clamp the cable, and the clamping end faces of the clamping parts can puncture the outer coating of the cable and contact the core of the cable; the guide connection part is two parallel contact pieces, and the contact pieces are provided with protruding card contact salient points which are contacted with the terminals of the female seat shell; the female seat shell is provided with a contact terminal and a grounding terminal, wherein the contact terminal is fixed in a channel in the insulating seat body, the long end of the contact terminal is a contact part which is mutually contacted with the terminal of the male seat shell, and the other short end of the contact terminal is used as a welding part and can be welded and fixed with a PCB; the grounding terminal is embedded and fixed at two sides of the female seat shell and is welded and fixed with the PCB.

2. The wire connector configuration according to claim 1, characterized in that: the male housing is engaged with the concave groove of the concave portion of the female housing by the convex rib on the side edge, and the male housing and the female housing are connected by the mutual sleeve joint, so as to form a wire connector.

3. The wire connector configuration according to claim 1, characterized in that: the top surface of the male seat shell is provided with an upper groove which extends downwards, and the side wall of the upper groove is provided with a concave part.

4. The wire connector configuration according to claim 1, characterized in that: the upper groove is a one-way type groove channel, and a partial area at the bottom of the groove channel close to the closed end is communicated with the lower groove.

5. The wire connector configuration according to claim 2, characterized in that: the back section of the convex rib is provided with a stop rib which is vertical to the convex rib.

6. The wire connector configuration according to claim 1, characterized in that: the bottom of the male seat shell is provided with a lower groove which is also a one-way channel, the opening part of the lower groove is in a gradually reduced funnel shape, the rear section of the lower channel is a fine groove, and the middle section of the lower channel is a square channel.

7. The wire connector configuration according to claim 2, characterized in that: the bottom of the central concave part is provided with a placing channel which penetrates through the rear shell of the female seat shell and is communicated with the vertical slot at the rear end.

8. The wire connector configuration according to claim 1, characterized in that: the rear end face of the female seat shell is provided with a vertical slot for inserting the contact terminal, and a stopping part is arranged in the vertical slot.

9. The wire connector configuration according to claim 1, characterized in that: the shell body at two sides of the central concave part of the female seat shell body is provided with a slot for inserting the grounding terminal, the slot is also a vertical slot, and a stopping part is also arranged in the vertical slot.

10. The wire connector configuration according to claim 1, characterized in that: the side of the female seat shell is provided with a slot which is communicated with the slot.

11. The wire connector configuration according to claim 1, characterized in that: the clamping terminal takes a U-shaped component as a main body, the U-shaped component forms a clamping part, the two parallel ends of the U-shaped component are taken as clamping pincers of the cable, and the clamping pincers take a middle opening part as an insertion end of the cable.

12. The wire connector configuration according to claim 11, characterized in that: the upper end surfaces formed on both sides of the middle opening part are guiding parts which are inclined inwards, and the uppermost end of the side edge of the middle opening part is provided with a protruding clamping convex part.

13. The wire connector configuration according to claim 11, characterized in that: the width of the middle opening part is far smaller than the diameter of the cable, even smaller than the diameter of the wire core in the cable.

14. The wire connector configuration according to claim 1, characterized in that: parallel parts extending perpendicularly to the clamping pincers are arranged on one side edge of the U-shaped component of the clamping and fixing terminal, contact pieces extending downwards are arranged on the parallel parts, the contact pieces are formed by inwards bending and contracting the lower ends of the parallel parts and form parallel pieces with smaller distance and width, and clamping and fixing convex points are arranged on the contact pieces.

15. The wire connector configuration according to claim 14, characterized in that: the distance between the two card contact salient points is further reduced so as to be convenient for contacting with the contact terminal on the female seat shell.

16. The wire connector configuration according to claim 1, characterized in that: the contact terminal arranged on the female seat shell consists of a contact part and a welding part, wherein the contact part consists of a long strip body and a short strip body which are parallel, and the long strip body and the short strip body are connected by a connecting part.

17. The wire connector configuration according to claim 16, characterized in that: the middle section of the long strip body and the tail section of the short strip body are provided with opposite buckling parts.

18. The wire connector configuration according to claim 16, characterized in that: the welding part is formed by extending reversely above the short strip body.

19. The wire connector configuration according to claim 1, characterized in that: the grounding terminal arranged on the female seat shell is in a U shape formed by connecting two parallel sheets by a connecting part, wherein the upper parallel sheet is used as a grounding sheet, and opposite buckling parts are arranged on the inward sides of the upper parallel sheet and the lower parallel sheet.