CN112086775A

CN112086775A - Cable connector

Info

Publication number: CN112086775A
Application number: CN202011136063.1A
Authority: CN
Inventors: 刘运祥; 曾建科
Original assignee: Amphenol Commercial Products Chengdu Co Ltd
Current assignee: Amphenol Commercial Products Chengdu Co Ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2020-12-15
Also published as: CN216389742U; CN114389113A

Abstract

The invention discloses a cable connector, which comprises a first shell, wherein a plurality of conductive elastic sheets are arranged in the first shell, the conductive elastic sheets are fixed on a plastic fixing sheet formed by injection molding, and a cable is welded with the tail parts of the conductive elastic sheets; the cable passes through the shielding piece to be fixed on the plastic stationary blade, is provided with a plurality of spacing grooves on the shielding piece, is provided with a cable in every spacing groove, and the cable is outer through the encapsulation of second casing, and the second casing is fixed on first casing through the secondary is moulded plastics. This scheme is through with cable lug weld on the stitch of connector, saves middle PCB bridging, reaches the purpose of practicing thrift the cost, can effectively improve signal transmission performance simultaneously.

Description

Cable connector

Technical Field

The invention relates to the technical field of connectors, in particular to a cable connector.

Background

The cable connector is mainly suitable for signal transmission between internal connection and distribution frame of transmission equipment and various digital program controlled switches and photoelectric transmission equipment, and is used for transmitting data, audio frequency, video and other communication equipment. The existing connector often needs to connect a multi-strand cable, but the existing technology is to bridge the connector and the cable through an intermediate PCB, resulting in poor signal transmission effect.

Disclosure of Invention

In view of the above-mentioned deficiencies of the prior art, the present invention provides a cable connector with good signal transmission effect.

In order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows:

providing a cable connector, which comprises a first shell, wherein a plurality of conductive elastic sheets are arranged in the first shell, the conductive elastic sheets are fixed on a plastic fixing sheet formed by injection molding, and a cable is welded with the tail parts of the conductive elastic sheets; the cable passes through the shielding piece to be fixed on the plastic stationary blade, is provided with a plurality of spacing grooves on the shielding piece, is provided with a cable in every spacing groove, and the cable is outer through the encapsulation of second casing, and the second casing is fixed on first casing through the secondary is moulded plastics.

The invention has the beneficial effects that: this scheme is through with cable lug weld on the stitch of connector, saves middle PCB bridging, reaches the purpose of practicing thrift the cost, can effectively improve signal transmission performance simultaneously. The plastic fixing piece divides apart every cable to fix every cable through the shielding piece, make the solder joint between cable and the electrically conductive shell fragment enough stable, long service life provides good signal transmission performance.

Drawings

Fig. 1 is an exploded view of a cable connector.

Fig. 2 is a perspective view of the cable connector.

Fig. 3 is a connection structure diagram of the cable and the conductive elastic sheet.

Fig. 4 is a structural view of the shield plate.

Fig. 5 is a connection structure diagram of the cable and the conductive elastic sheet.

Wherein, 1, first casing, 2, fixed ear, 3, second casing, 4, shielding piece, 5, plastic stationary blade, 6, ground needle, 7, first ka tai, 8, cable, 9, second ka tai, 10, third card groove, 11, second boss, 12, card, 13, first slot, 14, third ka tai, 15, second draw-in groove, 16, signal pin, 17, second slot, 18, spacing boss.

Detailed Description

The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and it will be apparent to those skilled in the art that various changes may be made without departing from the spirit and scope of the invention as defined and defined in the appended claims, and all matters produced by the invention using the inventive concept are protected.

As shown in fig. 1 to 5, the cable connector of the present disclosure includes a first housing 1, a plurality of conductive elastic pieces are disposed in the first housing 1, plastic fixing pieces 5 are injection molded at tails of the plurality of conductive elastic pieces, the conductive elastic pieces are fixed by the plastic fixing pieces 5, and a cable 8 is welded to tails of the conductive elastic pieces; cable 8 passes through shielding piece 4 to be fixed on plastic stationary blade 5, is provided with a plurality of spacing grooves on the shielding piece 4, and every spacing inslot all is provided with a cable 8, and cable 8 is outer through the encapsulation of second casing 3, and second casing 3 is fixed on first casing 1 through the secondary is moulded plastics.

This scheme is through with 8 lug weld of cable on the stitch of connector, saves middle PCB bridging, reaches the purpose of practicing thrift the cost, can effectively improve signal transmission performance simultaneously. Plastic stationary blade 5 cuts apart every cable 8 to fix every cable 8 through shielding plate 4, make the solder joint between cable 8 and the electrically conductive shell fragment enough stable, long service life provides good signal transmission performance.

The conductive elastic sheets comprise signal pins 16 and ground pins 6, the conductive elastic sheets are arranged in two rows, the two rows of conductive elastic sheets are respectively arranged at the upper end and the lower end of the plastic fixing sheet 5, and two signal pins 16 are arranged between every two ground pins 6; the tail part of the signal pin 16 is welded with an inner core wire of the cable, the tail part of the ground pin 6 is connected through a connecting sheet, the connecting sheet is in contact with a shielding layer of the cable, and the shielding sheet 4 is installed at the upper end of the connecting sheet. The connector is compact in structure and convenient to package and insulate.

The plastic fixing piece 5 is provided with an L-shaped sinking platform, the signal needle 16 and the welding spot of the inner core wire, the contact point of the ground needle 6 and the shielding layer are all located on the sinking platform, the side face of the sinking platform is provided with a plurality of limiting bosses 18, the limiting bosses 18 are evenly distributed, the shielding piece 4 is buckled on the limiting bosses 18, and the limiting bosses 18 are matched with limiting grooves in the shielding piece 4. The limiting boss 18 limits and fixes the shielding sheet 4, and the shielding sheet 4 protects welding spots and contact points.

The upper end and the lower end of the plastic fixing piece 5 are respectively provided with a first clamping table 7, a first clamping groove matched with the first clamping table 7 is formed in the first shell 1, and the first clamping table 7 is clamped in the first clamping groove; both sides of the first shell 1 are provided with cards 12, and the inner side surfaces of the cards 12 on both sides are provided with second bosses 11 matched with the first slots 13.

The plastic fixing piece 5 is inserted into the first shell 1 in a fixed mode, the first slot 13 is matched with the second boss 11, the plastic fixing piece 5 is accurately inserted into the first shell 1 in position, and the first clamping table 7 is matched with the first clamping groove to firmly fix the plastic fixing piece 5 in the first shell 1.

The two sides of the first shell 1 are respectively provided with a card 12, the upper end and the lower end of each card 12 are respectively provided with a second clamping table 9, the side surface of the second shell 3 is provided with a second clamping groove 15 matched with the second clamping table 9, and the second clamping table 9 is arranged in the second clamping groove 15; the both sides of second casing 3 all are provided with second slot 17, and second boss 11 is fixed in second slot 17 through the secondary injection moulding.

When the second shell 3 is fixed in the first shell 1 through secondary injection molding, the second slot 17 is matched with the second boss 11 for limiting, so that the accuracy of inserting position is ensured; meanwhile, the second clamping table 9 is matched with the second clamping groove 15 to realize fixation and avoid looseness.

The upper end and the lower extreme of grafting end all are provided with third ka tai 14, offer in the first casing 1 with third ka tai 14 complex third card groove 10, third ka tai 14 is fixed in third card groove 10 through the secondary injection moulding. The cooperation of third ka tai 14 and third draw-in groove 10 further fixes first casing 1 and second casing 3, increases the intensity of pegging graft, avoids becoming flexible and droing. The two sides of the first shell 1 are provided with fixing lugs 2, and the fixing lugs 2 are convenient for fixing the connector on equipment.

Claims

1. A cable connector is characterized by comprising a first shell (1), wherein a plurality of conductive elastic sheets are arranged in the first shell (1), the conductive elastic sheets are fixed on a plastic fixing sheet (5) which is formed by injection molding, and a cable (8) is welded with the tail parts of the conductive elastic sheets; cable (8) are fixed on plastic stationary blade (5) through shielding piece (4), be provided with a plurality of spacing grooves on shielding piece (4), every be provided with a cable (8) in the spacing groove, cable (8) are outer to be encapsulated through second casing (3), second casing (3) are fixed on first casing (1) through the secondary is moulded plastics.

2. The cable connector according to claim 1, wherein the plurality of conductive clips comprise signal pins (16) and ground pins (6), the plurality of conductive clips are arranged in two rows, the two rows of conductive clips are respectively arranged at the upper end and the lower end of the plastic fixing piece (5), and two signal pins (16) are arranged between every two ground pins (6); the tail of the signal pin (16) is welded with an inner core wire of the cable, the tail of the ground pin (6) is connected through a connecting sheet, the connecting sheet is in contact with a shielding layer of the cable, and the shielding sheet (4) is installed at the upper end of the connecting sheet.

3. The cable connector according to claim 2, wherein the plastic fixing piece (5) is provided with an L-shaped sinking platform, the signal pins (16) and the welding points of the inner core wires, and the contact points of the ground pins (6) and the shielding layer are all located on the sinking platform, the side surface of the sinking platform is provided with a plurality of limiting bosses (18), the limiting bosses (18) are uniformly distributed, the shielding piece (4) is buckled on the limiting bosses (18), and the limiting bosses (18) are matched with limiting grooves on the shielding piece (4).

4. The cable connector according to claim 1, wherein the plastic fixing piece (5) is provided with a first clamping table (7) at both the upper end and the lower end, a first clamping groove matched with the first clamping table (7) is arranged in the first housing (1), and the first clamping table (7) is clamped in the first clamping groove.

5. The cable connector according to claim 4, wherein the plastic fixing piece (5) has first slots (13) at both ends thereof, the first housing (1) has clamping pieces (12) at both sides thereof, and the clamping pieces (12) at both sides thereof have second bosses (11) engaged with the first slots (13).

6. The cable connector according to claim 1, wherein the card (12) is provided with a second clamping platform (9) at the upper end and the lower end, a second clamping groove (15) matched with the second clamping platform (9) is formed in the side surface of the second shell (3), and the second clamping platform (9) is arranged in the second clamping groove (15).

7. Cable connector according to claim 6, wherein the second housing (3) is provided with second slots (17) on both sides, the second slots (17) being fixed in the second bosses (11) by over-molding.

8. The cable connector according to claim 1, wherein the upper end and the lower end of the plug end are provided with a third locking platform (14), a third locking groove (10) matched with the third locking platform (14) is formed in the first housing (1), and the third locking platform (14) is fixed in the third locking groove (10) through secondary injection molding.

9. Cable connector according to claim 1, wherein the first housing (1) is provided with fixing lugs (2) on both sides.