CN215896803U

CN215896803U - Cable connector and connector assembly

Info

Publication number: CN215896803U
Application number: CN202120963196.XU
Authority: CN
Inventors: 杨文初; 唐辉; 柯英豪; 刘振兴; 李杭; 熊海涛
Original assignee: Amphenol Assembletech Xiamen Co Ltd
Current assignee: Amphenol Assembletech Xiamen Co Ltd
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2022-02-22
Anticipated expiration: 2031-05-07

Abstract

The utility model discloses a cable connector and a connector assembly. The cavity has been seted up to the inside of plastic main part, and in the contact was fixed in the plastic main part and extended to the cavity, the plastic main part was close to cable one end tip and extended towards cable one side and form connecting portion, cable mounting and connecting portion fixed connection. The cable is fixed on the plastic main body through the cable fixing part, one end of the cable penetrates into the plastic main body and is electrically connected with the contact body in the cavity, and the electric connection part is exposed in the cavity. According to the utility model, the cable fixing piece is arranged, so that the connection strength between the cable and the plastic main body is ensured, the phenomena of movement, shaking and the like of the cable are prevented, and the reliability of the product is improved; meanwhile, the cable fixing part is adopted to replace the existing inner mold structure, so that the welding spot positions of the cable and the contact body are kept away and the inner mold is not molded, the attenuation of the cable is reduced, and the signal integrity of the product is greatly improved.

Description

Cable connector and connector assembly

Technical Field

The present invention relates to the field of connector technologies, and in particular, to a cable connector and a connector assembly.

Background

In order to enhance the connection strength between the cable and the connector housing, an injection molding inner mold is filled in the connector housing. This can cause the cable solder joints to be covered by the injection molded inner mold, resulting in reduced impedance at the solder joints, resulting in increased cable attenuation and affecting the signal integrity of the product. However, if the inner mold is not injection molded, the phenomena of shaking, moving and the like of parts are easy to occur, and the reliability of the product is influenced.

Disclosure of Invention

In view of the technical problems in the background art, it is an object of the present invention to provide a cable connector and a connector assembly that do not require an injection mold and can ensure product reliability.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

a cable connector comprises a plastic main body, a contact body, a cable and a cable fixing piece. The contact body is fixed on the plastic main body and extends into the cavity. The plastic main body is close to one end of the cable and extends towards one side of the cable to form a connecting portion, and the cable fixing piece is fixedly connected with the connecting portion. The cable passes through the cable mounting is fixed in on the plastic main part, and the one end of cable penetrates in the plastic main part and in the cavity with the contact electricity is connected, and the electricity connection position exposes in the cavity.

Preferably, the cable fixing member, the cable and the connecting portion are integrally molded by injection.

Preferably, in order to further improve the joint strength between the plastic main body and the cable fixing member, the connecting portion includes a first connecting portion and a second connecting portion, and the first connecting portion and the second connecting portion are respectively located at two sides of the cable.

Preferably, in order to better realize the fixation of the cables, the cables are provided with two rows, the two rows of cables are closely attached to each other, and the first connecting portion and the second connecting portion are respectively tightly attached to the two rows of cables.

Preferably, in order to prevent that the material of moulding plastics from flowing into inside the plastic main part and better realize compressing tightly fixedly to the cable, first connecting portion and second connecting portion be equipped with a plurality of card protruding that is used for going into in the adjacent cable gap of card along length direction equipartition respectively with the one side of cable laminating.

Furthermore, in order to facilitate assembly and installation between parts, the plastic main body comprises a front shell and a rear shell which are connected in a clamping manner, the first connecting part is arranged on the front shell, and the second connecting part is arranged on the rear shell.

Preferably, in order to further enhance the connection strength between the connection portion and the cable fixing member, the first connection portion and the second connection portion are respectively provided with a groove on the opposite surfaces attached to the cable, and the grooves are arranged along the length direction of the first connection portion or the second connection portion.

In one embodiment, the contact is a PCB board.

In another embodiment, the contact body is a conductive terminal group, the conductive terminal group includes a first terminal row and a second terminal row, and a first plastic part for fixing the first terminal row and a second plastic part for fixing the second terminal row are disposed inside the cavity.

Further, in order to better realize the joint locking with the end connector of board, still include hasp spare and be used for the pulling the stretching strap that hasp spare realized the unblock, hasp spare install plastic main part top, the one end of stretching strap with hasp spare is connected, the plastic main part has seted up the zip fastener hole in the one side that is close to hasp spare, the one end of stretching strap is passed zip fastener hole and with hasp spare is connected.

Furthermore, the top of the plastic main body extends upwards to form a protruding part, the drawstring hole is formed in the protruding part, and a guide inclined plane is arranged at the joint of the plastic main body and the drawstring hole.

The utility model also discloses a connector assembly, which comprises the cable connector and the plate end connector, wherein the cable connector is the cable connector.

The utility model has the following beneficial effects: the cable connector has the advantages that the connecting part is arranged at one end of the plastic main body, and the cable fixing part which is respectively integrated with the cable and the connecting part in an injection molding mode is arranged at one end of the plastic main body, so that the connecting strength between the cable and the plastic main body is ensured, the phenomena of movement, shaking and the like of the cable are prevented, and the reliability of a product is improved; meanwhile, the cable fixing part is adopted to replace an inner mold structure of the existing cable connector product, so that the welding spot positions of the cable and the contact body are kept clear, the inner mold is not molded, the attenuation of the cable is reduced, and the signal integrity of the product is greatly improved.

Drawings

Fig. 1 is a perspective view of a cable connector according to the present invention.

Fig. 2 is an exploded view of the part of fig. 1.

Fig. 3 is a right-side view of fig. 1.

Fig. 4 is a schematic sectional view taken along the direction a-a in fig. 3.

Fig. 5 is a schematic structural view of fig. 1 with the drawstring and cable securing member removed.

Fig. 6 is a partially enlarged schematic view of a portion I in fig. 5.

Fig. 7 is a perspective view of the front case.

Fig. 8 is a perspective view of the rear case.

Fig. 9 is a perspective view of the connector assembly.

Description of the main component symbols: 1. a plastic body; 10. a groove; 100. a cavity; 101. a first connection portion; 102. a second connecting portion; 103. clamping convex; 104. a drawstring hole is formed; 105. a guide slope; 11. a front housing; 12. a rear housing; 13. a first plastic part; 14. a second plastic part; 15. a protrusion; 2. a contact body; 21. a first terminal row; 22. a second terminal row; 3. a cable; 4. a cable fixing member; 5. a fastener; 6. pulling the belt; 200. plate end connector.

Detailed Description

The utility model is further described with reference to the following drawings and detailed description.

Example one

As shown in fig. 1 to 8, the present embodiment discloses a cable connector, which includes a plastic body 1, a contact 2, a cable 3 and a cable fixing member 4. The plastic body 1 has a cavity 100 formed therein, and the contact 2 is fixed to the plastic body 1 and extends into the cavity 100. The end part of the plastic main body 1 close to one end of the cable 3 extends towards one side of the cable 3 to form a connecting part, and the cable fixing part 4 is fixedly connected with the connecting part. The cable 3 is fixed on the plastic body 1 through the cable fixing member 4, and one end of the cable 3 penetrates into the plastic body 1 and is electrically connected with the contact body 2 in the cavity 100, and the electrical connection part is exposed in the cavity 100.

Preferably, the cable fixture 4 is injection molded as one piece with the cable 3 and the connection portion.

Preferably, in order to further improve the connection strength between the plastic body 1 and the cable fixing member 4, the connection portion includes a first connection portion 101 and a second connection portion 102, and the first connection portion 101 and the second connection portion 102 are respectively located at both sides of the cable 3.

Preferably, in order to better realize the fixation of the cables 3, the cables 3 are provided with two rows, the two rows of cables 3 are arranged in a mutually attached manner, and the first connecting portion 101 and the second connecting portion 102 are respectively tightly attached to the two rows of cables 3.

Preferably, in order to prevent the injection material from flowing into the plastic body 1 and better achieve the compression fixation of the cable 3, the first connecting portion 101 and the second connecting portion 102 are respectively and uniformly provided with a plurality of clamping protrusions 103 for clamping into the gaps of the adjacent cables 3 along the length direction on the surface attached to the cable 3.

Further, in order to facilitate assembly and installation between the parts, the plastic body 1 includes a front shell 11 and a rear shell 12 which are connected in a clamping manner, the first connecting portion 101 is disposed on the front shell 11, and the second connecting portion 102 is disposed on the rear shell 12.

Preferably, in order to further enhance the connection strength between the connection portion and the cable fixing member 4, the first connection portion 101 and the second connection portion 102 are respectively provided with a groove 10 on the opposite surfaces attached to the cable 3, and the grooves 10 are arranged along the length direction of the first connection portion 101 or the second connection portion 102.

In the present embodiment, the contact body 2 is a conductive terminal group. The conductive terminal set includes a first terminal row 21 and a second terminal row 22, and a first plastic member 13 for fixing the first terminal row 21 and a second plastic member 14 for fixing the second terminal row 22 are disposed inside the cavity 100. The contact 2 is not limited to the conductive terminal group, and may be a PCB board or the like.

One end of the pull belt 6 is connected with the locking piece 5. Preferably, in order to limit the pulling direction of the pull tape 6, a pull tape hole 104 for guiding the pull tape 6 is opened at one side of the plastic body 1 close to the locking piece 5, and one end of the pull tape 6 passes through the pull tape hole 104 and is connected with the locking piece 5. The top of the plastic body 1 extends upwards to form a protrusion 15, and the drawstring hole 104 is opened on the protrusion 15. Preferably, in order to further reduce the pull resistance of the pull strap 6, the plastic body 1 is provided with a guide slope 105 at the junction with the pull strap hole 104.

The manufacturing method of the cable connector comprises the following steps: fixedly installing the contact body 2 into the front shell 11, respectively extending one ends of the two rows of cables 3 into the front shell 11 and respectively welding and fixing the two rows of cables with the contact body 2; clamping and mounting the rear shell 12 on the front shell 11, enabling the first connecting part 101 and the second connecting part 102 to respectively press the two rows of cables 3 mutually, and clamping the clamping protrusions 103 on the first connecting part 101 and the second connecting part 102 into cable gaps of the two rows of cables 3 in a one-to-one correspondence manner; and (3) performing injection molding on the cable 3 to form a cable fixing piece 4, wherein the cable fixing piece 4, the two rows of cables 3, the first connecting part 101 and the second connecting part 102 are molded into a whole by injection molding, and finally assembling the locking piece 5 and the pull belt 6 to obtain the cable connector.

Example two

As shown in fig. 9, the present embodiment discloses a connector assembly, which includes a cable connector and a board connector 200, wherein the cable connector is the cable connector in the first embodiment or the cable connector manufactured by the manufacturing method in the first embodiment.

While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A cable connector, comprising: including plastic main part (1), contact (2), cable (3) and cable mounting (4), cavity (100) have been seted up to the inside of plastic main part (1), contact (2) be fixed in on plastic main part (1) and extend to in cavity (100), plastic main part (1) is close to cable (3) one end tip and extends towards cable (3) one side and forms connecting portion, cable mounting (4) with connecting portion fixed connection, cable (3) pass through cable mounting (4) are fixed in on the plastic main part (1), and the one end of cable (3) penetrates in plastic main part (1) and in cavity (100) with contact (2) electricity is connected, and the electricity connection position exposes in cavity (100).

2. A cable connector as claimed in claim 1, wherein: the cable fixing piece (4), the cable (3) and the connecting part are integrally molded.

3. A cable connector as claimed in claim 1, wherein: the connecting part comprises a first connecting part (101) and a second connecting part (102), and the first connecting part (101) and the second connecting part (102) are respectively positioned on two sides of the cable (3).

4. A cable connector according to claim 3, wherein: the cable (3) is provided with two rows, the two rows of cables (3) are tightly attached to each other, and the first connecting portion (101) and the second connecting portion (102) are respectively tightly pressed and attached to the two rows of cables (3).

5. A cable connector according to claim 4, wherein: the first connecting portion (101) and the second connecting portion (102) are respectively provided with a plurality of clamping protrusions (103) which are used for being clamped into gaps of adjacent cables (3) along the length direction on the surface attached to the cables (3).

6. A cable connector according to claim 5, wherein: plastic main part (1) including preceding shell (11) and backshell (12) that mutual joint is connected, first connecting portion (101) establish preceding shell (11) are last, second connecting portion (102) establish on backshell (12).

7. A cable connector according to claim 3, wherein: the first connecting portion (101) and the second connecting portion (102) are respectively provided with a groove (10) on the opposite surfaces attached to the cables (3), and the grooves (10) are distributed along the length direction of the first connecting portion (101) or the second connecting portion (102).

8. A cable connector as claimed in claim 1, wherein: the contact body (2) is a PCB.

9. A cable connector as claimed in claim 1, wherein: contact body (2) be conductive terminal group, conductive terminal group include first terminal row (21) and second terminal row (22), the inside of cavity (100) is equipped with and is used for fixing first plastic part (13) of first terminal row (21) and is used for fixing second plastic part (14) of second terminal row (22).

10. A cable connector according to any one of claims 1-9, wherein: still include hasp spare (5) and be used for the pulling draw strap (6) that hasp spare (5) realized the unblock, hasp spare (5) install plastic main part (1) top, draw strap hole (104) have been seted up in one side that is close to hasp spare (5) in plastic main part (1), the one end of draw strap (6) is passed draw strap hole (104) and with hasp spare (5) are connected.

11. A cable connector according to claim 10, wherein: the top of the plastic main body (1) extends upwards to form a protruding part (15), the drawstring hole (104) is arranged on the protruding part (15), and a guide inclined plane (105) is arranged at the joint of the plastic main body (1) and the drawstring hole (104).

12. A connector assembly comprising a cable connector and a board end connector (200), characterized in that: the cable connector according to any one of claims 1 to 11.