CN201142428Y - Electrical connector assembly and its dust cover - Google Patents

Abstract

The utility model discloses an electric connector component and a dustproof cover sleeved on the electric connector component. The dustproof cover includes a cover body and a cover board extending from the cover body; the cover board includes a front end wall, an outer wall extending from the outer edge of the front end wall, and an accommodating space which is surrounded by the outer wall and the front end wall for accommodating an electric connector; and the outer wall includes a top wall and a bottom wall which are butted against the electric connector. The electric connector component enables the dustproof cover to be fixedly fastened on the electric connector.

Description

Electrical connector assembly and its dust cover

【Technical field】

The utility model relates to an electric connector assembly and a dustproof cover sleeved on the electric connector.

【Background technique】

Please refer to the Chinese utility model patent announcement No. CN2766422 published on March 22, 2006 for the prior art related to the utility model, which discloses an electrical connector assembly, including an electrical connector and an electrical connector assembled on the electrical connector. take-and-place device. The electrical connector has a mounting surface mounted on the circuit board and a docking surface perpendicular to the mounting surface, and a receiving cavity is formed by inwardly recessing from the docking surface. The pick-and-place device provides a flat surface that covers the upper surface of the electrical connector for the vacuum suction device to absorb and covers the docking port of the electrical connector receiving cavity to prevent foreign matter from entering the receiving cavity. The center of the flat surface absorbed by the suction nozzle is roughly located at the center of gravity of the electrical connector, so that the suction of the electrical connector by the vacuum nozzle is relatively stable. On the connector, the connection between the pick-and-place device and the electrical connector is not very stable, and the components are prone to detachment.

Therefore, it is necessary to design an electrical connector assembly that can overcome the above defects.

【Content of utility model】

The main purpose of the utility model is to provide an electrical connector assembly with a dustproof cover firmly installed and a dustproof cover sleeved on the electrical connector.

In order to achieve the above object, the utility model adopts the following technical solutions: an electrical connector assembly, including an electrical connector and a dustproof cover installed on the electrical connector, the electrical connector includes a docking portion, and the docking portion is provided There is an insertion surface, and the dustproof cover includes a cover body and a cover plate extending from the cover body. The cover body is provided with a front end wall that shields the insertion surface and an outer wall extending from the front end wall. The top wall and the bottom wall extending from the upper side and the lower side are pressed against the insertion part, and the butt joint part is clamped between the top wall and the bottom wall.

A dustproof cover, used to be socketed on an electrical connector assembly, the dustproof cover includes a cover body and a cover plate extending from the cover body, the cover body includes a front end wall, an outer wall extending from the front end wall and The accommodating space for accommodating the electrical connector is enclosed by the outer wall and the front end wall, and the outer wall includes a top wall and a bottom wall that are pressed against the electrical connector.

Compared with the prior art, the utility model provides the upper and lower edges of the dust cover respectively with the top wall and the bottom wall which are pressed against the electric connector, and the top wall and the bottom wall can clamp the electric connector, thereby improving It ensures the stability of the dust cover installed on the electrical connector.

【Description of drawings】

FIG. 1 is a three-dimensional assembled view of the electrical connector assembly of the present invention.

FIG. 2 is a three-dimensional assembled view of another angle of the electrical connector assembly of the present invention.

Fig. 3 is a perspective view of the electrical connector assembly of the present invention after the dust cover is separated.

FIG. 4 is a three-dimensional exploded view of the electrical connector assembly of the present invention.

FIG. 5 is a three-dimensional exploded view of another angle of the electrical connector assembly of the present invention.

Fig. 6 is a three-dimensional schematic view of the dust cover.

【Detailed ways】

Referring to FIGS. 1 to 3 , the utility model discloses an electrical connector assembly, which includes an electrical connector 1 and a dustproof cover 2 sleeved on the electrical connector 1 . The electrical connector 1 generally includes a base portion 7 and a mating portion 8 protruding from the base portion 7 , and the base portion 7 is provided with a mating surface 1010 mated with the mating connector. Specifically, the electrical connector 1 includes an insulating body 10 , a plurality of conductive terminals 11 installed on the insulating body 10 , and a metal shell 12 wrapped thereon.

Referring to FIGS. 4 to 5 , the insulating housing 10 includes a main body 100 , an inserting portion 101 protruding forward from a middle portion of the main body 100 , and a positioning seat 102 mounted on the rear side of the main body 100 . The insertion surface 1010 is located on the front surface of the insertion portion 101 , and the insertion surface 1010 is recessed inward to form a plurality of terminal receiving holes 1011 spaced apart from each other and penetrating through the insulating housing 10 . The main body part 100 includes a middle part 1000 located behind the socket part 101 and locking parts 1001 located on both sides of the socket part 101. Each locking part 1001 is provided with a through locking hole 1002, which is located in the locking hole. The top and bottom of 1002 are respectively provided with recessed buckle parts 1007, and two vertical protruding arms 1003 protrude from both ends of the rear surface of the middle part 1000, and a receiving space 1004 is formed between the protruding arms 1003, and two protruding The lower ends of the arms 1003 are respectively provided with parallel horizontal slots 1005 and vertical slots 1006 communicating with the receiving space 1004 . The positioning seat 102 is provided with a plurality of positioning holes 1020 for positioning the conductive terminals 11 one by one, and the lower ends of both sides of the positioning seat 102 are provided with horizontal bumps 1021 for clamping into the horizontal groove 1005 of the insulating body 10 and for The vertical protrusion 1022 is clamped into the vertical groove 1006 of the insulating body 10 .

The conductive terminal 11 includes a holding portion 110 held in the insulating body 10, a contact portion 111 extending forward from the holding portion 110 and received in the terminal receiving hole 1011, and a fixing portion formed by bending the holding portion 110 vertically downward. 112, the fixing part 112 is accommodated in the accommodation space 1004 between the protruding arms 1003, the fixing part 112 includes a vertical part 1120 partially accommodated and held in the positioning hole 1020 of the positioning seat 102 and the vertical part 1120 1120 extends out of the welding portion 1121 formed by the positioning seat 102 .

The metal shell 12 includes a body part 120 attached to the front surface of the main body part 100 of the insulating body 10 and a cylinder 121 protruding forward from the body part 120. Corresponding. The two sides of the body part 120 are provided with matching holes 1200 corresponding to the shape and position of the locking holes 1002 of the insulating body 10. A cylindrical matching wall 1201 extending perpendicular to the body part 120 extends from the matching hole 1200. The matching wall 1201 The inner surface of the inner surface is provided with an inner thread 1202 for matching with a locking screw. When the metal shell 12 is mounted on the insulating body 10 , the socket portion 101 of the insulating body 10 is wrapped in the barrel 121 , and the matching wall 1201 of the metal shell 12 is received in the locking hole 1002 of the insulating body 10 . A bent portion 122 is bent and extended from the upper side of the body portion 120 to the rear. The bent portion 122 is perpendicular to the body portion 120 and abuts against the upper surface of the body portion 100 of the insulating body 10 , and is positioned at the body portion 120 to fit. Above and below the hole 1200 are provided hooks 123 that are curled inwardly to be fastened to the buckle portion 1007 of the insulating body 10 .

1, 2 and 6, the dust cover 2 includes a cover 20 and a horizontal cover 21 extending backward from the cover 20. The cover 20 includes a front end wall 200 and a front end wall 200. The outer wall 201 whose outer edge extends vertically backward, the front end wall 200 and the outer wall 201 enclose an accommodating space 202 for accommodating the docking part 8 of the electrical connector 1, and the size and shape of the accommodating space 202 are all compatible with the electrical connector 1. The size and shape of the connecting portion 101 correspond to each other. The inner surface of the outer wall 201 protrudes into the accommodating space 202 with a number of longitudinal ribs 203 perpendicular to the front end wall 200. The cylinder body 121 on the metal shell 12 of the part 101 and the ribs 203 on the cover 20 lock each other to achieve a stable fixation between the cover 20 and the insertion part 101 . The outer wall 201 includes a top wall 205 extending from the upper edge of the front end wall 200, a bottom wall 206 extending from the lower edge of the front end wall 200, and two side walls 207, 208 extending from the two side edges. The dust cover 2 is provided with The protrusion 204 extends upward from the rear end of the top wall 205 , and the cover plate 21 is flat and further extends backward from the top of the protrusion 204 . The position of the cover plate 21 is higher than the top wall 205, and the length of the cover plate 21 along the insertion direction of the electrical connector 1 is greater than the length in the front and back direction of the top wall 205, so that the area of the cover plate 21 is larger than the area of the top wall 205, so set, When the electrical connector 1 is installed at a predetermined position on the circuit board, the vacuum nozzle can be adsorbed on the center of the upper surface of the cover plate 21, which is approximately at the center of gravity of the electrical connector 1, so that the vacuum nozzle can suck the electrical connector 1 relatively stable. The protruding portion 204 extends backward along the lower surface of the cover plate 21 with several wedge-shaped protrusions 210, and the wedge-shaped protrusions 210 are pressed against the bent portion 122 of the metal shell 12 so that the dustproof cover 2 and the electrical connector 1 connection is more stable.

Compared with the prior art, when the dust-proof cover 2 is installed on the electrical connector 1, the dust-proof cover 2 is provided with a top wall 205 and a bottom wall 206 that press against the metal shell 12 up and down, so that it can The dustproof cover 2 is prevented from being separated from the metal shell 12 in the vertical direction, and the stability of the installation of the dustproof cover 2 is improved.

Claims (10)

1. electric coupler component, comprise electric connector and be installed on dust cap on the electric connector, described electric connector comprises the docking section, described docking section is provided with plug surface, described dust cap comprises lid and the cover plate that extends from lid, it is characterized in that: the outer wall that described lid is provided with the front bulkhead that covers plug surface and extends from front bulkhead, described outer wall comprise the roof and the diapire that compress with the docking section that extends from the upper and lower side of front bulkhead, and described docking section is held between roof and the diapire.

2. electric coupler component as claimed in claim 1 is characterized in that: described outer wall comprises the two side that connects roof and diapire, surrounds an accommodation space of accommodating the docking section between described roof, diapire, two side and the front bulkhead.

3. electric coupler component as claimed in claim 2 is characterized in that: described dust cap outer wall protrudes out some ribs that support the electric connector docking section in accommodation space.

4. electric coupler component as claimed in claim 1 is characterized in that: the length of extending before and after the described cover plate is greater than the length of extending before and after the roof.

5. electric coupler component as claimed in claim 1 is characterized in that: described cover plate is a tabular, and the area of cover plate is greater than the area of roof.

6. electric coupler component as claimed in claim 1 is characterized in that: described cover plate and roof be coplane not.

7. dust cap, be used to be socketed on electric connector, described dust cap comprises that lid reaches from the extended cover plate of lid, it is characterized in that: the outer wall that described lid comprises front bulkhead, extend from front bulkhead and by outer wall and front bulkhead surround in order to accommodate the accommodation space of electric connector, described outer wall comprises roof and the diapire that compresses with electric connector.

8. dust cap as claimed in claim 7 is characterized in that: described outer wall also comprises the two side that connects roof and diapire, and described accommodation space is surrounded by roof, diapire, two side and front bulkhead.

9. dust cap as claimed in claim 7 is characterized in that: described cover plate is a tabular, and the length of extending before and after it is greater than the length of extending before and after the roof, and the area of cover plate is greater than the area of roof.

10. dust cap as claimed in claim 7 is characterized in that: described cover plate and roof be coplane not.

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