CN212783967U

CN212783967U - Clamping structure of electric connector

Info

Publication number: CN212783967U
Application number: CN202021748152.7U
Authority: CN
Inventors: 程正云
Original assignee: Shenzhen Zhengheng Precision Technology Co ltd
Current assignee: Xi'an Huade Aerospace Technology Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-03-23
Anticipated expiration: 2030-08-19

Abstract

The utility model discloses a clamping structure of an electric connector, which comprises an insulating body, a front shielding shell and a rear shielding shell, wherein the insulating body comprises a first connecting part and a second connecting part, the front shielding shell is sleeved on the first connecting part, one end of the front shielding shell extends outwards to form a first clamping plate, a first clamping plate groove corresponding to the first clamping plate is arranged on the second connecting part, a clamping buckle is arranged in the first clamping plate groove, a first clamping hole clamped with the clamping buckle is arranged on the first clamping plate, the rear shielding shell is sleeved on the second connecting part, two side edges of the first clamping plate are respectively bent to form a second clamping plate, a second clamping hole is arranged on the rear shielding shell, the second clamping plate extends into the second clamping hole to clamp the front shielding plate and the insulating body together, and firmly clamping the front shielding plate.

Description

Clamping structure of electric connector

Technical Field

The utility model relates to an electric connector technical field especially relates to an electric connector's joint structure.

Background

With the rapid development of society, various electric appliances and terminal devices are rapidly popularized, and when the electric appliances or some terminal devices are used, a power supply is generally connected through an electric connector or charging is carried out through the electric connector. The prior electric connector is generally provided with a front shielding shell and an insulating body, and when the electric connector is long in service life or the plugging times between the electric connector and a female end of the connector are more, the front shielding shell is easy to loosen or fall off from the insulating body, so that the electric connector cannot be normally used.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses an electric connector's joint structure for preceding shield shell respectively with insulator and shield the back shell joint, shield the shell joint firmly with preceding.

The utility model discloses a clamping structure of an electric connector, which comprises an insulating body, a front shielding shell and a rear shielding shell, wherein the insulating body comprises a first connecting part and a second connecting part, the front shielding shell is sleeved on the first connecting part, one end of the front shielding shell extends outwards to form a first clamping plate, a first clamping plate groove corresponding to the first clamping plate is arranged on the second connecting part, a buckle is arranged in the first clamping plate groove, and a first buckle hole corresponding to the buckle is arranged on the first clamping plate; the rear shielding shell is sleeved on the second connecting portion, two side edges of the first clamping plate are respectively bent to form a second clamping plate, and a second clamping hole matched with the second clamping plate is formed in the rear shielding shell.

Furthermore, the rear shielding shell comprises a first rear shell and a second rear shell, the first rear shell is located on the inner side of the second rear shell, a first clamping portion is arranged on the side wall of the first rear shell, and a second clamping portion matched with the first clamping portion is arranged on the second rear shell.

Furthermore, the first clamping portion is a clamping plate formed by bending the plate on the side wall of the first rear shell outwards, and the second clamping portion is a clamping plate hole matched with the clamping plate.

Furthermore, a first positioning plate is arranged at the first end of the second rear shell, a second positioning plate is arranged at the second end of the second rear shell, the first rear shell is located between the first positioning plate and the second positioning plate, the second connecting portion is located on the inner side of the first positioning plate, and the second connecting portion is prevented by the first positioning plate from being separated from the rear shielding shell.

Furthermore, a notch groove corresponding to the front shielding shell is formed in the first positioning plate, and the front shielding shell is positioned through the notch groove.

The technical scheme of the utility model, compare with prior art, during beneficial effect:

the first clamping plate is clamped with the clamping buckle on the second connecting part through the first clamping buckle hole, so that the front shielding shell is clamped with the insulating body, and meanwhile, the second clamping plate is clamped with the second clamping buckle hole on the rear shielding shell, so that the front shielding shell is clamped with the insulating body and the rear shielding shell, and the front shielding shell is firmly clamped.

Drawings

FIG. 1 is a schematic diagram of an electrical connector;

fig. 2 is an exploded view of the electrical connector;

FIG. 3 is a schematic structural view of the insulating body and the front shielding shell;

FIG. 4 is an enlarged view of area A of FIG. 1;

FIG. 5 is an exploded view of the rear shield shell;

FIG. 6 is a schematic structural view of a rear shielding shell;

description of the figures

100. An electrical connector; 10. an insulating body; 11. a first connection portion; 12. a second connecting portion; 13. a first card slot; 14. buckling; 15. a circuit board; 20. a front shielding shell; 21. a first clamping plate; 22. a first snap hole; 23. a second clamping plate; 30. a rear shielding shell; 31. a second chuck hole; 32. a first rear case; 321. a first clamping part; 322. a baffle plate; 33. a second rear housing; 331. a second clamping part; 332. a first positioning plate; 333. a second positioning plate; 334. a notch groove; 34. a first wiring board; 341. a first connecting plate; 342. a second connecting plate; 343. a connecting projection; 344. a connecting groove; 35. a second wire harness plate; 36. a beam hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it should be noted that when one component is considered to be "connected" to another component, it may be directly connected to the other component or intervening components may exist. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

It should be further noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 and 2, the utility model discloses an electric connector's joint structure 100, shield shell 20 and back including insulator 10, preceding shell 30 of shielding, insulator 10 includes first connecting portion 11 and second connecting portion 12, preceding shell 20 cover of shielding is established on first connecting portion 11, back shield shell 30 cover and establish on second connecting portion 12, electric connector 100 passes through preceding shell 20 of shielding with first connecting portion 11 is pegged graft with the connector female end.

As shown in fig. 2 to 4, an upper surface and a lower surface of one end of the front shielding shell 20 both extend outward to form a first clamping plate 21, a first clamping plate groove 13 matched with the first clamping plate 21 is disposed on the second connecting portion 12, a first clamping hole 22 is disposed on the first clamping plate 21, a buckle 14 is disposed in the first clamping plate groove 13, and when the first clamping plate 21 extends into the first clamping plate groove 13, the buckle 14 is clamped with the first clamping hole 22, so that the front shielding plate 20 is clamped with the insulating body 10.

The rear shielding shell 30 is provided with a second clamping plate hole 31, two side edges of the first clamping plate 21 are respectively bent to form a second clamping plate 23, and when the second shielding shell 30 is sleeved on the second connecting portion 12, the second clamping plate 23 extends into the second clamping plate hole 31, so that the front shielding shell 20 and the rear shielding shell 30 are mutually clamped, and the front shielding shell 20 is firmly clamped.

As shown in fig. 2 and 5, the rear shielding shell 30 includes a first rear shell 32 and a second rear shell 33, the first rear shell 32 is located inside the second rear shell 33, the second connecting portion 12 is located inside the first rear shell 32, an outer side wall of the second connecting portion 12 is attached to an inner side wall of the first rear shell 32 and an inner side wall of the first rear shell 32 is attached to a side wall of the second rear shell 33, a first clamping portion 321 is provided on the side wall of the first rear shell 32, a second clamping portion 331 matched with the first clamping portion 321 is provided on the second rear shell 33, and the first clamping portion 321 and the second clamping portion 331 are clamped to each other, so that the first rear shell 32 and the second rear shell 33 are fixedly connected into a whole.

Further, the first clamping portion 321 is a clamping plate formed by bending a plate on the side wall of the first rear shell 32 outwards, and the second clamping portion 331 is a clamping plate hole matched with the clamping plate.

As shown in fig. 5 and 6, a first positioning plate 332 is disposed at a first end of the second rear case 33, a second positioning plate 333 is disposed at a second end of the second rear case 33, the first rear case 32 is located between the first positioning plate 332 and the second positioning plate 333, the second connecting portion 12 is located inside the first positioning plate 332, and the first positioning plate 332 prevents the second connecting portion 12 from being detached from the rear shielding case 30.

The first positioning plate 332 is provided with a notch 334 corresponding to the front shielding shell 20, and positions the front shielding shell 20 through the notch 334 to prevent the front shielding shell 20 from shaking relative to the rear shielding shell 30.

Further, as shown in fig. 2, a circuit board 15 is disposed in the rear shielding shell 30, and a plurality of terminal members are disposed on the second connecting portion 12, and the circuit board 15 can be connected through the terminal members. Two opposite side walls of the rear shielding shell 30 are recessed inward to form a baffle 322, and the baffle 322 abuts against the side edge of the circuit board 15 far away from the second connecting portion 12, so that the circuit board 15 is prevented from shaking. In this embodiment, the baffles 322 are disposed on two opposite sidewalls of the first rear case 32.

As shown in fig. 6, a first wire harness plate 34 and a second wire harness plate 35 are disposed at an end of the rear shielding shell 30 away from the front shielding shell 20, the first wire harness plate 34 and the second wire harness plate 35 are connected to form a wire harness hole 36, and a cable connected to the circuit board 15 extends out of the rear shielding shell 30 through the wire harness hole 36. In the present embodiment, the first wire harness plate 34 is disposed on the first rear case 32, and the second wire harness plate 35 is disposed on the second rear case 33.

Further, both ends of the first line bundling plate 34 respectively extend outwards to form a first connecting plate 341 and a second connecting plate 342, a connecting protrusion 343 is disposed at an end of the first connecting plate 341, a connecting groove 344 is disposed at an end of the second connecting plate 342, the first connecting plate 341 and the second connecting plate 342 can be respectively bent to wrap the second line bundling plate 35, so that the connecting protrusion 343 extends into the connecting groove 344 to be positioned, and at this time, the first rear shell 32 is further connected with the second rear shell 33.

The present invention can be designed in various embodiments and modifications without departing from the spirit and scope of the present invention in its broadest sense, and the above-described embodiments are intended to illustrate the present invention, but not to limit the scope of the present invention.

Claims

1. A clamping structure of an electric connector is characterized by comprising an insulating body, a front shielding shell and a rear shielding shell, wherein the insulating body comprises a first connecting part and a second connecting part, the front shielding shell is sleeved on the first connecting part, one end of the front shielding shell extends outwards to form a first clamping plate, a first clamping plate groove corresponding to the first clamping plate is formed in the second connecting part, a clamping buckle is arranged in the first clamping plate groove, and a first clamping hole corresponding to the clamping buckle is formed in the first clamping plate; the rear shielding shell is sleeved on the second connecting portion, two side edges of the first clamping plate are respectively bent to form a second clamping plate, and a second clamping hole matched with the second clamping plate is formed in the rear shielding shell.

2. The clamping structure of an electrical connector as claimed in claim 1, wherein the rear shielding shell comprises a first rear shell and a second rear shell, the first rear shell is located inside the second rear shell, a first clamping portion is disposed on a side wall of the first rear shell, and a second clamping portion matched with the first clamping portion is disposed on the second rear shell.

3. The clamping structure of an electrical connector according to claim 2, wherein the first clamping portion is a clamping plate formed by bending a plate on the side wall of the first rear housing outward, and the second clamping portion is a clamping plate hole matched with the clamping plate.

4. The electrical connector clamping structure of claim 2, wherein a first positioning plate is disposed at a first end of the second rear housing, a second positioning plate is disposed at a second end of the second rear housing, the first rear housing is located between the first positioning plate and the second positioning plate, the second connecting portion is located inside the first positioning plate, and the first positioning plate prevents the second connecting portion from being separated from the rear shielding housing.

5. The structure according to claim 4, wherein the first positioning plate has a notch corresponding to the front shielding shell, and the front shielding shell is positioned by the notch.