CN215184694U

CN215184694U - Electrical connector

Info

Publication number: CN215184694U
Application number: CN202121039477.2U
Authority: CN
Inventors: 张彬; 万佳美; 李锦琦; 杨永明
Original assignee: Dongguan Leader Precision Industry Co Ltd
Current assignee: Dongguan Leader Precision Industry Co Ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-12-14
Anticipated expiration: 2031-05-14

Abstract

An electric connector comprises an insulating body and a plurality of terminals fixed on the insulating body. The insulating body is provided with a body part, a plug-in end formed by extending forwards from the body part and a plug-in port arranged at the plug-in end in a concave mode. The terminals are provided with a plurality of contact parts exposed in the plug port, and the plug port structure further comprises a first shell covering the plug port and a second shell arranged on the outer sides of the first shell and the insulating body. So set up, improved the grafting intensity of grafting end, and then improved electric connector's structural strength, prolonged the life of product.

Description

Electrical connector

Technical Field

The utility model relates to an electric connector belongs to connector technical field.

Background

As electronic products become more and more rich in functions, the requirements for the structure of connector products, such as RJ45 connectors, etc., increase, and the common stacking design for the structure of connectors is horizontal stacking or top-bottom stacking. At present, because of market needs, it is necessary to design a stacked product along upper and lower layers, however, the connector itself has a small structure, and if a connector with a higher height is manufactured, the plastic strength of the connector is very weak, so how to design an electrical connector with a higher height and still strong plugging strength is a technical problem for those skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric connector that grafting end intensity is higher.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an electric connector comprises an insulating body and a plurality of terminals fixed on the insulating body, wherein the insulating body is provided with a body part, a plug-in end formed by extending the body part forwards, a plug-in port formed by sinking and locating the plug-in end, the terminals are provided with a plurality of contact parts exposed in the plug-in port, the electric connector further comprises a first shell covered on the plug-in end and a second shell installed on the outer sides of the first shell and the insulating body.

As a further improved technical scheme of the utility model, first casing include the framework portion and with the first plate portion that the framework portion is connected, the framework portion is equipped with first lateral wall and runs through the first opening of first lateral wall, peg graft end both sides be equipped with respectively with first opening matched with lug.

As a further improved technical solution of the present invention, the frame body portion further has a first top wall and a first bottom wall opposite to the first top wall, the first top wall reaches the first bottom wall is provided with a second opening respectively, the upper and lower sides of the plug end are provided with a buckling block matched with the second opening respectively.

As the utility model discloses further modified technical scheme, first sheet portion with first side wall is bent and is connected, two first side wall is located the homonymy of first sheet portion.

As the utility model discloses further modified technical scheme, first plate piece portion with first roof and first diapire are bent and are connected, first roof with first diapire is located the homonymy of first plate piece portion.

As a modified technical scheme of the utility model, first plate portion is equipped with the first position mouth of letting, the interface with the first position mouth of letting is followed electric connector's butt joint direction intercommunication.

As the utility model discloses further modified technical scheme, first slab portion still is equipped with and is located the first roof beam portion of stepping down a mouthful below, the grafting end is equipped with the edge the outstanding support piece of electric connector's butt joint direction, support piece upwards supports the roof beam portion.

As a further improved technical solution of the present invention, the first casing is partially covered on the insulating body, the second casing is entirely covered on the insulating body, and the second casing is entirely covered on the first casing.

As a further improved technical solution of the present invention, at least one of the first casing and the second casing is a metal casing.

As a further improved technical scheme of the utility model, the second casing be equipped with to the piece is held to the knot of bending the extension in the grafting mouth, it detains to detain and holds the piece first casing.

Compared with the prior art, the utility model discloses an electric connector is through setting up the shade in the first casing of grafting end and the second casing of shade outside first casing to improve the grafting intensity of grafting end, and then improved electric connector's structural strength, prolonged the life of product.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of an electrical connector according to the present invention.

Fig. 2 is a partially exploded perspective view of fig. 1.

Fig. 3 is a perspective exploded view of fig. 2 from another angle.

Fig. 4 is a front view of fig. 1 with the second housing removed.

Fig. 5 is a partially exploded perspective view of the electrical connector of fig. 1 with the second housing removed.

Fig. 6 is a schematic exploded perspective view of another angle of fig. 5.

Reference numerals:

100-an electrical connector; 1-an insulating body; 11-a body portion; 12-a plug end; 120-a socket; 121-bumps; 122-a retaining block; 123-support blocks; 13-a mounting portion; 2-a terminal; 21-a contact portion; 23-welding feet; 3-a first housing; 31-a frame portion; 310 — a first opening; 32-a first panel portion; 311-a first side wall; 312-a first top wall; 3120-a second opening; 313-a first bottom wall; 320-a first escape port; 321-a beam section; 4-a second housing; 41-front case; 410-a second escape port; 411-a second side wall; 412-a second top wall; 413-a second bottom wall; 414-a holding sheet; 42-a second panel portion; 43-rear shell.

Detailed Description

Exemplary embodiments of the present invention will be described in detail below with reference to the accompanying drawings. If several embodiments exist, the features of these embodiments may be combined with each other without conflict. When the description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The description set forth below in the exemplary detailed description does not represent all embodiments consistent with the present invention; rather, they are merely examples of apparatus, products, and/or methods consistent with certain aspects of the invention, as recited in the claims of the invention.

The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the invention. As used in the specification and claims of this application, the singular form of "a", "an", or "the" is intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that the terms "first," "second," and the like as used in the description and in the claims of the present invention do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. Unless otherwise indicated, the terms "front," "back," "up," "down," and the like in the description of the invention are used for convenience of description and are not limited to a particular position or spatial orientation. The word "comprise" or "comprises", and the like, is an open-ended expression meaning that an element that precedes "includes" or "comprising" includes "that the element that follows" includes "or" comprises "and its equivalents, that do not preclude the element that precedes" includes "or" comprising "from also including other elements. If the utility model discloses in appear "a plurality of", its meaning indicates two and more than two.

Referring to fig. 1 to 6, an embodiment of the invention discloses an electrical connector 100 for transmitting signals.

The electrical connector 100 includes an insulative housing 1, a plurality of terminals 2 fixed on the insulative housing 1, and a first housing 3 and a second housing 4 mounted outside the insulative housing 1. The insulating body 1 is provided with a body 11, a plug end 12 extending forward from the body 11 along a mating direction, a plurality of support blocks 123 protruding forward from an end face of the plug end 12, a plug port 120 recessed in the plug end 12, and a mounting portion 13 located at a lower portion of the body 1. The terminals 2 are provided with contact portions 21 exposed in the insertion port 120 and soldering legs 23 extending downward beyond the mounting portion 13.

The first housing 3 covers the plug end 12. The second housing 4 covers the first housing 3 and the first insulating body 1. With such an arrangement, the plugging strength of the plugging end 12 is improved, and the service life of the electrical connector 100 is prolonged. Preferably, in the present embodiment, the first housing 3 and the second housing 4 are both made of a metal material. Of course, in other embodiments, the first housing 3 may be made of a material having a strength comparable to that of metal, and the second housing 4 may be made of a metal material, which may be freely selected according to actual situations and will not be described herein again.

Referring to fig. 5 to 6, the first housing 3 includes a frame portion 31 and a first plate portion 32 connected to the frame portion 31. Specifically, in the present embodiment, the frame body portion 31 and the first plate portion 32 are integrally formed by stamping, so that the overall strength of the first housing 3 is improved.

The frame portion 31 has a first side wall 311, a first opening 310 penetrating the first side wall 311, a first top wall 312, a first bottom wall 313, and a second opening 3120 penetrating the first top wall 312 and the first bottom wall 313. The two sides of the inserting end 12 are respectively provided with a projection 121 matched with the first opening 310. The upper and lower sides of the inserting end 12 are respectively provided with a retaining block 122 matched with the second opening 3120.

Specifically, in the present embodiment, the frame body portion 31 includes two first side walls 311 bent from both left and right sides of the first plate portion 32, a first ceiling wall 312 bent from the top and bottom of the first plate portion 32, and a first bottom wall 313 opposing the first ceiling wall 312. The two first side walls 311 are located on the same side of the first panel portion 22, and the first top wall 312 and the first bottom wall 313 are located on the same side of the first panel portion 32.

In this embodiment, the first opening 310 is provided on the first sidewall 311, and a plurality of the first openings 310 are provided in the vertical direction. The two second openings 3120 are respectively disposed through the first top wall 312 and the first bottom wall 313. When the first housing 3 is assembled to the inserting end 12 of the insulating housing 1, the first opening 310 is fastened and fixed with the protrusion 121, so that the inserting end 12 and the first housing 3 are relatively fixed in the vertical direction, and the second opening 3120 is fastened and fixed with the retaining block 122, so that the inserting end 12 and the first housing 3 are relatively fixed in the left-right direction. Of course, in other embodiments, the first opening 310 and the second opening 3120 may be correspondingly disposed according to specific requirements, and the number is not limited.

The first plate portion 32 is provided with a first relief port 320 penetrating along the mating direction of the electrical connector 100 and a beam portion 321 located in the first relief port 320, the socket 120 is communicated with the first relief port 320 along the mating direction of the electrical connector 100, and the support block 123 supports the beam portion 321 upward. Through the matching of the supporting block 121 and the beam portion 321, the matching of the first top wall 312 and the first bottom wall 313 with the inserting end 12 of the insulating body 1 makes the insulating body 1 and the first housing 3 relatively fixed along the up-down direction.

Referring to fig. 2 to 6, the second housing 4 includes a front housing 41 and a rear housing 43. The front housing 41 has two second side walls 411, a second top wall 412, a second bottom wall 413, a second plate 42, a second relief opening 410 matching with the first relief opening 320, and a retaining piece 414 bent and extending from the second bottom wall 413 into the insertion opening 120, wherein the retaining piece 414 retains the first housing 3 to achieve the relative limit between the first housing 3 and the second housing 4.

When the front housing 41 of the second housing 4 is mounted on the insulating body 1, the second plate portion 42 is attached to the first plate portion 32, the second top wall 412 is attached to the first top wall 312, the second bottom wall 413 is attached to the first bottom wall 313, along the butt joint direction of the electrical connector, the length of the second top wall 412 extending backwards is greater than the length of the first top wall 312 extending backwards, and the length of the second bottom wall 413 extending backwards is greater than the length of the second bottom wall 313 extending backwards, so that the second housing 4 completely covers the first housing 3, thereby ensuring that the inserting end 12 has two layers of metal protective housings, and improving the inserting strength of the inserting end 12.

To sum up, the utility model discloses electric connector 100 is through setting up the local cladding of first casing 3 insulator 1 sets up the whole cladding of second casing 4 insulator 1, just the whole cladding of second casing 4 first casing 3 to improve the grafting intensity of grafting end 12, and then improved electric connector 100's structural strength, prolonged the life of product.

The above embodiments are only used for illustrating the present invention and not for limiting the technical solutions described in the present invention, and the understanding of the present invention should be based on the technical personnel in the technical field, although the present specification has been described in detail with reference to the above embodiments, however, the skilled in the art should understand that the technical personnel in the technical field can still modify the present invention or substitute the same, and all technical solutions and modifications thereof that do not depart from the spirit and scope of the present invention should be covered within the scope of the claims of the present invention.

Claims

1. The utility model provides an electric connector (100), includes insulator (1) and fixes a plurality of terminals on insulator (1), insulator (1) is equipped with this body portion (11), from this body portion (11) extend forward grafting end (12) that form and sunken locate grafting mouth (120) of grafting end (12), a plurality of terminals (2) are equipped with expose in a plurality of contact site (21) of grafting mouth (120), its characterized in that: the connector also comprises a first shell (3) covered on the inserting end (12) and a second shell (4) arranged on the outer sides of the first shell (3) and the insulating body (1).

2. The electrical connector (100) of claim 1, wherein: the first shell (3) comprises a frame body portion (31), the frame body portion (31) is provided with a first side wall (311) and a first opening (310) penetrating through the first side wall (311), and two sides of the insertion end (12) are respectively provided with a convex block (121) matched with the first opening (310).

3. The electrical connector (100) of claim 2, wherein: the frame body portion (31) is further provided with a first top wall (312) and a first bottom wall (313) opposite to the first top wall (312), the first top wall (312) and the first bottom wall (313) are respectively provided with a second opening (3120), and the upper side and the lower side of the insertion end (12) are respectively provided with a buckling block (122) matched with the second opening (3120).

4. The electrical connector (100) of claim 3, wherein: the first shell (3) further comprises a first plate portion (32) connected with the frame body portion (31), the first plate portion (32) is connected with the first side wall (311) in a bending mode, and the two first side walls (311) are located on the same side of the first plate portion (32).

5. The electrical connector (100) of claim 4, wherein: the first plate portion (32) is connected to the first top wall (312) and the first bottom wall (313) in a bent manner, and the first top wall (312) and the first bottom wall (313) are located on the same side of the first plate portion (32).

6. The electrical connector (100) of claim 5, wherein: the first plate portion (32) is provided with a first relief opening (320), and the insertion port (120) is communicated with the first relief opening (320) along the butt joint direction of the electric connector (100).

7. The electrical connector (100) of claim 6, wherein: the first plate part (32) is further provided with a beam part (321) located below the first clearance opening (320), the inserting end (12) is provided with a supporting block (123) protruding along the butting direction of the electric connector (100), and the supporting block (123) supports the beam part (321).

8. The electrical connector (100) of claim 1, wherein: the first shell (3) partially covers the insulating body (1), the second shell (4) entirely covers the insulating body (1), and the second shell (4) entirely covers the first shell (3).

9. The electrical connector (100) of claim 1, wherein: at least one of the first housing (3) and the second housing (4) is a metal housing.

10. The electrical connector (100) of claim 1, wherein: the second shell (4) is provided with a buckling and holding piece (414) which is bent and extends towards the inside of the inserting port (120), and the buckling and holding piece (414) buckles the first shell (3).