CN213278482U - Electric connection plug-in - Google Patents

Electric connection plug-in Download PDF

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Publication number
CN213278482U
CN213278482U CN202022172667.3U CN202022172667U CN213278482U CN 213278482 U CN213278482 U CN 213278482U CN 202022172667 U CN202022172667 U CN 202022172667U CN 213278482 U CN213278482 U CN 213278482U
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China
Prior art keywords
terminal
tail
base
tongue
insulator
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Active
Application number
CN202022172667.3U
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Chinese (zh)
Inventor
李峰
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Qingfeng Technology Guangdong Co ltd
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Qingfeng Technology Guangdong Co ltd
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Priority to CN202022172667.3U priority Critical patent/CN213278482U/en
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Abstract

The utility model relates to the technical field of electronics, a electric connection plug-in components is disclosed, including insulator, terminal group and metal-back, wherein the insulator has the basal portion and connects tongue and afterbody preceding, the rear end in the basal portion respectively, tongue back and back level, afterbody front and basal portion front level, be close to both sides face respectively in the insulator and form a pair of terminal groove, terminal groove extends forward and runs through basal portion to the tongue in the adjacent tongue in the afterbody back from the afterbody back; the terminal group is terminal of adaptation terminal groove quantity, and the terminal has wiring section and the contact segment that fixed section and fixed section both ends link to each other respectively, and the fixed section is interfered with terminal groove both sides through the protruding thorn that the double-phase offside of fixed section had in the terminal hole of basal portion to this stabilizes the terminal in the terminal groove, has solved to simplify with this and has made technical problem, has realized reducing product cost and promotion result of use.

Description

Electric connection plug-in
Technical Field
The utility model relates to the field of electronic technology, indicate especially to provide an electricity connection plug-in components.
Background
The USB connector in the market is basically assembled by multiple parts, and the structure for adapting the parts is complex (indirect). Because structural design is not directly perceived, the tool that uses when leading to the equipment needs diversified cooperation to accomplish, especially mainly (or only) when being used for the connecting wire to be used for external socket that charges, but the electric connector of former making with the USB standard had both had the waste of material, manufacturing procedure (like signal transmission part), also had to charge indiscriminately (the terminal width is subject to the USB standard promptly) and be difficult to the adaptation fill soon, simultaneously, because the terminal is meticulous, frequent plug reduces the life of product easily, give people and use and bring the inconvenience.
Disclosure of Invention
In order to solve the above technical problems, the present invention provides an electrical connector, which uses two terminals at two edges to increase the width of the terminal without being limited by the USB standard by mainly charging; through protruding contact site, effectively promote the effect of filling soon.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
there is provided an electrical connection insert comprising an insulator, a terminal group assembled in the insulator, and a metal shell fitted around the insulator, wherein: the insulator is provided with a base part, a tongue part and a tail part, wherein the tongue part and the tail part are respectively connected with the front end and the rear end of the base part, the back surface of the tongue part is horizontal, the front surface of the tail part is horizontal with the front surface of the base part, a pair of terminal grooves are respectively formed in the insulator close to two side surfaces, and the terminal grooves extend forwards from the back surface of the tail part on the back surface of the tail part and penetrate; terminal group is adaptation terminal groove quantity terminal, and the terminal has the wiring section and the contact segment that canned paragraph and canned paragraph both ends link to each other respectively, wherein: the fixing section is in the terminal hole of the base and interferes with the two sides of the terminal groove through the convex thorns arranged on the two opposite sides of the fixing section, so that the terminal is fixed in the terminal groove.
Further preferably: the wiring section is forked to form a straight foot part and a branch foot part, the back of the tail part is provided with an expanding part at the tail end of the two terminal grooves along the inner side, the tail end of the terminal groove is used for accommodating the straight foot part, and the expanding part is used for accommodating the branch foot part.
Further preferably: the contact section is placed in the terminal groove of the tongue and the contact section has a contact strip protruding out of the front face of the tongue.
Further preferably: the fixing section further comprises a convex hull and a protruding sheet, the convex hull and the protruding sheet are arranged on the front face and the back face of the fixing section in a staggered mode respectively, and the convex hull and the protruding sheet are in interference stability with corresponding wall faces of the terminal holes in the terminal holes respectively.
Further preferably: the back of the base part is provided with at least one groove, the front of the tail part is provided with a concave part, the concave part extends forwards from the back of the tail part to one part of the base part, so that the back of the tail part is provided with an opening of the concave part, the other side of the concave part opposite to the opening of the concave part is a front wall of the concave part, and the front of the base part is provided with a gap part which is opened forwards relative to.
Further preferably: the metal shell includes an upper face and an opposing lower face, a left face and an opposing right face, wherein: the front half part of the upper surface is provided with an upper square opening part, the lower part of the upper surface is provided with a lower square opening part relative to the upper square opening part, and the rear edge close to the upper surface is punched to form an elastic clamping piece with a front opening and an inwards inclined clamping end which is matched with and abuts against the front wall of the concave part.
Further preferably: a stopping part matched with the gap part is arranged between the square opening part and the crevasse on the upper surface, and at least one elastic clamping piece is arranged on the upper surface and close to the rear edge.
Further preferably: the thickness of the tongue is equal to or less than half of the thickness of the base; the thickness of the tail part is more than one half of the thickness of the base part, but less than two thirds of the thickness of the base part
Compared with the prior art, the utility model, its profitable effect: firstly, the structure is simple, the manufacture is easy, and the product cost can be effectively reduced; and secondly, the plug-in fit is tight, the stability is good, the electric connection effect is good, the use by people is convenient, and the wide popularization and application are facilitated.
Drawings
The foregoing features, technical features, advantages and embodiments are further described in the following detailed description of the preferred embodiments, which is to be read in connection with the accompanying drawings.
Fig. 1 is a perspective view of the present embodiment.
Fig. 2 is a perspective view of another angle in the present embodiment.
Fig. 3 is an exploded view of the present embodiment.
Fig. 4 is a perspective view of the insulator in this embodiment.
Fig. 5 is a perspective view of the terminal set in the present embodiment.
Fig. 6 is a perspective view of the metal shell in this embodiment.
Fig. 7 is a sectional view of the present embodiment.
Fig. 8 is a perspective view of another metal shell with respect to fig. 6.
Fig. 9 is a perspective view of another metal shell suitable for use in place of the metal shell in fig. 1.
The reference numbers illustrate: insulator 10, base 11, groove 111, tongue 12, tongue front 121, tail 13, tail rear 131, tail rear 132, terminal groove 14, expanded portion 141, recess 15, notch 16, notch opening 161, terminal group 20, fixing segment 21, tab 211, convex hull 212, convex spine 213, wire connecting segment 22, straight leg 221, branch leg 222, contact segment 23, contact strip 231, metal shell 30, upper surface 31, square opening 311, square opening 321, break 313, recess 15, front wall 152, elastic card 314, and stop 312.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the present application. However, it will be apparent to one skilled in the art that the present application may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present application with unnecessary detail.
It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
For the sake of simplicity, only the parts relevant to the present invention are schematically shown in the drawings, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".
It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.
In the embodiments shown in the drawings, the directions (such as up, down, left, right, front, and rear) are used to explain the structure and movement of the various components of the present invention not absolutely, but relatively. These illustrations are appropriate when these components are in the positions shown in the figures. If the description of the positions of these components changes, the indication of these directions changes accordingly.
In addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.
In order to more clearly illustrate embodiments of the present invention or technical solutions in the prior art, specific embodiments of the present invention will be described below with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort.
As a specific example, as shown in fig. 1 to 9, the present embodiment provides an electrical connection connector including an insulator 10, a terminal group 20 assembled in the insulator 10, and a metal shell 30 fitted around the insulator 10, wherein:
an insulator 10 (see fig. 4 in combination) having a base 11, and a tongue 12 and a tail 13 connected to the front and rear ends of the base 11, respectively, wherein the back surface 122 of the tongue 12 is horizontal to the back surface of the base 11, and the thickness of the tongue 12 is 1/2 of the thickness of the base 11 relative to the thickness of the base 11, so that the front surface 121 of the tongue 12 is stepped relative to the base 11; the front face of the tail portion 13 is horizontal to the front face of the base portion 11, and the thickness of the tail portion 13 relative to the thickness of the base portion 11 is greater than the thickness 1/2 of the base portion 11, so that the rear face 132 of the tail portion 13 is stepped relative to the base portion 11, a pair of terminal grooves 14 are formed in the insulator 10 adjacent to both side faces, respectively, and the terminal grooves 14 extend forward from the rear face 131 of the tail portion at the rear face 132 of the tail portion and penetrate through the base portion 11 to the front face of the tongue. In this example, a recess 15 is formed in a portion of the front surface of the tail 13 extending forward from the tail rear surface 131 to the base 11, so that the tail rear surface 131 forms a recess opening 151, and the other side of the recess 15 with respect to the recess opening 151 is a recess front wall 152; a notch portion 16 is formed on the front surface of the base portion 11 forward of the recess opening 151 with respect to the opening 161.
The terminal set 20 (see fig. 5) is a pair of terminals adapted to be inserted into the pair of terminal grooves 14, and the terminal has a fixing section 21 and a connecting section (or a contact section) 22 and a contact section 23 connected to two ends of the fixing section 21, respectively. In this embodiment, the fixing section 21 is configured to be interfered with two sides of the terminal slot 14 in the terminal slot (or "terminal hole") of the base 11 by the protrusions 213 provided on two opposite sides of the fixing section 11, and to be interfered with the upper and lower surfaces of the terminal slot 14 by the protrusions 212 and the protruding pieces 211 respectively provided on the front and rear surfaces of the fixing section 21, so as to fix the terminal in the terminal slot 14; the wire connection section (or tab section) 22 is bifurcated to form a straight leg portion 221 and an inwardly flared leg portion 222;
the metal shell 30 (see fig. 6) is compliant with the USB2.0 interface standard and includes four sides (i.e., the upper side corresponds to the lower side, the left side corresponds to the right side, and the respective upper and lower edges of the left and right sides connect the respective upper and lower edges of the upper and lower sides), wherein: the front half part of the upper surface 31 is provided with a square opening part 311, the lower surface is also provided with a square opening part 321 relative to the square opening part 311, and the upper surface square opening part 311 and the lower surface square opening part 321 are both matched with elastic sheets (not shown) arranged at corresponding positions of the external docking equipment, so that the matching of the square opening part and the elastic sheets can effectively enhance the inserting and pulling force of the electric connection connector and the external docking equipment. In this example, the rear edge near the upper face 31 is stamped to form a break 313 which fits against the resilient tab 314 of the front wall 152 of the recess 15 with the front and tab ends (not labeled) inclined inward, the resilient tab 314 facilitating the loading of the insulator 10 into the metal shell and effectively preventing the insulator loaded into the metal shell from being displaced (or withdrawn) rearward; a stopper 312 of the fitting notch 16, which is concave and convex outward, is formed between the square opening 311 and the break 313 by punching, and the stopper 312 prevents the insulator 10 fitted into the metal shell 30 from being displaced (or removed) forward.
In the above embodiment, the upper surface 31 of the metal shell 30 (see fig. 8 and 9 in combination) is provided with two elastic clamping pieces 314 which are arranged in the rear row and have inward inclined clamping ends formed by punching the crevasses 313 near the rear edge.
In the above embodiment, at least one rear open groove 111 is formed on the back surface of the base 11 of the insulator (see fig. 4), and an expanded portion 141 is formed on the back surface 132 of the tail portion along the inner side of the end of the terminal slot 14, so as to receive the straight leg portion 221 and the branch leg portion 222 of the wire connecting section (or tab section) 22; the contact section 23 is located in the terminal groove 14 of the tongue 12 and the contact section 23 is provided with a contact strip 231 protruding from the tongue front surface 121, and the contact strip 231 is beneficial to maintaining good electrical performance when contacting with an external docking device.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or recited in detail in a certain embodiment.
It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (8)

1. An electric connection plug-in unit, including the insulator and assemble terminal group in the insulator and cover the metal shell around the insulator, characterized by that: the insulator is provided with a base part, a tongue part and a tail part, wherein the tongue part and the tail part are respectively connected with the front end and the rear end of the base part, the back surface of the tongue part is horizontal, the front surface of the tail part is horizontal with the front surface of the base part, a pair of terminal grooves are respectively formed in the insulator close to two side surfaces, and the terminal grooves extend forwards from the back surface of the tail part on the back surface of the tail part and penetrate; the terminal group is the terminal of adaptation terminal groove quantity, and the terminal has the wiring section and the contact segment that fixed section and fixed section both ends link to each other respectively, and the fixed section is interfered with terminal groove both sides through the protruding thorn that the two opposite sides of fixed section had in the terminal hole of basal portion to this with the terminal firm in the terminal groove.
2. The electrical connection insert of claim 1, wherein: the wiring section is forked to form a straight foot part and a branch foot part, the back of the tail part is provided with an expanding part at the tail end of the two terminal grooves along the inner side, the tail end of the terminal groove is used for accommodating the straight foot part, and the expanding part is used for accommodating the branch foot part.
3. The electrical connection insert of claim 2, wherein: the contact section is placed in the terminal groove of the tongue and the contact section has a contact strip protruding out of the front face of the tongue.
4. The electrical connection connector as in claim 3, wherein: the fixing section further comprises a convex hull and a protruding sheet, the convex hull and the protruding sheet are arranged on the front face and the back face of the fixing section in a staggered mode respectively, and the convex hull and the protruding sheet are in interference stability with corresponding wall faces of the terminal holes in the terminal holes respectively.
5. The electrical connection connector as in claim 4, wherein: the back of the base part is provided with at least one groove, the front of the tail part is provided with a concave part, the concave part extends forwards from the back of the tail part to one part of the base part, so that the back of the tail part is provided with an opening of the concave part, the other side of the concave part opposite to the opening of the concave part is a front wall of the concave part, and the front of the base part is provided with a gap part which is opened forwards relative to.
6. The electrical connection connector as in claim 5, wherein: the metal shell includes an upper face and an opposing lower face, a left face and an opposing right face, wherein: the front half part of the upper surface is provided with an upper square opening part, the lower part of the upper surface is provided with a lower square opening part relative to the upper square opening part, and the rear edge close to the upper surface is punched to form an elastic clamping piece with a front opening and an inwards inclined clamping end which is matched with and abuts against the front wall of the concave part.
7. The electrical connection insert of claim 6, wherein: a stopping part matched with the gap part is arranged between the square opening part and the crevasse on the upper surface, and at least one elastic clamping piece is arranged on the upper surface and close to the rear edge.
8. The electrical connection connector as in claim 7, wherein: the thickness of the tongue is equal to or less than half of the thickness of the base; the thickness of the tail portion is greater than one-half of the thickness of the base portion, but less than two-thirds of the thickness of the base portion.
CN202022172667.3U 2020-09-28 2020-09-28 Electric connection plug-in Active CN213278482U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022172667.3U CN213278482U (en) 2020-09-28 2020-09-28 Electric connection plug-in

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022172667.3U CN213278482U (en) 2020-09-28 2020-09-28 Electric connection plug-in

Publications (1)

Publication Number Publication Date
CN213278482U true CN213278482U (en) 2021-05-25

Family

ID=75946102

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022172667.3U Active CN213278482U (en) 2020-09-28 2020-09-28 Electric connection plug-in

Country Status (1)

Country Link
CN (1) CN213278482U (en)

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