CN203774514U - Electrical connector - Google Patents
Electrical connector Download PDFInfo
- Publication number
- CN203774514U CN203774514U CN201420089203.8U CN201420089203U CN203774514U CN 203774514 U CN203774514 U CN 203774514U CN 201420089203 U CN201420089203 U CN 201420089203U CN 203774514 U CN203774514 U CN 203774514U
- Authority
- CN
- China
- Prior art keywords
- electric connector
- insulating body
- terminal
- plastic parts
- interface
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides an electrical connector mounted on a circuit board. The electrical connector comprises an insulation body, a plurality of terminals received inside the insulation body, and first plastic components which are injection molded with the terminals and assembled on the insulation body. Gaps are formed between the first plastic components and the insulation body. The electrical connector also comprises second plastic components injection molded with the insulation body, the terminals and the first plastic components so as to fill in the gaps.
Description
Technical field
The utility model relates to a kind of electric connector, relates in particular to a kind of electric connector being installed on circuit board.
Background technology
Along with the fast development of electronic technology, electric connector is widely used in electronic product, with outer equipment exchange information, data etc.Electric connector generally comprises insulating body and is contained in the some terminals in described insulating body.In order to meet electronic product steady signal transmission, requirement that efficiency of transmission is high, now need to ensure that the structural stability of electric connector and docking stability are all stronger.
But existing electric connector is not only assembled complexity, taken time and effort, dustproof and waterproof effect is poor simultaneously, to such an extent as to more dust or water are not easy to clean after falling in electric connector, and then causes electric connector spoilage to rise; In addition, the terminal part of existing electric connector is exposed in air, thus have foreign matter touch conduction danger peace problem occur.
In view of this, be necessary existing electric connector to be improved, to address the above problem.
Utility model content
The purpose of this utility model is to provide a kind of electric connector, this electric connector not only easy to assembly, dustproof and waterproof effect is better, simultaneously fail safe is higher.
For realizing above-mentioned utility model object, the utility model provides a kind of electric connector, comprising:
Insulating body, the installed surface that is formed with interface on described insulating body and is oppositely arranged with described interface, some terminal containing slots are through to described installed surface from described interface;
Some terminals, correspondence is contained in described some terminal containing slots; And
With described some terminal ejection formations and be assembled in the first plastic parts on described insulating body, between described the first plastic parts and described insulating body, be formed with gap;
Wherein, described electric connector also comprises with described insulating body, some terminals and the first plastic parts ejection formation to fill up second plastic parts in described gap.
As further improvement of the utility model, described some terminals are divided at least two groups, and every group of terminal is all roughly L-type along the thickness direction of described insulating body and arranges.
As further improvement of the utility model, described terminal comprises the contact site that is contained in described terminal containing slot, perpendicular to the weld part of described contact site setting and connect the connecting portion of described contact site and described weld part, described the first plastic parts ejection formation is on described connecting portion and described weld part.
As further improvement of the utility model, at least one side of described contact site convexes with hangnail, convexes with to hold the projection of spacing described hangnail at least one madial wall of described terminal containing slot.
As further improvement of the utility model, the projection in the other direction of the insertion from the installed surface of described insulating body along described terminal has some projections, and each projection is all between adjacent two described terminal containing slots, and described projection is arranged on described projection.
As further improvement of the utility model, have for the host cavity of accommodating butt connector towards described installed surface depression from described interface, described host cavity is connected with described terminal containing slot, protrudes into described host cavity and docks with butt connector for described terminal.
As further improvement of the utility model, at least one madial wall of described host cavity is concaved with in case the fool proof groove that described electric connector and butt connector misplug, and described fool proof groove is square or is semicircle.
As further improvement of the utility model, on described interface, depression has some grooves, and described some grooves are through to described installed surface and are positioned at a side of described host cavity from described interface.
The beneficial effects of the utility model are: electric connector of the present utility model by be provided with terminal ejection formation and be assembled in the first plastic parts on insulating body and with the second plastic parts of insulating body, terminal and the first plastic parts ejection formation, thereby described the second plastic parts can fill up the gap being formed between described the first plastic parts and described insulating body, so not only easy to assembly, dustproof and waterproof effect is better, also do not have the danger peace problem generation that foreign matter touches conduction, fail safe is higher simultaneously.
Brief description of the drawings
Fig. 1 is the stereogram of the utility model electric connector.
Fig. 2 is another visual angle stereogram of electric connector shown in Fig. 1.
Fig. 3 is the exploded view of electric connector shown in Fig. 2.
Fig. 4 is the stereogram of insulating body shown in Fig. 3.
Fig. 5 is another visual angle stereogram of insulating body shown in Fig. 4.
Fig. 6 is the stereogram after the first plastic parts shown in Fig. 3 and terminal ejection formation.
Fig. 7 is the stereogram of terminal shown in Fig. 6.
Fig. 8 is after the first plastic parts shown in Fig. 6 and terminal ejection formation and is assembled in the stereogram on insulating body.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Refer to shown in Fig. 1 to Fig. 3, electric connector 100 of the present utility model is upper in order to be welded to circuit board (not shown), and with the cooperation that connects of corresponding butt connector (not shown).Described electric connector 100 comprises insulating body 10, be contained in some terminals 20 in described insulating body 10, with described some terminal 20 ejection formations and be assembled in the first plastic parts 30 on described insulating body 10 and with the second plastic parts 40 of described insulating body 10, some terminals 20 and the first plastic parts 30 ejection formations.
Refer to shown in Fig. 4 and Fig. 5 the installed surface 12 that is formed with interface 11 on described insulating body 10 and is oppositely arranged with described interface 11.Some terminal containing slots 13 are through to described installed surface 12 from described interface 11, for accommodating described some terminals 20.Diapire 102 and the left side wall 103 that is connected described roof 101 and diapire 102, right side wall 104 and assembly wall 105 that described insulating body 10 comprises roof 101, is oppositely arranged with described roof 101, described installed surface 12 is positioned on described assembly wall 105, and described some terminal containing slots 13 front and back are run through described assembly wall 105 and arranged.
On at least one madial wall of described terminal containing slot 13, convex with projection 14.Insertion from described assembly wall 105 along described terminal 20 outside projection in the other direction has some projections 15, each projection 15 is all between adjacent two described terminal containing slots 13, with by spaced apart adjacent two butts 20, and described protruding 14 be arranged on described projection 15.Insertion opposite direction from described assembly wall 105 along described terminal 20 also outside projection has locating piece 19, and described locating piece 19 arranges near described diapire 102, and the centre position place of described locating piece 19 depression has a U-shaped groove 191.
Be recessed to form for the host cavity 16 of accommodating butt connector towards described installed surface 12 from described interface 11, described host cavity 16 is connected with described terminal containing slot 13, protrudes into described host cavity 16 and docks with butt connector for described terminal 20.Described host cavity 16 is jointly enclosed and forms by described roof 101, diapire 102, left side wall 103, right side wall 104 and assembly wall 105, and described host cavity 16 is opened on described interface 11.In present embodiment, between described roof 101 and diapire 102, be also provided with three spaced walls 106, to make described host cavity 16 be separated into four.
On at least one madial wall (comprising roof 101, diapire 102, left side wall 103, right side wall 104 and spaced walls 106) of each described host cavity 16, be concaved with in case the fool proof groove 17 that described electric connector 100 and butt connector misplug, described fool proof groove 17 is square or semicircle.In present embodiment, on described left side wall 103, right side wall 104, spaced walls 106 and diapire 102, be all formed with described fool proof groove 17, and the setting that is square of described fool proof groove 17.
Described insulating body 10 also comprises that described interface 11 is also formed on described protuberance 18 from the upwards protuberance 18 of projection of described roof 101.On described protuberance 18, offer some grooves 181, and described some grooves 181 are through to described installed surface 12 and are positioned at a side of described host cavity 16 from described interface 11.On the madial wall of close described roof 101 1 sides of described groove 181, be formed with stage portion 182, so that described electric connector 100 is clasped mutually with butt connector, thereby can ensure described electric connector 100 and butt connector is stable docks.Certainly, described groove 181 also can be designed to only be opened on described interface 11, or described groove 181 structures also can will not design according to actual needs.
Refer to Fig. 6 to Fig. 8 and in conjunction with shown in Fig. 1 and Fig. 2, described some terminal 20 correspondences are contained in described some terminal containing slots 13.Described some terminals 20 are divided into eight groups, and each described host cavity 16 is interior all contains two groups of terminals 20.Every group of terminal 20 is all roughly L-type along the thickness direction of described insulating body 10 arranges, and every group of terminal 20 respectively with described first plastic parts 30 ejection formations.Described terminal 20 comprises contact site 21, the weld part 23 arranging perpendicular to described contact site 21 being contained in described terminal containing slot 13 and connects the connecting portion 22 of described contact site 21 and described weld part 23.In present embodiment, every group of terminal 20 includes four butt, and the contact site 21 of four butt 20 arranges along the short transverse order of described insulating body 10, and the weld part 23 of four butt 20 is arranged along the grafting direction order of described electric connector 100.
At least one side convex of described contact site 21 is provided with hangnail 211, thereby be contained in described terminal containing slot 13 when interior at described contact site 21, can be spacing by holding of described hangnail 211 and described protruding 14, described terminal 20 is stable in described terminal containing slot 13.Described projection 15 is between upper and lower two butt 20, and on the one hand in order to hold and to coordinate mutually with described hangnail 211, stability is better; In order to by spaced apart upper and lower two butt 20, ensure between upper and lower two butt 20 noiseless on the other hand.Described contact site 21 also part protrudes into described host cavity 16, so that dock with butt connector.
The shape of each described terminal 20 is all roughly L-type, and the physical dimension of the connecting portion 22 of the terminal 20 of placing near described insulating body 10 diapires 102 in every group of terminal 20 is less, to make the corner between corresponding contact site 21 and weld part 23 roughly be 90 degree, and the physical dimension of the connecting portion 22 of other three terminals 20 of placing away from described insulating body 10 diapires 102 increases gradually, to make the corner between corresponding contact site 21 and weld part 23 present oblique angle or R angle, such design can reduce transmission path in the time of electric current or signal transmission, and then reduces the wastage.Described locating piece 19 is positioned at contact site 21 belows of the terminal 20 of placing near described insulating body 10 diapires 102, and described U-shaped groove 191 is between two groups of terminals 20.
Described the first plastic parts 30 ejection formations are on described contact site 21, described connecting portion 22 and described weld part 23, and described connecting portion 22 is all coated.Described the first plastic parts 30 and described terminal 20 ejection formations are also assembled in after described insulating body 10, between described the first plastic parts 30 and described insulating body 10, are formed with gap 50.Described the second plastic parts 40 ejection formations are to fill up described gap 50 between described insulating body 10 and described the first plastic parts 30, and in present embodiment, described the second plastic parts 40 also fills up described U-shaped groove 191.
Described the second plastic parts 40 not only can all fill up assembly clearance, strengthen dustproof and waterproof effect, also can increase the retain strength between described insulating body 10 and described terminal 20 simultaneously, ensure the docking stability of the utility model electric connector 100, in addition, described the first plastic parts 30 and the second plastic parts 40 are all wrapped by the remainder outside part contact site 21 and the part weld part 23 of terminal 20, and then do not have the danger peace problem that foreign matter touches conduction and occur, and fail safe is higher.
The assemble method of the utility model electric connector 100 mainly comprises the following steps:
One insulating body 10 is provided, in this insulating body 10, is provided with some terminal containing slots 13;
Some terminals 20 are provided, and these some terminal 20 correspondences are contained in described some terminal containing slots 13;
One first plastic parts 30 is provided, these first plastic parts, 30 elder generations and described some terminal 20 ejection formations, then assemble with described insulating body 10;
One second plastic parts 40 is provided, after described the first plastic parts 30 has been assembled with insulating body 10, this second plastic parts 40 again and described insulating body 10, some terminals 20 and the first plastic parts 30 ejection formations to fill up the gap 50 between described insulating body 10 and described the first plastic parts 30.
In sum, electric connector 100 of the present utility model is by being provided with described the first plastic parts 30 and described the second plastic parts 40, thereby described the second plastic parts 40 not only can all fill up assembly clearance 50, strengthen dustproof and waterproof effect, also can increase the retain strength between described insulating body 10 and described terminal 20 simultaneously, ensure the docking stability of the utility model electric connector 100, in addition, described the first plastic parts 30 and the second plastic parts 40 are all wrapped by the remainder outside part contact site 21 and the part weld part 23 of terminal 20, and then do not have foreign matter touch conduction danger peace problem occur, fail safe is higher.
Above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not depart from the spirit and scope of technical solutions of the utility model.
Claims (8)
1. an electric connector, comprising:
Insulating body, the installed surface that is formed with interface on described insulating body and is oppositely arranged with described interface, some terminal containing slots are through to described installed surface from described interface;
Some terminals, correspondence is contained in described some terminal containing slots; And
With described some terminal ejection formations and be assembled in the first plastic parts on described insulating body, between described the first plastic parts and described insulating body, be formed with gap;
It is characterized in that: described electric connector also comprises with described insulating body, some terminals and the first plastic parts ejection formation to fill up second plastic parts in described gap.
2. electric connector according to claim 1, is characterized in that: described some terminals are divided at least two groups, and every group of terminal is all roughly L-type along the thickness direction of described insulating body and arranges.
3. electric connector according to claim 2, it is characterized in that: described terminal comprises the contact site that is contained in described terminal containing slot, perpendicular to the weld part of described contact site setting and connect the connecting portion of described contact site and described weld part, described the first plastic parts ejection formation is on described connecting portion and described weld part.
4. electric connector according to claim 3, is characterized in that: at least one side of described contact site convexes with hangnail, convexes with to hold the projection of spacing described hangnail at least one madial wall of described terminal containing slot.
5. electric connector according to claim 4, it is characterized in that: the installed surface from described insulating body has some projections along the insertion projection in the other direction of described terminal, each projection is all between adjacent two described terminal containing slots, and described projection is arranged on described projection.
6. electric connector according to claim 1, it is characterized in that: have for the host cavity of accommodating butt connector towards described installed surface depression from described interface, described host cavity is connected with described terminal containing slot, protrudes into described host cavity and docks with butt connector for described terminal.
7. electric connector according to claim 6, is characterized in that: at least one madial wall of described host cavity is concaved with in case the fool proof groove that described electric connector and butt connector misplug, and described fool proof groove is square or is semicircle.
8. electric connector according to claim 6, is characterized in that: on described interface, depression has some grooves, and described some grooves are through to described installed surface and are positioned at a side of described host cavity from described interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420089203.8U CN203774514U (en) | 2014-02-28 | 2014-02-28 | Electrical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420089203.8U CN203774514U (en) | 2014-02-28 | 2014-02-28 | Electrical connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203774514U true CN203774514U (en) | 2014-08-13 |
Family
ID=51291667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420089203.8U Expired - Fee Related CN203774514U (en) | 2014-02-28 | 2014-02-28 | Electrical connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203774514U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104810646A (en) * | 2015-04-02 | 2015-07-29 | 凡甲电子(苏州)有限公司 | Plug connector and electric connector combination |
| CN104882704A (en) * | 2014-02-28 | 2015-09-02 | 凡甲电子(苏州)有限公司 | Electric connector and assembling method thereof |
| CN107819216A (en) * | 2016-09-13 | 2018-03-20 | 广濑电机株式会社 | Circuit board electrical connector |
| CN107819228A (en) * | 2016-09-13 | 2018-03-20 | 广濑电机株式会社 | Female electric connector, male form electric connector and electric connector assembly |
-
2014
- 2014-02-28 CN CN201420089203.8U patent/CN203774514U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104882704A (en) * | 2014-02-28 | 2015-09-02 | 凡甲电子(苏州)有限公司 | Electric connector and assembling method thereof |
| CN104810646A (en) * | 2015-04-02 | 2015-07-29 | 凡甲电子(苏州)有限公司 | Plug connector and electric connector combination |
| CN107819216A (en) * | 2016-09-13 | 2018-03-20 | 广濑电机株式会社 | Circuit board electrical connector |
| CN107819228A (en) * | 2016-09-13 | 2018-03-20 | 广濑电机株式会社 | Female electric connector, male form electric connector and electric connector assembly |
| CN107819216B (en) * | 2016-09-13 | 2020-12-29 | 广濑电机株式会社 | Electrical connector for circuit board |
| CN107819228B (en) * | 2016-09-13 | 2021-10-12 | 广濑电机株式会社 | Female electrical connector, male electrical connector, and electrical connector assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20180228 |