CN202678584U - An electric connector - Google Patents
An electric connector Download PDFInfo
- Publication number
- CN202678584U CN202678584U CN 201220226760 CN201220226760U CN202678584U CN 202678584 U CN202678584 U CN 202678584U CN 201220226760 CN201220226760 CN 201220226760 CN 201220226760 U CN201220226760 U CN 201220226760U CN 202678584 U CN202678584 U CN 202678584U
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- CN
- China
- Prior art keywords
- metal shell
- insulating body
- electric connector
- latch
- connector according
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- Withdrawn - After Issue
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Abstract
The utility model discloses an electric connector comprises an insulating body and a plurality of conductive terminals arranged inside the insulating body. A connecting port is surrounded and formed by a nonmetal housing wrapped round the insulating body and the insulating body. The housing using nonmetal material does not generate electromagnetic interference to radio frequency of mobile equipment in order to guarantee calling quality so that defects of a product in the prior art are overcome. In addition, a grounding terminal inserted into the tail end of the insulating body is inserted into the connecting port and suspends on the inner wall of the nonmetal housing. When a USB plug is inserted into the connecting port, the grounding terminal contacts the housing of the USB plug in order to replace a grounding function of metal housing of a conventional product.
Description
Technical field
The utility model relates to the electric connector field technology, refers in particular to a kind of electric connector that avoids interference signal.
Background technology
In the prior art, the Micro USB socket comprises insulating body, is coated on the outer metal shell of insulating body and is accommodated in several interior conducting terminals of insulating body that this insulating body and metal shell form an interface for the grafting USB plug.The unique distinction of Micro series USB is that they have comprised metal shell, yet the metal material of shell is produced following harmful effect inevitably: when Micro USB socket and radio frequency part near the time, mutually can produce electromagnetic interference, radio frequency to mobile device (such as mobile phone) exerts an influence, thereby affects speech quality.
The utility model content
In view of this, the utility model is for the disappearance of prior art existence, and its main purpose provides a kind of electric connector, its shell adopts non-metallic material, can not produce electromagnetic interference to the radio frequency of mobile device, ensure speech quality, thereby overcome the deficiencies in the prior art.
For achieving the above object, the utility model adopts following technical scheme:
A kind of electric connector comprises insulating body and is accommodated in several conducting terminals in this insulating body, and described insulating body also is coated with a non-metal shell that can avoid interference signal outward, and this non-metal shell and insulating body enclose the formation interface.
Preferably, the both sides of described non-metal shell are provided with lug, offer fixing hole on lug, are equipped with one in this fixing hole for the leg terminal that non-metal shell is fixed on the pcb board.
Preferably, be provided with buckle structure between the binding face of described leg terminal and fixing hole inwall.
Preferably, described leg terminal is the T character form structure, is provided with hangnail in the sidewall of leg terminal, is provided with stuck point in the fixing hole of correspondence, and this hangnail is clamped on the stuck point.
Preferably, described insulating body is provided with the latch groove, and the correspondence position of non-metal shell is provided with pin hole, has been seated latch in this latch groove and the pin hole.
Preferably, described latch is the T character form structure, and the head of latch flushes with the roof of non-metal shell, and the afterbody of this latch stretches out the bottom surface of non-metal shell.
Preferably, the lateral edges of described latch is provided with the interference tooth, and this interference tooth is stung in the inwall of latch groove.
Preferably, the tail end of described insulating body is inserted with an earth terminal, and this earth terminal puts in the interface and is suspended from the internal face of non-metal shell.
Preferably, the sidewall of described insulating body is provided with an earth terminal pilot trench, the inside sidewalls of the non-metal shell of correspondence is provided be used to the groove of stepping down, described earth terminal comprises elastic contact part, holding parts and the leg section that connects successively, and rough interference point is set on holding parts, this holding parts is embedded in the earth terminal pilot trench, and interference point stings in the internal face of earth terminal pilot trench, and this elastic contact part is suspended from the groove.
Preferably, described insulating body comprises base portion and from base portion front end extended tongue piece forward, there is boss the bottom surface of this base portion to lower process, and the diapire of the non-metal shell of correspondence is provided with the breach of stepping down, and this boss extend in the breach of stepping down; And the end face both sides are provided with the gear platform before this base portion, are provided with baffle plate in the non-metal shell of correspondence, and this gear platform is blocked on the baffle plate.
The utility model compared with prior art has obvious advantage and beneficial effect, particularly, as shown from the above technical solution, it mainly is to adopt nonmetallic material to be made as shell, thereby when this electric connector socket and radio frequency part are nearer, mutually can not produce electromagnetic interference, not affect the radiofrequency signal of mobile device (such as mobile phone), thereby speech quality is good.
In addition, for this non-metal shell, set in addition an earth terminal as ground connection, when the USB plug of docking was inserted into interface, the housing contacts of this earth terminal and USB plug was to substitute the grounding function of metal shell in the existing product.
Also have, also designed the connector that latch is used as this non-metal shell and insulating body, simple in structure, it is easy to install.
Moreover this non-metal shell is connected on the pcb board by leg terminal and latch, increases and the PCB weld strength.
For more clearly setting forth architectural feature of the present utility model and effect, come the utility model is elaborated below in conjunction with accompanying drawing and specific embodiment.
Description of drawings
Fig. 1 is the assembling schematic perspective view of the embodiment of the utility model;
Fig. 2 is the bottom view of Fig. 1;
Fig. 3 is the decomposition texture schematic diagram of Fig. 1;
Fig. 4 is the stereochemical structure rearview of insulating body among the embodiment of the utility model;
Fig. 5 is the stereochemical structure rearview of non-metal shell among the embodiment of the utility model;
Fig. 6 is the sectional view of Fig. 5;
Fig. 7 is the enlarged diagram of latch among the embodiment of the utility model;
Fig. 8 is the enlarged diagram of leg terminal among the embodiment of the utility model;
Fig. 9 is the enlarged diagram of earth terminal among the embodiment of the utility model;
Figure 10 is the part mounting structure schematic diagram among the embodiment of the utility model, has hidden non-metal shell among the figure;
Figure 11 is the schematic cross-section that the integral installation structure is cut open along the lug place among the embodiment of the utility model.
The accompanying drawing identifier declaration:
10, insulating body 11, pedestal
111, boss 112, gear platform
113, earth terminal pilot trench 114, latch groove
12, tongue piece
20, non-metal shell 21, lug
211, fixing hole 212, stuck point
221,222, pin hole 23, the breach of stepping down
25, groove 26, baffle plate
261, perforation
30, conducting terminal 40, latch
41, interfere tooth 42, stitching surface
50, leg terminal 51, hangnail
60, earth terminal 61, elastic contact part
611, conflict point 62, holding parts
621, interference point 63, leg section
70, interface.
Embodiment
The socket connector of present embodiment describes as an example of Micro USB socket example, and this product is applied on the small type mobile devices such as mobile phone, and it meets the USB consortium specification.Please refer to Fig. 1 to shown in Figure 10, it has demonstrated the concrete structure of the preferred embodiment of the utility model, include insulating body 10, non-metal shell 20, several conducting terminals 30, latch 40, leg terminal 50 and an earth terminal 60, these several conducting terminals 30 are accommodated in the insulating body 10, non-metal shell 20 is coated on outside the insulating body 10, encloses to form an interface 70.The product casing of present embodiment is selected nonmetallic materials, can not produce interference effect to the radio frequency of mobile device.
At first, the front, rear, left and right relation mentioned of the utility model is all take direction shown in Figure 3 as standard.
Wherein, in conjunction with Fig. 3 and Fig. 4, described insulating body 10 is to select plastic material to be made, and this insulating body 10 comprises pedestal 11 and the tongue piece 12 that extends to form from pedestal 11 front end one.The bottom surface of this pedestal 11 is raised with boss 111 downwards.The both sides of wall are concaved with step-like gear platform 112 backward before this pedestal 11, are used for gear at non-metal shell 20.The wall penetration type is provided with earth terminal pilot trench 113 before in the wherein side of end face after the pedestal 11 to pedestal 11, and this earth terminal pilot trench 113 is in T shape, and has a breach that opens wide to the side wall surface of pedestal 11.The end face two side direction pedestals 11 bottom surface direction penetration types of this pedestal 11 are provided with latch groove 114, and this latch groove 114 is structure in T shape also, and two latch grooves 114 all have the breach that end face opens wide after the pedestal 11.
As shown in Figure 3, described conducting terminal 30 selects the good metal material of electric conductivity to be made, and in the present embodiment, the quantity of conducting terminal 30 has five, but quantity is as limit, and the shape of each conducting terminal 30 is not done restriction yet.Each conducting terminal 30 can be connected to (see figure 10) on the insulating body 10 by the mode of grafting or produced by insert molding.
Described earth terminal 60 is installed in the earth terminal pilot trench 113 of insulating body 10 sides, thereby when the USB plug of docking was inserted the socket of present embodiment, this earth terminal 60 can be butted on the housing sidewall of USB plug, is grounded effect.As shown in Figure 9, this earth terminal 60 is flaky texture, and it comprises the leg section 63 that successively connection is positioned at the elastic contact part 61 of front end, is positioned at middle holding parts 62 and is positioned at the rear end.Described holding parts 62 structures in T shape, up and down both sides are along being provided with rough interference point 621 for it, and this elastic contact part 61 extends forward from the head end of holding parts 62 and is bent into arch, and forms the point 611 of conflicting in free tail end perk.This leg section 63 forms to downward-extension from the downside edge of holding parts 62.
Described non-metal shell 20 is the hollow frame structure that front and back connect, and the outwardly lug 21 that is formed with in the left and right sides of this non-metal shell 20 is provided with the fixing hole 211 that runs through up and down in lug 21, and is provided with stuck point 212(sees Figure 11 in fixing hole 211).Described leg terminal 50 is welded on the pcb board after being plugged on this fixing hole 211, is used for realizing the location of non-metal shell 20 on pcb board.Particularly, as shown in Figure 8, these leg terminal 50 structures in T shape, the stuck point 212(that arranges corresponding to aforementioned fixing hole 211 sees Figure 11), the sidewall of this leg terminal 50 is provided with snap fit 51, and after leg terminal 50 was inserted in the fixing hole 211, this snap fit 51 was clamped on the stuck point 212, prevent that leg terminal 50 from withdrawing from easily, for follow-up welding job is provided convenience.
As shown in Figure 5, the roof of this non-metal shell 20 and diapire rear side are provided with the pin hole 221,222 that passes for latch 40 in corresponding up and down position, and this pin hole 221,222 corresponding with the latch groove 114 of aforementioned pedestal 11.Described latch 40 is used for connecting non-metal shell 20 and insulating body 10, and as shown in Figure 7, this latch 40 is also in T shape to structure, and the lateral edges of latch 40 is provided with interferes tooth 41, is used for stinging the internal face of tight latch groove 114.In addition, see Fig. 2,3 for the boss 111(of pedestal 11 bottom surfaces of aforementioned dielectric body 10), be provided with the breach 23 of stepping down in the diapire of this non-metal shell 20, thereby boss 111 can extend in the breach 23 of stepping down.
From the inside of non-metal shell 20, the gear platform 112 for the pedestal 11 front face both sides of aforementioned dielectric body 10 is provided with baffle plate 26 in the both sides, inside of this non-metal shell 20, and gear platform 112 can be blocked on the baffle plate 26.And the elastic contact part 61 for aforementioned earth terminal 60, thin the moulding groove 25 of stepping down out in a side inwall of this non-metal shell 20, this groove 25 is provided with a perforation 261 in said baffle 26, and this perforation 261 is passed for the elastic contact part 61 of earth terminal 60, and the limited location effect.
Assembling process of the present utility model can carry out as follows:
The first step, with insulating body 10 and several conducting terminals 30 process combination by produced by insert molding together;
The 3rd step was inserted into the assembly that molds the non-metal shell 20 before backward, form an interface 70 thereby enclose between the inwall of insulating body 10 and non-metal shell 20, inserted docking for the USB plug of docking.At this moment, the boss 111 of pedestal 11 bottoms of insulating body 10 is embedded in the breach 23 of stepping down of non-metal shell 20 diapires, gear platform 112 gears of pedestal 11 front face both sides are on the baffle plate 26 of non-metal shell 20 inside.
The 3rd step, after two latches 40 being passed from top to bottom successively the pin hole 222 of the latch groove 114 of pedestal 11 of pin hole 221, insulating body 10 of non-metal shell 20 top boards and non-metal shell 20 base plates, the afterbody of this latch 40 stretches out the bottom surface of non-metal shell 20, at this moment, the stitching surface 42 of latch 40 contacts with the upper surface of pedestal 11, the top of latch 40 flushes with the end face of non-metal shell 20, the interference tooth of latch 40 41 is interfered with the inwall of latch groove 114, avoids producing, packs, coming off in the process such as transportation.In actual application, the compression distance of this latch 40 can free adjustment, and the tail end of this latch 40 can be used as the DIP leg and use, it is welded in pcb board after, can prevent caducous phenomenon after the finished product welding plate.
The 4th step, with earth terminal 60 by being inserted into before backward in the set earth terminal pilot trench 113 of insulating body 10, interference point 621 on the holding parts 62 of earth terminal 60 is stung tightly and is realized spacing in earth terminal pilot trench 113 inwalls, after the elastic contact part 61 of earth terminal 60 passes the perforation 261 of baffle plate 26, be suspended from the groove 25 that forms in non-metal shell 20 sidewalls, the leg section 63 of this earth terminal 60 stretches to the product bottom and is used for being soldered to pcb board, when USB plug and this socket are used, this earth terminal 60 will with the housing contacts of USB plug, play ground connection effect.
The 5th step, with two leg terminals 50 be inserted into respectively the set fixing hole of non-metal shell 20 both sides lugs 21 211 interior after, by the top of riveting leg terminal 50, the snap fit 51 of leg terminal 50 and the stuck point 212 of fixing hole 211 are interlocked, prevent that leg terminal 50 from coming off from fixing hole 211.
In sum, design focal point of the present utility model is that it mainly is to adopt nonmetallic material to be made as shell, thereby when this electric connector socket and radio frequency part are nearer, can not produce electromagnetic interference, not affect the radiofrequency signal of mobile device (such as mobile phone), thereby speech quality is good.
In addition, for this non-metal shell, increased in addition by an earth terminal as ground connection, to substitute the grounding function of metal shell in the existing product.
Also have, also designed the connector that latch is used as this non-metal shell and insulating body, simple in structure, it is easy to install.
Moreover this non-metal shell is connected on the pcb board by leg terminal and latch, increases and the PCB weld strength.
The above, it only is preferred embodiment of the present utility model, be not that technical scope of the present utility model is imposed any restrictions, so every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any trickle modification, equivalent variations and modification that above embodiment does.
Claims (10)
1. electric connector, comprise insulating body and be accommodated in several interior conducting terminals of this insulating body, it is characterized in that: described insulating body also is coated with a non-metal shell that can avoid interference signal outward, and this non-metal shell and insulating body enclose the formation interface.
2. electric connector according to claim 1, it is characterized in that: the both sides of described non-metal shell are provided with lug, offer fixing hole on lug, are equipped with one in this fixing hole and are used for non-metal shell is fixed in leg terminal on the pcb board.
3. electric connector according to claim 2 is characterized in that: be provided with buckle structure between the binding face of described leg terminal and fixing hole inwall.
4. electric connector according to claim 3, it is characterized in that: described leg terminal is the T character form structure, is provided with hangnail in the sidewall of leg terminal, is provided with stuck point in the fixing hole of correspondence, this hangnail is clamped on the stuck point.
5. electric connector according to claim 1, it is characterized in that: described insulating body is provided with the latch groove, and the correspondence position of non-metal shell is provided with pin hole, has been seated latch in this latch groove and the pin hole.
6. electric connector according to claim 5, it is characterized in that: described latch is the T character form structure, and the head of latch flushes with the roof of non-metal shell, and the afterbody of this latch stretches out the bottom surface of non-metal shell.
7. electric connector according to claim 6, it is characterized in that: the lateral edges of described latch is provided with the interference tooth, and this interference tooth is stung in the inwall of latch groove.
8. electric connector according to claim 1, it is characterized in that: the tail end of described insulating body is inserted with an earth terminal, and this earth terminal puts in the interface and is suspended from the internal face of non-metal shell.
9. electric connector according to claim 8, it is characterized in that: the sidewall of described insulating body is provided with an earth terminal pilot trench, the inside sidewalls of the non-metal shell of correspondence is provided be used to the groove of stepping down, described earth terminal comprises elastic contact part, holding parts and the leg section that connects successively, and rough interference point is set on holding parts, this holding parts is embedded in the earth terminal pilot trench, and interference point stings in the internal face of earth terminal pilot trench, and this elastic contact part is suspended from the groove.
10. electric connector according to claim 1, it is characterized in that: described insulating body comprises base portion and from base portion front end extended tongue piece forward, there is boss the bottom surface of this base portion to lower process, the diapire of the non-metal shell of correspondence is provided with the breach of stepping down, and this boss extend in the breach of stepping down; And the end face both sides are provided with the gear platform before this base portion, are provided with baffle plate in the non-metal shell of correspondence, and this gear platform is blocked on the baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220226760 CN202678584U (en) | 2012-05-21 | 2012-05-21 | An electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220226760 CN202678584U (en) | 2012-05-21 | 2012-05-21 | An electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202678584U true CN202678584U (en) | 2013-01-16 |
Family
ID=47499461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220226760 Withdrawn - After Issue CN202678584U (en) | 2012-05-21 | 2012-05-21 | An electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202678584U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102683984A (en) * | 2012-05-21 | 2012-09-19 | 东莞市泰康电子科技有限公司 | Electric connector |
| CN106025630A (en) * | 2016-06-22 | 2016-10-12 | 富士康(昆山)电脑接插件有限公司 | Electrical connector and manufacturing method thereof |
| CN106463894A (en) * | 2014-04-17 | 2017-02-22 | 汤姆逊许可公司 | Electrical grounding component and corresponding electronic board and electronic device |
| CN108140977A (en) * | 2016-07-26 | 2018-06-08 | 华为技术有限公司 | A kind of USB females |
-
2012
- 2012-05-21 CN CN 201220226760 patent/CN202678584U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102683984A (en) * | 2012-05-21 | 2012-09-19 | 东莞市泰康电子科技有限公司 | Electric connector |
| CN102683984B (en) * | 2012-05-21 | 2014-05-07 | 东莞市泰康电子科技有限公司 | Electric connector |
| CN106463894A (en) * | 2014-04-17 | 2017-02-22 | 汤姆逊许可公司 | Electrical grounding component and corresponding electronic board and electronic device |
| CN106025630A (en) * | 2016-06-22 | 2016-10-12 | 富士康(昆山)电脑接插件有限公司 | Electrical connector and manufacturing method thereof |
| US10063014B2 (en) | 2016-06-22 | 2018-08-28 | Foxconn Interconnect Technology Limited | Electrical connector having grounding terminals serving a latching function |
| CN108140977A (en) * | 2016-07-26 | 2018-06-08 | 华为技术有限公司 | A kind of USB females |
| CN108140977B (en) * | 2016-07-26 | 2020-05-08 | 华为技术有限公司 | USB female head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130116 Effective date of abandoning: 20140507 |
|
| RGAV | Abandon patent right to avoid regrant |