CN202772334U - Electrical connector - Google Patents
Electrical connector Download PDFInfo
- Publication number
- CN202772334U CN202772334U CN 201220471835 CN201220471835U CN202772334U CN 202772334 U CN202772334 U CN 202772334U CN 201220471835 CN201220471835 CN 201220471835 CN 201220471835 U CN201220471835 U CN 201220471835U CN 202772334 U CN202772334 U CN 202772334U
- Authority
- CN
- China
- Prior art keywords
- shielding casing
- electric connector
- main body
- waterproof case
- fixing feet
- 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 discloses an electrical connector. The electrical connector comprises an insulating main body, multiple electric conducting terminals fixed on the insulating main body, and a shielding shell sleeved on the periphery of the insulating main body, wherein the insulating main body comprises a main body and a tongue plate extending forwards from the main body, the shielding shell surrounds the tongue plate therein so as to form a butt joint chamber, the shielding shell is provided with two openings and two front fixing pins extending downwards from the two opening parts, and the shielding shell is further provided with two buckling holes. The electrical connector further comprises a cover board covering the shielding shell, and a waterproof housing coating the periphery of the shielding shell and the cover board, wherein the cover board comprises two protruding parts protruding outwards so as to correspond to the two buckling holes on the shielding shell, and the waterproof housing comprises two filing parts for correspondingly sealing and filling the two openings on the shielding shell. The electrical connector has better waterproof effect, and the manufacturing process is relatively simple and convenient.
Description
Technical field
The utility model relates to a kind of electric connector, relates in particular to a kind of have waterproof construction and the comparatively easy electric connector of manufacturing.
Background technology
Chinese patent CN201120234933.9 has disclosed a kind of electric connector, comprise terminal base, in-molded several terminals on terminal base, be coated on the first insulation shell of terminal base week side, be closed in the second insulation shell and the in-molded metal shell on the first insulation shell of the first insulation shell rear end, the first insulation shell front surface is offered a spliced eye backward, metal shell comprises that the both sides punching press that makes progress is formed with respectively the corresponding putting part of the upper casing of putting part and both sides and offers respectively the lower casing of wearing groove, upper casing and lower casing are tabular and weld together, and wear groove and are communicated with spliced eye; Comprise that also two are helped weld tabs, these the first insulation shell upper surface both sides are run through and are offered assembling grove downwards, help weld tabs to pass assembling grove and its lower end is exposed to outside the first insulation shell.Existing this electric connector has certain water-proof function, but since two to help weld tabs and metal shell be discrete each other structure, and insulation shell is comprised of the first insulation shell that is coated on terminal base week side and the second insulation shell of being closed in the first insulation shell rear end, therefore the number of components of this electric connector is more, manufacture process is more loaded down with trivial details, and cost is also higher.
The utility model content
Technical problem to be solved in the utility model is to overcome the existing deficiency of above-mentioned prior art, and proposes a kind of electric connector, and it is comparatively easy to have preferably waterproof effect and manufacture process.
The utility model proposes a kind of electric connector for above-mentioned technical problem, a shielding casing that comprises an insulating body, is fixed on a plurality of conducting terminals on this insulating body and is set in this insulating body periphery, this insulating body comprises a main body and by this main body extended hyoplastron forward, this shielding casing is enclosed in this hyoplastron wherein to form a docking chamber, this shielding casing is provided with at least one opening and by the downward extended at least one fixing feet of this at least one opening part, also is provided with at least one clasp hole on this shielding casing; This electric connector also comprises and covers the cover plate on this shielding casing and be overmolded onto this shielding casing and a waterproof case of this cover plate periphery, this cover plate has outwardly at least one lug boss and seals at least one clasp hole on this shielding casing with correspondence, and this waterproof case has at least one filling part and fills at least one opening on this shielding casing with the correspondence sealing.
This waterproof case is coated on the periphery of this shielding casing, the rear wall that it has a roof, a diapire, is connected to the two side between this roof and this diapire and is positioned at the rear end.
Be formed with at least one location hole on the diapire of this waterproof case so that the location to be provided when Overmolded this waterproof case.
The outer surface of the two side of this waterproof case is formed with respectively a vertical groove.
At least one fixing feet passage that the corresponding at least one fixing feet that is formed with this shielding casing of confession passes downwards on this waterproof case and a plurality of terminal channels that pass for described a plurality of conducting terminals.
This at least one opening is connected with this docking chamber, and this at least one fixing feet is that at least one opening part from this shielding casing goes out through the backward downward-extension of punching press.
The inner surface of the filling part of this waterproof case is concordant with the inner surface of this shielding casing.
This shielding casing comprise a roof, a diapire and be connected to this roof and this diapire between the two side.
Described at least one fixing feet is arranged on two front fixing feet of this shielding casing front part sides, and the both sides, rear portion of this shielding casing are also extended two rear fixing feet downwards.
The main body of this insulating body is provided with at least one groove and at least one location division; Also be provided with at least one buckle arm corresponding with this groove and at least one detent corresponding with this location division on this shielding casing.
Compared with prior art, electric connector of the present utility model, by covering a cover plate at shielding casing with sealing clasp hole, reshaping one waterproof case surrounds from outside one and covers this shielding casing and this cover plate, and it is comparatively easy to have preferably waterproof effect and a manufacturing; Again by extend downwards from this shielding casing one with prior art help the suitable fixing feet of weld tabs, can reduce number of spare parts and simplify manufacturing step.
Description of drawings
Fig. 1 and Fig. 2 are the stereograms of two different visual angles of the utility model electric connector one preferred embodiment.
Fig. 3 is the vertical view of this preferred embodiment.
Fig. 4 be among Fig. 3 along A-A to cross section view.
Fig. 5 is the preliminary stereogram that decomposes of electric connector shown in Figure 1.
Fig. 6 is the stereogram that electric connector shown in Figure 1 further decomposes.
Fig. 7 is the stereogram that electric connector shown in Figure 1 further decomposes again.
Fig. 8 is electric connector shown in Figure 1 and the three-dimensional exploded view of a corresponding printed circuit board (PCB).
Fig. 9 is the stereogram that electric connector shown in Figure 1 is combined with printed circuit board (PCB).
Embodiment
Below in conjunction with accompanying drawing, the utility model is given further elaboration.
Referring to Fig. 1 to Fig. 4, a preferred embodiment of the utility model electric connector 10 comprises: an insulating body 1, be fixed on five conducting terminals 2 on this insulating body 1, be set in a shielding casing 3 of this insulating body 1 periphery, a waterproof case 6 that covers a cover plate 5 of these shielding casing 3 tops and be overmolded onto this shielding casing 3 and cover plate 5 peripheries.
Referring to Fig. 7, this insulating body 1 adopts insulating material integrated injection molding to make, and comprises a main body 11 and by this main body 11 extended hyoplastron 12 forward.The bottom of this main body 11 is provided with some installations and uses groove 111 and outwardly location division 112.The lower surface of this hyoplastron 12 is provided with some accepting grooves 121 that extend along fore-and-aft direction.
These five conducting terminals 2 adopt the metal material punching press to be bent into, and are fixed on this insulating body 1 by burying forming technique.Each conducting terminal 2 comprises a docking part 21 and a weld part 22, and these docking section 21 correspondences are housed in the accepting groove 121 of this insulating body 1, and this weld part 22 stretches out backward from the bottom of the main body 11 of this insulating body 1.
Referring to Fig. 4, Fig. 6 and Fig. 7, this shielding casing 3 is to adopt the metal material integrated punching to be bent into, and it is set in the periphery of this insulating body 1 and surrounds formation one docking chamber 4 in the periphery of hyoplastron 12.This shielding casing 3 comprises a roof 31, a diapire 33 and is connected to two side 32 between this roof 31 and this diapire 33.The front part sides of this sidewall 32 and both sides, rear portion are extended respectively fixing feet 36 behind two front fixing feet 35 and two downwards, and this two rear fixing feet 36 can be omitted in other possible embodiment.The front portion of this roof 31 is provided with two clasp holes 311 and two buckle projections 312, wherein two buckle projections 312 lay respectively at the front position place in two clasp holes 311, these two clasp holes 311 and two buckle projections 312 match can with a butt connector on the grab (not shown) securely clasp be in the same place.Wherein this shielding casing 3 is formed with two openings 34 in the position corresponding to two front fixing feet 35, and this two opening 34 is connected with this docking chamber 4, and these two front fixing feet 35 are to bend backward downward-extension by the sheet metal in this two opening 34 through punching press to form.Be formed with a joint close 331 on this diapire 33.The rear end of the diapire 33 of this shielding casing 3 also is provided with two buckle arms 37 and two detents 38, these two buckle arms 37 match with groove 111 on this insulating body 1, these two detents 38 match with the location division 112 on this insulating body 1, thereby this shielding casing 3 can be fixed to the periphery of this insulating body 1.
Referring to Fig. 5 to Fig. 7, this cover plate 5 adopts the metal material punching press to make, and it is a slab construction, and this cover plate 5 is provided with and projects upwards two lug bosses 51 that are the indent evagination.This cover plate 5 is by the corresponding front portion that fixedly covers the roof 31 of this shielding casing 3 of the mode of laser welding, two the clasp holes 311 of these two lug bosses 51 on can corresponding this shielding casing 3 of sealing, thus it is inner and stop the plastic material of melting to enter into docking 4 inside, chamber when the moulding waterproof case 6 to prevent that extraneous water droplet from entering into the electronic equipment (not shown) from docking chamber 4 via clasp hole 311.
Referring to Fig. 4 to Fig. 7, this waterproof case 6 is overmolded onto the periphery of this shielding casing 3 and cover plate 5, the rear wall 65 that it has a roof 61, a diapire 63, is connected to the two side 62 between this roof 61 and the diapire 63 and is positioned at the rear end, thus reach the purpose that seals shielding casing 3 in all directions except 4 front openings of docking chamber.This waterproof case 6 also has by inwardly protruded two filling parts 64 of the inner surface between diapire 63 and the sidewall 62.These two filling parts 64 can corresponding be filled in opening 34 places on this shielding casing 3, thereby can prevent that extraneous water droplet from entering into electronic equipment internal from docking chamber 4 via opening 34.Preferably, the inner surface of these two filling parts 64 is concordant with the inner surface of this shielding casing 3, holds the effect of this shielding casing 3 and can not cause to the grafting of electric connector 10 any adverse influence thereby both can play.Be formed with two perforates 611 corresponding with two lug bosses 51 of this cover plate 5 on this roof 61.The outer surface of these two sidewalls 62 is formed with respectively a vertical groove 621 of up/down perforation, and it can be clamped in for the injection mold (not shown) both sides of this shielding casing 3 when moulding waterproof case 6; In addition, the bottom of this waterproof case 6 corresponding fixing feet passage 622 that passes downwards for fixing feet 36 behind two front fixing feet 35 of this shielding casing 3 and two that is formed with respectively.Be formed with two location holes 631 on this diapire 63, provide the location when this waterproof case 6 of moulding with the reference column that cooperates injection mold; Be formed with the respectively corresponding a plurality of terminal channels 633 that pass backward of the described a plurality of conducting terminals 2 of confession on this diapire 63, these terminal channels 633 connect backward to this rear wall 65.Also be formed with two perforates 651 of this diapire 64 of downward perforation on this rear wall 65.
The manufacturing assembling process of the utility model electric connector 10 roughly comprises: these conducting terminals 2 of punch forming; Periphery at these conducting terminals 2 adopts this insulating body 1 of burying forming technological forming; Molded this shielding casing 3 of bending stamping, and this shielding casing 3 covers are set to the periphery of this insulating body 1; This cover plate 5 of punch forming, and this cover plate 5 is attached to the top of this shielding casing 3, with laser cover plate 5 is welded and fixed to this shielding casing 3 again; Last again at the plastic material of this shielding casing 3 with the periphery injection melting of cover plate 5, Overmolded this waterproof case 6 of one.
Need to prove that although in the above-described embodiments, shielding casing 3 and cover plate 5 all adopt metal material to make, in other embodiment, they also can adopt through the nonmetallic materials after the electroplating processes and make.Opening 34 on the shielding casing 3, front fixing feet 35, clasp hole 311, buckle arm 37 and detent 38 isostructural quantity are not necessarily two in addition, also can be one or more, and suitable adjustment also can be done in its position in addition.
Referring to Fig. 8 and Fig. 9, in actual applications, electric connector 10 of the present utility model is that correspondence is assembled on the circuit board 20, be provided with welding hole 202 and five terminal pads 203 behind two the front welding holes 201, two on this circuit board 20, front fixing feet 35 in the electric connector 10 and rear fixing feet 36 can correspondingly be inserted and be welded in front welding hole 201 and the rear welding hole 202, thereby electric connector 10 firmly can be fixed on the circuit board 20; The weld part 22 of the conducting terminal 2 in the electric connector 10 can post and be welded on the corresponding terminal pad 203.
Compared with prior art, the beneficial effect of electric connector of the present utility model comprises: by covering a cover plate 5 at shielding casing 3 with sealing clasp hole 311, again at shielding casing 3 and the Overmolded waterproof case 6 of cover plate 5 periphery one, can seal up the gap on the shielding casing 3, thereby prevent that extraneous water droplet from penetrating on the circuit board 20 via each gap from the docking chamber 4 of electric connector 10, has preferably waterproof effect; Extend integratedly front fixing feet 35 and rear fixing feet 36 downwards by the side from this shielding casing 3 in addition, can reduce the quantity of parts, make manufacture process become comparatively easy.
Foregoing; it only is preferred embodiment of the present utility model; be not be used to limiting embodiment of the present utility model; those of ordinary skills are according to main design of the present utility model and spirit; protection range of the present utility model can carry out very easily corresponding flexible or modification, so should be as the criterion with the desired protection range of claims.
Claims (10)
1. electric connector, a shielding casing that comprises an insulating body, is fixed on a plurality of conducting terminals on this insulating body and is set in this insulating body periphery, this insulating body comprises a main body and by this main body extended hyoplastron forward, it is characterized in that, this shielding casing is enclosed in this hyoplastron wherein to form a docking chamber, this shielding casing is provided with at least one opening and by the downward extended at least one fixing feet of this at least one opening part, also is provided with at least one clasp hole on this shielding casing; This electric connector also comprises and covers the cover plate on this shielding casing and be overmolded onto this shielding casing and a waterproof case of this cover plate periphery, this cover plate has outwardly at least one lug boss and seals at least one clasp hole on this shielding casing with correspondence, and this waterproof case has at least one filling part and fills at least one opening on this shielding casing with the correspondence sealing.
2. according to electric connector claimed in claim 1, it is characterized in that this waterproof case is coated on the periphery of this shielding casing, the rear wall that it has a roof, a diapire, is connected to the two side between this roof and this diapire and is positioned at the rear end.
3. according to electric connector claimed in claim 2, it is characterized in that, be formed with at least one location hole on the diapire of this waterproof case so that the location to be provided when Overmolded this waterproof case.
4. according to electric connector claimed in claim 2, it is characterized in that the outer surface of the two side of this waterproof case is formed with respectively a vertical groove.
5. according to electric connector claimed in claim 1, it is characterized in that at least one fixing feet passage that the corresponding at least one fixing feet that is formed with this shielding casing of confession passes on this waterproof case and a plurality of terminal channels that pass for described a plurality of conducting terminals downwards.
6. according to electric connector claimed in claim 1, it is characterized in that this at least one opening is connected with this docking chamber, this at least one fixing feet is that at least one opening part from this shielding casing goes out through the backward downward-extension of punching press.
7. according to electric connector claimed in claim 1, it is characterized in that the inner surface of the filling part of this waterproof case is concordant with the inner surface of this shielding casing.
8. according to electric connector claimed in claim 1, it is characterized in that, this shielding casing comprise a roof, a diapire and be connected to this roof and this diapire between the two side.
9. according to electric connector claimed in claim 8, it is characterized in that described at least one fixing feet is arranged on two front fixing feet of the front part sides of this shielding casing, fixing feet after the both sides, rear portion of this shielding casing are also extended two downwards.
10. according to electric connector claimed in claim 1, it is characterized in that the main body of this insulating body is provided with at least one groove and at least one location division; Also be provided with at least one buckle arm corresponding with this groove and at least one detent corresponding with this location division on this shielding casing.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220471835 CN202772334U (en) | 2012-09-14 | 2012-09-14 | Electrical connector |
| TW101222020U TWM454006U (en) | 2012-09-14 | 2012-11-14 | Electrical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220471835 CN202772334U (en) | 2012-09-14 | 2012-09-14 | Electrical connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202772334U true CN202772334U (en) | 2013-03-06 |
Family
ID=47778880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220471835 Expired - Fee Related CN202772334U (en) | 2012-09-14 | 2012-09-14 | Electrical connector |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN202772334U (en) |
| TW (1) | TWM454006U (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105337090B (en) | 2014-06-09 | 2018-03-06 | 富士康(昆山)电脑接插件有限公司 | Electric coupler component |
| TWI586041B (en) * | 2014-08-13 | 2017-06-01 | 鴻騰精密科技股份有限公司 | Electrical connector assembly |
-
2012
- 2012-09-14 CN CN 201220471835 patent/CN202772334U/en not_active Expired - Fee Related
- 2012-11-14 TW TW101222020U patent/TWM454006U/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| TWM454006U (en) | 2013-05-21 |
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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: 20130306 Termination date: 20200914 |