CN201278380Y - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN201278380Y CN201278380Y CNU2008200497372U CN200820049737U CN201278380Y CN 201278380 Y CN201278380 Y CN 201278380Y CN U2008200497372 U CNU2008200497372 U CN U2008200497372U CN 200820049737 U CN200820049737 U CN 200820049737U CN 201278380 Y CN201278380 Y CN 201278380Y
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- CN
- China
- Prior art keywords
- electric connector
- plate
- connecting portion
- insulating body
- ground plate
- 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 - Lifetime
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model relates to an electric connector which comprises an insulation body, a plurality of conductive terminals, a grounding plate and a shielding casing body, wherein a plurality of terminal containing holes are arranged on the insulation body at intervals; the conductive terminals are respectively contained in the terminal containing holes; the grounding plate is fixed on the insulation body, and comprises a connecting part; the shielding casing body is coated on the outer side of the insulation body and the grounding plate; the shielding casing body comprises a bottom plate; the bottom plate is kinked and extended to form at least a butting part; the butting part and the bottom plate form a holding structure; and at least parts of the grounding plate are positioned in the holding structure. In this way, at least one surface of the grounding plate can be directly contacted with the shielding casing body, therefore, good grounding effect is achieved, the contact between the grounding plate and the shielding casing body is durable and stable, the grounding effect is better, and good use performance of the electric connector can be ensured.
Description
[technical field]
The utility model relates generally to a kind of electric connector.
[background technology]
At present, a kind of electric connector that industry generally adopts, in order to electrically connect butt joint element to a circuit board, it comprises that an insulating body, a plurality of conducting terminal, a plurality of earth terminal and that is located in the insulating body are coated on the shield shell in the electric connector outside.Wherein earth terminal is provided with cantilever-shaped junction and matches with the ground connection position of abutment element, thereby and a part post together with shielding casing that realization is electrically conducted.In addition, this earth terminal also is provided with pin and is connected in circuit board with signal terminal, thereby with signal ground.
Contacting the position between the earth terminal of this connector and shielding casing is that the relatively poor interplanar of two elasticity contacts, thus its contact stabilization be difficult for guaranteeing, and if during extruding force then easily produce breaking phenomena inadequately.
In addition, with reference to No. the 6315616th, United States Patent (USP), this patent has also disclosed a kind of in order to electrically connect the electric connector of butt joint element to a circuit board, and described electric connector comprises that an insulating body, a plurality of conducting terminal, ground plate and that is located in the insulating body are coated on the shield shell in the electric connector outside.Described ground plate comprises at least one connecting portion that extends along longitudinally, reaches the contact base part that is formed by the horizontal vertical extent of described connecting portion, and a pair of contact portion is extended in parallel direction from each described contact base part.
Contact the relatively poor single face contact of two elasticity between the plate inner surface that the position is described contact base part and described shielding casing between the described ground plate of this kind connector and described shielding casing, because of a pair of contact portion is extended in parallel direction from each described contact base part, so the extruding force of described contact base part is subject to the influence of described contact portion, make contact site stability be difficult for guaranteeing, particularly when described contact portion through repeatedly pegging graft after producing elastic fatigue, the also corresponding reduction of the extruding force of described contact base part, and if during extruding force then also easily produce breaking phenomena inadequately.
Therefore, be necessary to design a kind of new electric connector, to solve foregoing problems.
[utility model content]
The purpose of this utility model is to provide between a kind of described ground plate and the described shield shell and contacts lasting stability and the effective electric connector of ground connection.
The utility model electric connector comprises: an insulating body is interval with a plurality of terminal accommodation holes on it; A plurality of conducting terminals are located in respectively in the described terminal accommodation holes; One ground plate, it is fixed on the described insulating body, and described ground plate comprises a junction; An and shield shell, it is coated on the outside of insulating body and ground plate, and described shield shell comprises a base plate, and described base plate bending extends to form at least one abutting part, described abutting part and described base plate form a clamp structure, and described ground plate to small part is arranged in described clamp structure.
Compared with prior art, the utility model electric connector, its described ground plate comprises a junction, described shield shell comprises a base plate, described base plate bending extends to form at least one abutting part, described abutting part and described base plate form a clamp structure, described ground plate to small part is arranged in described clamp structure, so, at least one surface of described ground plate can directly contact described shield shell, thereby reach good ground connection effect, and make between described ground plate and the described shield shell and contact more lasting stability, the ground connection better effects if is so can guarantee the serviceability that electric connector is good.
[description of drawings]
Fig. 1 is the perspective exploded view of the utility model electric connector;
Fig. 2 is the solid combination schematic diagram of electric connector shown in Figure 1;
Fig. 3 is the solid combination schematic rear view of electric connector shown in Figure 1;
Fig. 4 is the generalized section of electric connector shown in Figure 3 along the A-A direction;
Fig. 5 is the generalized section of electric connector shown in Figure 3 along the B-B direction;
Fig. 6 is the generalized section of electric connector shown in Figure 3 along the C-C direction;
Fig. 7 is the ground plate of electric connector shown in Figure 1 and the solid combination schematic diagram of shield shell;
Fig. 8 is the ground plate of electric connector shown in Figure 7 and the shield shell generalized section along the D-D direction.
The drawing reference numeral explanation:
Electric connector 1 circuit board 6 insulating bodies 2 conducting terminals 3
Ground plate 4 shield shells 5 main parts 20 tongues 21
Working face 211 non-working surfaces 212 terminal accommodation holes 22 receiving spaces 23
Holding parts 31 contact sites 32 junctions 33 connecting portions 41
First plate body, 411 second plate bodys, 412 flexure strips, 42 slits 43
Holding part (slotted eye) 52 fixed parts 53
[embodiment]
Below in conjunction with the drawings and specific embodiments the utility model electric connector is described further.
See also Fig. 1-3, the utility model electric connector 1, on a welding and the circuit board (not shown), to connect a butt joint element (not shown), this electric connector 1 comprises an insulating body 2, a plurality of conducting terminal 3 in the insulating body 2, shield shell 5 that a ground plate 4 and is coated on electric connector 1 outside of being located in.
See also Fig. 1-3, this insulating body 2 is integrally moulded and slightly is the framework of L type, it is provided with a main part 20 this insulating body 2, the front end face of described main part 20 extends forward and is provided with a tongue 21, this tongue 21 has a working face 211 and a non-working surface 212 relative with working face, be interval with a plurality of terminal accommodation holes 22 on the described working face 211, form a receiving space 23 between the front end face of described working face 211 and described main part 20, the rear end face of described main part 21 is concaved with a plurality of fixing holes 24 at interval.Described main part 20 is provided with a plurality of fixedly slotted eyes 25 in an end part interval of non-working surface 212 adjacency of this tongue 21, in the present embodiment, described working face 211 is the lower surface of described tongue 21, described non-working surface 212 is the upper surface of described tongue 21, the zone that described receiving space 23 surrounds for the front end face of the lower surface of described tongue 21 and described main part 20, a plurality of fixing holes 24 are positioned at the rear end face of described main part 21 and over against a side of described receiving space 23, and described fixing hole 24 is arranged at intervals at the below of a plurality of described terminal accommodation holes 22 that is provided with at interval, described main part 20 is the top of described main part 20 in an end of non-working surface 212 adjacency of this tongue 21, promptly, a plurality of fixedly slotted eyes 25 are arranged at intervals at the top of described main part 20, and in the present embodiment, be interval with a plurality of guide channels 2121 on the non-working surface 212 of this tongue 21, and each described guide channel 2121 corresponding described fixedly slotted eye 25 that are communicated with, described main part 20 are arranged with along the bottom surface from the rear end and form at least one groove 26.
See also Fig. 1-6, a plurality of conducting terminals 3 are located in respectively in the described terminal accommodation holes 22, and described a plurality of conducting terminals 3 comprise a holding parts 31, so that described conducting terminal 3 is immobilizated in the described insulating body 2; Described holding parts 31 extends to form a contact site 32 forward, realizes being electrically conducted to dock element with one; Described holding parts 31 extends back and forms a junction 33, so that described electric connector 1 is electrically conducted with described circuit board (not shown).
See also Fig. 1-8, one ground plate 4, it comprises a junction 41, described connecting portion 41 comprises one first plate body 411 and second plate body 412 that is connected with first plate body, 411 approximate vertical, promptly, the cross section of described connecting portion 41 is L type structure, and this kind structure setting, more described connecting portion only is a plane plate, the intensity of described ground plate 4 on self longitudinal direction is effectively strengthened, described connecting portion 41 bends forward to extend in described first plate body, 411 1 sides and is provided with a plurality of flexure strips 42, form a slit 43 between the adjacent two described flexure strips 42, and adjacent two described flexure strip 42 correspondences extends through a described groove 26 of described insulating body 2.Described ground plate 4 extends forward respectively in the both ends of described first plate body 411 of described connecting portion 41 and is provided with at least one buckling parts 44, in the present embodiment, and the described buckling parts 44 convex projections 440 that stretch out.Described connecting portion 42 extends forward in a side of described second plate body 412 and is provided with a plurality of stators 45, and described stator 45 is corresponding respectively to be inserted in the described fixing hole 24, described ground plate 4 is fixed on the described insulating body 2.Described ground plate 4 extends back respectively in the both ends of described second plate body 412 of described connecting portion 41 and is provided with at least one weld part 46.
See also Fig. 1-8, one shield shell 5, it roughly becomes a framework, described shield shell 5 comprises a top board 501, one base plate 502 and biside plate 503, described shield shell 5 is coated on outside described insulating body 2 and the described ground plate 41, and this shield shell 5 surrounds described tongue 21 and described receiving space 23, described base plate 502 bends inwards to extend and is provided with at least one elasticity abutting part 51, each described abutting part 51 correspondence passes a described slit 43 and elasticity is connected on described first plate body 411 of described connecting portion 41, with fixing described ground plate 4 and described shield shell 5, also, promptly, described abutting part 51 forms clamp structure about in the of with described shield shell 5 bottoms, described ground plate 4 to small part is arranged in described clamp structure (please consulting Fig. 4-5 and Fig. 8 simultaneously), make the upper surface of described first plate body 411 of described ground plate 4 and described abutting part 51 Elastic Contact of described shield shell 5, and lower surface contacts with the inner surface of the described base plate 502 of described shield shell 5, and the described abutting part 51 of described shield shell 5 only is used for elasticity and is connected to described connecting portion 41, so can be not regular carry out butt with described connecting portion 41 or remove the start of butt, so can keep permanent elasticity reliably, even and through using described abutting part 51 to lose part elasticity for a long time, because of clamp structure about in the of is formed on described abutting part 51 and described shield shell 5 bottoms, no matter described first plate body 411 makes progress or pressing slightly downwards slightly, wherein at least one surface still can contact described shield shell 5, and keeps excellent contact conducting effect.Described base plate 502 two ends are respectively equipped with at least one holding part 52, and in the present embodiment, described holding part 52 is a slotted eye 52, and described projection 440 is fastened in the described slotted eye 52, can further strengthen fixing described ground plate 4 and described shield shell 5.Described top board 501 bends inwards to extend and is provided with at least one fixed part 53, and each described fixed part 53 optionally inserts a described fixedly slotted eye 25, to realize the mutual fixing of described shield shell 5 in described insulating body 2.
See also Fig. 1, during assembling, earlier described ground plate 4 is placed the rear of described insulating body 2, promote described ground plate 4, make in the corresponding respectively insertion one described fixing hole 24 of described stator 45, so described ground plate 4 is fixed on the described insulating body 2, and described second plate body 412 described described insulating body 2 rear ends that fit in of described ground plate 4, described first plate body 411 that is connected with described second plate body, 412 approximate vertical then fits in described insulating body 2 bottom surfaces, and flexure strip 42 extends described receiving space 23 bottoms (please consulting Fig. 4-6 simultaneously) through the described groove 26 of described main part 21.
Then, with described conducting terminal 3, be located in respectively in the described terminal accommodation holes 22, so that described conducting terminal 3 is immobilizated in the described insulating body 2, and described contact site 32 extends described receiving space 23 tops (please consulting Fig. 4-6 simultaneously).
At last, described shield shell 5 is placed the place ahead of described insulating body 2, promote described shield shell 5, make each described fixed part 53 optionally insert a described fixedly slotted eye 25 through a described guide channel 2121, to realize the mutual fixing of described shield shell 5 in described insulating body 2, and each described abutting part 51 correspondence passes a described slit 43 and elasticity is connected on described first plate body 411 of described connecting portion 41, so described ground plate 4 to small part is arranged in the described clamp structure (please consulting Fig. 4-5 simultaneously) up and down of described abutting part 51 and 502 formation of described base plate, make the upper surface of described first plate body 411 of described ground plate 4 and described abutting part 51 Elastic Contact of described shield shell 5, and the inner surface of the base plate 502 of the described shield shell 5 of lower surface contacts, so, described ground plate can directly contact described shield shell, thereby reach good ground connection effect, and make the more lasting stability that contacts between described ground plate 4 and the described shield shell 5, the ground connection better effects if.In addition, described projection 440 is fastened in the described slotted eye 52, further strengthens fixing described ground plate 4 and described shield shell 5.
In sum, the utility model electric connector 1 has following advantage:
1. the utility model electric connector 1, described ground plate 4, it comprises a junction 41, described connecting portion 41 comprises one first plate body 411 and second plate body 412 that is connected with first plate body, 411 approximate vertical, that is, the cross section of described connecting portion 41 is L type structure, so since, more described connecting portion only is a plane plate, and the intensity of described ground plate 4 is effectively strengthened;
2. the utility model electric connector 1, described stator 45 is corresponding respectively to be inserted in the described fixing hole 24, so described ground plate 4 is fixed on the described insulating body 2, and described second plate body 412 described described insulating body 2 rear ends that fit in of described ground plate 4, described first plate body 411 that is connected with described second plate body, 412 approximate vertical then fits in described insulating body 2 bottom surfaces, so, described ground plate 4 and described insulating body 2 can be cancelled out each other and be stuck up distortion because of the long arch that easily produces of self longitudinal length;
3. the utility model electric connector 1, each described abutting part 51 correspondence passes a described slit 43 and elasticity is connected on described first plate body 411 of described connecting portion 41, so described ground plate 4 to small part is arranged in the described clamp structure up and down of described abutting part 51 and 502 formation of described base plate, make the upper surface of described first plate body 411 of described ground plate 4 and described abutting part 51 Elastic Contact of described shield shell 5, and the inner surface of the base plate 502 of the described shield shell 5 of lower surface contacts, so, described ground plate can directly contact described shield shell, thereby reach good ground connection effect, and make the more lasting stability that contacts between described ground plate 4 and the described shield shell 5, the ground connection better effects if.Described projection 440 is fastened in the described slotted eye 52, can further strengthen fixing described ground plate 4 and described shield shell 5;
4. the utility model electric connector 1, the cross section of described connecting portion 41 is L type structure, and each described abutting part 51 correspondence passes a described slit 43 and elasticity is connected on described first plate body 411 of described connecting portion 41, so described ground plate 4 to small part is arranged in the described clamp structure up and down of described abutting part 51 and 502 formation of described base plate, and described projection 440 is fastened in the described slotted eye 52, so described ground plate 4 is more firm with described shield shell 5 fixings, and can cancels out each other and stick up distortion because of the long arch that easily produces of self longitudinal length.
Above-mentioned explanation is the detailed description at the preferable possible embodiments of the utility model, but embodiment is not in order to limit patent claim of the present utility model, equal variation that the technical spirit that all the utility model disclosed is finished down or modification change all should belong to claim that the utility model is contained.
Claims (9)
1. an electric connector is characterized in that, comprising:
One insulating body is interval with a plurality of terminal accommodation holes on it;
A plurality of conducting terminals are located in respectively in the described terminal accommodation holes;
One ground plate, it is fixed on the described insulating body, and described ground plate comprises a junction; And
One shield shell, it is coated on the outside of insulating body and ground plate, and described shield shell is provided with a base plate, and described base plate bending extends to form at least one abutting part, described abutting part and described base plate form a clamp structure, and described ground plate to small part is arranged in described clamp structure.
2. electric connector as claimed in claim 1, it is characterized in that: described connecting portion one side extends forward and is provided with a plurality of flexure strips, form a slit between the adjacent two described flexure strips, each described abutting part correspondence passes a described slit and is connected to described connecting portion.
3. electric connector as claimed in claim 2 is characterized in that: described insulating body is arranged with at least one groove of formation from the rear end along the bottom surface, and adjacent two described flexure strip correspondences extend through a described groove.
4. electric connector as claimed in claim 1 is characterized in that: described connecting portion comprises one first plate body and and first plate body, one second plate body connected vertically.
5. electric connector as claimed in claim 4 is characterized in that: the cross section of described connecting portion is L type structure.
6. electric connector as claimed in claim 1 is characterized in that: be interval with a plurality of fixing holes on the described insulating body, described connecting portion one side extension is provided with a plurality of stators, and each described stator is corresponding respectively to be inserted in a described fixing hole.
7. electric connector as claimed in claim 1, it is characterized in that: the both ends of described connecting portion are extended respectively and are provided with at least one buckling parts, the convex projection that stretches out of described buckling parts, the two ends of described base plate are respectively equipped with at least one slotted eye, and described projection is fastened in the described slotted eye.
8. electric connector as claimed in claim 1 is characterized in that: the both ends of described connecting portion are extended respectively and are provided with at least one weld part.
9. electric connector as claimed in claim 1, it is characterized in that: be interval with a plurality of fixedly slotted eyes on the described insulating body, described shield shell also is provided with a top board, and described top board bending extension is provided with at least one fixed part, and each described fixed part optionally inserts a described fixedly slotted eye.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200497372U CN201278380Y (en) | 2008-06-25 | 2008-06-25 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200497372U CN201278380Y (en) | 2008-06-25 | 2008-06-25 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201278380Y true CN201278380Y (en) | 2009-07-22 |
Family
ID=40895969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200497372U Expired - Lifetime CN201278380Y (en) | 2008-06-25 | 2008-06-25 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201278380Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108923150A (en) * | 2018-06-28 | 2018-11-30 | 郑州云海信息技术有限公司 | A kind of PWR connector |
| JP7439692B2 (en) | 2020-08-06 | 2024-02-28 | 株式会社オートネットワーク技術研究所 | connector device |
-
2008
- 2008-06-25 CN CNU2008200497372U patent/CN201278380Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108923150A (en) * | 2018-06-28 | 2018-11-30 | 郑州云海信息技术有限公司 | A kind of PWR connector |
| JP7439692B2 (en) | 2020-08-06 | 2024-02-28 | 株式会社オートネットワーク技術研究所 | connector device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090722 |
|
| CX01 | Expiry of patent term |