CN101617443B - Electrical connector - Google Patents
Electrical connector Download PDFInfo
- Publication number
- CN101617443B CN101617443B CN2006800567491A CN200680056749A CN101617443B CN 101617443 B CN101617443 B CN 101617443B CN 2006800567491 A CN2006800567491 A CN 2006800567491A CN 200680056749 A CN200680056749 A CN 200680056749A CN 101617443 B CN101617443 B CN 101617443B
- Authority
- CN
- China
- Prior art keywords
- circuit board
- housing
- contact head
- power contact
- electric connector
- 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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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
- H01R12/722—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures coupling devices mounted on the edge of the printed circuits
- H01R12/724—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures coupling devices mounted on the edge of the printed circuits containing contact members forming a right angle
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The electrical connector comprises: an insulating housing (3) having a contact- receiving through aperture extending from a rear face to a front face, an electrical contact (4) inserted into the aperture . The connector housing (3) includes a lower edge (17) situated below and beyond said lower supporting surface (14) provided with a ledge (18) formed within a portion of the thickness from the rear face (3b) towards the front face (3a), said ledge (18) extending perpendicularly to and below the lower supporting surface (14) of the positioning arm (13) and extending over a distance corresponding substantially to the length of the housing. A portion of the first section (4a) of the electrical contact fitted into the housing includes an asymmetric shape.
Description
Technical field
The present invention relates to a kind of electric connector and a kind of electric coupler component.
Background technology
The present invention be more particularly directed to a kind of electric connector that is fit to be installed on the circuit board, it comprises:
Housing, housing comprises:
-front surface;
-the rear surface substantially parallel with front surface;
The thickness that distance between-described front surface and the rear surface limits;
-the length that parallels with the upper surface of circuit board;
-rearwardly projecting the registration arm also laterally from the rear surface, described registration arm have the lower support surface on the upper surface that is suitable for being installed in circuit board;
-extend at least one contact receiving through-hole of front surface from described rear surface;
Be coupled at least one electrical contact in the described through hole, described at least one electrical contact has the first with abutting end of extending along first symmetry axis, with the second portion with link that extends along second symmetry axis, described first and second symmetry axis are an angle of 90 degrees.
Such connector for example is known right angle D-Sub connector.
Traditionally, board mounted electrical connector has been attached on the surface of circuit board, and other electronics or electric component also are installed on the circuit board.The market trend of this connector is compacter and more tiny electric connector, is just becoming littler owing to hold the casing of these connectors usually, and this is with regard to particular importance.
Accordingly, purpose of the present invention is for proposing a kind of improved electric connector, and it is used for being installed to circuit board, and it satisfies more compact device and the more requirement of high density circuit board encapsulation.
Summary of the invention
So far, according to the present invention, this connector is characterised in that, housing comprises the lower limb that is positioned at described lower support lower face and exceeds the lower support surface, have ledge, ledge is formed at from the rear surface in the part of the thickness of front surface, described ledge extends perpendicular to the lower support surface of registration arm and in the lower support lower face, and extend through is equivalent to the distance of shell length basically, thereby form the groove of containment circuit board part, be further characterized in that the part that is coupled in the housing of the first of electrical contact comprises asymmetric shape, it provides the free space that is suitable for the containment circuit board front portion.
Because these features, the front portion of circuit board have had more Free Regions to be used for for example conductive trace, the front portion of described circuit board is accommodated in the free space that is limited by ledge.Connector of the present invention is particularly suitable for cabinet applications, for same free space, may use to comprise the connector with larger sized circuit board.Accordingly, just can form more intensive circuit board encapsulation.
In addition, be asymmetric shape by a part that makes the electrical contact first that fits in the housing, might reduce the height of connector.Like this, connector of the present invention can be installed on the thicker circuit board in the same casing free space.
In certain embodiments, may be applied to according to the one or more features in the claim 2 to 4.
On the other hand, the present invention relates to electric coupler component according to claim 5 to 7.
Description of drawings
Other concrete feature and advantage of the present invention in the following description can be more obvious, by certain embodiments of the present invention as example, with reference to appended accompanying drawing, wherein:
Fig. 1 is the sectional view along the plane P of Fig. 2;
Fig. 2 is the front view of connector embodiment;
Fig. 3 is the rearview of connector shown in Figure 1;
Fig. 4 is the part vertical view that comprises the connector assembly of the connector shown in Fig. 2 and 3.
The identical Reference numeral that uses is represented similar element among the different figure.
Embodiment
Fig. 1 is the sectional view along the plane P of connector shown in Figure 2.Connector 1 is used for linking to each other with circuit board 2 (Fig. 4), for example the D-subminiature type.
Connector 1 comprises insulation shell 3, and insulation shell has along the thickness of the first horizontal T1, along the length of the second horizontal T2, and height H.Direction T1 and T2 be all perpendicular to thickness H, and be perpendicular to one another.Housing 3 has front surface 3a and rear surface 3b, has anterior shielding element on the front surface 3a.Described housing 3 has through hole, is used for electrical contact is inserted wherein.Height according to the connector shell in the example of the present invention is 25mm, and length is about 40mm, and thickness is about 2.4mm.
As shown in Figure 2, these electrical contacts can have two types: power contact head 4 and electrical signal contacts 5.Power contact head is large scale, and diameter surpasses 8 millimeters (mm), and for example diameter is 10mm, is used for power supply input circuit plate and/or output circuit plate.The diameter of electrical signal contacts is less, be used for the signal input and/the output circuit plate.
Power supply in the accompanying drawing and the number of electrical signal contacts are just for example.
As shown in Figure 1, housing 3 comprises that the two-stage through hole is used for receiving upper and lower power contact head 4.Each power contact head 4 comprises the first contact portion 4a with abutting end 6, extends along first symmetry axis 7, also comprises the second portion 4b with link 9, extends along second symmetry axis 10.The first contact portion 4a links to each other by bend 10 with second portion 4b, thereby both vertically form the contact with right angle mutually.As Fig. 2, the power contact head 4 shown in 3 has the shape of circular, and has the flange 11 that is positioned on the 4a of first, when inserting housing 3, and the rear surface 3b of described flange 11 butt housings 3.
The part of the 4a of first fits in the through hole of connector shell 3, and its abutting end 6 is outstanding from front surface 3a.This part that cooperates with housing of top power contact head and first symmetry axis, 7 substantial symmetry.
The shape of lower stage power contact and top power contact head is substantially the same, but difference is that its housing mating part comprises asymmetric shape.More accurately, the foot of described contact part provides down the shape of tabular surface 12, following tabular surface 12 to be arranged essentially parallel to 7 extensions of first symmetry axis.In this example, this intercepted shape is blocked back corresponding with cylinder in profile by the face that parallels with the longitudinal axis of cylinder.This just forms for example tabular surface 12 of power contact head, and its upper surface that is parallel to circuit board 2 extends, and towards this upper surface.In addition, the flange 11 in the subordinate is excision (cut-out) in a similar manner for example, as shown in Figure 3.Can be understood that according to the present invention, the part bottom of contact can adopt any other excision shape, as long as the housing mating part of contact has asymmetric shape.
As Fig. 2, shown in 3, housing 3 further comprises the mechanical localization mechanism 13 of connector 1 on circuit board 2.In the present embodiment, such maintenance structure is from the rear surface 3b of housing 3 rearwardly projecting registration arm also laterally.Each described registration arm 13 shows as lower support surface 14, and when connector was in place, lower support surface 14 peaces leaned against on the upper surface of circuit board 2.In example shown in Figure 2, described registration arm further comprises the maintenance structure.In example, keeping structure is the tongue piece 15 of series of parallel, and they extend straight down, is used for being fastened on the complementary complimentary aperture that keeps structure 16 of formation on the circuit board 2.
In use, namely be installed on the circuit board when connector 1, the flange portion that is formed by the lower limb of housing is resisted against the leading edge 22 (Fig. 4) of circuit board 2, and its front portion is accommodated in the gap that is provided by ledge 18.As a result, can have more multilist face zone on the circuit board 2; The acquisition of surf zone is the space that discharges corresponding to by ledge 18 basically.Like this, for casing (cabinet) was used, connector of the present invention can be installed on the circuit board with more available surface area, thereby a compacter cabinet architecture is provided.
The asymmetric advantage of contact shape of utilizing truncation part bottom and providing can reduce the height of connector 1.This contact shape also helps the compacter cabinet architecture of realization, and wherein circuit board is stacked on top of each other.Really, the reduction of connector height can advantageously be converted into following benefit: with the circuit board with increase thickness, the circuit board that namely has the embedding conductive trace (conductive tracks) of bigger quantity connects.
As shown in Figure 4, connector 1 and circuit board 2 are combined, thereby first keeps maintenance structure 16 complementary on structure 15 and the circuit board to cooperate with each other.In this accompanying drawing, only shown that a power contact head 4 and signal contact 5 insert respectively in the corresponding component 20,21 of circuit board 2.For better maintenance, the lower support of the rear surface 3b of housing 3 surface 14 contacts with the edge 22 of circuit board 2.Should be noted in the discussion above that on the circuit board and only enough design a cut portion, it has the width corresponding with the length w of connector and a depth d corresponding with the thickness t of the lower limb of housing, and thickness t is 2.4mm in this example.The connector of contrast prior art needs the cut portion of darker PCB to realize assembling, and for example needing the degree of depth is the cut portion of 7.7mm.Like this, use connector of the present invention on circuit board 2, can provide more surf zone to be used for electric traces.
Foregoing description is nonrestrictive example, and the difference of this example changes same among the appended claim institute restricted portion of the present invention.
Claims (7)
1. one kind is applicable to the electric connector (1) that is installed on the circuit board (2), and described circuit board defines cut portion, and described cut portion has width and the degree of depth, and described electric connector comprises:
Housing (3), housing (3) comprises:
-front surface (3a);
-the rear surface (3b) substantially parallel with front surface (3a);
The thickness that distance between-described front surface and the rear surface limits;
-the length that parallels with the upper surface of circuit board (2);
-(3b) rearwardly projecting registration arm (13) also laterally from the rear surface, described registration arm (13) have the lower support surface (14) on the upper surface that is suitable for being installed in circuit board (2);
-extend at least one contact receiving through-hole of front surface (3a) from described rear surface (3b);
Be coupled at least one power contact head in the described through hole, has the first with abutting end (6) (4a) of extending along first symmetry axis (7), with the second portion with link (4b) that extends along second symmetry axis (10), described first and second symmetry axis are an angle of 90 degrees;
It is characterized in that, described housing (3) comprises lower limb (17), lower limb (17) has thickness (t) and is positioned at below, described lower support surface (14) and exceeds lower support surface (14), described housing (3) has ledge (18), ledge (18) is formed at from rear surface (3b) in the part of the thickness of front surface (3a), described ledge (18) extends perpendicular to the lower support surface (14) of registration arm (13) and in lower support surface (14) below, and extend through is equivalent to the distance of shell length basically, thereby form the groove of containment circuit board part, be further characterized in that, the first of power contact head (4a), a part that is coupled in the housing comprises asymmetric shape, and the free space that is suitable for the containment circuit board front portion is provided.
2. electric connector according to claim 1, wherein said power contact head (4) have and surpass 8 millimeters diameter.
3. electric connector according to claim 2, wherein said power contact head (4) has 10 millimeters diameter.
4. electric connector according to claim 1, wherein said power contact head comprises the annular flange (11) that is connected on the described rear surface (3b), the foot of described flange (11) has smooth shape.
5. electric coupler component, it comprises circuit board (2) and according to the described electric connector of above-mentioned arbitrary claim (1).
6. electric coupler component according to claim 5, wherein said circuit board (2) has the upper surface of the described link (9) that receives power contact head, wherein, the foot of described power contact head has flat surfaces (12), and flat surfaces (12) is parallel to and towards the described upper surface of circuit board (2).
7. one kind according to claim 5 or 6 described electric coupler components, and the degree of depth of wherein said cut portion is corresponding to the thickness of the lower limb of the housing (3) of described electric connector.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/IB2006/054686 WO2008047181A1 (en) | 2006-10-20 | 2006-10-20 | Electrical connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101617443A CN101617443A (en) | 2009-12-30 |
| CN101617443B true CN101617443B (en) | 2013-08-21 |
Family
ID=37899254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006800567491A Expired - Fee Related CN101617443B (en) | 2006-10-20 | 2006-10-20 | Electrical connector |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN101617443B (en) |
| TW (1) | TWI431853B (en) |
| WO (1) | WO2008047181A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107154555B (en) * | 2017-05-09 | 2021-03-02 | 凡甲电子(苏州)有限公司 | Cover body |
| TWI662751B (en) * | 2017-06-14 | 2019-06-11 | 先益電子工業股份有限公司 | Connection terminal unit and circuit board device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4859198A (en) * | 1988-08-25 | 1989-08-22 | Gte Products Corporation | Contact assembly |
| US6299461B1 (en) * | 1998-11-24 | 2001-10-09 | Hon Hai Precision Ind. Co., Ltd. | Electrical connector having a fixing device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020098743A1 (en) * | 1998-04-17 | 2002-07-25 | Schell Mark S. | Power connector |
-
2006
- 2006-10-20 CN CN2006800567491A patent/CN101617443B/en not_active Expired - Fee Related
- 2006-10-20 WO PCT/IB2006/054686 patent/WO2008047181A1/en active Application Filing
-
2007
- 2007-10-19 TW TW096139364A patent/TWI431853B/en not_active IP Right Cessation
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4859198A (en) * | 1988-08-25 | 1989-08-22 | Gte Products Corporation | Contact assembly |
| US6299461B1 (en) * | 1998-11-24 | 2001-10-09 | Hon Hai Precision Ind. Co., Ltd. | Electrical connector having a fixing device |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI431853B (en) | 2014-03-21 |
| CN101617443A (en) | 2009-12-30 |
| WO2008047181A1 (en) | 2008-04-24 |
| TW200836416A (en) | 2008-09-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20171020 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |