CN201226384Y - Board to board connector - Google Patents
Board to board connector Download PDFInfo
- Publication number
- CN201226384Y CN201226384Y CNU2008200496793U CN200820049679U CN201226384Y CN 201226384 Y CN201226384 Y CN 201226384Y CN U2008200496793 U CNU2008200496793 U CN U2008200496793U CN 200820049679 U CN200820049679 U CN 200820049679U CN 201226384 Y CN201226384 Y CN 201226384Y
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- CN
- China
- Prior art keywords
- socket
- board
- helps
- connector
- groove
- 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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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model discloses a board-to-board connector, which comprises a plug connector and a socket connector. The plug connector is provided with a plug body and a plurality of plug terminals; at least one plug welding aid piece is inserted into the plug body and is provided with a holding part; the side surface of the holding part has a buckling part which extends outwards; the socket connector is equipped with a socket body and a plurality of socket terminals; at least one socket welding aid piece is inserted into the socket body and is provided with a clamping part; one end of the clamping part bends and extends to form a welding part; the other end of the clamping part bends and extends to form a fastening part which is equipped with a buckling fastening for holding the terminal of the buckling part; and at least the upper part of the terminal of the buckling part and the upper groove wall of the fastening groove of the socket welding aid piece form an automatic clamping inclined plane. The utility model can easily judge whether the combination of the plug connector and the socket connector is in place and prevent the disconnection between the socket connector and the plug connector under the effect of the external force.
Description
Technical field
The utility model relates to a kind of connector, relates in particular to a kind of board to board connector.
Background technology
Board to board connector generally comprises pin connector and socket connector, and pin connector has some plug terminals and plug helps weld tabs; Socket connector has some female terminals and socket helps weld tabs.Plug terminal has an end electrically to contact with a printed circuit board (PCB) respectively with female terminal, the other end of plug terminal and the other end of female terminal connect, thereby pin connector and socket connector are electrically connected, and then realize the electric connection between two printed circuit board (PCB)s.Plug helps weld tabs and socket to help weld tabs to be respectively applied for locking-type plug connector and socket connector on printed circuit board (PCB).
Yet, the socket connector of above-mentioned traditional board to board connector and pin connector are general only reaches combining of socket connector and pin connector by plug terminal and the tight clamping of female terminal, thereby ought be subjected to mechanical impact or other external force and do the time spent and break away from easily; And when docking combination with pin connector, socket connector is not easy to judge whether that combination puts in place.
The utility model content
The purpose of this utility model is to provide a kind of board to board connector at the defective that the above-mentioned background technology exists, and the socket connector of this board to board connector can combine firmly and judge whether easily that with pin connector combination puts in place.
For reaching above-mentioned purpose, board to board connector of the present utility model comprises a pin connector and a socket connector.Pin connector has a header body and some plug terminals, is inserted with at least one plug on this header body and helps weld tabs, and plug helps weld tabs to have a holding parts, and the side of this holding parts is outward extended with clamping part; Socket connector has a jack body and some female terminals, be inserted with at least one socket on this jack body and help weld tabs, socket helps weld tabs to have a holding section, holding section one end bending is extended with a weld part, the bending of the other end of holding section is extended with a snapping portion, offer in this snapping portion one can ccontaining described clamping part end portion snap groove; Wherein the top of clamping part end and socket help the place of upside cell wall of the snap groove of weld tabs to be formed with one and hold the inclined-plane automatically at least.
As mentioned above, the pin connector of board to board connector of the present utility model helps the clamping part of weld tabs to help the snap groove of weld tabs to engage with the socket of socket connector by plug on the one hand, can effectively avoid making the time spent socket connector and pin connector breaks away from, and then reach pin connector and combine with the firm of socket connector in mechanical impact or other external force.
On the other hand, pin connector docks when combination with socket connector, and before clamping part was snapped into the snap groove that socket helps weld tabs, clamping part extruding snapping portion makes snapping portion that elastic deformation take place needed big active force; When the inclined-plane that holds automatically of clamping part begins to hold the inclined-plane automatically when beginning terminal contact matching with clamping part with the upside cell wall contact matching of snap groove or socket help weld tabs, firmly and only need not to make clamping part snap in the snap groove automatically by the elastic force of snapping portion and the ramp effect that holds the inclined-plane automatically, dock with socket connector thereby finish pin connector, put in place so judge easily that socket connector docks with pin connector whether to make up.
Description of drawings
Fig. 1 is the stereogram of a kind of embodiment of the utility model board to board connector.
Fig. 2 is the exploded view of board to board connector shown in Figure 1.
Fig. 3 is the stereogram of the header body of board to board connector shown in Figure 1.
Fig. 4 helps the stereogram of weld tabs for the socket of board to board connector shown in Figure 1.
Fig. 5 helps the stereogram of weld tabs for the plug of board to board connector shown in Figure 1.
Fig. 6 dissects the also cutaway view of the corresponding direction of arrow for board to board connector shown in Figure 1 by the pairing perpendicular of A-A line.
Fig. 7 dissects the also cutaway view of the corresponding direction of arrow for board to board connector shown in Figure 1 by the pairing perpendicular of B-B line.
The description of reference numerals of each parts is as follows among the figure:
Board to board connector 1 socket connector 10
The first side wall 112 second sidewalls 113
Socket end pilot trench 116 first helps weld groove 117
Accepting groove 1171 support slots 1172
Plug portion's 121 bonding pads 122
Contact chip 123 sockets help weld tabs 13
Holding section 131 weld parts 132
Snapping portion 133 snap grooves 134
First holds inclined-plane 135 pin connectors 20 automatically
Plug end pilot trench 212 holding tanks 213
Groove 214 second helps weld groove 215
Welding foot 222 fixing pin 223
Plug helps weld tabs 23 holding parts 231
Clamping part 232 contact-making surfaces 233
Hold 234 butt joint inclined-planes 235, inclined-plane
Second holds inclined-plane 236 butt joint guiding inclines 237 automatically
Embodiment
By describing technology contents of the present utility model, structural feature in detail, being realized purpose and effect, described in detail below in conjunction with embodiment and conjunction with figs..
See also Fig. 1, the utility model board to board connector 1 comprises socket connector 10 and pin connector 20.Socket connector 10 can be welded in respectively on the printed circuit board (PCB) (not shown) with pin connector 20, thereby socket connector 10 cooperates with the grafting of pin connector 20 and can make two printed circuit board (PCB)s reach electric connection.
See also Fig. 1 and Fig. 2, socket connector 10 comprises that jack body 11, some female terminals 12 and some sockets help weld tabs 13.Jack body 11 is for plastic cement material and roughly be rectangular-shaped, and it has a flat substrate 111.Substrate 111 edges are convex to stretch out two the first side walls 112 that are provided with relatively and two perpendicular to the first side wall 112 and second sidewall 113 that is oppositely arranged, and the first side wall 112, second sidewall 113 surround a host cavity 114 with substrate 111.The convex lug boss 115 that stretches out in substrate 111 middle parts, this lug boss 115 be arranged in parallel with described the first side wall 112.The socket end pilot trench 116 that offers some equidistant arrangements and be communicated with on the first side wall 112 of jack body 11 with host cavity 114.
Described jack body 11 offers first of a up/down perforation jack body 11 respectively in place, the first side wall 112 two ends and helps weld groove 117.This first helps weld groove 117 to have an accepting groove 1171 and a support slot 1172.Described accepting groove 1171 is connected with host cavity 114; Described support slot 1172 extends to the lateral surface of the first side wall 112.Jack body 11 is formed with a holding wall 1173 between accepting groove 1171 and support slot 1172.
Described female terminal 12 has the portion that plugs 121 of a bar shaped.An end that plugs portion 121 extends one and plugs the vertical bonding pad 122 of portion 121 with this, and an other end extends a hooked contact chip 123.The portion that plugs 121 corresponding inserted of female terminal 12 are in the socket end pilot trench 116; Bonding pad 122 is exposed to jack body 11 outer surfaces and is welded on the printed circuit board (PCB); Contact chip 123 is plugged on the socket end pilot trench 116 and extends in the host cavity 114.
See also Fig. 2 and Fig. 4, described socket helps weld tabs 13 to have a holding section 131, this holding section 131 1 ends bending is extended with a weld part 132, the other end bending of holding section 131 is extended with a snapping portion 133, these snapping portion 133 middle parts offer a snap groove 134, and the upside cell wall of this snap groove 134 is formed with one first and holds inclined-plane 135 automatically.Socket helps weld tabs 13 to be plugged in corresponding first and helps in the weld groove 117, and holding section 131 is held in the support slot 1172; Weld part 132 is welded on the outside corresponding printed circuit board (PCB); The upper end of snapping portion 133 extends in the host cavity 114, and its lower end is plugged in the accepting groove 1171.
See also Fig. 2 and Fig. 3, pin connector 20 comprises that header body 21, some plug terminals 22 and two plugs help weld tabs 23.Header body 21 is for plastic cement material and roughly be cuboid, and it has diapire 211.Offer some plug end pilot trench 212 that two rows equidistantly arrange on the header body 21, the place, two ends of the front surface of header body 21 and the place, two ends of rear surface offer a holding tank 213 respectively.Diapire 211 middle parts offer a square groove 214.Header body 21 two ends places offer respectively one second help weld groove 215, two second help weld groove 215 lay respectively at groove 214 two ends the outside and be connected with holding tank 213.
See also Fig. 2, Fig. 3 and Fig. 6, described plug terminal 22 has the contact site 221 of a bar shaped, extend respectively perpendicular to the welding foot 222 of a bar shaped of this contact site 221 and the fixing pin 223 of a bar shaped at the two ends of this contact site 221, and welding foot 222 and fixing pin 223 are positioned at the same side of contact site 221.Described contact site 221 is plugged on the plug end pilot trench 212 and extends in the groove 214.Welding foot 222 1 ends are contained in the plug end pilot trench 212, and the other end extends to outside the header body 21 and is welded on the outside corresponding printed circuit board (PCB).Fixing pin 223 is plugged in the plug end pilot trench 212.
See also Fig. 3 and Fig. 5, described plug helps weld tabs 23 to have a rectangular-shaped holding parts 231, the outside respectively vertical extent in the front surface of this holding parts 231 and bottom, rear surface has one roughly to be half elliptic clamping part 232, two clamping parts 232 are symmetrical arranged with respect to holding parts 231, the end of described clamping part 232 be formed with a circular-arc contact-making surface 233 and be positioned at above the contact-making surface 233 and link to each other with the top edge of this contact-making surface 233 hold inclined-plane 234 and be positioned at the butt joint inclined-plane 235 that contact-making surface 233 is following and link to each other with the lower limb of this contact-making surface 233.The top of contact-making surface 233 with hold inclined-plane 234 and form second and hold inclined-plane 236 automatically, the bottom of contact-making surface 233 with dock inclined-plane 235 compositions and docks guiding inclines 237.
Plug helps the holding parts 231 of weld tabs 23 to be fastened in corresponding second and helps in the weld groove 215, and the upper end of holding parts 231 is welded on the corresponding printed circuit board (PCB), thereby pin connector 20 is fixed together with this printed circuit board (PCB).One end of clamping part 232 is contained in second and helps in the weld groove 215, and the other end extends in the holding tank 213.
See also Fig. 1 and Fig. 2, described socket helps weld tabs 13 to be provided with in pairs on socket connector 10, and every pair of socket helps the distance between the weld tabs 13 to help two clamping parts, 232 sizes of weld tabs 23 corresponding with plug.
See also Fig. 1, Fig. 6 and Fig. 7, the pin connector 20 of the utility model board to board connector 1 is assembled on the described socket connector 10, lug boss 115 correspondences of socket connector 10 are contained in the groove 214 of pin connector 20, the contact chip 123 of the female terminal 12 of socket connector 10 connects with the contact site 221 of the plug terminal 22 of pin connector 20, thereby socket connector 10 and pin connector 20 are electrically conducted.The socket that the plug of pin connector 20 helps the clamping part 232 of weld tabs 23 to be held in socket connector 10 helps in the snap groove 134 of weld tabs 13.
Described first holds inclined-plane 135 automatically is positioned at and holds 234 tops, inclined-plane, when pin connector 20 when socket connector 10 is extracted, described plug helps the clamping part 232 of weld tabs 23 to hold inclined-plane 135 automatically along first and skids off.When pin connector 20 is inserted socket connector 10, if not slipping into first at clamping part 232 stops before holding inclined-plane 135 automatically firmly, because the elastic force of snapping portion 133 acts on the butt joint guiding incline 237, thereby plug helps weld tabs 23 to eject from snapping portion 133, thereby helps in time finding that clamping part 232 does not insert puts in place.
See also Fig. 6, contact site 221 by plug terminal 22 extends in the groove 214, thereby when socket connector 10 is pegged graft with pin connector 20, the influence that the contact chip 123 of female terminal 12 is not stopped by the inwall of the groove 214 of header body 21, thus be beneficial to the electric connection of female terminal 12 and plug terminal 22.
See also Fig. 2 and Fig. 7, between accepting groove 1171 and support slot 1172, holding wall 1173 is set by jack body 11, and this holding wall 1173 is contained in the space that holding section 131 that socket helps weld tabs 13 and snapping portion 133 surround, thereby when socket helps weld tabs 13 to be welded on the circuit board, when the plastic cement expanded by heating around holding wall 1173 and this holding wall 1173 arrives to a certain degree, its further expansion can be contained with the confined space that snapping portion 133 surrounds in holding section 131, thereby can reduce the deflection that header body 21 is produced because of welding bonding pad 13.
As mentioned above, board to board connector 1 of the present utility model helps the clamping part 232 of weld tabs 23 to help the snap groove 134 of weld tabs 13 to engage with the socket of socket connector 10 by the plug of pin connector 20 on the one hand, break away from pin connector 20 thereby can effectively avoid making time spent socket connector 10, and then reach pin connector 20 and combine with the firm of socket connector 10 in mechanical impact or other external force.
On the other hand, pin connector 20 docks when combination with socket connector 10, and before clamping part 232 was snapped into the snap groove 134 that socket helps weld tabs 13, clamping part 232 extruding snapping portions 133 make snapping portion 133 that elastic deformations take place need apply big active force; When second of clamping part 232 holds inclined-plane 236 beginning when holding inclined-plane 135 contact matching automatically with first of snap groove 134 automatically, only need not firmly the ramp effect that elastic force and two by snapping portion 133 holds the inclined-plane automatically clamping part 232 is snapped in the snap groove 134 automatically, dock with socket connector 13 thereby finish pin connector 23.Therefore judge easily whether socket connector 10 and pin connector 20 dock combination and put in place.
Claims (9)
1. a board to board connector comprises a pin connector and a socket connector, and pin connector has a header body and some plug terminals, is inserted with at least one plug on this header body and helps weld tabs; Described socket connector has a jack body and some female terminals, is inserted with at least one socket on this jack body and helps weld tabs, it is characterized in that: described plug helps weld tabs to have a holding parts, and the side of this holding parts is outward extended with clamping part; Described socket helps weld tabs to have a holding section, and one end bending in this holding section is extended with a weld part, and the other end bending of holding section is extended with a snapping portion, offer in this snapping portion one can ccontaining described clamping part end portion snap groove; Wherein the top of clamping part end and socket help the place of upside cell wall of the snap groove of weld tabs to be formed with one and hold the inclined-plane automatically at least.
2. board to board connector according to claim 1 is characterized in that: described socket helps to have on the weld tabs with respect to symmetrically arranged two clamping parts of holding parts; Described socket helps weld tabs to be provided with in pairs on socket connector, and every pair of socket helps the distance between the weld tabs to help two clamping part sizes of weld tabs corresponding with plug.
3. board to board connector according to claim 2 is characterized in that: the upside cell wall place of the top of described clamping part end and snap groove all is formed with and holds the inclined-plane automatically.
4. board to board connector according to claim 3 is characterized in that: the bottom of described clamping part end is formed with the butt joint guiding incline.
5. board to board connector according to claim 4 is characterized in that: the end of described clamping part be formed with a circular-arc contact-making surface and be positioned at above the contact-making surface and link to each other with the top edge of this contact-making surface hold the inclined-plane and be positioned at contact-making surface below and the butt joint inclined-plane that links to each other with the lower limb of this contact-making surface; A described inclined-plane that holds is automatically formed on the top that holds inclined-plane and contact-making surface, and a described guiding incline that docks is formed with the bottom of contact-making surface in the butt joint inclined-plane.
6. board to board connector according to claim 1, it is characterized in that: described jack body has a substrate, the both sides of this substrate have upwards protruded out a first side wall respectively, the two ends of this substrate have upwards protruded out one second sidewall respectively, substrate, two the first side walls and two second sidewalls surround a host cavity, offer some socket end pilot trench that are communicated with host cavity on the first side wall; Described female terminal has a contact chip, and female terminal is plugged in the socket end pilot trench, and contact chip extends in the host cavity.
7. board to board connector according to claim 6 is characterized in that: described pin connector has a header body, offers a groove on this header body; Described some plug terminals are contained in the header body, and plug terminal has a contact site, contact site extend in the groove and with the contact chip butt.
8. board to board connector according to claim 6, it is characterized in that: described jack body offers one first respectively in place, the first side wall two ends and helps weld groove, this first helps weld groove to have an accepting groove and a support slot, described accepting groove is connected with host cavity, and described support slot extends to the lateral surface of the first side wall; Described jack body is formed with a holding wall between accepting groove and support slot; Described socket helps weld tabs to be plugged in corresponding first and helps in the weld groove, and the holding section is held in the support slot, and the lower end of snapping portion is plugged in the accepting groove; Described holding wall is contained in the space that holding section and snapping portion surround.
9. board to board connector according to claim 1, it is characterized in that: the place, two ends and the place, two ends, rear surface of described header body front surface all offer a holding tank, place, header body both ends offers one second respectively and helps weld groove, and second helps weld groove to be connected with holding tank; Described plug helps the holding parts of weld tabs to be plugged in second and helps in the weld groove, and clamping part extends in the holding tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200496793U CN201226384Y (en) | 2008-06-20 | 2008-06-20 | Board to board connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200496793U CN201226384Y (en) | 2008-06-20 | 2008-06-20 | Board to board connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201226384Y true CN201226384Y (en) | 2009-04-22 |
Family
ID=40599285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200496793U Expired - Fee Related CN201226384Y (en) | 2008-06-20 | 2008-06-20 | Board to board connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201226384Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102801015A (en) * | 2012-08-20 | 2012-11-28 | 昆山嘉华电子有限公司 | Plate end connector |
| CN102801023A (en) * | 2012-08-21 | 2012-11-28 | 天津亿鑫通科技股份有限公司 | Board-to-board connector |
-
2008
- 2008-06-20 CN CNU2008200496793U patent/CN201226384Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102801015A (en) * | 2012-08-20 | 2012-11-28 | 昆山嘉华电子有限公司 | Plate end connector |
| CN102801023A (en) * | 2012-08-21 | 2012-11-28 | 天津亿鑫通科技股份有限公司 | Board-to-board connector |
| CN102801023B (en) * | 2012-08-21 | 2014-06-04 | 天津亿鑫通科技股份有限公司 | Board-to-board connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090422 Termination date: 20130620 |