CN101826668B - Card edge connector - Google Patents
Card edge connector Download PDFInfo
- Publication number
- CN101826668B CN101826668B CN 200910025287 CN200910025287A CN101826668B CN 101826668 B CN101826668 B CN 101826668B CN 200910025287 CN200910025287 CN 200910025287 CN 200910025287 A CN200910025287 A CN 200910025287A CN 101826668 B CN101826668 B CN 101826668B
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- row
- conducting terminal
- circuit board
- slot
- female circuit
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Abstract
The invention discloses a card edge connector, which comprises an insulating main body which is welded on a main circuit board, wherein the insulating main body is provided with a connecting groove for inserting one end of a subsidiary circuit board; and contacting parts of a first row of electric conduction trinomials and a second row of electric conduction trinomials are positioned in the connecting groove and can be respectively and elastically collided with the two surfaces of one end of the subsidiary circuit board. With the special structure of the connecting groove, one end of the subsidiary circuit board can be diagonally inserted into the card edge connector which is arranged at one side of the main circuit board from the other side of the main circuit board, which corresponds to one side of the main circuit board; the card-inserting mode of the card edge connector is contrary to that of the common card edge connector; and the special structure of the first row of the electric conduction trinomials and the second row of the electric conduction trinomials can overcome the defect that the terminal of the common card edge connector is easily damaged.
Description
Technical field
The present invention relates to a kind of for the bayonet connector that connects female circuit board and sub-circuit board, especially a kind of being welded on female circuit board, and the bayonet connector of the reverse plug-in card of sub-circuit board.
Background technology
In existing bayonet connector, its common structure as shown in figure 10, it is to comprise an insulator C, this insulator C is provided with plural the first terminal slot C4 and the plural second terminal slots C6, the first terminal slot C4 cooperates the first terminal D, the second terminal slots C6 cooperates the second terminal E, and first and second terminal of plural number D, E are welded on the motherboard F, and the contact jaw of first and second terminal D, E is positioned at link slot.As shown in Figure 9, the link slot of this insulator C is made up of the first inclined plane C1, the second horizontal plane C2, vertical plane C3, the 3rd horizontal plane C8, the 4th inclined plane C7 and the 5th horizontal plane C5, make link slot form a kind of trend that departs from motherboard internally to the porch, form thus a daughter board G from motherboard one skew back the mode to the forward plug-in card that is inserted into the bayonet connector that is arranged in this motherboard one side, simultaneously daughter board is attached on the motherboard F by nut F1.
This type of bayonet connector shortcoming is, described daughter board G can only the forward plug-in card (namely from motherboard one skew back to being inserted into the bayonet connector that is arranged in this motherboard one side), reverse plug-in card (namely from the oblique bayonet connector that is arranged in this motherboard one side that is inserted into of motherboard opposite side) has limited the usability of product.
In addition as shown in Figure 9, the arm of force fulcrum of the second terminal E is at the left side of terminal E1, when daughter board G when extracting, second E2 of termination contact portion and daughter board G interfere easily makes second terminal damage; Daughter board G is when plug-in card, and the first terminal D easily is damaged too.
Summary of the invention
In order to overcome above-mentioned defective, the invention provides a kind of bayonet connector, than existing common bayonet connector, the plug-in card mode of bayonet connector of the present invention is opposite, use flexibly, and the defective of having avoided general bayonet connector terminal to damage easily.
The present invention for the technical scheme that solves its technical problem and adopt is:
A kind of bayonet connector, comprise that one is welded in the insulating body of female circuit board, offer on this insulating body for the link slot of inserting sub-circuit board one end, offer plural number difference ccontaining plural first in the insulating body, first of two row's conducting terminals, two row's conducting terminal slots, first, two surfaces of elasticity conflict sub-circuit board one end also can be distinguished in two row's conducting terminal contacts site in link slot, first, two row's conducting terminal weld parts pass insulating body respectively and are welded in female circuit board, whole insulating body is positioned at a side of female circuit board, with the porch of link slot as the place ahead, formed by first inclined-plane and first parallel surface successively after by forward direction near the one side of female circuit board in the link slot inner surface, and first inclined-plane tilts towards the direction that departs from female circuit board after by forward direction, first parallel surface that the rear end on first inclined-plane extends back and parallels with female circuit board, formed by second parallel surface and second inclined-plane successively after by forward direction in the link slot inner surface with near the corresponding link slot another side of the one side of female circuit board, second parallel surface parallels with first parallel surface and the front end of second parallel surface is positioned at before first inclined-plane, second inclined-plane that extended back, the rear end of second parallel surface, second inclined-plane tilts towards the direction that departs from female circuit board after by forward direction, link slot rear end inner surface be one with the perpendicular vertical plane of female circuit board, because this special construction of link slot, make that sub-circuit board one end can be from the oblique bayonet connector that is arranged in female circuit board one side that is inserted into of the opposite side of the female circuit board corresponding with a side of female circuit board, this plug-in card mode is opposite with the plug-in card mode that has common bayonet connector now, and sub-circuit board one end can be adjusted to the state that parallels with female circuit board with the sub-circuit board rotation after inserting link slot, whole sub-circuit board is positioned at a side of female circuit board, and the sub-circuit board other end corresponding with sub-circuit board one end is parallel to be attached on the external mechanism part.
Further technical scheme of the present invention is:
The parallel structure that is attached on the external mechanism part of the described sub-circuit board other end corresponding with sub-circuit board one end is: offer screw on the sub-circuit board other end, position corresponding with screw on the sub-circuit board other end on the external mechanism part fixedly is embedded with nut, be provided with a screw, screw screws in screw and nut simultaneously.
With the porch of link slot as the place ahead, described first row's conducting terminal is class " F " shape, the conduit of first row's conducting terminal slot matches with first row's conducting terminal, first row's conducting terminal fixedly is placed in the conduit of first row's conducting terminal slot, described first row's conducting terminal contact site extends first row's conducting terminal elastic arm that promising first row's conducting terminal contact site provides flexible arc to the direction of polaron circuit board backward, first row's conducting terminal elastic arm extends back as first row's conducting terminal branch of the rectangle of first row's conducting terminal elastic arm arm of force fulcrum, first row's conducting terminal branch is provided with the first card thorn that cooperates with the conduit interference of first row's conducting terminal slot, first row's conducting terminal branch rear end is extended with first row's conducting terminal branch connecting plate to the direction towards female circuit board, first row's conducting terminal branch connecting plate is extended with the secondary branch of first row's conducting terminal forward, the secondary branch of first row's conducting terminal is provided with the second card thorn that cooperates with the conduit interference of first row's conducting terminal slot, the rear end of the secondary branch of first row's conducting terminal is extended with first row's conducting terminal weld part to the direction towards female circuit board, described first row's conducting terminal slot is opened on the insulating body back, and first row's conducting terminal inserts the conduit of first row's conducting terminal slot from the rear of insulating body.
As the place ahead, the back of insulating body offers square groove behind the insulating body of bar shaped with the porch of link slot, and the conduit of square groove is extended to forward with link slot by the back of insulating body and is connected behind the insulating body.
With the porch of link slot as the place ahead, described second row's conducting terminal is class " N " shape, the conduit of second row's conducting terminal slot matches with second row's conducting terminal, second row's conducting terminal fixedly is placed in the conduit of second row's conducting terminal slot, described second row's conducting terminal contact site provides second row's conducting terminal elastic arm of flexible arc to extend promising second row's conducting terminal contact site near the direction of female circuit board backward, second row's conducting terminal elastic arm extends back as second row's conducting terminal branch of the rectangle of second row's conducting terminal elastic arm arm of force fulcrum, the front end of second row's conducting terminal branch is extended with second row's conducting terminal, the first secondary branch to the direction that deviates from female circuit board, second row's conducting terminal, the first secondary branch is provided with the 3rd card thorn that cooperates with the conduit interference of second row's conducting terminal slot, second row's conducting terminal branch is extended with second row's conducting terminal, the second secondary branch of bar shaped forward towards an end of female circuit board, second row's conducting terminal, the second secondary branch is provided with the 4th card thorn that cooperates with the conduit interference of second row's conducting terminal slot, second row's conducting terminal, the second secondary branch front portion is extended with second row's conducting terminal weld part to the direction towards female circuit board, described second row's conducting terminal slot is opened on insulating body towards the one side of female circuit board, and second row's conducting terminal inserts the conduit of second row's conducting terminal slot towards the one side of female circuit board from insulating body.
With the porch of link slot as the place ahead, be provided with two stators that are used for insulating body is welded in female circuit board, the stator slot that the part symmetry of the close female circuit board in the both sides, back of described insulating body offers " L " shape, similar " C " shape of the outline of described stator and be complementary with the stator slot, stator fixedly is inserted in the stator slot, and stator is exposed to the outer one side of stator slot and is welded on female circuit board.
The invention has the beneficial effects as follows: because the special construction of link slot, make that sub-circuit board one end can be from the oblique bayonet connector that is arranged in female circuit board one side that is inserted into of the opposite side of the female circuit board corresponding with a side of female circuit board, this plug-in card mode is opposite with the plug-in card mode that has common bayonet connector now, and the special structure of first and second row's conducting terminal can be avoided the general bayonet connector terminal defective of damage easily.
Description of drawings
Fig. 1 is the sectional structure schematic diagram of plug-in card state of the present invention;
The schematic diagram that Fig. 2 is connected with female circuit board by the present invention for sub-circuit board;
Fig. 3 is stereoscopic figure of the present invention;
Fig. 4 is decomposition texture schematic diagram of the present invention;
Fig. 5 is insulator structure schematic diagram of the present invention;
Fig. 6 is the A-A portion cutaway view of Fig. 5;
Fig. 7 is the another side view of Fig. 5;
Fig. 8 is first row's conducting terminal structural representation of the present invention;
Fig. 9 is second row's conducting terminal structural representation of the present invention;
Figure 10 is the sectional structure schematic diagram of common bayonet connector.
Embodiment
Embodiment: a kind of bayonet connector, comprise that one is welded in the insulating body 2 of female circuit board 1, offer on this insulating body for the link slot 4 of inserting sub-circuit board 3 one ends, offer plural number difference ccontaining plural first in the insulating body, two row's conducting terminals 5,6 first, two row's conducting terminal slots 7,8, first, two row's conducting terminal contact sites 51,61 are positioned at two surfaces that link slot also can be distinguished elasticity conflict sub-circuit board one end, first, two row's conducting terminal weld parts 52,62 pass insulating body respectively and are welded in female circuit board, whole insulating body is positioned at a side 11 of female circuit board, with the porch of link slot as the place ahead, formed by first inclined-plane 41 and first parallel surface 42 successively after by forward direction near the one side of female circuit board in the link slot inner surface, and first inclined-plane tilts towards the direction that departs from female circuit board after by forward direction, first parallel surface that the rear end on first inclined-plane extends back and parallels with female circuit board, formed by second parallel surface 43 and second inclined-plane 44 successively after by forward direction in the link slot inner surface with near the corresponding link slot another side of the one side of female circuit board, second parallel surface parallels with first parallel surface and the front end of second parallel surface is positioned at before first inclined-plane, second inclined-plane that extended back, the rear end of second parallel surface, second inclined-plane tilts towards the direction that departs from female circuit board after by forward direction, link slot rear end inner surface be one with the perpendicular vertical plane 45 of female circuit board, because this special construction of link slot, make that sub-circuit board one end can be from the opposite side 12 oblique bayonet connectors that are arranged in female circuit board one side 11 that are inserted into of the female circuit board corresponding with a side of female circuit board, this plug-in card mode is opposite with the plug-in card mode that has common bayonet connector now, and sub-circuit board one end can be adjusted to the state that parallels with female circuit board with the sub-circuit board rotation after inserting link slot, whole sub-circuit board is positioned at a side of female circuit board, and the sub-circuit board other end corresponding with sub-circuit board one end is parallel to be attached on the external mechanism part 9.
The parallel structure that is attached on the external mechanism part of the described sub-circuit board other end corresponding with sub-circuit board one end is: offer screw 31 on the sub-circuit board other end, position corresponding with screw on the sub-circuit board other end on the external mechanism part fixedly is embedded with nut 91, be provided with a screw 10, screw screws in screw and nut simultaneously.
With the porch of link slot as the place ahead, described first row's conducting terminal is class " F " shape, the conduit of first row's conducting terminal slot matches with first row's conducting terminal, first row's conducting terminal fixedly is placed in the conduit of first row's conducting terminal slot, described first row's conducting terminal contact site 51 extends first row's conducting terminal elastic arm 53 that promising first row's conducting terminal contact site provides flexible arc to the direction of polaron circuit board backward, first row's conducting terminal elastic arm extends back as first row's conducting terminal branch 54 of the rectangle of first row's conducting terminal elastic arm arm of force fulcrum, first row's conducting terminal branch is provided with the first card thorn 541 that cooperates with the conduit interference of first row's conducting terminal slot, first row's conducting terminal branch rear end is extended with first row's conducting terminal branch connecting plate 55 to the direction towards female circuit board, first row's conducting terminal branch connecting plate is extended with the secondary branch 56 of first row's conducting terminal forward, the secondary branch of first row's conducting terminal is provided with the second card thorn 561 that cooperates with the conduit interference of first row's conducting terminal slot, the rear end of the secondary branch of first row's conducting terminal is extended with first row's conducting terminal weld part 52 to the direction towards female circuit board, described first row's conducting terminal slot is opened on the insulating body back, and first row's conducting terminal inserts the conduit of first row's conducting terminal slot from the rear of insulating body.
As the place ahead, the back of insulating body offers square groove 71 behind the insulating body of bar shaped with the porch of link slot, and the conduit of square groove is extended to forward with link slot by the back of insulating body and is connected behind the insulating body.
With the porch of link slot as the place ahead, described second row's conducting terminal is class " N " shape, the conduit of second row's conducting terminal slot matches with second row's conducting terminal, second row's conducting terminal fixedly is placed in the conduit of second row's conducting terminal slot, described second row's conducting terminal contact site 61 provides second row's conducting terminal elastic arm 63 of flexible arc to extend promising second row's conducting terminal contact site near the direction of female circuit board backward, second row's conducting terminal elastic arm extends back as second row's conducting terminal branch 64 of the rectangle of second row's conducting terminal elastic arm arm of force fulcrum, the front end of second row's conducting terminal branch is extended with second row's conducting terminal, the first secondary branch 65 to the direction that deviates from female circuit board, second row's conducting terminal, the first secondary branch is provided with the 3rd card thorn 651 that cooperates with the conduit interference of second row's conducting terminal slot, second row's conducting terminal branch is extended with second row's conducting terminal, the second secondary branch 66 of bar shaped forward towards an end of female circuit board, second row's conducting terminal, the second secondary branch is provided with the 4th card thorn 661 that cooperates with the conduit interference of second row's conducting terminal slot, second row's conducting terminal, the second secondary branch front portion is extended with second row's conducting terminal weld part 62 to the direction towards female circuit board, described second row's conducting terminal slot is opened on insulating body towards the one side of female circuit board, and second row's conducting terminal inserts the conduit of second row's conducting terminal slot towards the one side of female circuit board from insulating body.
With the porch of link slot as the place ahead, be provided with two stators 21 that are used for insulating body is welded in female circuit board, the stator slot 22 that the part symmetry of the close female circuit board in the both sides, back of described insulating body offers " L " shape, similar " C " shape of the outline of described stator and be complementary with the stator slot, stator fixedly is inserted in the stator slot, and stator is exposed to the outer one side of stator slot and is welded on female circuit board.
Claims (4)
1. bayonet connector, comprise that one is welded in the insulating body (2) of female circuit board (1), offer on this insulating body for the link slot (4) of inserting sub-circuit board (3) one ends, offer plural number difference ccontaining plural first in the insulating body, two row's conducting terminals (5,6) first, two row's conducting terminal slots (7,8), first, two row's conducting terminal contact sites (51,61) be positioned at two surfaces that link slot also can be distinguished elasticity conflict sub-circuit board one end, first, two row's conducting terminal weld parts (52,62) pass insulating body and be welded in female circuit board respectively, it is characterized in that: whole insulating body is positioned at a side (11) of female circuit board, with the porch of link slot as the place ahead, formed by first inclined-plane (41) and first parallel surface (42) successively after by forward direction near the one side of female circuit board in the link slot inner surface, and first inclined-plane tilts towards the direction that departs from female circuit board after by forward direction, first parallel surface that the rear end on first inclined-plane extends back and parallels with female circuit board, formed by second parallel surface (43) and second inclined-plane (44) successively after by forward direction in the link slot inner surface with near the corresponding link slot another side of the one side of female circuit board, second parallel surface parallels with first parallel surface and the front end of second parallel surface is positioned at before first inclined-plane, second inclined-plane that extended back, the rear end of second parallel surface, second inclined-plane tilts towards the direction that departs from female circuit board after by forward direction, link slot rear end inner surface be one with the perpendicular vertical plane (45) of female circuit board, the sub-circuit board other end corresponding with sub-circuit board one end is parallel to be attached on the external mechanism part (9), described first row's conducting terminal is class " F " shape, the conduit of first row's conducting terminal slot matches with first row's conducting terminal, first row's conducting terminal fixedly is placed in the conduit of first row's conducting terminal slot, described first row's conducting terminal contact site (51) extends first row's conducting terminal elastic arm (53) that promising first row's conducting terminal contact site provides flexible arc to the direction of polaron circuit board backward, first row's conducting terminal elastic arm extends back as the first row conducting terminal branch (54) of the rectangle of first row's conducting terminal elastic arm arm of force fulcrum, first row's conducting terminal branch is provided with the first card thorn (541) that cooperates with the conduit interference of first row's conducting terminal slot, first row's conducting terminal branch rear end is extended with first row's conducting terminal branch's connecting plate (55) to the direction towards female circuit board, first row's conducting terminal branch connecting plate is extended with the secondary branch (56) of first row's conducting terminal forward, the secondary branch of first row's conducting terminal is provided with the second card thorn (561) that cooperates with the conduit interference of first row's conducting terminal slot, the rear end of the secondary branch of first row's conducting terminal is extended with first row's conducting terminal weld part (52) to the direction towards female circuit board, described first row's conducting terminal slot is opened on the insulating body back, the back of insulating body offers square groove (71) behind the insulating body of bar shaped, and the conduit of square groove is extended to forward with link slot by the back of insulating body and is connected behind the insulating body.
2. a kind of bayonet connector according to claim 1, it is characterized in that: the parallel structure that is attached on the external mechanism part of the described sub-circuit board other end corresponding with sub-circuit board one end is: offer screw (31) on the sub-circuit board other end, position corresponding with screw on the sub-circuit board other end on the external mechanism part fixedly is embedded with nut (91), be provided with a screw (10), screw screws in screw and nut simultaneously.
3. a kind of bayonet connector according to claim 1, it is characterized in that: with the porch of link slot as the place ahead, described second row's conducting terminal is class " N " shape, the conduit of second row's conducting terminal slot matches with second row's conducting terminal, second row's conducting terminal fixedly is placed in the conduit of second row's conducting terminal slot, described second row's conducting terminal contact site (61) provides second row's conducting terminal elastic arm (63) of flexible arc to extend promising second row's conducting terminal contact site near the direction of female circuit board backward, second row's conducting terminal elastic arm extends back as the second row conducting terminal branch (64) of the rectangle of second row's conducting terminal elastic arm arm of force fulcrum, the front end of second row's conducting terminal branch is extended with second row's conducting terminal, the first secondary branch (65) to the direction that deviates from female circuit board, second row's conducting terminal, the first secondary branch is provided with the 3rd card thorn (651) that cooperates with the conduit interference of second row's conducting terminal slot, second row's conducting terminal branch is extended with second row's conducting terminal, the second secondary branch (66) of bar shaped forward towards an end of female circuit board, second row's conducting terminal, the second secondary branch is provided with the 4th card thorn (661) that cooperates with the conduit interference of second row's conducting terminal slot, second row's conducting terminal, the second secondary branch front portion is extended with second row's conducting terminal weld part (62) to the direction towards female circuit board, and described second row's conducting terminal slot is opened on insulating body towards the one side of female circuit board.
4. according to each described a kind of bayonet connector in the claim 1 to 3, it is characterized in that: with the porch of link slot as the place ahead, be provided with two stators (21) that are used for insulating body is welded in female circuit board, the stator slot (22) that the part symmetry of the close female circuit board in the both sides, back of described insulating body offers " L " shape, similar " C " shape of the outline of described stator and be complementary with the stator slot, stator fixedly is inserted in the stator slot, and stator is exposed to the outer one side of stator slot and is welded on female circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910025287 CN101826668B (en) | 2009-03-02 | 2009-03-02 | Card edge connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910025287 CN101826668B (en) | 2009-03-02 | 2009-03-02 | Card edge connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101826668A CN101826668A (en) | 2010-09-08 |
| CN101826668B true CN101826668B (en) | 2013-08-28 |
Family
ID=42690445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910025287 Expired - Fee Related CN101826668B (en) | 2009-03-02 | 2009-03-02 | Card edge connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101826668B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4678252A (en) * | 1986-05-27 | 1987-07-07 | Rockwell International Corporation | Electrical connector for circuit boards |
| US5514002A (en) * | 1994-04-28 | 1996-05-07 | Hon Hai Precision Ind. Co., Ltd. | Electrical connector assembly and contacts therein |
| US5759057A (en) * | 1996-04-03 | 1998-06-02 | Hon Hai Precision Ind. Co., Ltd. | Connector with hybrid latch device |
| US6575763B1 (en) * | 2002-08-26 | 2003-06-10 | Hon Hai Precision Ind. Co., Ltd. | Dense contact tail alignment of connector |
| CN1839519A (en) * | 2003-08-27 | 2006-09-27 | 莫列斯公司 | Flat circuit connector with improved housing |
| CN201134533Y (en) * | 2007-11-28 | 2008-10-15 | 达昌电子科技(苏州)有限公司 | Improvement of card edge connector |
| CN201149926Y (en) * | 2007-10-31 | 2008-11-12 | 达昌电子科技(苏州)有限公司 | Structure improvement of card connector |
| CN201374405Y (en) * | 2009-03-02 | 2009-12-30 | 昆山宏泽电子有限公司 | Card edge connector |
-
2009
- 2009-03-02 CN CN 200910025287 patent/CN101826668B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4678252A (en) * | 1986-05-27 | 1987-07-07 | Rockwell International Corporation | Electrical connector for circuit boards |
| US5514002A (en) * | 1994-04-28 | 1996-05-07 | Hon Hai Precision Ind. Co., Ltd. | Electrical connector assembly and contacts therein |
| US5759057A (en) * | 1996-04-03 | 1998-06-02 | Hon Hai Precision Ind. Co., Ltd. | Connector with hybrid latch device |
| US6575763B1 (en) * | 2002-08-26 | 2003-06-10 | Hon Hai Precision Ind. Co., Ltd. | Dense contact tail alignment of connector |
| CN1839519A (en) * | 2003-08-27 | 2006-09-27 | 莫列斯公司 | Flat circuit connector with improved housing |
| CN201149926Y (en) * | 2007-10-31 | 2008-11-12 | 达昌电子科技(苏州)有限公司 | Structure improvement of card connector |
| CN201134533Y (en) * | 2007-11-28 | 2008-10-15 | 达昌电子科技(苏州)有限公司 | Improvement of card edge connector |
| CN201374405Y (en) * | 2009-03-02 | 2009-12-30 | 昆山宏泽电子有限公司 | Card edge connector |
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| Publication number | Publication date |
|---|---|
| CN101826668A (en) | 2010-09-08 |
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Granted publication date: 20130828 Termination date: 20160302 |
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