CN1243344A - Plate edge connector - Google Patents
Plate edge connector Download PDFInfo
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- CN1243344A CN1243344A CN 99110631 CN99110631A CN1243344A CN 1243344 A CN1243344 A CN 1243344A CN 99110631 CN99110631 CN 99110631 CN 99110631 A CN99110631 A CN 99110631A CN 1243344 A CN1243344 A CN 1243344A
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- Prior art keywords
- daughter board
- plate
- electric connector
- plate portion
- locking part
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- 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
- H01R12/82—Coupling devices connected with low or zero insertion force
- H01R12/85—Coupling devices connected with low or zero insertion force contact pressure producing means, contacts activated after insertion of printed circuits or like structures
- H01R12/88—Coupling devices connected with low or zero insertion force contact pressure producing means, contacts activated after insertion of printed circuits or like structures acting manually by rotating or pivoting connector housing parts
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- Coupling Device And Connection With Printed Circuit (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The present invention provides a card edge electrical connector (1) is equipped with an insulating housing (10), which is to be attached to a mother board (50) and which has a daughter board-accommodating recess (11) that extends in the direction of length thereof, and metal latch members (30), which are disposed in the vicinity of end portions of the housing (10) with respect to the direction of length of the housing and which hold a daughter board (60) at a second angle when the daughter board is rotated to the second angle after being inserted into the daughter board-accommodating recess (11) at a first angle. The latch members are connected to a ground path of the mother board. Metal ground auxiliary contact members (40), which have first resilient contact portions (43) that resiliently engage a ground path of the daughter board and second resilient contact portions (44).
Description
The present invention relates to a kind of plate edge electric connector, it is installed on the motherboard and is electrically connected with it, and daughter board is electrically connected thereon with lock mode.
At Japan Patent No.2, disclosed electric connector as shown in Figure 9 is a kind of plate edge electric connector 100 in 649,988, and it is installed on the motherboard, and daughter board is electrically connected thereon with lock mode.
And daughter board 140 holds with first angle in present 110 the daughter board mounting groove 111, and its arrow R direction in Fig. 9 is rotated subsequently, makes daughter board 140 engage in that second angle and electrical contact are electric, and is maintained fixed by locking part 120 in second angle.As a result, daughter board 140 is electrically connected with motherboard 130 by the electrical contact of plate edge connector 100.And, when daughter board 140 by locking part 120 fixedly the time, daughter board 140 enters in the daughter board installing port 121 of locking part 120, and the block 113 of the locking part projection by locking part 120 and 110 remains on the certain position.
But, in conventional panels edge connector 100, in the width of daughter board 140 grounded circuits 141 electrical accessories parts, also be the thickness that the width of the daughter board installing port 121 of locking part 120 is a bit larger tham daughter board 140 on the locking part 120.The result, the direction that produces because of some external factor is that the external force of the indicated direction of arrow R is when acting on the daughter board 140, just exist the grounded circuit 141 on the daughter board 140 to make daughter board 140 can not finish from the danger of locking part 120 separation to the ground connection of motherboard 130.On the other hand, if it is identical with the thickness of daughter board 140 that the width of the daughter board installing port 121 of locking part 120 is made, rotate in daughter board installing port 121 so that prevent daughter board 140, then the generation meeting can not enter danger in the daughter board installing port 120 because of scale error causes daughter board 140.
Therefore, the object of the present invention is to provide and a kind ofly can finish the plate edge electric connector of daughter board reliably by locking part to the ground connection of motherboard.
Plate edge electric connector of the present invention comprises: insulating base, and it is installed on the motherboard and has the daughter board mounting groove that extends at its length direction; With the metal latch firmware, be provided with near the present end of going up with respect to the seat length direction, when after daughter board is inserted into the daughter board mounting groove with first angle, turning to second angle again, be used at the second fixed angle daughter board, locking part is connected with the grounded circuit of motherboard, the auxiliary contact of metal ground connection install present on, have with first Elastic Contact part of the grounded circuit resilient engagement of daughter board and with the second Elastic Contact part of a locking part resilient engagement.
And, when daughter board makes the grounded circuit resilient engagement of first Elastic Contact part and daughter board from first angular turn to second angle, first Elastic Contact part of the auxiliary contact of each ground connection is crooked on the direction that the feasible elastic force that is applied on the daughter board increases, and is very effective.Form integral body with the Elastic Contact part of the grounded circuit resilient engagement of daughter board with each locking part.
Preferably with each locking part form prevent Elastic Contact part excessive deformation prevent the overstress part.
And, even more preferably, locking part has two plate portions folding and that overlap each other, the coupling part that is connected with the grounded circuit of motherboard, daughter board fixture at the second fixed angle daughter board, with the integrally formed overstress part that prevents on a plate portion, and on another plate portion integrally formed resilient contact.
And, when being forced to upwards drive, prevent that the overstress part from engaging with second plate portion is very effective, has therefore avoided first plate portion upwards to float by the fixing daughter board of daughter board fixture.
More efficientlyly be, on first plate portion whole be formed with when daughter board engages with resilient contact, prevent the daughter board excessive amount of motion prevent the excessive amount of motion part.
In addition, more preferably, when the displacement laterally of daughter board fixture makes to fixedly the unclamping of daughter board, prevent that the excessive amount of motion part from preventing the excessive displacement laterally of first plate portion by engaging with second plate portion.
A kind of electric connector that is used to be electrically connected on the motherboard and is used to engage daughter board comprises: insulating base, have the plate mounting groove that holds the daughter board edge that extends therein, and in this plate mounting groove, hold the edge of daughter board; Be installed in the electrical contact on the insulating base, have and be used for contact portion that is electrically connected with daughter board and the coupling part that when insulating base is installed on the motherboard, is electrically connected with motherboard; With the metal latch firmware, be installed on the position of each end of adjoining plate mounting groove of insulating base, has the coupling part that is electrically connected with the grounded circuit of motherboard, be used for after first angle is inserted the daughter board edge plate mounting groove and turned to second angle subsequently, engaging the also fixing resilient contact that is electrically connected with grounded circuit on the daughter board of the plate fixture of daughter board and being used for of daughter board surface.
Describe the embodiment of the invention in detail below in conjunction with accompanying drawing.In the accompanying drawing:
Fig. 1 is a plate edge electric connector top view of the present invention;
Fig. 2 is the left side view of plate edge connector shown in Figure 1;
Fig. 3 is the front view of plate edge connector shown in Figure 1, has wherein omitted electrical contact;
Fig. 4 is the partial enlarged view that is indicated by arrow A among Fig. 1;
Fig. 5 A-5C is the insulating base that uses in the plate edge electric connector shown in Figure 1; Fig. 5 A is a partial top view, and Fig. 5 B is a partial front elevation view, and Fig. 5 C is the partial sectional view along the intercepting of the 5C-5C line among Fig. 5 A;
Fig. 6 A-6C is the auxiliary contact of ground connection that uses in plate edge electric connector shown in Figure 1; Fig. 6 A is a plane graph, and Fig. 6 B is a front view, and Fig. 6 C is the right side view of Fig. 6 A;
Fig. 7 A and 7B show the auxiliary contact of the ground connection that is installed to seat; Fig. 7 A is a front view, and Fig. 7 B is a partial cut away side views;
Fig. 8 A and 8B show the rotating operation that inserts the daughter board in the plate edge electric connector shown in Figure 1; Fig. 8 A illustrates the cutaway view that daughter board inserts in first angle, and Fig. 8 B illustrates the cutaway view that daughter board turns to second angle;
Fig. 9 is the fragmentary, perspective view of conventional panels edge electric connector;
Figure 10 is the top view of another embodiment of plate edge electric connector of the present invention;
Figure 11 is the front view of plate edge electric connector shown in Figure 10;
Figure 12 is the top view of the locking part that uses in plate edge electric connector shown in Figure 10;
Figure 13 is the right side view of locking part shown in Figure 12;
Figure 14 is the bottom view of locking part shown in Figure 12;
Figure 15 is the front view of locking part shown in Figure 12;
Figure 16 is illustrated in the partial sectional view that daughter board in the locking part shown in Figure 12 has been rotated the state of second angle.
In Fig. 1-4 and Fig. 8, plate edge electric connector 1 has insulating base 10, a plurality of electrical contacts 20, and pair of metal locking part 30 and pair of metal ground connection are assisted contact 40, and insulating base 10 is fixed on the motherboard 50, and has the daughter board mounting groove 11 that extends at length direction; A plurality of electrical contacts 20 are electrically connected with motherboard 50, and are arranged in upper and lower row along the length direction of seat 10; Pair of metal locking part 30 is provided with respect to the length direction of seat 10 near two ends of present 10, and inserts in the daughter board mounting groove 11 and after turning to second angle, at the second fixed angle daughter board 60 in first angle at daughter board 60; The auxiliary contact 40 of pair of metal ground connection is fixed on the seat 10, and with the grounded circuit (not shown) resilient engagement of daughter board 60, with locking part 30 resilient engagement.And, when daughter board 60 when first angle (shown in Fig. 8 A) is inserted in the daughter board mounting groove 11, daughter board 60 enters into the zone between the electrical contact 20 that is arranged in upper and lower row; Subsequently, daughter board 60 is rotated and is fixed on second angle (shown in Fig. 8 B), and daughter board 60 engages with electrical contact 20 electricity in upper and lower row.As a result, daughter board 60 and motherboard 50 are electrically connected to each other.Here in the present embodiment, first angle is that and second angle is the angle that is roughly parallel to motherboard 50 with respect to roughly the tilt angles of 30 degree of motherboard 50; But described angle is not limited to these angles.
Here, shown in Fig. 1-5, seat 10 is the single piece with insulation characterisitic, and it is molded into rectangular solid, and side has the daughter board mounting groove 11 that extends in length direction within it.A pair of arm member 12 extends into protruding part from the both ends of seat 10.As Fig. 4, shown in 5 and 7, hold locking part 30 and the locking part mounting groove 13 that locking part is fixed is arranged in each arm member 20 by locking part is press fit over wherein.And a pair of base member 15 that links to each other with the sidewall 12a of arm member 12 is the protruding parts at base wall 14 two ends of daughter board mounting groove 11, is useful on each bottom parts 15 the auxiliary contact (seeing below) of the ground connection of correspondence is press fit over wherein the groove that is press-fitted.The postbrachium 13a of the locking part mounting groove 13 in the end 15a of each base member 15 and each arm member 12 is positioned at identical plane (with respect to fore-and-aft direction, i.e. left and right directions among Fig. 5 C).Link to each other and compare further recessed long and narrow lug boss 15b with another sidewall 12b of corresponding arm member 12 and be the protuberance on the end 15a of each base member 15 with sidewall 12a.
And locking part 30 is processed by sheet metal punching press and shaping.As Fig. 4 and shown in Figure 8, each locking part all has press-fit board part 31, daughter board standing part 32, prevents overstress part 33 and coupling part 34, press-fit board part 31 is press fitted in the locking part mounting groove 13 corresponding on the seat 10, daughter board standing part 32 turns back forward from press-fit board part 31 and is roughly U-shaped, prevent that overstress part 33 from extending forward from press-fit board part 31, coupling part 34 curves inwardly (among Fig. 4 to the right) from preventing overstress part 33 lower ends, and is welded to (not shown) on the grounded circuit of motherboard 50.For example, corrosion resistant plate is the ideal material of punching press and shaping locking part 30.Daughter board standing part 32 has the board 32a that roughly takes the shape of the letter U and turn back from press-fit board part 31, is positioned at board 32a outer end and outstanding to the inside hook portion 32b and from the crooked to the inside daughter board fixture 32c in board 32a upper end.Here, as shown in Figure 8, the daughter board 60 in being inserted into daughter board mounting groove 11 is during from first angular turn to second angle, and daughter board fixture 32c is temporarily moved to the outside by the elastic force of board 32a; Subsequently, daughter board fixture 32c gets back to its home position, thereby its upper surface with the marginal portion of daughter board 60 is engaged, and prevents that thus daughter board 60 from upwards floating.And when daughter board 60 was positioned at second angle, hook portion 32b entered in the otch of daughter board 60 marginal portions, thereby prevented daughter board 60 slippage from connector 1.In addition, when daughter board fixture 32c wanted outwardly-bent excessive amount, daughter board fixture 32c can engage with preventing overstress part 33, prevents from board 32a is applied excessive stress.And in that auxiliary contact 40 (seeing for details hereinafter) is fixed to after seat goes up by being press-fitted to install with ground connection as shown in Figure 7, locking part 30 is press fitted in the locking part mounting groove 13.
The auxiliary contact 40 of ground connection is processed by sheet metal punching press and shaping.As shown in Figure 6 and Figure 7, the auxiliary contact 40 of each ground connection has the plate portion of press-fiting 41, U-shaped part 42, the first Elastic Contact part 43 and the second Elastic Contact part 44, first press-fits plate portion 41 is pressed onto corresponding press-fiting in the groove 16 on the seat 10, U-shaped part 42 is extended forward from press-fiting plate portion 41, the first Elastic Contact part 43 is turned back backward from the front end of the last shank of U-shaped part 42, thereby the form with cantilever part is extended to the back-end, and be inclined upwardly, grounded circuit (not shown) resilient engagement on the bottom surface of this first Elastic Contact part and daughter board 60, the second Elastic Contact part 44 is bent upwards from the side of the last shank of U-shaped part 42, thereby the form with cantilever part is extended behind the lateral, and the side surface resilient engagement (as shown in Figure 4) of this second Elastic Contact part 44 and the board 32a of corresponding locking part 30.For example, stainless steel material is very desirable as the metallic plate of making the auxiliary contact 40 of ground connection.When the auxiliary contact 40 of ground connection press-fit that plate portion 41 is press fitted into seat 10 press-fit groove 16 when helping to limit the vertical motion of the auxiliary contact 40 of ground connection, on the protruding 15b of U-shaped part 42 clampings present 10 of the auxiliary contact 40 of each ground connection, shown in Fig. 7 A.And, after locking part 30 is press fitted in the locking part mounting groove 13, enter into U-shaped part 42 from the aduncate ledge 32d in lower end of the board 32a of locking part 30, as shown in Figure 4, auxiliary thus the realization to the restriction of locking part 30 in the vertical direction motion.In addition, the auxiliary contact 40 of ground connection press-fit plate portion 41 be press fitted into press-fit in the groove 16 after, when the press-fit board part 31 of locking part 30 was press fitted in the locking part mounting groove 13, the second Elastic Contact part 44 engaged with the side elastic of the board 32a of locking part 30, shown in Fig. 4 and 8.Because the elastic force of the second Elastic Contact part 44 is much smaller than the elastic force of the board 32a of locking part 30, the daughter board fixture 32c of locking part 30 can not leave because of the elastic force of the second Elastic Contact part 44 edge from daughter board 60.Simultaneously, when daughter board 60 during from first angular turn to second angle, the first Elastic Contact part 43 engages with the grounded circuit electricity of daughter board 60 as shown in Figure 8, and acts on bending on the direction that the elastic force on the daughter board 60 increases making.
Shown in Fig. 8 B, when daughter board 60 is fixed on second angle, the first Elastic Contact part 43 of the auxiliary contact 40 of each ground connection engages with the grounded circuit of daughter board 60 is electric; And the second Elastic Contact part 44 engages with the board 32a electricity of corresponding locking part, and the welding portion 34 of locking part 30 also is connected with the grounded circuit of motherboard 50 by welding.Thus, the grounded circuit of daughter board 60 just links to each other with the grounded circuit of motherboard 50.At this moment, even externally under the effect of factor, daughter board 60 is further from second angular turn, make daughter board 60 leave from the daughter board fixture 32c of locking part 30, but because the auxiliary contact 40 of ground connection is electrically connected with the grounded circuit of daughter board 60, daughter board 60 does not have destroyed with respect to the ground state of motherboard 50.And the grounded circuit electricity of the first Elastic Contact part 43 and daughter board 60 engages, and when daughter board 60 during from first angular turn to second angle its in the direction bending that can cause the elastic force increase that acts on the daughter board 60; Therefore, even the further rotation that daughter board 60 occurs from second angle, the elastic force that is applied on the daughter board 60 by the first Elastic Contact part 43 also can increase greatly, thereby can prevent reliably that the first Elastic Contact part 43 and daughter board 60 break away from, further guarantee the reliability of daughter board 60 thus to the ground connection connection of motherboard 50.
Below, describe another embodiment of plate edge electric connector of the present invention in detail with reference to figure 10-16.Plate edge electric connector 201 has insulating base 210, a plurality of electrical contact 220 and pair of metal locking part 230, and insulating base 210 is fixed on the motherboard 240, and has the daughter board mounting groove 211 that extends at length direction; A plurality of electrical contacts 220 are electrically connected with motherboard 240, and are arranged in upper and lower row along the length direction of seat; Pair of metal locking part 230 is provided with respect to the length direction of seat 210 near two ends of present 210, and inserts in the daughter board mounting groove 211 and after turning to second angle, at the second fixed angle daughter board 250 (Figure 16) in first angle at daughter board.Plate edge electric connector 201 is not have the auxiliary contact of ground connection with the difference of the plate edge electric connector 1 shown in Fig. 1-8.And when daughter board 250 was inserted in the daughter board mounting groove 211 with first angle, daughter board 250 entered in the zone between upper and lower row's electrical contact 220; Subsequently, (see figure 6) when daughter board 250 is rotated and is fixed on second angle, daughter board 250 engages with upper and lower bank contact 220 electricity, makes daughter board 250 be electrically connected on the motherboard 240 thus.
Shown in Figure 10 and 11, seat 210 is the single piece with insulation characterisitic, and it is molded into roughly rectangular solid members, and side has the daughter board mounting groove 211 that extends in length direction within it.Seat 210 is made through molded by the suitable insulation resin material.A pair of locking part is press-fitted groove, is used for the press-fit portion 233 that cooperates fastening locking part 230 that is pressed into by therein, its be positioned at seat 210 both ends on relative seat 210 length directions near.And, prevent that the rib 213 that daughter board 250 oppositely inserts is arranged near the right-hand member of daughter board mounting groove 211 with respect to Figure 11 of its length direction.Rib 213 extends to lower wall 215 from the upper wall 214 of daughter board mounting groove 211; But, between rib 213 and lower wall 215, have the gap.If rib 213 is connected on the lower wall 215 of daughter board mounting groove 211, will be promoted by rib 213 at the lower wall 215 of 210 o'clock daughter board mounting grooves 211 of molded seat, can cause distortion thus.But, since gapped 216, make the lower wall 215 of daughter board mounting groove 211 can not promoted by rib 213, therefore can not be out of shape.
And locking part 230 is processed by sheet metal punching press and shaping.Shown in Figure 12-16, each locking part has plate portion 231,232, and they are folded and overlap each other together through coupling part 230a.And press-fit portion 233 is arranged in the medial extremity (being the right-hand member of Figure 12) of plate portion 231, and is pressed onto seat 210 locking part and is press-fitted in the groove 212.Coupling part 234 forms by lower end (upside Figure 12) bending laterally from plate portion 231, and is connected with the grounded circuit of motherboard 240 by welding.Daughter board fixture 235 is positioned at the outer end of plate portion 231, and at the second fixed angle daughter board 250.Prevent that overstress part 236 from curving inwardly from the lower end of plate portion 231.In addition, Elastic Contact part 237 is inwardly curved from plate portion 232 lower ends, and extends the grounded circuit resilient engagement with daughter board 250 forward.Prevent that overstress part 236 is positioned at the downside of Elastic Contact part 237, exceedingly curved down to prevent it.As a result, not distortion of Elastic Contact part 237.And, prevent that overstress part 236 is positioned at the downside of plate portion 232, and when being forced to upwards drive by daughter board fixture 235 fixing daughter boards 250, its lower end with plate portion 232 engages, thereby prevent that plate portion 232 from upwards floating.As a result, when daughter board 250 is forced to upwards drive, not distortion of daughter board fixture 235.Daughter board fixture 235 has hook portion 235a, daughter board fixed part 235b and prevents excessive amount of motion part 235c, hook portion 235a extends from the outer end of plate portion 231 and is inwardly outstanding, daughter board fixed part 235b curves inwardly from the upper end of plate portion 231, prevents that excessive amount of motion part 235c from curving inwardly from the lower end of plate portion 231.Here, as shown in figure 16, when the daughter board 250 that inserts daughter board mounting groove 211 during from first angular turn to second angle, the elastic force of plate portion 231 makes daughter board fixed part 235b motion laterally temporarily; Afterwards, daughter board fixed part 235b gets back to the home position, and engages with the upper surface of the marginal portion of daughter board 250, thereby has avoided daughter board 250 upwards to float.And when daughter board 250 is positioned at second angle, thereby hook portion 235a enters in the otch (not shown) of marginal portion of daughter board 250 and prevents that daughter board 250 is from connector 201 slippages.When daughter board 250 engages with Elastic Contact part 237, prevent that excessive amount of motion part 235c from can prevent excessive the moving downward of daughter board 250, and when factor plate fixed part 235b toward the outer side displacement and when making, prevent that excessive amount of motion part 235c can also be by preventing the excessive amount of motion of plate portion 231 with engaging of plate portion 232 to daughter board 250 fixing released.Because moving downward of daughter board 250 is prevented from excessive amount of motion part 235c prevention, daughter board 250 then can not take place on second angle position separate from daughter board fixture 235.And, when daughter board 250 fixing unclamped by the displacement toward the outer side of daughter board fixed part 236b, because excessive amount of motion part 235c, has then stoped the distortion of contingent plate portion 231 when to daughter board fixing released by having prevented the excess in displacement of plate portion 231 with engaging of plate portion 232.
When daughter board 250 was fixed on second angle, as shown in figure 16, the Elastic Contact part 237 of locking part 230 engaged with the grounded circuit of daughter board 250 electricity; And the coupling part 234 of locking part 230 is electrically connected on the grounded circuit of motherboard 240 by welding.Therefore, the grounded circuit of daughter board 250 just is connected on the grounded circuit of motherboard 240.Plate edge electric connector 201 shown in Figure 10-16 is compared more advanced place and is that daughter board 250 only just can finish by locking part 230 to the ground connection on the motherboard 240 with the plate edge electric connector 1 shown in Fig. 1-8, thereby does not re-use the auxiliary contact 40 of ground connection.In addition, even daughter board 250 is separated from the daughter board fixed part 235b of locking part 230 owing to some external factor make daughter board 250 further rotate from second angle, the Elastic Contact part 237 of locking part 230 also can keep resilient engagement with the grounded circuit of daughter board 250, so the ground state of daughter board 250 relative motherboards 240 can be not destroyed.And when daughter board 250 during from first angular turn to second angle, Elastic Contact part 237 engages with the grounded circuit electricity of daughter board 250, and bends on the direction that puts on the elastic force increase on the daughter board 250 making; Therefore, even daughter board further rotates from second angle, the elastic force that is applied on the daughter board 250 by Elastic Contact part 237 increases greatly, thereby has prevented Elastic Contact part 237 effectively from daughter board 250 separation, has guaranteed the more reliable ground connection connection of daughter board 250 to motherboard 240 thus.
In a kind of plate edge electric connector of the present invention, the auxiliary contact of metal ground connection is fixed on the seat, its have with first Elastic Contact part of daughter board grounded circuit resilient engagement and with the second Elastic Contact part of locking part resilient engagement; Therefore, the grounded circuit of daughter board is connected on the motherboard grounded circuit reliably by auxiliary contact of ground connection and locking part.
In addition, in plate edge electric connector of the present invention, the configuration of first Elastic Contact part of the auxiliary contact of ground connection make its can with the grounded circuit Elastic Contact of daughter board, and can cause bending on the direction that the elastic force that is applied on the daughter board increases during from first angular turn to second angle when daughter board; Therefore, even daughter board further rotates from second angle, the elastic force that is applied on the daughter board by the first elastic contact part branch increases greatly, thereby has prevented the separation of first Elastic Contact part from daughter board reliably, guarantees that thus daughter board connects to the more reliable ground connection of motherboard.
In another plate edge electric connector of the present invention, the Elastic Contact of the grounded circuit of resilient engagement daughter board partly is the locking part part of the whole; Therefore, the grounded circuit of daughter board only just is connected on the grounded circuit of motherboard reliably by element of locking part.
In plate edge electric connector of the present invention, prevent that the overstress that prevents of the overbending of Elastic Contact part from partly being the locking part part of the whole; Thus, fashionable when the grounded circuit and the elastic contact part tap of daughter board, the distortion of Elastic Contact part can not take place.
In plate edge electric connector of the present invention, locking part has plate portion, and it is turned back backward and is stacked together each other.Be electrically connected to coupling part on the grounded circuit of motherboard, at the daughter board fixed part of the second fixed angle daughter board with prevent that the overstress part from all being the integral part of a plate portion, and Elastic Contact partly is the integral part of another plate portion.Therefore, have the function of fixing daughter board, daughter board is grounding to the function on the motherboard and prevent that the integrally-built locking part that has that the function of overstress takes place in the Elastic Contact part from can create simply reliably.
In plate edge electric connector of the present invention, when being forced to move upward by the fixing daughter board of daughter board fixed part, the overstress part that prevents of each locking part engages with another plate portion, thereby prevents that the plate portion from upwards floating.Therefore, when daughter board was forced to upwards drive, the daughter board fixed part on a plate portion did not have strain.
In plate edge electric connector of the present invention, when daughter board and the elastic contact part tap is fashionable prevents that the excessive amount of motion that prevents of the excessive amount of motion of daughter board from partly being the integral part of a plate portion; Therefore, the second angle position daughter board of being fixed by the daughter board fixed part at daughter board not can from the daughter board standing part from.
In plate edge electric connector of the present invention, when daughter board fixing by the daughter board fixed part laterally displacement and when unclamping, thereby prevent that the excessive amount of motion part is by preventing plate portion excessive amount of motion laterally with engaging of another plate portion.
Claims (8)
1. electric connector that is used to be electrically connected on the motherboard and is used to install daughter board comprises:
Insulating base has the plate mounting groove that holds the daughter board edge that extends therein;
Be installed in the electrical contact on the insulating base, have and be used for contact portion that is electrically connected with daughter board and the coupling part that when insulating base is installed on the motherboard, is electrically connected with motherboard; With
Locking part, be installed on the position of each end of adjoining plate mounting groove of insulating base, have the coupling part that is electrically connected with the grounded circuit of motherboard, be used for after first angle is inserted the daughter board edge plate mounting groove and turned to second angle subsequently, engaging the resilient contact that daughter board is surperficial and daughter board is fixed on the plate fixture of second angle and is used for being electrically connected with grounded circuit on the daughter board.
2. electric connector as claimed in claim 1 is characterized in that the plate fixture comprises the plate portion of the locking part installation groove that is formed for engaging in the insulating base.
3. electric connector as claimed in claim 2, it is characterized in that plate portion comprise be used for be positioned at the daughter board side on the hook portion that engages of otch.
4. electric connector as claimed in claim 1, it is characterized in that the metal latch firmware comprises first and second plate portions that take the shape of the letter U and link together at medial end, first plate portion has the coupling part, and constituted and be used for engaging the mounting portion that the insulating base locking part is installed groove, second plate portion has the plate fixture, with auxiliary contact, should comprise the Elastic Contact part that is used for being press-fitted into the press-fit board part that is press-fitted groove of insulating base and constitutes elastic contacting part by auxiliary contact, one of them Elastic Contact part engages with the locking part electricity, and another one Elastic Contact part engages with the grounded circuit electricity of daughter board.
5. electric connector as claimed in claim 4 is characterized in that first plate portion has with the plate fixture is oppositely arranged to prevent the overstress part.
6. electric connector as claimed in claim 1, it is characterized in that thereby the metal latch firmware has first and second plate portions that link together and extend generally parallel with one another, first plate portion comprises the press-fit portion that is press-fitted groove, coupling part and the plate fixture that is used for being pressed onto insulating base, and second plate portion comprises resilient contact.
7. electric connector as claimed in claim 6 is characterized in that first plate portion comprises being positioned to prevent the overstress part under the resilient contact outer end.
8. electric connector as claimed in claim 6, what it is characterized in that first plate portion comprises that be used to prevent daughter board when daughter board engages with resilient contact excessive move downward prevents the excessive amount of motion part.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP210965/98 | 1998-07-27 | ||
| JP21096598 | 1998-07-27 | ||
| JP210965/1998 | 1998-07-27 | ||
| JP323684/98 | 1998-11-13 | ||
| JP32368498 | 1998-11-13 | ||
| JP323684/1998 | 1998-11-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1243344A true CN1243344A (en) | 2000-02-02 |
| CN1126201C CN1126201C (en) | 2003-10-29 |
Family
ID=26518359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99110631 Expired - Fee Related CN1126201C (en) | 1998-07-27 | 1999-07-23 | Plate edge connector |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP0977315A3 (en) |
| CN (1) | CN1126201C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100377432C (en) * | 2002-11-08 | 2008-03-26 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN107516782A (en) * | 2016-06-16 | 2017-12-26 | 美国莫列斯有限公司 | Edge clipping attachment means |
| TWI663788B (en) * | 2017-09-28 | 2019-06-21 | 美商莫仕有限公司 | Board edge connector |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5425651A (en) * | 1994-03-04 | 1995-06-20 | The Whitaker Corporation | Card edge connector providing non-simultaneous electrical connections |
| US5514002A (en) * | 1994-04-28 | 1996-05-07 | Hon Hai Precision Ind. Co., Ltd. | Electrical connector assembly and contacts therein |
| JP3029291U (en) * | 1996-03-21 | 1996-09-27 | モレックス インコーポレーテッド | Electrical connector |
-
1999
- 1999-07-23 CN CN 99110631 patent/CN1126201C/en not_active Expired - Fee Related
- 1999-07-27 EP EP99305940A patent/EP0977315A3/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100377432C (en) * | 2002-11-08 | 2008-03-26 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN107516782A (en) * | 2016-06-16 | 2017-12-26 | 美国莫列斯有限公司 | Edge clipping attachment means |
| CN107516782B (en) * | 2016-06-16 | 2019-08-09 | 美国莫列斯有限公司 | Card edge attachment device |
| TWI663788B (en) * | 2017-09-28 | 2019-06-21 | 美商莫仕有限公司 | Board edge connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1126201C (en) | 2003-10-29 |
| EP0977315A3 (en) | 2001-05-16 |
| EP0977315A2 (en) | 2000-02-02 |
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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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20031029 Termination date: 20130723 |