CN101964465B

CN101964465B - Card edge connector

Info

Publication number: CN101964465B
Application number: CN2010101809975A
Authority: CN
Inventors: 陈振源
Original assignee: Molex LLC
Current assignee: Molex LLC
Priority date: 2009-07-24
Filing date: 2010-05-14
Publication date: 2013-05-01
Anticipated expiration: 2030-05-14
Also published as: CN101964465A; SG168435A1; TWI411174B; TW201108513A

Abstract

The invention relates to a card edge connector, which comprises an insulating shell, a top buckle component and a pushing component. The insulating shell comprises opposite end parts and a card slot. The top buckle component can pivot in the end part and comprises a front end surface, a latching part, a top-out part and an arm part. The front end face faces the card slot; the latch part is formed on the front end surface and is constructed into a latch printed circuit card; the ejecting part is formed on the front end surface and is configured to abut against the front edge of the insertion edge part of the printed circuit card along with the pivoting of the ejecting member so as to eject the printed circuit card from the card slot; the arm portion extends away from the front end surface. The pushing piece is provided with a pushing part which can move in the end part and is configured to be abutted with the arm part of the top buckle component so as to pivot the top buckle component. The card edge connector can be easily and safely operated and can be adapted to standard or non-standard memory modules.

Description

Bayonet connector

Technical field

This exposure relates to a kind of bayonet connector, and particularly a kind of have a bayonet connector that moves back card and latch mechanism for card, and it also can be used for stripping and the module of latch height greater than the standard electric subcard.

Background technology

Only provide on the printed circuit board (PCB) of limited function a plurality of bayonet connectors can be set, have the Printed Circuit Card of difference in functionality, the function that expands thus these printed circuit board (PCB)s with reception.Usually, these Printed Circuit Cards that are inserted in these bayonet connectors are removable moving, and for successfully withdrawing from these Printed Circuit Cards, trip mechanism often is used, to withdraw from these Printed Circuit Cards.

For instance, in a computing system, memory module is a kind of popular known Printed Circuit Card that is.For withdrawing from a memory module, many trip mechanisms are developed.Traditionally, commonly move back card operation with lever arm.Yet therefore lever arm is not easy operation usually near motherboard.Moreover lever arm needs larger space, so that its rotation.Therefore, lever arm is incompatible with compact design now.

For solving aforesaid defective, some trip mechanisms are suggested, such as the people's such as Arai United States Patent (USP) the 5th, the people's such as 571, No. 025, Enomoto United States Patent (USP) the 5th, 577, the exposure that the 5th, 660, No. 552 equal tools such as grade of United States Patent (USP) of the people such as No. 922 and Suzuki are relevant.Aforesaid patent all discloses a similar trip mechanism, and it comprises a push rod and a rotating part, and wherein this rotating part can contact an insertion end of this push rod and a circuit card.Push rod transmits a strength to an end of this rotating part, so that this rotating part rotates.After the insertion end of the other end contact print circuit card of the rotating part that rotates, with its promotion, until Printed Circuit Card is withdrawed from.Usually, the Printed Circuit Card after the insertion is clamped, shifts out to avoid accident.And the Printed Circuit Card after the insertion just can withdraw from after usually need to moving a segment distance fully.Therefore, for the Printed Circuit Card that makes insertion is withdrawed from fully, rotating part must be enough large, to produce enough lever force, so that move back card operation smoothly, and rotating part must rotate angle to a certain degree, just Printed Circuit Card can be moved to surmount an aforesaid segment distance.Therefore, bayonet connector need possess large space to hold this rotating part, so will cause the bayonet connector thickening and make the electrical path of terminal elongated.

In addition, in the bayonet connector that aforementioned patent discloses, mainly by bolt lock mechanism institute breech lock, wherein this bolt lock mechanism and aforesaid push rod and aforesaid rotating part work alone the Printed Circuit Card of insertion.When the Printed Circuit Card that inserts withdraws from, move back the central of card operation or before, need extra strength that bolt lock mechanism is shifted out from the recess of the Printed Circuit Card of insertion or otch.Therefore, bolt lock mechanism and push rod independent operation may cause unexpected failure, and need larger operation strength this point, and be extremely not convenient concerning using.

Moreover the people's such as Arai United States Patent (USP) has disclosed a kind of push rod the 5th, 571, No. 025 in addition, and it comprises one and fastens arm, and this fastens arm can engage a kerf, is stuck in the connector with this circuit of fixing.Fasten arm and be tilted to break away from corresponding otch, its action is to finish by one group of cooperation that is arranged at the teat on the push rod and accommodates between groove on the guide posts of this push rod.The too complicated and difficult assembling of this mechanism.

In addition, the trip mechanism of aforementioned patent be for the memory module of the full-scale type of standard (full-sized form) designed.But the incompatible memory module in highly being higher than the standard memory module of these mechanisms.

In sum, the trip mechanism of traditional bayonet connector still has some defectives, therefore can be easily and operate safely and the new bayonet connector of suitable standard or non-standard memory module still by in the expectation.

Summary of the invention

Technical problem to be solved by this invention is, a new and improved bayonet connector is provided, and it can withdraw from plug card easily and safely, and suitable standard and off-gauge Printed Circuit Card.

For achieving the above object, technical scheme of the present invention is as follows.One bayonet connector is provided.This bayonet connector can be used for receiving a Printed Circuit Card, and this Printed Circuit Card has a plurality of recesses and a plurality of electrical contact pad, and these recesses are arranged at respectively relative side section, and these electrical contact pads insert the setting of limit section along one of this Printed Circuit Card.This bayonet connector comprises an insulation shell, member and an impeller are detained in many conducting terminals, tops.Insulation shell comprises opposed end and a card slot, and wherein this card slot is arranged between this opposed end.Many conducting terminals are located in this insulation shell.Each conducting terminal has a contact site, and wherein these contact sites of these conducting terminals are configured to contact these electrical contact pads on this Printed Circuit Card.Top button member is configured to pivot in this end, and it comprises a front end face, a latch section, an ejection part and an arm.Front end face is towards this card slot; Latch section is formed on this front end face, a top edge of contiguous this front end face, and be configured to latch and be inserted in this Printed Circuit Card in this card slot; Ejection part is formed on this front end face, is close to a lower limb of this front end face, and is configured to the leading edge of this insertion limit section of this Printed Circuit Card of contact with the pivot of top button member, so that this Printed Circuit Card is withdrawed from from this card slot; Arm extends in the mode away from this front end face.Impeller has a pushing part, and this pushing part is can be in this end respectively mobile and be configured to contact with this arm of this top button member, and member is detained on this top to pivot.

Because said structure, bayonet connector of the present invention can be achieved as follows useful technique effect: can operate easily and safely, and can be fit to standard or non-standard memory module.

Above sketch out technical characterictic of the present invention and advantage are obtained better understanding in order to hereinafter the present invention is described in detail.Other technical characterictic and the advantage that consist of claim technical scheme of the present invention will be described in hereinafter.The ordinary technical staff in the technical field of the invention should understand, and the concept and the specific embodiment that hereinafter disclose can be used as the basis, thereby can be revised quite easily or be designed to other structure or technique and realize the purpose identical with the present invention.The ordinary technical staff in the technical field of the invention also should understand, and the structure of this class equivalence also can't break away from the spirit and scope of the present invention that limited by the claim scope.

Description of drawings

Fig. 1 has shown a bayonet connector of one embodiment of the invention and the schematic diagram of a circuit board;

Fig. 2 has shown the schematic perspective view of a bayonet connector of one embodiment of the invention;

Fig. 3 is the exploded perspective schematic diagram of Fig. 2;

Fig. 4 has shown the partial enlarged drawing of end of an insulation shell of one embodiment of the invention;

Fig. 5 has shown the schematic perspective view of a top button member of one embodiment of the invention;

Fig. 6 is another schematic perspective view of the top button member of Fig. 5;

Fig. 7 shown one embodiment of the invention an insulation shell the end on look schematic diagram;

Fig. 8 is the local amplification view of the end of the insulation shell that shows according to one embodiment of the invention;

Fig. 9 has shown an impeller of one embodiment of the invention and the schematic perspective view of its pushing part and location rod member;

Figure 10 has shown an impeller of one embodiment of the invention and another schematic perspective view of its pushing part and location rod member;

The sectional perspective amplification view of Figure 11 for showing according to one embodiment of the invention, it has shown cooperating between location rod member and rod member accepting groove;

Figure 12 has shown the schematic perspective view of the impeller of one embodiment of the invention;

Figure 13 has shown the front view of the impeller of one embodiment of the invention;

The sectional perspective amplification view of Figure 14 for showing according to one embodiment of the invention, it has shown an impeller, top button member and a Printed Circuit Card;

The sectional perspective amplification view of Figure 15 for showing according to one embodiment of the invention, it has shown an impeller, has detained member and a Printed Circuit Card on a top of enable possition;

Figure 16 has shown a bayonet connector of one embodiment of the invention and the schematic diagram of the Printed Circuit Card 3 that one inserts; And

The sectional perspective amplification view of Figure 17 for showing according to one embodiment of the invention, it has shown an impeller, has detained member and a Printed Circuit Card on a top of position latching.

[main element symbol description]

1 bayonet connector

2 printed circuit board (PCB)s

3 Printed Circuit Cards

11 impellers

12 insulation shells

13 top button members

14 conducting terminals

15 keepers

16 retaining pieces

31 insert limit section

32 electrical contact pads

33 recesses

34 side portion

111 support sectors

112 projecting member

113 location rod members

114 pushing parts

115 bodies

116 cephalic pars

117 slits

121 ends

122 card slots

123 grooves

131 front end faces

132 latch sections

133 ejection parts

134 arms

135 flutings

136 sidewalls

137 pivot parts

138 projection sections

141 contact sites

142 tail ends

161 crook

162 pars

1111 front bottom surfaces

1112 rear bottom surfaces

1131 side projections

1132 side projection spares

1141 end faces

1161 inclined-planes

1211 sidewalls

1212 inwalls

1213 end walls

1214 grooves

1215 concave surfaces

1216 horizontal hook bars

1311 lower limbs

1312 top edges

1331 corners

1332 back sides

1333 fillets

1341 upper surfaces

1342 terminal parts

1381 inclined planes

1111 front bottom surfaces

12111 pivoted holes

12112 rod member accepting grooves

12113 recessed sections

12114 concave regions

12131 elongate slots

Embodiment

The enforcement example with bayonet connector of trip mechanism begins now to describe the present invention, after can be specified in accompanying drawing.Such as Fig. 1 and shown in Figure 2, the bayonet connector 1 that is arranged at printed circuit board (PCB) 2 is configured to accept the Printed Circuit Card 3 that vertical direction arranges.Printed Circuit Card 3 is plugged on be used between two impellers 11 that move back the card operation, and Printed Circuit Card 3 can comprise one and insert limit section 31 and a plurality of electrical contact pad 32, and electrical contact pad 32 compartment of terrains are inserted limit section 31 along this and arranged.Printed Circuit Card 3 can comprise a plurality of recesses 33 in addition, and these recesses 33 are arranged at respectively the relative side section 34 of Printed Circuit Card 3.In the present embodiment, Printed Circuit Card 3 can comprise such as the memory card module, for example: synchronous double transfer of data dynamic random access memory (double data ratesynchronous DRAM, for example: DDR SDRAM, DDR2SDRAM or DDR3SDRAM).Printed Circuit Card 3 can be the circuit card that meets standard full-scale (standard full-sized), maybe can be higher than the calibrated altitude of circuit card.For bayonet connector 1 of the present invention can smoothly be withdrawed from the Printed Circuit Card 3 that is higher than calibrated altitude, with these Printed Circuit Card 3 two impellers 11 in the roughly same height erectly and be arranged at corresponding side portion 34 with propping up, thereby the user can utilize these impellers 11 easily, and the Printed Circuit Card 3 that inserts is withdrawed from.

With reference to shown in Figure 2, bayonet connector 1 comprises the insulation shell 12 of a microscler shape, insulation shell 12 has two end 121 and card slots 122 that relatively arrange, card slot 122 is 121 and extension setting up in both ends, and card slot 122 is configured to accommodate the insertion limit section 31 of Printed Circuit Card 3.It is inner that each end 121 has a hollow, and a top button member 13 is arranged in this hollow inside.On the button member 13 of top, an impeller 11 is mounted on corresponding end 121 with propping up.

Shown in Fig. 1,3 and 4, in insulation shell 12, a plurality of groove arrangement are in the relative both sides of card slot 122, and are configured to accommodate conducting terminal 14.Each conducting terminal 14 comprises a contact site 141 and a tail end 142, this contact site 141 can protrude into this card slot 122, with the electrical contact pad on the contact print circuit card 3, and this tail end 142 is to downward-extension and protrude this insulation shell 12, and general as shown in Figure 4, form the configuration of an adhesive surface, being placed in the electric connection pad on the printed circuit board (PCB) 2, and then connect circuit on the printed circuit board (PCB) 2.In addition, each conducting terminal 14 can comprise a tail end, and this tail end can and extend outstanding insulation shell 12 downwards, and forms a perforation stitch configuration that can be arranged in corresponding hole on the printed circuit board (PCB) 2.Each end 121 for two lateral walls 1211, two inwalls 1212 arranged side by side and an end wall 1213 around enclosing restriction.Two inwalls 1212 are separated by a groove 123, and wherein this groove 123 is communicated with these card slots 122 and has corresponding side portion 34 (as shown in Figure 1) on the printed circuit board (PCB) 2 after enough width can hold insertion.

With reference to shown in Figure 3, bayonet connector 1 is configured as shown in Figure 1, is fixed on the printed circuit board (PCB) 2.For this reason, a plurality of keepers 15 and retaining piece 16 are set up.With reference to shown in Figure 4, positioning piece 15 and a retaining piece 16 are fixedly arranged on corresponding end 121.Each keeper 15 has a cephalic par and a foot section, and this cephalic par is accommodated in a groove 1214 of end 121, and that this foot section is configured to from the end 121 bottom is outstanding, to be inserted in the hole that matches on the printed circuit board (PCB) 2, positions thus.

With reference to shown in Figure 4, each retaining piece 16 has a crook 161 and a par 162, and the bottom surface of this par 162 can be welded on the printed circuit board (PCB) 2.Corresponding with retaining piece 16, concave surface 1215 is formed at the bottom surface of end 121 and the bottom surface that a horizontal hook bar 1216 is adjacent to end 121.After retaining piece 16 was installed, crook 161 hooked together horizontal hook bar 1216, and par 162 then is placed on the concave surface 1215.

Fig. 5 and Fig. 6 show the wherein thin section of a top button member 13.Top button member 13 pivots in corresponding end 121.Top button member 13 is configured to the Printed Circuit Card 3 of latch or snap close one insertion, is unexpectedly shifted out to avoid Printed Circuit Card 3, and is configured to a Printed Circuit Card 3 that inserts is steadily withdrawed from the mode that pivots.For this reason, button member 13 in top comprises a front end face 131, a latch section 132, an ejection part 133 and an arm 134.In the face of a corresponding side on card slot 122 or the Printed Circuit Card 3, front end face 131 comprises edge, two opposite sides, a lower limb 1311 and a top edge 1312 to front end face 131 as shown in Figure 3.Ejection part 133 is from the lower limb 1311 of front end face 131 protrusions and adjacent front end face 131, ejection part 133 is configured to when a power puts on top button member 13, contact is inserted the leading edge of the insertion limit section 31 of Printed Circuit Card 3, near on the position of a corner, so that Printed Circuit Card 3 is withdrawed from from card slot 122.Latch section 132 is configured to the Printed Circuit Card 3 of fixing plug card slot 122, and latch section 132 is adjacent to the top edge 1312 of front end face 131.Arm 134 is in reverse to front end face 131 extensions and is configured to rotate top button member 13, inserts Printed Circuit Card 3 to withdraw from.

Especially, button member 13 in top comprises a fluting 135.Fluting 135 is formed on the front end face 131 and by latch section 132, ejection part 133 and two side 136 and limits.Fluting 135 width is greater than the thickness of Printed Circuit Card 3, so that ejection part 133 can move along the leading edge of Printed Circuit Card 3 can or move back card in plug-in card the time, do not insert near the part in limit section 31 and side portion 34 formed corresponding corners and hinders and do not serve as reasons.Ejection part 133 protrudes from front end face 131, and forms a corner 1331 between the side of the side of ejection part 133 and front end face 131, and wherein corner 1331 can be done and be chamfered processing, with the intensity of reinforcement ejection part 133.With reference to shown in Figure 6, can cave in the back side 1332 of ejection part 133, and two fillets 1333 correspondingly are formed at the border at 1332 at the inner surface of two side 136 and the back side, similarly to strengthen the intensity of ejection part 133.

With reference to Fig. 5 and shown in Figure 6, two pivot parts 137 are formed at the lateral surface of respective side walls 136.Form a projection section 138 at each sidewall 136, this projection section 138 forms to limit the movement of top button member 13.Each projection section 138 has two inclined planes 1381 that are oppositely arranged, and wherein an inclined plane 1381 towards the card slot 122 of bayonet connector 1.Arm 134 can have consistent width substantially, and its width can be less than top edge 1312 or lower limb 1311.Arm 134 also can comprise an expansion section, and this expansion section is tapered toward thinner terminal part 1342 certainly, but and defines all side surfaces of the upper surface 1341 coupler latch buckle portions 132 of arm 134.Can know in Figure 17 and find out that the terminal part 1342 of arm 134 can move to a position latching so that detain member 13 when the top perpendicular to front end face 131, terminal part 1342 is level substantially.The structure of this kind terminal part 1342 can shorter length top button member 13, larger leverage is provided.

With reference to shown in Fig. 5 to 8, two inwalls 1212 and an end wall 1213 that the periphery of each end 121 is two lateral walls 1211, be set up in parallel.A plurality of groove types are formed in each end 121.As shown in Figure 8, form a pivoted hole 12111 on each sidewall 1211, to accept corresponding pivot part 137, so top button member 13 can be around pivot part 137 rotations in end 121.With reference to Fig. 5 and shown in Figure 8, a concave region 12114 is formed at the inner surface of each sidewall 1211, and concave region 12114 extends to pivoted hole 12111 from the end face of sidewall 1211, and is configured to the temporary corresponding projection section 138 of staying of holding.So, in the time of within projection section 138 is positioned at corresponding concave region 12114, the forward and backward motion of top button member 13 will be limited.

With reference to shown in Fig. 8 to 11, impeller 11 is used in the end 121 interior rotations and pushes up accordingly button member 13, withdraws from the Printed Circuit Card 3 that will insert.Each impeller 11 comprises a support sector 111, and support sector 111 is configured to can lean in the end face of corresponding end 121, so that impeller 11 obtains support when inserting without Printed Circuit Card 3.Support sector 111 can have a pair of front bottom surface 1111, the top edge face relative set of each front bottom surface 1111 and the respective side walls 1211 of end 121 and can be each other against.Support sector 111 can have a pair of rear bottom surface 1112 in addition, after each the top edge face relative set of bottom surface 1112 and the respective end walls 1213 of end 121 and can be each other against.By front bottom surface 1111 and rear bottom surface 1112, each impeller 11 can be avoided surmounting its extreme lower position when moving down, and can avoid when top button member 13 past interior or topple over outward during in the enable possition.

With reference to Fig. 8, Fig. 9 and shown in Figure 10, two location rod members 113 extend from a side of the front bottom surface 1111 that support sector 111 arranges, and a pushing part 114 is arranged between the two location rod members 113, wherein pushing part 114 has an end face 1141, and this end face 1141 is configured to and can connects with the terminal part 1342 of arm 134.Correspondingly, as shown in Figure 8, a rod member accepting groove 12112 is formed at the inner surface of each sidewall 1211 of end 121, to guide corresponding location rod member 113.On the bottom surface of rod member accepting groove 12112, form a recessed section 12113.Comprise a side projection 1131 and respectively locate rod member 113, side projection 1131 side direction outstanding and with recessed section 12113 relative set.With reference to shown in Figure 11, after impeller 11 was installed on

end

121,1131 of each side projections entered in the corresponding recessed section 12113, and impeller 11 only was restricted to and can moves in the scope of recessed section 12113 vertical extended distances this moment.

With reference to Fig. 8 and shown in Figure 10, on the inner surface of the end wall 1213 of each end 121, along the moving direction of impeller 11, form three parallel elongate slots 12131.Correspondingly, a microscler projecting member 112 is formed on the impeller 11 with both sides projection spare 1132.Projecting member 112 can elongate slots 12131 interior movements in the middle of, and wherein this projecting member 112 is formed on the pushing part 114 side towards end wall 1213.Both sides projection spare 1132 protrudes from corresponding location rod member 113 respectively, and both sides projection spare 1132 arranges corresponding to both sides elongate slots 12131, and can be respectively in the 12131 interior movements of both sides elongate slots.The combination of projecting member 112 and middle elongate slots 12131, and the movement of the combination of both sides projection spare 1132 and both sides elongate slots 12131 guiding impeller 11.Moreover projecting member 112 cooperates with middle elongate slots 12131, can avoid each impeller 11 to be mounted under incorrect combination orientation.

With reference to Figure 12 and shown in Figure 13, each impeller 11 more comprises a body 115 and a cephalic par 116, and wherein this cephalic par 116 is supported by this body 115, and it is configured to and can be pressed by a user finger or thumb.Body 115 can have an elongated shape, impels thus air flow stream to cross body 115, to promote the heat radiation of inserting Printed Circuit Card 3.One slit 117 arranges along the inboard of body 115.Slit 117 is configured to allow corresponding in the inner slippage of side portion 34 on the Printed Circuit Card 3, makes Printed Circuit Card 3 obtain when mounted to guide.Cephalic par 116 can have an inclined-plane 1161, inclined-plane 1161 towards and bayonet connector 1 slightly dorsad, when Printed Circuit Card 3 was just withdrawed from, impeller 11 still can be promoted toward bayonet connector 1 thus.In one embodiment, each impeller 11 can form by the plastic cement molding.In another embodiment, the metal rib can be embedded in each impeller 11, so can obtain heavier impeller 11, to satisfy different application.

With reference to Fig. 1, Figure 14 and shown in Figure 15, when a Printed Circuit Card 3 will be inserted into bayonet connector 1, the side portion 34 of Printed Circuit Card 3 is at first inserted in the slit 117 of corresponding impeller 11, and then, Printed Circuit Card 3 is moved toward bayonet connector 1 until insert limit section 31 near card slot 122.Then, Printed Circuit Card 3 is pushed into bayonet connector 1.Before Printed Circuit Card 3 inserted, each top button member 13 was positioned on the enable possition.Especially, each top button member 13 is skewed, and its ejection part 133 is positioned at card slot 122, prepares to connect with the leading edge of inserting limit section 31.Printed Circuit Card 3 is in the middle of inserting, in case insert the leading edge conflict ejection part 133 of limit section 31, the insertion limit section 31 of Printed Circuit Card 3 namely begins to promote ejection part 133, and with the direction shown in Figure 15 arrow A, rotates top button member 13.When top button member 13 rotated, the arm 134 of top button member 13 offseted with pushing part 114, and impeller 11 is up mobile, until latch section 132 door bolts enter corresponding Printed Circuit Card 3 recess 33 or as Figure 16 and top shown in Figure 17 detain the position latching of member 13.Can be clear that from Figure 14, when plug-in card, insert a corner of limit section 31 and can freely move at the fluting 135 that pushes up button member 13.

As shown in figure 17, when an insertion Printed Circuit Card 3 will be withdrawed from, a power put on the cephalic par 116 of impeller 11, and this moment, the arm 134 of member 13 was detained in pushing part 114 against the top.Pushing part 114 promotes the arm 134 of top button member 13, and top button member 13 is rotated with the direction in contrast to the arrow A indication.When button member 13 in top began to rotate, 132 in latch section shifted out from corresponding recess 33, and latch section 132 latch Printed Circuit Card 3 no longer like this is so that removing of Printed Circuit Card 3 need not increase the extra application of force.When top button member 13 rotates, the leading edge of the insertion limit section 31 of the ejection part 133 contact Printed Circuit Cards 3 of top button member 13, allow Printed Circuit Card 3 move toward the direction of leaving card slot 122, until Printed Circuit Card 3 as shown in Figure 15, withdraw from bayonet connector 1 fully.At last, Printed Circuit Card 3 can be along the slit 117 of impeller 11 and is taken out.

In sum, the bayonet connector that the present invention discloses comprises an impeller, and it has enough height, and the user can easily withdraw from high Printed Circuit Card, and without the difficulty of moving back the card operation.Bayonet connector more comprises a top button member, and it is with the mode breech lock that pivots and withdraw from Printed Circuit Card, and wherein should top detaining member is to be rotated by impeller.Top button member can comprise a front end face, a latch section, an ejection part and an arm.Latch section protrudes from front end face, and it is configured to a Printed Circuit Card is withdrawed from.Latch section is configured to the Printed Circuit Card of latch plug card slot, and it is formed at front end face.Arm is in reverse to front end face and extends, and it is configured to rotate this top button member, so that Printed Circuit Card is withdrawed from.

Technology contents of the present invention and technical characterstic disclose as above, yet those of ordinary skill in the art still may be based on teaching of the present invention and announcement and made all alternative and modification protocols that does not deviate from spirit of the present invention.Therefore, protection scope of the present invention should be not limited to the content that embodiment discloses, and should comprise various do not deviate from replacement of the present invention and modifications, and is contained by the scope of claim.

Claims

1. bayonet connector, it is characterized in that, it is used for receiving a Printed Circuit Card, this Printed Circuit Card has a plurality of recesses and a plurality of electrical contact pad, these recesses are arranged at respectively relative side section, and these electrical contact pads insert the setting of limit section along one of this Printed Circuit Card, and this bayonet connector comprises:

One insulation shell comprises opposed end and a card slot, and this card slot is arranged between this opposed end;

Many conducting terminals are located in this insulation shell and are respectively had contact site, and these contact sites are configured to contact these electrical contact pads on this Printed Circuit Card; And

One top button member is configured to pivot in this end, and this top button member comprises:

One front end face is towards this card slot;

One latch section is formed on this front end face, and a top edge of contiguous this front end face, and this latch section is configured to latch and is inserted in this interior Printed Circuit Card of this card slot;

One ejection part is formed on this front end face, and a lower limb of contiguous this front end face, and this ejection part is configured to the leading edge of this insertion limit section of this Printed Circuit Card of contact with the pivot of top button member, so that this Printed Circuit Card is withdrawed from from this card slot; And

One arm, it extends in the mode away from this front end face;

One impeller has a pushing part, and this pushing part is can be in this end respectively mobile and be configured to contact with this arm of this top button member, and member is detained on this top to pivot.

2. bayonet connector according to claim 1 is characterized in that, respectively this impeller also comprises a support sector, and this support sector can connect with the top edge face of corresponding this end, moves down to prevent this impeller.

3. bayonet connector according to claim 2, it is characterized in that, this impeller comprises a body and a cephalic par, and this body has an elongated shape, and this cephalic par supports by this body and is configured to and can be pressed by a user finger or thumb.

4. bayonet connector according to claim 3 is characterized in that, its respectively this impeller more comprise two location rod members, this two location rod member is arranged at the relative both sides of this pushing part; Respectively this end comprises two lateral walls and two rod member accepting grooves, and this two side limits this end, and these rod member accepting grooves are arranged at respectively this two side, and wherein respectively this rod member accepting groove is used for when this impeller moves, and guiding accordingly should the location rod member.

5. bayonet connector according to claim 4 is characterized in that, respectively this location rod member more comprises a side projection; Respectively this rod member accepting groove comprises a recessed section, and wherein after this impeller is installed in corresponding this end, respectively this side projection is limited in corresponding this recessed section and moves.

6. bayonet connector according to claim 5, it is characterized in that, respectively this end comprises an end wall, this end wall has an elongate slots, and respectively this impeller comprises a microscler projecting member in addition, the corresponding setting with this elongate slots of this projecting member, that wherein can guide impeller cooperating between this projecting member and this elongate slots moves and prevents the incorrect installation of impeller.

7. each described bayonet connector in 5 according to claim 1 is characterized in that the terminal part of this arm extends perpendicular to this front end face substantially.

8. bayonet connector according to claim 7, it is characterized in that this top button member more comprises a fluting, this fluting is formed on the front end face, wherein when this Printed Circuit Card was inserted into or withdraws from wherein, this fluting allowed a corresponding corner of Printed Circuit Card freely mobile.

9. bayonet connector according to claim 8 is characterized in that, this top button member more comprises two side and two pivot parts, and this is slotted between this two side, and this two pivot part is arranged at respectively this two side, so that should top button members pivot.

10. bayonet connector according to claim 9 is characterized in that, this top button member more comprises a plurality of projection section, and these projection sections correspondingly are formed at this two side, and these projection sections are used for limiting the motion that member is detained on this top.

11. bayonet connector according to claim 3 is characterized in that, this cephalic par comprises an inclined plane, and this inclined plane up and slightly dorsad this insulation shell arranges.