CN2788385Y - Memory card connector - Google Patents
Memory card connector Download PDFInfo
- Publication number
- CN2788385Y CN2788385Y CNU2005200021644U CN200520002164U CN2788385Y CN 2788385 Y CN2788385 Y CN 2788385Y CN U2005200021644 U CNU2005200021644 U CN U2005200021644U CN 200520002164 U CN200520002164 U CN 200520002164U CN 2788385 Y CN2788385 Y CN 2788385Y
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- CN
- China
- Prior art keywords
- memory card
- card connector
- connector according
- sides
- buckling plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
A memory card connector is provided for inserting a memory card in an oblique insertion manner and providing a stable memory card clamping device, so that the clamping device is not easy to deform and fall off. The memory card connector includes an insulative housing, a plurality of terminals and a clamping device. The insulating shell is provided with a base, a body and a pair of side walls, and an upward open space is formed for accommodating the memory card, wherein the body is provided with an insertion guide plate which extends from the top end of the body to the open space and forms a slot; the terminal is accommodated in the body; the clamping device comprises a fixed plate and a pair of buckling plates connected to two sides of the fixed plate, wherein the buckling plates are fixed to two sides of the insulating shell far away from the body to buckle the inserted memory card, and the buckling plates respectively form a guide part at the top end of the memory card.
Description
Technical field
The utility model relates to a kind of memory card connector, in order to be connected with memory card to read and write data, refers to a kind of memory card connector of angle-inserting type especially.
Background technology
Because the development of portable electric product and the demand in data storing space strengthen, existing many small memory cards are devised, and towards reducing the development of volume and area.Present small memory card is just like xD memory card (eXtremeDigital Card), or miniSD memory card (mini Secure Digital Card) all is applicable to various portable electric products, for example mobile phone, digital camera ... Deng.
For reading memory card, it is insertion memory card in the oblique cutting mode that prior art has a kind of memory card connector, can omit the top shell of memory card connector by this and reduces the volume and the thickness of memory card connector.This kind prior art is No. 092131861 patent just like announcing in the Taiwan application number on November 01st, 2004, and name is called " miniSD memory card connector ".Please refer to Fig. 1, is the stereogram for the prior art.This miniSD memory card connector include the insulating body 20a of a lengthwise shape, a pair of clamping limb 30a, and some inserting terminal 40a be installed with on this insulating body 20a; The left and right sides sidewall 22a of this insulating body 20a wherein, 23a each to outer lug one clip rib to push down this clamping limb 30a; Both sides sidewall 22a, the lateral surface of 23a respectively form an embedding slot and embed (shown in clamping limb 30a dotted line among the figure) for this clamping limb 30a; This is symmetrical structure to clamping limb 30a, respectively has a long and narrow plate body 31a, the leading portion end of this plate body 31a respectively is set as the stop block 32a that is the conical surface, and the back segment 33a of this plate body 31a is the both sides sidewall 22a that is contained in insulating body 20a separately, in the embedding slot of 23a, the leading portion end of this plate body 31a then protrudes out the both sides sidewall 22a of this insulating body 20a, 23a separately.
Yet above-mentioned prior art has following shortcoming:
One, correctly unloads memory card, should earlier clamping limb 30a outwards be pulled open.Yet the fixed form weakness of this clamping limb 30a in the prior art, this clamping limb 30a comes off easily after the use repeatedly.Moreover if the user accidentally directly during the drawing memory card, can outwards and pull this clamping limb 30a forward, this memory card also is subjected to clamping limb to draw together damage easily.
Two, clamping limb 30a is outer dewiness, lacks safeguard measure.Particularly accidentally during excessive operation, outwards distortion and damaging easily.
Three, the memory card connector both sides need retaining space to move for clamping limb 30a, so the periphery can't be provided with other mechanism again, and are limited in the space utilization.
Therefore, as from the foregoing, above-mentioned existing memory card connector in practical application, obviously has inconvenience and exists with disappearance, and can wait to be improved.
Summary of the invention
Main purpose of the present utility model provides a kind of memory card connector, inserts in the mode of oblique cutting for memory card, and firm memory card clamping device is provided, and does not make clamping device yielding and come off, to prolong the useful life of memory card connector.
A purpose more of the present utility model provides a kind of memory card connector, has the design of protection memory card clamping device, can avoid foreign object to collude pulling, clash into or by overflexing.
Another purpose of the present utility model provides a kind of memory card connector, and the function of memory card ground connection further can be provided.
In order to achieve the above object, memory card connector of the present utility model is for the oblique insertion of a memory card, comprises an insulation shell, a plurality of terminal, reaches a clamping device.This insulation shell have a base, a body be by an end projection of this base, and pair of sidewalls be that each both sides by this base raises up, and form up an open space to accommodate this memory card, wherein this body has one to insert guide plate is to be protruded and form a slot towards this open space partly by its top; These a plurality of terminals are to be contained in this body, and each terminal has a welding ends and a contact jaw, and wherein this contact jaw extends to this memory card after this open space inserts with electrical contact; This clamping device includes a fixed head and a pair of buckling plate that is connected in these fixed head both sides is this memory card of being located at after this insulation shell inserts with fastening away from the both sides of this body.
For reaching another above-mentioned purpose, this is outwards to form a weld pad separately to buckling plate in the memory card connector of the present utility model, and this weld pad is to be fixed on the circuit board and to be electrically connected at earthed circuit on the circuit board.
Now cooperate graphic preferred embodiment of the present utility model to be described in detail as follows, but these explanations only are to be used for illustrating the utility model, but not interest field of the present utility model is done any restriction.
Description of drawings
Fig. 1 is the stereogram of existing No. 092131861 patent of Taiwan application number " mini SD memory card connector ";
Fig. 2 is the three-dimensional combination figure of memory card connector of the present utility model;
Fig. 3 is the three-dimensional combination figure of another angle of memory card connector of the present utility model;
Fig. 4 is the three-dimensional exploded view of memory card connector of the present utility model;
Fig. 4 A is the stereogram of clamping device in the memory card connector of the present utility model;
Fig. 4 B is the stereogram of the metal material belt of clamping device in the memory card connector of the present utility model;
Fig. 5 to Fig. 7 is the operation chart that memory card connector of the present utility model inserts memory card;
Fig. 8 is the vertical view of memory card connector of the present utility model;
Fig. 9 is the profile of the utility model along 9-9 line among Fig. 8;
Figure 10 plugs the upward view of memory card for memory card connector of the present utility model.
Embodiment
See also Fig. 2 and Fig. 3, be the three-dimensional combination figure of memory card connector different angles of the present utility model.It is to be fixed on the circuit board 2 for the oblique insertion of a memory card that the utility model provides a kind of memory card connector 1.Present embodiment is to be example (memory card 40 as shown in Figure 5) with mini SD memory card, yet feature of the present utility model can be applicable to other memory card equally.This memory card connector 1 mainly includes an insulation shell 10, a plurality of terminal 20, reaches a clamping device 30.
This insulation shell 10 is to have a base 12, a body 14, and pair of sidewalls 15,16.This body 14 is the end projectioies by this base 12.This oppose side wall 15,16th, the both sides of each free this base 12 raise up, and form up an open space 13 to accommodate memory card.Wherein this body 14 has one to insert guide plate 142 is to extend and form a slot 144 by its top towards this open space 13.Wherein this body 14 is formed with a plurality of terminal grooves 140 to accommodate this a plurality of terminals 20.
This terminal 20 respectively has a welding ends 22 and a contact jaw 24, and this welding ends 22 is outsides of extending to this body 14 being welded in circuit board 2, and 24 of this contact jaws extend with the memory card after electrically being contacted with insertion to this open space 13.Wherein this base 12 position of corresponding to the contact jaw 24 of this terminal 20 is provided with a hollow-out parts 120, and this hollow-out parts 120 can provide this nargin space that contact jaw 24 sinks in these terminal 20 crimping processes.Wherein this terminal 20 can be located in this body 14 with the mode of embedded die casting (insert molding).This terminal 20 or also can with the assembling mode be located in this body 14, please refer to Fig. 4, three-dimensional exploded view for assembling terminal in the memory card connector of the present utility model, the terminal 20 of this assembling mode respectively has a canned paragraph 23 between this welding ends 22 and this contact jaw 24, and it is to be fixed in this terminal groove 140 in the mode of interfering that these canned paragraph 23 both sides respectively are formed with an interference part 232.The central authorities of this canned paragraph 23 dig and establish a through hole 234, but this through hole 234 provides these interference part 232 elastic compression of both sides, with ease of assembly.Wherein this terminal groove 140 is slightly to be inverted T-shape.
See also Fig. 4 to Fig. 4 B, be respectively stereogram, and the stereogram of clamping device of memory card connector of the present utility model.This clamping device 30 is preferably metal material, and one side has preferable intensity, but the another side mat is stamped to form.It is that the memory of being fixed in after this insulation shell 10 inserts with fastening away from the both sides of this body 14 is stuck in this open space 13 that this clamping device 30 includes a pair of buckling plate 32.The guidance part 34 of these buckling plate 32 each self-forming one slynesses snaps in swimmingly and takes out for memory card in its top.This preferred embodiment be the top by this buckling plate 32 be bent to form towards this open space 13 slick and sly on lead angle and lead angle down, can contact with the side of memory card sleekly.Wherein going up lead angle can snap in this open space 13 smoothly for memory card, and following lead angle can protect memory card unlikely impaired when directly being pulled up.
In this preferred embodiment, shown in Fig. 4 B, this clamping device 30 is one-body molded by stamped metal strip 3, and this metal material belt 3 includes a clout 38 that is connected in this clamping device 30.This clamping device 30 includes a fixed head 31, and wherein this is the both sides that are connected in this fixed head 31 to buckling plate 32 one-body moldedly.This clamping device 30 is preferable to be to be embedded in the base 12 of this insulation shell 10 by flush type die casting (insert molding).Wherein this is outwards to form a weld pad 36 separately to be welded in circuit board to buckling plate 32, and this weld pad 36 is shaped in when being preferably by punching press on this buckling plate 32, in order to the bottom, both sides of fixing this clamping device 30 on circuit board.For strengthening the stability of this clamping device 30, the edge of this fixed head 31 has the leg 33,35 of at least one outside protrusion to be fixed on the circuit board in the utility model.The outer rim of this fixed head 31 is protruding with a leg 33 in the present embodiment, and its inner rim is protruding with a pair of leg 35.In addition, it is outstanding to be connected with this clout 38 by this fixed head 31 having a pair of flange 37 in this metal material belt 3.This is embedded in this base 12 37 of flanges, provides 30 balances and the stable fixed function of this clamping device.
Though at present memory card does not need ground connection, if memory card has the action of input and output, or even during high frequency, then might need ground connection, for example the miniSD card provided two vacant signal terminals at present can be for developing into other electronic equipment.The utility model can provide the function of ground connection simultaneously by this clamping device 30, and wherein this weld pad 36 and this leg 33,35 can optionally be electrically connected at the earthed circuit on the circuit board, and the function of memory card ground connection can be provided by this.
See also Fig. 5, be the stereogram of memory card connector oblique cutting one memory card of the present utility model.The inboard on these oppose side wall 15,16 tops respectively is provided with an inclined-plane 154,164 and can guides memory card and enter this open space 13 in the utility model.The utility model be protect this clamping device 30 to avoid external force collision or by overflexing; this oppose side wall 15; 16 are concaved with a breach 152 separately; 162 are adjacent to its end; wherein this bottom to buckling plate 32 is embedded in this base 12 of this insulation shell 10 separately and is arranged at separately in this breach 152,162.The outer space of this memory card connector 1 also can be for being provided with miscellaneous equipment by this, and this also firmly is arranged in this base 12 buckling plate 32.
See also Fig. 5 to Fig. 7, insert the operation chart of memory card for memory card connector of the present utility model.The step of memory card connector 1 plug memory card of the present utility model is as described below.At first the oblique shape of front end of memory card 40 is inserted the slot 144 of insertion guide plate 142 belows of this body 14, this insertion guide plate 142 had the effect of guiding and can make this memory card 40 insert this slot 144 exactly this moment.This sidewall the 15, the 16th in the utility model cooperates the profile of memory card and adjustable, because present embodiment is to be example with the miniSD memory card, so this sidewall 16 local partly to projecting inward depressed part 44 to cooperate this miniSD memory card 40 near these bodies 14.
Then as shown in Figure 6, this memory card 40 is pressed downward to this open space 13, this memory card 40 can correctly be guided along the inclined-plane 154,164 of this sidewall 15,16 enters this memory card connector downwards.The two sides 41,42 of this memory card 40 are connected to this guidance part 34 of this buckling plate 32 simultaneously, and this buckling plate 32 is flexibly pushed open.By the time after this memory card 40 slided into the below of this guidance part 34, this buckling plate 32 inwardly rebounded and fastens the two sides 41,42 of this memory card 40, as shown in Figure 7.
See also Fig. 8 and Fig. 9, be respectively the vertical view of memory card connector of the present utility model, reach profile along 9-9 line among Fig. 8.Because the end face 46 of this memory card 40 is fastened by this buckling plate 32, therefore can firmly be inserted in this memory card connector.In Fig. 9, this fixed head 31 that can find out this clamping device 30 of the present utility model firmly is embedded in this base 12 of this insulation shell 10, and bottom, the two ends of this clamping device 30 more is welded on the circuit board intentinonally by this weld pad 36 of this buckling plate 32.In addition, this buckling plate 32 is to be positioned in the breach 152,162 of this oppose side wall 15,16, can avoid foreign object to collude and pull this buckling plate 32.
In the time will unloading memory card 40, correct mode should be to pull open this laterally to buckling plate 32 earlier, avoids directly upwards releasing this memory card 40 and damage memory card 40.And then taking-up memory card 40.Yet what deserves to be mentioned is that the utility model provides the guidance part 34 of lead angle under the tool, even the user unexpectedly directly upwards extracts this memory card 40, it is minimum also danger to be dropped to.
See also Figure 10, plug the upward view of memory card for memory card connector of the present utility model.This figure can find out that this clamping device 30 has five places and is fixed on the circuit board, includes leg 33 that two weld pads 36, a slices being positioned at these fixed head 31 both sides are positioned at outer rim, and two legs 35 that are positioned at inner edge.Its structure is enough to keep out the strength of any direction, can guarantee effectively that clamping device 30 is not yielding and comes off, to prolong the useful life of memory card connector.
Be worth mentioning in addition, wherein this base 12 of this insulation shell 10 is formed with a plurality of openings 123,125 and exposes for this leg 33,35 respectively, conveniently to weld and to inspect, can save material simultaneously.Another side, this base 12 of this insulation shell 10 is formed with a plurality of through holes 121, and this fixed head 31 to be provided with perforation 311 are corresponding these through holes 121, can when embedded die casting, fix this clamping device 30 by this easily in mould.
But, above disclosed, only be the utility model preferred embodiment, can not limit interest field of the present utility model with this, therefore the equalization of being done according to the utility model scope changes or modifies, and still belongs to the scope that the utility model is contained.
Claims (19)
1, a kind of memory card connector is that it is characterized in that: described memory card connector comprises for the oblique insertion of a memory card:
One insulation shell, have a base, a body and be by an end projection of this base, and pair of sidewalls be that each both sides by this base raises up, and form up an open space to accommodate this memory card, wherein this body has one to insert guide plate is to be protruded and form a slot towards this open space partly by its top;
A plurality of terminals are to be contained in this body, and each terminal has a welding ends and a contact jaw, and wherein this contact jaw extends to this memory card after this open space inserts with electrical contact;
One clamping device includes a fixed head and a pair of buckling plate that is connected in these fixed head both sides, and this is this memory card of being located at after this insulation shell inserts with fastening away from the both sides of this body to buckling plate.
2, memory card connector according to claim 1 is characterized in that, the nargin space of a hollow-out parts to provide this contact jaw to sink further is provided in the position of this contact jaw that corresponds to this terminal this base.
3, memory card connector according to claim 1 is characterized in that, this terminal is that the mode with embedded die casting is fixed in this body.
4, memory card connector according to claim 1 is characterized in that, this terminal is to be fixed in this body in the mode of assembling.
5, memory card connector according to claim 4 is characterized in that, this body is provided with a plurality of terminal grooves, and wherein this terminal respectively has a canned paragraph, and the both sides of this canned paragraph respectively have interference part interference and are fixed in this terminal groove.
6, memory card connector according to claim 5 is characterized in that, the central authorities of this canned paragraph dig and establish a through hole, but this through hole provides this interference part elastic compression of both sides with ease of assembly.
7, memory card connector according to claim 1 is characterized in that, the inboard on this oppose side wall top respectively is provided with an inclined-plane and enters this open space to guide this memory card.
8, memory card connector according to claim 1, it is characterized in that, this clamping device be slightly be the U type and by metal material belt through being stamped to form, this is the both sides that are connected in this fixed head to buckling plate one-body moldedly, and this fixed head is that the mode with embedded die casting is fixed in this base of this insulating body.
9, memory card connector according to claim 8 is characterized in that, this is outwards to form a weld pad separately to buckling plate.
10, memory card connector according to claim 9 is characterized in that, this weld pad is to be the ground connection weld pad.
11, memory card connector according to claim 8 is characterized in that, the edge of this fixed head has the leg of at least one outside protrusion.
12, memory card connector according to claim 11 is characterized in that, this leg is to be the ground connection leg.
13, memory card connector according to claim 11 is characterized in that, the opening that this base of this insulation shell is formed with the above-mentioned leg of a plurality of correspondences exposes for above-mentioned leg.
14, memory card connector according to claim 8 is characterized in that, this base of this insulation shell is formed with a plurality of through holes, and this fixed head is provided with a plurality of perforations that correspond to this through hole.
15, memory card connector according to claim 1 is characterized in that, this insulation shell respectively is concaved with a breach away from the both sides of this body, and wherein this is to be each positioned in this breach to buckling plate.
16, memory card connector according to claim 1 is characterized in that, wherein the top of this buckling plate respectively is formed with a guidance part.
17, memory card connector according to claim 16 is characterized in that, the guidance part top of this buckling plate is bent to form the last lead angle of a slyness towards this open space.
18, memory card connector according to claim 16 is characterized in that, the guidance part top of this buckling plate is bent to form slick and sly last lead angle towards this open space and reaches lead angle down.
According to claim 1 a described memory card connector, it is characterized in that 19, this memory card is the miniSD card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200021644U CN2788385Y (en) | 2005-02-07 | 2005-02-07 | Memory card connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200021644U CN2788385Y (en) | 2005-02-07 | 2005-02-07 | Memory card connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2788385Y true CN2788385Y (en) | 2006-06-14 |
Family
ID=36786678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200021644U Expired - Lifetime CN2788385Y (en) | 2005-02-07 | 2005-02-07 | Memory card connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2788385Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104852176A (en) * | 2015-05-05 | 2015-08-19 | 连展科技（深圳）有限公司 | Socket electric connector |
| CN105048148A (en) * | 2015-08-06 | 2015-11-11 | 连展科技（深圳）有限公司 | Electrical connector for socket |
| WO2019019527A1 (en) * | 2017-07-28 | 2019-01-31 | 深圳市江波龙电子有限公司 | Solid-state disk storage assembly and solid-state disk |
-
2005
- 2005-02-07 CN CNU2005200021644U patent/CN2788385Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104852176A (en) * | 2015-05-05 | 2015-08-19 | 连展科技（深圳）有限公司 | Socket electric connector |
| CN104852176B (en) * | 2015-05-05 | 2024-03-29 | 连展科技（深圳）有限公司 | Socket electric connector |
| CN105048148A (en) * | 2015-08-06 | 2015-11-11 | 连展科技（深圳）有限公司 | Electrical connector for socket |
| WO2019019527A1 (en) * | 2017-07-28 | 2019-01-31 | 深圳市江波龙电子有限公司 | Solid-state disk storage assembly and solid-state disk |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20150207 Granted publication date: 20060614 |