CN202189921U - Card connector - Google Patents
Card connector Download PDFInfo
- Publication number
- CN202189921U CN202189921U CN2011202439551U CN201120243955U CN202189921U CN 202189921 U CN202189921 U CN 202189921U CN 2011202439551 U CN2011202439551 U CN 2011202439551U CN 201120243955 U CN201120243955 U CN 201120243955U CN 202189921 U CN202189921 U CN 202189921U
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- CN
- China
- Prior art keywords
- splicing ear
- slot
- card connector
- grab
- contact
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model is to arrange more connection terminals in the slot of a card connector with a limited dimension. The utility model relates to a card connector, including the components as following: an insulation body, which is provided with a slot for plugging a memory card; a pair of retaining members, which are respectively positioned at two end portions of the slot, wherein the retaining members are suitable for being moved between a locked position and a released position, and each retaining member possesses a block hook; and a group of first connection terminals. Wherein the card connector further includes at least one pair of second connection terminals, which are arranged near at least one end portion of the slot, the second connection terminals of a pair are oppositely positioned in the slot, the block hook of a retaining member at a released position passes through the plane restricted by the pair of the second connection terminals, and the block hook is positioned between the second connection terminals in a pair and does not interfere with any one of the second connection terminals in a pair. With the card connector provided in the utility model, the slot space of the card connector can be fully utilized.
Description
Technical field
The utility model relates to a kind of card connector, relates in particular to a kind of DDR DIMM (Dual Data Rate, Dual-Inline-Memory-Modules) connector.
Background technology
A kind of DDR3 DIMM connector 200 has been shown among Fig. 1, and this connector 200 comprises: slot 201; Be arranged on a pair of locking member 202 at slot 201 two ends, locking member 202 is suitable between the off-position of the locked position of locking storage card (not shown) and release storage card, moving; A plurality of splicing ears 203 are arranged in this slot 201.In addition, like what mention in the back, each locking member 202 has a grab, and said grab is driving said locking member said storage card disengaging slot 201 when said locked position moves to said off-position.
Fig. 2 is the zoomed-in view of the end of the connector 200 among Fig. 1.Obviously, have regional A in the end of connector 200, this zone A the splicing ear at locking member 202 and edge between.Because the existence of this zone A, when locking member 202 moves to the off-position, the grab of locking member 202 still with slot 201 in the splicing ear at edge to there being a distance, cause the splicing ear distortion to prevent grab from touching splicing ear.
But, along with development of technology, exist in connector is provided with more splicing ear in slot under the situation of size constancy needs.
The utility model content
The purpose of the utility model be effectively to utilize card connector locking member and edge splicing ear between the space, in the slot of the limited card connector of size, arrange more splicing ear.
An aspect according to the utility model has proposed a kind of card connector that is used for storage card, comprising: an insulating body, which is provided with a slot, and a storage card is used to peg graft; A pair of locking member; Lay respectively at two ends of said slot; Said locking member is suitable between the off-position of the locked position of locking storage card and release storage card, moving; Each locking member has a grab, and said grab breaks away from said slot in that said locking member is driven said storage card when said locked position moves to said off-position; With one group of first splicing ear; Be arranged in the said slot; Wherein: said card connector comprises that further at least one second splicing ear is right; Be arranged near at least one end of said slot; The splicing ear of the said second splicing ear centering is opposite each other in slot, and the grab that is in a locking member of said off-position is crossed said one second plane of splicing ear to being limited, and said grab between the right splicing ear of said second splicing ear and is interfered with any splicing ear of the said second splicing ear centering.
Alternatively, each splicing ear of the said second splicing ear centering has a pin portion, a contact site and is connected a beam portion between said pin portion and the said contact site; And said second splicing ear to described in the parallel or almost parallel of said beam portion of splicing ear, the grab that is in the off-position is between the right beam portion of said second splicing ear.
Further; The contact site of said second each splicing ear of splicing ear centering is bent to form arc contact surface from said beam portion; And the end of contact site is towards the said beam portion that is connected with said contact site, and said contact-making surface is used for forming with said storage card and electrically contacts; The right said contact-making surface of said second splicing ear against each other.
Alternatively, each splicing ear has a pin portion, a contact site and is connected a beam portion between said pin portion and the said contact site, and wherein, said contact site has the contact zone that electrically contacts with said storage card; On the grafting direction of said storage card, the height of the bottom land of the said slot of the contact zone of the splicing ear of said second splicing ear centering distance is greater than the height of the bottom land of the said slot of contact zone distance of first splicing ear.
In above card connector, the splicing ear of the said second splicing ear centering can be power supply terminal.
In above card connector, said card connector can be DDR DIMM connector.
Alternatively, said at least one second splicing ear is right to comprising two second splicing ears, and one second splicing ear is near the end that is arranged in slot, and another second splicing ear is near another end that is arranged in slot.
Utilize the card connector of the utility model; Can effectively utilize card connector locking member and edge splicing ear between the space; For example on the basis of original DDR3 DIMM connector, increase splicing ear, thereby other power and/or signal transmission pathway can be provided for novel DIMM.
Description of drawings
Fig. 1 is the schematic perspective view of DDR3 DIMM connector of the prior art;
Fig. 2 is the zoomed-in view of the end of the DDR3 DIMM connector among Fig. 1;
Fig. 3 is the right structural representation of splicing ear of the DDR3 DIMM connector among Fig. 1;
Fig. 4 is the schematic perspective view according to the card connector of an embodiment of the utility model;
Fig. 5 is the partial sectional view of the end of the card connector among Fig. 4, and wherein, locking member is shown in an open position or the off-position;
Fig. 6 is the right structural representation of splicing ear of an embodiment of the utility model.
Embodiment
Describe the embodiment of the exemplary of the utility model below in detail, the example of embodiment is shown in the drawings, and wherein same or analogous label is represented same or analogous element.The embodiment that is described with reference to the drawings below is exemplary, is intended to explain the utility model, and can not be interpreted as the restriction to the utility model.
Shown in Fig. 4-6, according to the card connector 100 of the utility model, it comprises: an insulating body 110, which is provided with a slot 101, and a storage card (not shown) is used to peg graft; A pair of locking member 102; Lay respectively at two ends of said slot 101; Said locking member 102 is suitable between the off-position (as shown in Figure 5) of the locked position (as shown in Figure 4) of locking storage card and release storage card, moving; Each locking member 102 has a grab 103, and said grab 103 breaks away from said slot 101 in that said locking member 102 is driven said storage card when said locked position moves to said off-position; With one group of first splicing ear 1042; Be arranged in the said slot 101; Wherein: it is right near at least one end of said slot 101, to be provided with at least one second splicing ear; The splicing ear 1041 of the second splicing ear centering is opposite each other in slot 101; The grab 103 that is in a locking member 102 of said off-position is crossed the plane P of said second splicing ear to being limited, and said grab 103 between the right splicing ear of said second splicing ear and is interfered with any splicing ear 1041 of the said second splicing ear centering.
Although it should be noted that among Fig. 4-5 so that to transform DDR3 DIMM connector be example the design of the utility model is illustrated,, the technical scheme of the utility model also can be applied to other card connector.
Said second splicing ear here to the plane that is limited represent when hypothesis splicing ear 1041 for very carefully the time, the plane that opposed a pair of splicing ear 1041 is limited.Particularly, the plane that the side S of opposed a pair of splicing ear 1041 limits also can be represented in this plane, and the plane P that also can be limited together for a pair of splicing ear 1041 symmetrical center line separately is shown in Fig. 5-6.Here the purpose of the introducing of plane P is grab 103 and the relation of the position between its nearest a pair of splicing ear 1041 that is in the locking member 102 of off-position for qualification; Be used for representing that this grab 103 crosses this plane P and entered between its nearest a pair of splicing ear 1041, thus with prior art in grab can not enter between the splicing ear of its nearest pair of opposed different.As shown in Figure 5; Can also describe like this " grab 103 that is in a locking member 102 of said off-position is crossed the plane P of said second splicing ear to being limited; and said grab 103 is between the right splicing ear of said second splicing ear "; Promptly in Fig. 5, in the projection on the direction inside perpendicular to paper, the projection of grab 103 that is in the locking member 102 of off-position exists overlapping with projection apart from its nearest a pair of splicing ear 1041.
Because grab 103 can move to apart between its nearest pair of terminal; Even between the how right terminal; Can effectively utilize two end place's locking members 102 of slot 101 and the space between the immediate splicing ear; Be the regional A that mentions in the background technology, thereby other power and signal transmission channel be provided for card connector.
Can adopt the grab 103 movable distances that strengthen the confession locking member 102 between a pair of splicing ear 1041 to realize such scheme.Particularly, as shown in Figure 6, each splicing ear 1041 of the said second splicing ear centering has an a of pin portion, a contact site c and is connected a b of beam portion between said pin a of portion and the said contact site c; And said second splicing ear to described in the parallel or almost parallel of the said beam b of portion of splicing ear 1041, the grab 103 that is in the off-position is between the right b of beam portion of said second splicing ear.Like this; The splicing ear that uses in the prior art shown in the accompanying drawing 3 is right; Can effectively increase the distance between the right splicing ear of second splicing ear in the scope of activities of grab 103, thereby prevent that grab 103 from contacting with arbitrary splicing ear 1041 of the second splicing ear centering or interfere in moving process.
Like Fig. 4, shown in 6, the contact site c of said second each splicing ear 1041 of splicing ear centering is bent to form arc contact surface 105 from said beam portion, and the end of contact site c is towards the said beam b of portion that is connected with said contact site; Said contact-making surface 105 is used for forming with said storage card and electrically contacts, and the right said contact-making surface 105 of said second splicing ear against each other.
Certainly, be not in contact with it in moving process as long as can realize grab 103, the shape of splicing ear 1041 is not limited thereto.For example, the b of beam portion can be cambered outwards shape, can further widen the distance between the relative beam b of portion like this.
Can also guarantee that the grab 103 of locking member 102 can not contact with splicing ear through the position of improving the right contact site of second splicing ear.Particularly, in card connector, each splicing ear has an a of pin portion, a contact site c and is connected a b of beam portion between said pin portion and the said contact site, and wherein, said contact site c has the contact zone that electrically contacts with said storage card; On the grafting direction of said storage card, the height h2 of the bottom land of the said slot of the contact zone of the splicing ear 1041 of said second splicing ear centering distance is greater than the height h1 of the bottom land of the said slot of contact zone distance of first splicing ear 1042.Because the distance between the right contact site of splicing ear is minimum, the position of improving the right contact site of splicing ear, the grab 103 that just can expand locking member 102 splicing ear between the activity space that does not contact with splicing ear.In this scheme, the splicing ear 1041 of the second splicing ear centering can be the splicing ear shown in the accompanying drawing 3, can certainly be the splicing ear shown in the accompanying drawing 6.
It is pointed out that the contact zone here for example representes apart from the height of bottom land: form under the situation that line contacts with the contact terminal of storage card in the contact zone, this contact wire is to the distance of bottom land; Under contact zone and situation that the contact terminal formation face of storage card contacts, the horizontal center line of contact-making surface is to the distance of bottom land.
Except shape and the position of design near the splicing ear of locking member 102; Can also reduce the width perpendicular to said plane P of grab 103; Make the roughly centre position of grab 103 between opposed splicing ear move as far as possible; If precision is enough, this can effectively utilize two ends place's locking members 102 of slot 101 and the space between the immediate splicing ear equally, thereby other power and signal transmission channel is provided for card connector.
Certainly, the said width that reduces grab 103 also can combine with the shape of splicing ear and the design of layout.
The splicing ear 1041 of the second above-mentioned splicing ear centering can be power supply terminal and/or signal terminal, thereby for card connector 100 other power and/or signal transmission pathway is provided.For example, comprise under the situation of power supply terminal, can avoid because card connector, for example DDR3 DIMM connector power supply terminal lazy weight and the power supply problem that causes at this splicing ear 1041.
As shown in Figure 4, said card connector 100 can be DDR DIMM connector.Alternatively, said at least one second splicing ear is right to comprising two second splicing ears, and one second splicing ear is near the end that is arranged in slot 101, and another second splicing ear is near another end that is arranged in slot 101.
Although illustrated and described the embodiment of the utility model, for those of ordinary skill in the art, be appreciated that under the situation of principle that does not break away from the utility model and spirit and can change these embodiment.The scope of application of the utility model is limited accompanying claims and equivalent thereof.The rights protection scope of the utility model, should as the application claim defined is as the criterion.It should be noted that word " comprises " does not get rid of other element, and word " " is not got rid of a plurality of.
Claims (7)
1. card connector comprises:
An insulating body which is provided with a slot, and a storage card is used to peg graft;
A pair of locking member; Lay respectively at two ends of said slot; Said locking member is suitable between the off-position of the locked position of locking storage card and release storage card, moving; Each locking member has a grab, and said grab breaks away from said slot in that said locking member is driven said storage card when said locked position moves to said off-position; With
One group of first splicing ear is arranged in the said slot,
It is characterized in that:
Said card connector comprises that further at least one second splicing ear is right; Be arranged near at least one end of said slot; The splicing ear of the said second splicing ear centering is opposite each other in slot; The grab that is in a locking member of said off-position is crossed said one second plane of splicing ear to being limited, and said grab between the right splicing ear of said second splicing ear and is interfered with any splicing ear of the said second splicing ear centering.
2. card connector according to claim 1 is characterized in that:
Each splicing ear of the said second splicing ear centering has a pin portion, a contact site and is connected a beam portion between said pin portion and the said contact site; And
Said second splicing ear to described in the parallel or almost parallel of said beam portion of splicing ear, the grab that is in the off-position is between the right beam portion of said second splicing ear.
3. card connector according to claim 2 is characterized in that:
The contact site of said second each splicing ear of splicing ear centering is bent to form arc contact surface from said beam portion, and the end of contact site is towards the said beam portion that is connected with said contact site, and said contact-making surface is used for forming with said storage card and electrically contacts;
The right said contact-making surface of said second splicing ear against each other.
4. card connector according to claim 1 is characterized in that:
Each splicing ear has a pin portion, a contact site and is connected a beam portion between said pin portion and the said contact site, and wherein, said contact site has the contact zone that electrically contacts with said storage card;
On the grafting direction of said storage card, the height of the bottom land of the said slot of the contact zone of the splicing ear of said second splicing ear centering distance is greater than the height of the bottom land of the said slot of contact zone distance of first splicing ear.
5. according to each described card connector among the claim 1-4, it is characterized in that:
The splicing ear of the said second splicing ear centering is a power supply terminal.
6. according to each described card connector among the claim 1-4, it is characterized in that:
Said card connector is a kind of DDR DIMM connector.
7. card connector according to claim 6 is characterized in that:
Said at least one second splicing ear is right to comprising two second splicing ears, and one second splicing ear is near the end that is arranged in slot, and another second splicing ear is near another end that is arranged in slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202439551U CN202189921U (en) | 2011-07-12 | 2011-07-12 | Card connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202439551U CN202189921U (en) | 2011-07-12 | 2011-07-12 | Card connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202189921U true CN202189921U (en) | 2012-04-11 |
Family
ID=45921356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202439551U Withdrawn - After Issue CN202189921U (en) | 2011-07-12 | 2011-07-12 | Card connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202189921U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102882030A (en) * | 2011-07-12 | 2013-01-16 | 泰科电子(上海)有限公司 | Card connector |
-
2011
- 2011-07-12 CN CN2011202439551U patent/CN202189921U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102882030A (en) * | 2011-07-12 | 2013-01-16 | 泰科电子(上海)有限公司 | Card connector |
| CN102882030B (en) * | 2011-07-12 | 2015-05-27 | 泰科电子(上海)有限公司 | Card connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120411 Effective date of abandoning: 20150527 |
|
| RGAV | Abandon patent right to avoid regrant |