CN2829137Y - Card connector with function for preventing misinsertion - Google Patents
Card connector with function for preventing misinsertion Download PDFInfo
- Publication number
- CN2829137Y CN2829137Y CNU2005201178154U CN200520117815U CN2829137Y CN 2829137 Y CN2829137 Y CN 2829137Y CN U2005201178154 U CNU2005201178154 U CN U2005201178154U CN 200520117815 U CN200520117815 U CN 200520117815U CN 2829137 Y CN2829137 Y CN 2829137Y
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- CN
- China
- Prior art keywords
- card
- pressing plate
- housing
- card connector
- terminal
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- 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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Abstract
The utility model relates to a card connector with a function for preventing misinsertion. The utility model is characterized in that a casing form more than two space for inserting cards, and more than two sets of terminals are arranged in the two space for inserting cards, wherein a second set of terminals are positioned on the bottom of the front end in the casing and is backwards, upwards and elastically tilted from the lower part. Both ends of a pressing plate are movably arranged in the casing and can upwards and downwards displace, the pressing plate is provided with a plurality of hollowed parts, bodies of the second set of terminals upwards pass through the hollowed parts and are exposed on the pressing plate, and the pressing plate is supported by the bodies of the second set of terminals and is positioned in an upper section position. A plurality of upright walls are formed on the front edge of the pressing plate in a horizontally arranging mode, wherein a pre-arranging distance exists between every two upright walls. In this way, various misinsertion acts of various cards can be effectively blocked by the upright walls, and thus, the cards can not be pushed in so as to impact other terminals, and the utility model avoids the problem that the utility model is damaged or can not be used.
Description
Technical field
The utility model is about the memory card connector in a kind of electronic installation, is meant a kind of card connector that prevents misplug function that has especially.
Background technology
Known card connector adopts the structure of All-in-One mostly, forms the space that is fit to the plurality of specifications card and the terminal that cooperates butt joint is set in a kind of housing, inserts so as to the card for multiple different size.
Taiwan patent announcement the 464th, No. 110, the utility model patent that name is called " the signal adapter of memory card " discloses a kind of existing all in one card connector, its inside is provided with many group terminals, can cooperate the card that butts up against multiple different size, yet, in card insert fashionable (for example falling to insert or anti-inserting), if the direction with mistake is inserted, then very likely break terminal, or make the crooked situation of terminal, the problem that not only can cause Card Reader to lose efficacy, serious even can cause power supply terminal and other short-circuit of terminals, and then may burn the electronic building brick of card connector itself or the electronic installation of other connection.
Therefore, making all in one card connector, must for misplug into card carry out a design that stops and make card can not enter into the degree of depth of bump terminal, perhaps make misplug into card and terminal separate and make it can not miscue or break terminal.
In addition, known all in one card connector, it is applicable to the card of plurality of specifications, and existing now some card has local metal surface, the card of MS-DUO specification for example, and this kind card is when inserting card connector, the metal surface of its two bottom sides can with the termination contact of XD card, and the generation problem of short-circuit, this kind problem also must be solved.
Summary of the invention
Main purpose of the present utility model is to provide a kind of card connector that prevents misplug function that has, and it can give block with the card that non-correct direction is inserted, make misplug into card not can with termination contact.
Secondary objective of the present utility model is to provide a kind of card connector that prevents misplug function that has, and it can avoid card when inserting, may be corresponding with other card termination contact and produce problem of short-circuit.
For achieving the above object, the utility model provides a kind of card connector that prevents misplug function that has, comprise: a housing, front end has an opening, and inwardly form partly overlapping plug-in card space more than two in this opening, card applicable to two above different sizes inserts, at least two group terminals are located at this housing and are stretched in this housing, first group of terminal in these terminals is positioned at the rear end of this housing, in order to cooperate butt joint one first card, second group of terminal then is positioned at the front bottom end of this housing, and the body portion of this second group of terminal is by below upwards elasticity perk backward, in order to cooperate butt joint one second card; One pressing plate, its two ends be located at movably in this housing and make its leading edge can one interval in upper and lower displacement, this pressing plate has most hollow-out parts, the body portion of this second group of terminal is upward through these hollow-out parts and is exposed to this pressing plate end face and forms several contact sites, this pressing plate is supported by the body portion of this second group of terminal and is positioned at the last fragment position in this interval, and this pressing plate leading edge line forms several upstanding walls of apart preset distance.
By said structure, the utility model can effectively stop all kinds of cards variously misplugs action, makes unlikely being pushed into of card and breaks other terminal, and then avoided damaging the problem that maybe can't use.
And, the utility model also proposes a kind of technology that the space differs preset distance of inserting, make the center phase deviation preset distance in two plug-in card spaces, can not touch the power supply of second group of terminal so as to the feasible normal card that inserts, and then can avoid problem of short-circuit with metal surface.
In order further to understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, yet appended graphic only provide with reference to and the explanation usefulness, be not to be used for the utility model is limited.
Brief description of drawings
Below in conjunction with accompanying drawing,, will make the technical solution of the utility model and other beneficial effects apparent by embodiment of the present utility model is described in detail.
In the accompanying drawing,
Fig. 1 is the combination stereogram of the utility model one preferred embodiment.
Fig. 2 is the exploded perspective view of the utility model one preferred embodiment, shows the state that cover plate and base separate.
Fig. 3 is the local member vertical view of the utility model one preferred embodiment, shows the state of overlooking of base.
Fig. 4 is the cutaway view along 4-4 hatching line among Fig. 3.
Fig. 5 is the action schematic diagram of the utility model one preferred embodiment, shows the normal state that inserts first card.
Fig. 6 is the action schematic diagram of the utility model one preferred embodiment, shows the normal state that inserts second card.
Fig. 7 is the action schematic diagram of the utility model one preferred embodiment, shows the normal state that inserts the 3rd card.
Fig. 8 is the action schematic diagram of the utility model one preferred embodiment, shows that its leading edge acts on the state on the inclined-plane when inserting the 3rd card.
Fig. 9 A, 9B, 9C are the action schematic diagrames of the utility model one preferred embodiment, show the state that misplugs that first card (MS) reverse side is just inserted, the front falls to insert and reverse side falls to insert respectively.
Figure 10 A, 10B, 10C are the action schematic diagrames of the utility model one preferred embodiment, show the state that misplugs that first card (MS-DUO card) reverse side is just inserted, the front falls to insert and reverse side falls to insert respectively.
Figure 11 is the action schematic diagram of the utility model one preferred embodiment, shows the state that misplugs that the 3rd card face falls to insert.
Figure 12 is the action schematic diagram of the utility model one preferred embodiment, shows first card (MS-DUO card) when normally inserting, and the contact relation between second group of terminal.
Figure 13 is the action schematic diagram of the utility model one preferred embodiment, shows when first card (MS-DUO card) reverse side is just being inserted, and the spatial relationship between block.
Figure 14 is the longitudinal sectional view of Figure 13, shows when first card (MS-DUO card) reverse side is just being inserted, and the relation between block and second group of terminal.
Embodiment
For further setting forth the utility model is technological means and the effect that the predetermined purpose of realization is taked, see also following about detailed description of the present utility model and accompanying drawing, believe the purpose of this utility model, feature and characteristics, should obtain thus going deep into and concrete understanding, yet accompanying drawing only provides reference and explanation usefulness, is not to be used for the utility model is limited.
See also Fig. 1 to Fig. 7, the utility model one preferred embodiment provides a kind of card connector 10 that prevents misplug function that has, and comprises a housing 11 and a pressing plate 31, wherein:
This housing 11, cooperate a cover plate 14 to be formed by a pedestal 12, and form an opening 16 in front end, inwardly form three kinds of partly overlapping plug-in card spaces 17,18,19 in this opening 16 again, insert (being the card of MS, MS-DUO, SD, MMC, XD specification) so as to card applicable to multiple different size, the center 17c in the first plug-in card space 17 among these plug-in card spaces, with the plug-in card direction, than the center 18c in the second plug-in card space 18 slightly to left avertence.Three groups of terminals 21,23,25 are located at this pedestal 12 and stretch to this housing 11 volume inside, first group of terminal 21 wherein is positioned at the rear end of this pedestal 12, butt up against one first card 91 (this first card is the card of MS or MS-DUO specification) in order to cooperation, 23 front ends that are positioned at this pedestal 12 of second group of terminal, butt up against one second card 93 (this second card is the card of XD specification) in order to cooperation, and the body portion of this second group of terminal 23 is by below upwards elasticity perk backward, 25 middle section positions that are positioned at this pedestal 12 of the 3rd group of terminal butt up against one the 3rd card 95 (the 3rd card is the card of SD or MMC specification) in order to cooperation.In addition; one side of these pedestal 12 rear ends has a block 121; the leading edge of this block 121 has a contact point 122; the position of this contact point 122 is than this first group of terminal 21 front more; can can not break so as to protecting this first group of terminal 21 so as to inserting time with it contact in first card, 91 mistake directions.
This pressing plate 31, this pedestal 12 is located at its two ends movably, and to allow at least its leading edge can one interval in upper and lower displacement, in the present embodiment, the two side of this pedestal 12 has a guide rail 124 of above-below direction, and these pressing plate 31 two ends respectively have a guidance part 32, and can be arranged at this two guide rail 124 up and down slippingly, but whereby and upper and lower displacement, and this interval is this pressing plate 31 along the stroke of this guide rail about in the of 124, but its leading edge is promptly therefore and upper and lower displacement whereby.This pressing plate 31 has most hollow-out parts 34, the body portion of this second group of terminal 23 is upward through these hollow-out parts 34 and is exposed to these pressing plate 31 end faces and forms several contact sites 24, can be in order to be contacted with this second card 93, this pressing plate 31 is supported by the body portion of this second group of terminal 23 and elasticity is positioned at the last fragment position of this guide rail 124, can when being subjected to the external force effect, descend, and the supreme fragment position of can after external force disappears, ging up.These pressing plate 31 leading edges flush arranges several upstanding walls 36 that form apart preset distance, and these upstanding walls 36 are higher than this pedestal 12 surfaces about 1 millimeter (mm).Before this pressing plate 31 and form several inclined-planes 38 and intersperse among between these upstanding walls 36, availablely act on it when inserting, this pressing plate 31 is depressed and passed through so as to being easy to for the first or the 3rd card 91,95.
Fig. 5 to Fig. 7 shows the normal state that inserts of first card 91 (being the MS card), second card 93 (being the XD card) and the 3rd card 95 (being the SD card) respectively, wherein, as shown in Figure 8, when the 3rd card 95 inserts, the inclined clapboard 96 of its leading edge bottom can be butted on these inclined-planes 38, climb the angular motion work and produce one, sink along this two guide rail 124 so as to making this pressing plate 31, the 3rd card 95 can pass through this pressing plate 31 smoothly.Wherein, the inclined clapboard 96 of the 3rd card 95 (SD card) leading edge bottom is the dividing plate between terminal, has inclined surface, belongs to existing structure, and non-emphasis of the present utility model, will not give unnecessary details.In addition, first card 91 (MS card) leading edge bottom also has the inclined clapboard (not shown), has the effect of climbing the angle when normal the insertion equally.And when second card 93 (XD card) inserts, directly contact conducting with these contact sites 24.
Fig. 9 A, 9B, 9C show the state that misplugs that this first card 91 (MS card) reverse side is just inserted, the front falls to insert and reverse side falls to insert respectively.This kind misplugs mode and all can be blocked and can't enter in this housing 11 again by this upstanding wall 36, can protect this first group and the 3rd group of terminal 21,25 not broken whereby.
Figure 10 A, 10B, 10C show the state that misplugs that first card 91 ' (MS-DUO card) reverse side is just inserted, the front falls to insert and reverse side falls to insert respectively.This kind misplugs mode and equally can be blocked and can't enter in this housing 11 again by this upstanding wall 36, can protect this first group and the 3rd group of terminal 21,25 not broken whereby.
Figure 11 shows the positive state that misplugs that falls to insert of the 3rd card 95 (SD card).This kind misplugs mode and can be blocked and can't enter in this housing 11 again by this upstanding wall 36 equally, can protect the 3rd group of terminal 25 not broken whereby.
In addition, by design of the present utility model, the first plug-in card space, 17 center 17c, with the plug-in card direction, than the center 18c in the second plug-in card space 18 slightly to left avertence.As shown in figure 12, can make the card 91 of winning (MS-DUO card) when normal the insertion, the metal surface of its two bottom sides and this second group of terminal 23 slightly stagger, and can avoid touching the power supply terminal 231 in this second group of terminal 23, so as to having avoided problem of short-circuit.
See also Figure 13 to Figure 14 again, when the utility model passes through this pressing plate 31 as if pushing by force at first card 91 (MS-DUO card), also can withstand contact point 122, and can't enter again, do not broken so as to protecting this first group of terminal 21 in this block 121.Again as shown in figure 14, its metal surface of first card 91 (MS-DUO card) of insertion does not also touch this second group of terminal 23, and does not have problem of short-circuit.
As from the foregoing, advantage of the present utility model is:
One, can prevent that card from mispluging, by the setting of these upstanding walls 36, what can effectively stop all kinds of cards variously misplugs action, makes unlikely being pushed into of card and breaks other terminal, and then avoided damaging the problem that maybe can't use.
Two, can avoid short circuit, design by first plug-in card space 17 of the present utility model and the skew of 18 centers, the second plug-in card space, can make the metal surface of first card 91 (MS-DUO card) of normal insertion can not touch the power supply terminal of this second group of terminal 23, and then can avoid problem of short-circuit.And, by the setting of this block 121, when just being inserted, first card 91 (MS-DUO card) reverse side is blocked in certain insertion depth, and the metal surface can not touch second group of terminal 23, and this has also been avoided problem of short-circuit.
The above; for the person of ordinary skill of the art; can make other various corresponding changes and distortion according to the technical solution of the utility model and technical conceive, and all these changes and distortion all should belong to the protection range of the utility model accompanying Claim.
Claims (10)
1, a kind of have a card connector that prevents misplug function, it is characterized in that, comprises:
One housing, front end has an opening, and inwardly form partly overlapping plug-in card space more than two in this opening, card applicable to two above different sizes inserts, at least two group terminals are located at this housing and are stretched in this housing, first group of terminal in these terminals is positioned at the rear end of this housing, in order to cooperate butt joint one first card, second group of terminal then is positioned at the front bottom end of this housing, and the body portion of this second group of terminal is by below upwards elasticity perk backward, in order to cooperate butt joint one second card;
One pressing plate, its two ends be located at movably in this housing and make its leading edge can in one interval in upper and lower displacement, this pressing plate has most hollow-out parts, the body portion of this second group of terminal is upward through these hollow-out parts and is exposed to this pressing plate end face and forms several contact sites, this pressing plate is supported by the body portion of this second group of terminal and is positioned at the last fragment position in this interval, and this pressing plate leading edge line forms several upstanding walls of apart preset distance.
2, have a card connector that prevents misplug function according to claim 1 is described, it is characterized in that these upstanding walls flush and are arranged in this pressing plate leading edge.
3, have a card connector that prevents misplug function according to claim 1 is described, it is characterized in that this pressing plate leading edge forms several inclined-planes and intersperses among between these upstanding walls.
4, have a card connector that prevents misplug function according to claim 1 is described, it is characterized in that this housing cooperates a cover plate to be formed by a pedestal.
5, have a card connector that prevents misplug function according to claim 4 is described, it is characterized in that the top of these upstanding walls is higher than this base-plates surface.
6, have a card connector that prevents misplug function according to claim 5 is described, it is characterized in that these upstanding walls are higher than about 1 millimeter of this base-plates surface.
7, have a card connector that prevents misplug function according to claim 1 is described, it is characterized in that, the two side in this housing respectively has a guide rail of above-below direction, and these pressing plate two ends respectively have a guidance part, can be arranged at this two guide rail up and down slippingly.
8, have a card connector that prevents misplug function according to claim 1 is described, it is characterized in that this enclosure interior has a block.
9, has a card connector that prevents misplug function according to claim 1 is described, it is characterized in that, with the plug-in card direction, omit to left avertence than the center in the second plug-in card space center in the first plug-in card space of this housing among this two plug-in cards space.
10, have a card connector that prevents misplug function according to claim 1 is described, it is characterized in that this first card is the card of MS or MS-DUO specification, this second card is the card of XD specification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201178154U CN2829137Y (en) | 2005-09-02 | 2005-09-02 | Card connector with function for preventing misinsertion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201178154U CN2829137Y (en) | 2005-09-02 | 2005-09-02 | Card connector with function for preventing misinsertion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2829137Y true CN2829137Y (en) | 2006-10-18 |
Family
ID=37080688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005201178154U Expired - Lifetime CN2829137Y (en) | 2005-09-02 | 2005-09-02 | Card connector with function for preventing misinsertion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2829137Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7878858B1 (en) | 2009-07-09 | 2011-02-01 | Hon Hai Precision Ind. Co., Ltd. | N-in-1 card connector |
| US7980870B2 (en) | 2009-07-23 | 2011-07-19 | Hon Hai Precision Ind. Co., Ltd. | Electrical card connector |
-
2005
- 2005-09-02 CN CNU2005201178154U patent/CN2829137Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7878858B1 (en) | 2009-07-09 | 2011-02-01 | Hon Hai Precision Ind. Co., Ltd. | N-in-1 card connector |
| US7980870B2 (en) | 2009-07-23 | 2011-07-19 | Hon Hai Precision Ind. Co., Ltd. | Electrical card connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20150902 Granted publication date: 20061018 |
|
| EXPY | Termination of patent right or utility model |