CN102810776A - Clockwise card inserting type dual-card connector - Google Patents
Clockwise card inserting type dual-card connector Download PDFInfo
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- CN102810776A CN102810776A CN2011101424267A CN201110142426A CN102810776A CN 102810776 A CN102810776 A CN 102810776A CN 2011101424267 A CN2011101424267 A CN 2011101424267A CN 201110142426 A CN201110142426 A CN 201110142426A CN 102810776 A CN102810776 A CN 102810776A
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Abstract
The invention discloses a clockwise card inserting type dual-card connector. The clockwise card inserting type dual-card connector is provided with a metal shell, an insulating base body, a plurality of upper layer terminals and a plurality of lower layer terminals, wherein contacts of the lower layer terminals are positioned at the front parts of free terminals of contact parts of the lower layer terminals, the contacts of the upper layer terminals are positioned at the front parts of the free terminals of the contact parts of the upper layer terminals, i.e. the upper layer terminals and the lower layer terminals are all in clockwise inserting design, thus two cards are all in a clockwise card inserting mode, misinsertion is not easy to cause, and the upper layer terminals and the lower layer terminals cannot be damaged no matter the two cards are clockwise inserted or anticlockwise inserted; and the contact parts of the upper layer terminals are downwards pressed after a first card is inserted into upper containing space, the contact parts of the upper layer terminals are still positioned in the upper containing space, and thus a second card at the lower layer cannot be damaged by the upper layer terminals.
Description
Technical field
The invention belongs to the Mass Data Storage Facility field of connectors, relate generally to a kind of architecture advances of the Double-card connector that can hold two T Flash cards and be connected with motherboard.
Background technology
T Flash card is the card class that is used for internal document that is placed in the digital product, and such as digital camera, mobile phone, MP3 etc., T Flash card memory size varies, and selects for use according to own needs.T Flash full name (TransFLash) is called for short the TF card, and this is the memory card specification of Motorola and the common latest generation of releasing of SanDisk; It has adopted up-to-date encapsulation technology, and cooperates SanDisk up-to-date NAND MLC technology and controller technology, size (11mm x 15mm x1mm); Approximate half SIM card, the TF card is a member of SD card product member, with the SD adapter; Can compatible any SD card reader, the TF card can be behind the SD ticket converter, when the SD card uses.The TFlash card is minimum on the market now flash card, is applicable to multinomial multimedia application.Trans flash product adopts the SD architecture design to form, and SD association will formally rename it as Micro SD the end of the year in 2004, become a member in the SD product.
The TF connector is also claimed the TF deck, is used to insert the TF card, and the TF card is connected with motherboard.In order to improve memory capacity, reduce thickness of product and size, therefore developed Double-card connector.The existing Double-card connector product that can hold two TF cards, as shown in Figure 7, mainly design through the reverse plug-in card of upper strata terminal shell fragment C (referring to facing down of card A); The terminal shell fragment D of lower floor forward plug-in card (referring to facing up of card B) designs, and realizes inserting simultaneously the product structure of two TF cards, but in the actual use; As shown in Figure 8, upper strata terminal shell fragment D scratches the TF of lower floor card B easily, and the user is under not clear situation; Mistake is instead inserted the TF of lower floor card B, is prone to cause short circuit to burn card, or as shown in Figure 9; The user is under not clear situation, and mistake is instead inserted upper strata TF card A, and destroys upper strata terminal shell fragment C.
Summary of the invention
In order to overcome above-mentioned defective; The invention provides a kind of forward card insert type Double-card connector; This forward the card insert type Double-card connector owing to improved terminal; The plug-in card mode of two cards is all along inserting, inserts the problem hidden danger that can not cause the picture prior art products product along slotting or anti-, and simple in structure, easy to implement.
The present invention for the technical scheme that solves its technical problem and adopt is:
A kind of forward card insert type Double-card connector; Have metal-back, insulating base frame, some upper stratas terminal and some lower floors terminal; The front of said insulating base frame has upper and lower two and inserts mouth; Said upper and lower two are inserted mouth respectively to upper and lower two the upper and lower accommodation spaces that are respectively applied for ccontaining first and second card of the inner recessed formation of insulating base frame; Upper and lower layer terminal places insulating base frame by terminal Plug Division, upper strata and lower floor terminal Plug Division respectively, and termination contact portion in upper strata is positioned at accommodation space and supplies to touch conducting with first clamping, and upper strata terminal weld part is welded in mainboard; Termination contact portion of lower floor is positioned at down, and accommodation space supplies to touch conducting with second clamping; Lower floor's terminal weld part is welded in mainboard, and termination contact portion of said lower floor is a bending, and the peak of termination contact portion of forniciform lower floor is the lower floor's terminal contact that touches with second clamping; Said lower floor terminal contact is positioned at the place ahead of the free terminal of termination contact portion of said lower floor; Said upper strata termination contact portion is a bending, and the upper strata terminal contact of the peak of bending upper strata termination contact portion for touching with first clamping, said upper strata terminal contact are positioned at the place ahead of the free terminal of said upper strata termination contact portion.
Further technical scheme of the present invention is:
The structure of said upper strata terminal is preferably: upper strata terminal elastic arm and upper strata termination contact portion are extended after by forward direction successively obliquely in terminal Plug Division, said upper strata.First card insert to be gone up and to be pressed down said upper strata termination contact portion behind the accommodation space; Said upper strata termination contact portion still is positioned at the said accommodation space of going up; Preferably, the free terminal of said upper strata termination contact portion is higher than the tie point of said upper strata termination contact portion and upper strata terminal elastic arm.Terminal welding position, said upper strata is in the connector rear; Have upper strata terminal connecting portion between terminal Plug Division, said upper strata and said upper strata terminal weld part, said upper strata terminal connecting portion is made up of with vertical section that is positioned at the insulating base frame rear the flat segments that is positioned at insulating base frame.
The structure of said upper strata terminal also can be: terminal Plug Division, said upper strata is extended upper strata terminal elastic arm forward; Said upper strata terminal elastic arm front end extends upper strata termination contact portion to the back upper place; Terminal welding position, said upper strata has upper strata terminal connecting portion in the connector rear between terminal Plug Division, said upper strata and said upper strata terminal weld part.
The structure of said lower floor terminal is: said lower floor terminal weld part extends back lower floor terminal Plug Division, and lower floor's terminal elastic arm and termination contact portion of lower floor are extended after by forward direction successively obliquely in said lower floor terminal Plug Division.
Said insulating base frame is piled up by separate upper pedestal and lower base and assembles, and said upward accommodation space is defined jointly by said metal-back and upper pedestal and forms, and said accommodation space is down defined jointly by said upper pedestal and said lower base and forms.
Said first card (A) is the TransFLash card.
Said second card (B) is the TransFLash card.
The invention has the beneficial effects as follows: because lower floor's terminal contact is positioned at the place ahead of the free terminal of termination contact portion of lower floor; The upper strata terminal contact is positioned at the place ahead of the free terminal of upper strata termination contact portion, that is, upper strata terminal and lower floor's terminal are all along plugging meter; Therefore the plug-in card mode of two cards is consistent; Be all along inserting, therefore be not easy to cause to misplug, and can not damage upper and lower layer terminal along slotting or anti-inserting; Press down upper strata termination contact portion because first card inserts upward behind the accommodation space again, termination contact portion in upper strata still is positioned at accommodation space, so the upper strata terminal can not damage second card of lower floor.
Description of drawings
Fig. 1 is stereoscopic figure of the present invention;
Fig. 2 is a decomposition texture sketch map of the present invention;
Fig. 3 is a plug-in card state profile of the present invention;
Fig. 4 is the partial enlarged drawing of Fig. 3;
Fig. 5 is a upper strata according to the invention terminal structure sketch map;
Fig. 6 is a lower floor according to the invention terminal structure sketch map;
Fig. 7 is the existing Double-card connector product plug-in card state profile that can hold two TF cards;
Fig. 8 scratches the sketch map of the TF of lower floor card easily for lower floor's terminal shell fragment of existing Double-card connector product;
Fig. 9 has anti-insertion of upper strata TF card now sketch map that the Double-card connector product destroys upper strata terminal shell fragment for user's mistake.
Embodiment
Embodiment: a kind of forward card insert type Double-card connector; Its overall structure is like Fig. 1, shown in 2 and 3; Have metal-back 1, insulating base frame, some upper stratas terminal 3 and some lower floors terminal 4; The front of said insulating base frame has upper and lower two and inserts mouth, and said upper and lower two are inserted mouth respectively to upper and lower two the upper and lower accommodation spaces that are respectively applied for ccontaining first and second card A, B of the inner recessed formation of insulating base frame, and upper and lower layer of terminal places insulating base frame by terminal Plug Division, upper strata and lower floor terminal Plug Division respectively; Upper strata termination contact portion 31 is positioned at accommodation space and supplies to contact conducting with the first card A; Upper strata terminal weld part 32 is welded in mainboard, and termination contact portion of lower floor 41 is positioned at accommodation space confession down and contacts conducting with the second card B, and lower floor's terminal weld part 42 is welded in mainboard.
The present embodiment emphasis is stressed that the upper strata terminal structure; The structure of upper strata terminal is following: like Fig. 3, shown in 5; Terminal Plug Division, said upper strata 33 is by extend upper strata terminal elastic arm 34 and upper strata termination contact portion 31 successively obliquely behind the forward direction, upper strata termination contact portion 31 is a bending; Like Fig. 3, shown in 4, the upper strata terminal contact 311 of the peak of bending upper strata termination contact portion for touching with first clamping, said upper strata terminal contact are positioned at the place ahead of the free terminal 312 of said upper strata termination contact portion.Can know that by said structure this upper strata terminal is the suitable meter that plugs.Like Fig. 3, shown in 5; Said upper strata terminal weld part 32 is positioned at the connector rear; Terminal Plug Division, said upper strata 33 and 32 of said upper strata terminal weld parts have upper strata terminal connecting portion 35, and said upper strata terminal connecting portion is made up of with vertical section that is positioned at the insulating base frame rear the flat segments that is positioned at insulating base frame.As shown in Figure 4; The free terminal 312 of said upper strata termination contact portion is higher than the tie point of said upper strata termination contact portion and upper strata terminal elastic arm; First card insert to be gone up and to be pressed down said upper strata termination contact portion behind the accommodation space; Said upper strata termination contact portion still is positioned at the said accommodation space of going up, and therefore can second card of lower floor not damaged.
The structure of said lower floor terminal is: as shown in Figure 6; Said lower floor terminal weld part 42 extends back lower floor terminal Plug Division 43; Said lower floor terminal Plug Division is extended lower floor's terminal elastic arm 44 and termination contact portion of lower floor 41 after by forward direction successively obliquely; Termination contact portion of said lower floor 41 is a bending; As shown in Figure 3, the peak of termination contact portion of forniciform lower floor is the lower floor's terminal contact 411 that touches with second clamping, and said lower floor terminal contact is positioned at the place ahead of the free terminal 412 of termination contact portion of said lower floor.Can know that by said structure this lower floor's terminal is the suitable meter that plugs.
Like Fig. 2, shown in 3; Said insulating base frame is piled up by separate upper pedestal 21 and lower base 22 and assembles; Said upward accommodation space is defined jointly with upper pedestal 21 by said metal-back 1 and forms, and said accommodation space is down defined jointly with said lower base 22 by said upper pedestal 21 and forms.
The said first card A is the TransFLash card.
The said second card B is the TransFLash card.
This embodiment and diagram are merely preferred embodiment of the present invention, when can not with qualification scope of the present invention, the equalization of in claim scope of the present invention, being done generally changes and modifies, and all should belong in the scope that the present invention contains.
Claims (10)
1. card insert type Double-card connector forward; Have metal-back (1), insulating base frame, some upper stratas terminals (3) and some lower floors terminals (4); The front of said insulating base frame has upper and lower two and inserts mouth; Said upper and lower two are inserted mouth respectively to upper and lower two the upper and lower accommodation spaces that are respectively applied for ccontaining first and second card (A, B) of the inner recessed formation of insulating base frame; Upper and lower layer terminal places insulating base frame by terminal Plug Division, upper strata and lower floor terminal Plug Division respectively, and upper strata termination contact portion (31) is positioned at accommodation space and supplies to contact conducting with first card (A), and upper strata terminal weld part (32) is welded in mainboard; Termination contact portion of lower floor (41) is positioned at down, and accommodation space supplies to contact conducting with second card (B); Lower floor's terminal weld part (42) is welded in mainboard, and termination contact portion of said lower floor (41) is a bending, and the peak of termination contact portion of forniciform lower floor is the lower floor's terminal contact (411) that touches with second clamping; Said lower floor terminal contact is positioned at the place ahead of the free terminal (412) of termination contact portion of said lower floor; It is characterized in that: said upper strata termination contact portion (31) is for bending, and the upper strata terminal contact (311) of the peak of bending upper strata termination contact portion for touching with first clamping, said upper strata terminal contact are positioned at the place ahead of the free terminal (312) of said upper strata termination contact portion.
2. forward card insert type Double-card connector according to claim 1 is characterized in that: terminal Plug Division, said upper strata (33) is by extending upper strata terminal elastic arm (34) and upper strata termination contact portion (31) behind the forward direction successively obliquely.
3. forward card insert type Double-card connector according to claim 2 is characterized in that: first card insert to be gone up and to be pressed down said upper strata termination contact portion behind the accommodation space, and said upper strata termination contact portion still is positioned at the said accommodation space of going up.
4. forward card insert type Double-card connector according to claim 3 is characterized in that: the free terminal (312) of said upper strata termination contact portion is higher than the tie point of said upper strata termination contact portion and upper strata terminal elastic arm.
5. forward card insert type Double-card connector according to claim 2; It is characterized in that: said upper strata terminal weld part (32) is positioned at the connector rear; Have upper strata terminal connecting portion (35) between terminal Plug Division, said upper strata (33) and said upper strata terminal weld part (32), said upper strata terminal connecting portion is made up of with vertical section that is positioned at the insulating base frame rear the flat segments that is positioned at insulating base frame.
6. forward card insert type Double-card connector according to claim 1; It is characterized in that: the structure of said lower floor terminal is: said lower floor's terminal weld part (42) extends back lower floor terminal Plug Division (43), and lower floor's terminal elastic arm (44) and termination contact portion of lower floor (41) are extended after by forward direction successively obliquely in said lower floor terminal Plug Division.
7. forward card insert type Double-card connector according to claim 1; It is characterized in that: said insulating base frame is piled up by separate upper pedestal (21) and lower base (22) and assembles; Said upward accommodation space is defined jointly by said metal-back (1) and upper pedestal (21) and forms, and said accommodation space is down defined jointly by said upper pedestal (21) and said lower base (22) and forms.
8. according to the described forward card insert type of one of claim 1 to 7 Double-card connector, it is characterized in that: said first card (A) is the TransFLash card.
9. according to the described forward card insert type of one of claim 1 to 7 Double-card connector, it is characterized in that: said second card (B) is the TransFLash card.
10. forward card insert type Double-card connector according to claim 1; It is characterized in that: the structure of said upper strata terminal is: terminal Plug Division, said upper strata is extended upper strata terminal elastic arm forward; Said upper strata terminal elastic arm front end extends upper strata termination contact portion to the back upper place; Terminal welding position, said upper strata has upper strata terminal connecting portion in the connector rear between terminal Plug Division, said upper strata and said upper strata terminal weld part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110142426.7A CN102810776B (en) | 2011-05-30 | 2011-05-30 | Clockwise card inserting type dual-card connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110142426.7A CN102810776B (en) | 2011-05-30 | 2011-05-30 | Clockwise card inserting type dual-card connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102810776A true CN102810776A (en) | 2012-12-05 |
| CN102810776B CN102810776B (en) | 2015-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110142426.7A Active CN102810776B (en) | 2011-05-30 | 2011-05-30 | Clockwise card inserting type dual-card connector |
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| Country | Link |
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| CN (1) | CN102810776B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110224711A (en) * | 2018-03-01 | 2019-09-10 | 苹果公司 | Double SIM card connector |
Citations (8)
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|---|---|---|---|---|
| CN2579040Y (en) * | 2002-11-13 | 2003-10-08 | 钜航科技股份有限公司 | Double-card electric connector |
| CN2582200Y (en) * | 2002-12-03 | 2003-10-22 | 致威电子（昆山）有限公司 | Multiple-memory card connector |
| CN2651960Y (en) * | 2003-09-02 | 2004-10-27 | 钜航科技股份有限公司 | Double-card connector |
| CN2671159Y (en) * | 2004-01-13 | 2005-01-12 | 钜航科技股份有限公司 | Conductive terminal protector of multi-card connector |
| CN201041874Y (en) * | 2007-02-26 | 2008-03-26 | 实盈电子(东莞)有限公司 | Combined card connector |
| CN201185255Y (en) * | 2008-04-01 | 2009-01-21 | 东莞捷仕美电子有限公司 | Card connector terminal structure |
| CN201278378Y (en) * | 2008-08-08 | 2009-07-22 | 富港电子（东莞）有限公司 | Stacking card connector set |
| CN202111248U (en) * | 2011-05-30 | 2012-01-11 | 昆山杰顺通精密组件有限公司 | Double card connector of forward plug-in type |
-
2011
- 2011-05-30 CN CN201110142426.7A patent/CN102810776B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2579040Y (en) * | 2002-11-13 | 2003-10-08 | 钜航科技股份有限公司 | Double-card electric connector |
| CN2582200Y (en) * | 2002-12-03 | 2003-10-22 | 致威电子（昆山）有限公司 | Multiple-memory card connector |
| CN2651960Y (en) * | 2003-09-02 | 2004-10-27 | 钜航科技股份有限公司 | Double-card connector |
| CN2671159Y (en) * | 2004-01-13 | 2005-01-12 | 钜航科技股份有限公司 | Conductive terminal protector of multi-card connector |
| CN201041874Y (en) * | 2007-02-26 | 2008-03-26 | 实盈电子(东莞)有限公司 | Combined card connector |
| CN201185255Y (en) * | 2008-04-01 | 2009-01-21 | 东莞捷仕美电子有限公司 | Card connector terminal structure |
| CN201278378Y (en) * | 2008-08-08 | 2009-07-22 | 富港电子（东莞）有限公司 | Stacking card connector set |
| CN202111248U (en) * | 2011-05-30 | 2012-01-11 | 昆山杰顺通精密组件有限公司 | Double card connector of forward plug-in type |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110224711A (en) * | 2018-03-01 | 2019-09-10 | 苹果公司 | Double SIM card connector |
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| Publication number | Publication date |
|---|---|
| CN102810776B (en) | 2015-02-04 |
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