CN2701102Y

CN2701102Y - Composite memory card connector

Info

Publication number: CN2701102Y
Application number: CNU2004200476289U
Authority: CN
Inventors: 富田周敬; 岩野诚; 清水正一
Original assignee: OTAX ELECTRONICS (SHENZHEN) CO Ltd
Current assignee: OTAX ELECTRONICS (SHENZHEN) CO Ltd
Priority date: 2004-04-06
Filing date: 2004-04-06
Publication date: 2005-05-18
Anticipated expiration: 2014-04-06

Abstract

The utility model discloses a composite memory card connector. A receiving part used for receiving multiple memory cards inserted from the external is formed in the connector, comprising a guide port positioned on the front wall face and multi-group linking terminals arranged in the receiving part, wherein, two slots which are top and bottom arranged in parallel at the guide port comprises a first slot used for inserting MMC, SD, MS and XD memory cards and a second slot used for inserting an SM card; at least a group of linking terminals in the multi-group linking terminals can realize the connection of three memory cards. Compared with the prior art, the utility model has the advantages of compact structure and small volume; the utility model is adaptive to insert multiple dissimilar memory cards and is convenient for customers to use and effectively decreases the integral cost price.

Description

Compound memory card connector

Technical field

The utility model relates to a kind of memory card connector, refers to a kind of compound memory card connector especially.

Background technology

In recent years, extensive utilization along with equipment such as digital camera, card reader, MP3, Digital Video, PDA, palmtop PC, notebook computers, for adapting to its growing exchanges data demand, various storage mediums have appearred, the memory external card of this class is existing tens of kinds more than now, as: SD safety numerical digit memory card (Secure Digital Card), XD, SM smart media card (Smart Media Card), MS memory stick (Memory Stick Card), multimedia card (Multi Media Card) etc.Usually, when user's desire was handled the data of storing in the memory card, the general using read-write heads was realized the exchanges data between itself and computer or other treatment facilities.In actual the use, because various memory cards are diversified in specifications, its structural behavior is also each has something to recommend him, and its mandatory grafting standard is respectively arranged, need to adopt the connector that meets corresponding grafting standard realize its with read-write heads between be electrically connected.Thereby, when the user need use multiple memory card, to buy multiple corresponding read-write heads usually and be used, cause user's inconvenience and money waste.

At the deficiency in the above-mentioned use, industry also someone proposes a kind of improved design, with aforementioned five kinds of memory cards is example: it is provided with five card slots to cooperate five kinds of memory card connectors on a read-write heads, and the reading and writing memory card for five kinds of different sizes uses respectively.But this structure makes read-write heads bulky, the increase that takes up space, and cost is bigger; And it also is unpractical using the huge relatively read-write heads of this volume on the various mobile devices of frivolous miniaturization day by day.In addition, if when existing memory card connector inserts the subminiature memory card, connector can leave bigger space, and is normal because of adding other memory card accidentally by force again, very easily main frame, memory card, software etc. caused damage.For example, the MMC memory card, width is big, thin thickness, does not find that other memory card causes damage when inserting connector, and this situation is often easy generation problem

Therefore, be necessary to provide a kind of compact conformation, be fit to that the number of different types memory card inserts and with have anti-plural memory card and insert the compound memory card connector of function.

The utility model content

The purpose of this utility model is to provide a kind of compact conformation, is fit to the compound memory card connector that the number of different types memory card inserts.

Another purpose of the present utility model is to provide a kind of compact conformation, be fit to that the number of different types memory card inserts and with have anti-plural number card and insert the compound memory card connector of function.

For achieving the above object, the utility model provides a kind of compound memory card connector, its inside forms one in order to accommodate the resettlement section of the outside multiple memory card that inserts, this resettlement section comprises many groups splicing ear that is positioned at the targeting port of front face and is located at its inside, wherein, this targeting port place is provided with two slots that be arranged in parallel up and down, comprise first slot and second slot, have at least one group of splicing ear can realize the connection of three kinds of memory cards in these many group splicing ears for the insertion of SM card for MMC, SD, MS, the insertion of XD memory card.

Described many group splicing ears are arranged at respectively on the upper wall, lower wall, rear wall of resettlement section, and wherein the splicing ear of upper wall can be realized the connection of three kinds of memory cards at least.

Described resettlement section is made up of a middle guide pad and a loam cake that a foundation trench, is housed in the foundation trench.

Concavity slideway in the middle of described first slot is arranged on the guide pad, this second slot is formed by the bottom surface of middle guide pad and the gap between the foundation trench inner surface.

Described connector further comprises the lock dog that an anti-plural number card inserts, and this lock dog is arranged on the insertion passage of two slots.

After inserting a memory card in described second slot, the surface of this card contacts with the lower surface of lock dog, and this moment, the passage of first slot was blocked by this lock dog.

After inserting a memory card in described first slot, the surface of this card contacts with the upper face of lock dog, and this moment, the passage of second slot was occupied by this lock dog.

After adopting said structure, in the scope that the grafting standard allows, adjust the connector of five kinds of different grafting standards, it is integrated, and by freely connecting between five kinds of different memory cards of single space realization, compared with prior art, reduce the volume of product significantly, with the taking on plate area and the space that account for of reducing effectively, make small-sized and the portable electronic consumer goods are corresponding uses multiple memory card to become possibility, the lock dog that its anti-plural number card inserts can stop the intervention of other memory cards, has solved in the past because of mispluging main frame, software, memory card itself causes the drawback of damage.

Description of drawings

Fig. 1 is the utility model composite memory card connector perspective view.

Fig. 2 is the front view of composite memory card connector shown in Figure 1.

Fig. 3 is the STRUCTURE DECOMPOSITION schematic diagram of composite memory card connector shown in Figure 1.

Fig. 4 is the assembling schematic diagram of lock dog and middle guide pad in the composite memory card connector shown in Figure 1.

Fig. 5 is the enlarged diagram of lock dog shown in Figure 1.

Fig. 6 and Fig. 7 are the fool proof lock dog operation charts of the utility model composite memory card connector.

Embodiment

Fig. 1 is the schematic perspective view of the utility model composite memory card connector 100, and Fig. 2 is its front view.As depicted in figs. 1 and 2, this composite memory card connector 100 is the box-shaped boxes that insulating material such as employing synthetic resin are made, portion is provided with the resettlement section 103 of accommodating memory card within it, and there is a targeting port 101 at 103 front end inlet places in the resettlement section, can get by the slotting of corresponding various memory cards.This composite memory card connector 100 comprises 104, one middle 105, one loam cakes 106 of guide pad of a foundation trench and a fool proof lock dog 3.For convenience of description, do as giving a definition: when composite memory card connector 100 was placed in the plane, isoplanar contact-making surface was lower wall surface BW, its opposite side is upper wall surface UW, the front face of resettlement section 103 is F, and the rear surface relative with it is B, about side wall surface be respectively RW, LW.Outside memory card (not indicating) inserts from the targeting port 101 of porch, by rear surface B the splicing ear of memory card and the pin terminals 102 of derived data is linked to each other, and realizes that the biography of data connects.

Fig. 3 is the STRUCTURE DECOMPOSITION schematic diagram of composite memory card connector 100.Wherein, the lower surface of these foundation trench 104 inboards is provided with 22 connecting pins 107 that are connected with 22 terminals of SM card, and the leading-out terminal 102 of this connecting pin 107 and rear wall is connected, and its front end has the flexible terminal of corresponding memory card contact.This foundation trench about 104 is inboard have the projection 104 of extending from front to back '.

The middle body of this centre guide pad 105 is designed to accommodate the insertion mouth of multiple memory card, and its both sides are provided with the concavity slideway 101 ' that can correctly insert as memory cards such as XD cards.The backbone portion 108 of middle guide pad 105 is provided with the contacted pin 109 of the terminal of MS card.The first end parts of this centre guide pad 105 is provided with

space

2, and 2 rear ends are provided with a hole 4 in the space.

This loam cake 106 is a platy structure, and its two sides is printed on distribution loop (figure does not show), and its inboard is provided with the elasticity pin 111 that is connected with memory card, and switch 113,114.This elasticity pin 111 is connected with the terminal 102 that rear surface B derives by aforesaid distribution loop, can realize the direct connection of partial common terminal in several connectors, reduces outer lead.This switch 113,114 is used for inspection and has or not insertion SD card.

With reference to Fig. 5, this lock dog 3 comprises a card post 6 and the sliding part 7 of being located at card post 6 one sides in the lump, and the rear side of lock dog 3 has jump ring 5, and this jump ring 5 comprises a front end fixed part 8.

With reference to Fig. 4, in assembling, in the space 2 of guide pad 105, the front end fixed part 8 of jump ring 5 was embedded in the hole 4 at 2 rears, space in the middle of this lock dog 3 was arranged on.

As shown in Figure 2, this composite memory card connector 100 realizes that according to following mode the slotting of five kinds of different memory cards get: guide pad 105 can just in time can be embedded in the foundation trench 104 in design in the middle of during assembling, form a gap between the bottom surface of middle guide pad 105 and the lower surface of foundation trench 104, can insert very thin very wide SM memory card in this targeting port 101, other four kinds of memory cards (MMC, SD, MS, xD are the product brand names) are realized inserting by the concavity slideway 101 ' of middle guide pad 105 and are got.

Hereinafter introduce when a kind of memory card inserts this composite memory card connector 100, how to avoid inserting accidentally the infringement that other memory cards cause.As shown in Figure 4, do not have under the state of any memory card insertion, the lower surface 3 ' of lock dog 3 is parallel with the lower surface of middle guide pad 105.With reference to Fig. 6, when the SM card inserts from targeting port 101 bottoms, do not have any stopping.After SM was stuck in and inserts targeting port 101 bottoms, the lower surface 3 ' of the surface of this card and lock dog 3 contacted, and stops its start.In this state, think to insert the MS card to 101 top again, the front end of card attempts to press down the sliding surface of lock dog 3 sliding parts 7, but the lower surface 3 ' of lock dog 3 hindered between the SM card and can't move, and the result can't insert other memory cards again from the top of targeting port 101.On the contrary, as shown in Figure 7, after the MS card inserts from aforesaid concavity slideway 101 ', this card with the sliding surface 7 of lock dog 3 to pressing down, thereby occupy the insertion passage of below SM card, this moment as will insert the SM card corrects before this card and arrives on the lock dog of being depressed by the MS card 3, and the result can't realize inserting operation again.Therefore SD, MMC, these four kinds of cards of MS, XD all have each self-corresponding space, can not two kinds insert simultaneously in the concavity slideway 101 '.Thereby after any memory card inserted composite memory card connector 100, this lock dog 3 will be brought into play the effect of interlocking, the intervention of other memory cards is stoped, and had solved in the past because of mispluging the drawback that main frame, software, memory card itself cause damage.

The utility model design can be read and write five kinds of memory cards commonly used in single structure, reduce the volume of product significantly, with the taking on plate area and the space that account for of reducing effectively, make small-sized and the portable electronic consumer goods can correspondingly use multiple memory card become possibility.

The interlock function that is possessed of the utility model design effectively prevents misoperation, takes into full account the present situation of control circuit, more hommization has considered the facility in the use, makes it to become safe and practical novel connector.

Claims

1, a kind of compound memory card connector, its inside forms one in order to accommodate the resettlement section (103) of the outside multiple memory card that inserts, this resettlement section comprises many groups splicing ear (107 that is positioned at the targeting port (101) of front face and is located at its inside, 109,111), it is characterized in that: the targeting port place is provided with two slots that be arranged in parallel up and down, comprise first slot and second slot, have at least one group of splicing ear can realize the connection of three kinds of memory cards in these many group splicing ears for the insertion of SM card for MMC, SD, MS, the insertion of XD memory card.

2, compound memory card connector as claimed in claim 1 is characterized in that: these many group splicing ears are arranged at respectively on the upper wall, lower wall, rear wall of resettlement section, and wherein the splicing ear of upper wall can be realized the connection of three kinds of memory cards at least.

3, compound memory card connector as claimed in claim 1 is characterized in that: this resettlement section is made up of a middle guide pad (105) and a loam cake (106) that a foundation trench (104), is housed in the foundation trench.

4, compound memory card connector as claimed in claim 3 is characterized in that: the concavity slideway in the middle of this first slot is arranged on the guide pad, this second slot is formed by the bottom surface of middle guide pad and the gap between the foundation trench inner surface.

5, compound memory card connector as claimed in claim 1 is characterized in that: this connector further comprises the lock dog that an anti-plural number card inserts, and this lock dog is arranged on the insertion passage of two slots.

6, compound memory card connector as claimed in claim 5 is characterized in that: after inserting a memory card in this second slot, the surface of this card contacts with the lower surface of lock dog, and this moment, the passage of first slot was blocked by this lock dog.

7, compound memory card connector as claimed in claim 5 is characterized in that: after inserting a memory card in this first slot, the surface of this card contacts with the upper face of lock dog, and this moment, the passage of second slot was occupied by this lock dog.