JP3090720U - Structure of flash memory card that can connect various types of memory cards - Google Patents

Abstract

(57) [Problem] To provide a structure of a flash memory card to which various kinds of memory cards can be connected. SOLUTION: The flash memory card mainly includes a conversion connection unit 2, a base frame 3, an upper substrate 1, an upper insulating plastic piece 11, and a lower substrate 4. The conversion connection unit 2 includes a conversion connection device 21 and a conversion connection board 22. In the conversion connector 21, an insertion recess 211 into which one or more memory cards can be inserted and installed at the same time is opened,
The insertion recess 211 is designed according to different memory card sizes. The conversion connection unit 2 is installed and fixed in the base frame 3, and the insertion recess 211 corresponds to the insertion hole 33 at the front edge of the base frame 3. The upper substrate 1 and the lower substrate 4 are attached to the upper and lower end surfaces of the base frame 3 to which the conversion connection unit 2 is connected to form a closed state.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to a structure of a flash memory card, and more particularly to a structure of a flash memory card capable of inserting and using various types of memory cards of different types and sizes.

[0002]

[Prior art]

 With the increasing needs and applications of computer technology in recent years, easy data storage and retrieval has become a primary concern for computer users.

As a simple method of storing data, there is a method of recording data on a flash memory card which is one of recording media.

A flash memory card has a large recording capacity, and is therefore used in various multimedia products such as digital cameras.

[0005]

[Problems to be solved by the invention]

 However, conventionally, commercially available flash memory cards leave room for improvement and improvement in the overall structure or function.

The present invention has been made in view of these circumstances, and an object of the present invention is to provide a structure of a flash memory card to which various types of memory cards can be connected.

[0007]

[Means for Solving the Problems]

 The structure of the flash memory card to which various kinds of memory cards according to claim 1 can be connected to achieve the above object is mainly composed of a conversion connection unit, a base frame, an upper substrate, an upper insulating plastic piece and a lower substrate. The conversion connection unit includes a conversion connection device and a conversion connection board, and is installed in the base frame. The connection between the conversion connection unit and the base frame is made by a connection between both side edges of the conversion connection unit. The mating block and the base frame are engaged with each other by using engagement recesses on both inner edge sides, and subsequently, the connecting piece at the front end of the base frame inner edge and the mutual connection of the conversion connection unit are used to form the base. The frame and the conversion connection unit are connected and fixed. The base frame is formed in a frame shape, an insertion recess is provided at a front end, and the conversion connection unit and the base frame are connected. By connecting and fixing the frames integrally, the insertion recess at the inner edge of the conversion connector in the conversion connection unit faces the insertion hole at the front end of the base frame, and the conversion connection from the insertion hole at the front end of the base frame. The memory card can be inserted into the insertion recess in the container, and the upper substrate is a plate-like body, which is installed on the upper edge side of the conversion connection unit and the base frame, and is located on the bottom edge side of the upper substrate. Is provided with an upper connecting plastic piece and an upper insulating plastic piece, and the lower substrate is a plate-like body, which is installed on the bottom edge side of the conversion connection unit and the base frame, and On the rim side, a lower connecting plastic piece and a lower insulating plastic piece are installed.

[0008] According to the structure of the flash memory card capable of connecting various types of memory cards according to claim 1, a multimedia card (MULTI MEDIA CARD) is provided by installing a conversion connector in the flash memory card. (R), SMART MEDIA CARD (R), Memory Stick Card (MEMORY STICK CARD) (R) and other various memory cards can be inserted and connected at the same time for use.

Further, the structure of the flash memory card to which various kinds of memory cards can be connected according to the first aspect of the present invention is to prevent insertion and connection of the memory card by installing a part for preventing loosening and positioning inside the conversion connector. Ensure accuracy and stability.

[0010] In addition, the structure of the flash memory card to which various kinds of memory cards can be connected according to the first aspect of the present invention is to provide a structure in which an insulating layer is provided inside the upper substrate and the lower substrate, so that the metal terminal of the terminal inside the conversion connector is formed. It prevents contact with the board and short-circuits, and reduces the failure rate of flash memory cards.

[0011]

[Embodiment of the invention]

 Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 to 7 show an embodiment of the structure of a flash memory card capable of connecting various types of memory cards according to the present invention, FIG. 1 is a perspective view of a conversion connection unit and a base frame, and FIG. FIG. 3 is a second exploded perspective view of a flash memory card, FIG. 4 is an exploded perspective view of a conversion connection unit, and FIG. 5 is a smart media card (R) in a flash memory card. FIG. 6 is an explanatory diagram showing the case of inserting a multimedia card (R) into a flash memory card, and FIG. 7 is a diagram showing the case of inserting a memory stick card (R) into a flash memory card. FIG.

As shown in FIG. 1, the conversion connection unit 2 mainly includes a conversion connection device 21 and a conversion connection substrate 22.

The conversion connector 21 joins the connection terminals 23 arranged above and below the terminal to the conversion connection board 22. That is, the connection terminal 23 connects the conversion connection board 22 outside the conversion connection device 21.

Further, the conversion connection unit 2 reads the data of the memory card 5 shown in FIGS. 5 to 7 by the conversion connection unit 21 or writes the data in the memory card 5 after the connection terminal 23 is installed. Then, the light is transmitted onto the conversion connection board 22.

Further, the conversion connection unit 2 outputs a signal through the board output end 221 at the end of the conversion connection board 22.

The connection between the conversion connection unit 2 and the base frame 3 in the form of a frame mainly uses the engagement blocks 24 on both sides of the conversion connection unit 2 and the engagement recesses 31 on the inner edge side of both the base frame 3. And engage with each other. Subsequently, the base frame 3 and the conversion connection unit 2 are connected and fixed by using the mutual connection between the connection piece 32 at the inner edge front end of the base frame 3 and the conversion connection unit 2. Finally, the insertion recess 211 at the inner edge of the conversion connector 21 in the conversion connection unit 2 faces the insertion hole 33 at the front end of the base frame 3.

In this manner, the memory card 5 shown in FIGS. 5 to 7 is directly inserted and installed into the insertion recess 211 in the conversion connector 21 by the insertion hole 33 at the front edge of the base frame 3.

Next, as shown in FIG. 2, the flash memory card according to the embodiment of the present invention mainly includes the conversion connection unit 2, the base frame 3, the upper substrate 1 and the lower substrate 4. .

First, when assembling the flash memory card, the conversion connection unit 2 is installed inside the base frame 3 and integrated, and finally, the conversion connection unit 2 and the upper and lower ends of the base frame 3 are The upper substrate 1 and the lower substrate 4 are installed respectively.

An upper connecting plastic piece 11, a lower connecting plastic piece 41, and an upper insulating plastic piece 12 are located around and at the center of the contact side end face of the upper substrate 1, the lower substrate 4 and the base frame 3. The lower insulating plastic piece 42 is installed.

By the connecting plastic piece 11 and the lower connecting plastic piece 41, the upper substrate 1 and the lower substrate 4 are stably installed on both upper and lower ends of the base frame 3.

The method and procedure for coupling the upper substrate 1 and the lower substrate 4 to the base frame 3 are as follows.

First, the connecting plastic piece 11 and the lower connecting plastic piece 41 are bonded to the upper substrate 1 and the lower substrate 4 on the side of the base frame 3, and the upper substrate 1, the lower substrate 4 and the The frame 3 is laid flat. Next, the upper substrate 1, the lower substrate 4, and the base frame 3 are integrally welded.

Thus, the upper substrate 1 and the lower substrate 4 and the base frame 3 are stably bonded and connected. Further, by providing the upper insulating piece 12 and the lower insulating piece 42 at the center of both the upper substrate 1 and the lower substrate 4, the contact terminals 215 in the conversion connector 21 are connected to the metal upper substrate 1 and the lower A short circuit is prevented from coming into contact with the substrate 4 and the failure rate of the flash memory card is reduced.

Here, as shown in FIG. 3, the upper insulating piece 12 and the lower insulating piece 42 are installed and fixed at the center of the upper substrate 1 and the lower substrate 4, The lower insulating piece 42 may be directly installed on the outer edges of the upper base 212 and the lower base 214. With this, the insulating effect for preventing short circuit can be similarly achieved.

As shown in FIG. 4, the conversion connector 21 includes an upper base 212, a base 213, and a lower base 214. The base 213 has an open U-shape, and has an insertion recess 211 in which one or more memory cards 5 can be inserted and installed at the same time.

The insertion recess 211 is mainly constituted by recess positions a, b, and c designed according to the size of the various memory cards 5 shown in FIGS. The upper and lower ends of the base 213 are joined and fixed by the upper base 212 and the lower base 214. In this state, the insertion recesses 211 formed by the recess positions a, b, and c have a single direction open type in which the upper and lower portions are closed. As a result, the flash memory card according to the present embodiment can insert, install, and use memory cards 5 of various different sizes.

Further, a plurality of sets of contact terminals 215 are welded to the surfaces of the upper base 212 and the lower base 214 facing the base 213. The function of the plurality of sets of contact terminals 215 is mainly that after inserting and connecting different types of memory cards 5 to the conversion connector 21, the electrodes of the memory cards 5 come into contact with the contact terminals 215, conduct electricity, and transmit signals. Transmission.

The connection of the contact terminal 215 and the upper base 212 or the lower base 214 is mainly performed by connecting the two fixed columns 2151 at the end of the contact terminal 215 to the upper base 212 and the lower base 214. After being inserted into the upper two fixing holes 216, they are further welded and fixed integrally. Further, the contact end 2152 at the front end of the contact terminal 215 is made to enter the inside of the base 213. Thus, the contact terminals 215 are stably fixed to the outside on the upper base 212 or the lower base 214 by the installation of the fixing columns 2151 and the fixing holes 216. Also, when the contact end 2152 at the front end of the contact terminal 215 enters the inside of the base 213, no distortion or displacement occurs.

In the conversion connector 21, a plurality of sets of multimedia cards (R), smart media cards (R), SD cards (SD CARD) (R), and memory stick cards (R) are separately provided. The sensor parts 2131, 2132, and 2133 to be used are installed. The sensor parts 2131, 2132, and 2133 ensure that the various memory cards 5 are energized and operated when inserted into the concave positions a, b, and c in the conversion connector 21. A slack preventing elastic piece unit 2134 for a smart media card (R) is installed on the first recess position a in the base 213 insertion recess 211.

The upper base 212 and the lower base 214 are connected to each other by the connection terminal 23 by signal connection, and transmitted to the conversion connection board 22.

Subsequently, as shown in FIGS. 5, 6, and 7, a smart media card (R), a multimedia card (R), and a memory stick card (R) are inserted and installed in the flash memory card unit at the same time. can do. As described above, the structure of the flash memory card capable of connecting various types of memory cards according to the embodiment of the present invention is based on a method in which the insertion recesses 211 on the conversion connector 21 change in space so that they overlap each other. Thus, the space occupied by each of the concave portions a, b, and c can be reduced, and two or three different types of memory cards 5 can be inserted and installed with one conversion connector 21. This eliminates the need to separately purchase a PCMCIA interface or card reader. In addition, since the loosening prevention and localization parts such as the loosening prevention elastic piece unit 2134 are installed inside the conversion connector 21, the accuracy and stability of the insertion and connection of the memory card can be ensured. In addition, by providing an insulating layer inside the upper substrate 1 and the lower substrate 4, it is possible to prevent the terminals in the conversion connector 21 from contacting and short-circuiting with the metal upper and lower substrates, thereby reducing the failure rate of the flash memory card. Can be.

[0033]

[Effect of the invention]

 As described above, according to the present invention, by installing a conversion connector in a flash memory card, it is possible to insert and use a variety of different types of memory cards while greatly saving space. There is no need to purchase a PCMCIA-type interface or card reader separately. In addition, since parts for preventing loosening and positioning are installed inside the conversion connector, the accuracy and stability of memory card insertion and connection can be ensured. In addition, by installing an insulating layer inside the upper and lower substrates, it is possible to prevent the terminals in the conversion connector from contacting and shorting the metal upper and lower substrates, and to reduce the failure rate of the flash memory card. Can be.

[Brief description of the drawings]

FIG. 1 is a perspective view of a conversion connection unit and a base frame showing an embodiment of the present invention.

FIG. 2 is a first exploded perspective view of the flash memory card showing the embodiment of the present invention.

FIG. 3 is a second exploded perspective view of the flash memory card showing the embodiment of the present invention.

FIG. 4 is an exploded perspective view of the conversion connection unit showing the embodiment of the present invention.

FIG. 5 is an explanatory diagram showing a case where a smart media card (R) is inserted and installed in the flash memory card according to the embodiment of the present invention;

FIG. 6 is an explanatory diagram showing a case where a multimedia card (R) is inserted into the flash memory card according to the embodiment of the present invention;

FIG. 7 is an explanatory diagram showing a case where a Memory Stick card (R) is inserted into the flash memory card according to the embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Upper board 11 Upper connecting plastic piece 12 Upper insulating plastic piece 2 Conversion connection unit 21 Conversion connector 22 Conversion connection board 221 Board output end 23 Connection terminal 24 Engagement block 21 Conversion connector 211 Insertion recess 212 Upper base 213 Base 2131 Sensor part 2132 Sensor part 2133 Sensor part 2134 Looseness prevention elastic piece unit 214 Lower base 215 Contact terminal 2151 Fixing column 2152 Contact end 216 Fixing hole 3 Base frame 31 Engaging recess 32 Connecting piece 33 Inserting hole 4 Lower substrate 41 Lower connecting Plastic piece 42 lower insulating plastic piece 5 memory card a concave position b concave position c concave position

Claims (4)

[Utility model registration claims] 1. A switching connection unit, a base frame,
An upper substrate, an upper insulating plastic piece and a lower substrate, wherein the conversion connection unit includes a conversion connector and a conversion connection board, and is installed in the base frame; The coupling is performed by using the engagement blocks on both side edges of the conversion connection unit and the engagement recesses on both inner edges of the base frame, and subsequently, the connecting piece at the front end of the base frame inner edge is connected to the conversion connection. The base frame and the conversion connection unit are connected and fixed using mutual connection of units. The base frame is formed in a frame shape, and an insertion recess is provided at a front end. The conversion connection unit and the base By integrally connecting and fixing the frame, the insertion recess at the inner edge of the conversion connector in the conversion connection unit faces the insertion hole at the front end of the base frame, and the insertion recess at the front end of the base frame. A memory card can be inserted into an insertion recess in the conversion connector from the insertion hole, and the upper substrate is a plate-like body, and is installed on an upper edge surface side of the conversion connection unit and the base frame; An upper connecting plastic piece and an upper insulating plastic piece are installed on the bottom edge side of the lower substrate, and the lower substrate is a plate-like body, and is installed on the bottom edge side of the conversion connection unit and the base frame; A flash memory card structure capable of connecting various types of memory cards, wherein a lower connecting plastic piece and a lower insulating plastic piece are installed on a bottom edge side of the flash memory card. 2. A plurality of sets of contact terminals are welded to a surface of the conversion connector which faces the upper base and the lower base, and the plurality of sets of contact terminals mainly include the contact terminals. After inserting the two fixing pillars at the terminal ends into the two fixing holes on the upper base and the lower base, they are further welded and fixed together, and the contact end of the front end of the contact terminal is inserted into the base. 2. The structure of a flash memory card to which various kinds of memory cards can be connected according to claim 1. 3. The flash memory card as claimed in claim 1, wherein the conversion connection unit integrally connects the connection terminals and the conversion connection substrate arranged vertically at the end. Structure. 4. The upper insulating piece and the lower insulating piece are installed and fixed at the center of the upper substrate and the lower substrate, and the conversion connector is directly connected to the upper insulating piece and the lower insulating piece. The flash memory card structure as claimed in claim 1, wherein the flash memory card can be installed on the outer edges of the upper base and the lower base.