CN216118768U

CN216118768U - Conversion device and storage apparatus

Info

Publication number: CN216118768U
Application number: CN202121922657.5U
Authority: CN
Inventors: 李小强; 钱俊光
Original assignee: Zhongshan Longsys Electronics Co ltd
Current assignee: Zhongshan Longsys Electronics Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-03-22
Anticipated expiration: 2031-08-16

Abstract

The utility model discloses a conversion device and a storage device, wherein the conversion device comprises: the shell is internally provided with a through groove, and the through groove comprises a first notch and a second notch which are oppositely arranged; the conversion circuit board is fixedly arranged in the through groove; a CFexpress TypeB interface and a CFexpress TypeA connection interface are formed at two ends of the conversion circuit board respectively, the CFexpress TypeB interface is formed at one side, facing the first notch, of the conversion circuit board, and the CFexpress TypeA connection interface is formed at one side, facing the second notch, of the conversion circuit board; wherein the housing has the same shape and size as the CFexpress type b memory card. With the above configuration, the conversion apparatus of the present invention can realize conversion of the CFexpressTypeA memory card into the cfexpresstypeb memory card by the same housing as the cfexpresstypeb memory card in shape.

Description

Conversion device and storage apparatus

Technical Field

The utility model is applied to the technical field of memory card conversion, in particular to a conversion device and a memory device.

Background

A CFexpress memory card (Compact Flash) is a data storage device for portable electronic devices. CFexpress memory cards currently have three specifications, i.e., type a (TypeA), type B (TypeB), and type c (typec). Among them, the appearance of the type B CF memory card is consistent with that of the type XQD memory card, and is mainly designed for high-end digital cameras. The C-type CF memory card has a larger volume, and is designed mainly for desktop computers, notebook computers, and tablet computers to replace solid state disks. Type C memory cards have faster data processing capabilities than type B CF memory cards. The A-type CF memory card is smaller than the conventional SD card, and is mainly designed for common digital cameras.

At present, the existing CFexpress type a memory card and CFexpress type b memory card exist independently and are used independently. This means that the memory card can only be used specifically when in use. When the object of use does not match the device, it cannot be used.

Therefore, it is highly desirable to increase the range of applications requiring memory cards.

SUMMERY OF THE UTILITY MODEL

The utility model provides a conversion device and a storage device, which are used for solving the problem that the use range of a storage card in the prior art is small.

To solve the above technical problem, a first aspect of the present invention provides a conversion apparatus, including: the device comprises a shell, a first groove and a second groove, wherein a through groove is formed in the shell and comprises a first groove opening and a second groove opening which are oppositely arranged; the conversion circuit board is fixedly arranged in the through groove; a CFexpress TypeB interface and a CFexpress TypeA connection interface are formed at two ends of the conversion circuit board respectively, the CFexpress TypeB interface is formed at one side, facing the first notch, of the conversion circuit board, and the CFexpress TypeA connection interface is formed at one side, facing the second notch, of the conversion circuit board; wherein the housing has the same shape and size as a CFexpress TypeB memory card.

The conversion circuit board is provided with an interface conversion circuit; the CFexpress TypeB interface and the CFexpress TypeA connection interface are respectively and electrically connected with the interface conversion circuit.

Wherein the housing comprises at least one sub-housing; at least one sub-shell forms the shell through splicing, gluing or clamping.

The conversion device also comprises a clamping elastic sheet; the clamping elastic sheet is fixedly arranged on one side, close to the CFexpress TypeA connection interface, of the through groove.

To solve the above technical problem, a second aspect of the present invention provides a storage device, including: the conversion device comprises a shell, wherein a through groove is formed in the shell and comprises a first notch and a second notch which are oppositely arranged; the conversion circuit board is fixedly arranged in the through groove; a CFexpress TypeB interface and a CFexpress TypeA connection interface are formed at two ends of the conversion circuit board respectively, the CFexpress TypeB interface is formed at one side, facing the first notch, of the conversion circuit board, and the CFexpress TypeA connection interface is formed at one side, facing the second notch, of the conversion circuit board; wherein the housing is the same shape and size as a CFexpress TypeB memory card; the system comprises a TypeA memory card and a CFexpress TypeA interface, wherein the CFexpress TypeA interface is matched with the CFexpress TypeA connection interface.

A preset groove is formed between the CFexpress TypeA connecting interface and the second notch; wherein the shape and size of the preset groove are matched with those of the TypeA memory card.

The conversion device also comprises a clamping elastic sheet; the clamping elastic sheet is fixedly arranged on one side, close to the CFexpress TypeA connection interface, of the preset groove and used for being connected with the TypeA storage card.

Wherein the TypeA memory card further comprises: a memory card housing; the storage circuit board is fixedly connected with the storage card shell and comprises a storage circuit, and the storage circuit is electrically connected with the CFexpress TypeA interface; one end of the CFexpress TypeA interface is electrically connected with the storage circuit board, and the other end of the CFexpress TypeA interface is matched with the CFexpress TypeA connecting interface of the conversion device.

Wherein the memory card housing comprises at least one memory card clip housing; at least one of the memory card shells is formed by splicing, adhering or clamping.

The conversion circuit board of the conversion device is provided with an interface conversion circuit; the CFexpress TypeB interface and the CFexpress TypeA connection interface are respectively and electrically connected with the interface conversion circuit.

The utility model has the beneficial effects that: unlike the prior art, the conversion device of the present invention can realize conversion from a CFexpress type a memory card to a CFexpress type b memory card by having a housing having the same shape as the CFexpress type b memory card, thereby increasing the range of use of the CFexpress type a memory card, so that it can be used as a type a memory card alone or in combination with the conversion device as a type b memory card.

Drawings

FIG. 1 is an exploded view of an embodiment of the conversion apparatus of the present invention;

FIG. 2 is a schematic structural diagram of an embodiment of a memory device of the present invention;

FIG. 3 is an exploded view of the storage device of the embodiment of FIG. 2;

FIG. 4 is a schematic diagram of an exploded view of an embodiment of the TypeA memory card of the embodiment of FIG. 2.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1, fig. 1 is an exploded view of an embodiment of a converter according to the present invention.

The conversion apparatus 10 of the present embodiment includes a housing 11, a conversion circuit board 13, a CFexpress TypeB interface 12, and a CFexpress TypeA connection interface 14.

Wherein, a through slot 15 is formed in the housing 11, and the through slot 15 includes a first slot 151 and a second slot 152 which are oppositely arranged. And the converting circuit board 13 is fixedly disposed in the through groove 15, that is, disposed inside the housing 11. A CFexpress type b interface 12 and a CFexpress type a connection interface 14 are respectively formed at two ends of the conversion circuit board 13, the CFexpress type b interface 12 is formed at one side of the conversion circuit board 13 facing the first notch 151, and the CFexpress type a connection interface 14 is formed at one side of the conversion circuit board 13 facing the second notch 152; that is, the CFexpress type b interface 12 is electrically connected to the conversion circuit board 13, and the CFexpress type a connection interface 14 is electrically connected to the conversion circuit board 13.

Wherein the housing 11 of the conversion apparatus 10 has the same shape and size as the CFexpress type b memory card. That is, the external appearance of the housing 11 of the conversion apparatus 10 is the same as that of the CFexpress type b memory card, so that the conversion apparatus 10 can be matched with the object of use of the CFexpress type b memory card.

In a specific application scenario, the CFexpress type b interface 12 and/or the CFexpress type a connection interface 14 may be housed within the through slot 15. In another specific application scenario, the CFexpress type b interface 12 and/or the CFexpress type a connection interface 14 may be exposed outside the through slot 15. This embodiment does not limit this.

Since the CFexpress type b interface and the CFexpress type a connection interface are provided in the conversion apparatus 10, and the shape and size of the conversion apparatus 10 are the same as those of the CFexpress type b memory card, the conversion apparatus 10 of the present embodiment can connect the CFexpress type a memory card, i.e., the type a memory card, through the CFexpress type a connection interface, and enable the type a memory card to be used as the CFexpress type b memory card, i.e., the type b memory card, based on the CFexpress type b interface and the housing 11.

With the above configuration, the conversion device of the present embodiment can realize conversion from the CFexpress type a memory card to the CFexpress type b memory card by having the same shape as the CFexpress type b memory card, and further improve the range of use of the CFexpress type a memory card, so that the conversion device can be used as a type a memory card alone or in combination with the conversion device as a type b memory card.

In other embodiments, the conversion device 10 further includes a clip spring (not shown), and the clip spring is fixedly disposed on one side of the through slot 15 close to the CFexpress type a connection interface 14, so as to ensure that the CFexpress type a connection interface 14 can be stably connected to and fix the type a memory card through the clip spring.

In other embodiments, the housing 11 includes at least one sub-housing, and the at least one sub-housing forms the housing 11 by splicing, adhering, and fastening, and forms the through slot 15. In a specific application scenario, the housing 11 includes a first sub-housing 111 and a second sub-housing 112. The first sub-housing 111 and the second sub-housing 112 enclose to form a through slot 15. In other application scenarios, the shell 11 may also include multiple sub-shells. At least one of the sub-housings forms a housing 11 having the same shape and size as the CFexpress type b memory card by means of splicing, gluing, engaging, and the like.

In other embodiments, the conversion circuit board 13 is provided with an interface conversion circuit (not shown), and the CFexpress type b interface 12 and the CFexpress type a connection interface 14 are electrically connected to the interface conversion circuit, respectively. In a specific application scenario, the conversion Circuit Board 13 may be a Printed Circuit Board (PCB) having an interface conversion Circuit formed thereon, and the CFexpress type b interface 12 and the CFexpress type a connection interface 14 may be electrically connected to the conversion Circuit Board 13, so as to be electrically connected to the interface conversion Circuit, respectively, so as to implement an interface conversion function. In another specific application scenario, the conversion circuit board 13 may be a substrate, and an interface conversion circuit is soldered on the conversion circuit board, so that the CFexpress type b interface 12 and the CFexpress type a connection interface 14 are electrically connected to the interface conversion circuit, respectively, thereby implementing an interface conversion function.

The CFexpress type b interface 12 and the CFexpress type a connection interface 14 are simultaneously connected by the interface conversion circuit, so that the CFexpress type b interface 12 can be interface-converted with the CFexpress type a connection interface 14, and the type a memory card can be used through the CFexpress type b interface. In a specific application scenario, when the interface protocol employed between the CFexpress type b interface 12 and the CFexpress type a connection interface 14 is the same, the interface conversion circuit may include a conductive line.

Referring to fig. 2-4, fig. 2 is a schematic structural diagram of a memory device according to an embodiment of the utility model. Fig. 3 is a schematic diagram of an explosive structure of the storage device in the embodiment of fig. 2, and fig. 4 is a schematic diagram of an explosive structure of an embodiment of a TypeA memory card in the embodiment of fig. 2.

The storage device 20 of the present embodiment includes a conversion apparatus 21 and a type a memory card 22, and the type a memory card 22 can be inserted into the conversion apparatus 21 in the direction of the solid arrow and connected to the conversion apparatus 21 to obtain the storage device 20 that can be used as a type b memory card, at which time the type a memory card 22 is inserted into the conversion apparatus 21.

The type a memory card 22 includes a CFexpress type a interface 221, and the CFexpress type a interface 221 of the type a memory card 22 matches with the CFexpress type a connection interface 215 of the conversion apparatus 21, so that the type a memory card 22 can be connected to the conversion apparatus 21 by connecting the CFexpress type a interface 221 with the CFexpress type a connection interface 215, and the type a memory card 22 can be connected to other devices by using the CFexpress type b interface 213 of the conversion apparatus 21.

Specifically, the conversion device 21 includes a first sub-housing 211, a second sub-housing 212, a conversion circuit board 214, a CFexpress TypeB interface 213, and a CFexpress TypeA connection interface 215, the first sub-housing 211 and the second sub-housing 212 form a through slot 216, the through slot 216 includes a first slot 2161 and a second slot 2162 that are oppositely disposed, and the conversion circuit board 214 is fixedly disposed in the through slot 215; the CFexpress TypeB interface 213 is disposed on a side of the conversion circuit board 214 close to the first notch 2161, and is electrically connected to the conversion circuit board 214; the CFexpress type a connection interface 215 is disposed on a side of the conversion circuit board 214 near the second notch 2162, and is electrically connected to the conversion circuit board 214. The first sub-housing 211 and the second sub-housing 212 constitute a housing (not labeled) of the conversion device 21.

Wherein the housing of the conversion device 21 has the same shape and size as the CFexpress type b memory card. That is, the external appearance of the conversion apparatus 21 is the same as that of the CFexpress type b memory card, so that the conversion apparatus 21 can be matched with the object of use of the CFexpress type b memory card.

With the above structure, the storage device of the present embodiment, by having the conversion device with the same shape as the CFexpress type b memory card, realizes that the type a memory card can be connected to the external device based on the CFexpress type a interface of the storage device itself, and can also be connected to the external device through the CFexpress type b interface of the conversion device, thereby increasing the range of use of the type a memory card, increasing the applicability of the type a memory card, and enabling the type a memory card to be used as the type a memory card alone or in combination with the conversion device as the type b memory card.

In other embodiments, the memory card housing of the TypeA memory card 22 includes at least one memory card clip housing; at least one memory card shell forms a memory card shell by splicing, gluing or clamping.

In other embodiments, the TypeA memory card 22 may specifically include: a bottom housing 224, a storage circuit board 222, a top housing 223, and a CFexpress type a interface 221. The bottom housing 224 and the top housing 223 form a memory card housing for the TypeA memory card 22 by means of splicing, engagement, or adhesion. The memory board 222 is fixedly attached to the bottom housing 224 and the top housing 223, respectively, so as to be fixedly disposed within the housing of the TypeA memory card 22. One end of the CFexpress type a interface 221 is electrically connected to the storage circuit board 222, and the other end of the CFexpress type a interface 221 is matched with the CFexpress type a connection interface 215 of the conversion device 21.

The top housing 223 may be provided with a through hole 2231 corresponding to a position of the CFexpress type a interface 221, so as to expose the CFexpress type a interface 221, thereby facilitating connection of the CFexpress type a interface 221 with other devices or the conversion apparatus 21.

In other embodiments, a predetermined recess (not labeled) is formed between the CFexpress TypeA connection interface 221 and the second notch 2162, wherein the predetermined recess is located in the through groove 216.

Wherein the shape and size of the pre-set groove match the shape and size of the TypeA memory card 22 so as to accommodate the TypeA memory card 22 through the pre-set groove, so that the TypeA memory card 22 is located in the conversion device 21, and is applied by means of the external shape of the conversion device 21.

In other embodiments, the conversion device 21 further includes a clip spring (not shown), and the clip spring is fixedly disposed on a side of the predetermined groove close to the CFexpress type a connection interface 215, so as to ensure that the CFexpress type a connection interface 215 can stably connect and fix the type a memory card and make it located in the predetermined groove.

In other embodiments, the memory circuit board 222 is a Printed Circuit Board (PCB) on which the memory circuit 2221 is formed, and one end of the CFexpress type a interface 221 is electrically connected to the memory circuit 2221, so as to implement the memory function of the type a memory card 22 through the memory circuit 2221, and further implement the memory function of the memory device 20.

In other embodiments, the storage circuit board 222 is provided with an integrally packaged storage circuit 2221, the storage circuit 2221 is electrically connected to the storage circuit board 222 through a circuit connector (not shown), and one end of the CFexpress TypeA interface 221 is electrically connected to the storage circuit board 222, so that the CFexpress TypeA interface 221 is electrically connected to the storage circuit 2221.

The integrally packaged memory circuit 2221 refers to a memory circuit 2221 having a package structure in which all electronic components and wires in the memory circuit 2221 are encapsulated in an encapsulant, and only a circuit connector capable of establishing electrical connection with the internal electronic components or wires is exposed outside the encapsulant.

By arranging the integrally packaged memory circuit 2221 on the memory circuit board 222, electronic components and wires in the memory circuit 2221 can be protected by the encapsulant, so that the reliability and the service life of the memory circuit 2221 are improved. In addition, the mass production of the type a memory cards 22 can be realized through the packaged memory circuit 2221 in the production process, so that the production steps of the type a memory cards 22 are reduced, and the production efficiency of the type a memory cards 22 is improved.

In other embodiments, the circuit connectors include at least one of metal pads or metal pins to enable electrical connection between the memory circuit 2221 and the memory circuit board 222, wherein the metal pads can improve the robustness between the memory circuit 2221 and the memory circuit board 222 while ensuring electrical connection.

In other embodiments, the memory circuit 2221 includes at least: the storage circuit comprises electronic components such as a lead, a storage circuit element, a control circuit element, a capacitor, an inductor, an integrated circuit chip and the like so as to realize the storage function of the storage circuit.

In other embodiments, an interface conversion circuit is disposed on the conversion circuit board 214 of the conversion device 21, and the CFexpress type b interface 213 and the CFexpress type a connection interface 215 are electrically connected to the interface conversion circuit respectively to implement interface conversion.

With the above-described configuration, the storage device of the present embodiment implements, by the conversion apparatus having the CFexpress type a connection interface matching the CFexpress type a interface of the type a memory card, the dual function that the type a memory card can connect to the external device based on the CFexpress type a interface of the type a memory card itself as well as can connect to the external device through the CFexpress type b interface of the conversion apparatus. And the shell of the conversion device is the same as the CFexpress TypeB memory card, so that the TypeA memory card can be used as a TypeA memory card alone or combined with the conversion device to be used as a TypeB memory card, thereby improving the application range of the TypeA memory card and the applicability of the TypeA memory card.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A conversion apparatus, characterized in that the conversion apparatus comprises:

the device comprises a shell, a first groove and a second groove, wherein a through groove is formed in the shell and comprises a first groove opening and a second groove opening which are oppositely arranged;

the conversion circuit board is fixedly arranged in the through groove; a CFexpress TypeB interface and a CFexpress TypeA connection interface are formed at two ends of the conversion circuit board respectively, the CFexpress TypeB interface is formed at one side, facing the first notch, of the conversion circuit board, and the CFexpress TypeA connection interface is formed at one side, facing the second notch, of the conversion circuit board;

wherein the housing has the same shape and size as a CFexpress TypeB memory card.

2. The conversion device according to claim 1, wherein an interface conversion circuit is arranged on the conversion circuit board;

the CFexpress TypeB interface and the CFexpress TypeA connection interface are respectively and electrically connected with the interface conversion circuit.

3. The conversion apparatus of claim 1, wherein the housing comprises at least one sub-housing;

at least one sub-shell forms the shell through splicing, gluing or clamping.

4. The transition device defined in claim 1, further comprising a snap spring;

the clamping elastic sheet is fixedly arranged on one side, close to the CFexpress TypeA connection interface, of the through groove.

5. A storage device, the storage device comprising:

the conversion device comprises a shell, wherein a through groove is formed in the shell and comprises a first notch and a second notch which are oppositely arranged; the conversion circuit board is fixedly arranged in the through groove; a CFexpress TypeB interface and a CFexpress TypeA connection interface are formed at two ends of the conversion circuit board respectively, the CFexpress TypeB interface is formed at one side, facing the first notch, of the conversion circuit board, and the CFexpress TypeA connection interface is formed at one side, facing the second notch, of the conversion circuit board; wherein the housing is the same shape and size as a CFexpress TypeB memory card;

the system comprises a TypeA memory card and a CFexpress TypeA interface, wherein the CFexpress TypeA interface is matched with the CFexpress TypeA connection interface.

6. The storage device of claim 5, wherein a pre-groove is formed between the CFexpressTypeA connection interface and the second slot;

wherein the shape and size of the preset groove are matched with those of the TypeA memory card.

7. The memory device of claim 6, wherein the switching mechanism further comprises a snap spring;

the clamping elastic sheet is fixedly arranged on one side, close to the CFexpress TypeA connection interface, of the preset groove and used for being connected with the TypeA storage card.

8. The storage device of claim 5, wherein the TypeA memory card further comprises:

a memory card housing;

the storage circuit board is fixedly connected with the storage card shell and comprises a storage circuit, and the storage circuit is electrically connected with the CFexpress TypeA interface;

one end of the CFexpress TypeA interface is electrically connected with the storage circuit board, and the other end of the CFexpress TypeA interface is matched with the CFexpress TypeA connecting interface of the conversion device.

9. The memory device of claim 8, wherein the memory card housing comprises at least one memory card clip housing;

at least one of the memory card shells is formed by splicing, adhering or clamping.

10. The storage device according to claim 5, wherein an interface conversion circuit is arranged on a conversion circuit board of the conversion device;