CN210776763U - USB flash disk and charging device - Google Patents
USB flash disk and charging device Download PDFInfo
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- CN210776763U CN210776763U CN201921663876.9U CN201921663876U CN210776763U CN 210776763 U CN210776763 U CN 210776763U CN 201921663876 U CN201921663876 U CN 201921663876U CN 210776763 U CN210776763 U CN 210776763U
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Abstract
The USB flash disk is used for being matched with a data line to realize backup of electronic equipment data, and comprises a main body, a line body and at least one male head, wherein the main body is connected with the male head through the line body, at least one female seat is arranged on the main body, and the USB flash disk is connected with electronic equipment through the data line connected to the female seat and can backup the electronic equipment data. The utility model also provides a charging device, include as above USB flash disk and data line, female seat is connected with the data line. Through set up female seat on the USB flash disk for this USB flash disk can directly be connected with electronic equipment such as cell-phone through the data line, has avoided directly setting up the relevant authentication with the plug that electronic equipment such as cell-phone is connected on the USB flash disk, has reduced the cost of making and using.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to electronic equipment accessory technical field, in particular to USB flash disk and charging device.
[ background of the invention ]
The existing USB flash disk capable of directly transmitting data with a mobile phone needs an integrated identification chip in the USB flash disk, so that the manufacturing and using costs of the USB flash disk are increased, for part of electronic products such as an apple mobile phone, if the USB flash disk is directly connected with the mobile phone, firstly, a Lightning connector needs to be installed, the manufacturing is relatively complex, the cost is also increased, and for the apple mobile phone, if the USB flash disk is directly used for transmitting data with the apple mobile phone, MFi authentication of an apple is required, the production cost and the using cost are further increased, so that how to realize the connection of the USB flash disk and electronic equipment such as the mobile phone and the like through a simple mode becomes a problem which needs to be solved urgently.
[ Utility model ] content
For overcoming the problem that exists among the prior art, the utility model provides a USB flash disk and charging device.
The utility model provides a solution to the technical problem provides a USB flash disk, the USB flash disk is used for realizing the backup of electronic equipment data with the cooperation of data line, the USB flash disk includes main part, the line body and an at least public head, the main part passes through the line body and is connected with public head, be provided with an at least female seat in the main part, the USB flash disk is connected with electronic equipment through the data line of connecting on female seat and can backup the electronic equipment data.
Preferably, a micro control unit, a switching unit, a storage control unit and a storage card are arranged in the main body, the switching unit is connected with the micro control unit, the storage control unit, the female seat and the male head, the micro control unit is connected with the female seat and the male head, the storage card is connected with the storage control unit and the male head, the micro control unit is used for detecting whether the female seat is connected with the electronic equipment or not and controlling the switching unit according to a detection result, and the switching unit is used for determining that the storage card carries out data backup through the female seat or the male head according to the control of the micro control unit.
Preferably, the switching unit includes a switching chip, and the model of the switching chip is SGM7227, SGM7222, BL1530 or BL 1532.
Preferably, the male connector is used for connecting a power supply device, the female socket is used for connecting an electronic device through a data line, and the male connector is connected with the USB female socket to form a part of a charging path between the power supply device and the electronic device.
Preferably, the female seat is any one or combination of a plurality of USB female seats, Micro USB female seats, TYPE-C female seats and Lightning female seats.
Preferably, public head is public head of USB, public head of Micro USB, TYPE-C, public head of Lightning any one kind or the combination of several kinds, public head is used for being connected with power supply unit.
Preferably, still be provided with an at least audio interface in the main part, audio interface set up in keeping away from the main part with the one end that public head is connected, audio interface can be any one or several kinds in 3.5mm interface, Micro USB interface, Lightning, TYPE-C interface.
Preferably, one side of the main body is further provided with at least one expansion card slot, and the expansion card slot can be an SD card slot and/or a TF card slot.
Preferably, the female socket is connected with the data line, such as the usb disk and the data line.
Preferably, the data line includes a first plug, a wire and a second plug, the wire is connected between the first plug and the second plug, the first plug is used for inserting an electronic device, the second plug is used for inserting the female socket, and the first plug is a Lightning plug.
Compared with the prior art, the utility model discloses a USB flash disk has following advantage:
1. through set up female seat on the USB flash disk for this USB flash disk can directly be connected with electronic equipment such as cell-phone through the data line, has avoided directly setting up the relevant authentication with the plug that electronic equipment such as cell-phone is connected on the USB flash disk, has reduced the cost of making and using.
2. The micro control unit and the switching unit are arranged in the USB flash disk and used for detecting whether electronic equipment such as a mobile phone is inserted into the female seat or not, so that the priority processing right of the USB flash disk is transferred to the port of the female seat in the first time.
3. A plurality of different types of male heads are arranged at one end of the USB flash disk, so that the USB flash disk is directly connected with electronic equipment through the male heads.
4. Through set up audio interface at the USB flash disk to when electronic equipment is connected with the USB flash disk, accessible audio interface switching audio signal, thus do not influence the normal use of cell-phone.
5. Through set up a plurality of expansion card slots on the USB flash disk, be convenient for manage electronic equipment's backup information on the one hand, on the other hand still can regard the USB flash disk as the card reader to use for the application range of this USB flash disk is wider.
6. The data line is connected with the USB flash disk to form a charging device, so that the electronic equipment is automatically subjected to data backup through the USB flash disk while the electronic equipment is charged.
[ description of the drawings ]
Fig. 1 is a schematic perspective view of a usb disk according to a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a usb disk main body according to a first embodiment of the present invention.
Fig. 3 is an exploded schematic view of a usb flash disk according to a first embodiment of the present invention.
Fig. 4 is a schematic diagram of a module structure of a usb flash disk PCB according to a first embodiment of the present invention.
Fig. 5 is a schematic perspective view of a usb disk according to a second embodiment of the present invention.
Fig. 6 is a schematic perspective view of a usb disk main body according to a second embodiment of the present invention.
Fig. 7 is an exploded schematic view of a charging device according to a third embodiment of the present invention.
The attached drawings indicate the following:
1. a U disk; 11. a main body; 12. a male head; 13. a wire body; 111. A female seat; 112. an expansion card slot; 113. a housing; 114. a PCB board; 115. an opening; 1131. a first housing; 1132. a second housing; 1133. a third housing; 1141. a micro control unit; 1142. a switching unit; 1143. a storage control unit; 1144. a memory card; 1145. switching the chips;
2. a U disk; 21. a main body; 22. a male head; 23. a wire body; 211. An audio interface; 212. an expansion card slot;
3. a charging device; 31. a U disk; 32. a data line; 311. a female seat; 312. a male head; 321. a first plug; 322. a second plug; 323. and (3) wire rods.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, a usb disk 1 according to a first embodiment of the present invention is used for being connected with a data line to realize data backup of an electronic device, and includes a main body 11, a line 13, and at least one male plug 12, where the male plug 12 is fixedly connected to the main body 11 through the line 13. The male plug 12 is used for connecting with a power supply device so that the USB flash disk 1 can work normally.
It can be understood that the male head 12 can be one or a combination of several of a USB male head, a Micro USB male head, a TYPE-C male head, and a Lightning male head, in this embodiment, the male head 12 is provided with one, which is a USB male head, and the plugging direction of the male head 12 is perpendicular to the axial direction of the wire body 13.
It is understood that electronic devices include, but are not limited to, cell phones, tablet computers, and the like; data transfers include, but are not limited to, file data transfers, audio transfers, and the like; the power supply device includes, but is not limited to, a computer, a power adapter, a mobile power supply, and the like.
Referring to fig. 2, at least one female socket 111 is disposed at an end of the main body 11 away from the male connector 12, and the electronic device can be connected to the female socket 111 through a data line, so as to read data in the usb disk 1 and perform data transmission with the usb disk 1. The side of the usb flash disk 1 is further provided with at least one expansion card slot 112, and it is understood that the expansion card slot 112 may be an SD card slot, a TF card slot, or a combination thereof.
In the present embodiment, the number of the female sockets 111 is one, and it is understood that the number thereof may be plural. The number of expansion card slots 112 is one, and it is understood that the number thereof may be plural. The expansion card slot 112 is of the type of a TF card slot and/or a SD card slot.
In this embodiment, the female socket 111 is a USB female socket, and as a modification, the female socket 111 may be replaced with any one of a TYPE-C female socket, a Lightning female socket, and a Micro USB female socket.
Referring to fig. 3, the main body 11 includes a first casing 1131, a second casing 1132, a third casing 1133 and the PCB 114, the first casing 1131 and the third casing 1133 are connected by the second casing 1132 to form a casing 113, and the PCB 114 is disposed in the casing 113.
It is understood that the first housing 1131, the second housing 1132 and the third housing 1133 can be connected by a snap-fit connection, an interference fit connection, or the like. The first casing 1131, the second casing 1132 and the third casing 1133 which are separately manufactured are connected, so that the PCB board can be conveniently clamped in the casing 113.
Referring to fig. 3 in combination with fig. 2, the female socket 111 and the expansion card slot 112 are disposed on the PCB 114, and an opening 115 adapted to the female socket 111 and the expansion card slot 112 is disposed at a corresponding position of the housing 113, so as to facilitate connection between the female socket 111 and the expansion card slot 112 and the electronic device.
Referring to fig. 4, the PCB 114 is further provided with a micro control unit 1141, a switching unit 1142, a storage control unit 1143 and a memory card 1144, the micro control unit 1141 is electrically connected to the female socket 111, the switching unit 1142 and the male head 12, the switching unit 1142 is electrically connected to the female socket 111, the male head 12 and the storage control unit 1143, and the storage control unit 1143 is connected to the memory card 1144 and the male head 12.
The mcu 1141 is configured to detect whether the female socket 111 is connected to an electronic device and control the switching unit 1142 according to the detection result, and the switching unit 1142 is configured to determine whether the memory card 1144 performs data backup through the female socket 111 or the male plug 12 according to the control of the mcu 1141.
It is understood that a switching chip 1145 is further disposed in the switching unit 1142, and the model of the switching chip 1145 may be SGM7227, SGM7222, BL1530 or BL 1532.
During the use, when USB flash disk 1 is connected with power supply unit through public head 12, little the control unit 1141 and storage control unit 1143 supply power through public head 12, and then begin work, little the control unit 1141 can be continuous detects female seat 111 whether have the cell-phone to insert, when not detecting that there is the cell-phone to insert, carries out data reading and writing through public head 12 between power supply unit and the USB flash disk 1. When the mobile phone is inserted into the micro control unit 1141, the micro control unit performs handshake recognition with the mobile phone, after the handshake recognition is completed, the micro control unit instructs the master mode and the slave mode of the mobile phone to switch, then performs protocol authentication, after the protocol authentication is completed, the mobile phone can read the USB flash disk, and the USB flash disk backs up the data of the mobile phone. It can be understood that, after the protocol authentication is completed, the mcu 1141 controls the switching unit 1142 to switch the data signal from the male connector 12 to the female connector 111, so as to preferentially process the data transmission of the female connector 111, i.e. perform data backup between the electronic device and the usb disk 1 through the female connector 111.
It is understood that protocols include, but are not limited to, the OTG protocol, etc.; the master-slave mode is simply understood as that when the mobile phone is connected to the computer, the computer can read and operate to manage files and the like in the mobile phone, and the mobile phone is in the slave mode, and when the mobile phone is connected to the usb disk, the mobile phone can read and operate to manage files in the usb disk, and the mobile phone is in the master mode.
The storage control unit 1143 is mainly responsible for detecting power supply of the usb disk 1 and controlling data read/write task allocation, and the memory card 1144 is used for storing data.
As a variation, referring to fig. 4, the male plug 12 is further electrically connected to the female base 111, the male plug 12 is connected to the power supply device, and when the electronic device is connected to the female base 111 through a data line, the electronic device can be charged, and the usb disk 1 automatically backs up data in the electronic device while charging.
Referring to fig. 5, a usb disk 2 according to a second embodiment of the present invention includes at least a male portion 22, a main body 21 and a wire 23, wherein the male portion 22 is fixedly connected to the main body 21 through the wire 23.
It is understood that the male connector 22 can be any one or combination of a USB male connector, a TYPE-C male connector, a Lightning male connector, and a Micro USB male connector. In the present embodiment, the number of the male heads 22 is one, and the type thereof is Lightning male head.
Referring to fig. 6, at least one audio interface 211 is disposed at an end of the main body 21 away from the male connector 22, and when an electronic device such as a mobile phone is connected to the usb disk 2 through the male connector 22, the electronic device such as an earphone and a speaker can be connected through the audio interface 211 to transmit audio data in the electronic device such as the mobile phone.
It is understood that the audio interface 211 may be a 3.5mm audio interface, a Lightning interface, a Micro USB interface, a USB interface, etc. In the present embodiment, the number of the audio interfaces 211 is one, and the type thereof is a 3.5mm audio interface.
At least one expansion card slot 212 is further disposed on one side of the main body 21, and it is understood that the expansion card slot 212 may be an SD card slot, a TF card slot, or a combination of both. In the present embodiment, the number of expansion card slots 212 is two, and the types thereof are a TF card slot and an SD card slot.
Referring to fig. 7, a charging device 3 according to a third embodiment of the present invention includes a data line 32 and a usb disk 31, the data line 32 is connected to the usb disk 31, wherein the usb disk 31 includes a female socket 311 and a male plug 312, the male plug 312 is electrically connected to the female socket 311, other functions and structures of the usb disk 31 are described in detail in the above embodiments, and are not described herein again, the data line 32 includes a first plug 321, a second plug 322 and a wire 323, the first plug 321 is connected to the second plug 322 through the wire 323, the first plug 321 is used for being connected to an electronic device, and the second plug 322 is used for being connected to the female socket 311 on the usb disk 21. In one embodiment, the first plug 321 is a Lightning plug, and the second plug 322 is a male plug adapted to the female socket.
When the USB flash disk is used, the male plug 312 of the USB flash disk 31 is connected with a power supply device, the first plug 321 of the data line 32 is connected with an electronic device, the electronic device is charged, and meanwhile, the USB flash disk 31 can automatically perform data backup on the electronic device.
Other structures in this embodiment are the same as those in the first embodiment, and are not described herein again.
Compared with the prior art, the utility model discloses a USB flash disk has following advantage:
1. through set up female seat on the USB flash disk for this USB flash disk can directly be connected with electronic equipment such as cell-phone through the data line, has avoided directly setting up the relevant authentication with the plug that electronic equipment such as cell-phone is connected on the USB flash disk, has reduced the cost of making and using.
2. The micro control unit and the switching unit are arranged in the USB flash disk and used for detecting whether electronic equipment such as a mobile phone is inserted into the female seat or not, so that the priority processing right of the USB flash disk is transferred to the port of the female seat in the first time.
3. A plurality of different types of male heads are arranged at one end of the USB flash disk, so that the USB flash disk is directly connected with electronic equipment through the male heads.
4. Through set up audio interface at the USB flash disk to when electronic equipment is connected with the USB flash disk, accessible audio interface switching audio signal, thus do not influence the normal use of cell-phone.
5. Through set up a plurality of expansion card slots on the USB flash disk, be convenient for manage electronic equipment's backup information on the one hand, on the other hand still can regard the USB flash disk as the card reader to use for the application range of this USB flash disk is wider.
6. The data line is connected with the USB flash disk to form a charging device, so that the electronic equipment is automatically subjected to data backup through the USB flash disk while the electronic equipment is charged.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, and improvements made within the principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. A USB flash disk, its characterized in that: the USB flash disk is used for being matched with a data line to realize backup of electronic equipment data, and comprises a main body, a line body and at least one male head, wherein the main body is connected with the male head through the line body, at least one female seat is arranged on the main body, and the USB flash disk is connected with electronic equipment through the data line connected to the female seat and can backup the electronic equipment data.
2. The U-disk of claim 1, wherein: the main body is internally provided with a micro control unit, a switching unit, a storage control unit and a storage card, the switching unit is connected with the micro control unit, the storage control unit, a female seat and a male head, the micro control unit is connected with the female seat and the male head, the storage card is connected with the storage control unit and the male head, the micro control unit is used for detecting whether the female seat is connected with electronic equipment or not and controlling the switching unit according to a detection result, and the switching unit is used for controlling the micro control unit to determine whether the storage card carries out data backup through the female seat or the male head.
3. The U-disk of claim 2, wherein: the switching unit comprises switching chips, and the types of the switching chips are SGM7227, SGM7222, BL1530 or BL 1532.
4. The U-disk of claim 1, wherein: the male head is used for connecting power supply equipment, the female seat is used for being connected with electronic equipment through a data line, and the male head is connected with the female seat of USB so as to form a part of a charging path between the power supply equipment and the electronic equipment.
5. The U-disk of claim 1, wherein: the female seat is any one or combination of several kinds of female seat in USB female seat, the female seat of Micro USB, TYPE-C, the female seat of Lightning.
6. The U-disk of claim 1, wherein: public head is public head of USB, public head of Micro USB, TYPE-C, public head of Lightning or the combination of several kinds in public head, public head is used for being connected with power supply unit.
7. The U disk of any of claims 1-6, wherein: still be provided with an at least audio interface in the main part, audio interface set up in keeping away from the main part with the one end that public head is connected, audio interface can be any one kind or several kinds in 3.5mm interface, Micro USB interface, Lightning, TYPE-C interface.
8. The U disk of any of claims 1-6, wherein: at least one expansion card slot is further arranged on one side of the main body, and the expansion card slot can be an SD card slot and/or a TF card slot.
9. A charging device for charging an electronic device, comprising: the charging device comprises the USB flash disk and the data line according to claims 1-6, wherein the female socket is connected with the data line.
10. A charging arrangement as claimed in claim 9, in which: the data line includes first plug, wire rod and second plug, the wire rod connect in first plug with between the second plug, first plug is used for inserting electronic equipment, and the second plug is used for inserting female seat, and first plug is the Lightning plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921663876.9U CN210776763U (en) | 2019-09-30 | 2019-09-30 | USB flash disk and charging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921663876.9U CN210776763U (en) | 2019-09-30 | 2019-09-30 | USB flash disk and charging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210776763U true CN210776763U (en) | 2020-06-16 |
Family
ID=71047059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921663876.9U Active CN210776763U (en) | 2019-09-30 | 2019-09-30 | USB flash disk and charging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210776763U (en) |
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2019
- 2019-09-30 CN CN201921663876.9U patent/CN210776763U/en active Active
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