CN204808333U - Chip protection USB flash disk structure - Google Patents

Chip protection USB flash disk structure Download PDF

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Publication number
CN204808333U
CN204808333U CN201520611344.6U CN201520611344U CN204808333U CN 204808333 U CN204808333 U CN 204808333U CN 201520611344 U CN201520611344 U CN 201520611344U CN 204808333 U CN204808333 U CN 204808333U
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CN
China
Prior art keywords
chip
circuit board
shell
flash disk
disk structure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201520611344.6U
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Chinese (zh)
Inventor
刘艳桃
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Ruixing Electronic Technology Co Ltd
Original Assignee
Guangzhou Ruixing Electronic Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangzhou Ruixing Electronic Technology Co Ltd filed Critical Guangzhou Ruixing Electronic Technology Co Ltd
Priority to CN201520611344.6U priority Critical patent/CN204808333U/en
Application granted granted Critical
Publication of CN204808333U publication Critical patent/CN204808333U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a chip protection USB flash disk structure, including shell, circuit board, USB plug, encryption chip, SPI chip, I2C chip, signalling chip, compare with prior art, this chip protection USB flash disk structure is simple, and design benefit not only realizes data storage and conveying to to its data encryption, prevent stolenly, encrypt the chip self -destruction if visit time measuring with the high -low pressure, thereby prevent effectively that data are stolen, consequently come the storage area of safety and stability for the data tape.

Description

A kind of chip protection USB flash disk structure
Technical field
The utility model relates to a kind of storage disks, particularly relates to a kind of chip protection USB flash disk structure.
Background technology
Data storage disc carries to data storing and data and brings great convenience, data storage disc can storage data at any time, and also can copy out data at any time, but data storage disc is in the market exactly be common Data Holding Equipment, only computing machine need be had just can to store and read data content, there are many state secrets at present, trade secret and upper and some privacy datas are stored in after in this data storage disc, if accidentally lose or be stolen, thus give country, business and individual privacy bring significant damage, in view of above defect, be necessary in fact to design a kind of chip protection USB flash disk structure.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of chip to protect USB flash disk structure, carrys out solution data storage disc in the market just storage data simply, and cannot accomplish the problem of encrypting.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of chip protection USB flash disk structure, comprise shell, circuit board, USB plug, encryption chip, SPI chip, I2C chip, signal transmitting chip, described shell is rectangular parallelepiped housing, and described shell is upper and lower two housings assembles, described circuit board is positioned at enclosure center, described circuit board is connected with outer casing screw, described USB plug is positioned at shell left end center, described USB plug is connected with shell close-fitting, and described USB plug is connected with circuit board line, described encryption chip is positioned at circuit board top left side, described encryption chip is connected with welding circuit board, described SPI chip is positioned on front side of the right-hand member of circuit board top, described SPI chip is connected with welding circuit board, described I2C chip is positioned on rear side of the right-hand member of circuit board top, described I2C chip is connected with welding circuit board, described signal transmitting chip is positioned at circuit board top left side, described signal transmitting chip is connected with welding circuit board.
Further, described case surface is also provided with groove, and described groove quantity is several, and described groove is evenly distributed on the outside surface of shell, and described groove is connected with shell one.
Further, described shell right-hand member center is also provided with suspension ring, suspension ring be connected with outer casing screw.
Further, described shell left end is also provided with protective cover, and described protective cover is connected with shell close-fitting.
Further, described circuit board right-hand member is also provided with pilot lamp, and described pilot lamp is connected with welding circuit board, and described pilot lamp is connected with shell close-fitting.
Further, described shell right-hand member is also provided with protective shield, and described protective shield is positioned at USB plug outer end, and described protective shield is connected with shell close-fitting.
Compared with prior art, this chip protection USB flash disk structure, when needs storage data or when copying out data, USB plug is inserted in the USB interface in computing machine, input password again, the password of input is read by encryption chip, after the password read is correct, SPI chip is connected with computing machine, data are transmitted again by the start and stop of I2C chip controls SPI chip, therefore SPI chip can be reached and computing machine stores arbitrarily and copies data, if the password of input is mistake, SPI chip is forbidden being connected with computing machine, after this data storage disc is stolen, someone detects with high-low pressure, but be U.S. letter 32 RISC kernel single-chip microcomputers because encryption chip is MAXQ1050, support the multiple encryption and decryption of high-speed hardware, there is high/low temperature, high-low pressure detects, pin input self-destroying function, thus can effectively prevent probe from attacking, and by signal transmitting chip, the data in SPI chip are sent in the high in the clouds reservoir of this data storage disc user simultaneously, and simultaneously by the data full format in SPI chip, this data storage disc structure is simple, design ingenious, not only realize data storing and transmission, and to its data encryption, prevent stolen, if encryption chip self-destruction when detecting with high-low pressure, thus effectively prevent data stolen, therefore the storage area of safety and stability is brought to data.
Accompanying drawing explanation
Fig. 1 is the cut-open view of chip protection USB flash disk structure
Fig. 2 is the vertical view of chip protection USB flash disk structure
Fig. 3 is the phantom view of shell
Shell 1 circuit board 2
USB plug 3 encryption chip 4
SPI chip 5I2C chip 6
Signal transmitting chip 7 groove 101
Suspension ring 102 protective cover 103
Protective shield 104 pilot lamp 201
Following embodiment will further illustrate in conjunction with above-mentioned accompanying drawing.
Embodiment
Hereinafter, set forth multiple specific detail, to provide the thorough understanding to the concept forming described embodiment basis.But to one skilled in the art, embodiment described obviously can be put into practice when not have in these specific detail some or all.In other cases, well-known treatment step is not specifically described.
As Fig. 1, Fig. 2, shown in Fig. 3, comprise shell 1, circuit board 2, USB plug 3, encryption chip 4, SPI chip 5, I2C chip 6, signal transmitting chip 7, groove 101, suspension ring 102, protective cover 103, protective shield 104, pilot lamp 201, described shell 1 is rectangular parallelepiped housing, and described shell 1 is upper and lower two housings assembles, described circuit board 2 is positioned at shell 1 inside center place, described circuit board 2 is connected with shell 1 screw thread, described USB plug 3 is positioned at shell 1 left end center, described USB plug 3 is connected with shell 1 close-fitting, and described USB plug 3 is connected with circuit board 2 circuit, described encryption chip 4 is positioned at circuit board 2 top left side, described encryption chip 4 is weldingly connected with circuit board 2, described SPI chip 5 is positioned on front side of the right-hand member of circuit board 2 top, described SPI chip 5 is weldingly connected with circuit board 2, described I2C chip 6 is positioned on rear side of the right-hand member of circuit board 2 top, described I2C chip 6 is weldingly connected with circuit board 2, described signal transmitting chip 7 is positioned at circuit board 2 top left side, described signal transmitting chip 7 is weldingly connected with circuit board 2, described shell 1 surface is also provided with groove 101, described groove 101 quantity is several, described groove 101 is evenly distributed on the outside surface of shell 1, described groove 101 is connected with shell 1 one, described shell 1 right-hand member center is also provided with suspension ring 102, suspension ring 102 be connected with shell 1 screw thread, described shell 1 left end is also provided with protective cover 103, described protective cover 103 is connected with shell 1 close-fitting, described circuit board 2 right-hand member is also provided with pilot lamp 201, described pilot lamp 201 is weldingly connected with circuit board 2, and described pilot lamp 201 is connected with shell 1 close-fitting, described shell 1 right-hand member is also provided with protective shield 104, and described protective shield 104 is positioned at USB plug 3 outer end, described protective shield 104 is connected with shell 1 close-fitting, this chip protection USB flash disk structure, when needs storage data or when copying out data, USB plug 3 is inserted in the USB interface in computing machine, input password again, the password of input is read by encryption chip 4, after the password read is correct, SPI chip 5 is connected with computing machine, data are transmitted again by the start and stop of I2C chip 6 control SPI chip 5, therefore can reach SPI chip 5 to store arbitrarily and copies data with computing machine, if the password of input is mistake, SPI chip 5 is forbidden being connected with computing machine, after this data storage disc is stolen, someone detects with high-low pressure, but are U.S. letter 32 RISC kernel single-chip microcomputers because encryption chip 4 is MAXQ1050, support the multiple encryption and decryption of high-speed hardware, there is high/low temperature, high-low pressure detects, pin input self-destroying function, thus can effectively prevent probe from attacking, and by signal transmitting chip 7, the data in SPI chip 5 are sent in the high in the clouds reservoir of this data storage disc user simultaneously, and simultaneously by the data full format in SPI chip 5, its housing 1 is the installation carrier of circuit board 2, that the part of circuit board 2 and circuit board 2 is played a protective role simultaneously, circuit board 2 is USB plug 3, encryption chip 4, SPI chip 5, I2C chip 6, the installation carrier of signal transmitting chip 7, make USB plug 3 simultaneously, encryption chip 4, SPI chip 5, I2C chip 6, signal transmitting chip 7 mutually circuit is connected, groove 101 is the friction force increasing shell 1, suspension ring 102 are convenient to this data storage disc hang and carry, protective cover 103 plays a protective role to USB 104, protective shield 104 is also play a protective role to USB, play guide effect when USB plug 3 is inserted in computing machine simultaneously, pilot lamp etc. 201 are that having ruddiness after computing machine connects sends, thus can determine whether to be connected with computing machine.
The utility model is not limited to above-mentioned concrete embodiment, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, all conversion made, all drop within protection domain of the present utility model.

Claims (6)

1. a chip protection USB flash disk structure, it is characterized in that comprising shell, circuit board, USB plug, encryption chip, SPI chip, I2C chip, signal transmitting chip, described shell is rectangular parallelepiped housing, and described shell is upper and lower two housings assembles, described circuit board is positioned at enclosure center, described circuit board is connected with outer casing screw, described USB plug is positioned at shell left end center, described USB plug is connected with shell close-fitting, and described USB plug is connected with circuit board line, described encryption chip is positioned at circuit board top left side, described encryption chip is connected with welding circuit board, described SPI chip is positioned on front side of the right-hand member of circuit board top, described SPI chip is connected with welding circuit board, described I2C chip is positioned on rear side of the right-hand member of circuit board top, described I2C chip is connected with welding circuit board, described signal transmitting chip is positioned at circuit board top left side, described signal transmitting chip is connected with welding circuit board.
2. a kind of chip protection USB flash disk structure as claimed in claim 1, it is characterized in that described case surface is also provided with groove, described groove quantity is several, and described groove is evenly distributed on the outside surface of shell, and described groove is connected with shell one.
3. a kind of chip protection USB flash disk structure as claimed in claim 2, is characterized in that described shell right-hand member center is also provided with suspension ring, suspension ring be connected with outer casing screw.
4. a kind of chip protection USB flash disk structure as claimed in claim 3, it is characterized in that described shell left end is also provided with protective cover, described protective cover is connected with shell close-fitting.
5. a kind of chip protection USB flash disk structure as claimed in claim 4, it is characterized in that described circuit board right-hand member is also provided with pilot lamp, described pilot lamp is connected with welding circuit board, and described pilot lamp is connected with shell close-fitting.
6. a kind of chip protection USB flash disk structure as claimed in claim 5, it is characterized in that described shell right-hand member is also provided with protective shield, and described protective shield is positioned at USB plug outer end, described protective shield is connected with shell close-fitting.
CN201520611344.6U 2015-08-14 2015-08-14 Chip protection USB flash disk structure Expired - Fee Related CN204808333U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520611344.6U CN204808333U (en) 2015-08-14 2015-08-14 Chip protection USB flash disk structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520611344.6U CN204808333U (en) 2015-08-14 2015-08-14 Chip protection USB flash disk structure

Publications (1)

Publication Number Publication Date
CN204808333U true CN204808333U (en) 2015-11-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520611344.6U Expired - Fee Related CN204808333U (en) 2015-08-14 2015-08-14 Chip protection USB flash disk structure

Country Status (1)

Country Link
CN (1) CN204808333U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105897969A (en) * 2016-06-15 2016-08-24 苏州四维空间智能科技有限公司 USB flash disk of mobile phone

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105897969A (en) * 2016-06-15 2016-08-24 苏州四维空间智能科技有限公司 USB flash disk of mobile phone

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151125

Termination date: 20190814

CF01 Termination of patent right due to non-payment of annual fee