CN217880352U

CN217880352U - USB flash disk with encryption function

Info

Publication number: CN217880352U
Application number: CN202222057260.5U
Authority: CN
Inventors: 王龙; 曹治; 孙为
Original assignee: Anhui Aurora Intelligent Technology Co ltd
Current assignee: Anhui Aurora Intelligent Technology Co ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2022-11-22
Anticipated expiration: 2032-08-05

Abstract

The utility model discloses a take USB flash disk of encryption function, concretely relates to USB flash disk technical field, the utility model discloses an exert ascending tensile force to the driving lever, the driving lever is driving the movable block, by the movable block extrusion the spring, and make the movable block take place the activity with the inner wall of shrinkage pool, the bottom and the movable block of driving lever rotate simultaneously, make the plugging block accomodate in the shrinkage pool, later rotatory protective sheath of stirring the U-shaped structure, make the protective sheath rotate to the outside that the USB connects, the position of the locating slot is reachd to the plugging block, later remove the external force of effect on the driving lever, the spring resumes deformation, the plugging block reachs in the locating slot, the installation of protective sheath and USB flash disk body has been realized, play the protecting effect through the protective sheath to the USB joint, avoid causing the phenomenon that the USB joint appears damaging because the USB flash disk body drops.

Description

USB flash disk with encryption function

Technical Field

The utility model relates to a USB flash disk technical field specifically is a USB flash disk of encryption function in area.

Background

The USB flash disk integrates a magnetic disk storage technology, a flash memory technology and a universal serial bus technology, and a USB port is connected with a computer and is a data input/output channel; the main control chip makes the computer recognize the USB flash disk as a movable disk, which is the brain of the USB flash disk; the Flash chip of the U disk stores data, and unlike the memory of a computer, the data cannot be lost even after power failure; the PCB backplane connects the components together and provides a platform for data processing.

Through retrieval, the utility model with the publication number of CN216793302U discloses a USB flash disk with encryption, a fixed block slides in a sliding groove on a casing, and further, the U flash disk is provided with a guiding function for insertion and extraction, the phenomenon of shaking between a plug connector on the USB flash disk body and a computer plug socket is avoided, the service life of the USB flash disk is effectively prolonged, and the USB flash disk is matched with a sucking disc, and is integrally fixed on a desktop in an adsorption mode, so that the stability of the USB flash disk body is ensured, and the phenomenon of accidental loss is avoided; but lack the effective protection to the USB joint among the above-mentioned technical scheme, be equipped with among the prior art scheme and rotate the cover and protect the USB joint, but rotate the cover and rotate easily, cause the protecting effect of USB joint not good.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take USB flash disk of encryption function to solve the problem mentioned in the above-mentioned background art.

The utility model discloses can realize through following technical scheme: the utility model provides a take USB flash disk of cryptographic function, includes the USB flash disk body, the one end of USB flash disk body is provided with the USB and connects, and the top surface of the USB flash disk body connects adjacent position with the USB and is equipped with the constant head tank, the surface of USB flash disk body rotates and is connected with the protective sheath that is used for connecting the protection to the USB, the protective sheath sets up to the U-shaped structure, the top surface of protective sheath is equipped with the hole groove, and the inner chamber top surface of protective sheath be equipped with the communicating shrinkage pool of protective sheath, the internally mounted of shrinkage pool has the positioning mechanism with the mutual block of constant head tank, positioning mechanism include with the shutoff piece of constant head tank looks adaptation.

The utility model discloses a further technological improvement lies in: the vertical driving lever of installing the inside that passes the hole groove of inner chamber of shrinkage pool, rotate on the inner wall of shrinkage pool and install the movable block, the shutoff piece sets up on the bottom surface of movable block.

The utility model discloses a further technological improvement lies in: the movable block is hinged to the bottom end of the shifting rod, a spring is sleeved on the outer surface of the shifting rod, and the spring is fixed to the top surface of the inner cavity of the concave hole and the top surface of the movable block.

The utility model discloses a further technological improvement lies in: and a lifting hole is formed in the surface of the other end of the U disk body in a penetrating manner.

The utility model discloses a further technological improvement lies in: the USB connector is characterized in that a connecting frame fixedly connected with one end of the USB flash disk body is arranged outside the USB connector, a butt joint hole is formed in the side wall of the connecting frame, a protective plate is installed on one side of the inside of the protective sleeve, and a butt joint column clamped with the butt joint hole is installed on the surface of the protective plate.

Compared with the prior art, the utility model discloses possess following beneficial effect:

the utility model discloses an exert ascending tensile force effect to the driving lever, the driving lever is driving the movable block, extrude the spring by the movable block, and make the inner wall of movable block and shrinkage pool take place the activity, the bottom and the movable block of driving lever rotate simultaneously, make the plugging block accomodate in the shrinkage pool, the protective sheath of U-shaped structure is being stirred in later rotation, make the protective sheath rotate to the outside that the USB connects, the position that the plugging block reachd the positioning groove, later remove the external force of effect on the driving lever, the spring resumes deformation, the plugging block reachs in the constant head tank, the installation of protective sheath and USB flash disk body has been realized, connect to play the protecting effect through the protective sheath, avoid because the USB flash disk body drops and cause the phenomenon that the USB connects the damage to appear, acquire after this use authority of USB flash disk body through cell-phone APP, this USB flash disk body allows the computer to enumerate this USB flash disk body, this internal data and file of USB flash disk can be seen to the computer, the encryption of USB flash disk body has been realized.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic external structural view of the present invention;

FIG. 2 is a schematic view of the structure connection of the driving lever of the present invention;

fig. 3 is a circuit block diagram of the present invention.

In the figure: 1. a U disk body; 2. hoisting holes; 3. a protective sleeve; 4. a guard plate; 5. butting columns; 6. a USB connector; 7. a connecting frame; 8. a butt joint hole; 10. a deflector rod; 11. a hole groove; 12. concave holes; 13. a movable block; 14. a plugging block; 15. a spring; 16. and (6) positioning a groove.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description is given to the embodiments, structures, features and effects according to the present invention with reference to the accompanying drawings and preferred embodiments.

Please refer to fig. 1-3, the utility model provides a USB disk with encryption function, one end including USB disk body 1,U disk body 1 is provided with USB joint 6, and the top surface of USB disk body 1 is equipped with constant head tank 16 with the position that USB joint 6 is adjacent, the surface of USB disk body 1 rotates and is connected with the protective sheath 3 that is used for connecting 6 protections to the USB, protective sheath 3 sets up to the U-shaped structure, the top surface of protective sheath 3 is equipped with hole groove 11, and the inner chamber top surface of protective sheath 3 is equipped with the shrinkage pool 12 that communicates with protective sheath 3, the internally mounted of shrinkage pool 12 has the positioning mechanism with the mutual block of constant head tank 16, positioning mechanism includes the shutoff piece 14 with constant head tank 16 looks adaptation, thereby realized being connected of protective sheath 3 and USB disk body 1, through protective sheath 3 and then play the protective effect to USB joint 6 on USB disk body 1.

The vertical driving lever 10 of installing the inside that passes hole groove 11 of the inner chamber of shrinkage pool 12, rotate on the inner wall of shrinkage pool 12 and install movable block 13, blocking piece 14 sets up on the bottom surface of movable block 13, and movable block 13 is articulated with the bottom of driving lever 10, and the surface cover of driving lever 10 is equipped with spring 15, and spring 15 is fixed with the inner chamber top surface of shrinkage pool 12 and the top surface of movable block 13.

When using protective sheath 3 to connect 6 protections to the USB, through exerting ascending pulling force effect to driving lever 10, driving lever 10 is driving movable block 13, spring 15 is being extruded by movable block 13, and make movable block 13 and shrinkage pool 12's inner wall take place the activity, simultaneously driving lever 10's bottom and movable block 13 rotate, make blocking block 14 accomodate in shrinkage pool 12, later rotatory protective sheath 3 of stirring the U-shaped structure, make protective sheath 3 rotate to the outside that the USB connects 6, blocking block 14 reachs the position of constant head tank 16, later remove the external force of effect on driving lever 10, spring 15 resumes deformation, blocking block 14 reachs in the constant head tank 16, protective sheath 3 and the installation of the USB body 1 have been realized, play the safeguard effect to USB joint 6 through protective sheath 3, avoid causing USB joint 6 phenomenon that the damage appears because USB joint 1 drops.

The other end surface of the U disk body 1 is provided with a hanging hole 2 in a penetrating mode, and the U disk body 1 is hung and worn through the hanging hole 2.

USB connects 6 the outside be provided with the fixed linking to each other's of 1 one end of the USB flash disk body connecting frame 7, is equipped with butt joint hole 8 on the lateral wall of connecting frame 7, and backplate 4 is installed to inside one side of protective sheath 3, backplate 4 install on the surface with the butt joint post 5 of the mutual joint in butt joint hole 8.

When the installation protective sheath 3, backplate 4 and the outer wall laminating of carriage 7, wherein butt joint post 5 and the mutual block of butt joint hole 8 have realized the refastening to protective sheath 3, avoid protective sheath 3 not hard up to appear.

Install the master control in the USB flash disk body 1, bluetooth chip and memory chip, 1 surface embedding in the USB flash disk body is provided with the pilot lamp, judge the operating condition of USB flash disk body 1 according to the pilot lamp, the bluetooth chip is used for receiving the secret key that the cell-phone end sent and come, the master control is responsible for deciphering the secret key, and the check-up, send the memory chip after encrypting through SM4 algorithm, the secret key conveys the cell-phone APP through the private network, cell-phone APP sends the secret key to the USB flash disk body 1 in through the bluetooth, USB flash disk body 1 checks up the cell-phone permission, the cell-phone permission satisfies current USB flash disk body 1's permission, then USB flash disk body 1 does the check-up to the electronic signature who sends the secret key that comes, the signature is verified and is passed through, then decipher the secret key and use the SM4 secret key of USB flash disk body 1 itself, encrypt the storage to the secret key, after USB flash disk body 1 inserts the computer, before USB flash disk body 1 checks up the use permission, the USB flash disk body 1 that the USB flash disk body used, the USB flash disk body 1 can only realize the USB flash disk body and the encrypted file.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the above embodiments without departing from the scope of the present invention, but all the modifications, changes and modifications of the above embodiments that do not depart from the technical scope of the present invention are within the scope of the present invention.

Claims

1. The utility model provides a take USB flash disk of encryption function, connects (6), its characterized in that including setting up USB who connects in USB flash disk body (1) one end: the top surface of the U disk body (1) is equipped with constant head tank (16) with the position that USB connects (6) is adjacent, and the surface of the U disk body (1) rotates and is connected with protective sheath (3) that are used for connecting (6) the protection to USB, protective sheath (3) set up to the U-shaped structure, the top surface of protective sheath (3) is equipped with hole groove (11), and the inner chamber top surface of protective sheath (3) be equipped with communicating shrinkage pool (12) of protective sheath (3), the internally mounted of shrinkage pool (12) has the positioning mechanism with the mutual block of constant head tank (16), positioning mechanism include with shutoff piece (14) of constant head tank (16) looks adaptation.

2. The USB flash disk with the encryption function according to claim 1, wherein a deflector rod (10) penetrating through the inside of the hole groove (11) is vertically installed in the inner cavity of the concave hole (12), a movable block (13) is rotatably installed on the inner wall of the concave hole (12), and the blocking block (14) is arranged on the bottom surface of the movable block (13).

3. The USB flash disk with the encryption function according to claim 2, wherein the movable block (13) is hinged to the bottom end of the shift lever (10), a spring (15) is sleeved on the outer surface of the shift lever (10), and the spring (15) is fixed to the top surface of the inner cavity of the concave hole (12) and the top surface of the movable block (13).

4. The USB flash disk with the encryption function according to claim 1, wherein a hanging hole (2) is formed through the surface of the other end of the USB flash disk body (1).

5. The USB flash disk with the encryption function according to claim 1, wherein a connecting frame (7) fixedly connected with one end of the USB flash disk body (1) is arranged outside the USB connector (6), a butt joint hole (8) is formed in the side wall of the connecting frame (7), a protection plate (4) is installed on one side of the inside of the protection sleeve (3), and a butt joint column (5) mutually clamped with the butt joint hole (8) is installed on the surface of the protection plate (4).