CN216960544U

CN216960544U - Mechanical password USB flash disk casing

Info

Publication number: CN216960544U
Application number: CN202123076481.9U
Authority: CN
Inventors: 余小俊
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-07-12
Anticipated expiration: 2031-12-09

Abstract

The utility model discloses a mechanical password USB flash disk shell, wherein a shaft core is arranged in the shell, a rotatable digit wheel is arranged on the outer side of the shaft core, a lock tongue is arranged at the bottom of the shaft core, a limiting column is fixedly arranged at the left side position in the shell, a stop block is arranged on the outer side of the limiting column, a chip box is arranged at the top of the stop block, a chip can be inserted into the chip box, a convex barb is arranged at the bottom of the chip box, when a wrist plate chip is inserted into the chip box, a hole position on the chip is just clamped by the barb, so that the chip is prevented from being pulled out, and a key handle is fixedly arranged on the left side of the chip box. This mechanical password USB flash disk casing need not additionally to join in marriage the block to the condition that the block lost has been avoided appearing at the root, simultaneously, adopts the wheeled password of mechanical digit, need not the battery and also need not to use electronic fingerprint or other electronic type components, like daily trick lock that uses, simple structure longe-lived the reliability height.

Description

Mechanical password USB flash disk casing

Technical Field

The utility model relates to the technical field of USB flash disks, in particular to a mechanical password USB flash disk shell.

Background

The U disk is also called a flash disk, is a flash memory, and is sometimes called a flash disk, and is a micro mobile storage product which can read data by being inserted into a USB port, is plug-and-play and is convenient to carry.

The USB flash disk of taking the password at present is few, take the data that the USB flash disk just can the disect insertion computer USB port read in the USB flash disk, do not guarantee to USB flash disk owner's privacy, even if some a small number of USB flash disks of taking the password also mainly with fingerprint electronic type, need dispose electronic component with the battery, the price is extremely high, the failure rate is high, adopt mechanical password USB flash disk casing, and use integral type extending structure and can accomplish small light in weight's password USB flash disk and be in market blank state at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mechanical password U disk shell to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: mechanical password USB flash disk casing, which comprises a housin, the inside of casing is provided with the axle core, rotatable digit wheel is installed in the outside of axle core, the bottom of axle core is the spring bolt, the outside cover of axle core is equipped with the spring, the left side rigidity of spring bolt is equipped with spacing post, the outside of spacing post is provided with the dog, the top of dog is provided with the chip box, the chip can be inserted to the inside of chip box, the left side fixed mounting of chip box has the button handle, the opening that can make the chip stretch out is seted up on the upper portion of chip box, the inboard fixed mounting of casing has the damping plate, the damping plate is connected with the laminating of digit wheel, the inside integration of chip box is connected with the barb.

Preferably, the overlap joint position of spring bolt and dog is the inclined plane, and under the state of pinning, the spring bolt of axle core bottom blocks the dog, and the dog is fixed the chip box again, and the chip then is located the inside of casing completely this moment, and the chip can't stretch out, need not additionally to join in marriage the block and can reach the effect of sealed chip to just avoid appearing the condition that the block loses at the source, and simultaneously, adopt the password of mechanical digit roller type, need not the battery and also need not electron fingerprint or other electronic component, like daily mechanical trick lock that uses, simple structure is longe-lived, and the reliability is high.

Preferably, a sliding groove is formed in the stop block, the limiting column is located in the middle of the sliding groove, the sliding groove is of a long strip structure, and the movement of the stop block is limited through the combination of the limiting column and the sliding groove.

Preferably, the left part of dog is triangle-shaped structure, and the top of dog and the left side structure looks adaptation of chip box bottom, and this is sunken with convex adaptation structure, under locking state, can effectively fix the chip box.

Preferably, a rectangular sliding tray has been seted up in the left side of casing, button handle movable mounting be in the inside of rectangular sliding tray is stretched out and is retracted with reciprocating the button handle drive chip box.

Preferably, the shell is divided into an upper shell and a lower shell, and the upper shell and the lower shell are sealed by punching five groove positions on the shell, so that the shell cannot be opened once the punching is completed.

Compared with the prior art, the utility model has the beneficial effects that:

1. when the correct password is not input, the spring bolt is fixed, the check block is firmly clamped by the spring bolt, the check block firmly clamps the chip box, namely, as long as the spring bolt is fixed, other parts (the check block/the chip box) do not move spatially, so that the chip can be firmly sealed in the shell and cannot stretch out for use, after the correct password is input, the shaft core is in an unlocking state (can move up and down), at the moment, a user can upwards push the key handle to drive the chip box to move upwards, the inserted chip moves along with the movement and penetrates through the opening to stretch out, and meanwhile, the check block moves to the right, and the spring bolt moves upwards along with the whole shaft core under the impact of the check block;

2. this mechanical password USB flash disk casing need not additionally to join in marriage the block to the condition that the block lost has been avoided appearing at the source, simultaneously, adopts the wheeled password of mechanical digit, need not the battery and also need not electron fingerprint or other electronic component, like daily mechanical password lock of using, simple structure longe-lived reliability is high.

3. According to the mechanical password USB flash disk shell, the bottom of the chip box is provided with the protruding barb, and when a wrist plate chip is inserted into the chip box, hole positions on the chip are just clamped by the barb, so that the chip is prevented from being pulled out;

drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic view of the stopper structure of the present invention;

FIG. 4 is a schematic view of a chip case according to the present invention;

FIG. 5 is a schematic top view of the chip box of the present invention.

In the figure: 1. a housing; 2. a shaft core; 3. a digit wheel; 4. a damping plate; 5. a latch bolt; 6. a spring; 7. A limiting column; 8. a stopper; 9. a sliding groove; 10. a chip cartridge; 11. a chip; 12. a key handle; 13. An opening; 14. and (6) barb.

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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a mechanical password USB flash disk shell comprises a shell body 1, a shell body 2, a shaft core 3, a digit wheel 5, a lock tongue 6, a spring 7, a limit column 8, a stop dog 9, a sliding groove 10, a chip box 12, a key handle 13 and an opening, wherein the shaft core 2 is arranged in the shell body 1, the rotatable digit wheel 3 is arranged on the outer side of the shaft core 2, a damping plate 4 is fixedly arranged on the inner side of the shell body 1, the damping plate 4 is connected with the digit wheel 3 in an attaching mode, the lock tongue 5 is arranged at the bottom of the shaft core 2, the spring 6 is sleeved on the outer side of the shaft core 2, the limit column 7 is fixedly arranged at the left side of the lock tongue 5, the stop dog 8 is arranged on the outer side of the limit column 7, the chip box 10 is arranged at the top of the stop dog 8, a chip 11 can be inserted into the chip box 10, the key handle 12 is fixedly arranged on the left side of the chip box 10, a barb 14 is integrally connected inside the chip box 10, the opening 13 which can extend out the chip 11 is formed in the upper portion of the shell body 1, the overlap joint position of spring bolt 5 and dog 8 is the inclined plane, under the state of pinning, axle core 2 is fixed motionless, block dog 8 through spring bolt 5, it is fixed with chip box 10, inserted chip 11 is located casing 1's inside completely this moment, need not additionally to join in marriage the block and can play sealed chip 11's effect, thereby the condition that the block loses has been avoided appearing in the root, and simultaneously, adopt the wheeled password of mechanical digit, it also need not with electronic fingerprint or other electronic component to need not the battery, like daily mechanical trick lock that uses, the long-lived reliability of simple structure is high.

The sliding tray 9 has been seted up on dog 8, spacing post 7 is located the middle of sliding tray 9, sliding tray 9 is rectangular form structure, spacing post 7 through the setting and the cooperation of sliding tray 9, carry out spacing direction to the removal of dog 8, the left part of dog 8 is three horn structures, and the top of dog 8 and the left side structure looks adaptation of chip box 10 bottom, this protrusion is with recessed looks adaptation structure, under lock state, can effectively fix chip box 10, a rectangular sliding tray has been seted up at casing 1's top, button handle 12 movable mounting is in the inside of rectangular sliding tray, move about through controlling button handle 12 and drive chip box 10 and reciprocate, casing 1 divide into casing and lower casing, go up between casing and the lower casing through carrying out the punching press sealed with five trench on the casing.

The working principle is as follows: firstly, when not inputing correct password, spring bolt 5 is fixed, block 8 through spring bolt 5 firmly blocks, block 8 is the firm chip box 10 that blocks again, equal to as long as spring bolt 5 is fixed, then other parts (block 8/chip box 10) do not have the space to move, thereby inserted chip 11 can be by the unable pop-out of firmly sealing in casing 1 and use, after inputing correct password, axle core 2 is in unblock state (can the rebound), the user upwards promotes button handle 12, drive chip box 10 rebound, chip 11 follows the removal, pass opening 13 and stretch out, simultaneously, block 8 shifts to the right, spring bolt 5 shifts up along with axle core 2 under the top-down of block 8, overall structure is very stable.

Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. Mechanical password USB flash disk casing, including casing (1), its characterized in that: a shaft core (2) is arranged in the shell (1), a rotatable digit wheel (3) is arranged on the outer side of the shaft core (2), a lock tongue (5) is arranged at the bottom of the shaft core (2), a spring (6) is sleeved outside the shaft core (2), a limiting column (7) is fixedly arranged at the left side of the lock tongue (5), a stop block (8) is arranged at the outer side of the limiting column (7), the top of the stop block (8) is provided with a chip box (10), a chip (11) can be inserted into the chip box (10), a button handle (12) is arranged at the left side of the chip box (10), an opening (13) for extending the chip is arranged at the upper part of the chip box (10), the inboard fixed mounting of casing (1) has damping plate (4), damping plate (4) and digit wheel (3) laminating are connected, the inside integration of chip box (10) is connected with barb (14).

2. The mechanical combination USB flash disk shell of claim 1, wherein: the lap joint part of the lock tongue (5) and the stop dog (8) is an inclined plane.

3. The mechanical password USB flash disk shell of claim 1, wherein: the stop block (8) is provided with a sliding groove (9), the limiting column (7) is located in the middle of the sliding groove (9), and the sliding groove (9) is of a long strip structure.

4. The mechanical password USB flash disk shell of claim 1, wherein: the left part of dog (8) is triangle-shaped structure, and the top of dog (8) and the left side structure of chip box (10) bottom form the protrusion with concave structure of looks adaptation.

5. The mechanical combination USB flash disk shell of claim 1, wherein: a strip-shaped sliding groove is formed in the top of the shell (1), and the key handle (12) is movably arranged inside the strip-shaped sliding groove.

6. The mechanical combination USB flash disk shell of claim 1, wherein: the shell (1) is divided into an upper shell and a lower shell, and the upper shell and the lower shell are sealed by punching five groove positions on the shell.