CN214670685U

CN214670685U - Anti-forgetting USB flash disk

Info

Publication number: CN214670685U
Application number: CN202120468722.5U
Authority: CN
Inventors: 范张懿
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2021-11-09
Anticipated expiration: 2031-03-04

Abstract

The utility model discloses a prevent forgetting USB flash disk, include, USB interface terminal, PCB board, shell, USB interface terminal is fixed in PCB board one end, and the PCB board is located the shell, and USB interface terminal part stretches out the shell, is provided with main control chip on the PCB board, memory, bluetooth module, alarm and main control chip electricity are connected, and bluetooth module, alarm are by battery powered, and in the battery was fixed in the shell, PCB board both sides still were provided with fixed recess, and fixed recess can hold the fixed of setting on the shell protrudingly. The utility model discloses a set up mobile terminal such as bluetooth module and user's cell-phone and establish the bluetooth and be connected, bluetooth module when can not receiving the bluetooth signal that comes from user's cell-phone, main control chip control alarm sends alarm signal to the position of the place of suggestion user USB flash disk, and fixed protruding and fixed recess's interact, for the shell is fixed, the protection PCB board provides convenience.

Description

Anti-forgetting USB flash disk

Technical Field

The utility model relates to a memory field, concretely relates to prevent forgetting USB flash disk.

Background

The usb disk is called a usb (universal serial bus) disk for short, and is also called a "flash disk" according to harmony. The U disk is a type of flash memory and is sometimes referred to as a flash disk. The U disk is different from the hard disk in that the U disk does not need a physical drive, is plug and play, has storage capacity far exceeding that of a floppy disk, is very convenient to carry, is frequently used in daily life and work, but is frequently forgotten to lose the U disk in the use process, so that inconvenience is caused, and even important data are lost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent forgetting USB flash disk to often take place to forget and the problem of losing in improving the USB flash disk use that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a forgetting-prevention USB flash disk comprises a USB interface terminal, a PCB and a shell, wherein the USB interface terminal is fixed at one end of the PCB, the PCB is positioned in the shell, the terminal part of the USB interface extends out of the shell, a main control chip, a memory, a Bluetooth module and an alarm are arranged on the PCB, the memory, the Bluetooth module and the alarm are electrically connected with the main control chip, the Bluetooth module and the alarm are powered by a battery, and the battery is fixed in the shell;

the PCB is characterized in that fixing grooves are further formed in two sides of the PCB and can accommodate fixing protrusions arranged on the shell.

Preferably, the battery may be a rechargeable battery.

Preferably, the housing may be made of polyvinyl chloride.

Preferably, the housing can be formed by an integral injection molding process.

Preferably, the PCB board may be fixed in the housing using a hot melt adhesive.

Preferably, the housing is further connected with a terminal protection cover, the opening and closing of the terminal protection cover are controlled by an opening and closing device, and the opening and closing device comprises a special-shaped gear, a linkage gear, an output gear, a rack, a finger pushing slider, a first magnet, a second magnet and a third magnet;

The special-shaped gear is fixed at one end corner of the USB interface terminal close to the shell, the shell is rotatably connected with the circle center of the special-shaped gear, the special-shaped gear is meshed with the linkage gear, the linkage gear is connected to the shell and meshed with the output gear, the output gear is connected into the shell and meshed with the rack, a finger pushing sliding block is fixed at one end of the rack, the finger pushing sliding block partially extends out of the shell, and the rack is connected into the shell in a sliding manner;

when the terminal protective cover rotates around the joint of the terminal protective cover and the shell to one side to be attached to the shell, the position opposite to the second magnet and the inner side of the shell are provided with the third magnet.

Drawings

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

fig. 2 is a schematic structural view of the terminal protection cover in a closed state;

fig. 3 is a schematic structural diagram of the terminal protection cover in an open state according to the present invention.

In the figure: 1. a USB interface terminal; 2. a PCB board; 3. a housing; 4. a battery; 5. a fixing protrusion; 6. fixing the groove; 7. a main control chip; 8. a memory; 9. a Bluetooth module; 10. an alarm; 11. a terminal protection cover; 12. a special-shaped gear; 13. a linkage gear; 14. an output gear; 15. a rack; 16. a finger pushes the slide block; 17. a first magnet; 18. a second magnet; 19. a third magnet.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of 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 and technical features between the various embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Example 1

Referring to fig. 1, the present invention provides an embodiment: an anti-forgetting U disk comprises a USB interface terminal 1, a PCB 2 and a shell 3, wherein the USB interface terminal 1 is fixed at one end of the PCB 2, the PCB 2 is positioned in the shell 3, part of the USB interface terminal 1 extends out of the shell 3, a main control chip 7, a memory 8, a Bluetooth module 9 and an alarm 10 are arranged on the PCB 2, the memory 8, the Bluetooth module 9 and the alarm 10 are electrically connected with the main control chip 7, the Bluetooth module 9 and the alarm 10 are powered by a battery 4, and the battery 4 is fixed in the shell 3;

The PCB board 2 is also provided with fixing grooves 6 on both sides, and the fixing grooves 6 can accommodate fixing protrusions 5 arranged on the shell 3.

Preferably, the battery 4 may be a rechargeable battery.

Preferably, the housing 3 may be made of polyvinyl chloride.

Preferably, the housing 3 can be formed by an integral injection molding process.

Preferably, the PCB 2 may be fixed in the housing 3 by using a hot melt adhesive.

Wherein, the alarm can be an audible and visual alarm (such as comprising a buzzer and an LED lamp), or an audible or visual alarm (comprising an LED lamp);

the usb flash disk includes a PCB (control circuit board), a memory 8 disposed on the PCB, and a main control chip, which is used to implement the basic function of the usb flash disk, and refers to CN205750848U and CN 210804500U.

Wherein, the Bluetooth module can be a CN211506542U Bluetooth communication circuit;

optionally, the bluetooth module may also be a bluetooth tracker disclosed in CN 205750848.

The working principle and the beneficial effects of the technical scheme are as follows:

the utility model completes the basic storage function of the USB flash disk through the mutual connection and action among the USB interface terminal 1, the PCB board 2, the shell 3, the main control chip 7 and the memory 8;

in addition, the Bluetooth module 9 is used for establishing Bluetooth connection with mobile terminals such as mobile phones of users, when the Bluetooth module cannot receive Bluetooth signals from the mobile phones of the users, the main control chip controls the alarm to send out alarm signals to prompt the position of the USB flash disk of the users, and the fixed protrusion 5 interacts with the fixed groove 6, so that convenience is provided for fixing the shell 3 and protecting the PCB 2.

Example 2

Referring to fig. 2-3, based on embodiment 1, the housing 3 is further connected to a terminal protection cover 11, and the opening and closing of the terminal protection cover 11 is controlled by an opening and closing device, where the opening and closing device includes a special-shaped gear 12, a linkage gear 13, an output gear 14, a rack 15, a finger-pushing slider 16, a first magnet 17, a second magnet 18, and a third magnet 19;

the special-shaped gear 12 is fixed at one end corner of the USB interface terminal 1 close to the shell 3, the shell 3 is rotatably connected with the center of the special-shaped gear 12, the special-shaped gear 12 is meshed with the interlocking gear 13, the interlocking gear 13 is connected to the shell 3, the interlocking gear 13 is meshed with the output gear 14, the output gear 14 is connected in the shell 3, the output gear 14 is meshed with the rack 15, one end of the rack 15 is fixed with the finger pushing sliding block 16, the finger pushing sliding block 16 partially extends out of the shell 3, and the rack 15 is slidably connected in the shell 3;

a first magnet 17 is arranged at a relative angle of a joint of the terminal protection cover 11 and the housing 3, a second magnet 18 is arranged at a relative position of the first magnet 17, and when the terminal protection cover 11 rotates around the joint of the terminal protection cover 11 and the housing 3 to one side to be attached to the housing 3, the third magnet 19 is arranged at a position corresponding to the second magnet 18 and on the inner side of the housing 3.

The working principle and the beneficial effects of the technical scheme are as follows: the terminal protection cover 11 is arranged at the front end of the shell 3, so that the USB interface terminal 1 can be better protected in a normal unused state, the terminal protection cover 11 is connected with the shell 3 and is designed to turn to two sides when being opened, the loss of the terminal protection cover 11 when a USB flash disk is used is prevented, the terminal protection cover 11 changes the forward pushing of fingers into the turning of two sides of the terminal protection cover 11 through the transmission of the special-shaped gear 12, the linkage gear 13, the output gear 14, the rack 15 and the finger pushing sliding block 16, so that the using operation of the USB flash disk is simplified, the first magnet 17 is arranged on the terminal protection cover 11, the two terminal protection covers 11 can be tightly attached when being folded, and the second magnet 18 and the third magnet 19 are arranged, so that the terminal protection cover 11 can be tightly attached to the shell 3 when being turned over and opened, and the use of the USB flash disk is not affected.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a prevent forgetting USB flash disk, includes USB interface terminal (1), PCB board (2), shell (3), its characterized in that: the USB interface terminal (1) is fixed at one end of a PCB (printed circuit board) (2), the PCB (2) is located in the shell (3), the part of the USB interface terminal (1) extends out of the shell (3), a main control chip (7), a memory (8), a Bluetooth module (9) and an alarm (10) are arranged on the PCB (2), the memory (8), the Bluetooth module (9) and the alarm (10) are electrically connected with the main control chip (7), the Bluetooth module (9) and the alarm (10) are powered by a battery (4), and the battery (4) is fixed in the shell (3);

the PCB is characterized in that fixing grooves (6) are further formed in two sides of the PCB (2), and the fixing grooves (6) can accommodate fixing protrusions (5) arranged on the shell (3).

2. The anti-forgetting U disk according to claim 1, characterized in that: the battery (4) is a rechargeable battery.

3. The anti-forgetting U disk according to claim 1, characterized in that: the shell (3) is made of polyvinyl chloride materials.

4. The anti-forgetting U disk according to claim 3, characterized in that: the shell (3) is formed by adopting an integral injection molding process.

5. The anti-forgetting U disk according to claim 1, characterized in that: the PCB (2) is fixed in the shell (3) by hot melt adhesive.

6. The anti-forgetting U disk according to claim 1, characterized in that: the shell (3) is also connected with a terminal protection cover (11), the opening and closing of the terminal protection cover (11) are controlled by an opening and closing device, and the opening and closing device comprises a special-shaped gear (12), a linkage gear (13), an output gear (14), a rack (15), a finger pushing slider (16), a first magnet (17), a second magnet (18) and a third magnet (19);

the special-shaped gear (12) is fixed at one end corner of the USB interface terminal (1) close to the shell (3), the shell (3) is rotatably connected with the circle center of the special-shaped gear (12), the special-shaped gear (12) is meshed with the linkage gear (13), the linkage gear (13) is connected to the shell (3), the linkage gear (13) is meshed with the output gear (14), the output gear (14) is connected into the shell (3), the output gear (14) is meshed with the rack (15), a finger pushing slider (16) is fixed at one end of the rack (15), the finger pushing slider (16) partially extends out of the shell (3), and the rack (15) is slidably connected into the shell (3);

the terminal protection cover (11) with the relative angle of shell (3) junction is provided with first magnet (17), first magnet (17) set up the relative position and be provided with second magnet (18), when terminal protection cover (11) around with shell (3) junction is rotatory to one side with shell (3) laminating, second magnet (18) are to the position, shell (3) inboard is provided with third magnet (19).