CN207752574U - USB-KEY storage drawers - Google Patents

Abstract

The utility model proposes a USB-KEY storage drawer, which includes: a casing, a bottom plate fixed on the bottom of the casing, a guide rail fixed on the bottom plate, a sliding seat matched with the guide rail, fixed on the bottom plate for driving the The motor for the front and rear displacement of the slide seat, the circuit board installed on the slide seat, the drawer body fixed on the circuit board and the USB-KEY reader-writer installed in the drawer body; wherein, the circuit on the circuit board It includes a microprocessor unit and a communication unit. The microprocessor unit drives the motor to rotate according to the command of the external device received by the communication unit, so that the drawer body moves back and forth; the microprocessor unit according to the USB- The USB‑KEY information read by the KEY reader can be transmitted to external devices through the communication unit. It can greatly simplify the security management of USB‑KEY.

Description

USB-KEY storage drawer

technical field

The utility model relates to the use management of a USB-KEY, in particular to a USB-KEY storage device.

Background technique

There are more and more occasions to use USB-KEY, but the management of USB-KEY by the user department is still in the original way of storage. Most of them are locked in a special cabinet, which is kept by a special person, and the manual signing and return signing process is performed. Since the USB-KEY handles electronic business, the traces of use cannot be recognized by the naked eye, and the use process cannot be monitored. There are often phenomena such as operation beyond the business process or loss, which brings great stability and security to management. hidden dangers.

Utility model content

The technical problem to be solved by the utility model is to propose a USB-KEY storage drawer for the above-mentioned defects of the prior art, which can greatly simplify the security management of the USB-KEY.

The technical solution adopted by the utility model to solve the technical problem is to provide a USB-KEY storage drawer, which includes: a casing, a bottom plate fixed on the bottom of the casing, a guide rail fixed on the bottom plate, and a slide that matches the guide rail. seat, a motor fixed on the bottom plate for driving the slide seat to move back and forth, a circuit board mounted on the slide seat, a drawer body fixed on the circuit board and a USB-KEY reader installed in the drawer body Writer; wherein, the circuit on the circuit board includes a microprocessor unit and a communication unit, and the microprocessor unit drives the motor to rotate according to the command of the external device received by the communication unit, so that the front and back of the drawer main body Displacement; the microprocessor unit can transmit the USB-KEY information read by the USB-KEY reader to the external device through the communication unit.

Preferably, the motor drives the sliding seat to be displaced through a screw rod.

Preferably, a chute is provided on the housing, and a bearing sleeve matched with the chute is provided on the main body of the drawer.

Preferably, the main body of the drawer is provided with a channel matched with the bearing sleeve, so that the USB-KEY reader can be tilted upwards.

Preferably, a limit switch is provided at the rear of the drawer main body and above the USB-KEY reader-writer for detecting that the USB-KEY reader-writer is tilted upwards to a position.

Preferably, the chute has a main extension section with a small inclination and a guide section with a large inclination located at the front end of the main extension section.

Preferably, a limit switch is provided at the rear end of the guide rail for detecting that the drawer body moves backward to a certain position.

Preferably, the number of guide rails is two, and the number of limit switches is two. The two limit switches are respectively installed at the rear ends of the two guide rails. One of the two limit switches is mechanical, and the other is photoelectric. Mode.

Preferably, a key is provided on the panel of the drawer body, and the microprocessor unit can drive the motor to rotate according to the command to close the drawer given by the key, so that the drawer body moves backward.

Preferably, an indicator light is provided on the panel of the drawer body.

The beneficial effect of the utility model is that through the ingenious cooperation between the shell, the bottom plate, the guide rail, the sliding seat, the motor, the circuit board, the drawer main body, the USB-KEY reader and the circuit on the circuit board, the USB-KEY The use and storage process of the computer is fully monitored, and the use status of the USB-KEY can be read out with the help of the USB-KEY reader before and after the return, leaving a work log to form a complete use record, avoiding unclear status In addition, the USB-KEY has not been returned, data abnormality, damage and other conditions can be transmitted to external equipment, and can be alarmed if necessary; in addition, the electric transmission device is used to automate the entire process without manual intervention.

Description of drawings

The utility model will be further described below in conjunction with accompanying drawing and embodiment, in the accompanying drawing:

Fig. 1 is a three-dimensional schematic diagram of an angle of the USB-KEY storage drawer of the present invention.

Fig. 2 is a three-dimensional schematic view of another angle of the USB-KEY storage drawer of the present invention.

Fig. 3 is a block diagram structural representation of the circuit system in the USB-KEY storage drawer of the present invention.

Fig. 4 is a schematic diagram of the software flow of the microprocessor in the USB-KEY storage drawer of the present invention.

Among them, the main reference signs are explained as follows: 100 USB-KEY storage drawer 1 shell 3 bottom plate 5 guide rail 7 sliding seat 9 first limit switch 11 second limit switch 13 motor 15 screw rod 17 circuit board 19 USB-KEY read and write Device 21 Drawer body 23 Bearing sleeve 25 Limiting block 27 Shading plate 30 Circuit system 31 Microprocessor unit 32 Communication unit 33 USB-KEY reading and writing unit 34 Power supply unit 35 Actuator drive unit 36 Key unit 37 Indication unit 101 Chute 1011 The main extension section 1013 the guide section 191 the USB-KEY slot 211 the channel 219 the accommodation cavity.

Detailed ways

Now with reference to the accompanying drawings, the preferred embodiments of the present utility model are described in detail.

Referring to Fig. 1 and Fig. 2, Fig. 1 is a three-dimensional schematic diagram of an angle of the USB-KEY storage drawer of the present invention. Fig. 2 is a three-dimensional schematic view of another angle of the USB-KEY storage drawer of the present invention. The utility model proposes a USB-KEY storage drawer 100, which includes: a housing 1, a bottom plate 3, a guide rail 5, a sliding seat 7, a first limit switch 9, a second limit switch 11, a motor 13, a screw rod 15, Circuit board 17, USB-KEY reader/writer 19, drawer main body 21, bearing sleeve 23, third limit switch 25 and shading sheet 27.

The bottom plate 3 is fixed on the bottom of the casing 1 . The guide rail 5 is installed on the base plate 3 . The sliding seat 7 is driven to be able to displace back and forth along the guide rail 5 . The motor 13 and the screw mandrel 15 are installed on the base plate 3 . Screw mandrel 15 cooperates with slide seat 7. The rotation of the motor 13 can drive the screw mandrel 15 to rotate, and then drive the slide seat 7 to move forward and backward. The circuit board 17 is fixed on the top of the slide seat 7 . In this embodiment, the motor 13 is a geared motor.

The drawer body 21 is fixed on the top of the circuit board 17 . The drawer body 21 has a receiving cavity 219 . The USB-KEY reader/writer 19 is installed in the receiving cavity 219 . The front end of the USB-KEY reader 19 is provided with a USB-KEY slot 191 for connecting with the USB-KEY.

Both sides of the USB-KEY reader/writer 19 are provided with bearing sleeves 23 . Two sides of the drawer body 21 are provided with grooves 211 for the bearing sleeve 13 to move up and down. The casing 1 is provided with a slide groove 101 extending forward and backward for the bearing sleeve 23 to move forward and backward therein. The chute 101 has a main extension section 1011 with a small inclination and a guide section 1013 with a large inclination at the front end of the main extension section 1011 .

The first limit switch 9 and the second limit switch 11 are installed on the rear ends of the two guide rails 3 respectively, and are used for detecting the backward displacement of the drawer main body 21 to a certain position. The light-shielding sheet 27 is installed on the rear end of the circuit board 17 so as to extend backward, and is used for cooperating with the second limit switch 11 . The third limit switch 25 is installed at the rear end of the drawer main body 21, above the rear end of the USB-KEY reader-writer 19, and is used to detect that the USB-KEY reader-writer 19 is tilted upwards and put in place. In this embodiment, the first limit switch 9 is mechanical. The second limit switch 11 selects photoelectric type for use. The 3rd limit switch 25 selects mechanical type for use.

Referring to FIG. 3 , FIG. 3 is a schematic block diagram structure diagram of the circuit system in the USB-KEY storage drawer of the present invention. The circuit system 30 in the USB-KEY storage drawer of the present utility model includes: a microprocessor unit 31, a communication unit 32, a USB-KEY reading and writing unit 33, an actuator driving unit 35, a key unit 36, an indicating unit 37 and a power supply unit 39 .

It can be understood that the microprocessor unit 31 and the communication unit 32 are arranged on the circuit board 17 . The USB-KEY read-write unit 33 is provided in the USB-KEY reader-writer 19 . The actuator driving unit 35 is arranged on the circuit board 17 for cooperating with the first limit switch 9 , the second limit switch 11 , the third limit switch 25 and the motor 13 . The key unit 36 includes keys installed on the panel of the drawer body 21 . The indicating unit 37 includes an indicator light installed on the panel of the drawer main body 21 . The power supply unit 39 is used to provide working power for other circuits.

The communication unit 32 can realize wired communication such as RS232 or USB, and/or realize wireless communication such as Bluetooth, so that the USB-KEY storage drawer 100 can form an organic system with external devices (not shown). For example, the external device may be a computing device such as a desktop computer or a mobile phone.

Referring to Fig. 4, Fig. 4 is a schematic diagram of the software flow of the microprocessor in the USB-KEY storage drawer of the present invention. It can be seen that the steps performed by the software run by the microprocessor unit 31 include:

401. Initialize;

403. Determine whether a drawer opening command has been received, if yes, go to step 405, otherwise go to step 409;

405. Enable the "open" operation;

407. Set open flag=ON;

409. Determine whether a drawer closing command is received, if yes, go to step 411, otherwise go to step 415;

411. Turn on the "off" operation;

413. Set off flag=ON;

415. Judging whether to close the button is pressed, if yes, go to step 417, otherwise go to step 421;

417. Turn on the "off" operation;

419. Set off flag=ON;

421. Determine whether the off flag=ON, if yes, go to step 423, otherwise go to step 431;

423. Determine whether the closure is in place, if yes, go to step 425, otherwise go to step 429;

425. Set off flag=OFF;

427. Stop the "close" operation, go to step 431;

429. Execute the "close" operation and go to step 431;

431. Determine whether the open flag=ON, if yes, go to step 433, otherwise go to step 403;

433. Determine whether the opening is in place, if yes, go to step 435, otherwise go to step 439;

435. Set open flag=OFF;

437. Stop the "open" operation and go to step 403;

439. Execute the "open" operation, go to step 403.

To sum up, the working principle of the USB-KEY storage drawer 100 of the present invention roughly includes:

1. When it is necessary to take the USB-KEY from the drawer, communicate with the external device through the communication unit 32, and receive the command to open the drawer. The microprocessor unit 31 determines that the drawer needs to be opened according to the received command, and then drives the unit through the actuator. 35. The driving motor 13 drives the lead screw 15. With the guidance of the chute 101 and the bearing sleeve 23, the USB-KEY reader-writer 19 is rotated upward to set an angle, and the USB-KEY slot 191 is rotated in place, and the USB-KEY can be taken out. KEY, close the drawer after taking out the USB-KEY, and transmit the relevant information of the operation to the external device.

2. When the USB-KEY needs to be returned to the drawer, the communication unit 32 receives the command of the external device. If the microprocessor unit 31 determines that the drawer needs to be opened, the actuator drive unit 35 drives the motor 13 to drive the lead screw 15, Guided by the chute 101 and the bearing sleeve 23, the USB-KEY reader 19 is turned up to set the angle, the USB-KEY slot 191 is rotated in place, and the USB-KEY can be inserted, and it is closed after the USB-KEY is inserted drawer, and transmit relevant information about the operation to the external device, completing a borrowing and returning work.

It is worth mentioning that the operation of closing the drawer can be triggered by the command transmitted to the microprocessor unit 31 by an external device via the communication unit 32, or can be sent to the microprocessor unit by manually manipulating the keys on the key unit 36. 31 is triggered by directly giving a command.

The beneficial effects of the USB-KEY storage drawer 100 of the present utility model include: the process of using and keeping the USB-KEY can be fully monitored, and the USB-KEY can be read out by means of the USB-KEY reader 19 before using and after returning. The use status of KEY, leaving a work log to form a complete use record, avoiding the situation where the status is unclear. Moreover, the USB-KEY has not been returned, data abnormality, damage and other conditions can be transmitted to the external device, and can be used for alarm processing when necessary. In addition, the electric transmission device is adopted, and the whole process is automatically operated without manual intervention.

It should be understood that the above embodiments are only used to illustrate the technical solutions of the present utility model, not to limit them. For those skilled in the art, the technical solutions described in the above embodiments can be modified, or part of the technical solutions can be modified. The features are equivalently replaced; and these modifications and replacements should all belong to the protection scope of the appended claims of the utility model.

Claims (10)

1. a kind of USB-KEY storage drawers, which is characterized in that including：Shell is fixed on the bottom plate of the outer casing bottom, is fixed on Guide rail on the bottom plate, the slide with guide rail cooperation is fixed to be used to drive the motor that the slide moves forward and backward on which floor plate, The circuit board being installed on the slide, the USB- for fixing drawer body on circuit boards and being installed in the drawer body KEY readers；Wherein, the circuit on the circuit board includes microprocessor unit and communication unit, the microprocessor unit according to The order for the external equipment that the communication unit receives correspondingly drives the motor to rotate so that before and after the drawer body occurs Displacement；The USB-KEY information that the microprocessor unit is read according to the USB-KEY readers can pass through the communication unit It is transmitted to external equipment.

2. USB-KEY storage drawers according to claim 1, it is characterised in that：The motor drives the slide by lead screw It is subjected to displacement.

3. USB-KEY storage drawers according to claim 1, it is characterised in that：The shell is equipped with sliding slot, drawer master Body is equipped with and the matched bearing holder (housing, cover) of the sliding slot.

4. USB-KEY storage drawers according to claim 3, it is characterised in that：The drawer body is equipped with and the bearing Cover matched conduit so that USB-KEY readers can be upturned.

5. USB-KEY storage drawers according to claim 4, it is characterised in that：In the rear portion of the drawer body, USB- The top of KEY readers is equipped with limit switch, is upturned in place for detecting the USB-KEY readers.

6. USB-KEY storage drawers according to claim 3, it is characterised in that：The master that the sliding slot has gradient smaller The larger lead segment of extended segment and the front end positioned at the main extended segment, gradient.

7. USB-KEY storage drawers according to claim 1, it is characterised in that：It is equipped with limit in the rear end of the guide rail Switch, moves backward in place for detecting the drawer body.

8. USB-KEY storage drawers according to claim 7, it is characterised in that：The number of guide rail is two, limit switch Number is two, and two limit switches are respectively installed in the rear end of two guide rails, and one of the two limit switches are mechanical, another For photo-electric.

9. USB-KEY storage drawers according to claim 1, it is characterised in that：The panel of the drawer body is equipped with and presses Key, which can be according to the pass drawer order that the button provides, and the motor is driven to rotate so that drawer master Body rearward displacement.

10. USB-KEY storage drawers according to claim 1, it is characterised in that：The panel of the drawer body, which is equipped with, to be referred to Show lamp.