CN218447231U - Mobile hard disk cartridge with voltage stabilization and power-off protection functions - Google Patents
Mobile hard disk cartridge with voltage stabilization and power-off protection functions Download PDFInfo
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- CN218447231U CN218447231U CN202222801378.4U CN202222801378U CN218447231U CN 218447231 U CN218447231 U CN 218447231U CN 202222801378 U CN202222801378 U CN 202222801378U CN 218447231 U CN218447231 U CN 218447231U
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Abstract
The utility model discloses a mobile hard disk cartridge with voltage stabilization and power-off protection functions, which comprises a shell and a circuit board positioned in the shell, wherein the circuit board is provided with a charging circuit, a USB interface circuit, a voltage stabilization power-off protection circuit, a protocol conversion circuit, a mobile hard disk access circuit, a master control power supply conversion circuit and a mobile hard disk power supply conversion circuit; through setting up charging circuit, USB interface circuit, protocol conversion circuit, mobile hard disk access circuit, master control power supply conversion circuit and mobile hard disk power supply conversion circuit, can realize the normal function of mobile hard disk box, and simultaneously, through setting up steady voltage outage protection circuit, and be connected steady voltage outage protection circuit and charging circuit, can control charging circuit time delay outage, thereby guarantee to remove the outage again after the hard disk can copy the computer data, effectively prevent that the condition of data loss from taking place, in addition, can also realize steady voltage's effect through setting up steady voltage outage protection circuit.
Description
Technical Field
The utility model relates to a remove hard disk cartridge technical field, especially relate to a remove hard disk cartridge with steady voltage and power-off protection function.
Background
With the rapid popularization of computers, a large amount of data needs to be stored in the ordinary use of computers, and a mobile hard disk is widely applied as a portable and high-capacity storage device under the application prospect, the mobile hard disk can be connected with a computer only by being placed in a mobile hard disk box, after the power of the common mobile hard disk box is cut off, the mobile hard disk box cannot continuously copy computer data, however, in the process of copying the computer data, due to the fact that the copied data is very large in amount, the copied data is still in a cache state at this time, although the computer prompts the data to be copied, the actual data is still in the cache, the data can be really written in and finished after several seconds, if the computer prompts the completion, the power of the mobile hard disk box is immediately cut off, the data can be lost, and the computer data needing to be copied cannot be completely copied.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a mobile hard disk cartridge with steady voltage and power-off protection function can solve the defect that the data that current mobile hard disk cartridge exists is lost.
The technical scheme of the utility model is realized like this:
the utility model provides a mobile hard disk cartridge with steady voltage and power-off protection function, includes the casing and is located circuit board in the casing, be provided with charging circuit, USB interface circuit, steady voltage power-off protection circuit, protocol conversion circuit, portable hard disk access circuit, master control power supply converting circuit and portable hard disk power supply converting circuit on the circuit board, USB interface circuit respectively with steady voltage power-off protection circuit, protocol conversion circuit, portable hard disk access circuit, master control power supply converting circuit and portable hard disk power supply converting circuit connect, master control power supply converting circuit with protocol conversion circuit connects, protocol conversion circuit with portable hard disk power supply converting circuit connects, portable hard disk power supply converting circuit with portable hard disk access circuit connects, charging circuit respectively with USB interface circuit and steady voltage power-off protection circuit connect.
As a further alternative of the mobile hard disk cartridge with voltage stabilization and power-off protection functions, the main control power supply conversion circuit includes a first working power supply circuit and a second working power supply circuit, and the first working power supply circuit and the second working power supply circuit are respectively connected with the protocol conversion circuit.
As a further alternative of the mobile hard disk cartridge with voltage stabilization and power-off protection functions, the USB interface circuit comprises a USB3-TYPE-C chip and peripheral circuits thereof.
As a further alternative of the mobile hard disk cartridge with voltage-stabilizing and power-off protection functions, the voltage-stabilizing power-off protection circuit comprises a GA8P703-SOP8 chip and peripheral circuits thereof.
As a further alternative of the mobile hard disk box with voltage stabilizing and power-off protection functions, the protocol conversion circuit comprises a JMS583 chip and peripheral circuits thereof.
As a further alternative of the mobile hard disk cartridge with voltage stabilizing and power-off protection functions, the mobile hard disk access circuit M.2-MKEY chip and peripheral circuits thereof.
As a further alternative of the mobile hard disk cartridge with voltage stabilization and power-off protection functions, the first working power supply circuit comprises an FP6381A chip and its peripheral circuits.
As a further alternative of the mobile hard disk cartridge with voltage stabilization and power-off protection functions, the second working power supply circuit comprises a P25Q40H chip and peripheral circuits thereof.
As a further alternative of the mobile hard disk box with the voltage stabilizing and power-off protection functions, the mobile hard disk power supply conversion circuit comprises a CA8134A chip and peripheral circuits thereof.
As a further alternative of the mobile hard disk cartridge with voltage stabilization and power-off protection functions, a power indicator circuit is further arranged on the circuit board and comprises an IC-HM1160 chip and peripheral circuits thereof.
The utility model has the advantages that: through setting up charging circuit, USB interface circuit, the protocol conversion circuit, mobile hard disk access circuit, master control power supply converting circuit and mobile hard disk power supply converting circuit, can realize the normal function of mobile hard disk box, and simultaneously, through setting up steady voltage power-off protection circuit, and be connected steady voltage power-off protection circuit and charging circuit, can control charging circuit time delay outage, thereby guarantee to cut off the power supply again after the mobile hard disk can copy the computer data, effectively prevent that the condition of data loss from taking place, furthermore, can also realize the effect of steady voltage through setting up steady voltage power-off protection circuit.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of the circuit board in the mobile hard disk cartridge with voltage stabilization and power-off protection functions according to the present invention;
FIG. 2 is a schematic circuit diagram of a USB interface circuit in a mobile hard disk drive with voltage stabilization and power-off protection functions according to the present invention;
FIG. 3 is a schematic circuit diagram of a voltage stabilizing power-off protection circuit in a mobile hard disk cartridge with voltage stabilizing and power-off protection functions according to the present invention;
fig. 4 is a schematic circuit diagram of a protocol conversion circuit in a mobile hard disk cartridge with voltage stabilization and power-off protection functions according to the present invention;
fig. 5 is a schematic circuit diagram of a mobile hard disk access circuit in a mobile hard disk cartridge with voltage stabilization and power-off protection functions according to the present invention;
FIG. 6 is a schematic circuit diagram of a first working power supply circuit in the mobile hard disk cartridge with voltage stabilization and power-off protection functions according to the present invention;
FIG. 7 is a schematic circuit diagram of a second working power supply circuit in the mobile hard disk cartridge with voltage stabilization and power-off protection functions according to the present invention;
fig. 8 is a schematic circuit diagram of a power conversion circuit of a mobile hard disk in a mobile hard disk drive box with voltage stabilization and power-off protection functions according to the present invention;
fig. 9 is a schematic circuit diagram of a charging circuit in a mobile hard disk drive with voltage stabilization and power-off protection functions according to the present invention;
fig. 10 is a schematic circuit diagram of a power indicator circuit in a mobile hard disk cartridge with voltage stabilization and power-off protection functions according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-10, a mobile hard disk cartridge with voltage stabilization and power-off protection functions comprises a housing and a circuit board located in the housing, wherein a charging circuit, a USB interface circuit, a voltage stabilization power-off protection circuit, a protocol conversion circuit, a mobile hard disk access circuit, a main control power conversion circuit and a mobile hard disk power conversion circuit are arranged on the circuit board, the USB interface circuit is respectively connected with the voltage stabilization power-off protection circuit, the protocol conversion circuit, the mobile hard disk access circuit, the main control power conversion circuit and the mobile hard disk power conversion circuit, the main control power conversion circuit is connected with the protocol conversion circuit, the protocol conversion circuit is connected with the mobile hard disk power conversion circuit, the mobile hard disk power conversion circuit is connected with the mobile hard disk access circuit, and the charging circuit is respectively connected with the USB interface circuit and the voltage stabilization power-off protection circuit.
Specifically, firstly, the voltage-stabilizing power-off protection circuit, the protocol conversion circuit, the mobile hard disk access circuit, the main control power supply conversion circuit and the mobile hard disk power supply conversion circuit are waken up to supply power through the charging circuit and the USB interface circuit, so that the data copying function of the mobile hard disk is realized.
In this embodiment, through setting up charging circuit, USB interface circuit, protocol conversion circuit, mobile hard disk access circuit, master control power supply conversion circuit and mobile hard disk power supply conversion circuit, can realize the normal function of mobile hard disk box, and simultaneously, through setting up steady voltage outage protection circuit, and be connected steady voltage outage protection circuit and charging circuit, can control charging circuit time delay outage, thereby guarantee to copy outage again behind the computer data by mobile hard disk, effectively prevent that the condition of data loss from taking place, in addition, can also realize steady voltage's effect through setting up steady voltage outage protection circuit.
Preferably, the master control power supply conversion circuit comprises a first working power supply circuit and a second working power supply circuit, and the first working power supply circuit and the second working power supply circuit are respectively connected with the protocol conversion circuit.
Preferably, the USB interface circuit includes a USB3-TYPE-C chip and a peripheral circuit thereof.
Preferably, the voltage-stabilizing power-off protection circuit comprises a GA8P703-SOP8 chip and a peripheral circuit thereof.
Preferably, the protocol conversion circuit comprises a JMS583 chip and peripheral circuits thereof.
Preferably, the mobile hard disk access circuit M.2-MKEY chip and peripheral circuits thereof.
Preferably, the first working power supply circuit comprises an FP6381A chip and peripheral circuits thereof.
Preferably, the second working power supply circuit comprises a P25Q40H chip and peripheral circuits thereof.
Preferably, the power conversion circuit of the mobile hard disk comprises a CA8134A chip and a peripheral circuit thereof.
Preferably, the circuit board is further provided with a power indicator circuit, and the power indicator circuit comprises an IC-HM1160 chip and a peripheral circuit thereof.
In the embodiment, the power state of the battery can be effectively displayed by arranging the power indicator circuit, so that a user can observe the power state of the battery of the mobile hard disk cartridge conveniently.
The specific working principle is as follows:
(1) The device is connected with TYPE-C, and simultaneously, the power-on and handshake protocol conversion circuit U1 converts data;
(2) After the power supply is powered on, the power supply VBUS simultaneously supplies power to the protocol conversion circuit U1/the first working power supply circuit U3/the mobile hard disk power supply conversion circuit/the voltage-stabilizing power-off protection circuit U7;
(3) The first working power supply circuit U3 supplies power to the protocol conversion circuit U1, and the main control chip completes internal initialization (checking the indicator light LED1 blue light off/green light on; and the LED7 blue light on or green light on). After the working state is entered, the mobile hard disk access circuit CN 2/mobile hard disk power supply switching circuit is detected, whether an SSD disk is inserted or whether the voltage is normal is judged (whether an indicator light LED1 is a green light or not is checked, and whether the green and blue lights are abnormal is checked);
(4) After the voltage-stabilizing power-off protection circuit U7 is powered on, the SW1 key is pressed for a long time to enable the voltage-stabilizing power-off protection circuit U7 (pin 6) to output a group of signals to Q2 and Q3, and (LED 1 blue light is turned off/green light is turned on; LED2 blue light is turned on or green light is turned on) to synchronously control the Q1 and Q4 to turn on the VBAS power supply and the BAT power supply. Meanwhile, the LED2-LED7 lamps can be seen to be turned on (the function belongs to the power-on process, and the process 1-3 is repeated);
(5) Otherwise, after the voltage-stabilizing power-off protection circuit U7 is powered on, the SW1 key is pressed for a long time to enable the voltage-stabilizing power-off protection circuit U7 (pin 6) to output a group of signals to Q2 and Q3 (the LED1 blue lamp is turned off/the green lamp is turned off; the LED2 blue lamp is turned on or the green lamp is turned on) to synchronously control the Q1 and Q4 to turn off the VBAS power supply and the BAT power supply (the power supply can be turned off after the power-off within 3S time, and the function is a power-off protection device) (the function belongs to the power-off process);
(6) And power-off protection 1: at the moment, TYPE-C is directly pulled out, the power-off protection function is still effective, and the power supply is still turned off after 3S time delay;
(7) And (3) power-off protection 2: and (3) plugging a USB without plugging the SSD hard disk, (the LED1 blue light is off/the green light is off, and the LED7 blue light is on or the green light is on), and at the moment, the USB is normally connected without plugging the SSD hard disk. And (3) plugging an SSD hard disk, (LED 1 blue lamp is turned off/green lamp is turned on; LED7 blue lamp is turned on or green lamp is turned on) repeatedly: 1-5 processes.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A mobile hard disk cartridge with voltage stabilization and power-off protection functions is characterized by comprising a housing and a circuit board located in the housing, wherein a charging circuit, a USB interface circuit, a voltage stabilization power-off protection circuit, a protocol conversion circuit, a mobile hard disk access circuit, a master control power supply conversion circuit and a mobile hard disk power supply conversion circuit are arranged on the circuit board, the USB interface circuit is respectively connected with the voltage stabilization power-off protection circuit, the protocol conversion circuit, the mobile hard disk access circuit, the master control power supply conversion circuit and the mobile hard disk power supply conversion circuit, the master control power supply conversion circuit is connected with the protocol conversion circuit, the protocol conversion circuit is connected with the mobile hard disk power supply conversion circuit, the mobile hard disk power supply conversion circuit is connected with the mobile hard disk access circuit, and the charging circuit is respectively connected with the USB interface circuit and the voltage stabilization power-off protection circuit.
2. The mobile hard disk drive box with voltage stabilizing and power-off protection functions as claimed in claim 1, wherein the main control power conversion circuit comprises a first working power supply circuit and a second working power supply circuit, and the first working power supply circuit and the second working power supply circuit are respectively connected with the protocol conversion circuit.
3. The mobile hard disk drive with voltage stabilization and power-off protection functions of claim 2, wherein the USB interface circuit comprises a USB3-TYPE-C chip and its peripheral circuits.
4. The mobile hard disk cartridge with voltage stabilization and power-off protection functions as claimed in claim 3, wherein the voltage stabilization and power-off protection circuit comprises a GA8P703-SOP8 chip and its peripheral circuits.
5. The mobile hard disk cartridge with voltage stabilizing and power-off protection functions as claimed in claim 4, wherein the protocol conversion circuit comprises a JMS583 chip and its peripheral circuits.
6. The mobile hard disk drive box with voltage stabilization and power-off protection functions as claimed in claim 5, wherein the mobile hard disk access circuit M.2-MKEY chip and its peripheral circuits.
7. The mobile hard disk drive with voltage stabilization and power-off protection functions as claimed in claim 6, wherein the first working power supply circuit comprises an FP6381A chip and its peripheral circuits.
8. The mobile hard disk cartridge with voltage stabilization and power-off protection functions as claimed in claim 7, wherein the second working power supply circuit comprises a P25Q40H chip and peripheral circuits thereof.
9. The portable hard disk drive case with voltage stabilizing and power-off protection functions as claimed in claim 8, wherein the portable hard disk drive power conversion circuit comprises a CA8134A chip and its peripheral circuits.
10. A mobile hard disk drive case with voltage stabilization and power-off protection functions as claimed in claim 9, wherein a power indicator circuit is further disposed on the circuit board, and the power indicator circuit comprises an IC-HM1160 chip and its peripheral circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222801378.4U CN218447231U (en) | 2022-10-24 | 2022-10-24 | Mobile hard disk cartridge with voltage stabilization and power-off protection functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222801378.4U CN218447231U (en) | 2022-10-24 | 2022-10-24 | Mobile hard disk cartridge with voltage stabilization and power-off protection functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218447231U true CN218447231U (en) | 2023-02-03 |
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ID=85070839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222801378.4U Active CN218447231U (en) | 2022-10-24 | 2022-10-24 | Mobile hard disk cartridge with voltage stabilization and power-off protection functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218447231U (en) |
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2022
- 2022-10-24 CN CN202222801378.4U patent/CN218447231U/en active Active
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