CN101661422B - Over-temperature protection device and over-temperature protection method of hard disk - Google Patents
Over-temperature protection device and over-temperature protection method of hard disk Download PDFInfo
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Abstract
The invention discloses an over-temperature protection device of a hard disk, which is suitable for monitoring the temperature of the hard disk in an electronic device. The over-temperature protection device comprises the hard disk, a thermal sensor and a data input/output filtering module, wherein the hard disk is used for storing a software program, and the thermal sensor is used for sensing the temperature of the hard disk. When the thermal sensor detects that the temperature of the hard disk rises to a first set temperature, the data input/output filtering module prohibits the hard disk from being accessed, and when the thermal sensor detects that the temperature of the hard disk drops to a second set temperature, the data input/output filtering module allows the hard disk to be accessed.
Description
Technical field
The present invention has about a kind of over-temperature protection device, relates to especially a kind of hard disk over-temperature protection device and hard disk excess temperature protection method.
Background technology
Computer equipment needs to operate in the environment of high temperature or sealing sometimes, along with the rising of temperature, can cause electronic component overheated and misoperation or fault, therefore that the effective monitoring of heat energy and management just become is suitable important.In addition, many electronic equipments must possess the function of water proof and dust proof, and its shell mechanism is often looked demand and designed according to water proof and dust proof standard (Ingress Protection, IP) grade.These electronic equipments have possessed the characteristic of water proof and dust proof on the one hand, have but suppressed on the other hand the diffusion of internal heat energy.
With panel computer (Tablet PC), if the environment temperature of computer system running is 60 while spending, in fact the temperature of internal hard drive may exceed the working temperature that hard disk itself can bear up to 85 degree, under this situation, can cause computer system for example, when machine (generation of blue screen Blue Screen).While hard disk still being worked on if user now still operates use computer, may cause the damage of hard disc data loss or hard disk.
Summary of the invention
Based on above consideration, the object of the present invention is to provide a kind of can monitoring computer in over-temperature protection device and the hard disk excess temperature protection method of hard disk temperature, to prevent that hard disk is because of the overheated loss of working as machine or data that produces computer.
In view of this, the present invention discloses a kind of hard disk over-temperature protection device, is applicable to monitor the hard disk temperature in an electronic installation, comprises hard disk, thermal sensor and data input and output filtering module.Hard disk is in order to store software programs, and thermal sensor is in order to the temperature of sensing hard disk.The temperature rise that detects hard disk when thermal sensor reaches first both during fixed temperature, data input and output filtering module forbids that hard disk is accessed, and the temperature that detects hard disk when thermal sensor declines and reach second both during fixed temperature, data input and output filtering module allows hard disk to be accessed.
The present invention provides a kind of hard disk excess temperature protection method in addition, is applicable to the hard disk temperature of monitoring computer system.Store software programs, within hard disk, arranges thermal sensor in hard disk, in order to the temperature of sensing hard disk, and the temperature of detecting hard disk.When the temperature rise of hard disk reaches first both during fixed temperature, control data input and output filtering module and forbid that hard disk is accessed, and reach second both during fixed temperature when the temperature of hard disk declines, control data input and output filtering module permission hard disk and be accessed.
Accompanying drawing explanation
Fig. 1 is according to the calcspar of the hard disk over-temperature protection device 10 described in a preferred embodiment of the present invention.
Fig. 2 A and Fig. 2 B are the operational flowchart of the hard disk over-temperature protection device 10 described in the embodiment of Fig. 1 according to the present invention.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly, and coordinate appended graphicly, be described in detail below.
Fig. 1 is according to the calcspar of the hard disk over-temperature protection device 10 described in a preferred embodiment of the present invention; comprise BIOS (Basic Input/Output System, Basic Input or Output System (BIOS)) 100, keyboard controller 101, thermal sensor 102, hard disk 103, hard disk control device 1031, screen display module 104, display device 105, data input and output filtering module (Data I/O module) 106, power supply unit 107 and data transmission pipeline 108.
Fig. 2 A and Fig. 2 B are operating process Figure 20 of the hard disk over-temperature protection device 10 described in the embodiment of Fig. 1 according to the present invention.In step S100, keyboard controller 101 is monitored the temperature of hard disk 103.In step S101, keyboard controller 101 judges whether the temperature of hard disk 103 rises and reaches the first both fixed temperature, for example 85 ℃.If the temperature of hard disk 103 does not rise, reach the first both fixed temperature, get back to step S100, continue the temperature of monitoring hard disk 103.Otherwise if the temperature rise of hard disk 103 reaches the first both fixed temperature, flow process proceeds to S102.In step S102, the temperature rise that detects hard disk 103 when keyboard controller 101 reaches first both during fixed temperature, send hard disk excess temperature signal S1 to BIOS100 the excess Temperature with notice BIOS100 hard disk 103, wherein hard disk excess temperature signal S1 can be look-at-me, for example system control interrupt event (System Control Interrupt event, SCI event).In step S103, BIOS100 sends excess temperature warning message display signal S2 to screen display module 104 after receiving hard disk excess temperature signal S1, with notification screen display module 104, control display device 105 and show excess temperature warning message, wherein excess temperature warning message comprises user's option in addition, in order to allow user decide in its sole discretion, whether want this user's option of activation to take further step to avoid the too high situation of hard disk temperature, and excess temperature warning message display signal S2 can be notification event (Notify event).In step S104, screen display module 104 is controlled display device 105 according to excess temperature warning message display signal S2 and is shown that excess temperature warning message is to notify the excess Temperature of user's hard disk 103.Other one carry be, in this step, screen display module 104 also can be controlled display device 105 and shows that in addition relevant message prompting users store current action in advance, in case locking system causes preserving current action while working as machine because hard disk temperature is too high.In step S105, system wait user determines whether to want this user's option of activation.If user determines this user's option of not activation, represent the too high situation of hard disk temperature not take any safeguard measure, therefore flow process ends at S118.Otherwise if user selects the above-mentioned user's option of activation, flow process proceeds to S106.In step S106, a flag in screen display module 104 setting data input and output filtering modules 106.In step S107, after this flag is set, data input and output filtering module 106 can forbid that hard disk 103 is accessed according to the flag of this setting.In step S108, data input and output filtering module 106 notifies BIOS100 to be ready for.Finally, in step S109, BIOS100 controls power supply unit 107 stop supplies electric power to hard disk 103.
It is more than the solution proposing while the present invention is directed to the excess Temperature of hard disk 103, hard disk 103 can make temperature reduce in the situation that not having electric power to provide, at least because no longer operating, hard disk can make hard disk no longer heat, and now operating system and application program still can continue to carry out the irrelevant work of other and access hard disk 103 in the random access memory of system (System RAM), can't cause computer system whole work all can be suspended because of hard disk 103 excess Temperatures.How following the present invention will make hard disk 103 resume work after the temperature that hard disk 103 is discussed is down to acceptable scope.
In step S110, keyboard controller 101 continues the temperature of detecting hard disk 103.In step S111, keyboard controller 101 judges whether the temperature of hard disk 103 declines and reaches the second both fixed temperature, for example 75 ℃.If the temperature of hard disk 103 does not decline, reach the second both fixed temperature, get back to step S109, continue the temperature of monitoring hard disk 103.Otherwise, if declining, the temperature of hard disk 103 reaches the second both fixed temperature, flow process proceeds to S112.In step S112, the temperature that detects hard disk 103 when keyboard controller 101 declines and reaches second both during fixed temperature, sending hard disk temperature stablizes signal S3 and reduces with the temperature of notice BIOS100 hard disk 103 to BIOS100, wherein to stablize signal S3 can be a look-at-me to hard disk temperature, for example system control interrupt event.In step S113, BIOS100 receives after hard disk temperature is stablized signal S3 and controls power supply unit 107 recovery supply electric power to hard disk 103.After the power recovery of hard disk 103, in step S114, BIOS100 sends excess temperature warning message and removes signal S4 to screen display module 104, with notification screen display module 104, control display device 105 and remove above-mentioned excess temperature warning message, wherein excess temperature warning message removing signal S4 can be notification event.In step S115, screen display module 104 is removed signal S4 control display device 105 according to excess temperature warning message and is removed excess temperature warning message, with the temperature of notifying user's hard disk 103, reduces.In step S116, when display device 105 removes after excess temperature warning message, screen display module 104 flag in input and output filtering module 106 that clears data.In step S117, after this flag is eliminated, data input and output filtering module 106 can allow hard disk 103 to be accessed according to the flag of this removing.After the data access of hard disk 103 is recovered, flow process comes back to step S100, continues the temperature of monitoring hard disk 103.
Although must be noted that the above embodiments of the present invention disclosed with power supply unit 107 stop/recovering supply electric power to hard disk 103, also can have alternative mode.This mode is exactly that power supply unit 107 continues supply electric power forever to hard disk 103, in the situation that power supply unit 107 continues supply electric power to hard disk 103, after forbidding the access of hard disk 103, by hard disk control device 1031 (as shown in Figure 1), the running of hard disk 103 is interrupted/stopped, or the rotating speed of reduction hard disk 103, and when before the access of permission hard disk 103, the running of hard disk 103 is restarted/started, or promote the rotating speed of hard disk 103.
In addition, although the above embodiments of the present invention have disclosed first both both two temperature of fixed temperature of fixed temperature and second, these two temperature also can equate, that is first both fixed temperature equal the second both fixed temperature.In other words, only have a temperature door, in this case, when hard disk temperature is during higher or lower than this temperature door, system can be carried out above-mentioned relevant action.
Though the present invention discloses as above with preferred embodiment; so it is not in order to limit scope of the present invention; any disengaging in the spirit and scope of the present invention, when doing a little change and retouching, therefore protection scope of the present invention is when being as the criterion depending on the accompanying claim person of defining.
Claims (22)
1. a hard disk over-temperature protection device, is applicable to monitor the hard disk temperature in an electronic installation, it is characterized in that, comprising:
Hard disk, store software programs;
Thermal sensor, in order to the temperature of the above-mentioned hard disk of sensing;
Keyboard controller, is coupled to above-mentioned thermal sensor, and by above-mentioned thermal sensor, detects the temperature of above-mentioned hard disk, and the temperature rise that wherein detects above-mentioned hard disk when above-mentioned keyboard controller reaches first both during fixed temperature, sends hard disk excess temperature signal; And
Data input and output filtering module, the said temperature that detects above-mentioned hard disk when above-mentioned keyboard controller rises and reaches first both during fixed temperature, above-mentioned data input and output filtering module forbids that above-mentioned hard disk is accessed, and the said temperature that detects above-mentioned hard disk when above-mentioned keyboard controller declines and reach second both during fixed temperature, above-mentioned data input and output filtering module allows above-mentioned hard disk to be accessed;
Power supply unit, after forbidding that above-mentioned hard disk is accessed, above-mentioned power supply unit stop supplies electric power is to above-mentioned hard disk;
Hard disk control device, after forbidding that above-mentioned hard disk is accessed, above-mentioned hard disk control device interrupts/stops the running of above-mentioned hard disk or reduces the rotating speed of above-mentioned hard disk;
Basic Input or Output System (BIOS), according to hard disk excess temperature signal control power supply unit stop supplies electric power to above-mentioned hard disk or control hard disk control device and interrupt/stop the running of above-mentioned hard disk or reduce the rotating speed of above-mentioned hard disk.
2. hard disk over-temperature protection device according to claim 1, is characterized in that,
Before allowing above-mentioned hard disk to be accessed, above-mentioned power supply unit recovers supply electric power to above-mentioned hard disk.
3. hard disk over-temperature protection device according to claim 1, is characterized in that,
Before allowing above-mentioned hard disk to be accessed, the running of above-mentioned hard disk is restarted/started to above-mentioned hard disk control device.
4. hard disk over-temperature protection device according to claim 1, is characterized in that,
Before allowing above-mentioned hard disk to be accessed, above-mentioned hard disk control device promotes the rotating speed of above-mentioned hard disk.
5. hard disk over-temperature protection device according to claim 2, is characterized in that,
Above-mentioned Basic Input or Output System (BIOS) is also stablized the above-mentioned power supply unit of signal control according to hard disk temperature and is recovered supply electric power to above-mentioned hard disk; And
The said temperature that detects above-mentioned hard disk when above-mentioned keyboard controller declines and reaches above-mentioned second both during fixed temperature, and above-mentioned keyboard controller sends above-mentioned hard disk temperature and stablizes signal.
6. hard disk over-temperature protection device according to claim 5; it is characterized in that: above-mentioned Basic Input or Output System (BIOS) also sends an excess temperature warning message display signal according to above-mentioned hard disk excess temperature signal, and according to above-mentioned hard disk temperature, stablize signal transmission excess temperature warning message and remove signal.
7. hard disk over-temperature protection device according to claim 6, is characterized in that, also comprises:
Display device, in order to show excess temperature warning message; And
Screen display module, shows above-mentioned excess temperature warning message according to the above-mentioned display device of above-mentioned excess temperature warning message display signal control, and according to above-mentioned excess temperature warning message, removes the above-mentioned display device of signal control and remove above-mentioned excess temperature warning message.
8. hard disk over-temperature protection device according to claim 7; it is characterized in that: above-mentioned data input and output filtering module also comprises flag; when above-mentioned flag is set; above-mentioned data input and output filtering module is to forbid that according to the flag of above-mentioned setting above-mentioned hard disk is accessed; and when above-mentioned flag is eliminated, above-mentioned data input and output filtering module is to allow above-mentioned hard disk to be accessed according to the flag of above-mentioned removing.
9. hard disk over-temperature protection device according to claim 8, is characterized in that: above-mentioned screen display module is also set above-mentioned flag according to above-mentioned excess temperature warning message display signal, and according to above-mentioned excess temperature warning message, removes signal and remove above-mentioned flag.
10. hard disk over-temperature protection device according to claim 1, is characterized in that: above-mentioned thermal sensor is attached at the said temperature with the above-mentioned hard disk of sensing on the surface of above-mentioned hard disk.
11. hard disk over-temperature protection devices according to claim 5, is characterized in that: it is look-at-me that above-mentioned hard disk excess temperature signal and above-mentioned hard disk temperature are stablized signal.
12. hard disk over-temperature protection devices according to claim 6, is characterized in that: it is notification event that above-mentioned excess temperature warning message display signal and above-mentioned excess temperature warning message are removed signal.
13. hard disk over-temperature protection devices according to claim 5, is characterized in that: above-mentioned keyboard controller is coupled to above-mentioned thermal sensor by System Management Bus.
14. hard disk over-temperature protection devices according to claim 1, is characterized in that: above-mentioned first both fixed temperature be more than or equal to the above-mentioned second both fixed temperature.
15. hard disk over-temperature protection devices according to claim 7; it is characterized in that: above-mentioned excess temperature warning message comprises user's option; when above-mentioned user's option activation, above-mentioned data input and output filtering module forbids that according to user's option of this activation above-mentioned hard disk is accessed.
16. 1 kinds of hard disk excess temperature protection methods, are applicable to monitor the temperature that stores the hard disk of software program in electronic installation, it is characterized in that, comprising:
Thermal sensor is set in above-mentioned hard disk, in order to the temperature of the above-mentioned hard disk of sensing; And
Keyboard controller is coupled to above-mentioned thermal sensor, and by above-mentioned thermal sensor, detects the said temperature of above-mentioned hard disk;
When the said temperature of above-mentioned hard disk rises, reach first both during fixed temperature, keyboard controller send look-at-me to Basic Input or Output System (BIOS) the excess Temperature with notice Basic Input or Output System (BIOS) hard disk;
Control data input and output filtering module and forbid that above-mentioned hard disk is accessed;
Data input and output filtering module notice Basic Input or Output System (BIOS) is ready for;
Basic Input or Output System (BIOS) control power supply unit stop supplies electric power is to hard disk, or controls the rotating speed that hard disk control device interrupts/stops the running of above-mentioned hard disk or reduces above-mentioned hard disk; And
When the said temperature of above-mentioned hard disk declines, reach second both during fixed temperature, control above-mentioned data input and output filtering module and allow above-mentioned hard disk to be accessed.
17. hard disk excess temperature protection methods according to claim 16, is characterized in that, also comprise:
Allow above-mentioned hard disk to be accessed front recovery supply electric power to above-mentioned hard disk.
18. hard disk excess temperature protection methods according to claim 16, is characterized in that, also comprise:
Before allowing above-mentioned hard disk to be accessed, restart/start the running of above-mentioned hard disk.
19. hard disk excess temperature protection methods according to claim 16, is characterized in that, also comprise:
Allow above-mentioned hard disk to be accessed prerequisite and go up the rotating speed of stating hard disk.
20. hard disk excess temperature protection methods according to claim 16; it is characterized in that: when the said temperature of above-mentioned hard disk rises, reach above-mentioned first both during fixed temperature; also show that excess temperature warning message is in display device; and drop to above-mentioned second both during fixed temperature when the said temperature of above-mentioned hard disk, remove the above-mentioned excess temperature warning message in above-mentioned display device.
21. hard disk excess temperature protection methods according to claim 16, is characterized in that: above-mentioned first both fixed temperature be more than or equal to the above-mentioned second both fixed temperature.
22. hard disk excess temperature protection methods according to claim 20; it is characterized in that: above-mentioned excess temperature warning message comprises user's option; when above-mentioned user's option activation; according to the flag in the above-mentioned data input and output of the user's set of options filtering module of this activation, control above-mentioned data input and output filtering module and forbid that above-mentioned hard disk is accessed.
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| CN200810198134.3A CN101661422B (en) | 2008-08-29 | 2008-08-29 | Over-temperature protection device and over-temperature protection method of hard disk |
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| CN200810198134.3A CN101661422B (en) | 2008-08-29 | 2008-08-29 | Over-temperature protection device and over-temperature protection method of hard disk |
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| CN103885870A (en) * | 2012-12-22 | 2014-06-25 | 鸿富锦精密工业（深圳）有限公司 | Temperature detecting system |
| CN105320015A (en) * | 2014-06-03 | 2016-02-10 | 中国科学院微电子研究所 | Over-temperature early warning and over-temperature protection method and device based on microcontroller |
| CN105279041B (en) * | 2015-11-11 | 2018-06-22 | 广东欧珀移动通信有限公司 | A kind of method and device restarted automatically after terminal crash |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2601452Y (en) * | 2002-09-06 | 2004-01-28 | 北京曙光天演信息技术有限公司 | Warm plug-in hard disk cartridge with monitoring setup |
| CN1622040A (en) * | 2003-11-24 | 2005-06-01 | 顺德市顺达电脑厂有限公司 | Computer device abnormal detection and protection method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2601452Y (en) * | 2002-09-06 | 2004-01-28 | 北京曙光天演信息技术有限公司 | Warm plug-in hard disk cartridge with monitoring setup |
| CN1622040A (en) * | 2003-11-24 | 2005-06-01 | 顺德市顺达电脑厂有限公司 | Computer device abnormal detection and protection method |
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