CN100395934C - Device and method for detecting and protecting power supply connection state - Google Patents

Abstract

The device for detecting and protecting power supply connection state is set in information processing system, and includes detection method and protection device, the detection method is used for detecting the connection state of working power supply between information processing system and every subsystem and interface, and can display the detection result, if the working power supply is not mounted in the subsystem and interface, the protection device can lock the working power supply so as to attain the goal of protecting information processing system.

Description

Device and method for detecting and protecting power connection state

technical field

The invention relates to a detection and protection device and its method, in particular to a detection and protection device and its method which are applied to detect the power supply connection state in an information processing system and have a display detection function.

Background technique

With the development of information technology, people have more and more opportunities to use electronic products, and with the rapid development of science and technology, people are increasingly relying on the use of information processing devices, ranging from enterprise systems to small households and individuals. To improve the efficiency of work and research, people are using information processing systems.

In order to cope with a large number of usage requirements, an information processing system usually has several subsystems in an information processing system. This subsystem includes various peripheral interface devices to assist the information processing system to complete various tasks, but If the information processing system is too large, it will cause difficulties in maintenance. If the power supply of some subsystems is not completely connected when the information processing system is turned on (starting up), it will often cause the information processing system to lose part of its functions, or even Damage to an information handling system or its subsystems due to incomplete power connections.

If the above-mentioned damage occurs, the maintenance procedure is even more trivial and troublesome, because usually an information processing system is connected with many subsystems, so it is difficult to judge the fault point with incomplete power supply connection, which will cause inconvenience for users to maintain, so How to detect the power supply connection status between the information processing system and the subsystems, and then simplify the fault maintenance of incomplete connection, is the technical problem to be solved by the present invention.

Contents of the invention

The object of the present invention is to provide a device and method for detecting and protecting the power connection state, so as to detect the power connection state of each subsystem and interface and the information processing system, and protect the information processing system when the power connection is incomplete.

Technical scheme of the present invention is as follows:

A device for detecting and protecting the connection state of a power supply, which is installed in an information processing system, and detects a power supply connection state of at least one subsystem in the information processing system when starting a working power supply of the information processing system, the device includes : At least one protection module, the protection module is connected with the subsystem, the protection module is used to display the power connection status of the subsystem, and when an error occurs in the power connection status, the working power supply is locked; and a detection module, the The detection module is connected with the protection module, and the detection module is used to detect the status of the protection module, and when the power connection status of all the subsystems is normal, start the information processing system and display the status of the information processing system .

The device for detecting and protecting the power supply connection state of the present invention, wherein: the protection module further includes: a display unit connected to a backup power supply, and the display unit is used to display the power supply connection state of the subsystem; A locking unit, the locking unit is used to control the working power supply, and generates a switching signal when the power supply connection state of the subsystem is normal; and a switching unit, the switching unit is connected with the locking unit and the display unit, the The switching unit is used for switching the display state of the display unit after receiving the switching signal.

The device for detecting and protecting the power connection state of the present invention, wherein: the detection module further includes a state display component for displaying the power connection state of the information processing system and the subsystem.

In the device for detecting and protecting the connection state of the power supply according to the present invention, the locking unit is a programmable logic controller.

In the device for detecting and protecting the connection state of the power supply according to the present invention, the display unit further includes a light emitting diode.

In the device for detecting and protecting the power supply connection state of the present invention, wherein: the switching unit further includes a transistor.

A method for detecting and protecting the connection state of a power supply according to the present invention, the method is applied to an information processing system, and includes the following steps: start a working power supply of the information processing system, and check a power switch of the information processing system ; when the power switch is turned on, check the power connection status of at least one subsystem connected to the information processing system; and when the power connection status is normal, the power status display component displays correct information.

The method for detecting and protecting the connection status of the power supply according to the present invention, wherein: if the connection status of the power supply is abnormal, the working power supply is locked and an error message is displayed by a power supply status display component.

The method for detecting and protecting the power connection status of the present invention further includes a step of starting the information processing system when the power connection status is normal.

In the method for detecting and protecting the connection state of the power supply of the present invention, wherein: the power supply state display component is a light emitting diode.

According to the present invention, it is used to detect the connection of the working power supply between the information processing system and each subsystem and interface, and display the detection result. If there is a working power supply in the subsystem and interface that has not been installed, the protection device will The working power supply is locked to achieve the purpose of protecting the information processing system.

Description of drawings

Fig. 1 is a system architecture diagram of a device for detecting and protecting the power supply connection status of the present invention;

Fig. 2 is the operation flowchart of the method for detecting and protecting the power connection status of the present invention;

Fig. 3 is a diagram of an embodiment of the device for detecting and protecting the connection state of the power supply in the present invention.

Explanation of reference signs:

10 (a～n) protection modules

11 locking unit

12 switching units

13 trigger units

20 detection modules

21 Power status display components

30 Power start button

G ground terminal

SB standby power

Step 200 Start the auxiliary power supply

Step 210 Determine whether the power button of the information processing system is turned on

Step 220 Determine whether the power connection status of each subsystem and interface is normal

Step 230 Display the correct information of the power connection status

Step 240 Display error message of power connection status

Detailed ways

The present invention provides a device and method for detecting and protecting a power connection state. Please refer to FIG. 1 , which is a system architecture diagram of a device for detecting and protecting a power connection state according to the present invention.

The device for detecting and protecting the connection state of the power supply involved in the present invention is installed in the information processing system. When the user activates the working power of the information processing system, the present invention detects the connection between the information processing system and each subsystem and interface. In the state of power supply connection, this device includes: a protection module 10 and a detection module 20. The protection module 10 can be provided with multiple groups, and the number of groups is set to match the subsystems, and is connected with each subsystem. The protection module 10 is used for Display the power connection status of subsystems and interfaces with the information processing system, and when an error occurs in the power connection status, lock the working power to prevent damage caused by starting the system when the connection is incomplete.

This protection module 10 also includes: a locking unit 11, a display unit 12 and a switching unit 13, wherein the display unit 12 can be composed of a light emitting diode (LED) and connected to the standby power supply SB, which is an information processing system Stand by power, when the power connection state between the subsystem and the information processing system is not fully connected, the standby power SB is transmitted to the ground terminal G through the display unit 12, so that the display unit 12 emits bright light to display Its abnormal state, and locking unit 11 is a programmable logic controller (Programmable Logic Controller; PLC), is used for controlling working power supply, and when the power connection state of subsystem is normal, produces a switching signal and transmits to switching unit 13, The switching unit 13 is composed of a transistor (Transistor), and is connected to the locking unit 11 and the display unit 12. When the switching unit 13 receives the switching signal, it switches to turn off the light of the display unit 12.

The detection module 20 is connected with the protection module 10, and the detection module 20 is used to detect the state of the protection module 10, and when the power supply connection state of the subsystem is normal, the mode of judging is that the switching signal generated by the locking unit 11 is The basis is that when all the power connections are in normal state, the information processing system can be started, and at the same time, the state of the information processing system is transmitted to the power state display component 21 for display.

Next, the method for detecting and protecting the power connection state of the present invention will be described in detail. Please refer to FIG. 2 for the operation flow chart of the method for detecting and protecting the power connection state of the present invention.

The method for detecting and protecting the power connection state of the present invention has the following steps: first start the auxiliary power supply (step 200), then judge whether the power button of the information processing system is turned on by the detection module 20 (step 210), if the power supply is not started, then It is continuously detected by the detection module. If the power button is turned on, it is judged whether the power connection status of each subsystem and interface is normal (step 220). If the power connection status of each subsystem is normal, the power status display component 21 displays the power The connection state is correct message (step 230). If the power connection state of each subsystem is not normal, the power supply state display component 21 displays a power connection state error message (step 240).

Finally, an embodiment of the device for detecting and protecting the power connection state of the present invention is given for illustration. Please refer to FIG. 3 , which is a diagram of an embodiment of the device for detecting and protecting the power connection state of the present invention.

The device for detecting and protecting the connection state of the power supply provided by the present invention is set in the information processing system, and the information processing system includes a plurality of groups of protection modules 10a-10n, which are respectively used to connect the power supply of the display subsystem and the interface to the information processing system state, and when an error occurs in the power connection state, the working power supply is locked to prevent the damage caused by starting the system when the connection is incomplete. The power supply connection status between subsystems and interfaces, if the power supply connection status of some subsystems is incomplete, then the protection modules 10a-10n connected to this subsystem will send a display message to notify the user, and each protection module 10a-10n will also Its status is transmitted to the detection module 20 for integration. If the power supply connection status of all subsystems is very good, a green light will be displayed by the power supply status display component 21, indicating that the power supply connection status is good, and the program for starting the information processing system will be entered. When the power connection status of some subsystems is not complete, the power status display unit 21 will display a red light to warn the user, and at the same time, the protection modules 10a-10n with incomplete connection will also be displayed at the same time, and the user can according to the display state, easily find faults to be eliminated.

Although the present invention has been disclosed as above with preferred embodiments, they are not intended to limit the present invention. Any skilled person can make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the protection scope of the present invention should be defined by the protection scope of the claims of the present application.

Claims (10)

1. A device for detecting and protecting the power supply connection state, which is installed in an information processing system, and detects a power supply connection state of at least one subsystem in the information processing system when starting a working power supply of the information processing system, the device Contains: At least one protection module, the protection module is connected with the subsystem, and the protection module is used to display the power connection status of the subsystem, and lock the working power supply when an error occurs in the power connection status; and A detection module, the detection module is connected with the protection module, the detection module is used to detect the state of the protection module, and when the power supply connection status of all the subsystems is normal, start the information processing system and process the information The status of the system is displayed. 2. The device for detecting and protecting the connection state of power supply according to claim 1, characterized in that: the protection module also includes: A display unit, the display unit is connected to a standby power supply, and the display unit is used to display the power supply connection status of the subsystem; A locking unit, which is used to control the working power supply, and generates a switching signal when the power supply connection status of the subsystem is normal; and A switching unit, the switching unit is connected with the locking unit and the display unit, and the switching unit is used to switch the display state of the display unit after receiving the switching signal. 3. The device for detecting and protecting the connection state of the power supply as claimed in claim 1, wherein the detection module further comprises a status display component, and the status display component is used to display the information processing system and the subsystem. Power connection status. 4. The device for detecting and protecting the power connection state as claimed in claim 2, wherein the locking unit is a programmable logic controller. 5. The device for detecting and protecting the power connection state as claimed in claim 2, wherein the display unit further comprises a light emitting diode. 6. The device for detecting and protecting the connection state of a power source as claimed in claim 2, wherein the switching unit further comprises a transistor. 7. A method for detecting and protecting a power connection state, the method is applied to an information processing system, and includes the following steps: Start a working power supply of the information processing system, and check a power switch of the information processing system; checking the power connection status of at least one subsystem connected to the information processing system when the power switch is turned on; and When the connection status of the power supply is abnormal, the working power supply is locked and an error message is displayed by a power supply status display component. 8. The method for detecting and protecting the connection status of a power supply as claimed in claim 7, wherein when the connection status of the power supply is normal, the power supply status display component displays a correct message. 9. The method for detecting and protecting a power connection state as claimed in claim 7, further comprising a step of turning on the information processing system when the power connection state is normal. 10. The method for detecting and protecting the connection status of a power supply as claimed in claim 7, wherein the power supply status display component is a light emitting diode.

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