CN2645118Y

CN2645118Y - Indicating lamp display mode control device

Info

Publication number: CN2645118Y
Application number: CN 03276362
Authority: CN
Inventors: 赵毅; 刘畅
Original assignee: Lenovo Beijing Ltd
Current assignee: Lenovo Beijing Ltd
Priority date: 2003-08-18
Filing date: 2003-08-18
Publication date: 2004-09-29
Anticipated expiration: 2013-08-18

Abstract

The utility model discloses a device that employs indicator to display the status control, comprising thermistors connected in series, a LED indicator, a current-limiting resistance, a temperature indicating circuit composed of powers and a heat pipe; wherein, the heat pipe is connected between the thermistors and computer heating elements with heat conduct glue. When the heat of the computer heating elements is excessive, the value of the thermistors decreases, and the distributed voltage of the LED indicator changes, which leads to the luminance change of the LED indicator. The change of the luminance indicates the heating status of the computer. The utility model is able to guide the user to take appropriate actions when the computer is under high temperature so as to prevent any negative effects resulted from long hours operation under high temperature shortening the lifecycle of the computer, or any negative effects on lifecycle of the computer and key information loss due to breakdown or automatic shutoff of the computer when turning off the computer upon saving key information. The utility model has the advantages of compact design, easy operation, and low cost.

Description

The device of pilot lamp show state control

Technical field

The utility model relates to a kind of device of pilot lamp show state control, be meant a kind of situation of the temperature change according to CPU or computer heating components and parts such as video card, chipset, internal memory etc. especially, regulate the pilot lamp show state, make the computing machine user understand the device of the pilot lamp show state control of CPU or computer heating components and parts heating situation immediately, belong to electronic technology field.

Background technology

Slack-off or the long-time not reaction of the speed of computer working procedure takes place, crashes, phenomenons such as shutdown automatically in the use of computing machine in user sometimes; The reason that causes this phenomenon to take place is that CPU or other components and parts are overheated greatly.In fact, the user can not understand intuitively for the reason that causes this phenomenon, and overheated at CPU or other components and parts, causes these phenomenons that the generation of this situation takes place can not predict before; So often when these situations occurring, owing to there are not enough preparations, the capsule information that the important documents that causes writing is not preserved or stored are lost, and perhaps are affected because of the work of CPU long term high temperature causes the computer work life-span.

In order to address this problem, industry has been made various effort, great majority are the methods that adopt software and hardware combining, temperature sensor is set in computing machine, be used to gather the heating data of CPU or other components and parts, then, again the data of being gathered be input in the computing machine, by corresponding software and hardware in the computing machine this signal is handled, be shown to again on the display interface of computing machine.But this way exists following problem: at first, adopt this method to need cooperation between the software and hardware, technology realizes going up relative complex, and cost is also than higher; Secondly, during state to cisco unity malfunction, software also can not normally move, so this method in fact can't realize substantially if computing machine itself has generated heat.

The utility model content

Fundamental purpose of the present utility model is at the deficiencies in the prior art, a kind of device of pilot lamp show state control is provided, situation according to the temperature change of computer heating components and parts, regulate the Show Color or the show state of pilot lamp, make the computing machine user in time understand CPU heating situation, and make corresponding processing, avoid computer because long term high temperature work cause is caused to the influence in serviceable life with because of crash, shut down automatically etc. and lose capsule information and the harmful effect in computer work life-span.

Another purpose of the present utility model is at the deficiencies in the prior art, and a kind of device of pilot lamp show state control is provided, and it is easy, simple in structure, with low cost to make it to realize technically.

The purpose of this utility model is achieved in that

A kind of device of pilot lamp show state control, comprise temperature display circuit and the heat pipe formed by thermistor, LED light, resistance, the power supply of mutual series connection, wherein, one end and the thermistor of heat pipe are affixed, the other end and computer heater element are affixed, in order not influence the conduction of heat fixedly the time, the affixed employing thermal resistance of an end of heat pipe and thermistor heat-conducting glue little, that cementability is good is adhesively fixed; As computer heater element surface metal fin is arranged, can be fixing by welding, if the heater element surface exposure can be adhesively fixed by heat-conducting glue.

In the utility model, described computer heater element is CPU or video card or chipset or internal memory.

Computer is when work, and in the heating of computer heater element just often, the resistance of thermistor is very big, and the voltage that is distributed on the LED light is very little, and it is luminous to be not enough to drive this pilot lamp, so pilot lamp does not work; When the heating of computer heater element becomes big, its heat is transmitted on the thermistor by heat pipe, the resistance of thermistor is changed, voltage distribution changes, and when the computer heater element generates heat when excessive, the resistance of thermistor drops to very little, make the voltage that is assigned on the LED light become big, LED light is luminous, and indication computer heater element heating at this moment is excessive, and the prompting user deals with to this.

In sum, the device of the pilot lamp show state control that the utility model provides can be according to the thermal value of computer heater element, when high temperature, point out the user to close some unnecessary programs to reduce the CPU working load in the mode of pilot lamp, avoid computer in of the influence of long term high temperature work cause to serviceable life, perhaps capsule information are filed the back shutdown a little while with avoid because of crash, shutdown etc. causes and loses capsule information and to the harmful effect in computer work life-span automatically.And the utility model is simple in structure, and is convenient and easy, with low cost.

Description of drawings

Fig. 1 is the structural representation of the utility model one embodiment;

Fig. 2 is the temperature display circuit synoptic diagram among Fig. 1.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing and specific embodiment:

The utility model relates to the device of a kind of pilot lamp show state control, is used to show computer heater element, state when temperature too high excessive in thermal value, make the user can according to this moment each heater element of computer febrile state make corresponding processing.Below be example with the febrile state that shows CPU, the explanation in addition detailed to the utility model.

Referring to Fig. 1, Fig. 2, Fig. 1 is the structural representation of present embodiment, Fig. 2 is the temperature display circuit synoptic diagram among Fig. 1, in mainframe box, next door at the heat radiator 2 of CPU 1 is provided with temperature display circuit 4, for the heat on the heat radiator 2 of CPU 1 is transmitted in the temperature display circuit 4, display device by wherein shows, between the heat radiator 2 of CPU 1 and the thermistor 6 in the temperature display circuit 4, a heat pipe 3 is set, one end of heat pipe 3 fully contacts with heat radiator 2, fixing by the scolding tin welding, the other end fully contacts with thermistor 6, in order to make its fixedly connected conduction that does not influence heat, fixedly employing heat-conducting glue at heat pipe 3 and thermistor 6 is adhesively fixed, and heat-conducting glue has very strong cementability, and thermal resistance is little, not only can be fixed together thermistor and heat pipe well, and strengthen heat-conducting effect.

In the present embodiment, because CPU has fan 5 heat radiation, so by heat pipe extended to fan from thermistor, CPU passed to heat pipe with heat, fan dispels the heat to heat pipe, and is indirect for CPU dispels the heat, and further strengthened the radiating effect of CPU.

The enlarged drawing of temperature display circuit 4 as shown in Figure 2, temperature display circuit 4 comprises battery 9, the LED light 10 of thermistor 6, resistance 8,1.5V, wherein, the battery 9 of thermistor 6, resistance 8,1.5V, LED light 10 are connected into the loop of a sealing by lead.Owing to the resistance of thermistor 6 along with variation of temperature changes, according to Ohm law, the electric current in this loop changes, and the voltage distribution at LED light 10 two ends is changed, cause the brightness of display lamp 10 to change, thereby make the user know the state of temperature of current C PU intuitively.

When the computer temperature just often, the temperature that is to say CPU radiating fin 2 is during less than 50 degrees centigrade, the resistance of thermistor 6 is thousands of Europe, at this moment, because the resistance value (tens of Europe) of pilot lamp 10 is much smaller than thermistor 6, pilot lamp 10 two ends can not be assigned to voltage substantially, and pilot lamp 10 can not be shinny; When the CPU working temperature raises; when making the temperature of CPU radiating fin 2 reach more than 80 ℃; the resistance of thermistor significantly is reduced to several Europe; at this moment the voltage that is assigned to of pilot lamp 10 two ends significantly rises; pilot lamp is lighted; and carrying out orange optical flare, the prompting user has a rest shut down of computer for a moment or turns off certain applications to protect computer and to avoid data to lose.

The utility model not only can be indicated the febrile state of CPU, can also indicate the febrile state of other computer heater element, and as video card, chipset, internal memory or the like, its structure is identical with the display structure of CPU among the embodiment and separate.Like this, when being provided with the device of such pilot lamp show state control for different heater elements, promptly can demonstrate the situation of different heat element.

It should be noted that at last: above embodiment only in order to the explanation the utility model and and the described technical scheme of unrestricted the utility model; Therefore, although this instructions has been described in detail the utility model with reference to each above-mentioned embodiment,, those of ordinary skill in the art should be appreciated that still and can make amendment or be equal to replacement the utility model; And all do not break away from the technical scheme and the improvement thereof of spirit and scope of the present utility model, and it all should be encompassed in the middle of the claim scope of the present utility model.

Claims

1, a kind of device of pilot lamp show state control, it is characterized in that: comprise temperature display circuit and the heat pipe formed by thermistor, LED light, resistance, the power supply of mutual series connection, wherein, one end of heat pipe is fixedlyed connected with thermistor, and the other end is fixedlyed connected with the computer heater element.

2, the device of pilot lamp show state according to claim 1 control is characterized in that: described heat pipe and being connected of thermistor are by the heat-conducting glue connection that is adhesively fixed.

3, the device of pilot lamp show state according to claim 1 control is characterized in that: described heat pipe and being connected of computer heater element are to be fixedly connected by welding or the heat-conducting glue connection that is adhesively fixed.

4, according to the device of the described arbitrary pilot lamp show state control of claim 1-3, it is characterized in that: described computer heater element is CPU or video card or chipset or internal memory.