KR200313931Y1 - Front pannel of computer case with temperature and nose control - Google Patents

Abstract

The front panel of the computer case equipped with the temperature and noise control function according to the present invention measures the internal temperature of the computer of the desired part through the temperature sensors 21 installed at a plurality of positions inside the computer case 1 and the front panel. While displaying on the FND 60 (FND) provided in the display unit 3, an alarm sounds when the measured temperature is higher than the set value. When the user operates the FNC button 33, the cooling fan 80 By controlling the rotation speed of the cooling fan 80 by adjusting the current value delivered to the) to control the noise generated by the computer step by step, arranged a plurality of LEDs 50 to the front to display the current operating state By allowing the user to identify in real time the current situation with respect to the temperature and noise, to alert the user at the same time to alert the user in the event of a sudden temperature rise, Accordingly, by manually adjusting the rotational speed of the cooling fan 80, there is an effect that can provide a pleasant computer environment by reducing the noise generated by the computer.

Description

Front panel of computer case with temperature and noise control function {FRONT PANNEL OF COMPUTER CASE WITH TEMPERATURE AND NOSE CONTROL}

The present invention relates to a computer case, and in particular, by measuring the temperature inside the computer of the desired part through a temperature sensor installed in a plurality of locations inside the computer case and displays on the FND of the display unit of the front panel and At the same time, if the measured temperature is over the set value, it generates an alarm sound.When user operates FNC button, the noise generated by computer is controlled by controlling the rotation speed of cooling fan by adjusting the current value delivered to cooling fan. Control by step by step, and by arranging a plurality of LEDs (LEDs) in front to display the current operating state, the temperature and noise control function that allows the user to identify the current situation regarding the temperature and noise in real time A front panel of a computer case provided.

In general, a computer is classified into a case (main body) and a monitor. The case includes a main board, a hard disk drive (HDD), a floppy disk drive (FDD), and a CPU and a memory (RAM). CD-ROM, CD, DVD, Power Supply, etc. are provided, the monitor is connected to the output port of the VGA card installed in the slot of the motherboard, the main It is configured to display the screen output through the board on the monitor.

In addition, after each component is mounted on the inside of the case, each component is connected to the motherboard through a connection cable, when the user operates the power button or reset button protruding on the outside of the case, the buttons are The main board operates according to the operation signal to start the computer.

Meanwhile, each component mounted inside the case emits heat to the outside during operation, and the temperature inside the case increases due to the released heat. When the temperature becomes higher than a predetermined level, the main board and the CPI are malfunctioned. The released heat must be discharged to the outside through the cooling fan because it may cause damage or damage.

However, in the conventional case, since the temperature inside the case cannot be visually checked by the user, even if the temperature inside the case rises sharply due to an unpredictable situation, the case cannot be recognized and coped with, and therefore, due to repair or replacement of parts. There is a concern that it may cause time and economic loss, and since the cooling fan operates at a constant rotational speed simultaneously with the startup of the computer, there is a problem that excessive noise is generated by the use of the computer.

The present invention has been devised to solve the above problems, the FND (FND) provided in the display unit of the front panel by measuring the temperature inside the computer of the desired part through the temperature sensor installed in a plurality of locations inside the computer case At the same time, if the measured temperature is over the set value, alarm sound is generated.When user operates FNC button, it generates from computer by controlling the rotation speed of cooling fan by adjusting the current value delivered to cooling fan. It is equipped with temperature and noise control function to control the noise to be step by step, and to arrange the plurality of LEDs on the front to display the current operation status so that the user can identify the current situation regarding the temperature and noise in real time. It is an object of the present invention to provide a front panel of a computer case.

1 is a perspective view schematically showing a computer case equipped with a temperature and noise control function according to the present invention,

FIG. 2 is an enlarged view schematically showing a display unit of a front panel in the computer case shown in FIG. 1;

3 is a block diagram schematically illustrating an operation state of a main PC in which a display unit of the front panel illustrated in FIG. 2 is implemented;

Figure 4 is a circuit diagram schematically showing a circuit configuration implemented as an embodiment of the main PC ratio according to the present invention,

Figure 5 is a perspective view schematically showing a thin film thermistor as an embodiment of the temperature sensor used in the present invention.

<Brief description of symbols for the main parts of the drawings>

1: case 2: front panel

3: front panel display section 4: main PC ratio

5: side PC ratio

10: Motherboard 11: Power Port

12: Power LED Port 13: Hard LED Port

14: power supply

20: Multiport 21: Temperature sensor

22: temperature measuring unit 23: connection port

30: power button 31: OCC button

32: TMC Button 33: FNC Button

40: micom 41: register

50: LED 51: power LED

52: hard LED 53: charging display LED

54: Temperature selection LED 55: Sensor selection LED

56: Noise selection LED

60: fendy 70: buzzer

80: cooling fan

90: reset button 91: mobile phone charging port

92: audio port 93: USB port

94: 1394 port

Hereinafter, the present invention will be described in detail by the accompanying drawings.

1 is a perspective view schematically showing a computer case equipped with a temperature and noise control function according to the present invention, FIG. 2 is an enlarged view schematically showing a display unit of a front panel in the case shown in FIG. 1, and FIG. 2 is a block diagram schematically illustrating an operation state of a main PC in which the display unit of the front panel shown in FIG. 2 is implemented, and FIG. 4 is a circuit diagram schematically showing a circuit configuration implemented therein as an embodiment of the main PC ratio according to the present invention. 5 is a perspective view schematically showing a thin film thermistor as an embodiment of a temperature sensor used in the present invention.

The front panel of the computer case equipped with the temperature and noise control function according to the present invention is mounted on the front of the computer case 1, and is provided at a predetermined portion inside the front panel 2 as shown in FIGS. A power button 30 for starting a computer, a plurality of buttons for instructing a set temperature, a temperature sensor 21 and a noise level according to a user's selection, an LED selectively lit according to the operation of the button, The main PC ratio 4, which is composed of a microcomputer 40 programmed to generate a predetermined control signal according to the operation of the button, and an integral electric circuit for performing a predetermined control operation according to the control signal of the microcomputer 40. (Main PCB); It is provided at a predetermined side of the front panel 2, and is composed of a reset button for restarting the computer, and a side PCB 5 (Side PCB) in which a plurality of input / output ports are integrally included.

The front panel display unit 3 is provided on the outside of the main PC 4 to allow the user to directly operate a plurality of buttons provided on the main PC 4 through the front panel display 3. In addition, the temperature display and the respective LED lighting output from the FND 60 provided in the main PC portion can also be immediately confirmed.

That is, the external shape of the front panel display unit 3 is provided in the front center portion as shown in FIG. 2 and the power button 30 for operating the main board 10 and the alarm sound when the inside of the computer is above the set temperature. OAC (OAC) button to select the temperature setting step by step, TMC (TMC) button to select the temperature sensor 21 to check the user of the plurality of installed temperature sensor 21, cooling fan FNC button to select the noise of the cooling fan 80 step by step by adjusting the rotation speed of the 80, and visually confirm the operation of each button and the power or hard disk operation and the state of charge of the mobile phone A plurality of LEDs to be selectively lit in accordance with the operation of the corresponding components, and F & D 60 (FND) displaying numerals or letters by lighting under the control of the microcomputer and the register 41. Consists of.

In addition, the main PC ratio 4 receives the converted voltage value through the temperature sensor 21 as shown in FIG. 3 and transmits the controlled current value to operate the cooling fan 80 and the main board 10. The multi-port 20 and a plurality of connection pins are integrally included to receive power from the, the voltage value or the OAC button 31 and the TMC transmitted from the temperature sensor 21 through the multi-port 20 The microcomputer 40 for outputting a predetermined control signal in accordance with the operation signal of the button 32 and the FNC button 33, and the register 41 for controlling the F & D 60 in accordance with the control signal of the microcomputer 40. ), An F & D 60 for displaying numerals or letters by turning on the control of the register 41, and a buzzer 70 for generating a beep sound in accordance with the control signal of the microcomputer 40. FIG.

The power button 30 is a switch for starting the computer by operating the main board 10 of the computer. The power button 30 is connected to the power port 11 provided in the main board 10 through the multiport 20.

In addition, as an embodiment of the present invention, the temperature sensor 21 is to use a thin film thermistor having an internal resistance of 7 ~ 13㏀ as shown in Figure 5, the one side of the temperature sensor 21 is detected Temperature measurement unit 22 is provided with a resistance value and a voltage value change in accordance with the temperature change, and the other side of the temperature sensor 21, the 2-pin connection port 23 to transfer the changed voltage value to the microcomputer 40 Is provided.

Accordingly, the temperature measuring unit 22 of the temperature sensor 21 is attached to a specific location with high heat generation, such as a CPI, a power supply, a VG card or a hard disk, and the connection port 23 of the temperature sensor 21 is multiported. When inserted into the 20, the voltage value changed by the temperature sensor 21 is transmitted to the microcomputer 40 through the multi-port 20, the microcomputer 40 in the temperature of the specific position by the built-in voltage / temperature program Is displayed on the F & D 60 through the register 41 and when the measured temperature is higher than the temperature set by the OCC button 31, the buzzer 70 is operated to generate an alarm sound.

The multi-port 20 is formed to include a plurality of pins integrally on the main PCB (4) substrate in which the front panel 2 according to the present invention is implemented as an embodiment, the temperature sensor 21 in each pin The power port 11, the power LED port 12, the hard LED port 13, the power supply terminal 14, the cooling fan 80 and the like are connected.

That is, the multi-port 20 is a connection path between the power and the signal, and transmits the voltage values output from the plurality of temperature sensors 21 to the microcomputer 40, and the power port 11 of the main board 10, the power supply. Connected to the LED port 12, the hard LED port 13, the power supply terminal 14 and the like to allow the user to operate the motherboard 10 directly from the front panel 2, and at the same time the front panel display (3) The operating state of the power and the hard to be displayed, and also serves to adjust the rotational speed of the cooling fan 80 in accordance with the signal transmitted from the microcomputer 40.

The microcomputer 40 uses the PIC16C711 as an embodiment of the present invention. The PIC16C711 chip is an 18-pin microcontroller having an A / D converter and external and internal interrupt functions, and has an internal EPROM program memory. Therefore, it can be controlled to run a specific program according to the user's purpose, and since the built-in power-up timer, it is possible to perform the Cool After-Warmth Control (Cool After-Warmth Control) additionally provided by the present invention.

Therefore, since the microcomputer 40 according to the present invention has a voltage / temperature table and a voltage / temperature conversion program having data of a voltage matched according to temperature in an internal EPROM program memory, the temperature sensor 21 is provided. Converts the voltage value transferred to the temperature value, outputs a control signal corresponding to the converted temperature, and displays the temperature measured through the resistor 41 on the FND 60 (FND).

The FND 60 (FND; Multisegment LED Display) is frequently used for representing numbers or simple symbols, and is also referred to as seven segment. The control of the F & D 60 may be controlled by directly connecting 8 bits when the port of the CPU or the microcomputer 40 is free, but by using a separate register 41. It is preferable to configure a circuit to be able to control, and in the present invention, the F & D 60 is controlled by using 74LS164 as the register 41 as an embodiment.

Meanwhile, in the present invention, an OAC (Overheat Alarm Control) button is provided at a predetermined portion on the left side of the front panel display unit 3, and the microcomputer 40 is pressed every time the user presses the OAC button 31 once. ), The set temperature values are programmed to be sequentially selected (45 ° C., 55 ° C., 65 ° C., unset), and the temperature selection LED 54 is selectively lit in accordance with the set temperature values.

That is, the front panel display section 3 displays the arrangement in the order of 45 ° C .- (LED) -65 ° C .- (LED) -55 ° C., so that when the user selects 45 ° C., the left temperature selection LED 54 lights up. If 55 ℃ is selected, the right temperature selection LED 54 lights up, and if 65 ℃ is selected, both temperature selection LEDs 54 light up. 54 is all configured to be extinguished, and when the temperature measured by the temperature sensor 21 is higher than the currently selected set temperature, the microcomputer 40 operates the buzzer 70 to generate a warning sound.

In addition, in the present invention, the TMC (TMC) button is provided at a predetermined portion on the left side of the front panel display unit 3, and each time the user presses the TMC button 32 once, the microcomputer 40 displays a 3 It is programmed to display the temperature measured by the temperature sensor 21 selected from the two temperature sensors 21 (T1, T2, T3) on the F & D 60, and visually confirm the selected temperature sensor 21. Selectively turns on the sensor selection LED (55).

That is, the front panel display unit 3 displays the arrangement in the order T1- (LED) -T3- (LED) -T2, so that when the user selects the temperature sensor 21 T1, the left sensor selection LED 55 lights up. When the temperature sensor 21 T2 is selected, the right sensor selection LED 55 lights up, and when the temperature sensor 21 T3 is selected, both sensor selection LEDs 55 light up.

In the present invention, the number of the temperature sensor 21 is proposed as three as an embodiment, and the number of the temperature sensor 21 can be arbitrarily adjusted according to the user's usage environment and the number of peripheral devices attached to the computer. Since the LED provided on the front panel can be arbitrarily adjusted in the manufacturing step, the scope of the present invention is not limited by the number of the temperature sensor 21.

In addition, in the present invention, the FNC (Fan Noise Control) button is provided at a predetermined portion on the right side of the front panel display unit 3. The microcomputer 40 is pressed every time the user presses the FNC button 33 once. Is programmed to sequentially select the predetermined noise level (L, M, H), and selectively turns on the noise selection LED 56 to visually check the selected noise level.

That is, the front panel display unit 3 displays L- (LED) -H- (LED) -M in sequence so that when the user selects the noise level L, the left noise selection LED 56 lights up and the noise level is displayed. When M is selected, the right noise selection LED 56 lights up, and when the noise level H is selected, the two noise selection LEDs 56 are all lit up.

In the present invention, by controlling the current value transmitted to the cooling fan 80 through the multi-port 20 in the microcomputer 40 to adjust the rotational speed of the cooling fan 80, the cooling fan 80 The noise level is adjusted according to the speed of rotation.

Meanwhile, the front panel display unit 3 according to the present invention includes a power LED 51 for visually confirming whether the computer is operating, a hard LED 52 for visually confirming whether the hard disk is operating, and a mobile phone charging. Charge display LEDs 53 are provided separately to display whether the battery of the mobile phone charged from the port is charged or fully charged in two colors.

That is, since the power LED 51 and the hard LED 52 are connected to the power LED port 12 and the hard LED port 13 of the main board 10 through the multiport 20, the main board 10 According to the power operation and hard disk operation detected in the real time, the light is turned on or off, and the charge indicator LED 53 lights up in red when the battery of the mobile phone is being charged through the mobile phone charging port. Lights up in green to prevent overcharging the cell phone battery.

On the other hand, the mobile phone charging port is provided in the side PC ratio 5 of the computer case 1 according to the present invention, as shown in Figure 1, the side PC ratio 5 and the main PC ratio 4 is a reset button 4 and 4 pin port (not shown) for the mobile phone charging port 91 is connected to each other.

That is, the signal generated through the reset button 90 is transmitted to the main PC ratio 4 through the 4-pin port, and again to the reset port (not shown) of the motherboard 10 through the multi-port 20. It is delivered to perform a role of forcibly restarting the system, the mobile phone charging port 91 is the power delivered through the multi-port 20 through a charging circuit built in a charging cable (not shown) provided separately Will charge your phone.

In addition, the side PC (5) is connected to the audio port (Audio Port) 92 is connected to the audio terminal provided on the main board 10 of the computer, and is connected to the USB terminal provided on the main board 10 of the computer A USB port 93 and a 1394 port 94 connected to a 1394 terminal provided on the main board 10 of the computer are provided. Therefore, a headphone is directly connected to the audio port 92. By connecting to listen to music, etc., the USB port 93 and the 1394 port 94 can be used by directly connecting an external USB or 1394 computer peripheral device.

On the other hand, a computer system generally uses about three cooling fans, such as a CPU cooler fan, a VGA card cooling fan, and a case cooling fan. The cooling fan is operated while the computer is operating. The case cools down and the CPU heatsink remains at around 45 degrees Celsius, but as soon as the computer is turned off, all cooling fans stop as well, causing the CPU and VGA card to rise or stay high for a while, adversely affecting electronics.

Therefore, in the microcomputer 40 of the present invention, even when the user turns off the computer by using a power-up timer integrally provided therein, the cooling fan is operated for a predetermined time by using the standby power of the computer. A timer control program is built in to perform a cool after-warm control. The timer control program is a well-known technique that can be easily written by a programmer, and a detailed description thereof will be omitted below.

As an embodiment of the present invention, the time remaining operation of the residual heat cooling function is set to 3 minutes, the setting time can be arbitrarily adjusted by the program embedded in the microcomputer in the production step.

The front panel of the computer case equipped with the temperature and noise control function according to the present invention measures the internal temperature of the computer of the desired part through the temperature sensors 21 installed at a plurality of positions inside the computer case 1 and the front panel. While displaying on the FND 60 (FND) provided in the display unit 3, an alarm sounds when the measured temperature is higher than the set value. When the user operates the FNC button 33, the cooling fan 80 By controlling the rotation speed of the cooling fan 80 by adjusting the current value delivered to the) to control the noise generated by the computer step by step, arranged a plurality of LEDs 50 to the front to display the current operating state By allowing the user to identify in real time the current situation with respect to the temperature and noise, to alert the user at the same time to alert the user in the event of a sudden temperature rise, Accordingly, by manually adjusting the rotational speed of the cooling fan 80, there is an effect that can provide a pleasant computer environment by reducing the noise generated by the computer.

Claims (9)

In the front panel of the computer case, A power button for starting a computer, a plurality of buttons for instructing a set temperature, a temperature sensor, and a noise level according to a user's selection, and an LED that is selectively lit according to the operation of the button are provided in a predetermined portion of the front panel. And a main PCB comprising a microcomputer programmed to generate a predetermined control signal according to the operation of the button, and an integrated electric circuit performing a predetermined control operation according to the control signal of the microcomputer. A computer equipped with a temperature and noise control function, which is provided at a predetermined side of the front panel and is composed of a reset button for restarting the computer and a side PCB including a plurality of input / output ports integrally. The front panel of the case. The method of claim 1, The button provided in the main PC ratio is the OCC button to select the temperature setting step by step so that the warning sound can be generated when the inside of the computer is higher than the set speed, TMC to select the temperature sensor to check the user of the plurality of installed temperature sensor The front panel of the computer case with a temperature and noise control function, characterized in that consisting of a button and the FNC button for selecting the noise of the cooling fan by adjusting the rotation speed of the cooling fan. The method of claim 1, The LEDs provided in the main PC are power LEDs that indicate that the computer is in an on state, hard LEDs that light up according to the operating states of the hard disks provided in the computer, and the mobile phones are in a fully charged state. Charge display LED displaying two colors in two colors, and two temperature selection LEDs lighting up sequentially by the control of OH button, and the temperature sensor Temperature and noise control function, comprising two sensor selection LEDs for selecting and displaying, two noise selection LEDs for selecting and displaying the noise of the cooling fan by sequentially lighting under the control of the FNC button. The front panel of the computer case having a. The method of claim 1, The main PC ratio receives a converted voltage value through a temperature sensor and transmits a controlled current value to operate a cooling fan and include a plurality of connection pins integrally to receive power from the main board, and the multi port. The microcomputer outputs a predetermined control signal according to the voltage value transmitted from the temperature sensor through the port or the operation signals of the OBC button, the TMC button and the FNC button, and a register for controlling the F & D according to the control signal of the microcomputer. And F & D for displaying numerals or letters by lighting the control of the register, and a buzzer for generating a beep sound according to the control signal of the microcomputer. Front panel. The method of claim 1, The temperature sensor uses a thin film thermistor having an internal resistance of 7 ~ 13㏀, the resistance value and the voltage value changes according to the temperature change, and the connection port is provided on one side to transfer the changed voltage value to the microcomputer Front panel of computer case with temperature and noise control. The method of claim 4, wherein The microcomputer has a built-in voltage / temperature control program for converting the voltage value transmitted from the temperature sensor to temperature to output a predetermined control signal, characterized in that the front panel of the computer case with temperature and noise control function . The method of claim 4, wherein The microcomputer uses a power-up timer that is integrally provided therein. Even after a user turns off the computer, a residual heat cooling function for operating the cooling fan for a predetermined time using a standby power of the computer is performed. Front panel of a computer case with temperature and noise control function, which includes a built-in timer control program to perform warmth control. The method according to claim 2 or 4, The cooling fan is a front panel of a computer case having a temperature and noise control function, characterized in that the rotational speed is adjusted in three stages of L, M, H according to the control signal of the microcomputer. The method of claim 1, The plurality of input and output ports of the side PC is a mobile phone charging port is inserted into the charging cable to charge the mobile phone by the power supplied from the computer, an audio port connected to the audio terminal provided on the main board of the computer, A front panel of a computer case having a temperature and noise control function, characterized in that the USB port connected to the USB terminal provided on the main board, and the 1394 port connected to the 1394 terminal provided on the motherboard of the computer.