CN213338637U - Notebook computer radiator capable of actively reducing noise and measuring temperature - Google Patents
Notebook computer radiator capable of actively reducing noise and measuring temperature Download PDFInfo
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- CN213338637U CN213338637U CN202022805049.8U CN202022805049U CN213338637U CN 213338637 U CN213338637 U CN 213338637U CN 202022805049 U CN202022805049 U CN 202022805049U CN 213338637 U CN213338637 U CN 213338637U
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- 238000009529 body temperature measurement Methods 0.000 claims abstract 3
- 239000003990 capacitor Substances 0.000 claims description 37
- 230000005236 sound signal Effects 0.000 claims description 11
- 230000000087 stabilizing effect Effects 0.000 claims description 7
- 230000017525 heat dissipation Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to a notebook computer radiator that can measure temperature of making an uproar falls in initiative, including the radiator body, equip in the initiative of radiator air outlet and fall the device of making an uproar, equip in the inside measurable quantity radiator temperature of radiator and the temperature measurement equipment that shows. The utility model discloses increased on radiating basis and can be to radiator temperature measurement and the initiative function of making an uproar of falling, wherein the initiative is fallen the device of making an uproar and is set up the air outlet position at the radiator, therefore need not modify the subassembly of current radiator. The utility model discloses an foretell device of making an uproar that falls gathers the noise that above-mentioned notebook computer radiator sent to output one to the radiator send the noise fall the sound wave of making an uproar, reach the purpose of offsetting the noise that the radiator sent.
Description
Technical Field
The utility model relates to a notebook radiator technical field, especially a notebook radiator that can measure temperature that initiatively falls makes an uproar.
Background
The notebook computer is a folding computer, which has flexible portability, but at the same time, because of the portability, the performance and heat dissipation of the computer are not better than those of a desktop computer, especially, the notebook computer is easy to have the situation of overhigh temperature after working for a long time, so that an external heat radiator is very necessary, the heat radiator can reduce the temperature of the notebook computer to avoid the situation that the notebook computer is blocked and even the computer elements are damaged when the temperature of the notebook computer is overhigh, at present, a plurality of fans must be installed on the common heat radiator to achieve good heat dissipation effect, but a great amount of noise is brought while the heat dissipation effect is achieved, and the generated noise is easy to influence other people.
Disclosure of Invention
In view of this, the utility model aims at providing a notebook computer radiator that can measure temperature that actively falls makes an uproar falls the noise that the radiator produced in real time to real time monitoring radiator internal temperature prevents that the high temperature from causing the damage to components and parts.
The utility model discloses a following scheme realizes: a notebook computer radiator capable of actively reducing noise and measuring temperature comprises a radiator body, an active noise reduction device arranged at an air outlet of the radiator and temperature measuring equipment arranged in the radiator and capable of measuring and displaying the temperature of the radiator; the temperature measuring equipment capable of measuring and displaying the temperature of the radiator is connected with the radiator body and used for measuring and displaying the temperature of the radiator and reminding a user when the temperature is too high; the active noise reduction device is connected with the radiator body and used for generating an audio signal with the same amplitude and frequency as the current noise and the opposite phase according to the noise generated by the operation of the radiator fan so as to reduce the noise.
Furthermore, the temperature measuring equipment capable of measuring and displaying the temperature of the radiator comprises a temperature sensor, a display screen and a temperature alarm circuit; the temperature sensor is connected with the radiator and used for measuring the temperature of the radiator; the display screen is connected with the radiator and used for displaying the temperature measured by the temperature sensor; the temperature alarm circuit is connected with the radiator and used for reminding a user to close the radiator to cool when the temperature of the radiator is higher than a certain threshold value.
Further, the type of the radiator is Soxhlet SSRQ-023S 3.
Further, the model number which can be selected by the temperature sensor comprises HIH-3602, HIH-3605, HIH-3610 or DS18B 20.
Furthermore, the active noise reduction device comprises a power amplifier circuit, a loudspeaker and a controller; the controller is connected with the power amplifier circuit and is used for controlling the power amplifier circuit to generate an audio signal which has the same amplitude and frequency as the current noise and is opposite in phase when the radiator fan operates to generate noise; the loudspeaker is connected with the power amplifier circuit and used for processing the audio signal generated by the power amplifier circuit and then sending out noise reduction sound waves.
Further, models that can be selected for the speaker include jhc 1430a12K01F, jhc 2209a13C02F, jhc 0028a09G03F, or jhc 0028a06K 07F.
Further, the models that the controller can select include STM32F103C8T6, RJM8L003, RJM8L152, or STM32H7 series.
Furthermore, the temperature alarm circuit comprises an NTC temperature measuring resistor, an adjustable temperature potentiometer, a low-frequency oscillator, an audio oscillator, a common-emitter amplifying circuit, a loudspeaker and a voltage-stabilizing capacitor C; the common-emitter amplifying circuit adopts a triode; the adjustable temperature potentiometer comprises an adjustable resistor, a first resistor R1 and a first capacitor C1; the low-frequency oscillator comprises a first diode D1, a second diode D2, a first NAND gate CD1, a second NAND gate CD2, a second resistor R2, a third resistor R3 and a second capacitor C2; the audio oscillator comprises a third NAND gate CD3, a fourth NAND gate CD4, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6 and a third capacitor C3; one end of the NTC temperature measuring resistor is respectively connected with one end of the adjustable resistor, one end of the first capacitor C1 and one end of the first NAND gate CD 1; the other end of the adjustable resistor is connected with one end of the first resistor R1, and the other end of the first resistor R1 is grounded; the other end of the first capacitor C1 is grounded; the other end of the NTC temperature measuring resistor is respectively connected with the anode of the first diode D1, the anode of the second diode D2, one end of the loudspeaker and one end of the voltage stabilizing capacitor C, and the other ends of the NTC temperature measuring resistor and the second diode D2 are both connected with 12V voltage; the cathode of the first diode is respectively connected with the output end of the first nand gate CD1, one end of the second nand gate CD2 and one end of the second resistor R2; the cathode of the second diode D2 is connected to the output terminal of the second nand gate CD2, one end of the second capacitor C2, and one input terminal of the third nand gate CD 3; the other end of the second resistor R2 is connected with one end of the third resistor R3; the other end of the third resistor R3 is respectively connected with the other input end of the first nand gate CD1 and the other end of the second capacitor C2; the output end of the third nand gate CD3 is respectively connected to the input end of the fourth nand gate CD4 and one end of the fourth resistor R4, and the output end of the fourth nand gate CD4 is respectively connected to one end of the sixth resistor R6 and one end of the third capacitor C3; the other end of the fourth resistor R4 is connected with one end of the fifth resistor R5; the other end of the fifth resistor R5 is respectively connected to the other input end of the third nand gate CD3 and the other end of the third capacitor C3; the other end of the sixth resistor R6 is connected with the base electrode of the triode, the emitting electrode of the triode is grounded, and the collecting electrode of the triode is connected with the other end of the loudspeaker; the other end of the voltage stabilizing capacitor C is grounded.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses can the inside temperature of real time monitoring radiator, if can in time remind the user when the high temperature, avoided the radiator because the high temperature causes the damage. Meanwhile, the active noise reduction device can greatly reduce noise.
Drawings
Fig. 1 is the overall structure diagram of the embodiment of the present invention, wherein, 1 is a heat sink bottom plate, 2 is a heat dissipation plate, 3 is an active noise reduction device, 4 is a heat dissipation fan, 5 is a display screen, 6 is a temperature alarm circuit, 7 is a speaker, 8 is a power amplifier circuit, 9 is a controller, and 10 is a temperature sensor.
Fig. 2 is a schematic diagram of a temperature alarm circuit 6 according to an embodiment of the present invention.
Fig. 3 is a general circuit block diagram of the present invention.
Detailed Description
The present invention will be further explained with reference to the drawings and the embodiments.
As shown in fig. 1, the present embodiment provides an active noise reduction notebook computer radiator capable of measuring temperature, which includes a radiator body, an active noise reduction device 3 installed at an air outlet of the radiator, and a temperature measuring device installed inside the radiator capable of measuring and displaying the temperature of the radiator; the temperature measuring equipment capable of measuring and displaying the temperature of the radiator is connected with the radiator body and used for measuring and displaying the temperature of the radiator and reminding a user when the temperature is too high; the active noise reduction device 3 is connected with the radiator body and used for generating an audio signal with the same amplitude and frequency as the current noise and the opposite phase according to the noise generated by the operation of the radiator fan so as to reduce the noise.
In this embodiment, the temperature measuring device capable of measuring and displaying the temperature of the radiator comprises a temperature sensor 10, a display screen 5 and a temperature alarm circuit 6; the temperature sensor 10 is connected with the radiator and used for measuring the temperature of the radiator; the display screen 5 is connected with the radiator and used for displaying the temperature measured by the temperature sensor 10; the temperature alarm circuit 6 is connected with the radiator and used for reminding a user to close the radiator to cool when the temperature of the radiator is higher than a certain threshold value.
In this embodiment, the heat sink is of the model number of Solvay SSRQ-023S 3.
In the embodiment, the types of the temperature sensor 10 can be selected from HIH-3602, HIH-3605, HIH-3610 or DS18B 20.
In this embodiment, the active noise reduction device 3 includes a power amplifier circuit 8, a speaker 7 and a controller 9; the controller 9 is connected with the power amplifier circuit 8, and is used for controlling the power amplifier circuit 8 to generate an audio signal with the same amplitude and frequency as the current noise and the opposite phase when the radiator fan operates to generate noise; the loudspeaker 7 is connected with the power amplifier circuit 8 and used for processing the audio signal generated by the power amplifier circuit 8 and then sending out noise reduction sound waves.
In the present embodiment, models that can be selected for the speaker 7 include jhc 1430a12K01F, jhc 2209a13C02F, jhc 0028a09G03F, or jhc 0028a06K 07F.
In the present embodiment, the models that the controller 9 can select include STM32F103C8T6, RJM8L003, RJM8L152, or STM32H7 series.
In this embodiment, the temperature alarm circuit 6 includes an NTC temperature measuring resistor, an adjustable temperature potentiometer, a low-frequency oscillator, an audio oscillator, a common-emitter amplifier circuit, a speaker 7, and a voltage-stabilizing capacitor C; the common-emitter amplifying circuit adopts a triode; the adjustable temperature potentiometer comprises an adjustable resistor, a first resistor R1 and a first capacitor C1; the low-frequency oscillator comprises a first diode D1, a second diode D2, a first NAND gate CD1, a second NAND gate CD2, a second resistor R2, a third resistor R3 and a second capacitor C2; the audio oscillator comprises a third NAND gate CD3, a fourth NAND gate CD4, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6 and a third capacitor C3; one end of the NTC temperature measuring resistor is respectively connected with one end of the adjustable resistor, one end of the first capacitor C1 and one end of the first NAND gate CD 1; the other end of the adjustable resistor is connected with one end of the first resistor R1, and the other end of the first resistor R1 is grounded; the other end of the first capacitor C1 is grounded; the other end of the NTC temperature measuring resistor is respectively connected with the anode of the first diode D1, the anode of the second diode D2, one end of the loudspeaker 7 and one end of the voltage stabilizing capacitor C, and the other ends of the NTC temperature measuring resistor and the voltage stabilizing capacitor C are connected with 12V voltage; the cathode of the first diode is respectively connected with the output end of the first nand gate CD1, one end of the second nand gate CD2 and one end of the second resistor R2; the cathode of the second diode D2 is connected to the output terminal of the second nand gate CD2, one end of the second capacitor C2, and one input terminal of the third nand gate CD 3; the other end of the second resistor R2 is connected with one end of the third resistor R3; the other end of the third resistor R3 is respectively connected with the other input end of the first nand gate CD1 and the other end of the second capacitor C2; the output end of the third nand gate CD3 is respectively connected to the input end of the fourth nand gate CD4 and one end of the fourth resistor R4, and the output end of the fourth nand gate CD4 is respectively connected to one end of the sixth resistor R6 and one end of the third capacitor C3; the other end of the fourth resistor R4 is connected with one end of the fifth resistor R5; the other end of the fifth resistor R5 is respectively connected to the other input end of the third nand gate CD3 and the other end of the third capacitor C3; the other end of the sixth resistor R6 is connected with the base electrode of the triode, the emitting electrode of the triode is grounded, and the collecting electrode of the triode is connected with the other end of the loudspeaker 7; the other end of the voltage stabilizing capacitor C is grounded.
Preferably, in this embodiment, the temperature measuring device is composed of a temperature sensor 10, a display screen 5 and a temperature alarm circuit 6, the temperature sensor 10 can measure the temperature of the heat sink in real time, the display screen 5 is used for displaying the temperature measured by the temperature sensor 10, and the display screen 5 is made of an LED display screen 5 material and is located at the left side of the heat sink. The active noise reduction device 3 comprises a power amplifier circuit 8, a loudspeaker 7 and a controller 9, wherein the power amplifier circuit 8 is electrically connected with the controller 9, when a fan generated by the radiator runs to generate noise, the controller 9 controls the power amplifier circuit 8 to generate an audio signal which has the same amplitude and frequency as the current noise and is opposite in phase according to feedback, and the loudspeaker 7 sends out noise reduction after processing the audio signal generated by the power amplifier circuit 8.
Preferably, the number of the heat dissipation fans 4 in the present embodiment can be increased according to actual requirements.
Preferably, the present embodiment can automatically generate a sound wave with opposite phase according to the noise emitted by the heat sink for cancellation, and particularly, cancel the medium-high frequency component in the noise by an active noise reduction method.
Preferably, the present embodiment adds the functions of measuring the temperature of the heat sink and actively reducing noise on the basis of heat dissipation, wherein the active noise reduction device 3 is disposed at the air outlet of the heat sink, so that the components of the existing heat sink do not need to be modified. In the embodiment, the noise reduction device is used for collecting the noise emitted by the notebook computer radiator and outputting the noise reduction sound wave aiming at the noise emitted by the radiator, so that the purpose of offsetting the noise emitted by the radiator is achieved.
Preferably, this embodiment can make notebook computer's result of use better to can offset the produced noise of a phase place reversal of the produced sound wave of radiator fan, very big play falls the effect of making an uproar, and show the temperature of current radiator on the screen, the user can judge whether the notebook computer temperature is too high according to the temperature that shows, has improved notebook computer radiator's security.
Preferably, in the temperature alarm circuit 6 of this embodiment, a specific circuit diagram of a temperature alarm device using an NTC temperature measuring resistor as a sensing element is shown in fig. 2, the temperature sensor 10 transmits the measured temperature to the controller 9, if the temperature exceeds a predetermined value, the switch is turned on at this time, the alarm device is connected to send out an alarm sound, and the alarm device that sends out a sound at this time can send out different sounds by changing the connection method of some components. In order to increase the practical effect, an indicating circuit consisting of a common-anode bicolor luminotron is specially added. When the circuit does not alarm, the circuit is a green light, and when the circuit does not alarm, the circuit is red and green alternating.
It is worth mentioning that the utility model protects a hardware structure, as for the control method does not require protection. The above is only a preferred embodiment of the present invention. However, the present invention is not limited to the above embodiments, and any equivalent changes and modifications made according to the present invention do not exceed the scope of the present invention, and all belong to the protection scope of the present invention.
Claims (8)
1. The utility model provides a notebook computer radiator that can measure temperature of actively falling noise which characterized in that: the active noise reduction device is arranged at an air outlet of the radiator, and the temperature measurement equipment is arranged in the radiator and can measure and display the temperature of the radiator; the temperature measuring equipment capable of measuring and displaying the temperature of the radiator is connected with the radiator body and used for measuring and displaying the temperature of the radiator and reminding a user when the temperature is too high; the active noise reduction device is connected with the radiator body and used for generating an audio signal with the same amplitude and frequency as the current noise and the opposite phase according to the noise generated by the operation of the radiator fan so as to reduce the noise.
2. The active noise reduction temperature-measurable notebook computer radiator according to claim 1, characterized in that: the temperature measuring equipment capable of measuring and displaying the temperature of the radiator comprises a temperature sensor, a display screen and a temperature alarm circuit; the temperature sensor is connected with the radiator and used for measuring the temperature of the radiator; the display screen is connected with the radiator and used for displaying the temperature measured by the temperature sensor; the temperature alarm circuit is connected with the radiator and used for reminding a user to close the radiator to cool when the temperature of the radiator is higher than a certain threshold value.
3. The active noise reduction temperature-measurable notebook computer radiator according to claim 1, characterized in that: the type of the radiator is Soghua SSRQ-023S 3.
4. The active noise reduction temperature-measurable notebook computer radiator according to claim 2, characterized in that: the types of the temperature sensor can be selected from HIH-3602, HIH-3605, HIH-3610 or DS18B 20.
5. The active noise reduction temperature-measurable notebook computer radiator according to claim 1, characterized in that: the active noise reduction device comprises a power amplifier circuit, a loudspeaker and a controller; the controller is connected with the power amplifier circuit and is used for controlling the power amplifier circuit to generate an audio signal which has the same amplitude and frequency as the current noise and is opposite in phase when the radiator fan operates to generate noise; the loudspeaker is connected with the power amplifier circuit and used for processing the audio signal generated by the power amplifier circuit and then sending out noise reduction sound waves.
6. The active noise reduction temperature-measurable notebook computer radiator according to claim 5, characterized in that: the models that can be selected for the speaker include jhc 1430a12K01F, jhc 2209a13C02F, jhc 0028a09G03F, or jhc 0028a06K 07F.
7. The active noise reduction temperature-measurable notebook computer radiator according to claim 5, characterized in that: the models that the controller can select include the STM32F103C8T6, RJM8L003, RJM8L152 or STM32H7 series.
8. The active noise reduction temperature-measurable notebook computer radiator according to claim 2, characterized in that: the temperature alarm circuit comprises an NTC temperature measuring resistor, an adjustable temperature potentiometer, a low-frequency oscillator, an audio oscillator, a common-emitter amplifying circuit, a loudspeaker and a voltage-stabilizing capacitor C; the common-emitter amplifying circuit adopts a triode; the adjustable temperature potentiometer comprises an adjustable resistor, a first resistor R1 and a first capacitor C1; the low-frequency oscillator comprises a first diode D1, a second diode D2, a first NAND gate CD1, a second NAND gate CD2, a second resistor R2, a third resistor R3 and a second capacitor C2; the audio oscillator comprises a third NAND gate CD3, a fourth NAND gate CD4, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6 and a third capacitor C3; one end of the NTC temperature measuring resistor is respectively connected with one end of the adjustable resistor, one end of the first capacitor C1 and one end of the first NAND gate CD 1; the other end of the adjustable resistor is connected with one end of the first resistor R1, and the other end of the first resistor R1 is grounded; the other end of the first capacitor C1 is grounded; the other end of the NTC temperature measuring resistor is respectively connected with the anode of the first diode D1, the anode of the second diode D2, one end of the loudspeaker and one end of the voltage stabilizing capacitor C, and the other ends of the NTC temperature measuring resistor and the second diode D2 are both connected with 12V voltage; the cathode of the first diode is respectively connected with the output end of the first nand gate CD1, one end of the second nand gate CD2 and one end of the second resistor R2; the cathode of the second diode D2 is connected to the output terminal of the second nand gate CD2, one end of the second capacitor C2, and one input terminal of the third nand gate CD 3; the other end of the second resistor R2 is connected with one end of the third resistor R3; the other end of the third resistor R3 is respectively connected with the other input end of the first nand gate CD1 and the other end of the second capacitor C2; the output end of the third nand gate CD3 is respectively connected to the input end of the fourth nand gate CD4 and one end of the fourth resistor R4, and the output end of the fourth nand gate CD4 is respectively connected to one end of the sixth resistor R6 and one end of the third capacitor C3; the other end of the fourth resistor R4 is connected with one end of the fifth resistor R5; the other end of the fifth resistor R5 is respectively connected to the other input end of the third nand gate CD3 and the other end of the third capacitor C3; the other end of the sixth resistor R6 is connected with the base electrode of the triode, the emitting electrode of the triode is grounded, and the collecting electrode of the triode is connected with the other end of the loudspeaker; the other end of the voltage stabilizing capacitor C is grounded.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022805049.8U CN213338637U (en) | 2020-11-30 | 2020-11-30 | Notebook computer radiator capable of actively reducing noise and measuring temperature |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022805049.8U CN213338637U (en) | 2020-11-30 | 2020-11-30 | Notebook computer radiator capable of actively reducing noise and measuring temperature |
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| CN213338637U true CN213338637U (en) | 2021-06-01 |
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| CN202022805049.8U Expired - Fee Related CN213338637U (en) | 2020-11-30 | 2020-11-30 | Notebook computer radiator capable of actively reducing noise and measuring temperature |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115063936A (en) * | 2022-07-16 | 2022-09-16 | 安徽江淮汽车集团股份有限公司 | Truck air conditioner alarm device |
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2020
- 2020-11-30 CN CN202022805049.8U patent/CN213338637U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115063936A (en) * | 2022-07-16 | 2022-09-16 | 安徽江淮汽车集团股份有限公司 | Truck air conditioner alarm device |
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Granted publication date: 20210601 |