CN210534697U - Notebook computer radiator - Google Patents

Notebook computer radiator Download PDF

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Publication number
CN210534697U
CN210534697U CN201921069885.5U CN201921069885U CN210534697U CN 210534697 U CN210534697 U CN 210534697U CN 201921069885 U CN201921069885 U CN 201921069885U CN 210534697 U CN210534697 U CN 210534697U
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CN
China
Prior art keywords
temperature
fan
notebook computer
comparison circuit
temperature sensor
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Expired - Fee Related
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CN201921069885.5U
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Chinese (zh)
Inventor
熊克彬
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Shenzhen Stintech Gaoke Electronic Co ltd
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Shenzhen Stintech Gaoke Electronic Co ltd
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Priority to CN201921069885.5U priority Critical patent/CN210534697U/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management

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Abstract

The utility model relates to a notebook computer radiator, include: the temperature sensor is arranged on the notebook computer bracket and comprises a first fan, a second fan, a temperature sensor, a temperature comparison circuit and a USB plug, wherein the first fan, the second fan, the temperature sensor, the temperature comparison circuit and the USB plug are arranged on the notebook computer bracket; the input end of the USB plug is matched with a USB interface of the notebook computer, and the output end of the USB plug is respectively connected with the power input end of the first fan and the power input end of the temperature comparison circuit; the temperature sensor is arranged on the other side, which is in contact with the notebook computer, of the notebook computer bracket and is used for monitoring the temperature of the notebook computer in real time; the signal input end of the temperature comparison circuit is connected with the temperature sensor, and the output end of the temperature comparison circuit is connected with the power supply input end of the second fan; the temperature comparison circuit is used for enabling the USB plug to start or stop supplying power for the second fan when the monitoring temperature of the temperature sensor is larger than or smaller than the preset temperature of the temperature comparison circuit. The utility model has the advantages that: the normal operation of the notebook computer is ensured, and meanwhile, the power consumption is reduced.

Description

Notebook computer radiator
Technical Field
The utility model belongs to the technical field of supplementary radiating equipment, concretely relates to notebook computer radiator.
Background
The notebook computer is smaller in size, convenient to carry and use and powerful in function, and is the first choice for people to purchase computer products compared with a desktop computer, however, because a large number of circuit elements are integrated in a limited space, the heat dissipation performance of the notebook computer is far inferior to that of the desktop computer, particularly when large software or software with high requirements on hardware performance is operated, the notebook computer is overheated, and the notebook computer is often damaged due to crash and the like. Therefore, the auxiliary radiator of the notebook computer can be produced at the same time, the radiator on the market can radiate heat well during normal operation, the condition that the temperature of the notebook computer is overhigh is avoided, however, these heat sinks generally work when the notebook computer is running, so that although the heat sinks can perform the heat dissipation function, but when the temperature is not particularly high and auxiliary heat dissipation is not needed, the waste of electric energy is inevitably caused, the related speed-adjustable heat radiator is also arranged in the prior art, a user can automatically adjust the rotating speed of the fan according to the running condition of the notebook computer, thus, although power can be saved, such adjustments are delayed, require manual adjustment, when the temperature control device is used by a user, the temperature change of the notebook computer can be easily ignored, the rotating speed needs to be adjusted when the notebook computer is blocked and crashed, and the notebook computer is damaged by the overhigh temperature.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems of lag adjustment and waste of electric energy existing in the prior art, the utility model provides a notebook computer radiator, which has the characteristics of response, quick and more energy-saving heat dissipation and the like.
The utility model discloses the technical scheme who adopts does:
a notebook computer heat sink comprising: the temperature sensor is arranged on the notebook computer bracket and comprises a first fan, a second fan, a temperature sensor, a temperature comparison circuit and a USB plug, wherein the first fan, the second fan, the temperature sensor, the temperature comparison circuit and the USB plug are arranged on the notebook computer bracket;
the input end of the USB plug is matched with a USB interface of a notebook computer, and the output end of the USB plug is respectively connected with the power input end of the first fan and the power input end of the temperature comparison circuit;
the temperature sensor is arranged on the other side, which is in contact with the notebook computer, of the notebook computer bracket and is used for monitoring the temperature of the notebook computer in real time;
the signal input end of the temperature comparison circuit is connected with the temperature sensor, and the output end of the temperature comparison circuit is connected with the power supply input end of the second fan; the temperature comparison circuit is used for enabling the USB plug to start or stop supplying power for the second fan when the monitoring temperature of the temperature sensor is larger than the preset temperature of the temperature comparison circuit.
Further, the notebook computer radiator further comprises: and the display module is respectively connected with the temperature sensor and the temperature comparison circuit and is used for displaying the real-time temperature detected by the temperature sensor and the preset temperature.
Further, the display module includes: the main controller is used for converting the real-time temperature and the preset temperature into corresponding digital signals and sending the digital signals to the display for display.
Further, the notebook computer radiator further comprises: and the power switch is arranged between the USB plug and the first fan and is used for connecting or disconnecting a circuit between the USB plug and the first fan.
Further, the notebook computer radiator further comprises: the alarm is connected between the power switch and the main controller, and alarm information is sent when the main controller is in a power-on state and the power switch is in a power-off state.
Further, the alarm is a buzzer.
Further, the temperature comparison circuit includes: the temperature setting and comparing circuit is used for setting the preset temperature and outputting a comparison result after comparing the preset temperature with the real-time temperature of the temperature sensor so as to enable the fan driving circuit to start or stop supplying power for the second fan.
Further, the temperature comparison circuit further includes: and the amplifying circuit is used for amplifying the result output by the temperature comparison circuit so as to drive the fan driving circuit to work.
Further, the notebook computer radiator further comprises: the LED light source is connected with the main controller and used for reminding a user in a light mode when the temperature is too high.
Further, the LED light source is an RGB LED lamp.
The utility model has the advantages that: the notebook computer cooling device has the advantages that the two cooling fans are adopted to work in a time-sharing mode, only one cooling fan works under the common condition, so that the notebook computer keeps good heat dissipation performance, the other fan is automatically started to cool when the temperature is too high, the schedule operation of the computer is guaranteed, the other fan stops working after the temperature is recovered to be normal, the normal operation of the notebook computer is guaranteed, the electric energy consumption is reduced, and the damage of high temperature to the notebook computer is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic circuit diagram of a notebook computer heat sink provided in accordance with an exemplary embodiment;
FIG. 2 is another electrical schematic diagram of a notebook computer heat sink provided in accordance with an exemplary embodiment;
FIG. 3 is a schematic diagram of a heat sink for a notebook computer according to an exemplary embodiment;
fig. 4 is a schematic diagram of a specific structure of a temperature comparison circuit of a heat sink of a notebook computer according to an exemplary embodiment.
FIG. 1-USB plug; 2-a temperature sensor; 3-a temperature comparison circuit; 4-a second fan; 5-a first fan; 6-display module.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 and 3, an embodiment of the present invention provides a notebook computer heat sink, including: the temperature sensor comprises a first fan 5, a second fan 4, a temperature sensor 2, a temperature comparison circuit 3 and a USB plug 1 which are arranged on a notebook computer bracket;
the input end of the USB plug 1 is matched with a USB interface of a notebook computer, and the output end of the USB plug 1 is respectively connected with the power input end of the first fan 5 and the power input end of the temperature comparison circuit 3;
the temperature sensor 2 is arranged at the other side of the notebook computer bracket, which is contacted with the notebook computer, and is used for monitoring the temperature of the notebook computer in real time;
the signal input end of the temperature comparison circuit 3 is connected with the temperature sensor 2, and the output end of the temperature comparison circuit 3 is connected with the power supply input end of the second fan 4; the temperature comparison circuit 3 is used for enabling the USB plug 1 to start or stop supplying power for the second fan 5 when the monitored temperature of the temperature sensor 2 is greater than the preset temperature of the temperature comparison circuit 3.
Specifically, the USB plug 1 is used as a power plug and is matched with a USB interface on a notebook computer to directly provide 5V direct current voltage for the first fan 5 to rotate so as to cool the notebook computer, meanwhile, the temperature sensor 2 collects the temperature of the notebook computer in real time, the temperature comparison circuit 3 is input, the temperature comparison circuit 3 compares the acquired real-time temperature of the notebook computer with a preset starting temperature, when the real-time temperature is higher than the preset temperature, the second fan 4 is started to enhance the wind power of the radiator so as to quickly cool the notebook computer, and when the real-time temperature is reduced to the preset temperature, the second fan 4 stops working, and only the first fan 5 is maintained to work to carry out conventional cooling. Therefore, the notebook computer is cooled rapidly in time, and the electric energy consumption is saved.
As a possible implementation manner of the above embodiment, the temperature comparison circuit 3 includes: the temperature setting and comparing circuit is used for setting a preset temperature and outputting a comparison result after comparing the preset temperature with the real-time temperature of the temperature sensor so as to enable the fan driving circuit to start or stop supplying power for the second fan; and the amplifying circuit is used for amplifying the result output by the temperature comparison circuit so as to drive the fan driving circuit to work.
Specifically, referring to fig. 4, an LM35 is used as a temperature sensor, the temperature sensor operates after being powered on, a voltage signal of 10 mV/degree c is generated, and at the same time, RP41 and RP42 are adjusted, that is, voltages corresponding to preset temperatures are adjusted, during operation, the temperature of the notebook computer gradually increases, so that the voltage generated by the LM35 increases, when the generated voltage is greater than the preset voltage adjusted by RP41 and RP42, the voltage is compared by a comparator LM358U42A, a high level is output, and after being amplified by an amplifier LM358U42B, the amplification factor can be adjusted by adjusting the resistance of RP44, so that the voltage of the base of the triode VT41 increases, the collector and the emitter are conducted, and a 5V power supply of the USB plug is connected for the second fan, so that the second fan performs heat dissipation operation; when the temperature is reduced, the voltage generated by the LM35 is reduced, so that the comparator outputs low level to cut off the connection between the collector and the emitter of the triode, the second fan stops working, and the automatic control of the second fan is realized. It should be noted that any other temperature control circuit may be adopted by those skilled in the art to implement the technical solution of the above embodiments, and is not limited herein.
In order to further optimize the technical solution, referring to fig. 2, in an embodiment of the present invention, the heat dissipation device of the notebook computer further includes: the display module 6 is respectively connected with the temperature sensor and the temperature comparison circuit and is used for displaying the real-time temperature and the preset temperature detected by the temperature sensor;
the display module 6 includes: the main controller is used for converting the real-time temperature and the preset temperature into corresponding digital signals and sending the digital signals to the display for display.
As an implementation manner of the above embodiment, an ICL7107 digital header chip may be used as a master controller, which has a dual integral a/D converter, belongs to a CMOS lsi, and has the characteristics of high measurement accuracy and sensitive measurement.
In order to further optimize the technical solution, in another embodiment of the present invention, the heat dissipation device for a notebook computer further comprises: and a power switch (not shown) disposed between the USB plug and the first fan 5 for connecting or disconnecting a circuit between the USB plug and the first fan 5. When the power switch is used as a control switch of the first fan 5, and the first fan 5 is not needed to be used, a user can selectively turn off the fan through the switch, so that electric energy can be further saved, and the waste of energy is reduced.
In order to further optimize this technical scheme, in some embodiments of the present invention, the heat dissipation device of the notebook computer further comprises: and the alarm (not shown in the figure) is connected between the power switch and the main controller, and sends alarm information when the main controller is in a power-on state and the power switch is in a power-off state.
Wherein, the alarm can be a buzzer.
Further comprising: and the LED light source (not shown in the figure) is connected with the master controller and is used for reminding a user in a light mode when the temperature is too high.
Wherein, the LED light source can be an RGB LED lamp.
As a feasible implementation manner of the above embodiment, the master controller may be an STC12C5a60S2 single chip microcomputer. The novel 8051 single chip microcomputer is a new generation 8051 single chip microcomputer, instruction codes are completely compatible with the traditional 8051, and the speed is 8-12 times faster under the condition of the same crystal oscillation. The special reset circuit of MAX810 is integrated inside, 2-path PWM, 8-path high-speed 10-bit A/D conversion and 2 serial interfaces are integrated inside, and the high-speed digital signal processor has higher response and processing speed. One end of the buzzer is connected with the I/O (high level output) of the STC12C5A60S2 singlechip, the other end of the buzzer is connected with the output end of the power switch, the USB plug is connected with the USB interface of the notebook computer, the power switch can give out a sound alarm to remind a user to turn on the power supply when being turned off, and certainly, the second fan can remind the user to turn on the power switch when starting to work, so that the temperature of the notebook computer is prevented from being too high. Meanwhile, the notebook computer can be combined with a striking color-changeable LED lamp to remind a user to turn on a power switch, so that the temperature of the notebook computer is further reduced.
The embodiment of the utility model provides a notebook computer heat abstractor is through adopting two radiator fan, the timesharing is worked, only one radiator fan works under the general condition, make notebook computer keep good thermal diffusivity, another fan of automatic start cools down when the high temperature, the investigation journey operation of computer has been guaranteed, and make another fan stop work after the temperature resumes normally, when guaranteeing notebook computer normal operating, power consumption has been reduced, the damage of high temperature to notebook computer has been avoided.
It should be noted that, in the embodiment of the present invention, the principle, the circuit and the required software of the master controller are all known to those skilled in the art, and those skilled in the art need not to perform creative work on the implementation of the master controller, and the details are not described herein.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A notebook computer radiator, characterized by, includes: the temperature sensor is arranged on the notebook computer bracket and comprises a first fan, a second fan, a temperature sensor, a temperature comparison circuit and a USB plug, wherein the first fan, the second fan, the temperature sensor, the temperature comparison circuit and the USB plug are arranged on the notebook computer bracket;
the input end of the USB plug is matched with a USB interface of a notebook computer, and the output end of the USB plug is respectively connected with the power input end of the first fan and the power input end of the temperature comparison circuit;
the temperature sensor is arranged on the other side, which is in contact with the notebook computer, of the notebook computer bracket and is used for monitoring the temperature of the notebook computer in real time;
the signal input end of the temperature comparison circuit is connected with the temperature sensor, and the output end of the temperature comparison circuit is connected with the power supply input end of the second fan; the temperature comparison circuit is used for enabling the USB plug to start or stop supplying power for the second fan when the monitoring temperature of the temperature sensor is larger than the preset temperature of the temperature comparison circuit.
2. The heat sink for notebook computers according to claim 1, further comprising: and the display module is respectively connected with the temperature sensor and the temperature comparison circuit and is used for displaying the real-time temperature detected by the temperature sensor and the preset temperature.
3. The heat sink of claim 2, wherein the display module comprises: the main controller is used for converting the real-time temperature and the preset temperature into corresponding digital signals and sending the digital signals to the display for display.
4. The heat sink for notebook computers according to claim 3, further comprising: and the power switch is arranged between the USB plug and the first fan and is used for connecting or disconnecting a circuit between the USB plug and the first fan.
5. The heat sink of claim 4, further comprising: the alarm is connected between the power switch and the main controller, and alarm information is sent when the main controller is in a power-on state and the power switch is in a power-off state.
6. The radiator of the notebook computer according to claim 5, wherein the alarm is a buzzer.
7. The heat sink of claim 2, wherein the temperature comparison circuit comprises: the temperature setting and comparing circuit is used for setting the preset temperature and outputting a comparison result after comparing the preset temperature with the real-time temperature of the temperature sensor so as to enable the fan driving circuit to start or stop supplying power for the second fan.
8. The heat sink of claim 7, wherein the temperature comparison circuit further comprises: and the amplifying circuit is used for amplifying the result output by the temperature comparison circuit so as to drive the fan driving circuit to work.
9. The heat sink for notebook computers according to any one of claims 3 to 6, further comprising: the LED light source is connected with the main controller and used for reminding a user in a light mode when the temperature is too high.
10. The heat sink of claim 9, wherein the LED light source is an RGB LED lamp.
CN201921069885.5U 2019-07-09 2019-07-09 Notebook computer radiator Expired - Fee Related CN210534697U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921069885.5U CN210534697U (en) 2019-07-09 2019-07-09 Notebook computer radiator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921069885.5U CN210534697U (en) 2019-07-09 2019-07-09 Notebook computer radiator

Publications (1)

Publication Number Publication Date
CN210534697U true CN210534697U (en) 2020-05-15

Family

ID=70597230

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921069885.5U Expired - Fee Related CN210534697U (en) 2019-07-09 2019-07-09 Notebook computer radiator

Country Status (1)

Country Link
CN (1) CN210534697U (en)

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20200515

Termination date: 20210709