CN108681381B - High-speed circulation heat abstractor of computer - Google Patents

High-speed circulation heat abstractor of computer Download PDF

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Publication number
CN108681381B
CN108681381B CN201810508545.1A CN201810508545A CN108681381B CN 108681381 B CN108681381 B CN 108681381B CN 201810508545 A CN201810508545 A CN 201810508545A CN 108681381 B CN108681381 B CN 108681381B
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CN
China
Prior art keywords
fan
cpu
communicating pipe
air
heat dissipation
Prior art date
Application number
CN201810508545.1A
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Chinese (zh)
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CN108681381A (en
Inventor
褚洪波
向洪波
张静
史云玲
Original Assignee
黑龙江工业学院
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Priority to CN201810508545.1A priority Critical patent/CN108681381B/en
Publication of CN108681381A publication Critical patent/CN108681381A/en
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Publication of CN108681381B publication Critical patent/CN108681381B/en

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    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 – G06F13/00 and G06F21/00
    • G06F1/16Constructional details or arrangements
    • G06F1/20Cooling means
    • G06F1/206Cooling means comprising thermal management

Abstract

The invention provides a high-speed circulation heat dissipation device for a computer, and mainly relates to the field of heat dissipation of computers. The utility model provides a high-speed circulation heat abstractor of computer, includes the quick-witted case, the quick-witted incasement has CPU, CPU one side sets up first fan, CPU sets up with the opposite side of first fan and accomodates the ear, accomodate the ear and be the arc chamber towards CPU one side, it sets up communicating pipe to accomodate the ear and keep away from CPU one end, quick-witted case sets up the air exit with communicating pipe junction, communicating pipe is close to air exit one end and sets up the second fan. The invention has the beneficial effects that: the invention can realize fixed-point heat dissipation of the CPU, improve the flow velocity of air flow driven by the heat dissipation fan, improve the update frequency of the air flow in the case, improve the heat dissipation effect, ensure the normal operation of the CPU and prolong the service life of the CPU.

Description

High-speed circulation heat abstractor of computer
Technical Field
The invention mainly relates to the field of computer heat dissipation, in particular to a high-speed circulation heat dissipation device for a computer.
Background
The computer can produce a large amount of heat after long-time use, and the main heating element in the computer is display card, CPU and hard disk, and CPU is as the "brain" of computer, has a large amount of integrated circuit, can cause the damage under the influence of high temperature, leads to the computer to operate slowly, life decline scheduling problem. The existing heat dissipation method of the heat dissipation device built in the computer mostly adopts a metal heat dissipation fin for heat conduction and exhausts air through a fan for heat dissipation. Because of the influence of the power of the cooling fan, the cooling mode can not drive larger air flow generally, and can not carry out fixed-point cooling on a main heating element, namely the CPU, so that the whole cooling effect is poor, the normal operation of the CPU is influenced, and the service life of the CPU is reduced.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides a high-speed circulation heat dissipation device for a computer, which can realize fixed-point heat dissipation of a CPU, improve the flow rate of air flow driven by a heat dissipation fan, improve the update frequency of the air flow in a case, improve the heat dissipation effect, ensure the normal operation of the CPU and prolong the service life of the CPU.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a high-speed circulation heat dissipation device for a computer comprises a case, wherein a CPU is arranged in the case, a first fan is arranged on one side of the CPU, the blowing wind direction of the first fan faces towards the CPU and is used for driving the flow of hot air near the CPU, a containing lug is arranged on one side of the CPU opposite to the first fan, the first fan blows the hot air to the position of the containing lug, the containing lug collects the hot air blown by the first fan, an arc cavity is arranged on one side of the containing lug facing towards the CPU, the radian of the arc cavity faces towards one side far away from the CPU and is used for receiving the hot air of the first fan, a communicating pipe is arranged at one end of the containing lug far away from the CPU and is communicated with the arc cavity and used for discharging the hot air collected at the arc cavity, the communicating pipe is a reducing pipe, the diameter of the communicating pipe is gradually increased from one end to the other end, and the diameter of one end of the communicating pipe, when hot air flows from one end, close to the containing lug, of the communicating pipe to the air outlet, the flow velocity of the hot air at the small-diameter end is larger than that of the hot air at the large-diameter end, the end, far away from the containing lug, of the communicating pipe is fixedly connected with the top wall of the case, the air outlet is formed in the joint of the case and the communicating pipe, a second fan is arranged at one end, close to the air outlet, of the communicating pipe, and the second fan is used for pushing the air flow in the communicating pipe to flow and discharging the hot air in the communicating pipe.
The first fan is provided with an air guide shell towards one side of the CPU, the air guide shell is used for guiding airflow blown out by the first fan, the diameter of the air guide shell close to the first fan is larger than that of the air guide shell far away from the first fan, and the air guide shell is used for increasing the air flow rate of the airflow blown out by the first fan so as to improve the heat dissipation effect.
The fan is characterized in that an air distributing plate is arranged in the arc cavity, the bottom of the air distributing plate is fixedly connected with the arc cavity, one end, close to the CPU, of the air distributing plate is an arc-shaped bulge, a ventilation gap is formed between the air distributing plate and the arc cavity, and when the first fan blows hot air of the CPU into the arc cavity, the air distributing plate blocks and guides the hot air to guide the hot air to the ventilation gap.
A liquid storage cavity is arranged in the air distribution plate, and cooling liquid is filled in the liquid storage cavity and used for absorbing partial heat of hot air flow.
The CPU is provided with a temperature sensor, the temperature sensor is electrically connected with the CPU, and the first fan and the second fan are both electrically connected with the CPU.
The communicating pipe comprises an upper pipeline and a lower pipeline, an accelerating fan is arranged between the upper pipeline and the lower pipeline, and the accelerating fan is used for improving the flow velocity of air flow in the communicating pipe.
The second fan comprises a driving motor and a plurality of fan wheels, the fan wheels are used for improving the flow velocity of air flow in the communicating pipe, and the fan wheels are fixedly connected with a motor shaft of the driving motor.
And a dust filtering cover is arranged in the ventilation gap and used for blocking dust in the case.
Compared with the prior art, the invention has the beneficial effects that:
1. the CPU is subjected to fixed-point blowing heat dissipation through the first fan, the receiving lug is used for collecting the first fan cooling air, fixed-point heat dissipation of the CPU can be achieved, the air exhaust flow rate of the second fan is increased through the communicating pipe, the updating frequency of air flow in the case is improved, the heat dissipation effect is improved, the normal operation of the CPU is guaranteed, and the service life of the CPU is prolonged.
2. The invention enhances the air blowing centralization of the first fan through the air guide shell and improves the cooling effect of the first fan on the CPU.
3. According to the invention, the wind distribution plate is arranged in the arc cavity, so that the direct blowing of the first fan can be dispersed, the collection of hot wind by the profile of the arc cavity is facilitated, the air flow rate at the ventilation gap is faster due to the smaller area of the ventilation gap, and the heat of the CPU can be better exhausted.
4. According to the invention, the temperature of the CPU is monitored in real time through the temperature sensor, and the power of the first fan and the power of the second fan can be adjusted, so that the corresponding wind speed is adjusted according to different temperatures of the CPU, and the heat dissipation effect on the CPU is improved.
5. According to the invention, the speed-increasing fan is arranged between the upper pipeline and the lower pipeline, so that the air speed in the communicating pipe can be increased, the air exhaust speed in the case is increased, and the heat dissipation effect is better.
6. The second fan comprises a plurality of fan wheels, so that the air flow rate in the communicating pipe can be increased, and the heat dissipation effect is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partially enlarged structural diagram of the part A of the present invention.
Reference numerals shown in the drawings: 1. a chassis; 2. a first fan; 3. a receiving ear; 4. an arc cavity; 5. a communicating pipe; 6. an air outlet; 7. a second fan; 8. a wind guide shell; 9. a wind distribution plate; 10. a ventilation gap; 11. a liquid storage cavity; 12. a temperature sensor; 13. an upper pipeline; 14. a lower pipeline; 15. an acceleration fan; 16. a drive motor; 17. a fan wheel; 18. a dust filtration cover; 19. a CPU.
Detailed Description
The invention is further described with reference to the accompanying drawings and specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.
As shown in fig. 1-2, the invention provides a high-speed circulation heat dissipation device for a computer, which comprises a case 1, wherein a CPU is arranged in the case 1, a first fan 2 is arranged on one side of the CPU, the blowing direction of the first fan 2 faces the CPU and is used for driving hot air near the CPU to flow and blow and dissipate heat of the CPU, a receiving lug 3 is arranged on one side of the CPU opposite to the first fan 2, the first fan 2 blows hot air to the position of the receiving lug 3, the receiving lug 3 collects hot air blown by the first fan 2, an arc cavity 4 is arranged on one side of the receiving lug 3 facing the CPU, the arc cavity 4 faces one side far away from the CPU, the arc cavity 4 is used for receiving hot air of the first fan 2 and collecting hot air blown by the first fan, a communicating pipe 5 is arranged on one end of the receiving lug 3 far away from the CPU, and the communicating pipe 5 is communicated with the arc cavity 4, used for discharging hot air flow gathered at the arc cavity 2. Communicating pipe 5 is the reducing pipe, the diameter of communicating pipe 5 is crescent to the other end by one end, communicating pipe 5 is close to the diameter of accomodating 3 one ends of ear and is less than and keeps away from the diameter of accomodating 3 one ends of ear, and when the hot gas stream was close to accomodating 3 one ends of ear and flows to 6 departments of air exit by communicating pipe 5, minor diameter one end communicating pipe 5 department's hot gas stream velocity of flow is greater than major diameter one end the velocity of flow of communicating pipe 5 department's hot gas stream, communicating pipe 5 is kept away from to accomodate 3 one ends of ear and 1 roof fixed connection of quick-witted case, machine case 1 sets up air exit 6 with 5 junctions communicating pipe, communicating pipe 5 is close to 6 one end of air exit and sets up second fan 7, second fan 7 is used for. According to the invention, the air flow velocity at the joint of the communicating pipe and the containing lug can be increased through the change of the inner diameter of the communicating pipe, so that hot air collected by the containing lug can be discharged better. The invention carries out fixed-point blowing heat dissipation on the CPU through the first fan, can realize fixed-point heat dissipation on the CPU, improves the heat dissipation effect, ensures the normal operation of the CPU, and prolongs the service life of the CPU.
The blowing intensity of the first fan is related to the heat dissipation effect of the CPU, in order to better improve the wind speed of the airflow blown out by the first fan, a wind guide shell 8 is arranged on one side, facing the CPU, of the first fan 2, the wind guide shell 8 is used for guiding the airflow blown out by the first fan 2, the diameter, close to the first fan 2, of the wind guide shell 8 is larger than the diameter, far away from the first fan 2, of the wind guide shell 8, the air flow rate of the airflow blown out by the first fan 2 is increased, the blowing concentration of the first fan is enhanced, and the cooling effect of the first fan on the CPU is improved.
Further, set up in the arc chamber 4 and divide aerofoil 9, divide aerofoil 9 bottom and arc chamber 4 fixed connection, divide aerofoil 9 to be close to CPU one end and be the arcuation arch, can disperse the direct-blow wind of first fan, divide between aerofoil 9 and the arc chamber 4 to be ventilation gap 10. When the first fan 2 blows hot air of the CPU into the arc cavity 4, the air distribution plate 9 blocks and guides the hot air to guide the hot air to the ventilation gap 10, and the area of the ventilation gap is smaller, so that the air flow rate at the ventilation gap is faster, and the CPU can be better subjected to exhaust fan heat.
The air distribution plate is used as a part directly contacted with hot air, in order to reduce the heating speed of the air distribution plate, a liquid storage cavity 11 is arranged in the air distribution plate 9, and cooling liquid is filled in the liquid storage cavity 11 and used for absorbing partial heat of the hot air, so that the heating speed of the air distribution plate is reduced, the heat absorption effect of the air distribution plate is improved, and the heat dissipation effect of a CPU (central processing unit) is better.
Further, a temperature sensor 12 is arranged on the CPU, the temperature sensor 12 is electrically connected with the CPU, and both the first fan 2 and the second fan 7 are electrically connected with the CPU. The temperature sensor monitors the temperature of the CPU in real time, and can adjust the power of the first fan and the second fan, so that the corresponding wind speed is adjusted according to different temperatures of the CPU, and the heat dissipation effect of the CPU is improved.
Further, the communicating pipe 5 includes an upper pipe 13 and a lower pipe 14, an accelerating fan 15 is arranged between the upper pipe 13 and the lower pipe 14, the accelerating fan 15 is used for improving the air flow velocity in the communicating pipe 5, improving the air exhaust speed in the case, and enabling the heat dissipation effect to be better.
Further, the second fan 7 includes a driving motor 16 and a plurality of fan wheels 17, the plurality of fan wheels 17 are provided for increasing the flow velocity of the air flow in the communicating pipe 5, and the plurality of fan wheels 17 are all fixedly connected with the motor shaft of the driving motor 16, so that the flow velocity of the air in the communicating pipe can be increased, and the heat dissipation effect is improved.
Further, a dust filtering cover 18 is arranged in the ventilation gap 10, the dust filtering cover 18 is used for blocking dust in the case 1, the influence of the dust on the second motor is reduced, meanwhile, the dust in the case can be absorbed, and the service life of the CPU is prolonged.
Example (b):
a high-speed circulation heat dissipation device for a computer comprises a case 1, wherein a CPU is arranged in the case 1, a temperature sensor 12 is arranged on the CPU, the temperature sensor 12 is electrically connected with the CPU, and a first fan 2 and a second fan 7 are both electrically connected with the CPU. The CPU fan comprises a CPU, and is characterized in that a first fan 2 is arranged on one side of the CPU, an air guide shell 8 is fixed on one side of the first fan 2, which faces the CPU, through screws, and the diameter of the air guide shell 8, which is close to the first fan 2, is larger than the diameter of the air guide shell, which is far away from the first fan 2. First fan fix with screw is on chassis bottom surface, CPU sets up with 2 opposite sides of first fan and accomodates ear 3, accomodate the ear and pass through bolt-up at chassis bottom surface, accomodate ear 3 and be arc chamber 4 towards the CPU one side, set up in the arc chamber 4 and divide aerofoil 9, in this embodiment divide the aerofoil to adopt metal casing, it sets up stock solution chamber 11 in the aerofoil 9 to divide, pack the coolant liquid in the stock solution chamber 11, divide aerofoil 9 bottom and arc chamber 4 screwed connection, it is the arcuation arch to divide aerofoil 9 to be close to CPU one end, divide between aerofoil 9 and the arc chamber 4 for ventilation gap 10, the fixed dust filter 18 of screw in ventilation gap 10. The storage lug 3 is far away from one end of the CPU, the communicating pipe 5 is fixed through a screw, and a rubber sealing gasket is filled at the joint of the communicating pipe and the storage lug. In this embodiment, the communication pipe 5 includes an upper pipe 13 and a lower pipe 14, and an acceleration fan 15 is fixed between the upper pipe 13 and the lower pipe 14 by screws. Communicating pipe 5 is linked together with arc chamber 4, communicating pipe 5 is the reducing pipe, communicating pipe 5 is close to the diameter of accomodating 3 one ends of ear and is less than and keeps away from the diameter of accomodating 3 one ends of ear, communicating pipe 5 is kept away from and is accomodate 3 one ends of ear and 1 roof fix with screw of quick-witted case, quick-witted case 1 sets up air exit 6 with communicating pipe 5 junction, communicating pipe 5 is close to 6 one end fix with screw second fans 7 of air exit, second fans 7 includes driving motor 16 and fan wheel 17, fan wheel 17 sets up a plurality ofly, in this embodiment the fan wheel has threely, and is three fan wheel 17 all with driving motor 16's motor shaft interference fit. The beneficial effect of this embodiment lies in: this embodiment can realize the fixed point heat dissipation to CPU, improves the velocity of flow that radiator fan drove the air current, improves the update frequency of quick-witted incasement air current, improves the radiating effect, guarantees CPU's normal operating, improves CPU's life.

Claims (6)

1. The utility model provides a high-speed heat abstractor that circulates of computer, includes quick-witted case (1), have CPU in quick-witted case (1), characterized by: the CPU cooling device is characterized in that a first fan (2) is arranged on one side of the CPU, the blowing wind direction of the first fan (2) faces towards the CPU and is used for driving hot air flow nearby the CPU to flow, a containing lug (3) is arranged on one side, opposite to the first fan (2), of the CPU, the first fan (2) blows hot air to the position of the containing lug (3), the containing lug (3) collects the hot air blown by the first fan (2), an arc cavity (4) is arranged on one side, facing towards the CPU, of the containing lug (3), the radian of the arc cavity (4) faces towards one side far away from the CPU, the arc cavity (4) is used for receiving the hot air of the first fan (2), a communicating pipe (5) is arranged at one end, far away from the CPU, of the containing lug (3), of the communicating pipe (5) is communicated with the arc cavity (4) and is used for discharging the hot air flow collected in the arc cavity, the diameter of the communicating pipe (5) is gradually increased from one end to the other end, the diameter of one end of the communicating pipe (5) close to the containing lug (3) is smaller than that of the end far away from the containing lug (3), when hot air flows from one end of the communicating pipe (5) close to the containing lug (3) to the air outlet (6), the flow velocity of the hot air flow at the communicating pipe (5) at the end with the small diameter is larger than that of the hot air flow at the communicating pipe (5) at the end with the large diameter, one end of the communicating pipe (5) far away from the containing lug (3) is fixedly connected with the top wall of the case (1), an air outlet (6) is arranged at the joint of the case (1) and the communicating pipe (5), one end of the communicating pipe (5) close to the air outlet (6) is provided with a second fan (7), the second fan (7) is used for pushing airflow in the communicating pipe (5) to flow and discharging hot airflow in the communicating pipe (5);
an air distribution plate (9) is arranged in the arc cavity (4), the bottom of the air distribution plate (9) is fixedly connected with the arc cavity (4), one end, close to the CPU, of the air distribution plate (9) is an arc-shaped bulge, a ventilation gap (10) is formed between the air distribution plate (9) and the arc cavity (4), and when the first fan (2) blows hot air of the CPU into the arc cavity (4), the air distribution plate (9) blocks and guides the hot air, and the hot air is guided to the ventilation gap (10);
a liquid storage cavity (11) is arranged in the air distribution plate (9), and cooling liquid is filled in the liquid storage cavity (11) and used for absorbing partial heat of hot air flow.
2. The high-speed circulation heat dissipation device of claim 1, wherein: the heat dissipation device is characterized in that an air guide shell (8) is arranged on one side, facing the CPU, of the first fan (2), the air guide shell (8) is used for guiding airflow blown out by the first fan (2), the diameter, close to the first fan (2), of the air guide shell (8) is larger than the diameter, far away from the first fan (2), of the air guide shell, and the air flow velocity of the airflow blown out by the first fan (2) is increased to improve the heat dissipation effect.
3. The high-speed circulation heat dissipation device of claim 1, wherein: the temperature sensor (12) is arranged on the CPU, the temperature sensor (12) is electrically connected with the CPU, and the first fan (2) and the second fan (7) are both electrically connected with the CPU.
4. The high-speed circulation heat dissipation device of claim 1, wherein: communicating pipe (5) include upper tube way (13) and lower pipeline (14), set up speed increasing fan (15) between upper tube way (13) and lower pipeline (14), speed increasing fan (15) are used for improving the air current velocity of flow in communicating pipe (5).
5. The high-speed circulation heat dissipation device of claim 1, wherein: the second fan (7) comprises a driving motor (16) and a plurality of fan wheels (17), the fan wheels (17) are used for improving the flow velocity of air flow in the communicating pipe (5), and the fan wheels (17) are fixedly connected with a motor shaft of the driving motor (16).
6. The high-speed circulation heat dissipation device of claim 1, wherein: a dust filter cover (18) is arranged in the ventilation gap (10), and the dust filter cover (18) is used for blocking dust in the case (1).
CN201810508545.1A 2018-05-24 2018-05-24 High-speed circulation heat abstractor of computer CN108681381B (en)

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CN201810508545.1A CN108681381B (en) 2018-05-24 2018-05-24 High-speed circulation heat abstractor of computer

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Application Number Priority Date Filing Date Title
CN201810508545.1A CN108681381B (en) 2018-05-24 2018-05-24 High-speed circulation heat abstractor of computer

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CN108681381A CN108681381A (en) 2018-10-19
CN108681381B true CN108681381B (en) 2021-02-09

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109860134B (en) * 2019-02-28 2020-10-02 苏州浪潮智能科技有限公司 Enhanced heat dissipation flow guide device and heat dissipation module

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CN203282073U (en) * 2013-05-30 2013-11-13 四川东方能源科技股份有限公司 Electric welding equipment radiating side plate
CN204256649U (en) * 2014-12-09 2015-04-08 重庆市长寿区世才科技有限公司 Computer heat radiation system
CN104571377A (en) * 2013-10-25 2015-04-29 天津泽峻科技有限公司 Heat radiation computer case
CN106020394A (en) * 2016-05-16 2016-10-12 联想(北京)有限公司 Temperature control method and server
CN107168497A (en) * 2017-06-27 2017-09-15 葛娅敬 A kind of air guiding heat dissipation device for computer
CN107193353A (en) * 2017-06-19 2017-09-22 张莲莲 A kind of heat-radiating chassis for computer of high heat dispersion

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101652050A (en) * 2008-08-13 2010-02-17 英业达股份有限公司 Wind guiding cover
US8448695B2 (en) * 2010-05-26 2013-05-28 Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd. Heat dissipating apparatus
CN202975946U (en) * 2012-09-28 2013-06-05 四川奥格科技有限公司 Semiconductor water cooling CPU heat radiator
CN203133728U (en) * 2013-02-26 2013-08-14 申丽 Heat-radiating and cooling system of computer
CN203282073U (en) * 2013-05-30 2013-11-13 四川东方能源科技股份有限公司 Electric welding equipment radiating side plate
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CN107168497A (en) * 2017-06-27 2017-09-15 葛娅敬 A kind of air guiding heat dissipation device for computer

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