CN105611813B - Dust pelletizing system for radiator and the electronic equipment for being provided with the system - Google Patents
Dust pelletizing system for radiator and the electronic equipment for being provided with the system Download PDFInfo
- Publication number
- CN105611813B CN105611813B CN201610150969.6A CN201610150969A CN105611813B CN 105611813 B CN105611813 B CN 105611813B CN 201610150969 A CN201610150969 A CN 201610150969A CN 105611813 B CN105611813 B CN 105611813B
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- China
- Prior art keywords
- dust
- radiator
- amount
- module
- pelletizing system
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Electrostatic Separation (AREA)
Abstract
The present invention provides a kind of dust pelletizing system for radiator and it is provided with the electronic equipment of the system, the dust pelletizing system for radiator detects the amount of dust on the radiating fin of the radiator, and corresponding dust removal operation is carried out according to the amount of dust, to reduce the dust on the radiating fin.The present invention can automatically monitor the condition for being dusted operation, and execute dust removal operation, easy to operate and simple.
Description
Technical field
The present invention relates to electronic device field, more particularly to a kind of dust pelletizing system for radiator and the dress is provided with
The electronic equipment set.
Background technology
As the design of the electronic equipments such as such as laptop tends to be lightening, for radiator dust pelletizing system dissipate
The area of hot fin constantly becomes smaller.In order to ensure the proper heat reduction of electronic equipment, the rotating speed for improving fan is generally had to.This makes
The radiating fin obtained now is more easy to the deposition for dust and batting occur, and the mode of many dedustings continuously emerges.But existing solution
Method, which is mostly happened at the switching on and shutting down stage, can influence user experience.Such as, fan is allowed to invert dedusting at full speed in shut-down-phase, and at this time
Carrying out reverse turn operation can be such that noise greatly improves, and influence user experience.Furthermore it is also possible to be carried out using APP timed reminding users
Dedusting, and user can not accurately know the best opportunity of dedusting, and if user forgets, or cause a large amount of dust deposits.
Invention content
It is to be solved by this invention be to provide a kind of can be dusted operation according to the amount of dust on radiating fin
Dust pelletizing system for radiator and the electronic equipment equipped with the device.
A kind of dust pelletizing system for radiator detects the amount of dust on the radiating fin of the radiator, and
Corresponding dust removal operation is carried out according to the amount of dust, to reduce the dust on the radiating fin.
Wherein, including：Detection module is used to detect the amount of dust on the radiating fin, and is sentenced according to the amount of dust
It is disconnected whether to need to be dusted；
Dedusting module is configured to be dusted operation according to the judging result of the detection module.
Wherein, further include at least one set of electrode plate to being located on the opposite radiating fin；
The detection module is configured to judge the amount of dust according to the capacitance between the electrode plate.
Wherein, further include reminding module, be configured to execute operation according to the judgement of the detection module, to remind dedusting
The execution of operation.
Wherein, the reminding module includes：It is arbitrary in sound prompting unit, vibrating alert unit or display alarm unit
It is one or more.
Wherein, further included control module, the control module is according to described in the control of the judging result of the detection module
The dust removal operation of dedusting module.
Wherein, the dedusting module includes fan, and the control module is rotated by controlling the flabellum of the fan
The row dust removal operation.
Wherein, the control module controls the reversion of the flabellum to be dusted operation.
Wherein, also there are the corresponding table of amount of dust range and the rotation speed of the fan, and the control in the control module
Module is configured to the amount of dust range where the amount of dust obtained according to the detection module, controls the fan according to corresponding
Rotation speed of the fan is dusted operation.
The present invention also provides a kind of electronic equipment, it is provided with the dedusting system for radiator as described in locking
System.
The beneficial effects of the present invention are：
1, the present invention can automatically be dusted operation according to the dust on radiating fin, convenient and effective；
2, the dust pelletizing system for radiator of the invention can also issue the user with prompting and be dusted operation.
Description of the drawings
Fig. 1 is the principle assumption diagram of the dust pelletizing system for radiator of the embodiment of the present invention；
Fig. 2 is the structure chart of the radiating fin of the embodiment of the present invention；
Fig. 3 is the circuit diagram that detection module detects capacitance in the embodiment of the present invention.
Reference sign
1- detection module 2- dedusting modules
3- radiating fin 4- electrode plates
5- reminding module 6- control modules
7- amplifier 8- comparators
9- operation determination unit 10- switch controllers
Specific implementation mode
Below in conjunction with the accompanying drawings, the embodiment of the present invention is described in detail, but is not intended as the restriction of the present invention.
It is the theory structure block diagram of the embodiment of the present invention shown in attached drawing 1, Fig. 2 is the radiating fin of the embodiment of the present invention
Structure chart.
Wherein, the dust pelletizing system provided by the present invention for radiator can be applied in the electronic device, can be with
It is automatically dusted operation by the amount of dust on radiating fin, to reduce the dust on the radiating fin, Yi Ji electricity
Dust in sub- equipment, to enhance heat dissipation effect and ensure the normal operation of electronic equipment；User can also be reminded, is had more
Simply and easily effect.
Specifically, as shown, the dust pelletizing system for radiator in the embodiment of the present invention includes：Detection module 1
With dedusting module 2, detection module 1 is used to detect amount of dust on radiating fin 3, and according to the amount of dust judge whether to need into
Row dust removal operation；Dedusting module 2 carries out corresponding dust removal operation according to the judging result of detection module 1, to reduce the heat dissipation
Dust on fin.In general, can prestore in the detection module 1 relevant threshold value of an amount of dust or value range, when detection module 1
When the amount of dust detected is more than the threshold value or within a certain range, that is, judge to can perform dust removal operation, to reduce amount of dust guarantor
Demonstrate,prove heat dissipation effect.
It is illustrated in figure 2 the structure chart of the radiating fin in the embodiment of the present invention, is at least set relatively on the radiating fin 3
One group of electrode plate 4 is set, and the electrode plate 4 can be arranged on two adjacent opposite fins, and respectively positive plate and negative
Pole plate, to constitute capacitance, detection module 1 is configured to judge amount of dust according to the capacitance between two electrode plates being oppositely arranged 4.
Such as the difference of air and dust cotton-wool dielectric constant can be utilized, it is detected between fin 3 by the difference of detecting capacitance
Dust cotton-wool amount.Specific formula can be shown below：
C=ε S/4 π kd
Wherein, ε indicates that dielectric constant, S indicate that the relative area of electrode plate 4, d indicate the distance between electrode plate；In fin
In the case that piece is completely clean, it is dielectric constant of air ε ≈ 1 between electrode plate 4, capacitance C1 at this time can be measured by circuit,
When amount of dust reaches certain value between fin 3, the permittivity ε ≈ 4 between electrode can measure capacitance at this time by circuit
C2.Detection module 1 judges amount of dust according to the capacitance, and judges.It can be using the C2 as above-mentioned threshold in the present embodiment
Value can also choose other values as threshold value.
In addition, the dust pelletizing system for radiator of the present embodiment can also include reminding module 5, configure according to institute
The amount of dust on radiating fin 3 is stated, to carry out prompting operation.It, can be with that is, can not only be dusted operation automatically
Dedusting is sent to external user to remind, and to remind user to be dusted operation, plays the execution for being further ensured that dedusting action.
Wherein reminding module 5 may include：In sound prompting unit, vibrating alert unit or display alarm unit any one or it is more
Kind.
Preferably, the dust pelletizing system for radiator in the present embodiment can also include control module 6, control module
6 can connect with detection module 1, dedusting module 2 and reminding module 5, and control dedusting mould according to the judging result of detection module 1
The dust removal operation of block 2.In addition, the dedusting module 2 in the present embodiment includes fan, control module 6 can be by controlling fan
The rotation of flabellum is to be dusted operation.Flabellum reversion is to be dusted operation as described in controlling control module 6.Control module 6
Inside also there is the corresponding table of amount of dust range and rotation speed of the fan, and the control module is configured to obtain according to the detection module
Amount of dust where amount of dust range, control the fan and be dusted operation according to corresponding rotation speed of the fan.
In addition, the embodiment of the present invention can also provide a kind of electronic device, it is provided with as described above for heat dissipation
The dust pelletizing system of device.Reminding module 5 can be reminded according to the signal of detection module 1 or control module 6, which may be used also
To be shown using display.
The principle of amount of dust is judged by the capacitance between electrode plate 4 for detection module 1, is provided in the present embodiment
Circuit theory as shown in Figure 3, as shown, detection module 1 may include two switching tubes Q1, Q2, with to being oppositely arranged
The capacitance that electrode plate 4 is formed carries out charge and discharge, amplifier 7 and comparator 8 and operation determination unit 9 and control Q1 and Q2 is opened
The switch controller 10 of pass.Wherein utilize two identical frequencies and reversed switching tube Q1, Q2 to tested electrode plate (capacitance) 4 into
Row charge and discharge act, and 4 ground of tested electrode plate is connected to the virtual earth end of operational amplifier 7, as long as the discharge time of measured capacitance
Long enough, the output voltage that amplifier can be obtained are that VOUT=(CX/C0) * VIN, VOUT is obtained by comparing with reference voltage V 0
Result export to operation determination unit 9, to determine the need for being dusted.When VOUT is higher than reference voltage, comparator 8
High level signal is exported, illustrates that CX is bigger at this time, the dielectric constant of CX is relatively high, and dust is relatively more, needs to clear up dust；When
When VOUT is less than reference voltage, comparator exports low level, illustrates that CX does not reach the condition for needing to clear up dust also.
Operation determination unit 1 is made whether the judgement being dusted after obtaining the output signal of comparator, can pass through
BIOS or OS prompt users are dusted, and achieve the effect that dedusting, or directly notice dedusting module 2 is forced to be dusted behaviour
Make.
Above example is only exemplary embodiment of the present invention, is not used in the limitation present invention, protection scope of the present invention
It is defined by the claims.Those skilled in the art can within the spirit and scope of the present invention make respectively the present invention
Kind modification or equivalent replacement, this modification or equivalent replacement also should be regarded as being within the scope of the present invention.
Claims (8)
1. a kind of dust pelletizing system for radiator, which is characterized in that it is detected on the radiating fin of the radiator
Amount of dust, and corresponding dust removal operation is carried out according to the amount of dust, to reduce the dust on the radiating fin；Wherein,
The dust pelletizing system includes：
Detection module is used to detect the amount of dust on the radiating fin, and judges whether to need to carry out according to the amount of dust
Dedusting；
Dedusting module is configured to be dusted operation according to the judging result of the detection module；And further include at least one
Group is to the electrode plate that is located on the opposite radiating fin；
The detection module is configured to judge the amount of dust according to the capacitance between the electrode plate；
Wherein, the detection module includes：
First switch pipe and second switch pipe, the first switch pipe and second switch pipe are connected to the capacitance between the electrode plate
Side, to carry out charge and discharge to the electrode plate using two identical frequencies and reversed switching tube；
Operational amplifier is connected to the other side of the capacitance；
Comparator is connect with the outlet side of the operational amplifier, and by the output voltage of the operational amplifier and a base
Quasi- voltage compares；
Operation determination unit, based on the comparison the comparison result of device judge whether need be dusted operation.
2. the dust pelletizing system according to claim 1 for radiator, which is characterized in that further include reminding module,
It is configured to execute operation according to the judgement of the detection module, to remind the execution of dust removal operation.
3. the dust pelletizing system according to claim 2 for radiator, which is characterized in that the reminding module includes：
Any one or more in sound prompting unit, vibrating alert unit or display alarm unit.
4. the dust pelletizing system according to claim 1 for radiator, which is characterized in that further included control module,
The control module controls the dust removal operation of the dedusting module according to the judging result of the detection module.
5. the dust pelletizing system according to claim 4 for radiator, which is characterized in that the dedusting module includes wind
Fan, the control module carry out the dust removal operation by controlling the rotation of the flabellum of the fan.
6. the dust pelletizing system according to claim 5 for radiator, which is characterized in that the control module controls institute
The reversion of flabellum is stated to be dusted operation.
7. the dust pelletizing system according to claim 5 for radiator, which is characterized in that also deposited in the control module
There is corresponding table of the amount of dust range with the rotation speed of the fan, and the control module is configured to obtain according to the detection module
Amount of dust range where amount of dust controls the fan and is dusted operation according to corresponding rotation speed of the fan.
8. a kind of electronic equipment is arranged just like the dedusting system for radiator described in any one of claim 1-7
System.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610150969.6A CN105611813B (en) | 2016-03-15 | 2016-03-15 | Dust pelletizing system for radiator and the electronic equipment for being provided with the system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610150969.6A CN105611813B (en) | 2016-03-15 | 2016-03-15 | Dust pelletizing system for radiator and the electronic equipment for being provided with the system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105611813A CN105611813A (en) | 2016-05-25 |
| CN105611813B true CN105611813B (en) | 2018-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610150969.6A Active CN105611813B (en) | 2016-03-15 | 2016-03-15 | Dust pelletizing system for radiator and the electronic equipment for being provided with the system |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106079440A (en) * | 2016-06-14 | 2016-11-09 | 济南集罗电子有限公司 | 3d printer |
| CN106024171A (en) * | 2016-06-14 | 2016-10-12 | 长沙汉河电缆有限公司 | High-efficiency and energy-saving cable and cable circulating cooling system |
| CN106302897A (en) * | 2016-07-28 | 2017-01-04 | 芜湖辉灿电子科技有限公司 | Automated cleaning and the mobile phone of cooling |
| CN109714670A (en) * | 2018-12-28 | 2019-05-03 | 努比亚技术有限公司 | Dust-proof network detecting method, mobile terminal and computer readable storage medium |
| CN109882993B (en) * | 2019-03-19 | 2023-03-21 | 奥克斯空调股份有限公司 | Filter screen dust accumulation detection device and method and air conditioner |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101908013A (en) * | 2009-06-04 | 2010-12-08 | 纬创资通股份有限公司 | Pressure sensing device, pressure sensing method and heat dissipation device for electronic device |
| CN102200816B (en) * | 2010-03-25 | 2015-06-03 | 联想(北京)有限公司 | Computer, heat-radiating module and automatic dust-removing method |
| CN202091228U (en) * | 2011-04-18 | 2011-12-28 | 河南奥鑫合金有限公司 | Ore smelting electric arc furnace flue dust concentration detection and dedusting fan frequency conversion speed regulation system |
| CN102996483B (en) * | 2011-09-13 | 2015-07-08 | 宏碁股份有限公司 | Automatic dust removing fan device and dust removing method for same |
| CN103106127A (en) * | 2011-11-11 | 2013-05-15 | 英业达股份有限公司 | Dirt retention detection method |
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Effective date of registration: 20201207 Address after: 601-g6-1, 6th floor, building 2, No. 6, Shangdi West Road, Haidian District, Beijing 100085 Patentee after: Lenovo Kaitian Technology Co., Ltd Address before: 230601 Anhui city of Hefei Province Economic and Technological Development Zone Cuiwei Road No. 6 Building 4 floor No. 418 constant sea Patentee before: HEFEI LCFC INFORMATION TECHNOLOGY Co.,Ltd. |