CN103809706A - Air purifying device of computer for medical experiments - Google Patents
Air purifying device of computer for medical experiments Download PDFInfo
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- CN103809706A CN103809706A CN201410067613.7A CN201410067613A CN103809706A CN 103809706 A CN103809706 A CN 103809706A CN 201410067613 A CN201410067613 A CN 201410067613A CN 103809706 A CN103809706 A CN 103809706A
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Abstract
The invention discloses an air purifying device of a computer for medical experiments. The air purifying device comprises an intake air filtering unit and a negative ion purifying unit, wherein the intake air filtering unit is installed at an air inlet of the computer and used for filtering air entering a computer case, and the negative ion purifying unit is installed at an air outlet of a computer power supply and used for removing harmful microbes and electrolyzing harmful substances with small particle sizes. The intake air filtering unit is provided with a miniature fan used for supplying air into the computer case to keep the interior of the computer case in a positive-pressure state. The outside air passes through the air inlet of the computer, the intake air filtering unit, a computer mainboard area and the negative ion purifying unit in sequence and then flows out of the computer case. The air purifying device has the advantages of being reasonable in design, easy to maintain, and capable of thoroughly eliminating damage of dust to the computer, obviously improving the stability of the computer, obviously prolonging the service life of the computer, quickly removing PM 2.5, formaldehyde, peculiar smells, smoke, viruses, bacteria and other harmful substances, effectively purifying air and improving experimental environments.
Description
Technical field
The present invention relates to a kind of air cleaning unit, relate in particular to a kind of inner air purification plant that is applicable to medical experiment computing machine.
Background technology
Along with the develop rapidly of infotech, the booster action of computing machine in medical experiment is outstanding day by day, has become requisite experimental facilities.In medical experiment, many contents utilize animal used as test to complete, and affected by hair experimental implementation and the result of animal used as test are observed, and therefore in experiment, need remove or cut short animal by hair.But that cuts is difficult to thoroughly remove by hair, remaining quilt hair can be floating everywhere in laboratory.
What these were floating is easily sucked by the air circulating system of computing machine by hair, very easily stops up heat dissipation system for computers, air outlet etc., has had a strong impact on stability and the serviceable life of computing machine.In addition, thus animal by the dust in the easy static electrification sorption cycle of hair wind, form floccus be accumulated on mainboard.
When there was dampness in the air, these are mixed in by the dust in hair, and the moisture in meeting absorbed air forms granular conductive oxide, easily causes chip pin short circuit.When air is dried, these dusts are again because having carried a large amount of static, and easily to chip pin, electric discharge is burnt.In a word, a large amount of existence of dust very easily make computing machine be destroyed in virtually, and dust has been acknowledged as the No.1 killer of computing machine.Therefore install air cleaning unit for medical experiment additional with computing machine, improve stability and the serviceable life of computing machine, cleaning laboratory air, improves experimental situation extremely urgent simultaneously.
Summary of the invention
Object of the present invention is exactly in order to address the above problem, and has proposed a kind of inner air purification plant that is applicable to medical experiment computing machine.This device can effectively be removed the dust in computer-internal and surrounding environment, the objectionable impurities such as particle and volatile organic matter of carrying disease germs.
To achieve these goals, the present invention adopts following technical scheme:
The air cleaning unit of computing machine for medical experiment, comprising: be arranged on computing machine air inlet place for inlet air filtration unit that the air that enters cabinet is filtered and be arranged on computer power supply air outlet place for eliminating the anion fine-purification unit of harmful microorganism, objectionable impurities that electrolysis granularity is little.
Described inlet air filtration unit is provided with for air-supply in cabinet, makes cabinet inside keep the mini-fan of malleation.
Outside air flows out computer cabinet successively behind computing machine air inlet, inlet air filtration unit, computer motherboard region and anion fine-purification unit.
Described inlet air filtration unit comprises: be fixed on the carrier base at computing machine air inlet place, on described carrier base, support casing be set, in the inner one end near carrier base of support casing, filter bag is set, the other end arranges activated charcoal strainer; Mini-fan is fixed on support casing, and intake control circuit is connected with mini-fan.
Outside air enters computer-internal through computing machine air inlet, filter bag, activated charcoal strainer and mini-fan successively.
Temperature sensor, gas pressure sensor and alarm module that described intake control circuit comprises single-chip microcomputer and is connected with single-chip microcomputer; Gas pressure sensor is for detection of cabinet inside gaseous tension, and temperature sensor, for detection of cpu temperature, is greater than under the prerequisite of environmental pressure at the machine of assurance loading pressure, and single-chip microcomputer, by controlling the supply voltage of mini-fan, increases or reduce air output; In the time that mini-fan working current reaches warning value, Single-chip Controlling alarm module sends alerting signal, to change in time filter bag.
The power supply of described intake control circuit is the 12V power supply of main frame.
The air intake opening of described filter bag is squeezed on carrier base by O RunddichtringO by support casing.
Described filter bag is high efficiency particle air filter HEPA, and filter bag is detachable.
Described support casing is tubular moulding; Support casing one end is supported for HEPA screen pack provides sealing joint and filtration; The other end is with mini-fan mounting disc, and mini-fan is tightly connected by sealing gasket and support casing.
Described anion fine-purification unit comprises: the protective net frame that is fixed on computing machine air outlet place, netted high voltage negative plate is set, netted high-voltage positive electrode plate is set, described protective net frame other end fixed protection net near protective net frame center in the inner close computing machine air outlet of described protective net frame one end.
On netted high-voltage positive electrode plate, weld the high-voltage positive electrode line of spray point and anion generator, on netted high voltage negative plate, weld the high voltage negative line of anion generator.
In cabinet, gas enters external environment through netted high voltage negative plate, spray point, netted high-voltage positive electrode plate and protection network successively.
The high-voltage positive electrode line of described anion generator is communicated with by the copper cash that covers on netted high-voltage positive electrode plate with spray point, and the high voltage negative line of anion generator connects after netted high voltage negative plate and counter body short circuit.
Described protective net frame is the tubular mouldings of two ends with mounting disc, and protective net frame is arranged on computing machine air outlet place by four screws of fixed host computer power supply.
Described anion fine-purification unit also comprises that 12V is for plug and power switch; Described 12V connects the 12V supply socket of main frame for plug.
The invention has the beneficial effects as follows:
Floccus, PM2.5 particulate, pollen, yellow sand and the virus of adhering to, bacterium, the spittle etc. can thoroughly be removed in inlet air filtration unit, reach more than 99% for 0.1 micron of above molecule filtration efficiency; Anion fine-purification unit can be killed the various microorganisms of virus, the bacterium etc. of carrying in gas fast, also can the organic peculiar smell of electrolysis, the objectionable impurities such as chemical volatile matter, dust, smog.Filter bag is detachable, to change in time and clean, guarantees the filter effect of inlet air filtration unit, effectively improves the air cleanliness in laboratory, improves experimental situation, protection operating personnel's health.
Cabinet inside remains malleation, makes outside air intelligence enter computer cabinet by air inlet, and can not enter by other gaps, has guaranteed the abundant filtration to entering air; Enter air in cabinet except few part is from other slit flow accidents happened to, feel most of and flow out from air outlet, guaranteed the purified treatment to flowing out cabinet air.
This purification plant is reasonable in design, safeguards simply, can thoroughly solve the harm of small dust granules to computing machine, obviously improves stability and the serviceable life of laboratory computer.
Accompanying drawing explanation
Fig. 1 is the computer organization schematic diagram that the present invention has installed air cleaning unit;
Fig. 2 is inlet air filtration cellular construction schematic diagram of the present invention;
Fig. 3 is anion fine-purification cellular construction schematic diagram of the present invention.
Wherein, 1. computer cabinet, 2. inlet air filtration unit, 3. anion fine-purification unit, 4. air intake opening, 5. carrier base, 6.O RunddichtringO, 7.HEPA filter bag, 8. activated charcoal strainer, 9. mini-fan, 10. support casing, 11. sealing gaskets, 12. intake control control circuits, 13. air outlets, 14. protection networks, 15. netted high-voltage positive electrode plates, 16. spray points, 17. netted high voltage negative plates, 18. anion generators, 19. protective net frames, 20. power switches, 21.12V power supply plug, the gas that 22. power supply fans are discharged, 23. air that are cleaned.
Embodiment:
Below in conjunction with accompanying drawing and embodiment, the present invention will be further described:
As shown in Figure 1, one is applicable to medical experiment computing machine air cleaning unit, formed by inlet air filtration unit 2 and anion fine-purification unit 3 two parts, inlet air filtration unit 2 is arranged on the air inlet of computing machine, and anion fine-purification unit 3 utilizes four screws that power supply is installed to be fixed in air outlet place.
As shown in Figure 2, inlet air filtration unit is by air intake opening 4, carrier base 5, O RunddichtringO 6, HEPA (High efficiency particulate air Filter, high efficiency particle air filter) filter bag 7, activated charcoal strainer 8, mini-fan 9, support casing 10, sealing gasket 11, intake control circuit 12 and air outlet 130 part compositions.This filter element is arranged on the air inlet place of computing machine, and the air that enters cabinet is filtered.This filter element can reach 99% to the filtration efficiency that is greater than 0.1 micron particles thing.
Because the air intake opening of HEPA filter bag 7 is squeezed on carrier base 5 by O RunddichtringO 6 by support casing 10, guarantee that the passage that air can only form by air intake opening 4, carrier base 5, HEPA filter bag 7, activated charcoal strainer 8 and mini-fan 9 enters cabinet inside.
Mini-fan 9 is by sealing gasket 11 support casing 10 that is tightly connected.Mini-fan 9 is a kind of low-noise strong blast volume DC micro fans, and the rotating speed of this fan is directly proportional to supply voltage.The present invention selects below rotating speed 2000rpm, and noise is not more than the mini-fan of 40dBA.Support casing 10 is tubular one end mouldings with mini-fan 9 mounting discs, and one end of support casing 10 is supported for HEPA screen pack 4 provides sealing joint and filtration, and the other end connects mini-fan 9 by sealing gasket 11.11 1 kinds of rubber standard components of sealing gasket, the sealing for mini-fan 9 with support casing 10.
As shown in Figure 3, anion fine-purification unit is made up of protection network 14, netted high-voltage positive electrode plate 15, spray point 16, netted high voltage negative plate 17, anion generator 18, protective net frame 19, power switch 20 and 12V power supply plug 21 8 parts, is arranged on the air outlet place of computer power supply.
Wherein protection network 14 is arranged on protective net frame 19, in Chalk-dust filtering, can guarantee the safety of device and attractive in appearance.
Netted high-voltage positive electrode plate 15 selects one side pcb board to make, for welding the high-voltage positive electrode line of spray point 16 and anion generator 18.Spray point 16 is selected the gold-plated single connector of 2.54mm, is welded on netted high-voltage positive electrode plate 15.This spray point 16 is placed in protective net frame 19, keeps the distance of 40mm left and right with power source protective cover, and keeps vertical with netted high voltage negative plate 17.
Netted high voltage negative plate 17 selects the gold-plated pcb board of one side to make, for welding the high voltage negative line of anion generator 18.The high-voltage positive electrode line of anion generator 18 is communicated with by the copper cash that covers on netted high-voltage positive electrode plate with spray point 16.The high voltage negative line of anion generator 18 connects netted high voltage negative plate 17 afterwards and counter body short circuit.The rated power of anion generator 18 is below 5W, and operating voltage is direct current 12V, output voltage direct current 6000V-20000V.
Protective net frame 19 is tubular two ends mouldings with mounting disc, utilizes four screws of fixed host computer power supply to be arranged on air outlet place.Protective net frame 19 installs at center netted high-voltage positive electrode plate 15.One end fixed protection net 14 of protective net frame 19, facilitates the disassembly, cleaning of protection network 14; The other end is installed netted high voltage negative plate 17.12V power supply plug 21 connects the 12V supply socket in main frame, guarantees main frame synchronous working.
When computer operation, this unit enters duty, and the gas 22 that power supply fan is discharged can only enter surrounding environment by netted high voltage negative plate 17, spray point 16, netted high-voltage positive electrode plate 15 and protection network 14 successively in protective net frame 19.
The high direct voltage producing due to anion generator 18 connects respectively on spray point 16 and netted high voltage negative plate 17, between positive/negative plate, form high-voltage electric field, when computer operation, anion generator 18 is exported high-pressure electrostatic, between spray point 16 and netted high voltage negative plate 17, form the gaseous ion of high concentration, electronegative gaseous ion, under the effect of electric field force, to positive plate motion, arrive after positive pole, emit negative charge.The gas 22 that power supply fan is discharged is ionized rapidly in this course, can kill fast the various microorganisms of virus, the bacterium etc. of carrying in gas, also can the organic peculiar smell of electrolysis, the objectionable impurities such as chemical volatile matter, dust, smog.Be filtered, cleaned gas 23 discharges protection network, can effectively improve air cleanliness, improves surrounding environment, protection operating personnel's health.
This unit is durable in use, basic Maintenance free.Power switch 20 is controlled the duty of this unit.The gas 22 that power supply fan is discharged refers to the gas being filtered after unit filters.Cleaned gas 23 refers to by the gas after filtrator unit and anion fine-purification purification unit.
By reference to the accompanying drawings the specific embodiment of the present invention is described although above-mentioned; but not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection scope of the present invention.
Claims (10)
1. the air cleaning unit of a medical experiment use computing machine, it is characterized in that, comprising: be arranged on computing machine air inlet place for inlet air filtration unit that the air that enters cabinet is filtered and be arranged on computer power supply air outlet place for eliminating the anion fine-purification unit of harmful microorganism, objectionable impurities that electrolysis granularity is little;
Described inlet air filtration unit is provided with for air-supply in cabinet, makes cabinet inside keep the mini-fan of malleation;
Outside air flows out computer cabinet successively behind computing machine air inlet, inlet air filtration unit, computer motherboard region and anion fine-purification unit.
2. the air cleaning unit of computing machine for a kind of medical experiment as claimed in claim 1, it is characterized in that, described inlet air filtration unit comprises: the carrier base that is fixed on computing machine air inlet place, on described carrier base, support casing is set, in the inner one end near carrier base of support casing, filter bag is set, the other end arranges activated charcoal strainer; Mini-fan is fixed on support casing, and intake control circuit is connected with mini-fan.
3. the air cleaning unit of computing machine for a kind of medical experiment as claimed in claim 2, is characterized in that temperature sensor, gas pressure sensor and alarm module that described intake control circuit comprises single-chip microcomputer and is connected with single-chip microcomputer;
Gas pressure sensor is for detection of cabinet inside gaseous tension, and temperature sensor, for detection of cpu temperature, is greater than under the prerequisite of environmental pressure at the machine of assurance loading pressure, and single-chip microcomputer, by controlling the supply voltage of mini-fan, increases or reduce air output;
In the time that mini-fan working current reaches warning value, Single-chip Controlling alarm module sends alerting signal, to change in time filter bag.
4. the air cleaning unit of computing machine for a kind of medical experiment as claimed in claim 2, is characterized in that, the air intake opening of described filter bag is squeezed on carrier base by O RunddichtringO by support casing.
5. the air cleaning unit of computing machine for a kind of medical experiment as claimed in claim 2, is characterized in that, described filter bag is high efficiency particle air filter HEPA, and filter bag is detachable.
6. the air cleaning unit of computing machine for a kind of medical experiment as claimed in claim 2, is characterized in that, described support casing is tubular moulding; Support casing one end is supported for HEPA screen pack provides sealing joint and filtration; The other end is with mini-fan mounting disc, and mini-fan is tightly connected by sealing gasket and support casing.
7. the air cleaning unit of computing machine for a kind of medical experiment as claimed in claim 1, it is characterized in that, described anion fine-purification unit comprises: the protective net frame that is fixed on computing machine air outlet place, netted high voltage negative plate is set, netted high-voltage positive electrode plate is set, described protective net frame other end fixed protection net near protective net frame center in the inner close computing machine air outlet of described protective net frame one end;
On netted high-voltage positive electrode plate, weld the high-voltage positive electrode line of spray point and anion generator, on netted high voltage negative plate, weld the high voltage negative line of anion generator;
In cabinet, gas enters external environment through netted high voltage negative plate, spray point, netted high-voltage positive electrode plate and protection network successively.
8. the air cleaning unit of computing machine for a kind of medical experiment as claimed in claim 7, it is characterized in that, the high-voltage positive electrode line of described anion generator is communicated with by the copper cash that covers on netted high-voltage positive electrode plate with spray point, and the high voltage negative line of anion generator connects after netted high voltage negative plate and counter body short circuit.
9. the air cleaning unit of computing machine for a kind of medical experiment as claimed in claim 7, it is characterized in that, described protective net frame is the tubular mouldings of two ends with mounting disc, and protective net frame is arranged on computing machine air outlet place by four screws of fixed host computer power supply.
10. the air cleaning unit of computing machine for a kind of medical experiment as claimed in claim 7, is characterized in that, described anion fine-purification unit also comprises that 12V is for plug and power switch; Described 12V connects the 12V supply socket of main frame for plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410067613.7A CN103809706B (en) | 2014-02-26 | 2014-02-26 | A kind of air cleaning unit of medical experiment computer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410067613.7A CN103809706B (en) | 2014-02-26 | 2014-02-26 | A kind of air cleaning unit of medical experiment computer |
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| CN103809706A true CN103809706A (en) | 2014-05-21 |
| CN103809706B CN103809706B (en) | 2017-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410067613.7A Expired - Fee Related CN103809706B (en) | 2014-02-26 | 2014-02-26 | A kind of air cleaning unit of medical experiment computer |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107168466A (en) * | 2017-05-24 | 2017-09-15 | 成都飞凯瑞科技有限公司 | A kind of host computer with air-cleaning function |
| CN107329538A (en) * | 2017-06-29 | 2017-11-07 | 河南中医药大学 | A kind of air cleaning unit of medical experiment computer |
| CN107442273A (en) * | 2017-07-31 | 2017-12-08 | 合肥上量机械科技有限公司 | A kind of automatic dust removing system for computer host box |
| CN109101088A (en) * | 2018-07-30 | 2018-12-28 | 吉林农业大学 | A kind of computer convenient for dedusting |
| CN117472154A (en) * | 2023-12-27 | 2024-01-30 | 融科联创(天津)信息技术有限公司 | Protection mechanism of processor |
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| CN109101088A (en) * | 2018-07-30 | 2018-12-28 | 吉林农业大学 | A kind of computer convenient for dedusting |
| CN117472154A (en) * | 2023-12-27 | 2024-01-30 | 融科联创(天津)信息技术有限公司 | Protection mechanism of processor |
| CN117472154B (en) * | 2023-12-27 | 2024-03-12 | 融科联创(天津)信息技术有限公司 | Protection device of processor |
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