CN105727343B - A kind of control system of the disinfection deodorizing device of ultraviolet LED array - Google Patents
A kind of control system of the disinfection deodorizing device of ultraviolet LED array Download PDFInfo
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- CN105727343B CN105727343B CN201610234981.5A CN201610234981A CN105727343B CN 105727343 B CN105727343 B CN 105727343B CN 201610234981 A CN201610234981 A CN 201610234981A CN 105727343 B CN105727343 B CN 105727343B
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- Prior art keywords
- led
- ultraviolet
- ultraviolet led
- control system
- deodorizing device
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- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 21
- 230000001877 deodorizing effect Effects 0.000 title claims abstract description 15
- 239000000758 substrate Substances 0.000 claims abstract description 10
- 239000003054 catalyst Substances 0.000 claims abstract description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 239000002131 composite material Substances 0.000 claims description 6
- 239000011889 copper foil Substances 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical group [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims description 3
- 238000003491 array Methods 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000004887 air purification Methods 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 229910010293 ceramic material Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 2
- 230000003760 hair shine Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000011953 bioanalysis Methods 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 230000000249 desinfective effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 238000007146 photocatalysis Methods 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 239000011941 photocatalyst Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
- A61L9/18—Radiation
- A61L9/20—Ultraviolet radiation
- A61L9/205—Ultraviolet radiation using a photocatalyst or photosensitiser
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
- A61L2209/10—Apparatus features
- A61L2209/11—Apparatus for controlling air treatment
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
A kind of control system of the disinfection deodorizing device of ultraviolet LED array, including circuit substrate, ultraviolet LED light emitting source, ultraviolet ray filter, LED drive circuit, MCU controllers, single chip control unit, heat-sink unit, active catalyst layer；Single chip control unit is configured with array keyboard, LED function display end etc., and gating control is carried out to LED array by data/address bus, realizes the efficient control of LED disinfection taste removal integrated apparatus.
Description
Technical field
The present invention relates to a kind of design method of the disinfection deodorizing device based on microcontroller and ultraviolet LED array.
Background technology
Ultraviolet has been widely used in every field as important disinfection means.And traditional ultraviolet mercury lamp response
Speed is slow, energy consumption height, and drive circuit burden is big, and fever is high, and is difficult to make control battle array because of the problem of volume, power
Row, influence control efficiency.
Ultraviolet LED refers generally to LED of the centre of luminescence wavelength in below 405nm, and emission wavelength is usually located at by LED industry
Referred to as near ultraviolet LED during 355~405nm, and referred to as deep ultraviolet LED when being shorter than 300nm.At present in the research and production of LED
The energy gap for using most material GaN is 3.4eV, and corresponding emission wavelength is 365nm, just near ultraviolet band model
Enclose, therefore, generally using GaN as base material near ultraviolet LED.And deep ultraviolet LED expands band by adding Al in base material GaN
Gap, obtains shorter emission wavelength.According to more detailed wave band and purposes, ultraviolet LED can be divided into following three classes：(1)UVA：
Wavelength is mainly used for curing between 315~405nm, medical treatment, printing, photoetching, money-checking and photocatalysis etc.；(2)UVB：Wavelength exists
Between 280~315nm, it is mainly used for medical treatment, bioanalysis (such as DNA)；(3)UVC：Wavelength is less than 280nm, is mainly used for killing
Bacterium and constituent analysis etc..
Although ultraviolet LED is existing a small amount of applied to fields such as disinfection, sterilizations at present, based on the more of intelligence control system
There is not been reported for the composite disinfecting taste removal integrated apparatus of LED array.
Similar with ultraviolet LED, the catalytic oxidation technologies such as photocatalyst are also widely applied in air purification field, this hair
The bright air purifying process by catalysis oxidation is combined with ultraviolet LED decontamination system.
The content of the invention
Based on using the LED light emitting sources of high energy source efficiency, there is provided a kind of intelligence is controllable, disappears
The good hybrid system of malicious taste removal effect.
In order to solve the above technical problems, the present invention uses following technical scheme：
A kind of disinfection deodorizing device based on microcontroller and ultraviolet LED array, including circuit substrate, ultraviolet LED light emitting source,
Ultraviolet ray filter, LED drive circuit, MCU controllers, single chip control unit, heat-sink unit, active catalyst layer；It is described
Circuit substrate uses two-sided copper foil structure to radiate with profit, and reserves equidistant LED component array of receptacles, the LED component
Heat-conducting is filled with jack, the heat-conducting is in contact with the copper foil of circuit board, and the copper foil connects with heat-sink unit
Touch, realize the rapid release of heat；Single chip control unit realizes the selection of ultraviolet LED array by way of address strobe,
The quantity of the ultraviolet LED to be worked now by numeral method at the same time；LED drive circuit, the quantity of MCU controllers and LED are sent out
The quantity of light source is identical, is gated also by microcontroller；The heat-sink unit includes heat sink, radiator fan, the heat dissipation
Composite coating of the piece surface coated with nano-titanium dioxide and activated alumina, the temperature rise of heat sink can be strengthened described
The Air purification of composite coating, by the effect of radiator fan, accelerates air-flow flowing, on the one hand can promote to radiate, separately
On the one hand the efficiency of Air purification is also improved.
Compared with existing similar techniques, the present invention has following technique effect：
1st, significantly declined by using ultraviolet LED light emitting source, power；
2nd, by the design of array and the intelligent control of microcontroller, work LED location, work LED quantity are realized
Flexibly control；
3rd, by the utilization of perfect heat dissipation design and heat, the clean-up effect of catalyst is promoted.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of the control system of the disinfection deodorizing device of ultraviolet LED array.
Embodiment
Below in conjunction with the accompanying drawings, elaborate, as shown in Figure 1,
As shown in Figure 1, a kind of disinfection deodorizing device based on microcontroller and ultraviolet LED array, including it is circuit substrate, ultraviolet
LED light emitting sources, ultraviolet ray filter, LED drive circuit, MCU controllers, single chip control unit, heat-sink unit, active catalytic
Oxidant layer.
In terms of circuit substrate, using two-sided copper foil structure, inner core liner plate can use metal or ceramic material further to strengthen
Heat dissipation.The LED component support jack of array-like is provided with circuit substrate, the multigroup ultraviolet LED of installation that can be selective shines
Source device.Each array point position is respectively provided with unique gating address wire, it gates the data bit that principle is similar to random access memory
Access, be technology known to those of ordinary skill in the art, repeat no more.
In terms of heat dissipation, for the heat dissipation of further accentuator substrate, carried out in the support jack at metallization
Reason or copper foil and the Metal Substrate of liner filled with heat-conducting, the metal or heat-conducting and for heat dissipation for circuit board
Plate or ceramic material are in contact, and realize the quick release of heat.And the metal substrate or ceramic material of the heat dissipation copper foil and liner
Material is finally in contact with heat radiation module.The heat radiation module uses common metal fin, its shape can be multilayer tablet
Shape or curved, install small-sized heat radiating fan additional on the inside of heat sink, heat dissipation diameter according to the size of heat sink can select 8cm or
The ball fan of 12cm.The effect of fan has at 2 points, first, further strengthening heat dissipation effect, two are to speed up air flow, enhancing
Air purification effect.
In terms of air purification, in the fin surface coated with nano titanium dioxide and the composite coating of activated alumina,
The temperature rise of heat sink can strengthen the Air purification of the composite coating, realize efficiently using for waste heat.
In terms of ultraviolet LED shines, the UV LED components of 280nm are less than using wavelength.Because the system is to employ LED times
Row, in order to ensure Disinfection Effect and control efficiency, every group of LED component configures corresponding MCU units and drive circuit.It is described
MCU units are connected with drive circuit, and the drive circuit is driven by 220V voltages, and drive circuit is connected with ultraviolet LED, real
The rational driving of existing LED.In order to strengthen the disinfection efficiency of ultraviolet LED, and the light wave of wavelength more long-wave band is filtered out, in ultraviolet LED
It is outer to use ultraviolet filter, it is ensured that the wavelength of the ultraviolet light of final output meets desired extent.Further, ultraviolet LED module
It is connected to foregoing heat radiation module.
In terms of single chip control unit, 89C52 series monolithics and the follow-up improvement model based on its instruction set can be used；
(including later stage modified such as STC serial model No.s), can also use PIC series monolithics to add the combination of delivery outlet extended chip.It is single
Piece machine control unit is powered using 5V power supplys, and input uses 4*4 array keyboards, and keyboard includes ten key and reset key
With 5 function keys, output is shown using 4 LED charactrons.Separately 8bit data/address bus is reserved to gate LED array
Control.Being worked No. LED by keyboard to set up, microcontroller controls the gating unit to work, and by three after LED charactrons
Shown.LED charactrons first can be used as marker bit, and 0 is standby mode, and 1 is part LED operation pattern, 2 wholes
LED operation pattern.
Claims (8)
- A kind of 1. control system of the disinfection deodorizing device of ultraviolet LED array, it is characterised in that：Including circuit substrate, ultraviolet LED Light emitting source, ultraviolet ray filter, LED drive circuit, MCU controllers, single chip control unit, heat-sink unit, active catalyst Layer；The single chip control unit is powered using 5V power supplys, and input module uses array keyboard, and output uses 4 LED numbers Pipe is shown that single chip control unit carries out ultraviolet LED array gating control using 8bit data/address bus, and the control is former Reason is using the addressing mode of random access memory, and by keyboard to set up work LED numberings, single chip control unit passes through the data Bus gates corresponding ultraviolet LED array unit, and is shown by latter three of LED charactrons；The circuit base Plate uses two-sided copper foil structure to radiate with profit, and reserves equidistant LED component array of receptacles, in the LED component jack Filled with heat-conducting, the heat-conducting is in contact with the copper foil of circuit board, and the copper foil is in contact with heat-sink unit, realizes The rapid release of heat.
- A kind of 2. control system of the disinfection deodorizing device of ultraviolet LED array according to claim 1, it is characterised in that： Follow-up improvement model of the single chip control unit using 89C52 series monolithics and based on its instruction set.
- A kind of 3. control system of the disinfection deodorizing device of ultraviolet LED array according to claim 1, it is characterised in that： The array keyboard uses 4*4 arrays, including ten key and reset key and 5 function keys.
- A kind of 4. control system of the disinfection deodorizing device of ultraviolet LED array according to claim 1, it is characterised in that： The LED drive circuit, the quantity of MCU controllers are identical with the quantity of LED light emitting sources, are gated also by microcontroller.
- A kind of 5. control system of the disinfection deodorizing device of ultraviolet LED array according to claim 1, it is characterised in that： The ultraviolet LED light emitting source selects the uv-LED device that wavelength is less than 280nm.
- A kind of 6. control system of the disinfection deodorizing device of ultraviolet LED array according to claim 1, it is characterised in that： Every group of LED component configures corresponding MCU units and drive circuit, and the MCU units are connected with drive circuit.
- A kind of 7. control system of the disinfection deodorizing device of ultraviolet LED array according to claim 1, it is characterised in that： Ultraviolet filter is used outside ultraviolet LED, it is ensured that the wavelength of the ultraviolet light of final output meets desired extent.
- A kind of 8. control system of the disinfection deodorizing device of ultraviolet LED array according to claim 1, it is characterised in that： The active catalyst layer is nano-titanium dioxide and the composite coating of activated alumina, and is coated on heat-dissipating unit surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610234981.5A CN105727343B (en) | 2016-04-15 | 2016-04-15 | A kind of control system of the disinfection deodorizing device of ultraviolet LED array |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610234981.5A CN105727343B (en) | 2016-04-15 | 2016-04-15 | A kind of control system of the disinfection deodorizing device of ultraviolet LED array |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105727343A CN105727343A (en) | 2016-07-06 |
| CN105727343B true CN105727343B (en) | 2018-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610234981.5A Active CN105727343B (en) | 2016-04-15 | 2016-04-15 | A kind of control system of the disinfection deodorizing device of ultraviolet LED array |
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| Country | Link |
|---|---|
| CN (1) | CN105727343B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204475001U (en) * | 2014-12-15 | 2015-07-15 | 西安天动数字科技有限公司 | A kind of wardrobe ultraviolet sterilization clothing lever apparatus |
| CN105412972A (en) * | 2015-12-23 | 2016-03-23 | 苏州清雅照明科技有限公司 | Ultraviolet sterilizing lamp |
| CN205698624U (en) * | 2016-04-15 | 2016-11-23 | 镇江市高等专科学校 | A kind of control system of the sterilization deodorizing device of ultraviolet LED array |
-
2016
- 2016-04-15 CN CN201610234981.5A patent/CN105727343B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204475001U (en) * | 2014-12-15 | 2015-07-15 | 西安天动数字科技有限公司 | A kind of wardrobe ultraviolet sterilization clothing lever apparatus |
| CN105412972A (en) * | 2015-12-23 | 2016-03-23 | 苏州清雅照明科技有限公司 | Ultraviolet sterilizing lamp |
| CN205698624U (en) * | 2016-04-15 | 2016-11-23 | 镇江市高等专科学校 | A kind of control system of the sterilization deodorizing device of ultraviolet LED array |
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| Publication number | Publication date |
|---|---|
| CN105727343A (en) | 2016-07-06 |
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Address after: No. 518, changxiangxi Avenue, University Park, Dantu District, Zhenjiang City, Jiangsu Province Patentee after: Zhenjiang College Address before: 212003 No. 61, Xuefu Road, Zhenjiang, Jiangsu Patentee before: Zhenjiang College |
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