CN2626501Y - Ultraviolet disinfecting device of air conduit of air-conditioning - Google Patents
Ultraviolet disinfecting device of air conduit of air-conditioning Download PDFInfo
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- CN2626501Y CN2626501Y CNU032614853U CN03261485U CN2626501Y CN 2626501 Y CN2626501 Y CN 2626501Y CN U032614853 U CNU032614853 U CN U032614853U CN 03261485 U CN03261485 U CN 03261485U CN 2626501 Y CN2626501 Y CN 2626501Y
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 17
- 230000000249 desinfective effect Effects 0.000 title 1
- 238000009423 ventilation Methods 0.000 claims abstract description 45
- 238000012423 maintenance Methods 0.000 claims abstract description 10
- 239000003990 capacitor Substances 0.000 claims description 38
- 238000009434 installation Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 2
- 150000002500 ions Chemical class 0.000 abstract description 6
- 241000894006 Bacteria Species 0.000 abstract description 4
- 239000000428 dust Substances 0.000 abstract description 4
- 244000005700 microbiome Species 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000003749 cleanliness Effects 0.000 abstract description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 5
- 230000005684 electric field Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 208000000453 Skin Neoplasms Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 210000004087 cornea Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 201000000849 skin cancer Diseases 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
本实用新型是一种紫外消毒器，具体涉及一种空调通风管道紫外消毒器。该消毒器安装在空调通风管道中，在空气进入室内之前将空气进行消毒和过滤，以增加空气的清洁度，将空气中夹带的微粒灰尘以及微生物、细菌等进行电离吸附，同时还产生适量的空气负离子，有益人体健康，有效的改善空调器的使用环境。该消毒器的主体是一个带有保温层的通风管道，通风管道内部，其进风口和出风口都设置有过滤筛，在进风口和出风口的过滤筛之间，通风管道内横向设置有多个低臭氧紫外灯管，在通风管道上低臭氧紫外灯管位置处设置有维修孔，维修孔上安装有盖板，出风口端部设置有静电器，通风管道的两端设置有安装法兰盘。该消毒器能有效的改善空调的使用环境，可以广泛应用于空调系统。
The utility model relates to an ultraviolet sterilizer, in particular to an ultraviolet sterilizer for air-conditioning ventilation ducts. The sterilizer is installed in the ventilation duct of the air conditioner to sterilize and filter the air before it enters the room to increase the cleanliness of the air, ionize and adsorb the particulate dust, microorganisms, bacteria, etc. Negative air ions are beneficial to human health and effectively improve the use environment of air conditioners. The main body of the sterilizer is a ventilation duct with an insulating layer. Inside the ventilation duct, there are filter screens at the air inlet and outlet. Between the filter screens at the air inlet and the air outlet, there are multiple A low-ozone ultraviolet lamp tube is provided with a maintenance hole at the position of the low-ozone ultraviolet lamp tube on the ventilation duct, a cover plate is installed on the maintenance hole, an electrostatic device is provided at the end of the air outlet, and mounting flanges are provided at both ends of the ventilation duct plate. The sterilizer can effectively improve the use environment of the air conditioner, and can be widely used in the air conditioner system.
Description
技术领域technical field
本实用新型涉及一种紫外消毒器，具体涉及一种空调通风管道紫外消毒器。The utility model relates to an ultraviolet sterilizer, in particular to an air-conditioning ventilation duct ultraviolet sterilizer.
背景技术Background technique
空调器在经过长时间运转使用后，对室内的温度可以进行很好的调节，但室内的空气质量随着时间的延长而变得越来越糟糕，而就空调器本身而言，也在这一时间的使用过程中受到了污染，室内的空气质量可以通过通风换气或通过空调器本身的换新风功能进行部分改变，但就空调器本身以及空调的通风管道内的污染进行彻底的清理是一件费工费力的工作。在空气进入室内以前进行有效的净化和杀菌，可以有效的改善空调的使用环境。The air conditioner can adjust the indoor temperature very well after a long time of operation, but the indoor air quality becomes worse and worse as time goes by, and the air conditioner itself is also in this state. If it is polluted during use for a while, the indoor air quality can be partially changed through ventilation or the fresh air function of the air conditioner itself, but it is necessary to thoroughly clean up the pollution in the air conditioner itself and the ventilation ducts of the air conditioner. A laborious job. Effective purification and sterilization before the air enters the room can effectively improve the use environment of the air conditioner.
实用新型内容Utility model content
为了克服现有技术的不足，本实用新型提供一种空调通风管道紫外消毒器，该消毒器安装在空调通风管道中，在空气进入室内之前将空气进行消毒和过滤，以增加空气的清洁度，将空气中夹带的微粒灰尘以及微生物、细菌等进行电离吸附，同时还产生适量的空气负离子，有益人体健康，能有效的改善空调器的使用环境。In order to overcome the deficiencies of the prior art, the utility model provides an air-conditioning ventilation duct ultraviolet sterilizer, which is installed in the air-conditioning ventilation duct to sterilize and filter the air before it enters the room, so as to increase the cleanliness of the air, It ionizes and adsorbs the particles of dust, microorganisms, bacteria, etc. entrained in the air, and at the same time produces an appropriate amount of air negative ions, which is beneficial to human health and can effectively improve the use environment of air conditioners.
本实用新型提供以下技术方案，一种空调通风管道紫外消毒器，该消毒器的主体是一个带有保温层的通风管道，通风管道内部，其进风口和出风口都设置有过滤筛，在进风口和出风口的过滤筛之间，通风管道内横向设置有多个低臭氧紫外灯管，在通风管道上低臭氧紫外灯管位置处设置有维修孔，维修孔上安装有盖板，出风口端部设置有静电器，通风管道的两端设置有安装法兰盘。The utility model provides the following technical solutions, an air-conditioning ventilation duct ultraviolet sterilizer, the main body of the sterilizer is a ventilation duct with a thermal insulation layer, inside the ventilation duct, the air inlet and the air outlet are provided with filter screens, Between the tuyere and the filter screen of the air outlet, a plurality of low-ozone ultraviolet lamp tubes are arranged horizontally in the ventilation duct, and a maintenance hole is arranged at the position of the low-ozone ultraviolet lamp tube on the ventilation duct, and a cover plate is installed on the maintenance hole, and the air outlet The end is provided with an electrostatic device, and the two ends of the ventilation pipe are provided with mounting flanges.
所述过滤筛可以是一个内空的锥体结构，进风口的过滤筛在通风管道内锥体顶端向内设置。The filter screen can be a hollow cone structure, and the filter screen of the air inlet is set inwardly at the top of the cone in the ventilation duct.
所述通风管道可以是方形。The ventilation duct may be square.
所述通风管道可以是圆形。The ventilation duct may be circular.
所述静电器的电路由整流滤波部分、控制电路部分、变换器部分、高压变压器T1、倍压电路部分以及平板电极和尖端电极组成，控制电路部分、变换器部分、以及电源的输入端VCC和高压变压器T1的原边高电位端连接有滤波电路，电源VCC连接控制电路和变换器，控制电路连接变换器，变换器连接高压变压器的原边，高压变压器的副边连接倍压电路，倍压电路的输出连接平板电极和尖端电极。The circuit of the electrostatic device is composed of a rectifying and filtering part, a control circuit part, a converter part, a high-voltage transformer T1, a voltage doubler circuit part, a plate electrode and a tip electrode, and the control circuit part, the converter part, and the input terminals VCC and The high-potential end of the primary side of the high-voltage transformer T1 is connected to a filter circuit, the power supply VCC is connected to the control circuit and the converter, the control circuit is connected to the converter, the converter is connected to the primary side of the high-voltage transformer, and the secondary side of the high-voltage transformer is connected to the voltage doubler circuit. The output of the circuit is connected to the plate electrode and the tip electrode.
变换器部分包括时基电路NE555 U1和开关三极管Q2以及外围电路，控制电路部分包括整流三极管Q1、三极管Q1的基极电阻R2、控制开关S1和两个稳压管D1、D2，电源VCC通过整流三极管Q1的射极输出端连接高压变压器的T1的原边高电位端，电源VCC通过电阻R3连接变换器的电源端，电源VCC通过电阻R3和电阻R5以及电阻R4连接变换器的充电电容C1，充电电容C1接地，电阻R4的另一端连接变换器的DIS端，三极管Q1的集电极通过电解电容E1连接变换器的接地端GND，整流三极管Q1的基极依次连接基极电阻R2和转换开关S1以及并联连接的稳压管D1、D2后接地，原边零端连接三极管Q2的集电极，三极管Q2的基极通过电阻R6、二极管D3连接变换器的输出端Q，三极管Q2的射极接地，射极和基极之间连接有电阻R7。The converter part includes the time base circuit NE555 U1, the switching transistor Q2 and peripheral circuits, the control circuit part includes the rectifier transistor Q1, the base resistor R2 of the transistor Q1, the control switch S1 and two regulator tubes D1 and D2, and the power supply VCC is rectified The emitter output terminal of the transistor Q1 is connected to the high potential terminal of the primary side of T1 of the high-voltage transformer, the power supply VCC is connected to the power supply terminal of the converter through the resistor R3, and the power supply VCC is connected to the charging capacitor C1 of the converter through the resistor R3, the resistor R5 and the resistor R4. The charging capacitor C1 is grounded, the other end of the resistor R4 is connected to the DIS terminal of the converter, the collector of the transistor Q1 is connected to the ground terminal GND of the converter through the electrolytic capacitor E1, and the base of the rectifier transistor Q1 is connected to the base resistor R2 and the switch S1 in turn And the voltage regulator tubes D1 and D2 connected in parallel are grounded, the zero end of the primary side is connected to the collector of the transistor Q2, the base of the transistor Q2 is connected to the output terminal Q of the converter through the resistor R6 and the diode D3, and the emitter of the transistor Q2 is grounded. A resistor R7 is connected between the emitter and the base.
倍压电路是一个由多个电容和多个二极管依次串并联组成的多倍倍压整流电路，并联连接在高压变压器的副边，多个电容的每两个相连编号的电容之间都通过一个整流二极管正向连接，每隔一个编号的电容之间其电容的第一端连接另一个电容的第二端，多个电容中第一个电容通过第一个整流二极管后连接尖端极板，多个电容中最后一个电容的第二端连接板状极板。The voltage doubler circuit is a multiple voltage doubler rectifier circuit composed of multiple capacitors and multiple diodes connected in series and parallel in sequence. The rectifier diodes are connected in forward direction, and the first end of the capacitor is connected to the second end of another capacitor between every other numbered capacitor. The first capacitor in multiple capacitors passes through the first rectifier diode and then connects to the tip plate. The second terminal of the last capacitor in the first capacitor is connected to the plate plate.
滤波电路由电阻和电容串联而成，变压器T1的原边高电位端连接的滤波电路由R1连接二极管L1后接地，控制电路部分、变换器部分以及电源的输入端VCC连接的滤波电路由R9连接二极管L2后接地。The filter circuit is composed of resistors and capacitors connected in series. The filter circuit connected to the high potential end of the primary side of the transformer T1 is connected to the diode L1 by R1 and then grounded. The filter circuit connected to the control circuit part, the converter part and the input terminal VCC of the power supply is connected by R9. Diode L2 is connected to ground.
本实用新型具备以下优点：由于在管道紫外消毒器的进风口和出风口设计了过滤筛网，同时设置了静电器和多个低臭氧紫外灯管，可以对经过进入管道紫外消毒器的空气以及经过紫外线照射和强电场电离的空气进行有效的过滤，增加了空气的清洁度，锥体表面增大了有效的过滤面积，便于空气流通。其多个低臭氧紫外灯管的设置能对进入的空气进行有效的杀菌消毒。在管道紫外消毒器的出风端采用强电场电离装置，将通过管道紫外消毒区域的空气及空气中夹带的微粒灰尘以及微生物、细菌等进行电离并将部分的微粒灰尘以及微生物、细菌吸附在强电场的电极板上，同时强静电场在电离空气的过程中还产生适量的空气负离子，有益人体健康。本消毒器结构设计合理，便于安装、维修和清洗，可以在空调系统得到推广和应用。The utility model has the following advantages: since the filter screen is designed at the air inlet and outlet of the pipeline ultraviolet sterilizer, and an electrostatic device and a plurality of low-ozone ultraviolet lamps are arranged at the same time, the air and the air passing through the pipeline ultraviolet sterilizer can be treated. The air that has been irradiated by ultraviolet rays and ionized by a strong electric field is effectively filtered to increase the cleanliness of the air, and the surface of the cone increases the effective filtration area to facilitate air circulation. The arrangement of multiple low-ozone ultraviolet lamps can effectively sterilize and disinfect the incoming air. A strong electric field ionization device is used at the air outlet of the pipeline ultraviolet sterilizer to ionize the air passing through the pipeline ultraviolet disinfection area and the particulate dust, microorganisms, and bacteria entrained in the air, and part of the particulate dust, microorganisms, and bacteria are adsorbed on the strong On the electrode plate of the electric field, at the same time, the strong electrostatic field also produces an appropriate amount of air negative ions in the process of ionizing the air, which is beneficial to human health. The sterilizer has a reasonable structural design, is convenient for installation, maintenance and cleaning, and can be popularized and applied in air-conditioning systems.
以下结合附图对本实用新型进行详细说明。The utility model is described in detail below in conjunction with accompanying drawing.
附图说明Description of drawings
图1是本实用新型方形通风管道的外形图。Fig. 1 is the outline drawing of the utility model square air duct.
图2是图1的A-A向剖视图。Fig. 2 is a sectional view taken along line A-A of Fig. 1 .
图3是图1的左视图。Fig. 3 is a left side view of Fig. 1 .
图4是静电器的电气原理框图。Figure 4 is a block diagram of the electrical principle of the electrostatic device.
图5是静电器的电气原理图。Figure 5 is an electrical schematic diagram of the electrostatic device.
具体实施方式Detailed ways
如图1、图2、图3所示，一种通风管道是方形的空调通风管道紫外消毒器，该消毒器的主体是一个带有保温层2的通风管道1，通风管道内部，其进风口和出风口都设置有过滤筛3，在进风口和出风口的过滤筛之间，通风管道1内横向设置有多个低臭氧紫外灯管5，在通风管道1上低臭氧紫外灯管5位置处设置有维修孔6，维修孔6上安装有盖板，出风口端部设置有静电器7，通风管道1的两端设置有安装法兰盘8，过滤筛3是一个内空的锥体结构，进风口的过滤筛在通风管道内锥体顶端向内设置。As shown in Figure 1, Figure 2, and Figure 3, a ventilation duct is a square air-conditioning ventilation duct ultraviolet sterilizer. The main body of the sterilizer is a
通风管道1是圆形的空调通风管道紫外消毒器，也在本实用新型保护范围之内。
如图4-5所示，其静电器的电路由整流滤波部分、控制电路部分、变换器部分、高压变压器T1、倍压电路部分以及平板电极和尖端电极组成，控制电路部分、变换器部分、以及电源的输入端VCC和高压变压器T1的原边高电位端连接有滤波电路，电源VCC连接控制电路和变换器，控制电路连接变换器，变换器连接高压变压器的原边，高压变压器的副边连接倍压电路，倍压电路的输出连接平板电极和尖端电极。As shown in Figure 4-5, the circuit of the electrostatic device consists of a rectification and filtering part, a control circuit part, a converter part, a high-voltage transformer T1, a voltage doubler circuit part, a flat plate electrode and a tip electrode. The control circuit part, the converter part, And the input terminal VCC of the power supply and the high potential end of the primary side of the high-voltage transformer T1 are connected with a filter circuit, the power supply VCC is connected to the control circuit and the converter, the control circuit is connected to the converter, the converter is connected to the primary side of the high-voltage transformer, and the secondary side of the high-voltage transformer The voltage doubler circuit is connected, and the output of the voltage doubler circuit is connected to the plate electrode and the tip electrode.
变换器部分包括时基电路NE555 U1和开关三极管Q2以及外围电路，控制电路部分包括整流三极管Q1、三极管Q1的基极电阻R2、控制开关S1和两个稳压管D1、D2，电源VCC通过整流三极管Q1的射极输出端连接高压变压器的T1的原边高电位端，电源VCC通过电阻R3连接变换器的电源端，电源VCC通过电阻R3和电阻R5以及电阻R4连接变换器的充电电容C1，充电电容C1接地，电阻R4的另一端连接变换器的DIS端，三极管Q1的集电极通过电解电容E1连接变换器的接地端GND，整流三极管Q1的基极依次连接基极电阻R2和转换开关S1以及并联连接的稳压管D1、D2后接地，原边零端连接三极管Q2的集电极，三极管Q2的基极通过电阻R6、二极管D3连接变换器的输出端Q，三极管Q2的射极接地，射极和基极之间连接有电阻R7。The converter part includes the time base circuit NE555 U1, the switching transistor Q2 and peripheral circuits, the control circuit part includes the rectifier transistor Q1, the base resistor R2 of the transistor Q1, the control switch S1 and two regulator tubes D1 and D2, and the power supply VCC is rectified The emitter output terminal of the transistor Q1 is connected to the high potential terminal of the primary side of T1 of the high-voltage transformer, the power supply VCC is connected to the power supply terminal of the converter through the resistor R3, and the power supply VCC is connected to the charging capacitor C1 of the converter through the resistor R3, the resistor R5 and the resistor R4. The charging capacitor C1 is grounded, the other end of the resistor R4 is connected to the DIS terminal of the converter, the collector of the transistor Q1 is connected to the ground terminal GND of the converter through the electrolytic capacitor E1, and the base of the rectifier transistor Q1 is connected to the base resistor R2 and the switch S1 in turn And the voltage regulator tubes D1 and D2 connected in parallel are grounded, the zero end of the primary side is connected to the collector of the transistor Q2, the base of the transistor Q2 is connected to the output terminal Q of the converter through the resistor R6 and the diode D3, and the emitter of the transistor Q2 is grounded. A resistor R7 is connected between the emitter and the base.
倍压电路是一个由多个电容和多个二极管依次串并联组成的多倍倍压整流电路，并联连接在高压变压器的副边，多个电容的每两个相连编号的电容之间都通过一个整流二极管正向连接，每隔一个编号的电容之间其电容的第一端连接另一个电容的第二端，多个电容中第一个电容通过第一个整流二极管后连接尖端极板，多个电容中最后一个电容的第二端连接板状极板。The voltage doubler circuit is a multiple voltage doubler rectifier circuit composed of multiple capacitors and multiple diodes connected in series and parallel in sequence. The rectifier diodes are connected in forward direction, and the first end of the capacitor is connected to the second end of another capacitor between every other numbered capacitor. The first capacitor in multiple capacitors passes through the first rectifier diode and then connects to the tip plate. The second terminal of the last capacitor in the first capacitor is connected to the plate plate.
滤波电路由电阻和电容串联而成，变压器T1的原边高电位端连接的滤波电路由R1连接二极管L1后接地，控制电路部分、变换器部分以及电源的输入端VCC连接的滤波电路由R9连接二极管L2后接地。The filter circuit is composed of resistors and capacitors connected in series. The filter circuit connected to the high potential end of the primary side of the transformer T1 is connected to the diode L1 by R1 and then grounded. The filter circuit connected to the control circuit part, the converter part and the input terminal VCC of the power supply is connected by R9. Diode L2 is connected to ground.
其静电器的电路工作原理是这样的，由时基电路组成的变换器部分，通过三极管功率放大器Q1和Q2的功率放大来控制升压变压器的初级电压，通过S1选择输出电压的大小，VCC通过R4对C1充电，刚接通时，U1NE555的2脚为低电平，3脚输出为高电平，当R4对C1充电到阀值时，U1NE555的2脚为高电平，3脚输出为低电平，对Q2基极控制其导通大小，T1为高压变压器，通过多倍倍压整流得到负离子高压，由针状电极(阴极)V1、V2、V3、V4与平板孔电极(阳极)，通过适当的间距，电离空气，释放出负离子，选择S1开关控制其负离子释放的大小。The circuit working principle of the electrostatic device is as follows. The converter part composed of the time base circuit controls the primary voltage of the step-up transformer through the power amplification of the triode power amplifier Q1 and Q2, selects the output voltage through S1, and VCC through R4 charges C1. When it is first connected,
管道紫外消毒器采用紫外照射灯照射将进入管道紫外消毒器的空气以2-3W/cm3高强度紫外线进行循环照射以达到对空气消毒的效果。由于紫外线照射时，将会对人的皮肤眼睛造成伤害，尤其是对人的眼睛角膜可导致皮肤癌，本设备的设计正是针对以上的问题所做出的安全、有效的解决办法，将紫外线照射消毒部分设计成了一个光密闭室，可以防止对人体有害的紫外光线对人造成伤害，普通紫外消毒灯在工作时有臭氧产生，本设计选用低臭氧紫外灯管。The pipeline ultraviolet sterilizer uses ultraviolet light to irradiate the air entering the pipeline ultraviolet sterilizer with 2-3W/cm 3 high-intensity ultraviolet rays to cyclically irradiate the air to achieve the effect of air disinfection. Because ultraviolet radiation will cause damage to human skin and eyes, especially the cornea of human eyes can cause skin cancer, the design of this equipment is a safe and effective solution to the above problems. The irradiation and disinfection part is designed as a light-tight room, which can prevent the harmful ultraviolet rays from harming people. Ordinary ultraviolet disinfection lamps generate ozone during work. This design uses low-ozone ultraviolet lamps.
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| CNU032614853U CN2626501Y (en) | 2003-05-26 | 2003-05-26 | Ultraviolet disinfecting device of air conduit of air-conditioning |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104185352A (en) * | 2014-08-19 | 2014-12-03 | 南宁一举医疗电子有限公司 | Combined high-frequency high-pressure X-ray machine head |
| CN104307633A (en) * | 2014-06-30 | 2015-01-28 | 国家电网公司 | Electrostatic precipitators |
| CN106123198A (en) * | 2016-08-15 | 2016-11-16 | 蓝海永乐（江苏）新材料有限公司 | Ion purification device |
| CN118935595A (en) * | 2024-07-31 | 2024-11-12 | 中国建筑第五工程局有限公司 | Central air conditioning duct disinfection device and disinfection method |
-
2003
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104307633A (en) * | 2014-06-30 | 2015-01-28 | 国家电网公司 | Electrostatic precipitators |
| CN104185352A (en) * | 2014-08-19 | 2014-12-03 | 南宁一举医疗电子有限公司 | Combined high-frequency high-pressure X-ray machine head |
| CN106123198A (en) * | 2016-08-15 | 2016-11-16 | 蓝海永乐（江苏）新材料有限公司 | Ion purification device |
| WO2018032734A1 (en) * | 2016-08-15 | 2018-02-22 | 蓝海永乐（江苏）新材料有限公司 | Ionizing purification device |
| CN118935595A (en) * | 2024-07-31 | 2024-11-12 | 中国建筑第五工程局有限公司 | Central air conditioning duct disinfection device and disinfection method |
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