CN110243054B - Infrared receiver and humidifier - Google Patents
Infrared receiver and humidifier Download PDFInfo
- Publication number
- CN110243054B CN110243054B CN201910563315.XA CN201910563315A CN110243054B CN 110243054 B CN110243054 B CN 110243054B CN 201910563315 A CN201910563315 A CN 201910563315A CN 110243054 B CN110243054 B CN 110243054B
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- light
- light guide
- infrared
- infrared receiving
- lampshade
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- 239000000523 sample Substances 0.000 claims abstract description 30
- 238000000149 argon plasma sintering Methods 0.000 claims abstract description 10
- 238000002955 isolation Methods 0.000 claims abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000011324 bead Substances 0.000 claims description 4
- 239000003595 mist Substances 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001795 light effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Selective Calling Equipment (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses an infrared receiver and a humidifier. The infrared receiver comprises a circuit board, wherein an infrared receiving circuit and an indicator lamp are arranged on the circuit board, and the infrared receiving circuit comprises an infrared receiving probe; the infrared receiver further comprises a light-proof lampshade and a light guide part for providing a light scattering function, wherein the first end of the lampshade is covered on the circuit board, a light isolation plate for dividing the space in the lampshade into a first section and a second section is arranged in the lampshade, and the infrared receiving probe and the indicator lamp are respectively positioned in the first section and the second section; the light guide part is arranged at the second end of the lampshade. The invention has simple structure, and the light guide part with the light scattering function is arranged on the infrared receiver, thereby being beneficial to improving the effective range of the infrared remote control and not affecting the overall appearance of the humidifier.
Description
Technical Field
The present invention relates to household appliances, and more particularly, to an infrared receiver and a humidifier having the same.
Background
The infrared remote control is a wireless and non-contact control technology, has the remarkable advantages of strong anti-interference capability, reliable information transmission, low power consumption, low cost, easy realization and the like, and is widely applied to the fields of industrial control, aerospace and household appliances at present.
As shown in fig. 1, the humidifier in the prior art using the infrared remote control technology comprises a base 1 and a water tank 2 arranged on the base 1, wherein an infrared receiving circuit is arranged in the base 1, a remote control window 12 is arranged on a shell 11 of the base 1, an infrared remote control signal sent by the remote control is received by an infrared receiving probe of the infrared receiving circuit through the remote control window 12, and the remote control range of the infrared receiving probe capable of receiving the infrared remote control signal is limited by the size of the remote control window 12. The humidifier of the prior art has the following defects: if the size of the remote control window 12 on the housing 11 is smaller, the remote control window 12 will not affect the overall shape of the housing 11, but will result in a smaller remote control range and inconvenient use for the user; if the size of the remote control window 12 on the housing 11 is set to be larger to satisfy the remote control range, the remote control window 12 with a larger size is more prominent on the housing 11, and has high material cost, difficult assembly, and easy attraction to the visual focus of the user, thereby affecting the overall appearance aesthetic property of the product.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention provides the infrared receiver which can receive infrared remote control signals in a larger range, and the infrared receiver can not influence the overall appearance aesthetic property of the household appliance product when being used on the household appliance product, and can also be assembled conveniently.
The invention also provides a humidifier with the infrared receiver, which has attractive overall appearance and convenient assembly.
The invention provides an infrared receiver, which comprises a circuit board, wherein the circuit board is provided with an infrared receiving circuit and an indicator lamp, and the infrared receiving circuit comprises an infrared receiving probe; the infrared receiver further comprises a light-proof lampshade and a light guide part for providing a light scattering function, wherein the first end of the lampshade is covered on the circuit board, a light isolation plate for dividing the space in the lampshade into a first section and a second section is arranged in the lampshade, and the infrared receiving probe and the indicator lamp are respectively positioned in the first section and the second section; the light guide part is arranged at the second end of the lampshade.
In one embodiment, the infrared receiver further comprises a light-tight panel, the center of the light guide part is provided with a through hole, and the panel is arranged in the through hole.
In one embodiment, the light guide part comprises a light guide body and an outer skirt edge extending from the outer side wall of the light guide body, a limiting step part is arranged on the inner side wall of the second end of the lampshade, and the outer skirt edge is limited and arranged on the limiting step part.
In one embodiment, the light guiding portion further comprises an inner skirt extending from an inner sidewall of the light guiding body, and the panel detachable limit is disposed on the inner skirt.
In one embodiment, the volume of the first section is smaller than the volume of the second section.
In one embodiment, the light guide part is provided with a light diffusing surface opposite to the inner side surface of the circuit board, and the light diffusing surface is provided with a plurality of light diffusing beads or/and light diffusing prisms.
In one embodiment, the lamp shade is of a columnar structure, the light guide part is of an annular structure, and the light guide part is clamped at the end part of the lamp shade.
In one embodiment, the indicator light is located in a middle area of the lampshade, the infrared receiving probe is located in an edge area of the lampshade, and the infrared receiving probe is arranged opposite to the light guide portion.
In one embodiment, the circuit board further includes a processor for controlling the indicator lamp to emit corresponding light according to the remote control signal received by the infrared receiving probe, the output end of the infrared receiving circuit is electrically connected with one of the data sampling ports of the processor, the indicator lamp is electrically connected with the power supply through a controllable switch, and the control end of the controllable switch is electrically connected with one of the control ports of the processor.
The invention also discloses a humidifier, which comprises a humidifier body for generating water mist and a remote controller, and is characterized in that the humidifier body is internally provided with the infrared receiver; the humidifier comprises a humidifier body, a humidifier body and a light guide part, wherein the humidifier body at least comprises a base, a water tank arranged on the base and an atomizer used for atomizing water in the water tank, the base is provided with a shell, the shell is provided with a mounting hole, the infrared receiver is fixed in the shell, and the light guide part is exposed out of the mounting hole.
Compared with the prior art, the invention has the following beneficial effects:
the infrared remote control device has a simple structure, adopts a modularized design and is small in whole size, and the light guide part with the light scattering function is arranged on the infrared receiver, so that the light guide part can scatter and send light emitted by the indicator lamp on one hand, and on the other hand, the light guide part refracts and transmits infrared remote control signals emitted by the remote controller to the infrared receiving probe after carrying out light scattering treatment on the infrared remote control signals emitted by the remote controller from various angles or a longer distance, so that the infrared remote control signals can be received by the infrared receiving probe after carrying out light scattering treatment on the light guide part, and the effective range of infrared remote control is improved. In addition, when the infrared receiver is used for the humidifier, the light guide part and the panel are exposed, and the light guide part, the panel and the base shell of the humidifier are thoroughly integrated into a whole to form a smooth or uniform radian integral outer surface, so that the corner structure of the outer surface of the humidifier is reduced, the hand is not easy to scratch when the user grasps the humidifier, and the integral appearance is quite attractive.
Drawings
Fig. 1 is a schematic structural view of a humidifier using an infrared remote control technology according to the prior art.
Fig. 2 is a schematic perspective view of a humidifier according to the present invention.
Fig. 3 is a schematic view of the internal structure of the humidifier of the present invention.
Fig. 4 is an enlarged partial schematic view of fig. 3.
Fig. 5 is an exploded view of the infrared receiver.
Fig. 6 is a schematic structural view of another embodiment of the light guide portion.
Detailed Description
In order to further describe the technical means and effects adopted by the present application to achieve the preset purpose, the following detailed description refers to the specific implementation, structure, characteristics and effects according to the present application with reference to the accompanying drawings and preferred embodiments. In the following description, different "an embodiment" or "an embodiment" do not necessarily refer to the same embodiment. Furthermore, the particular features, structures, or characteristics of one or more embodiments may be combined in any suitable manner.
The invention discloses an infrared receiver, which can receive infrared remote control signals in a larger range, and the infrared remote control can not influence the overall appearance aesthetic property of household appliance products when being used on the household appliance products.
The structural features of the infrared receiver will be described in detail using one of the existing humidifiers as an example. As shown in fig. 2-5, the humidifier includes a humidifier body for generating water mist and a remote control (not shown). The humidifier comprises a humidifier body and is characterized in that the humidifier body at least comprises a base 1 and a water tank 2 arranged on the base 1, an atomizer 13 for atomizing water in the water tank 2 is arranged on the upper end face of the base 1, the base 1 is provided with a shell 11, and the infrared receiver is arranged in the shell 11. The remote controller is matched with the infrared receiver for use.
As shown in fig. 4 and 5, the infrared receiver specifically includes a circuit board 3, a light-tight lamp cover 4, a light guide 5 for providing a light scattering function, and a light-tight panel 6; the circuit board 3 is provided with an infrared receiving circuit and an indicator lamp 32, and the infrared receiving circuit comprises an infrared receiving probe 31; the first end of the lamp shade 4 is covered on the circuit board 3, a light-isolating plate 41 is arranged in the lamp shade 4, the space in the lamp shade 4 is divided into a first section 401 and a second section 402 by the light-isolating plate 41, the infrared receiving probe 31 and the indicator lamp 32 are respectively positioned in the first section 401 and the second section 402, and the interference of the light rays emitted by the indicator lamp 32 on the infrared receiving probe 31 is reduced as much as possible through the light-isolating plate 41; the light guide part 5 is arranged at the second end of the lampshade 4, and a through hole 501 is formed in the center of the light guide part 5; the faceplate 6 is disposed within the through hole 501.
The infrared receiving circuit is matched with a remote controller for emitting infrared remote control signals. The infrared receiving circuit and the remote controller are both in the prior art, and the invention is not explained in detail.
The light guide portion 5 has a light scattering function, after the infrared light remote control signal emitted by the remote controller is emitted from any angle of the light guide portion 5, the light guide portion 5 performs light scattering treatment on the infrared light remote control signal, so that the infrared light remote control signal is scattered in all directions in the light guide portion 5, and the infrared light remote control signal is facilitated to enter the lampshade 4 after passing through the light guide portion 5, so that the infrared receiving probe 31 can receive the infrared light remote control signal; the light guide portion 5 emits the light emitted from the indicator lamp 32 into the light guide portion 5, and the light is diffused by the light guide portion 5 so as to be emitted from the light guide portion 5 after being diffused in each direction, so that the light guide portion 5 provides a light display.
In addition, the light emitted from the indicator lamp 32 is visible light, and the quantity of infrared rays is very small; in addition, according to the present invention, after the space in the lamp housing 4 is partitioned by the light-blocking plate 41, the interference of the light emitted from the indicator lamp 32 to the infrared receiving probe 31 is reduced to the greatest extent, so that the indicator lamp 32 hardly interferes with the infrared receiving probe 31, and the reliability of the infrared receiver is high.
Preferably, the indicator lamp 32 is located in a middle area of the lamp housing 4, the infrared receiving probe 31 is located in an edge area of the lamp housing 4, and the infrared receiving probe 31 is disposed opposite to the light guiding portion 5. In addition, the volume of the first section 401 is smaller than that of the second section 402, so that the light emitted by the indicator lamp 32 can be reduced, diffused and refracted by the light guide part 5, and then enters the first section 401 to reduce the influence on the infrared receiving probe 31, and the indicator lamp 32 can be ensured to be refracted to the greatest extent and enter the light guide part 5 to enable the light guide part 5 to exhibit a better light effect to the greatest extent.
Furthermore, in order to enhance the light diffusing capability of the light guide 5, in one embodiment, the light guide 5 is made of a transparent substrate doped with a light diffusing agent by which a light diffusing function for light is provided in the transparent substrate; in another embodiment, as shown in fig. 6, the inner side of the light guiding portion 5 opposite to the circuit board 3 is provided with a light diffusing surface, and the light diffusing surface is provided with a plurality of light diffusing beads or/and light diffusing prisms 53, and the light diffusing beads or/and the light diffusing prisms 53 provide light diffusing function.
Specifically, the light-diffusing surface is formed by a plurality of uneven surfaces, so that light rays can be refracted and/or reflected when passing through the light-guiding part, and finally, the route of the light rays is changed; for the indicator lamp 32, the emitted light can be emitted to a plurality of angles through the light-diffusing surface, so that the brightness is more uniform, and the indicating effect of the indicator lamp 32 is better. For the infrared receiving probe 31, the infrared rays emitted from the outside can be refracted and/or reflected in the light guide portion 5, so that the infrared rays can be received by the infrared receiving probe 31 at last, and the receiving efficiency is improved.
The light guide part 5 may have any shape such as a circle, a triangle, or a quadrangle, and the through hole 501 may have any shape such as a circle, a triangle, or a quadrangle. In one embodiment, the light guiding portion 5 is circular, and the through hole 501 is a circular hole, so that the overall shape of the light guiding portion 5 is circular.
In one embodiment, the lamp housing 4 has a columnar structure, the light guiding portion 5 has an annular structure, and the light guiding portion 5 is clamped at an end of the lamp housing 4. Specifically, as shown in fig. 5, the light guide portion 5 includes a light guide body 50, an inner skirt 51 and an outer skirt 52 extending from an inner sidewall and an outer sidewall of the light guide body 50, a limiting step 42 is disposed on an inner sidewall of the second end of the lamp cover 4, the outer skirt 52 of the light guide portion 5 is disposed on the limiting step 42 in a limiting manner, and the panel 6 is disposed on the inner skirt 51 in a limiting manner.
In one embodiment, the periphery of the panel 6 is provided with a buckle 61, the inner skirt 51 is provided with a clamping hole 511, and the panel 6 is fastened in the clamping hole 511 by the buckle 61 and detachably connected with the light guiding portion 5.
Again as shown in connection with fig. 3 and 4. The housing 11 is provided with a mounting hole, and the size of the mounting hole is larger than the size of the light guide body 50 but smaller than the size of the outer skirt edge 52; the infrared receiver is installed in the housing 11 of the base 1, the light guiding body 50 is located in the mounting hole, and the outer skirt 52 abuts against the inner side wall of the housing 11, so that the light guiding portion 5 is limited at the second end of the lampshade 4 by the housing 11 only by fixing the circuit board 3 in the housing 11.
The outer surface of the light guide body 50 is arranged flush with the outer surface of the housing 11, or the outer surface of the light guide body 50 is arranged slightly higher than the outer surface of the housing 11; the outer surface of the panel 6 is lower than the outer surface of the light guide body 50, or the outer surface of the panel 6 is flush with the outer surface of the light guide body 50. For example, the outer surface of the panel 6 is flush with the outer surface of the housing 11 and is integrated with the outer surface of the housing 11, the outer surface of the light guiding body 50 is slightly higher than the outer surface of the housing 11, so that the light guiding body 50 is higher than the housing 11, and the infrared remote control signal is conveniently emitted into the light guiding body 50 due to the fact that the light guiding body 50 is partially exposed out of the housing 11, and the overall appearance is relatively U.S. For another example, the outer surfaces of the panel 6, the light guide body 50 and the housing 11 are flush, so that the panel 6, the light guide body 50 and the housing 11 are thoroughly integrated into a whole to form a smooth or uniform radian integral outer surface, and the integral appearance is very attractive.
Furthermore, the circuit board 3 further has a processor (for example, the processor is implemented by a single chip microcomputer) for controlling the indicator lamp 32 to emit corresponding light according to the remote control signal received by the infrared receiving probe 31, the output end of the infrared receiving circuit is electrically connected with one of the data sampling ports of the processor, the indicator lamp 32 is connected with the power supply, the indicator lamp 32 is connected with a controllable switch in series, the control end of the controllable switch is electrically connected with one control port of the processor, and one control port of the processor outputs a corresponding control signal according to the remote control signal received by the infrared receiving probe 31 to change the light brightness or the light color of the indicator lamp 32.
It is common knowledge to use different control signals to change the brightness or color of the light of the indicator lamp 32. For example, the controllable switch is a MOS transistor, the indicator lamp 32 is connected to the collector of the MOS transistor, the transmitter of the MOS transistor is grounded, the gate of the MOS transistor is connected to one PWM port of the processor, and the PWM port of the processor correspondingly outputs PWM signals with different duty ratios according to the remote control signal received by the infrared receiving probe 31 to change the light brightness or light color of the indicator lamp 32 (where, when the indicator lamp 32 is a single-color LED lamp, the PWM signals with different duty ratios can change the brightness of the indicator lamp 32, and when the indicator lamp 32 is an RGB three-color LED lamp, the PWM signals with different duty ratios determine the brightness of the RGB three-color LED lamp so as to realize the change of the overall color).
For example, in one practical application, the indicator lamp 32 is an RGB three-color LED lamp, and the user adjusts the humidification gear of the humidifier through the remote controller: when the remote controller sets the humidifier to a first humidification gear, the indicator lamp 32 emits red light; when the remote controller sets the humidifier to a second humidification gear, the indicator light 32 emits blue light; when the remote control sets the humidifier to the third humidification range, the indicator light 32 emits green light.
The foregoing description of the preferred embodiments of the present application is not intended to be limiting, but is intended to cover any and all modifications, equivalents, and alternatives falling within the spirit and principles of the present application.
Claims (6)
1. The infrared receiver comprises a circuit board, wherein an infrared receiving circuit and an indicator lamp are arranged on the circuit board, and the infrared receiving circuit comprises an infrared receiving probe; the infrared receiver is characterized by further comprising an opaque lampshade and a light guide part for providing a light scattering function, wherein the first end of the lampshade is covered on the circuit board, a light isolation plate for dividing the space in the lampshade into a first interval and a second interval is arranged in the lampshade, and the infrared receiving probe and the indicator lamp are respectively positioned in the first interval and the second interval; the light guide part is arranged at the second end of the lampshade;
the light guide part is provided with a through hole in the center, and the panel is arranged in the through hole;
the light guide part comprises a light guide body and an outer skirt edge extending from the outer side wall of the light guide body, a limiting step part is arranged on the inner side wall of the second end of the lampshade, and the outer skirt edge is arranged on the limiting step part in a limiting mode;
the light guide part further comprises an inner skirt edge extending from the inner side wall of the light guide body, and the panel is detachably limited and arranged on the inner skirt edge;
the volume of the first section is smaller than the volume of the second section.
2. The infrared receiver according to claim 1, wherein the inner side surface of the light guide part opposite to the circuit board is provided with a light diffusing surface, and the light diffusing surface is provided with a plurality of light diffusing beads or/and light diffusing prisms.
3. The infrared receiver according to any one of claims 1 to 2, wherein the lamp housing has a columnar structure, the light guide portion has a ring-shaped structure, and the light guide portion is clamped at an end of the lamp housing.
4. The infrared receiver of any one of claims 1-2, wherein the indicator light is located in a central region of the lamp housing, the infrared receiving probe is located in an edge region of the lamp housing, and the infrared receiving probe is disposed opposite the light guide.
5. The infrared receiver of any one of claims 1-2, wherein the circuit board further comprises a processor for controlling the indicator light to emit corresponding light according to a remote control signal received by the infrared receiving probe, the output end of the infrared receiving circuit is electrically connected to one of the data sampling ports of the processor, the indicator light is electrically connected to a power supply through a controllable switch, and the control end of the controllable switch is electrically connected to one of the control ports of the processor.
6. A humidifier comprising a humidifier body for generating water mist and a remote control, wherein the humidifier body is provided with the infrared receiver according to any one of claims 1-5;
the humidifier comprises a humidifier body, a humidifier body and a light guide part, wherein the humidifier body at least comprises a base, a water tank arranged on the base and an atomizer used for atomizing water in the water tank, the base is provided with a shell, the shell is provided with a mounting hole, the infrared receiver is fixed in the shell, and the light guide part is exposed out of the mounting hole.
Priority Applications (1)
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CN201910563315.XA CN110243054B (en) | 2019-06-26 | 2019-06-26 | Infrared receiver and humidifier |
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CN201910563315.XA CN110243054B (en) | 2019-06-26 | 2019-06-26 | Infrared receiver and humidifier |
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CN110243054A CN110243054A (en) | 2019-09-17 |
CN110243054B true CN110243054B (en) | 2024-02-13 |
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DE29918578U1 (en) * | 1999-10-21 | 1999-12-30 | Hsieh, Chin-Mu, Yungkang, Tainan | Control system for lighting a room |
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CN201772388U (en) * | 2010-07-09 | 2011-03-23 | 东莞市大岭山如成五金加工厂 | Remote Control Color Changing Decorative Light |
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CN204962415U (en) * | 2015-07-13 | 2016-01-13 | 上海科斗电子科技有限公司 | Infrared remote control desk lamp and directive property remote controller |
CN106796041A (en) * | 2014-05-06 | 2017-05-31 | 捷通国际有限公司 | Air treatment system |
CN210165526U (en) * | 2019-06-26 | 2020-03-20 | 小熊电器股份有限公司 | Infrared receiver and humidifier |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050047794A1 (en) * | 2003-08-29 | 2005-03-03 | Quintanar Felix Clarence | Infrared remote control receiver and system |
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2019
- 2019-06-26 CN CN201910563315.XA patent/CN110243054B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2000004199A (en) * | 1998-06-16 | 2000-01-07 | Sharp Corp | Bidirectional remote control system and bidirectional remote controller |
DE29918578U1 (en) * | 1999-10-21 | 1999-12-30 | Hsieh, Chin-Mu, Yungkang, Tainan | Control system for lighting a room |
CN201247525Y (en) * | 2008-07-16 | 2009-05-27 | 杜汉民 | Infrared remote-control receiving device and transmitting device |
CN201772388U (en) * | 2010-07-09 | 2011-03-23 | 东莞市大岭山如成五金加工厂 | Remote Control Color Changing Decorative Light |
CN103946364A (en) * | 2011-09-25 | 2014-07-23 | 赛拉诺斯股份有限公司 | Systems and methods for multi-analysis |
CN106796041A (en) * | 2014-05-06 | 2017-05-31 | 捷通国际有限公司 | Air treatment system |
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