CN103883567A - Intelligent blade-less air caring system - Google Patents
Intelligent blade-less air caring system Download PDFInfo
- Publication number
- CN103883567A CN103883567A CN201310703530.8A CN201310703530A CN103883567A CN 103883567 A CN103883567 A CN 103883567A CN 201310703530 A CN201310703530 A CN 201310703530A CN 103883567 A CN103883567 A CN 103883567A
- Authority
- CN
- China
- Prior art keywords
- air
- nozzle
- flow
- intelligent
- planar section
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Disclosed is an intelligent blade-less air caring system used for generating airflow. The intelligent blade-less air caring system is used for generating air circulation and airflow in rooms, offices or other indoor environments and used for lighting, detecting temperature and humidity, detecting and adjusting air quality and being connected with the Internet of Things, and comprises a nozzle, an intelligent air supply device used for generating the airflow passing the nozzle, and a multifunctional integrated air caring module, the nozzle comprises an internal passage, an air exhaust port used for receiving the airflow from the internal passage, and a plane section positioned closely to the air exhaust port, the air exhaust port is arranged in a manner of guiding the airflow to flow through the plane section, and the multifunctional integrated air caring module is used for realizing functions of air purifying, the Internet of Things, temperature detection, an ambient lamp and air quality monitoring. Compared with other equipment in the prior art, the intelligent blade-less air caring system has the advantage that due to entrainment and amplification characteristics, the system is higher in efficiency.
Description
Technical field
The present invention relates to a kind of air caring system, relate in particular to a kind of vaneless intelligent air caring system.
Background technique
Conventional fan comprises blade or the wing that independent a set of installation is rotated around axis, and installs so that the drive unit of a whole set of blade rotary around axis.Be in under occasion, people do not wish that device has projection, or for the user, do not wish the parts of any motion that can touch fan, for example blade.Some concrete safety installations in existing apparatus, as the outer cover around blade or sleeve, can be used to protect user not hurt oneself by the moving element of fan.But the blade-section being covered is difficult to clean, and in family or office environment, the aerial athletic meeting of blade produces noise and brings interference., while passing blade surface or fan outer surface, change due to air-flow, inhomogeneous or awave air-flow can make a series of pulse of people's perceptual image or a burst of high wind, uncomfortable meanwhile.In addition, conventional fan only can provide wind-force, the requirement of healthy qualities such as detecting air quality etc. is not related to, and outward appearance goes through several years still without much variations, can not meet needed aesthetic, the environmental protection of the modern life, efficiently, the demand such as hommization.
Summary of the invention
The present invention is intended to overcome defect of the prior art, a kind of intelligent air caring system is provided, in use can launch output face from it with this system and produce air-flow with uniform speed, and make can feel longer-distance user the air-flow and the cooling effect that with respect to air care device of the prior art, have improved.
A kind of intelligent air caring system, comprise blast device and nozzle, the air-flow that described blast device produces is discharged by described nozzle, described nozzle comprises inner passage, for receiving from the relief opening of the air-flow of described inner passage and being close to the planar section of described relief opening location, described relief opening is set to guide air flow stream to cross the surface of described planar section.
Further, between described planar section and relief opening, be provided with diffuser, described diffuser surface is curved surface, and air-flow enters relief opening by planar section and diffuser successively.
Further, described planar section axial length is no more than 10% of nozzle axial length; The curvature upper limit on described diffuser surface is 1/60.
Further, the cornerite between planar section and X-axis is about 0 °-10 °.
Further, the suction surface at described relief opening rear portion is smoothed curve or multi-section type straight line, and the inclination angle between multi-section type straight line is no more than 22.5 °.
Further, described nozzle limits opening, and the air of described air caring system outside is aspirated by the directed air-flow that flows through described planar section by described opening.
Further, described nozzle comprises loop, and described nozzle is roughly egg type.
Further, described inner passage and relief opening are annular, and described relief opening is concentric with described inner passage.
Further, described nozzle comprises that at least one limits the wall of described inner passage and relief opening, and wherein said at least one wall comprises the apparent surface who limits described relief opening.
Further, described blast device comprises motor, impeller and multi-functional integrated air nursing module, described driven by motor impeller air-supply, described module comprises intelligent-tracking blast device, air quality comprehensive monitoring module, automatic air purification system, temperature and humidity detecting device, ambient light, Internet of Things module and timing device.
A kind of intelligent air caring system provided by the invention, this system comprises nozzle and the intelligent blowing device for generation of the air-flow by nozzle, and for realizing the multi-functional integrated air nursing module of air purification, Internet of Things, temperature detecting, ambient light and function of monitoring air quality.This nozzle comprises inner passage, for receiving from the relief opening of the air-flow of described inner passage and being close to the planar section of described relief opening location, described relief opening is set to guide air flow stream to cross described planar section.
Compare with the air care device in other technologies, advantageously: on the one hand, the present invention can produce air-flow and bring cooling effect in vaneless situation.Vaneless device can reduce noise producing, has reduced moving element simultaneously, has reduced the responsible degree of device, and Security also improves greatly.On the other hand, the present invention, by the integration of multi-functional integrated air nursing module, has increased substantially the utilization ratio of product, has broken through the limitation that air care appliances seasonality is used and consumes.
Key of the present invention is, air-flow is ejection and do not need to use impeller assembly forward from system component, overturn the pattern that conventional fan is blown by driven by motor blade rotation, design on-bladed air-supply structure according to entrainment (Entrainment) principle and principle of negative pressure, its air quantity can reach 15 times of the own extraction amount of fan.Design tuyere structure according to reynolds' number (Reynolds number), air is steadily sent by fan under the conditions such as normal viscosity and temperature, air pressure simultaneously.
This system depending nozzle is realized above-mentioned output quantity and cooling effect, and this nozzle comprises planar section, and air-flow is exaggerated through this planar section.This planar section is different from the Koln using in other technologies and reaches surface (it is the surface type that people know that Koln reaches surface, and fluid (current or air-flow) has and leaves original flow direction, changes the mobile tendency of body surface of protruding with work into.In the time there is surface friction between the body surface that fluid and it are flow through, the flow velocity of fluid can slow down.As long as the curvature of body surface is not too large, according to the bernoulli principle in fluid mechanics, the slowing down of flow velocity can cause fluid to be attracted on body surface flowing.This effect is to run after fame with Romanian inventor Henry Condar.), but the plane with given length of designing through accurate Calculation, its axial optimum length is 10mm ± 1mm, no longer than 10% of nozzle 11 axial lengths.Be designed with diffuser in its downstream, the curvature upper limit on diffuser surface is 1/60, approximates 0.0143 simultaneously; The suction surface at relief opening rear portion can be smoothed curve or multi-section type straight line, and the inclination angle between multi-section type straight line is no more than 22.5 °.In the present embodiment, the extended distance of diffuser part be about nozzle 11 entire depth 2/3rds.
Under the design of said nozzle structure, the air-flow that intelligent blowing device produces sprays via nozzle by inner passage, this air-flow is called as main air flow, the central opening limiting by this nozzle, the air of the system external environment condition disconnected main air flow of described plane of being flowed through entrainments, and being blown to together user with main air flow, the air-flow being entrainmented is called secondary streams.The directed main air flow that flows through planar section forms total air flow together with secondary streams, the opening limiting, sprays to user from nozzle.In this process, the amplification of this system by planar section and diffuser and entrainment effect, makes main air flow be exaggerated at least 14 times, and can send held stationary.This system entrainment and amplification feature makes it have higher efficiency than other equipment of the prior art.
Simultaneously, based on user's experience type strategy, integrate several functions in this system, the object that can use throughout the year to realize product, significantly improves the utilization ratio of product.
Accompanying drawing explanation
The intelligent on-bladed air caring system partial schematic diagram that Fig. 1 provides for the embodiment of the present invention.
The intelligent on-bladed air caring system sectional drawing that Fig. 2 provides for the embodiment of the present invention.
Embodiment
Fig. 1 is the structural representation of intelligent air caring system.As shown in the figure, the intelligent on-bladed intelligent air caring system that the technical program embodiment provides, it comprises nozzle 11, pedestal 12 and central opening 13, this nozzle 11 limits central opening 13.Described nozzle 11 comprises inner passage 111, for receiving from the relief opening 112 of the air-flow of described inner passage 111 and being close to the planar section 113 that described relief opening 112 is located, described planar section 113 is arranged so that from relief opening 112 and leaves and the directed main air flow that flows through described planar section 113 is exaggerated.Nozzle 11 is connected to be had the pedestal 12 of outer cover 123 and is supported by this pedestal 12.For generation of the intelligent blowing device 121 through the air-flow of described nozzle 11 and for realize air purification, regularly, the multi-functional integrated air nursing module 122 of Internet of Things, temperature and humidity detecting, function of monitoring air quality is all positioned at this pedestal 12.This pedestal 12 also comprises multiple selection keys 124 that can manipulate by touch manner intelligent air caring system that are embedded in outer cover 123 inner sides, user sends instruction by this button 124 to central control unit 125 and manipulates intelligent blowing device 121 and multi-functional integrated air nursing module 122, to realize the manipulation to intelligent air caring system.
As shown in Figure 2, described intelligent blowing device 121 is positioned at described pedestal 12, and it comprises that it also comprises impeller 1213 and diffuser 1214 for generation of the motor 1211 through the air-flow of nozzle 11 and at the air intlet 1212 of outer cover 123 interior formation.Motor casing 12111 is positioned at pedestal 12, and motor 1211 is supported by motor casing 12111 and is fixed on firm position by screw.
In illustrated embodiment, motor 1211 is direct current (DC) brushless electric machine.Impeller 1213 is connected to the running shaft extending outward from motor 1211, and diffuser 1214 is positioned at impeller 1213 downstreams.Diffuser 1214 comprises the fixing static disc with helical blade.
Leading to the import 12131 of impeller 1213 communicates with the air intlet 1212 of the outer cover 123 interior formation at pedestal 12.The outlet 12141 of diffuser 1214 and the relief opening of impeller 1213 communicate with the hollow channel part or the pipeline that are positioned at pedestal 12, to produce the air-flow of the inner passage 111 from impeller 1213 to nozzle 11.Motor 1211 is connected to electrical connection and power supply part, and is controlled by central control unit 125.Connection between controller 125 and selection key 124 makes user can manipulate intelligent air caring system and realizes air blowing function.
Nozzle 11 be shaped as ring-type.In the present embodiment, inner ring is circular, and outer ring is egg type.The diameter of nozzle 11 is: internal diameter 280cm, and external diameter 400cm, but nozzle 11 can have the diameter of any needs.Inner passage 111 is for annular and form continuous circuit or the pipeline in nozzle 11.Nozzle 11 is formed by least one wall that limits inner passage 111 and relief opening 112.In the present embodiment, nozzle 11 comprises inwall 114 and outer wall 115, is set to ring-type or rugosity, and inwall 114 and nozzle 11 are approached each other.Inwall 114 limits relief opening 112 together with outer wall 115, and relief opening 112 extends about X-axis.Relief opening 112 comprises that convergent is in the conical region 1122 of outlet 1121.Outlet is included in the gap or the spacing that between the inwall 114 of nozzle 11 and the outer wall 115 of nozzle 11, form.At outlet 1121 places of relief opening 112, the spacing between inwall 114 and the apparent surface of outer wall 115 is selected at 1mm in the scope of 1.5mm.The air caring system performance characteristics of expectation is depended in the selection of spacing.In the present embodiment, 1121 about 1.3mm are wide in outlet, and relief opening 112 is concentric with inner passage 111 with outlet 1121.
Intelligent air caring system described above moves in the following manner.In the time that user makes suitable selection with operation or starts intelligent air caring system from button 124, transmit a signal or other message with drive motor 1211.After motor 1211 is activated, air is drawn in intelligent air caring system via air intlet 1212.In a preferred embodiment, air is drawn into the speed of 19-30 per second liter/second.Air arrives the import 12131 of impeller 1213 through outer cover 123 paths.The air-flow leaving from the outlet 12141 of diffuser 1214 and the exhaust of impeller 1213 are divided into two strands of air-flows, and these two strands of air-flows are in the opposite direction through inner passage 111.Compressed when air-flow enters relief opening 112, and be further compressed at outlet 1121 places of relief opening 112.Be main air flow by exporting the air-flow of 1121 discharges.
The output of main air flow and be injected in air intlet 1212 generation areas of low pressure, place, and have the effect of additional air suction intelligent air caring system.The operation of intelligent air caring system causes air-flow pass at a high speed nozzle 11 and flow out opening 13.Main air flow is directed flows through described planar section 113 and diffuser surface 116, and is effectively amplified.Secondary streams, by what entrainment from external environment condition, especially produces near the air outward edge of outlet 1121 peripheral regions and nozzle 11.The part secondary streams being entrainmented by main air flow also can be directed and by diffuser surface 116.This secondary streams is through opening 13, be combined the total air flow spraying with the throughput of 500～700L/S forward from intelligent air caring system with generation at opening 13 places with main air flow.
The combination of entrainmenting and amplify makes the total air flow at opening 13 places of intelligent air caring system amplify 14 times of left and right than ingress air-flow, is greater than at the air-flow that does not have the air care device on described planar section 113 and diffuser surface 116 to export near jeting area.
The amplification producing and the air-flow of laminar flow type make lasting air-flow from the directed user of blowing to of nozzle 11.Relief opening 112 flow velocitys are about 20～30m/s, are about 2～4m/s apart from user 750mm place flow velocity.Can obtain higher speed by the cornerite reducing between described planar section 113 and X-axis.Little angle makes total air flow more concentrate and more have the mode of guidance quality injected with a kind of.Such air-flow trends towards with higher speed and less flow injected.Conversely, can obtain larger flow by the angle increasing between described planar section 113 and X-axis.Like this, the flow velocity of the air-flow of injection reduces, but the flow producing increases.Therefore, can change by changing cornerite between described planar section 113 and X-axis the performance of intelligent air caring system.In addition, goose egg shape outward appearance (the present embodiment) can reach optimum efficiency, no matter is that air-flow magnification factor or flow velocity are all better than other outward appearance.
The specific descriptions that the invention is not restricted to provide above.For example, air caring system can have different height or diameter.Air caring system can for desk-top, vertical, be even arranged on wall and ceiling board.The shape of air caring system as required arbitrary position or the ground of cooling blast a little changes.Can be motor or other air spraying equipment for generation of the member of the air-flow by nozzle, for example, can be any for produce the air caring system of air-flow in room, as blower or vacuum source.For example comprise the motor such as AC induction motor or DC brushless motor, but can also comprise the equipment of any applicable air movement or air transmission, for example pump or other provide directed fluid to flow to produce the device of air-flow.The parts of motor can comprise the diffuser or the auxiliary diffuser that are positioned at motor downstream, to make up in electrical machinery cover and by a part of static pressure loss of motor.
Can adjust the outlet of relief opening.Various spacing be widened or be narrowed to the outlet of relief opening can so that air-flow maximizes.Can also imagine the nozzle of other shape.
Described multi-functional integrated air nursing module 122 comprises intelligent-tracking blast device 1221, air quality comprehensive monitoring module 1222, automatic air purification system 1223, temperature and humidity detecting device 1224, ambient light 1225, Internet of Things module 1226 and timing device 1227.Except ambient light 1225, be all placed in pedestal 12, this multi-functional integrated air nursing module 122 is connected to electrical connection and power supply part, and is controlled by central control unit 125.Connection between controller 125 and selection key 124 makes user can manipulate intelligent air caring system and realizes above-mentioned functions.
Intelligent-tracking blast device 1221: adopt fuzzy control method, can be tested with people and make corresponding actions (such as stopping blowing on the ground that has people) more.Be specially: (1). adopt heat to release infrared module, people detected once human body is sent the infrared signal of wavelength 8um-12um, stop after 5 seconds, continue to shake the head.(2). under intelligent head-shaking condition, in the time having people's operation push-button, stop after 30 seconds (time can be set), continue to shake the head.Implementation: single-phase asynchronous motor 1211 drives bilateral 90 degree of quadratic crank mechanism to shake the head.
Pitching is shaken the head: manually face upward each 10 degree of bowing.
Air comprehensive quality-monitoring 1222: specifically do not show the situation up to standard of each harmful substance, indication air comprehensive quality good, in, bad 3 grades.Air quality tutorial light is by green → yellow → red.
Automatic air purification system 1223: include negative ion generator, can produce negative ion.Adopt negative ion module to realize, according to Detection of Air Quality grade " in ", just open.Automatically control.
1), active carbon filter net: efficient adsorption filters harmful chemical gas and the smells such as formaldehyde, benzene;
2, negative ion: removing smoke and dust, purify air.
Note: in function 1222 and 1223, air is excellent, green light; The good amber light of air is bright, if the work of negative ion module, amber light glimmers; When red, shows that air quality is poor, if the work of negative ion module, red light glimmers.Negative ion module is defaulted as intelligent opening, but can use remote controller positive closing.
Ambient light 1225: in the present embodiment, this ambient light 1225 is looped around whole nozzle 11 front edge ringwise, by RGB lamp, realize color gradient effect or can select wherein a kind of color, concrete scheme is: adopt the purple gradual manner of the yellowish green indigo of blood orange, or can choose arbitrarily one, be arranged on annular nozzle 11 places (outside one is enclosed).
Indoor temperature and humidity detecting 1224: automatic detecting also shows indoor temperature and humidity.(detecting mode: adopt DHT21 temperature transducer, range ability :-20 ℃ to 60 ℃, precision ± 1 ℃, 2 seconds sampling periods.)
Internet of Things 1226: access INTERNET by WIFI, need configuration server, can pass through network or access services device, inquiry electrical appliance state, Family needs provides without circuit trip device and accesses network.The parameter that can monitor is temperature and humidity and air quality.
Claims (7)
1. a vaneless intelligent air caring system, comprise nozzle, pedestal and central opening, described nozzle limits central opening, described pedestal comprises blast device and multi-functional integrated air nursing module, the air-flow that described blast device produces is discharged by described nozzle, it is characterized in that: described nozzle comprises inner passage, for receiving from the relief opening of the air-flow of described inner passage and being close to the planar section of described relief opening location, described relief opening is set to guide air flow stream to cross the surface of described planar section.
2. vaneless intelligent air caring system according to claim 1, is characterized in that: between described planar section and relief opening, be provided with diffuser, described diffuser surface is curved surface, and air-flow enters relief opening by planar section and diffuser successively.
3. vaneless intelligent air caring system according to claim 1, it is characterized in that: described multi-functional integrated air nursing module, comprises intelligent-tracking blast device, air quality comprehensive monitoring module, automatic air purification system, temperature and humidity detecting device, ambient light, Internet of Things module and timing device.
4. vaneless intelligent air caring system according to claim 2, is characterized in that: described planar section is the plane with given length, and axial length is no more than 10% of nozzle axial length; The curvature upper limit on described diffuser surface is 1/60, diffuser part be about along the extended distance of X axis nozzle entire depth 2/3rds.
5. according to the vaneless intelligent air caring system described in claim 2 or 3, it is characterized in that: the angle between planar section and X-axis is 0 °-10 °, and the suction surface at described relief opening rear portion is smoothed curve or multi-section type straight line.
6. according to the vaneless intelligent air caring system described in claim 1 or 3, it is characterized in that: described nozzle is that egg type limits opening, and the air of described air caring system outside is aspirated by the directed air-flow that flows through described planar section by described opening.
7. according to the vaneless intelligent air caring system described in claim 1 or 3, it is characterized in that: described inner passage and relief opening are circular concentric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310703530.8A CN103883567A (en) | 2013-12-19 | 2013-12-19 | Intelligent blade-less air caring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310703530.8A CN103883567A (en) | 2013-12-19 | 2013-12-19 | Intelligent blade-less air caring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103883567A true CN103883567A (en) | 2014-06-25 |
Family
ID=50952636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310703530.8A Pending CN103883567A (en) | 2013-12-19 | 2013-12-19 | Intelligent blade-less air caring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103883567A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105275892A (en) * | 2015-11-06 | 2016-01-27 | 西安近代化学研究所 | Remote-delivery bladeless ventilating system used in gunpowder and explosive field |
| CN105781947A (en) * | 2016-03-06 | 2016-07-20 | 淄博环能海臣环保技术服务有限公司 | Plasma air purification bladeless electric fan |
| CN106123145A (en) * | 2016-08-12 | 2016-11-16 | 南京中脉科技发展有限公司 | A kind of Intelligent air purifier that can detect and process air voluntarily |
| CN106438513A (en) * | 2016-09-05 | 2017-02-22 | 广州市中潭空气净化科技有限公司 | Intelligent bladeless fan based on internet of things for intelligent residence |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806472A (en) * | 2010-04-02 | 2010-08-18 | 浙江大学 | Intelligent air caring system |
| CN102777429A (en) * | 2011-05-11 | 2012-11-14 | 任文华 | Bladeless fan |
| CN102829003A (en) * | 2012-09-10 | 2012-12-19 | 淮南矿业(集团)有限责任公司 | Pneumatic bladeless fan for mine |
| CN202768506U (en) * | 2012-09-10 | 2013-03-06 | 淮南矿业(集团)有限责任公司 | Pneumatic bladeless fan used for mine |
-
2013
- 2013-12-19 CN CN201310703530.8A patent/CN103883567A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806472A (en) * | 2010-04-02 | 2010-08-18 | 浙江大学 | Intelligent air caring system |
| CN102777429A (en) * | 2011-05-11 | 2012-11-14 | 任文华 | Bladeless fan |
| CN102829003A (en) * | 2012-09-10 | 2012-12-19 | 淮南矿业(集团)有限责任公司 | Pneumatic bladeless fan for mine |
| CN202768506U (en) * | 2012-09-10 | 2013-03-06 | 淮南矿业(集团)有限责任公司 | Pneumatic bladeless fan used for mine |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105275892A (en) * | 2015-11-06 | 2016-01-27 | 西安近代化学研究所 | Remote-delivery bladeless ventilating system used in gunpowder and explosive field |
| CN105275892B (en) * | 2015-11-06 | 2017-08-08 | 西安近代化学研究所 | The teletransmission of explosive wastewater field is without leaf ventilating system |
| CN105781947A (en) * | 2016-03-06 | 2016-07-20 | 淄博环能海臣环保技术服务有限公司 | Plasma air purification bladeless electric fan |
| CN105781947B (en) * | 2016-03-06 | 2019-08-27 | 淄博环能海臣环保技术服务有限公司 | A kind of plasma air purifying is without leaf electric fan |
| CN106123145A (en) * | 2016-08-12 | 2016-11-16 | 南京中脉科技发展有限公司 | A kind of Intelligent air purifier that can detect and process air voluntarily |
| CN106438513A (en) * | 2016-09-05 | 2017-02-22 | 广州市中潭空气净化科技有限公司 | Intelligent bladeless fan based on internet of things for intelligent residence |
| CN106438513B (en) * | 2016-09-05 | 2018-08-07 | 深圳市达迪尔智能电器有限公司 | A kind of intelligent bladeless fan for smart home based on Internet of Things |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102197227B (en) | A fan | |
| CN101424279B (en) | Fan | |
| RU2463483C1 (en) | Fan | |
| CN101806472B (en) | Intelligent air caring system | |
| WO2018133316A1 (en) | Air conditioner capable of ventilating | |
| KR20110099302A (en) | A fan assembly | |
| CN103883567A (en) | Intelligent blade-less air caring system | |
| CN204141747U (en) | Environment regulating device | |
| CN104329734B (en) | Air treatment system | |
| CN105637225B (en) | Ventilation equipment | |
| CN102374625A (en) | Induction blow-out vent | |
| CN105674412A (en) | Household air conditioner capable of automatically adjusting fresh air volume | |
| CN202083044U (en) | Air conditioner for intelligent air ventilation | |
| KR20150143012A (en) | Wingless fan | |
| CN207407485U (en) | A kind of no air hose bidirectional flow fresh air system | |
| CN101000167A (en) | Ventilation air interchange system | |
| CN105318516A (en) | Ceiling type ventilation equipment based on Coanda effect | |
| RU176378U1 (en) | Air handling unit | |
| CN206478732U (en) | A kind of integral type air channel structure efficiently blown | |
| CN212319534U (en) | Bladeless fan lamp, outer ring airflow channel assembly, arc middle air outlet channel structure and airflow outlet nozzle assembly | |
| CN205425510U (en) | Fresh air machine | |
| CN205448031U (en) | Domestic air conditioner of new amount of wind of ability automatically regulated | |
| CN111380009A (en) | Bladeless fan lamp | |
| CN106440068A (en) | Integral air flue structure for efficient air supply | |
| CN206478826U (en) | A kind of ventilation and lighting device for Integral ceiling |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140625 |