CN204043120U - A kind of cold and hot exchange ventilation fan and ventilation fan group - Google Patents
A kind of cold and hot exchange ventilation fan and ventilation fan group Download PDFInfo
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- CN204043120U CN204043120U CN201420488961.7U CN201420488961U CN204043120U CN 204043120 U CN204043120 U CN 204043120U CN 201420488961 U CN201420488961 U CN 201420488961U CN 204043120 U CN204043120 U CN 204043120U
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- ventilation fan
- hot exchange
- indoor
- exchange ventilation
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Abstract
The utility model provides a kind of cold and hot exchange ventilation fan and ventilation fan group, wherein, cold and hot exchange ventilation fan comprises remote controller, outdoor section, indoor section and wall inside portion, wall inside portion comprises outer tube, a direct current variable-frequency fan and a cool-heat-exchanger is built-in with in outer tube, the space in body of wall can be made full use of, reduce the taking up room at indoor and outdoors of whole cold and hot exchange ventilation fan; The air-flow of indoor and outdoor can alternately through ventilation fan to realize the cold and hot exchange of air-flow and alternately exhaust or air inlet.Main frame in ventilation fan group, independent exhaust or air inlet, subsidiary engine does the air inlet contrary with main frame or bleeding, the air of indoor and outdoor can be made equally to realize continual alternate cycles, make the maintenance balance of indoor energy and air pressure, not only achieved Intelligent cold-hot to exchange but also energy-conserving and environment-protective, thus solved ventilation fan in prior art and can only be vented separately and can not ensure that indoor energy air pressure keeps balance and ventilation fan to take up room larger technical problem.
Description
Technical field
The utility model relates to household electrical appliance technical field, particularly relate to a kind of can the ventilation fan of cold and hot exchange and ventilation fan group.
Background technology
Air-conditioner and ventilation fan are the more air interchangers of daily use, because air-conditioning system is being carried out in environmental modulation process to enclosure space, when after operation of air conditioner a period of time, air quality in enclosure space there will be decline, therefore needs to be taken a breath to enclosure space by special air interchanger.
The air-flow of indoor can only be passed through outside ventilation fan discharge chamber by independent air draft by existing ventilation fan usually, and can not ensure that indoor energy and air pressure keep balancing, and cause air-flow real realization uninterruptedly not circulate.In addition, separately have some ventilation fans to be divided into indoor set and off-premises station in prior art, all parts of ventilation fan is installed in indoor or outdoors, takes up room comparatively large, and what affect in room or outside room is attractive in appearance.
Utility model content
Can only be vented separately can not ensure that indoor energy air pressure keeps balance and ventilation fan to take up room larger technical problem to solve ventilation fan in prior art, the utility model provides a kind of novel cold and hot exchange ventilation fan and ventilation fan group.
To achieve these goals, the technical solution adopted in the utility model is: provide a kind of cold and hot exchange ventilation fan, comprise remote controller, be placed in outdoor outdoor section, be placed in indoor indoor section and be positioned at the described outdoor section of connection of body of wall and the wall inside portion of described indoor section, it is characterized in that, described wall inside portion comprises the outer tube connecting described outdoor section and described indoor section, a direct current variable-frequency fan and a cool-heat-exchanger is built-in with in described outer tube, indoor, outer air-flow can alternately through described outdoor section, described indoor section and described wall inside portion are to realize the cold and hot exchange of air-flow and alternately exhaust or air inlet.
Preferably, described outdoor section comprises the rain cover be locked on outdoor wall and the elementary filter screen be arranged in described rain cover.
Preferably, described indoor section comprise carry out air inlet or exhaust for controlling described cold and hot exchange ventilation fan wireless module control panel, provide the direct-current switch power supply plate of power supply for described cold and hot exchange ventilation fan and control the rotary switch that described direct-current switch power supply plate powers, described wireless module control panel, described direct-current switch power supply plate and described rotary switch are fixed on an indoor panel.
Preferably, described direct-current switch power supply plate is provided with direct-current switch power supply transformer, for the alternating current of external power supply being converted to the direct current needed for described DC frequency-changing fan.
Preferably, described wireless module control panel is PCB, replaces the time span of exhaust or air inlet for controlling described cold and hot exchange ventilation fan.
Preferably, described wall inside portion also comprises the secondary filter screen be arranged between described DC frequency-changing fan and described cool-heat-exchanger and the foamed plastics for sound-absorbing damping wrapping up described outer tube outer surface.
Preferably, described cool-heat-exchanger is ceramic honey comb cool-heat-exchanger, and described outer tube is PVC outer tube, and described foamed plastics is Poly Foam.
The utility model also provides a kind of cold and hot exchange ventilation fan group, it is characterized in that, comprise at least two cold and hot exchange ventilation fans, wherein each cold and hot exchange ventilation fan includes and is placed in outdoor outdoor section, be placed in indoor indoor section and be positioned at the described outdoor section of connection of body of wall and the wall inside portion of described indoor section, described wall inside portion comprises the outer tube connecting described outdoor section and described indoor section, a direct current variable-frequency fan and a cool-heat-exchanger is built-in with in described outer tube, in described at least two cold and hot exchange ventilation fans, one of them is main frame, for independent air inlet or be vented separately, remaining at least one cold and hot exchange ventilation fan is subsidiary engine, signal for sending according to main frame makes the exhaust contrary with main frame or intake operation.
Preferably, described indoor section comprises the wireless module control panel carrying out air inlet or exhaust for controlling described cold and hot exchange ventilation fan, and described wireless module control panel is also for the main frame at least two cold and hot exchange ventilation fans described in selecting and the state setting described main frame.
After adopting technique scheme, the utility model can obtain following Advantageous Effects: by DC frequency-changing fan and cool-heat-exchanger being arranged in the connection outdoor section of wall inside portion and the outer tube of indoor section, the space in body of wall can be made full use of, reduce the number of components of indoor section and outdoor section, thus reduce the taking up room at indoor and outdoors of whole cold and hot exchange ventilation fan, in addition, arranged by ventilation fan inside, a ventilation fan can be passed through, indoor, outer air-flow can alternately through outdoor section, indoor section and wall inside portion are to realize the cold and hot exchange of air-flow and alternately exhaust or air inlet, also can by ventilation fan group, wherein main frame ventilation fan is vented separately or air inlet, subsidiary engine ventilation fan makes the air inlet contrary with host activity or bleeding, two kinds of modes all can make the air of indoor and outdoor realize continual alternate cycles, make the maintenance balance of indoor energy and air pressure, not only achieved Intelligent cold-hot to exchange but also energy-conserving and environment-protective, thus solve ventilation fan in prior art and can only be vented separately and can not ensure that indoor energy air pressure keeps balance and ventilation fan to take up room larger technical problem.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the three-dimensional structure diagram of the cold and hot exchange ventilation fan that the utility model relates to;
Fig. 2 is the sectional view of the cold and hot exchange ventilation fan that the utility model relates to;
Fig. 3 is the decomposition texture schematic diagram of the cold and hot exchange ventilation fan that the utility model relates to;
Fig. 4 is the sectional view of the cool-heat-exchanger of the cold and hot exchange ventilation fan that the utility model relates to.
Detailed description of the invention
Can only be vented separately can not ensure that indoor energy air pressure keeps balance and ventilation fan to take up room larger technical problem to solve ventilation fan in prior art, the main technical schemes that the utility model adopts is: by DC frequency-changing fan and cool-heat-exchanger being arranged in the connection outdoor section of wall inside portion and the outer tube of indoor section, can make full use of the space in wall; By a ventilation fan, the air-flow of indoor and outdoor can alternately through outdoor section, indoor section and wall inside portion to realize the cold and hot exchange of air-flow and alternately exhaust or air inlet, also can by ventilation fan group, wherein main frame ventilation fan is vented separately or air inlet, subsidiary engine ventilation fan makes the air inlet contrary with host activity or bleeding, two kinds of modes all can make the air of indoor and outdoor realize continual alternate cycles, make the maintenance balance of indoor energy and air pressure.
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is explained in detail.
It is the three-dimensional structure diagram of the cold and hot exchange ventilation fan that the utility model relates to shown in Fig. 1, as can be seen from the figure, cold and hot exchange ventilation fan comprises remote controller 10, is placed in outdoor outdoor section 20, is placed in indoor indoor section 30 and is positioned at the connection outdoor section 20 of body of wall and the wall inside portion 40 of indoor section 30, and remote controller 10 is provided with multiple adjustment button.
It is the sectional view of the cold and hot exchange ventilation fan that the utility model relates to shown in Fig. 2, clearly understand to make technical scheme of the present invention, body of wall 2 is also show in Fig. 2, composition graphs 1, can find out, outdoor section 20 comprises the rain cover 21 be locked on outdoor wall and the elementary filter screen 22 be arranged in rain cover 21, the cross section of rain cover 21 is fan-shaped, cover wall inside portion 40 with on the connected entrance of outdoor section 20, rain cover 21 inside is formed with the outlet 23 for air inlet and exhaust, elementary filter screen 22 is arranged on outlet 23 place, to filter the air-flow of turnover and to purify, prevent the impurity such as dust from entering into performance and the life-span of ventilation fan internal influence ventilation fan.
Composition graphs 1 and Fig. 2, can find out, indoor section 30 comprises the wireless module control panel 32 carrying out air inlet or exhaust for controlling ventilation fan, the direct-current switch power supply plate 33 providing power supply for ventilation fan and controls the rotary switch 34 of direct-current switch power supply plate 33 power supply, wherein, wireless module control panel 32, direct-current switch power supply plate 33 and rotary switch 34 are fixed on an indoor panel 31.
Wall inside portion 40 comprises the outer tube 41 connecting outdoor section 20 and indoor section 30, be built-in with direct current variable-frequency fan 42 and a cool-heat-exchanger 43 in outer tube 41, the air-flow of indoor and outdoor can alternately through outdoor section 20, indoor section 30 and wall inside portion 40 to realize the cold and hot exchange of air-flow and alternately exhaust or air inlet.Decomposition texture below with reference to ventilation fan introduces concrete structure and the principle of ventilation fan in detail.
It is the decomposition texture schematic diagram of the cold and hot exchange ventilation fan that the utility model relates to shown in Fig. 3, as can be seen from the figure, in the present embodiment, the elementary filter screen 22 being positioned at the rain cover 21 of outdoor section 20 is preferably two, be respectively the elementary filter screen of bottom 221 and the elementary filter screen 222 of top layer, two elementary filter screens fasten mutually, are fixed in the opening 23 of rain cover 21, make filtration, purification effect better.
Composition graphs 2 and Fig. 3, the through hole with certain diameter size is offered in body of wall 2, the wall inside portion 40 of ventilation fan is arranged in body of wall 2, wall inside portion 40 also comprises the fan support plate 44 for fixedly mounting DC frequency-changing fan 42, the through hole that fan support plate 44 is arranged on body of wall 2 penetrates the position of body of wall outer wall, and DC frequency-changing fan 42 is fixed in the circular hole 441 in the middle of fan support plate 44.Wall inside portion 40 also comprises the secondary filter screen 45 be arranged between DC frequency-changing fan 42 and cool-heat-exchanger 43 and the foamed plastics 46 for sound-absorbing damping wrapping up outer tube 41 outer surface.Secondary filter screen 45 is fixed on filter screen joining rack 47, and filter screen joining rack 47 is made up of subrack and female frame, and secondary filter screen 45 is fixed between subrack and female frame.Foamed plastics 46 can integrally be wrapped on outer tube 41, also can being made up of two parts as shown in Fig. 3 in the present embodiment, two parts, respectively in semi-circular cylindrical, are wrapped in outer tube 41 outside, before wall inside portion 40 is installed in body of wall 2, with rope, foamed plastics 46 is bound.
In the present embodiment, secondary filter screen 45 is preferably G3 filter screen, can filtration, purification air further, realizes the dual evolution effect of environmental protection; The PVC outer tube that outer tube 41 preferably can cut, its resistance to corrosion is strong, be easy to bonding, price is low, quality is hard, is suitable for being arranged on body of wall inner and hold the device such as DC frequency-changing fan 42 and cool-heat-exchanger 43; Foamed plastics 46 is preferably the Poly Foam material of insulation, it is wrapped in the outer surface of PVC outer tube, for heat insulation, absorb noise, weaken vibrations etc., DC frequency-changing fan 42 in wall inside portion 40 can produce noise and vibrations when operating, cool-heat-exchanger 43 can produce certain heat when operating, therefore, foamed plastics 46 can completely cut off heat to a certain extent, reduce noise and vibrations, improves the serviceability of ventilation fan.
Indoor section 30 and wall inside portion 40 junction are provided with indoor panel 31, indoor panel 31 is provided with cylindric protuberance 311 towards the side of wall inside portion 40, for being connected with the outer tube 41 of wall inside portion 40, the side in indoor panel 31 faced chamber is fixed with wireless module control panel 32, direct-current switch power supply plate 33 and rotary switch 34.In the present embodiment, wireless module control panel 32 is preferably PCB, and it is integrated with control circuit, in order to prevent the components and parts in the middle of external coiling and structure touching control circuit, wireless module control panel 32 is also coated with control panel lid 321; Direct-current switch power supply plate 33 is connected with external power supply, it is provided with direct-current switch power supply transformer 35, and for the alternating current of external power supply being converted to the direct current needed for DC frequency-changing fan 42, DC frequency-changing fan 42 is electrically connected with direct-current switch power supply plate 33.Indoor section 30 also comprises the transformer panel 36 covered on direct-current switch power supply plate 33, for covering direct-current switch power supply transformer 35, simplifies the structure in indoor section 30.The bottom of rotary switch 34 part 30 disposed in the interior, and expose bottom panel 31 indoor, user-friendly with opening and closing ventilation fan.Window blind assembly 37, the louvered panel 38 of abatvent assembly 37 and the lid 39 that engages with indoor panel 31 is also comprised in indoor section 30, wireless module control panel 32, direct-current switch power supply plate 33, rotary switch 34, transformer panel 36, window blind assembly 37 and louvered panel 38 are all contained in the space that indoor panel 31 and lid 39 form, and make the outward appearance of ventilation fan more neat and artistic.
Figure 4 shows that the sectional view of the cool-heat-exchanger that the utility model relates to, in the present embodiment, cool-heat-exchanger 43 is preferably ceramic honey comb cool-heat-exchanger, roughly in cylindric, cylinder center is formed with countless apertures, therefore, cool-heat-exchanger 43 has the feature of stephanoporate thin wall, and the geometric jacquard patterning unit surface sum adding carrier improves thermal shock resistance.Ceramic honey comb cool-heat-exchanger in the present embodiment has higher heat storage capacity, and has high strength, the specific performance such as high temperature resistant, corrosion-resistant, wear-resisting, can realize the exchange heat of hot and cold air well.
Introduce the operation principle of the cold and hot exchange ventilation fan of the present embodiment below in detail.
After user opens the power supply of cold and hot exchange ventilation fan, the alternating current of external power supply is converted to direct current by the direct-current switch power supply transformer 35 on direct-current switch power supply plate 33, and supply is to DC frequency-changing fan 42, and DC frequency-changing fan 42 is started working.Ventilation fan is when dispatching from the factory, certain control program has been write in its wireless module control panel 32, wireless module control panel 32 is according to the control program of its inside, the exhaust event controlling the air inlet and scheduled time length that ventilation fan realizes scheduled time length by outdoor section 20, indoor section 30 and wall inside portion 40 hockets, this scheduled time length sets in a control program, such as, in the present embodiment, scheduled time length is 70 seconds, namely, after ventilation fan carries out air inlet action in 70 seconds, switch to and carry out 70 seconds exhaust event.When air-flow passes through the elementary filter screen 22 of outdoor section 20, carried out first time filtration, purification, the impurity that in elimination air-flow, particle is larger by elementary filter screen 22; When air-flow arrives secondary filter screen 45 after DC frequency-changing fan 42, air-flow is purified further by secondary filter screen 45, thus realizes the double purified effect of environmental protection.When thermal current is through cool-heat-exchanger 43, cool-heat-exchanger 43 absorbs the heat in thermal current, and is stored by heat, when cold airflow is through cool-heat-exchanger 43, cool-heat-exchanger 43 is by the thermal release of storage and be delivered in cold airflow, realizes the exchange heat of hot and cold air, environmental protection and energy saving.
Remote control panel 10 is provided with multiple function button, as common air-conditioning, switch switch can be provided with, the adjusting key regulating ventilation fan state can also be set.The air inlet of ventilation fan or exhaust condition can be set as automatic transmission, air inlet in 70 seconds as mentioned above and exhaust in 70 seconds hocket, also user's free adjustment shelves can be set as, user can regulate the state of ventilation fan by the adjustment button on remote controller 10, such as, when regulating, wireless module control panel 32 and the remote controller 10 of indoor section 30 send signal simultaneously, and two signals utilize coding rule mutually to mate and realize just can controlling after pairing completes to use.
Visible, the utility model can pass through a ventilation fan, make the air-flow of indoor and outdoor alternately through outdoor section, indoor section and wall inside portion to realize the cold and hot exchange of air-flow and alternately exhaust or air inlet, the air of indoor and outdoor is made to realize continual alternate cycles, make the maintenance balance of indoor energy and air pressure, not only having achieved Intelligent cold-hot exchanges but also energy-conserving and environment-protective.
These are only a kind of mode of operation of the cold and hot exchange ventilation fan that the utility model relates to, certainly, also has other mode of operation, such as, wherein in a kind of mode of operation, plural cold and hot exchange ventilation fan forms cold and hot exchange ventilation fan group, one of them cold and hot exchange ventilation fan is main frame, at least one cold and hot exchange ventilation fan is in addition subsidiary engine, and main frame is used for independent air inlet or is vented separately, and the signal that subsidiary engine is used for sending according to main frame makes the exhaust contrary with main frame or intake operation.Such as, when main frame works with air-suction state, the signal that subsidiary engine can send according to the wireless module control panel of main frame, does the operation be vented, and to realize continual exhaust and air inlet, ensures heat and the air pressure balance of indoor and outdoor, energy-conserving and environment-protective.It is pointed out that the selection setting of main and auxiliaries can be realized by the control program of the wireless module control panel of ventilation fan, and wireless module control panel is also for setting the state of main frame, such as air inlet or exhaust.The selection of main and auxiliaries and the setting of Host Status can set when ventilation fan dispatches from the factory, and also can be set by remote controller by user.
Under the second mode of operation of the cold and hot exchange ventilation fan that the utility model relates to, the air-flow of indoor and outdoor can be made equally alternately through outdoor section, indoor section and wall inside portion to realize the cold and hot exchange of air-flow and alternately exhaust or air inlet by cold and hot exchange ventilation fan group, the air of indoor and outdoor is made to realize continual alternate cycles, make the maintenance balance of indoor energy and air pressure, not only having achieved Intelligent cold-hot exchanges but also energy-conserving and environment-protective.
In addition, no matter which kind of mode of operation cold and hot exchange ventilation fan is in, DC frequency-changing fan and cool-heat-exchanger are all arranged in the connection outdoor section of wall inside portion and the outer tube of indoor section, the space in body of wall can be made full use of, reduce the number of components of indoor section and outdoor section, thus reduce the taking up room at indoor and outdoors of whole cold and hot exchange ventilation fan.
It will be understood by those skilled in the art that; these are only the embodiment of the utility model optimum; can be improved according to the above description or be converted, do not made the improvement made under the prerequisite of creative work and conversion and all should belong to the protection domain of the utility model claims.
Claims (9)
1. a cold and hot exchange ventilation fan, comprise remote controller (10), be placed in outdoor outdoor section (20), be placed in indoor indoor section (30) and be positioned at the described outdoor section of connection (20) of body of wall (2) and the wall inside portion (40) of described indoor section (30), it is characterized in that, described wall inside portion (40) comprises the outer tube (41) connecting described outdoor section (20) and described indoor section (30), a direct current variable-frequency fan (42) and a cool-heat-exchanger (43) is built-in with in described outer tube (41), indoor, outer air-flow can alternately through described outdoor section (20), described indoor section (30) and described wall inside portion (40) are to realize the cold and hot exchange of air-flow and alternately exhaust or air inlet.
2. cold and hot exchange ventilation fan as claimed in claim 1, it is characterized in that, described outdoor section (20) comprises the rain cover (21) be locked on outdoor wall and the elementary filter screen (22) be arranged in described rain cover (21).
3. cold and hot exchange ventilation fan as claimed in claim 1, it is characterized in that, described indoor section (30) comprises the wireless module control panel (32) carrying out air inlet or exhaust for controlling described cold and hot exchange ventilation fan, there is provided the direct-current switch power supply plate (33) of power supply for described cold and hot exchange ventilation fan and control the rotary switch (34) that described direct-current switch power supply plate (33) powers, described wireless module control panel (32), described direct-current switch power supply plate (33) and described rotary switch (34) are fixed on an indoor panel (31).
4. cold and hot exchange ventilation fan as claimed in claim 3, it is characterized in that, described direct-current switch power supply plate (33) is provided with direct-current switch power supply transformer (35), for the alternating current of external power supply being converted to the direct current needed for described DC frequency-changing fan (42).
5. cold and hot exchange ventilation fan as claimed in claim 3, is characterized in that, described wireless module control panel (32) is PCB, replaces the time span of exhaust or air inlet for controlling described cold and hot exchange ventilation fan.
6. cold and hot exchange ventilation fan as claimed in claim 1, it is characterized in that, described wall inside portion (40) also comprises the secondary filter screen (45) be arranged between described DC frequency-changing fan (42) and described cool-heat-exchanger (43) and the foamed plastics for sound-absorbing damping (46) wrapping up described outer tube (41) outer surface.
7. cold and hot exchange ventilation fan as claimed in claim 6, is characterized in that, described cool-heat-exchanger (43) is ceramic honey comb cool-heat-exchanger, and described outer tube (41) is PVC outer tube, and described foamed plastics (46) is Poly Foam.
8. a cold and hot exchange ventilation fan group, it is characterized in that, comprise at least two cold and hot exchange ventilation fans, wherein each cold and hot exchange ventilation fan includes and is placed in outdoor outdoor section (20), be placed in indoor indoor section (30) and be positioned at the described outdoor section of connection (20) of body of wall (2) and the wall inside portion (40) of described indoor section (30), described wall inside portion (40) comprises the outer tube (41) connecting described outdoor section (20) and described indoor section (30), a direct current variable-frequency fan (42) and a cool-heat-exchanger (43) is built-in with in described outer tube (41), in described at least two cold and hot exchange ventilation fans, one of them is main frame, for independent air inlet or be vented separately, remaining at least one cold and hot exchange ventilation fan is subsidiary engine, signal for sending according to main frame makes the exhaust contrary with main frame or intake operation.
9. cold and hot exchange ventilation fan group as claimed in claim 8, it is characterized in that, described indoor section (30) comprises the wireless module control panel (32) carrying out air inlet or exhaust at least two cold and hot exchange ventilation fans described in controlling, and described wireless module control panel (32) is also for the main frame at least two cold and hot exchange ventilation fans described in selecting and the state setting described main frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420488961.7U CN204043120U (en) | 2014-08-27 | 2014-08-27 | A kind of cold and hot exchange ventilation fan and ventilation fan group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420488961.7U CN204043120U (en) | 2014-08-27 | 2014-08-27 | A kind of cold and hot exchange ventilation fan and ventilation fan group |
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| Publication Number | Publication Date |
|---|---|
| CN204043120U true CN204043120U (en) | 2014-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420488961.7U Expired - Fee Related CN204043120U (en) | 2014-08-27 | 2014-08-27 | A kind of cold and hot exchange ventilation fan and ventilation fan group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204043120U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110345599A (en) * | 2019-07-10 | 2019-10-18 | 广东五星太阳能股份有限公司 | A kind of indoor ventilation system and method for ventilation |
| CN110793116A (en) * | 2018-08-03 | 2020-02-14 | 江苏旌翔建材科技有限公司 | Indoor fresh air purifying and gas circulating device |
-
2014
- 2014-08-27 CN CN201420488961.7U patent/CN204043120U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793116A (en) * | 2018-08-03 | 2020-02-14 | 江苏旌翔建材科技有限公司 | Indoor fresh air purifying and gas circulating device |
| CN110345599A (en) * | 2019-07-10 | 2019-10-18 | 广东五星太阳能股份有限公司 | A kind of indoor ventilation system and method for ventilation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: AIRMATE ELECTRICAL APPLIANCE (JIUJIANG) CO., LTD. Free format text: FORMER OWNER: AIMEITE ELECTRIC APPLIANCE (SHENZHEN) CO., LTD. Effective date: 20150206 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zheng Liping Inventor after: Cai Zhengfu Inventor before: Zheng Liping |
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| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518108 SHENZHEN, GUANGDONG PROVINCE TO: 332000 JIUJIANG, JIANGXI PROVINCE Free format text: CORRECT: INVENTOR; FROM: ZHENG LIPING TO: ZHENG LIPING CAI ZHENGFU |
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| TR01 | Transfer of patent right |
Effective date of registration: 20150206 Address after: 332000 Jiangxi Jiujiang economic and Technological Development Zone, West Port Patentee after: Airmate electrical (Jiujiang) Co., Ltd. Address before: 518108 Guangdong city of Shenzhen province Baoan District Shiyan town Huang Feng Ling Industrial Zone Patentee before: Airmate Electric (Shenzhen) Co. Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 Termination date: 20200827 |