CN111908302B - Air purifying device - Google Patents
Air purifying device Download PDFInfo
- Publication number
- CN111908302B CN111908302B CN202010577998.7A CN202010577998A CN111908302B CN 111908302 B CN111908302 B CN 111908302B CN 202010577998 A CN202010577998 A CN 202010577998A CN 111908302 B CN111908302 B CN 111908302B
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- China
- Prior art keywords
- wall
- air
- fixedly connected
- shell
- air guide
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
- B66B11/024—Ventilation systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/20—Casings or covers
Abstract
The invention belongs to the technical field of elevator equipment, in particular to an air purification device, and provides a scheme aiming at the technical problems in the prior art. The invention can enable the hairbrush to brush down dust on the filter screen, thereby preventing dust deposition on the filter screen from influencing the filtering effect, when the elevator runs downwards, the upper motor drives the upper fan blades to rotate through the transmission of the rotary table and the rotary shell, so as to intake air to the elevator, discharge the dust swept down on the filter screen, prevent dust accumulation, enable the light of the annular ultraviolet lamp to irradiate the elevator car to sterilize the elevator car, and improve the utilization rate of the purification device.
Description
Technical Field
The invention relates to the technical field of elevator equipment, in particular to an air purification device.
Background
The elevator is a permanent transportation device which serves a plurality of specific floors in a building, the elevator car of the permanent transportation device runs on at least two rows of rigid rails which are perpendicular to the horizontal plane or have an inclination angle smaller than 15 degrees with a plumb line, the elevator is widely used in all districts, office buildings and markets, however, the elevator car is a relatively closed environment, the air quality in the elevator car is relatively poor due to the relatively narrow elevator car, the closed elevator shaft, the large flow of people and other factors, the comfort level of passengers is affected, and even the physical health of the passengers is affected.
Therefore, the existing elevator is generally provided with a replacement fan at the top to exchange air inside the elevator, so that the air inside the elevator is kept clean, however, the air in the elevator shaft is generally dirty, so that the air entering the elevator needs to be purified by the air purification device during air intake, when the existing air purification device is used, the elevator shaft contains more dust, the air purification device usually needs to use a filter screen to filter the air, and the filter screen is easily blocked due to more dust after being used for a long time.
Disclosure of Invention
Based on the technical problems in the prior art, the invention provides an air purification device.
The invention provides an air purification device, which comprises an air inlet shell, wherein the inner side wall of the air inlet shell is fixedly connected with a lower support frame, the inner side wall of the lower support frame is connected with a rotating rod through a bearing, the outer top wall of the rotating rod is fixedly connected with a rotating shell, the outer side wall of the rotating shell is fixedly connected with four upper fan blades which are uniformly distributed in an annular shape and are matched with the inner side wall of the air inlet shell, the outer bottom wall of the air inlet shell is provided with an air collecting section, the outer bottom wall of the air collecting section is fixedly connected with an air guide shell, the inner diameter of the air guide shell is smaller than that of the air inlet shell, the bottom end of the rotating rod extends into the air guide shell, the outer bottom wall of the rotating rod is fixedly connected with lower fan blades matched with the inner diameter of the air guide shell, the inner side wall of the air inlet shell is fixedly connected with a conical filter screen, and the outer side wall of the rotating rod is fixedly connected with a brush holder corresponding to the outer side wall of the filter screen, the side outer wall of the brush holder close to the filter screen is fixedly connected with a brush, the side outer wall of the air inlet shell located on the side of the filter screen is provided with an air outlet groove which is uniformly distributed in an annular shape, the side inner wall of the air guide shell located below the lower fan blade is fixedly connected with a filter layer, a titanium oxide layer and a light-transmitting flow guide cover which are distributed vertically, the filter layer, the titanium oxide layer and the light-transmitting flow guide cover are all in a conical structure, and the side outer wall of the air guide shell located between the titanium oxide layer and the light-transmitting flow guide cover is provided with an air exhaust groove which is uniformly distributed.
Preferably, the top outer wall fixedly connected with collection wind shell of air inlet shell, and collection wind shell is upward infundibulate structure, and the top outer wall fixedly connected with protection network of collection wind shell.
Preferably, the outer wall of the side surface of the air guide shell on one side of the air exhaust groove is fixedly connected with an air dissipation shell, and the outer wall of the bottom of the air dissipation shell is provided with air dissipation holes which are uniformly distributed.
Preferably, the outer wall of the side surface of the wind collecting section is fixedly connected with an upper fixing plate, and the outer wall of the side surface of the wind dispersing shell is fixedly connected with a mounting plate.
Preferably, the inner wall of the side surface of the air guide shell above the light-transmitting air guide sleeve is fixedly connected with an annular ultraviolet lamp, and the inner wall of the side surface of the air guide shell below the annular ultraviolet lamp is fixedly connected with a fixed disk.
Preferably, the bottom outer wall of the fixed disk is connected with a rotating disk through a bearing, the top outer wall of the rotating disk and the top outer wall of the fixed disk are provided with a lower light transmission groove and an upper light transmission groove which are distributed in a staggered manner, and the top outer wall of the fixed disk is fixedly connected with a lower motor which forms transmission with the rotating disk.
Preferably, the side inner wall of the air-dispersing shell on one side of the air-discharging groove is fixedly connected with an electric heating wire.
Preferably, the top of the side inner wall of the air inlet casing is fixedly connected with an upper support frame, the side inner wall of the upper support frame is fixedly connected with a rotating shaft, and the top outer wall of the upper support frame is fixedly connected with an upper motor which forms transmission fit with the rotating shaft.
Preferably, the outer wall of the bottom of the rotating shaft is fixedly connected with a rotating disc which is rotatably connected inside the rotating shell, the inner wall of the side face of the rotating shell is provided with a ratchet, the outer wall of the side face of the rotating disc is provided with a clamping block groove, the inner wall of the side face of the clamping block groove is fixedly connected with a spring, and one end of the spring is fixedly connected with a clamping block which is slidably connected with the inner wall of the side face of the clamping block groove and is matched with the ratchet.
The beneficial effects of the invention are as follows:
1. through setting up the flabellum, go up the motor, change shell and carousel, set up the flabellum in the inside of air inlet shell, when the elevator upwards traveles, it can receive decurrent wind-force to go up the flabellum, and then can drive the brush yoke and rotate to can make the brush down with the dust on the filter screen, prevent on the filter screen deposition and influence the filter effect, when the elevator traveles downwards, go up the motor and then pass through the carousel, change the shell transmission and drive the flabellum and rotate, and then carry out the air inlet to the elevator.
2. Through setting up down the flabellum, the diameter of lower flabellum is less than the diameter of last flabellum, can carry out synchronous rotation through the bull stick transmission between lower flabellum and the last flabellum simultaneously, and then makes the intake of lower flabellum be less than the intake of last flabellum, then goes up the wind that the flabellum guided into in the air inlet shell and can partly get into the wind-guiding shell, and another part then can be discharged by the air-out groove, and then can make the dust of sweeping down on the filter screen discharge, prevents that the dust from piling up.
3. Through setting up fixed disk and rolling disc, the below at annular ultraviolet lamp sets up the fixed disk, below at the fixed disk sets up the rotation, set up the last light trap and the lower light trap of mutual wrong literary distribution on the fixed disk and the rolling disc, when using daily, go up the light trap and stagger with lower light trap, annular ultraviolet lamp can't shine in the elevator car this moment, when the elevator does not have the passenger night, the staff then steerable motor down drives the rolling disc and rotates and make go up the light trap and coincide with lower light trap, and then can make the light of annular ultraviolet lamp shine and disinfect to the elevator car in the elevator car, purifier's utilization ratio has been improved.
Drawings
Fig. 1 is a schematic view of an overall structure of an air purification apparatus according to the present invention;
FIG. 2 is a sectional view of a rotary housing structure of an air purification device according to the present invention;
FIG. 3 is a schematic structural diagram of a fixed disk and a rotating disk of an air purification device according to the present invention;
fig. 4 is a sectional view of an internal structure of an air cleaning apparatus according to the present invention.
In the figure: 1-air inlet shell, 2-rotating shaft, 3-air collecting shell, 4-protective net, 5-upper motor, 6-rotating shell, 7-upper supporting frame, 8-upper fan blade, 9-lower supporting frame, 10-brush holder, 11-brush, 12-filter screen, 13-lower fan blade, 14-light-transmitting guide cover, 15-air dispersing shell, 16-mounting plate, 17-air dispersing hole, 18-air guiding shell, 19-electric heating wire, 20-fixing disk, 21-rotating disk, 22-lower motor, 23-annular ultraviolet lamp, 24-air discharging groove, 25-titanium oxide layer, 26-filter layer, 27-upper fixing plate, 28-air collecting section, 29-air outlet groove, 30-rotating rod, 31-upper light transmitting groove, 32-lower light transmitting groove, 33-rotating disc, 34-spring, 35-clamping block, 36-clamping block groove and 37-ratchet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, an air cleaning apparatus includes an air inlet casing 1, a lower support frame 9 fixedly connected to a side inner wall of the air inlet casing 1, a rotating rod 30 connected to the side inner wall of the lower support frame 9 through a bearing, a rotating casing 6 fixedly connected to a top outer wall of the rotating rod 30, four upper fan blades 8 uniformly distributed in a ring shape and adapted to the side inner wall of the air inlet casing 1 fixedly connected to a side outer wall of the rotating casing 6, an air collecting section 28 provided on a bottom outer wall of the air inlet casing 1, an air guide casing 18 fixedly connected to a bottom outer wall of the air collecting section 28, an inner diameter of the air guide casing 18 being smaller than an inner diameter of the air inlet casing 1, a bottom end of the rotating rod 30 extending into the air guide casing 18, a lower fan blade 13 fixedly connected to the bottom outer wall of the rotating rod 30 and adapted to the inner diameter of the air guide casing 18, a conical filter screen 12 fixedly connected to the side inner wall of the air inlet casing 1, and a brush holder 10 corresponding to the side outer wall of the filter screen 12 fixedly connected to the side outer wall of the rotating rod 30, the brush holder 10 is close to the brush 11 of fixedly connected with of the side outer wall of filter screen 12, the side outer wall that the air inlet shell 1 is located the filter screen 12 side is opened and is had annular evenly distributed's air-out groove 29, the side inner wall fixedly connected with of wind-guiding shell 8 below flabellum 13 is distributed from top to bottom filter layer 26, titanium oxide layer 25 and printing opacity kuppe 14, and filter layer 26, titanium oxide layer 25 and printing opacity kuppe 14 are the conical structure, the side outer wall that the wind-guiding shell 8 is located between titanium oxide layer 25 and the printing opacity kuppe 14 is opened and is had evenly distributed's air exhaust groove 24.
In the invention, the outer wall of the top of the air inlet shell 1 is fixedly connected with the air collecting shell 3, the air collecting shell 3 is of an upward funnel-shaped structure, and the outer wall of the top of the air collecting shell 3 is fixedly connected with the protective net 4.
Wherein, the outer wall of the side surface of the wind guide shell 18 at one side of the wind exhaust groove 24 is fixedly connected with the wind dissipation shell 15, and the outer wall of the bottom of the wind dissipation shell 15 is provided with wind dissipation holes 17 which are uniformly distributed.
Wherein, the outer wall of the side of the wind collecting section 28 is fixedly connected with an upper fixing plate 27, and the outer wall of the side of the wind dispersing shell 15 is fixedly connected with a mounting plate 16.
Wherein, the side inner wall of the air guide shell 18 above the light-transmitting air guide sleeve 14 is fixedly connected with an annular ultraviolet lamp 23, and the side inner wall of the air guide shell 18 below the annular ultraviolet lamp 23 is fixedly connected with a fixed disk 20.
The outer wall of the bottom of the fixed disk 20 is connected with a rotating disk 21 through a bearing, the outer wall of the top of the rotating disk 21 and the outer wall of the top of the fixed disk 20 are provided with a lower light transmission groove 32 and an upper light transmission groove 31 which are distributed in a staggered mode, and the outer wall of the top of the fixed disk 20 is fixedly connected with a lower motor 22 which forms transmission with the rotating disk 21.
Wherein, the side inner wall of the air-dispersing shell 15 at one side of the air-discharging groove 24 is fixedly connected with an electric heating wire 19.
Wherein, the side inner wall top fixedly connected with upper support frame 7 of air inlet shell 1, and the side inner wall fixedly connected with pivot 2 of upper support frame 7, the top outer wall fixedly connected with of upper support frame 7 forms transmission complex with pivot 2 and goes up motor 5.
Wherein, the bottom outer wall fixedly connected with of pivot 2 rotates and connects in the inside carousel 33 of commentaries on classics shell 6, and the side inner wall of commentaries on classics shell 6 is opened there is the ratchet 37, and the side outer wall of carousel 33 is opened there is fixture block groove 36, and the side inner wall fixedly connected with spring 34 of fixture block groove 36, the one end fixedly connected with of spring 34 slide connection in the fixture block 35 of the side inner wall of fixture block groove 36 and ratchet 37 looks adaptation.
When the air purification device is used, the top of the elevator is provided with a round hole matched with the outer diameter of the air guide shell 18, then the air purification device is placed on the inner wall of the round hole, the upper fixing plate 27 and the lower fixing plate 16 are fixedly arranged on the wall of the elevator through screws, during daily work, when the elevator moves upwards, wind power enters the air inlet shell 1 through the air collecting shell 3 and enters the air guide shell 18 after being preliminarily filtered through the filter screen 12, meanwhile, the wind power can drive the upper fan blades 8 to rotate, and further can drive the brush holder 10 to rotate, so that the brush 11 can brush down dust on the surface of the filter screen 12, simultaneously, the upper fan blades 8 can drive the lower fan blades 13 to rotate through rotation, and because the outer diameter of the lower fan blades 13 is smaller than that of the upper fan blades 8, a part of the wind guided into the air inlet shell 1 by the upper fan blades 8 can be discharged from the air outlet groove 29, and further can bring out the dust brushed down by the filter screen 12, thereby preventing the dust from being accumulated on the filter screen 12, then the wind entering the wind guiding shell 18 is filtered by the filter layer 26 and deodorized by the titanium oxide layer 25, then enters the wind dispersing shell 15 through the wind discharging groove 24, and is dispersed into the elevator car through the wind dispersing hole 17, so as to play a purifying effect on the air entering the elevator car, meanwhile, the annular ultraviolet lamp 23 can play a catalyzing role on the titanium oxide layer 25, when the elevator is used in daily life, the upper light transmission groove 31 and the lower light transmission groove 32 are staggered, at the moment, the annular ultraviolet lamp 23 can not irradiate the elevator car, so as to prevent the passenger from being damaged, when the elevator does not have passengers at night, a worker can control the lower motor 22 to drive the rotating disc 21 to rotate and enable the upper light transmission groove 31 and the lower light transmission groove 32 to be superposed, so that the light of the annular ultraviolet lamp 23 irradiates the elevator car to sterilize the elevator car, the utilization rate of the purifying device is improved, when the weather is cool, the electric heating wire 19 can be opened, the heating wire 19 can heat the air in the air dispersing shell 15, so that the air entering the elevator car can be heated, and the comfort level is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. An air purification device comprises an air inlet shell (1), and is characterized in that a lower support frame (9) is fixedly connected to the inner side wall of the air inlet shell (1), a rotating rod (30) is connected to the inner side wall of the lower support frame (9) through a bearing, a rotating shell (6) is fixedly connected to the outer top wall of the rotating rod (30), four upper fan blades (8) which are uniformly distributed in an annular shape and are matched with the inner side wall of the air inlet shell (1) are fixedly connected to the outer side wall of the side surface of the rotating shell (6), an air collecting section (28) is arranged on the outer bottom wall of the air inlet shell (1), an air guide shell (18) is fixedly connected to the outer bottom wall of the air collecting section (28), the inner diameter of the air guide shell (18) is smaller than that of the air inlet shell (1), the bottom end of the rotating rod (30) extends into the air guide shell (18), and a lower fan blade (13) which is matched with the inner diameter of the air guide shell (18) is fixedly connected to the outer bottom wall of the rotating rod (30), the inner wall of the side surface of the air inlet shell (1) is fixedly connected with a conical filter screen (12), and the outer wall of the side surface of the rotating rod (30) is fixedly connected with a brush holder (10) corresponding to the outer wall of the side surface of the filter screen (12), the outer wall of the side surface of the brush holder (10) close to the filter screen (12) is fixedly connected with a brush (11), the outer wall of the side surface of the air inlet shell (1) positioned on the side surface of the filter screen (12) is provided with air outlet grooves (29) which are uniformly distributed in an annular shape, the inner wall of the side surface of the air guide shell (18) which is positioned below the lower fan blade (13) is fixedly connected with a filter layer (26), a titanium oxide layer (25) and a light-transmitting air guide sleeve (14) which are distributed up and down, the filter layer (26), the titanium oxide layer (25) and the light-transmitting air guide sleeve (14) are all conical structures, and the outer wall of the side surface of the air guide shell (18) between the titanium oxide layer (25) and the light-transmitting air guide sleeve (14) is provided with air exhaust grooves (24) which are uniformly distributed;
an upper support frame (7) is fixedly connected to the top of the inner wall of the side face of the air inlet shell (1), a rotating shaft (2) is fixedly connected to the inner wall of the side face of the upper support frame (7), and an upper motor (5) in transmission fit with the rotating shaft (2) is fixedly connected to the outer wall of the top of the upper support frame (7);
the bottom outer wall fixedly connected with of pivot (2) rotates and connects in carousel (33) of changeing the inside of shell (6), and the side inner wall of changeing shell (6) is opened and is had ratchet (37), and the side outer wall of carousel (33) is opened and is had fixture block groove (36), the side inner wall fixedly connected with spring (34) in fixture block groove (36), one end fixedly connected with sliding connection of spring (34) in fixture block groove (36) side inner wall with the fixture block (35) of ratchet (37) looks adaptation.
2. The air purification device according to claim 1, wherein the top outer wall of the air inlet shell (1) is fixedly connected with an air collecting shell (3), the air collecting shell (3) is of an upward funnel-shaped structure, and the top outer wall of the air collecting shell (3) is fixedly connected with a protective net (4).
3. The air purification device according to claim 1, wherein the outer wall of the side surface of the air guide shell (18) on one side of the air exhaust groove (24) is fixedly connected with an air diffusion shell (15), and the outer wall of the bottom of the air diffusion shell (15) is provided with air diffusion holes (17) which are uniformly distributed.
4. An air cleaning device according to claim 3, characterized in that the side outer wall of the wind collecting section (28) is fixedly connected with an upper fixing plate (27), and the side outer wall of the wind dispersing shell (15) is fixedly connected with a mounting plate (16).
5. The air purification device as claimed in claim 1, wherein an annular ultraviolet lamp (23) is fixedly connected to the inner side wall of the air guide shell (18) above the light-transmitting air guide sleeve (14), and a fixed disk (20) is fixedly connected to the inner side wall of the air guide shell (18) below the annular ultraviolet lamp (23).
6. The air purification device according to claim 5, wherein the bottom outer wall of the fixed disk (20) is connected with the rotating disk (21) through a bearing, the top outer wall of the rotating disk (21) and the top outer wall of the fixed disk (20) are provided with a lower light transmission groove (32) and an upper light transmission groove (31) which are distributed in a staggered manner, and the top outer wall of the fixed disk (20) is fixedly connected with a lower motor (22) which forms transmission with the rotating disk (21).
7. An air cleaning device according to claim 3, characterized in that the side inner wall of the air dispersing case (15) on the side of the air discharging groove (24) is fixedly connected with the electric heating wire (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010577998.7A CN111908302B (en) | 2020-06-23 | 2020-06-23 | Air purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010577998.7A CN111908302B (en) | 2020-06-23 | 2020-06-23 | Air purifying device |
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| Publication Number | Publication Date |
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| CN111908302A CN111908302A (en) | 2020-11-10 |
| CN111908302B true CN111908302B (en) | 2022-01-25 |
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| CN202010577998.7A Active CN111908302B (en) | 2020-06-23 | 2020-06-23 | Air purifying device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112413757A (en) * | 2020-11-24 | 2021-02-26 | 温州声约贸易有限公司 | Intelligent cleaning and degerming device for closed central air conditioner |
| CN114280241B (en) * | 2021-12-26 | 2023-12-26 | 江苏富泰净化科技股份有限公司 | Air detection device and detection method |
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| CN101469895A (en) * | 2007-12-28 | 2009-07-01 | 海斯博特（北京）科技有限公司 | Simple multifunctional indoor air purifier |
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| BR9905911A (en) * | 1999-12-20 | 2001-07-24 | Jairo Joelsas | Lifting system with specific use for offices, rooms, offices and others |
| CN202350207U (en) * | 2011-11-08 | 2012-07-25 | 柏智勇 | Multifunctional air purifier |
| CN103438505B (en) * | 2013-08-22 | 2016-01-20 | 厦门市湖里区宝丽科技节能研究所 | Damping device, indoor apparatus of air conditioner, air-conditioning and air conditioning humidifying method |
| CN103961944B (en) * | 2014-05-09 | 2016-06-01 | 河南龙成煤高效技术应用有限公司 | A kind of fly-ash separator filter core is with sweeping apparatus for ash |
| CN104061625B (en) * | 2014-06-30 | 2017-07-11 | 河南科技大学 | A kind of air-conditioner capable of purifying air |
| CN206160334U (en) * | 2016-09-12 | 2017-05-10 | 李晓玄 | Multifunctional domestic robot |
| CN206656215U (en) * | 2017-04-14 | 2017-11-21 | 福建省闻泰光电科技有限公司 | Rotating led lamp group |
| CN208065968U (en) * | 2018-03-12 | 2018-11-09 | 南安中辰环保技术服务有限公司 | A kind of environmental protection Novel dust collection device |
| CN108703088A (en) * | 2018-04-20 | 2018-10-26 | 唐山市动物疫病预防控制中心（唐山市畜牧兽医研究所） | A kind of henhouse illumination adjustable system |
| CN210531539U (en) * | 2019-09-19 | 2020-05-15 | 沈阳智创科技有限公司 | Noise reduction ratchet |
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- 2020-06-23 CN CN202010577998.7A patent/CN111908302B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101469895A (en) * | 2007-12-28 | 2009-07-01 | 海斯博特（北京）科技有限公司 | Simple multifunctional indoor air purifier |
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| CN111908302A (en) | 2020-11-10 |
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