CN110030641B - Indoor air purification peculiar smell clearing device - Google Patents
Indoor air purification peculiar smell clearing device Download PDFInfo
- Publication number
- CN110030641B CN110030641B CN201910178044.6A CN201910178044A CN110030641B CN 110030641 B CN110030641 B CN 110030641B CN 201910178044 A CN201910178044 A CN 201910178044A CN 110030641 B CN110030641 B CN 110030641B
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- China
- Prior art keywords
- filter plate
- frame
- indoor air
- peculiar smell
- guide rod
- 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.)
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- 238000004887 air purification Methods 0.000 title claims abstract description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 37
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 21
- 229910052802 copper Inorganic materials 0.000 claims description 21
- 239000010949 copper Substances 0.000 claims description 21
- 238000009434 installation Methods 0.000 claims description 9
- 238000001914 filtration Methods 0.000 abstract 7
- 230000035943 smell Effects 0.000 description 9
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000003905 indoor air pollution Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011403 purification operation Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/32—Responding to malfunctions or emergencies
- F24F11/39—Monitoring filter performance
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/52—Indication arrangements, e.g. displays
- F24F11/526—Indication arrangements, e.g. displays giving audible indications
-
- 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
- F24F13/28—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/15—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means
- F24F8/158—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means using active carbon
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Separation Of Gases By Adsorption (AREA)
Abstract
The invention discloses an indoor air purification peculiar smell removing device which structurally comprises an outer frame body, a humidifier and fixing columns, wherein the fixing columns are welded on four corners of the outer frame body, the humidifier is installed on one side of the outer frame body, a filtering plate frame, a filtering plate and mounting feet are arranged in the outer frame body, the filtering plate is movably installed in the filtering plate frame, the filtering plate frame is installed on two sides of the filtering plate frame through the mounting feet, and the filtering plate frame is connected with the mounting feet through gears.
Description
Technical Field
The invention relates to the field of air purification, in particular to a device for purifying indoor air and removing peculiar smell.
Background
The air purifier has two main purification principles, one is high-voltage electrostatic dust removal, and the other is activated carbon adsorption. The working principle of many air purifiers is that the air is filtered by a built-in filter screen through physical adsorption of activated carbon, so that the dust, peculiar smell and toxic gas are filtered, and partial bacteria are killed.
However, many air purifiers only consider the odor treatment in the atmosphere, and ignore odor gas caused by the pollution of the built-in filter screen, at this time, even if the used air purifier cannot remove the odor, and when smelling the odor with bad odor, the source cannot be found in time by replacing the filter screen, so that the filter screen is more polluted and the odor in the air is more intense, which leads to the gradual high indoor air pollution degree.
Disclosure of Invention
Aiming at the problems, the invention provides a device for purifying and removing peculiar smell of indoor air.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an indoor air purification peculiar smell clearing device, its structure includes outer frame body, humidifier, fixed column, all welded the fixed column on four angles of outer frame body the humidifier is installed to one side of outer frame body, the inside of outer frame body is provided with filters sheet frame, filter plate, installation foot, the inside movable mounting of filter plate frame has the filter plate the installation foot is passed through to the both sides of filter plate frame, the filter plate frame passes through gear connection with the installation foot, set up the convex little tooth of a plurality of on the outer periphery of gear, the filter plate is constituteed there is frame, pull ring, active carbon filter screen, the frame has been inlayed all around to the filter screen, exposes in the one end of filter plate frame at the frame and is fixed with the pull ring.
As a further improvement of the invention, a sliding fit frame sliding groove is arranged inside the filter plate frame.
As a further improvement of the invention, the two sides of the filter plate frame, which are positioned at one end of the pull ring, are provided with lock rings for fastening the side frames.
As a further improvement of the invention, the mounting foot comprises a limit shaft, a transverse shaft, a gear chuck and a sounder inside, the gear chuck is fixed between the two limit shafts, and the sounder is arranged right below the gear chuck.
As a further improvement of the invention, a guide rod mechanism used for matching with the gear chuck is arranged on the limiting shaft.
As a further improvement of the invention, the guide rod mechanism consists of a guide rod and a fixed pulley, the guide rod is of a V-shaped structure, and the protruding point of the guide rod is movably connected with the fixed pulley.
As a further improvement of the invention, the sounder mainly comprises a vertical fixed shaft lever and copper sheets, wherein a plurality of copper sheets with the same structure size are fixed at the horizontal end of the vertical fixed shaft lever in an inserting connection mode.
As a further improvement of the invention, the thickness of the copper sheet is 1mm, and one end of the copper sheet far away from the fixing part is indirectly contacted with the small teeth.
As a further improvement of the invention, the gear chuck and the mounting foot have the same thickness, and the vertical fixing shaft and the mounting foot have a gap of 5 m.
As a further improvement of the invention, one end of the guide rod is movably matched with the transverse shaft, and the other end of the guide rod is contacted with the bottom of the gear chuck.
Compared with the prior art, the invention has the following beneficial effects:
1. the generator is matched with the gear, when the activated carbon filter screen is used for a certain time, the gear chuck of the activated carbon filter screen slides downwards to be in contact with the copper sheet due to the load, and the small teeth are in contact with the copper sheet to generate a chuck sound along with the rotation of the gear so as to remind people of needing to replace the filter plate, so that the odor eliminating device with the alarm function can be used for timely eliminating the odor before the activated carbon filter screen smells.
2. Under the condition that the copper sheet is staggered with the small teeth, the position of the filter plate is better found and replaced in time based on the light emitting characteristic of the copper sheet and the shifting function of the small teeth, so that the replacement time is shortened.
3. The design of protruding 3cm of the small teeth on the gear can avoid the damage of the copper sheet caused by overlarge turning angle during shifting due to the direct contact of the gear and the copper sheet.
4. The transverse shaft is matched with the fixed pulley and the guide rod, the transverse shaft is used for improving a horizontal moving path of the guide rod in the rotating process, and the fixed pulley can complete the resetting of the guide rod under the condition that the weight of the filter plate is released.
5. The sliding chute and the frame in the filter plate frame form a drawing type of the activated carbon filter screen, the activated carbon filter screen is fixed in the filter plate frame through the lock ring, and the filter screen can be easily taken out by pulling the pull ring while releasing the fixation of the activated carbon filter screen.
6. The gear chuck and the gear adopt a magnetic attraction fixing mode, so that the active carbon filter screen can be taken out better when being replaced.
7. The thickness of 8cm is reserved at the position, in contact with the sliding chute, of the frame, so that a safe area is formed for the activated carbon filter screen, and the phenomenon that pollutants are attached to the frame during replacement is avoided.
Drawings
Fig. 1 is a schematic view of an appearance structure of an indoor air purification peculiar smell removing device of the invention.
Fig. 2 is a schematic view of the internal structure of the outer frame of the present invention.
Fig. 3 is a schematic structural view of the filter plate frame of the present invention.
Fig. 4 is a schematic view of the mounting structure of the filter plate of the present invention.
Fig. 5 is a schematic view of the inner plane structure of the mounting foot of the present invention.
Fig. 6 is an enlarged view of the structure of a in fig. 5 according to the present invention.
Fig. 7 is a schematic perspective view of the acoustic generator of the present invention.
In the figure: the humidifier comprises an outer frame body 1, a humidifier 2, a fixed column 3, a filter plate frame 11, a filter plate 12, a mounting leg 13, a gear 112, small teeth 111, a frame 121, a pull ring 122, an activated carbon filter screen 123, a limiting shaft 131, a transverse shaft 132, a gear chuck 133, a sounder 134, a guide rod mechanism a, a guide rod a1, a fixed pulley a2, a vertical fixed shaft rod 34a and a copper sheet 34 b.
Detailed Description
In order to make the technical means, the creation features, the achievement objects and the effects of the present invention easy to understand, fig. 1 to 7 schematically show the structure of the odor eliminating device according to the embodiment of the present invention, and the present invention will be further described with reference to the following detailed description.
Examples
As shown in fig. 1-7, the invention provides an indoor air purification and odor removal device, which structurally comprises an outer frame body 1, a humidifier 2 and fixing columns 3, wherein the fixing columns 3 are welded at four corners of the outer frame body 1, the humidifier 2 is installed at one side of the outer frame body 1, a filter plate frame 11, a filter plate 12 and installation legs 13 are arranged inside the outer frame body 1, the filter plate 12 is movably installed inside the filter plate frame 11, the filter plate frame 11 is installed at two sides of the filter plate frame 11 through the installation legs 13, the filter plate frame 11 is connected with the installation legs 13 through gears 112, a plurality of small protruding teeth 111 are arranged on the outer circumferential surface of each gear 112, the filter plate 12 is composed of a frame 121, a pull ring 122 and an active carbon filter screen 123, the frame 121 is embedded around the filter screen 123, and the pull ring 122 is fixed at one end of the frame 121 exposed on the filter plate frame 11.
The inside of filter plate frame 11 is equipped with sliding fit frame 121 spout.
The two sides of the filter plate frame 11 at one end of the pull ring 122 are provided with lock rings for fastening the frame 121.
The mounting leg 13 comprises a limiting shaft 131, a transverse shaft 132, a gear chuck 133 and a sounder 134, the gear chuck 133 is fixed between the two limiting shafts 131, and the sounder 134 is arranged right below the gear chuck 133.
And a guide rod mechanism a used for being matched with the gear chuck 133 is arranged on the limiting shaft 131.
The guide rod mechanism a is composed of a guide rod a1 and a fixed pulley a2, the guide rod a1 is of a V-shaped structure, and the protruding point of the guide rod a1 is movably connected with the fixed pulley a 2.
The sounder 134 mainly comprises a vertical fixed shaft 34a and copper sheets 34b, wherein the horizontal end of the vertical fixed shaft 34a is fixed with a plurality of copper sheets 34b with the same structure and size in an inserting connection mode.
The thickness of the copper sheet 34b is 1mm, and one end of the copper sheet 34b far away from the fixing part is indirectly contacted with the small teeth 111.
The gear chuck 133 has the same thickness as the mounting leg 13, and a gap of 5cm exists between the vertical fixing shaft 34a and the mounting leg 13.
One end of the guide rod a1 is movably fitted to the transverse shaft 132, and the other end is in contact with the bottom of the gear chuck 133.
The working principle of the odor removing device in the above technical scheme is explained as follows:
the invention mainly utilizes the physical adsorption of the activated carbon to remove the peculiar smell when the indoor air is purified, thereby achieving the effect of removing the peculiar smell, however, after the activated carbon filter screen 123 is used for a certain time, a plurality of pollutants are attached on the activated carbon filter screen 123, the weight of the activated carbon filter screen 123 is much larger than the weight before the use under the combined action of the humidifier 2, therefore, the frame 121 fixed by the gear card 133 is also caused to be loaded, the weight load of the gear chuck 133 at the moment indirectly changes the angle fixed by the guide rod a1, so that the gear chuck 133 slides downwards, the gear 112 fixed by the gear chuck 133 is driven to move downwards together with the filter plate frame 11, at the moment, the small teeth 111 and the copper sheets 34b on the gear 112 are in the rotating state all the time, the state can fully complete the purification operation of the two sides of the activated carbon filter screen 123, and also because of the state, the synchronous operation of the small teeth 111 and the sound emitted by the copper sheets 34b remind the operator that the filter plate 12 should be replaced, so as to avoid the odor emission of the activated carbon filter screen 123 caused by the long-term uncleaned residues.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides an indoor air purification peculiar smell clearing device, its structure includes outer frame body (1), humidifier (2), fixed column (3), its characterized in that:
the humidifier is characterized in that fixing columns (3) are welded on four corners of the outer frame body (1), the humidifier (2) is installed on one side of the outer frame body (1), a filter plate frame (11), a filter plate (12) and installation pins (13) are arranged inside the outer frame body (1), the filter plate (12) is movably installed inside the filter plate frame (11), the filter plate frame (11) is installed on two sides of the filter plate frame (11) through the installation pins (13), and the filter plate frame (11) is connected with the installation pins (13) through gears (112);
the outer circumferential surface of the gear (112) is provided with a plurality of small protruding teeth (111), the filter plate (12) is composed of a frame (121), a pull ring (122) and an activated carbon filter screen (123), the frame (121) is embedded around the filter screen (123), and the pull ring (122) is fixed at one end of the frame (121) exposed out of the filter plate frame (11);
the mounting foot (13) comprises a limiting shaft (131), a transverse shaft (132), a gear chuck (133) and a sounder (134) inside, the gear chuck (133) is fixed between the two limiting shafts (131), and the sounder (134) is arranged right below the gear chuck (133);
the sounder (134) mainly comprises a vertical fixed shaft rod (34 a) and copper sheets (34 b), wherein the horizontal end of the vertical fixed shaft rod (34 a) is fixed with a plurality of copper sheets (34 b) with the same structure and size in an inserting and embedding connection mode;
the thickness of the copper sheet (34 b) is 1mm, and one end, far away from the fixing end, of the copper sheet (34 b) is indirectly contacted with the small teeth (111).
2. An indoor air purification peculiar smell removing apparatus according to claim 1, characterized in that: the inside of filter plate frame (11) is equipped with sliding fit frame (121) spout.
3. An indoor air purification peculiar smell removing apparatus according to claim 1, characterized in that: and lock rings for fastening the frame (121) are arranged on two sides of the filter plate frame (11) at one end of the pull ring (122).
4. An indoor air purification peculiar smell removing apparatus according to claim 1, characterized in that: and a guide rod mechanism (a) used for being matched with the gear chuck (133) is arranged on the limiting shaft (131).
5. An indoor air purification peculiar smell removing apparatus according to claim 4, characterized in that: the guide rod mechanism (a) is composed of a guide rod (a 1) and a fixed pulley (a 2), the guide rod (a 1) is of a V-shaped structure, and a protruding point of the guide rod (a 1) is movably connected with the fixed pulley (a 2).
6. An indoor air purification peculiar smell removing apparatus according to claim 1, characterized in that: the thickness of the gear chuck (133) is equal to that of the mounting foot (13), and a gap of 5cm exists between the vertical fixing shaft rod (34 a) and the mounting foot (13).
7. An indoor air purification peculiar smell removing apparatus according to claim 5, characterized in that: one end of the guide rod (a 1) is movably matched with the transverse shaft (132), and the other end of the guide rod is contacted with the bottom of the gear chuck (133).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910178044.6A CN110030641B (en) | 2019-03-08 | 2019-03-08 | Indoor air purification peculiar smell clearing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910178044.6A CN110030641B (en) | 2019-03-08 | 2019-03-08 | Indoor air purification peculiar smell clearing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110030641A CN110030641A (en) | 2019-07-19 |
| CN110030641B true CN110030641B (en) | 2020-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910178044.6A Active CN110030641B (en) | 2019-03-08 | 2019-03-08 | Indoor air purification peculiar smell clearing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN110030641B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113551350B (en) * | 2021-09-15 | 2022-06-10 | 瓦柯姆(南通)吸尘器有限公司 | Utilize solar energy to carry out factory building air purification's instrument |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000046825A (en) * | 1998-12-31 | 2000-07-25 | 구자홍 | Method for sensing dust of indoor unit filter of air conditioner |
| CN201899947U (en) * | 2011-04-25 | 2011-07-20 | 格力电器（合肥）有限公司 | Automatic cleaning and degerming filter screen |
| CN204757170U (en) * | 2015-06-30 | 2015-11-11 | 上海源知环境科技有限公司 | Suspension type air purifier |
| CN106322589A (en) * | 2016-11-11 | 2017-01-11 | 天津深呼吸环境科技发展有限公司 | Air purifier having reminding function |
| CN206469467U (en) * | 2016-11-04 | 2017-09-05 | 广东欧科空调制冷有限公司 | Air conditioner in machine room air filter and air-conditioning |
| CN107477800A (en) * | 2017-09-05 | 2017-12-15 | 广东天孜环保节能科技有限公司 | The fresh air ventilator of screen pack is changed with intelligent reminding |
| CN107763750A (en) * | 2017-10-27 | 2018-03-06 | 成都恒力达科技有限公司 | A kind of air purifier for easily changing filter core |
-
2019
- 2019-03-08 CN CN201910178044.6A patent/CN110030641B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000046825A (en) * | 1998-12-31 | 2000-07-25 | 구자홍 | Method for sensing dust of indoor unit filter of air conditioner |
| CN201899947U (en) * | 2011-04-25 | 2011-07-20 | 格力电器（合肥）有限公司 | Automatic cleaning and degerming filter screen |
| CN204757170U (en) * | 2015-06-30 | 2015-11-11 | 上海源知环境科技有限公司 | Suspension type air purifier |
| CN206469467U (en) * | 2016-11-04 | 2017-09-05 | 广东欧科空调制冷有限公司 | Air conditioner in machine room air filter and air-conditioning |
| CN106322589A (en) * | 2016-11-11 | 2017-01-11 | 天津深呼吸环境科技发展有限公司 | Air purifier having reminding function |
| CN107477800A (en) * | 2017-09-05 | 2017-12-15 | 广东天孜环保节能科技有限公司 | The fresh air ventilator of screen pack is changed with intelligent reminding |
| CN107763750A (en) * | 2017-10-27 | 2018-03-06 | 成都恒力达科技有限公司 | A kind of air purifier for easily changing filter core |
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| Publication number | Publication date |
|---|---|
| CN110030641A (en) | 2019-07-19 |
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Effective date of registration: 20201111 Address after: 325000 Lucheng District Fudong Road Fort Apartment, Wenzhou City, Zhejiang Province, 10 1604 Rooms-2 Applicant after: WENZHOU YIRONG MACHINERY Co.,Ltd. Address before: 362000 3rd Floor, Zhongjuntianfeng International Center, Jiangbin North Road, Quanzhou Fengze District, Fujian Province Applicant before: Quanzhou Fengze Hourong Machinery Technology Co.,Ltd. |
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Effective date of registration: 20201130 Address after: 253000 tengzhuang Development Zone, Luquantun Town, Wucheng County, Dezhou City, Shandong Province Applicant after: Dezhou Meida Air Conditioning Equipment Co.,Ltd. Address before: 325000 Lucheng District Fudong Road Fort Apartment, Wenzhou City, Zhejiang Province, 10 1604 Rooms-2 Applicant before: WENZHOU YIRONG MACHINERY Co.,Ltd. |
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Denomination of invention: An odor removal device for indoor air purification Effective date of registration: 20211203 Granted publication date: 20201222 Pledgee: Shandong Wucheng Rural Commercial Bank Co.,Ltd. Pledgor: Dezhou Meida Air Conditioning Equipment Co.,Ltd. Registration number: Y2021980013895 |
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Date of cancellation: 20230214 Granted publication date: 20201222 Pledgee: Shandong Wucheng Rural Commercial Bank Co.,Ltd. Pledgor: Dezhou Meida Air Conditioning Equipment Co.,Ltd. Registration number: Y2021980013895 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An indoor air purification odor removal device Effective date of registration: 20230220 Granted publication date: 20201222 Pledgee: Shandong Wucheng Rural Commercial Bank Co.,Ltd. Pledgor: Dezhou Meida Air Conditioning Equipment Co.,Ltd. Registration number: Y2023980032978 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20201222 Pledgee: Shandong Wucheng Rural Commercial Bank Co.,Ltd. Pledgor: Dezhou Meida Air Conditioning Equipment Co.,Ltd. Registration number: Y2023980032978 |