CN107781958B - Air duct assembly and air purifier - Google Patents
Air duct assembly and air purifier Download PDFInfo
- Publication number
- CN107781958B CN107781958B CN201711077405.5A CN201711077405A CN107781958B CN 107781958 B CN107781958 B CN 107781958B CN 201711077405 A CN201711077405 A CN 201711077405A CN 107781958 B CN107781958 B CN 107781958B
- Authority
- CN
- China
- Prior art keywords
- butt joint
- air duct
- sealing
- joint surface
- air
- 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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Links
- 238000007789 sealing Methods 0.000 claims abstract description 110
- 210000001503 joint Anatomy 0.000 claims abstract description 67
- 230000013011 mating Effects 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 4
- 238000011900 installation process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
-
- 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
- F24F3/16—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 purification, e.g. by filtering; by sterilisation; by ozonisation
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Duct Arrangements (AREA)
Abstract
The invention relates to the technical field of household appliances, in particular to an air duct assembly and an air purifier, wherein the air duct assembly comprises a first air duct and a second air duct, a first butt joint surface is arranged on the first air duct, a second butt joint surface is arranged on the second air duct, when the first air duct and the second air duct are in butt joint, the first butt joint surface and the second butt joint surface are abutted, the air duct assembly further comprises a sealing structure arranged between the first air duct and the second air duct, and the sealing structure comprises: the sealing groove is arranged on the first butt joint surface; and the sealing rib is arranged on the second butt joint surface, when the first butt joint surface and the second butt joint surface are abutted against and sealed, the sealing rib is inserted into the sealing groove, so that the sealing rib and the sealing groove can play a relative limiting role, the relative position between the first butt joint surface and the second butt joint surface is limited, the first butt joint surface and the second butt joint surface are prevented from forming an air leakage opening due to staggered manufacturing errors after the installation is completed, and the air leakage quantity is reduced.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to an air duct assembly and an air purifier.
Background
At present, because of errors of manufacturing precision, butt joint surfaces of air channels in air purifiers on the market are easy to stagger and uneven, and further the upper air channel and the lower air channel are not tightly sealed, so that the problem of large air leakage rate occurs.
In order to reduce air leakage, one mode in the prior art is to adopt the mode of pasting the sponge on the butt joint face of upper and lower wind channel, utilize the sponge to fill the air leakage mouth, realize the sealing of butt joint department, reduce the air leakage problem, but adopt the mode of pasting the sponge to be lower in production manufacturing process efficiency, and very difficult reworking.
Disclosure of Invention
The invention mainly aims to provide an air duct assembly and an air purifier, which are used for solving the problem of large air leakage at the air duct connecting position of the air purifier in the prior art.
In order to achieve the above object, the present invention provides an air duct assembly, including a first air duct and a second air duct, the first air duct having a first butt joint surface thereon, the second air duct having a second butt joint surface thereon, the first butt joint surface and the second butt joint surface being abutted against each other when the first air duct and the second air duct are in butt joint, the air duct assembly further including a sealing structure disposed between the first air duct and the second air duct, the sealing structure including: the sealing groove is arranged on the first butt joint surface; and the sealing rib is arranged on the second butt joint surface, and when the first butt joint surface and the second butt joint surface are in butt joint for sealing, the sealing rib is inserted into the sealing groove.
Further, the distance between the sealing groove and the first inner wall surface of the first air duct on the first butt joint surface is equal to the distance between the sealing rib and the second inner wall surface of the second air duct on the second butt joint surface, and after the sealing rib is inserted into the sealing groove, the first inner wall surface and the second inner wall surface are located on the same plane.
Further, the two sides of the sealing rib are provided with an outer side wall and an inner side wall, wherein the outer side wall of the sealing rib is in clearance fit with the inner wall of the sealing groove, and the inner side wall of the sealing rib is in clearance fit with the inner wall of the sealing groove.
Further, the clearance between the outer side wall of the sealing rib and the inner wall opposite to the sealing groove is between 0.5mm and 1 mm.
Further, the gap between the inner side wall of the sealing rib and the inner wall opposite to the sealing groove is between 0.5mm and 1 mm.
Further, the first abutting surface and the second abutting surface are in abutting fit on one of two sides of the sealing structure.
Further, a guiding inclined plane inclined outwards is formed in the opening of the sealing groove, and/or a guiding inclined plane for guiding the sealing rib to be inserted into the sealing groove is formed in the top of the sealing rib.
Further, the air duct assembly is abutted through a threaded fastening structure arranged between the first air duct and the second air duct.
Further, the sealing structure is broken at the screw fastening structure to form a relief space.
The invention also provides an air purifier, which comprises an air duct assembly, wherein the air duct assembly is the air duct assembly.
The technical scheme of the invention has the following advantages:
in the air duct assembly and the air purifier provided by the invention, the sealing ribs arranged on the second butt joint surface are inserted into the sealing grooves arranged on the first butt joint surface in the installation process of the first air duct and the second air duct, so that the sealing ribs and the sealing grooves can play a relative limiting role, the relative positions between the first butt joint surface and the second butt joint surface are limited, the air leakage of the first butt joint surface and the second butt joint surface due to staggered manufacturing errors after the installation is completed is avoided, the air leakage amount is reduced, and meanwhile, after the butt joint installation of the first air duct and the second air duct is completed, air in the air duct is leaked through the gaps between the first butt joint surface and the second butt joint surface and the gaps between the sealing ribs and the sealing grooves, so that the difficulty of air leakage is increased, and the air leakage amount of the air duct assembly is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art. In the drawings:
FIG. 1 is a schematic diagram of an exploded view of a duct assembly according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of the air duct assembly of FIG. 1;
fig. 3 is an enlarged schematic view of the air duct assembly shown in fig. 2 at a portion a.
Wherein, the reference numerals in the drawings are as follows:
10. a first air duct; 11. a first mating surface; 13. sealing grooves; 15. a first inner wall surface; 30. a second air duct; 31. a second abutment surface; 33. sealing ribs; 331. an outer sidewall; 332. an inner sidewall; 35. a second inner wall surface; 50. a screw thread fastening structure.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Example 1
As shown in fig. 1 to 3, the air duct assembly in the present embodiment is applied to an air cleaner for guiding air, and mainly includes a first air duct 10 and a second air duct 30 that can cooperate to form an air duct. The first air duct 10 is provided with a first butt joint surface 11, the second air duct 30 is provided with a second butt joint surface 31, when the first air duct 10 and the second air duct 30 are in butt joint, the first butt joint surface 11 and the second butt joint surface 31 are abutted, the air duct assembly in the embodiment also comprises a sealing structure arranged between the first air duct 10 and the second air duct 30, the sealing structure comprises a sealing groove 13, and the sealing structure is arranged on the first butt joint surface 11; the sealing rib 33 is arranged on the second butt joint surface 31, wherein when the first butt joint surface 11 and the second butt joint surface 31 are abutted and sealed, the sealing rib 33 is inserted into the sealing groove 13, and then in the installation process of the air duct assembly in the embodiment, the sealing rib 33 arranged on the second butt joint surface 31 is inserted into the sealing groove 13 arranged on the first butt joint surface 11, so that the sealing rib 33 and the sealing groove 13 can play a relative limiting role, the relative position between the first butt joint surface 11 and the second butt joint surface 31 is limited, the phenomenon that the first butt joint surface 11 and the second butt joint surface 31 are staggered to form an air leakage opening after the installation is completed due to manufacturing errors is avoided, the air leakage amount is reduced, and meanwhile, when air in the air duct assembly is completely abutted and installed, the air in the air duct assembly needs to pass through a gap between the first butt joint surface 11 and the second butt joint surface 31 and a gap between the sealing rib 33 and the sealing groove 13, the difficulty of air leakage is further increased, and the air leakage amount of the air duct assembly is reduced.
Referring further to fig. 3, in this embodiment, the distance between the sealing groove 13 on the first pair of abutting surfaces 11 and the first inner wall surface 15 of the first air duct 10 is equal to the distance between the sealing rib 33 on the second abutting surface 31 and the second inner wall surface 35 of the second air duct 30, after the sealing rib 33 is inserted into the sealing groove 13, the first inner wall surface 15 and the second inner wall surface 35 are on the same plane, so that the first inner wall surface 15 and the second inner wall surface 35 are flush, the abutting surfaces on the first inner wall surface 15 and the second inner wall surface 35 are in an orderly interface, the possibility that air in the air duct leaks out from the gap between the first pair of abutting surfaces 11 and the second abutting surface 31 is reduced, and the air leakage quantity at the air duct connection position is further reduced.
Specifically, for how the sealing rib 33 and the sealing groove 13 cooperate in this embodiment, the two sides of the specific sealing rib 33 are provided with the outer side wall 331 and the inner side wall 332, wherein, the clearance fit between the outer side wall 331 of the sealing rib 33 and the inner wall of the sealing groove 13, and the clearance fit between the inner side wall 332 of the sealing rib 33 and the inner wall of the sealing groove 13 are ensured, so that the sealing structure can ensure the sealing of the lifting air duct, the problem that the sealing rib 33 and the sealing groove 13 cannot be assembled and matched due to the manufacturing precision error of the first air duct 10 and the second air duct 30 is avoided, the manufacturing difficulty and the cost of the air duct assembly are reduced, and the application range of the air duct assembly is promoted.
Specifically, the gap between the outer sidewall 331 of the seal rib 33 and the inner wall opposite to the seal groove 13 is between 0.5mm and 1mm, and too small a gap easily occurs, so that the problem that the first air duct 10 and the second air duct 30 cannot be assembled, and if too large a gap, the sealing effect of the sealing structure is reduced, and the effect of reducing the air leakage is limited.
The gap between the inner side wall 332 of the sealing rib 33 and the opposite inner wall of the sealing groove 13 is between 0.5mm and 1mm, and if the gap is too small, the problem that the first air duct 10 and the second air duct 30 cannot be assembled easily occurs, and if the gap is too large, the sealing effect of the sealing structure is reduced, and the effect of reducing the air leakage is limited.
With further reference to fig. 3, the first pair of butt surfaces 11 and the second pair of butt surfaces 31 are in butt fit on one of two sides of the sealing structure, so that the problem of unstable air duct fit caused by different heights of the butt surfaces on two sides of the sealing structure can be avoided under the condition that manufacturing precision errors exist in the air duct assembly.
Preferably, in this embodiment, the opening of the sealing groove 13 is provided with an outwardly inclined guiding inclined plane, and the top of the sealing rib 33 is provided with a guiding inclined plane for inserting the sealing rib 33 into the sealing groove 13, so that the assembly of the first air duct 10 and the second air duct 30 is facilitated, and the problem that the assembly of the first air duct 10 and the second air duct 30 is not performed is avoided. Of course, the guiding inclined plane can also be independently arranged at the opening of the sealing groove 13 or independently arranged at the top of the sealing rib 33.
The air duct assembly is abutted through a threaded fastening structure 50 arranged between the first air duct 10 and the second air duct 30, specifically, mounting columns are formed on the first air duct 10 and the second air duct 30, threaded holes are formed in the mounting columns, and after the first butt joint surface 11 of the first air duct 10 and the second butt joint surface 31 of the second air duct 30 are abutted, fastening between the first air duct 10 and the second air duct 30 is achieved through screwing through the threaded holes.
Preferably, the sealing rib 33 and the sealing groove 13 in the sealing structure are disconnected at the screw fastening structure 50, so that an avoidance space can be formed, and the problem of difficulty in die opening caused by complex structure can be avoided.
Example 2
The present embodiment also provides an air purifier, including the air duct assembly, the air duct assembly is the air duct assembly as described above, and further the air duct assembly in the above embodiment has advantages, and the air purifier in the present embodiment should also have advantages, which are not described herein.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (8)
1. The utility model provides an air duct assembly, includes first wind channel (10) and second wind channel (30), have first butt joint face (11) on first wind channel (10), have second butt joint face (31) on second wind channel (30), first wind channel (10) with when second wind channel (30) butt joint, first butt joint face (11) with second butt joint face (31) offset, its characterized in that, air duct assembly still is including setting up first wind channel (10) with seal structure between second wind channel (30), seal structure includes: a seal groove (13) provided on the first abutting surface (11); a sealing rib (33) arranged on the second butt joint surface (31), wherein the sealing rib (33) is inserted into the sealing groove (13) when the first butt joint surface (11) and the second butt joint surface (31) are in butt joint;
the distance between the sealing groove (13) and the first inner wall surface (15) of the first air duct (10) on the first butt joint surface (11) is equal to the distance between the sealing rib (33) and the second inner wall surface (35) of the second air duct (30) on the second butt joint surface (31), and after the sealing rib (33) is inserted into the sealing groove (13), the first inner wall surface (15) and the second inner wall surface (35) are positioned on the same plane;
the two sides of the sealing rib (33) are provided with an outer side wall (331) and an inner side wall (332), wherein the outer side wall (331) of the sealing rib (33) is in clearance fit with the inner wall of the sealing groove (13), and the inner side wall (332) of the sealing rib (33) is in clearance fit with the inner wall of the sealing groove (13).
2. A duct assembly according to claim 1, characterized in that the clearance between the outer side wall (331) of the sealing rib (33) and the inner wall opposite to the sealing groove (13) is between 0.5mm and 1 mm.
3. The air duct assembly according to claim 1, characterized in that the gap between the inner side wall (332) of the sealing rib (33) and the inner wall opposite to the sealing groove (13) is between 0.5mm and 1 mm.
4. A duct assembly according to any one of claims 1 to 3, wherein the first (11) and second (31) abutment mating at one of the two sides of the sealing structure.
5. A wind tunnel assembly according to any of claims 1-3, characterised in that the sealing groove (13) is provided with an outwardly sloping guiding ramp at its opening and/or that the top of the sealing rib (33) is provided with a guiding ramp guiding the insertion of the sealing rib (33) into the sealing groove (13).
6. A tunnel assembly according to any one of claims 1 to 3, characterized in that the tunnel assembly is butted by a screw fastening structure (50) provided between the first tunnel (10) and the second tunnel (30).
7. The air chute assembly as recited in claim 6, wherein said sealing structure breaks at said threaded fastening structure (50) to form a relief space.
8. An air cleaner comprising a duct assembly, wherein the duct assembly is the duct assembly of any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711077405.5A CN107781958B (en) | 2017-11-06 | 2017-11-06 | Air duct assembly and air purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711077405.5A CN107781958B (en) | 2017-11-06 | 2017-11-06 | Air duct assembly and air purifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107781958A CN107781958A (en) | 2018-03-09 |
| CN107781958B true CN107781958B (en) | 2023-08-08 |
Family
ID=61432651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711077405.5A Active CN107781958B (en) | 2017-11-06 | 2017-11-06 | Air duct assembly and air purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107781958B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109959151A (en) * | 2019-04-22 | 2019-07-02 | 宁波奥克斯电气股份有限公司 | A kind of pedestal and air conditioner |
| CN110185656B (en) * | 2019-06-25 | 2024-05-10 | 宁波奥克斯电气股份有限公司 | Air inlet side spiral case, water collector, spiral case water collector subassembly and air conditioner |
| CN110173876A (en) * | 2019-06-25 | 2019-08-27 | 宁波奥克斯电气股份有限公司 | A kind of water receiving spiral case component and air conditioner |
| CN210921600U (en) * | 2019-11-29 | 2020-07-03 | 广东美的制冷设备有限公司 | Air duct sealing system and air conditioner |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0301129A2 (en) * | 1987-07-28 | 1989-02-01 | Kessler & Luch GmbH | Filter wall/ceiling for installations of clean-room technology |
| CN204373179U (en) * | 2014-12-19 | 2015-06-03 | 上海德尔福汽车空调***有限公司 | Automobile air conditioner casing sealed muscle groove |
| CN205481414U (en) * | 2016-03-24 | 2016-08-17 | 广东松下环境***有限公司 | Air purifier |
| CN205619475U (en) * | 2016-04-19 | 2016-10-05 | 浙江绍兴苏泊尔生活电器有限公司 | Air purifier and air duct and filter screen frame assembly thereof |
| CN207649037U (en) * | 2017-11-06 | 2018-07-24 | 珠海格力电器股份有限公司 | Air duct assembly and air purifier |
-
2017
- 2017-11-06 CN CN201711077405.5A patent/CN107781958B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0301129A2 (en) * | 1987-07-28 | 1989-02-01 | Kessler & Luch GmbH | Filter wall/ceiling for installations of clean-room technology |
| CN204373179U (en) * | 2014-12-19 | 2015-06-03 | 上海德尔福汽车空调***有限公司 | Automobile air conditioner casing sealed muscle groove |
| CN205481414U (en) * | 2016-03-24 | 2016-08-17 | 广东松下环境***有限公司 | Air purifier |
| CN205619475U (en) * | 2016-04-19 | 2016-10-05 | 浙江绍兴苏泊尔生活电器有限公司 | Air purifier and air duct and filter screen frame assembly thereof |
| CN207649037U (en) * | 2017-11-06 | 2018-07-24 | 珠海格力电器股份有限公司 | Air duct assembly and air purifier |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107781958A (en) | 2018-03-09 |
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