EP2716915B1 - Boîtier pour un ventilateur axial - Google Patents
Boîtier pour un ventilateur axial Download PDFInfo
- Publication number
- EP2716915B1 EP2716915B1 EP12187622.1A EP12187622A EP2716915B1 EP 2716915 B1 EP2716915 B1 EP 2716915B1 EP 12187622 A EP12187622 A EP 12187622A EP 2716915 B1 EP2716915 B1 EP 2716915B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- diffuser
- section
- housing according
- opening
- housing
- 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.)
- Active
Links
- 230000002093 peripheral effect Effects 0.000 claims description 18
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 1
- 230000001681 protective effect Effects 0.000 description 15
- 239000002184 metal Substances 0.000 description 2
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D19/00—Axial-flow pumps
- F04D19/002—Axial flow fans
-
- 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
-
- 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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
-
- 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
- F04D29/545—Ducts
-
- 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
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/64—Mounting; Assembling; Disassembling of axial pumps
- F04D29/644—Mounting; Assembling; Disassembling of axial pumps especially adapted for elastic fluid pumps
- F04D29/646—Mounting or removal of fans
-
- 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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
-
- 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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/20—Three-dimensional
- F05D2250/29—Three-dimensional machined; miscellaneous
- F05D2250/294—Three-dimensional machined; miscellaneous grooved
Definitions
- the present invention relates to a housing for a fan or fan, in particular for an axial fan, comprising a wall ring with an inlet nozzle portion and an outflow connected thereto annular diffuser with an inflow opening and an outflow opening and a holder for an electric motor of the fan, in an interior of the housing is arranged.
- the present invention is based on the object, on the one hand to achieve a cost reduction and on the other hand to improve the efficiency and noise in the middle and lower pressure range.
- the invention consists of a housing according to claim 1.
- the outer diffuser is formed from at least two partial ring sections, which are connected by means of mechanical connection means on its outer peripheral surface, and the holder of a plurality on one inner peripheral surface of the diffuser with one end attachable, circumferentially spaced, in the edge region of its inflow opening fastenable struts exist with their other end a motor flange of a motor housing of the electric motor can be mounted.
- the outer diffuser is formed from four partial ring sections and four equidistant struts are provided, which are formed in particular from two parallel spokes.
- the outer diffuser according to the invention consists of plastic, and the mechanical connection of the individual partial ring sections takes place by means of screws or rivets or by plug connections.
- the outer diffuser expands conically from its inflow opening to its outflow opening with a cone angle ⁇ relative to its center axis XX of 10 ° to 18 °, in particular 12 ° to 15 °.
- the course of the peripheral wall of the diffuser can be made both straight and curved from the inflow opening to the outflow opening.
- the diffuser has a height measured in the direction of the longitudinal axis XX above vanes of the axial fan arranged in the wall ring, which is greater than / equal to 200 mm to 800 mm, with a ratio of L: D1 of 0.25 to 1.0, preferably 0.25 to 0.8, where L is the height of the outer diffuser measured in the direction of the longitudinal axis XX above the blades arranged in the wall ring and D1 is the diameter of the inflow opening.
- the invention provides that within the outer diffuser centric to its central axis an inner diffuser is arranged, which extends from the inflow opening to the outflow opening and having a closed peripheral wall, and which is connectable in the region of the inflow opening with the motor flange of the motor housing of the electric motor.
- the inner diffuser has in the connection region for the motor flange a peripheral wall with a circular flow cross-section and forms an annular section, which in an air duct section with a polygonal, in particular square cross-section, in particular with rounded corners, passes. Starting from the annular section, this air guiding section has an interior which widens toward the opposite end.
- the inventive arrangement and design of the inner diffuser prevents a hub backflow and optimizes the efficiency. According to the invention, it is also advantageous if in a direction perpendicular to the longitudinal axis X-X extending opening plane of the outer diffuser in the region of the outflow opening a circular protective grid is arranged, which is connected with its outer peripheral edge with the outer diffuser.
- the inner diffuser is also connected to the protective grid by a cover on the protective grid on its outflow-facing side rests a cover that is so releasably connected to the Beerleitabites of the inner diffuser fastening means that the protective grid between the cover and the Heilleitabites is included.
- the protective grid according to the invention preferably has square meshes. Here is a large mesh size, for example, from 30 mm to a maximum of 40 mm, in square mesh advantage.
- This inlet nozzle section 3 encloses a suction channel 4, which is circular in cross-section.
- An annular outer diffuser 6 is connected to the wall ring 2 at the free end of the inlet nozzle section 3, which has an in particular circular inflow opening 7 and an in particular circular outflow opening 8.
- the flow direction of a medium to be transported through the housing by means of the axial fan 1 is indicated by Z.
- the axial fan 1 consists of an electric motor 9 with which a paddle wheel 11 is drivingly connected.
- the outer diffuser 6 preferably consists of at least two partial ring sections 12, wherein in the illustrated embodiment, four partial annular sections 12 are shown, which by means of mechanical connection means 13 to an outer Peripheral surface of the outer diffuser 6 are interconnected.
- Each partial ring section 12 extends over a specific peripheral region, so that in the fully assembled state the partial annular sections 12 are connected to form a circumferentially closed annular section.
- the outer diffuser 6 is advantageously made of plastic and the connecting means 13 may be, for example, screws, rivets or a latching connection.
- the housing according to the invention has a holder of at least three struts 14, which circumferentially have mutually equal distances.
- struts 14 are fastened in the edge region of the inflow opening 7 on the inner peripheral surface of the outer diffuser 6. At its other end, the struts 14 can be fastened to a motor flange 16 of the electric motor 9 or a housing 17 of the electric motor 9.
- the outer diffuser 6 has a height L measured in the direction of the longitudinal axis XX above arranged in the wall ring 2 and the inlet nozzle section 3 blades of the blade wheel 11, which is greater than / equal to 200 mm to 800 mm inclusive.
- L / D1 0.25 to 1.0, in particular 0.25 to 0.8 is provided, wherein D1 is the diameter of the inflow opening 7 of the outer diffuser 6.
- the outer diffuser 6 widens conically from its inflow opening 7 to its outflow opening 8 with a cone angle ⁇ of 10 ° to 18 °, in particular 12 ° to 15 °, relative to its center axis XX.
- the bend 19 is bolted to the respective associated tab 21, for example by means of a screw 22.
- the wall ring 2 is screwed with a radially projecting annular collar 23 via a screw to the tab 21.
- an inner diffuser 26 is arranged inside the outer diffuser 6, inside the outer diffuser 6, an inner diffuser 26 is arranged inside the outer diffuser 6, inside the outer diffuser 6, an inner diffuser 26 is arranged.
- the arrangement of the inner diffuser 26 is centric to the longitudinal axis XX.
- the inner diffuser 26 extends from the inflow opening 7 to the outflow opening 8 and has a closed circumferential wall 27.
- the inner diffuser 26 can be connected to the motor flange 16 of the motor housing 17.
- the inner diffuser 26 in the connection region with the motor flange 16 has a circular cross-section, annular portion 28 with the inner diameter d 1 , which merges into an air duct 29 with a particular square cross-section.
- Ai is the opening area of the inner diffuser at the beginning of its section 28
- a 2i is the opening area of the inner diffuser at its end adjacent to the protective grille 36.
- the Heilleitabites 29 has rounded corners 32. In these corners 32 Anschlußdome 33 are provided with screw holes. How out Fig.
- the inner diffuser 26 is dimensioned such that in its interior, the motor housing 17 of the electric motor 9 can be accommodated.
- the inner diffuser 26 has fixing lugs 34 pointing radially inward at the end of the annular section 28 facing the motor flange 16. With these attachment tabs 34, the inner diffuser 26 can be attached to the motor flange 16, for example by means of screws.
- a circular protective grid 36 is arranged, which is connected with its outer peripheral edge 37 with the outer diffuser 6 in the edge region of its discharge opening 8.
- This can be a screw connection.
- the protective grid 36 is formed from individual grid wires 38 which are arranged in a crosswise manner so as to form quadrangular, preferably square meshes 39.
- the mesh size, ie the distance between the parallel running grid wires 38 is 30 mm to a maximum of 40 mm.
- the outer diffuser 6 has, in its peripheral region encompassing the discharge opening 8, recesses 41 which are adapted to the contour of the grid wires 38, so that the grid wires 38 are received in these recesses 41.
- the protective grid 36 faces radially inside projecting mounting tabs which cooperate with formed on the inside of the outer diffuser 6 attachment lugs 42 and are connected by screws, which are screwed into the mounting lugs 42, with the outer diffuser 6.
- the inner diffuser 26 has a cover cover 43 which rests on the protective grid 36 on its outflow-facing side and is releasably connected to the air guide 29 via fastening means, such as screws, that the protective grid 36 between the end cover 43rd and the air guide portion 29 is included.
- the connection domes 33 serve in the corners 32 of the inner diffuser 26, in which the screws are screwed through the end cover 43 into the connection domes 33.
- this For receiving the protective grid 36 with its grid wires 38 in the edge region of the air guide section 29, this likewise has recesses 44 which are adapted to the shape and size of the grid wires 38.
- the inner diffuser 26 has protrusions 46 which project into the diffuser interior in the region of its annular section 28. Through the channels formed by the bulges 46 extend the spokes of the struts 14 in the mounted state, so that the outer wall portion of the inner diffuser 26 is not interrupted by the struts 14, but forms a closed wall surface in this area.
- a further embodiment of a housing according to the invention is shown in partial view.
- the wall ring 2 projects with its inlet nozzle section 3 into the outer diffuser 6 through its inflow opening 7, so that an overlapping area between the inlet nozzle section 3 and the outer diffuser 6 is present in the region of its section adjoining the inflow opening 7.
- an axial gap 47 is formed between these two parts, through the air from the outside into the interior of the outer diffuser 6 can occur.
- the air entering through the axial gap 47 flows parallel to the air conveyed in the diffuser interior, so that there is no flow running transversely to the conveyed air, which could result in disturbing turbulences.
- the inventive design of the housing allows that the outer diffuser 6, the inner diffuser 26, the protective grid 36 and the struts 14 can be prefabricated with the consisting of electric motor 9 and paddle wheel 11 axial fan 1 as a unit. This unit can then be fixed on site with an already preassembled wall ring 2.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Jet Pumps And Other Pumps (AREA)
Claims (13)
- Boîtier pour un ventilateur axial (1) comprenant un anneau de paroi (2) comportant une section de buse d'entrée (3) et un diffuseur extérieur (6) annulaire relié côté sortie à l'anneau de paroi (2) avec une ouverture d'entrée (7) et une ouverture de sortie (8) ainsi qu'un support pour un moteur électrique (9) du ventilateur axial (1), lequel support est agencé dans un espace intérieur du boîtier, le diffuseur extérieur (6) étant constitué d'au moins deux sections d'anneau partiel (12) qui sont reliées à l'aide de moyens de liaison mécaniques (13) sur sa surface périphérique extérieure, et le support étant constitué de plusieurs entretoises (14) espacées selon la périphérie, pouvant être fixées dans la zone de bord de l'ouverture d'entrée (7) avec une extrémité, qui peuvent être montées avec leurs autres extrémités sur une bride de moteur (16) d'un bâti de moteur (17) du moteur électrique (9), et le diffuseur extérieur (6) s'élargissant de son ouverture d'entrée (7) à son ouverture de sortie (8) en cône avec un angle de cône (α) par rapport à son axe médian longitudinal (X-X),
caractérisé en ce que
les entretoises (14) sont fixées dans la zone de bord de l'ouverture d'entrée (7) sur une surface périphérique intérieure du diffuseur extérieur (6), et en ce que
un diffuseur intérieur (26) est agencé dans le diffuseur extérieur (6), lequel s'étend de l'ouverture d'entrée (7) à l'ouverture de sortie (8) et présente une paroi périphérique (27) fermée et qui peut être relié dans la zone de l'ouverture d'entrée (7) à la bride de moteur (16) du bâti de moteur (17), le bâti de moteur (17) du moteur électrique (9) étant reçu dans l'espace intérieur du diffuseur intérieur (26) et une grille de protection (36) qui est reliée avec son bord périphérique extérieur (37) au diffuseur extérieur (6) étant fixée dans un plan d'ouverture s'étendant perpendiculairement à l'axe longitudinal (X-X) de l'ouverture de sortie (8), le diffuseur extérieur (6) présentant dans sa paroi périphérique dans la zone de l'ouverture de sortie (8) des évidements (41) pour la réception de fils métalliques de grille (38) de la grille de protection (36) et les surfaces de paroi (31) du diffuseur intérieur (26) possédant sur leurs extrémités libres dans la zone de bord des évidements (44) pour la réception des fils métalliques de grille (38) et le diffuseur intérieur (26) possédant un couvercle (43) qui repose sur la grille de protection (36) sur son côté tourné dans le sens de sortie, et est relié à une section de guidage d'air (29) par des moyens de fixation de telle manière que la grille de protection (36) soit comprise entre le couvercle (43) et la section de guidage d'air (29). - Boîtier selon la revendication 1,
caractérisé en ce que le diffuseur extérieur (6) est constitué de quatre sections d'anneau partiel (12). - Boîtier selon la revendication 1 ou 2,
caractérisé en ce que quatre entretoises (14) espacées sont présentes, lesquelles se composent en particulier respectivement de deux rayons parallèles. - Boîtier selon l'une quelconque des revendications 1 à 3,
caractérisé en ce que le diffuseur extérieur (6) s'élargit en cône de son ouverture d'entrée (7) de section circulaire à son ouverture de sortie (8) de section circulaire avec l'angle de cône (α) par rapport à son axe médian longitudinal (X-X) de 10° à 18°, en particulier de 12° à 15°. - Boîtier selon l'une quelconque des revendications 1 à 4,
caractérisé en ce que le diffuseur extérieur (6) est fabriqué en plastique. - Boîtier selon l'une quelconque des revendications 1 à 5,
caractérisé en ce que le diffuseur extérieur (6) possède une hauteur (L) mesurée dans le sens de l'axe longitudinal (X-X), allant au-dessus des aubes agencées dans l'anneau de paroi (2) de la roue à aubes (11) du ventilateur axial (1), laquelle hauteur est supérieure/égale à 200 mm jusqu'à 800 mm inclus pour un rapport L/D1 de 0,25 à 1, de préférence de 0,25 à 0,8, D1 étant le diamètre de l'ouverture d'entrée (7). - Boîtier selon l'une quelconque des revendications 1 à 6,
caractérisé en ce que la paroi périphérique (27) présente dans la zone de liaison pour la bride de moteur (16) une section (28) annulaire de section circulaire qui passe dans la section de guidage d'air (29) avec une section en particulier carrée, ses coins (32) étant de préférence arrondis. - Boîtier selon la revendication 7,
caractérisé en ce que la section de guidage d'air (29) présente à partir de la section (28) annulaire une surface de sortie (A2i) se modifiant vers l'extrémité opposée, la modification de surface optimale (ΔAi) à sa surface d'entrée (A1i) étant calculée par un facteur d'élargissement (k) avec
et la formule ΔAi = A2i - A1i - π x (d1 + k x L) x (k x L)
et la surface de sortie (A21) ainsi calculée de la section de guidage d'air (29) se différenciant de 20 % au maximum de la valeur optimale calculée, (A1i) étant la surface d'ouverture du diffuseur intérieur au début de sa section (28), et (A2i) étant la surface d'ouverture du diffuseur intérieur sur son extrémité contiguë à la grille de protection (36). - Boîtier selon l'une quelconque des revendications 1 à 8,
caractérisé en ce que l'anneau de paroi (2), le diffuseur extérieur (6) et les entretoises (14) peuvent être fixés par des moyens de fixation (18, 19, 21, 22, 23). - Boîtier selon la revendication 9,
caractérisé en ce que l'anneau de paroi (2) et le diffuseur extérieur (6) présentent des surfaces d'appui (19, 21) s'étendant selon la périphérie dirigées respectivement radialement qui reposent l'une sur l'autre à l'état monté et sont reliées entre elles et aux entretoises (14) par des moyens de fixation (22) s'étendant dans le sens de l'axe longitudinal (X-X). - Boîtier selon l'une quelconque des revendications 1 à 9,
caractérisé en ce que l'anneau de paroi (2) pénètre avec sa section de buse d'entrée (3) dans le diffuseur extérieur (6) par son ouverture d'entrée (7) de telle manière qu'une fente axiale (47) s'étendant en direction de l'axe médian longitudinal (X-X) apparaisse dans une zone de chevauchement. - Boîtier selon la revendication 11,
caractérisé en ce que les entretoises (14) relient le diffuseur extérieur (6) et l'anneau de paroi (2) par des moyens de fixation s'étendant radialement par rapport à l'axe longitudinal (X-X) au bâti de moteur (17). - Boîtier selon la revendication 12,
caractérisé en ce que le diffuseur extérieur (6) présente plusieurs zones de fixation (18) qui sont élargies en allant vers l'extérieur et présentent sur leurs extrémités libres un coudage (19), l'angle (β) du coudage (19) étant ≥ 90° + α, α étant égal à l'angle de cône du diffuseur extérieur (6).
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP12187622.1A EP2716915B1 (fr) | 2012-10-08 | 2012-10-08 | Boîtier pour un ventilateur axial |
PT121876221T PT2716915E (pt) | 2012-10-08 | 2012-10-08 | Caixa para um ventilador axial |
HUE12187622A HUE026127T2 (hu) | 2012-10-08 | 2012-10-08 | Ház axiális ventilátorhoz |
ES12187622.1T ES2537709T3 (es) | 2012-10-08 | 2012-10-08 | Carcasa para un ventilador axial |
US14/433,913 US10107306B2 (en) | 2012-10-08 | 2013-04-12 | Housing for an axial fan |
CN201380052638.3A CN104755764B (zh) | 2012-10-08 | 2013-04-12 | 用于轴流式通风机的壳体 |
EP13717754.9A EP2904270B1 (fr) | 2012-10-08 | 2013-04-12 | Boîtier pour un ventilateur axial |
PCT/EP2013/057667 WO2014056630A1 (fr) | 2012-10-08 | 2013-04-12 | Carter pour un ventilateur axial |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP12187622.1A EP2716915B1 (fr) | 2012-10-08 | 2012-10-08 | Boîtier pour un ventilateur axial |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2716915A1 EP2716915A1 (fr) | 2014-04-09 |
EP2716915B1 true EP2716915B1 (fr) | 2015-03-18 |
Family
ID=47172289
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12187622.1A Active EP2716915B1 (fr) | 2012-10-08 | 2012-10-08 | Boîtier pour un ventilateur axial |
EP13717754.9A Active EP2904270B1 (fr) | 2012-10-08 | 2013-04-12 | Boîtier pour un ventilateur axial |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP13717754.9A Active EP2904270B1 (fr) | 2012-10-08 | 2013-04-12 | Boîtier pour un ventilateur axial |
Country Status (7)
Country | Link |
---|---|
US (1) | US10107306B2 (fr) |
EP (2) | EP2716915B1 (fr) |
CN (1) | CN104755764B (fr) |
ES (1) | ES2537709T3 (fr) |
HU (1) | HUE026127T2 (fr) |
PT (1) | PT2716915E (fr) |
WO (1) | WO2014056630A1 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104763658A (zh) * | 2015-03-12 | 2015-07-08 | 福建亚伦电子电器科技有限公司 | 风机 |
CN108332399A (zh) * | 2018-03-07 | 2018-07-27 | 广东美的制冷设备有限公司 | 空调的中间风道以及空调 |
WO2019169812A1 (fr) * | 2018-03-07 | 2019-09-12 | 广东美的制冷设备有限公司 | Conduit d'air intermédiaire pour climatiseur, et climatiseur associé |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USD818103S1 (en) * | 2014-12-02 | 2018-05-15 | Ebm-Papst Mulfingen Gmbh & Co. Kg | Ventilator |
DE102015201704A1 (de) * | 2015-01-30 | 2016-08-04 | Ebm-Papst Mulfingen Gmbh & Co. Kg | Aufnahmesystem |
DE102015205424A1 (de) * | 2015-03-25 | 2016-09-29 | Ebm-Papst Mulfingen Gmbh & Co. Kg | Nachleitrad |
CN105443446B (zh) * | 2015-12-02 | 2018-04-13 | 珠海格力电器股份有限公司 | 电风扇机头锁紧结构和电风扇 |
CN105736480B (zh) * | 2016-04-28 | 2020-06-02 | 深圳市大雅医疗技术有限公司 | 小型风机及其进风口降噪装置及采用该风机的呼吸机 |
DE102017130767A1 (de) * | 2017-12-20 | 2019-06-27 | Minebea Mitsumi Inc. | Strömungsoptimierter axialer Lüfter |
DE102018004605B4 (de) * | 2018-06-11 | 2022-09-01 | Felix Müller | Lüfteraufsatz zur Optimierung der Mischungsventilation |
DE102022134377A1 (de) | 2022-12-21 | 2024-06-27 | Ebm-Papst Mulfingen Gmbh & Co. Kg | Strömungsleitvorrichtung und Ventilatoreinheit mit der Strömungsleitvorrichtung |
DE102022134376A1 (de) | 2022-12-21 | 2024-06-27 | Ebm-Papst Mulfingen Gmbh & Co. Kg | Strömungsleitvorrichtung und Ventilatorvorrichtung |
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-
2012
- 2012-10-08 HU HUE12187622A patent/HUE026127T2/hu unknown
- 2012-10-08 ES ES12187622.1T patent/ES2537709T3/es active Active
- 2012-10-08 PT PT121876221T patent/PT2716915E/pt unknown
- 2012-10-08 EP EP12187622.1A patent/EP2716915B1/fr active Active
-
2013
- 2013-04-12 EP EP13717754.9A patent/EP2904270B1/fr active Active
- 2013-04-12 WO PCT/EP2013/057667 patent/WO2014056630A1/fr active Application Filing
- 2013-04-12 US US14/433,913 patent/US10107306B2/en active Active
- 2013-04-12 CN CN201380052638.3A patent/CN104755764B/zh active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104763658A (zh) * | 2015-03-12 | 2015-07-08 | 福建亚伦电子电器科技有限公司 | 风机 |
CN104763658B (zh) * | 2015-03-12 | 2017-04-26 | 福建亚伦电子电器科技有限公司 | 风机 |
CN108332399A (zh) * | 2018-03-07 | 2018-07-27 | 广东美的制冷设备有限公司 | 空调的中间风道以及空调 |
WO2019169812A1 (fr) * | 2018-03-07 | 2019-09-12 | 广东美的制冷设备有限公司 | Conduit d'air intermédiaire pour climatiseur, et climatiseur associé |
US11454416B2 (en) | 2018-03-07 | 2022-09-27 | Gd Midea Air-Conditioning Equipment Co., Ltd. | Middle air duct of air conditioner and air conditioner |
Also Published As
Publication number | Publication date |
---|---|
ES2537709T3 (es) | 2015-06-11 |
US10107306B2 (en) | 2018-10-23 |
EP2716915A1 (fr) | 2014-04-09 |
EP2904270A1 (fr) | 2015-08-12 |
HUE026127T2 (hu) | 2016-05-30 |
WO2014056630A1 (fr) | 2014-04-17 |
EP2904270B1 (fr) | 2019-02-27 |
PT2716915E (pt) | 2015-07-07 |
US20150267716A1 (en) | 2015-09-24 |
CN104755764B (zh) | 2017-03-08 |
CN104755764A (zh) | 2015-07-01 |
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