CN1403720A - Antivibrating structure for blowing machine and air conditioner - Google Patents
Antivibrating structure for blowing machine and air conditioner Download PDFInfo
- Publication number
- CN1403720A CN1403720A CN 02141613 CN02141613A CN1403720A CN 1403720 A CN1403720 A CN 1403720A CN 02141613 CN02141613 CN 02141613 CN 02141613 A CN02141613 A CN 02141613A CN 1403720 A CN1403720 A CN 1403720A
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- China
- Prior art keywords
- blower
- fan
- vibration
- inner core
- urceolus
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- 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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Classifications
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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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/263—Rotors specially for elastic fluids mounting fan or blower rotors on shafts
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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
- F04D29/66—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
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
To provide a vibration control structure of a blower capable of decreasing shearing stress of a bonding surface of an elastic body in a boss part without lowering the vibration control effect, and restraining generation of abnormal sound. SOLUTION: The blower is provided with a fan motor, a shaft for transmitting the rotating force of the fan motor, a boss part having an elastic body fixed by bonding between an annular inner cylinder fitted to the shaft and an outer cylinder disposed on the outside thereof, and a fan disposed on the outside of the boss part. At least either the outer peripheral part of the inner cylinder or the inner peripheral part of the outer cylinder is provided with a part changing in diameter in the axial direction so that compressive stress is applied to the elastic body by dominating load of the axial load applied to the boss part.
Description
Technical field
The present invention relates to vibration-proof structure with the blower of fan and fan motor formation.
Background technique
Fig. 6 represents for example real sectional drawing of driving the blower of the disclosed prior art of flat 1-85497 communique.In the drawings, 2 is fan motor, and 3 is the centrifugal cutter that is driven by fan motor 2, the 7th, and the axle of fan motor, the 8th, hub portion, hub portion 8 are by inner core 9, and urceolus 10 and elastomer 11 constitute, and elastomer 11 sulfurations are bonded on inner core 9 and the urceolus 10.
In the blower that constitutes in the above described manner, fan motor axis 7 is embedded in the inner core 9, utilize screw etc. fixing, give centrifugal cutter 3 with the transmission of torque of fan motor 2, wherein, changes of magnetic field and torque that elastomer 11 absorbs along with the speed controlling generation of fan motor 2 change the vibration that causes, prevent to produce the abnormal sound that is caused by this vibration.
Because the rotation that hub portion 8 is transmitted fan motor 2 must have enough intensity.The main load that is added on the hub portion comprises the torque that fan motor 2 produces, the thrust of the fluid that centrifugal cutter 3 in axial direction is subjected to, and the own wt of centrifugal cutter 3.The position that the intensity of hub portion 8 is lower is an elastomer 11, and the position of the maximum stress that is produced on elastomer 11 by aforementioned load is the bonding plane of itself and inner core 9, and the fundamental component of this stress is a shearing stress.Under bonding strong inadequately situation,, might produce abnormal sound because of aforementioned shearing stress makes it to destroy.Therefore, open in the blower of disclosed prior art in the flat 1-85497 communique, slot part 19 is set, the part of the stress that produced is dispersed into compressive stress or tensile stress is kept at inner core 9 real.
Summary of the invention
Because blower of the prior art constitutes in a manner described, so, in order in limited space, to improve vibration-isolating effect, with inner core 9 and urceolus 10 attenuates, therefore, and the depth as shallow of slot part 19, shearing stress is occupied an leading position.As previously described, elastomer 11 destroys with the bonding plane of inner core 9, causes producing abnormal sound.
The present invention is in order to address the above problem, its objective is provides a kind of under the situation that does not reduce vibration-isolating effect, reduces the shearing stress of the elastomeric bonding plane at hub portion place, the vibration-proof structure that suppresses the blower of generation abnormal sound, the hub portion and the air conditioner of fan.
In addition, its objective is, even provide a kind of under the elastomeric bonding strong inadequately situation of hub portion, to rotating blower vibration-proof structure, fan hub portion and the air conditioner that also can not cause obstacle.
According to the solution of the present invention 1 described blower vibration-proof structure, be provided with fan motor, transmit the axle of the torque of this fan motor, has the urceolus that is engaged in the circular inner core on the axle and is configured in the inner core outside and sticking by being fixed to the elastomeric hub portion between inner core and the urceolus and being located in the blower of the fan on the outside of this hub portion, it is characterized by, for dominant load in the load of utilizing the axial direction on being added in hub portion acts on compressive stress on the elastomer, on one of them the part that diameter in axial direction changes is set at least in the perimembranous in perimembranous and the urceolus outer tube.
In addition, the vibration-proof structure according to the solution of the present invention 2 described blowers is characterized by, and the part that diameter in axial direction changes is made the tapering.
In addition, vibration-proof structure according to the solution of the present invention 3 described blowers, it is characterized by, blower is with fan motor and the fan arrangement blower at longitudinal direction, is added in that dominant load is the own wt of fan in the load of the axial direction on the hub portion.
In addition, according to the vibration proof mechanism of the solution of the present invention 4 described blowers, fan wherein adopts centrifugal cutter.
In addition, vibration proof mechanism according to the solution of the present invention 5 described blowers, it is characterized by, blower is with fan motor and fan arrangement blower in the horizontal direction, is added in prevailing load in the load of the axial direction on the hub portion and is the thrust of the fluid that fan is subjected to.
In addition, the vibration proof mechanism according to the solution of the present invention 6 described blowers is characterized by, and the stress according to perimembranous place in perimembranous or the urceolus outer tube produces is provided with the part that diameter in axial direction changes on the big tube of the stress that is produced.
According to the solution of the present invention 7 described air conditioners, it is characterized by, use the blower of any one described blower vibration-proof structure in the employing scheme 1 to 6.
According to the solution of the present invention 1 described blower vibration-proof structure, dominant load acts on compressive stress in the load that is added in the axial direction on the hub portion on elastomer in order to utilize, by on one of them the part that diameter in axial direction changes being set at least in the perimembranous in perimembranous and the urceolus outer tube, always utilize the dominant load of axial direction to push elastomeric bonding plane, so, bonding plane is survivable, suppresses the generation of abnormal sound.
In addition,, make taper, can carry out the making of hub portion at an easy rate by the part that diameter is in axial direction changed according to the vibration-proof structure of the solution of the present invention 2 described blowers.
In addition, vibration-proof structure according to the solution of the present invention 3 described blowers, fan motor in the blower and fan arrangement are at longitudinal direction, be added in that dominant load is the own wt of fan in the load on the axial direction on the hub portion, owing to utilize the own wt of fan to push elastomeric bonding plane, so bonding plane is survivable, can suppress the generation of abnormal sound.
In addition, according to the vibration-proof structure of scheme 4 described blowers,, go for the blower of ceiling embedded type air conditioner by adopting centrifugal cutter as fan.
In addition, according to the solution of the present invention 5 described vibration proof mechanisms, the fan motor of blower and fan arrangement are in the horizontal direction, be added in prevailing load in the load of axial direction of hub portion and be the thrust of the fluid that fan is subjected to, owing to utilize the thrust of the fluid that fan is subjected to push elastomeric bonding plane, so bonding plane is survivable, can suppress the generation of abnormal sound.
In addition, vibration-proof structure according to the solution of the present invention 6 described blowers, according to the stress that produces on the perimembranous in inner core peripheral part or the urceolus, on the big tube of generation stress, the part that diameter in axial direction changes is set, can obtain the effect that roughly the same inhibition abnormal sound produces, simplified structure.
According to the solution of the present invention 7 described air conditioners,, can suppress the generation of the abnormal sound of blower by utilizing the blower of the vibration-proof structure of any one described blower in the employing scheme 1 to 6.
Description of drawings
Fig. 1 is the diagrammatic sketch of expression form of implementation 1, is the sectional drawing of ceiling embedded type air conditioner.
Fig. 2 is the diagrammatic sketch of expression form of implementation 1, is the sectional drawing of blower.
Fig. 3 is the diagrammatic sketch of expression form of implementation 1, is the sectional drawing of blower that changes the installation of hub portion.
Fig. 4 is the diagrammatic sketch of expression form of implementation 2, is the sectional drawing of blower.
Fig. 5 is the diagrammatic sketch of expression form of implementation 2, is the amplification profile of projection.
Fig. 6 is the sectional drawing of the blower of expression prior art.
Fig. 7 is the diagram of expression form of implementation 3, is the sectional drawing of ceiling imbedded formula air conditioner.
Fig. 8 is the diagram of expression form of implementation 3, is the sectional drawing of blower.
Fig. 9 is the diagram of expression form of implementation 4, is the sectional drawing that changes the blower of elastomer shape.
Symbol description
1 housing, 2 fan motors, 3 centrifugal cutters, 4 heat exchangers, 5 intakepories, 6 blow-off outlets, 7 fan motor axis, 8 hub portion, 9 inner cores, 10 urceolus, 11 elastomers, 12 nuts, 13 taperings, 14 expression load apply the arrow of direction, 15 screws or rivet, 16 projections, 17 projection front ends, 18 projection roots
Concrete form of implementation
Form of implementation of the present invention is described below with reference to the accompanying drawings.
Form of implementation 1
Fig. 1～3rd, the diagrammatic sketch of expression form of implementation 1, Fig. 1 is the sectional drawing that the ceiling embedded type air conditioner of blower is installed, and Fig. 2 is the sectional drawing of the blower section that unloads from air conditioner, and Fig. 3 is the sectional drawing of blower that changes the installation of hub portion.
In Fig. 1,1 is the housing that constitutes the wind path of ceiling embedded type air conditioner, the 2nd, be installed to fan motor on the housing 1 with bolt etc., the 3rd, with the plastic centrifugal cutter of these fan motor 2 drivings, 4 are arranged on the heat exchanger of the freeze cycle around the centrifugal cutter 3, the 5th, suck the intakeport of indoor air, the 6th, the blow-off outlet that the air that carries out heat exchange with heat exchanger 4 is blown out.This ceiling embedded type air conditioner is arranged on indoorly, and intakeport 5 and blow-off outlet 6 are exposed from the ceiling board surface, and housing 1 is embedded in the ceiling board.
The following describes the effect of the blower in the air conditioner.At first, utilize the torque of fan motor 2, the centrifugal cutter 3 that is installed on the axle of this fan motor rotates.At this moment, air flows in mode described below.Air is inhaled into from the suction port 5 of air conditioner, sends from the mediad peripheral direction of centrifugal cutter 3, carries out heat exchange by heat exchanger 4, to be cooled or heated mode is blown from blow-off outlet 6.
In Fig. 2,7 is fan motor axis, and 8 is hub portion.Hub portion 8 is made of metal circular inner core 9 and urceolus 10 and the elastomer 11 that the vulcanization of rubber is shaped between them.Elastomer 11 utilizes the binder that is coated with on inner core 9 and urceolus 10 in advance to carry out bonding.Hub portion 8 is packed into when centrifugal cutter 3 is shaped, and makes its unitary moulding on every side with resin.Fan motor axis 7 is embedded into the inboard of inner core 9, utilizes nut 12 fixing.
On the interior perimembranous of the peripheral part of the inner core 9 of hub portion 8 and urceolus 10, effect has the own wt (direction of arrow 14) of centrifugal cutter 3 and load such as axial direction such as (directions opposite with own wt) of the thrust from fluid that centrifugal cutter 3 is subjected to, but under the situation of as shown in Figure 1 ceiling embedded type air conditioner, the own wt of the centrifugal cutter 3 of arrow 14 directions is dominant.Therefore the inner core external diameter is set to be become big and the urceolus internal diameter also becomes big tapering 13 along the direction of arrow 14 along the direction of arrow 14.
Adopt said structure, even inner core 9 or urceolus 10 do not have under the fully bonding situation with elastomer 11, owing to always utilize the loading compressive stress that is added in axial direction, so the bonding plane of elastomer 11 is survivable.In addition, compare,, the power that is subjected to can be disperseed, concentrate so be not easy to produce stress owing to be the tapering with being located at groove on the inner core etc. in the prior art.Here, on inner core 9 and 10 two tubes of urceolus, tapering 13 is set, but also can the tapering be set according to only producing on the big tube of stress in the stress situation that produces on inner core 9 or the urceolus 10.
Here explanation is the footpath outer tube, the situation in tapering 13 is set on the urceolus internal diameter, but is not limited to the tapering.So long as in axial direction changing, inner core external diameter or urceolus internal diameter utilize the load that is added in axial direction that the shape that compressive stress acts on the elastomer 11 is got final product.
In addition, tapering 13 can be located on whole inner core external diameter, the urceolus internal diameter, also can only be arranged on their part.
In above-mentioned form of implementation 1, urceolus 10 and centrifugal cutter 3 adopts different materials, but, if for example use the elastomeric words of synthetic rubber-like that can be shaped with plastic monoblock, can be urceolus 10 and centrifugal cutter 3 global formations.
In addition, in form of implementation 1, centrifugal cutter 3 and hub portion 8 are integrally formed, but as shown in Figure 3, also can utilize screw or rivet etc. 15 to be fixed on the centrifugal cutter 3 as independent parts hub portion 8.If adopt this method, centrifugal cutter 3 for example also can be the manufacturing of metals such as aluminium or steel.
In above-mentioned form of implementation 1, with ceiling embedded air conditioner as an example, be illustrated for situations, but the present invention is not limited thereto fan motor 2 and centrifugal cutter 3 vertical configurations.
For example, be applicable to that also the fluid thrust that fan is subjected to becomes the situation of the load of axial direction with fan motor and fan horizontal arrangement.The destruction that can suppress the elastomer bonding plane that the thrust of the fluid that is subjected to because of fan causes.
In addition, though the situation of use centrifugal cutter as fan has been described here, for multi blade fan, propeller type fan also is the same.
Form of implementation 2
Fig. 4, the 5th, the diagrammatic sketch of expression form of implementation 2, Fig. 4 is the sectional drawing of blower, Fig. 5 is near the enlarged view projection 16.As shown in Figure 4, in form of implementation 1 the illustrated tapering, on the interior week of the periphery of the inner core 9 of hub portion 8 and urceolus 10, three place's projections 16 are set respectively.
As shown in Figure 5, the shape of projection 16 is concentrated in order not make stress, and projection front end 17 is circular-arc, and in addition, the projection root 18 in week also forms R shape in the periphery of inner core 9 and the urceolus 10, makes to avoid the shape that stress is concentrated.Projection front end 17 and projection root 18 are the R shape, but also can be slick and sly curved surfaces.
In addition, the number of projection 16 has no particular limits, but the balance in order to keep rotating preferably is arranged on two more than the position, disposes in the mode of not destruction of balance.
By above-mentioned projection 16 is set,,,, can not cause obstacle to the rotation of centrifugal cutter 3 so can obtain propelling force because projection 16 is to sense of rotation pushing elastomer 11 even under the situation of inner core 9 or urceolus 10 and the bonding deficiency of elastomer 11.
Promptly can distinguish and implement form of implementation 1,2 separately, also can be simultaneously with two kinds of forms of implementation and usefulness.
Form of implementation 3
Fig. 7, the 8th, the diagrammatic sketch of expression form of implementation 1, Fig. 7 is the sectional view of ceiling embedded air conditioner, Fig. 8 is the sectional view of blower.In Fig. 7,1 for constituting the housing of wind path, 2 for being installed to the fan motor on the housing with bolt etc., the 3rd, with the plastics system centrifugal cutter of fan motor 2 drivings, 4 are provided in a side of the heat exchanger of the refrigeration cycle around the centrifugal cutter, the 5th, suck the intakeport of indoor air, the 6th, the blow-off outlet that the air that carried out heat exchange with heat exchanger 4 is blown out.This ceiling embedded type air conditioner, its intakeport 5, blow-off outlet 6 expose from ceiling surface, and housing 1 is embedded in the ceiling board, are arranged at indoor.
Effect to the blower in the air conditioner describes below.At first, utilize the torque of fan motor 2, the centrifugal cutter 3 that is installed on this fan motor axis rotates.At this moment, air stream is as described below.Air is inhaled into from air conditioner intakeport 5, sends from the mediad peripheral direction of centrifugal cutter 3, carries out heat exchange by heat exchanger 4, cools off or heat from blow-off outlet 6 to be blown.
In Fig. 8, the 7th, fan motor axis, the 8th, hub portion.Hub portion 8 is formed in the vulcanization of rubber as elastomer 11 between metal circular inner core 9 and the urceolus 10 and makes.Elastomer 11 utilizes the binder that is coated in advance on inner core 9 and the urceolus 10 to carry out bonding.Hub portion 8 is packed into when centrifugal cutter 3 is shaped, and will use the resin unitary moulding around it.Fan motor axis 7 embeds the inboard of inner core 9, and is fixing with nut 12.Do not concentrate for the joint at elastomer 11 and inner core 9 and urceolus 10 does not produce stress, be made into processing such as R shape.
Be that radius centered is that the height B in the cross section blocked of the cylinder of R describes to axle 7 below with the fan motor of elastomer 11.The power that is added on the hub portion occupies ascendancy for the torque of fan motor 2.The shearing stress τ that is produced by this torque T represents with following formula.
τ＝T/(2πR
2B) (1)
(1) square being inversely proportional to of shearing stress τ shown in the formula and radius R, so, should make B as much as possible little.That is, so that the mode of shearing stress τ substantial constant makes the height B of elastomer 11 change with respect to radius B.
Basically, with the axle 7 of the fan motor of elastomer 11 is that radius centered is the height B in the cross section blocked of the cylinder of R, with respect to elastomer 11 in the height B 1 of urceolus 10 sides and in the height B 2 of inner core 9 sides, so long as become shape to get final product along slip in the mode of B1＜B＜B2.
If elastomer 11 is above-mentioned shape,,, improve the effect of the vibration that absorbs fan motor 2 so can reduce elastic constants owing under the situation that does not reduce intensity, can reduce the volume of the rubber of elastomer 11 effectively.
Form of implementation 4
Fig. 9 is the diagrammatic sketch of expression form of implementation 4, is the sectional drawing that changes the blower of elastomeric shape.
Under the situation of the shaping form that can not guarantee elastomer 11, as shown in Figure 9, can become to make the height of urceolus 10 sides to be lower than the height of inner core 9 sides height setting, be connected in therebetween with straight line.Therefore the shaping of elastomer 11 is more prone to.
Claims (10)
1, a kind of vibration-proof structure of blower, be provided with fan motor, transmit the axle of the torque of this fan motor, have be engaged in the circular inner core on the axle and be configured in the urceolus in the inner core outside and be adhesively fixed between inner core and the urceolus elastomeric hub portion and be located in the blower of the fan on the outside of this hub portion, it is characterized by, in order to utilize the dominant load in the load that is added in the axial direction on the hub portion that compressive stress is acted on the elastomer, on one of them the part that diameter in axial direction changes is set at least in the perimembranous in perimembranous and the urceolus outer tube.
2, blower vibration-proof structure as claimed in claim 1 is characterized by, and diameter is made taper along the part that described axial direction changes.
3, the vibration-proof structure of blower as claimed in claim 1 is characterized by, and blower is with fan motor and the fan arrangement blower at longitudinal direction, is added in that dominant load is the own wt of fan in the load of the axial direction on the hub portion.
4, blower vibration-proof structure as claimed in claim 3 is characterized by, and described fan adopts centrifugal cutter.
5, blower vibration-proof structure as claimed in claim 1, it is characterized by, blower is with fan motor and fan arrangement blower in the horizontal direction, is added in prevailing load in the load of the axial direction on the hub portion and is the thrust of the fluid that fan is subjected to.
6, blower vibration-proof structure as claimed in claim 1 is characterized by, and the stress according to perimembranous place in perimembranous or the urceolus outer tube produces is provided with the part that diameter in axial direction changes on the big tube of the stress that is produced.
7, a kind of air conditioner is characterized by, and uses the blower that adopts any one described blower vibration proof mechanism in the claim 1 to 6.
8, a kind of vibration-proof structure of blower, fan motor is being set, transmit the axle of the torque of this fan motor, have and be coupled to the circular inner core on the axle and be configured in the urceolus in the inner core outside and the elastomeric hub portion between inner core and the urceolus of being adhesively fixed, and be located in the blower of fan in the outside of this hub portion, it is characterized by
With described elastomeric described axle is the height B of blocking the cross section of the cylinder at center, with the mode of B1＜B＜B2 along slip on the height B 1 and described inner core side height B 2 of described elastomeric described urceolus side.
9, the vibration-proof structure of blower as claimed in claim 8 is characterized by, and is that radius centered is the height B of blocking the cross section of the cylinder of R with described elastomeric described axle, when the torque with described fan motor is T, so that shearing stress τ=T/ (2 π R
2B) constant mode makes B change with respect to radius R.
10, the vibration-proof structure of blower as claimed in claim 8 is characterized by, with described elastomer make with described urceolus side be lower than the mode setting height of described inner core side, with straight line with the shape that connects between them.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP265704/2001 | 2001-09-03 | ||
| JP265727/2001 | 2001-09-03 | ||
| JP2001265727A JP2003074493A (en) | 2001-09-03 | 2001-09-03 | Vibration control structure of blower, boss part of fan and air conditioner |
| JP2001265704A JP4907018B2 (en) | 2001-09-03 | 2001-09-03 | Blower and air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1403720A true CN1403720A (en) | 2003-03-19 |
| CN1215264C CN1215264C (en) | 2005-08-17 |
Family
ID=26621528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02141613 Expired - Fee Related CN1215264C (en) | 2001-09-03 | 2002-09-02 | Antivibrating structure for blowing machine and air conditioner |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN1215264C (en) |
| GB (1) | GB2382108B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101542127B (en) * | 2006-11-14 | 2010-09-29 | 大金工业株式会社 | Boss structure of impeller of blower and impeller of blower having same |
| CN103527509A (en) * | 2012-07-05 | 2014-01-22 | 东海橡塑工业株式会社 | A draught fan vibration-isolating hub and a manufacturing method of a rotating draught fan |
| CN105051472B (en) * | 2012-12-24 | 2017-03-08 | 阿塞里克股份有限公司 | Evaporator fan case fixed system for freezer unit |
| CN106574629A (en) * | 2014-07-25 | 2017-04-19 | 江森自控日立空调技术（香港）有限公司 | Blower and air conditioning machine |
| CN108331787A (en) * | 2017-01-17 | 2018-07-27 | 埃贝斯佩歇气候控制系统有限责任两合公司 | Hot-air delivery wheel |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008054497A1 (en) * | 2008-12-10 | 2010-06-17 | BSH Bosch und Siemens Hausgeräte GmbH | Impeller for a fan |
| GB2474299B (en) * | 2009-10-12 | 2012-02-08 | Rolls Royce Plc | Fan retention shaft |
| JP5526340B2 (en) * | 2010-02-25 | 2014-06-18 | 株式会社Ｔｒｉサイタマ | Fan boss |
| KR101351093B1 (en) * | 2010-08-02 | 2014-01-14 | 삼성전자주식회사 | A Blowing Fan and Vibration Absorbing Boss thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6158998A (en) * | 1984-08-30 | 1986-03-26 | Matsushita Electric Ind Co Ltd | Blower in air-conditioning system |
| JPH0610480B2 (en) * | 1985-11-18 | 1994-02-09 | 三洋電機株式会社 | Blower |
| JPH0486398A (en) * | 1990-07-27 | 1992-03-18 | Matsushita Electric Ind Co Ltd | Blower device |
| JPH08135739A (en) * | 1994-11-14 | 1996-05-31 | Nok Megurasutikku Kk | Vibration control bush |
| JP4008073B2 (en) * | 1997-08-08 | 2007-11-14 | 三菱重工業株式会社 | Turbofan and air conditioner equipped with the same |
-
2002
- 2002-09-02 CN CN 02141613 patent/CN1215264C/en not_active Expired - Fee Related
- 2002-09-02 GB GB0220356A patent/GB2382108B/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101542127B (en) * | 2006-11-14 | 2010-09-29 | 大金工业株式会社 | Boss structure of impeller of blower and impeller of blower having same |
| CN103527509A (en) * | 2012-07-05 | 2014-01-22 | 东海橡塑工业株式会社 | A draught fan vibration-isolating hub and a manufacturing method of a rotating draught fan |
| CN105051472B (en) * | 2012-12-24 | 2017-03-08 | 阿塞里克股份有限公司 | Evaporator fan case fixed system for freezer unit |
| CN106574629A (en) * | 2014-07-25 | 2017-04-19 | 江森自控日立空调技术（香港）有限公司 | Blower and air conditioning machine |
| US10533757B2 (en) | 2014-07-25 | 2020-01-14 | Hitachi-Johnson Controls Air Conditioning, Inc. | Fan and air conditioner |
| CN108331787A (en) * | 2017-01-17 | 2018-07-27 | 埃贝斯佩歇气候控制系统有限责任两合公司 | Hot-air delivery wheel |
| US10823189B2 (en) | 2017-01-17 | 2020-11-03 | Eberspächer Climate Control Systems GmbH & Co. KG | Hot air feed wheel |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2382108B (en) | 2005-11-16 |
| GB0220356D0 (en) | 2002-10-09 |
| GB2382108A (en) | 2003-05-21 |
| CN1215264C (en) | 2005-08-17 |
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