CN1147603A - Fan of air conditioner - Google Patents
Fan of air conditioner Download PDFInfo
- Publication number
- CN1147603A CN1147603A CN96109375A CN96109375A CN1147603A CN 1147603 A CN1147603 A CN 1147603A CN 96109375 A CN96109375 A CN 96109375A CN 96109375 A CN96109375 A CN 96109375A CN 1147603 A CN1147603 A CN 1147603A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- cross flow
- wheel rim
- fan
- wheel hub
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0025—Cross-flow or tangential fans
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
Abstract
The present invention is to manufacture a fixing member for connecting a motor to a cross flow fan, as a single component by injection molding and absorb impact and vibration effectively, and manufacture and assemble conveniently, and can make the cross flow circulate calmly. A cross flow fan is provided with a plurality of blades 22, a side plate 21a for supporting the blades 22, and a fixing member 50 for connecting a driving motor 30 to the side plate 21a. The fixing member 50 is composed of a rim 51 connected to the outer surface of the side plate 21a, a boss 52 formed concentrically with the rim 51 so as to accommodate a shaft 31 of the driving motor 30, and a plurality of arms 53 with one ends connected at equal spaces to the outer peripheral edge of the boss 52 and with the other ends connected to the inner circumferential edge of the rim 51 so as to connect the rim 51 and the boss 52 to each other and to be able to absorb impact and vibration. The said fixing member 50 is made from plastic to form a a single component.
Description
The present invention relates to be used for the cross flow fan of equipment such as air conditioner, more specifically to a kind of handle be used for motor is installed and the fixed component that combines with the side plate of fan make can absorb effectively impact with vibration, simultaneously by this member etc. being made of one the cross flow fan that improves assembling performance and resiliency.
Fig. 1 is that expression is contained in cross flow fan 20 in the fuselage 10 of air conditioner and the biopsy cavity marker devices oblique drawing of an example that uses.
Cross flow fan disposes a plurality of blades 22 along the cylinder direction between pair of side plates 21,21a.Above-mentioned side plate more than at least two, equally spaced configuration mutually in conjunction with fixed component 23, are connecting drive motor 30 on this fixed component 23 on the distolateral side plate 21a of one.Though do not draw, on another distolateral side plate,, be arranged to and in air conditioner fuselage 10, rotate also in conjunction with fixed component.
As mentioned above, the columnar cross flow fan 20 of whole one-tenth is provided with on fuselage 10 inner accumbency ground.In addition, the suction grid 11 that is used for making the outside air inflow is set, at the downside formation cold gas exhausting outlet 12 of fuselage 10 in the front of fuselage 10.
Thereby if make cross flow fan 20 actions, then outside air just flows into from the suction grid 11 of front, after the vaporizer (not shown) cooling in being contained in fuselage 10, is discharged by the cold gas exhausting outlet 12 of downside.
Fig. 5 is shown in with decomposing and is used for former fixed component 23 that drive motor 30 is combined with a side plate 21a of fan 20 in this cross flow fan 20.The structure of this fixed component 23 comprises: the wheel rim 24 that combines with the side plate 21a of fan 20; Concentrically ringed with 24 one-tenth of this wheel rims, be formed centrally axis hole 25a therein, the wheel hub 25 that combines with motor 30; And be configured between this wheel hub 25 and the above-mentioned wheel rim 24, absorb the rubber plate 26 of the shock and vibration that produce in the fan 20.
Above-mentioned wheel rim 24 is combined into after the integral body with wheel hub 25 and rubber plate 26, wheel rim 24 is fixed on side plate 21a upward assembles.Under this state, fixing with pin 32 behind the axis hole 25a of motor reel 31 embedding wheel hubs 25, promptly finish the assembling of cross flow fan 20.Can absorb impact and the vibration that fan 20 or drive motor 30 are transmitted by means of above-mentioned rubber plate 26.
But because former fixed component 23 is that wheel rim 24 is shaped with rubber plate 26 integral molded plastics after wheel hub 25 is made respectively, so need a lot of manufacturing procedures, assembling operation takies many time.
Especially, because described wheel rim 24 sheetmetal manufacturing, wheel hub 25 usefulness aluminiums are made, so the problem that has processing operation and forming operation all to bother.
In addition, above-mentioned rubber plate 26 is made of a plate, and the impact and the vibrational energy of the sense of rotation of fan 20 absorbed better, but can not absorb effectively axial impact and vibration.
In addition, Fig. 6 and Fig. 7 represent before another kind of fixed component 23 ', this is disclosed in the clear 55-78794 of Japanese Utility Model patent gazette number.This fixed component 23 ' be by the fixing part 29 of a side plate 27 and axle 28 usefulness synthetic resin be integral moulding.
But, since said fixing member 23 ' also be after side plate 27 and axle 28 are made respectively, the operation that need combine by fixing part 29 also, so processing operation and assembling operation be trouble, take many time, in addition, said fixing member 23 ' because the impact and the vibration that can not suitably absorb fan and motor and transmitted on the structure, thereby have the fan bumpy motion, produce the shortcoming that drives noise sometimes.
The present invention makes for the problem that solves prior art existence as mentioned above, its objective is provides a kind of by being made into solid memder with molding and forming, fixed component that this motor is combined with cross flow fan, thus the cross flow fan that can assemble simply.
Another object of the present invention provide a kind of described fixed component is constituted to absorb effectively impact and vibration, thereby can be quiet, the cross flow fan of operation reposefully.
The cross flow fan of the present invention of making in order to achieve the above object, it is provided with a plurality of blades; Support the annular side plate of these blades etc.; Be used for fixed component that drive motor is combined with above-mentioned side plate; Wherein, the structure of said fixing member comprises: the wheel rim that combines with the outer surface of above-mentioned side plate; Wheel hub with above-mentioned wheel rim axle concentric, that hold above-mentioned drive motor; And on the one hand above-mentioned wheel rim is connected with wheel hub, can absorb effectively on the other hand and impact and vibration, the one end equally spaced is configured in the outer periphery of above-mentioned wheel hub, and a plurality of spokes that the other end combines with the inner circumference edge of above-mentioned wheel rim.
By molding and forming the wheel rim of said fixing member, hub and spokes are made solid memder with plastics.
Above-mentioned each spoke tangentially extends from the outer periphery of above-mentioned wheel hub, combines with the inner circumference edge of above-mentioned wheel rim.
In addition, above-mentioned wheel hub departs from the configuration of ground, above-mentioned wheel rim axle center vertically, and above-mentioned each spoke disposes to axioversion ground.
As mentioned above, the present invention makes solid memder owing to fixed component, thereby makes making and assembling become easy.
Above-mentioned a plurality of spoke owing to be radial configuration between wheel hub and wheel rim, tangentially extends from wheel hub, so can absorb impact and the radial vibration that is produced by the deadweight of fan or dynamic unbalance effectively.
In addition because each spoke disposes to axioversion ground between wheel hub and wheel rim, so effectively absorption axes to shock and vibration.Because the plastics manufacturing of said fixing member is so can make shock absorbing capability good easily by the molding and forming manufacturing.
Fig. 1 is the oblique drawing that expression is contained in cross flow fan inner air conditioner.
Fig. 2 is an expression exploded perspective view that be used for motor is combined with cross flow fan, fixed component of the present invention.
Fig. 3 is the plan view of fixed component of the present invention.
Fig. 4 is the sectional view of fixed component of the present invention.
Fig. 5 is the exploded perspective view of expression fixed component that be used for motor is combined with cross flow fan, prior art.
Fig. 6, Fig. 7 represent the another kind of fixed component in the prior art, and Fig. 6 is an oblique drawing, and Fig. 7 is a sectional view.
Number in the figure is described as follows:
20: cross flow fan
21,21a: side plate
22: blade
30: motor
31: motor reel
50: fixed component
51: wheel rim
52: wheel hub
52a: groove
53,53a, 53b: spoke
Describe embodiments of the invention with reference to the accompanying drawings in detail.
Fig. 2 is the fixed component 50 of expression cross flow fan 20 of the present invention and the exploded perspective view of the motor 30 that combines with this fixed component 50.
As shown in FIG., comprise ring wheel rim 51 with a side plate 21a of cross flow fan 20 structure that be connected, fixed component 50 of the present invention; Form concentrically ringed wheel hub 52 with this wheel rim 51; The a plurality of spokes 53 that are configured in radially between described wheel rim 51 and the wheel hub 52, these two members 51,52 are coupled together.
Be formed centrally D shape groove 52 in wheel hub 52, the section of the motor reel 31 that is connected with motor 30 and described groove 52a as one man form D shape.Thereby by motor reel 31 is embedded among the groove 52a, motor 30 promptly is fixed on the wheel hub 52, and fan 20 has been rotated.In addition, above-mentioned wheel rim 51 is to combine with the side plate 21a of fan 20 by thermal fusion welding.
Above-mentioned wheel rim 51 and wheel hub 52 constitute with former structure substantially similarly.
The invention is characterized in, described wheel rim 51 and a plurality of spokes 53 that wheel hub 52 is joined to one another are disposed radially with certain interval, absorption is in fan 20 impact and the vibration from a plurality of directions with motor 30 effectively, and provides the fixed component 50 of such effect to be made by solid memder.
In other words, fixed component 50 of the present invention can simply easily be made with solid memder by injection molded, and its material is preferably considered plastics molding and forming, that resiliency is good.
Fig. 3 and Fig. 4 represent the configuration structure of spoke 53.
As shown in Figure 3, each spoke 53, one end tangentially extend to the inner circumference edge of wheel rim 51 from the outer periphery of wheel hub 52.Because such configuration, each spoke 53 between wheel rim 51 and wheel hub 52 just along the radial direction layout, but from diameter D deviation angle .In addition, each spoke is made into locational another spoke that is mutually symmetrical with the diameter that is configured in respect to wheel rim 51 and is made into rightly, makes the absorption of shock and vibration become easy.
For example, spoke 53a with respect to diameter D, to become another spoke 53b of 180 ° of balanced configurations to be made into right, disperse effectively thus and absorption in the shock and vibration of the radial direction of fan 20.
Preferably make direction that spoke 53 extends from wheel hub 52 sense of rotation R, so that absorb shock and vibration effectively towards fan.
Fig. 4 is the sectional view of expression fixed component 50 of the present invention.As shown in the figure, wheel hub 52 is configured to inwards draw in vertically from wheel rim 51; Spoke 53 is configured to and axioversion.Thereby by means of the spoke 53 etc. of configuration as mentioned above, absorption is in the axial shock and vibration of fan 20 and motor 30 effectively.
The tilt angle theta that spoke 53 draws in vertically preferably approximately is 20 °～30 °.In addition, opposite with above-mentioned configuration, make wheel hub 52 to the outstanding vertically configuration in the outside of wheel rim 51, can absorb shock and vibration by spoke 53 too.
Action effect of the present invention with said structure is described as follows.
At first, if make motor 30 actions, then motor reel 31 makes cross flow fan 20 rotations with regard to high speed rotating.
At this moment, the vibration that is produced by motor 30 is absorbed by a plurality of spokes 53, prevents that these vibration transfer are to fan 20.
In contrast, the vibration that is produced by the dynamic unbalance and the running torque of cross flow fan 20 is absorbed by spoke 53, prevents that these vibration transfer are to motor 30.
On the other hand,, absorb effectively by a plurality of spokes 53 with above-mentioned same purpose even transmitting from the outside under the occasion of impact, thus protection fan 20 and motor 30.
Because by the effect of the invention described above, cross flow fan 20 can not be subjected to the shock and vibration influence, thereby can undisturbedly move, and the effect that its life-span is prolonged is arranged.
In addition,, and form solid memder,, the effect of boosting productivity is arranged so making and assembling become easy owing to fixed component 50 usefulness plastics of the present invention are made by injection molded.
Claims (5)
1. cross flow fan, it is provided with a plurality of blades (22), support the annular side plate (21a) of these blades (22) etc. and be used for the fixed component (50) that a drive motor (30) combines with above-mentioned side plate (21a), it is characterized in that the structure of said fixing member (50) comprising:
The wheel rim (51) that combines with the outer surface of above-mentioned side plate (21a);
Wheel hub (52) with above-mentioned wheel rim (51) axle (31) concentric, that hold above-mentioned drive motor (30); And
On the one hand above-mentioned wheel rim (51) is connected with wheel hub (52), can absorb shock and vibration effectively on the other hand, the one end equally spaced is configured on the outer periphery of above-mentioned wheel hub (52), and a plurality of spokes (53) that the other end combines with the inner circumference edge of above-mentioned wheel rim (51).
2. cross flow fan as claimed in claim 1 is characterized in that: the above-mentioned wheel rim (51), wheel hub (52) and the spoke (53) that form said fixing member (50) are made solid memder by injection molded.
3. cross flow fan as claimed in claim 2 is characterized in that: the material of said fixing member (50) is plastics.
4. cross flow fan as claimed in claim 1, it is characterized in that: above-mentioned each spoke (53) is owing to tangentially extending from the outer periphery of above-mentioned wheel hub (52) and combining with the inner circumference edge of above-mentioned wheel rim (51), so absorb effectively from the cylinder direction of fan (20) and the shock and vibration of radial direction.
5. as claim 1 or 4 described cross flow fans, it is characterized in that: because above-mentioned wheel hub (52) departs from the configuration of ground, above-mentioned wheel rim (51) axle center vertically; Above-mentioned each spoke (53) disposes to axioversion ground, so absorb the axial shock and vibration from fan effectively.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019950021318U KR0120729Y1 (en) | 1995-08-18 | 1995-08-18 | Fan of airconditioner |
| KR21318/95 | 1995-08-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1147603A true CN1147603A (en) | 1997-04-16 |
Family
ID=19420983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN96109375A Pending CN1147603A (en) | 1995-08-18 | 1996-07-30 | Fan of air conditioner |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2815841B2 (en) |
| KR (1) | KR0120729Y1 (en) |
| CN (1) | CN1147603A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100356111C (en) * | 2004-09-24 | 2007-12-19 | 三星电子株式会社 | Multiblade fan and air conditioner with same |
| CN101204789B (en) * | 2006-12-19 | 2010-06-16 | 日立工机株式会社 | Portable belt sander |
| CN102198888A (en) * | 2010-03-26 | 2011-09-28 | 株式会社太星技研 | Air supply device |
| CN104421176A (en) * | 2013-08-28 | 2015-03-18 | 珠海格力电器股份有限公司 | Air purifier |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000044719A (en) * | 1998-12-30 | 2000-07-15 | 전주범 | Ventilating fan of gas boiler |
| JP3389912B2 (en) * | 2000-02-08 | 2003-03-24 | ウシオ電機株式会社 | Gas laser device |
| KR100468444B1 (en) * | 2002-03-29 | 2005-01-27 | 휴먼전자 주식회사 | Forming method fan for air conditioning |
| KR100910737B1 (en) * | 2008-03-25 | 2009-08-05 | 서경산업주식회사 | Water lifting machinery |
| KR101146605B1 (en) * | 2010-03-26 | 2012-05-16 | 주식회사 태성기연 | Air supplying apparatus |
| KR101146611B1 (en) * | 2010-04-23 | 2012-05-16 | 주식회사 태성기연 | Air supplying apparatus |
| KR102107342B1 (en) * | 2019-10-07 | 2020-05-08 | 주식회사 이앤에이치테크놀러지 | Cross-flow fan |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54146907U (en) * | 1978-04-05 | 1979-10-12 | ||
| JPS5578794U (en) * | 1978-11-22 | 1980-05-30 | ||
| JPH078594U (en) * | 1993-06-29 | 1995-02-07 | 富士工業株式会社 | Double-sided suction type multi-blade fan |
-
1995
- 1995-08-18 KR KR2019950021318U patent/KR0120729Y1/en not_active IP Right Cessation
-
1996
- 1996-07-30 CN CN96109375A patent/CN1147603A/en active Pending
- 1996-07-31 JP JP8201576A patent/JP2815841B2/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100356111C (en) * | 2004-09-24 | 2007-12-19 | 三星电子株式会社 | Multiblade fan and air conditioner with same |
| CN101204789B (en) * | 2006-12-19 | 2010-06-16 | 日立工机株式会社 | Portable belt sander |
| US8007345B2 (en) | 2006-12-19 | 2011-08-30 | Hitachi Koki Co., Ltd. | Portable belt sander |
| CN102198888A (en) * | 2010-03-26 | 2011-09-28 | 株式会社太星技研 | Air supply device |
| CN104421176A (en) * | 2013-08-28 | 2015-03-18 | 珠海格力电器股份有限公司 | Air purifier |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH09105398A (en) | 1997-04-22 |
| KR970010517U (en) | 1997-03-29 |
| KR0120729Y1 (en) | 1998-08-01 |
| JP2815841B2 (en) | 1998-10-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |