CN202659562U - Eccentric wind wheel and air processing device with same - Google Patents
Eccentric wind wheel and air processing device with same Download PDFInfo
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- CN202659562U CN202659562U CN 201220261111 CN201220261111U CN202659562U CN 202659562 U CN202659562 U CN 202659562U CN 201220261111 CN201220261111 CN 201220261111 CN 201220261111 U CN201220261111 U CN 201220261111U CN 202659562 U CN202659562 U CN 202659562U
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Abstract
The utility model discloses an eccentric wind wheel which comprises a hub, impellers and a base disc. The eccentric wind wheel is characterized in that the eccentric wind wheel has a bell-shaped structure and is provided with an upper wind guide wheel, a middle reinforced rib and a lower wind guide hole from up to bottom in sequence; the spatial height of the inner wall of the hub is H; the spatial width diameter of the inner wall of the hub is D0, wherein H is larger than 80mm, and D0 is larger than 90mm; the height of the reinforced rib at the middle part is H3, wherein H3 is 5-35mm. By arranging the bell-shaped hub with two small and large wind guide holes on an ordinary eccentric wind wheel and installing an ordinary small power motor inside the hub, the power of the motor of the wind wheel is reduced, the efficiency of the motor is increased, the costs of the wind wheel and the motor are reduced, and furthermore the overall efficiency and the cost-performance of an air-conditioner are increased under the condition that the strength is ensured; and the eccentric wind wheel has the advantages of being light in weight and good in strength, and meanwhile the motor is low in power consumption, small in heat radiation and the like.
Description
Technical field
The utility model relates to a kind of centrifugal wind wheel and has the air processor of this centrifugal wind wheel, is applicable to various air processors, belongs to the improvement technology of existing centrifugal wind wheel.
Background technique
Harsh energy environment issues forces each air-conditioning producer to reduce the raw-material consumption of air conditioner when improving the air conditioner efficiency day by day.Centrifugal wind wheel is as the key of air conditioner air-supply part, and the lifting of air-conditioning efficiency is played vital effect.How to alleviate the weight of wind wheel, reduce the raw-material consumption of wind wheel itself, reduce simultaneously the power of wind wheel motor, and improve the heating of motor, thereby reduce the cost of wind wheel and motor, improving electric efficiency is the important topic of each air-conditioning producer research.
Conventional traditional centrifugal wind wheel does not generally have the bell wheel hub, or has less inwall width and bell wheel hub highly.In addition, an air-guiding hole only is set generally on the wheel hub of conventional centrifugal wind wheel, is mainly convenient take wind wheel and installation, its purpose is not in order to improve motor air-flow and air quantity on every side.Thereby the perforated area of the air-guiding hole of general traditional centrifugal wind wheel is all smaller, and wind speed and air quantity around the motor are less than normal, is unfavorable for motor airflow radiating on every side, and power of motor is large.In addition, air-guiding hole is little, also is unfavorable for alleviating wind wheel weight.Also there is conventional centrifugal wind wheel in order to alleviate wind wheel weight a larger air-guiding hole to be set, so also because an air-guiding hole area is bigger than normal, the wheel hub space is little, causes wind wheel under the condition that runs up for a long time, wind wheel often occurs and splits the situations such as mashed in the wind wheel insufficient strength.Such as Fig. 1-shown in Figure 2, be plan view and the left view of traditional centrifugal wind wheel.Its wheel hub inner wall space is less, only has the air-guiding hole of small size on the wheel hub, and this air-guiding hole is mainly when wind wheel is installed, hand takes wind wheel convenient, in addition, air-guiding hole is distant apart from internal diameter blade, and its monolateral distance apart from the internal diameter blade root is greater than more than 30 millimeters.The shortcomings such as the centrifugal wind wheel of this kind routine has the wind wheel Heavy Weight, and air quantity is little around the motor, and it is severe that the motor feels hot, and electric efficiency is low, and power is large.Therefore, be necessary further improvement.
The model utility content
The purpose of this utility model aim to provide a kind of simple and reasonable, can improve wind wheel electric efficiency and wind wheel intensity, and alleviate wind wheel weight and reduce the centrifugal wind wheel of motor cost, to overcome deficiency of the prior art.
A kind of centrifugal wind wheel by the design of this purpose comprises wheel hub, blade and chassis, its structure characteristic be wheel hub be the bell structure and on the wheel hub to little being disposed with air-guiding hole, middle part stiffening rib and lower air-guiding hole.
Described wheel hub inner wall space height is H, and wheel hub inner wall space width diameter is D0, wherein H〉80mm, D0〉90mm.Described middle part stiffening rib height is H3, and H3=5-35mm.
Described lower air-guiding hole maximum outside diameter is D3, and wind wheel root internal diameter blade is D1, wherein (D1-D3)/2=3-20mm.
Described upper air-guiding hole and the area of contour sum of lower air-guiding hole on plane, place, chassis are S, and the area of the formed circle of lower air-guiding hole maximum outside diameter D3 is S2, S2=∏ * D3*D3/4 wherein, S/S2=0.45-0.75.The number of described upper air-guiding hole, lower air-guiding hole is 3-9.
Described wheel hub, blade and chassis and middle part stiffening rib all adopt the macromolecular material molding and forming.
A kind of air processor comprises apparatus main body, it is characterized in that also comprising centrifugal wind wheel claimed in claim 7.
The utility model is provided with bell wheel hub with big or small two air-guiding holes by the centrifugal wind wheel in routine, and conventional low-power machine can be installed in wheel hub inside, it can be under the prerequisite of proof strength, reduce the wind wheel power of motor, improve electric efficiency, and reduce wind wheel and motor cost, further promote the air conditioner efficiency and improve cost performance.The advantages such as it is lightweight and intensity good that it has wind wheel, and motor power consumption is low simultaneously, and it is little to generate heat.
Description of drawings
Fig. 1 is the plan view of traditional centrifugal wind wheel;
Fig. 2 is the left view of traditional centrifugal wind wheel;
Fig. 3 is the stereogram of the utility model centrifugal wind wheel;
Fig. 4 is the plan view of centrifugal wind wheel among Fig. 3;
Fig. 5 is the left view of centrifugal wind wheel among Fig. 3;
Fig. 6 is wheel hub inwall width and the plan view that highly defines in the explanatory drawing 3;
Fig. 7 is the plan view of explanatory drawing 3 Leaf internal diameters and the definition of lower air-guiding hole external diameter;
Fig. 8 is the plan view that the area of contour of air-guiding hole on plane, place, chassis defines about the wheel hub in the explanatory drawing 3.
Among the figure: 1 for being wheel hub, and 2 is blade, and 3 is the chassis, and 4 is upper air-guiding hole, and 5 is the middle part stiffening rib, and 6 is lower air-guiding hole.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described.
Referring to Fig. 3-Fig. 5, a kind of centrifugal wind wheel comprises wheel hub 1, blade 2, chassis 3, upper air-guiding hole 4, middle part stiffening rib 5 and lower air-guiding hole 6.Wheel hub 1 is and is provided with air-guiding hole 4, middle part stiffening rib 5 and lower air-guiding hole 6 on bell structure and the wheel hub 1.Middle part stiffening rib 5 is between upper air-guiding hole 4 and lower air-guiding hole 6, and the height of definition middle part stiffening rib 5 is H3, and H3=5-35mm is arranged, and namely the axial height of middle part stiffening rib 5 is in 5 to 35 millimeters scope.
Referring to Fig. 6, the internal face spatial altitude of definition bell wheel hub 1 is H, and wheel hub 1 inner wall space width diameter is D0, H〉80mm, D0〉90mm.In other words, can put a diameter in the inside of this bell wheel hub 1 is 90 millimeters, highly is 80 millimeters cylindrical body.Wheel hub 1 height and the width of this spatial structure can all be installed the motor (power input to machine is less than 300W) of conventional small-power structure, and are conducive to airflow radiating and ventilation around the motor.Simultaneously, the wheel hub 1 of this kind structure has the intensity height, can the establishment motor " drone " different sound and motor and mounting bracket or resonance and electromagnetic resonance noise between the backboard are installed.
Referring to Fig. 7, the maximum outside diameter of the lower air-guiding hole 6 of definition is D3, and the internal diameter of wind wheel root blade 2 is D1, and (D1-D3)/2=3-20mm is arranged.That is: the maximum position of opening of lower air-guiding hole 6 is 3 to 20 millimeters apart from the monolateral distance of the root internal diameter of blade 2.This distance can be in the weight that effectively alleviates wind wheel, guarantee the intensity on the chassis 3 of wind wheel, simultaneously also be conducive to improve the manufacturing efficiency of wind wheel, be conducive to adopt Hot runner Technology to reduce the injection time of wind wheel, also be conducive to the wind wheel injection molding and annotate the setting of cast gate, can effectively satisfy the requirement of manufacturing efficiency and production technology.
Referring to Fig. 8, the area of contour sum of air-guiding hole 4, lower air-guiding hole 63 place horizontal planes on the wind wheel chassis is S in the definition.The projection of upper air-guiding hole 4, lower air-guiding hole 63 place horizontal planes on the chassis shown in dash area among Fig. 8, the area addition of shade department among the figure, the area summation is S.The maximum outside diameter of lower air-guiding hole 6 is D3, the area of the formed circle of maximum outside diameter D3 is S2, S2=∏ * D3*D3/4 has S/S2=0.45-0.75, and namely up and down the perforate gross area rate of the air-guiding hole ratio that accounts for lower air-guiding hole 6 maximum outside diameter D3 position areas is 0.45 to 0.75.Perforate specific energy of the present utility model effectively guarantees the intensity of wind wheel and reduces the weight of wind wheel, and improves the heating of motor, reduction power of motor and lifting motor efficient.The number of upper air-guiding hole 4, lower air-guiding hole 6 is 3-9.In the present embodiment, the number of upper air-guiding hole 4 is 5, and the number of lower air-guiding hole 6 is 5.The ratio of upper air-guiding hole 4, lower air-guiding hole 6 total open areas and lower air-guiding hole 6 maximum outside diameter D3 place areas is 60%.
A kind of air processor comprises apparatus main body, also comprises the centrifugal wind wheel of above-mentioned feature.
Claims (8)
1. a centrifugal wind wheel comprises wheel hub (1), blade (2) and chassis (3), it is characterized in that wheel hub (1) is the bell structure and upward is disposed with upper air-guiding hole (4), middle part stiffening rib (5) and lower air-guiding hole (6) at wheel hub (1) from upper to little.
2. centrifugal wind wheel according to claim 1 is characterized in that described wheel hub (1) inner wall space height is H, and wheel hub (1) inner wall space width diameter is D0, wherein H〉80mm, D0〉90mm.
3. centrifugal wind wheel according to claim 1 is characterized in that described middle part stiffening rib (5) highly is H3, and H3=5-35mm.
4. centrifugal wind wheel according to claim 1 is characterized in that described lower air-guiding hole (6) maximum outside diameter is D3, and wind wheel root blade (2) internal diameter is D1, wherein (D1-D3)/2=3-20mm.
5. centrifugal wind wheel according to claim 1, the area of contour sum that it is characterized in that described upper air-guiding hole (4) and lower air-guiding hole (6) (3) plane, place on the chassis is S, the area of the formed circle of lower air-guiding hole (6) maximum outside diameter D3 is S2, S2=∏ * D3*D3/4 wherein, S/S2=0.45-0.75.
6. each described centrifugal wind wheel is characterized in that the number of described upper air-guiding hole (4), lower air-guiding hole (6) is 3-9 according to claim 1-5.
7. centrifugal wind wheel according to claim 6 is characterized in that described wheel hub (1), blade (2) and chassis (3) and middle part stiffening rib (5) all adopt the macromolecular material molding and forming.
8. an air processor comprises apparatus main body, it is characterized in that also comprising centrifugal wind wheel claimed in claim 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220261111 CN202659562U (en) | 2012-06-04 | 2012-06-04 | Eccentric wind wheel and air processing device with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220261111 CN202659562U (en) | 2012-06-04 | 2012-06-04 | Eccentric wind wheel and air processing device with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202659562U true CN202659562U (en) | 2013-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220261111 Expired - Lifetime CN202659562U (en) | 2012-06-04 | 2012-06-04 | Eccentric wind wheel and air processing device with same |
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| CN (1) | CN202659562U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103307025A (en) * | 2013-06-28 | 2013-09-18 | 开平市永强风机制造有限公司 | Impeller of air blower |
| CN105257592A (en) * | 2015-09-25 | 2016-01-20 | 宁波朗迪叶轮机械有限公司 | Injection molding centrifugal fan blade for air conditioner |
| CN105275871A (en) * | 2014-06-26 | 2016-01-27 | 珠海格力电器股份有限公司 | Centrifugal wind wheel and air conditioner using same |
| CN106122087A (en) * | 2016-08-30 | 2016-11-16 | 芜湖美智空调设备有限公司 | Centrifugal wind wheel and air-conditioner |
| CN106122086A (en) * | 2016-08-30 | 2016-11-16 | 芜湖美智空调设备有限公司 | Centrifugal wind wheel and air-conditioner |
| CN106122085A (en) * | 2016-08-30 | 2016-11-16 | 芜湖美智空调设备有限公司 | Centrifugal wind wheel and air-conditioner |
| CN106286386A (en) * | 2016-08-30 | 2017-01-04 | 芜湖美智空调设备有限公司 | Centrifugal wind wheel and air-conditioner |
| CN106369798A (en) * | 2016-08-30 | 2017-02-01 | 芜湖美智空调设备有限公司 | Centrifugal wind wheel and cabinet air conditioner |
| CN106545508A (en) * | 2015-09-21 | 2017-03-29 | 沈阳秋实农牧机械制造有限公司 | A kind of air stirring blower fan |
| CN110107514A (en) * | 2018-02-01 | 2019-08-09 | 佛山市建准电子有限公司 | Centrifugal fan and fan wheel thereof |
-
2012
- 2012-06-04 CN CN 201220261111 patent/CN202659562U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103307025A (en) * | 2013-06-28 | 2013-09-18 | 开平市永强风机制造有限公司 | Impeller of air blower |
| CN105275871A (en) * | 2014-06-26 | 2016-01-27 | 珠海格力电器股份有限公司 | Centrifugal wind wheel and air conditioner using same |
| CN106545508A (en) * | 2015-09-21 | 2017-03-29 | 沈阳秋实农牧机械制造有限公司 | A kind of air stirring blower fan |
| CN106545508B (en) * | 2015-09-21 | 2019-04-16 | 沈阳秋实农牧机械制造有限公司 | A kind of air stirring blower |
| CN105257592A (en) * | 2015-09-25 | 2016-01-20 | 宁波朗迪叶轮机械有限公司 | Injection molding centrifugal fan blade for air conditioner |
| CN106122087A (en) * | 2016-08-30 | 2016-11-16 | 芜湖美智空调设备有限公司 | Centrifugal wind wheel and air-conditioner |
| CN106286386A (en) * | 2016-08-30 | 2017-01-04 | 芜湖美智空调设备有限公司 | Centrifugal wind wheel and air-conditioner |
| CN106369798A (en) * | 2016-08-30 | 2017-02-01 | 芜湖美智空调设备有限公司 | Centrifugal wind wheel and cabinet air conditioner |
| CN106122085A (en) * | 2016-08-30 | 2016-11-16 | 芜湖美智空调设备有限公司 | Centrifugal wind wheel and air-conditioner |
| CN106122086A (en) * | 2016-08-30 | 2016-11-16 | 芜湖美智空调设备有限公司 | Centrifugal wind wheel and air-conditioner |
| CN106122085B (en) * | 2016-08-30 | 2019-04-19 | 芜湖美智空调设备有限公司 | Centrifugal wind wheel and air conditioner |
| CN106122086B (en) * | 2016-08-30 | 2019-04-19 | 芜湖美智空调设备有限公司 | Centrifugal wind wheel and air conditioner |
| CN110107514A (en) * | 2018-02-01 | 2019-08-09 | 佛山市建准电子有限公司 | Centrifugal fan and fan wheel thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130109 |