CN201326573Y - High-efficiency and low-noise axial-flow ventilator of textile air conditioner - Google Patents
High-efficiency and low-noise axial-flow ventilator of textile air conditioner Download PDFInfo
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- CN201326573Y CN201326573Y CNU2008202145147U CN200820214514U CN201326573Y CN 201326573 Y CN201326573 Y CN 201326573Y CN U2008202145147 U CNU2008202145147 U CN U2008202145147U CN 200820214514 U CN200820214514 U CN 200820214514U CN 201326573 Y CN201326573 Y CN 201326573Y
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Abstract
The utility model relates to high-efficiency and low-noise axial-flow ventilator of a textile air conditioner, which is mainly used for a humidification ventilating system in an air-conditioning chamber of a textile enterprise, and can also be used on ventilating occasions without corrosive gases. The axial-flow ventilator comprises a flow collector (1), an impeller (2), a machine shell (3) and an electric motor (4), and is characterized in that the impeller (2) is composed of an impeller hub (6) with a spherical surface and 3 to 6 forward leaning-bending airfoil blades (5) which are uniformly distributed on the hub. The axial-flow ventilator has the advantages of large flow, high wind pressure, high efficiency, low noise, wide working area, low producing as well as manufacturing costs and the like, and has good humidifying and ventilating effects for a textile air-conditioning system.
Description
(1) technical field
The utility model relates to a kind of propeller fan that is applicable to that textile enterprise's air conditioning chamber's humidifying ventiltion is used, and also can be used for the ventilation occasion of other no etchant gas, belongs to textile air-conditioner ventilation equipment technical field.
(2) background technique
The domestic ventilator that is used for the air for air conditioning in textile factories system is mainly FZ series weaving propeller fan at present.The core component of propeller fan is an impeller.FZ series axial fan impeller blade profile often adopts the narrow leaf type, and impeller hub is cylindrical, adopts upper and lower two folders watt fixing and locking-blade mounting handle.Its better performances, efficient height, but exist defectives such as noise height, lobe numbers are many, its noise pollution is serious,, complex structure many with material, manufacturing cost height.
(3) summary of the invention
The purpose of this utility model is in order to overcome the deficiency of above-mentioned existing blower fan, under the prerequisite that satisfies the needed performance of textile industry air-conditioning system, fan efficiency and power of motor, provide a kind of high-efficient low-noise textile air-conditioner propeller fan with high efficiency, low noise, low cost, simple in structure, function admirable.
The purpose of this utility model is achieved in that a kind of high-efficient low-noise textile air-conditioner propeller fan, comprise slip ring, impeller, casing and motor, described impeller is made up of the impeller hub with spherical surface and 3～6 antecurvature airfoil blades that lean forward that are evenly distributed on the wheel hub.
The utility model high-efficient low-noise textile air-conditioner propeller fan, the blade profile of described blade for the antecurvature airfoil that leans forward, its structure is: hub diameter is 0.35～0.45 with the ratio of impeller diameter, and length of blade is 240～600mm; Root of blade is that the blade relative length is that the relative established angle of blade of the primitive blade profile at 0 place is 0 °, and the chord length of its primitive blade profile is 0.4～0.45 with the ratio of length of blade; The blade relative length is that the relative established angle of blade of the primitive blade profile at 0.188 place is 0 °～3 °, and the chord length of its primitive blade profile is 0.5～0.55 with the ratio of length of blade; The blade relative length is that the relative established angle of blade of the primitive blade profile at 0.376 place is 0 °～3 °, and the chord length of its primitive blade profile is 0.55～0.6 with the ratio of length of blade; The blade relative length is that the relative established angle of blade of the primitive blade profile at 0.564 place is 0 °～3 °, and the chord length of its primitive blade profile is 0.6～0.65 with the ratio of length of blade; The blade relative length is that the relative established angle of blade of the primitive blade profile at 0.752 place is-3 °～0 °, and the chord length of its primitive blade profile is 0.65～0.7 with the ratio of length of blade; The blade relative length is that the relative established angle of blade of the primitive blade profile at 0.94 place is-8 °～-5 °, and the chord length of its primitive blade profile is 0.8～0.85 with the ratio of length of blade.
The utility model high-efficient low-noise textile air-conditioner propeller fan, described blade adopt cast aluminium alloy casting or high pressure die casting to form.
Impeller hub of the present utility model and blade fitting surface are spherical surface, and root of blade also is cast as sphere, and this has just guaranteed the gap of impeller hub and root of blade, and this gap does not change with the rotation change of blade installation angle.The petiole of blade be fixed on the wheel hub in the equally distributed blade groove and following vanes fixed plate together, institute is fastening by hexagon socket head cap screw, thereby has guaranteed that blade does not become flexible when impeller rotate.Be positioned at the tapered sleeve at hub spindle symmetry center position,, keyway arranged in the tapered sleeve, be used to connect motor and transferring power for impeller for convenience detach is provided with.
Textile air-conditioner of the present utility model uses propeller fan at flow 4000～360000m
3/ h, high efficiency, low noise running in total head 50～800Pa working zone, make this novel axial-flow blower have advantages such as flow is big, blast is high, efficient is high, noise is low, the working zone is broad, manufacturing cost is low, good result is arranged for the ventilation occasion of textile air condition system humidifying ventiltion and other no etchant gas.
(4) description of drawings
Fig. 1 is the side structure schematic representation of the utility model high-efficient low-noise textile air-conditioner propeller fan.
Fig. 2 is the end-face structure schematic representation of the utility model high-efficient low-noise textile air-conditioner axial fan impeller.
Fig. 3 is the schematic representation at the petiole position among Fig. 2.
Fig. 4 is the side view of Fig. 2.
Fig. 5 is the end-face structure schematic representation of the utility model high-efficient low-noise textile air-conditioner axial fan impeller blade.
Fig. 6 is the plan view of Fig. 5.
Reference character among the figure:
(5) embodiment
Referring to Fig. 1, the high-efficient low-noise textile air-conditioner propeller fan that the utility model relates to mainly is made up of slip ring 1, impeller 2, casing 3 and motor 4.The impeller 2 of axial-flow blower rotates under the drive of motor 4, makes blower fan produce inlet/outlet pressure reduction, thereby realizes the conveying of air.Wherein said impeller 2 mainly is made up of the wheel hub 6 with spherical surface and 3～6 antecurvature airfoil blades 5 that lean forward that are evenly distributed on the wheel hub, as shown in Figure 2.Wheel hub 6 is a spherical surface with the matching surface of blade 5, and the root of blade 5 also is cast as sphere, and this has just guaranteed the gap of wheel hub and root of blade, and this gap does not change with the rotation change of blade installation angle.The petiole of blade 5 be fixed on the wheel hub in the equally distributed blade groove and following vanes fixed plate 7 together, 8 on fastened bolt is fastening, thereby has guaranteed that blade is loosening when impeller rotates, as shown in Figure 3.Be positioned at the tapered sleeve 9 at hub spindle symmetry center position,, keyway arranged in the tapered sleeve, be used to connect motor and transferring power for impeller for convenience detach is provided with.Wheel hub back shroud 10 for convenience loosening blades are provided with to adjust blade installation angle and dismounting blade, and its structure as shown in Figure 4.
Claims (5)
1, a kind of high-efficient low-noise textile air-conditioner propeller fan, comprise slip ring (1), impeller (2), casing (3) and motor (4), it is characterized in that: described impeller (2) is made up of the impeller hub with spherical surface (6) and 3～6 antecurvature airfoil blades (5) that lean forward being evenly distributed on the wheel hub.
2, a kind of high-efficient low-noise textile air-conditioner propeller fan according to claim 1, the blade profile that it is characterized in that described blade (5) is the antecurvature airfoil that leans forward, its structure is: hub diameter is 0.35～0.45 with the ratio of impeller diameter, and length of blade is 240～600mm; Root of blade is that the blade relative length is that the relative established angle of blade of the primitive blade profile at 0 place is 0 °, and the chord length of its primitive blade profile is 0.4～0.45 with the ratio of length of blade; The blade relative length is that the relative established angle of blade of the primitive blade profile at 0.188 place is 0 °～3 °, and the chord length of its primitive blade profile is 0.5～0.55 with the ratio of length of blade; The blade relative length is that the relative established angle of blade of the primitive blade profile at 0.376 place is 0 °～3 °, and the chord length of its primitive blade profile is 0.55～0.6 with the ratio of length of blade; The blade relative length is that the relative established angle of blade of the primitive blade profile at 0.564 place is 0 °～3 °, and the chord length of its primitive blade profile is 0.6～0.65 with the ratio of length of blade; The blade relative length is that the relative established angle of blade of the primitive blade profile at 0.752 place is-3 °～0 °, and the chord length of its primitive blade profile is 0.65～0.7 with the ratio of length of blade; The blade relative length is that the relative established angle of blade of the primitive blade profile at 0.94 place is-8 °～-5 °, and the chord length of its primitive blade profile is 0.8～0.85 with the ratio of length of blade.
3, a kind of high-efficient low-noise textile air-conditioner propeller fan according to claim 1 and 2 is characterized in that described blade (5) adopts cast aluminium alloy casting or high pressure die casting to form.
4, a kind of high-efficient low-noise textile air-conditioner propeller fan according to claim 1 and 2, it is characterized in that the described wheel hub (6) and the matching surface of blade (5) are spherical surface, the root of blade (5) also is globulate, and the petiole of blade (5) is contained in the last equally distributed blade groove of wheel hub (6) and on the vanes fixed plate (7) below clamping bolt (8) is fastened on.
5, a kind of high-efficient low-noise textile air-conditioner propeller fan according to claim 3, it is characterized in that the described wheel hub (6) and the matching surface of blade (5) are spherical surface, the root of blade (5) also is globulate, and the petiole of blade (5) is contained in the last equally distributed blade groove of wheel hub (6) and on the vanes fixed plate (7) below clamping bolt (8) is fastened on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202145147U CN201326573Y (en) | 2008-12-22 | 2008-12-22 | High-efficiency and low-noise axial-flow ventilator of textile air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202145147U CN201326573Y (en) | 2008-12-22 | 2008-12-22 | High-efficiency and low-noise axial-flow ventilator of textile air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201326573Y true CN201326573Y (en) | 2009-10-14 |
Family
ID=41178546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202145147U Expired - Fee Related CN201326573Y (en) | 2008-12-22 | 2008-12-22 | High-efficiency and low-noise axial-flow ventilator of textile air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201326573Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102312848A (en) * | 2011-09-19 | 2012-01-11 | 江阴市驰星金属制造有限公司 | Efficient multi-air outlet energy-saving anti-explosion fan |
| CN103206392A (en) * | 2013-04-24 | 2013-07-17 | 浙江钜联风能机械有限公司 | Blade-adjustable ventilating machine |
| CN110541840A (en) * | 2019-10-08 | 2019-12-06 | 安徽理工大学 | Wet-type dust fall fan wheel |
-
2008
- 2008-12-22 CN CNU2008202145147U patent/CN201326573Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102312848A (en) * | 2011-09-19 | 2012-01-11 | 江阴市驰星金属制造有限公司 | Efficient multi-air outlet energy-saving anti-explosion fan |
| CN102312848B (en) * | 2011-09-19 | 2013-05-01 | 江阴市驰星金属制造有限公司 | Efficient multi-air outlet energy-saving anti-explosion fan |
| CN103206392A (en) * | 2013-04-24 | 2013-07-17 | 浙江钜联风能机械有限公司 | Blade-adjustable ventilating machine |
| CN103206392B (en) * | 2013-04-24 | 2015-06-24 | 浙江钜联风能机械有限公司 | Blade-adjustable ventilating machine |
| CN110541840A (en) * | 2019-10-08 | 2019-12-06 | 安徽理工大学 | Wet-type dust fall fan wheel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: JIANGYIN JINGYA FAN CO., LTD. Free format text: FORMER NAME: HONGDA FAN CO LTD, JIANGYIN CITY |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 214426, No. 42 Xinqiao North Road, Jiangyin, Jiangsu Patentee after: Jiangyin Jingya Fan Co., Ltd. Address before: 214426, No. 42 Xinqiao North Road, Jiangyin, Jiangsu Patentee before: Hongda Fan Co Ltd, Jiangyin City |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091014 Termination date: 20141222 |
|
| EXPY | Termination of patent right or utility model |