CN202152757U - Impeller of air feeder - Google Patents
Impeller of air feeder Download PDFInfo
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- CN202152757U CN202152757U CN201120124384XU CN201120124384U CN202152757U CN 202152757 U CN202152757 U CN 202152757U CN 201120124384X U CN201120124384X U CN 201120124384XU CN 201120124384 U CN201120124384 U CN 201120124384U CN 202152757 U CN202152757 U CN 202152757U
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Abstract
The utility model provides an impeller of an air feeder, which achieves light weight, low noises and low vibration by using blade components made of a composite material of a resin material and glass fibers. The impeller of the air feeder is formed by fixing a plurality of blade components in a cylindrical shape on a plurality of round-disc fixing plates and is characterized in that the material of the blade components is the composite material of the synthetic resin material and the glass fibers. The average thickness of the blade components ranges from 0.3mm to 0.8mm. In addition, the glass fibers contained in the blade components are oriented towards the insides of the surfaces of the blade components.
Description
Technical field
The impeller of the present invention about using in all kinds of gas fans such as fluid gas fan.
Background technique
In recent years, based on environmental protection and resource-effective consideration, along with the raising of the performance of gas fan, constantly require in the light-weighted while of improving impeller, realize low noise and low vibration.
The air feeder vane wheel of existing technology through reducing the thickness of blade part, has been realized lightweight, has been improved wind pushing performance; In addition, as the material of blade part, realized high rigidity and high-fire resistance through the plastics or the high-tensile steel sheet that use common aluminium, contain glass fibre,
Yet; If use the material of common aluminium as blade part; Comparing with steel plate has light-weighted effect really; But produce distortion because the tensile strength of aluminium material is low, influenced by external force, thereby make the thickness of blade part reduce the existence restriction, can not obtain satisfied lightweight effect.If use the material of high-tensile steel sheet as blade part, can realize satisfied wind pushing performance through the thickness that reduces blade part really, but since the ratio of steel plate great, can't obtain gratifying lightweight effect.
In order to address the above problem, patent documentation 1 provides a kind of impeller, and blade part has wherein reduced thickness through using aluminum alloy material AH5182-H19.In addition, also record in the document: if use the plastic production blade part that contains glass fibre, because the capability problems of machine shaping blade part reduces thickness and has restriction, nor can obtain gratifying heat resistance etc.
For lightweight and the low noise of realizing air feeder vane wheel, the impeller of patent documentation 1 record even the blade part that the thickness that has used aluminum alloy to process reduces because blade part is a metallic material, subtracts the bad characteristic that declines, can't be realized low noise.
When use contains the composite plastic making blade part of glass fibre, solve the method for noise problem, existing technology generally adopts the thickness of bulged blading parts.Yet, thickeied the thickness of blade part, can make the risings such as rigidity of blade part, cause subtracting the decline that declines, can't obtain satisfied noise reduction effect, more can't realize the lightweight effect.
Patent documentation 1:
Summary of the invention
In view of the above problems, the object of the present invention is to provide a kind of impeller, the blade part that it is processed through the composite material that uses resin material and glass fibre, thus realized lightweight, low noise and low vibration.
In order to address the above problem, the impeller of the 1st invention forms through a plurality of blade parts being cylindric being fixed on the many pieces of discoid fixed plates, and it is characterized in that: the material of blade part is the composite material of synthetic resin material and glass fibre; The average thickness range of blade part is at 0.3～0.8mm; And contained glass fibre is oriented in the surface of blade part in the blade part.
The impeller of the 2nd invention, on the impeller based on the 1st invention, it is characterized in that: the material of blade part is the composite material of synthetic resin material and glass fibre; And the weight percentage of contained glass fibre is 10%～40%.
The impeller of the 3rd invention, on the impeller based on the 1st invention or the 2nd invention, it is characterized in that: the material of blade part is the composite material of synthetic resin material and glass fibre; The surface elasticity coefficient of blade part (E ') be 2.5 * 10
9Pa～1.2 * 10
10Pa.
The impeller of the 4th invention, on the wherein arbitrary impeller of the 1st invention to the 3rd invention, it is characterized in that: the material of blade part is the composite material of synthetic resin material and glass fibre; And the weight percentage of contained glass fibre is 10%～40%; During the thermal creep of being placed in the groove of 60 ℃ of ambient temperatures by stationary support 1000 hours at the two ends of impeller was tested, the uneven variable quantity of impeller was converted into offset below 40 μ m.
Be the consideration of the average integral of the whirling vibration that produces with respect to the inhomogenous result of its rotating center owing to impeller based on uneven variable quantity, the present invention draws a bow to the full numerical value that the integral mean of the whirling vibration that the two ends of portion produce adds up, representes with the phase angle of size that vibration takes place and impeller as uneven variable quantity with the shaft of impeller and hub.In addition, offset converts and to refer to the offset that uneven variable quantity is represented with the distance of the center of gravity of impeller and rotary middle spindle.Uneven variable quantity can use (impeller weight * offset) to represent.
The impeller of the 5th invention on the wherein arbitrary impeller of the 1st invention to the 4th invention, is characterized in that: and the surface elasticity coefficient of blade part (E ') be 2.5 * 10
9Pa～1.2 * 10
10Pa; The orientation ratio of blade part is 1.15～1.4.
The orientation ratio here, as after state shown in the formula (1), be defined as: the ratio of surface elasticity coefficient (E ') of surface elasticity coefficient (E ') and the blade part that is shaped to existing technology thickness that is shaped to the blade part of thickness of the present invention.
The invention effect
Impeller of the present invention forms through a plurality of blade parts being cylindric being fixed on the many pieces of discoid fixed plates, and it is characterized in that: the material of blade part is the composite material of synthetic resin material and glass fibre; The average thickness range of blade part is at 0.3～0.8mm; And contained glass fibre is oriented in the surface of blade part in the blade part.Through a plurality of blade parts being the cylindric air feeder vane wheel that forms on the many pieces of discoid fixed plates that is fixed on, the resin impeller of its weight and existing technology (average thickness of its blade part is more than 1.2mm) is compared, and is relieved to below half.Realize lightweight even reduced the thickness of blade part, do not reduced the performance of impeller, but also can reduce the power of drives impeller.Because the thickness of blade part reduces to below half of existing technology thickness, Master Cost also can reduce to below half.In addition, the average thickness of blade part of the present invention reduces to 0.3mm～0.8mm, has not only realized lightweight but also through suitably disposing the glass fibre in the composite material, has improved the intensity of blade part more.
The impeller of the 2nd invention, the material of its blade part is the composite material of synthetic resin material and glass fibre; And the weight percentage of contained glass fibre is 10%～40%.Even the average thickness of the blade part of impeller has reduced to 0.3mm～0.8mm, owing to can glass fibre be configured in the face of blade part, thereby improved the intensity of blade part.
The impeller of the 3rd invention, the material of its blade part is the composite material of synthetic resin material and glass fibre; The surface elasticity coefficient of blade part (E ') be 2.5 * 10
9Pa～1.2 * 10
10Pa, loss tangent are 0.009～0.038.Therefore, impeller of the present invention is compared with the thicker blade part that same composite material is processed through reducing the thickness of blade part, the characteristic (post-equalization property) of have high elastic coefficient, recovering easily.
The impeller of the 4th invention, the material of its blade part is the composite material of synthetic resin material and glass fibre; And the weight percentage of contained glass fibre is 10%～40%; During the thermal creep of being placed in the groove of 60 ℃ of ambient temperatures by stationary support 1000 hours at the two ends of impeller was tested, the uneven variable quantity of impeller was converted into offset below 40 μ m.The uneven variable quantity of impeller of the present invention converts the back below 40 μ m through offset, and this numerical value has only the uneven variable quantity that uses the impeller of resin blade part in the existing technology through half of offset scaled value.Because the uneven variable quantity of impeller of the present invention is very little, therefore, impeller of the present invention because the vibration that rotation produces is very little, thereby can effectively alleviate vibrating noise in the running.
The impeller of the 5th invention, because the surface elasticity coefficient of its blade part (E ') be 2.5 * 10
9Pa～1.2 * 10
10Pa; And the orientation ratio of blade part (being shaped to the ratio of surface elasticity coefficient (E ') of surface elasticity coefficient (E ') and the blade part that is shaped to existing technology thickness of the blade part of thickness of the present invention) is 1.15～1.4, and glass fibre can be orientated configuration in the face of blade part.Thus, can realize the high elasticity and high post-equalization property of blade part.Although therefore blade part of the present invention has reduced thickness, can realize high tenacity and high rigidity.Use the impeller of this blade part, also had high tenacity and good post-equalization property.
Description of drawings
Fig. 1 is the front elevation of expression impeller of the present invention.
Fig. 2 is the explanatory drawing of the element of construction of expression impeller of the present invention.
Fig. 3 is the comparison diagram of unbalance response of the shaft side of expression impeller of the present invention and existing technology impeller.
Fig. 4 is the draw a bow to the full comparison diagram of unbalance response of portion's side of the hub of expression impeller of the present invention and existing technology impeller.
Fig. 5 is the comparison diagram of the air-supply efficient of expression impeller of the present invention and existing technology impeller.
Fig. 6 is the comparison diagram of the noise properties of expression impeller of the present invention and existing technology impeller.
Fig. 7 is the mould skeleton diagram of the slim vane parts sample that uses in the expression moulding impeller of the present invention.
Fig. 8 is the mould skeleton diagram of the thick blade part sample that uses in the expression moulding existing technology impeller.
Embodiment
According to accompanying drawing, mode of execution of the present invention is described.
Fig. 1 is the front elevation of expression impeller of the present invention.Fig. 2 is the explanatory drawing of the element of construction of expression impeller of the present invention.Fig. 3 is the comparison diagram of unbalance response of the shaft side of expression impeller of the present invention and existing technology impeller.Fig. 4 is the draw a bow to the full comparison diagram of unbalance response of portion's side of the hub of expression impeller of the present invention and existing technology impeller.Fig. 5 is the comparison diagram of the air-supply efficient of expression impeller of the present invention and existing technology impeller.Fig. 6 is the comparison diagram of the noise properties of expression impeller of the present invention and existing technology impeller.Fig. 7 is the mould skeleton diagram of the slim vane parts sample that uses in the expression moulding impeller of the present invention.Fig. 8 is the mould skeleton diagram of the thick blade part sample that uses in the expression moulding existing technology impeller.
< 1>structure of impeller of the present invention
< 2>structure of blade part (element of construction 2)
The element of construction 2 of impeller 1 is made up of disc-shaped part 3 and blade part 4.Material is composite material or the composite material of PP resin and glass fibre of composite material, ABS resin and the glass fibre of AS resin and glass fibre.Here the resin of being put down in writing is an example, and common synthetic resin can use as long as the moulding article have certain intensity.Disc-shaped part 3 is one-body molded through ejection formation, extrusion or extruding process etc. with blade part 4.The connection of each element of construction 2 can be carried out through bonding methods such as the fused methods of ultrasound.The hub that hub is drawn a bow to the full portion's side discs shape fixed plate 5 and is arranged on impeller 1 is drawn a bow to the full between the blade part 4 of element of construction 2 of end of portion's side, can connect through bonding methods such as the fused methods of ultrasound.
The demoulding gradient when blade part 4 of the element of construction 2 of impeller 1 is provided with moulding.The average thickness of blade part 4 preferably at 0.3～0.8mm, most preferably at 0.4～0.6mm.If the average thickness of blade part 4 less than 0.3mm, during according to method of forming moulding, causes the deterioration of moldability, thereby in the bad problem of tip portion generation moulding of blade part.If the average thickness of blade part 4 greater than 0.8mm, causes blade part 4 to become heavy, thereby can't realize the lightweight effect, cause the reduction in strength of blade part 4, i.e. generation can't make the problem of the interior configuration of face of glass fibre orientation blade part 4 simultaneously.
< 3>material of blade part (element of construction 2)
Describe in the face of the draw a bow to the full material of portion's side discs shape fixed plate 5 of the element of construction 2 of impeller 1 and hub down.Its material can be used composite material or the composite material of PP resin and glass fibre of composite material, ABS resin and the glass fibre of AS resin and glass fibre.The percentage of the glass fibre in the composite material preferably account for total weight 10%～40%, most preferably 10%～30%.If the percentage of contained glass fibre surpasses 40% of total weight, can cause the bad problem of blade part (element of construction 2) moulding; If the percentage of contained glass fibre is lower than 10% of total weight, the problem that can cause blade part intensity to reduce.
The material of the blade part of impeller of the present invention is used the composite material of resin material and glass fibre, and the elasticity coefficient of this composite material (E ') is 2.5 * 10
9Pa～1.2 * 10
10Pa.If the elasticity coefficient of composite material (E ') less than 2.5 * 10
9Pa, elasticity coefficient is low, can't realize recovering easily characteristic (post-equalization property); If surpass 1.2 * 10
10Pa can cause the blade part moulding of element of construction bad, can't obtain finished product.
Above-mentioned elasticity coefficient (E ') is to obtain through using determination of viscoelasticity appearance (the product RSA3 of TA instrument company) to measure the experiment slice that obtains by certain size sampling on the blade part after the moulding.During the mensuration of elasticity coefficient 7.2 ℃/minute of warming velocitys, measure and carry out under the frequency 1Hz condition.Measured load when elasticity coefficient is 20 ℃.
When the thickness attenuation of blade part shown in Figure 2, the elasticity coefficient (E ') of the resin material that uses in the blade part of impeller of the present invention and the composite material of glass fibre raises, when the thickness thickening of blade part, the trend that elasticity coefficient (E ') reduces.When thickness when 0.5mm is increased to 2mm, elasticity coefficient (E ') approximately is reduced to original half the.
In addition, if the content of glass fibre increases, elasticity coefficient (E ') also has the trend of increase.If the percentage of glass fibre is increased to 40% from 10%, elasticity coefficient (E ') approximately is original 3 times.
< 4>embodiment 1 and comparative example 1
Below, the present invention will be described in more detail with embodiment and comparative example.It is to be noted: the embodiment who states after the present invention is not limited to.
[embodiment 1]
In the present embodiment, use and to contain AS resin composite materials that weight ratio accounts for 20% glass fibre of all weight and made element of construction and the hub portion's side discs shape fixed plate of drawing a bow to the full.The blade part of element of construction has shape as shown in Figure 2, and average thickness is that 0.4mm, length are 79mm, totally 35 pieces of piece numbers.In the most external of blade part 4, the diameter of element of construction is 106mm.This element of construction obtains through ejection formation with the material of above-mentioned material.Subsequently, 8 element of construction 2, with and the hub made with material of the element of construction 2 portion's side discs shape fixed plate 5 of drawing a bow to the full processed impeller shown in Figure 1 through legal joint of ultrasonic wave.The impeller total length 635mm that processes, diameter 106mm, gross weight is 385g.
[comparative example 1]
The impeller of this comparative example, except the blade part of element of construction have crescent-shaped, average thickness 1.2mm and embodiment made impeller shown in Figure 1 equally.Impeller weight is 733g.
To the impeller of embodiment 1, compare through following test with comparative example 1 making.
[1] thermal creep performance
To the impeller of embodiment 1 with comparative example 1 making, its thermal creep is assessed through following method.With the impeller that said method is made, horizontal support shaft 6 and the hub portion 7 of drawing a bow to the full is placed in the thermostatic bath, and the thermostatic bath temperature is set in 60 ℃, has measured offset after 1000 hours.
[2] air-supply efficient
To the impeller of embodiment 1 with comparative example 1 making, its air-supply efficient is assessed through following method.The impeller sets that said method is made installs in the indoor apparatus of air conditioner, and this machine of air conditioner is set at the air-quantity measuring device, has measured the needed power consumption of air output and drives impeller.
[3] noise properties
To the impeller of embodiment 1 with comparative example 1 making, its noise properties is assessed through following method.The impeller sets that said method is made installs in the indoor apparatus of air conditioner, and this machine of air conditioner is set at the air-quantity measuring device, has measured the revolution of air output and impeller.In addition, it is indoor that this machine of air conditioner is hung over noise measuring, measured the revolution of level of noise and impeller.Relation to air output under the same revolution and level of noise is mapped.
The assessment result of thermal creep performance is represented with Fig. 3 and Fig. 4.Fig. 3 representes the comparative result of unbalance response of shaft side of impeller of embodiment's impeller and comparative example.Fig. 4 representes the draw a bow to the full comparative result of unbalance response of portion's side of the hub of impeller of embodiment's impeller and comparative example.
Among Fig. 3 and Fig. 4 in the existing technology impeller, when the average thickness of the blade part of element of construction was about 1.2mm, the uneven variable quantity of the shaft side of Fig. 3 B was that the draw a bow to the full uneven variable quantity of portion's side of the hub of 1.59gcm, Fig. 4 B is 2.33gcm.And in impeller of the present invention, when the average thickness of the blade part of element of construction was 0.4mm, the uneven variable quantity of the shaft side of Fig. 3 B was that the draw a bow to the full uneven variable quantity of portion's side of the hub of 0.35gcm, Fig. 4 B is 0.48gcm.
After offset converted, the offset of existing technology impeller was that the hub of 44 μ m, Fig. 4 A portion's side of drawing a bow to the full is 64 μ m in the shaft side of Fig. 3 A.And impeller of the present invention, its offset is that the hub of 19 μ m, Fig. 4 A portion's side of drawing a bow to the full is 24 μ m in the shaft side of Fig. 3 A.
Can know from above result: the uneven variable quantity of impeller of the present invention has only 19～23% of existing technology impeller, and offset is about 37～44% after converting.Therefore, though the long-time running of impeller of the present invention, generation that also can fine inhibition vibration, thus the performance of the gas fan that uses impeller of the present invention effectively improved.
The assessment result of air-supply efficient (power consumption) is represented with Fig. 5.Fig. 5 representes the air quantity (m of embodiment's impeller and comparative example impeller
3/ minute) and power consumption (w) concern comparison diagram.Can know from Fig. 5: when air quantity is 2m
3/ minute the time, compare with the impeller of existing technology, power consumption of the present invention has reduced about 5～6%.
The assessment result of noise properties is represented with Fig. 6.Fig. 6 representes the air quantity (m of embodiment's impeller and comparative example impeller
3/ minute) and level of noise (dB (A)) concern comparison diagram.Can know from Fig. 6: the impeller of impeller of the present invention and existing technology has equal performance.
More than, uneven variable quantity, air-supply efficient and the noise properties of the impeller of embodiment and comparative example compared.On noise properties, the characteristic of the two much at one.Yet on uneven variable quantity or air-supply efficient, the impeller of the present invention among the embodiment makes moderate progress.This is because the inner contained glass fibre of the blade part reason of configuration in the face of alignment surfaces almost.Simultaneously, but the glass fibre that contained being used to strengthens intensity in the slim vane parts of integral body quick hardening almost in the face on surface, dispose, improved the thermal creep characteristic, thereby uneven variable quantity is reduced.
Except that above-mentioned, because the average thickness of the blade part of impeller has reduced half, its weight has also alleviated half the.Therefore, the material weight that is used to make impeller also can reduce half the, thereby can significantly reduce material cost.
< 4>blade part of other mode of executions acquisitions
Below the blade part of the mode of execution of explanation acquisition also can use in the present invention.
That is, impeller of the present invention can use the surface elasticity coefficient 2.5 * 10
9Pa～1.2 * 10
10Pa, orientation ratio are at 1.15～1.4 blade part.
Shown in (1), orientation ratio is defined as here: the ratio of the surface elasticity coefficient (E ' (B)) that is shaped to the blade part of thickness of the present invention and the surface elasticity coefficient that is shaped to the blade part of existing technology thickness (E ' (A)).Be shaped to the existing technology average thickness blade part and after the comparative example 2 stated suitable, its elasticity coefficient (E ') is 5.3 * 10
9Pa.
Orientation ratio=E ' (B) }/E ' (A) } formula (1)
When orientation ratio less than 1.15 the time, can cause lightweight weak effect, problem that elasticity coefficient is not enough; And when orientation ratio surpasses 1.4, during according to method of forming moulding, can cause the deterioration of moldability, thereby in the bad problem of tip portion generation moulding of blade part.
In the present embodiment, the die temperature of moulding blade part is preferably at 20 ℃～80 ℃.When die temperature was in 20 ℃～80 ℃ scopes, the quick hardening of blade part ability improved glass fibre along being orientated characteristic in the surface of blade part.If the die temperature of moulding blade part is lower than 20 ℃, the curing of material resin is too rapid, needs the specially-shaped machine of high issuing velocity to come moulding, and the moulding cost is increased.If the die temperature of moulding blade part is higher than 80 ℃, needs spended time to cool off disc-shaped part, thereby increase the moulding cost indirectly.
Die temperature is controlled through following method.The cooling water of cooling die through die temperature adjusting machine be controlled at 20 ℃～80 ℃, the pressurization it is circulated in mould, through heat exchange die temperature roughly is controlled at certain state.
Describe with 2 pairs of these mode of executions of comparative example through embodiment 2～4.In embodiment 2～4 and comparative example 2, the die temperature during moulding moulded product is arranged on 50 ℃.
[embodiment 2]
Among the embodiment 2, used the composite material with embodiment's 1 same kind, orientation ratio is adjusted into 1.15.Orientation ratio is the ratio of surface elasticity coefficient (E ') of surface elasticity coefficient (E ') and the moulding article that mould-forming shown in Figure 8 is 1.2mm thickness of the moulding article of 0.8mm thickness for the mould-forming shown in Fig. 7 A.Die temperature during moulding moulded product is arranged on 50 ℃.Use the composite resin material with embodiment's 1 same kind, made orientation ratio and be 1.15 and and embodiment 1 have the impeller of same shape, and measured the thermal creep performance.
[embodiment 3]
Among the embodiment 3, used the composite material with embodiment's 1 same kind, orientation ratio is adjusted into 1.35.Orientation ratio is the ratio of surface elasticity coefficient (E ') of surface elasticity coefficient (E ') and the moulding article that mould-forming shown in Figure 8 is 1.2mm thickness of the moulding article of 0.4mm thickness for the mould-forming shown in Fig. 7 B.Die temperature during moulding moulded product is arranged on 50 ℃.Use the composite resin material with embodiment's 1 same kind, made orientation ratio and be 1.35 and and embodiment 1 have the impeller of same shape, and measured the thermal creep performance.
[embodiment 4]
Among the embodiment 4, used the composite material with embodiment's 1 same kind, orientation ratio is adjusted into 1.4.Orientation ratio is the ratio of surface elasticity coefficient (E ') of surface elasticity coefficient (E ') and the moulding article that mould-forming shown in Figure 8 is 1.2mm thickness of the moulding article of 0.3mm thickness for the mould-forming shown in Fig. 7 C.Die temperature during moulding moulded product is arranged on 50 ℃.Use the composite resin material with embodiment's 1 same kind, made orientation ratio and be 1.4 and and embodiment 1 have the impeller of same shape, and measured the thermal creep performance.
[comparative example 2]
In the comparative example 2, used the composite material with embodiment's 1 same kind, orientation ratio is adjusted into 1.0.Therefore, the moulding article of 1.2mm thickness shown in Figure 8, its elasticity coefficient (E ') is 5.3 * 10
9Pa.Die temperature during moulding moulded product is arranged on 50 ℃.Use the composite resin material with embodiment's 1 same kind, made orientation ratio and be 1.0 and and embodiment 1 have the impeller of same shape, and measured the thermal creep performance.
The result of embodiment 2～4 and comparative example 2 lists in the table 1.From knowing shown in the table 1: when the orientation ratio of blade material was between 1.15～1.4, the thermal creep performance of impeller was improved.The surface of observing the moulding article after thickness reduces is visible: the inner contained glass fibre of blade part is almost in the face on surface, promptly dispose along surperficial depth direction.Therefore, though thickness of the present invention reduces,, thereby improved the thermal creep performance of impeller owing to orientation ratio increases.
Table 1
| |
|
|
Comparative example 2 | |
| Orientation ratio | ?1.15 | ?1.35 | 1.4 | 1.0 |
| Die temperature | ?50℃ | ?50 |
50 |
50℃ |
| Average thickness | ?0.8mm | ?0.4mm | 0.3mm | 1.2mm |
| Offset (on average) | ?35μm | ?24μm | 19μm | 54μm |
[symbol description]
1 impeller
2 element of construction
3 disc-shaped parts
4 blade parts
The 5 hubs portion's side discs shape fixed plate of drawing a bow to the full
6 shafts
The 7 hubs portion of drawing a bow to the full
Claims (5)
1. the impeller of gas fan, this impeller forms through a plurality of blade parts being cylindric being fixed on the many pieces of discoid fixed plates, it is characterized in that:
The average thickness range of blade part is at 0.3～0.8mm; And
Contained glass fibre is oriented in the surface of blade part in the blade part.
2. impeller according to claim 1 is characterized in that:
The surface elasticity coefficient (E ') of blade part is 2.5 * 10
9Pa～1.2 * 10
10Pa.
3. impeller according to claim 1 and 2 is characterized in that:
During the thermal creep of being placed in the groove of 60 ℃ of ambient temperatures by stationary support 1000 hours at the two ends of impeller was tested, the uneven variable quantity of impeller was converted into offset below 40 μ m.
4. impeller according to claim 1 and 2 is characterized in that:
The surface elasticity coefficient (E ') of blade part is 2.5 * 10
9Pa～1.2 * 10
10Pa;
The orientation ratio of blade part is 1.15～1.4.
5. impeller according to claim 3 is characterized in that:
The surface elasticity coefficient (E ') of blade part is 2.5 * 10
9Pa～1.2 * 10
10Pa;
The orientation ratio of blade part is 1.15～1.4.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010103384 | 2010-04-28 | ||
| JP2010-103384 | 2010-04-28 | ||
| JP2010205721A JP5550181B2 (en) | 2010-04-28 | 2010-09-14 | Blower impeller |
| JP2010-205721 | 2010-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202152757U true CN202152757U (en) | 2012-02-29 |
Family
ID=45412790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120124384XU Expired - Lifetime CN202152757U (en) | 2010-04-28 | 2011-04-20 | Impeller of air feeder |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5550181B2 (en) |
| CN (1) | CN202152757U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102235380A (en) * | 2010-04-28 | 2011-11-09 | 日清纺精密机器株式会社 | Pressure fan impeller and impeller producing method |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014134163A (en) * | 2013-01-11 | 2014-07-24 | Nisshinbo Mechatronics Inc | Impeller for blower |
| JP6431663B2 (en) * | 2013-09-30 | 2018-11-28 | 日清紡メカトロニクス株式会社 | Blower impeller |
| JP2017214937A (en) * | 2017-09-19 | 2017-12-07 | 日清紡メカトロニクス株式会社 | Cross flow fan |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0333497A (en) * | 1989-06-30 | 1991-02-13 | Toshiba Corp | Lateral flow fan and material for it |
| JPH09112491A (en) * | 1995-10-19 | 1997-05-02 | Asahi Chem Ind Co Ltd | Air conditioner fan part excellent in dimensional accuracy |
| JPH10213091A (en) * | 1996-11-29 | 1998-08-11 | Matsushita Electric Ind Co Ltd | Blast fan for air conditioner and manufacture thereof |
| JP2002021774A (en) * | 2000-07-06 | 2002-01-23 | Matsushita Electric Ind Co Ltd | Air blowing fan for air conditioner |
-
2010
- 2010-09-14 JP JP2010205721A patent/JP5550181B2/en active Active
-
2011
- 2011-04-20 CN CN201120124384XU patent/CN202152757U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102235380A (en) * | 2010-04-28 | 2011-11-09 | 日清纺精密机器株式会社 | Pressure fan impeller and impeller producing method |
| CN102235380B (en) * | 2010-04-28 | 2016-02-17 | 日清纺精密机器株式会社 | Air feeder vane wheel and impeller manufacture method |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2011247245A (en) | 2011-12-08 |
| JP5550181B2 (en) | 2014-07-16 |
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| GR01 | Patent grant | ||
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Granted publication date: 20120229 |