CN106369798A - Centrifugal wind wheel and cabinet air conditioner - Google Patents
Centrifugal wind wheel and cabinet air conditioner Download PDFInfo
- Publication number
- CN106369798A CN106369798A CN201610768661.8A CN201610768661A CN106369798A CN 106369798 A CN106369798 A CN 106369798A CN 201610768661 A CN201610768661 A CN 201610768661A CN 106369798 A CN106369798 A CN 106369798A
- Authority
- CN
- China
- Prior art keywords
- centrifugal wind
- wheel hub
- noise reduction
- wind wheel
- reduction hole
- 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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
-
- 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
- F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/247—Active noise-suppression
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)
- Wind Motors (AREA)
Abstract
The invention discloses a centrifugal wind wheel and a cabinet air conditioner. The centrifugal wind wheel comprises a hub and a wheel arm which is connected with the hub, wherein a mounting hole for mounting a motor shaft is formed in the middle of the hub; the hub is provided with an outer side surface which faces a motor and an inner side surface which is opposite to the outer side surface; and noise reduction holes which are positioned in the periphery of the mounting hole are further formed in the hub, are inclined to a rotating direction of the centrifugal wind wheel from the inner side surface to the outer side surface. By the technical scheme of the invention, noises of the centrifugal wind wheel are reduced.
Description
Technical field
The present invention relates to air-conditioning technical field, particularly to a kind of centrifugal wind wheel and cabinet air-conditioner.
Background technology
It is usually provided with centrifugal wind wheel, centrifugal wind wheel can produce noise in the running, thus affecting user in cabinet air-conditioner
Experience.
Content of the invention
The main object of the present invention is to propose a kind of centrifugal wind wheel it is intended to reduce making an uproar of operationally producing of centrifugal wind wheel
Sound.
For achieving the above object, the spoke that centrifugal wind wheel proposed by the present invention includes wheel hub and connects described wheel hub, described
The middle part of wheel hub is provided with the installing hole that a power supply arbor is installed, and described wheel hub has the lateral surface towards motor, and with described
The relative medial surface of lateral surface, described wheel hub is additionally provided with the noise reduction hole positioned at described installing hole periphery, described noise reduction hole is from institute
Stating inner side towards described lateral surface is in tilt to the rotation direction of described centrifugal wind wheel.
Preferably, described spoke includes multiple spokes connecting described wheel hub, and multiple described spokes are set in distance.
Preferably, described noise reduction hole is arranged at the junction of described wheel hub and described spoke.
Preferably, the junction of each described wheel hub and described spoke, being provided with described wheel hub is in radially interval
The noise reduction hole at least described in two of arrangement..
Preferably, the junction of each described wheel hub and described spoke, is provided with the radial direction of described wheel hub and described wheel
Noise reduction hole described in two all staggering in the circumference of hub.
Preferably, when described centrifugal wind wheel rotates, the wavelength of the mechanical wave that described hub vibrational produces is λ, drops described in two
The odd-multiple for λ for the spacing radially in described wheel hub for the hole of making an uproar.
Preferably, described noise reduction hole is arranged at described in adjacent two between the junction of spoke and described wheel hub.
Preferably, the angle of inclination in described noise reduction hole is between 10 ° to 30 °.
Preferably, the lateral surface of described wheel hub is provided with the reinforcement positioned at described noise reduction hole peripheral.
The present invention also provides a kind of cabinet air-conditioner, and including centrifugal wind wheel, described centrifugal wind wheel includes wheel hub and connects described
The spoke of wheel hub, the middle part of described wheel hub is provided with the installing hole that a power supply arbor is installed, and described wheel hub has outer towards motor
Side, and the medial surface relative with described lateral surface, described wheel hub is additionally provided with the noise reduction hole positioned at described installing hole periphery,
Described noise reduction hole is in tilt to the rotation direction of described centrifugal wind wheel from described inner side towards described lateral surface.
Technical scheme passes through to open up the rotation direction inclination towards centrifugal wind wheel on the wheel hub of centrifugal wind wheel
Noise reduction hole, on the one hand reduce the rigidity of wheel hub, make the dromotropy of vibration, on the other hand make centrifugal wind wheel fan side and leaf
The air of piece side mutually circulates, thus reducing the formation of vortex, above-mentioned two aspect reduces the noise of centrifugal wind wheel jointly.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, acceptable
Structure according to these accompanying drawings obtains other accompanying drawings.
Fig. 1 is the structural representation of centrifugal wind wheel one embodiment of the present invention;
Fig. 2 is the top view of Fig. 1 centrifugal wind wheel;
Fig. 3 is the sectional view in Fig. 2 along m-m line;
Fig. 4 is mplifying structure schematic diagram at a in Fig. 3;
Fig. 5 is the structural representation of centrifugal wind wheel second embodiment of the present invention;
Fig. 6 is the structural representation of centrifugal wind wheel 3rd embodiment of the present invention;
Fig. 7 is the structural representation of centrifugal wind wheel fourth embodiment of the present invention;
Fig. 8 is the structural representation at another visual angle of centrifugal wind wheel in Fig. 1.
Drawing reference numeral illustrates:
The realization of the object of the invention, functional characteristics and advantage will be described further in conjunction with the embodiments referring to the drawings.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of not making creative work all its
His embodiment, broadly falls into the scope of protection of the invention.
If it is to be appreciated that relating to directivity instruction (such as up, down, left, right, before and after ...) in the embodiment of the present invention,
Then directionality instruction be only used for explain under a certain particular pose (as shown in drawings) relative position relation between each part,
Motion conditions etc., if this particular pose changes, directionality instruction also correspondingly changes therewith.
If in addition, relating to the description of " first ", " second " etc. in the embodiment of the present invention, should " first ", " second " etc.
Description be only used for describing purpose, and it is not intended that instruction or imply its relative importance or implicit indicate indicated skill
The quantity of art feature.Thus, define " first ", the feature of " second " can be expressed or implicitly include at least one this spy
Levy.In addition, the technical scheme between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
Based on enough realizations, will be understood that the knot of this technical scheme when the combination appearance of technical scheme is conflicting or cannot realize
Close and do not exist, also not within the protection domain of application claims.
The present invention proposes a kind of centrifugal wind wheel, and the cabinet air-conditioner being provided with this centrifugal wind wheel.
With reference to Fig. 1, centrifugal wind wheel 10 generally includes air inducing circle 11, blade 12 and blade seat, and the opposite end of blade 12 divides
Air inducing circle 11 and blade seat Dui Ying not connected.Blade seat includes wheel hub 13, spoke and mounting disc 15, and spoke connects mounting disc 15 He
Wheel hub 13.
In embodiments of the present invention, as depicted in figs. 1 and 2, centrifugal wind wheel 10 includes wheel hub 13 and connects described wheel hub 13
Spoke, the middle part of described wheel hub 13 is provided with the installing hole 130 that a power supply arbor is installed, and described wheel hub 13 has towards motor
Lateral surface, and the medial surface relative with described lateral surface, described wheel hub 13 are additionally provided with positioned at described installing hole 130 periphery
Noise reduction hole 131, described noise reduction hole 131 is in incline to the rotation direction of described centrifugal wind wheel from described inner side towards described lateral surface
Tiltedly.(with reference to Fig. 3 and Fig. 4).
Motor drives centrifugal wind wheel 10 when rotated, and mainly there are two aspects in source of making an uproar.On the one hand, line voltage is unstable, easily
Produce harmonic wave, this harmonic wave can impact to the operating of motor.Affected by this harmonic wave, during motor high-speed rotation,
Vibration is necessarily led to (because motor shaft is to there is portion gap with the inwall of installing hole 130 between motor shaft and centrifugal wind wheel 10
, even without the impact of harmonic wave, motor shaft also can produce mechanical vibration and wheel hub 13 between, here, harmonic wave can make vibration add
By force), this vibration can be conducted to spoke by wheel hub 13, is then conducted to mounting disc 15 by spoke, then conducts to blade 12,
The noise that whole blade 12 produces is larger.
On the other hand, centrifugal wind wheel 10 operationally, all can enter by the side of the motor side of centrifugal wind wheel 10 and air inducing circle 11
Wind, centrifugal wind wheel 10 is internal easily to produce vortex, thus producing noise.
In the present embodiment, noise reduction hole 131 is opened up on wheel hub 13, on the one hand can reduce the internal stress of wheel hub 13, thus
Reduce the rigidity of centrifugal wind wheel 10 in design strength allowed band, the centrifugal wind wheel 10 making has more preferable toughness, thus can
With the conduction vibrated during reducing wheel hub 13 and motor movement.
Opening up of noise reduction hole 131 can make the air of motor side and blade-side mutually circulate, thus reducing the formation of vortex,
And then reduce the noise that vortex produces.Furthermore, motor can drive centrifugal wind wheel 10 to turn clockwise, and may also be the inverse time
Pin rotates.Taking turn clockwise as a example, when air enters centrifugal wind wheel 10 inside by motor side, wheel hub is with respect to air-flow for here
Turn clockwise, conversely, air-flow makees up time reverse rotation with respect to wheel hub.Although opening up of noise reduction hole 131 can supply wheel hub two
The air circulation of side, because the air of motor side can enter from noise reduction hole 131, centrifugal wind wheel 10 is internal, and therefore, air-flow is relatively
It is along rotate counterclockwise in wheel hub 131, so, noise reduction hole 131 is arranged in the flow direction complying with air-flow, air-flow will be substantially reduced
Flow through the resistance in noise reduction hole, such that it is able to reduce the formation of vortex it is also possible to reduce the noise that air blast noise reduction hole produces.
In order to verify in the present embodiment, the effect to centrifugal wind wheel 10 noise reduction for the noise reduction hole 131, made with 9 centrifugal wind wheels 10
Test, wherein, 3 centrifugal wind wheels 10 do not open up noise reduction hole 131;3 centrifugal wind wheels 10 offer and provide direction perpendicular to wheel
The noise reduction hole 131 (follow-up referred to as vertical noise reduction hole) of hub, 3 centrifugal wind wheels 10 provide direction towards the rotation of centrifugal wind wheel 10
Direction tilts (follow-up referred to as inclination noise reduction hole).The noise reduction hole 131 of above-mentioned 6 centrifugal wind wheels 10 opens up quantity, position and size
All same), convey 220v constant voltage to motor simultaneously, and measure the noise that 9 centrifugal wind wheels 10 produce simultaneously.
Table 1, centrifugal wind wheel noise contrast table before and after perforate
From table 1, after opening up vertical noise reduction hole 131, the noise of centrifugal wind wheel 10 averagely reduces 1.43db.Open up and incline
Oblique deascension make an uproar hole 131 centrifugal wind wheel 10 with respect to the centrifugal wind wheel 10 not opening up noise reduction hole 131, noise averagely reduces
2.03db.
Technical scheme is passed through to open up the rotation side towards centrifugal wind wheel 10 on the wheel hub 13 of centrifugal wind wheel 10
To the noise reduction hole 131 tilting, on the one hand reduce the rigidity of wheel hub 13, make the dromotropy of vibration, on the other hand make centrifugation wind
Take turns 10 blower fan sides and the air of blade-side mutually circulates, thus reducing the formation of vortex, above-mentioned two aspect reduces jointly
The noise of centrifugal wind wheel 10.
See figures.1.and.2, in one embodiment, described spoke includes multiple spokes 14 connecting described wheel hub 13, multiple
Described spoke 14 is set in distance.So, the overall rigidity of mounting disc reduce further, and noise also can reduce.
In one embodiment, with continued reference to Fig. 1, in order to reduce noise further, described noise reduction hole 131 is arranged at described wheel
Hub 13 and the junction of described spoke 14.The vibration producing between motor shaft and wheel hub 13 is conducted to spoke by wheel hub 13 first
14, then conducted to mounting disc 15 by spoke 14, finally conducted to blade 12 by mounting disc 15.Because spoke 14 is in ribbon
Setting, in the process, the noise reduction hole 131 being arranged at wheel hub 13 and the junction of spoke 14 can effectively reduce spoke 14 to shaking
Dynamic conduction.In order to verify that noise reduction hole 131 is arranged at the noise reduction of wheel hub 13 and the junction of spoke 14, do following experiment:
Convey 220v constant voltage to motor simultaneously, and measure the noise that 6 centrifugal wind wheels 10 produce, wherein 3 centrifugal wind wheels simultaneously
10 noise reduction hole 131 is arranged at the middle part (in the middle part of referred to as) between installing hole 130 and wheel hub 13 periphery, 3 centrifugal wind wheels 10
Noise reduction hole 131 is arranged at the junction (abbreviation junction) of wheel hub 13 and spoke 14.
Table 2, noise reduction hole is arranged at the middle part of centrifugal wind wheel and the noise contrast table of junction
Can be drawn by table 2, noise reduction hole 131 is arranged at junction ratio and is arranged at middle part, noise relative reduction 1.03db.
On the basis of a upper embodiment, with reference to Fig. 1, Fig. 5 to Fig. 7, in order to reduce the biography to vibration for the wheel hub 13 further
Lead, in the present embodiment, the junction of each described wheel hub 13 and described spoke 14 be provided with positioned at described wheel hub 13 with described
First noise reduction hole of the junction of spoke 14 and the second noise reduction hole.Two noise reduction holes 131 are to the barriering effect of Vibration propagation more preferably.Two
The arrangement mode in noise reduction hole 131 can be wheel hub 13 circumference stagger arrangement or the radial direction in described wheel hub 13
Upper is in arrangement of staggering.Here, described first noise reduction hole and described second noise reduction hole radially setting in stacking in described wheel hub 13
Put, be equivalent to and be applied with two blockages to vibration, the conduction of vibration can be reduced further.
The shape in above-mentioned noise reduction hole 131 can be multiple, for example waist-shaped hole, circular hole, square opening, tri-angle-holed and other
Regular or irregular be all possible.In the present embodiment, described noise reduction hole 131 is waist-shaped hole, and described waist-shaped hole is along described
Wheel hub 13 circumferentially extending.During wheel hub 13 vibration, direction of vibration Shi Youqi conducts to edge at center, because waist-shaped hole is in length
Bar shaped, waist-shaped hole is preferable along the circumferentially extending barriering effect to vibration of wheel hub 13.
Referring to figs. 1 to Fig. 4, in order to reduce noise further, described first noise reduction hole and described second noise reduction hole are described
Radially the staggering of wheel hub 13, so, mechanical wave that wheel hub 13 vibration the produces conducting path on spoke 14 lengthens, and final passes
The amplitude of the mechanical wave being directed on blade 12 can weaken, thus reaching the effect of noise reduction.
On the basis of a upper embodiment, in order to reduce noise, the mechanical wave producing during described wheel hub 13 vibration further
Wavelength X, described first noise reduction hole and described second noise reduction hole are l in the spacing radially of described wheel hub 13, and wherein l is λ
Odd-multiple.Specifically, during vibration is conducted from wheel hub 13 to spoke 14, noise reduction hole 131 can produce phase to mechanical wave
Position postpones, and through the mechanical wave in the first noise reduction hole, will interfere with the mechanical wave entering the second noise reduction hole, because l is for λ's
Odd-multiple, so, the mechanical wave through the first noise reduction hole can be superimposed cancellation (crest with the mechanical wave entering the second noise reduction hole
Meet with trough), such that it is able to substantially reduce the conduction of vibration, noise is greatly reduced.
Here, λ is variable, different centrifugal wind wheel 10, its λ value is different, the motor of different rotating speeds, and λ value is not yet
With.So, drive the rotating speed of motor that centrifugal wind wheel 10 rotates to be generally 850rpm taking air-conditioner as a example, now can be with
The Motor drive centrifugal wind wheel 10 of 850rpm rotates, and measures the wavelength X of the mechanical wave that now centrifugal wind wheel 10 produces, then with
Based on l is the odd-multiple of λ, open up noise reduction hole 131.
With reference to Fig. 7, in another embodiment, described noise reduction hole 131 is arranged at spoke 14 described in adjacent two and institute
State between the junction of wheel hub 13.In order to verify the noise reduction in noise reduction hole 131 in the present embodiment, do following experiment: simultaneously to
Motor conveys 220v constant voltage, and measures the noise that 6 centrifugal wind wheels 10 produce, the wherein fall of 3 centrifugal wind wheels 10 simultaneously
Make an uproar the middle part (in the middle part of referred to as) that hole 131 is arranged between installing hole 130 and wheel hub 13 periphery, the noise reduction hole of 3 centrifugal wind wheels 10
131 are arranged at (abbreviation edge) between two adjacent spoke 14 and the junction of wheel hub 13.
Table 3, noise reduction hole is arranged at the middle part of centrifugal wind wheel and the noise contrast table of junction
Can be drawn by table 3, noise reduction hole 131 is arranged at edge and is arranged at middle part with respect to noise reduction hole 131, noise is average
Reduce 0.47db.
With reference to Fig. 3 and Fig. 4, in one embodiment, in order that the noise reduction in noise reduction hole 131 is more preferably, do following experiment: with
When convey 220v constant voltage to motor, and measure the noise that 15 centrifugal wind wheels 10 produce, the tilt angle alpha in noise reduction hole simultaneously
=0 ° of centrifugal wind wheel 10 has 3,15 ° have 3,30 ° have 3,45 ° have 3,3 of 60 °.(15 centrifugal wind wheels
10 noise reduction hole opens up that position, size and shape are all identical, and the position in noise reduction hole may be contained within wheel hub and spoke 14 junction)
Table 4, noise reduction hole is arranged at the middle part of centrifugal wind wheel and the noise contrast table of junction
As shown in Table 4, when α increases to 10 ° by 0 °, lower noise is inconspicuous, and when α increases to 30 ° by 10 °, noise is obvious
Reduce, and, noise is in reduced levels.When α increases to 45 ° by 30 °, noise gos up again;When α increases to 60 ° by 45 °, make an uproar
Sound continues to raise.
So, it is preferred embodiment that here takes α scope to be 10 ° to 30 °.Namely the angle of inclination in noise reduction hole 131 is at 10 ° extremely
Between 30 °.
With reference to Fig. 8, centrifugal wind wheel 10 rotating speed is higher, opens up noise reduction hole 131 and may result in noise reduction hole 131 on wheel hub 13
Periphery local strength weakens, and centrifugal wind wheel 10 operates for a long time and may result in noise reduction hole 131 periphery cracking.In the present embodiment,
In order to strengthen the intensity of wheel hub 13, described wheel hub 13 has the back side towards motor, and described noise reduction hole 131 has positioned at the described back of the body
The outer hole face in face, the periphery of described outer hole face is equipped with reinforcement 132.In the present embodiment, equally, with 6 centrifugal wind wheels 10
Test, 6 centrifugal wind wheels 10 all offer noise reduction hole 131 on wheel hub 13, and (noise reduction hole 131 opens up quantity, position and size
All same), the back side setting reinforcement 132 of wherein 3, in addition 3 are not provided with reinforcement 132.
Table 5, centrifugal wind wheel noise contrast table before and after setting ring stiffener
By this table 5 as can be seen that after setting ring stiffener 142, the noise of centrifugal wind wheel 10 slightly raises.
The analysis of causes: before setting ring stiffener 142, this is because ring stiffener 142 makes the whole of centrifugal wind wheel 10
Body rigidity strengthens again, and the effect that the benefit of perforate itself is very big is exactly to reduce the integral rigidity of centrifugal wind wheel 10, reducing
The transmission of vibration, is equivalent to, after setting ring stiffener 142, the beneficial effect reducing noise reduction hole 141 to a certain extent.As
Fruit is not provided with ring stiffener 142, and strong 10 degree of centrifugal wind wheel may can not meet requirement, leads to centrifugal wind wheel 10 in rotation
When occur rupture phenomenon.So in the case of less to noise effect, setting ring stiffener 142 can ensure raising
The service life of centrifugal wind wheel 10.
The foregoing is only the preferred embodiments of the present invention, not thereby limit the present invention the scope of the claims, every this
Under the inventive concept of invention, the equivalent structure transformation made using description of the invention and accompanying drawing content, or directly/indirectly use
In the scope of patent protection that other related technical fields are included in the present invention.
Claims (10)
1. a kind of centrifugal wind wheel, including the spoke of wheel hub and the described wheel hub of connection, the middle part of described wheel hub is provided with a power supply arbor
Install installing hole it is characterised in that described wheel hub has the lateral surface towards motor, and relative with described lateral surface in
Side, described wheel hub is additionally provided with the noise reduction hole positioned at described installing hole periphery, and described noise reduction hole is from described inner side towards described
Lateral surface is in tilt to the rotation direction of described centrifugal wind wheel.
2. centrifugal wind wheel as claimed in claim 1 is it is characterised in that described spoke includes multiple spokes connecting described wheel hub
Bar, multiple described spokes are set in distance.
3. centrifugal wind wheel as claimed in claim 2 is it is characterised in that described noise reduction hole is arranged at described wheel hub and described spoke
Junction.
4. centrifugal wind wheel as claimed in claim 3 is it is characterised in that the junction of each described wheel hub and described spoke, if
Being equipped with described wheel hub is in radially the noise reduction hole at least described in two being intervally arranged.
5. centrifugal wind wheel as claimed in claim 3 is it is characterised in that the junction of each described wheel hub and described spoke, if
The noise reduction hole described in two all staggered is equipped with the radial direction of described wheel hub and the circumference of described wheel hub.
6. centrifugal wind wheel as claimed in claim 5 is it is characterised in that when described centrifugal wind wheel rotates, described hub vibrational produces
The wavelength of raw mechanical wave is λ, noise reduction hole described in two described wheel hub spacing radially be λ odd-multiple.
7. centrifugal wind wheel as claimed in claim 2 it is characterised in that described noise reduction hole be arranged at spoke described in adjacent two with
Between the junction of described wheel hub.
8. centrifugal wind wheel as claimed in claim 1 it is characterised in that described noise reduction hole angle of inclination 10 ° to 30 ° it
Between.
9. centrifugal wind wheel as claimed in claim 1 is it is characterised in that the lateral surface of described wheel hub is provided with positioned at described noise reduction hole
The reinforcement of periphery.
10. a kind of cabinet air-conditioner is it is characterised in that include the centrifugal wind wheel as described in claim 1 to 9 any one.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610768661.8A CN106369798A (en) | 2016-08-30 | 2016-08-30 | Centrifugal wind wheel and cabinet air conditioner |
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Application Number | Priority Date | Filing Date | Title |
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CN201610768661.8A CN106369798A (en) | 2016-08-30 | 2016-08-30 | Centrifugal wind wheel and cabinet air conditioner |
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Family
ID=57901416
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CN201610768661.8A Pending CN106369798A (en) | 2016-08-30 | 2016-08-30 | Centrifugal wind wheel and cabinet air conditioner |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110025914A (en) * | 2018-01-12 | 2019-07-19 | 开利公司 | End cap type reagent nozzle |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003097488A (en) * | 2001-09-27 | 2003-04-03 | Hitachi Ltd | Centrifugal air blower and air conditioner |
CN101099044A (en) * | 2005-10-06 | 2008-01-02 | 三菱电机株式会社 | Turbo fan and air conditioner |
CN202659562U (en) * | 2012-06-04 | 2013-01-09 | 广东美的制冷设备有限公司 | Eccentric wind wheel and air processing device with same |
CN204283989U (en) * | 2014-05-26 | 2015-04-22 | 珠海格力电器股份有限公司 | Centrifugal blower and air conditioner using same |
CN204591782U (en) * | 2015-02-06 | 2015-08-26 | 一汽-法雷奥汽车空调有限公司 | Blower wheel and comprise the blower of this impeller |
CN204783822U (en) * | 2014-07-10 | 2015-11-18 | 松下知识产权经营株式会社 | Centrifugal aerator |
-
2016
- 2016-08-30 CN CN201610768661.8A patent/CN106369798A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003097488A (en) * | 2001-09-27 | 2003-04-03 | Hitachi Ltd | Centrifugal air blower and air conditioner |
CN101099044A (en) * | 2005-10-06 | 2008-01-02 | 三菱电机株式会社 | Turbo fan and air conditioner |
CN202659562U (en) * | 2012-06-04 | 2013-01-09 | 广东美的制冷设备有限公司 | Eccentric wind wheel and air processing device with same |
CN204283989U (en) * | 2014-05-26 | 2015-04-22 | 珠海格力电器股份有限公司 | Centrifugal blower and air conditioner using same |
CN204783822U (en) * | 2014-07-10 | 2015-11-18 | 松下知识产权经营株式会社 | Centrifugal aerator |
CN204591782U (en) * | 2015-02-06 | 2015-08-26 | 一汽-法雷奥汽车空调有限公司 | Blower wheel and comprise the blower of this impeller |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110025914A (en) * | 2018-01-12 | 2019-07-19 | 开利公司 | End cap type reagent nozzle |
US11305142B2 (en) | 2018-01-12 | 2022-04-19 | Carrier Corporation | End cap agent nozzle |
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Application publication date: 20170201 |