CN206917925U

CN206917925U - Tubular wine wheel and warm-air drier

Info

Publication number: CN206917925U
Application number: CN201720796411.5U
Authority: CN
Inventors: 王庆; 马列; 谭成波
Original assignee: Midea Group Co Ltd; GD Midea Environment Appliances Manufacturing Co Ltd
Current assignee: Midea Group Co Ltd; GD Midea Environment Appliances Manufacturing Co Ltd
Priority date: 2017-06-30
Filing date: 2017-06-30
Publication date: 2018-01-23
Anticipated expiration: 2027-06-30
Also published as: JP2020521912A; US20200158137A1; EP3633206B1; EP3633206A4; EP3633206A1; WO2019001107A1

Abstract

The utility model discloses the warm-air drier of a kind of tubular wine wheel and the application tubular wine wheel, wherein, the tubular wine wheel includes two fixed plates being oppositely arranged and some blades being connected between two fixed plates, outer rim of some blades along the fixed plate is intervally arranged, axis direction of the blade along the tubular wine wheel is more than or equal to 5 °, less than or equal to 40 ° in setting, the relative torsion angle at the blade both ends is reversed.The technical solution of the utility model can reduce the operating noise of warm-air drier, improve the usage comfort of user.

Description

Tubular wine wheel and warm-air drier

Technical field

It the utility model is related to warm-air drier technical field, more particularly to a kind of tubular wine wheel and warming up using the tubular wine wheel Blower fan.

Background technology

At present, warm-air drier is as a kind of new heating system, because its is easy to use, simple operation and other advantages and it is universal Use.But the noise during work of existing warm-air drier is universal higher, more influences the usage comfort of user.

Utility model content

Main purpose of the present utility model is to provide a kind of tubular wine wheel, it is intended to reduces the operating noise of warm-air drier, improves The usage comfort of user.

To achieve the above object, the utility model proposes tubular wine wheel include two fixed plates being oppositely arranged and being connected to Some blades between two fixed plates, outer rim of some blades along the fixed plate are intervally arranged, the blade edge The axis direction of the tubular wine wheel is set in reversing, the relative torsion angle at the blade both ends be more than or equal to 5 °, less than etc. In 40 °.

Alternatively, axis direction of the blade along the tubular wine wheel is obliquely installed between two fixed plates, institute State and angle theta is formed between blade and the fixed plate, 85 °≤θ≤88 °.

Alternatively, the cross section of the blade is arc, and the chord length scope of the arc is 6mm~8mm.

Alternatively, the thickness range of the blade is 0.3mm~0.5mm.

Alternatively, the scope of the outer diameter D of the tubular wine wheel is 30mm~100mm, and/or, the length of the tubular wine wheel Degree scope is 150mm~600mm.

Alternatively, the blade quantity of the tubular wine wheel is 18~25.

Alternatively, the impeller diameter ratio d/D of tubular wine wheel scope is 0.7~0.85.

Alternatively, the tubular wine wheel includes some first blades and some second blades, the width of first blade More than the width of second blade, some first blades and some second blade alternates are set；And/or

Spacing size between the blade is arranged alternately.

The utility model also proposes a kind of warm-air drier, and the warm-air drier includes housing and the air channel group in the housing Part, the ducting assembly include spiral case and tubular wine wheel, and the tubular wine wheel includes two fixed plates being oppositely arranged and is connected to Some blades between two fixed plates, outer rim of some blades along the fixed plate are intervally arranged, the blade edge The axis direction of the tubular wine wheel is set in reversing, the relative torsion angle at the blade both ends be more than or equal to 5 °, less than etc. In 40 °, the tubular wine wheel is installed in the spiral case.

Alternatively, one end of the tubular wine wheel is provided with rotating shaft, and the spiral case is provided with bearing holder (housing, cover), and the rotating shaft is placed in institute State in bearing holder (housing, cover).

Alternatively, the tubular wine wheel is not provided with the end of the rotating shaft and is provided with axle sleeve, and the ducting assembly also includes dress Located at the motor of the spiral case, the axle sleeve is sheathed on the output shaft of the motor.

The technical solution of the utility model, by the way that each blade of tubular wine wheel to be arranged to the axis along the tubular wine wheel The blade that direction is set in reversing, and the relative torsion angle at each blade both ends is more than or equal to 5 °, less than or equal to 40 °, can So that the tubular wine wheel is at work, each position on same blade can in pass through at different moments tubular wine wheel and spiral case it Between minimum clearance so that the species and frequency diverse of noise caused by each position on same blade so that tubular wine wheel The species of noise during operating is more, frequency range is more wide in range, so as to avoid the noise of identical type and frequency from being superimposed and band The resonance peak come, that is, in the frequency set for avoiding noise, noise intensity is reduced, and then the work for reducing warm-air drier is made an uproar Sound, improve the usage comfort of user.

Brief description of the drawings

, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.

Fig. 1 is the explosive view of the embodiment of the utility model warm-air drier one；

Fig. 2 is the explosive view of ducting assembly in Fig. 1；

Fig. 3 is the mplifying structure schematic diagram at III in Fig. 2；

Fig. 4 is the top view of tubular wine wheel in Fig. 2；

Fig. 5 is the mplifying structure schematic diagram at V in Fig. 2；

Fig. 6 is the top view of another embodiment of the utility model tubular wine wheel.

Drawing reference numeral explanation：

Label	Title	Label	Title
				100	Warm-air drier	315b	Second blade
10	Base	33	Spiral case
				30	Ducting assembly	331	Bearing holder (housing, cover)
31	Tubular wine wheel	35	Motor
				311	Fixed plate	351	Output shaft
3111	Rotating shaft	50	Housing
				3113	Axle sleeve	51	Fore shell
315	Blade	53	Rear shell
				315a	First blade

Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise Lower obtained every other embodiment, belong to the scope of the utility model protection.

It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment It is only used for explaining relative position relation under a certain particular pose (as shown in drawings) between each part, motion conditions etc., such as When the fruit particular pose changes, then directionality instruction also correspondingly changes therewith.

In addition, and it can not be managed in the utility model such as relating to the description of " first ", " second " etc. is only used for describing purpose Solve to indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " the One ", at least one this feature can be expressed or be implicitly included to the feature of " second ".It is " more in description of the present utility model It is individual " it is meant that at least two, such as two, three etc., unless otherwise specifically defined.

In the utility model, unless otherwise clearly defined and limited, term " connection ", " fixation " etc. should do broad sense reason Solution, for example, " fixation " can be fixedly connected or be detachably connected, or integrally；Can mechanically connect, also may be used Be electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, can be the connection of two element internals Or the interaction relationship of two elements, limited unless otherwise clear and definite.For the ordinary skill in the art, can be with Concrete meaning of the above-mentioned term in the utility model is understood as the case may be.

In addition, the technical scheme between each embodiment of the utility model can be combined with each other, but must be with ability Domain those of ordinary skill can be implemented as basis, will be understood that when the combination appearance of technical scheme is conflicting or can not realize The combination of this technical scheme is not present, also not within the protection domain of the requires of the utility model.

The utility model proposes a kind of tubular wine wheel 31.

As depicted in figs. 1 and 2, the utility model tubular wine wheel 31 is applied in a warm-air drier 100, and the warm-air drier 100 wraps Include：

Base 10；

Housing 50, the housing 50 are located at the base 10；

Specifically, housing 50 includes fore shell 51 and the rear shell 53 being connected with the fore shell 51, and fore shell 51 encloses shape with rear shell 53 (do not indicated) into an accommodating chamber, ducting assembly 30, heating component (not shown) for accommodating warm-air drier 100 etc..Fore shell 51 is opened (do not indicated) provided with air outlet, rear shell 53 offers air inlet (not indicating), and air-flow enters housing 50 by the air inlet of rear shell 53 Interior accommodating chamber, accelerate successively by ducting assembly 30 afterwards and heating component heats, finally blown out by the air outlet of fore shell 51.

The ducting assembly 30 of the warm-air drier 100 includes spiral case 33 and the tubular wine wheel 31 located at the spiral case 33.

Specifically, as shown in Fig. 2, Fig. 3 and Fig. 5, in the embodiment of the utility model tubular wine wheel 31 1, the through-flow Wind wheel 31 includes two fixed plates 311 being oppositely arranged and some blades 315 being connected between two fixed plates 311, some Outer rim of the blade 315 along the fixed plate 311 is intervally arranged, axis side of the blade 315 along the tubular wine wheel 31 To in setting is reversed, the relative torsion angle at the both ends of blade 315 is more than or equal to 5 °, less than or equal to 40 °.

Now it is introduced so that warm-air drier 100 is horizontal positioned as an example.

In the present embodiment, each fixed plate 311 is rounded, and horizontally extending setting, and two fixed plates 311 are along perpendicular Nogata is to arrangement, and plate face be arranged in parallel.The both ends of each blade 315 are individually fixed in two fixed plates 311, and each blade 315 end is respectively positioned on the outer rim of fixed plate 311.So, tubular wine wheel 31 is generally cylindrical, and its axis is in vertical direction It is extended.Also, be additionally provided between two fixed plates 311 it is some be parallel to each other and spaced reinforcing plate (not indicating), Each blade 315 both passes through some reinforcing plates, to play a part of strengthening the structural strength of tubular wine wheel 31.

Specifically, as shown in Fig. 2 often rising certain distance along the axis direction of tubular wine wheel 31, blade 315 just passes through along this Flow the circumferential of wind wheel 31 and reverse certain angle, and gradually reversed by lower end to upper end, finally cause each blade two about 315 Hold relative torsion angle (i.e. respectively close to the both ends of two fixed plates 311) more than or equal to 5 °, less than or equal to 40 ° (i.e. 5 °~ Between 40 °).So, the tubular wine wheel 31 can make it that at work, each position on same blade 315 can be in difference Moment is by the minimum clearance between tubular wine wheel 31 and spiral case 33 so that noise caused by each position on same blade 315 Species and frequency diverse.

Accordingly, it is to be understood that, the technical solution of the utility model, by the way that each blade 315 of tubular wine wheel 31 is set The blade 315 set along the axis direction of the tubular wine wheel 31 in reversing is set to, and makes the relative torsion at each both ends of blade 315 Angle is more than or equal to 5 °, less than or equal to 40 °, may be such that the tubular wine wheel 31 at work, each position on same blade 315 Can be in the minimum clearance passed through at different moments between tubular wine wheel 31 and spiral case 33 so that each position on same blade 315 The species and frequency diverse of caused noise so that the species of noise when tubular wine wheel 31 operates is more, frequency range more Widen general, so as to avoid the noise of identical type and frequency from being superimposed and the resonance peak that brings, that is, avoid the frequency set of noise In, noise intensity is reduced, and then the operating noise of warm-air drier 100 is reduced, improve the usage comfort of user.

As shown in figure 3, axis direction of the blade 315 along the tubular wine wheel 31 is obliquely installed in two fixed plates Between 311, angle theta is formed between the blade 315 and the fixed plate 311,85 °≤θ≤88 °.

Specifically, each blade 315 is elongated, and each blade 315 is (i.e. perpendicular along the axis direction of tubular wine wheel 31 Nogata to, that is, above-below direction) the oblique blade 315 or helical blade 315 that are obliquely installed, i.e. the extension side of each blade 315 To not parallel with the axis direction of tubular wine wheel 31, also, each blade 315 and the angle of fixed plate 311 are θ, and 85 °≤θ ≤88°.So, for compared with vertical vane (blade 315 being vertical setting with fixed plate 311), on the one hand, further ensure Each position on same blade 315 can in the minimum clearance passed through at different moments between tubular wine wheel 31 and spiral case 33, So as to further avoid the generation of the noise of identical type and frequency and superposition, in the frequency set for avoiding noise, reduce Noise intensity；On the other hand, such setting, it also may be such that each blade 315 in the circumference of tubular wine wheel 31 can be separated by not It is mutually of the same race to avoid each generation of blade 315 by the minimum clearance between tubular wine wheel 31 and spiral case 33 for same time interval The noise of class and frequency, and then the superposition of the noise of identical type and frequency caused by each blade 315 is avoided, further drop Low noise intensity.

As shown in figure 4, the cross section of the blade 315 is arc, the chord length scope of the arc is 6mm~8mm.

Specifically, blade 315 is generally curved in the section on the vertical axial plane direction of tubular wine wheel 31, the arc Chord length scope is 6mm~8mm.

The thickness range of the blade 315 is 0.3mm~0.5mm.

The scope of the outer diameter D of the tubular wine wheel 31 is 30mm~100mm, and/or, the length range of the tubular wine wheel For 150mm~600mm.

The impeller diameter ratio d/D of the tubular wine wheel 31 scope is 0.7~0.85.

Specifically, it is located substantially at together close to the side in the axle center of tubular wine wheel 31 further referring to Fig. 4, each blade 315 On one circumference, the diameter d of the circumference and the ratio d/D of the outer diameter D of tubular wine wheel 31 scope are 0.7~0.85.

By the setting of above-mentioned parameter, the air quantity of tubular wine wheel 31 can be effectively improved, while causes the consumption of tubular wine wheel 31 Material is few, in light weight, so as to effectively reducing the load of motor 35 under certain air quantity, and then is reduced under certain air quantity The purpose of the noise of warm-air drier 100.

As shown in figure 4, the quantity of blade 315 of the tubular wine wheel 31 is 18~25.In this way, can further it be advantageous to The air intake of blade 315 is with sweeping wind so that tubular wine wheel 31 can produce bigger air quantity, so as under conditions of air quantity is certain, drop The load of low motor 35, and then the noise of warm-air drier 100 is minimized.

As shown in fig. 6, in 31 another embodiment of the utility model tubular wine wheel, the tubular wine wheel 31 includes some the One blade 315a and some second blade 315b, the first blade 315a width are more than the width of the second blade 315b Degree, some first blade 315a and some second blade 315b are arranged alternately.

Specifically, the first blade 315a chord length is arranged to 7.4mm, and its impeller diameter ratio is arranged to 0.79；Second blade 315b Chord length be arranged to 7.0mm, its impeller diameter ratio is arranged to 0.78.

So, big and small blade is alternately arranged, and can not only keep higher air quantity, while also alternately swept using big and small blade Wind, effective distribution blade 315 sweep frequency noise caused by wind, reduce the too strong caused howling of same frequency range noise, so that Obtaining the noise of warm-air drier 100 is effectively reduced.

In addition, in 31 another embodiment of the utility model tubular wine wheel, the spacing size alternating between the blade 315 Set.Specifically, can be that two kinds of spacing of 5.0mm, 5.3mm are arranged alternately according to spacing between blade 315.So, can also divide Noise intensity is dissipated, reaches the purpose of noise reduction.

The utility model also proposes a kind of warm-air drier 100, and the warm-air drier 100 includes housing 50 and located at the housing 50 Interior ducting assembly 30, the ducting assembly 30 include spiral case 33 and foregoing tubular wine wheel 31.Due to this warm-air drier 100 Employ whole technical schemes of foregoing all embodiments, therefore institute at least caused by the technical scheme with previous embodiment There is beneficial effect, this is no longer going to repeat them.Wherein, the tubular wine wheel 31 is installed in the spiral case 33.

As shown in Figure 2 and Figure 5, one end of the tubular wine wheel 31 is provided with rotating shaft 3111, and the spiral case 33 is provided with bearing holder (housing, cover) 331, the rotating shaft 3111 is placed in the bearing holder (housing, cover) 331.

In the present embodiment, rotating shaft 3111, rotating shaft 3111 are installed with the fixed plate 311 of 31 top one end of tubular wine wheel The fixed plate 311 is convexly equipped in towards the surface of spiral case 33, correspondingly, spiral case 33 is towards being installed with bearing holder (housing, cover) at the rotating shaft 3111 331, bearing is installed with the bearing holder (housing, cover) 331.Rotating shaft 3111 is placed in the bearing holder (housing, cover) 331, and is inserted in the inner ring of bearing. Specifically, rubber axis bearing sleeve can be selected in bearing holder (housing, cover) 331.

It so, it is possible effectively to reduce the vibration in the rotation process of tubular wine wheel 31 so that the rotation of tubular wine wheel 31 is more Steadily so that the structure of warm-air drier 100 is more stable, meanwhile, the reduction of vibration, the stabilization of structure, it can also effectively reduce warm wind The noise of machine 100.

As shown in Figures 2 and 3, the tubular wine wheel 31 is not provided with the end of the rotating shaft 3111 and is provided with axle sleeve 3113, institute The motor 35 that ducting assembly 30 also includes being installed in the spiral case 33 is stated, the axle sleeve 3113 is sheathed on the output of the motor 35 Axle 351.

In the present embodiment, the fixed plate 311 that the one end of rotating shaft 3111 is not provided with positioned at tubular wine wheel 31 is installed with axle sleeve 3113, The axle sleeve 3113 is arranged and is fastened in the output shaft 351 of motor 35.So, motor 35 rotates, and the output shaft 351 of motor 35 drives Axle sleeve 3113 rotates, and axle sleeve 3113 is fixedly arranged on plate fixed board and then drives tubular wine wheel 31 to rotate, now, positioned at the rotating shaft of the other end 3111 in rotation in bearing holder (housing, cover) 331.Specifically, silica gel sheath can be selected in axle sleeve 3113, and is used with the output shaft 351 of motor 35 The mode of cooperation of being full of is attached, simple and convenient without screw, assembling.Meanwhile the reduction of part, on the one hand reduce part it Between vibration, on the other hand reduce the load of motor 35, and then effectively reduce the noise of warm-air drier 100.

Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, Every equivalent structure change under inventive concept of the present utility model, made using the utility model specification and accompanying drawing content Change, or directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.

Claims

1. a kind of tubular wine wheel, applied to warm-air drier, the tubular wine wheel includes two fixed plates being oppositely arranged and is connected to two Some blades between the fixed plate, outer rim of some blades along the fixed plate are intervally arranged, it is characterised in that institute State axis direction of the blade along the tubular wine wheel and be more than or equal in setting, the relative torsion angle at the blade both ends is reversed 5 °, less than or equal to 40 °.

2. tubular wine wheel as claimed in claim 1, it is characterised in that axis direction of the blade along the tubular wine wheel inclines Tiltedly it is arranged between two fixed plates, forms angle theta between the blade and the fixed plate, 85 °≤θ≤88 °.

3. tubular wine wheel as claimed in claim 1, it is characterised in that the cross section of the blade is arc, the string of the arc Long scope is 6mm~8mm.

4. tubular wine wheel as claimed in claim 1, it is characterised in that the thickness range of the blade is 0.3mm~0.5mm.

5. tubular wine wheel as claimed in claim 1, it is characterised in that the scope of the outer diameter D of the tubular wine wheel be 30mm~ 100mm, and/or, the length range of the tubular wine wheel is 150mm~600mm.

6. tubular wine wheel as claimed in claim 1, it is characterised in that the blade quantity of the tubular wine wheel is 18~25 Piece.

7. the tubular wine wheel as described in any one of claim 1 to 6, it is characterised in that the impeller diameter ratio d/D's of the tubular wine wheel Scope is 0.7~0.85.

8. tubular wine wheel as claimed in claim 7, it is characterised in that the tubular wine wheel includes some first blades and some Second blade, the width of first blade are more than the width of second blade, some first blades and some described Second blade alternate is set；And/or

Spacing size between the blade is arranged alternately.

9. a kind of warm-air drier, it is characterised in that the warm-air drier includes housing and the ducting assembly in the housing, described Ducting assembly includes spiral case and the tubular wine wheel as described in any one of claim 1 to 8, and the tubular wine wheel is installed in the snail Shell.

10. warm-air drier as claimed in claim 9, it is characterised in that one end of the tubular wine wheel is provided with rotating shaft, the spiral case Provided with bearing holder (housing, cover), the rotating shaft is placed in the bearing holder (housing, cover).

11. warm-air drier as claimed in claim 10, it is characterised in that the end that the tubular wine wheel is not provided with the rotating shaft is set There is axle sleeve, the ducting assembly also includes the motor for being installed in the spiral case, and the axle sleeve is sheathed on the output shaft of the motor.