CN208671090U - Air ducting and kitchen ventilator - Google Patents

Abstract

The utility model provides a kind of air ducting and kitchen ventilator, is related to kitchen utensils technical field.The air ducting includes wind deflector, and acoustical panel is installed on wind deflector, and the shape of acoustical panel and the shape of wind deflector are corresponding；The kitchen ventilator includes exhaust fume collecting hood and above-mentioned air ducting, and exhaust fume collecting hood is equipped with air inlet, and air ducting is set on exhaust fume collecting hood, and for forming the air intake passage passed through for oil smoke between air inlet, and the acoustical panel of air ducting is located at close to air inlet side.The setting of acoustical panel can reduce the influence of noise of oil smoke air-flow to oil smoke air-flow noise reduction process in air ducting；In addition, the shape of acoustical panel and the shape of wind deflector match, it can effectively reduce between acoustical panel and wind deflector that there are pneumatic noises caused by dog-ear etc., and effective noise reduction area of acoustical panel is larger, can be further improved its noise reduction effect.

Description

Air ducting and kitchen ventilator

Technical field

The utility model relates to kitchen utensils technical field more particularly to a kind of air ductings and kitchen ventilator.

Background technique

The manufacturing process of Chinese tradition cooking culture includes decocting, frying, is fried, is roasting etc., is produced during making food big The oil smoke of amount, and oil smoke is not only more serious to the environmental pollution in kitchen, but also kitchen operation personnel stay in oil smoke surroundings for a long time It is larger to body harm, it is serious, or even cancer can be suffered from, therefore, kitchen ventilator is widely used among kitchen, kitchen ventilator system Family kitchen is the electric appliance of generated oil smoke etc when exhaustion is cooked.

Kitchen ventilator mainly includes side-suction type and top suction type, wherein and the air inlet of side-suction type range hood is closer from oil smoke source, The move distance that the oil smoke that can effectively shorten rises, since exhaust fume collecting hood uses the design of open type, the mistake that oil smoke moves upwards Cheng Rongyi is escaped into kitchen space from open-mouth；Therefore, people are equipped with and air inlet mouth-shaped phase in the air inlet of exhaust fume collecting hood Corresponding wind deflector, kitchen ventilator work when, gap of the oil smoke between wind deflector and air inlet enters in exhaust fume collecting hood, oil smoke from Clearance flow is out-of-date to generate pneumatic noise, by noise effect when user cooks, it is possible to create the senses of discomfort such as headache, agitation or palpitation.

Air ducting on existing kitchen ventilator is only used for flowing to oil smoke and be oriented to, and drops to the pneumatic noise of oil smoke air-flow Effect of making an uproar is poor.

Utility model content

The purpose of this utility model is to provide a kind of air ducting and kitchen ventilators, to solve oil existing in the prior art Air ducting on smoke machine is only used for flowing to oil smoke and be oriented to, to the technology of the pneumatic noise noise reduction effect difference of oil smoke air-flow Problem.

Air ducting provided by the utility model, including wind deflector are installed with acoustical panel, the noise reduction on the wind deflector The shape of plate is corresponding with the shape of the wind deflector.

Further, the acoustical panel includes noise reducing plate, and the noise reducing plate is equipped with multiple noise reduction holes.

Further, the acoustical panel further includes acoustical cotton layer, the acoustical cotton layer be located in the wind deflector with it is described Between noise reducing plate.

Further, circuit board slot is equipped between the wind deflector and the acoustical panel, the circuit board slot is for installing Circuit module.

Further, the wind deflector is circle, is installed with cricoid bracing ring on the wind deflector, in the bracing ring It is connected with supporting beam between the hollow inner circle side wall in portion, the circuit board slot is fixed in the supporting beam；The acoustical panel is solid On the bracing ring.

Further, the acoustical panel includes acoustical cotton layer and noise reducing plate, is set on the bracing ring along the edge of its inner circle There is cricoid coaming plate, the noise reducing plate is covered at the top of the coaming plate, forms accommodating chamber, the acoustical cotton layer edge with the coaming plate In the accommodating chamber.

Further, the acoustical cotton layer is equipped with embedding groove, the embedding groove and the supporting beam, the circuit board slot Match.

Further, the acoustical cotton layer is towards being covered with anti-oil film on the side side of the noise reducing plate.

Another of the utility model is designed to provide a kind of kitchen ventilator, including exhaust fume collecting hood and above-mentioned air ducting, institute Exhaust fume collecting hood is stated equipped with air inlet, the air ducting is set on the exhaust fume collecting hood, is supplied for being formed between the air inlet The air intake passage that oil smoke passes through, and the acoustical panel of the air ducting is located at close to the air inlet side.

Further, driving part, the driving end of the air ducting and the driving part are equipped in the exhaust fume collecting hood Connection, the driving part is for driving the air ducting along the axially reciprocating of the air inlet；The wind deflector with The air inlet matches.

The utility model air ducting and kitchen ventilator have the beneficial effect that

Air ducting and kitchen ventilator provided by the utility model, wherein air ducting includes for shape between exhaust fume collecting hood At air guide structure wind deflector and for enter air inlet cooking fume stream carry out noise reduction acoustical panel, the shape of acoustical panel with The shape of wind deflector is corresponding；Wherein, when kitchen ventilator includes for culinary art the oil smoke that generates gather the exhaust fume collecting hood of absorption, For being connected to exhaust fume collecting hood inner cavity and kitchen space, for the air inlet that oil smoke passes through, air ducting can be formed between air inlet The air intake passage led to for oil smoke flow.

When generating oil smoke in kitchen, air ducting stretches out outside collection cigarette panel, between collection cigarette panel when a fixed spacing, The air-guiding aisle of annular is formed between the wind deflector and collection cigarette panel of air ducting；Air draught dress in exhaust fume collecting hood or in common flue Setting will aspirate in exhaust fume collecting hood as negative pressure state, and the oil smoke in kitchen is passing through wind deflector and collecting leading between cigarette panel under differential pressure action Wind channel and air inlet flow into exhaust fume collecting hood, when oil smoke air-flow flows through air-guiding aisle under the guiding role of wind deflector, cooking fume Stream is collided with the acoustical panel on wind deflector inner sidewall, and the frequency spectrum of noise can shift to high frequency or hyperfrequency in oil smoke air-flow, in frequency spectrum Audible sound ingredient, i.e. noise is substantially reduced, to reduce the noise effect of oil smoke air-flow, improves the usage comfort of user； The cooking fume stream for then passing through noise reduction enters in exhaust fume collecting hood, and flows into common flue, and it is subsequent to be transported to designated position progress Processing.

The setting of acoustical panel can reduce the influence of noise of oil smoke air-flow to oil smoke air-flow noise reduction process in air ducting； In addition, the shape of acoustical panel and the shape of wind deflector match, it can effectively reduce between acoustical panel and wind deflector that there are dog-ears The pneumatic noise Deng caused by, and effective noise reduction area of acoustical panel is larger, can be further improved its noise reduction effect.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the three dimensional structure diagram of kitchen ventilator provided by the embodiment of the utility model, at this point, air ducting stretches out collection Outside petticoat pipe, the air inlet on exhaust fume collecting hood is not blocked；

Fig. 2 is the three dimensional structure diagram of air ducting provided by the embodiment of the utility model；

Fig. 3 is air ducting configuration schematic diagram provided by the embodiment of the utility model；

Fig. 4 is the three dimensional structure diagram of acoustical cotton layer in air ducting provided by the embodiment of the utility model.

Icon: 1- wind deflector；2- noise reducing plate；3- acoustical cotton layer；The anti-oil film of 4-；5- bracing ring；6- coaming plate；7- Exhaust fume collecting hood；8- guide；9- bolt；21- noise reduction hole；31- embedding groove；51- engaging lug；52- supporting beam；53- circuit board Slot；71- air inlet.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.

The present embodiment provides a kind of air ductings, as shown in Figures 2 and 3, including wind deflector 1, are installed with and disappear on wind deflector 1 The shape of soundboard, acoustical panel is corresponding with the shape of wind deflector 1.

The present embodiment also provides a kind of kitchen ventilator, as shown in Figure 1, including exhaust fume collecting hood 7 and above-mentioned air ducting, exhaust fume collecting hood 7 It is equipped with air inlet 71, air ducting is set on exhaust fume collecting hood 7, logical for forming the air inlet passed through for oil smoke between air inlet 71 Road, and the acoustical panel of air ducting is located at close to 71 side of air inlet.

Air ducting and kitchen ventilator provided in this embodiment, wherein air ducting includes for being formed between exhaust fume collecting hood 7 The wind deflector 1 of air guide structure and the acoustical panel that noise reduction is carried out for the cooking fume stream to entrance air inlet 71, the shape of acoustical panel It is corresponding with the shape of wind deflector 1；Wherein, the collection cigarette that the oil smoke generated when kitchen ventilator includes for culinary art carries out gathering absorption Cover 7, for being connected to 7 inner cavity of exhaust fume collecting hood and kitchen space, for the air inlet 71 that oil smoke passes through, air ducting can be with air inlet 71 Between formed for oil smoke flow lead to air intake passage.

When generating oil smoke in kitchen, air ducting stretches out outside collection cigarette panel, between collection cigarette panel when a fixed spacing, The air-guiding aisle of annular is formed between the wind deflector 1 and collection cigarette panel of air ducting；Air draught in exhaust fume collecting hood 7 or in common flue Device will be aspirated in exhaust fume collecting hood 7 as negative pressure state, and the oil smoke in kitchen is passing through under differential pressure action between wind deflector 1 and collection cigarette panel Air-guiding aisle and air inlet 71 flow into exhaust fume collecting hood 7 in, oil smoke air-flow flows through air-guiding aisle under the guiding role of wind deflector 1 When, oil smoke air-flow is collided with the acoustical panel on 1 inner sidewall of wind deflector, and the frequency spectrum of noise can shift to high frequency or superelevation in oil smoke air-flow Frequently, the audible sound ingredient in frequency spectrum, i.e. noise are substantially reduced, to reduce the noise effect of oil smoke air-flow, improve making for user Use comfort level；The cooking fume stream for then passing through noise reduction enters in exhaust fume collecting hood 7, and flows into common flue, is transported to specific bit Set carry out subsequent processing.

The setting of acoustical panel can reduce the influence of noise of oil smoke air-flow to oil smoke air-flow noise reduction process in air ducting； In addition, the shape of acoustical panel and the shape of wind deflector 1 match, it can effectively reduce and there is folding between acoustical panel and wind deflector 1 Pneumatic noise caused by angle etc., and effective noise reduction area of acoustical panel is larger, can be further improved its noise reduction effect.

Specifically, wind deflector 1 and collection cigarette panel can select tempered glass material, it is beautiful and generous and easy to clean.

In the present embodiment, as shown in Figures 2 and 3, acoustical panel may include noise reducing plate 2, and noise reducing plate 2 is equipped with multiple noise reductions Hole 21.Multiple noise reduction holes 21 are opened up on noise reducing plate 2 forms porous silencer mechanism, when oil smoke air-flow flows through noise reduction hole 21, cooking fume Frequency spectrum in stream shifts to high frequency or hyperfrequency, the audible sound constituent reduction in frequency spectrum, to reduce the influence of noise of oil smoke air-flow. Specifically, noise reducing plate 2 can be the circular slab that diameter range is 320mm~350mm, the aperture in noise reduction hole 21 can be 2mm, more It can be the array arrangement that pitch-row is 4mm between a noise reduction hole 21, to guarantee the percent opening on noise reducing plate 2 not less than 3.14%.

In the present embodiment, as shown in figure 3, acoustical panel can also include acoustical cotton layer 3, acoustical cotton layer 3 is located in wind deflector 1 Between noise reducing plate 2.Crossings on different level between the fiber and fiber of acoustical cotton is wound mutually many tiny gaps, oil smoke During air-flow flows through the gap, noise is weakened, to realize Noise Reduction.Acoustical cotton layer 3 and noise reducing plate 2 are jointly to oil Flue gas stream carries out noise reduction, further increases the noise reduction effect of air ducting.Specifically, acoustical cotton layer 3 can select high density holes High acoustic absorption coefficient resin expanded sponge.

In the present embodiment, as shown in figure 3, circuit board slot 53, circuit board slot can be equipped between wind deflector 1 and acoustical panel 53 for installing circuit module.Various control modules can be installed, such as touch screen control module, human body sensing electricity in circuit board slot 53 Road module etc. is illustrated for installing body induction circuit module, in use, being packed into human body sensing in circuit board slot 53 Circuit module, body induction circuit module can be electrically connected with air intake device, kitchen ventilator use process, body induction circuit module The movements such as arm of brandishing of user are incuded, and accordingly control switch state and the gear setting of air intake device.Specifically, Body induction circuit module senses that user's arm is brandished once, then opens a gear of air intake device；Body induction circuit module It senses that user's arm is brandished again, then opens the second gear of air intake device；Body induction circuit module senses user hand again Arm is brandished, then closes air intake device.What needs to be explained here is that the above course of work is merely to illustrate body induction circuit module Use principle, practical work process is not limited to foregoing description.

Circuit board slot 53 does not have other component barrier close to wind deflector 1 between the two, therefore, body induction circuit mould Block is accordingly also close with wind deflector 1, is not influenced by the barrier of other component, to improve body induction circuit module to human body sensing Sensitivity；And setting body induction circuit module, user's cooking process can be completed by brandishing arm in the sky to oil smoke The control such as switch, gear of machine, to reduce user's hand cooking process there are greasy dirt, hand is directly opened with the control of kitchen ventilator Button contacts oil pollutions caused by button such as pass, improve the cleanliness of kitchen ventilator.

Wind deflector 1 is circle, is installed with cricoid bracing ring 5, the inner circle side wall of 5 inner hollow of bracing ring on wind deflector 1 Between be connected with supporting beam 52, circuit board slot 53 is fixed in supporting beam 52；Acoustical panel is fixedly arranged on bracing ring 5；Acoustical panel packet It includes acoustical cotton layer 3 and noise reducing plate 2, is equipped with cricoid coaming plate 6 along the edge of its inner circle on bracing ring 5, noise reducing plate 2 is covered on coaming plate 6 tops form accommodating chamber with coaming plate 6, and acoustical cotton layer 3 is embedded in accommodating chamber.Bracing ring 5 plays fixed work to circuit board slot 53 With, and play a supporting role to wind deflector 1 and abatvoix, and abatvoix and wind deflector 1 are linked together；Acoustical cotton layer 3 is inlayed In the accommodating chamber that coaming plate 6 on bracing ring 5 surrounds, noise reducing plate 2 is covered on the opening of accommodating chamber, thus by acoustical cotton layer 3 It is securely fixed on wind deflector 1 with noise reducing plate 2, reduces acoustical cotton layer 3 and noise reducing plate 2 and positional shift, shadow occur for wind deflector 1 Pilot's aerofoil 1 matches the occurrence of closure with air inlet 71.

Specifically, bracing ring 5 can be glued together by strength with wind deflector 1, to be further reduced bracing ring 5 and lead When aerofoil 1 connects, the operation such as aperture is to adverse effects such as the intensity of wind deflector 1 and leakproofness on wind deflector 1；Noise reducing plate 2 can To be linked together by threaded fastener with coaming plate 6.

In the present embodiment, as shown in figure 4, embedding groove 31, embedding groove 31 and supporting beam can also be equipped in acoustical cotton layer 3 52, circuit board slot 53 matches.Bracing ring 5 is fixed on wind deflector 1, and body induction circuit module is packed into circuit board slot 53 It is interior, then acoustical cotton layer 3 is inlaid into the accommodating chamber that coaming plate 6 surrounds, acoustical cotton layer 3 compresses circuit board slot 53, circuit board slot 53 and supporting beam 52 be inlaid into the embedding groove 31 of acoustical cotton layer 3, finally, noise reducing plate 2 is fixed on the top of coaming plate 6.Edge The setting of caulking groove 31, on the one hand, the common the space occupied such as acoustical cotton layer 3 and board layer can be reduced, accommodating cavity space One timing, increases the volume of acoustical cotton layer 3, as far as possible to improve the sound-absorbing effect of acoustical cotton layer 3；On the other hand, circuit board slot 53 It is embedded in embedding groove 31, acoustical cotton layer 3 is fixed the circuit board of circuit board slot 53 and its inside, to reduce human body sensing electricity Module position offset in road leads to short circuit etc., and influences its sensing accuracy.

In the present embodiment, as shown in figure 3, can also be covered on side side of the acoustical cotton layer 3 towards noise reducing plate 2 grease proofing Film 4.Cooking fume stream bumps against by the noise reduction hole 21 on noise reducing plate 2 with anti-oil film 4, subsequently enters acoustical cotton layer 3, anti-oil film 4 is right Smoke particle (oil droplet molecule) in oil smoke air-flow carries out primary filtration, is immersed in acoustical cotton layer 3 with reducing in oil smoke air-flow Smoke particle, the corresponding oil smoke that reduces is damaged caused by the circuit module in circuit board slot 53, to the circuit in circuit board slot 53 Module plays a protective role；In addition, anti-oil film 4 can also reduce oil smoke to blocking caused by acoustical cotton layer 3, to extend sound-absorbing The service life of cotton layer 3, correspondinglys increase the anti-acoustic capability of air ducting.

In the present embodiment, driving part, the driving end company of air ducting and driving part can be equipped in exhaust fume collecting hood 7 It connects, driving part is for driving air ducting along the axially reciprocating of air inlet 71；Wind deflector 1 matches with air inlet 71. When kitchen does not generate oil smoke, when without using kitchen ventilator, driving part drives air ducting and collects the air inlet 71 on cigarette panel Match closure, at this point, acoustical panel is located inside exhaust fume collecting hood 7, wind deflector 1 and collection cigarette panel form an integral panels, a side Face, it is possible to reduce the occurrence of oil smoke in common flue is entered kitchen, polluted to kitchen by 71 recharge of air inlet； On the other hand, when kitchen ventilator does not work, the collection cigarette panel of wind deflector 1 and exhaust fume collecting hood 7 forms an integral panels, and shape is clean and tidy, Improve user's visual experience.

When kitchen is needed using kitchen ventilator, driving part driving air ducting moves out certain distance, air ducting The air intake passage passed through for oil smoke is formed between collection cigarette panel, kitchen ventilator carries out suction purification to oil smoke；After use, control Driving part driving air ducting processed again blocks air inlet 71.

Specifically, in the present embodiment, as shown in Figures 2 and 3, it can be symmetrical arranged that there are two engaging lugs on bracing ring 5 51, driving part is two, and the driving end of two driving parts is connect with one of engaging lug 51 respectively.It here is driving portion A kind of concrete mode that part is connect with air ducting, driving part drive bracing ring 5 and wind deflector 1, sound-absorbing by engaging lug 51 It is direct to reduce driving part and wind deflector 1 etc. on the basis of realizing its driving effect for the synchronizing movings such as cotton layer 3, noise reducing plate 2 Connection, the adverse effect to the intensity of wind deflector 1, leakproofness and shape.

In addition, engaging lug 51 is two, and the diameter symmetry about bracing ring 5 is set to the both sides of bracing ring 5, two drives Dynamic device simultaneously drives two engaging lugs 51, to improve air ducting mobile stability and position precision, phase The location matches of wind deflector 1 Yu air inlet 71 should be improved.

In the present embodiment, as shown in Figure 1, guide 8, the connection of bracing ring 5 can be installed at the driving end of driving part Bolt 9 is installed on ear 51, bolt 9 matches with guide 8.Bolt 9 is inserted into guide 8 from up to down, and guide 8 is in vertical direction Upper to support air ducting by bolt 9, after a period of use, user can hold wind deflector 1 and bracing ring 5 to kitchen ventilator, to Upper to exert oneself, air ducting and bolt 9 move up, and bolt 9 is detached from out of guide 8, under air ducting is dismantled from exhaust fume collecting hood 7 Come, user can clean or replace to the anti-oil film 4 etc. in noise reducing plate 2, acoustical cotton layer 3, to reduce greasy dirt etc. to noise reduction The influence of 3 sound-absorbing effect of plate 2 and acoustical cotton layer；Cleaning or replacement after, user hold wind deflector 1 by bolt 9 from up to down Air ducting can be mounted on exhaust fume collecting hood 7 in insertion guide 8.Air ducting is detachably connected by bolt 9 with guide 8, So that air ducting installation and removal are more convenient, to improve the degree easy to use of kitchen ventilator.

Specifically, guide 8 and bolt 9 it is corresponding with two engaging lugs 51 also be two groups, to ensure guide 8, bolt 9 to wind-guiding The stability of strutting system of device.

Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: It can still modify to technical solution documented by previous embodiment, or to some or all of the technical features It is equivalently replaced；And these are modified or replaceed, the utility model embodiment that it does not separate the essence of the corresponding technical solution The range of technical solution.

Claims (9)

1. a kind of air ducting, which is characterized in that including wind deflector (1), it is installed with acoustical panel on the wind deflector (1), it is described The shape of acoustical panel is corresponding with the shape of the wind deflector (1)；The acoustical panel includes noise reducing plate (2), the noise reducing plate (2) It is equipped with multiple noise reduction holes (21).

2. air ducting according to claim 1, which is characterized in that the acoustical panel further includes acoustical cotton layer (3), described Acoustical cotton layer (3) is located between the wind deflector (1) and the noise reducing plate (2).

3. air ducting according to claim 1, which is characterized in that set between the wind deflector (1) and the acoustical panel Have circuit board slot (53), the circuit board slot (53) is for installing circuit module.

4. air ducting according to claim 3, which is characterized in that the wind deflector (1) is circle, the wind deflector (1) it is installed on cricoid bracing ring (5), is connected with supporting beam between the inner circle side wall of bracing ring (5) inner hollow (52), the circuit board slot (53) is fixed on the supporting beam (52)；The acoustical panel is fixedly arranged on the bracing ring (5).

5. air ducting according to claim 4, which is characterized in that the acoustical panel includes acoustical cotton layer (3) and noise reduction Plate (2) is equipped with cricoid coaming plate (6) along the edge of its inner circle on the bracing ring (5), and the noise reducing plate (2) is covered on described At the top of coaming plate (6), accommodating chamber is formed with the coaming plate (6), the acoustical cotton layer (3) is embedded in the accommodating chamber.

6. air ducting according to claim 5, which is characterized in that the acoustical cotton layer (3) is equipped with embedding groove (31), The embedding groove (31) matches with the supporting beam (52), the circuit board slot (53).

7. air ducting according to claim 5 or 6, which is characterized in that the acoustical cotton layer (3) is towards the noise reducing plate (2) anti-oil film (4) are covered on side side.

8. a kind of kitchen ventilator, which is characterized in that filled including exhaust fume collecting hood (7) and wind-guiding of any of claims 1-7 Set, the exhaust fume collecting hood (7) be equipped with air inlet (71), the air ducting be set to the exhaust fume collecting hood (7) on, for it is described into The air intake passage passed through for oil smoke is formed between air port (71), and the acoustical panel of the air ducting is located at close to the air inlet (71) side.

9. kitchen ventilator according to claim 8, which is characterized in that driving part is equipped in the exhaust fume collecting hood (7), it is described to lead Wind apparatus is connect with the driving end of the driving part, and the driving part is for driving the air ducting along the air inlet (71) axially reciprocating；The wind deflector (1) matches with the air inlet (71).