CN106765381B - Smoke exhaust ventilator - Google Patents
Smoke exhaust ventilator Download PDFInfo
- Publication number
- CN106765381B CN106765381B CN201611076282.9A CN201611076282A CN106765381B CN 106765381 B CN106765381 B CN 106765381B CN 201611076282 A CN201611076282 A CN 201611076282A CN 106765381 B CN106765381 B CN 106765381B
- Authority
- CN
- China
- Prior art keywords
- oil
- inner cover
- petticoat pipe
- smoke exhaust
- outer cover
- 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.)
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Links
- 239000000779 smoke Substances 0.000 title claims abstract description 72
- 235000019504 cigarettes Nutrition 0.000 claims description 34
- 230000000694 effects Effects 0.000 abstract description 16
- 238000010521 absorption reaction Methods 0.000 abstract description 8
- 238000001914 filtration Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000003321 amplification Effects 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000391 smoking effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The invention discloses a kind of smoke exhaust ventilators, it include: body, blower fan system, oil-collecting petticoat pipe, oil storage box and stand-by motor, oil-collecting petticoat pipe is connected with body, oil-collecting petticoat pipe limits the air duct being connected to blower fan system, oil-collecting petticoat pipe includes inner cover and outer cover arranged spaced apart, limit auxiliary air duct between inner cover and outer cover, outer cover, which is equipped with, offers the air outlet be connected with air duct with the air inlet that is connected of auxiliary air duct, the bottom interval of inner cover and outer cover；Oil storage box, oil storage box along oil-collecting petticoat pipe circumferentially extending be located in auxiliary air duct, oil storage box will assist air duct to be separated into upper chamber and lower chamber, and air inlet and air outlet are connected with lower chamber, and inner cover is equipped with multiple oil filter holes be connected with upper chamber；Accessory fan is located in lower chamber to generate air-flow.Smoke exhaust ventilator according to the present invention can improve the smoke absorption effect of smoke exhaust ventilator to the powerful absorption of oil smoke, may make pot and stove and food therefore neat and tidy is without contaminated.
Description
Technical field
The present invention relates to a kind of smoke exhaust ventilators.
Background technique
The range hood structure of the prior art reaches smoke pumping in motor shaft drive blower rotation generation suction and inhales dirty
Dirty effect, due to being limited by the size of pot motor noise and range hood fan, motor speed is not generally high, and suction has
Limit.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, the present invention mentions
A kind of smoke exhaust ventilator out, the kitchen ventilator can have enough suction when working, to reach the mesh drawn to oil smoke advance
's.
Smoke exhaust ventilator according to an embodiment of the present invention, comprising: body；Blower fan system, the blower fan system and the body
It is connected and is suitable for generating air-flow；Oil-collecting petticoat pipe, the oil-collecting petticoat pipe are connected with the body, and the oil-collecting petticoat pipe limits and institute
The air duct of blower fan system connection is stated, the oil-collecting petticoat pipe includes inner cover and outer cover arranged spaced apart, the inner cover and described outer
Limit auxiliary air duct between cover, the outer cover is equipped with and the air inlet that is connected of the auxiliary air duct, the inner cover and described
The bottom interval of outer cover offers the air outlet be connected with the air duct；Oil storage box, the oil storage box is along the oil-collecting petticoat pipe
It is located in the auxiliary air duct to circumferentially extending, the auxiliary air duct is separated into upper chamber and lower chamber by the oil storage box
Room, the air inlet and the air outlet are connected with the lower chamber, and the inner cover is equipped with the multiple and upper chamber
The oil filter hole of conducting；Accessory fan, the accessory fan are located in the lower chamber to generate air-flow.
Smoke exhaust ventilator according to an embodiment of the present invention, to generate air-flow, air-flow is blown out by air outlet for accessory fan work,
So as to drive the flowing for flowing to the air stream that oil-collecting petticoat pipe is surrounded, shape in the space surrounded with the inner cover in oil-collecting petticoat pipe
At negative pressure, and then it can promote the flowing of the oil smoke in oil-collecting petticoat pipe, to achieve the purpose that smoke exhaust ventilator to the powerful absorption of oil smoke, mentions
The smoke absorption effect of high smoke exhaust ventilator.
Oil storage box is located in auxiliary air duct, can be realized by oil filter hole to the separating and filtering to oil smoke, filtered dirty
Flowed in oil storage box by center of gravity effect, thus may make pot and stove and food therefore neat and tidy without contaminated.
In addition, smoke exhaust ventilator according to an embodiment of the present invention can also have the following additional technical features:
In some embodiments of the invention, the oil storage box is located between the air inlet and the oil filter hole, described
The section of oil storage box is formed as S-shaped, and the upper end of the oil storage box is connected with the outer cover, the lower end of the oil storage box with it is described interior
Cover is connected.
Optionally, the oil filter hole includes multiple rows of, and multiple rows of oil filter hole is upwardly extended from the bottom of the upper chamber
To the top of the oil-collecting petticoat pipe.
In some embodiments of the invention, the outside wall surface of the inner cover is equipped with multiple inclined directions along the inner cover
Extend downward into the oil guide groove of the upper chamber bottom.
In some embodiments of the invention, the oil storage box is detachably connected with oil-collecting petticoat pipe.
In some embodiments of the invention, what the oil-collecting petticoat pipe was formed as that Open Side Down is tubaeform.
Optionally, the inner cover of the oil-collecting petticoat pipe and the outer cover rotate about the axis thereof extension angle less than 360 °.
Further, the inner cover and the outer cover rotate about the axis thereof 180 ° of extension.
Optionally, the outer cover relative to horizontal direction inclined angle be θ, 0 °≤θ≤90 °.
Optionally, the section of the lower end of the outer cover is formed as major arc shape, and the section of the lower end of the inner cover is formed as bad
Arc, the lower end of the inner cover are located in the lower end of the outer cover and are spaced apart to form the air outlet with the outer cover.
Further, the angle between the tangential direction and horizontal plane of the air outlet is φ, 0 ° < φ≤90 °.
Optionally, the inner cover includes the first collection cigarette section and the second collection cigarette section, the diameter of the first collection cigarette section from the top down
Be gradually increased to size, it is described second collection cigarette section with it is described first collection cigarette section upper end is connected, it is described second collect cigarette section on to
Under radial dimension be gradually increased, and it is described first collection cigarette section relative to the inclined angle of vertical direction be greater than it is described second collection cigarette
Section is relative to the inclined angle of vertical direction.
Further, the oil filter hole is respectively equipped in the first collection cigarette section and the second collection cigarette section.
Optionally, the sectional area in the auxiliary air duct is gradually increased from the top down.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of smoke exhaust ventilator according to an embodiment of the present invention；
Fig. 2 is the partial enlarged view of the oil-collecting petticoat pipe of smoke exhaust ventilator according to an embodiment of the invention；
Fig. 3 is the partial enlarged view of the oil-collecting petticoat pipe of the smoke exhaust ventilator of another embodiment according to the present invention；
Fig. 4 is the structural schematic diagram of an angle of smoke exhaust ventilator according to an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of the oil storage box of smoke exhaust ventilator according to an embodiment of the invention；
Fig. 6 is the oil storage box of smoke exhaust ventilator according to an embodiment of the invention and the structural schematic diagram of inner cover.
Description of symbols:
100: smoke exhaust ventilator；
1: body；
2: blower fan system, 21: braced frame, 211: air-suction channel, 22: electric machine support, 23: motor, 231: wind wheel；
3: oil-collecting petticoat pipe, 31: inner cover, 311: oil filter hole, 312: oil guide groove, 32: outer cover, 321: air inlet, 33: auxiliary wind
Road, 331: air outlet, 332: upper chamber, 333: lower chamber, 34: air duct, 35: the first collection cigarette sections, 36: the second collection cigarette sections；
4: oil storage box.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings.Below with reference to
The embodiment of attached drawing description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
"front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " axial direction ", " radial direction ", " circumferential direction " etc. refer to
The orientation or positional relationship shown is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and simplifies
Description, rather than the device or element of indication or suggestion meaning must have a particular orientation, constructed and grasped with specific orientation
Make, therefore is not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected or can communicate each other；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly.For this field
For those of ordinary skill, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
Below with reference to the accompanying drawings smoke exhaust ventilator according to an embodiment of the present invention is described.
As shown in figs 1 to 6, smoke pumping 100 according to an embodiment of the present invention may include: body 1, blower fan system 3, collection
Oil smoke cover 4, accessory fan and oil storage box 4.
Specifically, blower fan system 2 is connected with body 1 and is suitable for generating air-flow, and oil-collecting petticoat pipe 3 is connected with body 1, oil smoke collection
Cover 3 limits the air duct 34 being connected to blower fan system 2, and oil-collecting petticoat pipe 3 includes inner cover 31 and outer cover 32 arranged spaced apart, inner cover
Auxiliary air duct 33 is limited between 31 and outer cover 32, outer cover 32 is equipped with the air inlet 321 be connected with auxiliary air duct 33, inner cover 31
The air outlet 331 be connected with air duct 34 is offered with the bottom interval of outer cover 32.
Oil storage box 4 along oil-collecting petticoat pipe 3 circumferentially extending be located at auxiliary air duct 33 in, oil storage box 4 by assist air duct 33 divide
It is divided into upper chamber 332 and lower chamber 333, air inlet 321 and air outlet 331 and lower chamber 333 are connected, set on inner cover 31
There are multiple oil filter holes 311 be connected with upper chamber 332, accessory fan is located in lower chamber 333 to generate air-flow.
In other words, as shown in Figure 1-Figure 3, oil-collecting petticoat pipe 3 may include inner cover 31 and outer cover 32, inner cover 31 and outer cover 32 it
Between limit auxiliary air duct 33, accessory fan be located at auxiliary air duct 33 in, outer cover 32 be equipped with air inlet 321, air inlet 321 with
It assists air duct 33 to be connected to, can be spaced apart between the bottom of inner cover 31 and the bottom of outer cover 32 to form air outlet 331, air outlet
331 are connected to auxiliary air duct 33 and air duct 34 respectively.In this way, the effect in accessory fan can produce secondary air, it is specifically, auxiliary
It helps air-flow from the flow direction auxiliary of air inlet 321 air duct 33 on outer cover 32, and air outlet 331 is oriented to by auxiliary air duct 33, finally
It is blown out from air outlet 331, drives the air for flowing to oil-collecting petticoat pipe 3 and being surrounded when secondary air is blown out from air outlet 331
The flowing of stream forms negative pressure in the space surrounded with the inner cover 31 in oil-collecting petticoat pipe 3, and then can promote the work of oil-collecting petticoat pipe 3
When oil smoke flowing, to achieve the purpose that smoke exhaust ventilator 100 to the powerful absorption of oil smoke, improves the fume-exhausting of smoke exhaust ventilator 100
Effect.
Oil storage box 4 is located between the inner cover 31 of oil-collecting petticoat pipe 3 and outer cover 32 and along the circumferentially extending of oil-collecting petticoat pipe 3, oil storage
Box 4 will assist air duct 33 to be separated into upper chamber 332 and lower chamber 333, and accessory fan is located in lower chamber 333, air inlet
Mouth 321 and air outlet 331 and lower chamber 333 are connected, and inner cover 31 is equipped with multiple oil filter holes with the conducting of upper chamber 332
311.To generate air-flow, air-flow flows to lower chamber 333 from air inlet 321, and passes through lower chamber for accessory fan work as a result,
333 flow to air outlet 331, and air-flow is flowed out from air outlet 331 so as to the flowing for the air for driving inner cover 31 to be surrounded, with enhancing
The wind-force of the fume-exhausting of oil-collecting smoke machine, under the action of blower fan system 2, oil smoke passes through in the flow direction of oil filter hole 311 on inner cover 31
Portion's chamber 332, and it is expelled to outdoor.It can be realized by oil filter hole 311 to the separating and filtering to oil smoke, it is filtered dirty to pass through
Center of gravity effect flows in oil storage box 4, thus may make pot and stove and food therefore neat and tidy without contaminated.
Smoke exhaust ventilator 100 according to an embodiment of the present invention, accessory fan work to generate air-flow, and air-flow passes through air outlet
331 blowouts, so as to drive the flowing for flowing to the air stream that oil-collecting petticoat pipe 3 is surrounded, are wrapped with the inner cover 31 in oil-collecting petticoat pipe 3
Negative pressure is formed in the space enclosed, and then can promote the flowing of the oil smoke in oil-collecting petticoat pipe 3, to reach smoke exhaust ventilator 100 to oil smoke
The purpose of powerful absorption improves the smoke absorption effect of smoke exhaust ventilator 100.
Oil storage box 4 is located in auxiliary air duct 33, can be realized to the separating and filtering to oil smoke, after filtering by oil filter hole 311
It is dirty flowed in oil storage box 4 by center of gravity effect, thus may make pot and stove and food therefore neat and tidy without contaminated.
Optionally, shown in as shown in Figure 1, Figure 3 and Figure 4, oil storage box 4 is located between air inlet 321 and oil filter hole 311, passes through storage
Air inlet 321 and oil filter hole 311 can be spaced apart by oil box 4, and the air-flow so as to generate accessory fan is flowed by air outlet 331
To air duct 34, to promote the flowing of the oil smoke in air duct 34.The section of oil storage box 4 is formed as S-shaped, the upper end of oil storage box 4 and outer
Cover 32 is connected, and the lower end of oil storage box 4 is connected with inner cover 31, wherein the upper opening of the S-shaped of oil storage box 4 is towards 32 direction of outer cover
And it is corresponding with air inlet 321, the lower openings of the S-shaped of oil storage box 4 are towards 31 direction of inner cover and lower part and the inner cover of oil storage box 4
31 are connected, and are spaced apart between upper chamber 332 and lower chamber 333 by S-shaped oil storage box 4 as a result, air inlet 321 and lower part
Chamber 333 is connected to, and the filtered greasy dirt of oil filter hole 311 of inner cover 31 can flow to oil storage box 4 along the outside wall surface of inner cover 31.
Further, oil filter hole 311 may include multiple rows of, and multiple rows of oil filter hole 311 is prolonged upwards from the bottom of upper chamber 332
Extend to the top of oil-collecting petticoat pipe 3.As shown in Figure 1 and Figure 4, every row may include multiple oil filter holes 311, multiple oil filter holes of every row
311 can be spaced apart setting along the circumferential direction of inner cover 31, and multiple rows of oil filter hole 311 is upwardly extended by the bottom of upper chamber 332, and
Multiple rows of oil filter hole 311 may extend away the upper end of inner cover 31, so that oil filter hole 311 not only be made to be reasonably distributed, but also be conducive to oil strain
The filtered greasy dirt in hole 311 converges along the outside wall surface of inner cover 31 and flows to oil storage box 4, while can also increase the setting filter of inner cover 31
The area of oilhole 311 is to guarantee the filter effect of oil filter hole 311.Further, multiple oil filter holes 311 of every row are circumferentially equal
Even setting spaced apart, to improve the filter effect of the oil smoke of inner cover 31, is also beneficial to so that oil filter hole 311 is uniformly distributed
The convergence of filtered greasy dirt.
Advantageously, as shown in Fig. 1, Fig. 3 and Fig. 6, multiple inclination sides along inner cover 31 can be equipped in the outside wall surface of inner cover 31
To the oil guide groove 312 for extending downward into 332 bottom of upper chamber.In other words, multiple Oil Guides can be equipped in the outside wall surface of inner cover 31
Slot 312, multiple oil guide grooves 312 can circumferentially spaced setting along inner cover 31 and each oil guide groove 312 along the inclination side of inner cover 31
The bottom of upper chamber 332 is extended to the upper end by inner cover 31, specifically, each oil guide groove 312 may extend to oil storage box 4,
In this way, the filtered greasy dirt of multiple oil filter holes 311 can flow to oil guide groove 312, the greasy dirt in each oil guide groove 312 passes through oil guide groove
312 eventually flow in oil storage box 4.The convergence and flowing of greasy dirt are not only contributed to by oil guide groove 312 as a result, and advantageous
In by greasy dirt be oriented to oil storage box 4.
Optionally, oil storage box 4 is detachably connected with oil-collecting petticoat pipe 3.As a result, when oil storage box 4 needs to clear up, thus side
Just oil storage box 4 is disassembled, the installation for being also beneficial to oil storage box 4 and oil-collecting petticoat pipe 3 is assembled.
In some embodiments of the invention, what oil-collecting petticoat pipe 3 was formed as that Open Side Down is tubaeform.In other words, oil-collecting
The opening of petticoat pipe 3 is in tendencies toward shrinkage on direction from the bottom to top, and the lower ending opening of oil-collecting petticoat pipe 3 is towards cooking stove, in blower system
Under the action of system 2, the oil smoke that cooking stove generates can flow to the opening of oil-collecting petticoat pipe 3, and flow along the air duct of oil-collecting petticoat pipe 3 34, lead to
Tubaeform oil-collecting petticoat pipe 3 is crossed so as to preferably absorb and collect flue gas.In conjunction with shown in Fig. 1 and Fig. 4, oil-collecting petticoat pipe 3 it is interior
Cover 31 and outer cover 32 are formed as tubaeform, and outer cover 32 is located at the outside of inner cover 31 and limits auxiliary wind between inner cover 31
Road 33.
Optionally, the inner cover 31 of oil-collecting petticoat pipe 3 and outer cover 32 rotate about the axis thereof extension angle and are smaller than 360 °.That is oil-collecting
The angle that petticoat pipe 3 extends along circumferential direction is less than 360 °.As shown in figure 5, the angle of oil-collecting petticoat pipe 3 extended along circumferential direction is
α, α are less than 360 °.The material cost of oil-collecting petticoat pipe 3 can be reduced simultaneously in the effect for guaranteeing the oil smoke collection of oil-collecting petticoat pipe 3 as a result,
Guarantee the aesthetics of oil-collecting petticoat pipe 3.Preferably, inner cover 31 and outer cover 32 can rotate about the axis thereof 180 ° of extension, i.e. α=180 °.
So as to further guarantee oil-collecting petticoat pipe 3 oil smoke collection effect, and further reduce oil-collecting petticoat pipe 3 material cost,
Guarantee the aesthetics of oil-collecting petticoat pipe 3.
Optionally, outer cover 32 relative to horizontal direction inclined angle can be θ, 0 °≤θ≤90 °.In other words, outer cover 32
Relatively horizontal orientation is obliquely installed, and outer cover 32 is tilted towards outside from top to bottom.As a result, to be conducive to 3 shape of oil-collecting petticoat pipe
As tubaeform, it is also beneficial to from 321 air-breathing of air inlet to form air-flow.Preferably, outer cover 32 tilts relative to horizontal direction
Angle, θ can satisfy 30 °≤θ≤60 °.
Optionally, the section of the lower end of outer cover 32 is formed as major arc shape, and the section of the lower end of inner cover 31 is formed as minor arc
Shape, the lower end of inner cover 31 are located in the lower end of outer cover 32 and are spaced apart to form air outlet 331 with outer cover 32.Such as Fig. 2 and Fig. 3 institute
Show, the lower end of outer cover 32 is bent inwardly to form major arc shape, i.e. the lower end of outer cover 32 is formed as arc and the circular arc of arc is greater than
The arc of semicircle；The outside lateral bend in the lower end of inner cover 31 with formed arc and arc circular arc be less than semicircle arc, inner cover 31 it is bad
The lower end of arc is located in the lower end of the major arc shape of outer cover 32.As a result, between the lower end of inner cover 31 and the lower end of outer cover 32 between
It separates and cooperates to form air outlet 331, air-flow can flow when flowing out from air outlet 331 along the inner wall of inner cover 31, so as to band
The flowing for the oil smoke that dynamic inner cover 31 is surrounded.
Advantageously, the angle between the tangential direction and horizontal plane of air outlet 331 can be φ, 0 ° < φ≤90 °.Also
It is to say, the tangential direction of air outlet 331 tilts relative to horizontal direction.Along air outlet 331 when air-flow is blown out from air outlet 331
Tangential direction outflow, the flowing for the oil smoke that inner cover 31 can be driven to be surrounded when air-flow is flowed out from air outlet 331 as a result, and can band
Dynamic oil smoke is flowed towards air duct 34, to enhance the smoking wind strength of smoke exhaust ventilator 100.Preferably, 30 °≤φ≤60 °
In some embodiments of the invention, as shown in fig. 6, inner cover 31 may include the first collection cigarette section 35 and the second collection cigarette
Section 36, the radial dimension of the first collection cigarette section 35 from the top down are gradually increased, the upper end of the second collection cigarette section 36 and the first collection cigarette section 35
It is connected, the radial dimension of the second collection cigarette section 36 from the top down is gradually increased, and the first collection cigarette section 35 is tilted relative to vertical direction
Angle be greater than second collection cigarette section 36 relative to the inclined angle of vertical direction.As a result, to be conducive to oil smoke in inner cover 31
Flowing, while the greasy dirt for being also beneficial to 31 outside wall surface of inner cover flows downward along the outside wall surface of inner cover 31 under the effect of gravity.
Advantageously, oil filter hole 311 can be respectively equipped in the first collection cigarette section 35 and the second collection cigarette section 36.Pass through first as a result,
Separating and filtering can be carried out to oil smoke by collecting cigarette section 35 and the second collection cigarette section 36, so that the filter effect of oil smoke collection cover 3 can be improved, in turn
Pollution of the greasy dirt to blower fan system 2 and air draught air duct can be reduced, while can also further make pot and stove and food neat and tidy
Without contaminated.
Optionally, assist the sectional area in air duct 33 that can be gradually increased from the top down.Oil-collecting petticoat pipe 3 is not only contributed to as a result,
Tubaeform structure formation, and assist air duct 33 lower end sectional area be greater than auxiliary air duct 33 upper end section
Product can form air amplification in the lower end in auxiliary air duct 33 as a result, pass through the end of the lower end in auxiliary air duct 33 convenient for accessory fan
Portion's structure carries out air amplification effect, to blow out powerful wind-force, negative pressure is formed to the oil smoke region of oil-collecting petticoat pipe 3, to be conducive to
The absorption of oil smoke.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (13)
1. a kind of smoke exhaust ventilator characterized by comprising
Body；
Blower fan system, the blower fan system are connected with the body and are suitable for generating air-flow；
Oil-collecting petticoat pipe, the oil-collecting petticoat pipe are connected with the body, and the oil-collecting petticoat pipe is limited to be connected to the blower fan system
Air duct, the oil-collecting petticoat pipe includes inner cover and outer cover arranged spaced apart, is limited between the inner cover and the outer cover auxiliary
Air duct is helped, the outer cover is equipped with the air inlet be connected with the auxiliary air duct, the bottom interval of the inner cover and the outer cover
The air outlet be connected with the air duct is offered, the inner cover includes the first collection cigarette section and the second collection cigarette section, the first collection cigarette
Section radial dimension from the top down is gradually increased, and the upper end that the second collection cigarette section collects cigarette section with described first is connected, and described the
The radial dimension of two collection cigarette sections from the top down is gradually increased, and the first collection cigarette section is big relative to the inclined angle of vertical direction
In the second collection cigarette section relative to the inclined angle of vertical direction；
Oil storage box, the oil storage box along the oil-collecting petticoat pipe circumferentially extending be located in the auxiliary air duct, the oil storage box
The auxiliary air duct is separated into upper chamber and lower chamber, the air inlet and the air outlet are led with the lower chamber
Logical, the inner cover is equipped with multiple oil filter holes be connected with the upper chamber；
Accessory fan, the accessory fan are located in the lower chamber to generate air-flow.
2. smoke exhaust ventilator according to claim 1, which is characterized in that the oil storage box is located at the air inlet and the filter
Between oilhole, the section of the oil storage box is formed as S-shaped, and the upper end of the oil storage box is connected with the outer cover, the oil storage box
Lower end be connected with the inner cover.
3. smoke exhaust ventilator according to claim 2, which is characterized in that the oil filter hole includes multiple rows of, multiple rows of oil strain
Hole extends upwardly to the top of the oil-collecting petticoat pipe from the bottom of the upper chamber.
4. smoke exhaust ventilator according to claim 1, which is characterized in that the outside wall surface of the inner cover is equipped with multiple along described
The inclined direction of inner cover extends downward into the oil guide groove of the upper chamber bottom.
5. smoke exhaust ventilator according to claim 1, which is characterized in that the oil storage box and oil-collecting petticoat pipe removably phase
Even.
6. smoke exhaust ventilator according to claim 1, which is characterized in that the oil-collecting petticoat pipe is formed as the loudspeaker that Open Side Down
Shape.
7. smoke exhaust ventilator according to claim 6, which is characterized in that the inner cover and the outer cover of the oil-collecting petticoat pipe
Extension angle is rotated about the axis thereof less than 360 °.
8. smoke exhaust ventilator according to claim 7, which is characterized in that the inner cover and the outer cover rotate about the axis thereof and prolong
Stretch 180 °.
9. smoke exhaust ventilator according to claim 6, which is characterized in that the outer cover inclined angle relative to horizontal direction
For θ, 0 °≤θ≤90 °.
10. smoke exhaust ventilator according to claim 6, which is characterized in that the section of the lower end of the outer cover is formed as major arc
Shape, the section of the lower end of the inner cover are formed as minor arc shape, the lower end of the inner cover be located in the lower end of the outer cover and with institute
State outer cover be spaced apart form the air outlet.
11. smoke exhaust ventilator according to claim 10, which is characterized in that the tangential direction of the air outlet and horizontal plane it
Between angle be φ, 0 ° < φ≤90 °.
12. smoke exhaust ventilator according to claim 1, which is characterized in that the first collection cigarette section and the second collection cigarette section
On be respectively equipped with the oil filter hole.
13. the smoke exhaust ventilator according to any one of claim 2-12, which is characterized in that the sectional area in the auxiliary air duct
It is gradually increased from the top down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611076282.9A CN106765381B (en) | 2016-11-25 | 2016-11-25 | Smoke exhaust ventilator |
Applications Claiming Priority (1)
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| CN201611076282.9A CN106765381B (en) | 2016-11-25 | 2016-11-25 | Smoke exhaust ventilator |
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| WO2018094784A1 (en) * | 2016-11-25 | 2018-05-31 | 广东威灵电机制造有限公司 | Range hood |
| CN107270353A (en) * | 2017-07-31 | 2017-10-20 | 广东美的厨房电器制造有限公司 | Range hood |
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| JP2761084B2 (en) * | 1990-05-26 | 1998-06-04 | 松下電工株式会社 | Cooking unit |
| GB2282878B (en) * | 1993-10-12 | 1997-07-23 | Hong Tsun Seng | Intake for a kitchen fume or smoke extractor |
| DE102006055001A1 (en) * | 2006-11-17 | 2008-05-21 | Bohner Produktions Gmbh | Dunstabsaugeinrichtung |
| CN101858613B (en) * | 2010-07-21 | 2012-04-25 | 林小冬 | Jet flow type smoke exhaust ventilator and jet flow generator thereof |
| CN202149523U (en) * | 2011-07-05 | 2012-02-22 | 宁波方太厨具有限公司 | Kitchen ventilator without air blower |
| CN102759138B (en) * | 2012-07-06 | 2016-05-11 | 全解生 | Air amplifying type smoke exhaust ventilator |
| CN203349335U (en) * | 2013-05-22 | 2013-12-18 | 刘鹤 | Bladeless smoke exhaust ventilator |
| CN203501278U (en) * | 2013-09-30 | 2014-03-26 | 赵跃进 | Vane-free air amplifier type dismounting-washing-free range hood |
| CN206222423U (en) * | 2016-11-25 | 2017-06-06 | 广东威灵电机制造有限公司 | Smoke exhaust ventilator |
| CN106482190B (en) * | 2016-11-25 | 2019-06-07 | 广东威灵电机制造有限公司 | Smoke exhaust ventilator |
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