CN106855257A - The housing unit and range hood of range hood - Google Patents
The housing unit and range hood of range hood Download PDFInfo
- Publication number
- CN106855257A CN106855257A CN201710090915.XA CN201710090915A CN106855257A CN 106855257 A CN106855257 A CN 106855257A CN 201710090915 A CN201710090915 A CN 201710090915A CN 106855257 A CN106855257 A CN 106855257A
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- China
- Prior art keywords
- air inlet
- dividing plate
- range hood
- auxiliary air
- front side
- Prior art date
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- 230000000994 depressogenic effect Effects 0.000 claims description 14
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 30
- 239000003546 flue gas Substances 0.000 abstract description 30
- 239000000779 smoke Substances 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 15
- 238000010521 absorption reaction Methods 0.000 abstract description 8
- 235000019504 cigarettes Nutrition 0.000 description 6
- 230000001133 acceleration Effects 0.000 description 5
- 239000006096 absorbing agent Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000006233 lamp black Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005574 cross-species transmission Effects 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 241000237858 Gastropoda Species 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000009423 ventilation Methods 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 the housing unit and range hood of a kind of range hood.Range hood includes shell, dividing plate and fan assembly.Shell front side has open ports, dividing plate is located at enclosure and enclosure is divided into the front side chamber and rear side chamber arranged along the longitudinal direction, dividing plate is provided with main air inlet, at least one of dividing plate and shell limit auxiliary air inlet mouthful, auxiliary air inlet mouthful is near the edge of dividing plate, the air intake port of fan assembly is located at main air inlet and sentences and front side chamber, fan assembly is provided with auxiliary air port, main air inlet limits main air duct with air intake port, and auxiliary air port limits auxiliary air channel with auxiliary air inlet mouth.Range hood according to embodiments of the present invention, main air duct and auxiliary air channel are limited by using housing unit and fan assembly, the flue gas capturing ability of range hood can be strengthened, its air intake efficiency, increase air quantity and blast are lifted, it is possible thereby to lift the smoke absorption effect of range hood.
Description
Technical field
The present invention relates to field of kitchen electric appliance equipment technical field, specifically, more particularly to a kind of range hood housing group
Part and range hood.
Background technology
Raising with people to health perception, range hood progressively turns into the essential electrical equipment of each family.Mesh
The big suction of Wind Volume of preceding consumer's accreditation has become the main selling point in market, but cigarette machine itself has the bigger noise of air quantity
Bigger contradiction.Complaint of the in the market to noise is more and more, is seeking new noise reduction solution always in industry, but examine
Consider lampblack absorber system in itself and structure construction, it is a very difficult thing that low noise is kept while Wind Volume high static pressure
Feelings.Blower fan system is the core drive system of range hood, and its conventional blower fan system is centrifugal blower.Centrifugal blower it is main by
Motor, impeller and spiral case composition.
In correlation technique, the technical scheme for optimizing cigarette machine ducting system has a lot, and it is substantially is increasing parts mechanism
Or made on the basis of loss outward appearance, such as increase Air System or increase double air inlet systems of dividing plate.Inherently come
Say the efficiency for not lifting blower fan system farthest.For example, in the related art, in the body of side extraction cooking fume extractor
Upper two independent air inlet ducts of use median septum structure, make front and rear main air inlet all independent air intakes of blower fan.It is leading cigarette
The bottom (near pot and stove side) of plate offers multiple through holes, forms lower main air inlet.In culinary art, part oil smoke can directly be worn
The lower main air inlet for crossing smoke deflector enters blower fan.This structure can largely influence the negative pressuren zone of main main air inlet to be distributed,
And then influence main main air inlet smoke absorption effect.On the other hand, downside air intake causes the flow path that oil smoke flow enters blower fan to increase,
And then increased the loss of flow head.
Lower main air inlet largely influences the negative pressuren zone of main main air inlet to be distributed, and then influences main main air inlet to inhale
Oil smoke effect.And, downside air intake causes the flow path that oil smoke flow enters blower fan to increase, and then increased flowing pressure loss.
On the other hand, for domestic cigarette machine user, substantially every range hood lower section is two pots and stoves, and downside ventilation plans can not be very
Good meets user's request.Importantly, lower STH can influence cigarette machine outward appearance, and it is easily caused oil dripping oil leakage phenomenon.
And manufacturability is considered, its complex structure, high cost, actual installation process are complicated, are unfavorable for producing in enormous quantities.
The content of the invention
It is contemplated that at least solving one of technical problem in correlation technique to a certain extent.Therefore, the present invention is carried
Go out a kind of range hood, the range hood has the advantages that simple structure, smoke absorption effect are good.
The present invention also proposes a kind of housing unit of range hood, and the housing unit of the range hood has structure letter
The good advantage of single, smoke absorption effect.
Range hood according to embodiments of the present invention, including：Shell, the shell front side has open ports；Dividing plate, it is described
Dividing plate is located at the enclosure and the enclosure is divided into the front side chamber and rear side chamber arranged along the longitudinal direction,
The open ports are located at the front side of the front side chamber, and the dividing plate is provided with main air inlet, in the dividing plate and the shell
At least one limit auxiliary air inlet mouthful, the auxiliary air inlet mouthful is near the edge of the dividing plate；And fan assembly, it is described
Fan assembly is supported on the dividing plate, and at least part of fan assembly is located in the rear side chamber, the fan assembly
Air intake port be located at the main air inlet sentence with the front side chamber, the fan assembly positioned at the rear side chamber
Indoor position is provided with auxiliary air port, and the main air inlet limits main air duct, the auxiliary air port with the air intake port
Auxiliary air channel is limited with auxiliary air inlet mouth.
Range hood according to embodiments of the present invention, main air duct and auxiliary is limited by using housing unit and fan assembly
Air channel is helped, the flue gas capturing ability of range hood can be strengthened, lift its air intake efficiency, increase air quantity and blast, it is possible thereby to
Lift the smoke absorption effect of range hood.In addition, being made an uproar by the entirety that the improvement to air channel can be effectively reduced range hood
Sound, lifting speech intelligibility.
Some embodiments of the invention, the fan assembly includes：Spiral case, the spiral case is provided with the air intake
Mouth and the auxiliary air port；And impeller, the impeller is located in the spiral case.
Some embodiments of the invention, the auxiliary air port is located in the rear wall of the spiral case or left and right sidewall.
Some embodiments of the invention, the auxiliary air port is multiple spaced apart.
At least one of some embodiments of the invention, the shroud of the impeller, mid-game and hub disk are provided with out
Hole.
Some embodiments of the invention, the part surface positioned at the front side chamber of the dividing plate is to the rear side
To form depressed part, the main air inlet is located in the depressed part chamber protrusion.
Some embodiments of the invention, the edge of the dividing plate is provided with through hole, and the through hole is configured to described
Auxiliary air inlet mouthful.
Some embodiments of the invention, the through hole for multiple, multiple through holes along the dividing plate circumference side
To being spaced apart.
Some embodiments of the invention, the through hole is circular hole, slotted eye or polygonal hole.
Some embodiments of the invention, the auxiliary air inlet mouthful is for two groups and respectively positioned at a left side for the main air inlet
Right both sides.
Some embodiments of the invention, the edge of the dividing plate limits the auxiliary with the internal face of the shell
Air inlet.
Some embodiments of the invention, the edge of the dividing plate has a breach, in the breach and the shell
Wall limits the auxiliary air inlet mouthful.
The housing unit of range hood according to embodiments of the present invention, including：Shell, the shell front side has unlimited
Mouthful；With the dividing plate for supporting fan assembly, the dividing plate is located at the enclosure and the enclosure is divided into edge
The front side chamber and rear side chamber of fore-and-aft direction arrangement, the open ports are located at the front side of the front side chamber, on the dividing plate
Main air inlet is provided with, the air intake port of the fan assembly is located at the main air inlet and sentences and the front side chamber, institute
The part surface positioned at the front side chamber for stating dividing plate is protruded to form depressed part, the main air inlet to the rear side chamber
In the depressed part, at least one of the dividing plate and the shell limit auxiliary air inlet mouthful, the auxiliary air inlet
Mouth is near the edge of the dividing plate.
The housing unit of range hood according to embodiments of the present invention, by setting depressed part on dividing plate, and every
The edge of plate sets auxiliary air inlet mouthful, can not only improve the air intake efficiency of range hood, and increase air quantity, blast, lifting are inhaled
Oil smoke effect, but also the overall noise of range hood can be reduced.
Brief description of the drawings
Fig. 1 is the structural representation of range hood according to embodiments of the present invention；
Fig. 2 is the explosive view of range hood according to embodiments of the present invention；
Fig. 3 is the structural representation of range hood according to embodiments of the present invention；
Fig. 4 is the structural representation of range hood according to embodiments of the present invention；
Fig. 5 is the structural representation of the dividing plate of range hood according to embodiments of the present invention；
Fig. 6 is the structural representation of the dividing plate of range hood according to embodiments of the present invention；
Fig. 7 is the structural representation of the impeller of range hood according to embodiments of the present invention；
Fig. 8 is the structural representation of the impeller of range hood according to embodiments of the present invention；
Fig. 9 is the structural representation of the fan assembly of range hood according to embodiments of the present invention.
Reference：
Housing unit 100,
Shell 110, front side chamber 111, open ports 112, rear side chamber 113,
Dividing plate 120, main air inlet 121, depressed part 122, breach 123,
Through hole 124, auxiliary air inlet mouthful 130,
Range hood 200,
Fan assembly 210, spiral case 211, air intake port 212, auxiliary air port 213, fixed support 214,
Impeller 215, shroud 216a, mid-game 216b, hub disk 216c, perforate 217, air-out port 219,
Panel 218, top panel 218a, lower panel 218b,
Oil trap 220,
Main air duct 230,
Auxiliary air channel 240.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings.Below with reference to
The embodiment of Description of Drawings is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward ", " axle
To ", " radial direction ", the orientation of the instruction such as " circumference " or position relationship be based on orientation shown in the drawings or position relationship, be only for
It is easy to the description present invention and simplifies describe, rather than indicating or imply signified device or element there must be specific side
Position, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In the description of the invention, " multiple " is meant that at least two, such as two, three
It is individual etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integrally；Can be that machinery connects
Connect, or electrically connect or can communicate each other；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be with
Be two element internals connection or two interaction relationships of element, unless otherwise clearly restriction.For this area
For those of ordinary skill, above-mentioned term concrete meaning in the present invention can be as the case may be understood.
The housing unit 100 of range hood 200 according to embodiments of the present invention is described in detail referring to Fig. 1-Fig. 9 and inhale
Lampblack absorber 200.
As shown in Fig. 1-Fig. 9, the housing unit 100 of range hood 200 according to embodiments of the present invention, including：Shell 110
With the dividing plate 120 for supporting fan assembly 210.
Specifically, as Figure 1-Figure 4, the front side of shell 110 has open ports 112, and dividing plate 120 is located in shell 110
Portion and the front side chamber 111 and rear side chamber 113 arranged along the longitudinal direction will be divided into inside shell 110, open ports 112 are located at
The front side of front side chamber 111, dividing plate 120 is provided with main air inlet 121.The air intake port 212 of fan assembly 210 is located at main air intake
At mouth 121, and the air intake port 212 of fan assembly 210 connects with front side chamber 111.It is understood that fan assembly 210
Can be supported on dividing plate 120, the part construction on fan assembly 210 can be arranged in rear side chamber 113, fan assembly
210 air intake port 212 is located at main air inlet 121 sentences and is connected with front side chamber 111.Dividing plate 120 positioned at front side chamber 111
Part surface side cavity 113 protrudes to form depressed part 122 backward, at least one of dividing plate 120 and the shell 110 limit
Auxiliary air inlet mouthful 130 is made, auxiliary air inlet mouthful 130 is near the edge of dividing plate 120.
The housing unit 100 of range hood 200 according to embodiments of the present invention, depressed part is set by dividing plate 120
122, and auxiliary air inlet mouthful 130 is set in the edge of dividing plate 120, the air intake efficiency of range hood 200 can be not only improved,
Increase air quantity, blast, lift smoke absorption effect, but also can reduce the overall noise of range hood 200.
For convenience of processing, in one embodiment of the invention, as shown in Figure 2 and Figure 3, the edge of dividing plate 120 is provided with logical
Hole 124, through hole 124 is configured to auxiliary air inlet mouthful 130.Here, the shape to through hole 124 is not limited further, for example,
In an example of the invention, through hole 124 can be circular hole or slotted eye；For another example, in another example of the invention,
Through hole 124 can be polygonal hole；And for example, in example as shown in Figure 2, through hole 124 can be elongate holes.
Further, as shown in Figure 2 and Figure 3, through hole 124 can for multiple, multiple through holes 124 along dividing plate 120 circumference side
To being spaced apart.That is, auxiliary air inlet mouthful 130 can be with the formal distribution of group in the edge of dividing plate 120, every group of auxiliary
Air inlet 130 can include multiple through holes 124.Thus, it is possible to increase the intake and blast of range hood 200.Further
Ground, as shown in Fig. 2, Fig. 3, Fig. 5 and Fig. 6, auxiliary air inlet mouthful 130 can be two groups, and two groups of auxiliary air inlets mouthful 130 are located at respectively
The left and right sides of main air inlet 121.
According to one embodiment of present invention, as shown in fig. 6, the edge of dividing plate 120 is limited with the internal face of shell 110
Auxiliary air inlet mouthful 130.That is, auxiliary air inlet mouthful 130 is limited jointly by dividing plate 120 and shell 110.Thus, it is possible to enter
One step simplifies the structure of auxiliary air inlet mouthful 130, makes the structure of range hood 200 compacter, reasonable.Further, such as Fig. 6 institutes
Show, the edge of dividing plate 120 has breach 123, and breach 123 limits auxiliary air inlet mouthful 130 with the internal face of shell 110.
As shown in Fig. 1-Fig. 9, range hood 200 according to embodiments of the present invention, including fan assembly 210 and housing unit
100。
Specifically, housing unit 100 includes shell 110 and dividing plate 120.The front side of shell 110 has open ports 112, every
Plate 120 is located at the inside of shell 110 and the front side chamber 111 and rear side chamber arranged along the longitudinal direction will be divided into inside shell 110
Room 113, open ports 112 are located at the front side of front side chamber 111, and dividing plate 120 is provided with main air inlet 121, dividing plate 120 and shell
At least one of 110 limit auxiliary air inlet mouthful 130, and auxiliary air inlet mouthful 130 is near the edge of dividing plate 120.
Fan assembly 210 is supported on the dividing plate 120 of housing unit 100, and at least part of fan assembly 210 is located at rear side chamber
In room 113, the air intake port 212 of fan assembly 210 is located at main air inlet 121, and fan assembly 210 air intake port 212
Connected with front side chamber 111, the position in rear side chamber 113 of fan assembly 210 is provided with auxiliary air port 213, and master enters
Air port 121 limits main air duct 230 with air intake port 212, and auxiliary air port 213 limits auxiliary air channel with auxiliary air inlet mouthful 130
240。
It should be noted that from the angle of hydrodynamics gas flowing, it is possible to use main air duct 230 and auxiliary air channel
240 absorb flue gas.When range hood 200 runs, the main air inlet 121 of main air duct 230 be located at range hood 200 front side,
And the air intake port 212 of fan assembly 210 connects with front side chamber 111, most of flue gas can be discharged by main air duct 230.
The auxiliary air inlet mouthful 130 in air channel 240 is aided in be located near the edge of dividing plate 120, part is outer to spill over the periphery of main air inlet 121
Flue gas can be discharged by aiding in air channel 240.Auxiliary air channel 240 can capture flue gas using negative pressure, for example, being introduced into main wind
Road 230, and the flue gas near range hood 200 and in the negative pressure region in auxiliary air channel 240 that cruises, in the effect of negative pressure
Under be inhaled into auxiliary air channel 240, and then enter into fan assembly 210 and be discharged.
Range hood 200 according to embodiments of the present invention, limits by using housing unit 100 and fan assembly 210
Main air duct 230 and auxiliary air channel 240, can strengthen the flue gas capturing ability of range hood 200, lift its air intake efficiency, increase
Air quantity and blast, it is possible thereby to lift the smoke absorption effect of range hood 200.In addition, can be effective by the improvement to air channel
Ground reduces the overall noise of range hood 200, lifting speech intelligibility.
According to one embodiment of present invention, as shown in figs. 7 to 9, fan assembly 210 can include：Spiral case 211 and leaf
Wheel 215.Specifically, spiral case 211 is provided with air intake port 212 and auxiliary air port 213, and impeller 215 is located in spiral case 211.It is right
In main air duct 230, flue gas enters spiral case 211 from main air inlet 121, air intake port 212, then by quilt after the acceleration of impeller 215
Throw away；For auxiliary air channel 240, flue gas enters spiral case 211 by auxiliary air inlet mouthful 130, auxiliary air port 213, then by impeller
It is thrown out of after 215 acceleration.
Further, auxiliary air port 213 can be arranged in the left and right sidewall of spiral case 211.It is possible thereby to increase blower fan group
The exhaust air rate and blast of part 210, and then the smoke discharging effect of range hood 200 can be lifted.It is understood that auxiliary air port
213 position is not limited to this, for example, in another example of the invention, auxiliary air port 213 can also be arranged on spiral case
On 211 rear wall, impeller 215 is located between auxiliary air port 213 and air intake port 212.
According to one embodiment of present invention, auxiliary air port 213 can be multiple spaced apart.Thus, it is easy to set auxiliary
Helping air port 213 can lift the exhaust air rate in auxiliary air channel 240.According to one embodiment of present invention, as shown in figs. 7 to 9, leaf
At least one of shroud 216a, mid-game 216b, hub disk 216c of wheel 215 are provided with perforate 217.The purpose of perforate 217 is：
The flue gas entered from the air intake port 212 of spiral case 211, auxiliary air port 213 can be with Auto-matching, and reduction pressure at both sides is poor, and then
Reduce pressure fluctuation and resulting sound source of the dipole.On the other hand, the position of mid-game 216b impellers 215 can be adjusted up and down
And then blade is divided into upper and lower two parts, wherein entering the flue gas of blower fan by being located at mid-game 216b tops from main air inlet 121
Blade accelerate after be thrown out of, the flue gas for entering blower fan from auxiliary air inlet mouthfuls 130 accelerates through the blade positioned at mid-game 216b bottoms
After throw away to air outlet.The position of mid-game 216b will be with main air inlet 121 and the size and main air intake flow of auxiliary air inlet mouthful 130
Ratio with auxiliary air inlet flow matches, so as to reach optimal air inlet effect.
Range hood 200 according to embodiments of the present invention is described in detail referring to Fig. 1-Fig. 9.It is worth understanding, under
State description to be merely illustrative, rather than to concrete restriction of the invention.
As shown in Fig. 1-Fig. 9, range hood 200 includes housing unit 100, fan assembly 210, panel 218 and oil trap
220。
Specifically, housing unit 100 includes shell 110 and the dividing plate 120 for supporting fan assembly 210.Such as Fig. 1-
Shown in Fig. 4, the front side of shell 110 has open ports 112, and oil trap 220 is located at the lower section of open ports 112, oil in housing unit 100
Dirty, impurity can be flowed into oil trap 220, and oil trap 220 can be formed as strip.
As shown in figure 1, panel 218 is arranged on the front side of housing unit 100, for blocking open ports 112.Need explanation
, when range hood 200 is in stopped status, panel 218 is blocked in the front side of open ports 112；At range hood 200
When open state (i.e. working condition), panel 218 is in open mode, and open ports 112 are opened wide, and flue gas can be flowed into successfully
To in front side chamber 111.
Panel 218 can be a panel 218 for entirety, it is also possible to be spliced by multiple small panels 218, for example, such as
Shown in Fig. 1, panel 218 is made up of top panel 218a and lower panel 218b, and top panel 218a and lower panel 218b pivotly set
On housing unit 100, for example, top panel 218a can be rotated along the direction in Fig. 4 shown in arrow w, to open or block
Open ports 112.
When range hood 200 is in stopped status, top panel 218a and lower panel 218b are in closed mode, above
Plate 218a and lower panel 218b are respectively positioned on the front side of open ports 112；When range hood 200 is in open state (i.e. working condition)
When, at least one of top panel 218a and lower panel 218b may be at open mode, at least part of on front side of open ports 112
Region is not blocked, and flue gas can be successfully flowed into the chamber 111 of front side.It should be noted that when range hood 200 is in
During open state (i.e. working condition), the state of top panel 218a and lower panel 218b can according to circumstances determine, for example, when needs
During by a large amount of oil smoke discharge (such as quick-fried), top panel 218a and lower panel 218b can be opened；When needs will a small amount of oil
During cigarette discharge (such as boiling), in top panel 218a and lower panel 218b can be opened.
As shown in figure 4, dividing plate 120 is located at the inside of shell 110 and will be divided into what is arranged along the longitudinal direction inside shell 110
Front side chamber 111 and rear side chamber 113, open ports 112 are located at the front side of front side chamber 111, and dividing plate 120 is provided with main air inlet
121.The air intake port 212 of fan assembly 210 is located at main air inlet 121, and the air intake port 212 of fan assembly 210 with it is preceding
Side cavity 111 connects.It is understood that fan assembly 210 can be supported on dividing plate 120, the part on fan assembly 210
Construction may be located in rear side chamber 113, and the air intake port 212 of fan assembly 210 is located at main air inlet 121 and sentences and front side chamber
Room 111 connects.The part surface positioned at front side chamber 111 of dividing plate 120 backward protrude to form depressed part 122 by side cavity 113,
Main air inlet 121 is located in depressed part 122, and thus flue gas can be smoothly flowed therein at main air inlet 121.
As shown in figure 5, dividing plate 120 is provided with auxiliary air inlet mouthful 130, auxiliary air inlet mouthful 130 is located at the edge of dividing plate 120
Place.Auxiliary air inlet mouthful 130 is formed as being arranged on the through hole 124 of the edge of dividing plate 120, and through hole 124 can be formed as strip and lead to
Hole 124.Auxiliary air inlet mouthfuls 130 with the formal distribution organized in the edge of dividing plate 120, auxiliary air inlet mouthful 130 can for two groups and
Respectively positioned at the left and right sides of main air inlet 121, every group of auxiliary air inlet mouthful 130 can include multiple through holes 124.Thus, it is possible to
Increase the intake and blast of range hood 200.
Fan assembly 210 is supported on dividing plate 120, and at least part of fan assembly 210 is located in rear side chamber 113, blower fan
The air intake port 212 of component 210 is located at main air inlet 121, and fan assembly 210 air intake port 212 and front side chamber 111
Connection, the position in rear side chamber 113 of fan assembly 210 is provided with auxiliary air port 213, main air inlet 121 and air intake
Port 212 limits main air duct 230, and auxiliary air port 213 limits auxiliary air channel 240 with auxiliary air inlet mouthful 130.
It should be noted that from the angle of hydrodynamics gas flowing, it is possible to use main air duct 230 and auxiliary air channel
240 absorb flue gas.When range hood 200 runs, the main air inlet 121 of main air duct 230 be located at range hood 200 front side,
And the air intake port 212 of fan assembly 210 connects with front side chamber 111, most of flue gas can be discharged by main air duct 230.
The auxiliary air inlet mouthful 130 in air channel 240 is aided in be located near the edge of dividing plate 120, part is outer to spill over the periphery of main air inlet 121
Flue gas can be discharged by aiding in air channel 240.Auxiliary air channel 240 can capture flue gas using negative pressure, for example, being introduced into main wind
Road 230, and the flue gas near range hood 200 and in the negative pressure region in auxiliary air channel 240 that cruises, in the effect of negative pressure
Under be inhaled into auxiliary air channel 240, and then enter into fan assembly 210 and be discharged.
As Figure 1-Figure 4, the air-out port 219 of fan assembly 210 is passed from shell 110, and flue gas is expelled to
The outside of shell 110.As shown in figs. 7 to 9, fan assembly 210 can include：Spiral case 211 and impeller 215.Specifically, snail
Shell 211 is provided with air intake port 212 and auxiliary air port 213, and impeller 215 is located in spiral case 211.For main air duct 230, flue gas from
Main air inlet 121, air intake port 212 enter spiral case 211, then are thrown out of by after the acceleration of impeller 215；For auxiliary air channel
240, flue gas is entered spiral case 211, then is thrown out of by after the acceleration of impeller 215 by auxiliary air inlet mouthful 130, auxiliary air port 213.
Auxiliary air port 213 is for multiple and is located in the left and right sidewall and rear wall of spiral case 211 respectively.
For example, as shown in Figure 3, Figure 4, when range hood 200 is in running order, most of flue gas can be along arrow a
Shown direction is entered into main air duct 230, and partial fume is entered into auxiliary air channel 240 along the direction shown in arrow b, main
Flue gas in air channel 230 and auxiliary air channel 240 fills air-out port 219 and discharges along the direction shown in arrow c.
As shown in Fig. 2, Fig. 9, fixed support 214, fixed support 214 and shell can be provided with the periphery wall of spiral case 211
110 are fixedly connected.To improve the Assembly stability of spiral case 211, fixed support 214 can be between multiple, multiple fixed supports 214
It is distributed on the periphery wall of spiral case 211 every ground, fixed support 214 can be fixed by threaded fasteners such as screws with shell 110
Connection.
As shown in figs. 7 to 9, it is equipped with perforate 217 on the shroud 216a of impeller 215, mid-game 216b and hub disk 216c.Open
The purpose in hole 217 is：The flue gas entered from the air intake port 212 of spiral case 211, auxiliary air port 213 can be reduced with Auto-matching
Pressure at both sides is poor, and then reduces pressure fluctuation and resulting sound source of the dipole.On the other hand, mid-game 216b impellers 215
Position can up and down adjust and then blade is divided into upper and lower two parts, wherein the flue gas for entering blower fan from main air inlet 121 passes through
It is thrown out of after the blade acceleration on mid-game 216b tops, the flue gas of blower fan is entered through being located at mid-game from auxiliary air inlet mouthful 130
The blade of 216b bottoms is thrown away to air outlet after accelerating.The position of mid-game 216b will be with main air inlet 121 and auxiliary air inlet mouthful 130
Size and the ratio of main air intake flow and auxiliary air inlet flow match, so as to reach optimal air inlet effect.
Thus, main air duct 230 and auxiliary air channel 240 are limited by using housing unit 100 and fan assembly 210, can
To strengthen the flue gas capturing ability of range hood 200, its air intake efficiency, increase air quantity and blast are lifted, it is possible thereby to lift suction
The smoke absorption effect of lampblack absorber 200.In addition, being made an uproar by the entirety that the improvement to air channel can be effectively reduced range hood 200
Sound, lifting speech intelligibility.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described
Point is contained at least one embodiment of the invention or example.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be with office
Combined in an appropriate manner in one or more embodiments or example.Additionally, in the case of not conflicting, the skill of this area
Art personnel can be tied the feature of the different embodiments or example described in this specification and different embodiments or example
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (13)
1. a kind of range hood, it is characterised in that including：
Shell, the shell front side has open ports；
Dividing plate, the dividing plate is located at the enclosure and the enclosure is divided into the front side chamber arranged along the longitudinal direction
Room and rear side chamber, the open ports are located at the front side of the front side chamber, and the dividing plate is provided with main air inlet, the dividing plate
Auxiliary air inlet mouthful is limited with least one of the shell, the auxiliary air inlet mouthful is near the edge of the dividing plate；With
Fan assembly, the fan assembly is supported on the dividing plate, and at least part of fan assembly is located at the rear side chamber
Interior, the air intake port of the fan assembly is located at the main air inlet and sentences and the front side chamber, the blower fan group
The position in the rear side chamber of part is provided with auxiliary air port,
The main air inlet limits main air duct with the air intake port,
The auxiliary air port limits auxiliary air channel with auxiliary air inlet mouth.
2. range hood according to claim 1, it is characterised in that the fan assembly includes：
Spiral case, the spiral case is provided with the air intake port and the auxiliary air port；With
Impeller, the impeller is located in the spiral case.
3. range hood according to claim 2, it is characterised in that the auxiliary air port is located at the rear wall of the spiral case
Or in left and right sidewall.
4. range hood according to claim 2, it is characterised in that the auxiliary air port is multiple spaced apart.
5. range hood according to claim 2, it is characterised in that in the shroud of the impeller, mid-game and hub disk extremely
Few one is provided with perforate.
6. range hood according to claim 1, it is characterised in that the part positioned at the front side chamber of the dividing plate
Surface is protruded to the rear side chamber to form depressed part, and the main air inlet is located in the depressed part.
7. range hood according to claim 1, it is characterised in that the edge of the dividing plate is provided with through hole, described logical
Hole is configured to the auxiliary air inlet mouthful.
8. range hood according to claim 7, it is characterised in that the through hole is multiple, and multiple through holes are along institute
The circumferential direction for stating dividing plate is spaced apart.
9. range hood according to claim 7, it is characterised in that the through hole is circular hole, slotted eye or polygon
Hole.
10. range hood according to claim 1, it is characterised in that the auxiliary air inlet mouthful is for two groups and is located at respectively
The left and right sides of the main air inlet.
11. range hoods according to claim 1, it is characterised in that the inwall of the edge of the dividing plate and the shell
Face limits the auxiliary air inlet mouthful.
12. range hoods according to claim 11, it is characterised in that the edge of the dividing plate has breach, described to lack
Mouth limits the auxiliary air inlet mouthful with the internal face of the shell.
A kind of 13. housing units of range hood, it is characterised in that including：
Shell, the shell front side has open ports；With
Dividing plate for supporting fan assembly, the dividing plate is located at the enclosure and the enclosure is divided into along preceding
The front side chamber and rear side chamber of rear direction arrangement, the open ports are located at the front side of the front side chamber, are set on the dividing plate
Have a main air inlet, the air intake port of the fan assembly be located at the main air inlet sentence with the front side chamber, it is described
The part surface positioned at the front side chamber of dividing plate protrudes to form depressed part, the main air inlet position to the rear side chamber
In in the depressed part, at least one of the dividing plate and the shell limit auxiliary air inlet mouthful, the auxiliary air inlet mouthful
Near the edge of the dividing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710090915.XA CN106855257A (en) | 2017-02-20 | 2017-02-20 | The housing unit and range hood of range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710090915.XA CN106855257A (en) | 2017-02-20 | 2017-02-20 | The housing unit and range hood of range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106855257A true CN106855257A (en) | 2017-06-16 |
Family
ID=59125440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710090915.XA Pending CN106855257A (en) | 2017-02-20 | 2017-02-20 | The housing unit and range hood of range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106855257A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107288922A (en) * | 2017-07-13 | 2017-10-24 | 广东美的厨房电器制造有限公司 | Dislocation impeller and range hood used for range hood |
| CN107339256A (en) * | 2017-07-13 | 2017-11-10 | 广东美的厨房电器制造有限公司 | Impeller central disc and impeller used for range hood |
| CN107449007A (en) * | 2017-09-15 | 2017-12-08 | 华帝股份有限公司 | A kind of range hood |
| CN108386889A (en) * | 2018-05-31 | 2018-08-10 | 广东美的厨房电器制造有限公司 | Range hood |
| CN110345526A (en) * | 2018-04-04 | 2019-10-18 | 宁波方太厨具有限公司 | A kind of range hood |
| CN111322646A (en) * | 2018-12-13 | 2020-06-23 | 宁波方太厨具有限公司 | Side-draft range hood |
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| CN203024216U (en) * | 2012-09-25 | 2013-06-26 | 芜湖美的厨卫电器制造有限公司 | Range hood |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107288922A (en) * | 2017-07-13 | 2017-10-24 | 广东美的厨房电器制造有限公司 | Dislocation impeller and range hood used for range hood |
| CN107339256A (en) * | 2017-07-13 | 2017-11-10 | 广东美的厨房电器制造有限公司 | Impeller central disc and impeller used for range hood |
| CN107339256B (en) * | 2017-07-13 | 2020-02-07 | 广东美的厨房电器制造有限公司 | Impeller central disk and impeller for range hood |
| CN107449007A (en) * | 2017-09-15 | 2017-12-08 | 华帝股份有限公司 | A kind of range hood |
| CN110345526A (en) * | 2018-04-04 | 2019-10-18 | 宁波方太厨具有限公司 | A kind of range hood |
| CN108386889A (en) * | 2018-05-31 | 2018-08-10 | 广东美的厨房电器制造有限公司 | Range hood |
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| CN111322646A (en) * | 2018-12-13 | 2020-06-23 | 宁波方太厨具有限公司 | Side-draft range hood |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20170616 |