CN209042479U - Side extraction cooking fume extractor - Google Patents

Abstract

A kind of side extraction cooking fume extractor, side extraction cooking fume extractor includes casing, blower and holds together cigarette plate, the side view of casing is approximately inverted trapezoidal, the front panel of casing tilts backwards setting in a downward direction, front panel is equipped with the first air-inlet grille and the second air-inlet grille, first air-inlet grille is located at the top of the second air-inlet grille, and the top of casing is equipped with air outlet；Blower is located in casing, and the suction inlet of blower is arranged towards front panel, and the outlet of blower is connected with air outlet；Hold together the connection of cigarette plate on the front panel, the junction for holding together cigarette plate and casing is located at the top of the first air-inlet grille.Smoke machine depth is no more than 340mm, and smoke machine height is no more than 500mm, and the range of tilt angles in the plane opposed vertical face where the first air-inlet grille and the second air-inlet grille is 20 degree~50 degree.According to the side extraction cooking fume extractor of the utility model embodiment, oil smoke runner is simple, structure size is smaller, beautiful and generous, smoke absorption effect is good, usage comfort is good.

Description

Side extraction cooking fume extractor

Technical field

The utility model relates to field of kitchen electric appliance more particularly to a kind of side extraction cooking fume extractors.

Background technique

The technology of range hood tends to be mature, with the update of design of kitchen, to range hood intelligence, it is beautiful, The requirement of light weight etc. is continuously improved.The performance of range hood mainly determines by critical components such as blower, runner, air inlets, Wherein, the manufacturability of the installation of blower and the asymmetric outlet of itself and complete machine requirement, during inevitably causing fume-exhausting Flowing non-uniform phenomenon, be often unfavorable for the smoke absorption effect of high-end kitchen ventilator.It is rationally designed in conjunction with the motion profile of oil smoke Flow passage structure can reduce the on-way resistance of oil smoke, improve fume-exhausting efficiency.In addition, existing market is stored up to put into kitchen ventilator Object cabinet proposes high request to kitchen ventilator complete machine depth, further has compressed flow channel space, the flow resistance of oil smoke is easily caused to increase Add, be easy to cause aerodynamic noise, reasonable structure design, which carries out effective drainage to oil smoke, at this time seems increasingly important.

Utility model content

The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model mentions A kind of side extraction cooking fume extractor out, the side extraction cooking fume extractor depth is small, smoke absorption effect is good, usage comfort is good.

According to the side extraction cooking fume extractor of the utility model embodiment, comprising: the side view of casing, the casing is approximate To be inverted trapezoidal, the front panel of the casing tilts backwards setting in a downward direction, the front panel be equipped with first into Style grid and the second air-inlet grille, first air-inlet grille are located at the top of second air-inlet grille, first air inlet Grid is equipped with multiple first air inlet holes, and second air-inlet grille is equipped with multiple second air inlet holes, the top of the casing Equipped with air outlet；Blower, the blower are located in the casing, and the blower is centrifugal blower, the suction inlet direction of the blower The front panel setting, the outlet of the blower is connected with the air outlet；Hold together cigarette plate, it is described hold together cigarette plate be connected to the front On plate, it is described hold together cigarette plate and the casing junction be located at the top of first air-inlet grille；Wherein, the side-suction type is inhaled The size of kitchen ventilator in the longitudinal direction is less than or equal to 340m, and the size of the side extraction cooking fume extractor in the up-down direction is less than Equal to 500mm, the tilt angle model in the plane opposed vertical face where first air-inlet grille and second air-inlet grille Enclose is 20 degree~50 degree.

According to the side extraction cooking fume extractor of the utility model embodiment, set cabinet form, the first air-inlet grille and The tilt angle of two air-inlet grilles is designed with cigarette plate is held together, and designs the optimal path of oil smoke rising, it is possible to reduce local eddy currents Loss reduces noise, promotes complete machine working efficiency, and few leakage cigarette even zero leakage cigarette effect is reached under identical air quantity.By effective Complete machine depth is foreshortened within 340m, complete machine height controls within 500mm, keeps complete machine structure appearance clean and tidy, brief, has It can even be hidden in inside locker, realize the miniaturization of side extraction cooking fume extractor, readily available biggish cooking space.Separately Outside, machine volume can also reduce, and manufacturing cost, installation difficulty can all reduce.

In addition, side extraction cooking fume extractor according to the present utility model can also have the following additional technical features:

In some embodiments of the utility model, on the extending direction of the front panel, second air-inlet grille Lower edge and the distance between the bottom margin range of the casing be 50mm to 250mm, under first air-inlet grille The distance between the bottom margin of edge and casing range is 100mm to 300mm.

In some embodiments of the utility model, the suction inlet of the blower has highs and lows, described The top edge of first air-inlet grille is between the highest point and the minimum point, the lower edge position of first air-inlet grille In the lower section of the minimum point.

Optionally, first air-inlet grille is located at the front side of the minimum point, and second air-inlet grille is located at described The rear side of minimum point.

In some embodiments of the utility model, it is described hold together cigarette plate angle degree be adjustably connected on the front panel, and In the power-offstate, it is described hold together cigarette plate be superimposed on first air-inlet grille.

In some embodiments of the utility model, under open state, it is described hold together cigarette plate turn forward in a downward direction Tiltedly setting, it is described hold together angle between cigarette plate and vertical plane be 30 degree~90 degree.

In some embodiments of the utility model, multiple first air inlet holes are arranged in multiple rows of multiple row, each described First air inlet hole is the strip extended transversely.

Optionally, the length a1 range of first air inlet hole is 5mm to 80mm, the width b1 model of first air inlet hole It encloses for 1mm to 20mm, the spacing distance c1 range of first air inlet hole is 10mm to 50mm.

In some embodiments of the utility model, multiple horizontally spaced open up of second air inlet hole are set, often A second air inlet hole is vertically extending strip.

Optionally, the length a2 range of second air inlet hole is 20mm to 150mm, the width b2 of second air inlet hole Range is 4mm to 20mm, and the spacing distance c2 range of second air inlet hole is 4mm to 20mm.

The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description In become obvious, or recognized by the practice of the utility model.

Detailed description of the invention

The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will Become obvious and be readily appreciated that, in which:

Fig. 1 is the kitchen installation effect diagram of existing general side extraction cooking fume extractor；

Fig. 2 is the kitchen installation effect diagram according to the side extraction cooking fume extractor of the utility model embodiment；

Fig. 3 is the structure sectional view according to an angle of the side extraction cooking fume extractor of the utility model embodiment；

Fig. 4 is the structure sectional view according to another angle of the side extraction cooking fume extractor of the utility model embodiment；

Fig. 5 is the schematic front view according to the side extraction cooking fume extractor of the utility model embodiment；

Fig. 6 is the knot along plane where the first air-inlet grille according to the side extraction cooking fume extractor of the utility model embodiment Structure schematic diagram；

Fig. 7 is the structural schematic diagram according to the second air-inlet grille of the side extraction cooking fume extractor of the utility model embodiment；

Fig. 8 is the schematic enlarged-scale view in the portion A in Fig. 7；

Fig. 9 is the structural schematic diagram according to the first air-inlet grille of the side extraction cooking fume extractor of the utility model embodiment；

Figure 10 is the schematic enlarged-scale view in the portion B in Fig. 9；

Figure 11 is being simulated based on CFD high performance numerical computing according to the side extraction cooking fume extractor of the utility model embodiment Oil smoke flow vector figure；

Figure 12 is being simulated based on CFD high performance numerical computing according to the side extraction cooking fume extractor of the utility model embodiment Oil smoke diffusion contour.

Appended drawing reference:

Side extraction cooking fume extractor 100,

Casing 1, front panel 11, air outlet 12, casing bottom margin L,

First air-inlet grille 21, the first air inlet hole 211, the second air-inlet grille 22, the second air inlet hole 221, first enter the wind lattice The top edge M of grid, the lower edge N of the first air-inlet grille, the top edge S of the second air-inlet grille, air-inlet grille lower edge T,

Blower 3, suction inlet 31, outlet 32, spiral case 33, impeller 34, motor 35, exhaust air flue 36, the highest point P of suction inlet, suction The minimum point Q of mouth,

Hold together cigarette plate 4,

Locker 200, baffle 210.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model Limitation.

Below with reference to Fig. 1-Figure 12 description according to a kind of side extraction cooking fume extractor 100 of the utility model embodiment.

It should be noted that side extraction cooking fume extractor holds together the problem of cigarette area deficiency to make up top, on the downside of inclined-plane It is closer apart from cooking apparatus, it is easy to occupy cooking space because complete machine depth is bigger than normal, influences user's operation experience.And smoke machine is whole Machine depth (referring to the size of smoke machine in the longitudinal direction) is bigger than normal, and family is difficult to be encompassed completely in locker when installing.Such as Shown in the kitchen installation effect diagram of the general side extraction cooking fume extractor of Fig. 1, row's locker is installed above hearth, to keep away Exempting to meet and discuss locker usually will not be too deep.But general side extraction cooking fume extractor, since depth is excessive, locker is at smoke machine It can not install, kitchen whole style is difficult to coordinate at smoke machine.

And the side extraction cooking fume extractor 100 of the utility model embodiment, it is designed, is pursued under smaller air quantity by optimizing flow passage Complete machine depth can be contracted to be less than or equal to 340m by dead-tight smoke absorption effect.The utility model embodiment as shown in Figure 2 Side extraction cooking fume extractor kitchen installation effect diagram, can the front side of side extraction cooking fume extractor 100 be arranged baffle 210, Baffle 210 is mutually unified in appearance with the locker 200 on side, and such kitchen whole style can be coordinated.The utility model In some embodiments, the complete machine height of side extraction cooking fume extractor 100 is less than or equal to 500mm, and bottom is not after mounting for this smoke machine It can expose below baffle 210, or even entire smoke machine can be encompassed completely in locker 200, kitchen aesthetics is more preferably.By cigarette Machine is designed depth, highly smaller, the avoidable operating experience for influencing user.

It, can be to the first air-inlet grille 21, the second air-inlet grille 22 in the present invention by CFD runner calculation method It is optimized with cigarette plate 4 is held together, oil smoke preferably can enter casing by the first air inlet hole 211 and the second air inlet hole 221 1, reinforce holding together cigarette effect and improving fume-exhausting efficiency for range hood, and then realize the miniaturization of smoke machine.

Concrete principle is as follows:

Oil smoke is rendered as a kind of diffusion type propradation in uphill process, the path risen according to oil smoke and set machine 1 contour structures of shell are arranged the first air-inlet grille 21, the second air-inlet grille 22 and hold together cigarette plate 4, simplify the road that oil smoke leads to suction inlet 31 Diameter, reduces the escape of oil smoke, to realize the efficient smoke pumping effect under same air quantity.

First air-inlet grille 21 and the second air-inlet grille 22 can be according to 31 area sections of suction inlet after optimization in optimization position area Interior carry out area distributions, it is not limited to certain specific modelling.

First air-inlet grille 21 and the second air-inlet grille 22 in the case where optimal inlet -duct area, can by adjusting first into The area distributions of style grid 21 and the second air-inlet grille 22 solve left and right suction caused by the placement position of the outlet 32 of blower 3 not Equal problem.

The offset or dish of first air-inlet grille 21 and 22 place plane of the second air-inlet grille and 31 place plane of suction inlet, can be with Level variation adjustment.

As shown in Figure 3 and Figure 4, according to the side extraction cooking fume extractor of the utility model embodiment 100, including casing 1, blower 3 and hold together cigarette plate 4, the side view of casing 1 be approximately it is inverted trapezoidal, the front panel 11 of casing 1 retreats in a downward direction Tiltedly setting, front panel 11 be equipped with the first air-inlet grille 21 and the second air-inlet grille 22, the first air-inlet grille 21 be located at second into The top of style grid 22, the first air-inlet grille 21 are equipped with multiple first air inlet holes 211, and the second air-inlet grille 22 is equipped with multiple The top of second air inlet hole 221, casing 1 is equipped with air outlet 12.

Blower 3 is equipped in casing 1, blower 3 is centrifugal blower.The suction inlet 31 of blower 3 is arranged towards front panel 11, blower 3 Outlet 32 be connected with air outlet 12.

Hold together cigarette plate 4 to be connected on front panel 11, holds together cigarette plate 4 and the junction of casing 1 is located at the upper of the first air-inlet grille 21 Side.

The size of side extraction cooking fume extractor 100 in the longitudinal direction is less than or equal to 340m, and side extraction cooking fume extractor 100 is upper The upward size in lower section is less than or equal to 500mm, the plane opposed vertical where the first air-inlet grille 21 and the second air-inlet grille 22 The range of tilt angles in face is 20 degree~50 degree.

Here, suction, that external flue gas is passed through into the first air-inlet grille 21 can be generated after blower 3 rotates at suction inlet 31 In the second air inlet hole 221 sucking casing 1 on one air inlet hole 211 and the second air-inlet grille 22.Flue gas in casing 1 is by blower 3 After being involved in compression, it is discharged by the air outlet 12 on casing 1.During cooking fried food, oil smoke is rising upwards, is obliquely installed Front panel 11 can increase the contact area with rising oil smoke upwards, so that oil smoke can more large area and the first air inlet lattice Grid 21 and the contact of the second air-inlet grille 22.First air-inlet grille 21 has multiple first air inlet holes 211, the second air-inlet grille 22 tool There are multiple second air inlet holes 221, the first air-inlet grille 21 is located at the upper end of the second air-inlet grille 22, that is, the oil smoke generated can lead to It crosses two approach to enter in casing 1, wherein the second air-inlet grille 22 is close from oil smoke source, when the oil smoke and front panel 11 of generation When contact, the oil smoke of 11 lower part of front panel is more dense, and dense oil smoke first enters in casing 1 along multiple second air inlet holes 221, Oil smoke outside casing 1 continues up transpiration and enters in casing 1 along multiple first air inlet holes 211, and the oil smoke outside casing 1 is also A part will continue to upward transpiration, at this point, holding together cigarette plate 4 is opening state, oil smoke can be collapsed by holding together cigarette plate 4, then oily Cigarette enters in casing 1 along air inlet hole 21, fumes escaping is avoided, to realize the efficient smoking effect under same air quantity.

Oil smoke can continue up ascension after entering casing 1, and air outlet 12 is located at the top of casing 1, be conducive to oil smoke from It is dissipated upwards in casing 1, and then improves the smoke exhaust efficiency of side extraction cooking fume extractor 100.First air-inlet grille 21 and the second air inlet Grid 22 can intercept most smoke particle, guarantee smoke machine service life, while can also reduce other cooking-fume discharging, protection ring Border.

Since 100 depth dimensions of side extraction cooking fume extractor require to be less than or equal to 340m, height dimension is less than or equal to 500mm, The inner space of casing 1 is smaller, is smoked using centrifugal blower, is just that the impeller 34 of centrifugal blower is utilized with respect to other impellers For the feature with flattening, and centrifugal blower air draught power is strong, can guarantee that small body smoking has enough power.Centrifugation Blower position adjustment space in casing 1 is limited, and the suction inlet 31 of blower 3 makes external flue gas directly against the first air-inlet grille 21 It is sucked towards the suction inlet 31 of blower 3.Cooperation is with the tilt angle of the first air-inlet grille 21 and the second air-inlet grille 22 and holds together cigarette plate 4, make small depth smoke machine that there is optimal smoking effect.Using the first air-inlet grille 21 and the second air-inlet grille 22 as import, Air intake resistance is smaller, and air inlet path is short, low noise.

In addition, the side view of casing 1 to be arranged to approximate inverse is trapezoidal, the back side of casing 1 is almost pacified in close to wall Dress, body entirety center of gravity is closer apart from wall, and the moment of flexure of generation is smaller, and installation is steady.Since the depth dimensions of casing 1 are by larger Limitation, therefore casing 1 is arranged to trapezoidal, it advantageously ensures that 1 inner space capacity of casing, avoids the flue gas in casing 1 because of wind Machine 3 is taken away not in time and is nowhere buffered.

Certainly, the side extraction cooking fume extractor 100 of the utility model embodiment can according to need configuration flue and noise elimination portion Part (not shown go out).When side extraction cooking fume extractor 100 configures flue, flue connects the top of casing 1 and connects with air outlet 12 Logical, flue is used to for flue gas being discharged kitchen, and the height of flue is here with no restriction.Muffler part can be set in casing 1, machine Muffler part can be respectively provided in shell 1 and flue.

According to the side extraction cooking fume extractor 100 of the utility model embodiment, set 1 shape of casing, the first air-inlet grille 21 and second air-inlet grille 22 tilt angle and hold together cigarette plate 4 design, design oil smoke rising optimal path, it is possible to reduce office The loss of bilge vortex reduces noise, promotes complete machine working efficiency, and few leakage cigarette even zero leakage cigarette effect is reached under identical air quantity. By effectively foreshortening to complete machine depth within 340m, within reduced height to 500mm, keep complete machine structure appearance clean and tidy, brief, Some can even be hidden in 200 the inside of locker, realize the miniaturization of side extraction cooking fume extractor 100, readily available biggish Cooking space.In addition, machine volume can also reduce, manufacturing cost, installation difficulty can all be reduced.

Optionally, the connection type of the first air-inlet grille 21 and casing 1 is removably, to realize the first air inlet lattice The fast assembling-disassembling of grid 21 is also beneficial to dismounting blower 3.For example, the first air-inlet grille 21 can snap connection on plate 11 in front； First air-inlet grille 21 can be hingedly connected on casing 1 with one end, other end bolt or be snapped connection on casing 1.Certainly, originally The connection type of first air-inlet grille 21 of utility model embodiment is without being limited thereto, such as the first air-inlet grille 21 can the company of fixation Connect on plate 11 in front or even the first air-inlet grille 2 be integrally formed on front panel 11, and front panel 11 be on casing 1 can The structure of folding.

Optionally, the connection type of the second air-inlet grille 22 and casing 1 is removably, to realize the second air inlet lattice The fast assembling-disassembling of grid 22 can also be conducive to dismounting blower 3.For example, the second air-inlet grille 22 can snap connection on plate 11 in front； Second air-inlet grille 22 can be hingedly connected on casing 1 with one end, other end bolt or be snapped connection on casing 1.

Specifically, as shown in Figure 3 and Figure 4, blower 3 includes: spiral case 33, impeller 34, motor 35 and exhaust air flue 36, spiral case 33 are located in casing 1, and spiral case 33 has suction inlet 31, and suction inlet 31 is located at the front side of spiral case 33 and sets towards the first air-inlet grille 21 It sets.Exhaust air flue 36 is connected on spiral case 33, the upper end of exhaust air flue 36 constitute outlet 32 and with 12 phase of air outlet on casing 1 Even.Impeller 34 is located at spiral case 33, and motor 35 is mounted on the rear portion of spiral case 33.

In some embodiments of the utility model, as shown in figure 4, the 34 place face opposed vertical face of impeller of blower 3 Range of tilt angles is between 0 degree~25 degree, and 34 place face of impeller and the rotation axis of blower 3 are perpendicular.That is, impeller 34 places face can be vertically arranged, can also be equally obliquely installed with the front panel 11 of camera shell 1.But in order to generate upwards backward Suction roll up power, and also for guarantee complete machine depth foreshorten within 340m, the 34 place face opposed vertical face of impeller of blower 3 Range of tilt angles is preferably between 0 degree~25 degree.

In the example of fig. 4, when the inclination in 34 place face opposed vertical face of impeller, spiral case 33 is also required to be obliquely installed, And exhaust air flue 36 be it is vertically arranged, guarantee smoke path it is most short.

In some instances, as shown in figure 4, there is angle between the plane at 31 place of suction inlet and the front panel 11 of casing 1, And distance between the two is gradually reduced in a downward direction.In this way, top is empty in gap between suction inlet 31 and front panel 11 Between large capacity it is big, it is easier to flue gas is inhaled to volume upwards.Stated differently, since self-characteristic is exactly the liter that floats upwards after flue gas generates, After flue gas enters casing 1 from air inlet hole 21, when upward ascension, has sufficient space to accommodate flue gas, if flue gas is not timely by blower 3 It takes away, flue gas will not be escaped from air inlet hole 21, improve smoking efficiency, avoid running cigarette.

In some embodiments of the utility model, as shown in Figure 4-Figure 7, the suction inlet 31 of blower 3 is with highest point P and most Low spot Q, in the up-down direction, the top edge M of the first air-inlet grille 21 is between highest point P and minimum point Q, the first air inlet lattice The lower edge N of grid 21 is located at the lower section of minimum point Q.

Here, it since flue gas itself has the characteristic floatd rise upwards, rises if the flue gas largely sucked floats more than highest point P, then flue gas is attracted downwards, it needs very big suction and air quantity that could all be drawn to suction inlet 31, causes energy dissipation.Therefore will The top edge M of first air-inlet grille 21 is arranged to the highest point P no more than suction inlet 31, can be improved smoking efficiency.And due to From top edge M to highest point P the air inlet in this block region by front panel 11 stop, blower 3 can in front plate 11 be located at top edge M The part of top all forms stronger negative pressure, and smoking effect greatly enhances.

The lower edge N of first air-inlet grille 21 is arranged in the lower section of minimum point Q, then can substantially increase incoming air area. Wherein, negative pressuren zone will form around suction inlet 31 due to 1 inner loop of casing, although the lower edge N of air-inlet grille 2 is lower than minimum point Q, It is to have no effect on blower 3 region is quickly smoked from below, avoids the phenomenon of falling cigarette.

Specifically, as shown in figure 4, the top edge S of the second air-inlet grille 22 is located at the lower section of the minimum point Q, second into The lower edge T of style grid 22 is located at the rear side of minimum point Q.That is, the second air-inlet grille 22 is located at the lower end of blower 3, by Be not in the second air-inlet grille 22 it is directly opposite with suction inlet 31, oil smoke can possess certain buffering after entering casing 1, avoid machine Flue gas in shell 1 nowhere buffers due to blower 3 is taken away not in time.

Further, the first air-inlet grille 21 is located at the front side of the minimum point Q of suction inlet 31, and the second air-inlet grille 22, which is located at, to be inhaled The rear side of the minimum point Q of mouth 31.The first air-inlet grille 21 positioned at 31 front side of suction inlet, lucky maximum quantity of wind suck flue gas.And it is sharp With the second air-inlet grille 22 for being located at the rear side of suction inlet 31, negative pressure at suction inlet 31 can be extended to the second air-inlet grille 22, increase into Wind area.After sucking a large amount of flue gases using large area negative pressuren zone, smoking capacity increases at the first air-inlet grille 21, and in casing 1 3 lower zone of blower can be provided for caching flue gas, strengthens and holds together cigarette effect, realize zero leakage cigarette effect under identical air quantity.

Here 11 upper air inlet grid of front panel is divided into two, two air-inlet grilles are spaced apart, then be utilized second into Style grid 22 can increase the negative pressuren zone area before front panel 11.

In some embodiments of the utility model, in front on the extending direction of plate 11, under the second air-inlet grille 22 The distance between the bottom margin L of edge T and casing 1 range is 50mm to 250mm, the lower edge N of the first air-inlet grille 21 and The distance between the bottom margin L of casing 1 range is 100mm to 300mm.Wherein, the lower edge T and machine of the second air-inlet grille 22 The distance between bottom margin L of shell 1 is most short to can reach 50mm, the lower edge N of the first air-inlet grille 21 and the bottom sides of casing 1 The distance between edge L is most short to can reach 100mm, that is to say, that, can in the smoke machine structure basis of the utility model embodiment Expand incoming air area as far as possible, does not influence smoking effect also.

In some embodiments of the utility model, the first air-inlet grille 21 or 22 place face of the second air-inlet grille are flat Face or curved surface or combinatorial surface.What combinatorial surface referred to can be the combination of Different Plane, be also possible to the combination of different curve, also It can be the combination of plane and curved surface.First air-inlet grille 21 or the second air-inlet grille 22 are projected as on plate 11 rectangular in front Perhaps projection is also possible to not advise on plate 11 in front for round, oblong the first air-inlet grille 21 or the second air-inlet grille 22 Then shape.

In some embodiments of the utility model, multiple first air inlet holes 211 in multiple rows of multiple row be arranged, each first into Air holes 211 is the strip extended transversely.Oil smoke can enter casing 1 by multiple first air inlet holes 211, at this point, first Air inlet hole 211 can be absorbed along front panel 11 rising oil smoke and the oil smoke for being held together cigarette plate 4 and collapsing upwards.Be laterally extended One air inlet hole 211 is conducive to preferably import the flue gas of horizontal direction, increases air draught region.And in the second air-inlet grille 22 Suction and hold together cigarette plate 4 hold together cigarette effect under, the smoking capacity of the first air-inlet grille 21 will not decline.

Optionally, as shown in Figure 9 and Figure 10, the length a1 range of the first air inlet hole 211 is 5mm to 80mm, the first air inlet The width b1 range in hole 211 is 1mm to 20mm, and the spacing distance c1 range of the first air inlet hole 211 is 10mm to 50mm.Wherein, It can be 1mm, spacing distance c1 minimum can be 10mm that the length a1 minimum of first air inlet hole 211, which can be 5mm, width b1 minimum, this The size of the first air inlet hole of sample 211 is smaller, and it is more intensive to arrange, and is conducive to be filtered oil smoke.

In some embodiments of the utility model, opened up as shown in figure 4, the second air inlet hole 221 is horizontally spaced Have it is multiple, each second air inlet hole 221 be vertically extending strip.The rising direction of oil smoke and the second air inlet hole as a result, 221 opening direction is almost the same, and oil smoke easier can enter casing 1 by the second air-inlet grille 22.Optionally, second Air inlet hole 221 is made of one section or multistage, and every section is straightway or curved section, can satisfy various appearances demand in this way.

Optionally, as shown in Figure 7 and Figure 8, the length a2 range of the second air inlet hole 221 is 20mm to 150mm, the second air inlet The width b2 range in hole 221 is 4mm to 20mm, and the spacing distance c2 range of the second air inlet hole 221 is 4mm to 20mm.Wherein, It can be 4mm, spacing distance c2 minimum can be 4mm that the length a2 minimum of two air inlet holes 221, which can be 20mm, width b2 minimum, in this way The size of second air inlet hole 221 is larger, is conducive to more dense oil smoke and enters casing 1, and the second air-inlet grille 22 will not be arranged Cloth obtains overstocked, will not arrange excessively thin, is conducive to reduce air intake resistance, while guaranteeing that blower 3 has at the second air inlet hole 221 There is air inlet suction enough.

It is, of course, understood that when the complete machine depth of side extraction cooking fume extractor 100 changes between different range, The size range of first air inlet hole 211 and the second air inlet hole 221 can increase accordingly or reduce therewith, however it is not limited to fixed Range.

In some embodiments of the utility model, it is connected on front panel 11 with holding together 4 adjustable angle of cigarette plate, and shutting down Under state, holds together cigarette plate 4 and be superimposed on air-inlet grille 2.It is rotatably opened that is, holding together cigarette plate 4, carries out oil smoke gathering, reduced The dissipation of oil smoke improves the absorption of oil smoke.In the power-offstate, hold together cigarette plate 4 to be superimposed on the first air-inlet grille 21, further Ground, holding together after cigarette plate 4 overlaps can be bonded completely with front panel 11, realize the smooth beauty of front panel 11, can also avoid in air Particulate pollutant be deposited on air-inlet grille 2, influence to discharge fume.

In some examples of the utility model, the adjusting for holding together cigarette plate angle degree 41 can be by limiting structure or connecting rod knot Structure is realized, simple, effective, naturally it is also possible to by other means, without limitation.Due to what is generated using different cooking skills Oil smoke amount is different, and the angle for holding together cigarette plate 4 can be adjusted according to different culinary art situations, for example, hold together cigarette plate 4 can there are three Angle can will hold together cigarette plate 4 when heating up water and adjust to first angle, and cigarette plate 4 will be held together when cooking and is adjusted to second angle, when stewed Cigarette plate 4 will be held together when dish to adjust to third angle, so that side extraction cooking fume extractor 100 all has more preferably under different culinary art situations Ground holds together cigarette effect.

Optionally, the folding for holding together cigarette plate 4, which can be, to be manually adjusted, for example, being equipped with handle on holding together cigarette plate 4, passes through handle Turn on or off cigarette plate 4, it is convenient, fast.The folding for holding together cigarette plate 4 can also be intelligent adjusting, for example, can pass through key Control or infrared control, it is safe and reliable.

In some embodiments of the utility model, as shown in figure 4, holding together cigarette plate 4 in a downward direction under open state Turn forward setting, and the angle held together between cigarette plate 4 and vertical plane is 30 degree~90 degree.That is, hold together cigarette plate 4 and vertical plane it Between angle can be any angle, but oil smoke effect is preferably collapsed in order to generate, also for guaranteeing that complete machine depth shortens It to 340m, while also will not influence the user visual field, hold together the angular range between cigarette plate 4 and vertical plane preferably at 30~90 degree Between.

In some embodiments of the utility model, holding together cigarette plate 4 is slide plate or twisted plate, so that oil smoke It is slide plate or curved surface that along slide plate, perhaps twisted plate is sucked casing 1 perhaps to hold together each section of 4 multistage plate of cigarette plate by blower 3 Plate holds together 4 various shapes of cigarette plate as a result, is conducive to appearance design, and can enhance the inhalant effect of oil smoke, reduces oil smoke Dissipation.Certainly, surface plate and curved slab can also be combined by holding together cigarette plate 4, be also possible to multiple slide plates and multiple songs The mode that panel arranges in any combination is stitched together, and can preferably improve the rejection effect of oil smoke.

Figure 11 show a kind of side extraction cooking fume extractor 100 in the utility model embodiment, is based on CFD high-performance numerical value The oil smoke flow vector figure of calculating simulation, it can be seen from this figure that the side extraction cooking fume extractor 100 of the utility model embodiment, The oil smoke simulated is essentially all to flow to the first air-inlet grille 21 and the second air-inlet grille 22.

Figure 12 show a kind of side extraction cooking fume extractor in the utility model embodiment, based on CFD high-performance numerical value The oil smoke diffusion contour for calculating simulation, can be seen that the side extraction cooking fume extractor 100, Ke Yiming of the utility model embodiment by the figure It is aobvious to improve leakage cigarette phenomenon, it is good to hold together cigarette, smoking effect.

It waits and operates according to other compositions of the side extraction cooking fume extractor 100 of the utility model embodiment such as blower 3 All be for those of ordinary skills it is known, be not detailed herein.

In the description of this specification, the description of reference term " some embodiments ", " optionally " or " further " etc. Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained in the utility model at least In one embodiment or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical implementation Example or example.Moreover, particular features, structures, materials, or characteristics described can in any one or more embodiments or It can be combined in any suitable manner in example.

While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that: These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective And modification, the scope of the utility model are defined by the claims and their equivalents.

Claims (10)

1. a kind of side extraction cooking fume extractor characterized by comprising

Casing, the side view of the casing be approximately it is inverted trapezoidal, the front panel of the casing is in a downward direction backward It is obliquely installed, the front panel is equipped with the first air-inlet grille and the second air-inlet grille, and first air-inlet grille is located at described The top of second air-inlet grille, first air-inlet grille are equipped with multiple first air inlet holes, set on second air-inlet grille There are multiple second air inlet holes, the top of the casing is equipped with air outlet；

Blower, the blower are located in the casing, and the blower is centrifugal blower, and the suction inlet of the blower is towards the front Plate setting, the outlet of the blower is connected with the air outlet；

Hold together cigarette plate, it is described hold together the connection of cigarette plate on the front panel, it is described hold together cigarette plate and the casing junction be located at it is described The top of first air-inlet grille；Wherein,

The size of the side extraction cooking fume extractor in the longitudinal direction is less than or equal to 340m, and the side extraction cooking fume extractor is upper and lower Size on direction is less than or equal to 500mm, and the plane where first air-inlet grille and second air-inlet grille is relatively perpendicular The range of tilt angles faced directly is 20 degree~50 degree.

2. side extraction cooking fume extractor according to claim 1, which is characterized in that on the extending direction of the front panel, The distance between the lower edge of second air-inlet grille and the bottom margin of the casing range are 50mm to 250mm, described The distance between the bottom margin of the lower edge of first air-inlet grille and casing range is 100mm to 300mm.

3. side extraction cooking fume extractor according to claim 1, which is characterized in that the suction inlet of the blower has highest Point and minimum point, the top edge of first air-inlet grille between the highest point and the minimum point, described first into The lower edge of style grid is located at the lower section of the minimum point.

4. side extraction cooking fume extractor according to claim 3, which is characterized in that first air-inlet grille be located at it is described most The front side of low spot, second air-inlet grille are located at the rear side of the minimum point.

5. side extraction cooking fume extractor according to claim 1, which is characterized in that it is described hold together cigarette plate angle degree be adjustably connected to On the front panel, and in the power-offstate, it is described hold together cigarette plate be superimposed on first air-inlet grille.

6. side extraction cooking fume extractor according to claim 1, which is characterized in that under open state, it is described hold together cigarette plate exist Turn forward setting in downward direction, it is described hold together angle between cigarette plate and vertical plane be 30 degree~90 degree.

7. side extraction cooking fume extractor according to claim 1, which is characterized in that multiple first air inlet holes are in multiple rows of more Column setting, each first air inlet hole is the strip extended transversely.

8. side extraction cooking fume extractor according to claim 7, which is characterized in that the length a1 range of first air inlet hole For 5mm to 80mm, the width b1 range of first air inlet hole is 1mm to 20mm, the spacing distance c1 of first air inlet hole Range is 10mm to 50mm.

9. side extraction cooking fume extractor according to claim 1, which is characterized in that multiple second air inlet holes are along level side To setting spaced apart, each second air inlet hole is vertically extending strip.

10. side extraction cooking fume extractor according to claim 9, which is characterized in that the length a2 model of second air inlet hole It encloses for 20mm to 150mm, the width b2 range of second air inlet hole is 4mm to 20mm, the interval distance of second air inlet hole It is 4mm to 20mm from c2 range.