CN208794502U - The air intake assembly and kitchen ventilator of kitchen ventilator - Google Patents

Abstract

The utility model discloses a kind of air intake assembly of kitchen ventilator and kitchen ventilator, air intake assembly includes: exhaust fume collecting hood, and smoke collecting chamber is limited in exhaust fume collecting hood, and smoke collecting chamber has guide face and air inlet；Cold plate, cold plate is set in the smoke collecting chamber, the cold plate corresponds to the lower section that the air inlet is arranged and is located at the air inlet, the cold plate includes the first plate and the Second Board, first plate has first end edge and second end edge relative to each other, first plate is in the inclination extension upwards along the direction towards the second end edge by the first end, the Second Board is connected to the second end, and inclination extends upwards along place and on the direction far from the first end edge, angle between the Second Board and horizontal plane is greater than the angle between first plate and the horizontal plane, the Second Board is equipped at least one auxiliary import being connected to the air inlet.Air intake assembly according to the present utility model can promote the smoking effect of kitchen ventilator.

Description

The air intake assembly and kitchen ventilator of kitchen ventilator

Technical field

The utility model relates to kitchen ventilator technical fields, air intake assembly more particularly, to a kind of kitchen ventilator and have should be into The kitchen ventilator of wind component.

Background technique

Cold plate is the important component of kitchen ventilator, and cold plate is mounted on fume exhauster air inlet front end, and when culinary art generates Flue gas impinge upon on cold plate first, entered back into inside smoke machine after cold plate condenses.Simultaneously as smoke machine rack air inlet Size is smaller, and circumferential negative pressure distribution is smaller, cannot effectively take flue gas away, by the way that cold plate is arranged in air inlet front end, Air inlet negative pressure distributed areas can effectively be expanded, i.e. cold plate can also play the role of negative pressure and extend out, to promote smoke machine Smoking effect.In addition, cold plate can also accept the oil droplet that machine frame inside is fallen, the oil droplet of smoke machine internal condensation is avoided to be dropped in On hearth, to promote user experience.

It is acted on based on Oil Guide, cold plate in the related technology is obliquely installed, such as when lubricating cup is set to the rear end of cold plate When, the front end of cold plate is disposed above to the form of the rear end of cold plate, in order to the oil liquid energy edge condensed on cold plate The inclined surface of cold plate is flow in lubricating cup.But the air inlet area of condensation front edge of board will be reduced in this way, and then reduce smoking effect Fruit.

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 One purpose is to propose that the air intake assembly of kitchen ventilator, the air intake assembly can promote the smoking effect of kitchen ventilator.

The utility model also proposes a kind of kitchen ventilator with above-mentioned air intake assembly.

According to the air intake assembly of the kitchen ventilator of the utility model first aspect embodiment, comprising: exhaust fume collecting hood, the exhaust fume collecting hood Smoke collecting chamber is inside limited, the smoke collecting chamber has guide face and air inlet；Cold plate, the cold plate are set to the smoke collecting chamber Interior, the cold plate corresponds to the lower section that the air inlet is arranged and is located at the air inlet, and the cold plate includes the first plate And the Second Board, first plate have first end edge and second end edge relative to each other, first plate is by described For first end along towards inclination extension upwards on the direction on the second end edge, the Second Board is connected to the second end at And inclination extends upwards on the direction far from the first end edge, the angle between the Second Board and horizontal plane is greater than institute The angle between the first plate and the horizontal plane is stated, the Second Board is equipped with what at least one was connected to the air inlet Auxiliary import.

According to the air intake assembly of the kitchen ventilator of the utility model embodiment, by be equipped on the Second Board at least one with The auxiliary import of air inlet connection can effectively supply the air inlet area of the Second Board height height and sacrifice, before guaranteeing cold plate Air inlet is held, it is possible thereby to promote the smoking effect of kitchen ventilator, and can be contacted simultaneously to avoid flue gas with the inner wall of smoke collecting chamber, and is led Oil smoke is caused to condense into oil droplet in the inner wall of smoke collecting chamber and flow on hearth.In addition, by making between the Second Board and horizontal plane The angle that angle is greater than between the first plate and horizontal plane is condensed in second so that the Oil Guide effect of the Second Board is more preferable Oil liquid on plate quickly, is swimmingly flow in lubricating cup along the inclined surface of the Second Board under the effect of gravity, so as to The oil liquid being condensed on the Second Board is avoided to fall on hearth well.And cold plate structure is simple, easily manufactured.

In addition, can also have following supplementary technology special according to the air intake assembly of the kitchen ventilator of the utility model embodiment Sign:

One embodiment according to the present utility model, the included angle A between the Second Board and first plate meet Following relational expression: 10 °≤A≤80 °.

Optionally, the included angle A between the Second Board and first plate meets following relational expression: 40 °≤A≤ 60°。

One embodiment according to the present utility model, first plate and the Second Board are integrally formed part.

One embodiment according to the present utility model, the centerline parallel of the auxiliary import is in the guide face.

One embodiment according to the present utility model, the week edge of the auxiliary import are equipped with the flange of the annular upwardly extended, And when the auxiliary import is multiple, Oil Guide canal is limited between the two neighboring flange.

One embodiment according to the present utility model, the auxiliary import are formed as round hole, slotted eye or strip hole.

Optionally, the auxiliary import is formed as the drops that vertically side's inclination extension and upper end aperture are greater than lower end aperture Strip hole.

Optionally, the aperture D at the strip hole both ends is all satisfied following relational expression: 0mm < D≤20mm.

Optionally, the aperture D at the strip hole both ends is all satisfied following relational expression: 3mm≤D≤10mm.

According to the kitchen ventilator of the utility model second aspect embodiment, comprising: casing is formed with flue in the casing； According to the air intake assembly of the above-mentioned first aspect embodiment of the utility model, the air intake assembly is set to the lower section of the casing, institute Air inlet is stated to be connected to the flue；Wind wheel component, the wind wheel component be set to the flue in drive flue gas by it is described into Air port flows in the flue.

According to the kitchen ventilator of the utility model embodiment, by being arranged according to the above-mentioned first aspect embodiment of the utility model Kitchen ventilator air intake assembly so that kitchen ventilator has all advantages that have of above-mentioned air intake assembly, which is not described herein again.

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 cross-sectional view according to the kitchen ventilator of the utility model embodiment；

Fig. 2 is the cross-sectional view according to the kitchen ventilator of the utility model embodiment；

Fig. 3 is the bottom view according to the kitchen ventilator of the utility model embodiment；

Fig. 4 is the schematic diagram according to the cold plate of the utility model embodiment；

Fig. 5 is the schematic diagram according to the cold plate of the utility model embodiment；

Fig. 6 is the schematic diagram according to the cold plate of the utility model embodiment；

Fig. 7 is the schematic diagram according to the auxiliary import of the utility model embodiment；

Fig. 8 is partial structure diagram in Fig. 4.

Appended drawing reference:

Air intake assembly 100；

Exhaust fume collecting hood 1；Smoke collecting chamber 11；Guide face 111；Air inlet 112；Gap 12；Exhaust gases passes 13；

Cold plate 2；First plate 21；First end is along 211；Second end is along 212；

The Second Board 22；Auxiliary import 221；Flange 2211；Oil Guide canal 2212；Third end is along 222；4th end is along 223；

Turn over portion 23；Connecting component 24；Oil filter hole 25；Folding line 26；

Kitchen ventilator 200；Casing 201；Flue 2011；Smoke outlet 2012；Wind wheel component 202；Check-valves 203.

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-Fig. 8 description according to the air intake assembly of the kitchen ventilator 200 of the utility model first aspect embodiment 100。

With reference to shown in Fig. 1-Fig. 6, the air intake assembly 100 according to the kitchen ventilator 200 of the utility model embodiment includes: collection cigarette Cover 1 and cold plate 2.

Smoke collecting chamber 11 is limited in exhaust fume collecting hood 1, smoke collecting chamber 11 has guide face 111 and air inlet 112, needs to illustrate It is that kitchen ventilator 200 further includes casing 201 and wind wheel component 202, and flue 2011 is formed in casing 201, and air intake assembly 100 is set In the lower section of casing 201, air inlet 112 is connected to flue 2011, wind wheel component 202 be set to flue 2011 in drive flue gas by Air inlet 112 flows in flue 2011, and flue 2011 also has the smoke outlet 2012 for being suitable for being connected to external environment, into flue Flue gas in 2011 is expelled in external environment by smoke outlet 2012.

Specifically, when kitchen ventilator 200 works, wind wheel component 202 operates at air inlet 112 formation negative pressure, when culinary art The oil smoke of generation enters in smoke collecting chamber 11, is entered in flue 2011 under the guiding of guide face 111 by air inlet 112.Wherein, The inner surface of smoke collecting chamber 11 can be configured to intermediate concave inward structure high, periphery is low, and the inner surface of smoke collecting chamber 11 constitutes the guide face 111, to assist sucking flue gas, the effect realized tobacco control, hold together cigarette.

Cold plate 2 is set in smoke collecting chamber 11, and the corresponding air inlet 112 of cold plate 2 is arranged and is located at the lower section of air inlet 112, Cold plate 2 is spaced apart to guarantee that air inlet 112 is not blocked with the inner surface of smoke collecting chamber 11, and cold plate 2 plays condensation oil smoke, bears Pressure extends out and accepts the effect of oil liquid.

Specifically, the flue gas generated when culinary art is impinged upon first on cold plate 2, and the oil smoke in flue gas coagulates on cold plate 2 Knot forms oil droplet and is attached on cold plate 2, while obstruction of the flue gas through cold plate 2 is spread to 2 periphery of cold plate, and periphery is born Pressure can by the flue gas of diffusion suck flue 2011 in, specifically, through the condensed flue gas of cold plate 2 pass sequentially through cold plate 2 with Gap 12 and air inlet 112 between the inner surface of smoke collecting chamber 11 enter inside smoke machine.

Preferably, the area of cold plate 2 is greater than the area of air inlet 112, thus not only makes connecing for cold plate 2 and flue gas Touching is more abundant, and oil smoke condensation effect is good；And it can effectively expand 112 negative pressure distributed areas of air inlet, to further mention Rise the smoking effect of smoke machine；In addition cold plate 2 can more broadly accept the oil droplet fallen inside casing 201, preferably keep away The oil droplet for exempting from smoke machine internal condensation is directly dropped on hearth, to promote user experience.

It is fallen inside the casing 201 accepted on the oil liquid and cold plate 2 on cold plate 2 it is to be appreciated that condensing in Oil droplet needs collect to be dropped on hearth to avoid it, and therefore, kitchen ventilator 200 further includes lubricating cup, the oil liquid on cold plate 2 It is collected into lubricating cup.In order to enable the oil liquid on cold plate 2 swimmingly to flow to lubricating cup, usually by cold plate 2 in upper and lower It is obliquely installed upwards, lubricating cup is set to the lower side of cold plate 2, and the oil liquid on cold plate 2 is under the effect of gravity along cold plate 2 Inclined surface be guided in lubricating cup.

Specifically, in the present invention, cold plate 2 includes the first plate 21 and the Second Board 22, the first plate 21 tool Have first end relative to each other along 211 and second end along 212, first plates 21 by first end along 211 towards second end along 212 Direction on upwards inclination extend, the Second Board 22 is connected to second end at 212 and far from direction of the first end along 211 Inclination extends upwards.In detail, the Second Board 22 include third end relative to each other along 222 and the 4th end along 223, second plates Block 22 is being extended obliquely upward towards the 4th end along 223 direction updip by third end along 222, the third end edge of the Second Board 22 222 are connected with the second end of the first plate 21 along 212.That is, cold plate 2 by first end along 211 towards the 4th end edges In rising trend on 223 direction, the 4th end of cold plate 2 is higher than first end along 211 along 223, therefore the oil liquid on cold plate 2 It being flowed under the effect of gravity towards first end along 211 along the inclined surface of cold plate 2, lubricating cup is set to first end at 211, It is collected in lubricating cup so that oil liquid of the first end at 211 will be collected to.

Optionally, first end along 211 can for the first plate 21 front end along or rear end edge, when first end is the along 211 The front end of one plate 21 along when, for second end along the rear end edge that 212 be the first plate 21, the Second Board 22 is connected to the first plate 21 Rear end along and tilt backwards and upwardly extend, inclination extends cold plate 2 upwards on direction from the front to the back at this time, i.e., cold at this time The front end of solidifying plate 2 is low, rear end is high, and lubricating cup is set to the front end of cold plate 2 at this time；When first end along 211 for the first plate 21 after End along when, second end along the front end edge that 212 be the first plate 21, the Second Board 22 be connected to the front end of the first plate 21 along and to It leans forward and tilts obliquely, inclination extends (as shown in fig. 1) to cold plate 2 upwards on direction from the front to the back at this time, i.e., at this time The rear end of cold plate 2 is low, front end is high, and lubricating cup is set to the rear end of cold plate 2 at this time.

Or optionally, first end can be the left end edge of the first plate 21 or right end edge along 211, when first end is along 211 For the first plate 21 left end along when, for second end along the right end edge that 212 be the first plate 21, the Second Board 22 is connected to the first plate The right end of block 21 along and the direction updip to the right extend obliquely upward, cold plate 2 is on direction from left to right to updip at this time Tiltedly extend, i.e., the right end of cold plate 2 is high at this time, left end is low, and lubricating cup is set to the left end of cold plate 2 at this time；When first end is along 211 The right end of first plate 21 along when, for second end along the left end edge that 212 be the first plate 21, the Second Board 22 is connected to the first plate 21 left end along and tilt upward extension in a left direction, cold plate 2 tilts upwards on direction from right to left at this time Extend, i.e., the left end of cold plate 2 is high at this time, right end is low, and lubricating cup is set to the right end of cold plate 2 at this time.

It is to be appreciated that due to the 4th end along 223 be higher than first end along 211, the 4th ends along 223 with smoke collecting chamber 11 Gap 12 between inner surface will be less than gap 12 of the first end between 211 and the inner surface of smoke collecting chamber 11, thus will drop Air inlet area of low the 4th end of cold plate 2 at 223, and then reduce smoking effect.Theoretically, kitchen ventilator 200 at work, 2 surrounding of cold plate can air inlet, but in actual design, the first end of cold plate 2 is equipped with lubricating cup at 211, therefore condenses The first end of plate 2 air inlet or only will can not can be such that a small amount of flue gas passes through at 211, therefore air inlet of the 4th end at 223 Amount will directly affect the smoking effect of kitchen ventilator 200.If air inflow of the 4th end at 223 is smaller, when flue gas rises to collection When in smoke chamber 11, diffusion area is larger, and kitchen ventilator 200 can not all suck flue gas, it will generate and run cigarette leakage cigarette.Cigarette simultaneously Gas will be contacted with the inner surface of smoke collecting chamber 11, and oil smoke is caused to condense into oil droplet in the inner surface of smoke collecting chamber 11, and oil droplet will be It is flow on hearth under gravity along the inner surface of smoke collecting chamber 11, thus greatly reduces user experience.If cold in order to increase Air inlet area of solidifying the 4th end of plate 2 at 223 and reduce the first end of cold plate 2 along 211 to the 4th ends along 223 length, this Sample can not only reduce the condensation area of cold plate 2, also will affect effect and its area for accepting oil droplet that negative pressure extends out.

To solve the above-mentioned problems, in the present invention, the Second Board 22 is equipped at least one and connects with air inlet 112 Logical auxiliary import 221, it should be noted that auxiliary import 221 can be one or more (two or more).Such flue gas It can not only be entered in flue 2011 by gap 12 of the 4th end of cold plate 2 between 223 and the inner surface of smoke collecting chamber 11, It can also be entered in flue 2011 by auxiliary import 221.The 4th of cold plate 2 can be effectively supplied by the way that auxiliary import 221 is arranged Air inlet area that is high along 223 height and sacrificing is held, guarantees the front end airflow of cold plate 2.It is possible thereby to promote the suction of kitchen ventilator 200 Cigarette effect, and can be contacted simultaneously to avoid flue gas with the inner wall of smoke collecting chamber 11, and oil smoke is caused to condense in the inner wall of smoke collecting chamber 11 It is flow on hearth at oil droplet.Preferably, auxiliary import 221 is set to neighbouring 4th end on the Second Board 22 along 223 position, by This makes the smoking effect of kitchen ventilator 200 higher.

The cross-sectional area of the exhaust gases passes 13 limited between the lower surface of cold plate 2 and the inner surface of smoke collecting chamber 11 is in flue gas Taper off trend on flow direction, so as to accelerate the flowing of flue gas to a certain extent, and then can reduce the expansion of flue gas It dissipates, avoids flue gas residence, improve the effect for absorbing oil smoke.

In addition, by the way that auxiliary import 221 is arranged on the Second Board 22, so that flow through the flue gas at the Second Board 22 and increase More, the amount that the Second Board 22 condenses oil liquid within the unit time increases, in order to avoid the oil liquid on the Second Board 22 drops to stove On platform, in the present invention, by making the angle between the Second Board 22 and horizontal plane be greater than the first plate 21 and horizontal plane Between angle, i.e., by increasing the inclination angle of the Second Board 22, so that condensing in oil liquid on the Second Board 22 in gravity Under along the Second Board 22 inclined surface flow rate accelerate, to reduce the risk of 2 oil dripping of cold plate.

Further, auxiliary import 221 is opened up on the Second Board 22, can also play the role of rectification, to reduce cold Solidifying 2 back of plate is vortexed noise, promotes 200 quality of kitchen ventilator.

According to the air intake assembly 100 of the kitchen ventilator 200 of the utility model embodiment, by being equipped with extremely on the Second Board 22 A few auxiliary import 221 being connected to air inlet 112 can effectively supply 22 height height of the Second Board and the air inlet face of sacrifice Product guarantees the front end airflow of cold plate 2, it is possible thereby to promote the smoking effect of kitchen ventilator 200, and simultaneously can to avoid flue gas with The inner wall of smoke collecting chamber 11 contacts, and causes oil smoke to condense into oil droplet in the inner wall of smoke collecting chamber 11 and flow on hearth.In addition, passing through The angle between the Second Board 22 and horizontal plane is set to be greater than the angle between the first plate 21 and horizontal plane, so that the second plate The Oil Guide effect of block 22 is more preferable, is condensed in the oil liquid on the Second Board 22 under the effect of gravity along the nauropemeter of the Second Board 22 Face quickly, is swimmingly flow in lubricating cup, so as to avoid the oil liquid being condensed on the Second Board 22 to fall to hearth well On.And 2 structure of cold plate is simple, easily manufactured.

It should be noted that in the description of the present invention, as shown in figs. 1-3, to each component of kitchen ventilator 200 The cited orientation in description scheme is morphologic description when being in normal mounting use state with kitchen ventilator 200, this In text with kitchen ventilator 200 close to the side of metope for " rear ", with the side of 200 adjacent user of kitchen ventilator for " preceding ", with kitchen ventilator The direction of 200 neighbouring hearth is "lower", and using the direction of the separate hearth of kitchen ventilator 200 as "upper", and " left side " and " right side " is then It is established based on above-mentioned direction, left and right directions and up and down direction and front-rear direction are vertical.

In one embodiment of the utility model, referring to fig. 6, between the Second Board 22 and the first plate 21 Included angle A meets following relational expression: 10 °≤A≤80 °, i.e. included angle A minimum between the Second Board 22 and the first plate 21 is not less than 10 ° and it is maximum be no more than 80 ° so that the Oil Guide effect of the Second Board 22 is more preferable.

Preferably, the included angle A between the Second Board 22 and the first plate 21 meets following relational expression: 40 °≤A≤60 °, i.e., Included angle A minimum between the Second Board 22 and the first plate 21 is not less than 40 ° and maximum no more than 60 °, so that the second plate The Oil Guide effect of block 22 is more preferable.

In one embodiment of the utility model, the first plate 21 and the Second Board 22 are integrally formed part, i.e., first Plate 21 and the Second Board 22 are fabricated by being integrally machined, such as can be by curved along a folding line 26 by a plate Folding, 26 two sides of folding line are respectively formed the first plate 21 and the Second Board 22, and it is convenient to manufacture.

Optionally, folding line 26 can be straight line (as shown in Figures 4 and 5), at this time the second of the first plate 21 The third end along 212 and the Second Board 22 is held to extend along 222 equal rectilinear directions, such as in Fig. 4-example shown in fig. 5, first Plate 21 and the Second Board 22 are all formed as rectangular configuration.So that the structure of cold plate 2 is simple, facilitate the manufacturing.

Or optionally, folding line 26 is formed as multi-section-line, and the first plate 21 and second end are along 212 and the Second Board at this time 22 third end is all formed as multi-section-line along 222.So that the structure of cold plate 2 is more diversified.

Certainly, the application is not limited to this, after the first plate 21 and the Second Board 22 can be formed individually, then by One plate 21 is connected with the Second Board 22 together with (such as welding etc.).

In one embodiment of the utility model, when cold plate 2 is obliquely installed below air inlet 112, the 4th end Along 223 horizontal extensions, i.e. the 4th end is equal along 223 height everywhere, such as in the example as shown in Fig. 4-Fig. 5, and first Plate 21 and the Second Board 22 are all formed as rectangle, and when cold plate 2 is obliquely installed when 112 lower section of air inlet, the 4th end is along 223 Height is equal everywhere.The manufacturing of cold plate 2 can be made simpler in this way.

It is to be appreciated that in the above-described embodiments, cold plate 2 is obliquely installed when 112 lower section of air inlet, the 4th end edge 223 height everywhere is equal, and the 4th end will will appear the problem for hanging oil at 223 at this time, is condensed in the 4th end along 223 oil liquid It will drop on hearth, and influence user experience.

To solve the above-mentioned problems, in an alternative embodiment of the utility model, cold plate 2 be obliquely installed in into When 112 lower section of air port, the 4th end is along 223 inclination extensions in the up-down direction, so that the 4th end itself has Oil Guide along 223 Effect, allow condense in oil liquid of the 4th end at 223 under the effect of gravity along the 4th end along 223 quickly toward cold A lower height of one end flowing of solidifying plate 2, so as to preferably avoid the problem that the lower drop of solidifying oil.Below with two specific examples It is described in detail, in two specific examples below, first end is along the rear end edge that 211 be the first plate 21, and second end is along 212 For the front end edge of the first plate 21, third end is the Second Board 22 along 223 along the rear end edge that 222 be the Second Board 22, the 4th end Front end edge:

Along 223, inclination extends upwards on direction from left to right at example one: the four end, condenses in the 4th end edge in this way Solidifying oil on 223 is flowed along the 4th end along 223 to the left under the effect of gravity, then further along the left end of cold plate 2 along flow direction Lubricating cup；Or the 4th end along 223 on direction from right to left upwards inclination extend, condense in the 4th end in this way along 223 Solidifying oil flows to the right along the 4th end along 223 under the effect of gravity, then flows to lubricating cup further along the right end edge of cold plate 2.This When the Second Board 22 can form ladder structure of right angle, the 4th end is along the bevel edge that 223 be right-angled trapezium.

Two: the four end of example includes two the first sub- end edges and the second sub- end edge being connected with each other, the first sub- end edge along 223 Positioned at the left side on the second sub- end edge, the first sub- end along inclination extends upwards on direction from left to right, the second sub- end along by Inclination extends upwards on the direction on a dextrad left side, condenses in the first sub- end in this way along upper solidifying oil under the effect of gravity towards cold plate 2 left end is along flowing, then further along the left end of cold plate 2 along lubricating cup is flowed to, condenses in the second sub- end along upper solidifying oil in weight Towards the right end of cold plate 2 along flowing under power effect, lubricating cup then is flowed to further along the right end edge of cold plate 2.Not only make in this way 2 overall structure of cold plate is more symmetrical, and to condense in the solidifying oil on cold plate 2 and will not concentrate and flow facing one direction Dynamic, solidifying oil is dispersed, and solidifying oil droplet can preferably be avoided to drop down on hearth.

Entered in flue 2011 it is to be appreciated that the direction of auxiliary import 221 directly affects flue gas by auxiliary import 221 The direction of efficiency, auxiliary import 221 is related to the extending direction of center line of auxiliary import 221, it is preferable that the center of auxiliary import 221 Line is parallel to guide face 111, and the flue gas in smoke collecting chamber 11 flows under the guiding of guide face 111, the flow direction of flue gas with lead The extending direction of stream interface 111 is identical, by making the centerline parallel of auxiliary import 221 in guide face 111, so that auxiliary import The extending direction of 221 center line and the flow direction of flue gas are consistent, and flue gas is entered in flue 2011 by auxiliary import 221 at this time Efficiency it is higher, can further promote the smoking effect of kitchen ventilator 200.

In one embodiment of the utility model, as shown in figs. 4 and 8, the week edge of auxiliary import 221 is equipped with prolongs upwards The flange 2211 for the annular stretched makes the oil liquid condensed on 2 upper surface of cold plate and by casing by the way that flange 2211 is arranged The oil liquid dropped on 2 upper surface of cold plate in 201 will not be dropped on hearth by auxiliary import 221.

Further, as shown in figs. 4 and 8, it when auxiliary import 221 is multiple, is limited between two neighboring flange 2211 Oil Guide canal 2212 is made, the oil liquid for condensing in 2 upper surface of cold plate in this way can swimmingly flow under the guiding of Oil Guide canal 2212 To lubricating cup.

In one embodiment of the utility model, auxiliary import 221 is formed as round hole, slotted eye or strip hole, by This not only makes the smoking effect of kitchen ventilator 200 good, and 2 overall structure of cold plate is beautiful, easy to process.

Preferably, as shown in Fig. 4-Fig. 5, auxiliary import 221 is formed as vertically side's inclination extension and upper end aperture is greater than The strip hole of the drops in lower end aperture, specifically, strip hole by third end along 222 towards on direction of the 4th ends along 223 Inclination extends upwards, and neighbouring 4th end of strip hole is greater than the neighbouring third end of strip hole along 222 along the aperture of 223 one end The aperture of one end.So that auxiliary import 221 is more preferable into cigarette effect.

Further, as shown in fig. 7, the aperture D at strip hole both ends is all satisfied following relational expression: 0mm < D≤20mm, i.e., The aperture D at strip hole both ends is all larger than 0 and is less than or equal to 20mm, so that the smoking effect of kitchen ventilator 200 is more preferable.

Preferably, the aperture D at strip hole both ends is all satisfied following relational expression: 3mm≤D≤10mm.That is strip hole both ends Aperture D it is minimum not less than 3mm and it is maximum be no more than 10mm, such as can be 3mm, 4mm, 6mm, 6.5mm, 7mm or 10mm etc., So that the smoking effect of kitchen ventilator 200 is more preferable.

In one embodiment of the utility model, as shown in Fig. 4-Fig. 5, auxiliary import 221 has multiple and multiple auxiliary 221 spacing side by side of import setting, so that the smoking effect of kitchen ventilator 200 is more preferable.

In one embodiment of the utility model, as shown in fig. 4-5, week of cold plate 2 is upwardly extended along being equipped with Annular turns over portion 23, it is possible thereby to the oil droplet on 2 upper surface of cold plate is avoided to fall on hearth along the week edge of cold plate 2, Cold plate 2 is equipped with oil filter hole 25 adjacent to first end at 211, and the oil droplet on 2 upper surface of cold plate flow to first end at 211 When, it is flow in lubricating cup by oil filter hole 25.

Further, it turns over portion 23 and forms binding structure, binding structure can be bent from top to bottom by that will turn over portion 23 It is formed, so that the upper end edge for turning over portion 23 is relatively smooth, scrapes hand when to avoid dismounting.

In one embodiment of the utility model, referring to fig. 1, cold plate 2 can by connecting component 24 with Exhaust fume collecting hood 1 or casing 201 are connected, such as connecting component 24 can be hook, snap-fastener or screw etc..Certainly, the utility model is simultaneously Without being limited thereto, those skilled in the art can regard the combined factors such as installation requirement, manufacture material and technique requirement and consider, For the concrete type of connecting component 24, the utility model is simultaneously not specifically limited.

Preferably, cold plate 2 is detachably connected by connecting component 24 with exhaust fume collecting hood 1 or casing 201, so as to convenient Dismounting.

Referring to Fig. 1-Fig. 2 description according to the kitchen ventilator 200 of the utility model second aspect embodiment.

Referring to Fig.1 shown in-Fig. 2, kitchen ventilator 200 includes casing 201, air intake assembly 100 and wind wheel component 202.

Flue 2011 is formed in casing 201, air intake assembly 100 is set to the lower section of casing 201, air inlet 112 and flue 2011 connections, wind wheel component 202 are set in flue 2011 to drive flue gas to be flowed in flue 2011 by air inlet 112.Kitchen ventilator When 200 work, the operation of wind wheel component 202 generates negative pressure, and the oil smoke that when culinary art generates enters flue 2011 by air intake assembly 100 It is interior, then it is expelled in outdoor environment by the smoke outlet 2012 of flue 2011 again.Preferably, as shown in Fig. 1-Fig. 2, smoke evacuation Check-valves 203 is equipped at mouth 2012 to prevent flue gas from backflowing, specifically, the flue gas in flue 2011 can pass through check-valves 203 It is expelled in outdoor environment, but the flue gas in outdoor environment cannot be back in flue 2011 by check-valves 203, kitchen ventilator 200 smoke discharging effect is more preferable.

It is real according to the above-mentioned first aspect of the utility model by setting according to the kitchen ventilator 200 of the utility model embodiment The air intake assembly 100 of example is applied, so that all advantages that there is kitchen ventilator 200 air intake assembly 100 to have, which is not described herein again.

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

In description in the present invention unless specifically defined or limited otherwise, fisrt feature second feature it "upper" or "lower" may include that the first and second features directly contact, may include the first and second features be not directly to connect yet It touches but by the other characterisation contact between them.Moreover, fisrt feature second feature " on ", " top " and " on Face " includes fisrt feature right above second feature and oblique upper, or to be merely representative of first feature horizontal height special higher than second Sign.Fisrt feature include under the second feature " below ", " below " and " below " fisrt feature immediately below second feature and obliquely downward Side, or first feature horizontal height is merely representative of less than second feature.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ", The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art The schematic representation of language may not refer to the same embodiment or example.Moreover, description specific features, structure, material or Person's feature can be combined in any suitable manner in any one or more of the embodiments or examples.

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 (11)

1. a kind of air intake assembly of kitchen ventilator characterized by comprising

Exhaust fume collecting hood, smoke collecting chamber is limited in the exhaust fume collecting hood, and the smoke collecting chamber has guide face and air inlet；

Cold plate, the cold plate are set in the smoke collecting chamber, and the cold plate corresponds to the air inlet and is arranged and is located at described The lower section of air inlet, the cold plate include the first plate and the Second Board, and first plate has relative to each other first Hold edge and second end edge, first plate is inclination is prolonged upwards along the direction towards the second end edge by the first end It stretches, the Second Board is connected to the second end, and inclination extends upwards along place and on the direction far from the first end edge, Angle between the Second Board and horizontal plane is greater than the angle between first plate and the horizontal plane, and described second Plate is equipped at least one auxiliary import being connected to the air inlet.

2. the air intake assembly of kitchen ventilator according to claim 1, which is characterized in that the Second Board and first plate Included angle A between block meets following relational expression: 10 °≤A≤80 °.

3. the air intake assembly of kitchen ventilator according to claim 2, which is characterized in that the Second Board and first plate Included angle A between block meets following relational expression: 40 °≤A≤60 °.

4. the air intake assembly of kitchen ventilator according to claim 1, which is characterized in that first plate and second plate Block is integrally formed part.

5. the air intake assembly of kitchen ventilator according to claim 1, which is characterized in that the centerline parallel of the auxiliary import in The guide face.

6. the air intake assembly of kitchen ventilator according to claim 1, which is characterized in that the week of the auxiliary import is upward along being equipped with The flange of the annular of extension, and when the auxiliary import is multiple, Oil Guide canal is limited between the two neighboring flange.

7. the air intake assembly of kitchen ventilator according to claim 1, which is characterized in that the auxiliary import be formed as round hole, Slotted eye or strip hole.

8. the air intake assembly of kitchen ventilator according to claim 7, which is characterized in that the auxiliary import is formed as vertically side Inclination extension and upper end aperture are greater than the strip hole of the drops in lower end aperture.

9. the air intake assembly of kitchen ventilator according to claim 8, which is characterized in that the aperture D at the strip hole both ends is equal Meet following relational expression: 0mm < D≤20mm.

10. the air intake assembly of kitchen ventilator according to claim 9, which is characterized in that the aperture D at the strip hole both ends is equal Meet following relational expression: 3mm≤D≤10mm.

11. a kind of kitchen ventilator characterized by comprising

Casing is formed with flue in the casing；

Air intake assembly according to claim 1 to 10, the air intake assembly are set to the lower section of the casing, institute Air inlet is stated to be connected to the flue；

Wind wheel component, the wind wheel component are set in the flue to drive flue gas to be flowed in the flue by the air inlet.