CN205505131U

CN205505131U - Help and inhale range hood

Info

Publication number: CN205505131U
Application number: CN201620195509.0U
Authority: CN
Inventors: 贾博贤; 李年平; 余旭锋; 胡涛; 刘小祥
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2015-12-14
Filing date: 2016-03-14
Publication date: 2016-08-24
Anticipated expiration: 2026-03-14
Also published as: CN106871189B; CN205505130U; CN106871189A; CN205606671U

Abstract

The utility model relates to a help and inhale range hood, including lampblack absorber main part and air supply arrangement, the lampblack absorber main part includes the box and installs fender smoke background on the box, its characterized in that air supply arrangement sets up keep off on the smoke background, air supply arrangement includes the fan, the wind channel is connected to the gas vent of fan, be equipped with at least one air outlet on the wind channel, and under operating condition air outlet orientation is for downwards or under the slant. The utility model provides a have the air supply air current that helps the range hood that inhales the device and directly blow to in the pot, can promote the oil smoke promptly and close up to the range hood inlet scoop at the beginning of the pan oil smoke generates, thoroughly avoided the excessive of the oil smoke process that rises.

Description

Help suction range hood

Technical field

This utility model relates to range hood, refer specifically to a kind of there is absorption-asssisting equipment help suction range hood.

Background technology

The problem that spreads to surrounding of oil smoke during in order to solve the cooking, people have developed the range hood with air curtain, by Air-supply arrangement is set on range hood, to the peripheral air-supply of the kitchen range top, forms air curtain in kitchen range top periphery, stop that oil smoke is to surrounding Diffusion.But in order to not affect suction effect, not increase the burden of suction blower fan, air-supply power is the least, and this leads Cause wind-force the weakest during declining；And existing air curtain is the most all the air curtain outwards dissipated, by ectocine Substantially, such as cooking person stir-fries the air-flow change that action caused, and a little disturbance just influences whether air curtain shield effectiveness, Now, air curtain air-flow not only can not shielding oil smoke to external diffusion, be likely to result in the oil smoke that more swims on the contrary.

Summary of the invention

Technical problem to be solved in the utility model is that the present situation for prior art provides one can inhale to range hood Direction, air port oil smoke expelling thus effectively shielding oil smoke swim diffusion help suction range hood.

The technical scheme that the above-mentioned technical problem of this utility model solution is used is: this helps suction range hood, including fume-exhausting Owner's body and air-supply arrangement, described range hood main body includes casing and the gear smoke background being arranged on described casing, its feature It is that described air-supply arrangement is arranged on described gear smoke background；

Described air-supply arrangement includes blower fan, and the air vent of described blower fan connects air channel, and described air channel is provided with at least one and goes out Air port；And described air outlet is oriented downwards or obliquely under in working order.

Described blower fan can select as required of the prior art any one, preferably centrifugal blower.

Can be 150～700mm for raising helps suction effect, the area of each described air outlet further².This structure can have Effect avoids air-supply flow cross-sectional excessive, and Diffusion of gas stream, further ensure oil smoke gathers effect.

The area of the most each described air outlet is 200～650mm²。

Preferably, the axis of the port of described air outlet is less than or equal to 30 ° with the angle of plumb line, so that via air-out The sent air-flow of mouth blows to pan.The axis of the port of the most described air outlet and the angle of plumb line are less than or equal to 15 °。

The assembling mode of described air-supply arrangement can have multiple, and preferably, described air channel is arranged on the interior table of described gear smoke background On face, described centrifugal blower is arranged on the air inlet in described air channel, and the gas outlet in described air channel is described air outlet.

In order to obtain more preferable oil smoke expelling the effect gathered, air duct can be provided with on the outer wall in described air channel, described Air duct connects described air channel inner chamber, and the port of described air duct is described air outlet.

Preferably, described air duct is taper, and the portlet of described air duct is described air outlet.

Compared with prior art, provided by the utility model help suction range hood, by arranging air-supply dress on gear smoke background Put, make air-supply air-flow directly blow in pot, can i.e. promote oil smoke to air inlet of cooking-fume exhauster also at the beginning of pan oil smoke generates Hold together, thoroughly avoid the excessive of oil smoke uphill process；And coordinate negative pressure produced by range hood centrifugal fan, the least Air-supply air-flow whole oil smoke just can be pushed to range hood suction negative pressure center, in other words, needed for air-supply arrangement The power of centrifugal blower is the least, and power consumption is the most negligible；Compared to existing air curtain technology, this utility model is not Form air curtain, but can thorough shielding oil smoke, and energy conservation and consumption reduction effects is notable；And air-supply arrangement promotes oil smoke to gather Holding together thus avoid the swim effect of diffusion of oil smoke much larger than the suction effect of range hood centrifugal fan negative pressure, both make in cooperation Smoke absorption effect significantly increases, both made external air flow disturbance, oil smoke also will not outside diffusing oil, thoroughly avoid oil Cigarette excessive so that user will not be infected with, breathe oil smoke, further ensures the cleaning of environment and the strong of cooker Health.

This utility model make use of the gear smoke background of range hood crude oil rightly, it is to avoid be directly obliquely installed air duct, reduces Difficulty of processing.

Accompanying drawing explanation

Fig. 1 is that this utility model embodiment 1 assembles structural upright schematic diagram；

Fig. 2 is the schematic perspective view of air-supply arrangement in this utility model embodiment 1；

Fig. 3 and Fig. 4 is the schematic perspective view that this utility model embodiment 2 uses state different angles；

Fig. 5 and Fig. 6 is the schematic perspective view of air-supply arrangement different angles in this utility model embodiment 2；

Fig. 7 is the air-supply schematic diagram of this utility model embodiment 1 and embodiment 2；

Detailed description of the invention

Below in conjunction with accompanying drawing embodiment, this utility model is described in further detail.

Embodiment 1

As shown in Figure 1, Figure 2 and Figure 7, this range hood with absorption-asssisting equipment includes:

Range hood main body 2, including casing 21 and the gear smoke background 4 being arranged on casing 21, is provided with this in casing 21 Other electrical components of range hood and wiring board (not shown).

Air-supply arrangement 1, is arranged on the gear smoke background 4 of range hood, for blowing to frying pan direction in use.This reality Execute the air-supply arrangement in example and have two groups, be respectively relative to below range hood two cooking stoves 32 and be symmetrically mounted on gear smoke background 4 On.

Air-supply arrangement 1 includes centrifugal blower 11, and the air vent of centrifugal blower connects air channel 12, and air channel 12 is interval with Two air holes (not shown)s, two air holes are positioned on the same circumference corresponding with frying pan 31, in each air holes all Connecting and have air duct 14, in the present embodiment, air duct 14 is hollow round table structure, and the portlet of air duct is going out of air-supply arrangement Air port 13.Under use state, air outlet tilts obliquely, and the axis of air duct and the angle of plumb line are less than 30 °；With Make to blow to pan via the sent air-flow of air outlet.

The wind direction of air-flow can realize by controlling the opening angle of gear smoke background 4, it is also possible to by opening of gear smoke background The angle of inclination opening angle and air duct has coordinated, and the present embodiment air-supply air-flow tilts 15 ° relative to vertical, towards Frying pan 31 on cooking stove 32 tilts, and makes small part air-flow be tangential on the lateral wall of frying pan, and remaining air-supply air-flow blows to pot In, as shown in Figure 7.

The structure of air duct can be optional as required, and the present embodiment is frustum cone structure, and large port is tightly connected the wind on air channel Hole, wind resistance to reduce, and portlet is air outlet, and the area of portlet is 260mm²。

The operation principle of this range hood with absorption-asssisting equipment is described as follows:

During cooking, oil smoke produces from pot；The gear smoke background of range hood is opened, while exposing the inlet scoop of range hood, The air outlet making air-supply arrangement is downward-sloping to frying pan；Range hood works, and air inlet draws oil smoke；Air-supply arrangement Centrifugal blower is opened simultaneously, and air-flow 7 blows out from air outlet, and fraction is tangential on frying pan outer wall, and major part is blown along pot wall In frying pan, push directly on the oil smoke that the frying pan the bottom of a pan produces, make oil smoke 8 along opposite pot wall tangential direction to range hood Air inlet rises and gathers, and is siphoned away by the range hood impeller of strength.In whole cooking process, the oil smoke produced in frying pan The chance of outwards drift, does not thoroughly avoid oil smoke and leaks, affect surrounding；And coordinate range hood to be centrifuged wind Machine, the least air-supply air-flow just can stop swimming of oil smoke.

Embodiment 2

As shown in Fig. 3 to Fig. 7, the air-supply arrangement 1 in the present embodiment has only set an air outlet 13, the end in air channel 12 Bringing out mouth and connect an air duct 14, the air duct 14 in the present embodiment is cylindrical, and the outlet of air duct 14 is air outlet 13, the cross-sectional area of air outlet 13 is 300mm²。

Remaining content is same as in Example 1.

Claims

1. help suction range hood, including lampblack absorber main body (2) and air-supply arrangement (1), described lampblack absorber main body includes casing (21) and the gear smoke background (4) being arranged on described casing (21), it is characterised in that described air-supply arrangement (1) is arranged on described gear smoke background (4)；

Described air-supply arrangement (1) includes blower fan (11), and the air vent of described blower fan (11) connects air channel (12), and described air channel (12) are provided with at least one air outlet (13)；And described air outlet (13) is oriented downwards or obliquely under in working order.

The most according to claim 1 help suction range hood, it is characterised in that described blower fan (11) is centrifugal blower.

The most according to claim 1 help suction range hood, it is characterised in that the area of each described air outlet (13) is 150～700mm²。

The most according to claim 3 help suction range hood, it is characterised in that the area of each described air outlet (13) is 200～650mm²。

5. according to helping suction range hood described in Claims 1-4 any claim, it is characterised in that the axis of the port of described air outlet (13) and the angle of plumb line are less than or equal to 30 °.

The most according to claim 5 help suction range hood, it is characterized in that described air channel (12) is arranged on the inner surface of described gear smoke background (4), described blower fan (11) is arranged on the air inlet of described air channel (12), and the gas outlet of described air channel (12) is described air outlet (13).

The most according to claim 6 help suction range hood, it is characterized in that the outer wall in described air channel (12) is provided with air duct (14), described air duct (14) connects described air channel inner chamber, and the port of described air duct is described air outlet (13).

The most according to claim 7 help suction range hood, it is characterised in that described air duct (14) is taper, and the portlet of described air duct (14) is described air outlet (13).

The most according to claim 8 help suction range hood, it is characterised in that the axis of the port of described air outlet (13) and the angle of plumb line are less than or equal to 15 °.