CN208186461U - Range hood and its Inlet Network - Google Patents
Range hood and its Inlet Network Download PDFInfo
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- CN208186461U CN208186461U CN201820470281.0U CN201820470281U CN208186461U CN 208186461 U CN208186461 U CN 208186461U CN 201820470281 U CN201820470281 U CN 201820470281U CN 208186461 U CN208186461 U CN 208186461U
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- range hood
- flow deflector
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Abstract
The utility model discloses a kind of range hood and its Inlet Networks, Inlet Network includes: mainboard body, mainboard body has inlet side and air side along its thickness direction, and mainboard body has a first end and a second end along its length, and mainboard body has the center line extended along its width direction；First air inlet plate body, the first air inlet plate body are set to mainboard body and between center line and first ends, and the first air inlet plate body, which is tilted along the direction from first end to center line to inlet side, to be extended, and the first air inlet plate body is equipped with the first main air inlet hole；Second air inlet plate body, the second air inlet plate body are set to mainboard body and between center line and second ends, and the second air inlet plate body, which is tilted along the direction from second end to center line to inlet side, to be extended, and the second air inlet plate body is equipped with the second main air inlet hole.Horizontal negative pressure distributed areas are capable of increasing according to the Inlet Network for range hood of the utility model embodiment, to have many advantages, such as that air inlet uniformity, intake efficiency are high, smoking effect is good.
Description
Technical field
The utility model relates to the technical field of electrical appliances manufacturing, in particular to a kind of Inlet Network for range hood
With the range hood with the Inlet Network for range hood.
Background technique
The oil smoke that range hood can generate in pump drainage cooking process has and solves kitchen pollution, reduces oil smoke to human body
Usually Inlet Network is arranged in air inlet in the effect of health hazard, range hood, to play the role of separating oil smoke and Oil Guide.
Range hood 1 ' in the related technology, as shown in Figure 1, fan assembly 20 ' is main acting component, when running
Biggish negative pressure is generated in inside, air-flow enters under the action of negative pressure through Inlet Network 30 '.Since fan assembly 20 ' is in oil suction
It is centrally located in the transverse direction of smoke machine 1 ', therefore the negative pressure formed is spread and gradually decreased around by center, it is main to form air-flow
The trend entered from 30 ' middle part of Inlet Network, negative pressure concentrate on the relatively narrow region of 20 ' air inlet transverse width of fan assembly, cause
Air inlet is uneven, two sides effectively to hold together cigarette area smaller, eventually lead to that smoking effect is poor, and fumes escaping is serious.
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 Inlet Network for range hood out, the Inlet Network for being used for range hood are capable of increasing horizontal negative pressure distributed areas, from
And have many advantages, such as that air inlet uniformity, intake efficiency are high, smoking effect is good.
The utility model also proposes a kind of range hood with the Inlet Network for range hood.
The embodiment of first utility model according to the present utility model proposes a kind of Inlet Network for range hood, described
Inlet Network for range hood includes: mainboard body, and the mainboard body has inlet side and air side along its thickness direction, described
Mainboard body has a first end and a second end along its length, and the mainboard body has the center line extended along its width direction；
First air inlet plate body, the first air inlet plate body are set to the mainboard body and between the center line and the first ends,
The first air inlet plate body, which is tilted along the direction from the first end to center line to the inlet side, to be extended, first air inlet
Plate body is equipped with the first main air inlet hole；Second air inlet plate body, the second air inlet plate body are set to the mainboard body and are located at described
Between center line and the second end, described second enters the wind direction of the plate body edge from the second end to center line to the air inlet
It rolls and tiltedly extends, the second air inlet plate body is equipped with the second main air inlet hole.
Horizontal negative pressure distributed areas are capable of increasing according to the Inlet Network for range hood of the utility model embodiment, from
And have many advantages, such as that air inlet uniformity, intake efficiency are high, smoking effect is good.
Some specific embodiments according to the present utility model, the first air inlet plate body and the second air inlet equal position of plate body
In the inlet side of the mainboard body, first air inlet the distance between the plate body and the mainboard body is along from the center line to institute
The direction for stating first end is gradually reduced, it is described second air inlet the distance between plate body and the mainboard body edge from the center line to
The direction of the second end is gradually reduced.
Some specific embodiments according to the present utility model, the first air inlet plate body and the second air inlet equal position of plate body
In the air side of the mainboard body, first air inlet the distance between the plate body and the mainboard body is along from the center line to institute
The direction for stating first end is gradually increased, it is described second air inlet the distance between plate body and the mainboard body edge from the center line to
The direction of the second end is gradually increased.
Some specific examples according to the present utility model, the mainboard body are equipped with the main air inlet hole in center, the center master
Air inlet hole is located between the first air inlet plate body and the second air inlet plate body on the length direction of the mainboard body.
Further, the main air inlet hole in the center is multiple, width of each main air inlet hole in center along the mainboard body
It spends direction to extend, multiple main air inlet holes in center are arranged along the length direction interval of the mainboard body.
Some specific examples according to the present utility model, the Inlet Network for range hood further include: connect in first
Fishplate bar body, in described first connection plate body be connected to the neighbouring center line of the first air inlet plate body one end and the master
Between plate body, connection the distance between plate body and the mainboard body is along from the first end to the center line in described first
Direction is gradually reduced；Plate body is connected in second, connection plate body is connected to the neighbouring institute of the second air inlet plate body in described second
It states between one end of center line and the mainboard body, the distance between plate body and the mainboard body edge is connected in described second from institute
The direction for stating second end to the center line is gradually reduced.
Further, each of the first air inlet plate body and the second air inlet plate body are between the mainboard body
Angle be α, wherein 0 ° of α≤45 ° <.
Further, each of connection plate body and the mainboard body in the described first interior connection plate body and described second
Between angle be γ, wherein 0 °≤γ≤45 °.
Further, the length of each of the first air inlet plate body and the second air inlet plate body in the mainboard body
The length spent on direction is L1, connects each of plate body in the master in connection plate body and described second in described first
Length on the length direction of plate body is L2, wherein 0.1≤L2/L1≤0.3.
Some specific examples according to the present utility model, the Inlet Network for range hood further include: connect outside first
Fishplate bar body, the first outside link plate body be connected to the neighbouring first end of the first air inlet plate body one end and the master
Between plate body, the distance between the first outside link plate body and the mainboard body are along from the center line to the first end
Direction is gradually reduced；Second outside link plate body, the second outside link plate body are connected to the neighbouring institute of the second air inlet plate body
It states between one end of second end and the mainboard body, the distance between the second outside link plate body and the mainboard body are along from institute
The direction for stating center line to the second end is gradually reduced.
Some specific embodiments according to the present utility model, the first main air inlet hole are multiple, each first master
Air inlet hole extends along the width direction of the first air inlet plate body, and multiple first main air inlet holes are along the first air inlet plate body
Length direction interval setting；The second main air inlet hole be it is multiple, each second main air inlet hole along it is described second air inlet
The width direction of plate body extends, and multiple second main air inlet holes are arranged along the length direction interval of the second air inlet plate body.
Further, the length of each of the described first main air inlet hole and described second main air inlet hole is L3, width
For L4, the spacing between spacing and the adjacent second main air inlet hole between the adjacent first main air inlet hole is L6,
In, 10mm≤L3≤150mm, 7mm≤L4≤45mm, 5mm≤L6≤50mm.
Further, multiple first main air inlet holes width along from the first end to the direction of the center line by
It is decrescence small；The width edge of multiple second main air inlet holes is gradually reduced from the second end to the direction of the center line.
Some specific embodiments according to the present utility model, the first air inlet plate body are equipped with the first flow deflector, and described the
One flow deflector by the fluid that the described first main air inlet hole is entered by the inlet side guide the correspondence to the air side it is described in
At the position of heart line；The second air inlet plate body is equipped with the second flow deflector, and second flow deflector will be entered by the inlet side
The fluid of the second main air inlet hole is guided to the position of the correspondence center line of the air side.
Further, first flow deflector extends along the width direction of the first air inlet plate body；Second water conservancy diversion
Piece extends along the width direction of the second air inlet plate body.
Further, first flow deflector is set to the edge far from the center line of the described first main air inlet hole；Institute
State edge far from the center line of second flow deflector set on the described second main air inlet hole.
Further, first flow deflector extends from the first air inlet plate body to the air side；Described second leads
Flow extends from the second air inlet plate body to the air side.
Further, first flow deflector is from the first air inlet plate body to the air side and to the center line
Direction inclination extends；Second flow deflector is from the second air inlet plate body to the air side and to the direction of the center line
Inclination extends.
Further, the cross section of each of first flow deflector and described second flow deflector is linear.
Further, the folder between each of first flow deflector and second flow deflector and the mainboard body
Angle is β, wherein 15 °≤β≤90 °.
Further, the cross section of each of first flow deflector and described second flow deflector includes: straight line
Section, the straightway are connected in the first air inlet plate body and the second air inlet plate body corresponding one；Arc section, it is described
Arc section is connected to one end of the neighbouring center line of the straightway.
Further, the angle between the straightway and the mainboard body is θ, the neighbouring straight line of the arc section
Angle between the tangent line and the mainboard body of one end of section is φ, wherein φ < θ.
Further, the arc length of the arc section is S1, wherein 2mm≤S1≤10mm.
Some specific examples according to the present utility model, each of first flow deflector and second flow deflector
Cross section be arc-shaped.
Further, the tangent line and the mainboard body of one end of the neighbouring first air inlet plate body of first flow deflector
Between angle and second flow deflector the neighbouring second air inlet plate body one end tangent line and the mainboard body it
Between angle be δ, wherein 15 °≤δ≤90 °.
Further, the arc length of each of first flow deflector and described second flow deflector is S2, wherein 7
≤S2≤45mm。
Some specific examples according to the present utility model, the two of the edge of the neighbouring center line of first flow deflector
End is configured with rounded corner in first, and the both ends at the edge of the neighbouring center line of the first main air inlet hole are configured with outside first
Rounded corner；The both ends at the edge of the neighbouring center line of second flow deflector are configured with rounded corner in second, and described second
The both ends at the edge of the neighbouring center line of main air inlet hole are configured with the second outer rounded corner.
Further, the radius of each of rounded corner is R1 in rounded corner and described second in described first, institute
The radius for stating each of the first outer rounded corner and the second outer rounded corner is R2, wherein R1 > R2 >=1mm.
Some specific examples according to the present utility model, each of first flow deflector and second flow deflector
Width be b, wherein 7≤b≤40mm.
The edge of some specific examples according to the present utility model, first flow deflector and the described first main air inlet hole exists
Setting is spaced apart in up and down direction；The edge of second flow deflector and the second main air inlet hole in the up-down direction between
It is spaced apart.
Further, the edge of first flow deflector and the described first main air inlet hole gap in the up-down direction and
The gap of the edge of second flow deflector and the described second main air inlet hole in the up-down direction is L5, and 0.2mm≤L5≤
10mm。
Some specific examples according to the present utility model, first flow deflector are multiple and along the first air inlet plate bodys
Length direction interval setting；Second flow deflector is multiple and sets along the length direction interval of the second air inlet plate body
It sets.
Further, multiple first flow deflectors width along from the first end to the direction of the center line gradually
Reduce；The width edge of multiple second flow deflectors is gradually reduced from the second end to the direction of the center line.
Some specific embodiments according to the present utility model, the Inlet Network for range hood further include: lower wing plate,
The lower wing plate extends from the lower edge of the mainboard body to the inlet side, the lower wing plate be equipped with auxiliary air inlet hole, it is described it is auxiliary into
The width of air holes gradually decreasees from top to bottom.
Further, the upper edge of the auxiliary air inlet hole and lower edge are respectively configured to arc-shaped.
Further, the auxiliary air inlet hole is up big and down small drops.
Further, the auxiliary air inlet hole is that multiple and length direction intervals along the lower wing plate is arranged.
Further, the lower wing plate to the inlet side and tilts down extension from the lower edge of the mainboard body.
The embodiment of second aspect according to the present utility model proposes that a kind of range hood, the range hood include: shell
Body, the shell have air inlet and exhaust outlet: fan assembly, the fan assembly are disposed in the housing；It is practical according to this
The Inlet Network of range hood is used for described in the embodiment of novel first aspect, the Inlet Network is disposed in the housing and position
In the air inlet, the center line of the mainboard body is corresponding with the fan assembly position.
According to the range hood of the utility model embodiment, pass through the implementation using first aspect according to the present utility model
Inlet Network for range hood described in example has many advantages, such as that air inlet uniformity, intake efficiency are high, smoking effect is good.
Some specific embodiments according to the present utility model, the shell have front panel, and the front panel is relative to upper
Lower direction is obliquely installed, and each of the first air inlet plate body and the second air inlet plate body are between the front panel
Distance is L0, wherein 10mm≤L0≤70mm.
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 explosive view of existing range hood.
Fig. 2 is the perspective view according to the range hood of the utility model embodiment.
Fig. 3 is the explosive view according to the range hood of the utility model embodiment.
Fig. 4 is the overhead sectional view according to the range hood of the utility model embodiment.
Fig. 5 is the perspective view according to the Inlet Network for range hood of the utility model embodiment.
Fig. 6 is the structural schematic diagram according to the Inlet Network for range hood of the utility model embodiment.
Fig. 7 is the overhead sectional view according to the Inlet Network for range hood of the utility model embodiment.
Fig. 8 is the enlarged drawing of a-quadrant in Fig. 7.
Fig. 9 is the overhead sectional view according to the Inlet Network for range hood of the utility model another embodiment.
Figure 10 is the enlarged drawing of B area in Fig. 9.
Figure 11 is the overhead sectional view according to the Inlet Network for range hood of the utility model further embodiment.
Figure 12 is the enlarged drawing in the region C in Figure 11.
Appended drawing reference:
The prior art:
Range hood 1 ', fan assembly 20 ', Inlet Network 30 '；
The utility model:
Range hood 1,
Shell 10, front panel 11, top panel 12, lower panel 13, air inlet 14, exhaust outlet 15, fan assembly 20, Inlet Network
30, lubricating cup 40,
Mainboard body 100, inlet side 110, air side 120, first end 130, second end 140, center line S, the main air inlet in center
Hole 150,
First air inlet plate body 210, the first main air inlet hole 211, first enter the wind the distance between plate body 210 and mainboard body 100
K1、
Second air inlet plate body 220, the second main air inlet hole 221, second enter the wind the distance between plate body 220 and mainboard body 100
K2、
Plate body 320, the first outside link plate body 330, the second outside link plate body are connected in connection plate body 310, second in first
340, the first upper junction plate body 350, the first lower connecting plate body 360, the second upper junction plate body 370, the second lower connecting plate body 380,
First flow deflector 410, the second flow deflector 420, straightway 430, rounded corner 450, first in arc section 440, first
Rounded corner 470 in outer rounded corner 460, second, the second outer rounded corner 480,
Lower wing plate 510, auxiliary air inlet hole 511, upper flange 520, the first side wing 530, the second side wing 540.
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.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outside", etc. instructions orientation or positional relationship
To be based on the orientation or positional relationship shown in the drawings, it is merely for convenience of describing the present invention and simplifying the description, without referring to
Show or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot manage
Solution is limitations of the present invention.In addition, defining " first ", the feature of " second " can explicitly or implicitly include one
A or more this feature.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or two
More than.
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.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Below with reference to the accompanying drawings range hood 1 according to the utility model embodiment is described.
It include shell 10,20 and of fan assembly according to the range hood 1 of the utility model embodiment as shown in Fig. 2-Figure 12
Inlet Network 30.
Inlet Network 30 according to the utility model embodiment is described first, according to the Inlet Network 30 of the utility model embodiment
Plate body 210 and the second air inlet plate body 220 are entered the wind including mainboard body 100, first.
Mainboard body 100 can be laterally arranged, i.e., length direction orients in the horizontal direction.Mainboard body 100 is along mainboard body 100
Thickness direction has inlet side 110 and air side 120, i.e., the two sides on the thickness direction of mainboard body 100, side are inlet side
110, the other side is air side 120, and when range hood 1 works, air of the external world comprising oil smoke etc. passes through air inlet from inlet side 110
Net 30 flows to air side 120 and enters in range hood 1.Mainboard body 100 has first along the length direction of mainboard body 100
End 130 and second end 140, that is to say, that one end on the length direction of mainboard body 100 is first end 130, and the other end is the
Two ends 140.Mainboard body 100 has the center line S that the width direction along mainboard body 100 extends, and center line S is in mainboard body 100
Divide mainboard body 100 on length direction equally.
First air inlet plate body 210 is set to mainboard body 100 and between center line S and first end 130, the second air inlet plate body
220 set on mainboard body 100 and between center line S and second end 140, i.e., the first air inlet plate body 210 and the second air inlet plate body
220 are located at the two sides of center line S on the length direction of mainboard body 100.First air inlet plate body 210 is along from first end 130
It tilts and extends to the direction of center line S to inlet side 110, i.e., the first air inlet plate body 210 is along from outer end to inner end and front panel
11 direction, which tilts, to be extended, and the first air inlet plate body 210 is equipped with the first main air inlet hole 211.Second air inlet 220 body of plate body is along from the
Two ends 140 to the direction of center line S to inlet side 110 tilt extend, i.e., second air inlet plate body 220 along from outer end to inner end and to
The direction of front panel 11, which tilts, to be extended, and the second air inlet plate body 220 is equipped with the second main air inlet hole 221.
It will be appreciated by those skilled in the art that ground is, mainboard body 100 enters the wind plate body 210 and the second air intake plate with first
The corresponding part in 220 position of body is hollow out, to guarantee that air-flow can pass through the first main air inlet hole 211 and the from inlet side 110
Two main air inlet holes 221 flow to air side 120.
In the range hood 1 according to the utility model embodiment, shell 10 has air inlet 14 and exhaust outlet 15,
In, shell 10 can have front panel 11, and air inlet 14 can be formed on front panel 11, and front panel 11 is relative to up and down direction
It is obliquely installed, for example, front panel 11 from top to bottom extends to the direction far from user, to form side as chamfer triangle
Structure.Fan assembly 20 is set in shell 10, and fan assembly 20 can be located at shell in the transverse direction (horizontal direction) of shell 10
At 10 center.Inlet Network 30 is set in shell 10 and is located at air inlet 14, the center line S and fan assembly of mainboard body 100
20 positions are corresponding, such as the central axis of fan assembly 20 can intersect with the center line S of mainboard body 100.
According to the Inlet Network 30 of the utility model embodiment, by the way that the first air inlet 210 He of plate body is arranged on mainboard body 100
Second air inlet plate body 220, and the first air inlet plate body 210 is tilted along from first end 130 to the direction of center line S to inlet side 110
Extend, the first air inlet plate body 210 is equipped with the first main air inlet hole 211.Second air inlet 220 body of plate body edge is from second end 140 into
The direction of heart line S is tilted to inlet side 110 to be extended, and the second air inlet plate body 220 is equipped with the second main air inlet hole 221, in this way, first
Air inlet plate body 210 and the second air inlet plate body 220 form the wedge-shaped air inlet being gradually reduced from two sides to center with front panel 11 respectively
Chamber, after fan assembly 20 is run, under the suction of fan assembly 20, extraneous gas is by air inlet 14 by the first air inlet
The first main air inlet hole 211 on plate body 210 and the second main air inlet hole 221 on the second air inlet plate body 220 are inhaled into fan assembly
20, it is finally discharged from exhaust outlet 15, wedge-shaped inlet chamber extends out negative pressure region, increases negative pressure and is horizontally distributed to two sides
Range, so that the uniformity of air inlet not only can be improved, but also increase both lateral sides holds together cigarette area, and then greatly improves
Smoke exhaust efficiency avoids fumes escaping.
Therefore, according to the Inlet Network of the utility model embodiment 30, horizontal negative pressure distributed areas are capable of increasing, to have
The advantages that air inlet uniformity, intake efficiency are high, smoking effect is good.
According to the range hood 1 of the utility model embodiment, by using according to the utility model above-described embodiment into
Wind net 30 has many advantages, such as that air inlet uniformity, intake efficiency are high, smoking effect is good.
In some specific embodiments of the utility model, as shown in figs 2-4, front panel 11 includes top panel 12 under
Panel 13, top panel 12, which is set to 13 top of lower panel and is spaced with lower panel 13, to be arranged, and air inlet 14 is formed in 12 He of top panel
Between lower panel 13, the distance between each of the first air inlet plate body 210 and the second air inlet plate body 220 front panel 11 is
For L0, i.e., the distance between each of the first air inlet plate body 210 and the second air inlet plate body 220 lower panel 13 is L0,
Wherein, 10mm≤L0≤70mm.
Further, as shown in Figures 2 and 3, the bottom of shell 10 is equipped with lubricating cup 40, for collecting oil droplet.
In some specific examples of the utility model, as shown in Figure 4-Figure 7, the first air inlet plate body 210 and the second air inlet
Plate body 220 is respectively positioned on the inlet side 110 of mainboard body 100, the first edge air inlet the distance between plate body 210 and mainboard body 100 K1 from
The direction of center line S to first end 130 is gradually reduced, and the second air inlet the distance between plate body 220 and mainboard body 100 K2 is along therefrom
The direction of heart line S to second end 140 is gradually reduced, so that the first air inlet plate body 210 is along from first end 130 to the side of center line S
Extend to being tilted to inlet side 110, make 220 body of the second air inlet plate body along from second end 140 to the direction of center line S to inlet side
110 inclinations extend, to form the inlet chamber of wedge shape.
Certainly, the utility model is not limited to this, and the first air inlet plate body 210 and the second air inlet plate body 220 can also be located at
The air side 120 of mainboard body 100, the first air inlet the distance between plate body 210 and mainboard body 100 is along from center line S to first end
130 direction is gradually increased, and the second air inlet the distance between plate body 220 and mainboard body 100 is along from center line S to second end 140
Direction be gradually increased, thus can equally form the inlet chamber of wedge shape, to increase negative pressure distributed areas, improve intake efficiency.
In some specific examples of the utility model, as shown in Fig. 2-Fig. 6, mainboard body 100 is equipped with the main air inlet in center
Hole 150, the main air inlet hole 150 in center are located at the first air inlet plate body 210 and the second air inlet plate body on the length direction of mainboard body 100
Between 220, when fan assembly 20 is run, extraneous gas can be entered by the main air inlet hole 150 in center, to further increase air inlet
Efficiency.
Optionally, in order to further increase air inflow, the main air inlet hole 150 in center is multiple, each main air inlet hole 150 in center
Width direction along mainboard body 100 extends, and multiple main air inlet holes 150 in center are arranged along the length direction interval of mainboard body 100, such as
Spaced set, multiple main air inlet holes 150 in center can be symmetrical arranged with the center line S of mainboard body 100.
In some specific embodiments of the utility model, as shown in Figure 5 and Figure 6, Inlet Network 30 further includes connecting in first
Plate body 320 is connected in fishplate bar body 310 and second.
Connection plate body 310 is connected to one end and the mainboard body 100 of the neighbouring center line S of the first air inlet plate body 210 in first
Between, i.e., connection plate body 310 is connected with the inner end of the first air inlet plate body 210 and mainboard body 100 respectively in first, connection in first
The distance between plate body 310 and mainboard body 100 edge are gradually reduced from first end 130 to the direction of center line S.Connecting plate in second
Body 320 is connected between one end and mainboard body 100 of the neighbouring center line S of the second air inlet plate body 220, i.e., plate body is connected in second
320 are connected with the inner ends of the second air inlet plate body 220 and mainboard body 100 respectively, in second connection plate body 320 and mainboard body 100 it
Between distance along being gradually reduced from second end 140 to the direction of center line S.Connection plate body 310 connection in first the is utilized as a result,
One air inlet plate body 210 and mainboard body 100 and guarantee that the first air inlet plate body 210 is obliquely installed, connects plate body 320 using in second
Connection second enters the wind plate body 220 and mainboard body 100 and guarantees being obliquely installed for the second air inlet plate body 220, makes the cross of Inlet Network 30
To the section generally shape of falling M.
Wherein, as shown in Figure 7 and Figure 8, in order to guarantee the first air inlet plate body 210 and the second air inlet plate body 220 to negative pressure model
The increase effect enclosed, and guarantee integrally-built connective stability, in the first air inlet plate body 210 and the second air inlet plate body 220
Each angle between mainboard body 100 is α, each in connection plate body 320 in connection plate body 310 and second in first
A angle between mainboard body 100 is γ, wherein 0 ° of α≤45 ° <, 0 °≤γ≤45 °.Preferably, α=5 °, γ=
30°。
Optionally, as shown in fig. 7, each of the first air inlet plate body 210 and the second air inlet plate body 220 are in mainboard body
Length on 100 length direction is L1, and each of connection plate body 320 exists in connection plate body 310 and second in first
Length on the length direction of mainboard body 100 is L2, wherein 0.1≤L2/L1≤0.3, to optimize air inlet area and non-air inlet
The ratio of area not only can guarantee air inflow, but also can guarantee whole structural strength.Preferably, L2/L1=0.18.
In some specific examples of the utility model, as shown in Figure 5 and Figure 6, Inlet Network 30 further includes connecting outside first
Plate body 330, the second outside link plate body 340, the first upper junction plate body 350, the first lower connecting plate body 360, the second upper junction plate body
370 and the second lower connecting plate body 380.
First outside link plate body 330 is connected to one end and the mainboard body of the neighbouring first end 130 of the first air inlet plate body 210
Between 100, i.e. the first outside link plate body 330 is connected with the outer end of the first air inlet plate body 210 and mainboard body 100 respectively, outside first
Connection the distance between plate body 330 and mainboard body 100 edge is gradually reduced from center line S to the direction of first end 130.Connect outside second
Fishplate bar body 340 is connected between one end and mainboard body 100 of the neighbouring second end 140 of the second air inlet plate body 220, i.e., connects outside second
Fishplate bar body 340 is connected with the outer end of the second air inlet plate body 220 and mainboard body 100 respectively, the second outside link plate body 340 and mainboard body
The distance between 100 edges are gradually reduced from center line S to the direction of second end 140.
First upper junction plate body 350 be connected to the upper edge of the first air inlet plate body 210, the upper edge of connection plate body 310 in first,
Between the upper edge and mainboard body 100 of first outside link plate body 330, the first lower connecting plate body 360 is connected to the first air inlet plate body 210
Lower edge, the lower edge of connection plate body 310 in first, between the lower edge and mainboard body 100 of the first outside link plate body 330.On second
Connection plate body 370 is connected to the upper edge of the second air inlet plate body 220, the upper edge of the second interior connection plate body 320, the second outside link plate body
Between 340 upper edge and mainboard body 100, the second lower connecting plate body 380 is connected to the lower edge of the second air inlet plate body 220, in second
Connect the lower edge of plate body 320, between the lower edge and mainboard body 100 of the second outside link plate body 340.
The interior connection plate body 320 of connection plate body 310, second in first is utilized as a result, outside the first outside link plate body 330, second
Connect plate body 340, the first upper junction plate body 350, the first lower connecting plate body 360, the second upper junction plate body 370 and the second lower connection
First air inlet plate body 210 and the second air inlet plate body 220 and mainboard body 100 are connected into an entirety, improve air inlet by plate body 380
The overall structural strength of net 30, easy disassembly and cleaning, and in the first air inlet plate body 210, first outside connection plate body 310, first
Connection plate body 330, the first upper junction plate body 350 and the first lower connecting plate body 360 form the cavity being recessed to inlet side 110, the
Connect under connection plate body 320, the second outside link plate body 340, the second upper junction plate body 370 and second in two air inlet plate bodys 220, second
Fishplate bar body 380 forms the cavity being recessed to inlet side 110, to form two wedge-shaped air-inlet cavities.
Advantageously, as shown in figure 5, the first upper junction plate body 350 and the second upper junction plate body 370 are respectively from mainboard body 100
To inlet side 110 and extension is tilted down, the first lower connecting plate body 360 and the second lower connecting plate body 380 are respectively from mainboard body 100
To inlet side 110 and upward inclination extends, it is possible thereby to slide oil droplet smoothly downwards, to be collected by lubricating cup 40, raising is led
Oily effect.
In some specific examples of the utility model, as shown in Fig. 2-Fig. 6, in order to further increase intake, thus
Smoke exhaust efficiency is improved, the first main air inlet hole 211 is multiple, width of each first main air inlet hole 211 along the first air inlet plate body 210
Direction extends, and multiple first main air inlet holes 211 are arranged along the length direction interval of the first air inlet plate body 210, such as spaced set.
Second main air inlet hole 221 is width direction extensions multiple, that each second main air inlet hole 221 enters the wind plate body 220 along second, multiple
Second main air inlet hole 221 is arranged along the length direction interval of the second air inlet plate body 220.
Optionally, as shown in fig. 6, the length of each of the first main air inlet hole 211 and second main air inlet hole 221 is
L3, width L4, the spacing between spacing and adjacent second main air inlet hole 221 between adjacent first main air inlet hole 211 are
L6, wherein 10mm≤L3≤150mm, 7mm≤L4≤45mm, 5mm≤L6≤50mm optimize structure to improve air inlet effect.
Advantageously, the width edge of the multiple first main air inlet hole 211 is gradually reduced from first end 130 to the direction of center line S,
The width edge of multiple second main air inlet holes 221 is gradually reduced from second end 140 to the direction of center line S.That is, for more
A first main air inlet hole 211, the width closer to the first main air inlet hole 211 in outside is bigger, and air inlet main for multiple second
Hole 221, the width closer to the second main air inlet hole 221 in outside are bigger.Thus the distribution of negative pressure, i.e. center Relatively centralized are combined
Characteristic can match the distribution of negative pressure by making the width gradual change of the first main air inlet hole 211 and the second main air inlet hole 221, into
One step improves intake efficiency, to improve smoke exhaust efficiency.
In some specific embodiments of the utility model, as shown in Fig. 5-Fig. 7, Fig. 9 and Figure 11, the first air inlet plate body
210 are equipped with the first flow deflector 410, and the first flow deflector 410 guides the fluid for entering the first main air inlet hole 211 by inlet side 110
To the position of the correspondence center line S of air side 120.Second air inlet plate body 220 is equipped with the second flow deflector 420, the second flow deflector
420 guide the fluid for entering the second main air inlet hole 221 by inlet side 110 to the position of the correspondence center line S of air side 120
Place.In other words, the first flow deflector 410 and the second flow deflector 420 by the gas of air side 120 to guiding at center, thus in conjunction with
The distribution of negative pressure, improve intake efficiency prevents flue gas from escaping to improve smoke exhaust efficiency.
Specifically, the first flow deflector 410 is set to the remote of the first main air inlet hole 211 as shown in Fig. 5-Fig. 7, Fig. 9 and Figure 11
Edge from center line S and the width side along the extension of the length direction of the first main air inlet hole 211, i.e., along the first air inlet plate body 210
To extension, the first flow deflector 410 extends from the first air inlet plate body 210 to air side 120.
Second flow deflector 420 is set to the edge of the separate center line S of the second main air inlet hole 221 and along the second main air inlet hole
221 length direction extends, i.e., the width direction along the second air inlet plate body 220 extends, and the second flow deflector 420 is from the second air intake plate
Body 220 extends to air side 120.
The first flow deflector 410 and the second flow deflector 420 can be spread in 120 backstop gas of air side to two sides as a result, be drawn
Conductive gas is to flowing at center, i.e., to flowing at fan assembly 20, to improve intake efficiency.
Further, as shown in Fig. 7, Fig. 9 and Figure 11, the first flow deflector 410 is from the first air inlet plate body 210 to air side
120 and to the direction of center line S tilt extend, the second flow deflector 420 from second air inlet plate body 220 to air side 120 and in
The direction of heart line S, which tilts, to be extended, and the first flow deflector 410 and the second flow deflector 420 guidance gas are at an angle to air side
120 lateral centre flowing.
Optionally, as shown in fig. 7, the width of each of the first flow deflector 410 and second flow deflector 420 is b,
In, on the one hand 7≤b≤40mm guarantees diversion effect, on the one hand avoid hindering air inlet.
In some specific examples of the utility model, as shown in Figure 7 and Figure 8, the first flow deflector 410 and the second flow deflector
Each of 420 cross section is linear, needs exist for being appreciated that, the cross section of the first flow deflector 410 is to criticize
The section of its length direction is met at, the cross section of the second flow deflector 420 refers to the section for being orthogonal to its length direction, i.e., first leads
Flow 410 and the second flow deflector 420 are tabular.
Wherein, the angle of each of the first flow deflector 410 and the second flow deflector 420 between mainboard body 100 is
β, wherein 15 °≤β≤90 °, with will be in the gas guiding of air side 120 using the first flow deflector 410 and the second flow deflector 420
At the heart, it is preferable that β=35 °.
In other specific examples of the utility model, as shown in Figure 9 and Figure 10, the first flow deflector 410 and second is led
The cross section of each of flow 420 includes straightway 430 and arc section 440, needs exist for being appreciated that, the first water conservancy diversion
The cross section of piece 410 refers to the section for being orthogonal to its length direction, and the cross section of the second flow deflector 420, which refers to, is orthogonal to its length
The section in direction.
Straightway 430 is connected in the first air inlet plate body 210 and the second air inlet plate body 220 corresponding one, i.e., first leads
The straightway 430 of flow 410 is connected to the first air inlet plate body 210, the straightway 430 of the second flow deflector 420 be connected to second into
Aerofoil body 220.Arc section 440 is connected to one end of the neighbouring center line S of straightway 430, the i.e. arc section of the first flow deflector 410
440 are connected to one end far from the first air inlet plate body 210 of straightway 430, and the arc section 440 of the second flow deflector 420 is connected to
One end far from the second air inlet plate body 220 of straightway 430.
First flow deflector 410 and the second flow deflector 420 can guide gas to enter from the edge of the import of fan assembly 20
Fan assembly 20 reduces impact loss of the air-flow to fan assembly 20, to be conducive to improve intake efficiency.
Further, the angle between straightway 430 and mainboard body 100 is θ, the neighbouring straightway 430 of arc section 440
Angle between the tangent line and mainboard body 100 of one end is φ, and the arc length of arc section 440 is S1, wherein φ < θ, 2mm≤S1≤
10mm。
In still other specific example of the utility model, as is illustrated by figs. 11 and 12, the first flow deflector 410 and second is led
The cross section of each of flow 420 is arc-shaped.It needs exist for being appreciated that, the cross section of the first flow deflector 410 is
Refer to the section for just meeting at its length direction, the cross section of the second flow deflector 420 refers to the section for being orthogonal to its length direction.By
This, can reduce impact loss of the air-flow to fan assembly 20, to further increase intake efficiency.
Wherein, between the tangent line and mainboard body 100 of one end of the neighbouring first air inlet plate body 210 of the first flow deflector 410
Angle between the tangent line and mainboard body 100 of one end of the neighbouring second air inlet plate body 220 of angle and the second flow deflector 420 is equal
For δ, the arc length of each of the first flow deflector 410 and second flow deflector 420 is S2, wherein and 15 °≤δ≤90 °, 7≤S2
≤ 45mm is best with δ=42 °.
In some specific embodiments of the utility model, as shown in Figure 5 and Figure 6, the neighbouring center of the first flow deflector 410
The both ends (top and bottom) at the edge of line S are configured with rounded corner 450 in first, the neighbouring center line S of the first main air inlet hole 211
The both ends (top and bottom) at edge be configured with the first outer rounded corner 460.The side of the neighbouring center line S of second flow deflector 420
The both ends (top and bottom) on edge are configured with rounded corner 470 in second, the edge of the neighbouring center line S of the second main air inlet hole 221
Both ends (top and bottom) be configured with the second outer rounded corner 480.It is possible thereby to reduce windage loss, and can be scraped to avoid corner angle
Hurt assembly crewman and other components.
Optionally, the radius of each of rounded corner 470 is R1 in rounded corner 450 and second in first, outside first
The radius of each of rounded corner 460 and the second outer rounded corner 480 is R2, wherein R1 > R2 >=1mm.In this way in punching
When, mold cutter head is not easily broken through inside blank when turning, the long material in outside, cutter head, can not only improve mold service life,
The cost of mold is reduced, and can be improved the yield rate of Inlet Network 30, reduces manufacturing cost.
In some specific embodiments of the utility model, as shown in Figure 5 and Figure 6, the first flow deflector 410 and first it is main into
The edge of air holes 211 is spaced apart in the up-down direction to be arranged, and the edge of the second flow deflector 420 and the second main air inlet hole 221 exists
Setting is spaced apart in up and down direction.Wherein, the edge of the first flow deflector 410 and the first main air inlet hole 211 is in the up-down direction
Gap and the edge gap in the up-down direction of the second flow deflector 420 and the second main air inlet hole 221 be L5.
In other words, the upper edge of the first flow deflector 410 is arranged with the upper of the first main air inlet hole 211 along interval, the first flow deflector
The lower edge interval of 410 lower edge and the first main air inlet hole 211 is arranged, the upper edge of the second flow deflector 420 and the second main air inlet hole 221
It is upper along interval setting, the lower edge interval of the lower edge of the second flow deflector 420 and the second main air inlet hole 221 is arranged.
Wherein, the distance between the upper edge on the upper edge of the first flow deflector 410 and the first main air inlet hole 211, the first flow deflector
The distance between the lower edge of 410 lower edge and the first main air inlet hole 211, the upper edge of the second flow deflector 420 and the second main air inlet hole
The distance between 221 upper edge, the lower edge of the second flow deflector 420 and the distance between the lower edge of the second main air inlet hole 221 are
L5,0.2mm≤L5≤10mm.
In this way in the case where realizing water conservancy diversion, the first flow deflector 410 and the second flow deflector 420 can be avoided to the shadow of air inlet
It rings, guarantees intake efficiency.
In some specific examples of the utility model, as shown in fig. 6, the first flow deflector 410 be it is multiple and along first into
The length direction interval of aerofoil body 210 is arranged, such as spaced set, and the second flow deflector 420 is multiple and along the second air inlet plate body
220 length direction interval setting, such as spaced set.The quantity of first flow deflector 410 and the first main air inlet hole 211 can be with one
It causes and position corresponds, the second flow deflector 420 can consistent and position one-to-one correspondence with the quantity of the second main air inlet hole 221.
Further, the width edge of multiple first flow deflectors 410 is gradually reduced from first end 130 to the direction of center line S,
The width edge of multiple second flow deflectors 420 is gradually reduced from second end 140 to the direction of center line S.That is the first flow deflector 410
Width from the outer side of mainboard body 100 to center from be gradually reduced, the width of the second flow deflector 420 from the outer side of mainboard body 100 to
It is gradually reduced at center, in favor of improving diversion effect, and reduces intake resistance.
In some specific embodiments of the utility model, as shown in Figure 5 and Figure 6, Inlet Network 30 further includes lower wing plate
510。
Lower wing plate 510 extends from the lower edge of mainboard body 100 to inlet side 110, for example, lower wing plate 510 is from mainboard body 100
Lower edge is to inlet side 110 and tilts down extension.Lower wing plate 510 is equipped with auxiliary air inlet hole 511, and auxiliary air inlet hole 511 can be along bottom wing
The width direction of plate 510 extends, and the width of auxiliary air inlet hole 511 gradually decreasees from top to bottom.After air-flow is entered by air inlet 14, by
To the blocking of plate body, have part and rapidly turn round, enter fan assembly 20 from auxiliary air inlet hole 511, the width of auxiliary air inlet hole 511 by
Be gradually reduced under, lower panel 13 can be reduced to the resistance of air inlet, improve intake efficiency, also, improve oil droplet along
The edge of auxiliary air inlet hole 511 enters the speed of lubricating cup 40, to improve Oil Guide efficiency.
Further, the upper edge of auxiliary air inlet hole 511 and the lower edge of auxiliary air inlet hole 511 are respectively configured to arc-shaped, specifically,
Auxiliary air inlet hole 511 is up big and down small drops, to adapt to the rapidly variation of airflow direction, is not only conducive to reduce intake resistance,
And it being capable of quick Oil Guide.
Optionally, auxiliary air inlet hole 511 is that multiple and length direction intervals along lower wing plate 510 is arranged, such as spaced set.
Multiple auxiliary air inlet holes 511 are arranged in two rows on lower wing plate 510, and the auxiliary air inlet hole 511 of a row is located at center line S and first end 130
Between, another auxiliary air inlet hole 511 of row is between center line S and second end 140.That is, the auxiliary air inlet hole 511 of a row and
The position of one air inlet plate body 210 is corresponding, and another auxiliary air inlet hole 511 of row is corresponding with the second air inlet 220 position of plate body.
In some specific examples of the utility model, as shown in Figure 5 and Figure 6, Inlet Network 30 further include upper flange 520,
First side wing 530 and the second side wing 540.
Upper flange 520 extends from the upper edge of mainboard body 100 to inlet side 110.First side wing 530 is from mainboard body 100
First end 130 extends to inlet side 110 and is connected respectively with upper flange 520 and 510 plate of lower wing plate.Second side wing 540 is from master
The second end 140 of plate body 100 extends to inlet side 110 and is connected respectively with upper flange 520 and lower wing plate 510.Lower wing plate 510,
Upper flange 520, the first side wing 530 and the second side wing 540 can be not only used for the fixed entire Inlet Network 30, Er Qieke of installation
To prevent from dissipating outside flue gas, fan assembly 20 is inhaled into conducive to flue gas.
Further, upper flange 520 from the upper edge of mainboard body 100 to inlet side 110 and upwards inclination extend, with reduce into
Atmidometer, and it is conducive to Oil Guide.
In some specific embodiments of the utility model, Inlet Network 30 is integrated, to improve the structure of Inlet Network 30
Intensity simplifies the assembly technology of Inlet Network 30, and the structure of Inlet Network 30 is symmetrical arranged by symmetry axis of center line S, i.e. Inlet Network
30 be axially symmetric structure, to match the fan assembly 20 of center setting, guarantees air inlet uniformity.
According to the range hood 1 and its Inlet Network 30 of the utility model embodiment, the transversal cross-section of Inlet Network 30 is configured to
The substantially shape of falling M, forms the inlet chamber of wedge shape with lower panel 13, and the first main air inlet hole 211 is main with the first flow deflector 410 and second
Air inlet hole 221 has the second flow deflector 420, and auxiliary air inlet hole 511 is in drops, can not only improve air inlet unevenness, improve air inlet
Efficiency, and horizontal negative pressure distributed areas are capable of increasing, smoking effect is promoted, in addition, being additionally favorable for improving Oil Guide efficiency.
According to other of the range hood 1 of the utility model embodiment and its Inlet Network 30 composition and operation etc. for this
All be for the those of ordinary skill of field it is known, be not detailed herein.
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 (40)
1. a kind of Inlet Network for range hood characterized by comprising
Mainboard body, the mainboard body have inlet side and air side along its thickness direction, and the mainboard body has along its length
There is first end and second end, the mainboard body has the center line extended along its width direction；
First air inlet plate body, the first air inlet plate body be set to the mainboard body and be located at the center line and the first end it
Between, the first air inlet plate body, which is tilted along the direction from the first end to center line to the inlet side, to be extended, and described first
It enters the wind plate body and is equipped with the first main air inlet hole；
Second air inlet plate body, the second air inlet plate body be set to the mainboard body and be located at the center line and the second end it
Between, the second air inlet plate body, which is tilted along the direction from the second end to center line to the inlet side, to be extended, and described second
It enters the wind plate body and is equipped with the second main air inlet hole.
2. the Inlet Network according to claim 1 for range hood, which is characterized in that the first air inlet plate body and institute
State the inlet side that the second air inlet plate body is respectively positioned on the mainboard body, the first air inlet the distance between the plate body and the mainboard body
Along being gradually reduced from the center line to the direction of the first end, between the second air inlet plate body and the mainboard body away from
It is gradually reduced from edge from the center line to the direction of the second end.
3. the Inlet Network according to claim 1 for range hood, which is characterized in that the first air inlet plate body and institute
State the air side that the second air inlet plate body is respectively positioned on the mainboard body, the first air inlet the distance between the plate body and the mainboard body
Along being gradually increased from the center line to the direction of the first end, between the second air inlet plate body and the mainboard body away from
It is gradually increased from edge from the center line to the direction of the second end.
4. the Inlet Network according to claim 1 for range hood, which is characterized in that the mainboard body is equipped with center
Main air inlet hole, the main air inlet hole in center are located at the first air inlet plate body and described the on the length direction of the mainboard body
Between two air inlet plate bodys.
5. the Inlet Network according to claim 4 for range hood, which is characterized in that the main air inlet hole in center is more
A, each main air inlet hole in center extends along the width direction of the mainboard body, and multiple main air inlet holes in center are described in
The length direction interval of mainboard body is arranged.
6. the Inlet Network according to claim 2 for range hood, which is characterized in that further include:
Plate body is connected in first, connection plate body is connected to the neighbouring center line of the first air inlet plate body in described first
Between one end and the mainboard body, in described first connection the distance between plate body and mainboard body edge from the first end to
The direction of the center line is gradually reduced；
Plate body is connected in second, connection plate body is connected to the neighbouring center line of the second air inlet plate body in described second
Between one end and the mainboard body, in described second connection the distance between plate body and mainboard body edge from the second end to
The direction of the center line is gradually reduced.
7. the Inlet Network according to claim 1 for range hood, which is characterized in that the first air inlet plate body and institute
The angle stated between each of second air inlet plate body and the mainboard body is α, wherein 0 ° of α≤45 ° <.
8. the Inlet Network according to claim 6 for range hood, which is characterized in that in described first connection plate body and
Angle of each of the connection plate body between the mainboard body is γ in described second, wherein 0 °≤γ≤45 °.
9. the Inlet Network according to claim 6 for range hood, which is characterized in that the first air inlet plate body and institute
Stating length of each of the second air inlet plate body on the length direction of the mainboard body is L1, connecting plate in described first
Length of each of the connection plate body on the length direction of the mainboard body is L2 in body and described second, wherein 0.1
≤L2/L1≤0.3。
10. the Inlet Network according to claim 6 for range hood, which is characterized in that further include:
First outside link plate body, the first outside link plate body are connected to the neighbouring first end of the first air inlet plate body
Between one end and the mainboard body, the distance between the first outside link plate body and the mainboard body along from the center line to
The direction of the first end is gradually reduced；
Second outside link plate body, the second outside link plate body are connected to the neighbouring second end of the second air inlet plate body
Between one end and the mainboard body, the distance between the second outside link plate body and the mainboard body along from the center line to
The direction of the second end is gradually reduced.
11. the Inlet Network according to claim 1 for range hood, which is characterized in that the first main air inlet hole is
Multiple, each first main air inlet hole extends along the width direction of the first air inlet plate body, multiple first main air inlets
Hole is arranged along the length direction interval of the first air inlet plate body；
The second main air inlet hole be it is multiple, each second main air inlet hole along it is described second air inlet plate body width direction prolong
It stretches, multiple second main air inlet holes are arranged along the length direction interval of the second air inlet plate body.
12. the Inlet Network according to claim 11 for range hood, which is characterized in that the first main air inlet hole and
The length of each of the second main air inlet hole is L3, width L4, the spacing between the adjacent first main air inlet hole
Spacing between the adjacent second main air inlet hole is L6, wherein 10mm≤L3≤150mm, 7mm≤L4≤45mm, 5mm
≤L6≤50mm。
13. the Inlet Network according to claim 11 for range hood, which is characterized in that multiple first main air inlets
The width edge in hole is gradually reduced from the first end to the direction of the center line；
The width edge of multiple second main air inlet holes is gradually reduced from the second end to the direction of the center line.
14. the Inlet Network according to claim 1 for range hood, which is characterized in that the first air inlet plate body is set
There is the first flow deflector, first flow deflector guides the fluid for entering the described first main air inlet hole by the inlet side to described
At the position of the correspondence of the air side center line；
The second air inlet plate body is equipped with the second flow deflector, and it is main that second flow deflector will enter described second by the inlet side
The fluid of air inlet hole is guided to the position of the correspondence center line of the air side.
15. the Inlet Network according to claim 14 for range hood, which is characterized in that first flow deflector is along institute
The width direction for stating the first air inlet plate body extends；
Second flow deflector extends along the width direction of the second air inlet plate body.
16. the Inlet Network according to claim 14 for range hood, which is characterized in that first flow deflector is set to
The edge far from the center line of the first main air inlet hole；
Second flow deflector is set to the edge far from the center line of the described second main air inlet hole.
17. the Inlet Network according to claim 14 for range hood, which is characterized in that first flow deflector is from institute
The first air inlet plate body is stated to extend to the air side；
Second flow deflector extends from the second air inlet plate body to the air side.
18. the Inlet Network according to claim 17 for range hood, which is characterized in that first flow deflector is from institute
It states the first air inlet plate body and tilts extension to the air side and to the direction of the center line；
Second flow deflector tilts extension from the second air inlet plate body to the air side and to the direction of the center line.
19. the Inlet Network according to claim 14 for range hood, which is characterized in that first flow deflector and institute
The cross section for stating each of second flow deflector is linear.
20. the Inlet Network according to claim 19 for range hood, which is characterized in that first flow deflector and institute
The angle stated between each of second flow deflector and the mainboard body is β, wherein 15 °≤β≤90 °.
21. the Inlet Network according to claim 14 for range hood, which is characterized in that first flow deflector and institute
The cross section for stating each of second flow deflector includes:
Straightway, the straightway are connected in the first air inlet plate body and the second air inlet plate body corresponding one；
Arc section, the arc section are connected to one end of the neighbouring center line of the straightway.
22. the Inlet Network according to claim 21 for range hood, which is characterized in that the straightway and the master
Angle between plate body is θ, the folder between the tangent line and the mainboard body of one end of the neighbouring straightway of the arc section
Angle is φ, wherein φ < θ.
23. the Inlet Network according to claim 21 for range hood, which is characterized in that the arc length of the arc section is
S1, wherein 2mm≤S1≤10mm.
24. the Inlet Network according to claim 14 for range hood, which is characterized in that first flow deflector and institute
It is arc-shaped for stating the cross section of each of second flow deflector.
25. the Inlet Network according to claim 24 for range hood, which is characterized in that the neighbour of first flow deflector
Angle and second flow deflector between the tangent line and the mainboard body of one end of the nearly first air inlet plate body it is neighbouring
Angle between the tangent line and the mainboard body of one end of the second air inlet plate body is δ, wherein 15 °≤δ≤90 °.
26. the Inlet Network according to claim 24 for range hood, which is characterized in that first flow deflector and institute
The arc length for stating each of second flow deflector is S2, wherein 7≤S2≤45mm.
27. the Inlet Network according to claim 16 for range hood, which is characterized in that the neighbour of first flow deflector
The both ends at the edge of the nearly center line are configured with rounded corner in first, the neighbouring center line of the first main air inlet hole
The both ends at edge are configured with the first outer rounded corner；
The both ends at the edge of the neighbouring center line of second flow deflector are configured with rounded corner in second, described second it is main into
The both ends at the edge of the neighbouring center line of air holes are configured with the second outer rounded corner.
28. the Inlet Network according to claim 27 for range hood, which is characterized in that in described first rounded corner and
The radius of each of rounded corner is R1 in described second, in the first outer rounded corner and the second outer rounded corner
The radius of each is R2, wherein R1 > R2 >=1mm.
29. the Inlet Network according to claim 14 for range hood, which is characterized in that first flow deflector and institute
The width for stating each of second flow deflector is b, wherein 7≤b≤40mm.
30. the Inlet Network according to claim 14 for range hood, which is characterized in that first flow deflector and institute
The edge for stating the first main air inlet hole is spaced apart setting in the up-down direction；
Second flow deflector is spaced apart setting with the edge of the described second main air inlet hole in the up-down direction.
31. the Inlet Network according to claim 20 for range hood, which is characterized in that first flow deflector and institute
State the edge of the first main air inlet hole gap in the up-down direction and second flow deflector and the described second main air inlet hole
The gap of edge in the up-down direction is L5,0.2mm≤L5≤10mm.
32. the Inlet Network according to claim 14 for range hood, which is characterized in that first flow deflector is more
Length direction interval setting a and along the first air inlet plate body；
Second flow deflector is multiple and is arranged along the length direction interval of the second air inlet plate body.
33. the Inlet Network according to claim 32 for range hood, which is characterized in that multiple first flow deflectors
Width along being gradually reduced from the first end to the direction of the center line；
The width edge of multiple second flow deflectors is gradually reduced from the second end to the direction of the center line.
34. the Inlet Network according to claim 1 for range hood, which is characterized in that further include:
Lower wing plate, the lower wing plate extend from the lower edge of the mainboard body to the inlet side, and the lower wing plate is equipped with auxiliary air inlet
The width in hole, the auxiliary air inlet hole gradually decreasees from top to bottom.
35. the Inlet Network according to claim 34 for range hood, which is characterized in that the upper edge of the auxiliary air inlet hole
It is respectively configured to lower edge arc-shaped.
36. the Inlet Network according to claim 35 for range hood, which is characterized in that the auxiliary air inlet hole is upper big
Under small drops.
37. the Inlet Network according to claim 34 for range hood, which is characterized in that the auxiliary air inlet hole is multiple
And it is arranged along the length direction interval of the lower wing plate.
38. the Inlet Network according to claim 34 for range hood, which is characterized in that the lower wing plate is from the master
The lower edge of plate body is to the inlet side and tilts down extension.
39. a kind of range hood characterized by comprising
Shell, the shell have air inlet and exhaust outlet:
Fan assembly, the fan assembly are disposed in the housing；
The Inlet Network of range hood is used for described in any one of -38 according to claim 1, the Inlet Network to be set to the shell
Interior and be located at the air inlet, the center line of the mainboard body is corresponding with the fan assembly position.
40. range hood according to claim 39, which is characterized in that the shell has front panel, the front panel
It is obliquely installed relative to up and down direction, each of the first air inlet plate body and the second air inlet plate body and the front
The distance between plate is L0, wherein 10mm≤L0≤70mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820470281.0U CN208186461U (en) | 2018-03-30 | 2018-03-30 | Range hood and its Inlet Network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820470281.0U CN208186461U (en) | 2018-03-30 | 2018-03-30 | Range hood and its Inlet Network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208186461U true CN208186461U (en) | 2018-12-04 |
Family
ID=64435848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820470281.0U Active CN208186461U (en) | 2018-03-30 | 2018-03-30 | Range hood and its Inlet Network |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361791A (en) * | 2018-03-30 | 2018-08-03 | 广东美的厨房电器制造有限公司 | Range hood and its Inlet Network |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361791A (en) * | 2018-03-30 | 2018-08-03 | 广东美的厨房电器制造有限公司 | Range hood and its Inlet Network |
| CN108361791B (en) * | 2018-03-30 | 2024-06-14 | 广东美的厨房电器制造有限公司 | Fume exhaust fan and air inlet net thereof |
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Effective date of registration: 20221221 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 528311 Yongan Road, Beijiao Town, Shunde District, Foshan, Guangdong 6 Patentee before: GUANGDONG MIDEA KITCHEN APPLIANCES MANUFACTURING Co.,Ltd. Patentee before: MIDEA GROUP Co.,Ltd. |
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