CN209459003U - Range hood for the smoke deflector and application of the range hood smoke deflector - Google Patents
Range hood for the smoke deflector and application of the range hood smoke deflector Download PDFInfo
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- CN209459003U CN209459003U CN201821763541.XU CN201821763541U CN209459003U CN 209459003 U CN209459003 U CN 209459003U CN 201821763541 U CN201821763541 U CN 201821763541U CN 209459003 U CN209459003 U CN 209459003U
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- smoke deflector
- smoke
- range hood
- deflector
- air inlet
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Abstract
The utility model relates to a kind of range hood and for the smoke deflector of range hood, the second smoke deflector including the first smoke deflector and on front side of the first smoke deflector, ventilation opening is offered on first smoke deflector, second smoke deflector the first smoke deflector projection in the plane can cover the ventilation opening, second smoke deflector includes left side plate at an angle to each other, every block of side plate and first smoke deflector have certain angle, and from centre to two sides, the distance between side plate and the first smoke deflector are gradually increased.The utility model is by making the second smoke deflector be increasingly towards the inclination of the first smoke deflector from left and right edges to centre, the incline structure changes Flow Field Distribution, carries out guiding to prevent air-flow from liquidating, so that the air inlet of range hood is more smooth to air-flow, speed is stronger, and it is more preferable to lead cigarette effect.
Description
Technical field
The utility model belongs to range hood technical field, and in particular to a kind of smoke deflector and application for range hood
The range hood of the smoke deflector.
Background technique
Smoke deflector is arranged in air inlet in existing range hood, and smoke deflector and air inlet reserve a certain distance, can
Effectively oil smoke condensation is separated, so that oil absorption efficiency is relatively high.
As disclosed in the utility model patent of Patent No. ZL201721278325.1 (notification number CN207268475U)
Shown in the Fig. 1 of " a kind of range hood ", which includes exhaust fume collecting hood and smoke deflector, has air inlet on exhaust fume collecting hood, leads cigarette
Plate is set to below the air inlet.But the smoke deflector structure of the veneer, one comes that air intake passage is single, and the oil smoke far from air inlet holds
Easily escape, and veneer is larger to the compressing of blower, air inlet has some setbacks, and seriously reduces maximum quantity of wind, increases noise；Two lead
It is poor to lead cigarette effect if it is platelet for cigarette plate, and oil smoke bumps against cavity or is flushed to local (such as smoke machine side farther away from blower
Edge), because negative pressure is smaller herein, it is easy to run cigarette；Smoke deflector if it is big plate, will lead between smoke deflector and exhaust fume collecting hood into
Wind channel is smaller, and when oil smoke fast speed, oil smoke is easy to break through air intake passage, it is not easy to which retracting causes to run cigarette.
In view of the above-mentioned problems, the embodiment 2 of the patent provides the smoke deflector of another structure, smoke deflector (i.e. first
Smoke deflector) central part offer ventilation opening, the secondary that can cover or open ventilation opening is additionally provided on front side of smoke deflector
Plate (i.e. the second smoke deflector).The setting of the secondary plate can increase fume inlet passage, improve oil smoke assimilation effect to a certain extent.
But oil smoke is when entering the fume inlet passage between smoke deflector and secondary plate from the two sides of secondary plate, the air-flow of two sides
It is easy to happen and liquidates, reduce the speed of air-flow, and hinder oil smoke and smoothly enter exhaust fume collecting hood.
Utility model content
First technical problem to be solved in the utility model is the status for the prior art, is provided a kind of by making
Second smoke deflector changes Flow Field Distribution and the smoke deflector for range hood that prevents air-flow from liquidating.
Second technical problem to be solved in the utility model is the status for the prior art, is provided a kind of by making
Second smoke deflector changes Flow Field Distribution and prevents the application that air-flow liquidates from having the range hood of above-mentioned smoke deflector.
The utility model solves technical solution used by above-mentioned first technical problem are as follows: a kind of for range hood
Smoke deflector, the second smoke deflector including the first smoke deflector and on front side of the first smoke deflector offer on first smoke deflector
Ventilation opening, second smoke deflector the first smoke deflector projection in the plane can cover the ventilation opening, it is characterised in that:
Second smoke deflector includes left side plate at an angle to each other, and every block of side plate and first smoke deflector have a clamp
Angle, and from centre to two sides, the distance between side plate and the first smoke deflector are gradually increased.
For the rectified action for further increasing the second smoke deflector, second smoke deflector includes the side plate positioned at the left and right sides
And the middle plate of connection both side plate, the middle plate are parallel with first smoke deflector.Such second smoke deflector is substantially in shield
First shape, the structure have further changed the distribution in flow field, so that smoke machine air inlet is more smooth, speed sense is stronger, leads cigarette effect more
It is good.
Cigarette effect is more preferably rectified and leads to reach, the angle α between two side plates and middle plate is 5 °~10 °,
If angle is less than 5 degree, rectification effect can be deteriorated, if angle is greater than 10 degree, leading cigarette effect can be deteriorated.
To enable in the smooth inflow lubricating cup of the sump oil on smoke deflector, the lower side of second smoke deflector has to be bent backwards
Bending part, bending part plays the role of water conservancy diversion.
In order to reach better diversion effect, the angle between the bending part and middle plate is 35 °~40 °, if angle is big
In 40 °, then oil circuit degradation, if angle is less than 35 degree, front sees that comparison is burdensome, influences appearance.
To make between the main fume inlet passage formed between the first smoke deflector and the second smoke deflector, the first smoke deflector and exhaust fume collecting hood
The auxiliary fume inlet passage negative pressure distribution of formation is best, and the area ratio of second smoke deflector and the first smoke deflector is 0.3~0.5.
If second smoke deflector area is too small, then fume inlet passage falls short of less than 3/10ths.If more than half, the second smoke deflector
Area is excessive, and main air intake passage is too close from auxiliary air inlet channel distance, scientific cannot be distributed negative pressure, and on the first smoke deflector
Apart from too long, main fume inlet passage negative pressure value can be less than normal, influences smoking effect for ventilation opening and main fume inlet passage.
To lead cigarette with first to the second smoke deflector energy unloading convenient for dismounting the second smoke deflector on the first smoke deflector
Plate is connected.
Detachable structure can have a variety of structures form, it is preferable that lead with first on the top at second smoke deflector back
The top of cigarette plate to form energy detachable rotation connection by being clasped, and enables the second smoke deflector relative on the first smoke deflector
Lower overturning, the lower part at second smoke deflector back cooperate with the lower part inserting cooperation of the first smoke deflector or magnetic.In this way, pacifying
When dress, first the top of the first smoke deflector and the second smoke deflector is connected, then deflecting down the second smoke deflector can be realized first
The assembly of smoke deflector and the second smoke deflector；Otherwise, it can be achieved that disassembly.
The utility model solves technical solution used by above-mentioned second technical problem are as follows: a kind of application, which has, above-mentioned leads cigarette
The range hood of plate, it is characterised in that: the range hood further includes exhaust fume collecting hood, and the exhaust fume collecting hood is equipped with air inlet, described
First smoke deflector is set on front side of exhaust fume collecting hood and the ventilation opening face air inlet, between first smoke deflector and the second smoke deflector
Main fume inlet passage is formed, forms auxiliary fume inlet passage between first smoke deflector and exhaust fume collecting hood.
Air inlet described in the middle plate part overlaid, projection of the middle plate on air inlet account for the 2/3 of air-admitting surface
~3/4, air inlet is so neither blocked, air inlet air-flow will not be caused to liquidate.
For side extraction cooking fume extractor, the plane where the air inlet tilts backwards from top to bottom, and described first leads cigarette
The bottom of plate is provided with the lubricating cup for accepting the greasy dirt of the first smoke deflector and the second smoke deflector, and the leading flank of the lubricating cup is from top to bottom
It tilts backwards, the leading flank of lubricating cup, which is obliquely installed, also leads cigarette effect with certain.
To make in the smooth inflow lubricating cup of the greasy dirt on the second smoke deflector, the lower side of second smoke deflector has curved backwards
The bending part of folding, the end of the bending part are located at the surface of lubricating cup.
Compared with prior art, the advantages of the utility model: 1, the utility model is by making the second smoke deflector from left and right two
Edge is increasingly towards the inclination of the first smoke deflector to centre, which changes Flow Field Distribution, to air-flow carry out guiding to
Prevent air-flow from liquidating, so that the air inlet of range hood is more smooth, speed is stronger, and it is more preferable to lead cigarette effect；And first smoke deflector and
Main fume inlet passage is formed between second smoke deflector, between the first smoke deflector and exhaust fume collecting hood formed auxiliary fume inlet passage, solve into
The single problem in wind channel has good adaptive ability (ability of anti-external disturbance) for oil smoke diffusion, main logical into cigarette
Negative pressure is larger at road, powerful can smoke, and the oil smoke escaped on a small quantity can move upwards along the two sides of the first smoke deflector, auxiliary
The oil smoke of fume inlet passage meeting strength sucking escape, achievees the effect that dual smoking, such main fume inlet passage and auxiliary fume inlet passage
It matches, has good absorption effect for the oil smoke of fast speed and side, science distributed negative pressure, so that smoking effect
It is outstanding, speed sense is strong；2, the air inlet of the ventilation opening face exhaust fume collecting hood of the first smoke deflector is opened up more spaces for blower, is mentioned
High air quantity, air inlet is more smooth, and noise reduces.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the decomposition diagram of Fig. 1；
Fig. 3 is the decomposition diagram of the smoke deflector in Fig. 2；
Fig. 4 is the structural schematic diagram of the other direction of Fig. 3；
Fig. 5 is the structural schematic diagram of the second smoke deflector in Fig. 3.
Specific embodiment
The utility model is described in further detail below in conjunction with figure embodiment.
As shown in Fig. 1~5, the range hood of this preferred embodiment includes exhaust fume collecting hood 2, set on the front side of exhaust fume collecting hood 2 leads cigarette
Plate 1 and the lubricating cup 5 for being used to accept greasy dirt on smoke deflector set on smoke deflector bottom, exhaust fume collecting hood 2 are equipped with air inlet 21, air inlet 21
The plane at place tilts backwards from top to bottom.
Wherein smoke deflector includes the first smoke deflector 11 and the second smoke deflector 12 set on 11 front side of the first smoke deflector, and first leads
Ventilation opening 111 is offered on cigarette plate 11, the setting of 111 face air inlet 21 of ventilation opening, the second smoke deflector 12 is in the first smoke deflector 11
Projection in the plane can cover ventilation opening 111, the second smoke deflector 12 includes left side plate 121 at an angle to each other, every piece
Side plate 121 and first smoke deflector 11 have certain angle, and from intermediate to two sides, side plate 121 and the first smoke deflector
The distance between 11 are gradually increased.Specifically, the second smoke deflector 12 includes the side plate 121 positioned at the left and right sides and connection two sides
The middle plate 122 of plate 121, and the angle α between two side plates 121 and middle plate 122 is 5 °~10 °, preferably 7 °.Such second
Smoke deflector 12 is substantially in shield first shape, which has further changed the distribution in flow field, so that smoke machine enters the wind more smooth, speed sense
It is stronger, it is more preferable to lead cigarette effect.
In addition, middle plate 122 spacing parallel and between the two with the first smoke deflector 11 is 30mm~35mm, if being less than
30mm influences maximum quantity of wind, oppresses fan performance, and noise increases；If more than 35mm, rectification effect is deteriorated, the speed sense of smoking
It can weaken；And middle 122 part overlaid air inlet 21 of plate, projection of the middle plate 122 on air inlet 21 account for the 2/3 of 21 area of air inlet
~3/4.
Form main fume inlet passage between first smoke deflector 11 and the second smoke deflector 12, the first smoke deflector 11 and exhaust fume collecting hood 2 it
Between form auxiliary fume inlet passage, negative pressure is larger at main fume inlet passage, powerful can smoke, auxiliary fume inlet passage can anti-race cigarette,
Such main fume inlet passage and auxiliary fume inlet passage match, and have good absorption effect for the oil smoke of fast speed and side
Fruit, science distributed negative pressure, so that smoking effect is outstanding, speed sense is strong.
111 length and width dimensions ratio of ventilation opening on first smoke deflector 11 is 4:3, and area is the 20% of 11 area of the first smoke deflector
Smoking effect is preferable when~30%, because if 111 too small openings of ventilation opening, fan performance is oppressed less than 20%, air quantity drop
Low, noise increases, and leads to main fume inlet passage deficiency in draught；If more than 30%, ventilation opening 111 is open excessive, assists fume inlet passage
Deficiency in draught, it is difficult to suck the oil smoke of escape.
And to make the main fume inlet passage, 11 sum aggregate of the first smoke deflector that are formed between the first smoke deflector 11 and the second smoke deflector 12
The auxiliary fume inlet passage negative pressure distribution formed between petticoat pipe 2 is best, and the area ratio of the second smoke deflector 12 and the first smoke deflector 11 is
3/10ths~half, preferably 2/5ths.If otherwise too small less than 3/10ths, second smoke deflectors, 12 area, then
Fume inlet passage falls short of；If more than half, 12 area of the second smoke deflector is excessive, main air intake passage from auxiliary air inlet channel away from
From too close, cannot science distribution negative pressure, and the ventilation opening 111 on the first smoke deflector 11 and main fume inlet passage are led apart from too long
Fume inlet passage negative pressure value can be less than normal, influences smoking effect.
Lubricating cup 5 is in a strip shape and its leading flank 51 tilts backwards from top to bottom, so that leading flank 51 also leads cigarette with certain
Effect, it is preferable that the angle between leading flank 51 and the first smoke deflector 11 is 8 °~10 °.The lubricating cup 5 is set to the first smoke deflector 11
Bottom, the lower side of the second smoke deflector 12 has the bending part 123 bent backwards, and the end of bending part 123 is located at lubricating cup 5
Surface, so guarantee greasy dirt on the first smoke deflector 11 and the second smoke deflector 12 can smooth inflow lubricating cup 5, and bending part
123 also have guide functions.Preferably, the angle between bending part 123 and middle plate 122 is 35 °~40 °, and best with 35 degree.
In the present embodiment, the second smoke deflector 12 can be connected with the first smoke deflector 11 to unloading, in order to lead cigarette for second
Plate 12 is dismounted on the first smoke deflector 11.The top at 12 back of the second smoke deflector and the top of the first smoke deflector 11 pass through buckle group
Part is clasped to form energy detachable rotation connection, and the second smoke deflector 12 is enable to spin upside down relative to the first smoke deflector 11,
The lower part at 12 back of the second smoke deflector and the lower part of the first smoke deflector 11 are cooperated by connection component magnetic, can also be inserted and be matched certainly
It closes.
Wherein snap component includes buckling 112 and for the card slot portion 124 that buckle 112 buckles into, buckling 112 settings and leads first
The top at 12 back of the second smoke deflector is arranged in the top of cigarette plate 11, card slot portion 124.
Wherein connection component includes the first connector 113 and the second connector 125, and the first connector 113 is arranged first
On smoke deflector 11, the top at 12 back of the second smoke deflector, the first connector 113 and the second connection is arranged in the second connector 125
The cooperation of 125 magnetic of part, the first connector and the second connector all can be magnet.
So during installation, first buckle is buckled into card slot portion, then deflecting down the second smoke deflector 12 makes the first connection
Part and the cooperation of the second connector magnetic, can be realized the assembly of the first smoke deflector 11 and the second smoke deflector 12；Conversely, upward deflecting
Second smoke deflector 12 disengages the first connector and the second connector, then takes out buckle out of card slot portion, that is, realizes
The disassembly of second smoke deflector 12.
Claims (10)
1. a kind of smoke deflector for range hood, including the first smoke deflector (11) and be set on front side of the first smoke deflector (11) the
Two smoke deflectors (12) offer ventilation opening (111) on first smoke deflector (11), and second smoke deflector (12) is led first
Cigarette plate (11) projection in the plane can cover the ventilation opening (111), it is characterised in that: the second smoke deflector (12) packet
It including left side plate at an angle to each other (121), every piece of side plate (121) and first smoke deflector (11) have certain angle,
And from centre to two sides, the distance between side plate (121) and the first smoke deflector (11) are gradually increased.
2. the smoke deflector according to claim 1 for range hood, it is characterised in that: the second smoke deflector (12) packet
Include the side plate (121) positioned at the left and right sides and the middle plate (122) of connection both side plate (121), the middle plate (122) and institute
The first smoke deflector (11) stated is parallel.
3. the smoke deflector according to claim 2 for range hood, it is characterised in that: two side plates (121) with
Angle (α) between middle plate (122) is 5 °~10 °.
4. the smoke deflector according to claim 2 for range hood, it is characterised in that: second smoke deflector (12)
Lower side has the bending part (123) bent backwards.
5. the smoke deflector according to claim 1 for range hood, it is characterised in that: second smoke deflector (12) with
The area ratio of first smoke deflector (11) is 0.3~0.5.
6. the smoke deflector according to claim 1 for range hood, it is characterised in that: the second smoke deflector (12) energy
It is connected with the first smoke deflector (11) to unloading, the top at the second smoke deflector (12) back is upper with the first smoke deflector (11)
Portion to form energy detachable rotation connection by being clasped, and makes the second smoke deflector (12) can be relative on the first smoke deflector (11)
Lower overturning, the lower part inserting cooperation of the lower part and the first smoke deflector (11) at the second smoke deflector (12) back or magnetic cooperate.
7. the range hood that a kind of application has the right to require smoke deflector described in any claim in 2~4, it is characterised in that:
The range hood further includes exhaust fume collecting hood (2), and the exhaust fume collecting hood (2) is equipped with air inlet (21), first smoke deflector (11)
On front side of exhaust fume collecting hood (2) and the ventilation opening (111) face air inlet (21), first smoke deflector (11) and second lead cigarette
It is formed between plate (12) main fume inlet passage (3), forms auxiliary fume inlet passage between first smoke deflector (11) and exhaust fume collecting hood (2)
(4)。
8. range hood according to claim 7, it is characterised in that: air inlet described in middle plate (122) part overlaid
(21), projection of the middle plate (122) on air inlet (21) accounts for the 2/3~3/4 of air inlet (21) area.
9. range hood according to claim 7, it is characterised in that: the plane (211) where the air inlet (21) is certainly
It is tilted backwards under above, the bottom of first smoke deflector (11), which is provided with, accepts the first smoke deflector (11) and the second smoke deflector
(12) leading flank (51) of the lubricating cup (5) of greasy dirt, the lubricating cup (5) tilts backwards from top to bottom.
10. range hood according to claim 9, it is characterised in that: the lower side of second smoke deflector (12) has
The end of the bending part (123) bent backwards, the bending part (123) is located at the surface of lubricating cup (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821763541.XU CN209459003U (en) | 2018-10-29 | 2018-10-29 | Range hood for the smoke deflector and application of the range hood smoke deflector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821763541.XU CN209459003U (en) | 2018-10-29 | 2018-10-29 | Range hood for the smoke deflector and application of the range hood smoke deflector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209459003U true CN209459003U (en) | 2019-10-01 |
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ID=68037607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821763541.XU Active CN209459003U (en) | 2018-10-29 | 2018-10-29 | Range hood for the smoke deflector and application of the range hood smoke deflector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209459003U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7422280B2 (en) | 2019-12-05 | 2024-01-26 | パナソニックＩｐマネジメント株式会社 | Range food |
-
2018
- 2018-10-29 CN CN201821763541.XU patent/CN209459003U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7422280B2 (en) | 2019-12-05 | 2024-01-26 | パナソニックＩｐマネジメント株式会社 | Range food |
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