CN106642252A - L-shaped range hood with integral forming of internal oil guiding plate - Google Patents

L-shaped range hood with integral forming of internal oil guiding plate Download PDF

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Publication number
CN106642252A
CN106642252A CN201611129907.3A CN201611129907A CN106642252A CN 106642252 A CN106642252 A CN 106642252A CN 201611129907 A CN201611129907 A CN 201611129907A CN 106642252 A CN106642252 A CN 106642252A
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CN
China
Prior art keywords
main frame
range hood
guide plate
air inlet
oil guide
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201611129907.3A
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Chinese (zh)
Inventor
朱刚
章林遥
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chengdu Chiffo Electronics Co Ltd
Original Assignee
Chengdu Chiffo Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chengdu Chiffo Electronics Co Ltd filed Critical Chengdu Chiffo Electronics Co Ltd
Priority to CN201611129907.3A priority Critical patent/CN106642252A/en
Publication of CN106642252A publication Critical patent/CN106642252A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00Details
    • F24C15/20Removing cooking fumes

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ventilation (AREA)

Abstract

The invention relates to the field of range hoods, and in particular to an L-shaped range hood with integral forming of an internal oil guiding plate. The L-shaped range hood comprises a negative pressure source, a main body frame and air inlets, wherein the main body frame is in an inverted L shape; the air inlets comprise an upper air inlet and a lower air inlet, and the lower air inlet is arranged at the inner concave surface of the L-shaped structure of the main body frame and is positioned at the lower part of the main body frame; the surface, facing the interior of the main body frame, of the middle top part of the inner concave surface is provided with a reflux groove; the upper air inlet is arranged at the surface, away from the downward extending part of the main body frame, of the reflux groove; the interior of the main body frame comprises the oil guiding plate, and the oil guiding plate is integrally formed. The L-shaped range hood has the advantages that the oil fume extraction effect is better, the overflow of oil fume is well prevented, and the influence to the fume extraction effect of the bottom air exhaust port is decreased; the internal oil guide plate is integrally formed, the assembly process is reduced, and the oil guiding effect is better.

Description

The integrally formed L-type range hood of oil guide plate inside a kind of
Technical field
The present invention relates to range hood field, the integrally formed L-type range hood of more particularly to a kind of internal oil guide plate.
Background technology
Range hood is a kind of kitchen appliance of purification kitchen environment.
It is arranged in kitchen, positioned at cooking stove top, will can be produced in the waste of cooking stove burning and cooking process to people The harmful oil smoke of body is taken away rapidly, discharges outdoor, reduction pollution, purify air, and has gas defence, explosion-proof safety guarantee effect.
The range hood of traditional model mainly hangs the surface for being located at cooking stove, but its space for taking is less reasonable, makes With during, the interference of head is easily caused to cook, easily bump against head.
So slowly deriving a kind of range hood of L-type later, there are various setting air inlets in this range hood Technical scheme, being normally at the air inlet of bottom has, some the middle part differing heights of range hood be additionally provided with into Air port, while being also equipped with air inlet at top, but finds in actual use, and the air inlet of actual upper bottom portion can be taken out Fall most oil smoke because oil smoke is excessive or range hood in deficiency in draught, having small part oil smoke will not be taken out to the greatest extent, be entered And up move, for the scheme that air inlet is provided with middle part differing heights, difficulty of processing is bigger, and needs are opened and more opened Mouthful, simultaneously because the impact of the air inlet of bottom, it is likely to result in the lampblack-pumped effect of leaking out and reduce bottom air inlet mouth Problem, and the situation of air inlet is set at top, if being provided with air inlet the bottom and middle part of range hood, then top more Arrange air inlet again then to have little significance, the oil smoke minimal amount that can be taken out further increases cost.
And if in addition to the air inlet of bottom, individually air inlet is set at top, then the air intake of present case next top Mouth there is also certain problem taken out not to the utmost, oil smoke flow through top air inlet and after not being pulled out, then can be along range hood table Face is spilt into kitchen, at the same top arrange air inlet can also there is a problem of it is certain leak out, the air inlet for making bottom is detached The a small amount of lampblack-pumped effect for spilling, also to a certain degree reducing bottom air inlet mouth of oil smoke.
Meanwhile, the oil guide plate structure of prior art is all that several parts are welded, and such case efficiency of assembling is low, together When assembling after(Using modes such as welding), have gap between all parts unavoidably, the situation of oil leak is susceptible to, Oil Guide effect is not Ideal, affects Consumer's Experience.
The content of the invention
It is an object of the invention to overcome the above-mentioned deficiency in the presence of prior art, there is provided a kind of smoke pumping effect is more It is good, can be better protected from oil smoke overflow, reduce the inside oil guide plate one of the smoke pumping influential effect to bottom exhaust outlet into Type, reduce assembling process and the more preferable L-type range hood of Oil Guide effect.
In order to realize foregoing invention purpose, the invention provides technical scheme below:
The integrally formed L-type range hood of oil guide plate inside a kind of, it includes:
Negative pressure source;
Main frame, the main frame is inverted L shape, air inlet is provided with the main frame and main frame is internally provided with and supplies air The cavity of flowing, the negative pressure source is installed on the main frame and makes the air inlet suction air by producing negative pressure, and The air Jing for making suction flows the cavity, finally discharges from negative pressure source one end;
The air inlet only includes enterprising air port and lower air inlet, and the lower air inlet is arranged at the main frame L-type structure Concave surface and in the bottom of main frame, the concave surface top backflow groove is provided with facing in main frame, The enterprising air port is arranged on the surface in the backflow groove away from main frame downward extension portion, inside the main frame Including oil guide plate, the oil guide plate is integrally integrally formed.
The set-up mode of backflow groove and the set location in enterprising air port, make oil smoke to be taken out most process as follows:
Oil smoke is first sucked after producing by lower air inlet, has the suction driven toward side to oil smoke with air inlet at present, is not inhaled Outer surface of the most oil smoke then along the downward extension portion of the concave surface of inverted L shape structure up flows, and finally reaches indent The face at the top on surface, the up air inlet movement under the negative pressure in enterprising air port, while into backflow groove, it is most of enterprising Air port sucks, and due to the set location in enterprising air port, the gas into backflow groove can be made to form a backflow, is not inhaled into Oil smoke then turns again to the first position for entering backflow groove under backflow effect, and then and up air inlet is moved, Jing Guoduo The negative pressure suction in secondary enterprising air port, eventually exhausts oil smoke, and smoke pumping effect more preferably can be better protected from oil smoke spilling simultaneously;
And what the setting of backflow groove and the set location in enterprising air port also as far as possible smoked enterprising air port and lower air inlet Gas separates, and sees from inside main frame on backflow groove and arranges the face in enterprising air port, is downward domatic, a lower air inlet The gas of suction is reached and partly moved flat behind main frame top, and the face for finally contacting is the reverse side of the bottom surface of backflow groove, Then will be detached by negative pressure source, the oil smoke that certain lower air inlet entrance is had in prior art spills from enterprising air port, but It is the set location in the enterprising air port of the application, i.e., the structure of described " domatic " then makes the oil smoke that lower air inlet is pumped not leak Go out, reduce to bottom exhaust outlet(Descend air inlet)Smoke pumping influential effect.
Meanwhile, the main frame inside includes oil guide plate, and the oil guide plate is integrally integrally formed, and makes monoblock oil guide plate no longer There is gap, reduce assembling process, and integrally formed gapless effect makes Oil Guide effect more preferable, it is to avoid oil leak situation occurs.
As the preferred version of the present invention, some sides that the backflow groove includes a bottom surface and arranges around bottom surface, The enterprising air port is disposed therein on a side, and it is above-mentioned in the same manner bottom surface and side are provided separately, further reduce the bottom of to The smoke pumping influential effect of portion's exhaust outlet.
Used as the preferred version of the present invention, the side for arranging the enterprising air port is plane, and plane is easier to process, together When be also more easy to arrange enterprising air port, improve working (machining) efficiency, reduces cost.
Used as the preferred version of the present invention, the bottom surface in the backflow groove is plane, and the bottom surface is arranged to: Further away from main frame downward extension portion, then the distance in bottom surface face at top in the concave surface is longer, such Set-up mode makes backflow groove front accommodate the volume of gas more than rear, i.e., backflow groove is compared in the space around enterprising air port Rear for it is bigger, be more likely formed " backflow " while accommodating more oil smoke, the final smoke pumping effect of lifting.
It is relative with the side for arranging the enterprising air port another in the backflow groove as the preferred version of the present invention Individual side also in plane, and the two sides, arrange the lateralarea in the enterprising air port it is bigger and with the concave surface The angle in the face at middle top is less, is the side more " flat " of the setting relative to its opposite in enterprising air port, and negative pressure source is more preferably matched somebody with somebody Close, lift the effect of suction and fume-exhausting.
As the present invention preferred version, in the concave surface of the main frame L-type structure top face horizontal by Certain angle, and further away from main frame downward extension portion, then in the concave surface top face to the horizontal plane away from From longer, and enterprising air port phase and backflow groove fit, the more conducively flowing on oil smoke laminating main frame surface, smoke pumping effect More preferably.
As the present invention preferred version, the face extended downwardly in the concave surface of the main frame L-type structure with it is vertical Plane is in a certain angle, and more downward, and the distance of the face extended downwardly in the concave surface to the perpendicular is shorter, It is engaged with the face at top in enterprising air port phase, backflow groove and concave surface, more conducively oil smoke laminating main frame surface Flowing, smoke pumping effect is more preferable.
Used as the preferred version of the present invention, the enterprising air port and lower air inlet are rectangular aperture, easier to process, in body On the limited main frame of product, opening can be bigger, lifts smoke pumping effect.
Used as the preferred version of the present invention, the enterprising inlet number is equal to two, and with regard to main frame symmetrical plane pair Claim ground to arrange, except forming vertical backflow, also further form the backflow toward the left and right sides, further lift smoke pumping effect Really.
Used as the preferred version of the present invention, single described enterprising air port is by the through hole Side by side groupings of several strips Into the through hole setting direction of the single strip is parallel with main frame symmetrical plane, and oil smoke has all the time one to flow up Trend, the set-up mode that the through hole setting direction of the single strip is parallel with main frame symmetrical plane can be as far as possible Reduce the obstruction to oil smoke in structure, further lift smoke pumping effect.
Compared with prior art, beneficial effects of the present invention:
Smoke pumping effect is more preferable, can be better protected from oil smoke overflows, smoke pumping influential effect of the reduction to bottom exhaust outlet, subtracts Lack assembling process and Oil Guide effect is more preferable, it is to avoid oil leak situation occurs.
Description of the drawings:
Fig. 1 is the first axonometric drawing of the invention;
Fig. 2 is the second axonometric drawing of the invention;
Fig. 3 is partial enlarged drawing at the A in Fig. 2;
Fig. 4 is the axonometric drawing after the concave surface structure that the present invention is taken down in main frame;
Mark in figure:Air inlet under 1-, the enterprising air ports of 2-, the face extended downwardly in 3- concave surfaces, top in 4- concave surfaces Face, 5- main frames, 6- bottom surfaces, 7- sides, 8- negative pressure sources, 14- oil guide plates.
Specific embodiment
With reference to embodiment and specific embodiment, the present invention is described in further detail.But this should not be understood Scope for above-mentioned theme of the invention is only limitted to below example, and all technologies realized based on present invention belong to this The scope of invention.
Embodiment 1
Such as Fig. 1-4, a kind of integrally formed L-type range hood of internal oil guide plate, it includes:
Negative pressure source 8, the negative pressure source 8 is two-way blower fan, a suction inlet of two-way blower fan towards following lower air inlets 1, separately One suction inlet is towards following enterprising air ports 2;
Main frame 5, the main frame 5 is inverted L shape, air inlet is provided with the main frame 5 and main frame 5 is internally provided with confession The cavity of air flow, the negative pressure source 8 is installed on the main frame 5 and makes the air inlet suction empty by producing negative pressure Gas, and make the air Jing of suction flow the cavity, finally discharge from the one end of negative pressure source 8;
The air inlet only includes enterprising air port 2 and lower air inlet 1, and the enterprising air port 2 and lower air inlet 1 are rectangle and open Mouthful, the lower air inlet 1 is arranged at the concave surface of the main frame 5L type structures and positioned at the bottom of main frame 5, described interior The face 4 at top is provided with backflow groove towards in main frame 5 in concave surface, and the enterprising air port 2 is arranged at the backflow groove In on surface away from the downward extension portion of main frame 5, the inside of the main frame 5 includes oil guide plate 14, and the oil guide plate 14 is whole Body by integral forming.
Specifically, such as Fig. 3, some sides 7 that the backflow groove includes a bottom surface 6 and arranges around bottom surface 6, it is described on Air inlet 2 is disposed therein on a side 7, and the side 7 is plane, and the bottom surface 6 in the backflow groove is flat Face, the bottom surface 6 is arranged to:Further away from the downward extension portion of main frame 5, then the bottom surface 6 is pushed up in the concave surface The distance in the face 4 in portion is longer, another side 7 relative with the side 7 for arranging the enterprising air port 2 in the backflow groove For in plane, and the two sides 7, arrange the enterprising air port 2 the area of side 7 it is bigger and with top in the concave surface Face 4 angle it is less.
Further, as Fig. 1,2, in the concave surface of the main frame 5L type structures top face 4 horizontal by one Clamp angle, and further away from the downward extension portion of main frame 5, then in the concave surface top face 4 to the horizontal plane away from From longer, the face 3 extended downwardly in the concave surface of the main frame 5L type structures is in a certain angle with perpendicular, and more to Under the distance of face 3 to the perpendicular that then extends downwardly in the concave surface it is shorter.
For air inlet structure, such as Fig. 3, the quantity of enterprising air port 2 is equal to two, and with regard to the symmetrical plane of main frame 5 It is symmetrically arranged, single described enterprising air port 2 is formed by the through hole Side by side groupings of several strips, the single strip The through hole setting direction of shape is parallel with the symmetrical plane of main frame 5.

Claims (9)

1. the integrally formed L-type range hood of a kind of internal oil guide plate, it includes:
Negative pressure source;
Main frame, the main frame is inverted L shape, air inlet is provided with the main frame and main frame is internally provided with and supplies air The cavity of flowing, the negative pressure source is installed on the main frame and makes the air inlet suction air by producing negative pressure, and The air Jing for making suction flows the cavity, finally discharges from negative pressure source one end;
Characterized in that,
The air inlet only includes enterprising air port and lower air inlet, and the lower air inlet is arranged at the main frame L-type structure Concave surface and in the bottom of main frame, the concave surface top backflow groove is provided with facing in main frame, The enterprising air port is arranged on the surface away from main frame downward extension portion in the backflow groove, in the main frame Portion includes oil guide plate, and the oil guide plate is integrally integrally formed.
2. the integrally formed L-type range hood of a kind of internal oil guide plate according to claim 1, it is characterised in that described Some sides that backflow groove includes a bottom surface and arranges around bottom surface, the enterprising air port is disposed therein on a side.
3. the integrally formed L-type range hood of a kind of internal oil guide plate according to claim 2, it is characterised in that arrange The side in the enterprising air port is plane.
4. the integrally formed L-type range hood of a kind of internal oil guide plate according to claim 3, it is characterised in that described The bottom surface in backflow groove is plane, and the bottom surface is arranged to:Further away from main frame downward extension portion, then the bottom The distance in face face at top in the concave surface is longer.
5. the integrally formed L-type range hood of a kind of internal oil guide plate according to claim 4, it is characterised in that described In backflow groove, another side relative with the side for arranging the enterprising air port also in plane, and the two sides, if The lateralarea for putting the enterprising air port is bigger and less with the angle in the face at top in the concave surface.
6. the integrally formed L-type range hood of a kind of internal oil guide plate according to claim 5, it is characterised in that described The face at top is horizontal by certain angle in the concave surface of main frame L-type structure, and extends downwardly portion further away from main frame Point, then the distance of face to the horizontal plane at top is longer in the concave surface.
7. the integrally formed L-type range hood of a kind of internal oil guide plate according to claim 6, it is characterised in that described The face extended downwardly in the concave surface of main frame L-type structure is in a certain angle with perpendicular, and more downward then described indent The distance of the face extended downwardly in surface to the perpendicular is shorter.
8. the integrally formed L-type range hood of a kind of internal oil guide plate according to claim 7, it is characterised in that described Enterprising air port and lower air inlet are rectangular aperture.
9. the integrally formed L-type range hood of a kind of internal oil guide plate according to claim 8, it is characterised in that described Enterprising inlet number is equal to two, and is symmetrically arranged with regard to main frame symmetrical plane.
CN201611129907.3A 2016-12-09 2016-12-09 L-shaped range hood with integral forming of internal oil guiding plate Pending CN106642252A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611129907.3A CN106642252A (en) 2016-12-09 2016-12-09 L-shaped range hood with integral forming of internal oil guiding plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611129907.3A CN106642252A (en) 2016-12-09 2016-12-09 L-shaped range hood with integral forming of internal oil guiding plate

Publications (1)

Publication Number Publication Date
CN106642252A true CN106642252A (en) 2017-05-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611129907.3A Pending CN106642252A (en) 2016-12-09 2016-12-09 L-shaped range hood with integral forming of internal oil guiding plate

Country Status (1)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2371481Y (en) * 1999-04-05 2000-03-29 黄松林 Integrated exhausting hood with oil guiding structure
EP1746351A2 (en) * 2005-07-18 2007-01-24 Brandt Industries Oven with ventilated cavity
CN203704094U (en) * 2014-02-12 2014-07-09 成都前锋电子有限责任公司 Roof-suction rotary type exhaust fume collecting hood
CN104296207A (en) * 2013-07-17 2015-01-21 成都前锋电子有限责任公司 Straight-draught range hood with double-air-inlet blower
CN206361764U (en) * 2016-12-09 2017-07-28 成都前锋电子有限责任公司 A kind of integrally formed L-type range hood of internal oil guide plate

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2371481Y (en) * 1999-04-05 2000-03-29 黄松林 Integrated exhausting hood with oil guiding structure
EP1746351A2 (en) * 2005-07-18 2007-01-24 Brandt Industries Oven with ventilated cavity
CN104296207A (en) * 2013-07-17 2015-01-21 成都前锋电子有限责任公司 Straight-draught range hood with double-air-inlet blower
CN203704094U (en) * 2014-02-12 2014-07-09 成都前锋电子有限责任公司 Roof-suction rotary type exhaust fume collecting hood
CN206361764U (en) * 2016-12-09 2017-07-28 成都前锋电子有限责任公司 A kind of integrally formed L-type range hood of internal oil guide plate

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Application publication date: 20170510

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