CN106705159A - L-shaped extractor hood with openable/closable bottom air inlet - Google Patents
L-shaped extractor hood with openable/closable bottom air inlet Download PDFInfo
- Publication number
- CN106705159A CN106705159A CN201611131965.XA CN201611131965A CN106705159A CN 106705159 A CN106705159 A CN 106705159A CN 201611131965 A CN201611131965 A CN 201611131965A CN 106705159 A CN106705159 A CN 106705159A
- Authority
- CN
- China
- Prior art keywords
- air inlet
- main frame
- range hood
- retractable
- negative pressure
- 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
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
Abstract
The invention relates to the field of extractor hoods, and in particular to an L-shaped extractor hood with an openable/closable bottom air inlet. The L-shaped extractor hood comprises a negative pressure source and a main rack, wherein the main rack is of an inverted L shape; an air inlet is formed in the main rack, and a cavity in which air flows is formed inside the main rack; the negative pressure source is arranged on the main rack and generates negative pressure to enable the air inlet to suck air, and the sucked air flows through the cavity and is finally discharged from one end of the negative pressure source; the air inlet only comprises an upper air inlet and a lower air inlet; the lower air inlet is formed on the inwards concave surface of an L-shaped structure of the main rack and positioned on the lower part of the main rack; the upper air inlet is formed in a top side of the inwards concave surface; an openable/closable baffle is arranged at the lower air inlet in a matched manner. According to the L-shaped extractor hood with the openable/closable bottom air inlet provided by the invention, the user experience is improved, and the appearance of the extractor hood is not influenced even if oil stains are accumulated after the extractor hood is used for a long time.
Description
Technical field
The present invention relates to range hood field, the retractable L-type range hood of more particularly to a kind of bottom air inlet mouthful.
Background technology
Range hood is a kind of kitchen appliance for purifying 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, and discharge is outdoor, reduces pollution, purify air, and have gas defence, explosion-proof safety guarantee to act on.
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
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, the air inlet for being normally at bottom has, some the middle part different height 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 different height, difficulty of processing is more more opened greatly, it is necessary to open
Mouthful, simultaneously because the influence of the air inlet of bottom, it is likely to result in the lampblack-pumped effect of leaking out and reduces 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
Set 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, air inlet individually 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 set air inlet can also there is a problem of it is certain leak out, detach the air inlet of bottom
The a small amount of lampblack-pumped effect for spilling, also to a certain degree reducing bottom air inlet mouthful of oil smoke.
In the R&D process for solving the above problems, a new defect is found, all blow in mouth for this top and bottom
The bottom air inlet of range hood mouthful in use for some time, due to many oil stains, oil stain of having been accumulated gradually inside range hood
Back structures can see toward flowing down from the air inlet of bottom in range hood, very unsightly, influence experience,
And also pretty troublesome is cleared up to this part oil stain, because there be more oil stains this part oil stain top, so after cleaning
New oil stain is had again quickly to flow down.
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 one kind makes Consumer's Experience more preferable
And accumulation oil stain has no effect on mouthful retractable L-type range hood of bottom air inlet of range hood outward appearance after long-term use.
In order to realize foregoing invention purpose, the invention provides following technical scheme:
A kind of retractable L-type range hood of bottom air inlet mouthful, 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 the air inlet is pumped into air by producing negative pressure, and
Make the air of suction through flowing the cavity, finally discharged 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 positioned at the bottom of main frame, the enterprising air port is arranged at the face at top in the concave surface, it is described under enter
The baffle plate for being capable of folding is equipped with air port.
By being capable of the baffle plate of folding described in the setting of lower air inlet, baffle plate can be made to be blocked in main frame in closure
The oil stain in portion, range hood outward appearance is not influenceed, while the oil stain that also need not deliberately clear up in lower air inlet, user uses more
Save worry, lift Consumer's Experience.
Used as preferred scheme of the invention, the baffle plate is moved integrally to the main frame when opening, it is to avoid outwards
The baffle plate being likely to occur during opening blocks lower air inlet influences the situation of fume-exhausting.
Used as preferred scheme of the invention, the baffle plate back is installed on a support, and the pedestal lower end is hinged on master
Inside body frame, rotated along the hinged place of the pedestal lower end when baffle plate is to the folding of main frame inside, structure is more succinct, convenient
Maintenance and replacing, while type of drive is also more stable.
As preferred scheme of the invention, power source is installed in the main frame, the power source is connected to the branch
On frame and drive the support around pin joint rotate, compared to relatively may using it is manual by the way of, in hgher efficiency, Consumer's Experience is more
It is good.
As preferred scheme of the invention, the through hole of strip is provided with the support, the power source includes and institute
The pivot protrusion that the through hole of strip coordinates is stated, the pivot protrusion can be moved around a circular arc path, so as to drive the branch
Frame is rotated, and transmission mechanism is more scientific, in the limited space of main frame, is coordinated by the through hole of curved path and strip
Mode effectively realizes the folding of baffle plate, more saves space, reduces the thickness of main frame vertical structure.
Used as preferred scheme of the invention, the power source also includes being installed on the main frame inwall and can rotating
Disk, the pivot protrusion is fixedly installed on the disk, and the scheme of the curved path is realized by simpler structure,
Also it is more cost-effective.
Used as preferred scheme of the invention, top is recessed facing to backflow is provided with main frame in the concave surface
Groove, the enterprising air port is arranged on the surface away from main frame downward extension portion in the backflow groove, and flow back groove
Set-up mode and enterprising air port set location, 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
Most oil smoke then up flows along the downward extension portion of the concave surface of inverted L shape structure, finally reaches inside concave surface
The face at top, the up air inlet movement under the negative pressure in enterprising air port, while into backflow groove, major part is inhaled by enterprising air port
Enter, due to the set location in enterprising air port, the gas for entering backflow groove can be made to form a backflow, the oil smoke not being inhaled into is then
The first position for entering backflow groove is turned again under backflow effect, then and up air inlet is moved, by repeatedly enterprising
The negative pressure suction in air port, eventually exhausts oil smoke, and smoke pumping effect can more preferably be better protected from oil smoke spilling simultaneously;
And what the set location in the setting of the groove that flows back and enterprising air port also as far as possible smoked enterprising air port and lower air inlet
Gas is separated, and is seen from inside main frame on backflow groove and is set the face in enterprising air port, is downward domatic, a lower air inlet
The gas of suction is partly moved flat after reaching main frame top, and the face for finally contacting is the bottom surface of backflow groove, then
Can be detached by negative pressure source, have necessarily spill in the prior art, but the set location in the enterprising air port of the application, i.e., described " slope
The structure in face ", the then oil smoke for pumping lower air inlet will not spill, and reduce the smoke pumping influential effect to bottom exhaust outlet.
Used as preferred scheme of the invention, the face at top is horizontal plane in the concave surface, in the concave surface to
The face of lower extension is perpendicular, the structure of main frame is taken up room smaller, and reducing range hood may to the interference of user
Property, aesthetic appearance is also lifted to a certain extent, it is easy to be made thinner, or visually seem more " thin " or more symmetrical, increase
Consumer's Experience.
The enterprising air port is formed by the through hole Side by side groupings of several strips, and the through hole of the single strip sets
Put that direction is parallel with main frame symmetrical plane, oil smoke has the trend for flowing up all the time, the single strip it is logical
The setting direction set-up mode parallel with main frame symmetrical plane in hole can as far as possible reduce the obstruction in structure to oil smoke, enter one
Step lifting smoke pumping effect.
Compared with prior art, beneficial effects of the present invention:
Make Consumer's Experience more preferably and accumulation oil stain has no effect on range hood outward appearance after long-term use.
Brief description of the drawings:
Fig. 1 is the first axonometric drawing when baffle plate of the present invention is closed;
Fig. 2 is the second axonometric drawing when baffle plate of the present invention is closed;
Fig. 3 is axonometric drawing when baffle plate of the present invention is opened;
Fig. 4 is partial enlarged drawing at A in Fig. 3;
Fig. 5 is main frame internal structure schematic diagram when baffle plate of the present invention is opened;
Fig. 6 is partial enlarged drawing at B in Fig. 5;
Marked 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- baffle plates, 7- disks, 8- negative pressure sources, 9- pivot protrusions, 10- supports.
Specific embodiment
With reference to embodiment and specific embodiment, the present invention is described in further detail.But this should not be understood
For the scope of above-mentioned theme of the invention is only limitted to following embodiment, all technologies realized based on present invention belong to this
The scope of invention.
Embodiment 1
Such as Fig. 1-6, a kind of retractable L-type range hood of bottom air inlet mouthful, it includes:
Negative pressure source 8, the negative pressure source is two-way blower fan, and a suction inlet of two-way blower fan is another towards following lower air inlets 1
Individual 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 is installed on the main frame 5 and empty by producing negative pressure to be pumped into the air inlet
Gas, and make the air of suction through flowing the cavity, finally discharged from negative pressure source one end;
The air inlet only includes enterprising air port 2 and lower air inlet 1, and the lower air inlet 1 is arranged at the main frame 5L type knots
The concave surface of structure and positioned at the bottom of main frame 5, the enterprising air port 2 is arranged at the face 4 at top in the concave surface, institute
State and the baffle plate 6 for being capable of folding is equipped with lower air inlet 1, such as Fig. 1,2, baffle plate 6 is closure state, Fig. 3,5, and baffle plate 6 is
Open mode.
Specifically, such as Fig. 4,6, the baffle plate 6 is moved integrally to the main frame 5 when opening, the back of the baffle plate 6
It is installed on a support 10, the lower end of the support 10 is hinged on inside main frame 5, when the baffle plate 6 is to 5 inside folding of main frame
Rotated along the hinged place of the lower end of the support 10, power source is installed in the main frame 5, the power source is connected to the branch
On frame 10 and drive the support 10 around pin joint rotate, the through hole of strip, the power source are provided with the support 10
Including the pivot protrusion 9 that the through hole with the strip coordinates, the inwall of the main frame 5 and the circle that can be rotated also are installed on
Disk 7(Driven by being arranged on the single motor inside main frame), the pivot protrusion 9 is fixedly installed on the disk 7, institute
Stating pivot protrusion 9 can rotate drive so as to around circular arc path movement by disk 7, so as to drive the support 10 to rotate.
For other parts details, the face 4 at top is provided with backflow groove towards main frame 5 is interior in the concave surface,
The enterprising air port 2 is arranged on the surface away from the downward extension portion of main frame 5 in the backflow groove, the indent table
The face 4 at top is horizontal plane in face, and the face 3 extended downwardly in the concave surface is perpendicular(Top in concave surface
Face 4 and the face 3 for extending downwardly are mutually perpendicular to), single described enterprising air port 2 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 the symmetrical plane of main frame 5.
Claims (9)
1. the retractable L-type range hood of a kind of bottom air inlet mouthful, 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 the air inlet is pumped into air by producing negative pressure, and
Make the air of suction through flowing the cavity, finally discharged 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 positioned at the bottom of main frame, the enterprising air port is arranged at the face at top in the concave surface, it is described under enter
The baffle plate for being capable of folding is equipped with air port.
2. a kind of retractable L-type range hood of bottom air inlet mouthful according to claim 1, it is characterised in that the gear
Plate is moved integrally to the main frame when opening.
3. a kind of retractable L-type range hood of bottom air inlet mouthful according to claim 2, it is characterised in that the gear
Backboard portion is installed on a support, and the pedestal lower end is hinged on inside main frame, when the baffle plate is to the folding of main frame inside
Rotated along the hinged place of the pedestal lower end.
4. a kind of retractable L-type range hood of bottom air inlet mouthful according to claim 3, it is characterised in that the master
Power source is installed, the power source is connected on the bracket and drives the support to be rotated around pin joint in body frame.
5. a kind of retractable L-type range hood of bottom air inlet mouthful according to claim 4, it is characterised in that the branch
The through hole of strip is provided with frame, the power source includes the pivot protrusion coordinated with the through hole of the strip, described turn
Dynamic projection can be moved around a circular arc path, so as to drive the holder pivots.
6. the retractable L-type range hood of a kind of bottom air inlet mouthful according to claim 5, it is characterised in that described dynamic
Power source also includes being installed on the main frame inwall and the disk that can be rotated, and the pivot protrusion is fixedly installed in the disk
On.
7. the retractable L-type range hood of a kind of bottom air inlet mouthful according to claim 6, it is characterised in that in described
In concave surface top facing to backflow groove is provided with main frame, the enterprising air port is arranged in the backflow groove
Away from the surface of main frame downward extension portion.
8. the retractable L-type range hood of a kind of bottom air inlet mouthful according to claim 7, it is characterised in that in described
The face at top is horizontal plane in concave surface, and the face extended downwardly in the concave surface is perpendicular.
9. the retractable L-type range hood of a kind of bottom air inlet mouthful according to claim 8, it is characterised in that on described
Air inlet is formed by the through hole Side by side groupings of several strips, the through hole setting direction and main frame of the single strip
Symmetrical plane is parallel.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611131965.XA CN106705159A (en) | 2016-12-09 | 2016-12-09 | L-shaped extractor hood with openable/closable bottom air inlet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611131965.XA CN106705159A (en) | 2016-12-09 | 2016-12-09 | L-shaped extractor hood with openable/closable bottom air inlet |
Publications (1)
Publication Number | Publication Date |
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CN106705159A true CN106705159A (en) | 2017-05-24 |
Family
ID=58936571
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201611131965.XA Pending CN106705159A (en) | 2016-12-09 | 2016-12-09 | L-shaped extractor hood with openable/closable bottom air inlet |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
CN204006203U (en) * | 2014-02-10 | 2014-12-10 | 宁波方太厨具有限公司 | A kind of rotating mechanism of side-suction type range hood smoke barrier |
CN205208685U (en) * | 2015-12-18 | 2016-05-04 | 成都前锋电子有限责任公司 | Take range hood of wind channel switching function |
CN206361765U (en) * | 2016-12-09 | 2017-07-28 | 成都前锋电子有限责任公司 | A kind of retractable L-type range hood of bottom air inlet mouthful |
-
2016
- 2016-12-09 CN CN201611131965.XA patent/CN106705159A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1746351A2 (en) * | 2005-07-18 | 2007-01-24 | Brandt Industries | Oven with ventilated cavity |
CN204006203U (en) * | 2014-02-10 | 2014-12-10 | 宁波方太厨具有限公司 | A kind of rotating mechanism of side-suction type range hood smoke barrier |
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 |
CN205208685U (en) * | 2015-12-18 | 2016-05-04 | 成都前锋电子有限责任公司 | Take range hood of wind channel switching function |
CN206361765U (en) * | 2016-12-09 | 2017-07-28 | 成都前锋电子有限责任公司 | A kind of retractable L-type range hood of bottom air inlet mouthful |
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Legal Events
Date | Code | Title | Description |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170524 |