CN206247448U - A kind of bottom air inlet mouthful can hand folding L-type range hood - Google Patents

Abstract

The utility model is related to range hood field, more particularly to a kind of bottom air inlet mouthful can hand folding L-type range hood, it includes：Negative pressure source；Main frame, main frame is inverted L shape；Air inlet only includes enterprising air port and lower air inlet, the lower air inlet is equipped with the baffle plate for being capable of inside folding, and baffle plate can be rotated by one and the buckle structure of resilience is connected on main frame inwall, the buckle structure can keep the angle for rotating constant after rotating to certain angle, the baffle plate is moved integrally to the main frame when inwardly opening, and baffle plate outermost and the main frame inwall possess gap, the utility model provide one kind make Consumer's Experience more preferably and long-term use after accumulation oil stain have no effect on range hood outward appearance, and reduced during use oil stain spill situation bottom air inlet mouthful can hand folding L-type range hood.

Description

A kind of bottom air inlet mouthful can hand folding L-type range hood

Technical field

The utility model is related to range hood field, more particularly to a kind of bottom air inlet mouthful can the L-type of hand folding inhale Lampblack absorber.

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.

Utility model content

The purpose of this utility model is to overcome the above-mentioned deficiency in the presence of prior art, there is provided one kind makes Consumer's Experience More preferably and after long-term use accumulation oil stain have no effect on range hood outward appearance bottom air inlet mouthful can hand folding L-type oil suction Cigarette machine.

In order to realize above-mentioned utility model purpose, the utility model provides following technical scheme：

A kind of bottom air inlet mouthful can hand folding L-type range hood, 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 confession The cavity of air flow, the negative pressure source is installed on the main frame 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 and lower air inlet, and the lower air inlet is arranged at the main frame L-type knot The concave surface of structure and positioned at the bottom of main frame, the enterprising air port is arranged at the face at top in the concave surface, described Lower air inlet is equipped with the baffle plate for being capable of inside folding, and baffle plate can be rotated by one and the buckle structure of resilience connects It is connected on main frame inwall, the buckle structure can keep the angle for rotating constant after rotating to certain angle, the baffle plate Moved integrally to the main frame when inwardly opening, and baffle plate outermost and the main frame inwall possess gap.

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, meanwhile, baffle plate passes through to rotate and the buckle structure of resilience is connected on main frame inwall, can So as to be manually pressed by baffle plate when user needs to use, baffle plate is set to close again using the resilience after finishing by buckle structure Close, be more convenient and energy saving（Electric energy）.Meanwhile, the baffle plate is moved integrally to the main frame when opening, it is to avoid to The baffle plate being likely to occur during outer opening blocks lower air inlet influences the situation of fume-exhausting.

And the baffle plate is moved integrally to the main frame when inwardly opening, and baffle plate outermost and the main frame Inwall possesses the set-up mode in gap, when forward inside main frame oil stain during use can be allowed to fall, from before baffle plate The surface in portion flows down, and spills main frame and cause trouble, oil stain is reduced during whole use and spills situation, using process more Totally, Consumer's Experience is improved；

Being moved integrally when the baffle plate is inwardly opened simultaneously may when also can avoid outwardly opening to the main frame The baffle plate of appearance blocks lower air inlet influences the situation of fume-exhausting.

Used as preferred scheme of the present utility model, the buckle structure includes support and tumbler, the baffle plate back It is installed on support, the pedestal lower end is hinged on inside main frame, along the branch when baffle plate is to the folding of main frame inside The hinged place of frame lower end is rotated, and the mid-stent is connected by tumbler and main frame, and the tumbler can rotate And resilience, while tumbler is rotated to and can keep that the angle for rotating is constant after certain angle, structure is more succinct, convenient maintenance And replacing, while type of drive is also more stable.

As preferred scheme of the present utility model, the through hole of strip is provided with the support, on the tumbler The pivot protrusion coordinated with the through hole of the strip is provided with, the pivot protrusion can be under tumbler rotation around a circle Arc path is moved, so as to drive the holder pivots, transmission mechanism is more scientific, in the limited space of main frame, by arc The mode that the through hole of path and strip coordinates effectively realizes the folding of baffle plate, more saves space, reduces main frame vertical The thickness of structure.

Used as preferred scheme of the present utility model, the tumbler is to be installed on the main frame inwall and can rotate Disk, the pivot protrusion is fixedly installed on the disk, and the side of the curved path is realized by simpler structure Case, it is also more cost-effective.

Used as preferred scheme of the present utility model, the disk is internally provided with the spring leaf and card button of annular, the bullet Reed provides damping and screen resilience to the disk rotational, by the spacing guarantor of card button after the disk rotational to certain angle Rotational angle is held, realizes rotating the scheme with resilience by simpler structure, it is also more cost-effective.

Used as preferred scheme of the present utility model, the card button is arranged to：Rotating circular disk one again after card button starts Determining angle can cancel spacing state of the card button to disk, disk resilience under the drive of spring leaf.

As preferred scheme of the present utility model, top facing to being provided with backflow in 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, is flowed back recessed The set-up mode of 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, The oil smoke not exhausted then up flows along the downward extension portion of the concave surface of inverted L shape structure, finally reaches the table that concaves The face at the top in face, the up air inlet movement under the negative pressure in enterprising air port, while into backflow groove, major part is by upper air inlet Mouth suction, due to the set location in enterprising air port, can make the gas for entering backflow groove form one and flow back, the oil not being inhaled into Cigarette then turns again to the first position for entering backflow groove under backflow effect, and then and up air inlet is moved, by multiple The negative pressure suction in enterprising air port, eventually exhausts oil smoke, and smoke pumping effect can more preferably be better protected from oil smoke spilling simultaneously；

And the set location in the setting of the groove that flows back and enterprising air port is also as far as possible enterprising air port and lower air inlet The gas taken out is separate, is seen from inside main frame on backflow groove and sets the face in enterprising air port, is one downward domatic, under enter The gas of air port suction is partly moved flat after reaching main frame top, and the face for finally contacting is the bottom surface of backflow groove, so After will 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., it is described The structure of " domatic ", the then oil smoke for pumping lower air inlet will not spill, and reduce the smoke pumping effect shadow to bottom exhaust outlet Ring.

Used as preferred scheme of the present utility model, the face at top is horizontal plane, the concave surface in the concave surface In the face that extends downwardly be perpendicular, the structure of main frame is taken up room smaller, reduce interference of the range hood to user Possibility, also lifts aesthetic appearance to a certain extent, is easy to be made thinner, or visually seems 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, the beneficial effects of the utility model：

Make Consumer's Experience more preferably and accumulation oil stain has no effect on range hood outward appearance after long-term use, be more convenient and save energy Oil stain is reduced during source, and use and spills situation.

Brief description of the drawings：

Fig. 1 is the first axonometric drawing when the utility model baffle plate is closed；

Fig. 2 is the second axonometric drawing when the utility model baffle plate is closed；

Fig. 3 is axonometric drawing when the utility model baffle plate is opened；

Fig. 4 is partial enlarged drawing at A in Fig. 3；

Fig. 5 is main frame internal structure schematic diagram when the utility model baffle plate is opened；

Fig. 6 is partial enlarged drawing at B in Fig. 5；

Fig. 7 is the first axonometric drawing when the utility model baffle plate is opened；

Marked in figure：Air inlet under 1-, the enterprising air ports of 2-, the face extended downwardly in 3- concave surfaces, in 4- concave surfaces The face at top, 5- main frames, 6- baffle plates, 7- disks, 8- negative pressure sources, 9- pivot protrusions, 10- supports.

Specific embodiment

The utility model is described in further detail with reference to embodiment and specific embodiment.But should not be by this The scope for being interpreted as the above-mentioned theme of the utility model is only limitted to following embodiment, all to be realized based on the utility model content Technology belongs to scope of the present utility model.

Embodiment 1

Such as Fig. 1-7, a kind of bottom air inlet mouthful can hand folding L-type range hood, it includes：

Negative pressure source 8, the negative pressure source be two-way blower fan, a suction inlet of two-way blower fan towards following lower air inlets 1, Another 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 the inside of main frame 5 is set There is the cavity for air flow, the negative pressure source is installed on the main frame 5 and takes out the air inlet by producing negative pressure Enter air, 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 The concave surface of type structure and positioned at the bottom of main frame 5, the enterprising air port 2 is arranged at the face at top in the concave surface 4, be equipped with the baffle plate 6 for being capable of inside folding at the lower air inlet 1, and baffle plate can be rotated by one and resilience card Buckle structure is connected on main frame inwall, and the buckle structure can keep the angle for rotating constant after rotating to certain angle, If Fig. 1,2, baffle plate 6 are closure state, Fig. 3,5, baffle plate 6 are open mode, and the baffle plate 6 is moved integrally to institute when inwardly opening State inside main frame, and the outermost of baffle plate 6 and the inwall of the main frame 5 possess gap（As Fig. 7 can be seen that gap）.

Specifically, as Fig. 4,6, the buckle structure include support 10 and tumbler, the baffle plate 6 is integrally moved when opening Move to the main frame 5, the back of the baffle plate 6 is installed on support 10, the lower end of the support 10 is hinged in main frame 5 Portion, the hinged place when baffle plate 6 is to 5 inside folding of main frame along the lower end of the support 10 rotates, and the middle part of the support 10 is logical Cross tumbler and main frame 5 is connected, the tumbler can rotate and resilience, while tumbler rotates to certain angle Can keep the angle for rotating constant afterwards, the through hole of strip is provided with the support 10, be provided with the tumbler The pivot protrusion 9 coordinated with the through hole of the strip, the tumbler is to be installed on the inwall of the main frame 5 and can turn Dynamic disk 7, the pivot protrusion 9 is fixedly installed on the disk 7, and the pivot protrusion 9 can rotate drive by disk 7 So as to around circular arc path movement, so as to drive the support 10 to rotate, the disk 7 be internally provided with annular spring leaf and Card button, the spring leaf is rotated to the disk 7 and provides damping and screen resilience, and the disk 7 turns to quilt after certain angle The spacing holding rotational angle of card button（So that the open mode that baffle plate 6 is remained stationary as）, the card button is arranged to：When card button Rotating circular disk certain angle can cancel spacing state of the card button to disk 7 again after startup, and disk 7 is under the drive of spring leaf Resilience（So that lower air inlet 1 is closed in the resilience of baffle plate 6）.

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. a kind of bottom air inlet mouthful can hand folding L-type range hood, 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 inside folding is equipped with air port, and baffle plate can be rotated by one and the buckle structure of resilience is connected to On main frame inwall, the buckle structure is rotated to and can keep that the angle for rotating is constant after certain angle, and the baffle plate is inside Moved integrally during opening to the main frame, and baffle plate outermost and the main frame inwall possess gap.

2. a kind of bottom air inlet mouthful according to claim 1 can hand folding L-type range hood, it is characterised in that The buckle structure includes support and tumbler, and the baffle plate back is installed on the support, and the pedestal lower end is hinged Inside main frame, rotated along the hinged place of the pedestal lower end when baffle plate is to the folding of main frame inside, in the support Portion is connected by tumbler and main frame, and the tumbler can rotate and resilience, while tumbler is rotated to necessarily The angle for rotating can be kept constant after angle.

3. according to claim 2 a kind of bottom air inlet mouthful can hand folding L-type range hood, it is characterised in that institute The through hole that strip is provided with support is stated, the rotation that the through hole cooperation of the strip is provided with the tumbler is convex Rise, the pivot protrusion can be under tumbler rotation around circular arc path movement, so as to drive the holder pivots.

4. a kind of bottom air inlet mouthful according to claim 3 can hand folding L-type range hood, it is characterised in that The tumbler is the disk that be installed on the main frame inwall and can rotate, and the pivot protrusion is fixedly installed in described On disk.

5. a kind of bottom air inlet mouthful according to claim 4 can hand folding L-type range hood, it is characterised in that The disk is internally provided with the spring leaf and card button of annular, and the spring leaf provides damping and resilience to the disk rotational Power, by the spacing holding rotational angle of the card button after the disk rotational to certain angle.

6. a kind of bottom air inlet mouthful according to claim 5 can hand folding L-type range hood, it is characterised in that The card button is arranged to：Rotating circular disk certain angle can cancel spacing shape of the card button to disk again after card button starts State, disk resilience under the drive of spring leaf.

7. a kind of bottom air inlet mouthful according to claim 6 can hand folding L-type range hood, it is characterised in that In the concave surface top facing to backflow groove is provided with main frame, it is recessed that the enterprising air port is arranged at the backflow On the surface away from main frame downward extension portion in groove.

8. a kind of bottom air inlet mouthful according to claim 7 can hand folding L-type range hood, it is characterised in that The face at top is horizontal plane in the concave surface, and the face extended downwardly in the concave surface is perpendicular.

9. according to claim 8 a kind of bottom air inlet mouthful can hand folding L-type range hood, it is characterised in that institute State enterprising air port to be formed by the through hole Side by side groupings of several strips, the through hole setting direction of the single strip and master Body frame symmetrical plane is parallel.