CN102927600A - Air outlet housing of range hood - Google Patents
Air outlet housing of range hood Download PDFInfo
- Publication number
- CN102927600A CN102927600A CN201210423174XA CN201210423174A CN102927600A CN 102927600 A CN102927600 A CN 102927600A CN 201210423174X A CN201210423174X A CN 201210423174XA CN 201210423174 A CN201210423174 A CN 201210423174A CN 102927600 A CN102927600 A CN 102927600A
- Authority
- CN
- China
- Prior art keywords
- valve block
- air outlet
- outlet housing
- lampblack absorber
- valve
- 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.)
- Granted
Links
- 239000006096 absorbing agent Substances 0.000 claims description 43
- 239000006233 lamp black Substances 0.000 claims description 43
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 230000000295 complement effect Effects 0.000 claims description 3
- 230000003993 interaction Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 239000003517 fume Substances 0.000 abstract 1
- 239000000779 smoke Substances 0.000 description 23
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004519 grease Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The invention discloses an air outlet housing of a range hood. The air outlet housing comprises a housing body and a valve block assembly arranged at an air outlet of the housing body, wherein the valve block assembly comprises a rotary shaft which is arranged along the symmetry axis of the air outlet and two symmetrical valve blocks which are hinged on the rotary shaft; the gross area of the two valve blocks is matched with the area of the air outlet, and the valve blocks can rotate around the rotary shaft to open or close the air outlet; the air outlet housing is characterized in that a linking assembly for synchronously linking the two valve blocks is arranged below the valve block assembly. The air outlet housing of the range hood not only can effectively prevent a problem that the valve blocks cannot be completely opened or simultaneously opened due to oil-flume adhesion, but also can enable the valve blocks on the air outlet housing to simultaneously open or close, thereby ensuring an oil fume suction effect of the range hood and reducing the noise of the range hood.
Description
Technical field
The present invention relates to a kind of outlet housing of lampblack absorber.
Background technology
Used in the building that now family lives generally all is common flue, the oil smoke that the range hood of every household is discharged is discharged from the dwelling house top after range hood enters common flue, if air outlet for kitchen ventilator is poorly sealed, will cause the user's of lower floor oil smoke in discharge process, to enter the room of upper strata resident family, perhaps when blowing hard or air pressure when low, oil smoke that upper strata resident family discharges also can occur and enter situation in the house from the exhaust outlet of the range hood of resident family of lower floor, produce between the air flue collaborate mutually, the phenomenon of smoke blowing.So general lampblack absorber all sets out fan housing at the air outlet place of lampblack absorber, valve block is set in the outlet housing, valve block opens that oil smoke is expelled to common flue usually when lampblack absorber uses, valve block is also closed when lampblack absorber is closed, and prevents that the oil smoke in the common flue from pouring in down a chimney.Non-return valve block in the common outlet housing is the double valve sheet structure, and valve block can unidirectionally be opened towards the outlet housing outside.
Contain greasy dirt in the oil smoke, lampblack absorber uses long afterwards, and greasy dirt easily is piled up on the valve block, cause adhesion between valve block and the housing, and be piled up in greasy dirt on the valve block what depend on the performance of the grease separation of oil smoke amount that lampblack absorber sucks, lampblack absorber itself, the air-out mode of blower fan system, the shape of exhaust passage, the mounting means of discharge pipe, the temperature humidity of external environment etc.So the greasy dirt that is piled up on each valve block is unequal, this has just directly caused valve block different from the adhesion degree of the housing inner ring of outlet housing, suppose that the bonding degree of valve block A and housing inner ring is greater than the bonding degree of valve block B and housing inner ring, after lampblack absorber starts, static pressure in valve block its outlet housing of the moment before opening is maximum, the suffered air pressure of valve block A and valve block B equates, if the valve block B less with housing inner ring bonding degree opens first, then the gas pressure intensity moment in the outlet housing significantly reduces, valve block A then is difficult to open again, this has just directly caused the lampblack absorber air draft not smooth, and noise increases phenomenon and occurs.
Such as the disclosed a kind of smoke exhaustion check valve main body structure of China Patent Publication No. CN201412567Y, be provided with valve body and baffle plate, be provided with support ring in the valve body, at the support ring top sideboard is set, be connected with back-moving spring on the baffle plate; When opening lampblack absorber, the row of wind of lampblack absorber provides power, blows two baffle plates open, and when lampblack absorber quit work, the screen resilience of back-moving spring made the baffle plate return on the half-turn support ring.Above-mentioned lampblack absorber is when lampblack absorber is opened, if one of them baffle plate is opened in advance, as above principle is described, because pressure reduction reduces in the valve body, causes the another one baffle plate normally not open, this moment, lampblack absorber reduced owing to air-out area, caused the smoke absorption effect variation, and noise increases.When lampblack absorber is closed, because external resistance is inhomogeneous, cause one of them baffle plate to be closed in advance, this moment, two baffle plate angles enlarged, spring force reduces, and causes this spring force that another baffle plate is normally closed, and this moment is because poorly sealed, to cause the oil smoke in the flue to seal in the user kitchen, affect kitchen environment.
China Patent Publication No. is that the prior art of CN102353083A discloses a kind of outlet housing structure, this structure is by having added permanent magnet and magnetisable material at the valve block edge, by with the adhesive of electromagnet, increase the sealing effectiveness under the closed condition, again by with the repulsion of electromagnet, assist valve block to open.But the electromagnet cost is large in this structure, complex structure, calutron easily damages in oil pollution environment, the process that valve block is opened is that two electromagnet act on respectively two valve blocks, the respectively unlatching of auxiliary two valve blocks, if open first with the valve block that the case bonding degree is less, then the gas pressure intensity moment in the outlet housing significantly reduces, another valve block also is difficult to open again, although present technique has increased the structure of assisting in opening valve block, but two valve blocks are not synchronous unlatching, then still exist the hidden danger that a slice valve block is not wherein opened.
Summary of the invention
Technical problem to be solved by this invention is the lampblack absorber outlet housing that can make two valve blocks keep simultaneously interlock to open and close.
The present invention solves the problems of the technologies described above the technical scheme that adopts: a kind of outlet housing of lampblack absorber, comprise cover body, be arranged on the valve block assembly at cover body air outlet place, described valve block assembly comprises the rotating shaft that arranges along the symmetry axis of air outlet, and the valve block that is hinged on two symmetries in the rotating shaft, the gross area of described two valve blocks and air outlet are complementary and valve block Unscrew or close described air outlet around the shaft, and it is characterized in that: the below of described valve block assembly is provided with the linkage unit that makes these two valve block synchronous interactions.
Preferably, described linkage unit comprises at least one guide post that the rotating shaft below vertically arranges, the sliding shoe that is arranged on the guide post and can slides up and down along guide post, an end of two connecting rods is hinged on the sliding shoe, and the other end is hinged on respectively on the lower surface of valve block.
Preferably, described guide post is one, arranges straight down in the centre of rotating shaft.
Tighter when this valve block is closed, the bottom of described guide post is provided with magnet, and described sliding shoe has magnetic.
For the oil smoke that leads better, the below of described rotating shaft is provided with the wind guide strip that extends in the same way with rotating shaft, and described guide post is arranged on the below of described wind guide strip.
Compared with prior art, the invention has the advantages that the outlet housing of this lampblack absorber, can prevent effectively that not only the valve block that the oil smoke adhesion causes from can not open fully or can not open simultaneously, can make the valve block on the outlet housing open simultaneously or close, guaranteed lampblack absorber smoke absorption effect, reduced the noise of lampblack absorber, and the use of the sliding shoe of magnet and magnetic can make this valve block close down in off position ground tighter, prevent that the oil smoke in the external world did not pour in down a chimney when lampblack absorber from not working.
Description of drawings
Fig. 1 is the schematic perspective view (valve block closed condition) of lampblack absorber outlet housing of the present invention.
Fig. 2 is the part schematic diagram (valve block closed condition, remove portion cover body) of lampblack absorber outlet housing of the present invention.
Fig. 3 is the schematic perspective view (valve block is opened partial status) of lampblack absorber outlet housing of the present invention.
Fig. 4 is the part schematic diagram (valve block is opened partial status, the remove portion cover body) of lampblack absorber outlet housing of the present invention.
Fig. 5 is the cutaway view of lampblack absorber outlet housing of the present invention.
Fig. 6 is the cutaway view of the outlet housing of the another kind of embodiment of the present invention.
The specific embodiment
Embodiment is described in further detail the present invention below in conjunction with accompanying drawing.
Shown in Fig. 1-5, lampblack absorber outlet housing of the present invention, comprise cover body 1, and the valve block assembly that is arranged on cover body 1 air outlet 11 places, this valve block assembly comprises along the rotating shaft 2 of the symmetry axis horizontally set of air outlet 11, and the gross area and the air outlet 11 that are hinged on 3, two valve blocks 3 of valve block of two symmetries in the rotating shaft 2 be complementary, and these two valve blocks 3 are this air outlet 11 of 2 Unscrews or close this air outlet 11 around the shaft.And the edge of two valve blocks 3 is shelved on the inner ring of cover body 1.
The below of rotating shaft 2 also is provided with the wind guide strip 4 that extends in the same way with rotating shaft 2, is used for the guiding oil smoke and discharges from air outlet 11.The below of valve block assembly, be provided with the linkage unit that makes these valve block 3 synchronous interactions, this linkage unit comprises the guide post 51 that the centre that is positioned at this wind guide strip 4 and rotating shaft 2 is provided with straight down, the sliding shoe 52 that is arranged on this guide post 51 and can moves up and down along this guide post 51, one end of two connecting rods 53 is hinged on the sliding shoe 52, and the other end is hinged on respectively on the lower surface of two valve blocks 3.Therefore, because the wind-force of oil smoke is opened when upwards rotating, because the induced effect of connecting rod 53 and sliding shoe 52, another sheet also can link and open simultaneously, also is that same principle can realize close synchronously when closing when the wherein a slice in two valve blocks 3.Opening and closing when therefore can realize two valve blocks 3 prevent between valve block 3 and the cover body 1 because oil smoke adhesion and valve block can not be opened or the situation generation that can not open simultaneously.And those skilled in the art can adjust the length of guide post 51 under above-mentioned principle, and the link position of the other end of connecting rod 53 and valve block 3, so that valve block 3 is when opening fully, sliding shoe 52 is positioned at the top of guide post 51, valve block 3 is when closing fully, and sliding shoe 52 does not glide and emerges in the bottom of guide post 51.The user can arrange as required, guarantees that the length of guide post 51 and the link position of connecting rod 53 can make valve block 3 open and close fully.
And, those skilled in the art also can recognize, not necessarily will be as mentioned above, a guide post 51 straight down only is set, can be provided with the guide post 51 that many intervals arrange below rotating shaft 2, be equipped with sliding shoe 52 and connecting rod 53 on the every guide post 51, connecting rod 53 connects the different parts of valve block 3 simultaneously, apply power can be simultaneously for valve block 3 different positions and drive the opening and closing of valve block 3
As shown in Figure 6, be another embodiment of outlet housing of the present invention, among this embodiment, other structures are all same as the previously described embodiments, and different is that sliding shoe 52 ' adopts the magnetic material, guide post 51 ' employing diamagnetism material or nonmetallic materials.The bottom of this guide post 51 ' is provided with a magnet 54, when valve block 3 is closed, sliding shoe 52 ' and magnet 54 phase adhesives, can keep valve block 3 to close, prevent that lampblack absorber valve block when not using from opening and the oil smoke that causes pours in down a chimney, and the suction between magnet 54 and the sliding shoe 52 ' also can be adjusted, so that when lampblack absorber uses, as long as there is certain air quantity in the air channel, the pressure of wind can overcome the suction between magnet 54 and the sliding shoe 52 ', so that valve block 3 is opened.Therefore, such outlet housing can guarantee that not only two valve blocks 3 open or close to guarantee the normal operation of lampblack absorber simultaneously, can prevent that oil smoke from pouring in down a chimney when lampblack absorber is not worked again, guarantees the tight closing of valve block 3.
The outlet housing of this lampblack absorber, can prevent effectively that not only the valve block that the oil smoke adhesion causes from can not open fully or can not open simultaneously, can make the valve block on the outlet housing open simultaneously or close, guaranteed lampblack absorber smoke absorption effect, reduced the noise of lampblack absorber, and the use of the sliding shoe of magnet and magnetic can make this valve block close down in off position ground tighter, prevent that the oil smoke in the external world did not pour in down a chimney when lampblack absorber from not working.
Claims (5)
1. the outlet housing of a lampblack absorber, comprise cover body (1), be arranged on the valve block assembly that cover body (1) air outlet (11) is located, described valve block assembly comprises the rotating shaft (2) that arranges along the symmetry axis of air outlet (11), and the valve block (3) that is hinged on two symmetries in the rotating shaft (2), the gross area of described two valve blocks (3) and air outlet (2) are complementary and valve block (3) (2) Unscrew or close described air outlet (11) around the shaft, and it is characterized in that: the below of described valve block assembly is provided with the linkage unit that makes this two valve blocks (3) synchronous interaction.
2. the outlet housing of lampblack absorber as claimed in claim 1, it is characterized in that: described linkage unit comprises at least one guide post (51) that rotating shaft (2) below vertically arranges, be arranged on the sliding shoe (52) that guide post (51) is upper and can slide up and down along guide post (51), one end of two connecting rods (53) is hinged on the sliding shoe (52), and the other end is hinged on respectively on the lower surface of valve block (3).
3. the outlet housing of lampblack absorber as claimed in claim 2, it is characterized in that: described guide post (51) is one, arranges straight down in the centre of rotating shaft (2).
4. the outlet housing of lampblack absorber as claimed in claim 2 or claim 3, it is characterized in that: the bottom of described guide post (51) is provided with magnet (54), and described sliding shoe (52) has magnetic.
5. such as the outlet housing of each described lampblack absorber of claim 1-3, it is characterized in that: the below of described rotating shaft (2) is provided with the wind guide strip (4) that extends in the same way with rotating shaft (2), and described guide post (51) is arranged on the below of described wind guide strip (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210423174.XA CN102927600B (en) | 2012-10-30 | 2012-10-30 | Air outlet housing of range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210423174.XA CN102927600B (en) | 2012-10-30 | 2012-10-30 | Air outlet housing of range hood |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102927600A true CN102927600A (en) | 2013-02-13 |
| CN102927600B CN102927600B (en) | 2015-04-15 |
Family
ID=47642466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210423174.XA Active CN102927600B (en) | 2012-10-30 | 2012-10-30 | Air outlet housing of range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102927600B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104949165A (en) * | 2015-07-16 | 2015-09-30 | 珠海格力电器股份有限公司 | Anti-backfire gas stove |
| CN104990114A (en) * | 2015-06-24 | 2015-10-21 | 宁波方太厨具有限公司 | Outlet housing of range hood |
| CN106545897A (en) * | 2017-01-12 | 2017-03-29 | 张健 | A kind of multichannel ball valve and matched air-valve |
| CN111434995A (en) * | 2019-01-11 | 2020-07-21 | 宁波方太厨具有限公司 | Oil smoke buffer mechanism for range hood |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3212751A (en) * | 1961-09-04 | 1965-10-19 | Kromschroeder Ag G | Valve and permanent magnet |
| GB1076671A (en) * | 1965-04-26 | 1967-07-19 | Teddington Aircraft Controls L | Improvements in non-return valves |
| CN2124357U (en) * | 1992-05-12 | 1992-12-09 | 周德威 | Check valve with release function |
| CN2325692Y (en) * | 1998-03-18 | 1999-06-23 | 陈晓军 | Full sealing type single direction valve for cooking fume remover |
| CN201090800Y (en) * | 2007-10-09 | 2008-07-23 | 鲍志平 | Induced-draft fan back valve with magnetic force attracting apparatus |
| CN201190817Y (en) * | 2008-04-24 | 2009-02-04 | 南京朗诗置业股份有限公司 | Magnetic check valve |
| CN101539215A (en) * | 2009-05-05 | 2009-09-23 | 海宪华 | Novel flue check valve |
| CN201412567Y (en) * | 2009-06-05 | 2010-02-24 | 张秀萍 | Main structure of a smoke exhaust check valve |
| CN101881476A (en) * | 2010-06-22 | 2010-11-10 | 宁波方太厨具有限公司 | Air outlet device used for range hood |
| CN102252359A (en) * | 2011-08-04 | 2011-11-23 | 宁波方太厨具有限公司 | Air discharging cover for range hood |
| JP2012007687A (en) * | 2010-06-25 | 2012-01-12 | Ishizaki Seisakusho:Kk | Check valve |
| CN102353083A (en) * | 2011-08-15 | 2012-02-15 | 宁波方太厨具有限公司 | Range hood air outlet pipe capable of preventing smoke from returning |
| CN203052773U (en) * | 2012-10-30 | 2013-07-10 | 宁波方太厨具有限公司 | Air outlet housing of smoke exhaust ventilator |
-
2012
- 2012-10-30 CN CN201210423174.XA patent/CN102927600B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3212751A (en) * | 1961-09-04 | 1965-10-19 | Kromschroeder Ag G | Valve and permanent magnet |
| GB1076671A (en) * | 1965-04-26 | 1967-07-19 | Teddington Aircraft Controls L | Improvements in non-return valves |
| CN2124357U (en) * | 1992-05-12 | 1992-12-09 | 周德威 | Check valve with release function |
| CN2325692Y (en) * | 1998-03-18 | 1999-06-23 | 陈晓军 | Full sealing type single direction valve for cooking fume remover |
| CN201090800Y (en) * | 2007-10-09 | 2008-07-23 | 鲍志平 | Induced-draft fan back valve with magnetic force attracting apparatus |
| CN201190817Y (en) * | 2008-04-24 | 2009-02-04 | 南京朗诗置业股份有限公司 | Magnetic check valve |
| CN101539215A (en) * | 2009-05-05 | 2009-09-23 | 海宪华 | Novel flue check valve |
| CN201412567Y (en) * | 2009-06-05 | 2010-02-24 | 张秀萍 | Main structure of a smoke exhaust check valve |
| CN101881476A (en) * | 2010-06-22 | 2010-11-10 | 宁波方太厨具有限公司 | Air outlet device used for range hood |
| JP2012007687A (en) * | 2010-06-25 | 2012-01-12 | Ishizaki Seisakusho:Kk | Check valve |
| CN102252359A (en) * | 2011-08-04 | 2011-11-23 | 宁波方太厨具有限公司 | Air discharging cover for range hood |
| CN102353083A (en) * | 2011-08-15 | 2012-02-15 | 宁波方太厨具有限公司 | Range hood air outlet pipe capable of preventing smoke from returning |
| CN203052773U (en) * | 2012-10-30 | 2013-07-10 | 宁波方太厨具有限公司 | Air outlet housing of smoke exhaust ventilator |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104990114A (en) * | 2015-06-24 | 2015-10-21 | 宁波方太厨具有限公司 | Outlet housing of range hood |
| CN104990114B (en) * | 2015-06-24 | 2017-10-27 | 宁波方太厨具有限公司 | A kind of outlet housing of lampblack absorber |
| CN104949165A (en) * | 2015-07-16 | 2015-09-30 | 珠海格力电器股份有限公司 | Anti-backfire gas stove |
| CN106545897A (en) * | 2017-01-12 | 2017-03-29 | 张健 | A kind of multichannel ball valve and matched air-valve |
| CN111434995A (en) * | 2019-01-11 | 2020-07-21 | 宁波方太厨具有限公司 | Oil smoke buffer mechanism for range hood |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102927600B (en) | 2015-04-15 |
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| C14 | Grant of patent or utility model | ||
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