CN2396303Y - Hood type efficient fume exhauster - Google Patents
Hood type efficient fume exhauster Download PDFInfo
- Publication number
- CN2396303Y CN2396303Y CN 99219154 CN99219154U CN2396303Y CN 2396303 Y CN2396303 Y CN 2396303Y CN 99219154 CN99219154 CN 99219154 CN 99219154 U CN99219154 U CN 99219154U CN 2396303 Y CN2396303 Y CN 2396303Y
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- spiro
- rear side
- oil
- blast box
- oil guide
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Abstract
The utility model discloses a cover-typed oil fume exhaust ventilator with the advantages of energy saving, high efficiency and convenient cleanness. A centrifugal blower 1 and an air box with a spiral case 2 arranged in a fume collecting hood 4 and divides hood cavity of the fume collecting hood into a left hood cavity and a right hood cavity. The utility model is characterized in that the position where oil fumes dash the rear side of the air box with a spiral case along the centrifugal blower is provided with an air outlet 10 at the rear side, which causes an air stack to be smooth. The exhaustion resistance is obviously reduced and the effect on sucking and draining oil fumes is obviously enhanced. The lower part of the utility model is provided with an oil guiding groove 15 which is inclined toward an oil collecting cup 18 and an oil guiding support plate 19, which causes that the whole greasy dirt can flow into the oil collecting cup for convenient cleanness.
Description
The utility model relates to the household electrical appliance that a kind of kitchen smoke pumping is used, and particularly has the smoke exhaust ventilator of exhaust fume collecting hood.
Chinese patent application 98212732.4 discloses a kind of hood ventilation apparatus, and it mainly is made up of centrifugal fan, spiro shell blast box and exhaust fume collecting hood.Centrifugal fan and spiro shell blast box are arranged in the exhaust fume collecting hood, and the cover chamber of exhaust fume collecting hood is separated into left cover chamber and right cover chamber two parts.The spiro shell blast box left and right sides is equipped with air inlet, and the bottom is provided with an oil-collecting supporting plate.The lower edge of exhaust fume collecting hood is provided with oil trap.Oil-collecting supporting plate front end is fixed on the bottom of spiro shell blast box with screw, and the rear end is pressed on the oil trap, and the bottom is provided with a catchment cup.This smoke exhaust ventilator only is provided with an exhaust outlet at the top, generally all will connect the exhaust duct of a Qu Erchang, oil smoke could be discharged outdoor.Its weak point is:
1, owing to air channel complications, long and narrow, exhaust resistance is bigger, and the fume exhaust effect is relatively poor.
2, because catchment cup is located at the bottom of oil-collecting supporting plate, and the oil-collecting supporting plate is pressed on the oil trap, so the greasy dirt of oil trap can't flow into catchment cup, needs periodic cleaning, trouble.
The purpose of this utility model provides a kind of efficient energy-saving, cleans easy hood ventilation apparatus.
For achieving the above object, the solution that the utility model adopts is: be made up of centrifugal fan, spiro shell blast box and exhaust fume collecting hood, centrifugal fan and spiro shell blast box are arranged in the exhaust fume collecting hood, and the cover chamber of exhaust fume collecting hood is separated into left cover chamber and right cover chamber two parts, the spiro shell blast box left and right sides is equipped with in the smoke exhaust ventilator of air inlet a rear side exhaust outlet is set, this rear side exhaust outlet be arranged on oil smoke along the centrifugal fan rotation direction to position that the spiro shell blast box rear side collides.
This smoke exhaust ventilator preferably is set to a centrifugal fan left side and looks by rotation counterclockwise, and the rear side exhaust outlet is arranged on oil smoke along the centrifugal fan rotation direction position that upper lateral part collides behind spiro shell blast box.
For improving the adaptability of above-mentioned smoke exhaust ventilator, be preferably near the spiro shell blast box top of rear side exhaust outlet and set up a top exhaust outlet, and be equipped with a top seal closure with its coupling, simultaneously, the rear side exhaust outlet also is equipped with a rear side seal closure with its coupling.When normally using the rear side exhaust outlet, the top exhaust outlet is sealed.When the rear side exhaust outlet inapplicable and will use the top exhaust outlet time, then the rear side exhaust outlet is sealed.
The exhaust fume collecting hood bottom of above-mentioned smoke exhaust ventilator is provided with oil guide groove, and the front side oil guide groove is divided into two sections, and left cover chamber is tilted to the left for one section, and right cover chamber is tilted to the right for one section; Left and right sides oil guide groove recedes, and front end is positioned at the below of front side oil guide groove; Low between the senior middle school of rear side oil guide groove two ends, two ends are positioned at the below of left and right sides oil guide groove, and the centre is provided with an oil guiding hole, thereunder are provided with a catchment cup.The lowest part of spiro shell blast box also is provided with an oil guiding hole, and thereunder is provided with a sweptback Oil Guide supporting plate.This Oil Guide supporting plate front end is fixed on the bottom of spiro shell blast box with screw, and the rear end then is hooked in the bottom of spiro shell blast box, and is positioned at the top of rear side oil guide groove.
The utility model compared with prior art has the following advantages:
1, the utility model is owing to be provided with a rear side exhaust outlet along the centrifugal fan rotation direction to the position that the spiro shell blast box rear side collides at oil smoke, this rear side exhaust outlet can do broad, and only need weak point of socket and straight exhaust duct, so the air channel is spacious and very smooth and easy, exhaust resistance significantly reduces, and the fume exhaust effect significantly improves.
2, the utility model is owing to be provided with an Oil Guide supporting plate below spiro shell blast box, simultaneously be provided with oil guide groove and catchment cup in the bottom of exhaust fume collecting hood, this Oil Guide supporting plate and oil guide groove can all import the whole greasy dirts in the smoke exhaust ventilator in the catchment cup, so it is very easy to clean smoke exhaust ventilator at ordinary times, only need the greasy dirt in the catchment cup is outwelled.
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is the elevation cross-sectional view of first embodiment smoke exhaust ventilator of the utility model.
Fig. 2 is the front view of smoke exhaust ventilator shown in Figure 1.
Fig. 3 is the drawing in side sectional elevation of smoke exhaust ventilator shown in Figure 1 along A-A line.
Fig. 4 is the rear side seal closure profilograph of smoke exhaust ventilator shown in Figure 1.
Fig. 5 is the left view of smoke exhaust ventilator shown in Figure 1.
Fig. 6 is the elevation cross-sectional view of second embodiment smoke exhaust ventilator of the utility model.
Fig. 7 is the drawing in side sectional elevation of smoke exhaust ventilator shown in Figure 6 along B-B line.
Fig. 8 is the drawing in side sectional elevation of the centrifugal fan of smoke exhaust ventilator shown in Figure 6 along C-C line.
Fig. 9 is the switching device structural representation of the spiro shell blast box air inlet valve of smoke exhaust ventilator shown in Figure 6.
Figure 10 is the elevation cross-sectional view of the 3rd embodiment smoke exhaust ventilator of the utility model.
Figure 11 is the drawing in side sectional elevation of smoke exhaust ventilator shown in Figure 10 along D-D line.
Press first embodiment smoke exhaust ventilator of the utility model design design such as Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, mainly form by centrifugal fan 1, spiro shell blast box 2, cabinet 3 and exhaust fume collecting hood 4.Centrifugal fan 1, spiro shell blast box 2 and cabinet 3 are arranged on 4 li of exhaust fume collecting hoods, and the cover chamber of exhaust fume collecting hood 4 is separated into left cover chamber and right cover chamber two parts.The centrifugal fan 1 of this smoke exhaust ventilator has two, and each is made up of a motor 5 and an impeller 6.The left and right sides of spiro shell blast box 2 is equipped with an air inlet 7, and the middle part then is provided with a dividing plate parallel with left and right sides face 8.Two centrifugal fans 1 are fixed on the both sides of dividing plate 8 respectively with screw 9.These two centrifugal fan 1 left sides are looked all by rotation counterclockwise.This smoke exhaust ventilator is provided with the rectangle rear side exhaust outlet 10 of a broad to the position of the back upper lateral part collision of spiro shell blast box 2 along the centrifugal fan rotation direction at oil smoke, and be equipped with a rear side seal closure 11 with its coupling, simultaneously, also be provided with a top exhaust outlet 12, and be equipped with a top seal closure 13 with its coupling at top near the spiro shell blast box 2 of rear side exhaust outlet 10.Normal when using rear side exhaust outlet 10, preferably one of socket is as Fig. 3 and exhaust duct 14 shown in Figure 5, and top exhaust outlet 12 is sealed.The end face and the tail end face of exhaust duct 14 all recede, and left and right sides face and end face tail end inboard respectively are provided with an oil guide groove 15, and the bottom surface turns forward, and tail end is upwards turned up, so that stop the interior stream of rainwater and prevent greasy dirt outflow contamination wall.When this smoke exhaust ventilator was pressed operating key 16 and carried out work, oil smoke is sucked in the spiro shell blast box 2 made centrifugal motion, discharges through rear side exhaust outlet 10 along centrifugal fan 1 rotation direction then, and the air channel is very smooth and easy, so the fume exhaust effect significantly improves.This smoke exhaust ventilator such as rear side exhaust outlet 10 are inapplicable, then with its sealing, enable top exhaust outlet 12 then.
Exhaust fume collecting hood 4 bottoms of this smoke exhaust ventilator are provided with oil guide groove 15, and front side oil guide groove 15 is divided into two sections, and left cover chamber is tilted to the left for one section, and right cover chamber is tilted to the right for one section; Left and right sides oil guide groove 15 recedes, and front end is positioned at the below of front side oil guide groove 15; Low between rear side oil guide groove 15 two ends senior middle schools, two ends are positioned at the below of left and right sides oil guide groove 15, and the centre is provided with an oil guiding hole 17, thereunder are provided with a catchment cup 18.The lowest part of spiro shell blast box 2 also is provided with an oil guiding hole 17, and thereunder is provided with a sweptback Oil Guide supporting plate 19.These Oil Guide supporting plate 19 front ends are fixed on the bottom of cabinet 3 with screw 9, and the rear end then is hooked in the bottom of cabinet 3, and is positioned at the top of rear side oil guide groove 15.This smoke exhaust ventilator in use, the greasy dirt that sticks to exhaust duct 14, centrifugal fan 1, spiro shell blast box 2 and cabinet 3 can all flow on the Oil Guide supporting plate 19, import 18 li of catchment cups again, the greasy dirt that sticks to exhaust fume collecting hood 4 then flows to 15 li of the oil guide groove of its underpart, import again in the catchment cup 18, so it is very easy to clean smoke exhaust ventilator at ordinary times, only need the greasy dirt of 18 li of catchment cups is outwelled.
According to second embodiment smoke exhaust ventilator of the utility model design design such as Fig. 6, Fig. 7, Fig. 8 and shown in Figure 9, mainly also form by centrifugal fan 1, spiro shell blast box 2, cabinet 3 and exhaust fume collecting hood 4.Centrifugal fan 1, spiro shell blast box 2 and cabinet 3 are arranged on 4 li of exhaust fume collecting hoods, and the cover chamber of exhaust fume collecting hood 4 is separated into left cover chamber and right cover chamber two parts.This centrifugal fan 1 left side is looked by rotation counterclockwise, and it is made up of a motor 5 and two impellers 6, and two impellers 6 are separately fixed at the turning cylinder two ends of motor 5, and are provided with a plurality of air vents 20 in the bottom.The left and right sides of spiro shell blast box 2 is equipped with an air inlet 7, and the middle part then is provided with a dividing plate parallel with left and right sides face 8.The central authorities of dividing plate 8 are provided with a hole, are provided with a plurality of air vents 20 around this hole, and the hole that an end of motor 5 passes dividing plate central authorities is fixed on the dividing plate 8 with screw 9.This smoke exhaust ventilator is provided with the rectangle rear side exhaust outlet 10 of a broad to the position of the back upper lateral part collision of spiro shell blast box 2 along the centrifugal fan rotation direction at oil smoke.The left and right sides air inlet 7 of spiro shell blast box 2 preferably respectively is provided with a valve.Each is made up of these two valves a doorframe 21, gangbar 22 and multi-disc flap 23.Flap 23 vertically is installed in doorframe 21 the insides, gangbar 22 and these flap 23 vertical bindings.These two valves link with a switching device respectively.This switching device is made up of a button 16, a lever 24 and a connecting rod 25.Long end and the connecting rod 25 of lever 24 link, and short end and button 16 link.The fulcrum 26 of lever 24 is fixed on the front side of cabinet 3.The other end of connecting rod 25 and the gangbar of valve 22 link.This button 16 also is the switch of centrifugal fan 1 simultaneously.This smoke exhaust ventilator is when shutting down, and left and right sides valve is in closed condition.During the work of this smoke exhaust ventilator, if only press the button 16 of left hand valve door switch unit, open the valve of left side air inlet when then starting centrifugal fan 1, the suction of centrifugal fan concentrates on the top suction oil smoke of left burner; If only press the button 16 of right hand valve door switch unit, open the valve of right side air inlet when then starting centrifugal fan, the suction of centrifugal fan concentrates on the top suction oil smoke of right burner; If the button 16 of left and right sides valve switch device is pressed simultaneously, open the valve of the left and right sides air inlet when then starting centrifugal fan, at this moment the suction of centrifugal fan 1 is equally divided into two strands, respectively the oil smoke of two burners about the suction.This shows that the adaptability of this smoke exhaust ventilator is the strongest, the fume exhaust effect is more satisfactory.
The 3rd embodiment smoke exhaust ventilator pressing the utility model design design mainly is made up of centrifugal fan 1, spiro shell blast box 2 and exhaust fume collecting hood 4 as shown in Figure 10 and Figure 11.Centrifugal fan 1 and spiro shell blast box 2 are arranged on 4 li of exhaust fume collecting hoods, and the cover chamber of exhaust fume collecting hood is separated into short left cover chamber and long right cover chamber two parts.Rotation is in the direction of the clock looked on this centrifugal fan 1 left side, it is made up of a motor 5 and an impeller 6, impeller 6 is fixed on the turning cylinder right-hand member of motor 5, and is provided with a plurality of air vents 20 in the bottom, and the left end of motor is fixed on the inside, spiro shell blast box 2 left sides with screw 9.The left side of spiro shell blast box is provided with a plurality of less air inlets 7, and the right side is provided with a bigger air inlet 7, and the bottom lowest part is provided with an oil guiding hole 17, and thereunder is provided with a sweptback Oil Guide supporting plate 19.This Oil Guide supporting plate front end is fixed on the spiro shell blast box bottom with screw 9, and the rear end then is hooked in the spiro shell blast box bottom, and is positioned at the top of rear side oil guide groove 15.This smoke exhaust ventilator is provided with a rear side exhaust outlet 10 along centrifugal fan 1 rotation direction to the position of the back side lower part collision of spiro shell blast box at oil smoke.During this smoke exhaust ventilator work, the both sides air inlet aspirates oil smoke simultaneously, and left side suction is less, the oil smoke of suitable suction Baoshang, and right side suction is bigger, the oil smoke of suitable suction cooking.Though this smoke exhaust ventilator structure is simpler, because the air channel is smooth and easy, the fume exhaust effect is also more satisfactory.
Claims (5)
1, a kind ofly forms by centrifugal fan (1), spiro shell blast box (2) and exhaust fume collecting hood (4), centrifugal fan (1) and spiro shell blast box (2) are arranged on exhaust fume collecting hood (4) lining, and the cover chamber of exhaust fume collecting hood (4) is separated into left cover chamber and right cover chamber two parts, spiro shell blast box (2) left and right sides is equipped with the smoke exhaust ventilator of air inlet (7), it is characterized in that: it has a rear side exhaust outlet (10), and this rear side exhaust outlet (10) is arranged on oil smoke along the position of centrifugal fan (1) rotation direction to the collision of spiro shell blast box (2) rear side.
2, smoke exhaust ventilator according to claim 1, it is characterized in that: rotation is in the direction of the clock looked on its centrifugal fan (a 1) left side, and rear side exhaust outlet (10) is arranged on oil smoke along the position of centrifugal fan (1) rotation direction to the side lower part collision of spiro shell blast box (2) back.
3, smoke exhaust ventilator according to claim 1, it is characterized in that: its centrifugal fan (a 1) left side is looked by rotation counterclockwise, and rear side exhaust outlet (10) is arranged on oil smoke along the position of centrifugal fan (1) rotation direction to the upper lateral part collision of spiro shell blast box (2) back.
4, smoke exhaust ventilator according to claim 3, it is characterized in that: it also has a top exhaust outlet (12), this top exhaust outlet (12) is arranged on spiro shell blast box (2) top near rear side exhaust outlet (10), and is furnished with a top seal closure (13) with its coupling, simultaneously, rear side exhaust outlet (10) also is furnished with a rear side seal closure (11) with its coupling.
5, according to the described smoke exhaust ventilator of the arbitrary claim of claim 1 to 4, it is characterized in that: its exhaust fume collecting hood (4) bottom is provided with oil guide groove (15), and front side oil guide groove (15) is divided into two sections, and left cover chamber is tilted to the left for one section, and right cover chamber is tilted to the right for one section; Left and right sides oil guide groove (15) recedes, and front end is positioned at the below of front side oil guide groove (15); Low between rear side oil guide groove (15) two ends senior middle school, two ends are positioned at the below of left and right sides oil guide groove (15), and the centre is provided with an oil guiding hole (17), thereunder are provided with a catchment cup (18);
The lowest part of spiro shell blast box (2) also is provided with an oil guiding hole (17), and thereunder be provided with a sweptback Oil Guide supporting plate (19), this Oil Guide supporting plate (19) front end is fixed on the bottom of spiro shell blast box (2) with screw (9), the rear end then is hooked in the bottom of spiro shell blast box (2), and is positioned at the top of rear side oil guide groove (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99219154 CN2396303Y (en) | 1999-08-15 | 1999-08-15 | Hood type efficient fume exhauster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99219154 CN2396303Y (en) | 1999-08-15 | 1999-08-15 | Hood type efficient fume exhauster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2396303Y true CN2396303Y (en) | 2000-09-13 |
Family
ID=34010160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99219154 Expired - Fee Related CN2396303Y (en) | 1999-08-15 | 1999-08-15 | Hood type efficient fume exhauster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2396303Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102095214A (en) * | 2011-03-07 | 2011-06-15 | 胡海明 | Fume treatment device for gas stove |
-
1999
- 1999-08-15 CN CN 99219154 patent/CN2396303Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102095214A (en) * | 2011-03-07 | 2011-06-15 | 胡海明 | Fume treatment device for gas stove |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |