CN201866826U - Range hood - Google Patents
Range hood Download PDFInfo
- Publication number
- CN201866826U CN201866826U CN2010206310973U CN201020631097U CN201866826U CN 201866826 U CN201866826 U CN 201866826U CN 2010206310973 U CN2010206310973 U CN 2010206310973U CN 201020631097 U CN201020631097 U CN 201020631097U CN 201866826 U CN201866826 U CN 201866826U
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- China
- Prior art keywords
- air
- smoke exhaust
- exhaust ventilator
- case
- gas skirt
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Abstract
The utility model relates to a range hood comprising a fan case, an air pipe, a gas collecting hood and a cyclone box that are sequentially assembled from the top down, wherein the fan case comprises a volute-shaped case body of which the bottom is provided with an air inlet, an centrifugal fan installed at a position opposite to an air inlet above the volute-shaped case body, and an impeller installed in the volute-shaped case body and fixed on the centrifugal fan. The upper end of the air pipe is connected with the air inlet of the volute-shaped case body, and the lower end of the air pipe is connected with the air outlet of the cyclone box. The gas collecting hood is a prolate rectangular empty case with the bottom open. A top plate is provided with a round hole through which the air outlet of the cyclone box extends out. Adjustable baffles moving up and down are attached on two side plates. The cyclone box is a rectangular box that is horizontally or obliquely fixed below the round hole of the top plate of the gas collecting hood. The side plates of the cyclone box are provided with rectangular windows as air suction openings. The range hood can not only ensure air output, but also wash the oil stain on the blades of a wind wheel in a spray rinsing manner, and can additionally capture oil smoke.
Description
Technical field
The utility model belongs to oil fume pump exhaust and field of purification, relates to a kind of smoke exhaust ventilator.
Background technology
Existing smoke exhaust ventilator is when the pump drainage oil smoke, normally carry out pump drainage behind the mist of oil in grid filter oil removal cigarette, after using a period of time, just need in time to clean grid, otherwise, can cause grid to play silk, film forming after greasy dirt adheres to, thereby influence the pump drainage effect, simultaneously, the greasy dirt that accumulates on the grid also can following food in the kitchen range top and culinary art.Therefore, such smoke exhaust ventilator haves much room for improvement.
Summary of the invention
The purpose of this utility model is to provide a kind of novel cooking fume exhauster, and it both can guarantee exhaust air rate, can wash greasy dirt on the wind wheel blade by the hydro-peening mode again, and has increased the capture of oil smoke.
Smoke exhaust ventilator described in the utility model comprises air box, airduct, gas skirt and whirlwind case, from top to bottom assembles successively.Described air box comprises: the scroll casing shape casing, and the bottom surface offers air inlet; Centrifugal blower is installed in the position of described scroll casing shape casing top over against air inlet; And impeller, be installed in the described scroll casing shape casing, be fixed on the described centrifugal blower.The upper end of described airduct connects the air inlet of described scroll casing shape casing, and the air outlet of lower end and whirlwind case joins.Described gas skirt is the prolate rectangle empty van body of bottom-open, offers the circular hole that the air outlet for described whirlwind case stretches out on the top board, on two side plates with regulating up and down plate washer.Described whirlwind case is a rectangular box, level or be fixed on the circular hole bottom of described gas skirt top board obliquely.The circular hole that the air outlet of offering on the described whirlwind roof box passes described gas skirt top board connects the lower end of described airduct.The header board of described whirlwind case links to each other with backboard is inboard with the panel of described gas skirt respectively with the back plate.Two side plates of described whirlwind case are parallel with two side plates of described gas skirt and suitable distance arranged.Offer rectangular window as the inlet scoop on the side plate of described whirlwind case.The base areas of described whirlwind case is bigger than the area of air outlet.Hang a dividing plate parallel under the base plate of described whirlwind case from above with the side plate of described gas skirt.
According to an embodiment of smoke exhaust ventilator described in the utility model, offer a rectangular window respectively as the inlet scoop on two side plates of described whirlwind case, two inlet scoops are the diagonal layout and connect, and form the air-breathing smoke exhaust ventilator of bilateral; The air intake direction of described inlet scoop is consistent with described impeller direction of rotation.Air intake direction when described inlet scoop is a clockwise direction, and described impeller direction of rotation is a clockwise direction.Air intake direction when described inlet scoop is counterclockwise, and described impeller direction of rotation is counterclockwise.
According to another embodiment of smoke exhaust ventilator described in the utility model, it is the inlet scoop that a side plate of described whirlwind case offers rectangular window, and another side plate is connected with the side plate of described gas skirt, forms one-sided air-breathing smoke exhaust ventilator.
According to the further feature of smoke exhaust ventilator described in the utility model, nozzle is equipped with in the side of the close impeller of described scroll casing shape case, and it is outer also with the Pipe moveable joint mouth that the water inlet pipe of nozzle passes shell, is used for the impeller in the external water pipe hydro-peening scroll casing shape case.
According to the further feature of smoke exhaust ventilator described in the utility model, the diameter of described impeller is preferably 250--450mm.
According to the further feature of smoke exhaust ventilator described in the utility model, described airduct is cylindrical shape or loudspeaker cylindrical pipeline.
According to the further feature of smoke exhaust ventilator described in the utility model, the active pulling-door of regulating the size of rectangular window on the described whirlwind case side plate is housed in the described inlet scoop.
According to the further feature of smoke exhaust ventilator described in the utility model, the low level place has an oil extraction aperture on the base plate of described whirlwind case, hangs with catchment cup under the aperture.
Smoke exhaust ventilator described in the utility model, it both can guarantee exhaust air rate, can wash greasy dirt on the wind wheel blade by the hydro-peening mode again, and had increased the capture of oil smoke.
Description of drawings
Fig. 1 is the Facad structure schematic diagram of smoke exhaust ventilator described in the utility model;
Fig. 2 is the side cutaway view of whirlwind case of an embodiment of smoke exhaust ventilator described in the utility model;
Fig. 3 is the vertical view of whirlwind case shown in Figure 2, and when the impeller that shows air box turned clockwise, the air intake direction of inlet scoop was a clockwise direction;
Fig. 4 is the vertical view of whirlwind case shown in Figure 2, and when the impeller that shows air box was rotated counterclockwise, the air intake direction of inlet scoop be a counter clockwise direction;
Fig. 5 is the Facad structure schematic diagram of another embodiment of smoke exhaust ventilator described in the utility model, show that it is air inlet that the whirlwind case has only a side plate to have a rectangular window, the whirlwind case side plate of windowing is not connected with a side plate of wind-collecting cover, forms one-sided air-breathing smoke exhaust ventilator.
The specific embodiment
Smoke exhaust ventilator described in the utility model as shown in Figure 1, comprises air box 1, airduct 6, gas skirt 8 and whirlwind case 11, from top to bottom assembles successively.Described air box 1 comprises: scroll casing shape casing 4, bottom surface offer air inlet 5; Centrifugal blower 2 is installed in the position of described scroll casing shape casing 4 tops over against air inlet 5; And impeller 3, be installed in the described scroll casing shape casing 4, be fixed on the described centrifugal blower 2.The upper end of described airduct 6 connects the air inlet 5 of described scroll casing shape casing 4, and the air outlet 7 of lower end and whirlwind case 11 joins.The prolate rectangle empty van body that described gas skirt 8 is bottom-open is offered the circular hole that the air outlet 7 for described whirlwind case 11 stretches out on the top board, on two side plates with regulating up and down plate washer 10.Described whirlwind case 11 is rectangular box, level or be fixed on the circular hole bottom of described gas skirt 8 top boards obliquely.The circular hole that the air outlet of offering on described whirlwind case 11 top boards 7 passes described gas skirt 8 top boards connects the lower end of described airduct 6.The header board of described whirlwind case 11 links to each other with backboard is inboard with the panel of described gas skirt 8 respectively with the back plate.Two side plates of described whirlwind case 11 are parallel with two side plates of described gas skirt 8 and suitable distance arranged.Offer rectangular window on the side plate of described whirlwind case 11 as inlet scoop 9.The base areas of described whirlwind case 11 is bigger than the area of air outlet 7.Hang a dividing plate parallel 12 under the base plate of described whirlwind case 11 from above with the side plate of described gas skirt 8.
, offer a rectangular window on two side plates of described whirlwind case 11 respectively and be the diagonal layout as 9, two inlet scoops 9, inlet scoop and connect to shown in Figure 4 as Fig. 2, form the air-breathing smoke exhaust ventilator of bilateral; The air intake direction of described inlet scoop 9 is consistent with described impeller 3 direction of rotation.Air intake direction when described inlet scoop 9 is a clockwise direction, and described impeller 3 direction of rotation are clockwise direction.Air intake direction when described inlet scoop 9 is counterclockwise, and described impeller 3 direction of rotation are counterclockwise.
As shown in Figure 5, it is inlet scoop 9 that a side plate of described whirlwind case 11 offers rectangular window, and another side plate is connected with the side plate of described gas skirt 8, forms one-sided air-breathing smoke exhaust ventilator.
Further, nozzle is equipped with in the side of the close described impeller 3 of described scroll casing shape case 4, and it is outer also with the Pipe moveable joint mouth that the water inlet pipe of nozzle passes shell, is used for the impeller 3 in the external water pipe hydro-peening scroll casing shape case 4.
The diameter of described impeller 3 is preferably 250--450mm.
Described airduct 6 is preferably cylindrical shape or loudspeaker cylindrical pipeline.
Preferably, the active pulling-door 13 of regulating the size of rectangular window on described whirlwind case 11 side plates is housed in the inlet scoop 9.
Preferably, the low level place has an oil extraction aperture on the base plate of described whirlwind case 11, hangs with catchment cup under the aperture.
Need to prove that it can be square, circular, symmetrical polygon that the casing of whirlwind case is overlooked the face shape; When selecting circle for use, cross the center of circle and make a bisector that is parallel to the gas skirt side plate as boundary, two semicircles that divided are respectively got into the circular arc at diagonal angle and are offered window as air inlet, and an air inlet is by gas skirt backboard inboard, and another air inlet is by gas skirt panel inboard; When selecting symmetrical polygon for use, cross polygonal central point and make a bisector that is parallel to the gas skirt side plate as boundary, window is offered as air inlet in the sideline that two polygons that divided are respectively got into the diagonal angle, an air inlet is by gas skirt backboard inboard, and another air inlet is by gas skirt panel inboard.
Claims (10)
1. a smoke exhaust ventilator is characterized in that: comprise air box (1), airduct (6), gas skirt (8) and whirlwind case (11), from top to bottom assemble successively;
Described air box (1) comprising:
Scroll casing shape casing (4), bottom surface offer air inlet (5);
Centrifugal blower (2) is installed in the position of described scroll casing shape casing (4) top over against air inlet (5); And
Impeller (3) is installed in the described scroll casing shape casing (4), is fixed on the described centrifugal blower (2);
The upper end of described airduct (6) connects the air inlet (5) of described scroll casing shape casing (4), and the air outlet (7) of lower end and whirlwind case (11) joins;
Described gas skirt (8) is the prolate rectangle empty van body of bottom-open, offers the circular hole that stretches out of air outlet (7) for described whirlwind case (11) on the top board, on two side plates with regulating up and down plate washer (10);
Described whirlwind case (11) is a rectangular box, level or be fixed on the circular hole bottom of described gas skirt (8) top board obliquely; The circular hole that the air outlet of offering on described whirlwind case (11) top board (7) passes described gas skirt (8) top board connects the lower end of described airduct (6); The header board of described whirlwind case (11) links to each other with backboard is inboard with the panel of described gas skirt (8) respectively with the back plate; Two side plates of described whirlwind case (11) are parallel with two side plates of described gas skirt (8) and suitable distance arranged; Offer rectangular window on the side plate of described whirlwind case (11) as inlet scoop (9); The base areas of described whirlwind case (11) is bigger than the area of air outlet (7); Hang a dividing plate (12) parallel under the base plate of described whirlwind case (11) from above with the side plate of described gas skirt (8).
2. smoke exhaust ventilator according to claim 1 is characterized in that: offer a rectangular window respectively as inlet scoop (9) on two side plates of described whirlwind case (11), two inlet scoops (9) are the diagonal layout, form the air-breathing smoke exhaust ventilator of bilateral; The air intake direction of described inlet scoop (9) is consistent with described impeller (3) direction of rotation.
3. smoke exhaust ventilator according to claim 2 is characterized in that: the air intake direction when described inlet scoop (9) is a clockwise direction, and described impeller (3) direction of rotation is a clockwise direction.
4. smoke exhaust ventilator according to claim 2 is characterized in that: the air intake direction when described inlet scoop (9) is counter clockwise direction, and described impeller (3) direction of rotation is counterclockwise.
5. smoke exhaust ventilator according to claim 1 is characterized in that: it is inlet scoop (9) that a side plate of described whirlwind case (11) offers rectangular window, and another side plate is connected with the side plate of described gas skirt (8), forms one-sided air-breathing smoke exhaust ventilator.
6. smoke exhaust ventilator according to claim 1 is characterized in that: nozzle is equipped with in the side of the close described impeller (3) of described scroll casing shape case (4), and it is outer also with the Pipe moveable joint mouth that the water inlet pipe of nozzle passes shell.
7. smoke exhaust ventilator according to claim 1 is characterized in that: the diameter of described impeller (3) is 250--450mm.
8. smoke exhaust ventilator according to claim 1 is characterized in that: described airduct (6) is cylindrical shape or loudspeaker cylindrical pipeline.
9. smoke exhaust ventilator according to claim 1 is characterized in that: the active pulling-door (13) of regulating the size of rectangular window on described whirlwind case (11) side plate is housed in described inlet scoop (9).
10. smoke exhaust ventilator according to claim 1 is characterized in that: the low level place has an oil extraction aperture on the base plate of described whirlwind case (11), hangs with catchment cup under the aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206310973U CN201866826U (en) | 2010-11-25 | 2010-11-25 | Range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206310973U CN201866826U (en) | 2010-11-25 | 2010-11-25 | Range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201866826U true CN201866826U (en) | 2011-06-15 |
Family
ID=44137980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206310973U Expired - Fee Related CN201866826U (en) | 2010-11-25 | 2010-11-25 | Range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201866826U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402968A (en) * | 2016-10-10 | 2017-02-15 | 蔡先培 | Split range hood |
-
2010
- 2010-11-25 CN CN2010206310973U patent/CN201866826U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402968A (en) * | 2016-10-10 | 2017-02-15 | 蔡先培 | Split range hood |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110615 Termination date: 20131125 |