CN100363685C - Smoke exhaust ventilator - Google Patents

Smoke exhaust ventilator Download PDF

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Publication number
CN100363685C
CN100363685C CNB2005100503618A CN200510050361A CN100363685C CN 100363685 C CN100363685 C CN 100363685C CN B2005100503618 A CNB2005100503618 A CN B2005100503618A CN 200510050361 A CN200510050361 A CN 200510050361A CN 100363685 C CN100363685 C CN 100363685C
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China
Prior art keywords
air intake
shell
side air
range hood
filter medium
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Expired - Fee Related
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CNB2005100503618A
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Chinese (zh)
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CN1721770A (en
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朱钦浩
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Individual
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Individual
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Priority to CNB2005100503618A priority Critical patent/CN100363685C/en
Publication of CN1721770A publication Critical patent/CN1721770A/en
Application granted granted Critical
Publication of CN100363685C publication Critical patent/CN100363685C/en
Expired - Fee Related legal-status Critical Current
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Abstract

The present invention discloses a range hood which comprises an air duct, an electric machine, an impeller wheel, a housing, an oil cup, an illumination lamp and a lamp shade, wherein the air duct is arranged on the upper part of the housing and is connected with the housing, and the electric machine is arranged on an upper part in the air duct; the impeller wheel fixed on a rotating shaft of the electric machine is arranged on a lower part in the air duct. The present invention is characterized in that a side air intake inner wall and a fixed plate are arranged in the housing, and the side air intake inner wall is fixed on an oil tank by the fixed plate; a filter screen is arranged between the housing and the side air intake inner wall, and filter medium which covers the whole filter screen is arranged between the housing and the filter screen. The present invention has the advantages of having simple structure and small size, reducing an oil fume inlet, shortening a distance between the range and the range hood and improving oil fume sucking efficiency, and air after filtered by the filter medium is clean and sanitary. A conic inner wall enlarges the volume of containing oil fumes, and the present invention has the characteristic that suction force on both sides of the range hood is powerfully matched with both sides of the range, which enables oil fumes not to overflow.

Description

A kind of range hood
Technical field
The present invention relates to a kind of oil suction cigarette device for kitchen use, the particularly a kind of range hood that can remove oil smoke discharge sanitation and hygiene air.
Background technology
The suction inlet of present most of range hood is in the middle of the top of range hood, and illuminating lamp is arranged on the both sides of range hood.In range hood when work,, middle oil suction cigarette is strong and powerful, and left and right sides suction is faint, with the kitchen range left and right sides be that the structure of cooking stove does not match.When oil smoke rose, the oil smoke of considerable part overflowed the range hood outside, broke away from the suction scope of range hood, caused the pollution of kitchen environment.When enabling illumination, the cooking stove on the left side will be used the lamp on the left side, and the cooking stove on the right will be used the lamp on the right, and left and right sides kitchen range uses simultaneously, with two lamps, uses inconvenient.The oil smoke part that the kitchen produces net filtration after filtration focuses on lubricating cup, and a part is discharged to outdoor, causes outdoor overall situation to pollute.Area of filter net is little directly to be contacted with oil smoke, is easily stopped up by the oil smoke aggegation, often wash, otherwise the suction of improper ventilation oil smoke not to the utmost, causes kitchen environment to pollute.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art and a kind of novel range hood is provided, it has simple in structure, and volume is little, and is easy to use, oil suction cigarette efficient height, advantages such as the air cleaner health of discharge.
The present invention solves the problems of the technologies described above the technical scheme that is adopted:
A kind of range hood, comprise air duct, motor, impeller, shell, lubricating cup, illuminating lamp and lampshade, described air duct is arranged on described shell upper and is connected with described shell, described air duct internal upper part is provided with a motor, the impeller that is fixed on the described machine shaft is arranged at the bottom, it is characterized in that: rectangular cone side air intake inwall and fixed head are set in described range hood shell, described fixed head is fixed on described side air intake inwall on the inboard oil groove in shell lower end all around, place in the oil groove around the lower end of side air intake inwall, screen pack at regular intervals between homonymy air intake inwall that the rectangular cone ring-type is arranged between described shell and the described side air intake inwall and filter medium, filter medium at regular intervals between same shell that the rectangular cone ring-type is arranged between described shell and the described screen pack and screen pack, described filter medium covers whole screen pack.
For optimizing technique scheme, the measure of being taked also comprises:
Vertical slotted hole around distributing is arranged at described side air intake inwall bottom, and narrow wide down on the vertical slotted hole two ends, the front is recessed recessed grid in the slotted hole, and the left and right sides is a ventilating opening.
But the slotted hole of burst dismounting is arranged at described side air intake inwall bottom, but but the screen pack of burst dismounting and the filter medium of burst dismounting is arranged.
One bass pressure alarm is set between described screen pack and filter medium, a high pitch pressure alarm is set between described shell and described filter medium.
Between described shell and described side air intake inwall, dismountable fixed head is set, described side air intake inwall is fixed on the described shell mutually across a certain distance with described filter medium, and constitute a wind passage excessively.
On described shell front panel, be provided with yellow indication alarm lamp and orange indication alarm lamp.
Because the present invention has taked above-mentioned technical measures, compared with prior art have following advantage: simple in structure, volume is little; Reduce the oil smoke inlet port, shortened the distance with kitchen range, improve oil suction cigarette efficient; Slotted hole oil smoke suction inlet around the side air intake inwall bottom has enlarged the scope of oil suction cigarette, and screen pack is arranged on side air intake inwall back, reduces oil smoke in the screen pack aggegation, guarantees that range hood turnover wind is unobstructed, prolongs screen pack washing cycle; Filter medium is arranged on the screen pack back, and the replacement cycle prolongs greatly, through the air clean hygiene after the filter media; The motor of range hood, impeller do not have oil smoke, dust pollution, can run well for a long time, increase the service life; The pressure alarm prompting makes timely washing and filtering net or changes filter medium; The cone-shaped inwall makes and holds the increase of oil smoke volume, and the strong and powerful cooperation kitchen range of both sides suction both sides are characteristics of cooking stove, and oil smoke is overflowed, and make the kitchen clean hygiene; An illuminating lamp, two cooking stoves that throw light on, not only convenient but also energy-conservation.
Description of drawings
Fig. 1 is a side of the present invention cross-sectional schematic;
Fig. 2 is a contour structures schematic diagram of the present invention.
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
With reference to accompanying drawing, the present invention is provided with a shell 11, and an oil groove 20 is arranged around the inboard, shell 11 lower end, and there is a lubricating cup 13 in bottom in the middle of the rear side oil groove 20.One side air intake inwall 16 is set in shell 11, is fixed on fixed head 10 on the oil groove 20 of shell 11 lower ends.Vertical slotted hole 19 is arranged around side air intake inwall 16 bottoms, an illuminating lamp 18 and lampshade 17 are set in the middle of the top.Illuminating lamp 18 is installed on the outstanding lamp socket hole 5, side air intake inwall 16 tops, place side air intake inwall 16 crown centers, 11 on side air intake inwall 16 and shell are provided with the screen pack 15 of a rectangular cone ring-type, and the area of screen pack 15 is greater than side air intake slotted hole 19 gross areas.The filter medium 2 of one deck rectangular cone ring-type is set between screen pack 15 and the shell 11, and the area of filter medium 2 is greater than screen pack 15 areas.Shell 11, side air intake inwall 16 and fixed head 10 are fixed on filter medium 2 between screen pack 15 and the shell 11.Form the roomy cone of a volume between shell 11 and side air intake inwall 16 tops and cross wind passage 9.Shell 11 tops are provided with an air duct 8, and air duct 8 internal upper parts are provided with a motor 7, fix an impeller 6 in the motor 7 lower end rotating shafts.Fixed head 10 is fixed on the shell 11, can dismantle.During range hood work, 6 rotations of motor 7 impeller suck the slotted hole 19 of oil smoke from side air intake inwall 16, filter through filter screen 15, and medium 2 filters after filtration again.There are not oil smoke, no dust, sanitation and hygiene through filtered air.Oil smoke enters than jogging speed from slotted hole 19, be subjected to the obstruction of positive recessed grid 14, can only enter from the side vent 12 of both sides, because each side vent 12 all has oil smoke to enter, therefore the oil smoke disturbance that runs foul of each other, a large amount of oil smoke adheres to aggegations on side air intake inwall 16, through the filtration of filter screen 15, most oil smoke are cut down, and these oil smoke focus in the lubricating cup 13 by oil groove 20.Cut down during only a few oil smoke process filter medium 2, the air of clean hygiene is discharged outdoor from blast pipe by passage 9 and air duct 8, also can directly come indoor.Bass pressure alarm 1 is arranged on the shell 11 between screen pack 15 and the filter medium 2, when oil smoke aggegation on screen pack 15 too much influences oil suction cigarette effect, negative pressure around here increases to a certain degree, touching bass pressure alarm 1 rings, timely washing and filtering net 15 is pointed out in yellow indicator lamp on shell 11 panels 21 flickers simultaneously.High pitch pressure alarm 3 is arranged on the shell 11 between shell 11 and the filter medium 2, when oil smoke aggegation on filter medium 2 too much, when influencing oil suction cigarette effect, negative pressure around here increases to a certain degree, touching high pitch pressure alarm 3 rings, orange indicating light on shell 11 panels 22 flickers simultaneously, filter medium 2 is in time changed in prompting.Side air intake inwall 16 bottom slotted holes 19 parts can be dismantled, and screen pack 15 also can unload washing thereupon, and filter medium 2 is dismounting and change subsequently also.When enabling illuminating lamp 18, cone side air intake inwall 16 plays the effect of reflector reflection ray, a lamp two cooking stoves that can throw light on.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.

Claims (6)

1. range hood, comprise air duct (8), motor (7), impeller (6), shell (11), lubricating cup (13), illuminating lamp (18) and lampshade (17), described air duct (8) is arranged on described shell (11) top and is connected with described shell (11), described air duct (8) internal upper part is provided with a motor (7), the impeller (6) that is fixed in described motor (7) rotating shaft is arranged at the bottom, it is characterized in that: the side air intake inwall (16) that rectangular cone is set in described range hood shell (11), fixed head (10), described fixed head (10) is fixed on described side air intake inwall (16) on the inboard oil groove (20) in shell lower end all around, place in the oil groove around the lower end of side air intake inwall (16), screen pack at regular intervals (15) between homonymy air intake inwall that the rectangular cone ring-type is arranged between described shell (11) and the described side air intake inwall (16) and filter medium, filter medium at regular intervals (2) between same shell that the rectangular cone ring-type is arranged between described shell (11) and the described screen pack (15) and screen pack, described filter medium (2) covers whole screen pack (15).
2. range hood according to claim 1, it is characterized in that: the vertical slotted hole (19) around distributing is arranged at described side air intake inwall (16) bottom, narrow wide down on vertical slotted hole (19) two ends, the front is recessed recessed grid (14) in the slotted hole (19), and the left and right sides is ventilating opening (12).
3. range hood according to claim 1 is characterized in that: described side air intake inwall (16) but the slotted hole (19) of burst dismounting is arranged at the bottom, but have the burst dismounting screen pack (15) but and the filter medium (2) dismantled of burst.
4. range hood according to claim 1, it is characterized in that: a bass pressure alarm (1) is set between described screen pack (15) and filter medium (2), a high pitch pressure alarm (3) is set between described shell (11) and described filter medium (2).
5. range hood according to claim 1, it is characterized in that: between described shell (11) and described side air intake inwall (16), dismountable fixed head (10) is set, described side air intake inwall (16) is fixed on the described shell (11) mutually across a certain distance with described filter medium (2), and constitutes a wind passage (9) excessively.
6. range hood according to claim 1 is characterized in that: be provided with yellow indication alarm lamp (21) and orange indication alarm lamp (22) on described shell (11) front panel.
CNB2005100503618A 2005-05-19 2005-05-19 Smoke exhaust ventilator Expired - Fee Related CN100363685C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB2005100503618A CN100363685C (en) 2005-05-19 2005-05-19 Smoke exhaust ventilator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB2005100503618A CN100363685C (en) 2005-05-19 2005-05-19 Smoke exhaust ventilator

Publications (2)

Publication Number Publication Date
CN1721770A CN1721770A (en) 2006-01-18
CN100363685C true CN100363685C (en) 2008-01-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2005100503618A Expired - Fee Related CN100363685C (en) 2005-05-19 2005-05-19 Smoke exhaust ventilator

Country Status (1)

Country Link
CN (1) CN100363685C (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2054153U (en) * 1989-06-30 1990-03-07 蔡吉有 Spiral suction type fume purifying machine
CN2195710Y (en) * 1994-03-26 1995-04-26 梁冠中 Verticle cooking fume filter
JPH0842891A (en) * 1994-07-29 1996-02-16 Glory Kiki Kk Grease filter
CN2397401Y (en) * 1999-08-31 2000-09-20 卢贤楷 Kitchen ventilator with adjustable side air intake
JP2002039589A (en) * 2000-07-24 2002-02-06 Asai Kogyo:Kk Exhaust filter for cooking, and exhaust food for cooking equipped therewith
JP2002071181A (en) * 2000-08-30 2002-03-08 Asai Kogyo:Kk Cooking exhausting filter, and cooking exhaust hood equipped therewith
US20050051158A1 (en) * 2002-02-27 2005-03-10 Bsh Bosch Und Siemens Hausgerate Gmbh Extraction hood and method for the suction extraction and/or purification of contaminated carrier substances

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2054153U (en) * 1989-06-30 1990-03-07 蔡吉有 Spiral suction type fume purifying machine
CN2195710Y (en) * 1994-03-26 1995-04-26 梁冠中 Verticle cooking fume filter
JPH0842891A (en) * 1994-07-29 1996-02-16 Glory Kiki Kk Grease filter
CN2397401Y (en) * 1999-08-31 2000-09-20 卢贤楷 Kitchen ventilator with adjustable side air intake
JP2002039589A (en) * 2000-07-24 2002-02-06 Asai Kogyo:Kk Exhaust filter for cooking, and exhaust food for cooking equipped therewith
JP2002071181A (en) * 2000-08-30 2002-03-08 Asai Kogyo:Kk Cooking exhausting filter, and cooking exhaust hood equipped therewith
US20050051158A1 (en) * 2002-02-27 2005-03-10 Bsh Bosch Und Siemens Hausgerate Gmbh Extraction hood and method for the suction extraction and/or purification of contaminated carrier substances

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Publication number Publication date
CN1721770A (en) 2006-01-18

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