CN102072180A - Exhaust system of range hood - Google Patents
Exhaust system of range hood Download PDFInfo
- Publication number
- CN102072180A CN102072180A CN2011100290496A CN201110029049A CN102072180A CN 102072180 A CN102072180 A CN 102072180A CN 2011100290496 A CN2011100290496 A CN 2011100290496A CN 201110029049 A CN201110029049 A CN 201110029049A CN 102072180 A CN102072180 A CN 102072180A
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- blade
- extension part
- motor
- basin
- exhaust system
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Abstract
The invention discloses an exhaust system of a range hood, comprising a volute, a motor, a motor shell and two impellers connected with a spindle of the motor, wherein each impeller comprises a circular ring, a plurality of centrifuge blades and a basin-type base; one end of each blade is connected with the circular ring, and the other end of the blade is connected with the basin edge of the basin-type base; the side surface of the basin-type base is provided with a wind cut mouth arranged along the gradient of the side surface of the basin-type base; the basin edge is also provided with a blade extension part; the blade and the blade extension part are respectively positioned on two sides of the basin edge; and the motor shell is provided with open pores below the blade extension part. The exhaust system of a range hood can timely discharge heat generated in the working process of the motor, and prolongs the service life of the motor.
Description
Technical field
The present invention relates to a kind of range hood, particularly the exhaust system of range hood.
Background technique
At present, in order to improve effective suction area of range hood, the oil smoke that produces when draining culinary art as far as possible, range hood mostly adopts two intake grills.Common structure is, the left and right sides at the inner volute that is provided with of range hood is respectively arranged with two air sucking mouths, be provided with the shell of motor and parcel motor in the inside of volute, motor is connected by two impellers of setting about in the rotating shaft that is provided with it on and the volute.During use, by two wheel rotation about driven by motor, and then the soot gas that sucks is carried out oil smoke once more separate, flue gas after being purified is discharged along the exhaust port that volute camber line reducing direction is provided with.Yet, rotate owing to above-mentioned motor need drive two impellers, thereby can produce bigger heat in the course of the work, just as not discharging timely the working life that can influence motor.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of exhaust system of range hood.
Its technical solution is:
A kind of exhaust system of range hood, comprise volute, motor, motor housing and two impellers that link to each other with machine shaft, described impeller comprises an annulus, a plurality of centrifugal blade and benzvalene form base, one end of described blade is connected with annulus, the basin of the other end of described blade and benzvalene form base is along being connected, and the side of benzvalene form base is provided with wind cutting mouth.
The postpone gradient of benzvalene form base side of above-mentioned wind cutting mouth is offered.
Above-mentioned basin is along locating also to be provided with the blade extension part, and described blade extension part and blade lay respectively at the both sides on basin edge.
Above-mentioned blade extension part is a sector structure, and blade extension part and blade be arranged in parallel.
Above-mentioned blade and blade extension part all bend towards the axis of the length of blade direction that postpones.
On the above-mentioned motor housing and with the blade extension part be provided with perforate over against the position.
Useful technique effect of the present invention is:
The present invention is connected an end of blade on the benzvalene form base, the gradient by the benzvalene form base side of postponing is offered wind cutting mouth, even guarantee that impeller is under situation about running up, wind cutting mouth still can be cut into flue gas the surface of motor housing, realize the sufficient heat exchange of flue gas and motor housing, and then play effect the motor cooling; In addition, the present invention is provided with the blade extension part cleverly, and perforate is set in the corresponding position of motor housing, rotation by the blade extension part, make the top of perforate form negative pressuren zone, thereby the overheated gas in the motor housing is discharged rapidly, play good heat-radiation effect, and the setting of perforate on the motor housing also can increase the speed of its natural cooling when motor quits work.
Description of drawings
The invention will be further described below in conjunction with accompanying drawing and embodiment:
Fig. 1 is the overall structure schematic representation of one embodiment of the present invention;
Fig. 2 is the sectional view of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is the right elevation of Fig. 1.
Embodiment
In conjunction with the accompanying drawings, a kind of exhaust system of range hood, comprise volute 1, be provided with left air sucking mouth in the left side of volute 1, be provided with right air sucking mouth on the right side of volute 1, be provided with respectively and left air sucking mouth, corresponding left bank air port, the right exhaust port in right air sucking mouth in the camber line reducing direction of volute 1, be provided with dividing plate 101 between left bank air port and the right exhaust port.Inside at volute 1 is provided with dual-axle motor, in the arranged outside of dual-axle motor motor housing 2 is arranged, and motor housing 2 wraps up dual-axle motor.In the left and right sides of motor housing 2 and the position that is positioned at volute 1 inside be respectively arranged with lobus sinister wheel 3 and lobus dexter wheel 4, lobus sinister wheel 3 comprises an annulus 301, a plurality of centrifugal blade 302 and benzvalene form base 303.Blade 302 is towards the certain radian of axis bending of its length direction of postponing, and all blades 302 are at the equidistant inner side surface that is fixedly connected on annulus 301 in long side position near an end, after connection is finished, annulus 301 encloses all blades 302, similar fence, the equidistant basin of benzvalene form base 303 that is fixedly connected on of the other end of all blades 302 is along a side.The opening of benzvalene form base 303 is towards motor, deviate from left air sucking mouth, and the rotating shaft 5 of motor is fixed on the bottom center position of benzvalene form base 303, on the side of benzvalene form base 303, be evenly distributed with six wind cutting mouths 304, the postpone gradient of benzvalene form base 303 sides of wind cutting mouth 304 is offered, offering back wind cutting mouth 304 is that four limits all are a little radian and whole similar trapezoidal shape, and the plane at wind cutting mouth 304 one side corresponding cutting faces and location of cut benzvalene form base 303 places is an acute angle.When dual-axle motor drove 3 rotations of lobus sinister wheel, the soot gas after the filtration that 302 pairs of left air sucking mouths of a plurality of centrifugal blades enter carries out oil smoke once more to be separated, and flue gas after being purified is discharged along the left bank air port.Meanwhile, wind cutting mouth 304 can be cut into partial fume in the cavity between benzvalene form base 303 and the motor housing 2, and fully and motor housing 2 carry out heat exchange, the heat on motor housing 2 surfaces is taken out of, and then is played inner dual-axle motor is carried out cool effect.
It is close that above-mentioned lobus dexter wheel 4 and lobus sinister are taken turns 3 structures, and the plane symmetry along dividing plate 101 places is installed, when dual-axle motor 2 rotates, lobus sinister wheel 3 rotates with lobus dexter wheel 4, play the effect that the left and right sides to motor housing 2 lowers the temperature simultaneously, strengthened cooling-down effect motor housing 2 inner dual-axle motors.
In order further to strengthen radiation effect of motor in the working procedure, opposite side on benzvalene form base 303 basin edges also is provided with blade extension part 305, and basin is along separating blade 302 and blade extension part 305, and promptly blade 302 and blade extension part 305 lay respectively at the both sides on basin edge.Blade extension part 305 equates with the number of blade 302, the two corresponding setting.Blade extension part 305 is a sector structure, also can regard as away from the blade structure of basin along bottom band one unfilled corner on one side, the concrete bending situation of blade extension part 305 is identical with blade 302, be that blade extension part 305 bends towards the axis of blade 302 length directions of postponing equally, and blade 302 is identical with the bending degree of blade extension part 305.In addition, blade extension part 305 be arranged in parallel with blade 302, and promptly the two can be point-blank, and the segment distance that also can stagger be arranged in parallel.Shown in Figure 2, the blade extension part 305 that is provided with on the lobus sinister wheel 3 is equivalent to the extension of corresponding blade 302 at its length direction; Certainly, the blade extension part that is provided with on the lobus sinister wheel 3 also can be equivalent to the extension of corresponding blade behind the segment distance that staggers, in order to reach identical or close technique effect.Accordingly, on motor housing 2 and the corresponding position that is positioned at above or below the blade extension part 305 be provided with round hole 201, round hole 201 be evenly distributed on motor housing 2 around and with the corresponding position of blade extension part, the position of corresponding motor housing 3 is provided with four round holes 201 above or below the blade extension part 305 that is provided with on lobus sinister wheel 3, and the position of corresponding motor housing 2 is provided with four round holes above or below the blade extension part that is provided with on lobus dexter wheel 4 equally.Certainly, the shape of the number of above-mentioned perforate and perforate all can change with requiring as the case may be.When machine operation, lobus sinister wheel 3 is taken turns all rotations thereupon of blade extension part that are provided with on 4 with lobus dexter, on the one hand can with benzvalene form base 303 and motor housing 2 form in the cavity and carry out heat exchange after flue gas take out of rapidly, strengthen the flow of flue gas speed in the cavity, further strengthened radiation effect of motor; The rotation of blade extension part can form negative pressuren zone above round hole on the other hand, and then the overheated gas in the motor housing 2 is discharged rapidly, plays good heat-radiation effect.In addition, being provided with of round hole can also be played the effect that increases motor natural cooling speed on the motor housing 2 when motor stops operating.
The part of not addressing in the aforesaid way is taked or is used for reference prior art and can realize.
Need to prove that under the instruction of this specification, any equivalents that those skilled in the art have done, or obvious variant all should be within protection scope of the present invention.
Claims (6)
1. the exhaust system of a range hood, comprise volute, motor, motor housing and two impellers that link to each other with machine shaft, it is characterized in that: described impeller comprises an annulus, a plurality of centrifugal blade and benzvalene form base, one end of described blade is connected with annulus, the basin of the other end of described blade and benzvalene form base is along being connected, and the side of benzvalene form base is provided with wind cutting mouth.
2. the exhaust system of a kind of range hood according to claim 1 is characterized in that: the postpone gradient of benzvalene form base side of described wind cutting mouth is offered.
3. the exhaust system of a kind of range hood according to claim 1, it is characterized in that: described basin is along locating also to be provided with the blade extension part, and described blade extension part and blade lay respectively at the both sides on basin edge.
4. the exhaust system of a kind of range hood according to claim 3, it is characterized in that: described blade extension part is a sector structure, and blade extension part and blade be arranged in parallel.
5. the exhaust system of a kind of range hood according to claim 3 is characterized in that: described blade and blade extension part are all towards the axis bending of the length of blade direction that postpones.
6. according to the exhaust system of claim 3,4 or 5 described a kind of range hoods, it is characterized in that: on the described motor housing and with the blade extension part be provided with perforate over against the position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100290496A CN102072180A (en) | 2011-01-27 | 2011-01-27 | Exhaust system of range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100290496A CN102072180A (en) | 2011-01-27 | 2011-01-27 | Exhaust system of range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102072180A true CN102072180A (en) | 2011-05-25 |
Family
ID=44030865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100290496A Pending CN102072180A (en) | 2011-01-27 | 2011-01-27 | Exhaust system of range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102072180A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104895816A (en) * | 2015-05-26 | 2015-09-09 | 胡和萍 | Chip blowing fan for arc line polishing machine |
| CN106958842A (en) * | 2017-03-16 | 2017-07-18 | 佛山市科思博科技有限公司 | Turbo-power static combined type fume purifier of fume |
| CN107449003A (en) * | 2017-08-09 | 2017-12-08 | 佛山市南方丽特克能净科技有限公司 | Smoke separating purification blower fan apparatus |
| CN107676303A (en) * | 2017-09-11 | 2018-02-09 | 佛山市美家生活电器有限公司 | The spiral case blower fan of smoke exhaust ventilator |
| CN108006731A (en) * | 2016-12-23 | 2018-05-08 | 芜湖美的厨卫电器制造有限公司 | Smoke exhaust fan and smoke evacuation system and gas heater for gas heater |
| CN108731073A (en) * | 2018-03-08 | 2018-11-02 | 佛山市云米电器科技有限公司 | A kind of kitchen ventilator and noise-reduction method with oil-fume separating device and denoising device |
| CN110242604A (en) * | 2018-03-08 | 2019-09-17 | 台达电子工业股份有限公司 | Air supply device |
| CN116292340A (en) * | 2023-05-11 | 2023-06-23 | 佛山市南海九洲普惠风机有限公司 | Multi-wing centrifugal fan |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2710573A (en) * | 1951-04-30 | 1955-06-14 | Trade Wind Motorfans Inc | Air handling apparatus |
| US2936947A (en) * | 1956-11-27 | 1960-05-17 | Gen Electric | Motor mounting arrangement |
| US3688867A (en) * | 1971-06-30 | 1972-09-05 | Ibm | Acoustically improved blower package |
| CN1184212A (en) * | 1996-12-06 | 1998-06-10 | 意大利电动机制造有限公司 | Suction unit for hoods, ovens and similar appliances |
| US6283726B1 (en) * | 1999-03-04 | 2001-09-04 | Temic Automotive Electric Motors Gmbh | Radial blower, particularly for heating and air conditioning systems in automobiles |
| CN201991812U (en) * | 2011-01-27 | 2011-09-28 | 青岛兴邦电子电器有限公司 | Air exhaust system of range hood |
-
2011
- 2011-01-27 CN CN2011100290496A patent/CN102072180A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2710573A (en) * | 1951-04-30 | 1955-06-14 | Trade Wind Motorfans Inc | Air handling apparatus |
| US2936947A (en) * | 1956-11-27 | 1960-05-17 | Gen Electric | Motor mounting arrangement |
| US3688867A (en) * | 1971-06-30 | 1972-09-05 | Ibm | Acoustically improved blower package |
| CN1184212A (en) * | 1996-12-06 | 1998-06-10 | 意大利电动机制造有限公司 | Suction unit for hoods, ovens and similar appliances |
| US6283726B1 (en) * | 1999-03-04 | 2001-09-04 | Temic Automotive Electric Motors Gmbh | Radial blower, particularly for heating and air conditioning systems in automobiles |
| CN201991812U (en) * | 2011-01-27 | 2011-09-28 | 青岛兴邦电子电器有限公司 | Air exhaust system of range hood |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104895816A (en) * | 2015-05-26 | 2015-09-09 | 胡和萍 | Chip blowing fan for arc line polishing machine |
| CN108006731A (en) * | 2016-12-23 | 2018-05-08 | 芜湖美的厨卫电器制造有限公司 | Smoke exhaust fan and smoke evacuation system and gas heater for gas heater |
| CN108006731B (en) * | 2016-12-23 | 2023-10-24 | 芜湖美的厨卫电器制造有限公司 | Smoke exhaust fan and smoke exhaust system for gas water heater and gas water heater |
| CN106958842B (en) * | 2017-03-16 | 2023-07-21 | 佛山市科思博科技有限公司 | Turbine power-static electricity combined type oil fume purifying device |
| CN106958842A (en) * | 2017-03-16 | 2017-07-18 | 佛山市科思博科技有限公司 | Turbo-power static combined type fume purifier of fume |
| CN107449003A (en) * | 2017-08-09 | 2017-12-08 | 佛山市南方丽特克能净科技有限公司 | Smoke separating purification blower fan apparatus |
| CN107449003B (en) * | 2017-08-09 | 2023-08-22 | 佛山市南方丽特克能净科技有限公司 | Fume separation and purification fan device |
| CN107676303A (en) * | 2017-09-11 | 2018-02-09 | 佛山市美家生活电器有限公司 | The spiral case blower fan of smoke exhaust ventilator |
| CN110242604B (en) * | 2018-03-08 | 2022-09-23 | 台达电子工业股份有限公司 | Air supply device |
| CN110242604A (en) * | 2018-03-08 | 2019-09-17 | 台达电子工业股份有限公司 | Air supply device |
| CN108731073A (en) * | 2018-03-08 | 2018-11-02 | 佛山市云米电器科技有限公司 | A kind of kitchen ventilator and noise-reduction method with oil-fume separating device and denoising device |
| CN108731073B (en) * | 2018-03-08 | 2023-10-27 | 佛山市云米电器科技有限公司 | Lampblack absorber with lampblack separation device and noise reduction method |
| CN116292340A (en) * | 2023-05-11 | 2023-06-23 | 佛山市南海九洲普惠风机有限公司 | Multi-wing centrifugal fan |
| CN116292340B (en) * | 2023-05-11 | 2023-08-18 | 佛山市南海九洲普惠风机有限公司 | Multi-wing centrifugal fan |
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20110525 |