CN204301161U - A kind of fume exhaust fan blower structure - Google Patents
A kind of fume exhaust fan blower structure Download PDFInfo
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- CN204301161U CN204301161U CN201420623664.9U CN201420623664U CN204301161U CN 204301161 U CN204301161 U CN 204301161U CN 201420623664 U CN201420623664 U CN 201420623664U CN 204301161 U CN204301161 U CN 204301161U
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- flow deflector
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Abstract
The utility model discloses a kind of fume exhaust fan blower structure, comprise fan body, be installed in the upper plate on fan body top and be installed in the lower plate of fan body bottom, one end of lower plate is equiped with the first wind wheel and for driving the first motor of the first wind wheel, the other end of lower plate is equiped with the second wind wheel and for driving the second motor of the second wind wheel, air quantity guiding device is equiped with in cavity between first wind wheel and the second wind wheel, comprise the central dividing plate be installed in lower plate, the rotation direction of the first wind wheel is equiped with the first flow deflector, the rotation direction of the second wind wheel is equiped with the second flow deflector, first flow deflector transmits one end compact siro spinning technology of flow deflector and central dividing plate by a left arc, second flow deflector transmits the other end compact siro spinning technology of flow deflector and central dividing plate by a right arc, air quantity is discharged from the exhaust outlet upper plate through air quantity guiding device.It is more concentrated that this structure makes air quantity flow to, and reaches best fluid effect, improve ventilation efficiency.
Description
Technical field
The utility model relates to exhaustor for kitchen technical field, specifically, relates to a kind of fume exhaust fan blower structure.
Background technology
Along with the raising of people's living standard, the continuous improvement of living conditions, household gas utensils day by day universal, smoke exhaust ventilator has become the household electrical appliance of kitchen indispensability.Smoke exhaust ventilator is primarily of compositions such as casing, motor, wind wheel and exhaust systems, open smoke exhaust ventilator, the dynamo-electric machine of cigarette starts running, and motor drives wind wheel outwards to bleed, be expelled to casing outside through exhaust system again, and ubiquity following problem on this exhaust system of design:
1, motor is when driving wind wheel running, under normal circumstances, one, motor is running clockwise, another is running counterclockwise, driven by motor wind wheel can produce certain air quantity clockwise with when operating counterclockwise, now air quantity can intersect at a common ground, makes air quantity be obstructed and disperse, and does not reach the effect of air draft;
2, when motor operates with wind wheel, air quantity flows out along with turning to of motor, and motor rotation is faster, and air quantity is larger, and can produce when air quantity is larger and not concentrate with the flow direction of wind, what do not reach a wind flows to optimum efficiency;
3, the air quantity that smoke exhaust ventilator is drawn needs an air outlet to be discharged by air quantity, and this air outlet is generally installed in the top of casing, now wind wheel produce air quantity and the flow direction of air outlet be 90 degree vertical, cause very difficult air quantity being discharged.
Utility model content
The purpose of this utility model is to overcome above-mentioned defect of the prior art, and provide one that air quantity can be made to flow to and concentrate, non-resistance, can reach the fume exhaust fan blower structure of best fluid effect.
For achieving the above object, the technical scheme that the utility model provides is as follows: a kind of fume exhaust fan blower structure, comprise fan body, be installed in the upper plate on this fan body top and be installed in the lower plate of fan body bottom, the first wind wheel is equiped with and for driving the first motor of the first wind wheel in one end of this lower plate, the second wind wheel is equiped with and for driving the second motor of the second wind wheel at the other end of described lower plate, air quantity guiding device is equiped with in cavity between described first wind wheel and described second wind wheel, this air quantity guiding device and described fan body compact siro spinning technology, described air quantity guiding device comprises the central dividing plate be installed in described lower plate, the rotation direction of described first wind wheel is equiped with the first flow deflector, the rotation direction of described second wind wheel is equiped with the second flow deflector, described first flow deflector transmits one end compact siro spinning technology of flow deflector and described central dividing plate by a left arc, described second flow deflector transmits the other end compact siro spinning technology of flow deflector and described central dividing plate by a right arc, described upper plate offers the exhaust outlet be connected with described fan body, the air quantity that described first wind wheel and the second wind wheel produce is discharged to fan body outside through described air quantity guiding device from exhaust outlet.
As preferably, in technique scheme, described central dividing plate is triangular structure.
As preferably, in technique scheme, described fan body, upper plate and lower plate are long convex designed arc-shaped appearance.
In such scheme, described lower plate offers respectively the first installing hole installed that to adapt with described first wind wheel and the second wind wheel, the edge of this first installing hole is equiped with the first in-flanges for fixing the first wind wheel and the second wind wheel, the edge of described lower plate is equiped with for strengthening the first flanging be connected with described fan body, described upper plate offers respectively the second installing hole installed that to adapt with described first motor and the second motor, the edge of this second installing hole is equiped with the second in-flanges for fixing the first motor and the second motor, the edge of described upper plate is equiped with for strengthening the second flanging be connected with described fan body.
As preferably, in technique scheme, also comprise the safety guard be installed on described upper plate, this safety guard is set in the outside of described fan body, and it is outside that the air quantity that described first wind wheel and the second wind wheel produce is discharged to this safety guard through described air quantity guiding device from exhaust outlet.
In such scheme, described first motor drives described first wind wheel to rotate, and described second motor drives described second wind wheel to rotate, and this first wind wheel is contrary with the rotation direction of the second wind wheel.
In such scheme, the design height of blower fan is 213.9mm, and the design width of fan body is 270mm, and length is 675mm.
Compared with prior art, the beneficial effect of a kind of fume exhaust fan blower structure described in the utility model is: when opening smoke exhaust ventilator power supply, motor starts running, running one running counterclockwise clockwise of one, this motor, when motor can produce certain air quantity clockwise with when operating counterclockwise with wind wheel, now air quantity can intersect at a common ground, air quantity is obstructed and disperses, do not reach the effect of air draft, and between the first blower fan and the second blower fan, now devise a leg-of-mutton central dividing plate, air quantity can not be obstructed in a crosspoint, air quantity can be made to flow out along with triangle baffle angle.Motor rotation is faster, air quantity is larger, the flow direction that can produce wind-force and wind when air quantity is larger is not concentrated, what do not reach a wind flows to optimum efficiency, the first flow deflector be installed in the first wind wheel rotation direction can play with the second flow deflector be installed in the second wind wheel rotation direction and the flow direction of air quantity is concentrated, reach the effect of best fluid effect, and now air quantity and the flow direction of exhaust outlet be 90 degree vertical, air quantity is difficult to discharge, the left and right arc transmission flow deflector being installed in central dividing plate both sides can make air quantity flow out along with this left and right arc transmission flow deflector and flow to exhaust outlet again, thus solve this problem.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of fume exhaust fan blower structure described in the utility model;
Fig. 2 is the internal structure schematic diagram of a kind of fume exhaust fan blower structure described in the utility model;
Fig. 3 is that the air quantity of a kind of fume exhaust fan blower structure described in the utility model flows to one of schematic diagram;
Fig. 4 is that the air quantity of a kind of fume exhaust fan blower structure described in the utility model flows to schematic diagram two;
Fig. 5 is that the air quantity of a kind of fume exhaust fan blower structure described in the utility model flows to schematic diagram three;
Fig. 6 is the structural representation of lower plate described in a kind of fume exhaust fan blower structure described in the utility model;
Fig. 7 is the structural representation of upper plate described in a kind of fume exhaust fan blower structure described in the utility model;
Fig. 8 is one of structural representation being equiped with safety guard in a kind of fume exhaust fan blower structure described in the utility model;
Fig. 9 is the structural representation two being equiped with safety guard in a kind of fume exhaust fan blower structure described in the utility model.
Below in conjunction with drawings and Examples, a kind of fume exhaust fan blower structure described in the utility model is described further.
Include in the drawings:
1---fan body, 2---upper plate, 3---lower plate, 4---the first wind wheel, 5---the first motor, 6---the second wind wheel, 7---the second motor, 8---air quantity guiding device, 9---safety guard, 10---mount pad, 21---exhaust outlet, 22---the second installing hole, 23---the second in-flanges, 24---the second flanging, 31---the first installing hole, 32---the first in-flanges, 33---the first flanging, 81---central dividing plate, 82---the first flow deflector, 83---the second flow deflector, 84---left arc transmits flow deflector, 85---right arc transmits flow deflector.
Detailed description of the invention
Be below the preferred example of a kind of fume exhaust fan blower structure described in the utility model, therefore do not limit protection domain of the present utility model.
Please refer to Fig. 1 ~ 2, there is shown a kind of fume exhaust fan blower structure, comprise fan body 1, be installed in the upper plate 2 on fan body 1 top and be installed in the lower plate 3 of fan body 1 bottom, this fan body 1, upper plate 2 and lower plate 3 are long convex designed arc-shaped appearance, and long convex designed arc-shaped appearance can make air quantity better flow to can not be subject to resistance.The first wind wheel 4 and the first motor 5 for driving the first wind wheel 4 to rotate is equiped with in one end of lower plate 3, the other end of lower plate 3 is equiped with the second wind wheel 6 and the second motor 7 for driving the second wind wheel 6 to rotate, this first wind wheel 4 is contrary with the rotation direction of the second wind wheel 6, air quantity guiding device 8 is equiped with in cavity between first wind wheel 4 and the second wind wheel 6, this air quantity guiding device 8 and fan body 1 compact siro spinning technology, between seamless, do not leak out, this air quantity guiding device 8 comprises the triangle central dividing plate 81 be installed in lower plate 3, when do not exist this central dividing plate 81 when, first motor 5 and the second motor 7 drive the first wind wheel 4 and the second wind wheel 6 can produce certain air quantity clockwise with when rotating counterclockwise respectively, now air quantity can intersect at a common ground, air quantity is obstructed and disperses, do not reach the effect of air draft, and now devise this leg-of-mutton central dividing plate 81, air quantity can not be obstructed in a crosspoint, air quantity is flowed out along with the angle of triangle central dividing plate 81, when the first motor 5 and the second motor 7 running faster, the air quantity that first wind wheel 4 and the second wind wheel 6 produce also can increase gradually, and the flow direction that there will be wind-force and wind is not concentrated, what do not reach a wind flows to optimum efficiency, now in the rotation direction of the first wind wheel 4, install the first flow deflector 82, the rotation direction of the second wind wheel 6 is installed the second flow deflector 83, this first flow deflector 82 and the second flow deflector 83 also play the effect of the flow direction of an air quantity, also air quantity can be made to concentrate, reach best fluid effect, concentrate when the large air quantity of air quantity flows to, now need an exhaust outlet 21, air quantity is discharged, this exhaust outlet 21 is installed in upper plate 2, this exhaust outlet 21 is connected with fan body 1.And air quantity now and the flow direction of exhaust outlet 21 be 90 degree vertical, air quantity is difficult to discharge, now devise again left arc and transmit flow deflector 84 and right arc transmission flow deflector 85, first flow deflector 82 transmits one end compact siro spinning technology of flow deflector 84 and central dividing plate 81 by left arc, second flow deflector 83 transmits the other end compact siro spinning technology of flow deflector 85 and central dividing plate 81 by right arc, and air quantity also transmits flow deflector 85 along with this left arc transmits flow deflector 84 and right arc and flows out and flow to exhaust outlet 21 again air quantity to be discharged to fan body 1 outside.
As seen in figures 3-5, when smoke exhaust ventilator starts, first motor 5 drives the first wind wheel 4 to operate counterclockwise, second motor 7 drives the second wind wheel 6 to operate clockwise, first wind wheel 4 and produce one air-flow flow to central dividing plate 81 along the first flow deflector 82, air quantity is flowed out along with central dividing plate 81 angle and left arc transmission flow deflector 84, second wind wheel 6 and produce another strand of air-flow flow to central dividing plate 81 along the second flow deflector 83, air quantity is flowed out along with central dividing plate 81 angle and right arc transmission flow deflector 85, two strands of air-flows are pooled to a common ground and flow to exhaust outlet 21 again on central dividing plate 81, the outside of fan body 1 is discharged to again from exhaust outlet 21.
In this enforcement, as shown in figs. 6-7, lower plate 3 offers respectively the first installing hole 31 installed that to adapt with the first wind wheel 4 and the second wind wheel 6, the edge of this first installing hole 31 is equiped with the first in-flanges 32 for fixing the first wind wheel 4 and the second wind wheel 6, also play the effect strengthening water conservancy diversion wind direction, the edge of this lower plate 3 is equiped with for strengthening being connected with described fan body 1 the first flanging 33 with guide functions, upper plate 2 offers respectively the second installing hole 22 installed that to adapt with the first motor 5 and the second motor 7, the edge of this second installing hole 22 is equiped with the second in-flanges 23 for strengthening fixing the first motor 5 and the second motor 7, the edge of this upper plate 2 is equiped with for strengthening being connected with fan body 1 the second flanging 24 with guide functions, first motor 5 and the second motor 7 are installed on the first wind wheel 4 and the second wind wheel 6 respectively, this first motor 5 and the second motor 7 stretch out fan body 1 outside by the second installing hole 22.
In this enforcement, as shown in Fig. 8 ~ 9, also comprise the safety guard 9 be installed on upper plate 2, this safety guard 9 is set in the outside of fan body 1, by several mount pad 10 bolts on screw and upper plate 2, it is outside that this mount pad 10 is discharged to this safety guard 9 through air quantity guiding device 8 from exhaust outlet 21 round the air quantity that the second installing hole 22, first wind wheel 4 and the second wind wheel 6 produce.When motor and wind wheel operate, as not having safety guard 9, hand one touches wind wheel and will injure, and plays safeguard protection effect.
In this enforcement, the design height of blower fan is 213.9mm, and the design width of fan body 1 is 270mm, and length is 675mm.
In sum, the air quantity that the utility model can make blower fan produce can not be obstructed in a crosspoint, makes that the flow direction of air quantity is more concentrated does not disperse, and reaches best fluid effect, in addition, also has safe and reliable, the advantages such as Stability Analysis of Structures is firm.
Above-described embodiment is the utility model preferably embodiment; but embodiment of the present utility model is not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present utility model and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection domain of the present utility model.
Claims (7)
1. a fume exhaust fan blower structure, comprise fan body (1), be installed in the upper plate (2) on this fan body (1) top and be installed in the lower plate (3) of fan body (1) bottom, the first wind wheel (4) is equiped with and for driving first motor (5) of the first wind wheel (4) in one end of this lower plate (3), the second wind wheel (6) is equiped with and for driving second motor (7) of the second wind wheel (6) at the other end of described lower plate (3), it is characterized in that: in the cavity between described first wind wheel (4) and described second wind wheel (6), be equiped with air quantity guiding device (8), this air quantity guiding device (8) and described fan body (1) compact siro spinning technology, described air quantity guiding device (8) comprises the central dividing plate (81) be installed in described lower plate (3), the rotation direction of described first wind wheel (4) is equiped with the first flow deflector (82), the rotation direction of described second wind wheel (6) is equiped with the second flow deflector (83), described first flow deflector (82) transmits one end compact siro spinning technology of flow deflector (84) and described central dividing plate (81) by a left arc, described second flow deflector (83) transmits the other end compact siro spinning technology of flow deflector (85) and described central dividing plate (81) by a right arc, described upper plate (2) offers the exhaust outlet (21) be connected with described fan body (1), it is outside that the air quantity that described first wind wheel (4) and the second wind wheel (6) produce is discharged to fan body (1) through described air quantity guiding device (8) from exhaust outlet (21).
2. a kind of fume exhaust fan blower structure according to claim 1, is characterized in that: described central dividing plate (81) is triangular structure.
3. a kind of fume exhaust fan blower structure according to claim 1, is characterized in that: described fan body (1), upper plate (2) and lower plate (3) are long convex designed arc-shaped appearance.
4. a kind of fume exhaust fan blower structure according to claim 1, it is characterized in that: described lower plate (3) offers respectively the first installing hole (31) installed that to adapt with described first wind wheel (4) and the second wind wheel (6), the edge of this first installing hole (31) is equiped with the first in-flanges (32) for fixing the first wind wheel (4) and the second wind wheel (6), the edge of described lower plate (3) is equiped with for strengthening the first flanging (33) be connected with described fan body (1), described upper plate (2) offers respectively the second installing hole (22) installed that to adapt with described first motor (5) and the second motor (7), the edge of this second installing hole (22) is equiped with the second in-flanges (23) for fixing the first motor (5) and the second motor (7), the edge of described upper plate (2) is equiped with for strengthening the second flanging (24) be connected with described fan body (1).
5. a kind of fume exhaust fan blower structure according to claim 1, it is characterized in that: also comprise the safety guard (9) be installed on described upper plate (2), this safety guard (9) is set in the outside of described fan body (1), and it is outside that the air quantity that described first wind wheel (4) and the second wind wheel (6) produce is discharged to this safety guard (9) through described air quantity guiding device (8) from exhaust outlet (21).
6. a kind of fume exhaust fan blower structure according to claim 1, it is characterized in that: described first motor (5) drives described first wind wheel (4) to rotate, described second motor (7) drives described second wind wheel (6) to rotate, and this first wind wheel (4) is contrary with the rotation direction of the second wind wheel (6).
7. a kind of fume exhaust fan blower structure according to any one of claim 1 ~ 6, it is characterized in that: the design height of described a kind of fume exhaust fan blower structure is 213.9mm, the design width of described fan body (1) is 270mm, and length is 675mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420623664.9U CN204301161U (en) | 2014-10-24 | 2014-10-24 | A kind of fume exhaust fan blower structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420623664.9U CN204301161U (en) | 2014-10-24 | 2014-10-24 | A kind of fume exhaust fan blower structure |
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| Publication Number | Publication Date |
|---|---|
| CN204301161U true CN204301161U (en) | 2015-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420623664.9U Active CN204301161U (en) | 2014-10-24 | 2014-10-24 | A kind of fume exhaust fan blower structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122097A (en) * | 2016-07-22 | 2016-11-16 | 广东美的厨房电器制造有限公司 | Flow passage structure and range hood and spiral case thereof |
| CN107023867A (en) * | 2017-05-03 | 2017-08-08 | 广东美的厨房电器制造有限公司 | Oil smoke flow guiding structure and two fans range hood applied to two fans range hood |
| WO2018176633A1 (en) * | 2017-03-31 | 2018-10-04 | 广东美的厨房电器制造有限公司 | Smoke discharging assembly and range hood |
| CN112833032A (en) * | 2020-11-02 | 2021-05-25 | 宁波方太厨具有限公司 | Parallel double-fan system and range hood applying same |
-
2014
- 2014-10-24 CN CN201420623664.9U patent/CN204301161U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122097A (en) * | 2016-07-22 | 2016-11-16 | 广东美的厨房电器制造有限公司 | Flow passage structure and range hood and spiral case thereof |
| CN106122097B (en) * | 2016-07-22 | 2018-10-16 | 广东美的厨房电器制造有限公司 | Flow passage structure and range hood and its spiral case |
| WO2018176633A1 (en) * | 2017-03-31 | 2018-10-04 | 广东美的厨房电器制造有限公司 | Smoke discharging assembly and range hood |
| CN107023867A (en) * | 2017-05-03 | 2017-08-08 | 广东美的厨房电器制造有限公司 | Oil smoke flow guiding structure and two fans range hood applied to two fans range hood |
| CN112833032A (en) * | 2020-11-02 | 2021-05-25 | 宁波方太厨具有限公司 | Parallel double-fan system and range hood applying same |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180116 Address after: Sakura Industrial Zone Guangdong city of Dongguan province are the village 523000 Hong Mei Zhen Yao Patentee after: Dongguan Haixin Metal Technology Co., Ltd. Address before: 523000 Guangdong city of Dongguan Province Hong Mei Zhen Lai Chau Kok Village Patentee before: Dongguan City Hai Chubao kitchen tools Co., Ltd |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 523000 No. 1, Haixin Road, Hongmei Town, Dongguan City, Guangdong Province Patentee after: Guangdong Haixin intelligent kitchen Co.,Ltd. Address before: 523000 Yingmei village, Hongmei Town, Hongmei Town, Dongguan, Guangdong Patentee before: DONGGUAN HAIXIN METAL TECHNOLOGY Co.,Ltd. |