CN201159206Y - Heated air circulation fan especially for tobacco flue-curing house - Google Patents
Heated air circulation fan especially for tobacco flue-curing house Download PDFInfo
- Publication number
- CN201159206Y CN201159206Y CNU2008200443033U CN200820044303U CN201159206Y CN 201159206 Y CN201159206 Y CN 201159206Y CN U2008200443033 U CNU2008200443033 U CN U2008200443033U CN 200820044303 U CN200820044303 U CN 200820044303U CN 201159206 Y CN201159206 Y CN 201159206Y
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- side plate
- cylinder
- square side
- motor
- air circulation
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Abstract
The utility model discloses a special heated air circulation fan for flue-cured tobacco houses, which comprises a casing, an impeller and a motor, wherein the impeller and the motor are coaxially connected, a cooling wheel is mounted at a rear end of the motor, the casing comprises a cylinder which is arranged coaxially with the impeller, a front end and a rear end of the cylinder are respectively connected with a front square lateral plate and a rear square lateral plate, wherein the front square lateral plate and the rear square lateral plate are arranged oppositely, an air outlet hole is arranged at a position on the front square lateral plate correspondingly to an opening of the front end of the cylinder, connecting strips which connect the front square lateral plate and the rear square lateral plate are arranged at the position where the front square lateral plate corresponds to the rear square lateral plate, the cylinder, the front square lateral plate, the rear square lateral plate and the connecting strips form the framework type square casing, and a supporting plate for supporting the motor is arranged on an inner lateral wall of the lower portion of the cylinder. The casing of the fan is of a square framework type structure, and is reasonable in design, beautiful in shape and convenient in mounting, and simultaneously, the heated air circulation fan is fine in high-temperature resistance property, high in wind volume, high in efficiency and low in noise.
Description
Technical field
The utility model relates to a kind of blower fan, the special-purpose hot air circulation blower of particularly a kind of flue-cured tobacco house.
Background technique
In the prior art, blower fan generally comprises two big classes, be respectively radially centrifugal fan and axial fan, radially centrifugal fan, complex structure big because of its volume, manufacture cost height are not promoted and are used, and characteristics are widely used and axial fan is big owing to its air output, efficient is high, noise is low etc.But existing axial fan generally comprises casing, impeller, motor, and its casing is mostly for cylinder type designs, and the casing of cylinder type is not easy to install, and brings very big difficulty to user installation; In addition, the existing used motor of axial fan generally all is to select common B-class insulation motor for use, but this motor tolerable temperature generally all is no more than 60 ℃, and motor is mounted in and connects with impeller in the casing of cylinder type, hot blast directly blows out through impeller by the motor surface during use, make motor can not get best heat radiation, greatly influence the working life of motor.
The model utility content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of high temperature resistant, air quantity is big, efficient is high, noise is low, the special-purpose hot air circulation blower of the flue-cured tobacco house of reasonable in design, beautiful shape.
For solving the problems of the technologies described above, the utility model is achieved in that the special-purpose hot air circulation blower of a kind of flue-cured tobacco house, comprise casing, impeller, motor, wherein impeller is connected with motor coaxle, rear end at motor is equipped with cooling wheel, described casing comprises the cylinder with the coaxial setting of impeller, the rear and front end portion of this cylinder is connected with symmetrically arranged preceding square side plate and back square side plate respectively, the corresponding part of square side plate and cylinder front end opening is provided with an exhaust vent before described, in this preceding square side plate, the corresponding position of back square side plate is provided with the connection strap that connects two square side plate, this cylinder, preceding square side plate, back square side plate and connection strap surround the square casing of frame type, and the lower inside wall of cylinder is provided with the dunnage that is used for support motor.
The end, front and back of described cylinder is equipped with the flange that is used to strengthen, and preceding square side plate and back square side plate be being installed on the flange of cylinder two end part of mutual balance respectively.
Described dunnage is " fourth " font plate, and motor is arranged on the transverse slat of dunnage and with it and is connected, and the riser of dunnage is connected with the sidewall of cylinder bottom.
Described cylinder is the anti-edge forming structure of spinning.
Described connection strap is four, the corresponding position of square side plate and four jiaos of back square side plate before it is connected to.
Square side plate, back square side plate and connection strap are and are the anti-edge forming structure of knuckle before described.
Described cooling wheel rear end is provided with air intake pipe.
Described impeller comprises that blade reaches the stipule plate that is connected with blade with axle sleeve.
Described blade is made for the wide blade of sweepforward ternary distortion moulding.
Described motor is the insulating properties heat resisting motor.
Compared with prior art, the beneficial effects of the utility model are:
(1) the utility model is convenient to user's design and installation owing to the casing of the blower fan frame structure by traditional cylinder type configuration design squarely, simplify casing structure effectively, has also greatly reduced the cost of production of casing simultaneously;
(2) the utility model impeller optimal design becomes four impeller structures, and blade is twisted into the molded breadth blade for the sweepforward ternary, and uses wide-angle stipule plate to be connected, to reach the advanced feature that air quantity is big, efficient is high, noise is low, blast is stable;
(3) motor of the present utility model is selected F class B insulation heat resisting motor for use, its tolerable temperature can reach 120 ℃, the cooling wheel rear end is provided with cold wind air intake pipe air inlet heat radiation, drive extraneous air-flow to the motor surface radiating by cooling wheel, make motor long-time continuous operation at high temperature, by rational air intake pipe design, the cold wind air quantity is in a rational value, can not produce obviously total amount of heat and reduce.
Description of drawings
Fig. 1 is the plan view of the utility model fan casing;
Fig. 2 is the plan view of the utility model fan casing;
Fig. 3 is the main sectional view of the utility model blower fan;
Fig. 4 is the side sectional view of the utility model blower fan.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in detail.
As Fig. 1～shown in Figure 4, the special-purpose hot air circulation blower of a kind of flue-cured tobacco house of the present utility model, comprise casing 1, impeller 2, motor 3, wherein impeller 2 and 3 coaxial connections of motor, in the rear end of motor 3 cooling wheel 4 is installed, described casing 1 comprises the cylinder 11 with impeller 2 coaxial settings, be equipped with the flange 111 that is used to strengthen in the end, front and back of cylinder 11, preceding square side plate 12 and back square side plate 13 be being installed on the cylinder 11 two end part flanges 111 of mutual balance respectively, and the corresponding part of described preceding square side plate 12 and cylinder 11 front end openings is provided with an exhaust vent 10; In addition, corresponding position in this preceding square side plate 12,13 4 jiaos of the square side plate in back is provided with four connection straps 14 that connect two square side plate, wherein, cylinder 11 is the anti-edge forming structure of spinning, before square side plate 12, back square side plate 13 and connection strap 14 be the anti-edge forming structure of knuckle, this cylinder 11, preceding square side plate 12, back square side plate 13 and four connection straps 14 surround the square casing 1 of frame type.
As shown in Figure 3, preceding square side plate 12 lower right corner of cylinder 11 front ends are provided with 2 apertures 8, are used to install the electric capacity box, and in addition, the upside near dunnage 5 on cylinder 11 madial walls is provided with an aperture 9, is used to draw the power line of motor 3.
For installation motor 3 stable in casing 1, the lower inside wall of cylinder 11 is provided with the dunnage 5 that is used for support motor 3, as shown in Figure 4, this dunnage 5 is by transverse slat 51 and riser 52 vertically disposed " fourth " font plate, motor 3 is bolted to connection the transverse slat 51 in this dunnage 5, and the riser 52 of dunnage 5 then welds together with the sidewall of cylinder 11 bottoms.
The utility model impeller 2 adopts four impeller structures of optimal design, wherein blade 21 is twisted into the molded breadth blade for the sweepforward ternary, blade 21 is connected with the stipule plate 22 that is provided with wide-angle, like this, just can guarantee the performance that air quantity is big, efficient is high, noise is low, blast is stable of blower fan effectively.Simultaneously, in order to guarantee the anti-deformation of impeller 2, blade 21 and stipule plate 22 all adopt the higher Plate Steel of yield strength to make, the two is all by the mould disposal pressed moulding, and on the coaxial output shaft that is installed in motor 3 of the axle sleeve made by cast iron materials 7, even make when impeller 2 uses, can both effectively prevent that high temperature is given distortion that impeller 2 brought or vibration and the normal use that influences blower fan under hot environment.
Claims (10)
1. the special-purpose hot air circulation blower of a flue-cured tobacco house, comprise casing (1), impeller (2), motor (3), wherein impeller (2) and coaxial connection of motor (3), in the rear end of motor (3) cooling wheel (4) is installed, it is characterized in that: described casing (1) comprises the cylinder (11) with the coaxial setting of impeller (2), the rear and front end portion of this cylinder (11) is connected with symmetrically arranged preceding square side plate (12) and back square side plate (13) respectively, square side plate (12) is provided with an exhaust vent (10) with the corresponding part of cylinder (11) front end opening before described, in this preceding square side plate (12), the corresponding position of back square side plate (13) is provided with the connection strap (14) that connects two square side plate, this cylinder (11), preceding square side plate (12), back square side plate (13) and connection strap (14) surround the square casing (1) of frame type, and the lower inside wall of cylinder (11) is provided with the dunnage (5) that is used for support motor (3).
2. the special-purpose hot air circulation blower of flue-cured tobacco house according to claim 1, it is characterized in that: the end, front and back of described cylinder (11) is equipped with the flange (111) that is used to strengthen, and preceding square side plate (12) and back square side plate (13) are respectively mutually on the flange (111) that is installed on cylinder (11) two end part of balance.
3. the special-purpose hot air circulation blower of flue-cured tobacco house according to claim 1 and 2, it is characterized in that: described dunnage (5) is " fourth " font plate, the transverse slat (51) that motor (3) is arranged at dunnage (5) is gone up and is fixedlyed connected with it, and the riser (52) of dunnage (5) is fixedlyed connected with the sidewall of cylinder (11) bottom.
4. the special-purpose hot air circulation blower of flue-cured tobacco house according to claim 3 is characterized in that: described cylinder (11) is the anti-edge forming structure of spinning.
5. the special-purpose hot air circulation blower of flue-cured tobacco house according to claim 4, it is characterized in that: described connection strap (14) is four, it is connected to the preceding square side plate (12) and the back corresponding position of (13) four jiaos of square side plate.
6. the special-purpose hot air circulation blower of flue-cured tobacco house according to claim 5 is characterized in that: square side plate (12), back square side plate (13) and connection strap (14) are and are the anti-edge forming structure of knuckle before described.
7. the special-purpose hot air circulation blower of flue-cured tobacco house according to claim 1, it is characterized in that: described cooling wheel (4) rear end is provided with air intake pipe (6).
8. the special-purpose hot air circulation blower of flue-cured tobacco house according to claim 1 is characterized in that: described impeller (2) comprises that blade (21) reaches the stipule plate (22) that is connected with blade (21) with axle sleeve (7).
9. the special-purpose hot air circulation blower of flue-cured tobacco house according to claim 8 is characterized in that: described blade (21) is made for the wide blade of sweepforward ternary distortion moulding.
10. the special-purpose hot air circulation blower of flue-cured tobacco house according to claim 1, it is characterized in that: described motor is the insulating properties heat resisting motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200443033U CN201159206Y (en) | 2008-02-26 | 2008-02-26 | Heated air circulation fan especially for tobacco flue-curing house |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200443033U CN201159206Y (en) | 2008-02-26 | 2008-02-26 | Heated air circulation fan especially for tobacco flue-curing house |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201159206Y true CN201159206Y (en) | 2008-12-03 |
Family
ID=40109790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200443033U Expired - Fee Related CN201159206Y (en) | 2008-02-26 | 2008-02-26 | Heated air circulation fan especially for tobacco flue-curing house |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201159206Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104154011A (en) * | 2014-06-26 | 2014-11-19 | 郭自刚 | Exhaust fan with air cooling device |
-
2008
- 2008-02-26 CN CNU2008200443033U patent/CN201159206Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104154011A (en) * | 2014-06-26 | 2014-11-19 | 郭自刚 | Exhaust fan with air cooling device |
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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: 20081203 Termination date: 20120226 |