CN205297978U - High temperature resistant fan - Google Patents
High temperature resistant fan Download PDFInfo
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- CN205297978U CN205297978U CN201521136483.4U CN201521136483U CN205297978U CN 205297978 U CN205297978 U CN 205297978U CN 201521136483 U CN201521136483 U CN 201521136483U CN 205297978 U CN205297978 U CN 205297978U
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- hollow transmission
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- transmission shafts
- blade
- transmission shaft
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Abstract
The utility model discloses a high temperature resistant fan comprises motor, impeller device, transmission shaft and the bearing frame of installing on the frame, and the transmission shaft is hollow transmission shaft, the inside cavity of hollow transmission shaft, it has a plurality of air intakes to open on the axis body, the air outlet, the air outlet is seted up on being close to the axis body wall of impeller device one end, hollow transmission shaft passes the bearing frame and connects motor and impeller device, in operation, then the motor rotates, it rotates to drive hollow transmission shaft, inside hollow transmission shaft is gone into from air inlet to the air of rotatory in -process around hollow transmission shaft, go out from the air outlet swift current again, the process has experienced inside the hollow transmission shaft whole piece cavity, form the circulation of air current, thereby take away the epaxial high temperature of transmission, reach the cooling effect, make the enough low so that the biggest temperature that can can not bear above the motor and damaging of temperature that passes to the motor.
Description
Technical field
This utility model relates to a kind of hair-dryer, is specially a kind of blower fan with high-temperature resistant result, belongs to exhaust equipment field.
Background technology
In the market for the induced-draught fan that the kitchen range top or stove are used or aerator, often short because being connected axle between motor with blower fan, high-temperature gas flowing in draught fan impeller storehouse makes impeller sets temperature too high, high temperature is transmitted to motor from power transmission shaft, motor temperature is increased, but when motor temperature is too high, result in the damage of motor, causing damage, even if installing passing through fan in fan end, but cooling efficiency is low, heat-transfer rate is fast, also easy motor damage, and high cost, vibrate bigger in operation process.
Utility model content
For the technical bug of above-mentioned existence, this utility model provides a kind of resisting blower, rational in infrastructure, good cooling effect, keep motor (1) temperature not too high, motor (1) durable, and little portable blower fan is vibrated in work operation.
This utility model one resisting blower, it is made up of the motor (1) being arranged on support, impeller unit (2), power transmission shaft and bearing block (3), it is characterized in that: power transmission shaft is Hollow Transmission Shafts (4), described Hollow Transmission Shafts (4) inner hollow, axis body have some air inlets (5), air outlet (6), air outlet (6) is opened on the axis body wall of impeller unit (2) one end, and Hollow Transmission Shafts (4) connects motor (1) and impeller unit (2) through bearing block (3).
Described air outlet (6) is venthole (7), and 6 to 12 ventholes (7) are distributed with plum blossom-shaped.
Described air inlet (5) is some air inlets (8), Hollow Transmission Shafts (4) be provided with some volume air blade (9), volume air blade (9) cross section not with the axis perpendicular of Hollow Transmission Shafts (4).
Described air inlet (8) aperture is not less than 3mm, and air inlet (8) is arranged on the axial wall of blower fan one end, and layout is plum blossom-shaped.
There is the uneven warping unilateral in blade in the described volume air blade (9) edge in the one end near motor (1), and the tangent plane of unilateral and volume air blade (9) and the contact point of Hollow Transmission Shafts (4) of volume air blade (9) forms angle of inclination.
Described volume air blade (9) is distributed for axial symmetry for two panels or four and with the axis of Hollow Transmission Shafts (4).
Described air inlet (8) is arranged in columns to parallel to the axis, and becomes 6 rows to be evenly distributed on axial wall, often 4 air inlets (8) of row,
Support is provided with safety guard plate (10), and safety guard plate (10) is placed in volume air blade (9) top of roll coil of strip air blade (9).
Described air inlet (5) is slotted (11) for long strip type, and the outward opening of described long strip type fluting (11) is more than inner opening.
Described long strip type fluting (11) quantity is two or four, and long strip type fluting (11) is parallel with the axis of Hollow Transmission Shafts (4), and long strip type fluting (11) position is offered with axis for axial symmetry.
Operation principle is introduced: a kind of resisting blower, by the motor (1) being arranged on support, impeller unit (2), power transmission shaft and bearing block (3) are constituted, power transmission shaft is Hollow Transmission Shafts (4), described Hollow Transmission Shafts (4) inner hollow, axis body has some air inlets (5), air outlet (6), air outlet (6) is opened on the axis body wall of impeller unit (2) one end, Hollow Transmission Shafts (4) connects motor (1) and impeller unit (2) through bearing block (3), during work, motor (1) rotates, Hollow Transmission Shafts (4) is driven to rotate, rotary course enters Hollow Transmission Shafts (4) inside of hollow at Hollow Transmission Shafts (4) ambient air from air inlet (5), reserve from air outlet (6) again, process experienced by Hollow Transmission Shafts (4) whole piece empty internal, form the circulation of air-flow, thus the high temperature taken away on power transmission shaft, reach cooling-down effect, make the temperature passing to motor (1) of a sufficiently low so that the maximum temperature that can bear not over motor (1) and damage,
Further, described air outlet (6) is venthole (7), 6 to 12 ventholes (7) are distributed with plum blossom-shaped, venthole (7) can be shape circular, ellipse, square or rectangle, plum blossom-shaped distribution makes the venthole (7) often arranged all misplace relatively, gas from Hollow Transmission Shafts (4) can uniformly be flowed out, strengthen area of efflux and efficiency.
Further, described air inlet (5) is some air inlets (8), Hollow Transmission Shafts (4) is provided with some volumes air blade (9), volume air blade (9) cross section not with the axis perpendicular of Hollow Transmission Shafts (4), described air inlet (8) aperture is not less than 3mm, air inlet (8) is arranged on the axial wall of blower fan one end, layout is plum blossom-shaped, air inlet (8) can be circular, ellipse shape, square or rectangle, plum blossom-shaped distribution makes the air inlet (8) often arranged all misplace relatively, make the gas can even in Hollow Transmission Shafts (4), volume air blade (9) is fixed on Hollow Transmission Shafts (4) axial wall, Hollow Transmission Shafts (4) rotates and namely drives volume air blade (9) to rotate, volume air blade (9) ambient air changes direction under the stop of volume air blade (9), just enter the air inlet (8) on volume air blade (9) lower section Hollow Transmission Shafts (4), improve intake, improve cooling-down effect.
Further, there be the uneven warping unilateral in blade in the described volume air blade (9) edge in the one end near motor (1), the tangent plane of unilateral and volume air blade (9) and the contact point of Hollow Transmission Shafts (4) of volume air blade (9) forms angle of inclination, described volume air blade (9) is distributed for axial symmetry for two panels and with the axis of Hollow Transmission Shafts (4), warping all make volume air blade (9) more can effectively control in rotary course with the gradient flow direction of air that volume air blade (9) contacts is towards Hollow Transmission Shafts (4) axial plane, thus increasing the intake that Hollow Transmission Shafts (4) is internal further.
Further; support is provided with safety guard plate (10); safety guard plate (10) is placed in volume air blade (9) top of roll coil of strip air blade (9); owing to installing volume air blade (9); add the danger in work process; Hollow Transmission Shafts (4) when safety guard plate (10) can effectively protect and prevent staff or foreign body from directly contacting work, produces unnecessary dangerous consequences.
Improve further, described air inlet (5) slots (11) for long strip type, long strip type fluting (11) quantity is four, long strip type fluting (11) is parallel with the axis of Hollow Transmission Shafts (4), long strip type fluting (11) position is offered with axis for axial symmetry, and the outward opening of described long strip type fluting (11) is more than inner opening; Such design increases the incoming air area of air inlet (5); intake is strengthened thus overall; air intake rate can be effectively improved; without the need for the assistance of volume air blade (9), the effect of cooling protection motor (1) just can be reached, and; after eliminating volume air blade (9); blower fan entirety standardization is strong and attractive in appearance, the effects such as operating noise is little, safe and convenient.
This utility model simple in construction, cost of manufacture is low, energy-conserving and environment-protective, when motor high speed rotating, it is possible to flow of cooled air is involved in the motor side of hollow connecting shaft, can extracting high-temperature air-flow, utilizing and the heat of oil smoke can be stoped to reach motor side with blade hollow axle to be burnt out by motor, simultaneously convenient install, noise is little, of many uses, it is appreciated that to derive air-flow in being used for assisting chimney.
Accompanying drawing explanation
Fig. 1 is this utility model complete machine perspective view;
Fig. 2 is this utility model complete machine front view;
Fig. 3 is Hollow Transmission Shafts structural front view;
Fig. 4 is Hollow Transmission Shafts structural perspective;
Fig. 5 is the Hollow Transmission Shafts structural perspective of four volume air blade structures;
Fig. 6 is the Hollow Transmission Shafts connection diagram of two panels volume air blade structure;
Fig. 7 is Hollow Transmission Shafts structural perspective;
Fig. 8 is the Hollow Transmission Shafts axonometric chart of long strip type fluting;
Fig. 9 is the Hollow Transmission Shafts structural perspective of long strip type fluting;
Figure 10 is the Hollow Transmission Shafts structural perspective with four long strip type flutings;
Wherein: 1 motor, 2 impeller units, 3 bearing blocks, 4 Hollow Transmission Shafts, 5 air inlets, 6 air outlets, 7 ventholes, 8 air inlets, 9 volume air blades, 10 safety guard plates, 11 long strip type flutings.
Detailed description of the invention
Embodiment 1:
As shown in Fig. 1 Fig. 7: a kind of resisting blower is by the motor 1 being arranged on support, impeller unit 2, power transmission shaft and bearing block 3 are constituted, power transmission shaft is Hollow Transmission Shafts 4, described Hollow Transmission Shafts 4 inner hollow, axis body has some air inlets 5, air outlet 6, air outlet 6 is opened on the axis body wall of impeller unit 2 one end, Hollow Transmission Shafts 4 connects motor 1 and impeller unit 2 through bearing block 3, described air outlet 6 is venthole 7, specifically it is distributed with plum blossom-shaped with 6 or 6 to 12 ventholes 7, described air inlet 5 is 24 air inlets 8, every 4 is on the parallel axial plane being distributed in Hollow Transmission Shafts 4 of a vertical setting of types, Hollow Transmission Shafts 4 is provided with 2 or 2 to 4 volume air blades 9 and is distributed for axial symmetry with the axis of Hollow Transmission Shafts 4, volume air blade 9 cross section not with the axis perpendicular of Hollow Transmission Shafts 4, described air inlet 8 aperture is 3mm, air inlet 8 is arranged on the axial wall of blower fan one end, layout is plum blossom-shaped, there be the uneven warping unilateral in blade in the volume air blade 9 edge in the one end near motor 1, the tangent plane of unilateral and volume air blade 9 and the contact point of Hollow Transmission Shafts 4 of volume air blade 9 forms angle of inclination, support is provided with safety guard plate 10, safety guard plate 10 is placed in above the volume air blade 9 of roll coil of strip air blade 9.
This utility model joint blower fan structure is reasonable, good cooling effect, keeps motor side temperature not too high, motor durable, and vibrates little portable blower fan in work operation.
Embodiment 2:
Such as Fig. 8, Fig. 9, shown in Figure 10: the air inlet 5 on embodiment 1 hollow core power transmission shaft 4 slots 11 for long strip type, the outward opening of described long strip type fluting 11 is more than inner opening, described long strip type slots 11 quantity for two or more, such as four, long strip type fluting 11 is parallel with the axis of Hollow Transmission Shafts 4, long strip type 11 positions of slotting are offered with axis for axial symmetry, therefore it is no need for volume air blade 9 and safety guard plate 10 are installed in Hollow Transmission Shafts 4, increase the incoming air area of air inlet 5, intake is strengthened thus overall, air intake rate can be effectively improved, assistance without the need for volume air blade 9, just can reach the effect of cooling protection motor 1, and, after eliminating volume air blade 9, blower fan entirety standardization is strong and attractive in appearance, operating noise is little, the effects such as safe and convenient.
A root Hollow Transmission Shafts 2 is had between this utility model motor and blower fan, 4 apertures can be devised near motor one end on axle, it is arranged in a row, and pass straight through to the other end, two pieces of symmetries and blade in opposite direction is devised above aperture, and in certain angle of inclination, when motor high speed rotating, it is possible to flow of cooled air is imported the motor side of hollow connecting shaft thus reaching the purpose of cooling.
Band blade Hollow Transmission Shafts central hollow described in the utility model, on axle, design has two sides blade, in opposite direction symmetry shape, has 4 apertures at corresponding blade arranged beneath. If power of motor is bigger, it is possible to made by bearing thicker and increase air draft hole, there are 6 ventholes in the design near blower fan one end, in plum blossom-shaped.
This utility model fan shaft foot removes blade, gets out long strip type hole on symmetry direction, and Buddhism is just to direction of rotation, and axle gauge model after its improvement, attractive in appearance, noise is little than before a lot, has cooling function equally.
This utility model relates to a kind of resisting blower and is characterized by being in that between blower fan and motor and has a Hollow Transmission Shafts. Devising 6 rounds at power transmission shaft near blower fan one end, layout is plum blossom-shaped (according to the size of the suitable control hole of the thickness of the size of power of motor and axle and how many). 8 holes are devised near motor one end, it is arranged in a row and symmetrical, above hole, devises two pieces of symmetries and in opposite direction two pieces of volume air blades, and have certain angle of inclination, when motor high speed rotating, it is possible to flow of cooled air is involved in the motor side of hollow connecting shaft. This resisting blower can extracting high-temperature air-flow, utilize and the heat of oil smoke can be stoped to reach motor side with blade hollow axle to be burnt out by motor. Convenient installation, noise is little, of many uses. It is commonly used to auxiliary chimney and derives air-flow.
This utility model joint blower motor drives fan blade by power transmission shaft, reaches to extract the effect of oil smoke, is mounted with a safety guard plate outside power transmission shaft, protects power transmission shaft blade not hurt people when machine run. Whole machine is supported by a base and fixes motor, power transmission shaft and blower fan.
Band blade Hollow Transmission Shafts, on axle, design has two sides blade, in opposite direction symmetry shape, has multiple hole at corresponding blade arranged beneath. Near blower fan one end, design has 6 ventholes, in plum blossom-shaped. When motor runs at full speed, blower fan is driven by power transmission shaft, a large amount of heat energy can be produced when blower fan time long operational time time, in one end of Hollow Transmission Shafts, design has multiple aperture and blade, cold air is transferred to other end blower fan place by the aperture below blade through hollow axle, then discharges from the 6 of blower fan plum blossom-shaped holes, according to blower fan size, power of motor adjusts the size of power transmission shaft and eyelet, thus reaching cooling and stoping the effect of heat transmission.
Claims (10)
1. a resisting blower, it is made up of the motor (1) being arranged on support, impeller unit (2), power transmission shaft and bearing block (3), it is characterized in that: power transmission shaft is Hollow Transmission Shafts (4), described Hollow Transmission Shafts (4) inner hollow, axis body have some air inlets (5), air outlet (6), air outlet (6) is opened on the axis body wall of impeller unit (2) one end, and Hollow Transmission Shafts (4) connects motor (1) and impeller unit (2) through bearing block (3).
2. a kind of resisting blower according to claim 1, it is characterised in that described air outlet (6) is venthole (7), and 6 to 12 ventholes (7) are distributed with plum blossom-shaped.
3. a kind of resisting blower according to claim 1 and 2, it is characterized in that described air inlet (5) is for some air inlets (8), Hollow Transmission Shafts (4) be provided with some volume air blade (9), volume air blade (9) cross section not with the axis perpendicular of Hollow Transmission Shafts (4).
4. a kind of resisting blower according to claim 3, it is characterised in that described air inlet (8) aperture is not less than 3mm, and air inlet (8) is arranged on the axial wall of blower fan one end, and layout is plum blossom-shaped.
5. a kind of resisting blower according to claim 4, it is characterized in that there be the uneven warping unilateral in blade in the described volume air blade (9) edge in the one end near motor (1), the tangent plane of unilateral and volume air blade (9) and the contact point of Hollow Transmission Shafts (4) of volume air blade (9) forms angle of inclination.
6. a kind of resisting blower according to claim 5, it is characterised in that described volume air blade (9) is for two panels or four and is distributed with the axis of Hollow Transmission Shafts (4) for axial symmetry.
7. a kind of resisting blower according to claim 6, it is characterised in that described air inlet (8) is arranged in columns to parallel to the axis, becomes 6 rows to be evenly distributed on axial wall, often 4 air inlets (8) of row,
8. a kind of resisting blower according to claim 3, it is characterised in that support is provided with safety guard plate (10), safety guard plate (10) is placed in volume air blade (9) top of roll coil of strip air blade (9).
9. a kind of resisting blower according to claim 1, it is characterised in that described air inlet (5) is slotted (11) for long strip type, and the outward opening of described long strip type fluting (11) is more than inner opening.
10. a kind of resisting blower according to claim 9, it is characterized in that described long strip type fluting (11) quantity is two or four, long strip type fluting (11) is parallel with the axis of Hollow Transmission Shafts (4), and long strip type fluting (11) position is offered with axis for axial symmetry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521136483.4U CN205297978U (en) | 2015-12-31 | 2015-12-31 | High temperature resistant fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521136483.4U CN205297978U (en) | 2015-12-31 | 2015-12-31 | High temperature resistant fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205297978U true CN205297978U (en) | 2016-06-08 |
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ID=56470321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521136483.4U Active CN205297978U (en) | 2015-12-31 | 2015-12-31 | High temperature resistant fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205297978U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465018A (en) * | 2015-12-31 | 2016-04-06 | 朱德征 | High-temperature-resistant draught fan |
-
2015
- 2015-12-31 CN CN201521136483.4U patent/CN205297978U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465018A (en) * | 2015-12-31 | 2016-04-06 | 朱德征 | High-temperature-resistant draught fan |
| CN105465018B (en) * | 2015-12-31 | 2019-03-15 | 朱德征 | A kind of resisting blower |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |