CN203847416U - Brushless fuel gas fan - Google Patents
Brushless fuel gas fan Download PDFInfo
- Publication number
- CN203847416U CN203847416U CN201420284891.3U CN201420284891U CN203847416U CN 203847416 U CN203847416 U CN 203847416U CN 201420284891 U CN201420284891 U CN 201420284891U CN 203847416 U CN203847416 U CN 203847416U
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- Prior art keywords
- wind wheel
- brushless
- case
- blower fan
- rotor
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- Expired - Lifetime
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- 239000002737 fuel gas Substances 0.000 title abstract 3
- 239000000567 combustion gas Substances 0.000 claims description 15
- 238000009413 insulation Methods 0.000 claims description 11
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 5
- 238000005755 formation reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000826860 Trapezium Species 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a brushless fuel gas fan which comprises a fan assembly and a motor assembly, wherein the fan assembly comprises a wind wheel housing, a wind wheel and a wind wheel cover, the wind wheel is placed in a volute structure formed by combination of the wind wheel housing and the wind wheel cover, an air inlet is formed in the lateral wall of the wind wheel housing, an air outlet is formed in the wind wheel housing and located on the protruding portion of the volute structure, the air outlet is of an outward expanding structure, and the cross section of the air outlet is in the shape of a right trapezoid; the motor assembly comprises a motor shell, a stator and a rotor, the motor shell is installed on the wind wheel cover, the rotor is placed in the motor shell and in the stator, and one end of the rotor protrudes out of the motor shell to be connected and matched with the wind wheel; the motor assembly further comprises a controller, and a controller housing is arranged outside the controller. The brushless fuel gas fan has the advantages that the structure is simple, and due to the adoption of the brushless structure, friction is reduced, the electric energy conversion rate is increased, energy consumption is low, and efficiency is high.
Description
Technical field
The utility model relates to blower fan and manufactures field, especially refers to a kind of brushless combustion gas blower fan.
Background technique
Blower fan is the mechanical energy that relies on input, improves supply gas the side by side machinery of body of gas pressure, and it is a kind of driven fluid machinery.And the power of blower fan input is generally completed by motor, motor is commonly called as motor, the machine that to refer to electric energy conversion be mechanical energy.Motor mainly consists of housing, rotor and stator, and after electrical power, electric current is by epitrochanterian coil, and electrified wire will be subject to the effect of Ampere force in magnetic field, thereby ordering about rotor rotates output torque, realizes the process that is mechanical energy by electric energy conversion.
Existing blower fan mainly exists energy consumption large, the shortcoming that energy transition rate is low; And existing blower fan is many can not be realized and can only control, and therefore the structure of existing blower fan is further improved.
Summary of the invention
Technical problem to be solved in the utility model is the present situation for prior art, provides simple in structure, and energy consumption is little, a kind of brushless combustion gas blower fan that efficiency is high.
The utility model solves the problems of the technologies described above adopted technological scheme:
A kind of brushless combustion gas blower fan, comprise fan assembly and electric machine assembly, wherein, fan assembly comprises wind wheel case, wind wheel and wind wheel cover cap, wind wheel is placed in the worm frame of described wind wheel case and the involutory formation of wind wheel cover cap, on the sidewall of wind wheel case, is provided with intake grill, and this wind wheel case is provided with exhaust outlet at the extension of worm frame, exhaust outlet is outside enlarged configuration, and the cross section of exhaust outlet is at right angles trapezoidal; Electric machine assembly comprises motor case, stator and rotor, and motor case is installed on wind wheeling cover and covers, and rotor is placed in motor case, and rotor is placed in stator, and one end of rotor is stretched out motor case and is connected cooperation with wind wheel; Electric machine assembly also comprises controller, and this controller is outside equipped with controller case.
The technical measures of optimizing also comprise:
Above-mentioned wind wheel comprises central shaft, panel and inner support, is evenly equipped with the dunnage of curved structure between panel periphery and inner support, is provided with guide plate between adjacent shore plates, between inner support and central shaft, is provided with stiffening rib.
The exhaust outlet of above-mentioned wind wheel case is outside enlarged configuration.
Between above-mentioned wind wheel case and wind wheel cover cap, be provided with suitable seal ring.
The both sides of above-mentioned stator are respectively arranged with front felt pad and rear felt pad.
The periphery of above-mentioned motor case is provided with insulation rubber cover.
The number of above-mentioned insulation rubber cover is 3, and 3 insulation rubber covers are distributed in the periphery of motor case, and angle is between any two 120 °.
On above-mentioned rotor, be provided with fan blade.
The rotating shaft of above-mentioned rotor matches with motor case by bearing.
A kind of brushless combustion gas blower fan of the present utility model, comprise fan assembly and electric machine assembly, wherein, fan assembly comprises wind wheel case, wind wheel and wind wheel cover cap, wind wheel is placed in the worm frame of described wind wheel case and the involutory formation of wind wheel cover cap, on the sidewall of wind wheel case, is provided with intake grill, and this wind wheel case is provided with exhaust outlet at the extension of worm frame, exhaust outlet is outside enlarged configuration, and the cross section of exhaust outlet is at right angles trapezoidal; After fan starting, air enters in wind wheel case from intake grill, and booster and speed-increasing under the drive of portion's wind wheel within it, because exhaust outlet is outside enlarged configuration, accelerate the speed of outside air draft, the simultaneously increase of the velocity of discharge also can be played twitch effect to inner air mobile, is conducive to improve the flowing velocity of inner air, and the exhaust outlet in employing right-angled trapezium cross section makes blower fan structure more compact.Electric machine assembly comprises motor case, stator and rotor, and blower fan connects after electricity, thereby rotor rotates drive, wind wheel rotates, thereby reaches the object of air-supply; Electric machine assembly also comprises controller, and this controller is outside equipped with controller case, and controller can be realized and controlling the rotating speed of motor.This brushless combustion gas blower fan structure is simple, and adopts brushless structure, has reduced frictional force, has improved energy conversion rate, and its energy consumption is little, and efficiency is high.
In addition, wind wheel comprises central shaft, panel and inner support, is evenly equipped with the dunnage of curved structure between panel periphery and inner support, is provided with guide plate between adjacent shore plates, between inner support and central shaft, is provided with stiffening rib; Dunnage plays certain guide functions, and guide plate is set between adjacent shore plates, strengthens water conservancy diversion effect, has the raising of the air pressure utilized and flowing velocity.
Between wind wheel case and wind wheel cover cap, be provided with suitable seal ring, seal ring the sealing having guaranteed between wind wheel case and wind wheel cover cap is set, guaranteed normal operation and the high efficiency of blower fan.
Accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present utility model;
Fig. 2 is the sectional view of A-A in Fig. 1;
Fig. 3 is the right elevation of Fig. 1;
Fig. 4 is the decomposition chart of Fig. 1;
Fig. 5 is the three-dimensional structure diagram of wind wheel in Fig. 4;
Fig. 6 is the face upwarding assumption diagram of wind wheel in Fig. 4;
Fig. 7 is the sectional structure chart of wind wheel in Fig. 5.
Embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
Structural representation of the present utility model as shown in Figure 1 to Figure 7 shows the,
Reference character is wherein: wind wheel case 1, intake grill 11, exhaust outlet 12, seal ring 13, wind wheel 2, central shaft 21, panel 22, inner support 23, dunnage 24, guide plate 25, stiffening rib 26, wind wheel cover cap 3, motor case 4, insulation rubber cover 41, stator 5, front felt pad 51, rear felt pad 52, rotor 6, fan blade 61, rotating shaft 62, bearing 63, controller 7, controller case 8.
As shown in Figures 1 to 7,
A kind of brushless combustion gas blower fan of the present utility model, comprise fan assembly and electric machine assembly, wherein, fan assembly comprises wind wheel case 1, wind wheel 2 and wind wheel cover cap 3, wind wheel 2 is placed in the worm frame of described wind wheel case 1 and wind wheel cover cap 3 involutory formations, is provided with intake grill 11 on the sidewall of wind wheel case 1, and this wind wheel case 1 is provided with exhaust outlet 12 at the extension of worm frame, exhaust outlet 12 is outside enlarged configuration, and the cross section of exhaust outlet 12 is at right angles trapezoidal; Electric machine assembly comprises motor case 4, stator 5 and rotor 6, and motor case 4 is installed on wind wheel cover cap 3, and rotor 6 is placed in motor case 4, and rotor 6 is placed in stator 5, and one end of rotor 6 is stretched out motor case 4 and is connected cooperation with wind wheel 2; Electric machine assembly also comprises controller 7, and this controller 7 is outside equipped with controller case 8.
In embodiment, wind wheel 2 comprises central shaft 21, panel 22 and inner support 23, the dunnage 24 that is evenly equipped with curved structure between panel 22 peripheries and inner support 23, is provided with guide plate 25 between adjacent shore plates 24, between inner support 23 and central shaft 21, be provided with stiffening rib 26.
Between adjacent shore plates 24, be arranged at intervals with 2 guide plates 25, dunnage 24 plays certain water conservancy diversion to use, and guide functions has been strengthened in the setting of guide plate 25, more has the raising of the air pressure utilized and flowing velocity.
In embodiment, between wind wheel case 1 and wind wheel cover cap 3, be provided with suitable seal ring 13; Seal ring 13 the sealing having guaranteed between wind wheel case 1 and wind wheel cover cap 3 is set, guaranteed normal operation and the high efficiency of blower fan.
In embodiment, the both sides of stator 5 are respectively arranged with front felt pad 51 and rear felt pad 52; Front felt pad 51 and rear felt pad 52 play insulating effect, can guarantee the use of blower fan safety
In embodiment, the periphery of motor case 4 is provided with insulation rubber cover 41.
In embodiment, the number of insulation rubber cover 41 is 3, and 3 insulation rubber covers 41 are distributed in the periphery of motor case 4, and angle is between any two 120 °.
When the setting of insulation rubber cover 41 can prevent blower fan running, the vibrations that wind wheel 2 produces are passed to after rotor 6, outwards transmit again, thereby complete blower can not produce excessive vibrations by motor case 4.
In embodiment, on rotor 6, be provided with fan blade 61; The setting of fan blade 61 can effectively reduce the temperature of rotor 6, avoids its excess Temperature and affects normal operation.
In embodiment, the rotating shaft 62 of rotor 6 matches with motor case 4 by bearing 63; Adopt bearing 63 support rotor 6 to rotate, reduced the frictional force of rotating, improved the utilization ratio of electric energy.
Working principle:
Blower fan connects after electricity, by controller 7, controls rotor 6 rotating speeds.After energising, rotor 6 is subject to Ampere force effect and rotates in stator 5, thereby drives wind wheel 2 to rotate, and the motor of this blower fan adopts brushless structure, and the frictional force while having reduced motor rotation, has reduced the loss without reason of the energy, improves the utilization ratio of electric energy.
The involutory formation worm frame of wind wheel case 1 and wind wheel cover cap 3, wind wheel 2 rotates, by the air in spiral case from exhaust outlet 12, the air of blower fan outside is sucked from intake grill 11 simultaneously, the air sucking flows under the drive of wind wheel 2 in spiral case, air booster and speed-increasing in flow process, finally discharges from exhaust outlet 12, so circulation.Exhaust outlet 12 is outside enlarged configuration, and this structure is conducive to the quick discharge of air in spiral case, and the quick discharge of air can drive again the increase of the flowing velocity of air in spiral case, thereby has improved the efficiency of blower fan.
Most preferred embodiment of the present utility model is illustrated, and the various variations of being made by those of ordinary skills or remodeling can not depart from scope of the present utility model.
Claims (8)
1. a brushless combustion gas blower fan, comprise fan assembly and electric machine assembly, it is characterized in that: described fan assembly comprises wind wheel case (1), wind wheel (2) and wind wheel cover cap (3), described wind wheel (2) is placed in the worm frame of described wind wheel case (1) and the involutory formation of wind wheel cover cap (3), on the sidewall of described wind wheel case (1), be provided with intake grill (11), this wind wheel case (1) is provided with exhaust outlet (12) at the extension of worm frame, described exhaust outlet (12) is outside enlarged configuration, and the cross section of exhaust outlet (12) is at right angles trapezoidal; Described electric machine assembly comprises motor case (4), stator (5) and rotor (6), described motor case (4) is installed on wind wheel cover cap (3), described rotor (6) is placed in motor case (4), described rotor (6) is placed in stator (5), and one end of rotor (6) is stretched out motor case (4) and is connected cooperation with wind wheel (2); Described electric machine assembly also comprises controller (7), and this controller (7) is outside equipped with controller case (8).
2. a kind of brushless combustion gas blower fan according to claim 1, it is characterized in that: described wind wheel (2) comprises central shaft (21), panel (22) and inner support (23), between described panel (22) periphery and inner support (23), be evenly equipped with the dunnage (24) of curved structure, between adjacent shore plates (24), be provided with guide plate (25), between described inner support (23) and central shaft (21), be provided with stiffening rib (26).
3. a kind of brushless combustion gas blower fan according to claim 2, is characterized in that: between described wind wheel case (1) and wind wheel cover cap (3), be provided with suitable seal ring (13).
4. a kind of brushless combustion gas blower fan according to claim 3, is characterized in that: the both sides of described stator (5) are respectively arranged with front felt pad (51) and rear felt pad (52).
5. a kind of brushless combustion gas blower fan according to claim 4, is characterized in that: the periphery of described motor case (4) is provided with insulation rubber cover (41).
6. a kind of brushless combustion gas blower fan according to claim 5, it is characterized in that: the number of described insulation rubber cover (41) is 3, insulation rubber cover (41) described in 3 is distributed in the periphery of motor case (4), and angle is between any two 120 °.
7. a kind of brushless combustion gas blower fan according to claim 6, is characterized in that: on described rotor (6), be provided with fan blade (61).
8. a kind of brushless combustion gas blower fan according to claim 7, is characterized in that: the rotating shaft (62) of described rotor (6) matches with motor case (4) by bearing (63).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420284891.3U CN203847416U (en) | 2014-05-30 | 2014-05-30 | Brushless fuel gas fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420284891.3U CN203847416U (en) | 2014-05-30 | 2014-05-30 | Brushless fuel gas fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203847416U true CN203847416U (en) | 2014-09-24 |
Family
ID=51560441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420284891.3U Expired - Lifetime CN203847416U (en) | 2014-05-30 | 2014-05-30 | Brushless fuel gas fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203847416U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016150127A1 (en) * | 2015-03-25 | 2016-09-29 | 中山大洋电机制造有限公司 | Fuel gas fan |
| CN107941669A (en) * | 2017-12-22 | 2018-04-20 | 厦门美时美克空气净化有限公司 | A kind of binary channels air quality detecting device |
-
2014
- 2014-05-30 CN CN201420284891.3U patent/CN203847416U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016150127A1 (en) * | 2015-03-25 | 2016-09-29 | 中山大洋电机制造有限公司 | Fuel gas fan |
| CN107941669A (en) * | 2017-12-22 | 2018-04-20 | 厦门美时美克空气净化有限公司 | A kind of binary channels air quality detecting device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140924 |