CN205243884U - Bilobed wheel centrifugal fan - Google Patents
Bilobed wheel centrifugal fan Download PDFInfo
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- CN205243884U CN205243884U CN201520880302.2U CN201520880302U CN205243884U CN 205243884 U CN205243884 U CN 205243884U CN 201520880302 U CN201520880302 U CN 201520880302U CN 205243884 U CN205243884 U CN 205243884U
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- motor
- impeller
- centrifugal
- weathering
- brshless
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Abstract
The utility model provides a bilobed wheel centrifugal fan, include: the mounting panel is provided with two wind gaps on, biax brushless DC motor, its compare ordinary direct current motor volume littleer, power consumptive lower, the efficiency is higher, life is longer, stability is also higher, biax brushless DC motor is connected with two centrifugal impellers to drive two centrifugal rotating impeller, given play to biax brushless DC motor's performance more fully, it is more abundant to the utilization of the energy, two centrifugal impellers are installed respectively in two crusts of weathering, and two crusts of weathering dock wind side by side with the scene 2 wind gap respectively mutually, biax brushless DC motor installs in the motor support, and the motor support includes: fixed bolster and clamp, the fixed bolster is installed on the mounting panel to with clamp looks joint, biax brushless DC motor installs between fixed bolster and clamp, and the fixed mode of this kind is more simple and reliable, and be convenient for equipment and dismantlement have improved the production and the maintenance efficiency of producer.
Description
Technical field
The utility model relates to ventilation equipment field, more specifically, relates to a kind of double-impeller centrifugal blower fan.
Background technology
Be the common apparatus having a large capacity and a wide range at China's blower fan, its application surface is very extensive, comprises smoke exhaust fan, air-conditioning draught fan, refrigerator blower fan, roof ventilator etc. Taking air-conditioning as example, the blower fan in air-conditioning adopts common DC motor more, and its volume is large, power consumption is high, efficiency is low, the life-span is short and stability is lower, noise is larger, has brought undoubtedly adverse effect for air-conditioning series products. In addition, in market, common blower fan mostly is impeller of a driven by motor, and this occupation mode has reduced the service efficiency of motor, does not give full play of the over-all properties of motor, has caused energy waste to a certain degree. In addition, the fixed form of motor also exists larger defect, and common fixed form is comparatively loaded down with trivial details, is not easy to dismounting and maintenance, and the efficiency of producing and keeping in repair is comparatively low.
How to reduce energy consumption, raising stability in use and the life-span of blower fan and perplex Zhe Ge great producer always,
Above-mentioned situation is prevalent in the industry, has become a urgent problem.
Utility model content
The utility model is intended at least solve one of technical problem existing in prior art.
For this reason, the utility model provides a kind of novel structure, practical, power consumption is low, efficiency is high, long service life, service efficiency is high, dismounting is easy double-impeller centrifugal blower fan.
The utility model provides a kind of double-impeller centrifugal blower fan, comprising: installing plate, on described installing plate, establish
Be equipped with air outlet; Motor, described motor is connected with centrifugal impeller, and drives described centrifugal impeller to rotate; The crust of weathering, the described crust of weathering is the body that sidewall has through hole, the one end on the described crust of weathering is axial is air inlet,
Described centrifugal impeller is installed in the described crust of weathering and is corresponding with described through hole, and described through hole is connected with described air outlet; Electric machine support, described motor is installed on described electric machine support, and described electric machine support is installed on described installing plate, and described motor is twin shaft brshless DC motor; Described centrifugal impeller is two, is respectively the first centrifugal impeller and the second centrifugal impeller, and described the first centrifugal impeller is fixedly connected with two output shafts at described twin shaft brshless DC motor two ends respectively with described the second centrifugal impeller; The described crust of weathering is two, is respectively first crust of weathering and second crust of weathering, and described the first centrifugal impeller and described the second centrifugal impeller are installed in described first crust of weathering and described second crust of weathering accordingly; Described air outlet is two, is respectively the first air outlet and the second air outlet, and described the first air outlet and described the second air outlet are arranged at the two ends of described installing plate along the length direction of described installing plate; Described electric machine support comprises: fixed support and clip, described fixed support is installed on described installing plate, and with the clamping of described clip phase, described twin shaft brshless DC motor is installed between described fixed support and clip.
Double-impeller centrifugal blower fan in this programme adopts twin shaft brshless DC motor, and it is compared, and common DC motor volume is less, power consumption is lower, efficiency is higher, longer service life, stability are also higher, has improved the serviceability of this double-impeller centrifugal blower fan; In addition, this twin shaft brshless DC motor can drive two centrifugal impeller work simultaneously, has given play to more fully the performance of twin shaft brshless DC motor, and service efficiency is higher, more abundant to the utilization of the energy; In addition, adopt the mode of clamping to fix this twin shaft brshless DC motor, its fixed form is more simple and reliable, is convenient to assembly and disassembly, has improved production and the maintenance efficiency of producer.
In addition, the double-impeller centrifugal blower fan in above-described embodiment that the utility model provides can also have following additional technical feature:
According to an embodiment of the present utility model, described fixed support is fixedly installed on described installing plate by screw.
According to an embodiment of the present utility model, on described fixed support, be provided with the motor installation position of mating with the housing outline portion of described twin shaft brshless DC motor, described motor installation position is connected with a snap fit; Described clip mates with the housing outline portion of described twin shaft brshless DC motor, and on described clip, be provided with the buckle matching with described snap fit, described snap fit and described buckle can be fixed on described twin shaft brshless DC motor in described electric machine support after fastening.
According to an embodiment of the present utility model, also comprise: reel, described reel is installed between described twin shaft brshless DC motor and described the first centrifugal impeller and described the second centrifugal impeller, and be fixedly connected with it, make described twin shaft brshless DC motor drive described the first centrifugal impeller and described the second centrifugal impeller to rotate by described reel simultaneously.
According to an embodiment of the present utility model, also comprise: current collector, described current collector is installed on described air inlet place.
According to an embodiment of the present utility model, also comprise: ring flange, described ring flange is two, and described in two, ring flange is fixedly installed on described installing plate by the mode being spirally connected or weld, and corresponding with described the first air outlet and described the second air outlet respectively.
Additional aspect of the present utility model and advantage will become in description part below obviously, or recognize by practice of the present utility model.
Brief description of the drawings
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is according to the main TV structure schematic diagram of the double-impeller centrifugal blower fan described in embodiment of the utility model;
Fig. 2 is the broken section structural representation of the double-impeller centrifugal blower fan shown in Fig. 1;
Fig. 3 is the backsight structural representation of the blower fan of double-impeller centrifugal shown in Fig. 1;
Fig. 4 is the schematic cross-section of the A-A face of the double-impeller centrifugal blower fan shown in Fig. 3;
Fig. 5 is the left TV structure schematic diagram of the double-impeller centrifugal blower fan shown in Fig. 1;
Fig. 6 is the right TV structure schematic diagram of the double-impeller centrifugal blower fan shown in Fig. 1.
Wherein, in Fig. 1 to Fig. 6, the corresponding relation between Reference numeral and component names is:
1 installing plate, 11 air outlets, 111 first air outlets, 112 second air outlets, 2 twin shaft brshless DC motors, 21 output shafts, 3 centrifugal impellers, 31 first centrifugal impellers, 32 second centrifugal impellers, 4 crusts of weathering, 41 through holes, 42 air inlets, 43 first crusts of weathering, 44 second crusts of weathering, 5 electric machine supports, 51 fixed supports, 511 motor installation positions, 512 snap fits, 52 clips, 522 buckles, 6 reels, 7 current collectors, 8 ring flanges, 9 screws.
Detailed description of the invention
In order more clearly to understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, the utility model is further described in detail. It should be noted that, in the situation that not conflicting, the feature in the application's embodiment and embodiment can combine mutually.
A lot of details are set forth in the following description so that fully understand the utility model; but; the utility model can also adopt other to be different from mode described here and implement, and therefore, protection domain of the present utility model is not subject to the restriction of following public specific embodiment.
As shown in Figures 1 to 5, a kind of double-impeller centrifugal providing according to some embodiment of the utility model
Blower fan, comprising: installing plate 1, is provided with air outlet 11 on installing plate 1; Motor, motor is connected with centrifugal impeller 3, and drives centrifugal impeller 3 to rotate; The crust of weathering 4, the crust of weathering 4 has 41 bodys of through hole for sidewall, and the crust of weathering 4 one end on is axially air inlet 42, and centrifugal impeller 3 is installed in the crust of weathering 4 and is corresponding with through hole 41, and through hole 41 is connected with air outlet 11; Electric machine support 5, motor is installed on electric machine support 5, and electric machine support 5 is installed on installing plate 1, and motor is twin shaft brshless DC motor 2; Centrifugal impeller 3 is two, is respectively the first centrifugal impeller 31 and the second centrifugal impeller 32, the first centrifugal impellers 31 and is fixedly connected with two output shafts 21 at twin shaft brshless DC motor 2 two ends respectively with the second centrifugal impeller 32; The crust of weathering 4 is two, is respectively first crust of weathering 43 and the second crust of weathering 44, the first centrifugal impellers 31 and the second centrifugal impeller 32 and is installed on accordingly in first crust of weathering 43 and second crust of weathering 44; Air outlet 11 is two, is respectively the first air outlet 111 and the second air outlet 112, the first air outlets 111 and the second air outlet 112 and is arranged at along the length direction of installing plate 1 two ends of installing plate 1; Electric machine support 5 comprises: fixed support 51 and clip 52, fixed support 51 is installed on installing plate 1, and with clip 52 phase clampings, twin shaft brshless DC motor 2 is installed between fixed support 51 and clip 52.
Double-impeller centrifugal blower fan in this programme adopts twin shaft brshless DC motor, and it is compared, and common DC motor volume is less, power consumption is lower, efficiency is higher, longer service life, stability are also higher, has improved the serviceability of this double-impeller centrifugal blower fan; In addition, this twin shaft brshless DC motor can drive two centrifugal impeller work simultaneously, has given play to more fully the performance of twin shaft brshless DC motor, and service efficiency is higher, more abundant to the utilization of the energy; In addition, adopt the mode of clamping to fix this twin shaft brshless DC motor, its fixed form is more simple and reliable, is convenient to assembly and disassembly, has improved production and the maintenance efficiency of producer.
Particularly, as shown in Figure 3 and Figure 4, fixed support 51 is fixedly installed on installing plate 1 by screw.
Particularly, as shown in Figure 3 and Figure 4, on fixed support, 51 are provided with the motor installation position 511 of mating with the housing outline portion of twin shaft brshless DC motor 2, and motor installation position 511 is connected with a snap fit 512; Clip 52 mates with the housing outline portion of twin shaft brshless DC motor 2, and on clip 52, is provided with the buckle 522 matching with snap fit 512, after snap fit 512 fastens with buckle 522, twin shaft brshless DC motor 2 can be fixed in electric machine support to 5.
Particularly, as shown in Figures 4 to 6, also comprise: reel 6, reel 6 is installed between twin shaft brshless DC motor 2 and the first centrifugal impeller 31 and the second centrifugal impeller 32, and by screw 9, twin shaft brshless DC motor 2 is fixedly connected with the second centrifugal impeller 32 with the first centrifugal impeller 31, make twin shaft brshless DC motor 2 drive the first centrifugal impeller 31 and the second centrifugal impeller 32 to rotate by reel 6 simultaneously.
Certainly, as shown in Figure 5 and Figure 6, also comprise: current collector 7, current collector 7 is installed on air inlet 42 places.
Particularly, as shown in Figure 1, Figure 2, shown in Fig. 5 and Fig. 6, also comprise: ring flange 8, ring flange 8 is two, two ring flanges 8 are fixedly installed on installing plate 1 by the mode being spirally connected, and corresponding with the first air outlet 111 and the second air outlet 112 respectively.
In description of the present utility model, if occur, term " installation ", " being connected ", " connection ", " fixing " etc. all should be interpreted broadly, and for example, " connection " can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be to be directly connected, also can indirectly be connected by intermediary. For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.
In the description of this description, the only object for describing of term " first ", " second ", and can not be interpreted as instruction or hint relative importance, unless otherwise clearly defined and limited; Equally, during this description is described, orientation or the position relationship of the instruction such as term " left side ", " right side " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or unit must have specific direction, construct and operation with specific orientation, therefore, can not be interpreted as restriction of the present utility model.
In the description of this description, if occur, the description of term " embodiment ", " some embodiment ", " specific embodiment " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description. In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example. And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations. All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (6)
1. a double-impeller centrifugal blower fan, comprising:
Installing plate, is provided with air outlet on described installing plate;
Motor, described motor is connected with centrifugal impeller, and drives described centrifugal impeller to rotate;
The crust of weathering, the described crust of weathering is the body that sidewall has through hole, the one end on the described crust of weathering is axial is air inlet,
Described centrifugal impeller is installed in the described crust of weathering and is corresponding with described through hole, and described through hole is connected with described air outlet;
Electric machine support, described motor is installed on described electric machine support, and described electric machine support is installed on described peace
On dress plate, it is characterized in that,
Described motor is twin shaft brshless DC motor;
Described centrifugal impeller is two, is respectively the first centrifugal impeller and the second centrifugal impeller, and described the first centrifugal impeller is fixedly connected with two output shafts at described twin shaft brshless DC motor two ends respectively with described the second centrifugal impeller;
The described crust of weathering is two, is respectively first crust of weathering and second crust of weathering, and described the first centrifugal impeller and described the second centrifugal impeller are installed in described first crust of weathering and described second crust of weathering accordingly;
Described air outlet is two, is respectively the first air outlet and the second air outlet, and described the first air outlet and described the second air outlet are arranged at the two ends of described installing plate along the length direction of described installing plate;
Described electric machine support comprises: fixed support and clip, described fixed support is installed on described installing plate, and with the clamping of described clip phase, described twin shaft brshless DC motor is installed between described fixed support and clip.
2. double-impeller centrifugal blower fan according to claim 1, is characterized in that,
Described fixed support is fixedly installed on described installing plate by screw.
3. double-impeller centrifugal blower fan according to claim 2, is characterized in that,
On described fixed support, be provided with the motor installation position of mating with the housing outline portion of described twin shaft brshless DC motor, described motor installation position is connected with a snap fit;
Described clip mates with the housing outline portion of described twin shaft brshless DC motor, and on described clip, be provided with the buckle matching with described snap fit, described snap fit and described buckle can be fixed on described twin shaft brshless DC motor in described electric machine support after fastening.
4. according to the double-impeller centrifugal blower fan described in any one in claims 1 to 3, it is characterized in that,
Also comprise: reel, described reel is installed between described twin shaft brshless DC motor and described the first centrifugal impeller and described the second centrifugal impeller, and be fixedly connected with it, make described twin shaft brshless DC motor drive described the first centrifugal impeller and described the second centrifugal impeller to rotate by described reel simultaneously.
5. double-impeller centrifugal blower fan according to claim 4, is characterized in that,
Also comprise: current collector, described current collector is installed on described air inlet place.
6. double-impeller centrifugal blower fan according to claim 5, is characterized in that,
Also comprise: ring flange, described ring flange is two, described in two, ring flange is fixedly installed on described installing plate by the mode being spirally connected or weld, and corresponding with described the first air outlet and described the second air outlet respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520880302.2U CN205243884U (en) | 2015-11-07 | 2015-11-07 | Bilobed wheel centrifugal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520880302.2U CN205243884U (en) | 2015-11-07 | 2015-11-07 | Bilobed wheel centrifugal fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205243884U true CN205243884U (en) | 2016-05-18 |
Family
ID=55942970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520880302.2U Active CN205243884U (en) | 2015-11-07 | 2015-11-07 | Bilobed wheel centrifugal fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205243884U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131182A (en) * | 2019-06-13 | 2019-08-16 | 杭州老板电器股份有限公司 | Double axial-flow centrifugal fans are set in one kind |
-
2015
- 2015-11-07 CN CN201520880302.2U patent/CN205243884U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131182A (en) * | 2019-06-13 | 2019-08-16 | 杭州老板电器股份有限公司 | Double axial-flow centrifugal fans are set in one kind |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |