CN205639009U - Centrifugal fan of high -efficient production - Google Patents
Centrifugal fan of high -efficient production Download PDFInfo
- Publication number
- CN205639009U CN205639009U CN201620413288.XU CN201620413288U CN205639009U CN 205639009 U CN205639009 U CN 205639009U CN 201620413288 U CN201620413288 U CN 201620413288U CN 205639009 U CN205639009 U CN 205639009U
- Authority
- CN
- China
- Prior art keywords
- spiral case
- control box
- efficient production
- shaft motor
- centrifugal blower
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides a centrifugal fan of high -efficient production, includes mounting plate, spiral case, two -extending -shaft motor and wind wheel, and two -extending -shaft motor and spiral case are installed in mounting plate, and the wind wheel is fixed in in two -extending -shaft motor's two pivots to be located the inside of spiral case, the bottom of spiral case is equipped with the air exit, and its lateral wall is equipped with the air inlet, still be equipped with the control box, the control box integration is equipped with the control box bottom plate, four angles of control box bottom plate are the fillet, are fixed in two -extending -shaft motor with the control box bottom plate through the bolt, and the side of control box lies in bolt position department and is equipped with and keeps away the dead slot. The utility model discloses according to above -mentioned content, provide a centrifugal fan of high -efficient production, its simple structure, job stabilization can high -efficiently produce.
Description
Technical field
This utility model relates to blower fan field, particularly relates to the centrifugal blower of a kind of efficient production.
Background technology
Centrifugal blower is dependent on the mechanical energy of input, improves gas pressure and supplies gas side by side the machinery of body, and it is a kind of driven fluid machinery.Centrifugal blower is the principle being converted to potential energy according to kinetic energy, utilizes the impeller of high speed rotating to be accelerated by gas, then slows down, changes the flow direction, make kinetic energy be converted into potential energy.In one-stage centrifugal blower fan, gas is from axially into impeller, and gas is radially redirected when flowing through impeller, subsequently into diffuser.But, existing centrifugal fan structure is complicated, it is difficult to efficiently produce.
Utility model content
The purpose of this utility model is to propose the centrifugal blower of a kind of efficient production, its simple in construction, working stability, it is possible to efficiently produce.
For reaching this purpose, this utility model by the following technical solutions:
The centrifugal blower of a kind of efficient production, including mounting base, spiral case, double extension shaft motor and wind wheel, described double extension shaft motor and spiral case are installed on described mounting base, and described wind wheel is fixed in two rotating shafts of described double extension shaft motor, and is positioned at the inside of described spiral case；
The bottom of described spiral case is provided with exhaust outlet, and its sidewall is provided with air inlet；
Being additionally provided with control box, described control box integration is provided with control box plate；
Four angles of described control box plate are fillet, by bolt, control box plate are fixed on described double extension shaft motor, and the side of described control box is also positioned at bolt position and is provided with avoiding hollow groove.
Further, described mounting base includes base plate body, spiral case installation portion and motor mounting part；
Described spiral case is installed on described spiral case installation portion, and described double extension shaft motor is installed on described motor mounting part；
Described spiral case installation position is in the both sides of described motor mounting part and separated by a distance with described motor mounting part.
Further, described motor mounting part includes connecting plate and epirelief installing plate, and described connecting plate is located at the both sides of described epirelief installing plate；
Being additionally provided with bolt and pad, by bolt and the cooperation of pad, described connecting plate is fixed on described base plate body, described double extension shaft motor is installed on described epirelief installing plate.
Further, also including square collets and insulation sleeve, described collets are located between described epirelief installing plate and described double extension shaft motor, and described insulation sleeve, double extension shaft motor, collets and epirelief installing plate are fixed together by bolt.
Further, described spiral case installation portion includes four pieces of limiting plates, the outer wall of the exhaust outlet of described spiral case and four pieces of described limiting plates fit tightly, and by fixture, the outer wall of the exhaust outlet of described spiral case are fixed on described limiting plate, and the end of described limiting plate is provided with angle of chamfer.
Further, the air inlet of described spiral case is provided with current collector, and described current collector is screwed.
Further, described current collector includes outer arc portion and inner arc portion, and described outer arc portion is loop configuration, gradually reduces to described rotating shaft and extend inside it, forms the transition structure of arc, its transition structure the most described inner arc portion.
Further, described wind wheel includes two single-wheels；
Described single-wheel includes that blade, the first connection ring and second connect ring, and described first connection ring and second connects ring and is oppositely arranged with one heart, and described blade is connected to the first connection ring and second equally spacedly and connects between ring；
Described the second of two described single-wheels connects ring and contacts, and is fixed by axle sleeve.
Further, described blade is arc shaped blade, and the quantity of the blade of described single-wheel is 90-100 sheet.
Further, through the central point C of described blade tip, make the vertical straight line L with described mounting base, make the tangent line H of described blade with central point C, the angle of tangent line H and straight line L is just the setting angle D of described blade, and its setting angle D is between 25 ° to-30 °.
This utility model, according to foregoing, proposes the centrifugal blower of a kind of efficient production, its simple in construction, working stability, it is possible to efficiently produce.
Accompanying drawing explanation
Fig. 1 is the structural representation of one of them embodiment of this utility model.
Fig. 2 is the elevational schematic view of one of them embodiment of this utility model.
Fig. 3 is the partial enlarged drawing at Figure 1A.
Fig. 4 is the partial enlarged drawing at Figure 1B.
Fig. 5 is the structural representation of the current collector of one of them embodiment of this utility model.
Fig. 6 is the structural representation of the wind wheel of one of them embodiment of this utility model.
Fig. 7 is the schematic diagram of this utility model one of them examples measure setting angle D.
Fig. 8 is the partial enlarged drawing at Fig. 1 E.
Wherein: mounting base 1, base plate body 11, spiral case installation portion 12, limiting plate 121, motor mounting part 13, connecting plate 131, epirelief installing plate 132, spiral case 2, current collector 23, outer arc portion 231, inner arc portion 232, exhaust outlet 21, air inlet 22, double extension shaft motor 3, rotating shaft 31, control box 32, control box plate 321, wind wheel 4, single-wheel 41, blade 411, first connect ring 412, second and connect ring 413, collets 71, insulation sleeve 72.
Detailed description of the invention
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by detailed description of the invention.
As shown in Figures 1 to 8, a kind of centrifugal blower of efficient production, including mounting base 1, spiral case 2, double extension shaft motor 3 and wind wheel 4, described double extension shaft motor 3 and spiral case 2 are installed on described mounting base 1, described wind wheel 4 is fixed in two rotating shafts 31 of described double extension shaft motor 3, and is positioned at the inside of described spiral case 2；
The bottom of described spiral case 2 is provided with exhaust outlet 21, and its sidewall is provided with air inlet 22；
Being additionally provided with control box 32, the integration of described control box 32 is provided with control box plate 321；
Four angles of described control box plate 321 are fillet, by bolt, control box plate 321 are fixed on described double extension shaft motor 3, and the side of described control box 32 is also positioned at bolt position and is provided with avoiding hollow groove 322.
When the centrifugal blower of described a kind of efficient production works, described double extension shaft motor 3 rotates, and drive the described wind wheel 4 being fixed on its two rotating shaft 31 to rotate, gas enters into the inside of described spiral case 2 by described air inlet 22, in described spiral case 2, the direction of gas changes along with the rotation of described wind wheel 4, and gas is finally discharged at described air vent 21.
Four limits of described control box 32 are provided with avoiding hollow groove 322, on the one hand the manufacturing cost of described control box 32, the volume of the described control box 32 that slowed down, it is possible to efficiently produce are saved, on the other hand, it is also convenient for bolt and control box plate 321 is fixed on described double extension shaft motor 3；And the fastening effect of bolt is strong; described control box plate 321 can be fitted tightly with described double extension shaft motor 3; and; bolt is used to fix dismounting and the maintenance being also convenient for described control box plate 321; four angles controlling box plate 321 are fillet; play a protective role, it is to avoid staff comes to harm when dismounting and keeping in repair described control box 32.
Further, described mounting base 1 includes base plate body 11, spiral case installation portion 12 and motor mounting part 13；
Described spiral case 2 is installed on described spiral case installation portion 12, and described double extension shaft motor 3 is installed on described motor mounting part 13；
Described spiral case installation portion 12 is positioned at the both sides of described motor mounting part 13, and separated by a distance with described motor mounting part 13.
Described spiral case installation portion 12 is positioned at the both sides of described motor mounting part 13, and described double extension shaft motor 3 of being more convenient for drives the wind wheel 4 of the inside of described spiral case 2 to work；Motor mounting part 13 described in described spiral case installation portion is separated by a distance, ensure there is certain reserved location between described spiral case 2 and described double extension shaft motor 3, facilitate described spiral case 2 and the dismounting of described double extension shaft motor 3, it also avoid and between described spiral case 2 and described double extension shaft motor 3, lean on to obtain the tightest occurred interfering with each other.
Further, described motor mounting part 13 includes that connecting plate 131 and epirelief installing plate 132, described connecting plate 131 are located at the both sides of described epirelief installing plate 132；
Being additionally provided with bolt and pad, by bolt and the cooperation of pad, described connecting plate 131 is fixed on described base plate body 11, described double extension shaft motor 3 is installed on described epirelief installing plate 132.
By bolt and the cooperation of pad, make described epirelief installing plate 132 more be stably mounted at described base plate body 11, also allow for dismounting and the maintenance of described epirelief installing plate 132；Described epirelief installing plate 132 makes described double extension shaft motor 3 separate with described base plate body 11, reduces the vibrations occurred between itself and described base plate body 11 when double extension shaft motor 3 works, improves the job stability of described double extension shaft motor 3.
Further, also include square collets 71 and insulation sleeve 72, described collets 7 are located between described epirelief installing plate 132 and described double extension shaft motor 3, and described insulation sleeve 72, double extension shaft motor 3, collets 71 and epirelief installing plate 132 are fixed together by bolt.
By described collets 71 and the cooperation of insulation sleeve 72, play two grades of leakage protections, effectively prevent described double extension shaft motor 3 from leaking electricity, and square collets 7 also reduce the volume of described insulation fast 7, save its cost of manufacture,.
Further, described spiral case installation portion 12 includes four pieces of limiting plates 121, the outer wall of the exhaust outlet 21 of described spiral case 2 and four pieces of described limiting plates 121 fit tightly, and by fixture, the outer wall of the exhaust outlet 21 of described spiral case 2 being fixed on described limiting plate 121, the end of described limiting plate 121 is provided with angle of chamfer.
Even if described wind wheel 4 high-speed rotation output high pressure draught; described spiral case 2 also can be stably fixed in described limiting plate 121; the end of described limiting plate 121 is provided with angle of chamfer; on the one hand the materials of described limiting plate 121 are saved; on the other hand protective effect is also functioned to; when the outer wall avoiding the exhaust outlet 21 by described spiral case 2 is fixed on described limiting plate 121, hurt staff.
Further, the air inlet 22 of described spiral case 2 is provided with current collector 23, and described current collector 23 is screwed.
Described current collector 23 makes air-flow can be full of air inlet 22 equably, and when air-flow passes through described current collector 23, resistance can slow down, and reduce eddy current crack.
Further, described current collector 23 includes outer arc portion 231 and inner arc portion 232, and described outer arc portion 231 is loop configuration, gradually reduces to described rotating shaft 31 and extends inside it, forms the transition structure of arc, its transition structure the most described inner arc portion 232.
Air-flow can be effectively reduced and pass through disturbance produced by air inlet 22, improve the job stability of the centrifugal blower of described a kind of efficient production.
Further, described wind wheel 4 includes two single-wheels 41；
Described single-wheel 41 includes that blade 411, first connects ring 412 and second and connects ring 413, and described first connection ring 412 and the second connection ring 413 are oppositely arranged with one heart, and described blade 411 is connected to the first connection ring 412 and second equally spacedly and connects between ring 413；
Described the second of two described single-wheels 41 connects ring 413 and contacts, and is fixed by axle sleeve 414.
Described wind wheel 4 includes two single-wheels 41, it is easy to dismounting and the maintenance of described wind wheel 4, described first connection ring 412 and the second connection ring 413 are oppositely arranged with one heart, described blade 411 is made more to be stably installed, described blade 411 is connected to the first connection ring 412 and second equally spacedly and connects between ring 413, resistance when described single-wheel 41 of slowing down rotates, is fixed by axle sleeve 414, makes two single-wheels 41 more be stably installed together.
Further, described blade 411 is arc shaped blade, and the quantity of the blade 411 of described single-wheel 41 is 90-100 sheet.
Make centrifugal blower performance more superior, effectively reduce the volume of centrifugal blower, have bigger blast simultaneously.
Further, through the central point C of described blade 411 end, make the vertical straight line L with described mounting base 1, make the tangent line H of described blade 411 with central point C, the angle of tangent line H and straight line L is just the setting angle D of described blade 411, and its setting angle D is between 25 ° to-30 °.
The efficiency of centrifugal blower can be increased, play the effect improving air-flow.
Know-why of the present utility model is described above in association with specific embodiment.These descriptions are intended merely to explain principle of the present utility model, and can not be construed to the restriction to this utility model protection domain by any way.Based on explanation herein, those skilled in the art need not pay performing creative labour can associate other detailed description of the invention of the present utility model, within these modes fall within protection domain of the present utility model.
Claims (10)
1. the centrifugal blower of an efficient production, including mounting base, spiral case, double extension shaft motor and wind wheel, it is characterized in that: described double extension shaft motor and spiral case are installed on described mounting base, described wind wheel is fixed in two rotating shafts of described double extension shaft motor, and is positioned at the inside of described spiral case；
The bottom of described spiral case is provided with exhaust outlet, and its sidewall is provided with air inlet；
Being additionally provided with control box, described control box integration is provided with control box plate；
Four angles of described control box plate are fillet, by bolt, control box plate are fixed on described double extension shaft motor, and the side of described control box is also positioned at bolt position and is provided with avoiding hollow groove.
The centrifugal blower of a kind of efficient production the most according to claim 1, it is characterised in that: described mounting base includes base plate body, spiral case installation portion and motor mounting part；
Described spiral case is installed on described spiral case installation portion, and described double extension shaft motor is installed on described motor mounting part；
Described spiral case installation position is in the both sides of described motor mounting part and separated by a distance with described motor mounting part.
The centrifugal blower of a kind of efficient production the most according to claim 2, it is characterised in that: described motor mounting part includes connecting plate and epirelief installing plate, and described connecting plate is located at the both sides of described epirelief installing plate；
Being additionally provided with bolt and pad, by bolt and the cooperation of pad, described connecting plate is fixed on described base plate body, described double extension shaft motor is installed on described epirelief installing plate.
A kind of centrifugal blower of efficient production, it is characterized in that: also include square collets and insulation sleeve, described collets are located between described epirelief installing plate and described double extension shaft motor, and described insulation sleeve, double extension shaft motor, collets and epirelief installing plate are fixed together by bolt.
The centrifugal blower of a kind of efficient production the most according to claim 2, it is characterized in that: described spiral case installation portion includes four pieces of limiting plates, the outer wall of the exhaust outlet of described spiral case and four pieces of described limiting plates fit tightly, and by fixture, the outer wall of the exhaust outlet of described spiral case being fixed on described limiting plate, the end of described limiting plate is provided with angle of chamfer.
The centrifugal blower of a kind of efficient production the most according to claim 1, it is characterised in that: the air inlet of described spiral case is provided with current collector, and described current collector is screwed.
The centrifugal blower of a kind of efficient production the most according to claim 6, it is characterized in that: described current collector includes outer arc portion and inner arc portion, and described outer arc portion is loop configuration, gradually reduce to described rotating shaft inside it and extend, form the transition structure of arc, its transition structure the most described inner arc portion.
The centrifugal blower of a kind of efficient production the most according to claim 1, it is characterised in that: described wind wheel includes two single-wheels；
Described single-wheel includes that blade, the first connection ring and second connect ring, and described first connection ring and second connects ring and is oppositely arranged with one heart, and described blade is connected to the first connection ring and second equally spacedly and connects between ring；
Described the second of two described single-wheels connects ring and contacts, and is fixed by axle sleeve.
The centrifugal blower of a kind of efficient production the most according to claim 8, it is characterised in that: described blade is arc shaped blade, and the quantity of the blade of described single-wheel is 90-100 sheet.
The centrifugal blower of a kind of efficient production the most according to claim 8, it is characterized in that: through the central point C of described blade tip, make the vertical straight line L with described mounting base, the tangent line H of described blade is made with central point C, the angle of tangent line H and straight line L is just the setting angle D of described blade, and its setting angle D is between 25 ° to-30 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620413288.XU CN205639009U (en) | 2016-05-06 | 2016-05-06 | Centrifugal fan of high -efficient production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620413288.XU CN205639009U (en) | 2016-05-06 | 2016-05-06 | Centrifugal fan of high -efficient production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205639009U true CN205639009U (en) | 2016-10-12 |
Family
ID=57049853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620413288.XU Active CN205639009U (en) | 2016-05-06 | 2016-05-06 | Centrifugal fan of high -efficient production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205639009U (en) |
-
2016
- 2016-05-06 CN CN201620413288.XU patent/CN205639009U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201757064U (en) | Mixed-flow blower | |
| CN105298877A (en) | Centrifugal axial flow fan | |
| CN201284761Y (en) | Axial flow type high pressure ventilator for locomotive | |
| CN203879801U (en) | Double-suction type centrifugal fan blade | |
| CN203879799U (en) | Double-suction centrifugal fan blade | |
| CN106015092A (en) | High-efficiency energy-saving fan | |
| CN101963157A (en) | High total pressure large-flow wheel disk side beveling type back-ward impeller fan | |
| CN203548269U (en) | Backward type centrifugal fan | |
| CN206487639U (en) | A kind of centrifugal blower case | |
| CN205639009U (en) | Centrifugal fan of high -efficient production | |
| CN205663637U (en) | Stable in structure's centrifugal fan | |
| CN201554592U (en) | Mixed-flow type efficient double volute hydraulic turbine for industrial cooling tower | |
| CN205663638U (en) | Centrifugal fan with multistage earth leakage protection | |
| CN203189286U (en) | Medical fan | |
| CN203516184U (en) | Fan impeller | |
| CN208578748U (en) | AC transmission electric power locomotive traction ventilator and its locomotive | |
| CN208417047U (en) | A kind of pairing face movable vane wheel | |
| CN203548268U (en) | Two-way air inlet centrifugal fan | |
| CN208138204U (en) | Four sides air inlet volute structure | |
| CN203175969U (en) | Multiple-blade centrifugal blower | |
| CN209370112U (en) | A kind of conveying fan | |
| CN201100245Y (en) | A radial acentric ventilator for engine traction motor | |
| CN207814045U (en) | Coiler fan | |
| CN201475042U (en) | Novel axial fan blade for air conditioner | |
| CN208966666U (en) | A kind of centrifugal fan single-cantilever structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |