CN204061240U - Centrifugal axial-flow blower - Google Patents
Centrifugal axial-flow blower Download PDFInfo
- Publication number
- CN204061240U CN204061240U CN201420474565.9U CN201420474565U CN204061240U CN 204061240 U CN204061240 U CN 204061240U CN 201420474565 U CN201420474565 U CN 201420474565U CN 204061240 U CN204061240 U CN 204061240U
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- motor
- blower housing
- fix seat
- blower
- fixed
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Abstract
The utility model relates to a kind of blower fan, be specifically related to a kind of centrifugal axial-flow blower, comprise Blower Housing, Blower Housing both ends open, cowling is connected with Blower Housing one end with bolt by inlet flange, this end of Blower Housing arranges fillet, Blower Housing inwall fixed motor fixed base, motor is fixed on motor fix seat, motor rotary shaft connects impeller wheel of centrifugal machine through motor fix seat, motor fix seat is cylindrical shape, fixes filter screen between motor fix seat open end and motor, and the Blower Housing the other end is water conservancy diversion air duct.The utility model compact structure, drafting efficiency is high, noise is low, take volume little, easy to assemble, facilitate equipment cleaning, cylindrical shape water conservancy diversion air duct is conducive to improving drafting efficiency on the one hand, conveniently can clean the exposed part in Blower Housing of motor on the other hand, empirical tests, adopts identical motor, the utility model is compared with axial fan, and drafting efficiency improves 20%-30%.
Description
Technical field
The utility model relates to a kind of blower fan, is specifically related to a kind of centrifugal axial-flow blower.
Background technique
At present, industrial ventilation machine has three major types: axial fan, centrifugal fan and mixed flow fan.Axial-flow blower compact structure, but total head is very low, and drafting efficiency is low, and noise is large; Though centrifugal blower total head is high, drafting efficiency is high, runs noise low, bulky, installs inconvenient.
Application number be 201410233429.5 Chinese patent disclose a kind of axial flow centrifugal blower, be provided with Blower Housing, Blower Housing two ends arrange intake grill and exhaust outlet respectively, Blower Housing comprises inner and outer wall, air channel is formed between inside and outside wall, motor is fixed on inwall by dunnage, motor rotary shaft connects impeller through dunnage, this axial flow centrifugal blower blast regulation range is improved to some extent compared to existing axial-flow blower, and can realize the isolation between motor and workpiece and fluid.But generally, motor weight and volume are comparatively large, can vibrate in running, only rely on the support force of inwall and dunnage to support, easily cause Blower Housing inwall and motor damages in motor vibration process, it is convenient not to overhaul after equipment failure.
Model utility content
For the deficiency in solving the problems of the technologies described above, the purpose of this utility model is: provide a kind of centrifugal axial-flow blower, compact structure, drafting efficiency is high, noise is low, and motor good fixing effect is easy to assemble, facilitates equipment cleaning.
The technological scheme that the utility model adopts for its technical problem of solution is:
Described centrifugal axial-flow blower, comprise Blower Housing, Blower Housing both ends open, open cross-section is circular, cowling is connected with Blower Housing one end with bolt by inlet flange, this end of Blower Housing arranges fillet, Blower Housing inwall fixed motor fixed base, motor is fixed on motor fix seat, motor rotary shaft connects impeller wheel of centrifugal machine through motor fix seat, impeller wheel of centrifugal machine correspondingly with cowling to be arranged Blower Housing is inner, motor fix seat is cylindrical shape, filter screen is fixed between motor fix seat open end and motor, the Blower Housing the other end is water conservancy diversion air duct.
When the utility model uses, first motor is opened, motor is in the fixing lower steady running of motor fix seat, motor rotary shaft drives impeller wheel of centrifugal machine to rotate simultaneously, in impeller wheel of centrifugal machine rotary course external air flow by cowling rectification laggard enter Blower Housing inside, eventually pass water conservancy diversion air duct to discharge, drafting efficiency is high, noise is low.Be connected by inlet flange and bolt between cowling with Blower Housing, easy accessibility, be convenient to carry out the troubleshooting of impeller wheel of centrifugal machine and clean, one end that Blower Housing connects cowling is set to fillet, be convenient to fixing inlet flange, between motor fix seat open end and motor, filter screen is set, can prevent the granulometric impurity in gas from entering motor fix seat and cause motor fault, filter screen can be dismantled, dismounting cleaning is carried out according to its service condition, cylindrical shape water conservancy diversion air duct is conducive to improving drafting efficiency on the one hand, conveniently can clean the exposed part in Blower Housing of motor on the other hand, ensure motor normal service life.
Wherein, preferred version is:
Described Blower Housing is by bar shaped gusset fixed motor fixed base, described bar shaped gusset is provided with 2-4 root, bar shaped gusset can increase Blower Housing rigidity, strengthen the fixed effect of motor fix seat, reduce motor fault rate, bar shaped gusset is symmetrical arranged about Blower Housing axle center, every bar gusset uniform force, bearing power is strong, long service life; Described cowling is tubaeform, and tubaeform cowling blast regulation range is large, and be applicable to high pressure place, cowling also can adopt circle in addition, square or trapezoidal.
Compared with prior art, the utility model has following beneficial effect:
The utility model compact structure, motor good fixing effect, drafting efficiency is high, noise is low, takies volume little, easy to assemble, facilitates equipment cleaning.During use, first open motor, motor is in the fixing lower steady running of motor fix seat, and motor rotary shaft drives impeller wheel of centrifugal machine to rotate simultaneously, in impeller wheel of centrifugal machine rotary course external air flow by cowling rectification laggard enter Blower Housing inside, eventually pass water conservancy diversion air duct discharge.Be connected by inlet flange and bolt between cowling with Blower Housing, easy accessibility, be convenient to carry out the troubleshooting of impeller wheel of centrifugal machine and clean, one end that Blower Housing connects cowling is set to fillet, be convenient to fixing inlet flange, between motor fix seat open end and motor, filter screen is set, can prevent the granulometric impurity in gas from entering motor fix seat and cause motor fault, filter screen can be dismantled, dismounting cleaning is carried out according to its service condition, cylindrical shape water conservancy diversion air duct is conducive to improving drafting efficiency on the one hand, conveniently can clean the exposed part in Blower Housing of motor on the other hand, ensure motor normal service life.Empirical tests, adopts identical motor power (output), and the utility model is compared with axial fan, and drafting efficiency improves 20%-30%.
Accompanying drawing explanation
Fig. 1 the utility model structural representation.
In figure: 1, cowling; 2, inlet flange; 3, impeller wheel of centrifugal machine; 4, filter screen; 5, motor; 6, water conservancy diversion air duct; 7, motor fix seat; 8, gusset; 9, Blower Housing.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is described further:
As shown in Figure 1, centrifugal axial-flow blower described in the utility model, comprise Blower Housing 9, Blower Housing 9 both ends open, open cross-section is circular, cowling 1 is connected with Blower Housing 9 one end with bolt by inlet flange 2, this end of Blower Housing 9 arranges fillet, Blower Housing 9 inwall fixed motor fixed base 7, motor 5 is fixed on motor fix seat 7, motor 5 rotating shaft connects impeller wheel of centrifugal machine 3 through motor fix seat 7, impeller wheel of centrifugal machine 3 correspondingly with cowling 1 to be arranged Blower Housing 9 is inner, motor fix seat 7 is cylindrical shape, filter screen 4 is fixed between motor fix seat 7 open end and motor 5, Blower Housing 9 the other end is water conservancy diversion air duct 6.
Wherein, Blower Housing 9 is by bar shaped gusset 8 fixed motor fixed base 7, described bar shaped gusset 8 is provided with 2-4 root, bar shaped gusset 8 can increase Blower Housing 9 rigidity, strengthens the fixed effect of motor fix seat 7, reduces motor 5 rate of fault, bar shaped gusset 8 is symmetrical arranged about Blower Housing 9 axle center, every bar gusset 8 uniform force, bearing power is strong, long service life; Cowling 1 is tubaeform, and tubaeform cowling 1 blast regulation range is large, and be applicable to high pressure place, cowling 1 also can adopt circle in addition, square or trapezoidal.
When the utility model uses, first motor 5 is opened, motor 5 is in the fixing lower steady running of motor fix seat 7, motor 5 rotating shaft simultaneously drives impeller wheel of centrifugal machine 3 to rotate, in impeller wheel of centrifugal machine 3 rotary course external air flow by cowling 1 rectification laggard enter Blower Housing 9 inner, eventually pass water conservancy diversion air duct 6 to discharge, drafting efficiency is high, noise is low.Be connected by inlet flange 2 and bolt between cowling 1 with Blower Housing 9, easy accessibility, be convenient to carry out the troubleshooting of impeller wheel of centrifugal machine 3 and clean, one end that Blower Housing 9 connects cowling 1 is set to fillet, be convenient to fixing inlet flange 2, filter screen 4 is set between motor fix seat 7 open end and motor 5, can prevent the granulometric impurity in gas from entering motor fix seat 7 and cause motor 5 fault, filter screen 4 can be dismantled, dismounting cleaning is carried out according to its service condition, cylindrical shape water conservancy diversion air duct 6 one aspect is conducive to improving drafting efficiency, conveniently can clean the exposed part in Blower Housing 9 of motor 5 on the other hand, ensure motor 9 normal service life.
Empirical tests, adopt identical motor 9 power, the utility model is compared with axial fan, and drafting efficiency improves 20%-30%.
Claims (4)
1. a centrifugal axial-flow blower, comprise Blower Housing (9), Blower Housing (9) both ends open, open cross-section is circular, it is characterized in that, cowling (1) is connected with Blower Housing (9) one end with bolt by inlet flange (2), Blower Housing (9) this end arranges fillet, Blower Housing (9) inwall fixed motor fixed base (7), motor (5) is fixed on motor fix seat (7), motor (5) rotating shaft connects impeller wheel of centrifugal machine (3) through motor fix seat (7), impeller wheel of centrifugal machine (3) correspondingly with cowling (1) to be arranged Blower Housing (9) is inner, motor fix seat (7) is cylindrical shape, filter screen (4) is fixed between motor fix seat (7) open end and motor (5), Blower Housing (9) the other end is water conservancy diversion air duct (6).
2. centrifugal axial-flow blower according to claim 1, is characterized in that, described motor fix seat (7) is fixed on Blower Housing (9) by bar shaped gusset (8).
3. centrifugal axial-flow blower according to claim 2, is characterized in that, described bar shaped gusset (8) is provided with 2-4 root.
4. centrifugal axial-flow blower according to claim 1 and 2, is characterized in that, described cowling (1) is for tubaeform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420474565.9U CN204061240U (en) | 2014-08-21 | 2014-08-21 | Centrifugal axial-flow blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420474565.9U CN204061240U (en) | 2014-08-21 | 2014-08-21 | Centrifugal axial-flow blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204061240U true CN204061240U (en) | 2014-12-31 |
Family
ID=52202767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420474565.9U Expired - Fee Related CN204061240U (en) | 2014-08-21 | 2014-08-21 | Centrifugal axial-flow blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204061240U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105520679A (en) * | 2016-02-01 | 2016-04-27 | 汉斯控股有限公司 | Window wiper and motor waterproof box thereof |
| CN106438499A (en) * | 2016-12-23 | 2017-02-22 | 广东申菱环境系统股份有限公司 | Axial flow fan installation device for earthquake resistance |
-
2014
- 2014-08-21 CN CN201420474565.9U patent/CN204061240U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105520679A (en) * | 2016-02-01 | 2016-04-27 | 汉斯控股有限公司 | Window wiper and motor waterproof box thereof |
| CN106438499A (en) * | 2016-12-23 | 2017-02-22 | 广东申菱环境系统股份有限公司 | Axial flow fan installation device for earthquake resistance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20190821 |