CN203308747U - Low-noise subway small-sized axial-flow fan with knife type blade - Google Patents
Low-noise subway small-sized axial-flow fan with knife type blade Download PDFInfo
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- CN203308747U CN203308747U CN2013203552419U CN201320355241U CN203308747U CN 203308747 U CN203308747 U CN 203308747U CN 2013203552419 U CN2013203552419 U CN 2013203552419U CN 201320355241 U CN201320355241 U CN 201320355241U CN 203308747 U CN203308747 U CN 203308747U
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- cylinder body
- motor
- flow fan
- inner barrel
- type blade
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Abstract
The utility model discloses a low-noise subway small-sized axial-flow fan with a knife type blade. The axial-flow fan comprises a cylinder body and is characterized in that the cylinder body comprises an outer cylinder body and an inner cylinder body, wherein the outer cylinder body is arranged at the periphery of the inner cylinder body; a motor is arranged in the inner cylinder body and is fixed in the inner cylinder body through a motor seat; a motor output shaft is arranged on the motor and is connected with a transmission shaft through a coupling; a hub disc is arranged at the end, away from the motor, of the transmission shaft and is provided with a hub; the blade is arranged at the periphery of the hub. The axial-flow fan has the advantages of small size, convenience in handling and placement, good acoustic absorption effect, low investment cost and high working efficiency, can reduce the influence brought by vibration, and can be applied to subway tunnels.
Description
Technical field
The utility model relates to the blower fan technical field, relates in particular to a kind of cutter type blade low noise subway small-sized axial flow 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.China's blower fan industry, with swift and violent development speed, presents the gesture of quick growth.Blower fan is mainly used in the ventilation in all fields of national economies such as metallurgy, petrochemical industry, electric power, urban track traffic, weaving, boats and ships and various places.Except traditional application, in the fields, more than 20 market potential such as energy-conservation and comprehensive utilization of resources of gangue comprehensive utilization, the technological transformation of new dry process grog, metallurgical industry, larger development prospect will be arranged.Continuous aggravation along with the competition of blower fan manufacturing, also constantly present problems, and as excessive as volume, noise is large, and fabricating cost is high, and efficiency is low.
Therefore, be badly in need of a kind of improved technology and solve existing this problem in prior art.
The model utility content
The purpose of this utility model is to provide a kind of cutter type blade low noise subway small-sized axial flow fan.
The technical solution adopted in the utility model is:
A kind of cutter type blade low noise subway small-sized axial flow fan, comprise cylindrical shell, described cylindrical shell comprises outer cylinder body and inner barrel, and described outer cylinder body is located at the inner barrel periphery, is provided with motor in described inner barrel, described motor is fixed in inner barrel by motor cabinet, described motor is provided with motor output shaft, and described motor output shaft is by coupling connection for transmission axle, and described transmission shaft is provided with wheel hub plate away from motor side, described wheel hub plate is provided with wheel hub, and described wheel hub periphery is provided with blade.
Between described outer cylinder body and inner barrel, be connected with the connection gusset.
Described inner barrel inwall is provided with silencing pad.
Described outer cylinder body and inner barrel are provided with air guide hole away from motor side.
The utility model has the advantages that: volume is small and exquisite, is convenient to carrying and places, and sound-absorbing effect is good, reduces the impact that vibrations bring, and input cost is low, and high working efficiency can apply to subway tunnel.
The accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is structural representation of the present utility model.
Wherein: 1, outer cylinder body, 2, inner barrel, 3, connect gusset, 4, silencing pad, 5, motor, 6, motor cabinet, 7, motor output shaft, 8, coupling, 9, transmission shaft, 10, wheel hub plate, 11, wheel hub, 12, blade, 13, air guide hole.
Embodiment
As shown in Figure 1, a kind of cutter type blade low noise subway small-sized axial flow fan of the present utility model, comprise cylindrical shell, described cylindrical shell comprises outer cylinder body 1 and inner barrel 2, described outer cylinder body 1 is located at inner barrel 2 peripheries, between described outer cylinder body 1 and inner barrel 2, be connected with and connect gusset 3, reduce the impact that vibrations bring, described inner barrel 2 inwalls are provided with silencing pad 4, sound-absorbing effect is good, in described inner barrel 2, be provided with motor 5, described motor 5 is fixed in inner barrel 2 by motor cabinet 6, described motor 5 is provided with motor output shaft 7, described motor output shaft 7 is by coupling 8 connection for transmission axles 9, described transmission shaft 9 is provided with wheel hub plate 10 away from motor 5 ends, described wheel hub plate 10 is provided with wheel hub 11, described wheel hub 11 peripheries are provided with blade 12, blade 12 is the cutter type, blade 12 is greater than the length near wheel hub 11 ends away from the length of wheel hub 11 ends, breeze up, described outer cylinder body 1 and inner barrel 2 are provided with air guide hole 13 away from motor 5 sides, volume is small and exquisite, be convenient to carrying and place, input cost is low, high working efficiency, can apply to subway tunnel.
Claims (4)
1. cutter type blade low noise subway small-sized axial flow fan, comprise cylindrical shell, it is characterized in that: described cylindrical shell comprises outer cylinder body and inner barrel, and described outer cylinder body is located at the inner barrel periphery, is provided with motor in described inner barrel, described motor is fixed in inner barrel by motor cabinet, described motor is provided with motor output shaft, and described motor output shaft is by coupling connection for transmission axle, and described transmission shaft is provided with wheel hub plate away from motor side, described wheel hub plate is provided with wheel hub, and described wheel hub periphery is provided with blade.
2. a kind of cutter type blade low noise subway small-sized axial flow fan according to claim 1, is characterized in that: between described outer cylinder body and inner barrel, be connected with the connection gusset.
3. a kind of cutter type blade low noise subway small-sized axial flow fan according to claim 1, it is characterized in that: described inner barrel inwall is provided with silencing pad.
4. a kind of cutter type blade low noise subway small-sized axial flow fan according to claim 1, it is characterized in that: described outer cylinder body and inner barrel are provided with air guide hole away from motor side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203552419U CN203308747U (en) | 2013-06-20 | 2013-06-20 | Low-noise subway small-sized axial-flow fan with knife type blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203552419U CN203308747U (en) | 2013-06-20 | 2013-06-20 | Low-noise subway small-sized axial-flow fan with knife type blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203308747U true CN203308747U (en) | 2013-11-27 |
Family
ID=49614961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203552419U Expired - Lifetime CN203308747U (en) | 2013-06-20 | 2013-06-20 | Low-noise subway small-sized axial-flow fan with knife type blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203308747U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103816721A (en) * | 2014-01-24 | 2014-05-28 | 中国北方车辆研究所 | Vehicle axial flow type dust suction device |
| CN104791267A (en) * | 2014-01-16 | 2015-07-22 | 无锡市双超风机有限公司 | Fan with increased air volume |
| CN104929962A (en) * | 2015-06-01 | 2015-09-23 | 蚌埠市蚌风风机有限公司 | Axial-flow type fan |
-
2013
- 2013-06-20 CN CN2013203552419U patent/CN203308747U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791267A (en) * | 2014-01-16 | 2015-07-22 | 无锡市双超风机有限公司 | Fan with increased air volume |
| CN103816721A (en) * | 2014-01-24 | 2014-05-28 | 中国北方车辆研究所 | Vehicle axial flow type dust suction device |
| CN103816721B (en) * | 2014-01-24 | 2015-11-18 | 中国北方车辆研究所 | A kind of automobile-used axial-flow type takes out dirt device |
| CN104929962A (en) * | 2015-06-01 | 2015-09-23 | 蚌埠市蚌风风机有限公司 | Axial-flow type fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 226100, Jiangsu, Nantong City, Haimen town, industrial concentrated area west Patentee after: JIANGSU ZHONGLIAN WIND ENERGY MACHINERY Co.,Ltd. Address before: 226100, Jiangsu, Nantong City, Haimen town, industrial concentrated area west Patentee before: Jiangsu Zhonglian Wind Power Machinery Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131127 |