CN206439238U - A kind of outer-rotor centrifugal fan with damper mechanism - Google Patents
A kind of outer-rotor centrifugal fan with damper mechanism Download PDFInfo
- Publication number
- CN206439238U CN206439238U CN201720119908.3U CN201720119908U CN206439238U CN 206439238 U CN206439238 U CN 206439238U CN 201720119908 U CN201720119908 U CN 201720119908U CN 206439238 U CN206439238 U CN 206439238U
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- Prior art keywords
- damping
- blower housing
- bolt
- damping frame
- damper mechanism
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Abstract
The utility model provides a kind of outer-rotor centrifugal fan with damper mechanism, including blower housing, air outlet, wind wheel, motor, locating slot, shock-absorbing spring, bolt, location nut, damping pad, damping frame, mounting hole and base, described blower housing are arranged within damping frame;Described air outlet is connected with blower housing;Described wind wheel is arranged on the outside of motor;Described locating slot is arranged on blower housing surface;Described shock-absorbing spring is located on the outside of bolt;Described bolt is arranged on damping frame surface;Described tube chamber welds with base is below damping frame.The utility model damping frame, damping pad, the setting of bolt, be conducive to the effective installation and fixation of blower fan, advantageously reduce the Oscillation Amplitude of equipment, reduce the noise of equipment, centrifugal blower operation is more stablized, improve the service life of blower fan, reduce use cost.It is easy to marketing and application.
Description
Technical field
The utility model belongs to blower fan technical field, more particularly to a kind of outer-rotor centrifugal fan with damper mechanism.
Background technology
Traditional motor be stator outside, rotor rotation produce power.External rotor electric machine is structure in contrast,
That is stator is in the centre of motor, and rotor outside, has that efficiency high, noise be low, lightweight, structure is tight relative to inner rotor motor
Gather, it is convenient to install and maintain the features such as.Outer-rotor centrifugal fan uses the structure design of the direct impeller of external rotor electric machine, relies on
The mechanical energy of input, improves gas pressure and supplies gas side by side body, be widely used in factory, mine, tunnel, cooling tower, vehicle, ship
With the field such as the ventilation, dust discharge and cooling of building.In outer-rotor centrifugal fan, motor drives centrifugal wind wheel rotation, motor
Rack-mount, support is connected on fixed pedestal.There is no damper mechanism between prior art support and fixed pedestal at present,
Motor operationally produces vibration, can be delivered to casing by support, fuselage is produced vibration, and the noise of generation is larger, sometimes
Time can have a strong impact on production, reduce production efficiency, require to improve constantly along with industrial, vibration problem turns into outer rotor
The problem of must paying attention in centrifugal blower design process.
China Patent Publication No. be the A of CN 104172984, the entitled outer rotor low-noise centrifugal fan of innovation and creation,
Including fan body and base, level meter is provided with the top of fan body, base corner is respectively provided with a height adjustable footing
Mechanism.Level meter is domed transparent container, and domed vessel top center indicates circles mark;Container content have alcohol or
Ether, internal fluid-tight has a bubble.Footing mechanism includes cylindrical bottom script body, the support column being perpendicularly fixed on footing body
And nut;Screw thread is provided with the support column outer wall;Toroidal cavity is provided with the wall of the nut side, the base corner is respectively opened
There is a through hole, nut is connected by toroidal cavity with base rotation;The nut is threadedly coupled with support column.The practicality is new
Type can measure levelness and the levelness of blower fan is adjusted by adjusting footing.But existing centrifugal blower has Oscillation Amplitude
Greatly, noise is big, adjusts complicated, the problem of lacking effective vibration reducing measure.
Therefore, invent a kind of outer-rotor centrifugal fan with damper mechanism and seem very necessary.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of outer-rotor centrifugal fan with damper mechanism,
Oscillation Amplitude is there is to solve existing centrifugal blower greatly, and noise is big, and fault rate is high, adjusts complicated, shortage effectively subtracts
The problem of vibration means.A kind of outer-rotor centrifugal fan with damper mechanism, including blower housing, air outlet, wind wheel, motor,
Outside locating slot, shock-absorbing spring, bolt, location nut, damping pad, damping frame, mounting hole and base, described blower fan
Shell is arranged within damping frame;Described air outlet is connected with blower housing;Described wind wheel is arranged on the outside of motor;It is described
Locating slot be arranged on blower housing surface;Described shock-absorbing spring is located on the outside of bolt;Described bolt peace
Mounted in damping frame surface;Described location nut is engaged with bolt;Pacify between described location nut and locating slot
Equipped with damping pad;Described mounting hole is arranged in base;Described tube chamber welds with base is below damping frame.
Described damping pad uses rubber sheet gasket;Described damping pad uses 4;Described damping pad is along blower fan
Case surface is arranged symmetrically, and advantageously reduces vibration equipment amplitude, is easy to reduction noise of equipment pollution, and extension device uses the longevity
Life, improves workman's condition of work.
Described motor uses external rotor electric machine;Described motor connection has vibrating sensor, is conducive to monitoring blower fan
Vibration Condition, easy access is fixed a breakdown, and reduces maintenance cost.
Described damping frame uses thickness for 2 millimeters to 4 millimeters of stainless steel plate welding structure;Described damping frame
Sound insulation cotton pad is set between blower housing, the Oscillation Amplitude of equipment is advantageously reduced, the transmission of vibration is reduced, reduction equipment
Noise, makes centrifugal blower operation more stablize.
Described locating slot uses the stamped recess of rectangular configuration;Described locating slot uses 4, and be conducive to blower fan has
Effect is fixed, and is easy to reduce the vibration of equipment, is prevented displacement.
Compared with prior art, the utility model has the advantages that:Subtract because one kind of the present utility model has
The outer-rotor centrifugal fan for mechanism of shaking is widely used in blower fan technical field.Meanwhile, the beneficial effects of the utility model are:
1. the setting of the utility model damping frame, is easy to the effective installation and fixation of blower fan, advantageously reduces equipment
Oscillation Amplitude, reduces the transmission of vibration, reduces the noise of equipment, centrifugal blower operation is more stablized.
2. the setting of damping pad of the present utility model, is easy to prevent blower fan from trembleing, be conducive to the stable fortune of equipment
Go and effectively use, it is to avoid vibration failur occurs for blower fan, improve the service life of blower fan, reduce use cost.
3. the setting of bolt of the present utility model, is conducive to effectively positioning blower fan, it is easy to carry out blower fan
Effective pretension, reduces the vibration of blower fan, is conducive to avoiding the noise pollution of equipment.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is vibration-proof structure schematic diagram of the present utility model.
In figure:
1- blower housings, 2- air outlets, 3- wind wheels, 4- motors, 5- locating slots, 6- shock-absorbing springs, 7- bolts, 8- is fixed
Position nut, 9- damping pads, 10- damping frames, 11- mounting holes, 12- bases.
Embodiment
The utility model is described further below in conjunction with accompanying drawing:
Embodiment:
As shown in accompanying drawing 1 to accompanying drawing 2
A kind of outer-rotor centrifugal fan with damper mechanism of the utility model offer, including blower housing 1, air outlet 2,
Wind wheel 3, motor 4, locating slot 5, shock-absorbing spring 6, bolt 7, location nut 8, damping pad 9, damping frame 10, mounting hole
11 and base 12, described blower housing 1 is arranged within damping frame 10;Described air outlet 2 is connected with blower housing 1;
Described wind wheel 3 is arranged on the outside of motor 4;Described locating slot 5 is arranged on the surface of blower housing 1;Described shock-absorbing spring 6
Positioned at the outside of bolt 7;Described bolt 7 is arranged on the surface of damping frame 10;Described location nut 8 and positioning spiral shell
Bolt 7 is engaged;Damping pad 9 is installed between described location nut 8 and locating slot 5;Described mounting hole 11 is arranged on bottom
In seat 12;Described base 12 is welded on the lower section of damping frame 10.
Described damping pad 9 uses rubber sheet gasket;Described damping pad 9 uses 4;The described edge of damping pad 9
The surface of blower housing 1 is arranged symmetrically, and advantageously reduces vibration equipment amplitude, is easy to reduction noise of equipment pollution, and extension device makes
With the life-span, improve workman's condition of work.
Described motor 4 uses external rotor electric machine;Described motor 4 is connected with vibrating sensor, is conducive to monitoring blower fan
Vibration Condition, easy access fixes a breakdown, and reduces maintenance cost.
Described damping frame 10 uses thickness for 2 millimeters to 4 millimeters of stainless steel plate welding structure;Described vibration damping branch
Sound insulation cotton pad is set between frame 10 and blower housing 1, the Oscillation Amplitude of equipment is advantageously reduced, the transmission of vibration, reduction is reduced
The noise of equipment, makes centrifugal blower operation more stablize.
Described locating slot 5 uses the stamped recess of rectangular configuration;Described locating slot 5 uses 4, is conducive to blower fan
It is effectively fixed, it is easy to reduce the vibration of equipment, prevents displacement.
Operation principle
The utility model is by screwing the damping pad 9 in bolt 7, extruding shock-absorbing spring 6 and locating slot 5 to blower fan
Shell effectively fix, and makes to keep appropriate spacing between blower housing 1 and damping frame 10, screws 8 pairs of positioning of location nut
Bolt 7 carries out pretension, prevents bolt 7 from getting loose, after assembling, opens blower fan, is aerated.
Using technical scheme described in the utility model, or those skilled in the art is in technical solutions of the utility model
Under inspiration, similar technical scheme is designed, and reaches above-mentioned technique effect, is to fall into protection model of the present utility model
Enclose.
Claims (5)
1. a kind of outer-rotor centrifugal fan with damper mechanism, it is characterised in that the outer rotor should with damper mechanism is centrifuged
Blower fan includes blower housing (1), air outlet (2), wind wheel (3), motor (4), locating slot (5), shock-absorbing spring (6), bolt
(7), location nut (8), damping pad (9), damping frame (10), mounting hole (11) and base (12), described blower housing
(1) it is arranged within damping frame (10);Described air outlet (2) is connected with blower housing (1);Described wind wheel (3) is installed
On the outside of motor (4);Described locating slot (5) is arranged on blower housing (1) surface;Described shock-absorbing spring (6) is located at fixed
On the outside of position bolt (7);Described bolt (7) is arranged on damping frame (10) surface;Described location nut (8) and positioning
Bolt (7) is engaged;Damping pad (9) is installed between described location nut (8) and locating slot (5);Described mounting hole
(11) it is arranged in base (12);Described base (12) is welded on below damping frame (10).
2. there is the outer-rotor centrifugal fan of damper mechanism as claimed in claim 1, it is characterised in that described damping pad
(9) rubber sheet gasket is used;Described damping pad (9) uses 4;Described damping pad (9) is along blower housing (1) surface pair
Claim arrangement.
3. there is the outer-rotor centrifugal fan of damper mechanism as claimed in claim 1, it is characterised in that described motor (4)
Using external rotor electric machine;Described motor (4) is connected with vibrating sensor.
4. there is the outer-rotor centrifugal fan of damper mechanism as claimed in claim 1, it is characterised in that described damping frame
(10) thickness is used for 2 millimeters to 4 millimeters of stainless steel plate welding structure;Described damping frame (10) and blower housing (1)
Between set sound insulation cotton pad.
5. there is the outer-rotor centrifugal fan of damper mechanism as claimed in claim 1, it is characterised in that described locating slot
(5) using the stamped recess of rectangular configuration;Described locating slot (5) uses 4.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720119908.3U CN206439238U (en) | 2017-02-09 | 2017-02-09 | A kind of outer-rotor centrifugal fan with damper mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720119908.3U CN206439238U (en) | 2017-02-09 | 2017-02-09 | A kind of outer-rotor centrifugal fan with damper mechanism |
Publications (1)
Publication Number | Publication Date |
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CN206439238U true CN206439238U (en) | 2017-08-25 |
Family
ID=59633525
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201720119908.3U Expired - Fee Related CN206439238U (en) | 2017-02-09 | 2017-02-09 | A kind of outer-rotor centrifugal fan with damper mechanism |
Country Status (1)
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CN (1) | CN206439238U (en) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108266393A (en) * | 2018-02-12 | 2018-07-10 | 山西巨龙风机有限公司 | A kind of booster equipped with elastic support |
CN108397406A (en) * | 2018-03-01 | 2018-08-14 | 广东新泰默洁净技术股份有限公司 | A kind of cleaning shop permanent wind pressure control system |
CN109185193A (en) * | 2018-09-30 | 2019-01-11 | 苏州高频力仪器科技有限公司 | Channel-type silent ventilator |
CN109340150A (en) * | 2018-10-25 | 2019-02-15 | 国网冀北电力有限公司技能培训中心 | A kind of power plant's flow fan |
CN109373412A (en) * | 2018-12-24 | 2019-02-22 | 马鞍山浩科金属制品有限公司 | A kind of combined fixed range hood of noise reducing type convenient for safeguarding |
CN109882426A (en) * | 2019-03-22 | 2019-06-14 | 刘振 | A kind of axial-flow ventilator of glass fibre reinforced |
CN110513332A (en) * | 2019-09-02 | 2019-11-29 | 台州市杰龙风机厂 | A kind of auxiliary support bracket for fan air drum |
CN111577672A (en) * | 2020-05-29 | 2020-08-25 | 湖南理工职业技术学院 | Noise-reducing and shock-absorbing device for fan |
CN113803292A (en) * | 2021-08-24 | 2021-12-17 | 安徽金晥泵业科技股份有限公司 | Industrial pump with safety protection mechanism |
CN114370532A (en) * | 2022-01-11 | 2022-04-19 | 福州大学 | Variable-mass dynamic vibration absorber suitable for high-temperature pipeline and assembling method |
-
2017
- 2017-02-09 CN CN201720119908.3U patent/CN206439238U/en not_active Expired - Fee Related
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108266393A (en) * | 2018-02-12 | 2018-07-10 | 山西巨龙风机有限公司 | A kind of booster equipped with elastic support |
CN108266393B (en) * | 2018-02-12 | 2024-02-27 | 山西巨龙风机有限公司 | Local ventilator with elastic support |
CN108397406A (en) * | 2018-03-01 | 2018-08-14 | 广东新泰默洁净技术股份有限公司 | A kind of cleaning shop permanent wind pressure control system |
CN108397406B (en) * | 2018-03-01 | 2019-07-26 | 广东新泰默洁净技术股份有限公司 | A kind of device that fan noise is effectively reduced |
CN109185193A (en) * | 2018-09-30 | 2019-01-11 | 苏州高频力仪器科技有限公司 | Channel-type silent ventilator |
CN109340150A (en) * | 2018-10-25 | 2019-02-15 | 国网冀北电力有限公司技能培训中心 | A kind of power plant's flow fan |
CN109373412A (en) * | 2018-12-24 | 2019-02-22 | 马鞍山浩科金属制品有限公司 | A kind of combined fixed range hood of noise reducing type convenient for safeguarding |
CN109882426A (en) * | 2019-03-22 | 2019-06-14 | 刘振 | A kind of axial-flow ventilator of glass fibre reinforced |
CN110513332A (en) * | 2019-09-02 | 2019-11-29 | 台州市杰龙风机厂 | A kind of auxiliary support bracket for fan air drum |
CN111577672A (en) * | 2020-05-29 | 2020-08-25 | 湖南理工职业技术学院 | Noise-reducing and shock-absorbing device for fan |
CN113803292A (en) * | 2021-08-24 | 2021-12-17 | 安徽金晥泵业科技股份有限公司 | Industrial pump with safety protection mechanism |
CN114370532A (en) * | 2022-01-11 | 2022-04-19 | 福州大学 | Variable-mass dynamic vibration absorber suitable for high-temperature pipeline and assembling method |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
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: 20170825 Termination date: 20200209 |