CN209212598U - A kind of noise reducing type fan - Google Patents
A kind of noise reducing type fan Download PDFInfo
- Publication number
- CN209212598U CN209212598U CN201821734404.3U CN201821734404U CN209212598U CN 209212598 U CN209212598 U CN 209212598U CN 201821734404 U CN201821734404 U CN 201821734404U CN 209212598 U CN209212598 U CN 209212598U
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- CN
- China
- Prior art keywords
- flabellum
- shaft
- bull stick
- bearing
- snap ring
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of noise reducing type fans, including shell and flabellum, the side inner surface of the shell is fixedly installed with motor, the side of the motor is rotatablely connected positioning snap ring by shaft, and positioning snap ring is fixed on the inside of the positioning tube of flabellum one end, the other end of the positioning snap ring is rotatablely connected bull stick, and one end of bull stick is rotatablely connected bearing, the bearing is fixedly connected with shell, one side surface of the flabellum is equipped with accessory lobes, and the flabellum, accessory lobes and positioning tube are integrally formed design.The utility model passes through setting bearing and bull stick, be conducive to be supported flabellum by bearing and bull stick, avoid flabellum excessive to the pressure of shaft at work, the increase for causing frictional force between positioning snap ring and shaft and shaft and motor advantageously reduces the load-bearing of shaft, prolongs the service life, pass through setting rubber ring, flexible glue layer and rubber block, be conducive to reduce vibration, reduce sound conduction, achieve the effect that noise reduction.
Description
Technical field
The utility model relates to fan technology field, in particular to a kind of noise reducing type fan.
Background technique
Fan refers to that hot day takes cool apparatus so as to raw wind, the continuous improvement with people to periphery operating environment requirements, people
Wish itself work ambient air environment it is pure and fresh, with this come achieve the purpose that improve working efficiency, thus much office people
Member places fan near the computer of oneself, blows air flowing by fan, to improve the air flowing on periphery, and meanwhile it is also wide
The general heat dissipation applied to mechanical equipment and electric appliance, has wide significance to the work and life of the mankind.
But existing fan is at work, can generate noise, influences the nervous system of people, makes one irritable, irritability.Shadow
Sleep is rung, causes tired, influences the normal work of people, on people's production and life, all there is undesirable influences, meanwhile,
In the case where same power, the air supplying distance of fan need to be improved, for this purpose, we have proposed a kind of noise reducing type fans.
Utility model content
The main purpose of the utility model is to provide a kind of noise reducing type fans to be conducive to by setting bearing and bull stick
Flabellum is supported by bearing and bull stick, avoids flabellum excessive to the pressure of shaft at work, cause positioning snap ring and
The increase of frictional force between shaft and shaft and motor, advantageously reduces the load-bearing of shaft, prolongs the service life, and passes through setting
Rubber ring, flexible glue layer and rubber block are conducive to reduce vibration, reduce sound conduction, achieve the effect that noise reduction, can effectively solve
The problems in background technique.
To achieve the above object, the technical solution that the utility model is taken are as follows:
The side inner surface of a kind of noise reducing type fan, including shell and flabellum, the shell is fixedly installed with motor, described
The side of motor is rotatablely connected positioning snap ring by shaft, and positioning snap ring is fixed on the inside of the positioning tube of flabellum one end, institute
The other end rotation connection bull stick of positioning snap ring is stated, and one end of bull stick is rotatablely connected bearing, the bearing is fixedly connected with shell,
One side surface of the flabellum is equipped with accessory lobes, and the flabellum, accessory lobes and positioning tube are integrally formed design.
Further, the surface of the bearing and positioning snap ring is respectively and fixedly provided with rubber ring.
Further, the centre of the positioning snap ring is inlaid with cylindrical rubber block, the both ends of the cylindrical rubber block with turn
Axis, bull stick abut against.
Further, the shaft and the exposed surface of bull stick are bonded with flexible glue layer.
Further, the height of the accessory lobes is gradually reduced from one end of remotely located cylinder, and accessory lobes and blade surface
Angle is 185 °.
Compared with prior art, the utility model has the following beneficial effects:
1. a kind of noise reducing type fan of the use of the new type is conducive to through bearing and bull stick by setting bearing and bull stick to fan
Leaf is supported, and is avoided flabellum excessive to the pressure of shaft at work, is caused positioning snap ring and shaft and shaft and motor
Between frictional force increase, advantageously reduce the load-bearing of shaft, prolong the service life, by setting rubber ring and flexible glue layer, have
Conducive to the vibration reduced between bearing, positioning snap ring and bull stick, the sound conduction generated by vibration is reduced, by the way that rubber is arranged
Block advantageously reduces the resonance between bull stick and shaft, further decreases the conduction of sound, reduces noise.
2. a kind of noise reducing type fan of the use of the new type is conducive to by the way that accessory lobes are arranged on the surface of flabellum to flabellum promotion
Air-flow is pushed again, causes the secondary flow of air-flow, be conducive to increase air-flow flow distance, realize to fan air-supply away from
From increase, reach more preferably air-supply effect.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of internal structure of noise reducing type fan of the utility model.
Fig. 2 is a kind of blade structure schematic diagram of noise reducing type fan of the utility model.
In figure: 1, shell；2, bearing；3, rubber ring；4, accessory lobes；5, flabellum；6, positioning tube；7, motor；8, shaft；9, soft
Glue-line；10, rubber block；11, bull stick；12, positioning snap ring.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figs. 1-2, a kind of noise reducing type fan, including shell 1 and flabellum 5, the side inner surface of the shell 1 are fixed
Motor 7 is installed, the side of the motor 7 is rotatablely connected positioning snap ring 12 by shaft 8, and positioning snap ring 12 is fixed on flabellum
The inside of the positioning tube 6 of 5 one end, the other end of the positioning snap ring 12 are rotatablely connected bull stick 11, and one end rotation of bull stick 11
Bearing 2 is connected, the bearing 2 is fixedly connected with shell 1, and a side surface of the flabellum 5 is equipped with accessory lobes 4, the flabellum 5, accessory lobes 4
It is integrally formed design with positioning tube 6.
In the present embodiment (as shown in Figs. 1-2), the other end of positioning snap ring 12 is rotatablely connected bull stick 11, and the one of bull stick 11
End rotation connection bearing 2, be conducive to be supported flabellum 5 by bearing 2 and bull stick 11, avoid flabellum 5 at work to turn
The pressure of axis 8 is excessive, causes the increase of frictional force between positioning snap ring 12 and shaft 8 and shaft 8 and motor 7, is conducive to drop
The load-bearing of low shaft 8, prolongs the service life, and a side surface of flabellum 5 is equipped with accessory lobes 4, is conducive to the secondary flow for pushing air-flow,
Increase air supplying distance, flabellum 5, accessory lobes 4 and positioning tube 6 are integrally formed design, are conducive to flabellum 5, accessory lobes 4 and positioning tube 6
It continues working, reduces abrasion, improve working efficiency.
Wherein, the surface of the bearing 2 and positioning snap ring 12 is respectively and fixedly provided with rubber ring 3.
In the present embodiment (as shown in Figs. 1-2), the surface of bearing 2 and positioning snap ring 12 is respectively and fixedly provided with rubber ring 3, is conducive to
Reduce the vibration between bearing 2 and bull stick 11, reduces sound conduction.
Wherein, the centre of the positioning snap ring 12 is inlaid with cylindrical rubber block 10, the both ends of the cylindrical rubber block 10 with
Shaft 8, bull stick 11 abut against.
In the present embodiment (as shown in Figs. 1-2), the centre of positioning snap ring 12 is inlaid with cylindrical rubber block 10, cylindrical rubber block
10 both ends are abutted against with shaft 8, bull stick 11, are advantageously reduced the resonance between bull stick 11 and shaft 8, are further decreased sound
Conduction, reduce noise.
Wherein, the shaft 8 and the exposed surface of bull stick 11 are bonded with flexible glue layer 9.
In the present embodiment (as shown in Figure 1), shaft 8 and the exposed surface of bull stick 11 are bonded with flexible glue layer 9, favorably
Barrier in software layer 9 to shaft 8 and bull stick 11 because shaking the sound generated.
Wherein, the height of the accessory lobes 4 is gradually reduced from one end of remotely located cylinder 6, and 5 surface of accessory lobes 4 and flabellum
Angle is 185 °.
In the present embodiment (as shown in Figs. 1-2), the height of accessory lobes 4 is gradually reduced from one end of remotely located cylinder 6, and accessory lobes
4 and the angle on 5 surface of flabellum be 185 °, be conducive to push the air-flow that flabellum 5 pushes again, cause the Secondary Flow of air-flow
It is dynamic, be conducive to the flow distance for increasing air-flow, realize the increase to fan air-supply distance, reaches more preferably air-supply effect.
It should be noted that the utility model is a kind of noise reducing type fan, including shell 1, bearing 2, rubber ring 3, accessory lobes
4, flabellum 5, positioning tube 6, motor 7, shaft 8, flexible glue layer 9, rubber block 10, bull stick 11, positioning snap ring 12, component are general mark
Quasi- part or component as known to those skilled in the art, structure and principle are all that this technology personnel can be learnt by technical manual
Or known by routine experiment method, when work, motor 7 drives flabellums 5 to rotate by shaft 8 and No. two shafts 12, and 5 turns of flabellum
Forward motive force is generated to air-flow when dynamic, air-flow is pushed to flow forwards, the accessory lobes 4 on 5 surface of flabellum are following flabellum 5 to rotate
While, the air-flow pushed to flabellum 5 is pushed again, causes the secondary flow of air-flow, is conducive to the flowing for increasing air-flow
Distance realizes the increase to fan air-supply distance, reaches more preferably air-supply effect, the rubber between No. two shafts 12 and positioning tube 6
Cushion rubber can be conducive to the barrier to sound, bull stick 11 and bearing 2 and be started branch to flabellum 5 with the vibration of positioning tube 6 and No. two shafts
The effect of support advantageously reduces the load-bearing of shaft 8, prolongs the service life, and reduces positioning tube 6 and shaft 8 and shaft 8 and motor
Friction between 7, the rubber ring 3 on 2 surface of bearing can reduce the vibration between bearing 2 and bull stick 8, be conducive to obstruct noise
It conducts, the rubber block 10 inside positioning snap ring 12 advantageously reduces the resonance between bull stick 11 and shaft 8, further decreases sound
The conduction of sound reaches the effect that noise reduction is carried out to fan, the adverse effect of the noise on human generated when eliminating fan work.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (5)
1. a kind of noise reducing type fan, including shell (1) and flabellum (5), it is characterised in that: the side inner surface of the shell (1)
It is fixedly installed with motor (7), the side of the motor (7) is rotatablely connected positioning snap ring (12) by shaft (8), and positioning snap ring
(12) it is fixed on the inside of the positioning tube (6) of flabellum (5) one end, the other end of the positioning snap ring (12) is rotatablely connected bull stick
(11), and one end of bull stick (11) rotation connection bearing (2), the bearing (2) are fixedly connected shell (1), the flabellum (5)
One side surface is equipped with accessory lobes (4), and the flabellum (5), accessory lobes (4) and positioning tube (6) are integrally formed design.
2. a kind of noise reducing type fan according to claim 1, it is characterised in that: the bearing (2) and positioning snap ring (12)
Surface be respectively and fixedly provided with rubber ring (3).
3. a kind of noise reducing type fan according to claim 1, it is characterised in that: inlay the centre of the positioning snap ring (12)
Have cylindrical rubber block (10), both ends and shaft (8), the bull stick (11) of the cylindrical rubber block (10) abut against.
4. a kind of noise reducing type fan according to claim 1, it is characterised in that: the shaft (8) and bull stick (11) are exposed
Outer surface is bonded with flexible glue layer (9).
5. a kind of noise reducing type fan according to claim 1, it is characterised in that: the height of the accessory lobes (4) is from far from fixed
One end of position cylinder (6) is gradually reduced, and the angle on accessory lobes (4) and flabellum (5) surface is 185 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821734404.3U CN209212598U (en) | 2018-10-24 | 2018-10-24 | A kind of noise reducing type fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821734404.3U CN209212598U (en) | 2018-10-24 | 2018-10-24 | A kind of noise reducing type fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209212598U true CN209212598U (en) | 2019-08-06 |
Family
ID=67456757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821734404.3U Expired - Fee Related CN209212598U (en) | 2018-10-24 | 2018-10-24 | A kind of noise reducing type fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209212598U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111577626A (en) * | 2020-05-27 | 2020-08-25 | 江苏超惠特种风机有限公司 | Special fan convenient to maintenance and convenient dismouting |
-
2018
- 2018-10-24 CN CN201821734404.3U patent/CN209212598U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111577626A (en) * | 2020-05-27 | 2020-08-25 | 江苏超惠特种风机有限公司 | Special fan convenient to maintenance and convenient dismouting |
| CN111577626B (en) * | 2020-05-27 | 2022-06-21 | 上海德惠特种风机有限公司 | Special fan convenient to maintenance and convenient dismouting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190806 Termination date: 20191024 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |