CN206346949U - A kind of blower fan air-ducting ring - Google Patents
A kind of blower fan air-ducting ring Download PDFInfo
- Publication number
- CN206346949U CN206346949U CN201621450579.2U CN201621450579U CN206346949U CN 206346949 U CN206346949 U CN 206346949U CN 201621450579 U CN201621450579 U CN 201621450579U CN 206346949 U CN206346949 U CN 206346949U
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- China
- Prior art keywords
- air
- arc
- ducting ring
- ring
- blower fan
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Abstract
The utility model discloses a kind of blower fan air-ducting ring, inner ring air vent is offered in the air-ducting ring, outer ring air vent and the multi-turn fresh air inlet between the inner ring air vent and the outer ring air vent, wherein inner ring air vent includes circumferentially spaced multiple inner vents, outer ring air vent includes circumferentially spaced multiple separate ventilation holes, often circle fresh air inlet includes circumferentially spaced multiple fresh air inlets, each fresh air inlet includes inner arc side, outer arc side, left arc while and during right arc, inner arc is all using the center of air-ducting ring as arc core while with outer arc, left arc while arc core and right arc while arc core differ and be all the same side positioned at the fresh air inlet, noise produced by it is relatively small.
Description
Technical field
The utility model is related to a kind of blower fan air-ducting ring, belongs to blower fan technical field.
Background technology
In existing blower fan, air-ducting ring is installed in the air inlet of blower fan, but during blower fan work, by
Noise produced by air-ducting ring is relatively large, and air intake efficiency is relatively low.
Utility model content
The purpose of this utility model is to overcome the shortcomings of in background technology that it is produced there is provided a kind of blower fan air-ducting ring
Raw noise is relatively small.
To achieve these goals, the technical solution adopted in the utility model：A kind of blower fan air-ducting ring, in the wind-guiding
Inner ring air vent, outer ring air vent are offered in circle and many between the inner ring air vent and the outer ring air vent
Fresh air inlet is enclosed, wherein inner ring air vent includes circumferentially spaced multiple inner vents, and outer ring air vent is included circumferentially
The multiple separate ventilation holes being spaced apart, often enclosing fresh air inlet includes circumferentially spaced multiple fresh air inlets, each air intake
Hole include inner arc in, outer arc, left arc while and during right arc, inner arc be all while with outer arc using the center of air-ducting ring as arc core,
Left arc while arc core and right arc while arc core differ and be all the same side positioned at the fresh air inlet.
Among one or more embodiments of the present utility model, the multi-turn fresh air inlet refers to 3 circle fresh air inlets.
Among one or more embodiments of the present utility model, a through hole is offered at the center of the air-ducting ring.
Among one or more embodiments of the present utility model, protrude to be formed laterally from the center of the air-ducting ring
One arch.
Among one or more embodiments of the present utility model, it is arranged at intervals with the outer rim of the air-ducting ring some
Fixture block.
Among one or more embodiments of the present utility model, the fixture block includes 2 and is located at the wind-guiding respectively
The corner dimension formed between the vertical center line of the side of circle, the fixture block and the air-ducting ring is 70 °.
Among one or more embodiments of the present utility model, an at least peace is offered in the outer rim of the air-ducting ring
Fill hole.
Among one or more embodiments of the present utility model, the external diameter of the air-ducting ring is 295mm to 305mm.
The utility model beneficial effect produced compared with background technology：
Blower fan air-ducting ring of the present utility model, it is relative as the noise produced by air-ducting ring during blower fan work
It is smaller, and air intake efficiency is of a relatively high.
Brief description of the drawings
Fig. 1 is the schematic perspective view of air-ducting ring in embodiment；
Fig. 2 is the floor map of air-ducting ring in embodiment；
Fig. 3 is the partial enlarged drawing of part A in Fig. 2.
Embodiment
Embodiment of the present utility model is described below in detail, described embodiment example is shown in the drawings, wherein from beginning
Same or similar element or element with same or like function are represented to same or similar label eventually.
, it is necessary to explanation in description of the present utility model, for the noun of locality, if any term " " center ", " transverse direction ",
" longitudinal direction ", " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ",
The indicating position such as " bottom ", " interior ", " outer ", " clockwise ", " counterclockwise " and position relationship are based on orientation shown in the drawings or position
Relation is put, narration the utility model is for only for ease of and simplifies description, rather than indicate or imply signified device or element
There must be specific orientation, construct and operate with particular orientation, it is impossible to be interpreted as limitation specific protection model of the present utility model
Enclose.
In addition, be only used for describing purpose if any term " first ", " second ", and it is not intended that indicating or implying relatively heavy
The property wanted or the implicit quantity for indicating technical characteristic.Thus, defining " first ", " second " feature can express or implicit include
One or more this feature, in the utility model description, " at least " is meant that one or more, unless otherwise bright
It is really specific to limit.
In the utility model, except as otherwise clear stipulaties and restriction, if any term " assembling ", " connected ", " connection " term
It should go to understand as broad sense, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；It can also be machine
Tool is connected；Can be joined directly together or be connected by intermediary, can be that two element internals are connected.For
For those of ordinary skill in the art, it can understand that specific in the utility model of above-mentioned term containing as the case may be
Justice.
In utility model, unless otherwise prescribed and limit, fisrt feature second feature it " on " or it " under " can be with
Directly contacted including the first and second features, it is not direct contact but by it that can also include fisrt feature and second feature
Between other characterisation contact.Moreover, fisrt feature includes fisrt feature second in second feature " on " and " above "
Directly over feature and oblique upper, or be only to represent that fisrt feature level height is higher than the height of second feature.Fisrt feature exists
Second feature " under " and " following " fisrt feature that includes immediately below second feature or obliquely downward, or to be merely representative of first special
Level height is levied less than second feature.
With reference to the accompanying drawing of specification, by being further described to embodiment of the present utility model, make
The technical solution of the utility model and its advantage are clearer, clear and definite.It is to show to describe embodiment below with reference to accompanying drawing
Example property, it is intended to explain the utility model, and it is not intended that to limitation of the present utility model.
It refer to shown in Fig. 1, Fig. 2 and Fig. 3, the utility model provides a kind of blower fan air-ducting ring, in the air-ducting ring 1
In offer inner ring air vent 101, outer ring air vent 102 and positioned at the inner ring air vent 101 and the outer ring air vent
Multi-turn fresh air inlet 103 between 102, wherein inner ring air vent 101 include circumferentially spaced multiple inner vents, outer ring
Air vent includes circumferentially spaced multiple separate ventilation holes, often enclose fresh air inlet 103 include it is circumferentially spaced multiple
Fresh air inlet, 1034, inner arc when each fresh air inlet 103 includes inner arc 1032, left arc is in 1033 and right arc in 1031, outer arc
At 1031 and outer arc, 1032 be all that, using the center of air-ducting ring 1 as arc core, left arc is when 1033 arc core is with right arc 1034
Arc core differs and is all positioned at the same side of the fresh air inlet 103.
It so may be such that during blower fan work, can reduce as the noise produced by air-ducting ring 1, and improve and lead
The air intake efficiency of solar or lunar halo 1.
Preferably, the multi-turn fresh air inlet 103 refers to 3 circle fresh air inlets, and such structure may be such that noise reduction is optimal.
Preferably, a through hole 104 is offered at the center of the air-ducting ring 1, entering for air-ducting ring 1 can further improve with this
Wind efficiency.
Preferably, the center from the air-ducting ring 1 is protruded to form an arch laterally, and wind-guiding is can further improve with this
The noise reduction of circle and the air intake efficiency for improving air-ducting ring.
Preferably, some fixture blocks 105 are arranged at intervals with the outer rim of the air-ducting ring 1, specifically, the fixture block 105
It is located at including 2 and respectively the side of the air-ducting ring 1, institute between the fixture block 105 and the vertical center line of the air-ducting ring 1
The corner dimension of formation is 70 °, can be easy to the detachable installation of air-ducting ring with this.
Preferably, an at least mounting hole 106 is offered in the outer rim of the air-ducting ring 1, can further improve and lead with this
The efficiency that solar or lunar halo is detachably installed.
Preferably, the external diameter of the air-ducting ring 1 is 295mm to 305mm, and specifically, the external diameter of the air-ducting ring 1 is
301.6mm。
In the description of specification, reference term " conjunction one embodiment ", " preferably ", " example ", " specific example " or
The description of " some examples " etc. means specific features, structure, material or the feature for combining the embodiment or example description, comprising
In at least one embodiment of the present utility model or example, differ in this manual for the schematic representation of above-mentioned term
Surely identical embodiment or example are referred to.Moreover, specific features, structure, material or the feature of description can be any
Combined in a suitable manner in one or more embodiments or example.
From the foregoing description of structures and principles it should be understood by those skilled in the art that, the utility model
Above-mentioned embodiment is not limited to, it is equal using the improvement and replacement of techniques well known on the basis of the utility model
Fall in protection domain of the present utility model, it should be limited by each claim.
Claims (8)
1. a kind of blower fan air-ducting ring, it is characterised in that offered in the air-ducting ring inner ring air vent, outer ring air vent with
And the multi-turn fresh air inlet between the inner ring air vent and the outer ring air vent, wherein inner ring air vent is including circumferentially
The multiple inner vents being spaced apart, outer ring air vent includes circumferentially spaced multiple separate ventilation holes, often encloses fresh air inlet
Including circumferentially spaced multiple fresh air inlets, each fresh air inlet includes inner arc in, outer arc, left arc side and right arc
Side, inner arc be all while with outer arc using the center of air-ducting ring as arc core, left arc while arc core with right arc while arc core differ
And all it is positioned at the same side of the fresh air inlet.
2. a kind of blower fan air-ducting ring according to claim 1, it is characterised in that the multi-turn fresh air inlet refer to 3 enclose into
Air holes.
3. a kind of blower fan air-ducting ring according to claim 1 or 2, it is characterised in that opened at the center of the air-ducting ring
Provided with a through hole.
4. a kind of blower fan air-ducting ring according to claim 1 or 2, it is characterised in that from the center of the air-ducting ring to
Protrude to form an arch in outside.
5. a kind of blower fan air-ducting ring according to claim 1 or 2, it is characterised in that in the outer rim of the air-ducting ring
It is arranged at intervals with some fixture blocks.
6. a kind of blower fan air-ducting ring according to claim 5, it is characterised in that the fixture block includes 2 and respectively position
In the side of the air-ducting ring, the corner dimension formed between the fixture block and the vertical center line of the air-ducting ring is 70 °.
7. a kind of blower fan air-ducting ring according to claim 1 or 2, it is characterised in that in the outer rim of the air-ducting ring
Offer an at least mounting hole.
8. a kind of blower fan air-ducting ring according to claim 1 or 2, it is characterised in that the external diameter of the air-ducting ring is
295mm to 305mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621450579.2U CN206346949U (en) | 2016-12-28 | 2016-12-28 | A kind of blower fan air-ducting ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621450579.2U CN206346949U (en) | 2016-12-28 | 2016-12-28 | A kind of blower fan air-ducting ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206346949U true CN206346949U (en) | 2017-07-21 |
Family
ID=59319358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621450579.2U Active CN206346949U (en) | 2016-12-28 | 2016-12-28 | A kind of blower fan air-ducting ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206346949U (en) |
-
2016
- 2016-12-28 CN CN201621450579.2U patent/CN206346949U/en active Active
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| GR01 | Patent grant |