CN206753948U - Blower fan - Google Patents
Blower fan Download PDFInfo
- Publication number
- CN206753948U CN206753948U CN201720430158.1U CN201720430158U CN206753948U CN 206753948 U CN206753948 U CN 206753948U CN 201720430158 U CN201720430158 U CN 201720430158U CN 206753948 U CN206753948 U CN 206753948U
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- China
- Prior art keywords
- air inducing
- blower fan
- plate
- mounting shell
- inducing circle
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Abstract
The utility model discloses a kind of blower fan, including mounting shell and the motor being arranged on inside mounting shell, impeller is installed on the motor, air inducing circle is installed on the mounting shell, the mounting shell includes installing plate, and the air inducing circle installation on a mounting board, location-plate is fixed with the installing plate, the location-plate offers centring ring, and the air inducing circle is placed in centring ring.Motor and impeller carry out the suction and discharge of air-flow, the setting of installing plate can be used in installing air inducing circle, and location-plate can increase the thickness of installing plate, and, the setting of centring ring can allow air inducing circle more convenient when mounted, and air inducing circle can be buried in centring ring, so as to allow mounting shell be used for install surface become the surface of location-plate, so as to more smooth, convenient installation.
Description
Technical field
A kind of fluid machinery is the utility model is related to, more particularly to a kind of blower fan.
Background technology
Blower fan is usually the device for being used for being controlled air-flow, and it mainly includes motor and the wind on motor
Leaf, drive fan blade to be rotated by motor, then gas can be sucked from one end by the rotation of fan blade, and from the other end
Discharge, reaches the control to air-flow.
Blower fan of the prior art is provided with shell, by motor and the cased portion of fan blade, in order to allow air intake and go out
The direction of wind is certain, and it only has an air inlet and an air outlet, and in order to make intake bigger, it is set general air inlet
Into bigger opening, and now, fan blade can be caused to be touched easily, so as to which safety problem easily occur, in order to allow
Fan blade is safer, and the intake of fan blade can be allowed bigger, therefore is provided with air inducing circle and is protected.And air inducing circle
During installation, there is two ways, air inducing circle is first arranged on inside, is inserted in by motor and fan blade, cumbersome, motor is installed
Weight is bigger when mounted, it is difficult to is aligned with air inducing circle, is not suitable for subsequent installation.And after first filling motor and fan blade, air inducing circle
It is merely able to be inserted in from outside, now, has part and extend shell, be present in case surface, therefore can allows shell out-of-flatness, from
And it is affected when being encased in other equipment, it is therefore desirable to the blower fan is improved, in addition, in assembling, typically
To need mounting hole being opened in blower interior, so, directly assembling when just can by assembling to the position specified,
But this set usually needs to install on the spot in the assembling of blower fan, therefore, the requirement to personnel is higher, in general
Assembling makes it difficult for blower fan to reach a balance, so as to make service life of fan short.
Utility model content
The purpose of this utility model is to provide a kind of blower fan, and it can be hidden air inducing circle by increasing location-plate,
So as to make case surface smooth, it is easily installed.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of blower fan, including mounting shell and the motor that is arranged on inside mounting shell, impeller is installed on the motor, institute
State and air inducing circle is installed on mounting shell, the mounting shell includes installing plate, and the air inducing circle is installed on a mounting board, the installation
Location-plate is fixed with plate, the location-plate offers centring ring, and the air inducing circle is placed in centring ring.
By using above-mentioned technical proposal, the suction and discharge of motor and impeller progress air-flow, the setting energy of installing plate
Installation air inducing circle is enough in, and location-plate can increase the thickness of installing plate, also, the setting of centring ring can allow air inducing circle to exist
It is more convenient during installation, and air inducing circle can be buried in centring ring, so as to allow mounting shell be used for install surface become
The surface of location-plate, so as to more smooth, convenient installation, in addition, installing plate is extended into mounting shell, so as to which blower fan is whole
Body is being installed after assembling, and so as to just be completed when dispatching from the factory to blower debugging, and then makes the degree of balance of blower fan high, and then
The service life of blower fan is relatively long.
The utility model is further arranged to：The impeller includes bottom plate, wind wheel and between bottom plate and wind wheel
Blade, the wind wheel is enclosed on air inducing circle outer rim, and gap is provided between wind wheel and air inducing circle, and the bottom plate is arranged on motor
On.
By using above-mentioned technical proposal, bottom plate and wind wheel can allow between blade is placed in one, totally-enclosed so as to form
The impeller of formula, wind wheel are enclosed on the outer rim of air inducing circle, certain so as to play so as to allow air inducing circle to cover the wind wheel of rotation
Protective effect.
The utility model is further arranged to：The air inducing circle includes integrally formed fixed part, guide part and arc
Portion, the fixed part are fixedly connected with installing plate, and the curved portions coordinate with wind wheel.
By using above-mentioned technical proposal, fixed part can allow air inducing circle to be fixed, and guide part can introduce air into,
And on the one hand curved portions can be protected wind wheel, the curved portions of arcuate structure can be introduced air into effectively, will not be right
Gas barrier.
The utility model is further arranged to：The positioning plate thickness is more than fixed part thickness.
By using above-mentioned technical proposal, the offspring of location-plate is more than the offspring of fixed part, and air inducing circle can be allowed to install
After will not extend location-plate.
The utility model is further arranged to：The motor includes stator and rotor, and the stator is arranged on mounting shell,
The rotor is set on stator, and the rotor periphery is provided with mounting ring, and the bottom plate is fixed in mounting ring.
By using above-mentioned technical proposal, stator fixed rotor can be rotated, and bottom plate is arranged in mounting ring, allowed and turned
Son being capable of impeller rotation when rotating.
The utility model is further arranged to：Positioning disk is provided with the mounting shell, the stator is arranged on positioning disk
On, the positioning disk is fixed on mounting shell, and positioning disk is corresponding with centring ring.
By using above-mentioned technical proposal, the setting of positioning disk can facilitate the installation of motor.
The utility model is further arranged to：The first stiffening ring is provided with the bottom plate, first stiffening ring is placed in
Bottom plate outer rim.
The utility model is further arranged to：The first reinforcement ring cross-section is arranged to circular configuration.
The utility model is further arranged to：The second stiffening ring is provided with the wind wheel, second stiffening ring is placed in
Bottom plate outer rim.
The utility model is further arranged to：The second reinforcement ring cross-section is arranged to circular configuration.
By using above-mentioned technical proposal, the setting of stiffening ring can allow bottom plate not collided with easily when mounted and curved
Folding.And the structure for being arranged to annulus can allow surface to compare the ring of light, so as to prevent from colliding with multiple angles.
In summary, the utility model has the advantages that：The setting of location-plate can allow air inducing circle is convenient to install,
Air inducing circle can be hidden simultaneously, so as to allow installing plate（Location-plate）It is more smooth when mounted, facilitate integral installation, separately
Outer setting stiffening ring can allow the structure of bottom plate and wind wheel stronger.
Brief description of the drawings
Fig. 1 is the present embodiment three-dimensional structure diagram；
Fig. 2 is that the present embodiment is three-dimensional structure diagram depending on going out wind wheel；
Fig. 3 is the sectional view of the present embodiment；
Fig. 4 a are the enlarged drawings at A in Fig. 3；
Fig. 4 b are the enlarged drawings at B in Fig. 3；
Fig. 5 is the enlarged drawing at C in Fig. 3；
Fig. 6 is the partial cross section structure chart of the first stiffening ring.
In figure：1st, mounting shell；11st, positioning disk；12nd, circular hole；13rd, fixture；14th, installing plate；15th, air inducing circle；151st, it is solid
Determine portion；152nd, guide part；153rd, curved portions；16th, location-plate；17th, centring ring；2nd, motor；21st, rotor；22nd, stator；23rd, pacify
Sabot；24th, it is raised；25th, mounting ring；3rd, impeller；31st, bottom plate；32nd, wind wheel；33rd, blade；34th, the first stiffening ring；35th, second adds
Strong circle.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
A kind of blower fan, as depicted in figs. 1 and 2, including mounting shell 1 and the motor 2 that is arranged on inside mounting shell 1, motor 2
On impeller 3 is installed, by motor 2 drive impeller 3 rotate.Reference picture 3, motor 2 use external rotor electric machine, including the He of stator 22
Rotor 21, stator 22 are arranged on mounting shell 1, and rotor 21 is arranged over the stator 22, and impeller 3 is fixed on rotor 21.In stator
It can be attached between 22 and rotor 21 using bearing.Reference picture 4a, mounting disc 23, mounting shell 1 are set in the one end of stator 22
Upper setting positioning disk 11, positioning disk 11 are fixedly connected with mounting shell 1.In the projection 24 of the end set circular configuration of mounting disc 23,
Circular hole 12 is provided with positioning disk 11, projection 24 is coordinated with circular hole 12, in the surrounding uniform ring of circular hole 12 around fixture
13, it is attached by fixture 13 with mounting disc 23 and mounting disc 23 is fixed.Fixture 13 is typically formed using bolt.
As shown in Figures 2 and 3, in order to allow the rotation of fan blade will not be exposed to outside, air inducing circle be installed on mounting shell 1
15, mounting shell 1 includes installing plate 14, and peace is arranged on by installing plate 14 and 11 corresponding setting of positioning disk, and by air inducing circle 15
In loading board 14.It is corresponding in order to be carried out when allowing air inducing circle 15 to install with impeller 3, location-plate 16 is fixed with installing plate 14,
Location-plate 16 offers centring ring 17, and air inducing circle 15 is placed in centring ring 17, and centring ring 17 is coaxially disposed with mounting disc 23.For
After allowing air inducing circle 15 to install, it will not allow and be stretched out for fixing the screw of air inducing circle 15, shown in reference picture 4b, by location-plate 16
Thickness is more than the thickness of fixed part 151, and rivet（Or screw）Head it is concordant with location-plate 16 or set less than location-plate 16
Put, so, rivet（Or screw）The installation of whole blower fan is not interfered with.
As shown in Figures 2 and 3, impeller 3 includes bottom plate 31, wind wheel 32 and the leaf between bottom plate 31 and wind wheel 32
Piece 33, wind wheel 32 is enclosed on the outer rim of air inducing circle 15, and gap is provided between wind wheel 32 and air inducing circle 15, and bottom plate 31 is arranged on motor
On 2.Reference picture 5, the outer rim of rotor 21 are provided with mounting ring 25, and bottom plate 31 is fixed in mounting ring 25.Air inducing circle 15 includes one
Fixed part 151, guide part 152 and the curved portions 153 of shaping, fixed part 151 are fixedly connected with installing plate 14, curved portions 153
Coordinate with wind wheel 32.
In the installation of blower fan, impeller 3 its to be formed using sheet stamping.In order to which impeller 3 will not become easily when mounted
Shape, as shown in figure 3, being provided with the first stiffening ring 34 on bottom plate 31, the first stiffening ring 34 is placed in the outer rim of bottom plate 31.Equally, exist
The second stiffening ring 35 is provided with wind wheel 32, the second stiffening ring 35 is placed in the outer rim of bottom plate 31.First stiffening ring 34 and second is strengthened
Circle 35 can take various forms：First, as schemed in Fig. 6 shown in a, section of the section of the first stiffening ring 34 and the second stiffening ring 35
Face can set harden structure circlewise, and be wholely set respectively with bottom plate 31 and wind wheel 32, now, the first stiffening ring
The angle between angle and the second stiffening ring 35 and wind wheel 32 between 34 and bottom plate 31 is typically provided to right angle, so as to allow bottom
When plate 31 or wind wheel 32 are collided with, the first stiffening ring 34 or the second stiffening ring 35 are led to by the extruding force in parallel plate face
The structure of itself of plate face is crossed, the extruding force collided with is eliminated, so as to which bottom plate 31 or wind wheel 32 will not be allowed to deform upon.Separately
Outside, as schemed in Fig. 6 shown in b, the first stiffening ring 34 and the second stiffening ring 35 can be arranged to circular configuration, and circular structure is in wind
Wheel 32 rotate when, its surface be arcuate structure, so as to influenceed by air-flow it is smaller, and can multi-angle prevent collide with.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Claims (10)
1. a kind of blower fan, including mounting shell（1）And it is arranged on mounting shell（1）Internal motor（2）, the motor（2）Upper peace
Equipped with impeller（3）, it is characterized in that：The mounting shell（1）On air inducing circle is installed（15）, the mounting shell（1）Including installing plate
（14）, the air inducing circle（15）Installed in installing plate（14）On, the installing plate（14）On be fixed with location-plate（16）, it is described fixed
Position plate（16）Offer centring ring（17）, the air inducing circle（15）It is placed in centring ring（17）It is interior.
2. blower fan according to claim 1, it is characterized in that：The impeller（3）Including bottom plate（31）, wind wheel（32）And peace
Mounted in bottom plate（31）And wind wheel（32）Between blade（33）, the wind wheel（32）It is enclosed on air inducing circle（15）Outer rim, and wind wheel
（32）With air inducing circle（15）Between be provided with gap, the bottom plate（31）Installed in motor（2）On.
3. blower fan according to claim 2, it is characterized in that：The air inducing circle（15）Including integrally formed fixed part
（151）, guide part（152）And curved portions（153）, the fixed part（151）With installing plate（14）It is fixedly connected, the arc
Portion（153）With wind wheel（32）Coordinate.
4. blower fan according to claim 3, it is characterized in that：The location-plate（16）Thickness is more than fixed part（151）Thickness.
5. blower fan according to claim 2, it is characterized in that：The motor（2）Including stator（22）And rotor（21）, it is described
Stator（22）Installed in mounting shell（1）On, the rotor（21）It is set in stator（22）On, the rotor（21）Outer rim is provided with
Mounting ring（25）, the bottom plate（31）It is fixed on mounting ring（25）On.
6. blower fan according to claim 5, it is characterized in that：The mounting shell（1）On be provided with positioning disk（11）, it is described fixed
Son（22）Installed in positioning disk（11）On, the positioning disk（11）It is fixed on mounting shell（1）On, and positioning disk（11）With centring ring
（17）It is corresponding.
7. blower fan according to claim 2, it is characterized in that：The bottom plate（31）On be provided with the first stiffening ring（34）, institute
State the first stiffening ring（34）It is placed in bottom plate（31）Outer rim.
8. blower fan according to claim 7, it is characterized in that：First stiffening ring（34）Section is into circular configuration.
9. blower fan according to claim 2, it is characterized in that：The wind wheel（32）On be provided with the second stiffening ring（35）, institute
State the second stiffening ring（35）It is placed in bottom plate（31）Outer rim.
10. blower fan according to claim 9, it is characterized in that：Second stiffening ring（35）Section is into circular configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720430158.1U CN206753948U (en) | 2017-04-21 | 2017-04-21 | Blower fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720430158.1U CN206753948U (en) | 2017-04-21 | 2017-04-21 | Blower fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206753948U true CN206753948U (en) | 2017-12-15 |
Family
ID=60615232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720430158.1U Active CN206753948U (en) | 2017-04-21 | 2017-04-21 | Blower fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206753948U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109139517A (en) * | 2018-10-19 | 2019-01-04 | 李坚祥 | Blower fan structure and blower fan system |
-
2017
- 2017-04-21 CN CN201720430158.1U patent/CN206753948U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109139517A (en) * | 2018-10-19 | 2019-01-04 | 李坚祥 | Blower fan structure and blower fan system |
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