CN207195305U - A kind of blower fan apparatus - Google Patents
A kind of blower fan apparatus Download PDFInfo
- Publication number
- CN207195305U CN207195305U CN201720363544.3U CN201720363544U CN207195305U CN 207195305 U CN207195305 U CN 207195305U CN 201720363544 U CN201720363544 U CN 201720363544U CN 207195305 U CN207195305 U CN 207195305U
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- fixed
- base
- blower fan
- shell
- wheel disc
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Abstract
The utility model discloses a kind of blower fan apparatus, is related to blower fan technical field；Including shell, support base, fixed mount, drive device and impeller；The shell has air inlet, air outlet and the air channel of connection air inlet and air outlet；The impeller is arranged in the air channel of the shell, is rotated by the driving of the drive device, for being sucked air from air inlet and discharging it at air outlet；Described shell is fixed on fixed mount, and fixed mount is fixedly mounted on support base；Described support base includes first base, elastic supporting member for supporting optical member and second base, and described fixed mount is fixed in first base, and the elastic supporting member for supporting optical member is arranged between first base and second base；The beneficial effects of the utility model are：The overall vibration of blower fan apparatus is slow down, extends the service life of blower fan apparatus.
Description
Technical field
Blower fan technical field is the utility model is related to, in particular, it is good to the utility model is related to a kind of damping effect
Blower fan apparatus.
Background technology
On the electrical equipment of such as medium-high voltage frequency converter or the like, generally require to set a blower fan dress for being used to divulge information
Put, to be radiated to electrical equipment.Existing blower fan apparatus, mainly include a shell and one be arranged at wind in shell
Machine, wherein, shell is generally rectangular shaped, formed with a circular air inlet at its bottom center, and then formed with one at leading flank
The air outlet of rectangle, blower fan are centrifugal fan, and it hits exactly corresponding and set with the air inlet, air outlet, i.e., the circle is entered
Orthographic projection of the center in air port with the center of the blower fan at the top surface of the shell is overlapping, and the rectangular air outlet is longitudinally asymmetric
Orthographic projection of the axis with the central axis of the blower fan at the trailing flank of the shell is overlapping.
The blower fan of prior art, vibration is produced due to the rotation of motor, not only produces noise, used for a long time in blower fan
Afterwards, situations such as loosened screw can be caused, the service life of blower fan is influenceed.
The content of the invention
The purpose of this utility model is effectively to overcome the shortcomings of above-mentioned technology, there is provided a kind of blower fan apparatus, blower fan dress
Put the service life for good damping effect, improving blower fan.
What the technical solution of the utility model was realized in：A kind of blower fan apparatus, it is theed improvement is that：Including outer
Shell, support base, fixed mount, drive device and impeller；
The shell has air inlet, air outlet and the air channel of connection air inlet and air outlet；
The impeller is arranged in the air channel of the shell, is rotated by the driving of the drive device, for by sky
Gas sucks from air inlet and discharges it at air outlet；
Described shell is fixed on fixed mount, and fixed mount is fixedly mounted on support base；Described support base includes the
One base, elastic supporting member for supporting optical member and second base, described fixed mount are fixed in first base, and the elastic supporting member for supporting optical member is set
Between first base and second base.
In such a configuration, the elastic supporting member for supporting optical member include upper junction plate, lower connecting plate, spring, spring retainer seat with
And lead；
Described upper junction plate is fixed on the lower surface of first base, and described lower connecting plate is fixed on the upper of second base
Surface, the spring retainer seat are fixed on described lower connecting plate, are provided with spring retainer seat for being put into the spring
Groove, and the top of spring is against upper junction plate；
Described lead is fixed on upper junction plate, is provided with spacing hole corresponding on described spring retainer seat, institute
State in lead insertion spacing hole.
In such a configuration, described drive device includes motor, driving wheel, driving belt and driven pulley, described
Driving wheel is fixed on the output shaft of motor, and the driving belt is enclosed between driving wheel and driven pulley；
A bearing block is provided with the fixed mount, a power transmission shaft is provided with bearing block, one end of the power transmission shaft is stretched
Enter in shell and be fixedly connected with impeller, the other end is fixedly attached to driven pulley.
In such a configuration, the impeller includes preceding wheel disc, rear trochal disc, fixed wheel disc and blade；
The center of the preceding wheel disc has the air holes communicated with the air inlet, and the outer surface of preceding wheel disc is with taper
Ring surface, the rear trochal disc are provided with the connecting hole being used for the transmission axis connection, and the fixed wheel disc is arranged at preceding wheel disc
Between rear trochal disc, the blade has a top edge and a lower edge, and plurality of vanes interval is embedded in the fixed wheel disc
On, the top edge of the blade is mutually fixed with the preceding wheel disc, and lower edge is mutually fixed with the rear trochal disc.
The beneficial effects of the utility model are：Vibration is produced when motor operates, drives first base together to vibrate, the
Elastic supporting member for supporting optical member is provided between one base and second base, elastic supporting member for supporting optical member can be good at alleviating the vibration of first base,
Avoid the vibration of first base from being transferred in second base, therefore slow down the overall vibration of blower fan apparatus, extend using the longevity
Life.
【Brief description of the drawings】
Fig. 1 is the positive structure schematic of blower fan apparatus of the present utility model.
Fig. 2 is the side structure schematic diagram of blower fan apparatus of the present utility model.
Fig. 3 is the structural representation of elastic supporting member for supporting optical member of the present utility model.
Fig. 4 is the structural representation of impeller of the present utility model.
【Embodiment】
The utility model will be further described with reference to the accompanying drawings and examples.
Shown in reference picture 1, Fig. 2, a kind of blower fan apparatus of the utility model announcement, including shell 10, support base 20, fixation
Frame 40, drive device and impeller（It is invisible in Fig. 1, Fig. 2）；The shell 10 has air inlet 101, air outlet 102 and connected
The air channel of logical air inlet 101 and air outlet 102；The impeller is arranged in the air channel of the shell 10, is filled by the driving
The driving put and rotate, for air to be sucked at air inlet 101 and discharges it at air outlet 102；Described shell
10 are fixed on fixed mount 40, and fixed mount 40 is fixedly mounted on support base 20；Described support base 20 includes first base
201st, elastic supporting member for supporting optical member 202 and second base 203, described fixed mount 40 are fixed in first base 201, the elasticity branch
Support member 202 is arranged between first base 201 and second base 203.
Further, described drive device includes motor 501, driving wheel 502, driving belt 503 and driven pulley
504, the driving wheel 502 is fixed on the output shaft of motor 501, and the driving belt 503 is enclosed on driving wheel 502 and driven pulley
Between 504；A bearing block 401 is provided with the fixed mount 40, a power transmission shaft 402, the transmission are provided with bearing block 401
One end of axle 402 is stretched into shell 10 and is fixedly connected with impeller, and the other end is fixedly attached to driven pulley 504.
As shown in figure 3, for described elastic supporting member for supporting optical member 202, the utility model proposes a specific embodiment, the bullet
Property support member 202 includes upper junction plate 2021, lower connecting plate 2022, spring 2023, spring retainer seat 2024 and lead
2025；Described upper junction plate 2021 is fixed on the lower surface of first base 201, and described lower connecting plate 2022 is fixed on second
The upper surface of base 203, the spring retainer seat 2024 is fixed on described lower connecting plate 2022, on spring retainer seat 2024
The groove for being put into the spring 2023 is provided with, and the top of spring 2023 is against upper junction plate 2021；Described guiding
Post 2025 is fixed on upper junction plate 2021, and spacing hole, the guiding are provided with corresponding on described spring retainer seat 2024
Post 2025 is inserted in spacing hole.
As shown in figure 4, for described impeller, the utility model proposes a specific embodiment, impeller includes preceding wheel disc
301st, rear trochal disc 303, fixed wheel disc 304 and multiple blades 305, the center of the preceding wheel disc 301 have one and the air inlet
101 air holes 302 communicated, the outer surface of preceding wheel disc 301 is the ring surface with taper；Rear trochal disc 303 be provided be used for
The connecting portion of the drive device connection, preferably, connecting portion is the connecting hole for being arranged at the center of rear trochal disc 303；The fixation
Wheel disc 304 be arranged at before between wheel disc 301 and rear trochal disc 303；The blade 305 has a top edge 306 and a lower edge
307, interval is embedded on the fixed wheel disc 304 plurality of vanes 305 at equal intervals；The blade top edge 306 with it is described
The preceding phase of wheel disc 301 is fixed；Lower edge 307 is fixed with the phase of rear trochal disc 303, strengthens the fastness of impeller and simple in construction,
Blade 305 is curved, and arc shaped blade 305 has a front end 308 and rear end 309, and the width of front end 308 to rear end 309 is passed successively
Subtract, vane nose 308 points to the center of the fixed wheel disc 304, and rear end 309 extends the outward flange of fixed wheel disc 304, preferably
, blade rear end 309 is embedded on fixed wheel disc 304 and causes air-flow to enter blade perpendicular to fixed wheel disc 304, this structure
When 305, air-flow velocity strengthens successively from vane nose 308 to rear end 309, and air hydrodynamic increases the power for improving impeller, from
And the service efficiency of blower fan is improved, reduce energy consumption.
By this structure, vibration is produced when motor operates, drives first base 201 together to vibrate, first base with
Elastic supporting member for supporting optical member 202 is provided between second base, elastic supporting member for supporting optical member 202 can be good at alleviating the vibration of first base 201,
Avoid the vibration of first base 201 from being transferred in second base 203, therefore slow down the overall vibration of blower fan apparatus, extend
Service life.
Described above is only preferred embodiment of the present utility model, and above-mentioned specific embodiment is not to the utility model
Limitation.In technological thought category of the present utility model, various modifications and modification, the ordinary skill of all this areas can occur
Retouching, modification or the equivalent substitution that personnel are made as described above, belong to the scope that the utility model is protected.
Claims (3)
- A kind of 1. blower fan apparatus, it is characterised in that：Including shell, support base, fixed mount, drive device and impeller；The shell has air inlet, air outlet and the air channel of connection air inlet and air outlet；The impeller is arranged in the air channel of the shell, is rotated by the driving of the drive device, for by air from Air inlet sucks and discharges it at air outlet；Described shell is fixed on fixed mount, and fixed mount is fixedly mounted on support base；Described support base includes the first bottom Seat, elastic supporting member for supporting optical member and second base, described fixed mount are fixed in first base, and the elastic supporting member for supporting optical member is arranged on the Between one base and second base；The elastic supporting member for supporting optical member includes upper junction plate, lower connecting plate, spring, spring retainer seat and lead；Described upper junction plate is fixed on the lower surface of first base, and described lower connecting plate is fixed on the upper table of second base Face, the spring retainer seat are fixed on described lower connecting plate, are provided with spring retainer seat for being put into the spring Groove, and the top of spring is against upper junction plate；Described lead is fixed on upper junction plate, and spacing hole is provided with corresponding on described spring retainer seat, described to lead Into post insertion spacing hole.
- A kind of 2. blower fan apparatus according to claim 1, it is characterised in that：Described drive device includes motor, active Wheel, driving belt and driven pulley, the driving wheel are fixed on the output shaft of motor, the driving belt be enclosed on driving wheel and Between driven pulley；A bearing block is provided with the fixed mount, a power transmission shaft is provided with bearing block, one end of the power transmission shaft is stretched into outside It is fixedly connected in shell with impeller, the other end is fixedly attached to driven pulley.
- A kind of 3. blower fan apparatus according to claim 2, it is characterised in that：The impeller includes preceding wheel disc, rear trochal disc, consolidated Fixed wheel disk and blade；The center of the preceding wheel disc has the air holes communicated with the air inlet, and the outer surface of preceding wheel disc is the annular with taper Face, the rear trochal disc are provided with the connecting hole being used for the transmission axis connection, and the fixed wheel disc is arranged at preceding wheel disc with after Between wheel disc, the blade has a top edge and a lower edge, and plurality of vanes interval is embedded on the fixed wheel disc, institute The top edge and the preceding wheel disc for stating blade are mutually fixed, and lower edge is mutually fixed with the rear trochal disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720363544.3U CN207195305U (en) | 2017-04-05 | 2017-04-05 | A kind of blower fan apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720363544.3U CN207195305U (en) | 2017-04-05 | 2017-04-05 | A kind of blower fan apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207195305U true CN207195305U (en) | 2018-04-06 |
Family
ID=61793193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720363544.3U Active CN207195305U (en) | 2017-04-05 | 2017-04-05 | A kind of blower fan apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207195305U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN109611353A (en) * | 2018-11-19 | 2019-04-12 | 大连范特西西科技有限公司 | A kind of efficient blower and method |
-
2017
- 2017-04-05 CN CN201720363544.3U patent/CN207195305U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN109611353A (en) * | 2018-11-19 | 2019-04-12 | 大连范特西西科技有限公司 | A kind of efficient blower and method |
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