CN206487639U - A kind of centrifugal blower case - Google Patents
A kind of centrifugal blower case Download PDFInfo
- Publication number
- CN206487639U CN206487639U CN201621443202.4U CN201621443202U CN206487639U CN 206487639 U CN206487639 U CN 206487639U CN 201621443202 U CN201621443202 U CN 201621443202U CN 206487639 U CN206487639 U CN 206487639U
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- fixedly connected
- impeller
- spiral case
- flange
- motor
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Abstract
The utility model discloses a kind of centrifugal blower case, including spiral case, suction flange, outlet(discharge) flange, and it is arranged on impeller and motor in spiral case, it is characterized in that, suction flange, which extends internally, is fixedly connected with current collector, the two ends of current collector are respectively fixedly connected with suction flange and impeller, impeller includes the impeller front disc being fixedly connected with current collector, impeller hub disk and blade, impeller hub disk is fixedly connected by drive shaft with motor, the T-shaped end of drive shaft is arranged on the front of impeller hub disk, and be fixedly connected by screw with impeller hub disk, driving the tip of the axis passes spiral case and is fixedly connected with motor, backing plate is additionally provided between spiral case and motor front end, backing plate is loop configuration, it is fixedly connected with spiral case, radiating wheel is provided with the annular of backing plate, radiating wheel is arranged on the driving shaft.The utility model can not only meet the high heat of fan rotor rotation speed and radiate in time, and be also equipped with that air quantity is big, noise is small, static pressure is high a little, while also facilitating maintenance and safeguarding.
Description
Technical field
The utility model is related to exhaust equipment field, and in particular to a kind of centrifugal blower case.
Background technology
Centrifugal blower is the pressure energy and kinetic energy that the mechanical energy rotated using draught fan impeller is converted to gas, and gas is defeated
See off, gas produces air energy along the streamlined air inlet air inlet through hollow shaft of blower fan through impeller rotation, along screw type housing by gas
Body is radially exported, then is sent out from shell air outlet.Centrifugal blower cannot dissipate in time because fan rotor rotation speed is high, produce heat
Heat, the service life of this kind of blower fan is general shorter.And the air quantity of conventional centrifugal blower is smaller at present, and spiral case is integrated into
Type, the maintenance and replacing of impeller is very constant, and blower fan can not be applicable different air quantity.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of centrifugal blower, can not only fan rotor rotation speed be met high
Heat radiates in time, and is also equipped with that air quantity is big, noise is small, static pressure is high a little, while also facilitating maintenance and safeguarding.
The utility model solves the technical scheme that is used of above-mentioned technical problem：A kind of centrifugal blower case, including spiral case,
Suction flange, outlet(discharge) flange, and the impeller being arranged in spiral case and the motor of driving wheel rotation, it is characterised in that described
Suction flange, which extends internally, is fixedly connected with current collector, and the two ends of the current collector are respectively fixedly connected with suction flange and impeller,
The impeller includes impeller front disc, impeller hub disk and the blade being fixedly connected with current collector, and the impeller hub disk passes through drive shaft
Be fixedly connected with motor, the drive shaft is T-shaped axle, T-shaped end is arranged on the front of impeller hub disk, and by screw and impeller after
Disk is fixedly connected, and driving the tip of the axis passes spiral case and is fixedly connected with motor, and pad is additionally provided between spiral case and the motor front end
Plate, the backing plate is loop configuration, is fixedly connected with spiral case, and radiating wheel, the radiating wheel case are provided with the annular of the backing plate
If on the driving shaft.
Further, described current collector includes outer end, middle-end, the inner successively outside spiral case to direction in described spiral case,
And the sectional area of outer end is more than inner sectional area, inner sectional area is more than the sectional area of middle-end.
Further, the outlet(discharge) flange goes out provided with intercepter plate, one end of the intercepter plate and one side activity of outlet(discharge) flange
Connection.
Further, the one end of the volute outer wall away from outlet(discharge) flange be provided with access hole, the access hole by hinge with
Volute outer wall is flexibly connected, and access hole is provided with sealing strip, and the one end of access hole away from hinge is provided with fastener.
The utility model has the advantage of：The current collector structure used can increase pressure for the radian of big at both ends and small in middle
Power and air inflow, and impact of the air-flow to blade is substantially reduced, make airflow field more uniform smooth, so that noise is reduced,
Increase air quantity；By setting up radiating wheel on blower fan, can effectively extend the service life of blower fan, with cost of manufacture it is cheap,
The advantages of having a safety feature, dismount easy to maintenance；Access hole, convenient maintenance and maintenance to impeller are set on spiral case.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is side view of the present utility model.
Wherein：1st, after spiral case 2, suction flange 3, outlet(discharge) flange 4, motor 5, current collector 6, impeller front disc 7, impeller
Disk 8, blade 9, drive shaft 10, backing plate 11, radiating wheel 12, intercepter plate 13, access hole 14, hinge 15, fastener
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outer " are, based on orientation shown in the drawings or position relationship, to be only
Described for the ease of description the utility model and simplifying, rather than to indicate or imply that signified device or element must have specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
A kind of centrifugal blower case as depicted, including spiral case 1, suction flange 2, outlet(discharge) flange 3, and it is arranged on spiral case
The motor 4 of impeller and driving wheel rotation in 1, it is characterised in that the suction flange 2, which extends internally, is fixedly connected with afflux
Device 5, the two ends of the current collector 5 are respectively fixedly connected with suction flange 2 and impeller, and the impeller includes being fixedly connected with current collector
Impeller front disc 6, impeller hub disk 7 and blade 8, the impeller hub disk 6 is fixedly connected by drive shaft 9 with motor 4, the driving
Axle 9 is T-shaped axle, and T-shaped end is arranged on the front of impeller hub disk 6, and is fixedly connected by screw with impeller hub disk 7, drive shaft 9
End passes spiral case 1 and is fixedly connected with motor 4, and backing plate 10, the backing plate 10 are additionally provided between spiral case 1 and motor 4 front end
For loop configuration, it is fixedly connected with spiral case 1, is provided with radiating wheel 11 in the annular of the backing plate 10, the radiating wheel 11 is set in
In drive shaft 9.
Further, described current collector 5 includes outer end, middle-end, the inner successively outside spiral case to direction in described spiral case,
And the sectional area of outer end is more than inner sectional area, inner sectional area is more than the sectional area of middle-end.
Further, the outlet(discharge) flange 3 goes out provided with intercepter plate 12, one end of the intercepter plate 12 and the one of outlet(discharge) flange 3
Side is flexibly connected.
Further, the described one end of the outer wall of spiral case 1 away from outlet(discharge) flange is provided with access hole 13, and the access hole 13 passes through hinge
Chain 14 is flexibly connected with the outer wall of spiral case 1, and access hole 13 is provided with sealing strip, and the one end of access hole away from hinge is provided with fastening
Device 15.
Finally it should be noted that：Various embodiments above is only limited to illustrate the technical solution of the utility model, rather than to it
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, or to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (4)
1. a kind of centrifugal blower case, including spiral case, suction flange, outlet(discharge) flange, and the impeller being arranged in spiral case and driving
The motor of wheel rotation, it is characterised in that the suction flange, which extends internally, is fixedly connected with current collector, the two of the current collector
End is respectively fixedly connected with suction flange and impeller, and the impeller includes impeller front disc, the impeller hub disk being fixedly connected with current collector
And blade, the impeller hub disk is fixedly connected by drive shaft with motor, and the drive shaft is T-shaped axle, and T-shaped end is arranged on impeller
The front of hub disk, and be fixedly connected by screw with impeller hub disk, driving the tip of the axis passes spiral case and is fixedly connected with motor, institute
State and backing plate is additionally provided between spiral case and motor front end, the backing plate is loop configuration, is fixedly connected with spiral case, the ring of the backing plate
Radiating wheel is provided with shape, the radiating wheel is arranged on the driving shaft.
2. a kind of centrifugal blower case according to claim 1, it is characterised in that：Described current collector is outside spiral case to described
Spiral case in direction include outer end, middle-end, the inner successively, and the sectional area of outer end is more than inner sectional area, and inner cuts
Area is more than the sectional area of middle-end.
3. a kind of centrifugal blower case according to claim 1, it is characterised in that：The outlet(discharge) flange goes out provided with intercepter plate,
One end of the intercepter plate is flexibly connected with one side of outlet(discharge) flange.
4. a kind of centrifugal blower case according to claim 1, it is characterised in that：The volute outer wall is away from outlet(discharge) flange
One end is provided with access hole, and the access hole is flexibly connected by hinge with volute outer wall, and access hole is provided with sealing strip, inspection
The one end of mouth away from hinge is repaiied provided with fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621443202.4U CN206487639U (en) | 2016-12-27 | 2016-12-27 | A kind of centrifugal blower case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621443202.4U CN206487639U (en) | 2016-12-27 | 2016-12-27 | A kind of centrifugal blower case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206487639U true CN206487639U (en) | 2017-09-12 |
Family
ID=59769738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621443202.4U Expired - Fee Related CN206487639U (en) | 2016-12-27 | 2016-12-27 | A kind of centrifugal blower case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206487639U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107477012A (en) * | 2017-09-19 | 2017-12-15 | 张家港保税区创典炉窑通风设备有限公司 | A kind of new type high temperature air-introduced machine |
| CN108278221A (en) * | 2018-04-26 | 2018-07-13 | 重庆通用工业(集团)有限责任公司 | Inlet seal structure and wind turbine |
| CN109931291A (en) * | 2019-05-08 | 2019-06-25 | 泛仕达机电股份有限公司 | A kind of rotary collector |
-
2016
- 2016-12-27 CN CN201621443202.4U patent/CN206487639U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107477012A (en) * | 2017-09-19 | 2017-12-15 | 张家港保税区创典炉窑通风设备有限公司 | A kind of new type high temperature air-introduced machine |
| CN107477012B (en) * | 2017-09-19 | 2023-12-22 | 张家港保税区创典炉窑通风设备有限公司 | Novel high-temperature induced draft fan |
| CN108278221A (en) * | 2018-04-26 | 2018-07-13 | 重庆通用工业(集团)有限责任公司 | Inlet seal structure and wind turbine |
| CN108278221B (en) * | 2018-04-26 | 2024-02-06 | 重庆通用工业(集团)有限责任公司 | Air inlet sealing structure and fan |
| CN109931291A (en) * | 2019-05-08 | 2019-06-25 | 泛仕达机电股份有限公司 | A kind of rotary collector |
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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: 20170912 Termination date: 20191227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |