CN209129933U - Volute of blower plate and blower - Google Patents
Volute of blower plate and blower Download PDFInfo
- Publication number
- CN209129933U CN209129933U CN201821978879.7U CN201821978879U CN209129933U CN 209129933 U CN209129933 U CN 209129933U CN 201821978879 U CN201821978879 U CN 201821978879U CN 209129933 U CN209129933 U CN 209129933U
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- spiral case
- plate
- case plate
- blower
- rotation
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Abstract
The utility model provides a kind of volute of blower plate and blower, is related to blower technical field, comprising: fixed spiral case plate, rotation spiral case plate, connection component and fixation kit；Rotation spiral case plate connect by connection component with fixed spiral case plate so that rotation spiral case plate can relative to fixed spiral case plate rotation, with adjustment rotate the volute tongue between spiral case plate and impeller outer circle away from；Spiral case plate is rotated to connect by the side plate of fixation kit and Blower Housing.Connection component is set between fixed spiral case plate by rotation spiral case plate, rotation spiral case plate can be rotated relative to connection component, with adjust rotation spiral case plate and impeller outer circle between volute tongue away from, after adjustment, rotation spiral case plate is fixed on the side plate of Blower Housing by fixation kit, to avoid rotation spiral case plate activity, volute tongue is alleviated in traditional blower existing in the prior art away from cannot arbitrarily change, can only be fixed during manufacture volute tongue away from, can not freely change volute tongue away from the technical issues of.
Description
Technical field
The utility model relates to blower technical fields, more particularly, to a kind of volute of blower plate and blower.
Background technique
As country is to the increasingly serious of environmental requirement, every profession and trade is increasingly mature to the control measures of flue gas.By original
The electric precipitation of single cyclone dust removal development finally, then bag-type dust finally.Along with the improvement of dedusting, desulphurization denitration
Improvement is also becoming better and approaching perfection day by day, and takes off white technique, in addition low-NO_x combustion technology, heat recovery technology.It is polytechnic maturation bring be
Series devices in pipe-line system are constantly superimposed.
Blower is component important in boiler, plays guide function to flue gas, the volute tongue in blower is away from influence aerodynamic
Energy and noise characteristic.
But volute tongue is away from cannot arbitrarily change in traditional blower, and volute tongue can only be fixed during manufacture away from can not
It is free change volute tongue away from.
The information disclosed in the background technology section is intended only to deepen the understanding to the utility model general background technology,
And it is not construed as recognizing or implying in any form that the information constitutes the prior art known in those skilled in the art.
Utility model content
It is existing in the prior art to alleviate the purpose of this utility model is to provide a kind of volute of blower plate and blower
Volute tongue be away from cannot arbitrarily change in traditional blower, and volute tongue can only be fixed during manufacture away from can not freely change snail
Tongue away from the technical issues of.
Volute of blower plate provided by the utility model, comprising: fixed spiral case plate, rotation spiral case plate, connection component and fixation
Component；
Fixed spiral case plate and rotation spiral case plate are all set in Blower Housing, and the inner wall of fixed spiral case plate and Blower Housing connects
It connects, rotation spiral case plate is connect by connection component with fixed spiral case plate, so that rotation spiral case plate can turn relative to fixed spiral case plate
It is dynamic, with adjust the volute tongue between rotation spiral case plate and impeller outer circle away from；
Sliding slot is provided on the side plate of Blower Housing, fixation kit is set in sliding slot, and fixation kit can be relative to cunning
Slot is mobile, and rotation spiral case plate is connected by the side plate of fixation kit and Blower Housing, will rotate spiral case plate and fix.
Further, connection component includes first connecting portion, second connecting portion and flexible connecting member；
First connecting portion is set to rotation spiral case plate on one end of fixed spiral case plate, and second connecting portion is set to fixation
Spiral case plate is on one end of rotation spiral case plate；
The both ends of flexible connecting member pass through first connecting portion and second connecting portion and rotation spiral case plate and fixed spiral case respectively
Plate connection.
Further, first connecting portion includes the first connector and the first pressing plate；
The first connection through-hole is provided on rotation spiral case plate, the first pressing plate is set to rotation spiral case plate close to fixation kit
Side, flexible connecting member are set around on the first pressing plate far from one end of fixed spiral case plate, and the first connector passes through flexible connecting member
It is extend into the first connection through-hole with the first pressing plate.
Further, second connecting portion includes the second connector and the second pressing plate；
The second connection through-hole is provided on fixed spiral case plate, the second pressing plate is set to the side of fixed spiral case plate, and flexibility is even
Fitting is set around on the second pressing plate far from one end of rotation spiral case plate, and the second connector passes through flexible connecting member and the second pressing plate is stretched
Enter into the second connection through-hole.
It further, further include wind deflector；
Wind deflector is set to rotation spiral case plate close to one end of fixed spiral case plate, and wind deflector is separate positioned at rotation spiral case plate
The side of first pressing plate is provided with connecting hole on wind deflector, and the first connector is extend into connecting hole.
Further, fixation kit includes multiple fastening bolts；
Multiple sliding slots are provided on Blower Housing, one end of multiple fastening bolts is all set in multiple sliding slots, multiple
The other end of fastening bolt is connect with rotation spiral case plate, will be rotated spiral case plate and be fixed.
Further, rotation spiral case plate is provided with air guide hole far from one end of fixed spiral case plate.
Further, fixed spiral case plate is welded on the inner wall of Blower Housing.
Further, flexible connecting member is set as silica gel cloth.
Blower provided by the utility model, including volute of blower plate.
In conjunction with above technical scheme, the beneficial effect that the utility model reaches is:
Volute of blower plate provided by the utility model, comprising: fixed spiral case plate, rotation spiral case plate, connection component and fixation
Component；
Fixed spiral case plate and rotation spiral case plate are all set in Blower Housing, and the inner wall of fixed spiral case plate and Blower Housing connects
It connects, rotation spiral case plate is connect by connection component with fixed spiral case plate, so that rotation spiral case plate can turn relative to fixed spiral case plate
It is dynamic, with adjust the volute tongue between rotation spiral case plate and impeller outer circle away from；
Sliding slot is provided on the side plate of Blower Housing, fixation kit is set in sliding slot, and fixation kit can be relative to cunning
Slot is mobile, and rotation spiral case plate is connected by the side plate of fixation kit and Blower Housing, will rotate spiral case plate and fix.
Connection component is set between fixed spiral case plate by rotation spiral case plate, rotation spiral case plate can be relative to connection component
Rotation, to adjust the volute tongue between rotation spiral case plate and impeller outer circle away from after adjustment, rotation spiral case plate passes through fixed group
Part is fixed on the side plate of Blower Housing, to avoid rotation spiral case plate activity, alleviates traditional wind existing in the prior art
Volute tongue be away from cannot arbitrarily change in machine, can only be fixed during manufacture volute tongue away from, can not freely change volute tongue away from skill
Art problem.
Other feature and advantage of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood and implementing the utility model.The purpose of this utility model and other advantages are illustrating
Structure specifically noted by book, claims and attached drawing is achieved and obtained.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the overall structure diagram of volute of blower plate provided by the embodiment of the utility model；
Fig. 2 is the half sectional view of blower provided by the embodiment of the utility model；
Fig. 3 is the structural schematic diagram of the connection component in volute of blower plate provided by the embodiment of the utility model；
Fig. 4 is the structural schematic diagram of the fixation kit of volute of blower plate provided by the embodiment of the utility model.
Icon: the fixed spiral case plate of 100-；200- rotates spiral case plate；300- connection component；310- first connecting portion；311-
A connection piece；The first pressing plate of 312-；320- second connecting portion；The second connector of 321-；The second pressing plate of 322-；330- flexible connection
Part；400- fixation kit；500- wind deflector；600- air guide hole；700- impeller.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
In the description of the present invention, it should be noted that such as occur term " center ", "upper", "lower", " left side ",
" right side ", "vertical", "horizontal", "inner", "outside" etc., indicated by orientation or positional relationship be orientation based on the figure or
Positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, such as there is term " first ", " second ", " third " are used for description purposes only, be not understood to indicate or imply opposite
Importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, such as there is term
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
Fig. 1 is the overall structure diagram of volute of blower plate provided in this embodiment；Fig. 2 is blower provided in this embodiment
Half sectional view；Fig. 3 is the structural schematic diagram of the connection component in volute of blower plate provided in this embodiment；Fig. 4 is this implementation
The structural schematic diagram of the fixation kit for the volute of blower plate that example provides.
As shown in Figs 1-4, volute of blower plate provided in this embodiment, comprising: fixed spiral case plate 100, rotation spiral case plate
200, connection component 300 and fixation kit 400；Fixed spiral case plate 100 and rotation spiral case plate 200 are all set in Blower Housing,
Fixed spiral case plate 100 is connect with the inner wall of Blower Housing, and rotation spiral case plate 200 passes through connection component 300 and fixed spiral case plate 100
Connection, so that rotation spiral case plate 200 can be rotated relative to fixed spiral case plate 100, with adjustment rotation spiral case plate 200 and impeller 700
Volute tongue between outer circle away from；Sliding slot is provided on the side plate of Blower Housing, fixation kit 400 is set in sliding slot, and fixed group
Part 400 can be mobile relative to sliding slot, and rotation spiral case plate 200 is connect by fixation kit 400 with the side plate of Blower Housing, will turn
Dynamic spiral case plate 200 is fixed.
Specifically, connection component 300 is arranged between rotation spiral case plate 200 and fixed spiral case plate 100, spiral case plate 200 is rotated
It is connect by connection component 300 with fixed spiral case plate 100, and the connection rotated between spiral case plate 200 and fixed spiral case plate 100 is
It is flexible coupling, so that rotation spiral case plate 200 can be rotated relative to fixed spiral case plate 100, and then adjustable rotation spiral case plate 200 and wind
The distance between 700 outer circle of machine impeller, i.e. change volute tongue are away from effective noise for adjusting blower work and generating, when rotation spiral case plate
When the distance between 200 and 700 outer circle of draught fan impeller are larger, the noise that blower generates is smaller, when rotation spiral case plate 200 and blower
When the distance between 700 outer circle of impeller is smaller, the noise that blower generates is larger.
Further, fixed spiral case plate 100 is welded on the inner wall of Blower Housing.
Specifically, fixed spiral case plate 100 is arranged along the inner wall of Blower Housing, and fixed spiral case plate 100 is welded on blower
On the inner wall of shell, keep fixed spiral case plate 100 fixed, avoids fixed spiral case plate 100 mobile.
Volute of blower plate provided in this embodiment, comprising: fixed spiral case plate 100, rotation spiral case plate 200, connection component 300
With fixation kit 400；Fixed spiral case plate 100 and rotation spiral case plate 200 are all set in Blower Housing, fixed spiral case plate 100 with
The inner wall of Blower Housing connects, and rotation spiral case plate 200 is connect by connection component 300 with fixed spiral case plate 100, so that rotation snail
Coverboard 200 can be rotated relative to fixed spiral case plate 100, to adjust the volute tongue between rotation spiral case plate 200 and 700 outer circle of impeller
Away from；Sliding slot is provided on the side plate of Blower Housing, fixation kit 400 is set in sliding slot, and fixation kit 400 can be relative to cunning
Slot is mobile, and rotation spiral case plate 200 is connect by fixation kit 400 with the side plate of Blower Housing, will rotate spiral case plate 200 and consolidate
It is fixed.Connection component 300 is set between fixed spiral case plate 100 by rotation spiral case plate 200, rotation spiral case plate 200 can be relative to
Connection component 300 rotate, with adjust rotation spiral case plate 200 and 700 outer circle of impeller between volute tongue away from, after adjustment, turn
Dynamic spiral case plate 200 is fixed on the side plate of Blower Housing by fixation kit 400, to avoid 200 activity of rotation spiral case plate, is alleviated
Volute tongue can only fix volute tongue during manufacture away from cannot arbitrarily change in traditional blower existing in the prior art
Away from, can not freely change volute tongue away from the technical issues of.
On the basis of the above embodiments, further, the connection component 300 in volute of blower plate provided in this embodiment
Including first connecting portion 310, second connecting portion 320 and flexible connecting member 330；First connecting portion 310 is set to rotation spiral case plate
200 on one end of fixed spiral case plate 100, and second connecting portion 320 is set to fixed spiral case plate 100 close to rotation spiral case plate
On 200 one end；The both ends of flexible connecting member 330 pass through first connecting portion 310 and second connecting portion 320 and rotation spiral case respectively
Plate 200 and fixed spiral case plate 100 connect.
Specifically, first connecting portion 310 and second connecting portion 320 are separately positioned on rotation spiral case plate 200 and fixed spiral case
On one end of plate 100, and first connecting portion 310 and second connecting portion 320 respectively with rotation spiral case plate 200 and fixation spiral case plate
100 connections, the both ends of flexible connecting member 330 pass through first connecting portion 310 respectively and second connecting portion 320 is fixed, flexible connection
Part 330 is flexible material, rotate rotation spiral case plate 200 can relative to fixed spiral case plate 100, and then adjust rotation spiral case plate
Volute tongue between 200 and 700 outer circle of draught fan impeller is away from improvement noise.
Further, flexible connecting member 330 is set as silica gel cloth.
Specifically, flexible connecting member 330 needs to select high temperature resistant material, the heat scaling loss flexible connecting member in blower is avoided
330, cause the connection between rotation spiral case plate 200 and fixed spiral case plate 100 to disconnect, preferably, flexible connecting member 330 is set as
Silica gel cloth, 450 degrees Celsius of heatproof.
Further, first connecting portion 310 includes the first connector 311 and the first pressing plate 312；It rotates on spiral case plate 200
It is provided with the first connection through-hole, the first pressing plate 312 is set to rotation spiral case plate 200 close to the side of fixation kit 400, and flexibility is even
Fitting 330 is set around on the first pressing plate 312 far from one end of fixed spiral case plate 100, and the first connector 311 passes through flexible connecting member
330 and first pressing plate 312 extend into the first connection through-hole.
Specifically, flexible connecting member 330 is wound on the first pressing plate 312 close to one end of rotation spiral case plate 200, the first connection
Part 311 passes through flexible connecting member 330 and the first pressing plate 312 is extend into the first connection through-hole on rotation spiral case plate 200, will be soft
Property connector 330 it is fixed.
Further, second connecting portion 320 includes the second connector 321 and the second pressing plate 322；On fixed spiral case plate 100
It is provided with the second connection through-hole, the second pressing plate 322 is set to the side of fixed spiral case plate 100, and flexible connecting member 330 is far from rotation
One end of spiral case plate 200 is set around on the second pressing plate 322, and the second connector 321 passes through flexible connecting member 330 and the second pressing plate
322 extend into the second connection through-hole.
Specifically, flexible connecting member 330 is wound on the second pressing plate 322 close to one end of fixed spiral case plate 100, the second connection
Part 321 passes through flexible connecting member 330 and the second pressing plate 322 is extend into the second connection through-hole on rotation spiral case plate 200, will be soft
Property connector 330 it is fixed, the rotation convenient for rotation spiral case plate 200 relative to fixed spiral case plate 100.
In addition, the first connector 311 and the second connector 321 may be configured as bolt.
Volute of blower plate provided in this embodiment, will be flexible by the setting of first connecting portion 310 and second connecting portion 320
The both ends of connector 330 are fixed on rotation spiral case plate 200 and fixed spiral case plate 100, so that rotation spiral case plate 200 can be relative to
Fixed spiral case plate 100 rotates, adjustment volute tongue away from.
On the basis of the above embodiments, further, volute of blower plate provided in this embodiment further includes wind deflector
500；Wind deflector 500 is set to rotation spiral case plate 200 close to one end of fixed spiral case plate 100, and wind deflector 500 is located at rotation snail
Side of the coverboard 200 far from the first pressing plate 312 is provided with connecting hole on wind deflector 500, and the first connector 311 extend into connection
In hole.
Specifically, wind deflector 500 is arranged on one end of fixed spiral case plate 100 in rotation spiral case plate 200, and keep out the wind
Plate 500 is located at rotation side of the spiral case plate 200 far from the first pressing plate 312, and the wind direction in blower is along rotation 200 He of spiral case plate
The direction flowing of fixed spiral case plate 100, since there are flexible connecting members between rotation spiral case plate 200 and fixed spiral case plate 100
330, gas is easy to flow from flexible connecting member 330, and the setting of wind deflector 500 effectively prevents gas from flexible connecting member 330
Place's outflow.
Further, fixation kit 400 includes multiple fastening bolts；Multiple sliding slots are provided on Blower Housing, it is multiple tight
One end of fixing bolt is all set in multiple sliding slots, and the other end of multiple fastening bolts is connect with rotation spiral case plate 200, will
It is fixed to rotate spiral case plate 200.
Specifically, one end of fastening bolt is extend into sliding slot, the other end is connect with rotation spiral case plate 200, when rotation snail
After 200 position of coverboard adjusts, it is fixed on blower side plate by fastening bolt by spiral case plate 200 is rotated.
Further, rotation spiral case plate 200 is provided with air guide hole 600 far from one end of fixed spiral case plate 100.
Specifically, the air-flow in blower is discharged by air guide hole 600.
Volute of blower plate provided in this embodiment, by the use of multiple fastening bolts, convenient for rotation 200 position of spiral case plate
Fixation after adjustment effectively avoids blower from rotating 200 activity of spiral case plate in use；Pass through setting for wind deflector 500
It sets, the air-flow in blower is avoided to release from flexible connecting member 330.
Blower provided in this embodiment, including volute of blower plate.
Since the technical effect of blower provided in this embodiment is identical as the above-mentioned technical effect of volute of blower plate, herein
It repeats no more.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of volute of blower plate characterized by comprising fixed spiral case plate, rotation spiral case plate, connection component and fixed group
Part；
The fixed spiral case plate and the rotation spiral case plate are all set in Blower Housing, the fixed spiral case plate and the blower
The inner wall of shell connects, and the rotation spiral case plate is connect by the connection component with the fixed spiral case plate, so that described turn
Dynamic spiral case plate can be rotated relative to the fixed spiral case plate, to adjust the volute tongue between the rotation spiral case plate and impeller outer circle
Away from；
Sliding slot is provided on the side plate of the Blower Housing, the fixation kit is set in the sliding slot, and described fixed group
Part can be mobile relative to the sliding slot, and the rotation spiral case plate is connected by the side plate of the fixation kit and the Blower Housing
It connects, the rotation spiral case plate is fixed.
2. volute of blower plate according to claim 1, which is characterized in that the connection component includes first connecting portion,
Two interconnecting pieces and flexible connecting member；
The first connecting portion is set to the rotation spiral case plate on one end of the fixed spiral case plate, second connection
Portion is set to the fixed spiral case plate on one end of the rotation spiral case plate；
The both ends of the flexible connecting member pass through the first connecting portion and the second connecting portion and the rotation spiral case respectively
Plate is connected with the fixed spiral case plate.
3. volute of blower plate according to claim 2, which is characterized in that the first connecting portion include the first connector and
First pressing plate；
The first connection through-hole is provided on the rotation spiral case plate, first pressing plate is set to the rotation spiral case plate close to institute
The side of fixation kit is stated, the flexible connecting member is set around on first pressing plate far from one end of the fixed spiral case plate,
First connector passes through the flexible connecting member and first pressing plate is extend into the first connection through-hole.
4. volute of blower plate according to claim 3, which is characterized in that the second connecting portion include the second connector and
Second pressing plate；
The second connection through-hole is provided on the fixed spiral case plate, second pressing plate is set to the one of the fixed spiral case plate
Side, the flexible connecting member are set around on second pressing plate far from one end of the rotation spiral case plate, second connector
It is extend into the second connection through-hole across the flexible connecting member and second pressing plate.
5. volute of blower plate according to claim 4, which is characterized in that further include wind deflector；
The wind deflector is set to the rotation spiral case plate close to one end of the fixed spiral case plate, and the wind deflector is located at institute
Rotation side of the spiral case plate far from first pressing plate is stated, is provided with connecting hole on the wind deflector, first connector is stretched
Enter into the connecting hole.
6. volute of blower plate according to claim 2, which is characterized in that the fixation kit includes multiple fastening bolts；
Multiple sliding slots are provided on the Blower Housing, one end of multiple fastening bolts is all set in multiple sliding slots
In, the other end of multiple fastening bolts is connect with the rotation spiral case plate, and the rotation spiral case plate is fixed.
7. volute of blower plate according to claim 1, which is characterized in that the rotation spiral case plate is far from the fixed spiral case
One end of plate is provided with air guide hole.
8. volute of blower plate according to claim 1, which is characterized in that the fixed spiral case plate is welded in the Fan casing
On the inner wall of body.
9. volute of blower plate according to claim 2, which is characterized in that the flexible connecting member is set as silica gel cloth.
10. a kind of blower, which is characterized in that including the described in any item volute of blower plates of such as claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821978879.7U CN209129933U (en) | 2018-11-28 | 2018-11-28 | Volute of blower plate and blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821978879.7U CN209129933U (en) | 2018-11-28 | 2018-11-28 | Volute of blower plate and blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209129933U true CN209129933U (en) | 2019-07-19 |
Family
ID=67247122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821978879.7U Active CN209129933U (en) | 2018-11-28 | 2018-11-28 | Volute of blower plate and blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209129933U (en) |
-
2018
- 2018-11-28 CN CN201821978879.7U patent/CN209129933U/en active Active
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