CN207033797U - A kind of centrifugal fan of cabinet type - Google Patents
A kind of centrifugal fan of cabinet type Download PDFInfo
- Publication number
- CN207033797U CN207033797U CN201720561574.5U CN201720561574U CN207033797U CN 207033797 U CN207033797 U CN 207033797U CN 201720561574 U CN201720561574 U CN 201720561574U CN 207033797 U CN207033797 U CN 207033797U
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- rotating shaft
- spiral case
- case
- framework
- blade
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Abstract
It the utility model is related to the technical field of blower fan,Specifically a kind of centrifugal fan of cabinet type,Including spiral case case and the spiral case to set within it,The air inlet and air outlet for setting the air intake outlet air end with spiral case to match on the spiral case case,Installation impeller mechanism in the spiral case,The impeller mechanism is connected with the drive mechanism on the outside of spiral case case,The impeller mechanism includes ring-shaped frame and the blade being hinged on framework,With the above mentioned technical proposal,A kind of blade of centrifugal fan of cabinet type impeller mechanism described in the utility model can be adjusted as needed,Change the angle of inclination of multiple blades,So as to change the size of wind direction and wind,Filter is set at air outlet,Enter the particulate matters such as the dust being mingled with blower fan in air for filtering,The width of mesh of screen pack can need to adjust according to filtering,Particulate matter is avoided to enter blower interior,Extend the overall usage time of blower fan.
Description
Technical field
The technical field of blower fan is the utility model is related to, specifically a kind of centrifugal fan of cabinet type.
Background technology
Centrifugal blower is by the mechanical energy of input, improves gas pressure and supplies gas side by side the machinery of body, it is a kind of driven
Fluid machinery.Centrifugal blower is mainly used in sending in the flue dust pump drainage in industrial production environment, or building by structure type
Wind ventilation etc..With the development of blower fan technology, higher want is proposed to the pneumatic efficiency of blower fan, allocative efficiency and power consumption
Ask.
But the blade angle of existing its inner impeller of blower fan is stationary state, can not be adjusted according to the needs of air intake angle
It is whole, meanwhile, the angle of inclination of blade also influences sharp size and wind direction, therefore, it is necessary to one kind can according to using need into
The centrifugal blower of row adjustment.
Utility model content
In order to make up above deficiency, the utility model provides the cabinet that a kind of blade angle can be adjusted as needed
Formula centrifugal blower, to solve the problems, such as in above-mentioned background technology.
The technical solution of the utility model is：
A kind of centrifugal fan of cabinet type, including spiral case case and the spiral case that sets within it, are set on the spiral case case and spiral case
Air intake the outlet air end air inlet and air outlet that match, installation impeller mechanism in the spiral case, the impeller mechanism is with being located at
Drive mechanism drive connection on the outside of spiral case case, the impeller mechanism include ring-shaped frame and the blade being hinged on framework, institute
The inner for stating blade is located on the inside of framework, and blade control device is also set up in the framework, and the blade control device includes logical
Rotating shaft that axle sleeve is rotatably provided in framework and the ratchet for protruding from rotating shaft outer wall are crossed, the upper end of the ratchet extends to leaf
Piece the inner side, described rotating shaft one end are extended framework, are connected with the stopping means in spiral case case, and the air inlet is set
Put filter.
As preferable technical scheme, the filter includes the filtering being hinged on by rotating shaft on spiral case box outer wall
Net, has the boss for being used for placing screen pack on the outer wall of the spiral case case, dismountable on the framework of the screen pack side
The dust-collecting box of upper end open is installed, when the screen pack is located at strain position, dust-collecting box is located at the lower end of screen pack.
As preferable technical scheme, the framework of the screen pack is provided with mounting groove, the outer wall connection of the dust-collecting box
The projection inserted in mounting groove.
As preferable technical scheme, the stopping means includes the spacing ring being arranged in spiral case case, the spacing ring
Inner ring surface internal tooth is set, roller end outer ring surface on the outside of framework sets the external tooth to match with internal tooth.
As preferable technical scheme, the rotating shaft includes two connected inner segment rotating shafts and outer section of rotating shaft, the ratchet position
In setting section to be square groove on the outer wall of inner segment rotating shaft, on the end wall of the inner segment rotating shaft connection end, described outer section turns
The section of axle matches with channel section, and in the inner insertion groove of outer section rotating shaft, the outer end section of the outer section of rotating shaft is
Circle, and external tooth is set on the outer ring surface of outer section rotating shaft outer end.
A kind of by adopting the above-described technical solution, blade of centrifugal fan of cabinet type impeller mechanism described in the utility model
It can as needed be adjusted, change the angle of inclination of multiple blades, so as to change the size of wind direction and wind, be set at air outlet
Filter is put, enters the particulate matters such as the dust being mingled with blower fan in air for filtering, the width of mesh of screen pack can basis
Filtering needs to adjust, and avoids particulate matter from entering blower interior, extends the overall usage time of blower fan.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model embodiment；
Fig. 2 is the structural representation of the utility model volute part；
Fig. 3 is the structural representation of the utility model screen pack；
Fig. 4 is the structural representation of the utility model impeller wheel portion；
Fig. 5 is the structure sectional view of the utility model impeller wheel portion；
Fig. 6 is the structural representation of the utility model stopping means.
Embodiment
Embodiment one：As shown in figure 1, a kind of centrifugal fan of cabinet type described in the utility model, including spiral case case 1 and setting
Spiral case 2 in it, the spiral case case 1 are hollow housing shape, and spiral case 2 is arranged in spiral case case 1 by spiral case support, the snail
The air inlet 20 and air outlet 21 for setting the air intake outlet air end with spiral case 2 to match on housing box 1, the air inlet 20 and air-out
Mouth 21 is arranged on the two opposite sides of spiral case case 1, and installation impeller mechanism in the spiral case 2, the impeller mechanism is with being located at spiral case
The drive mechanism 15 in the outside of case 1 is connected, and is rotated by the impeller of drive mechanism 15, air is sucked by air inlet 21
Inside spiral case case 1, and air is discharged by air outlet.
The impeller mechanism includes ring-shaped frame 3 and be hinged blade 4 on the frame 3, and the ring-shaped frame 3 is fixedly mounted
In spiral case 2, two ring-shaped frames 3 are oppositely arranged, and blade 4 is arranged between two ring-shaped frames 3, and the inner of the blade 4 is located at
The inner side of framework 3, blade 4 it is inner towards ring-type frame up 3 it is centrally disposed, the adjusting means of blade 4 is also set up in the framework 3,
The blade control device includes the rotating shaft being rotatably provided in by axle sleeve in spiral case 2 and the ratchet for protruding from rotating shaft outer wall
6, the twisted rotary shaft of ratchet 6 setting is multiple, and the quantity of ratchet 6 matches with blade 4, and the upper end of the ratchet 6 extends to
4 inner side of blade, axis of rotation, the upper end of ratchet 6 fits to the inner of blade 4, and stirs the inner, so as to change blade 4
The angle of inclination of outer end, changes air-out and air intake direction, and framework 3, the limit with being located in spiral case case 1 are extended in described rotating shaft one end
Position device is connected, after being adjusted to the angle of inclination specified, rotating shaft is spacing, prevents its rotation, fixes angle of inclination, it is described enter
Filter is set at air port 20.
The filter includes the screen pack 7 being hinged on by rotating shaft on the outer wall of spiral case case 1, and the screen pack 7 is parallel
Set in be hinged side wall, and screen pack 7 is located at the side of air outlet 21, screen pack 7 is sealed at air outlet after rotating, the spiral case
There is the boss 8 for being used for placing screen pack 7, the boss 8 extends to the lower section of air outlet 21, positioned at air outlet on the outer wall of case 1
The boss of 21 lower sections plays position-limiting action, and screen pack 7 can be made to rest on the outside of air outlet 21, the side of screen pack 7 after rotating
Framework on dismountable installation upper end open dust-collecting box 9, when the screen pack 7 is located at strain position, dust-collecting box 9 was located at
The dropout such as the lower end of filter screen 7, the dust being trapped on screen pack 7, into dust-collecting box 9, dust is more in dust-collecting box 9
When, dust-collecting box 9 can be removed, dust is poured out, continue to install and use.
The framework of the screen pack 7 is provided with mounting groove, convex in the outer wall connection insertion mounting groove of the dust-collecting box 9
Block, the detachable installation of dust-collecting box 9 is realized by projection and mounting groove.
The stopping means includes the spacing ring 10 being arranged in spiral case case 1, in the inner ring surface of the spacing ring 10 is set
Tooth 11, the roller end outer ring surface positioned at the outside of framework 3 set the external tooth 22 to match with internal tooth 11, and blade is reached to specify and tilted
After angle, it will be drawn outside rotating shaft, the external tooth 22 of rotating shaft outer end engages with internal tooth 11, prevents rotating shaft from rotating, make the angle of inclination of blade
It is fixed.
The rotating shaft includes two connected inner segment rotating shafts 12 and outer section of rotating shaft 13, and the ratchet 6 is located at inner segment rotating shaft 12
On outer wall, to avoid drawing the connection for influenceing ratchet 6 and blade outside rotating shaft, rotating shaft is arranged to outer section and inner segment, the inner segment turns
It is square groove 14 that section is set on the end wall of the connection end of axle 13, section and the section phase of groove 14 of the outer section of rotating shaft 13
Match somebody with somebody, and in the inner insertion groove 14 of outer section rotating shaft 13, the outer end section of the outer section of rotating shaft 13 is circular, and outer section rotating shaft 13
External tooth 22 is set on the outer ring surface of outer end, during defined position, only need it is outer draw outer section rotating shaft 13, inner segment rotating shaft position is fixed.
The advantages of general principle of the present utility model, principal character and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (5)
1. a kind of centrifugal fan of cabinet type, including spiral case case (1) and the spiral case (2) that sets within it, set on the spiral case case (1)
The air inlet (20) and air outlet (21) to match with the air intake outlet air end of spiral case (2), the interior installation turbine of the spiral case (2)
Structure, the impeller mechanism are connected with the drive mechanism (15) on the outside of spiral case case (1), it is characterised in that：The impeller
Mechanism includes ring-shaped frame (3) and the blade (4) being hinged on framework (3), and the inner of the blade (4) is located in framework (3)
Side, the framework (3) is interior to also set up blade (4) adjusting means, and the blade control device includes rotatably setting by axle sleeve
Rotating shaft in framework (3) and the ratchet (6) for protruding from rotating shaft outer wall, the upper end of the ratchet (6) are extended in blade (4)
Side is held, described rotating shaft one end is extended framework (3), is connected with the stopping means in spiral case case (1), the air inlet
(20) place sets filter.
A kind of 2. centrifugal fan of cabinet type as claimed in claim 1, it is characterised in that：The filter includes cutting with scissors by rotating shaft
The screen pack (7) being connected on spiral case case (1) outer wall, have on the outer wall of the spiral case case (1) and be used to place the convex of screen pack (7)
Platform (8), the dust-collecting box (9) of dismountable installation upper end open, the screen pack (7) on the framework of screen pack (7) side
During positioned at strain position, dust-collecting box (9) is located at the lower end of screen pack (7).
A kind of 3. centrifugal fan of cabinet type as claimed in claim 2, it is characterised in that：The framework of the screen pack (7) is provided with
Mounting groove, the outer wall of the dust-collecting box (9) connect the projection in insertion mounting groove.
A kind of 4. centrifugal fan of cabinet type as claimed in claim 2, it is characterised in that：The stopping means includes being arranged on spiral case
Spacing ring (10) in case (1), the inner ring surface of the spacing ring (10) set internal tooth (11), the rotating shaft on the outside of framework (3)
(5) end outer ring surface sets the external tooth (22) to match with internal tooth (11).
A kind of 5. centrifugal fan of cabinet type as claimed in claim 4, it is characterised in that：The rotating shaft includes two connected inner segments and turned
Axle (12) and outer section of rotating shaft (13), the ratchet (6) are located on the outer wall of inner segment rotating shaft (12), inner segment rotating shaft (13) connection
It is square groove (14) that section is set on the end wall at end, section and groove (14) section phase of the outer section of rotating shaft (13)
Match somebody with somebody, and in the inner insertion groove (14) of outer section rotating shaft (13), the outer end section of the outer section of rotating shaft (13) is circular, and outer section
External tooth (22) is set on the outer ring surface of rotating shaft (13) outer end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720561574.5U CN207033797U (en) | 2017-05-19 | 2017-05-19 | A kind of centrifugal fan of cabinet type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720561574.5U CN207033797U (en) | 2017-05-19 | 2017-05-19 | A kind of centrifugal fan of cabinet type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207033797U true CN207033797U (en) | 2018-02-23 |
Family
ID=61480318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720561574.5U Expired - Fee Related CN207033797U (en) | 2017-05-19 | 2017-05-19 | A kind of centrifugal fan of cabinet type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207033797U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109899304A (en) * | 2019-03-18 | 2019-06-18 | 深圳市创智联科技发展有限公司 | A kind of outer electric motor type centrifugal fan |
| CN113586456A (en) * | 2021-07-26 | 2021-11-02 | 安徽埃斯克制泵有限公司 | High-efficiency wear-resistant double-suction pump impeller |
-
2017
- 2017-05-19 CN CN201720561574.5U patent/CN207033797U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109899304A (en) * | 2019-03-18 | 2019-06-18 | 深圳市创智联科技发展有限公司 | A kind of outer electric motor type centrifugal fan |
| CN113586456A (en) * | 2021-07-26 | 2021-11-02 | 安徽埃斯克制泵有限公司 | High-efficiency wear-resistant double-suction pump impeller |
| CN113586456B (en) * | 2021-07-26 | 2024-04-02 | 安徽埃斯克制泵有限公司 | Efficient wear-resistant double-suction pump impeller |
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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: 20180223 Termination date: 20180519 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |