CN206017197U - A kind of efficient dustproof centrifugal blower - Google Patents
A kind of efficient dustproof centrifugal blower Download PDFInfo
- Publication number
- CN206017197U CN206017197U CN201620842586.0U CN201620842586U CN206017197U CN 206017197 U CN206017197 U CN 206017197U CN 201620842586 U CN201620842586 U CN 201620842586U CN 206017197 U CN206017197 U CN 206017197U
- Authority
- CN
- China
- Prior art keywords
- motor
- wheel disc
- rotating disk
- air inlet
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
This utility model is related to a kind of efficient dustproof centrifugal blower, including air inlet ring, spiral case, impeller and motor, air inlet ring includes air inlet and terminal pad, terminal pad section includes indent arc shell and horizontal, spiral case is provided with air outlet, cavity is provided with spiral case, impeller includes the first wheel disc, second wheel disc and some blades, motor is provided with motor bar, motor boom end is provided with axle sleeve, axle sleeve includes plush copper and rotating disk, mounting groove is provided with the top of rotating disk, if rotating disk is provided with bolt stem, rotating disk bottom is provided with pressure head, dirt-proof boot is provided between pressure head and motor plate, dirt-proof boot bottom is provided with third through-hole and groove, backing plate is provided between motor and volute outer wall；This utility model can effectively prevent dust-proof entrance motor interior, extend the service life of motor, improve fan efficiency.
Description
Technical field
This utility model is related to a kind of efficient dustproof centrifugal blower, belongs to high performance fluids conveying machinery equipment and technology neck
Domain.
Background technology
With the propulsion of China's process of industrialization, the positive Efforts To Develop of industrial trade is energy-saving, carries out industrial upgrading and whole
Restructuring is closed, industrial foundation equipment needs a large amount of renewal.Centrifugal blower is a kind of driven fluid machinery, by the machinery of input
Can, improve gas pressure and supply gas side by side the machinery of body, electric power, water will be more applied to as the important corollary equipment of industry
The fields such as mud, petrochemical industry, coal, mine and environmental protection, under new economic development situation, following centrifugal blower industry will continue
Keep increasing faster.
At present, centrifugal blower is in wind network operation, due to being the powder containing finely ground particles under a lot of operating modes of pumped (conveying) medium
Dirt, in A formulas transmission blower fan, impeller and motor direct connection easily cause dust and enter motor internal, blower fan in longtime running,
Easily cause motor damages.
Utility model content
The purpose of this utility model is the defect for prior art, there is provided a kind of efficient dustproof centrifugal blower, Neng Gouyou
Effect prevents dust-proof entrance motor interior, extends the service life of motor, improves fan efficiency.
This utility model is achieved by the following technical solutions：
A kind of efficient dustproof centrifugal blower, including air inlet ring, spiral case, impeller and motor, wherein, the air inlet ring includes
Air inlet and terminal pad, the air inlet are in reverse frustoconic, and end is provided with first flange, and the terminal pad section includes indent
Arc shell and horizontal, the indent arc shell are connected with air inlet housing, the horizontal and snail shell side wall phase
Even；
The spiral case is provided with air outlet, and the air outlet is provided with second flange, is provided with cavity in the spiral case, described
Impeller is placed in cavity, and the impeller includes that the first wheel disc, the second wheel disc and some blades, first wheel disc are provided with first
Through hole, the first through hole are connected with air inlet, and the first wheel disc outer wall is coordinated with spiral case gap, is set on second wheel disc
There are the second through hole, some blade both sides to be connected with the first wheel disc, the second wheel disc respectively；
The motor is provided with motor bar, and the motor boom end is provided with axle sleeve, and the axle sleeve includes plush copper and rotating disk,
The second through hole is passed through at the top of the plush copper, and is provided with arc chord angle between bottom and rotating disk, be provided with mounting groove, institute at the top of the rotating disk
State mounting groove and the second wheel disc coordinates, if the rotating disk is provided with bolt stem, realized through rotating disk and the second wheel disc by bolt
Axle sleeve is connected with impeller, and the rotating disk bottom is provided with pressure head, is provided with dirt-proof boot between the pressure head and motor plate, the dirt-proof boot
Bottom is provided with third through-hole and groove, the third through-hole and motor bar tolerance fit, between the motor and volute outer wall
It is provided with backing plate.
A kind of above-mentioned efficient dustproof centrifugal blower, wherein, the blade lopsidedness is arranged, and with the second wheel disc angle theta
For 99 °.
A kind of above-mentioned efficient dustproof centrifugal blower, wherein, the dirt-proof boot height H is 6mm, and the groove is to dirt-proof boot side
Edge is 2mm apart from d, and depth of groove h is 2mm.
A kind of above-mentioned efficient dustproof centrifugal blower, wherein, upper deviation value D of the third through-hole and motor bar tolerance fit
For+0.1mm, it is 3.2um with the third through-hole surface roughness Ra that motor bar coordinates.
The beneficial effects of the utility model are：
Rotated by Motor drive motor bar, drive the impeller rotation being connected with axle sleeve, so as to improve gas pressure, by wind
From in air draught circle suction spiral case cavity, it is implemented in air inlet and conveys to the fluid between air outlet.
This utility model can effectively prevent impeller defeated with motor direct-connected structure by setting up the reeded dirt-proof boot of tool
Send the dust in medium to enter motor interior, cause the problem of motor damages, and size and roughness design, convenient dust-proofing
Set is installed on dismounting, upper deviation value D of tolerance fit can simplified processing process, while improve blade wheel structure design, improve from
The work efficiency and service life of heart-wind syndrome machine.
Description of the drawings
Fig. 1 is this utility model structural representation.
Fig. 2 is this utility model dust-proof cover structure schematic diagram.
（In figure, air inlet ring 1, spiral case 2, impeller 3, motor 4, air inlet 5, terminal pad 6, first flange 7, indent arc
Housing 8, horizontal 9, air outlet 10, second flange 11, cavity 12, the first wheel disc 13, the second wheel disc 14, blade 15, first
Through hole 16, motor bar 18, axle sleeve 19, plush copper 20, rotating disk 21, the second through hole 22, arc chord angle 23, mounting groove 24, bolt 25, pressure head
26, dirt-proof boot 27, groove 28, third through-hole 29, backing plate 30）.
Specific embodiment
Below in conjunction with the accompanying drawings specific embodiment of the present utility model is described further.
A kind of efficient dustproof centrifugal blower, including air inlet ring, spiral case, impeller and motor, wherein, the air inlet ring includes
Air inlet and terminal pad, the air inlet are in reverse frustoconic, and end is provided with first flange, and the terminal pad section includes indent
Arc shell and horizontal, the indent arc shell are connected with air inlet housing, the horizontal and snail shell side wall phase
Even；
The spiral case is provided with air outlet, and the air outlet is provided with second flange, is provided with cavity in the spiral case, described
Impeller is placed in cavity, and the impeller includes that the first wheel disc, the second wheel disc and some blades, first wheel disc are provided with first
Through hole, the first through hole are connected with air inlet, and the first wheel disc outer wall is coordinated with spiral case gap, is set on second wheel disc
There are the second through hole, some blade both sides to be connected with the first wheel disc, the second wheel disc respectively, the blade lopsidedness is arranged, and with
Second wheel disc angle theta is 99 °；
The motor is provided with motor bar, and the motor boom end is provided with axle sleeve, and the axle sleeve includes plush copper and rotating disk,
The second through hole is passed through at the top of the plush copper, and is provided with arc chord angle between bottom and rotating disk, be provided with mounting groove, institute at the top of the rotating disk
State mounting groove and the second wheel disc coordinates, if the rotating disk is provided with bolt stem, realized through rotating disk and the second wheel disc by bolt
Axle sleeve is connected with impeller, and the rotating disk bottom is provided with pressure head, is provided with dirt-proof boot between the pressure head and motor plate, the dirt-proof boot
Height H is 6mm, and the dirt-proof boot bottom is provided with third through-hole and groove, and the groove to dirt-proof boot edge is 2mm apart from d,
Depth of groove h is 2mm, the third through-hole and motor bar tolerance fit, the third through-hole and motor bar tolerance fit
Upper deviation value D be+0.1mm, with motor bar coordinate third through-hole surface roughness Ra be 3.2um, the motor and snail
Backing plate is provided between shell outer wall.
Working method of the present utility model is：
Rotated by Motor drive motor bar, drive the impeller rotation being connected with axle sleeve, so as to improve gas pressure, by wind
From in air draught circle suction spiral case cavity, it is implemented in air inlet and conveys to the fluid between air outlet.
The above, only this utility model preferably specific embodiment, but protection domain of the present utility model is not
This is confined to, any those familiar with the art can be readily occurred in the technical scope that this utility model is disclosed
Change or replacement, should all cover in protection domain of the present utility model.Therefore, protection domain of the present utility model should be with
The protection domain of claims is defined.
Claims (4)
1. a kind of efficient dustproof centrifugal blower, including air inlet ring, spiral case, impeller and motor, it is characterized by, the air inlet ring bag
Air inlet and terminal pad is included, the air inlet is in reverse frustoconic, and end is provided with first flange, the terminal pad section includes interior
Arcs of recesses housing and horizontal, the indent arc shell are connected with air inlet housing, the horizontal and snail shell side wall
It is connected；
The spiral case is provided with air outlet, and the air outlet is provided with second flange, is provided with cavity in the spiral case, the impeller
It is placed in cavity, the impeller includes that the first wheel disc, the second wheel disc and some blades, first wheel disc are provided with first and lead to
Hole, the first through hole are connected with air inlet, and the first wheel disc outer wall is coordinated with spiral case gap, and second wheel disc is provided with
Second through hole, some blade both sides are connected with the first wheel disc, the second wheel disc respectively；
The motor is provided with motor bar, and the motor boom end is provided with axle sleeve, and the axle sleeve includes plush copper and rotating disk, described
The second through hole is passed through at the top of plush copper, and is provided with arc chord angle between bottom and rotating disk, be provided with mounting groove, the peace at the top of the rotating disk
Tankage and the second wheel disc coordinate, if the rotating disk is provided with bolt stem, realize axle sleeve by bolt through rotating disk and the second wheel disc
It is connected with impeller, the rotating disk bottom is provided with pressure head, is provided with dirt-proof boot between the pressure head and motor plate, the dirt-proof boot bottom
Third through-hole and groove, the third through-hole and motor bar tolerance fit is provided with, is provided between the motor and volute outer wall
Backing plate.
2. a kind of efficient dustproof centrifugal blower as claimed in claim 1, it is characterized by, the blade lopsidedness is arranged, and
It it is 99 ° with the second wheel disc angle theta.
3. a kind of efficient dustproof centrifugal blower as claimed in claim 1, it is characterized by, the dirt-proof boot height H is 6mm, institute
State groove to dirt-proof boot edge apart from d be 2mm, depth of groove h be 2mm.
4. a kind of efficient dustproof centrifugal blower as claimed in claim 1, it is characterized by, the third through-hole and motor bar tolerance
Upper deviation value D of cooperation is+0.1mm, is 3.2um with the third through-hole surface roughness Ra that motor bar coordinates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620842586.0U CN206017197U (en) | 2016-08-05 | 2016-08-05 | A kind of efficient dustproof centrifugal blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620842586.0U CN206017197U (en) | 2016-08-05 | 2016-08-05 | A kind of efficient dustproof centrifugal blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206017197U true CN206017197U (en) | 2017-03-15 |
Family
ID=58246510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620842586.0U Active CN206017197U (en) | 2016-08-05 | 2016-08-05 | A kind of efficient dustproof centrifugal blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206017197U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640699A (en) * | 2016-11-07 | 2017-05-10 | 镇江市丹徒区粮机厂有限公司 | Efficient dustproof centrifugal fan |
-
2016
- 2016-08-05 CN CN201620842586.0U patent/CN206017197U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640699A (en) * | 2016-11-07 | 2017-05-10 | 镇江市丹徒区粮机厂有限公司 | Efficient dustproof centrifugal fan |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201218226Y (en) | Pump apparatus | |
| CN201031800Y (en) | Submerged pump | |
| CN206017197U (en) | A kind of efficient dustproof centrifugal blower | |
| CN203441772U (en) | Mine submersible electric pump with double-channel impeller | |
| CN203604104U (en) | Novel water turbine for cooling tower | |
| CN106640699A (en) | Efficient dustproof centrifugal fan | |
| CN204061221U (en) | A kind of gas ring vacuum pump | |
| CN203162157U (en) | Pneumatic sealing device for crusher | |
| CN210164650U (en) | Wear-resisting type chemical process pump | |
| CN203441769U (en) | Mine submersible electric pump with pressure relief hole volute | |
| CN2861560Y (en) | Centrifugal type sand pump | |
| CN205618382U (en) | Directly ally oneself with centrifugal pump of horizontal axis | |
| CN203098395U (en) | Clamping installation type centrifugal pump volute | |
| CN203081862U (en) | Slurry pump with low rinsing water pressure | |
| CN208858576U (en) | Axle sleeve outer wall is lined with the middle-opening pump of silicon carbide | |
| CN205618366U (en) | High performance centrifugal pump | |
| CN204258544U (en) | Integration is receipts or other documents in duplicate air outlet heat abstractor also | |
| CN204646718U (en) | TLGF-HY-55-IV material handling fan | |
| CN107420348A (en) | The split type sewage pump housing | |
| CN208778329U (en) | Centrifugal pump axle sleeve sealing structure | |
| CN201836081U (en) | Novel abrasive recycling and conveying fan for shot-blasting chamber | |
| CN221442895U (en) | Efficient and energy-saving centrifugal fan structure | |
| CN202612200U (en) | Slurry pump composite impeller | |
| CN215058230U (en) | Vertical centrifugal slurry pump | |
| CN216381972U (en) | Fan box convenient to dismantle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |