CN207647804U - A kind of filtering centrifugal fan structure - Google Patents
A kind of filtering centrifugal fan structure Download PDFInfo
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- CN207647804U CN207647804U CN201721214070.2U CN201721214070U CN207647804U CN 207647804 U CN207647804 U CN 207647804U CN 201721214070 U CN201721214070 U CN 201721214070U CN 207647804 U CN207647804 U CN 207647804U
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Abstract
The utility model is related to fluid machinery technical fields, disclose a kind of filtering centrifugal fan structure, including spiral case, impeller assembly and motor, the air duct being connected to air-inlet cavity equipped with air-inlet cavity, inner end in spiral case, the both ends of impeller assembly are equipped with wind scooper, the inner wall of air-inlet cavity is equipped with motor locating ring, the both sides of motor locating ring are equipped with several connection straps, the outer end of connection strap is connect by bolt with the outer end of spiral case upper air inlet chamber, the outside of motor is equipped with connection ring, connection ring is equipped with several engaging lugs, is bolted between engaging lug and motor locating ring；The both ends of air-inlet cavity are equipped with activated carbon filter component, and activated carbon filter component includes interior isolation mount, outer isolation mount, and active carbon cloth is equipped on the inside of the inside of interior isolation mount, outer isolation mount, active carbon particle is filled between two layers of active carbon cloth.The utility model has the advantageous effect that can stablize to oil smoke tail gas progress double filtration, good filtration effect, overall performance.
Description
Technical field
The utility model is related to fluid machinery technical field more particularly to a kind of filtering centrifugal fan structures.
Background technology
Centrifugal blower is to improve gas pressure by input mechanical energy to supply gas side by side the machinery of body, is a kind of common fluid
Machinery is widely used in the fields such as factory, mine, tunnel, cooling tower, building ventilation.At present kitchen ventilator smoke evacuation be also using from
Heart wind turbine, centrifugal blower have the characteristics that exhaust air rate is big, noise is small, quickly the oil smoke in kitchen can be discharged outdoor.Although oily
Smoke machine itself can filter out a large amount of oil smoke, however outdoor can be discharged by still suffering from part oil smoke, however centrifugation common at present
Wind turbine itself does not have strainability, also can not be to air progress secondary filter, remaining oil in the air after kitchen ventilator
Cigarette is expelled directly out outdoor, easily causes catering trade in environmental pollution, especially cell, has very high requirement for kitchen exhaust,
Common centrifugation wind-force can not secondary filter, cannot be satisfied kitchen ventilator requirement.
Utility model content
The utility model provides a kind of filtering centrifugal fan knot to solve the above-mentioned problems in the prior art
Structure, the centrifugal blower can filter out remaining oil smoke, good filtration effect in oil smoke tail gas.
To achieve the goals above, the utility model adopts the following technical solution：
A kind of filtering centrifugal fan structure, including spiral case, impeller assembly and motor, spiral case is interior to be equipped with air-inlet cavity, inner end
The both ends in the air duct being connected to air-inlet cavity, impeller assembly are equipped with wind scooper, and the inner wall of the air-inlet cavity is equipped with motor locating ring,
The both sides of the motor locating ring are equipped with several connection straps, and the outer end of the connection strap is outer by bolt and spiral case upper air inlet chamber
The outside of end connection, the motor is equipped with connection ring, and connection ring is equipped with several engaging lugs, between engaging lug and motor locating ring
It is bolted；The both ends of the air-inlet cavity are equipped with activated carbon filter component, and the activated carbon filter component includes interior
Isolation mount, the outer isolation mount with the clamping of interior isolation mount, are equipped on the inside of the inside of interior isolation mount, outer isolation mount
Active carbon cloth is filled with active carbon particle between two layers of active carbon cloth.Active carbon cloth, activated carbon in activated carbon filter component
Grain can carry out double filtration to the oil smoke in oil smoke tail gas, and the tail gas being discharged from air duct more clean, it is small to pollute；Motor is logical
It crosses motor locating ring to connect with spiral case, connection is highly stable, reliable.
Preferably, the inside of the activated carbon filter component is equipped with protection network, the end of the protection network and air-inlet cavity
Portion is bolted, and the outer side center of the protection network, which is equipped with, rotates clamping seat, in the inside of the activated carbon filter component
The heart is equipped with the rotation clamping joint with rotation clamping seat clamping.Rotary clamping between activated carbon filter component and protection network, activated carbon
Dismounting, the installation of filter assemblies are very convenient.
Preferably, the both sides of the connection strap are equipped with positioning flange, it is equipped with and determines at the inside edge of the protection network
The position one-to-one locating notch of flange, baffle ring is equipped at the outer ledge of the protection network.It positions flange and on the one hand increases company
On the other hand the intensity of narrow bars itself plays positioning action when installing protection network so that protection network and the spiral shell on spiral case
Pit being capable of quick alignment；Baffle ring plays sealing function to the edge of activated carbon filter component, prevents oil smoke tail gas from activity
The edge of charcoal filter assemblies enters in inlet chamber.
Preferably, the intermediate position of blade is equipped with reinforcing ring, each blade both passes through reinforcing ring.Due to length of blade compared with
Greatly, larger by wind pressure when impeller assembly rotates, reinforcing ring can increase the intensity of blade, prevent deformable blade.
Therefore, the utility model, which has, can carry out oil smoke tail gas double filtration, good filtration effect, overall performance stabilization
Advantageous effect.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the utility model.
Fig. 2 is the explosive view of the utility model.
Fig. 3 is close-up schematic view at A in Fig. 2.
Fig. 4 is the structural schematic diagram of protection network.
Fig. 5 is the sectional view of activated carbon filter component.
Fig. 6 is close-up schematic view at B in Fig. 2.
Fig. 7 is the structural schematic diagram of motor.
In figure：Spiral case 1, motor 3, connection ring 30, engaging lug 31, air-inlet cavity 4, air duct 5, wind scooper 6, is prevented impeller assembly 2
Protecting wire net 7, rotation clamping seat 70, locating notch 71, baffle ring 72, activated carbon filter component 8, rotation clamping joint 80, interior isolation mount
800, outer isolation mount 801, active carbon cloth 802, active carbon particle 803, support ring 20, blade 21, long slot bore 22, auricle 23,
Reinforcing ring 24, motor locating ring 9, connection strap 90, positioning flange 91.
Specific implementation mode
The utility model is further described with reference to the accompanying drawings and detailed description：
A kind of filtering centrifugal fan structure as depicted in figs. 1 and 2, including spiral case 1, impeller assembly 2 and motor 3, snail
The air duct 5 being connected to air-inlet cavity equipped with air-inlet cavity 4, inner end in shell, the both ends of impeller assembly are equipped with wind scooper 6, such as Fig. 3 institutes
Show, the inner wall of air-inlet cavity is equipped with motor locating ring 9, and the both sides of motor locating ring are equipped with three connection straps 90, connection strap it is outer
End is connect by bolt with the outer end of spiral case upper air inlet chamber, as shown in fig. 7, the outside of motor 3 is equipped with connection ring 30, in connection ring
Equipped with several engaging lugs 31, it is bolted between engaging lug and motor locating ring.
The both ends of air-inlet cavity are equipped with protection network 7, and the end bolt of protection network and air-inlet cavity connects, and is set on the outside of protection network
Active charcoal filter assemblies 8, as shown in figure 4, the outer side center of protection network is equipped with rotation clamping seat 70, the both sides of connection strap 90 are set
Have positioning flange 91, be equipped at the inside edge of protection network 7 with the positioning one-to-one locating notch 71 of flange, protection network it is outer
Baffle ring 72 is equipped at lateral edges；As shown in figure 5, the medial center of activated carbon filter component 8 is equipped with and rotation clamping seat clamping
Clamping joint 80 is rotated, activated carbon filter component 8 includes interior isolation mount 800, the outer isolation mount with the clamping of interior isolation mount
801, active carbon cloth 802 is equipped on the inside of the inside of interior isolation mount, outer isolation mount, is filled between two layers of active carbon cloth
Active carbon particle 803, rotation clamping joint 80 are arranged at the center of interior isolation mount and are an integral structure with interior isolation mount.
As shown in Figure 2 and Figure 6, impeller assembly 2 includes two support rings 20, several blades 21 between support ring,
Several long slot bores 22 are uniformly provided in support ring, the both ends of blade are equipped with auricle 23, bending limit after auricle is inserted into long slot bore,
Runner is formed between two neighboring blade；The intermediate position of blade is equipped with reinforcing ring 24, and each blade both passes through reinforcing ring.
In conjunction with attached drawing, the principles of the present invention are as follows：Motor rotates the rotation of impeller component, and air passes through activated carbon
Filter assemblies, protective cover enter in air-inlet cavity, and with the rotation of impeller assembly, the air in air-inlet cavity is between two blades
Runner enter in air duct, finally from the outer end in air duct be discharged spiral case；When air containing oil smoke passes through activated carbon filter component
It needs to pass through active carbon cloth, active carbon particle, active carbon cloth successively, the oil smoke in oil smoke tail gas passes through multi-filtering, filtering
Effect is good, and remaining oil smoke is significantly reduced in tail gas, to improve kitchen ventilator exhaust emissions quality, reduce tail gas pollution.
Claims (3)
- Be equipped with 1. a kind of filtering centrifugal fan structure, including spiral case, impeller assembly and motor, in spiral case air-inlet cavity, inner end with The air duct of air-inlet cavity connection, the both ends of impeller assembly are equipped with wind scooper, characterized in that the inner wall of the air-inlet cavity is equipped with motor The both sides of locating ring, the motor locating ring are equipped with several connection straps, and the outer end of the connection strap is enterprising with spiral case by bolt The outer end of wind chamber connects, and the outside of the motor is equipped with connection ring, and connection ring is equipped with several engaging lugs, and engaging lug is fixed with motor It is bolted between the ring of position；The both ends of the air-inlet cavity are equipped with activated carbon filter component, the activated carbon filtering group Part include interior isolation mount, with interior isolation mount clamping outer isolation mount, the inside of interior isolation mount, outer isolation mount it is interior Side is equipped with active carbon cloth, and active carbon particle is filled between two layers of active carbon cloth；The impeller assembly includes two supports Ring, several blades between support ring are uniformly provided with several long slot bores in the support ring, and the both ends of the blade are equipped with Auricle, the auricle bend limit, runner are formed between two neighboring blade after being inserted into long slot bore；The intermediate position of blade Equipped with reinforcing ring, each blade both passes through reinforcing ring.
- 2. a kind of filtering centrifugal fan structure according to claim 1, characterized in that the activated carbon filter component Inside is equipped with protection network, and the end of the protection network and air-inlet cavity is bolted, and the outer side center of the protection network is set There are rotation clamping seat, the medial center of the activated carbon filter component to be equipped with the rotation clamping joint with rotation clamping seat clamping.
- 3. a kind of filtering centrifugal fan structure according to claim 2, characterized in that the both sides of the connection strap are equipped with Flange is positioned, be equipped at the inside edge of the protection network and positions the one-to-one locating notch of flange, the protection network Baffle ring is equipped at outer ledge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721214070.2U CN207647804U (en) | 2017-09-21 | 2017-09-21 | A kind of filtering centrifugal fan structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721214070.2U CN207647804U (en) | 2017-09-21 | 2017-09-21 | A kind of filtering centrifugal fan structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207647804U true CN207647804U (en) | 2018-07-24 |
Family
ID=62886825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721214070.2U Active CN207647804U (en) | 2017-09-21 | 2017-09-21 | A kind of filtering centrifugal fan structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207647804U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107503967A (en) * | 2017-09-21 | 2017-12-22 | 杭州德意电器股份有限公司 | Potent filtering centrifugal fan |
| WO2021093068A1 (en) * | 2019-11-11 | 2021-05-20 | 佛山市顺德区美的洗涤电器制造有限公司 | Mesh cover, fan, and range hood |
-
2017
- 2017-09-21 CN CN201721214070.2U patent/CN207647804U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107503967A (en) * | 2017-09-21 | 2017-12-22 | 杭州德意电器股份有限公司 | Potent filtering centrifugal fan |
| WO2021093068A1 (en) * | 2019-11-11 | 2021-05-20 | 佛山市顺德区美的洗涤电器制造有限公司 | Mesh cover, fan, and range hood |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 311121 98 Hongxing Road, Qiao Nan block, Xiaoshan economic and Technological Development Zone, Hangzhou, Zhejiang Patentee after: Hangzhou Deyi electrical Limited by Share Ltd Address before: 311121 98 Hongxing Road, Qiao Nan block, Xiaoshan economic and Technological Development Zone, Hangzhou, Zhejiang Patentee before: Hangzhou Deyi electrical Limited by Share Ltd |
|
| CP02 | Change in the address of a patent holder |