CN207647859U - A kind of kitchen ventilator centrifugal fan structure - Google Patents
A kind of kitchen ventilator centrifugal fan structure Download PDFInfo
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- CN207647859U CN207647859U CN201721218352.XU CN201721218352U CN207647859U CN 207647859 U CN207647859 U CN 207647859U CN 201721218352 U CN201721218352 U CN 201721218352U CN 207647859 U CN207647859 U CN 207647859U
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- air
- protection network
- motor
- inlet cavity
- filter screen
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Abstract
The utility model is related to fluid machinery technical fields, disclose a kind of kitchen ventilator centrifugal blower mechanism, including spiral case, impeller assembly and motor, air-inlet cavity is equipped in spiral case, the air duct that inner end is connected to air-inlet cavity, motor is fixed in air-inlet cavity, the shaft end of impeller assembly and motor connects, the both ends of impeller assembly are equipped with wind scooper, the both ends of air-inlet cavity are equipped with protection network, the end bolt of protection network and air-inlet cavity connects, the outside of protection network is equipped with active carbon filter screen, the outer side center of protection network is equipped with rotation clamping seat, the medial center of active carbon filter screen is equipped with the rotation clamping joint with rotation clamping seat clamping.Active carbon filter screen can effectively filter out remaining oil smoke in air so that be discharged to that extraneous air is more clean, pollution is small, active carbon filter screen connect with protection network, it is very convenient to dismantle, and active carbon filter screen is conveniently replaceable after long-time use.
Description
Technical field
The utility model is related to fluid machinery technical field more particularly to a kind of kitchen ventilator 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
For the utility model in order to solve the above-mentioned problems in the prior art, providing a kind of can effectively filter out oil smoke
The kitchen ventilator centrifugal fan structure of oil smoke, reduction kitchen ventilator tail gas pollution in tail gas.
To achieve the goals above, the utility model adopts the following technical solution：
A kind of kitchen ventilator centrifugal blower mechanism, including spiral case, impeller assembly and motor are equipped with air-inlet cavity, interior in spiral case
The air duct being connected to air-inlet cavity, the motor is held to be fixed in air-inlet cavity, the shaft end connection of the impeller assembly and motor,
The both ends of impeller assembly are equipped with wind scooper, and the both ends of the air-inlet cavity are equipped with protection network, the protection network and air-inlet cavity
End bolt connects, and the outside of the protection network is equipped with active carbon filter screen, and the outer side center of the protection network is equipped with rotation and is clamped
Seat, the medial center of the active carbon filter screen are equipped with the rotation clamping joint with rotation clamping seat clamping.Active carbon filter screen can be effective
Filter out remaining oil smoke in air so that be discharged to that extraneous air is more clean, pollution is small, active carbon filter screen connects with protection network
It connects, dismantle very convenient, active carbon filter screen is conveniently replaceable after long-time use.
Preferably, the rotation clamping seat includes locating shaft, is located at the axial three arc clamping blocks of positioning, institute
The extrados for stating arc clamping block is equipped with guide groove, and the side of the guide groove is equipped with limiting slot；The rotation clamping joint packet
Location hole, three arc grooves around location hole are included, one end of the lateral wall of the arc groove is equipped with to be coordinated with guide groove
Guide pad, the inside of the guide pad is equipped with the limited block coordinated with limiting slot.When installing active carbon filter screen, first by location hole
With locating shaft to it, then three arc clamping blocks are corresponded and are inserted into three arc grooves, then turning activity charcoal strainer, are led
After moving an angle along guide groove to block, limited block is caught in limiting slot, realizes the quick of active carbon filter screen and protection network
Connection.
Preferably, 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
The outer end of connection strap, the connection strap is connect by bolt with the outer end of spiral case upper air inlet chamber, and the outside of the motor, which is equipped with, to be connected
Ring is connect, connection ring is equipped with several engaging lugs, is bolted between engaging lug and motor locating ring.Motor locating ring passes through
Connection strap is connect with spiral case, and motor is connect by engaging lug with motor locating ring, and integrated connection is compact, stablizes.
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.On the one hand bonding strength that flange increases connection strap itself is positioned, is on the other hand being pacified
Positioning action is played when filling protection network so that protection network being capable of quick alignment with the threaded hole on spiral case.
Preferably, the impeller assembly includes two support rings, several blades between support ring, the branch
Several long slot bores are uniformly provided on pushing out ring, the both ends of the blade are equipped with auricle, bending after the auricle is inserted into long slot bore
It limits, runner is formed between two neighboring blade.Blade in the prior art is all made of with support ring to be welded to connect, and dismounting is tired
It is difficult；It is bent by auricle in this structure and is connect with support ring, can individually dismantled, replace after blade damage.
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, to be filtered oil smoke tail gas, greatly reduce oil smoke in oil smoke tail gas,
Reduce the advantageous effect of environmental pollution.
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 the structural schematic diagram of protection network.
Fig. 4 is the structural schematic diagram for rotating clamping joint.
Fig. 5 is close-up schematic view at A in Fig. 2.
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, locating shaft 700, arc clamping block 701, guide groove 702, limiting slot 703, locating notch 704, is lived at rotation clamping seat 70
Property charcoal strainer 8, rotation clamping joint 80, location hole 800, arc groove 801, guide pad 802, limited block 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 kitchen ventilator centrifugal blower mechanism as depicted in figs. 1 and 2, including spiral case 1, impeller assembly 2 and motor 3,
The air duct 5 being connected to air-inlet cavity equipped with air-inlet cavity 4, inner end in spiral case, motor is fixed in air-inlet cavity, impeller assembly and motor
Shaft end connects, and the both ends of impeller assembly are equipped with wind scooper 6, and the both ends of air-inlet cavity are equipped with protection network 7, protection network and air-inlet cavity
End bolt connection, the outside of protection network is equipped with active carbon filter screen 8, and the outer side center of protection network is equipped with rotation clamping seat 70,
The medial center of active carbon filter screen is equipped with the rotation clamping joint 80 with rotation clamping seat clamping.
As shown in Fig. 3, Fig. 5 and Fig. 7, the inner wall of air-inlet cavity 4 is equipped with motor locating ring 9, and the both sides of motor locating ring are equipped with
The outer end of several connection straps 90, connection strap is connect by bolt with the outer end of spiral case upper air inlet chamber, and the outside of motor 3 is equipped with connection
Ring 30, connection ring are equipped with several engaging lugs 31, are bolted between engaging lug and motor locating ring, the two of connection strap 90
Side is equipped with positioning flange 91, is equipped at the inside edge of protection network 7 and the one-to-one locating notch of positioning flange 704.
As shown in Figure 3 and Figure 4, rotation clamping seat 70 includes locating shaft 700, positioned at the axial three arcs clamping of positioning
The extrados of block 701, arc clamping block is equipped with guide groove 702, and the side of guide groove is equipped with limiting slot 703；Rotate clamping joint
80 include location hole 800, three arc grooves 801 around location hole, and one end of the lateral wall of arc groove is equipped with and guiding
The guide pad 802 of slot cooperation, the inside of guide pad are equipped with the limited block 803 coordinated with limiting slot.
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
Strainer, protective cover enter in air-inlet cavity, and with the rotation of impeller assembly, air in air-inlet cavity is from the stream between two blades
Road enters in air duct, and spiral case finally is discharged from the outer end in air duct；Air containing oil smoke is filtered when passing through active carbon filter screen, most
The air that is discharged afterwards from air duct outer end is more clean, pollution is small, and after long-time use, the strainability of active carbon filter screen reduces,
Active carbon filter screen can be removed by way of rotation, then replaced with new active carbon filter screen, be very convenient to.
Claims (3)
1. a kind of kitchen ventilator centrifugal blower mechanism, including spiral case, impeller assembly and motor, spiral case is interior to be equipped with air-inlet cavity, inner end
The air duct being connected to air-inlet cavity, the motor are fixed in air-inlet cavity, the shaft end connection of the impeller assembly and motor,
Be characterized in, the both ends of impeller assembly are equipped with wind scooper, and the both ends of the air-inlet cavity are equipped with protection network, the protection network with into
The end bolt of wind chamber connects, and the outside of the protection network is equipped with active carbon filter screen, and the outer side center of the protection network, which is equipped with, to be turned
Dynamic clamping seat, the medial center of the active carbon filter screen are equipped with the rotation clamping joint with rotation clamping seat clamping；The rotation
Clamping seat includes locating shaft, is located at the axial three arc clamping blocks of positioning, and the extrados of the arc clamping block is equipped with
The side of guide groove, the guide groove is equipped with limiting slot；The rotation clamping joint includes location hole, three around location hole
A arc groove, one end of the lateral wall of the arc groove are equipped with the guide pad coordinated with guide groove, are set on the inside of the guide pad
There is the limited block coordinated with limiting slot.
2. a kind of kitchen ventilator centrifugal blower mechanism according to claim 1, characterized in that the inner wall of the air-inlet cavity is set
There are motor locating ring, the both sides of the motor locating ring to be equipped with several connection straps, the outer end of the connection strap passes through bolt and snail
The outer end of shell upper air inlet chamber connects, and the outside of the motor is equipped with connection ring, and connection ring is equipped with several engaging lugs, engaging lug with
It is bolted between motor locating ring.
3. a kind of kitchen ventilator centrifugal blower mechanism according to claim 2, characterized in that the both sides of the connection strap are set
There is positioning flange, is equipped at the inside edge of the protection network and the positioning one-to-one locating notch of flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721218352.XU CN207647859U (en) | 2017-09-21 | 2017-09-21 | A kind of kitchen ventilator centrifugal fan structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721218352.XU CN207647859U (en) | 2017-09-21 | 2017-09-21 | A kind of kitchen ventilator centrifugal fan structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207647859U true CN207647859U (en) | 2018-07-24 |
Family
ID=62886271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721218352.XU Active CN207647859U (en) | 2017-09-21 | 2017-09-21 | A kind of kitchen ventilator centrifugal fan structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207647859U (en) |
-
2017
- 2017-09-21 CN CN201721218352.XU patent/CN207647859U/en active Active
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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 Hongqiao Road, Xiaoshan economic and Technological Development Zone, Hangzhou, Zhejiang, 98 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 |