CN206959076U - Blower fan and application with filtering function have the range hood of the blower fan - Google Patents
Blower fan and application with filtering function have the range hood of the blower fan Download PDFInfo
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- CN206959076U CN206959076U CN201720751175.5U CN201720751175U CN206959076U CN 206959076 U CN206959076 U CN 206959076U CN 201720751175 U CN201720751175 U CN 201720751175U CN 206959076 U CN206959076 U CN 206959076U
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- blower fan
- cartridge filter
- impeller
- filtering function
- ring
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Abstract
A kind of blower fan with filtering function, motor (11) and impeller (12) including spiral case (13) and in spiral case (13), foregoing spiral case (13) has air inlet, the output shaft of aforementioned motor (11) is connected with impeller (12), the air inlet arrangement of foregoing impeller (12) face spiral case (13), it is characterized in that the blower fan also includes cartridge filter (2), the cartridge filter (2) is arranged on the front side of impeller (12) and rotated together with impeller (12), and at least local air inlet for stretching out spiral case (13) of cartridge filter (2).The invention also discloses the range hood that application has the blower fan.Its surface area can be increased when oil smoke passes through oil smoke separate mesh using cartridge filter, the linear velocity of cartridge filter rotation is higher, and oil droplet is increased by the probability that cartridge filter surface collision intercepts, and improves the effect of oil smoke separation.
Description
Technical field
A kind of blower fan is the utility model is related to, the blower fan is mainly used in range hood, and the utility model further relates to inhale
Lampblack absorber, belong to kitchen range technical field.
Background technology
Range hood is protection motor and separates oil smoke now, generally sets an air inlet mesh enclosure in exhaust fume collecting hood air inlet,
As improved, the guard of an also useful plane is arranged on spiral case air inlet and can rotated with impeller, sees the patent No.
For ZL201420732722.1 Chinese utility model patent《A kind of turn centrifugal fume separator》(Authorization Notice No. is
CN204285570U)；Chinese utility model patent that can be with referenced patent number for ZL201620110299.0《A kind of flat board is taken out
Lampblack absorber》(Authorization Notice No. CN205536025U)；
But there is following deficiency in the plane net cover of this structure in use：
First, noise is big, produce noise the reason for be plane guard and oil smoke contact surface it is not big enough, the guard institute of plane
The flue gas of process is the surface of vertical guard, rotated after entering in lampblack absorber with impeller caused by swirling eddy cause to conflict and draw
Loud noise is played, in addition, producing ear-piercing howling with guard friction when oil smoke passes through guard；Secondly there are oil smoke separation
Phenomena such as not thorough, the guard air inlet mode of plane do not meet air fluidics, and oil smoke cannot drain well.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of oil smoke separation effect for the above-mentioned state of the art
The good blower fan with filtering function of fruit.
Another technical problem to be solved in the utility model is to provide a kind of good range hood of oil smoke separating effect.
Technical scheme is used by the utility model solves above-mentioned technical problem：A kind of blower fan with filtering function,
Motor and impeller including spiral case and in spiral case, foregoing spiral case have air inlet, the output shaft and impeller of aforementioned motor
Connection, the air inlet arrangement of foregoing impeller face spiral case (13), it is characterised in that the blower fan also includes cartridge filter, the cartridge filter
It is arranged on the front side of impeller and is rotated together with impeller, and cartridge filter at least locally stretches out the air inlet of spiral case.
Further, described cartridge filter includes bottom plate and is raised in the ring-shaped periphery of bottom plate, and foregoing bottom plate is in a ring, preceding
There is filter mesh, foregoing filtration cylinder is connected on impeller by bottom plate, and the ring-shaped periphery of cartridge filter is extremely on the ring-shaped periphery stated
The rare local air inlet for stretching out spiral case.
Described ring-shaped periphery can be cone-shaped, frustum or cylindric.Described ring-shaped periphery front end can set lid
Plate.
Described ring-shaped periphery can be made up of several bent sheets, to improve filter area.
Described ring-shaped periphery is cylindrical, and the ring-shaped periphery front end has been recessed a taper surface, on the taper surface
With filter mesh, to improve filter area.
Preferably, described ring-shaped periphery is porous plate or steel wire.
Preferably, described filter mesh single hole area is 40mm2~400mm2。
Preferably, described filter mesh is rhombus, circle, regular hexagon, ellipse or square.
Preferably, the punching rate of ring-shaped periphery is 0.35~0.7.
Preferably, total draught area of the cartridge filter is 10000mm2~60000mm2。
Preferably, the bottom plate is removedly located on impeller by buckle or connecting elements.
The air inlet of the spiral case is provided with the afflux part of an annular, has smooth guide face, institute on the inside of the afflux part
Bottom plate is stated to be located on the inside of afflux part and there is gap with the madial wall of afflux part.Afflux part can play guide functions, ensure into
The air quantity at air port edge smooth can enter in impeller, improve smoke exhaust efficiency.
A kind of range hood, including case, blower fan and exhaust fume collecting hood, foregoing blower fan is in case, outside foregoing blower fan
Side is provided with shroud upper panel, and foregoing exhaust fume collecting hood is located at case lower port and has air inlet, the front end of the cartridge filter and shroud upper panel
Between there is gap.
Compared with prior art, the utility model has the advantage of：Its table can be increased using the cartridge filter of stereochemical structure
For area when oil smoke passes through oil smoke separate mesh, the linear velocity of cartridge filter rotation is higher, and oil droplet is blocked by the outer peripheral face collision of cartridge filter
Cut probability increase, improve oil smoke separation effect, staying in the drop on cartridge filter surface can flow and assemble, when drop by
Centrifugal force be more than skin-friction force after can throw away cartridge filter, therefore oil droplet is not easily blocked mesh.Oil smoke is first from cartridge filter surface
Filter mesh enter cartridge filter in, entering in impeller, the space in cartridge filter can play a part of flue gas drainage, symbol
Air fluidics is closed, produced when oil smoke passes through cartridge filter between cartridge filter reduces ear-piercing howling inside noise.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment 1.
Fig. 2 is that structural representation after case is removed in Fig. 1.
Fig. 3 is that the structural representation after shroud upper panel is removed in Fig. 2.
Fig. 4 is blower fan enlarged drawing in Fig. 3.
Fig. 5 is cartridge filter enlarged drawing in Fig. 4.
Fig. 6 is Fig. 4 exploded view.
Fig. 7 is the cartridge filter of embodiment 2 and impeller combining structure schematic diagram.
Fig. 8 is the exploded view of embodiment 2.
Fig. 9 is the cartridge structure schematic diagram of embodiment 3.
Figure 10 is the cartridge structure schematic diagram of embodiment 4.
Figure 11 is the structural representation of embodiment 5.
Figure 12 is Figure 11 exploded view.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing embodiment.
As shown in Figure 1, Figure 2 and Figure 3, the range hood in the present embodiment includes case 3, blower fan 1 and exhaust fume collecting hood 4, blower fan
1 in case 3, and the outside of blower fan 1 is provided with shroud upper panel 5, and exhaust fume collecting hood 4 is located at the lower port of case 3 and has air inlet, cartridge filter
There is gap between 2 front end and shroud upper panel 5.
As shown in Figure 4, Figure 5 and Figure 6, the blower fan in the present embodiment, including cartridge filter 2, spiral case 13 and in spiral case 13
Motor 11 and impeller 12, spiral case 13 has air inlet, and the output shaft of motor 11 is connected with impeller 12, the face spiral case of impeller 12
13 air inlet arrangement.
Cartridge filter 2 includes cover plate 23, bottom plate 21 and the ring-shaped periphery 22 for being raised in bottom plate 21, and cover plate 23 is located at ring-shaped periphery
22 front ends, ring-shaped periphery 22 are in frustum, gradual-enlargement type, and air inlet is more smooth.Bottom plate 21 in a ring, had on ring-shaped periphery 22
Opening of sieve, cartridge filter 2 is connected to by bottom plate 21 on impeller 12 and ring-shaped periphery 22 stretches out the air inlet of spiral case 13, specifically,
Bottom plate 21 is removedly located on impeller 12 by buckle 24, it is of course possible to is set by screw.Cartridge filter 2 drives in motor 11
Under can be rotated with impeller 12.
The air inlet of spiral case 13 is provided with the afflux part 14 of an annular, and the inner side of afflux part 14 has smooth guide face,
Bottom plate 21 is located at the inner side of afflux part 14 and has gap with the madial wall of afflux part 14.
Ring-shaped periphery 22 in the present embodiment is porous plate, naturally it is also possible to using steel wire.Filter mesh single hole area
For 40mm2~400mm2.Filter mesh in the present embodiment is rhombus, naturally it is also possible to using circle, regular hexagon, ellipse
It is or square.The punching rate of ring-shaped periphery 22 is 0.35~0.7.Total draught area of cartridge filter 2 is 10000mm2~60000mm2。
When range hood works, the impeller 12 of motor 11 and cartridge filter 2 rotate together with, and cartridge filter 2 is that oil smoke enters leaf
Take turns 12 Qian Qian roads filtering barrier.When oil smoke reaches ring-shaped periphery 22, circumferential larger draught area causes oil smoke to pass through filter cylinder 2
When it is relatively lower speed, reduce the influence to ventilation crushing and noise, while the linear velocity that cartridge filter 2 rotates is high, increases
The surface of filter cylinder 2 and the collision opportunity of oil smoke, cartridge filter 2, which rotates, causes oil smoke also by centrifugal action.Oil droplet in oil smoke and
The separated interception of mechanism that particulate matter is separated and centrifuged according to collision is got off, and reduces oil droplet and particulate matter enters impeller 12
Amount, improve the surface contamination situation of impeller 12, improve the service life of range hood.Staying in the drop of ring-shaped periphery 22 can flow
Aggregation, ring-shaped periphery 22 can be thrown away after drop is more than skin-friction force by centrifugal force, and via area is larger, and oil droplet is not
Through hole is easily blocked, remains to keep good aerodynamic quality and separating effect after the long-term use of cartridge filter 2.
Comparative example 1, air inlet does not fill filter.
Comparative example 2, the screen pack of air inlet shape plane.
Following table is the test result contrast of embodiment 1, comparative example 1 and comparative example 2
| Test event | Intake m3/min | Maximum static pressure (Pa) | Exempt within 5 years to maintain impeller weightening g |
| Embodiment 1 | 16.82 | 380 | 4.0 |
| Comparative example 1 | 16.83 | 398 | 6.1 |
| Comparative example 2 | 16.69 | 393 | 8.5 |
Impeller exempts from maintenance experiment explanation：The time limit free of cleaning inside cigarette machine is judged according to impeller Gain weight.The present embodiment 1
According to the appraisement system of experiment, exempt within 2 years to maintain impeller weightening in 4.7~6.1g, 3 years in 3.5~4.5g, 4 years 2.85~
3.5g。
Embodiment 2, as shown in Figure 7 and Figure 8, the ring-shaped periphery 22 in the present embodiment are cylindrical, and other structures are with reference to real
Apply example 1.Other structures reference implementation example 1.
Embodiment 3, as shown in figure 9, the cover plate 23 in the present embodiment is regular polygon, ring-shaped periphery 22 is bent by several
Piece is formed, and in corrugated, has larger filter area.Other structures reference implementation example 1.
Embodiment 4, such as Figure 10, the ring-shaped periphery in the present embodiment is tapered, other structures reference implementation example 1.
Embodiment 2, as is illustrated by figs. 11 and 12, the ring-shaped periphery 22 in the present embodiment are cylindrical, the ring-shaped periphery 22
Front end has been recessed a taper surface 25, also has filter mesh on the taper surface 25.Taper surface can increase filter area.
Claims (13)
1. a kind of blower fan with filtering function, including spiral case (13) and motor (11) and impeller in spiral case (13)
(12), foregoing spiral case (13) has air inlet, and the output shaft of aforementioned motor (11) is connected with impeller (12), foregoing impeller (12)
The air inlet arrangement of face spiral case (13), it is characterised in that the blower fan also includes cartridge filter (2), and the cartridge filter (2) is arranged on
The front side of impeller (12) simultaneously rotates together with impeller (12), and at least local air inlet for stretching out spiral case (13) of cartridge filter (2).
2. the blower fan according to claim 1 with filtering function, it is characterised in that described cartridge filter (2) includes bottom plate
(21) and be raised in the ring-shaped peripheries (22) of bottom plate (21), foregoing bottom plate (21) in a ring, on foregoing ring-shaped periphery (22)
With filter mesh, foregoing filtration cylinder (2) is connected on impeller (12) by bottom plate (21), the ring-shaped periphery of cartridge filter (2)
(22) at least local air inlet for stretching out spiral case (13).
3. the blower fan according to claim 2 with filtering function, it is characterised in that described ring-shaped periphery (22) is in cone
Shape, frustum or cylindric.
4. the blower fan according to claim 3 with filtering function, it is characterised in that described ring-shaped periphery (22) front end
Provided with cover plate (23).
5. the blower fan according to claim 4 with filtering function, it is characterised in that described ring-shaped periphery (22) if by
Dry bent sheet is formed.
6. the blower fan according to claim 3 with filtering function, it is characterised in that described ring-shaped periphery (22) is in circle
Column, ring-shaped periphery (22) front end have been recessed a taper surface (25), have also had filter mesh on the taper surface (25).
7. the blower fan according to claim 2 with filtering function, it is characterised in that described ring-shaped periphery (22) is more
Orifice plate or steel wire.
8. the blower fan according to claim 2 with filtering function, it is characterised in that described filter mesh single hole area
For 40mm2~400mm2。
9. the blower fan according to claim 2 with filtering function, it is characterised in that described filter mesh is rhombus, circle
Shape, regular hexagon, ellipse or square.
10. the blower fan according to claim 2 with filtering function, it is characterised in that the perforation of the ring-shaped periphery (22)
Rate is 0.35~0.7.
11. the blower fan according to claim 2 with filtering function, it is characterised in that total ventilation of the cartridge filter (2)
Area is 10000mm2~60000mm2。
12. the blower fan according to claim 2 with filtering function, it is characterised in that on the air inlet of the spiral case (13)
Afflux part (14) provided with an annular, the afflux part (14) inner side have smooth guide face, and the bottom plate (21) is located at afflux
There is gap on the inside of part (14) and with the madial wall of afflux part (14).
The range hood of any described blower fan of requirement 1~12 13. a kind of application is had the right, including case (3), blower fan (1) and
Exhaust fume collecting hood (4), for foregoing blower fan (1) in case (3), the outside of foregoing blower fan (1) is provided with shroud upper panel (5), foregoing collection
Petticoat pipe (4) is located at case (3) lower port and has air inlet, between having between the front end of the cartridge filter (2) and shroud upper panel (5)
Gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720751175.5U CN206959076U (en) | 2017-06-26 | 2017-06-26 | Blower fan and application with filtering function have the range hood of the blower fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720751175.5U CN206959076U (en) | 2017-06-26 | 2017-06-26 | Blower fan and application with filtering function have the range hood of the blower fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206959076U true CN206959076U (en) | 2018-02-02 |
Family
ID=61384767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720751175.5U Active CN206959076U (en) | 2017-06-26 | 2017-06-26 | Blower fan and application with filtering function have the range hood of the blower fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206959076U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443924A (en) * | 2018-03-07 | 2018-08-24 | 佛山市云米电器科技有限公司 | A kind of kitchen ventilator with on-plane surface filter device |
-
2017
- 2017-06-26 CN CN201720751175.5U patent/CN206959076U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443924A (en) * | 2018-03-07 | 2018-08-24 | 佛山市云米电器科技有限公司 | A kind of kitchen ventilator with on-plane surface filter device |
| CN108443924B (en) * | 2018-03-07 | 2024-01-09 | 佛山市云米电器科技有限公司 | Range hood with non-planar filter |
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