CN109519998A - A kind of installation method of range hood with denoising device and denoising device - Google Patents
A kind of installation method of range hood with denoising device and denoising device Download PDFInfo
- Publication number
- CN109519998A CN109519998A CN201811595387.4A CN201811595387A CN109519998A CN 109519998 A CN109519998 A CN 109519998A CN 201811595387 A CN201811595387 A CN 201811595387A CN 109519998 A CN109519998 A CN 109519998A
- Authority
- CN
- China
- Prior art keywords
- noise reducing
- denoising device
- reducing mechanism
- range hood
- blower
- 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.)
- Pending
Links
- 238000009434 installation Methods 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 230000009467 reduction Effects 0.000 claims abstract description 19
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 241000826860 Trapezium Species 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000006262 metallic foam Substances 0.000 claims description 3
- 239000000779 smoke Substances 0.000 claims description 3
- 230000002411 adverse Effects 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract description 2
- 239000011324 bead Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/16—Selection of particular materials
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The present invention relates to a kind of range hood with denoising device and the installation methods of denoising device, belong to field of kitchen electric appliance.Existing range hood is larger due to impact of the air-flow to blade inlet edge, and vane curvature is larger, in blade surface adverse pressure gradient easy to form, cause the flow separation at suction surface trailing edge, blade wall surface can generate biggish pressure fluctuation simultaneously, biggish aerodynamic noise is generated, becomes interference environment and quietly brings disaster upon source, seriously affect kitchen environment.The present invention includes chassis component, liner component and blower, the chassis component is mounted on liner component, and in chassis component, design feature is the assembling: further including noise reducing mechanism, the noise reducing mechanism is mounted in chassis component, and noise reducing mechanism and blower cooperate.Cabinet inside occurs when wheel rotation vortex noise and vibrating noise are solved using the denoising structure of air duct front and rear sides by micropore noise reduction structure.
Description
Technical field
The present invention relates to a kind of range hood with denoising device and the installation methods of denoising device, belong to kitchen appliance neck
Domain.
Background technique
It is mainly made of air duct, impeller, air inlet ring inside existing range hood, not set guiding device inside kitchen ventilator,
Range hood work when motor direct connection impeller rotate, the oil smoke axially sucked under the influence of centrifugal force, from impeller
The heart is radially thrown away impeller.But since impact of the air-flow to blade inlet edge is larger, and vane curvature is larger, is easy in blade surface
Adverse pressure gradient is formed, causes the flow separation at suction surface trailing edge, while blade wall surface can generate biggish pressure fluctuation, is generated
Biggish aerodynamic noise becomes interference environment and quietly brings disaster upon source, seriously affects kitchen environment.
In view of this, disclosing a kind of noise reducing type fume-exhausting in the patent document application No. is 201820343002.4
Machine, is equipped with denoising device on blower cover board, and denoising device includes noise reduction orifice plate, the gentle kickboard of front shroud, before noise reduction orifice plate
Side is equipped with the first parting bead being spaced apart up and down, and front shroud trailing flank is equipped with the second parting bead being spaced apart up and down, the
One parting bead and the second parting bead are spaced apart from each other distribution, form noise reduction cavity, each noise reduction between adjacent the first parting bead and the second parting bead
Chamber is corresponding at least one noise reduction hole, and air bearing plate drives noise reduction orifice plate and front shroud relative motion under air intake passage gas shock
To reduce noise reduction cavity volume.Denoising device in above-mentioned documents is installed complicated, it is difficult to dismount.
Summary of the invention
It is an object of the invention to overcome the above deficiencies in the existing technologies, and provide a kind of reasonable in design
Micropore noise reduction structure solves the vortex occurred inside chassis component when wheel rotation using the denoising structure of blower front and rear sides
Noise and vibrating noise, the range hood with denoising device of easy disassembly and the installation method of denoising device.
Technical solution used by the present invention solves the above problems is: the range hood with denoising device, including cabinet
Component, liner component and blower, the chassis component are mounted on liner component, the assembling in chassis component,
Design feature is: further including noise reducing mechanism, the noise reducing mechanism is mounted in chassis component, and noise reducing mechanism is matched with blower
It closes.The whirlpool that cabinet inside occurs when wheel rotation is solved using the denoising structure of air duct front and rear sides by micropore noise reduction structure
Flow noise and vibrating noise.
Further, the noise reducing mechanism includes preceding noise reducing mechanism and rear noise reducing mechanism, the preceding noise reducing mechanism and afterwards drop
The mechanism that makes an uproar is located at the two sides of blower, and preceding noise reducing mechanism and rear noise reducing mechanism are installed on chassis component.Promote oil suction
Smoke machine performance solves the problems, such as that noise is big, promotes comfort level when kitchen ventilator use environment.Preceding noise reducing mechanism and rear noise reducing mechanism
Position is individually positioned at the air inlet and motor of blower.
Further, the preceding noise reducing mechanism is located at the air inlet of blower.
Further, the preceding noise reducing mechanism includes preceding noise reducing plate and preceding sound-absorbing structure, after the rear noise reducing mechanism includes
Noise reducing plate and rear sound-absorbing structure, before the preceding sound-absorbing structure is mounted on noise reducing plate, the rear sound-absorbing structure is mounted on rear noise reduction
On plate.
Further, the chassis component includes machine case body and chassis cover, and the chassis cover is mounted on cabinet sheet
On body, the machine case body is mounted on liner component；The liner component includes liner ontology and web plate, the web plate installation
Mesh is provided on the bottom of liner ontology, the web plate.
Further, the range hood with denoising device further includes shield and electrical appliance kit, and the shield covers on
Outside chassis component, the electrical appliance kit is connect with blower.
Further, the preceding noise reducing plate and rear noise reducing plate are trapezium structure, semicircular structure or envelope structure.
Further, the preceding sound-absorbing structure and rear sound-absorbing structure are sound-proof material or metal foam.
Further, the height of the preceding noise reducing plate and rear noise reducing plate is 10-40mm；The preceding noise reducing plate and rear noise reduction
Sound-absorption hole is provided on plate, the aperture of the sound-absorption hole is 1-5mm.The percent opening of sound-absorption hole is 8%-20%.
Further, the installation method of the denoising device of the range hood with denoising device, it is characterised in that: institute
The installation method for stating denoising device is as follows:
(1) rear sound-absorbing structure is mounted in rear noise reducing plate, is then fitted into the rear side of blower, and be mounted on cabinet with screw
In the back plate of component；
(2) before being mounted on preceding sound-absorbing structure in noise reducing plate, it is then fitted into the air inlet of blower, and be mounted on screw
In the chassis cover of chassis component, chassis cover is mounted on machine case body with screw；
(3) blower and chassis component are installed with screw, and then machine case body and liner ontology carry out riveting fixation, then by web plate
It is mounted on liner ontology with screw；
(4) electrical appliance kit and machine case body are installed with screw, and shield is mounted on chassis component with grab.
Compared with prior art, the invention has the following advantages that utilizing the drop of blower front and rear sides by micropore noise reduction structure
It makes an uproar structure, solves the vortex noise and vibrating noise that occur inside chassis component when wheel rotation.Promote range hood performance, solution
The certainly big problem of noise promotes comfort level when kitchen ventilator use environment.
Detailed description of the invention
Fig. 1 is the main view schematic diagram of the range hood with denoising device of the embodiment of the present invention.
Fig. 2 is the A-A the schematic diagram of the section structure in Fig. 1.
Fig. 3 is the exploded perspective structural schematic diagram of the range hood with denoising device of the embodiment of the present invention.
Fig. 4 is the schematic view of the front view of the preceding noise reducing plate of the embodiment of the present invention.
Fig. 5 is the left view structural representation of the preceding noise reducing plate of the embodiment of the present invention.
Fig. 6 is the schematic perspective view of the preceding noise reducing plate of the embodiment of the present invention.
Fig. 7 is the schematic view of the front view of the rear noise reducing plate of the embodiment of the present invention.
Fig. 8 is the left view structural representation of the rear noise reducing plate of the embodiment of the present invention.
Fig. 9 is the schematic perspective view of the rear noise reducing plate of the embodiment of the present invention.
In figure: chassis component 1, liner component 2, blower 3, noise reducing mechanism 4, shield 5, electrical appliance kit 6, machine case body 11,
Chassis cover 12, liner ontology 21, web plate 22, preceding noise reducing mechanism 41, rear noise reducing mechanism 42, preceding noise reducing plate 43, rear noise reducing plate 44,
Preceding sound-absorbing structure 45, rear sound-absorbing structure 46.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawing and by embodiment, and following embodiment is to this hair
Bright explanation and the invention is not limited to following embodiments.
Embodiment.
Referring to shown in Fig. 1 to Fig. 9, it should however be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc. are only used
To cooperate the revealed content of specification, so that those skilled in the art understands and reads, being not intended to limit the invention can
The qualifications of implementation, therefore do not have technical essential meaning, the tune of the modification of any structure, the change of proportionate relationship or size
It is whole, in the case where not influencing the effect of present invention can be generated and the purpose that can reach, it should all still fall in disclosed skill
In the range of art content can cover.Meanwhile if in this specification with reference as "upper", "lower", "left", "right", " centre " and
The term of " one " etc. is merely convenient to being illustrated for narration, rather than to limit the scope of the invention, relativeness
It is altered or modified, under the content of no substantial changes in technology, when being also considered as the enforceable scope of the present invention.
The range hood with denoising device in the present embodiment, including chassis component 1, liner component 2, blower 3, noise reduction machine
Structure 4, shield 5 and electrical appliance kit 6, the chassis component 1 are mounted on liner component 2, and the blower 3 is mounted on chassis component 1
Interior, the noise reducing mechanism 4 is mounted in chassis component 1, and noise reducing mechanism 4 and blower 3 cooperate, and the shield 5 covers on cabinet
Outside component 1, the electrical appliance kit 6 is connect with blower 3.
The noise reducing mechanism 4 in the present embodiment includes preceding noise reducing mechanism 41 and rear noise reducing mechanism 42, the preceding noise reduction machine
Structure 41 and rear noise reducing mechanism 42 are located at the two sides of blower 3, and preceding noise reducing mechanism 41 and rear noise reducing mechanism 42 are installed in machine
On box assembly 1, the preceding noise reducing mechanism 41 is located at the air inlet of blower 3, and rear noise reducing mechanism 42 is located at the motor of blower 3.
The preceding noise reducing mechanism 41 in the present embodiment includes preceding noise reducing plate 43 and preceding sound-absorbing structure 45, the rear noise reduction machine
Structure 42 includes rear noise reducing plate 44 and rear sound-absorbing structure 46, before the preceding sound-absorbing structure 45 is mounted on noise reducing plate 43, is inhaled after described
Sound structure 46 is mounted on rear noise reducing plate 44.
The preceding noise reducing plate 43 and rear noise reducing plate 44 in the present embodiment are trapezium structure, semicircular structure or envelope knot
Structure；The preceding sound-absorbing structure 45 and rear sound-absorbing structure 46 are sound-proof material or metal foam；The preceding noise reducing plate 43 and rear noise reduction
The height of plate 44 is 10-40mm；Sound-absorption hole is provided on the preceding noise reducing plate 43 and rear noise reducing plate 44, the sound-absorption hole
Aperture is 1-5mm, and the percent opening of sound-absorption hole is 8%-20%.
The chassis component 1 in the present embodiment includes machine case body 11 and chassis cover 12, and the chassis cover 12 is pacified
On machine case body 11, the machine case body 11 is mounted on liner component 2；The liner component 2 includes liner ontology 21
With web plate 22, the web plate 22 is mounted on the bottom of liner ontology 21, is provided with mesh on the web plate 22.
The installation method of the denoising device of the range hood with denoising device in the present embodiment, as follows:
(1) rear sound-absorbing structure 46 is mounted in rear noise reducing plate 44, is then fitted into the rear side of blower 3, and installed with screw
In the back plate of chassis component 1；
(2) before being mounted on preceding sound-absorbing structure 45 in noise reducing plate 43, it is then fitted into the air inlet of blower 3, and use screw
It is mounted in the chassis cover 12 of chassis component 1, chassis cover 12 is mounted on machine case body 11 with screw；
(3) blower 3 is installed with chassis component 1 with screw, and then machine case body 11 and liner ontology 21 carry out riveting fixation, then
Web plate 22 is mounted on liner ontology 21 with screw；
(4) electrical appliance kit 6 is installed with machine case body 11 with screw, and shield 5 is mounted on 3 chassis components 1 with grab.
The installation method of the range hood with denoising device and denoising device passes through micropore noise reduction structure and principle, benefit
With the noise reducing mechanism 4 of 3 front and rear sides of blower, the vortex noise and vibration occurred inside chassis component 1 when solving wheel rotation is made an uproar
Sound.Range hood performance is promoted, solves the problems, such as that noise is big, promotes comfort level when kitchen ventilator use environment.
In addition, it should be noted that, the specific embodiments described in this specification, the shape of parts and components are named
Title etc. can be different, and above content is only to structure of the invention example explanation described in this specification.It is all according to
According to equivalence changes or simple change that the invention patent design structure, feature and principle is done, it is included in this hair
In the protection scope of bright patent.Those skilled in the art can do described specific embodiment various
The mode that the modify or supplement or adopt of various kinds is similar substitutes, and without departing from structure of the invention or surmounts present claims
Range defined in book, is within the scope of protection of the invention.
Claims (10)
1. a kind of range hood with denoising device, including chassis component (1), liner component (2) and blower (3), the cabinet
Component (1) is mounted on liner component (2), and the blower (3) is mounted in chassis component (1), it is characterised in that: further includes drop
The mechanism that makes an uproar (4), the noise reducing mechanism (4) are mounted in chassis component (1), and noise reducing mechanism (4) and blower (3) cooperate.
2. the range hood according to claim 1 with denoising device, it is characterised in that: the noise reducing mechanism (4) includes
Preceding noise reducing mechanism (41) and rear noise reducing mechanism (42), the preceding noise reducing mechanism (41) and rear noise reducing mechanism (42) are located at blower
(3) two sides, and preceding noise reducing mechanism (41) and rear noise reducing mechanism (42) are installed on chassis component (1).
3. the range hood according to claim 2 with denoising device, it is characterised in that: preceding noise reducing mechanism (41) position
Air inlet in blower (3).
4. the range hood according to claim 2 with denoising device, it is characterised in that: preceding noise reducing mechanism (41) packet
Preceding noise reducing plate (43) and preceding sound-absorbing structure (45) are included, the rear noise reducing mechanism (42) includes rear noise reducing plate (44) and rear sound-absorbing structure
(46), the preceding sound-absorbing structure (45) is mounted on preceding noise reducing plate (43), and the rear sound-absorbing structure (46) is mounted on rear noise reducing plate
(44) on.
5. the range hood according to claim 1 with denoising device, it is characterised in that: the chassis component (1) includes
Machine case body (11) and chassis cover (12), the chassis cover (12) are mounted on machine case body (11), the machine case body
(11) it is mounted on liner component (2)；The liner component (2) includes liner ontology (21) and web plate (22), the web plate
(22) it is mounted on the bottom of liner ontology (21), is provided with mesh on the web plate (22).
6. the range hood according to claim 1 with denoising device, it is characterised in that: the oil suction with denoising device
Smoke machine further includes shield (5) and electrical appliance kit (6), and the shield (5) covers on chassis component (1) outside, the electrical appliance kit (6) with
Blower (3) connection.
7. the range hood according to claim 4 with denoising device, it is characterised in that: the preceding noise reducing plate (43) and after
Noise reducing plate (44) is trapezium structure, semicircular structure or envelope structure.
8. the range hood according to claim 4 with denoising device, it is characterised in that: the preceding sound-absorbing structure (45) and
Sound-absorbing structure (46) is sound-proof material or metal foam afterwards.
9. the range hood according to claim 4 with denoising device, it is characterised in that: the preceding noise reducing plate (43) and after
The height of noise reducing plate (44) is 10-40mm；It is provided with sound-absorption hole on the preceding noise reducing plate (43) and rear noise reducing plate (44), institute
The aperture for stating sound-absorption hole is 1-5mm.
10. a kind of noise reduction of range hood with denoising device as described in any one of claim 1-9 claim fills
The installation method set, it is characterised in that: the installation method of the denoising device is as follows:
(1) rear sound-absorbing structure (46) is mounted in rear noise reducing plate (44), is then fitted into the rear side of blower (3), and use spiral shell
Nail is mounted in the back plate of chassis component (1)；
(2) preceding sound-absorbing structure (45) is mounted in preceding noise reducing plate (43), is then fitted into the air inlet of blower (3), and
It is mounted in the chassis cover (12) of chassis component (1) with screw, chassis cover (12) is mounted on machine case body (11) with screw
On；
(3) blower (3) is installed with chassis component (1) with screw, and then machine case body (11) is riveted with liner ontology (21)
It is fixed, then web plate (22) is mounted on liner ontology (21) with screw；
(4) electrical appliance kit (6) is installed with machine case body (11) with screw, and shield (5) is mounted on (3) chassis component (1) with grab
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811595387.4A CN109519998A (en) | 2018-12-25 | 2018-12-25 | A kind of installation method of range hood with denoising device and denoising device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811595387.4A CN109519998A (en) | 2018-12-25 | 2018-12-25 | A kind of installation method of range hood with denoising device and denoising device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109519998A true CN109519998A (en) | 2019-03-26 |
Family
ID=65797279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811595387.4A Pending CN109519998A (en) | 2018-12-25 | 2018-12-25 | A kind of installation method of range hood with denoising device and denoising device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109519998A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109899322A (en) * | 2019-04-26 | 2019-06-18 | 杭州老板电器股份有限公司 | Spiral case, blower and kitchen ventilator |
| CN113294819A (en) * | 2021-05-31 | 2021-08-24 | 华帝股份有限公司 | Fume exhaust fan |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205939326U (en) * | 2016-07-22 | 2017-02-08 | 宁波方太厨具有限公司 | Range hood's box structure |
| CN106989424A (en) * | 2017-05-10 | 2017-07-28 | 佛山市樱顺卫厨用品有限公司 | A kind of cigarette machine and its noise-reduction method with centrifugal blower |
| CN206755301U (en) * | 2017-05-10 | 2017-12-15 | 佛山市樱顺卫厨用品有限公司 | A kind of noise reduction range hood |
| CN209415543U (en) * | 2018-12-25 | 2019-09-20 | 杭州德意电器股份有限公司 | A kind of range hood with denoising device |
-
2018
- 2018-12-25 CN CN201811595387.4A patent/CN109519998A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205939326U (en) * | 2016-07-22 | 2017-02-08 | 宁波方太厨具有限公司 | Range hood's box structure |
| CN106989424A (en) * | 2017-05-10 | 2017-07-28 | 佛山市樱顺卫厨用品有限公司 | A kind of cigarette machine and its noise-reduction method with centrifugal blower |
| CN206755301U (en) * | 2017-05-10 | 2017-12-15 | 佛山市樱顺卫厨用品有限公司 | A kind of noise reduction range hood |
| CN209415543U (en) * | 2018-12-25 | 2019-09-20 | 杭州德意电器股份有限公司 | A kind of range hood with denoising device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109899322A (en) * | 2019-04-26 | 2019-06-18 | 杭州老板电器股份有限公司 | Spiral case, blower and kitchen ventilator |
| CN113294819A (en) * | 2021-05-31 | 2021-08-24 | 华帝股份有限公司 | Fume exhaust fan |
| CN113294819B (en) * | 2021-05-31 | 2022-12-06 | 华帝股份有限公司 | Fume exhaust fan |
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