CN207527664U - The smoking oil machine of rectifying noise-reduction - Google Patents
The smoking oil machine of rectifying noise-reduction Download PDFInfo
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- CN207527664U CN207527664U CN201721400036.4U CN201721400036U CN207527664U CN 207527664 U CN207527664 U CN 207527664U CN 201721400036 U CN201721400036 U CN 201721400036U CN 207527664 U CN207527664 U CN 207527664U
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- air duct
- radome fairing
- air inlet
- impeller
- oil machine
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Abstract
The utility model discloses a kind of smoking oil machines of rectifying noise-reduction, mainly include check-valves, air duct, casing assembly, oil network and exhaust fume collecting hood, oil network is located at the centre of exhaust fume collecting hood, casing assembly is connected with above exhaust fume collecting hood and oil network, air duct is located in casing assembly, and the top in air duct is equipped with check-valves, and impeller and motor are equipped in air duct, the both sides of impeller are equipped with air inlet ring, and the both sides air inlet inside air duct is equipped with radome fairing.The utility model so as to reduce local vortex, smoothes out air-flow, promotes smoke machine overall performance by setting radome fairing at air inlet of air duct.
Description
Technical field
The utility model is related to range hood structures, and in particular to a kind of smoking oil machine of rectifying noise-reduction.
Background technology
Range hood has become one of machine for kitchen use of Modern Family's indispensability.But some in kitchen ventilator evolution are used
The problems such as family pain spot is still very sharp, and noise is excessive, smoke machine is difficult to clean still annoyings user.With quality of the life
It improves, people propose higher requirement to the noise of smoke machine, environmental protection, easy to clean etc..
It is main by the way of sound-absorbing damping or even by modes such as active noise reductions currently on the market in order to reduce noise,
Complex manufacturing technology, cost are higher.And by rectification, it is more rare that the rectification particularly at air inlet of air duct carrys out noise reduction.
Utility model content
In view of the above problems, the utility model proposes a kind of smoking oil machine of rectifying noise-reduction, by setting radome fairing, so as to
The vortex of part is reduced, smoothes out air-flow, promotes smoke machine overall performance.
What the technical solution of the utility model was realized in：The smoking oil machine of this rectifying noise-reduction, mainly including body
And air duct, the air duct are located in the casing assembly of body, the air inlet inside air duct is equipped with radome fairing.
Further, there is both sides air inlet in the air duct, and the air inlet of both sides is equipped with radome fairing, is also set in air duct
There are impeller and motor, the both sides of impeller are equipped with air inlet ring.
Further, the lower part of the casing assembly is connected with exhaust fume collecting hood and oil network, the centre connection of exhaust fume collecting hood
There is oil network, the top in the air duct is equipped with check-valves.
Further, there is side air inlet in the air duct, and air inlet is equipped with radome fairing, interior to be equipped with impeller and motor,
The air inlet side of impeller is equipped with air inlet ring.
Further, the forepart of the casing assembly is connected with oil network, and the top in the air duct is equipped with check-valves.
Further, it the radome fairing and air inlet ring one or is arranged separately in the front or rear panel in air duct, it is described
Radome fairing is covered in the front end of impeller air inlet.
Further, the machine shaft of the motor and the wheel disc of impeller are affixed, and radome fairing is extended close at wheel disc.
Further, the radome fairing is cone or cylindrical shape, and the section of radome fairing exists with the angle α of motor axial direction
Between 0-60 degree, radome fairing is two sides through-hole or single side open-cellular form.
Further, the motor is inner rotor motor.
Further, how mesh-structured the surface of the radome fairing be.
The beneficial effects of the utility model：
(1), radome fairing is equipped with by the both sides air inlet inside air duct, rectification is carried out to the air-flow of entrance, is reduced
Vortex, smoothes out air-flow, improving performance, reduces noise.
(2), the radome fairing is located at the inside in air duct, and is covered in the front end of impeller air inlet, radome fairing to impeller into
Air port is coated, and prevents the injury and pollution of flame, foreign matter and greasy dirt to impeller and air duct, protects impeller, promotes the service life.
(3), the radome fairing is cone, the section of radome fairing and the angle α of motor axial direction 0-60 degree it
Between, guiding role is played to the air-flow of very fast turning, reduces aerodynamic loss, improving performance reduces noise.
(4), the surface of the radome fairing is how mesh-structured, and fine and close mesh is filtered point to there is serious small oil droplet
From, grease separating degree is promoted, it is more environmentally friendly.
(5), dome structure is increased in air duct, structure and simple for process, assembling is convenient, and cost is relatively low.
Description of the drawings
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structure diagram of the utility model top-sucking kitchen ventilator.
Fig. 2 is the air inlet principle schematic of top-sucking kitchen ventilator.
Fig. 3 is the structure diagram of radome fairing.
Fig. 4 is the structure diagram of the utility model side extraction cooking fume extractor.
Fig. 5 is the air inlet principle schematic of side extraction cooking fume extractor.
In figure：Check-valves 1, air duct 2, radome fairing 3, casing assembly 4, impeller 5, motor 6, oil network 7, exhaust fume collecting hood 8, air inlet ring
9。
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
Embodiment 1：The smoking oil machine of this rectifying noise-reduction mainly includes check-valves 1, air duct 2, casing assembly 4, oil network 7
With exhaust fume collecting hood 8, oil network 7 is located at the centre of exhaust fume collecting hood 8, and the top of exhaust fume collecting hood 8 and oil network 7 is connected with casing assembly 4, wind
Road 2 is located in casing assembly 4, and the top in air duct 2 is equipped with check-valves 1, is equipped with impeller 5 and motor 6 in air duct 2, and the two of impeller 5
Side is equipped with air inlet ring 9, and the both sides air inlet inside air duct 2 is convenient for equipped with radome fairing 3, motor using inner rotor motor
The wheel disc of the assembling of radome fairing, machine shaft and impeller is affixed, and radome fairing is extended close at wheel disc, reaches more fully rectification
Effect.
When smoke machine works, oil smoke enters by oil network 7 and exhaust fume collecting hood 8 in casing assembly 4, by radome fairing 3, in impeller
Under 5 drive, outdoor is discharged by air duct 2 and check-valves 1.
Embodiment 2：On the basis of embodiment 1, the radome fairing 3 and 9 one of air inlet ring or it is arranged separately in air duct 2
In front or rear panel.Radome fairing 3 is located at the inside in air duct 2, and is covered in the front end of 5 air inlet of impeller, can protect impeller, keep away
Exempt from the injury to 5 impellers such as flame, foreign matter, greasy dirt, improve the smoke machine service life, keep the cleaning of 5 impellers.
Embodiment 3：On the basis of embodiment 2, the radome fairing 3 is cone or cylindric, structure ecto-entad by
Mouth is tapered, the angle α of 6 axial direction of section and motor of radome fairing 3 carries out rectification and the work being oriented between 0-60 degree to air-flow
With radome fairing 3 is two sides through-hole or single side open-cellular form.
Embodiment 4：On the basis of embodiment 3, how mesh-structured the surface of the radome fairing 3 be.The mesh of radome fairing 3
Percent opening range is between 30%-90%, and the shape in hole includes circle, diamond shape, rectangle but is not limited to these shapes, the system of net
Make technique and include mesh grid, galvano-cautery net etc., but be not limited to these technology modes.When oil smoke enters 2 air duct, due to
The effect of radome fairing 3 can carry out rectification and guiding to air-flow, smooth out its air-flow when 5 leaf road of impeller is entered, reduce
It is originally existing herein to be vortexed, so as to reduce noise, improving performance.Radome fairing 3 is installed in air inlet, there is good mistake to oil smoke
Effect is filtered, kitchen ventilator is made to effectively improve grease separating degree, reduces the soot particles of smoke machine discharge, health environment-friendly.
The rectifying noise-reduction scheme also can operate in side extraction cooking fume extractor, specific as follows：
Embodiment 5：The smoking oil machine of this rectifying noise-reduction mainly includes check-valves 1, air duct 2, casing assembly 4 and oil network
7, casing assembly 4 is connected with oil network 7, and air duct 2 is located in casing assembly 4, and check-valves 1 is located at the top of casing assembly 4, and
It is connected with air duct 2, is equipped with impeller 5 and motor 6 in air duct 2, the air inlet side of impeller 5 is equipped with air inlet ring 9, inside air duct 2
Air inlet be equipped with radome fairing 3, motor is using inner rotor motor, convenient for the assembling of radome fairing, machine shaft and impeller
Wheel disc it is affixed, radome fairing is extended close at wheel disc, reaches more fully rectification effect.
When smoke machine works, oil smoke enters by oil network 7 in casing assembly, under the drive of impeller 5, by 2 He of air duct
Check-valves 1 discharges outdoor.
Embodiment 6：On the basis of embodiment 5, the radome fairing 3 and 9 one of air inlet ring or it is arranged separately in air duct 2
In front or rear panel.Radome fairing 3 is located at the inside in air duct 2, and is covered in the front end of 5 air inlet of impeller, can protect impeller 5,
The injury to impeller 5 such as flame, foreign matter, greasy dirt is avoided, the smoke machine service life is improved, impeller 5 is kept to clean.
Embodiment 7：On the basis of embodiment 6, the radome fairing 3 is cone or cylindric, the section of radome fairing 3
Axial angle α is between 0-60 degree with motor 6, carries out rectification and the effect being oriented to air-flow, radome fairing 3 for two sides through-hole or
Single side open-cellular form.
Embodiment 8：On the basis of embodiment 7, how mesh-structured the surface of the radome fairing 3 be.The mesh of radome fairing 3
Percent opening range is between 30%-90%, and the shape in hole includes circle, diamond shape, rectangle but is not limited to these shapes, the system of net
Make technique and include mesh grid, galvano-cautery net etc., but be not limited to these technology modes.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case of the principle and spirit for not departing from the utility model, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (10)
1. a kind of smoking oil machine of rectifying noise-reduction mainly includes body and air duct (2), it is characterised in that：The air duct (2) is located at
In the casing assembly (4) of body, air duct (2) internal air inlet is equipped with radome fairing (3).
2. the smoking oil machine of rectifying noise-reduction according to claim 1, it is characterised in that：There is both sides air inlet in the air duct,
The air inlet of both sides is equipped with radome fairing, is additionally provided with impeller (5) and motor (6) in air duct (2), the both sides of impeller (5) are equipped with
Air inlet ring (9).
3. the smoking oil machine of rectifying noise-reduction according to claim 2, it is characterised in that：The lower part of the casing assembly (4)
Exhaust fume collecting hood (8) and oil network (7) are connected with, the centre of exhaust fume collecting hood (8) is connected with oil network (7), is set above the air duct (2)
There is check-valves (1).
4. the smoking oil machine of rectifying noise-reduction according to claim 1, it is characterised in that：The air duct (2) has side air inlet
Mouthful, air inlet is equipped with radome fairing (3), interior to be equipped with impeller (5) and motor (6), and the air inlet side of impeller (5) is equipped with air inlet ring
(9)。
5. the smoking oil machine of rectifying noise-reduction according to claim 4, it is characterised in that：The forepart of the casing assembly (4)
Oil network (7) is connected with, the top of the air duct (2) is equipped with check-valves (1).
6. the smoking oil machine of the rectifying noise-reduction according to claim 3 or 5, it is characterised in that：The radome fairing (3) and air inlet
Circle (9) one is arranged separately in the front or rear panel of air duct (2), and the radome fairing (3) is covered in impeller (5) air inlet
Front end.
7. the smoking oil machine of rectifying noise-reduction according to claim 6, it is characterised in that：The machine shaft of the motor (6)
Affixed with the wheel disc of impeller (5), radome fairing (3) is extended close at wheel disc.
8. the smoking oil machine of rectifying noise-reduction according to claim 7, it is characterised in that：The radome fairing (3) is cone
Or it is cylindric, between 0-60 degree, radome fairing (3) is two sides through-hole for the section of radome fairing (3) and the angle α of motor (6) axial direction
Or single side open-cellular form.
9. the smoking oil machine of rectifying noise-reduction according to claim 8, it is characterised in that：The motor (6) is internal rotor electricity
Machine.
10. the smoking oil machine of rectifying noise-reduction according to claim 4, it is characterised in that：The surface of the radome fairing (3) is
It is mostly mesh-structured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721400036.4U CN207527664U (en) | 2017-10-27 | 2017-10-27 | The smoking oil machine of rectifying noise-reduction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721400036.4U CN207527664U (en) | 2017-10-27 | 2017-10-27 | The smoking oil machine of rectifying noise-reduction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207527664U true CN207527664U (en) | 2018-06-22 |
Family
ID=62570983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721400036.4U Active CN207527664U (en) | 2017-10-27 | 2017-10-27 | The smoking oil machine of rectifying noise-reduction |
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| CN (1) | CN207527664U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107726396A (en) * | 2017-10-27 | 2018-02-23 | 杭州老板电器股份有限公司 | A kind of range hood of rectifying noise-reduction |
-
2017
- 2017-10-27 CN CN201721400036.4U patent/CN207527664U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107726396A (en) * | 2017-10-27 | 2018-02-23 | 杭州老板电器股份有限公司 | A kind of range hood of rectifying noise-reduction |
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