CN213298408U - Self-cleaning fan and range hood - Google Patents
Self-cleaning fan and range hood Download PDFInfo
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- CN213298408U CN213298408U CN202021784778.3U CN202021784778U CN213298408U CN 213298408 U CN213298408 U CN 213298408U CN 202021784778 U CN202021784778 U CN 202021784778U CN 213298408 U CN213298408 U CN 213298408U
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Abstract
A self-cleaning fan and a range hood comprise a volute and a wind wheel; the volute is provided with an air inlet and an air outlet, and the wind wheel is arranged in the volute; the wind wheel self-cleaning device is characterized by further comprising a wind guide piece, wherein the wind guide piece is installed at the wind inlet and is provided with at least one steam inlet hole, a plurality of steam outlet holes and a cavity, the steam inlet hole is communicated with the cavity to input steam, and the steam outlet holes are communicated with the cavity and the volute to output the steam to the wind wheel to achieve self-cleaning. The utility model discloses simple structure, clean effectual.
Description
Technical Field
The utility model relates to a kitchen utensils and appliances field, especially a self-cleaning fan and lampblack absorber.
Background
At present, the range hood becomes a necessary electrical appliance for people to live, and because the functions of the range hood include smoking, oil-smoke separation, oil collection, smoke exhaust and the like, a large amount of grease can be adsorbed inside a body volute, an oil cup and a cavity after the oil-smoke separation, and the cleaning problem of the range hood is brought about, because the product is sealed and assembled by a manufacturer before leaving a factory, the deep cleaning of the inside of the range hood is inconvenient in the using process of a user, the cleaning can be carried out after the whole machine is dismantled, and the cleaning method of manual dismantling, wiping, washing and assembling is easy to damage the balance state of a fan part inside the range hood equipment, so that the range hood has poor oil suction and exhaust effect and even cannot be used continuously, and the internal parts are easy to adhere oil stains to the surface of the equipment.
Consequently, the lampblack absorber structure that adopts steam self-cleaning has appeared on the market, for example, utilize steam generator and nozzle cooperation, nozzle fixed connection spout high temperature steam into wind wheel center in the inside wind wheel center of spiral case towards the position of blade, adopt this kind of structure nozzle structure, the installation is inconvenient, and nozzle quantity is limited, and clean effect is not good.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at overcomes the above-mentioned defect among the prior art, provides a simple structure, clean effectual self-cleaning fan and lampblack absorber.
The utility model adopts the following technical scheme:
a self-cleaning fan comprises a volute and a wind wheel; the volute is provided with an air inlet and an air outlet, and the wind wheel is arranged in the volute; the method is characterized in that: the wind wheel self-cleaning device is characterized by further comprising a wind guide piece, wherein the wind guide piece is installed at the wind inlet and is provided with at least one steam inlet hole, a plurality of steam outlet holes and a cavity, the steam inlet hole is communicated with the cavity to input steam, and the steam outlet holes are communicated with the cavity and the volute to output the steam to the wind wheel to achieve self-cleaning.
Preferably, the air guide piece comprises a first air guide ring and a second air guide ring, and the first air guide ring is provided with the steam inlet and is fixedly connected with the air inlet of the volute; the second air guide ring is fixedly connected with the first air guide ring and is provided with the steam outlet, and the cavity is formed between the first air guide ring and the second air guide ring.
Preferably, the outer end of the first air guide ring is provided with a plurality of fixing holes, and the inner end of the first air guide ring is provided with a first arc-shaped air guide surface extending along the radial direction.
Preferably, the outer end of the second air guide ring is fixedly connected with the first air guide ring, and the inner end of the second air guide ring is provided with a second arc-shaped air guide surface extending along the radial direction.
Preferably, the steam outlet is located at the edge of the second arc-shaped air guide surface.
Preferably, the plurality of steam outlets are circumferentially distributed on the wind guide member and face the wind wheel.
Preferably, the spiral case includes front bezel, back plate and bounding wall, and the front bezel is equipped with the air intake, and this bounding wall is fixed in between front bezel and the back plate periphery in order to form wind channel and air outlet, the wind wheel is installed in the air intake department in wind channel, and this air outlet and wind channel intercommunication.
Preferably, the volute casing further comprises a mounting frame, and the mounting frame is fixedly connected with the volute casing.
Preferably, the wind wheel comprises a frame body and a plurality of blades, the frame body is fixedly connected with the volute, and the blades are installed on the frame body.
A self-cleaning range hood is characterized by comprising a steam device and the self-cleaning fan, wherein the steam device is communicated with a steam inlet.
From the above description of the present invention, compared with the prior art, the present invention has the following advantages:
1. the utility model discloses air intake at the spiral case sets up the air guide, is equipped with steam inlet, play steam vent and cavity etc. on it, inputs steam to cavity through steam inlet, realizes self-cleaning through a plurality of steam outlet with steam output to wind wheel, simple structure, simple to operate, automatically cleaning is effectual.
2. The utility model discloses an air guide is provided with first wind-guiding circle and second wind-guiding circle, and the two welding forms the cavity in order to provide the space of storing steam, and is provided with arc wind-guiding face, plays the effect of wind-guiding, and the structure is ingenious.
3. The utility model discloses set up the steam outlet in the edge of the second arc wind-guiding face of wind-guiding piece, just towards the fan, and distribute along the circumference, evenly spray, improve the cleaning efficiency.
4. The utility model discloses a spiral case is provided with front bezel, back plate and bounding wall etc. passes through the screw with the air guide and installs in the air intake department of front bezel can, easy dismounting, and do not influence the normal work of fan, the commonality is high, the facilitate promotion.
5. The utility model discloses still set up the mounting bracket on the spiral case, the air outlet sets up the flange, and the installation of the fan of being convenient for is fixed and is connected.
Drawings
Fig. 1 is a main view of the fan of the present invention;
FIG. 2 is a top view of the fan;
FIG. 3 is a side view of the fan;
FIG. 4 is a partial cross-sectional view of a blower;
FIG. 5 is an enlarged view of a portion of FIG. 4;
fig. 6 is a structural view of the air guide;
fig. 7 is a side view of the wind guide;
fig. 8 is an exploded view of the air guide;
wherein:
10. the wind power generation device comprises a volute casing, 11, an air inlet, 12, an air outlet, 13, a front plate, 14, a rear plate, 15, a surrounding plate, 16, a guide pipe, 17, an air duct, 20, a wind wheel, 21, a frame body, 22, blades, 30, a wind guide piece, 31, a steam inlet hole, 32, a steam outlet hole, 33, a cavity, 34, a first wind guide ring, 35, a second wind guide ring, 36, a first arc-shaped wind guide surface, 37, a second arc-shaped wind guide surface, 40 and a mounting frame.
Detailed Description
The present invention will be further described with reference to the following detailed description.
In the description of the present invention, the directions or positional relationships indicated by "inner", "outer", "upper", "lower", "left", "right", "front", and "rear" are used as the directions or positional relationships indicated by the drawings, and are only for convenience of description of the present invention, and it is not intended to indicate or imply that the indicated device must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the scope of the present invention.
Referring to fig. 1 to 8, a self-cleaning blower includes a scroll casing 10 and a wind wheel 20; the volute 10 is provided with an air inlet 11 and an air outlet 12, and the wind wheel 20 is installed in the volute 10; the wind guide member 30 is installed at the air inlet 11 and provided with at least one steam inlet hole 31, a plurality of steam outlet holes 32 and a cavity 33, the steam inlet hole 31 is communicated with the cavity 33 to input steam, and the steam outlet holes 32 are communicated with the cavity 33 and the volute 10 to output the steam to the wind wheel 20 to realize self-cleaning.
The air guide 30 is arranged in a ring shape and includes a first air guide ring 34 and a second air guide ring 35. The first wind guiding ring 34 is provided with a steam inlet hole 31 and is fixedly connected with the air inlet 11 of the volute 10; the second wind guiding ring 35 is located inside the first wind guiding ring 34, and is fixedly connected with the first wind guiding ring 34 and provided with a steam outlet 32. A cavity 33 is formed between the first air guide ring 34 and the second air guide ring 35, the first air guide ring and the second air guide ring can be fixed through welding, and can also be fixed through screws or buckles according to needs, and sealing is carried out through matching with sealing gaskets.
Further, a plurality of fixing holes are formed in the first air guiding ring 34 near the outer end, and a first arc-shaped air guiding surface 36 extending along the radial direction is formed in the inner end. The outer end of the second wind guiding ring 35 is fixedly connected with the first wind guiding ring 34, and the inner end is provided with a second arc-shaped wind guiding surface 37 extending along the radial direction. The cavity 33 for accommodating the steam is formed between the first curved air guiding surface 36 and the second curved air guiding surface 37.
The first arc wind guide surface 36 and the second arc wind guide surface 37 may be arcs, ellipses, or inclined surfaces, and they may be the same or different, and are set as required. For example, with an arc, the center of the first arc wind guiding surface 36 may be located on the side of the second arc wind guiding surface 37, and the center of the second arc wind guiding surface 37 may be located on the side of the first arc wind guiding surface 36, that is, the bending directions of the first arc wind guiding surface 36 and the second arc wind guiding surface 37 are opposite.
Wherein, a plurality of steam outlets 32 are circumferentially distributed on the wind guide 30 and face the wind wheel 20. The utility model discloses in, it can be round hole or bar hole to go out vapour hole 32, is located its position in the edge of second arc wind guide surface 37, and it is towards wind wheel 20, goes out vapour direction promptly and towards wind wheel 20, is not limited to this, can also be located other suitable positions of second arc wind guide surface 37.
Further, the volute 10 includes a front plate 13, a rear plate 14, and a shroud plate 15. The front plate 13 is provided with an air inlet 11, the air inlet 11 is located in the middle, and the first air guiding ring 34 can be locked at the air inlet 11 of the front plate 13 through a screw. The enclosing plate 15 is fixed between the peripheries of the front plate 13 and the rear plate 14 to form an air duct 17 and an air outlet 12, and the air outlet 12 is positioned at the top of one side of the front plate 13 and the rear plate 14 and is provided with a flange part for connecting other exhaust passages. The air duct 17 communicates the air inlet 11 and the air outlet 12. The wind wheel 20 is installed at the air inlet 11 of the air duct 17.
The wind wheel 20 includes a frame body 21 and a plurality of blades 22, the frame body 21 is fixedly connected with the volute 10, the plurality of blades 22 are mounted on the frame body 21, the blades 22 are circumferentially distributed, and the wind guide 30 is located on one side of the blades 22.
The utility model discloses for the convenience of the installation of spiral case 10 is fixed, still include mounting bracket 40, this mounting bracket 40 and spiral case 10 fixed connection, it can be installed on back plate 14.
The utility model also provides a self-cleaning lampblack absorber, including steam device and foretell self-cleaning fan, still can set up pipe 16 on the spiral case 10, this pipe 16 can with this steam inlet welding. The output end of the steam device can be connected with the conduit 16 through a pipeline, and high-temperature steam is sent into the air guide 30.
The utility model discloses a self-cleaning fan and lampblack absorber, when opening the fan, then 20 high-speed rotations of wind wheel make near 11 space ranges of air intake form negative pressure zone, with the gaseous suction spiral case 10 of oil smoke get into wind channel 17, the oil smoke in the spiral case 10 receives the effect of centrifugal force, the oil mist agglutinates into oil and drips, collects the oil cup through the oil circuit, and the flue gas after the purification is discharged along air outlet 12.
When the volute 10 and the fan need to be cleaned, the steam device and the fan are started at the same time, the wind wheel 20 rotates at a high speed, high-temperature steam generated by the steam device enters the cavity 33 of the wind guide member 30 through a pipeline, is sprayed to the wind wheel 20 through the steam outlet 32, the blades 22 are cleaned, the high-temperature steam can also clean the inner wall and other parts of the air duct 17 in the process of being sucked into the air duct 17, part of the steam is collected through an oil path after being condensed, and part of the steam is discharged through the air outlet 12.
The above-mentioned be the utility model discloses a concrete implementation way, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.
Claims (10)
1. A self-cleaning fan comprises a volute and a wind wheel; the volute is provided with an air inlet and an air outlet, and the wind wheel is arranged in the volute; the method is characterized in that: the wind wheel self-cleaning device is characterized by further comprising a wind guide piece, wherein the wind guide piece is installed at the wind inlet and is provided with at least one steam inlet hole, a plurality of steam outlet holes and a cavity, the steam inlet hole is communicated with the cavity to input steam, and the steam outlet holes are communicated with the cavity and the volute to output the steam to the wind wheel to achieve self-cleaning.
2. The self-cleaning blower of claim 1 wherein: the air guide piece comprises a first air guide ring and a second air guide ring, and the first air guide ring is provided with the steam inlet and is fixedly connected with the air inlet of the volute; the second air guide ring is fixedly connected with the first air guide ring and is provided with the steam outlet, and the cavity is formed between the first air guide ring and the second air guide ring.
3. The self-cleaning blower of claim 2 wherein: the outer end of the first air guide ring is provided with a plurality of fixing holes, and the inner end of the first air guide ring is provided with a first arc-shaped air guide surface extending along the radial direction.
4. The self-cleaning blower of claim 2 wherein: the outer end of the second air guide ring is fixedly connected with the first air guide ring, and the inner end of the second air guide ring is provided with a second arc-shaped air guide surface extending along the radial direction.
5. The self-cleaning blower of claim 4 wherein: and the steam outlet is positioned at the edge of the second arc-shaped air guide surface.
6. The self-cleaning blower of claim 1 wherein: the plurality of steam outlets are circumferentially distributed on the wind guide piece and face the wind wheel.
7. The self-cleaning blower of claim 1 wherein: the spiral case includes front bezel, back plate and bounding wall, and the front bezel is equipped with the air intake, and this bounding wall is fixed in between front bezel and the back plate periphery in order to form wind channel and air outlet, the wind wheel is installed in the air intake department in wind channel, and this air outlet and wind channel intercommunication.
8. The self-cleaning blower of claim 1 wherein: the volute also comprises a mounting frame, and the mounting frame is fixedly connected with the volute.
9. The self-cleaning blower of claim 1 wherein: the wind wheel comprises a frame body and a plurality of blades, the frame body is fixedly connected with the volute, and the blades are installed on the frame body.
10. A self-cleaning range hood, characterized by comprising a steam device and a self-cleaning fan as claimed in any one of claims 1 to 9, wherein the steam device is communicated with the steam inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021784778.3U CN213298408U (en) | 2020-08-24 | 2020-08-24 | Self-cleaning fan and range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021784778.3U CN213298408U (en) | 2020-08-24 | 2020-08-24 | Self-cleaning fan and range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213298408U true CN213298408U (en) | 2021-05-28 |
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ID=76027140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021784778.3U Active CN213298408U (en) | 2020-08-24 | 2020-08-24 | Self-cleaning fan and range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213298408U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113883104A (en) * | 2021-10-25 | 2022-01-04 | 宁波方太厨具有限公司 | Fan cleaning device and range hood with same |
-
2020
- 2020-08-24 CN CN202021784778.3U patent/CN213298408U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113883104A (en) * | 2021-10-25 | 2022-01-04 | 宁波方太厨具有限公司 | Fan cleaning device and range hood with same |
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