CN207112930U - A kind of self-cleaning structure of range hood - Google Patents
A kind of self-cleaning structure of range hood Download PDFInfo
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- CN207112930U CN207112930U CN201720713979.6U CN201720713979U CN207112930U CN 207112930 U CN207112930 U CN 207112930U CN 201720713979 U CN201720713979 U CN 201720713979U CN 207112930 U CN207112930 U CN 207112930U
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- steam
- impeller
- steam jet
- range hood
- sleeve
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Abstract
It the utility model is related to a kind of self-cleaning structure of range hood, including the steam jet on range hood impeller and driving structure of the steam jet relative to wheel rotation can be made, driving structure is located at the air inlet of impeller and is connected with the first end of steam jet, second end of steam jet is stretched into impeller and the movement locus of ring can be formed in the space of impeller inner circumferential, and the end seal of steam jet second is closed and spout is provided with side wall.Driving structure of the present utility model for steam jet without providing power, and the first end of steam jet is simply set to be easy to air inlet and with rotatably mounted, when steam sprays to impeller blade from steam jet, because blade has certain radian, blade can be applied to one reaction force of steam jet by steam, promote steam jet to rotate；The rotating speed of so steam jet is relatively low, and the time that steam continuingly acts on some regional area on impeller lengthens, and contributes to steam effectively to wash away impeller, reaches preferable cleaning performance.
Description
Technical field
The self-cleaning technical field of range hood is the utility model is related to, especially a kind of self-cleaning of range hood impeller
Structure.
Background technology
During the use of range hood, substantial amounts of greasy dirt can be built up on impeller, filter screen, these greasy dirts easily cause stifled
Plug, load increase etc., influence the using effect of range hood.As the continuous progress of range hood automatically cleaning technology, steam are clear
Wash and be widely applied in the automatically cleaning field of range hood.The general principle of steam clean is to produce steaming by steam generator
Vapour, then steam is delivered on the nozzle of nozzle tip, steam quickly sprays in nozzle, washes away impeller and spiral case is carried out clearly
It is clean.
For example, application publication number is CN104421988A Chinese invention patent application《Steam generator, purging system and
Range hood》(application number：CN201310377600.5), application publication number is CN105436126A Chinese invention patent application
《Purging system, a kind of range hood and its control method》(application number：CN201610009966.0 above-mentioned steam) is employed
The principle of cleaning.In existing steam clean structure, jet pipe is all fixedly mounted on spiral case close to the position of impeller, is steamed
When vapour cleans, carry out impeller rotation by crawl motor, so that steam can clean to whole impeller.Such structure exists following
Shortcoming：
(1) during motor crawl, wheel speed is too fast, can take the high-temperature steam in spiral case away, reduces temperature inside spiral case
Degree, it is unfavorable for grease thawing；
(2) when wheel speed is too fast, steam continuous action is in the time just corresponding shortening of some regional area of impeller, reduction
The developing result of steam, influences cleaning performance；
(3) steam of nozzle can only carry out jet cleaning against certain of spiral case, it is impossible to which the whole inner surface of spiral case is entered
Row cleaning, causes cleaning performance uneven.
Therefore, for current steam clean self-cleaning structure, improved up for further.
Utility model content
Technical problem to be solved in the utility model is the present situation for prior art, there is provided it is molten that one kind is advantageous to grease
Change, the self-cleaning structure for the range hood that cleaning performance is good.
Technical scheme is used by the utility model solves above-mentioned technical problem：A kind of self-cleaning knot of range hood
Structure, including impeller and the steam jet on the impeller, it is characterised in that：Also include that the steam jet can be made relative to leaf
The driving structure rotated is taken turns, the driving structure is located at the air inlet of impeller and is connected with the first end of the steam jet,
Second end of the steam jet is stretched into impeller and the movement locus of ring, the steam can be formed in the space of impeller inner circumferential
The end-enclosed at the end of jet pipe second is simultaneously provided with the spout sprayed for steam in side wall.
In such scheme, the driving structure includes sleeve and connector, and the sleeve is located at the air inlet of impeller,
The inner chamber to installation connecting element is provided with the sleeve, and the side of the sleeve is provided with and entered for steam into the steam of inner chamber
Mouthful, what the connector can rotate is located in inner chamber and is connected with the first end of steam jet, and energy is provided with the connector
The steam in sleeve is set to enter the passage of steam jet, the sleeve bottom is provided with the outlet stretched out for steam jet.Using upper
Structure is stated, what connector can rotate is located in sleeve, in order to realize the rotation of steam jet.
As an improvement, it is provided with the middle part of the connector circumferentially and the slot to make way corresponding with steam inlet, institute
The through hole for being provided with connector and radially penetrating and being located in slot to make way is stated, the passage is opened in the bottom of connector and top
It is connected with through hole.Using such structure, steam is concentrated in slot to make way when entering in sleeve, so as to rapidly enter
In the passage of connector and transport to steam jet.
For the ease of connection, the top and/or bottom of the connector are connected in sleeve by what bearing can rotate
On wall.
Preferably, the periphery of the connector, which is equipped with, can prevent steam from overflowing the sealing ring outside barrel bore.Using this
Structure can strengthen the sealing of sleeve, prevent steam from overflowing.
Preferably, the cancave cambered surface of the spout towards impeller blade is arranged.Further preferably, the spout is towards blade
The postmedian arrangement of cancave cambered surface.Using such structure, not only contribute to be rinsed blade, and when steam sprays to impeller
During blade, blade can produce a reaction force by steam to steam jet, so that steam jet is to relative with cancave cambered surface
Direction rotate, and then steam jet and driving structure is cooperated and realize rotation.
Preferably, length direction arrangement of the bottom of the steam jet along impeller blade.The bottom of the steam jet
It is provided with about at least two spaced apart spouts.Such structure is not only convenient for steam clean, also returns blade cancave cambered surface
Power to steam jet is uniform in size, realizes rotation in order.
For the ease of assembling, the first end cap is provided with the top of the sleeve, the bottom of the sleeve is provided with the second end
Lid.
Preferably, described through hole is two and is arranged vertically on connector.The structure is that steam smoothly enters passage
Provide convenience.
As an improvement, described driving structure also includes motor, the motor is at the top of sleeve and output shaft stretches into sleeve
It is interior to be connected with connector.Using the structure, using motor driven connector and then steam jet rotation is driven, is advantageous to steaming
The rotating speed of vapour jet pipe is controlled, and realizes more preferable cleaning steam effect.
For the ease of connection, one end of the connector is upwardly extended formed with a connecting portion, the connecting portion and the electricity
The output shaft of machine is connected by a shaft coupling.The perforate that the output shaft of power supply machine passes through is provided with the top of the sleeve.
In above-mentioned each preferred scheme, described impeller is located in spiral case, impeller air inlet is provided with the spiral case, this enters
A net circle is provided with air port, described sleeve is installed in the net circle by screw.
Compared with prior art, the utility model has the advantage of：The utility model is provided with the air inlet of impeller
Driving structure, the driving structure need not provide power for steam jet, and be make steam jet first end be easy to air inlet and
With rotatably mounted, when steam sprays to impeller blade from the bottom of steam jet, because blade has certain radian, blade
One reaction force of steam jet can be applied to by steam, so as to promote steam jet to rotate, realizes the certainly clear of range hood
It is clean；Simultaneously as rotating speed when steam jet rotates is less than the rotating speed of impeller motor crawl, steam continuingly acts on certain on impeller
The time of individual regional area lengthens, and contributes to steam effectively to wash away impeller；Also, leaf need not be started during steam clean
Turbin generator, such steam would not be gone out by pump drainage so that steam can be gathered in inside spiral case, so as to lift temperature inside spiral case
Degree, the grease of impeller and spiral case inner surface is contributed to melt；The steam jet of rotation drives steam to carry out 360 degree in impeller internal
Rotating-spray, so as to effectively be cleaned to the spiral case inner surface of complete cycle, reach preferable cleaning performance.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment 1；
Fig. 2 is Fig. 1 exploded view；
Fig. 3 is Fig. 1 sectional view；
Fig. 4 is the mounting structure schematic diagram of the self-cleaning structure of the range hood of the utility model embodiment 1；
Fig. 5 is the structural representation of the utility model embodiment 2.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing embodiment.
Embodiment 1：
As shown in figures 1-4, the self-cleaning structure of the range hood of the present embodiment includes steam jet 1 and driving structure 2,
On impeller 3, impeller 3 is located in spiral case 4 for steam jet 1 and driving structure 2.
In the present embodiment, the air inlet 41 of impeller 3 is provided with spiral case 4, a net circle 42 is installed on the air inlet 41, is driven
Structure 2 is fixed by screws in the outside of net circle 42, and one end of steam jet 1 is connected with driving structure 2, steam jet 1
The other end is stretched into impeller 3 through net circle 42, and the middle part of steam jet 1 extends to the direction blade of impeller 3, steam jet 1
Length direction arrangement of the bottom along the blade of impeller 3, steam jet 1 can form ring when rotating in the space of the inner circumferential of impeller 3
Movement locus.
Specifically, driving structure 2 includes sleeve 21 and connector 22, the top of sleeve 21 is provided with the first end cap 211, set
The bottom of cylinder 21 is provided with the second end cap 212, in order to which connector 22 is arranged in sleeve 21.It is provided with to pacify on sleeve 21
The inner chamber 213 of load fitting 22, and the side of sleeve 21 is provided with the steam inlet 214 for entering inner chamber 213 for steam, connector 22
Top and bottom respectively by a bearing 221 it can be rotated be located at inner chamber 213 in.The middle part of connector 22 was provided with along week
To arrangement and the slot to make way 222 corresponding with steam inlet 214, it is provided with connector 22 and radially penetrates and be located at slot to make way
Through hole 223 in 222, and through hole 223 is two and square crossing is arranged on connector 22.The bottom of connector 22 is provided with vertical
To the steam channel 224 of arrangement, the upper end of passage 224 is connected with through hole 223, the lower end of passage 224 and the first of steam jet 1
End is connected, and the outlet 215 stretched out for steam jet 1 is provided with the second end cap 212 of the bottom of sleeve 21, in order to which steam is defeated
Into steam jet 1.The periphery of connector 22, which is equipped with, can prevent steam from overflowing the sealing ring 225 outside the inner chamber 213 of sleeve 21.This
Sealing ring 225 in embodiment for two and is respectively arranged on above and below slot to make way 222, to strengthen the sealing of sleeve 21
Property, prevent steam from overflowing.
In the present embodiment, the spout 11 sprayed for steam, this reality are closed and be provided with side wall to the end seal of steam jet 1 second
The bottom for applying the steam jet 1 in example is provided with about three spaced apart spouts 11.Assemble under completion status, the court of spout 11
Arranged to the cancave cambered surface postmedian of the blade of impeller 3.
Using the present embodiment self-cleaning structure when, without opening the motor of impeller, when steam is passed through, steam passes through successively
Cross sleeve 21, connector 22 and steam jet 1 and sprayed from spout 11, because blade has certain radian, blade can pass through
Steam is applied to 1 one reaction forces of steam jet, and the reaction force passes to connector 22, real so as to coordinate with bearing 221
The rotation of existing steam jet 1, and then the inwall of impeller 3, spiral case 4 is effectively washed away by steam.
It should be noted that the self-cleaning structure of the present embodiment is not limited to apply on centrifugal blower, can also use
On the blower fan of other structures, as long as the steam that steam jet 1 can when mounted sprayed is rinsed to impeller 3.
Embodiment 2：
The present embodiment differs only in embodiment 1：As shown in figure 5, the driving structure 2 of the present embodiment also includes electricity
Machine 23, the motor 23 are stretched into sleeve 21 and are connected with the upper end of connector 22 located at the top of sleeve 21 and output shaft 231.Specifically
, the first end at the top of sleeve 21 covers the perforate 216 that 211 output shafts 231 for being provided with power supply machine 23 pass through, connector 22 it is upper
End is upwardly extended formed with a connecting portion 226, and the connecting portion 226 is connected with the output shaft 231 of motor 23 by a shaft coupling 232
Connect.
After setting up motor 23 in the present embodiment, with follower link 22 and then steam jet 1 is driven to rotate using motor 23,
Be advantageous to be controlled the rotating speed of steam jet 1, realize more preferable cleaning steam effect.
Claims (13)
1. a kind of self-cleaning structure of range hood, including the steam jet (1) on range hood impeller (3), its feature
It is：Also include that the driving structure (2) that the steam jet (1) rotates relative to impeller (3) can be made, the driving structure (2) is set
It is connected in air inlet (41) place of impeller (3) and with the first end of the steam jet (1), the of the steam jet (1)
Two ends are stretched into impeller (3) and the movement locus of ring can be formed in the space of impeller (3) inner circumferential, the steam jet (1)
The end-enclosed at two ends is simultaneously provided with the spout (11) sprayed for steam in side wall.
2. the self-cleaning structure of range hood according to claim 1, it is characterised in that：The driving structure (2) includes
Sleeve (21) and connector (22), the sleeve (21) are located at air inlet (41) place of impeller (3), use are provided with the sleeve (21)
With the inner chamber (213) of installation connecting element (22), and the side of the sleeve (21) is provided with the steam for entering inner chamber (213) for steam
Import (214), what the connector (22) can rotate is located in inner chamber (213) and is connected with the first end of steam jet (1),
The passage (224) for entering steam jet (1) for the steam in sleeve (21), the sleeve (21) are provided with the connector (22)
Bottom is provided with the outlet (215) stretched out for steam jet (1).
3. the self-cleaning structure of range hood according to claim 2, it is characterised in that：The middle part of the connector (22)
It is provided with circumferentially and the slot to make way (222) corresponding with steam inlet (214), is provided with radially on the connector (22)
Penetrate and be located at the through hole (223) in slot to make way (222), the passage (224) is opened in the bottom of connector (22) and top
It is connected with through hole (223).
4. the self-cleaning structure of range hood according to claim 2, it is characterised in that：The top of the connector (22)
And/or bottom is connected on the inwall of sleeve (21) by what bearing (221) can rotate.
5. the self-cleaning structure of range hood according to claim 3, it is characterised in that：The periphery of the connector (22)
Being equipped with can prevent steam from overflowing the sealing ring (225) outside sleeve (21) inner chamber.
6. the self-cleaning structure of range hood according to claim 2, it is characterised in that：The spout (11) is towards impeller
(3) the cancave cambered surface arrangement of blade.
7. the self-cleaning structure of range hood according to claim 6, it is characterised in that：The spout (11) is towards blade
The postmedian arrangement of cancave cambered surface.
8. the self-cleaning structure of range hood according to claim 1, it is characterised in that：Under the steam jet (1)
Length direction arrangement of the portion along impeller (3) blade.
9. the self-cleaning structure of range hood according to claim 2, it is characterised in that：Set at the top of the sleeve (21)
The first end cap (211) is equipped with, the bottom of the sleeve (21) is provided with the second end cap (212).
10. the self-cleaning structure of the range hood according to claim 3 or 5, it is characterised in that：Described through hole (223)
It is arranged vertically for two and on connector (22).
11. the self-cleaning structure of range hood according to claim 2, it is characterised in that：Described driving structure (2) is also
Including motor (23), the motor (23) at the top of the sleeve (21) and output shaft stretch into sleeve (21) with connector (22) phase
Connection.
12. the self-cleaning structure of range hood according to claim 11, it is characterised in that：The one of the connector (22)
End is upwardly extended formed with a connecting portion (226), and the output shaft (231) of the connecting portion (226) and the motor (23) passes through one
Shaft coupling (232) is connected.
13. the self-cleaning structure of range hood according to claim 11, it is characterised in that：Opened at the top of the sleeve (21)
The perforate (216) that the output shaft (231) for having power supply machine (23) passes through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720713979.6U CN207112930U (en) | 2017-06-19 | 2017-06-19 | A kind of self-cleaning structure of range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720713979.6U CN207112930U (en) | 2017-06-19 | 2017-06-19 | A kind of self-cleaning structure of range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207112930U true CN207112930U (en) | 2018-03-16 |
Family
ID=61587717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720713979.6U Active CN207112930U (en) | 2017-06-19 | 2017-06-19 | A kind of self-cleaning structure of range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207112930U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113944657A (en) * | 2021-11-03 | 2022-01-18 | 宁波方太厨具有限公司 | Fan cleaning device and range hood with same |
-
2017
- 2017-06-19 CN CN201720713979.6U patent/CN207112930U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113944657A (en) * | 2021-11-03 | 2022-01-18 | 宁波方太厨具有限公司 | Fan cleaning device and range hood with same |
| CN113944657B (en) * | 2021-11-03 | 2022-09-23 | 宁波方太厨具有限公司 | Fan cleaning device and range hood applying same |
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