CN209672395U - Air curtain structure and kitchen ventilator - Google Patents
Air curtain structure and kitchen ventilator Download PDFInfo
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- CN209672395U CN209672395U CN201821671603.4U CN201821671603U CN209672395U CN 209672395 U CN209672395 U CN 209672395U CN 201821671603 U CN201821671603 U CN 201821671603U CN 209672395 U CN209672395 U CN 209672395U
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- air curtain
- coupling
- curtain structure
- air
- kitchen ventilator
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Abstract
The utility model provides a kind of air curtain structure and kitchen ventilator, it is used to form the air curtain for preventing gas from passing in and out, the air curtain structure includes sequentially connected at least two air curtains unit, it is connected between at least two air curtain units by connection structure, the vibration for reducing the air curtain structure, improves reliability.
Description
Technical field
The utility model relates to household appliance technical fields, and in particular to a kind of air curtain structure and the oil smoke with the air curtain structure
Machine.
Background technique
Now, more and more people put the air quality of improvement domestic environment in very important position, especially
As the kitchen of family's Air Contamination most serious, since kitchen can generate oil smoke in cooking, although kitchen ventilator is able to solve
The oil smoke problem of a part, but the improvement for home air quality, effect are also far from enough.In order to improve the effect of fume-exhausting
Rate and fumes escaping is prevented, it is more existing to prevent fumes escaping, such as Chinese patent in range hood setting air curtain structure
A kind of Wind curtain fume exhaust fan disclosed in CN100480586C, specific means are at the end at least one side of exhaust fume collecting hood surrounding
Portion, the air outlet of the ejection air curtain shape air-flow of setting strip narrow slit shape, the air-flow are deflected to workspace.
For this smoke machine with air curtain, if setting is in front end, longer distance is usually 900mm, if setting one
Through-flow air curtain, wind wheel length is too long and brings biggish vibration, and reliability is poor, if guaranteeing enough reliabilities, can only increase
Rotor diameter, and the distance that smoke machine front end can place air curtain structure is smaller, installs and inconvenient.
Summary of the invention
In view of this, the purpose of this utility model is to provide a kind of stability and high reliablity, easy-to-mount air curtain
Structure and kitchen ventilator.
In order to achieve the above objectives, on the one hand, the utility model uses following technical scheme:
A kind of air curtain structure, is arranged on the side of kitchen ventilator, is used to form the air curtain for preventing gas from passing in and out, the air curtain
Structure includes sequentially connected at least two air curtains unit, is connected between at least two air curtain units by connection structure, institute
Stating air curtain unit includes impeller, and the impeller includes wheel shaft, and the connection structure includes being arranged between two adjacent wheel shafts
Shaft coupling, the air curtain structure includes the driving device for drive shaft rotation, the driving device and at least two wind
The wheel shaft of one of them in curtain unit is connected.
Preferably, the shaft coupling is positive coupling, and the positive coupling includes flange-face coupling, box coupling
Or clamping coupling；And/or the shaft coupling is flexible clutch, the flexible clutch includes oldham coupling, tooth-like
Axis device or Hooks coupling universal coupling.
Preferably, the air curtain structure includes the driving device for drive shaft rotation, at least two air curtains list
Member includes the first air curtain unit and the second air curtain unit, and the first air curtain unit includes the first wheel shaft, the second air curtain list
Member includes the second wheel shaft, and the second end of first wheel shaft is connected with the first end of second wheel shaft by shaft coupling, described
Driving device includes the first driving device for the first end that first wheel shaft is arranged in or is arranged in the of second wheel shaft
Second driving device at two ends.
Preferably, the air curtain structure includes the air outlet being arranged on the bottom wall of the side；And/or the air curtain
Structure includes the upper wall that the side is arranged in and/or the air inlet on side wall.
In order to achieve the above object, on the other hand, the utility model uses following technical scheme:
A kind of kitchen ventilator, including above-mentioned air curtain structure.
Preferably, the kitchen ventilator includes exhaust fume collecting hood, and the air curtain structure is arranged on the side of the exhaust fume collecting hood.
Preferably, the side edge configuration of the exhaust fume collecting hood is rectangular, and the air curtain structure is arranged in described rectangular at least one
In a long side.
Preferably, the second air curtain structure is provided on the rectangular short side, second air curtain structure only includes one
A air curtain unit and driving device for driving air curtain unit operation.
The utility model has the advantages that include sequentially connected at least two air curtains unit in air curtain structure in the application, at least two
It is connected between air curtain unit by connection structure, increases the stability and reliability of air curtain structure, reduce air curtain unit
Vibration, it is easy to disassemble and maintenance.
Detailed description of the invention
By referring to the drawings to the description of the utility model embodiment, the above-mentioned and other mesh of the utility model
, feature and advantage will be apparent from.
Fig. 1 is the perspective view of the part-structure for the air curtain structure that specific embodiment of the present invention provides；
Fig. 2 is the perspective view for the kitchen ventilator that specific embodiment of the present invention provides.
In figure:
1, the first air curtain；11, the first impeller；12, the first wheel shaft；121, first end；122, second end；2, the second air curtain；
21, the second impeller；22, the second wheel shaft；221, first end；222, second end；3, shaft coupling/connection structure；31, first end；
32, second end；4, first motor；5, the second motor；6, kitchen ventilator.
Specific embodiment
The utility model is described below based on embodiment, but the utility model is not restricted to these implementations
Example.It is detailed to describe some specific detail sections below in the datail description of the utility model.To those skilled in the art
The utility model can also be understood completely in the description of part without these details for member.In order to avoid obscuring the utility model
Essence, there is no narrations in detail for well known method, process, process, element.
In addition, it should be understood by one skilled in the art that provided herein attached drawing be provided to explanation purpose, and
What attached drawing was not necessarily drawn to scale.
Unless the context clearly requires otherwise, "include", "comprise" otherwise throughout the specification and claims etc. are similar
Word should be construed as the meaning for including rather than exclusive or exhaustive meaning；That is, be " including but not limited to " contains
Justice.
In the description of the present invention, it should be understood that term " first ", " second " etc. are used for description purposes only,
It is not understood to indicate or imply relative importance.In addition, in the description of the present invention, unless otherwise indicated, it is " more
It is a " it is meant that two or more.
This application involves a kind of air curtain structures, and as shown in Figs. 1-2, the side of kitchen ventilator is arranged in the air curtain structure,
It is used to form the air curtain for preventing gas from passing in and out, the air curtain structure includes sequentially connected at least two air curtains unit, and at least two
It is connected between a air curtain unit by connection structure 3.In the preferred embodiment of the application, the number of the air curtain unit
Amount is two, respectively the first air curtain unit 1 and the second air curtain unit 2, the first air curtain unit 1 and the air curtain unit 2
It is connected by the connection structure 3.In another preferred embodiment, the quantity of the air curtain unit can for such as 3,
4 or more, the quantity of air curtain unit is determined according to the size of kitchen ventilator and the length of air curtain unit.It is multiple by being arranged
Air curtain unit, solves the problems, such as caused when air curtain structure is too long in the prior art, improves the reliability of air curtain structure.
Further, the first air curtain unit 1 includes the first impeller 11, and first impeller 11 includes the first wheel shaft
12, the second air curtain unit 2 includes the second impeller 21, and second impeller 21 includes the second wheel shaft 22, the connection structure 3
Including the shaft coupling 3 being arranged between the first air curtain unit 1 and the second air curtain unit 2, the first air curtain unit 1 with it is described
Air curtain unit 2 is connected by shaft coupling 3.In a preferred embodiment, as shown in Figure 1, the second of first wheel shaft 12
The first ends 31 of the 122 connection shaft couplings 3 of end, the first end 221 of second wheel shaft 22 connect the of the shaft coupling 3
Two ends, the first air curtain unit 1, the second air curtain unit 2 and the shaft coupling 3 in the same axial direction, in the course of work
In can not only form air curtain in the same plane, while reducing the vibration of the air curtain structure, improve reliability；Institute
Stating driving device includes first motor 4 or the second motor 5, and the first end of first wheel shaft 12 is arranged in the first motor 4
121, or, the second end 222 of second wheel shaft 22 is arranged in second motor 5, in addition, if first electricity is arranged simultaneously
Machine 4 and second motor 5, the first motor 4 can be controlled with second motor 5 for same controller, and then be realized
The effect of operating synchronously, so that the air curtain that the air curtain structure generates is more stable.In another preferred embodiment, may be used
Driving device, such as motor only is arranged in the end of a wheel shaft, the wheel shaft rotation connect is connected to the motor by the motor driven
Turn, other wheel shafts are rotated together by the wheel shaft that shaft coupling 3 drives and is connected to the motor.
Further, the air curtain structure includes the air outlet (diagram does not mark) being arranged on the bottom wall of the side,
And the upper wall of the side or the air inlet (diagram does not mark) on side wall are set, it is preferable that the air outlet is set as long
Strip structure, the air inlet of the strip extend along the direction that air curtain structure extends, and can form stable air curtain, it is described into
Air port can be set to the netted or arbitrary shape of dispersion.During the work time, the first motor 4 and second motor 5
First wheel shaft 12 and second wheel shaft 22 is driven to rotate respectively, air-flow enters from the air inlet, from the air outlet
Place's blowout forms air curtain, to play the role of isolating oil soot.
Wherein, the air curtain structure can be set in any side of kitchen ventilator, such as a front and back left side for kitchen ventilator is arranged in
Right side, it is also possible to the setting that there are the air curtain structure or combination of two in two sides, three sides or four sides is set, side
Formula and position are unlimited, and specific setting is adjusted according to the position that practical kitchen ventilator is arranged.
In this application, the shaft coupling is positive coupling or flexible clutch, and the positive coupling includes flange
Shaft coupling, box coupling or clamping coupling etc., the flexible clutch includes oldham coupling, gear coupling, universal
Shaft coupling etc., these shaft couplings can play the good connection to two adjacent wheel shafts.
The application further relates to a kind of kitchen ventilator 6, including above-mentioned air curtain structure.
Further, the kitchen ventilator 6 includes exhaust fume collecting hood 61, and the lower end of the kitchen ventilator 6 is arranged in the exhaust fume collecting hood 61,
The air curtain structure is arranged on the side of the exhaust fume collecting hood 61.In a preferred embodiment, the air curtain structure includes institute
The first air curtain unit 1 and the second air curtain unit 2 are stated, is led between the first air curtain unit 1 and the second air curtain unit 2
It crosses the shaft coupling 3 to be connected, the air curtain structure includes the air outlet being arranged on the bottom wall of the side, and is arranged described
The upper wall or the air inlet on side wall of side, the air outlet are arranged in the bottom of the air curtain structure, are used to form air curtain, resistance
Only fumes escaping.
Preferably, the side edge configuration of the exhaust fume collecting hood is rectangular, and the air curtain structure is arranged in described rectangular at least one
In a long side, such as front side or the rear side of kitchen ventilator, such as be only arranged in the front side of the exhaust fume collecting hood, or only in exhaust fume collecting hood
Rear side setting, or be all arranged in the front side of exhaust fume collecting hood and rear side.
Further, on the rectangular short side, that is, the second air curtain structure is provided at left and right sides of exhaust fume collecting hood,
Second air curtain structure only includes an air curtain unit and the driving device for driving air curtain unit operation, and then shape
It is provided simultaneously with the function of air curtain at two sides or three faces, fumes escaping can be more effectively controlled, plays preferably control oil
The effect of cigarette.
Those skilled in the art will readily recognize that above-mentioned each preferred embodiment can be free under the premise of not conflicting
Ground combination, superposition.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, for this field
For technical staff, the utility model can have various modifications and changes.All institutes within the spirit and principle of the utility model
Any modification, equivalent substitution, improvement and etc. of work, should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of air curtain structure is used to form the air curtain for preventing gas from passing in and out, which is characterized in that the air curtain structure includes sequentially
At least two air curtain units of connection are connected between at least two air curtain units by connection structure, the air curtain unit packet
Impeller is included, the impeller includes wheel shaft, and the connection structure includes the shaft coupling being arranged between two adjacent wheel shafts, described
Air curtain structure includes the driving device for drive shaft rotation, in the driving device and at least two air curtain units wherein
One wheel shaft is connected.
2. air curtain structure according to claim 1, which is characterized in that the shaft coupling is positive coupling, the rigidity
Shaft coupling includes flange-face coupling, box coupling or clamping coupling；And/or
The shaft coupling is flexible clutch, and the flexible clutch includes oldham coupling, gear coupling or universal joint shaft
Device.
3. air curtain structure according to claim 1, which is characterized in that the air curtain structure includes rotating for drive shaft
Driving device, at least two air curtains unit include the first air curtain unit and the second air curtain unit, the first air curtain list
Member includes the first wheel shaft, and the second air curtain unit includes the second wheel shaft, the second end of first wheel shaft and second wheel
The first end of axis is connected by shaft coupling, and the driving device includes that the first driving of the first end of first wheel shaft is arranged in
Device or be arranged in second wheel shaft second end the second driving device.
4. air curtain structure described in one of -3 according to claim 1, which is characterized in that the air curtain structure is applied to kitchen ventilator,
The kitchen ventilator includes exhaust fume collecting hood, and the air curtain structure is located on the side of exhaust fume collecting hood,
The air curtain structure includes the air outlet being arranged on the bottom wall of the side；And/or
The air curtain structure includes the upper wall that the side is arranged in and/or the air inlet on side wall.
5. a kind of kitchen ventilator, which is characterized in that including air curtain structure described in one of claim 1-4.
6. kitchen ventilator according to claim 5, which is characterized in that the kitchen ventilator includes exhaust fume collecting hood, the air curtain structure
It is arranged on the side of the exhaust fume collecting hood.
7. kitchen ventilator according to claim 6, which is characterized in that the side edge configuration of the exhaust fume collecting hood is rectangular, the wind
Curtain structure is arranged in described at least one rectangular long side.
8. kitchen ventilator according to claim 7, which is characterized in that be provided with the second air curtain knot on the rectangular short side
Structure, second air curtain structure only include an air curtain unit and the driving device for driving the air curtain unit operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821671603.4U CN209672395U (en) | 2018-10-16 | 2018-10-16 | Air curtain structure and kitchen ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821671603.4U CN209672395U (en) | 2018-10-16 | 2018-10-16 | Air curtain structure and kitchen ventilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209672395U true CN209672395U (en) | 2019-11-22 |
Family
ID=68560601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821671603.4U Active CN209672395U (en) | 2018-10-16 | 2018-10-16 | Air curtain structure and kitchen ventilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209672395U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237573A (en) * | 2018-10-16 | 2019-01-18 | 珠海格力电器股份有限公司 | Air curtain structure and kitchen ventilator |
| CN112178716A (en) * | 2020-09-17 | 2021-01-05 | 宁波方太厨具有限公司 | Oil smoke escape prevention structure and range hood with same |
-
2018
- 2018-10-16 CN CN201821671603.4U patent/CN209672395U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237573A (en) * | 2018-10-16 | 2019-01-18 | 珠海格力电器股份有限公司 | Air curtain structure and kitchen ventilator |
| CN112178716A (en) * | 2020-09-17 | 2021-01-05 | 宁波方太厨具有限公司 | Oil smoke escape prevention structure and range hood with same |
| CN112178716B (en) * | 2020-09-17 | 2022-05-17 | 宁波方太厨具有限公司 | Oil smoke escape prevention structure and range hood with same |
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