CN208186471U - Fume exhauster - Google Patents
Fume exhauster Download PDFInfo
- Publication number
- CN208186471U CN208186471U CN201820731893.0U CN201820731893U CN208186471U CN 208186471 U CN208186471 U CN 208186471U CN 201820731893 U CN201820731893 U CN 201820731893U CN 208186471 U CN208186471 U CN 208186471U
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- China
- Prior art keywords
- fan
- range hood
- vertical section
- guide
- air outlet
- 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.)
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Links
- 239000003517 fume Substances 0.000 title description 6
- 238000009434 installation Methods 0.000 claims abstract description 13
- 230000009471 action Effects 0.000 claims abstract description 5
- 238000003466 welding Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 4
- 239000006096 absorbing agent Substances 0.000 description 7
- 239000006233 lamp black Substances 0.000 description 7
- 239000007789 gas Substances 0.000 description 6
- 239000004519 grease Substances 0.000 description 6
- 239000000779 smoke Substances 0.000 description 5
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Ventilation (AREA)
Abstract
The utility model provides a range hood, include wind cabinet and install fan in the wind cabinet, be provided with guide structure on the wind cabinet, be provided with the removal structure on the fan, the removal structure is followed guide structure removes at vertical direction from bottom to top, with incite somebody to action the fan removes to the mounted position to make the installation and the dismantlement of fan very convenient, make things convenient for the later stage to wash the range hood and maintain, improved the convenience of range hood installation and dismantlement process.
Description
Technical Field
The utility model relates to a household electrical appliances technical field, concretely relates to make things convenient for lampblack absorber of dismouting.
Background
At present, most of range hoods used in households of middle and high-rise buildings are connected into a public flue through an exhaust pipe to discharge smoke. Because the size of the public flue is small, or a plurality of range hoods work simultaneously on the same floor, the resistance in the public flue can be very large, thereby influencing the smoke exhaust effect of the range hoods at home of users. The method for breaking through the flue resistance comprises the steps of increasing the air quantity of the range hood and increasing the air pressure.
The mixed flow fan can greatly improve the air outlet pressure, but the structure of the mixed flow fan is special, so that the mixed flow fan is very inconvenient to clean and maintain, and brings troubles to users and workers.
SUMMERY OF THE UTILITY MODEL
In view of this, an object of the present invention is to provide a range hood which is convenient for assembling and disassembling a fan of the range hood.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a range hood, includes the wind cabinet and installs fan in the wind cabinet, be provided with guide structure on the wind cabinet, be provided with moving structure on the fan, moving structure follows guide structure is in vertical direction from bottom to top removal, in order to incite somebody to action the fan removes to the mounted position.
Preferably, the guide structure is arranged on the inner wall of the wind cabinet, and the guide structure is used for guiding the fan to move from bottom to top in the vertical direction and/or rotate at a preset angle in the circumferential direction of the fan; and/or the presence of a gas in the gas,
the fan comprises a shell, the moving structure is arranged on the outer side wall of the shell, and the moving structure is matched with the guide structure so as to be capable of sliding along the guide structure.
Preferably, the guide structure comprises a sliding groove, and the moving structure comprises a pulley inserted into and slidable along the sliding groove; or,
the guide structure comprises a slide rail, and the moving structure comprises a slide block matched with the slide rail.
Preferably, the guide structure comprises an inclined section, an included angle between the extending direction of the inclined section and the horizontal direction is a, and the value range of the included angle a is [30 degrees ], 80 degrees ].
Preferably, the guide structure further comprises a vertical section connected to the inclined section, the vertical section extending in a vertical direction in the assembled state.
Preferably, the vertical section includes a first vertical section and a second vertical section connected to a first end and a second end of the inclined section, respectively, and the first vertical section is located below the second vertical section.
Preferably, the first vertical section, the inclined section and the second vertical section are connected in a smooth transition manner; and/or the presence of a gas in the gas,
the first vertical section, the inclined section and the second vertical section are of an integral structure.
Preferably, the size of the second vertical section in the vertical direction is 5mm to 1cm larger than the diameter of the pulley or the size of the slider in the vertical direction.
Preferably, the guide structure is fixedly arranged on the inner wall of the wind cabinet in a welding mode; and/or the presence of a gas in the gas,
the moving structure is fixedly arranged on the shell in a welding or threaded connection mode.
Preferably, the range hood includes an air outlet structure, and when the fan is located at the installation position, the upper portion of the fan is fixedly installed with the air outlet structure and/or the air cabinet through a fastener or a buckle.
Preferably, the fan includes the stator, the air-out structure includes the seat that appears, the stator with the seat that appears and/or wind cabinet fixed mounting.
Preferably, be close to on the stator the one end of seat that appears is provided with oil return structure, oil return structure is used for right the stator with the seat that appears or greasy dirt between the wind cabinet carries out the water conservancy diversion.
Preferably, the oil return structure comprises an oil return groove arranged on the guide vane.
Be provided with guide structure on the wind cabinet of lampblack absorber in this application, be provided with the moving structure who uses with the guide structure cooperation on the fan of lampblack absorber, moving structure moves up vertically from top to bottom right along guide structure to remove the fan to the mounted position, thereby make the installation of fan very convenient with the dismantlement, make things convenient for the later stage to wash the lampblack absorber and maintain, improved the convenience of lampblack absorber installation and dismantlement process.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:
fig. 1 shows a cross-sectional structure diagram of a range hood provided by the embodiment of the present invention;
fig. 2 shows a left side view of the range hood provided by the specific embodiment of the present invention.
In the figure, the position of the upper end of the main shaft,
1. a wind cabinet; 11. a first opening; 12. a second opening;
2. a fume collecting hood assembly; 21. a cover body; 22. a cover body fixing frame;
3. a mixed flow fan; 31. a body structure; 311. a flow guide structure; 312. a guide vane; 313. an impeller shell; 32. an air inlet; 33. a mixed flow impeller; 34. a housing; 35. an air outlet; 36. a moving structure; 361. a pulley;
4. an air outlet structure; 41. an air outlet seat;
5. an oil screen; 51. an oil screen fixing frame; 52. an oil screen grid;
6. an oil cup;
7. a power component; 71. a motor; 72. a motor mounting bracket;
8. a guide structure; 81. a vertical section; 811. a first vertical section; 812. a second vertical section; 82. an inclined section; 83. a chute;
9. a fastener;
10. an oil return structure; 101. an oil return groove.
Detailed Description
The present invention is described below based on embodiments, and it is understood by those of ordinary skill in the art that the drawings provided herein are for illustrative purposes and are not necessarily drawn to scale.
Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, what is meant is "including, but not limited to".
Description of the drawings: in the present application, the upper, lower, left, right, and the like are defined with reference to the orientation shown in fig. 1.
As shown in figure 1, the application provides a range hood, is provided with the wind cabinet in the range hood, is provided with mixed flow fan 3 in the wind cabinet. The air cabinet 1 is of a cubic structure with a cavity inside, the lower end of the air cabinet 1 is provided with a first opening 11 for air to enter the air cabinet 1, and the upper end of the air cabinet 1 is provided with a second opening 12 for air to be discharged out of the air cabinet 1. A fume collecting hood assembly 2 is installed at the first opening 11 to guide the flow of air into the hood 1 to draw the fumes into the hood 1 to the maximum. An air outlet structure 4 is disposed at the second opening 12, the air outlet structure 4 is connected to a common flue (not shown in the figure) to exhaust the airflow with the oil smoke entering the air cabinet 1 into the common flue, and preferably, the air outlet structure 4 may be an air outlet seat 41 or an air outlet pipeline. Further, the fume collecting hood assembly 2 includes a hood body 21 which is substantially in a horn shape, both ends of the hood body 21 are opened in the vertical direction, one end of the hood body is opened largely, the other end of the hood body is opened comparatively, and the end of the hood body 21 with a comparatively small opening is fixed on the wind cabinet 1 through a hood body fixing frame 22, so as to ensure the installation reliability of the hood body 21. An oil screen 5 is further arranged at the position of the first opening 11 of the air cabinet 1, the middle of the oil screen 5 inclines from high to low in the circumferential direction and is approximately frustum-shaped, and the oil screen 5 is arranged in the cover body 21 and is connected with the cover body 21 and the cover body fixing frame 22 through an oil screen fixing frame 51. Oil net 5 passes first opening 11, and the part structure of oil net 5 is located wind cabinet 1, and part structure is located wind cabinet 1 outside, and preferably, the mid portion of oil net 5 passes first opening 11 and is located wind cabinet 1 inside, and this part is located mixed flow fan 3's below, and the part is located wind cabinet 1 outside around oil net 5 to make things convenient for the grease that gathers on the oil net 5 to flow from top to bottom, thereby collect and clear up the grease. The oil screen 5 is provided with an oil screen grating 52 for air flow to enter and exit, so that the air flow can enter the air cabinet 1 through the oil screen 5, and the oil screen grating 52 reduces resistance to the air flow and facilitates the flow of grease. In order to facilitate the user to recover and clean the grease on the oil screen 5, oil leakage holes are formed in the edge structure around the oil screen 5, an oil cup 6 is arranged below the oil leakage holes, and the grease on the oil screen 5 flows into the edge structure around the oil screen 5 from the middle of the oil screen 5 and finally flows into the oil cup 6 through the oil leakage holes. Preferably, the structure of the edge portion around the oil screen 5 is configured to be inclined toward the oil leakage hole to facilitate the flow of grease while securing the mounting accuracy.
Further, the mixed flow fan 3 includes a cylindrical housing 34, a main structure 31 is disposed inside the housing 34, the main structure 31 forms a cavity structure having an accommodating space therein, and the cavity structure forms an airflow channel of the mixed flow fan 3. Specifically, the main body structure 31 includes a flow guiding structure 311, an impeller shell 313, and vanes 312, the vanes 312 being disposed above the impeller shell 313 and connected to the impeller shell 313. A flow guiding structure 311 is further disposed below the impeller shell 313, one end of the flow guiding structure 311 is connected to the impeller shell 313, the other end of the flow guiding structure 311 is connected to the outer shell 34, and the flow guiding structure 311 is preferably a substantially trumpet-shaped cylindrical structure. Wherein, the end of the flow guiding structure 311 connected with the outer casing 34 forms an air inlet 32 of the mixed flow fan 3, and the end of the guide vane 312 far away from the impeller casing 313 forms an air outlet 35 of the mixed flow fan 3. The mixed flow fan 3 further comprises a power part 7 and a mixed flow impeller 33, the mixed flow impeller 33 is arranged inside the impeller shell 313, and the power part 7 is connected with the mixed flow impeller 33 and drives the mixed flow impeller 33 to rotate. The power part 7 comprises a motor 71, the motor 71 is fixed on the guide vane 312 through a motor mounting frame 72, and a motor shaft 73 of the motor 71 penetrates through the mixed flow impeller 33 and is fixed with the mixed flow impeller 33. The mixed flow impeller 33 can rotate under the driving of the power component 7 to form negative pressure inside the impeller shell 313, so that negative pressure is formed near the first opening 11 of the air cabinet 1, oil smoke in the cooking process of a user is sucked into the air cabinet 1 under the action of the negative pressure and is discharged into a common flue through the guide vane 312 and the air outlet structure 4, and the action of sucking the oil smoke from bottom to top is realized.
Because the structure of the mixed flow fan 3 is relatively complicated, in order to conveniently disassemble and assemble the mixed flow fan 3, the guide structure 8 is arranged on the air cabinet 1, the moving structure 36 is arranged on the mixed flow fan 3, and the moving structure 36 moves from bottom to top along the guide structure 8 in the vertical direction so as to move the mixed flow fan 3 to the installation position. In a specific embodiment, the guiding structure 8 is disposed on an inner wall of the wind cabinet 1, the moving structure 36 is disposed on an outer side wall of the casing 34 of the mixed flow fan 1, and the moving structure 36 cooperates with the guiding structure 8 to be able to slide along the guiding structure 8. Wherein, guide structure 8 is used for guiding mixed flow fan 3 at vertical direction from bottom to top motion, and simultaneously, guide structure 8 can also guide mixed flow fan 3 to carry out the rotation of predetermined angle in the circumferential direction, and at mixed flow fan 3 removal in-process, mixed flow fan 3 can enough realize vertical direction's from bottom to top motion, can realize again in ascending rotation in circumference. The mixed flow fan 3 can be adjusted to move in the vertical direction independently by adjusting the specific structure of the guide structure 8, the mixed flow fan 3 can also be moved in the vertical direction and the circumferential direction simultaneously, or the mixed flow fan 3 can be moved in the circumferential direction independently.
In a preferred embodiment, as shown in fig. 2, the guiding structure 8 comprises an inclined section 82, the inclined section 82 extends at an angle a with respect to the horizontal, the angle a preferably being in the range of [30 °, 80 ° ], and more preferably the angle a has a value of 45 °. Further, the guiding structure 8 also comprises a vertical section 81 connected to the inclined section 82, which vertical section 81 extends in the vertical direction in the assembled state. Further, the vertical section 81 includes a first vertical section 811 and a second vertical section 812 connected to the first end and the second end of the inclined section 82, respectively, the first vertical section 811 being located below the second vertical section 812. First vertical section 811, inclined section 82 and second vertical section 812 are connected in a smooth transition manner, and first vertical section 811, inclined section 82 and second vertical section 812 are preferably of an integral structure to ensure that moving structure 36 can slide smoothly relative to guide structure 8. The inclined section 82 of the guiding structure 8 can ensure that the mixed flow fan 3 does not directly vertically fall from a higher position onto the oil screen 5 under certain conditions, such as when the mixed flow fan 3 falls. But falls a small distance from the mounting position, that is, the end of the second vertical section 812 and contacts with the inclined section 82 in the falling process, then slides to the first vertical section 811 along the inclined section 82, and finally falls onto the oil screen 5, so as to avoid the irreparable damage caused by the vertical falling of the mixed flow fan 3.
As shown in fig. 1 and 2, the guiding structure 8 includes a sliding groove 83, the moving structure 36 includes a pulley 361 inserted into the sliding groove 83 and capable of sliding along the sliding groove 83, and the size of the second vertical section 812 is 5mm to 1cm larger than the diameter size of the pulley 361 in the vertical direction, so as to ensure that the pulley 361 can be completely located in the second vertical section 812 when the mixed flow fan 3 is located at the installation position, thereby enabling the installation reliability and safety of the mixed flow fan 3 to be higher. In another alternative embodiment, the guiding structure 8 comprises a sliding rail (not shown in the figures), and the moving structure 36 comprises a sliding block (not shown in the figures) cooperating with the sliding rail, the sliding block being able to be completely located in the first vertical section when the mixed flow fan 3 is in the mounting position.
Further, the guide structure 8 is fixedly arranged on the inner wall of the air cabinet 1 in a welding mode, and the guide structure 8 needs to be stressed and is fixed on the inner wall of the air cabinet 1 in a welding mode, so that the fixing reliability and the safety of the guide structure can be improved. The moving structure 36 is fixedly arranged on the shell 34 through welding or threaded connection, so that the moving structure 36 is convenient to replace.
Further, when the mixed flow fan 3 is located at the installation position, the upper portion of the mixed flow fan 3 is fixedly installed with the outlet structure 4 and/or the wind cabinet 1 by a fastener 9 or a buckle (not shown), such as a bolt or a screw. Because guide structure 8 has slope section 82, consequently, when using the buckle to fix mixed flow fan 3 and air-out structure 4 or wind cabinet 1, can select the buckle that has the gyration structure, through the inclination that changes slope section 82, can open mixed flow fan 3 into the buckle through rotatory mode to guarantee that the installation is accomplished the difficult follow buckle of mixed flow fan 3 and drop.
In a specific embodiment, the air outlet structure 4 is an air outlet base 41, and the guide vane 312 is fixedly installed with the air outlet base 41 and/or the wind cabinet 1. The guide vane 312 can be directly fixed with the top wall of the air cabinet 1, and is not fixed with the air outlet seat 41, or the bottom wall of the air outlet seat 41 and the top wall of the air cabinet 1 can be fixed together, and then the guide vane 312, the air outlet seat 41 and the air cabinet 1 are fixed together, so that the fixing reliability and the safety are further enhanced. After the guide vane 312, the air outlet seat 41 and the air cabinet 1 are fixed together, a gap is formed between the guide vane 312 and the air outlet seat 41, and oil dirt is easily accumulated, so that an oil return structure is arranged at one end of the guide vane 312 close to the air outlet seat 41, the oil return structure 10 is used for guiding the oil dirt between the guide vane 312 and the air outlet seat 41 or the air cabinet 1, and preferably, the oil return structure 10 comprises an oil return groove 101 arranged at the upper end of the guide vane 312.
Utilize guide structure 8 and the removal structure 36 that sets up on the lampblack absorber in this application, can make things convenient for very much, swiftly carry out the dismouting to mixed flow fan 3, when guaranteeing that mixed flow fan 3 has installation reliability and stability, can also guarantee the later stage and maintain and wash the lampblack absorber.
Those skilled in the art will readily appreciate that the above-described preferred embodiments may be freely combined, superimposed, without conflict.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and those skilled in the art can make various modifications and variations. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (13)
1. The utility model provides a range hood, includes the wind cabinet and installs fan in the wind cabinet, its characterized in that, be provided with guide structure on the wind cabinet, be provided with removal structure on the fan, removal structure is followed guide structure removes at vertical direction from bottom to top, in order to incite somebody to action the fan removes to the mounted position.
2. The range hood according to claim 1, wherein the guide structure is arranged on the inner wall of the air cabinet and used for guiding the fan to move from bottom to top in the vertical direction and/or rotate at a preset angle in the circumferential direction of the fan; and/or the presence of a gas in the gas,
the fan comprises a shell, the moving structure is arranged on the outer side wall of the shell, and the moving structure is matched with the guide structure so as to be capable of sliding along the guide structure.
3. A hood fan according to claim 2, characterized in that said guide structure comprises a chute, said moving structure comprises a pulley inserted into said chute and able to slide along said chute; or,
the guide structure comprises a slide rail, and the moving structure comprises a slide block matched with the slide rail.
4. A range hood as claimed in claim 3, characterized in that the guide structure comprises an inclined section, the angle between the extension direction of the inclined section and the horizontal direction is a, and the value range of the angle a is [30 degrees, 80 degrees ].
5. A range hood as claimed in claim 4, characterized in that the guide structure further comprises a vertical section connected to the inclined section, which vertical section extends in the vertical direction in the assembled state.
6. A range hood as claimed in claim 5, characterized in that the vertical section comprises a first vertical section and a second vertical section connected to a first end and a second end of the inclined section, respectively, the first vertical section being located below the second vertical section.
7. The range hood of claim 6, wherein the first vertical section, the angled section, and the second vertical section are in smooth transitional communication; and/or the presence of a gas in the gas,
the first vertical section, the inclined section and the second vertical section are of an integral structure.
8. A range hood as claimed in claim 6 or 7, characterized in that the dimension of the second vertical section in the vertical direction is 5mm to 1cm larger than the diameter of the pulley or the dimension of the slide in the vertical direction.
9. The range hood according to claim 2, wherein the guide structure is fixedly arranged on the inner wall of the air cabinet in a welding manner; and/or the presence of a gas in the gas,
the moving structure is fixedly arranged on the shell in a welding or threaded connection mode.
10. The range hood according to claim 1, wherein the range hood comprises an air outlet structure, and when the fan is located at an installation position, the upper portion of the fan is fixedly installed with the air outlet structure and/or the air cabinet through a fastener or a buckle.
11. The range hood of claim 10, wherein the fan comprises a guide vane, the air outlet structure comprises an air outlet seat, and the guide vane is fixedly mounted with the air outlet seat and/or the air cabinet.
12. A range hood as claimed in claim 11, wherein an oil return structure is provided at one end of the guide vane close to the air outlet seat, and the oil return structure is used for guiding oil stains between the guide vane and the air outlet seat or the air cabinet.
13. A range hood as claimed in claim 12, wherein said oil return structure includes oil return grooves provided on said guide vanes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820731893.0U CN208186471U (en) | 2018-05-16 | 2018-05-16 | Fume exhauster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820731893.0U CN208186471U (en) | 2018-05-16 | 2018-05-16 | Fume exhauster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208186471U true CN208186471U (en) | 2018-12-04 |
Family
ID=64430703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820731893.0U Active CN208186471U (en) | 2018-05-16 | 2018-05-16 | Fume exhauster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208186471U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111380096A (en) * | 2020-03-06 | 2020-07-07 | 宁波方太厨具有限公司 | Fume exhaust fan |
-
2018
- 2018-05-16 CN CN201820731893.0U patent/CN208186471U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111380096A (en) * | 2020-03-06 | 2020-07-07 | 宁波方太厨具有限公司 | Fume exhaust fan |
| CN111380096B (en) * | 2020-03-06 | 2023-03-03 | 宁波方太厨具有限公司 | Fume exhaust fan |
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