CN108105827B - Filtering system of range hood - Google Patents
Filtering system of range hood Download PDFInfo
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- CN108105827B CN108105827B CN201810192835.XA CN201810192835A CN108105827B CN 108105827 B CN108105827 B CN 108105827B CN 201810192835 A CN201810192835 A CN 201810192835A CN 108105827 B CN108105827 B CN 108105827B
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- Prior art keywords
- oil guide
- flue
- filter
- inner cavity
- annular
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2035—Arrangement or mounting of filters
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Ventilation (AREA)
Abstract
The invention relates to a filtering system of a range hood, comprising: the flue still includes: a filter chamber; the flue is a hollow pipeline, the filter cavity is connected with one side of the flue, and the other side of the flue is a smoke outlet; the filter cavity comprises a ring-shaped inner cavity, an oil guide blade and a filter layer; the annular inner cavity is connected with the flue; the annular inner cavity comprises an annular part and a longitudinal part; the ring part is fit with the flue; the longitudinal part is two annular rings, and the outer side of the longitudinal part is connected with the inner side of the annular part; a plurality of oil guide blades are uniformly arranged in the annular inner cavity; the oil guide blade is also connected with the rotating motor and is driven to rotate by the rotating motor; when the oil guide vanes are vertical to the annular inner cavity of the flue, the adjacent oil guide vanes are contacted with each other; if the rotating motor is driven in the forward direction, the oil guide blade rotates to a preset angle; if the rotating motor is driven reversely, the oil guide blade rotates reversely to a preset angle; the filter layer is arranged behind the oil guide blade; an exhaust fan is arranged between the filter cavity and the smoke outlet.
Description
Technical Field
The invention relates to the field of range hoods, in particular to a filtering system of a range hood.
Background
The cooking process of the Chinese traditional food culture comprises frying, baking and the like, a large amount of oil smoke is generated in the process of making food, the oil smoke not only seriously pollutes the environment of a kitchen, but also causes great harm to the body and serious harm to the body of a kitchen operator for a long time, even can suffer from cancers, and therefore, the range hood is widely applied to the kitchen and is an electric appliance for completely sucking and cooking the oil smoke and the like generated in the household kitchen.
The oil fume may carry part of large suspended particles into the flue during the discharging process, which causes pollution to the environment.
Disclosure of Invention
The purpose of the invention is as follows:
aiming at the defect that the oil smoke in the background technology possibly carries part of large-particle suspended matters into a flue in the process of discharging and pollutes the environment, the invention provides a filtering system of a range hood.
The technical scheme is as follows:
a filter system for a range hood, comprising: the flue still includes: a filter chamber;
the flue is a hollow pipeline, the filter cavity is connected with one side of the flue, and the other side of the flue is a smoke outlet;
the filter cavity comprises a ring-shaped inner cavity, an oil guide blade and a filter layer;
the annular inner cavity is connected with the flue; the annular inner cavity comprises an annular part and a longitudinal part; the ring part is fit with the flue; the longitudinal part is two annular rings, and the outer side of the longitudinal part is connected with the inner side of the annular part;
a plurality of oil guide blades are uniformly arranged in the annular inner cavity; the oil guide blade is also connected with the rotating motor and is driven to rotate by the rotating motor;
when the oil guide vanes are vertical to the annular inner cavity of the flue, the adjacent oil guide vanes are contacted with each other;
if the rotating motor is driven in the forward direction, the oil guide blade rotates to a preset angle; if the rotating motor is driven reversely, the oil guide blade rotates reversely to a preset angle;
the filter layer is arranged behind the oil guide blade;
an exhaust fan is arranged between the filter cavity and the smoke outlet.
In a preferred embodiment of the present invention, the ring portion and the longitudinal portion are both hollow; the ring part and the longitudinal part are mutually communicated.
As a preferable mode of the present invention, the annular inner chamber is provided with a refrigerating device, and the refrigerating device is disposed inside the annular inner chamber.
In a preferred embodiment of the present invention, a fan is provided inside the ring portion.
As a preferable mode of the invention, the surface of the oil guide vane is provided with a plurality of oil guide grooves which are arranged in parallel, and the bottom of each oil guide groove is arc-shaped.
As a preferred mode of the present invention, the filter screen is a multi-layer filter screen; the center of the filter screen protrudes towards the exhaust fan.
As a preferred mode of the invention, the lower end of the annular inner cavity is provided with an oil collecting box, the annular inner cavity is provided with an oil collecting port penetrating through the annular inner cavity at a position corresponding to the oil collecting box, and the oil collecting box is movably connected with the annular inner cavity.
In a preferred embodiment of the present invention, the oil guide vane rotates 180 degrees when the rotating electric machine is driven in reverse.
As a preferred mode of the invention, the filter cavity is movably connected with the flue; the side of annular cavity is provided with a plurality of locking grooves, corresponds locking groove on the flue and is provided with the locking buckle.
The invention realizes the following beneficial effects:
1. intercepting oil stains in oil smoke discharged from a flue, preventing the flue from being polluted by the oil stains, and filtering discharged suspended matters;
2. the annular inner cavity can be disassembled and cleaned, so that the environment in the flue can be maintained conveniently.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
FIG. 1 is a schematic view of a filter system of a range hood provided in the present invention;
FIG. 2 is a schematic view of an annular inner chamber of a filtering system of a range hood provided by the present invention;
FIG. 3 is a schematic view of an oil guide vane of a filtering system of a range hood according to the present invention;
FIG. 4 is a schematic sectional view of an oil vane of a filter system of a range hood according to the present invention;
FIG. 5 is a schematic view of a filter chamber of a filter system of a range hood provided in the present invention;
fig. 6 is a schematic cross-sectional view of an oil filtering chamber of a filtering system of a range hood provided in the present invention.
Wherein: 1. the exhaust fan comprises a flue, 11 exhaust fans, 2 filter chambers, 21 annular inner chambers, 211 annular portions, 212 longitudinal portions, 22 oil guide blades, 221 oil guide grooves, 23 filter layers, 3 smoke outlets, 4 oil collecting boxes, 5 oil collecting ports, 6 locking grooves and 7 locking buckles.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-6, fig. 1 is a schematic view of a filtering system of a range hood provided in the present invention;
FIG. 2 is a schematic view of an annular inner chamber of a filtering system of a range hood provided by the present invention;
FIG. 3 is a schematic view of an oil guide vane of a filtering system of a range hood according to the present invention;
FIG. 4 is a schematic sectional view of an oil vane of a filter system of a range hood according to the present invention;
FIG. 5 is a schematic view of a filter chamber of a filter system of a range hood provided in the present invention;
fig. 6 is a schematic cross-sectional view of an oil filtering chamber of a filtering system of a range hood provided in the present invention.
A filter system for a range hood, comprising: flue 1 still includes: a filter chamber 2.
The flue 1 is a hollow pipeline, the filter cavity 2 is connected with one side of the flue 1, and the other side of the flue 1 is a smoke outlet 3.
The filter chamber 2 comprises an annular inner cavity 21, an oil guide blade 22 and a filter layer 23.
The annular chamber 21 is connected to the flue 1. The annular cavity 21 includes a ring portion 211 and a longitudinal portion 212. The ring portion 211 is fitted to the flue 1. The vertical part 212 is two annular rings, and the outer side of the vertical part 212 is connected with the inner side of the annular part 211. The annular inner cavity 21 is connected to the flue 1 and can be clamped in the flue 1. The ring portion 211 is a short pipe fitting, and the diameter of the ring portion can be consistent with the flue 1. The longitudinal portion 212 is connected to the annular cavity 21, and forms an annular shape with an inner concave in combination with the annular cavity 21.
The oil guide vanes 22 are arranged uniformly in the annular inner cavity 21. The oil guide vane 22 is also connected to the rotating electrical machine and is driven to rotate by the rotating electrical machine. The oil guide blades 22 are connected with the annular inner cavity 21 through a rotating shaft, are uniformly arranged and cover the inside of the annular inner cavity 21, and the rotating shaft is driven to rotate by a rotating motor.
When the oil guide vanes 22 are perpendicular to the annular inner cavity 21 of the flue 1, the adjacent oil guide vanes 22 are contacted with each other. When the oil guide vane 22 is in a non-operating state, the oil guide vane 22 will close the inside of the annular cavity 21.
If the rotating electrical machine is driven in the forward direction, the oil vane 22 will rotate to a predetermined angle. If the rotating motor is driven in reverse, the oil guide vane 22 will rotate in reverse to a predetermined angle. The predetermined angle may be set to 10-90 degrees, and in this embodiment, may be set to 30 degrees, if the oil guiding vane 22 is driven by the rotation driving motor in the forward direction, the oil guiding vane 22 will rotate to the inlet side of the flue 1 by the predetermined angle, and if the oil guiding vane 22 is driven by the rotation driving motor in the reverse direction, the oil guiding vane 22 will rotate to the outlet 3 side by the predetermined angle.
The filter layer 23 is disposed behind the oil guide vane 22. The filtering layer 23 can be one or several layers of filtering materials for filtering large particle suspended matters in the oil smoke.
An exhaust fan 11 is also arranged between the filter cavity 2 and the smoke outlet 3. The exhaust fan 11 is used for extracting oil smoke in the flue 1.
Preferably, both the ring portion 211 and the longitudinal portion 212 are hollow. The ring portion 211 and the vertical portion 212 are electrically connected to each other. The annular inner cavity 21 is provided with a refrigeration device, which is arranged inside the annular inner cavity 21. A fan is disposed inside the ring portion 211. The hollow annular inner cavity 21 is convenient for heat conduction, a refrigerating device is arranged in the hollow annular inner cavity, and the refrigerating device starts to work when the rotary driving motor works to cool the annular inner cavity 21. The inside of annular inner chamber 21 still is provided with the fan, and the fan begins work when the rotating electrical machines work, carries out cooling, conduction of energy for annular inner chamber 21 is inside.
Preferably, the surface of the oil guide vane 22 is provided with a plurality of oil guide grooves 221, the oil guide grooves 221 are arranged in parallel, and the bottom of the oil guide grooves 221 is arc-shaped. The oil guide groove 221 is disposed perpendicular to the ground, and is used for guiding oil stains on the surface of the oil guide vane 22 downward. A plurality of oil guide grooves 221 are uniformly distributed on the surface of the oil guide vane 22. The bottom of the oil guide groove 221 is arc-shaped. The oil guide groove 221 with the arc-shaped bottom facilitates subsequent cleaning.
Preferably, the filter screen is a multi-layer filter screen. The center of the filter net protrudes towards the exhaust fan 11. The central bulge is convenient for improving the filtering efficiency.
Preferably, the lower end of the annular inner cavity 21 is provided with the oil collecting box 4, the annular inner cavity 21 is provided with an oil collecting port 5 penetrating through the annular inner cavity 21 at a position corresponding to the oil collecting box 4, and the oil collecting box 4 is movably connected with the annular inner cavity 21. The oil collecting port 5 collects the oil stains falling along the oil guide groove 221 and guides the oil stains into the oil collecting box 4.
Preferably, if the rotating electrical machine is driven in reverse, oil vane 22 will rotate 180 degrees. If the oil guide vane 22 is driven in the direction of the rotating electrical machine, the oil guide vane 22 will turn over, thereby improving the use efficiency.
Preferably, the filter cavity 2 is movably connected with the flue 1. The side of annular inner chamber 21 is provided with a plurality of locking grooves 6, corresponds locking groove 6 on the flue 1 and is provided with locking buckle 7. The annular inner cavity 21 is movably connected with the flue 1 through the locking buckle 7 and the locking groove 6, so that the annular inner cavity 21 can be conveniently detached and cleaned.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (7)
1. A filter system for a range hood, comprising: the flue, its characterized in that still includes: a filter chamber;
the flue is a hollow pipeline, the filter cavity is connected with one side of the flue, and the other side of the flue is a smoke outlet;
the filter cavity comprises a ring-shaped inner cavity, an oil guide blade and a filter layer;
the annular inner cavity is connected with the flue; the annular inner cavity comprises an annular part and a longitudinal part; the ring part is fit with the flue; the longitudinal part is two annular rings, and the outer side of the longitudinal part is connected with the inner side of the annular part;
a plurality of oil guide blades are uniformly arranged in the annular inner cavity; the oil guide blade is also connected with the rotating motor and is driven to rotate by the rotating motor;
when the oil guide vanes are vertical to the annular inner cavity of the flue, the adjacent oil guide vanes are contacted with each other;
if the rotating motor is driven in the forward direction, the oil guide blade rotates to a preset angle; if the rotating motor is driven reversely, the oil guide blade rotates reversely to a preset angle;
the filter layer is arranged behind the oil guide blade;
an exhaust fan is arranged between the filter cavity and the smoke outlet;
the surface of the oil guide vane is provided with a plurality of oil guide grooves which are arranged in parallel, and the bottom of each oil guide groove is arc-shaped;
if the rotating motor is driven in reverse, the oil guide vane will rotate 180 degrees.
2. The filtering system of a range hood according to claim 1, wherein the ring portion and the longitudinal portion are both hollow inside; the ring part and the longitudinal part are mutually communicated.
3. A filter system of a range hood as claimed in claim 2, wherein the annular chamber is provided with a cooling means, the cooling means being provided inside the annular chamber.
4. A filter system for a range hood as claimed in claim 2 or 3, wherein the ring portion is internally provided with a fan.
5. The filtering system of claim 1, wherein the filter screen is a multi-layer filter screen; the center of the filter screen protrudes towards the exhaust fan.
6. The filtering system of a range hood according to claim 1, wherein the lower end of the annular inner cavity is provided with an oil collecting box, an oil collecting port penetrating through the annular inner cavity is formed in the annular inner cavity at a position corresponding to the oil collecting box, and the oil collecting box is movably connected with the annular inner cavity.
7. The filtering system of the range hood according to claim 1, wherein the filter chamber is movably connected with the flue; the side of annular cavity is provided with a plurality of locking grooves, corresponds locking groove on the flue and is provided with the locking buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810192835.XA CN108105827B (en) | 2018-03-09 | 2018-03-09 | Filtering system of range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810192835.XA CN108105827B (en) | 2018-03-09 | 2018-03-09 | Filtering system of range hood |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108105827A CN108105827A (en) | 2018-06-01 |
| CN108105827B true CN108105827B (en) | 2021-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810192835.XA Active CN108105827B (en) | 2018-03-09 | 2018-03-09 | Filtering system of range hood |
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| Country | Link |
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| CN (1) | CN108105827B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11988393B2 (en) | 2022-01-24 | 2024-05-21 | Microjet Technology Co., Ltd. | Range hood for preventing air pollution |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104896552A (en) * | 2015-05-20 | 2015-09-09 | 宁波方太厨具有限公司 | Centrifugal fan volute for smoke ventilator |
| CN206504379U (en) * | 2017-02-28 | 2017-09-19 | 安徽绿宝不锈钢设备制造有限公司 | A kind of kitchen exhaust gas processing unit |
| CN206648111U (en) * | 2017-01-13 | 2017-11-17 | 宁波方太厨具有限公司 | A kind of top-sucking kitchen ventilator |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2733192Y (en) * | 2004-09-02 | 2005-10-12 | 湖北洪城通用机械股份有限公司 | Smoke desulfurizing venetian antiseptic type double-layer double sealing baffle plate door |
| CH707259B1 (en) * | 2012-11-27 | 2017-08-31 | Wesco Ag | Hood. |
| CN206755206U (en) * | 2017-03-13 | 2017-12-15 | 江苏中热机械设备有限公司 | Soft sealing type baffle ventilation door |
-
2018
- 2018-03-09 CN CN201810192835.XA patent/CN108105827B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104896552A (en) * | 2015-05-20 | 2015-09-09 | 宁波方太厨具有限公司 | Centrifugal fan volute for smoke ventilator |
| CN206648111U (en) * | 2017-01-13 | 2017-11-17 | 宁波方太厨具有限公司 | A kind of top-sucking kitchen ventilator |
| CN206504379U (en) * | 2017-02-28 | 2017-09-19 | 安徽绿宝不锈钢设备制造有限公司 | A kind of kitchen exhaust gas processing unit |
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| Publication number | Publication date |
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| CN108105827A (en) | 2018-06-01 |
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Effective date of registration: 20210428 Address after: 710077 715, block a, Haixing city square, Keji Road, high tech Zone, Xi'an City, Shaanxi Province Applicant after: Xi'an zhicaiquan Technology Transfer Center Co.,Ltd. Address before: Room 303, Building 8, Huasheng Wuyuan, Taicang Economic Development Zone, Suzhou City, Jiangsu Province Applicant before: Zhang Jianhui |
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Effective date of registration: 20210816 Address after: 315000 Xinzhuang village, Gaoqiao Town, Haishu District, Ningbo City, Zhejiang Province Patentee after: Ningbo Mingfu kitchen equipment Engineering Co.,Ltd. Address before: 710077 715, block a, Haixing city square, Keji Road, high tech Zone, Xi'an City, Shaanxi Province Patentee before: Xi'an zhicaiquan Technology Transfer Center Co.,Ltd. |