CN105757755B - Top-suction type fume exhauster - Google Patents
Top-suction type fume exhauster Download PDFInfo
- Publication number
- CN105757755B CN105757755B CN201610283257.1A CN201610283257A CN105757755B CN 105757755 B CN105757755 B CN 105757755B CN 201610283257 A CN201610283257 A CN 201610283257A CN 105757755 B CN105757755 B CN 105757755B
- Authority
- CN
- China
- Prior art keywords
- fairing
- side wall
- air
- range hood
- collecting hood
- 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.)
- Expired - Fee Related
Links
- 239000003517 fume Substances 0.000 title description 30
- 239000000779 smoke Substances 0.000 claims abstract description 46
- 230000001174 ascending effect Effects 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 10
- 238000000746 purification Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000010411 cooking Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 241000252254 Catostomidae Species 0.000 description 2
- 101150038956 cup-4 gene Proteins 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000007123 defense Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The invention relates to a ceiling-mounted range hood, which comprises: the device comprises a machine body, a smoke collecting hood, a fan and a sucker; the suction cup comprises a base and a fairing, the base is fixed on the smoke collecting hood and is positioned at the outer edge of the air inlet, the fairing is rotatably arranged on the base, and the fairing is covered at the air inlet; the side wall of the fairing is provided with a plurality of circulation holes, and the circulation holes obliquely penetrate through the side wall of the fairing upwards. When air below the smoke collecting hood enters the air duct through the circulation hole, a part of air flow can provide thrust for the side wall of the circulation hole in the process that air flow passes through the circulation hole, so that the smoke collecting hood rotates along the direction of air flow entering, the rotating fairing can generate a tornado effect on the air flow below the smoke collecting hood, more air flow is curled up to enter the fairing, and finally the air flow is discharged through the smoke pipe, so that the purification rate of oil smoke is greatly improved; meanwhile, the fairing can rotate under the pushing of the air flow, power is not needed to be arranged, and energy consumption is saved.
Description
Technical Field
The invention relates to the field of kitchen electrical appliances, in particular to a top suction type range hood.
Background
The kitchen ventilator is also called as a range hood, and is a kitchen appliance for purifying the kitchen environment. The kitchen ventilator is arranged above a kitchen range in a kitchen, can rapidly pump away waste burnt by the kitchen range and oil smoke harmful to human bodies generated in the cooking process, and exhaust the waste and the oil smoke to the outside, reduces indoor pollution, purifies indoor air, and has the safety guarantee effects of gas defense and explosion prevention. The present widely used kitchen ventilator is mainly composed of casing, air duct, fan, check valve, oil collecting and discharging device, power switch and power line. The upper portion of the inner wall of a traditional range hood shell is provided with a wind wheel, when the range hood works, the wind wheel is driven by a motor to rotate to form an air negative pressure area, an oil fume purification filter screen is arranged at a position of a smoke suction opening, the oil fume purification filter screen filters oil fume under the driving of the motor, and the oil fume is discharged from an exhaust opening after being filtered. Although the range hood with the structure has good purification effect on oil smoke, the oil smoke cannot effectively enter the smoke suction port due to poor air draft effect, and the oil smoke purification rate is influenced.
Disclosure of Invention
The invention provides a top suction type range hood to solve the technical problem.
In order to achieve the purpose, the technical scheme of the invention is realized as follows: a top suction range hood comprising: the device comprises a machine body, a smoke collecting hood, a fan and a sucker; the machine body is longitudinally arranged at the top of the fume collecting hood; the smoke collecting hood is provided with an air duct from bottom to top, and the tail end of the air duct is an air inlet; the fan is arranged in the machine body, the fan comprises a motor and an impeller, and the machine body is communicated with the air channel; the sucker cover is arranged at the air inlet; the suction cup comprises a base and a fairing, the base is fixed on the smoke collecting hood and is positioned at the outer edge of the air inlet, the fairing is rotatably arranged on the base, and the fairing is covered at the air inlet; the fairing is in a conical shape with a large upper part and a small lower part, and the bottom of the fairing is provided with an oil collecting box; the side wall of the fairing is provided with a plurality of circulation holes, and the circulation holes obliquely penetrate through the side wall of the fairing upwards.
Furthermore, the circulation holes are spirally and linearly arranged on the side wall of the fairing, the opening direction of the circulation holes is consistent with the ascending direction of the arrangement of the circulation holes, a baffle is arranged at the outer edge of each circulation hole, and the baffles are arranged in the ascending direction of the spiral line.
Furthermore, the baffle is obliquely arranged towards one side far away from the circulation hole.
Furthermore, the baffle and the tangent plane of the side wall of the fairing form an included angle of 60-75 degrees.
Furthermore, a flow guide groove is formed in the inner side of the side wall of the fairing, the flow guide groove runs from top to bottom, the flow guide groove is connected with each circulation hole, and the tail end of the flow guide groove is communicated with the oil collecting box.
Furthermore, the cross section of the diversion trench is arc-shaped, rectangular, triangular or trapezoidal.
Furthermore, the number of the air inlets is two, the number of the suckers is two, and the suckers are respectively covered on the air inlets.
Furthermore, a plurality of vertical guide grooves are formed in the outer side of the side wall of the fairing, outward flanges are arranged on the oil collecting box, the guide grooves are communicated with the flanges, and the guide grooves are arranged below each circulation hole.
Furthermore, the oil collecting box is filled with cleaning fluid.
Furthermore, the fairing is connected with a driving motor for driving the fairing to rotate.
Compared with the prior art, the invention has the advantages that: the fan is arranged at the rear end of the machine body and comprises a motor and an impeller; the smoke collecting hood is fixed above the cooking bench, and the upper end of the machine body is connected with a smoke pipe, so that an air duct of the smoke collecting hood, the machine body and the smoke pipe form a passage; when the top suction type range hood works, after the top suction type range hood is started, the motor drives the impeller to rotate to form upward wind power, air below the fume collecting hood is sucked, the air enters the fume collecting hood through the circulation hole in the sucker, then enters the machine body through the air duct of the fume collecting hood and is finally discharged through the smoke pipe; the suction cup comprises a base and a fairing, the base is fixed on the smoke collecting hood and sleeved on the outer edge of the air inlet, the fairing is rotatably arranged on the base, and the fairing is covered on the air inlet; the circulation holes penetrate through the side wall in an inclined upward mode, the inclined upward setting direction of each circulation hole is consistent, when air below the smoke collecting hood enters the air duct through the circulation holes, the air enters the air duct along the circulation holes, a part of air flow can provide thrust for the side wall of the circulation holes in the process that the air flow passes through the circulation holes, the smoke collecting hood is made to rotate along the air flow entering direction, the rotating fairing can generate a tornado effect on the air flow below the smoke collecting hood, more air flows are rolled up to enter the fairing, and finally the air flows are discharged through the smoke pipe; the top-suction type range hood is provided with the fairing which is rotatably arranged on the base, so that the fairing can rotate under the pushing of air flow, power is not required to be arranged, and energy consumption is saved; the rotating fairing forms a rotating airflow which is similar to tornado, so that more airflows below the fume collecting hood are involved in the rotating airflow and finally enter the fairing and are discharged through the fume pipe, the fume generated in the cooking process is removed to the maximum extent, the fume exhaust effect is good, and the fume purification rate is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a schematic view of a portion of the structure of FIG. 2 at A;
FIG. 4 is a cross-sectional view of a suction cup according to an embodiment of the present invention;
fig. 5 is a partial structural diagram of fig. 4 at B.
In the figure: 1. a body; 2. a smoke collecting hood; 21. an air inlet; 3. a fan; 31. a motor; 32. an impeller; 4. a suction cup; 41. a base; 42. a cowling; 421. a flow-through hole; 422. a diversion trench; 423. a guide groove; 424. a baffle plate; 43. an oil collecting box; 44. flanging; 5. a smoke tube.
Detailed Description
The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.
As shown in fig. 1 to 5, the present invention relates to a ceiling type range hood, comprising: the device comprises a machine body 1, a smoke collecting hood 2, a fan 3 and a sucker 4; the machine body 1 is longitudinally arranged at the top of the fume collecting hood 2; the smoke collecting hood 2 is provided with an air duct from bottom to top, and the tail end of the air duct is provided with an air inlet 21; the fan 3 is arranged in the machine body 1, the fan 3 comprises a motor 31 and an impeller 32, and the machine body 1 is communicated with an air channel; the suction disc 4 is covered at the air inlet 21; the suction cup 4 comprises a base 41 and a fairing 42, the base 41 is fixed on the fume collecting hood 2 and is positioned at the outer edge of the air inlet 21, the fairing 42 is rotatably arranged on the base 41, and the fairing 42 is covered at the air inlet 21; the fairing 42 is in a shape of a cone with a large upper part and a small lower part, and the bottom of the fairing 42 is provided with an oil collecting box 43; the side wall of the cowling 42 is provided with a plurality of flow holes 421, and the flow holes 421 obliquely penetrate the side wall of the cowling 42 upward.
The fan 3 is arranged at the rear end of the machine body 1, and the fan 3 comprises a motor 31 and an impeller 32; the smoke collecting hood 2 is fixed above the cooking bench, the upper end of the machine body 1 is connected with a smoke pipe 5, and a passage is formed among the air duct of the smoke collecting hood 2, the machine body 1 and the smoke pipe 5; when the top suction type range hood works, after the top suction type range hood is started, the motor 31 drives the impeller 32 to rotate to form upward pumping force, and air below the fume collecting hood 2 is sucked, so that the air enters the fume collecting hood 2 through the circulation hole 421 on the fairing 42, then enters the machine body 1 through the air duct of the fume collecting hood 2, and finally is discharged through the smoke pipe 5; the suction cup 4 comprises a base 41 and a fairing 42, the base 41 is fixed on the fume collecting hood 2 and is sleeved on the outer edge of the air inlet 21, the fairing 42 is rotatably arranged on the base 41, and the fairing 42 is covered on the air inlet 21; the circulation holes 421 penetrate through the side walls in an inclined upward direction, the inclined upward direction of each circulation hole 421 is the same, when air below the smoke collecting hood 2 enters the air duct through the circulation holes 421, the air enters the air duct along the circulation holes 421, a part of air flow can push the side walls of the circulation holes 421 in the process that the air flow passes through the circulation holes 421, so that the smoke collecting hood 2 rotates along the direction of the entering air flow, the rotating fairing 42 generates a rotating airflow ring below the smoke collecting hood 2, the airflow ring has an effect similar to a tornado, more air flows are coiled into the fairing 42 by the airflow ring, and finally the airflow is discharged through the smoke pipe 5; the top-suction type range hood is provided with the fairing 42 which is rotatably arranged on the base 41, so that the fairing 42 can rotate under the pushing of air flow without additionally arranging power, and the energy consumption is saved; the rotating fairing 42 forms a rotating airflow ring, which is similar to tornado, so that more airflow below the fume collecting hood 2 is involved in the rotating airflow, finally enters the fairing 42 and is discharged through the smoke pipe 5, the oil fume generated in the cooking process is removed to the maximum extent, the oil fume extraction effect is good, and the oil fume purification rate is greatly improved.
Preferably, as shown in fig. 3, the flow holes 421 are arranged in a spiral line shape on the side wall of the cowl 42, the opening direction of the flow holes 421 coincides with the ascending direction in which the flow holes 421 are arranged, one baffle 424 is provided at the outer edge of each flow hole 421, and the baffle 424 is provided in the ascending direction of the spiral line.
The opening direction of the circulation holes 421 is consistent with the ascending direction of the arrangement of the circulation holes 421, the baffle 424 is arranged at the edge of the circulation holes 421 and is positioned at the ascending side of the spiral line, when the top suction type range hood is started, air flow enters the fairing 42 through the circulation holes 421, part of the air flow pushes the baffle 424, the baffle 424 drives the fairing 42 to rotate under the pushing action of the air flow, the fairing 42 can rotate under the pushing action of the air flow, no additional power is needed, and energy consumption is saved; the rotating fairing 42 forms a rotating airflow ring, which is similar to tornado, so that more airflow below the fume collecting hood 2 is involved in the rotating airflow, finally enters the fairing 42 and is discharged through the smoke pipe 5, the oil fume generated in the cooking process is removed to the maximum extent, the oil fume extraction effect is good, and the oil fume purification rate is greatly improved.
Preferably, the baffle 424 is inclined to a side away from the circulation hole 421; the baffle 424 forms an angle of 60-75 degrees with the tangent plane of the sidewall of the cowl 42.
The baffle 424 is inclined to the side away from the circulation hole 421 in conformity with the moving direction of the air flow, and is more easily pushed by the flowing air flow. The baffle 424 forms an angle of 60-75 degrees with the tangent plane of the sidewall of the cowl 42.
Preferably, as shown in fig. 5, a flow guide groove 422 is arranged on the inner side of the side wall of the fairing 42, the flow guide groove 422 is from top to bottom, the flow guide groove 422 is connected with each flow hole 421, and the tail end of the flow guide groove 422 is communicated with the oil collecting box 43; the cross-sectional shape of the guiding gutter 422 is arc, rectangular, triangular or trapezoidal.
The circulation holes 421 are arranged on the side wall of the fairing 42 in a spiral shape, the direction of the guide grooves 422 is consistent with the arrangement direction of the circulation holes 421, and the guide grooves 422 are also in a spiral shape, so that after oil stains in the circulation holes 421 are deposited, the oil stains flow into the oil collecting box 43 along the guide grooves 422, and after being collected, the oil stains are intensively poured or are disposed in other modes. The cross-sectional shape of the guiding gutter 422 is arc, rectangular, triangular or trapezoidal.
Preferably, there are two air inlets 21, and there are two corresponding suction cups 4, which are respectively covered on the air inlets 21.
The sucking discs 4 are arranged to be two and correspond to the two ignition ranges on the cooking bench, and the oil fume purification efficiency is higher. In other embodiments, the number of the air inlets can be one, and the air inlets can be arranged according to requirements.
Preferably, the oil collecting box 43 is provided with an outward turned edge 44, the guide groove 423 communicates with the turned edge 44, and the guide groove 423 is provided below each of the circulating holes 421.
Because the opening direction of the circulation holes 421 is oblique upward, the oil stains in the circulation holes 421 can flow downward along the hole walls of the circulation holes 421, a vertical guide groove 423 is arranged below each circulation hole 421 to guide the oil stains to the flanging 44 of the oil collecting box 43, and finally the oil stains enter the oil collecting box 43 to be treated in a centralized manner; the bottom of the turned-over edge 44 is slightly higher than the bottom of the oil collecting box 43, and the bottom of the turned-over edge 44 is connected with the bottom of the oil collecting box 43 in an inclined downward manner, so that oil stains can conveniently enter the oil collecting box 43. Preferably, the oil collection box 43 contains a cleaning fluid.
The oil collecting box 43 is filled with cleaning liquid, and has the following advantages: firstly, directly melting the oil stain flowing into the oil collecting box 43; secondly, when the fairing 42 rotates, the cleaning liquid in the oil collecting box 43 is thrown to the inner wall of the fairing 42 under the action of centrifugal force, and then flows back to the oil collecting box 43 under the action of gravity, so that a certain cleaning effect is also achieved on the inner wall of the fairing 42.
Preferably, a driving motor is connected to the cowling 42 for driving the cowling 42 to rotate.
The cowling 42 is connected to a drive motor, and when the cowling 42 is required to operate at a higher speed, for example, when the cleaning liquid in the oil collecting box 43 needs to be thrown to the inner wall, the drive motor is started to drive the cowling 42 to rotate.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention in any way, and any person skilled in the art can make many changes or modifications to the equivalent embodiments without departing from the scope of the present invention.
Claims (8)
1. A top suction range hood, comprising: the device comprises a machine body, a smoke collecting hood, a fan and a sucker;
the machine body is longitudinally arranged at the top of the smoke collecting hood;
the smoke collecting hood is provided with an air duct from bottom to top, and the tail end of the air duct is an air inlet;
the fan is arranged in the machine body and comprises a motor and an impeller, and the machine body is communicated with the air duct;
the sucker cover is arranged at the air inlet;
the suction cup comprises a base and a fairing, the base is fixed on the smoke collecting hood and is positioned at the outer edge of the air inlet, the fairing is rotatably arranged on the base, and the fairing is covered at the air inlet;
the fairing is in a conical shape with a large upper part and a small lower part, and an oil collecting box is arranged at the bottom of the fairing; a plurality of circulation holes are formed in the side wall of the fairing and penetrate through the side wall of the fairing in an inclined and upward manner;
the circulation holes are spirally and linearly arranged on the side wall of the fairing, the opening direction of the circulation holes is consistent with the ascending direction of the arrangement of the circulation holes, a baffle is arranged at the outer edge of each circulation hole, and the baffles are arranged in the ascending direction of the spiral line;
the inner side of the side wall of the fairing is provided with a flow guide groove, the flow guide groove runs from top to bottom, the flow guide groove is connected with each circulation hole, and the tail end of the flow guide groove is communicated with the oil collecting box.
2. The top suction range hood according to claim 1, wherein: the baffle is obliquely arranged towards one side far away from the circulation hole.
3. The top suction range hood according to claim 1, wherein the baffle forms an angle of 60 ~ 75 degrees with the tangent plane of the side wall of the cowling.
4. The top suction range hood according to claim 1, wherein: the cross section of the diversion trench is arc-shaped, rectangular, triangular or trapezoidal.
5. The top suction range hood according to claim 1, wherein: the air intake is two, the sucking disc corresponds to two, covers respectively and locates air intake department.
6. The top suction range hood according to claim 1, wherein: the oil collecting box is characterized in that a plurality of vertical guide grooves are formed in the outer side of the side wall of the fairing, outward flanges are arranged on the oil collecting box, the guide grooves are communicated with the flanges, and the guide grooves are formed below the circulation holes.
7. The top suction range hood according to claim 1, wherein: the oil collecting box is filled with cleaning fluid.
8. The top suction range hood according to claim 1, wherein: the fairing is connected with a driving motor for driving the fairing to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610283257.1A CN105757755B (en) | 2016-04-29 | 2016-04-29 | Top-suction type fume exhauster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610283257.1A CN105757755B (en) | 2016-04-29 | 2016-04-29 | Top-suction type fume exhauster |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105757755A CN105757755A (en) | 2016-07-13 |
| CN105757755B true CN105757755B (en) | 2020-01-24 |
Family
ID=56322430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610283257.1A Expired - Fee Related CN105757755B (en) | 2016-04-29 | 2016-04-29 | Top-suction type fume exhauster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105757755B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107270349B (en) * | 2017-07-25 | 2019-01-04 | 广东皇朝电气股份有限公司 | A kind of smoke exhaust ventilator with returning face plate |
| CN107726396A (en) * | 2017-10-27 | 2018-02-23 | 杭州老板电器股份有限公司 | A kind of range hood of rectifying noise-reduction |
| CN112344420A (en) * | 2019-08-07 | 2021-02-09 | 深圳市联创科技集团有限公司 | Hood heater |
| CN111895466B (en) * | 2020-07-03 | 2022-07-19 | 浙江晶雅玻璃科技有限公司 | Glass fume exhaust hood for kitchen appliances and manufacturing method thereof |
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| CN101439249A (en) * | 2007-11-20 | 2009-05-27 | Bsh博施及西门子家用器具有限公司 | filter device |
| CN202630193U (en) * | 2012-06-01 | 2012-12-26 | 卢晓明 | Smoke exhauster provided with rotary oil separation mesh |
| CN203869120U (en) * | 2013-12-31 | 2014-10-08 | 宁波方太厨具有限公司 | Movable oil removing device of range hood |
| CN204043011U (en) * | 2014-08-18 | 2014-12-24 | 宁波欧琳厨具有限公司 | There is the tower range hood of lampblack filtering function |
| CN204656169U (en) * | 2015-05-27 | 2015-09-23 | 蒋宾川 | A kind of centrifugal lampblack is separated filter screen |
| KR20150134189A (en) * | 2014-05-21 | 2015-12-01 | 장근대 | Chest of drawers |
| CN205783159U (en) * | 2016-04-29 | 2016-12-07 | 武汉华易达电力设备有限公司 | Top suction type smoke exhaust ventilator |
-
2016
- 2016-04-29 CN CN201610283257.1A patent/CN105757755B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101439249A (en) * | 2007-11-20 | 2009-05-27 | Bsh博施及西门子家用器具有限公司 | filter device |
| CN202630193U (en) * | 2012-06-01 | 2012-12-26 | 卢晓明 | Smoke exhauster provided with rotary oil separation mesh |
| CN203869120U (en) * | 2013-12-31 | 2014-10-08 | 宁波方太厨具有限公司 | Movable oil removing device of range hood |
| KR20150134189A (en) * | 2014-05-21 | 2015-12-01 | 장근대 | Chest of drawers |
| CN204043011U (en) * | 2014-08-18 | 2014-12-24 | 宁波欧琳厨具有限公司 | There is the tower range hood of lampblack filtering function |
| CN204656169U (en) * | 2015-05-27 | 2015-09-23 | 蒋宾川 | A kind of centrifugal lampblack is separated filter screen |
| CN205783159U (en) * | 2016-04-29 | 2016-12-07 | 武汉华易达电力设备有限公司 | Top suction type smoke exhaust ventilator |
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| Publication number | Publication date |
|---|---|
| CN105757755A (en) | 2016-07-13 |
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Granted publication date: 20200124 Termination date: 20200429 |