CN204006203U - A kind of rotating mechanism of side-suction type range hood smoke barrier - Google Patents
A kind of rotating mechanism of side-suction type range hood smoke barrier Download PDFInfo
- Publication number
- CN204006203U CN204006203U CN201420060233.6U CN201420060233U CN204006203U CN 204006203 U CN204006203 U CN 204006203U CN 201420060233 U CN201420060233 U CN 201420060233U CN 204006203 U CN204006203 U CN 204006203U
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- Prior art keywords
- smoke barrier
- rotating mechanism
- range hood
- suction type
- type range
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- Expired - Lifetime
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- 239000000779 smoke Substances 0.000 title claims abstract description 117
- 230000004888 barrier function Effects 0.000 title claims abstract description 110
- 230000007246 mechanism Effects 0.000 title claims abstract description 71
- 239000006096 absorbing agent Substances 0.000 claims abstract description 26
- 239000006233 lamp black Substances 0.000 claims abstract description 26
- 230000005484 gravity Effects 0.000 claims abstract description 21
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 235000019504 cigarettes Nutrition 0.000 description 8
- 239000003517 fume Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000000391 smoking effect Effects 0.000 description 1
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- Air-Flow Control Members (AREA)
Abstract
A kind of rotating mechanism of side-suction type range hood smoke barrier, be positioned at the junction of smoke barrier and the air inlet faceplate of lampblack absorber, it is characterized in that: comprise rotating shaft, actuating arm and balancing weight, described rotating shaft is fastenedly connected with the wall box of lampblack absorber through behind the middle part of actuating arm, described actuating arm can rotate around the shaft, described balancing weight is installed on the upper end of actuating arm, and the lower end of described actuating arm is connected with the inner wall tightening of smoke barrier.The center of gravity of this rotating mechanism and smoke barrier entirety, near the pivot of rotating shaft, makes this entirety of rotating mechanism and smoke barrier roughly in poised state thus, only need apply minimum power and just can open or close smoke barrier.This rotating mechanism is simple in structure, easy to operate, and low cost of manufacture.
Description
Technical field
The utility model relates to a kind of smoke barrier rotating mechanism, relates in particular to a kind of smoke barrier rotating mechanism being applied on side-suction type range hood.
Background technology
A kind of oblique suction of rising on market or side-suction type range hood have improved oil smoke clean absorption rate widely in the mode of its low level smoking, in addition because it is installed by wall, oil smoke is head-on and from the oblique cigarette machine that enters, avoid like this operating personnel to suck passively the advantages such as oil smoke, and overcome the deficiency of traditional top range hood.The smoke barrier of close-suction range hood, because it can stop oil smoke under opening, form negative pressure Long Yan district with body, the oil smoke that can stop again the inner peculiar smell diffusion of lampblack absorber under in off position, reduces common duct such as alters at the aspect, plays a part crucial.
The smoke barrier of existing lampblack absorber has been realized the closure or openness of smoke barrier by the manual mode such as electronic or pneumatic.If carry out closure or openness smoke barrier by manual mode, staff just need to overcome the gravity of smoke barrier and be arranged on the resistance of the damper on smoke barrier that (resistance of this damper is more than or equal to the gravity of smoke barrier conventionally so, effect is to make smoke barrier realize at an arbitrary position location), when causing user to use, this series products need to apply larger power by hand, feel is not good, poor user experience.Therefore, lampblack absorber smoke barrier starts to be realized and opened or close by electronic or pneumatic mode.
The Chinese utility model patent " a kind of lampblack absorber with movable fume guide mechanism " (Granted publication number is CN201866823U) that is ZL201020612195.2 as the patent No. discloses a kind of lampblack absorber with movable fume guide mechanism, comprise housing, intelligent control unit, motor, air inlet, air inlet place is provided with collection cigarette panel, housing is located in the end activity of this collection cigarette panel, connecting rod, for movable rod that can be tortuous, collection cigarette panel is located in one end of this connecting rod, the other end is connected with a variable transmission mechanism, although such lampblack absorber can prevent return air taint of odour, protect kitchen environment, and make to collect cigarette panel closure and make more attractive in appearance and convenient cleaning of lampblack absorber, but such collection cigarette panel is controlled rotation by motor and movable rod, complex structure, higher to requirement on machining accuracy, if precision is inadequate, cigarette panel may be caused collecting and not enough situation cannot be closed or open completely.
And for example Chinese patent CN201599859U disclosed " a kind of lid fume exhaust fan " comprises exhaust fume collecting hood and air inlet, on air inlet, be provided with and renovate, renovate and be provided with clockwise torsion mechanism and drawing and releasing mechanism between exhaust fume collecting hood, drawing and releasing mechanism comprises draw-bar seat, motor cabinet, motor, pull bar and drag-line, draw-bar seat is arranged on to be renovated, motor cabinet is arranged on exhaust fume collecting hood, motor is arranged on motor cabinet, on motor, be provided with moving runner, drag-line and moving runner are hinged, one end of pull bar is fixedly connected with draw-bar seat, the other end of pull bar is fixedly connected with drag-line, this utility model is that one is provided with and renovates, and turning-lid opening-closing is more convenient, there is better lid fume exhaust fan attractive in appearance again of cigarette effect, but this switch of renovating is by motor and drag-line and pull bar control, once motor goes wrong or pull bar and drag-line between assembly precision is not high may cause renovating and cannot close completely, therefore, still there is the hidden danger that oil smoke pours in down a chimney.
Therefore, if realize the unlatching of smoke barrier or close by electronic or pneumatic mode, electronic or pneumatic equipment need to overcome the gravity of smoke barrier, electronic or pneumatic equipment needs enough large power output conventionally, conventionally cost will be very high, it is complicated that structure will become, but also can have the hidden danger that oil smoke pours in down a chimney.
The all multioperation inconvenience bringing for overcoming electronic or pneumatic mode, also occurred that some utilize magnechuck and armature to lock the lampblack absorber of smoke barrier, in these structures, ensure the closed condition of smoke barrier by the adhesive of armature and magnechuck, the contact area of armature and magnechuck is directly determining the reliability of both adhesives, if contact area is less, adhesive reliability is poorer.Said structure is no problem for other position or other household appliances, but in the time of the air inlet place of this structure in lampblack absorber, lampblack absorber can be bonded in greasy dirt oil stain on magnechuck and armature in the process of long-term fume-exhausting, in the time that both close, the greasy dirt that viscosity is larger can make sticky very firm of armature and magnechuck, in the time that lampblack absorber starts again, exist the situation appearance that smoke barrier cannot be dug.
Summary of the invention
Technical problem to be solved in the utility model is separately to provide a kind of the minimum power of need just can realize the side-suction type range hood smoke barrier rotating mechanism that smoke barrier is opened and closed.
Another technical problem to be solved in the utility model is to provide a kind of simple in structure, easy to operate side-suction type range hood smoke barrier rotating mechanism.
Another technical problem to be solved in the utility model is to provide a kind of side-suction type range hood smoke barrier rotating mechanism with low cost.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of rotating mechanism of side-suction type range hood smoke barrier, be positioned at the junction of smoke barrier and the air inlet faceplate of lampblack absorber, it is characterized in that: comprise rotating shaft, actuating arm and balancing weight, described rotating shaft is fastenedly connected with the wall box of lampblack absorber through behind the middle part of actuating arm, described actuating arm can rotate around the shaft, described balancing weight is installed on the upper end of actuating arm, and the lower end of described actuating arm is connected with the inner wall tightening of smoke barrier.
The rotating mechanism of this technical scheme is owing to being provided with balancing weight, can regulating rotary actuation mechanism and the center of gravity of smoke barrier entirety, make the pivot of this center of gravity near rotating shaft, and in the time opening or close smoke barrier, only need apply minimum power can realize thus.
Further improve the rotating mechanism in technique scheme, described rotating mechanism also comprises a smoke barrier support, this smoke barrier support is anchored on the top of smoke barrier inwall, and described smoke barrier bracket side is to being extended with connecting portion, and the lower end of this connecting portion and actuating arm is fastenedly connected.
Further improve, described rotating mechanism also comprises the first connector, and described the first connector is also fastenedly connected with the wall box of rotating shaft and lampblack absorber respectively between rotating shaft and the casing of lampblack absorber.
In order further to contribute to open or close smoke barrier, under the state being connected with smoke barrier at actuating arm, the line of the center of gravity of described rotating mechanism and smoke barrier entirety and the pivot of rotating shaft slopes inwardly 0～45 ° with respect to smoke barrier place straight line, and the adjusting of this angle is that position and the weight by changing balancing weight realizes.
Better, under the state being connected with smoke barrier at actuating arm, described rotating mechanism overlaps with the center of gravity of smoke barrier entirety and the pivot of rotating shaft.Now, thereby the two cover rotating mechanisms that can ensure to be arranged in smoke barrier both sides,, all the time in poised state can stop in the process of rotating at an arbitrary position together with smoke barrier, just can be rotated as long as apply minimum power, more convenient to operate.
Can drive smoke barrier automatically open or close in order to realize rotating mechanism, on described rotating mechanism, dispose the driver part that can drive smoke barrier to rotate.In the time that rotating mechanism and the center of gravity of smoke barrier entirety and the pivot of rotating shaft coincide, driver part only need apply less driving force and just can realize the unlatching of smoke barrier or close, because, now this entirety of whole rotating mechanism and smoke barrier along center of rotation the state in stress balance, so driver part only needs very little power output, just can realize the rotation of whole mechanism
Described driver part is preferably low power motor or electric pushrod.
In the time that driver part is specially low power motor, concrete installation is as follows: described motor is arranged on the casing of lampblack absorber, and the output shaft of this motor and the second connector are fastenedly connected, and described the second connector is connected with balancing weight.
In order to reach motor-driven optimum efficiency, the output shaft of described motor and the pivot of rotating shaft are located on the same line, under this state, and the power output minimum of motor.
If the rotating mechanism of technique scheme is manual operation, only need in rotating shaft, increase certain damping, specifically in described rotating shaft, damper is installed, the feel can increase user's open and close smoke barrier time, and strengthen the stability of stopping at an arbitrary position smoke barrier.
Described actuating arm is one curved shaft-like, the upper end of described actuating arm second connecting portion that extended internally, and described the second connecting portion offers the installing hole penetrating for described rotating shaft.
Rotating mechanism in the technical scheme of foregoing description is specially two covers that are arranged on smoke barrier upper inside wall both sides, and every cover all designs according to said structure.
Compared with prior art, the utility model has the advantage of: the rotating mechanism of this side-suction type range hood smoke barrier is owing to having configured balancing weight, can change by the position of adjusting balancing weight and weight the center of gravity of rotating mechanism and smoke barrier entirety, make the pivot of this center of gravity near rotating shaft, make thus this entirety of rotating mechanism and smoke barrier roughly in poised state.When applying this rotating mechanism and opening or close the smoke barrier of side-suction type range hood, under manual mode, user only need to apply minimum power by hand and just can realize the unlatching of smoke barrier and close; Under electronic and aerodynamic condition, electronic or pneumatic equipment only need to be exported minimum power output, just can realize the unlatching of smoke barrier and close.The rotating mechanism of this side-suction type range hood smoke barrier is simple in structure, easy to operate, and low cost of manufacture.
Brief description of the drawings
Fig. 1 is the range hood structure schematic diagram of embodiment mono-smoke barrier while closing;
Fig. 2 is the structural representation while removing a box side in Fig. 1;
Fig. 3 is embodiment mono-not when mounted motor, the annexation schematic diagram of rotating mechanism and smoke barrier;
After Fig. 4 is embodiment mono-mounted motor, the annexation structural representation of rotating mechanism and smoke barrier;
Fig. 5 is the decomposing schematic representation of embodiment mono-rotating mechanism;
Fig. 6 is the structural representation of embodiment mono-rotating mechanism;
Fig. 7 is the schematic diagram of center of gravity and rotating shaft pivot relation;
Fig. 8 is the structural representation of embodiment tri-rotating mechanisms.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
Embodiment mono-
As shown in Figures 1 to 6, the side-suction type range hood of the present embodiment is provided with two cover rotating mechanisms in smoke barrier 2 and air inlet faceplate 3 connections, this two covers rotating mechanism lays respectively at the both sides on top, air inlet front, every cover rotating mechanism comprises rotating shaft 4, balancing weight 6, actuating arm 5, smoke barrier support 7 and first connector 8 these five parts, wherein actuating arm 5 is curved shaft-like, its upper end is extended with the second connecting portion 51 towards the direction of lower end, the end of the second connecting portion 51 has installing hole 52, actuating arm 5 is set in rotating shaft 4 and 4 rotations around the shaft by this installing hole 52, the outside, upper end of actuating arm 5 is fixedly connected with balancing weight 6 by screw, and inner side, lower end is connected with smoke barrier support 7 by screw, smoke barrier support 7 is first fixedly connected with smoke barrier 3 upper inside wall, and the connecting portion 71 extending laterally on smoke barrier support 7 is fixedly connected with the lower end of actuating arm 5 again, rotating shaft 4 is fixedly connected with the first connector 8 through the installing hole 52 on actuating arm 5 is rear, and the first connector 8 is fixedly connected with the sidewall of lampblack absorber casing 1 again.The front portion of rotating shaft 4 offers annular groove 41, and when actuating arm 5 is set in rotating shaft 4, installing hole 52 can be stuck in annular groove 41.
By regulating the installation site of balancing weight or the weight of balancing weight itself, position of centre of gravity that can regulating rotary actuation mechanism, in the present embodiment, the center of gravity O of motion structure---two cover rotating mechanism and smoke barrier 3 these entirety---and the pivot of rotating shaft 4 coincide, as shown in Figure 6, and now, motion structure is in the process of rotating, all the time in poised state, can be parked in position arbitrarily, and user only need apply minimum power and just can open or close smoke barrier 3.
Automatically open or close in order to realize smoke barrier 3, on the rotating mechanism of the present embodiment, also additional configuration has motor 10, motor 10 is first arranged on the casing 1 of lampblack absorber, then the output shaft of motor 10 is fixedly connected with the second connector 9, the second connector 9 is fixedly connected with balancing weight 6 again, after motor 10 is installed, the pivot of its output shaft and rotating shaft 4 is located on the same line.Under this state, because motion structure is in stress balance state, so 10 need of motor are selected low power.
The fixed form of mentioning in the present embodiment is all that screw is fixed.
Embodiment bis-
The present embodiment and embodiment mono-difference are: there is no mounted motor, the open and close of smoke barrier are manual operation, and in order to improve user's feel, and smoke barrier is parked in the stability behind optional position, and damper is installed in rotating shaft.The mounting means of damper is same as the prior art, therefore imbody in the accompanying drawings not.
Embodiment tri-
The present embodiment and embodiment mono-difference are: by regulating the weight of balancing weight to change the position of rotating mechanism and this overall center of gravity of smoke barrier, the principle that the movement of the position of center of gravity is followed is: the line of the pivot of center of gravity and rotating shaft slopes inwardly 0～45 ° with respect to smoke barrier place straight line, as shown in Figure 7, in this scope angle, can easily open or close smoke barrier.In the present embodiment, the line of the pivot of center of gravity and rotating shaft and smoke barrier place straight line parallel, now, the position of center of gravity is in a critical localisation, while stirring smoke barrier, contributes to the unlatching of smoke barrier toward the P direction in Fig. 8; If while stirring smoke barrier toward Q direction, contribute to closing of smoke barrier.
Claims (15)
1. the rotating mechanism of a side-suction type range hood smoke barrier, be positioned at the junction of smoke barrier (3) Yu the air inlet faceplate (2) of lampblack absorber, it is characterized in that: comprise rotating shaft (4), actuating arm (5) and balancing weight (6), described rotating shaft (4) is fastenedly connected with casing (1) sidewall of lampblack absorber through behind the middle part of actuating arm (5), described actuating arm (5) is (4) rotation around the shaft, described balancing weight (6) is installed on the upper end of actuating arm (5), the lower end of described actuating arm (5) is connected with the inner wall tightening of smoke barrier (3).
2. the rotating mechanism of side-suction type range hood smoke barrier according to claim 1, it is characterized in that: described rotating mechanism also comprises a smoke barrier support (7), this smoke barrier support (7) is anchored on the top of smoke barrier (3) inwall, described smoke barrier support (7) has extended laterally connecting portion (71), and this connecting portion (71) is fastenedly connected with the lower end of actuating arm (5).
3. the rotating mechanism of side-suction type range hood smoke barrier according to claim 1, it is characterized in that: described rotating mechanism also comprises the first connector (8), described the first connector (8) is positioned between the casing (1) of rotating shaft (4) and lampblack absorber and is fastenedly connected with casing (1) sidewall of rotating shaft (4) and lampblack absorber respectively.
4. according to the rotating mechanism of the side-suction type range hood smoke barrier described in claim 1 or 2 or 3, it is characterized in that: under the state being connected with smoke barrier (3) at actuating arm (5), the line of the center of gravity of both entirety of described rotating mechanism and smoke barrier (3) and the pivot of rotating shaft (4) slopes inwardly 0～45 ° with respect to smoke barrier (3) place straight line.
5. the rotating mechanism of side-suction type range hood smoke barrier according to claim 4, it is characterized in that: under the state being connected with smoke barrier (3) at actuating arm (5), described rotating mechanism overlaps with the pivot of rotating shaft (4) with the center of gravity of both entirety of smoke barrier (3).
6. the rotating mechanism of side-suction type range hood smoke barrier according to claim 4, is characterized in that: on described rotating mechanism, dispose the driver part that can drive smoke barrier (3) to rotate.
7. the rotating mechanism of side-suction type range hood smoke barrier according to claim 5, is characterized in that: on described rotating mechanism, dispose the driver part that can drive smoke barrier (3) to rotate.
8. the rotating mechanism of side-suction type range hood smoke barrier according to claim 6, is characterized in that: described driver part is motor (10) or electric pushrod.
9. the rotating mechanism of side-suction type range hood smoke barrier according to claim 7, is characterized in that: described driver part is motor (10) or electric pushrod.
10. the rotating mechanism of side-suction type range hood smoke barrier according to claim 8, it is characterized in that: described motor (10) is arranged on the casing (1) of lampblack absorber, the output shaft of this motor (10) and the second connector (9) are fastenedly connected, and described the second connector (9) is connected with balancing weight (6).
The rotating mechanism of 11. side-suction type range hood smoke barriers according to claim 9, it is characterized in that: described motor (10) is arranged on the casing (1) of lampblack absorber, the output shaft of this motor (10) and the second connector (9) are fastenedly connected, and described the second connector (9) is connected with balancing weight (6).
The rotating mechanism of 12. side-suction type range hood smoke barriers according to claim 10, is characterized in that: the pivot of the output shaft of described motor (10) and rotating shaft (4) is located on the same line.
The rotating mechanism of 13. side-suction type range hood smoke barriers according to claim 11, is characterized in that: the pivot of the output shaft of described motor (10) and rotating shaft (4) is located on the same line.
The rotating mechanism of 14. side-suction type range hood smoke barriers according to claim 1, is characterized in that: in described rotating shaft, damper is installed.
The rotating mechanism of 15. side-suction type range hood smoke barriers according to claim 1, it is characterized in that: described actuating arm (5) is one curved shaft-like, the upper end of described actuating arm (5) the second connecting portion (51) that extended internally, described the second connecting portion (51) offers the installing hole (52) penetrating for described rotating shaft (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420060233.6U CN204006203U (en) | 2014-02-10 | 2014-02-10 | A kind of rotating mechanism of side-suction type range hood smoke barrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420060233.6U CN204006203U (en) | 2014-02-10 | 2014-02-10 | A kind of rotating mechanism of side-suction type range hood smoke barrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204006203U true CN204006203U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420060233.6U Expired - Lifetime CN204006203U (en) | 2014-02-10 | 2014-02-10 | A kind of rotating mechanism of side-suction type range hood smoke barrier |
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| Country | Link |
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| CN (1) | CN204006203U (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105509114A (en) * | 2015-12-28 | 2016-04-20 | 广东美的厨房电器制造有限公司 | Surface cover pushing structure and exhaust hood |
| CN106439981A (en) * | 2016-12-09 | 2017-02-22 | 成都前锋电子有限责任公司 | L-shaped range hood with openable bottom air inlet and manual opening buckle structure |
| CN106524260A (en) * | 2016-12-09 | 2017-03-22 | 成都前锋电子有限责任公司 | L-type range hood with embedded oil tank |
| CN106524259A (en) * | 2016-12-09 | 2017-03-22 | 成都前锋电子有限责任公司 | L-shaped range hood with top plate interior oil guiding optimized |
| CN106524258A (en) * | 2016-12-09 | 2017-03-22 | 成都前锋电子有限责任公司 | L-shaped extractor hood with openable and closeable bottom air inlet and capable of preventing liquid from leaking out |
| CN106642254A (en) * | 2016-12-09 | 2017-05-10 | 成都前锋电子有限责任公司 | L-type exhaust ventilator with hand-operable bottom air inlet |
| CN106705159A (en) * | 2016-12-09 | 2017-05-24 | 成都前锋电子有限责任公司 | L-shaped extractor hood with openable/closable bottom air inlet |
| CN107062319A (en) * | 2016-12-09 | 2017-08-18 | 成都前锋电子有限责任公司 | A kind of sustainable L-type range hood of front shroud |
| CN109425006A (en) * | 2017-08-31 | 2019-03-05 | 宁波方太厨具有限公司 | A kind of rotating mechanism of range hood smoke barrier |
| CN109764381A (en) * | 2019-01-18 | 2019-05-17 | 华帝股份有限公司 | Panel opening and closing movement mechanism of range hood |
| CN109974049A (en) * | 2017-12-27 | 2019-07-05 | 宁波方太厨具有限公司 | A kind of side-suction type range hood |
| CN109990335A (en) * | 2017-12-29 | 2019-07-09 | 宁波方太厨具有限公司 | The rotating mechanism of range hood smoke barrier |
| CN110686293A (en) * | 2019-10-11 | 2020-01-14 | 佛山市顺德区美的洗涤电器制造有限公司 | Smoke exhaust ventilator |
| CN114738808A (en) * | 2022-04-08 | 2022-07-12 | 宁波方太厨具有限公司 | Range hood and control method thereof |
| CN114738807A (en) * | 2022-04-08 | 2022-07-12 | 宁波方太厨具有限公司 | Range hood and control method thereof |
-
2014
- 2014-02-10 CN CN201420060233.6U patent/CN204006203U/en not_active Expired - Lifetime
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105509114A (en) * | 2015-12-28 | 2016-04-20 | 广东美的厨房电器制造有限公司 | Surface cover pushing structure and exhaust hood |
| CN106439981A (en) * | 2016-12-09 | 2017-02-22 | 成都前锋电子有限责任公司 | L-shaped range hood with openable bottom air inlet and manual opening buckle structure |
| CN106524260A (en) * | 2016-12-09 | 2017-03-22 | 成都前锋电子有限责任公司 | L-type range hood with embedded oil tank |
| CN106524259A (en) * | 2016-12-09 | 2017-03-22 | 成都前锋电子有限责任公司 | L-shaped range hood with top plate interior oil guiding optimized |
| CN106524258A (en) * | 2016-12-09 | 2017-03-22 | 成都前锋电子有限责任公司 | L-shaped extractor hood with openable and closeable bottom air inlet and capable of preventing liquid from leaking out |
| CN106642254A (en) * | 2016-12-09 | 2017-05-10 | 成都前锋电子有限责任公司 | L-type exhaust ventilator with hand-operable bottom air inlet |
| CN106705159A (en) * | 2016-12-09 | 2017-05-24 | 成都前锋电子有限责任公司 | L-shaped extractor hood with openable/closable bottom air inlet |
| CN107062319A (en) * | 2016-12-09 | 2017-08-18 | 成都前锋电子有限责任公司 | A kind of sustainable L-type range hood of front shroud |
| CN109425006A (en) * | 2017-08-31 | 2019-03-05 | 宁波方太厨具有限公司 | A kind of rotating mechanism of range hood smoke barrier |
| CN109425006B (en) * | 2017-08-31 | 2024-02-20 | 宁波方太厨具有限公司 | Rotating mechanism of smoke baffle plate of range hood |
| CN109974049A (en) * | 2017-12-27 | 2019-07-05 | 宁波方太厨具有限公司 | A kind of side-suction type range hood |
| CN109974049B (en) * | 2017-12-27 | 2024-01-16 | 宁波方太厨具有限公司 | Side-suction type range hood |
| CN109990335A (en) * | 2017-12-29 | 2019-07-09 | 宁波方太厨具有限公司 | The rotating mechanism of range hood smoke barrier |
| CN109990335B (en) * | 2017-12-29 | 2024-01-16 | 宁波方太厨具有限公司 | Rotation mechanism of smoke baffle plate of range hood |
| CN109764381A (en) * | 2019-01-18 | 2019-05-17 | 华帝股份有限公司 | Panel opening and closing movement mechanism of range hood |
| CN109764381B (en) * | 2019-01-18 | 2024-07-19 | 华帝股份有限公司 | Panel opening and closing movement mechanism of range hood |
| CN110686293A (en) * | 2019-10-11 | 2020-01-14 | 佛山市顺德区美的洗涤电器制造有限公司 | Smoke exhaust ventilator |
| CN110686293B (en) * | 2019-10-11 | 2024-03-29 | 佛山市顺德区美的洗涤电器制造有限公司 | Fume exhaust fan |
| CN114738808A (en) * | 2022-04-08 | 2022-07-12 | 宁波方太厨具有限公司 | Range hood and control method thereof |
| CN114738807A (en) * | 2022-04-08 | 2022-07-12 | 宁波方太厨具有限公司 | Range hood and control method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141210 |