CN109579083B - Fume exhauster - Google Patents
Fume exhauster Download PDFInfo
- Publication number
- CN109579083B CN109579083B CN201710907110.XA CN201710907110A CN109579083B CN 109579083 B CN109579083 B CN 109579083B CN 201710907110 A CN201710907110 A CN 201710907110A CN 109579083 B CN109579083 B CN 109579083B
- Authority
- CN
- China
- Prior art keywords
- smoke
- screen
- sliding
- range hood
- fume
- 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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- 239000003517 fume Substances 0.000 title claims abstract description 32
- 239000000779 smoke Substances 0.000 claims abstract description 90
- 230000000903 blocking effect Effects 0.000 claims abstract description 30
- 235000019504 cigarettes Nutrition 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 230000004888 barrier function Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000006233 lamp black Substances 0.000 description 1
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 discloses a range hood, which comprises a fume collecting hood and a fume shielding screen assembly, wherein an air inlet is formed at the bottom of the fume collecting hood, and the fume shielding screen assembly comprises a first fume shielding screen transversely arranged at the air inlet, and is characterized in that: the smoke blocking screen assembly further comprises a second smoke blocking screen vertically arranged on the front side of the smoke collecting cover and a driving mechanism, wherein the driving mechanism is used for driving the second smoke blocking screen to linearly move in the up-down direction; the front end of the first smoke shielding screen is hinged with the bottom end of the second smoke shielding screen, so that the first smoke shielding screen and the second smoke shielding screen are linked. Through setting up two mutually articulated and keep off cigarette screen, can drive another cigarette screen and realize translation and upset simultaneously through the mode that one of them cigarette screen of linear drive, the mode that the cigarette screen was opened, the mode of closing can improve the experience sense that the user used to the linear drive mode is simple and stable.
Description
Technical Field
The invention relates to kitchen appliances, in particular to a range hood.
Background
The range hood has become one of the indispensable kitchen appliances in modern families. The conventional range hood comprises a top suction type range hood and a near suction type range hood, wherein the top suction type range hood utilizes the principle of rising hot air to suck and discharge the naturally rising oil smoke generated during cooking, and has wider and wider application due to the advantages of neatness, light weight, small occupied space and the like.
The current top-suction type range hood (a thin, deep or tower type range hood which is arranged right above a kitchen range and does not comprise side suction and lower discharge) has the following structure forms: the top sets up the collection petticoat pipe, and collection petticoat pipe indent forms has the collection cigarette chamber, is provided with the air intake on the collection petticoat pipe, and air intake department is provided with the filter screen. The invention discloses a range hood disclosed in China patent application number 200520086100.7, which comprises a fume collecting hood arranged at the lower part and an air duct designed at the upper part of the fume collecting hood, wherein an air inlet ring connected with the bottom end of the air duct is arranged in the middle part of the fume collecting hood, a fan is arranged in the air duct, an oil filter screen is arranged at the lower part of the air inlet ring, and an oil cup is arranged at the lower part of the oil filter screen. The fume enters the fan through the oil filter screen, the front end of the fume extractor has poor oil filtering effect, and the fume is leaked around the fume extractor.
In order to improve the oil smoke absorbing effect, some range hoods with smoke baffles are also disclosed at present, and the smoke baffles are used for pressing the oil smoke. The invention discloses a range hood disclosed in China patent application number 201320021818.2, which comprises a smoke suction port, a smoke baffle plate and a pair of rotating mechanisms, wherein two ends of the smoke baffle plate are rotatably arranged on the front side of the smoke suction port through the rotating mechanisms, and the smoke suction effect of the range hood can be changed by changing the angles of the smoke baffle plate and the smoke suction port.
The range hood can be completely embedded into a cabinet hanging cabinet, and the distance between the fume collecting hood and the wall is reduced, so that the range hood is attractive in appearance and can solve the problem of pain points of the conventional range hood with a fume baffle. However, the smoke baffle is manually operated, and the smoke baffle is positioned only by the force of the spring, so that the smoke baffle is unstable and has short service life; in addition, in order to close the air inlet, the width of the smoke baffle in the front-rear direction is wider, and the hinge rotation mode can cause poor experience of users.
Disclosure of Invention
The invention aims to solve the technical problems of the prior art, and provides the range hood which is stable in operation and ensures smooth oil smoke passage.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a range hood, includes collection petticoat pipe and keeps off the cigarette screen subassembly, the bottom of collection petticoat pipe is formed with the air intake, keep off the cigarette screen subassembly and including transversely setting up the first cigarette screen in air intake department, its characterized in that: the smoke blocking screen assembly further comprises a second smoke blocking screen vertically arranged on the front side of the smoke collecting cover and a driving mechanism, wherein the driving mechanism is used for driving the second smoke blocking screen to linearly move in the up-down direction; the front end of the first smoke shielding screen is hinged with the bottom end of the second smoke shielding screen, so that the first smoke shielding screen and the second smoke shielding screen are linked.
For being convenient for inject the motion track of first cigarette screen, realize translation and upset simultaneously, the left and right both sides of first cigarette screen rear end articulates respectively has first slider, the guiding hole has been seted up to the corresponding position in collection petticoat pipe bottom left and right both sides, the guiding hole extends in preceding, back direction, the position that corresponds with the guiding hole in the collection petticoat pipe is provided with first slide rail, first slider upwards passes guiding hole and first slide rail sliding connection.
For being convenient for first slide rail and first slider realize sliding connection, first spout has been seted up to the bottom of first slide rail, first spout is unanimous with guiding hole extending direction, first slider inserts and realizes sliding connection in first spout.
In order to prevent the first sliding block from being separated from the first sliding rail to influence the action of the first smoke shielding screen, the first sliding rail is hollow and is provided with a first hollow inner cavity, the first sliding groove is communicated with the first hollow inner cavity, and a first blocking part with a size larger than that of the first sliding groove is formed on the upper portion of the first sliding block.
In order to limit the movement track of the second smoke blocking screen conveniently, second sliding blocks are arranged on the left side and the right side of the rear surface of the second smoke blocking screen, second sliding rails are respectively arranged at the corresponding positions of the left side and the right side inside the smoke collecting hood, the second sliding blocks penetrate the smoke collecting hood backwards to be connected with the second sliding rails in a sliding mode, and the driving mechanism is arranged on one of the second sliding rails and drives the corresponding second sliding blocks.
For being convenient for second slide rail and second slider realize sliding connection, the front surface of second slide rail has seted up the second spout, the second spout extends in upper and lower direction, the second slider inserts and realizes sliding connection in the second spout.
In order to prevent the second sliding block from being separated from the second sliding rail to influence the action of the second smoke shielding screen, the second sliding rail is hollow and is provided with a second hollow inner cavity, the second sliding groove is communicated with the second hollow inner cavity, and a second blocking part with a size larger than that of the second sliding groove is formed at the rear part of the second sliding block.
In order to ensure the integrity of the fume collecting hood, the fume collecting hood is provided with a front panel positioned at the front side, a window is formed in the front panel, and the second sliding block penetrates through the window and is connected with the second sliding rail.
For making the action of two cigarette shields comparatively smooth and easy, first cigarette shield has great opening angle and forward translation's distance, the second spout is and extends with vertical direction slope, the second cigarette shield is same inclination with the second spout.
For supporting the slope arrangement mode of second slide rail, the rear side of second slide rail is provided with the slide rail frame.
Compared with the prior art, the invention has the advantages that: through setting up two mutually articulated and keep off cigarette screen, can drive another cigarette screen and realize translation and upset simultaneously through the mode that one of them cigarette screen of linear drive, the mode that the cigarette screen was opened, the mode of closing can improve the experience sense that the user used to the linear drive mode is simple and stable.
Drawings
Fig. 1 is a schematic view showing a closed state of a smoke baffle of a range hood according to the present invention;
fig. 2 is a partially exploded view of the range hood of fig. 1;
fig. 3 is a partially exploded view of the range hood of fig. 1;
fig. 4 is a schematic view of a smoke collecting hood of the range hood of fig. 1;
fig. 5 is a partial cross-sectional view of the range hood of fig. 1;
fig. 6 is a cross-sectional view of a first slide rail and a first slider of the range hood of fig. 1;
fig. 7 is a cross-sectional view of a second slide rail and a second slider of the range hood of fig. 1;
fig. 8 is a schematic view showing an opened state of a smoke baffle of the range hood according to the present invention;
fig. 9 is a partial cross-sectional view of the range hood of fig. 8.
Detailed Description
The invention is described in further detail below with reference to the embodiments of the drawings.
Referring to fig. 1 to 5, a range hood includes a hood 1, a cabinet 2 above the hood 1, and for convenience of description, hereinafter, the terms "front", "rear", "left", "right", "up", "down" refer to the direction of a user relative to the range hood when the range hood is in use, and are not limited in structure. The fume collecting hood 1 comprises a front panel 12 positioned at the front side, side plates 13 positioned at the left side and the right side and a bottom plate 14 positioned at the bottom, and mechanical keys or touch keys can be arranged on the front panel 12 to control the fume exhauster; the rear bottom of the fume collecting hood 1 is provided with an oil cup 3, and the cabinet 2 is provided with a fan system (not shown).
An air inlet 11 for feeding oil smoke is formed at the bottom of the fume collecting hood 1 and between the oil cup 3 and the front panel 12.
The range hood further comprises a smoke shielding screen assembly, and the smoke shielding screen assembly comprises a first smoke shielding screen 51, a second smoke shielding screen 52, a first sliding rail 53 and a second sliding rail 54, wherein the first smoke shielding screen 51 is transversely arranged at the air inlet 11, so that the smoke shielding screen is opened when the range hood is in a working state, and a negative pressure area is downwards moved to enlarge a smoke collecting surface; the smoke blocking screen can be closed when the kitchen ventilator stops working, the air inlet 11 is closed, the filter screen and the fan with greasy dirt can be hidden, the kitchen ventilator is clean and tidy, the kitchen ventilator and the kitchen cabinet hanging cabinet form a whole, the kitchen ventilator is convenient to clean, meanwhile, the smell of the kitchen ventilator can be prevented, and the kitchen air environment is obviously improved.
The first smoke barrier 51 is sized and shaped to fit the air inlet 11, and in the closed state, the rear end of the first smoke barrier 51 is located above the oil cup 3, and the front end is located at the bottom front side of the front panel 12. The second smoke barrier 52 is vertically disposed at the front side of the front panel 12 of the smoke collecting hood 1, and preferably may be inclined as in the front panel 12. The bottom end of the second smoke barrier 52 is hinged with the front end of the first smoke barrier 51 by a hinge 521.
The left and right sides of the rear end of the first smoke blocking screen 51 are respectively hinged with a first sliding block 55, and guide holes 141 are formed at corresponding positions of the left and right sides of the bottom plate 14 (bottom) of the smoke collecting hood 1, so that the first sliding block 55 can penetrate into the smoke collecting hood 1 upwards, and the guide holes 141 extend in the front and rear directions. The bottom plate 14 is provided with a first sliding rail 53 at a position corresponding to the guide hole 141, referring to fig. 6, the first sliding rail 53 is hollow, and a first sliding groove 531 communicating with a first hollow cavity 532 of the first sliding rail 53 is provided at the bottom, and the extending direction of the first sliding groove 531 is consistent with that of the guide hole 141. The first slider 55 is inserted into the first slide rail 53, and the first blocking portion 551 having a size larger than the first slide groove 531 is formed at the upper portion of the first slider 55, whereby the first slider 55 can be prevented from being separated downward from the first slide groove 531.
The front panel 12 of the fume collecting hood 1 is provided with a window 121, the second sliding rail 54 is arranged at the left side and the right side of the interior of the fume collecting hood 1, the second sliding rail 54 is positioned at the rear side of the front panel 12, and the rear side of the second sliding rail 54 is provided with a sliding rail frame 57, so that the second sliding rail 54 can be obliquely arranged in the fume collecting hood 1. The second slide rail 54 is slidably connected to the second smoke barrier 52 via a window 121. The second slide rail 54, the front panel 12 and the second smoke barrier 52 are at the same inclination angle. The second smoke blocking screen 52 is provided with a second slider 56 on the rear surface thereof, and the second slide rail 54 is hollow, and a second slide groove 541 communicating with a second hollow cavity 542 of the second slide rail 54 is provided on the front surface thereof, the second slide groove 541 extending along the extending direction of the second slide rail 54. The second slider 56 is inserted into the second sliding groove 541 through the window 121, and the rear portion of the second slider 56 is formed with a second blocking portion 561 having a size larger than that of the second sliding groove 541, thereby preventing the second smoke barrier 52 from being separated forward from the second sliding groove 541. By providing the driving mechanism 58 on one of the slide frames 57, the second slider 56 on the corresponding side can be driven to move linearly. In this embodiment, the driving mechanism 58 is a motor, and the output end of the motor can drive the second slider 56 to linearly move along the second sliding rail 54 through a common transmission mechanism such as a worm gear, a rack and pinion. Compared with the traditional hinge rotation mode, the linear driving mode is more stable and simpler in action. Alternatively, the driving mechanism 58 may be used to drive the first slider 54 to move linearly along the first slide rail 53.
When the range hood works, the second smoke shielding screen 52 is driven to move downwards obliquely along the second sliding rail 54, so that the first smoke shielding screen 51 is driven to move forwards, the front end of the second smoke shielding screen 52 is gradually turned downwards until the second smoke shielding screen 52 reaches the lower end part of the second sliding rail 54, the first smoke shielding screen 51 and the second smoke shielding screen 52 are completely opened, and preferably, the angle between the first smoke shielding screen 51 and the horizontal direction is smaller than 90 degrees and larger than or equal to 0 degree, as shown in fig. 8 and 9. The first smoke blocking screen 51 has a certain opening angle, so that lampblack can be better guided into the range hood, and meanwhile, the first smoke blocking screen 51, the second smoke blocking screen 52 and the smoke collecting hood 1 are matched with each other to enable the negative pressure area to move downwards, so that the effect of the range hood is improved.
When the range hood stops working, the second smoke blocking screen 52 is reversely driven to obliquely and upwards translate along the second sliding rail 54, so that the first smoke blocking screen 51 is driven to backwards translate, and the front end is turned upwards to return to a roughly horizontal state until the first smoke blocking screen 51 closes the air inlet 11, see fig. 1 and 5.
Claims (10)
1. The range hood comprises a fume collecting hood (1) and a fume shielding screen assembly, wherein an air inlet (11) is formed in the bottom of the fume collecting hood (1), the fume shielding screen assembly comprises a first fume shielding screen (51) transversely arranged at the air inlet (11), and an oil cup (3) is arranged at the bottom of the rear side of the fume collecting hood (1); the method is characterized in that: the first smoke blocking screen (51) can open and close the air inlet (11), and when the first smoke blocking screen (51) is in a closed state, the rear end of the first smoke blocking screen (51) is positioned above the oil cup (3); the smoke blocking screen assembly further comprises a second smoke blocking screen (52) vertically arranged on the front side of the smoke collecting hood (1), and a driving mechanism (58), wherein the driving mechanism (58) is used for driving the second smoke blocking screen (52) to linearly move in the up-down direction; the front end of the first smoke shielding screen (51) is hinged with the bottom end of the second smoke shielding screen (52), so that the first smoke shielding screen (51) and the second smoke shielding screen (52) are linked.
2. The range hood of claim 1, wherein: the left and right sides of first cigarette shielding screen (51) rear end have articulated first slider (55) respectively, guide hole (141) have been seted up to the corresponding position in collection petticoat pipe (1) bottom left and right both sides, guide hole (141) are extending in preceding, back direction, the position that corresponds with guide hole (141) in collection petticoat pipe (1) is provided with first slide rail (53), first slider (55) upwards pass guide hole (141) and first slide rail (53) sliding connection.
3. The range hood of claim 2, wherein: the bottom of first slide rail (53) has seted up first spout (531), first spout (531) is unanimous with guiding hole (141) extending direction, first slider (55) are inserted and are realized sliding connection in first spout (531).
4. A range hood according to claim 3, wherein: the first sliding rail (53) is hollow and is provided with a first hollow inner cavity (532), the first sliding groove (531) is communicated with the first hollow inner cavity (532), and a first blocking part (551) with a size larger than that of the first sliding groove (531) is formed on the upper portion of the first sliding block (55).
5. The range hood according to any one of claims 1 to 4, wherein: the smoke-blocking device is characterized in that second sliding blocks (56) are arranged on the left side and the right side of the rear surface of the second smoke-blocking screen (52), second sliding rails (54) are respectively arranged at corresponding positions on the left side and the right side of the interior of the smoke-collecting hood (1), the second sliding blocks (56) penetrate through the smoke-collecting hood (1) backwards to be in sliding connection with the second sliding rails (54), and the driving mechanism (58) is arranged on one of the second sliding rails (54) and drives the corresponding second sliding blocks (56).
6. The range hood of claim 5, wherein: the front surface of the second sliding rail (54) is provided with a second sliding groove (541), the second sliding groove (541) extends in the vertical direction, and the second sliding block (56) is inserted into the second sliding groove (541) to realize sliding connection.
7. The range hood of claim 6, wherein: the second sliding rail (54) is hollow and is provided with a second hollow inner cavity (542), the second sliding groove (541) is communicated with the second hollow inner cavity (542), and a second blocking part (561) with a size larger than that of the second sliding groove (541) is formed at the rear part of the second sliding block (56).
8. The range hood of claim 5, wherein: the fume collecting hood (1) is provided with a front panel (12) positioned at the front side, a window (121) is formed in the front panel (12), and the second sliding block (56) penetrates through the window (121) and is connected with the second sliding rail (54).
9. The range hood of claim 6, wherein: the second sliding groove (541) extends obliquely to the vertical direction, and the second smoke blocking screen (52) and the second sliding groove (541) form the same inclination angle.
10. The range hood of claim 9, wherein: a slide rail frame (57) is arranged at the rear side of the second slide rail (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710907110.XA CN109579083B (en) | 2017-09-29 | 2017-09-29 | Fume exhauster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710907110.XA CN109579083B (en) | 2017-09-29 | 2017-09-29 | Fume exhauster |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109579083A CN109579083A (en) | 2019-04-05 |
| CN109579083B true CN109579083B (en) | 2024-02-20 |
Family
ID=65914165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710907110.XA Active CN109579083B (en) | 2017-09-29 | 2017-09-29 | Fume exhauster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109579083B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM329748U (en) * | 2007-08-07 | 2008-04-01 | Wen-Da Huang | Smoke guarding plate device of range hood |
| CN105318378A (en) * | 2014-06-30 | 2016-02-10 | 青岛海高设计制造有限公司 | Range hood |
| CN106152219A (en) * | 2016-08-19 | 2016-11-23 | 宁波方太厨具有限公司 | A kind of oil smoke leading type range hood |
| CN106439963A (en) * | 2016-09-30 | 2017-02-22 | 宁波方太厨具有限公司 | Range hood provided with cooking fume guide plate |
| CN206037173U (en) * | 2016-08-19 | 2017-03-22 | 宁波方太厨具有限公司 | Oil smoke guide type range hood |
-
2017
- 2017-09-29 CN CN201710907110.XA patent/CN109579083B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM329748U (en) * | 2007-08-07 | 2008-04-01 | Wen-Da Huang | Smoke guarding plate device of range hood |
| CN105318378A (en) * | 2014-06-30 | 2016-02-10 | 青岛海高设计制造有限公司 | Range hood |
| CN106152219A (en) * | 2016-08-19 | 2016-11-23 | 宁波方太厨具有限公司 | A kind of oil smoke leading type range hood |
| CN206037173U (en) * | 2016-08-19 | 2017-03-22 | 宁波方太厨具有限公司 | Oil smoke guide type range hood |
| CN106439963A (en) * | 2016-09-30 | 2017-02-22 | 宁波方太厨具有限公司 | Range hood provided with cooking fume guide plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109579083A (en) | 2019-04-05 |
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