CN110939966A - Range hood with rotary smoke baffle - Google Patents
Range hood with rotary smoke baffle Download PDFInfo
- Publication number
- CN110939966A CN110939966A CN201911354000.0A CN201911354000A CN110939966A CN 110939966 A CN110939966 A CN 110939966A CN 201911354000 A CN201911354000 A CN 201911354000A CN 110939966 A CN110939966 A CN 110939966A
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- China
- Prior art keywords
- smoke
- smoke baffle
- rod
- driven
- range 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.)
- Pending
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- 239000000779 smoke Substances 0.000 title claims abstract description 115
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims description 12
- 239000003517 fume Substances 0.000 claims description 7
- 230000033001 locomotion Effects 0.000 claims description 5
- 230000007306 turnover Effects 0.000 claims description 2
- 235000019504 cigarettes Nutrition 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 9
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 230000004888 barrier function Effects 0.000 description 16
- 238000010411 cooking Methods 0.000 description 7
- 230000001360 synchronised effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000000391 smoking effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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
- F24C15/2078—Removing cooking fumes movable
- F24C15/2092—Removing cooking fumes movable extendable or pivotable
-
- 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
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 with a rotary smoke baffle, which comprises a smoke collecting hood, an opening and closing mechanism and a smoke baffle; keep off the cigarette board lid and locate the collection petticoat pipe outside, mechanism that opens and shuts includes drive arrangement and drive assembly, drive arrangement locates in the collection petticoat pipe, drive assembly is including driving lever and first driven lever, driving lever one end and drive arrangement's output shaft, the other end and fender cigarette board swing joint, drive arrangement drives the driving lever rotation, in order to keep off the cigarette board and push away from the collection petticoat pipe, first driven lever one end swing joint is in collection petticoat pipe, the other end and fender cigarette board swing joint, first driven lever makes the upset of fender cigarette board, and make the centre of a circle of its upset shift up. The smoke baffle plate is arranged to enlarge the negative pressure area, reduce the escape of oil smoke and enhance the effect of oil smoke absorption, and in addition, the driving rod and the first driven rod enable the smoke baffle plate to be opened at the outer side of the smoke collecting cover, so that the operating space below the range hood is not occupied.
Description
Technical Field
The invention relates to the technical field of range hoods, in particular to a range hood with a rotary smoke baffle.
Background
With the rapid growth of social economy, the requirements of people on the quality of life are higher and higher. As is well known, cooking is closely related to people's lives, and thus, as quality of life is continuously improved, people's demands for kitchen environments are increased. In the cooking process, a large amount of oil smoke is generated, people are easy to choke, and the emitted oil smoke can dirty a kitchen, so that the range hood becomes an essential tool in the kitchen. Various range hoods appear in the market, and the smoking effect is also different, so that a better smoking effect is required, and the structural design is very key.
Common range hoods on the market have a top suction type and a side suction type. The ceiling-mounted range hood is generally used for better matching cabinets during mounting, the upper surface of a fume collecting cover is flatly attached to the bottom surface of the cabinet, so that the mounting position is generally higher, but the air inlet of the ceiling-mounted range hood is far away from a cooking bench, the fume suction effect is poorer, in order to improve the fume suction effect, the power of a motor needs to be increased, the cost is increased, the noise is increased, and the like. The distance between the air inlet and the cooking bench is shortened, so that the smoking effect is improved, but the side-draught type smoke machine and the cooking bench form a certain included angle, so that the smoke collecting effect is poor, and the oil smoke escapes; in addition, the side-draft type smoke exhaust ventilator wind cabinet system is large in size, but the whole smoke collecting hood is small in size, so that the wind cabinet system is arranged on the upper portion or the middle upper portion, part of the upper surface of the smoke collecting hood is located above the bottom surface of the cabinet, and the side-draft type smoke exhaust ventilator wind cabinet system is difficult to install when being embedded into an old cabinet.
In addition, still appear having the range hood that keeps off the cigarette board on the market, keep off the cigarette board through opening and increase negative pressure zone to reduce the oil smoke escape, but the cigarette board that keeps off of this type of range hood is generally opened along fixed centre of a circle, when keeping off the cigarette board and opening, has increased vertical occupation space, has reduced the operating space of range hood below, takes place the phenomenon of colliding with easily.
Disclosure of Invention
In order to solve the above problems, the present invention provides a range hood with a rotary smoke baffle, which can overcome the above disadvantages of poor smoke absorption effect, reduced operation space for cookers, reduced smoke escape, enhanced smoke absorption effect, and avoid reducing operation space below the range hood when the smoke baffle is opened.
The technical scheme adopted by the invention is as follows:
a range hood with a rotary smoke baffle plate comprises a smoke collecting hood, an opening and closing mechanism and a smoke baffle plate; keep off the cigarette board lid and locate collection petticoat pipe is outside, the mechanism that opens and shuts includes drive arrangement and drive assembly, drive arrangement locates in the collection petticoat pipe, drive assembly is including drive lever and first driven lever, drive lever one end with drive arrangement's output shaft, the other end with fender cigarette board swing joint, drive arrangement drives the drive lever is rotatory, in order to incite somebody to action it pushes away from to keep off the cigarette board collection petticoat pipe, first driven lever one end swing joint in the collection petticoat pipe, the other end with keep off cigarette board swing joint, first driven lever makes keep off the upset of cigarette board, and make the centre of a circle of its upset shift up.
In the above technical scheme, the driving rod and the first driven rod are both formed into an arc shape.
In the above technical scheme, two ends of the driving rod are respectively connected with the driving device and the smoke baffle plate to form two connection points, two ends of the first driven rod are respectively connected with the smoke collecting hood and the smoke baffle plate to form two connection points, and the linear distance between the connection points at the two ends of the driving rod is greater than that between the connection points at the two ends of the first driven rod.
In the above technical scheme, the mechanism that opens and shuts still includes driven subassembly, driven subassembly with the transmission subassembly is located relatively the both sides of collection petticoat pipe inner wall.
In the above technical solution, the driven assembly includes a second driven rod and a third driven rod, the second driven rod has the same structure as the driving rod, and the third driven rod has the same structure as the first driven rod.
In the above technical solution, the opening and closing mechanism further includes a limiting member for limiting a movement stroke of the driving rod.
In the above technical scheme, the limiting member is formed into a sheet-shaped body, one end of the limiting member is fixedly arranged on the driving device, and when the driving rod abuts against the limiting member, the opening angle of the smoke baffle is a limit position.
In the above technical scheme, the mechanism that opens and shuts still including the connecting rod support, the connecting rod support locate the inner wall of collection petticoat pipe, first driven lever, second driven lever and third driven lever respectively with the connecting rod support is articulated.
In the above technical scheme, the opening and closing mechanism further comprises two overturning supports, the transmission assembly is hinged to one of the overturning supports, the second driven rod and the third driven rod are hinged to the other overturning support respectively, and one side of each overturning support is connected with the smoke baffle.
In the above technical scheme, the collection petticoat pipe is including bottom plate, backplate, front panel and two pentagon form curb plates, two the curb plate is established respectively at the both ends of backplate, the front panel corresponds the backplate is with two the curb plate is connected, the bottom plate through with the curb plate is connected to the slope is located on the collection petticoat pipe, be equipped with the air intake on the bottom plate, keep off the cigarette board lid and locate the outside of air intake.
In the technical scheme, the air conditioner further comprises an oil filter screen, the left width and the right width of the oil filter screen are smaller than the left width and the right width of the air inlet, the oil filter screen is arranged in the middle of the air inlet, two through holes are formed in the left end and the right end of the air inlet, and the through holes are used for the transmission assembly and the driven assembly to penetrate through.
In the above technical solution, the linear distance between the back plate and the front plate is less than 250mm, and the linear distance between the two side plates is less than 400 mm.
After the technical scheme is adopted, the smoke baffle is arranged to enlarge the negative pressure area, the oil smoke escape is reduced, the oil smoke suction effect is enhanced, in addition, the driving rod and the first driven rod enable the smoke baffle to be opened on the outer side of the smoke collecting cover, and the operating space below the range hood is not occupied.
Drawings
FIG. 1 is a schematic perspective view of the smoke barrier of the present invention when closed;
FIG. 2 is a schematic perspective view of the smoke barrier of the present invention when open;
FIG. 3 is a partially exploded view of the first embodiment of the present invention;
FIG. 4 is a perspective view of a portion of the structure of the present invention;
FIG. 5 is a partial schematic structural view of the opening and closing mechanism of the present invention;
fig. 6 is an exploded view of the opening and closing mechanism and the smoke barrier of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the present invention provides a range hood with a rotary smoke baffle, which comprises a smoke collecting hood 1, an opening and closing mechanism 2 and a smoke baffle 3, wherein:
referring to fig. 3, the fume collecting hood 1 includes a bottom plate 11, a back plate 12, a front panel 13, a top plate and two pentagonal side plates 14;
the two side plates 14 are respectively arranged at two ends of the back plate 12, the front plate 13 is connected with the two side plates 14 corresponding to the back plate 12, the top plate is arranged at the bottom of the back plate 12, the bottom plate 11 is connected with the side plates 14 to be obliquely arranged on the smoke collecting hood 1, in the embodiment, the side plates 14 are formed into a five-edge shape with three inner angles being right angles, and the bottom plate 11 is connected with the oblique edges of the side plates 14 to be obliquely arranged on the smoke collecting hood 1; the bottom plate 11 is provided with an air inlet 111, and when the smoke baffle 3 is closed, the smoke baffle 3 covers the outer side of the air inlet 111; the bottom plate 11 is obliquely arranged to draw the distance between the air inlet 111 and the cooking bench, so that the negative pressure area is closer to the cooking bench, and the oil fume suction effect is enhanced.
In the embodiment, the range of the vertical height of the fume collecting hood 1 is 350mm-400mm, the linear distance between the back plate 12 and the front panel 13 is less than 250mm, and the linear distance between the two side plates 14 is less than 400 mm; the old-fashioned cupboard is generally 350mm in width around, 400mm in width about, because the range hood size of this embodiment is less, can imbed in the cupboard easily, need not to consider its size excessively when making the user select range hood to renew.
The smoke collecting cover 1 also comprises a connecting piece 15, the cross section area of the connecting piece 15 is in a shape of 'long' and is arranged between the front panel 13 and the smoke baffle 3, so that the smoke collecting cover 1 has more beautiful appearance.
Referring to fig. 4, 5 and 6, the opening and closing mechanism 2 includes a driving device 21, a transmission assembly 22, a driven assembly 23, a limiting member 24, a connecting bracket 25 and a turning bracket 26;
the driving device 21 is arranged in the smoke collecting hood 1, the driving device 21 comprises a synchronous motor 211 and a motor box 212, the motor box 212 is fixedly arranged on the inner wall of the side plate 14, and the synchronous motor 211 is fixedly arranged in the motor box 212.
Referring to fig. 5, the driving assembly 22 includes a driving rod 221 and a first driven rod 222; in this embodiment, the two ends of the driving rod 221 are respectively connected with the driving device 21 and the smoke barrier 3 to form two connection points, in which the connection points at the two ends of the driving rod 221 are respectively provided with a first connection hole and a second connection hole, one end of the driving rod 221 is connected with the output shaft of the driving device 21 through the first connection hole, and the other end of the driving rod 221 is hinged with the turning outer side of the smoke barrier 3 through the second connection hole; first driven lever 222 both ends are connected with collection petticoat pipe 1 and fender cigarette board 3 respectively and are formed two tie points, in this embodiment, are equipped with third connecting hole, fourth connecting hole on the tie point at first driven lever 222 both ends respectively, and first driven lever 222 one end is articulated through third connecting hole and connecting rod support 25, and connecting rod support 25 sets firmly on the inner wall of curb plate 14, and the other end of first driven lever 222 passes through the fourth connecting hole and is articulated inboard with the upset of keeping off cigarette board 3.
The driving rod 221 and the first driven rod 222 are both arc-shaped, when the synchronous motor 211 drives the driving rod 221 to rotate, the driving rod 221 pushes the smoke baffle 3 away from the air inlet 111, the smoke baffle 3 drives the first driven rod 222 to rotate, the first driven rod 222 enables the circle center of the turning smoke baffle 3 to move upwards, and when the smoke baffle 3 is opened, the smoke baffle 3 is located on the outer side of the front panel 13 and does not occupy the operation space below the range hood.
The linear distance between the connection points at the two ends of the driving rod 221 is greater than that between the connection points at the two ends of the first driven rod 222, the driving rod 221 is hinged with the turning outer side of the smoke baffle plate 3, and the first driven rod 222 is hinged with the turning inner side of the smoke baffle plate 3, so that the smoke baffle plate 3 performs turning motion; in this embodiment, the ratio of the linear distance between the two end connection points of the driving lever 221 and the linear distance between the two end connection points of the first driven lever 222 is 1:1.7, so that the smoke barrier is inclined downward.
In addition, the limiting member 24 is used for limiting the movement stroke of the driving rod 221, the limiting member 24 is formed into a sheet-shaped body, one end of the limiting member 24 is fixedly arranged on the motor box 212, when the driving rod 221 abuts against the other end of the limiting member 24, the opening angle of the smoke barrier 3 is a limiting position, and in this embodiment, when the smoke barrier 3 is opened, the range of the angle between the smoke barrier 3 and the vertical plane is 110-120 °.
The driven component 23 and the transmission component 22 are oppositely arranged on the two side plates 14 of the inner wall of the smoke collecting cover 2 and are respectively hinged with the left end and the right end of the smoke baffle 3, so that the smoke baffle 3 is more stable to open or close. The driven assembly 23 includes a second driven rod 231 and a third driven rod 232, the second driven rod 231 has the same structure as the driving rod 221, the third driven rod 232 has the same structure as the first driven rod 222, the second driven rod 231 and the third driven rod 232 are respectively hinged to the connecting rod bracket 25, and the connecting rod bracket 25 is fixedly disposed on the inner wall of the side plate 14. Since the two driving devices 21 are provided, the movement is not uniform, and therefore, in the present embodiment, the opening and closing mechanism includes only one driving device 21.
In addition, the transmission assembly 22 and the driven assembly 23 are both connected with the smoke baffle 3 through the overturning bracket 26; that is, the driving rod 221 and the first driven rod 222 are hinged to the same turning bracket 26, the second driven rod 231 and the third driven rod 232 are hinged to the same turning bracket 26, and one side of the turning bracket 26 is fixedly connected to the smoke barrier 3.
The range hood further comprises an oil filter screen 4, the left width and the right width of the oil filter screen 4 are smaller than the left width and the right width of the air inlet 111, the oil filter screen 4 is arranged in the middle of the air inlet 111, two through holes 1111 are formed in the left end and the right end of the air inlet 111, and the two through holes 1111 are respectively used for the transmission assembly 22 and the driven assembly 23 to penetrate through.
The working process is as follows: when the smoke barrier 3 is opened, the synchronous motor 211 drives the driving rod 221 to rotate, the driving rod 221 pushes the smoke barrier 3 away from the air inlet 111, the smoke barrier 3 drives the first driven rod 222, the second driven rod 231 and the third driven rod 232 to rotate, and the first driven rod 222 and the third driven rod 232 rotate to turn over the smoke barrier 3 and move the center of the turned circle upwards. When the smoke barrier 3 is closed, the synchronous motor 211 drives the driving rod 221 to rotate reversely, and the driving rod 221 enables the smoke barrier 3 to cover the air inlet.
In the invention, the smoke baffle plate 3 is arranged to increase the negative pressure area, reduce the escape of oil smoke and enhance the effect of oil smoke suction, and in addition, the driving rod 221 and the first driven rod 222 enable the smoke baffle plate 3 to be opened at the outer side of the smoke collecting cover 1, thus not occupying the operating space below the range hood.
The above examples are intended to illustrate rather than to limit the invention, and all equivalent changes and modifications made by the methods described in the claims of the present invention are intended to be included within the scope of the present invention.
Claims (12)
1. A range hood with a rotary smoke baffle is characterized by comprising a smoke collecting hood (1), an opening and closing mechanism (2) and a smoke baffle (3); the smoke baffle plate (3) is covered outside the smoke collecting cover (1), the opening and closing mechanism (2) comprises a driving device (21) and a transmission component (22), the driving device (21) is arranged in the fume collecting hood (1), the transmission assembly (22) comprises a driving rod (221) and a first driven rod (222), one end of the driving rod (221) is connected with an output shaft of the driving device (21), the other end of the driving rod is movably connected with the smoke baffle plate (3), the driving device (21) drives the driving rod (221) to rotate, so as to push the smoke baffle plate (3) away from the smoke collecting cover (1), one end of the first driven rod (222) is movably connected in the smoke collecting cover (1), the other end is movably connected with the smoke baffle plate (3), the first driven rod (222) enables the smoke baffle plate (3) to turn over, and enables the center of the turning circle to move upwards.
2. The range hood with the rotary smoke baffle as claimed in claim 1, wherein the driving rod (221) and the first driven rod (222) are both formed in an arc shape.
3. The range hood with the rotary smoke baffle as claimed in claim 2, wherein two ends of the driving rod (221) are connected with the driving device (21) and the smoke baffle (3) respectively to form two connection points, two ends of the first driven rod (222) are connected with the smoke collecting hood (1) and the smoke baffle (3) respectively to form two connection points, and a linear distance between the connection points of the two ends of the driving rod (221) is greater than that between the connection points of the two ends of the first driven rod (222).
4. The range hood with the rotary smoke baffle according to any one of claims 1-3, wherein the opening and closing mechanism (2) further comprises a driven assembly (23), and the driven assembly (23) and the transmission assembly (22) are arranged on two sides of the inner wall of the smoke collecting hood (2) relatively.
5. The range hood with the rotary smoke baffle as claimed in claim 4, wherein the driven assembly (23) comprises a second driven rod (231) and a third driven rod (232), the second driven rod (231) and the driving rod (221) have the same structure, and the third driven rod (232) and the first driven rod (222) have the same structure.
6. The range hood with the rotary smoke baffle as claimed in any one of claims 1 to 3, wherein the opening and closing mechanism (2) further comprises a limiting member (24) for limiting the movement stroke of the driving rod (221).
7. The range hood with the rotary smoke baffle as claimed in claim 6, wherein the limiting member (24) is formed as a sheet, one end of the limiting member is fixed on the driving device (21), and when the driving rod (221) abuts against the limiting member (24), the opening angle of the smoke baffle (3) is a limit position.
8. The range hood with the rotary smoke baffle according to claim 5, wherein the opening and closing mechanism (2) further comprises a connecting rod support (25), the connecting rod support (25) is arranged on the inner wall of the smoke collecting cover (1), and the first driven rod (222), the second driven rod (231) and the third driven rod (232) are respectively hinged with the connecting rod support (25).
9. The range hood with the rotary smoke baffle as claimed in claim 5, wherein the opening and closing mechanism (2) further comprises two turning supports (26), the transmission assembly (22) is hinged to one turning support (26), the second driven rod (231) and the third driven rod (232) are respectively hinged to the other turning support (26), and one side of the turning support (26) is connected with the smoke baffle (3).
10. The range hood with the rotary smoke baffle according to claim 4, wherein the smoke collecting hood (1) comprises a bottom plate (11), a back plate (12), a front panel (13) and two pentagonal side plates (14), the two side plates (14) are respectively arranged at two ends of the back plate (12), the front panel (13) is connected with the two side plates (14) corresponding to the back plate (12), the bottom plate (11) is obliquely arranged on the smoke collecting hood (1) by being connected with the side plates (14), an air inlet (111) is arranged on the bottom plate (11), and the smoke baffle (3) is covered outside the air inlet (111).
11. The range hood with the rotary smoke baffle according to claim 10, further comprising an oil filter screen (4), wherein the left and right width of the oil filter screen (4) is smaller than the left and right width of the air inlet (111), the oil filter screen (4) is disposed in the middle of the air inlet (111), so that two through holes (1111) are formed at the left and right ends of the air inlet (111), and the through holes (1111) are provided for the transmission assembly (22) and the driven assembly (23) to penetrate through.
12. The range hood with the rotary smoke baffle as claimed in claim 11, wherein the linear distance between the back plate (12) and the front plate (13) is less than 250mm, and the linear distance between the two side plates (14) is less than 400 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911354000.0A CN110939966A (en) | 2019-12-25 | 2019-12-25 | Range hood with rotary smoke baffle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911354000.0A CN110939966A (en) | 2019-12-25 | 2019-12-25 | Range hood with rotary smoke baffle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110939966A true CN110939966A (en) | 2020-03-31 |
Family
ID=69912240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911354000.0A Pending CN110939966A (en) | 2019-12-25 | 2019-12-25 | Range hood with rotary smoke baffle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110939966A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113175692A (en) * | 2021-04-08 | 2021-07-27 | 海信(广东)厨卫系统股份有限公司 | Fume exhaust fan |
-
2019
- 2019-12-25 CN CN201911354000.0A patent/CN110939966A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113175692A (en) * | 2021-04-08 | 2021-07-27 | 海信(广东)厨卫系统股份有限公司 | Fume exhaust fan |
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