CN108709210B - Double-air-duct fume-discharging fume-collecting hood hidden fume extractor - Google Patents
Double-air-duct fume-discharging fume-collecting hood hidden fume extractor Download PDFInfo
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- CN108709210B CN108709210B CN201810636257.4A CN201810636257A CN108709210B CN 108709210 B CN108709210 B CN 108709210B CN 201810636257 A CN201810636257 A CN 201810636257A CN 108709210 B CN108709210 B CN 108709210B
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- smoke
- fume
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- collecting hood
- duct
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- 238000007599 discharging Methods 0.000 title claims abstract description 9
- 239000003517 fume Substances 0.000 title claims description 108
- 239000000779 smoke Substances 0.000 claims abstract description 143
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 239000006233 lamp black Substances 0.000 claims abstract 8
- 235000019504 cigarettes Nutrition 0.000 claims description 3
- 230000008602 contraction Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000010411 cooking Methods 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000000391 smoking effect Effects 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
- F24C15/2078—Removing cooking fumes movable
- F24C15/2085—Removing cooking fumes movable adjustable in height
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- 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 smoke collecting hood hidden type range hood with double-air-duct lampblack discharging, which comprises a bellows with a smoke discharging pipeline and a smoke collecting hood arranged in the bellows, wherein the smoke collecting hood is connected with a driving mechanism and is arranged in the bellows in a lifting manner, the leading-out end of a connecting wire penetrates out of a swinging arm and is connected with a control box, and the lifting smoke collecting hood can enable the connecting wire to swing along with the swinging arm.
Description
Technical Field
The invention relates to the technical field of range hood structures, in particular to a fume collecting hood hidden type range hood with double-air-duct fume lower exhaust.
Background
The range hood is also called as a range hood, is a kitchen appliance for purifying kitchen environment, and can rapidly pump exhaust gas generated by combustion of a cooking range and oil smoke generated in a cooking process and discharge the exhaust gas outdoors so as to achieve the aim of purifying the kitchen environment.
The lower exhaust fume extractor comprises an oil fume collecting hood arranged above a cabinet and a bellows structure arranged in the cabinet, wherein the oil fume collecting hood is communicated with the bellows, an air duct component is arranged in the bellows, the air duct component comprises a volute, a motor and an impeller component, negative pressure is generated in the bellows when the air duct component works, a negative pressure area is formed at a fume suction opening of the oil fume collecting hood, fume generated by cooking is absorbed by the negative pressure, enters the bellows through the oil fume collecting hood and is exhausted through a fume exhaust pipeline, the purification of kitchen fume is realized, the problems of oil dripping and large occupied space on the upper part of the traditional exhaust fume extractor are avoided, and noise can be reduced due to the structure that the bellows is arranged in the cabinet.
However, the conventional down-flow range hood has the following problems: after the fume collecting hood is fixedly connected with the air box, the fume suction opening is positioned above the cabinet, the position is difficult to readjust, and the problem of large occupied space still exists. Meanwhile, as the oil smoke is fast and slow in the rising process, the oil smoke with slower speed is positioned at the bottom of the oil smoke with faster speed and is diffused to the periphery, when the existing downward-discharging type range hood is used, the oil smoke positioned above the lower-discharging type range hood can be sucked away by the range hood, and a part of the oil smoke with slower speed can escape from the range hood due to the fact that the height of a smoke suction port of the range hood is not corresponding, so that the oil smoke absorption effect is not thorough enough, the kitchen environment is polluted, and the health of a user is threatened. Meanwhile, for convenient operation, a control panel is usually arranged in the end face of the fume collecting hood, and a connecting wire of the control panel needs to be connected with a control box fixed in the air box, so that the problem of line walking of the connecting wire in the fume collecting hood and the air box is difficult to solve.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a fume collecting hood hidden type range hood with double-air-duct fume lower exhaust, which can hide the fume collecting hood in an air box, thoroughly absorb and treat the fume in different height ranges by lifting control, reasonably arrange connecting wires, protect the fume collecting hood and reduce abrasion.
In order to achieve the above purpose, the invention provides a fume collecting hood hidden type range hood with double air flue fume, which comprises a wind box with a fume exhaust pipeline and a fume collecting hood arranged in the wind box, wherein the fume exhaust pipeline is positioned at the bottom of the wind box, a double air flue component communicated with the fume exhaust pipeline is arranged in the wind box, an inwards concave fume collecting cavity is arranged in the fume collecting hood, a control box electrically connected with a driving motor for providing power for rotation of an impeller is arranged on a volute of the double air flue component, a fume suction port communicated with the fume collecting cavity is arranged at the upper part of the end face of the fume collecting hood, a fume guide port communicated with the fume collecting cavity is arranged at the lower part of the end face of the fume collecting hood, the double air flue component is fixed in the wind box and covers one side of the fume guide port, the double air flue component can generate centrifugal negative pressure acting on the fume collecting cavity through the fume guide port, the fume collecting hood is connected with a driving mechanism to be arranged in the wind box in a liftable manner, the fume collecting hood is controlled to extend out of the wind box from the wind box and the fume collecting hood is adjusted by lifting; the smoke collecting hood is characterized in that a control panel is arranged on the smoke collecting hood, a connecting line is arranged on the control panel, the smoke collecting hood is provided with support columns which are arranged on two sides of the smoke collecting chamber and provided with through grooves, the connecting line is led out from the bottoms of the support columns through the through grooves, a pair of hollow swinging arms capable of swinging are arranged at the bottoms of the smoke collecting hood, leading-out ends of the connecting line penetrate out of the swinging arms and are connected with the control box, the end parts of the swinging arms are in sliding limiting connection with the smoke discharging pipeline, and the smoke collecting hood can enable the connecting line to swing along with the swinging arms.
Preferably, an air duct cavity for accommodating the double air duct component is formed in the air box, an accommodating cavity which is located on one side of the air duct cavity and is mutually communicated is formed in the air box, the fume collecting hood is installed in the accommodating cavity in a lifting mode, the double air duct component is located on one side of the fume collecting hood, and after the fume collecting hood is lifted, a fume inlet of the double air duct component is always opposite to a fume guiding port of the fume collecting hood.
Preferably, the fume collecting hood comprises a pair of vertically distributed support columns and side plates connected to the support columns, the fume collecting chamber is formed between the side plates and the support columns, a containing groove is formed above the fume collecting chamber, the containing groove is communicated with the through groove of the support columns, the control panel is connected to the side walls of the containing groove, and the connecting line of the control panel is located in the containing groove.
Preferably, the driving mechanism comprises an electric telescopic screw driven by a motor and a bearing seat fixed at the bottom of the accommodating cavity, the electric telescopic screw is limited and fixed in the fume collecting hood and vertically extends downwards, the end part of the electric telescopic screw is rotationally connected with the bearing seat, so that the electric telescopic screw is supported between the bearing seat and the fume collecting hood, and the electric telescopic screw driven by the motor is telescopic to support the fume collecting hood to do lifting motion in the accommodating cavity.
Preferably, the motor is fixed in the accommodating groove, the electric telescopic screw is fixed in the smoke collecting cavity and extends vertically downwards, a motor wire of the motor is positioned in the accommodating groove and sequentially penetrates through the through groove of the supporting column and the swing arm to be led out, and an led-out end of the motor wire is electrically connected with the control box.
Preferably, the smoke exhaust pipeline is provided with a horizontally distributed slide rail, one end of the swing arm is rotationally connected with the smoke collecting cover, the other end of the swing arm is provided with a roller, the roller is slidably and limitedly arranged in the slide rail, and the smoke collecting cover can be lifted to drive one end of the swing arm to slide in the slide rail.
Preferably, the swing arm is provided with a wiring groove distributed along the length direction of the swing arm, the upper cover of the wiring groove is provided with a limiting cover plate, the length of the limiting cover plate is smaller than that of the wiring groove, and the connecting wire and the motor wire are limited and fixed in the wiring groove.
Preferably, the smoke collecting cover is provided with a panel positioned at the smoke suction port, and the panel is obliquely arranged relative to the vertical direction.
Preferably, the double air duct assembly comprises a pair of spiral cases fixed on a connecting plate and impellers positioned on the spiral cases and driven by the driving motor, a smoke inlet is formed on one side of each spiral case, a smoke outlet is formed at the bottom of each spiral case, the connecting plate is connected between the accommodating cavity and the air duct cavity, the smoke inlet is opposite to the smoke guide opening of the smoke collecting cavity, and the smoke outlet of each spiral case is connected to the opening of the smoke exhaust pipeline.
Preferably, two sides of the bellows are provided with smoke exhaust pipes, and the smoke exhaust pipes are respectively connected with two ends of the smoke exhaust pipeline.
The invention has the beneficial effects that: compared with the prior art, the smoke collecting hood structure arranged in a lifting manner is utilized, so that the smoke collecting hood structure can be hidden into the air box, the occupied area of a device for a kitchen is reduced, the height of a smoke suction opening is controlled in an adjustable manner, the mode that the traditional smoke collecting hood only can suck smoke at a single height is changed, the smoke suction opening is utilized to continuously move, the smoke at different heights is subjected to omnibearing suction treatment, the escape phenomenon of the smoke generated in the use process of the traditional smoke collecting hood is improved, the connecting wires are led out from the two sides of the smoke collecting hood, the connecting wires are prevented from penetrating through a smoke collecting cavity, meanwhile, the swing arm is arranged at the bottom of the smoke collecting hood, the supporting and limiting of the smoke collecting hood are achieved, the connecting wires are prevented from bending due to lifting of the smoke collecting hood, the smoke collecting hood is prevented from collision, the connecting wires are reasonably arranged in the air box and the smoke collecting hood, and the service life of the smoke collecting hood is prolonged.
The features and advantages of the present invention will be described in detail by way of example with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic illustration of the connection of a hood to a dual duct assembly in accordance with the present invention;
FIG. 4 is a schematic illustration of the connection of the fume collection hood to the bellows of the present invention;
FIG. 5 is a schematic view showing a lifting state of the fume collecting hood according to the present invention;
FIG. 6 is a schematic perspective view of the smoke collecting hood and smoke exhaust duct of the present invention;
FIG. 7 is a schematic view of the structure of the swing arm of the present invention;
FIG. 8 is a schematic view of a dual duct assembly according to the present invention;
in the figure: the smoke exhaust system comprises a 1-smoke exhaust pipeline, a 2-bellows, a 3-smoke collecting cover, a 4-double-air-duct component, a 5-smoke collecting cavity, a 6-smoke absorbing port, a 7-smoke guiding port, an 8-control panel, a 9-connecting wire, a 10-through groove, an 11-supporting column, a 12-swing arm, a 13-air-duct cavity, a 14-accommodating cavity, a 15-motor, a 16-electric telescopic screw rod, a 17-bearing seat, a 31-side plate, a 32-accommodating groove, a 18-motor wire, a 19-roller, a 20-sliding rail, a 21-limit cover plate, a 22-wiring groove, a 23-panel, a 41-volute, a 42-driving motor, a 43-control box, a 44-connecting plate, a 45-smoke inlet, a 46-smoke outlet, a 47-opening and a 48-smoke exhaust pipe.
Detailed Description
Referring to fig. 1 to 7, the invention comprises a wind box 2 with a smoke exhaust pipeline 1 and a smoke collecting cover 3 arranged in the wind box 2, the smoke exhaust pipeline 1 is positioned at the bottom of the wind box 2, a double-wind-channel component 4 communicated with the smoke exhaust pipeline 1 is arranged in the wind box 2, an inwards concave smoke collecting cavity 5 is arranged in the smoke collecting cover 3, a control box 43 electrically connected with a driving motor 42 for powering rotation of an impeller is arranged on a volute 41 of the double-wind-channel component 4, a smoke suction opening 6 communicated with the smoke collecting cavity 5 is arranged at the upper part of the end surface of the smoke collecting cover 3, a smoke guide opening 7 communicated with the smoke collecting cavity 5 is arranged at the lower part of the end surface of the smoke collecting cover 3, the double-wind-channel component 4 is fixed in the wind box 2 and covers one side of the smoke guide opening 7, the double-wind-channel component 4 can generate centrifugal negative pressure acting on the smoke collecting cavity 5 through the smoke guide opening 7, the smoke collecting cover 3 is connected with a driving mechanism to be arranged in the wind box 2 in a liftable manner, the smoke collecting cover 3 can extend out of the wind box 2 from the wind box 2, and the smoke collecting cover 3 can be controlled to extend out of the wind box 2 relatively to the smoke suction opening 6; be equipped with control panel 8 on the collection petticoat pipe 3, be equipped with connecting wire 9 on the control panel 8, collection petticoat pipe 3 is equipped with and is located collection cigarette cavity 5 both sides and has the support column 11 that link up the groove 10, connecting wire 9 is drawn forth from the bottom of support column 11 by link up the groove 10, collection petticoat pipe 3 bottom is equipped with a pair of cavity and wobbling swing arm 12, the leading-out end of connecting wire 9 follow in the swing arm 12 wear out and with control box 43 connects, the tip of swing arm 12 is slidable spacing connection and is in on the exhaust pipe 1, goes up and down collection petticoat pipe 3 can make connecting wire 9 follow swing arm 12 takes place the swing. According to the invention, the traditional single air duct assembly is replaced by the double air duct assembly, so that the smoking efficiency is improved, the air box 2 is arranged in the cabinet, the fume is discharged through the fume discharge pipeline 1, the lower fume discharge mode is achieved, the structure that the fume guide port 7 is directly covered with the double air duct assembly 4 is omitted, the structure that the traditional fume guide port 7 is connected with the air duct assembly 4 by a third person is utilized, the height of the fume suction port 6 is controlled by utilizing the lifting fume collection cover 3 structure, and when the fume suction ventilator is out of service, the fume collection cover 3 is retracted into the air box 2 to be hidden, and the structure that the traditional fume collection cover is always protruded from the cabinet or is always positioned above the cabinet is changed. Meanwhile, the mode that the traditional range hood can only suck the oil smoke at a single height is changed, the continuous movement of the smoke suction opening 6 is utilized, the oil smoke at different heights is conveniently sucked in all directions, the oil smoke escape phenomenon of the traditional range hood in the use process is improved, and the purification treatment of the kitchen environment is realized. When the fume collecting hood 3 is arranged to be in a lifting structure, the connecting wire 9 of the control panel 8 is continuously bent and then damaged in the lifting process of the fume collecting hood 3, meanwhile, the fume collecting hood 3 is easy to collide with the connecting wire to break, and according to the structure of the support column 11, the connecting wire 9 can be led out from two sides of the fume collecting hood 3 to avoid penetrating through the fume collecting chamber 5, meanwhile, the swing arm 12 is arranged at the bottom of the fume collecting hood 3, part of the connecting wire 9 is limited and fixed in the swing arm 12, after the fume collecting hood 3 is lifted, the swing arm 12 swings, the connecting wire 9 is protected and limited at the same time, and the swing structure of the swing arm 12 is utilized to support and guide the fume collecting hood 3, so that the lifting of the fume collecting hood is more flexible.
Specifically, an air duct cavity 13 for accommodating the double air duct assembly 4 is formed in the air duct 2, a containing cavity 14 which is located at one side of the air duct cavity 13 and is mutually communicated is formed in the air duct 2, the smoke collecting hood 3 is installed in the containing cavity 14 in a lifting mode, the height of the smoke collecting hood 3 is equal to that of the containing cavity 14, the double air duct assembly 4 is located at one side of the smoke collecting hood 3, after the smoke collecting hood 3 is lifted, a smoke inlet 45 of the double air duct assembly 4 is always opposite to a smoke guide opening 7 of the smoke collecting hood 3, so that no matter how the smoke collecting hood 3 is lifted, negative pressure acting on the smoke collecting cavity 5 can be always generated by the double air duct assembly 4, and smoke can be sucked by the smoke suction opening 6.
Specifically, the fume collecting hood 3 includes a pair of vertically distributed support columns 11 and a side plate 31 connected to the support columns 11, the fume collecting chamber 5 is formed between the side plate 31 and the support columns 11, a containing groove 32 is arranged above the fume collecting chamber 5, the containing groove 32 is communicated with a through groove 10 of the support columns 11, the control panel 8 is connected to the side wall of the containing groove 32, and a connecting line 9 of the control panel 8 is positioned in the containing groove 32. The use of separate receiving grooves 32 and fume collecting chambers 5 makes it possible to avoid the connection lines 9 of the fume pollution control surface 8.
Specifically, the driving mechanism comprises an electric telescopic screw 16 driven by a motor 15 and a bearing seat 17 fixed at the bottom of the accommodating cavity 14, the electric telescopic screw 16 is fixed in the fume collecting hood 3 in a limiting manner and extends vertically downwards, the end part of the electric telescopic screw 16 is rotationally connected with the bearing seat 17, so that the electric telescopic screw 16 is supported between the bearing seat 17 and the fume collecting hood 3, and the motor 15 drives the electric telescopic screw 16 to complete expansion and contraction so as to support the fume collecting hood 3 to do lifting movement in the accommodating cavity 14. The specific structure of the electric telescopic screw 16 is the prior art, and the electric telescopic screw 16 can extend after being powered by the motor 15.
Specifically, the motor 15 is fixed in the accommodating groove 32, the electric telescopic screw 16 is fixed in the smoke collecting chamber 5 and extends vertically downwards, the motor wire 18 of the motor 15 is positioned in the accommodating groove 32 and sequentially passes through the through groove 10 of the supporting column 11 and the swinging arm 12 to be led out, and the leading-out end of the motor wire 18 is electrically connected with the control box 43. After a control command is sent by the control panel 8, the control command is processed by the control box 43, and finally, the motor 15 is electrified by the motor wire 18, so that the operation is completed.
Specifically, the smoke exhaust pipeline 1 is provided with a horizontally distributed slide rail 20, one end of the swing arm 12 is rotatably connected with the smoke collecting cover 3, the other end of the swing arm is provided with a roller 19, the roller 19 is slidably and limitedly arranged in the slide rail 20, and the smoke collecting cover 3 can be lifted to drive one end of the swing arm 12 to slide in the slide rail 20. With this structure, the swing arm 12 can support the fume collecting hood 3 to be lifted and lowered flexibly.
Specifically, the swing arm 12 is provided with a wiring groove 22 distributed along the length direction thereof, the upper cover of the wiring groove 22 is provided with a limiting cover plate 21, the length of the limiting cover plate 21 is smaller than that of the wiring groove 22, and the connecting wire 9 and the motor wire 18 are fixed in the wiring groove 22 in a limiting manner. After the connecting wire 9 and the motor wire 18 pass through the through groove 10 of the supporting column 11, the connecting wire 9 and the motor wire 18 enter the wiring groove 22 and are finally connected to the control box 43, and the limiting cover plate 21 can fix the connecting wire 9 and the motor wire 18, so that the connecting wire 9 and the motor wire 18 are prevented from falling out in the swinging process of the swinging arm 12.
Specifically, the fume collecting hood 3 is provided with a panel 23 positioned at the fume suction opening 6, and the panel 23 is obliquely arranged relative to the vertical direction.
Specifically, the double air duct assembly 4 includes a pair of spiral cases 41 fixed on a connection plate 44 and an impeller positioned on the spiral cases 41 and driven by the driving motor 42, a smoke inlet 45 is formed on one side of the spiral cases 41, a smoke outlet 46 is formed at the bottom of the spiral cases 41, the connection plate 44 is connected between the accommodating cavity 14 and the air duct cavity 13, the smoke inlet 45 is opposite to the smoke guiding port 7 of the smoke collecting cavity 5, and the smoke outlet 46 of the spiral cases 41 is connected to an opening 47 of the smoke discharging pipeline 1.
Specifically, two sides of the bellows 2 are provided with smoke exhaust pipes 48, and the smoke exhaust pipes 48 are respectively connected with two ends of the smoke exhaust pipeline 1. The bellows 2 is convenient to install, and when the device is used, one smoke exhaust pipe 48 is plugged according to the installation environment, so that the remaining smoke exhaust pipes 48 can exhaust oil smoke.
The above embodiments are illustrative of the present invention, and not limiting, and any simple modifications of the present invention fall within the scope of the present invention.
Claims (10)
1. The utility model provides a two wind channel oil smoke are hidden range hood of collection petticoat pipe under exhaust, is including bellows (2) and the setting that have exhaust duct (1) are in collection petticoat pipe (3) in bellows (2), exhaust duct (1) are located bellows (2) bottom, be equipped with in bellows (2) with the two wind channel subassemblies (4) of exhaust duct (1) intercommunication, be equipped with inwards sunken collection cigarette cavity (5) in collection petticoat pipe (3), be equipped with on spiral case (41) of two wind channel subassemblies (4) with drive motor (42) electricity that provide power for impeller rotation control box (43), its characterized in that: the upper part of the end face of the fume collecting hood (3) is provided with a fume suction port (6) communicated with the fume collecting cavity (5), the lower part of the end face of the fume collecting hood (3) is provided with a fume guide port (7) communicated with the fume collecting cavity (5), the double air duct component (4) is fixed in the air box (2) and covered on one side of the fume guide port (7), the double air duct component (4) can generate centrifugal negative pressure acting on the fume collecting cavity (5) through the fume guide port (7), the fume collecting hood (3) is connected with a driving mechanism and is arranged in the air box (2) in a lifting manner, the fume collecting hood (3) is controlled to extend out of the air box (2) in a lifting manner, and the height of the fume suction port (6) relative to the air box (2) is adjusted; be equipped with control panel (8) on collection petticoat pipe (3), be equipped with connecting wire (9) on control panel (8), collection petticoat pipe (3) are equipped with and are located collection cigarette cavity (5) both sides and have support column (11) of lining up groove (10), connecting wire (9) are drawn forth from the bottom of support column (11) by lining up groove (10), collection petticoat pipe (3) bottom is equipped with a pair of cavity and wobbling swing arm (12), the exit end of connecting wire (9) follow wear out in swing arm (12) and with control box (43) are connected, the tip of swing arm (12) is slidable spacing connection on smoke exhaust pipeline (1), goes up and down collection petticoat pipe (3) can make connecting wire (9) follow swing arm (12) take place the swing.
2. The extractor hood with a hidden smoke collecting hood for double-air-duct lampblack lower exhaust of claim 1, wherein: an air duct cavity (13) for accommodating the double air duct component (4) is arranged in the air duct (2), an accommodating cavity (14) which is positioned at one side of the air duct cavity (13) and is mutually communicated is arranged in the air duct (2), the fume collecting hood (3) is installed in the accommodating cavity (14) in a lifting manner, the double air duct assembly (4) is located on one side of the fume collecting hood (3), and after the fume collecting hood (3) is lifted, a fume inlet (45) of the double air duct assembly (4) is always opposite to a fume guide opening (7) of the fume collecting hood (3).
3. The extractor hood with a double-air-duct lampblack lower exhaust smoke collecting hood hidden in claim 2, wherein: the smoke collecting cover (3) comprises a pair of support columns (11) which are vertically distributed and side plates (31) which are connected to the support columns (11), a smoke collecting cavity (5) is formed between the side plates (31) and the support columns (11), a containing groove (32) is formed above the smoke collecting cavity (5), the containing groove (32) is communicated with a through groove (10) of the support columns (11), a control panel (8) is connected to the side walls of the containing groove (32), and a connecting line (9) of the control panel (8) is located in the containing groove (32).
4. A hood hidden extractor hood for double duct smoke down-draft according to claim 3, wherein: the driving mechanism comprises an electric telescopic screw (16) driven by a motor (15) and a bearing seat (17) fixed at the bottom of the accommodating cavity (14), the electric telescopic screw (16) is limited and fixed in the fume collecting hood (3) and extends vertically downwards, the end part of the electric telescopic screw (16) is rotationally connected with the bearing seat (17), the electric telescopic screw (16) is supported between the bearing seat (17) and the fume collecting hood (3), and the motor (15) drives the electric telescopic screw (16) to complete expansion and contraction so as to support the fume collecting hood (3) to do lifting movement in the accommodating cavity (14).
5. The double-duct fume-down-exhaust fume-collecting hood concealed range hood according to claim 4, wherein: the motor (15) is fixed in the accommodating groove (32), the electric telescopic screw (16) is fixed in the smoke collecting cavity (5) and vertically extends downwards, a motor wire (18) of the motor (15) is positioned in the accommodating groove (32) and sequentially penetrates through the through groove (10) of the supporting column (11) and the swinging arm (12) to be led out, and the leading-out end of the motor wire (18) is electrically connected with the control box (43).
6. The extractor hood with a hidden smoke collecting hood for double-air-duct lampblack lower exhaust of claim 1, wherein: the smoke exhaust pipeline (1) is provided with a horizontally distributed sliding rail (20), one end of the swing arm (12) is rotationally connected with the smoke collecting cover (3), the other end of the swing arm is provided with a roller (19), the roller (19) is slidably and limitedly arranged in the sliding rail (20), and the smoke collecting cover (3) can be lifted to drive one end of the swing arm (12) to slide in the sliding rail (20).
7. The extractor hood with the double-air-duct lampblack lower exhaust hood hidden in the invention of claim 5, wherein the extractor hood is characterized in that: the swing arm (12) is provided with wiring grooves (22) distributed along the length direction of the swing arm, a limiting cover plate (21) is arranged on the upper cover of the wiring grooves (22), the length of the limiting cover plate (21) is smaller than that of the wiring grooves (22), and the connecting wires (9) and the motor wires (18) are limited and fixed in the wiring grooves (22).
8. The extractor hood with a hidden smoke collecting hood for double-air-duct lampblack lower exhaust of claim 1, wherein: the smoke collecting cover (3) is provided with a panel (23) positioned at the smoke suction opening (6), and the panel (23) is obliquely arranged relative to the vertical direction.
9. The extractor hood with a double-air-duct lampblack lower exhaust smoke collecting hood hidden in claim 2, wherein: the double-air-duct assembly (4) comprises a pair of spiral cases (41) fixed on a connecting plate (44) and impellers positioned on the spiral cases (41) and driven by the driving motor (42), a smoke inlet (45) is formed in one side of each spiral case (41), a smoke outlet (46) is formed in the bottom of each spiral case (41), the connecting plate (44) is connected between the accommodating cavity (14) and the air duct cavity (13), the smoke inlet (45) is opposite to the smoke guide opening (7) of the smoke collecting cavity (5), and the smoke outlet (46) of each spiral case (41) is connected to an opening (47) of the smoke discharging pipeline (1).
10. The extractor hood with a double-air-duct lampblack lower exhaust smoke collecting hood hidden according to claim 9, wherein: two sides of the bellows (2) are provided with smoke exhaust pipes (48), and the smoke exhaust pipes (48) are respectively connected with two ends of the smoke exhaust pipeline (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810636257.4A CN108709210B (en) | 2018-06-20 | 2018-06-20 | Double-air-duct fume-discharging fume-collecting hood hidden fume extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810636257.4A CN108709210B (en) | 2018-06-20 | 2018-06-20 | Double-air-duct fume-discharging fume-collecting hood hidden fume extractor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108709210A CN108709210A (en) | 2018-10-26 |
| CN108709210B true CN108709210B (en) | 2023-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810636257.4A Active CN108709210B (en) | 2018-06-20 | 2018-06-20 | Double-air-duct fume-discharging fume-collecting hood hidden fume extractor |
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| CN (1) | CN108709210B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131772B (en) * | 2019-06-25 | 2024-05-24 | 杭州老板电器股份有限公司 | Fume exhaust fan |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6752144B1 (en) * | 2003-07-10 | 2004-06-22 | An New Industrial Co. Ltd. | Smoke guiding machine |
| DE10309226A1 (en) * | 2002-12-20 | 2004-07-01 | BSH Bosch und Siemens Hausgeräte GmbH | Electric cooker hob has fume extractor and telescopic height adjustment means to raise hob for food preparation |
| CN2775514Y (en) * | 2005-03-16 | 2006-04-26 | 张宝财 | Lifting type fume exhaust fan |
| CN201885286U (en) * | 2010-11-23 | 2011-06-29 | 张伟 | Integrated oven with adjustable smoke suctioning port |
| CN203249294U (en) * | 2013-03-26 | 2013-10-23 | 罗纯力 | Range hood as well as cupboard and motor caravan provided with same |
| CN205481218U (en) * | 2016-03-11 | 2016-08-17 | 成都前宏通讯有限责任公司 | Lifting smoke exhaust ventilator |
| CN107218632A (en) * | 2016-03-22 | 2017-09-29 | 博西华电器（江苏）有限公司 | Side-suction type range hood and its smoking control method |
| CN107504539A (en) * | 2017-10-11 | 2017-12-22 | 成都市弘盛科技有限公司 | The high-efficient cooking fume treating device that smoking air port can decline |
| CN207214174U (en) * | 2017-06-27 | 2018-04-10 | 浙江松科电器有限公司 | A kind of L-type lampblack absorber |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004042291B4 (en) * | 2004-09-01 | 2007-10-11 | Miele & Cie. Kg | Height adjustment device for a ceiling-mounted extractor hood and extractor hood |
-
2018
- 2018-06-20 CN CN201810636257.4A patent/CN108709210B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10309226A1 (en) * | 2002-12-20 | 2004-07-01 | BSH Bosch und Siemens Hausgeräte GmbH | Electric cooker hob has fume extractor and telescopic height adjustment means to raise hob for food preparation |
| US6752144B1 (en) * | 2003-07-10 | 2004-06-22 | An New Industrial Co. Ltd. | Smoke guiding machine |
| CN2775514Y (en) * | 2005-03-16 | 2006-04-26 | 张宝财 | Lifting type fume exhaust fan |
| CN201885286U (en) * | 2010-11-23 | 2011-06-29 | 张伟 | Integrated oven with adjustable smoke suctioning port |
| CN203249294U (en) * | 2013-03-26 | 2013-10-23 | 罗纯力 | Range hood as well as cupboard and motor caravan provided with same |
| CN205481218U (en) * | 2016-03-11 | 2016-08-17 | 成都前宏通讯有限责任公司 | Lifting smoke exhaust ventilator |
| CN107218632A (en) * | 2016-03-22 | 2017-09-29 | 博西华电器（江苏）有限公司 | Side-suction type range hood and its smoking control method |
| CN207214174U (en) * | 2017-06-27 | 2018-04-10 | 浙江松科电器有限公司 | A kind of L-type lampblack absorber |
| CN107504539A (en) * | 2017-10-11 | 2017-12-22 | 成都市弘盛科技有限公司 | The high-efficient cooking fume treating device that smoking air port can decline |
Also Published As
| Publication number | Publication date |
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| CN108709210A (en) | 2018-10-26 |
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