CN111520861B - Fresh air system built in range hood and door pocket - Google Patents
Fresh air system built in range hood and door pocket Download PDFInfo
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- CN111520861B CN111520861B CN202010290056.0A CN202010290056A CN111520861B CN 111520861 B CN111520861 B CN 111520861B CN 202010290056 A CN202010290056 A CN 202010290056A CN 111520861 B CN111520861 B CN 111520861B
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- air
- pipe
- fresh air
- range hood
- door pocket
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
- F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B1/00—Border constructions of openings in walls, floors, or ceilings; Frames to be rigidly mounted in such openings
- E06B1/04—Frames for doors, windows, or the like to be fixed in openings
- E06B1/34—Coverings, e.g. protecting against weather, for decorative purposes
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/02—Special arrangements or measures in connection with doors or windows for providing ventilation, e.g. through double windows; Arrangement of ventilation roses
- E06B7/10—Special arrangements or measures in connection with doors or windows for providing ventilation, e.g. through double windows; Arrangement of ventilation roses by special construction of the frame members
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/02—Special arrangements or measures in connection with doors or windows for providing ventilation, e.g. through double windows; Arrangement of ventilation roses
- E06B2007/023—Air flow induced by fan
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Ventilation (AREA)
Abstract
The invention relates to a fresh air system built in a range hood and on a door pocket, and belongs to the technical field of kitchen air purification. The novel air supply system comprises a kitchen range hood, a kitchen door pocket and a novel air pipeline, wherein a novel air fan is arranged in the novel air pipeline, and the novel air pipeline comprises an air inlet pipe, a range hood novel air pipeline and a door pocket novel air pipeline; the range hood fresh air pipeline consists of a transverse pipe, a bent pipe and a vertical air transmission pipe, the door pocket fresh air pipeline comprises an L-shaped pre-buried wall air pipe and a door pocket fresh air pipe sleeve, one end of the L-shaped pre-buried wall air pipe is connected with the fresh air tee joint through a tightening port, and the other end of the L-shaped pre-buried wall air pipe is connected with the door pocket fresh air pipe sleeve through a conversion box; kitchen lampblack absorber includes the new trend cloth tuber pipe of lampblack absorber shell and inside outward flange, the new trend entry at kitchen lampblack absorber top is through new trend pipe chute and new trend cloth tuber pipe corner intercommunication. The range hood has good smoke exhaust effect, sufficient fresh air supplement and no bad smell indoors.
Description
Technical Field
The invention relates to a fresh air system, in particular to a fresh air system built in a range hood and on a door pocket, and belongs to the technical field of kitchen air purification.
Background
The technology is developed, building doors and windows are gradually updated, the performance is stably improved, the air tightness is gradually improved, and the cold air infiltration amount is gradually reduced. The large air volume of the range hood market becomes a hotspot.
The existing range hood is not provided with a fresh air device. When the range hood is started to discharge smoke, due to the fact that the building air tightness is high, the pores of the building door and window are small, the outdoor air infiltration amount is insufficient, the air flow supplement amount is smaller than the designed air volume value of the range hood, the actual air volume of the range hood is not high, the actual energy efficiency ratio of equipment is poor, kitchen oil smoke cannot be discharged cleanly, and the kitchen oil smoke cannot flow into a room and cannot achieve the optimal air exhaust effect; the partial range hood is designed for improving the oil smoke discharge effect, increasing the air quantity of the fan, improving the wind style of the fan, increasing the power, reducing the energy efficiency ratio and having lower energy-saving effect.
The existing building has high air tightness, cold air infiltration amount of the building is far less than rated exhaust amount of a fan of a range hood, the range hood continuously discharges smoke, indoor air is reduced to form negative pressure, the rated exhaust amount of the fan is larger, the indoor negative pressure is higher, and the generated negative pressure of part of the existing large-air-volume range hood is higher than the water seal pressure of a floor drain, so that air of a sewage pipeline is pumped back to the indoor through the floor drain and a water outlet, indoor bacterial air pollution is caused, and harm is caused to human health.
The existing range hood is not provided with a special fresh air device, directional fresh air supplement is not provided, and cold air permeates into supplementary air by doors and windows. When the equipment is started to discharge smoke, indoor air is discharged, outdoor air permeates and is supplemented, and indoor heat is exchanged.
Disclosure of Invention
Based on the defects in the prior art, the invention provides the fresh air system which is arranged inside the range hood and on the door pocket, and is used for solving the problems of poor smoke exhaust effect, insufficient fresh air supplement and indoor odor counteraction of the existing range hood.
In order to achieve the purpose, the invention adopts the following technical means:
a fresh air system built in a range hood and on a door pocket comprises a kitchen range hood, a kitchen door pocket and a fresh air pipeline, wherein a fresh air fan is arranged in the fresh air pipeline, and the fresh air pipeline comprises an air inlet pipe, a range hood fresh air pipeline and a door pocket fresh air pipeline; one end of the air inlet pipe is sequentially provided with an outer wall closed sleeve and a rainproof ventilation valve from inside to outside, and the other end of the air inlet pipe is respectively connected with a fresh air pipeline of the range hood and a fresh air pipeline of the door pocket through a fresh air tee; the fresh air pipeline of the range hood consists of a horizontal pipe, a bent pipe and a vertical air transmission pipe, wherein the horizontal pipe is connected with a fresh air tee joint, and the vertical air transmission pipe is connected with a fresh air inlet at the top of the range hood; the door pocket fresh air pipeline comprises an L-shaped pre-buried wall air pipe and a door pocket fresh air pipe sleeve, one end of the L-shaped pre-buried wall air pipe is connected with the fresh air tee joint through a tightening port, and the other end of the L-shaped pre-buried wall air pipe is connected with the door pocket fresh air pipe sleeve through a conversion box; the kitchen range hood comprises a range hood shell and a fresh air distribution pipe at the outer edge of the interior of the range hood shell, and a fresh air inlet at the top of the kitchen range hood is communicated with the corner of the fresh air distribution pipe through a fresh air inclined pipe; the fresh air distributing pipe and the smoke ventilator shell are respectively provided with a corresponding hole-shaped net-shaped air port, the hole-shaped net-shaped air ports spray fresh air to the outside of the smoke ventilator through an upper air outlet, an inclined upper air outlet and an inclined lower air outlet which are arranged on the hole-shaped net-shaped air ports, so that an umbrella-shaped fresh air wall is formed around a bottom frame of the kitchen smoke ventilator, and the umbrella-shaped fresh air wall and suction air flow formed by smoke exhaust of the kitchen smoke ventilator form a wrapped air flow together; the fresh air distributing pipe comprises a basic frame, an inclined lower air outlet net, an inclined upper air outlet net and an upper air outlet net, wherein the upper air outlet net and the inclined lower air outlet net are sequentially arranged on the upper surface and the lower surface of the basic frame, and the inclined upper air outlet net is arranged on the side wall of the basic frame; the hole-shaped net-shaped air openings are formed in the inclined lower air outlet net, the inclined upper air outlet net and the upper air outlet net.
Furthermore, the door pocket fresh air pipe sleeve is arranged on the inner side of the kitchen door pocket and is a frame-shaped air distribution pipe arranged in the door pocket; the door pocket fresh air pipe sleeve comprises a pipe body, a bottom surface air port, a top surface air port and a side air port, the pipe body is sleeved on the kitchen door pocket, the top surface air port and the bottom surface air port are respectively installed at the upper end and the lower end of the pipe body, and the side air port is installed on the side wall of the pipe body.
Further, the conversion box comprises a movable interface board and a double-fold line-shaped shell connected with the movable interface board, and the double-fold line-shaped shell is buckled on the body structure of the kitchen door pocket; the door pocket fresh air pipe sleeve is vertically communicated with the conversion box.
Furthermore, an expanding pipe and an adjustable-length air pipe are sequentially arranged between the L-shaped embedded wall air pipe and the conversion box, and the adjustable-length air pipe is sleeved on the interface of the movable interface board.
Furthermore, filling glue is adhered between the adjustable-length air pipe and the interface of the movable interface board, between the movable interface board and the double-fold-line-shaped shell and between the double-fold-line-shaped shell and the body structure of the kitchen door pocket.
Further, it is characterized in that: kitchen door pocket lines are further arranged on the inner side and the outer side of the body structure.
Furthermore, the fresh air fan is arranged in the air inlet pipe or the fresh air fan is respectively arranged in the vertical air transmission pipe and the L-shaped embedded wall air pipe.
Furthermore, an exhaust outlet at the top of the kitchen range hood is connected with an exhaust pipe, the exhaust pipe comprises an exhaust vertical pipe, an exhaust bent pipe and an exhaust horizontal pipe which are sequentially connected with the exhaust outlet, the exhaust horizontal pipe extends into a kitchen flue through an exhaust sleeve, and the exhaust sleeve is also provided with a smoke exhaust one-way valve; the vertical exhaust pipe is arranged in the exhaust fan.
Furthermore, an air filtering device is also arranged on the fresh air tee joint connected with the air inlet pipe; and the fresh air inlet and the air exhaust outlet at the top of the kitchen range hood are both provided with a filter screen layer.
Furthermore, the bottom surface air opening blows towards the oblique upper side of the inner side of the kitchen, the top surface air opening blows towards the oblique lower side of the inner side of the kitchen, and the side air opening blows towards the oblique inner side of the kitchen.
Compared with the prior art, the invention achieves the following technical effects:
the invention arranges the fresh air system in the range hood and on the door pocket, the exhaust fan is connected with the fresh air fan in parallel, and arranged at the power output end of the original range hood, the electric appliance control device and the input and output use the original range hood device, the power of the fan is reduced, and the simultaneous start and stop are realized. When the device is started, air is exhausted and supplemented, air flows circularly, a small-range wrapping type airflow is formed below the range hood, oil smoke is wrapped below the range hood collecting cover, and the smoke exhaust effect is better; simultaneously because the directional combination of new trend on this device has lampblack absorber edge and the door pocket is mended, compares current lampblack absorber, and the air inlet air-out air current is shorter at indoor circulation route, owing to there is the new trend to supply, and the lampblack absorber is discharged fume and is reduced and extract other room air outside the kitchen, reduces door and window infiltration indoor air volume, and indoor original air replacement rate reduces, and the air flow influence scope diminishes, reduces the heat that indoor original air was taken away by the discharge.
The fresh air device of the range hood changes the indoor ventilation mode of the existing range hood, when the range hood with the device provided by the invention discharges smoke, the fresh air system extracts air from the outside to supplement most of the exhaust air, the indoor negative air pressure is small, the air of a sewage pipeline cannot be pumped back to the indoor through a floor drain and a washing machine drain pipe, the air pollution is reduced, and the device is beneficial to the health of a human body.
According to the fresh air system of the device, the range hood forms a wrapped airflow design during smoke discharge, the air influence range is small, the air circulation path is short, the air path is direct, the calculated and designed air quantity of the range hood is greatly reduced, the power requirement of a fan is also reduced, and the energy consumption is reduced.
Drawings
FIG. 1 is a first general structural diagram of the present invention;
FIG. 2 is a second overall view of the present invention;
FIG. 3 is a schematic plan view of a kitchen with the fresh air system of the present invention installed;
FIG. 4 is a sectional view of a kitchen after the fresh air system of the present invention has been installed;
FIG. 5 is a schematic structural view of a fresh air distributing pipe according to the present invention;
FIG. 6 is a partially enlarged schematic view of a fresh air distributing pipe according to the present invention;
FIG. 7 is a bottom view of the door pocket fresh air duct sleeve structure of the present invention;
FIG. 8 is a schematic view of the position of the top tuyere of the present invention;
FIG. 9 is an exploded view of the transfer box of the present invention;
FIG. 10 is a cross-sectional view of a transition box attachment of the present invention.
Detailed Description
The following detailed description of the present invention will be made with reference to fig. 1 to 10.
Example 1
As shown in fig. 1 and 3-10, the fresh air system built in the range hood and on the door pocket of the invention comprises a kitchen range hood 1, a kitchen door pocket 2 and a fresh air pipeline 3, wherein a fresh air fan 6 is arranged in the fresh air pipeline 3, and the fresh air pipeline 3 comprises an air inlet pipe 31, a range hood fresh air pipeline 32 and a door pocket fresh air pipeline 33. In this embodiment, as shown in fig. 1, the fresh air fan 6 is disposed only in the air inlet pipe 31. One end of the air inlet pipe 31 is sequentially provided with an outer wall closed sleeve 311 and a rainproof ventilation valve 312 from inside to outside, and the other end is respectively connected with a fresh air pipeline 32 of the range hood and a fresh air pipeline 33 of the door pocket through a fresh air tee 34. An air filter 341 is also provided on the fresh air tee 34 connected to the air inlet pipe 31. The range hood fresh air pipeline 32 is composed of a transverse pipe 321, an elbow pipe 322 and a vertical air transmission pipe 323, the transverse pipe 321 is connected with a fresh air tee 34, and the vertical air transmission pipe 323 is connected with a fresh air inlet 10 at the top of a range hood 1 of a kitchen. The door pocket fresh air pipeline 33 comprises an L-shaped embedded wall air pipe 331 and a door pocket fresh air pipe sleeve 332, one end of the L-shaped embedded wall air pipe 331 is connected with the fresh air tee 34 through a tightening port 3311, and the other end of the L-shaped embedded wall air pipe 331 is connected with the door pocket fresh air pipe sleeve 332 through a conversion box 4. The door pocket fresh air pipe sleeve 332 is arranged on the inner side of the kitchen door pocket 2 and is a frame-shaped air distribution pipe arranged in the door pocket. The door pocket fresh air pipe sleeve 332 comprises a pipeline main body 3321, a bottom surface air port 3322, a top surface air port 3323 and a side air port 3324, wherein the pipeline main body 3321 is sleeved on the kitchen door pocket 2, the top surface air port 3323 and the bottom surface air port 3322 are respectively arranged at the upper end and the lower end of the pipeline main body 3321, and the side air port 3324 is arranged on the side wall of the pipeline main body 3321. The bottom surface air port 3322 blows air obliquely upward toward the inside of the kitchen, the top surface air port 3323 blows air obliquely downward toward the inside of the kitchen, and the side air port 3324 blows air obliquely toward the inside of the kitchen.
The switch box 4 includes a moveable interface board 41 and a double-fold housing 42 coupled thereto, the double-fold housing 42 being snap-fit to the body structure 21 of the galley door jamb 2. The door pocket fresh air pipe sleeve 332 is vertically communicated with the conversion box 4. An expanding pipe 333 and an adjustable length air pipe 334 are sequentially arranged between the L-shaped embedded wall air pipe 331 and the conversion box 4, and the adjustable length air pipe 334 is sleeved on the interface of the movable interface board 41. The filling glue is adhered between the adjustable length air pipe 334 and the interface of the movable interface board 41, between the movable interface board 41 and the double-fold line shaped shell 42, and between the double-fold line shaped shell 42 and the body structure 21 of the kitchen door pocket 2. The body structure 21 is also provided with kitchen door pocket lines 22 on the inner and outer sides.
An exhaust outlet 15 at the top of the kitchen range hood 1 is connected with an exhaust duct 16, the exhaust duct 16 comprises an exhaust vertical pipe 161, an exhaust bent pipe 162 and an exhaust horizontal pipe 163 which are sequentially connected with the exhaust outlet 15, the exhaust horizontal pipe 163 extends into a kitchen flue 164 through an exhaust sleeve 166, and the exhaust sleeve is further provided with a smoke exhaust check valve 165. The exhaust vertical pipe 161 is arranged in the exhaust fan. The fresh air inlet 10 and the exhaust outlet 15 on the top of the kitchen range hood 1 are both provided with a filter screen layer 100.
In this embodiment, fresh air in a kitchen enters through the rain-proof air valve 312 and the air pipe in the outer wall sealing sleeve 311, is filtered by the air filtering device 341, and is pressurized by the fresh air fan 6, and then is divided into two paths through the fresh air pipeline, and is respectively conveyed to the range hood fresh air pipeline 32 and the door pocket fresh air pipeline 33.
The first path is as follows: fresh air of range hood
Fresh air of the range hood enters: fresh air pipeline pressurization new trend, through lampblack absorber top new trend entry 10, get into the built-in tuber pipe of lampblack absorber, carry new trend cloth tuber pipe 12 through new trend pipe chute 13, through the netted wind gap of pass 14 that new trend cloth tuber pipe 12 outer wall and lampblack absorber shell arranged simultaneously, spout and send 1 outsides of kitchen lampblack absorber, around 1 underframe of kitchen lampblack absorber, form umbelliform new trend wind wall.
Fresh air exhaust of the range hood: the fresh air fan 6 and the exhaust fan of the range hood are set to be started and stopped simultaneously, when the range hood discharges smoke, fresh air is fed simultaneously, and fresh air at a fresh air port passes through the exhaust outlet 15 of the range hood, passes through the exhaust fan, enters the exhaust pipe 16, passes through the exhaust check valve 165 and the exhaust transverse pipe 163, enters the kitchen flue 164, passes through the kitchen flue 164 of a building, and is discharged outdoors.
The airflow state below the smoke collecting hood of the range hood is as follows: under the simultaneous action of the suction airflow formed by smoke exhaust of the range hood and the umbrella-shaped fresh air wall formed by air outlet of the fresh air inlet, the bottom edge of the smoke collecting hood of the range hood forms wrapped air flow, and the oil smoke formed by cooking enters a smoke exhaust suction inlet of the range hood and is exhausted outdoors through a smoke exhaust system after being wrapped by the airflow.
Hole-type net air opening 14 of range hood: considering human body feeling comfort level and fresh air wall effect and the interference degree to stir-fry processing, synthesizing these three influencing factors, the air-out direction of the meshed air opening 14 of pass arranges that three directions are optional, air-out upwards promptly, air-out upwards to the slant, air-out downwards to the slant.
And a second path: fresh air of the door pocket:
fresh air of the door pocket enters: the fresh air pipeline filters and pressurizes fresh air, the fresh air passes through the L-shaped embedded wall air pipe 331, is conveyed to the conversion box 4 connected with the door pocket fresh air pipe sleeve 332 and the L-shaped embedded wall air pipe 331, enters the door pocket built-in frame type air distribution pipe, namely the door pocket fresh air pipe sleeve 332, is sprayed to the outside of the door pocket through hole type mesh air openings simultaneously formed in the outer wall of the door pocket fresh air pipe sleeve 332 and the door pocket wedge plate, and forms a fresh air wall around the door pocket frame.
And (3) discharging fresh air of the door pocket: the fresh air fan and the exhaust fan of the range hood are set to be started and stopped simultaneously under the working state, when the range hood discharges smoke, the fresh air of the door pocket is sent in simultaneously to form a fresh air wall of the door pocket, the air of the fresh air wall passes through the kitchen room and circulates to the exhaust suction inlet of the range hood, passes through the exhaust fan of the range hood, enters the exhaust pipe 16, passes through the exhaust check valve 165 and the exhaust transverse pipe 163, enters the kitchen flue 164, passes through the kitchen flue 164 of a building and is discharged out of the room.
Airflow state of door pocket new trend: the range hood discharges smoke and forms suction airflow and the fresh air wall formed by the fresh air of the door pocket simultaneously act, air flow is blocked at the door pocket, cooking oil smoke formed by cooking is blocked by the airflow, the cooking oil smoke is prevented from entering other rooms outside a kitchen, only enters a smoke discharge suction inlet of the range hood and is discharged outdoors through a smoke discharge system.
Example 2
As shown in fig. 2 to 10, in the present embodiment, the fresh air fan 6 is respectively disposed in the vertical air transmission pipe 323 and the L-shaped embedded wall air pipe 331. The other structures are the same as those of embodiment 1, and are not described in detail here.
In this embodiment, fresh air in the kitchen enters the room through the rain-proof air valve 312 in the outer wall and the air pipe of the outer wall sealing sleeve 311, is filtered by the air filtering device 341, is divided into two paths through the fresh air pipeline, and is respectively conveyed to the range hood fresh air pipeline 32 and the door pocket fresh air pipeline 33.
The first path is as follows: fresh air of the range hood:
fresh air of the range hood enters: fresh air in the fresh air pipeline is pressurized by a fresh air fan 6 arranged in a fresh air pipeline 32 of the range hood, is conveyed to a fresh air distributing pipe 12 through a fresh air inclined pipe 13, is sprayed to the outside of the range hood 1 through a hole-shaped netted air port 14 formed in the outer wall of the fresh air distributing pipe 12 and the outer shell of the range hood at the same time, and forms an umbrella-shaped fresh air wall around the bottom frame of the range hood 1.
Fresh air exhaust of the range hood: the fresh air fan 6 and the exhaust fan of the range hood are set to be started and stopped simultaneously, when the range hood discharges smoke, fresh air is fed simultaneously, air of a fresh air wall passes through the exhaust suction inlet of the range hood, passes through the exhaust fan, enters the exhaust pipe 16, passes through the exhaust check valve 165 and the exhaust transverse pipe 163, enters the kitchen flue 164, passes through the kitchen flue 164 of a building, and is discharged outdoors.
The airflow state below the smoke collecting hood of the range hood is as follows: under the simultaneous action of the suction airflow formed by smoke exhaust of the range hood and the umbrella-shaped fresh air wall formed by fresh air, small-range wrapped air flow is formed at the bottom edge of the smoke collecting hood of the range hood, and the oil smoke formed by cooking enters a smoke exhaust suction inlet of the range hood after being wrapped by the airflow and is exhausted outdoors through a smoke exhaust system.
Hole-type net air opening 14 of range hood: considering human body feeling comfort level and fresh air wall effect and the interference degree to stir-fry processing, synthesizing these three factors, the netted wind gap air-out direction of pass arranges that three direction is optional, and air-out is upwards gone out promptly, goes up the air-out to the slant, and the air-out is down to the slant.
And a second path: fresh air of the door pocket:
fresh air of the door pocket enters: fresh air in the fresh air pipeline is conveyed to the door pocket fresh air pipeline 33 through the air inlet pipe 31, the built-in fresh air fan 6 is installed in the L-shaped embedded wall air pipe 331, the door pocket fresh air pipe sleeve 332 and the conversion box 4 connected with the L-shaped embedded wall air pipe 331 are pressurized by the fresh air fan 6, the fresh air enters the door pocket built-in frame type air distribution pipe through the conversion box 4, namely the door pocket fresh air pipe sleeve 332, and is sprayed to the outside of the door pocket through hole type mesh air openings which are simultaneously formed in the outer wall of the door pocket fresh air pipe sleeve 332 and a door pocket wedge plate, so that a fresh air wall is formed around the door pocket frame.
And (3) discharging fresh air of the door pocket: the built-in fresh air fan 6 and the range hood exhaust fan which are installed in the L-shaped embedded wall air pipe 331 are set to be started and stopped simultaneously under the working state, when the range hood exhausts smoke, fresh air of the door pocket is sent simultaneously, air of the fresh air wall flows to the exhaust suction inlet of the range hood through the kitchen room, flows into the exhaust pipe 16 through the range hood exhaust fan, enters the kitchen flue 164 through the exhaust check valve 165 and the transverse exhaust pipe 163, and is exhausted out of the room through the kitchen flue 164 of the building.
Airflow state of door pocket new trend: under the simultaneous action of the suction air flow formed by smoke discharge of the range hood and the fresh air wall formed by fresh air of the door pocket, air flow is blocked by the door pocket, a great amount of oil smoke formed by cooking is sucked away by the range hood, and part of the oil smoke overflows, is blocked by the air flow and is brought into a smoke discharge suction inlet of the range hood, and is discharged out of a room through a smoke discharge system, so that the oil smoke is prevented from entering other rooms outside a kitchen, and the life quality of a house is improved.
The above-mentioned embodiments are only given for the purpose of more clearly illustrating the technical solutions of the present invention, and are not meant to be limiting, and variations of the technical solutions of the present invention by those skilled in the art based on the common general knowledge in the art are also within the scope of the present invention.
Claims (9)
1. The utility model provides a built-in new trend system inside the lampblack absorber and on door pocket, includes kitchen lampblack absorber (1), kitchen door pocket (2) and new trend pipeline (3), is provided with new trend fan (6), its characterized in that in new trend pipeline (3): the fresh air pipeline (3) comprises an air inlet pipe (31), a range hood fresh air pipeline (32) and a door pocket fresh air pipeline (33); one end of the air inlet pipe (31) is sequentially provided with an outer wall closed sleeve (311) and a rainproof ventilation valve (312) from inside to outside, and the other end of the air inlet pipe is respectively connected with a range hood fresh air pipeline (32) and a door pocket fresh air pipeline (33) through a fresh air tee joint (34); the range hood fresh air pipeline (32) consists of a transverse pipe (321), an elbow pipe (322) and a vertical air transmission pipe (323), the transverse pipe (321) is connected with a fresh air tee joint (34), and the vertical air transmission pipe (323) is connected with a fresh air inlet (10) at the top of a range hood (1) of a kitchen; the door pocket fresh air pipeline (33) comprises an L-shaped embedded wall air pipe (331) and a door pocket fresh air pipe sleeve (332), and the door pocket fresh air pipe sleeve (332) is arranged on the inner side of the kitchen door pocket (2) and is a door pocket built-in frame type air distribution pipe; the door pocket fresh air pipe sleeve (332) comprises a pipeline main body (3321), a bottom surface air port (3322), a top surface air port (3323) and a side air port (3324), wherein the pipeline main body (3321) is sleeved on the kitchen door pocket (2), the top surface air port (3323) and the bottom surface air port (3322) are respectively arranged at the upper end and the lower end of the pipeline main body (3321), and the side air port (3324) is arranged on the side wall of the pipeline main body (3321); one end of the L-shaped embedded wall air pipe (331) is connected with the fresh air tee joint (34) through a tightening port (3311), and the other end of the L-shaped embedded wall air pipe is connected with a door sleeve fresh air pipe sleeve (332) through a conversion box (4); the kitchen range hood (1) comprises a range hood shell (11) and a fresh air distribution pipe (12) at the outer edge of the interior, and a fresh air inlet (10) at the top of the kitchen range hood is communicated with the corner of the fresh air distribution pipe (12) through a fresh air inclined pipe (13); the fresh air distributing pipe (12) and the range hood shell (11) are respectively provided with a corresponding hole-shaped netted air port (14), the hole-shaped netted air ports (14) spray fresh air to the outside of the range hood through an upper air outlet, an inclined upper air outlet and an inclined lower air outlet which are arranged on the hole-shaped netted air ports (14), so that an umbrella-shaped fresh air wall is formed around the bottom frame of the range hood (1), and the umbrella-shaped fresh air wall and suction air flow formed by smoke exhaust of the range hood form a wrapped air flow together; the fresh air distributing pipe (12) comprises a basic frame (121), an inclined lower air outlet net (122), an inclined upper air outlet net (123) and an upper air outlet net (124), wherein the upper air outlet net (124) and the inclined lower air outlet net (122) are sequentially arranged on the upper surface and the lower surface of the basic frame (121), and the inclined upper air outlet net (123) is arranged on the side wall of the basic frame (121); the hole-shaped net-shaped air openings (14) are arranged on the inclined lower air outlet net (122), the inclined upper air outlet net (123) and the upper air outlet net (124).
2. The fresh air system built in the range hood and on the door pocket as claimed in claim 1, wherein: the conversion box (4) comprises a movable interface board (41) and a double-fold line-shaped shell (42) connected with the movable interface board, and the double-fold line-shaped shell (42) is buckled on the body structure (21) of the kitchen door pocket (2); the door pocket fresh air pipe sleeve (332) is vertically communicated with the conversion box (4).
3. The fresh air system built in the range hood and on the door pocket as claimed in claim 2, wherein: an expanding pipe (333) and an adjustable-length air pipe (334) are sequentially arranged between the L-shaped embedded wall air pipe (331) and the conversion box (4), and the adjustable-length air pipe (334) is sleeved on a connector of the movable interface board (41).
4. The fresh air system built in the range hood and on the door pocket as claimed in claim 3, wherein: filling glue is adhered between the adjustable-length air pipe (334) and the interface of the movable interface board (41), between the movable interface board (41) and the double-fold line-shaped shell (42) and between the double-fold line-shaped shell (42) and the body structure (21) of the kitchen door pocket (2).
5. The fresh air system built in the range hood and on the door pocket according to any one of claims 2 to 4, wherein: kitchen door pocket lines (22) are further arranged on the inner side and the outer side of the body structure (21).
6. The fresh air system built in the range hood and on the door pocket as claimed in claim 1, wherein: the fresh air fan (6) is arranged in the air inlet pipe (31) or the fresh air fan (6) is respectively arranged in the vertical air transmission pipe (323) and the L-shaped embedded wall air pipe (331).
7. The fresh air system built in the range hood and on the door pocket as claimed in claim 1, wherein: an exhaust outlet (15) at the top of the kitchen range hood (1) is connected with an exhaust pipe (16), the exhaust pipe (16) comprises an exhaust vertical pipe (161), an exhaust bent pipe (162) and an exhaust transverse pipe (163) which are sequentially connected with the exhaust outlet (15), the exhaust transverse pipe (163) extends into a kitchen flue (164) through an exhaust sleeve (166), and the exhaust sleeve is also provided with a smoke exhaust check valve (165); the exhaust vertical pipe (161) is arranged in the exhaust fan.
8. The fresh air system built in the range hood and on the door pocket as claimed in claim 1, wherein: an air filtering device (341) is also arranged on the fresh air tee joint (34) connected with the air inlet pipe (31); a fresh air inlet (10) and an exhaust air outlet (15) at the top of the kitchen range hood (1) are respectively provided with a filter screen layer (100).
9. The fresh air system built in the range hood and on the door pocket as claimed in claim 1, wherein: the bottom surface air opening (3322) blows air to the obliquely upper side of the inner side of the kitchen, the top surface air opening (3323) blows air to the obliquely lower side of the inner side of the kitchen, and the side air opening (3324) blows air to the obliquely inner side of the kitchen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010290056.0A CN111520861B (en) | 2020-04-14 | 2020-04-14 | Fresh air system built in range hood and door pocket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010290056.0A CN111520861B (en) | 2020-04-14 | 2020-04-14 | Fresh air system built in range hood and door pocket |
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| Publication Number | Publication Date |
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| CN111520861A CN111520861A (en) | 2020-08-11 |
| CN111520861B true CN111520861B (en) | 2021-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010290056.0A Active CN111520861B (en) | 2020-04-14 | 2020-04-14 | Fresh air system built in range hood and door pocket |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113747769A (en) * | 2021-09-17 | 2021-12-03 | 玄铁(广州)智能制造有限公司 | Inside constant temperature of control cabinet and new trend intelligence control system |
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