CN111765501A

CN111765501A - Fume exhaust fan

Info

Publication number: CN111765501A
Application number: CN202010660123.3A
Authority: CN
Inventors: 刘应华
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2020-10-13

Abstract

The invention relates to the technical field of living cleaning equipment and discloses a range hood which comprises a machine body, wherein an LED lamp is fixedly installed at the upper part of one side of the machine body, a smoke collection groove is formed in one side of the machine body, and an inner cavity of the machine body is communicated with the middle part of the smoke collection groove and is sleeved with a fan wheel. This range hood, closed coil and its installation inner chamber top contact through eccentric settings, the inside of closed coil can be stretched to the steam pipe one, closely cooperate with the surface of fan wheel installation inner chamber when stretching out, make the oil smoke that enters into each flabellum compartment constantly pressurize, oil smoke under having initial one hundred degree centigrade temperature, after the pressurization, compression temperature reaches the ignition point of edible oil, the oil mist takes place spontaneous combustion, the oil mist of spontaneous combustion produces pressure and heat energy, continuous rotation, make the oil mist in each flabellum compartment all the work of spontaneous combustion, do not need the filter screen to carry out the effect of separating fluid, the collection cigarette groove of smooth surface is after the culinary art, only need clean just with the rag, it is clean easy.

Description

Fume exhaust fan

Technical Field

The invention relates to the technical field of living cleaning equipment, in particular to a range hood.

Background

The range hood is also called as range hood, is a kitchen appliance for purifying kitchen environment, is arranged above a kitchen range, can rapidly pump away waste burnt by the range and oil fume harmful to human bodies generated in the cooking process, and discharges the waste and the oil fume to the outside.

The range hood is arranged above a range, a power supply of the range hood is switched on, the driving motor enables the wind wheel to rotate at a high speed, a negative pressure area is formed in a certain space range above the range, indoor oil fume is sucked into the range hood, the oil fume is filtered through the oil screen to be separated, the separated oil fume is integrated into oil drops and collected into an oil cup, the separated oil fume enters the air channel of the range hood, and the fume which is screwed in through the impeller is finally discharged along a fixed passage.

When the range hood is used, the most important purpose is to discharge indoor oil smoke outdoors, in order to reduce the oil mist discharged outdoors and the influence of the oil mist on the rotation of the fan, a filter screen is arranged at a smoke suction port of the range hood, and dust can adhere to the filter screen after the oil mist is collected by the filter screen, so that the filter screen is blocked and is difficult to clean.

Disclosure of Invention

The invention provides a range hood which has the advantages that a filter screen is not needed for separating oil mist, the range hood is more convenient to clean, an LED lamp can generate electricity to save energy consumption, oil in an oil collecting cup can be automatically transmitted to a fan blade sealing cavity for combustion, and the problems that the filter screen is difficult to clean after separating the oil mist, the separation is incomplete, the adhesion rotating fan absorbs heavy ash, the power consumption is increased, and the rotation is difficult are solved.

The invention provides the following technical scheme: the utility model provides a range hood, includes the organism, the upper portion fixed mounting of organism one side has the LED lamp, the smoke collecting tank has been seted up to one side of organism, the inner chamber and the smoke collecting tank middle part intercommunication cover of organism are equipped with the fan wheel, the fixed cover in back of fan wheel is equipped with the motor, the opposite side of organism and the upper portion intercommunication fixed mounting of fan wheel have the pipe of discharging fume, the bottom and the smoke collecting tank cooperation fixed mounting of organism one side have the oil catch bowl, the bottom of organism just with oil catch bowl intercommunication fixed mounting have an oil cup, the fan wheel becomes solid rather than installation inner chamber eccentric mounting, the outer lane movable mounting of fan wheel has the slip flabellum, the pipe of discharging fume is close to the one end movable sleeve of fan wheel and is equipped with the closing plate, the fixed surface cover.

Preferably, a transmission swing rod is movably sleeved in the middle of the upper surface of the sealing plate, a transmission rotating arm is sleeved at the upper end of the transmission swing rod, a closed coil is sleeved at the other end of the transmission rotating arm, two side surfaces of the closed coil are fixedly provided with permanent magnets in a matched mode, and the closed coil is electrically connected with the LED lamp.

Preferably, the outer surface of one end of the smoke exhaust pipe is fixedly sleeved with a heat absorption chamber, cooling oil is injected into the heat absorption chamber, the surface of the heat absorption chamber is communicated with a heat exchange pipe, the lower portion of the front side of the machine body is fixedly provided with a water chamber, the heat exchange pipe is coiled on the mounting surface of the water chamber, the back of the water chamber is fixedly provided with a first steam pipe, the first steam pipe is communicated with an oil channel of an oil collecting tank and an oil collecting cup, the staggered position of the oil channel of the first steam pipe is movably provided with a closed communicating slide block, the bottom surface of one side of the inner cavity of the oil collecting cup is fixedly provided.

Preferably, one end of the smoke exhaust pipe is made of an expandable and telescopic soft metal material and is arranged in a wavy manner.

Preferably, the inner surface of one end of the smoke exhaust pipe is fixedly provided with a collision convex rod, and the collision convex rod inclines towards the discharge direction of the oil smoke.

Preferably, the fan wheel is in tangential contact with the top of the installation cavity of the fan wheel, and the steam pipe I can completely penetrate into the closed coil and extend out to be attached to the inner surface of the installation cavity of the fan wheel.

Preferably, the second steam pipe is wound by one circle on a channel of the smoke collection groove communicated with the fan wheel, the second steam pipe is connected with the smoke collection groove through a hole, and the second steam pipe is narrowed at the connecting hole.

The invention has the following beneficial effects:

1. this range hood, closed coil and its installation inner chamber top contact through eccentric settings, the inside of closed coil can be stretched to the steam pipe one, closely cooperate with the surface of fan wheel installation inner chamber when stretching out, make the oil smoke that enters into each flabellum compartment constantly pressurize, oil smoke under having initial one hundred degree centigrade temperature, after the pressurization, compression temperature reaches the ignition point of edible oil, the oil mist takes place spontaneous combustion, the oil mist of spontaneous combustion produces pressure and heat energy, continuous rotation, make the oil mist in each flabellum compartment all the work of spontaneous combustion, do not need the filter screen to carry out the effect of separating fluid, the collection cigarette groove of smooth surface is after the culinary art, only need clean just with the rag, it is clean easy.

2. This range hood, oil mist through in each flabellum interval can the spontaneous combustion acting, the oil mist of spontaneous combustion can not be at flabellum surface adhesion, it is imperfect to the collection of oil mist to have solved the filter screen, the oil smoke through the flabellum still contains the oil mist, the oil mist is stained with on the flabellum and adsorbs the dust and condense the back, increase the dead weight of flabellum, lead to the phenomenon that the flabellum appears overweight when rotatory, and then increase the wearing and tearing of the inside device of flabellum, influence the effect of induced drafting of flabellum, improve the problem of motor consumption, guarantee that the flabellum surface can not deposit the oil mist and increase the dead weight, thereby guarantee the flabellum after long-.

3. The range hood is driven by the transmission of the transmission swing rod and the transmission rotating arm and the heat conduction of the heat absorption chamber and the heat exchange tube, high pressure generated after oil mist combustion is converted into kinetic energy, power is generated to supply power to an LED lamp, electric energy required by equipment is saved, meanwhile, water can be boiled by heat conduction, under the action of water vapor generated by water boiling, negative pressure adsorption is generated on a smoke collection groove communication hole by the water vapor circulating in the steam tube II, the attraction of the equipment to oil smoke is increased, the discharging effect of the equipment to the oil smoke is improved, water is changed in the water chamber, the closed communication sliding block moves upwards, the oil collected in the oil collection groove flows into the oil collection cup, the water in the water chamber is boiled again, the oil in the oil collection cup is extruded by the water vapor to flow to the fan wheel, pressurized combustion is performed, and oil mist generated by cooking is.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

FIG. 2 is a side view of the present invention in a half-section configuration;

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the structure at B in FIG. 1 according to the present invention;

fig. 5 is a schematic diagram of a kinetic energy conversion three-dimensional structure according to the present invention.

In the figure: 1. a body; 2. an LED lamp; 3. a smoke collection groove; 4. a fan wheel; 5. a motor; 6. a smoke exhaust pipe; 7. an oil sump; 8. an oil collecting cup; 9. sliding fan blades; 10. a sealing plate; 11. a transmission swing rod; 12. a high pressure spring; 13. a transmission rotating arm; 14. closing the coil; 15. a permanent magnet; 16. a heat absorption chamber; 17. a heat exchange pipe; 18. a water chamber; 19. a first steam pipe; 20. a second steam pipe; 21. a bump lever; 22. and closing the communicating slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a range hood includes a body 1, an LED lamp 2 is fixedly mounted on an upper portion of one side of the body 1, a smoke collection groove 3 is formed on one side of the body 1, an inner cavity of the body 1 is communicated with a middle portion of the smoke collection groove 3 and is sleeved with a fan wheel 4, a motor 5 is fixedly sleeved on a back surface of the fan wheel 4, a smoke exhaust pipe 6 is fixedly mounted on the other side of the body 1 and is communicated with an upper portion of the fan wheel 4, an oil collection groove 7 is fixedly mounted at a bottom of one side of the body 1 and is matched with the smoke collection groove 3, an oil collection cup 8 is fixedly mounted at a bottom of the body 1 and is communicated with the oil collection groove 7, the fan wheel 4 is eccentrically mounted in a solid state and is mounted in an inner cavity thereof, a sliding fan blade 9 is movably mounted on an outer ring of the fan wheel 4.

The middle part of the upper surface of the sealing plate 10 is movably sleeved with a transmission swing rod 11, a movable shaft at the upper end of the transmission swing rod 11 is sleeved with a transmission rotating arm 13, a closed coil 14 is sleeved at the movable shaft at the other end of the transmission rotating arm 13, two side surfaces of the closed coil 14 are matched and fixedly provided with permanent magnets 15, the closed coil 14 is electrically connected with the LED lamp 2, the closed coil 14 can be driven to cut magnetic induction lines of the permanent magnets 15 through transmission of the transmission swing rod 11 and the transmission rotating arm 13, so that current is generated, the LED lamp 2 is powered and illuminated, and electric energy consumed by the LED lamp 2 when household current is introduced is saved.

Wherein, the outer surface of one end of the smoke exhaust pipe 6 is fixedly sleeved with a heat absorption chamber 16, cooling oil is injected into the heat absorption chamber 16, the surface of the heat absorption chamber 16 is communicated with a heat exchange pipe 17, the lower part of the front surface of the machine body 1 is fixedly provided with a water chamber 18, the heat exchange pipe 17 is coiled on the mounting surface of the water chamber 18, the back surface of the water chamber 18 is fixedly provided with a steam pipe 19, the steam pipe 19 is communicated with the oil passages of the oil collection tank 7 and the oil collection cup 8, the intersection of the oil passages of the steam pipe 19 is movably provided with a closed communicating slide block 22, the bottom surface of one side of the inner cavity of the oil collection cup 8 is fixedly provided with a steam pipe 20, the steam pipe 20 is communicated with the inner surface of the matching cavity of the closed coil 14, the cooling oil stored in the heat absorption chamber 16 conducts heat in the heat exchange pipe 17, the high temperature generated after the, the channel between the oil collecting tank 7 and the plugging device is plugged, water vapor is discharged into the oil collecting cup 8, the inner cavity of the oil collecting cup 8 is continuously boosted, oil collected at the bottom of the inner cavity of the oil collecting cup 8 is extruded to directly discharge to the surface of the fan wheel 4 matched with the inner cavity through the steam pipe two 20, the oil is scraped into the sealing cavity to be continuously pressurized under the action of the rotating sliding fan blades 9 until the oil is burnt to do work, the equipment is further promoted to do work on the burning of the oil contained in the oil smoke, and the oil collecting cup 8 does not need to be frequently dismounted for cleaning.

Wherein, the one end of tub 6 of discharging fume is the flexible soft metal material of expansible and is the wave setting, through the setting of specific state tub 6 of discharging fume, make fan wheel 4 exhaust to the intermittent type formula after the oil work, gaseous intermittent type is to 6 internal surface impacts of tub of discharging fume, make tub 6 of discharging fume have certain expansion force, extrude the cooling oil in the heat absorption room 16, promote the cooling oil flow, the heat absorption speed of cooling oil is accelerated, and flow through heat exchange tube 17, the cooling oil heating in the heat exchange tube 17 is faster, it is shorter to the water heat transfer time of beginning in the hydroecium 18, the cooling oil that is absorbed by the heat can flow back to the heat absorption room 16 inner chamber and continue the heat transfer.

Wherein, the internal surface fixed mounting and the collision protruding pole 21 of the 6 one ends of tub of discharging fume, collision protruding pole 21 is to the exhaust direction slope of oil smoke, through the collision protruding pole 21 that the slope set up, increased with the gaseous area of contact of intermittent type formula combustion gas, increased the expansion activity of the 6 wave sections of tub of discharging fume to increased 16 inner chamber coolant oil to the heat-absorbing chamber and passed through heat exchange tube 17 circulation flow velocity, increased heat transfer effect.

The fan wheel 4 is in tangential contact with the top of the installation inner cavity, the steam pipe I19 can completely penetrate into the closed coil 14, extends out to be attached to the inner surface of the installation inner cavity of the fan wheel 4, and is in eccentric contact fit with the inner cavity of the fan wheel 4, so that after a contact surface is matched with the smoke exhaust pipe 6, the oil smoke compression between the two sliding fan blades 9 is maximized, the oil smoke temperature reaches the burning point of edible oil, the oil mist can spontaneously combust to do work, and the oil removing effect is achieved.

Wherein, the second steam pipe 20 is wound by a circle in the channel of the smoke collection groove 3 communicated with the fan wheel 4, the second steam pipe 20 is provided with a hole connection with the smoke collection groove 3, the second steam pipe 20 is narrowed at the connecting hole, and is communicated with the hole of the smoke collection groove 3 through the second steam pipe 20 wound on the outer surface of the smoke collection groove 3, high-pressure steam circulating in the second steam pipe 20 flows through the narrow opening of the hole and has a suction effect on oil smoke in the smoke collection groove 3, so that the suction force of the smoke collection groove 3 on the oil smoke generated by cooking is increased, and the discharge effect of the equipment on the oil smoke is improved.

The working principle of the range hood of the invention is as follows:

the starting motor 5 drives the fan wheel 4 to rotate, oil smoke is sucked into a separation cavity formed by the sliding fan blades 9, under the eccentric action, the oil smoke is continuously compressed, the temperature rises, the thrust of the high-pressure spring 12 on the sealing plate 10 ensures that the oil smoke is pressurized and heated to the ignition point of oil mist, the oil mist performs spontaneous combustion to do work to generate heat and pressure, the pressure pushes the sealing plate 10 to move upwards, the transmission swing rod 11 is driven to swing under the action of the transmission rotating arm 13 to convert the pressure into rotating force, the rotating closed coil 14 cuts the magnetic induction line motion on the permanent magnet 15, the generated current is introduced into the LED lamp 2 to illuminate, high-temperature gas is discharged through the smoke exhaust pipe 6, the high-temperature gas passing through the smoke exhaust pipe 6 intermittently collides with the collision convex rod 21, the smoke exhaust pipe 6 expands and extrudes and transfers the heat to cooling oil in the heat absorption chamber 16, the cooling oil surges to the spiral part of, the water vapor flows into the steam pipe I19, the communicating slide block 22 is closed to move downwards to block an oil path communicated with the oil collecting groove 7, the water vapor is conveyed to the inner cavity of the oil collecting cup 8, the pressure is increased, the oil liquid deposited before is conveyed to the fan wheel 4 through the steam pipe II 20, then the water vapor is continuously conveyed and is surrounded and communicated at the oil collecting groove 3, the oil smoke in the oil collecting groove 3 is sucked, the water in the water chamber 18 is replaced, the oil liquid deposited in the oil collecting groove 7 flows into the oil collecting cup 8 for next conveying, and after cooking is finished, the smooth oil collecting groove 3 is wiped by a cleaning cloth.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a range hood, includes organism (1), the upper portion fixed mounting of organism (1) one side has LED lamp (2), smoke collecting tank (3) have been seted up to one side of organism (1), the inner chamber of organism (1) and smoke collecting tank (3) middle part intercommunication cover are equipped with fan wheel (4), the fixed cover in back of fan wheel (4) is equipped with motor (5), the opposite side of organism (1) and the upper portion intercommunication fixed mounting of fan wheel (4) have tub (6) of discharging fume, the bottom of organism (1) one side and smoke collecting tank (3) cooperation fixed mounting have sump oil (7), the bottom of organism (1) and with sump oil (7) intercommunication fixed mounting have sump oil cup (8), its characterized in that: the fan wheel (4) is solid and is eccentrically installed with an installation inner cavity of the fan wheel, the outer ring of the fan wheel (4) is movably provided with a sliding fan blade (9), one end of the smoke exhaust pipe (6) close to the fan wheel (4) is movably sleeved with a sealing plate (10), and the upper surface of the sealing plate (10) is fixedly sleeved with a high-pressure spring (12).

2. A range hood according to claim 1, wherein: the middle part of the upper surface of the sealing plate (10) is movably sleeved with a transmission swing rod (11), a transmission rotating arm (13) is sleeved on an upper end movable shaft of the transmission swing rod (11), a closed coil (14) is sleeved on the other end movable shaft of the transmission rotating arm (13), a permanent magnet (15) is fixedly installed on two side faces of the closed coil (14) in a matched mode, and the closed coil (14) is electrically connected with the LED lamp (2).

3. A range hood according to claim 1, wherein: the outer fixed cover of surface of tub (6) one end of discharging fume is equipped with heat absorption chamber (16), it has cooling oil to annotate in heat absorption chamber (16), the surface intercommunication of heat absorption chamber (16) has heat exchange tube (17), the positive lower part fixed mounting of organism (1) has hydroecium (18), heat exchange tube (17) spiral at the installation face of hydroecium (18), the back fixed mounting of hydroecium (18) has steam pipe (19), oil duct that oil collecting tank (7), oil collecting cup (8) are linked to in steam pipe (19), the oil duct crisscross movable mounting of steam pipe (19) has closed intercommunication slider (22), the bottom surface fixed mounting of oil collecting cup (8) inner chamber one side has steam pipe two (20), steam pipe two (20) communicate the internal surface in closed coil (14) cooperation chamber.

4. A range hood according to claim 1, wherein: one end of the smoke exhaust pipe (6) is made of expandable flexible metal materials and is arranged in a wavy manner.

5. A range hood according to claim 1, wherein: the inner surface of one end of the smoke exhaust pipe (6) is fixedly provided with a collision convex rod (21), and the collision convex rod (21) inclines towards the exhaust direction of the oil smoke.

6. A range hood according to claim 1, wherein: the fan wheel (4) is in tangent contact with the top of the installation cavity of the fan wheel, and the steam pipe I (19) can completely penetrate into the closed coil (14) and extend out to be attached to the inner surface of the installation cavity of the fan wheel (4).

7. A range hood according to claim 3, wherein: the second steam pipe (20) is wound by a circle in a channel of the smoke collection groove (3) communicated with the fan wheel (4), the second steam pipe (20) is connected with the smoke collection groove (3) through a hole, and the second steam pipe (20) is narrowed at the connecting hole.