CN112628827A

CN112628827A - Multifunctional range hood

Info

Publication number: CN112628827A
Application number: CN202110021332.8A
Authority: CN
Inventors: 梁金刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-04-09

Abstract

A multifunctional range hood, comprising: the device comprises an exhaust pipeline part, a range hood part, a purification part, an air draft part, a power part, a deformation part and a cleaning part; the exhaust duct part is arranged on the roof of the kitchen; the range hood part is movably arranged at the lower end of the exhaust pipeline part; the range hood part has an automatic lifting function; the purification part to the cleaning part are all arranged inside the range hood part; the purifying part has the function of automatically purifying the oil smoke, so that the oil smoke is prevented from polluting the environment; the air exhaust part has the function of automatic cleaning; the power part is used as a power source and a power transmission mechanism of the whole; the deformation part has the function of automatic deformation; the cleaning part and the deformation part work in a matching way to realize the function of automatically cleaning the oil filter screen; the problem that the exhaust quantity is reduced after the range hood is used for a period of time is avoided, and manual time-consuming and labor-consuming dismounting and cleaning are not needed; great improvement work efficiency, easy to assemble, but the automatic rising, very big operation that has made things convenient for people.

Description

Multifunctional range hood

Technical Field

The invention relates to the field of household appliances, in particular to a multifunctional range hood.

Background

The range hood is also called as range hood, is a kitchen appliance for purifying the kitchen environment, is arranged above a kitchen healthy energy-saving range hood, can rapidly pump away waste burnt by the range hood and oil smoke harmful to human bodies generated in the cooking process and discharge the oil smoke out of the room, and has the safety guarantee functions of gas defense and explosion prevention; however, the traditional range hood is simple in structure, so that the range hood lacks a corresponding purification function, oil smoke containing a large amount of harmful substances is directly discharged into the atmosphere through the range hood to pollute the environment, and secondly, after the range hood is used for a long time, a large amount of oil stains are accumulated on the range hood due to the lack of a corresponding self-cleaning function of the traditional range hood, so that the working efficiency of the range hood is affected due to the continuous accumulation of the oil stains, in addition, the attractiveness of the range hood is affected due to the continuous accumulation of the oil stains, and the use experience of a user on the range hood is reduced; therefore, a multifunctional range hood is needed, which has the function of automatic cleaning, can automatically purify the oil smoke and avoid environmental pollution.

Disclosure of Invention

Aiming at the problem of complaint, the invention provides a multifunctional range hood, which aims to solve the problems that the existing range hood is difficult to clean and easily causes environmental pollution.

The technical scheme adopted by the invention is as follows: a multifunctional range hood, comprising: the device comprises an exhaust pipeline part, a range hood part, a purification part, an air draft part, a power part, a deformation part and a cleaning part; the exhaust duct part is arranged on the roof of the kitchen and leads to the outside; the range hood part is movably arranged at the lower end of the exhaust pipeline part and is used as a main working part, and the range hood part has an automatic lifting function; the purifying part, the air draft part, the power part, the deformation part and the cleaning part are all arranged inside the range hood part; the purifying part has the function of automatically purifying the oil smoke, so that the oil smoke is prevented from polluting the environment; the air exhaust part has the functions of high-power air exhaust and automatic cleaning; the power part is used as a power source and a power transmission mechanism of the whole; the deformation part has the function of automatic deformation; the cleaning part and the deformation part work in a matching way to realize the function of automatically cleaning the oil filter screen; the problem that after the range hood is used for a period of time, oil stains are excessive, so that the exhaust quantity is reduced is solved, the range hood is fully automatically cleaned, and manual time-consuming and labor-consuming dismounting and cleaning are not needed; great improvement work efficiency, avoid extravagant hand labor power, easy to assemble can rise automatically, very big operation that has made things convenient for the people.

Further, the exhaust duct section includes: the pipeline comprises a pipeline shell, a sealing plate a, a top spring and an electromagnetic buckle; the pipeline shell is of a hollow structure, sliding grooves are formed in two sides of the interior of the pipeline shell, and the pipeline shells are spliced into an integral pipeline; the sliding blocks at two sides of the sealing plate a are slidably arranged on a sliding groove in the pipeline shell, and the sealing plate a is matched with a groove at the lower end of the pipeline shell; the upper end of the sealing plate a is provided with a plurality of top springs, and the upper ends of the top springs are fixedly connected with the pipeline shell; the groove of the pipeline shell is provided with a plurality of electromagnetic buckles.

Further, the lampblack absorber part includes: the device comprises a shell a, a shell b, a mandril, a special-shaped nut, a shell c, a shell d, a baffle, a screw rod a, a bevel gear a and a hand-operated handle; the shell a is of a hollow structure; the shell b is slidably arranged on the upper end chute of the shell a; the lower end of the ejector rod is fixedly arranged at the upper end of the shell b, and the upper end of the ejector rod is matched with the groove at the lower end of the sealing plate a; the special-shaped nut is fixedly arranged on the right side of the shell b and is of a hollow structure; the shell c is fixedly arranged on the right side of the shell a; the shell d is fixedly arranged at the lower end of the shell a; the baffle is fixedly arranged on the front side of the shell d; the screw rod a is rotatably arranged in a round hole in the shell c and is in threaded fit with the special-shaped nut, and a bevel gear a is arranged at the lower end of the screw rod a; the bevel gears a are rotatably arranged in round holes in the shell c, and the two bevel gears a are meshed; one end of the hand crank handle is fixedly arranged at the right end of the bevel gear a.

Further, the purification part comprises: the device comprises a shell e, an exhaust cavity, a purification cavity and a ventilation pipe; the shell e is fixedly arranged in the shell a; two air exhaust cavities are arranged and fixedly arranged in the shell a; the number of the purification cavities is two, the purification cavities are fixedly arranged at the lower end of the shell e, and liquid with a purification effect is arranged in the purification cavities; the inside of purifying the chamber is equipped with the ventilation pipe, and the round hole on ventilation pipe and the purification chamber passes through the pipe and connects.

Further, the air draft part comprises: the device comprises a special-shaped cylindrical cam, a synchronizing wheel a, a synchronizing wheel b, a spray head a, a limiting part, a rotating shaft a, a rotating shaft b, a thousand impeller and a synchronizing wheel c; the special-shaped cylindrical cam is rotatably arranged in the shell a, and a sliding groove is formed in the special-shaped cylindrical cam; the synchronizing wheel a is fixedly arranged at the right end of the special-shaped cylindrical cam; the synchronous wheel b is rotatably arranged inside the shell a; the rotating shaft b is fixedly arranged at the left end of the synchronizing wheel b and is positioned inside the special-shaped cylindrical cam; the rotating shaft a is slidably arranged on the rotating shaft b; the spray head a is fixedly arranged at the left end of the rotating shaft a; the limiting part is rotatably arranged in the groove on the rotating shaft a, and a sliding block on the limiting part is matched with a sliding groove in the special-shaped cylindrical cam; the thousand-blade wheels are rotatably arranged on the round hole on the shell d; the right-hand member of thousand impeller wheels is equipped with synchronizing wheel c, and synchronizing wheel c rotates and installs in the round hole on shell d.

Further, the power part comprises: the device comprises a double-shaft motor, a synchronous wheel d, a rotating shaft c, a synchronous wheel e, a rotating shaft d, a heterogeneous gear a, a universal joint a, a synchronous wheel f, a positioning block, a synchronous wheel g, a synchronous wheel h, a synchronous wheel i, a synchronous belt a, a synchronous belt b, a synchronous wheel j, a synchronous belt c and a synchronous belt d; a synchronous belt e; the double-shaft motor is fixedly arranged in the shell d, and the upper end of the double-shaft motor is provided with a gear box; the synchronizing wheel d is fixedly arranged on a motor shaft on the left side of the double-shaft motor; the rotating shaft c is fixedly arranged on an output shaft of the gear box, and a tooth-shaped structure is arranged at the right end of the rotating shaft c; the synchronizing wheel e is fixedly arranged on the rotating shaft c through a positioning block; the rotating shaft d is rotatably arranged in the shell d; the heterogeneous gear a is fixedly arranged on a motor shaft on the right side of the double-shaft motor, and a tooth-shaped structure is arranged on the heterogeneous gear a; one end of the universal joint a is fixedly arranged on the dissimilar gear a; the synchronizing wheel f is rotatably arranged in a circular hole on the shell d, and a groove arranged on the synchronizing wheel f is matched with a tooth-shaped structure on the heterogeneous gear a; two ends of the rotating shaft d are provided with a synchronizing wheel g and a synchronizing wheel j; the synchronizing wheel e and the synchronizing wheel g are coated by a synchronizing belt; the synchronizing wheel h is rotatably arranged in an inner circular hole of the shell d; the number of the synchronizing wheels i is two, the synchronizing wheels i are rotatably arranged on a circular hole in the shell d, and the synchronizing wheels i and the synchronizing wheels h are coated by the synchronizing belts d; a synchronous belt a is arranged at the right end of the synchronous wheel i and is connected with the synchronous wheel a through a synchronous belt b; the synchronous wheel j is connected with the synchronous wheel b through a synchronous belt c; the synchronous belt e is coated on the synchronous wheel d, the two synchronous wheels c and the input end of the deformation part; the synchronizing wheel f is connected with the input end of the cleaning part through a synchronizing belt.

Further, the deformation portion includes: the device comprises a screw rod b, a nut, a universal joint b, a synchronizing wheel k, a filter screen, a guide rail and a sealing plate b; the number of the screw rods b is two, and the screw rods b are rotatably arranged in the circular holes on the baffle; the nut is slidably mounted on the screw rod b; the left end of the universal joint b is fixedly connected with the right end of the screw rod b; the right end of the universal joint b is fixedly connected with a synchronizing wheel k; a synchronous wheel k is rotatably arranged in a circular hole of the shell d and is connected with a synchronous belt e; the fixed rod arranged on the filter screen is fixedly connected with the two nuts; the filter screen is matched with the groove on the baffle; the number of the guide rails is two, and the guide rails are fixedly arranged on two sides of the baffle groove; the convex blocks on the two sides of the sealing plate b are slidably arranged in the sliding grooves on the guide rail, and one side of the sealing plate b is provided with a cylinder which is slidably connected with the cleaning part.

Further, the washing part includes: the device comprises a synchronizing wheel I, a screw rod c, a heterogeneous gear b, a shell f, a limiting groove, a bracket, a brush, a spray head b, a guide pipe, a bevel gear b, a bevel gear c, a rotating shaft e and a rotating shaft f; the synchronizing wheel l is rotatably arranged on a round hole on the shell d and is connected with the synchronizing wheel f through a synchronizing belt; the screw rod c is slidably arranged on the synchronizing wheel l, is of a hollow structure, and is in threaded fit with the threads inside the synchronizing wheel l; the heterogeneous gear b is rotatably arranged on a round hole of the shell d, and a tooth-shaped structure on the heterogeneous gear b is matched with a tooth-shaped structure of the rotating shaft c; the shell f is fixedly arranged at the lower end of the lead screw c, a limiting groove is formed in the left end of the shell f, and a groove in the limiting groove is in sliding connection with the cylinder of the sealing plate b; the bracket is rotatably arranged in a round hole on the limiting groove; the brush is connected inside the bracket in a sliding way through a spring; the spray head b is fixedly arranged on the outer side of the brush and is communicated through a guide pipe; the bevel gear b is fixedly arranged on a cylinder of the bracket; the bevel gear c is rotatably arranged in a round hole on the shell f and is meshed with the bevel gear b; the rotating shaft e is fixedly arranged at the upper end of the bevel gear c; the rotating shaft f is slidably arranged at the upper end of the rotating shaft e, and the upper end of the rotating shaft f is fixedly connected with the lower end of the heterogeneous gear b; one end of the spray head b is connected with the water inlet of the spray head a through a hose and is connected to an external water pipe.

Due to the adoption of the technical scheme, the invention has the following advantages:

(1) a power part: the double-shaft motor works to drive all parts to work, so that all working parts can be driven to work only by one power source, the manufacturing cost is greatly saved, and the operation is further facilitated; the working efficiency is greatly improved.

(2) When the synchronous wheel c works normally, the synchronous wheel c rotates to drive the thousand impeller wheels to rotate; the whole oil fume suction function is realized, the oil fume is further purified, the environment pollution is avoided, the working efficiency is greatly improved, and the environment is protected.

(3) When the hand crank handle is rotated, the height can be adjusted; the function of manually adjusting the height is realized, so that the product can meet the requirements of users with different heights and is convenient to operate.

(4) When not needing a plurality of lampblack absorbers, steerable electromagnetism buckle is bounced off, and closing plate a moves down and agrees with sealedly with the recess on the pipeline shell, guarantees inclosed, guarantees under the circumstances that does not have the lampblack absorber that the oil smoke can not flow back.

(5) When the range hood is installed, the ejector rod jacks the sealing plate a to move upwards, the round hole in the shell b is clamped with the electromagnetic buckle, and the range hood is fixed; the whole device is convenient to disassemble and assemble, the use is convenient, and different use scenes are met.

(6) When automatic cleaning is needed, the synchronous wheel a rotates to drive the special-shaped cylindrical cam to rotate, and the spray head a rotates to spray water to clean the impeller; the function of washing thousand impellers is realized, the time-consuming and labor-consuming problems of manual cleaning are solved, the working efficiency is greatly improved, and the operation is convenient.

(7) When the filter screen needs to be cleaned, the synchronizing wheel k rotates to drive the universal joint b to rotate, the brush brushes the filter screen, and the spray head b sprays water to clean the filter screen; the automatic cleaning function of the filter screen is realized, the working efficiency is greatly improved, the problems of time and labor waste during manual cleaning are solved, and the operation is convenient.

Drawings

FIG. 1 is an overall schematic view of the present invention.

FIG. 2 is a schematic view of a portion of an exhaust duct according to the present invention.

Fig. 3 is a partial schematic view of a range hood of the present invention.

Fig. 4 is a schematic diagram of a part of lifting structure of the range hood.

Fig. 5 is a schematic view of a part of the interior of the range hood of the present invention.

FIG. 6 is a schematic view of a purification section of the present invention.

FIG. 7 is a schematic sectional view of a purge portion of the present invention.

FIG. 8 is a schematic view of the internal structure of the present invention.

Fig. 9 is a schematic drawing of the air extracting portion of the present invention.

Fig. 10 is an exploded view of the air draft portion of the present invention.

Fig. 11 and 12 are schematic views of the internal structure of the present invention.

Fig. 13 and 14 are schematic diagrams of the power part of the invention.

Fig. 15 and 16 are schematic views of the modified parts of the present invention.

Fig. 17 and 18 are schematic views of the cleaning part of the present invention.

FIG. 19 is a schematic view of the inside of a cleaning part according to the present invention.

Reference numerals: 1-an exhaust duct section; 2-a range hood part; 3-a purification section; 4-air draft part; 5-a power section; 6-a deformation portion; 7-a washing part; 101-a pipe casing; 102-sealing plate a; 103-top spring; 104-an electromagnetic buckle; 201-housing a; 202-housing b; 203-mandril; 204-special-shaped nuts; 205-shell c; 206-housing d; 207-a baffle; 208-lead screw a; 209-bevel gear a; 210-hand cranking handles; 301-housing e; 302-a venting chamber; 303-a purification chamber; 304-a vent-tube; 401-shaped cylindrical cam; 402-synchronous wheel a; 403-synchronizing wheel b; 404-showerhead a; 405-a spacing feature; 406-axis of rotation a; 407-rotating shaft b; 408-thousand impellers; 409-synchronizing wheel c; 501-a double-shaft motor; 502-synchronous wheel d; 503-axis of rotation c; 504-synchronizing wheel e; 505-rotating shaft d; 506-dissimilar gear a; 507-gimbal a; 508-synchronizing wheel f; 509-a locating block; 510-a synchronizing wheel g; 511-synchronizing wheel h; 512-synchronous wheel i; 513-synchronous belt a; 514-synchronous belt b; 515-synchronizing wheel j; 516-synchronous belt c; 517-synchronous belt d; 518-synchronous belt e; 601-lead screw b; 602-a nut; 603-gimbal b; 604-synchronizing wheel k; 605-a filter screen; 606-a guide rail; 607-sealing plate b; 701-synchronizing wheel l; 702-lead screw c; 703-dissimilar gear b; 704-shell f; 705-a limit groove; 706-a support; 707-brushes; 708-spray head b; 709-a catheter; 710-bevel gear b; 711-bevel gear c; 712-a rotation axis e; 713-spindle f.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in many ways other than those described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit of the invention, and therefore the invention is not limited to the specific embodiments disclosed below.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Embodiment, as shown in fig. 1 to 19, a multifunctional range hood includes: the device comprises an exhaust pipeline part 1, a range hood part 2, a purification part 3, an air draft part 4, a power part 5, a deformation part 6 and a cleaning part 7; the exhaust duct part 1 is arranged on the roof of a kitchen and leads to the outside; the range hood part 2 is movably arranged at the lower end of the exhaust pipeline part 1 and is used as a main working part, and the range hood part 2 has an automatic lifting function; the purifying part 3, the air draft part 4, the power part 5, the deformation part 6 and the cleaning part 7 are all arranged inside the range hood part 2; the purifying part 3 has the function of automatically purifying the oil smoke, so that the oil smoke is prevented from polluting the environment; the air draft part 4 has the functions of high-power air exhaust and automatic cleaning; the power part 5 is used as an integral power source and power transmission mechanism; the deformation portion 6 has a function of automatic deformation; the cleaning part 7 and the deformation part 6 work in a matching way to realize the function of automatically cleaning the oil filter screen; the problem that after the range hood is used for a period of time, oil stains are excessive, so that the exhaust quantity is reduced is solved, the range hood is fully automatically cleaned, and manual time-consuming and labor-consuming dismounting and cleaning are not needed; great improvement work efficiency, avoid extravagant hand labor power, easy to assemble can rise automatically, very big operation that has made things convenient for the people.

In an alternative embodiment of the present invention, the exhaust duct portion 1 includes, in addition to the same components as in the previous embodiment: a pipeline shell 101, a sealing plate a102, a top spring 103 and an electromagnetic buckle 104; the pipeline shell 101 is of a hollow structure, sliding grooves are formed in two sides of the interior of the pipeline shell, and the pipeline shells 101 are spliced into an integral pipeline; the sliding blocks at two sides of the sealing plate a102 are slidably mounted on a sliding groove in the pipeline shell 101, and the sealing plate a102 is matched with a groove at the lower end of the pipeline shell 101; the upper end of the sealing plate a102 is provided with a plurality of top springs 103, and the upper ends of the top springs 103 are fixedly connected with the pipeline shell 101; a plurality of electromagnetic buckles 104 are arranged on the groove of the pipeline housing 101.

In an optional implementation manner of the embodiment of the present invention, except for the same components as those in the previous embodiment, the range hood part 2 includes: a shell a201, a shell b202, a mandril 203, a special-shaped nut 204, a shell c205, a shell d206, a baffle 207, a screw rod a208, a bevel gear a209 and a hand-cranking handle 210; the shell a201 is a hollow structure; the shell b202 is slidably mounted on the upper end chute of the shell a 201; the number of the top rods 203 is one, the lower ends of the top rods 203 are fixedly arranged at the upper end of the shell b202, and the upper ends of the top rods 203 are matched with the grooves at the lower ends of the sealing plates a 102; the special-shaped nut 204 is fixedly arranged on the right side of the shell b202, and the special-shaped nut 204 is of a hollow structure; the shell c205 is fixedly arranged on the right side of the shell a 201; the shell d206 is fixedly arranged at the lower end of the shell a 201; the baffle 207 is fixedly installed on the front side of the housing d 206; the screw a208 is rotatably arranged in a round hole on the shell c205, the screw a208 is in threaded fit with the special-shaped nut 204, and the lower end of the screw a208 is provided with a bevel gear a 209; bevel gears a209 are rotatably arranged in circular holes on the shell c205, and the two bevel gears a209 are meshed; one end of the hand crank 210 is fixedly mounted on the right end of the bevel gear a 209.

In an alternative implementation of the embodiment of the present invention, the purifying part 3 includes, in addition to the same components as in the previous embodiment: an outer shell e301, an exhaust cavity 302, a purification cavity 303 and a ventilation pipe 304; the shell e301 is fixedly arranged in the shell a 201; two exhaust cavities 302 are provided, and the exhaust cavities 302 are fixedly arranged inside the shell a 201; two purification cavities 303 are provided, the purification cavities 303 are fixedly arranged at the lower end of the shell e301, and liquid with a purification effect is arranged in the purification cavities 303; a vent pipe 304 is arranged inside the purification cavity 303, and the vent pipe 304 is connected with a round hole in the purification cavity 303 through a round pipe.

In an alternative embodiment of the present invention, the exhausting part 4 includes, in addition to the same components as those of the previous embodiment: the device comprises a special-shaped cylindrical cam 401, a synchronizing wheel a402, a synchronizing wheel b403, a spray head a404, a limiting part 405, a rotating shaft a406, a rotating shaft b407, a thousand-blade wheel 408 and a synchronizing wheel c 409; the special-shaped cylindrical cam 401 is rotatably arranged in the shell a201, and a sliding groove is formed in the special-shaped cylindrical cam 401; a synchronizing wheel a402 is fixedly arranged at the right end of the special-shaped cylindrical cam 401; a synchronizing wheel b403 is rotatably arranged inside the shell a 201; the rotating shaft b407 is fixedly arranged at the left end of the synchronizing wheel b403, and the rotating shaft b407 is positioned inside the special-shaped cylindrical cam 401; the rotating shaft a406 is slidably mounted on the rotating shaft b 407; the spray head a404 is fixedly arranged at the left end of the rotating shaft a 406; the limiting part 405 is rotatably arranged in a groove on the rotating shaft a406, and a sliding block on the limiting part 405 is matched with a sliding groove in the special-shaped cylindrical cam 401; the number of the thousand-blade wheels 408 is two, and the thousand-blade wheels 408 are rotatably arranged on the round holes on the shell d 206; the right end of the thousand-blade wheel 408 is provided with a synchronizing wheel c409, and the synchronizing wheel c409 is rotatably arranged in a round hole on the shell d 206.

In an alternative embodiment of the present invention, the power section 5 includes, in addition to the same components as the previous embodiment: a double-shaft motor 501, a synchronous wheel d502, a rotating shaft c503, a synchronous wheel e504, a rotating shaft d505, a dissimilar gear a506, a universal joint a507, a synchronous wheel f508, a positioning block 509, a synchronous wheel g510, a synchronous wheel h511, a synchronous wheel i512, a synchronous belt a513, a synchronous belt b514, a synchronous wheel j515, a synchronous belt c516 and a synchronous belt d 517; a synchronous belt e 518; the double-shaft motor 501 is fixedly arranged in the shell d206, and the upper end of the double-shaft motor 501 is provided with a gear box; a synchronizing wheel d502 is fixedly arranged on a motor shaft at the left side of the double-shaft motor 501; the rotating shaft c503 is fixedly arranged on an output shaft of the gear box, and a tooth-shaped structure is arranged at the right end of the rotating shaft c 503; the synchronizing wheel e504 is fixedly arranged on the rotating shaft c503 through a positioning block 509; the rotating shaft d505 is rotatably arranged inside the shell d 206; the heterogeneous gear a506 is fixedly arranged on a motor shaft on the right side of the double-shaft motor 501, and a tooth-shaped structure is arranged on the heterogeneous gear a 506; one end of a universal joint a507 is fixedly arranged on the different-type gear a 506; the synchronizing wheel f508 is rotatably arranged in a round hole on the shell d206, and a groove arranged on the synchronizing wheel f508 is matched with a tooth-shaped structure on the dissimilar gear a 506; two ends of the rotating shaft d505 are provided with a synchronizing wheel g510 and a synchronizing wheel j 515; the synchronous wheel e504 and the synchronous wheel g510 are coated by a synchronous belt; the synchronizing wheel h511 is rotatably arranged in an inner circular hole of the shell d 206; two synchronizing wheels i512 are provided, the synchronizing wheels i512 are rotatably arranged on a circular hole in the shell d206, and the synchronizing wheels i512 and the synchronizing wheels h511 are coated by a synchronizing belt d 517; a synchronous belt a513 is arranged at the right end of the synchronous wheel i512, and the synchronous belt a513 is connected with the synchronous wheel a402 through a synchronous belt b 514; a synchronous wheel j515 is connected with a synchronous wheel b403 through a synchronous belt c 516; the synchronous belt e518 is coated on the synchronous wheel d502, the two synchronous wheels c409 and the input end of the deformation part 6; the timing wheel f508 is connected to the input end of the cleaning section 7 through a timing belt.

In an alternative implementation of the embodiment of the present invention, the deformation portion 6 includes, in addition to the same components as in the previous embodiment: a screw rod b601, a nut 602, a universal joint b603, a synchronizing wheel k604, a filter screen 605, a guide rail 606 and a sealing plate b 607; the number of the screw rods b601 is two, and the screw rods b601 are rotatably arranged in circular holes in the baffle 207; the nut 602 is slidably mounted on the lead screw b 601; the left end of the universal joint b603 is fixedly connected with the right end of the screw rod b 601; the right end of the universal joint b603 is fixedly connected with a synchronous wheel k 604; a synchronous wheel k604 is rotatably arranged in a circular hole of the shell d206, and the synchronous wheel k604 is connected with a synchronous belt e 518; the fixed rod arranged on the filter screen 605 is fixedly connected with the two nuts 602; the filter screen 605 is fitted with the groove on the baffle 207; two guide rails 606 are arranged, and the guide rails 606 are fixedly arranged on two sides of the groove of the baffle 207; the convex blocks at the two sides of the sealing plate b607 are slidably mounted in the sliding grooves on the guide rail 606, and one side of the sealing plate b607 is provided with a cylinder which is slidably connected with the cleaning part 7.

In an alternative implementation of the embodiment of the present invention, the cleaning portion 7 includes, in addition to the same components as in the previous embodiment: a synchronizing wheel l701, a lead screw c702, a heterogeneous gear b703, a shell f704, a limiting groove 705, a bracket 706, a brush 707, a spray head b708, a conduit 709, a bevel gear b710, a bevel gear c711, a rotating shaft e712 and a rotating shaft f 713; the synchronizing wheel l701 is rotatably arranged on a round hole on the shell d206, and the synchronizing wheel l701 is connected with the synchronizing wheel f508 through a synchronous belt; the screw rod c702 is slidably mounted on the synchronizing wheel l701, the screw rod c702 is of a hollow structure, and the screw rod c702 is in threaded fit with the threads inside the synchronizing wheel l 701; the heterogeneous gear b703 is rotatably mounted on the circular hole of the shell d206, and the tooth-shaped structure on the heterogeneous gear b703 is matched with the tooth-shaped structure of the rotating shaft c 503; the shell f704 is fixedly arranged at the lower end of the screw rod c702, a limiting groove 705 is formed in the left end of the shell f704, and a groove in the limiting groove 705 is in sliding connection with a cylinder of the sealing plate b 607; the bracket 706 is rotatably arranged in a round hole on the limiting groove 705; the brush 707 is slidably connected inside the bracket 706 by a spring; the spray head b708 is fixedly arranged on the outer side of the brush 707, and the spray head b708 is communicated through a conduit 709; bevel gear b710 is fixedly mounted on the cylinder of the bracket 706; bevel gear c711 is rotatably mounted in a circular hole of housing f704, and bevel gear c711 is meshed with bevel gear b 710; the rotating shaft e712 is fixedly arranged at the upper end of the bevel gear c 711; the rotating shaft f713 is slidably mounted at the upper end of the rotating shaft e712, and the upper end of the rotating shaft f713 is fixedly connected with the lower end of the heterogeneous gear b 703; one end of the spray head b708 is connected with the water inlet of the spray head a404 through a hose and is connected to an external water pipe.

The working principle is as follows: the working principle of the power part 5 is as follows: when the double-shaft motor 501 works, the double-shaft motor 501 drives the synchronizing wheel d502 to rotate, and the synchronizing wheel d502 drives the synchronizing wheel c409 and the synchronizing wheel k604 to rotate through the synchronizing belt e 518; the double-shaft motor 501 drives the dissimilar gear a506 to rotate, the dissimilar gear a506 drives the synchronous wheel f508 to rotate, and the synchronous wheel f508 drives the synchronous wheel l701 to rotate; the dissimilar gear a506 drives the universal joint a507 to rotate, the universal joint a507 drives the synchronous wheel h511 to rotate, the synchronous wheel h511 drives the synchronous wheel i512 to rotate through a synchronous belt d517, the synchronous wheel i512 drives the synchronous belt a513 to rotate, and the synchronous belt a513 drives the synchronous wheel a402 to rotate through a synchronous belt b 514; the double-shaft motor 501 drives the gear box to work, so as to drive the rotating shaft c503 to rotate, and the tooth-shaped structure of the rotating shaft c503 drives the dissimilar gear b703 to rotate; the rotating shaft c503 drives the positioning block 509 to rotate, the positioning block 509 drives the synchronizing wheel g510 to rotate, the synchronizing wheel g510 drives the synchronizing wheel j515 to rotate, and the synchronizing wheel j515 drives the synchronizing wheel b403 to rotate through the synchronizing belt c 516; all the working parts can be driven to work only by one power source, so that the manufacturing cost is greatly saved, and the operation is further facilitated; the working efficiency is greatly improved.

During normal work, the synchronizing wheel c409 rotates to drive the thousand-blade wheel 408 to rotate, and the thousand-blade wheel 408 starts to work and exhaust air; the oil smoke enters from the filter screen 605, passes through the exhaust cavity 302, enters the purification cavity 303 through the ventilation pipe 304 for purification, enters the pipeline shell 101 through the shell e301 and the shell b202, and is exhausted; the whole oil fume suction function is realized, the oil fume is further purified, the environment pollution is avoided, the working efficiency is greatly improved, and the environment is protected.

When the hand handle 210 is rotated, the hand handle 210 drives the bevel gear a209 to rotate, the bevel gear a209 drives the bevel gear a209 at the lower end of the screw a208 to rotate, the bevel gear a209 drives the screw a208 to rotate, and the screw a208 and the special-shaped nut 204 move, so that the shell b202 and the shell a201 move to adjust the height; the function of manually adjusting the height is realized, so that the product can meet the requirements of users with different heights and is convenient to operate.

When a plurality of range hoods are not needed, the electromagnetic buckles 104 can be controlled to be opened, the range hoods and the top springs 103 generate elasticity, and the sealing plates a102 move downwards to be matched and sealed with the grooves in the pipeline shell 101, so that sealing is guaranteed; when the range hood is installed, the ejector rod 203 jacks up the sealing plate a102 to move upwards, the round hole in the shell b202 is clamped with the electromagnetic buckle 104, and the range hood is fixed; the whole device is convenient to disassemble and assemble, the use is convenient, and different use scenes are met.

When automatic cleaning is needed, the synchronizing wheel a402 rotates to drive the special-shaped cylindrical cam 401 to rotate, the chute in the special-shaped cylindrical cam 401 drives the limiting part 405 to move, the limiting part 405 drives the rotating shaft a406 to move, and the rotating shaft a406 drives the spray head a404 to move, so that the spray head a404 extends into the thousand-blade wheel 408; the synchronous wheel b403 rotates to drive the rotating shaft b407 to rotate, the rotating shaft b407 drives the rotating shaft a406 to rotate, the rotating shaft a406 drives the spray head a404 to rotate, and the spray head a404 rotates to spray water to clean the impeller 408; the function of washing thousand impeller wheels 408 is realized, the time-consuming and labor-consuming problems of manual washing are solved, the working efficiency is greatly improved, and the operation is convenient.

When the filter screen 605 needs to be cleaned, the synchronizing wheel k604 rotates to drive the universal joint b603 to rotate, the universal joint b603 drives the lead screw b601 to rotate, the lead screw b601 drives the nut 602 to move, and the nut 602 drives the filter screen 605 to move inwards; at the moment, the synchronizing wheel l701 starts to rotate, the synchronizing wheel l701 drives the lead screw c702 to move downwards, the lead screw c702 drives the shell f704 to move downwards, the shell f704 drives the limiting groove 705 to move downwards, the limiting groove 705 drives the sealing plate b607 to move downwards, the sealing plate b607 moves along the sliding groove of the guide rail 606, and when the sealing plate b607 moves to a specified position, the sealing plate b607 is matched with the groove on the baffle 207, so that the whole body is sealed; the brush 707 and the nozzle b708 also clamp the filter net 605 at this time; at this time, the heterogeneous gear b703 rotates, the heterogeneous gear b703 drives the rotating shaft f713 to rotate, the rotating shaft f713 drives the rotating shaft e712 to rotate, the rotating shaft e712 drives the bevel gear c711 to rotate, the bevel gear c711 drives the bevel gear b710 to rotate, the bevel gear b710 drives the bracket 706 to rotate, the bracket 706 drives the brush 707 and the spray head b708 to rotate, the brush 707 brushes the filter screen 605, and the spray head b708 sprays water to clean the filter screen 605; resetting after cleaning; the automatic cleaning function of the filter screen 605 is realized, the working efficiency is greatly improved, the problems of time and labor waste during manual cleaning are solved, and the operation is convenient.

Claims

1. A multifunctional range hood, its characterized in that includes: an exhaust duct part (1), a range hood part (2), a purification part (3), an air draft part (4), a power part (5), a deformation part (6) and a cleaning part (7); the exhaust duct part (1) is arranged on the roof of a kitchen and leads to the outside; the range hood part (2) is movably arranged at the lower end of the exhaust pipeline part (1) and is used as a main working part, and the range hood part (2) has an automatic lifting function; the purification part (3), the air draft part (4), the power part (5), the deformation part (6) and the cleaning part (7) are all arranged inside the range hood part (2); the purifying part (3) has the function of automatically purifying the oil smoke, so that the oil smoke is prevented from polluting the environment; the air draft part (4) has the functions of high-power air exhaust and automatic cleaning; the power part (5) is used as a power source and a power transmission mechanism of the whole; the deformation part (6) has the function of automatic deformation; the cleaning part (7) and the deformation part (6) work in a matching way to realize the function of automatically cleaning the oil filter screen; the problem that after the range hood is used for a period of time, oil stains are excessive, so that the exhaust quantity is reduced is solved, the range hood is fully automatically cleaned, and manual time-consuming and labor-consuming dismounting and cleaning are not needed; great improvement work efficiency, avoid extravagant hand labor power, easy to assemble can rise automatically, very big operation that has made things convenient for the people.

2. A multifunctional fume extractor according to claim 1, wherein said exhaust duct portion (1) comprises: the pipeline sealing device comprises a pipeline shell (101), a sealing plate a (102), a top spring (103) and an electromagnetic buckle (104); the pipeline shell (101) is of a hollow structure, sliding grooves are formed in two sides of the interior of the pipeline shell, and the pipeline shells (101) are spliced into an integral pipeline; the sliding blocks on two sides of the sealing plate a (102) are slidably mounted on a sliding groove in the pipeline shell (101), and the sealing plate a (102) is matched with a groove in the lower end of the pipeline shell (101); the upper end of the sealing plate a (102) is provided with a plurality of top springs (103), and the upper ends of the top springs (103) are fixedly connected with the pipeline shell (101); a plurality of electromagnetic buckles (104) are arranged on the groove of the pipeline shell (101).

3. A multifunctional fume extractor according to claim 1, characterized in that said fume extractor portion (2) comprises: the device comprises a shell a (201), a shell b (202), a top rod (203), a special-shaped nut (204), a shell c (205), a shell d (206), a baffle (207), a lead screw a (208), a bevel gear a (209) and a hand-cranking handle (210); the shell a (201) is of a hollow structure; the shell b (202) is slidably mounted on the upper end chute of the shell a (201); the lower end of the ejector rod (203) is fixedly arranged at the upper end of the shell b (202), and the upper end of the ejector rod (203) is matched with the groove at the lower end of the sealing plate a (102); the special-shaped nut (204) is fixedly arranged on the right side of the shell b (202), and the special-shaped nut (204) is of a hollow structure; the shell c (205) is fixedly arranged on the right side of the shell a (201); the shell d (206) is fixedly arranged at the lower end of the shell a (201); the baffle (207) is fixedly arranged at the front side of the shell d (206); the screw rod a (208) is rotatably arranged in a circular hole in the shell c (205), the screw rod a (208) is in threaded fit with the special-shaped nut (204), and the lower end of the screw rod a (208) is provided with a bevel gear a (209); the bevel gears a (209) are rotatably arranged in circular holes on the shell c (205), and the two bevel gears a (209) are meshed; one end of the hand crank handle (210) is fixedly arranged at the right end of the bevel gear a (209).

4. A multifunctional fume extractor according to claim 1, characterized in that said purifying part (3) comprises: an outer shell e (301), an exhaust cavity (302), a purification cavity (303) and a ventilation pipe (304); the shell e (301) is fixedly arranged in the shell a (201); two exhaust cavities (302) are arranged, and the exhaust cavities (302) are fixedly arranged in the shell a (201); the number of the purification cavities (303) is two, the purification cavities (303) are fixedly arranged at the lower end of the shell e (301), and liquid with a purification effect is arranged inside the purification cavities (303); a ventilation pipe (304) is arranged in the purification cavity (303), and the ventilation pipe (304) is connected with a round hole in the purification cavity (303) through a round pipe.

5. A multifunctional fume exhauster according to claim 1, characterized in that said air draft part (4) comprises: the device comprises a special-shaped cylindrical cam (401), a synchronizing wheel a (402), a synchronizing wheel b (403), a spray head a (404), a limiting part (405), a rotating shaft a (406), a rotating shaft b (407), a thousand-blade wheel (408) and a synchronizing wheel c (409); the special-shaped cylindrical cam (401) is rotatably arranged in the shell a (201), and a sliding groove is formed in the special-shaped cylindrical cam (401); a synchronizing wheel a (402) is fixedly arranged at the right end of the special-shaped cylindrical cam (401); a synchronizing wheel b (403) is rotatably arranged inside the shell a (201); the rotating shaft b (407) is fixedly arranged at the left end of the synchronizing wheel b (403), and the rotating shaft b (407) is positioned inside the special-shaped cylindrical cam (401); the rotating shaft a (406) is slidably arranged on the rotating shaft b (407); the spray head a (404) is fixedly arranged at the left end of the rotating shaft a (406); the limiting part (405) is rotatably arranged in a groove on the rotating shaft a (406), and a sliding block on the limiting part (405) is matched with a sliding groove in the special-shaped cylindrical cam (401); the number of the thousand impellers (408) is two, and the thousand impellers (408) are rotatably arranged on a circular hole in the shell d (206); the right end of the thousand impeller (408) is provided with a synchronizing wheel c (409), and the synchronizing wheel c (409) is rotatably arranged in a round hole on the shell d (206).

6. A multifunctional fume extractor according to claim 1, characterized in that said power section (5) comprises: the device comprises a double-shaft motor (501), a synchronous wheel d (502), a rotating shaft c (503), a synchronous wheel e (504), a rotating shaft d (505), a heterogeneous gear a (506), a universal joint a (507), a synchronous wheel f (508), a positioning block (509), a synchronous wheel g (510), a synchronous wheel h (511), a synchronous wheel i (512), a synchronous belt a (513), a synchronous belt b (514), a synchronous wheel j (515), a synchronous belt c (516) and a synchronous belt d (517); a synchronous belt e (518); the double-shaft motor (501) is fixedly arranged in the shell d (206), and the upper end of the double-shaft motor (501) is provided with a gear box; a synchronizing wheel d (502) is fixedly arranged on a motor shaft on the left side of the double-shaft motor (501); the rotating shaft c (503) is fixedly arranged on an output shaft of the gear box, and a tooth-shaped structure is arranged at the right end of the rotating shaft c (503); the synchronizing wheel e (504) is fixedly arranged on the rotating shaft c (503) through a positioning block (509); the rotating shaft d (505) is rotatably arranged inside the shell d (206); the heterogeneous gear a (506) is fixedly arranged on a motor shaft on the right side of the double-shaft motor (501), and a tooth-shaped structure is arranged on the heterogeneous gear a (506); one end of a universal joint a (507) is fixedly arranged on the different-type gear a (506); a synchronizing wheel f (508) is rotatably arranged in a round hole on the shell d (206), and a groove arranged on the synchronizing wheel f (508) is matched with a tooth-shaped structure on the dissimilar gear a (506); two ends of the rotating shaft d (505) are provided with a synchronizing wheel g (510) and a synchronizing wheel j (515); the synchronous wheel e (504) and the synchronous wheel g (510) are coated by a synchronous belt; the synchronizing wheel h (511) is rotatably arranged in an inner circular hole of the shell d (206); two synchronizing wheels i (512) are provided, the synchronizing wheels i (512) are rotatably arranged on a circular hole in the shell d (206), and the synchronizing wheels i (512) and the synchronizing wheels h (511) are coated by a synchronizing belt d (517); a synchronous belt a (513) is arranged at the right end of the synchronous wheel i (512), and the synchronous belt a (513) is connected with the synchronous wheel a (402) through a synchronous belt b (514); a synchronous wheel j (515) is connected with a synchronous wheel b (403) through a synchronous belt c (516); the synchronous belt e (518) is coated on the input ends of the synchronous wheel d (502), the two synchronous wheels c (409) and the deformation part (6); the synchronizing wheel f (508) is connected with the input end of the cleaning part (7) through a synchronizing belt.

7. A multifunctional fume extractor according to claim 1, characterized in that said deformation portion (6) comprises: the device comprises a screw rod b (601), a nut (602), a universal joint b (603), a synchronizing wheel k (604), a filter screen (605), a guide rail (606) and a sealing plate b (607); the number of the screw rods b (601) is two, and the screw rods b (601) are rotatably arranged in circular holes in the baffle (207); the nut (602) is slidably mounted on the lead screw b (601); the left end of the universal joint b (603) is fixedly connected with the right end of the screw b (601); the right end of the universal joint b (603) is fixedly connected with a synchronous wheel k (604); a synchronous wheel k (604) is rotatably arranged in a circular hole of the shell d (206), and the synchronous wheel k (604) is connected with a synchronous belt e (518); the fixed rod arranged on the filter screen (605) is fixedly connected with the two nuts (602); the filter screen (605) is matched with the groove on the baffle plate (207); two guide rails (606) are arranged, and the guide rails (606) are fixedly arranged on two sides of the groove of the baffle (207); the convex blocks on the two sides of the sealing plate b (607) are slidably arranged in the sliding grooves on the guide rail (606), and one side of the sealing plate b (607) is provided with a cylinder which is slidably connected with the cleaning part (7).

8. A multifunctional hood according to claim 1, characterized in that said washing part (7) comprises: a synchronizing wheel l (701), a lead screw c (702), a heterogeneous gear b (703), a shell f (704), a limiting groove (705), a bracket (706), a brush (707), a spray head b (708), a guide pipe (709), a bevel gear b (710), a bevel gear c (711), a rotating shaft e (712) and a rotating shaft f (713); the synchronizing wheel l (701) is rotatably arranged on a round hole in the shell d (206), and the synchronizing wheel l (701) is connected with the synchronizing wheel f (508) through a synchronous belt; the screw rod c (702) is slidably mounted on the synchronizing wheel l (701), the screw rod c (702) is of a hollow structure, and threads inside the screw rod c (702) and the synchronizing wheel l (701) are in threaded fit; the heterogeneous gear b (703) is rotatably arranged on a round hole of the shell d (206), and a tooth-shaped structure on the heterogeneous gear b (703) is matched with a tooth-shaped structure of the rotating shaft c (503); the outer shell f (704) is fixedly arranged at the lower end of the lead screw c (702), the left end of the outer shell f (704) is provided with a limiting groove (705), and a groove in the limiting groove (705) is in sliding connection with a cylinder of the sealing plate b (607); the bracket (706) is rotatably arranged in a round hole on the limiting groove (705); the brush (707) is connected inside the bracket (706) in a sliding way through a spring; the spray head b (708) is fixedly arranged on the outer side of the brush (707), and the spray head b (708) is communicated through a conduit (709); the bevel gear b (710) is fixedly arranged on a cylinder of the bracket (706); the bevel gear c (711) is rotatably arranged in a circular hole in the shell f (704), and the bevel gear c (711) is meshed with the bevel gear b (710); the rotating shaft e (712) is fixedly arranged at the upper end of the bevel gear c (711); the rotating shaft f (713) is slidably arranged at the upper end of the rotating shaft e (712), and the upper end of the rotating shaft f (713) is fixedly connected with the lower end of the heterogeneous gear b (703); one end of the spray head b (708) is connected with the water inlet of the spray head a (404) through a hose and is connected to an external water pipe.