CN212408769U

CN212408769U - Range hood with oil screen capable of turning over

Info

Publication number: CN212408769U
Application number: CN201922362607.5U
Authority: CN
Inventors: 欧阳可尚; 刘洋; 曾玉元; 潘叶江
Original assignee: Vatti Co Ltd
Current assignee: Vatti Co Ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2021-01-26
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses a range hood of oil net reversible motion, include: the smoke collection device comprises a machine body, a smoke collection chamber, a bottom plate, a smoke collection chamber and a smoke collection device, wherein the cross section of the machine body is in an inverted trapezoid shape; the cigarette collecting plate is movably arranged at the position right in front of the cigarette collecting cavity through an opening and closing component; one end of the oil screen assembly is connected with the smoke collecting plate, the other end of the oil screen assembly is connected with the machine body in a sliding mode, and the oil screen assembly can open and close the air inlet along with the opening and closing of the smoke collecting plate; the drive assembly, drive assembly sets up on the collection petticoat pipe, and drive assembly's output is connected with the collection petticoat pipe, and the drive assembly drive is held together the cigarette board and is carried out the turnover motion, opens or closes the air intake in order to drive the oil net subassembly through the action of holding together the cigarette board. The range hood is simple in structure, the problem that oil smoke escapes can be effectively solved, and the smoking effect of the range hood is further improved.

Description

Range hood with oil screen capable of turning over

Technical Field

The utility model relates to a kitchen electricity technical field especially relates to a range hood of oil net reversible motion.

Background

Along with the development of social economy, the living standard of people is also growing day by day. Cooking is closely related to life, and therefore, people have higher and higher requirements on kitchen environment. The smoke absorbing effect of the range hood and the use tools necessary for kitchens is a main factor considered by people, so that various forms of range hoods appear on the market, and particularly, the hidden range hood with a downward air inlet is a product which is hot in the future.

In the related art, the common range hoods on the market have three types, namely a top suction type range hood, a side suction type range hood and a submerged type range hood. The ceiling-mounted range hood is usually installed in order to better match a cabinet, the upper surface of a smoke collecting cavity of the ceiling-mounted range hood is flatly attached to the bottom surface of the cabinet, so that the installation position is generally higher, but an air inlet of the ceiling-mounted range hood is far away from a cooking bench, the smoking effect is poorer, in order to improve the smoking effect, the power of a motor needs to be increased, the cost is increased, the noise is increased, and the like. Side suction type range hood, the distance of air intake and top of a kitchen range has been drawn close, the smoking effect has been improved, thereby it is less to lead to its collection smoke chamber overall dimension because the size of its wind cabinet system is great, consequently, the wind cabinet system adopts overhead mode mostly, partial or holistic wind cabinet system is in collection smoke chamber top so appearing, can't match with the cupboard when leading to changing new quick-witted, namely the user can not carry out the variety selection of cigarette machine, in addition, the side suction machine becomes certain contained angle with the top of a kitchen range, it is poor to hold together the cigarette effect, cause the oil smoke to escape very easily. Latent formula range hood, through descending the air intake in order to realize that the negative pressure district moves down to solved the problem that the distance is too far away of air intake and top of a kitchen range, but when the oil smoke rises in the culinary art process, because the oil smoke escapes outwards seriously and leads to the unsatisfactory smoking effect, in addition, the width of the box of most latent formula range hood is all around 430mm in the left and right sides direction, and the width of traditional cupboard in the left and right sides direction is around 400mm, therefore the user is difficult to be collocated with traditional cupboard when needing to change over new to the cigarette machine.

Disclosure of Invention

The utility model discloses aim at solving one of the problems that exist among the prior art to a certain extent at least, for this reason, the utility model provides a range hood of oil net reversible motion, its simple structure can effectively solve the problem that the oil smoke escaped, and then improves range hood's smoking effect.

The above purpose is realized by the following technical scheme:

a range hood with a reversible oil screen comprises:

the smoke collection device comprises a machine body, a smoke collection chamber, a bottom plate and a smoke collection chamber, wherein the cross section of the machine body is in an inverted trapezoid shape, the machine body is provided with the smoke collection chamber, the smoke collection chamber is provided with an air inlet, the oblique lower part of the front end of the machine body is provided with the bottom plate, and the air inlet is arranged above the bottom plate;

the cigarette collecting plate is movably arranged at the position right in front of the cigarette collecting cavity through an opening and closing component;

one end of the oil screen assembly is connected with the smoke collecting plate, the other end of the oil screen assembly is connected with the machine body in a sliding mode, and the oil screen assembly can open and close the air inlet along with the opening and closing of the smoke collecting plate;

the drive assembly, drive assembly sets up on the collection petticoat pipe, drive assembly's output with the collection petticoat pipe is connected, drive assembly drives it carries out the turnover motion to hold together the cigarette board, through the action of holding together the cigarette board is in order to drive the oil net subassembly is opened or is closed the air intake.

In some embodiments, the oil screen assembly includes an oil screen support and an oil filter screen disposed on the oil screen support, wherein a fixed end of the oil screen support is mounted on an inner wall of the smoke collecting plate, and a bottom of a free end of the oil screen support is slidably connected to a lower end of the air inlet.

In some embodiments, an opening matched with the oil filter screen is formed in the oil screen bracket, and the oil filter screen is detachably arranged at the opening position.

In some embodiments, a boss is disposed at a lower end of the opening, a mounting hole is disposed at an upper end of the opening, a positioning portion is disposed on a side of the oil filter screen corresponding to the mounting hole, and after the positioning portion is connected to the mounting hole in a matching manner, the other side of the oil filter screen is mounted on the boss through a connecting member.

In some embodiments, the driving assembly includes a fixing seat, a driving device and an electric push rod, wherein the fixing seat is installed at a top position of the smoke collecting hood, the driving device is connected with the electric push rod to drive the electric push rod to perform an extending action or a contracting action, a connecting shaft of the electric push rod is hinged on the fixing seat, and an output shaft of the electric push rod is hinged on an inner wall of the smoke collecting plate.

In some embodiments, the fixing seat is hollow in a U shape, clamping shafts are arranged on the left side wall and the right side wall of the hollow position of the fixing seat, and the connecting shaft of the electric push rod is hinged with the clamping shafts.

In some embodiments, the opening and closing member includes a first hinge and a second hinge, wherein the first hinge and the second hinge are hinged together through a hinge shaft, the first hinge is disposed on the machine body, and the second hinge is disposed on the cigarette collecting plate.

In some embodiments, the cigarette collecting device further comprises lamp boxes arranged on two sides of the cigarette collecting plate, and the lamp boxes move along with the turning motion of the cigarette collecting plate to extend out of the cigarette collecting cavity or retract into the cigarette collecting cavity.

In some embodiments, the width of the body in the front-rear direction is 250mm or less, the length of the body in the left-right direction is 400mm or less, and the height of the body is 350mm to 500 mm.

In some embodiments, a box body is arranged at a position above the smoke collection cavity, and the height of the box body is less than or equal to 150 mm.

Compared with the prior art, the utility model discloses an at least including following beneficial effect:

1. the utility model discloses range hood of oil net reversible motion, its simple structure can make arranging of oil net no longer limited to avoid influencing the problem that the oil smoke escaped effectively because of oil smoke route is crooked that the smoking effect can be solved.

2. Its reasonable in design, easy dismounting can further promote user's use and experience.

Drawings

Fig. 1 is a schematic structural view of the range hood in an open state according to the embodiment of the present invention;

fig. 2 is a schematic structural view of the range hood in the embodiment of the present invention in the closed state;

fig. 3 is a schematic view of a part of the structure of the range hood in the embodiment of the present invention;

FIG. 4 is an enlarged partial schematic view of portion A of FIG. 3;

FIG. 5 is a schematic structural diagram of an oil screen assembly according to an embodiment of the present invention;

fig. 6 is an effect diagram of the range hood installed on the cabinet in the embodiment of the present invention.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts shall fall within the scope of the claimed technical solution of the present invention.

As shown in fig. 1 to 6, in the present embodiment, a range hood with a reversible oil screen is provided, in which a cross section of a machine body 1 is an inverted trapezoid, the machine body 1 has a smoke collection cavity 11, an air inlet 12 is formed in the smoke collection cavity 11, a bottom plate 13 is arranged obliquely below a front end of the machine body 1, and the air inlet 12 is arranged above the bottom plate 13;

the cigarette collecting plate 2 is movably arranged at the position right in front of the cigarette collecting cavity 11 through an opening and closing component;

one end of the oil screen component 4 is connected with the smoke collecting plate 2, the other end of the oil screen component 4 is connected with the machine body 1 in a sliding mode, and the oil screen component 4 can open and close the air inlet 12 along with the opening and closing of the smoke collecting plate 2;

drive assembly 5, drive assembly 5 sets up in album smoke chamber 11, and drive assembly 5's output with hold together cigarette board 2 and be connected, drive assembly 5 drive hold together cigarette board 2 and carry out the turnover motion, open or close air intake 12 with drive oil net subassembly 4 through the action of holding together cigarette board 2.

In this embodiment, the range hood drives the smoke collecting plate 2 to turn outwards and open, the oil screen assembly 4 is driven to turn outwards by the action of the smoke collecting plate 2, the fan of the machine body 1 works to discharge the oil smoke generated by cooking through the oil screen assembly 4, and the direction of the air inlet 12 after the oil screen assembly 4 is opened is basically consistent with the rising direction of the oil smoke and is very close to a smoke source, so that the oil smoke can be sucked rapidly, meanwhile, a smoke collecting cavity is formed by the smoke collecting plate 2 and the oil screen assembly 4, the collected oil smoke enters the smoke collecting cavity 11 through the oil screen assembly 4 and then is discharged outwards, the smoke collecting plate 2 further blocks the oil smoke from escaping towards the front, so as to achieve the effect of collecting the oil smoke, when the fan of the machine body 1 stops working, the driving assembly 5 drives the smoke collecting plate 2 to turn inwards to perform a closing action, the air inlet 12 is driven by the turning motion of the smoke collecting plate 2 to close the oil screen assembly 4, the oil screen component 4 is retracted and hidden in the smoke collection cavity 11, the structure is simple, the arrangement position of the oil screen is not limited any more, the influence on the smoking effect due to the bending of the oil smoke path is avoided, the problem of oil smoke escape is effectively solved, and the smoking effect of the range hood is improved.

In order to improve range hood's pleasing to the eye degree in this embodiment, smoke collecting plate 2 can adopt the cold drawing, the galvanized sheet, stainless steel or toughened glass make, but not limited to above-mentioned material, can also select more suitable material to make according to actual conditions, when smoke collecting plate 2 adopts toughened glass to make, be provided with smoke collecting plate 2 fixed plate so that assemble smoke collecting plate 2 on smoke collecting plate 2's the inboard, together through sticky mounting means fixed mounting between smoke collecting plate 2 and the fixed plate, in addition, the fixed plate can select for use the cold drawing, galvanized sheet or stainless steel make, but not limited to above-mentioned material, can also select more suitable material to make according to actual conditions.

In this embodiment, collection smoke chamber 11 is mainly by collection smoke chamber 11 left side board, collection smoke chamber 11 right side board, backplate and collection smoke chamber 11 bottom plate 13 are constituteed, wherein collection smoke chamber 11 left side board, collection smoke chamber 11 right side board symmetry respectively sets up the left and right sides at the backplate, and collection smoke chamber 11 left side board, collection smoke chamber 11 right side board, the bottom of backplate is connected with collection smoke chamber 11 bottom plate 13 respectively in order to inject collection smoke chamber 11 jointly, collection smoke chamber 11 bottom plate 13 can be the inclined plane, still can the cambered surface, collection smoke chamber 11 bottom plate 13 is by preceding backward and downward sloping setting promptly.

Further, the oil screen assembly 4 comprises an oil screen support 41 and an oil filter screen 42 arranged on the oil screen support 41, wherein the fixed end of the oil screen support 41 is installed on the inner wall of the smoke collecting plate 2, the bottom of the free end of the oil screen support 41 is connected with the lower end of the air inlet 12 in a sliding manner, the structure is simple, the design is reasonable, the oil screen support 41 can be turned over along with the opening and closing actions of the smoke collecting plate 2, and the reliability of the turning motion of the oil screen assembly can be further improved.

Specifically, an opening 45 matched with the oil filter screen 42 is formed in the oil screen support 41, the oil filter screen 42 is detachably arranged at the position of the opening 45, and the oil screen support 41 and the oil filter screen 42 are convenient to disassemble and assemble.

Furthermore, a boss 451 is arranged at the lower end of the opening 45, a mounting hole 452 is formed in the upper end of the opening 45, a positioning portion 46 is arranged on one side of the oil filter screen 42 corresponding to the mounting hole 452, and after the positioning portion 46 is matched and connected with the mounting hole 452, the other side of the oil filter screen is mounted on the boss 451 through a connecting component.

In this embodiment, the fixed end of the oil screen support 41 is fixedly installed on the inner wall of the smoke collecting plate 2 through a connecting member, the bottom of the free end of the oil screen support 41 is slidably connected with the lower end of the air inlet 12, that is, the lower end of the air inlet 12 is upwardly protruded and bent to form a sliding table, and the bottom of the free end of the oil screen support 41 is slidably connected with the sliding table at the air inlet 12. When the driving assembly 5 drives the smoke gathering plate 2 to perform turning motion, the oil screen support 41 is driven to move simultaneously, so that the oil screen 42 is driven to perform sliding motion along the lower end of the air inlet 12, in the turning process of the smoke gathering plate 2, the oil screen support 41 changes along with the movement of the smoke gathering plate 2 and changes with the position relation of the smoke gathering plate 2, a smoke gathering cavity is formed by the smoke gathering plate 2 and the oil screen together at last, and when the cigarette machine works, the oil smoke is gathered, so that the oil smoke can be prevented from escaping. In addition, the oil net of range hood in this embodiment opens air intake 12 back, and the oil net is in directly over the furnace end, and straight-line rising after the oil smoke is produced can directly get into collection smoke chamber 11 through the oil net, compares with the top-suction machine, and air intake 12 position moves down, has effectively solved the problem that smoking effect is not good.

In this embodiment, an opening 45 is formed in the middle of the oil screen bracket 41, the size of the opening 45 is matched with the size of the oil screen 42, a boss 451 is formed by protruding and bending the side edge of the opening 45 at the lower end of the opening 45, a mounting hole 452 is formed at the upper end of the opening 45, a positioning portion 46 extends outwards from the side edge of the oil screen 42 corresponding to the mounting hole 452, the positioning portion 46 is in clearance fit connection with the mounting hole 452, when the oil screen 42 is mounted, the positioning portion 46 is firstly inserted into the mounting hole 452, the other side of the oil screen 42 abuts against the boss 451, and then a connecting member or a screw member penetrates through the oil screen 42 and then is connected with the boss 451, so that the oil screen 42 is inserted into the opening 45, and the oil screen 42 is mounted on the oil screen bracket 41. In this embodiment, the oil screen support 41 and the oil screen are made of metal materials, which may be cold plates, galvanized plates, stainless steel or other more suitable metal materials, and in the working process, the oil screen support 41 is preferably made of stainless steel because it is in direct contact with the oil smoke for a long time.

Preferably, the driving assembly 5 comprises a fixed seat 51, a driving device 52 and an electric push rod 53, wherein the fixed seat 51 is installed at the top position of the smoke collecting cavity 11, the driving device 52 is connected with the electric push rod 53 to drive the electric push rod 53 to perform extension action or contraction action, a connecting shaft of the electric push rod 53 is hinged on the fixed seat 51, an output shaft of the electric push rod is hinged on the inner wall of the smoke collecting plate 2, the design is reasonable and ingenious, and the smoke collecting plate 2 can be conveniently turned over.

Furthermore, the inside of the fixed seat 51 is hollow in a U shape, clamping shafts are arranged on the left side wall and the right side wall of the hollow position of the inside of the fixed seat, and a connecting shaft of the electric push rod 53 is hinged with the clamping shafts, so that the structure is simple and compact.

In this embodiment, the driving device 52 can be installed on any side plate of the left and right sides of the smoke collecting cavity 11, the fixing seat 51 is fixed on the side plate of the smoke collecting cavity 11 by means of rivets or adhesives, in order to improve the accuracy of the position, a rivet fixing method is preferably selected, the fixing seat 51 is arranged in a hollow U-shape, clamping shafts (not shown in the figure) are arranged on the left and right side walls of the hollow position in the fixing seat, a connecting shaft of the electric push rod 53 is hinged with the clamping shafts, of course, the connecting shaft of the electric push rod 53 can be hinged with the fixing seat 51 by an opening 45 pin, a connecting piece is arranged on the smoke collecting plate 2, the shape of the connecting piece is close to an L-shape, the fixed end of the connecting piece is fixedly installed on the fixing plate of the smoke collecting plate 2, the connecting piece is fixedly installed on the inner side wall of the smoke collecting plate 2, the diameter of through-hole is greater than the diameter of electric putter 53 output shaft, so through opening 45 round pins so that electric putter 53 output shaft articulates on the free end of connecting piece, even electric putter 53 output shaft articulates on holding together the inner wall of cigarette board 2 to make electric putter 53's connecting axle articulate on fixing base 51, its output shaft articulates on holding together cigarette board 2 inner wall, so in order to drive and hold together cigarette board 2 and carry out the turnover motion.

Further, the component that opens and shuts includes first hinge and second hinge, and wherein first hinge passes through the hinge pin with the second hinge and articulates together, and first hinge sets up on organism 1, and the second hinge sets up on holding together cigarette board 2, and its simple structure, reasonable in design, ingenious can further improve the stability of holding together cigarette board 2 upset motion.

Preferably, still including setting up lamp box 6 in holding together cigarette board 2 both sides, lamp box 6 is in order to stretch out the outside of collection cigarette chamber 11 or withdraw collection cigarette chamber 11 the inside along with holding together the upset motion of cigarette board 2, its reasonable in design, and the operation of being convenient for can effectively improve user's use and experience.

Specifically, organism 1 is less than or equal to 250mm in the width in front and back direction, and organism 1 is less than or equal to 400mm in the length in the left and right sides direction, and organism 1's height is 350mm to 500mm, and its reasonable in design, ingenious, the dismouting of being convenient for can be well with range hood embedding cupboard in, can also avoid the user to take place the phenomenon of bumping head in the use simultaneously.

Particularly, the box body 14 is arranged above the smoke collection cavity 11, the height of the box body 14 is less than or equal to 150mm, the design is reasonable, and the adaptability of the range hood and the cabinet can be improved.

In this embodiment, the left and right sides of the inside top of the fixing plate of the cigarette collecting plate 2 are respectively welded with one of the blades of the hinge, and the other blade of the hinge is connected with the inner wall of the cigarette collecting cavity 11 in a screw connection mode, so that the cigarette collecting plate 2 can perform turning motion around the front end of the top of the cigarette collecting cavity 11. Be provided with lamp box 6 respectively in 2 both sides of cigarette board of holding together, mode fixed mounting that lamp box 6 passes through the viscose is on the inboard of holding together cigarette board 2, two lamp boxes 6 are located the left and right sides of the fixed plate of holding together cigarette board 2, lamp box 6 chooses for use the metal material to make in this embodiment, can be for cold plate, galvanized sheet or stainless steel, in the course of the work, because lamp box 6 carries out direct contact with the oil smoke for a long time, consequently, preferentially adopt stainless steel material to make, furthermore, lamp box 6 is transversal personally submits trapezoidal, also can be triangle-shaped or other more suitable appearances, only need satisfy installation condition and lighting condition can. In this embodiment, a lamp hole is formed in one side of each lamp box 6, so that the two lamp boxes 6 are both provided with the illuminating lamps, and the illuminating lamps are connected with the lamp holes in an interference fit manner.

The range hood of this embodiment is in the ease of the adaptation on different cabinets for the sake of convenience, consequently, the shape and the size with range hood have been optimized, range hood is the width less than or equal to 250mm in the front and back direction, organism 1 is the ascending length less than or equal to 400mm in left and right sides direction, organism 1's height is 350mm to 500mm, can avoid appearing the phenomenon that user in use met after the installation, when range hood installs on the cabinet, 11 upper surfaces in collection smoke chamber are flat with the cupboard bottom subsides, the bellows subassembly on 11 upper portions in collection smoke chamber is embedded into in the cabinet, thereby with better and the cabinet cooperation installation. In addition, the installing port that is used for installing range hood is seted up to the cupboard that tradition was commonly used, the front and back width of most installing ports is 350mm, left and right sides width is 400mm, its upper portion only reserves about 400mm highly is used for imbedding the bellows subassembly of cigarette machine, because the width is about 430mm about the box 14 of present most range hood, the front and back depth is about 350mm, consequently, the requirement of installing on old-fashioned cupboard can't be satisfied to present most range hood, and range hood's size is less in this embodiment, thereby make the range hood of this embodiment can imbed in the cupboard of old-fashioned and can arrange with the cupboard at will, and then effectively solve the problem that range hood traded newly, so in order to further improve user's use experience, furthermore, because range hood overall dimension is less, consequently. In this embodiment, the width of the box 14 of the range hood in the front-back direction is less than or equal to 250mm, the length of the box 14 in the left-right direction is less than or equal to 400mm, and the height of the box 14 is less than or equal to 150mm, and because the size of the box 14 is small, a central-positioned wind cabinet system or a lower-positioned wind cabinet system is preferably adopted under the condition that the smoking performance of the range hood is not affected, so as to achieve the purpose of enhancing the smoking effect of the range hood.

As shown in fig. 6, when installing range hood in the cupboard, range hood's box 14 is embedded into the cupboard the inside, and the outer wall at collection smoke chamber 11 top is laminated with the cupboard bottom surface mutually, and is better with the cupboard suitability, and whole outward appearance is pleasing to the eye, is particularly useful for the assembly on traditional cupboard, and range hood installs behind the cupboard simultaneously, can effectively avoid the user to take place to bump the phenomenon of head in the use, and then effectively promotes user's use and experiences.

In this embodiment, when the range hood is started to work, the driving device 52 drives the electric push rod 53 to push out forward, so as to push the smoke collecting plate 2 to turn forward, at this time, the lamp box 6 and the oil screen bracket 41 which are fixedly installed on the smoke collecting plate 2 move together with the smoke collecting plate 2, and stop moving until the electric push rod 53 reaches the maximum stroke, at this time, the smoke collecting plate 2 is already in a fully opened state and is positioned right above the furnace end, the oil screen 42 is driven to open the air inlet 12 through the action of the oil screen bracket 41, and the oil screen and the smoke collecting plate 2 form a certain included angle to define a smoke collecting cavity, so as to form a negative pressure area to collect oil smoke, thereby achieving the purpose of preventing the oil smoke from escaping; when the range hood stops working, the driving device 52 drives the electric push rod 53 to retract for resetting, so as to drive the smoke collecting plate 2 to turn inwards, and when the electric push rod 53 reaches the minimum stroke, the smoke collecting plate 2 is completely attached to the smoke collecting cavity 11, so that the air inlet 12 is closed by the oil filter screen 42, and the backflow phenomenon of oil smoke in the public flue is prevented.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. The utility model provides a range hood of oil net reversible motion which characterized in that includes:

the smoke collection machine comprises a machine body (1), wherein the cross section of the machine body (1) is in an inverted trapezoid shape, the machine body (1) is provided with a smoke collection cavity (11), an air inlet (12) is formed in the smoke collection cavity (11), a bottom plate (13) is arranged obliquely below the front end of the machine body (1), and the air inlet (12) is formed above the bottom plate (13);

the cigarette collecting plate (2) is movably arranged at the position right in front of the cigarette collecting cavity (11) through an opening and closing component;

one end of the oil screen component (4) is connected with the smoke collecting plate (2), the other end of the oil screen component (4) is connected with the machine body (1) in a sliding mode, and the oil screen component (4) can open and close the air inlet (12) along with the opening and closing of the smoke collecting plate (2);

drive assembly (5), drive assembly (5) set up in collection cigarette chamber (11), the output of drive assembly (5) with hold together cigarette board (2) and connect, drive assembly (5) drive hold together cigarette board (2) and carry out the turnover, through the action of holding together cigarette board (2) is in order to drive oil net subassembly (4) are opened or are closed air intake (12).

2. The range hood with the oil screen capable of being overturned according to claim 1, wherein the oil screen assembly (4) comprises an oil screen bracket (41) and an oil screen (42) arranged on the oil screen bracket (41), wherein a fixed end of the oil screen bracket (41) is installed on the inner wall of the smoke collecting plate (2), and a bottom of a free end of the oil screen bracket (41) is slidably connected with a lower end of the air inlet (12).

3. The range hood with the reversible oil screen as claimed in claim 2, wherein an opening (45) matched with the oil filter screen (42) is formed on the oil screen bracket (41), and the oil filter screen (42) is detachably arranged at the position of the opening (45).

4. The range hood with the reversible oil screen as claimed in claim 3, wherein a boss (451) is provided at the lower end of the opening (45), a mounting hole (452) is provided at the upper end of the opening (45), the oil screen (42) is provided with a positioning portion (46) at one side corresponding to the mounting hole (452), and after the positioning portion (46) is engaged with the mounting hole (452), the other side of the oil screen is mounted on the boss (451) through a connecting member.

5. The range hood with the reversible oil screen as claimed in claim 1, wherein the driving assembly (5) comprises a fixed seat (51), a driving device (52) and an electric push rod (53), wherein the fixed seat (51) is installed at the top of the smoke collection chamber (11), the driving device (52) is connected with the electric push rod (53) to drive the electric push rod (53) to perform an extending action or a retracting action, a connecting shaft of the electric push rod (53) is hinged to the fixed seat (51), and an output shaft of the electric push rod is hinged to the inner wall of the smoke collection plate (2).

6. The range hood with reversible oil screen as claimed in claim 5, wherein the inside of the fixing base (51) is hollow in a U shape, and the left and right side walls of the hollow position of the inside are provided with clamping shafts, and the connecting shaft of the electric push rod (53) is hinged with the clamping shafts.

7. The range hood with the oil screen capable of being overturned according to any one of claims 1 to 6, wherein the opening and closing component comprises a first hinge and a second hinge, wherein the first hinge and the second hinge are hinged together through a hinge shaft, the first hinge is arranged on the machine body (1), and the second hinge is arranged on the smoke collecting plate (2).

8. The range hood with the reversible oil screen as claimed in any one of claims 1 to 6, further comprising lamp boxes (6) disposed at both sides of the smoke collecting plate (2), wherein the lamp boxes (6) extend out of the smoke collecting cavity (11) or retract into the smoke collecting cavity (11) along with the turning motion of the smoke collecting plate (2).

9. The range hood with the reversible oil screen as claimed in any one of claims 1 to 6, wherein the width of the machine body (1) in the front-back direction is less than or equal to 250mm, the length of the machine body (1) in the left-right direction is less than or equal to 400mm, and the height of the machine body (1) is 350mm to 500 mm.

10. The range hood with reversible oil screen as claimed in claim 9, wherein a box body (14) is disposed above the smoke collection chamber (11), and the height of the box body (14) is less than or equal to 150 mm.