CN217235716U - Side-draft range hood - Google Patents

Abstract

The utility model relates to a side-draught range hood, including the cigarette machine body, this internal collection smoke chamber that sets up of cigarette machine is provided with the smoking mouth on the smoking side of cigarette machine body, sets gradually smoke deflector and shielding plate from top to bottom on the smoking side, sets up actuating mechanism in the collection smoke chamber, and actuating mechanism passes through the link gear and is connected with smoke deflector and shielding plate respectively to the drive smoke deflector and shielding plate are opened or are closed the smoking mouth simultaneously. The same driving mechanism is arranged to drive the smoke guide plate and the shielding plate to simultaneously act so as to open or close the smoke suction port, so that the number of the driving mechanisms can be effectively reduced, the cost is reduced, and the driving mechanisms are small in number and occupy less space in the smoke collection cavity; and lead cigarette board and shielding plate and act on the smoking mouth simultaneously for lead the size of cigarette board and shielding plate all can do for a short time, occupy the space of side draft range hood outside few.

Description

Side-draft range hood

Technical Field

The utility model relates to a kitchen appliance technical field especially relates to a formula range hood is inhaled to side.

Background

The range hood, also known as a range hood or a range hood, is generally installed above a kitchen range to rapidly exhaust waste gas generated by the range and oil smoke harmful to human bodies generated during cooking. The range hood is divided into: side draft and top draft. The existing side-draft range hood has the problems that the smoke suction port is generally divided into an open type smoke suction port and a hidden type smoke suction port, and although the open type smoke suction port has a good smoke suction effect, the smoke suction port is always open and is not attractive; and hidden smoking mouth, extra set up the shielding plate or be flip structure, or move the structure, the structure is more single for the size of shielding plate is bigger, the operation of being not convenient for.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a side suction type range hood, its simple structure, the smoking mouth can be hidden, and inside and outside occupied space is all little.

The technical problem is solved by the following technical scheme:

the utility model provides a side-draught range hood, includes the cigarette machine body, this internal collection smoke chamber that sets up of cigarette machine, be provided with the smoking mouth on the smoking side of cigarette machine body, smoke side is last from top to bottom to set gradually and is led cigarette board and shielding plate, set up actuating mechanism in the collection smoke chamber, actuating mechanism pass through link gear respectively with lead the cigarette board with the shielding plate is connected, with the drive lead the cigarette board with the shielding plate is opened simultaneously or is closed simultaneously the smoking mouth.

Side inhale formula range hood compare with the background art, the beneficial effect who has does:

the same driving mechanism is arranged to drive the smoke guide plate and the shielding plate to simultaneously act so as to open or close the smoke suction port, so that the number of the driving mechanisms can be effectively reduced, the cost is reduced, and the driving mechanisms are small in number and occupy less space in the smoke collection cavity; and lead cigarette board and shielding plate and act on the smoking mouth simultaneously for lead the cigarette board and shielding plate size all can do for a short time, occupy the space of side suction formula range hood outside less.

In one embodiment, the smoke guide plate is rotatably arranged on the cigarette machine body, the shielding plate is linearly movably arranged on the cigarette machine body, the smoke guide plate rotates outwards and the shielding plate moves upwards to jointly expose the smoking opening, and the smoke guide plate rotates inwards and the shielding plate moves downwards to jointly shield the smoking opening.

In one embodiment, the smoking port comprises a first smoking port and a second smoking port, the first smoking port is positioned above the second smoking port, the smoke guide plate is used for shielding the first smoking port, and the shielding plate is used for shielding the second smoking port.

In one embodiment, the first smoking port has an open area smaller than the second smoking port, the first smoking port has an open area of S1, and the second smoking port has an open area of S2, wherein 1.8S 1 < S2 < 2.2S 1.

In one embodiment, the linkage mechanism includes a rotating shaft, a first link assembly and a second link assembly, the rotating shaft is rotatably disposed in the smoke collection cavity, the driving mechanism is connected to the rotating shaft to drive the rotating shaft to rotate around its axis, the first link assembly is respectively connected to the rotating shaft and the smoke guide plate, the second link assembly is respectively connected to the rotating shaft and the shielding plate, and the rotating shaft rotates to drive the first link assembly and the second link assembly to rotate, so that the first link assembly pushes the smoke guide plate to rotate, and the second link assembly pulls the shielding plate to move linearly up and down.

In one embodiment, the smoke guide is connected to the machine body by a hinge assembly about which the smoke guide rotates relative to the machine body;

the cigarette collecting cavity is internally provided with a fixed slide rail, the fixed slide rail is provided with a movable slide rail in a sliding manner, the movable slide rail is connected with the shielding plate, and the length of the fixed slide rail extends along the moving direction of the shielding plate.

In one embodiment, the first connecting rod assembly comprises a first connecting rod, a second connecting rod and a first support, wherein a first connecting sleeve is arranged at one end of the first connecting rod, the first connecting sleeve is sleeved on the rotating shaft, the other end of the first connecting rod is connected with one end of the second connecting rod, the other end of the second connecting rod is hinged with the first support, and the first support is connected with the smoke guide plate;

the second connecting rod assembly comprises a third connecting rod, a fourth connecting rod and a second support, a second connecting sleeve is arranged at one end of the third connecting rod, the second connecting sleeve is arranged outside the rotating shaft, the other end of the third connecting rod is connected with one end of the fourth connecting rod, the other end of the fourth connecting rod is hinged to the second support, and the second support is connected with the shielding plate.

In one embodiment, a first anti-rotation plane is arranged on the outer side wall of the rotating shaft, the first connecting rod assembly is provided with a first connecting sleeve, the second connecting rod assembly is provided with a second connecting sleeve, and the first connecting sleeve and the second connecting sleeve are sleeved on the rotating shaft;

a second anti-rotation plane which is abutted against the first anti-rotation plane is arranged in the first connecting sleeve; and/or a third rotation prevention plane which is abutted against the first rotation prevention plane is arranged in the second connecting sleeve.

In one embodiment, the first connecting sleeve is fixed on the rotating shaft through a screw; and/or the presence of a gas in the gas,

the second connecting sleeve is fixed on the rotating shaft through a screw.

In one embodiment, a first limiting groove is annularly arranged on the outer side wall of the rotating shaft, the first limiting groove is positioned on one side of the first connecting sleeve, a first baffle ring is inserted into the first limiting groove, and one side of the first connecting sleeve is abutted against the first baffle ring; and/or the presence of a gas in the gas,

the outer side wall of the rotating shaft is provided with a second limiting groove, the second limiting groove is located on one side of the second connecting sleeve, a second retaining ring is inserted into the second limiting groove, and one side of the second connecting sleeve is abutted to the second retaining ring.

In one embodiment, an output shaft end of the driving mechanism is connected with the rotating shaft through a main connecting rod, a third connecting sleeve is arranged at the end part of the main connecting rod, and the third connecting sleeve is sleeved on the rotating shaft;

a first anti-rotation plane is arranged on the rotating shaft, and a fourth anti-rotation plane which is abutted against the first anti-rotation plane is arranged in the third connecting sleeve; and/or the presence of a gas in the gas,

the third connecting sleeve is connected with the rotating shaft through a screw.

In one embodiment, a limiting surface is arranged on the rotating shaft, and the limiting surface is abutted against one side surface of the third connecting sleeve to limit the third connecting sleeve to move along the axial direction of the rotating shaft.

In one embodiment, two supports are arranged in the smoke collection cavity at intervals, a rotating seat is arranged on each of the two supports, two ends of the rotating shaft are rotatably connected with the rotating seats, a fixed sliding rail is arranged on each support, a movable sliding rail is slidably arranged on each fixed sliding rail and connected with the shielding plate, and the length of each fixed sliding rail extends along the moving direction of the shielding plate.

In one embodiment, the supports are connected to the top and back chamber walls of the smoke collection chamber, respectively.

In one embodiment, the bracket comprises a first supporting piece and a second supporting piece which are connected in an included angle, one end of the first supporting piece, which is far away from the second supporting piece, is connected with the wall of the top cavity, one end of the second supporting piece, which is far away from the first supporting piece, is connected with the wall of the rear cavity, and the length direction of the first supporting piece extends along the moving direction of the shielding plate.

In one embodiment, a lower oil screen and a lower baffle plate are arranged in the smoke collection cavity corresponding to the second smoke suction port, the lower oil screen and the lower baffle plate are arranged at an included angle, an air cabinet is arranged at the top of the cigarette machine body, the lower oil screen is positioned at one end, facing the air cabinet, of the lower baffle plate, and an avoiding groove is formed between the lower oil screen and the lower baffle plate;

a fixed slide rail is arranged in the smoke collection cavity, the length of the fixed slide rail extends along the moving direction of the shielding plate, a movable slide rail is arranged on the fixed slide rail in a sliding manner, a second supporting plate is arranged on the movable slide rail, the second supporting plate is connected with the shielding plate through a connecting frame, and the connecting frame is adjacent to the lower ends of the second supporting plate and the shielding plate; when the shielding plate closes the second smoking port, the lower end of the connecting frame and the lower end of the second supporting plate are inserted into the avoiding groove, and the lower end surface of the connecting frame is abutted to the lower baffle plate; when the second smoking port is opened by the shielding plate, the connecting frame shields a gap between the shielding plate and the lower oil screen.

Drawings

Fig. 1 is a schematic structural view of a side-suction range hood according to an embodiment of the present invention (when the smoke guiding plate and the shielding plate close the smoke suction port at the same time).

Fig. 2 is a schematic structural view of the side-suction type range hood according to the embodiment of the present invention (when the smoke suction port is opened by the smoke guide plate and the shielding plate).

Fig. 3 is a schematic structural diagram of a side-suction type range hood according to an embodiment of the present invention (the left side panel and the top panel are not shown).

Fig. 4 is a side view of fig. 3.

Fig. 5 is a schematic perspective view of a side-suction range hood according to an embodiment of the present invention (the left side panel, the top panel, and the back panel are not shown).

Fig. 6 is a schematic perspective view of the driving mechanism, the linkage mechanism and the bracket according to the embodiment of the present invention after being assembled.

Fig. 7 is a partially enlarged view of a portion a of fig. 6.

Fig. 8 is a schematic structural diagram of a rotating shaft according to an embodiment of the present invention.

Fig. 9 is a perspective view of a hinge assembly according to an embodiment of the present invention.

In the figure:

1. a cigarette machine body; 101. a smoke collection cavity; 102. a back panel; 1021. a connecting portion; 103. a side panel; 1031. a first connecting flange; 104. a top panel; 1041. a second connecting flange; 105. a bottom panel; 1051. an oil leak hole; 2. a smoke guide plate; 3. a shielding plate; 4. a drive mechanism;

5. a linkage mechanism; 501. a rotating shaft; 5011. a first rotation-preventing plane; 5012. a first limit groove; 5013. a second limit groove; 5014. a limiting surface; 502. a first link assembly; 5021. a first connecting sleeve; 5022. a second anti-rotation plane; 5023. a first link; 5024. a second link; 5025. a first support; 503. a second linkage assembly; 5031. a second connecting sleeve; 5032. rotating the plane in the third prevention way; 5033. a third link; 5034. a fourth link; 5035. a second support; 504. fixing a sliding rail; 505. a movable slide rail;

6. a hinge assembly; 601. a first hinge mount; 6011. a first hinge portion; 602. a second hinge mount; 6021. a second hinge portion; 7. a main link; 8. a third connecting sleeve; 801. a fourth rotation prevention plane;

9. a support; 901. a first support member; 902. a second support member; 10. a rotating seat;

11. a front side plate; 1101. a first connecting plate; 1102. feeding an oil net; 1103. an upper baffle plate;

12. a second connecting plate; 1201. a first plate; 1202. a second plate; 1203. third connecting flanging; 13. a lower baffle plate; 14. a first smoking port; 15. a second smoking port; 16. a connecting shell; 1601. an air outlet; 17. a wind cabinet; 18. an oil sump; 19. a decorative panel; 20. an oil feeding net; 21. a first support plate; 22. a second support plate; 23. and (7) connecting the frames.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.

In the description of the present application, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application.

The terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, features defined as "first", "second", "third", "fourth" may explicitly or implicitly include one or more of the features. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

As shown in fig. 3 to 6, the embodiment of the utility model provides a side suction type range hood, this side suction type range hood includes cigarette machine body 1, set up collection smoke chamber 101 in the cigarette machine body 1, be provided with the smoking mouth on the smoking side of cigarette machine body 1, smoke side is last to set gradually smoke deflector 2 and shielding plate 3 from top to bottom, set up actuating mechanism 4 in the collection smoke chamber 101, actuating mechanism 4 passes through link gear 5 and is connected with smoke deflector 2 and shielding plate 3 respectively to drive smoke deflector 2 and shielding plate 3 and open or close the smoking mouth simultaneously. The same driving mechanism 4 is arranged to drive the smoke guide plate 2 and the shielding plate 3 to act simultaneously so as to open or close the smoke suction port, the number of the driving mechanisms 4 can be effectively reduced, the cost is reduced, and the driving mechanisms 4 are small in number, so that the occupied space inside the smoke collection cavity 101 is small; and the smoke guide plate 2 and the shielding plate 3 act on the smoke suction port simultaneously, so that the sizes of the smoke guide plate 2 and the shielding plate 3 can be reduced, and the occupied space outside the side-suction range hood is reduced.

The motion mode of leading cigarette board 2 and shielding plate 3 has multiple combination, can be that leading cigarette board 2 rotates, and shielding plate 3 removes, or leading cigarette board 2 to remove, and shielding plate 3 rotates, or leading cigarette board 2 and shielding plate 3 are all to remove or are the rotation, and the mode of setting is not limited as long as can open simultaneously or close the smoking mouth simultaneously can.

In the present embodiment, the smoke guide 2 is rotatably disposed on the cigarette machine body 1, the shielding plate 3 is linearly movably disposed on the cigarette machine body 1, the smoke guide 2 rotates outward and the shielding plate 3 moves upward to jointly expose the smoking opening (as shown in fig. 2), and the smoke guide 2 rotates inward and the shielding plate 3 moves downward to jointly shield the smoking opening (as shown in fig. 1). The oil absorption of the whole side-suction type range hood can be increased by arranging the two plates (the smoke guide plate 2 and the shielding plate 3) which swing up and down, the smoke suction port is not exposed, the appearance is more attractive, and the shielding plate 3 at the lower part is of a structure which moves up and down, so that the space inside and outside the range hood body 1 is not occupied, the volume of the side-suction type range hood can be reduced, the side-suction type range hood is divided into the two plates (the smoke guide plate 2 and the shielding plate 3), the size of the smoke guide plate 2 at the upper part can be small, the smoke guide plate 2 cannot collide with the head of a user when being opened, the energy consumption for driving the smoke guide plate 2 to swing can be reduced, only the smoke guide plate 2 is turned outwards to be opened, the space occupied by the smoke guide plate 2 is smaller, and the use by the user is facilitated; the driving mechanism 4 is utilized to drive the smoke guide plate 2 to swing and the shielding plate 3 to move simultaneously, so that the energy consumption can be effectively reduced, the driving mechanism 4 is small in quantity, the occupied space inside the range hood body 1 can be reduced, and the size of the side-draft range hood is reduced.

In this embodiment, the cigarette machine body 1 comprises a back panel 102, side panels 103 and a top panel 104, wherein the left side and the right side of the back panel 102 are respectively connected with one side panel 103, the top of each side panel 103 is connected with one top panel 104, the two top panels 104 are arranged at intervals, an opening is formed between the two top panels, and each top panel 104 is connected with the top of the back panel 102.

The top of cigarette machine body 1 sets up connects shell 16, connects the lower extreme of shell 16 and the opening intercommunication at 1 top of cigarette machine body, and the upper end of connecting shell 16 is provided with air outlet 1601, connects to set up wind cabinet 17 in the shell 16, and wind cabinet 17 is used for taking out the flue gas in the collection cigarette chamber 101 to air outlet 1601.

Specifically, the side panels 103 and the top panel 104 are integrally formed by bending a plate material. The design can reduce the assembly process of the side panel 103, the top panel 104 and the back panel 102, the size of the side panel 103 and the top panel 104 is smaller than that of the back panel 102, if the back panel 102 is bent to form the top panel 104, the process of cutting the opening still exists, when the side panel 103 and the top panel 104 are manufactured and molded by one plate, the opening position and the size of the top can be considered during the design, the opening is molded when the assembly is completed, the cutting is not needed, the manufacturing process is reduced, and the cost is reduced.

Preferably, the side panel 103 and the top panel 104 are both formed with a first connecting flange 1031 by bending, the first connecting flange 1031 is fixed to the back panel 102 by a screw, the back panel 102 extends to form a connecting portion 1021 corresponding to the connecting shell 16, the connecting portion 1021 abuts against one of the outer side walls of the connecting shell 16, the top panel 104 is formed with a second connecting flange 1041 by bending, the two second connecting flanges 1041 abut against the other two outer side walls of the connecting shell 16, and the connecting portion 1021 and the second connecting flange 1041 are both fixed to the connecting shell 16 by a screw. The cigarette machine body 1 and the connecting shell 16 are assembled in a detachable connection mode, so that the assembly is convenient, the subsequent maintenance is also convenient, and all parts arranged in the cigarette collecting cavity 101 of the cigarette machine body 1 can be exposed only by detaching the side panel 103 and the top panel 104.

A check valve (not shown) is disposed at the air outlet 1601. When the wind cabinet 17 stops working, the check valve can prevent the oil smoke in the common flue from flowing back into the smoke collecting cavity 101 through the wind outlet 1601, so that the oil smoke in the common flue can be prevented from flowing back into the kitchen space.

Illustratively, the smoking port comprises a first smoking port 14 and a second smoking port 15, the first smoking port 14 is located above the second smoking port 15, the smoke guide 2 is used for shielding the first smoking port 14, and the shielding plate 3 is used for shielding the second smoking port 15. Through setting up first smoking mouth 14 and second smoking mouth 15, be convenient for adjust the smoking volume, when actual operation, can control actuating mechanism 4, adjust the opening angle of leading cigarette board 2 and the removal displacement of shielding plate 3 to the open area of reality of control first smoking mouth 14 and second smoking mouth 15, and then realize the control of smoking volume. In other embodiments, the smoking ports may be arranged as one, and the same smoking port may be opened or closed simultaneously by the smoke guide 2 and the shielding plate 3. In the following, two smoking ports are described as examples.

In the present embodiment, the opening area of the first smoking port 14 is smaller than the opening area of the second smoking port 15. The first smoke suction port 14 is located above the second smoke suction port 15, the requirement for the air suction quantity below the general side suction type range hood is larger, and the opening area of the second smoke suction port 15 is larger than that of the first smoke suction port 14 because the side suction type range hood is closer to a cooking area, so that the air suction requirements of different positions are ensured.

Preferably, the opening area of the first smoking port 14 is S1 and the opening area of the second smoking port 15 is S2, wherein 1.8 × S1 < S2 < 2.2 × S1. More preferably, S2-2 × S1.

The smoking side (being the leading flank) of cigarette machine body 1 is provided with preceding curb plate 11, preceding curb plate 11 is including the first connecting plate 1101 that connects gradually, go up oil net 1102 and last baffle 1103, first connecting plate 1101 is connected with the top of cigarette machine body 1, be connected with the front end of two roof panel 104 promptly, first mouth 14 that inhales is seted up on last oil net 1102 (being first mouth 14 and being offered the mesh on last oil net 1102 promptly), the upper end of leading cigarette board 2 rotationally sets up the top at cigarette machine body 1, it can laminate the lateral surface at last oil net 1102 to lead cigarette board 2 to internal rotation, in order to shelter from first mouth 14 that inhales, when leading cigarette board 2 outwards rotates, be the contained angle setting with last oil net 1102, in order to expose first mouth 14, be convenient for the flue gas absorption.

The shielding plate 3 that reciprocates has part and overhead gage 1103 butt all the time for no matter where the position is reciprocated to shielding plate 3, shielding plate 3 and overhead gage 1103 do not all have the gap, effectively avoid the flue gas to scurry.

Specifically, first connecting plate 1101 is vertical to be set up, and the net 1102 that oils inclines towards the cigarette machine body 1 inboard by the lower extreme of first connecting plate 1101, goes up baffle 1103 then by the inboard slope of the lower extreme of net 1102 that oils towards cigarette machine body 1, and the inclination of going up baffle 1103 is unanimous with the inclination of shutter 3, and above design makes preceding curb plate 11 form towards the sunken structure of cigarette machine body 1 inboard, is convenient for absorb the oil smoke. The included angle between the upper oil screen 1102 and the horizontal plane is a first included angle, the included angle between the lower oil screen 20 and the horizontal plane is a second included angle, the first included angle and the second included angle are acute angles, and the first included angle is larger than the second included angle. The angle of the lower oil screen 20 at the lower part needs to be as large as possible to suck more oil smoke, and the oil smoke suction amount of the upper oil screen 1102 at the upper part is lower than that of the lower oil screen 20 at the lower part, so the angle can be made smaller. Of course, the first included angle is not limited to be smaller than the second included angle, and the first included angle may be set to be equal to or larger than the second included angle.

The lower oil screen 20 is inclined from top to bottom towards one side of the rear panel 102 of the range hood body 1, and the lower oil screen 20 is connected with the lower baffle 13 and the range hood body 1 through the second connecting plate 12. Wherein, second connecting plate 12 is including first board 1201 and the second board 1202 that is the contained angle setting, the one end that second board 1202 is kept away from to first board 1201 is connected with the lower extreme of lower oil net 20, the one end bending type that first board 1201 is kept away from to second board 1202 has third connection turn-ups 1203, third connection turn-ups 1203 and backplate 102 butt, the two is fixed through screw connection, first board 1201 is by the lower extreme slope of lower oil net 20 towards the outside of cigarette machine body 1, second board 1202 is by the lower extreme slope of first board 1201 towards backplate 102 slope of cigarette machine body 1, wherein, first board 1201 is parallel and the butt with lower baffle 13, above design makes lower oil net 20 slope towards the internal side of cigarette machine body 1, be convenient for absorb the oil smoke.

Preferably, the lower oil net 20 and the second connecting plate 12 are integrally formed by bending a plate. The integrally bent structure has high strength and is not easy to deform.

The bottom panel 105 is arranged below the range hood body 1, the bottom panel 105 is connected with the lower end of the back panel 102, the bottom panel 105 is provided with oil leakage holes 1051, an oil groove 18 is detachably connected below the bottom panel 105, and the oil groove 18 is used for collecting oil stains from the positions of the front side plate 11, the lower oil screen 20, the lower baffle 13 and the like. Specifically, the bottom panel 105 and the back panel 102 are integrally formed by bending a plate, and a gap is not formed at a connecting position of the bottom panel 105 and the back panel 102, so that oil and dirt are not easy to store, and cleaning is convenient.

Illustratively, the link gear 5 includes a rotating shaft 501, a first link assembly 502 and a second link assembly 503, the rotating shaft 501 is rotatably disposed in the smoke collecting chamber 101, the driving mechanism 4 is connected with the rotating shaft 501 to drive the rotating shaft 501 to rotate around its axis, the first link assembly 502 is respectively connected with the rotating shaft 501 and the smoke guide plate 2, the second link assembly 503 is respectively connected with the rotating shaft 501 and the shielding plate 3, the rotating shaft 501 rotates to drive the first link assembly 502 and the second link assembly 503 to rotate, the rotating first link assembly 502 can push the smoke guide plate 2 to rotate around a designated axis, and the rotating second link assembly 503 can pull the shielding plate 3 to move linearly up and down. The cooperation of pivot 501 and link assembly for a actuating mechanism 4 can drive two smoking boards and do different actions, the cost is reduced effectively, and in addition, pivot 501 and link assembly's simple structure occupy 1 inside spaces of cigarette machine body few, be difficult to block in the flue gas gets into wind cabinet 17, promote the smoke exhaust effect of side-draught range hood.

In this embodiment, the driving mechanism 4 is an electric push rod, the electric push rod is connected with the rotating shaft 501 through a main connecting rod 7, one end of the main connecting rod 7 is rotatably connected with the electric push rod, the other end of the main connecting rod is connected with the rotating shaft 501, and the electric push rod is moved in a telescopic manner, so that the main connecting rod 7 drives the rotating shaft 501 to rotate around the axis of the rotating shaft 501. The electric push rod has a simple structure and occupies a small space. In other embodiments, the driving mechanism 4 is not limited to an electric push rod, but may also be a motor screw, an air cylinder, a hydraulic cylinder, a gear driving structure, or a pulley driving structure, and the driving mechanism 4 mainly provides power to drive the rotating shaft 501 to rotate, and the specific arrangement form thereof is not limited herein, and may be designed according to actual requirements.

The cigarette guide plate 2 is connected with the cigarette machine body 1 through the hinge assembly 6, the cigarette guide plate 2 rotates relative to the cigarette machine body 1 around the hinge assembly 6, a fixed slide rail 504 is arranged in the cigarette collection cavity 101, a movable slide rail 505 is arranged on the fixed slide rail 504 in a sliding mode, the movable slide rail 505 is connected with the shielding plate 3, and the length of the fixed slide rail 504 extends along the moving direction of the shielding plate 3. Hinge assembly 6 provides fulcrum and direction for the rotation of smoke deflector 2, guarantees that smoke deflector 2 can only rotate along appointed orbit and appointed center, and sets up slide rail 504 and the cooperation structure who moves slide rail 505, can guarantee that shielding plate 3 rocks less at the removal in-process, and can remove along appointed route, and then makes the closure of second smoking mouth 15 complete, prevents effectively that the flue gas from flowing back to the kitchen.

Specifically, the first link assembly 502 includes a first link 5023, a second link 5024 and a first support 5025, wherein a first connecting sleeve 5021 is disposed at one end of the first link 5023, the first connecting sleeve 5021 is sleeved on the rotating shaft 501, the other end of the first link 5023 is connected with one end of the second link 5024, the other end of the second link 5024 is hinged to the first support 5025, and the first support 5025 is connected with the smoke guide plate 2; the second connecting rod assembly 503 comprises a third connecting rod 5033, a fourth connecting rod 5034 and a second support 5035, wherein one end of the third connecting rod 5033 is provided with a second connecting sleeve 5031, the second connecting sleeve 5031 is sleeved outside the rotating shaft 501, the other end of the third connecting rod 5033 is connected with one end of the fourth connecting rod 5034, the other end of the fourth connecting rod 5034 is hinged with the second support 5035, and the second support 5035 is connected with the shielding plate 3.

Further, a first rotation-preventing plane 5011 is arranged on the outer side wall of the rotating shaft 501, a third connecting sleeve 8 is arranged at one end, away from the electric push rod, of the main connecting rod 7, the first connecting sleeve 5021, the second connecting sleeve 5031 and the third connecting sleeve 8 are all sleeved on the rotating shaft 501, a second rotation-preventing plane 5022 abutted against the first rotation-preventing plane 5011 is arranged in the first connecting sleeve 5021, a third rotation-preventing plane 5032 abutted against the first rotation-preventing plane 5011 is arranged in the second connecting sleeve 5031, and a fourth rotation-preventing plane 801 abutted against the first rotation-preventing plane 5011 is arranged in the third connecting sleeve 8. Through setting up the plane of preventing changeing of mutual butt for electric putter's removal can promote pivot 501 clockwise or anticlockwise rotation, and pivot 501 rotation can drive first link assembly 502, second link assembly 503 and main connecting rod 7 and rotate, and this connected mode makes link assembly, main connecting rod 7 can both dismantle with pivot 501, the later maintenance of being convenient for. In other embodiments, the abutting plane may not be disposed on a part of the connection sleeve, and the connection sleeve may be connected and fixed with the rotation shaft 501 in other manners, so as to achieve synchronous rotation, such as welding, screw connection, and the like.

In order to prevent the connecting sleeves from moving relative to the rotating shaft 501 in the length direction of the rotating shaft 501, a fixing structure may be further provided, the fixing structure may be a screw, a pin, or a rivet, for example, the fixing structure is a screw, the first connecting sleeve 5021 is fixed on the rotating shaft 501 by a screw, the second connecting sleeve 5031 is fixed on the rotating shaft 501 by a screw, and the third connecting sleeve 8 is connected with the rotating shaft 501 by a screw.

A first limit groove 5012 is annularly arranged on the outer side wall of the rotating shaft 501, the first limit groove 5012 is located on one side of the first connecting sleeve 5021, a first baffle ring (not shown in the figures) is inserted into the first limit groove 5012, one side of the first connecting sleeve 5021 is abutted to the first baffle ring, a second limit groove 5013 is further annularly arranged on the outer side wall of the rotating shaft 501, the second limit groove 5013 is located on one side of the second connecting sleeve 5031, a second baffle ring (not shown in the figures) is inserted into the second limit groove 5013, and one side of the second connecting sleeve 5031 is abutted to the second baffle ring. The design can reduce the alignment difficulty of the first connecting rod assembly 502 and the second connecting rod assembly 503 when the first connecting rod assembly 502 and the rotating shaft 501 are assembled, when the first connecting rod assembly 502 is installed, the first connecting rod assembly 502 is sleeved on the rotating shaft 501 from one end of the rotating shaft 501, after the first connecting rod assembly moves to the position of the first limiting groove 5012, the first connecting rod assembly 502 is clamped and limited, at the moment, the positions of the through hole in the first connecting sleeve 5021 and the threaded hole in the rotating shaft 501 are right opposite, the installation is completed by screwing a screw, similarly, the second connecting rod assembly 503 is sleeved on the rotating shaft 501 from one end of the rotating shaft 501, after the second connecting rod assembly 503 moves to the position of the second limiting groove 5013, the second blocking ring is clamped and limited for the second connecting rod assembly 503, at the moment, the positions of the through hole in the second connecting sleeve 5031 and the threaded hole in the rotating shaft 501 are right opposite, and the installation is completed by screwing the screw.

And the third connecting sleeve 8 on the main connecting rod 7 is closer to the middle part of the rotating shaft 501 during installation, so that a limiting face 5014 can be directly formed on the rotating shaft 501, and the limiting face 5014 is abutted against one side surface of the third connecting sleeve 8 to limit the third connecting sleeve 8 to move along the axis direction of the rotating shaft 501, so that the installation position of the main connecting rod 7 is limited, and the alignment difficulty is reduced. A first anti-rotation plane 5011 is formed on the rotating shaft 501 by flattening the outer side wall of the rotating shaft 501, a limiting surface 5014 is formed between one end, close to the middle of the rotating shaft 501, of the first anti-rotation plane 5011 and the outer side wall of the rotating shaft 501, and the limiting surface 5014 abuts against one side of the third connecting sleeve 8 to achieve limiting.

Illustratively, a support 9 is disposed in the smoke collection chamber 101, the support 9 is connected to a top chamber wall (i.e., the top panel 104) and a rear chamber wall (i.e., the back panel 102) of the smoke collection chamber 101, and the fixed slide rail 504 is disposed on the support 9. The support 9 for supporting the fixed slide rails 504 is connected with the top panel 104 and the back panel 102 respectively, so that the mounting stability of the support 9 can be improved, the gravity of the support 9 and the parts on the support 9 can be transmitted to the top panel 104 and the back panel 102, the deformation of the position of the connecting support 9 of the cigarette machine body 1 is avoided, and the shaking of the support 9 can be reduced.

Furthermore, two supports 9 are arranged in the smoke collection cavity 101 at intervals, two rotating seats 10 are respectively arranged on the two supports 9, and two ends of the rotating shaft 501 are respectively connected with the rotating seats 10 in a rotating manner.

Preferably, two first link assemblies 502 and two second link assemblies 503 are disposed on the rotating shaft 501, wherein the two first link assemblies 502 are symmetrically disposed along the center of the rotating shaft 501, the two first link assemblies 502 are both connected to the back side of the smoke guide plate 2, the two second link assemblies 503 are symmetrically disposed along the center of the rotating shaft 501, and the two second link assemblies 503 are both connected to the shielding plate 3. Through setting up two first link assembly 502 for the rotation of leading cigarette board 2 is more stable, effectively prevents leading cigarette board 2 offset, and two second link assembly 503, can make the removal of shielding plate 3 more stable, can not only prevent shielding plate 3 offset, can also prevent that second link assembly 503 from taking place to warp.

Preferably, the dorsal part of smoke guide 2 sets up first backup pad 21, and the upper end of first backup pad 21 is rotated with first connecting plate 1101 through hinge assembly 6 and is connected, and one side that smoke guide 2 was kept away from to first backup pad 21 is connected with first support 5025 through the screw, and hinge assembly 6 has two, sets up respectively in the left and right sides of first backup pad 21. As shown in fig. 5 and 7 (some reference numerals refer to fig. 3 and 4), the hinge assembly 6 includes a first hinge seat 601 and a second hinge seat 602, the first hinge seat 601 is installed on one side of the first connection plate 1101 close to the inside of the cigarette machine body 1, a first avoidance hole is formed in the upper oil mesh 1102, a first hinge portion 6011 is protruded from the first hinge seat 601, the first hinge portion 6011 penetrates through the first avoidance hole and is located on one side of the upper oil mesh 1102 away from the inside of the cigarette machine body 1, and a plug hole is formed in the first hinge portion 6011; the second hinge base 602 is disposed at one side of the first support plate 21 and connected to the back side of the smoke guide plate 2, the second hinge base 602 is disposed with a second hinge portion 6021, the second hinge portion 6021 is protruded with a hinge shaft, and the hinge shaft is inserted into the insertion hole.

The movable slide rail 505 is provided with a second support plate 22, the second support plate 22 is connected with the shielding plate 3 through a connecting frame 23, the connecting frame 23 is adjacent to the lower ends of the second support plate 22 and the shielding plate 3, the lower end of the connecting frame 23 is obliquely arranged, the oblique angle of the lower end face of the connecting frame 23 is consistent with that of the lower shielding plate 13, when the shielding plate 3 closes the second smoking port 15, the lower end face of the connecting frame 23 is abutted against the lower shielding plate 13, and the lower end of the shielding plate 3 exceeds the end face of the lower end of the connecting frame 23, so that the shielding plate 3 can shield the position where the connecting frame 23 is abutted against the lower shielding plate 13 when the shielding plate 3 closes the second smoking port 15, and the second support 5035 is arranged between the second support plate 22 and the shielding plate 3 and located above the connecting frame 23.

The lower oil screen 20 is positioned at one end of the lower baffle 13 facing the wind cabinet 17, and an avoidance groove is formed between the lower oil screen 20 and the lower baffle 13; when the shielding plate 3 closes the second smoking port 15, the lower end of the connecting frame 23 and the lower end of the second supporting plate 22 are inserted into the avoiding groove, and the lower end surface of the connecting frame 23 is abutted against the lower baffle 13; when the shielding plate 3 opens the second smoking port 15, the connecting frame 23 shields the gap between the shielding plate 3 and the lower oil screen 20. The lower oil screen 20 and the lower baffle 13 are arranged in the smoke collection cavity 101, and the lower oil screen 20 is positioned at one end of the lower baffle 13 close to the wind cabinet 17, so that the oil smoke absorbed by the second smoke suction port 15 can reach the wind cabinet 17 more quickly, and the path of the oil smoke is reduced; through setting up the connection frame 23, not only can make the shielding plate 3 realize being connected with second backup pad 22, guarantee that shielding plate 3 can reciprocate steadily, can also utilize connection frame 23 to support baffle 13 down, prevent completely that the oil smoke from getting back to the kitchen when second smoking mouth 15 seals, in addition, connection frame 23 can also shelter from the gap between shielding plate 3 and the oil net 20 down, guarantee that second smoking mouth 15 is when opening, the oil smoke can not enter into in the gap between shielding plate 3 and the oil net 20 down.

More preferably, the smoke guide plate 2, the shielding plate 3 and the lower shielding plate 13 are all glass plates. The glass is convenient for cleaning oil stains, and the appearance is more attractive. The smoke guide plate 2 is adhered to the first supporting plate 21, the smoke guide plate 2 is also connected with the second hinge base 602 in an adhesion mode, the baffle plate 3 is adhered to one side face, far away from the second supporting plate 22, of the connecting frame 23, and the lower baffle plate 13 is adhered to the first plate 1201 of the second connecting plate 12. The mode of bonding is fixed conveniently, can not expose fixed knot in the front of leading cigarette board 2, shielding plate 3 and lower baffle 13 of glass material and construct, and the outward appearance is also comparatively pleasing to the eye.

The bracket 9 includes a first supporting member 901 and a second supporting member 902 connected at an included angle, one end of the first supporting member 901 away from the second supporting member 902 is connected to the top panel 104, one end of the second supporting member 902 away from the first supporting member 901 is connected to the back panel 102, wherein the length direction of the first supporting member 901 extends along the moving direction of the shielding plate 3, and the fixed slide rail 504 is installed on the first supporting member 901. The L-shaped support 9 occupies a small area in the smoke collecting cavity 101, has high stability, and the first support 901 can also serve as a support for the fixed slide rail 504, and the length direction of the first support is consistent with that of the fixed slide rail 504, so that the first support can contact with the fixed slide rail 504 as much as possible, thereby avoiding the deformation of the fixed slide rail 504 in the using process and further ensuring the smooth sliding performance of the movable slide rail 505.

A decoration panel 19 is arranged on one side face, far away from the interior of the range hood body 1, of the first connecting plate 1101 and used for shielding the first connecting plate 1101, a control screen (not shown in the figure) is further arranged on the first connecting plate 1101 and used for controlling the starting, stopping, air volume control and the like of the side-draft range hood, and modes of intelligent control range hoods such as touch control, gesture control and voice control can be arranged on the control screen. Preferably, the decorative panel 19 is a glass plate that is glued to the first connecting plate 1101.

In the detailed description of the above embodiments, various technical features may be arbitrarily combined, and for the sake of brevity, all possible combinations of the above technical features are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The details of the foregoing embodiments are merely representative of several embodiments of the present invention, which are described in more detail and detail, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (16)

1. The utility model provides a side-draught range hood, includes cigarette machine body (1), set up collection smoke chamber (101) in cigarette machine body (1), be provided with the smoking mouth on the smoking side of cigarette machine body (1), its characterized in that, set gradually smoke deflector (2) and shielding plate (3) from top to bottom on the smoking side, set up actuating mechanism (4) in collection smoke chamber (101), actuating mechanism (4) through link gear (5) respectively with smoke deflector (2) with shielding plate (3) are connected, in order to drive smoke deflector (2) with shielding plate (3) are opened simultaneously or are closed simultaneously the smoking mouth.

2. The side-draft range hood according to claim 1, wherein the smoke guide plate (2) is rotatably disposed on the body (1) of the range hood, the shielding plate (3) is linearly movably disposed on the body (1) of the range hood, the smoke guide plate (2) rotates outwards and the shielding plate (3) moves upwards to jointly expose the smoke suction opening, and the smoke guide plate (2) rotates inwards and the shielding plate (3) moves downwards to jointly shield the smoke suction opening.

3. The side-draft range hood according to claim 1 or 2, wherein the smoke suction port comprises a first smoke suction port (14) and a second smoke suction port (15), the first smoke suction port (14) is located above the second smoke suction port (15), the smoke guide plate (2) is used for shielding the first smoke suction port (14), and the shielding plate (3) is used for shielding the second smoke suction port (15).

4. The side draft range hood according to claim 3, wherein the opening area of the first smoke suction port (14) is smaller than the opening area of the second smoke suction port (15), the opening area of the first smoke suction port (14) is S1, the opening area of the second smoke suction port (15) is S2, and wherein 1.8S 1 < S2 < 2.2S 1.

5. The side-draft range hood according to claim 1 or 2, wherein the linkage mechanism (5) comprises a rotating shaft (501), a first link assembly (502) and a second link assembly (503), the rotating shaft (501) is rotatably disposed in the smoke collection cavity (101), the driving mechanism (4) is connected to the rotating shaft (501) to drive the rotating shaft (501) to rotate around its axis, the first link assembly (502) is respectively connected to the rotating shaft (501) and the smoke guide plate (2), the second link assembly (503) is respectively connected to the rotating shaft (501) and the shielding plate (3), the rotating shaft (501) rotates to drive the first link assembly (502) and the second link assembly (503) to rotate, and further the first link assembly (502) pushes the smoke guide plate (2) to rotate, and enabling the second connecting rod assembly (503) to pull the shielding plate (3) to move linearly up and down.

6. The side-draft range hood according to claim 5, wherein the smoke guide plate (2) is connected with the range hood body (1) through a hinge assembly (6), and the smoke guide plate (2) rotates around the hinge assembly (6) relative to the range hood body (1);

be provided with in collection cigarette chamber (101) and decide slide rail (504), it is provided with sliding slide rail (505) to decide to slide on slide rail (504), sliding slide rail (505) with shielding plate (3) are connected, the length of deciding slide rail (504) is followed the moving direction of shielding plate (3) extends.

7. The side-draft range hood according to claim 5, wherein the first link assembly (502) comprises a first link (5023), a second link (5024) and a first support (5025), a first connecting sleeve (5021) is arranged at one end of the first link (5023), the first connecting sleeve (5021) is sleeved on the rotating shaft (501), the other end of the first link (5023) is connected with one end of the second link (5024), the other end of the second link (5024) is hinged to the first support (5025), and the first support (5025) is connected with the smoke guide plate (2);

the second connecting rod assembly (503) comprises a third connecting rod (5033), a fourth connecting rod (5034) and a second support (5035), one end of the third connecting rod (5033) is provided with a second connecting sleeve (5031), the second connecting sleeve (5031) is sleeved outside the rotating shaft (501), the other end of the third connecting rod (5033) is connected with one end of the fourth connecting rod (5034), the other end of the fourth connecting rod (5034) is hinged to the second support (5035), and the second support (5035) is connected with the shielding plate (3).

8. The side draft range hood according to claim 5, wherein a first rotation-preventing plane (5011) is arranged on an outer side wall of the rotating shaft (501), the first link assembly (502) is provided with a first connecting sleeve (5021), the second link assembly (503) is provided with a second connecting sleeve (5031), and both the first connecting sleeve (5021) and the second connecting sleeve (5031) are sleeved on the rotating shaft (501);

a second anti-rotation plane (5022) which is abutted against the first anti-rotation plane (5011) is arranged in the first connecting sleeve (5021); and/or a third rotation prevention plane (5032) which is abutted against the first rotation prevention plane (5011) is arranged in the second connecting sleeve (5031).

9. The side-draft range hood according to claim 8, wherein the first connecting sleeve (5021) is fixed on the rotating shaft (501) through a screw; and/or the presence of a gas in the atmosphere,

the second connecting sleeve (5031) is fixed on the rotating shaft (501) through a screw.

10. The side draft range hood according to claim 8 or 9, wherein a first limit groove (5012) is annularly arranged on an outer side wall of the rotating shaft (501), the first limit groove (5012) is located on one side of the first connecting sleeve (5021), a first baffle ring is inserted into the first limit groove (5012), and one side of the first connecting sleeve (5021) abuts against the first baffle ring; and/or the presence of a gas in the atmosphere,

the outer side wall of the rotating shaft (501) is annularly provided with a second limit groove (5013), the second limit groove (5013) is located on one side of the second connecting sleeve (5031), a second retaining ring is inserted into the second limit groove (5013), and one side of the second connecting sleeve (5031) is abutted to the second retaining ring.

11. The side draft range hood according to claim 5, wherein an output shaft end of the driving mechanism (4) is connected with the rotating shaft (501) through a main connecting rod (7), a third connecting sleeve (8) is arranged at an end of the main connecting rod (7), and the third connecting sleeve (8) is sleeved on the rotating shaft (501);

a first anti-rotation plane (5011) is arranged on the rotating shaft (501), and a fourth anti-rotation plane (801) abutted against the first anti-rotation plane (5011) is arranged in the third connecting sleeve (8); and/or the presence of a gas in the gas,

the third connecting sleeve (8) is connected with the rotating shaft (501) through a screw.

12. The side-draft range hood according to claim 11, wherein a limit surface (5014) is disposed on the rotating shaft (501), and the limit surface (5014) abuts against a side surface of the third connecting sleeve (8) to limit the third connecting sleeve (8) from moving along the axis direction of the rotating shaft (501).

13. The side-draft range hood according to claim 5, wherein two supports (9) are spaced in the smoke collection chamber (101), two rotating seats (10) are respectively disposed on the two supports (9), two ends of the rotating shaft (501) are respectively rotatably connected with the rotating seats (10), a fixed slide rail (504) is disposed on the support (9), a sliding slide rail (505) is slidably disposed on the fixed slide rail (504), the sliding slide rail (505) is connected with the shielding plate (3), and the length of the fixed slide rail (504) extends along the moving direction of the shielding plate (3).

14. The side-draft range hood according to claim 13, wherein the bracket (9) is connected to a top cavity wall and a rear cavity wall of the smoke collection cavity (101), respectively.

15. The side-draft range hood according to claim 14, wherein the bracket (9) includes a first support (901) and a second support (902) connected at an included angle, an end of the first support (901) away from the second support (902) is connected to the top cavity wall, an end of the second support (902) away from the first support (901) is connected to the rear cavity wall, and a length direction of the first support (901) extends along a moving direction of the shielding plate (3).

16. The side-draft range hood according to claim 3, wherein a lower oil screen (20) and a lower baffle (13) are arranged in the smoke collection cavity (101) at a position corresponding to the second smoke suction port (15), the lower oil screen (20) and the lower baffle (13) are arranged at an included angle, an air cabinet (17) is arranged at the top of the range hood body (1), the lower oil screen (20) is located at one end of the lower baffle (13) facing the air cabinet (17), and an avoiding groove is formed between the lower oil screen (20) and the lower baffle (13);

a fixed slide rail (504) is arranged in the smoke collection cavity (101), the length of the fixed slide rail (504) extends along the moving direction of the shielding plate (3), a sliding slide rail (505) is arranged on the fixed slide rail (504) in a sliding manner, a second supporting plate (22) is arranged on the sliding slide rail (505), the second supporting plate (22) is connected with the shielding plate (3) through a connecting frame (23), and the connecting frame (23) is adjacent to the lower ends of the second supporting plate (22) and the shielding plate (3); when the shielding plate (3) closes the second smoking port (15), the lower end of the connecting frame (23) and the lower end of the second supporting plate (22) are inserted into the avoiding groove, and the lower end face of the connecting frame (23) is abutted to the lower baffle (13); when the shielding plate (3) opens the second smoking port (15), the connecting frame (23) shields a gap between the shielding plate (3) and the lower oil screen (20).

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