CN216114251U - Smoke exhaust ventilator - Google Patents
Smoke exhaust ventilator Download PDFInfo
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- CN216114251U CN216114251U CN202122691918.3U CN202122691918U CN216114251U CN 216114251 U CN216114251 U CN 216114251U CN 202122691918 U CN202122691918 U CN 202122691918U CN 216114251 U CN216114251 U CN 216114251U
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Abstract
The utility model relates to the technical field of kitchen equipment, in particular to a range hood, which comprises: the smoke collecting hood, the upper turning plate, the lower turning plate and the driving mechanism are provided with smoke inlets, the upper turning plate and the lower turning plate are arranged at the smoke inlets, and the upper turning plate is positioned above the lower turning plate; the driving mechanism is in transmission connection with the upper turning plate and/or the lower turning plate so as to drive the upper turning plate and the lower turning plate to be opened or closed, when the upper turning plate and the lower turning plate are both in an opening state, a first smoke inlet is formed above the upper turning plate, and a second smoke inlet and a third smoke inlet are formed at the upper side and the lower side of the lower turning plate respectively. The range hood provided by the utility model solves the technical problem that the oil smoke of the range hood in the prior art is easy to escape.
Description
Technical Field
The utility model relates to the technical field of kitchen equipment, in particular to a range hood.
Background
The range hood is an electrical appliance widely used in kitchens and is used for exhausting oil smoke generated in the cooking process of a stove. The existing side-suction range hood is only provided with a smoke inlet in the middle of a panel, when the oil smoke generated by food cooked by a user is large, a large amount of oil smoke cannot be sucked away from one smoke inlet, and the condition that the oil smoke escapes beyond a smoke collecting plate can occur.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a range hood to solve the problem that oil smoke in the range hood in the prior art is easy to escape.
In order to solve the technical problems, the technical scheme provided by the utility model is as follows:
the range hood provided by the embodiment of the utility model comprises: the smoke collecting hood, the upper turning plate, the lower turning plate and the driving mechanism are provided with smoke inlets which are obliquely arranged, the upper turning plate and the lower turning plate are arranged at the smoke inlets, and the upper turning plate is positioned above the lower turning plate;
the driving mechanism is in transmission connection with the upper turning plate and/or the lower turning plate so as to drive the upper turning plate and the lower turning plate to be opened or closed, when the upper turning plate and the lower turning plate are both in an opening state, a first smoke inlet is formed above the upper turning plate, and a second smoke inlet and a third smoke inlet are formed at the upper side and the lower side of the lower turning plate respectively.
As a further technical scheme, the upper turning plate is in sliding connection with the side wall of the fume collecting hood along the first direction through the rotating shaft, and the lower turning plate is in sliding connection with the fume collecting hood along the first direction.
As a further technical scheme, the side wall of the fume collecting hood is provided with a first guide groove extending along a first direction;
the rotating shaft is in sliding fit with the first guide groove.
As a further technical scheme, the side wall of the fume collecting hood is provided with a second guide groove extending along a first direction;
two side walls of the lower turning plate are provided with guide strips, and the guide strips are in sliding fit with the second guide grooves.
As a further technical scheme, the range hood further comprises a linkage mechanism, and the linkage mechanism is respectively connected with the upper turning plate and the lower turning plate.
As a further technical scheme, the driving mechanism is in transmission connection with the lower turning plate, and the linkage mechanism comprises a first transmission component and a linkage component;
two ends of the first transmission component are respectively in transmission connection with the driving mechanism and the linkage component, and the linkage component is hinged with the upper turning plate.
As a further technical scheme, the first transmission assembly comprises a transmission rod, and the linkage assembly comprises a first linkage rod and a second linkage rod;
one end of the transmission rod is fixedly connected with the driving mechanism, the other end of the transmission rod is hinged with the first linkage rod, and two ends of the second linkage rod are respectively hinged with the first linkage rod and the upper turning plate.
As a further technical scheme, the linkage mechanism further comprises a guide piece, the guide piece is provided with a guide groove, the extending direction of the guide groove and the lower turning plate are arranged at an included angle, and the second linkage rod is in sliding connection with the guide groove.
As a further technical scheme, the linkage mechanism also comprises a connecting seat;
the connecting seat is fixedly arranged on the upper turning plate, and the second linkage rod is rotatably connected with the upper turning plate through the connecting seat.
As a further technical scheme, the range hood comprises at least two groups of linkage mechanisms;
the multiple groups of linkage mechanisms are arranged at intervals along the second direction, and the first direction and the second direction are mutually vertical in a plane parallel to the lower turning plate.
As a further technical scheme, the driving mechanism comprises an electric push rod and a second transmission assembly;
one end of the electric push rod is fixedly connected with the smoke collecting hood, the other end of the electric push rod is in transmission connection with the second transmission assembly, and the second transmission assembly is in transmission connection with the lower turning plate and the linkage mechanism.
As a further technical scheme, the second transmission assembly comprises a fixed seat, a first transmission rod and a second transmission rod;
the fixed seat is fixedly arranged on the lower turnover plate and is in transmission connection with one end of the electric push rod, which is far away from the fume collecting hood;
the number of the linkage mechanisms is at least two, the second transmission rod is connected between the two adjacent linkage mechanisms, and the first transmission rod is connected with the second transmission rod and the fixed seat.
As a further technical scheme, the driving mechanism comprises a guide plate, the guide plate is provided with a smoke inlet, and when the lower turning plate is in a closed state, the lower turning plate shields the smoke inlet;
the lower extreme of advancing the mouth is located to the deflector, and electric putter deviates from the fixed middle part that sets up in the deflector of the one end of turning over the board down.
Compared with the prior art, the range hood provided by the utility model has the advantages that:
the range hood provided by the utility model comprises a smoke collecting hood, an upper turning plate, a lower turning plate and a driving mechanism, wherein the driving mechanism is connected with the lower turning plate and/or the upper turning plate, drives the lower turning plate to slide along a first direction, and simultaneously drives the upper turning plate to rotate and slide along the first direction. When the lower turning plate is opened, a third smoke inlet is formed by the lower turning plate and the lower end of the smoke collecting cover; when the upward turning plate is opened, the upward turning plate and the downward turning plate form a second smoke inlet, a first smoke inlet is formed between the upward turning plate and the top end of the smoke collecting hood, when a large amount of oil smoke is generated, the oil smoke can enter the smoke collecting hood from three smoke inlets, meanwhile, the first smoke inlet can collect the oil smoke escaping from the upward turning plate, the distance from the oil smoke to the first smoke inlet is short, and the whole smoking effect of the range hood is enhanced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention or related technologies, the drawings used in the description of the embodiments or related technologies will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a range hood provided in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the range hood according to the embodiment of the present invention when the upper turning plate is opened;
fig. 3 is a sectional view of a range hood provided in an embodiment of the present invention;
fig. 4 is a top view of the range hood provided in the embodiment of the present invention.
Icon: 100-a smoke collecting hood; 110-a first guide groove; 120-a second guide groove; 130-a smoke inlet;
200-an upper turning plate; 210-a rotating shaft;
300-lower turning plate; 310-a guide strip;
400-a drive mechanism; 410-an electric push rod; 420-a guide plate; 421-smoke inlet holes; 430-a fixed seat; 440-a first transfer lever; 450-a second drive link; 460-a second transmission assembly;
500-a linkage mechanism; 510-a transmission rod; 520-a first linkage rod; 530-a second trace; 540-a guide; 541-a guide slot; 550-a connecting seat; 560-a first transmission assembly; 570-a linkage assembly;
610-a first smoke inlet; 620-a second smoke inlet; 630-third smoke inlet.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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 invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The term "physical quantity" in the formula, unless otherwise noted, is understood to mean a basic quantity of a basic unit of international system of units, or a derived quantity derived from a basic quantity by a mathematical operation such as multiplication, division, differentiation, or integration.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the utility model are described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
The range hood provided by the embodiment of the utility model comprises: the smoke collecting hood comprises a smoke collecting hood 100, an upper turning plate 200, a lower turning plate 300 and a driving mechanism 400, wherein the smoke collecting hood 100 is provided with a smoke inlet 130, the upper turning plate 200 and the lower turning plate 300 are both arranged at the smoke inlet 130, and the upper turning plate 200 is positioned above the lower turning plate 300;
the driving mechanism 400 is in transmission connection with the upper turning plate 200 and/or the lower turning plate 300 to drive the upper turning plate 200 and the lower turning plate 300 to open or close, when the upper turning plate 200 and the lower turning plate 300 are both in an open state, a first smoke inlet 610 is formed above the upper turning plate 200, and a second smoke inlet 620 and a third smoke inlet 630 are respectively formed at the upper side and the lower side of the lower turning plate 300.
Specifically, as shown in fig. 1 and fig. 2, the smoke collecting cover 100 is provided with a smoke inlet 130, and the upper turning plate 200 and the lower turning plate 300 are both provided at the smoke inlet 130 and are both slidably connected to the side wall of the smoke collecting cover 100. When the upper turning plate 200 and the lower turning plate 300 are both in a closed state, the upper turning plate 200 and the lower turning plate 300 are flatly laid on the smoke inlet 130, so that sundries are prevented from entering the smoke collecting hood 100 to affect the performance of the range hood, and the lower turning plate 300 is arranged below the upper turning plate 200. The upper turning plate 200 and the upper turning plate 200 can share one driving mechanism 400, the driving mechanism 400 drives the upper turning plate 200 to turn and slide along a first direction, and drives the lower turning plate 300 to slide along the first direction; the upper turning plate 200 can also be provided with a driving mechanism 400 for driving the upper turning plate 200 to turn and slide along the first direction, and the lower turning plate 300 is provided with a driving mechanism 400 for driving the lower turning plate 300 to slide along the first direction; the specific setting mode is selected according to requirements. When the range hood starts to work, the driving mechanism 400 drives the lower turning plate 300 to slide upwards and the upper turning plate 200 to turn and slide downwards, so that a first smoke inlet 610 is formed in a gap between the upper turning plate 200 and the top of the smoke collecting hood 100, a second smoke inlet 620 is formed between the lower turning plate 300 and the upper turning plate 200, and a third smoke inlet 630 is formed in a gap between the lower turning plate 300 and the bottom of the smoke collecting hood 100.
When oil smoke is generated, the oil smoke contacts with the third smoke inlet 630 firstly, the third smoke inlet 630 starts to absorb the oil smoke, the path of the oil smoke is shortened, the oil smoke is effectively prevented from escaping, along with the rising of the oil smoke, the oil smoke contacts with the second smoke inlet 620, the outward-turned upper turning plate 200 simultaneously plays a role of gathering the oil smoke, the oil smoke is effectively prevented from escaping, and the oil smoke escaping from the second smoke inlet 620 contacts with the first smoke inlet 610 along the outward-turned upper turning plate 200; the three smoke inlets shorten the path of the oil smoke reaching the smoke inlets, and the upper turning plate 200 gathers the oil smoke, so that the escape of the oil smoke is reduced, and the smoking effect of the range hood is effectively improved.
In an optional technical solution of the embodiment of the present invention, the upper turning plate 200 is slidably connected to the sidewall of the smoke collecting hood 100 along the first direction through the rotating shaft 210, and the lower turning plate 300 is slidably connected to the smoke collecting hood 100 along the first direction of the fixing seat 430.
Specifically, as shown in fig. 1 and fig. 2, the turning-up plate 200 is provided with a rotating shaft 210 along a second direction, the turning-up plate 200 is slidably connected with the side wall of the smoke collecting hood 100 through the rotating shaft 210, and the first direction and the second direction are perpendicular in the same plane. When the range hood is in a working state, the driving mechanism 400 transmits driving force to the rotating shaft 210, the rotating shaft 210 rotates and slides, the upper turning plate 200 turns outwards and slides downwards at the same time, a smoke inlet is formed by the upper turning plate 200 turning outwards, and meanwhile, the smoke collecting effect is enhanced by the upper turning plate 200 turning outwards.
In an optional technical scheme of the embodiment of the utility model, the side wall of the fume collecting hood 100 is provided with a first guide groove 110 extending along a first direction;
the upper turning plate 200 is slidably engaged with the first guide groove 110 through the rotation shaft 210.
As shown in fig. 2 and 3, the first guide grooves 110 are formed in both side walls of the smoke collecting hood 100 near the top, the first guide grooves 110 extend in the first direction, and both ends of the rotating shaft 210 are in sliding fit with the first guide grooves 110, so that the upward turning plate 200 slides and turns in the first direction. The driving mechanism 400 drives the lower turning plate 300 to slide upwards along the first direction, the lower turning plate 300 transmits the movement trend to the upper turning plate 200, and the upper turning plate 200 slides downwards along the first guide groove 110 and turns outwards around the rotating shaft 210 under the action of external force; in this process, the first guide groove 110 plays a role in limiting and guiding the rotating shaft 210, so that the sliding and turning processes of the lower turning plate 300 are more convenient.
In an optional technical scheme of the embodiment of the utility model, the side wall of the fume collecting hood 100 is provided with a second guide groove 120 extending along a first direction;
two side walls of the lower turning plate 300 are provided with guide bars 310, and the guide bars 310 are in sliding fit with the second guide grooves 120.
Specifically, as shown in fig. 3 and 4, the side wall of the smoke collecting hood 100 near the bottom is provided with a second guide groove 120 along the first direction, two side walls of the lower turning plate 300 are provided with guide bars 310 in sliding fit with the second guide groove 120, and the lower turning plate 300 slides in the first direction through the sliding fit between the second guide groove 120 and the guide bars 310; the second guide groove 120 is in sliding fit with the guide strip 310, so that friction force generated when the lower turning plate 300 slides in the first direction is reduced, the lower turning plate 300 is limited, and the use effect of the range hood is guaranteed.
In the optional technical solution of the embodiment of the present invention, the range hood further includes a linkage mechanism 500, and the linkage mechanism 500 is connected to the upper turning plate 200 and the lower turning plate 300, respectively.
The driving mechanism 400 can be arranged in various ways, the first way is that the driving mechanism 400 is in transmission connection with the lower turning plate 300, the driving mechanism 400 is arranged at the bottom of the smoke collecting hood 100, and the linkage mechanism 500 is connected between the upper turning plate 200 and the lower turning plate 300. When the range hood is in a working state, the driving mechanism 400 drives the lower turning plate 300 to slide upwards along the first direction, the lower turning plate 300 transmits a movement trend to the upper turning plate 200 through the linkage mechanism 500, the upper turning plate 200 turns outwards around the rotating shaft 210 and slides downwards along the first direction, a first smoke inlet 610 is formed above the upper turning plate 200 and at the top of the smoke collecting hood 100, and a second smoke inlet 620 and a third smoke inlet 630 are respectively formed at the upper side and the lower side of the lower turning plate 300. When the device is not in a working state, the driving mechanism 400 drives the lower turning plate 300 to slide downwards and close, the movement trend is transmitted to the linkage mechanism 500, the linkage mechanism 500 drives the upper turning plate 200 to turn inwards and slide upwards at the same time, and the lower turning plate 300 and the upper turning plate 200 are closed.
The second setting mode is that actuating mechanism 400 is connected with the transmission of the upper turning plate 200, actuating mechanism 400 is arranged on the top of the smoke collecting hood 100, the linkage mechanism 500 comprises a traction rope, the top of the smoke collecting hood 100 is provided with a pulley, the traction rope bypasses the pulley from the upper side of the pulley, and the two ends of the traction rope are respectively connected with the upper turning plate 200 and the lower turning plate 300. When the range hood is in a working state, the driving mechanism 400 drives the upper turning plate 200 to slide downwards along a first direction and turn outwards around the rotating shaft 210, the upper turning plate 200 transmits the movement trend to the lower turning plate 300 through the traction rope, and drives the lower turning plate 300 to slide upwards along the first direction, so that the smoke inlet 130 forms three smoke inlets; in the non-operating state, the driving mechanism 400 drives the upper turning plate 200 to close, and simultaneously the lower turning plate 300 slides downwards and closes under the action of gravity.
The embodiment of the present invention adopts the first implementation manner to realize that the smoke inlet 130 is divided into three smoke inlets to prevent the oil smoke from escaping.
In the optional technical solution of the embodiment of the present invention, the driving mechanism 400 is in transmission connection with the lower turning plate 300, and the linkage mechanism 500 includes a first transmission assembly 560 and a linkage assembly 570; two ends of the first transmission component 560 are respectively connected with the driving mechanism 400 and the linkage component 570 in a transmission manner, and the linkage component 570 is hinged with the upper turning plate 200.
one end of the driving rod 510 is fixedly connected to the driving mechanism 400, the other end is hinged to the first linkage rod 520, and two ends of the second linkage rod 530 are respectively hinged to the first linkage rod 520 and the upper turning plate 200.
Specifically, as shown in fig. 3 and 4, the lower turning plate 300 is in transmission connection with the driving mechanism 400, the upper turning plate 200 is in transmission connection with the lower turning plate 300 through the linkage mechanism 500, the driving mechanism 400 drives the lower turning plate 300 to slide upwards along the first direction, and meanwhile, the linkage mechanism 500 pushes the upper turning plate 200 to slide downwards along the first direction and turn outwards; specifically, two ends of the first linkage rod 520 are respectively hinged to the transmission rod 510 and the second linkage rod 530, the transmission rod 510 is fixedly connected to the lower turning plate 300, the lower turning plate 300 is in transmission connection with the driving mechanism 400, and the other end of the second linkage rod 530 is hinged to the upper turning plate 200. When the driving mechanism 400 provides a driving force for the lower turning plate 300, the lower turning plate 300 is driven to slide upwards along the first direction, the driving rod 510 fixedly connected with the lower turning plate 300 transmits the movement trend to the upper turning plate 200 through the first linkage rod 520 and the second linkage rod 530, and the included angles between the driving rod 510 and the first linkage rod 520, between the first linkage rod 520 and the second linkage rod 530, between the second linkage rod 530 and the upper turning plate 200 change along with the upward sliding of the lower turning plate 300, so that the rotating shaft 210 slides while rotating relative to the first guide groove 110, the upper turning plate 200 is driven to turn outwards and slide downwards, the first smoke inlet 610 and the second smoke inlet 620 are respectively formed at the upper side and the lower side of the upper turning plate 200, and the third smoke inlet 630 is formed at the lower side of the lower turning plate 300. The upper turning plate 200 and the lower turning plate 300 use the same driving mechanism 400 through the linkage mechanism 500 and the driving assembly of the driving mechanism 400 and the transmission assembly of the upper turning plate 200 and the driving mechanism 400, so that the synchronism of the upper turning plate 200 and the lower turning plate 300 when being opened and closed is ensured, a plurality of power sources are avoided, and the structure is simplified while the effect of the range hood is ensured.
In an optional technical solution of the embodiment of the present invention, the linkage mechanism 500 further includes a guide 540, the guide 540 is provided with a guide groove 541, an extending direction of the guide groove 541 is perpendicular to the lower turning plate 300, and the second linkage 530 is slidably connected to the guide groove 541.
Specifically, as shown in fig. 3 and 4, the guide 540 is fixedly disposed on the smoke collecting cover 100, the guide 540 is provided with a guide groove 541 which is matched with the second linking bar 530, the extending direction of the guide groove 541 is perpendicular to the inclined surface of the smoke inlet 130, and the second linking bar 530 is slidably connected with the guide groove 541; when the upper turning plate 200 is opened or closed, the second linkage rod 530 slides in the guide groove 541, and the guide groove 541 provides a guide and limit function for the second linkage rod 530, so that the phenomenon that the tobacco collecting effect is influenced due to the overlarge outward-turning angle of the upper turning plate 200 is avoided; meanwhile, after the upper turning plate 200 is opened, the guide groove 541 provides a certain support for the upper turning plate 200 through the second linkage rod 530, so that the stability of the opened upper turning plate 200 is ensured, and the cigarette gathering effect of the upper turning plate 200 is improved.
In an optional technical solution of the embodiment of the present invention, the linkage mechanism 500 further includes a connecting seat 550;
the connecting seat 550 is fixedly disposed on the upper turning plate 200, and the second linking rod 530 is rotatably connected to the upper turning plate 200 through the connecting seat 550.
Specifically, as shown in fig. 4, the connecting seat 550 is U-shaped, the bottom wall of the connecting seat 550 is fixedly connected with the upper turning plate 200, and the open end is hinged to the second linking rod 530; the connection mode of the fixed connection of the connecting seat 550 and the upper turning plate 200 can adopt welding or threaded connection, and the connection mode is selected according to requirements; the second linkage rod 530 is rotatably connected with the upper turning plate 200 through the connecting seat 550, the second linkage rod 530 transmits the motion trend to the upper turning plate 200 through the connecting seat 550, and meanwhile, the stability of the upper turning plate 200 when being opened is ensured, and the cigarette gathering effect is ensured.
In the optional technical solution of the embodiment of the present invention, the range hood includes a plurality of sets of linkage mechanisms 500;
the plurality of sets of linkage mechanisms 500 are arranged at intervals along a second direction, and the first direction and the second direction are perpendicular to each other in the same plane.
Specifically, as shown in fig. 3 and 4, two, three, four, etc. groups of the linkage mechanism 500 between the upper flap 200 and the lower flap 300 may be provided; in the embodiment of the utility model, two sets of linkage mechanisms 500 are arranged between the upper turning plate 200 and the lower turning plate 300, the distance from the two sets of linkage mechanisms 500 to the central position of the upper turning plate 200 is equal, and the two transmission rods 510 are fixed relative to the lower turning plate 300, so that when the driving mechanism 400 drives the lower turning plate 300 to slide upwards along the first direction, the two transmission rods 510 transmit the motion trend, and the upper turning plate 200 is more easily opened, and simultaneously, the stability of the upper turning plate 200 during opening and after opening is ensured.
In an optional technical solution of the embodiment of the present invention, the driving mechanism 400 includes an electric push rod 410 and a second transmission assembly 460;
one end of the electric push rod 410 is fixedly connected with the smoke collecting hood 100, the other end is in transmission connection with the second transmission component 460, and the second transmission component 460 is in transmission connection with the lower turning plate 300 and the linkage mechanism 500.
The second driving assembly 460 includes a fixing base 430, a first driving rod 440 and a second driving rod 450; the fixed seat 430 is fixedly arranged on the lower turning plate 300 and is in transmission connection with one end of the electric push rod 410 departing from the fume collecting hood 100; the number of the linkage mechanisms 500 is at least two, the second transmission rod 450 is connected between two adjacent linkage mechanisms 500, and the first transmission rod 440 is connected with the second transmission rod 450 and the fixed seat 430.
Specifically, as shown in fig. 3 and 4, the fixing seat 430 is U-shaped, the bottom wall of the fixing seat 430 is fixedly connected with the lower turning plate 300, the open end is in transmission connection with the electric push rod 410, the fixing seat 430 and the lower turning plate 300 can be fixedly connected by welding or a threaded connector, and the connection mode can be selected according to requirements. One end of the electric push rod 410 departing from the fixed seat 430 is fixedly connected with the smoke collecting cover 100. In the embodiment of the present invention, two sets of linkage mechanisms 500 are provided, the two sets of linkage mechanisms 500 are respectively fixedly connected to two ends of the plurality of second transmission rods 450, the plurality of second transmission rods 450 are arranged in parallel, each second transmission rod 450 is vertically and fixedly connected to the first transmission rod 440, the electric push rod 410 transmits the movement trend to the two sets of linkage mechanisms 500 through the second transmission assembly 460, and the two sets of linkage mechanisms 500 drive the upper flap 200 to open or close. When the range hood is started, the electric push rod 410 extends, the movement trend is transmitted to the lower turning plate 300 through the fixed seat 430, the lower turning plate 300 slides upwards along the first direction, a third smoke inlet 630 is formed below the lower turning plate 300, meanwhile, the fixed seat 430 transmits the movement trend to the linkage mechanism 500 through the first transmission rod 440 and the second transmission rod 450, the linkage mechanism 500 drives the upper turning plate 200 to turn outwards and slide downwards, a second smoke inlet 620 is formed between the linkage mechanism 500 and the lower turning plate 300, and a first smoke inlet 610 is formed between the linkage mechanism 500 and the top of the smoke collecting hood 100; when the range hood is closed, the electric push rod 410 retracts to drive the lower turning plate 300 to slide downwards along the first direction,
meanwhile, the movement trend is transmitted to the linkage mechanism 500 through the driving mechanism 400, the linkage mechanism 500 drives the upper turning plate 200 to turn inwards and slide upwards, the lower turning plate 300 and the upper turning plate 200 are both closed and are paved on the smoke inlet 130, and the situation that sundries enter the smoke collecting hood 100 to affect the performance of the range hood is avoided.
In the optional technical solution of the embodiment of the present invention, the driving mechanism 400 further includes a guide plate 420, the guide plate 420 is provided with a smoke inlet 421;
the guide plate 420 is arranged at the lower end of the smoke inlet 130, and one end of the electric push rod 410 departing from the lower turning plate 300 is fixedly arranged in the middle of the guide plate 420;
when the lower turning plate 300 is in a closed state, the lower turning plate 300 shields the smoke inlet 421.
Specifically, as shown in fig. 2 and fig. 4, the guiding plate 420 is fixedly disposed at the lower end of the smoke inlet 130, the middle portion of the guiding plate 420 is not provided with the smoke inlet 421, and is fixedly connected with one end of the electric push rod 410 away from the lower turning plate 300, when the electric push rod 410 pushes the lower turning plate 300 to slide along the first direction, the smoke inlet 421 on the guiding plate 420 is exposed to absorb the oil smoke, and when the electric push rod 410 retracts and the lower turning plate 300 is closed, the lower turning plate 300 shields the guiding plate 420. When the lower turning plate 300 is closed, the guide plate 420 is shielded, the electric push rod 410 is prevented from being directly exposed, the attractiveness of the range hood is improved, when the lower turning plate 300 is opened, the guide plate 420 is exposed, the electric push rod 410 is supported, generated oil smoke is absorbed at the first time, and the oil smoke is prevented from escaping.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (13)
1. A range hood, comprising: the smoke collecting hood comprises a smoke collecting hood (100), an upper turning plate (200), a lower turning plate (300) and a driving mechanism (400), wherein the smoke collecting hood (100) is provided with a smoke inlet (130), the upper turning plate (200) and the lower turning plate (300) are arranged at the smoke inlet (130), and the upper turning plate (200) is positioned above the lower turning plate (300);
the driving mechanism (400) is in transmission connection with the upper turning plate (200) and/or the lower turning plate (300) to drive the upper turning plate (200) and the lower turning plate (300) to be opened or closed, when the upper turning plate (200) and the lower turning plate (300) are both in an opening state, a first smoke inlet (610) is formed above the upper turning plate (200), and a second smoke inlet (620) and a third smoke inlet (630) are formed on the upper side and the lower side of the lower turning plate (300) respectively.
2. The range hood according to claim 1, wherein the upper flap (200) is slidably connected with the side wall of the fume collecting hood (100) along a first direction through a rotating shaft (210), and the lower flap (300) is slidably connected with the fume collecting hood (100) along the first direction.
3. The range hood according to claim 2, wherein the side wall of the collection hood (100) is provided with a first guide groove (110) extending in the first direction;
the rotating shaft (210) is in sliding fit with the first guide groove (110).
4. The range hood according to claim 2, wherein the fume collecting hood (100) side wall is provided with a second guide groove (120) extending in the first direction;
two side walls of the lower turning plate (300) are provided with guide strips (310), and the guide strips (310) are in sliding fit with the second guide grooves (120).
5. The range hood according to any one of claims 1 to 4, further comprising a linkage mechanism (500), wherein the linkage mechanism (500) is connected to the upper flap (200) and the driving mechanism (400), respectively.
6. The range hood according to claim 5, wherein the driving mechanism (400) is in transmission connection with the lower turning plate (300), and the linkage mechanism (500) comprises a first transmission assembly (560) and a linkage assembly (570);
two ends of the first transmission component (560) are respectively in transmission connection with the driving mechanism (400) and the linkage component (570), and the linkage component (570) is hinged with the upper turning plate (200).
7. The range hood of claim 6, wherein the first transmission assembly (560) comprises a transmission rod (510), and the linkage assembly (570) comprises a first linkage rod (520) and a second linkage rod (530);
one end of the transmission rod (510) is fixedly connected with the driving mechanism (400), the other end of the transmission rod is hinged with the first linkage rod (520), and two ends of the second linkage rod (530) are respectively hinged with the first linkage rod (520) and the upper turning plate (200).
8. The range hood according to claim 7, wherein the linkage mechanism (500) further comprises a guide member (540), the guide member (540) is provided with a guide groove (541), the extending direction of the guide groove (541) forms an included angle with the lower turning plate (300), and the second linkage rod (530) is in sliding fit with the guide groove (541).
9. The range hood of claim 8, wherein the linkage mechanism (500) further comprises a connecting seat (550);
the connecting seat (550) is fixedly arranged on the upper turning plate (200), and the second linkage rod (530) is hinged to the upper turning plate (200) through the connecting seat (550).
10. The range hood according to claim 5, wherein the range hood comprises at least two of the linkages (500);
the multiple groups of linkage mechanisms (500) are arranged at intervals along a second direction, and the first direction and the second direction are perpendicular to each other in a plane parallel to the lower turning plate (300).
11. The range hood of claim 5, wherein the drive mechanism (400) comprises an electric push rod (410) and a second transmission assembly (460);
one end of the electric push rod (410) is fixedly connected with the smoke collecting cover (100), the other end of the electric push rod is in transmission connection with the second transmission assembly (460), and the second transmission assembly (460) is in transmission connection with the lower turning plate (300) and the linkage mechanism (500).
12. The range hood of claim 11, wherein the second transmission assembly (460) comprises a fixed base (430), a first transmission rod (440) and a second transmission rod (450);
the fixed seat (430) is fixedly arranged on the lower turning plate (300) and is in transmission connection with one end, away from the fume collecting hood (100), of the electric push rod (410);
the number of the linkage mechanisms (500) is at least two, the second transmission rod (450) is connected between the two adjacent linkage mechanisms (500), and the first transmission rod (440) is connected with the second transmission rod (450) and the fixed seat (430).
13. The range hood according to claim 12, wherein the driving mechanism (400) further comprises a guide plate (420) provided with a smoke inlet (421), and when the lower turning plate (300) is in a closed state, the lower turning plate (300) shields the smoke inlet (421);
the guide plate (420) is arranged at the lower end of the smoke inlet (130), and one end, deviating from the lower turning plate (300), of the electric push rod (410) is fixedly arranged in the middle of the guide plate (420).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122691918.3U CN216114251U (en) | 2021-11-04 | 2021-11-04 | Smoke exhaust ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122691918.3U CN216114251U (en) | 2021-11-04 | 2021-11-04 | Smoke exhaust ventilator |
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| Publication Number | Publication Date |
|---|---|
| CN216114251U true CN216114251U (en) | 2022-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122691918.3U Active CN216114251U (en) | 2021-11-04 | 2021-11-04 | Smoke exhaust ventilator |
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| Country | Link |
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| CN (1) | CN216114251U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117108714A (en) * | 2023-10-25 | 2023-11-24 | 杭州老板电器股份有限公司 | Transmission device and range hood |
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2021
- 2021-11-04 CN CN202122691918.3U patent/CN216114251U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117108714A (en) * | 2023-10-25 | 2023-11-24 | 杭州老板电器股份有限公司 | Transmission device and range hood |
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