CN214009308U - Fume exhaust fan - Google Patents

Abstract

The utility model discloses a range hood, which comprises a shell and a panel arranged at the front side of the shell, wherein an air inlet is arranged on the panel, a smoke baffle is arranged at the air inlet and comprises a first position and a second position, and when the smoke baffle is at the first position, the smoke baffle closes the air inlet; the method is characterized in that: the smoke baffle plate can also be in a third position, and when the smoke baffle plate is in the second position, the upper end of the smoke baffle plate turns forwards and turns to reach the third position. Compared with the prior art, the utility model has the advantages of: when keeping off the cigarette board and being in the second position, the upper end that keeps off the cigarette board can overturn to the front side to can make to keep off the cigarette board and can make further upset relatively first connecting rod under keeping off cigarette board open mode, make to keep off the cigarette inboard can be towards the top and be in the third position, convenience of customers is clean.

Description

Fume exhaust fan

Technical Field

The utility model relates to an oil smoke purifier, especially a range hood.

Background

The range hood has become one of the indispensable kitchen household electrical appliances in modern families. The side-draft range hood absorbs most of oil smoke close to a cooking bench in an arc form by using a vortex air pressure principle, so that adverse effects on human health can be reduced, and the suction effect of a power source is basically not reduced because the power source is close to the cooking bench.

As application number 201921493930.X discloses a range hood, including the casing and be located the panel of casing front side, the air intake has been seted up on the panel, range hood still includes the main cigarette board that keeps off that can the casing rotation in order to open or close the air intake relatively, respectively is provided with the side cigarette board that keeps off the cigarette board by main cigarette board drive in the left and right sides of casing, and when the main cigarette board that keeps off was closed, the side cigarette board was in the first position, and the side cigarette board was accomodate in the casing with folding this moment, and when the main cigarette board that keeps off was opened, the side cigarette board was in the second position, and the side cigarette board expandes the left and right sides at the main cigarette board that keeps off this moment.

The main cigarette board that keeps off in the above-mentioned patent is when open mode, and the outside that the main cigarette board kept off is towards the top, and the inboard of main cigarette board is towards the below, and the user can't observe the greasy dirt condition of the inboard of main cigarette board, brings inconvenience for the cleanness.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to the not enough of above-mentioned prior art existence, provide one kind and can further overturn and keep off the cigarette board under keeping off the cigarette board open mode for the inboard that keeps off the cigarette board can move towards the top, thereby convenience of customers clear range hood.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a range hood comprises a shell and a panel arranged on the front side of the shell, wherein an air inlet is formed in the panel, a smoke baffle is arranged at the air inlet and comprises a first position and a second position, and when the smoke baffle is at the first position, the smoke baffle closes the air inlet; when the smoke baffle plate is in the second position, the lower end of the smoke baffle plate is turned forwards to open the air inlet; the method is characterized in that: the smoke baffle plate can also be in a third position, and when the smoke baffle plate is in the second position, the upper end of the smoke baffle plate turns forwards and turns to reach the third position.

In order to facilitate the overturning of the smoke baffle driven by the panel, the smoke baffle comprises an inner side of the smoke baffle facing the inner side of the casing and an outer side of the smoke baffle far away from the inner side of the casing, the range hood further comprises a motion mechanism capable of driving the smoke baffle to act, the motion mechanism comprises a first connecting rod, a smoke baffle support is arranged on the inner side of the smoke baffle, one end of the first connecting rod is connected with the smoke baffle support, and the other end of the first connecting rod is connected with the panel in a rotating manner facing one side of the casing and above the air inlet.

In order to realize the detachable clamping between the first connecting rod and the smoke baffle plate bracket, the range hood further comprises a clamping mechanism which enables the first connecting rod and the smoke baffle plate bracket to be in clamping fit or separated.

In order to realize the joint cooperation between first connecting rod and the fender cigarette board support, clamping mechanism is including setting up the joint spare on first connecting rod and one of them of fender cigarette board support to and set up the draw-in groove on first connecting rod and another of fender cigarette board support, the joint spare can block into the draw-in groove or break away from with the draw-in groove.

In order to realize the joint cooperation between first connecting rod and the fender cigarette board support and break away from, joint spare sets up on first connecting rod, joint spare extends to arrange about in the direction, set up the mounting hole that supplies joint spare to pass on the first connecting rod, joint spare is including controlling the joint portion and the portion of shirking of adjacent setting, the draw-in groove is formed to keeping off the sunken cigarette board orientation by keeping off a side surface that cigarette board was kept away from to the cigarette board support to the draw-in groove runs through the wall thickness that keeps off the cigarette board support, joint portion can be followed one side card income or the draw-in groove that keeps away from the cigarette board support and kept away from the cigarette board, the size of portion of shirking is less than the draw-in groove, joint spare can be in the thickness direction of keeping off cigarette board support and set up the draw-in groove position and remove to make joint portion and draw-in groove joint or the portion of shirking locate and make joint spare to break away from the draw-in groove.

For avoiding joint spare and first connecting rod or keep off the cigarette board support and break away from, the draw-in groove is kept away from one side of keeping away from the cigarette board by keeping off the cigarette board support and is included in proper order on the extending direction to keep off the guiding groove that the portion of shirking passes through and be used for with joint portion joint complex joint groove with the guiding groove link up, joint spare includes towards keeping off the inboard first end of cigarette board and towards the second end that keeps off the cigarette board outside, joint spare is still including the first spacing portion that is located the first end and the spacing portion of second that is located the second end, the first spacing portion of spacing portion and second homoenergetic and the peripheral position butt of mounting hole.

For the operation (it is more convenient to press inwards from the outside), first spacing portion, joint portion, shirk portion and the spacing portion of second set gradually from the first end to the second end of joint spare.

In order to enable the clamping part of the clamping piece and the clamping groove of the clamping groove to keep the clamping trend, the clamping piece further comprises an elastic piece which is arranged on one side of the second limiting part close to the detaching part and one side of the first connecting rod far away from the first limiting part and enables the first limiting part to keep the trend close to the first connecting rod.

In order to realize that the first connecting rod is connected with the end part of the smoke baffle plate support in a rotating way, the moving mechanism further comprises a mounting support arranged at the upper part of the air inlet on one side of the panel facing the inner side of the shell, and one end of the first connecting rod, which is far away from the smoke baffle plate support, is connected with the mounting support in a rotating way.

The movement mechanism further comprises a driving device, a rocker and a second connecting rod, the driving device is arranged on the mounting support and comprises an output end, one end of the rocker is fixedly connected with the output end, the other end of the rocker is rotatably connected with one end of the second connecting rod, and the end, far away from the rocker, of the second connecting rod is rotatably connected with the first connecting rod.

Compared with the prior art, the utility model has the advantages of: when the smoke baffle is at the second position, the upper end of the smoke baffle can be turned to the front side, so that the smoke baffle can be further turned relative to the first connecting rod when the smoke baffle is opened, the inner side of the smoke baffle can be located at the third position towards the upper side, and the smoke baffle is convenient for a user to clean; through setting up clamping mechanism to can make first connecting rod and keep off cigarette board support joint cooperation or break away from.

Drawings

Fig. 1 is a schematic view of a smoke barrier of a range hood according to an embodiment of the present invention at a first position;

fig. 2 is a schematic view of a smoke barrier of a range hood according to an embodiment of the present invention at a second position;

FIG. 3 is an enlarged view of portion I of FIG. 2;

fig. 4 is a cross-sectional view of the clamping member of the clamping mechanism of the range hood according to the embodiment of the present invention when the clamping member is in clamping engagement with the clamping groove;

fig. 5 is an installation diagram of the range hood according to the embodiment of the present invention, in which the moving mechanism is used as the active end;

FIG. 6 is an enlarged view of portion II of FIG. 5;

fig. 7 is a schematic view of the range hood according to the embodiment of the present invention after the upper end of the smoke barrier is turned to the front side when the smoke barrier is in the second position;

FIG. 8 is an enlarged view of portion III of FIG. 7;

fig. 9 is a schematic view of the range hood according to the embodiment of the present invention after the clamping member of the clamping mechanism is separated from the clamping groove;

fig. 10 is an installation schematic view of a moving mechanism as an active end of a range hood according to an embodiment of the present invention;

fig. 11 is an installation diagram of the moving mechanism as the driven end of the range hood according to the embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar functions.

In the description of the present invention, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the disclosed embodiments of the invention may be oriented in different directions and the directional terms are intended to be illustrative and should not be construed as limiting, such as "upper" and "lower" are not necessarily limited to directions opposite to or coincident with the direction of gravity. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

Referring to fig. 1 to 2, a range hood, which is a side-draft range hood, includes a housing 1 and a panel 2 disposed at the front side of the housing 1. An air inlet 21 is formed in the middle of the panel 2.

Referring to fig. 2 and 5 to 6, a smoke barrier 3 for opening or closing the air inlet 21 in an inverted manner is provided at the air inlet 21. The smoke barrier 3 can be in a first position and a second position. In the first position, the smoke barrier 3 closes the air inlet 21; when in the second position, the lower end of the smoke baffle 3 is turned forwards to open the air inlet 21; in the first position, the smoke barrier 3 comprises a smoke barrier inner side 31 facing the inner side of the housing 1 and a smoke barrier outer side 32 facing away from the inner side of the housing 1. In the second position, the smoke barrier outer side 32 faces upward and the smoke barrier inner side 31 faces downward.

Referring to fig. 5-6 and 10, the range hood further comprises a movement mechanism 4 capable of driving the smoke baffle 3 to move. The movement mechanism 4 comprises a mounting bracket 42, a drive device 43, a rocker 44, a second link 45 and a first link 41.

The mounting bracket 42 is provided at an upper position of the air inlet 21 on the side of the panel 2 facing the inside of the housing 1. The driving device 43 is disposed at the left side of the mounting bracket 42, the driving device 43 is a motor in this embodiment, and includes an output end 431, the output end 431 passes through the left side of the mounting bracket 42 to the right side of the mounting bracket 42 and is fixedly connected with one end of the rocker 44, the other end of the rocker 44 is rotatably connected with one end of the second connecting rod 45, and the end of the second connecting rod 45 far away from the rocker 44 is rotatably connected with the first connecting rod 41.

Referring to fig. 7 and 10 to 11, a smoke barrier support 33 is disposed on the smoke barrier inner side 31, and one end of the first link 41 is rotatably connected to the smoke barrier support 33, so that the upper end of the smoke barrier 3 can be turned to the front side when the smoke barrier 3 is in the second position. The other end of the first link 41 is rotatably connected to a portion of the mounting bracket 42 located at a position above the intake vent 21. The connection position of the second link 45 to the first link 41 may be located between both ends of the first link 41.

Referring to fig. 3 to 4 and 8 to 9, the range hood further includes a latch mechanism 5 for engaging the first link rod 41 with the smoke barrier support 33. The latch mechanism 5 includes a latch 51 provided on one of the first link 41 and the smoke barrier support 33, and a latch 52 provided on the other of the first link 41 and the smoke barrier support 33 to engage with the latch 51. In this embodiment, the engaging member 51 is disposed on the first connecting rod 41, and the engaging groove 52 is disposed on the smoke barrier bracket 33.

The clamping member 51 extends in the left-right direction, and the first link 41 is provided with a circular mounting hole 411 for the clamping member 51 to pass through. Joint 51 is including keeping off the inboard first end of cigarette board 3 and the second end that keeps off the cigarette board 3 outside towards (if joint 51 sets up the first connecting rod 41 on right side, then the inboard is referred to towards the left side towards keeping off cigarette board 3, and the outside is referred to towards the right side towards keeping off cigarette board 3), and it is spacing 511, joint portion 512, the portion 513 of shirking and the spacing portion 514 of second that all is cylindric and coaxial setting to include in proper order from first end to second end on the joint 51. The radial dimension of the first limiting portion 511 is larger than the aperture of the mounting hole 411, the radial dimension of the clamping portion 512 is smaller than the radial dimension of the first limiting portion 511 and the aperture of the mounting hole 411, the radial dimension of the detaching portion 513 is smaller than the radial dimension of the clamping portion 512, and the radial dimension of the second limiting portion 514 is larger than the aperture of the mounting hole 411. The first stopper portion 511 and the second stopper portion 514 are positioned on the sides of the mounting holes 411 on the left and right sides of the first link 41, respectively, on the sides of the engaging portion 512 and the detaching portion 513. Thus, the above-described structure of the engaging member 51 is formed in the shape of a stepped shaft (mainly, the engaging portion 512 and the releasing portion 513 constitute a stepped shaft).

The engaging member 51 further includes an elastic member 515 disposed between a side of the second stopper portion 514 close to the detaching portion 513 and a side of the first link 41 away from the first stopper portion 511, for keeping the first stopper portion 511 close to the first link 41.

The clamping groove 52 is formed by the surface of one side of the cigarette baffle bracket 33 far away from the cigarette baffle 3 and is sunken towards the cigarette baffle 3, and the clamping groove 52 penetrates through the wall thickness of the cigarette baffle bracket 33. The cigarette blocking plate bracket 33 is bent, the clamping groove 52 is arranged at the bent part of the cigarette blocking plate 33 relative to the cigarette blocking plate 3, and the rest part of the cigarette blocking plate bracket 33 is jointed with the cigarette blocking plate 3. The engaging groove 52 includes a guiding groove 521 for the detachable portion 513 to pass through and an engaging groove 522 penetrating the guiding groove 521 and engaging with the engaging portion 512 in sequence from a side of the smoke barrier bracket 33 away from the smoke barrier 3 to the direction of the smoke barrier 3. The snap groove 522 is circular in this embodiment. The width of the notch of the guiding groove 521 near one end of the catching groove 522 is smaller than the diameter of the catching groove 522.

Referring to fig. 10 to 11, in the present embodiment, the movement mechanism 4 has two, and one of the two movement mechanisms 4 is provided on the right side of the panel 2 as a driving end and the other is provided on the left side of the panel 2 as a driven end. When the moving mechanism 4 is the driven end, only the first link 41 and the mounting bracket 42 are required. Correspondingly, the two smoke barrier brackets 33 and the clamping mechanism 5 which are matched with the first connecting rods 41 of the two motion mechanisms 4 are also provided.

Referring to fig. 2 to 6, under normal operation, under the action of the elastic member 515, the fastening portion 512 of the fastening member 51 is tightly fastened and matched with the fastening groove 522 of the fastening groove 52, so that the smoke barrier 3 and the first link rod 41 move synchronously to complete the opening and closing of the air inlet 21.

Referring to fig. 7 to 11, when the inner side 31 of the smoke barrier needs to be cleaned, the second limiting portions 514 of the two clamping members 51 are pressed inward at the same time, the clamping members 51 move from the left side or the right side to the middle (i.e., move along the thickness direction of the position of the smoke barrier bracket 33 where the clamping groove 52 is formed), so that the clamping portions 512 are separated from the clamping grooves 522 of the clamping grooves 52, the smoke barrier 3 is in a free state at this time, the upper end of the smoke barrier is turned over to the front side, the detaching portion 513 can slide out of the guide groove 521, the inner side 31 of the smoke barrier can face upward, and the smoke barrier 3 is in a third position, thereby being conveniently used for cleaning.

Claims (10)

1. A range hood comprises a shell (1) and a panel (2) arranged on the front side of the shell (1), wherein an air inlet (21) is formed in the panel (2), a smoke baffle plate (3) is arranged at the air inlet (21), the smoke baffle plate (3) can be located at a first position and a second position, and when the smoke baffle plate (3) is located at the first position, the air inlet (21) is closed; when the smoke baffle plate is at the second position, the lower end of the smoke baffle plate (3) is turned forwards to open the air inlet (21); the method is characterized in that: the smoke baffle plate (3) can be positioned at a third position, and when the smoke baffle plate (3) is positioned at the second position, the upper end of the smoke baffle plate (3) turns forwards and turns to reach the third position.

2. The range hood of claim 1, wherein: keep off cigarette board (3) when the first position, keep off cigarette board (3) including keeping off cigarette inboard (31) and keeping away from the cigarette board outside (32) of casing (1) inboard towards casing (1) inboard, range hood is still including motion mechanism (4) that can drive and keep off cigarette board (3) action, motion mechanism (4) are including first connecting rod (41), it keeps off cigarette board support (33) to be provided with on cigarette board inboard (31), wherein one end of first connecting rod (41) is connected with keeping off cigarette board support (33), the other end is connected in panel (2) on one side towards casing (1), the top position of air intake (21) rotates.

3. The range hood of claim 2, wherein: the range hood also comprises a clamping mechanism (5) which enables the first connecting rod (41) to be in clamping fit with or separated from the smoke baffle plate bracket (33).

4. The range hood of claim 3, wherein: the clamping mechanism (5) comprises a clamping piece (51) arranged on one of the first connecting rod (41) and the smoke baffle plate bracket (33) and a clamping groove (52) arranged on the other of the first connecting rod (41) and the smoke baffle plate bracket (33), and the clamping piece (51) can be clamped into the clamping groove (52) or separated from the clamping groove (52).

5. The range hood of claim 4, wherein: the cigarette case is characterized in that the clamping piece (51) is arranged on the first connecting rod (41), the clamping piece (51) extends in the left-right direction and is arranged, a mounting hole (411) for the clamping piece (51) to penetrate is formed in the first connecting rod (41), the clamping piece (51) comprises a clamping portion (512) and a detaching portion (513) which are adjacently arranged in the left-right direction, the clamping groove (52) is formed by sinking the surface of one side, away from the cigarette blocking plate (3), of the cigarette blocking plate support (33) towards the cigarette blocking plate (3), the clamping groove (52) penetrates through the wall thickness of the cigarette blocking plate support (33), the clamping portion (512) can be clamped into or detached from the clamping groove (52) from one side, away from the cigarette blocking plate (3), of the cigarette blocking plate support (33), the size of the detaching portion (513) is smaller than the clamping groove (52), and the clamping piece (51) can move in the thickness direction of the position, where the clamping groove (52) is formed in the cigarette blocking plate support (33), thereby, the clamping part (512) and the clamping groove (52) are clamped or the detaching part (513) is arranged at the clamping groove (52) to ensure that the clamping piece (51) can be detached from the clamping groove (52).

6. The range hood of claim 5, wherein: draw-in groove (52) keep away from one side of keeping away from cigarette board (3) by keeping off cigarette board support (33) and keep off cigarette board (3) direction including supplying guide slot (521) that shirks portion (513) and with guide slot (521) link up be used for with joint portion (512) joint complex joint groove (522), joint spare (51) are including keeping off the inboard first end of cigarette board (3) and towards the second end that keeps off the cigarette board (3) outside in extending direction, joint spare (51) are still including first spacing portion (511) that are located first end and spacing portion (514) of second that are located the second end, first spacing portion (511) and spacing portion (514) homoenergetic of second and the peripheral position butt of mounting hole (411).

7. The range hood of claim 6, wherein: the first limiting portion (511), the clamping portion (512), the detaching portion (513) and the second limiting portion (514) are sequentially arranged from the first end to the second end of the clamping piece (51).

8. The range hood of claim 7, wherein: the clamping piece (51) further comprises an elastic piece (515) which is arranged between one side, close to the detaching part (513), of the second limiting part (514) and one side, far away from the first limiting part (511), of the first connecting rod (41) and enables the first limiting part (511) to keep a trend of being close to the first connecting rod (41).

9. A range hood according to any one of claims 2 to 8, wherein; the movement mechanism (4) further comprises a mounting support (42) arranged at the upper part of the air inlet (21) on one side of the panel (2) facing the inner side of the shell (1), and one end, away from the smoke baffle plate support (33), of the first connecting rod (41) is rotatably connected with the mounting support (42).

10. The range hood of claim 9, wherein: the movement mechanism (4) further comprises a driving device (43), a rocker (44) and a second connecting rod (45), the driving device (43) is arranged on the mounting support (42), the driving device (43) comprises an output end (431), one end of the rocker (44) is fixedly connected with the output end (431), the other end of the rocker (44) is rotatably connected with one end of the second connecting rod (45), and the end, far away from the rocker (44), of the second connecting rod (45) is rotatably connected with the first connecting rod (41).

Images