CN218626990U - Cooking fume exhauster - Google Patents

Abstract

The utility model discloses a range hood is injectd in collection petticoat pipe and is had collection smoke chamber, sets up the air intake that is linked together with collection smoke chamber on collection petticoat pipe, is provided with into the mouth respectively in the both sides of air intake, still including leading the cigarette seat, leads the cigarette seat and sets up respectively in two mouth positions department of advancing, leads the cigarette seat and has a bottom plate, and first smoking passageway and second smoking passageway are injectd to the bottom plate on the both sides of advancing the mouth, and first smoking passageway, second smoking passageway are linked together with collection smoke chamber respectively, and second smoking passageway is located advance the mouth on being close to one side at collection smoke chamber center inject in leading the cigarette seat and lead the smoke chamber, first smoking passageway passes through lead the smoke chamber with collection smoke chamber is linked together. The oil smoke collecting device is simple in structure, and the oil smoke is further gathered to improve the flow velocity of the oil smoke exhausted outwards, so that the problem that the oil smoke escapes towards two sides is solved.

Description

Cooking fume exhauster

Technical Field

The utility model relates to a kitchen appliance technical field especially relates to a range hood.

Background

In the related art, most of top-suction type range hoods are provided with only one air inlet, and the range hoods with the structure cannot absorb and exhaust oil smoke in all directions and are easy to cause oil dripping, so that the oil smoke is relatively serious in escaping phenomenon, and meanwhile, the air performance and the oil-fat separation degree are further reduced, so that the oil smoke escaping becomes a technical problem to be solved urgently in the existing top-suction type range hoods.

Disclosure of Invention

The utility model discloses aim at solving one of the problems that exist among the prior art to a certain extent at least, for this reason, the utility model provides a range hood, its simple structure gathers together with the speed of flow that improves the oil smoke toward outer exhaust through making the oil smoke further to solve the oil smoke and to the problem of both sides escape, still can improve range hood's grease separation degree simultaneously.

The above purpose is realized by the following technical scheme:

the utility model provides a range hood, includes the box and sets up the collection petticoat pipe of box below position department it has the collection smoke chamber to inject in the collection petticoat pipe set up on the collection petticoat pipe with the air intake that the collection smoke chamber is linked together the both sides of air intake are provided with into mouth respectively, still include and lead the cigarette seat, it sets up respectively two to lead the cigarette seat advance mouth position department, it has the bottom plate to lead the cigarette seat, the bottom plate is in advance to limit out first smoking passageway and second smoking passageway on the both sides of mouth, first smoking passageway, second smoking passageway respectively with collection smoke chamber is linked together, and second smoking passageway is located advance the mouth on the one side that is being close to collection smoke chamber center it has limited the smoke chamber to lead in the cigarette seat, first smoking passageway pass through lead the smoke chamber with collection smoke chamber is linked together.

In some embodiments, a first filter plate and a second filter plate are respectively bent and arranged on two sides of the bottom plate to form the smoke guide cavity in a surrounding manner, and the oil smoke guided through the first smoke suction channel sequentially passes through the first filter plate, the smoke guide cavity and the second filter plate and then enters the smoke collection cavity.

In some embodiments, lead the cigarette seat and still include second installation limit, second installation limit one end with the upper end of first filter plate is connected, the other end by the second filter plate toward the direction of first filter plate extends the setting be provided with the second flange limit on the both sides wall of collection petticoat pipe respectively, the second installation limit with the second flange limit is cooperateed and is connected in order to incite somebody to action lead the cigarette seat to install advance mouth position department.

In some embodiments, the smoke guiding seat further includes a third mounting edge, one end of the third mounting edge is connected to the upper end of the second filter plate, the other end of the third mounting edge extends from bottom to top, third flange edges are respectively disposed at the front end and the rear end of the middle position of the smoke collecting hood, and the lower end wall of the box body is cooperatively connected with the two third mounting edges and the two third flange edges to assemble the box body, the smoke collecting hood and the smoke guiding seat together.

In some embodiments, the smoke guiding seat further comprises a first mounting edge, one end of the first mounting edge is connected with the upper end of the bottom plate, the other end of the first mounting edge extends from the back to the front, a first flange edge is arranged on the front wall of the smoke collecting cover, and the first mounting edge is in fit connection with the first flange edge so as to mount the smoke guiding seat at the smoke inlet.

In some embodiments, the smoke guide seat further comprises a fourth mounting edge, the fourth mounting edge is connected between the first filter plate and the second filter plate and located on the rear side of the bottom plate, and when the smoke guide seat is installed at the smoke inlet position, the fourth mounting edge abuts against the rear side wall of the smoke collecting hood.

In some embodiments, the filter plate further comprises a top plate detachably disposed at a position above the smoke collection chamber, and a bottom wall of the top plate abuts against upper end walls of the first filter plate and the second filter plate, so that the top plate, the first filter plate and the second filter plate together define a containing chamber.

In some embodiments, the first filter plate and the second filter plate are respectively provided with a plurality of ventilation openings for filtering oil smoke flowing through.

In some embodiments, the device further comprises a volute disposed within the box and a fan disposed within the volute.

In some embodiments, the air inlet is provided with a vent hole, and the vent hole is provided with a vent hole.

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

1. the utility model discloses a range hood, its simple structure gathers together in order to improve the past exhaust velocity of flow of oil smoke through making the oil smoke further to solve the oil smoke and to the problem of both sides escape, still can improve range hood's grease resolution simultaneously.

Drawings

Fig. 1 is a schematic structural diagram of a range hood in an embodiment of the present invention;

fig. 2 is a sectional view of the range hood in the embodiment of the present invention;

fig. 3 is an exploded view of the range hood according to the embodiment of the present invention;

fig. 4 is a schematic structural view of a smoke collecting hood in the embodiment of the invention;

fig. 5 is a schematic structural view of the smoke guide seat in the embodiment of the present invention.

Detailed Description

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

The embodiment is as follows:

as shown in fig. 1 to 5, the present embodiment provides a range hood, which includes a box 1 and a smoke collecting hood 2 disposed below the box 1, a smoke collecting cavity 21 is defined in the smoke collecting hood 2, an air inlet 22 communicated with the smoke collecting cavity 21 is disposed on the smoke collecting hood 2, smoke inlets 3 are respectively disposed on two sides of the air inlet 22, and the range hood further includes a smoke guide seat 4, the smoke guide seat 4 is respectively disposed at two smoke inlets 3, the smoke guide seat 4 has a bottom plate 41, the bottom plate 41 defines a first smoke suction channel 31 and a second smoke suction channel 32 on two sides of the smoke inlets 3, the first smoke suction channel 31 and the second smoke suction channel 32 are respectively communicated with the smoke collecting cavity 21, and the second smoke suction channel 32 is disposed on one side of the smoke inlets 3 close to the center of the smoke collecting cavity 21, a smoke guide cavity is defined in the smoke guide seat 4, and the first smoke suction channel 31 is communicated with the smoke collecting cavity 21 through the smoke guide cavity.

In this embodiment, be provided with the three opening that is used for holding together the cigarette through the interval respectively along the transverse direction on 2 diapire of collection petticoat pipe, add many exhaust passage simultaneously and hold together the cigarette region in order to enlarge range hood to add the first filter plate 42 and the second filter plate 43 that are equipped with the filtration cigarette structure at exhaust passage, its simple structure, through making further gathering together of oil smoke in order to improve the past exhaust velocity of flow of oil smoke, thereby solve the problem that the oil smoke escaped to both sides, still can improve range hood's grease separation degree simultaneously.

In this embodiment, the range hood is preferably a top-suction range hood, a smoke collecting cavity 21 is defined in the smoke collecting hood 2, and an air inlet 22 communicated with the smoke collecting cavity 21 is formed in the bottom wall of the smoke collecting hood 2, so that a main smoke exhaust channel is formed between the air inlet 22 and the smoke collecting cavity 21, and a smoke collecting plate is movably arranged at the position of the air inlet 22, so that most of the oil smoke generated by cooking enters the interior of the box body 1 after passing through the air inlet 22 and the smoke collecting cavity 21 in sequence. In addition, the left and right sides of the bottom wall of the smoke collecting hood 2 are respectively provided with a smoke inlet 3, so that a left smoke inlet 3 and a right smoke inlet 3 can be formed, the smoke guide seats 4 are respectively arranged at the positions of the two smoke inlets 3, the smoke guide seats 4 are provided with bottom plates 41 so that the bottom plates 41 define a first smoke suction channel 31 and a second smoke suction channel 32 on the two sides of the smoke inlets 3, the first smoke suction channel 31 and the second smoke suction channel 32 are respectively communicated with the smoke collecting cavity 21, so that two secondary smoke discharge channels are respectively formed on each side of the air inlet 22, the second smoke suction channel 32 is positioned on one side of the smoke inlet 3 close to the center of the smoke collecting cavity 21, namely the second smoke suction channel 32 is positioned on one side of the smoke inlet 3 close to the air inlet 22, the first smoke suction channel 31 is positioned on one side of the smoke inlet 3 far away from the air inlet 22, so that the smoke is sucked and collected in all directions, thereby preventing the smoke from escaping to the smoke collecting cavity, the first smoke suction channel 42 and the second smoke collecting filter plate 43 are respectively arranged on the two sides of the smoke collecting cavity 41, and the smoke collecting filter plate 42, and the oil smoke is directly introduced into the smoke collecting cavity 21, and grease can be directly introduced into the smoke sucking oil smoke.

Further, a first filter plate 42 and a second filter plate 43 are respectively bent at two sides of the bottom plate 41 to form a smoke guide chamber, and the oil smoke introduced through the first smoke suction passage 31 sequentially passes through the first filter plate 42, the smoke guide chamber, and the second filter plate 43 and then enters the smoke collection chamber 21.

In this embodiment, a left smoke inlet 3 and a right smoke inlet 3 are symmetrically disposed on the left side and the right side of the air inlet 22, and correspondingly, the number of the smoke guide bases 4 is also two, that is, the smoke guide base 4 includes a first smoke guide base 4 and a second smoke guide base 4, a first smoke guide base 4 is disposed at the position of the left smoke inlet 3, a bottom plate 41 of the first smoke guide base 4 is spaced from the surface of the left smoke inlet 3 to define a first smoke suction channel 31 and a second smoke suction channel 32 on the two sides of the first smoke inlet 3, the first smoke suction channel 31 and the second smoke suction channel 32 are respectively communicated with the smoke collecting cavity 21, so that a first smoke exhaust channel is formed between the left smoke inlet 3, the second smoke suction channel 32 and the smoke collecting cavity 21, and a second smoke exhaust channel is formed between the left smoke inlet 3, the first smoke suction channel 31, the smoke guide cavity and the smoke collecting cavity 21. In addition, a second smoke guide seat 4 is arranged at the position of the right smoke inlet 3, a bottom plate 41 of the second smoke guide seat 4 and the surface of the right smoke inlet 3 are arranged at intervals to respectively define a first smoke suction channel 31 and a second smoke suction channel 32 on two sides of the right smoke inlet 3, the first smoke suction channel 31 and the second smoke suction channel 32 are respectively communicated with the smoke collection cavity 21, so that a third smoke discharge channel is formed between the right smoke inlet 3, the second smoke suction channel 32 and the smoke collection cavity 21, and a fourth smoke discharge channel is formed between the right smoke inlet 3, the first smoke suction channel 31, the smoke guide cavity and the smoke collection cavity 21, so that the range hood is provided with four secondary smoke discharge channels and a main smoke discharge channel, the range hood can suck and collect oil smoke in an omnibearing manner, and the oil smoke is prevented from escaping towards the left side and the right side of the range hood.

Further, the smoke guide seat 4 further comprises a second mounting edge 52, one end of the second mounting edge 52 is connected with the upper end of the first filter plate 42, the other end of the second mounting edge is extended from the second filter plate 43 to the first filter plate 42, second flange edges 62 are respectively arranged on two side walls of the smoke collection hood 2, and the second mounting edge 52 is connected with the second flange edges 62 in a matching manner so as to install the smoke guide seat 4 at the position of the smoke inlet 3.

Preferably, the smoke guiding seat 4 further comprises a third mounting edge 53, one end of the third mounting edge 53 is connected with the upper end of the second filter plate 43, the other end of the third mounting edge extends from bottom to top, third flange edges 63 are respectively arranged at the front end and the rear end of the middle position of the smoke collecting hood 2, and the lower end wall of the box body 1 is respectively matched and connected with the two third mounting edges 53 and the two third flange edges 63 so as to assemble the box body 1, the smoke collecting hood 2 and the smoke guiding seat 4 together.

Specifically, lead cigarette seat 4 still includes first installation limit 51, and first installation limit 51 one end is connected with the upper end of bottom plate 41, and the other end just extends the setting from back to front, is provided with first flange limit 61 on the antetheca of collection petticoat pipe 2, and first installation limit 51 is connected with first flange limit 61 cooperatees in order to install leading cigarette seat 4 in the mouth of cigarette 3 position department.

Further, the smoke guide seat 4 further includes a fourth mounting edge 54, the fourth mounting edge 54 is connected between the first filter plate 42 and the second filter plate 43 and located at the rear side of the bottom plate 41, and when the smoke guide seat 4 is mounted at the position of the smoke inlet 3, the fourth mounting edge 54 abuts against the rear side wall of the smoke collecting hood 2.

In the present embodiment, the bottom wall of the smoke collecting hood 2 is arranged from front to back and is inclined downwards, so that the bottom plate 41 is also arranged from front to back and is inclined downwards, the upper end wall of the bottom plate 41 is provided with a first mounting edge 51 protruding outwards, the upper end wall of the first filter plate 42 is provided with a second mounting edge 52 protruding outwards, the upper end wall of the second filter plate 43 is provided with a third mounting edge 53 protruding outwards, a fourth mounting edge 54 is connected between the rear end wall of the first filter plate 42 and the rear end wall of the second filter plate 43, correspondingly, the smoke collecting hood 2 is provided with a first flange 61 on the front wall close to the left smoke inlet 3 and the right smoke inlet 3, the left and right side walls of the smoke collecting hood 2 are respectively provided with a second flange 62, when the smoke guide seat 4 is installed at the position of the smoke inlet 3, the first mounting edge 51 is connected with the first flange 61, the second mounting edge 52 is connected with the second flange 62, and the fourth mounting edge 54 abuts against the rear side wall of the smoke collecting hood 2, so that two smoke guide seats 4 can be installed in the smoke collecting hood 2 quickly. In addition, the front end and the rear end of the middle position of the smoke collecting hood 2 are respectively provided with a third flange 63, the middle position of the smoke collecting hood 2 is provided with an assembling opening which is beneficial to installing the box body 1, in order to be beneficial to the assembly between the smoke collecting hood 2 and the box body 1, the front side and the rear side of the assembling opening are provided with convex edges to form the third flange 63, the box body 1 is provided with a front wall, a left wall, a rear wall and a right wall which are sequentially connected, the lower ends of the front wall and the rear wall are respectively matched and connected with the two third flange 63, the lower ends of the left wall and the right wall are respectively matched and connected with the two third installing edges 53, namely, the lower end of the left wall is matched and connected with the third installing edge 53 of the first smoke guide seat 4, and the lower end of the right wall is matched and connected with the third installing edge 53 of the second smoke guide seat 4, so that the box body 1 and the smoke collecting hood 2 are assembled together.

Further, the top plate 7 is further included, the top plate 7 is detachably disposed at a position above the smoke collection chamber 21, and the bottom wall of the top plate 7 abuts against the upper end walls of the first filter plate 42 and the second filter plate 43 so that the top plate 7, the first filter plate 42 and the second filter plate 43 jointly define a containing chamber.

In this embodiment, in order to install the smoke guide seat 4 in the smoke collection cavity 21, the top plate 7 may be detachably disposed above the smoke collection cavity 21, when the smoke guide seat 4 is installed in the smoke collection cavity 21, the top plate 7 is then covered on the open top end of the smoke collection cavity 21, when the top plate 7 and the smoke collection cover 2 are assembled together, the bottom wall of the top plate 7 abuts against the upper end walls of the first filter plate 42 and the second filter plate 43 so that the top plate 7, the first filter plate 42 and the second filter plate 43 jointly define a containing cavity, and simultaneously, a transition cavity is jointly defined between the smoke guide seat 4 and the inner wall of the smoke collection cavity 21, so that the first smoke suction channel 31 sequentially passes through the transition cavity and the containing cavity and then communicates with the smoke collection cavity 21, and further, the oil smoke introduced through the first smoke suction channel 31 sequentially passes through the transition cavity, the first filter plate 42, the containing cavity and the second filter plate 43 and then enters the smoke collection cavity 21, so that the combined action of the smoke collection area and the multiple smoke discharge channels is enlarged to increase the oil smoke flow path and the area, thereby further increasing the oil smoke discharge speed and the negative pressure of the range hood.

Preferably, the first filter plate 42 and the second filter plate 43 are respectively provided with a plurality of ventilation openings for filtering oil smoke flowing through, and the range hood has a simple structure and a reasonable design, and can effectively improve the oil-fat separation degree of the range hood.

Specifically, the device further comprises a volute 8 and a fan 81, wherein the volute 8 is arranged in the box body 1, and the fan 81 is arranged in the volute 8.

Preferably, an oil screen 9 is further included, and the oil screen 9 is arranged at the position of the air inlet 22.

In particular, a decorative cover is also included, which is provided on the outer wall of the case 1.

In this embodiment, a plurality of ventilation openings have been seted up respectively on first filter plate 42, the second filter plate 43 in order to filter the oil smoke of flowing through, owing to inject the discharge flue between the bottom plate 41 of leading cigarette seat 4 and the 2 inner walls of collection petticoat pipe, thereby carry out primary filtration processing to the oil smoke, when the oil smoke flows through first filter plate 42, carry out second grade filtration processing to the oil smoke through first filter plate 42, when the oil smoke flows through second filter plate 43, carry out tertiary filtration processing to the oil smoke through second filter plate 43, thereby further improve range hood's grease separation degree, and then effectively improve the grease separation effect.

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

Claims (10)

1. The utility model provides a range hood, is in including box (1) and setting collection petticoat pipe (2) of box (1) below position department it has collection cigarette chamber (21) to inject in collection petticoat pipe (2) set up with air intake (22) that collection cigarette chamber (21) are linked together on collection petticoat pipe (2) the both sides of air intake (22) are provided with respectively and advance mouth (3), its characterized in that still includes and leads cigarette seat (4), it sets up respectively in two to lead cigarette seat (4) advance mouth (3) position department, it has bottom plate (41) to lead cigarette seat (4), bottom plate (41) are in advance first smoking passageway (31) and second smoking passageway (32) are injectd on the both sides of mouth (3), first smoking passageway (31), second smoking passageway (32) respectively with collection cigarette chamber (21) are linked together, and second smoking passageway (32) are located advance mouth (3) on the one side that is close to collection cigarette chamber (21) center lead cigarette seat (4) and lead cigarette chamber (31) and have been linked together.

2. The range hood according to claim 1, wherein a first filter plate (42) and a second filter plate (43) are respectively bent at two sides of the bottom plate (41) to form the smoke guide chamber, and the oil smoke introduced through the first smoke suction channel (31) sequentially passes through the first filter plate (42), the smoke guide chamber and the second filter plate (43) and then enters the smoke collection chamber (21).

3. A range hood as claimed in claim 2, wherein the smoke guiding seat (4) further comprises a second mounting edge (52), one end of the second mounting edge (52) is connected to the upper end of the first filter plate (42), the other end of the second mounting edge extends from the second filter plate (43) to the direction of the first filter plate (42), a second flange edge (62) is respectively disposed on two side walls of the smoke collecting hood (2), and the second mounting edge (52) is cooperatively connected with the second flange edge (62) to mount the smoke guiding seat (4) at the position of the smoke inlet (3).

4. A range hood as claimed in claim 2, wherein the smoke guiding seat (4) further comprises a third mounting edge (53), one end of the third mounting edge (53) is connected to the upper end of the second filter plate (43), the other end of the third mounting edge extends from bottom to top, third flange edges (63) are respectively disposed at the front end and the rear end of the middle position of the smoke collecting hood (2), and the lower end wall of the box body (1) is respectively connected with the two third mounting edges (53) and the two third flange edges (63) in a matching manner so as to assemble the box body (1), the smoke collecting hood (2) and the smoke guiding seat (4) together.

5. A range hood as claimed in claim 1, wherein the smoke guiding seat (4) further comprises a first mounting edge (51), one end of the first mounting edge (51) is connected to the upper end of the bottom plate (41), the other end of the first mounting edge extends from the rear to the front, a first flange edge (61) is disposed on the front wall of the smoke collecting hood (2), and the first mounting edge (51) is cooperatively connected with the first flange edge (61) to mount the smoke guiding seat (4) at the smoke inlet (3).

6. A range hood according to claim 2, wherein the smoke guide seat (4) further comprises a fourth mounting edge (54), the fourth mounting edge (54) is connected between the first filter plate (42) and the second filter plate (43) and is located at the rear side of the bottom plate (41), when the smoke guide seat (4) is installed at the position of the smoke inlet (3), the fourth mounting edge (54) abuts against the rear side wall of the smoke collecting hood (2).

7. The range hood according to claim 2, further comprising a top plate (7), wherein the top plate (7) is detachably disposed above the smoke collection chamber (21), and a bottom wall of the top plate (7) abuts against upper end walls of the first filter plate (42) and the second filter plate (43) so that the top plate (7), the first filter plate (42) and the second filter plate (43) jointly define a containing chamber.

8. The range hood according to claim 2, wherein a plurality of ventilation openings are respectively formed on the first filter plate (42) and the second filter plate (43) to filter the oil smoke passing through.

9. A range hood according to any one of claims 1 to 7, further comprising a volute (8) and a fan (81), wherein said volute (8) is disposed in said housing (1), and said fan (81) is disposed in said volute (8).

10. The range hood according to any one of claims 1 to 7, further comprising an oil screen (9), wherein the oil screen (9) is disposed at the position of the air inlet (22).

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