CN218583238U - Kitchen appliance - Google Patents

Abstract

The utility model relates to the technical field of household appliances, especially, relate to a kitchen appliance. The utility model provides a kitchen appliance includes the collection smoke chamber main part, first board and the first drive arrangement of turning over, the air inlet has been seted up in the collection smoke chamber main part, a drive arrangement includes sharp actuating mechanism and connecting rod, sharp actuating mechanism includes body and output, body and collection smoke chamber main part fixed connection, connecting rod and the pin joint of collection smoke chamber main part, one side and the first board fixed connection that turns over of connecting rod, the opposite side of connecting rod is provided with the spout, be provided with the slider of pegging graft in the spout on the output, the output stretches out or the withdrawal body, order about the slider and slide along the spout, and the relative collection smoke chamber main part of connecting rod rotates, so that first board that turns over opens or close the air inlet. Can realize better silence effect, can also avoid sharp actuating mechanism and collection smoke chamber main part to take place to damage to improve kitchen appliance's life.

Description

Kitchen appliance

Technical Field

The utility model relates to the technical field of household appliances, especially, relate to a kitchen appliance.

Background

The range hood is installed above a gas stove, can quickly pump away wastes burnt by a burner and oil smoke harmful to human bodies generated in a cooking process, and discharges the wastes and the oil smoke out of a room, thereby reducing pollution and purifying air.

Current lampblack absorber includes the collection smoke chamber main part, turn over board subassembly and drive arrangement, collection smoke chamber main part is including the collection smoke chamber that has the air inlet, drive arrangement can drive and turn over the board subassembly motion in order to open or close the air inlet, current drive arrangement includes sharp actuating mechanism and connecting rod, sharp actuating mechanism's body and collection smoke chamber main part pin joint, the connecting rod respectively with sharp actuating mechanism's output and collection smoke chamber main part pin joint, the connecting rod still with turn over board subassembly fixed connection, when linear actuating mechanism's output is concertina movement, sharp actuating mechanism can drive and turn over the relative collection smoke chamber main part of board subassembly and rotate, thereby realize turning over opening or closing of board subassembly to the air inlet.

However, when the existing linear driving mechanism drives the turning plate assembly to move, the linear driving mechanism per se can also rotate relative to the smoke collection cavity body, on one hand, the linear driving mechanism collides with the smoke collection cavity body in the process of rotating relative to the smoke collection cavity body, so that the linear driving mechanism and the smoke collection cavity body are abraded and lost, and the service lives of the linear driving mechanism and the smoke collection cavity body are short; on the other hand, the linear driving mechanism can generate larger noise in the process of rotating relative to the smoke collection cavity body, and the use experience of a user on the range hood is influenced.

Therefore, it is desirable to design a kitchen appliance to improve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a kitchen appliance can realize better silence effect, can also avoid sharp actuating mechanism and collection smoke chamber main part to take place to damage to improve kitchen appliance's life.

In order to realize the purpose, the following technical scheme is provided:

a kitchen appliance comprising:

the smoke collecting cavity body is provided with an air inlet; and

the first driving device comprises a linear driving mechanism and a connecting rod, the linear driving mechanism comprises a body and an output end, the body is fixedly connected with the smoke collection cavity main body, the connecting rod is pivoted with the smoke collection cavity main body, one side of the connecting rod is fixedly connected with the first turning plate, the other side of the connecting rod is provided with a sliding groove, and the output end is provided with a sliding block inserted in the sliding groove;

the output end extends out of or retracts into the body to drive the sliding block to slide along the sliding groove, and the connecting rod rotates relative to the smoke collection cavity body to enable the first turning plate to open or close the air inlet.

Preferably, the kitchen appliance further comprises:

the baffle is arranged in the smoke collection cavity body, an accommodating space is formed by the baffle and the smoke collection cavity body together, the accommodating space is located at the downstream of the air inlet, and the linear driving mechanism and part of the connecting rod are accommodated in the accommodating space.

Preferably, the kitchen appliance further comprises:

and the smoke blocking component is arranged in the smoke collection cavity main body and inclines downwards from front to back.

Preferably, the baffle can be with the oil droplet of keeping off cigarette subassembly rear end drains to in the oil cup, keep off cigarette subassembly rear end and the baffle all is located turn over the rear side of board subassembly.

Preferably, the first driving device is configured to drive the first flap to turn towards the inside of the smoke collection cavity body so as to open the air inlet.

Preferably, the kitchen appliance further comprises:

the second turning plate is arranged above the first turning plate and closes the air inlet together with the first turning plate, and the second turning plate can turn towards the front of the smoke collection cavity body.

Preferably, when the first turning plate and the second turning plate are both positioned at the position for closing the air inlet, the first turning plate and the second turning plate are arranged at an included angle, and a protruding part formed by the first turning plate and the second turning plate extends into the smoke collection cavity body.

Preferably, the first turning plate and/or the second turning plate comprise a drainage part, and the drainage part can drain oil drops on the second turning plate to the first turning plate.

Preferably, when the first turning plate and the second turning plate are both in a state of closing the air inlet, the first turning plate and the second turning plate are both inclined downward from front to back, and the rear end of the second turning plate is located at the rear side of the first turning plate.

Preferably, the kitchen appliance further comprises:

and the fixing mechanism is respectively fixed with the smoke collection cavity main body and the body.

The utility model has the advantages that:

the utility model provides a kitchen appliance includes the smoke collecting cavity main part, first board and a drive arrangement turn over, the air inlet has been seted up in the smoke collecting cavity main part, a drive arrangement includes sharp actuating mechanism and connecting rod, sharp actuating mechanism includes body and output, body and smoke collecting cavity main part fixed connection, connecting rod and smoke collecting cavity main part pin joint, one side and the first board fixed connection that turns over of connecting rod, the opposite side of connecting rod is provided with the spout, be provided with the slider of pegging graft in the spout on the output, the output stretches out or the withdrawal body, order about the slider and slide along the spout, and the relative smoke collecting cavity main part of connecting rod rotates, so that first board that turns over opens or close the air inlet.

The utility model discloses a first drive arrangement drives the first in the middle of turning over the process that the board was opened or was closed the air inlet, body and collection smoke chamber main part fixed connection, and the body can not collect the smoke chamber main part relatively and rotate, can avoid sharp actuating mechanism to take place to damage, improves sharp actuating mechanism's life.

In addition, can also avoid sharp actuating mechanism and collection smoke chamber main part to bump, avoid sharp actuating mechanism and collection smoke chamber main part to take place wearing and tearing and loss, improve the life of sharp actuating mechanism and collection smoke chamber main part.

In addition, the linear driving mechanism is prevented from generating large noise, a good silencing effect of the kitchen appliance in the using process can be achieved, and the service life of the kitchen appliance is prolonged.

Drawings

Fig. 1 is a schematic structural view of a kitchen appliance in a completely closed state according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a kitchen appliance provided in an embodiment of the present invention in a fully opened state;

fig. 3 is a schematic structural view of a kitchen appliance in a partially opened state according to a first embodiment of the present invention;

fig. 4 is a schematic structural diagram of a first driving device in a first state according to a first embodiment of the present invention;

fig. 5 is a schematic structural diagram of a first driving device in a second state according to a first embodiment of the present invention;

fig. 6 is a schematic structural diagram of a range hood provided in the first embodiment of the present invention;

fig. 7 is a partially enlarged view of a smoke stop assembly according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a second driving device and a second turning plate according to a first embodiment of the present invention;

fig. 9 is a schematic structural view of a kitchen appliance in a closed state according to a second embodiment of the present invention;

fig. 10 is a schematic structural view of a kitchen appliance provided in a fully opened state according to a second embodiment of the present invention;

fig. 11 is a schematic structural view of a first turning plate and a second turning plate according to a second embodiment of the present invention;

fig. 12 is a schematic structural view of a second first turning plate and a second turning plate provided in the second embodiment of the present invention;

fig. 13 is a schematic structural view of a third first turning plate and a second turning plate according to the second embodiment of the present invention;

fig. 14 is a schematic structural view of a fourth second turning plate according to the second embodiment of the present invention.

In the figure:

100. a range hood; 10. a smoke collection chamber body; 11. a smoke collection cavity; 111. an air inlet; 112. an air outlet; 113. a flow guide surface; 20. a second flap; 21. a flap body; 22. a drainage part; 23. a baffle; 24. an arcuate bar; 25. a first pivot shaft; 26. a first bearing; 30. a first flap; 40. a first driving device; 41. a linear drive mechanism; 411. a body; 412. an output end; 42. a connecting rod; 421. a chute; 50. an oil cup; 51. an accommodating chamber; 511. opening the opening; 60. a smoke blocking assembly; 61. a smoke baffle; 62. a filter screen; 621. a filtration pore; 622. an oil guide structure; 63. a first connecting plate; 631. a first connection side plate; 632. a first connection chassis; 633. a second connecting side plate; 634. a first negative pressure chamber; 635. a first drainage port; 70. a host; 71. a housing; 72. a fan; 80. a baffle plate; 90. a second driving device; 91. a first drive motor; 92. a first transmission assembly; 921. a first gear; 922. a second gear; 93. a first mounting bracket; 1000. a seal member; 3000. a fixing mechanism; 200. a cabinet door.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements relevant to the present invention are shown in the drawings.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected", "connected" and "fixed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; the connection can be mechanical connection or communication connection; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Example one

As shown in fig. 1 and fig. 2, the present embodiment provides a kitchen appliance, which may be a range hood 100, an integrated kitchen range, etc., the present embodiment takes the range hood 100 as an example for description, the range hood 100 includes a host 70, a smoke collection chamber main body 10, and a flap assembly, the host 70 includes a housing 71 and a fan 72, the fan 72 is disposed in the housing 71, when the fan 72 works, the fan 72 forms a negative pressure in the housing 71, the smoke collection chamber main body 10 includes a smoke collection chamber 11, the smoke collection chamber 11 has an air inlet 111 and an air outlet 112, the smoke collection chamber 11 is communicated with an inner cavity of the housing 71 through the air outlet 112, the flap assembly is disposed at the air inlet 111, and the flap assembly can open or close the air inlet 111.

As shown in fig. 1 and 2, when the range hood 100 works, the flap assembly opens the air inlet 111, the fan 72 works to generate negative pressure, and the negative pressure enables the oil smoke outside the range hood 100 to sequentially pass through the air inlet 111, the smoke collection cavity 11, the air outlet 112, the shell 71 and the fan 72 and then be discharged out of the shell 71, so that the oil smoke is absorbed and discharged by the range hood 100.

As shown in fig. 2, the front side of host 70 is located the rear of the front side of collection smoke chamber main part 10 and arranges with the front side interval of collection smoke chamber main part 10, and when cabinet door 200 is installed to lampblack absorber 100, host 70 is located the rear side of cabinet door 200, and cabinet door 200 can realize the better effect of sheltering from to host 70. In addition, as shown in fig. 2, the front side of the cabinet door 200 is coplanar with the front side of the smoke collection chamber body 10, and the range hood 100 mounted on the cabinet door 200 is more beautiful as a whole.

As shown in fig. 1, the flap assembly includes a first flap 30 and a second flap 20, and the first flap 30 and the second flap 20 adjust their respective postures, so as to switch the range hood 100 between different states of power-off and power-on.

Particularly, as shown in fig. 1, when lampblack absorber 100 is in the shutdown state, the turning plate assembly blocks the air inlet 111 completely, oil drops in the smoke collection cavity 11 can be prevented from dropping on the cooking bench by the turning plate assembly, the turning plate assembly can also shield parts in the smoke collection cavity 11, and the lampblack absorber 100 is ensured to be more attractive in the shutdown state. As shown in fig. 1, when the first flap 30 and the second flap 20 close the air inlet 111 together, the second flap 20 is located above and on the front side of the first flap 30, the second flap 20 and the first flap 30 are arranged at an obtuse angle, which is equivalent to that the protruding structure formed by the second flap 20 and the first flap 30 extends into the smoke collection chamber 11, so as to release a part of space below the range hood 100, which is convenient for a user to clean a cooking bench when the range hood 100 is closed, thereby avoiding the risk of collision when the user cleans the cooking bench.

Furthermore, as shown in fig. 2, the range hood 100 is in a first operating state: when the user explodes the stir-fry or the great culinary art process of oil smoke volume, first board 30 and the second of turning over turns over the board 20 and opens simultaneously, the second turns over board 20 and overturns forward, first board 30 that turns over overturns to the inside of collection smoke chamber 11, air inlet 111 opens completely, the second turns over board 20 and stops after arriving and holding up the cigarette state, turn over board 20, collection smoke chamber 11 lower surface and wall formation by the second and close up the cigarette region and be linked together with collection smoke chamber 11 around the confined, hold up the cigarette region and be used for assisting and hold up the cigarette. The second turns over opening of board 20 and makes the space that gathers together the cigarette region bigger, and the second turns over board 20 and opens the back and to a great extent has shortened the distance that gathers together the cigarette region and smoke the region, therefore can absorb more oil smoke before the oil smoke drifts away and escapes more cigarette, prevents that the cigarette effect of running is stronger. As shown in fig. 2, when the first turning plate 30 is located at a position for opening the air inlet 111, the first turning plate 30 is located inside the smoke collecting cavity main body 10 and can introduce the lampblack of the air inlet 111 into the smoke collecting cavity main body 10, so as to further improve the smoke collecting effect for introducing the lampblack into the smoke collecting cavity 11.

In addition, as shown in fig. 3, the range hood 100 is in a second operating state: the second turns over board 20 and closes, and first turning over board 30 is opened, and air inlet 111 is only partly opened, and the open part of air inlet 111 satisfies the recovery to a small amount of oil smoke or vapor, can match the user and use the cooking process that the cooking utensils only had vapor or a small amount of oil smoke such as water scalding water corresponds of cooking utensils. At this time, the range hood 100 is in a low gear, noise of the range hood 100 is small, and due to the fact that the area of the air inlet 111 is reduced at this time, the oil smoke flow rate of the air inlet 111 is faster, and efficiency of the range hood 100 is higher.

Current lampblack absorber still includes drive arrangement, drive arrangement can drive and turn over the board subassembly motion in order to open or close the air inlet, current drive arrangement includes sharp actuating mechanism and connecting rod, sharp actuating mechanism's body and collection smoke chamber main part pin joint, the connecting rod respectively with sharp actuating mechanism's output and collection smoke chamber main part pin joint, the connecting rod still with turn over board subassembly fixed connection, when telescopic motion is done to sharp actuating mechanism's output, sharp actuating mechanism can drive and turn over the relative collection smoke chamber main part of board subassembly and rotate, thereby the realization turns over opening or closing of board subassembly to the air inlet.

However, when the existing linear driving mechanism drives the turning plate assembly to move, the linear driving mechanism per se can also rotate relative to the smoke collection cavity body, on one hand, the linear driving mechanism collides with the smoke collection cavity body in the process of rotating relative to the smoke collection cavity body, so that the linear driving mechanism and the smoke collection cavity body are abraded and lost, and the service lives of the linear driving mechanism and the smoke collection cavity body are short; on the other hand, the linear driving mechanism can generate larger noise in the process of rotating relative to the smoke collection cavity body, and the use experience of a user on the range hood is influenced.

In order to solve the above problem, as shown in fig. 4 and 5, the first driving device 40 includes a linear driving mechanism 41 and a connecting rod 42, the linear driving mechanism 41 includes a body 411 and an output end 412, the body 411 is fixedly connected to the smoke collection chamber main body 10, the connecting rod 42 is pivotally connected to the smoke collection chamber main body 10, one side of the connecting rod 42 is fixedly connected to the first turning plate 30, the other side of the connecting rod 42 is provided with a sliding groove 421, the output end 412 is provided with a sliding block, and the sliding block is inserted into the sliding groove 421. When the output end 412 extends or retracts into the body 411, the output end 412 drives the sliding block to slide along the sliding groove 421, and the connecting rod 42 rotates relative to the smoke collecting cavity main body 10, so that the first turning plate 30 opens or closes the air inlet 111. In the process of driving the first turning plate 30 to open or close the air inlet 111, the first driving device 40 of the embodiment is fixedly connected with the body 411 and the smoke collection cavity body 10, so that the body 411 cannot rotate relative to the smoke collection cavity body 10, the linear driving mechanism 41 can be prevented from being damaged, and the service life of the linear driving mechanism 41 is prolonged. In addition, the linear driving mechanism 41 can be prevented from colliding with the smoke collection chamber body 10, abrasion and wear of the linear driving mechanism 41 and the smoke collection chamber body 10 can be prevented, and the service life of the linear driving mechanism 41 and the smoke collection chamber body 10 can be prolonged. In addition, the linear driving mechanism 41 is prevented from generating large noise, and a good silencing effect of the kitchen appliance in the use process can be realized. Specifically, the linear driving mechanism 41 of the present embodiment may be an electromagnetic push rod mechanism, a linear output cylinder, a linear output motor, or the like, and the present embodiment is preferably an electromagnetic push rod mechanism, which has low noise, low energy consumption, and large thrust in the use process.

As shown in fig. 4 and 5, the range hood 100 further includes a baffle 80, the baffle 80 is disposed inside the smoke collection chamber body 10, and the baffle 80 and the smoke collection chamber body 10 jointly form an accommodating space, the accommodating space is located downstream of the air inlet 111, the linear driving mechanism 41 and a part of the connecting rods 42 are accommodated in the accommodating space, so as to avoid direct contact between the linear driving mechanism 41 and the sucked oil smoke, ensure better cleanliness of the linear driving mechanism 41, and enable the linear driving mechanism 41 to accurately adjust the position of the first turning plate 30.

As shown in fig. 4 and 5, the range hood 100 further includes a fixing mechanism 3000, and the fixing mechanism 3000 is respectively fixed with the smoke collection chamber main body 10 and the body 411, so that the linear driving mechanism 41 can be stably fixed on the smoke collection chamber main body 10, and the linear driving mechanism 41 is prevented from shaking relative to the smoke collection chamber main body 10. Specifically, the fixing mechanism 3000 may be fixed to the smoke collection chamber main body 10 and the body 411 by screws, pins, welding, or the like.

As shown in fig. 1 to 5, the range hood 100 further includes a smoke blocking assembly 60, the smoke blocking assembly 60 is disposed in the smoke collection chamber 11 and located between the air inlet 111 and the air outlet 112, and the smoke blocking assembly 60 can diffuse the negative pressure concentrated in the area of the air outlet 112 to the periphery of the smoke collection chamber 11, so as to enhance the smoke leakage prevention performance of the range hood 100. In addition, keep off cigarette subassembly 60 and can realize preliminary oil smoke separation in order to improve the oil absorption cigarette effect of lampblack absorber 100, nevertheless, keep off the oil droplet on the cigarette subassembly 60 and can fall on turning over the board subassembly, lead to turning over the board subassembly unclean, influence the user and use lampblack absorber 100's experience and feel.

As shown in fig. 1-4, keep off cigarette subassembly 60 by preceding to down-dip to the back, baffle 80 can be with keeping off the oil droplet drainage of cigarette subassembly 60 rear end to the oil cup 50 in, keep off the rear end of cigarette subassembly 60 and baffle 80 and all be located the rear side of turning over the board subassembly, can avoid keeping off the oil droplet on cigarette subassembly 60 and drop on turning over the board subassembly, can keep turning over the better cleanliness factor of board subassembly, improve the user and use lampblack absorber 100's experience and feel. It should be noted that, as shown in fig. 1 and 3, when the first flap 30 is in a state of opening or closing the air inlet 111, the rear end of the smoke blocking assembly 60 and the baffle 80 are both located at the rear side of the first flap 30, so that no matter what operation state the range hood 100 is, oil droplets on the smoke blocking assembly 60 can be prevented from contaminating the flap assembly.

As shown in fig. 6, the smoke blocking assembly 60 itself forms a first negative pressure cavity 634, the first negative pressure cavity 634 is recessed toward the air outlet 112 (not shown) from the side of the smoke blocking plate 61 away from the air outlet 112 (not shown), a first drainage port 635 communicated with the air outlet 112 (not shown) is formed on the side wall of the first negative pressure cavity 634, due to the arrangement of the first negative pressure cavity 634 and the small sectional area of the first drainage port 635, the flow rate of the oil smoke flowing through the first negative pressure cavity 634 and the first drainage port 635 is fast, the difference between the internal pressure and the external pressure of the first drainage port 635 is larger, the oil smoke around the smoke collection cavity 11 flows to the first drainage port 635 area, and the range hood 100 has stronger smoke leakage prevention capability.

Specifically, as shown in fig. 6, the smoke baffle assembly 60 includes two smoke baffle plates 61 and a first connecting plate 63, the smoke baffle plate 61 is opposite to the air outlet 112 (not shown in the figure), the two smoke baffle plates 61 are arranged at intervals along the width direction of the smoke collection cavity body 10, the first connecting plate 63 is arranged on one side of the smoke baffle plate 61 facing the air outlet 112, the first connecting plate 63 includes a first connecting side plate 631, a first connecting bottom plate 632 and a second connecting side plate 633 which are connected in sequence, the first connecting side plate 631 and the second connecting side plate 633 are respectively connected with the corresponding smoke baffle plate 61, the first connecting side plate 631, the first connecting bottom plate 632 and the second connecting side plate 633 jointly form a first negative pressure cavity 634, and the first connecting side plate 631 and the second connecting side plate 633 are respectively provided with a first drainage port 635. The smoke barrier 61 and the first connecting plate 63 of the present embodiment are integrally formed, so that the processing efficiency of the smoke barrier assembly 60 is improved.

As shown in fig. 6, the first negative pressure chamber 634 is located at the middle position of the width direction of the smoke collection chamber main body 10, so that the effect of gathering the oil smoke toward the middle position of the smoke collection chamber 11 can be further improved, and the smoke leakage prevention effect of the range hood 100 can be further improved.

As shown in fig. 6, the first negative pressure chamber 634 includes two side walls arranged at intervals along the width direction of the smoke collection chamber main body 10, and the first drainage opening 635 is provided on the side walls and is an elongated hole, so as to further increase the speed of the oil smoke flowing through the elongated hole, and improve the smoke leakage prevention effect of the range hood 100.

As shown in fig. 1-7, smoke baffle assembly 60 further includes a filter screen 62, smoke baffle 61 is arranged opposite to air outlet 112, filter screen 62 is arranged at the periphery of smoke baffle 61 and has a filter hole 621, filter screen 62 is connected with smoke collection chamber main body 10, the oil smoke entering from air inlet 111 firstly strikes smoke baffle 61 to realize preliminary oil-liquid separation, then the oil smoke realizes further oil-smoke separation through filter screen 62, double-layer filtration through smoke baffle 61 and filter screen 62 can realize more sufficient separation of oil smoke, and the oil-smoke absorption effect of range hood 100 is improved. In addition, the filter net 62 can function as a protective net, and can prevent a hand of a user from extending into the housing 72 through the air outlet 112 and being injured by moving components such as the fan 72. In addition, through the setting of keeping off cigarette board 61 and filter screen 62, can prevent to a certain extent that the oil droplet that drops by the inside of host computer 70 from directly dropping to pan or cooking utensils surface, avoid appearing the sanitary clean problem.

As shown in fig. 6 and 7, the filter screen 62 includes a plurality of filter holes 621 arranged at intervals, an oil guiding structure 622 for making oil drops slide down is formed between two adjacent filter holes 621, an outer contour line of one end of the main unit 20 connected to the smoke collection cavity body 10 is opposite to the oil guiding structure 622 and the smoke baffle 61, so as to prevent liquid oil drops flowing down along the inner wall of the main unit 70 from sequentially dropping to the surface of the cooker or the kitchen ware through the filter holes 621 and the air inlet 111, and prevent the oil drops dropping from the main unit 70 from polluting the cooker, the cooking bench and the food.

As shown in fig. 6 and 7, the filter holes 621 arranged at a plurality of intervals are distributed along the circumferential direction of the smoke baffle 61, so that the oil smoke can uniformly enter from the periphery of the smoke baffle assembly 60, the large oil smoke absorption amount of the range hood 100 is ensured, and the good oil smoke absorption effect of the range hood 100 is realized. In addition, as shown in fig. 6 and 7, the filtering holes 621 are elongated holes, the width of each elongated hole is 10mm to 20mm, so that the insertion of fingers of a user can be avoided, a good protection effect on the user can be achieved, and the hand of the user can be prevented from extending into the housing 72 through the air outlet 112 and being injured by moving components such as the fan 72.

As shown in fig. 6 and 7, the filter screens 62 are disposed on the front side, the left side and the right side of the smoke barrier 61 of the present embodiment, the filter screen 62 is not disposed on the rear side of the smoke barrier 61, the rear end of the filter screen 62 directly faces the flow guide surface 113, and a good flow guide effect of the smoke barrier 61 to the flow guide surface 113 can be achieved. Of course, in other embodiments, the filter screens 62 may be disposed around the smoke barrier 61, so that the fingers of the user can be prevented from being inserted into the air outlet 112 from all directions around the filter screens 62, and on the basis, the distance from the lowest point of the filter hole 621 of the filter screen 62 located behind the smoke barrier 61 to the smoke barrier 61 is 0mm to 3mm, so that the oil droplets of the smoke barrier 61 can flow out of the filter screen 62 at the rear side. In addition, a drainage opening can be formed in the position, close to the rear, of the smoke baffle 61, and smooth outflow of oil drops on the smoke baffle 61 can be achieved.

As shown in fig. 7, the smoke blocking component 60 is detachably connected to the smoke collecting chamber body 10, so that the user can conveniently take off the smoke blocking component 60 and put the smoke blocking component into a sink or a dishwasher for cleaning. Specifically, as shown in fig. 6 and 7, the free end of the filter screen 62 is elastically snap-fitted to the air outlet 112, so that the smoke blocking assembly 60 and the smoke collecting chamber body 10 can be quickly detached from each other. In other embodiments, the smoke blocking component 60 and the smoke collection cavity body 10 can be detachably connected by means of insertion, snap connection, magnetic attraction, and the like. Of course, in other embodiments, the smoke blocking component and the smoke collection cavity body can also be detachably connected through fixing parts such as screws, pins and the like.

As shown in fig. 8, the range hood 100 further includes a second driving device 90, the second turning plate 20 is pivotally connected to the smoke collection chamber body 10, and the second driving device 90 can drive the second turning plate 20 to turn over relative to the smoke collection chamber body 10, so as to open or close the air inlet 111.

As shown in fig. 8, the second driving device 90 includes a first driving motor 91, a first transmission assembly 92 and a first mounting bracket 93, the first mounting bracket 93 is connected to the smoke collection chamber body 10 (not shown in the figure), the first driving motor 91 is disposed on the first mounting bracket 93, an output end of the first driving motor 91 is in transmission connection with the first pivot shaft 25 of the second turning plate 20 through the first transmission assembly 92, when an output shaft of the first driving motor 91 rotates, the first transmission assembly 92 can drive the first pivot shaft 25 to rotate, so as to turn over the turning plate body 21, and open or close the air inlet 111 (not shown in the figure).

Specifically, as shown in fig. 8, the first transmission assembly 92 includes a first gear 921 and a second gear 922, the second gear 922 is coaxially fixed with the output shaft of the first driving motor 91, the first gear 921 is coaxially fixed with the first pivot shaft 25, the first gear 921 and the second gear 922 are engaged, and the first gear 921 and the second gear 922 are engaged to transmit power from the output end of the first driving motor 91 to the first pivot shaft 25. In addition, the radius of the second gear 922 is larger than that of the first gear 921, so that the output end of the first driving motor 91 only rotates by a small angle, and the first pivot shaft 25 can rotate by a large angle, and the flap body 21 can be quickly opened or closed relative to the air inlet 111 (not shown).

Specifically, as shown in fig. 2 and fig. 8, the second turns over board 20 and still includes arc pole 24, and the one end and the first pivot axis 25 of arc pole 24 are fixed, and the other end of arc pole 24 with turn over board body 21 fixed connection, when the second turns over board 20 and opens, because the setting of arc pole 24 can make to turn over board body 21 and can avoid turning over the rigid butt of board body 21 with collection smoke chamber main part 10, avoid turning over board body 21 or collection smoke chamber main part 10 and take place to damage.

In other embodiments, the second driving device may also adopt a manner of a linear driving mechanism such as a push rod motor or a manner of the linear driving mechanism cooperating with multiple connecting rods to realize the turnover of the flap body, and all the second driving devices capable of realizing the switching of the flap body between the positions of opening or closing the air inlet are within the protection scope of the present application.

Example two

As shown in fig. 9 to 11, the range hood 100 provided in this embodiment is basically the same as the range hood 100 of the first embodiment, and the main differences between the two embodiments are as follows: the second turns over the board 20 and turns over the difference of cooperation relation between the board 30 with first, and the second turns over board 20 and includes drainage portion 22, and drainage portion 22 can turn over the oil droplet drainage on the board 20 with the second and turn over on the board 30 first, can avoid oil droplet to fall down from the second turns over the gap between board 20 and the first board 30 that turns over, guarantees the better cleanliness factor of top of a kitchen range, guarantees that the better use of user experiences and feels.

In other embodiments, when the first turning plate 30 and the second turning plate 20 are both in a state of closing the air inlet 111, both the first turning plate 30 and the second turning plate 20 are inclined downward from front to back, the rear end of the second turning plate 20 is located at the rear side of the first turning plate 30, oil droplets on the second turning plate 20 can be drained to the inside of the first turning plate 30, so that the first turning plate 30 is prevented from being polluted, and the cleanliness of the first turning plate 30 is ensured.

Specifically, as shown in fig. 11, the second turning plate 20 includes a drainage portion 22 and a turning plate body 21, the drainage portion 22 is formed by extending the rear end of the turning plate body 21 toward a direction departing from the air inlet 111 (not shown in the figure), and compared with the equal-length flat second turning plate 20, the range of the smoke collection area that the second turning plate 20 of this embodiment can form is larger, so that the range hood 100 has a larger smoke collection area. Moreover, the drainage portion 22 is when folding in order to increase to hold together cigarette regional cross-sectional width to holding together cigarette regional outside, also will hold together cigarette regional extension downwards, and the region of fuming that is closer to the below holds together the cigarette ability stronger, avoids the oil smoke to turn over near the board 20 at the second and piles up the oil smoke escape that causes, and it is better to prevent running the cigarette effect to promote the oil smoke purification efficiency of lampblack absorber. As shown in fig. 9, the range hood 100 further includes an oil cup 50, when the first flap 30 closes the air inlet 111, the oil cup 50 is disposed below the first flap 30, and oil droplets can be introduced into the oil cup 50 by the first flap 30. As shown in fig. 10, the oil cup 50 is provided with a receiving cavity 51 having an opening 511, and the bottom end of the first flap 30 extends into the opening 511, so as to introduce oil drops into the oil cup 50.

Certainly, in other embodiments, can also be that the first board that turns over includes first board body and the drainage portion of turning over, the drainage portion is turned over the front end orientation of board by first and is kept away from the direction extension formation of air inlet, also can reach the drainage portion and turn over the effect of oil droplet to the drainage of first board of turning over on the board with the second. Certainly, in other embodiments, the second turns over the board and the first board that turns over can all include the drainage portion, and aforementioned mode can both realize turning over the board and oiling the effect that the first board that turns over of oil drip drainage can avoid the oil drip to turn over the problem that the board drips in the gap with the first board that turns over from the second.

As a preferable scheme, as shown in fig. 9, 10 and 11, the drainage portion 22 is an arc plate, the flap body 21 and the first flap 30 are in arc transition through the arc plate, and the arc plate is arranged to prevent oil drops from being blocked in the movement process, so that the oil drops on the second flap 20 are smoothly drained onto the first flap 30. In other embodiments, as shown in fig. 12, the drainage portion 22 is a flat plate, the flat plate and the flap body 21 are arranged at an obtuse angle, the flat plate and the first flap 30 are arranged side by side, the coplanar arrangement of the part of the second flap 20 and the first flap 30 can also be realized, and the flat plate can also realize the function of draining oil drops on the second flap 20 to the first flap 30. Preferably, the inner surface of the second flap 20 and the inner surface of the first flap 30 of this embodiment may be made of teflon, and because the friction coefficient of teflon is small, oil droplets can smoothly slide down along the second flap 20 and the first flap 30.

As shown in fig. 11, when the second flap 20 and the first flap 30 are both located at positions for closing the air inlet 111 (not shown in the figure), a gap Δ t between the first flap 30 and the drainage portion 22 is 3mm to 5mm, and when the gap Δ t is within the above range, it can be ensured that oil droplets on the second flap 20 flow to the front surface of the first flap 30 through the gap, and the oil droplets can flow to the oil cup 50 (not shown in the figure) along the front surface of the first flap 30.

In another embodiment, as shown in fig. 13, a sealing element 1000 is disposed at the front end of the first flap 30, and when the second flap 20 and the first flap 30 block the air inlet 111 (not shown in the figure), the sealing element 1000 abuts against the rear end of the second flap 20, so that the sealing element 1000 can block a gap Δ t between the second flap 20 and the first flap 30, and oil drops on the second flap 20 can be completely prevented from falling from the gap Δ t.

Certainly, in other embodiments, the sealing element may be arranged only at the rear end of the second turning plate, or the sealing elements may be arranged at the rear end of the second turning plate and the front end of the first turning plate, so that the sealing effect of the sealing element on the gap Δ t can be achieved, oil drops enter the oil cup along the inner surface of the first turning plate, the outer surface of the first turning plate is prevented from being dirty, and the better cleanliness of the outer surface of the first turning plate is ensured.

As a preferred scheme, as shown in fig. 11, 12 and 13, the flap body 21 and the drainage part 22 are integrally formed, so that the forming efficiency of the second flap 20 can be improved, and the range hood can be conveniently and rapidly assembled.

As shown in fig. 14, the embodiment further provides a second turning plate 20, the second turning plate 20 further includes a flow guide plate 23, the flow guide plate 23 is disposed on the back of the turning plate body 21, when the second turning plate 20 closes the air inlet 111 (not shown in the figure), the thickness of the flow guide plate 23 is gradually reduced from front to back, so that liquid oil droplets on the surface of the flow guide plate 23 are guided to the rear end of the flow guide plate 23 under the action of gravity, and the oil droplets are dropped on the inner surface of the second turning plate 20, and continuously flow downward along the inner surface of the second turning plate 20 and finally flow into the oil cup 50 (not shown in the figure). The second turning plate 20 is detachably connected with the guide plate 23 through pasting or buckling, so that the guide plate 23 can be quickly disassembled and assembled, and the guide plate 23 can be quickly replaced or cleaned.

EXAMPLE III

The kitchen appliance that this embodiment provided can be for integrated kitchen, and the integrated kitchen of this implementation includes aircraft nose, top of a kitchen range and furnace end, and the aircraft nose can be taken away the waste material of furnace end burning and the harmful oil smoke to the human body that produces in the culinary art process rapidly, and the discharge is outdoor, pollution abatement, air-purifying. The integrated kitchen range further comprises a smoke blocking assembly and a smoke collecting cavity body according to the first embodiment, and the first negative pressure cavity is arranged and the sectional area of the first drainage port is smaller, so that the flow speed of oil smoke flowing through the first negative pressure cavity and the first drainage port is higher, the pressure difference between the inside and the outside of the first drainage port is larger, the oil smoke around the smoke collecting cavity can flow to the area of the first drainage port, and the range hood has stronger smoke leakage prevention capacity.

It is to be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A kitchen appliance, comprising:

the smoke collection cavity body (10) is provided with an air inlet (111); and

the cigarette collecting device comprises a first turning plate (30) and a first driving device (40), wherein the first driving device (40) comprises a linear driving mechanism (41) and a connecting rod (42), the linear driving mechanism (41) comprises a body (411) and an output end (412), the body (411) is fixedly connected with the cigarette collecting cavity main body (10), the connecting rod (42) is pivoted with the cigarette collecting cavity main body (10), one side of the connecting rod (42) is fixedly connected with the first turning plate (30), the other side of the connecting rod (42) is provided with a sliding groove (421), and a sliding block which is inserted into the sliding groove (421) is arranged on the output end (412).

2. The kitchen appliance of claim 1, further comprising:

the baffle (80) is arranged inside the smoke collection cavity body (10), the baffle (80) and the smoke collection cavity body (10) jointly form an accommodating space, the accommodating space is located at the downstream of the air inlet (111), and the linear driving mechanism (41) and part of the connecting rod (42) are accommodated in the accommodating space.

3. The kitchen appliance of claim 2, further comprising:

and the smoke blocking component (60) is arranged in the smoke collection cavity body (10), and the smoke blocking component (60) inclines downwards from front to back.

4. The kitchen appliance according to claim 3, characterized in that the baffle (80) is capable of draining oil droplets from the rear end of the smoke stop assembly (60) into the oil cup (50), the rear end of the smoke stop assembly (60) and the baffle (80) being located on the rear side of the first flap (30).

5. Kitchen appliance according to any of claims 1 to 4, characterized in that the first driving means (40) are configured to drive the first flap (30) to flip towards the inside of the smoke-collecting chamber body (10) in order to open the air inlet (111).

6. The kitchen appliance of claim 5, further comprising:

the second turning plate (20) is arranged above the first turning plate (30) and closes the air inlet (111) together with the first turning plate (30), and the second turning plate (20) can turn towards the front of the smoke collection cavity body (10).

7. The kitchen appliance according to claim 6, wherein when the first flap (30) and the second flap (20) are both in a state of closing the air inlet (111), the first flap (30) and the second flap (20) are arranged at an included angle, and a protrusion formed by the first flap (30) and the second flap (20) together extends into the smoke collection chamber body (10).

8. Kitchen appliance according to claim 6, characterized in that the first flap (30) and/or the second flap (20) comprise a drain (22), the drain (22) being able to drain droplets of oil on the second flap (20) onto the first flap (30).

9. The kitchen appliance according to claim 6, characterized in that when the first flap (30) and the second flap (20) are both in a state of closing the air inlet opening (111), the first flap (30) and the second flap (20) are both inclined downwardly from front to rear, the rear end of the second flap (20) being located at the rear side of the first flap (30).

10. The kitchen appliance of any of claims 1-4, further comprising:

and the fixing mechanism (3000) is respectively fixed with the smoke collection cavity main body (10) and the body (411).

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