CN216984572U - Steam cooking device's exhaust structure and steam ager - Google Patents

Abstract

The utility model relates to an exhaust structure of a cooking device and a steam box, which comprise an inner container, wherein an exhaust port is formed in the inner container, an exhaust channel is arranged above the inner container, an air inlet of the exhaust channel is in fluid communication with the exhaust port, a shielding piece is movably arranged on an air outlet of the exhaust channel, the steam box also comprises a linkage mechanism for linking the shielding piece and a steam tray, the shielding piece shields the air outlet of the exhaust channel in an initial state, and when the steam tray is horizontally inserted into the inner container in a working state, the linkage mechanism drives the shielding piece to act to open the air outlet of the exhaust channel. The utility model can prevent peculiar smell, dirt and the like from entering the inner container, ensures the cleanness of the inner container, ensures the normal exhaust of the inner container by opening the air outlet of the exhaust channel through the action of the shielding piece in a cooking state, and can drive the linkage mechanism to drive the shielding piece to open the air outlet by inserting the steaming tray into the inner container in the cooking state, thereby realizing the opening and closing control of the air outlet and having convenient operation.

Description

Exhaust structure and steam ager of steaming cooking device

Technical Field

The utility model relates to the field of cooking devices, in particular to an exhaust structure of a steaming cooking device and a steam box.

Background

The steam box is characterized in that an exhaust port is generally formed in the top wall of the inner container of the steam box, an exhaust channel is arranged above the inner container, an exhaust fan is arranged in the exhaust channel, and gas in the inner container is discharged from the exhaust channel through the exhaust port. For example, chinese patent application No. CN202110121304.3 (publication No. CN112754271A) discloses a steam exhaust structure and an electric steam box, and chinese patent application No. CN202011186716.7 (publication No. CN112586974A) discloses an electric steam box.

The exhaust passage of the steam box is generally open (i.e. the air outlet of the exhaust passage is open and is communicated with the inner container), and the steam box is generally installed in a kitchen cabinet in a built-in manner, and the environment of the kitchen is humid, so that a lot of odor is generated during cooking to fill the whole kitchen. When the steam box is not in a working state, peculiar smell, dirt and the like in a kitchen can enter the inner container through the exhaust passage to pollute the inner container, and cooking safety of the steam box is affected.

Disclosure of Invention

The first technical problem to be solved by the present invention is to provide an exhaust structure of a steaming cooking device, in which an exhaust channel of the exhaust structure is open in an operating state, and the exhaust channel of the exhaust structure is closed in an inoperative state.

The second technical problem to be solved by the present invention is to provide a steam box with the above-mentioned exhaust structure.

The technical scheme adopted by the utility model for solving at least one technical problem is as follows: an exhaust structure of a cooking device comprises an inner container, wherein an exhaust port is formed in the top wall of the inner container, an exhaust passage with an exhaust fan is arranged above the inner container, and an air inlet of the exhaust passage is in fluid communication with the exhaust port.

Furthermore, the shielding piece is a barrier strip which is rotatably arranged on the air outlet of the exhaust channel along the left-right direction, the size of the barrier strip is matched with that of the air outlet of the exhaust channel, the barrier strip is cylindrical in shape and can rotate by taking the axis of the barrier strip as the center, an air guide opening is arranged on the barrier strip along the length direction of the barrier strip in a penetrating manner, in addition, in the rotating process of the barrier strip, when the air guide opening is communicated with the exhaust channel, the exhaust channel is opened, and when the air guide opening is not communicated with the exhaust channel, the exhaust channel is closed. Therefore, the steaming tray is inserted into the inner container, and the linkage mechanism drives the barrier strips to rotate, so that the opening and closing control of the air outlet of the exhaust channel can be realized.

Further, the air guide opening is arranged on the barrier strip in a penetrating mode along the radial direction, the exhaust channel is closed when the air guide opening is in a vertically extending state, and the exhaust channel is opened when the air guide opening is in a horizontally extending state. On one hand, the accuracy of the opening and closing control of the air outlet by the rotation of the blocking strip can be ensured, on the other hand, the blocking strip can better shield the air outlet in the initial state, and the gas in the exhaust channel can be more smoothly discharged in the cooking state.

Further, the both ends of blend stop are controlled respectively and are extended there is the pivot, and this blend stop rotates with the lateral wall of the gas vent of above-mentioned exhaust passage through the pivot at both ends and is connected to enable the blend stop and stably rotate the setting on above-mentioned exhaust passage. The steaming tray is provided with a driving tooth surface extending forwards and backwards, the linkage mechanism comprises a first transmission gear, a second transmission gear, a first transmission rack, a second transmission rack, a first linkage gear and a second linkage gear, the first transmission gear is arranged in the inner container, the second transmission gear is arranged outside the inner container, the first transmission gear and the second transmission gear are both arranged on the transmission shaft extending leftwards and rightwards, the first transmission rack is vertically arranged outside the inner container and is meshed with the second transmission gear, the first transmission rack can move upwards and downwards, the second transmission rack is arranged on the inner container and extends forwards and backwards, the second transmission rack can move forwards and backwards, the first linkage gear and the second linkage gear are both arranged on the inner container, wherein the first linkage gear is arranged on a wheel shaft extending leftwards and rightwards, and the first linkage gear is simultaneously meshed with the upper end of the first transmission rack and the rear end of the second transmission rack, one end of the rotating shaft of the barrier strip is exposed out of the exhaust channel, and the second linkage gear is arranged at the exposed end of the rotating shaft and is meshed with the front end of the second transmission rack. When the steaming tray is pushed into the inner container or pulled out of the inner container, the driving tooth surface drives the first transmission gear to rotate, so that the second transmission gear rotates, the rotating second transmission gear drives the first transmission rack to move up and down, the second transmission rack is driven to move back and forth through the first linkage gear, and finally the second linkage gear drives the barrier strips to rotate.

Further, the driving tooth surface is arranged on the top surface of the edge of the steaming tray, the steaming tray is placed on the inner container, and the first transmission gear is located above the steaming tray. Thereby enabling the driving tooth surface to be better meshed with the first transmission gear.

Further, the number of teeth of the drive tooth face is 1/4 of the number of teeth of the first transmission gear. Therefore, the steaming plate is inserted into the inner container or pulled out of the inner container, the driving tooth surface on the steaming plate drives the first transmission gear to rotate for 45 degrees, the barrier strips rotate for 45 degrees, the air guide opening can be switched between a horizontal state and a vertical state, and the air outlet of the exhaust passage is opened and closed better.

Furthermore, the interval is protruding to be equipped with about on the medial surface of inner bag and is used for placing above-mentioned steaming tray place the sand grip, above-mentioned first drive gear be two at least and with the above-mentioned sand grip one-to-one that places, and each first drive gear is located the top of placing the sand grip respectively correspondingly, above-mentioned second drive gear be two at least and with above-mentioned first drive gear one-to-one, and each second drive gear and the first drive gear that corresponds link through above-mentioned transmission shaft respectively. Therefore, the steaming plate can be placed on any layer of the inner container according to cooking requirements, and is convenient for users to use.

Furthermore, an upper mounting plate is horizontally arranged above the inner container, an air deflector is covered on the upper mounting plate, the air deflector and the upper surface of the upper mounting plate enclose the exhaust channel, and rotating shafts at two ends of the barrier strip are respectively connected to the left side wall and the right side wall of the air deflector in a penetrating manner. Therefore, the exhaust channel structure can be well formed, and the barrier strip can be more stably and rotatably arranged on the air outlet of the exhaust channel.

The technical solution adopted to further solve the second technical problem is as follows: the steam box is characterized by comprising the exhaust structure of the cooking device.

Compared with the prior art, the utility model has the advantages that: in an initial state, the air outlet is shielded by the shielding plate, so that the exhaust passage is closed, peculiar smell, dirt and the like are prevented from entering the inner container, and the cleanness of the inner container is ensured; and under the cooking state, the shielding piece acts to open the air outlet of the exhaust passage, so that the normal exhaust of the inner container is ensured. And, under the culinary art state, can drive the link gear and drive the shielding piece and open the air outlet through inserting steaming tray in to the inner bag, realize the on-off control to the air outlet, convenient operation.

Drawings

FIG. 1 is a schematic view of a steam box in a cooking state according to an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 in another direction;

FIG. 3 is a partial exploded view of the steam box of the cooking embodiment of the present invention;

FIG. 4 is a schematic view of the construction of a shield according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view of the steam box of an embodiment of the present invention in a cooking state;

FIG. 6 is a cross-sectional view of the steam box in an initial state in an embodiment of the present invention.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

In the description of the present invention, it is to be understood that the terms "central," "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 the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and to simplify the description, but are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and that the directional terms are used for purposes of illustration and are not to be construed as limiting, for example, because the disclosed embodiments of the present invention may be oriented in different directions, "lower" is not necessarily limited to a direction 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.

As shown in fig. 1 to 6, a steam box comprises an inner container 1, an air outlet 11 is opened on the top wall of the inner container 1, an air exhaust channel 40 with an air exhaust fan 41 is arranged above the inner container 1, and an air inlet 21 of the air exhaust channel 40 is in fluid communication with the air outlet 11. Specifically, in the present embodiment, an upper mounting plate 2 is horizontally disposed above the inner container 1, an air guide plate 4 is disposed on the upper mounting plate 2, and the air guide plate 4 and the upper surface of the upper mounting plate 2 enclose the exhaust passage 40. The air inlet 21 is opened on the upper mounting plate 2 and is arranged opposite to the air outlet 11 up and down, and the air inlet 21 is communicated with the air outlet 11 through a ventilation pipe 3 extending vertically.

Furthermore, a shielding member is movably arranged on the air outlet 401 of the exhaust passage 40, and the steam cooker further comprises a linkage mechanism 6 for linking the shielding member and the steam tray 5, wherein in an initial state, the shielding member shields the air outlet 401 of the exhaust passage 40, and in a working state, when the steam tray 5 is horizontally inserted into the inner container 1, the linkage mechanism 6 drives the shielding member to act to open the air outlet 401 of the exhaust passage 40. In the utility model, in the initial state, the air outlet 401 is shielded by the shielding piece, so that the exhaust channel 40 is closed, peculiar smell, dirt and the like are prevented from entering the inner container 1, and the cleanness of the inner container 1 is ensured, and in the cooking state, the shielding piece acts to open the air outlet 401 of the exhaust channel 40, so that the normal exhaust of the inner container 1 is ensured. And, under the culinary art state, can drive link gear 6 and drive shielding piece and open air outlet 401 through inserting steaming tray 5 in to inner bag 1, realize the on-off control to air outlet 401, convenient operation.

Specifically, in this embodiment, the blocking piece is a blocking strip 7 rotatably disposed on the air outlet 401 of the exhaust channel 40 in the left-right direction, the size of the blocking strip 7 matches the size of the air outlet 401 of the exhaust channel 40, the blocking strip 7 is cylindrical and can rotate around its own axis, an air guiding opening 70 is disposed on the blocking strip 7 along the length direction thereof, and in the rotation process of the blocking strip 7, when the air guiding opening 70 is communicated with the exhaust channel 40, the exhaust channel 40 is opened, and when the air guiding opening 70 is not communicated with the exhaust channel 40, the exhaust channel 40 is closed. Therefore, the steaming tray 5 is inserted into the inner container 1, and the linkage mechanism 6 drives the barrier strip 7 to rotate, so that the opening and closing of the air outlet 401 of the exhaust channel 40 can be controlled. In this embodiment, the two ends of the barrier strip 7 respectively extend along the length direction thereof with a rotating shaft 71, and the barrier strip 7 is rotatably connected to the left and right side walls of the air guiding plate 4 through the rotating shafts 71 at the two ends.

Further, the air guide opening 70 is radially disposed through the barrier 7, and when the air guide opening 70 is in a vertically extending state, the exhaust passage 40 is closed, and when the air guide opening 70 is in a horizontally extending state, the exhaust passage 40 is opened. On the one hand, the accuracy of opening and closing control of the air outlet 401 by the rotation of the barrier strip 7 can be guaranteed, on the other hand, the air outlet 401 can be better shielded by the barrier strip 7 in the initial state, and gas in the exhaust channel 40 can be more smoothly discharged in the cooking state.

Further, the steaming tray 5 is provided with a driving tooth surface 50 extending forward and backward, the linkage mechanism 6 comprises a first transmission gear 61, a second transmission gear 62, a first transmission rack 67, a second transmission rack 66, a first linkage gear 64 and a second linkage gear 65 which can be engaged with the driving tooth surface 50, wherein the first transmission gear 61 is arranged in the inner container 1, the second transmission gear 62 is arranged outside the inner container 1, the first transmission gear 61 and the second transmission gear 62 are both arranged on a transmission shaft 63 extending left and right, the first transmission rack 67 is vertically arranged outside the inner container 1 and is engaged with the second transmission gear 62, the first transmission rack 67 can move up and down, the second transmission rack 66 is arranged on the inner container 1 and extends forward and backward, the second rack transmission 66 can move forward and backward, the first linkage gear 64 and the second linkage gear 65 are both arranged on the inner container 1, the first linkage gear 64 is installed on the left and right extended wheel shaft 641, and the first linkage gear 64 is simultaneously engaged with the upper end of the first driving rack 67 and the rear end of the second driving rack 66, one end of the rotating shaft 71 of the barrier strip 7 is exposed out of the exhaust passage 40, and the second linkage gear 65 is installed at the exposed end of the rotating shaft 71 and engaged with the front end of the second driving rack 66.

In order to make the first transmission rack 67 move up and down more smoothly, an installation base 8 is fixed on the outer side surface of the inner container 1, a guide slider 81 is fixed on the installation base 8, a vertically extending guide chute 671 is opened on the first transmission rack 67, the guide slider 81 is embedded in the guide chute 671, and the first transmission rack 67 can slide up and down relative to the guide slider 81 through the guide chute 671.

When the steaming plate 5 is pushed into the inner container 1 or pulled out of the inner container 1, the driving tooth surface 50 drives the first transmission gear 61 to rotate, so that the second transmission gear 62 rotates, the rotating second transmission gear 62 drives the first transmission rack 67 to move up and down, the first linkage gear 64 drives the second transmission rack 66 to move back and forth, and finally the second linkage gear 65 drives the barrier strip 7 to rotate. Preferably, the driving tooth surface 50 is arranged on the top surface of the rim of the steaming tray 5, and the first transmission gear 61 is positioned above the steaming tray 5 in a state that the steaming tray 5 is placed on the liner 1, so that the driving tooth surface 50 can be better meshed with the first transmission gear 61. Further, the number of teeth of the drive tooth surface 50 is 1/4 of the number of teeth of the first transmission gear 61. Therefore, the steaming tray 5 is inserted into the inner container 1 or the inner container 1 is pulled out, the driving tooth surface 50 on the steaming tray 5 drives the first transmission gear 61 to rotate for 45 degrees, the barrier strip 7 rotates for 45 degrees, so that the air guide opening 70 can be switched between a horizontal state and a vertical state, and the air outlet 401 of the exhaust channel 40 is opened and closed better. In the present embodiment, the number of teeth of the first transmission gear 61 is 24, and the number of teeth of the driving tooth surface 50 is 6.

Furthermore, the inner side surface of the inner container 1 is provided with three placing convex strips 12 for placing the steaming tray 5 at intervals, the first transmission gears 61 are in one-to-one correspondence with the placing convex strips 12, each first transmission gear 61 is respectively positioned above the corresponding placing convex strips 12, at least two second transmission gears 62 are in one-to-one correspondence with the first transmission gears 61, and each second transmission gear 62 is linked with the corresponding first transmission gear 61 through the transmission shaft 63. Therefore, the steaming plate 5 can be placed on any layer of the inner container 1 according to cooking requirements, and is convenient for users to use.

The working process of the utility model is as follows:

the exhaust passage 40 is closed in the initial state, so that dirt is prevented from entering the inner container 1 from the exhaust passage 40, and the cleanness of the inner container 1 is ensured.

When the function of steaming, put into inner bag 1 with steaming tray 5, steaming tray 5 drives first drive gear 61 clockwise (seeing from inner bag 1 inside), drive the outer second drive gear 62 clockwise of inner bag 1 through transmission shaft 63, first drive rack 67 downstream this moment, drive first linkage gear 64 clockwise, and then drive second drive rack 66 forward motion, this second drive rack 66 drives blend stop 7 clockwise through second linkage gear 65, when rotating 90, wind-guiding mouth 70 is changed into the front and back orientation by upper and lower orientation this moment, the air outlet 401 of exhaust passage 40 is opened this moment, make the unnecessary steam that the culinary art process produced discharge smoothly outward.

When cooking is finished, the steaming plate 5 is taken out of the inner container 1, the first transmission gear 61 in the inner container 1 rotates anticlockwise (seen from the inside of the inner container 1), the blocking strip 7 at the air outlet 401 of the exhaust channel 40 rotates anticlockwise, the exhaust channel 40 is closed, and external dirt is prevented from entering the inner container 1 through the exhaust channel 40.

The term "fluid communication" as used herein refers to a spatial relationship between two components or portions (hereinafter collectively referred to as a first portion and a second portion, respectively), i.e., a fluid (gas, liquid or a mixture of both) can flow from the first portion along a flow path or/and be transported to the second portion, and may be a direct communication between the first portion and the second portion, or an indirect communication between the first portion and the second portion via at least one third element, such as a fluid channel, e.g., a pipe, a channel, a conduit, a flow guide, a hole, a groove, or a chamber that allows a fluid to flow through, or a combination thereof.

Claims (9)

1. An exhaust structure of a cooking device comprises an inner container (1), wherein an exhaust port (11) is formed in the top wall of the inner container (1), an exhaust channel (40) with an exhaust fan (41) is arranged above the inner container (1), and an air inlet (21) of the exhaust channel (40) is in fluid communication with the exhaust port (11), and the exhaust structure is characterized in that a shielding piece is movably arranged on an air outlet (401) of the exhaust channel (40) and further comprises a linkage mechanism (6) for linking the shielding piece with a steaming tray (5), wherein in an initial state, the shielding piece shields the air outlet (401) of the exhaust channel (40), and in a working state and when the steaming tray (5) is horizontally inserted into the inner container (1), the linkage mechanism (6) drives the shielding piece to act to open the air outlet (401) of the exhaust channel (40).

2. The exhaust structure of the cooking device according to claim 1, wherein the shielding member is a barrier (7) rotatably disposed at the air outlet (401) of the exhaust passage (40) in the left-right direction, the size of the barrier (7) matches the size of the air outlet (401) of the exhaust passage (40), the barrier (7) has a cylindrical shape and can rotate around its own axis, the barrier (7) has an air guide opening (70) formed therethrough along the length direction thereof, and during the rotation of the barrier (7), when the air guide opening (70) communicates with the exhaust passage (40), the exhaust passage (40) is opened, and when the air guide opening (70) does not communicate with the exhaust passage (40), the exhaust passage (40) is closed.

3. The exhaust structure of a cooking device according to claim 2, wherein the air guide opening (70) is radially formed through the barrier (7), and the exhaust passage (40) is closed when the air guide opening (70) is in a vertically extended state, and the exhaust passage (40) is opened when the air guide opening (70) is in a horizontally extended state.

4. The exhaust structure of cooking apparatus according to claim 2 or 3, wherein the two ends of the barrier strip (7) are extended with a rotation shaft (71) at left and right, respectively, and the barrier strip (7) is rotatably connected to the side wall of the exhaust port (11) of the exhaust passage (40) through the rotation shafts (71) at the two ends,

the steaming tray (5) is provided with a driving tooth surface (50) extending forwards and backwards, the linkage mechanism (6) comprises a first transmission gear (61), a second transmission gear (62), a first transmission rack (67), a second transmission rack (66), a first linkage gear (64) and a second linkage gear (65) which can be meshed with the driving tooth surface (50), wherein the first transmission gear (61) is arranged in the inner container (1), the second transmission gear (62) is arranged outside the inner container (1), the first transmission gear (61) and the second transmission gear (62) are both arranged on a transmission shaft (63) extending leftwards and rightwards, the first transmission rack (67) is vertically arranged outside the inner container (1) and meshed with the second transmission gear (62), the first transmission rack (67) can move upwards and downwards, the second transmission rack (66) is arranged on the inner container (1) and extends forwards and backwards, and the second transmission rack (66) can move back and forth, the first linkage gear (64) and the second linkage gear (65) are both arranged on the inner container (1), wherein the first linkage gear (64) is arranged on a wheel shaft (641) extending left and right, the first linkage gear (64) is simultaneously meshed with the upper end of the first transmission rack (67) and the rear end of the second transmission rack (66), one end of the barrier strip (7) is provided with a rotating shaft (71) exposed out of the exhaust channel (40), and the second linkage gear (65) is arranged at the exposed end of the rotating shaft (71) and is meshed with the front end of the second transmission rack (66).

5. The venting structure of a cooking apparatus according to claim 4, wherein the driving tooth surface (50) is provided on a top surface of a rim of the steaming plate (5), and the first transmission gear (61) is located above the steaming plate (5) in a state where the steaming plate (5) is placed on the inner container (1).

6. The venting structure of a cooking device as set forth in claim 4, wherein the number of teeth of the driving tooth surface (50) is 1/4 of the number of teeth of the first transmission gear (61).

7. The exhaust structure of cooking apparatus according to claim 4, wherein the inner surface of the inner container (1) is provided with at least two placing protrusions (12) for placing the steaming tray (5) thereon at intervals, the first transmission gears (61) are at least two and correspond to the placing protrusions (12) one by one, each first transmission gear (61) is located above the corresponding placing protrusion (12), the second transmission gears (62) are at least two and correspond to the first transmission gears (61) one by one, and each second transmission gear (62) is linked with the corresponding first transmission gear (61) through the transmission shaft (63).

8. The exhaust structure of the cooking device according to claim 4, wherein the upper mounting plate (2) is horizontally disposed above the inner container (1), the upper mounting plate (2) is covered by an air deflector (4), the air deflector (4) and the upper surface of the upper mounting plate (2) define the exhaust channel (40), and the rotating shafts (71) at two ends of the barrier strip (7) respectively penetrate through the left and right side walls of the air deflector (4).

9. A steam box characterized by having an exhaust structure of the cooking apparatus according to any one of claims 1 to 8.

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