CN216020555U - Electric barbecue equipment - Google Patents

Abstract

The utility model relates to the field of food material baking equipment, in particular to electric baking equipment, which comprises a shell and an electric heating device, wherein the electric heating device is arranged in the shell; a first barbecue unit is arranged above the electric heating device, and a second barbecue unit is arranged below the electric heating device; the side wall of the first roasting unit is provided with a first transmission group for driving a group of roasting sticks to rotate; the side wall of the second barbecue unit is provided with a second transmission group which drives another group of barbecue sticks to rotate; the first barbecue unit is configured to be integrally combined with the shell, and the second barbecue unit is configured to be combined with the shell in a drawing-out manner, so that the number of the barbecue strings can be effectively increased, the barbecue string time can be reduced, and energy can be saved.

Description

Electric barbecue equipment

Technical Field

The utility model relates to the field of food material roasting equipment, in particular to electric roasting equipment.

Background

Barbecue is a popular cooking mode, and meat, vegetables and seafood are placed around a high-temperature heating body to be baked at high temperature, so that the food materials have strong fragrance and delicious taste, and the appetite is improved.

The electric heating devices used by the electric barbecue equipment are mostly electric heating tubes or infrared heating tubes, and heat is radiated in a radial direction of the tubes after the electric heating devices are electrified; in addition, the barbecue grill with only one layer of barbecue units has a small number of barbecue strings, so that the length of time required for baking a large number of barbecue strings is long, and the use requirement of people in a large number of times cannot be met. If the length of the barbecue unit is extended, it takes up more space, causing inconvenience in use or storage.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to overcome the above-mentioned shortcomings of the prior art and to provide an electric barbecue apparatus.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

an electric barbecue device comprises a shell and an electric heating device, wherein the electric heating device is arranged in the shell; a first barbecue unit is arranged above the electric heating device, and a second barbecue unit is arranged below the electric heating device; wherein the first roasting unit is integrally coupled to the housing; wherein the second grilling unit is detachably coupled to the housing; the first barbecue unit is provided with a first transmission group capable of driving one group of barbecue sticks to rotate, the second barbecue unit is provided with a second transmission group capable of driving the other group of barbecue sticks to rotate, the first transmission group is arranged on the wall of the shell, and the second transmission group is arranged on the wall of the second barbecue unit.

The technical scheme can be further perfected as follows:

further, the second grilling unit is adapted to be extractable from the housing during a cooking process for performing a cooking operation.

Furthermore, the first transmission set comprises a plurality of gear components which are in meshing transmission with each other, wherein at least one gear component is provided with a tag clamping device.

Further, the second transmission set comprises a plurality of gear members which are in meshing transmission with each other, wherein at least one gear member is provided with a tag clamping device. The clamping device comprises an embedded groove formed on the gear component and a flexible clamping piece embedded in the embedded groove. The clamping device is configured not to form a blocking edge resisting the insertion of the roast tag on the path of the roast tag inserted into the flexible clamping piece. The front side of the clamping and signing device, which corresponds to the insertion direction of the roast sign, is provided with a guide part for guiding the roast sign to be inserted into the clamping and signing device, the middle part of the guide part is provided with a through hole, and the edge formed by a plane on the flexible clamping piece is positioned on the outer peripheral side of the through hole.

Further, the second drive train is operatively coupled to or decoupled from the first drive train. The second transmission set and the first transmission set are combined through a separable coupler. The coupler includes an internal gear member and an external gear member capable of meshing transmission with each other; when the second grilling unit is inserted into the housing, the outer gear member engages the inner gear member such that the second drive train and the first drive train are driven in operation simultaneously. The inner gear member is embedded in a wall portion of the housing, and the outer gear member protrudes from a wall portion of the second grilling unit. The first drive group is in driving connection with the inner gear member through at least one transition gear. The outer gear member is disposed on the gear member of the second transmission set.

Further, the housing defines a door-shaped opening on a front side thereof, and the second grilling unit is configured as a drawer-type structure adapted to be taken out of the door-shaped opening. An operation opening is defined at the top of the shell and is suitable for placing or taking out barbecue food materials into the first barbecue unit. The operating opening has a cover for forming a closed grilling space, which is movably attached to the housing in a reversible manner. The casing includes inner shell, shell and topshell, be formed with the spacing groove that is used for placing roast bamboo slips on the front beam of topshell, the spacing groove sets up with pressing from both sides the bamboo slips device relatively. The top shell is provided with an inner wing plate and an outer wing plate, the inner wing plate is fixedly combined with the inner shell, and the outer wing plate is fixedly combined with the outer shell. The section of the front beam of the top shell, which is parallel to the insertion direction of the baking sticks, is in an inverted U shape.

Further, the casing is a square box, and a user interface is arranged on the top of the casing and comprises a controller, an operation opening and a cover body for covering the operation opening. The manipulator is one or more of a knob, a key, a touch key and a toggle button. The user interface also includes a water shortage indicator light.

Due to the adoption of the technical scheme, the utility model has the following beneficial effects:

the electric barbecue equipment is provided with the first barbecue unit positioned above the electric heating device and the second barbecue unit positioned below the electric heating device, wherein the two barbecue units can be used independently and can also be used for simultaneously baking food, so that the heat of the electric heating device can be more efficiently utilized, and the energy is saved; in addition, the mode of double-layer simultaneous skewering is utilized to obviously accelerate the skewering speed, and the simultaneous use requirements of more people can be met.

The label clamping device comprises the guide part and the flexible clamping piece, the roast label can be effectively fixed in the label clamping device under the action of the flexible clamping piece, the guide part can effectively enable the roast label to be inserted into the clamping hole of the flexible clamping piece, the flexible clamping piece is prevented from being damaged by the roast label, and the service life of the label clamping device is effectively ensured. In addition, due to the adoption of the flexible clamping piece, the clamping of the roasting stick can be improved, and the slipping phenomenon in the roasting process is avoided.

The first transmission set and the second transmission set are in transmission connection through the separable coupler, so that the second transmission set can be in transmission connection with the first transmission set when the second barbecue unit is loaded, only one motor needs to be arranged, and the space inside the barbecue unit is effectively saved.

The cover body is arranged above the first barbecue unit, so that heat can be quickly collected in the barbecue unit, heat is prevented from being dissipated, and the barbecue efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below, and it is apparent that the drawings in the following description only relate to some embodiments of the present invention and are not limiting on the present invention. In addition, the lead wires ending with "arrows" in the figures are directed to the chamber or component as a whole.

Fig. 1 is a schematic general structure diagram of the first embodiment.

Fig. 2 is a schematic structural view illustrating a state in which the second roast unit of fig. 1 is withdrawn.

FIG. 3 is a schematic structural view of a second grilling unit according to the first embodiment.

Fig. 4 is an exploded view of fig. 3.

Fig. 5 is a schematic installation diagram of the first transmission set in the first embodiment.

Fig. 6 is a structural view of the first transmission set in the first embodiment.

Fig. 7 is an exploded view of fig. 6.

Fig. 8 is a schematic drive diagram of the first drive train and the second drive train.

Fig. 9 is an exploded view of a coupler according to an embodiment.

FIG. 10 is a cross-sectional view of a coupling state of the coupler according to the first embodiment.

Fig. 11 is a schematic structural view of a gear member.

Fig. 12 is an exploded view of fig. 11.

Fig. 13 is a schematic structural diagram of a top case according to an embodiment.

Fig. 14 is a schematic overall structure diagram of the second embodiment.

Reference numerals:

1. a housing; 11. a first roasting unit; 12. a second grilling unit; 121. a substrate; 122. a front support plate; 13. a housing; 14. an inner shell; 15. a top shell; 16. a bottom case; 2. an electric heating device; 3. a cover body; 4. a first transmission set; 41. a gear member; 42. a heat shield; 43. a back plate; 44. a shaft support plate. 5. A second transmission set; 51. a gear member; 52. a partition plate; 53. a metal cover; 6. a coupler; 61. an internal gear member; 611. a first external tooth; 612. a first internal tooth; 62. an outer gear member; 621. a second external tooth; 622. a third external tooth; 7, a clamping and signing device; 71. a flexible clamping member; 72. a connecting member; 8. a transition gear; 9. a driving gear; s1, a guide part; 1501. an inner wing plate; 1502. an outer wing plate; 10. baking trays.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and claims of this patent does not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a," "an," or "the" and similar referents do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprise" or "comprises", and the like, means that the element or item listed before "comprises" or "comprising" covers the element or item listed after "comprising" or "comprises" and its equivalents, and does not exclude other elements or items. "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are used only to indicate relative positional relationships that may change when the absolute position of an object being described is changed, and are merely for convenience in describing the utility model and to simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Some embodiments of the utility model are described in detail below with reference to the accompanying drawings. Features in the embodiments described below may be combined with each other without conflict.

The first embodiment is as follows:

the specific embodiment of the electric barbecue device as shown in fig. 1 and 2 comprises a housing 1 and an electric heating device 2, wherein the electric heating device 2 is arranged in the housing 1; a first barbecue unit 11 is arranged above the electric heating device 2, and a second barbecue unit 12 is arranged below the electric heating device; the first broiling unit 11 is integrally coupled to the housing 1, and the second broiling unit 12 is detachably coupled to the housing 1; the first barbecue unit 11 is provided with a first transmission group 4 capable of driving one group of barbecue sticks to rotate, and the second barbecue unit is provided with a second transmission group 5 capable of driving the other group of barbecue sticks to rotate; the first transmission set 4 is arranged on the wall of the housing 1 and the second transmission set 5 is arranged on the wall of the second grilling unit 12. The electric heating device 2 is a heating tube, specifically an electric heating tube or an infrared heating tube or a carbon fiber quartz heating tube, specifically an electric heating tube in this embodiment.

Specifically, the first roasting unit 11 is integrally combined with the casing 1, that is, a portion of the casing 1 above the electric heating device 2 forms the first roasting unit 11, and a wall portion of the casing 1 is a wall portion of the first roasting unit 11. It is noted that the integral combination may be two parts fixedly connected together, for example, by screws, rivets, etc., and may be separated by a break-in tool. The integral combination may be a component, that is, the first roasting unit 11 is only a part of the housing 1 above the electric heating device 2. In the present embodiment, the first roasting unit 11 belongs to the housing 1 and is formed by a portion thereof located above the electric heating device 2.

Referring to fig. 2, the second grilling unit 12 is adapted to be drawn out of the housing 1 during cooking for performing cooking operations, such as brushing, scattering, etc., to improve the taste of the food. Specifically, a door-shaped opening is defined at a lower portion of the front side of the housing 1, and the second barbecue unit 12 is configured as a drawer-type structure taken out of the door-shaped opening. In order to facilitate the removal and insertion of the second barbecue unit 12, in the embodiment, a guide edge is further provided at the edge of the second barbecue unit 12, and a guide groove is provided on the housing 1, and the guide edge and the guide groove cooperate to realize the smooth insertion or removal of the second barbecue unit 12. When in use, the first roasting unit 11 and the second roasting unit 12 can cook simultaneously, the first roasting unit 11 absorbs heat above the electric heating device 2, and the second roasting unit 12 absorbs heat below the electric heating device 2, thereby greatly improving the utilization efficiency of energy. In prior art, because only barbecue cooking is carried out in electric heat device's top, and the heat of electric heat device below is then wasted, has not only wasted the energy, has also reduced the output efficiency of complete machine, and under same product power, more baking food can be produced to this patent product in the unit interval. In view of the structure, the volume of the product is reduced, so that the appearance is smaller, and the product is placed in a kitchen and occupies less space.

It should be noted that, in the present embodiment, the front side or the front portion of the housing refers to a position where a user is usually used to operate the product conveniently during the use of the electric barbecue apparatus, and also refers to an end side where the second barbecue unit 12 is located in a pulled-out state. Specifically, the second grilling unit 12 is moved from the rear side to the front side for extraction and from the front side to the rear side for insertion, which are used as the orientation references in this embodiment, as shown in fig. 1.

As shown in fig. 5 to 8, the first transmission set 4 includes a plurality of gear members 41 for engaging and transmitting power. The gear shafts of the plurality of gear members 41 are provided with label clamping devices 7 for clamping the roast labels. The second transmission set 5 comprises a plurality of gear members 51 in meshing transmission with each other. The gear shafts of the plurality of gear members 51 are all provided with the clamping device 7 for clamping the roast sticks, in another embodiment, the gear shafts of a part of the gear members 51 can also be provided with the clamping device 7, and the gear members 51 without the clamping device 7 play a role in motion transmission or a role in increasing the distance between the roast sticks. As shown in fig. 8 and 9, the tag holding device 7 includes an insertion groove formed on the gear shaft and a flexible holding member 71 inserted into the insertion groove. As shown in fig. 12, a guide portion S1 for guiding the roast tag to be inserted into the tag device is disposed at the opposite side of the tag device 7 corresponding to the roast tag insertion direction, and tag insertion holes for inserting the roast tag into the tag device 7 are disposed on the wall portion of the housing 1 and the wall portion of the second roasting unit 12; as further shown in fig. 11, a through hole is formed in the middle of the guide portion S1, and the tag clamping device 7 is configured such that a blocking edge for blocking the insertion of the toast tag is not formed on the path of the toast tag inserted into the flexible clamping member 71 through the through hole. Specifically, the edge formed by the plane on the front end of the flexible clamping piece 71 is located on the outer periphery side of the through hole, so that the tip of the toasted stick is prevented from being pierced and damaged at the edge formed by the plane when being inserted into the flexible clamping piece 71, and the flexible clamping piece 71 is protected. Specifically, the guide portion S1 is provided in a bell mouth structure, and a tapered surface having a maximum diameter larger than a minimum diameter of the guide portion S1 is provided on the flexible clip 71 at the head-on side with respect to the insertion direction of the roast tag so that the edge of the tapered surface is positioned outside the insertion path of the roast tag and is shielded by the through hole of the guide portion S1, thereby not forming a stopper edge on the insertion path of the roast tag. The front end of the stick clamping device 7 faces the insertion direction of the roast sticks.

As shown in fig. 1, 2 and 8, the first driving unit 4 is operatively coupled to or separated from the second driving unit 5, and when the user operates the second barbecue unit 12 to insert it at a specific position in the housing 1, the first driving unit 4 and the second driving unit 5 are coupled to form a driving chain, and when the user operates the second barbecue unit 12 to remove it from the housing 1, the first driving unit 4 and the second driving unit 5 are separated. And the first transmission group 4 is in transmission connection with the second transmission group 5 through a separable coupler 6. The coupler 6 includes an internal gear member 61 and an external gear member 62 capable of being geared with each other, one of the internal gear member 61 and the external gear member 62 is provided on a wall portion of the first grilling unit 11, and the other is provided on a wall portion of the second grilling unit 12, and the wall portion of the first grilling unit 11 is formed on the inner housing 14, which are provided as an integrated structure. When the external gear member 62 is meshed with the internal gear member 61, the second transmission set 5 is connected into a power transmission chain formed by the first transmission set 4 and driven to run; when the external gear member 62 is separated from the internal gear member 61, the power transmission chain formed by the second transmission set 5 and the first transmission set 4 is disconnected, and the second transmission set 5 stops operating. An internal gear member 61 is disposed on the housing 1 and an external gear member 62 is disposed on a sidewall of the second grilling unit 12, and the internal gear member 61 drives the first gear set 4 and the external gear member 62 is drivingly connected to the second gear set 5. The first transmission group 4 is in transmission connection with the coupler 6 through at least one transition gear 8; the transition gear 8 is in meshed transmission with a driving gear 9 arranged on an output shaft of the motor.

As shown in fig. 2, 3 and 4, the front portion of the housing 1 defines a door-shaped opening formed on the front wall thereof, the second grilling unit 12 is configured as a drawer-type structure capable of being taken out of the door-shaped opening, and the second grilling unit 12 is withdrawn to put in or take out the skewer and perform brushing, scattering and the like during the grilling process. The top of the housing 1 defines an operation opening, and the first cooking unit 11 is configured to be able to put in or take out the cooking material from the operation opening. The operation opening is provided with a cover body 3 for covering the operation opening to form a closed barbecue space, the cover body 3 is movably attached on the shell body 1 in a turnover mode, and the closed barbecue chamber is formed, so that the cooking efficiency can be obviously improved, and the barbecue taste can be obviously improved. The housing 1 includes an inner shell 14, an outer shell 13, and a top shell 15. As shown in fig. 13, the top case 15 has an inner wing plate 1501 and an outer wing plate 1502, the inner wing plate 1501 is fixedly connected with the inner casing 14, the outer wing plate 1502 is fixedly connected with the outer casing 13, the first transmission set 4 is installed in a cavity formed between the inner casing 14 and the outer casing 13, and a limiting groove for placing a toast stick is formed on a front beam of the top case 15, so that the present invention is convenient to use, and a user can conveniently place a toast string into the first toasting unit 11 for toasting. In order to further enhance the structure of the position-limiting groove, as shown in fig. 13, the cross section of the front beam for disposing the position-limiting groove on the top case 15, which is parallel to the insertion direction of the roast tag, is U-shaped in this embodiment.

The second grilling unit 12 is configured as a drawer type structure that can be taken out of the housing 1. A support structure for supporting the second barbecue unit 12 to prevent it from falling is provided on the bottom wall of the second barbecue unit 5. A cover 3 for covering the first roasting unit 11 to form a closed roasting space is disposed above the first roasting unit 11. The electric heating means 2 is horizontally arranged inside the housing 1 to provide cooking energy to the food materials in the cooking unit.

Construction of the housing 1:

as shown in fig. 1, 2 and 5, the case 1 is a hexahedron, and a plurality of thin plates are manufactured and assembled by a sheet metal process, and includes an outer case 13, an inner case 14, a top case 15 and a bottom case 16. As shown in fig. 13, the inner wing 1501 is discontinuous and the outer wing 1502 is continuous. Inner wing plate 1501 and outer wing plate 1502 are fixedly connected to the upper edges of outer shell 13 and inner shell 14, respectively, and bottom shell 16 is fixedly connected to the lower edges of outer shell 13 and inner shell 14. The first grilling unit 11 is disposed above the electric heating device 2, and the second grilling unit 12 is disposed below the electric heating device. A cavity structure is formed between the outer shell 13 and the inner shell 14, and the first transmission set 4 is installed in a cavity at the rear side of the cavity structure. A plurality of through holes are formed in the inner shell 14, the through holes correspond to the clamping and signing devices 7 one by one, and the baking and signing devices are inserted into the clamping and signing devices 7 after penetrating through the through holes.

The front sides of the outer and inner cases 13 and 14 have door holes through which the second roast unit 12 is withdrawn and inserted. The top case 15 has a number of through holes above the door hole of the roast stick positioning slots 151, the positioning slots 151 are formed by the top wall, the inner wing plate and the outer wing plate of the top case 15, and the top wall extends downwards along the inner wall and the outer wall. The inner case 14 has an Contraband shape, and the front openings thereof are connected by a connecting plate having a stopper edge extending to the bottom of the positioning groove 151, which prevents food residue from falling from the positioning groove 151 and getting stuck in the gap, thereby facilitating the cleaning of the food residue.

Construction of the first roasting unit 11

As shown in fig. 5 and 2, the first grilling unit 11 includes an upper cooking space for grilling food, the upper cooking space is surrounded by a portion of the inner case 14 above the electric heating device 2 and a connection plate connected to an opening at a front side of the inner case 14, and the first transmission unit 4 is mounted on a rear wall of the upper cooking space.

As shown in fig. 5 to 8, the first transmission group 4 comprises a plurality of gear members 41, each of the plurality of gear members 41 being provided with a gripping and tagging device 7, in other embodiments, only part of the plurality of gear members 41 may be provided with a gripping and tagging device, the remaining part serving to form a transmission chain. The first transmission group 4 is in transmission connection with a driving gear 9 fixed on an output shaft of the motor through a transition gear 8. specifically, a first gear and the transition gear 8 in a plurality of gear members 41 of the first transmission group 4 are meshed with each other and transmit, the transition gear 8 and the driving gear 9 are meshed with each other and transmit, and the transition gear 8 only plays a transmission transition role in establishing a transmission chain between the first transmission group 4 and the driving gear 9. The first transmission set 4 is installed in a heat shield 42, the heat shield 42 is fixed on the rear wall of the inner casing 14 with a gap of about 10mm therebetween to prevent the inner casing 14 from burning the heat shield 42, the heat shield 42 has a vertical wall at the periphery thereof to form an installation groove at the middle thereof, and the driving gear 9, the transition gear 8 and the first transmission set 4 are rotatably and pivotally connected to the heat shield 42 through a shaft support structure. The motor is arranged on the other side opposite to the mounting groove, and the output shaft of the motor penetrates through the heat shield 42 and then is fixedly connected with the driving gear 9. A shaft support plate 44 is fixedly mounted on the heat shield 42, and both ends of the wheel axle of the transition gear 8 are respectively pivotally connected to the shaft support plate 44 and the shaft holes provided in the heat shield 42, so that the transition gear 8 can rotate around the axis thereof. In other embodiments, the gear connection structure can be in other manners, such as providing a shaft hole on the gear, providing a fixed shaft on the heat shield 42, sleeving the gear on the fixed shaft, and blocking the end of the fixed shaft by the shaft support plate 44 to prevent the gear from falling out.

The first transmission set 4 is composed of a plurality of pinion gear members 41 which are in mesh transmission with each other. Specifically, the first transmission group 4 is composed of 7 gear members with the same structure and shape, and the 7 gear members are sequentially arranged and meshed with each other. In another embodiment, for the case that the distances between the sticks are not equal, the shape and structure of the gear members 41 in the first transmission set 4 may also be different, and it is only necessary to satisfy the condition that the modules of the gear members 41 are equal, and the tooth form angles on the pitch circles of the two gear members 41 are equal, so that the kinetic energy can be transmitted between the adjacent gear members. All gear components of the first transmission set 4, the driving gear 9, the transition gear 8, the heat shield 42 and the like are made of plastics, and usually, PET and glass fibers or PA66 and glass fibers are selected. Still fixed mounting has a backplate 43 on the heat exchanger 42, all offers the shaft hole the same with gear member quantity on heat exchanger 42 and the backplate 43, and the shaft hole one-to-one on the two, and the both ends of the gear shaft of gear member 41 stretch into the shaft hole and make it rotate around its central axis.

As shown in fig. 9 to 12, the gear member 41 is provided with a tag clamping device 7 for clamping the roast tag, the tag clamping device 7 includes a flexible clamping member 71 and a connecting member 72, the flexible clamping member 71 is made of heat-resistant silicone, and the middle portion of the flexible clamping member 71 is provided with a tag clamping hole. Wherein a cavity is formed in the middle of the gear shaft of the gear member 41, and the tag clamping device 7 is integrally snap-fit-fitted into the cavity of the gear member 41. The connecting member 72 is internally provided with a receiving groove in which the flexible clip 71 can be placed. The connecting member 72 has two jaws, corresponding to which the gear member 41 is provided with a catch. When the flexible clamping piece 71 is placed into the connecting member 72, the connecting member 72 and the flexible clamping piece 71 are integrally inserted into the gear member 41, the claws and the slots are buckled together, and the connecting member 72 and the gear member 41 fix the flexible clamping piece 71 in a mounting cavity formed between the connecting member 72 and the gear member 41. In order to tightly fix the flexible clamping piece 71 in the mounting cavity, the length of the mounting cavity is slightly smaller than that of the flexible clamping piece 71, so that two ends of the flexible clamping piece 71 are respectively pressed by the connecting member 72 and the gear member 71 to realize clamping fixation.

As shown in fig. 12, the connecting member 72 is provided with a guide portion S1, the guide portion S1 is a tapered surface with a gradually decreasing diameter, which is provided in the direction of insertion of the roast tag to guide the roast tag to be inserted into the tag hole in the middle of the flexible holding member 71, and is provided on the connecting member 72, and the diameter of the guide tapered hole at the smallest end is larger than that of the tag hole to generate a holding force for inserting the roast tag having a size larger than that of the tag hole into the tag hole. Since the flexible holder 71 is made of heat-resistant silicone, in order to prevent the roast tag from piercing the end of the flexible holder 71 when inserted, the right end of the flexible holder 71 is also provided with a guide tapered surface having a maximum end diameter larger than the minimum end diameter of the guide portion S1.

Configuration of the second grilling unit 12:

as shown in fig. 3 and 4, the second barbecue unit 12 is integrally constructed in a drawer shape that can be inserted into or withdrawn from the housing 1. Which includes a base plate 121 and a front plate 122 attached to the front end of the base plate. The middle of the base plate 121 is recessed downward to form a water tank, and water is filled in the water tank to prevent grease, food residue and the like in the water tank from being ignited and generating smoke. The periphery of the water containing groove is an upward bent flanging. The front support plate 122 has a plurality of, specifically 7, notches, which are formed as positioning structures for the roast sticks of the second roasting unit 12, and the rear end of the roast stick is placed into the notches during use. The front support plate 122 and the base plate 121 are fixedly connected, specifically, by screws, but welding, riveting, or the like may be used. The rear end of the substrate 121 is bent upward to form a support portion on which the second transmission set 5 is mounted.

As shown in fig. 8, the second transmission set 5 comprises a plurality of pinion members 51 in meshing transmission with each other, and the first gear of the second transmission set 5 is in meshing transmission with the primary gear of the second transmission set 5. Specifically, the second transmission group 5 is composed of 7 gear members with the same structure and shape, and the 7 gear members are sequentially arranged and meshed with each other. In another embodiment, for the case that the distances between the sticks are not equal, the shape and structure of the gear members 51 in the second transmission set 5 may also be different, and it is only necessary to satisfy the condition that the modules of the gear members 51 are equal, and the tooth form angles on the pitch circles of the two gear members 51 are equal, so that the kinetic energy can be transmitted between the adjacent gear members. All the gear components, the transmission gear 51 and other parts of the second transmission set 5 are made of plastics, and usually PET and glass fiber or PA66 and glass fiber are selected. Still fixed mounting has a metal covering 53 on the supporting part, and fixed mounting is with baffle 52 on the supporting part, all offers the shaft hole the same with gear component 51 quantity on baffle 52 and the metal covering 53, and the shaft hole one-to-one on the two, and the both ends of gear component 51's gear shaft stretch into the shaft hole and make it rotate around its central axis.

As shown in fig. 9 to 12, the gear member 51 is provided with a tag clamping device 7 for clamping the roast tag, the tag clamping device 7 includes a flexible clamping member 71 and a connecting member 72, the flexible clamping member 71 is made of heat-resistant silicone, and the middle part of the flexible clamping member 71 is provided with a tag clamping hole. Wherein a cavity is formed in the middle of the gear shaft of the gear member 41, and the tag clamping device 7 is integrally snap-fitted into the cavity of the gear member 41. The connecting member 72 is internally provided with a receiving groove in which the flexible clip 71 can be placed. The connecting member 72 has two jaws, corresponding to which the gear member 41 is provided with a catch. When the flexible clamping piece 71 is placed into the connecting member 72, the connecting member 72 and the flexible clamping piece 71 are integrally inserted into the gear member 41, the claws and the slots are buckled together, and the connecting member 72 and the gear member 41 fix the flexible clamping piece 71 in a mounting cavity formed between the connecting member 72 and the gear member 41. In order to securely fix the flexible clamp 71 in the mounting cavity, the length of the mounting cavity is slightly less than the length of the flexible clamp 71.

As shown in fig. 12, the connecting member 72 is provided with a guide portion S1, the guide portion S1 is a tapered surface with a gradually decreasing diameter, which is provided in the direction of insertion of the roast tag to guide the roast tag to be inserted into the tag hole in the middle of the flexible holding member 71, and is provided on the connecting member 72, and the diameter of the guide tapered hole at the smallest end is larger than that of the tag hole to generate a holding force for inserting the roast tag having a size larger than that of the tag hole into the tag hole. Since the flexible holder 71 is made of heat-resistant silicone, in order to prevent the roast tag from piercing the end of the flexible holder 71 when inserted, the right end of the flexible holder 71 is also provided with a guide tapered surface having a maximum end diameter larger than the minimum end diameter of the guide portion S1.

In the present embodiment, the gear member structures of the first transmission set 4 and the second transmission set 5 are substantially identical. In another embodiment, the two structures may be different as long as the object of the present invention can be achieved.

Construction of coupler 6:

as shown in fig. 9 and 10, the first transmission set 4 is in transmission connection with the second transmission set 5 through a separable coupler 6, and the coupler 6 includes an internal gear member 61 and an external gear member 62 capable of meshing transmission with each other. The internal gear member 61 is engaged into the first transmission set 4 to form a transmission chain, and a shaft hole of the internal gear member 61 is formed as an internal gear, and an external gear engaged with the transition gear 8 is formed on the outer circumference thereof to obtain kinetic energy from the transition gear 8. The internal gear member 61 is fitted on a wall portion of the housing 1. The two ends of the wheel axle are respectively connected with the heat shield 42 and the axle support plate 44 in a pivoting way. The heat shield 42 and the shaft support plate 44 are each provided with a shaft hole adapted to the internal gear member 61. The outer gear member 62 is integrally provided with one of the gear members of the second transmission set 5, and the outer gear member 62 protrudes out of the wall portion of the second barbecue unit 12 so as to be coupled with or separated from the inner gear member 61. Specifically, the external gear member 62 is integrally provided with the head gear of the second transmission set 5 to drive the entire second transmission set 5 to operate. In other embodiments, the external gear member 62 may be provided integrally with any one of the gear members of the second power transmission set 5 as long as the motion obtained by the internal gear member 61 can be transmitted to the second power transmission set 5. When the external gear member 62 is meshed with the internal gear member 61, the second transmission set 5 is connected into a power transmission chain formed by the first transmission set 4 and driven to run; when the external gear member 62 is separated from the internal gear member 61, the power transmission chain formed by the second transmission set and the first transmission set is separated, and the second transmission set stops operating.

In the present embodiment, the internal gear member 61 is embedded in the housing 1, and a part thereof may protrude from the inner housing 14 or may be completely sunk into the inner housing 14. In order to facilitate the coupling of the second gear train 5, the inner gear wheel 61 is arranged in a lower position in the first gear train 4. The outer gear member 62 is disposed on a wall portion of the second grilling unit 12, that is, on a supporting portion of the base plate 121. Also, the internal gear member 61 is power-connected to the drive gear 42, and when the drive gear 42 is operated, the internal gear member 61 rotates with the drive gear 42; the external gear member 62 is drivingly connected to the second drive group 5, and when the external gear member 62 meshes with the internal gear member 61, the second drive group 5 is connected to the first drive group 4 and rotates with the first drive group 4.

Further, the coupler 6 includes an inner gear member 61 and an outer gear member 62, the inner gear member 61 having first outer teeth 611 and first inner teeth 612, the first outer teeth 611 being in meshing transmission with the transition gear 8. The external gear member 62 has second external teeth 621 and third external teeth 622, the second external teeth 621 are disposed in conformity with the first internal teeth 612 and mesh-transmit with each other, and the third external teeth 622 mesh-transmit with the other gear member 51 as the first gear of the second transmission set 5. When the external gear member 62 rotates, the second transmission set 5 rotates therewith; in addition, the inner and outer gear members 61, 62 have mating guide surfaces thereon, and when the outer gear member 62 is inserted to a predetermined position in the inner gear member 61, the inner and outer gear members 61, 62 mesh with each other to form a coupled transmission to transmit power to the second transmission set 5. It can also be described that just as the second grilling unit 12 is inserted into the predetermined range within the housing 1, the outer gear member 62 is also inserted into the inner gear member 61, which are in driving connection.

It should be noted that, in another embodiment, the inner gear member 61 may also be power-connected to the gear member 41 of the first transmission set 4, or other transmission chain driven by the driving gear 9.

In addition, it should be noted that the heat-resistant silica gel in the present embodiment refers to a silica gel having a melting point of more than 250 ℃.

The second barbecue unit 12 is configured as a drawer-type structure that can be taken out of the housing 1, and the second gear set 5 and the external gear member 62 are provided on the drawer-type structure so that the second gear set 5 is power-connected to the first gear set 1 when inserted to a preset position, and taken out of the interior of the housing 1 by withdrawing the second barbecue unit 12. In a state where the second roast unit 12 is separated from the inside of the housing 1, a roast tag may be inserted or removed in the second roast unit 12.

As shown in FIG. 4, a support structure for supporting the second barbecue unit 12 to prevent it from toppling over is provided on the bottom wall of the second barbecue unit 12. In this embodiment, the supporting structure is formed by extending the outer sidewall of the second grilling unit 12 downward, and the supporting structure contacts a predetermined plane when the second grilling unit 12 is inserted or removed to prevent the second grilling unit from falling down. It should be noted that the bottom of the second grilling unit 12 is usually pre-filled with water to prevent smoke from being generated due to over-high temperature of falling objects in the first grilling unit and the second grilling unit, and the support structure can effectively prevent the grilling units from falling down to cause the high-temperature liquid in the second grilling unit 12 to fall down. It is further noted that the falling objects are food scraps, grease and seasonings.

As shown in fig. 1 and 2, a cover 3 for covering the first grilling unit 11 to form a closed grilling space is disposed above the first grilling unit 11. In this embodiment, the cover 3 is disposed on the housing 1 and configured to be capable of being turned and taken out. And the cover body is made of transparent glass. The casing 1 is a square box body, and a user interface is arranged on the top of the casing and comprises a controller, an operation opening and a cover body for covering the operation opening. The controller is one or more of a knob, a key, a touch key and a toggle button, and specifically, in the embodiment, the controller is two knobs, one of which is used for adjusting a function mode and the other of which is used for adjusting temperature. The user interface also includes a water shortage indicator that is illuminated to alert the user to add water when there is a water shortage in the second grilling unit 12.

Example two

The basic structure of the present embodiment is the same as that of the first embodiment, except that, as shown in fig. 14, the present embodiment further comprises a baking tray 10, and the baking tray 10 is suitable for being placed on the operation opening at the top of the housing 1 to perform frying and baking cooking. When the roasting tray 10 is used, the second roasting unit can also perform skewer cooking, and multipurpose roasting cooking is realized.

In addition, in the embodiment, an auxiliary barbecue device such as a barbecue net is arranged, and the barbecue net is placed on the electric heating pipe or in the second barbecue unit, so that richer barbecue cooking can be realized.

The working process of the utility model is as follows:

when the barbecue grill is used, the cover body is firstly opened, and the barbecue grill is inserted on the clamping device of the first barbecue unit; after the second barbecue unit is drawn out of the barbecue oven, the barbecue string is inserted;

covering the cover body, inserting the second barbecue unit to a preset position, and starting the motor to drive the first transmission set to rotate; the second transmission set is driven to rotate through the coupler;

the electric heating tube works to provide barbecue energy for the barbecue strings in the first barbecue unit and the second barbecue unit.

The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (23)

1. An electric barbecue device comprises a shell and an electric heating device, wherein the electric heating device is arranged in the shell; the electric heating device is characterized in that a first barbecue unit is arranged above the electric heating device, and a second barbecue unit is arranged below the electric heating device;

wherein the first roasting unit is integrally coupled to the housing;

wherein the second grilling unit is detachably coupled to the housing;

the first barbecue unit is provided with a first transmission group capable of driving one group of barbecue sticks to rotate, the second barbecue unit is provided with a second transmission group capable of driving the other group of barbecue sticks to rotate, the first transmission group is arranged on the wall of the shell, and the second transmission group is arranged on the wall of the second barbecue unit.

2. Electric barbecue apparatus according to claim 1, characterized in that the second barbecue unit is adapted to be extractable from the housing during a cooking process for a cooking operation.

3. An electric grilling apparatus as recited in claim 1 wherein said first transmission set comprises a plurality of gear members in meshed transmission with each other, wherein at least one of said gear members is provided with a clamping and picking device.

4. The electric barbecue apparatus of claim 1, wherein the second transmission set comprises a plurality of gear members in meshing transmission with each other, and at least one of the gear members is provided with a clamping device.

5. An electric barbecue apparatus according to claim 3 or 4, wherein the clamping means includes an insertion groove formed on the gear member and a flexible clamping member inserted into the insertion groove.

6. An electric barbecue apparatus according to claim 5, wherein the clamping device is configured such that no stop edge is formed on the path of insertion of the barbecue grill into the flexible clamping member to resist insertion of the barbecue grill.

7. The electric barbecue apparatus according to claim 6, wherein a guide part for guiding the roast tag to be inserted into the clamp device is provided on the front side of the clamp device corresponding to the roast tag insertion direction, a through hole is formed in the middle of the guide part, and an edge formed by a flat surface on the front end of the flexible clamping member is located on the outer circumferential side of the through hole.

8. The electric grilling apparatus of claim 1, wherein the second gear set is operably coupled to or decoupled from the first gear set.

9. The electric barbecue apparatus of claim 8, wherein the second transmission set and the first transmission set are coupled by a separable coupler.

10. An electric barbecue apparatus according to claim 9, characterized in that: the coupler includes an internal gear member and an external gear member capable of meshing transmission with each other; when the second grilling unit is inserted into the housing, the outer gear member engages the inner gear member such that the second drive train and the first drive train are driven in operation simultaneously.

11. The electric barbecue apparatus of claim 10, wherein: the inner gear member is embedded in a wall portion of the housing, and the outer gear member protrudes from a wall portion of the second grilling unit.

12. An electric barbecue apparatus according to claim 10 or 11, characterized in that: the first drive group is in driving connection with the inner gear member through at least one transition gear.

13. An electric barbecue apparatus according to claim 10 or 11, characterized in that: the outer gear member is disposed on the gear member of the second transmission set.

14. An electric barbecue apparatus according to claim 1, characterized in that: the housing defines a door-shaped opening on a front side thereof, and the second grilling unit is configured as a drawer-type structure adapted to be removed from the door-shaped opening.

15. An electric barbecue apparatus according to claim 1 or 14, characterized in that: an operation opening is defined at the top of the shell and is suitable for placing or taking out barbecue food materials into the first barbecue unit.

16. The electric barbecue apparatus of claim 15, wherein: the operating opening has a cover for forming a closed grilling space, which is movably attached to the housing in a reversible manner.

17. An electric barbecue apparatus according to claim 1 or 16, characterized in that: the casing includes inner shell, shell and topshell, be formed with the spacing groove that is used for placing roast bamboo slips on the front beam of topshell, the spacing groove sets up with pressing from both sides the bamboo slips device relatively.

18. The electric barbecue apparatus of claim 17, wherein: the top shell is provided with an inner wing plate and an outer wing plate, the inner wing plate is fixedly combined with the inner shell, and the outer wing plate is fixedly combined with the outer shell.

19. The electric barbecue apparatus of claim 17, wherein: the section of the front beam of the top shell, which is parallel to the insertion direction of the baking sticks, is in an inverted U shape.

20. An electric barbecue apparatus according to claim 1, characterized in that: the casing is square box, and its top sets and is equipped with user interface, user interface includes controller, operation uncovered and is used for covering this open lid of operation.

21. The electric barbecue apparatus of claim 20, wherein: the controller is one or more of a knob, a key, a touch key and a toggle button.

22. The electric barbecue apparatus of claim 20, wherein: the user interface also includes a water shortage indicator light.

23. An electric barbecue apparatus according to claim 20 or 21 or 22, characterized in that: the baking tray is suitable for being placed on the operation opening to conduct frying and baking cooking.

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