CN213850306U

CN213850306U - Cooking utensil of lid is examined in area

Info

Publication number: CN213850306U
Application number: CN202022578000.3U
Authority: CN
Inventors: 何明强; 张涛; 樊光民
Original assignee: Chunmi Technology Shanghai Co Ltd
Current assignee: Chunmi Technology Shanghai Co Ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-08-03
Anticipated expiration: 2030-11-10

Abstract

The utility model relates to a cooking utensil of lid is examined in area, including host computer and container subassembly, the container subassembly includes heating container and the container lid of lock on heating container, be provided with two at least locking structures that are used for the container lid locking on the host computer, still be provided with and be used for detecting whether all locks of locking structure target in place examine the lid structure. The utility model discloses simple structure, it is convenient to detect, can judge whether whole locks of locking structure target in place, can reach the effect of protection complete machine and prevention incident emergence.

Description

Cooking utensil of lid is examined in area

Technical Field

The utility model belongs to the technical field of the kitchen electricity, especially, relate to a cooking utensil of lid is examined in area.

Background

The cup cover detection in the market at present mostly adopts to place magnet at the cup cover, detects whether there is the cup cover through hall sensor, and this kind of method requires the cup cover must rotate certain angle just can make magnet and hall sensor align, detects the cup cover operation inconvenient to can't detect the condition of cup cover tilting on one side. Therefore, based on the problems, the cooking utensil with the detection cover is simple in structure, convenient to detect and capable of judging whether all the locking structures are locked in place, and has important practical significance.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the problem that exists among the above-mentioned prior art, provide a simple structure, it is convenient to detect, can judge whether all locks the area that the locking structure targets in place and examine the cooking utensil of lid.

The utility model discloses a solve the technical scheme who takes of this problem and be:

the utility model provides a lid's cooking utensil is examined in area, includes host computer and container subassembly, the container subassembly includes heating container and the container lid of lock on heating container, be provided with at least two locking structure that are used for the container lid to lock on the host computer, still be provided with and be used for detecting whether all locks of locking structure examine the lid structure that targets in place.

Preferably, the host includes:

the main machine shell is internally provided with a switched reluctance motor and a heating control unit, the two sides of the main machine shell are fixedly connected with a handle shell and a control shell respectively, cover closing gaps for inserting a container cover are formed among the handle shell, the control shell and the container assembly respectively, and the control shell is internally provided with a main control unit for controlling the work of a cooking utensil;

and a mounting case mounted on the main body case, in which a container mounting space for fittingly mounting the heating container is formed.

Further preferably, the outer wall of the container cover is bent outwards and downwards at least once to form a container cover clamping wall with at least one layer of annular step surface structure, and a sealing ring is sleeved in the container cover.

Further preferably, the locking structure comprises a gear box structure, a PCB fixing plate arranged on the upper surface of the gear box structure, and a latch structure which is slidably fitted to the gear box structure and can move forward/backward relative to the gear box structure, and a driving structure for driving the latch structure to move forward/backward is arranged in the gear box structure.

Further preferably, the side of the locking structure contacting the container cover is matched with the shape of the clamping wall of the container cover.

Further preferably, the gear box structure is arranged in the handle shell and/or the control shell, and an opening for extending/retracting the locking structure is formed in one side of the handle shell/the control shell facing the cover closing gap.

Further preferably, the cap checking structure includes:

the detection contacts are arranged on the lock catch structures, the number of the detection contacts is the same as that of the lock catch structures, and the detection contacts are correspondingly arranged on the side face, which is contacted with the clamping wall of the container cover, of each lock catch structure one by one;

the conducting structure is a closed annular structure and is embedded on the side surface of the container cover clamping wall, which is contacted with the lock catch structure, along the contour of the container cover clamping wall;

when the locking structure is locked on the container lid, the detection contact on the locking structure is in contact with the conducting structure.

Further preferably, the detection contact is a metal contact, and the conductive structure is a metal ring sheet.

It is further preferred that one of the detection contacts is electrically connected to the main control unit, and when each locking structure is locked to the container lid, all the detection contacts are conducted to each other through the conductive structure.

Further preferably, the host is further provided with a Hall device for detecting whether the container cover is fastened in place, the Hall device is electrically connected with the main control unit, the Hall device is arranged in the handle shell and/or the control shell, and the container cover is internally provided with a magnetic material.

The utility model has the advantages and positive effects that:

1. the utility model discloses simple structure, it is convenient to detect, can discern the container lid and place the not in place condition, can reach the effect of protection complete machine and prevention incident emergence.

2. The utility model discloses an increase and detect contact and conduction structure and judge whether whole locks of locking structure target in place, simple structure, it is convenient to detect.

3. The utility model discloses in, the outer wall of container lid is formed with the container lid joint wall of at least one deck annular step face structure through at least once outside decurrent buckling, realizes the locking of container lid position when hasp body card covers in container lid joint wall top, avoids food to spill over the abnormal conditions appearance such as splashing.

Drawings

The technical solution of the present invention will be described in further detail with reference to the accompanying drawings and examples, but it should be understood that these drawings are designed for illustrative purposes only and thus are not intended to limit the scope of the present invention. Furthermore, unless otherwise indicated, the drawings are intended to be illustrative of the structural configurations described herein and are not necessarily drawn to scale.

FIG. 1 is a schematic view of a cooking appliance;

FIG. 2 is a schematic cross-sectional view of a cooking appliance;

FIG. 3 is an enlarged view of the portion A of FIG. 2;

FIG. 4 is a schematic structural view of the locking structure;

FIG. 5 is a schematic diagram of a partial enlarged structure of a Hall device part;

FIG. 6 is a circuit diagram of a lid detection structure

FIG. 7 is a circuit diagram of a Hall device;

fig. 8 is a circuit diagram of a master control unit.

In the figure: 1. the electromagnetic induction type electromagnetic switch comprises a heating container, 2. a container cover, 3. a main machine shell, 4. a switched reluctance motor, 5. a handle shell, 6. a control shell, 7. a cover closing gap, 8. a display screen assembly, 9. a mounting shell, 10. a container cover clamping wall, 11. a sealing ring, 12. a gear box structure, 13. a locking structure, 1301. a support body, 1302. a locking body, 1303. a sliding body, 14. a rack, 15. a gear, 16. a locking motor, 17. a PCB fixing plate, 18. an optoelectronic switch, 19. a stirring structure, 20. an upper clutch, 21. a lower clutch, 22. a coil disc, 23. a detection contact, 24. a conducting structure, 25. a Hall device and 26. a magnetic strip.

Detailed Description

First, it should be noted that the specific structures, features, advantages, etc. of the present invention will be described in detail below by way of example, but all the descriptions are only for illustrative purpose and should not be construed as forming any limitation to the present invention. Furthermore, any single feature described or implicit in any embodiment or any single feature shown or implicit in any drawing may still be combined or subtracted between any of the features (or equivalents thereof) to obtain still further embodiments of the invention that may not be directly mentioned herein. In addition, for the sake of simplicity, the same or similar features may be indicated in only one place in the same drawing.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations. The present invention will be described in detail with reference to the accompanying drawings.

Example 1:

the utility model provides a cooking utensil of lid is examined in area, includes host computer, container subassembly, the container subassembly includes heating container 1, the container lid 2 of lock on heating container 1, still be provided with at least two locking structure that are used for container lid 2 to lock on the host computer, be used for detecting whether the locking structure all locks the lid structure of examining that targets in place.

The working principle is as follows: among this technical scheme, putting container lid 2 and beginning the culinary art, the hasp structure stretches out and compresses tightly container lid 2, if container lid 2 places targets in place, the hasp structure 2 on left and right sides all can push up inlay on container lid 3 on the metal ring piece to make and detect the lid structure and switch on, MCU detects through detecting that the lid structure switches on and just can differentiate whether to place the container lid and the container lid targets in place, locks and targets in place. And when the cover checking structure cannot be conducted, the cover is judged to be not in place, such as one side or two sides are turned up. This technical scheme simple structure, it is convenient to detect to can discern the container lid and place not the position for example the perk condition on one side, if the perk still normally cooks on one side and has the risk that liquid flew out the scald people, increase locking structure and examine the effect that the lid structure can reach the protection complete machine and prevent the incident and take place.

The host includes:

the main machine shell 3 is internally provided with a switched reluctance motor 4 and a heating control unit, two sides of the main machine shell are fixedly connected with a handle shell 5 and a control shell 6 respectively, cover closing gaps 7 for inserting the container cover 2 are formed among the handle shell 5, the control shell 6 and the container assembly respectively, and a main control unit for controlling the work of a cooking utensil is assembled in the control shell 6; the main control unit comprises a PCB and a micro control unit MCU, wherein the micro control unit MCU can adopt but is not limited to a chip with the model number of STM32G070 CB; the control shell 6 is externally provided with an angle-adjustable display screen assembly 8, and an electronic board of the display screen assembly 8 is electrically connected with the MCU;

and a mounting case 9 mounted on the main body case 3, in which a container mounting space for fittingly mounting the heating container 1 is formed.

Furthermore, it can be considered in this embodiment that the outer wall of the container cover 2 is bent outward and downward at least once to form at least one layer of container cover clamping wall 10 with an annular step surface structure, the container cover 2 is internally sleeved with a sealing ring 11, the lower end of the sealing ring 11 is formed with at least one layer of sealing lip extending outward, when the container cover 2 is fastened on the heating container 1, the free end of the sealing lip is attached to the inner wall of the upper portion of the heating container 1, so that a seal is formed between the container cover 2 and the heating container 1, and the food in the heating container 1 is prevented from overflowing.

Furthermore, it is also considered in this embodiment that the locking structure includes a gear box structure 12, a PCB fixing plate 17 disposed on an upper surface of the gear box structure 12, and a latch structure 13 slidably fitted to the gear box structure 12 and capable of moving forward/backward relative to the gear box structure 12, and a driving structure disposed in the gear box structure 12 for driving the latch structure 13 to move forward/backward.

Furthermore, it can be considered in this embodiment that the locking structure 13 includes a supporting body 1301, a locking body 1302 vertically formed at the upper and lower ends of the supporting body 1301 respectively and extending along the opposite direction, and a sliding body 1303, the gear box structure 12 is assembled in the handle shell 5 and/or the control shell 6, and an opening for extending/retracting the locking body 1302 is opened at one side of the handle shell 5 and/or the control shell 6 facing the cover closing gap 7.

Furthermore, it is also considered in this embodiment that the number of the locking structures is at least two, and the locking structures are oppositely arranged in the handle shell 5 and the control shell 6, respectively, so as to improve the stability of locking the container cover.

Further, still consider in this embodiment, gear box structure 12 is one end open-ended shell structure, gear box structure 12 includes PCB fixed plate, the gear box that the lock formed from top to bottom, it has seted up the bar and has led to the groove to link up on PCB fixed plate 17, still be provided with photoelectric switch 18 on PCB fixed plate 17, gear box inside is formed with the hasp location space that is used for supplying hasp structure 13 to move forward/backward. The driving structure comprises a rack 14 formed at the lower end of the sliding body 1303 and arranged along the length direction of the sliding body 1303, a gear 15 meshed with the rack 14, and a locking motor 16 in transmission connection with the gear 15, wherein the locking motor 16 is assembled at the lower end of the gear box, a motor shaft of the locking motor 16 extends into the locking positioning space and is connected with the gear 15, and the locking motor 16 is connected with the micro control unit MCU. When the locking structure is used for locking the container cover 2, the micro control unit MCU drives the locking motor 16 to rotate, the locking motor 16 drives the gear 15 to rotate, the gear 15 is meshed with the rack 14, then the locking structure 13 is driven to move forwards along the locking positioning space, the locking structure 13 is driven to move towards the cover closing gap 7 through the locking motor 16, and the container cover 2 is in a locking state. When the locking structure is used for unlocking the container cover 2, the MCU drives the locking motor 16 to rotate reversely, and the principle is the same as that of the MCU, so that the locking structure 13 is driven by the locking motor 16 to move towards the direction far away from the cover closing gap 7, the container cover 2 is in an unlocking state, and the container cover 2 and the heating container 1 can move freely.

Further, it is also considered in this embodiment that the sliding body 1303 is inserted into the locking positioning space through the open end of the gear box structure, and the sliding body 1303 is slidably fitted into the locking positioning space and can move forward/backward along the locking positioning space, at this time, the locking structure 13 can extend/retract along the opening on the handle shell 5/the control shell 6, so as to realize the locking/unlocking of the position of the container cover 2 by the locking body 1302 of the locking structure 13 being clamped on the container cover clamping wall 10/away from the container cover clamping wall 10.

Further, it is also considered in this embodiment that the side of the latch structure 13 contacting the container cover 2 is adapted to the shape of the container cover clamping wall 10, which helps to improve the stability of the locking of the container cover.

Further, it is also considered in this embodiment that the cover checking structure includes:

the detection contacts 23 are arranged on the locking structures 13, the number of the detection contacts is the same as that of the locking structures 13, and the detection contacts are arranged on the side face, which is contacted with the container cover clamping wall 10, of each locking structure 13 in a one-to-one correspondence manner;

a conductive structure 24 having a closed ring-shaped structure, which is embedded along the contour of the container lid fastening wall 10 on the side of the container lid fastening wall 10 contacting the latch structure 13;

when the locking structure is locked to the container lid 2, the detection contact 23 on said locking structure is in contact with the conducting structure 24.

Preferably, the detection contact 23 is a metal contact, and the conducting structure 24 is a metal ring sheet.

Further, it is also contemplated in this embodiment that one of the sensing contacts 23 is electrically connected to the main control unit, and all of the sensing contacts 23 are in electrical communication with each other through the conducting structure 24 when each locking structure is locked to the container cover 2. As shown in fig. 3, 4 and 6, P1 and P2 are respectively connected to two metal contacts on a left latch structure and a right latch structure, P _ GAI is connected to a detection port of a micro control unit MCU, R1 is a pull-up resistor of a cover detection circuit, R2 is a current-limiting resistor, C1 is a filter capacitor, a PB9 port of a chip of a main control unit is connected to the cover detection circuit, when a PB9 detects a low level when a container cover is closed in place, a PB9 detects a high level when the container cover is not closed in place, and C36, C26 and C44 are filter capacitors. And the micro control unit MCU judges whether the cover is closed and locked in place or not by detecting the switching signal quantity output by the cover circuit.

The working principle is as follows: put the container lid and begin the culinary art, the hasp structure stretches out and compresses tightly the container lid, if the container lid is placed in place, the hasp structure on both sides all can push up the metal ring piece of inlaying on the container lid about to make the structural metal contact of hasp switch on, only after two hasp structures are all locked successfully promptly, two detection contact 23 switch on each other through conduction structure 24, MCU through detect about whether the detection contact 23 of hasp switch on can differentiate whether to place the container lid and place in place, lock in place. And when the two detection contacts 23 cannot be conducted with each other through the conducting structure 24, it is determined that the container cover is not in place, such as one side or two sides being tilted.

Example 2:

embodiment 2 of the present invention is further modified from embodiment 1 so as to fully exert the technical advantages of the present invention, and this will be exemplified below.

For example: as shown in fig. 5, the host is further provided with a hall device 25 for detecting whether the container cover 2 is fastened in place, the hall device 25 is electrically connected with the main control unit, the hall device 25 is arranged in the handle shell 5 and/or the control shell 6, and the container cover 2 is internally provided with a magnetic material.

It should be noted that, the magnetic material is preferably a magnetic strip 26, which is embedded in the side wall of the container cover 2 along the contour of the side wall of the container cover 2, after the container cover 2 is fastened to the heating container 1, the magnetic strip 26 on the container cover 2 will be close to the hall device 25 of the host, and the main control unit can detect the signal of the hall device 25 to determine whether there is a cover.

Furthermore, it can be considered in this embodiment that the hall device 25 is preferably a linear hall switch, and the output electrical signal of the linear hall switch is an AD value compared with the high-low level signal of the hall switch, and detecting the AD is favorable for detecting and identifying the main control unit after the hall device fails. The Hall device is arranged in the handle shell 5 and/or the control shell 6 and close to the heating container 1, preferably, the Hall device 25 is slightly lower than the heating container 1 along, after the container cover 2 is buckled on the heating container 1, the magnetic strip 26 on the container cover 2 is close to the Hall device 25 of the host machine, and the Hall device 25 is electrically connected with the MCU through a Hall device circuit board. As shown in fig. 7, the KG terminal of the hall switch circuit is an MCU detection terminal, when the magnetic stripe is far away from the hall switch, the hall switch is in an open state, and the KG level is the same as GND; when the magnetic stripe is close to the Hall, the Hall switch is in a conducting state, the KG level is between VCC and GND, a specific value is determined by R6 and R45, and the general adjustment is more than 0.7 times VCC.

Example 3:

embodiment 3 of the present invention is further improved on the basis of embodiment 1/2 so that the technical advantages of the present invention can be fully exerted, which will be exemplified below.

For example: the heating control unit comprises a coil panel 22 assembled on the upper portion of the main machine shell 3, the heating control unit is electrically connected with the main control unit, the coil panel 22 is of an arc-shaped panel body structure with two open end faces, when the heating container 1 is placed in, an electromagnetic heating mode can be generated by electrifying, a coil group on the coil panel 22 is electrically connected with the micro control unit MCU, and an arc-shaped hollow heating space is formed between the heating container 1 and the coil panel 22. The heat air in the arc hollow heating space is conducted to the heating container 1, so that the temperature of the inner wall of the heating container 1 is more uniform, the heating area is wide, and the heating uniformity is good.

Furthermore, still consider in this embodiment, heating container 1 is the container structure that lateral wall, diapire circular arc transition formed the cambered surface, and heating container 1 is preferred to be the IH heating cup, and preferred adoption circular arc design makes the edible material in the heating container the rate of being heated faster, more even in the heating process, is heated more evenly, does not have edible material to be detained the dead angle.

Furthermore, it can be considered in this embodiment, and further, it can be considered in this embodiment that a stirring structure 19 is disposed in the heating container 1, the stirring structure 19 drives the food to stir/turn during the rotation process, which not only helps to improve the stirring performance of the food, but also prevents the bottom of the heating container 1 from being sticky, the stirring structure 19 is in transmission connection with the switched reluctance motor 4 through a clutch structure, and the clutch structure includes:

an upper clutch 20 fitted on the stirring shaft of the stirring structure 19 and located below the heating container 1;

and the lower clutch 21 is assembled on a motor shaft of the switched reluctance motor 4, an assembling groove for the upper clutch 20 to be matched and inserted is formed in the lower clutch 21, and the switched reluctance motor 4 is electrically connected with the MCU.

To sum up, the utility model provides a simple structure detects the convenience, can judge whether whole locking areas that locking structure targets in place examine the cooking utensil of lid.

The above embodiments are described in detail, but the above description is only for the preferred embodiments of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. A cooking utensil of lid is examined in area, includes host computer and container subassembly, the container subassembly includes heating container and the container lid of lock on heating container, its characterized in that: the host is provided with at least two locking structures for locking the container cover and a cover detection structure for detecting whether the locking structures are all locked in place.

2. A cooking appliance with a lid as claimed in claim 1, wherein: the host includes:

3. A cooking appliance with a lid as claimed in claim 2, wherein: the outer wall of the container cover is bent outwards and downwards at least once to form at least one layer of container cover clamping wall with an annular step surface structure.

4. A cooking appliance with a lid as claimed in claim 3, wherein: the locking structure comprises a gear box structure, a PCB fixing plate arranged on the upper surface of the gear box structure and a lock catch structure which is matched with the gear box structure in a sliding mode and can move forwards/backwards relative to the gear box structure, and a driving structure for driving the lock catch structure to move forwards/backwards is arranged in the gear box structure.

5. The cooking appliance with the inspection cover as set forth in claim 4, wherein: the side surface of the locking structure, which is contacted with the container cover, is matched with the shape of the clamping wall of the container cover.

6. The cooking appliance with the inspection cover as set forth in claim 5, wherein: the gear box structure is arranged in the handle shell and/or the control shell, and an opening for the locking structure to extend out or retract is formed in one side, facing the cover closing gap, of the handle shell/the control shell.

7. The cooking appliance with the inspection cover as set forth in claim 5, wherein: the cap detecting structure includes:

8. The cooking appliance with the inspection cover as set forth in claim 7, wherein: the detection contact is a metal contact, and the conduction structure is a metal ring sheet.

9. The cooking appliance with the inspection cover as set forth in claim 8, wherein: one of the detection contacts is electrically connected with the main control unit, and when each locking structure is locked on the container cover, all the detection contacts are mutually conducted through the conducting structure.

10. A cooking appliance with a lid as claimed in any one of claims 1 to 9, wherein: the host computer is also provided with a Hall device used for detecting whether the container cover is buckled in place or not, the Hall device is electrically connected with the main control unit, the Hall device is arranged in the handle shell and/or the control shell, and the container cover is internally provided with a magnetic material.