CN210673037U - Cooking utensil - Google Patents

Abstract

The utility model provides a cooking utensil, include: the cooker body comprises an outer cooker and an inner cooker arranged in the outer cooker, and the inner cooker is provided with a cooking cavity; the first magnetic mechanism is arranged on the outer pot, the second magnetic mechanism is arranged in the inner pot, and the first magnetic mechanism can drive the second magnetic mechanism to move; the temperature measuring component is arranged on the outer pot to measure the temperature of the inner pot, and the temperature measuring component and the first magnetic mechanism are arranged in a split mode. Use the technical scheme of the utility model the problem that cooking utensil's assembly efficiency among the correlation technique is low can be solved effectively.

Description

Cooking utensil

Technical Field

The utility model relates to a small household electrical appliances field particularly, relates to a cooking utensil.

Background

The electric pressure cooker comprises a cooker body with an outer cooker and an inner cooker and a cooker cover, wherein in order to prevent food from being adhered to the bottom of the inner cooker in the cooking process, a magnetic stirring piece is generally arranged on the inner cooker, and a magnetic motor for driving the magnetic stirring piece is arranged on the outer cooker. The magnetic motor is generally nested with a temperature measuring assembly to measure the temperature of the inner pot while effecting movement of the driven magnetic stirring member. The structure is complex in assembly and low in assembly efficiency.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a cooking device to solve the problem of low assembly efficiency of the cooking device in the related art.

In order to achieve the above object, the present invention provides a cooking appliance, comprising: the cooker body comprises an outer cooker and an inner cooker arranged in the outer cooker, and the inner cooker is provided with a cooking cavity; the first magnetic mechanism is arranged on the outer pot, the second magnetic mechanism is arranged in the inner pot, and the first magnetic mechanism can drive the second magnetic mechanism to move; the temperature measuring component is arranged on the outer pot to measure the temperature of the inner pot, and the temperature measuring component and the first magnetic mechanism are arranged in a split mode.

Optionally, the second magnetic mechanism is located in the middle of the bottom of the inner pot, the first magnetic mechanism and the second magnetic mechanism are arranged correspondingly, and the temperature measuring assembly can be in contact with the non-central part of the inner pot to measure the temperature of the inner pot.

Optionally, the first magnetic mechanism comprises a driving motor and a driving magnet driven by the driving motor, and the second magnetic mechanism comprises a stirring assembly, and the driving magnet can drive the stirring assembly to rotate around the axis of the inner pot.

Optionally, the inner pan comprises a bottom wall and a side wall, wherein the temperature measuring component is in contact with a non-central part of the bottom wall of the inner pan, or the temperature measuring component is in contact with the side wall of the inner pan.

Optionally, the temperature measuring component is in contact with a non-central part of the bottom wall of the inner pot, and the minimum distance L between the temperature measuring component and the first magnetic mechanism is between 5mm and 15 mm.

Optionally, the cooking appliance further comprises: and the heating device is arranged between the outer pot and the inner pot, and is provided with a first avoiding hole for avoiding the first magnetic mechanism and a second avoiding hole for avoiding the temperature measuring component.

Optionally, the outer pot is provided with a supporting leg, the heating device is further provided with a third avoiding hole for avoiding the supporting leg, and the supporting leg and the temperature measuring component can support the inner pot.

Optionally, the number of the supporting legs is multiple, and the supporting legs and the temperature measuring assembly are located on the same circumference.

Optionally, the temperature measuring assembly includes a heat insulation main body, a temperature sensing piece arranged on the heat insulation main body, and a temperature sensing device capable of measuring the temperature of the temperature sensing piece, and the upper surface of the temperature sensing piece can be in contact with the inner pot.

Optionally, the temperature sensing device includes an NTC mounting assembly capable of measuring a temperature of the temperature sensing piece, and a nut engaged with the NTC mounting assembly, the NTC mounting assembly is disposed through the temperature sensing piece and the heat insulation main body, and the heat insulation main body and the temperature sensing piece are fixed together by the nut.

Optionally, a sinking platform sinking to the heat insulation main body is arranged on the upper surface of the temperature sensing piece, the NTC mounting assembly comprises a main body part with threads and a head part arranged at the end part of the main body part, the main body part is arranged in the sinking platform in a penetrating manner to be matched with the heat insulation main body and the nut, and the head part sinks in the sinking platform.

Optionally, the temperature sensing piece comprises a temperature sensing piece body and bending edges arranged on two sides of the temperature sensing piece, a first limiting structure is arranged on the heat insulation main body, and the bottom edge of the bending edge can be supported by the first limiting structure, so that the upper surface of the temperature sensing piece body protrudes out of the heat insulation main body in the installation direction of the temperature sensing piece.

Optionally, the temperature sensing piece includes a temperature sensing piece body and a ground wire connecting piece, at least a portion of the ground wire connecting piece is inserted into the heat insulation main body, and an avoiding groove is provided at a position of the heat insulation main body corresponding to a ground connection position of the ground wire connecting piece.

Optionally, the cooking appliance is an electric pressure cooker, and the outer pot comprises a housing and a heat-insulating cover located between the housing and the inner pot.

Optionally, the middle part of the bottom of pot in the second magnetic mechanism is located, first magnetic mechanism corresponds the setting with the second magnetic mechanism, temperature measuring component can contact the temperature in order to measure the interior pot with the non-central part of interior pot, first magnetic mechanism includes driving motor and by driving motor driven driving magnet, second magnetic mechanism includes the stirring subassembly, driving magnet can drive the stirring subassembly and rotate around the axis of interior pot, interior pot includes diapire and lateral wall, the non-central part contact of temperature measuring component and the diapire of interior pot, minimum distance L between temperature measuring component and the first magnetic mechanism is between 5mm to 15mm, cooking utensil still includes: the heating device is arranged between the outer pot and the inner pot, a first avoidance hole for avoiding a first magnetic mechanism and a second avoidance hole for avoiding the temperature measuring component are arranged on the heating device, a supporting leg is arranged on the outer pot, a third avoidance hole for avoiding the supporting leg is also arranged on the heating device, the supporting leg and the temperature measuring component can support the inner pot, the supporting leg and the temperature measuring component are multiple, the supporting leg and the temperature measuring component are positioned on the same circumference, the temperature measuring component comprises a heat insulation main body, a temperature sensing sheet arranged on the heat insulation main body and a temperature sensing device capable of measuring the temperature of the temperature sensing sheet, the upper surface of the temperature sensing sheet can be contacted with the inner pot, the temperature sensing device comprises an NTC mounting component capable of measuring the temperature of the temperature sensing sheet and a nut matched with the NTC mounting component, the NTC mounting component penetrates through the temperature sensing sheet and the heat insulation main body, and fixes the heat insulation main body and the temperature, the upper surface of the temperature sensing piece is provided with a sinking platform sinking to the heat insulation main body, the NTC mounting assembly comprises a main body part with threads and a head part arranged at the end part of the main body part, the main body part is penetrated through the sinking platform and matched with the heat insulation main body and is matched with a nut, the head part is sunk in the sinking platform, the temperature sensing piece comprises a temperature sensing piece body and bending edges arranged at two sides of the temperature sensing piece, a first limiting structure is arranged on the heat insulation main body, the bottom edge of the bending edge can be supported by the first limiting structure, so that the upper surface of the temperature sensing piece body protrudes out of the heat insulation main body in the mounting direction of the temperature sensing piece, the temperature sensing piece further comprises a ground wire connecting piece, at least part of the ground wire connecting piece is inserted into the heat insulation main body, a position of the heat insulation main body, corresponding to the ground wire connecting piece, is provided with a avoiding.

Use the technical scheme of the utility model, temperature measurement subassembly and the components of a whole that can function independently setting of first magnetism mechanism. By the structure, under the condition that the first magnetic mechanism can drive the second magnetic mechanism to move and the temperature measuring component can measure the temperature of the inner pot, the temperature measuring component does not need to be in sleeved fit with the first magnetic mechanism, so that the assembly of an installer is facilitated, and the assembly efficiency is improved.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic longitudinal section of a first exemplary embodiment of a cooking appliance according to the invention;

fig. 2 shows an enlarged schematic structural view at a of the cooking appliance of fig. 1;

FIG. 3 is a schematic perspective view of the combination of the heat retaining cover, the heating device and the temperature measuring assembly of the cooking appliance of FIG. 1;

FIG. 4 is a schematic perspective view of the combination of the heat retaining cover and the heating device of the cooking appliance of FIG. 1;

FIG. 5 illustrates a perspective view of a temperature measurement assembly of the cooking appliance of FIG. 1;

FIG. 6 shows a schematic perspective cross-sectional view of one direction of a temperature measurement assembly of the cooking appliance of FIG. 5;

FIG. 7 is a schematic perspective cross-sectional view of the temperature sensing assembly of FIG. 5 in another orientation;

FIG. 8 is an exploded view of an angle of the thermometric assembly of FIG. 5;

FIG. 9 is a schematic view of another angular exploded view of the thermometric assembly of FIG. 5;

FIG. 10 is a schematic perspective view of one direction of the insulating body of the thermometric assembly of FIG. 5;

FIG. 11 is a schematic perspective view of the temperature sensing assembly of FIG. 5 in another orientation;

fig. 12 is a schematic perspective view of an angle of the temperature measuring assembly according to the second embodiment of the cooking appliance of the present invention;

FIG. 13 shows a schematic perspective cross-sectional view of the thermometric assembly of FIG. 12;

FIG. 14 is a schematic view of an exploded view of the temperature sensing assembly of FIG. 12 showing a fastener, a temperature sensing piece, and an assembly of the insulating body and a support member;

FIG. 15 is an exploded view of an angle of the thermometric assembly of FIG. 12;

FIG. 16 is an exploded view of another angle of the thermometric assembly of FIG. 12;

FIG. 17 shows a schematic bottom view of the thermometric assembly of FIG. 12;

FIG. 18 is a schematic perspective view of another angle of the thermometric assembly of FIG. 12;

fig. 19 shows a schematic longitudinal sectional view of a third embodiment of a cooking appliance according to the present invention;

fig. 20 shows an enlarged schematic structural view at B of the cooking appliance of fig. 19;

fig. 21 shows an enlarged schematic structural view at C of the cooking appliance of fig. 19;

FIG. 22 shows a schematic front view of a temperature measurement assembly of the cooking appliance of FIG. 20;

FIG. 23 shows a schematic top view of the thermometric assembly of FIG. 22;

FIG. 24 shows a schematic perspective cross-sectional view of the thermometric assembly of FIG. 22;

FIG. 25 is an exploded view of an angle of the thermometric assembly of FIG. 22;

FIG. 26 is an exploded view at another angle of the thermometric assembly of FIG. 22;

FIG. 27 is a schematic perspective view of the thermometric assembly of FIG. 22 with the thermal sensing strip removed;

FIG. 28 shows a schematic bottom view of the thermometric assembly of FIG. 22;

FIG. 29 shows a schematic top view of the insulated body of the thermometric assembly of FIG. 22; and

FIG. 30 is a perspective view of the thermometer panel of the thermometric assembly of FIG. 22.

Wherein the figures include the following reference numerals:

1. a cooking cavity; 10. a pan body; 11. an outer pot; 111. a housing; 112. a heat-preserving cover; 12. an inner pot; 20. a first magnetic mechanism; 21. a drive motor; 22. a drive magnet; 30. a second magnetic mechanism; 31. a stirring assembly; 32. a mating magnet; 40. a temperature measuring component; 41. a thermally insulating body; 411. a first limit structure; 412. an avoidance groove; 413. a wire passing groove; 414. a lug; 415. positioning a groove; 417. a third recess; 418. positioning holes; 42. a temperature sensing tablet; 421. sinking a platform; 422. a temperature-sensitive sheet body; 423. bending edges; 424. a ground wire connecting sheet; 425. a contact surface; 427. a second protrusion; 428. limiting convex ribs; 43. a temperature sensing device; 431. an NTC mounting assembly; 432. a nut; 433. a main body portion; 434. a head portion; 435. an NTC temperature-sensing element; 436. a temperature fuse; 44. a support member; 441. a support plate; 442. mounting a column; 443. positioning a groove; 50. a heating device; 51. a first avoidance hole; 52. a second avoidance hole; 53. a heating device body; 54. a positioning column; 60. a fastener; 100. a baffle plate; 110. support the feet.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 11, a cooking appliance according to a first embodiment includes: the pot body 10, the first magnetic mechanism 20 and the second magnetic mechanism 30 which are matched with each other and the temperature measuring component 40. Wherein, pot body 10 includes outer pot 11 and sets up interior pot 12 in outer pot 11, and interior pot 12 has culinary art chamber 1. The first magnetic mechanism 20 is arranged on the outer pot 11, the second magnetic mechanism 30 is arranged in the inner pot 12, and the first magnetic mechanism 20 can drive the second magnetic mechanism 30 to move. The temperature measuring component 40 is arranged on the outer pot 11 to measure the temperature of the inner pot 12, the temperature measuring component 40 and the first magnetic mechanism 20 are arranged in a split mode, and the temperature measuring component 40 is located on one side, in the radial direction, of the first magnetic mechanism 20, of the pot body 10.

According to the technical scheme of the first application embodiment, the temperature measuring component 40 and the first magnetic mechanism 20 are arranged in a split manner. According to the structure, under the condition that the first magnetic mechanism 20 can drive the second magnetic mechanism 30 to move and the temperature measuring component 40 can measure the temperature of the inner pot 12, the temperature measuring component 40 does not need to be sleeved and matched with the first magnetic mechanism 20, so that the assembly of an installer is facilitated, and the assembly efficiency is improved.

As shown in fig. 1 to 4, in the first embodiment, in order to make the second magnetic mechanism 30 work better, the second magnetic mechanism 30 is disposed at the middle of the bottom of the inner pot 12, and the first magnetic mechanism 20 and the second magnetic mechanism 30 are disposed correspondingly. Since the first magnetic means 20 corresponds to the middle of the bottom of the inner pot 12, the temperature measuring unit 40 should be in contact with a non-central portion of the inner pot 12 to measure the temperature of the inner pot 12.

As shown in fig. 1 to 4, in the first embodiment, the first magnetic mechanism 20 includes a driving motor 21 and a driving magnet 22 driven by the driving motor 21, and the second magnetic mechanism 30 includes a stirring assembly 31 and a mating magnet 32, and the driving magnet 22 can magnetically mate with the mating magnet 32 to drive the stirring assembly 31 to rotate around the axis of the inner pot 12. Above-mentioned structure makes cooking utensil can realize the stirring function simultaneously at the heating process for food is heated evenly, improves the taste of food.

In the first embodiment, the inner pot 12 comprises a bottom wall and a side wall, wherein the temperature measuring component 40 is in contact with a non-central part of the bottom wall of the inner pot 12. Above-mentioned structure can guarantee on the one hand that first magnetic mechanism 20 corresponds to the central point of diapire and puts, promotes the stirring effect, improves food taste, even if interior pot 12 of on the other hand food is less, because the diapire contact of temperature measurement component 40 and interior pot 12, also can more accurately survey the interior temperature of pot 12 in consequently. Of course, in other embodiments not shown in the figures, the temperature sensing assembly 40 could also be in contact with the side wall of the inner pan 12. The structure can also realize the purpose of improving the stirring effect.

In the first embodiment, the temperature measuring component 40 is in contact with the non-central part of the bottom wall of the inner pot 12, and the minimum distance L between the temperature measuring component 40 and the first magnetic mechanism 20 is between 5mm and 15 mm. The structure can reduce the degree of mutual influence between the temperature measuring component 40 and the first magnetic mechanism 20, and ensure the reliability of the cooking utensil. The distance L is a distance between the bus bar n1 of the heat retention cover of the first magnetic means 20 and the bus bar n2 of the heat insulating main body 41 of the temperature measuring module 40 closest to the bus bar n 1.

As shown in fig. 1 to 4, in the first embodiment, the cooking appliance further includes: the heating device 50 is arranged between the outer pot 11 and the inner pot 12, and the heating device 50 is provided with a first avoidance hole 51 for avoiding the first magnetic mechanism 20 and a second avoidance hole 52 for avoiding the temperature measuring component 40. The above structure enables to drive the stirring assembly 31 to rotate and to measure the temperature of the inner pot 12 at the same time in case the heating device 50 is capable of heating the inner pot 12.

It should be noted that, as shown in fig. 2, in the present embodiment, the first avoiding hole includes a first hole section located on the upper side and a second hole section having a smaller diameter than the first hole section and located below the first hole section. A baffle 100 is disposed at the first hole section to shield the first magnetic mechanism 20.

It should be noted that the distance between the temperature measuring component 40 and the heat generating component of the heating device 50 should be greater than a predetermined distance, and the predetermined distance is 20 mm. The structure reduces the influence of the heating component on the temperature measuring component 40, so that the temperature measured by the temperature measuring component 40 is more accurate.

As shown in fig. 3 and 4, in the first embodiment, the outer pot is provided with the supporting leg 110, the heating device 50 is further provided with a third avoiding hole for avoiding the supporting leg 110, and the supporting leg 110 and the temperature measuring component 40 can support the inner pot 12. The above structure makes the inner pot 12 not to be inclined after being put into the outer pot 11. Preferably, in the present embodiment, the supporting foot 110 is a plurality of supporting feet arranged at intervals, and the supporting foot 110 and the temperature measuring assembly 40 are located at the circumferential outer side of the first magnetic mechanism 20.

As shown in fig. 3 and 4, in the first embodiment, there are a plurality of support legs 110, and the plurality of support legs 110 and the temperature measuring assembly 40 are located on the same circumference. The structure ensures that the supporting force on all parts of the inner pot 12 is more uniform and is less prone to deflection. It should be noted that, in the present embodiment, the temperature measuring assembly 40 is located at one side of the inner pan axis in the horizontal direction, so that the supporting legs 110 need to be arranged at other positions of the inner pan axis in the horizontal direction so as to prevent the inner pan 12 from deflecting after being placed in the outer pan 11. In other embodiments not shown in the figures, the temperature measuring assembly may be formed in a ring shape as a whole so that the inner pot 12 is not deflected after being placed in the outer pot 11.

As shown in fig. 3 and 5 to 11, in the first embodiment, the temperature measuring unit 40 includes a heat insulating body 41, a temperature sensing piece 42 provided on the heat insulating body 41, and a temperature sensing device 43 capable of measuring the temperature of the temperature sensing piece 42, and the upper surface of the temperature sensing piece 42 can be in contact with the inner pot 12. The structure can reduce the influence of the interference of the heating device 50 on the temperature sensing sheet 42, so that the temperature measured by the temperature sensing device 43 is closer to the real temperature of the inner pot 12.

As shown in fig. 5 to 8, in the first embodiment, the upper surface of the temperature sensing piece 42 is a contact surface 425 contacting with the outer wall of the inner pot 12. The above structure increases the contact area between the temperature sensing sheet 42 and the inner pot 12, so that the temperature measured by the temperature sensing device 43 is closer to the real temperature of the inner pot 12. Preferably, in this embodiment, the inner pot 12 is a ball pot with an arc-shaped bottom wall, and in order to increase the contact area between the temperature sensing piece 42 and the inner pot 12, in this embodiment, the contact surface 425 is an arc-shaped surface matched with the outer wall of the inner pot.

In the first embodiment, since the temperature measuring assembly 40 contacts a non-central portion of the inner pan 12, the contact surface 425 should be an asymmetric arc surface, i.e., the contact surface 425 includes a first edge and a second edge oppositely arranged in a radial direction of the inner pan 12. When the temperature measuring assembly 40 is mounted to the correct position, the first edge should be close to the center of the inner pot 12, the second edge should be far from the center of the inner pot 12, and the first edge is lower than the second edge. However, when the temperature measuring assembly 40 is reversely mounted during the mounting process, the first edge is far away from the center of the inner pan 12, and the second edge is close to the center of the inner pan 12, so that the edge close to the center of the inner pan is higher than the edge far from the center of the inner pan, and the contact surface 425 cannot contact with the inner pan 12, and the mounting process needs to be disassembled again, thereby causing the mounting efficiency to be low. In order to improve the assembly efficiency, as shown in fig. 5 to 11, in the present embodiment, the second avoiding hole 52 is adapted to the temperature measuring component, so that the temperature measuring component 40 is installed in the preset installation direction. Above-mentioned structure can prevent that temperature measurement component 40 from adorning anti-, avoids the secondary installation to improve assembly efficiency. Preferably, in this embodiment, the second avoiding hole 52 is in a non-rotationally symmetrical pattern, and further preferably, the second avoiding hole 52 is in a fan shape, a triangle shape or other shapes adapted to the outer side wall of the temperature measuring component.

As shown in fig. 6 to 9, in the first embodiment, the temperature sensing device 43 includes an NTC mounting assembly 431 capable of measuring the temperature of the temperature sensing piece 42 and a nut 432 engaged with the NTC mounting assembly 431, the NTC mounting assembly 431 is inserted through the temperature sensing piece 42 and the heat insulation body 41, and the heat insulation body 41 and the temperature sensing piece 42 are fixed together by the nut 432. The structure is simple and easy to assemble.

As shown in fig. 5 to 9, in the first embodiment, a sinking table 421 sinking toward the heat insulation main body 41 is disposed on the upper surface of the temperature sensing piece 42, the NTC mounting assembly 431 includes a main body portion 433 having a thread and a head portion 434 disposed at an end of the main body portion 433, the main body portion 433 is inserted into the sinking table 421 and the heat insulation main body 41 and is engaged with the nut 432, and the head portion 434 sinks into the sinking table 421. The above structure can ensure that the inner pot 12 can contact with the upper surface of the temperature sensing piece 42 and will not be jacked up by the head part 434. Specifically, in this embodiment, the heat insulation body 41 is made of a high temperature resistant heat insulation material such as bakelite, nylon and glass fiber, and is insulated from the heating device 50, so that the temperature sensing sheet 42 only contacts the inner pan 12, and the temperature sensing sheet mainly senses the temperature of the inner pan 12, and then transmits the temperature signal to the NTC temperature measuring element in the NTC installation assembly 431 to transmit the temperature signal to the control circuit of the main control board to open and close, thereby adjusting the temperature.

Preferably, in this embodiment, the NTC mounting assembly 431 includes a housing having an interior cavity and an NTC temperature measuring element inserted into the interior cavity, the NTC temperature measuring element being integrally cured with the housing by a high temperature resin. The head 434 of the NTC mounting component 431 is provided with a straight groove for locking with a nut.

Preferably, in the first embodiment, the thermometric assembly 40 is floatably disposed relative to the heating device 50. The structure enables the temperature measuring component 40 to be always propped against the inner pot 12, so that the temperature measurement is accurate. Further preferably, the periphery of the upper part of the heat insulation body 41 is rounded to facilitate the up-and-down movement of the temperature measurement component 40.

As shown in fig. 5 to 11, in the first embodiment, the temperature-sensing piece 42 includes a temperature-sensing piece body 422 and bent edges 423 disposed at both sides of the temperature-sensing piece 42, the heat-insulating main body 41 is provided with a first limiting structure 411, and the bottom edges of the bent edges 423 can be supported by the first limiting structure 411, so that the upper surface of the temperature-sensing piece body 422 protrudes out of the heat-insulating main body 41 in the mounting direction of the temperature-sensing piece 42. The above structure can ensure that the inner pot 12 can contact with the upper surface of the temperature sensing piece 42 and can not be jacked up by the heat insulation main body 41. Preferably, in this embodiment, the first limiting structure 411 is a groove bottom of the limiting slot.

As shown in fig. 5 to 11, in the first embodiment, the thermal chip 42 includes a thermal chip body 422 and a ground connection piece 424, at least a portion of the ground connection piece 424 is inserted into the thermal insulation main body 41, and an avoidance groove 412 is provided at a position of the thermal insulation main body 41 corresponding to a ground connection position of the ground connection piece 424. The structure is simple, the grounding operation is convenient to carry out, and the safety of the cooking appliance is guaranteed. It should be noted that, in the present embodiment, the ground connection piece 424 may be riveted or fastened by a bolt and a nut to the ground ring for ground safety protection.

As shown in fig. 5 to 11, in the first embodiment, the temperature-sensing piece 42 is formed by bending a plate material. The structure is simple and the processing and forming are easy.

As shown in fig. 1, in the first embodiment, the cooking appliance is an electric pressure cooker, and the outer pot 11 includes a housing 111 and a heat-insulating cover 112 located between the housing 111 and the inner pot 12.

The cooking appliance of the second embodiment is different from the cooking appliance of the first embodiment only in the specific structure of the temperature measuring unit 40, specifically, as shown in fig. 12 to 18, in the second embodiment, the temperature measuring unit 40 includes a heat insulating main body 41, a temperature sensing piece 42 provided on the heat insulating main body 41, a temperature sensing device 43 capable of measuring the temperature of the temperature sensing piece 42, and a support 44, and the upper surface of the temperature sensing piece 42 forms a contact surface 425. The structure can reduce the influence of the interference of the heating device 50 on the temperature sensing sheet 42, so that the temperature measured by the temperature sensing device 43 is closer to the real temperature of the inner pot 12. The supporter 44 is fixed to the temperature sensing sheet 42, so that the temperature sensing device 43 is interposed between the supporter 44 and the temperature sensing sheet 42 and is closely attached to the temperature sensing sheet 42 to precisely sense the temperature of the temperature sensing sheet 42.

As shown in fig. 16, in the first embodiment, the heat insulating main body 41 is provided with a first limit structure 411 and a second limit structure which are respectively engaged with the temperature-sensitive strip 42 and the support 44, and when the support 44 and the temperature-sensitive strip 42 are fixed by the fastening member 60, the first limit structure 411 is engaged with the temperature-sensitive strip 42 in an abutting manner, and the second limit structure is engaged with the support 44 in an abutting manner. The first and second position-limiting structures 411 and 44 can limit the position of the thermal sheet 42 and the support member 44 relative to the thermal insulation body 41.

As shown in fig. 14 to 16, in the second embodiment, the temperature-sensing piece 42 includes a temperature-sensing piece main body 422 and bent edges 423 provided on both sides of the temperature-sensing piece 42, the heat-insulating main body 41 is provided with a limit slot, and the bottom edges of the bent edges 423 can be supported by the slot bottom of the limit slot so that the upper surface of the temperature-sensing piece main body 422 protrudes from the heat-insulating main body 41 in the mounting direction of the temperature-sensing piece 42. The above structure can ensure that the inner pot 12 can contact with the upper surface of the temperature sensing piece 42 without being jacked up by the heat insulation main body 41.

In the second embodiment, the second position-limiting structure is a position-limiting surface, and the supporting member 44 is provided with a lug, and when the second position-limiting structure is installed in place, the upper surface of the lug is located below the position-limiting surface and is in abutting fit with the position-limiting surface. The structure is simple and easy to process.

As shown in fig. 12 to 16, in the second embodiment, the temperature-sensing piece 42 is provided with a sinking table 421 sinking toward the heat insulation main body 41, the fastening member 60 is connected to the supporting member 44 after passing through the sinking table 421, and the head of the fastening member 60 sinks into the sinking table 421. The above structure can ensure that the inner pot 12 can contact with the upper surface of the temperature sensing piece 42 and cannot be jacked up by the head of the fastening piece 60. Specifically, in this embodiment, the heat insulation body 41 is made of a high temperature resistant heat insulation material such as bakelite, nylon and glass fiber, and is insulated from the heating device 50, so that the temperature sensing piece 42 only contacts the inner pot 12, and mainly senses the temperature of the inner pot 12.

As shown in fig. 13 to 18, in the second embodiment, the temperature sensing device 43 includes an NTC temperature sensing element 435 and a temperature fuse 436 which are arranged at intervals. The structure is simple and the cost is low. In the second embodiment, the NTC temperature-sensing element 435 and the thermal fuse 436 each include a lead pin, and the lead pins are connected to the lead wires, and preferably, in the first embodiment, a plurality of wire passing grooves 413 are provided on the heat insulation body 41.

As shown in fig. 15 to 18, in the third embodiment, the supporting member 44 includes a supporting plate 441 and a mounting post 442, and a positioning groove 443 for positioning the temperature sensing device 43 is disposed on the supporting plate 441.

The cooking appliance of the third embodiment is different from the cooking appliance of the first embodiment in the fool-proof manner of the temperature measuring assembly 40, specifically, as shown in fig. 19 to 29, in the third embodiment, the temperature measuring assembly 40 is fool-proof by the first fool-proof structure. When installing temperature measurement component 40, installer can make temperature measurement component 40 install according to predetermined installation orientation through first fool-proof structure to reduce the assembly degree of difficulty, improve the degree of accuracy of assembly, avoid doing over again, and then improved assembly efficiency.

As shown in fig. 19 to 21, in the third embodiment, the first fool-proof structure is disposed between the temperature measuring component 40 and the heating device 50, the first fool-proof structure includes a first protrusion and a first recess which are mutually matched, one of the first protrusion and the first recess is disposed on the heating device 50, and the other one of the first protrusion and the first recess is disposed on the temperature measuring component 40. The structure is simple and easy to realize.

As shown in fig. 19 to 29, in the third embodiment, the first protrusions are plural, the first recesses are plural corresponding to the first protrusions, and the plural first protrusions are asymmetrically arranged, so that the temperature measuring assembly 40 can be installed in a predetermined installation direction. In other embodiments not shown in the drawings, the first protrusion may be provided in plurality, the first recess may be provided in plurality corresponding to the first protrusion, and at least one of the first protrusions has a different size from any of the remaining first protrusions.

As shown in fig. 21 to 26, in the third embodiment, a protrusion 414 extending outward is disposed on a side wall of the temperature measuring assembly 40, a positioning hole 418 is disposed on the protrusion 414, and the positioning hole 418 forms a first recess. The structure is simple and easy to process.

As shown in fig. 21 to 26, in the third embodiment, there are three lugs 414, two lugs 414 of the three are located at two opposite sides of the temperature measuring assembly 40, and the other lug 414 is located between the two lugs 414. When the temperature measuring component is installed, an installer can ensure that the installation direction of the temperature measuring component 40 is the preset direction by respectively matching the three first protrusions with the three positioning holes 418. Even if the installer does not install the temperature measuring assembly 40 in the predetermined direction, at least one of the first protrusions is not engaged with the positioning hole 418, the installer can quickly find the assembly direction error, so that the assembly direction error can be corrected in time.

As shown in fig. 21, in the third embodiment, the heating device 50 includes a heating device body 53 and a positioning column 54 disposed at a lower portion of the heating device body 53 and extending downward, and the positioning column 54 forms a first protrusion. The structure is simple and easy to process.

As shown in fig. 24 to 30, in the third embodiment, the temperature measuring unit 40 includes a heat insulating body 41, a temperature sensing piece 42, and a temperature sensing device 43, the temperature sensing piece 42 is in contact with the inner pot 12, the temperature sensing device 43 is in contact with the temperature sensing piece 42 to measure the temperature of the inner pot 12, and the upper surface of the temperature sensing piece 42 is a contact surface 425 in contact with the inner pot 12. The structure can reduce the influence of the interference of the heating device 50 on the temperature sensing sheet 42, so that the temperature measured by the temperature sensing device 43 is closer to the real temperature of the inner pot 12.

As shown in fig. 22 to 30, in the third embodiment, since the contact surface 425 of the temperature sensing piece 42 is an arc surface with one side lower than the other side higher, the temperature sensing piece 42 should also be installed on the heat insulation main body 41 according to a predetermined installation direction to ensure that each produced temperature measurement assembly 40 is the same, so as to ensure that each temperature measurement assembly 40 can be quickly assembled in place under the action of the first fool-proof structure. In order to enable the temperature sensing piece 42 to be installed on the heat insulation main body 41 according to the preset installation direction, in the third embodiment, a second fool-proof structure is provided between the temperature sensing piece 42 and the heat insulation main body 41, so that the temperature sensing piece 42 is installed according to the preset installation direction.

As shown in fig. 24 to 30, in the third embodiment, the second fool-proofing structure includes a second protrusion 427 and a third recess 417, which are matched with each other, one of the second protrusion 427 and the third recess 417 is disposed on the thermal sensing piece 42, and the other of the second protrusion 427 and the third recess 417 is disposed on the thermal insulation main body 41. The structure is simple and easy to assemble. The second protrusion 427 can be smoothly inserted into the third recess 417 only when the installer mounts the temperature-sensing chip 42 in a preset direction.

As shown in fig. 24 to 30, in the third embodiment, the second protrusions 427 are three protrusions arranged at intervals along the temperature-sensitive strip 42, and the distance between two adjacent second protrusions 427 is different. The structure is simple and easy to realize.

As shown in fig. 24 to 26, in the third embodiment, the heat insulating body 41 and the temperature sensing sheet 42 are fixed together by the fastening member 60, the temperature sensing device 43 is interposed between the heat insulating body 41 and the temperature sensing sheet 42, and the temperature sensing device 43 is in close contact with the temperature sensing sheet 42. The structure is simple, and the assembly is convenient.

As shown in fig. 25 and 30, in the third embodiment, the second protrusion 427 is provided on the lower surface of the temperature-sensing chip 42, the temperature-sensing chip is circular, and a plurality of second protrusions 427 are arranged at intervals along the edge of the temperature-sensing chip 42. A limiting convex rib 428 is arranged between two adjacent second protrusions 427, a first limiting structure 411 is arranged on the heat insulation main body 41, and the bottom edge of the limiting convex rib 428 can be supported by the first limiting structure 411, so that the upper surface of the temperature sensing piece 42 protrudes out of the heat insulation main body 41 in the installation direction of the temperature sensing piece 42. The above structure can ensure that the inner pot 12 can contact with the upper surface of the temperature sensing piece 42 without being jacked up by the heat insulation main body 41.

As shown in fig. 26, 27 and 30, in the third embodiment, the thermal chip 42 includes a thermal chip body 422 and a ground connection piece 424, at least a portion of the ground connection piece 424 is inserted into the thermal insulation main body 41, and an avoidance groove 412 is provided in the thermal insulation main body 41 at a position corresponding to a ground connection of the ground connection piece 424. The structure is simple, the grounding operation is convenient to carry out, and the safety of the cooking appliance is guaranteed. It should be noted that, in the third embodiment, the ground wire connecting piece 424 can be riveted or fastened by a bolt and a nut to the ground wire ground ring for the ground safety protection process.

In the third embodiment, the temperature-sensing piece body 422, the second protrusion 427, the limiting rib 428 and the ground wire connecting piece 424 are integrally formed.

As shown in fig. 25 to 29, in the third embodiment, the temperature sensing device 43 includes an NTC temperature sensing element 435 and a temperature fuse 436 which are arranged at intervals. The structure is simple and the cost is low. In the third embodiment, the NTC temperature-sensing element 435 and the thermal fuse 436 each include a pin, and the pins are connected to the leads, and preferably, in the third embodiment, a plurality of wire passing grooves 413 are provided on the heat insulation body 41.

As shown in fig. 27 and 29, in the third embodiment, the heat insulating main body 41 is provided with a positioning groove 415 for positioning the temperature sensing device 43.

As shown in fig. 24 and 25, in the third embodiment, the heat sensitive sheet 42 is provided with a sinking table 421 sinking toward the heat insulating main body 41, the fastening member 60 is connected to the heat insulating main body 41 after passing through the sinking table 421, and the head of the fastening member 60 sinks into the sinking table 421. The above structure can ensure that the inner pot 12 can contact with the upper surface of the temperature sensing piece 42 and cannot be jacked up by the head of the fastening piece 60. Specifically, in this embodiment, the heat insulation body 41 is made of a high temperature resistant heat insulation material such as bakelite, nylon and glass fiber, and is insulated from the heating device 50, so that the temperature sensing piece 42 only contacts the inner pot 12, and mainly senses the temperature of the inner pot 12.

Preferably, in the third embodiment, the temperature measuring assembly 40 is floatably disposed with respect to the heating device 50. The structure enables the temperature measuring component 40 to be always propped against the inner pot 12, so that the temperature measurement is accurate. Further preferably, the periphery of the upper part of the heat insulation body 41 is rounded to facilitate the up-and-down movement of the temperature measurement component 40.

In the third embodiment, the temperature-sensing piece 42 is formed by bending a plate material. The structure is simple and the processing and forming are easy.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (15)

1. A cooking appliance, comprising:

the cooking pot comprises a pot body (10) and a pot handle, wherein the pot body comprises an outer pot (11) and an inner pot (12) arranged in the outer pot (11), and the inner pot (12) is provided with a cooking cavity (1);

the inner pot comprises a first magnetic mechanism (20) and a second magnetic mechanism (30) which are matched with each other, wherein the first magnetic mechanism (20) is arranged on the outer pot (11), the second magnetic mechanism (30) is arranged in the inner pot (12), and the first magnetic mechanism (20) can drive the second magnetic mechanism (30) to move;

the temperature measuring component (40) is arranged on the outer pot (11) to measure the temperature of the inner pot (12), and the temperature measuring component (40) and the first magnetic mechanism (20) are arranged in a split mode.

2. The cooking appliance according to claim 1, wherein the second magnetic mechanism (30) is located in the middle of the bottom of the inner pot (12), the first magnetic mechanism (20) is arranged corresponding to the second magnetic mechanism (30), and the temperature measuring component (40) can be contacted with a non-central part of the inner pot (12) to measure the temperature of the inner pot (12).

3. The cooking appliance according to claim 1 or 2, wherein the first magnetic means (20) comprise a drive motor (21) and a drive magnet (22) driven by the drive motor (21), and the second magnetic means (30) comprise a stirring assembly (31), the drive magnet (22) being able to drive the stirring assembly (31) in rotation about the axis of the inner pan (12).

4. Cooking appliance according to claim 2, wherein the inner pan (12) comprises a bottom wall and side walls, wherein,

the temperature measuring component (40) is contacted with the non-central part of the bottom wall of the inner pan (12), or,

the temperature measuring component (40) is contacted with the side wall of the inner pot (12).

5. The cooking appliance according to claim 2, wherein the thermometric assembly (40) is in contact with a non-central portion of the bottom wall of the inner pan (12), the minimum distance L between the thermometric assembly (40) and the first magnetic means (20) being between 5mm and 15 mm.

6. The cooking appliance of claim 1, further comprising:

heating device (50), set up in outer pot (11) with between interior pot (12), be provided with on heating device (50) and be used for dodging first dodging hole (51) of first magnetic mechanism (20) and be used for dodging second dodging hole (52) of temperature measurement subassembly (40).

7. The cooking appliance according to claim 6, wherein the outer pot is provided with a supporting foot (110), the heating device (50) is further provided with a third avoiding hole for avoiding the supporting foot (110), and the supporting foot (110) and the temperature measuring component (40) can support the inner pot (12).

8. The cooking appliance according to claim 7, wherein the supporting foot (110) is a plurality of supporting feet, and the supporting feet (110) and the temperature measuring assembly (40) are located on the same circumference.

9. The cooking appliance according to claim 1, wherein the thermometric assembly (40) comprises a thermally insulating body (41), a temperature sensing strip (42) provided on the thermally insulating body (41), and a temperature sensing device (43) capable of measuring the temperature of the temperature sensing strip (42), the upper surface of the temperature sensing strip (42) being capable of contacting the inner pan (12).

10. The cooking appliance according to claim 9, wherein the temperature sensing means (43) comprises an NTC mounting assembly (431) capable of measuring the temperature of the temperature sensing piece (42) and a nut (432) engaged with the NTC mounting assembly (431), the NTC mounting assembly (431) is inserted through the temperature sensing piece (42) and the heat insulation body (41), and the heat insulation body (41) and the temperature sensing piece (42) are fixed together by the nut (432).

11. The cooking appliance according to claim 10, wherein a sinking platform (421) sinking toward the heat insulation body (41) is provided on an upper surface of the temperature sensing piece (42), the NTC mounting assembly (431) includes a body portion (433) having a thread and a head portion (434) provided at an end of the body portion (433), the body portion (433) is inserted into the sinking platform (421) and is engaged with the heat insulation body (41) and the nut (432), and the head portion (434) sinks into the sinking platform (421).

12. The cooking utensil according to claim 9, wherein the temperature sensing piece (42) comprises a temperature sensing piece body (422) and bending edges (423) arranged at two sides of the temperature sensing piece (42), a first limiting structure (411) is arranged on the heat insulation main body (41), and the bottom edges of the bending edges (423) can be supported by the first limiting structure (411), so that the upper surface of the temperature sensing piece body (422) protrudes out of the heat insulation main body (41) in the installation direction of the temperature sensing piece (42).

13. The cooking appliance according to claim 9 or 12, wherein the temperature-sensing chip (42) includes a temperature-sensing chip body (422) and a ground wire connection piece (424), at least a portion of the ground wire connection piece (424) is inserted into the heat insulation main body (41), and a relief groove (412) is provided at a position of the heat insulation main body (41) corresponding to a ground connection of the ground wire connection piece (424).

14. The cooking appliance according to claim 1, wherein the cooking appliance is an electric pressure cooker, and the outer pot (11) comprises a housing (111) and a heat-insulating cover (112) between the housing (111) and the inner pot (12).

15. The cooking appliance according to claim 1, wherein the second magnetic mechanism (30) is located at a middle portion of the bottom of the inner pan (12), the first magnetic mechanism (20) is disposed corresponding to the second magnetic mechanism (30), the temperature measuring component (40) can be in contact with a non-central portion of the inner pan (12) to measure the temperature of the inner pan (12), the first magnetic mechanism (20) comprises a driving motor (21) and a driving magnet (22) driven by the driving motor (21), the second magnetic mechanism (30) comprises a stirring component (31), the driving magnet (22) can drive the stirring component (31) to rotate around the axis of the inner pan (12), the inner pan (12) comprises a bottom wall and a side wall, and the temperature measuring component (40) is in contact with the non-central portion of the bottom wall of the inner pan (12), the minimum distance L between the temperature measurement assembly (40) and the first magnetic mechanism (20) is between 5mm and 15mm, and the cooking appliance further comprises: the heating device (50) is arranged between the outer pot (11) and the inner pot (12), a first avoidance hole (51) for avoiding the first magnetic mechanism (20) and a second avoidance hole (52) for avoiding the temperature measurement component (40) are arranged on the heating device (50), the outer pot is provided with a plurality of supporting legs (110), the heating device (50) is further provided with a third avoidance hole for avoiding the supporting legs (110), the supporting legs (110) and the temperature measurement component (40) can support the inner pot (12), the supporting legs (110) are multiple, the supporting legs (110) and the temperature measurement component (40) are located on the same circumference, the temperature measurement component (40) comprises a heat insulation main body (41), a temperature sensing sheet (42) arranged on the heat insulation main body (41) and a temperature sensing device (43) capable of measuring the temperature of the temperature sensing sheet (42), the upper surface of the temperature sensing piece (42) can be contacted with the inner pot (12), the temperature sensing device (43) comprises an NTC mounting component (431) capable of measuring the temperature of the temperature sensing piece (42) and a nut (432) matched with the NTC mounting component (431), the NTC mounting component (431) is arranged on the temperature sensing piece (42) and the heat insulation main body (41) in a penetrating way, the heat insulation main body (41) and the temperature sensing piece (42) are fixed together through the nut (432), a sinking platform (421) sinking to the heat insulation main body (41) is arranged on the upper surface of the temperature sensing piece (42), the NTC mounting component (431) comprises a main body part (433) with threads and a head part (434) arranged at the end part of the main body part (433), the main body part (433) is arranged on the sinking platform (421) and the heat insulation main body (41) in a penetrating way and is matched with the nut (432), the head part (434) sinks in the sinking platform (421), the temperature sensing piece (42) comprises a temperature sensing piece body (422) and bending edges (423) arranged at two sides of the temperature sensing piece (42), the heat insulation main body (41) is provided with a first limit structure (411), the bottom edge of the bending edge (423) can be supported by the first limit structure (411), so that the upper surface of the temperature-sensing sheet body (422) protrudes from the heat-insulating main body (41) in the mounting direction of the temperature-sensing sheet (42), the temperature sensing piece (42) further comprises a ground wire connecting piece (424), at least part of the ground wire connecting piece (424) is inserted into the heat insulation main body (41), an avoiding groove (412) is arranged at the position of the heat insulation main body (41) corresponding to the grounding connection position of the grounding wire connecting sheet (424), the outer pot (11) comprises a shell (111) and a heat preservation cover (112) positioned between the shell (111) and the inner pot (12).

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