Food probe socket assembly and steaming oven

By designing a combination of protective cover, socket and sealing plug in the steam oven food probe assembly, the electrode short circuit problem caused by steam is solved, stable circuit connection and detection accuracy is achieved, and the reliability of the plug-in and unplugging process is improved.

CN223206530UActive Publication Date: 2025-08-08NINGBO FOTILE KITCHEN WARE CO LTD
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Patent Information

Application Number
CN202422390486.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-29
Publication Date
2025-08-08
Estimated Expiration
2034-09-29

AI Technical Summary

Technical Problem

In the existing steam oven food probe assembly, water vapor inlets in the socket due to the existence of steam, which can easily lead to short circuit of the detection electrode, false alarms and circuit instability problems.

Method used

A food probe socket assembly including a protective cover, socket and sealing plug is designed. The electrode is wrapped by the mating of the protective cover and the seat body, and the sealing plug is blocked to prevent water vapor from entering, ensuring normal communication between the electrode and the external circuit, and stably connecting the socket through the step fitting and clamping structure to avoid shaking and short circuit during the plugging and unplugging process.

Benefits of technology

It effectively prevents electrode short circuits, ensures the normal operation and detection accuracy of the circuit, reduces misjudgment, and improves the stability of the plug-in and unplugging process and the safety of the circuit.

✦ Generated by Eureka AI based on patent content.

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Abstract

The food probe socket assembly comprises a protective cover, a socket and a sealing plug, the protective cover is provided with a mounting hole, the socket comprises a seat body, a first electrode and a second electrode, the seat body is arranged in the mounting hole in a sealed mode, the first electrode and the second electrode are fixedly arranged on the seat body, the seat body is provided with a jack matched with a probe plug, and the sealing plug is detachably inserted into the jack. The first electrode and the second electrode are wrapped to form protection through the cooperation of the protective cover and the seat body, and meanwhile, the sealing plug blocks the jack, so that the short circuit of the first electrode or the second electrode caused by condensed water formed after water vapor enters the protective cover is avoided; even if water vapor enters the jack, normal communication between the first electrode and the second electrode and an external circuit is not affected, normal work of the circuit is guaranteed, and misjudgment can be avoided during plugging detection.
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Description

Technical Field

[0001] The utility model relates to the technical field of food probes for steaming ovens, in particular to a food probe socket component and a steaming oven. Background Art

[0002] Currently, steam ovens on the market may come with a food probe. When cooking, customers only need to insert the food probe into the center of the food and set the food's cooked temperature. There is no need to set additional parameters. Once the food probe detects that the center temperature of the food has reached the cooked temperature, it will remind the customer that cooking is complete. The use of a food probe, on the one hand, saves customers from the complicated parameter settings. On the other hand, it can also prevent problems such as food being burnt or undercooked. The socket in an existing food probe assembly is tubular, and the contacts of the detection electrode are arranged inside the tube. The detection electrode detects whether the probe is located in the sleeve and whether it is inserted in place. In actual use, due to the presence of steam, water vapor easily enters the sleeve, which is difficult to clean. As a result, when the probe is inserted again, the detection electrode is easily short-circuited, resulting in false alarms. Utility Model Content

[0003] Since the existing food probe assembly has a risk of short circuiting of the detection electrodes when the probe is designed to be pluggable, it is necessary to provide a food probe socket assembly and a steam oven.

[0004] Food probe socket assembly, for mating with probe plug, including:

[0005] A protective cover having a mounting hole;

[0006] A socket comprising a base body sealed in the mounting hole and a first electrode and a second electrode located in the protective cover and fixed to the base body, wherein the base body has a socket for matching with the probe plug; and

[0007] A sealing plug is detachably inserted into the insertion hole.

[0008] With such a configuration, the first electrode and the second electrode are wrapped to form protection through the cooperation of the protective cover and the base body, and the sealing plug blocks the socket at the same time, thereby preventing condensation formed after water vapor enters the protective cover and causing a short circuit of the first electrode or the second electrode. Since the first electrode and the second electrode are located outside the socket, when the probe plug is plugged in and out multiple times, even if water vapor enters the socket, it will not affect the normal connection between the first electrode and the second electrode and the external circuit, thereby ensuring the normal operation of the circuit and avoiding misjudgment during plug-in and unplug detection.

[0009] In one embodiment, the seat body includes a plug-in portion inserted into the mounting hole and a stop portion radially extending from one end of the plug-in portion located inside the protective cover to form a limiting step that is snapped into the mounting hole, and the plug-in hole axially passes through the stop portion and the plug-in portion.

[0010] With such a configuration, the stepped fit can prevent the socket body from falling out of the protective cover during the plugging and unplugging process, and also ensures a tight connection between the socket and the protective cover, preventing the socket from shaking easily.

[0011] In one embodiment, the seat body further includes an extension portion extending from the plug-in portion in a direction away from the stop portion, and the insertion hole axially passes through the extension portion.

[0012] With such a configuration, due to the presence of the extension portion, the axial length of the jack is extended, so that the probe plug is more stable during insertion into the jack and is less likely to be off-axis.

[0013] In one embodiment, the first electrode includes a first elastic arm extending from the base along the axial direction of the jack and a first abutting arm extending from an end of the first elastic arm away from the base toward the central axis of the jack;

[0014] The second electrode includes a second elastic arm extending from the base along the axial direction of the insertion hole and a second abutting arm extending from an end of the second elastic arm away from the base toward the central axis of the insertion hole.

[0015] With such an arrangement, the snap-fit structure formed in this way can ensure that the first electrode and the second electrode remain electrically connected to the probe plug inserted into the jack, maintaining the connectivity of the circuit. At the same time, the contact surface is smaller than the surface contact in the prior art, which can avoid the water vapor brought in by the probe plug causing a short circuit problem in the circuit.

[0016] In one embodiment, an axial distance between an end portion of the first abutting arm and the seat body is greater than an axial distance between the second abutting arm and the seat body.

[0017] This arrangement can detect whether the probe plug is fully inserted. When the probe plug fails to abut against the first abutting arm, the user is reminded not to start cooking at this time to prevent steam from leaking from the socket into the protective cover.

[0018] In one embodiment, the socket further includes a first terminal, a second terminal and a grounding terminal fixed to the base body, the first terminal is electrically connected to the first electrode, the second terminal is electrically connected to the second electrode, and the grounding terminal is electrically connected to the first electrode or the second electrode and is used for grounding.

[0019] Such an arrangement facilitates wiring, and the first terminal, the second terminal and the ground terminal do not contact the probe plug inserted into the jack, thereby ensuring the stability of the circuit connection.

[0020] In one embodiment, the sealing plug includes a plug body detachably inserted into the insertion hole and a sling ring connected to the plug body, and the sling ring is installed on the seat.

[0021] Such an arrangement helps to avoid the loss of the sealing plug.

[0022] In one embodiment, the plug body includes a metal portion for inserting into the insertion hole and an insulating portion connected to the metal portion.

[0023] With such a configuration, it is understandable that the resistance of the metal portion is different from the resistance of the probe plug, and thus detection of the inserted object can be achieved, thereby distinguishing different probe plugs.

[0024] This application also provides a steam oven, including:

[0025] Inner liner assembly;

[0026] As the food probe socket assembly described above, the food probe socket assembly is mounted on the inner pot assembly; and

[0027] A probe plug is used to match and plug into the socket of the food probe socket assembly.

[0028] With this setting, the pluggable design of the probe plug not only derives two steaming and baking modes, but also facilitates the replacement of different probe plugs, which is convenient for maintenance and can adapt different probe plugs to different foods, increasing the diversity of steaming and baking modes and the ease of operation.

[0029] In one embodiment, the inner liner assembly includes an inner wall and an outer wall arranged at intervals, the inner wall is provided with a positioning hole corresponding to the insertion hole of the food probe socket assembly, and the outer wall is provided with an air vent corresponding to the positioning hole. The protective cover of the food probe socket assembly surrounds the air vent and extends to the positioning hole to divide the interval space between the inner wall and the outer wall into a first cavity connected to the outside of the inner liner assembly and a second cavity for filling with an insulator.

[0030] With this arrangement, steam that accidentally enters the protective cover can be discharged from the vents in a timely manner, avoiding condensation in the protective cover, reducing the presence of condensed water, and lowering the risk of circuit short circuit. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 This is a structural schematic diagram of a steam oven in a non-probe mode according to an embodiment of the present application;

[0032] Figure 2 for Figure 1 A cross-sectional view of the steam oven shown at the food probe socket assembly;

[0033] Figure 3 This is a schematic structural diagram of a steam oven in a probe mode according to an embodiment of the present application;

[0034] Figure 4 for Figure 3 A cross-sectional view of the steam oven shown at the food probe socket assembly;

[0035] Figure 5 for Figure 4 Schematic diagram of the structure of the middle socket;

[0036] Figure 6 for Figure 4 Schematic diagram of the structure of the middle sealing plug;

[0037] Figure 7 for Figure 4 Schematic diagram of the probe structure.

[0038] Reference numerals:

[0039] 10. Protective cover; 20. Socket; 201. Socket; 202. Limiting step; 21. Socket; 211. Connecting portion; 212. Stopper; 213. Extension portion; 22. First electrode; 221. First elastic arm; 222. First abutting arm; 223. First hook; 23. Second electrode; 231. Second elastic arm; 232. Second abutting arm; 233. Second hook; 24. First terminal; 25. Second terminal; 26. Ground terminal ;30. Sealing plug;31. Plug body;311. Metal part;312. Insulating part;313. Sealing part;32. Sling ring;33. Ball head;40. Probe plug;41. Fitting part;42. Connecting line;43. Temperature sensing part;44. Sealing rib;50. Inner tank assembly;501. First cavity;502. Second cavity;51. Inner wall;511. Positioning hole;52. Outer wall;521. Vent;60. Fastening bolt;601. Snap-in groove. DETAILED DESCRIPTION

[0040] To make the above-mentioned objects, features, and advantages of the present invention more clearly understood, the following detailed description of specific embodiments of the present invention is provided in conjunction with the accompanying drawings. The following description sets forth many specific details to facilitate a full understanding of the present invention. However, the present invention can be implemented in many other ways than those described herein, and those skilled in the art may make similar modifications without departing from the scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0041] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation to the present invention.

[0042] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of this utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0043] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, or indirect connection through an intermediate medium; internal communication between two components, or interaction between two components, unless otherwise specified. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0044] In the present invention, unless otherwise expressly specified or limited, when a first feature is "above" or "below" a second feature, it may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediary. Furthermore, when a first feature is "above," "above," or "above" a second feature, it may mean that the first feature is directly above or diagonally above the second feature, or simply means that the first feature is at a higher level than the second feature. When a first feature is "below," "below," or "below" a second feature, it may mean that the first feature is directly below or diagonally below the second feature, or simply means that the first feature is at a lower level than the second feature.

[0045] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or there may be an intermediate element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be an intermediate element. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and similar expressions used herein are for illustrative purposes only and do not represent the only implementation methods.

[0046] Currently, steam ovens on the market may come with a food probe. When cooking, customers only need to insert the food probe into the center of the food and set the food's cooked temperature. There is no need to set additional parameters. Once the food probe detects that the center temperature of the food has reached the cooked temperature, it will remind the customer that cooking is complete. The use of a food probe, on the one hand, saves customers from the complicated parameter settings. On the other hand, it can also prevent problems such as food being burnt or undercooked. The socket in an existing food probe assembly is tubular, and the contacts of the detection electrode are arranged inside the tube. The detection electrode detects whether the probe is located in the sleeve and whether it is inserted in place. In actual use, due to the presence of steam, water vapor easily enters the sleeve, which is difficult to clean. As a result, when the probe is inserted again, the detection electrode is easily short-circuited, resulting in false alarms.

[0047] Based on this, it is necessary to provide a food probe socket assembly and a steam oven that can avoid electrode short circuit during the use of the probe plug.

[0048] See also Figures 1 to 4 , Figure 1 This is a structural diagram of a steam oven in a non-probe mode according to an embodiment of the present application. Figure 2 for Figure 1 A cross-sectional view of the steam oven shown at the food probe socket assembly, Figure 3 This is a schematic structural diagram of a steam oven in probe mode according to an embodiment of the present application. Figure 4 for Figure 3The food probe socket assembly of the steam oven shown in the figure includes a protective cover 10, a socket 20, and a sealing plug 30. The protective cover 10 has a mounting hole, and the socket 20 includes a base 21, a first electrode 22, and a second electrode 23. The base 21 is sealed in the mounting hole, and the first electrode 22 and the second electrode 23 are fixed to the base 21. The base 21 has a socket 201 that matches the probe plug 40, and the sealing plug 30 is removably inserted into the socket 201. The first electrode 22 and the second electrode 23 are wrapped and protected by the cooperation of the protective cover 10 and the base body 21. At the same time, the sealing plug 30 blocks the socket 201, thereby preventing condensation formed after water vapor enters the protective cover 10 and causes a short circuit of the first electrode 22 or the second electrode 23. Since the first electrode 22 and the second electrode 23 are located outside the socket 201, when the probe plug 40 is plugged in and out multiple times, even if water vapor enters the socket 201, it will not affect the normal connection between the first electrode 22 and the second electrode 23 and the external circuit, thereby ensuring the normal operation of the circuit and avoiding misjudgment during plug-in and unplug detection.

[0049] See also Figure 4 and Figure 5Specifically, the seat body 21 includes a plug-in portion 211, a stop portion 212 and an extension portion 213. The plug-in portion 211 is inserted into the mounting hole, and the stop portion 212 extends radially from one end of the plug-in portion 211 located inside the protective cover 10, thereby forming a limit step 202 that is engaged with the mounting hole. The extension portion 213 extends from the plug-in portion 211 in a direction away from the stop portion 212, and the socket 201 axially passes through the stop portion 212, the plug-in portion 211 and the extension portion 213. This stepped matching method can prevent the seat body 21 of the socket 20 from falling out of the protective cover 10 during the plug-in and pull-out process, and also ensures a tight connection between the socket 20 and the protective cover 10, so that the socket 20 is not easy to shake. Due to the existence of the extension portion 213, the axial length of the socket 201 is extended, making the probe plug 40 more stable during the insertion into the socket 201 and less prone to deflection. Specifically, the first electrode 22 includes a first elastic arm 221 and a first abutment arm 222, the first elastic arm 221 extends axially from the base body 21, and the first abutment arm 222 extends from the end of the first elastic arm 221 away from the base body 21 toward the central axis of the socket 201; the second electrode 23 has a similar structure to the first electrode 22, including a second elastic arm 231 and a second abutment arm 232, the second elastic arm 231 extends axially from the base body 21, and the second abutment arm 232 extends from the end of the second elastic arm 231 away from the base body 21 toward the central axis of the socket 201. The clamping structure formed in this way can ensure that the first electrode 22 and the second electrode 23 remain electrically connected to the probe plug 40 inserted into the socket 201, maintaining the connectivity of the circuit. At the same time, the contact surface is smaller than the surface contact in the prior art, which can avoid the problem of short circuit in the circuit caused by water vapor brought in by the probe plug 40. It is worth noting that the first elastic arm 221 and the first abutting arm 222 are arranged at an angle and the angle between them is an acute angle to increase the structural elasticity of the first electrode 22. A first hook 223 is also provided at the end of the first abutting arm 222 to guide the first electrode 22 to expand and deform outward when the probe plug 40 is inserted. The structure of the second electrode 23 is also the same. A second hook 233 is also provided at the end of the second abutting arm 232.

[0050] See also Figure 5 , Figure 5 for Figure 4Schematic diagram of the structure of the socket 20. Optionally, in this embodiment, the axial distance between the end of the first abutting arm 222 and the base body 21 is greater than the axial distance between the second abutting arm 232 and the base body 21. This allows detection of whether the probe plug 40 is fully inserted. When the probe plug 40 fails to abut the first abutting arm 222, the user is reminded not to start cooking at this time to prevent steam from leaking from the socket 201 into the protective cover 10. In addition, the socket 20 also includes a first terminal 24, a second terminal 25, and a grounding terminal 26 fixed to the base body 21. The first terminal 24 is electrically connected to the first electrode 22, the second terminal 25 is electrically connected to the second electrode 23, and the grounding terminal 26 is electrically connected to the first electrode 22 or the second electrode 23 and is used for grounding. It is noteworthy that the first electrode 22, the second electrode 23, the first terminal 24, the second terminal 25, and the ground terminal 26 are arranged around the socket 201. This fully utilizes the space within the protective cover 10 and prevents steam condensation leaking from the socket 201 from causing short circuits between the electrodes, between the electrodes and the terminals, and between the terminals, thereby ensuring accurate test results and electrical safety. In addition, since the probe plug 40 is surrounded by a sealing rib 44, an interference fit between the sealing rib 44 and the base 21 prevents steam from entering the protective cover 10 during use. To facilitate insertion, the actual size of the probe plug 40 is smaller than the size of the socket 201, which makes the probe plug 40 prone to shaking after insertion. Therefore, in this embodiment, the first electrode 22 and the second electrode 23 are arranged asymmetrically, so that the end of the probe plug 40 inserted into the socket 201 abuts against the base 21, thus forming a limit on both ends of the probe plug 40 and preventing shaking of the probe plug 40. It is understandable that, since the extension portion 213 also extends the axial length of the insertion hole 201 , the deflection angle of the probe plug 40 after being inserted into the insertion hole 201 is further limited, thereby reducing the shaking of the probe plug 40 .

[0051] See also Figure 6 , Figure 6 for Figure 4Schematic diagram of the structure of the sealing plug 30. Optionally, in one embodiment provided herein, the sealing plug 30 includes a plug body 31 and a sling ring 32. The plug body 31 is removably inserted into the insertion hole 201, and the sling ring 32 is mounted on the base 21. This helps prevent the sealing plug 30 from being lost. Similar to the probe plug 40, the insulating portion 312 of the plug body 31 is also surrounded by a sealing portion 313 for an interference fit with the base 21. Furthermore, the socket 20 also includes a fastening bolt 60 threadedly connected to the extension 213 of the base 21. The fastening bolt 60 is provided with a snap-fitting groove 601, into which the sling ring 32 snaps. This not only increases the tightness of the connection between the sling ring 32 and the fastening bolt 60, but also enables the sling ring 32 to rotate with the fastening bolt 60. Optionally, in this embodiment provided herein, the sling ring 32 is made of silicone. Optionally, the plug body 31 includes a metal portion 311 for inserting into the receptacle 201 and an insulating portion 312 connected to the metal portion 311. It is understood that the resistance of the metal portion 311 is different from the resistance of the probe plug 40. This allows for detection of the inserted object and thus distinguishes between different probes. Specifically, when the sealing plug 30 is inserted into the receptacle 201, the steam-bake mode of the steam oven is in non-probe mode, while when the probe plug 40 is inserted into the receptacle 201, the steam-bake mode of the steam oven is in probe mode. In other cases, the user is prompted to check the food probe socket assembly. Optionally, the insulating portion 312 is further provided with a ball head 33 to facilitate user insertion and removal of the sealing plug 30.

[0052] Please also refer to Figures 1 to 4 and Figure 7The present application also provides a steam oven, comprising an inner pot assembly 50, a probe plug 40, and the aforementioned food probe socket assembly. The food probe socket assembly is mounted on the inner pot assembly 50, and the probe plug 40 is used to mate with and plug into the socket 201 of the food probe socket assembly. The probe plug 40 specifically comprises a mating portion 41 that mates with the food probe socket assembly, a temperature sensing portion 43 for inserting into food to sense the food temperature, and a connecting wire 42 connecting the mating portion 41 and the temperature sensing portion 43. Thus, the pluggable design of the probe plug 40 not only derives two steaming and baking modes, but also facilitates the replacement of different probe plugs 40, which not only facilitates maintenance but also enables the adaptation of different probe plugs 40 to different foods, thereby increasing the diversity of steaming and baking modes and the ease of operation. Specifically, in the embodiment provided herein, the inner liner assembly 50 includes an inner wall 51 and an outer wall 52 spaced apart. The inner wall 51 is provided with a positioning hole 511 corresponding to the insertion hole 201 of the food probe socket assembly, and the outer wall 52 is provided with a vent hole 521 corresponding to the positioning hole 511. The protective cover 10 of the food probe socket assembly surrounds the vent hole 521 and extends to the positioning hole 511, thereby dividing the space between the inner wall 51 and the outer wall 52 into a first cavity 501 communicating with the exterior of the inner liner assembly 50 and a second cavity 502 for filling with insulation. In this way, steam that accidentally enters the protective cover 10 can be promptly discharged through the vent hole 521, preventing condensation within the protective cover 10, reducing the presence of condensed water, and lowering the risk of electrical short circuits. Since the inner and outer walls 52 of the liner assembly 50 are usually filled with insulation cotton such as glass fiber, that is, the second cavity 502 is filled with insulation cotton, in this embodiment provided by the present application, the presence of the protective cover 10 can also reduce the insulation cotton from being accidentally brought into the first cavity 501 when the probe plug 40 is plugged in and out. Optionally, the protective cover 10 is made of silicone or rubber. Optionally, in this embodiment provided by the present application, the stopper 212 and the plug-in portion 211 of the seat 21 are located in the first cavity 501, and the extension portion 213 extends from the positioning hole 511, the fastening bolt 60 is located outside the first cavity 501 and abuts against the inner wall 51 of the liner assembly 50, and the stopper 212 and the fastening bolt 60 relatively squeeze the protective cover 10 and the inner wall 51 of the liner assembly 50, thereby positioning the socket 20 to the positioning hole 511.

[0053] The technical features of the above-mentioned embodiments can be combined arbitrarily. In order to make the description concise, not all possible combinations of the technical features in the above-mentioned embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0054] The above-described embodiments merely represent several implementations of the present invention. While the descriptions are relatively specific and detailed, they should not be construed as limiting the scope of the utility model patent. It should be noted that a person skilled in the art would be able to make various modifications and improvements without departing from the concept of the present invention, and these modifications and improvements fall within the scope of protection of the present invention. Therefore, the scope of protection of the present utility model patent shall be determined by the appended claims.

Claims

1. A food probe socket assembly, adapted to mate with a probe plug (40), characterized in that: include: A protective cover (10), wherein the protective cover (10) has a mounting hole; A socket (20) comprises a base (21) sealed in the mounting hole, and a first electrode (22) and a second electrode (23) located in the protective cover (10) and fixed to the base (21), wherein the base (21) has a socket (201) for matching with the probe plug (40); and A sealing plug (30) is detachably inserted into the insertion hole (201).

2. The food probe socket assembly according to claim 1, wherein: The seat body (21) comprises a plug-in portion (211) inserted into the mounting hole and a stop portion (212) radially extending from one end of the plug-in portion (211) located inside the protective cover (10) to form a limiting step (202) that is clamped to the mounting hole, and the plug-in hole (201) axially penetrates the stop portion (212) and the plug-in portion (211).

3. The food probe socket assembly according to claim 2, wherein: The seat body (21) further comprises an extension portion (213) extending from the plug-in portion (211) in a direction away from the stop portion (212), and the insertion hole (201) axially penetrates the extension portion (213).

4. The food probe socket assembly according to claim 1, wherein: The first electrode (22) comprises a first elastic arm (221) extending from the base (21) along the axial direction of the insertion hole (201) and a first abutting arm (222) extending from an end of the first elastic arm (221) away from the base (21) toward the central axis of the insertion hole (201); The second electrode (23) comprises a second elastic arm (231) extending from the base (21) along the axial direction of the socket (201) and a second abutting arm (232) extending from one end of the second elastic arm (231) away from the base (21) toward the central axis of the socket (201).

5. The food probe socket assembly according to claim 4, wherein: An axial distance between an end portion of the first abutting arm (222) and the seat body (21) is greater than an axial distance between the second abutting arm (232) and the seat body (21).

6. The food probe socket assembly according to claim 4, wherein: The socket (20) further comprises a first terminal (24), a second terminal (25) and a grounding terminal (26) fixed to the base (21); the first terminal (24) is electrically connected to the first electrode (22); the second terminal (25) is electrically connected to the second electrode (23); and the grounding terminal (26) is electrically connected to the first electrode (22) or the second electrode (23) and is used for grounding.

7. The food probe socket assembly according to claim 1, wherein: The sealing plug (30) comprises a plug body (31) detachably inserted into the insertion hole (201) and a sling ring (32) connected to the plug body (31), wherein the sling ring (32) is mounted on the seat (21).

8. The food probe socket assembly according to claim 7, wherein: The plug body (31) includes a metal part (311) for inserting into the insertion hole (201) and an insulating part (312) connected to the metal part (311).

9. A steam oven, characterized in that: include: Inner liner assembly (50); The food probe socket assembly according to any one of claims 1 to 8, wherein the food probe socket assembly is mounted on the inner pot assembly (50); as well as A probe plug (40) is used for mating with and plugging into the socket (201) of the food probe socket assembly.

10. The steam oven according to claim 9, characterized in that: The inner container assembly (50) comprises an inner wall (51) and an outer wall (52) arranged at intervals, the inner wall (51) being provided with a positioning hole (511) corresponding to the insertion hole (201) of the food probe socket assembly, the outer wall (52) being provided with an air vent (521) corresponding to the positioning hole (511), and the protective cover (10) of the food probe socket assembly surrounding the air vent (521) and extending to the positioning hole (511) so as to divide the space between the inner wall (51) and the outer wall (52) into a first cavity (501) communicating with the outside of the inner container assembly (50) and a second cavity (502) for filling a heat insulator.