CN212901627U - Pan temperature measurement subassembly and electric heater unit - Google Patents

Abstract

The utility model discloses a pan temperature measurement subassembly and electric heater unit. The pot temperature measurement subassembly includes elastic support subassembly and temperature sensor, the elastic support subassembly includes elastic support and elasticity piece that resets, the elastic support includes the fixed part, the installation department that has the installation cavity, and the elastic arm of connecting fixed part and installation department, temperature sensor installs in the installation cavity, and the temperature measurement terminal surface at temperature sensor top is higher than the top surface of installation department and offsets with the pot bottom, the first end that the elasticity resets offsets with the elastic support, the second end that the elasticity resets sets to and offsets with the installation support. In this pan temperature measurement subassembly, temperature sensor's temperature measurement terminal surface protrusion sets up, can directly offset with the pan bottom when the temperature measurement, realizes direct contact detection temperature, and the temperature measurement error is little, sensitivity is high, and can guarantee temperature sensor reciprocating displacement and reliable temperature measurement from top to bottom reliably through the dual elastic deformation of elastic arm and elasticity piece that resets.

Description

Pan temperature measurement subassembly and electric heater unit

Technical Field

The present disclosure relates to but not limited to the field of kitchen utensils, and more particularly, to a pot temperature measuring assembly and an electric heating device.

Background

In one aspect, a temperature measurement assembly for use in a kitchen electromagnetic heating device includes a temperature measurement housing, a sealing ring, a guide sleeve, a thermistor, and a lead wire. In the temperature measurement assembly, the temperature measurement shell wraps the thermistor, and the thermistor is contacted with a cooker through the temperature measurement shell, so that the response of the thermistor is slow, and the temperature measurement accuracy is low.

SUMMERY OF THE UTILITY MODEL

The following is a summary of the subject matter described in detail herein. This summary is not intended to limit the scope of the claims.

The embodiment of the application provides a pan temperature measurement subassembly and electric heater unit, temperature measurement sensor direct and pan bottom contact, and the temperature measurement contact nature is good, and the response is fast, and the temperature measurement precision is high.

The utility model provides a pan temperature measurement subassembly, includes elastic support subassembly and temperature sensor, the elastic support subassembly includes that elastic support and elasticity reset, the elastic support includes the fixed part, has the installation department of installation cavity and connects the fixed part with the elastic arm of installation department, temperature sensor installs in the installation cavity, just the temperature measurement terminal surface at temperature sensor top is higher than the top surface of installation department offsets with the pan bottom, the elasticity reset the first end of piece with the elastic support offsets, the second end that elasticity reset the piece sets to offset with the installation support.

In some exemplary embodiments, the fixing portion is annular and is sleeved outside the mounting portion, the top surface of the mounting portion is higher than the top surface of the fixing portion, and one end of the elastic arm connected with the mounting portion is higher than one end of the elastic arm connected with the fixing portion.

In some exemplary embodiments, the fixing portion includes a laterally disposed annular support surface located below a top surface of the fixing portion, and a longitudinally disposed annular step surface is connected between an inner edge of the support surface and an outer edge of the top surface of the fixing portion;

the support surface is arranged to support a cookware bearing plate of an electric heating device to which the cookware temperature measurement component belongs, the top surface of the fixing part is arranged to be flush with the upper surface of the cookware bearing plate or lower than the upper end surface of the cookware bearing plate, and the step surface is arranged to be in interference fit with the inner circumferential surface of a temperature measurement hole in the cookware bearing plate.

In some exemplary embodiments, the elastic support is provided with at least one of a first sealing rib and a second sealing rib, the first sealing rib is disposed at an upper end of the stepped surface and is configured to be press-fitted with an inner circumferential surface of the temperature measuring hole, and the second sealing rib is disposed on the supporting surface and protrudes upward and is configured to be press-fitted with a lower end surface of the pot bearing plate.

In some exemplary embodiments, the first end of the elastic reset piece is abutted against the mounting part; or, the elastic support is silica gel spare or rubber spare, the elastic support subassembly still includes the limiting plate, the limiting plate install extremely the installation department, the elasticity reset the first end of piece with the limiting plate offsets.

In some exemplary embodiments, the temperature measuring sensor is in interference fit with the mounting cavity, and one of the outer circumferential surface of the temperature measuring sensor and the inner circumferential surface of the mounting cavity is provided with an axial limiting groove, and the other one is provided with an axial limiting rib which is matched with the axial limiting groove.

In some exemplary embodiments, the fixing portion is provided with a mounting groove with a downward opening, and the mounting groove is configured to be matched with an upward protruding support rib provided on the mounting bracket.

The utility model provides an electric heating device, includes pan loading board and temperature measurement subassembly, the temperature measurement subassembly is foretell pan temperature measurement subassembly, the temperature measurement hole has been seted up on the pan loading board, the top of temperature measurement subassembly is passed the temperature measurement hole is in order to offset with the pan, just the top of temperature measurement sensor of temperature measurement subassembly is higher than the up end of pan loading board, with the fixed setting of installing support that the elasticity of temperature measurement subassembly reset the piece offseted is in the below of pan loading board.

In some exemplary embodiments, the electric heating device is an electromagnetic heating device, and the mounting bracket is an electromagnetic wire coil bracket of the electromagnetic heating device.

In some exemplary embodiments, the elastic support is clamped and fixed between the cooker bearing plate and the electromagnetic wire coil support, and a threading hole for a lead of the temperature measuring assembly to pass through is formed in the center of the electromagnetic wire coil support.

After the technical scheme is adopted, the embodiment of the application has the following beneficial effects:

1. in the pot temperature measuring component, the elastic support component comprises an elastic support and an elastic reset component, and the fixing part of the elastic support is used for fixing with other parts of the electric heating device so as to realize the installation of the pot temperature measuring component; the mounting part of the elastic bracket is provided with a mounting cavity so as to mount a temperature measuring sensor; the elastic arm of the elastic bracket is connected with the fixing part and the mounting part, and the elastic arm has elasticity and can elastically deform; the first end of the elastic reset piece is abutted against the elastic support, the second end of the elastic reset piece is abutted against the mounting support, and the elastic reset piece can elastically deform.

The temperature measuring end face at the top of the temperature measuring sensor is higher than the top face of the mounting part, when the cookware is placed on the electric heating device and then is measured by the cookware temperature measuring component, the temperature measuring end face of the temperature measuring sensor can directly abut against the bottom of the cookware, the elastic arm and the elastic reset piece are elastically deformed under the downward extrusion action of the cookware, and meanwhile, the temperature measuring sensor moves downwards, so that the temperature measuring end face of the temperature measuring sensor is in full contact with the bottom of the cookware and is reliably contacted; when the pan is moved away, the elastic reset piece and the elastic arm are restored to be deformed, the temperature measuring sensor moves upwards to be restored to the initial position, and the elastic support component is restored to the initial state.

The temperature measuring end face at the top of the temperature measuring sensor is abutted to the bottom of the cookware, so that the temperature is detected in a direct contact manner, the temperature measuring mode is more direct and reliable, the error is small, the sensitivity is high, the response is fast, and the temperature measuring precision is high. Set up the elastic arm and the elasticity piece that resets among the pan temperature measurement subassembly, dual elastic deformation can guarantee pan temperature measurement subassembly's deformation and reset ability, realizes that temperature sensor reciprocates displacement and reliable temperature measurement from top to bottom reliably.

2. In some exemplary embodiments, in the elastic support, the fixing portion is annular and is sleeved outside the mounting portion, the top surface of the mounting portion is higher than the top surface of the fixing portion, and the end of the elastic arm connected with the mounting portion is higher than the end of the elastic arm connected with the fixing portion, so that the elastic support is simple in structure and convenient to integrally form.

The top surface of installation department is higher than the top surface of fixed part, and temperature sensor's temperature measurement terminal surface is higher than the top surface of installation department for temperature sensor's temperature measurement terminal surface height is the highest, can ensure that temperature sensor's temperature measurement terminal surface can contact with the pan, the temperature measurement.

3. In some exemplary embodiments, a transverse annular support surface is provided below the top surface of the stationary portion, and a longitudinal annular step surface is provided between the support surface and the top surface of the stationary portion. When the pot temperature measuring component is arranged on the electric heating device, the top surface of the fixing part of the elastic support, the mounting part and the temperature measuring sensor penetrate through a temperature measuring hole formed in a pot bearing plate of the electric heating device, so that the temperature measuring sensor is abutted against a pot placed on the pot bearing plate; the supporting surface of the fixing part is supported below the cookware bearing plate, and the top surface of the fixing part is flush with or lower than the upper end surface of the cookware bearing plate so as to avoid influencing the contact between the cookware and the cookware bearing plate; the step surface of the fixing part is in interference fit with the inner peripheral surface of the temperature measuring hole on the cookware bearing plate, the waterproof effect is good, and water leakage and water inflow from the temperature measuring hole are prevented.

4. In some exemplary embodiments, the elastic bracket may be provided with at least one of a first sealing rib provided at an upper end of the stepped surface of the fixing portion and press-fitted with an inner circumferential surface of the temperature measuring hole, and a second sealing rib provided on the supporting surface and protruding upward and press-fitted with a lower end surface of the pot bearing plate. Through the first sealing convex rib and the second sealing convex rib, the sealing waterproof effect at the temperature measuring hole can be enhanced.

5. In some exemplary embodiments, the temperature measuring sensor is in interference fit with the mounting cavity, and one of the outer peripheral surface of the temperature measuring sensor and the inner peripheral surface of the mounting cavity is provided with an axial limiting groove, and the other one is provided with an axial limiting rib matched with the axial limiting groove. The temperature measurement sensor can be completely fixed through interference fit between the temperature measurement sensor and the mounting cavity and fit between the axial limiting groove and the axial limiting rib. In addition, the temperature measuring sensor is in interference fit with the mounting cavity, so that water can be prevented from entering the cookware temperature measuring component and the electric heating device from the mounting cavity.

6. In some exemplary embodiments, the fixing portion is provided with a mounting groove with a downward opening, the mounting bracket of the fixing device is provided with a supporting convex rib protruding upwards, and the upper end of the supporting convex rib can be inserted into the mounting groove to support the fixing portion. The fixing part is supported on the mounting bracket, the cookware bearing plate is tightly pressed on the supporting surface of the fixing part, and the fixing part can be fixed by matching the mounting bracket with the cookware bearing plate.

7. In the electric heating device, the temperature measuring component penetrates through a temperature measuring hole in the cookware bearing plate, and the temperature measuring end face on the top end of the temperature measuring sensor is higher than the upper end face of the cookware bearing plate, so that the temperature measuring sensor can be extruded when the cookware is placed on the upper end face of the cookware bearing plate, the elastic support and the elastic reset piece deform until the temperature measuring end face of the temperature measuring sensor is flush with the upper end face of the cookware bearing plate, the temperature measuring sensor is reliable in contact with the bottom of the cookware at the moment, and the temperature measuring error is small and the sensitivity is high.

Other features and advantages of the present application will be set forth in the description that follows.

Drawings

Fig. 1 is a schematic structural diagram of an electric heating apparatus according to an embodiment of the present application;

fig. 2 is a schematic cross-sectional structural view of an electric heating apparatus according to an embodiment of the present application;

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

FIG. 4 is an exploded view of the electric heating device and the pot according to the embodiment of the present disclosure;

FIG. 5 is a schematic cross-sectional view illustrating an electric heating device and a pot according to an embodiment of the present disclosure;

FIG. 6 is an enlarged schematic view of the structure of part B of FIG. 5;

FIG. 7 is an exploded view of an electric heating apparatus according to an embodiment of the present application;

FIG. 8 is an exploded view of the pot temperature measuring assembly according to the embodiment of the present disclosure;

FIG. 9 is a schematic cross-sectional view of a pot temperature measurement assembly according to an embodiment of the present application;

FIG. 10 is a schematic structural view of an elastic support of a pot temperature measuring assembly according to an embodiment of the present application;

FIG. 11 is a schematic cross-sectional view of an elastic support of a pot temperature measurement assembly according to an embodiment of the present application;

FIG. 12 is a schematic structural view of a temperature sensor of the pot temperature measurement assembly according to the embodiment of the present application;

fig. 13 is a schematic structural view of a limiting plate of the pot temperature measuring assembly according to the embodiment of the present application;

fig. 14 is a schematic cross-sectional structural view of a limiting plate of a pot temperature measuring assembly according to an embodiment of the application;

FIG. 15 is a schematic structural view of a mounting bracket of the pot temperature measuring assembly according to the embodiment of the present application;

fig. 16 is a schematic sectional structure view of a mounting bracket of a pot temperature measurement assembly according to an embodiment of the present application.

The reference signs are:

100-pot temperature measuring component, 1-elastic support, 11-fixed part, 111-top surface of fixed part, 112-supporting surface, 113-step surface, 114-first sealing convex rib, 115-second sealing convex rib, 116-mounting groove, 117-second supporting surface, 12-elastic arm, 13-mounting part, 131-mounting cavity, 132-top surface of mounting part, 133-axial limiting groove, 134-annular clamping groove, 2-temperature measuring sensor, 21-temperature measuring end surface, 22-axial limiting rib, 23-lead wire, 3-elastic resetting piece, 4-limiting plate, 41-inner annular convex rib, 42-outer annular blocking rib, 5-mounting support, 51-supporting convex rib, 52-lead wire hole, 53-annular cavity, 54-annular guide convex rib, 6-pot bearing plate, 61-temperature measuring hole, 62-upper end face of pot bearing plate, 7-heat insulation plate, 8-electromagnetic wire coil component, 81-electromagnetic coil, 9-pot and 10-main machine body component.

Detailed Description

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

As shown in fig. 1 to 7, the present application provides an electric heating apparatus, and as shown in fig. 8 and 9, the present application provides a pot temperature measuring assembly 100, and the electric heating apparatus includes the pot temperature measuring assembly 100.

As shown in fig. 8 and 9, the pot temperature measuring assembly 100 includes an elastic support assembly and a temperature measuring sensor 2, the elastic support assembly includes an elastic support 1 and an elastic reset piece 3, the elastic support 1 includes a fixing portion 11, an installation portion 13 having an installation cavity 131, and an elastic arm 12 connecting the fixing portion 11 and the installation portion 13, the temperature measuring sensor 2 is installed in the installation cavity 131, and a temperature measuring end face 21 at the top of the temperature measuring sensor 2 is higher than a top face 132 of the installation portion 13 to abut against the bottom of the pot 9, a first end of the elastic reset piece 3 abuts against the elastic support 1, and a second end of the elastic reset piece 3 is arranged to abut against the installation support 5.

In the pot temperature measurement component 100, the elastic support 1 is used for installing the temperature measurement sensor 2, and the elastic support 1 and the elastic reset piece 3 are matched to generate elastic deformation and provide elastic force, so that the temperature measurement sensor 2 can reciprocate up and down.

In the elastic support 1, the fixing part 11 is used for fixing with other parts of the electric heating device so as to realize the installation of the pot temperature measuring component 100; the mounting part 13 is provided with a mounting cavity 131 so as to mount the temperature sensor 2; the elastic arm 12 connects the fixing part 11 and the mounting part 13, and the elastic arm 12 has elasticity and can generate elastic deformation; the first end (like the upper end) of the elastic reset piece 3 is abutted against the elastic support 1, the second end (like the lower end) is abutted against the mounting support 5, and the mounting support 5 can be fixedly arranged, so that the elastic reset piece 3 can elastically deform.

As shown in fig. 3 and 9, when the temperature sensor 2 is mounted in the mounting cavity 131 of the mounting portion 13, the temperature measuring end surface 21 at the top of the temperature sensor 2 is higher than the top surface 132 of the mounting portion 13, so that the temperature measuring end surface 21 of the temperature sensor 2 protrudes from the mounting portion 13. As shown in fig. 5 and 6, when the pot 9 is placed on the electric heating device and then the pot temperature measuring assembly 100 is used for measuring the temperature of the pot 9, the temperature measuring end face 21 of the temperature measuring sensor 2 can directly abut against the bottom of the pot 9, and under the downward extrusion action of the pot 9, the elastic arm 12 and the elastic reset piece 3 are elastically deformed, the temperature measuring sensor 2 moves downward, and under the elastic force action of the elastic arm 12 and the elastic reset piece 3, the temperature measuring end face 21 of the temperature measuring sensor 2 is fully contacted with the bottom of the pot 9 and is reliably contacted; as shown in fig. 2, 3 and 9, when the pot 9 is removed, the elastic restoring member 3 and the elastic arm 12 are restored to be deformed, the temperature measuring sensor 2 moves upward to be restored to the initial position, and the elastic support assembly is restored to the initial state.

The elastic arm 12 can not only elastically deform to drive the temperature sensor 2 to move up and down, but also provide a reset elastic force to keep the temperature sensor 2 reliably reset together with the reset elastic member. The elastic support 1 realizes the up-and-down displacement of the temperature measuring sensor 2 by the elastic deformation of the elastic arm 12, and the elastic support 1 has long service life and high reliability.

The convex temperature measuring end face 21 of the temperature measuring sensor 2 is abutted against the bottom of the cookware 9, so that the temperature of the cookware 9 can be detected in direct contact, the temperature measuring mode is more direct and reliable, the temperature measurement is accurate, the error is small, the sensitivity is high, the response is fast, the temperature measuring precision is high, and the consistency is good. Set up elastic arm 12 and elasticity in the pan temperature measurement subassembly 100 and reset piece 3, dual elastic deformation can guarantee the deformation and the reset ability of pan temperature measurement subassembly 100, realizes that temperature sensor 2 reciprocates displacement and reliable contact temperature measurement from top to bottom reliably, and the temperature measurement reliability is good.

In some exemplary embodiments, as shown in fig. 3, 6 and 9-11, the fixing portion 11 is annular and is sleeved outside the mounting portion 13, the top surface 132 of the mounting portion 13 is higher than the top surface 111 of the fixing portion 11, and the end of the elastic arm 12 connected to the mounting portion 13 is higher than the end of the elastic arm 12 connected to the fixing portion 11.

The fixing portion 11 is annular and is sleeved outside the mounting portion 13, the top surface 132 of the mounting portion 13 is higher than the top surface 111 of the fixing portion 11, and one end of the elastic arm 12 connected with the mounting portion 13 is higher than one end of the elastic arm 12 connected with the fixing portion 11, so that the elastic support 1 is simple in structure, small in size and convenient to integrally form.

The top surface 132 of the mounting part 13 is higher than the top surface 111 of the fixing part 11, and the temperature measuring end surface 21 of the temperature measuring sensor 2 is higher than the top surface 132 of the mounting part 13, so that the temperature measuring end surface 21 of the temperature measuring sensor 2 is the highest and protrudes out of the elastic support 1, and the temperature measuring end surface 21 of the temperature measuring sensor 2 can be ensured to be fully contacted with the pot 9 for temperature measurement.

In some exemplary embodiments, as shown in fig. 3 and 9, the temperature measuring end surface 21 of the temperature measuring sensor 2 is higher than the top surface 132 of the mounting portion 13 by 0.5mm-2mm, so that the temperature measuring end surface 21 of the temperature measuring sensor 2 is reliably in direct contact with the bottom surface of the pot 9. Of course, the height of the protrusion is not limited to 0.5mm-2mm, and can be adjusted according to actual needs.

In some exemplary embodiments, as shown in fig. 8-11, the elastic support 1 is an integrally formed silicone or rubber member. Of course, the elastic support 1 may also be made of other elastic materials, or the elastic support 1 may also be a split-type assembly structure.

In some exemplary embodiments, as shown in fig. 8 to 11, the elastic bracket 1 has a central symmetrical structure, the mounting portion 13 is disposed at the center of the elastic bracket 1, and the temperature sensor 2 is mounted at the central position of the elastic bracket 1.

In some exemplary embodiments, as shown in fig. 3, 6, 9-11, the fixing portion 11 includes a laterally disposed annular support surface 112, the support surface 112 is located below the top surface 111 of the fixing portion 11, and a longitudinally disposed annular step surface 113 is connected between an inner edge of the support surface 112 and an outer edge of the top surface 111 of the fixing portion 11. The supporting surface 112 is configured to support the pot bearing plate 6 (for bearing the pot 9 to be heated and temperature measured) of the electric heating device to which the temperature measuring component belongs, the top surface 111 of the fixing portion 11 is configured to be flush with the upper surface of the pot bearing plate 6 or lower than the upper end surface 62 of the pot bearing plate 6, and the step surface 113 is configured to be in interference fit with the inner circumferential surface of the temperature measuring hole 61 on the pot bearing plate 6.

Wherein, when the electric heating device is an electromagnetic heating device, such as an induction cooker, the pot bearing plate 6 can be a panel of the electromagnetic heating device, and a pot is placed on the panel for heating; when the electric heating device is a rice cooker, the pot bearing plate 6 can be a heating plate in the rice cooker, and the pot is placed on the heating plate for heating. Of course, the electric heating device can also be other products.

As shown in fig. 3, when the pot temperature measuring assembly 100 is installed on the electric heating device, the top surface 111 of the fixing portion 11 of the elastic bracket 1, the installation portion 13 and the temperature measuring sensor 2 pass through the temperature measuring hole 61 formed on the pot bearing plate 6 of the electric heating device, so that the temperature measuring sensor 2 abuts against the pot 9 placed on the pot bearing plate 6; the supporting surface 112 of the fixing portion 11 is supported below the pot bearing plate 6 so as to limit the fixing portion 11 by the pot bearing plate 6; the top surface 111 of the fixing part 11 is flush with the upper surface of the pot bearing plate 6 or lower than the upper end surface 62 of the pot bearing plate 6, so as to prevent the fixing part 11 from protruding out of the pot bearing plate 6 to influence the contact between the pot 9 and the pot bearing plate 6 and further influence the placement stability of the pot 9; the step surface 113 of the fixing part 11 is in interference fit with the inner peripheral surface of the temperature measuring hole 61 on the pot bearing plate 6, the waterproof effect is good, and water leakage and water inflow from the temperature measuring hole 61 are prevented.

As shown in fig. 6, when the pot 9 is placed on the pot bearing plate 6, the pot 9 will contact with the temperature measuring end face 21 of the temperature measuring sensor 2 and press the temperature measuring sensor 2 downward, the elastic support 1 moves downward through the elastic deformation of the elastic arm 12, and the reset elastic member is compressed, at this time, the temperature measuring end face 21 of the temperature measuring sensor 2 is flush with the upper end face 62 of the pot bearing plate 6, and is fully contacted (in plane contact) with the bottom face of the pot 9. When the pot 9 is removed, the reset elastic element is bounced upwards, and the temperature measuring sensor 2 is restored to the initial position due to the elasticity of the reset elasticity and the restoration deformation of the elastic arm 12.

In the process of placing and removing the pot 9, when the temperature measuring sensor 2 and the mounting part 13 move up and down, the step surface 113 of the fixing part 11 does not move, the step surface 113 and the inner peripheral surface of the temperature measuring hole 61 keep static, static sealing is formed between the step surface 113 and the inner peripheral surface, sealing performance is good, and water leakage and oil leakage preventing effects are good.

In some exemplary embodiments, as shown in fig. 3, 6, and 9 to 11, at least one of a first sealing rib 114 and a second sealing rib 115 is provided on the elastic bracket 1, wherein the first sealing rib 114 is provided at an upper end of the stepped surface 113 and is configured to be press-fitted with an inner circumferential surface of the temperature measuring hole 61, and the second sealing rib 115 is provided on the supporting surface 112 and protrudes upward and is configured to be press-fitted with a lower end surface of the pot bearing plate 6.

In some exemplary embodiments, as shown in fig. 3, 6, and 9-11, the elastic bracket 1 may be provided with a first sealing rib 114 and a second sealing rib 115, wherein the first sealing rib 114 disposed at the upper end of the stepped surface 113 of the fixing portion 11 protrudes outward and can be in press fit with the inner circumferential surface of the temperature measuring hole 61 to enhance the sealing and waterproof effect at the temperature measuring hole 61; the second sealing rib 115 which is arranged on the supporting surface 112 and protrudes upwards can be in extrusion fit with the lower end surface of the cookware bearing plate 6, so that the sealing and waterproof effects at the temperature measuring hole 61 are enhanced.

In some exemplary embodiments, the second sealing bead 115 may be provided with one or more (e.g., two, etc.).

Of course, only the first sealing bead 114 or the second sealing bead 115 may be provided.

The step surface 113 of the fixing part 11 is in interference fit with the inner circumferential surface of the temperature measuring hole 61, and the first sealing convex rib 114 and the second sealing convex rib 115 are arranged, so that the waterproof sealing effect at the position of the temperature measuring hole 61 is good, and water does not leak or enter the position of the temperature measuring hole 61. Of course, glue can be applied between the elastic support 1 and the pot bearing plate 6 to realize the fixed connection between the elastic support 1 and the pot bearing plate 6 and the sealing of the temperature measuring hole 61.

In some exemplary embodiments, the first end of the elastic restoring member 3 abuts against the mounting portion 13 of the elastic bracket 1.

Temperature sensor 2 installs in the installation cavity 131 of installation department 13, when measuring the temperature to pan 9, convex temperature sensor 2 is displacement downwards under the extrusion of pan 9, and drive installation department 13 displacement downwards, installation department 13 displacement, lead to elastic arm 12 to warp, and compression elasticity resets piece 3, make elasticity reset 3 and warp, reset the ascending elastic force that piece 3 provided installation department 13 through elastic arm 12 and elasticity, temperature sensor 2 can fully contact bottom pan 9. After the cooker 9 is taken away, the mounting portion 13 moves upwards and drives the temperature measuring sensor 2 to move upwards to return to the initial position, and the elastic support assembly returns to the initial state due to the importance of the upward elastic force applied by the elastic arm 12 and the elastic reset piece 3.

In some exemplary embodiments, as shown in fig. 8 to 9, the elastic bracket assembly further includes a limiting plate 4, the limiting plate 4 is mounted to the mounting portion 13, and the first end of the elastic restoring member 3 abuts against the limiting plate 4.

Install limiting plate 4 on installation department 13, elasticity resets the first end of piece 3 and offsets with limiting plate 4 for when installation department 13 shifts down, can drive limiting plate 4 and shift down, and compression elasticity resets piece 3, and elasticity resets 3 accessible limiting plate 4 and drives installation department 13 and shift up, reset.

In some exemplary embodiments, as shown in fig. 8-9 and 13-14, the limiting plate 4 is a hollow ring structure, so that the lead 23 of the temperature sensor 2 passes through the hollow cavity of the limiting plate 4 and then is connected to the related control circuit board of the electric heating device.

In some exemplary embodiments, as shown in fig. 9 to 14, an inner annular rib 41 protruding inward is provided on an inner side wall surface of the annular position limiting plate 4, and an annular locking groove 134 is provided on an outer side wall surface of the mounting portion 13. Limiting plate 4 is established outside installation department 13, and interior annular protruding muscle 41 can the joint in ring groove 134, realizes the axial fixity of installation department 13 and limiting plate 4 to installation department 13 drives limiting plate 4 displacement downwards, and limiting plate 4 drives installation department 13 and shifts up under the effect of elasticity piece 3 that resets.

In some exemplary embodiments, as shown in fig. 9, the inner annular rib 41 of the position limiting plate 4 is in interference fit with the annular groove 134 of the mounting portion 13, so that the mounting portion 13 and the position limiting plate 4 are reliably and fixedly fitted.

In some exemplary embodiments, as shown in fig. 9 and 14, an outer annular rib 42 protruding outward is provided on the outer side wall surface of the limiting plate 4, the elastic restoring member 3 may be sleeved on the outer side of the limiting plate 4, and the first end of the elastic restoring member 3 may abut against the lower end surface of the outer annular rib 42.

Through setting up limiting plate 4 for elasticity that elasticity reset piece 3 applyed to installation portion 13 is even reliable.

In some exemplary embodiments, as shown in fig. 9 and 14, the limiting plate 4 is assembled with the mounting portion 13 of the elastic bracket 1, and the upper end of the limiting plate 4 is provided with an inner annular rib 41 and an outer annular rib 42, so that the cross section of the limiting plate 4 is in a T-shaped structure.

In some exemplary embodiments, as shown in fig. 9 to 12, the temperature measuring sensor 2 is in interference fit with the mounting cavity 131, and one of the outer circumferential surface of the temperature measuring sensor 2 and the inner circumferential surface of the mounting cavity 131 is provided with an axial limiting groove 133, and the other is provided with an axial limiting rib 22 which is in fit with the axial limiting groove 133.

The temperature measurement sensor 2 is in interference fit with the mounting cavity 131, and the axial limiting groove 133 is matched with the axial limiting rib 22, so that the temperature measurement sensor can be completely fixed. In addition, temperature sensor 2 and installation cavity 131 interference fit can prevent that water from getting into in pan temperature measurement subassembly 100 and the electric heater unit from installation cavity 131. Moreover, as shown in fig. 3 and 6, when the temperature sensor 2 and the mounting portion 13 move up and down during the process of placing and removing the pot 9, the temperature sensor 2 and the mounting portion 13 do not move relatively, the outer peripheral surface of the temperature sensor 2 and the inner peripheral surface of the mounting cavity 131 keep static, and static sealing is formed between the temperature sensor 2 and the mounting cavity, so that the sealing performance is good, and the water leakage prevention effect and the oil leakage prevention effect are good.

In some exemplary embodiments, as shown in fig. 9, 11 and 12, an annular axial limiting groove 133 is formed on an inner circumferential surface of the mounting cavity 131, and a ring of protruding axial limiting ribs 22 is formed at a lower end of the temperature sensor 2, so that the temperature sensor 2 is integrally in an inverted T-shaped structure.

In some exemplary embodiments, as shown in fig. 9 to 12, the temperature sensor 2 is cylindrical, the outer circumferential surface of the temperature sensor 2 is a cylindrical surface, the inner circumferential surface of the mounting cavity 131 is a circumferential surface, the temperature sensor 2 is assembled in the mounting cavity 131 at the center of the elastic support 1, the outer circumferential surface of the temperature sensor 2 is tightly fitted with the inner circumferential surface of the mounting cavity 131, the axial limiting rib 22 at the lower end of the temperature sensor 2 is in clamping fit with the axial limiting groove 133 in the mounting cavity 131, so that the degree of freedom of the temperature sensor 2 in the mounting cavity 131 is completely determined, and the temperature sensor 2 and the elastic support 1 are completely positioned and assembled.

Of course, the temperature sensor 2 may not be cylindrical and may have other shapes.

In some exemplary embodiments, as shown in fig. 3, 6, 9, 11, 15-16, the fixing portion 11 is provided with a downwardly opening mounting slot 116, the mounting slot 116 being configured to mate with an upwardly projecting support rib 51 provided on the mounting bracket 5.

The upper end of the supporting convex rib 51 of the fixed mounting bracket 5 can be inserted into the mounting groove 116 of the fixing part 11, and the supporting convex rib 51 is tightly matched with the mounting groove 116 in a propping manner so as to support and limit the fixing part 11. The fixing portion 11 is supported by the mounting bracket 5, and the pot bearing plate 6 is pressed against the supporting surface 112 of the fixing portion 11, so that the fixing portion 11 can be vertically limited by the cooperation of the mounting bracket 5 and the pot bearing plate 6, and the fixing portion 11 is fixed.

In some exemplary embodiments, as shown in fig. 3, 6, 9, 11, 15-16, the support rib 51 and the mounting groove 116 are both annular to provide stable support to the fixing portion 11 by the mounting bracket 5.

In some exemplary embodiments, as shown in fig. 3, 6, 15-16, the mounting bracket 5 is provided with an annular recess 53, and the second end of the resilient return member 3 is received in the annular recess 53. Wherein the mounting bracket 5 is disposed below the mounting portion 13, and the annular recess 53 may be disposed at a lower end of the mounting bracket 5 with an opening upward.

In some exemplary embodiments, as shown in fig. 3, 6, and 15-16, the mounting bracket 5 is provided with a circular guiding rib 54, and a cavity surrounded by the circular guiding rib 54 can be used as a displacement space of the position limiting plate 4. The inner side wall surface of the annular guide rib 54 can be used as a guide surface and a limiting surface of the limiting plate 4, so that the up-and-down movement of the limiting plate 4 is smoother.

In some exemplary embodiments, as shown in fig. 3 and 6, the inner side wall surface of the annular guide rib 54 and the outer annular rib 42 of the retainer plate 4 cooperate to guide and retain. The inner side wall surface of the annular guide bead 54 and the annular side wall surface of the outer annular bead 42 may be both cylindrical surfaces.

In some exemplary embodiments, as shown in fig. 3, 6, 15-16, the mounting bracket 5 is provided with a threading hole 52 for the lead wire 23 of the temperature sensor 2 to pass through. Wherein, the threading hole 52 may be a central through hole arranged at the center of the mounting bracket 5.

The lead 23 of the temperature sensor 2 can be connected to the relevant control circuit board of the electric heating device through the threading hole 52 through which the lead 23 on the mounting bracket 5 passes.

In some exemplary embodiments, the pot temperature measuring assembly may include the mounting bracket 5, or may not include the mounting bracket 5, and the mounting bracket 5 may be an existing structure of the electric heating apparatus for providing support for the elastic restoring member 3 and the fixing portion 11 and guidance for the limit plate 4.

In some exemplary embodiments, the temperature sensor 2 is packaged by a copper alloy material, so that the heat conduction is fast, and the temperature measurement response is sensitive.

In some exemplary embodiments, as shown in fig. 3, 6, 8-9, the resilient return member 3 is a spring. Of course, the elastic restoring member 3 may be other elastic members.

Elastic support 1 is fixed between pan loading board 6 and installing support 5 through the centre gripping, and pass through interference fit between elastic support 1 and the pan loading board 6, first sealed protruding muscle 114, the sealed protruding muscle 115 cooperation of second is sealed, realize fixing and sealing through interference fit between elastic support 1 and the temperature sensor 2, make between each part of pan temperature measurement subassembly 100, all realize the installation fixedly through assembly structure between pan temperature measurement subassembly 100 and pan loading board 6 and the installing support 5, need not to glue bonding etc., the manufacturability is good, be convenient for the equipment and the maintenance of pan temperature measurement subassembly 100.

As shown in fig. 1-7, the present application provides an electric heating device, which comprises a pot bearing plate 6 and a temperature measurement component, wherein the temperature measurement component is the above-mentioned pot temperature measurement component 100, a temperature measurement hole 61 is formed on the pot bearing plate 6, the top end of the temperature measurement component penetrates through the temperature measurement hole 61 to abut against a pot 9, the top end of a temperature measurement sensor 2 of the temperature measurement component is higher than the upper end surface 62 of the pot bearing plate 6, and a mounting bracket 5 abutting against an elastic reset piece 3 of the temperature measurement component is fixedly arranged below the pot bearing plate 6.

Among the electric heating device, the temperature measurement subassembly passes the temperature measurement hole 61 on the pan loading board 6, and the temperature measurement terminal surface 21 on temperature measurement sensor 2 top is higher than the up end 62 of pan loading board 6, make pan 9 when placing the up end 62 of pan loading board 6 on, can extrude temperature measurement sensor 2, make the elastic support 1 and the elasticity of temperature measurement subassembly reset 3 and warp, the temperature measurement terminal surface 21 of until temperature measurement sensor 2 flushes with the up end 62 of pan loading board 6, the bottom contact of temperature measurement sensor 2 and pan 9 is reliable this moment, the error of temperature measurement is little, sensitivity is high.

In some exemplary embodiments, one or more temperature measuring holes 61 can be disposed on the pot bearing plate 6, and a temperature measuring component is mounted at each temperature measuring hole 61.

In some exemplary embodiments, the electric heating device may be an electromagnetic heating device (such as an induction cooker, etc.), a rice cooker, a cooking machine, or the like.

In some exemplary embodiments, as shown in fig. 1-7, the electrical heating device is an electromagnetic heating device and the mounting bracket 5 is an electromagnetic coil bracket of the electromagnetic heating device.

The original electromagnetic wire coil bracket of the electromagnetic heating device is used as the mounting bracket 5 of the temperature measuring component, so that the number of parts in the electromagnetic heating device can be reduced, the structure is simplified, and the cost is reduced.

Of course, the mounting bracket 5 may not be an electromagnetic wire coil bracket, and the temperature measuring assembly is supported and fixed by separately arranging the mounting bracket 5.

In some exemplary embodiments, as shown in fig. 3 and 6, the elastic bracket 1 is clamped and fixed between the panel (cookware carrying plate 6) of the electromagnetic heating device and the electromagnetic wire coil bracket (mounting bracket 5), and the center of the electromagnetic wire coil bracket is provided with a wire threading hole 52 for the lead wire 23 of the temperature measuring component to pass through, so that the lead wire 23 is connected to the control circuit board of the electromagnetic heating device.

In some exemplary embodiments, the panel (the pot carrier plate 6) of the electromagnetic heating device may be a microcrystalline panel. Of course, the panel is not limited to a microcrystalline panel, but may be another type of panel.

In some exemplary embodiments, as shown in fig. 3, 6 and 7, a heat insulation plate 7 is disposed below a panel (a pot bearing plate 6) of the electromagnetic heating apparatus, and the heat insulation plate 7 is provided with a through hole. The insulating board 7 may be a mica board.

The top of the temperature measuring component can penetrate through the through hole of the heat insulation plate 7 and the temperature measuring hole 61, so that the top of the temperature measuring sensor 2 can be in direct contact with the bottom of the pot 9.

In some exemplary embodiments, as shown in fig. 3, 6, and 9-11, the fixing portion 11 of the elastic bracket 1 is further provided with a second supporting surface 117, the second supporting surface 117 is located below the supporting surface 112 and outside the supporting surface 112, and the heat insulation board 7 can be supported on the second supporting surface 117.

In some exemplary embodiments, as shown in fig. 1 to 7, the electromagnetic heating apparatus includes a main body assembly 10, the main body assembly 10 includes a heating center, and the panel (the pot bearing plate 6) is disposed at a heating region of the heating center. The electromagnetic coil 81 is wound on the electromagnetic coil bracket (mounting bracket 5), the electromagnetic coil 81 and the electromagnetic coil bracket are assembled to form the electromagnetic coil assembly 8, and the electromagnetic coil assembly 8 is assembled in the main machine body assembly 10. The temperature measuring component is respectively assembled with the electromagnetic wire coil bracket and the heating center of the main machine body component 10 and is used for placing a pan 9 used for heating and cooking on a panel on the heating area of the main machine body component 10, and the temperature measuring end face 21 at the top of the temperature measuring sensor 2 of the temperature measuring component is in direct contact with the bottom of the pan 9.

The above examples only express exemplary embodiments of the present application, and the description thereof is more specific and detailed, but the contents are only the embodiments adopted for understanding the present application, and are not intended to limit the present application. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the disclosure as defined by the appended claims.

Claims (10)

1. The utility model provides a pan temperature measurement subassembly, a serial communication port, including elastic support subassembly and temperature sensor, the elastic support subassembly includes that elastic support and elasticity reset, the elastic support includes the fixed part, has the installation department of installation cavity and connects the fixed part with the elastic arm of installation department, temperature sensor installs in the installation cavity, just the temperature measurement terminal surface at temperature sensor top is higher than the top surface of installation department is in order to offset with the pan bottom, elasticity reset the first end of piece with the elastic support offsets, the second end that elasticity reset the piece sets to offset with the installation support.

2. The pot temperature measuring assembly according to claim 1, wherein the fixing portion is ring-shaped and sleeved outside the mounting portion, the top surface of the mounting portion is higher than the top surface of the fixing portion, and the end of the elastic arm connected with the mounting portion is higher than the end of the elastic arm connected with the fixing portion.

3. The pot temperature measuring assembly according to claim 2, wherein the fixing portion comprises a transversely arranged annular supporting surface located below the top surface of the fixing portion, and a longitudinally arranged annular step surface is connected between the inner edge of the supporting surface and the outer edge of the top surface of the fixing portion;

the support surface is arranged to support a cookware bearing plate of an electric heating device to which the cookware temperature measurement component belongs, the top surface of the fixing part is arranged to be flush with the upper surface of the cookware bearing plate or lower than the upper end surface of the cookware bearing plate, and the step surface is arranged to be in interference fit with the inner circumferential surface of a temperature measurement hole in the cookware bearing plate.

4. The pot temperature measuring assembly according to claim 3, wherein the elastic support is provided with at least one of a first sealing rib and a second sealing rib, the first sealing rib is disposed at an upper end of the step surface and is configured to be press-fitted with an inner peripheral surface of the temperature measuring hole, and the second sealing rib is disposed on the supporting surface and protrudes upward and is configured to be press-fitted with a lower end surface of the pot bearing plate.

5. The cookware temperature measurement assembly according to claim 1, wherein a first end of the elastic reset piece abuts against the mounting part; or, the elastic support is silica gel spare or rubber spare, the elastic support subassembly still includes the limiting plate, the limiting plate install extremely the installation department, the elasticity reset the first end of piece with the limiting plate offsets.

6. The cookware temperature measurement assembly according to any one of claims 1 to 5, wherein the temperature measurement sensor is in interference fit with the installation cavity, and one of the outer peripheral surface of the temperature measurement sensor and the inner peripheral surface of the installation cavity is provided with an axial limiting groove, and the other is provided with an axial limiting rib matched with the axial limiting groove.

7. The pot temperature measuring assembly according to any one of claims 1 to 5, wherein the fixing portion is provided with a mounting groove with a downward opening, and the mounting groove is configured to be matched with an upward protruding support rib provided on the mounting bracket.

8. An electric heating device comprises a cookware bearing plate and a temperature measuring component, and is characterized in that the temperature measuring component is the cookware temperature measuring component in any one of claims 1 to 7, a temperature measuring hole is formed in the cookware bearing plate, the top end of the temperature measuring component penetrates through the temperature measuring hole to abut against cookware, the top end of a temperature measuring sensor of the temperature measuring component is higher than the upper end face of the cookware bearing plate, and a mounting bracket abutting against an elastic reset piece of the temperature measuring component is fixedly arranged below the cookware bearing plate.

9. The electrical heating device of claim 8, wherein the electrical heating device is an electromagnetic heating device and the mounting bracket is an electromagnetic coil bracket of the electromagnetic heating device.

10. The electric heating device according to claim 9, wherein the elastic support is clamped and fixed between the pot bearing plate and the electromagnetic wire coil support, and a threading hole for a lead wire of the temperature measuring component to pass through is formed in the center of the electromagnetic wire coil support.

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