CN210069952U

CN210069952U - Telescopic temperature detecting structure of induction cooker

Info

Publication number: CN210069952U
Application number: CN201920523436.7U
Authority: CN
Inventors: 孙瑞平
Original assignee: Guangdong Shunde Ruijiao Electrical Appliances Co Ltd
Current assignee: Guangdong Shunde Ruijiao Electrical Appliances Co Ltd
Priority date: 2019-04-17
Filing date: 2019-04-17
Publication date: 2020-02-14
Anticipated expiration: 2029-04-17

Abstract

The embodiment of the utility model discloses a telescopic temperature detecting structure of an induction cooker, which comprises a probe, an upper bracket shell, a lower bracket shell, a compression spring and a temperature sensing component; the probe is arranged at the top of the upper shell of the bracket, an annular clamping groove is formed in the bottom of the bracket, the compression spring is installed in the annular clamping groove, a limiting rib is arranged in the middle of the outer side wall of the upper shell of the bracket, and a boss which corresponds to the groove and extends towards the axis direction of the lower shell of the bracket is arranged at the upper part of the first accommodating cavity; the inside of support epitheca is provided with and is located the inboard second of cyclic annular joint groove holds the chamber, the temperature sensing subassembly passes in proper order first hold the chamber and the second hold the chamber install in the probe. The embodiment of the utility model discloses telescopic temperature detecting structure of electromagnetism stove, structural design is reasonable, and it is very convenient to use, and it is fixed the probe through the spacing mode of card spiral, and the assembly mode is simple to greatly promote production efficiency.

Description

Telescopic temperature detecting structure of induction cooker

Technical Field

The embodiment of the utility model provides a relate to domestic appliance technical field, concretely relates to telescopic temperature detecting structure of electromagnetism stove.

Background

The induction cooker is also called as an induction cooker, and utilizes alternating current to generate an alternating magnetic field with constantly changing direction through a coil, eddy current will appear inside a conductor in the alternating magnetic field, and the joule heat effect of the eddy current heats the conductor, so that heating is realized.

The induction cooker generally includes a cooker panel for supporting a cooker, a high-voltage main substrate constituting a main current circuit, a low-voltage main substrate for a computer control function, an LED circuit board for displaying a working state and transmitting an operation instruction, a coil panel for converting a high-frequency alternating current into an alternating magnetic field, an IGBT for controlling the on/off of a large current by a low current signal, a bridge rectifier block for converting an alternating current power into a direct current power, a temperature controller module for transmitting a heat signal to a control circuit, and the like.

At present, partial induction cookers are provided with holes in the center of a cooker panel, temperature measuring probes extend out of the cooker panel from the holes and cling to the bottom of a cooker for temperature measurement, and the temperature measuring mode is more accurate than the temperature measuring mode of the traditional induction cooker in which the temperature measuring probes cling to the bottom of the cooker panel. However, the temperature measuring module extending out of the oven panel in the existing electromagnetic oven is composed of components such as a temperature measuring probe, an NTC element, a supporting seat, a spring, a limiting insert or a limiting ring and the like, and a process of inserting a bolt to prevent the probe from being ejected out by the spring is required in the process of assembling the temperature measuring module, so that the assembly structure is complex, and the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a telescopic temperature detecting structure of electromagnetism stove to there is the assembly complicacy in the temperature measuring structure of solving electromagnetism stove among the prior art, problem that production efficiency is low.

In order to achieve the above object, an embodiment of the present invention provides a telescopic temperature detecting structure of an induction cooker, which includes a probe, an upper bracket shell, a lower bracket shell, a compression spring and a temperature sensing assembly;

the probe is arranged at the top of the upper bracket shell, an annular clamping groove is formed in the bottom of the upper bracket shell, the compression spring is installed in the annular clamping groove, a limiting rib is arranged in the middle of the outer side wall of the upper bracket shell, a groove is formed in the limiting rib, a first accommodating cavity is formed in the lower bracket shell in a hollow mode, a boss which corresponds to the groove and extends towards the axis direction of the lower bracket shell is arranged on the upper portion of the first accommodating cavity, the groove of the upper bracket shell is aligned with the boss of the lower bracket shell, the upper bracket shell is pressed downwards and rotated, the limiting rib of the upper bracket shell is clamped with the boss of the lower bracket shell, the upper end of the compression spring is pressed against the upper bracket shell, and the lower end of the compression spring is pressed against the lower bracket shell;

the inside of support epitheca is provided with and is located the inboard second of cyclic annular joint groove holds the chamber, the temperature sensing subassembly passes in proper order first hold the chamber and the second hold the chamber install in the probe.

Preferably, the temperature sensing assembly further comprises a thermistor and a ceramic head, a third accommodating cavity is formed in the probe, the ceramic head is mounted in the third accommodating cavity, and the thermistor sequentially penetrates through the first accommodating cavity and the second accommodating cavity to be fixed to the ceramic head.

Preferably, the temperature sensing assembly further comprises a buffer pad, the ceramic head is clamped to the probe, and the buffer pad is arranged between the ceramic head and the probe.

Preferably, the temperature sensing assembly further comprises a sleeve, the sleeve is arranged in the second accommodating cavity, the outer wall of the sleeve is fixed to the inner wall of the upper shell of the support, and the thermistor is located in the sleeve.

Preferably, the bottom of the support lower shell is connected with a water receiving sleeve, and a waterproof rib is arranged on the outer wall of the water receiving sleeve.

Preferably, the number of the bosses and the number of the grooves are at least two.

The embodiment of the utility model provides a have following advantage:

the embodiment of the utility model provides a telescopic temperature detection structure of electromagnetism stove, it is installed in the constant head tank at electromagnetism stove coil panel center, and the centre bore that the probe pierces through the kitchen range panel stretches out the kitchen range panel. The telescopic temperature detecting structure comprises a probe, a support upper shell, a support lower shell, a compression spring and a temperature sensing assembly, wherein the probe is fixed on the support upper shell, and the probe is clamped and rotated in a limiting way through clamping and rotating connection between the support upper shell and the support lower shell, so that the assembly structure of the probe is greatly simplified, and the production efficiency is greatly improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is an explosion structure diagram of a telescopic temperature detecting structure of an induction cooker according to an embodiment of the present invention;

fig. 2 is a front view of a telescopic temperature detecting structure of an induction cooker according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 2;

fig. 4 is a reference diagram of a usage status of a telescopic temperature detecting structure of an induction cooker according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;

FIG. 6 is an enlarged view of the structure at C in FIG. 5;

in the figure: 1-a probe; 101-a third containing cavity; 2-bracket upper shell, 201-second containing cavity; 21-a limiting rib; 22-a groove; 3-a stent lower shell; 301-a first receiving chamber; 31-a boss; 32-water receiving sleeve; 33-waterproof ribs; 4-a ceramic head; 5-a buffer pad; 6-a thermistor; 7-a sleeve; 8-compression spring; 9-waterproof rubber ring; 10-a cooktop panel; 11-a housing; 12-coil disk.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

As shown in fig. 1 to 6, the present embodiment provides a telescopic temperature detecting structure of an induction cooker, which includes a probe 1, a bracket upper shell 2, a bracket lower shell 3, a compression spring 8 and a temperature sensing assembly. It should be noted that the probe 1 is made of metal, so that the probe 1 can well sense the temperature at the bottom of the pot, thereby facilitating the measurement.

Specifically, as shown in fig. 1, fig. 2 and fig. 3, the probe 1 is disposed on the top of the upper bracket shell 2, and it should be noted that the probe 1 made of metal and the upper bracket shell 2 are integral parts molded in an injection mold; the bottom of the bracket upper shell 2 is provided with an annular clamping groove, and the compression spring 8 is arranged in the annular clamping groove; be provided with spacing muscle 21 in the middle part of the lateral wall of support epitheca 2, spacing muscle 21 is provided with recess 22, and the inside cavity formation of support inferior valve 3 is first to hold chamber 301, and the first upper portion that holds chamber 301 is provided with the boss 31 that extends to the axis direction of support inferior valve 3 that corresponds with recess 22.

As shown in fig. 4, 5 and 6, when the probe 1 of the induction cooker is installed, the groove 22 of the upper bracket shell 2 aligns with the boss 31 of the lower bracket shell 3, the upper bracket shell 2 is pressed downwards and rotated, and meanwhile, the boss 31 of the lower bracket shell 3 and the groove 22 of the upper bracket shell 2 are staggered and the limiting rib 21 of the upper bracket shell 2 is clamped on the boss 31 of the lower bracket shell 3, the upper end of the compression spring 8 supports against the upper bracket shell 2, and the lower end of the compression spring 8 supports against the lower bracket shell 3. It should be noted that, when the support upper shell 2 is installed and clamped on the support lower shell 3, the compression spring 8 is in a compressed state, the probe 1 moves downwards under the pressure of the cooker, when the pressure of the cooker is cancelled, the probe 1 returns under the action of the spring, and the boss 31 limits the support upper shell 2.

Further specifically, as shown in fig. 1 and 3, a second accommodating cavity 201 located inside the annular clamping groove is arranged inside the bracket upper shell 2, and the temperature sensing assembly sequentially passes through the first accommodating cavity 301 and the second accommodating cavity 201 to be mounted on the probe 1, so that the temperature sensing assembly is well protected.

In this embodiment, this temperature detection structure is after the assembly in the electromagnetism stove is accomplished, and support epitheca 2 can be in the first chamber 301 that holds of support inferior valve 3 and be concertina movement, and the boss 31 of support inferior valve 3 will carry on spacingly to the spacing muscle 21 of support epitheca 2, and support epitheca 2 and support inferior valve 3 can not separate.

Preferably, as shown in fig. 3 and 6, the temperature sensing assembly further includes a thermistor 6 and a ceramic head 4, the probe 1 is hollow inside to form a third accommodating cavity 101, the ceramic head 4 is mounted in the third accommodating cavity 101, and the thermistor 6 sequentially passes through the first accommodating cavity 301 and the second accommodating cavity 201 to be fixed to the ceramic head 4, which greatly simplifies the mounting structure of the temperature sensing assembly, thereby greatly facilitating the temperature sensing assembly to measure the temperature of the bottom of the pot. The ceramic head 4 is hermetically arranged in the second cavity of the bracket upper shell 2, and the thermistor 6 is encapsulated inside the ceramic head 4, so that the thermistor 6 is well protected, and the thermistor 6 is prevented from being damaged due to contact with external moisture.

Further preferably, the temperature sensing assembly further comprises a buffer pad 5, the ceramic head 4 is clamped to the probe 1, the buffer pad 5 is arranged between the ceramic head 4 and the probe 1, the buffer effect of the buffer pad 5 well protects the ceramic head 4, and the probe 1 is prevented from damaging the ceramic head 4 in the moving process.

In this embodiment, the temperature sensing assembly further includes a sleeve 7, the sleeve 7 is disposed in the second accommodating cavity 201, an outer wall of the sleeve 7 is fixed to an inner wall of the bracket upper shell 2, the thermistor 6 is located in the sleeve 7, and the sleeve 7 is used for limiting and fixing the thermistor 6, so as to better protect the thermistor 6.

Preferably, the bottom of the lower bracket shell 3 is connected with a water receiving sleeve 32, and a waterproof rib 33 is arranged on the outer wall of the water receiving sleeve 32. The water receiving sleeve 32 may be abutted with a water receiving hose (not shown in the drawings), and functions to guide water flowing from the central hole of the cooktop plate 10 of the induction cooker into the first accommodating chamber 301 of the support lower case 3 to the overflow hole of the induction cooker base. The water rib 33 helps the water receiving sleeve 32 to be tightly matched with the water receiving hose.

Further preferably, the number of the bosses 31 and the grooves 22 is at least two. It should be noted that the boss 31 is disposed along the circumferential direction of the first accommodating cavity 301, and the groove 22 is disposed along the circumferential direction of the limiting rib 21. The arrangement of the boss 31 and the groove 22 makes the connection of the stent upper shell 2 and the stent lower shell 3 simpler and the operation easier. The plurality of bosses 31 and the grooves 22 enable the bracket upper shell 2 to be clamped on the bracket lower shell 3 more firmly.

In the present embodiment, a waterproof rubber ring 9 is assembled between the lower rack case 3 and the cooktop board 10 of the induction cooker, and is used for improving the sealing property between the lower rack case 3 and the cooktop board 10 of the induction cooker. The lower bracket shell 3 and the cooking stove panel 10 of the induction cooker are sealed, so that all water flowing in from the central hole of the cooking stove panel 10 flows into the first accommodating cavity 301 of the lower bracket shell 3, and is guided to the overflow hole right below the bottom shell through the water receiving sleeve 32 and discharged out of the machine shell 11. It should be noted that the temperature detecting component after assembly is installed in a positioning groove in the center of the coil panel 12 of the induction cooker, the upper ends of the probe 1 and the upper shell 2 of the bracket penetrate through the center hole of the cooker panel 10, and the end surface is 1-5 mm higher than the upper plane of the cooker panel 10. The probe 1 and the bracket upper shell 2 can be extended and contracted up and down at the central hole of the stove panel 10.

The telescopic temperature detecting structure of the induction cooker provided by the embodiment has the advantages of reasonable structural design and very convenient use, and the probe 1 is fixed in a clamping and rotating limiting mode, so that the assembly mode is simple, and the production efficiency is greatly improved.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The telescopic temperature detecting structure of the induction cooker is characterized by comprising a probe (1), an upper bracket shell (2), a lower bracket shell (3), a compression spring (8) and a temperature sensing assembly;

the probe (1) is arranged at the top of the upper bracket shell (2), an annular clamping groove is formed in the bottom of the upper bracket shell (2), the compression spring (8) is arranged in the annular clamping groove, a limiting rib (21) is arranged in the middle of the outer side wall of the upper bracket shell (2), a groove (22) is formed in the limiting rib (21), a first accommodating cavity (301) is formed in the inner part of the lower bracket shell (3) in a hollow mode, a boss (31) which corresponds to the groove (22) and extends towards the axis direction of the lower bracket shell (3) is arranged on the upper portion of the first accommodating cavity (301), the groove (22) of the upper bracket shell (2) is aligned to the boss (31) of the lower bracket shell (3), the upper bracket shell (2) is pressed downwards and rotates, and the limiting rib (21) of the upper bracket shell (2) is clamped to the boss (31) of the lower bracket shell (3), the upper end of the compression spring (8) abuts against the upper bracket shell (2), and the lower end of the compression spring (8) abuts against the lower bracket shell (3);

the inside of support epitheca (2) is provided with and is located the inboard second of cyclic annular joint groove holds chamber (201), the temperature sensing subassembly passes in proper order first chamber (301) and the second that holds hold chamber (201) install in probe (1).

2. The telescopic temperature detecting structure of an induction cooker according to claim 1, wherein the temperature sensing assembly further comprises a thermistor (6) and a ceramic head (4), the probe (1) is hollow inside to form a third accommodating cavity (101), the ceramic head (4) is mounted in the third accommodating cavity (101), and the thermistor (6) sequentially passes through the first accommodating cavity (301) and the second accommodating cavity (201) to be fixed to the ceramic head (4).

3. The telescopic temperature-detecting structure of an induction cooker according to claim 2, wherein said temperature-sensing assembly further comprises a cushion pad (5), said ceramic head (4) is clamped to said probe (1), and said cushion pad (5) is disposed between said ceramic head (4) and said probe (1).

4. The telescopic temperature-sensing structure of an induction cooker according to claim 3, wherein the temperature sensing assembly further comprises a sleeve (7), the sleeve (7) is disposed in the second accommodating chamber (201), the outer wall of the sleeve (7) is fixed to the inner wall of the bracket upper shell (2), and the thermistor (6) is located in the sleeve (7).

5. The telescopic temperature-sensing structure of an induction cooker according to claim 1, wherein a water receiving sleeve (32) is connected to the bottom of the lower bracket shell (3), and a waterproof rib (33) is arranged on the outer wall of the water receiving sleeve (32).

6. The telescopic temperature-sensing structure of an induction cooker according to claim 1, wherein the number of the bosses (31) and the number of the grooves (22) are at least two.