CN218628122U - Pan state detection device of induction cooker and induction cooker - Google Patents

Pan state detection device of induction cooker and induction cooker Download PDF

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Publication number
CN218628122U
CN218628122U CN202222447291.1U CN202222447291U CN218628122U CN 218628122 U CN218628122 U CN 218628122U CN 202222447291 U CN202222447291 U CN 202222447291U CN 218628122 U CN218628122 U CN 218628122U
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stroke
induction cooker
component
elastic
cooker
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CN202222447291.1U
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朱泽春
杨礼坛
吴朝超
徐肇松
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Joyoung Co Ltd
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Joyoung Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers

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Abstract

The utility model relates to the field of household appliances, a pan state detection device and electromagnetism stove of electromagnetism stove is disclosed, the pan state detection device of electromagnetism stove includes: the elastic stroke component is arranged in the induction cooker, and the stroke quantity extending out of the cooker surface of the induction cooker can be changed along with the change of the distance between the bottom surface of the cooker and the cooker surface; and the stroke detection component is connected with the induction cooker heating system, is used for detecting the stroke of the elastic stroke component extending out of the oven surface, and is used for triggering the protection action of the induction cooker heating system. This kind of setting mode can avoid to a great extent that the pan warp the back unable electromagnetism stove can't in time make the protection action and damage electromagnetism stove, pan and even cause the condition emergence of conflagration, has improved the security of electromagnetism stove.

Description

Pan state detection device of induction cooker and induction cooker
Technical Field
The utility model relates to a domestic appliance field, concretely relates to pan state detection device and electromagnetism stove of electromagnetism stove.
Background
The induction cooker is a product of modern kitchen revolution, and heat is directly generated at the bottom of a cooker without open fire or conduction heating, so that the heat efficiency is greatly improved, the induction cooker is completely different from all traditional conductive heating kitchenware with fire or without fire, and has the advantages of high heating speed, energy conservation, environmental protection, easiness in cleaning, high safety and the like. However, with the popularization and wide application of induction cookers, people have higher and higher functional requirements on induction cookers, especially in terms of safety performance.
Specifically, because electromagnetism stove thermal efficiency is very high, can make the pan intensification very fast in the use, for the pan of avoiding heating because the temperature is overheated and damaged, the mode that sets up temperature sensor at the electromagnetism stove face among the prior art carries out real-time detection to the temperature of pan mostly adopts. However, in actual life, when the induction cooker is used for heating a pot with a thin bottom, the pot can be burned dry and the deformation of the bottom of the pot occurs, the deformation of the bottom of the pot can cause the bottom of the pot and the surface of the induction cooker to have a gap, so that the temperature sensor can only perform temperature identification through heat transferred by air or heat radiation, the temperature sensor senses the temperature of the pot and has serious hysteresis, even the temperature of the pot cannot be sensed, and dangerous situations such as fire hazard, damage to the induction cooker and the like can occur due to overheating of the pot.
Therefore, how to sense the deformation state of the cookware in time becomes a technical problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The application provides a pan state detection device and electromagnetism stove of electromagnetism stove to solve the technical problem that the electromagnetism stove can't in time discern the pan deformation state among the prior art.
According to an aspect of the present application, there is provided a pot state detecting device of an induction cooker, comprising: the elastic stroke component is arranged in the induction cooker, and the stroke quantity extending out of the cooker surface of the induction cooker can be changed along with the change of the distance between the bottom surface of the cooker and the cooker surface; and the stroke detection component is connected with the induction cooker heating system, is used for detecting the stroke amount of the elastic stroke component extending out of the oven surface, and is used for triggering the protection action of the induction cooker heating system.
Optionally, the resilient stroke member comprises: the rod-shaped component penetrates into the electromagnetic oven through the through hole on the oven surface and is contacted with the stroke detection component; and one end of the elastic component is fixedly connected with the induction cooker, the other end of the elastic component is fixedly connected with the rod-shaped component, and the rod-shaped component can extend out of the cooker surface through the through hole when the elastic component is in a release state.
Optionally, the rod-like member comprises a temperature sensor and/or a ram.
Optionally, the stroke detection device further comprises a stroke detection circuit, the stroke detection component is connected in the stroke detection circuit, and the stroke detection component is used for triggering the stroke detection circuit to output different stroke detection signals when the elastic stroke component is in different stroke amounts.
Optionally, the stroke detection member comprises a first conductor and a second conductor, wherein the first conductor is disposed on the resilient stroke member; the second conductor is arranged on the induction cooker, is in contact with the first conductor when the elastic stroke part is in a compressed state, and can be separated from the first conductor along with the release of the elastic stroke part.
Optionally, the second conductor includes a fixing portion and a contact portion, the fixing portion is fixedly disposed on a wire coil or a lower cover of the induction cooker, and the contact portion can contact with the first conductor.
Optionally, the fixing portion includes a ring-shaped support, which is sleeved on the elastic stroke component, and the contact portion includes at least one contact block protruding from the ring-shaped support.
Optionally, the stroke detecting means comprises: and a variable resistor having a resistor body connected to the stroke detection circuit, the variable resistor having a movable contact that is interlocked with the elastic stroke member.
Optionally, the stroke detection component further comprises a micro switch, and a movable arm of the micro switch is linked with the elastic stroke component.
According to another aspect of the present application, there is provided an induction cooker comprising a furnace surface and a lower cover forming a cavity, and an induction cooker heating system; the cookware state detection device is arranged in the cavity and is electrically connected with the induction cooker heating system.
The embodiment of the application provides a pan state detection device of electromagnetism stove, including elasticity stroke part and stroke detection part, elasticity stroke part can follow the pan bottom surface with the change of stove face distance and change, elasticity stroke part can stretch out the stove face promptly and follow the deformation of pan bottom surface and reciprocate in the certain limit, just stroke detection part can detect the displacement of elasticity stroke part triggers electromagnetism stove heating system's protection action. The arrangement mode can avoid the situation that the induction cooker, the cookware and even fire disasters are possibly caused because the induction cooker cannot be protected by timely doing after the cookware is deformed to a great extent, and the safety of the induction cooker is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
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, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.
Fig. 1 is a schematic structural view of a pot state detection device of an induction cooker according to the present invention;
fig. 2 is a partial enlarged view of a part a of the elastic stroke part in a compressed state in a structural schematic view of a pot state detection device of an induction cooker according to the present invention;
fig. 3 is a schematic structural diagram of a second conductor according to the present invention;
fig. 4 is a partial enlarged view of a part a of the elastic stroke part in a structure schematic diagram of the pot state detection device of the induction cooker, which is provided by the utility model.
Reference numerals
01 induction cooker, 02 pot;
1 elastic stroke component, 11 temperature sensor, 12 top rod;
2 stroke detection means, 21 first conductor, 22 second conductor, 221 fixing portion, 222 contact portion.
Detailed Description
In order to make the technical solutions of the present application better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the accompanying drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be implemented in sequences other than those illustrated or described herein. Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Based on technical problem, this application provides a pan state detection device of electromagnetism stove, can the deformation state of the 01 pan 02 that heats of real-time supervision electromagnetism stove to through in time feeding back and take protective measures when the pan 02 bottom takes place to warp.
Fig. 1 is a schematic structural diagram of a pot state detection device of an induction cooker according to an embodiment of the present application; as shown in fig. 1, 2 and 4, a pot status detecting device for an induction cooker includes: the elastic stroke component 1 is arranged in the induction cooker 01, and the stroke quantity extending out of the cooker surface of the induction cooker 01 can be changed along with the change of the distance between the bottom surface of the cooker 02 and the cooker surface; and the stroke detection component 2 is connected with the heating system of the induction cooker 01, is used for detecting the stroke amount of the elastic stroke component 1 extending out of the oven surface, and is used for triggering the protection action of the heating system of the induction cooker 01.
Specifically, the elastic stroke component 1 is positioned in the induction cooker 01 and can extend out of the surface of the induction cooker 01 and move up and down in a certain range, and in the using process, when the pot 02 heated by the induction cooker 01 is not thermally deformed, the elastic stroke component 1 is positioned in the induction cooker 01 and is in contact with a certain position at the bottom of the pot 02 heated by the induction cooker 01; when the contact position of the bottom of a cooker 02 heated by an induction cooker 01 and the elastic stroke part 1 is thermally deformed and protrudes upwards for a certain distance, the elastic stroke part 1 can extend out of the oven surface of the induction cooker 01 along with the protrusion of the bottom of the cooker 02 and is contacted with the bottom surface of the cooker 02 within a certain range, and when the upward deformation vertical distance of the contact position of the bottom of the cooker 02 and the elastic stroke part 1 exceeds the maximum displacement of the stroke detection part 2, the elastic stroke part 1 is separated from the bottom of the cooker 02; simultaneously, stroke detection part 2 can detect the distance that electromagnetism stove 01 stove face was stretched out to elasticity stroke part 1 or discernment electromagnetism stove 01 heating pan 02 with elasticity stroke part 1 phase separation, and can detect when elasticity stroke part 1 removes, trigger electromagnetism stove 01 heating system's protection action to protect electromagnetism stove 01, pan 02, and then to a great extent has avoided the emergence of dangerous condition such as conflagration.
It should be noted that, the specific size of the elastic stroke component 1 and the distance that can extend out of the oven face of the induction cooker 01 are not limited in the present application, and it is easily understood that the extendable distance of the elastic stroke component 1 determines the detectable distance of the stroke detection component 2, and at the same time, the triggering condition of the heating system of the induction cooker 01 may be affected, and may be specifically set according to the scene and/or the specific performance of the induction cooker 01.
As an exemplary embodiment, as shown in fig. 2 and 4, the elastic stroke part 1 includes: a rod-shaped component which penetrates into the induction cooker 01 through the through hole of the oven surface and is contacted with the stroke detection component 2; one end of the elastic component is fixedly connected with the induction cooker 01, the other end of the elastic component is fixedly connected with the rod-shaped component, and the rod-shaped component can extend out of the cooker surface through the through hole when the elastic component is in a release state.
Specifically, the rod-shaped member can extend upwards along with the upward deformation of the bottom of the pot 02 heated by the induction cooker 01, and the elastic member has a telescopic property and can support the extension and retraction of the rod-shaped member. Meanwhile, the rod-shaped component is in contact with the stroke detection component 2, so that the stroke detection component 2 recognizes that the rod-shaped component is in an extended or retracted state by detecting the relative position movement of the rod-shaped component, and triggers a protection action of the heating system of the induction cooker 01 when recognizing that the rod-shaped component is in the extended state.
In addition, this application is right the concrete performance of elastic component does not do the restriction, and it can select for use coil spring, cylinder etc. can be selected for use according to conditions such as concrete required displacement in the use scene, temperature.
As an exemplary embodiment, as shown in fig. 2 and 4, the rod-shaped member includes a temperature sensor 11 and/or a ram 12.
It will be appreciated that the rod-shaped member may comprise a temperature sensor 11, and that the temperature sensor 11 is arranged on the oven surface, i.e. at the top end of the rod-shaped member, and that the temperature sensor 11 may be connected to the heating system of the induction cooking hob 01. In the use process of the induction cooker 01, when the pot 02 heated by the induction cooker 01 is not thermally deformed, the temperature sensor 11 can monitor the temperature of the bottom of the pot 02 heated by the induction cooker 01 in real time, so that when the temperature is too high, the temperature sensor 11 can timely send a signal to a heating system of the induction cooker 01 and trigger the protection action of the heating system of the induction cooker 01. When the bottom of the pot 02 heated by the induction cooker 01 is thermally deformed and the part 222 contacted with the temperature sensor 11 is upwards protruded, the elastic part can enable the temperature sensor 11 to move upwards along with the part of the pot 02 contacted with the temperature sensor 11 and can be always contacted with the bottom of the pot 02 heated by the induction cooker 01 within a certain range. It can be understood that when the upward deformation of the bottom of pot 02 contacted with temperature sensor 11 exceeds the maximum upward displacement of temperature sensor 11, temperature sensor 11 is separated from the bottom of pot 02.
As an exemplary embodiment, as shown in fig. 2 and 4, the stroke detection part 2 includes a first conductor 21 and a second conductor 22, wherein the first conductor 21 is disposed on the elastic stroke part 1; the second conductor 22 is arranged on the induction cooker 01, the second conductor 22 is in contact with the first conductor 21 when the elastic stroke part 1 is in a compressed state, and the second conductor 22 can be separated from the first conductor 21 along with the release of the elastic stroke part 1.
Specifically, the stroke detecting member 2 may include a first conductor 21 and a second conductor 22, and the first conductor 21 is disposed on the elastic stroke member 1. As an alternative embodiment, during the use of the induction cooker 01, the second conductor 22 may contact with the first conductor 21 when the elastic stroke component 1 is in a compressed state, and the second conductor 22 may be separated from the first conductor 21 with the release of the elastic stroke component 1, that is, when the pot 02 heated by the induction cooker 01 is not deformed, the first conductor 21 contacts with the second conductor 22, and when the contact position of the pot 02 heated by the induction cooker 01 and the elastic stroke component is deformed upwards, the elastic stroke component is ejected with the deformation, the first conductor 21 separates from the second conductor 22, and the stroke detection circuit is broken, so as to trigger the protection action of the heating system;
meanwhile, as another alternative embodiment, during the use of the induction cooker 01, the second conductor 22 may be in contact with the first conductor 21 when the elastic stroke component 1 is in a compressed state, and the second conductor 22 does not disengage from the first conductor 21 when the elastic stroke component 1 is released; namely, when the pot 02 is not deformed, the elastic stroke is in a compressed state, and the first conductor 21 is in contact with the second conductor 22; and when pan 02 with elasticity stroke part 1 contact position takes place upwards to warp, elasticity stroke part 1 release is popped out, and first conductor 21 then follows elasticity stroke part 1 rebound, then first conductor 21 with produce relative movement between the second conductor 22, then take place resistance value change among the stroke detection circuit, trigger heating system's protection action.
The present application does not limit whether the first conductor 21 and the second conductor 22 are separated with the release of the elastic stroke component 1, but it is easily understood that, in the release process of the elastic stroke component 1, the first conductor 21 and the second conductor 22 generate relative changes and affect the stroke detection circuit to send out the deformation signal of the pot 02 and trigger the protection action.
As an exemplary embodiment, as shown in fig. 3, the second conductor 22 includes a fixing portion 221 and a contact portion 222, which are integrally formed or fixedly connected, the fixing portion 221 is fixedly disposed on a coil or a lower cover of the induction cooker 01, and the contact portion 222 can be in contact with the first conductor 21.
It is easy to understand that the contact portion 222 is in contact with the first conductor 21, and the deformation state of the bottom of the pot 02 can be detected by the contact or separation of the contact portion 222 and the first conductor 21 at different positions.
As an exemplary embodiment, as shown in fig. 3, the fixing portion 221 includes a ring-shaped bracket, which is sleeved on the elastic stroke component 1, and the contact portion 222 includes at least one contact block protruding from the ring-shaped bracket.
In particular, the number of contact blocks and the first conductors is not limited, the number of contact blocks may be equal to that of the first conductors 21 and may be in one-to-one contact, and in one embodiment as shown in fig. 2 and 4, two contact blocks and two first conductors 21 are provided.
As an exemplary embodiment, the stroke detecting part 2 includes: and a variable resistor having a resistor body connected to the stroke detection circuit, the variable resistor having a movable contact that is interlocked with the elastic stroke member 1. In this embodiment, the variable resistor is used as the stroke detection part 2, and the resistance value of the variable resistor changes during the movement of the elastic stroke part 1, so that the controller can determine a specific stroke based on the received resistance value, and further determine the deformation amount of the bottom of a specific pot.
As an exemplary embodiment, the stroke detection component 2 further includes a micro switch, and a movable arm of the micro switch is linked with the elastic stroke component 1.
The application also provides an induction cooker which comprises a cooker surface, a lower cover and an induction cooker 01 heating system, wherein the cooker surface and the lower cover form a cavity; the cookware state detection device is arranged in the cavity and is electrically connected with the induction cooker 01 heating system.
So far, the technical solutions of the present disclosure have been described in connection with the foregoing embodiments, but it is easily understood by those skilled in the art that the scope of the present disclosure is not limited to only these specific embodiments. A person skilled in the art may split and combine the technical solutions in the above embodiments, and may make equivalent changes or substitutions on the related technical features without departing from the technical principles of the present disclosure, and any changes, equivalents, improvements and the like made within the technical concept and/or technical principles of the present disclosure will fall within the protection scope of the present disclosure.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, as for the system embodiment, since it is substantially similar to the method embodiment, the description is relatively simple, and reference may be made to the partial description of the method embodiment for relevant points.
The above are merely examples of the present invention, and are not intended to limit the present invention. Various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. The utility model provides a pan state detection device of electromagnetism stove which characterized in that includes:
the elastic stroke component is arranged in the induction cooker, and the stroke quantity extending out of the cooker surface of the induction cooker can be changed along with the change of the distance between the bottom surface of the cooker and the cooker surface;
and the stroke detection component is connected with the induction cooker heating system, is used for detecting the stroke amount of the elastic stroke component extending out of the oven surface, and is used for triggering the protection action of the induction cooker heating system.
2. The pot state detecting device of an induction cooker according to claim 1, wherein the elastic stroke part comprises:
the rod-shaped component penetrates into the electromagnetic oven through the through hole on the oven surface and is contacted with the stroke detection component; one end of the elastic component is fixedly connected with the induction cooker, the other end of the elastic component is fixedly connected with the rod-shaped component, and the rod-shaped component can extend out of the cooker surface through the through hole when the elastic component is in a release state.
3. The pot state detecting device of an induction cooker according to claim 2, wherein the rod-like member includes a temperature sensor and/or a stem.
4. The pot state detecting device of the induction cooker according to any one of claims 1 to 3, further comprising a stroke detecting circuit, wherein the stroke detecting component is connected to the stroke detecting circuit, and the stroke detecting component is configured to trigger the stroke detecting circuit to output different stroke detecting signals when the elastic stroke component is at different stroke amounts.
5. The pot state detecting apparatus of an induction cooker according to claim 4, wherein said stroke detecting part includes a first conductor and a second conductor, wherein,
the first conductor is arranged on the elastic stroke part;
the second conductor is arranged on the induction cooker, is in contact with the first conductor when the elastic stroke part is in a compressed state, and can be separated from the first conductor along with the release of the elastic stroke part.
6. The pot status detecting apparatus of the induction cooker according to claim 5, wherein the second conductor comprises a fixing portion and a contact portion, the fixing portion is integrally formed or fixedly connected with the fixing portion, the fixing portion is fixedly disposed on a coil or a lower cover of the induction cooker, and the contact portion is capable of contacting with the first conductor.
7. The pot state detecting device of an induction cooker as claimed in claim 6, wherein said fixing portion comprises a ring-shaped holder fitted over said elastic stroke member, and said contact portion comprises at least one contact piece protruding from said ring-shaped holder.
8. The pot state detecting device of an induction cooker according to claim 4, wherein the stroke detecting part comprises: and a variable resistor having a resistor body connected to the stroke detection circuit, the variable resistor having a movable contact that is interlocked with the elastic stroke member.
9. The pot state detecting device of the induction cooker according to any one of claims 1 to 3, wherein the stroke detecting part further comprises a micro switch, and a movable arm of the micro switch is linked with the elastic stroke part.
10. The induction cooker is characterized by comprising a cooker surface, a lower cover and an induction cooker heating system, wherein the cooker surface and the lower cover form a cavity;
a cookware state detection device as claimed in any of claims 1 to 9 disposed within the cavity electrically connected to the induction cooker heating system.
CN202222447291.1U 2022-09-16 2022-09-16 Pan state detection device of induction cooker and induction cooker Active CN218628122U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222447291.1U CN218628122U (en) 2022-09-16 2022-09-16 Pan state detection device of induction cooker and induction cooker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222447291.1U CN218628122U (en) 2022-09-16 2022-09-16 Pan state detection device of induction cooker and induction cooker

Publications (1)

Publication Number Publication Date
CN218628122U true CN218628122U (en) 2023-03-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222447291.1U Active CN218628122U (en) 2022-09-16 2022-09-16 Pan state detection device of induction cooker and induction cooker

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CN (1) CN218628122U (en)

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