CN114052487B - Dry-heating-preventing electric kettle - Google Patents
Dry-heating-preventing electric kettle Download PDFInfo
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- CN114052487B CN114052487B CN202111371551.5A CN202111371551A CN114052487B CN 114052487 B CN114052487 B CN 114052487B CN 202111371551 A CN202111371551 A CN 202111371551A CN 114052487 B CN114052487 B CN 114052487B
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- kettle body
- electric connection
- kettle
- electric
- connection base
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/21—Water-boiling vessels, e.g. kettles
- A47J27/21008—Water-boiling vessels, e.g. kettles electrically heated
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/21—Water-boiling vessels, e.g. kettles
- A47J27/21008—Water-boiling vessels, e.g. kettles electrically heated
- A47J27/21058—Control devices to avoid overheating, i.e. "dry" boiling, or to detect boiling of the water
- A47J27/21066—Details concerning the mounting thereof in or on the water boiling vessel
- A47J27/21075—Details concerning the mounting thereof in or on the water boiling vessel relating to the boiling sensor or to the channels conducting the steam thereto
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/21—Water-boiling vessels, e.g. kettles
- A47J27/21008—Water-boiling vessels, e.g. kettles electrically heated
- A47J27/21058—Control devices to avoid overheating, i.e. "dry" boiling, or to detect boiling of the water
- A47J27/21141—Control devices to avoid overheating, i.e. "dry" boiling, or to detect boiling of the water based on the weight of the water vessel
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- Food Science & Technology (AREA)
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Abstract
The invention discloses an anti-dry-heating electric kettle, which relates to the technical field of household appliances and comprises a kettle body, a heat conduction interlayer, a kettle cover and an electric connection base; the kettle body supporting legs are multiple and are uniformly distributed at the bottom of the kettle body, and the bottom end parts of the kettle body supporting legs can be inserted into the electric connection base; the weight sensing bearing component is arranged inside the electric connection base, and the temperature sensor is arranged on the inner side wall of the kettle cover and used for sensing the temperature inside the kettle body; the control system is arranged on the outer wall of the kettle body and is electrically connected with the electric heating module, the temperature sensor and the weight sensing and supporting component; the control system is used for receiving sensing data transmitted by the temperature sensor and the weight sensing supporting component. The invention has simple structure, can continue to heat and preserve heat after water is boiled, and avoids water cooling when water boiling personnel arrive; the power is cut off in time by sensing the change of water quantity, so that dry burning can be avoided, and the safety is higher.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to an anti-dry heating electric kettle.
Background
At present, people start to generally use an electric kettle to boil water no matter at home or in an office; the electric kettle is one of the most common water boiling tools in daily life, and has the advantages of quick water boiling, no smoke and odor, sanitation and environmental protection.
The existing electric kettle can be powered off after water is heated and boiled; if the water in the kettle is not noticed to be boiled or leaves due to the negligence of a person boiling the water; the water cup is easy to be directly cooled after being heated and boiled, thereby affecting drinking of water boiling personnel; some electric kettles heat boiling water with low power after water is heated and boiled, which leads to water evaporation and loss, and when water in the kettle body is completely dispersed, dry heating is easy to generate, and the electric kettle is damaged.
Disclosure of Invention
The invention aims to provide an anti-dry heating electric kettle, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an anti-dry-heating electric kettle comprises a kettle body, a heat conduction interlayer, a kettle cover and an electric connection base, wherein the kettle cover is arranged at a port of the kettle body, the heat conduction interlayer is arranged in the kettle body 1 and divides the interior of the kettle body into a water storage chamber and a heating chamber, and an electric heating module for heating water in the water storage chamber is arranged in the heating chamber; the electric connection base is arranged at the bottom of the kettle body and used for supporting the kettle body, and the electric connection base can be electrically connected with the electric heating module; the kettle body supporting legs are multiple and are uniformly distributed at the bottom of the kettle body, and the bottom end parts of the kettle body supporting legs can be inserted into the electric connection base; the weight sensing supporting component is arranged in the electric connection base, and when the bottom end of the kettle body support leg is inserted into the electric connection base, the weight sensing supporting component supports the kettle body support leg and senses the load borne by the kettle body support leg; the temperature sensor is arranged on the inner side wall of the kettle cover and is used for sensing the temperature inside the kettle body; the control system is arranged on the outer wall of the kettle body and is electrically connected with the electric heating module, the temperature sensor and the weight sensing and supporting component; the control system is used for receiving the sensing data transmitted by the temperature sensor and the weight sensing supporting component, analyzing the sensing data and adjusting and powering on and powering off the power of the electric heating module according to the sensing data.
On the basis of the technical scheme, the invention also provides the following optional technical scheme:
in one alternative: the electric connection base is internally provided with an electric connection transfer station which can be connected with an external power supply through an electric connection wire, the electric connection transfer station is provided with an electric connection raised head protruding out of the electric connection base, the bottom wall of the kettle body is provided with an inwards concave electric connection sheet, the electric connection sheet and the electric connection raised head are arranged correspondingly, the electric connection sheet is electrically connected with the electric heating module, and the electric connection raised head is inserted into the electric connection sheet to realize electric connection.
In one alternative: the weight sensing and supporting component comprises a tray body, a clamping ring and a weight sensor, the tray body is arranged in the electric connection base, the bottom of the tray body is provided with an elastic piece, the end part of the weight sensing and supporting component, far away from the tray body, is connected with the bottom wall of the electric connection transfer station, the clamping ring is arranged on the end face, facing the kettle body, of the tray body, the clamping ring corresponds to the kettle body supporting foot, the end part of the kettle body supporting foot can be inserted into the clamping ring to form clamping, and the weight sensor is arranged in the clamping ring and used for abutting against the end part, inserted into the clamping ring, of the kettle body supporting foot; the weight sensor can sense the load borne by the kettle body support leg and establish data communication connection with the control system.
In one alternative: the control system comprises a signal receiving unit, a calculation and analysis unit, a control output unit and a setting unit, wherein the signal receiving unit is used for receiving data sensed by a temperature sensor and a weight sensing supporting member; the calculation and analysis unit is used for analyzing the data received by the signal receiving unit and comparing the data with the threshold data set by the setting unit to obtain a conclusion; the setting unit is used for setting a threshold value for data sensed by the temperature sensor and the weight sensing supporting component; the control output unit is electrically connected with the electric heating module and controls the output power and the power on and off of the electric heating module.
In one alternative: the control system also comprises a login unit and an information sending unit, wherein the two-dimensional code mark is used for establishing communication connection between the mobile phone and the login unit; the login unit is used for a user to log in the control system; and the information sending unit is used for sending the data analysis and comparison result obtained by the calculation and analysis unit to the mobile phone of the user in a short message or WeChat mode.
In one alternative: the bottom of electricity connection base still is equipped with a plurality of mechanical sucker subassemblies, and mechanical sucker subassembly and weight response bearing component one-to-one, mechanical sucker subassembly includes the sucking disc cover body and adsorbs the aspect, the sucking disc cover body is fixed on electricity connection base diapire, and the absorption aspect is established at the internal portion of sucking disc cover and is located sucking disc cover body port department, be connected through at least one rotation connecting piece between adsorption aspect and the weight response bearing component, the lift of weight response bearing component can order about the adsorption aspect through the transmission that rotates the connecting piece to the internal indent of sucking disc cover or to the arch of sucking disc cover body port department.
In one alternative: the rotating connecting piece comprises a rotating rod piece, a push-pull rod piece, a through hole and a shifting column; the middle part of the rotating rod piece is rotatably connected with the inside of the electric connection base through a rod shaft, and one end of the rotating rod piece, which is close to the tray body, is connected with the tray body through a push-pull connecting piece; the tray body can drive the end part of the rotating rod piece to rotate around the rod shaft through the push-pull connecting piece during lifting; the end part of the rotating rod piece, which is far away from the tray body, is provided with a through hole, the poking column penetrates through the through hole, one end of the poking column is connected with the push-pull rod piece, the push-pull rod piece penetrates through the bottom wall of the electric connection base and extends to the inside of the mechanical sucker component, and the end part of the push-pull rod piece, which extends into the mechanical sucker component, is connected with the adsorption layer surface.
In one alternative: the push-pull connecting piece comprises a connecting slide rail, a slide seat and a support rod, the connecting slide rail is arranged on the rod wall of the rotating rod piece and has the same length direction with the rotating rod piece, the slide seat is arranged on the connecting slide rail in a sliding manner, the support rod is fixed on the tray body, and one end of the support rod is hinged with the slide seat; the sliding seat slides on the connecting sliding rail, and the support rod is hinged with the sliding seat.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the electric kettle, the temperature sensor can sense the internal temperature of the kettle body and transmit the internal temperature to the control system, the control system controls the output power of the electric heating module, the switching between heating, boiling and heat preservation states can be realized, the boiling water can be continuously heated after the water is heated and boiled, and therefore when a water boiler cannot timely treat the water, the water can be preserved for a period of time;
2. according to the invention, the weight sensing and supporting component senses the weight change of the kettle body and water and transmits the weight change to the control system, and the change of the water amount is obtained through comparison and analysis, so that the power-off of the electric heating module can be controlled in time, and the dry burning condition is avoided;
3. the invention has simple structure, can continue to heat and preserve heat after water is boiled, and avoids water cooling when water boiling personnel arrive; the induction water quantity changes and the power is cut off in time to avoid dry burning, so that the safety is higher and the practicability is strong.
Drawings
Fig. 1 is a schematic view of the overall structure of the electric kettle in one embodiment of the invention.
Fig. 2 is a schematic view of an electrical connection base structure according to an embodiment of the invention.
Fig. 3 is a schematic structural diagram of a control system according to an embodiment of the present invention.
Figure 4 is a schematic view of a pivoting connection and weight sensing support member according to one embodiment of the present invention.
Notations for reference numerals: the electric kettle comprises a kettle body 1, a heat conduction interlayer 2, an electric heating module 21, a kettle cover 3, an electric connection base 4, an electric connection transfer station 41, a weight sensing supporting member 42, a tray body 421, a snap ring 422, a weight sensor 423, an elastic member 424, a rotary connecting member 43, a rotary rod member 431, a push-pull rod member 432, a through hole 433, a poking column 434, a sliding rail 451, a sliding seat 452, a supporting rod 453, an electric connecting sheet 51, an electric connection raised head 52, a kettle body supporting leg 6, a mechanical sucker assembly 7, a sucker cover body 71, an adsorption layer 72, a control system 8, a signal receiving unit 81, a calculation and analysis unit 82, a control output unit 83, a setting unit 84, an information sending unit 85, a login unit 86, a temperature sensor 10 and a two-dimensional code mark 11.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments; in the drawings or the description, the same reference numerals are used for similar or identical parts, and the shape, thickness or height of each part may be enlarged or reduced in practical use. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.
In one embodiment, as shown in fig. 1 and fig. 2, an anti-dry heating electric kettle comprises a kettle body 1, a heat conduction interlayer 2, a kettle cover 3 and an electric connection base 4, wherein the kettle cover 3 is arranged at a port of the kettle body 1, the heat conduction interlayer 2 is arranged inside the kettle body 1 and divides the inside of the kettle body 1 into a water storage chamber and a heating chamber, and an electric heating module 21 for heating water in the water storage chamber is arranged in the heating chamber; the electric connection base 4 is arranged at the bottom of the kettle body 1 and used for supporting the kettle body 1, and the electric connection base 4 can be electrically connected with the electric heating module 21; the kettle body supporting foot comprises a plurality of kettle body supporting feet 6, a control system 8, a temperature sensor 10 and a weight sensing supporting component 42, wherein the kettle body supporting feet 6 are uniformly distributed at the bottom of the kettle body 1, and the bottom end parts of the kettle body supporting feet 6 can be inserted into the electric connection base 4; the weight sensing supporting component 42 is arranged inside the electric connection base 4, and when the bottom end of the kettle body support leg 6 is inserted into the electric connection base 4, the weight sensing supporting component 42 supports the kettle body support leg and senses the load borne by the kettle body support leg; the temperature sensor 10 is arranged on the inner side wall of the kettle cover 3 and is used for sensing the temperature inside the kettle body 1; the control system 8 is arranged on the outer wall of the kettle body 1 and is electrically connected with the electric heating module 21, the temperature sensor 10 and the weight sensing supporting component 42; the control system 8 is used for receiving the sensing data transmitted by the temperature sensor 10 and the weight sensing supporting member 42, analyzing the sensing data and adjusting and powering on and off the power of the electric heating module 21 according to the sensing data;
in the implementation process of the embodiment, after water is injected into the kettle body 1, the whole kettle body 1 is placed on the electric connection base 4, wherein the kettle body support legs 6 extend into the electric connection base 4 and are placed on the weight sensing supporting member 42, the weight sensing supporting member 42 senses the weight of the kettle body 1 just filled with water and transmits data to the control system 8, the control system 8 controls the electric heating module 21 in the heating chamber to heat and boil the water, and the temperature sensor 10 senses the temperature in the kettle body 1; when the water in the kettle body 1 is heated and boiled, the temperature data sensed by the temperature sensor 10 is transmitted to the control system 8, and the control system 8 analyzes and judges the received temperature data, so that the water is in a boiling state; the control system 8 controls to reduce the power of the electric heating module 21; heating is reduced to reach a heat preservation state by boiling water; along with the water vapor of the boiling water, the whole weight of the kettle body 1 is reduced; at this time, the weight data sensed by the weight sensing supporting member 42 is compared with the weight data sensed at the beginning, the control system 8 analyzes the weight data, and when the difference between the weight data and the weight data is larger, the control system 8 judges that the water in the kettle body 1 exceeds a preset value, so that the electric heating module 21 is controlled to be powered off, the heating and the heat preservation are stopped, and the water in the kettle body 1 is prevented from continuously losing and being dried; after the electric kettle boils water, the electric kettle can continue to heat the boiling water in a heat preservation mode; when the water boiling personnel can not treat water in time, the temperature can be preserved for a period of time, and the water is prevented from being cooled rapidly; meanwhile, when the water quantity is small, the power can be cut off in time, so that the dry burning condition is avoided;
in one embodiment, as shown in fig. 1 and fig. 2, an electrical connection transfer station 41 is arranged inside the electrical connection base 4, the electrical connection transfer station 41 can be connected with an external power supply through an electrical connection wire, an electrical connection raised head 52 protruding out of the electrical connection base 4 is arranged on the electrical connection transfer station 41, an electrical connection sheet 51 recessed inwards is arranged on the bottom wall of the kettle body 1, the electrical connection sheet 51 and the electrical connection raised head 52 are arranged correspondingly, the electrical connection sheet 51 is electrically connected with the electrical heating module 21, and the electrical connection raised head 52 is inserted into the electrical connection sheet 51 to realize electrical connection; in the embodiment, when the kettle body 1 is placed on the electric connection base 4, the electric connection convex head 52 and the electric connection sheet 51 are plugged and electrified, so that power is supplied to the kettle body 1 during water boiling;
in one embodiment, as shown in fig. 4, the weight sensing and supporting member 42 includes a tray 421, a clasp 422 and a weight sensor 423, the tray 421 is disposed inside the electrical connection base 4, and the bottom of the tray is provided with an elastic element 424, the end of the elastic element 424 far away from the tray 421 is connected to the bottom wall of the electrical connection transfer station 41, the clasp 422 is disposed on the end surface of the tray 421 facing the kettle body 1, the clasp 422 corresponds to the kettle body leg 6, and the end of the kettle body leg 6 can be inserted into the clasp 422 to form a snap fit, and the weight sensor 423 is disposed inside the clasp 422 and is used for abutting against the end of the kettle body leg 6 inserted into the clasp 422; the weight sensor 423 is capable of sensing the load carried by the kettle body support leg 6 and establishing a data communication connection with the control system 8; in this embodiment, the elastic member 424 can absorb shock to the kettle body 1, and the snap ring 422 can be fastened to the kettle body leg 6 to fasten the kettle body 1 to the electrical connection base 4; the weight sensor 423 is capable of sensing the load carried by the weight sensing support member 42 and transmitting it to the control system 8, so as to sense the variation of the water quantity inside the kettle body 1; wherein, the elastic member 424 is a spring or an arched elastic sheet;
in one embodiment, as shown in figure 3, the control system 8 includes a signal receiving unit 81, a computational analysis unit 82, a control output unit 83 and a setting unit 84, the signal receiving unit 81 is used to receive the sensed data from the temperature sensor 10 and the weight sensing support member 42; the calculation and analysis unit 82 is used for analyzing the data received by the signal receiving unit 81 and comparing the data with the threshold data set by the setting unit 84 to obtain a conclusion; the setting unit 84 is used for setting a threshold value for the data sensed by the temperature sensor 10 and the weight sensing support member 42; the control output unit 83 is electrically connected with the electric heating module 21 and controls the output power and the power on and off of the electric heating module; in the present embodiment, the temperature data sensed by the temperature sensor 10 and the weight data sensed by the weight sensing support member 42 are transmitted to the signal receiving unit 81, and the calculation and analysis unit 82 analyzes the temperature data sensed by the temperature sensor 10 and the weight data sensed by the weight sensing support member 42 and compares them with the threshold set by the setting unit 84, so as to obtain whether the water is heated to boil and the amount of reduction of the boiling water; the control output unit 83 controls the state of the electric heating module 21 through the command issued by the calculation and analysis unit 82;
in one embodiment, as shown in fig. 1 and 3, the outer wall of the kettle body 1 is further provided with a two-dimensional code mark 11, the control system 8 further comprises a login unit 86 and an information sending unit 85, and the two-dimensional code mark 11 is used for establishing communication connection between the mobile phone and the login unit 86; the login unit 86 is used for a user to log in the control system 8; the information sending unit 85 is used for sending the data analysis and comparison result obtained by the calculation and analysis unit 82 to the mobile phone of the user in a short message or WeChat mode; thereby reminding the user of the water boiling state of the electric kettle; thereby promoting the user to timely treat the boiling water in the electric kettle after the water is boiled
In one embodiment, as shown in fig. 1, fig. 2 and fig. 4, the bottom of the electrical connection base 4 is further provided with a plurality of mechanical sucker assemblies 7, the mechanical sucker assemblies 7 correspond to the weight sensing support members 42 one by one, the mechanical sucker assemblies 7 include a sucker cover 71 and an adsorption layer 72, the sucker cover 71 is fixed on the bottom wall of the electrical connection base 4, the adsorption layer 72 is arranged inside the sucker cover 71 and located at a port of the sucker cover 71, the adsorption layer 72 is connected with the weight sensing support members 42 through at least one rotary connecting member 43, and the lifting of the weight sensing support members 42 can drive the adsorption layer 72 to be concave towards the inside of the sucker cover 71 or convex towards the port of the sucker cover 71 through the transmission of the rotary connecting member 43; in this embodiment, when the kettle body 1 is placed on the electrical connection base 4, the weight sensing supporting member 42 moves downward by carrying the kettle body support leg 6 and the kettle body 1, and the weight sensing supporting member 42 moves downward to pull the adsorption layer 72 toward the inner side of the suction cup cover 71 by rotating the connecting member 43, so that the space enclosed by the adsorption layer 72 and the table top supporting the electrical connection base 4 is increased, the internal pressure is reduced, the mechanical suction cup component 7 is adsorbed on the table top, thereby fastening the electrical connection base 4 and the table top, and ensuring the stability of the kettle body 1 to prevent the kettle body 1 and the electrical connection base 4 from vibrating and moving laterally due to water boiling;
in one embodiment, as shown in fig. 4, the rotating connector 43 includes a rotating rod 431, a push-pull rod 432, a through hole 433, and a poking column 434; the middle part of the rotating rod member 431 is rotatably connected with the inside of the electric connection base 4 through a rod shaft, and one end of the rotating rod member 431 close to the tray body 421 is connected with the tray body 421 through a push-pull connecting piece 45; the tray body 421 can drive the end of the rotating rod 431 to rotate around the rod shaft through the push-pull connecting piece 45 when lifting; a through hole 433 is formed in the end portion, away from the tray body 421, of the rotating rod 431, the poking column 434 penetrates through the through hole 433, one end of the poking column 434 is connected with the push-pull rod 432, the push-pull rod 432 penetrates through the bottom wall of the electric connection base 4 and extends into the mechanical sucker assembly 7, and the end portion, extending into the mechanical sucker assembly 7, of the push-pull rod 432 is connected with the adsorption layer surface 72; in this embodiment, since the lifting of the tray body 421 can drive the rotating rod 431 to rotate around the middle thereof through the push-pull connector 45, the end of the rotating rod 431 away from the tray body 421 pulls the push-pull rod 432 to move upwards through the shifting post 434, so as to pull the adsorption layer surface 72 to be concave towards the inner side of the suction cup cover 71; the adsorption of the mechanical sucker component 7 and the table top is realized; when the tray 421 moves upward, the rotating rod 431 rotates in the opposite direction to drive the push-pull rod 432 to move downward, so that the space enclosed by the adsorption layer surface 72 and the table top supporting the electrically-connected base 4 is reduced, the internal pressure intensity is increased, and the adsorption force between the mechanical sucker component 7 and the table top is reduced to facilitate taking;
in one embodiment, as shown in fig. 4, the push-pull connecting member 45 includes a connecting slide rail 451, a slide seat 452 and a support rod 453, the connecting slide rail 451 is disposed on the wall of the rotating rod 431 and has the same length direction as the rotating rod, the slide seat 452 is slidably disposed on the connecting slide rail 451, the support rod 453 is fixed on the tray body 421, and one end of the support rod 453 is hinged to the slide seat 452; because the sliding base 452 slides on the connecting slide rail 451 and the supporting rod 453 is hinged with the sliding base 452, the vertical movement of the tray body 421 can drive the rotating rod 431 to rotate without interference;
the embodiment discloses an anti-dry heating electric kettle, wherein a kettle body 1 is arranged on an electric connection base 4, a kettle body support leg 6 extends into the electric connection base 4 and is arranged on a weight sensing supporting member 42, the weight sensing supporting member 42 senses the weight of the kettle body 1 just filled with water and transmits data to a control system 8, the control system 8 controls an electric heating module 21 in a heating chamber to heat and boil the water, and a temperature sensor 10 senses the temperature in the kettle body 1; when the water in the kettle body 1 is heated and boiled, the temperature data sensed by the temperature sensor 10 is transmitted to the control system 8, and the control system 8 analyzes and judges the received temperature data, so that the water is in a boiling state; the control system 8 controls to reduce the power of the electric heating module 21; reducing heating to keep the temperature by boiling water; along with the water vapor of the boiling water, the whole weight of the kettle body 1 is reduced; at this time, the weight data sensed by the weight sensing supporting member 42 is compared with the weight data sensed at the beginning, the control system 8 analyzes the weight data, and when the difference between the weight data and the weight data is larger, the control system 8 judges that the water in the kettle body 1 exceeds a preset value, so that the electric heating module 21 is controlled to be powered off, the heating and the heat preservation are stopped, and the water in the kettle body 1 is prevented from continuously losing and being dried; after the electric kettle boils water, the electric kettle can continue to heat the boiling water in a heat preservation mode; when the water boiling personnel can not treat water in time, the temperature can be preserved for a period of time, and the water is prevented from being cooled rapidly; meanwhile, when the water quantity is small, the power can be cut off in time, and the dry burning condition is avoided.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (5)
1. An anti-dry-heating electric kettle comprises a kettle body, a heat conduction interlayer, a kettle cover and an electric connection base, wherein the kettle cover is arranged at a port of the kettle body, the heat conduction interlayer is arranged in the kettle body 1 and divides the interior of the kettle body into a water storage chamber and a heating chamber, and an electric heating module for heating water in the water storage chamber is arranged in the heating chamber; the electric connection base is arranged at the bottom of the kettle body and used for supporting the kettle body, and the electric connection base can be electrically connected with the electric heating module; it is characterized by also comprising a kettle body support leg, a control system, a temperature sensor and a weight sensing supporting component;
the kettle body support legs are multiple and uniformly distributed at the bottom of the kettle body, and the bottom end parts of the kettle body support legs can be inserted into the electric connection base;
the weight sensing supporting component is arranged in the electric connection base, and when the bottom end of the kettle body support leg is inserted into the electric connection base, the weight sensing supporting component supports the kettle body support leg and senses the load borne by the kettle body support leg;
the temperature sensor is arranged on the inner side wall of the kettle cover and is used for sensing the temperature in the kettle body;
the control system is arranged on the outer wall of the kettle body and is electrically connected with the electric heating module, the temperature sensor and the weight sensing and supporting component; the control system is used for receiving induction data transmitted by the temperature inductor and the weight induction supporting component, analyzing the induction data and adjusting the power of the electric heating module according to the induction data and switching on and off the power;
the weight sensing and supporting component comprises a tray body, a clamping ring and a weight sensor;
the tray body is arranged in the electric connection base, and the bottom of the tray body is provided with an elastic piece;
the end part of the weight sensing and supporting component far away from the tray body is connected with the bottom wall of the electric connection transfer station;
the clamping ring is arranged on the end face of the tray body facing the kettle body, the clamping ring corresponds to the kettle body supporting leg, and the end part of the kettle body supporting leg can be inserted into the clamping ring to form clamping;
the weight sensor is arranged in the clamping ring and is used for abutting against the end part of the kettle body supporting leg inserted into the clamping ring;
the weight sensor can sense the load borne by the kettle body support leg and establish data communication connection with the control system;
the bottom of the electric connection base is also provided with a plurality of mechanical sucker components; the mechanical sucker components correspond to the weight sensing bearing components one by one;
the mechanical sucker assembly comprises a sucker cover body and an adsorption layer surface;
the sucking disc cover body is fixed on the bottom wall of the electric connection base, and the adsorption layer surface is arranged inside the sucking disc cover body and is positioned at the port of the sucking disc cover body;
the adsorption layer surface is connected with the weight sensing supporting component through at least one rotary connecting piece;
the lifting of the weight sensing bearing component can drive the adsorption layer to be inwards concave towards the inside of the sucker cover body or to be convex towards the port of the sucker cover body through the transmission of the rotating connecting piece
The rotating connecting piece comprises a rotating rod piece, a push-pull rod piece, a through hole and a shifting column;
the middle part of the rotating rod piece is rotatably connected with the inside of the electric connection base through a rod shaft, and one end of the rotating rod piece, which is close to the tray body, is connected with the tray body through a push-pull connecting piece;
the tray body can drive the end part of the rotating rod piece to rotate around the rod shaft through the push-pull connecting piece during lifting;
the end part of the rotating rod piece, which is far away from the tray body, is provided with a through hole, the poking column penetrates through the through hole, one end of the poking column is connected with the push-pull rod piece, the push-pull rod piece penetrates through the bottom wall of the electric connection base and extends to the inside of the mechanical sucker component, and the end part of the push-pull rod piece, which extends into the mechanical sucker component, is connected with the adsorption layer surface.
2. The anti-dry heating electric kettle of claim 1, wherein the electric connection base has an electric connection transfer station therein, the electric connection transfer station being connectable to an external power source via an electric connection line;
an electric connection convex head protruding out of the electric connection base is arranged on the electric connection transfer station, an inward concave electric connection sheet is arranged on the bottom wall of the kettle body, and the electric connection sheet and the electric connection convex head are arranged correspondingly;
the electric connection sheet is electrically connected with the electric heating module, and the electric connection raised head is inserted into the electric connection sheet to realize through electric connection.
3. The anti-dry heating electric kettle according to claim 1, wherein the control system comprises a signal receiving unit, a calculation and analysis unit, a control output unit and a setting unit;
the signal receiving unit is used for receiving data sensed by the temperature sensor and the weight sensing supporting component;
the calculation and analysis unit is used for analyzing the data received by the signal receiving unit and comparing the data with the threshold data set by the setting unit to obtain a conclusion;
the setting unit is used for setting a threshold value for data sensed by the temperature sensor and the weight sensing supporting component;
the control output unit is electrically connected with the electric heating module and controls the output power and the power on and off of the electric heating module.
4. The anti-dry heating electric kettle of claim 3, wherein the outer wall of the kettle body is further provided with a two-dimensional code mark;
the control system also comprises a login unit and an information sending unit;
the two-dimension code mark is used for establishing communication connection between the mobile phone and the login unit;
the login unit is used for a user to log in the control system;
and the information sending unit is used for sending the data analysis and comparison result obtained by the calculation and analysis unit to the mobile phone of the user in a short message or WeChat mode.
5. The anti-dry heating electric kettle of claim 1, wherein the push-pull connector comprises a connecting slide rail, a slide base and a support rod;
the connecting slide rail is arranged on the rod wall of the rotating rod piece and has the same length direction with the rotating rod piece, and the slide seat is arranged on the connecting slide rail in a sliding manner;
the supporting rod is fixed on the tray body, and one end of the supporting rod is hinged with the sliding seat; the sliding seat slides on the connecting sliding rail, and the support rod is hinged with the sliding seat.
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| CN115040011B (en) * | 2022-06-18 | 2023-10-13 | 佛山市顺德区康雅电器有限公司 | Stable electric kettle based on negative pressure adsorption |
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