CN213282539U

CN213282539U - Electric heating container with over-high steam pressure prevention protection device

Info

Publication number: CN213282539U
Application number: CN202021090656.4U
Authority: CN
Inventors: 郑志敏
Original assignee: Jiangmen Meizi Intelligent Technology Co ltd
Current assignee: Jiangmen Meizi Intelligent Technology Co ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-05-28
Anticipated expiration: 2030-06-12

Abstract

The utility model discloses an electric heat container with prevent too high vapour pressure protection device, including electro-heat equipment, trigger device, holding chamber and lid, trigger device includes proximity switch and magnet, and proximity switch and magnet set up respectively at lid and holding chamber, perhaps, and proximity switch and magnet set up respectively at holding chamber and lid, and proximity switch and electro-heat equipment's signal connection, if the lid is close to the opening in holding chamber, proximity switch makes electro-heat equipment disconnection circular telegram by magnet trigger signal. Because proximity switch and magnet need not contact completely to the design becomes as long as the lid is close to the opening in holding chamber can trigger electric heating device's outage, no matter consequently people lock the lid during the use, proximity switch can both be triggered, and electric heating device can't the circular telegram work, thereby has avoided lid and holding chamber to form sealed chamber carelessly and the condition of boiling water, guarantees electric heating container's safety in utilization.

Description

Electric heating container with over-high steam pressure prevention protection device

Technical Field

The utility model relates to an electric heating container, in particular to an electric heating container with a protection device for preventing overhigh steam pressure.

Background

At present, people may choose to carry a portable electric hot water bottle or electric kettle on a journey, the electric hot water bottle or the electric kettle is provided with a cover capable of being sealed, and the electric hot water bottle or the electric kettle can be carried in a luggage bag after water is boiled, but the current products have problems: if people forget to open the cover when boiling water, a large amount of water vapor exists in the closed cavity to form a dangerous high-pressure source, the cover cannot be opened if the water is light, and safety accidents such as product explosion and the like can be caused if the water is heavy.

The partial electric heating container is also provided with a safety device which can not boil water under the condition that the cover is completely closed under the switch control, but the protection function is realized only by rotating the cover to a specified position according to the indication, and often the cover forms a sealed cavity with the inner container when in the specified position, so the defect still exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide an electric heat container with prevent too high vapour pressure protection device, can prevent that electric heat container from starting to boil water under the state that forms sealed chamber, guarantee safe in utilization.

An embodiment of the utility model provides an electric heat container with prevent too high vapour pressure protection device, including electric heating device, trigger device, holding chamber and lid, trigger device includes proximity switch and magnet, proximity switch with magnet sets up respectively the lid with the holding chamber, magnet forms to encircle the open-ended magnetic field in holding chamber, perhaps, proximity switch with magnet sets up respectively the holding chamber with the lid, magnet forms to encircle the magnetic field of lid, proximity switch with electric heating device's signal connection, the lid is from being close to the opening in holding chamber is to the whole in-process of assembling completely in place, proximity switch homoenergetic by magnet triggers the messenger electric heating device disconnection circular telegram.

According to the utility model discloses an electric heat container with prevent too high vapour pressure protection device, the top in holding chamber is provided with the internal thread, the side of lid is provided with the corresponding external screw thread of internal thread.

According to the utility model discloses an electric heat container with prevent too high vapour pressure protection device, proximity switch sets up in the lateral wall in holding chamber and hug closely the internal thread, magnet sets up the inside of lid is close to the external screw thread.

According to the utility model discloses an electric heat container with prevent high vapour pressure protection device, internal thread and external screw thread are the sectional type.

According to the utility model discloses an electric heating container with prevent too high vapour pressure protection device, still including encircleing the sealing washer that the lateral wall of lid set up, the sealing washer can with the opening cooperation in holding chamber forms airtight chamber.

According to the utility model discloses an electric heat container with prevent too high vapour pressure protection device, magnet is kept flat the inside of lid just the center of magnet is in on the axis of lid.

According to the utility model discloses an electric heat container with prevent too high vapour pressure protection device, magnet wind the lateral wall setting in holding chamber.

According to the utility model discloses an electric heat container with prevent too high vapour pressure protection device, electric heat device sets up the bottom in holding chamber, proximity switch is in the inside line connection of walking of lateral wall in holding chamber is in electric heat device's electric energy end.

According to the utility model discloses an electric heat container with prevent too high vapour pressure protection device, electric heat device sets up the bottom in holding chamber, proximity switch passes through wireless connection to proximity switch.

According to the embodiment of the utility model provides an electric heat container with prevent too high vapour pressure protection device, still include control panel, control panel includes display screen, power button and temperature regulation button, the display screen sets up the outer wall in holding chamber, power button and temperature regulation button set up the next door of display screen.

The utility model provides an one or more embodiment has following beneficial effect at least: the utility model discloses a proximity switch and magnet trigger electric heating device's power break-make, owing to as long as magnet is close to proximity switch and can triggers outage signal, so the lid can trigger the outage as long as light put the opening in holding chamber, consequently the electric heat fuser can't start under the condition that lid and holding chamber formed sealed chamber and boil water, has avoided the problem that even partial closed condition of present electric heat container still probably formed sealed chamber.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is a schematic perspective view of a separated cover and a receiving cavity according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of the connection position of the cover and the accommodation chamber in the completely closed condition according to the embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of the connection position of the cover and the accommodation chamber in the incompletely sealed condition according to the embodiment of the present invention;

fig. 4 is a schematic position diagram of a proximity switch and an electric heating device according to an embodiment of the present invention.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 3, an embodiment of the present invention relates to an electric heating container with a protection device for preventing excessive steam pressure, including an electric heating device 500, a trigger device, a containing chamber 200 and a lid 100, the trigger device includes a proximity switch 300 and a magnet 400, the proximity switch 300 and the magnet 400 are respectively disposed on the lid 100 and the containing chamber 200, the magnet 400 forms a magnetic field around an opening of the containing chamber 200, or the proximity switch 300 and the magnet 400 are respectively disposed on the containing chamber 200 and the lid 100, the magnet 400 forms a magnetic field around the lid 100, the proximity switch 300 is connected with a signal of the electric heating device 500, the lid 100 is completely assembled in place from the opening near the containing chamber 200, and the proximity switch 300 can be triggered by the magnet 400 to disconnect the electric heating device 500.

It is understood that the present invention is based on the working principle that the proximity switch 300 closely senses the magnetic field of the magnet 400, and therefore the proximity switch 300 can be selected as a magnetic switch, in some embodiments, the positions of the proximity switch 300 and the magnet 400 can be interchanged, as long as the cover 100 and the accommodating cavity 200 are close to each other, and the proximity switch 300 and the magnet 400 can be close to each other, and therefore the positions of the proximity switch 300 and the magnet 400 are not strictly limited. It should be noted that if the magnet 400 is disposed on the accommodating chamber 200, in order to allow the liquid to pass through, the magnet 400 is generally annular, and forms a magnetic field around the sidewall of the accommodating chamber 200, and if the magnet 400 is disposed in the cover 100, the shape of the magnet 400 is more selective, and may be a whole ring, a whole circle, or a plurality of sectors.

In some embodiments, the top of the receiving chamber 200 is provided with an internal thread 210, and the side of the cap 100 is provided with an external thread 110 corresponding to the internal thread 210. The proximity switch 300 is disposed in the sidewall of the receiving chamber 200 and closely attached to the internal thread 210, and the magnet 400 is disposed inside the cap 100 and close to the external thread 110. In this embodiment, the cover 100 can be locked at the opening of the accommodating chamber 200 by means of screw rotation, and in order to adapt to the closing manner of this rotation, the magnet 400 disposed in the cover 100 may be ring-shaped or circular, so that no matter which angle the cover 100 rotates, the magnet 400 can stably trigger the power-off signal of the proximity switch 300, and it is ensured that the cover 100 and the accommodating chamber 200 do not form a sealed chamber.

In some embodiments, the internal threads 210 and the external threads 110 may be integral in form or may be segmented.

In some embodiments, a sealing ring 120 is further included and is disposed around the sidewall of the cap 100, and the sealing ring 120 is capable of forming a sealed cavity by cooperating with the opening of the receiving cavity 200. The sealing ring 120 can ensure that water in the accommodating cavity 200 can not leak out in daily use.

Based on the above embodiment, magnet 400 is laid flat on the inside of cover 100 and the center of magnet 400 is on the central axis of cover 100. Therefore, the proximity switch 300 is located in the accommodating cavity 200, preferably, the electric heating device 500 is disposed at the bottom of the accommodating cavity 200, and the proximity switch 300 is wired inside the sidewall of the accommodating cavity 200 to the power end of the electric heating device 500.

Referring to fig. 4, in another embodiment, the magnet 400 is disposed around the sidewall of the receiving chamber 200. Thus, the proximity switch 300 is located inside the cover 100, and preferably, the electric heating device 500 is disposed at the bottom of the accommodating chamber 200, and the proximity switch 300 is connected to the electric heating device 500 by wireless. It is understood that, since the proximity switch 300 requires power supply and the cover 100 is a separate component, the proximity switch 300 may be powered by button battery or the like, and the proximity switch 300 may be wirelessly connected by bluetooth connection, NFC, or the like.

Preferably, the embodiment of the present invention further includes a control panel 600, the control panel 600 includes a display screen 610, a power button 620 and a temperature adjusting button 630, the display screen 610 is disposed on the outer wall of the accommodating chamber 200, and the power button 620 and the temperature adjusting button 630 are disposed beside the display screen 610. The position of the control panel 600 is set according to the requirement, in an embodiment, the control panel 600 is disposed at the lower portion of the sidewall of the accommodating chamber 200, the display screen 610 adopts a multi-position 8-character digital display screen capable of displaying temperature, time and the like, and the power button 620 and the temperature adjusting button 630 are located below the display screen 610.

The embodiment of the utility model provides an in because proximity switch 300 and magnet 400 need not contact completely to the design becomes as long as lid 100 is close to the opening of holding chamber 200 and can trigger electric heater unit 500's outage, consequently when using, no matter people lock lid 100 or do not lock lid 100, proximity switch 300 can both be triggered, electric heater unit 500 can not the circular telegram work, thereby avoided lid 100 and holding chamber 200 to form airtight chamber and the condition of heating up water, guaranteed electric heat container's safety in utilization.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides an electric heat container with prevent too high vapour pressure protection device which characterized in that: comprises an electric heating device (500), a trigger device, an accommodating cavity (200) and a cover (100), the trigger device comprises a proximity switch (300) and a magnet (400), the proximity switch (300) and the magnet (400) are respectively arranged in the cover (100) and the accommodating cavity (200), the magnet (400) forms a magnetic field surrounding the opening of the accommodating chamber (200), or the proximity switch (300) and the magnet (400) are respectively arranged in the accommodating cavity (200) and the cover (100), the magnet (400) forms a magnetic field around the lid (100), the proximity switch (300) is in signal connection with the electro-thermal device (500), the whole process of the cover (100) from the opening close to the containing cavity (200) to the complete assembly in place, the proximity switches (300) can be triggered by the magnets (400) to disconnect the electricity of the electric heating device (500).

2. An electrically heated vessel having an overpressure protection as set forth in claim 1 wherein: the top of the electric heating device (500) is provided with an internal thread (210), and the side surface of the cover (100) is provided with an external thread (110) matched with the internal thread (210).

3. An electrically heated vessel having an overpressure protection as set forth in claim 2 wherein: the proximity switch (300) is arranged in the side wall of the accommodating cavity (200) and clings to the internal thread (210), and the magnet (400) is arranged inside the cover (100) and close to the external thread (110).

4. An electrically heated vessel having an overpressure protection as set forth in claim 2 wherein: the internal thread (210) and the external thread (110) are segmented.

5. An electrically heated vessel having an overpressure protection as set forth in claim 1 wherein: the sealing device is characterized by further comprising a sealing ring (120) arranged around the side wall of the cover (100), wherein the sealing ring (120) can be matched with the opening of the containing cavity (200) to form a sealed cavity.

6. An electrically heated vessel having an overpressure protection as set forth in claim 1 wherein: the magnet (400) is placed flat inside the lid (100) and the center of the magnet (400) is on the central axis of the lid (100).

7. An electrically heated vessel having an overpressure protection as set forth in claim 1 wherein: the magnet (400) is arranged around the side wall of the accommodating cavity (200).

8. An electrically heated vessel having an overpressure protection as set forth in claim 1 wherein: the electric heating device (500) is arranged at the bottom of the accommodating cavity (200), and the proximity switch (300) is wired inside the side wall of the accommodating cavity (200) and connected to the electric energy end of the electric heating device (500).

9. An electrically heated vessel having an overpressure protection as set forth in claim 1 wherein: the electric heating device (500) is arranged at the bottom of the accommodating cavity (200), and the proximity switch (300) is connected to the electric heating device (500) in a wireless mode.

10. An electrically heated vessel having an overpressure protection as set forth in claim 1 wherein: still include control panel (600), control panel (600) include display screen (610), power button (620) and temperature regulation button (630), display screen (610) set up the outer wall in holding chamber (200), power button (620) and temperature regulation button (630) set up the next door of display screen (610).