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CN-224219503-U - Heating element and atomizing device

CN224219503UCN 224219503 UCN224219503 UCN 224219503UCN-224219503-U

Abstract

The heating element comprises a substrate and a heating component, wherein the substrate is provided with a containing cavity and a closed cavity surrounding the containing cavity, the closed cavity and the containing cavity are independent from each other, the side wall between the containing cavity and the closed cavity in the substrate is a light-transmitting wall, the heating component comprises a plurality of light heat sources which are electrically connected in parallel, the plurality of light heat sources surround the containing cavity and are uniformly distributed in the closed cavity, light emitted by the light heat sources irradiates and heats an atomized substrate in the containing cavity after passing through the light-transmitting wall, and the light emitted by the light heat sources comprises visible light and infrared light. Based on a plurality of light and heat sources which are uniformly arranged around the accommodating cavity and connected in parallel, the visible light and the infrared light emitted by the light and heat sources can be utilized to realize the circumferential uniform heating of the heating element by 360 degrees, so that the atomizing matrix can be heated more uniformly and sufficiently, the quality and the taste of aerosol are ensured, the manufacturing process of the heating element is simplified, and the support is provided for reducing the cost of the heating element and the atomizing device.

Inventors

  • Request for anonymity

Assignees

  • 深圳市基克纳科技有限公司

Dates

Publication Date
20260512
Application Date
20250327

Claims (10)

  1. 1. A heat-generating body, characterized by comprising: A base body having a housing cavity for housing the atomized substrate and a closed cavity surrounding the housing cavity, the housing cavity and the closed cavity being independent of each other, a side wall of the base body between the housing cavity and the closed cavity being a light-transmitting wall, and The heating component comprises a plurality of light and heat sources which are electrically connected in parallel, wherein the plurality of light and heat sources are uniformly distributed in the closed cavity around the accommodating cavity, the light emitted by the light and heat sources irradiates the atomized matrix after penetrating through the light-transmitting wall so as to heat the atomized matrix and generate aerosol, and the light emitted by the light and heat sources comprises visible light and infrared light.
  2. 2. The heating body of claim 1, wherein the light and heat source comprises a light and heat filament, the light and heat filament is at least one filament of tungsten filament, molybdenum filament, tantalum filament, iridium filament, platinum filament and rhenium filament, and wherein the light and heat filaments of the light and heat source are electrically connected in parallel through electrode leads, and the electrode leads are led out of the closed cavity to be connected with a power supply assembly.
  3. 3. A heating element according to claim 2, wherein said photo-thermal filament is disposed in said closed cavity along an axial extension of said housing cavity, or said photo-thermal filament is disposed in said closed cavity along a circumferential extension of said housing cavity.
  4. 4. A heat-generating body as described in claim 2, wherein an internal pressure of the closed chamber is smaller than an external pressure of the closed chamber, and/or the closed chamber is filled with an inert gas.
  5. 5. A heat-generating body as described in claim 1, wherein the number of said heat-generating components is plural, a plurality of said heat-generating components are arranged side by side in an axial direction of said housing chamber, and said light and heat sources of at least two of a plurality of said heat-generating components emit light independently of each other.
  6. 6. A heat-generating body according to any one of claims 1 to 5, wherein the base body includes an inner tube portion and an outer tube portion, a tube body space of the inner tube portion serves as the accommodation chamber, a peripheral side wall of the inner tube portion serves as the light-transmitting wall, the inner tube portion is provided in the outer tube portion and is spaced apart from the outer tube portion, and the outer tube portion and the inner tube portion are hermetically connected between both ends of the accommodation chamber in an axial direction so as to enclose the closed chamber between the inner tube portion and the outer tube portion.
  7. 7. A heat-generating body according to claim 6, wherein a peripheral side wall of the outer tube portion is covered with a light-reflecting layer for reflecting light emitted from the light-heat source toward the accommodating chamber.
  8. 8. A heat-generating body as described in claim 6, wherein said inner tube portion is made of a quartz material, or said inner tube portion and said outer tube portion are both made of a quartz material.
  9. 9. A heat-generating body as described in claim 6, wherein said inner tube portion is integrally formed with said outer tube portion.
  10. 10. An atomizing device, comprising a housing assembly, a power supply assembly and the heating element according to any one of claims 1-9, wherein the housing assembly is provided with an air inlet channel and an air outlet channel, the heating element is arranged in the housing assembly, the accommodating cavity is communicated between the air inlet channel and the air outlet channel, and the optical heat source is electrically connected with the power supply assembly.

Description

Heating element and atomizing device Technical Field The application relates to the technical field of atomization, in particular to a heating element and an atomization device. Background An atomizing device is an electronic device capable of generating an aerosol by heating a substrate such that the substrate does not burn. The prior atomizing device is divided into a plurality of types such as circumferential heating, central heating and the like according to a heating mode, wherein the circumferential heating mode mainly comprises the steps of inserting a substrate into a heating body of the atomizing device, and conducting heat by utilizing the contact relation between the side wall of the heating body and the substrate so as to heat the substrate to realize atomization of the substrate, but the heating body is uneven in heating, so that the problems of unsatisfactory atomization effect, poor aerosol quality or taste and the like are easily caused by uneven heating of the substrate. Disclosure of utility model The application mainly solves the technical problem of providing a heating element and an atomizing device using the same, which can heat a substrate more uniformly and fully. According to a first aspect, an embodiment provides a heat-generating body, including: A base body having a housing cavity for housing the atomized substrate and a closed cavity surrounding the housing cavity, the housing cavity and the closed cavity being independent of each other, a side wall of the base body between the housing cavity and the closed cavity being a light-transmitting wall, and The heating component comprises a plurality of light and heat sources which are electrically connected in parallel, wherein the plurality of light and heat sources are uniformly distributed in the closed cavity around the accommodating cavity, the light emitted by the light and heat sources irradiates the atomized matrix after penetrating through the light-transmitting wall so as to heat the atomized matrix and generate aerosol, and the light emitted by the light and heat sources comprises visible light and infrared light. In one embodiment, the light and heat source comprises a light and heat filament, wherein the light and heat filament is at least one filament of tungsten filament, molybdenum filament, tantalum filament, iridium filament, platinum filament and rhenium filament, the light and heat filaments of the light and heat source are electrically connected in parallel through electrode leads, and the electrode leads are led out from the closed cavity to be connected with a power supply assembly. In one embodiment, the photo-thermal filament is disposed within the closed cavity along an axial extension of the receiving cavity, or the photo-thermal filament is disposed within the closed cavity along a circumferential extension of the receiving cavity. In one embodiment, the internal pressure of the closed cavity is less than the external pressure of the closed cavity and/or the closed cavity is filled with an inert gas. In one embodiment, the number of the heat generating components is plural, the plural heat generating components are arranged side by side in the axial direction of the accommodating cavity, and the light and heat sources of at least two of the plural heat generating components emit light independently of each other. In one embodiment, the substrate comprises an inner pipe and an outer pipe, wherein a pipe body space of the inner pipe is used as the accommodating cavity, a peripheral side wall of the inner pipe is used as the light-transmitting wall, the inner pipe is arranged in the outer pipe and is spaced from the outer pipe, and the outer pipe and two ends of the inner pipe in the axial direction of the accommodating cavity are in sealing connection so as to form the closed cavity between the inner pipe and the outer pipe. In one embodiment, the peripheral side wall of the outer tube portion is covered with a light reflecting layer for reflecting the light emitted from the light and heat source toward the housing cavity. In one embodiment, the inner tube portion is made of a quartz material, or both the inner tube portion and the outer tube portion are made of a quartz material. In one embodiment, the inner tube portion is integrally formed with the outer tube portion. According to a second aspect, an embodiment provides an atomization device, including a housing assembly, a power supply assembly and the heating element according to the first aspect, the housing assembly has an air inlet channel and an air outlet channel, the heating element is disposed in the housing assembly, the accommodating cavity is communicated between the air inlet channel and the air outlet channel, and the optical heat source is electrically connected with the power supply assembly. The heating body comprises a substrate and a heating component, wherein the substrate is provided with a containing cavity and a closed cavity surroun