CN220255721U - Full-flexible sealing contact multilayer heat insulation assembly and heating appliance - Google Patents

Full-flexible sealing contact multilayer heat insulation assembly and heating appliance Download PDF

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Publication number
CN220255721U
CN220255721U CN202322104164.6U CN202322104164U CN220255721U CN 220255721 U CN220255721 U CN 220255721U CN 202322104164 U CN202322104164 U CN 202322104164U CN 220255721 U CN220255721 U CN 220255721U
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China
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heat insulation
heat
flexible
insulating
heating body
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CN202322104164.6U
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吴金凤
齐延鹏
肖克毅
周浩
汪长国
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Chongqing China Tobacco Industry Co Ltd
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Chongqing China Tobacco Industry Co Ltd
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Abstract

The utility model belongs to the technical field of smoking set equipment, and particularly relates to a fully flexible sealed contact multilayer heat insulation assembly and a heating appliance. The purpose is that: the problem of the thermal-insulated effect that current thermal-insulated subassembly structural defect leads to is not good, needs consume more electric quantity is solved.

Description

Full-flexible sealing contact multilayer heat insulation assembly and heating appliance
Technical Field
The utility model belongs to the technical field of smoking set equipment, and particularly relates to a fully flexible sealing contact multilayer heat insulation assembly and a heating appliance.
Background
With the growing health concern, it is appreciated that conventional cigarettes are a health hazard, and thus, produce what is known as "heated non-burning cigarettes". Compared with the traditional cigarettes, the heating non-burning cigarettes can meet the physiological needs of users and simultaneously reduce harmful substances such as tar, carbon monoxide and the like brought by the traditional cigarettes. The heated non-burning cigarette releases aerosol by heating the tobacco in the aerosol generating substrate, and the user obtains a smoking experience. The tobacco shreds are not burnt, so that complex chemical reaction is not generated, the user obtains experience and simultaneously harmful substance inhalation is reduced.
In the utensil to the heating incombustible cigarette for the heating incombustible cigarette produces the aerosol that is supplied with the smoking, in order to heat the cigarette, adopted heating element, and in order to avoid heating element's heat transfer to the utensil outer wall, improve user's use experience, be provided with thermal-insulated subassembly in the heating utensil.
The heat insulation component that current heating utensil adopted is mostly simple individual layer insulating sheath, and the thermal-insulated effect is not good, simultaneously, thermal dissipation, in order to guarantee the heating effect to the heating incombustible cigarette, more electric quantity need be consumed.
Disclosure of Invention
The purpose of the utility model is that: aims to provide a fully flexible sealed contact multilayer heat insulation assembly and a heating appliance, which are used for solving the problems of poor heat insulation effect and more electric quantity consumption caused by the structural defect of the traditional heat insulation assembly.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
a full flexible sealing contact multi-layer heat insulation assembly, which comprises a heat insulation sleeve positioned at the outer side of a hollow heating body,
a cavity is formed between the hollow heating body and the heat insulation sleeve,
end covers are arranged at two ends of the heat insulation sleeve,
one side of each end cover close to the hollow heating body is provided with a flexible heat-insulating sealing piece,
the hollow heating body is positioned between two flexible heat-insulating sealing pieces,
the flexible insulating seal has a lower heat transfer rate than the end cap.
Further defined, the insulating sleeve is a material having high structural strength and low thermal conductivity. By adopting the structural design, the heat insulation sleeve is made of materials with certain structural strength and low heat conductivity, such as PEEK, PC, ABS, PMMA, so that heat insulation can be better realized, and the practicability is high.
Further defined, the end cap is a high temperature resistant plastic. The structural design is made of high-temperature-resistant plastics such as PEEK, PPSU and the like, has low heat conductivity and high strength, and can prolong the service life of the end cover.
Further defined, the flexible heat-insulating seal is a high temperature resistant silica gel having a thermal conductivity of 0.1-0.9W/mK.
Further defined, the outer walls of the flexible insulating seals bear against the inner walls of the sleeve, and the two flexible insulating seals form a seal against the ends of the cavity. By means of the structural design, the two flexible heat-insulating sealing pieces, the hollow heating body and the heat-insulating sleeve are surrounded on the outer side of the hollow heating body to form a closed cavity, so that heat is quickly transferred due to direct contact between the hollow heating body and the heat-insulating sleeve, and meanwhile, the heat transfer rate can be further reduced by utilizing the closed cavity.
Further defined, a thermal insulation member is disposed in the cavity, and the thermal insulation member is cylindrical. By means of the structural design, heat radiation transferred from the hollow heating body to the heat insulation sleeve is blocked through the heat insulation piece, and the heat transfer rate between the hollow heating body and the heat insulation sleeve is further reduced.
Further defined, the upper and lower ends of the insulation member respectively bear against a flexible insulation seal. By means of the structural design, through the mutual matching of the heat insulation piece and the flexible heat insulation sealing piece, on the basis that the heat insulation piece is installed by utilizing the flexible heat insulation sealing piece, a sealed cavity between the hollow heating body and the heat insulation sleeve is divided into an inner cavity and an outer cavity, the heat transfer rate between the hollow heating body and the heat insulation sleeve is further reduced, and the practicability is high.
Further defined, a hollow interlayer is disposed within the insulation. By means of the structural design, the heat transfer rate between the hollow heating body and the heat insulation sleeve is further reduced through the hollow interlayer arranged in the heat insulation piece. The utility model also discloses a heating appliance which comprises a body, a hollow heating body and the full-flexible sealing contact multilayer heat insulation assembly, wherein a cavity is arranged in the body, and the heat insulation sleeve is arranged in the cavity.
The utility model adopting the technical scheme has the following advantages:
1. the end cover provides a mounting position for the flexible heat insulation sealing element, the flexible heat insulation sealing element is used for completing the isolation between the hollow heating body and the end cover, and the heat transfer rate of the flexible heat insulation sealing element is lower than that of the end cover, so that the heat transferred to the end cover by the hollow heating body is reduced;
2. the hollow heating body is prevented from being in direct contact with the heat insulation sleeve to cause rapid heat transfer through the cavity formed between the hollow heating body and the heat insulation sleeve;
3. the heat radiation transferred from the hollow heating body to the heat insulation sleeve is blocked by the heat insulation piece, so that the heat transfer rate between the hollow heating body and the heat insulation sleeve is further reduced;
4. the heat-insulating piece and the flexible heat-insulating sealing piece are matched with each other, so that a sealed cavity between the hollow heating body and the heat-insulating sleeve is divided into an inner cavity and an outer cavity on the basis that the flexible heat-insulating sealing piece is used for completing the installation of the heat-insulating piece, the heat transfer rate between the hollow heating body and the heat-insulating sleeve is further reduced, and the practicability is high;
5. the heat transfer rate between the hollow heating body and the heat insulation sleeve is further reduced through the hollow interlayer arranged in the heat insulation piece.
Drawings
The utility model can be further illustrated by means of non-limiting examples given in the accompanying drawings;
FIG. 1 is a schematic cross-sectional view of a portion of a heat shield assembly in an embodiment of a fully flexible sealed contact multi-layer heat shield assembly and a heating appliance in accordance with the present utility model;
FIG. 2 is a schematic view of a construction of an embodiment of a fully flexible sealed contact multi-layered insulation assembly and heating appliance of the present utility model;
FIG. 3 is a schematic cross-sectional view of an embodiment of a fully flexible sealed contact multi-layer insulation assembly and heating appliance of the present utility model;
the main reference numerals are as follows:
hollow heating body 1, insulating sleeve 2, end cap 31, flexible insulating seal 32, insulating member 4, body 5, aerosol generating substrate 50.
Detailed Description
The present utility model will be described in detail below with reference to the drawings and the specific embodiments, wherein like or similar parts are designated by the same reference numerals throughout the drawings or the description, and implementations not shown or described in the drawings are in a form well known to those of ordinary skill in the art. In addition, directional terms such as "upper", "lower", "top", "bottom", "left", "right", "front", "rear", etc. in the embodiments are merely directions with reference to the drawings, and are not intended to limit the scope of the present utility model.
As shown in fig. 1, a full flexible sealing contact multi-layered heat insulation assembly of the present utility model comprises a heat insulation sleeve 2 positioned at the outer side of a hollow heating body 1,
a cavity is formed between the hollow heating body 1 and the heat insulation sleeve 2,
end caps 31 are arranged at both ends of the heat insulation sleeve 2,
the two end caps 31 are provided with a flexible heat-insulating seal 32 on the side close to the hollow heating body 1,
the hollow heating body 1 is located between two flexible heat-insulating seals 32,
the heat transfer rate of the flexible insulating seal 32 is lower than the heat transfer rate of the end cap 31.
The insulating sleeve 2 is made of a material having a certain structural strength and a low thermal conductivity. The insulating sleeve 2 is made of a material with certain structural strength and low heat conductivity, such as PEEK, PC, ABS, PMMA, so that heat insulation can be better realized, and the practicability is high.
The end cap 31 is a high temperature resistant plastic. The end cover 31 is made of high-temperature resistant plastics such as PEEK, PPSU and the like, has low heat conductivity and high strength, and can prolong the service life of the end cover.
The flexible insulating seal 32 is a high temperature resistant silica gel having a thermal conductivity of 0.1-0.9W/mK. The embodiment is preferably high temperature resistant silica gel with a thermal conductivity of 0.5W/mK.
The outer wall of the flexible insulating seal 32 abuts against the inner wall of the sleeve 2,
the two flexible heat-insulating sealing pieces 32, the hollow heating body 1 and the heat-insulating sleeve 2 are enclosed outside the hollow heating body 1 to form a closed cavity. The two flexible heat-insulating sealing pieces 32, the hollow heating body 1 and the heat-insulating sleeve 2 surround the outer side of the hollow heating body 1 to form a closed cavity, so that heat is quickly transferred due to direct contact between the hollow heating body 1 and the heat-insulating sleeve 2, and meanwhile, the heat transfer rate can be further reduced by utilizing the closed cavity.
The cavity is internally provided with a heat insulating piece 4, and the heat insulating piece 4 is cylindrical. The heat radiation transferred from the hollow heating body 1 to the heat insulating sleeve 2 is blocked by the heat insulating member 4, and the heat transfer rate between the hollow heating body 1 and the heat insulating sleeve 2 is further reduced.
The upper and lower ends of the insulating member 4 are respectively abutted against a flexible insulating seal 32. Through the mutually supporting of insulating part 4 and flexible thermal-insulated sealing member 32, on utilizing flexible thermal-insulated sealing member 32 to accomplish the basis of the installation of insulating part 4, divide into inside and outside two with airtight cavity between hollow heating member 1 and the insulating sheath 2, further reduce the heat transfer rate between hollow heating member 1 and the insulating sheath 2, the practicality is stronger.
A hollow interlayer is arranged in the heat insulating piece 4. The heat transfer rate between the hollow heating body 1 and the heat insulation sleeve 2 is further reduced by the hollow interlayer arranged in the heat insulation member 4. In practice, a tubular or ring-shaped member made of a material having a low thermal conductivity, such as a low foaming resin, may be used, depending on the actual situation.
As shown in fig. 1 to 3, the utility model also discloses a heating appliance, which comprises a body 5, a hollow heating body 1 and the fully flexible sealing contact multilayer heat insulation assembly, wherein a cavity is arranged in the body 5, and a heat insulation sleeve 2 is arranged in the cavity.
In this embodiment, during installation, the flexible heat-insulating sealing member 32 is first sleeved on the corresponding end cover 31, then one of the end covers 31 is installed on the heat-insulating sleeve 2, then the hollow heating body 1 and the heat-insulating member 4 are penetrated into the heat-insulating sleeve 2, and finally the other end cover 31 sleeved with the flexible heat-insulating sealing member 32 is installed on the other end of the heat-insulating sleeve 2;
in use, the aerosol-generating substrate 50 is heated by the hollow heating body 1 such that the aerosol-generating substrate 50 generates aerosol for inhalation.
The utility model provides a fully flexible sealing contact multi-layer heat insulation assembly and a heating appliance. The description of the specific embodiments is only intended to aid in understanding the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims (9)

1. A full flexible sealing contact multi-layer heat insulation assembly, which comprises a heat insulation sleeve (2) positioned at the outer side of a hollow heating body (1),
the method is characterized in that: a cavity is formed between the hollow heating body (1) and the heat insulation sleeve (2),
end covers (31) are arranged at two ends of the heat insulation sleeve (2),
one side of each end cover (31) close to the hollow heating body (1) is provided with a flexible heat-insulating sealing piece (32),
the hollow heating body (1) is positioned between two flexible heat insulation sealing pieces (32),
the flexible insulating seal (32) has a lower heat transfer rate than the end cap (31).
2. A fully flexible sealed contact multilayer insulation assembly according to claim 1, wherein: the heat insulation sleeve (2) is made of a material with high structural strength and low heat conductivity.
3. A fully flexible sealed contact multilayer insulation assembly according to claim 1, wherein: the end cover (31) is made of high-temperature-resistant plastic.
4. A fully flexible sealed contact multilayer insulation assembly according to claim 1, wherein: the flexible heat insulation sealing piece (32) is high-temperature resistant silica gel with the heat conductivity coefficient of 0.1-0.9W/mK.
5. A fully flexible sealed contact multilayer insulation assembly according to claim 1, wherein: the outer walls of the flexible heat insulation sealing pieces (32) are abutted against the inner walls of the heat insulation sleeve (2), and the two flexible heat insulation sealing pieces (32) form a seal for the end parts of the cavity.
6. A fully flexible sealed contact multilayer insulation assembly according to claim 1, wherein: the cavity is internally provided with a heat insulation piece (4), and the heat insulation piece (4) is cylindrical.
7. A fully flexible sealed contact multilayer insulation assembly according to claim 6, wherein: the upper and lower ends of the heat insulating member (4) are respectively abutted against a flexible heat insulating sealing member (32).
8. A fully flexible sealed contact multilayer insulation assembly according to claim 6, wherein: a hollow interlayer is arranged in the heat insulating piece (4).
9. A heating appliance, characterized by: the full-flexible sealed contact multilayer heat insulation assembly comprises a body (5), a hollow heating body (1) and the full-flexible sealed contact multilayer heat insulation assembly according to any one of claims 1-8, wherein a cavity is arranged in the body (5), and the heat insulation sleeve (2) is arranged in the cavity.
CN202322104164.6U 2023-08-07 2023-08-07 Full-flexible sealing contact multilayer heat insulation assembly and heating appliance Active CN220255721U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322104164.6U CN220255721U (en) 2023-08-07 2023-08-07 Full-flexible sealing contact multilayer heat insulation assembly and heating appliance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322104164.6U CN220255721U (en) 2023-08-07 2023-08-07 Full-flexible sealing contact multilayer heat insulation assembly and heating appliance

Publications (1)

Publication Number Publication Date
CN220255721U true CN220255721U (en) 2023-12-29

Family

ID=89299707

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322104164.6U Active CN220255721U (en) 2023-08-07 2023-08-07 Full-flexible sealing contact multilayer heat insulation assembly and heating appliance

Country Status (1)

Country Link
CN (1) CN220255721U (en)

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