一种电加热型集体食品复热设备

By combining PTC constant temperature heating elements and a control system, the problem of the lack of automatic constant temperature in electric heating equipment is solved, achieving efficient and safe food heating and avoiding the risks of dry burning and red-hot heating.

CN224505256UActive Publication Date: 2026-07-17CHINESE PEOPLES ARMED POLICE FORCE NON-COMMISSIONED OFFICER SCHOOL

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHINESE PEOPLES ARMED POLICE FORCE NON-COMMISSIONED OFFICER SCHOOL
Filing Date
2025-03-03
Publication Date
2026-07-17

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Abstract

本实用新型公开了涉及复热设备技术领域的一种电加热型集体食品复热设备,包括箱体主体,其由外壳体总成、箱盖、底板组件、食物隔架和提手组成;所述外壳体总成包括箱体和控制壳体,所述箱体包括外箱体和内箱体,所述控制壳体位于外箱体的一侧,所述食物隔架放置在内箱体中;加热系统,其由PTC恒温发热片、反射薄膜、导热硅脂组成,所述反射薄膜贴在PTC恒温发热片底部;控制系统,其由显示屏、控制电路板、温度控制器、插接头、电池组组成。本申请具有自动恒温的特点,不会因为箱内缺水干烧损坏,具有长期的电热稳定性、通电不会发红、无明火、热转换率高、自然寿命长等传统发热元件无法比拟的优势,便于对集体食品进行加热。
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Claims

1. An electrically heated collective food reheating device, characterized in that: include The main body of the box (1) consists of an outer shell assembly, a lid (9), a bottom plate assembly (5), a food divider (7), and a handle (10). The outer shell assembly is located on top of the bottom plate assembly (5). The outer shell assembly includes a box body and a control housing (11). The box body includes an outer box body (13) and an inner box body (14). The control housing (11) is located on one side of the outer box body (13), and the food divider (7) is placed in the inner box body (14). The heating system consists of a PTC constant temperature heating element (8), a reflective film, and thermally conductive silicone grease, wherein the reflective film is attached to the bottom of the PTC constant temperature heating element (8); The control system consists of a display screen (3), a control circuit board, a temperature controller, a connector, and a battery pack.

2. The electrically heated mass food reheating apparatus according to claim 1, wherein: The base plate assembly (5) includes a base plate (501), and four casters (502) are provided at the bottom of the base plate (501); the lid (9), the base plate (501), and the food divider (7) are made of 06Cr19Ni10 brushed stainless steel; the inner box (14) is made of cold-rolled titanium plate TA1; and the outer box (13) and the control housing (11) are made of rolled aluminum plate 5052-H34.

3. The electrically heated mass food reheating apparatus according to claim 1, wherein: Both the box body and the box cover (9) are sandwich structures. Thermal insulation honeycomb composite panels are provided between the outer box body (13) and the inner box body (14) and between the inner and outer sandwich layers of the box cover (9). The thermal insulation honeycomb composite panels are composed of thermal insulation materials and honeycomb aluminum panels. The thermal insulation materials are ceramic fiber composite thermal insulation materials.

4. The electrically heated mass food reheating apparatus according to claim 1, wherein: The bottom of the inner box (14) is uniformly distributed with rectangular ribs; the PTC constant temperature heating element (8) is set in the ribs on the bottom surface of the inner box (14) and is tightly connected to the bottom surface of the inner box (14); the thermally conductive silicone grease is filled in the gap between the bottom surface of the inner box (14) and the PTC constant temperature heating element (8).

5. The electrically heated mass food reheating apparatus according to claim 1, wherein: The number of handles (10) is three, which are respectively located on the top of the lid (9), the outside of the control housing (11), and the side of the outer box (13) away from the control housing (11).

6. The electrically heated mass food reheating apparatus according to claim 1, wherein: A safety valve (2) is provided on the box cover (9).

7. The electrically heated mass food reheating apparatus according to claim 1, wherein: The lid (9) and the body are locked together by six evenly arranged rotary latches (6).

8. The electrically heated mass food reheating apparatus according to claim 1, wherein: The control housing (11) has detachable cover plates (4) on both the upper and lower sides. The control panel (12) is installed on the back of the upper cover plate (4). The display screen (3) is located on the control panel (12). The control panel (12) is also equipped with various control buttons, including mode / setting control button, parameter + control button, save / start / stop control button, and parameter one control button. The control circuit board is installed on the back of the lower cover plate (4).

9. The electrically heated mass food reheating apparatus according to claim 1, wherein: The food divider (7) adopts a folding structure and consists of a food divider (701) and a bottom support plate (705), which are connected by a cylindrical hinge (704). The food divider (701) is evenly provided with slots (702), and the bottom support plate (705) is movably inserted with an adjusting bolt (703), and the adjusting bolt (703) is threaded with an adjusting nut. The bottom support plate (705) has a porous structure.