Thick film heating device

Abstract

The utility model relates to the technical field of thick film heating, and discloses a thick film heating device which comprises a heating disc, an aluminum sleeve shell is connected to the outer side of the heating disc in a sleeved mode, a first heat dissipation strip is arranged on one side of the aluminum sleeve shell, and a second heat dissipation strip is arranged on the other side of the aluminum sleeve shell. The heating disc, the aluminum sleeve shell, the first heat dissipation strip and the second heat dissipation strip are assembled into a group of heating structures, and the thick film heating device is formed by combining a plurality of groups of heating structures which are assembled by the heating disc, the aluminum sleeve shell, the first heat dissipation strip and the second heat dissipation strip. According to the thick film heating device, the multiple heating discs, the aluminum sleeve shell, the first heat dissipation strip and the second heat dissipation strip are assembled into the thick film heating device, temperature rise is fast, efficiency is high, the service life is long, the weight is light, compared with a traditional ceramic PTC heating piece, the starting current is small, multiple sections of circuits can be printed, and power and heat productivity are convenient to control.

Description

Technical Field

[0001] The utility model relates to the technical field of thick film heating, in particular to a thick film heating device. Background Art

[0002] Thick film technology is a microelectronic technology that integrates electronic materials, multi-layer wiring technology, surface micro-assembly and planar integration technology. Thick film technology has a long history in meeting most electronic packaging and interconnection requirements. Thick film material is a mixture of organic medium doped with fine metal powder, glass powder or ceramic powder, which is printed on an insulating substrate through a screen printing process. The heating device can improve the production efficiency and quality of the thick film technology, but this type of heating device heats up slowly and has a short service life. Therefore, a thick film heating device is proposed. Utility Model Content

[0003] In view of the shortcomings of the prior art, the utility model provides a thick film heating device, which has the advantages of fast heating, high efficiency, long life, light weight, small starting current, ability to print multiple circuits, easy control of power and heat generation, etc., solving the problems of slow heating and short service life.

[0004] To achieve the above object, the utility model provides the following technical solution: a thick film heating device, comprising a heating plate, an aluminum casing is sleeved on the outer side of the heating plate, a first heat dissipation strip is arranged on one side of the aluminum casing, and a second heat dissipation strip is arranged on the other side of the aluminum casing;

[0005] Preferably, the heating plate, the aluminum casing, the first heat sink and the second heat sink are assembled into a heating structure, and the device heats up quickly, has high efficiency, long life, and is light in weight compared to traditional ceramic PTC heating sheets, and has a small starting current;

[0006] Preferably, the thick film heating device is composed of a plurality of heating structures assembled from a heating plate, an aluminum shell, a No. 1 heat sink and a No. 2 heat sink. By assembling the plurality of heating structures, multiple circuits can be printed, which facilitates the control of power and heat generation.

[0007] Compared with the prior art, the utility model provides a thick film heating device, which has the following beneficial effects:

[0008] The thick film heating device is assembled into a thick film heating device through multiple heating plates, an aluminum shell, a No. 1 heat sink and a No. 2 heat sink. It has fast heating, high efficiency, long life and light weight. Compared with traditional ceramic PTC heating sheets, it has a small starting current and can print multiple circuits, which is convenient for controlling power and heat generation. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1This is a schematic diagram of the heating structure of the utility model;

[0010] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0011] Figure 3 It is a cross-sectional schematic diagram of the heating structure of the utility model.

[0012] Among them: 1. Heating plate; 2. Aluminum shell; 3. No. 1 heat sink; 4. No. 2 heat sink. DETAILED DESCRIPTION

[0013] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0014] See also Figure 1-3 The utility model provides the following technical solutions: a thick film heating device, comprising a heating plate 1, an aluminum casing 2 is sleeved on the outer side of the heating plate 1, a first heat dissipation strip 3 is arranged on one side of the aluminum casing 2, and a second heat dissipation strip 4 is arranged on the other side of the aluminum casing 2;

[0015] The heating plate 1, the aluminum casing 2, the first heat sink 3 and the second heat sink 4 are assembled into a heating structure. The assembly makes the device heat up quickly, have high efficiency, long life, light weight, and small starting current compared to the traditional ceramic PTC heating plate.

[0016] The thick film heating device is composed of a plurality of heating structures composed of a heating plate 1, an aluminum shell 2, a first heat sink 3 and a second heat sink 4. By assembling the plurality of heating structures, multiple circuits can be printed, which facilitates the control of power and heat generation.

[0017] When in use, the thick film is printed on a stainless steel (or alumina sheet) substrate, the stainless steel (or alumina sheet) is pressed into the aluminum shell, and the aluminum shell is fixed to the heat sink by a brazing process. Multiple heat sinks 1, 2, heat sink No. 1 3 and heat sink No. 2 4 are assembled into a thick film heating device, which heats up quickly, has high efficiency, long life and light weight. Compared with traditional ceramic PTC heaters, the starting current is small, and multiple circuits can be printed, which is convenient for controlling power and heat generation.

[0018] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A thick film heating device, comprising a heating plate (1), characterized in that: An aluminum casing (2) is sleeved on the outer side of the heating plate (1), a first heat dissipation strip (3) is provided on one side of the aluminum casing (2), and a second heat dissipation strip (4) is provided on the other side of the aluminum casing (2).

2. A thick film heating device according to claim 1, characterized in that: The heating plate (1), the aluminum casing (2), the first heat dissipation bar (3) and the second heat dissipation bar (4) are assembled into a heating structure.

3. A thick film heating device according to claim 1, characterized in that: The thick film heating device is composed of a plurality of heating structure groups assembled from a heating plate (1), an aluminum casing (2), a first heat dissipation strip (3) and a second heat dissipation strip (4).

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