CN218976862U

CN218976862U - PTC heating assembly

Info

Publication number: CN218976862U
Application number: CN202320014980.5U
Authority: CN
Inventors: 张勇; 潘忠林; 汤旭炎
Original assignee: Wuxi Jewel Technology Co ltd
Current assignee: Wuxi Jewel Technology Co ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-05-05
Anticipated expiration: 2033-01-04

Abstract

The utility model discloses a PTC heating assembly, which comprises a PTC film, wherein a forming ring is wrapped on the periphery of the PTC film, the end part of the PTC film is connected with a connecting sheet, and the other end of the connecting sheet is connected with a connector through a wire; the connector comprises a shell and a plug connected to one end of the shell, a connector is arranged in the other end of the shell, a contact pin is arranged in the connector, the contact pin extends into the plug, and the connector is connected to the lead. The PTC film is utilized in a constant voltage and a certain heat conduction range to realize the requirements of internal local heating and constant temperature control.

Description

PTC heating assembly

Technical Field

The utility model relates to heating, in particular to a PTC heating component.

Background

In the automotive and industrial fields, it is often necessary to rapidly heat the interior area and maintain a certain temperature for a long period of time during operation.

Because the traditional heating wire or the heating load is usually made of metal materials such as copper and aluminum, the temperature and resistance characteristics of the traditional heating wire or the heating load determine the imbalance of heating efficiency and heat preservation performance, the traditional heating system is unstable, the heat preservation performance is obviously different along with the change of the external temperature, and the temperature requirement cannot be met.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides the PTC heating component, and the PTC film is utilized in a constant voltage and a certain heat conduction range to realize the requirements of internal local heating and constant temperature control.

In order to achieve the technical purpose, the utility model adopts the following technical scheme: the PTC heating assembly comprises a PTC film, wherein a forming ring is wrapped on the periphery of the PTC film, the end part of the PTC film is connected with a connecting sheet, and the other end of the connecting sheet is connected with a connector through a wire;

the connector comprises a shell and a plug connected to one end of the shell, a connector is arranged in the other end of the shell, a contact pin is arranged in the connector, the contact pin extends into the plug, and the connector is connected to the lead.

Further, the PTC film is cylindrical.

Further, the length of the forming ring is smaller than that of the PTC film, and both ends of the PTC film are exposed out of the forming ring.

Further, the connecting sheet adopts an alloy connecting sheet.

Further, a plug is arranged in the shell, and the lead is electrically connected to the connector after being connected to the plug.

In summary, the present utility model achieves the following technical effects:

the utility model abandons the traditional materials, utilizes the characteristics of the novel PTC heating film, is provided with the forming ring and the alloy connecting sheet, solves the problems of slow heating and poor thermal stability in the prior art, realizes rapid temperature rise and reliable control on temperature, has high adaptability to products, and can heat products with various shapes.

Drawings

Fig. 1 is a schematic view of a PTC heating assembly according to an embodiment of the present utility model;

fig. 2 is a schematic cross-sectional view of fig. 1.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

Examples:

as shown in fig. 1 and 2, a PTC heating assembly comprises a PTC film 1, a forming ring 2 wrapped around the PTC film 1, a connection piece 3 connected to an end of the PTC film 1, and a connection head connected to the other end of the connection piece 3 via a wire 4.

Wherein, the PTC film 1 is cylindrical, the length of the forming ring 2 is smaller than the length of the PTC film 1, and both ends of the PTC film 1 are exposed out of the forming ring 2. The PTC film 1 is surrounded by a forming ring for shaping the PTC film, and is suitable for different diameter requirements. The PTC film is maintained at a constant temperature at a constant voltage.

The connecting sheet 3 is an alloy connecting sheet.

As shown in fig. 2, the connector includes a housing 10 and a plug 8 connected to one end of the housing 10, a connector 6 is provided at the other end of the housing 10 at the inner 5 portion, the connector 6 is provided with a pin 7, the pin 7 extends into the plug 8, and the connector 6 is connected to the lead 4.

The plug 5 is arranged in the shell 10, the lead 4 is electrically connected with the connector 6 after being connected with the plug 5, so that the connection stability is improved, and the lead is prevented from falling off.

The utility model abandons the traditional materials, utilizes the characteristics of the novel PTC heating film, is provided with the forming ring and the alloy connecting sheet,

the problems of slow heating and poor thermal stability in the prior art are solved, the rapid rise and the reliable control of temperature are realized, the adaptability to products is high, and 0 can heat products with various shapes.

The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical principles of the present utility model are within the scope of the technical solutions of the present utility model.

Claims

1. A PTC heating assembly, characterized in that: the PTC film comprises a PTC film (1), wherein a forming ring (2) is wrapped on the periphery of the PTC film (1), the end part of the PTC film (1) is connected with a connecting sheet (3), and the other end of the connecting sheet (3) is connected with a connector through a lead (4);

the connector comprises a shell (10) and a plug (8) connected to one end of the shell (10), a connector (6) is arranged in the other end of the shell (10), a contact pin (7) is arranged in the connector (6), the contact pin (7) extends into the plug (8), and the connector (6) is connected to the lead (4).

2. A PTC heating assembly according to claim 1, wherein: the PTC film (1) is cylindrical.

3. A PTC heating assembly according to claim 1, wherein: the length of the forming ring (2) is smaller than that of the PTC film (1), and both ends of the PTC film (1) are exposed out of the forming ring (2).

4. A PTC heating assembly according to claim 1, wherein: the connecting sheet (3) is an alloy connecting sheet.

5. A PTC heating assembly according to claim 1, wherein: the shell (10) is internally provided with a plug (5), and the lead (4) is electrically connected with the connector (6) after being connected with the plug (5).