CN214199627U

CN214199627U - Heating plate for vacuum drying oven

Info

Publication number: CN214199627U
Application number: CN202120190774.0U
Authority: CN
Inventors: 施龙清
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-09-14
Anticipated expiration: 2031-01-25

Abstract

The utility model relates to a heating plate for a vacuum drying oven, which comprises a first aluminum plate, a second aluminum plate and a heating body; the heating body comprises a first insulating layer, an electrothermal film and a second insulating layer, wherein the electrothermal film is positioned between the first insulating layer and the second insulating layer; the lower part of the first aluminum plate is abutted against the heating body; the heating body is positioned at the bottom of the opening of the second aluminum plate; the end part of the first aluminum plate is matched and sealed with the inner wall of the second aluminum plate. The utility model relates to a heating plate for a vacuum drying oven, the end part of a first aluminum plate is matched and sealed with the inner wall of a second aluminum plate, thus ensuring the sealing performance of the heating plate; and the screw that second aluminum plate and frame anchor clamps were fixed to be used can not pass silica gel cloth and electric heat membrane, not only makes the board that generates heat pleasing to the eye, has guaranteed the firm reliability after the board fixed mounting that generates heat simultaneously.

Description

Heating plate for vacuum drying oven

Technical Field

The utility model relates to a board that generates heat for vacuum drying oven.

Background

The vacuum drying oven is used for drying the lithium battery, and is a Chinese utility model patent (application number: 201620331977.6). The utility model discloses a heating plate, including first silica gel cloth, resistance wire and aluminum plate, first silica gel cloth has two, and the resistance wire setting is between two first silica gel cloths, and two first silica gel cloths and resistance wire pass through hot briquetting, aluminum plate has two, and two aluminum plates clip first silica gel cloth, the inlet wire department of resistance wire still is provided with the temperature controller.

After the above patent is actually used, the following problems are found: 1. because the two ends of the heating plate are not closed, the whole heating plate has the problem of poor sealing property; 2. the electric heating film is arranged between two pieces of silica gel cloth of 0.75mm respectively, the silica gel cloth is clamped by two pieces of aluminum plates of 4mm, mounting holes (aperture is 2-5 mm) need to be drilled on the side faces of the aluminum plates, the heating plate is mounted on a frame clamp of the vacuum drying box through the mounting holes, and the mounting holes can simultaneously penetrate through the aluminum plates and the silica gel cloth, so that the attractiveness is influenced, and the firm reliability of the integral mounting of the heating plate can be influenced.

Disclosure of Invention

An object of the utility model is to overcome above-mentioned not enough, provide a board that generates heat for vacuum drying oven.

The purpose of the utility model is realized like this:

the utility model provides a board that generates heat for vacuum drying oven which characterized in that: comprises a first aluminum plate, a second aluminum plate and a heating body; the heating body comprises a first insulating layer, an electrothermal film and a second insulating layer, wherein the electrothermal film is positioned between the first insulating layer and the second insulating layer; the lower part of the first aluminum plate is abutted against the heating body; the heating body is positioned at the bottom of the opening of the second aluminum plate; the end part of the first aluminum plate is matched and sealed with the inner wall of the second aluminum plate.

Further, the second aluminum plate comprises a second step surface, the second step surface is matched with the first step surface, and the second aluminum plate comprises a groove.

Furthermore, insulating materials are attached to the outside of the first aluminum plate and the outside of the second aluminum plate.

Furthermore, the insulating material is silica gel cloth.

Furthermore, the first insulating layer and the second insulating layer are both silica gel cloth.

Further, the first aluminum plate, the heating body and the second aluminum plate are formed by hot pressing.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model relates to a heating plate for a vacuum drying oven, the end part of a first aluminum plate is matched and sealed with the inner wall of a second aluminum plate, thus ensuring the sealing performance of the heating plate; and the screw that second aluminum plate and frame anchor clamps were fixed to be used can not pass silica gel cloth and electric heat membrane, not only makes the board that generates heat pleasing to the eye, has guaranteed the firm reliability after the board fixed mounting that generates heat simultaneously.

Drawings

Fig. 1 is a cross-sectional view of a heating plate for a vacuum drying oven of the present invention.

Fig. 2 is a schematic view of a first aluminum plate.

Fig. 3 is a schematic view of a second aluminum plate.

FIG. 4 is a schematic view of a heat-generating body.

Fig. 5 is a schematic view of the lithium battery of the present invention.

In the figure:

first aluminum plate 1, first step face 1.1, second aluminum plate 2, groove 2.1, second step face 2.2, heat-generating body 3, first silicon rubber cloth 3.1, electric heat membrane 3.2, second silicon rubber cloth 3.3, lithium cell 4.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

Referring to fig. 1-3, the utility model relates to a heating plate for vacuum drying oven, including first aluminum plate 1, second aluminum plate 2 and heat-generating body 3, first aluminum plate 1 and second aluminum plate 2 can paste outward and establish teflon cloth.

Referring to fig. 2, the heating element 3 comprises a first silica gel cloth 3.1, an electrothermal film 3.2 and a second silica gel cloth 3.3, and the electrothermal film 3.2 is positioned between the first silica gel cloth 3.1 and the second silica gel cloth 3.3;

referring to fig. 3, both ends of the first aluminum plate 1 have first step faces 1.1; the lower part of the first aluminum plate 1 is abutted against the heating body 3;

referring to fig. 4, the second aluminum plate 2 includes a groove 2.1 and a second step surface 2.2, the second step surface 2.2 is matched and sealed with the first step surface 1.1, the heating element 3 is located at the bottom of the opening of the second aluminum plate 2, the first aluminum plate 1 covers the second aluminum plate 2, meanwhile, the first aluminum plate 1 presses the heating element 3, the first aluminum plate 1, the heating element 3 and the second aluminum plate 2 are hot-pressed and formed, and at this time, the groove 2.1 is used as a buffer area for overflowing silica gel in the hot-pressing and forming process;

installation process

Firstly, an electrothermal film 3.2 is arranged between a first silica gel cloth 3.1 and a second silica gel cloth 3.3, and a heating body 3 is formed by hot-press molding; then, the heating element 3 is placed at the bottom of the opening of the second aluminum plate 2, the first aluminum plate 1 covers the second aluminum plate 2, the first aluminum plate 1 presses the heating element 3 at the moment, the first aluminum plate 1, the heating element 3 and the second aluminum plate 2 are subjected to hot press forming, and the groove 2.1 is used as a buffer area for overflowing silica gel; mounting holes are drilled on the peripheral side surface of the second aluminum plate 2, the mounting holes are not in contact with the silica gel cloth, and finally the heating plate is fixed on the frame clamp by screws;

the working principle is as follows:

referring to fig. 5, the lithium battery 4 is attached to the surface of the present invention, or a small gap is formed between the lithium battery and the surface of the present invention, and the heat generated by the heating element 3 is transmitted to the lithium battery 4 through the first aluminum plate 1 and the second aluminum plate 2;

the first aluminum plate 1 and the second aluminum plate 2 are matched and sealed through the step surfaces, so that the sealing performance of the heating plate is ensured; screws for fixing the second aluminum plate 2 and the frame clamp cannot penetrate through the silica gel cloth and the electrothermal film, so that the heating plate is attractive, and the firmness and reliability of the fixed heating plate are ensured;

in the above embodiments, the present invention has been described only by way of example, but various modifications may be made by those skilled in the art after reading the present patent application without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a board that generates heat for vacuum drying case which characterized in that: comprises a first aluminum plate, a second aluminum plate and a heating body;

the heating body comprises a first insulating layer, an electrothermal film and a second insulating layer, wherein the electrothermal film is positioned between the first insulating layer and the second insulating layer;

the lower part of the first aluminum plate is abutted against the heating body; the heating body is positioned at the bottom of the opening of the second aluminum plate;

the end part of the first aluminum plate is matched and sealed with the inner wall of the second aluminum plate.

2. A heat generating plate for a vacuum drying oven according to claim 1, characterized in that: two ends of the first aluminum plate are provided with first step surfaces; the second aluminum plate comprises a second step surface, and the second step surface is matched with the first step surface.

3. A heat generating plate for a vacuum drying oven according to claim 1, characterized in that: the second aluminum plate includes a slot.

4. A heat generating plate for a vacuum drying oven according to claim 1, characterized in that: and insulating materials are pasted outside the first aluminum plate and the second aluminum plate.

5. A heat generating plate for a vacuum drying oven according to claim 4, characterized in that: the insulating material is teflon cloth.

6. A heat generating plate for a vacuum drying oven according to claim 1, characterized in that: the first insulating layer and the second insulating layer are both silica gel cloth.

7. A heat generating plate for a vacuum drying oven according to claim 1, characterized in that: the first aluminum plate, the heating body and the second aluminum plate are formed by hot pressing.