Electrothermal film protection bag capable of avoiding overheating and improving thermal radiation

Abstract

The utility model belongs to the technical field of electrothermal film protection bags, and particularly relates to an electrothermal film protection bag capable of avoiding overheating and improving heat radiation, which comprises a lower bag film and an upper bag film, the lower bag film is positioned below the upper bag film, side edges are fixedly connected to two sides of the lower bag film and the upper bag film, an electrothermal film body is arranged between the lower bag film and the upper bag film, and a heat conduction plate is a heat conduction double faced adhesive tape. Heat of the electrothermal film body can be better conducted to an external heating plate brick, the heating efficiency is improved, and in addition, the electrothermal film body can be placed in the protection bag more stably. The whole heat preservation and heat insulation performance is improved through the heat preservation layer and the heat insulation layer, diffusion and loss of heat can be avoided, and the heat can only be conducted from the upper portion, so that the heat of the electrothermal film body is better and more evenly applied to a heating plate brick, and the heating effect and efficiency are effectively improved. And the side edge and the outer wall of the lower bag film are fixedly connected with a plurality of uniformly distributed buffer bubbles, so that good buffer and shock absorption effects are achieved, the electrothermal film body can be well protected, and the service life is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of electric heating film protection bag, concretely is a kind of electric heating film protection bag that can avoid overheating and promote heat radiation. BACKGROUND

[0002] Electric heating film is a kind of translucent polyester film that can heat after being electrified, which is made of special conductive ink and metal current-carrying strip or infrared radiation coating by printing and hot pressing between two layers of insulating polyester film (PET). The working principle of electric heating film is that electric current generates heat through conductive film, thereby achieving the purpose of heating. Electric heating film has the ability to convert electrical energy into heat energy, and is usually used in heating systems, especially in the field of surface heating, which is a low-carbon heating high-tech product developed by modern space technology.

[0003] The existing protection bag for electric heating film set cannot completely reflect the infrared rays at the bottom end of the electric heating film, so that the infrared rays released by the electric heating film not only can pass through the top end of the protection bag and act on the heating tiles, but also can pass through the bottom end and side of the protection bag and act on other objects, resulting in that the heat generated by the electric heating film cannot be evenly applied to the tiles to be heated. At the same time, the heat preservation and insulation performance of the electric heating film set itself is poor, and the heat is easily diffused and lost from all around, which affects the heating efficiency of the electric heating film. SUMMARY

[0004] The utility model aims at providing a kind of electric heating film protection bag that can avoid overheating and promote heat radiation, which can avoid the diffusion and loss of heat, improve the heating effect and efficiency, and prolong the service life.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of electric heating film protection bag that can avoid overheating and promote heat radiation, including lower bag film and upper bag film, the lower bag film is below upper bag film and both sides are fixedly connected with side edge, electric heating film body is arranged between lower bag film and upper bag film, the upper end surface of the inner wall of lower bag film is fixedly connected with a plurality of evenly distributed support columns, the top of a plurality of support columns is fixedly connected with support sheet, the lower end surface of electric heating film body and the upper end surface of support sheet abut, the outer wall of a plurality of support columns is provided with the reflection film that the lower end surface abuts with lower bag film, the upper end surface of electric heating film body is provided with heat conduction plate, and the upper end surface of heat conduction plate and the inner wall of upper bag film abut.

[0006] To improve the heat preservation and insulation effect of the protection bag, as a kind of electric heating film protection bag that can avoid overheating and promote heat radiation of the utility model is preferably, the structure of side edge and lower bag film is same and all includes base layer, the inner side of base layer is provided with heat preservation layer, and the outer side of base layer is provided with heat insulation layer.

[0007] In order to be able to heat the heating plate, as a kind of electric heating film protection bag of the utility model to avoid overheating and can improve heat radiation, preferably, the outer wall of the upper bag film is provided with a plurality of evenly distributed air holes.

[0008] In order to play the role of buffering and shock absorption, as a kind of electric heating film protection bag of the utility model to avoid overheating and can improve heat radiation, preferably, the outer wall of the side and the lower bag film is fixedly connected with a plurality of evenly distributed buffer bubbles.

[0009] In order to make radiation be able to pass through the upper bag film, as a kind of electric heating film protection bag of the utility model to avoid overheating and can improve heat radiation, preferably, the upper bag film material is ABS resin, and the support sheet material is transparent acrylic.

[0010] In order to play the role of heat conduction and fixing electric heating film, as a kind of electric heating film protection bag of the utility model to avoid overheating and can improve heat radiation, preferably, the heat conduction plate is heat conduction double-sided adhesive.

[0011] Compared with the prior art, the utility model has the beneficial effects as follows:

[0012] The utility model discloses a plurality of support columns's top fixedly connected with support sheet, and the support sheet is suspended by being supported by a plurality of support columns;The lower portion of the support sheet is provided with a reflecting film;The infrared rays generated by the electric heating film body can be reflected upwards, so that more infrared rays are transmitted upwards faster;The upper end surface of the electric heating film body is provided with a heat conduction plate, and the heat conduction plate is heat conduction double-sided adhesive, which improves the heat conduction performance, transmits the heat of the electric heating film body to the external heating tile better, improves the heating efficiency, and can paste and fix the electric heating film body, so that the electric heating film body is placed more stably in the protection bag, and use is more convenient;

[0013] The side and the lower bag film have the same structure, are provided with a base layer, guarantee the basic strength, and the heat preservation layer and the heat insulation layer improve the overall heat preservation and heat insulation performance, can avoid the diffusion and loss of heat, so that heat can only be transmitted from the top, so that the heat of the electric heating film body is better and more evenly held on the heating tile, and the heating effect and efficiency are effectively improved;The outer wall of the side and the lower bag film is fixedly connected with a plurality of evenly distributed buffer bubbles, plays a good buffering and shock absorption role, can well protect the electric heating film body, and prolongs the service life. ACCURACY OF DRAWINGS

[0014] Fig. 1 It is the sectional structure schematic view of the utility model;

[0015] Fig. 2 It is the sectional structure schematic view of the side of the utility model;

[0016] Fig. 3The utility model discloses a bag upper membrane planar structure.

[0017] In the figure: 1, lower bag membrane, 2, upper bag membrane, 3, side, 4, electric heating film body, 5, support column, 6, support sheet, 7, reflecting film, 8, heat conduction plate, 9, base layer, 10, heat preservation layer, 11, heat insulation layer, 12, air hole, 13, buffer bubble. Specific implementation

[0018] Please refer to Figs. 1 to 3 A kind of electric heating film protection bag for avoiding overheating and can promote heat radiation, including lower bag membrane 1 and upper bag membrane 2, lower bag membrane 1 is located below upper bag membrane 2 and both sides between fixedly connected with side 3, electric heating film body 4 is arranged between lower bag membrane 1 and upper bag membrane 2, the upper end surface of the inner wall of lower bag membrane 1 is fixedly connected with multiple evenly distributed support columns 5, the top of multiple support columns 5 is fixedly connected with support sheet 6, the lower end surface of electric heating film body 4 and the upper end surface of support sheet 6 abut, the outer wall of multiple support columns 5 is provided with the reflecting film 7 of lower end surface and lower bag membrane 1 abut, the upper end surface of heat conduction plate 8 is arranged in the upper end surface of electric heating film body 4 and the inner wall of upper bag membrane 2 abut.

[0019] In the embodiment: lower bag membrane 1 is located below upper bag membrane 2 and both sides between fixedly connected with side 3, lower bag membrane 1, upper bag membrane 2 and two sides 3 form the bag body of protection bag, wherein the upper end surface of the inner wall of lower bag membrane 1 is fixedly connected with multiple evenly distributed support columns 5, the top of multiple support columns 5 is fixedly connected with support sheet 6, and the support sheet 6 is supported by multiple support columns 5 and is suspended;Reflecting film 7 is arranged below support sheet 6, so that the infrared rays generated by electric heating film body 4 can be reflected upwards, so that more infrared rays can be transmitted upwards faster;Heat conduction plate 8 is arranged on the upper end surface of electric heating film body 4, and the heat conduction plate 8 is heat-conducting double-sided adhesive, which has good heat conduction performance on the one hand, can better transmit the heat of electric heating film body 4 to the external heating tile, improves the heating efficiency, and can be pasted and fixed to electric heating film body 4, so that electric heating film body 4 is placed more stably in the protection bag, and is more convenient to use.

[0020] As a kind of technical optimization scheme of the utility model, side 3 and the structure of lower bag membrane 1 are same and all include base layer 9, the inboard of base layer 9 is provided with heat preservation layer 10, and the outboard of base layer 9 is provided with heat insulation layer 11.

[0021] In the embodiment: the structure of side 3 and lower bag membrane 1 is same, and both are provided with base layer 9, so as to ensure basic strength;Heat preservation layer 10 and heat insulation layer 11 improve the overall heat preservation and heat insulation performance, can avoid the diffusion and loss of heat, so that heat can only be transmitted from the top, so that the heat of electric heating film body 4 is better and more evenly held on the heating tile, effectively improves the heating effect and efficiency.

[0022] As a technical optimization scheme of the utility model, the outer wall of the upper bag film 2 is provided with a plurality of evenly distributed air holes 12.

[0023] In this embodiment: heat can be conducted upward through the air holes 12.

[0024] As a technical optimization scheme of the utility model, the outer wall of the upper bag film 2 is provided with a plurality of evenly distributed air holes 12.

[0025] In this embodiment: the buffer bubble 13 plays a good buffering and damping role, can well protect the electric heating film body 4, prolongs the service life.

[0026] As a technical optimization scheme of the utility model, the outer wall of the upper bag film 2 is provided with a plurality of evenly distributed air holes 12.

[0027] In this embodiment: the ABS resin has good light transmittance, so that the infrared rays released by the electric heating film body 4 can pass through the upper bag film 2 more quickly and more and act on the heating plate; the transparent acrylic can support the electric heating film body 4 well on the one hand, and on the other hand, the light transmittance is good, so that the infrared rays can be reflected by the reflecting film 7 below.

[0028] As a technical optimization scheme of the utility model, the outer wall of the upper bag film 2 is provided with a plurality of evenly distributed air holes 12.

[0029] In this embodiment: the heat-conducting double-sided adhesive tape has good heat-conducting performance, can better conduct the heat of the electric heating film body 4 to the external heating plate, improves the heating efficiency, and can also paste and fix the electric heating film body 4.

[0030] Working principle: the utility model discloses the lower bag membrane 1 is located below upper bag membrane 2 and both sides are fixedly connected with side 3 between two, and the lower bag membrane 1, upper bag membrane 2 and two side edges 3 constitute the bag body of protective bag, wherein the upper end surface of the inner wall of lower bag membrane 1 is fixedly connected with a plurality of evenly distributed support columns 5, and the top of a plurality of support columns 5 is fixedly connected with support sheet 6, and the support sheet 6 is suspended by the support of a plurality of support columns 5;The lower portion of support sheet 6 is provided with reflective film 7, can produce the infrared rays of electric heating film body 4 upwards reflection, make more infrared rays fasterly conduct upwards;The upper end surface of electric heating film body 4 is provided with heat-conducting plate 8, and heat-conducting plate 8 is heat-conducting double-faced adhesive, has good heat-conducting performance on one hand, can better conduct the heat of electric heating film body 4 to external heating tile, improves heating efficiency, in addition can paste and fix electric heating film body 4, makes electric heating film body 4 more stably place inside protective bag, and use is more convenient;The structure of side 3 and lower bag membrane 1 is same, and is provided with base layer 9, guarantees the basic strength;Thermal insulation layer 10 and heat insulation layer 11 improve the overall heat preservation and heat insulation performance, can avoid the diffusion and loss of heat, make heat only conduct from above, so that the heat of electric heating film body 4 is better and more evenly held to heating tile, effectively improves heating effect and efficiency;The outer wall of side 3 and lower bag membrane 1 is fixedly connected with a plurality of evenly distributed buffer air bubbles 13, plays good buffering and damping effect, can better protect electric heating film body 4, prolongs service life.

[0031] The above is only the preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement and improvement made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An electric heating film protection bag capable of avoiding overheating and improving heat radiation, comprising a lower bag film (1) and an upper bag film (2), characterized in that: The lower bag film (1) is below the upper bag film (2), and both sides are fixedly connected with side edges (3). An electric heating film body (4) is arranged between the lower bag film (1) and the upper bag film (2). The upper end surface of the inner wall of the lower bag film (1) is fixedly connected with a plurality of uniformly distributed support columns (5). The top ends of the plurality of support columns (5) are fixedly connected with support plates (6). The lower end surface of the electric heating film body (4) abuts against the upper end surface of the support plate (6). The outer wall of the plurality of support columns (5) is provided with a reflecting film (7) abutting against the lower bag film (1) at the lower end surface. The upper end surface of the electric heating film body (4) is provided with a heat conducting plate (8). The upper end surface of the heat conducting plate (8) abuts against the inner wall of the upper bag film (2).

2. The electric heating film protection bag according to claim 1, wherein: The side edges (3) and the lower bag film (1) are the same in structure and each include a base layer (9). The inner side of the base layer (9) is provided with a heat preservation layer (10). The outer side of the base layer (9) is provided with a heat insulation layer (11).

3. The electric heating film protection bag according to claim 1, wherein: The outer wall of the upper bag film (2) is provided with a plurality of uniformly distributed air permeable holes (12).

4. The electric heating film protection bag according to claim 1, wherein: The outer wall of the side edge (3) and the lower bag film (1) is fixedly connected with a plurality of uniformly distributed buffer bubbles (13).

5. The electric heating film protection bag according to claim 1, wherein: The material of the upper bag film (2) is ABS resin. The material of the support plate (6) is transparent acrylic.

6. The electric heating film protection bag according to claim 1, wherein: The heat conducting plate (8) is heat conducting double-sided adhesive tape.

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