CN215773607U

CN215773607U - Vacuum packaging electrothermal film suitable for irregular shape and hollow out

Info

Publication number: CN215773607U
Application number: CN202122138899.1U
Authority: CN
Inventors: 宋世耀
Original assignee: Henan Wennuan Electronic Technology Co ltd
Current assignee: Henan Wennuan Electronic Technology Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-02-08
Anticipated expiration: 2031-09-06

Abstract

The utility model discloses a vacuum packaging electrothermal film suitable for special-shaped and hollow-out, belonging to the technical field of electrothermal films and comprising an electrothermal film main body, wherein a heating core and a current-carrying strip are arranged on the electrothermal film main body, and a synthetic plastic film is arranged on the outer side of the electrothermal film; the electric heating film main body is provided with a mounting hole, the mounting hole is positioned on the inner side of the current carrying strip and penetrates through the heating core and the aluminum foil, and a mounting inner hole concentric with the mounting hole is formed in the synthetic plastic film; the electric heating film mounting structure can be conveniently mounted aiming at special terrains on the premise of not influencing the normal work of the electric heating film through the mounting holes.

Description

Vacuum packaging electrothermal film suitable for irregular shape and hollow out

Technical Field

The utility model relates to the technical field of electrothermal films, in particular to a vacuum packaging electrothermal film suitable for irregular shapes and hollows.

Background

The electrothermal film is divided into high-temperature and low-temperature electrothermal films. The high-temperature electrothermal film is generally used for electronic appliances, military affairs and the like, and is produced by the present science and technology. The electrothermal film heating system is different from a point heating system represented by a radiator, an air conditioner and a radiator and a line heating system represented by a heating cable, and is a low-carbon heating high-tech product researched and developed by adopting the modern aerospace technology in the field of surface heating.

However, in field installation, the scene that a paving surface is provided with bulges or positive obstacles such as sewer pipes is often encountered, so that a plurality of problems are caused during paving, the field correction is time-consuming and labor-consuming, and the construction difficulty is high.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a vacuum packaging electrothermal film suitable for irregular shapes and hollows, which can be suitable for various special scenes and is simple and easy to operate.

In order to achieve the purpose, the utility model provides a vacuum packaging electrothermal film suitable for irregular shapes and hollows, which comprises an electrothermal film main body, wherein a heating core and a current carrying strip are arranged on the electrothermal film main body, and synthetic plastic films are arranged on two sides of the electrothermal film main body; the electric heating film is characterized in that a mounting hole is formed in the electric heating film body, the mounting hole is located in the inner side of the current carrying strip and penetrates through the heating core and the aluminum foil, and a mounting inner hole concentric with the mounting hole is formed in the synthetic plastic film.

Further, the current-carrying strips are two and are vertically distributed on two sides of the electric heating film main body, and the heating core is provided with a plurality of strips which are horizontally and uniformly arranged between the current-carrying strips.

Further, the distance between the current carrying strip and the nearest edge of the electric heating film main body is 8 mm.

Further, the edge distance between the heating core at the upper end and the edge distance between the heating core at the lower end and the current carrying strip are 10 mm.

Furthermore, a packaging area is arranged between the synthetic plastic film and the electric heating film main body, one end of each of the two current carrying strips, which is located at the same side, is exposed outside the synthetic plastic film, a terminal is arranged at the end of each exposed current carrying strip, and a packaging area is arranged between the synthetic plastic film and the terminal.

Furthermore, the aperture of the installation inner hole is 1mm smaller than that of the installation hole, and the edge of the installation inner hole is packaged in vacuum.

Further, the interval between adjacent heating cores is 7 mm.

Further, silver paste is arranged between the heating core and the current carrying strip.

The technical scheme of the utility model has the following beneficial effects:

the utility model is provided with the mounting hole on the basis of the original electrothermal film, and is convenient to mount and work when a bulge or a sewer pipe and other special terrains are arranged; the installation inner hole of the synthetic plastic film is smaller than the installation hole, and simultaneously, the vacuum seal is arranged, so that the working safety of the synthetic plastic film can be ensured; the end part of the current carrying strip extends out of the synthetic plastic film, so that the power supply can be conveniently connected, and meanwhile, the sealing performance of the current carrying strip can be ensured by adopting pressure welding packaging; the synthetic plastic film can be insulated on one hand, and is dampproof and corrosion-resistant on the other hand, so that the service life of the electrothermal film can be prolonged.

Drawings

FIG. 1 is a cross-sectional view of a vacuum packaging electrothermal film suitable for irregular and hollow-out of the present invention;

FIG. 2 is a front view of a vacuum packaging electrothermal film suitable for irregular shape and hollow-out according to the present invention;

FIG. 3 is a top sectional view of a vacuum-sealed electric heating film suitable for irregular and hollow-out applications;

FIG. 4 is a partial schematic view of a vacuum-sealed electrothermal film suitable for irregular and hollow-out applications according to the present invention;

reference numerals:

1. an electric heating film main body; 2. a current carrying bar; 3. synthesizing a plastic film; 4. mounting holes; 5. a heat generating core; 6. silver paste; 7. installing an inner hole; 9. A packaging region; 10. a terminal; 11. a single wire; 12. an electric wire; 13. a connecting head.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 4 of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model, are within the scope of the utility model.

As shown in fig. 1-4: the utility model provides a be suitable for heterotypic, fretwork vacuum packaging electric heat membrane, in order to make the electric heat membrane can play some effects of response, should be provided with the relevant structure that ordinary electric heat membrane has to corresponding position distributes, including the electric heat membrane main part, be provided with the core and the current-carrying strip that generate heat in the electric heat membrane main part, the both sides of electric heat membrane main part all are provided with synthetic plastic film, and very apparent, the core that generates heat is the strip, distributes in the inside of current-carrying strip, and the core that generates heat is connected for the electricity between core and the current-carrying strip.

Specifically, as shown in fig. 1-4, a vacuum packaging electrothermal film suitable for irregular shapes and hollows, which is provided with a corresponding structure in order to adapt to the special environment, so that the electrothermal film can be conveniently installed in the face of the special environment, and simultaneously, the power exceeds an expected value in the subsequent acceptance check due to electric leakage or other adverse results, and comprises an electrothermal film main body 1, wherein a heating core 5 and a current carrying strip 2 are arranged on the electrothermal film main body 1, and a synthetic plastic film 3 is arranged on the outer side of the electrothermal film main body 1; be provided with mounting hole 4 on the electric heat membrane main part 1, mounting hole 4 is located the inboard of current-carrying strip 2 just runs through generate heat core 5, be provided with on the synthetic plastic film 3 with the concentric installation hole 7 of mounting hole 4, it is very obvious, the installation hole 7 can be concentric with the mounting hole 4 is seen, also can be for not concentric, as long as can guarantee that the inner circle diameter of installation hole 7 is less than the inner circle diameter of mounting hole 4, can accomplish the complete protection, prevents electric leakage or other special dangers.

According to an embodiment of the present invention, as shown in fig. 1-2, in order to provide a better heating effect for the heating core 5, a corresponding structure should be provided, which does not waste energy, and has a better heating effect, the two current carrying bars 2 are vertically distributed at two sides of the electric heating film main body 1, the heating core 5 is provided with a plurality of current carrying bars 2 which are horizontally and uniformly arranged between the current carrying bars 2, the electric heating film is characterized in that the edge distance of the current carrying strip 2 closest to the electric heating film main body 1 is 8mm, the distance between the adjacent heating cores 5 is 7mm, the edge distances between the heating cores 5 at the upper end and the lower end and the current carrying strip 2 are 10mm, obviously, the distance between the edge of the current carrying strip 2 and the heating cores 5 at the upper end and the lower end can be set to be other distances, the distance between the adjacent heating cores 5 can be adjusted to be other distances, and the function can be realized.

According to an embodiment of the present invention, as shown in fig. 1-4, in order to make the electric heating film safer in use, a corresponding packaging structure should be provided, a packaging region 9 is provided between the synthetic plastic film 3 and the electric heating film body 1, one end of the two current carrying bars 2 at the same side is exposed outside the synthetic plastic film 3, a terminal 10 is provided at the end of the exposed current carrying bar 2, a packaging region 9 is provided between the synthetic plastic film 3 and the terminal 10, the aperture of the mounting inner hole 7 is smaller than that of the mounting hole 4 by 1mm, and the hole edge of the mounting inner hole 7 is vacuum-packaged, obviously, the outside of the synthetic plastic film 3 should be sealed by gluing at the packaging region 9, and simultaneously a circumference of the terminal 10 is packaged, and after the packaging is completed, the vacuum-packaging is performed through the mounting inner hole 7, so as to ensure the sealing performance, other structures for enclosing the synthetic plastic film 3 and then vacuum-packing them may be used, and the functions may be realized.

According to an embodiment of the present invention, as shown in fig. 4, in order to make the electric heating film convenient to install during operation, a corresponding installation structure should be provided, the terminal 10 is provided with single wires 11, the other ends of the two single wires 11 are connected with an electric wire 12, the end of the electric wire 12 is provided with a joint, and obviously, a corresponding adhesive tape should be provided between the single wires 11 and the electric wire 12 for entanglement, or other structures should be provided for entanglement.

According to an embodiment of the present invention, as shown in fig. 1 and 4, in order to make the heating core 5 have a better working environment, a corresponding structure should be provided between the connection portion of the heating core 5 and the current carrying bar 2, and a silver paste 6 is provided between the heating core 5 and the current carrying bar 2, obviously, the silver paste 6 may also be replaced by another structure, for example, a copper plate for connection, which can also achieve the function.

The use method of the utility model comprises the following steps: when having the water pipe or having the arch, survey earlier the distance that corresponds to 7 covers in the installation hole on the electric heat membrane main part and establish corresponding positions, then lay ordinary electric heat membrane in other positions, lay and to connect after the completion with corresponding joint and be connected, and on connecting the power, can open the power after the connection completion, test and carry out follow-up use.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a be suitable for heterotypic, hollow out vacuum packaging electric heat membrane which characterized in that: the electrothermal film comprises an electrothermal film main body (1), wherein a heating core (5) and a current-carrying strip (2) are arranged on the electrothermal film main body (1), and a synthetic plastic film (3) is arranged on the outer side of the electrothermal film main body (1);

the electric heating film is characterized in that a mounting hole (4) is formed in the electric heating film body (1), the mounting hole (4) is located on the inner side of the current carrying strip (2) and penetrates through the heating core (5), and an installation inner hole (7) which is concentric with the mounting hole (4) is formed in the synthetic plastic film (3).

2. The vacuum packaging electrothermal film suitable for irregular shapes and hollows of claim 1, wherein: the two current carrying bars (2) are vertically distributed on two sides of the electric heating film main body (1), and the heating core (5) is provided with a plurality of current carrying bars (2) which are horizontally and uniformly arranged.

3. The vacuum packaging electrothermal film suitable for irregular shapes and hollows of claim 2, wherein: the distance between the current carrying strip (2) and the nearest edge of the electric heating film main body (1) is 8 mm.

4. The vacuum packaging electrothermal film suitable for irregular shapes and hollows of claim 2, wherein: the heating core (5) at the upper end and the lower end and the edge distance of the current carrying strip (2) are 10 mm.

5. The vacuum packaging electrothermal film suitable for irregular shapes and hollows of claim 1, wherein: synthetic plastic film (3) with be provided with between electric heat membrane main part (1) encapsulation district (9) and two the homonymy one end of current-carrying strip (2) exposes the outside of synthetic plastic film (3), it exposes the tip of current-carrying strip (2) is provided with terminal (10), synthetic plastic film (3) with be provided with between terminal (10) to encapsulation district (9), be located encapsulation district (9) both sides synthetic plastic film (3) with seal through gluing between electric heat membrane main part (1).

6. The vacuum packaging electrothermal film suitable for irregular shapes and hollows of claim 5, wherein: the aperture ratio of installation hole (7) the aperture of mounting hole (4) is 1mm less, just the hole edge of installation hole (7) adopts vacuum encapsulation.

7. The vacuum packaging electrothermal film suitable for irregular shapes and hollows of claim 2, wherein: the distance between the adjacent heating cores (5) is 7 mm.

8. The vacuum packaging electrothermal film suitable for irregular shapes and hollows of claim 2, wherein: silver paste (6) is arranged between the heating core (5) and the current carrying bar (2).