CN215560024U

CN215560024U - PVC electrical film

Info

Publication number: CN215560024U
Application number: CN202121161418.2U
Authority: CN
Inventors: 李信德
Original assignee: Jiangxi Zhongya Technology Co ltd
Current assignee: Jiangxi Zhongya Technology Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2022-01-18
Anticipated expiration: 2031-05-27

Abstract

The utility model discloses a PVC electrical film which comprises a PVC layer, wherein the upper end of the PVC layer is connected with a first heat insulation layer through a glue layer, the bottom end of the PVC layer is connected with a second heat insulation layer through a glue layer, the upper end of the first heat insulation layer is connected with a flame retardant layer through a glue layer, the upper end of the flame retardant layer is connected with a damp-proof layer through a glue layer, the upper end of the damp-proof layer is connected with a bubble layer through a glue layer, and the upper end of the bubble layer is connected with a wear-resistant layer through a glue layer. According to the utility model, firstly, the PVC electrical film is easy to age under the action of environmental factors such as high temperature or outdoor ultraviolet rays, sunlight can be effectively reflected through the reflective coating, the internal thermal influence can be reduced by utilizing the first heat insulation layer and the second heat insulation layer, the wear-resistant layer can prevent the damage of excessive wear to the internal PVC layer, the moisture-proof layer and the flame-retardant layer can respectively prevent the erosion of moisture and flame, the effect of prolonging the service life of the PVC electrical film can be achieved, and the PVC electrical film is worthy of wide popularization.

Description

PVC electrical film

Technical Field

The utility model relates to the technical field of PVC films, in particular to a PVC electrical film.

Background

The PVC is mainly composed of polyvinyl chloride, is yellowish and semitransparent, has luster, has transparency superior to that of polyethylene and polypropylene, is inferior to that of polystyrene, is divided into soft and hard polyvinyl chloride according to different using amounts of additives, is soft and tough in soft products and sticky in hand feeling, has hardness higher than that of low-density polyethylene and lower than that of polypropylene, can generate a whitening phenomenon at a bending part, and is common: the plate, the tubular product, the sole, the toy, the door and window, the outer sheath of the electric wire, the stationery and the like are high molecular materials which use a chlorine atom to replace a hydrogen atom in polyethylene, PVC can be divided into soft PVC and hard PVC, wherein the hard PVC approximately accounts for 2/3 in the market, the soft PVC accounts for 1/3, the soft PVC is generally used for the surface layers of floors, ceilings and leather, but the soft PVC contains a softening agent, is easy to become brittle and is not easy to store, the use range of the soft PVC is limited, the hard PVC does not contain the softening agent, so the soft PVC has good flexibility, easy forming, brittleness resistance, no toxicity or pollution and long storage time, and has great development and application values, the PVC is essentially a vacuum plastic-absorbing film and is used for surface layer packaging of various panels, so the hard PVC is called as a decorative film and an adhesive film, and is applied to industries such as building materials, packaging, medicines and the like, wherein the building materials account for the greatest proportion, 60%, followed by the packaging industry, and several other industries with a small range of applications.

However, the common PVC electrical film only ensures the basic insulation function, has single function, is inconvenient to use due to no simple identification means, has poor flame retardant and heat insulation effects, is easy to excessively reduce the service life after long-time outdoor use, and further has lower cost performance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a PVC electrical film.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a PVC electrician's membrane, includes the PVC layer, PVC layer upper end is connected with first insulating layer through the glue film, PVC layer bottom is connected with the second insulating layer through the glue film, first insulating layer upper end is connected with fire-retardant layer through the glue film, fire-retardant layer upper end is connected with the dampproof course through the glue film, the dampproof course upper end is connected with the bubble layer through the glue film, the bubble layer upper end is connected with the wearing layer through the glue film, the wearing layer upper end is connected with reflection of light coating through the glue film.

As a further description of the above technical solution:

the middle part of the wear-resistant layer is provided with a colored band.

As a further description of the above technical solution:

the right end of the easy-tearing film is uniformly provided with a tearing assisting strip.

As a further description of the above technical solution:

the wear-resistant layer is made of ultra-high molecular weight polyethylene.

As a further description of the above technical solution:

the flame-retardant layer is made of aluminum hydroxide.

As a further description of the above technical solution:

the first heat insulation layer is made of a polyimide film, and the second heat insulation layer is made of a polyimide film.

As a further description of the above technical solution:

the easy-tear film is made of PE resin.

The utility model has the following beneficial effects:

1. according to the utility model, firstly, the PVC electrical film is easy to age under the action of environmental factors such as high temperature or outdoor ultraviolet rays, sunlight can be effectively reflected through the reflective coating, the internal thermal influence can be reduced by utilizing the first heat insulation layer and the second heat insulation layer, the wear-resistant layer can prevent the damage of excessive wear to the internal PVC layer, the moisture-proof layer and the flame-retardant layer can respectively prevent the erosion of moisture and flame, and the effect of prolonging the service life of the PVC electrical film can be achieved.

2. According to the utility model, the air bubble layer can reduce the damage of external impact on internal electric equipment, the types of the internal electric equipment can be distinguished by using the electrical films with colored bands of different colors, the effect of convenient use is achieved, the easy-to-tear film can be easily torn off through the tearing-assisting strip according to the situation, the electrical film can be firmly stuck to the electric equipment by using the exposed adhesive layer, and the electric equipment is worth of being popularized vigorously.

Drawings

FIG. 1 is a cross-sectional view of a PVC electrical film according to the present invention;

fig. 2 is a schematic view of the structure of the tear-assist strip.

Illustration of the drawings:

1. a light-reflecting coating; 2. a wear layer; 3. a bubble layer; 4. a moisture barrier; 5. a flame retardant layer; 6. a first insulating layer; 7. a PVC layer; 8. a second thermal insulation layer; 9. a glue coating layer; 10. a tear-assist strip; 11. easy-to-tear film; 12. and coloring the ribbon.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, one embodiment of the present invention is provided: a PVC electrical film comprises a PVC layer 7, the upper end of the PVC layer 7 is connected with a first heat insulation layer 6 through a glue layer 9, the bottom end of the PVC layer 7 is connected with a second heat insulation layer 8 through the glue layer 9, a common PVC electrical film is easy to age under the action of environmental factors such as high temperature or outdoor ultraviolet rays, the heat influence of the inner PVC layer 7 can be reduced by utilizing the first heat insulation layer 6 and the second heat insulation layer 8, the service life is prolonged, the upper end of the first heat insulation layer 6 is connected with a flame retardant layer 5 through the glue layer 9, the upper end of the flame retardant layer 5 is connected with a moisture-proof layer 4 through the glue layer 9, the upper end of the moisture-proof layer 4 is connected with a bubble layer 3 through the glue layer 9, the upper end of the bubble layer 3 is connected with a wear-resistant layer 2 through the glue layer 9, the wear-resistant layer 2 can prevent the damage of the inner PVC layer 7 caused by external excessive abrasion, the moisture and flame erosion can be respectively blocked by the moisture-resistant layer 4 and the flame-resistant layer 5, and the effect of protecting the internal electric power equipment can be achieved, bubble chamber layer 3 can reduce the harm of external impact to inside power equipment, can distinguish inside power equipment's kind through the electrician's membrane that utilizes the different colours of parcel to be colored ribbon 12, reaches the effect that facilitates the use, and 2 upper ends on wearing layer are connected with reflection of light coating 1 through the glue film 9, can effectively reflect the sunlight through reflection of light coating 1.

The middle part of the wear-resistant layer 2 is provided with a colored band 12, the right end of the easy-to-tear film 11 is uniformly provided with tear-assisting strips 10, the wear-resistant layer 2 is made of ultra-high molecular weight polyethylene which has excellent wear resistance and impact resistance and can be widely applied in industry, the wear-resistant layer can be used as a pressure-resistant container, a conveyor belt, a filter material, an automobile buffer board and the like, the wear-resistant layer 2 can be used as a wall body, a partition plate structure and the like in building, the wear-resistant layer can be used as a reinforced cement composite material to improve the toughness of cement and improve the impact resistance of the cement, the flame-retardant layer 5 is made of aluminum hydroxide which is an inorganic flame-retardant additive with the largest using amount and the widest application, the aluminum hydroxide is used as a flame retardant and can prevent fuming, produce no dripping and no toxic gas, so that the wide application is obtained, and the first heat-insulating layer 6 is made of a polyimide film, the second heat insulation layer 8 is made of a polyimide film, thermosetting polyimide has excellent thermal stability, chemical corrosion resistance and mechanical properties, the easily-torn film 11 is made of PE resin, the PE resin is thermoplastic resin prepared by polymerizing ethylene, the easily-torn film has excellent low-temperature resistance, good chemical stability and resistance to corrosion of most of acid and alkali, is insoluble in common solvents at normal temperature, and is small in water absorption and excellent in electrical insulation.

The working principle is as follows: the common PVC electrical film is easy to age under the action of environmental factors such as high temperature or outdoor ultraviolet rays, sunlight can be effectively reflected through the reflective coating 1, the influence of heat on the internal PVC layer 7 can be reduced by utilizing the first heat insulation layer 6 and the second heat insulation layer 8, the service life is prolonged, the wear-resistant layer 2 can prevent the damage of external excessive wear to the internal PVC layer 7, the moisture-proof layer 4 and the flame-retardant layer 5 can respectively prevent the erosion of moisture and flame, the effect of protecting internal electric power equipment is achieved, the air bubble layer 3 can reduce the damage of external impact to the internal electric power equipment, the types of the internal electric power equipment can be distinguished by wrapping the electrical film with colored bands 12 of different colors, the effect of convenient use is achieved, the easy-tearing film 44 can be easily torn down through the tearing-assisting strip 10 according to the situation, and the electrical film can be firmly adhered to the electric power equipment by utilizing the exposed adhesive layer 9, the easy-to-tear film 44 made of PE resin provides an electrical film with good electrical insulation even if it is not torn off.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. An electrical PVC film comprising a PVC layer (7), characterized in that: PVC layer (7) upper end is connected with first insulating layer (6) through glue film (9), PVC layer (7) bottom is connected with second insulating layer (8) through glue film (9), first insulating layer (6) upper end is connected with fire-retardant layer (5) through glue film (9), fire-retardant layer (5) upper end is connected with dampproof course (4) through glue film (9), dampproof course (4) upper end is connected with bubble layer (3) through glue film (9), bubble layer (3) upper end is connected with wearing layer (2) through glue film (9), wearing layer (2) upper end is connected with reflection of light coating (1) through glue film (9).

2. An electrical PVC film according to claim 1, wherein: the middle part of the wear-resistant layer (2) is provided with a colored tape (12).

3. An electrical PVC film according to claim 1, wherein: the right end of the easy-to-tear film (11) is uniformly provided with a tear-assisting strip (10).

4. An electrical PVC film according to claim 1, wherein: the wear-resistant layer (2) is made of ultra-high molecular weight polyethylene.

5. An electrical PVC film according to claim 1, wherein: the flame-retardant layer (5) is made of aluminum hydroxide.

6. An electrical PVC film according to claim 1, wherein: the first heat insulation layer (6) is made of a polyimide film, and the second heat insulation layer (8) is made of a polyimide film.

7. An electrical PVC film according to claim 1, wherein: the easy-to-tear film (11) is made of PE resin.