CN218401828U

CN218401828U - High-toughness POF heat shrinkable film

Info

Publication number: CN218401828U
Application number: CN202221814529.3U
Authority: CN
Inventors: 王仁松
Original assignee: Ruiou Qifu Suzhou Packaging Technology Co ltd
Current assignee: Ruiou Qifu Suzhou Packaging Technology Co ltd
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2023-01-31
Anticipated expiration: 2032-07-15

Abstract

The utility model discloses a high tenacity POF thermal contraction membrane, including bearing the carrier, the outside rolling that bears the carrier is provided with the shrink film, the outer wall equidistance of shrink film is provided with a plurality of fracture subassemblies, a plurality of enhancement lantern ring equidistance fixed mounting are between first adventitia and second adventitia, the fracture subassembly includes a plurality of fracture holes, a plurality of fracture holes become sharp equidistance and set up, the outside of shrink film is seted up in the fracture hole, the top and the first adventitia fixed connection of base film, strengthen the outer wall and the base film fixed connection of the lantern ring, the outer wall and the base film fixed connection of second adventitia, strengthen the inner wall and the second adventitia fixed connection of the lantern ring. The utility model discloses utilize the mode that sets up of shrink film, shrink film include first adventitia, base film, a plurality of enhancement lantern ring and second adventitia, and a plurality of enhancement lantern ring equidistance set up in the inside of first adventitia and second adventitia to improve the tensile resistance of shrink film, avoid its one of which to locate the atress, whole shrink film damages, thereby improves its performance.

Description

High-toughness POF heat shrinkable film

Technical Field

The utility model relates to a POF thermal contraction membrane field, in particular to high tenacity POF thermal contraction membrane.

Background

POF is a heat shrinkable film, is mainly used for packaging products with regular and irregular shapes, is a replacement product of the traditional PVC heat shrinkable film due to the characteristics of no toxicity, environmental protection, high transparency, high shrinkage, good heat sealing performance, high glossiness, high toughness, tear resistance, uniform heat shrinkage, suitability for full-automatic high-speed packaging and the like, and is widely applied to products such as automobile products, plastic products, stationery, books, electronics, circuit boards, MP3, VCD, artware, photo frames and other wood products, toys, insecticides, daily necessities, food, cosmetics, canned beverages, dairy products, medicines, cassette tapes, video tapes and the like.

When the POF heat shrinkable film is used, the POF heat shrinkable film is usually directly sleeved outside a specified product, and then the POF heat shrinkable film is heated and shrunk so as to be fixedly sleeved outside the product to protect the product.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high tenacity POF heat shrink film to solve the problem that provides among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the high-toughness POF heat shrinkable film comprises a bearing piece, wherein the exterior of the bearing piece is wound with a shrinkable film, and the outer wall of the shrinkable film is equidistantly provided with a plurality of fracture components;

the shrink film comprises a first outer film, a base film, a plurality of reinforcing collars and a second outer film, wherein the plurality of reinforcing collars are fixedly arranged between the first outer film and the second outer film at equal intervals;

the rupture component comprises a plurality of rupture holes which are arranged in a straight line at equal intervals, and the rupture holes are arranged outside the shrink film.

Preferably, the top of the base film is fixedly connected with the first outer film, and the outer wall of the reinforcing lantern ring is fixedly connected with the base film.

Preferably, the outer wall of the second outer membrane is fixedly connected with the base membrane, and the inner wall of the reinforcing lantern ring is fixedly connected with the second outer membrane.

Preferably, the fracture assembly further comprises four protection strips, and the four protection strips are respectively arranged on two sides of the top and two sides of the bottom of the fracture hole.

Preferably, an adhesive layer is arranged on the protective strip, and the protective strip is fixedly adhered to the first outer film through the adhesive layer.

Preferably, the bearing part comprises a bearing roller and two limiting lantern rings, the two limiting lantern rings are respectively and fixedly connected to two ends of the outer wall of the bearing roller, and the shrink film is wound outside the bearing roller.

Preferably, the opposite sides of the two limiting lantern rings are provided with adhesives, and the opposite sides of the two limiting lantern rings are bonded with the two sides of the shrink film through the adhesives.

The utility model discloses a technological effect and advantage:

(1) The utility model discloses utilize the setting mode of shrink film, the shrink film includes first adventitia, base film, a plurality of enhancement lantern rings and second adventitia, and a plurality of enhancement lantern ring equidistance set up in the inside of first adventitia and second adventitia to improve the tensile resistance of shrink film, avoid one of them atress, the whole shrink film damages, thereby improves its performance;

(2) The utility model discloses utilize the mode that sets up that holds carrier, hold carrier and all be provided with the adhesive including bearing cylinder and two spacing lantern rings, two relative one sides of spacing lantern ring to the shrink film rolling is in the outside that bears the cylinder, and two spacing lantern rings not only can be injectd the shrink film position, can also keep the shrink film at the outside stability that bears the cylinder, and the shrink film scatters when avoiding it to drop.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the side-expanded internal structure of the main body of the shrink film of the present invention.

Fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a carrier; 11. a bearing roller; 12. a limiting lantern ring; 2. a shrink film; 21. a first outer membrane; 22. a base film; 23. a reinforcing collar; 24. a second outer membrane; 3. breaking the assembly; 31. breaking the hole; 32. a protective strip; 33. and (6) an adhesive layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a high tenacity POF thermal contraction membrane as shown in fig. 1-3, including bearing parts 1, the outside rolling that bears parts 1 is provided with shrink film 2, and shrink film 2's outer wall equidistance is provided with a plurality of fracture subassemblies 3.

Shrink film 2 includes first adventitia 21, base film 22, a plurality of enhancement lantern ring 23 and second adventitia 24, first adventitia 21, base film 22, it can expand and form the circular shape to strengthen lantern ring 23 and second adventitia 24, not only make it can overlap the outside at the product, can improve its holistic stability, base film 22 is formed by linear low density polyethylene preparation, thereby it is heated shrink, make it protect the product, it also makes for heat shrinkage type material to strengthen lantern ring 23, a plurality of enhancement lantern ring 23 equidistance set up inside it, can strengthen its tensile properties, a plurality of enhancement lantern ring 23 equidistance fixed mounting are between first adventitia 21 and second adventitia 24, the top and the first adventitia 21 fixed connection of base film 22, the outer wall and the base film 22 fixed connection of strengthening lantern ring 23, the outer wall and the base film 22 fixed connection of second adventitia 24, the inner wall and the second adventitia 24 fixed connection of strengthening lantern ring 23.

The fracture subassembly 3 includes a plurality of fracture holes 31, a plurality of fracture holes 31 can make the separation of 2 fracture of shrink film, thereby be convenient for use it, and protection strip 32 can prescribe a limit to its fracture department and protect, when avoiding tearing it, its fracture orbit changes, lead to the shrink film 2 damage of tearing down, and a plurality of protection strips 32 can be convenient for say that shrink film 2 expandes, form the sleeve shape, then the cover is outside at the product, protect the product, a plurality of fracture holes 31 become sharp equidistance and set up, fracture hole 31 is seted up in shrink film 2's outside, fracture subassembly 3 still includes four protection strips 32, four protection strips 32 set up respectively in the both sides at fracture hole 31 top and the both sides of bottom, be provided with adhesive layer 33 on the protection strip 32, protection strip 32 passes through adhesive layer 33 and fixes the paste in first adventitia 21.

Carrier 1 is including bearing cylinder 11 and two spacing lantern rings 12, two spacing lantern rings 12 respectively fixed connection in the both ends that bear 11 outer walls of cylinder, shrink film 2 winds in the outside that bears cylinder 11, one side that two spacing lantern rings 12 are relative all is provided with the adhesive, one side that two spacing lantern rings 12 are relative is passed through the adhesive and is bonded mutually in shrink film 2's both sides, thereby when using shrink film 2 to drop, the adhesive of spacing lantern ring 12 and its one side can be injectd shrink film 2, thereby avoid shrink film 2 not hard up to bear cylinder 11 outside and drop.

The utility model discloses theory of operation: when the shrinkable film 2 is used, one end of the shrinkable film 2 is pulled firstly, so that two sides of the outer wall of the shrinkable film 2 are separated from the two limiting lantern rings 12 until the shrinkable film 2 is pulled out by a certain length, then the corresponding protective strips 32 are pulled from the plurality of fracture holes 31, so that the shrinkable film 2 is fractured from the plurality of fracture holes 31, then the shrinkable film 2 is unfolded by utilizing the corresponding two protective strips 32, so that the shrinkable film 2 is sleeved outside a product, and the shrinkable film 2 is heated, and when the base film 22, the first outer film 21, the plurality of reinforcing lantern rings 23 and the second outer film 24 are stressed and shrunk, so that the base film 22, the first outer film 21, the plurality of reinforcing lantern rings 23 and the second outer film 24 are tightly sleeved outside the product, so that the product is protected.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The high-toughness POF heat shrinkable film comprises a bearing piece (1), and is characterized in that a shrinkable film (2) is wound outside the bearing piece (1), and a plurality of fracture assemblies (3) are arranged on the outer wall of the shrinkable film (2) at equal intervals;

the shrink film (2) comprises a first outer film (21), a base film (22), a plurality of reinforcing collars (23) and a second outer film (24), wherein the reinforcing collars (23) are fixedly installed between the first outer film (21) and the second outer film (24) at equal intervals;

fracture subassembly (3) include a plurality of fracture holes (31), and are a plurality of fracture hole (31) become straight line equidistance and set up, fracture hole (31) are seted up in the outside of shrink film (2).

2. The high tenacity POF heat shrinkable film as claimed in claim 1, wherein the top of the base film (22) is fixedly connected to the first outer film (21), and the outer wall of the reinforcing collar (23) is fixedly connected to the base film (22).

3. The high-toughness POF heat shrinkable film as claimed in claim 1, wherein the outer wall of the second outer film (24) is fixedly connected with the base film (22), and the inner wall of the reinforcing collar (23) is fixedly connected with the second outer film (24).

4. The high tenacity POF heat shrinkable film of claim 1, wherein the breaking component (3) further comprises four guard bars (32), and the four guard bars (32) are respectively arranged on two sides of the top and two sides of the bottom of the breaking hole (31).

5. The high-toughness POF heat shrinkable film as claimed in claim 4, wherein an adhesive layer (33) is arranged on the protective strip (32), and the protective strip (32) is fixedly adhered to the first outer film (21) through the adhesive layer (33).

6. The high-toughness POF heat shrinkable film according to claim 1, wherein the carrier (1) comprises a carrier roller (11) and two position limiting collars (12), the two position limiting collars (12) are respectively fixedly connected to two ends of the outer wall of the carrier roller (11), and the shrinkable film (2) is wound outside the carrier roller (11).

7. The high-toughness POF heat shrinkable film as claimed in claim 6, wherein an adhesive is arranged on one side opposite to each of the two position-limiting collars (12), and the two side opposite to each of the two position-limiting collars (12) are bonded to both sides of the shrinkable film (2) by the adhesive.