CN218892941U

CN218892941U - POF heat-shrinkable film for packaging

Info

Publication number: CN218892941U
Application number: CN202222750646.4U
Authority: CN
Inventors: 唐旭明; 李尚前; 卢光浩; 刘浪; 周卫民
Original assignee: Hubei Huanggang Zhongda High Tech Packaging Material Co ltd
Current assignee: Hubei Huanggang Zhongda High Tech Packaging Material Co ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-04-21
Anticipated expiration: 2032-10-19

Abstract

The utility model relates to the technical field of POF heat-shrinkable films, and discloses a packaging POF heat-shrinkable film which comprises a contact layer and a packaging bottle, wherein an inner layer is fixedly arranged on the outer side of the contact layer. This POF heat shrink film for packing through setting up anticreep subassembly, the draw-in groove can be blocked to the arch on contact layer, inlayer and the superficial layer, and the parcel is in the draw-in groove, and then restriction POF heat shrink film takes place to reciprocate and drop at the surface of packing bottle, the POF heat shrink film is after packing the packing bottle, the constant head tank can insert on the strip of paper used for sealing, let the strip of paper used for sealing can restrict the activity of POF heat shrink film, under the multipart restriction to POF heat shrink film, make the condition that the POF heat shrink film of packing on the packing bottle can not take place to drop, the stability of packing has been guaranteed, through setting up the strengthening band, can increase the connection fastness between contact layer, inlayer and the superficial layer, make difficult emergence separation between contact layer, inlayer and the superficial layer.

Description

POF heat-shrinkable film for packaging

Technical Field

The utility model relates to the technical field of POF heat-shrinkable films, in particular to a POF heat-shrinkable film for packaging.

Background

The environment friendly POF shrink film is one kind of biaxially oriented polyolefin shrink film and has the most widely used and fast developed environment friendly shrink film, and the product is one kind of special biaxially oriented three-layer and five-layer melt co-extrusion process and is used widely in the outer package and integrated package of food, cosmetics, gift, medicine, stationery, toy, audio and video product, electronic, wooden product, plastic hardware, daily necessities and other products.

After the existing packaging POF heat-shrinkable film is packaged on a bottle, friction is carried out to enable the POF heat-shrinkable film to move on the surface of the bottle or even enable the POF heat-shrinkable film to gradually slide down from the outer surface of the bottle, so that the packaging film cannot be effectively coated, and the packaging film is inconvenient to use, and therefore the packaging POF heat-shrinkable film is provided for solving the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the POF heat-shrinkable film for packaging, which has the advantage of avoiding falling off of the POF heat-shrinkable film after packaging as much as possible, and solves the problem that the POF heat-shrinkable film is rubbed and falls off after packaging.

In order to achieve the aim of avoiding falling off of the POF after packaging the thermal shrinkage film as much as possible, the utility model provides the following technical scheme: the POF heat-shrinkable film for packaging comprises a contact layer and a packaging bottle, wherein an inner layer is fixedly arranged on the outer side of the contact layer, a surface layer is fixedly arranged on the outer side of the inner layer, and an anti-falling component for preventing the POF heat-shrinkable film from falling off after being packaged on the packaging bottle is arranged on the contact layer, the inner layer, the surface layer and the packaging bottle.

Further, anticreep subassembly includes draw-in groove, arch, strip of paper used for sealing and constant head tank, the surface at the packaging bottle is seted up to the draw-in groove, protruding setting is on contact layer, inlayer and superficial layer, protruding cover is on the draw-in groove, strip of paper used for sealing fixed mounting is on packaging bottle and draw-in groove, the surface at the contact layer is seted up to the constant head tank, the constant head tank is pegged graft with the strip of paper used for sealing.

Further, the overlooking shape of the clamping groove is annular, the cross section of the bulge is arc-shaped, the shapes of the seal and the positioning groove are quadrangular, and the seal and the positioning groove are matched.

Further, an edge strip is arranged on the surface layer.

Further, the material of the inner layer is polyvinyl chloride, the material of the surface layer is chromium nitride, and the thickness of the contact layer is larger than that of the surface layer and smaller than that of the inner layer.

Further, all be provided with the parting line on contact layer, inlayer and the surface layer, the inside of contact layer, inlayer and surface layer is all fixed mounting has the reinforcing band, the reinforcing band cross section is the king font, the fixed slot with reinforcing band fixed connection has all been seted up to the inside of contact layer, inlayer and surface layer.

Compared with the prior art, the utility model provides the POF heat-shrinkable film for packaging, which has the following beneficial effects:

this POF heat shrink film for packing through setting up anticreep subassembly, the draw-in groove can be blocked to the arch on contact layer, inlayer and the superficial layer, and the parcel is in the draw-in groove, and then restriction POF heat shrink film takes place to reciprocate and drop at the surface of packing bottle, the POF heat shrink film is after packing the packing bottle, the constant head tank can insert on the strip of paper used for sealing, let the strip of paper used for sealing can restrict the activity of POF heat shrink film, under the multipart restriction to the POF heat shrink film, make the POF heat shrink film of packing on the packing bottle can not take place the condition that drops, the stability of packing has been guaranteed, through setting up the strengthening band, can increase the connection fastness between contact layer, inlayer and the superficial layer, be difficult for taking place the separation between contact layer, inlayer and the superficial layer, the joint strength of POF heat shrink film has been improved, the problem that the POF heat shrink film receives the friction after the packing drops has been solved.

Drawings

FIG. 1 is a schematic perspective view of the structure of the present utility model;

FIG. 2 is a schematic front view of the structural packaging bottle of the present utility model;

FIG. 3 is an enlarged view of A in FIG. 1, which is a structural view of the present utility model;

FIG. 4 is a side cross-sectional view of the structure of the present utility model;

FIG. 5 is a front elevational view of the structure of the present utility model;

fig. 6 is a schematic view of the back of the structure of the present utility model.

In the figure: 1 contact layer, 2 packaging bottle, 3 inner layer, 4 surface layer, 5 anticreep subassembly, 51 draw-in groove, 52 arch, 53 strip of paper used for sealing, 54 constant head tank, 7 edge banding, 8 parting line, 9 reinforcing tape.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, a packaging POF heat-shrinkable film comprises a contact layer 1 and a packaging bottle 2, wherein an inner layer 3 is fixedly arranged on the outer side of the contact layer 1, the inner layer 3 is made of polyvinyl chloride and is used for improving the strength of the POF heat-shrinkable film, a surface layer 4 is fixedly arranged on the outer side of the inner layer 3, the surface layer 4 is made of chromium nitride and is used for improving the wear resistance of the POF heat-shrinkable film, the thickness of the contact layer 1 is greater than that of the surface layer 4 and is smaller than that of the inner layer 3, and edge sealing strips 7 are arranged on the surface layer 4.

Referring to fig. 1-6, an anti-drop component 5 for preventing the POF heat shrink film from dropping off after being packaged on the packaging bottle 2 is disposed on the contact layer 1, the inner layer 3, the surface layer 4 and the packaging bottle 2, the anti-drop component 5 comprises a clamping groove 51, a protrusion 52, a seal 53 and a positioning groove 54, the clamping groove 51 is formed on the outer surface of the packaging bottle 2, the clamping groove 51 is annular in top view, the protrusion 52 is disposed on the contact layer 1, the inner layer 3 and the surface layer 4, the cross section of the protrusion 52 is arc-shaped, the protrusion 52 is sleeved on the clamping groove 51, and under the mutual cooperation of the clamping groove 51 and the protrusion 52, the POF heat shrink film is not easy to move up and down on the outer surface of the packaging bottle 2, so that the limiting effect is achieved, and the POF heat shrink film can be limited to drop off.

The seal 53 is fixedly installed on the packaging bottle 2 and the clamping groove 51, the positioning groove 54 is formed in the surface of the contact layer 1, the positioning groove 54 is spliced with the seal 53, under the mutual matching of the positioning groove 54 and the seal 53, the POF heat-shrinkable film is not easy to move on the outer surface of the packaging bottle 2, the POF heat-shrinkable film is stably packaged on the outer surface of the packaging bottle 2, the shapes of the seal 53 and the positioning groove 54 are quadrangular, and the seal 53 and the positioning groove 54 are matched.

Referring to fig. 1, 3, 4 and 5, parting lines 8 are respectively provided on the contact layer 1, the inner layer 3 and the surface layer 4, so that the POF heat shrink film and the POF heat shrink film can be conveniently partitioned, reinforcing belts 9 are fixedly mounted in the contact layer 1, the inner layer 3 and the surface layer 4, the cross sections of the reinforcing belts 9 are shaped like Chinese character 'wang', the reinforcing belts 9 can be embedded into the contact layer 1, the inner layer 3 and the surface layer 4, the contact area between the reinforcing belts and the contact layer 1, the inner layer 3 and the surface layer 4 is increased, stripping is not easy to occur between the contact layer 1, the inner layer 3 and the surface layer 4, the connection strength of the POF heat shrink film is improved, and fixing grooves fixedly connected with the reinforcing belts 9 are respectively formed in the contact layer 1, the inner layer 3 and the surface layer 4.

The beneficial effects of the embodiment are as follows:

this POF heat shrink film for packing through setting up anticreep subassembly 5, protruding 52 on contact layer 1, inlayer 3 and the superficial layer 4 can block into draw-in groove 51, and wrap up in draw-in groove 51, and then the restriction POF heat shrink film takes place to reciprocate and drop at the surface of packing bottle 2, the POF heat shrink film is after packing bottle 2, the constant head tank 54 can insert on the strip of paper used for sealing 53, let the strip of paper used for sealing 53 can restrict the activity of POF heat shrink film, under the multipart restriction to the POF heat shrink film, the condition that the POF heat shrink film that makes the packing on packing bottle 2 can not take place to drop, the stability of packing has been guaranteed, through setting up reinforcing band 9, can increase the connection fastness between contact layer 1, inlayer 3 and the superficial layer 4, be difficult for taking place the separation between contact layer 1, the inlayer 3 and the superficial layer 4, the joint strength of POF heat shrink film has been improved, the problem that the POF heat shrink film receives the friction after packing has been solved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The POF heat-shrinkable film for packaging comprises a contact layer (1) and a packaging bottle (2), wherein an inner layer (3) is fixedly arranged on the outer side of the contact layer (1), and a surface layer (4) is fixedly arranged on the outer side of the inner layer (3), and is characterized in that: and the contact layer (1), the inner layer (3), the surface layer (4) and the packaging bottle (2) are provided with an anti-falling component (5) for preventing the POF heat shrinkage film from falling off after being packaged on the packaging bottle (2).

2. The packaging POF heat-shrinkable film according to claim 1, wherein: the anti-drop subassembly (5) is including draw-in groove (51), arch (52), strip of paper used for sealing (53) and constant head tank (54), the surface at packing bottle (2) is seted up in draw-in groove (51), arch (52) set up on contact layer (1), inlayer (3) and surface layer (4), arch (52) cover is on draw-in groove (51), strip of paper used for sealing (53) fixed mounting is on packing bottle (2) and draw-in groove (51), the surface at contact layer (1) is seted up in constant head tank (54), constant head tank (54) are pegged graft with strip of paper used for sealing (53).

3. The packaging POF heat-shrinkable film according to claim 2, wherein: the top view shape of the clamping groove (51) is annular, the cross section of the protrusion (52) is arc-shaped, the shapes of the seal (53) and the positioning groove (54) are quadrangular, and the seal (53) and the positioning groove (54) are matched.

4. The packaging POF heat-shrinkable film according to claim 1, wherein: an edge sealing strip (7) is arranged on the surface layer (4).

5. The packaging POF heat-shrinkable film according to claim 1, wherein: the material of the inner layer (3) is polyvinyl chloride, the material of the surface layer (4) is chromium nitride, and the thickness of the contact layer (1) is greater than that of the surface layer (4) and less than that of the inner layer (3).

6. The packaging POF heat-shrinkable film according to claim 1, wherein: all be provided with parting line (8) on contact layer (1), inlayer (3) and surface layer (4), the inside of contact layer (1), inlayer (3) and surface layer (4) is all fixed mounting has reinforcing band (9), reinforcing band (9) cross section is the king font, the fixed slot with reinforcing band (9) fixed connection has all been seted up to the inside of contact layer (1), inlayer (3) and surface layer (4).