CN203187199U

CN203187199U - Rolled preservative film convenient to tear off

Info

Publication number: CN203187199U
Application number: CN 201320165596
Authority: CN
Inventors: 林清俊
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-04-03
Filing date: 2013-04-03
Publication date: 2013-09-11
Anticipated expiration: 2023-04-03

Abstract

The utility model provides a rolled preservative film convenient to tear off. The roller preservative film convenient to tear off is provided with a thin film body and a supporting body. The thin film body is wound on the supporting body in an overlapping mode. Moreover, the thin film body is provided with a plurality of fracture structures which are mutually arranged at intervals. The fracture structures extend to be formed in the arraying direction. Moreover, the arraying direction is intersected with the long axis direction of the thin film body. According to the rolled preservative film convenient to tear off, due to the fact that the thin film body is provided with the fracture structures, people can directly tear off needed preservative film slices from the thin film body with the hands and do not need to use an incision piece and a preservative film box in the prior art in a matching mode. Therefore, the rolled preservative film convenient to tear off is safer and more convenient to use and has more economic benefits.

Description

Conveniently tear the spool type preservative film of getting

Technical field

The utility model refers to a kind of spool type preservative film of getting required fresh-keeping diaphragm that is convenient for people to tear especially about a kind of spool type preservative film.

Background technology

For keeping the freshness of food materials, people often use preservative film to coat food materials, to reduce food materials and the chance that extraneous bacterium or mosquito contact, slow down the speed of water evaporates in the food materials simultaneously, to reach fresh-keeping purpose.

The preservative film of prior art is to deposit in one to be equiped with in the Wrapping case of cutting member mostly.When desire is used preservative film, can again preservative film be resisted against the cutting member on the Wrapping case, and bestow an external force with the preservative film severing earlier by the preservative film that pulls suitable length in the Wrapping case, obtain required fresh-keeping diaphragm.

Yet for being convenient for people to cut preservative film, the cutting member of prior art exposes to the outside of Wrapping case mostly, and people are hurt in the cutting member that is exposed easily unintentionally; And cutting member is difficult to keep required sharpness after long-time the use, must buy new Wrapping case again and could continue to use, and increases unnecessary living expense on the contrary on foot.

The utility model content

Because the present problem of using preservative film to face, the purpose of this utility model provides a kind of spool type preservative film of getting that conveniently tears, it can be under the situation of not using cutting member, and free-hand tearing got the required fresh-keeping diaphragm of acquisition, and then promotes safety in utilization and the convenience of preservative film.

For reaching aforementioned purpose, the utility model provides a kind of spool type preservative film of getting that conveniently tears, wherein, described spool type preservative film has a film bulk and a supporter, described film bulk is strip, described supporter is hollow tubular, described film bulk is overlapping to be wound on the described supporter, and described film bulk has the fault structure that a plurality of spaces arrange, described a plurality of fault structure is along an orientation elongation moulding, and the long axis direction of described orientation and described film bulk intersects.

The aforesaid spool type preservative film of getting that conveniently tears, wherein, described orientation is vertical with the long axis direction of described film bulk.

The aforesaid spool type preservative film of getting that conveniently tears, wherein, each fault structure comprises a plurality of tangent line portion, and each described tangent line portion and adjacent described tangent line portion are side by side and along described orientation setting.

The aforesaid spool type preservative film of getting that conveniently tears, wherein, each described tangent line portion is made up of one first line of cut and one second line of cut, each described first line of cut has relative an intersection end and a free end, each described second line of cut has relative an intersection end and a free end, and the intersection end intersection of the intersection end of described first line of cut of each described tangent line portion and described second line of cut and form an intersection point.

The aforesaid spool type preservative film of getting that conveniently tears, wherein, described a plurality of first line of cut has identical length with described a plurality of second lines of cut, and the center-point between the free end of the free end of described first line of cut of each described tangent line portion and described second line of cut to extend to the bearing of trend of described intersection point parallel with the long axis direction of described film bulk.

The aforesaid spool type preservative film of getting that conveniently tears, wherein, center-point between the free end of described first line of cut of each described tangent line portion and the free end of described second line of cut and described intersection point the two apart from x, the two distance of the free end of first line of cut of each described tangent line portion and the free end of described second line of cut is between between the x to 4x/3, and the two distance of the free end of second line of cut of the adjacent described tangent line portion of the free end of described first line of cut of each described tangent line portion and contiguous this first line of cut is between between the 2x/3 to x.

The aforesaid spool type preservative film of getting that conveniently tears, wherein, x is between 1.5 millimeters to 2.0 millimeters.

Compared with prior art, the utlity model has following beneficial effect:

Accordingly, when these tangent line portions have above-mentioned size and uniformly-spaced arrange with above-mentioned spacing, can destroy the intensity of film bulk, get required fresh-keeping diaphragm so can be conducive to people with free-hand tearing from this film bulk, and make required fresh-keeping diaphragm have more neat crack edge.

In sum, because conveniently tearing the film bulk of the spool type preservative film of getting, the utility model has the fault structure that a plurality of spaces arrange, and these a plurality of fault structures are along an orientation elongation moulding that intersects with the long axis direction of film bulk, old friends can repeat to get required fresh-keeping diaphragm with free-hand tearing, the danger of avoiding the cutting member of prior art to bring whereby

Promote safety in utilization and convenience that people preserve food materials, reduce required cost simultaneously.

Description of drawings

Fig. 1 is the stereo appearance figure of of the present utility model one preferable specific embodiment;

Fig. 2 is the planar view of the film bulk of of the present utility model one preferable specific embodiment;

Fig. 3 is the scheme drawing of a plurality of fault structures of amplifying of the part of film bulk among Fig. 2.

Description of reference numerals:

10 film bulks, 11 fault structures

12 tangent line portions, 121 first lines of cut

122 second lines of cut, 123 intersection points

124 center-points, 20 supporters

A orientation B long axis direction

C bearing of trend d1 distance

D2 is apart from the d3 distance

The specific embodiment

See also Figure 1 and Figure 2, at the utility model wherein in the preferable specific embodiment, conveniently tear the spool type preservative film of getting and have the supporter 20 that a film bulk 10 and that is strip is hollow tubular, and these film bulk 10 overlapping being wound on this supporter 20, furthermore, film bulk 10 repeats to be wound on the outside wall surface of this supporter 20 in the mode that a medial surface coats a lateral surface.

Wherein, film bulk 10 has the fault structure 11 that a plurality of spaces arrange, and these a plurality of fault structures 11 are along an orientation A elongation moulding, and this orientation A is vertical with the long axis direction B of this film bulk 10.

See also shown in Figure 3, each fault structure 11 by a plurality of tangent line portion 12 form, each tangent line portion 12 and adjacent tangent line portion 12 extend side by side and along aforesaid orientation A, and each tangent line portion 12 is made up of one first line of cut 121 and one second line of cut 122, each first line of cut 121 has relative an intersection end and a free end, and each second line of cut 122 also has relative an intersection end and a free end.

Wherein, the intersection end of first line of cut 121 of each tangent line portion 12 and the intersection end intersection of its second line of cut 122 and form an intersection point 123, and the free end of second line of cut 122 of the free end of first line of cut 121 of each tangent line portion 12 and adjacent tangent line portion 12 near and be separated from each other.

More specifically, these a plurality of first lines of cut 121 have identical length with these a plurality of second lines of cut 122, and it is parallel with the long axis direction B of this film bulk 10 that the two center-point 124 of the free end of first line of cut 121 of each tangent line portion 12 and the free end of its second line of cut 122 extends to the bearing of trend C of this intersection point 123.

In the fault structure 11 of present embodiment, the center-point 124 of each tangent line portion 12 and intersection point 123 the two be 1.5 millimeters apart from d1; The free end of the free end of first line of cut 121 and this second line of cut 122 the two be 1.5 millimeters apart from d2; The free end of second line of cut 122 of its adjacent tangent line portion 12 of the free end of first line of cut 121 of each tangent line portion 12 and contiguous this first line of cut 121 the two be 1.5 millimeters apart from d3.

In second kind of embodiment of the utility model, conveniently tear the spool type preservative film of getting and have structure as first kind of embodiment.

See also shown in Figure 3ly, the difference of present embodiment and first kind of embodiment is, the center-point 124 of each tangent line portion 12 and intersection point 123 the two apart from d1 at a distance of 2.0 millimeters; The free end of the free end of first line of cut 121 and this second line of cut 122 the two be 2.0 millimeters apart from d2; The free end of second line of cut 122 of the adjacent tangent line portion 12 of the free end of first line of cut 121 of each tangent line portion 12 and contiguous this first line of cut 121 the two be 1.0 millimeters apart from d3.

In sum, a plurality of fault structures 11, each fault structure 11 on the film bulk 10 has designs such as a plurality of tangent line portion 12, cause this film bulk 10 to be subjected to external force and pull back fracture easily, old friends can directly get the required fresh-keeping diaphragm of acquisition with free-hand tearing from film bulk 10, use cutting member and the Wrapping case of prior art and need not arrange in pairs or groups.Therefore, compared to the preservative film of prior art, the utility model conveniently tears the spool type preservative film of getting and more possesses safety in utilization, convenience and economic benefit.

Claims

1. one kind is conveniently torn the spool type preservative film of getting, it is characterized in that, described spool type preservative film has a film bulk and a supporter, described film bulk is strip, described supporter is hollow tubular, and described film bulk is overlapping to be wound on the described supporter, and described film bulk has the fault structure that a plurality of spaces arrange, described a plurality of fault structure is along an orientation elongation moulding, and the long axis direction of described orientation and described film bulk intersects.

2. the spool type preservative film of getting that conveniently tears as claimed in claim 1 is characterized in that described orientation is vertical with the long axis direction of described film bulk.

3. the spool type preservative film of getting that conveniently tears as claimed in claim 1 or 2 is characterized in that, each described fault structure comprises a plurality of tangent line portion, and each described tangent line portion and adjacent described tangent line portion are side by side and along described orientation setting.

4. the spool type preservative film of getting that conveniently tears as claimed in claim 3, it is characterized in that, each described tangent line portion is made up of one first line of cut and one second line of cut, each described first line of cut has relative an intersection end and a free end, each described second line of cut has relative an intersection end and a free end, and the intersection end intersection of the intersection end of first line of cut of each described tangent line portion and described second line of cut and form an intersection point.

5. the spool type preservative film of getting that conveniently tears as claimed in claim 4, it is characterized in that, described a plurality of first line of cut has identical length with described a plurality of second lines of cut, and the center-point between the free end of the free end of first line of cut of each described tangent line portion and described second line of cut to extend to the bearing of trend of described intersection point parallel with the long axis direction of described film bulk.

6. the spool type preservative film of getting that conveniently tears as claimed in claim 5, it is characterized in that, the two distance of center-point between the free end of described first line of cut of each described tangent line portion and the free end of this second line of cut and described intersection point is x, the two distance of the free end of first line of cut of each described tangent line portion and the free end of described second line of cut is between between the x to 4x/3, and wherein the two the distance of free end of second line of cut of the adjacent described tangent line portion of the free end of first line of cut of each described tangent line portion and contiguous this first line of cut between between the 2x/3 to x.

7. the spool type preservative film of getting that conveniently tears as claimed in claim 6 is characterized in that x is between 1.5 millimeters to 2.0 millimeters.